diff options
author | mdodd <mdodd@FreeBSD.org> | 1999-10-09 06:28:18 +0000 |
---|---|---|
committer | mdodd <mdodd@FreeBSD.org> | 1999-10-09 06:28:18 +0000 |
commit | 452a78e08bd2d4537c503dbd1663ea0fd9667241 (patch) | |
tree | c14be2cb007961d81bc0380bd3028b7f831d521b | |
parent | ab7a87c594b1b8c7d30567d8bb3de5e9d898c374 (diff) | |
download | FreeBSD-src-452a78e08bd2d4537c503dbd1663ea0fd9667241.zip FreeBSD-src-452a78e08bd2d4537c503dbd1663ea0fd9667241.tar.gz |
Remove old copies. These files now live in src/sys/dev/buslogic
-rw-r--r-- | sys/i386/eisa/bt_eisa.c | 348 | ||||
-rw-r--r-- | sys/isa/bt_isa.c | 343 | ||||
-rw-r--r-- | sys/pci/bt_pci.c | 230 |
3 files changed, 0 insertions, 921 deletions
diff --git a/sys/i386/eisa/bt_eisa.c b/sys/i386/eisa/bt_eisa.c deleted file mode 100644 index 400b42b..0000000 --- a/sys/i386/eisa/bt_eisa.c +++ /dev/null @@ -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 */ diff --git a/sys/isa/bt_isa.c b/sys/isa/bt_isa.c deleted file mode 100644 index b51fe8e..0000000 --- a/sys/isa/bt_isa.c +++ /dev/null @@ -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); diff --git a/sys/pci/bt_pci.c b/sys/pci/bt_pci.c deleted file mode 100644 index 154a2f2..0000000 --- a/sys/pci/bt_pci.c +++ /dev/null @@ -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); |