diff options
author | obrien <obrien@FreeBSD.org> | 2002-07-09 19:20:18 +0000 |
---|---|---|
committer | obrien <obrien@FreeBSD.org> | 2002-07-09 19:20:18 +0000 |
commit | 0c368924ad16fb7e61de02f89ad341f63c914cb5 (patch) | |
tree | bd9d10189fcfab5bf486369f8a90a2af7ebdce92 /sys | |
parent | d9db5616957af8dc6d14819a38530d713bae4b96 (diff) | |
download | FreeBSD-src-0c368924ad16fb7e61de02f89ad341f63c914cb5.zip FreeBSD-src-0c368924ad16fb7e61de02f89ad341f63c914cb5.tar.gz |
Desupport the TurboChannel Alpha's. This means the DEC3000/300* Pelic*
and DEC3000/[4-9]00 Flamingo/Sandpiper families.
Diffstat (limited to 'sys')
33 files changed, 9 insertions, 8485 deletions
diff --git a/sys/alpha/alpha/autoconf.c b/sys/alpha/alpha/autoconf.c index c7b1cc5..bf5d3b9 100644 --- a/sys/alpha/alpha/autoconf.c +++ b/sys/alpha/alpha/autoconf.c @@ -178,16 +178,14 @@ configure(void *dummy) root_bus_configure(); - if((hwrpb->rpb_type != ST_DEC_3000_300) && - (hwrpb->rpb_type != ST_DEC_3000_500)){ - /* - * Probe ISA devices after everything. - */ + /* + * Probe ISA devices after everything. + */ #ifdef DEV_ISA - if (isa_bus_device) - isa_probe_children(isa_bus_device); + if (isa_bus_device) + isa_probe_children(isa_bus_device); #endif - } + configure_finish(); /* diff --git a/sys/alpha/alpha/cpuconf.c b/sys/alpha/alpha/cpuconf.c index 89b4142..8c341e5 100644 --- a/sys/alpha/alpha/cpuconf.c +++ b/sys/alpha/alpha/cpuconf.c @@ -39,18 +39,6 @@ #include "opt_cpu.h" -#ifdef DEC_3000_500 -extern void dec_3000_500_init(int); -#else -#define dec_3000_500_init platform_not_configured -#endif - -#ifdef DEC_3000_300 -extern void dec_3000_300_init(int); -#else -#define dec_3000_300_init platform_not_configured -#endif - #ifdef DEC_AXPPCI_33 extern void dec_axppci_33_init(int); #else @@ -134,10 +122,10 @@ struct cpuinit cpuinit[] = { cpu_notsupp("ST_ADU"), /* 1: ST_ADU */ cpu_notsupp("ST_DEC_4000"), /* 2: ST_DEC_4000 */ cpu_notsupp("ST_DEC_7000"), /* 3: ST_DEC_7000 */ - cpu_init(dec_3000_500_init,"DEC_3000_500"), /* 4: ST_DEC_3000_500 */ + cpu_notsupp("DEC_3000_500"), /* 4: ST_DEC_3000_500 */ cpu_notsupp("???"), /* 5: ??? */ cpu_notsupp("ST_DEC_2000_300"), /* 6: ST_DEC_2000_300 */ - cpu_init(dec_3000_300_init,"DEC_3000_300"), /* 7: ST_DEC_3000_300 */ + cpu_notsupp("DEC_3000_300"), /* 7: ST_DEC_3000_300 */ cpu_init(avalon_a12_init,"ST_AVALON_A12"), /* 8: ST_AVALON_A12 */ cpu_init(dec_2100_a500_init, "ST_DEC_2100_A500"), /* 9: ST_DEC_2100_A500 */ cpu_notsupp("ST_DEC_APXVME_64"), /* 10: ST_DEC_APXVME_64 */ diff --git a/sys/alpha/alpha/pmap.c b/sys/alpha/alpha/pmap.c index ae33c4b..7955f65 100644 --- a/sys/alpha/alpha/pmap.c +++ b/sys/alpha/alpha/pmap.c @@ -561,9 +561,7 @@ pmap_uses_prom_console() int cputype; cputype = hwrpb->rpb_type; - return (cputype == ST_DEC_21000 || ST_DEC_4100 - || cputype == ST_DEC_3000_300 - || cputype == ST_DEC_3000_500); + return (cputype == ST_DEC_21000 || ST_DEC_4100); return 0; } diff --git a/sys/alpha/conf/GENERIC b/sys/alpha/conf/GENERIC index a6d36a6..8f22210 100644 --- a/sys/alpha/conf/GENERIC +++ b/sys/alpha/conf/GENERIC @@ -42,8 +42,6 @@ options DEC_2100_A500 # AlphaServer 2000, 2100, 2100A options DEC_KN20AA # AlphaStation 500, 600 options DEC_ST550 # Personal Workstation 433, 500, 600 options DEC_ST6600 # XP1000, DP264, DS20, DS10, family -options DEC_3000_300 # DEC3000/300* Pelic* family -options DEC_3000_500 # DEC3000/[4-9]00 Flamingo/Sandpiper family options DEC_1000A # AlphaServer 1000, 1000A, 800 options DEC_KN8AE # AlphaServer 8200/8400 (Turbolaser) options DEC_KN300 # AlphaServer 4100 (Rawhide), 1200 (Tincup) @@ -142,7 +140,6 @@ device ppi # Parallel port interface device # PCI Ethernet NICs. device de # DEC/Intel DC21x4x (``Tulip'') -device le # Lance device txp # 3Com 3cR990 (``Typhoon'') device vx # 3Com 3c590, 3c595 (``Vortex'') diff --git a/sys/alpha/conf/NOTES b/sys/alpha/conf/NOTES index a6d36a6..8f22210 100644 --- a/sys/alpha/conf/NOTES +++ b/sys/alpha/conf/NOTES @@ -42,8 +42,6 @@ options DEC_2100_A500 # AlphaServer 2000, 2100, 2100A options DEC_KN20AA # AlphaStation 500, 600 options DEC_ST550 # Personal Workstation 433, 500, 600 options DEC_ST6600 # XP1000, DP264, DS20, DS10, family -options DEC_3000_300 # DEC3000/300* Pelic* family -options DEC_3000_500 # DEC3000/[4-9]00 Flamingo/Sandpiper family options DEC_1000A # AlphaServer 1000, 1000A, 800 options DEC_KN8AE # AlphaServer 8200/8400 (Turbolaser) options DEC_KN300 # AlphaServer 4100 (Rawhide), 1200 (Tincup) @@ -142,7 +140,6 @@ device ppi # Parallel port interface device # PCI Ethernet NICs. device de # DEC/Intel DC21x4x (``Tulip'') -device le # Lance device txp # 3Com 3cR990 (``Typhoon'') device vx # 3Com 3c590, 3c595 (``Vortex'') diff --git a/sys/alpha/tc/am7990.c b/sys/alpha/tc/am7990.c deleted file mode 100644 index bbb7c06..0000000 --- a/sys/alpha/tc/am7990.c +++ /dev/null @@ -1,1441 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: am7990.c,v 1.43 1998/03/29 22:36:42 mycroft Exp $ */ - -/*- - * Copyright (c) 1997 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, - * NASA Ames Research Center. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/*- - * Copyright (c) 1995 Charles M. Hannum. All rights reserved. - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Ralph Campbell and Rick Macklem. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)if_le.c 8.2 (Berkeley) 11/16/93 - */ - -#include "opt_inet.h" -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <sys/mbuf.h> -#include <sys/syslog.h> -#include <sys/socket.h> -#include <sys/malloc.h> -#include <sys/sockio.h> -#include <net/if.h> -#include <net/netisr.h> - -#include <netinet/in.h> -#include <netinet/in_systm.h> -#include <netinet/in_var.h> -#include <netinet/ip.h> -#include <netinet/if_ether.h> -#include <net/if_media.h> - -#ifdef INET -#include <netinet/in.h> -#endif -#include <net/bpf.h> -#include <net/ethernet.h> -#include <net/if_arp.h> - -#include <machine/clock.h> - -#include <alpha/tc/am7990reg.h> -#include <alpha/tc/am7990var.h> - -#ifdef LEDEBUG -void am7990_recv_print(struct am7990_softc *, int); -void am7990_xmit_print(struct am7990_softc *, int); -#endif - -integrate void am7990_rint(struct am7990_softc *); -integrate void am7990_tint(struct am7990_softc *); - -integrate int am7990_put(struct am7990_softc *, int, struct mbuf *); -integrate struct mbuf *am7990_get(struct am7990_softc *, int, int); -integrate void am7990_read(struct am7990_softc *, int, int); - -/* -hide void am7990_shutdown(void *); -*/ - -int am7990_mediachange(struct ifnet *); -void am7990_mediastatus(struct ifnet *, struct ifmediareq *); - -#define ifp (&sc->sc_ethercom.ac_if) - -static __inline u_int16_t ether_cmp(void *, void *); - char * ether_sprintf(u_char *ap); -/* - * Compare two Ether/802 addresses for equality, inlined and - * unrolled for speed. Use this like bcmp(). - * - * XXX: Add <machine/inlines.h> for stuff like this? - * XXX: or maybe add it to libkern.h instead? - * - * "I'd love to have an inline assembler version of this." - * XXX: Who wanted that? mycroft? I wrote one, but this - * version in C is as good as hand-coded assembly. -gwr - * - * Please do NOT tweak this without looking at the actual - * assembly code generated before and after your tweaks! - */ -static __inline u_int16_t -ether_cmp(one, two) - void *one, *two; -{ - register u_int16_t *a = (u_short *) one; - register u_int16_t *b = (u_short *) two; - register u_int16_t diff; - -#ifdef m68k - /* - * The post-increment-pointer form produces the best - * machine code for m68k. This was carefully tuned - * so it compiles to just 8 short (2-byte) op-codes! - */ - diff = *a++ - *b++; - diff |= *a++ - *b++; - diff |= *a++ - *b++; -#else - /* - * Most modern CPUs do better with a single expresion. - * Note that short-cut evaluation is NOT helpful here, - * because it just makes the code longer, not faster! - */ - diff = (a[0] - b[0]) | (a[1] - b[1]) | (a[2] - b[2]); -#endif - - return (diff); -} - -#define ETHER_CMP ether_cmp - -#ifdef LANCE_REVC_BUG -/* Make sure this is short-aligned, for ether_cmp(). */ -static u_int16_t bcast_enaddr[3] = { ~0, ~0, ~0 }; -#endif - -void -am7990_config(sc) - struct am7990_softc *sc; -{ - int mem, i; - - /* Make sure the chip is stopped. */ - am7990_stop(sc); - - /* Initialize ifnet structure. */ - ifp->if_unit = sc->unit; - ifp->if_name = "le"; - ifp->if_softc = sc; - ifp->if_start = am7990_start; - ifp->if_ioctl = am7990_ioctl; - ifp->if_output = ether_output; - ifp->if_watchdog = am7990_watchdog; - ifp->if_flags = - IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; -#ifdef LANCE_REVC_BUG - ifp->if_flags &= ~IFF_MULTICAST; -#endif - - /* Initialize ifmedia structures. */ - ifmedia_init(&sc->sc_media, 0, am7990_mediachange, am7990_mediastatus); - if (sc->sc_supmedia != NULL) { - for (i = 0; i < sc->sc_nsupmedia; i++) - ifmedia_add(&sc->sc_media, sc->sc_supmedia[i], - 0, NULL); - ifmedia_set(&sc->sc_media, sc->sc_defaultmedia); - } else { - ifmedia_add(&sc->sc_media, IFM_ETHER|IFM_MANUAL, 0, NULL); - ifmedia_set(&sc->sc_media, IFM_ETHER|IFM_MANUAL); - } - - /* Attach the interface. */ - bcopy(sc->sc_enaddr,((struct arpcom *)ifp)->ac_enaddr, 6); - printf("%s: address %s\n", device_get_nameunit(sc->sc_dev), - ether_sprintf(sc->sc_enaddr)); - - ether_ifattach(ifp, ETHER_BPF_SUPPORTED); - - switch (sc->sc_memsize) { - case 8192: - sc->sc_nrbuf = 4; - sc->sc_ntbuf = 1; - break; - case 16384: - sc->sc_nrbuf = 8; - sc->sc_ntbuf = 2; - break; - case 32768: - sc->sc_nrbuf = 16; - sc->sc_ntbuf = 4; - break; - case 65536: - sc->sc_nrbuf = 32; - sc->sc_ntbuf = 8; - break; - case 131072: - sc->sc_nrbuf = 64; - sc->sc_ntbuf = 16; - break; - default: - panic("am7990_config: weird memory size"); - } - - printf("%s: %d receive buffers, %d transmit buffers\n", - device_get_nameunit(sc->sc_dev), sc->sc_nrbuf, sc->sc_ntbuf); - -/* - sc->sc_sh = shutdownhook_establish(am7990_shutdown, sc); - if (sc->sc_sh == NULL) - panic("am7990_config: can't establish shutdownhook"); -*/ - sc->sc_rbufaddr = malloc(sc->sc_nrbuf * sizeof(int), M_DEVBUF, - M_WAITOK); - sc->sc_tbufaddr = malloc(sc->sc_ntbuf * sizeof(int), M_DEVBUF, - M_WAITOK); - - mem = 0; - sc->sc_initaddr = mem; - mem += sizeof(struct leinit); - sc->sc_rmdaddr = mem; - mem += sizeof(struct lermd) * sc->sc_nrbuf; - sc->sc_tmdaddr = mem; - mem += sizeof(struct letmd) * sc->sc_ntbuf; - for (i = 0; i < sc->sc_nrbuf; i++, mem += LEBLEN) - sc->sc_rbufaddr[i] = mem; - for (i = 0; i < sc->sc_ntbuf; i++, mem += LEBLEN) - sc->sc_tbufaddr[i] = mem; -#ifdef notyet - if (mem > ...) - panic(...); -#endif - -#if NRND > 0 - rnd_attach_source(&sc->rnd_source, device_get_nameunit(sc->sc_dev), - RND_TYPE_NET); -#endif -} - -void -am7990_reset(sc) - struct am7990_softc *sc; -{ - int s; - - s = splimp(); - am7990_init(sc); - splx(s); -} - -/* - * Set up the initialization block and the descriptor rings. - */ -void -am7990_meminit(sc) - register struct am7990_softc *sc; -{ - u_long a; - int bix; - struct leinit init; - struct lermd rmd; - struct letmd tmd; - u_int8_t *myaddr; - - if (ifp->if_flags & IFF_PROMISC) - init.init_mode = LE_MODE_NORMAL | LE_MODE_PROM; - else - init.init_mode = LE_MODE_NORMAL; - if (sc->sc_initmodemedia == 1) - init.init_mode |= LE_MODE_PSEL0; - - /* - * Update our private copy of the Ethernet address. - * We NEED the copy so we can ensure its alignment! - */ - bcopy(((struct arpcom *)ifp)->ac_enaddr, sc->sc_enaddr, 6); - myaddr = sc->sc_enaddr; - - init.init_padr[0] = (myaddr[1] << 8) | myaddr[0]; - init.init_padr[1] = (myaddr[3] << 8) | myaddr[2]; - init.init_padr[2] = (myaddr[5] << 8) | myaddr[4]; - am7990_setladrf(&sc->sc_ethercom, init.init_ladrf); - - sc->sc_last_rd = 0; - sc->sc_first_td = sc->sc_last_td = sc->sc_no_td = 0; - - a = sc->sc_addr + LE_RMDADDR(sc, 0); - init.init_rdra = a; - init.init_rlen = (a >> 16) | ((ffs(sc->sc_nrbuf) - 1) << 13); - - a = sc->sc_addr + LE_TMDADDR(sc, 0); - init.init_tdra = a; - init.init_tlen = (a >> 16) | ((ffs(sc->sc_ntbuf) - 1) << 13); - - (*sc->sc_copytodesc)(sc, &init, LE_INITADDR(sc), sizeof(init)); - - /* - * Set up receive ring descriptors. - */ - for (bix = 0; bix < sc->sc_nrbuf; bix++) { - a = sc->sc_addr + LE_RBUFADDR(sc, bix); - rmd.rmd0 = a; - rmd.rmd1_hadr = a >> 16; - rmd.rmd1_bits = LE_R1_OWN; - rmd.rmd2 = -LEBLEN | LE_XMD2_ONES; - rmd.rmd3 = 0; - (*sc->sc_copytodesc)(sc, &rmd, LE_RMDADDR(sc, bix), - sizeof(rmd)); - } - - /* - * Set up transmit ring descriptors. - */ - for (bix = 0; bix < sc->sc_ntbuf; bix++) { - a = sc->sc_addr + LE_TBUFADDR(sc, bix); - tmd.tmd0 = a; - tmd.tmd1_hadr = a >> 16; - tmd.tmd1_bits = 0; - tmd.tmd2 = 0 | LE_XMD2_ONES; - tmd.tmd3 = 0; - (*sc->sc_copytodesc)(sc, &tmd, LE_TMDADDR(sc, bix), - sizeof(tmd)); - } -} - -void -am7990_stop(sc) - struct am7990_softc *sc; -{ - - (*sc->sc_wrcsr)(sc, LE_CSR0, LE_C0_STOP); -} - -/* - * Initialization of interface; set up initialization block - * and transmit/receive descriptor rings. - */ -void -am7990_init(sc) - register struct am7990_softc *sc; -{ - register int timo; - u_long a; - - (*sc->sc_wrcsr)(sc, LE_CSR0, LE_C0_STOP); - DELAY(100); - - /* Newer LANCE chips have a reset register */ - if (sc->sc_hwreset) - (*sc->sc_hwreset)(sc); - - /* Set the correct byte swapping mode, etc. */ - (*sc->sc_wrcsr)(sc, LE_CSR3, sc->sc_conf3); - - /* Set up LANCE init block. */ - am7990_meminit(sc); - - /* Give LANCE the physical address of its init block. */ - a = sc->sc_addr + LE_INITADDR(sc); - (*sc->sc_wrcsr)(sc, LE_CSR1, a); - (*sc->sc_wrcsr)(sc, LE_CSR2, a >> 16); - - /* Try to initialize the LANCE. */ - DELAY(100); - (*sc->sc_wrcsr)(sc, LE_CSR0, LE_C0_INIT); - - /* Wait for initialization to finish. */ - for (timo = 100000; timo; timo--) - if ((*sc->sc_rdcsr)(sc, LE_CSR0) & LE_C0_IDON) - break; - - if ((*sc->sc_rdcsr)(sc, LE_CSR0) & LE_C0_IDON) { - /* Start the LANCE. */ - (*sc->sc_wrcsr)(sc, LE_CSR0, LE_C0_INEA | LE_C0_STRT | - LE_C0_IDON); - ifp->if_flags |= IFF_RUNNING; - ifp->if_flags &= ~IFF_OACTIVE; - ifp->if_timer = 0; - am7990_start(ifp); - } else - printf("%s: card failed to initialize\n", - device_get_nameunit(sc->sc_dev)); - if (sc->sc_hwinit) - (*sc->sc_hwinit)(sc); -} - -/* - * Routine to copy from mbuf chain to transmit buffer in - * network buffer memory. - */ - -integrate int -am7990_put(sc, boff, m) - struct am7990_softc *sc; - int boff; - register struct mbuf *m; -{ - register struct mbuf *n; - register int len, tlen = 0; - - for (; m; m = n) { - len = m->m_len; - if (len == 0) { - n = m_free(m); - m = NULL; - continue; - } - (*sc->sc_copytobuf)(sc, mtod(m, caddr_t), boff, len); - boff += len; - tlen += len; - n = m_free(m); - m = NULL; - } - if (tlen < LEMINSIZE) { - (*sc->sc_zerobuf)(sc, boff, LEMINSIZE - tlen); - tlen = LEMINSIZE; - } - return (tlen); -} - -/* - * Pull data off an interface. - * Len is length of data, with local net header stripped. - * We copy the data into mbufs. When full cluster sized units are present - * we copy into clusters. - */ -integrate struct mbuf * -am7990_get(sc, boff, totlen) - struct am7990_softc *sc; - int boff, totlen; -{ - register struct mbuf *m; - struct mbuf *top, **mp; - int len; - - MGETHDR(m, M_DONTWAIT, MT_DATA); - if (m == 0) - return (0); - m->m_pkthdr.rcvif = ifp; - m->m_pkthdr.len = totlen; - len = MHLEN; - top = 0; - mp = ⊤ - - while (totlen > 0) { - if (top) { - MGET(m, M_DONTWAIT, MT_DATA); - if (m == 0) { - m_freem(top); - return 0; - } - len = MLEN; - } - if (totlen >= MINCLSIZE) { - MCLGET(m, M_DONTWAIT); - if ((m->m_flags & M_EXT) == 0) { - m_free(m); - m_freem(top); - return 0; - } - len = MCLBYTES; - } - if (!top) { - register int pad = - ALIGN(sizeof(struct ether_header)) - - sizeof(struct ether_header); - m->m_data += pad; - len -= pad; - } - m->m_len = len = min(totlen, len); - (*sc->sc_copyfrombuf)(sc, mtod(m, caddr_t), boff, len); - boff += len; - totlen -= len; - *mp = m; - mp = &m->m_next; - } - - return (top); -} - -/* - * Pass a packet to the higher levels. - */ -integrate void -am7990_read(sc, boff, len) - register struct am7990_softc *sc; - int boff, len; -{ - struct mbuf *m; - struct ether_header *eh; - - if (len <= sizeof(struct ether_header) || - len > ETHERMTU + sizeof(struct ether_header)) { -#ifdef LEDEBUG - printf("%s: invalid packet size %d; dropping\n", - device_get_nameunit(sc->sc_dev), len); -#endif - ifp->if_ierrors++; - return; - } - - /* Pull packet off interface. */ - m = am7990_get(sc, boff, len); - if (m == 0) { - ifp->if_ierrors++; - return; - } - - ifp->if_ipackets++; - - /* We assume that the header fit entirely in one mbuf. */ - eh = mtod(m, struct ether_header *); - -#ifdef LANCE_REVC_BUG - /* - * The old LANCE (Rev. C) chips have a bug which causes - * garbage to be inserted in front of the received packet. - * The work-around is to ignore packets with an invalid - * destination address (garbage will usually not match). - * Of course, this precludes multicast support... - */ - if (ETHER_CMP(eh->ether_dhost, sc->sc_enaddr) && - ETHER_CMP(eh->ether_dhost, bcast_enaddr)) { - m_freem(m); - return; - } -#endif - - /* Pass the packet up, with the ether header sort-of removed. */ - m_adj(m, sizeof(struct ether_header)); - ether_input(ifp, eh, m); -} - -integrate void -am7990_rint(sc) - struct am7990_softc *sc; -{ - register int bix; - int rp; - struct lermd rmd; - - bix = sc->sc_last_rd; - - /* Process all buffers with valid data. */ - for (;;) { - rp = LE_RMDADDR(sc, bix); - (*sc->sc_copyfromdesc)(sc, &rmd, rp, sizeof(rmd)); - - if (rmd.rmd1_bits & LE_R1_OWN) - break; - - if (rmd.rmd1_bits & LE_R1_ERR) { - if (rmd.rmd1_bits & LE_R1_ENP) { -#ifdef LEDEBUG - if ((rmd.rmd1_bits & LE_R1_OFLO) == 0) { - if (rmd.rmd1_bits & LE_R1_FRAM) - printf("%s: framing error\n", - device_get_nameunit(sc->sc_dev)); - if (rmd.rmd1_bits & LE_R1_CRC) - printf("%s: crc mismatch\n", - device_get_nameunit(sc->sc_dev)); - } -#endif - } else { - if (rmd.rmd1_bits & LE_R1_OFLO) - printf("%s: overflow\n", - device_get_nameunit(sc->sc_dev)); - } - if (rmd.rmd1_bits & LE_R1_BUFF) - printf("%s: receive buffer error\n", - device_get_nameunit(sc->sc_dev)); - ifp->if_ierrors++; - } else if ((rmd.rmd1_bits & (LE_R1_STP | LE_R1_ENP)) != - (LE_R1_STP | LE_R1_ENP)) { - printf("%s: dropping chained buffer\n", - device_get_nameunit(sc->sc_dev)); - ifp->if_ierrors++; - } else { -#ifdef LEDEBUG - if (sc->sc_debug) - am7990_recv_print(sc, sc->sc_last_rd); -#endif - am7990_read(sc, LE_RBUFADDR(sc, bix), - (int)rmd.rmd3 - 4); - } - - rmd.rmd1_bits = LE_R1_OWN; - rmd.rmd2 = -LEBLEN | LE_XMD2_ONES; - rmd.rmd3 = 0; - (*sc->sc_copytodesc)(sc, &rmd, rp, sizeof(rmd)); - -#ifdef LEDEBUG - if (sc->sc_debug) - printf("sc->sc_last_rd = %x, rmd: " - "ladr %04x, hadr %02x, flags %02x, " - "bcnt %04x, mcnt %04x\n", - sc->sc_last_rd, - rmd.rmd0, rmd.rmd1_hadr, rmd.rmd1_bits, - rmd.rmd2, rmd.rmd3); -#endif - - if (++bix == sc->sc_nrbuf) - bix = 0; - } - - sc->sc_last_rd = bix; -} - -integrate void -am7990_tint(sc) - register struct am7990_softc *sc; -{ - register int bix; - struct letmd tmd; - - bix = sc->sc_first_td; - - for (;;) { - if (sc->sc_no_td <= 0) - break; - -#ifdef LEDEBUG - if (sc->sc_debug) - printf("trans tmd: " - "ladr %04x, hadr %02x, flags %02x, " - "bcnt %04x, mcnt %04x\n", - tmd.tmd0, tmd.tmd1_hadr, tmd.tmd1_bits, - tmd.tmd2, tmd.tmd3); -#endif - - (*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, bix), - sizeof(tmd)); - - if (tmd.tmd1_bits & LE_T1_OWN) - break; - - ifp->if_flags &= ~IFF_OACTIVE; - - if (tmd.tmd1_bits & LE_T1_ERR) { - if (tmd.tmd3 & LE_T3_BUFF) - printf("%s: transmit buffer error\n", - device_get_nameunit(sc->sc_dev)); - else if (tmd.tmd3 & LE_T3_UFLO) - printf("%s: underflow\n", - device_get_nameunit(sc->sc_dev)); - if (tmd.tmd3 & (LE_T3_BUFF | LE_T3_UFLO)) { - am7990_reset(sc); - return; - } - if (tmd.tmd3 & LE_T3_LCAR) { - sc->sc_havecarrier = 0; - if (sc->sc_nocarrier) - (*sc->sc_nocarrier)(sc); - else - printf("%s: lost carrier\n", - device_get_nameunit(sc->sc_dev)); - } - if (tmd.tmd3 & LE_T3_LCOL) - ifp->if_collisions++; - if (tmd.tmd3 & LE_T3_RTRY) { - printf("%s: excessive collisions, tdr %d\n", - device_get_nameunit(sc->sc_dev), - tmd.tmd3 & LE_T3_TDR_MASK); - ifp->if_collisions += 16; - } - ifp->if_oerrors++; - } else { - if (tmd.tmd1_bits & LE_T1_ONE) - ifp->if_collisions++; - else if (tmd.tmd1_bits & LE_T1_MORE) - /* Real number is unknown. */ - ifp->if_collisions += 2; - ifp->if_opackets++; - } - - if (++bix == sc->sc_ntbuf) - bix = 0; - - --sc->sc_no_td; - } - - sc->sc_first_td = bix; - - am7990_start(ifp); - - if (sc->sc_no_td == 0) - ifp->if_timer = 0; -} - -/* - * Controller interrupt. - */ -void -am7990_intr(arg) - register void *arg; -{ - register struct am7990_softc *sc = arg; - register u_int16_t isr; - - isr = (*sc->sc_rdcsr)(sc, LE_CSR0) | sc->sc_saved_csr0; - sc->sc_saved_csr0 = 0; -#ifdef LEDEBUG - if (sc->sc_debug) - printf("%s: am7990_intr entering with isr=%04x\n", - device_get_nameunit(sc->sc_dev), isr); -#endif - if ((isr & LE_C0_INTR) == 0) - return; - - (*sc->sc_wrcsr)(sc, LE_CSR0, - isr & (LE_C0_INEA | LE_C0_BABL | LE_C0_MISS | LE_C0_MERR | - LE_C0_RINT | LE_C0_TINT | LE_C0_IDON)); - if (isr & LE_C0_ERR) { - if (isr & LE_C0_BABL) { -#ifdef LEDEBUG - printf("%s: babble\n", device_get_nameunit(sc->sc_dev)); -#endif - ifp->if_oerrors++; - } -#if 0 - if (isr & LE_C0_CERR) { - printf("%s: collision error\n", - device_get_nameunit(sc->sc_dev)); - ifp->if_collisions++; - } -#endif - if (isr & LE_C0_MISS) { -#ifdef LEDEBUG - printf("%s: missed packet\n", - device_get_nameunit(sc->sc_dev)); -#endif - ifp->if_ierrors++; - } - if (isr & LE_C0_MERR) { - printf("%s: memory error\n", - device_get_nameunit(sc->sc_dev)); - am7990_reset(sc); - return; - } - } - - if ((isr & LE_C0_RXON) == 0) { - printf("%s: receiver disabled\n", - device_get_nameunit(sc->sc_dev)); - ifp->if_ierrors++; - am7990_reset(sc); - return; - } - if ((isr & LE_C0_TXON) == 0) { - printf("%s: transmitter disabled\n", - device_get_nameunit(sc->sc_dev)); - ifp->if_oerrors++; - am7990_reset(sc); - return; - } - - /* - * Pretend we have carrier; if we don't this will be cleared - * shortly. - */ - sc->sc_havecarrier = 1; - - if (isr & LE_C0_RINT) - am7990_rint(sc); - if (isr & LE_C0_TINT) - am7990_tint(sc); - -#if NRND > 0 - rnd_add_uint32(&sc->rnd_source, isr); -#endif - - return; -} - -#undef ifp - -void -am7990_watchdog(ifp) - struct ifnet *ifp; -{ - struct am7990_softc *sc = ifp->if_softc; - - log(LOG_ERR, "%s: device timeout\n", device_get_nameunit(sc->sc_dev)); - ++ifp->if_oerrors; - - am7990_reset(sc); -} - -int -am7990_mediachange(ifp) - struct ifnet *ifp; -{ - struct am7990_softc *sc = ifp->if_softc; - - if (sc->sc_mediachange) - return ((*sc->sc_mediachange)(sc)); - return (EINVAL); -} - -void -am7990_mediastatus(ifp, ifmr) - struct ifnet *ifp; - struct ifmediareq *ifmr; -{ - struct am7990_softc *sc = ifp->if_softc; - - if ((ifp->if_flags & IFF_UP) == 0) - return; - - ifmr->ifm_status = IFM_AVALID; - if (sc->sc_havecarrier) - ifmr->ifm_status |= IFM_ACTIVE; - - if (sc->sc_mediastatus) - (*sc->sc_mediastatus)(sc, ifmr); -} - -/* - * Setup output on interface. - * Get another datagram to send off of the interface queue, and map it to the - * interface before starting the output. - * Called only at splimp or interrupt level. - */ -void -am7990_start(ifp) - register struct ifnet *ifp; -{ - register struct am7990_softc *sc = ifp->if_softc; - register int bix; - register struct mbuf *m; - struct letmd tmd; - int rp; - int len; - - if ((ifp->if_flags & (IFF_RUNNING | IFF_OACTIVE)) != IFF_RUNNING) - return; - - bix = sc->sc_last_td; - - for (;;) { - rp = LE_TMDADDR(sc, bix); - (*sc->sc_copyfromdesc)(sc, &tmd, rp, sizeof(tmd)); - - if (tmd.tmd1_bits & LE_T1_OWN) { - ifp->if_flags |= IFF_OACTIVE; - printf("missing buffer, no_td = %d, last_td = %d\n", - sc->sc_no_td, sc->sc_last_td); - } - - IF_DEQUEUE(&ifp->if_snd, m); - if (m == 0) - break; - - /* - * If BPF is listening on this interface, let it see the packet - * before we commit it to the wire. - */ - if (ifp->if_bpf) - bpf_mtap(ifp, m); - - /* - * Copy the mbuf chain into the transmit buffer. - */ - len = am7990_put(sc, LE_TBUFADDR(sc, bix), m); - -#ifdef LEDEBUG - if (len > ETHERMTU + sizeof(struct ether_header)) - printf("packet length %d\n", len); -#endif - - ifp->if_timer = 5; - - /* - * Init transmit registers, and set transmit start flag. - */ - tmd.tmd1_bits = LE_T1_OWN | LE_T1_STP | LE_T1_ENP; - tmd.tmd2 = -len | LE_XMD2_ONES; - tmd.tmd3 = 0; - - (*sc->sc_copytodesc)(sc, &tmd, rp, sizeof(tmd)); - -#ifdef LEDEBUG - if (sc->sc_debug) - am7990_xmit_print(sc, sc->sc_last_td); -#endif - - (*sc->sc_wrcsr)(sc, LE_CSR0, LE_C0_INEA | LE_C0_TDMD); - - if (++bix == sc->sc_ntbuf) - bix = 0; - - if (++sc->sc_no_td == sc->sc_ntbuf) { - ifp->if_flags |= IFF_OACTIVE; - break; - } - - } - - sc->sc_last_td = bix; -} - -/* - * Process an ioctl request. - */ -int -am7990_ioctl(ifp, cmd, data) - register struct ifnet *ifp; - u_long cmd; - caddr_t data; -{ - register struct am7990_softc *sc = ifp->if_softc; - struct ifaddr *ifa = (struct ifaddr *)data; - struct ifreq *ifr = (struct ifreq *)data; - int s, error = 0; - - s = splimp(); - - switch (cmd) { - - case SIOCSIFADDR: - ifp->if_flags |= IFF_UP; - - switch (ifa->ifa_addr->sa_family) { -#ifdef INET - case AF_INET: - am7990_init(sc); - arp_ifinit((void *)ifp, ifa); - break; -#endif -#ifdef NS - case AF_NS: - { - register struct ns_addr *ina = &IA_SNS(ifa)->sns_addr; - - if (ns_nullhost(*ina)) - ina->x_host = - *(union ns_host *)LLADDR(ifp->if_sadl); - else { - bcopy(ina->x_host.c_host, - LLADDR(ifp->if_sadl), - sizeof(sc->sc_enaddr)); - } - /* Set new address. */ - am7990_init(sc); - break; - } -#endif - default: - am7990_init(sc); - break; - } - break; - - case SIOCSIFFLAGS: - if ((ifp->if_flags & IFF_UP) == 0 && - (ifp->if_flags & IFF_RUNNING) != 0) { - /* - * If interface is marked down and it is running, then - * stop it. - */ - am7990_stop(sc); - ifp->if_flags &= ~IFF_RUNNING; - } else if ((ifp->if_flags & IFF_UP) != 0 && - (ifp->if_flags & IFF_RUNNING) == 0) { - /* - * If interface is marked up and it is stopped, then - * start it. - */ - am7990_init(sc); - } else { - /* - * Reset the interface to pick up changes in any other - * flags that affect hardware registers. - */ - /*am7990_stop(sc);*/ - am7990_init(sc); - } -#ifdef LEDEBUG - if (ifp->if_flags & IFF_DEBUG) - sc->sc_debug = 1; - else - sc->sc_debug = 0; -#endif - break; - - case SIOCADDMULTI: - case SIOCDELMULTI: - /* - * Multicast list has changed; set the hardware filter - * accordingly. - */ - am7990_reset(sc); - error = 0; - break; - - case SIOCGIFMEDIA: - case SIOCSIFMEDIA: - error = ifmedia_ioctl(ifp, ifr, &sc->sc_media, cmd); - break; - - default: - error = EINVAL; - break; - } - - splx(s); - return (error); -} - -/* -hide void -am7990_shutdown(arg) - void *arg; -{ - - am7990_stop((struct am7990_softc *)arg); -} -*/ - -#ifdef LEDEBUG -void -am7990_recv_print(sc, no) - struct am7990_softc *sc; - int no; -{ - struct lermd rmd; - u_int16_t len; - struct ether_header eh; - - (*sc->sc_copyfromdesc)(sc, &rmd, LE_RMDADDR(sc, no), sizeof(rmd)); - len = rmd.rmd3; - printf("%s: receive buffer %d, len = %d\n", - device_get_nameunit(sc->sc_dev), no, len); - printf("%s: status %04x\n", device_get_nameunit(sc->sc_dev), - (*sc->sc_rdcsr)(sc, LE_CSR0)); - printf("%s: ladr %04x, hadr %02x, flags %02x, bcnt %04x, mcnt %04x\n", - device_get_nameunit(sc->sc_dev), - rmd.rmd0, rmd.rmd1_hadr, rmd.rmd1_bits, rmd.rmd2, rmd.rmd3); - if (len >= sizeof(eh)) { - (*sc->sc_copyfrombuf)(sc, &eh, LE_RBUFADDR(sc, no), sizeof(eh)); - printf("%s: dst %s", device_get_nameunit(sc->sc_dev), - ether_sprintf(eh.ether_dhost)); - printf(" src %s type %04x\n", ether_sprintf(eh.ether_shost), - ntohs(eh.ether_type)); - } -} - -void -am7990_xmit_print(sc, no) - struct am7990_softc *sc; - int no; -{ - struct letmd tmd; - u_int16_t len; - struct ether_header eh; - - (*sc->sc_copyfromdesc)(sc, &tmd, LE_TMDADDR(sc, no), sizeof(tmd)); - len = -tmd.tmd2; - printf("%s: transmit buffer %d, len = %d\n", - device_get_nameunit(sc->sc_dev), no, - len); - printf("%s: status %04x\n", device_get_nameunit(sc->sc_dev), - (*sc->sc_rdcsr)(sc, LE_CSR0)); - printf("%s: ladr %04x, hadr %02x, flags %02x, bcnt %04x, mcnt %04x\n", - device_get_nameunit(sc->sc_dev), - tmd.tmd0, tmd.tmd1_hadr, tmd.tmd1_bits, tmd.tmd2, tmd.tmd3); - if (len >= sizeof(eh)) { - (*sc->sc_copyfrombuf)(sc, &eh, LE_TBUFADDR(sc, no), sizeof(eh)); - printf("%s: dst %s", device_get_nameunit(sc->sc_dev), - ether_sprintf(eh.ether_dhost)); - printf(" src %s type %04x\n", ether_sprintf(eh.ether_shost), - ntohs(eh.ether_type)); - } -} -#endif /* LEDEBUG */ - -/* - * Set up the logical address filter. - */ -void -am7990_setladrf(ac, af) - struct arpcom *ac; - u_int16_t *af; -{ -#if 0 - struct ifnet *ifp = &ac->ac_if; - struct ether_multi *enm; - register u_char *cp; - register u_int32_t crc; - static const u_int32_t crctab[] = { - 0x00000000, 0x1db71064, 0x3b6e20c8, 0x26d930ac, - 0x76dc4190, 0x6b6b51f4, 0x4db26158, 0x5005713c, - 0xedb88320, 0xf00f9344, 0xd6d6a3e8, 0xcb61b38c, - 0x9b64c2b0, 0x86d3d2d4, 0xa00ae278, 0xbdbdf21c - }; - register int len; - struct ether_multistep step; - - /* - * Set up multicast address filter by passing all multicast addresses - * through a crc generator, and then using the high order 6 bits as an - * index into the 64 bit logical address filter. The high order bit - * selects the word, while the rest of the bits select the bit within - * the word. - */ - - if (ifp->if_flags & IFF_PROMISC) - goto allmulti; - - af[0] = af[1] = af[2] = af[3] = 0x0000; - ETHER_FIRST_MULTI(step, ac, enm); - while (enm != NULL) { - if (ETHER_CMP(enm->enm_addrlo, enm->enm_addrhi)) { - /* - * We must listen to a range of multicast addresses. - * For now, just accept all multicasts, rather than - * trying to set only those filter bits needed to match - * the range. (At this time, the only use of address - * ranges is for IP multicast routing, for which the - * range is big enough to require all bits set.) - */ - goto allmulti; - } - - cp = enm->enm_addrlo; - crc = 0xffffffff; - for (len = sizeof(enm->enm_addrlo); --len >= 0;) { - crc ^= *cp++; - crc = (crc >> 4) ^ crctab[crc & 0xf]; - crc = (crc >> 4) ^ crctab[crc & 0xf]; - } - /* Just want the 6 most significant bits. */ - crc >>= 26; - - /* Set the corresponding bit in the filter. */ - af[crc >> 4] |= 1 << (crc & 0xf); - - ETHER_NEXT_MULTI(step, enm); - } - ifp->if_flags &= ~IFF_ALLMULTI; - return; - -allmulti: - ifp->if_flags |= IFF_ALLMULTI; - af[0] = af[1] = af[2] = af[3] = 0xffff; -#endif -} - - -/* - * Routines for accessing the transmit and receive buffers. - * The various CPU and adapter configurations supported by this - * driver require three different access methods for buffers - * and descriptors: - * (1) contig (contiguous data; no padding), - * (2) gap2 (two bytes of data followed by two bytes of padding), - * (3) gap16 (16 bytes of data followed by 16 bytes of padding). - */ - -/* - * contig: contiguous data with no padding. - * - * Buffers may have any alignment. - */ - -void -am7990_copytobuf_contig(sc, from, boff, len) - struct am7990_softc *sc; - void *from; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - - /* - * Just call bcopy() to do the work. - */ - bcopy(from, buf + boff, len); -} - -void -am7990_copyfrombuf_contig(sc, to, boff, len) - struct am7990_softc *sc; - void *to; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - - /* - * Just call bcopy() to do the work. - */ - bcopy(buf + boff, to, len); -} - -void -am7990_zerobuf_contig(sc, boff, len) - struct am7990_softc *sc; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - - /* - * Just let bzero() do the work - */ - bzero(buf + boff, len); -} - -#if 0 -/* - * Examples only; duplicate these and tweak (if necessary) in - * machine-specific front-ends. - */ - -/* - * gap2: two bytes of data followed by two bytes of pad. - * - * Buffers must be 4-byte aligned. The code doesn't worry about - * doing an extra byte. - */ - -void -am7990_copytobuf_gap2(sc, fromv, boff, len) - struct am7990_softc *sc; - void *fromv; - int boff; - register int len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t from = fromv; - register volatile u_int16_t *bptr; - - if (boff & 0x1) { - /* handle unaligned first byte */ - bptr = ((volatile u_int16_t *)buf) + (boff - 1); - *bptr = (*from++ << 8) | (*bptr & 0xff); - bptr += 2; - len--; - } else - bptr = ((volatile u_int16_t *)buf) + boff; - while (len > 1) { - *bptr = (from[1] << 8) | (from[0] & 0xff); - bptr += 2; - from += 2; - len -= 2; - } - if (len == 1) - *bptr = (u_int16_t)*from; -} - -void -am7990_copyfrombuf_gap2(sc, tov, boff, len) - struct am7990_softc *sc; - void *tov; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t to = tov; - register volatile u_int16_t *bptr; - register u_int16_t tmp; - - if (boff & 0x1) { - /* handle unaligned first byte */ - bptr = ((volatile u_int16_t *)buf) + (boff - 1); - *to++ = (*bptr >> 8) & 0xff; - bptr += 2; - len--; - } else - bptr = ((volatile u_int16_t *)buf) + boff; - while (len > 1) { - tmp = *bptr; - *to++ = tmp & 0xff; - *to++ = (tmp >> 8) & 0xff; - bptr += 2; - len -= 2; - } - if (len == 1) - *to = *bptr & 0xff; -} - -void -am7990_zerobuf_gap2(sc, boff, len) - struct am7990_softc *sc; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - register volatile u_int16_t *bptr; - - if ((unsigned)boff & 0x1) { - bptr = ((volatile u_int16_t *)buf) + (boff - 1); - *bptr &= 0xff; - bptr += 2; - len--; - } else - bptr = ((volatile u_int16_t *)buf) + boff; - while (len > 0) { - *bptr = 0; - bptr += 2; - len -= 2; - } -} - -/* - * gap16: 16 bytes of data followed by 16 bytes of pad. - * - * Buffers must be 32-byte aligned. - */ - -void -am7990_copytobuf_gap16(sc, fromv, boff, len) - struct am7990_softc *sc; - void *fromv; - int boff; - register int len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t from = fromv; - register caddr_t bptr; - register int xfer; - - bptr = buf + ((boff << 1) & ~0x1f); - boff &= 0xf; - xfer = min(len, 16 - boff); - while (len > 0) { - bcopy(from, bptr + boff, xfer); - from += xfer; - bptr += 32; - boff = 0; - len -= xfer; - xfer = min(len, 16); - } -} - -void -am7990_copyfrombuf_gap16(sc, tov, boff, len) - struct am7990_softc *sc; - void *tov; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t to = tov; - register caddr_t bptr; - register int xfer; - - bptr = buf + ((boff << 1) & ~0x1f); - boff &= 0xf; - xfer = min(len, 16 - boff); - while (len > 0) { - bcopy(bptr + boff, to, xfer); - to += xfer; - bptr += 32; - boff = 0; - len -= xfer; - xfer = min(len, 16); - } -} - -void -am7990_zerobuf_gap16(sc, boff, len) - struct am7990_softc *sc; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t bptr; - register int xfer; - - bptr = buf + ((boff << 1) & ~0x1f); - boff &= 0xf; - xfer = min(len, 16 - boff); - while (len > 0) { - bzero(bptr + boff, xfer); - bptr += 32; - boff = 0; - len -= xfer; - xfer = min(len, 16); - } -} -#endif /* Example only */ -char * -ether_sprintf(ap) - register u_char *ap; -{ - int i; - static char etherbuf[18]; - register char *cp = etherbuf; - static char digits[] = "0123456789abcdef"; - - for (i = 0; i < 6; i++) { - *cp++ = digits[*ap >> 4]; - *cp++ = digits[*ap++ & 0xf]; - *cp++ = ':'; - } - *--cp = 0; - return (etherbuf); -} diff --git a/sys/alpha/tc/am7990reg.h b/sys/alpha/tc/am7990reg.h deleted file mode 100644 index dc3f56a..0000000 --- a/sys/alpha/tc/am7990reg.h +++ /dev/null @@ -1,216 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: am7990reg.h,v 1.4 1997/03/27 21:01:49 veego Exp $ */ - -/*- - * Copyright (c) 1995 Charles M. Hannum. All rights reserved. - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Ralph Campbell and Rick Macklem. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)if_lereg.h 8.1 (Berkeley) 6/10/93 - */ - -#define LEBLEN 1536 /* ETHERMTU + header + CRC */ -#define LEMINSIZE 60 /* should be 64 if mode DTCR is set */ - -/* - * Receive message descriptor - */ -struct lermd { - u_int16_t rmd0; -#if BYTE_ORDER == BIG_ENDIAN - u_int8_t rmd1_bits; - u_int8_t rmd1_hadr; -#else - u_int8_t rmd1_hadr; - u_int8_t rmd1_bits; -#endif - int16_t rmd2; - u_int16_t rmd3; -}; - -/* - * Transmit message descriptor - */ -struct letmd { - u_int16_t tmd0; -#if BYTE_ORDER == BIG_ENDIAN - u_int8_t tmd1_bits; - u_int8_t tmd1_hadr; -#else - u_int8_t tmd1_hadr; - u_int8_t tmd1_bits; -#endif - int16_t tmd2; - u_int16_t tmd3; -}; - -/* - * Initialization block - */ -struct leinit { - u_int16_t init_mode; /* +0x0000 */ - u_int16_t init_padr[3]; /* +0x0002 */ - u_int16_t init_ladrf[4]; /* +0x0008 */ - u_int16_t init_rdra; /* +0x0010 */ - u_int16_t init_rlen; /* +0x0012 */ - u_int16_t init_tdra; /* +0x0014 */ - u_int16_t init_tlen; /* +0x0016 */ - int16_t pad0[4]; /* Pad to 16 shorts */ -}; - -#define LE_INITADDR(sc) (sc->sc_initaddr) -#define LE_RMDADDR(sc, bix) (sc->sc_rmdaddr + sizeof(struct lermd) * (bix)) -#define LE_TMDADDR(sc, bix) (sc->sc_tmdaddr + sizeof(struct letmd) * (bix)) -#define LE_RBUFADDR(sc, bix) (sc->sc_rbufaddr[bix]) -#define LE_TBUFADDR(sc, bix) (sc->sc_tbufaddr[bix]) - -/* register addresses */ -#define LE_CSR0 0x0000 /* Control and status register */ -#define LE_CSR1 0x0001 /* low address of init block */ -#define LE_CSR2 0x0002 /* high address of init block */ -#define LE_CSR3 0x0003 /* Bus master and control */ - -/* Control and status register 0 (csr0) */ -#define LE_C0_ERR 0x8000 /* error summary */ -#define LE_C0_BABL 0x4000 /* transmitter timeout error */ -#define LE_C0_CERR 0x2000 /* collision */ -#define LE_C0_MISS 0x1000 /* missed a packet */ -#define LE_C0_MERR 0x0800 /* memory error */ -#define LE_C0_RINT 0x0400 /* receiver interrupt */ -#define LE_C0_TINT 0x0200 /* transmitter interrupt */ -#define LE_C0_IDON 0x0100 /* initalization done */ -#define LE_C0_INTR 0x0080 /* interrupt condition */ -#define LE_C0_INEA 0x0040 /* interrupt enable */ -#define LE_C0_RXON 0x0020 /* receiver on */ -#define LE_C0_TXON 0x0010 /* transmitter on */ -#define LE_C0_TDMD 0x0008 /* transmit demand */ -#define LE_C0_STOP 0x0004 /* disable all external activity */ -#define LE_C0_STRT 0x0002 /* enable external activity */ -#define LE_C0_INIT 0x0001 /* begin initalization */ - -#define LE_C0_BITS \ - "\20\20ERR\17BABL\16CERR\15MISS\14MERR\13RINT\ -\12TINT\11IDON\10INTR\07INEA\06RXON\05TXON\04TDMD\03STOP\02STRT\01INIT" - -/* Control and status register 3 (csr3) */ -#define LE_C3_BSWP 0x0004 /* byte swap */ -#define LE_C3_ACON 0x0002 /* ALE control, eh? */ -#define LE_C3_BCON 0x0001 /* byte control */ - -/* Initialzation block (mode) */ -#define LE_MODE_PROM 0x8000 /* promiscuous mode */ -/* 0x7f80 reserved, must be zero */ -/* 0x4000 - 0x0080 are not available on LANCE 7990 */ -#define LE_MODE_DRCVBC 0x4000 /* disable receive brodcast */ -#define LE_MODE_DRCVPA 0x2000 /* disable physical address detection */ -#define LE_MODE_DLNKTST 0x1000 /* disable link status */ -#define LE_MODE_DAPC 0x0800 /* disable automatic polarity correction */ -#define LE_MODE_MENDECL 0x0400 /* MENDEC loopback mode */ -#define LE_MODE_LRTTSEL 0x0200 /* lower receice threshold / - transmit mode selection */ -#define LE_MODE_PSEL1 0x0100 /* port selection bit1 */ -#define LE_MODE_PSEL0 0x0080 /* port selection bit0 */ -#define LE_MODE_INTL 0x0040 /* internal loopback */ -#define LE_MODE_DRTY 0x0020 /* disable retry */ -#define LE_MODE_COLL 0x0010 /* force a collision */ -#define LE_MODE_DTCR 0x0008 /* disable transmit CRC */ -#define LE_MODE_LOOP 0x0004 /* loopback mode */ -#define LE_MODE_DTX 0x0002 /* disable transmitter */ -#define LE_MODE_DRX 0x0001 /* disable receiver */ -#define LE_MODE_NORMAL 0 /* none of the above */ - -/* Receive message descriptor 1 (rmd1_bits) */ -#define LE_R1_OWN 0x80 /* LANCE owns the packet */ -#define LE_R1_ERR 0x40 /* error summary */ -#define LE_R1_FRAM 0x20 /* framing error */ -#define LE_R1_OFLO 0x10 /* overflow error */ -#define LE_R1_CRC 0x08 /* CRC error */ -#define LE_R1_BUFF 0x04 /* buffer error */ -#define LE_R1_STP 0x02 /* start of packet */ -#define LE_R1_ENP 0x01 /* end of packet */ - -#define LE_R1_BITS \ - "\20\10OWN\7ERR\6FRAM\5OFLO\4CRC\3BUFF\2STP\1ENP" - -/* Transmit message descriptor 1 (tmd1_bits) */ -#define LE_T1_OWN 0x80 /* LANCE owns the packet */ -#define LE_T1_ERR 0x40 /* error summary */ -#define LE_T1_MORE 0x10 /* multiple collisions */ -#define LE_T1_ONE 0x08 /* single collision */ -#define LE_T1_DEF 0x04 /* defferred transmit */ -#define LE_T1_STP 0x02 /* start of packet */ -#define LE_T1_ENP 0x01 /* end of packet */ - -#define LE_T1_BITS \ - "\20\10OWN\7ERR\6RES\5MORE\4ONE\3DEF\2STP\1ENP" - -/* Transmit message descriptor 3 (tmd3) */ -#define LE_T3_BUFF 0x8000 /* buffer error */ -#define LE_T3_UFLO 0x4000 /* underflow error */ -#define LE_T3_LCOL 0x1000 /* late collision */ -#define LE_T3_LCAR 0x0800 /* loss of carrier */ -#define LE_T3_RTRY 0x0400 /* retry error */ -#define LE_T3_TDR_MASK 0x03ff /* time domain reflectometry counter */ - -#define LE_XMD2_ONES 0xf000 - -#define LE_T3_BITS \ - "\20\20BUFF\17UFLO\16RES\15LCOL\14LCAR\13RTRY" - -/* - * PCnet-ISA defines which are not available on LANCE 7990 - */ - -/* (ISA) Bus Configuration Registers */ -#define LE_BCR_MSRDA 0x0000 -#define LE_BCR_MSWRA 0x0001 -#define LE_BCR_MC 0x0002 -#define LE_BCR_LED1 0x0005 -#define LE_BCR_LED2 0x0006 -#define LE_BCR_LED3 0x0007 - -/* Bus configurations bits (MC) */ -#define LE_MC_EADISEL 0x0008 /* EADI selection */ -#define LE_MC_AWAKE 0x0004 /* auto-wake */ -#define LE_MC_ASEL 0x0002 /* auto selection */ -#define LE_MC_XMAUSEL 0x0001 /* external MAU selection */ - -/* LED bis (LED[123]) */ -#define LE_LED_LEDOUT 0x8000 -#define LE_LED_PSE 0x0080 -#define LE_LED_XMTE 0x0010 -#define LE_LED_PVPE 0x0008 -#define LE_LED_PCVE 0x0004 -#define LE_LED_JABE 0x0002 -#define LE_LED_COLE 0x0001 diff --git a/sys/alpha/tc/am7990var.h b/sys/alpha/tc/am7990var.h deleted file mode 100644 index 5f36651..0000000 --- a/sys/alpha/tc/am7990var.h +++ /dev/null @@ -1,208 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: am7990var.h,v 1.18 1998/01/12 09:23:16 thorpej Exp $ */ - -/*- - * Copyright (c) 1997 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, - * NASA Ames Research Center. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Copyright (c) 1995 Charles M. Hannum. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Charles M. Hannum. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifdef DDB -#define integrate -#define hide -#else -#define integrate static __inline -#define hide static -#endif - -/* - * Ethernet software status per device. - * - * Each interface is referenced by a network interface structure, - * ethercom.ec_if, which the routing code uses to locate the interface. - * This structure contains the output queue for the interface, its address, ... - * - * NOTE: this structure MUST be the first element in machine-dependent - * le_softc structures! This is designed SPECIFICALLY to make it possible - * to simply cast a "void *" to "struct le_softc *" or to - * "struct am7990_softc *". Among other things, this saves a lot of hair - * in the interrupt handlers. - */ -struct am7990_softc { - device_t sc_dev; /* base device glue */ - struct arpcom sc_ethercom; /* Ethernet common part */ - struct ifmedia sc_media; /* our supported media */ - - /* - * Memory functions: - * - * copy to/from descriptor - * copy to/from buffer - * zero bytes in buffer - */ - void (*sc_copytodesc) - (struct am7990_softc *, void *, int, int); - void (*sc_copyfromdesc) - (struct am7990_softc *, void *, int, int); - void (*sc_copytobuf) - (struct am7990_softc *, void *, int, int); - void (*sc_copyfrombuf) - (struct am7990_softc *, void *, int, int); - void (*sc_zerobuf) - (struct am7990_softc *, int, int); - - /* - * Machine-dependent functions: - * - * read/write CSR - * hardware reset hook - may be NULL - * hardware init hook - may be NULL - * no carrier hook - may be NULL - * media change hook - may be NULL - */ - u_int16_t (*sc_rdcsr) - (struct am7990_softc *, u_int16_t); - void (*sc_wrcsr) - (struct am7990_softc *, u_int16_t, u_int16_t); - void (*sc_hwreset)(struct am7990_softc *); - void (*sc_hwinit)(struct am7990_softc *); - void (*sc_nocarrier)(struct am7990_softc *); - int (*sc_mediachange)(struct am7990_softc *); - void (*sc_mediastatus)(struct am7990_softc *, - struct ifmediareq *); - - /* - * Media-supported by this interface. If this is NULL, - * the only supported media is assumed to be "manual". - */ - int *sc_supmedia; - int sc_nsupmedia; - int sc_defaultmedia; - - /* PCnet bit to use software selection of a port */ - int sc_initmodemedia; - - int sc_havecarrier; /* carrier status */ - - void *sc_sh; /* shutdownhook cookie */ - - u_int16_t sc_conf3; /* CSR3 value */ - u_int16_t sc_saved_csr0;/* Value of csr0 at time of interrupt */ - - void *sc_mem; /* base address of RAM -- CPU's view */ - u_long sc_addr; /* base address of RAM -- LANCE's view */ - - u_long sc_memsize; /* size of RAM */ - - int sc_nrbuf; /* number of receive buffers */ - int sc_ntbuf; /* number of transmit buffers */ - int sc_last_rd; - int sc_first_td, sc_last_td, sc_no_td; - - int sc_initaddr; - int sc_rmdaddr; - int sc_tmdaddr; - int *sc_rbufaddr; - int *sc_tbufaddr; - -#ifdef LEDEBUG - int sc_debug; -#endif - u_int8_t sc_enaddr[6]; - u_int8_t sc_pad[2]; - int unit; -#if NRND > 0 - rndsource_element_t rnd_source; -#endif -}; - -void am7990_config(struct am7990_softc *); -void am7990_init(struct am7990_softc *); -int am7990_ioctl(struct ifnet *, u_long, caddr_t); -void am7990_meminit(struct am7990_softc *); -void am7990_reset(struct am7990_softc *); -void am7990_setladrf(struct arpcom *, u_int16_t *); -void am7990_start(struct ifnet *); -void am7990_stop(struct am7990_softc *); -void am7990_watchdog(struct ifnet *); -void am7990_intr(void *); - -/* - * The following functions are only useful on certain cpu/bus - * combinations. They should be written in assembly language for - * maximum efficiency, but machine-independent versions are provided - * for drivers that have not yet been optimized. - */ -void am7990_copytobuf_contig(struct am7990_softc *, void *, int, int); -void am7990_copyfrombuf_contig(struct am7990_softc *, void *, int, int); -void am7990_zerobuf_contig(struct am7990_softc *, int, int); - -#if 0 /* Example only - see am7990.c */ -void am7990_copytobuf_gap2(struct am7990_softc *, void *, int, int); -void am7990_copyfrombuf_gap2(struct am7990_softc *, void *, int, int); -void am7990_zerobuf_gap2(struct am7990_softc *, int, int); - -void am7990_copytobuf_gap16(struct am7990_softc *, void *, int, int); -void am7990_copyfrombuf_gap16(struct am7990_softc *, void *, int, int); -void am7990_zerobuf_gap16(struct am7990_softc *, int, int); -#endif /* Example only */ diff --git a/sys/alpha/tc/ascvar.h b/sys/alpha/tc/ascvar.h deleted file mode 100644 index e22814d..0000000 --- a/sys/alpha/tc/ascvar.h +++ /dev/null @@ -1,92 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: ascvar.h,v 1.4 1997/11/28 18:23:40 mhitch Exp $ */ - - -/* - * State kept for each active SCSI device. - */ -struct script; - -typedef struct scsi_state { - struct script *script; /* saved script while processing error */ - int statusByte; /* status byte returned during STATUS_PHASE */ - int error; /* errno to pass back to device driver */ - u_char *dmaBufAddr; /* DMA buffer address */ - int dmalen; /* amount to transfer in this chunk */ - int dmaresid; /* amount not transfered if chunk suspended */ - int buflen; /* total remaining amount of data to transfer */ - char *buf; /* current pointer within scsicmd->buf */ - int flags; /* see below */ - int msglen; /* number of message bytes to read */ - int msgcnt; /* number of message bytes received */ - u_char sync_period; /* DMA synchronous period */ - u_char sync_offset; /* DMA synchronous xfer offset or 0 if async */ - u_char msg_out; /* next MSG_OUT byte to send */ - u_char msg_in[16]; /* buffer for multibyte messages */ -} State; - -/* state flags */ -#define DISCONN 0x001 /* true if currently disconnected from bus */ -#define DMA_IN_PROGRESS 0x002 /* true if data DMA started */ -#define DMA_IN 0x004 /* true if reading from SCSI device */ -#define DMA_RESUME 0x08 /* true if DMA was interrupted by disc. */ -#define DMA_OUT 0x010 /* true if writing to SCSI device */ -#define DID_SYNC 0x020 /* true if synchronous offset was negotiated */ -#define TRY_SYNC 0x040 /* true if try neg. synchronous offset */ -#define PARITY_ERR 0x080 /* true if parity error seen */ -#define CHECK_SENSE 0x100 /* true if doing sense command */ - - -/* - * State kept for each active SCSI host interface (53C94). - */ - -struct asc_softc { - device_t sc_dev; /* us as a device */ - asc_regmap_t *regs; /* chip address */ - volatile int *dmar; /* DMA address register address */ - int sc_id; /* SCSI ID of this interface */ - int myidmask; /* ~(1 << myid) */ - int state; /* current SCSI connection state */ - int target; /* target SCSI ID if busy */ - struct script *script; /* next expected interrupt & action */ - ScsiCmd *cmd[ASC_NCMD]; /* active command indexed by SCSI ID */ - State st[ASC_NCMD]; /* state info for each active command */ - /* Start dma routine */ - int (*dma_start)(struct asc_softc *asc, - struct scsi_state *state, - caddr_t cp, int flag, int len, int off); - /* End dma routine */ - void (*dma_end)(struct asc_softc *asc, - struct scsi_state *state, int flag); - - u_char *dma_next; - int dma_xfer; /* Dma len still to go */ - int min_period; /* Min transfer period clk/byte */ - int max_period; /* Max transfer period clk/byte */ - int ccf; /* CCF, whatever that really is? */ - int timeout_250; /* 250ms timeout */ - int tb_ticks; /* 4ns. ticks/tb channel ticks */ -#ifdef USE_NEW_SCSI - struct scsipi_link sc_link; /* scsipi link struct */ -#endif -}; -typedef struct asc_softc *asc_softc_t; - -#define ASC_STATE_IDLE 0 /* idle state */ -#define ASC_STATE_BUSY 1 /* selecting or currently connected */ -#define ASC_STATE_TARGET 2 /* currently selected as target */ -#define ASC_STATE_RESEL 3 /* currently waiting for reselect */ - - -#define ASC_SPEED_25_MHZ 250 -#define ASC_SPEED_12_5_MHZ 125 - -void ascattach(struct asc_softc *asc, int bus_speed); -int asc_intr(void *asc); - -/* - * Dma operations. - */ -#define ASCDMA_READ 1 -#define ASCDMA_WRITE 2 diff --git a/sys/alpha/tc/esp.c b/sys/alpha/tc/esp.c deleted file mode 100644 index 2b5b40f..0000000 --- a/sys/alpha/tc/esp.c +++ /dev/null @@ -1,1896 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: esp.c,v 1.8.4.2 1996/09/10 17:28:16 cgd Exp $ */ - -/* - * Copyright (c) 1994 Peter Galbavy - * Copyright (c) 1995 Paul Kranenburg - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Peter Galbavy - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Based on aic6360 by Jarle Greipsland - * - * Acknowledgements: Many of the algorithms used in this driver are - * inspired by the work of Julian Elischer (julian@tfs.com) and - * Charles Hannum (mycroft@duality.gnu.ai.mit.edu). Thanks a million! - */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> - -#include <sys/errno.h> -/*#include <sys/ioctl.h>*/ -#include <sys/bio.h> -#include <sys/buf.h> -#include <sys/proc.h> -/*#include <sys/user.h>*/ -#include <sys/queue.h> - -#include <scsi/scsi_all.h> -#include <scsi/scsiconf.h> -#include <scsi/scsi_message.h> - -#include <machine/cpu.h> -#include <machine/clock.h> -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/tcdsreg.h> -#include <alpha/tc/tcdsvar.h> -#include <alpha/tc/espreg.h> -#include <alpha/tc/espvar.h> - -int esp_debug = 0; /*ESP_SHOWPHASE|ESP_SHOWMISC|ESP_SHOWTRAC|ESP_SHOWCMDS;*/ - -/*static*/ void espattach (device_t, device_t, void *); -/*static*/ int espmatch (device_t, void *, void *); -/*static*/ int espprint (void *, char *); -/*static*/ u_int esp_adapter_info(struct esp_softc *); -/*static*/ void espreadregs (struct esp_softc *); -/*static*/ void espselect (struct esp_softc *, - u_char, u_char, u_char *, u_char); -/*static*/ void esp_scsi_reset (struct esp_softc *); -/*static*/ void esp_reset (struct esp_softc *); -/*static*/ void esp_init (struct esp_softc *, int); -/*static*/ int esp_scsi_cmd (struct scsi_xfer *); -/*static*/ int esp_poll (struct esp_softc *, struct ecb *); -/*static*/ void esp_sched (struct esp_softc *); -/*static*/ void esp_done (struct ecb *); -/*static*/ void esp_msgin (struct esp_softc *); -/*static*/ void esp_msgout (struct esp_softc *); -/*static*/ int espintr (struct esp_softc *); -/*static*/ void esp_timeout (void *arg); -/*static*/ void esp_abort (struct esp_softc *, struct ecb *); -static u_int32_t esp_info (int); -int esp_stp2cpb(struct esp_softc *, int); -int esp_cpb2stp(struct esp_softc *, int); - -static void esp_min_phys (struct buf *); -static int esp_probe(device_t dev); -static int esp_attach(device_t dev); -static device_method_t esp_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, esp_probe), - DEVMETHOD(device_attach, esp_attach), - {0, 0} -}; -#define ESP_SOFTC(dev) (struct esp_softc*) device_get_softc(dev) -static driver_t esp_driver = { - "esp", - esp_methods, - sizeof(struct esp_softc), -}; - - -struct scsi_adapter esp_switch = { - esp_scsi_cmd, - esp_min_phys, /* no max at this level; handled by DMA code */ - NULL, - NULL, - esp_info, - "esp", -}; - -struct scsi_device esp_dev = { - NULL, /* Use default error handler */ - NULL, /* have a queue, served by this */ - NULL, /* have no async handler */ - NULL, /* Use default 'done' routine */ -}; -static devclass_t esp_devclass; -DRIVER_MODULE(esp, tcds, esp_driver, esp_devclass, 0, 0); - -static int -esp_probe(device_t dev) -{ - if(strcmp(device_get_name(device_get_parent(dev)),"tcds")){ - return ENXIO; - } else { - device_set_desc(dev,"NCR53C94"); - return(0); - } -} - -/* - * Attach this instance, and then all the sub-devices - */ -int -esp_attach(device_t dev) -{ - struct esp_softc *sc = device_get_softc(dev); - struct tcdsdev_attach_args *tcdsdev = device_get_ivars(dev); - struct scsibus_data *scbus; - - sc->sc_reg = (volatile u_int32_t *)tcdsdev->tcdsda_addr; - sc->sc_cookie = tcdsdev->tcdsda_cookie; - sc->sc_dma = tcdsdev->tcdsda_sc; - - tcds_intr_establish(device_get_parent(dev), sc->sc_cookie, 0,(int (*)(void *))espintr, sc); - -/* if (parent->dv_cfdata->cf_driver == &tcds_cd) { - sc->sc_id = tcdsdev->tcdsda_id; - sc->sc_freq = tcdsdev->tcdsda_freq; - } else*/ { - /* XXX */ - sc->sc_id = 7; - sc->sc_freq = 25000000; - } - - /* gimme Mhz */ - sc->sc_freq /= 1000000; - sc->sc_dma->sc_esp = sc; /* XXX */ - - /* - * It is necessary to try to load the 2nd config register here, - * to find out what rev the esp chip is, else the esp_reset - * will not set up the defaults correctly. - */ - sc->sc_cfg1 = sc->sc_id | ESPCFG1_PARENB; - sc->sc_cfg2 = ESPCFG2_SCSI2; - sc->sc_cfg3 = 0x4; /* Save residual byte. XXX??? */ - sc->sc_rev = NCR53C94; - - /* - * This is the value used to start sync negotiations - * Note that the ESP register "SYNCTP" is programmed - * in "clocks per byte", and has a minimum value of 4. - * The SCSI period used in negotiation is one-fourth - * of the time (in nanoseconds) needed to transfer one byte. - * Since the chip's clock is given in MHz, we have the following - * formula: 4 * period = (1000 / freq) * 4 - */ - sc->sc_minsync = 1000 / sc->sc_freq; - - sc->sc_maxxfer = 64 * 1024; - sc->sc_ccf = FREQTOCCF(sc->sc_freq); - - /* The value *must not* be == 1. Make it 2 */ - if (sc->sc_ccf == 1) - sc->sc_ccf = 2; - - /* - * The recommended timeout is 250ms. This register is loaded - * with a value calculated as follows, from the docs: - * - * (timout period) x (CLK frequency) - * reg = ------------------------------------- - * 8192 x (Clock Conversion Factor) - * - * Since CCF has a linear relation to CLK, this generally computes - * to the constant of 153. - */ - sc->sc_timeout = ((250 * 1000) * sc->sc_freq) / (8192 * sc->sc_ccf); - - /* CCF register only has 3 bits; 0 is actually 8 */ - sc->sc_ccf &= 7; - - /* Reset state & bus */ - sc->sc_state = 0; - esp_init(sc, 1); - - printf("esp%d: %dMhz, target %d\n", device_get_unit(dev),sc->sc_freq, sc->sc_id); - - /* - * fill in the prototype scsi_link. - */ - sc->sc_link.adapter_softc = sc; - sc->sc_link.adapter_targ = sc->sc_id; - sc->sc_link.adapter = &esp_switch; - sc->sc_link.device = &esp_dev; -/* sc->sc_link.openings = 2;*/ - sc->sc_link.fordriver = 0; - - /* - * If the boot path is "esp" at the moment and it's me, then - * walk our pointer to the sub-device, ready for the config - * below. - */ - /* - * Now try to attach all the sub-devices - */ -/* config_found(self, &sc->sc_link, espprint);*/ - scbus = scsi_alloc_bus(); - if(!scbus) - return ENXIO; - scbus->adapter_link = &sc->sc_link; - - scbus->maxtarg = 7; - - if (bootverbose) { - unsigned t_from = 0; - unsigned t_to = scbus->maxtarg; - unsigned myaddr = sc->sc_id; - - char *txt_and = ""; - printf ("esp%d scanning for targets ", device_get_unit(dev)); - if (t_from < myaddr) { - printf ("%d..%d ", t_from, myaddr -1); - txt_and = "and "; - } - if (myaddr < t_to) - printf ("%s%d..%d ", txt_and, myaddr +1, t_to); - } - - scsi_attachdevs (scbus); - scbus = NULL; /* Upper-level SCSI code owns this now */ - - - return 0; -} - -/* - * This is the generic esp reset function. It does not reset the SCSI bus, - * only this controllers, but kills any on-going commands, and also stops - * and resets the DMA. - * - * After reset, registers are loaded with the defaults from the attach - * routine above. - */ -void -esp_reset(sc) - struct esp_softc *sc; -{ - - /* reset DMA first */ - DMA_RESET(sc->sc_dma); - - /* reset SCSI chip */ - ESPCMD(sc, ESPCMD_RSTCHIP); - ESPCMD(sc, ESPCMD_NOP); - DELAY(500); - - /* do these backwards, and fall through */ - switch (sc->sc_rev) { - case NCR53C94: - case ESP200: - ESP_WRITE_REG(sc, ESP_CFG3, sc->sc_cfg3); - case ESP100A: - ESP_WRITE_REG(sc, ESP_CFG2, sc->sc_cfg2); - case ESP100: - ESP_WRITE_REG(sc, ESP_CFG1, sc->sc_cfg1); - ESP_WRITE_REG(sc, ESP_CCF, sc->sc_ccf); - ESP_WRITE_REG(sc, ESP_SYNCOFF, 0); - ESP_WRITE_REG(sc, ESP_TIMEOUT, sc->sc_timeout); - break; - default: - printf("%s: unknown revision code, assuming ESP100\n", - device_get_nameunit(sc->sc_dev)); - ESP_WRITE_REG(sc, ESP_CFG1, sc->sc_cfg1); - ESP_WRITE_REG(sc, ESP_CCF, sc->sc_ccf); - ESP_WRITE_REG(sc, ESP_SYNCOFF, 0); - ESP_WRITE_REG(sc, ESP_TIMEOUT, sc->sc_timeout); - } -} - -/* - * Reset the SCSI bus, but not the chip - */ -void -esp_scsi_reset(sc) - struct esp_softc *sc; -{ - /* - * XXX STOP DMA FIRST - */ - - printf("esp: resetting SCSI bus\n"); - ESPCMD(sc, ESPCMD_RSTSCSI); -} - -u_int32_t esp_info (int unit) -{ - return (1); /* may be changed later */ -} - - - -/* - * Initialize esp state machine - */ -void -esp_init(sc, doreset) - struct esp_softc *sc; - int doreset; -{ - struct ecb *ecb; - int r; - - ESP_TRACE(("[ESP_INIT(%d)] ", doreset)); - - if (sc->sc_state == 0) { /* First time through */ - TAILQ_INIT(&sc->ready_list); - TAILQ_INIT(&sc->nexus_list); - TAILQ_INIT(&sc->free_list); - sc->sc_nexus = NULL; - ecb = sc->sc_ecb; - bzero(ecb, sizeof(sc->sc_ecb)); - for (r = 0; r < sizeof(sc->sc_ecb) / sizeof(*ecb); r++) { - TAILQ_INSERT_TAIL(&sc->free_list, ecb, chain); - ECB_SETQ(ecb, ECB_QFREE); - ecb++; - } - bzero(sc->sc_tinfo, sizeof(sc->sc_tinfo)); - } else { - sc->sc_flags |= ESP_ABORTING; - sc->sc_state = ESP_IDLE; - ecb = sc->sc_nexus; - if (ecb != NULL) { - ecb->xs->error = XS_TIMEOUT; - esp_done(ecb); - sc->sc_nexus = NULL; - } - while ((ecb = TAILQ_FIRST(&sc->nexus_list)) != NULL) { - ecb->xs->error = XS_TIMEOUT; - esp_done(ecb); - } - } - - /* - * reset the chip to a known state - */ - esp_reset(sc); - - sc->sc_phase = sc->sc_prevphase = INVALID_PHASE; - for (r = 0; r < 8; r++) { - struct esp_tinfo *tp = &sc->sc_tinfo[r]; -/* XXX - config flags per target: low bits: no reselect; high bits: no synch */ -/* int fl = sc->sc_dev.dv_cfdata->cf_flags;*/ -int fl=0; - tp->flags = ((sc->sc_minsync && !(fl & (1<<(r+8)))) - ? T_NEGOTIATE : 0) | - ((fl & (1<<r)) ? T_RSELECTOFF : 0) | - T_NEED_TO_RESET; - tp->period = sc->sc_minsync; - tp->offset = 0; - } - sc->sc_flags &= ~ESP_ABORTING; - - if (doreset) { - sc->sc_state = ESP_SBR; - ESPCMD(sc, ESPCMD_RSTSCSI); - return; - } - - sc->sc_state = ESP_IDLE; - esp_sched(sc); - return; -} - -/* - * Read the ESP registers, and save their contents for later use. - * ESP_STAT, ESP_STEP & ESP_INTR are mostly zeroed out when reading - * ESP_INTR - so make sure it is the last read. - * - * I think that (from reading the docs) most bits in these registers - * only make sense when he DMA CSR has an interrupt showing. Call only - * if an interrupt is pending. - */ -void -espreadregs(sc) - struct esp_softc *sc; -{ - - sc->sc_espstat = ESP_READ_REG(sc, ESP_STAT); - /* Only the stepo bits are of interest */ - sc->sc_espstep = ESP_READ_REG(sc, ESP_STEP) & ESPSTEP_MASK; - sc->sc_espintr = ESP_READ_REG(sc, ESP_INTR); - - /* Clear the TCDS interrupt bit. */ - (void)tcds_scsi_isintr(sc->sc_dma, 1); - - /* - * Determine the SCSI bus phase, return either a real SCSI bus phase - * or some pseudo phase we use to detect certain exceptions. - */ - - sc->sc_phase = (sc->sc_espintr & ESPINTR_DIS) - ? /* Disconnected */ BUSFREE_PHASE - : sc->sc_espstat & ESPSTAT_PHASE; - - ESP_MISC(("regs[intr=%02x,stat=%02x,step=%02x] ", - sc->sc_espintr, sc->sc_espstat, sc->sc_espstep)); -} - -/* - * Convert Synchronous Transfer Period to chip register Clock Per Byte value. - */ -int -esp_stp2cpb(sc, period) - struct esp_softc *sc; - int period; -{ - int v; - v = (sc->sc_freq * period) / 250; - if (esp_cpb2stp(sc, v) < period) - /* Correct round-down error */ - v++; - return v; -} - -/* - * Convert chip register Clock Per Byte value to Synchronous Transfer Period. - */ -int -esp_cpb2stp(sc, cpb) - struct esp_softc *sc; - int cpb; -{ - return ((250 * cpb) / sc->sc_freq); -} - -/* - * Send a command to a target, set the driver state to ESP_SELECTING - * and let the caller take care of the rest. - * - * Keeping this as a function allows me to say that this may be done - * by DMA instead of programmed I/O soon. - */ -void -espselect(sc, target, lun, cmd, clen) - struct esp_softc *sc; - u_char target, lun; - u_char *cmd; - u_char clen; -{ - struct esp_tinfo *ti = &sc->sc_tinfo[target]; - int i; - - ESP_TRACE(("[espselect(t%d,l%d,cmd:%x)] ", target, lun, *(u_char *)cmd)); - - /* new state ESP_SELECTING */ - sc->sc_state = ESP_SELECTING; - - ESPCMD(sc, ESPCMD_FLUSH); - - /* - * The docs say the target register is never reset, and I - * can't think of a better place to set it - */ - ESP_WRITE_REG(sc, ESP_SELID, target); - if (ti->flags & T_SYNCMODE) { - ESP_WRITE_REG(sc, ESP_SYNCOFF, ti->offset); - ESP_WRITE_REG(sc, ESP_SYNCTP, esp_stp2cpb(sc, ti->period)); - } else { - ESP_WRITE_REG(sc, ESP_SYNCOFF, 0); - ESP_WRITE_REG(sc, ESP_SYNCTP, 0); - } - - /* - * Who am I. This is where we tell the target that we are - * happy for it to disconnect etc. - */ - ESP_WRITE_REG(sc, ESP_FIFO, - MSG_IDENTIFY(lun, (ti->flags & T_RSELECTOFF)?0:1)); - - if (ti->flags & T_NEGOTIATE) { - /* Arbitrate, select and stop after IDENTIFY message */ - ESPCMD(sc, ESPCMD_SELATNS); - return; - } - - /* Now the command into the FIFO */ - for (i = 0; i < clen; i++) - ESP_WRITE_REG(sc, ESP_FIFO, *cmd++); - - /* And get the targets attention */ - ESPCMD(sc, ESPCMD_SELATN); -} - -/* - * DRIVER FUNCTIONS CALLABLE FROM HIGHER LEVEL DRIVERS - */ - -/* - * Start a SCSI-command - * This function is called by the higher level SCSI-driver to queue/run - * SCSI-commands. - */ -int -esp_scsi_cmd(xs) - struct scsi_xfer *xs; -{ - struct scsi_link *sc_link = xs->sc_link; - struct esp_softc *sc = sc_link->adapter_softc; - struct ecb *ecb; - int s, flags; - - ESP_TRACE(("[esp_scsi_cmd] ")); - ESP_CMDS(("[0x%x, %d]->%d ", (int)xs->cmd->opcode, xs->cmdlen, - sc_link->target)); - - flags = xs->flags; - - /* Get a esp command block */ - s = splbio(); - ecb = TAILQ_FIRST(&sc->free_list); - if (ecb) { - TAILQ_REMOVE(&sc->free_list, ecb, chain); - ECB_SETQ(ecb, ECB_QNONE); - } - splx(s); - - if (ecb == NULL) { - ESP_MISC(("TRY_AGAIN_LATER")); - return TRY_AGAIN_LATER; - } - - /* Initialize ecb */ - ecb->xs = xs; - bcopy(xs->cmd, &ecb->cmd, xs->cmdlen); - ecb->clen = xs->cmdlen; - ecb->daddr = xs->data; - ecb->dleft = xs->datalen; - ecb->stat = 0; - - s = splbio(); - TAILQ_INSERT_TAIL(&sc->ready_list, ecb, chain); - ECB_SETQ(ecb, ECB_QREADY); - ecb->timeout_ch = timeout(esp_timeout, ecb, (xs->timeout*hz)/1000); - - if (sc->sc_state == ESP_IDLE) - esp_sched(sc); - - splx(s); - - if (flags & SCSI_NOMASK) { - /* Not allowed to use interrupts, use polling instead */ - return esp_poll(sc, ecb); - } - - ESP_MISC(("SUCCESSFULLY_QUEUED")); - return SUCCESSFULLY_QUEUED; -} - -/* - * Used when interrupt driven I/O isn't allowed, e.g. during boot. - */ -int -esp_poll(sc, ecb) - struct esp_softc *sc; - struct ecb *ecb; -{ - struct scsi_xfer *xs = ecb->xs; - int count = xs->timeout * 100; - - ESP_TRACE(("[esp_poll] ")); - while (count) { - if (DMA_ISINTR(sc->sc_dma)) { - espintr(sc); - } -#if alternatively - if (ESP_READ_REG(sc, ESP_STAT) & ESPSTAT_INT) - espintr(sc); -#endif - if (xs->flags & ITSDONE) - break; - DELAY(10); - if (sc->sc_state == ESP_IDLE) { - ESP_TRACE(("[esp_poll: rescheduling] ")); - esp_sched(sc); - } - count--; - } - - if (count == 0) { - ESP_MISC(("esp_poll: timeout")); - esp_timeout((caddr_t)ecb); - } - - return COMPLETE; -} - - -/* - * LOW LEVEL SCSI UTILITIES - */ - -/* - * Schedule a scsi operation. This has now been pulled out of the interrupt - * handler so that we may call it from esp_scsi_cmd and esp_done. This may - * save us an unecessary interrupt just to get things going. Should only be - * called when state == ESP_IDLE and at bio pl. - */ -void -esp_sched(sc) - struct esp_softc *sc; -{ - struct scsi_link *sc_link; - struct ecb *ecb; - int t; - - ESP_TRACE(("[esp_sched] ")); - if (sc->sc_state != ESP_IDLE) - panic("esp_sched: not IDLE (state=%d)", sc->sc_state); - - if (sc->sc_flags & ESP_ABORTING) - return; - - /* - * Find first ecb in ready queue that is for a target/lunit - * combinations that is not busy. - */ - TAILQ_FOREACH(ecb, &sc->ready_list, chain) { - sc_link = ecb->xs->sc_link; - t = sc_link->target; - if (!(sc->sc_tinfo[t].lubusy & (1 << sc_link->lun))) { - struct esp_tinfo *ti = &sc->sc_tinfo[t]; - - if ((ecb->flags & ECB_QBITS) != ECB_QREADY) - panic("esp: busy entry on ready list"); - TAILQ_REMOVE(&sc->ready_list, ecb, chain); - ECB_SETQ(ecb, ECB_QNONE); - sc->sc_nexus = ecb; - sc->sc_flags = 0; - sc->sc_prevphase = INVALID_PHASE; - sc->sc_dp = ecb->daddr; - sc->sc_dleft = ecb->dleft; - ti->lubusy |= (1<<sc_link->lun); -/*XXX*/if (sc->sc_msgpriq) { - printf("esp: message queue not empty: %x!\n", sc->sc_msgpriq); -} -/*XXX*/sc->sc_msgpriq = sc->sc_msgout = 0; - espselect(sc, t, sc_link->lun, - (u_char *)&ecb->cmd, ecb->clen); - break; - } else - ESP_MISC(("%d:%d busy\n", t, sc_link->lun)); - } -} - -/* - * POST PROCESSING OF SCSI_CMD (usually current) - */ -void -esp_done(ecb) - struct ecb *ecb; -{ - struct scsi_xfer *xs = ecb->xs; - struct scsi_link *sc_link = xs->sc_link; - struct esp_softc *sc = sc_link->adapter_softc; - struct esp_tinfo *ti = &sc->sc_tinfo[sc_link->target]; - - ESP_TRACE(("[esp_done(error:%x)] ", xs->error)); - - untimeout(esp_timeout, ecb, ecb->timeout_ch); - - /* - * Now, if we've come here with no error code, i.e. we've kept the - * initial XS_NOERROR, and the status code signals that we should - * check sense, we'll need to set up a request sense cmd block and - * push the command back into the ready queue *before* any other - * commands for this target/lunit, else we lose the sense info. - * We don't support chk sense conditions for the request sense cmd. - */ - if (xs->error == XS_NOERROR) { - if ((ecb->flags & ECB_ABORTED) != 0) { - xs->error = XS_TIMEOUT; - } else if ((ecb->flags & ECB_CHKSENSE) != 0) { - xs->error = XS_SENSE; - } else if ((ecb->stat & ST_MASK) == SCSI_CHECK) { - struct scsi_sense *ss = (void *)&ecb->cmd; - ESP_MISC(("requesting sense ")); - /* First, save the return values */ - xs->resid = ecb->dleft; - xs->status = ecb->stat; - /* Next, setup a request sense command block */ - bzero(ss, sizeof(*ss)); - ss->op_code = REQUEST_SENSE; - /*ss->byte2 = sc_link->lun << 5;*/ - ss->length = sizeof(struct scsi_sense_data); - ecb->clen = sizeof(*ss); - ecb->daddr = (char *)&xs->sense; - ecb->dleft = sizeof(struct scsi_sense_data); - ecb->flags |= ECB_CHKSENSE; -/*XXX - must take off queue here */ - if (ecb != sc->sc_nexus) { - panic("%s: esp_sched: floating ecb %p", - device_get_nameunit(sc->sc_dev), ecb); - } - TAILQ_INSERT_HEAD(&sc->ready_list, ecb, chain); - ECB_SETQ(ecb, ECB_QREADY); - ti->lubusy &= ~(1<<sc_link->lun); - ti->senses++; - timeout(esp_timeout, ecb, (xs->timeout*hz)/1000); - if (sc->sc_nexus == ecb) { - sc->sc_nexus = NULL; - sc->sc_state = ESP_IDLE; - esp_sched(sc); - } - return; - } else { - xs->resid = ecb->dleft; - } - } - - xs->flags |= ITSDONE; - -#ifdef ESP_DEBUG - if (esp_debug & ESP_SHOWMISC) { - printf("err=0x%02x ",xs->error); - if (xs->error == XS_SENSE) { - printf("sense=%2x; ", xs->sense.error_code); - } - } - if ((xs->resid || xs->error > XS_SENSE) && esp_debug & ESP_SHOWMISC) { - if (xs->resid) - printf("esp_done: resid=%d\n", xs->resid); - if (xs->error) - printf("esp_done: error=%d\n", xs->error); - } -#endif - - /* - * Remove the ECB from whatever queue it's on. - */ - switch (ecb->flags & ECB_QBITS) { - case ECB_QNONE: - if (ecb != sc->sc_nexus) { - panic("%s: floating ecb", - device_get_nameunit(sc->sc_dev)); - } - sc->sc_nexus = NULL; - sc->sc_state = ESP_IDLE; - ti->lubusy &= ~(1<<sc_link->lun); - esp_sched(sc); - break; - case ECB_QREADY: - TAILQ_REMOVE(&sc->ready_list, ecb, chain); - break; - case ECB_QNEXUS: - TAILQ_REMOVE(&sc->nexus_list, ecb, chain); - ti->lubusy &= ~(1<<sc_link->lun); - break; - case ECB_QFREE: - panic("%s: dequeue: busy ecb on free list", - device_get_nameunit(sc->sc_dev)); - break; - default: - panic("%s: dequeue: unknown queue %d", - device_get_nameunit(sc->sc_dev),ecb->flags & ECB_QBITS); - } - - /* Put it on the free list, and clear flags. */ - TAILQ_INSERT_HEAD(&sc->free_list, ecb, chain); - ecb->flags = ECB_QFREE; - - ti->cmds++; - scsi_done(xs); - return; -} - -/* - * INTERRUPT/PROTOCOL ENGINE - */ - -/* - * Schedule an outgoing message by prioritizing it, and asserting - * attention on the bus. We can only do this when we are the initiator - * else there will be an illegal command interrupt. - */ -#define esp_sched_msgout(m) \ - do { \ - ESP_MISC(("esp_sched_msgout %d ", m)); \ - ESPCMD(sc, ESPCMD_SETATN); \ - sc->sc_msgpriq |= (m); \ - } while (0) - -#define IS1BYTEMSG(m) (((m) != 1 && (m) < 0x20) || (m) & 0x80) -#define IS2BYTEMSG(m) (((m) & 0xf0) == 0x20) -#define ISEXTMSG(m) ((m) == 1) - -/* - * Get an incoming message as initiator. - * - * The SCSI bus must already be in MESSAGE_IN_PHASE and there is a - * byte in the FIFO - */ -void -esp_msgin(sc) - register struct esp_softc *sc; -{ - register int v; - - ESP_TRACE(("[esp_msgin(curmsglen:%d)] ", sc->sc_imlen)); - - if ((ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) == 0) { - printf("%s: msgin: no msg byte available\n", - device_get_nameunit(sc->sc_dev)); - return; - } - - /* - * Prepare for a new message. A message should (according - * to the SCSI standard) be transmitted in one single - * MESSAGE_IN_PHASE. If we have been in some other phase, - * then this is a new message. - */ - if (sc->sc_prevphase != MESSAGE_IN_PHASE) { - sc->sc_flags &= ~ESP_DROP_MSGI; - sc->sc_imlen = 0; - } - - v = ESP_READ_REG(sc, ESP_FIFO); - ESP_MISC(("<msgbyte:0x%02x>", v)); - -#if 0 - if (sc->sc_state == ESP_RESELECTED && sc->sc_imlen == 0) { - /* - * Which target is reselecting us? (The ID bit really) - */ - sc->sc_selid = v; - sc->sc_selid &= ~(1<<sc->sc_id); - ESP_MISC(("selid=0x%2x ", sc->sc_selid)); - return; - } -#endif - - sc->sc_imess[sc->sc_imlen] = v; - - /* - * If we're going to reject the message, don't bother storing - * the incoming bytes. But still, we need to ACK them. - */ - - if ((sc->sc_flags & ESP_DROP_MSGI)) { - ESPCMD(sc, ESPCMD_SETATN); - ESPCMD(sc, ESPCMD_MSGOK); - printf("<dropping msg byte %x>", - sc->sc_imess[sc->sc_imlen]); - return; - } - - if (sc->sc_imlen >= ESP_MAX_MSG_LEN) { - esp_sched_msgout(SEND_REJECT); - sc->sc_flags |= ESP_DROP_MSGI; - } else { - sc->sc_imlen++; - /* - * This testing is suboptimal, but most - * messages will be of the one byte variety, so - * it should not effect performance - * significantly. - */ - if (sc->sc_imlen == 1 && IS1BYTEMSG(sc->sc_imess[0])) - goto gotit; - if (sc->sc_imlen == 2 && IS2BYTEMSG(sc->sc_imess[0])) - goto gotit; - if (sc->sc_imlen >= 3 && ISEXTMSG(sc->sc_imess[0]) && - sc->sc_imlen == sc->sc_imess[1] + 2) - goto gotit; - } - /* Ack what we have so far */ - ESPCMD(sc, ESPCMD_MSGOK); - return; - -gotit: - ESP_MSGS(("gotmsg(%x)", sc->sc_imess[0])); - /* - * Now we should have a complete message (1 byte, 2 byte - * and moderately long extended messages). We only handle - * extended messages which total length is shorter than - * ESP_MAX_MSG_LEN. Longer messages will be amputated. - */ - if (sc->sc_state == ESP_HASNEXUS) { - struct ecb *ecb = sc->sc_nexus; - struct esp_tinfo *ti = &sc->sc_tinfo[ecb->xs->sc_link->target]; - - switch (sc->sc_imess[0]) { - case MSG_CMDCOMPLETE: - ESP_MSGS(("cmdcomplete ")); - if (sc->sc_dleft < 0) { - struct scsi_link *sc_link = ecb->xs->sc_link; - printf("esp: %d extra bytes from %d:%d\n", - -sc->sc_dleft, - sc_link->target, sc_link->lun); - sc->sc_dleft = 0; - } - ecb->xs->resid = ecb->dleft = sc->sc_dleft; - sc->sc_flags |= ESP_BUSFREE_OK; - break; - - case MSG_MESSAGE_REJECT: - if (esp_debug & ESP_SHOWMSGS) - printf("%s: our msg rejected by target\n", - device_get_nameunit(sc->sc_dev)); -#if 1 /* XXX - must remember last message */ -sc_print_addr(ecb->xs->sc_link); printf("MSG_MESSAGE_REJECT>>"); -#endif - if (sc->sc_flags & ESP_SYNCHNEGO) { - ti->period = ti->offset = 0; - sc->sc_flags &= ~ESP_SYNCHNEGO; - ti->flags &= ~T_NEGOTIATE; - } - /* Not all targets understand INITIATOR_DETECTED_ERR */ - if (sc->sc_msgout == SEND_INIT_DET_ERR) - esp_sched_msgout(SEND_ABORT); - break; - case MSG_NOOP: - ESP_MSGS(("noop ")); - break; - case MSG_DISCONNECT: - ESP_MSGS(("disconnect ")); - ti->dconns++; - sc->sc_flags |= ESP_DISCON; - sc->sc_flags |= ESP_BUSFREE_OK; -#define SDEV_AUTOSAVE (0x01) - if ((ecb->xs->sc_link->quirks & SDEV_AUTOSAVE) == 0) - break; - /*FALLTHROUGH*/ - case MSG_SAVEDATAPOINTER: - ESP_MSGS(("save datapointer ")); - ecb->dleft = sc->sc_dleft; - ecb->daddr = sc->sc_dp; - break; - case MSG_RESTOREPOINTERS: - ESP_MSGS(("restore datapointer ")); - if (!ecb) { - esp_sched_msgout(SEND_ABORT); - printf("%s: no DATAPOINTERs to restore\n", - device_get_nameunit(sc->sc_dev)); - break; - } - sc->sc_dp = ecb->daddr; - sc->sc_dleft = ecb->dleft; - break; - case MSG_PARITY_ERROR: - printf("%s:target%d: MSG_PARITY_ERROR\n", - device_get_nameunit(sc->sc_dev), - ecb->xs->sc_link->target); - break; - case MSG_EXTENDED: - ESP_MSGS(("extended(%x) ", sc->sc_imess[2])); - switch (sc->sc_imess[2]) { - case MSG_EXT_SDTR: - ESP_MSGS(("SDTR period %d, offset %d ", - sc->sc_imess[3], sc->sc_imess[4])); - ti->period = sc->sc_imess[3]; - ti->offset = sc->sc_imess[4]; - if (sc->sc_minsync == 0) { - /* We won't do synch */ - ti->offset = 0; - esp_sched_msgout(SEND_SDTR); - } else if (ti->offset == 0) { - printf("%s:%d: async\n", "esp", - ecb->xs->sc_link->target); - ti->offset = 0; - sc->sc_flags &= ~ESP_SYNCHNEGO; - } else if (ti->period > 124) { - printf("%s:%d: async\n", "esp", - ecb->xs->sc_link->target); - ti->offset = 0; - esp_sched_msgout(SEND_SDTR); - } else { - int r = 250/ti->period; - int s = (100*250)/ti->period - 100*r; - int p; - p = esp_stp2cpb(sc, ti->period); - ti->period = esp_cpb2stp(sc, p); -#ifdef ESP_DEBUG - sc_print_addr(ecb->xs->sc_link); -#endif - if ((sc->sc_flags&ESP_SYNCHNEGO) == 0) { - /* Target initiated negotiation */ - if (ti->flags & T_SYNCMODE) { - ti->flags &= ~T_SYNCMODE; -#ifdef ESP_DEBUG - printf("renegotiated "); -#endif - } - ESP_WRITE_REG(sc, ESP_SYNCOFF, - 0); - ESP_WRITE_REG(sc, ESP_SYNCTP, - 0); - /* Clamp to our maxima */ - if (ti->period < sc->sc_minsync) - ti->period = sc->sc_minsync; - if (ti->offset > 15) - ti->offset = 15; - esp_sched_msgout(SEND_SDTR); - } else { - /* we are sync */ - sc->sc_flags &= ~ESP_SYNCHNEGO; - ESP_WRITE_REG(sc, ESP_SYNCOFF, - ti->offset); - ESP_WRITE_REG(sc, ESP_SYNCTP, - p); - ti->flags |= T_SYNCMODE; - } -#ifdef ESP_DEBUG - printf("max sync rate %d.%02dMb/s\n", - r, s); -#endif - } - ti->flags &= ~T_NEGOTIATE; - break; - default: /* Extended messages we don't handle */ - ESPCMD(sc, ESPCMD_SETATN); - break; - } - break; - default: - ESP_MSGS(("ident ")); - /* thanks for that ident... */ - if (!MSG_ISIDENTIFY(sc->sc_imess[0])) { - ESP_MISC(("unknown ")); -printf("%s: unimplemented message: %d\n", device_get_nameunit(sc->sc_dev), sc->sc_imess[0]); - ESPCMD(sc, ESPCMD_SETATN); - } - break; - } - } else if (sc->sc_state == ESP_RESELECTED) { - struct scsi_link *sc_link = NULL; - struct ecb *ecb; - struct esp_tinfo *ti; - u_char lunit; - - if (MSG_ISIDENTIFY(sc->sc_imess[0])) { /* Identify? */ - ESP_MISC(("searching ")); - /* - * Search wait queue for disconnected cmd - * The list should be short, so I haven't bothered with - * any more sophisticated structures than a simple - * singly linked list. - */ - lunit = sc->sc_imess[0] & 0x07; - TAILQ_FOREACH(ecb, &sc->nexus_list, chain) { - sc_link = ecb->xs->sc_link; - if (sc_link->lun == lunit && - sc->sc_selid == (1<<sc_link->target)) { - TAILQ_REMOVE(&sc->nexus_list, ecb, - chain); - ECB_SETQ(ecb, ECB_QNONE); - break; - } - } - - if (!ecb) { /* Invalid reselection! */ - esp_sched_msgout(SEND_ABORT); - printf("esp: invalid reselect (idbit=0x%2x)\n", - sc->sc_selid); - } else { /* Reestablish nexus */ - /* - * Setup driver data structures and - * do an implicit RESTORE POINTERS - */ - ti = &sc->sc_tinfo[sc_link->target]; - sc->sc_nexus = ecb; - sc->sc_dp = ecb->daddr; - sc->sc_dleft = ecb->dleft; - sc->sc_tinfo[sc_link->target].lubusy - |= (1<<sc_link->lun); - if (ti->flags & T_SYNCMODE) { - ESP_WRITE_REG(sc, ESP_SYNCOFF, - ti->offset); - ESP_WRITE_REG(sc, ESP_SYNCTP, - esp_stp2cpb(sc, ti->period)); - } else { - ESP_WRITE_REG(sc, ESP_SYNCOFF, 0); - ESP_WRITE_REG(sc, ESP_SYNCTP, 0); - } - ESP_MISC(("... found ecb")); - sc->sc_state = ESP_HASNEXUS; - } - } else { - printf("%s: bogus reselect (no IDENTIFY) %0x2x\n", - device_get_nameunit(sc->sc_dev), sc->sc_selid); - esp_sched_msgout(SEND_DEV_RESET); - } - } else { /* Neither ESP_HASNEXUS nor ESP_RESELECTED! */ - printf("%s: unexpected message in; will send DEV_RESET\n", - device_get_nameunit(sc->sc_dev)); - esp_sched_msgout(SEND_DEV_RESET); - } - - /* Ack last message byte */ - ESPCMD(sc, ESPCMD_MSGOK); - - /* Done, reset message pointer. */ - sc->sc_flags &= ~ESP_DROP_MSGI; - sc->sc_imlen = 0; -} - - -/* - * Send the highest priority, scheduled message - */ -void -esp_msgout(sc) - register struct esp_softc *sc; -{ - struct esp_tinfo *ti; - struct ecb *ecb; - size_t size; - - ESP_TRACE(("[esp_msgout(priq:%x, prevphase:%x)]", sc->sc_msgpriq, sc->sc_prevphase)); - - if (sc->sc_prevphase != MESSAGE_OUT_PHASE) { - /* Pick up highest priority message */ - sc->sc_msgout = sc->sc_msgpriq & -sc->sc_msgpriq; - sc->sc_omlen = 1; /* "Default" message len */ - switch (sc->sc_msgout) { - case SEND_SDTR: - ecb = sc->sc_nexus; - ti = &sc->sc_tinfo[ecb->xs->sc_link->target]; - sc->sc_omess[0] = MSG_EXTENDED; - sc->sc_omess[1] = 3; - sc->sc_omess[2] = MSG_EXT_SDTR; - sc->sc_omess[3] = ti->period; - sc->sc_omess[4] = ti->offset; - sc->sc_omlen = 5; - break; - case SEND_IDENTIFY: - if (sc->sc_state != ESP_HASNEXUS) { - printf("esp at line %d: no nexus", __LINE__); - } - ecb = sc->sc_nexus; - sc->sc_omess[0] = MSG_IDENTIFY(ecb->xs->sc_link->lun,0); - break; - case SEND_DEV_RESET: - sc->sc_omess[0] = MSG_BUS_DEV_RESET; - sc->sc_flags |= ESP_BUSFREE_OK; - ecb = sc->sc_nexus; - ti = &sc->sc_tinfo[ecb->xs->sc_link->target]; - ti->flags &= ~T_SYNCMODE; - ti->flags |= T_NEGOTIATE; - break; - case SEND_PARITY_ERROR: - sc->sc_omess[0] = MSG_PARITY_ERROR; - break; - case SEND_ABORT: - sc->sc_omess[0] = MSG_ABORT; - sc->sc_flags |= ESP_BUSFREE_OK; - break; - case SEND_INIT_DET_ERR: - sc->sc_omess[0] = MSG_INITIATOR_DET_ERR; - break; - case SEND_REJECT: - sc->sc_omess[0] = MSG_MESSAGE_REJECT; - break; - default: - sc->sc_omess[0] = MSG_NOOP; - break; - } - sc->sc_omp = sc->sc_omess; - } - -#if 1 - /* (re)send the message */ - size = min(sc->sc_omlen, sc->sc_maxxfer); - DMA_SETUP(sc->sc_dma, &sc->sc_omp, &sc->sc_omlen, 0, &size); - /* Program the SCSI counter */ - ESP_WRITE_REG(sc, ESP_TCL, size); - ESP_WRITE_REG(sc, ESP_TCM, size >> 8); - if (sc->sc_cfg2 & ESPCFG2_FE) { - ESP_WRITE_REG(sc, ESP_TCH, size >> 16); - } - /* load the count in */ - ESPCMD(sc, ESPCMD_NOP|ESPCMD_DMA); - ESPCMD(sc, (size==0?ESPCMD_TRPAD:ESPCMD_TRANS)|ESPCMD_DMA); - DMA_GO(sc->sc_dma); -#else - { int i; - ESPCMD(sc, ESPCMD_FLUSH); - for (i = 0; i < sc->sc_omlen; i++) - ESP_WRITE_REG(sc, FIFO, sc->sc_omess[i]); - ESPCMD(sc, ESPCMD_TRANS); -#if test_stuck_on_msgout -printf("<<XXXmsgoutdoneXXX>>"); -#endif - } -#endif -} - -/* - * This is the most critical part of the driver, and has to know - * how to deal with *all* error conditions and phases from the SCSI - * bus. If there are no errors and the DMA was active, then call the - * DMA pseudo-interrupt handler. If this returns 1, then that was it - * and we can return from here without further processing. - * - * Most of this needs verifying. - */ -int -espintr(sc) - register struct esp_softc *sc; -{ - register struct ecb *ecb; - register struct scsi_link *sc_link; - struct esp_tinfo *ti; - int loop; - size_t size; - - ESP_TRACE(("[espintr]")); - - /* - * I have made some (maybe seriously flawed) assumptions here, - * but basic testing (uncomment the printf() below), show that - * certainly something happens when this loop is here. - * - * The idea is that many of the SCSI operations take very little - * time, and going away and getting interrupted is too high an - * overhead to pay. For example, selecting, sending a message - * and command and then doing some work can be done in one "pass". - * - * The DELAY is not variable because I do not understand that the - * DELAY loop should be fixed-time regardless of CPU speed, but - * I am *assuming* that the faster SCSI processors get things done - * quicker (sending a command byte etc), and so there is no - * need to be too slow. - * - * This is a heuristic. It is 2 when at 20Mhz, 2 at 25Mhz and 1 - * at 40Mhz. This needs testing. - */ - for (loop = 0; 1;loop++, DELAY(50/sc->sc_freq)) { - /* a feeling of deja-vu */ - if (!DMA_ISINTR(sc->sc_dma)) - return (loop != 0); -#if 0 - if (loop) - printf("*"); -#endif - - /* and what do the registers say... */ - espreadregs(sc); - - sc->sc_intrcnt.ev_count++; - - /* - * At the moment, only a SCSI Bus Reset or Illegal - * Command are classed as errors. A disconnect is a - * valid condition, and we let the code check is the - * "ESP_BUSFREE_OK" flag was set before declaring it - * and error. - * - * Also, the status register tells us about "Gross - * Errors" and "Parity errors". Only the Gross Error - * is really bad, and the parity errors are dealt - * with later - * - * TODO - * If there are too many parity error, go to slow - * cable mode ? - */ - - /* SCSI Reset */ - if (sc->sc_espintr & ESPINTR_SBR) { - if (ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) { - ESPCMD(sc, ESPCMD_FLUSH); - DELAY(1); - } - if (sc->sc_state != ESP_SBR) { - printf("%s: SCSI bus reset\n", - device_get_nameunit(sc->sc_dev)); - esp_init(sc, 0); /* Restart everything */ - return 1; - } -#if 0 - /*XXX*/ printf("<expected bus reset: " - "[intr %x, stat %x, step %d]>\n", - sc->sc_espintr, sc->sc_espstat, - sc->sc_espstep); -#endif - if (sc->sc_nexus) - panic("%s: nexus in reset state", - device_get_nameunit(sc->sc_dev)); - sc->sc_state = ESP_IDLE; - esp_sched(sc); - return 1; - } - - ecb = sc->sc_nexus; - -#define ESPINTR_ERR (ESPINTR_SBR|ESPINTR_ILL) - if (sc->sc_espintr & ESPINTR_ERR || - sc->sc_espstat & ESPSTAT_GE) { - - if (sc->sc_espstat & ESPSTAT_GE) { - /* no target ? */ - if (ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) { - ESPCMD(sc, ESPCMD_FLUSH); - DELAY(1); - } - if (sc->sc_state == ESP_HASNEXUS || - sc->sc_state == ESP_SELECTING) { - ecb->xs->error = XS_DRIVER_STUFFUP; - esp_done(ecb); - } - return 1; - } - - if (sc->sc_espintr & ESPINTR_ILL) { - /* illegal command, out of sync ? */ - printf("%s: illegal command: 0x%x (state %d, phase %x, prevphase %x)\n", - device_get_nameunit(sc->sc_dev), sc->sc_lastcmd, - sc->sc_state, sc->sc_phase, - sc->sc_prevphase); - if (ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) { - ESPCMD(sc, ESPCMD_FLUSH); - DELAY(1); - } - esp_init(sc, 0); /* Restart everything */ - return 1; - } - } - - /* - * Call if DMA is active. - * - * If DMA_INTR returns true, then maybe go 'round the loop - * again in case there is no more DMA queued, but a phase - * change is expected. - */ - if (DMA_ISACTIVE(sc->sc_dma)) { - DMA_INTR(sc->sc_dma); - /* If DMA active here, then go back to work... */ - if (DMA_ISACTIVE(sc->sc_dma)) - return 1; - - if (sc->sc_dleft == 0 && - (sc->sc_espstat & ESPSTAT_TC) == 0) - printf("%s: !TC [intr %x, stat %x, step %d]" - " prevphase %x, resid %x\n", - device_get_nameunit(sc->sc_dev), - sc->sc_espintr, - sc->sc_espstat, - sc->sc_espstep, - sc->sc_prevphase, - ecb?ecb->dleft:-1); - } - -#if 0 /* Unreliable on some ESP revisions? */ - if ((sc->sc_espstat & ESPSTAT_INT) == 0) { - printf("%s: spurious interrupt\n", device_get_nameunit(sc->sc_dev)); - return 1; - } -#endif - - /* - * check for less serious errors - */ - if (sc->sc_espstat & ESPSTAT_PE) { - printf("%s: SCSI bus parity error\n", - device_get_nameunit(sc->sc_dev)); - if (sc->sc_prevphase == MESSAGE_IN_PHASE) - esp_sched_msgout(SEND_PARITY_ERROR); - else - esp_sched_msgout(SEND_INIT_DET_ERR); - } - - if (sc->sc_espintr & ESPINTR_DIS) { - ESP_MISC(("<DISC [intr %x, stat %x, step %d]>", - sc->sc_espintr,sc->sc_espstat,sc->sc_espstep)); - if (ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) { - ESPCMD(sc, ESPCMD_FLUSH); - DELAY(1); - } - /* - * This command must (apparently) be issued within - * 250mS of a disconnect. So here you are... - */ - ESPCMD(sc, ESPCMD_ENSEL); - if (sc->sc_state != ESP_IDLE) { - if ((sc->sc_flags & ESP_SYNCHNEGO)) { -#ifdef ESP_DEBUG - if (ecb) - sc_print_addr(ecb->xs->sc_link); - printf("sync nego not completed!\n"); -#endif - sc->sc_flags &= ~ESP_SYNCHNEGO; - sc->sc_tinfo[ecb->xs->sc_link->target].offset = 0; - sc->sc_tinfo[ecb->xs->sc_link->target].flags &= ~T_NEGOTIATE; - } - /*XXX*/sc->sc_msgpriq = sc->sc_msgout = 0; - - /* it may be OK to disconnect */ - if (!(sc->sc_flags & ESP_BUSFREE_OK)) { - if (sc->sc_state == ESP_HASNEXUS) { - sc_print_addr(ecb->xs->sc_link); - printf("disconnect without" - "warning\n"); - } - ecb->xs->error = XS_TIMEOUT; - } else if (sc->sc_flags & ESP_DISCON) { - TAILQ_INSERT_HEAD(&sc->nexus_list, ecb, chain); - ECB_SETQ(ecb, ECB_QNEXUS); - sc->sc_nexus = NULL; - sc->sc_flags &= ~ESP_DISCON; - sc->sc_state = ESP_IDLE; -#if ESP_DEBUG -if ((esp_debug & 0x10000) && ecb->dleft == 0) { - printf("%s: silly disconnect (ecb %p [stat %x])\n", - device_get_nameunit(sc->sc_dev), ecb, ecb->stat); -} -#endif - esp_sched(sc); - return 1; - } - - esp_done(ecb); - return 1; - } - printf("%s: DISCONNECT in IDLE state!\n", - device_get_nameunit(sc->sc_dev)); - } - - /* did a message go out OK ? This must be broken */ - if (sc->sc_prevphase == MESSAGE_OUT_PHASE && - sc->sc_phase != MESSAGE_OUT_PHASE) { - /* we have sent it */ - if (sc->sc_msgout == SEND_SDTR && - (sc->sc_flags & ESP_SYNCHNEGO) == 0) { - /* We've just accepted new sync parameters */ - sc->sc_tinfo[ecb->xs->sc_link->target].flags |= - T_SYNCMODE; -if (ecb) sc_print_addr(ecb->xs->sc_link);else printf("NO nexus: "); -printf("target put in SYNC mode\n"); - } - sc->sc_msgpriq &= ~sc->sc_msgout; - sc->sc_msgout = 0; - } - - switch (sc->sc_state) { - - case ESP_SBR: - printf("%s: waiting for SCSI Bus Reset to happen\n", - device_get_nameunit(sc->sc_dev)); - return 1; - - case ESP_RESELECTED: - /* - * we must be continuing a message ? - */ - if (sc->sc_phase != MESSAGE_IN_PHASE) { - printf("%s: target didn't identify\n", - device_get_nameunit(sc->sc_dev)); - esp_init(sc, 1); - return 1; - } -printf("<<RESELECT CONT'd>>"); -#if XXXX - esp_msgin(sc); - if (sc->sc_state != ESP_HASNEXUS) { - /* IDENTIFY fail?! */ - printf("%s: identify failed\n", - device_get_nameunit(sc->sc_dev)); - esp_init(sc, 1); - return 1; - } -#endif - break; - - case ESP_IDLE: -if (sc->sc_flags & ESP_ICCS) printf("[[esp: BUMMER]]"); - case ESP_SELECTING: - - if (sc->sc_espintr & ESPINTR_RESEL) { - /* - * If we're trying to select a - * target ourselves, push our command - * back into the ready list. - */ - if (sc->sc_state == ESP_SELECTING) { - ESP_MISC(("backoff selector ")); - sc_link = sc->sc_nexus->xs->sc_link; - ti = &sc->sc_tinfo[sc_link->target]; - TAILQ_INSERT_HEAD(&sc->ready_list, - sc->sc_nexus, chain); - ECB_SETQ(sc->sc_nexus, ECB_QREADY); - ti->lubusy &= ~(1<<sc_link->lun); - ecb = sc->sc_nexus = NULL; - } - sc->sc_state = ESP_RESELECTED; - if (sc->sc_phase != MESSAGE_IN_PHASE) { - /* - * Things are seriously fucked up. - * Pull the brakes, i.e. reset - */ - printf("%s: target didn't identify\n", - device_get_nameunit(sc->sc_dev)); - esp_init(sc, 1); - return 1; - } - if ((ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) != 2) { - printf("%s: RESELECT: %d bytes in FIFO!\n", - device_get_nameunit(sc->sc_dev), - ESP_READ_REG(sc, ESP_FFLAG) & - ESPFIFO_FF); - esp_init(sc, 1); - return 1; - } - sc->sc_selid = ESP_READ_REG(sc, ESP_FIFO); - sc->sc_selid &= ~(1<<sc->sc_id); - ESP_MISC(("selid=0x%2x ", sc->sc_selid)); - esp_msgin(sc); /* Handle identify message */ - if (sc->sc_state != ESP_HASNEXUS) { - /* IDENTIFY fail?! */ - printf("%s: identify failed\n", - device_get_nameunit(sc->sc_dev)); - esp_init(sc, 1); - return 1; - } - continue; /* ie. next phase expected soon */ - } - -#define ESPINTR_DONE (ESPINTR_FC|ESPINTR_BS) - if ((sc->sc_espintr & ESPINTR_DONE) == ESPINTR_DONE) { - ecb = sc->sc_nexus; - if (!ecb) - panic("esp: not nexus at sc->sc_nexus"); - - sc_link = ecb->xs->sc_link; - ti = &sc->sc_tinfo[sc_link->target]; - - switch (sc->sc_espstep) { - case 0: - printf("%s: select timeout/no disconnect\n", - device_get_nameunit(sc->sc_dev)); - esp_abort(sc, ecb); - return 1; - case 1: - if ((ti->flags & T_NEGOTIATE) == 0) { - printf("%s: step 1 & !NEG\n", - device_get_nameunit(sc->sc_dev)); - esp_abort(sc, ecb); - return 1; - } - if (sc->sc_phase != MESSAGE_OUT_PHASE) { - printf("%s: !MSGOUT\n", - device_get_nameunit(sc->sc_dev)); - esp_abort(sc, ecb); - return 1; - } - /* Start negotiating */ - ti->period = sc->sc_minsync; - ti->offset = 15; - sc->sc_msgpriq = SEND_SDTR; - sc->sc_flags |= ESP_SYNCHNEGO; - break; - case 3: - /* - * Grr, this is supposed to mean - * "target left command phase - * prematurely". It seems to happen - * regularly when sync mode is on. - * Look at FIFO to see if command - * went out. - * (Timing problems?) - */ - if ((ESP_READ_REG(sc, ESP_FFLAG)&ESPFIFO_FF) == 0) { - /* Hope for the best.. */ - break; - } - printf("(%s:%d:%d): selection failed;" - " %d left in FIFO " - "[intr %x, stat %x, step %d]\n", - device_get_nameunit(sc->sc_dev), - sc_link->target, - sc_link->lun, - ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF, - sc->sc_espintr, sc->sc_espstat, - sc->sc_espstep); - ESPCMD(sc, ESPCMD_FLUSH); - sc->sc_flags |= ESP_ABORTING; - esp_sched_msgout(SEND_ABORT); - return 1; - case 2: - /* Select stuck at Command Phase */ - ESPCMD(sc, ESPCMD_FLUSH); - case 4: - /* So far, everything went fine */ - sc->sc_msgpriq = 0; - break; - } -#if 0 -/* Why set msgpriq? (and not raise ATN) */ - if (ecb->xs->flags & SCSI_RESET) - sc->sc_msgpriq = SEND_DEV_RESET; - else if (ti->flags & T_NEGOTIATE) - sc->sc_msgpriq = - SEND_IDENTIFY | SEND_SDTR; - else - sc->sc_msgpriq = SEND_IDENTIFY; -#endif - sc->sc_state = ESP_HASNEXUS; - /*???sc->sc_flags = 0; */ - sc->sc_prevphase = INVALID_PHASE; /* ?? */ - sc->sc_dp = ecb->daddr; - sc->sc_dleft = ecb->dleft; - ti->lubusy |= (1<<sc_link->lun); - break; - } else { - printf("%s: unexpected status after select" - ": [intr %x, stat %x, step %x]\n", - device_get_nameunit(sc->sc_dev), - sc->sc_espintr, sc->sc_espstat, - sc->sc_espstep); - ESPCMD(sc, ESPCMD_FLUSH); - DELAY(1); - esp_abort(sc, ecb); - } - if (sc->sc_state == ESP_IDLE) { - printf("%s: stray interrupt\n", - device_get_nameunit(sc->sc_dev)); - return 0; - } - break; - - case ESP_HASNEXUS: - if (sc->sc_flags & ESP_ICCS) { - unsigned char msg; - - sc->sc_flags &= ~ESP_ICCS; - - if (!(sc->sc_espintr & ESPINTR_DONE)) { - printf("%s: ICCS: " - ": [intr %x, stat %x, step %x]\n", - device_get_nameunit(sc->sc_dev), - sc->sc_espintr, sc->sc_espstat, - sc->sc_espstep); - } - if ((ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) != 2) { - printf("%s: ICCS: expected 2, got %d " - ": [intr %x, stat %x, step %x]\n", - device_get_nameunit(sc->sc_dev), - ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF, - sc->sc_espintr, sc->sc_espstat, - sc->sc_espstep); - ESPCMD(sc, ESPCMD_FLUSH); - esp_abort(sc, ecb); - return 1; - } - ecb->stat = ESP_READ_REG(sc, ESP_FIFO); - msg = ESP_READ_REG(sc, ESP_FIFO); - ESP_PHASE(("<stat:(%x,%x)>", ecb->stat, msg)); - if (msg == MSG_CMDCOMPLETE) { - sc->sc_flags |= ESP_BUSFREE_OK; - ecb->xs->resid = ecb->dleft = sc->sc_dleft; - } else - printf("%s: STATUS_PHASE: msg %d\n", - device_get_nameunit(sc->sc_dev), msg); - ESPCMD(sc, ESPCMD_MSGOK); - continue; /* ie. wait for disconnect */ - } - break; - default: - panic("%s: invalid state: %d", - device_get_nameunit(sc->sc_dev), sc->sc_state); - } - - /* - * Driver is now in state ESP_HASNEXUS, i.e. we - * have a current command working the SCSI bus. - */ - if (sc->sc_state != ESP_HASNEXUS || ecb == NULL) { - panic("esp no nexus"); - } - - switch (sc->sc_phase) { - case MESSAGE_OUT_PHASE: - ESP_PHASE(("MESSAGE_OUT_PHASE ")); - esp_msgout(sc); - sc->sc_prevphase = MESSAGE_OUT_PHASE; - break; - case MESSAGE_IN_PHASE: - ESP_PHASE(("MESSAGE_IN_PHASE ")); - if (sc->sc_espintr & ESPINTR_BS) { - ESPCMD(sc, ESPCMD_FLUSH); - sc->sc_flags |= ESP_WAITI; - ESPCMD(sc, ESPCMD_TRANS); - } else if (sc->sc_espintr & ESPINTR_FC) { - if ((sc->sc_flags & ESP_WAITI) == 0) { - printf("%s: MSGIN: unexpected FC bit: " - "[intr %x, stat %x, step %x]\n", - device_get_nameunit(sc->sc_dev), - sc->sc_espintr, sc->sc_espstat, - sc->sc_espstep); - } - sc->sc_flags &= ~ESP_WAITI; - esp_msgin(sc); - } else { - printf("%s: MSGIN: weird bits: " - "[intr %x, stat %x, step %x]\n", - device_get_nameunit(sc->sc_dev), - sc->sc_espintr, sc->sc_espstat, - sc->sc_espstep); - } - sc->sc_prevphase = MESSAGE_IN_PHASE; - break; - case COMMAND_PHASE: { - /* well, this means send the command again */ - u_char *cmd = (u_char *)&ecb->cmd; - int i; - - ESP_PHASE(("COMMAND_PHASE 0x%02x (%d) ", - ecb->cmd.opcode, ecb->clen)); - if (ESP_READ_REG(sc, ESP_FFLAG) & ESPFIFO_FF) { - ESPCMD(sc, ESPCMD_FLUSH); - DELAY(1); - } - /* Now the command into the FIFO */ - for (i = 0; i < ecb->clen; i++) - ESP_WRITE_REG(sc, ESP_FIFO, *cmd++); - ESPCMD(sc, ESPCMD_TRANS); - sc->sc_prevphase = COMMAND_PHASE; - } - break; - case DATA_OUT_PHASE: - ESP_PHASE(("DATA_OUT_PHASE [%d] ", sc->sc_dleft)); - ESPCMD(sc, ESPCMD_FLUSH); - size = min(sc->sc_dleft, sc->sc_maxxfer); - DMA_SETUP(sc->sc_dma, &sc->sc_dp, &sc->sc_dleft, - 0, &size); - sc->sc_prevphase = DATA_OUT_PHASE; - goto setup_xfer; - case DATA_IN_PHASE: - ESP_PHASE(("DATA_IN_PHASE ")); - if (sc->sc_rev == ESP100) - ESPCMD(sc, ESPCMD_FLUSH); - size = min(sc->sc_dleft, sc->sc_maxxfer); - DMA_SETUP(sc->sc_dma, &sc->sc_dp, &sc->sc_dleft, - 1, &size); - sc->sc_prevphase = DATA_IN_PHASE; - setup_xfer: - /* Program the SCSI counter */ - ESP_WRITE_REG(sc, ESP_TCL, size); - ESP_WRITE_REG(sc, ESP_TCM, size >> 8); - if (sc->sc_cfg2 & ESPCFG2_FE) { - ESP_WRITE_REG(sc, ESP_TCH, size >> 16); - } - /* load the count in */ - ESPCMD(sc, ESPCMD_NOP|ESPCMD_DMA); - - /* - * Note that if `size' is 0, we've already transceived - * all the bytes we want but we're still in DATA PHASE. - * Apparently, the device needs padding. Also, a - * transfer size of 0 means "maximum" to the chip - * DMA logic. - */ - ESPCMD(sc, - (size==0?ESPCMD_TRPAD:ESPCMD_TRANS)|ESPCMD_DMA); - DMA_GO(sc->sc_dma); - return 1; - case STATUS_PHASE: - ESP_PHASE(("STATUS_PHASE ")); - sc->sc_flags |= ESP_ICCS; - ESPCMD(sc, ESPCMD_ICCS); - sc->sc_prevphase = STATUS_PHASE; - break; - case INVALID_PHASE: - break; - case BUSFREE_PHASE: - if (sc->sc_flags & ESP_BUSFREE_OK) { - /*It's fun the 1st time.. */ - sc->sc_flags &= ~ESP_BUSFREE_OK; - } - break; - default: - panic("esp: bogus bus phase\n"); - } - } - panic("esp: should not get here.."); -} - -void -esp_abort(sc, ecb) - struct esp_softc *sc; - struct ecb *ecb; -{ - if (ecb == sc->sc_nexus) { - if (sc->sc_state == ESP_HASNEXUS) { - sc->sc_flags |= ESP_ABORTING; - esp_sched_msgout(SEND_ABORT); - } - } else { - if (sc->sc_state == ESP_IDLE) - esp_sched(sc); - } -} - -void -esp_timeout(arg) - void *arg; -{ - int s = splbio(); - struct ecb *ecb = (struct ecb *)arg; - struct esp_softc *sc; - struct scsi_xfer *xs = ecb->xs; - - sc = xs->sc_link->adapter_softc; - sc_print_addr(xs->sc_link); -again: - printf("%s: timed out [ecb %p (flags 0x%x, dleft %x, stat %x)], " - "<state %d, nexus %p, phase(c %x, p %x), resid %x, msg(q %x,o %x) %s>", - device_get_nameunit(sc->sc_dev), - ecb, ecb->flags, ecb->dleft, ecb->stat, - sc->sc_state, sc->sc_nexus, sc->sc_phase, sc->sc_prevphase, - sc->sc_dleft, sc->sc_msgpriq, sc->sc_msgout, - DMA_ISACTIVE(sc->sc_dma) ? "DMA active" : ""); -#if ESP_DEBUG > 0 - printf("TRACE: %s.", ecb->trace); -#endif - - if (ecb->flags & ECB_ABORTED) { - /* abort timed out */ - printf(" AGAIN\n"); - esp_init(sc, 1); - } else { - /* abort the operation that has timed out */ - printf("\n"); - xs->error = XS_TIMEOUT; - ecb->flags |= ECB_ABORTED; - esp_abort(sc, ecb); - /* 2 secs for the abort */ - if ((xs->flags & SCSI_NOMASK) == 0) - timeout(esp_timeout, ecb, 2 * hz); - else { - int count = 200000; - while (count) { - if (DMA_ISINTR(sc->sc_dma)) { - espintr(sc); - } - if (xs->flags & ITSDONE) - break; - DELAY(10); - --count; - } - if (count == 0) - goto again; - } - } - splx(s); -} - -static void -esp_min_phys (struct buf *bp) -{ - -} diff --git a/sys/alpha/tc/espreg.h b/sys/alpha/tc/espreg.h deleted file mode 100644 index 5c6ddb4..0000000 --- a/sys/alpha/tc/espreg.h +++ /dev/null @@ -1,149 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: espreg.h,v 1.2.4.1 1996/09/10 17:28:17 cgd Exp $ */ - -/* - * Copyright (c) 1994 Peter Galbavy. All rights reserved. - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Peter Galbavy. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Register addresses, relative to some base address - */ - -#define ESP_TCL 0x00 /* RW - Transfer Count Low */ -#define ESP_TCM 0x01 /* RW - Transfer Count Mid */ -#define ESP_TCH 0x0e /* RW - Transfer Count High */ - /* NOT on 53C90 */ - -#define ESP_FIFO 0x02 /* RW - FIFO data */ - -#define ESP_CMD 0x03 /* RW - Command (2 deep) */ -#define ESPCMD_DMA 0x80 /* DMA Bit */ -#define ESPCMD_NOP 0x00 /* No Operation */ -#define ESPCMD_FLUSH 0x01 /* Flush FIFO */ -#define ESPCMD_RSTCHIP 0x02 /* Reset Chip */ -#define ESPCMD_RSTSCSI 0x03 /* Reset SCSI Bus */ -#define ESPCMD_RESEL 0x40 /* Reselect Sequence */ -#define ESPCMD_SELNATN 0x41 /* Select without ATN */ -#define ESPCMD_SELATN 0x42 /* Select with ATN */ -#define ESPCMD_SELATNS 0x43 /* Select with ATN & Stop */ -#define ESPCMD_ENSEL 0x44 /* Enable (Re)Selection */ -#define ESPCMD_DISSEL 0x45 /* Disable (Re)Selection */ -#define ESPCMD_SELATN3 0x46 /* Select with ATN3 */ -#define ESPCMD_RESEL3 0x47 /* Reselect3 Sequence */ -#define ESPCMD_SNDMSG 0x20 /* Send Message */ -#define ESPCMD_SNDSTAT 0x21 /* Send Status */ -#define ESPCMD_SNDDATA 0x22 /* Send Data */ -#define ESPCMD_DISCSEQ 0x23 /* Disconnect Sequence */ -#define ESPCMD_TERMSEQ 0x24 /* Terminate Sequence */ -#define ESPCMD_TCCS 0x25 /* Target Command Comp Seq */ -#define ESPCMD_DISC 0x27 /* Disconnect */ -#define ESPCMD_RECMSG 0x28 /* Receive Message */ -#define ESPCMD_RECCMD 0x29 /* Receive Command */ -#define ESPCMD_RECDATA 0x2a /* Receive Data */ -#define ESPCMD_RECCSEQ 0x2b /* Receive Command Sequence*/ -#define ESPCMD_ABORT 0x04 /* Target Abort DMA */ -#define ESPCMD_TRANS 0x10 /* Transfer Information */ -#define ESPCMD_ICCS 0x11 /* Initiator Cmd Comp Seq */ -#define ESPCMD_MSGOK 0x12 /* Message Accepted */ -#define ESPCMD_TRPAD 0x18 /* Transfer Pad */ -#define ESPCMD_SETATN 0x1a /* Set ATN */ -#define ESPCMD_RSTATN 0x1b /* Reset ATN */ - -#define ESP_STAT 0x04 /* RO - Status */ -#define ESPSTAT_INT 0x80 /* Interrupt */ -#define ESPSTAT_GE 0x40 /* Gross Error */ -#define ESPSTAT_PE 0x20 /* Parity Error */ -#define ESPSTAT_TC 0x10 /* Terminal Count */ -#define ESPSTAT_VGC 0x08 /* Valid Group Code */ -#define ESPSTAT_PHASE 0x07 /* Phase bits */ - -#define ESP_SELID 0x04 /* WO - Select/Reselect Bus ID */ - -#define ESP_INTR 0x05 /* RO - Interrupt */ -#define ESPINTR_SBR 0x80 /* SCSI Bus Reset */ -#define ESPINTR_ILL 0x40 /* Illegal Command */ -#define ESPINTR_DIS 0x20 /* Disconnect */ -#define ESPINTR_BS 0x10 /* Bus Service */ -#define ESPINTR_FC 0x08 /* Function Complete */ -#define ESPINTR_RESEL 0x04 /* Reselected */ -#define ESPINTR_SELATN 0x02 /* Select with ATN */ -#define ESPINTR_SEL 0x01 /* Selected */ - -#define ESP_TIMEOUT 0x05 /* WO - Select/Reselect Timeout */ - -#define ESP_STEP 0x06 /* RO - Sequence Step */ -#define ESPSTEP_MASK 0x07 /* the last 3 bits */ -#define ESPSTEP_DONE 0x04 /* command went out */ - -#define ESP_SYNCTP 0x06 /* WO - Synch Transfer Period */ - /* Default 5 (53C9X) */ - -#define ESP_FFLAG 0x07 /* RO - FIFO Flags */ -#define ESPFIFO_SS 0xe0 /* Sequence Step (Dup) */ -#define ESPFIFO_FF 0x1f /* Bytes in FIFO */ - -#define ESP_SYNCOFF 0x07 /* WO - Synch Offset */ - /* 0 = ASYNC */ - /* 1 - 15 = SYNC bytes */ - -#define ESP_CFG1 0x08 /* RW - Configuration #1 */ -#define ESPCFG1_SLOW 0x80 /* Slow Cable Mode */ -#define ESPCFG1_SRR 0x40 /* SCSI Reset Rep Int Dis */ -#define ESPCFG1_PTEST 0x20 /* Parity Test Mod */ -#define ESPCFG1_PARENB 0x10 /* Enable Parity Check */ -#define ESPCFG1_CTEST 0x08 /* Enable Chip Test */ -#define ESPCFG1_BUSID 0x07 /* Bus ID */ - -#define ESP_CCF 0x09 /* WO - Clock Conversion Factor */ - /* 0 = 35.01 - 40Mhz */ - /* NEVER SET TO 1 */ - /* 2 = 10Mhz */ - /* 3 = 10.01 - 15Mhz */ - /* 4 = 15.01 - 20Mhz */ - /* 5 = 20.01 - 25Mhz */ - /* 6 = 25.01 - 30Mhz */ - /* 7 = 30.01 - 35Mhz */ - -#define ESP_TEST 0x0a /* WO - Test (Chip Test Only) */ - -#define ESP_CFG2 0x0b /* RW - Configuration #2 */ -#define ESPCFG2_RSVD 0xa0 /* reserved */ -#define ESPCFG2_FE 0x40 /* Features Enable */ -#define ESPCFG2_DREQ 0x10 /* DREQ High Impedance */ -#define ESPCFG2_SCSI2 0x08 /* SCSI-2 Enable */ -#define ESPCFG2_BPA 0x04 /* Target Bad Parity Abort */ -#define ESPCFG2_RPE 0x02 /* Register Parity Error */ -#define ESPCFG2_DPE 0x01 /* DMA Parity Error */ - -/* Config #3 only on 53C9X */ -#define ESP_CFG3 0x0c /* RW - Configuration #3 */ -#define ESPCFG3_RSVD 0xe0 /* reserved */ -#define ESPCFG3_IDM 0x10 /* ID Message Res Check */ -#define ESPCFG3_QTE 0x08 /* Queue Tag Enable */ -#define ESPCFG3_CDB 0x04 /* CDB 10-bytes OK */ -#define ESPCFG3_FSCSI 0x02 /* Fast SCSI */ -#define ESPCFG3_FCLK 0x01 /* Fast Clock (>25Mhz) */ diff --git a/sys/alpha/tc/espvar.h b/sys/alpha/tc/espvar.h deleted file mode 100644 index 1efbbc0..0000000 --- a/sys/alpha/tc/espvar.h +++ /dev/null @@ -1,329 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: espvar.h,v 1.3.4.1 1996/09/10 17:28:18 cgd Exp $ */ - -/* - * Copyright (c) 1994 Peter Galbavy. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Peter Galbavy. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/*#define ESP_DEBUG 0*/ - -#define FREQTOCCF(freq) (((freq + 4) / 5)) - -/* esp revisions */ -#define ESP100 0x01 -#define ESP100A 0x02 -#define ESP200 0x03 -#define NCR53C94 0x04 - -/* - * ECB. Holds additional information for each SCSI command Comments: We - * need a separate scsi command block because we may need to overwrite it - * with a request sense command. Basicly, we refrain from fiddling with - * the scsi_xfer struct (except do the expected updating of return values). - * We'll generally update: xs->{flags,resid,error,sense,status} and - * occasionally xs->retries. - */ -struct ecb { - TAILQ_ENTRY(ecb) chain; - struct scsi_xfer *xs; /* SCSI xfer ctrl block from above */ - int flags; /* Status */ -#define ECB_QNONE 0 -#define ECB_QFREE 1 -#define ECB_QREADY 2 -#define ECB_QNEXUS 3 -#define ECB_QBITS 0x07 -#define ECB_CHKSENSE 0x08 -#define ECB_ABORTED 0x10 -#define ECB_SETQ(e, q) do (e)->flags = ((e)->flags&~ECB_QBITS)|(q); while(0) - struct scsi_generic cmd; /* SCSI command block */ - int clen; - char *daddr; /* Saved data pointer */ - int dleft; /* Residue */ - struct callout_handle timeout_ch; - u_char stat; /* SCSI status byte */ -#if ESP_DEBUG > 0 - char trace[1000]; -#endif -}; -#if ESP_DEBUG > 0 -#define ECB_TRACE(ecb, msg, a, b) do { \ - const char *f = "[" msg "]"; \ - int n = strlen((ecb)->trace); \ - snprintf((ecb)->trace + n, sizeof((ecb)->trace) - n, f, a, b); \ -} while(0) -#else -#define ECB_TRACE(ecb, msg, a, b) -#endif - -/* - * Some info about each (possible) target on the SCSI bus. This should - * probably have been a "per target+lunit" structure, but we'll leave it at - * this for now. Is there a way to reliably hook it up to sc->fordriver?? - */ -struct esp_tinfo { - int cmds; /* #commands processed */ - int dconns; /* #disconnects */ - int touts; /* #timeouts */ - int perrs; /* #parity errors */ - int senses; /* #request sense commands sent */ - ushort lubusy; /* What local units/subr. are busy? */ - u_char flags; -#define T_NEED_TO_RESET 0x01 /* Should send a BUS_DEV_RESET */ -#define T_NEGOTIATE 0x02 /* (Re)Negotiate synchronous options */ -#define T_BUSY 0x04 /* Target is busy, i.e. cmd in progress */ -#define T_SYNCMODE 0x08 /* sync mode has been negotiated */ -#define T_SYNCHOFF 0x10 /* .. */ -#define T_RSELECTOFF 0x20 /* .. */ - u_char period; /* Period suggestion */ - u_char offset; /* Offset suggestion */ -} tinfo_t; - -/* Register a linenumber (for debugging) */ -#define LOGLINE(p) - -#define ESP_SHOWECBS 0x01 -#define ESP_SHOWINTS 0x02 -#define ESP_SHOWCMDS 0x04 -#define ESP_SHOWMISC 0x08 -#define ESP_SHOWTRAC 0x10 -#define ESP_SHOWSTART 0x20 -#define ESP_SHOWPHASE 0x40 -#define ESP_SHOWDMA 0x80 -#define ESP_SHOWCCMDS 0x100 -#define ESP_SHOWMSGS 0x200 - -#ifdef ESP_DEBUG -extern int esp_debug; -#define ESP_ECBS(str) do {if (esp_debug & ESP_SHOWECBS) printf str;} while (0) -#define ESP_MISC(str) do {if (esp_debug & ESP_SHOWMISC) printf str;} while (0) -#define ESP_INTS(str) do {if (esp_debug & ESP_SHOWINTS) printf str;} while (0) -#define ESP_TRACE(str) do {if (esp_debug & ESP_SHOWTRAC) printf str;} while (0) -#define ESP_CMDS(str) do {if (esp_debug & ESP_SHOWCMDS) printf str;} while (0) -#define ESP_START(str) do {if (esp_debug & ESP_SHOWSTART) printf str;}while (0) -#define ESP_PHASE(str) do {if (esp_debug & ESP_SHOWPHASE) printf str;}while (0) -#define ESP_DMA(str) do {if (esp_debug & ESP_SHOWDMA) printf str;}while (0) -#define ESP_MSGS(str) do {if (esp_debug & ESP_SHOWMSGS) printf str;}while (0) -#else -#define ESP_ECBS(str) -#define ESP_MISC(str) -#define ESP_INTS(str) -#define ESP_TRACE(str) -#define ESP_CMDS(str) -#define ESP_START(str) -#define ESP_PHASE(str) -#define ESP_DMA(str) -#define ESP_MSGS(str) -#endif - -#define ESP_MAX_MSG_LEN 8 - -struct esp_softc { - device_t sc_dev; /* us as a device */ -#ifdef SPARC_DRIVER - struct sbusdev sc_sd; /* sbus device */ - struct intrhand sc_ih; /* intr handler */ -#endif - struct evcnt sc_intrcnt; /* intr count */ - struct scsi_link sc_link; /* scsi lint struct */ -#ifdef SPARC_DRIVER - volatile u_char *sc_reg; /* the registers */ - struct dma_softc *sc_dma; /* pointer to my dma */ -#else - volatile u_int32_t *sc_reg; /* the registers */ - struct tcds_slotconfig *sc_dma; /* DMA/slot info lives here. */ - void *sc_cookie; /* intr. handling cookie */ -#endif - - /* register defaults */ - u_char sc_cfg1; /* Config 1 */ - u_char sc_cfg2; /* Config 2, not ESP100 */ - u_char sc_cfg3; /* Config 3, only ESP200 */ - u_char sc_ccf; /* Clock Conversion */ - u_char sc_timeout; - - /* register copies, see espreadregs() */ - u_char sc_espintr; - u_char sc_espstat; - u_char sc_espstep; - u_char sc_espfflags; - - /* Lists of command blocks */ - TAILQ_HEAD(ecb_list, ecb) free_list, - ready_list, - nexus_list; - - struct ecb *sc_nexus; /* current command */ - struct ecb sc_ecb[8]; /* one per target */ - struct esp_tinfo sc_tinfo[8]; - - /* Data about the current nexus (updated for every cmd switch) */ - caddr_t sc_dp; /* Current data pointer */ - ssize_t sc_dleft; /* Data left to transfer */ - - /* Adapter state */ - int sc_phase; /* Copy of what bus phase we are in */ - int sc_prevphase; /* Copy of what bus phase we were in */ - u_char sc_state; /* State applicable to the adapter */ - u_char sc_flags; - u_char sc_selid; - u_char sc_lastcmd; - - /* Message stuff */ - u_char sc_msgpriq; /* One or more messages to send (encoded) */ - u_char sc_msgout; /* What message is on its way out? */ - u_char sc_omess[ESP_MAX_MSG_LEN]; - caddr_t sc_omp; /* Message pointer (for multibyte messages) */ - size_t sc_omlen; - u_char sc_imess[ESP_MAX_MSG_LEN + 1]; - caddr_t sc_imp; /* Message pointer (for multibyte messages) */ - size_t sc_imlen; - - /* hardware/openprom stuff */ - int sc_node; /* PROM node ID */ - int sc_freq; /* Freq in HZ */ -#ifdef SPARC_DRIVER - int sc_pri; /* SBUS priority */ -#endif - int sc_id; /* our scsi id */ - int sc_rev; /* esp revision */ - int sc_minsync; /* minimum sync period / 4 */ - int sc_maxxfer; /* maximum transfer size */ -}; - -/* values for sc_state */ -#define ESP_IDLE 0x01 /* waiting for something to do */ -#define ESP_TMP_UNAVAIL 0x02 /* Don't accept SCSI commands */ -#define ESP_SELECTING 0x03 /* SCSI command is arbiting */ -#define ESP_RESELECTED 0x04 /* Has been reselected */ -#define ESP_HASNEXUS 0x05 /* Actively using the SCSI bus */ -#define ESP_CLEANING 0x06 -#define ESP_SBR 0x07 /* Expect a SCSI RST because we commanded it */ - -/* values for sc_flags */ -#define ESP_DROP_MSGI 0x01 /* Discard all msgs (parity err detected) */ -#define ESP_DOINGDMA 0x02 /* The FIFO data path is active! */ -#define ESP_BUSFREE_OK 0x04 /* Bus free phase is OK. */ -#define ESP_SYNCHNEGO 0x08 /* Synch negotiation in progress. */ -/*#define ESP_BLOCKED 0x10 * Don't schedule new scsi bus operations */ -#define ESP_DISCON 0x10 /* Target sent DISCONNECT msg */ -#define ESP_ABORTING 0x20 /* Bailing out */ -#define ESP_ICCS 0x40 /* Expect status phase results */ -#define ESP_WAITI 0x80 /* Waiting for non-DMA data to arrive */ - -/* values for sc_msgout */ -#define SEND_DEV_RESET 0x01 -#define SEND_PARITY_ERROR 0x02 -#define SEND_ABORT 0x04 -#define SEND_REJECT 0x08 -#define SEND_INIT_DET_ERR 0x10 -#define SEND_IDENTIFY 0x20 -#define SEND_SDTR 0x40 - -/* SCSI Status codes */ -#define ST_GOOD 0x00 -#define ST_CHKCOND 0x02 -#define ST_CONDMET 0x04 -#define ST_BUSY 0x08 -#define ST_INTERMED 0x10 -#define ST_INTERMED_CONDMET 0x14 -#define ST_RESERVATION_CONFLICT 0x18 -#define ST_CMD_TERM 0x22 -#define ST_QUEUE_FULL 0x28 - -#define ST_MASK 0x3e /* bit 0,6,7 is reserved */ - -/* phase bits */ -#define IOI 0x01 -#define CDI 0x02 -#define MSGI 0x04 - -/* Information transfer phases */ -#define DATA_OUT_PHASE (0) -#define DATA_IN_PHASE (IOI) -#define COMMAND_PHASE (CDI) -#define STATUS_PHASE (CDI|IOI) -#define MESSAGE_OUT_PHASE (MSGI|CDI) -#define MESSAGE_IN_PHASE (MSGI|CDI|IOI) - -#define PHASE_MASK (MSGI|CDI|IOI) - -/* Some pseudo phases for getphase()*/ -#define BUSFREE_PHASE 0x100 /* Re/Selection no longer valid */ -#define INVALID_PHASE 0x101 /* Re/Selection valid, but no REQ yet */ -#define PSEUDO_PHASE 0x100 /* "pseudo" bit */ - -static u_char ESP_READ_REG(struct esp_softc *, int); - -#if 1 -static __inline u_char -ESP_READ_REG(sc, reg) - struct esp_softc *sc; - int reg; -{ - u_char v; - - v = sc->sc_reg[reg * 2] & 0xff; - alpha_mb(); - return v; -} -#else -#define ESP_READ_REG(sc, reg) \ - ((u_char)((sc)->sc_reg[(reg) * 2] & 0xff)) -#endif -#define ESP_WRITE_REG(sc, reg, val) \ - do { \ - u_char v = (val); \ - (sc)->sc_reg[(reg) * 2] = v; \ - alpha_mb(); \ - } while (0) - -#ifdef ESP_DEBUG -#define ESPCMD(sc, cmd) do { \ - if (esp_debug & ESP_SHOWCCMDS) \ - printf("<cmd:0x%x>", (unsigned)cmd); \ - sc->sc_lastcmd = cmd; \ - ESP_WRITE_REG(sc, ESP_CMD, cmd); \ -} while (0) -#else -#define ESPCMD(sc, cmd) ESP_WRITE_REG(sc, ESP_CMD, cmd) -#endif - -#define SAME_ESP(unit, bp, ca) \ - ((bp->val[0] == ca->ca_slot && bp->val[1] == ca->ca_offset) || \ - (bp->val[0] == -1 && bp->val[1] == unit)) - -#ifndef SPARC_DRIVER -/* DMA macros for ESP */ -#define DMA_ISINTR(sc) tcds_dma_isintr(sc) -#define DMA_RESET(sc) tcds_dma_reset(sc) -#define DMA_INTR(sc) tcds_dma_intr(sc) -#define DMA_SETUP(sc, addr, len, datain, dmasize) \ - tcds_dma_setup(sc, addr, len, datain, dmasize) -#define DMA_GO(sc) tcds_dma_go(sc) -#define DMA_ISACTIVE(sc) tcds_dma_isactive(sc) -#endif diff --git a/sys/alpha/tc/if_le_dec.c b/sys/alpha/tc/if_le_dec.c deleted file mode 100644 index 8a136e2..0000000 --- a/sys/alpha/tc/if_le_dec.c +++ /dev/null @@ -1,169 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: if_le_dec.c,v 1.8 1997/07/22 04:32:21 jonathan Exp $ */ - -/*- - * Copyright (c) 1997 Jonathan Stone. All rights reserved. - * Copyright (c) 1995 Charles M. Hannum. All rights reserved. - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Ralph Campbell and Rick Macklem. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)if_le.c 8.2 (Berkeley) 11/16/93 - */ - -#include "bpf.h" -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <sys/mbuf.h> -#include <sys/syslog.h> -#include <sys/socket.h> - -#include <net/if.h> -#include <net/netisr.h> - -#include <netinet/in.h> -#include <netinet/in_systm.h> -#include <netinet/in_var.h> -#include <netinet/ip.h> -#include <netinet/if_ether.h> -#include <net/if_media.h> - -#ifdef INET -#include <netinet/in.h> -#include <netinet/if_inarp.h> -#endif - -#include <alpha/tc/am7990reg.h> -#include <alpha/tc/am7990var.h> - -#include <alpha/tc/if_levar.h> -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/ioasicvar.h> -#include <machine/clock.h> - - -/* access LANCE registers */ -void le_dec_writereg(volatile u_short *regptr, u_short val); -#define LERDWR(cntl, src, dst) { (dst) = (src); tc_mb(); } -#define LEWREG(src, dst) le_dec_writereg(&(dst), (src)) - -hide void le_dec_wrcsr(struct am7990_softc *, u_int16_t, u_int16_t); -hide u_int16_t le_dec_rdcsr(struct am7990_softc *, u_int16_t); -char *ether_sprintf(char *); -void -dec_le_common_attach(sc, eap) - struct am7990_softc *sc; - u_char *eap; -{ - int i; - - sc->sc_rdcsr = le_dec_rdcsr; - sc->sc_wrcsr = le_dec_wrcsr; - sc->sc_hwinit = NULL; - - sc->sc_conf3 = 0; - sc->sc_addr = 0; - sc->sc_memsize = 65536; - - /* - * Get the ethernet address out of rom - */ - for (i = 0; i < sizeof(sc->sc_enaddr); i++) { - sc->sc_enaddr[i] = *eap; - eap += 4; - } - am7990_config(sc); -} - -hide void -le_dec_wrcsr(sc, port, val) - struct am7990_softc *sc; - u_int16_t port, val; -{ - struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1; - LEWREG(port, ler1->ler1_rap); - LERDWR(port, val, ler1->ler1_rdp); -} - -hide u_int16_t -le_dec_rdcsr(sc, port) - struct am7990_softc *sc; - u_int16_t port; -{ - struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1; - u_int16_t val; - LEWREG(port, ler1->ler1_rap); - LERDWR(0, ler1->ler1_rdp, val); - return (val); -} - -/* - * Write a lance register port, reading it back to ensure success. This seems - * to be necessary during initialization, since the chip appears to be a bit - * pokey sometimes. - */ -void -le_dec_writereg(regptr, val) - register volatile u_short *regptr; - register u_short val; -{ - register int i = 0; - while (*regptr != val) { - *regptr = val; - tc_mb(); - if (++i > 10000) { - printf("le: Reg did not settle (to x%x): x%x\n", val, - *regptr); - return; - } - DELAY(100); - } -} - -/* - * Routines for accessing the transmit and receive buffers are provided - * by am7990.c, because of the LE_NEED_BUF_* macros defined above. - * Unfortunately, CPU addressing of these buffers is done in one of - * 3 ways: - * - contiguous (for the 3max and turbochannel option card) - * - gap2, which means shorts (2 bytes) interspersed with short (2 byte) - * spaces (for the pmax, vax 3400, and ioasic LANCE descriptors) - * - gap16, which means 16bytes interspersed with 16byte spaces - * for buffers which must begin on a 32byte boundary (for 3min, maxine, - * and alpha) - * The buffer offset is the logical byte offset, assuming contiguous storage. - */ diff --git a/sys/alpha/tc/if_le_ioasic.c b/sys/alpha/tc/if_le_ioasic.c deleted file mode 100644 index 0e7ed07..0000000 --- a/sys/alpha/tc/if_le_ioasic.c +++ /dev/null @@ -1,400 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: if_le_ioasic.c,v 1.10 1998/01/19 02:49:48 thorpej Exp $ */ - -/* - * Copyright (c) 1996 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -/* - * LANCE on DEC IOCTL ASIC. - */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <sys/mbuf.h> -#include <sys/syslog.h> -#include <sys/socket.h> - -#include <net/if.h> -#include <net/netisr.h> - -#include <netinet/in.h> -#include <netinet/in_systm.h> -#include <netinet/in_var.h> -#include <netinet/ip.h> -#include <netinet/if_ether.h> -#include <net/if_media.h> - -#ifdef INET -#include <netinet/in.h> -#include <netinet/if_inarp.h> -#endif - -#include <alpha/tc/am7990reg.h> -#include <alpha/tc/am7990var.h> - -#include <alpha/tc/if_levar.h> -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/ioasicvar.h> - -extern caddr_t le_iomem; - -static int le_ioasic_probe(device_t dev); -static int le_ioasic_attach(device_t dev); -static device_method_t le_ioasic_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, le_ioasic_probe), - DEVMETHOD(device_attach, le_ioasic_attach), - {0, 0} -}; -#define LE_IOASIC_SOFTC(dev) (struct le_softc*) device_get_softc(dev) -static driver_t le_ioasic_driver = { - "le", - le_ioasic_methods, - sizeof(struct le_softc), -}; - -static devclass_t le_ioasic_devclass; - -hide void le_ioasic_copytobuf_gap2(struct am7990_softc *, void *, - int, int); -hide void le_ioasic_copyfrombuf_gap2(struct am7990_softc *, void *, - int, int); - -hide void le_ioasic_copytobuf_gap16(struct am7990_softc *, void *, - int, int); -hide void le_ioasic_copyfrombuf_gap16(struct am7990_softc *, void *, - int, int); -hide void le_ioasic_zerobuf_gap16(struct am7990_softc *, int, int); - - -static int -le_ioasic_probe(device_t dev) -{ - if(strcmp(device_get_name(device_get_parent(dev)),"ioasic")){ - return ENXIO; - } else { - return(0); - } - -} - -static int -le_ioasic_attach(device_t dev) -{ - register struct le_softc *lesc = LE_IOASIC_SOFTC(dev); - register struct am7990_softc *sc = &lesc->sc_am7990; - struct ioasic_dev *d = device_get_ivars(dev); - lesc->sc_r1 = (struct lereg1 *) - TC_DENSE_TO_SPARSE(TC_PHYS_TO_UNCACHED(d->iada_addr)); - sc->sc_mem = (void *)TC_PHYS_TO_UNCACHED(le_iomem); - sc->sc_copytodesc = le_ioasic_copytobuf_gap2; - sc->sc_copyfromdesc = le_ioasic_copyfrombuf_gap2; - sc->sc_copytobuf = le_ioasic_copytobuf_gap16; - sc->sc_copyfrombuf = le_ioasic_copyfrombuf_gap16; - sc->sc_zerobuf = le_ioasic_zerobuf_gap16; - - if (le_iomem == 0) { - printf("%s: DMA area not set up\n", - device_get_nameunit(sc->sc_dev)); - return ENXIO; - } - - sc->sc_dev = dev; - sc->unit = device_get_unit(dev); - - dec_le_common_attach(sc, ioasic_lance_ether_address()); - - ioasic_intr_establish(device_get_parent(dev), d->iad_cookie, 0, am7990_intr, sc); - return(0); -} - -/* - * Special memory access functions needed by ioasic-attached LANCE - * chips. - */ - -/* - * gap2: two bytes of data followed by two bytes of pad. - * - * Buffers must be 4-byte aligned. The code doesn't worry about - * doing an extra byte. - */ - -void -le_ioasic_copytobuf_gap2(sc, fromv, boff, len) - struct am7990_softc *sc; - void *fromv; - int boff; - register int len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t from = fromv; - register volatile u_int16_t *bptr; - - if (boff & 0x1) { - /* handle unaligned first byte */ - bptr = ((volatile u_int16_t *)buf) + (boff - 1); - *bptr = (*from++ << 8) | (*bptr & 0xff); - bptr += 2; - len--; - } else - bptr = ((volatile u_int16_t *)buf) + boff; - while (len > 1) { - *bptr = (from[1] << 8) | (from[0] & 0xff); - bptr += 2; - from += 2; - len -= 2; - } - if (len == 1) - *bptr = (u_int16_t)*from; -} - -void -le_ioasic_copyfrombuf_gap2(sc, tov, boff, len) - struct am7990_softc *sc; - void *tov; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t to = tov; - register volatile u_int16_t *bptr; - register u_int16_t tmp; - - if (boff & 0x1) { - /* handle unaligned first byte */ - bptr = ((volatile u_int16_t *)buf) + (boff - 1); - *to++ = (*bptr >> 8) & 0xff; - bptr += 2; - len--; - } else - bptr = ((volatile u_int16_t *)buf) + boff; - while (len > 1) { - tmp = *bptr; - *to++ = tmp & 0xff; - *to++ = (tmp >> 8) & 0xff; - bptr += 2; - len -= 2; - } - if (len == 1) - *to = *bptr & 0xff; -} - -/* - * gap16: 16 bytes of data followed by 16 bytes of pad. - * - * Buffers must be 32-byte aligned. - */ - -void -le_ioasic_copytobuf_gap16(sc, fromv, boff, len) - struct am7990_softc *sc; - void *fromv; - int boff; - register int len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t from = fromv; - register caddr_t bptr; - - bptr = buf + ((boff << 1) & ~0x1f); - boff &= 0xf; - - /* - * Dispose of boff so destination of subsequent copies is - * 16-byte aligned. - */ - if (boff) { - register int xfer; - xfer = min(len, 16 - boff); - bcopy(from, bptr + boff, xfer); - from += xfer; - bptr += 32; - len -= xfer; - } - - /* Destination of copies is now 16-byte aligned. */ - if (len >= 16) - switch ((u_long)from & (sizeof(u_int32_t) -1)) { - case 2: - /* Ethernet headers make this the dominant case. */ - do { - register u_int32_t *dst = (u_int32_t*)bptr; - register u_int16_t t0; - register u_int32_t t1, t2, t3, t4; - - /* read from odd-16-bit-aligned, cached src */ - t0 = *(u_int16_t*)from; - t1 = *(u_int32_t*)(from+2); - t2 = *(u_int32_t*)(from+6); - t3 = *(u_int32_t*)(from+10); - t4 = *(u_int16_t*)(from+14); - - /* DMA buffer is uncached on mips */ - dst[0] = t0 | (t1 << 16); - dst[1] = (t1 >> 16) | (t2 << 16); - dst[2] = (t2 >> 16) | (t3 << 16); - dst[3] = (t3 >> 16) | (t4 << 16); - - from += 16; - bptr += 32; - len -= 16; - } while (len >= 16); - break; - - case 0: - do { - register u_int32_t *src = (u_int32_t*)from; - register u_int32_t *dst = (u_int32_t*)bptr; - register u_int32_t t0, t1, t2, t3; - - t0 = src[0]; t1 = src[1]; t2 = src[2]; t3 = src[3]; - dst[0] = t0; dst[1] = t1; dst[2] = t2; dst[3] = t3; - - from += 16; - bptr += 32; - len -= 16; - } while (len >= 16); - break; - - default: - /* Does odd-aligned case ever happen? */ - do { - bcopy(from, bptr, 16); - from += 16; - bptr += 32; - len -= 16; - } while (len >= 16); - break; - } - if (len) - bcopy(from, bptr, len); -} - -void -le_ioasic_copyfrombuf_gap16(sc, tov, boff, len) - struct am7990_softc *sc; - void *tov; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t to = tov; - register caddr_t bptr; - - bptr = buf + ((boff << 1) & ~0x1f); - boff &= 0xf; - - /* Dispose of boff. source of copy is subsequently 16-byte aligned. */ - if (boff) { - register int xfer; - xfer = min(len, 16 - boff); - bcopy(bptr+boff, to, xfer); - to += xfer; - bptr += 32; - len -= xfer; - } - if (len >= 16) - switch ((u_long)to & (sizeof(u_int32_t) -1)) { - case 2: - /* - * to is aligned to an odd 16-bit boundary. Ethernet headers - * make this the dominant case (98% or more). - */ - do { - register u_int32_t *src = (u_int32_t*)bptr; - register u_int32_t t0, t1, t2, t3; - - /* read from uncached aligned DMA buf */ - t0 = src[0]; t1 = src[1]; t2 = src[2]; t3 = src[3]; - - /* write to odd-16-bit-word aligned dst */ - *(u_int16_t *) (to+0) = (u_short) t0; - *(u_int32_t *) (to+2) = (t0 >> 16) | (t1 << 16); - *(u_int32_t *) (to+6) = (t1 >> 16) | (t2 << 16); - *(u_int32_t *) (to+10) = (t2 >> 16) | (t3 << 16); - *(u_int16_t *) (to+14) = (t3 >> 16); - bptr += 32; - to += 16; - len -= 16; - } while (len > 16); - break; - case 0: - /* 32-bit aligned aligned copy. Rare. */ - do { - register u_int32_t *src = (u_int32_t*)bptr; - register u_int32_t *dst = (u_int32_t*)to; - register u_int32_t t0, t1, t2, t3; - - t0 = src[0]; t1 = src[1]; t2 = src[2]; t3 = src[3]; - dst[0] = t0; dst[1] = t1; dst[2] = t2; dst[3] = t3; - to += 16; - bptr += 32; - len -= 16; - } while (len > 16); - break; - - /* XXX Does odd-byte-aligned case ever happen? */ - default: - do { - bcopy(bptr, to, 16); - to += 16; - bptr += 32; - len -= 16; - } while (len > 16); - break; - } - if (len) - bcopy(bptr, to, len); -} - -void -le_ioasic_zerobuf_gap16(sc, boff, len) - struct am7990_softc *sc; - int boff, len; -{ - volatile caddr_t buf = sc->sc_mem; - register caddr_t bptr; - register int xfer; - - bptr = buf + ((boff << 1) & ~0x1f); - boff &= 0xf; - xfer = min(len, 16 - boff); - while (len > 0) { - bzero(bptr + boff, xfer); - bptr += 32; - boff = 0; - len -= xfer; - xfer = min(len, 16); - } -} - - - -DRIVER_MODULE(le_ioasic, ioasic, le_ioasic_driver, le_ioasic_devclass, 0, 0); diff --git a/sys/alpha/tc/if_levar.h b/sys/alpha/tc/if_levar.h deleted file mode 100644 index cbcb96f..0000000 --- a/sys/alpha/tc/if_levar.h +++ /dev/null @@ -1,69 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: if_levar.h,v 1.4 1997/03/15 18:12:07 is Exp $ */ - -/*- - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Ralph Campbell and Rick Macklem. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)if_lereg.h 8.1 (Berkeley) 6/10/93 - */ - -/* Local Area Network Controller for Ethernet (LANCE) registers */ -struct lereg1 { - volatile u_int16_t ler1_rdp; /* data port */ - int16_t pad0; -#ifdef __alpha__ - int32_t pad1; -#endif - volatile u_int16_t ler1_rap; /* register select port */ - int16_t pad2; -#ifdef __alpha__ - int32_t pad3; -#endif -}; - -/* - * Ethernet software status per interface. - * - * Each interface is referenced by a network interface structure, - * ethercom.ec_if, which the routing code uses to locate the interface. - * This structure contains the output queue for the interface, its address, ... - */ -struct le_softc { - struct am7990_softc sc_am7990; /* glue to MI code */ - - struct lereg1 *sc_r1; /* LANCE registers */ -}; - -void dec_le_common_attach(struct am7990_softc *, u_char *); diff --git a/sys/alpha/tc/ioasic.c b/sys/alpha/tc/ioasic.c deleted file mode 100644 index ee960f2..0000000 --- a/sys/alpha/tc/ioasic.c +++ /dev/null @@ -1,387 +0,0 @@ -/* $FreeBSD$ */ -/* from $NetBSD: ioasic.c,v 1.19 1998/05/27 00:18:13 thorpej Exp $ */ - -/*- - * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, - * NASA Ames Research Center. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Keith Bostic, Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#include "opt_cpu.h" -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <vm/vm.h> -#include <vm/vm_extern.h> -#include <vm/pmap.h> - -#include <machine/rpb.h> -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/tcdevs.h> -#include <alpha/tc/ioasicreg.h> -#include <alpha/tc/ioasicvar.h> - - -#define KV(pa) ALPHA_PHYS_TO_K0SEG(pa) - -static devclass_t ioasic_devclass; -static device_t ioasic0; /* there can be only one */ - -struct ioasic_softc { - device_t sc_dv; - vm_offset_t sc_base; - void *sc_cookie; -}; - -#define IOASIC_SOFTC(dev) (struct ioasic_softc*) device_get_softc(dev) - -static int ioasic_probe(device_t dev); -static int ioasic_attach(device_t dev); -static driver_intr_t ioasic_intrnull; -static int ioasic_print_child(device_t bus, device_t dev); -static void ioasic_lance_dma_setup(void *v); -int ioasic_intr(void *); - -caddr_t le_iomem = 0; - -static device_method_t ioasic_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, ioasic_probe), - DEVMETHOD(device_attach, ioasic_attach), - DEVMETHOD(bus_print_child, ioasic_print_child), - - { 0, 0 } -}; - -static driver_t ioasic_driver = { - "ioasic", - ioasic_methods, - sizeof(struct ioasic_softc), -}; - -#define IOASIC_DEV_LANCE 0 -#define IOASIC_DEV_SCC0 1 -#define IOASIC_DEV_SCC1 2 -#define IOASIC_DEV_ISDN 3 - -#define IOASIC_DEV_BOGUS -1 - -#define IOASIC_NCOOKIES 4 - -#define C(x) ((void *)(u_long)x) - - -struct ioasic_dev ioasic_devs[] = { - { "le", 0x000c0000, 0, C(IOASIC_DEV_LANCE), IOASIC_INTR_LANCE, }, -#ifdef notyet - { "z8530 ", 0x00100000, 0, C(IOASIC_DEV_SCC0), IOASIC_INTR_SCC_0, }, - { "z8530 ", 0x00180000, 0, C(IOASIC_DEV_SCC1), IOASIC_INTR_SCC_1, }, -#endif - { "mcclock", 0x00200000, 0, C(IOASIC_DEV_BOGUS), 0, }, -#ifdef notyet - { "AMD79c30", 0x00240000, 0, C(IOASIC_DEV_ISDN), IOASIC_INTR_ISDN, }, -#endif -}; -int ioasic_ndevs = sizeof(ioasic_devs) / sizeof(ioasic_devs[0]); -struct ioasicintr { - void (*iai_func)(void *); - void *iai_arg; -} ioasicintrs[IOASIC_NCOOKIES]; - -tc_addr_t ioasic_base; /* XXX XXX XXX */ - -static int -ioasic_probe(device_t dev) -{ - if (ioasic0) - return ENXIO; - if((hwrpb->rpb_type != ST_DEC_3000_300) && - (hwrpb->rpb_type != ST_DEC_3000_500)) - return ENXIO; - if(strcmp(device_get_name(dev),"ioasic")){ - return ENXIO; - } - ioasic0 = dev; - if (hwrpb->rpb_type == ST_DEC_3000_300) - device_set_desc(dev, "Turbochannel ioasic: slow mode"); - else - device_set_desc(dev, "Turbochannel ioasic: fast mode"); - return 0; -} - -static int -ioasic_attach(device_t dev) -{ - device_t child; - struct ioasic_softc* sc = IOASIC_SOFTC(dev); - struct tc_attach_args *ta = device_get_ivars(dev); - device_t parent = device_get_parent(dev); - u_long i; - ioasic0 = dev; - - sc->sc_base = ta->ta_addr; - sc->sc_cookie = ta->ta_cookie; - ioasic_base = sc->sc_base; - - -#ifdef DEC_3000_300 - if (hwrpb->rpb_type == ST_DEC_3000_300) { - *(volatile u_int *)IOASIC_REG_CSR(sc->sc_base) |= - IOASIC_CSR_FASTMODE; - tc_mb(); - } -#endif - /* - * Turn off all device interrupt bits. - * (This does _not_ include 3000/300 TC option slot bits. - */ - for (i = 0; i < ioasic_ndevs; i++) - *(volatile u_int32_t *)IOASIC_REG_IMSK(ioasic_base) &= - ~ioasic_devs[i].iad_intrbits; - tc_mb(); - - /* - * Set up interrupt handlers. - */ - for (i = 0; i < IOASIC_NCOOKIES; i++) { - ioasicintrs[i].iai_func = ioasic_intrnull; - ioasicintrs[i].iai_arg = (void *)i; - } - - tc_intr_establish(parent, sc->sc_cookie, 0, ioasic_intr, sc); - -#define LANCE_DMA_SIZE 128*1024 -#define LANCE_DMA_ALIGN 128*1024 - /* - * Set up the LANCE DMA area. - */ - le_iomem = (caddr_t)vm_page_alloc_contig(round_page(LANCE_DMA_SIZE), - 0, 0xffffffff,LANCE_DMA_ALIGN); - le_iomem = (caddr_t)ALPHA_PHYS_TO_K0SEG(vtophys(le_iomem)); - ioasic_lance_dma_setup((void *)le_iomem); - - /* - * round up our children - */ - - for (i = 0; i < ioasic_ndevs; i++) { - ioasic_devs[i].iada_addr = sc->sc_base + ioasic_devs[i].iad_offset; - - child = device_add_child(dev, ioasic_devs[i].iad_modname, -1); - device_set_ivars(child, &ioasic_devs[i]); - device_probe_and_attach(child); - } - return 0; -} - -static void -ioasic_intrnull(void *val) -{ - - panic("ioasic_intrnull: uncaught IOASIC intr for cookie %ld\n", - (u_long)val); -} - -static int -ioasic_print_child(device_t bus, device_t dev) -{ - struct ioasic_dev *ioasic = device_get_ivars(dev); - int retval = 0; - - retval += bus_print_child_header(bus, dev); - retval += printf(" on %s offset 0x%x\n", device_get_nameunit(bus), - ioasic->iad_offset); - - return (retval); -} - -char * -ioasic_lance_ether_address() -{ - return (u_char *)IOASIC_SYS_ETHER_ADDRESS(ioasic_base); -} - -static void -ioasic_lance_dma_setup(void *v) -{ - volatile u_int32_t *ldp; - tc_addr_t tca; - - tca = (tc_addr_t)v; - tca &= 0xffffffff; - ldp = (volatile u_int *)IOASIC_REG_LANCE_DMAPTR(ioasic_base); - *ldp = ((tca << 3) & ~(tc_addr_t)0x1f) | ((tca >> 29) & 0x1f); - tc_wmb(); - *(volatile u_int32_t *)IOASIC_REG_CSR(ioasic_base) |= - IOASIC_CSR_DMAEN_LANCE; - tc_mb(); -} - -void -ioasic_intr_establish(ioa, cookie, level, func, arg) - device_t ioa; - void *cookie, *arg; - tc_intrlevel_t level; - void (*func)(void *); -{ - u_long dev, i; - - dev = (u_long)cookie; -#ifdef DIAGNOSTIC - /* XXX check cookie. */ -#endif - - if (ioasicintrs[dev].iai_func != ioasic_intrnull) - panic("ioasic_intr_establish: cookie %ld twice", dev); - - ioasicintrs[dev].iai_func = func; - ioasicintrs[dev].iai_arg = arg; - - /* Enable interrupts for the device. */ - for (i = 0; i < ioasic_ndevs; i++) - if (ioasic_devs[i].iad_cookie == cookie) - break; - if (i == ioasic_ndevs) - panic("ioasic_intr_establish: invalid cookie."); - *(volatile u_int32_t *)IOASIC_REG_IMSK(ioasic_base) |= - ioasic_devs[i].iad_intrbits; - tc_mb(); -} - -void -ioasic_intr_disestablish(ioa, cookie) - device_t ioa; - void *cookie; -{ - u_long dev, i; - - dev = (u_long)cookie; -#ifdef DIAGNOSTIC - /* XXX check cookie. */ -#endif - - if (ioasicintrs[dev].iai_func == ioasic_intrnull) - panic("ioasic_intr_disestablish: cookie %ld missing intr", dev); - - /* Enable interrupts for the device. */ - for (i = 0; i < ioasic_ndevs; i++) - if (ioasic_devs[i].iad_cookie == cookie) - break; - if (i == ioasic_ndevs) - panic("ioasic_intr_disestablish: invalid cookie."); - *(volatile u_int32_t *)IOASIC_REG_IMSK(ioasic_base) &= - ~ioasic_devs[i].iad_intrbits; - tc_mb(); - - ioasicintrs[dev].iai_func = ioasic_intrnull; - ioasicintrs[dev].iai_arg = (void *)dev; -} - - - - -/* - * asic_intr -- - * ASIC interrupt handler. - */ -int -ioasic_intr(val) - void *val; -{ - register struct ioasic_softc *sc = val; - register int ifound; - int gifound; - u_int32_t sir; - volatile u_int32_t *sirp; - - sirp = (volatile u_int32_t *)IOASIC_REG_INTR(sc->sc_base); - - gifound = 0; - do { - ifound = 0; - tc_syncbus(); - - sir = *sirp; - - /* XXX DUPLICATION OF INTERRUPT BIT INFORMATION... */ -#define CHECKINTR(slot, bits) \ - if (sir & bits) { \ - ifound = 1; \ - (*ioasicintrs[slot].iai_func) \ - (ioasicintrs[slot].iai_arg); \ - } - CHECKINTR(IOASIC_DEV_SCC0, IOASIC_INTR_SCC_0); - CHECKINTR(IOASIC_DEV_SCC1, IOASIC_INTR_SCC_1); - CHECKINTR(IOASIC_DEV_LANCE, IOASIC_INTR_LANCE); - CHECKINTR(IOASIC_DEV_ISDN, IOASIC_INTR_ISDN); - - gifound |= ifound; - } while (ifound); - - return (gifound); -} - - -DRIVER_MODULE(ioasic, tc, ioasic_driver, ioasic_devclass, 0, 0); - diff --git a/sys/alpha/tc/ioasicreg.h b/sys/alpha/tc/ioasicreg.h deleted file mode 100644 index d1f9db8..0000000 --- a/sys/alpha/tc/ioasicreg.h +++ /dev/null @@ -1,227 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: ioasicreg.h,v 1.2 1997/04/06 22:30:28 cgd Exp $ */ - -/* - * Copyright (c) 1991,1990,1989,1994,1995 Carnegie Mellon University - * All Rights Reserved. - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -/*- - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * The Mach Operating System project at Carnegie-Mellon University, - * Ralph Campbell and Rick Macklem. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * @(#)asic.h 8.1 (Berkeley) 6/10/93 - */ - -/* - * Slot definitions - */ - -#define IOASIC_SLOT_0_START 0x000000 -#define IOASIC_SLOT_1_START 0x040000 -#define IOASIC_SLOT_2_START 0x080000 -#define IOASIC_SLOT_3_START 0x0c0000 -#define IOASIC_SLOT_4_START 0x100000 -#define IOASIC_SLOT_5_START 0x140000 -#define IOASIC_SLOT_6_START 0x180000 -#define IOASIC_SLOT_7_START 0x1c0000 -#define IOASIC_SLOT_8_START 0x200000 -#define IOASIC_SLOT_9_START 0x240000 -#define IOASIC_SLOT_10_START 0x280000 -#define IOASIC_SLOT_11_START 0x2c0000 -#define IOASIC_SLOT_12_START 0x300000 -#define IOASIC_SLOT_13_START 0x340000 -#define IOASIC_SLOT_14_START 0x380000 -#define IOASIC_SLOT_15_START 0x3c0000 -#define IOASIC_SLOTS_END 0x3fffff - -/* - * Register offsets (slot 1) - */ - -#define IOASIC_SCSI_DMAPTR IOASIC_SLOT_1_START+0x000 -#define IOASIC_SCSI_NEXTPTR IOASIC_SLOT_1_START+0x010 -#define IOASIC_LANCE_DMAPTR IOASIC_SLOT_1_START+0x020 -#define IOASIC_SCC_T1_DMAPTR IOASIC_SLOT_1_START+0x030 -#define IOASIC_SCC_R1_DMAPTR IOASIC_SLOT_1_START+0x040 -#define IOASIC_SCC_T2_DMAPTR IOASIC_SLOT_1_START+0x050 -#define IOASIC_SCC_R2_DMAPTR IOASIC_SLOT_1_START+0x060 -#define IOASIC_FLOPPY_DMAPTR IOASIC_SLOT_1_START+0x070 -#define IOASIC_ISDN_X_DMAPTR IOASIC_SLOT_1_START+0x080 -#define IOASIC_ISDN_X_NEXTPTR IOASIC_SLOT_1_START+0x090 -#define IOASIC_ISDN_R_DMAPTR IOASIC_SLOT_1_START+0x0a0 -#define IOASIC_ISDN_R_NEXTPTR IOASIC_SLOT_1_START+0x0b0 -#define IOASIC_BUFF0 IOASIC_SLOT_1_START+0x0c0 -#define IOASIC_BUFF1 IOASIC_SLOT_1_START+0x0d0 -#define IOASIC_BUFF2 IOASIC_SLOT_1_START+0x0e0 -#define IOASIC_BUFF3 IOASIC_SLOT_1_START+0x0f0 -#define IOASIC_CSR IOASIC_SLOT_1_START+0x100 -#define IOASIC_INTR IOASIC_SLOT_1_START+0x110 -#define IOASIC_IMSK IOASIC_SLOT_1_START+0x120 -#define IOASIC_CURADDR IOASIC_SLOT_1_START+0x130 -#define IOASIC_ISDN_X_DATA IOASIC_SLOT_1_START+0x140 -#define IOASIC_ISDN_R_DATA IOASIC_SLOT_1_START+0x150 -#define IOASIC_LANCE_DECODE IOASIC_SLOT_1_START+0x160 -#define IOASIC_SCSI_DECODE IOASIC_SLOT_1_START+0x170 -#define IOASIC_SCC0_DECODE IOASIC_SLOT_1_START+0x180 -#define IOASIC_SCC1_DECODE IOASIC_SLOT_1_START+0x190 -#define IOASIC_FLOPPY_DECODE IOASIC_SLOT_1_START+0x1a0 -#define IOASIC_SCSI_SCR IOASIC_SLOT_1_START+0x1b0 -#define IOASIC_SCSI_SDR0 IOASIC_SLOT_1_START+0x1c0 -#define IOASIC_SCSI_SDR1 IOASIC_SLOT_1_START+0x1d0 - -/* System Status and control Register (SSR). */ -#define IOASIC_CSR_DMAEN_T1 0x80000000 /* rw */ -#define IOASIC_CSR_DMAEN_R1 0x40000000 /* rw */ -#define IOASIC_CSR_DMAEN_T2 0x20000000 /* rw */ -#define IOASIC_CSR_DMAEN_R2 0x10000000 /* rw */ -#define IOASIC_CSR_FASTMODE 0x08000000 /* rw */ -#define IOASIC_CSR_xxx 0x07800000 /* unused/reserved */ -#define IOASIC_CSR_FLOPPY_DIR 0x00400000 /* rw */ -#define IOASIC_CSR_DMAEN_FLOPPY 0x00200000 /* rw */ -#define IOASIC_CSR_DMAEN_ISDN_T 0x00100000 /* rw */ -#define IOASIC_CSR_DMAEN_ISDN_R 0x00080000 /* rw */ -#define IOASIC_CSR_SCSI_DIR 0x00040000 /* rw */ -#define IOASIC_CSR_DMAEN_SCSI 0x00020000 /* rw */ -#define IOASIC_CSR_DMAEN_LANCE 0x00010000 /* rw */ -/* low 16 bits are rw gp outputs */ - -/* System Interrupt Register (and Interrupt Mask Register). */ -#define IOASIC_INTR_T1_PAGE_END 0x80000000 /* rz */ -#define IOASIC_INTR_T1_READ_E 0x40000000 /* rz */ -#define IOASIC_INTR_R1_HALF_PAGE 0x20000000 /* rz */ -#define IOASIC_INTR_R1_DMA_OVRUN 0x10000000 /* rz */ -#define IOASIC_INTR_T2_PAGE_END 0x08000000 /* rz */ -#define IOASIC_INTR_T2_READ_E 0x04000000 /* rz */ -#define IOASIC_INTR_R2_HALF_PAGE 0x02000000 /* rz */ -#define IOASIC_INTR_R2_DMA_OVRUN 0x01000000 /* rz */ -#define IOASIC_INTR_FLOPPY_DMA_E 0x00800000 /* rz */ -#define IOASIC_INTR_ISDN_PTR_LOAD 0x00400000 /* rz */ -#define IOASIC_INTR_ISDN_OVRUN 0x00200000 /* rz */ -#define IOASIC_INTR_ISDN_READ_E 0x00100000 /* rz */ -#define IOASIC_INTR_SCSI_PTR_LOAD 0x00080000 /* rz */ -#define IOASIC_INTR_SCSI_OVRUN 0x00040000 /* rz */ -#define IOASIC_INTR_SCSI_READ_E 0x00020000 /* rz */ -#define IOASIC_INTR_LANCE_READ_E 0x00010000 /* rz */ -#define IOASIC_INTR_ISDN 0x00002000 /* ro */ -#define IOASIC_INTR_SEC_CON 0x00000200 /* ro */ -#define IOASIC_INTR_LANCE 0x00000100 /* ro */ -#define IOASIC_INTR_SCC_1 0x00000080 /* ro */ -#define IOASIC_INTR_SCC_0 0x00000040 /* ro */ -#define IOASIC_INTR_ALT_CON 0x00000008 /* ro - 3000/500 */ -#define IOASIC_INTR_300_OPT1 IOASIC_INTR_ALT_CON /* ro - 3000/300 */ -#define IOASIC_INTR_300_OPT0 0x00000004 /* ro - 3000/300 */ - -/* DMA pointer registers (SCSI, Comm, ...) */ - -#define IOASIC_DMAPTR_MASK 0xffffffe0 -#define IOASIC_DMAPTR_SHIFT 5 -#define IOASIC_DMAPTR_SET(reg,val) \ - (reg) = (((val)<<IOASIC_DMAPTR_SHIFT)&IOASIC_DMAPTR_MASK) -#define IOASIC_DMAPTR_GET(reg,val) \ - (val) = (((reg)&IOASIC_DMAPTR_MASK)>>IOASIC_DMAPTR_SHIFT) -#define IOASIC_DMA_ADDR(p) (((unsigned)p) << (5-2)) - -/* For the LANCE DMA pointer register initialization the above suffices */ - -/* More SCSI DMA registers */ - -#define IOASIC_SCR_STATUS 0x00000004 -#define IOASIC_SCR_WORD 0x00000003 - -/* Various Decode registers */ - -#define IOASIC_DECODE_HW_ADDRESS 0x000003f0 -#define IOASIC_DECODE_CHIP_SELECT 0x0000000f - -/* - * Asic register addresses at offset from base. - */ -#define IOASIC_REG_SCSI_DMAPTR(base) ((base) + IOASIC_SCSI_DMAPTR) -#define IOASIC_REG_SCSI_DMANPTR(base) ((base) + IOASIC_SCSI_NEXTPTR) -#define IOASIC_REG_LANCE_DMAPTR(base) ((base) + IOASIC_LANCE_DMAPTR) -#define IOASIC_REG_SCC_T1_DMAPTR(base) ((base) + IOASIC_SCC_T1_DMAPTR) -#define IOASIC_REG_SCC_R1_DMAPTR(base) ((base) + IOASIC_SCC_R1_DMAPTR) -#define IOASIC_REG_SCC_T2_DMAPTR(base) ((base) + IOASIC_SCC_T2_DMAPTR) -#define IOASIC_REG_SCC_R2_DMAPTR(base) ((base) + IOASIC_SCC_R2_DMAPTR) -#define IOASIC_REG_FLOPPY_DMAPTR(base) ((base) + IOASIC_FLOPPY_DMAPTR) -#define IOASIC_REG_ISDN_X_DMAPTR(base) ((base) + IOASIC_ISDN_X_DMAPTR) -#define IOASIC_REG_ISDN_X_NEXTPTR(base) ((base) + IOASIC_ISDN_X_NEXTPTR) -#define IOASIC_REG_ISDN_R_DMAPTR(base) ((base) + IOASIC_ISDN_R_DMAPTR) -#define IOASIC_REG_ISDN_R_NEXTPTR(base) ((base) + IOASIC_ISDN_R_NEXTPTR) -#define IOASIC_REG_BUFF0(base) ((base) + IOASIC_BUFF0) -#define IOASIC_REG_BUFF1(base) ((base) + IOASIC_BUFF1) -#define IOASIC_REG_BUFF2(base) ((base) + IOASIC_BUFF2) -#define IOASIC_REG_BUFF3(base) ((base) + IOASIC_BUFF3) -#define IOASIC_REG_CSR(base) ((base) + IOASIC_CSR) -#define IOASIC_REG_INTR(base) ((base) + IOASIC_INTR) -#define IOASIC_REG_IMSK(base) ((base) + IOASIC_IMSK) -#define IOASIC_REG_CURADDR(base) ((base) + IOASIC_CURADDR) -#define IOASIC_REG_ISDN_X_DATA(base) ((base) + IOASIC_ISDN_X_DATA) -#define IOASIC_REG_ISDN_R_DATA(base) ((base) + IOASIC_ISDN_R_DATA) -#define IOASIC_REG_LANCE_DECODE(base) ((base) + IOASIC_LANCE_DECODE) -#define IOASIC_REG_SCSI_DECODE(base) ((base) + IOASIC_SCSI_DECODE) -#define IOASIC_REG_SCC0_DECODE(base) ((base) + IOASIC_SCC0_DECODE) -#define IOASIC_REG_SCC1_DECODE(base) ((base) + IOASIC_SCC1_DECODE) -#define IOASIC_REG_FLOPPY_DECODE(base) ((base) + IOASIC_FLOPPY_DECODE) -#define IOASIC_REG_SCSI_SCR(base) ((base) + IOASIC_SCSI_SCR) -#define IOASIC_REG_SCSI_SDR0(base) ((base) + IOASIC_SCSI_SDR0) -#define IOASIC_REG_SCSI_SDR1(base) ((base) + IOASIC_SCSI_SDR1) - -/* - * And slot assignments. - */ -#define IOASIC_SYS_ETHER_ADDRESS(base) ((base) + IOASIC_SLOT_2_START) -#define IOASIC_SYS_LANCE(base) ((base) + IOASIC_SLOT_3_START) diff --git a/sys/alpha/tc/ioasicvar.h b/sys/alpha/tc/ioasicvar.h deleted file mode 100644 index f1d5a6c..0000000 --- a/sys/alpha/tc/ioasicvar.h +++ /dev/null @@ -1,59 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: ioasicvar.h,v 1.5 1998/01/19 02:50:19 thorpej Exp $ */ - -/* - * Copyright (c) 1995 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -/* - * IOASIC subdevice attachment information. - */ - -/* Attachment arguments. */ -struct ioasicdev_attach_args { - char iada_modname[TC_ROM_LLEN]; - tc_offset_t iada_offset; - tc_addr_t iada_addr; - void *iada_cookie; -}; - -struct ioasic_dev { - char *iad_modname; - tc_offset_t iad_offset; - tc_addr_t iada_addr; - void *iad_cookie; - u_int32_t iad_intrbits; -}; - - -char *ioasic_lance_ether_address(void); -/* - * Interrupt establishment/disestablishment functions - */ - -void ioasic_intr_establish(device_t, void *, tc_intrlevel_t, - void (*)(void *), void *); -void ioasic_intr_disestablish(device_t, void *); diff --git a/sys/alpha/tc/mcclock_ioasic.c b/sys/alpha/tc/mcclock_ioasic.c deleted file mode 100644 index adbede9..0000000 --- a/sys/alpha/tc/mcclock_ioasic.c +++ /dev/null @@ -1,129 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: mcclock_ioasic.c,v 1.8 1997/09/02 13:20:14 thorpej Exp $ */ - -/* - * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#include <sys/param.h> -#include <sys/kernel.h> -#include <sys/systm.h> -#include <sys/module.h> -#include <sys/bus.h> - -#include <machine/clockvar.h> -#include <dev/dec/mcclockvar.h> - -#include <alpha/tlsb/gbusvar.h> - -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/tcdevs.h> -#include <alpha/tc/ioasicreg.h> -#include <alpha/tc/ioasicvar.h> - -#include <dev/dec/mc146818reg.h> - - - -struct mcclock_ioasic_clockdatum { - u_char datum; - char pad[3]; -}; - -#define KV(_addr) ((caddr_t)ALPHA_PHYS_TO_K0SEG((_addr))) -/* - * Registers are 64 bytes apart (and 1 byte wide) - */ -#define REGSHIFT 6 - -struct mcclock_ioasic_softc { - unsigned long regbase; - struct mcclock_ioasic_clockdatum *sc_dp; -}; - -static int mcclock_ioasic_probe(device_t dev); -static int mcclock_ioasic_attach(device_t dev); -static void mcclock_ioasic_write(device_t, u_int, u_int); -static u_int mcclock_ioasic_read(device_t, u_int); - -static device_method_t mcclock_ioasic_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, mcclock_ioasic_probe), - DEVMETHOD(device_attach, mcclock_ioasic_attach), - - /* mcclock interface */ - DEVMETHOD(mcclock_write, mcclock_ioasic_write), - DEVMETHOD(mcclock_read, mcclock_ioasic_read), - - /* clock interface */ - DEVMETHOD(clock_init, mcclock_init), - DEVMETHOD(clock_get, mcclock_get), - DEVMETHOD(clock_set, mcclock_set), - - { 0, 0 } -}; - -static driver_t mcclock_ioasic_driver = { - "mcclock", - mcclock_ioasic_methods, - sizeof(struct mcclock_ioasic_softc), -}; - -static devclass_t mcclock_devclass; - -int -mcclock_ioasic_probe(device_t dev) -{ - device_set_desc(dev, "MC146818A real time clock"); - return 0; -} - -static int -mcclock_ioasic_attach(device_t dev) -{ - struct mcclock_ioasic_softc *sc = device_get_softc(dev); - struct ioasic_dev *ioasic = device_get_ivars(dev); - sc->sc_dp = (struct mcclock_ioasic_clockdatum *)ioasic->iada_addr; - mcclock_attach(dev); - return 0; -} - -void -mcclock_ioasic_write(device_t dev, u_int reg, u_int datum) -{ - struct mcclock_ioasic_softc *sc = device_get_softc(dev); - sc->sc_dp[reg].datum = datum; -} - -u_int -mcclock_ioasic_read(device_t dev, u_int reg) -{ - struct mcclock_ioasic_softc *sc = device_get_softc(dev); - return (sc->sc_dp[reg].datum); -} - -DRIVER_MODULE(mcclock, ioasic, mcclock_ioasic_driver, mcclock_devclass, 0, 0); diff --git a/sys/alpha/tc/sticreg.h b/sys/alpha/tc/sticreg.h deleted file mode 100644 index 7101582..0000000 --- a/sys/alpha/tc/sticreg.h +++ /dev/null @@ -1,101 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: sticreg.h,v 1.1 1997/11/08 07:27:50 jonathan Exp $ */ - -/* - * Copyright (c) 1997 Jonathan Stone - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Jonathan Stone for - * the NetBSD Project. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Register definitions for the pixelstamp and stamp interface chip (STIC) - * used in PMAG-C 2-d and PMAG-D 3-d accelerated TurboChannel framebuffers. - */ - -#ifndef _TC_STICREG_H_ -#define _TC_STICREG_H_ - -struct stic_regs { - volatile int32_t stic__pad0, __pad1; - volatile int32_t hsync; - volatile int32_t hsync2; - volatile int32_t hblank; - volatile int32_t vsync; - volatile int32_t vblank; - volatile int32_t vtest; - volatile int32_t ipdvint; - volatile int32_t stic__pad2; - volatile int32_t sticsr; - volatile int32_t busdat; - volatile int32_t busadr; - volatile int32_t stic__pad3; - volatile int32_t buscsr; - volatile int32_t modcl; -}; - -#define STICADDR(x) ((volatile struct stic_regs*) (x)) - - -/* - * Bit definitions for stic_regs.stic_csr. - * these appear to exactly what the PROM tests use. - */ -#define STIC_CSR_TSTFNC 0x00000003 -# define STIC_CSR_TSTFNC_NORMAL 0 -# define STIC_CSR_TSTFNC_PARITY 1 -# define STIC_CSR_TSTFNC_CNTPIX 2 -# define STIC_CSR_TSTFNC_TSTDAC 3 -#define STIC_CSR_CHECKPAR 0x00000004 -#define STIC_CSR_STARTVT 0x00000010 -#define STIC_CSR_START 0x00000020 -#define STIC_CSR_RESET 0x00000040 -#define STIC_CSR_STARTST 0x00000080 - -/* - * Bit definitions for stic_regs.int. - * Three four-bit wide fields, for error (E), vertical-blank (V), and - * packetbuf-done (P) intererupts, respectively. - * The low-order three bits of each field are enable, requested, - * and acknowledge bits. The top bit of each field is unused. - */ -#define STIC_INT_E_EN 0x00000001 -#define STIC_INT_E 0x00000002 -#define STIC_INT_E_WE 0x00000004 - -#define STIC_INT_V_EN 0x00000100 -#define STIC_INT_V 0x00000200 -#define STIC_INT_V_WE 0x00000400 - -#define STIC_INT_P_EN 0x00010000 -#define STIC_INT_P 0x00020000 -#define STIC_INT_P_WE 0x00040000 - -#define STIC_INT_WE (STIC_INT_E_WE|STIC_INT_V_WE|STIC_INT_PE_WE) -#define STIC_INT_CLR (STIC_INT_E_EN|STIC_INT_V_EN|STIC_INT_P_EN) - -#endif /* _TC_STICREG_H_ */ diff --git a/sys/alpha/tc/sticvar.h b/sys/alpha/tc/sticvar.h deleted file mode 100644 index c45f93a..0000000 --- a/sys/alpha/tc/sticvar.h +++ /dev/null @@ -1,53 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: sticvar.h,v 1.1 1997/11/08 07:27:51 jonathan Exp $ */ - -/* - * Copyright (c) 1997 Jonathan Stone - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Jonathan Stone for - * the NetBSD Project. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _TC_STICVAR_H_ -#define _TC_STICVAR_H_ - -#include <dev/tc/sticreg.h> - -/* - * A "softc" used to communicate address info to functions - * that need to deal with all of the STAMP, the STIC, and the VDAC, - * on eihter 2-d or 3-d boards. - */ -struct stic_softc { - struct stic_reg *stic_addr; - void * stamp_addr; - void * vdac_addr; - void* stic_pktbuf; /* kva of packet/polling area. */ -}; - -int stic_init(struct stic_softc *stic_sc); -#endif /*_TC_STICVAR_H_ */ diff --git a/sys/alpha/tc/tc.c b/sys/alpha/tc/tc.c deleted file mode 100644 index 39459f4..0000000 --- a/sys/alpha/tc/tc.c +++ /dev/null @@ -1,688 +0,0 @@ -/* $FreeBSD$ */ -/* - * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#include "opt_cpu.h" - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <sys/malloc.h> - -#include <machine/rpb.h> -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/tcdevs.h> -#include <alpha/tc/ioasicreg.h> - -/*#include <alpha/tc/dwlpxreg.h>*/ - -#define KV(pa) ALPHA_PHYS_TO_K0SEG(pa) - -static devclass_t tc_devclass; -device_t tc0; /* XXX only one for now */ - -struct tc_softc { - device_t sc_dv; - int sc_speed; - int sc_nslots; - int nbuiltins; - struct tc_builtin *builtins; - struct tc_slotdesc *sc_slots; - void (*sc_intr_establish)(struct device *, void *, - tc_intrlevel_t, int (*)(void *), void *); - void (*sc_intr_disestablish)(struct device *, void *); -/* bus_dma_tag_t (*sc_get_dma_tag)(int); -*/ -}; -#define NTC_ROMOFFS 2 -static tc_offset_t tc_slot_romoffs[NTC_ROMOFFS] = { - TC_SLOT_ROM, - TC_SLOT_PROTOROM, -}; - - -#define TC_SOFTC(dev) (struct tc_softc*) device_get_softc(dev) - -static int tc_probe(device_t dev); -static int tc_attach(device_t dev); -int tc_checkslot( tc_addr_t slotbase, char *namep); - -static device_method_t tc_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, tc_probe), - DEVMETHOD(device_attach, tc_attach), - /* Bus interface */ - DEVMETHOD(bus_print_child, bus_generic_print_child), - { 0, 0 }, -}; - -static driver_t tc_driver = { - "tc", - tc_methods, - sizeof(struct tc_softc), -}; - -#define C(x) ((void *)(u_long)x) - -int tc_intrnull(void *); -struct tcintr { - int (*tci_func)(void *); - void *tci_arg; -}; - -#ifdef DEC_3000_300 - -void tc_3000_300_intr_setup(void); -void tc_3000_300_intr_establish(struct device *, void *, - tc_intrlevel_t, int (*)(void *), void *); -void tc_3000_300_intr_disestablish(struct device *, void *); -void tc_3000_300_iointr(void *, unsigned long); - - - -#define DEC_3000_300_IOASIC_ADDR KV(0x1a0000000) - -struct tc_slotdesc tc_3000_300_slots[] = { - { KV(0x100000000), C(TC_3000_300_DEV_OPT0), }, /* 0 - opt slot 0 */ - { KV(0x120000000), C(TC_3000_300_DEV_OPT1), }, /* 1 - opt slot 1 */ - { KV(0x180000000), C(TC_3000_300_DEV_BOGUS), }, /* 2 - TCDS ASIC */ - { KV(0x1a0000000), C(TC_3000_300_DEV_BOGUS), }, /* 3 - IOCTL ASIC */ - { KV(0x1c0000000), C(TC_3000_300_DEV_CXTURBO), }, /* 4 - CXTurbo */ -}; -int tc_3000_300_nslots = - sizeof(tc_3000_300_slots) / sizeof(tc_3000_300_slots[0]); - -struct tc_builtin tc_3000_300_builtins[] = { -#ifdef notyet - { "PMAGB-BA", 4, 0x02000000, C(TC_3000_300_DEV_CXTURBO), }, -#endif - { "ioasic", 3, 0x00000000, C(TC_3000_300_DEV_IOASIC), }, - { "tcds", 2, 0x00000000, C(TC_3000_300_DEV_TCDS), }, -}; -int tc_3000_300_nbuiltins = - sizeof(tc_3000_300_builtins) / sizeof(tc_3000_300_builtins[0]); - -struct tcintr tc_3000_300_intr[TC_3000_300_NCOOKIES]; - - -#endif /* DEC_3000_300 */ - -#ifdef DEC_3000_500 -void tc_3000_500_intr_setup(void); -void tc_3000_500_intr_establish(struct device *, void *, - tc_intrlevel_t, int (*)(void *), void *); -void tc_3000_500_intr_disestablish(struct device *, void *); -void tc_3000_500_iointr(void *, unsigned long); - -struct tc_slotdesc tc_3000_500_slots[] = { - { KV(0x100000000), C(TC_3000_500_DEV_OPT0), }, /* 0 - opt slot 0 */ - { KV(0x120000000), C(TC_3000_500_DEV_OPT1), }, /* 1 - opt slot 1 */ - { KV(0x140000000), C(TC_3000_500_DEV_OPT2), }, /* 2 - opt slot 2 */ - { KV(0x160000000), C(TC_3000_500_DEV_OPT3), }, /* 3 - opt slot 3 */ - { KV(0x180000000), C(TC_3000_500_DEV_OPT4), }, /* 4 - opt slot 4 */ - { KV(0x1a0000000), C(TC_3000_500_DEV_OPT5), }, /* 5 - opt slot 5 */ - { KV(0x1c0000000), C(TC_3000_500_DEV_BOGUS), }, /* 6 - TCDS ASIC */ - { KV(0x1e0000000), C(TC_3000_500_DEV_BOGUS), }, /* 7 - IOCTL ASIC */ -}; -int tc_3000_500_nslots = - sizeof(tc_3000_500_slots) / sizeof(tc_3000_500_slots[0]); - -struct tc_builtin tc_3000_500_builtins[] = { - { "ioasic", 7, 0x00000000, C(TC_3000_500_DEV_IOASIC), }, -#ifdef notyet - { "PMAGB-BA", 7, 0x02000000, C(TC_3000_500_DEV_CXTURBO), }, -#endif - { "tcds", 6, 0x00000000, C(TC_3000_500_DEV_TCDS), }, -}; -int tc_3000_500_nbuiltins = sizeof(tc_3000_500_builtins) / - sizeof(tc_3000_500_builtins[0]); - -u_int32_t tc_3000_500_intrbits[TC_3000_500_NCOOKIES] = { - TC_3000_500_IR_OPT0, - TC_3000_500_IR_OPT1, - TC_3000_500_IR_OPT2, - TC_3000_500_IR_OPT3, - TC_3000_500_IR_OPT4, - TC_3000_500_IR_OPT5, - TC_3000_500_IR_TCDS, - TC_3000_500_IR_IOASIC, - TC_3000_500_IR_CXTURBO, -}; - -struct tcintr tc_3000_500_intr[TC_3000_500_NCOOKIES]; - -u_int32_t tc_3000_500_imask; /* intrs we want to ignore; mirrors IMR. */ - - -#endif /* DEC_3000_500 */ - - -#ifdef DEC_3000_300 - -void -tc_3000_300_intr_setup() -{ - volatile u_int32_t *imskp; - u_long i; - - /* - * Disable all interrupts that we can (can't disable builtins). - */ - imskp = (volatile u_int32_t *)IOASIC_REG_IMSK(DEC_3000_300_IOASIC_ADDR); - *imskp &= ~(IOASIC_INTR_300_OPT0 | IOASIC_INTR_300_OPT1); - - /* - * Set up interrupt handlers. - */ - for (i = 0; i < TC_3000_300_NCOOKIES; i++) { - tc_3000_300_intr[i].tci_func = tc_intrnull; - tc_3000_300_intr[i].tci_arg = (void *)i; - } -} - -void -tc_3000_300_intr_establish(tcadev, cookie, level, func, arg) - struct device *tcadev; - void *cookie, *arg; - tc_intrlevel_t level; - int (*func)(void *); -{ - volatile u_int32_t *imskp; - u_long dev = (u_long)cookie; - -#ifdef DIAGNOSTIC - /* XXX bounds-check cookie. */ -#endif - - if (tc_3000_300_intr[dev].tci_func != tc_intrnull) - panic("tc_3000_300_intr_establish: cookie %ld twice", dev); - - tc_3000_300_intr[dev].tci_func = func; - tc_3000_300_intr[dev].tci_arg = arg; - - imskp = (volatile u_int32_t *)IOASIC_REG_IMSK(DEC_3000_300_IOASIC_ADDR); - switch (dev) { - case TC_3000_300_DEV_OPT0: - *imskp |= IOASIC_INTR_300_OPT0; - break; - case TC_3000_300_DEV_OPT1: - *imskp |= IOASIC_INTR_300_OPT1; - break; - default: - /* interrupts for builtins always enabled */ - break; - } -} - -void -tc_3000_300_intr_disestablish(tcadev, cookie) - struct device *tcadev; - void *cookie; -{ - volatile u_int32_t *imskp; - u_long dev = (u_long)cookie; - -#ifdef DIAGNOSTIC - /* XXX bounds-check cookie. */ -#endif - - if (tc_3000_300_intr[dev].tci_func == tc_intrnull) - panic("tc_3000_300_intr_disestablish: cookie %ld bad intr", - dev); - - imskp = (volatile u_int32_t *)IOASIC_REG_IMSK(DEC_3000_300_IOASIC_ADDR); - switch (dev) { - case TC_3000_300_DEV_OPT0: - *imskp &= ~IOASIC_INTR_300_OPT0; - break; - case TC_3000_300_DEV_OPT1: - *imskp &= ~IOASIC_INTR_300_OPT1; - break; - default: - /* interrupts for builtins always enabled */ - break; - } - - tc_3000_300_intr[dev].tci_func = tc_intrnull; - tc_3000_300_intr[dev].tci_arg = (void *)dev; -} - -void -tc_3000_300_iointr(framep, vec) - void *framep; - unsigned long vec; -{ - u_int32_t tcir, ioasicir, ioasicimr; - int ifound; - -#ifdef DIAGNOSTIC - int s; - if (vec != 0x800) - panic("INVALID ASSUMPTION: vec 0x%lx, not 0x800", vec); - s = splhigh(); - if (s != ALPHA_PSL_IPL_IO) - panic("INVALID ASSUMPTION: IPL %d, not %d", s, - ALPHA_PSL_IPL_IO); - splx(s); -#endif - - do { - tc_syncbus(); - - /* find out what interrupts/errors occurred */ - tcir = *(volatile u_int32_t *)TC_3000_300_IR; - ioasicir = *(volatile u_int32_t *) - IOASIC_REG_INTR(DEC_3000_300_IOASIC_ADDR); - ioasicimr = *(volatile u_int32_t *) - IOASIC_REG_IMSK(DEC_3000_300_IOASIC_ADDR); - tc_mb(); - - /* Ignore interrupts that aren't enabled out. */ - ioasicir &= ioasicimr; - - /* clear the interrupts/errors we found. */ - *(volatile u_int32_t *)TC_3000_300_IR = tcir; - /* XXX can't clear TC option slot interrupts here? */ - tc_wmb(); - - ifound = 0; - - -#define CHECKINTR(slot, flag) \ - if (flag) { \ - ifound = 1; \ - (*tc_3000_300_intr[slot].tci_func) \ - (tc_3000_300_intr[slot].tci_arg); \ - } - /* Do them in order of priority; highest slot # first. */ - CHECKINTR(TC_3000_300_DEV_CXTURBO, - tcir & TC_3000_300_IR_CXTURBO); - CHECKINTR(TC_3000_300_DEV_IOASIC, - (tcir & TC_3000_300_IR_IOASIC) && - (ioasicir & ~(IOASIC_INTR_300_OPT1|IOASIC_INTR_300_OPT0))); - CHECKINTR(TC_3000_300_DEV_TCDS, tcir & TC_3000_300_IR_TCDS); - CHECKINTR(TC_3000_300_DEV_OPT1, - ioasicir & IOASIC_INTR_300_OPT1); - CHECKINTR(TC_3000_300_DEV_OPT0, - ioasicir & IOASIC_INTR_300_OPT0); -#undef CHECKINTR - -#ifdef DIAGNOSTIC -#define PRINTINTR(msg, bits) \ - if (tcir & bits) \ - printf(msg); - PRINTINTR("BCache tag parity error\n", - TC_3000_300_IR_BCTAGPARITY); - PRINTINTR("TC overrun error\n", TC_3000_300_IR_TCOVERRUN); - PRINTINTR("TC I/O timeout\n", TC_3000_300_IR_TCTIMEOUT); - PRINTINTR("Bcache parity error\n", - TC_3000_300_IR_BCACHEPARITY); - PRINTINTR("Memory parity error\n", TC_3000_300_IR_MEMPARITY); -#undef PRINTINTR -#endif - } while (ifound); -} - -#endif /* DEC_3000_300 */ - -#ifdef DEC_3000_500 - -void -tc_3000_500_intr_setup() -{ - u_long i; - - /* - * Disable all slot interrupts. Note that this cannot - * actually disable CXTurbo, TCDS, and IOASIC interrupts. - */ - tc_3000_500_imask = *(volatile u_int32_t *)TC_3000_500_IMR_READ; - for (i = 0; i < TC_3000_500_NCOOKIES; i++) - tc_3000_500_imask |= tc_3000_500_intrbits[i]; - *(volatile u_int32_t *)TC_3000_500_IMR_WRITE = tc_3000_500_imask; - tc_mb(); - - /* - * Set up interrupt handlers. - */ - for (i = 0; i < TC_3000_500_NCOOKIES; i++) { - tc_3000_500_intr[i].tci_func = tc_intrnull; - tc_3000_500_intr[i].tci_arg = (void *)i; - } -} - -void -tc_3000_500_intr_establish(tcadev, cookie, level, func, arg) - struct device *tcadev; - void *cookie, *arg; - tc_intrlevel_t level; - int (*func)(void *); -{ - u_long dev = (u_long)cookie; - -#ifdef DIAGNOSTIC - /* XXX bounds-check cookie. */ -#endif - - if (tc_3000_500_intr[dev].tci_func != tc_intrnull) - panic("tc_3000_500_intr_establish: cookie %ld twice", dev); - - tc_3000_500_intr[dev].tci_func = func; - tc_3000_500_intr[dev].tci_arg = arg; - - tc_3000_500_imask &= ~tc_3000_500_intrbits[dev]; - *(volatile u_int32_t *)TC_3000_500_IMR_WRITE = tc_3000_500_imask; - tc_mb(); -} - -void -tc_3000_500_intr_disestablish(tcadev, cookie) - struct device *tcadev; - void *cookie; -{ - u_long dev = (u_long)cookie; - -#ifdef DIAGNOSTIC - /* XXX bounds-check cookie. */ -#endif - - if (tc_3000_500_intr[dev].tci_func == tc_intrnull) - panic("tc_3000_500_intr_disestablish: cookie %ld bad intr", - dev); - - tc_3000_500_imask |= tc_3000_500_intrbits[dev]; - *(volatile u_int32_t *)TC_3000_500_IMR_WRITE = tc_3000_500_imask; - tc_mb(); - - tc_3000_500_intr[dev].tci_func = tc_intrnull; - tc_3000_500_intr[dev].tci_arg = (void *)dev; -} - -void -tc_3000_500_iointr(framep, vec) - void *framep; - unsigned long vec; -{ - u_int32_t ir; - int ifound; - -#ifdef DIAGNOSTIC - int s; - if (vec != 0x800) - panic("INVALID ASSUMPTION: vec 0x%lx, not 0x800", vec); - s = splhigh(); - if (s != ALPHA_PSL_IPL_IO) - panic("INVALID ASSUMPTION: IPL %d, not %d", s, - ALPHA_PSL_IPL_IO); - splx(s); -#endif - - do { - tc_syncbus(); - ir = *(volatile u_int32_t *)TC_3000_500_IR_CLEAR; - - /* Ignore interrupts that we haven't enabled. */ - ir &= ~(tc_3000_500_imask & 0x1ff); - - ifound = 0; - -#define CHECKINTR(slot) \ - if (ir & tc_3000_500_intrbits[slot]) { \ - ifound = 1; \ - (*tc_3000_500_intr[slot].tci_func) \ - (tc_3000_500_intr[slot].tci_arg); \ - } - /* Do them in order of priority; highest slot # first. */ - CHECKINTR(TC_3000_500_DEV_CXTURBO); - CHECKINTR(TC_3000_500_DEV_IOASIC); - CHECKINTR(TC_3000_500_DEV_TCDS); - CHECKINTR(TC_3000_500_DEV_OPT5); - CHECKINTR(TC_3000_500_DEV_OPT4); - CHECKINTR(TC_3000_500_DEV_OPT3); - CHECKINTR(TC_3000_500_DEV_OPT2); - CHECKINTR(TC_3000_500_DEV_OPT1); - CHECKINTR(TC_3000_500_DEV_OPT0); -#undef CHECKINTR - -#ifdef DIAGNOSTIC -#define PRINTINTR(msg, bits) \ - if (ir & bits) \ - printf(msg); - PRINTINTR("Second error occurred\n", TC_3000_500_IR_ERR2); - PRINTINTR("DMA buffer error\n", TC_3000_500_IR_DMABE); - PRINTINTR("DMA cross 2K boundary\n", TC_3000_500_IR_DMA2K); - PRINTINTR("TC reset in progress\n", TC_3000_500_IR_TCRESET); - PRINTINTR("TC parity error\n", TC_3000_500_IR_TCPAR); - PRINTINTR("DMA tag error\n", TC_3000_500_IR_DMATAG); - PRINTINTR("Single-bit error\n", TC_3000_500_IR_DMASBE); - PRINTINTR("Double-bit error\n", TC_3000_500_IR_DMADBE); - PRINTINTR("TC I/O timeout\n", TC_3000_500_IR_TCTIMEOUT); - PRINTINTR("DMA block too long\n", TC_3000_500_IR_DMABLOCK); - PRINTINTR("Invalid I/O address\n", TC_3000_500_IR_IOADDR); - PRINTINTR("DMA scatter/gather invalid\n", TC_3000_500_IR_DMASG); - PRINTINTR("Scatter/gather parity error\n", - TC_3000_500_IR_SGPAR); -#undef PRINTINTR -#endif - } while (ifound); -} - -#if 0 -/* - * tc_3000_500_ioslot -- - * Set the PBS bits for devices on the TC. - */ -void -tc_3000_500_ioslot(slot, flags, set) - u_int32_t slot, flags; - int set; -{ - volatile u_int32_t *iosp; - u_int32_t ios; - int s; - - iosp = (volatile u_int32_t *)TC_3000_500_IOSLOT; - ios = *iosp; - flags <<= (slot * 3); - if (set) - ios |= flags; - else - ios &= ~flags; - s = splhigh(); - *iosp = ios; - tc_mb(); - splx(s); -} -#endif - -#endif /* DEC_3000_500 */ - -int -tc_intrnull(val) - void *val; -{ - - panic("tc_intrnull: uncaught TC intr for cookie %ld\n", - (u_long)val); -} - - -static int -tc_probe(device_t dev) -{ - if((hwrpb->rpb_type != ST_DEC_3000_300) && - (hwrpb->rpb_type != ST_DEC_3000_500)) - return ENXIO; - tc0 = dev; - if(hwrpb->rpb_type == ST_DEC_3000_300) { - device_set_desc(dev, "12.5 Mhz Turbochannel Bus"); - } else { - device_set_desc(dev, "25 Mhz Turbochannel Bus"); - - } - return 0; -} - -static int -tc_attach(device_t dev) -{ - struct tc_softc* sc = TC_SOFTC(dev); - tc_addr_t tcaddr; - const struct tc_builtin *builtin; - struct tc_attach_args *ta; - int i; - device_t child = NULL; - - tc0 = dev; - - switch(hwrpb->rpb_type){ -#ifdef DEC_3000_300 - case ST_DEC_3000_300: - sc->sc_speed = TC_SPEED_12_5_MHZ; - sc->sc_nslots = tc_3000_300_nslots; - sc->sc_slots = tc_3000_300_slots; - sc->nbuiltins = tc_3000_300_nbuiltins; - sc->builtins = tc_3000_300_builtins; - tc_3000_300_intr_setup(); - set_iointr(tc_3000_300_iointr); - sc->sc_intr_establish = tc_3000_300_intr_establish; - sc->sc_intr_disestablish = tc_3000_300_intr_disestablish; - break; -#endif /* DEC_3000_500 */ -#ifdef DEC_3000_500 - case ST_DEC_3000_500: - sc->sc_speed = TC_SPEED_25_MHZ; - sc->sc_nslots = tc_3000_500_nslots; - sc->sc_slots = tc_3000_500_slots; - sc->nbuiltins = tc_3000_500_nbuiltins; - sc->builtins = tc_3000_500_builtins; - tc_3000_500_intr_setup(); - set_iointr(tc_3000_500_iointr); - sc->sc_intr_establish = tc_3000_500_intr_establish; - sc->sc_intr_disestablish = tc_3000_500_intr_disestablish; - break; -#endif /* DEC_3000_500 */ - - default: - panic("tcattach: bad cpu type"); - } - /* - * Try to configure each built-in device - */ - - for (i = 0; i < sc->nbuiltins; i++) { - builtin = &sc->builtins[i]; - tcaddr = sc->sc_slots[builtin->tcb_slot].tcs_addr + - builtin->tcb_offset; - if (tc_badaddr(tcaddr)) - continue; - ta = malloc(sizeof(struct tc_attach_args), M_DEVBUF, M_NOWAIT); - if (!ta) - continue; - ta->ta_slot = builtin->tcb_slot; - ta->ta_offset = builtin->tcb_offset; - ta->ta_addr = tcaddr; - ta->ta_cookie = builtin->tcb_cookie; - ta->ta_busspeed = sc->sc_speed; - - child = device_add_child(dev, builtin->tcb_modname, 0); - device_set_ivars(child, ta); - device_probe_and_attach(child); - } - - return 0; -} - - -int -tc_checkslot(slotbase, namep) - tc_addr_t slotbase; - char *namep; -{ - struct tc_rommap *romp; - int i, j; - - for (i = 0; i < NTC_ROMOFFS; i++) { - romp = (struct tc_rommap *) - (slotbase + tc_slot_romoffs[i]); - - switch (romp->tcr_width.v) { - case 1: - case 2: - case 4: - break; - - default: - continue; - } - - if (romp->tcr_stride.v != 4) - continue; - - for (j = 0; j < 4; j++) - if (romp->tcr_test[j+0*romp->tcr_stride.v] != 0x55 || - romp->tcr_test[j+1*romp->tcr_stride.v] != 0x00 || - romp->tcr_test[j+2*romp->tcr_stride.v] != 0xaa || - romp->tcr_test[j+3*romp->tcr_stride.v] != 0xff) - continue; - - for (j = 0; j < TC_ROM_LLEN; j++) - namep[j] = romp->tcr_modname[j].v; - namep[j] = '\0'; - return (1); - } - return (0); -} - -void -tc_intr_establish(dev, cookie, level, handler, arg) - struct device *dev; - void *cookie, *arg; - tc_intrlevel_t level; - int (*handler)(void *); -{ - struct tc_softc *sc = (struct tc_softc *)device_get_softc(dev); - - (*sc->sc_intr_establish)(device_get_parent(dev), cookie, level, - handler, arg); -} - -void -tc_intr_disestablish(dev, cookie) - struct device *dev; - void *cookie; -{ - struct tc_softc *sc = (struct tc_softc *)device_get_softc(dev); - - (*sc->sc_intr_disestablish)(device_get_parent(dev), cookie); -} - -DRIVER_MODULE(tc, tcasic, tc_driver, tc_devclass, 0, 0); - diff --git a/sys/alpha/tc/tcasic.c b/sys/alpha/tc/tcasic.c deleted file mode 100644 index 8a600f1..0000000 --- a/sys/alpha/tc/tcasic.c +++ /dev/null @@ -1,100 +0,0 @@ -/* $FreeBSD$ */ -/* from $NetBSD: tcasic.c,v 1.23 1998/05/14 00:01:31 thorpej Exp $ */ - -/* - * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#include "opt_cpu.h" - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> - -#include <machine/rpb.h> - -/*#include <alpha/tc/dwlpxreg.h>*/ - -#define KV(pa) ALPHA_PHYS_TO_K0SEG(pa) - -static devclass_t tcasic_devclass; -static device_t tcasic0; /* XXX only one for now */ - -struct tcasic_softc { - vm_offset_t dmem_base; /* dense memory */ - vm_offset_t smem_base; /* sparse memory */ - vm_offset_t io_base; /* sparse i/o */ - vm_offset_t cfg_base; /* sparse pci config */ -}; - -#define TCASIC_SOFTC(dev) (struct tcasic_softc*) device_get_softc(dev) - -static int tcasic_probe(device_t dev); -static int tcasic_attach(device_t dev); - -static device_method_t tcasic_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, tcasic_probe), - DEVMETHOD(device_attach, tcasic_attach), - DEVMETHOD(bus_print_child, bus_generic_print_child), - { 0, 0 } -}; - -static driver_t tcasic_driver = { - "tcasic", - tcasic_methods, - sizeof(struct tcasic_softc), -}; - -extern device_t tc0; -static int -tcasic_probe(device_t dev) -{ - if (tcasic0) - return ENXIO; - if((hwrpb->rpb_type != ST_DEC_3000_300) && - (hwrpb->rpb_type != ST_DEC_3000_500)) - return ENXIO; - tcasic0 = dev; - device_set_desc(dev, "Turbochannel Host Bus Adapter"); - tc0 = device_add_child(dev, "tc", 0); - return 0; -} - -static int -tcasic_attach(device_t dev) -{ - tcasic0 = dev; - -/* chipset = tcasic_chipset;*/ - device_probe_and_attach(tc0); - return 0; -} - -DRIVER_MODULE(tcasic, root, tcasic_driver, tcasic_devclass, 0, 0); - diff --git a/sys/alpha/tc/tcdevs.h b/sys/alpha/tc/tcdevs.h deleted file mode 100644 index 993fd39..0000000 --- a/sys/alpha/tc/tcdevs.h +++ /dev/null @@ -1,118 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcdevs.h,v 1.12 1998/06/18 23:29:46 jonathan Exp $ */ - -/* - * THIS FILE AUTOMATICALLY GENERATED. DO NOT EDIT. - * - * generated from: - * NetBSD: tcdevs,v 1.10 1998/06/18 23:28:12 jonathan Exp - */ - -/* - * Copyright (c) 1996 Christopher G. Demetriou - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Christopher G. Demetriou - * for the NetBSD Project. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#define TC_DEVICE_AV01B_AA "lofi" -#define TC_DESCRIPTION_AV01B_AA "DecAudio \"LoFi\" audio/isdn" - -#define TC_DEVICE_DGLTA_FA "otto" -#define TC_DESCRIPTION_DGLTA_FA "DGLTA ATM" - -#define TC_DEVICE_FORE_ATM "fa" -#define TC_DESCRIPTION_FORE_ATM "Fore TCA-100 ATM" - -#define TC_DEVICE_KZTSA_AA "tza" -#define TC_DESCRIPTION_KZTSA_AA "TZA FWD SCSI" - -#define TC_DEVICE_OTTO "otto" -#define TC_DESCRIPTION_OTTO "DEC SRC \"OTTO\" ATM" - -#define TC_DEVICE_PMAD_AA "le" -#define TC_DESCRIPTION_PMAD_AA "LANCE Ethernet" - -#define TC_DEVICE_PMAF_AA "fza" -#define TC_DESCRIPTION_PMAF_AA "DEC FDDIcontroller 700 (DEFZA; fiber optic)" - -#define TC_DEVICE_PMAF_F "fta" -#define TC_DESCRIPTION_PMAF_F "DEFTA FDDI" - -#define TC_DEVICE_PMAG_AA "mfb" -#define TC_DESCRIPTION_PMAG_AA "Monochrome Frame Buffer" - -#define TC_DEVICE_PMAG_BA "cfb" -#define TC_DESCRIPTION_PMAG_BA "Color Frame Buffer" - -#define TC_DEVICE_PMAG_CA "ga" -#define TC_DESCRIPTION_PMAG_CA "2D Graphics" - -#define TC_DEVICE_PMAG_DA "gq" -#define TC_DESCRIPTION_PMAG_DA "3D Graphics (LM)" - -#define TC_DEVICE_PMAG_DV "xcfb" -#define TC_DESCRIPTION_PMAG_DV "Maxine Color Frame Buffer" - -#define TC_DEVICE_PMAG_FA "gq" -#define TC_DESCRIPTION_PMAG_FA "3D Graphics (HE)" - -#define TC_DEVICE_PMAGB_BA "sfb" -#define TC_DESCRIPTION_PMAGB_BA "Smart Frame Buffer" - -#define TC_DEVICE_PMAGD "sfbp" -#define TC_DESCRIPTION_PMAGD "Smart Frame Buffer Plus, unknown bpp" - -#define TC_DEVICE_PMAGD_AA "sfbp" -#define TC_DESCRIPTION_PMAGD_AA "Smart Frame Buffer Plus, 8bpp" - -#define TC_DEVICE_PMAGD_BA "sfbp" -#define TC_DESCRIPTION_PMAGD_BA "Smart Frame Buffer Plus, 32bpp" - -#define TC_DEVICE_PMAZ_AA "asc" -#define TC_DESCRIPTION_PMAZ_AA "53c94 SCSI" - -#define TC_DEVICE_PMAZ_DS "tcds" -#define TC_DESCRIPTION_PMAZ_DS "53c94 TCDS SCSI (baseboard)" - -#define TC_DEVICE_PMAZ_FS "tcds" -#define TC_DESCRIPTION_PMAZ_FS "53c94 TCDS Fast SCSI (baseboard)" - -#define TC_DEVICE_PMAZB_AA "tcds" -#define TC_DESCRIPTION_PMAZB_AA "53c94 TCDS SCSI option card" - -#define TC_DEVICE_PMAZC_AA "tcds" -#define TC_DESCRIPTION_PMAZC_AA "53c94 TCDS Fast SCSI option card" - -#define TC_DEVICE_T1D4PKT "ds" -#define TC_DESCRIPTION_T1D4PKT "DECWRL Turbochannel T1" - -#define TC_DEVICE_T3PKT "tt" -#define TC_DESCRIPTION_T3PKT "DECWRL Turbochannel T3" - -#define TC_DEVICE_PMAT_AA "tra" -#define TC_DESCRIPTION_PMAT_AA "DEC TurboChannel Token Ring Controller" diff --git a/sys/alpha/tc/tcdevs_data.h b/sys/alpha/tc/tcdevs_data.h deleted file mode 100644 index 214fcd0..0000000 --- a/sys/alpha/tc/tcdevs_data.h +++ /dev/null @@ -1,174 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcdevs_data.h,v 1.12 1998/06/18 23:29:46 jonathan Exp $ */ - -/* - * THIS FILE AUTOMATICALLY GENERATED. DO NOT EDIT. - * - * generated from: - * NetBSD: tcdevs,v 1.10 1998/06/18 23:28:12 jonathan Exp - */ - -/* - * Copyright (c) 1996 Christopher G. Demetriou - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Christopher G. Demetriou - * for the NetBSD Project. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -struct tc_knowndev tc_knowndevs[] = { - { - "AV01B-AA", - TC_DEVICE_AV01B_AA, - TC_DESCRIPTION_AV01B_AA, - }, - { - "DGLTA-FA", - TC_DEVICE_DGLTA_FA, - TC_DESCRIPTION_DGLTA_FA, - }, - { - "FORE_ATM", - TC_DEVICE_FORE_ATM, - TC_DESCRIPTION_FORE_ATM, - }, - { - "KZTSA-AA", - TC_DEVICE_KZTSA_AA, - TC_DESCRIPTION_KZTSA_AA, - }, - { - "OTTO ", - TC_DEVICE_OTTO, - TC_DESCRIPTION_OTTO, - }, - { - "PMAD-AA ", - TC_DEVICE_PMAD_AA, - TC_DESCRIPTION_PMAD_AA, - }, - { - "PMAF-AA ", - TC_DEVICE_PMAF_AA, - TC_DESCRIPTION_PMAF_AA, - }, - { - "PMAF-F ", - TC_DEVICE_PMAF_F, - TC_DESCRIPTION_PMAF_F, - }, - { - "PMAG-AA ", - TC_DEVICE_PMAG_AA, - TC_DESCRIPTION_PMAG_AA, - }, - { - "PMAG-BA ", - TC_DEVICE_PMAG_BA, - TC_DESCRIPTION_PMAG_BA, - }, - { - "PMAG-CA ", - TC_DEVICE_PMAG_CA, - TC_DESCRIPTION_PMAG_CA, - }, - { - "PMAG-DA ", - TC_DEVICE_PMAG_DA, - TC_DESCRIPTION_PMAG_DA, - }, - { - "PMAG-DV ", - TC_DEVICE_PMAG_DV, - TC_DESCRIPTION_PMAG_DV, - }, - { - "PMAG-FA ", - TC_DEVICE_PMAG_FA, - TC_DESCRIPTION_PMAG_FA, - }, - { - "PMAGB-BA", - TC_DEVICE_PMAGB_BA, - TC_DESCRIPTION_PMAGB_BA, - }, - { - "PMAGD ", - TC_DEVICE_PMAGD, - TC_DESCRIPTION_PMAGD, - }, - { - "PMAGD-AA", - TC_DEVICE_PMAGD_AA, - TC_DESCRIPTION_PMAGD_AA, - }, - { - "PMAGD-BA", - TC_DEVICE_PMAGD_BA, - TC_DESCRIPTION_PMAGD_BA, - }, - { - "PMAZ-AA ", - TC_DEVICE_PMAZ_AA, - TC_DESCRIPTION_PMAZ_AA, - }, - { - "PMAZ-DS ", - TC_DEVICE_PMAZ_DS, - TC_DESCRIPTION_PMAZ_DS, - }, - { - "PMAZ-FS ", - TC_DEVICE_PMAZ_FS, - TC_DESCRIPTION_PMAZ_FS, - }, - { - "PMAZB-AA", - TC_DEVICE_PMAZB_AA, - TC_DESCRIPTION_PMAZB_AA, - }, - { - "PMAZC-AA", - TC_DEVICE_PMAZC_AA, - TC_DESCRIPTION_PMAZC_AA, - }, - { - "T1D4PKT ", - TC_DEVICE_T1D4PKT, - TC_DESCRIPTION_T1D4PKT, - }, - { - "T3PKT ", - TC_DEVICE_T3PKT, - TC_DESCRIPTION_T3PKT, - }, - { - "PMAT-AA ", - TC_DEVICE_PMAT_AA, - TC_DESCRIPTION_PMAT_AA, - }, - { NULL, NULL, NULL, } -}; diff --git a/sys/alpha/tc/tcds.c b/sys/alpha/tc/tcds.c deleted file mode 100644 index 44ef3cd..0000000 --- a/sys/alpha/tc/tcds.c +++ /dev/null @@ -1,454 +0,0 @@ -/* $FreeBSD$ */ -/* from $NetBSD: tcds.c,v 1.25 1998/05/26 23:43:05 thorpej Exp $ */ - -/*- - * Copyright (c) 1998 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, - * NASA Ames Research Center. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the NetBSD - * Foundation, Inc. and its contributors. - * 4. Neither the name of The NetBSD Foundation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS - * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* - * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Keith Bostic, Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#include "opt_cpu.h" - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <sys/malloc.h> -#include <vm/vm.h> -#include <vm/vm_extern.h> -#include <vm/pmap.h> - -#include <machine/rpb.h> -#include <machine/clock.h> -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/tcdevs.h> -#include <alpha/tc/tcdsreg.h> -#include <alpha/tc/tcdsvar.h> - - -#define KV(pa) ALPHA_PHYS_TO_K0SEG(pa) - -static devclass_t tcds_devclass; -static device_t tcds0; /* there can be only one */ - -struct tcds_softc { - device_t sc_dv; - vm_offset_t sc_base; - void *sc_cookie; - volatile u_int32_t *sc_cir; - volatile u_int32_t *sc_imer; - struct tcds_slotconfig sc_slots[2]; -}; - -#define TCDS_SOFTC(dev) (struct tcds_softc*) device_get_softc(dev) - -static int tcds_probe(device_t dev); -static int tcds_attach(device_t dev); -static void tcds_intrnull(void *); -static void tcds_lance_dma_setup(void *v); -static int tcds_intr(void *); - - - -static device_method_t tcds_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, tcds_probe), - DEVMETHOD(device_attach, tcds_attach), - DEVMETHOD(bus_print_child, bus_generic_print_child), - - { 0, 0 } -}; - -static driver_t tcds_driver = { - "tcds", - tcds_methods, - sizeof(struct tcds_softc), -}; - - -extern device_t tc0; -static int -tcds_probe(device_t dev) -{ - if((hwrpb->rpb_type != ST_DEC_3000_300) && - (hwrpb->rpb_type != ST_DEC_3000_500)) - return ENXIO; - if(strcmp(device_get_name(dev),"tcds")){ - return ENXIO; - } - tcds0 = dev; - device_set_desc(dev, "Turbochannel Dual Scsi"); - return 0; -} - -struct tcdsdev_attach_args tcdsdev; - - -static int -tcds_attach(device_t dev) -{ - struct tcds_softc* sc = TCDS_SOFTC(dev); - struct tc_attach_args *ta = device_get_ivars(dev); - device_t parent = device_get_parent(dev); - device_t child; - vm_offset_t regs,va; - u_long i; - struct tcds_slotconfig *slotc; - struct tcdsdev_attach_args *tcdsdev; - tcds0 = dev; - -/* - XXXXXX - - */ - sc->sc_base = ta->ta_addr; - sc->sc_cookie = ta->ta_cookie; - sc->sc_cir = TCDS_REG(sc->sc_base, TCDS_CIR); - sc->sc_imer = TCDS_REG(sc->sc_base, TCDS_IMER); - - tc_intr_establish(device_get_parent(dev), sc->sc_cookie, 0, tcds_intr, sc); - - /* - * XXX - * IMER apparently has some random (or, not so random, but still - * not useful) bits set in it when the system boots. Clear it. - */ - *sc->sc_imer = 0; - alpha_wmb(); - /* fill in common information first */ - for (i = 0; i < 2; i++) { - slotc = &sc->sc_slots[i]; - - bzero(slotc, sizeof *slotc); /* clear everything */ - - slotc->sc_slot = i; - slotc->sc_tcds = sc; - slotc->sc_esp = NULL; - slotc->sc_intrhand = tcds_intrnull; - slotc->sc_intrarg = (void *)(long)i; - } - - /* information for slot 0 */ - slotc = &sc->sc_slots[0]; - slotc->sc_resetbits = TCDS_CIR_SCSI0_RESET; - slotc->sc_intrmaskbits = - TCDS_IMER_SCSI0_MASK | TCDS_IMER_SCSI0_ENB; - slotc->sc_intrbits = TCDS_CIR_SCSI0_INT; - slotc->sc_dmabits = TCDS_CIR_SCSI0_DMAENA; - slotc->sc_errorbits = 0; /* XXX */ - slotc->sc_sda = TCDS_REG(sc->sc_base, TCDS_SCSI0_DMA_ADDR); - slotc->sc_dic = TCDS_REG(sc->sc_base, TCDS_SCSI0_DMA_INTR); - slotc->sc_dud0 = TCDS_REG(sc->sc_base, TCDS_SCSI0_DMA_DUD0); - slotc->sc_dud1 = TCDS_REG(sc->sc_base, TCDS_SCSI0_DMA_DUD1); - - /* information for slot 1 */ - slotc = &sc->sc_slots[1]; - slotc->sc_resetbits = TCDS_CIR_SCSI1_RESET; - slotc->sc_intrmaskbits = - TCDS_IMER_SCSI1_MASK | TCDS_IMER_SCSI1_ENB; - slotc->sc_intrbits = TCDS_CIR_SCSI1_INT; - slotc->sc_dmabits = TCDS_CIR_SCSI1_DMAENA; - slotc->sc_errorbits = 0; /* XXX */ - slotc->sc_sda = TCDS_REG(sc->sc_base, TCDS_SCSI1_DMA_ADDR); - slotc->sc_dic = TCDS_REG(sc->sc_base, TCDS_SCSI1_DMA_INTR); - slotc->sc_dud0 = TCDS_REG(sc->sc_base, TCDS_SCSI1_DMA_DUD0); - slotc->sc_dud1 = TCDS_REG(sc->sc_base, TCDS_SCSI1_DMA_DUD1); - - - /* find the hardware attached to the TCDS ASIC */ - tcdsdev = malloc(sizeof(struct tcdsdev_attach_args), - M_DEVBUF, M_NOWAIT); - if (tcdsdev) { - strncpy(tcdsdev->tcdsda_modname, "PMAZ-AA ", TC_ROM_LLEN); - tcdsdev->tcdsda_slot = 0; - tcdsdev->tcdsda_offset = 0; - tcdsdev->tcdsda_addr = (tc_addr_t) - TC_DENSE_TO_SPARSE(sc->sc_base + TCDS_SCSI0_OFFSET); - tcdsdev->tcdsda_cookie = (void *)(long)0; - tcdsdev->tcdsda_sc = &sc->sc_slots[0]; - tcdsdev->tcdsda_id = 7; /* XXX */ - tcdsdev->tcdsda_freq = 25000000; /* XXX */ - - tcds_scsi_reset(tcdsdev->tcdsda_sc); - child = device_add_child(dev, "esp", -1); - device_set_ivars(child, tcdsdev); - device_probe_and_attach(child); - } - - /* the second SCSI chip isn't present on the 3000/300 series. */ - if (hwrpb->rpb_type != ST_DEC_3000_300) { - tcdsdev = malloc(sizeof(struct tcdsdev_attach_args), - M_DEVBUF, M_NOWAIT); - if (tcdsdev) { - strncpy(tcdsdev->tcdsda_modname, "PMAZ-AA ", - TC_ROM_LLEN); - tcdsdev->tcdsda_slot = 1; - tcdsdev->tcdsda_offset = 0; - tcdsdev->tcdsda_addr = (tc_addr_t) - TC_DENSE_TO_SPARSE(sc->sc_base + TCDS_SCSI1_OFFSET); - tcdsdev->tcdsda_cookie = (void *)(long)1; - tcdsdev->tcdsda_sc = &sc->sc_slots[1]; - tcdsdev->tcdsda_id = 7; /* XXX */ - tcdsdev->tcdsda_freq = 25000000; /* XXX */ - tcds_scsi_reset(tcdsdev->tcdsda_sc); - child = device_add_child(dev, "esp", -1); - device_set_ivars(child, tcdsdev); - device_probe_and_attach(child); - } - } - return 0; -} - -void -tcds_scsi_reset(sc) - struct tcds_slotconfig *sc; -{ - tcds_dma_enable(sc, 0); - tcds_scsi_enable(sc, 0); - - TCDS_CIR_CLR(*sc->sc_tcds->sc_cir, sc->sc_resetbits); - alpha_mb(); - DELAY(1); - TCDS_CIR_SET(*sc->sc_tcds->sc_cir, sc->sc_resetbits); - alpha_mb(); - - tcds_scsi_enable(sc, 1); - tcds_dma_enable(sc, 1); -} - - -void -tcds_scsi_enable(sc, on) - struct tcds_slotconfig *sc; - int on; -{ - - if (on) - *sc->sc_tcds->sc_imer |= sc->sc_intrmaskbits; - else - *sc->sc_tcds->sc_imer &= ~sc->sc_intrmaskbits; - alpha_mb(); -} - -void -tcds_dma_enable(sc, on) - struct tcds_slotconfig *sc; - int on; -{ - - /* XXX Clear/set IOSLOT/PBS bits. */ - if (on) - TCDS_CIR_SET(*sc->sc_tcds->sc_cir, sc->sc_dmabits); - else - TCDS_CIR_CLR(*sc->sc_tcds->sc_cir, sc->sc_dmabits); - alpha_mb(); -} - -int -tcds_scsi_isintr(sc, clear) - struct tcds_slotconfig *sc; - int clear; -{ - - if ((*sc->sc_tcds->sc_cir & sc->sc_intrbits) != 0) { - if (clear) { - TCDS_CIR_CLR(*sc->sc_tcds->sc_cir, sc->sc_intrbits); - alpha_mb(); - } - return (1); - } else - return (0); -} - - -int -tcds_scsi_iserr(sc) - struct tcds_slotconfig *sc; -{ - - return ((*sc->sc_tcds->sc_cir & sc->sc_errorbits) != 0); -} - -static void -tcds_intrnull(void *val) -{ - - panic("tcds_intrnull: uncaught IOASIC intr for cookie %ld\n", - (u_long)val); -} - -void -tcds_intr_establish(tcds, cookie, level, func, arg) - device_t tcds; - void *cookie, *arg; - tc_intrlevel_t level; - int (*func)(void *); -{ - struct tcds_softc *sc = device_get_softc(tcds); - u_long slot; - - slot = (u_long)cookie; -#ifdef DIAGNOSTIC - /* XXX check cookie. */ -#endif - if (sc->sc_slots[slot].sc_intrhand != tcds_intrnull){ - panic("tcds_intr_establish: cookie %d twice, intrhdlr = 0x%lx", - slot,sc->sc_slots[slot].sc_intrhand ); - } - sc->sc_slots[slot].sc_intrhand = func; - sc->sc_slots[slot].sc_intrarg = arg; - tcds_scsi_reset(&sc->sc_slots[slot]); -} -void -tcds_intr_disestablish(tcds, cookie) - device_t tcds; - void *cookie; -{ - struct tcds_softc *sc = device_get_softc(tcds); - u_long slot; - - slot = (u_long)cookie; -#ifdef DIAGNOSTIC - /* XXX check cookie. */ -#endif - - if (sc->sc_slots[slot].sc_intrhand == tcds_intrnull) - panic("tcds_intr_disestablish: cookie %d missing intr", - slot); - - sc->sc_slots[slot].sc_intrhand = tcds_intrnull; - sc->sc_slots[slot].sc_intrarg = (void *)slot; - - tcds_dma_enable(&sc->sc_slots[slot], 0); - tcds_scsi_enable(&sc->sc_slots[slot], 0); -} - -static int -tcds_intr(val) - void *val; -{ - struct tcds_softc *sc; - u_int32_t ir; - - sc = val; - - /* - * XXX - * Copy and clear (gag!) the interrupts. - */ - ir = *sc->sc_cir; - alpha_mb(); - TCDS_CIR_CLR(*sc->sc_cir, TCDS_CIR_ALLINTR); - alpha_mb(); - tc_syncbus(); - alpha_mb(); - -#define CHECKINTR(slot) \ - if (ir & sc->sc_slots[slot].sc_intrbits) { \ - (void)(*sc->sc_slots[slot].sc_intrhand) \ - (sc->sc_slots[slot].sc_intrarg); \ - } - CHECKINTR(0); - CHECKINTR(1); -#undef CHECKINTR - -#ifdef DIAGNOSTIC - /* - * Interrupts not currently handled, but would like to know if they - * occur. - * - * XXX - * Don't know if we have to set the interrupt mask and enable bits - * in the IMER to allow some of them to happen? - */ -#define PRINTINTR(msg, bits) \ - if (ir & bits) \ - printf(msg); - PRINTINTR("SCSI0 DREQ interrupt.\n", TCDS_CIR_SCSI0_DREQ); - PRINTINTR("SCSI1 DREQ interrupt.\n", TCDS_CIR_SCSI1_DREQ); - PRINTINTR("SCSI0 prefetch interrupt.\n", TCDS_CIR_SCSI0_PREFETCH); - PRINTINTR("SCSI1 prefetch interrupt.\n", TCDS_CIR_SCSI1_PREFETCH); - PRINTINTR("SCSI0 DMA error.\n", TCDS_CIR_SCSI0_DMA); - PRINTINTR("SCSI1 DMA error.\n", TCDS_CIR_SCSI1_DMA); - PRINTINTR("SCSI0 DB parity error.\n", TCDS_CIR_SCSI0_DB); - PRINTINTR("SCSI1 DB parity error.\n", TCDS_CIR_SCSI1_DB); - PRINTINTR("SCSI0 DMA buffer parity error.\n", TCDS_CIR_SCSI0_DMAB_PAR); - PRINTINTR("SCSI1 DMA buffer parity error.\n", TCDS_CIR_SCSI1_DMAB_PAR); - PRINTINTR("SCSI0 DMA read parity error.\n", TCDS_CIR_SCSI0_DMAR_PAR); - PRINTINTR("SCSI1 DMA read parity error.\n", TCDS_CIR_SCSI1_DMAR_PAR); - PRINTINTR("TC write parity error.\n", TCDS_CIR_TCIOW_PAR); - PRINTINTR("TC I/O address parity error.\n", TCDS_CIR_TCIOA_PAR); -#undef PRINTINTR -#endif - - /* - * XXX - * The MACH source had this, with the comment: - * This is wrong, but machine keeps dying. - */ - DELAY(1); - return 1; -} - -DRIVER_MODULE(tcds, tc, tcds_driver, tcds_devclass, 0, 0); - diff --git a/sys/alpha/tc/tcds_dma.c b/sys/alpha/tc/tcds_dma.c deleted file mode 100644 index cab19b4..0000000 --- a/sys/alpha/tc/tcds_dma.c +++ /dev/null @@ -1,285 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcds_dma.c,v 1.6.4.1 1996/09/10 17:28:19 cgd Exp $ */ - -/* - * Copyright (c) 1994 Peter Galbavy. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Peter Galbavy. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> - -#include <sys/errno.h> -#include <sys/malloc.h> -#include <sys/bio.h> -#include <sys/buf.h> -#include <sys/proc.h> -#include <machine/clock.h> - -#include <scsi/scsi_all.h> -#include <scsi/scsiconf.h> - -#include <vm/vm.h> -#include <vm/vm_extern.h> -#include <vm/pmap.h> -#include <alpha/tc/tcreg.h> -#include <alpha/tc/tcvar.h> -#include <alpha/tc/tcdsreg.h> -#include <alpha/tc/tcdsvar.h> -#include <alpha/tc/espreg.h> -#include <alpha/tc/espvar.h> - -void -tcds_dma_reset(sc) - struct tcds_slotconfig *sc; -{ - /* TCDS SCSI disable/reset/enable. */ - tcds_scsi_reset(sc); /* XXX */ - - sc->sc_active = 0; /* and of course we aren't */ -} - -int -tcds_dma_isintr(sc) - struct tcds_slotconfig *sc; -{ - int x; - - x = tcds_scsi_isintr(sc, 0); - - /* Clear the TCDS interrupt bit. */ - (void)tcds_scsi_isintr(sc, 1); - - /* XXX */ - return x; -} - -/* - * Pseudo (chained) interrupt from the esp driver to kick the - * current running DMA transfer. I am replying on espintr() to - * pickup and clean errors for now - * - * return 1 if it was a DMA continue. - */ -int -tcds_dma_intr(sc) - struct tcds_slotconfig *sc; -{ - u_int32_t dud; - int trans = 0, resid = 0; - u_int32_t *addr, dudmask; - u_char tcl, tcm, tch; - - ESP_DMA(("tcds_dma %d: intr", sc->sc_slot)); - - if (tcds_scsi_iserr(sc)) - return (0); - - /* This is an "assertion" :) */ - if (sc->sc_active == 0) - panic("dmaintr: DMA wasn't active"); - - /* DMA has stopped */ - tcds_dma_enable(sc, 0); - sc->sc_active = 0; - - if (sc->sc_dmasize == 0) { - /* A "Transfer Pad" operation completed */ - tcl = ESP_READ_REG(sc->sc_esp, ESP_TCL); - tcm = ESP_READ_REG(sc->sc_esp, ESP_TCM); - ESP_DMA(("dmaintr: discarded %d bytes (tcl=%d, tcm=%d)\n", - tcl | (tcm << 8), tcl, tcm)); - return 0; - } - - if (!sc->sc_iswrite && - (resid = (ESP_READ_REG(sc->sc_esp, ESP_FFLAG) & ESPFIFO_FF)) != 0) { - printf("empty FIFO of %d ", resid); - ESPCMD(sc->sc_esp, ESPCMD_FLUSH); - DELAY(1); - } - - resid += (tcl = ESP_READ_REG(sc->sc_esp, ESP_TCL)); - resid += (tcm = ESP_READ_REG(sc->sc_esp, ESP_TCM)) << 8; - if (sc->sc_esp->sc_rev == ESP200) - resid += (tch = ESP_READ_REG(sc->sc_esp, ESP_TCH)) << 16; - else - tch = 0; - - if (resid == 0 && (sc->sc_esp->sc_rev <= ESP100A) && - (sc->sc_esp->sc_espstat & ESPSTAT_TC) == 0) - resid = 65536; - - trans = sc->sc_dmasize - resid; - if (trans < 0) { /* transferred < 0 ? */ - printf("tcds_dma %d: xfer (%d) > req (%d)\n", - sc->sc_slot, trans, sc->sc_dmasize); - trans = sc->sc_dmasize; - } - - ESP_DMA(("dmaintr: tcl=%d, tcm=%d, tch=%d; trans=%d, resid=%d\n", - tcl, tcm, tch, trans, resid)); - - /* - * Clean up unaligned DMAs into main memory. - */ - if (sc->sc_iswrite) { - /* Handle unaligned starting address, length. */ - dud = *sc->sc_dud0; - if ((dud & TCDS_DUD0_VALIDBITS) != 0) { - addr = (u_int32_t *) - ((vm_offset_t)sc->sc_dmaaddr & ~0x3); - dudmask = 0; - if (dud & TCDS_DUD0_VALID00) - panic("tcds_dma: dud0 byte 0 valid"); - if (dud & TCDS_DUD0_VALID01) - dudmask |= TCDS_DUD_BYTE01; - if (dud & TCDS_DUD0_VALID10) - dudmask |= TCDS_DUD_BYTE10; -#ifdef DIAGNOSTIC - if (dud & TCDS_DUD0_VALID11) - dudmask |= TCDS_DUD_BYTE11; -#endif - ESP_DMA(("dud0 at 0x%lx dudmask 0x%x\n", - addr, dudmask)); - addr = (u_int32_t *)ALPHA_PHYS_TO_K0SEG((vm_offset_t)addr); - *addr = (*addr & ~dudmask) | (dud & dudmask); - } - dud = *sc->sc_dud1; - if ((dud & TCDS_DUD1_VALIDBITS) != 0) { - - addr = (u_int32_t *) - ((vm_offset_t)*sc->sc_sda << 2); - dudmask = 0; - if (dud & TCDS_DUD1_VALID00) - dudmask |= TCDS_DUD_BYTE00; - if (dud & TCDS_DUD1_VALID01) - dudmask |= TCDS_DUD_BYTE01; - if (dud & TCDS_DUD1_VALID10) - dudmask |= TCDS_DUD_BYTE10; -#ifdef DIAGNOSTIC - if (dud & TCDS_DUD1_VALID11) - panic("tcds_dma: dud1 byte 3 valid"); -#endif - ESP_DMA(("dud1 at 0x%lx dudmask 0x%x\n", - addr, dudmask)); - addr = (u_int32_t *)ALPHA_PHYS_TO_K0SEG((vm_offset_t)addr); - *addr = (*addr & ~dudmask) | (dud & dudmask); - } - /* XXX deal with saved residual byte? */ - } - - *sc->sc_dmalen -= trans; - *sc->sc_dmaaddr += trans; - -#if 0 /* this is not normal operation just yet */ - if (*sc->sc_dmalen == 0 || - sc->sc_esp->sc_phase != sc->sc_esp->sc_prevphase) - return 0; - - /* and again */ - dma_start(sc, sc->sc_dmaaddr, sc->sc_dmalen, sc->sc_iswrite); - return 1; -#endif - return 0; -} - -#define DMAMAX(a) (0x02000 - ((a) & 0x1fff)) - -/* - * start a dma transfer or keep it going - */ - -int -tcds_dma_setup(sc, addr, len, datain, dmasize) - struct tcds_slotconfig *sc; - caddr_t *addr; - size_t *len, *dmasize; - int datain; /* DMA into main memory */ -{ - u_int32_t dic; - size_t size; - - sc->sc_dmaaddr = addr; - sc->sc_dmalen = len; - sc->sc_iswrite = datain; - - ESP_DMA(("tcds_dma %d: start %d@0x%lx,%d\n", sc->sc_slot, *sc->sc_dmalen, *sc->sc_dmaaddr, sc->sc_iswrite)); - - /* - * the rules say we cannot transfer more than the limit - * of this DMA chip (64k) and we cannot cross a 8k boundary. - */ - - size = min(*dmasize, DMAMAX((size_t) *sc->sc_dmaaddr)); - *dmasize = sc->sc_dmasize = size; - - ESP_DMA(("dma_start: dmasize = %d\n", sc->sc_dmasize)); - - /* Load address, set/clear unaligned transfer and read/write bits. */ - /* XXX PICK AN ADDRESS TYPE, AND STICK TO IT! */ - if ((u_long)*addr > avail_end) { - *sc->sc_sda = pmap_kextract((u_long)*addr) >> 2; - } else { - *sc->sc_sda = ALPHA_K0SEG_TO_PHYS((u_long)*addr) >> 2; - } - alpha_mb(); - dic = *sc->sc_dic; - dic &= ~TCDS_DIC_ADDRMASK; - dic |= (vm_offset_t)*addr & TCDS_DIC_ADDRMASK; - if (datain) - dic |= TCDS_DIC_WRITE; - else - dic &= ~TCDS_DIC_WRITE; - *sc->sc_dic = dic; - alpha_mb(); - - return (0); -} - -void -tcds_dma_go(sc) - struct tcds_slotconfig *sc; -{ - - /* mark unit as DMA-active */ - sc->sc_active = 1; - - /* Start DMA */ - tcds_dma_enable(sc, 1); -} - -int -tcds_dma_isactive(sc) - struct tcds_slotconfig *sc; -{ - - return (sc->sc_active); -} diff --git a/sys/alpha/tc/tcdsreg.h b/sys/alpha/tc/tcdsreg.h deleted file mode 100644 index 43bf773..0000000 --- a/sys/alpha/tc/tcdsreg.h +++ /dev/null @@ -1,215 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcdsreg.h,v 1.1 1995/12/20 00:40:36 cgd Exp $ */ - -/* - * Copyright (c) 1994, 1995 Carnegie-Mellon University. - * All rights reserved. - * - * Authors: Keith Bostic, Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -/* - * Offsets to the SCSI chips - */ -#define TCDS_SCSI0_OFFSET 0x080000 -#define TCDS_SCSI1_OFFSET 0x080100 - -/* - * TCDS register offsets, bit masks. - */ -#define TCDS_CIR 0x040000 /* CIR offset */ - -/* - * TCDS CIR control bits. - */ -#define TCDS_CIR_GPO_0 0x00000001 /* Not used */ -#define TCDS_CIR_GPO_1 0x00000002 /* Not used */ -#define TCDS_CIR_GPO_2 0x00000004 /* Not used */ -#define TCDS_CIR_STD 0x00000008 /* Serial transmit disable */ -#define TCDS_CIR_GPI_0 0x00000010 /* Not used */ -#define TCDS_CIR_GPI_1 0x00000020 /* Not used */ -#define TCDS_CIR_GPI_2 0x00000040 /* Not used */ -#define TCDS_CIR_GPI_3 0x00000080 /* Not used */ -#define TCDS_CIR_SCSI0_DMAENA 0x00000100 /* SCSI 0 DMA enable */ -#define TCDS_CIR_SCSI1_DMAENA 0x00000200 /* SCSI 1 DMA enable */ -#define TCDS_CIR_SCSI0_RESET 0x00000400 /* SCSI 0 reset */ -#define TCDS_CIR_SCSI1_RESET 0x00000800 /* SCSI 1 reset */ -#define TCDS_CIR_SCSI0_DMA_TEST 0x00001000 /* SCSI 0 DMA buf parity test */ -#define TCDS_CIR_SCSI1_DMA_TEST 0x00002000 /* SCSI 1 DMA buf parity test */ -#define TCDS_CIR_DB_PAR 0x00004000 /* DB parity test mode */ -#define TCDS_CIR_TC_PAR 0x00008000 /* TC parity test mode */ -#define TCDS_CIR_ALLCONTROL 0x0000ffff /* all control bits */ - -/* TCDS CIR interrupt bits. */ -#define TCDS_CIR_SCSI0_DREQ 0x00010000 /* SCSI 0 DREQ */ -#define TCDS_CIR_SCSI1_DREQ 0x00020000 /* SCSI 1 DREQ */ -#define TCDS_CIR_SCSI0_INT 0x00040000 /* SCSI 0 interrupt */ -#define TCDS_CIR_SCSI1_INT 0x00080000 /* SCSI 1 interrupt */ -#define TCDS_CIR_SCSI0_PREFETCH 0x00100000 /* SCSI 0 prefetch */ -#define TCDS_CIR_SCSI1_PREFETCH 0x00200000 /* SCSI 1 prefetch */ -#define TCDS_CIR_SCSI0_DMA 0x00400000 /* SCSI 0 DMA error */ -#define TCDS_CIR_SCSI1_DMA 0x00800000 /* SCSI 1 DMA error */ -#define TCDS_CIR_SCSI0_DB 0x01000000 /* SCSI 0 DB parity */ -#define TCDS_CIR_SCSI1_DB 0x02000000 /* SCSI 1 DB parity */ -#define TCDS_CIR_SCSI0_DMAB_PAR 0x04000000 /* SCSI 0 DMA buffer parity */ -#define TCDS_CIR_SCSI1_DMAB_PAR 0x08000000 /* SCSI 1 DMA buffer parity */ -#define TCDS_CIR_SCSI0_DMAR_PAR 0x10000000 /* SCSI 0 DMA read parity */ -#define TCDS_CIR_SCSI1_DMAR_PAR 0x20000000 /* SCSI 1 DMA read parity */ -#define TCDS_CIR_TCIOW_PAR 0x40000000 /* TC I/O write parity */ -#define TCDS_CIR_TCIOA_PAR 0x80000000 /* TC I/O address parity */ -#define TCDS_CIR_ALLINTR 0xffff0000 /* all interrupt bits */ - -#define TCDS_CIR_CLR(c, b) c = ((c | TCDS_CIR_ALLINTR) & ~b) -#define TCDS_CIR_SET(c, b) c = ((c | TCDS_CIR_ALLINTR) | b) - -/* TCDS IMER masks and enables, for interrupts in the CIR. */ -#define TCDS_IMER_SCSI0_MASK 0x04 /* SCSI 0 intr/enable mask */ -#define TCDS_IMER_SCSI1_MASK 0x08 /* SCSI 1 intr/enable mask */ -#define TCDS_IMER_SCSI0_ENB (TCDS_IMER_SCSI0_MASK << 16) -#define TCDS_IMER_SCSI1_ENB (TCDS_IMER_SCSI1_MASK << 16) -#define TCDS_IMER 0x040004 /* IMER offset */ - -#define TCDS_SCSI0_DMA_ADDR 0x041000 /* DMA address */ -#define TCDS_SCSI0_DMA_INTR 0x041004 /* DMA interrupt control */ -#define TCDS_SCSI0_DMA_DUD0 0x041008 /* DMA unaligned data[0] */ -#define TCDS_SCSI0_DMA_DUD1 0x04100c /* DMA unaligned data[1] */ - -#define TCDS_SCSI1_DMA_ADDR 0x041100 /* DMA address */ -#define TCDS_SCSI1_DMA_INTR 0x041104 /* DMA interrupt control */ -#define TCDS_SCSI1_DMA_DUD0 0x041108 /* DMA unaligned data[0] */ -#define TCDS_SCSI1_DMA_DUD1 0x04110c /* DMA unaligned data[1] */ - -#define TCDS_DIC_ADDRMASK 0x03 /* DMA address bits <1:0> */ -#define TCDS_DIC_READ_PREFETCH 0x40 /* DMA read prefetch enable */ -#define TCDS_DIC_WRITE 0x80 /* DMA write */ - -#define TCDS_DUD0_VALID00 0x00000001 /* byte 00 valid mask (zero) */ -#define TCDS_DUD0_VALID01 0x00000002 /* byte 01 valid mask */ -#define TCDS_DUD0_VALID10 0x00000004 /* byte 10 valid mask */ -#define TCDS_DUD0_VALID11 0x00000008 /* byte 11 valid mask */ -#define TCDS_DUD0_VALIDBITS 0x0000000f /* bits that show valid bytes */ - -#define TCDS_DUD1_VALID00 0x01000000 /* byte 00 valid mask */ -#define TCDS_DUD1_VALID01 0x02000000 /* byte 01 valid mask */ -#define TCDS_DUD1_VALID10 0x04000000 /* byte 10 valid mask */ -#define TCDS_DUD1_VALID11 0x08000000 /* byte 11 valid mask (zero) */ -#define TCDS_DUD1_VALIDBITS 0x0f000000 /* bits that show valid bytes */ - -#define TCDS_DUD_BYTE00 0x000000ff /* byte 00 mask */ -#define TCDS_DUD_BYTE01 0x0000ff00 /* byte 01 mask */ -#define TCDS_DUD_BYTE10 0x00ff0000 /* byte 10 mask */ -#define TCDS_DUD_BYTE11 0xff000000 /* byte 11 mask */ - -#if 0 -int tcds_scsi_iserr(struct dma_softc *); -int tcds_scsi_isintr(int, int); -void tcds_dma_disable(int); -void tcds_dma_enable(int); -void tcds_dma_init(struct dma_softc *, int); -void tcds_scsi_disable(int); -void tcds_scsi_enable(int); -void tcds_scsi_reset(int); - -/* - * XXX - * Start of MACH #defines, minimal changes to port to NetBSD. - * - * The following register is the SCSI control interrupt register. It - * starts, stops and resets scsi DMA. It takes over the SCSI funtions - * that were handled by the ASIC on the 3min. - */ -#define KN15AA_SYS_SCSI 0x1d0000000 -#define KN15AA_REG_SCSI_CIR (KN15AA_SYS_SCSI + 0x80000) -#define SCSI_CIR_AIOPAR 0x80000000 /* TC IO Address parity error */ -#define SCSI_CIR_WDIOPAR 0x40000000 /* TC IO write data parity error */ -#define SCSI_CIR_DMARPAR1 0x20000000 /* SCSI[1] TC DMA read data parity */ -#define SCSI_CIR_DMARPAR0 0x10000000 /* SCSI[0] TC DMA read data parity */ -#define SCSI_CIR_DMABUFPAR1 0x08000000 /* SCSI[1] DMA buffer parity error */ -#define SCSI_CIR_DMABUFPAR0 0x04000000 /* SCSI[0] DMA buffer parity error */ -#define SCSI_CIR_DBPAR1 0x02000000 /* SCSI[1] DB parity error */ -#define SCSI_CIR_DBPAR0 0x01000000 /* SCSI[0] DB parity error */ -#define SCSI_CIR_DMAERR1 0x00800000 /* SCSI[1] DMA error */ -#define SCSI_CIR_DMAERR0 0x00400000 /* SCSI[0] DMA error */ -#if fmm50 -#define SCSI_CIR_xxx0 0x00200000 /* RESERVED */ -#define SCSI_CIR_xxx1 0x00100000 /* RESERVED */ -#else -#define SCSI_CIR_PREF1 0x00200000 /* 53C94 prefetch interupt */ -#define SCSI_CIR_PREF0 0x00100000 /* 53C94 prefetch interupt */ -#endif -#define SCSI_CIR_53C94_INT1 0x00080000 /* SCSI[1] 53C94 Interupt */ -#define SCSI_CIR_53C94_INT0 0x00040000 /* SCSI[0] 53C94 Interupt */ -#define SCSI_CIR_53C94_DREQ1 0x00020000 /* SCSI[1] 53C94 DREQ */ -#define SCSI_CIR_53C94_DREQ0 0x00010000 /* SCSI[0] 53C94 DREQ */ -#define SCSI_CIR_TC_PAR_TEST 0x00008000 /* TC parity test mode */ -#define SCSI_CIR_DB_PAR_TEST 0x00004000 /* DB parity test mode */ -#define SCSI_CIR_DBUF_PAR_TEST1 0x00002000 /* SCSI[1] DMA buffer parity test */ -#define SCSI_CIR_DBUF_PAR_TEST0 0x00001000 /* SCSI[0] DMA buffer parity test */ -#define SCSI_CIR_RESET1 0x00000800 /* SCSI[1] ~Reset,enable(0)/disable(1) */ -#define SCSI_CIR_RESET0 0x00000400 /* SCSI[0] ~Reset,enable(0)/disable(1) */ -#define SCSI_CIR_DMAENA1 0x00000200 /* SCSI[1] DMA enable */ -#define SCSI_CIR_DMAENA0 0x00000100 /* SCSI[1] DMA enable */ -#define SCSI_CIR_GPI3 0x00000080 /* General purpose input <3> */ -#define SCSI_CIR_GPI2 0x00000040 /* General purpose input <2> */ -#define SCSI_CIR_GPI1 0x00000020 /* General purpose input <1> */ -#define SCSI_CIR_GPI0 0x00000010 /* General purpose input <0> */ -#define SCSI_CIR_TXDIS 0x00000008 /* TXDIS- serial transmit disable */ -#define SCSI_CIR_GPO2 0x00000004 /* General purpose output <2> */ -#define SCSI_CIR_GPO1 0x00000002 /* General purpose output <1> */ -#define SCSI_CIR_GPO0 0x00000001 /* General purpose output <0> */ -#define SCSI_CIR_ERROR (SCSI_CIR_AIOPAR | SCSI_CIR_WDIOPAR | SCSI_CIR_DMARPAR1 | SCSI_CIR_DMARPAR0 | SCSI_CIR_DMABUFPAR1 | SCSI_CIR_DMABUFPAR0 | SCSI_CIR_DBPAR1 |SCSI_CIR_DBPAR0 | SCSI_CIR_DMAERR1 | SCSI_CIR_DMAERR0 ) - -#define KN15AA_REG_SCSI_DMAPTR0 (KN15AA_SYS_SCSI + 0x82000) -#define KN15AA_REG_SCSI_DMAPTR1 (KN15AA_SYS_SCSI + 0x82200) - -#define KN15AA_REG_SCSI_DIC0 (KN15AA_SYS_SCSI + 0x82008) -#define KN15AA_REG_SCSI_DIC1 (KN15AA_SYS_SCSI + 0x82208) -#define SCSI_DIC_DMADIR 0x00000080 /* DMA direction read(0)/write(1) */ -#define SCSI_DIC_PREFENA 0x00000040 /* DMA read prefetch dis(0)/ena(1) */ -#define SCSI_DIC_DMAADDR1 0x00000002 /* DMA address <1> */ -#define SCSI_DIC_DMAADDR0 0x00000001 /* DMA address <0> */ -#define SCSI_DIC_ADDR_MASK (SCSI_DIC_DMAADDR0 |SCSI_DIC_DMAADDR1) - -#define KN15AA_REG_SCSI_94REG0 (KN15AA_SYS_SCSI + 0x100000) -#define KN15AA_REG_SCSI_94REG1 (KN15AA_SYS_SCSI + 0x100200) - -#define KN15AA_REG_SCSI_IMER (KN15AA_SYS_SCSI + 0x80008) - -/* these are the bits that were unalligned at the beginning of the dma */ -#define KN15AA_REG_SCSI_DUDB0 (KN15AA_SYS_SCSI + 0x82010) -#define KN15AA_REG_SCSI_DUDB1 (KN15AA_SYS_SCSI + 0x82210) -# define SCSI_DUDB_MASK01 0x00000001 /* Mask bit for byte[01] */ -# define SCSI_DUDB_MASK10 0x00000002 /* Mask bit for byte[10] */ -# define SCSI_DUDB_MASK11 0x00000004 /* Mask bit for byte[11] */ - -/* these are the bits that were unalligned at the end of the dma */ -#define KN15AA_REG_SCSI_DUDE0 (KN15AA_SYS_SCSI + 0x82018) -#define KN15AA_REG_SCSI_DUDE1 (KN15AA_SYS_SCSI + 0x82218) -# define SCSI_DUDE_MASK00 0x1000000 /* Mask bit for byte[00] */ -# define SCSI_DUDE_MASK01 0x2000000 /* Mask bit for byte[01] */ -# define SCSI_DUDE_MASK10 0x4000000 /* Mask bit for byte[10] */ - -#define SCSI_CIR phystok0seg(KN15AA_REG_SCSI_CIR) -#define SCSI_IMER phystok0seg(KN15AA_REG_SCSI_IMER) - -#endif diff --git a/sys/alpha/tc/tcdsvar.h b/sys/alpha/tc/tcdsvar.h deleted file mode 100644 index 138376f..0000000 --- a/sys/alpha/tc/tcdsvar.h +++ /dev/null @@ -1,111 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcdsvar.h,v 1.3.4.1 1996/09/10 17:28:20 cgd Exp $ */ - -/* - * Copyright (c) 1995, 1996 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -struct tcds_slotconfig { - /* - * Bookkeeping information - */ - int sc_slot; - struct tcds_softc *sc_tcds; /* to frob TCDS regs */ - struct esp_softc *sc_esp; /* to frob child's regs */ - void (*sc_intrhand)(void *); /* intr. handler */ - void *sc_intrarg; /* intr. handler arg. */ - - /* - * Sets of bits in TCDS CIR and IMER that enable/check - * various things. - */ - u_int32_t sc_resetbits; - u_int32_t sc_intrmaskbits; - u_int32_t sc_intrbits; - u_int32_t sc_dmabits; - u_int32_t sc_errorbits; - - /* - * Pointers to slot-specific DMA resources. - */ - volatile u_int32_t *sc_sda; - volatile u_int32_t *sc_dic; - volatile u_int32_t *sc_dud0; - volatile u_int32_t *sc_dud1; - - /* - * DMA bookkeeping information. - */ - int sc_active; /* DMA active ? */ - int sc_iswrite; /* DMA into main memory? */ - size_t sc_dmasize; - caddr_t *sc_dmaaddr; - size_t *sc_dmalen; -}; - -struct tcdsdev_attach_args { - struct tc_attach_args tcdsda_ta; - struct tcds_slotconfig *tcdsda_sc; - u_int tcdsda_id; - u_int tcdsda_freq; -}; -#define tcdsda_modname tcdsda_ta.ta_modname -#define tcdsda_slot tcdsda_ta.ta_slot -#define tcdsda_offset tcdsda_ta.ta_offset -#define tcdsda_addr tcdsda_ta.ta_addr -#define tcdsda_cookie tcdsda_ta.ta_cookie - -#define TCDS_REG(base, off) \ - (volatile u_int32_t *)TC_DENSE_TO_SPARSE((base) + (off)) - -/* - * TCDS functions. - */ -void tcds_intr_establish(device_t, void *, tc_intrlevel_t, - int (*)(void *), void *); -void tcds_intr_disestablish(device_t, void *); -void tcds_dma_enable(struct tcds_slotconfig *, int); -void tcds_scsi_enable(struct tcds_slotconfig *, int); -int tcds_scsi_isintr(struct tcds_slotconfig *, int); -void tcds_scsi_reset(struct tcds_slotconfig *); -int tcds_scsi_iserr(struct tcds_slotconfig *sc); - -/* - * TCDS DMA functions (used the the 53c94 driver) - */ -int tcds_dma_isintr (struct tcds_slotconfig *); -void tcds_dma_reset(struct tcds_slotconfig *); -int tcds_dma_intr(struct tcds_slotconfig *); -int tcds_dma_setup(struct tcds_slotconfig *, caddr_t *, size_t *, - int, size_t *); -void tcds_dma_go(struct tcds_slotconfig *); -int tcds_dma_isactive(struct tcds_slotconfig *); - -/* - * The TCDS (bus) cfdriver, so that subdevices can more - * easily tell what bus they're on. - */ -extern struct cfdriver tcds_cd; diff --git a/sys/alpha/tc/tcreg.h b/sys/alpha/tc/tcreg.h deleted file mode 100644 index e64eaab..0000000 --- a/sys/alpha/tc/tcreg.h +++ /dev/null @@ -1,162 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcreg.h,v 1.1 1995/12/20 00:48:36 cgd Exp $ */ - -/* - * Copyright (c) 1994, 1995 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#ifndef __DEV_TC_TCREG_H__ -#define __DEV_TC_TCREG_H__ - -/* - * TurboChannel bus and register definitions. - */ - -#define TC_ROM_LLEN 8 -#define TC_ROM_SLEN 4 -#define TC_ROM_TEST_SIZE 16 - -#define TC_SLOT_ROM 0x000003e0 -#define TC_SLOT_PROTOROM 0x003c03e0 - -typedef struct tc_padchar { - u_int8_t v; - u_int8_t pad[3]; -} tc_padchar_t; - -struct tc_rommap { - tc_padchar_t tcr_width; - tc_padchar_t tcr_stride; - tc_padchar_t tcr_rsize; - tc_padchar_t tcr_ssize; - u_int8_t tcr_test[TC_ROM_TEST_SIZE]; - tc_padchar_t tcr_rev[TC_ROM_LLEN]; - tc_padchar_t tcr_vendname[TC_ROM_LLEN]; - tc_padchar_t tcr_modname[TC_ROM_LLEN]; - tc_padchar_t tcr_firmtype[TC_ROM_SLEN]; -}; - - - -/* - * TurboChannel-specific functions and structures for 3000_300. - */ -#define TC_3000_300_IR KV(0x00000001e0000000) /* Dense */ -#define TC_3000_300_CSR KV(0x00000001e0000008) /* Dense */ -#define TC_3000_300_MCR KV(0x00000001e0000010) /* Dense */ -#define TC_3000_300_LED KV(0x00000001e0000018) /* Dense */ - -/* Interrupt bits. */ -#define TC_3000_300_IR_CXTURBO 0x00000004 /* TC CXTURBO */ -#define TC_3000_300_IR_TCDS 0x00000008 /* TC Dual SCSI */ -#define TC_3000_300_IR_IOASIC 0x00000010 /* TC IOASIC */ -#define TC_3000_300_IR_BCTAGPARITY 0x08000000 /* BC tag par. err. */ -#define TC_3000_300_IR_TCOVERRUN 0x10000000 /* TC overrun */ -#define TC_3000_300_IR_TCTIMEOUT 0x20000000 /* TC timeout on I/O */ -#define TC_3000_300_IR_BCACHEPARITY 0x40000000 /* Bcache par. err. */ -#define TC_3000_300_IR_MEMPARITY 0x80000000 /* Memory par. err. */ - -/* Device number "cookies." */ -#define TC_3000_300_DEV_OPT0 0 -#define TC_3000_300_DEV_OPT1 1 -#define TC_3000_300_DEV_TCDS 2 -#define TC_3000_300_DEV_IOASIC 3 -#define TC_3000_300_DEV_CXTURBO 4 - -#define TC_3000_300_DEV_BOGUS -1 - -#define TC_3000_300_NCOOKIES 5 - -#define TC_3000_500_IOSLOT KV(0x00000001c2000000) /* Dense */ -#define TC_3000_500_TCCONFIG KV(0x00000001c2000008) /* Dense */ -#define TC_3000_500_FADR KV(0x00000001c2000010) /* Dense */ -#define TC_3000_500_TCEREG KV(0x00000001c2000018) /* Dense */ -#define TC_3000_500_MEMCONF KV(0x00000001c2200000) /* Dense */ -#define TC_3000_500_IMR_READ KV(0x00000001c2400000) /* Dense */ -#define TC_3000_500_IMR_WRITE KV(0x00000001c281fffc) /* Dense */ -#define TC_3000_500_TCRESET KV(0x00000001c2a00000) /* Dense */ -#define TC_3000_500_IR KV(0x00000001d4800000) /* Sparse */ -#define TC_3000_500_IR_CLEAR KV(0x00000001d4c00000) /* Sparse */ -#define TC_3000_500_SCMAP KV(0x00000001d5000000) /* Sparse */ - -/* Interrupt bits. */ -#define TC_3000_500_IR_OPT0 0x00000001 /* TC Option 0 */ -#define TC_3000_500_IR_OPT1 0x00000002 /* TC Option 1 */ -#define TC_3000_500_IR_OPT2 0x00000004 /* TC Option 2 */ -#define TC_3000_500_IR_OPT3 0x00000008 /* TC Option 3 */ -#define TC_3000_500_IR_OPT4 0x00000010 /* TC Option 4 */ -#define TC_3000_500_IR_OPT5 0x00000020 /* TC Option 5 */ -#define TC_3000_500_IR_TCDS 0x00000040 /* TC Dual SCSI */ -#define TC_3000_500_IR_IOASIC 0x00000080 /* TC IOASIC */ -#define TC_3000_500_IR_CXTURBO 0x00000100 /* TC CXTURBO */ -#define TC_3000_500_IR_ERR2 0x00080000 /* Second error */ -#define TC_3000_500_IR_DMABE 0x00100000 /* DMA buffer error */ -#define TC_3000_500_IR_DMA2K 0x00200000 /* DMA 2K boundary */ -#define TC_3000_500_IR_TCRESET 0x00400000 /* TC reset in prog. */ -#define TC_3000_500_IR_TCPAR 0x00800000 /* TC parity error */ -#define TC_3000_500_IR_DMATAG 0x01000000 /* DMA tag error */ -#define TC_3000_500_IR_DMASBE 0x02000000 /* Single-bit error */ -#define TC_3000_500_IR_DMADBE 0x04000000 /* Double-bit error */ -#define TC_3000_500_IR_TCTIMEOUT 0x08000000 /* TC timeout on I/O */ -#define TC_3000_500_IR_DMABLOCK 0x10000000 /* DMA block too long */ -#define TC_3000_500_IR_IOADDR 0x20000000 /* Invalid I/O addr */ -#define TC_3000_500_IR_DMASG 0x40000000 /* SG invalid */ -#define TC_3000_500_IR_SGPAR 0x80000000 /* SG parity error */ - -/* I/O Slot Configuration (IOSLOT) bits. */ -#define IOSLOT_P 0x04 /* Parity enable. */ -#define IOSLOT_B 0x02 /* Block-mode write. */ -#define IOSLOT_S 0x01 /* DMA scatter/gather mode. */ - -/* I/O Slot Configuration (IOSLOT) offsets. */ -#define TC_IOSLOT_OPT0 0 /* Option 0 PBS offset. */ -#define TC_IOSLOT_OPT1 1 /* Option 1 PBS offset. */ -#define TC_IOSLOT_OPT2 2 /* Option 2 PBS offset. */ -#define TC_IOSLOT_OPT3 3 /* Option 3 PBS offset. */ -#define TC_IOSLOT_OPT4 4 /* Option 4 PBS offset. */ -#define TC_IOSLOT_OPT5 5 /* Option 5 PBS offset. */ -#define TC_IOSLOT_SCSI 6 /* Option SCSI PBS offset. */ -#define TC_IOSLOT_IOASIC 7 /* Option IOASIC PBS offset. */ -#define TC_IOSLOT_CXTURBO 8 /* Option CXTURBO PBS offset. */ - -/* Device number "cookies." */ -#define TC_3000_500_DEV_OPT0 0 -#define TC_3000_500_DEV_OPT1 1 -#define TC_3000_500_DEV_OPT2 2 -#define TC_3000_500_DEV_OPT3 3 -#define TC_3000_500_DEV_OPT4 4 -#define TC_3000_500_DEV_OPT5 5 -#define TC_3000_500_DEV_TCDS 6 -#define TC_3000_500_DEV_IOASIC 7 -#define TC_3000_500_DEV_CXTURBO 8 - -#define TC_3000_500_DEV_BOGUS -1 - -#define TC_3000_500_NCOOKIES 9 - - - -#endif /* __DEV_TC_TCREG_H__ */ diff --git a/sys/alpha/tc/tcvar.h b/sys/alpha/tc/tcvar.h deleted file mode 100644 index 84b53f8..0000000 --- a/sys/alpha/tc/tcvar.h +++ /dev/null @@ -1,200 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcvar.h,v 1.13 1998/05/22 21:15:48 thorpej Exp $ */ - -/* - * Copyright (c) 1995 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#ifndef __DEV_TC_TCVAR_H__ -#define __DEV_TC_TCVAR_H__ - -/* - * Definitions for TurboChannel autoconfiguration. - */ - -/* - * In the long run, the following block will go completely away. - * For now, the MI TC code still uses the old TC_IPL_ names - * and not the new IPL_ names. - */ -#if 1 -/* - * Map the new definitions to the old. - */ -#include <machine/intr.h> - -#define tc_intrlevel_t int - -#define TC_IPL_NONE IPL_NONE -#define TC_IPL_BIO IPL_BIO -#define TC_IPL_NET IPL_NET -#define TC_IPL_TTY IPL_TTY -#define TC_IPL_CLOCK IPL_CLOCK -#endif /* 1 */ - - -typedef u_int64_t tc_addr_t; -typedef int32_t tc_offset_t; - -#define tc_mb() alpha_mb() -#define tc_wmb() alpha_wmb() - - -/* - * A junk address to read from, to make sure writes are complete. See - * System Programmer's Manual, section 9.3 (p. 9-4), and sacrifice a - * chicken. - */ -#define tc_syncbus() \ - do { \ - volatile u_int32_t no_optimize; \ - no_optimize = \ - *(volatile u_int32_t *)ALPHA_PHYS_TO_K0SEG(0x00000001f0080220); \ - } while (0) - -#define tc_badaddr(tcaddr) \ - badaddr((void *)(tcaddr), sizeof (u_int32_t)) - -#define TC_SPACE_IND 0xffffffffe0000003 -#define TC_SPACE_DENSE 0x0000000000000000 -#define TC_SPACE_DENSE_OFFSET 0x0000000007fffffc -#define TC_SPACE_SPARSE 0x0000000010000000 -#define TC_SPACE_SPARSE_OFFSET 0x000000000ffffff8 - -#define TC_DENSE_TO_SPARSE(addr) \ - (((addr) & TC_SPACE_IND) | TC_SPACE_SPARSE | \ - (((addr) & TC_SPACE_DENSE_OFFSET) << 1)) - -#define TC_PHYS_TO_UNCACHED(addr) \ - (addr) - -/* - * These functions are private, and may not be called by - * machine-independent code. - */ -void tc_dma_init(void); - -/* - * Address of scatter/gather SRAM on the 3000/500-series. - * - * There is room for 32K entries, yielding 256M of sgva space. - * The page table is readable in both dense and sparse space. - * The page table is writable only in sparse space. - * - * In sparse space, the 32-bit PTEs are followed by 32-bits - * of pad. - */ -#define TC_SGSRAM_DENSE 0x0000001c2800000UL -#define TC_SGSRAM_SPARSE 0x0000001d5000000UL - - -/* - * Description of TurboChannel slots, provided by machine-dependent - * code to the TurboChannel bus driver. - */ -struct tc_slotdesc { - tc_addr_t tcs_addr; - void *tcs_cookie; - int tcs_used; -}; - -/* - * Description of built-in TurboChannel devices, provided by - * machine-dependent code to the TurboChannel bus driver. - */ -struct tc_builtin { - char *tcb_modname; - u_int tcb_slot; - tc_offset_t tcb_offset; - void *tcb_cookie; -}; - -/* - * Arguments used to attach TurboChannel busses. - */ -struct tcbus_attach_args { - char *tba_busname; /* XXX should be common */ -/* bus_space_tag_t tba_memt;*/ - - /* Bus information */ - u_int tba_speed; /* see TC_SPEED_* below */ - u_int tba_nslots; - struct tc_slotdesc *tba_slots; - u_int tba_nbuiltins; - const struct tc_builtin *tba_builtins; - - - /* TC bus resource management; XXX will move elsewhere eventually. */ -/* - void (*tba_intr_establish)(device_t, void *, - tc_intrlevel_t, int (*)(void *), void *); - void (*tba_intr_disestablish)(device_t, void *); -*/ -}; - -/* - * Arguments used to attach TurboChannel devices. - */ -struct tc_attach_args { -/* - bus_space_tag_t ta_memt; - bus_dma_tag_t ta_dmat; -*/ - char ta_modname[TC_ROM_LLEN+1]; - u_int ta_slot; - tc_offset_t ta_offset; - tc_addr_t ta_addr; - void *ta_cookie; - u_int ta_busspeed; /* see TC_SPEED_* below */ -}; - -/* - * Interrupt establishment functions. - */ -void tc_intr_establish(device_t, void *, tc_intrlevel_t, - int (*)(void *), void *); -void tc_intr_disestablish(device_t, void *); - -#if 0 -#include "locators.h" -/* - * Easy to remember names for TurboChannel device locators. - */ -#define tccf_slot cf_loc[TCCF_SLOT] /* slot */ -#define tccf_offset cf_loc[TCCF_OFFSET] /* offset */ - -#endif - -#define TCCF_SLOT_UNKNOWN TCCF_SLOT_DEFAULT -#define TCCF_OFFSET_UNKNOWN TCCF_OFFSET_DEFAULT - -/* - * Miscellaneous definitions. - */ -#define TC_SPEED_12_5_MHZ 0 /* 12.5MHz TC bus */ -#define TC_SPEED_25_MHZ 1 /* 25MHz TC bus */ - -#endif /* __DEV_TC_TCVAR_H__ */ diff --git a/sys/conf/files.alpha b/sys/conf/files.alpha index bf003cb..f9f0c3c 100644 --- a/sys/conf/files.alpha +++ b/sys/conf/files.alpha @@ -140,26 +140,6 @@ alpha/pci/t2.c optional dec_2100_a500 alpha/pci/t2_pci.c optional dec_2100_a500 alpha/pci/tsunami.c optional dec_st6600 alpha/pci/tsunami_pci.c optional dec_st6600 -alpha/tc/am7990.c optional le dec_3000_300 -alpha/tc/am7990.c optional le dec_3000_500 -alpha/tc/esp.c optional esp dec_3000_300 -alpha/tc/esp.c optional esp dec_3000_500 -alpha/tc/if_le_dec.c optional le dec_3000_300 -alpha/tc/if_le_dec.c optional le dec_3000_500 -alpha/tc/if_le_ioasic.c optional le dec_3000_300 -alpha/tc/if_le_ioasic.c optional le dec_3000_500 -alpha/tc/ioasic.c optional dec_3000_300 -alpha/tc/ioasic.c optional dec_3000_500 -alpha/tc/mcclock_ioasic.c optional dec_3000_300 -alpha/tc/mcclock_ioasic.c optional dec_3000_500 -alpha/tc/tc.c optional dec_3000_300 -alpha/tc/tc.c optional dec_3000_500 -alpha/tc/tcasic.c optional dec_3000_300 -alpha/tc/tcasic.c optional dec_3000_500 -alpha/tc/tcds.c optional esp dec_3000_300 -alpha/tc/tcds.c optional esp dec_3000_500 -alpha/tc/tcds_dma.c optional tcds dec_3000_300 -alpha/tc/tcds_dma.c optional tcds dec_3000_500 alpha/tlsb/dwlpx.c optional dec_kn8ae alpha/tlsb/gbus.c optional dec_kn8ae alpha/tlsb/kftxx.c optional dec_kn8ae diff --git a/sys/conf/options.alpha b/sys/conf/options.alpha index 99aacf5..df1bb2b 100644 --- a/sys/conf/options.alpha +++ b/sys/conf/options.alpha @@ -13,8 +13,6 @@ DEC_2100_A500 opt_cpu.h DEC_ST550 opt_cpu.h DEC_ST6600 opt_cpu.h DEC_AXPPCI_33 opt_cpu.h -DEC_3000_300 opt_cpu.h -DEC_3000_500 opt_cpu.h DEC_1000A opt_cpu.h API_UP1000 opt_cpu.h |