diff options
Diffstat (limited to 'sys/i4b/layer1/i4b_tel_s016.c')
| -rw-r--r-- | sys/i4b/layer1/i4b_tel_s016.c | 455 |
1 files changed, 455 insertions, 0 deletions
diff --git a/sys/i4b/layer1/i4b_tel_s016.c b/sys/i4b/layer1/i4b_tel_s016.c new file mode 100644 index 0000000..f77a3c1 --- /dev/null +++ b/sys/i4b/layer1/i4b_tel_s016.c @@ -0,0 +1,455 @@ +/* + * Copyright (c) 1996 Arne Helme. All rights reserved. + * + * Copyright (c) 1996 Gary Jennejohn. All rights reserved. + * + * Copyright (c) 1997, 1998 Hellmuth Michaelis. 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. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * 4. Altered versions must be plainly marked as such, and must not be + * misrepresented as being the original software and/or documentation. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. + * + *--------------------------------------------------------------------------- + * + * isic - I4B Siemens ISDN Chipset Driver for Teles S0/16 and clones + * ================================================================= + * + * $Id: i4b_tel_s016.c,v 1.12 1998/12/05 18:04:56 hm Exp $ + * + * last edit-date: [Fri Dec 4 10:40:17 1998] + * + * -hm clean up + * -hm checked with a Creatix ISDN-S0 (PCB version: mp 130.1) + * -hm more cleanup + * -hm NetBSD patches from Martin + * -hm converting asm -> C + * + *---------------------------------------------------------------------------*/ + +#if defined(__FreeBSD__) +#include "isic.h" +#include "opt_i4b.h" +#else +#define NISIC 1 +#endif +#if NISIC > 0 && defined(TEL_S0_16) + +#include <sys/param.h> +#if defined(__FreeBSD__) && __FreeBSD__ >= 3 +#include <sys/ioccom.h> +#else +#include <sys/ioctl.h> +#endif +#include <sys/kernel.h> +#include <sys/systm.h> +#include <sys/mbuf.h> + +#ifdef __FreeBSD__ +#include <machine/clock.h> +#include <machine/md_var.h> +#include <i386/isa/isa_device.h> +#else +#include <machine/bus.h> +#include <sys/device.h> +#endif + +#include <sys/socket.h> +#include <net/if.h> + +#ifdef __FreeBSD__ +#include <machine/i4b_debug.h> +#include <machine/i4b_ioctl.h> +#else +#include <i4b/i4b_debug.h> +#include <i4b/i4b_ioctl.h> +#endif + +#include <i4b/layer1/i4b_l1.h> +#include <i4b/layer1/i4b_isac.h> +#include <i4b/layer1/i4b_hscx.h> + +#include <i4b/include/i4b_global.h> +#include <i4b/include/i4b_l1l2.h> +#include <i4b/include/i4b_mbuf.h> + +static u_char intr_no[] = { 1, 1, 0, 2, 4, 6, 1, 1, 1, 0, 8, 10, 12, 1, 1, 14 }; + +#ifndef __FreeBSD__ +static u_int8_t tels016_read_reg __P((struct isic_softc *sc, int what, bus_size_t offs)); +static void tels016_write_reg __P((struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data)); +static void tels016_read_fifo __P((struct isic_softc *sc, int what, void *buf, size_t size)); +static void tels016_write_fifo __P((struct isic_softc *sc, int what, const void *data, size_t size)); +#endif + +/*---------------------------------------------------------------------------* + * Teles S0/16 write register routine + *---------------------------------------------------------------------------*/ +#ifdef __FreeBSD__ + +static void +tels016_write_reg(u_char *base, u_int i, u_int v) +{ + if(i & 0x01) + i |= 0x200; + base[i] = v; +} + +#else + +static const bus_size_t offset[] = { 0x100, 0x180, 0x1c0 }; + +static void +tels016_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data) +{ + bus_space_tag_t t = sc->sc_maps[1].t; + bus_space_handle_t h = sc->sc_maps[1].h; + + offs += offset[what]; + if (offs & 0x01) + offs |= 0x200; + + bus_space_write_1(t, h, offs, data); +} +#endif + +/*---------------------------------------------------------------------------* + * Teles S0/16 read register routine + *---------------------------------------------------------------------------*/ +#ifdef __FreeBSD__ + +static u_char +tels016_read_reg(u_char *base, u_int i) +{ + if(i & 0x1) + i |= 0x200; + return(base[i]); +} + +#else + +static u_int8_t +tels016_read_reg(struct isic_softc *sc, int what, bus_size_t offs) +{ + bus_space_tag_t t = sc->sc_maps[1].t; + bus_space_handle_t h = sc->sc_maps[1].h; + + offs += offset[what]; + + if(offs & 0x01) + offs |= 0x200; + + return bus_space_read_1(t, h, offs); +} +#endif + +/*---------------------------------------------------------------------------* + * Teles S0/16 fifo read/write routines + *---------------------------------------------------------------------------*/ +#ifdef __FreeBSD__ + +static void +tels016_memcpyb(void *to, const void *from, size_t len) +{ + for(;len > 0; len--) + *((unsigned char *)to)++ = *((unsigned char *)from)++; +} + +#else + +static void +tels016_write_fifo(struct isic_softc *sc, int what, const void *data, size_t size) +{ + bus_space_tag_t t = sc->sc_maps[1].t; + bus_space_handle_t h = sc->sc_maps[1].h; + bus_space_write_region_1(t, h, offset[what], data, size); +} + +static void +tels016_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size) +{ + bus_space_tag_t t = sc->sc_maps[1].t; + bus_space_handle_t h = sc->sc_maps[1].h; + bus_space_read_region_1(t, h, offset[what], buf, size); +} +#endif + +/*---------------------------------------------------------------------------* + * isic_probe_s016 - probe for Teles S0/16 and compatibles + *---------------------------------------------------------------------------*/ +#ifdef __FreeBSD__ +int +isic_probe_s016(struct isa_device *dev) +{ + struct isic_softc *sc = &isic_sc[dev->id_unit]; + u_char byte; + + /* check max unit range */ + + if(dev->id_unit >= ISIC_MAXUNIT) + { + printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles S0/16!\n", + dev->id_unit, dev->id_unit); + return(0); + } + sc->sc_unit = dev->id_unit; + + /* check IRQ validity */ + + if((intr_no[ffs(dev->id_irq) - 1]) == 1) + { + printf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/16!\n", + dev->id_unit, ffs(dev->id_irq)-1); + return(0); + } + sc->sc_irq = dev->id_irq; + + /* check if we got an iobase */ + + switch(dev->id_iobase) + { + case 0xd80: + case 0xe80: + case 0xf80: + break; + + default: + printf("isic%d: Error, invalid iobase 0x%x specified for Teles S0/16!\n", + dev->id_unit, dev->id_iobase); + return(0); + break; + } + sc->sc_port = dev->id_iobase; + + /* check if valid memory addr */ + + switch((unsigned int)kvtop(dev->id_maddr)) + { + case 0xc0000: + case 0xc2000: + case 0xc4000: + case 0xc6000: + case 0xc8000: + case 0xca000: + case 0xcc000: + case 0xce000: + case 0xd0000: + case 0xd2000: + case 0xd4000: + case 0xd6000: + case 0xd8000: + case 0xda000: + case 0xdc000: + case 0xde000: + break; + + default: + printf("isic%d: Error, invalid mem addr 0x%lx for Teles S0/16!\n", + dev->id_unit, kvtop(dev->id_maddr)); + return(0); + break; + } + sc->sc_vmem_addr = (caddr_t) dev->id_maddr; + dev->id_msize = 0x1000; + + /* check card signature */ + + if((byte = inb(sc->sc_port)) != 0x51) + { + printf("isic%d: Error, signature 1 0x%x != 0x51 for Teles S0/16!\n", + dev->id_unit, byte); + return(0); + } + + if((byte = inb(sc->sc_port + 1)) != 0x93) + { + printf("isic%d: Error, signature 2 0x%x != 0x93 for Teles S0/16!\n", + dev->id_unit, byte); + return(0); + } + + byte = inb(sc->sc_port + 2); + + if((byte != 0x1e) && (byte != 0x1f)) + { + printf("isic%d: Error, signature 3 0x%x != 0x1e or 0x1f for Teles S0/16!\n", + dev->id_unit, byte); + return(0); + } + + /* setup access routines */ + + sc->clearirq = NULL; + sc->readreg = tels016_read_reg; + sc->writereg = tels016_write_reg; + + sc->readfifo = tels016_memcpyb; + sc->writefifo = tels016_memcpyb; + + /* setup card type */ + + sc->sc_cardtyp= CARD_TYPEP_16; + + /* setup IOM bus type */ + + sc->sc_bustyp = BUS_TYPE_IOM1; + + sc->sc_ipac = 0; + sc->sc_bfifolen = HSCX_FIFO_LEN; + + /* setup ISAC base addr */ + + ISAC_BASE = (caddr_t) ((dev->id_maddr) + 0x100); + + /* setup HSCX base addr */ + + HSCX_A_BASE = (caddr_t) ((dev->id_maddr) + 0x180); + HSCX_B_BASE = (caddr_t) ((dev->id_maddr) + 0x1c0); + + return (1); +} + +#else + +int +isic_probe_s016(struct isic_attach_args *ia) +{ + bus_space_tag_t t = ia->ia_maps[0].t; + bus_space_handle_t h = ia->ia_maps[0].h; + u_int8_t b0, b1, b2; + + b0 = bus_space_read_1(t, h, 0); + b1 = bus_space_read_1(t, h, 1); + b2 = bus_space_read_1(t, h, 2); + + if (b0 == 0x51 && b1 == 0x93 && (b2 == 0x1e || b2 == 0x1f)) + return 1; + + return 0; +} +#endif + +/*---------------------------------------------------------------------------* + * isic_attach_s016 - attach Teles S0/16 and compatibles + *---------------------------------------------------------------------------*/ +int +#ifdef __FreeBSD__ +isic_attach_s016(struct isa_device *dev) +#else +isic_attach_s016(struct isic_softc *sc) +#endif +{ + +#ifdef __FreeBSD__ + struct isic_softc *sc = &isic_sc[dev->id_unit]; +#endif + + u_long irq; + +#ifndef __FreeBSD__ + /* setup access routines */ + + sc->clearirq = NULL; + sc->readreg = tels016_read_reg; + sc->writereg = tels016_write_reg; + + sc->readfifo = tels016_read_fifo; + sc->writefifo = tels016_write_fifo; + + /* setup card type */ + + sc->sc_cardtyp= CARD_TYPEP_16; + + /* setup IOM bus type */ + + sc->sc_bustyp = BUS_TYPE_IOM1; + + sc->sc_ipac = 0; + sc->sc_bfifolen = HSCX_FIFO_LEN; + +#endif + +#ifdef __FreeBSD__ + if((irq = intr_no[ffs(dev->id_irq) - 1]) == 1) + { + printf("isic%d: Attach error, invalid IRQ [%d] specified for Teles S0/16!\n", + dev->id_unit, ffs(dev->id_irq)-1); + return(0); + } +#else + irq = intr_no[sc->sc_irq]; +#endif + + /* configure IRQ */ + +#ifdef __FreeBSD__ + irq |= ((u_long) sc->sc_vmem_addr) >> 9; + + DELAY(SEC_DELAY / 10); + outb(sc->sc_port + 4, irq); + + DELAY(SEC_DELAY / 10); + outb(sc->sc_port + 4, irq | 0x01); + + DELAY(SEC_DELAY / 5); + + /* set card bit off */ + + sc->sc_vmem_addr[0x80] = 0; + DELAY(SEC_DELAY / 5); + + /* set card bit on */ + + sc->sc_vmem_addr[0x80] = 1; + DELAY(SEC_DELAY / 5); + +#else + + irq |= ((sc->sc_maddr >> 9) & 0x000000f0); + + DELAY(SEC_DELAY / 10); + bus_space_write_1(sc->sc_maps[0].t, sc->sc_maps[0].h, 4, irq); + + DELAY(SEC_DELAY / 10); + bus_space_write_1(sc->sc_maps[0].t, sc->sc_maps[0].h, 4, irq | 0x01); + + DELAY(SEC_DELAY / 5); + + /* set card bit off */ + + bus_space_write_1(sc->sc_maps[1].t, sc->sc_maps[1].h, 0x80, 0); + DELAY(SEC_DELAY / 5); + + /* set card bit on */ + + bus_space_write_1(sc->sc_maps[1].t, sc->sc_maps[1].h, 0x80, 1); + DELAY(SEC_DELAY / 5); +#endif + + return (1); +} + +#endif /* ISIC > 0 */ + |
