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freebsd-nq/sys/i4b/layer1/i4b_tel_s0P.c

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/*
* Copyright (c) 1997 Andrew Gordon. All rights reserved.
*
* Copyright (c) 1997, 1999 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 PnP
* =======================================================
*
* EXPERIMENTAL !!!
* ================
*
* $Id: i4b_tel_s0P.c,v 1.14 1999/03/16 11:12:31 hm Exp $
*
* last edit-date: [Tue Mar 16 10:39:14 1999]
*
*---------------------------------------------------------------------------*/
#if defined(__FreeBSD__)
#include "isic.h"
#include "opt_i4b.h"
#else
#define NISIC 1
#endif
#if NISIC > 0 && defined(TEL_S0_16_3_P)
#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 <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>
#ifndef __FreeBSD__
static u_int8_t tels0163P_read_reg __P((struct isic_softc *sc, int what, bus_size_t offs));
static void tels0163P_write_reg __P((struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data));
static void tels0163P_read_fifo __P((struct isic_softc *sc, int what, void *buf, size_t size));
static void tels0163P_write_fifo __P((struct isic_softc *sc, int what, const void *data, size_t size));
void isic_attach_s0163P __P((struct isic_softc *sc));
#endif
/*---------------------------------------------------------------------------*
* Teles S0/16.3 PnP read fifo routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static void
tels0163P_read_fifo(void *buf, const void *base, size_t len)
{
insb((int)base + 0x3e, (u_char *)buf, (u_int)len);
}
#else
static void
tels0163P_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size)
{
bus_space_tag_t t = sc->sc_maps[what+1].t;
bus_space_handle_t h = sc->sc_maps[what+1].h;
bus_size_t o = sc->sc_maps[what+1].offset;
bus_space_read_multi_1(t, h, o + 0x3e, buf, size);
}
#endif
/*---------------------------------------------------------------------------*
* Teles S0/16.3 PnP write fifo routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static void
tels0163P_write_fifo(void *base, const void *buf, size_t len)
{
outsb((int)base + 0x3e, (u_char *)buf, (u_int)len);
}
#else
static void
tels0163P_write_fifo(struct isic_softc *sc, int what, const void *buf, size_t size)
{
bus_space_tag_t t = sc->sc_maps[what+1].t;
bus_space_handle_t h = sc->sc_maps[what+1].h;
bus_size_t o = sc->sc_maps[what+1].offset;
bus_space_write_multi_1(t, h, o + 0x3e, (u_int8_t*)buf, size);
}
#endif
/*---------------------------------------------------------------------------*
* Teles S0/16.3 PnP write register routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static void
tels0163P_write_reg(u_char *base, u_int offset, u_int v)
{
outb((int)base + offset, (u_char)v);
}
#else
static void
tels0163P_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data)
{
bus_space_tag_t t = sc->sc_maps[what+1].t;
bus_space_handle_t h = sc->sc_maps[what+1].h;
bus_size_t o = sc->sc_maps[what+1].offset;
bus_space_write_1(t, h, o + offs, data);
}
#endif
/*---------------------------------------------------------------------------*
* Teles S0/16.3 PnP read register routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static u_char
tels0163P_read_reg(u_char *base, u_int offset)
{
return (inb((int)base + offset));
}
#else
static u_int8_t
tels0163P_read_reg(struct isic_softc *sc, int what, bus_size_t offs)
{
bus_space_tag_t t = sc->sc_maps[what+1].t;
bus_space_handle_t h = sc->sc_maps[what+1].h;
bus_size_t o = sc->sc_maps[what+1].offset;
return bus_space_read_1(t, h, o + offs);
}
#endif
/*---------------------------------------------------------------------------*
* isic_probe_s0163P - probe for Teles S0/16.3 PnP and compatibles
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
int
isic_probe_s0163P(struct isa_device *dev, unsigned int iobase2)
{
struct isic_softc *sc = &isic_sc[dev->id_unit];
/* check max unit range */
if(dev->id_unit >= ISIC_MAXUNIT)
{
printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for Teles S0/16.3 PnP!\n",
dev->id_unit, dev->id_unit);
return(0);
}
sc->sc_unit = dev->id_unit;
/* check IRQ validity */
switch(ffs(dev->id_irq) - 1)
{
case 3:
case 5:
case 7:
case 10:
case 11:
case 12:
break;
default:
printf("isic%d: Error, invalid IRQ [%d] specified for Teles S0/16.3 PnP!\n",
dev->id_unit, ffs(dev->id_irq)-1);
return(0);
break;
}
sc->sc_irq = dev->id_irq;
/* check if memory addr specified */
if(dev->id_maddr)
{
printf("isic%d: Error, mem addr 0x%lx specified for Teles S0/16.3 PnP!\n",
dev->id_unit, (u_long)dev->id_maddr);
return(0);
}
dev->id_msize = 0;
/* check if we got an iobase */
switch(dev->id_iobase)
{
case 0x580:
case 0x500:
case 0x680:
break;
default:
printf("isic%d: Error, invalid iobase 0x%x specified for Teles S0/16.3 PnP!\n",
dev->id_unit, dev->id_iobase);
return(0);
break;
}
sc->sc_port = dev->id_iobase;
/* setup access routines */
sc->clearirq = NULL;
sc->readreg = tels0163P_read_reg;
sc->writereg = tels0163P_write_reg;
sc->readfifo = tels0163P_read_fifo;
sc->writefifo = tels0163P_write_fifo;
/* setup card type */
sc->sc_cardtyp = CARD_TYPEP_163P;
/* setup IOM bus type */
sc->sc_bustyp = BUS_TYPE_IOM2;
sc->sc_ipac = 0;
sc->sc_bfifolen = HSCX_FIFO_LEN;
/* setup ISAC and HSCX base addr */
switch(dev->id_iobase)
{
case 0x580:
ISAC_BASE = (caddr_t) 0x580 - 0x20;
HSCX_A_BASE = (caddr_t) 0x180 - 0x20;
HSCX_B_BASE = (caddr_t) 0x180;
break;
case 0x500:
ISAC_BASE = (caddr_t) 0x500 - 0x20;
HSCX_A_BASE = (caddr_t) 0x100 - 0x20;
HSCX_B_BASE = (caddr_t) 0x100;
break;
case 0x680:
ISAC_BASE = (caddr_t) 0x680 - 0x20;
HSCX_A_BASE = (caddr_t) 0x280 - 0x20;
HSCX_B_BASE = (caddr_t) 0x280;
break;
}
/*
* Read HSCX A/B VSTR. Expected value for the S0/16.3 PnP card is
* 0x05 in the least significant bits.
*/
if( ((HSCX_READ(0, H_VSTR) & 0xf) != 0x5) ||
((HSCX_READ(1, H_VSTR) & 0xf) != 0x5) )
{
printf("isic%d: HSCX VSTR test failed for Teles S0/16.3 PnP\n",
dev->id_unit);
printf("isic%d: HSC0: VSTR: %#x\n",
dev->id_unit, HSCX_READ(0, H_VSTR));
printf("isic%d: HSC1: VSTR: %#x\n",
dev->id_unit, HSCX_READ(1, H_VSTR));
return (0);
}
return (1);
}
#endif
/*---------------------------------------------------------------------------*
* isic_attach_s0163P - attach Teles S0/16.3 PnP and compatibles
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
int
isic_attach_s0163P(struct isa_device *dev, unsigned int iobase2)
{
outb((dev->id_iobase) + 0x1c, 0);
DELAY(SEC_DELAY / 10);
outb((dev->id_iobase) + 0x1c, 1);
DELAY(SEC_DELAY / 10);
return(1);
}
#else
void
isic_attach_s0163P(struct isic_softc *sc)
{
/* init card */
bus_space_tag_t t = sc->sc_maps[0].t;
bus_space_handle_t h = sc->sc_maps[0].h;
bus_space_write_1(t, h, 0x1c, 0);
DELAY(SEC_DELAY / 10);
bus_space_write_1(t, h, 0x1c, 1);
DELAY(SEC_DELAY / 10);
/* setup access routines */
sc->clearirq = NULL;
sc->readreg = tels0163P_read_reg;
sc->writereg = tels0163P_write_reg;
sc->readfifo = tels0163P_read_fifo;
sc->writefifo = tels0163P_write_fifo;
/* setup card type */
sc->sc_cardtyp = CARD_TYPEP_163P;
/* setup IOM bus type */
sc->sc_bustyp = BUS_TYPE_IOM2;
sc->sc_ipac = 0;
sc->sc_bfifolen = HSCX_FIFO_LEN;
}
#endif
#endif /* ISIC > 0 */
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