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/* $OpenBSD: adv_pci.c,v 1.1 1998/09/27 03:38:09 downsj Exp $ */
/* $NetBSD: adv_pci.c,v 1.4 1998/08/31 17:15:25 dante Exp $ */
/*
* Copyright (c) 1998 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:
*
* Connectivity Products:
* ABP920 - Bus-Master PCI (16 CDB)
* ABP930 - Bus-Master PCI (16 CDB) (Footnote 2)
* ABP930U - Bus-Master PCI Ultra (16 CDB)
* ABP930UA - Bus-Master PCI Ultra (16 CDB)
* ABP960 - Bus-Master PCI MAC/PC (16 CDB) (Footnote 1)
* ABP960U - Bus-Master PCI MAC/PC Ultra (16 CDB) (Footnote 1)
*
* Single Channel Products:
* ABP940 - Bus-Master PCI (240 CDB)
* ABP940U - Bus-Master PCI Ultra (240 CDB)
* ABP970 - Bus-Master PCI MAC/PC (240 CDB)
* ABP970U - Bus-Master PCI MAC/PC Ultra (240 CDB)
* ABP940UW - Bus-Master PCI Ultra-Wide (240 CDB)
*
* Multi Channel Products:
* ABP950 - Dual Channel Bus-Master PCI (240 CDB Per Channel)
* ABP980 - Four Channel Bus-Master PCI (240 CDB Per Channel)
* ABP980U - Four Channel Bus-Master PCI Ultra (240 CDB Per Channel)
*
* Footnotes:
* 1. This board has been sold by Iomega as a Jaz Jet PCI adapter.
* 2. This board has been sold by SIIG as the Fast SCSI Pro PCI.
*/
#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 <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/adv.h>
#include <dev/ic/advlib.h>
/******************************************************************************/
#define PCI_CBIO 0x10
/******************************************************************************/
int adv_pci_match __P((struct device *, void *, void *));
void adv_pci_attach __P((struct device *, struct device *, void *));
struct cfattach adv_pci_ca =
{
sizeof(ASC_SOFTC), adv_pci_match, adv_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.
*/
int
adv_pci_match(parent, match, aux)
struct device *parent;
void *match, *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_1200A:
case PCI_PRODUCT_ADVSYS_1200B:
case PCI_PRODUCT_ADVSYS_ULTRA:
return (1);
case PCI_PRODUCT_ADVSYS_2300:
return (0);
}
return 0;
}
void
adv_pci_attach(parent, self, aux)
struct device *parent, *self;
void *aux;
{
struct pci_attach_args *pa = aux;
ASC_SOFTC *sc = (void *) self;
bus_space_handle_t ioh;
bus_addr_t advbase;
bus_size_t advsize;
pci_intr_handle_t ih;
pci_chipset_tag_t pc = pa->pa_pc;
u_int32_t command;
const char *intrstr;
int retval;
sc->sc_flags = 0x0;
if ((PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ADVSYS) &&
(PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_2300)) {
sc->sc_flags |= ASC_WIDE_BOARD;
printf("(unsupported wide board)");
}
/*
* Make sure IO/MEM/MASTER are enabled
*/
command = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
if ((command & (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE |
PCI_COMMAND_MASTER_ENABLE)) !=
(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 | (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE |
PCI_COMMAND_MASTER_ENABLE));
}
/*
* Latency timer settings.
*/
{
u_int32_t bhlcr;
bhlcr = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_BHLC_REG);
if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200A ||
PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_1200B) {
bhlcr &= 0xFFFF00FFul;
pci_conf_write(pa->pa_pc, pa->pa_tag,
PCI_BHLC_REG, bhlcr);
} else if ((PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ADVSYS_ULTRA) &&
(PCI_LATTIMER(bhlcr) < 0x20)) {
bhlcr &= 0xFFFF00FFul;
bhlcr |= 0x00002000ul;
pci_conf_write(pa->pa_pc, pa->pa_tag,
PCI_BHLC_REG, bhlcr);
}
}
/*
* Map Device Registers for I/O
*/
retval = pci_io_find(pc, pa->pa_tag, PCI_CBIO, &advbase, &advsize);
if (retval == 0)
retval = bus_space_map(pa->pa_iot, advbase, advsize, 0, &ioh);
if (retval) {
printf("\n%s: unable to map device registers\n",
sc->sc_dev.dv_xname);
return;
}
sc->sc_iot = pa->pa_iot;
sc->sc_ioh = ioh;
sc->sc_dmat = pa->pa_dmat;
sc->pci_device_id = pa->pa_id;
sc->bus_type = ASC_IS_PCI;
/*
* Initialize the board
*/
if (adv_init(sc))
panic("adv_pci_attach: adv_init failed");
/*
* 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, adv_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
*/
adv_attach(sc);
}
/******************************************************************************/
|
