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Remove old copies. These files now live in src/sys/dev/buslogic

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This commit is contained in:
Matthew N. Dodd 1999-10-09 06:28:18 +00:00
parent 3c6247433d
commit 8cd350e08c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=52053
3 changed files with 0 additions and 921 deletions
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348
sys/i386/eisa/bt_eisa.c
View File

@ -1,348 +0,0 @@
/*
* Product specific probe and attach routines for:
* Buslogic BT74x SCSI controllers
*
* Copyright (c) 1995, 1998, 1999 Justin T. Gibbs
* 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 immediately at the beginning of the file, without modification,
* this list of conditions, and the following disclaimer.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*
* $FreeBSD$
*/
#include "eisa.h"
#if NEISA > 0
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <i386/eisa/eisaconf.h>
#include <dev/buslogic/btreg.h>
#define EISA_DEVICE_ID_BUSLOGIC_74X_B 0x0ab34201
#define EISA_DEVICE_ID_BUSLOGIC_74X_C 0x0ab34202
#define EISA_DEVICE_ID_SDC3222F 0x0ab34781
#define EISA_DEVICE_ID_AMI_4801 0x05a94801
#define BT_IOSIZE 0x04 /* Move to central header */
#define BT_EISA_IOSIZE 0x100
#define BT_EISA_SLOT_OFFSET 0xc00
#define EISA_IOCONF 0x08C
#define PORTADDR 0x07
#define PORT_330 0x00
#define PORT_334 0x01
#define PORT_230 0x02
#define PORT_234 0x03
#define PORT_130 0x04
#define PORT_134 0x05
#define IRQ_CHANNEL 0xe0
#define INT_11 0x40
#define INT_10 0x20
#define INT_15 0xa0
#define INT_12 0x60
#define INT_14 0x80
#define INT_9 0x00
#define EISA_IRQ_TYPE 0x08D
#define LEVEL 0x40
/* Definitions for the AMI Series 48 controler */
#define AMI_EISA_IOSIZE 0x500 /* Two separate ranges?? */
#define AMI_EISA_SLOT_OFFSET 0x800
#define AMI_EISA_IOCONF 0x000
#define AMI_DMA_CHANNEL 0x03
#define AMI_IRQ_CHANNEL 0x1c
#define AMI_INT_15 0x14
#define AMI_INT_14 0x10
#define AMI_INT_12 0x0c
#define AMI_INT_11 0x00
#define AMI_INT_10 0x08
#define AMI_INT_9 0x04
#define AMI_BIOS_ADDR 0xe0
#define AMI_EISA_IOCONF1 0x001
#define AMI_PORTADDR 0x0e
#define AMI_PORT_334 0x08
#define AMI_PORT_330 0x00
#define AMI_PORT_234 0x0c
#define AMI_PORT_230 0x04
#define AMI_PORT_134 0x0a
#define AMI_PORT_130 0x02
#define AMI_IRQ_LEVEL 0x01
#define AMI_MISC2_OPTIONS 0x49E
#define AMI_ENABLE_ISA_DMA 0x08
static const char *bt_match(eisa_id_t type);
static int
bt_eisa_alloc_resources(device_t dev)
{
struct bt_softc *bt = device_get_softc(dev);
int rid;
struct resource *port;
struct resource *irq;
int shared;
/*
* XXX assumes that the iospace ranges are sorted in increasing
* order.
*/
rid = 0;
port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
0, ~0, 1, RF_ACTIVE);
if (!port)
return (ENOMEM);
bt_init_softc(dev, port, 0, 0);
if (eisa_get_irq(dev) != -1) {
shared = bt->level_trigger_ints ? RF_SHAREABLE : 0;
rid = 0;
irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
0, ~0, 1, shared | RF_ACTIVE);
if (!irq) {
if (port)
bus_release_resource(dev, SYS_RES_IOPORT,
0, port);
return (ENOMEM);
}
} else
irq = 0;
bt->irq = irq;
return (0);
}
static void
bt_eisa_release_resources(device_t dev)
{
struct bt_softc *bt = device_get_softc(dev);
if (bt->port)
bus_release_resource(dev, SYS_RES_IOPORT, 0, bt->port);
if (bt->irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, bt->irq);
bt_free_softc(dev);
}
static const char*
bt_match(eisa_id_t type)
{
switch(type) {
case EISA_DEVICE_ID_BUSLOGIC_74X_B:
return ("Buslogic 74xB SCSI host adapter");
break;
case EISA_DEVICE_ID_BUSLOGIC_74X_C:
return ("Buslogic 74xC SCSI host adapter");
break;
case EISA_DEVICE_ID_SDC3222F:
return ("Storage Dimensions SDC3222F SCSI host adapter");
break;
case EISA_DEVICE_ID_AMI_4801:
return ("AMI Series 48 SCSI host adapter");
break;
default:
break;
}
return (NULL);
}
static int
bt_eisa_probe(device_t dev)
{
const char *desc;
u_long iobase;
struct bt_probe_info info;
u_long port;
u_long iosize;
u_int ioconf;
int result;
int shared;
desc = bt_match(eisa_get_id(dev));
if (!desc)
return (ENXIO);
device_set_desc(dev, desc);
iobase = (eisa_get_slot(dev) * EISA_SLOT_SIZE);
if (eisa_get_id(dev) == EISA_DEVICE_ID_AMI_4801) {
u_int ioconf1;
iobase += AMI_EISA_SLOT_OFFSET;
iosize = AMI_EISA_IOSIZE;
ioconf1 = inb(iobase + AMI_EISA_IOCONF1);
/* Determine "ISA" I/O port */
switch (ioconf1 & AMI_PORTADDR) {
case AMI_PORT_330:
port = 0x330;
break;
case AMI_PORT_334:
port = 0x334;
break;
case AMI_PORT_230:
port = 0x230;
break;
case AMI_PORT_234:
port = 0x234;
break;
case AMI_PORT_134:
port = 0x134;
break;
case AMI_PORT_130:
port = 0x130;
break;
default:
/* Disabled */
printf("bt: AMI EISA Adapter at "
"slot %d has a disabled I/O "
"port. Cannot attach.\n",
eisa_get_slot(dev));
return (ENXIO);
}
shared = (inb(iobase + AMI_EISA_IOCONF1) & AMI_IRQ_LEVEL) ?
EISA_TRIGGER_LEVEL : EISA_TRIGGER_EDGE;
} else {
iobase += BT_EISA_SLOT_OFFSET;
iosize = BT_EISA_IOSIZE;
ioconf = inb(iobase + EISA_IOCONF);
/* Determine "ISA" I/O port */
switch (ioconf & PORTADDR) {
case PORT_330:
port = 0x330;
break;
case PORT_334:
port = 0x334;
break;
case PORT_230:
port = 0x230;
break;
case PORT_234:
port = 0x234;
break;
case PORT_130:
port = 0x130;
break;
case PORT_134:
port = 0x134;
break;
default:
/* Disabled */
printf("bt: Buslogic EISA Adapter at "
"slot %d has a disabled I/O "
"port. Cannot attach.\n",
eisa_get_slot(dev));
return (ENXIO);
}
shared = (inb(iobase + EISA_IRQ_TYPE) & LEVEL) ?
EISA_TRIGGER_LEVEL : EISA_TRIGGER_EDGE;
}
bt_mark_probed_iop(port);
/* Tell parent where our resources are going to be */
eisa_add_iospace(dev, iobase, iosize, RESVADDR_NONE);
eisa_add_iospace(dev, port, BT_IOSIZE, RESVADDR_NONE);
/* And allocate them */
bt_eisa_alloc_resources(dev);
if (bt_port_probe(dev, &info) != 0) {
printf("bt_eisa_probe: Probe failed for "
"card at slot 0x%x\n", eisa_get_slot(dev));
result = ENXIO;
} else {
eisa_add_intr(dev, info.irq, shared);
result = 0;
}
bt_eisa_release_resources(dev);
return (result);
}
static int
bt_eisa_attach(device_t dev)
{
struct bt_softc *bt = device_get_softc(dev);
/* Allocate resources */
bt_eisa_alloc_resources(dev);
/* Allocate a dmatag for our SCB DMA maps */
/* XXX Should be a child of the PCI bus dma tag */
if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/1, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/BUS_SPACE_MAXSIZE_32BIT,
/*nsegments*/BUS_SPACE_UNRESTRICTED,
/*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT,
/*flags*/0, &bt->parent_dmat) != 0) {
bt_eisa_release_resources(dev);
return -1;
}
/*
* Now that we know we own the resources we need, do the full
* card initialization.
*/
if (bt_probe(dev) || bt_fetch_adapter_info(dev) || bt_init(dev)) {
bt_eisa_release_resources(dev);
return -1;
}
/* Attach sub-devices - always succeeds (sets up intr) */
bt_attach(dev);
return 0;
}
static device_method_t bt_eisa_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, bt_eisa_probe),
DEVMETHOD(device_attach, bt_eisa_attach),
{ 0, 0 }
};
static driver_t bt_eisa_driver = {
"bt",
bt_eisa_methods,
sizeof(struct bt_softc),
};
static devclass_t bt_devclass;
DRIVER_MODULE(bt, eisa, bt_eisa_driver, bt_devclass, 0, 0);
#endif /* NEISA > 0 */

343
sys/isa/bt_isa.c
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@ -1,343 +0,0 @@
/*
* Product specific probe and attach routines for:
* Buslogic BT-54X and BT-445 cards
*
* Copyright (c) 1998, 1999 Justin T. Gibbs
* 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,
* without modification, immediately at the beginning of the file.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <sys/bus.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <isa/isavar.h>
#include <dev/buslogic/btreg.h>
#include <cam/scsi/scsi_all.h>
static bus_dma_filter_t btvlbouncefilter;
static bus_dmamap_callback_t btmapsensebuffers;
static int
bt_isa_alloc_resources(device_t dev, u_long portstart, u_long portend)
{
int rid;
struct resource *port;
struct resource *irq;
struct resource *drq;
rid = 0;
port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
portstart, portend, BT_NREGS, RF_ACTIVE);
if (!port)
return (ENOMEM);
if (isa_get_irq(dev) != -1) {
rid = 0;
irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid,
0, ~0, 1, RF_ACTIVE);
if (!irq) {
if (port)
bus_release_resource(dev, SYS_RES_IOPORT,
0, port);
return (ENOMEM);
}
} else
irq = 0;
if (isa_get_drq(dev) != -1) {
rid = 0;
drq = bus_alloc_resource(dev, SYS_RES_DRQ, &rid,
0, ~0, 1, RF_ACTIVE);
if (!drq) {
if (port)
bus_release_resource(dev, SYS_RES_IOPORT,
0, port);
if (irq)
bus_release_resource(dev, SYS_RES_IRQ,
0, irq);
return (ENOMEM);
}
} else
drq = 0;
bt_init_softc(dev, port, irq, drq);
return (0);
}
static void
bt_isa_release_resources(device_t dev)
{
struct bt_softc *bt = device_get_softc(dev);
if (bt->port)
bus_release_resource(dev, SYS_RES_IOPORT, 0, bt->port);
if (bt->irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, bt->irq);
if (bt->drq)
bus_release_resource(dev, SYS_RES_DRQ, 0, bt->drq);
bt_free_softc(dev);
}
/*
* Check if the device can be found at the port given
* and if so, set it up ready for further work
* as an argument, takes the isa_device structure from
* autoconf.c
*/
static int
bt_isa_probe(device_t dev)
{
/*
* find unit and check we have that many defined
*/
int port_index;
int max_port_index;
/* No pnp support */
if (isa_get_vendorid(dev))
return (ENXIO);
port_index = 0;
max_port_index = BT_NUM_ISAPORTS - 1;
/*
* Bound our board search if the user has
* specified an exact port.
*/
bt_find_probe_range(isa_get_port(dev), &port_index, &max_port_index);
if (port_index < 0)
return (ENXIO);
/* Attempt to find an adapter */
for (;port_index <= max_port_index; port_index++) {
struct bt_probe_info info;
u_int ioport;
ioport = bt_iop_from_bio(port_index);
/*
* Ensure this port has not already been claimed already
* by a PCI, EISA or ISA adapter.
*/
if (bt_check_probed_iop(ioport) != 0)
continue;
/* Initialise the softc for use during probing */
if (bt_isa_alloc_resources(dev, ioport,
ioport + BT_NREGS -1) != 0)
continue;
/* We're going to attempt to probe it now, so mark it probed */
bt_mark_probed_bio(port_index);
if (bt_port_probe(dev, &info) != 0) {
if (bootverbose)
printf("bt_isa_probe: Probe failed at 0x%x\n",
ioport);
bt_isa_release_resources(dev);
continue;
}
bt_isa_release_resources(dev);
ISA_SET_RESOURCE(device_get_parent(dev), dev,
SYS_RES_DRQ, 0, info.drq, 1);
ISA_SET_RESOURCE(device_get_parent(dev), dev,
SYS_RES_IRQ, 0, info.irq, 1);
return (0);
}
return (ENXIO);
}
/*
* Attach all the sub-devices we can find
*/
static int
bt_isa_attach(device_t dev)
{
struct bt_softc *bt = device_get_softc(dev);
bus_dma_filter_t *filter;
void *filter_arg;
bus_addr_t lowaddr;
int error, drq;
/* Initialise softc */
error = bt_isa_alloc_resources(dev, 0, ~0);
if (error) {
device_printf(dev, "can't allocate resources in bt_isa_attach\n");
return error;
}
/* Program the DMA channel for external control */
if ((drq = isa_get_drq(dev)) != -1)
isa_dmacascade(drq);
/* Allocate our parent dmatag */
filter = NULL;
filter_arg = NULL;
lowaddr = BUS_SPACE_MAXADDR_24BIT;
if (bt->model[0] == '4') {
/*
* This is a VL adapter. Typically, VL devices have access
* to the full 32bit address space. On BT-445S adapters
* prior to revision E, there is a hardware bug that causes
* corruption of transfers to/from addresses in the range of
* the BIOS modulo 16MB. The only properly functioning
* BT-445S Host Adapters have firmware version 3.37.
* If we encounter one of these adapters and the BIOS is
* installed, install a filter function for our bus_dma_map
* that will catch these accesses and bounce them to a safe
* region of memory.
*/
if (bt->bios_addr != 0
&& strcmp(bt->model, "445S") == 0
&& strcmp(bt->firmware_ver, "3.37") < 0) {
filter = btvlbouncefilter;
filter_arg = bt;
} else {
lowaddr = BUS_SPACE_MAXADDR_32BIT;
}
}
/* XXX Should be a child of the ISA or VL bus dma tag */
if (bus_dma_tag_create(/*parent*/NULL, /*alignemnt*/1, /*boundary*/0,
lowaddr, /*highaddr*/BUS_SPACE_MAXADDR,
filter, filter_arg,
/*maxsize*/BUS_SPACE_MAXSIZE_32BIT,
/*nsegments*/BUS_SPACE_UNRESTRICTED,
/*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT,
/*flags*/0, &bt->parent_dmat) != 0) {
bt_isa_release_resources(dev);
return (ENOMEM);
}
error = bt_init(dev);
if (error) {
bt_isa_release_resources(dev);
return (ENOMEM);
}
if (lowaddr != BUS_SPACE_MAXADDR_32BIT) {
/* DMA tag for our sense buffers */
if (bus_dma_tag_create(bt->parent_dmat, /*alignment*/1,
/*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
bt->max_ccbs
* sizeof(struct scsi_sense_data),
/*nsegments*/1,
/*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT,
/*flags*/0, &bt->sense_dmat) != 0) {
bt_isa_release_resources(dev);
return (ENOMEM);
}
bt->init_level++;
/* Allocation of sense buffers */
if (bus_dmamem_alloc(bt->sense_dmat,
(void **)&bt->sense_buffers,
BUS_DMA_NOWAIT, &bt->sense_dmamap) != 0) {
bt_isa_release_resources(dev);
return (ENOMEM);
}
bt->init_level++;
/* And permanently map them */
bus_dmamap_load(bt->sense_dmat, bt->sense_dmamap,
bt->sense_buffers,
bt->max_ccbs * sizeof(*bt->sense_buffers),
btmapsensebuffers, bt, /*flags*/0);
bt->init_level++;
}
error = bt_attach(dev);
if (error) {
bt_isa_release_resources(dev);
return (error);
}
return (0);
}
#define BIOS_MAP_SIZE (16 * 1024)
static int
btvlbouncefilter(void *arg, bus_addr_t addr)
{
struct bt_softc *bt;
bt = (struct bt_softc *)arg;
addr &= BUS_SPACE_MAXADDR_24BIT;
if (addr == 0
|| (addr >= bt->bios_addr
&& addr < (bt->bios_addr + BIOS_MAP_SIZE)))
return (1);
return (0);
}
static void
btmapsensebuffers(void *arg, bus_dma_segment_t *segs, int nseg, int error)
{
struct bt_softc* bt;
bt = (struct bt_softc*)arg;
bt->sense_buffers_physbase = segs->ds_addr;
}
static device_method_t bt_isa_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, bt_isa_probe),
DEVMETHOD(device_attach, bt_isa_attach),
{ 0, 0 }
};
static driver_t bt_isa_driver = {
"bt",
bt_isa_methods,
sizeof(struct bt_softc),
};
static devclass_t bt_devclass;
DRIVER_MODULE(bt, isa, bt_isa_driver, bt_devclass, 0, 0);

230
sys/pci/bt_pci.c
View File

@ -1,230 +0,0 @@
/*
* Product specific probe and attach routines for:
* Buslogic BT946, BT948, BT956, BT958 SCSI controllers
*
* Copyright (c) 1995, 1997, 1998 Justin T. Gibbs
* 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,
* without modification, immediately at the beginning of the file.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 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.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <pci/pcireg.h>
#include <pci/pcivar.h>
#include <machine/bus_memio.h>
#include <machine/bus_pio.h>
#include <machine/bus.h>
#include <machine/resource.h>
#include <sys/rman.h>
#include <dev/buslogic/btreg.h>
#define BT_PCI_IOADDR PCIR_MAPS
#define BT_PCI_MEMADDR PCIR_MAPS + 4
#define PCI_DEVICE_ID_BUSLOGIC_MULTIMASTER 0x1040104Bul
#define PCI_DEVICE_ID_BUSLOGIC_MULTIMASTER_NC 0x0140104Bul
#define PCI_DEVICE_ID_BUSLOGIC_FLASHPOINT 0x8130104Bul
static int
bt_pci_alloc_resources(device_t dev)
{
int command, type = 0, rid, zero;
struct resource *regs = 0;
struct resource *irq = 0;
command = pci_read_config(dev, PCIR_COMMAND, /*bytes*/1);
#if 0
/* XXX Memory Mapped I/O seems to cause problems */
if (command & PCIM_CMD_MEMEN) {
type = SYS_RES_MEMORY;
rid = BT_PCI_MEMADDR;
regs = bus_alloc_resource(dev, type, &rid,
0, ~0, 1, RF_ACTIVE);
}
#else
if (!regs && (command & PCIM_CMD_PORTEN)) {
type = SYS_RES_IOPORT;
rid = BT_PCI_IOADDR;
regs = bus_alloc_resource(dev, type, &rid,
0, ~0, 1, RF_ACTIVE);
}
#endif
if (!regs)
return (ENOMEM);
zero = 0;
irq = bus_alloc_resource(dev, SYS_RES_IRQ, &zero,
0, ~0, 1, RF_ACTIVE | RF_SHAREABLE);
if (!irq) {
bus_release_resource(dev, type, rid, regs);
return (ENOMEM);
}
bt_init_softc(dev, regs, irq, 0);
return (0);
}
static void
bt_pci_release_resources(device_t dev)
{
struct bt_softc *bt = device_get_softc(dev);
if (bt->port)
/* XXX can't cope with memory registers anyway */
bus_release_resource(dev, SYS_RES_IOPORT,
BT_PCI_IOADDR, bt->port);
if (bt->irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, bt->irq);
bt_free_softc(dev);
}
static int
bt_pci_probe(device_t dev)
{
switch (pci_get_devid(dev)) {
case PCI_DEVICE_ID_BUSLOGIC_MULTIMASTER:
case PCI_DEVICE_ID_BUSLOGIC_MULTIMASTER_NC:
{
struct bt_softc *bt = device_get_softc(dev);
pci_info_data_t pci_info;
int error;
error = bt_pci_alloc_resources(dev);
if (error)
return (error);
/*
* Determine if an ISA compatible I/O port has been
* enabled. If so, record the port so it will not
* be probed by our ISA probe. If the PCI I/O port
* was not set to the compatibility port, disable it.
*/
error = bt_cmd(bt, BOP_INQUIRE_PCI_INFO,
/*param*/NULL, /*paramlen*/0,
(u_int8_t*)&pci_info, sizeof(pci_info),
DEFAULT_CMD_TIMEOUT);
if (error == 0
&& pci_info.io_port < BIO_DISABLED) {
bt_mark_probed_bio(pci_info.io_port);
if (bt->bsh != bt_iop_from_bio(pci_info.io_port)) {
u_int8_t new_addr;
new_addr = BIO_DISABLED;
bt_cmd(bt, BOP_MODIFY_IO_ADDR,
/*param*/&new_addr,
/*paramlen*/1, /*reply_buf*/NULL,
/*reply_len*/0,
DEFAULT_CMD_TIMEOUT);
}
}
bt_pci_release_resources(dev);
device_set_desc(dev, "Buslogic Multi-Master SCSI Host Adapter");
return (0);
}
default:
break;
}
return (ENXIO);
}
static int
bt_pci_attach(device_t dev)
{
struct bt_softc *bt = device_get_softc(dev);
int opri;
int error;
/* Initialize softc */
error = bt_pci_alloc_resources(dev);
if (error) {
device_printf(dev, "can't allocate resources in bt_pci_attach\n");
return error;
}
/* Allocate a dmatag for our CCB DMA maps */
/* XXX Should be a child of the PCI bus dma tag */
if (bus_dma_tag_create(/*parent*/NULL, /*alignemnt*/1, /*boundary*/0,
/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
/*highaddr*/BUS_SPACE_MAXADDR,
/*filter*/NULL, /*filterarg*/NULL,
/*maxsize*/BUS_SPACE_MAXSIZE_32BIT,
/*nsegments*/BUS_SPACE_UNRESTRICTED,
/*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT,
/*flags*/0, &bt->parent_dmat) != 0) {
bt_pci_release_resources(dev);
return (ENOMEM);
}
/*
* Protect ourself from spurrious interrupts during
* intialization and attach. We should really rely
* on interrupts during attach, but we don't have
* access to our interrupts during ISA probes, so until
* that changes, we mask our interrupts during attach
* too.
*/
opri = splcam();
if (bt_probe(dev) || bt_fetch_adapter_info(dev) || bt_init(dev)) {
bt_pci_release_resources(dev);
splx(opri);
return (ENXIO);
}
error = bt_attach(dev);
splx(opri);
if (error) {
bt_pci_release_resources(dev);
return (error);
}
return (0);
}
static device_method_t bt_pci_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, bt_pci_probe),
DEVMETHOD(device_attach, bt_pci_attach),
{ 0, 0 }
};
static driver_t bt_pci_driver = {
"bt",
bt_pci_methods,
sizeof(struct bt_softc),
};
static devclass_t bt_devclass;
DRIVER_MODULE(bt, pci, bt_pci_driver, bt_devclass, 0, 0);