NetBSD/sys/dev/pci/ciss_pci.c

355 lines
8.1 KiB
C

/* $NetBSD: ciss_pci.c,v 1.11 2014/03/29 19:28:24 christos Exp $ */
/* $OpenBSD: ciss_pci.c,v 1.9 2005/12/13 15:56:01 brad Exp $ */
/*
* Copyright (c) 2005 Michael Shalayeff
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ciss_pci.c,v 1.11 2014/03/29 19:28:24 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/device.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcivar.h>
#include <sys/bus.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsipi_disk.h>
#include <dev/scsipi/scsipiconf.h>
#include <dev/ic/cissreg.h>
#include <dev/ic/cissvar.h>
#define CISS_BAR 0x10
int ciss_pci_match(device_t, cfdata_t, void *);
void ciss_pci_attach(device_t, device_t, void *);
CFATTACH_DECL_NEW(ciss_pci, sizeof(struct ciss_softc),
ciss_pci_match, ciss_pci_attach, NULL, NULL);
const struct {
int vendor;
int product;
const char *name;
} ciss_pci_devices[] = {
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA532,
"Compaq Smart Array 532"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA5300,
"Compaq Smart Array 5300 V1"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA5300_2,
"Compaq Smart Array 5300 V2"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA5312,
"Compaq Smart Array 5312"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA5i,
"Compaq Smart Array 5i"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA5i_2,
"Compaq Smart Array 5i V2"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA6i,
"Compaq Smart Array 6i"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA641,
"Compaq Smart Array 641"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA642,
"Compaq Smart Array 642"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA6400,
"Compaq Smart Array 6400"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA6400EM,
"Compaq Smart Array 6400EM"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA6422,
"Compaq Smart Array 6422"
},
{
PCI_VENDOR_COMPAQ,
PCI_PRODUCT_COMPAQ_CSA64XX,
"Compaq Smart Array 64XX"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSAE200,
"Smart Array E200"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSAE200I_1,
"HP Smart Array E200I-1"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSAE200I_2,
"HP Smart Array E200I-2"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSAE200I_3,
"HP Smart Array E200I-3"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSAP600,
"HP Smart Array P600"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSAP800,
"HP Smart Array P800"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSAV100,
"HP Smart Array V100"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_1,
"HP Smart Array 1"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_2,
"HP Smart Array 2"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_3,
"HP Smart Array 3"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_4,
"HP Smart Array 4"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_5,
"HP Smart Array 5"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_6,
"HP Smart Array 6"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_7,
"HP Smart Array 7"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_8,
"HP Smart Array 8"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_9,
"HP Smart Array 9"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_10,
"HP Smart Array 10"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_11,
"HP Smart Array 11"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_12,
"HP Smart Array 12"
},
{
PCI_VENDOR_HP,
PCI_PRODUCT_HP_HPSA_13,
"HP Smart Array 13"
},
{
0,
0,
NULL
}
};
int
ciss_pci_match(device_t parent, cfdata_t match, void *aux)
{
struct pci_attach_args *pa = aux;
pcireg_t reg = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
int i;
for (i = 0; ciss_pci_devices[i].vendor; i++)
{
if ((PCI_VENDOR(pa->pa_id) == ciss_pci_devices[i].vendor &&
PCI_PRODUCT(pa->pa_id) == ciss_pci_devices[i].product) ||
(PCI_VENDOR(reg) == ciss_pci_devices[i].vendor &&
PCI_PRODUCT(reg) == ciss_pci_devices[i].product))
return 1;
}
return 0;
}
void
ciss_pci_attach(device_t parent, device_t self, void *aux)
{
struct ciss_softc *sc = device_private(self);
struct pci_attach_args *pa = aux;
bus_size_t size, cfgsz;
pci_intr_handle_t ih;
const char *intrstr;
int cfg_bar, memtype;
pcireg_t reg = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
int i;
char intrbuf[PCI_INTRSTR_LEN];
sc->sc_dev = self;
for (i = 0; ciss_pci_devices[i].vendor; i++)
{
if ((PCI_VENDOR(pa->pa_id) == ciss_pci_devices[i].vendor &&
PCI_PRODUCT(pa->pa_id) == ciss_pci_devices[i].product) ||
(PCI_VENDOR(reg) == ciss_pci_devices[i].vendor &&
PCI_PRODUCT(reg) == ciss_pci_devices[i].product))
{
printf(": %s\n", ciss_pci_devices[i].name);
break;
}
}
memtype = pci_mapreg_type(pa->pa_pc, pa->pa_tag, CISS_BAR);
if (memtype != (PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT) &&
memtype != (PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_64BIT)) {
printf(": wrong BAR type\n");
return;
}
if (pci_mapreg_map(pa, CISS_BAR, memtype, 0,
&sc->sc_iot, &sc->sc_ioh, NULL, &size)) {
printf(": can't map controller i/o space\n");
return;
}
sc->sc_dmat = pa->pa_dmat;
sc->iem = CISS_READYENA;
reg = pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_SUBSYS_ID_REG);
if (PCI_VENDOR(reg) == PCI_VENDOR_COMPAQ &&
(PCI_PRODUCT(reg) == PCI_PRODUCT_COMPAQ_CSA5i ||
PCI_PRODUCT(reg) == PCI_PRODUCT_COMPAQ_CSA532 ||
PCI_PRODUCT(reg) == PCI_PRODUCT_COMPAQ_CSA5312))
sc->iem = CISS_READYENAB;
cfg_bar = bus_space_read_2(sc->sc_iot, sc->sc_ioh, CISS_CFG_BAR);
sc->cfgoff = bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_CFG_OFF);
if (cfg_bar != CISS_BAR) {
if (pci_mapreg_map(pa, cfg_bar, PCI_MAPREG_TYPE_MEM, 0,
NULL, &sc->cfg_ioh, NULL, &cfgsz)) {
printf(": can't map controller config space\n");
bus_space_unmap(sc->sc_iot, sc->sc_ioh, size);
return;
}
} else {
sc->cfg_ioh = sc->sc_ioh;
cfgsz = size;
}
if (sc->cfgoff + sizeof(struct ciss_config) > cfgsz) {
printf(": unfit config space\n");
bus_space_unmap(sc->sc_iot, sc->sc_ioh, size);
if (cfg_bar != CISS_BAR)
bus_space_unmap(sc->sc_iot, sc->cfg_ioh, cfgsz);
return;
}
/* disable interrupts until ready */
bus_space_write_4(sc->sc_iot, sc->sc_ioh, CISS_IMR,
bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_IMR) | sc->iem);
if (pci_intr_map(pa, &ih)) {
printf(": can't map interrupt\n");
bus_space_unmap(sc->sc_iot, sc->sc_ioh, size);
if (cfg_bar != CISS_BAR)
bus_space_unmap(sc->sc_iot, sc->cfg_ioh, cfgsz);
return;
}
intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf));
sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_BIO, ciss_intr, sc);
if (!sc->sc_ih) {
aprint_error_dev(sc->sc_dev, "can't establish interrupt");
if (intrstr)
aprint_error(" at %s", intrstr);
aprint_error("\n");
bus_space_unmap(sc->sc_iot, sc->sc_ioh, size);
if (cfg_bar != CISS_BAR)
bus_space_unmap(sc->sc_iot, sc->cfg_ioh, cfgsz);
}
printf("%s: interrupting at %s\n%s", device_xname(sc->sc_dev), intrstr,
device_xname(sc->sc_dev));
if (ciss_attach(sc)) {
pci_intr_disestablish(pa->pa_pc, sc->sc_ih);
sc->sc_ih = NULL;
bus_space_unmap(sc->sc_iot, sc->sc_ioh, size);
if (cfg_bar != CISS_BAR)
bus_space_unmap(sc->sc_iot, sc->cfg_ioh, cfgsz);
return;
}
/* enable interrupts now */
bus_space_write_4(sc->sc_iot, sc->sc_ioh, CISS_IMR,
bus_space_read_4(sc->sc_iot, sc->sc_ioh, CISS_IMR) & ~sc->iem);
}