5906e69ac2
i4bq931, i4b, isic, iwic, ifpi, ifpi2, ifpnp, ihfc, and itjc are no longer count devices. Also remove a few other instances of N<DEVICE> being used to control compilation of whole files. Reviewed by: hm
304 lines
8.9 KiB
C
304 lines
8.9 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, 2001 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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* $FreeBSD$
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*
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* last edit-date: [Wed Jan 24 09:27:58 2001]
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*
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*---------------------------------------------------------------------------*/
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#include "opt_i4b.h"
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#if defined(TEL_S0_8)
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <machine/md_var.h>
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#include <machine/i4b_ioctl.h>
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#include <machine/i4b_trace.h>
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#include <i4b/layer1/i4b_l1.h>
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#include <i4b/layer1/isic/i4b_isic.h>
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#include <i4b/layer1/isic/i4b_hscx.h>
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#define TELES_S08_MEMSIZE 0x1000
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static const bus_size_t offset[] = { 0x100, 0x180, 0x1c0 };
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/*---------------------------------------------------------------------------*
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* Teles S0/8 write register routine
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*---------------------------------------------------------------------------*/
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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 = rman_get_bustag(sc->sc_resources.mem);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
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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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/*---------------------------------------------------------------------------*
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* Teles S0/8 read register routine
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*---------------------------------------------------------------------------*/
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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 = rman_get_bustag(sc->sc_resources.mem);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
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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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/*---------------------------------------------------------------------------*
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* Teles S0/8 fifo write access
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*---------------------------------------------------------------------------*/
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static void
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tels08_write_fifo(struct l1_softc *sc, int what, void *data, size_t size)
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{
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bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
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bus_space_write_region_1(t, h, offset[what], data, size);
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}
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/*---------------------------------------------------------------------------*
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* Teles S0/8 fifo read access
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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 = rman_get_bustag(sc->sc_resources.mem);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
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bus_space_read_region_1(t, h, offset[what], buf, size);
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}
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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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int
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isic_probe_s08(device_t dev)
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{
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size_t unit = device_get_unit(dev); /* get unit */
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struct l1_softc *sc = 0; /* pointer to softc */
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void *ih = 0; /* dummy */
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/* check max unit range */
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if(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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unit, unit);
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return(ENXIO);
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}
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sc = &l1_sc[unit]; /* get pointer to softc */
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sc->sc_unit = unit; /* set unit */
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/* see if an io base was supplied */
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if((sc->sc_resources.io_base[0] =
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bus_alloc_resource(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[0],
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0ul, ~0ul, 1, RF_ACTIVE)))
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{
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/* the S0/8 is completely memory mapped ! */
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bus_release_resource(dev,SYS_RES_IOPORT,
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sc->sc_resources.io_rid[0],
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sc->sc_resources.io_base[0]);
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printf("isic%d: Error, iobase specified for Teles S0/8!\n", unit);
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return(ENXIO);
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}
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/* allocate memory */
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if(!(sc->sc_resources.mem =
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bus_alloc_resource(dev, SYS_RES_MEMORY,
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&sc->sc_resources.mem_rid,
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0ul, ~0ul, TELES_S08_MEMSIZE, RF_ACTIVE)))
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{
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printf("isic%d: Could not allocate memory for Teles S0/8!\n", unit);
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return(ENXIO);
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}
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/*
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* get virtual addr. it's just needed to see if it is in
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* the valid range
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*/
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sc->sc_vmem_addr = rman_get_virtual(sc->sc_resources.mem);
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/* check if inside memory range of 0xA0000 .. 0xDF000 */
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if((kvtop(sc->sc_vmem_addr) < 0xa0000) ||
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(kvtop(sc->sc_vmem_addr) > 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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unit, kvtop(sc->sc_vmem_addr));
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bus_release_resource(dev,SYS_RES_MEMORY,
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sc->sc_resources.mem_rid,
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sc->sc_resources.mem);
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sc->sc_resources.mem = 0;
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return(ENXIO);
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}
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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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sc->sc_cardtyp = CARD_TYPEP_8; /* setup card type */
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sc->sc_bustyp = BUS_TYPE_IOM1; /* setup IOM bus type */
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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, though we don't really need it */
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ISAC_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x100);
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/* setup HSCX base addr */
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HSCX_A_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x180);
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HSCX_B_BASE = (caddr_t)((sc->sc_vmem_addr) + 0x1c0);
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/* allocate our irq */
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if(!(sc->sc_resources.irq =
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bus_alloc_resource(dev, SYS_RES_IRQ,
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&sc->sc_resources.irq_rid,
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0ul, ~0ul, 1, RF_ACTIVE)))
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{
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printf("isic%d: Could not allocate irq for Teles S0/8!\n",unit);
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bus_release_resource(dev,SYS_RES_MEMORY,
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sc->sc_resources.mem_rid,
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sc->sc_resources.mem);
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sc->sc_resources.mem = 0;
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return ENXIO;
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}
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/* get the irq number */
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sc->sc_irq = rman_get_start(sc->sc_resources.irq);
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/* check IRQ validity */
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switch(sc->sc_irq)
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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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unit, sc->sc_irq);
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bus_release_resource(dev,SYS_RES_IRQ,
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sc->sc_resources.irq_rid,
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sc->sc_resources.irq);
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sc->sc_resources.irq = 0;
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bus_release_resource(dev,SYS_RES_MEMORY,
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sc->sc_resources.mem_rid,
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sc->sc_resources.mem);
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sc->sc_resources.mem = 0;
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return(ENXIO);
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break;
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}
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/* register interupt routine */
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bus_setup_intr(dev, sc->sc_resources.irq,
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INTR_TYPE_NET,
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(void(*)(void *))(isicintr),
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sc, &ih);
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return (0);
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}
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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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isic_attach_s08(device_t dev)
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{
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struct l1_softc *sc = &l1_sc[device_get_unit(dev)];
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bus_space_tag_t t = rman_get_bustag(sc->sc_resources.mem);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.mem);
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/* set card off */
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bus_space_write_1(t, h, 0x80, 0);
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DELAY(SEC_DELAY / 5);
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/* set card on */
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bus_space_write_1(t, h, 0x80, 1);
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DELAY(SEC_DELAY / 5);
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return 0;
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}
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#endif /* defined(TEL_S0_8) */
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