freebsd-nq/sys/dev/aac/aac_pci.c
2019-05-24 01:43:29 +00:00

525 lines
16 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2000 Michael Smith
* Copyright (c) 2001 Scott Long
* Copyright (c) 2000 BSDi
* Copyright (c) 2001 Adaptec, Inc.
* 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* PCI bus interface and resource allocation.
*/
#include "opt_aac.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/bio.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/disk.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/aac/aacreg.h>
#include <sys/aac_ioctl.h>
#include <dev/aac/aacvar.h>
static int aac_pci_probe(device_t dev);
static int aac_pci_attach(device_t dev);
static int aac_enable_msi = 1;
SYSCTL_INT(_hw_aac, OID_AUTO, enable_msi, CTLFLAG_RDTUN, &aac_enable_msi, 0,
"Enable MSI interrupts");
static device_method_t aac_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, aac_pci_probe),
DEVMETHOD(device_attach, aac_pci_attach),
DEVMETHOD(device_detach, aac_detach),
DEVMETHOD(device_suspend, aac_suspend),
DEVMETHOD(device_resume, aac_resume),
DEVMETHOD_END
};
static driver_t aac_pci_driver = {
"aac",
aac_methods,
sizeof(struct aac_softc)
};
static devclass_t aac_devclass;
DRIVER_MODULE(aac, pci, aac_pci_driver, aac_devclass, NULL, NULL);
MODULE_DEPEND(aac, pci, 1, 1, 1);
static const struct aac_ident
{
u_int16_t vendor;
u_int16_t device;
u_int16_t subvendor;
u_int16_t subdevice;
int hwif;
int quirks;
const char *desc;
} aac_identifiers[] = {
{0x1028, 0x0001, 0x1028, 0x0001, AAC_HWIF_I960RX, 0,
"Dell PERC 2/Si"},
{0x1028, 0x0002, 0x1028, 0x0002, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Di"},
{0x1028, 0x0003, 0x1028, 0x0003, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Si"},
{0x1028, 0x0004, 0x1028, 0x00d0, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Si"},
{0x1028, 0x0002, 0x1028, 0x00d1, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Di"},
{0x1028, 0x0002, 0x1028, 0x00d9, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Di"},
{0x1028, 0x000a, 0x1028, 0x0106, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Di"},
{0x1028, 0x000a, 0x1028, 0x011b, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Di"},
{0x1028, 0x000a, 0x1028, 0x0121, AAC_HWIF_I960RX, 0,
"Dell PERC 3/Di"},
{0x1011, 0x0046, 0x9005, 0x0364, AAC_HWIF_STRONGARM, 0,
"Adaptec AAC-364"},
{0x1011, 0x0046, 0x9005, 0x0365, AAC_HWIF_STRONGARM,
AAC_FLAGS_BROKEN_MEMMAP, "Adaptec SCSI RAID 5400S"},
{0x1011, 0x0046, 0x9005, 0x1364, AAC_HWIF_STRONGARM, AAC_FLAGS_PERC2QC,
"Dell PERC 2/QC"},
{0x1011, 0x0046, 0x103c, 0x10c2, AAC_HWIF_STRONGARM, 0,
"HP NetRaid-4M"},
{0x9005, 0x0285, 0x9005, 0x0285, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB |
AAC_FLAGS_256FIBS, "Adaptec SCSI RAID 2200S"},
{0x9005, 0x0285, 0x1028, 0x0287, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB |
AAC_FLAGS_256FIBS, "Dell PERC 320/DC"},
{0x9005, 0x0285, 0x9005, 0x0286, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB |
AAC_FLAGS_256FIBS, "Adaptec SCSI RAID 2120S"},
{0x9005, 0x0285, 0x9005, 0x0290, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB,
"Adaptec SATA RAID 2410SA"},
{0x9005, 0x0285, 0x1028, 0x0291, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB,
"Dell CERC SATA RAID 2"},
{0x9005, 0x0285, 0x9005, 0x0292, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB,
"Adaptec SATA RAID 2810SA"},
{0x9005, 0x0285, 0x9005, 0x0293, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB,
"Adaptec SATA RAID 21610SA"},
{0x9005, 0x0285, 0x103c, 0x3227, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB,
"HP ML110 G2 (Adaptec 2610SA)"},
{0x9005, 0x0286, 0x9005, 0x028c, AAC_HWIF_RKT, AAC_FLAGS_NOMSI,
"Adaptec SCSI RAID 2230S"},
{0x9005, 0x0286, 0x9005, 0x028d, AAC_HWIF_RKT, 0,
"Adaptec SCSI RAID 2130S"},
{0x9005, 0x0285, 0x9005, 0x0287, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB |
AAC_FLAGS_256FIBS, "Adaptec SCSI RAID 2200S"},
{0x9005, 0x0285, 0x17aa, 0x0286, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB |
AAC_FLAGS_256FIBS, "Legend S220"},
{0x9005, 0x0285, 0x17aa, 0x0287, AAC_HWIF_I960RX, AAC_FLAGS_NO4GB |
AAC_FLAGS_256FIBS, "Legend S230"},
{0x9005, 0x0285, 0x9005, 0x0288, AAC_HWIF_I960RX, 0,
"Adaptec SCSI RAID 3230S"},
{0x9005, 0x0285, 0x9005, 0x0289, AAC_HWIF_I960RX, 0,
"Adaptec SCSI RAID 3240S"},
{0x9005, 0x0285, 0x9005, 0x028a, AAC_HWIF_I960RX, 0,
"Adaptec SCSI RAID 2020ZCR"},
{0x9005, 0x0285, 0x9005, 0x028b, AAC_HWIF_I960RX, 0,
"Adaptec SCSI RAID 2025ZCR"},
{0x9005, 0x0286, 0x9005, 0x029b, AAC_HWIF_RKT, AAC_FLAGS_NOMSI,
"Adaptec SATA RAID 2820SA"},
{0x9005, 0x0286, 0x9005, 0x029c, AAC_HWIF_RKT, 0,
"Adaptec SATA RAID 2620SA"},
{0x9005, 0x0286, 0x9005, 0x029d, AAC_HWIF_RKT, 0,
"Adaptec SATA RAID 2420SA"},
{0x9005, 0x0286, 0x9005, 0x029e, AAC_HWIF_RKT, 0,
"ICP ICP9024RO SCSI RAID"},
{0x9005, 0x0286, 0x9005, 0x029f, AAC_HWIF_RKT, 0,
"ICP ICP9014RO SCSI RAID"},
{0x9005, 0x0285, 0x9005, 0x0294, AAC_HWIF_I960RX, 0,
"Adaptec SATA RAID 2026ZCR"},
{0x9005, 0x0285, 0x9005, 0x0296, AAC_HWIF_I960RX, 0,
"Adaptec SCSI RAID 2240S"},
{0x9005, 0x0285, 0x9005, 0x0297, AAC_HWIF_I960RX, 0,
"Adaptec SAS RAID 4005SAS"},
{0x9005, 0x0285, 0x1014, 0x02f2, AAC_HWIF_I960RX, 0,
"IBM ServeRAID 8i"},
{0x9005, 0x0285, 0x1014, 0x0312, AAC_HWIF_I960RX, 0,
"IBM ServeRAID 8i"},
{0x9005, 0x0285, 0x9005, 0x0298, AAC_HWIF_I960RX, 0,
"Adaptec RAID 4000"},
{0x9005, 0x0285, 0x9005, 0x0299, AAC_HWIF_I960RX, 0,
"Adaptec SAS RAID 4800SAS"},
{0x9005, 0x0285, 0x9005, 0x029a, AAC_HWIF_I960RX, 0,
"Adaptec SAS RAID 4805SAS"},
{0x9005, 0x0285, 0x9005, 0x028e, AAC_HWIF_I960RX, 0,
"Adaptec SATA RAID 2020SA ZCR"},
{0x9005, 0x0285, 0x9005, 0x028f, AAC_HWIF_I960RX, 0,
"Adaptec SATA RAID 2025SA ZCR"},
{0x9005, 0x0285, 0x9005, 0x02a4, AAC_HWIF_I960RX, 0,
"ICP ICP9085LI SAS RAID"},
{0x9005, 0x0285, 0x9005, 0x02a5, AAC_HWIF_I960RX, 0,
"ICP ICP5085BR SAS RAID"},
{0x9005, 0x0286, 0x9005, 0x02a0, AAC_HWIF_RKT, 0,
"ICP ICP9047MA SATA RAID"},
{0x9005, 0x0286, 0x9005, 0x02a1, AAC_HWIF_RKT, 0,
"ICP ICP9087MA SATA RAID"},
{0x9005, 0x0286, 0x9005, 0x02a6, AAC_HWIF_RKT, 0,
"ICP9067MA SATA RAID"},
{0x9005, 0x0285, 0x9005, 0x02b5, AAC_HWIF_I960RX, 0,
"Adaptec RAID 5445"},
{0x9005, 0x0285, 0x9005, 0x02b6, AAC_HWIF_I960RX, 0,
"Adaptec RAID 5805"},
{0x9005, 0x0285, 0x9005, 0x02b7, AAC_HWIF_I960RX, 0,
"Adaptec RAID 5085"},
{0x9005, 0x0285, 0x9005, 0x02b8, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5445SL"},
{0x9005, 0x0285, 0x9005, 0x02b9, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5085SL"},
{0x9005, 0x0285, 0x9005, 0x02ba, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5805SL"},
{0x9005, 0x0285, 0x9005, 0x02bb, AAC_HWIF_I960RX, 0,
"Adaptec RAID 3405"},
{0x9005, 0x0285, 0x9005, 0x02bc, AAC_HWIF_I960RX, 0,
"Adaptec RAID 3805"},
{0x9005, 0x0285, 0x9005, 0x02bd, AAC_HWIF_I960RX, 0,
"Adaptec RAID 31205"},
{0x9005, 0x0285, 0x9005, 0x02be, AAC_HWIF_I960RX, 0,
"Adaptec RAID 31605"},
{0x9005, 0x0285, 0x9005, 0x02bf, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5045BL"},
{0x9005, 0x0285, 0x9005, 0x02c0, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5085BL"},
{0x9005, 0x0285, 0x9005, 0x02c1, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5125BR"},
{0x9005, 0x0285, 0x9005, 0x02c2, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5165BR"},
{0x9005, 0x0285, 0x9005, 0x02c3, AAC_HWIF_I960RX, 0,
"Adaptec RAID 51205"},
{0x9005, 0x0285, 0x9005, 0x02c4, AAC_HWIF_I960RX, 0,
"Adaptec RAID 51605"},
{0x9005, 0x0285, 0x9005, 0x02c5, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5125SL"},
{0x9005, 0x0285, 0x9005, 0x02c6, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5165SL"},
{0x9005, 0x0285, 0x9005, 0x02c7, AAC_HWIF_I960RX, 0,
"Adaptec RAID 3085"},
{0x9005, 0x0285, 0x9005, 0x02c8, AAC_HWIF_I960RX, 0,
"ICP RAID ICP5805BL"},
{0x9005, 0x0285, 0x9005, 0x02ce, AAC_HWIF_I960RX, 0,
"Adaptec RAID 51245"},
{0x9005, 0x0285, 0x9005, 0x02cf, AAC_HWIF_I960RX, 0,
"Adaptec RAID 51645"},
{0x9005, 0x0285, 0x9005, 0x02d0, AAC_HWIF_I960RX, 0,
"Adaptec RAID 52445"},
{0x9005, 0x0285, 0x9005, 0x02d1, AAC_HWIF_I960RX, 0,
"Adaptec RAID 5405"},
{0x9005, 0x0285, 0x9005, 0x02d4, AAC_HWIF_I960RX, 0,
"Adaptec RAID 2045"},
{0x9005, 0x0285, 0x9005, 0x02d5, AAC_HWIF_I960RX, 0,
"Adaptec RAID 2405"},
{0x9005, 0x0285, 0x9005, 0x02d6, AAC_HWIF_I960RX, 0,
"Adaptec RAID 2445"},
{0x9005, 0x0285, 0x9005, 0x02d7, AAC_HWIF_I960RX, 0,
"Adaptec RAID 2805"},
{0x9005, 0x0286, 0x1014, 0x9580, AAC_HWIF_RKT, 0,
"IBM ServeRAID-8k"},
{0x9005, 0x0285, 0x1014, 0x034d, AAC_HWIF_I960RX, 0,
"IBM ServeRAID 8s"},
{0x9005, 0x0285, 0x108e, 0x7aac, AAC_HWIF_I960RX, 0,
"Sun STK RAID REM"},
{0x9005, 0x0285, 0x108e, 0x7aae, AAC_HWIF_I960RX, 0,
"Sun STK RAID EM"},
{0x9005, 0x0285, 0x108e, 0x286, AAC_HWIF_I960RX, 0,
"SG-XPCIESAS-R-IN"},
{0x9005, 0x0285, 0x108e, 0x287, AAC_HWIF_I960RX, 0,
"SG-XPCIESAS-R-EX"},
{0x9005, 0x0285, 0x15d9, 0x2b5, AAC_HWIF_I960RX, 0,
"AOC-USAS-S4i"},
{0x9005, 0x0285, 0x15d9, 0x2b6, AAC_HWIF_I960RX, 0,
"AOC-USAS-S8i"},
{0x9005, 0x0285, 0x15d9, 0x2c9, AAC_HWIF_I960RX, 0,
"AOC-USAS-S4iR"},
{0x9005, 0x0285, 0x15d9, 0x2ca, AAC_HWIF_I960RX, 0,
"AOC-USAS-S8iR"},
{0x9005, 0x0285, 0x15d9, 0x2d2, AAC_HWIF_I960RX, 0,
"AOC-USAS-S8i-LP"},
{0x9005, 0x0285, 0x15d9, 0x2d3, AAC_HWIF_I960RX, 0,
"AOC-USAS-S8iR-LP"},
{0, 0, 0, 0, 0, 0, 0}
};
static const struct aac_ident
aac_family_identifiers[] = {
{0x9005, 0x0285, 0, 0, AAC_HWIF_I960RX, 0,
"Adaptec RAID Controller"},
{0x9005, 0x0286, 0, 0, AAC_HWIF_RKT, 0,
"Adaptec RAID Controller"},
{0, 0, 0, 0, 0, 0, 0}
};
static const struct aac_ident *
aac_find_ident(device_t dev)
{
const struct aac_ident *m;
u_int16_t vendid, devid, sub_vendid, sub_devid;
vendid = pci_get_vendor(dev);
devid = pci_get_device(dev);
sub_vendid = pci_get_subvendor(dev);
sub_devid = pci_get_subdevice(dev);
for (m = aac_identifiers; m->vendor != 0; m++) {
if ((m->vendor == vendid) && (m->device == devid) &&
(m->subvendor == sub_vendid) &&
(m->subdevice == sub_devid))
return (m);
}
for (m = aac_family_identifiers; m->vendor != 0; m++) {
if ((m->vendor == vendid) && (m->device == devid))
return (m);
}
return (NULL);
}
/*
* Determine whether this is one of our supported adapters.
*/
static int
aac_pci_probe(device_t dev)
{
const struct aac_ident *id;
fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
if ((id = aac_find_ident(dev)) != NULL) {
device_set_desc(dev, id->desc);
return(BUS_PROBE_DEFAULT);
}
return(ENXIO);
}
/*
* Allocate resources for our device, set up the bus interface.
*/
static int
aac_pci_attach(device_t dev)
{
struct aac_softc *sc;
const struct aac_ident *id;
int count, error, rid;
fwprintf(NULL, HBA_FLAGS_DBG_FUNCTION_ENTRY_B, "");
/*
* Initialise softc.
*/
sc = device_get_softc(dev);
sc->aac_dev = dev;
/* assume failure is 'not configured' */
error = ENXIO;
/*
* Verify that the adapter is correctly set up in PCI space.
*/
pci_enable_busmaster(dev);
if (!(pci_read_config(dev, PCIR_COMMAND, 2) & PCIM_CMD_BUSMASTEREN)) {
device_printf(dev, "can't enable bus-master feature\n");
goto out;
}
/*
* Detect the hardware interface version, set up the bus interface
* indirection.
*/
id = aac_find_ident(dev);
sc->aac_hwif = id->hwif;
switch(sc->aac_hwif) {
case AAC_HWIF_I960RX:
case AAC_HWIF_NARK:
fwprintf(sc, HBA_FLAGS_DBG_INIT_B,
"set hardware up for i960Rx/NARK");
sc->aac_if = &aac_rx_interface;
break;
case AAC_HWIF_STRONGARM:
fwprintf(sc, HBA_FLAGS_DBG_INIT_B,
"set hardware up for StrongARM");
sc->aac_if = &aac_sa_interface;
break;
case AAC_HWIF_RKT:
fwprintf(sc, HBA_FLAGS_DBG_INIT_B,
"set hardware up for Rocket/MIPS");
sc->aac_if = &aac_rkt_interface;
break;
default:
sc->aac_hwif = AAC_HWIF_UNKNOWN;
device_printf(dev, "unknown hardware type\n");
goto out;
}
/* Set up quirks */
sc->flags = id->quirks;
/*
* Allocate the PCI register window(s).
*/
rid = PCIR_BAR(0);
if ((sc->aac_regs_res0 = bus_alloc_resource_any(dev,
SYS_RES_MEMORY, &rid, RF_ACTIVE)) == NULL) {
device_printf(dev, "can't allocate register window 0\n");
goto out;
}
sc->aac_btag0 = rman_get_bustag(sc->aac_regs_res0);
sc->aac_bhandle0 = rman_get_bushandle(sc->aac_regs_res0);
if (sc->aac_hwif == AAC_HWIF_NARK) {
rid = PCIR_BAR(1);
if ((sc->aac_regs_res1 = bus_alloc_resource_any(dev,
SYS_RES_MEMORY, &rid, RF_ACTIVE)) == NULL) {
device_printf(dev,
"can't allocate register window 1\n");
goto out;
}
sc->aac_btag1 = rman_get_bustag(sc->aac_regs_res1);
sc->aac_bhandle1 = rman_get_bushandle(sc->aac_regs_res1);
} else {
sc->aac_regs_res1 = sc->aac_regs_res0;
sc->aac_btag1 = sc->aac_btag0;
sc->aac_bhandle1 = sc->aac_bhandle0;
}
/*
* Allocate the interrupt.
*/
rid = 0;
if (aac_enable_msi != 0 && (sc->flags & AAC_FLAGS_NOMSI) == 0) {
count = 1;
if (pci_alloc_msi(dev, &count) == 0)
rid = 1;
}
if ((sc->aac_irq = bus_alloc_resource_any(sc->aac_dev, SYS_RES_IRQ,
&rid, RF_ACTIVE | (rid != 0 ? 0 : RF_SHAREABLE))) == NULL) {
device_printf(dev, "can't allocate interrupt\n");
goto out;
}
/*
* Allocate the parent bus DMA tag appropriate for our PCI interface.
*
* Note that some of these controllers are 64-bit capable.
*/
if (bus_dma_tag_create(bus_get_dma_tag(dev), /* parent */
PAGE_SIZE, /* algnmnt */
((bus_size_t)((uint64_t)1 << 32)), /* boundary*/
BUS_SPACE_MAXADDR, /* lowaddr */
BUS_SPACE_MAXADDR, /* highaddr */
NULL, NULL, /* filter, filterarg */
BUS_SPACE_MAXSIZE_32BIT, /* maxsize */
BUS_SPACE_UNRESTRICTED, /* nsegments */
BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
0, /* flags */
NULL, NULL, /* No locking needed */
&sc->aac_parent_dmat)) {
device_printf(dev, "can't allocate parent DMA tag\n");
goto out;
}
/*
* Do bus-independent initialisation.
*/
error = aac_attach(sc);
out:
if (error)
aac_free(sc);
return(error);
}
/*
* Do nothing driver that will attach to the SCSI channels of a Dell PERC
* controller. This is needed to keep the power management subsystem from
* trying to power down these devices.
*/
static int aacch_probe(device_t dev);
static int aacch_attach(device_t dev);
static int aacch_detach(device_t dev);
static device_method_t aacch_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, aacch_probe),
DEVMETHOD(device_attach, aacch_attach),
DEVMETHOD(device_detach, aacch_detach),
DEVMETHOD_END
};
static driver_t aacch_driver = {
"aacch",
aacch_methods,
1 /* no softc */
};
static devclass_t aacch_devclass;
DRIVER_MODULE(aacch, pci, aacch_driver, aacch_devclass, NULL, NULL);
MODULE_PNP_INFO("U16:vendor;U16:device;", pci, aacch,
aac_identifiers, nitems(aac_identifiers) - 1);
static int
aacch_probe(device_t dev)
{
if ((pci_get_vendor(dev) != 0x9005) ||
(pci_get_device(dev) != 0x00c5))
return (ENXIO);
device_set_desc(dev, "AAC RAID Channel");
return (-10);
}
static int
aacch_attach(device_t dev __unused)
{
return (0);
}
static int
aacch_detach(device_t dev __unused)
{
return (0);
}