2fd9d69993
enables the driver to work on current (I have not tested the isa part fully, but I suppose it should work). The patching from jlemon caused a crash at probe time. This is probably my fault not having added a comment for "RESET_SOFT" saying: "this resets all!". Submitted by: Hans Petter Selasky <hselasky@c2i.net>
442 lines
11 KiB
C
442 lines
11 KiB
C
/*
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* Copyright (c) 2000 Hans Petter Selasky. 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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* 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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*
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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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* i4b_ihfc_pnp.c - common hfc ISA PnP-bus interface
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* -------------------------------------------------
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*
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* - Everything which has got anything to to with "PnP" bus setup has
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* been put here, except the chip spesific "PnP" setup.
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*
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*
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* last edit-date: [Wed Jul 19 09:41:07 2000]
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*
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* $Id: i4b_ihfc_pnp.c,v 1.9 2000/09/19 13:50:36 hm Exp $
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*
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* $FreeBSD$
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*
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*---------------------------------------------------------------------------*/
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#include "ihfc.h"
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#if (NIHFC > 0)
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/socket.h>
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#include <net/if.h>
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#include <i4b/include/i4b_global.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/ihfc/i4b_ihfc.h>
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#include <i4b/layer1/ihfc/i4b_ihfc_ext.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/bus.h>
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#include <sys/rman.h>
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#include <isa/isavar.h>
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/*---------------------------------------------------------------------------*
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* Softc
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*---------------------------------------------------------------------------*/
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ihfc_sc_t ihfc_softc[IHFC_MAXUNIT];
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/*---------------------------------------------------------------------------*
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* Prototypes
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*---------------------------------------------------------------------------*/
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static int ihfc_isa_probe (device_t dev);
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static int ihfc_pnp_probe (device_t dev);
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static int ihfc_pnp_attach (device_t dev);
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static int ihfc_pnp_detach (device_t dev, u_int flag);
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static int ihfc_pnp_shutdown (device_t dev);
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const struct ihfc_pnp_ids
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{
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u_long vid; /* vendor id */
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int flag; /* */
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u_char hfc; /* chip type */
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u_char iirq; /* internal irq */
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u_short iio; /* internal io-address */
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u_char stdel; /* S/T delay compensation */
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}
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ihfc_pnp_ids[] =
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{
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{ 0x10262750, FLAG_TELES_S0_163C, HFC_S , 2, 0x200 , 0x2d},
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{ 0x20262750, FLAG_TELES_S0_163C, HFC_SP, 0, 0x000 , 0x0f},
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{ 0x1411d805, FLAG_ACER_P10 , HFC_S , 1, 0x300 , 0x0e},
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{ 0 }
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};
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typedef const struct ihfc_pnp_ids ihfc_id_t;
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/*---------------------------------------------------------------------------*
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* PCB layout
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*
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* IIRQx: Internal IRQ cross reference for a card
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* IRQx : Supported IRQ's for a card
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* IOx : Supported IO-bases for a card
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*
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* IO0, IRQ0, IIRQ0: TELEINT ISDN SPEED No. 1
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* IIRQ3: Teles 16.3c PnP (B version)
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*---------------------------------------------------------------------------*/
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/* IRQ -> 0 1 2 3 4 5 6 7 8 9 a b c d e f */
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#define IIRQ0 ((const u_char []){ 0, 0, 0, 1, 2, 3, 0, 4, 0, 0, 5, 6, 0, 0, 0, 0 })
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#define IRQ0 ((const u_char []){ 3, 4, 5, 7, 0xa, 0xb, 0 })
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#define IO0 ((const u_long []){ 0x300, 0x330, 0x278, 0x2e8, 0 })
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#define IIRQ3 ((const u_char []){ 0, 0, 0, 7, 0, 1, 0, 0, 0, 2, 3, 4, 5, 0, 0, 6 })
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/*---------------------------------------------------------------------------*
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* ISA PnP setup
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*---------------------------------------------------------------------------*/
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static device_method_t ihfc_pnp_methods[] =
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{
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DEVMETHOD(device_probe, ihfc_pnp_probe),
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DEVMETHOD(device_attach, ihfc_pnp_attach),
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DEVMETHOD(device_shutdown, ihfc_pnp_shutdown),
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{ 0, 0 }
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};
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static driver_t ihfc_pnp_driver =
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{
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"ihfc",
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ihfc_pnp_methods,
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0,
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};
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static devclass_t ihfc_devclass;
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DRIVER_MODULE(ihfcpnp, isa, ihfc_pnp_driver, ihfc_devclass, 0, 0);
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/*---------------------------------------------------------------------------*
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* probe for ISA "PnP" card
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*---------------------------------------------------------------------------*/
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int
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ihfc_pnp_probe(device_t dev)
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{
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u_int unit = device_get_unit(dev); /* get unit */
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u_int32_t vid = isa_get_vendorid(dev); /* vendor id */
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ihfc_id_t *ids = &ihfc_pnp_ids[0]; /* ids ptr */
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ihfc_sc_t *sc = &ihfc_softc[unit]; /* softc */
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u_char flag = 0; /* flag */
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void *dummy = 0; /* a dummy */
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HFC_VAR;
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if (unit >= IHFC_MAXUNIT)
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{
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printf("ihfc%d: Error, unit %d >= IHFC_MAXUNIT", unit, unit);
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return ENXIO;
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}
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if (!vid) return ihfc_isa_probe(dev);
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HFC_BEG;
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for ( ;(ids->vid); ids++)
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{
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if (ids->vid == vid)
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{
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flag = 0;
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bzero(sc, sizeof(ihfc_sc_t)); /* reset data structure.*
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* Zero is default for *
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* most, so calling the *
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* int. handler now will*
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* not be a problem. */
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S_IOBASE[0] = bus_alloc_resource(
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dev, SYS_RES_IOPORT, &S_IORID[0],
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0UL, ~0UL, 2, RF_ACTIVE
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);
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S_IRQ = bus_alloc_resource(
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dev, SYS_RES_IRQ, &S_IRQRID,
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0UL, ~0UL, 1, RF_ACTIVE
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);
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S_DLP = IHFC_DLP; /* set D-priority */
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S_HFC = ids->hfc; /* set chip type */
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S_I4BFLAG = ids->flag; /* set flag */
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S_NTMODE = IHFC_NTMODE; /* set mode */
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S_STDEL = ids->stdel; /* set delay */
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S_I4BUNIT = L0IHFCUNIT(unit); /* set "i4b" unit */
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S_TRACE = TRACE_OFF; /* set trace mask */
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S_UNIT = unit; /* set up unit numbers */
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if (S_IOBASE[0] && S_IRQ)
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{
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if (ids->iio)
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{
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S_IIO = ids->iio;
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S_IIRQ = ids->iirq;
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}
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else
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{
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S_IIO = rman_get_start(S_IOBASE[0]) & 0x3ff;
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S_IIRQ = IIRQ3[rman_get_start(S_IRQ) & 0xf];
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}
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/* setup interrupt routine now to avvoid stray *
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* interrupts. */
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bus_setup_intr(dev, S_IRQ, INTR_TYPE_NET, (void(*)(void*))
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HFC_INTR, sc, &dummy);
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flag = 1;
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if (!HFC_CONTROL(sc, 1))
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{
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HFC_END;
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return 0; /* success */
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}
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else
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{
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printf("ihfc%d: Chip seems corrupted. "
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"Please hard reboot your computer!\n",
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unit);
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}
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}
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ihfc_pnp_detach(dev, flag);
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}
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}
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HFC_END;
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return ENXIO; /* failure */
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}
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/*---------------------------------------------------------------------------*
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* probe for "ISA" cards
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*---------------------------------------------------------------------------*/
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int
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ihfc_isa_probe(device_t dev)
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{
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u_int unit = device_get_unit(dev); /* get unit */
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ihfc_sc_t *sc = &ihfc_softc[unit]; /* softc */
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const u_char *irq = &IRQ0[0]; /* irq's to try */
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const u_long *iobase = &IO0[0]; /* iobases to try */
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u_char flag = 0; /* flag */
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void *dummy = 0; /* a dummy */
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HFC_VAR;
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bzero(sc, sizeof(ihfc_sc_t)); /* reset data structure *
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* We must reset the *
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* datastructure here, *
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* else we risk zero-out *
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* our gotten resources. */
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HFC_BEG;
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j0: while(*irq) /* get supported IRQ */
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{
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if ((S_IRQ = bus_alloc_resource(
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dev, SYS_RES_IRQ, &S_IRQRID,
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*irq, *irq, 1, RF_ACTIVE
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)
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))
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break;
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else
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irq++;
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}
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while(*iobase) /* get supported IO-PORT */
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{
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if ((S_IOBASE[0] = bus_alloc_resource(
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dev, SYS_RES_IOPORT, &S_IORID[0],
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*iobase, *iobase, 2, RF_ACTIVE
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)
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))
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break;
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else
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iobase++;
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}
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flag = 0;
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if (*irq && *iobase) /* we got our resources, now test chip */
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{
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S_DLP = IHFC_DLP; /* set D-priority */
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S_HFC = HFC_1; /* set chip type */
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S_I4BFLAG = FLAG_TELEINT_NO_1; /* set flag */
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S_NTMODE = IHFC_NTMODE; /* set mode */
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S_STDEL = 0x00; /* set delay (not used) */
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S_I4BUNIT = L0IHFCUNIT(unit); /* set "i4b" unit */
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S_TRACE = TRACE_OFF; /* set trace mask */
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S_UNIT = unit; /* set up unit numbers */
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S_IIRQ = IIRQ0[*irq]; /* set internal irq */
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S_IIO = *iobase; /* set internal iobase */
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/* setup interrupt routine now to avvoid stray *
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* interrupts. */
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bus_setup_intr(dev, S_IRQ, INTR_TYPE_NET, (void(*)(void*))
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HFC_INTR, sc, &dummy);
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flag = 1;
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if (!HFC_CONTROL(sc, 1))
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{
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device_set_desc(dev, "TELEINT ISDN SPEED No. 1");
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HFC_END;
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return 0; /* success */
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}
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}
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ihfc_pnp_detach(dev, flag);
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if (*irq && *++iobase) goto j0; /* try again */
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HFC_END;
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printf("ihfc%d: Chip not found. "
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"A hard reboot may help!\n", unit);
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return ENXIO; /* failure */
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}
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/*---------------------------------------------------------------------------*
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* attach ISA "PnP" card
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*---------------------------------------------------------------------------*/
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int
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ihfc_pnp_attach(device_t dev)
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{
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u_int unit = device_get_unit(dev); /* get unit */
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ihfc_sc_t *sc = &ihfc_softc[unit]; /* softc */
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HFC_VAR;
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HFC_BEG;
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ihfc_B_linkinit(sc); /* Setup B-Channel linktabs */
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i4b_l1_mph_status_ind(S_I4BUNIT, STI_ATTACH, S_I4BFLAG, &ihfc_l1mux_func);
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HFC_INIT(sc, 0, 0, 1); /* Setup D - Channel */
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HFC_INIT(sc, 2, 0, 0); /* Init B1 - Channel */
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HFC_INIT(sc, 4, 0, 0); /* Init B2 - Channel */
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HFC_END;
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return 0; /* success */
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HFC_END;
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return ENXIO; /* failure */
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}
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/*---------------------------------------------------------------------------*
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* shutdown for our ISA PnP card
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*---------------------------------------------------------------------------*/
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int
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ihfc_pnp_shutdown(device_t dev)
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{
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u_int unit = device_get_unit(dev); /* get unit */
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ihfc_sc_t *sc = &ihfc_softc[unit]; /* softc */
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HFC_VAR;
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HFC_BEG;
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if (unit >= IHFC_MAXUNIT)
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{
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printf("ihfc%d: Error, unit %d >= IHFC_MAXUNIT", unit, unit);
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goto f0;
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}
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HFC_CONTROL(sc, 2); /* shutdown chip */
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HFC_END;
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return 0;
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f0:
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HFC_END;
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return ENXIO;
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}
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/*---------------------------------------------------------------------------*
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* detach for our ISA PnP card
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*
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* flag: bit[0] set: teardown interrupt handler too
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*---------------------------------------------------------------------------*/
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int
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ihfc_pnp_detach (device_t dev, u_int flag)
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{
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u_int unit = device_get_unit(dev); /* get unit */
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ihfc_sc_t *sc = &ihfc_softc[unit]; /* softc */
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u_char i;
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if (unit >= IHFC_MAXUNIT)
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{
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printf("ihfc%d: Error, unit %d >= IHFC_MAXUNIT", unit, unit);
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return 0;
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}
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/* free interrupt resources */
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if(S_IRQ)
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{
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if (flag & 1)
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{
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/* tear down interrupt handler */
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bus_teardown_intr(dev, S_IRQ, (void(*)(void *))HFC_INTR);
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}
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/* free irq */
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bus_release_resource(dev, SYS_RES_IRQ, S_IRQRID, S_IRQ);
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S_IRQRID = 0;
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S_IRQ = 0;
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}
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/* free iobases */
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for (i = IHFC_IO_BASES; i--;)
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{
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if(S_IOBASE[i])
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{
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bus_release_resource(dev, SYS_RES_IOPORT,
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S_IORID[i], S_IOBASE[i]);
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S_IORID[i] = 0;
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S_IOBASE[i] = 0;
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}
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}
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return 0;
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}
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#endif /* NIHFC > 0 */
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