f0d6660cf4
Renamed in sys/dev/ic: i4b_hscx.c -> hscx.c i4b_hscx.h -> hscx.h i4b_ipac.h -> ipac.h i4b_isac.c -> isac.c i4b_isac.h -> isac.h i4b_isic.c -> isic.c i4b_isicbchan.c -> isic_bchan.c i4b_isicl1.c -> isic_l1.c i4b_isicl1.h -> isic_l1.h i4b_isicl1fsm.c -> isic_l1fsm.c
389 lines
9.7 KiB
C
389 lines
9.7 KiB
C
/*
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* Copyright (c) 1996 Arne Helme. All rights reserved.
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*
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* Copyright (c) 1996 Gary Jennejohn. All rights reserved.
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*
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* Copyright (c) 1997, 1999 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 S0/8 and clones
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* ================================================================
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*
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* $Id: isic_isa_tel_s08.c,v 1.2 2001/02/20 22:24:38 martin Exp $
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*
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* last edit-date: [Fri Jan 5 11:37:22 2001]
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*
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* -hm clean up
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* -hm more cleanup
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* -hm NetBSD patches from Martin
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* -hm making it finally work (checked with board revision 1.2)
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* -hm converting asm -> C
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*
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*---------------------------------------------------------------------------*/
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#include "opt_isicisa.h"
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#ifdef ISICISA_TEL_S0_8
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#include <sys/param.h>
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#if defined(__FreeBSD__) && __FreeBSD__ >= 3
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#include <sys/ioccom.h>
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#else
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#include <sys/ioctl.h>
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#endif
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/mbuf.h>
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#if defined(__NetBSD__) && __NetBSD_Version__ >= 104230000
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#include <sys/callout.h>
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#endif
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#ifdef __FreeBSD__
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#include <machine/clock.h>
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#include <machine/md_var.h>
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#include <i386/isa/isa_device.h>
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#else
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#include <machine/bus.h>
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#include <sys/device.h>
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#endif
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#include <sys/socket.h>
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#include <net/if.h>
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#ifdef __FreeBSD__
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#include <machine/i4b_debug.h>
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#include <machine/i4b_ioctl.h>
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#else
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#include <netisdn/i4b_debug.h>
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#include <netisdn/i4b_ioctl.h>
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#endif
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#include <dev/ic/isic_l1.h>
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#include <dev/ic/isac.h>
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#include <dev/ic/hscx.h>
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#include <netisdn/i4b_global.h>
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#include <netisdn/i4b_l1l2.h>
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#include <netisdn/i4b_mbuf.h>
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#ifndef __FreeBSD__
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static u_int8_t tels08_read_reg __P((struct l1_softc *sc, int what, bus_size_t offs));
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static void tels08_write_reg __P((struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data));
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static void tels08_write_fifo __P((struct l1_softc *sc, int what, const void *data, size_t size));
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static void tels08_read_fifo __P((struct l1_softc *sc, int what, void *buf, size_t size));
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#endif
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/*---------------------------------------------------------------------------*
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* Teles S0/8 write register routine
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*---------------------------------------------------------------------------*/
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#ifdef __FreeBSD__
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static void
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tels08_write_reg(u_char *base, u_int i, u_int v)
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{
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if(i & 0x01)
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i |= 0x200;
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base[i] = v;
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}
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#else
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static const bus_size_t offset[] = { 0x100, 0x180, 0x1c0 };
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static void
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tels08_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 = sc->sc_maps[0].t;
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bus_space_handle_t h = sc->sc_maps[0].h;
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offs += offset[what];
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if (offs & 0x01)
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offs |= 0x200;
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bus_space_write_1(t, h, offs, data);
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}
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#endif
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/*---------------------------------------------------------------------------*
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* Teles S0/8 read register routine
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*---------------------------------------------------------------------------*/
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#ifdef __FreeBSD__
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static u_char
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tels08_read_reg(u_char *base, u_int i)
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{
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if(i & 0x1)
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i |= 0x200;
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return(base[i]);
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}
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#else
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static u_int8_t
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tels08_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 = sc->sc_maps[0].t;
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bus_space_handle_t h = sc->sc_maps[0].h;
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offs += offset[what];
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if (offs & 0x01)
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offs |= 0x200;
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return bus_space_read_1(t, h, offs);
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}
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#endif
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/*---------------------------------------------------------------------------*
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* Teles S0/8 fifo read/write access
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*---------------------------------------------------------------------------*/
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#ifdef __FreeBSD__
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static void
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tels08_memcpyb(void *to, const void *from, size_t len)
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{
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for(;len > 0; len--)
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*((unsigned char *)to)++ = *((unsigned char *)from)++;
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}
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#else
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static void
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tels08_write_fifo(struct l1_softc *sc, int what, const void *data, size_t size)
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{
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bus_space_tag_t t = sc->sc_maps[0].t;
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bus_space_handle_t h = sc->sc_maps[0].h;
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bus_space_write_region_1(t, h, offset[what], data, size);
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}
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static void
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tels08_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 = sc->sc_maps[0].t;
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bus_space_handle_t h = sc->sc_maps[0].h;
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bus_space_read_region_1(t, h, offset[what], buf, size);
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}
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#endif
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/*---------------------------------------------------------------------------*
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* isic_probe_s08 - probe for Teles S0/8 and compatibles
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*---------------------------------------------------------------------------*/
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#ifdef __FreeBSD__
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int
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isic_probe_s08(struct isa_device *dev)
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{
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struct l1_softc *sc = &l1_sc[dev->id_unit];
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/* check max unit range */
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if(dev->id_unit >= ISIC_MAXUNIT)
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{
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printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles S0/8!\n",
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dev->id_unit, dev->id_unit);
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return(0);
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}
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sc->sc_unit = dev->id_unit;
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/* check IRQ validity */
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switch(ffs(dev->id_irq)-1)
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{
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case 2:
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case 9: /* XXX */
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case 3:
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case 4:
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case 5:
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case 6:
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case 7:
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break;
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default:
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printf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/8!\n",
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dev->id_unit, ffs(dev->id_irq)-1);
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return(0);
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break;
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}
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sc->sc_irq = dev->id_irq;
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/* check if we got an iobase */
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if(dev->id_iobase > 0)
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{
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printf("isic%d: Error, iobase specified for Teles S0/8!\n",
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dev->id_unit);
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return(0);
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}
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/* check if inside memory range of 0xA0000 .. 0xDF000 */
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if( (kvtop(dev->id_maddr) < 0xa0000) ||
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(kvtop(dev->id_maddr) > 0xdf000) )
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{
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printf("isic%d: Error, mem addr 0x%lx outside 0xA0000-0xDF000 for Teles S0/8!\n",
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dev->id_unit, kvtop(dev->id_maddr));
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return(0);
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}
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sc->sc_vmem_addr = (caddr_t) dev->id_maddr;
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dev->id_msize = 0x1000;
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/* setup ISAC access routines */
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sc->clearirq = NULL;
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sc->readreg = tels08_read_reg;
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sc->writereg = tels08_write_reg;
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sc->readfifo = tels08_memcpyb;
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sc->writefifo = tels08_memcpyb;
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/* setup card type */
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sc->sc_cardtyp = CARD_TYPEP_8;
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/* setup IOM bus type */
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sc->sc_bustyp = BUS_TYPE_IOM1;
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sc->sc_ipac = 0;
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sc->sc_bfifolen = HSCX_FIFO_LEN;
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/* setup ISAC base addr */
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ISAC_BASE = (caddr_t)((dev->id_maddr) + 0x100);
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/* setup HSCX base addr */
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HSCX_A_BASE = (caddr_t)((dev->id_maddr) + 0x180);
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HSCX_B_BASE = (caddr_t)((dev->id_maddr) + 0x1c0);
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return (1);
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}
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#else
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int
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isic_probe_s08(struct isic_attach_args *ia)
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{
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/* no real sensible probe is easy - write to fifo memory
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and read back to verify there is memory doesn't work,
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because you talk to tx fifo and rcv fifo. So, just check
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HSCX version, which at least fails if no card present
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at the given location. */
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bus_space_tag_t t = ia->ia_maps[0].t;
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bus_space_handle_t h = ia->ia_maps[0].h;
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u_int8_t v1, v2;
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/* HSCX A VSTR */
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v1 = bus_space_read_1(t, h, offset[1] + H_VSTR) & 0x0f;
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if (v1 != HSCX_VA1 && v1 != HSCX_VA2 && v1 != HSCX_VA3 && v1 != HSCX_V21)
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return 0;
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/* HSCX B VSTR */
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v2 = bus_space_read_1(t, h, offset[2] + H_VSTR) & 0x0f;
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if (v2 != HSCX_VA1 && v2 != HSCX_VA2 && v2 != HSCX_VA3 && v2 != HSCX_V21)
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return 0;
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/* both HSCX channels should have the same version... */
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if (v1 != v2)
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return 0;
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return 1;
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}
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#endif
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/*---------------------------------------------------------------------------*
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* isic_attach_s08 - attach Teles S0/8 and compatibles
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*---------------------------------------------------------------------------*/
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int
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#ifdef __FreeBSD__
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isic_attach_s08(struct isa_device *dev)
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#else
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isic_attach_s08(struct l1_softc *sc)
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#endif
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{
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#ifdef __FreeBSD__
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struct l1_softc *sc = &l1_sc[dev->id_unit];
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#else
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bus_space_tag_t t = sc->sc_maps[0].t;
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bus_space_handle_t h = sc->sc_maps[0].h;
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#endif
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/* set card off */
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#ifdef __FreeBSD__
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sc->sc_vmem_addr[0x80] = 0;
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#else
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bus_space_write_1(t, h, 0x80, 0);
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#endif
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DELAY(SEC_DELAY / 5);
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/* set card on */
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#ifdef __FreeBSD__
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sc->sc_vmem_addr[0x80] = 1;
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#else
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bus_space_write_1(t, h, 0x80, 1);
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#endif
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DELAY(SEC_DELAY / 5);
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#ifndef __FreeBSD__
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/* setup ISAC access routines */
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sc->clearirq = NULL;
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sc->readreg = tels08_read_reg;
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sc->writereg = tels08_write_reg;
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sc->readfifo = tels08_read_fifo;
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sc->writefifo = tels08_write_fifo;
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/* setup card type */
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sc->sc_cardtyp = CARD_TYPEP_8;
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/* setup IOM bus type */
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sc->sc_bustyp = BUS_TYPE_IOM1;
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sc->sc_ipac = 0;
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sc->sc_bfifolen = HSCX_FIFO_LEN;
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#endif
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return (1);
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}
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#endif /* ISICISA_TEL_S0_8 */
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