352 lines
10 KiB
C
352 lines
10 KiB
C
/*
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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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* 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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* isic - I4B Siemens ISDN Chipset Driver for ELSA MicroLink ISDN/PCI
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* ==================================================================
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* last edit-date: [Wed Jan 24 09:09:28 2001]
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*
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* Note: ELSA Quickstep 1000pro PCI = ELSA MicroLink ISDN/PCI
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*
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*---------------------------------------------------------------------------*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_i4b.h"
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#if defined(ELSA_QS1PCI)
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#include <sys/param.h>
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#include <sys/kernel.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/bus.h>
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#include <sys/bus.h>
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#include <sys/rman.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <machine/i4b_ioctl.h>
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#include <i4b/layer1/isic/i4b_isic.h>
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#include <i4b/layer1/isic/i4b_ipac.h>
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#define MEM0_BAR 0
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#define PORT0_BAR 1
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#define PORT1_BAR 3
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#define ELSA_PORT0_MAPOFF PCIR_BAR(PORT0_BAR)
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#define ELSA_PORT1_MAPOFF PCIR_BAR(PORT1_BAR)
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#define PCI_QS1000_DID 0x1000
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#define PCI_QS1000_VID 0x1048
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/* masks for register encoded in base addr */
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#define ELSA_BASE_MASK 0x0ffff
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#define ELSA_OFF_MASK 0xf0000
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/* register id's to be encoded in base addr */
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#define ELSA_IDISAC 0x00000
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#define ELSA_IDHSCXA 0x10000
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#define ELSA_IDHSCXB 0x20000
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#define ELSA_IDIPAC 0x40000
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/* offsets from base address */
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#define ELSA_OFF_ALE 0x00
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#define ELSA_OFF_RW 0x01
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static int eqs1p_pci_probe(device_t dev);
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static int eqs1p_pci_attach(device_t dev);
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static device_method_t eqs1p_pci_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, eqs1p_pci_probe),
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DEVMETHOD(device_attach, eqs1p_pci_attach),
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{ 0, 0 }
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};
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static driver_t eqs1p_pci_driver = {
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"isic",
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eqs1p_pci_methods,
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0
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};
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static devclass_t eqs1p_pci_devclass;
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DRIVER_MODULE(eqs1p, pci, eqs1p_pci_driver, eqs1p_pci_devclass, 0, 0);
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/*---------------------------------------------------------------------------*
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* ELSA MicroLink ISDN/PCI fifo read routine
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*---------------------------------------------------------------------------*/
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static void
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eqs1pp_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.io_base[1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
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switch(what)
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{
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case ISIC_WHAT_ISAC:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF);
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bus_space_read_multi_1(t, h, ELSA_OFF_RW, buf, size);
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break;
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case ISIC_WHAT_HSCXA:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF);
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bus_space_read_multi_1(t, h, ELSA_OFF_RW, buf, size);
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break;
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case ISIC_WHAT_HSCXB:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF);
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bus_space_read_multi_1(t, h, ELSA_OFF_RW, buf, size);
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break;
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}
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}
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/*---------------------------------------------------------------------------*
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* ELSA MicroLink ISDN/PCI fifo write routine
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*---------------------------------------------------------------------------*/
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static void
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eqs1pp_write_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.io_base[1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
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switch(what)
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{
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case ISIC_WHAT_ISAC:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF);
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bus_space_write_multi_1(t, h, ELSA_OFF_RW, (u_int8_t*)buf, size);
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break;
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case ISIC_WHAT_HSCXA:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF);
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bus_space_write_multi_1(t, h, ELSA_OFF_RW, (u_int8_t*)buf, size);
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break;
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case ISIC_WHAT_HSCXB:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF);
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bus_space_write_multi_1(t, h, ELSA_OFF_RW, (u_int8_t*)buf, size);
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break;
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}
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}
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/*---------------------------------------------------------------------------*
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* ELSA MicroLink ISDN/PCI register write routine
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*---------------------------------------------------------------------------*/
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static void
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eqs1pp_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.io_base[1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
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switch(what)
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{
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case ISIC_WHAT_ISAC:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF+offs);
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bus_space_write_1(t, h, ELSA_OFF_RW, data);
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break;
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case ISIC_WHAT_HSCXA:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF+offs);
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bus_space_write_1(t, h, ELSA_OFF_RW, data);
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break;
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case ISIC_WHAT_HSCXB:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF+offs);
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bus_space_write_1(t, h, ELSA_OFF_RW, data);
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break;
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case ISIC_WHAT_IPAC:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_IPAC_OFF+offs);
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bus_space_write_1(t, h, ELSA_OFF_RW, data);
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break;
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}
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}
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/*---------------------------------------------------------------------------*
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* ELSA MicroLink ISDN/PCI register read routine
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*---------------------------------------------------------------------------*/
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static u_int8_t
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eqs1pp_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.io_base[1]);
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bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
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switch(what)
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{
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case ISIC_WHAT_ISAC:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF+offs);
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return bus_space_read_1(t, h, ELSA_OFF_RW);
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case ISIC_WHAT_HSCXA:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF+offs);
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return bus_space_read_1(t, h, ELSA_OFF_RW);
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case ISIC_WHAT_HSCXB:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF+offs);
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return bus_space_read_1(t, h, ELSA_OFF_RW);
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case ISIC_WHAT_IPAC:
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bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_IPAC_OFF+offs);
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return bus_space_read_1(t, h, ELSA_OFF_RW);
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*
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* avma1pp_probe - probe for a card
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*---------------------------------------------------------------------------*/
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static int
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eqs1p_pci_probe(device_t dev)
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{
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if((pci_get_vendor(dev) == PCI_QS1000_VID) &&
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(pci_get_device(dev) == PCI_QS1000_DID))
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{
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device_set_desc(dev, "ELSA MicroLink ISDN/PCI");
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return(0);
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}
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return(ENXIO);
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}
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/*---------------------------------------------------------------------------*
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* isic_attach_Eqs1pp - attach for ELSA MicroLink ISDN/PCI
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*---------------------------------------------------------------------------*/
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static int
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eqs1p_pci_attach(device_t dev)
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{
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bus_space_tag_t t;
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bus_space_handle_t h;
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struct l1_softc *sc;
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void *ih = 0;
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int unit = device_get_unit(dev);
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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 ELSA MicroLink ISDN/PCI!\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 softc */
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sc->sc_unit = unit;
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/* get io_base */
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sc->sc_resources.io_rid[0] = ELSA_PORT0_MAPOFF;
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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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printf("isic%d: Couldn't get first iobase for ELSA MicroLink ISDN/PCI!\n", unit);
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return(ENXIO);
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}
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sc->sc_resources.io_rid[1] = ELSA_PORT1_MAPOFF;
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if(!(sc->sc_resources.io_base[1] =
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bus_alloc_resource(dev, SYS_RES_IOPORT,
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&sc->sc_resources.io_rid[1],
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0UL, ~0UL, 1, RF_ACTIVE)))
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{
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printf("isic%d: Couldn't get second iobase for ELSA MicroLink ISDN/PCI!\n", unit);
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isic_detach_common(dev);
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return(ENXIO);
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}
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sc->sc_port = rman_get_start(sc->sc_resources.io_base[1]);
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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 | RF_SHAREABLE)))
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{
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printf("isic%d: Could not get irq for ELSA MicroLink ISDN/PCI!\n",unit);
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isic_detach_common(dev);
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return(ENXIO);
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}
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sc->sc_irq = rman_get_start(sc->sc_resources.irq);
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/* setup access routines */
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sc->clearirq = NULL;
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sc->readreg = eqs1pp_read_reg;
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sc->writereg = eqs1pp_write_reg;
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sc->readfifo = eqs1pp_read_fifo;
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sc->writefifo = eqs1pp_write_fifo;
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/* setup card type */
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sc->sc_cardtyp = CARD_TYPEP_ELSAQS1PCI;
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/* setup IOM bus type */
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sc->sc_bustyp = BUS_TYPE_IOM2;
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/* setup chip type = IPAC ! */
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sc->sc_ipac = 1;
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sc->sc_bfifolen = IPAC_BFIFO_LEN;
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if(isic_attach_common(dev))
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{
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isic_detach_common(dev);
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return(ENXIO);
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}
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if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
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(void(*)(void*))isicintr,
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sc, &ih))
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{
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printf("isic%d: Couldn't set up irq for ELSA MicroLink ISDN/PCI!\n", unit);
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isic_detach_common(dev);
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return(ENXIO);
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}
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/* enable hscx/isac irq's */
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IPAC_WRITE(IPAC_MASK, (IPAC_MASK_INT1 | IPAC_MASK_INT0));
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IPAC_WRITE(IPAC_ACFG, 0); /* outputs are open drain */
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IPAC_WRITE(IPAC_AOE, /* aux 5..2 are inputs, 7, 6 outputs */
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(IPAC_AOE_OE5 | IPAC_AOE_OE4 | IPAC_AOE_OE3 | IPAC_AOE_OE2));
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IPAC_WRITE(IPAC_ATX, 0xff); /* set all output lines high */
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t = rman_get_bustag(sc->sc_resources.io_base[0]);
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h = rman_get_bushandle(sc->sc_resources.io_base[0]);
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bus_space_write_1(t, h, 0x4c, 0x41); /* enable card interrupt */
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return(0);
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}
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#endif /* defined(ELSA_QS1PCI) */
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