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NetBSD/sys/dev/pcmcia/isic_pcmcia_sbspeedstar2.c
christos 2765468799 remove unused
2014-03-23 02:44:19 +00:00

248 lines
7.6 KiB
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/*-
* Copyright (c) 2002 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Martin Husemann <martin@NetBSD.org>.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: isic_pcmcia_sbspeedstar2.c,v 1.13 2014/03/23 02:50:08 christos Exp $");
#include "opt_isicpcmcia.h"
#ifdef ISICPCMCIA_SBSPEEDSTAR2
/*
* Card format:
*
* iobase + 0 : reset on (0x03), off (0x0)
* iobase + 1 : isac read/write
* iobase + 2 : hscx read/write ( offset 0-0x3f hscx0 ,
* offset 0x40-0x7f hscx1 )
* iobase + 4 : address register
*
*/
#define SBSS_RESET 0 /* reset on / off */
#define SBSS_ISAC 1 /* ISAC */
#define SBSS_HSCX 2 /* HSCX0 */
#define SBSS_RW 4 /* indirect access register */
#define SBSS_REGS 8 /* we use an area of 8 bytes for io */
#include <sys/param.h>
#include <sys/callout.h>
#include <sys/kernel.h>
#include <sys/systm.h>
#include <sys/mbuf.h>
#include <sys/device.h>
#include <sys/bus.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netisdn/i4b_debug.h>
#include <netisdn/i4b_ioctl.h>
#include <netisdn/i4b_l2.h>
#include <netisdn/i4b_l1l2.h>
#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>
#include <dev/pcmcia/pcmciareg.h>
#include <dev/pcmcia/pcmciavar.h>
#include <dev/pcmcia/isic_pcmcia.h>
/*---------------------------------------------------------------------------*
* Sedlbauer SpeedStar ISAC get fifo routine
*---------------------------------------------------------------------------*/
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, SBSS_RW, 0);
bus_space_read_multi_1(t, h, SBSS_ISAC, buf, size);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SBSS_RW, 0);
bus_space_read_multi_1(t, h, SBSS_HSCX, buf, size);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SBSS_RW, 0x40);
bus_space_read_multi_1(t, h, SBSS_HSCX, buf, size);
break;
}
}
/*---------------------------------------------------------------------------*
* Sedlbauer SpeedStar ISAC put fifo routine
*---------------------------------------------------------------------------*/
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, SBSS_RW, 0);
bus_space_write_multi_1(t, h, SBSS_ISAC, buf, size);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SBSS_RW, 0);
bus_space_write_multi_1(t, h, SBSS_HSCX, buf, size);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SBSS_RW, 0x40);
bus_space_write_multi_1(t, h, SBSS_HSCX, buf, size);
break;
}
}
/*---------------------------------------------------------------------------*
* Sedlbauer SpeedStar ISAC put register routine
*---------------------------------------------------------------------------*/
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, SBSS_RW, offs);
bus_space_write_1(t, h, SBSS_ISAC, data);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SBSS_RW, offs);
bus_space_write_1(t, h, SBSS_HSCX, data);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SBSS_RW, 0x40+offs);
bus_space_write_1(t, h, SBSS_HSCX, data);
break;
}
}
/*---------------------------------------------------------------------------*
* Sedlbauer SpeedStar ISAC get register routine
*---------------------------------------------------------------------------*/
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, SBSS_RW, offs);
return bus_space_read_1(t, h, SBSS_ISAC);
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, SBSS_RW, offs);
return bus_space_read_1(t, h, SBSS_HSCX);
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, SBSS_RW, 0x40+offs);
return bus_space_read_1(t, h, SBSS_HSCX);
}
return 0;
}
/*
* XXX - one time only! Some of this has to go into an enable
* function, with apropriate counterpart in disable, so a card
* could be removed an inserted again.
*/
int
isic_attach_sbspeedstar2(struct pcmcia_isic_softc *psc, struct pcmcia_config_entry *cfe, struct pcmcia_attach_args *pa)
{
struct isic_softc * sc = &psc->sc_isic;
/* Validate config info */
if (cfe->num_memspace != 0)
printf(": unexpected number of memory spaces %d should be 0\n",
cfe->num_memspace);
if (cfe->num_iospace != 1)
printf(": unexpected number of memory spaces %d should be 1\n",
cfe->num_iospace);
/* Allocate pcmcia space */
if (pcmcia_io_alloc(pa->pf, 0, cfe->iospace[0].length,
cfe->iospace[0].length, &psc->sc_pcioh))
printf(": can't allocate i/o space\n");
/* map them */
if (pcmcia_io_map(pa->pf, ((cfe->flags & PCMCIA_CFE_IO16) ?
PCMCIA_WIDTH_IO16 : PCMCIA_WIDTH_IO8), &psc->sc_pcioh,
&psc->sc_io_window)) {
printf(": can't map i/o space\n");
return 0;
}
/* Setup bus space maps */
sc->sc_num_mappings = 1;
MALLOC_MAPS(sc);
/* Copy our handles/tags to the MI maps */
sc->sc_maps[0].t = psc->sc_pcioh.iot;
sc->sc_maps[0].h = psc->sc_pcioh.ioh;
sc->sc_maps[0].offset = 0;
sc->sc_maps[0].size = 0; /* not our mapping */
/* setup access routines */
sc->readreg = sws_read_reg;
sc->writereg = sws_write_reg;
sc->readfifo = sws_read_fifo;
sc->writefifo = sws_write_fifo;
/* setup IOM bus type */
sc->sc_bustyp = BUS_TYPE_IOM2;
sc->sc_ipac = 0;
sc->sc_bfifolen = HSCX_FIFO_LEN;
/* reset card */
{
bus_space_tag_t t1 = sc->sc_maps[0].t;
bus_space_handle_t h1 = sc->sc_maps[0].h;
bus_space_write_1(t1, h1, SBSS_RESET, 0x3);
DELAY(SEC_DELAY / 5);
bus_space_write_1(t1, h1, SBSS_RESET, 0);
DELAY(SEC_DELAY / 5);
}
return 1;
}
#endif /* ISICPCMCIA_SBSPEEDSTAR2 */
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