diff options
Diffstat (limited to 'sys/dev/amr/amr_disk.c')
| -rw-r--r-- | sys/dev/amr/amr_disk.c | 267 |
1 files changed, 0 insertions, 267 deletions
diff --git a/sys/dev/amr/amr_disk.c b/sys/dev/amr/amr_disk.c deleted file mode 100644 index 4eee088345f8..000000000000 --- a/sys/dev/amr/amr_disk.c +++ /dev/null @@ -1,267 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-2-Clause-FreeBSD - * - * Copyright (c) 1999 Jonathan Lemon - * Copyright (c) 1999, 2000 Michael Smith - * Copyright (c) 2000 BSDi - * 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. - */ -/*- - * Copyright (c) 2002 Eric Moore - * Copyright (c) 2002 LSI Logic Corporation - * 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. - * 3. The party using or redistributing the source code and binary forms - * agrees to the disclaimer below and the terms and conditions set forth - * herein. - * - * 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("$FreeBSD$"); - -/* - * Disk driver for AMI MegaRaid controllers - */ - -#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 <machine/bus.h> -#include <sys/rman.h> - -#include <dev/amr/amrio.h> -#include <dev/amr/amrreg.h> -#include <dev/amr/amrvar.h> -#include <dev/amr/amr_tables.h> - -/* prototypes */ -static int amrd_probe(device_t dev); -static int amrd_attach(device_t dev); -static int amrd_detach(device_t dev); - -static disk_open_t amrd_open; -static disk_strategy_t amrd_strategy; - -static devclass_t amrd_devclass; -#ifdef FREEBSD_4 -int amr_disks_registered = 0; -#endif - -static device_method_t amrd_methods[] = { - DEVMETHOD(device_probe, amrd_probe), - DEVMETHOD(device_attach, amrd_attach), - DEVMETHOD(device_detach, amrd_detach), - { 0, 0 } -}; - -static driver_t amrd_driver = { - "amrd", - amrd_methods, - sizeof(struct amrd_softc) -}; - -DRIVER_MODULE(amrd, amr, amrd_driver, amrd_devclass, 0, 0); - -static int -amrd_open(struct disk *dp) -{ - struct amrd_softc *sc = (struct amrd_softc *)dp->d_drv1; - - debug_called(1); - - if (sc == NULL) - return (ENXIO); - - /* controller not active? */ - if (sc->amrd_controller->amr_state & AMR_STATE_SHUTDOWN) - return(ENXIO); - - return (0); -} -/******************************************************************************** - * System crashdump support - */ - -static int -amrd_dump(void *arg, void *virtual, vm_offset_t physical, off_t offset, size_t length) -{ - - struct amrd_softc *amrd_sc; - struct amr_softc *amr_sc; - int error; - struct disk *dp; - - dp = arg; - amrd_sc = (struct amrd_softc *)dp->d_drv1; - if (amrd_sc == NULL) - return(ENXIO); - amr_sc = (struct amr_softc *)amrd_sc->amrd_controller; - - if (length > 0) { - int driveno = amrd_sc->amrd_drive - amr_sc->amr_drive; - if ((error = amr_dump_blocks(amr_sc,driveno,offset / AMR_BLKSIZE ,(void *)virtual,(int) length / AMR_BLKSIZE )) != 0) - return(error); - } - return(0); -} - -/* - * Read/write routine for a buffer. Finds the proper unit, range checks - * arguments, and schedules the transfer. Does not wait for the transfer - * to complete. Multi-page transfers are supported. All I/O requests must - * be a multiple of a sector in length. - */ -static void -amrd_strategy(struct bio *bio) -{ - struct amrd_softc *sc = (struct amrd_softc *)bio->bio_disk->d_drv1; - - /* bogus disk? */ - if (sc == NULL) { - bio->bio_error = EINVAL; - goto bad; - } - - amr_submit_bio(sc->amrd_controller, bio); - return; - - bad: - bio->bio_flags |= BIO_ERROR; - - /* - * Correctly set the buf to indicate a completed transfer - */ - bio->bio_resid = bio->bio_bcount; - biodone(bio); - return; -} - -void -amrd_intr(void *data) -{ - struct bio *bio = (struct bio *)data; - - debug_called(2); - - if (bio->bio_flags & BIO_ERROR) { - bio->bio_error = EIO; - debug(1, "i/o error\n"); - } else { - bio->bio_resid = 0; - } - - biodone(bio); -} - -static int -amrd_probe(device_t dev) -{ - - debug_called(1); - - device_set_desc(dev, "LSILogic MegaRAID logical drive"); - return (0); -} - -static int -amrd_attach(device_t dev) -{ - struct amrd_softc *sc = (struct amrd_softc *)device_get_softc(dev); - device_t parent; - - debug_called(1); - - parent = device_get_parent(dev); - sc->amrd_controller = (struct amr_softc *)device_get_softc(parent); - sc->amrd_unit = device_get_unit(dev); - sc->amrd_drive = device_get_ivars(dev); - sc->amrd_dev = dev; - - device_printf(dev, "%uMB (%u sectors) RAID %d (%s)\n", - sc->amrd_drive->al_size / ((1024 * 1024) / AMR_BLKSIZE), - sc->amrd_drive->al_size, sc->amrd_drive->al_properties & AMR_DRV_RAID_MASK, - amr_describe_code(amr_table_drvstate, AMR_DRV_CURSTATE(sc->amrd_drive->al_state))); - - sc->amrd_disk = disk_alloc(); - sc->amrd_disk->d_drv1 = sc; - sc->amrd_disk->d_maxsize = (AMR_NSEG - 1) * PAGE_SIZE; - sc->amrd_disk->d_open = amrd_open; - sc->amrd_disk->d_strategy = amrd_strategy; - sc->amrd_disk->d_name = "amrd"; - sc->amrd_disk->d_dump = (dumper_t *)amrd_dump; - sc->amrd_disk->d_unit = sc->amrd_unit; - sc->amrd_disk->d_flags = DISKFLAG_CANFLUSHCACHE; - sc->amrd_disk->d_sectorsize = AMR_BLKSIZE; - sc->amrd_disk->d_mediasize = (off_t)sc->amrd_drive->al_size * AMR_BLKSIZE; - sc->amrd_disk->d_fwsectors = sc->amrd_drive->al_sectors; - sc->amrd_disk->d_fwheads = sc->amrd_drive->al_heads; - disk_create(sc->amrd_disk, DISK_VERSION); - - return (0); -} - -static int -amrd_detach(device_t dev) -{ - struct amrd_softc *sc = (struct amrd_softc *)device_get_softc(dev); - - debug_called(1); - - if (sc->amrd_disk->d_flags & DISKFLAG_OPEN) - return(EBUSY); - -#ifdef FREEBSD_4 - if (--amr_disks_registered == 0) - cdevsw_remove(&amrddisk_cdevsw); -#else - disk_destroy(sc->amrd_disk); -#endif - return(0); -} |