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/*
* Copyright (c) 1997, 2000 Hellmuth Michaelis. 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.
*
* 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.
*
*---------------------------------------------------------------------------
*
* isic - I4B Siemens ISDN Chipset Driver for ELSA MicroLink ISDN/PCI
* ==================================================================
*
* $Id: i4b_elsa_qs1p.c,v 1.4 2000/06/02 11:58:56 hm Exp $
*
* $FreeBSD$
*
* last edit-date: [Fri Oct 13 16:00:24 2000]
*
* Note: ELSA Quickstep 1000pro PCI = ELSA MicroLink ISDN/PCI
*
*---------------------------------------------------------------------------*/
#include "isic.h"
#include "opt_i4b.h"
#include "pci.h"
#if (NISIC > 0) && (NPCI > 0) && defined(ELSA_QS1PCI)
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <net/if.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/bus.h>
#include <sys/rman.h>
#include <pci/pcireg.h>
#include <pci/pcivar.h>
#include <machine/i4b_debug.h>
#include <machine/i4b_ioctl.h>
#include <i4b/layer1/isic/i4b_isic.h>
#include <i4b/layer1/isic/i4b_isac.h>
#include <i4b/layer1/isic/i4b_hscx.h>
#include <i4b/layer1/isic/i4b_ipac.h>
#define MEM0_MAPOFF 0
#define PORT0_MAPOFF 4
#define PORT1_MAPOFF 12
#define ELSA_PORT0_MAPOFF (PCIR_MAPS+PORT0_MAPOFF)
#define ELSA_PORT1_MAPOFF (PCIR_MAPS+PORT1_MAPOFF)
#define PCI_QS1000_DID 0x1000
#define PCI_QS1000_VID 0x1048
/* masks for register encoded in base addr */
#define ELSA_BASE_MASK 0x0ffff
#define ELSA_OFF_MASK 0xf0000
/* register id's to be encoded in base addr */
#define ELSA_IDISAC 0x00000
#define ELSA_IDHSCXA 0x10000
#define ELSA_IDHSCXB 0x20000
#define ELSA_IDIPAC 0x40000
/* offsets from base address */
#define ELSA_OFF_ALE 0x00
#define ELSA_OFF_RW 0x01
static int eqs1p_pci_probe(device_t dev);
static int eqs1p_pci_attach(device_t dev);
static device_method_t eqs1p_pci_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, eqs1p_pci_probe),
DEVMETHOD(device_attach, eqs1p_pci_attach),
{ 0, 0 }
};
static driver_t eqs1p_pci_driver = {
"isic",
eqs1p_pci_methods,
0
};
static devclass_t eqs1p_pci_devclass;
DRIVER_MODULE(eqs1p, pci, eqs1p_pci_driver, eqs1p_pci_devclass, 0, 0);
/*---------------------------------------------------------------------------*
* ELSA MicroLink ISDN/PCI fifo read routine
*---------------------------------------------------------------------------*/
static void
eqs1pp_read_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
{
bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[1]);
bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
switch(what)
{
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF);
bus_space_read_multi_1(t, h, ELSA_OFF_RW, buf, size);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF);
bus_space_read_multi_1(t, h, ELSA_OFF_RW, buf, size);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF);
bus_space_read_multi_1(t, h, ELSA_OFF_RW, buf, size);
break;
}
}
/*---------------------------------------------------------------------------*
* ELSA MicroLink ISDN/PCI fifo write routine
*---------------------------------------------------------------------------*/
static void
eqs1pp_write_fifo(struct l1_softc *sc, int what, void *buf, size_t size)
{
bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[1]);
bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
switch(what)
{
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF);
bus_space_write_multi_1(t, h, ELSA_OFF_RW, (u_int8_t*)buf, size);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF);
bus_space_write_multi_1(t, h, ELSA_OFF_RW, (u_int8_t*)buf, size);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF);
bus_space_write_multi_1(t, h, ELSA_OFF_RW, (u_int8_t*)buf, size);
break;
}
}
/*---------------------------------------------------------------------------*
* ELSA MicroLink ISDN/PCI register write routine
*---------------------------------------------------------------------------*/
static void
eqs1pp_write_reg(struct l1_softc *sc, int what, bus_size_t offs, u_int8_t data)
{
bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[1]);
bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
switch(what)
{
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF+offs);
bus_space_write_1(t, h, ELSA_OFF_RW, data);
break;
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF+offs);
bus_space_write_1(t, h, ELSA_OFF_RW, data);
break;
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF+offs);
bus_space_write_1(t, h, ELSA_OFF_RW, data);
break;
case ISIC_WHAT_IPAC:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_IPAC_OFF+offs);
bus_space_write_1(t, h, ELSA_OFF_RW, data);
break;
}
}
/*---------------------------------------------------------------------------*
* ELSA MicroLink ISDN/PCI register read routine
*---------------------------------------------------------------------------*/
static u_int8_t
eqs1pp_read_reg(struct l1_softc *sc, int what, bus_size_t offs)
{
bus_space_tag_t t = rman_get_bustag(sc->sc_resources.io_base[1]);
bus_space_handle_t h = rman_get_bushandle(sc->sc_resources.io_base[1]);
switch(what)
{
case ISIC_WHAT_ISAC:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_ISAC_OFF+offs);
return bus_space_read_1(t, h, ELSA_OFF_RW);
case ISIC_WHAT_HSCXA:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXA_OFF+offs);
return bus_space_read_1(t, h, ELSA_OFF_RW);
case ISIC_WHAT_HSCXB:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_HSCXB_OFF+offs);
return bus_space_read_1(t, h, ELSA_OFF_RW);
case ISIC_WHAT_IPAC:
bus_space_write_1(t, h, ELSA_OFF_ALE, IPAC_IPAC_OFF+offs);
return bus_space_read_1(t, h, ELSA_OFF_RW);
}
return 0;
}
/*---------------------------------------------------------------------------*
* avma1pp_probe - probe for a card
*---------------------------------------------------------------------------*/
static int
eqs1p_pci_probe(device_t dev)
{
if((pci_get_vendor(dev) == PCI_QS1000_VID) &&
(pci_get_device(dev) == PCI_QS1000_DID))
{
device_set_desc(dev, "ELSA MicroLink ISDN/PCI");
return(0);
}
return(ENXIO);
}
/*---------------------------------------------------------------------------*
* isic_attach_Eqs1pp - attach for ELSA MicroLink ISDN/PCI
*---------------------------------------------------------------------------*/
static int
eqs1p_pci_attach(device_t dev)
{
bus_space_tag_t t;
bus_space_handle_t h;
struct l1_softc *sc;
void *ih = 0;
int unit = device_get_unit(dev);
/* check max unit range */
if(unit >= ISIC_MAXUNIT)
{
printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for ELSA MicroLink ISDN/PCI!\n",
unit, unit);
return(ENXIO);
}
sc = &l1_sc[unit]; /* get softc */
sc->sc_unit = unit;
/* get io_base */
sc->sc_resources.io_rid[0] = ELSA_PORT0_MAPOFF;
if(!(sc->sc_resources.io_base[0] =
bus_alloc_resource(dev, SYS_RES_IOPORT,
&sc->sc_resources.io_rid[0],
0UL, ~0UL, 1, RF_ACTIVE)))
{
printf("isic%d: Couldn't get first iobase for ELSA MicroLink ISDN/PCI!\n", unit);
return(ENXIO);
}
sc->sc_resources.io_rid[1] = ELSA_PORT1_MAPOFF;
if(!(sc->sc_resources.io_base[1] =
bus_alloc_resource(dev, SYS_RES_IOPORT,
&sc->sc_resources.io_rid[1],
0UL, ~0UL, 1, RF_ACTIVE)))
{
printf("isic%d: Couldn't get second iobase for ELSA MicroLink ISDN/PCI!\n", unit);
isic_detach_common(dev);
return(ENXIO);
}
sc->sc_port = rman_get_start(sc->sc_resources.io_base[1]);
if(!(sc->sc_resources.irq =
bus_alloc_resource(dev, SYS_RES_IRQ,
&sc->sc_resources.irq_rid,
0UL, ~0UL, 1, RF_ACTIVE)))
{
printf("isic%d: Could not get irq for ELSA MicroLink ISDN/PCI!\n",unit);
isic_detach_common(dev);
return(ENXIO);
}
sc->sc_irq = rman_get_start(sc->sc_resources.irq);
/* setup access routines */
sc->clearirq = NULL;
sc->readreg = eqs1pp_read_reg;
sc->writereg = eqs1pp_write_reg;
sc->readfifo = eqs1pp_read_fifo;
sc->writefifo = eqs1pp_write_fifo;
/* setup card type */
sc->sc_cardtyp = CARD_TYPEP_ELSAQS1PCI;
/* setup IOM bus type */
sc->sc_bustyp = BUS_TYPE_IOM2;
/* setup chip type = IPAC ! */
sc->sc_ipac = 1;
sc->sc_bfifolen = IPAC_BFIFO_LEN;
if(isic_attach_common(dev))
{
isic_detach_common(dev);
return(ENXIO);
}
if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
(void(*)(void*))isicintr,
sc, &ih))
{
printf("isic%d: Couldn't set up irq for ELSA MicroLink ISDN/PCI!\n", unit);
isic_detach_common(dev);
return(ENXIO);
}
/* enable hscx/isac irq's */
IPAC_WRITE(IPAC_MASK, (IPAC_MASK_INT1 | IPAC_MASK_INT0));
IPAC_WRITE(IPAC_ACFG, 0); /* outputs are open drain */
IPAC_WRITE(IPAC_AOE, /* aux 5..2 are inputs, 7, 6 outputs */
(IPAC_AOE_OE5 | IPAC_AOE_OE4 | IPAC_AOE_OE3 | IPAC_AOE_OE2));
IPAC_WRITE(IPAC_ATX, 0xff); /* set all output lines high */
t = rman_get_bustag(sc->sc_resources.io_base[0]);
h = rman_get_bushandle(sc->sc_resources.io_base[0]);
bus_space_write_1(t, h, 0x4c, 0x41); /* enable card interrupt */
return(0);
}
#endif /* (NISIC > 0) && (NPCI > 0) && defined(ELSA_QS1PCI) */
|