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/* $OpenBSD: adw_pci.c,v 1.7 2001/04/11 04:05:17 krw Exp $ */
/* $NetBSD: adw_pci.c,v 1.7 2000/05/26 15:13:46 dante Exp $ */
/*
* Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* Author: Baldassare Dante Profeta <dante@mclink.it>
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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.
*/
/*
* Device probe and attach routines for the following
* Advanced Systems Inc. SCSI controllers:
*
* ABP-940UW - Bus-Master PCI Ultra-Wide (253 CDB)
* ABP-940UW (68) - Bus-Master PCI Ultra-Wide (253 CDB)
* ABP-940UWD - Bus-Master PCI Ultra-Wide (253 CDB)
* ABP-970UW - Bus-Master PCI Ultra-Wide (253 CDB)
* ASB-3940UW - Bus-Master PCI Ultra-Wide (253 CDB)
* ASB-3940U2W-00 - Bus-Master PCI Ultra2-Wide (253 CDB)
* ASB-3940U3W-00 - Bus-Master PCI Ultra3-Wide (253 CDB)
*/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/malloc.h>
#include <sys/kernel.h>
#include <sys/queue.h>
#include <sys/device.h>
#include <sys/timeout.h>
#include <machine/bus.h>
#include <machine/intr.h>
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
#include <dev/ic/adwlib.h>
#include <dev/microcode/adw/adwmcode.h>
#include <dev/ic/adw.h>
/******************************************************************************/
#define PCI_BASEADR_IO 0x10
/******************************************************************************/
static int adw_pci_match __P((struct device *, void *, void *));
static void adw_pci_attach __P((struct device *, struct device *, void *));
struct cfattach adw_pci_ca =
{
sizeof(ADW_SOFTC), adw_pci_match, adw_pci_attach
};
/******************************************************************************/
/*
* Check the slots looking for a board we recognise
* If we find one, note it's address (slot) and call
* the actual probe routine to check it out.
*/
static int
adw_pci_match(parent, match, aux)
struct device *parent;
void *match;
void *aux;
{
struct pci_attach_args *pa = aux;
if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ADVSYS)
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_ADVSYS_WIDE:
case PCI_PRODUCT_ADVSYS_U2W:
case PCI_PRODUCT_ADVSYS_U3W:
return (1);
}
return 0;
}
static void
adw_pci_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct pci_attach_args *pa = aux;
ADW_SOFTC *sc = (void *) self;
bus_space_tag_t iot;
bus_space_handle_t ioh;
pci_intr_handle_t ih;
pci_chipset_tag_t pc = pa->pa_pc;
u_int32_t command;
const char *intrstr;
/*
* Set chip type
*/
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_ADVSYS_WIDE:
sc->chip_type = ADW_CHIP_ASC3550;
break;
case PCI_PRODUCT_ADVSYS_U2W:
sc->chip_type = ADW_CHIP_ASC38C0800;
break;
case PCI_PRODUCT_ADVSYS_U3W:
sc->chip_type = ADW_CHIP_ASC38C1600;
break;
default:
printf("\n%s: unknown model: %d\n", sc->sc_dev.dv_xname,
PCI_PRODUCT(pa->pa_id));
return;
}
/*
* Make sure IO/MEM/MASTER are enabled
*/
command = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
command |= PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE |
PCI_COMMAND_MASTER_ENABLE;
pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command);
if ( (command & PCI_COMMAND_PARITY_ENABLE) == 0) {
sc->cfg.control_flag |= CONTROL_FLAG_IGNORE_PERR;
}
/*
* Map Device Registers for I/O
*/
if (pci_mapreg_map(pa, PCI_BASEADR_IO, PCI_MAPREG_TYPE_IO, 0,
&iot, &ioh, NULL, NULL)) {
printf("\n%s: unable to map device registers\n",
sc->sc_dev.dv_xname);
return;
}
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = pa->pa_dmat;
/*
* Initialize the board
*/
if (adw_init(sc)) {
printf("%s: adw_init failed", sc->sc_dev.dv_xname);
return;
}
/*
* Map Interrupt line
*/
if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin,
pa->pa_intrline, &ih)) {
printf("\n%s: couldn't map interrupt\n", sc->sc_dev.dv_xname);
return;
}
intrstr = pci_intr_string(pc, ih);
/*
* Establish Interrupt handler
*/
sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, adw_intr, sc,
sc->sc_dev.dv_xname);
if (sc->sc_ih == NULL) {
printf("\n%s: couldn't establish interrupt", sc->sc_dev.dv_xname);
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
return;
}
printf(": %s\n", intrstr);
/*
* Attach all the sub-devices we can find
*/
adw_attach(sc);
}
/******************************************************************************/
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