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NetBSD/sys/dev/isapnp/isic_isapnp_sws.c

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/*
* Copyright (c) 1998 German Tischler. 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.
*
*---------------------------------------------------------------------------
*
* Card format:
*
* iobase + 0 : reset on (0x03)
* iobase + 1 : reset off (0x0)
* iobase + 2 : isac read/write
* iobase + 3 : hscx read/write ( offset 0-0x3f hscx0 ,
* offset 0x40-0x7f hscx1 )
* iobase + 4 : offset for indirect addressing
*
*---------------------------------------------------------------------------
*
* isic - I4B Siemens ISDN Chipset Driver for SWS cards
* ====================================================
*
* EXPERIMENTAL !!!!
* =================
*
* $Id: isic_isapnp_sws.c,v 1.8 2005/07/09 02:05:09 christos Exp $
*
* last edit-date: [Fri Jan 5 11:38:29 2001]
*
* -hm adding driver to i4b
* -hm adjustments for FreeBSD < 2.2.6, no PnP support yet
*
*---------------------------------------------------------------------------*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: isic_isapnp_sws.c,v 1.8 2005/07/09 02:05:09 christos Exp $");
#include "opt_isicpnp.h"
#ifdef ISICPNP_SEDLBAUER
#define SWS_RESON 0 /* reset on */
#define SWS_RESOFF 1 /* reset off */
#define SWS_ISAC 2 /* ISAC */
#define SWS_HSCX0 3 /* HSCX0 */
#define SWS_RW 4 /* indirect access register */
#define SWS_HSCX1 5 /* this is for fakeing that we mean hscx1, though */
/* access is done through hscx0 */
#define SWS_REGS 8 /* we use an area of 8 bytes for io */
#define SWS_BASE(X) ((unsigned int)X&~(SWS_REGS-1))
#define SWS_PART(X) ((unsigned int)X& (SWS_REGS-1))
#define SWS_ADDR(X) ((SWS_PART(X) == SWS_ISAC) ? (SWS_BASE(X)+SWS_ISAC) : (SWS_BASE(X)+SWS_HSCX0) )
#define SWS_REG(X,Y) ((SWS_PART(X) != SWS_HSCX1) ? Y : (Y+0x40) )
#define SWS_IDO(X) (SWS_BASE(X)+SWS_RW)
#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 <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>
#include <netisdn/i4b_global.h>
#include <netisdn/i4b_l2.h>
#include <netisdn/i4b_l1l2.h>
#endif
#include <dev/ic/isic_l1.h>
#include <dev/ic/isac.h>
#include <dev/ic/hscx.h>
#include <netisdn/i4b_global.h>
#include <netisdn/i4b_l1l2.h>
#include <netisdn/i4b_mbuf.h>
#ifndef __FreeBSD__
static u_int8_t sws_read_reg (struct isic_softc *sc, int what, bus_size_t offs);
static void sws_write_reg (struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data);
static void sws_read_fifo (struct isic_softc *sc, int what, void *buf, size_t size);
static void sws_write_fifo(struct isic_softc *sc, int what, const void *data, size_t size);
void isic_attach_sws(struct isic_softc *sc);
#endif
/*---------------------------------------------------------------------------*
* SWS P&P ISAC get fifo routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static void
sws_read_fifo(void *buf, const void *base, size_t len)
{
outb(SWS_IDO(base),SWS_REG(base,0));
insb(SWS_ADDR(base),buf,len);
}
#else
static void
sws_read_fifo(struct isic_softc *sc, int what, void *buf, size_t size)
{
bus_space_tag_t t = sc->sc_maps[0].t;
bus_space_handle_t h = sc->sc_maps[0].h;
switch (what) {
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, SWS_RW, 0);
bus_space_read_multi_1(t, h, SWS_ISAC, buf, size);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SWS_RW, 0);
bus_space_read_multi_1(t, h, SWS_HSCX0, buf, size);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SWS_RW, 0x40);
bus_space_read_multi_1(t, h, SWS_HSCX0, buf, size);
break;
}
}
#endif
/*---------------------------------------------------------------------------*
* SWS P&P ISAC put fifo routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static void
sws_write_fifo(void *base, const void *buf, size_t len)
{
outb (SWS_IDO(base),SWS_REG(base,0));
outsb(SWS_ADDR(base),buf,len);
}
#else
static void
sws_write_fifo(struct isic_softc *sc, int what, const void *buf, size_t size)
{
bus_space_tag_t t = sc->sc_maps[0].t;
bus_space_handle_t h = sc->sc_maps[0].h;
switch (what) {
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, SWS_RW, 0);
bus_space_write_multi_1(t, h, SWS_ISAC, buf, size);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SWS_RW, 0);
bus_space_write_multi_1(t, h, SWS_HSCX0, buf, size);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SWS_RW, 0x40);
bus_space_write_multi_1(t, h, SWS_HSCX0, buf, size);
break;
}
}
#endif
/*---------------------------------------------------------------------------*
* SWS P&P ISAC put register routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static void
sws_write_reg(u_char *base, u_int offset, u_int v)
{
outb(SWS_IDO(base),SWS_REG(base,offset));
outb(SWS_ADDR(base),v);
}
#else
static void
sws_write_reg(struct isic_softc *sc, int what, bus_size_t offs, u_int8_t data)
{
bus_space_tag_t t = sc->sc_maps[0].t;
bus_space_handle_t h = sc->sc_maps[0].h;
switch (what) {
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, SWS_RW, offs);
bus_space_write_1(t, h, SWS_ISAC, data);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SWS_RW, offs);
bus_space_write_1(t, h, SWS_HSCX0, data);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SWS_RW, 0x40+offs);
bus_space_write_1(t, h, SWS_HSCX0, data);
break;
}
}
#endif
/*---------------------------------------------------------------------------*
* SWS P&P ISAC get register routine
*---------------------------------------------------------------------------*/
#ifdef __FreeBSD__
static u_char
sws_read_reg(u_char *base, u_int offset)
{
outb(SWS_IDO(base),SWS_REG(base,offset));
return inb(SWS_ADDR(base));
}
#else
static u_int8_t
sws_read_reg(struct isic_softc *sc, int what, bus_size_t offs)
{
bus_space_tag_t t = sc->sc_maps[0].t;
bus_space_handle_t h = sc->sc_maps[0].h;
switch (what) {
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, SWS_RW, offs);
return bus_space_read_1(t, h, SWS_ISAC);
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SWS_RW, offs);
return bus_space_read_1(t, h, SWS_HSCX0);
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SWS_RW, 0x40+offs);
return bus_space_read_1(t, h, SWS_HSCX0);
}
return 0;
}
#endif
#ifdef __FreeBSD__
/* attach callback routine */
int
isic_attach_sws(struct isa_device *dev)
{
struct isic_softc *sc = &l1_sc[dev->id_unit];
/* fill in isic_softc structure */
sc->readreg = sws_read_reg;
sc->writereg = sws_write_reg;
sc->readfifo = sws_read_fifo;
sc->writefifo = sws_write_fifo;
sc->clearirq = NULL;
sc->sc_unit = dev->id_unit;
sc->sc_irq = dev->id_irq;
sc->sc_port = dev->id_iobase;
sc->sc_cardtyp = CARD_TYPEP_SWS;
sc->sc_bustyp = BUS_TYPE_IOM2;
sc->sc_ipac = 0;
sc->sc_bfifolen = HSCX_FIFO_LEN;
dev->id_msize = 0;
ISAC_BASE = (caddr_t) (((u_int) sc->sc_port) + SWS_ISAC);
HSCX_A_BASE = (caddr_t) (((u_int) sc->sc_port) + SWS_HSCX0);
HSCX_B_BASE = (caddr_t) (((u_int) sc->sc_port) + SWS_HSCX1);
/*
* Read HSCX A/B VSTR. Expected value for the SWS PnP card is
* 0x05 ( = version 2.1 ) 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 SWS 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);
}
/* reset card */
outb( ((u_int) sc->sc_port) + SWS_RESON , 0x3);
DELAY(SEC_DELAY / 5);
outb( ((u_int) sc->sc_port) + SWS_RESOFF, 0);
DELAY(SEC_DELAY / 5);
return(1);
}
#else /* !__FreeBSD__ */
void
isic_attach_sws(struct isic_softc *sc)
{
/* setup access routines */
sc->readreg = sws_read_reg;
sc->writereg = sws_write_reg;
sc->readfifo = sws_read_fifo;
sc->writefifo = sws_write_fifo;
/* setup card type */
sc->sc_cardtyp = CARD_TYPEP_SWS;
/* setup IOM bus type */
sc->sc_bustyp = BUS_TYPE_IOM2;
sc->sc_ipac = 0;
sc->sc_bfifolen = HSCX_FIFO_LEN;
/*
* Read HSCX A/B VSTR. Expected value for the SWS PnP card is
* 0x05 ( = version 2.1 ) in the least significant bits.
*/
if( ((HSCX_READ(0, H_VSTR) & 0xf) != 0x5) ||
((HSCX_READ(1, H_VSTR) & 0xf) != 0x5) )
{
printf("%s: HSCX VSTR test failed for SWS PnP\n",
sc->sc_dev.dv_xname);
printf("%s: HSC0: VSTR: %#x\n",
sc->sc_dev.dv_xname, HSCX_READ(0, H_VSTR));
printf("%s: HSC1: VSTR: %#x\n",
sc->sc_dev.dv_xname, HSCX_READ(1, H_VSTR));
return;
}
/* reset 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, SWS_RESON, 0x3);
DELAY(SEC_DELAY / 5);
bus_space_write_1(t, h, SWS_RESOFF, 0);
DELAY(SEC_DELAY / 5);
}
}
#endif /* !__FreeBSD__ */
#endif /* ISICPNP_SEDLBAUER */
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