372 lines
11 KiB
C
372 lines
11 KiB
C
/*
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* Copyright (c) 1996 Arne Helme. All rights reserved.
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* Copyright (c) 1996 Gary Jennejohn. All rights reserved.
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* Copyright (c) 1997, 2001 Hellmuth Michaelis. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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* 4. Altered versions must be plainly marked as such, and must not be
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* misrepresented as being the original software and/or documentation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*---------------------------------------------------------------------------
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*
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* isic - I4B Siemens ISDN Chipset Driver for Teles S0/16.3
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* ========================================================
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* last edit-date: [Wed Jan 24 09:27:40 2001]
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*
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*---------------------------------------------------------------------------*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_i4b.h"
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#if defined(TEL_S0_16_3)
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <machine/i4b_ioctl.h>
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#include <machine/i4b_trace.h>
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#include <i4b/layer1/i4b_l1.h>
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#include <i4b/layer1/isic/i4b_isic.h>
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#include <i4b/layer1/isic/i4b_hscx.h>
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static u_char intr_no[] = { 1, 1, 0, 2, 4, 6, 1, 1, 1, 0, 8, 10, 12, 1, 1, 14 };
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#define ISAC_OFFS 0x400
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#define HSCXA_OFFS 0xc00
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#define HSCXB_OFFS 0x800
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/*---------------------------------------------------------------------------*
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* Teles S0/16.3 read fifo routine
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*---------------------------------------------------------------------------*/
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static void
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tels0163_read_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
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{
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bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
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bus_space_read_multi_1(t,h,0x1e,buf,size);
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}
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/*---------------------------------------------------------------------------*
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* Teles S0/16.3 write fifo routine
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*---------------------------------------------------------------------------*/
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static void
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tels0163_write_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
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{
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bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
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bus_space_write_multi_1(t,h,0x1e,buf,size);
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}
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/*---------------------------------------------------------------------------*
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* Teles S0/16.3 ISAC put register routine
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*---------------------------------------------------------------------------*/
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static void
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tels0163_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
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{
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bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
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bus_space_write_1(t,h,offs - 0x20,data);
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}
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/*---------------------------------------------------------------------------*
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* Teles S0/16.3 ISAC get register routine
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*---------------------------------------------------------------------------*/
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static u_int8_t
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tels0163_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
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{
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bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[what+1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[what+1]);
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return bus_space_read_1(t,h,offs - 0x20);
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}
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/*---------------------------------------------------------------------------*
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* isic_probe_s0163 - probe routine for Teles S0/16.3
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*---------------------------------------------------------------------------*/
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int
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isic_probe_s0163(device_t dev)
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{
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size_t unit = device_get_unit(dev); /* get unit */
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struct l1_softc *sc = 0; /* pointer to softc */
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void *ih = 0; /* dummy */
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bus_space_tag_t t; /* bus things */
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bus_space_handle_t h;
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u_int8_t b0,b1,b2; /* signature */
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/* check max unit range */
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if(unit >= ISIC_MAXUNIT)
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{
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printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles 16.3!\n",
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unit, unit);
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return(ENXIO);
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}
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sc = &l1_sc[unit]; /* get pointer to softc */
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sc->sc_unit = unit; /* set unit */
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/* see if an io base was supplied */
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if(!(sc->sc_resources.io_base[0] =
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bus_alloc_resource_any(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[0],
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RF_ACTIVE)))
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{
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printf("isic%d: Could not get iobase for Teles S0/16.3.\n",
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unit);
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return(ENXIO);
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}
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/* set io base */
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sc->sc_port = rman_get_start(sc->sc_resources.io_base[0]);
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/* Release the resource - re-allocate later with correct size */
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bus_release_resource(dev, SYS_RES_IOPORT, sc->sc_resources.io_rid[0],
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sc->sc_resources.io_base[0]);
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switch(sc->sc_port)
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{
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case 0xd80:
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case 0xe80:
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case 0xf80:
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break;
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case 0x180:
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case 0x280:
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case 0x380:
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printf("isic%d: Error, instead of using iobase 0x%x for your Teles S0/16.3,\n",
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unit, sc->sc_port);
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printf("isic%d: please use 0x%x in the kernel configuration file!\n",
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unit, sc->sc_port+0xc00);
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isic_detach_common(dev);
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return(ENXIO);
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break;
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default:
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printf("isic%d: Error, invalid iobase 0x%x specified for Teles S0/16.3!\n",
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unit, sc->sc_port);
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isic_detach_common(dev);
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return(ENXIO);
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break;
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}
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/* set io port resources */
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sc->sc_resources.io_rid[0] = 0;
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bus_set_resource(dev, SYS_RES_IOPORT, 0, sc->sc_port, 0x20);
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sc->sc_resources.io_base[0] =
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bus_alloc_resource_any(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[0],
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RF_ACTIVE);
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if(!sc->sc_resources.io_base[0])
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{
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printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
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unit, sc->sc_port);
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isic_detach_common(dev);
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return ENXIO;
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}
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sc->sc_resources.io_rid[1] = 1;
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bus_set_resource(dev, SYS_RES_IOPORT, 1,
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sc->sc_port-ISAC_OFFS, 0x20);
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sc->sc_resources.io_base[1] =
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bus_alloc_resource_any(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[1],
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RF_ACTIVE);
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if(!sc->sc_resources.io_base[1])
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{
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printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
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unit, sc->sc_port-ISAC_OFFS);
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isic_detach_common(dev);
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return ENXIO;
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}
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sc->sc_resources.io_rid[2] = 2;
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bus_set_resource(dev, SYS_RES_IOPORT, 2,
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sc->sc_port-HSCXA_OFFS, 0x20);
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sc->sc_resources.io_base[2] =
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bus_alloc_resource_any(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[2],
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RF_ACTIVE);
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if(!sc->sc_resources.io_base[2])
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{
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printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
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unit, sc->sc_port-HSCXA_OFFS);
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isic_detach_common(dev);
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return ENXIO;
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}
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sc->sc_resources.io_rid[3] = 3;
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bus_set_resource(dev, SYS_RES_IOPORT, 3,
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sc->sc_port-HSCXB_OFFS, 0x20);
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sc->sc_resources.io_base[3] =
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bus_alloc_resource_any(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[3],
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RF_ACTIVE);
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if(!sc->sc_resources.io_base[3])
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{
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printf("isic%d: Error allocating io at 0x%x for Teles S0/16.3!\n",
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unit, sc->sc_port-HSCXB_OFFS);
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isic_detach_common(dev);
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return ENXIO;
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}
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/* setup access routines */
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sc->clearirq = NULL;
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sc->readreg = tels0163_read_reg;
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sc->writereg = tels0163_write_reg;
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sc->readfifo = tels0163_read_fifo;
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sc->writefifo = tels0163_write_fifo;
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/* setup card type */
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sc->sc_cardtyp= CARD_TYPEP_16_3;
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/* setup IOM bus type */
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sc->sc_bustyp = BUS_TYPE_IOM2;
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sc->sc_ipac = 0;
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sc->sc_bfifolen = HSCX_FIFO_LEN;
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t = rman_get_bustag(sc->sc_resources.io_base[0]);
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h = rman_get_bushandle(sc->sc_resources.io_base[0]);
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b0 = bus_space_read_1(t, h, 0);
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b1 = bus_space_read_1(t, h, 1);
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b2 = bus_space_read_1(t, h, 2);
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if ( b0 != 0x51 && b0 != 0x10 ) {
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printf("isic%d: Error, signature 1 0x%x != 0x51 or 0x10 for Teles S0/16.3!\n",
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unit, b0);
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isic_detach_common(dev);
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return ENXIO;
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}
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if ( b1 != 0x93 ) {
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printf("isic%d: Error, signature 2 0x%x != 0x93 for Teles S0/16.3!\n",
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unit, b1);
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isic_detach_common(dev);
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return ENXIO;
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}
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if (( b2 != 0x1c ) && ( b2 != 0x1f )) {
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printf("isic%d: Error, signature 3 0x%x != (0x1c || 0x1f) for Teles S0/16.3!\n",
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unit, b2);
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isic_detach_common(dev);
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return ENXIO;
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}
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/*
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* Read HSCX A/B VSTR. Expected value for the S0/16.3 card is
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* 0x05 or 0x04 (for older 16.3's) in the least significant bits.
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*/
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if( (((HSCX_READ(0, H_VSTR) & 0xf) != 0x5) &&
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((HSCX_READ(0, H_VSTR) & 0xf) != 0x4)) ||
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(((HSCX_READ(1, H_VSTR) & 0xf) != 0x5) &&
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((HSCX_READ(1, H_VSTR) & 0xf) != 0x4)) )
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{
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printf("isic%d: HSCX VSTR test failed for Teles S0/16.3\n",
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unit);
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printf("isic%d: HSC0: VSTR: %#x\n",
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unit, HSCX_READ(0, H_VSTR));
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printf("isic%d: HSC1: VSTR: %#x\n",
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unit, HSCX_READ(1, H_VSTR));
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isic_detach_common(dev);
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return (ENXIO);
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}
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/* get our irq */
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if(!(sc->sc_resources.irq =
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bus_alloc_resource_any(dev, SYS_RES_IRQ,
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&sc->sc_resources.irq_rid,
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RF_ACTIVE)))
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{
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printf("isic%d: Could not get IRQ for Teles S0/16.3.\n",unit);
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isic_detach_common(dev);
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return ENXIO;
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}
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/* get the irq number */
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sc->sc_irq = rman_get_start(sc->sc_resources.irq);
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switch(sc->sc_irq)
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{
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case 2:
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case 9:
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case 5:
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case 10:
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case 12:
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case 15:
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break;
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default:
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printf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/16.3!\n",
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unit, sc->sc_irq);
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isic_detach_common(dev);
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return(ENXIO);
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break;
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}
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/* register interupt routine */
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bus_setup_intr(dev, sc->sc_resources.irq,
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INTR_TYPE_NET,
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(void(*)(void *))(isicintr),
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sc, &ih);
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return (0);
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}
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/*---------------------------------------------------------------------------*
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* isic_attach_s0163 - attach Teles S0/16.3 and compatibles
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*---------------------------------------------------------------------------*/
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int
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isic_attach_s0163(device_t dev)
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{
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unsigned int unit = device_get_unit(dev); /* get unit */
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struct l1_softc *sc = &l1_sc[unit];
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bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[0]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[0]);
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/* configure IRQ */
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DELAY(SEC_DELAY / 10);
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bus_space_write_1(t, h, 4, intr_no[sc->sc_irq]);
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DELAY(SEC_DELAY / 10);
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bus_space_write_1(t, h, 4, intr_no[sc->sc_irq] | 0x01);
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return (0);
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}
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#endif /* defined(TEL_S0_16_3) */
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