562 lines
13 KiB
C
562 lines
13 KiB
C
/* $NetBSD: aac_pci.c,v 1.2 2002/05/15 14:15:17 augustss Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Andrew Doran.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
/*-
|
|
* Copyright (c) 2000 Michael Smith
|
|
* Copyright (c) 2000 BSDi
|
|
* Copyright (c) 2000 Niklas Hallqvist
|
|
* 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.
|
|
*
|
|
* from FreeBSD: aac_pci.c,v 1.1 2000/09/13 03:20:34 msmith Exp
|
|
* via OpenBSD: aac_pci.c,v 1.7 2002/03/14 01:26:58 millert Exp
|
|
*/
|
|
|
|
/*
|
|
* PCI front-end for the `aac' driver.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: aac_pci.c,v 1.2 2002/05/15 14:15:17 augustss Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/device.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/queue.h>
|
|
|
|
#include <machine/bus.h>
|
|
#include <machine/endian.h>
|
|
#include <machine/intr.h>
|
|
|
|
#include <dev/pci/pcidevs.h>
|
|
#include <dev/pci/pcireg.h>
|
|
#include <dev/pci/pcivar.h>
|
|
|
|
#include <dev/ic/aacreg.h>
|
|
#include <dev/ic/aacvar.h>
|
|
|
|
int aac_pci_match(struct device *, struct cfdata *, void *);
|
|
void aac_pci_attach(struct device *, struct device *, void *);
|
|
const struct aac_ident *aac_find_ident(struct pci_attach_args *);
|
|
|
|
/* i960Rx interface */
|
|
int aac_rx_get_fwstatus(struct aac_softc *);
|
|
void aac_rx_qnotify(struct aac_softc *, int);
|
|
int aac_rx_get_istatus(struct aac_softc *);
|
|
void aac_rx_clear_istatus(struct aac_softc *, int);
|
|
void aac_rx_set_mailbox(struct aac_softc *, u_int32_t, u_int32_t,
|
|
u_int32_t, u_int32_t, u_int32_t);
|
|
int aac_rx_get_mailboxstatus(struct aac_softc *);
|
|
void aac_rx_set_interrupts(struct aac_softc *, int);
|
|
|
|
/* StrongARM interface */
|
|
int aac_sa_get_fwstatus(struct aac_softc *);
|
|
void aac_sa_qnotify(struct aac_softc *, int);
|
|
int aac_sa_get_istatus(struct aac_softc *);
|
|
void aac_sa_clear_istatus(struct aac_softc *, int);
|
|
void aac_sa_set_mailbox(struct aac_softc *, u_int32_t, u_int32_t,
|
|
u_int32_t, u_int32_t, u_int32_t);
|
|
int aac_sa_get_mailboxstatus(struct aac_softc *);
|
|
void aac_sa_set_interrupts(struct aac_softc *, int);
|
|
|
|
const struct aac_interface aac_rx_interface = {
|
|
aac_rx_get_fwstatus,
|
|
aac_rx_qnotify,
|
|
aac_rx_get_istatus,
|
|
aac_rx_clear_istatus,
|
|
aac_rx_set_mailbox,
|
|
aac_rx_get_mailboxstatus,
|
|
aac_rx_set_interrupts
|
|
};
|
|
|
|
const struct aac_interface aac_sa_interface = {
|
|
aac_sa_get_fwstatus,
|
|
aac_sa_qnotify,
|
|
aac_sa_get_istatus,
|
|
aac_sa_clear_istatus,
|
|
aac_sa_set_mailbox,
|
|
aac_sa_get_mailboxstatus,
|
|
aac_sa_set_interrupts
|
|
};
|
|
|
|
struct aac_ident {
|
|
u_short vendor;
|
|
u_short device;
|
|
u_short subvendor;
|
|
u_short subdevice;
|
|
u_short hwif;
|
|
u_short quirks;
|
|
const char *prodstr;
|
|
} const aac_ident[] = {
|
|
{
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_2SI,
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_2SI,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Dell PERC 2/Si"
|
|
},
|
|
{
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI,
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Dell PERC 3/Di"
|
|
},
|
|
{
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI,
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI_SUB2,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Dell PERC 3/Di"
|
|
},
|
|
{
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI,
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI_SUB3,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Dell PERC 3/Di"
|
|
},
|
|
{
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI_2,
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3DI_2_SUB,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Dell PERC 3/Di"
|
|
},
|
|
{
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3SI,
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3SI,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Dell PERC 3/Si"
|
|
},
|
|
{
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3SI_2,
|
|
PCI_VENDOR_DELL,
|
|
PCI_PRODUCT_DELL_PERC_3SI_2_SUB,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Dell PERC 3/Si"
|
|
},
|
|
{
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_AAC2622,
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_AAC2622,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Adaptec ADP-2622"
|
|
},
|
|
{
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_ASR2200S,
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_ASR2200S,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Adaptec ASR-2200S"
|
|
},
|
|
{
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_ASR2200S,
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_ASR2120S,
|
|
AAC_HWIF_I960RX,
|
|
0,
|
|
"Adaptec ASR-2120S"
|
|
},
|
|
{
|
|
PCI_VENDOR_DEC,
|
|
PCI_PRODUCT_DEC_21554,
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_AAC364,
|
|
AAC_HWIF_STRONGARM,
|
|
0,
|
|
"Adaptec AAC-364"
|
|
},
|
|
{
|
|
PCI_VENDOR_DEC,
|
|
PCI_PRODUCT_DEC_21554,
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_ASR5400S,
|
|
AAC_HWIF_STRONGARM,
|
|
0,
|
|
"Adaptec ASR-5400S"
|
|
},
|
|
{
|
|
PCI_VENDOR_DEC,
|
|
PCI_PRODUCT_DEC_21554,
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_PERC_2QC,
|
|
AAC_HWIF_STRONGARM,
|
|
AAC_QUIRK_PERC2QC,
|
|
"Dell PERC 2/QC"
|
|
},
|
|
{
|
|
PCI_VENDOR_DEC,
|
|
PCI_PRODUCT_DEC_21554,
|
|
PCI_VENDOR_ADP2,
|
|
PCI_PRODUCT_ADP2_PERC_3QC,
|
|
AAC_HWIF_STRONGARM,
|
|
0,
|
|
"Dell PERC 3/QC"
|
|
},
|
|
{
|
|
PCI_VENDOR_DEC,
|
|
PCI_PRODUCT_DEC_21554,
|
|
PCI_VENDOR_HP,
|
|
PCI_PRODUCT_HP_NETRAID_4M,
|
|
AAC_HWIF_STRONGARM,
|
|
0,
|
|
"HP NetRAID-4M"
|
|
},
|
|
};
|
|
|
|
struct cfattach aac_pci_ca = {
|
|
sizeof(struct aac_softc), aac_pci_match, aac_pci_attach
|
|
};
|
|
|
|
const struct aac_ident *
|
|
aac_find_ident(struct pci_attach_args *pa)
|
|
{
|
|
const struct aac_ident *m, *mm;
|
|
u_int32_t subsysid;
|
|
|
|
m = aac_ident;
|
|
mm = aac_ident + (sizeof(aac_ident) / sizeof(aac_ident[0]));
|
|
|
|
while (m < mm) {
|
|
if (m->vendor == PCI_VENDOR(pa->pa_id) &&
|
|
m->device == PCI_PRODUCT(pa->pa_id)) {
|
|
subsysid = pci_conf_read(pa->pa_pc, pa->pa_tag,
|
|
PCI_SUBSYS_ID_REG);
|
|
if (m->subvendor == PCI_VENDOR(subsysid) &&
|
|
m->subdevice == PCI_PRODUCT(subsysid))
|
|
return (m);
|
|
}
|
|
m++;
|
|
}
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
int
|
|
aac_pci_match(struct device *parent, struct cfdata *match, void *aux)
|
|
{
|
|
struct pci_attach_args *pa;
|
|
|
|
pa = aux;
|
|
|
|
if (PCI_CLASS(pa->pa_class) == PCI_CLASS_I2O)
|
|
return (0);
|
|
|
|
return (aac_find_ident(pa) != NULL);
|
|
}
|
|
|
|
void
|
|
aac_pci_attach(struct device *parent, struct device *self, void *aux)
|
|
{
|
|
struct pci_attach_args *pa;
|
|
pci_chipset_tag_t pc;
|
|
struct aac_softc *sc;
|
|
u_int16_t command;
|
|
bus_addr_t membase;
|
|
bus_size_t memsize;
|
|
pci_intr_handle_t ih;
|
|
const char *intrstr;
|
|
int state;
|
|
const struct aac_ident *m;
|
|
|
|
pa = aux;
|
|
pc = pa->pa_pc;
|
|
sc = (struct aac_softc *)self;
|
|
state = 0;
|
|
|
|
printf(": ");
|
|
|
|
/*
|
|
* Verify that the adapter is correctly set up in PCI space.
|
|
*/
|
|
command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
|
|
command |= PCI_COMMAND_MASTER_ENABLE;
|
|
pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command);
|
|
command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
|
|
AAC_DPRINTF(AAC_D_MISC, ("pci command status reg 0x08x "));
|
|
|
|
if ((command & PCI_COMMAND_MASTER_ENABLE) == 0) {
|
|
printf("can't enable bus-master feature\n");
|
|
goto bail_out;
|
|
}
|
|
|
|
if ((command & PCI_COMMAND_MEM_ENABLE) == 0) {
|
|
printf("memory window not available\n");
|
|
goto bail_out;
|
|
}
|
|
|
|
/*
|
|
* Map control/status registers.
|
|
*/
|
|
if (pci_mapreg_map(pa, PCI_MAPREG_START,
|
|
PCI_MAPREG_TYPE_MEM | PCI_MAPREG_MEM_TYPE_32BIT, 0, &sc->sc_memt,
|
|
&sc->sc_memh, &membase, &memsize)) {
|
|
printf("can't find mem space\n");
|
|
goto bail_out;
|
|
}
|
|
state++;
|
|
|
|
if (pci_intr_map(pa, &ih)) {
|
|
printf("couldn't map interrupt\n");
|
|
goto bail_out;
|
|
}
|
|
intrstr = pci_intr_string(pc, ih);
|
|
sc->sc_ih = pci_intr_establish(pc, ih, IPL_BIO, aac_intr, sc);
|
|
if (sc->sc_ih == NULL) {
|
|
printf("couldn't establish interrupt");
|
|
if (intrstr != NULL)
|
|
printf(" at %s", intrstr);
|
|
printf("\n");
|
|
goto bail_out;
|
|
}
|
|
state++;
|
|
|
|
sc->sc_dmat = pa->pa_dmat;
|
|
|
|
m = aac_find_ident(pa);
|
|
printf("%s\n", m->prodstr);
|
|
if (intrstr != NULL)
|
|
printf("%s: interrupting at %s\n", sc->sc_dv.dv_xname, intrstr);
|
|
|
|
sc->sc_hwif = m->hwif;
|
|
sc->sc_quirks = m->quirks;
|
|
switch (sc->sc_hwif) {
|
|
case AAC_HWIF_I960RX:
|
|
AAC_DPRINTF(AAC_D_MISC,
|
|
("set hardware up for i960Rx"));
|
|
sc->sc_if = aac_rx_interface;
|
|
break;
|
|
|
|
case AAC_HWIF_STRONGARM:
|
|
AAC_DPRINTF(AAC_D_MISC,
|
|
("set hardware up for StrongARM"));
|
|
sc->sc_if = aac_sa_interface;
|
|
break;
|
|
}
|
|
|
|
if (!aac_attach(sc))
|
|
return;
|
|
|
|
bail_out:
|
|
if (state > 1)
|
|
pci_intr_disestablish(pc, sc->sc_ih);
|
|
if (state > 0)
|
|
bus_space_unmap(sc->sc_memt, sc->sc_memh, memsize);
|
|
}
|
|
|
|
/*
|
|
* Read the current firmware status word.
|
|
*/
|
|
int
|
|
aac_sa_get_fwstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_SA_FWSTATUS));
|
|
}
|
|
|
|
int
|
|
aac_rx_get_fwstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_RX_FWSTATUS));
|
|
}
|
|
|
|
/*
|
|
* Notify the controller of a change in a given queue
|
|
*/
|
|
|
|
void
|
|
aac_sa_qnotify(struct aac_softc *sc, int qbit)
|
|
{
|
|
|
|
AAC_SETREG2(sc, AAC_SA_DOORBELL1_SET, qbit);
|
|
}
|
|
|
|
void
|
|
aac_rx_qnotify(struct aac_softc *sc, int qbit)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_RX_IDBR, qbit);
|
|
}
|
|
|
|
/*
|
|
* Get the interrupt reason bits
|
|
*/
|
|
int
|
|
aac_sa_get_istatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG2(sc, AAC_SA_DOORBELL0));
|
|
}
|
|
|
|
int
|
|
aac_rx_get_istatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_RX_ODBR));
|
|
}
|
|
|
|
/*
|
|
* Clear some interrupt reason bits
|
|
*/
|
|
void
|
|
aac_sa_clear_istatus(struct aac_softc *sc, int mask)
|
|
{
|
|
|
|
AAC_SETREG2(sc, AAC_SA_DOORBELL0_CLEAR, mask);
|
|
}
|
|
|
|
void
|
|
aac_rx_clear_istatus(struct aac_softc *sc, int mask)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_RX_ODBR, mask);
|
|
}
|
|
|
|
/*
|
|
* Populate the mailbox and set the command word
|
|
*/
|
|
void
|
|
aac_sa_set_mailbox(struct aac_softc *sc, u_int32_t command,
|
|
u_int32_t arg0, u_int32_t arg1, u_int32_t arg2,
|
|
u_int32_t arg3)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX, command);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 4, arg0);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 8, arg1);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 12, arg2);
|
|
AAC_SETREG4(sc, AAC_SA_MAILBOX + 16, arg3);
|
|
}
|
|
|
|
void
|
|
aac_rx_set_mailbox(struct aac_softc *sc, u_int32_t command,
|
|
u_int32_t arg0, u_int32_t arg1, u_int32_t arg2,
|
|
u_int32_t arg3)
|
|
{
|
|
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX, command);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 4, arg0);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 8, arg1);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 12, arg2);
|
|
AAC_SETREG4(sc, AAC_RX_MAILBOX + 16, arg3);
|
|
}
|
|
|
|
/*
|
|
* Fetch the immediate command status word
|
|
*/
|
|
int
|
|
aac_sa_get_mailboxstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_SA_MAILBOX));
|
|
}
|
|
|
|
int
|
|
aac_rx_get_mailboxstatus(struct aac_softc *sc)
|
|
{
|
|
|
|
return (AAC_GETREG4(sc, AAC_RX_MAILBOX));
|
|
}
|
|
|
|
/*
|
|
* Set/clear interrupt masks
|
|
*/
|
|
void
|
|
aac_sa_set_interrupts(struct aac_softc *sc, int enable)
|
|
{
|
|
|
|
if (enable)
|
|
AAC_SETREG2((sc), AAC_SA_MASK0_CLEAR, AAC_DB_INTERRUPTS);
|
|
else
|
|
AAC_SETREG2((sc), AAC_SA_MASK0_SET, ~0);
|
|
}
|
|
|
|
void
|
|
aac_rx_set_interrupts(struct aac_softc *sc, int enable)
|
|
{
|
|
|
|
if (enable)
|
|
AAC_SETREG4(sc, AAC_RX_OIMR, ~AAC_DB_INTERRUPTS);
|
|
else
|
|
AAC_SETREG4(sc, AAC_RX_OIMR, ~0);
|
|
}
|