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NetBSD/sys/dev/isa/isic_isa_tel_s016.c

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/*
* Copyright (c) 1996 Arne Helme. All rights reserved.
*
* Copyright (c) 1996 Gary Jennejohn. 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 S0/16 and clones
* =================================================================
*
* $Id: isic_isa_tel_s016.c,v 1.8 2007/03/04 06:02:12 christos Exp $
*
* last edit-date: [Fri Jan 5 11:37:22 2001]
*
* -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
*
*---------------------------------------------------------------------------*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: isic_isa_tel_s016.c,v 1.8 2007/03/04 06:02:12 christos Exp $");
#include "opt_isicisa.h"
#ifdef ISICISA_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>
#if defined(__NetBSD__) && __NetBSD_Version__ >= 104230000
#include <sys/callout.h>
#endif
#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 <netisdn/i4b_debug.h>
#include <netisdn/i4b_ioctl.h>
#endif
#include <netisdn/i4b_global.h>
#include <netisdn/i4b_debug.h>
#include <netisdn/i4b_l2.h>
#include <netisdn/i4b_l1l2.h>
#include <netisdn/i4b_mbuf.h>
#include <dev/ic/isic_l1.h>
#include <dev/ic/isac.h>
#include <dev/ic/hscx.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(struct isic_softc *sc, int what, bus_size_t offs);
static void tels016_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data);
static void tels016_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size);
static void tels016_write_fifo(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 = &l1_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 = (void *) 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 = (void *) ((dev->id_maddr) + 0x100);
/* setup HSCX base addr */
HSCX_A_BASE = (void *) ((dev->id_maddr) + 0x180);
HSCX_B_BASE = (void *) ((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 = &l1_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 /* ISICISA_TEL_S0_16 */
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