diff options
Diffstat (limited to 'sys/i4b/layer1/isic/i4b_siemens_isurf.c')
| -rw-r--r-- | sys/i4b/layer1/isic/i4b_siemens_isurf.c | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/sys/i4b/layer1/isic/i4b_siemens_isurf.c b/sys/i4b/layer1/isic/i4b_siemens_isurf.c new file mode 100644 index 0000000..52a70ec --- /dev/null +++ b/sys/i4b/layer1/isic/i4b_siemens_isurf.c @@ -0,0 +1,244 @@ +/* + * Copyright (c) 1999, 2000 Udo Schweigert. 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. + * + *--------------------------------------------------------------------------- + * Based on ELSA Quickstep 1000pro PCI driver (i4b_elsa_qs1p.c) + *--------------------------------------------------------------------------- + * In case of trouble please contact Udo Schweigert <ust@cert.siemens.de> + *--------------------------------------------------------------------------- + * + * Siemens I-Surf 2.0 PnP specific routines for isic driver + * -------------------------------------------------------- + * + * $Id: i4b_siemens_isurf.c,v 1.3 2000/05/29 15:41:41 hm Exp $ + * + * $FreeBSD$ + * + * last edit-date: [Mon May 29 16:46:31 2000] + * + *---------------------------------------------------------------------------*/ + +#include "isic.h" +#include "opt_i4b.h" + +#if NISIC > 0 && defined(SIEMENS_ISURF2) + +#include <sys/param.h> +#include <sys/kernel.h> +#include <sys/systm.h> +#include <sys/mbuf.h> +#include <sys/socket.h> + +#include <machine/clock.h> + +#include <net/if.h> + +#include <machine/i4b_debug.h> +#include <machine/i4b_ioctl.h> + +#include <i4b/include/i4b_global.h> +/* #include <i4b/include/i4b_l1l2.h> */ +#include <i4b/include/i4b_mbuf.h> + +#include <i4b/layer1/isic/i4b_isic.h> +#include <i4b/layer1/isic/i4b_ipac.h> +#include <i4b/layer1/isic/i4b_isac.h> +#include <i4b/layer1/isic/i4b_hscx.h> + +/* masks for register encoded in base addr */ + +#define SIE_ISURF_BASE_MASK 0x0ffff +#define SIE_ISURF_OFF_MASK 0xf0000 + +/* register id's to be encoded in base addr */ + +#define SIE_ISURF_IDISAC 0x00000 +#define SIE_ISURF_IDHSCXA 0x10000 +#define SIE_ISURF_IDHSCXB 0x20000 +#define SIE_ISURF_IDIPAC 0x40000 + +/* offsets from base address */ + +#define SIE_ISURF_OFF_ALE 0x00 +#define SIE_ISURF_OFF_RW 0x01 + +/*---------------------------------------------------------------------------* + * Siemens I-Surf 2.0 PnP ISAC get fifo routine + *---------------------------------------------------------------------------*/ +static void +siemens_isurf_read_fifo(struct l1_softc *sc,int what,void *buf,size_t size) +{ + bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); + bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); + + switch ( what ) + { + case ISIC_WHAT_ISAC: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,IPAC_ISAC_OFF); + bus_space_read_multi_1(t,h,SIE_ISURF_OFF_RW,buf,size); + break; + case ISIC_WHAT_HSCXA: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,IPAC_HSCXA_OFF); + bus_space_read_multi_1(t,h,SIE_ISURF_OFF_RW,buf,size); + break; + case ISIC_WHAT_HSCXB: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,IPAC_HSCXB_OFF); + bus_space_read_multi_1(t,h,SIE_ISURF_OFF_RW,buf,size); + break; + } +} + +/*---------------------------------------------------------------------------* + * Siemens I-Surf 2.0 PnP ISAC put fifo routine + *---------------------------------------------------------------------------*/ +static void +siemens_isurf_write_fifo(struct l1_softc *sc,int what,void *buf,size_t size) +{ + bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); + bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); + + switch ( what ) + { + case ISIC_WHAT_ISAC: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,IPAC_ISAC_OFF); + bus_space_write_multi_1(t,h,SIE_ISURF_OFF_RW,buf,size); + break; + case ISIC_WHAT_HSCXA: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,IPAC_HSCXA_OFF); + bus_space_write_multi_1(t,h,SIE_ISURF_OFF_RW,buf,size); + break; + case ISIC_WHAT_HSCXB: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,IPAC_HSCXB_OFF); + bus_space_write_multi_1(t,h,SIE_ISURF_OFF_RW,buf,size); + break; + } +} + +/*---------------------------------------------------------------------------* + * Siemens I-Surf 2.0 PnP ISAC put register routine + *---------------------------------------------------------------------------*/ +static void +siemens_isurf_write_reg(struct l1_softc *sc,int what,bus_size_t reg,u_int8_t data) +{ + bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); + bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); + + switch ( what ) + { + case ISIC_WHAT_ISAC: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_ISAC_OFF); + bus_space_write_1(t,h,SIE_ISURF_OFF_RW,data); + break; + case ISIC_WHAT_HSCXA: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_HSCXA_OFF); + bus_space_write_1(t,h,SIE_ISURF_OFF_RW,data); + break; + case ISIC_WHAT_HSCXB: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_HSCXB_OFF); + bus_space_write_1(t,h,SIE_ISURF_OFF_RW,data); + break; + case ISIC_WHAT_IPAC: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_IPAC_OFF); + bus_space_write_1(t,h,SIE_ISURF_OFF_RW,data); + break; + } +} + +/*---------------------------------------------------------------------------* + * Siemens I-Surf 2.0 PnP ISAC get register routine + *---------------------------------------------------------------------------*/ +static u_int8_t +siemens_isurf_read_reg(struct l1_softc *sc,int what,bus_size_t reg) +{ + bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]); + bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]); + + switch ( what ) + { + case ISIC_WHAT_ISAC: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_ISAC_OFF); + return bus_space_read_1(t,h,SIE_ISURF_OFF_RW); + case ISIC_WHAT_HSCXA: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_HSCXA_OFF); + return bus_space_read_1(t,h,SIE_ISURF_OFF_RW); + case ISIC_WHAT_HSCXB: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_HSCXB_OFF); + return bus_space_read_1(t,h,SIE_ISURF_OFF_RW); + case ISIC_WHAT_IPAC: + bus_space_write_1(t,h,SIE_ISURF_OFF_ALE,reg+IPAC_IPAC_OFF); + return bus_space_read_1(t,h,SIE_ISURF_OFF_RW); + default: + return 0; + } +} + +/*---------------------------------------------------------------------------* + * isic_attach_siemens_isurf - attach for Siemens I-Surf 2.0 PnP + *---------------------------------------------------------------------------*/ +int +isic_attach_siemens_isurf(device_t dev) +{ + int unit = device_get_unit(dev); + struct l1_softc *sc = &l1_sc[unit]; + + /* setup access routines */ + + sc->clearirq = NULL; + sc->readreg = siemens_isurf_read_reg; + sc->writereg = siemens_isurf_write_reg; + + sc->readfifo = siemens_isurf_read_fifo; + sc->writefifo = siemens_isurf_write_fifo; + + /* setup card type */ + + sc->sc_cardtyp = CARD_TYPEP_SIE_ISURF2; + + /* setup IOM bus type */ + + sc->sc_bustyp = BUS_TYPE_IOM2; + + /* setup chip type = IPAC ! */ + + sc->sc_ipac = 1; + sc->sc_bfifolen = IPAC_BFIFO_LEN; + + /* enable hscx/isac irq's */ + + IPAC_WRITE(IPAC_MASK, (IPAC_MASK_INT1 | IPAC_MASK_INT0)); + + IPAC_WRITE(IPAC_ACFG, 0); /* outputs are open drain */ + IPAC_WRITE(IPAC_AOE, /* aux 5..2 are inputs, 7, 6 outputs */ + (IPAC_AOE_OE5 | IPAC_AOE_OE4 | IPAC_AOE_OE3 | IPAC_AOE_OE2)); + IPAC_WRITE(IPAC_ATX, 0xff); /* set all output lines high */ + + return(0); +} +#endif /* NISIC > 0 && defined(SIEMENS_ISURF2) */ |
