1bdc8efe15
Handle cases where dma function pointers may be NULL, and where the max_iosize can't be derived from a DMA data structure. For the latter, revert to the prior behaviour of using DFLTPHYS for the max i/o size when there is no other data. Reviewed by: marcel No objection by: sos
742 lines
20 KiB
C
742 lines
20 KiB
C
/*-
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* Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_ata.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/ata.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/malloc.h>
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#include <sys/conf.h>
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#include <sys/bio.h>
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#include <sys/bus.h>
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#include <sys/mtio.h>
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#include <sys/devicestat.h>
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#include <sys/sema.h>
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#include <sys/taskqueue.h>
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#include <vm/uma.h>
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#include <machine/bus.h>
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#include <dev/ata/ata-all.h>
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#include <dev/ata/atapi-tape.h>
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#include <ata_if.h>
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/* device structure */
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static d_open_t ast_open;
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static d_close_t ast_close;
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static d_ioctl_t ast_ioctl;
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static d_strategy_t ast_strategy;
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static struct cdevsw ast_cdevsw = {
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.d_version = D_VERSION,
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.d_open = ast_open,
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.d_close = ast_close,
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.d_read = physread,
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.d_write = physwrite,
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.d_ioctl = ast_ioctl,
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.d_strategy = ast_strategy,
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.d_name = "ast",
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.d_flags = D_TAPE | D_TRACKCLOSE,
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};
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/* prototypes */
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static int ast_sense(device_t);
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static void ast_describe(device_t);
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static void ast_done(struct ata_request *);
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static int ast_mode_sense(device_t, int, void *, int);
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static int ast_mode_select(device_t, void *, int);
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static int ast_write_filemark(device_t, u_int8_t);
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static int ast_read_position(device_t, int, struct ast_readposition *);
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static int ast_space(device_t, u_int8_t, int32_t);
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static int ast_locate(device_t, int, u_int32_t);
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static int ast_prevent_allow(device_t, int);
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static int ast_load_unload(device_t, u_int8_t);
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static int ast_rewind(device_t);
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static int ast_erase(device_t);
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static int ast_test_ready(device_t);
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static int ast_wait_dsc(device_t, int);
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/* internal vars */
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static u_int64_t ast_total = 0;
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static MALLOC_DEFINE(M_AST, "ast_driver", "ATAPI tape driver buffers");
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static int
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ast_probe(device_t dev)
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{
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struct ata_device *atadev = device_get_softc(dev);
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if ((atadev->param.config & ATA_PROTO_ATAPI) &&
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(atadev->param.config & ATA_ATAPI_TYPE_MASK) == ATA_ATAPI_TYPE_TAPE)
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return 0;
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else
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return ENXIO;
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}
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static int
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ast_attach(device_t dev)
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{
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struct ata_channel *ch = device_get_softc(device_get_parent(dev));
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struct ata_device *atadev = device_get_softc(dev);
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struct ast_softc *stp;
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struct ast_readposition position;
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struct cdev *device;
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if (!(stp = malloc(sizeof(struct ast_softc), M_AST, M_NOWAIT | M_ZERO))) {
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device_printf(dev, "out of memory\n");
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return ENOMEM;
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}
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device_set_ivars(dev, stp);
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ATA_SETMODE(device_get_parent(dev), dev);
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if (ast_sense(dev)) {
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device_set_ivars(dev, NULL);
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free(stp, M_AST);
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return ENXIO;
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}
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if (!strcmp(atadev->param.model, "OnStream DI-30")) {
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struct ast_transferpage transfer;
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struct ast_identifypage identify;
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stp->flags |= F_ONSTREAM;
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bzero(&transfer, sizeof(struct ast_transferpage));
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ast_mode_sense(dev, ATAPI_TAPE_TRANSFER_PAGE,
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&transfer, sizeof(transfer));
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bzero(&identify, sizeof(struct ast_identifypage));
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ast_mode_sense(dev, ATAPI_TAPE_IDENTIFY_PAGE,
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&identify, sizeof(identify));
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strncpy(identify.ident, "FBSD", 4);
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ast_mode_select(dev, &identify, sizeof(identify));
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ast_read_position(dev, 0, &position);
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}
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stp->stats = devstat_new_entry("ast", device_get_unit(dev), DEV_BSIZE,
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DEVSTAT_NO_ORDERED_TAGS,
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DEVSTAT_TYPE_SEQUENTIAL | DEVSTAT_TYPE_IF_IDE,
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DEVSTAT_PRIORITY_TAPE);
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device = make_dev(&ast_cdevsw, 2 * device_get_unit(dev),
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UID_ROOT, GID_OPERATOR, 0640, "ast%d",
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device_get_unit(dev));
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device->si_drv1 = dev;
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device->si_iosize_max = ch->dma.max_iosize ? ch->dma.max_iosize : DFLTPHYS;
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stp->dev1 = device;
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device = make_dev(&ast_cdevsw, 2 * device_get_unit(dev) + 1,
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UID_ROOT, GID_OPERATOR, 0640, "nast%d",
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device_get_unit(dev));
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device->si_drv1 = dev;
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device->si_iosize_max = ch->dma.max_iosize;
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stp->dev2 = device;
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/* announce we are here and ready */
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ast_describe(dev);
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return 0;
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}
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static int
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ast_detach(device_t dev)
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{
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struct ast_softc *stp = device_get_ivars(dev);
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/* detroy devices from the system so we dont get any further requests */
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destroy_dev(stp->dev1);
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destroy_dev(stp->dev2);
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/* fail requests on the queue and any thats "in flight" for this device */
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ata_fail_requests(dev);
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/* dont leave anything behind */
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devstat_remove_entry(stp->stats);
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device_set_ivars(dev, NULL);
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free(stp, M_AST);
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return 0;
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}
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static void
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ast_shutdown(device_t dev)
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{
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struct ata_device *atadev = device_get_softc(dev);
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if (atadev->param.support.command2 & ATA_SUPPORT_FLUSHCACHE)
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ata_controlcmd(dev, ATA_FLUSHCACHE, 0, 0, 0);
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}
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static int
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ast_reinit(device_t dev)
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{
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struct ata_channel *ch = device_get_softc(device_get_parent(dev));
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struct ata_device *atadev = device_get_softc(dev);
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if (((atadev->unit == ATA_MASTER) && !(ch->devices & ATA_ATAPI_MASTER)) ||
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((atadev->unit == ATA_SLAVE) && !(ch->devices & ATA_ATAPI_SLAVE))) {
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return 1;
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}
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ATA_SETMODE(device_get_parent(dev), dev);
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return 0;
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}
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static int
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ast_open(struct cdev *cdev, int flags, int fmt, struct thread *td)
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{
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device_t dev = cdev->si_drv1;
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struct ata_device *atadev = device_get_softc(dev);
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struct ast_softc *stp = device_get_ivars(dev);
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if (!stp)
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return ENXIO;
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if (!device_is_attached(dev))
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return EBUSY;
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ast_test_ready(dev);
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if (stp->cap.lock)
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ast_prevent_allow(dev, 1);
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if (ast_sense(dev))
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device_printf(dev, "sense media type failed\n");
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atadev->flags &= ~ATA_D_MEDIA_CHANGED;
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stp->flags &= ~(F_DATA_WRITTEN | F_FM_WRITTEN);
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ast_total = 0;
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return 0;
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}
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static int
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ast_close(struct cdev *cdev, int flags, int fmt, struct thread *td)
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{
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device_t dev = cdev->si_drv1;
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struct ast_softc *stp = device_get_ivars(dev);
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/* flush buffers, some drives fail here, they should report ctl = 0 */
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if (stp->cap.ctl && (stp->flags & F_DATA_WRITTEN))
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ast_write_filemark(dev, 0);
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/* write filemark if data written to tape */
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if (!(stp->flags & F_ONSTREAM) &&
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(stp->flags & (F_DATA_WRITTEN | F_FM_WRITTEN)) == F_DATA_WRITTEN)
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ast_write_filemark(dev, ATAPI_WF_WRITE);
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/* if minor is even rewind on close */
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if (!(minor(cdev) & 0x01))
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ast_rewind(dev);
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if (stp->cap.lock && count_dev(cdev) == 1)
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ast_prevent_allow(dev, 0);
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stp->flags &= ~F_CTL_WARN;
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#ifdef AST_DEBUG
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device_printf(dev, "%ju total bytes transferred\n", (uintmax_t)ast_total);
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#endif
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return 0;
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}
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static int
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ast_ioctl(struct cdev *cdev, u_long cmd, caddr_t data, int flag, struct thread *td)
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{
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device_t dev = cdev->si_drv1;
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struct ast_softc *stp = device_get_ivars(dev);
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int error = 0;
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switch (cmd) {
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case MTIOCGET:
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{
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struct mtget *g = (struct mtget *) data;
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bzero(g, sizeof(struct mtget));
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g->mt_type = 7;
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g->mt_density = 1;
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g->mt_blksiz = stp->blksize;
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g->mt_comp = stp->cap.compress;
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g->mt_density0 = 0; g->mt_density1 = 0;
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g->mt_density2 = 0; g->mt_density3 = 0;
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g->mt_blksiz0 = 0; g->mt_blksiz1 = 0;
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g->mt_blksiz2 = 0; g->mt_blksiz3 = 0;
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g->mt_comp0 = 0; g->mt_comp1 = 0;
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g->mt_comp2 = 0; g->mt_comp3 = 0;
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}
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break;
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case MTIOCTOP:
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{
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int i;
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struct mtop *mt = (struct mtop *)data;
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switch ((int16_t) (mt->mt_op)) {
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case MTWEOF:
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for (i=0; i < mt->mt_count && !error; i++)
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error = ast_write_filemark(dev, ATAPI_WF_WRITE);
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break;
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case MTFSF:
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if (mt->mt_count)
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error = ast_space(dev, ATAPI_SP_FM, mt->mt_count);
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break;
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case MTBSF:
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if (mt->mt_count)
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error = ast_space(dev, ATAPI_SP_FM, -(mt->mt_count));
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break;
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case MTREW:
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error = ast_rewind(dev);
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break;
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case MTOFFL:
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error = ast_load_unload(dev, ATAPI_SS_EJECT);
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break;
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case MTNOP:
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error = ast_write_filemark(dev, 0);
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break;
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case MTERASE:
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error = ast_erase(dev);
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break;
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case MTEOD:
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error = ast_space(dev, ATAPI_SP_EOD, 0);
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break;
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case MTRETENS:
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error = ast_load_unload(dev, ATAPI_SS_RETENSION|ATAPI_SS_LOAD);
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break;
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case MTFSR:
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case MTBSR:
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case MTCACHE:
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case MTNOCACHE:
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case MTSETBSIZ:
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case MTSETDNSTY:
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case MTCOMP:
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default:
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error = EINVAL;
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}
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}
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break;
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case MTIOCRDSPOS:
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{
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struct ast_readposition position;
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if ((error = ast_read_position(dev, 0, &position)))
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break;
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*(u_int32_t *)data = position.tape;
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}
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break;
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case MTIOCRDHPOS:
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{
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struct ast_readposition position;
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if ((error = ast_read_position(dev, 1, &position)))
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break;
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*(u_int32_t *)data = position.tape;
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}
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break;
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case MTIOCSLOCATE:
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error = ast_locate(dev, 0, *(u_int32_t *)data);
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break;
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case MTIOCHLOCATE:
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error = ast_locate(dev, 1, *(u_int32_t *)data);
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break;
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default:
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error = ata_device_ioctl(dev, cmd, data);
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}
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return error;
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}
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static void
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ast_strategy(struct bio *bp)
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{
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device_t dev = bp->bio_dev->si_drv1;
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struct ata_device *atadev = device_get_softc(dev);
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struct ast_softc *stp = device_get_ivars(dev);
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struct ata_request *request;
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u_int32_t blkcount;
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int8_t ccb[16];
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/* if it's a null transfer, return immediatly. */
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if (bp->bio_bcount == 0) {
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bp->bio_resid = 0;
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biodone(bp);
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return;
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}
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if (!(bp->bio_cmd == BIO_READ) && stp->flags & F_WRITEPROTECT) {
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biofinish(bp, NULL, EPERM);
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return;
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}
|
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|
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/* check for != blocksize requests */
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if (bp->bio_bcount % stp->blksize) {
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device_printf(dev, "transfers must be multiple of %d\n", stp->blksize);
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biofinish(bp, NULL, EIO);
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return;
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}
|
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|
|
/* warn about transfers bigger than the device suggests */
|
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if (bp->bio_bcount > stp->blksize * stp->cap.ctl) {
|
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if ((stp->flags & F_CTL_WARN) == 0) {
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device_printf(dev, "WARNING: CTL exceeded %ld>%d\n",
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bp->bio_bcount, stp->blksize * stp->cap.ctl);
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stp->flags |= F_CTL_WARN;
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}
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}
|
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bzero(ccb, sizeof(ccb));
|
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|
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if (bp->bio_cmd == BIO_READ)
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ccb[0] = ATAPI_READ;
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else
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ccb[0] = ATAPI_WRITE;
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blkcount = bp->bio_bcount / stp->blksize;
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|
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ccb[1] = 1;
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ccb[2] = blkcount >> 16;
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ccb[3] = blkcount >> 8;
|
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ccb[4] = blkcount;
|
|
|
|
if (!(request = ata_alloc_request())) {
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biofinish(bp, NULL, ENOMEM);
|
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return;
|
|
}
|
|
request->dev = dev;
|
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request->driver = bp;
|
|
bcopy(ccb, request->u.atapi.ccb,
|
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(atadev->param.config & ATA_PROTO_MASK) ==
|
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ATA_PROTO_ATAPI_12 ? 16 : 12);
|
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request->data = bp->bio_data;
|
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request->bytecount = blkcount * stp->blksize;
|
|
request->transfersize = min(request->bytecount, 65534);
|
|
request->timeout = (ccb[0] == ATAPI_WRITE_BIG) ? 180 : 120;
|
|
request->retries = 2;
|
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request->callback = ast_done;
|
|
switch (bp->bio_cmd) {
|
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case BIO_READ:
|
|
request->flags |= (ATA_R_ATAPI | ATA_R_READ);
|
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break;
|
|
case BIO_WRITE:
|
|
request->flags |= (ATA_R_ATAPI | ATA_R_WRITE);
|
|
break;
|
|
default:
|
|
device_printf(dev, "unknown BIO operation\n");
|
|
ata_free_request(request);
|
|
biofinish(bp, NULL, EIO);
|
|
return;
|
|
}
|
|
devstat_start_transaction_bio(stp->stats, bp);
|
|
ata_queue_request(request);
|
|
}
|
|
|
|
static void
|
|
ast_done(struct ata_request *request)
|
|
{
|
|
struct ast_softc *stp = device_get_ivars(request->dev);
|
|
struct bio *bp = request->driver;
|
|
|
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/* finish up transfer */
|
|
if ((bp->bio_error = request->result))
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bp->bio_flags |= BIO_ERROR;
|
|
if (bp->bio_cmd == BIO_WRITE)
|
|
stp->flags |= F_DATA_WRITTEN;
|
|
bp->bio_resid = bp->bio_bcount - request->donecount;
|
|
ast_total += (bp->bio_bcount - bp->bio_resid);
|
|
biofinish(bp, stp->stats, 0);
|
|
ata_free_request(request);
|
|
}
|
|
|
|
static int
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|
ast_sense(device_t dev)
|
|
{
|
|
struct ast_softc *stp = device_get_ivars(dev);
|
|
int count;
|
|
|
|
/* get drive capabilities, some bugridden drives needs this repeated */
|
|
for (count = 0 ; count < 5 ; count++) {
|
|
if (!ast_mode_sense(dev, ATAPI_TAPE_CAP_PAGE,
|
|
&stp->cap, sizeof(stp->cap)) &&
|
|
stp->cap.page_code == ATAPI_TAPE_CAP_PAGE) {
|
|
if (stp->cap.blk32k)
|
|
stp->blksize = 32768;
|
|
if (stp->cap.blk1024)
|
|
stp->blksize = 1024;
|
|
if (stp->cap.blk512)
|
|
stp->blksize = 512;
|
|
if (!stp->blksize)
|
|
continue;
|
|
stp->cap.max_speed = ntohs(stp->cap.max_speed);
|
|
stp->cap.max_defects = ntohs(stp->cap.max_defects);
|
|
stp->cap.ctl = ntohs(stp->cap.ctl);
|
|
stp->cap.speed = ntohs(stp->cap.speed);
|
|
stp->cap.buffer_size = ntohs(stp->cap.buffer_size);
|
|
return 0;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static int
|
|
ast_mode_sense(device_t dev, int page, void *pagebuf, int pagesize)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_MODE_SENSE, 0x08, page, pagesize>>8, pagesize,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int error;
|
|
|
|
error = ata_atapicmd(dev, ccb, pagebuf, pagesize, ATA_R_READ, 10);
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
ast_mode_select(device_t dev, void *pagebuf, int pagesize)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_MODE_SELECT, 0x10, 0, pagesize>>8, pagesize,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
|
return ata_atapicmd(dev, ccb, pagebuf, pagesize, 0, 10);
|
|
}
|
|
|
|
static int
|
|
ast_write_filemark(device_t dev, u_int8_t function)
|
|
{
|
|
struct ast_softc *stp = device_get_ivars(dev);
|
|
int8_t ccb[16] = { ATAPI_WEOF, 0x01, 0, 0, function, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int error;
|
|
|
|
if (stp->flags & F_ONSTREAM)
|
|
ccb[4] = 0x00; /* only flush buffers supported */
|
|
else {
|
|
if (function) {
|
|
if (stp->flags & F_FM_WRITTEN)
|
|
stp->flags &= ~F_DATA_WRITTEN;
|
|
else
|
|
stp->flags |= F_FM_WRITTEN;
|
|
}
|
|
}
|
|
error = ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
|
|
if (error)
|
|
return error;
|
|
return ast_wait_dsc(dev, 10*60);
|
|
}
|
|
|
|
static int
|
|
ast_read_position(device_t dev, int hard, struct ast_readposition *position)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_READ_POSITION, (hard ? 0x01 : 0), 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int error;
|
|
|
|
error = ata_atapicmd(dev, ccb, (caddr_t)position,
|
|
sizeof(struct ast_readposition), ATA_R_READ, 10);
|
|
position->tape = ntohl(position->tape);
|
|
position->host = ntohl(position->host);
|
|
return error;
|
|
}
|
|
|
|
static int
|
|
ast_space(device_t dev, u_int8_t function, int32_t count)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_SPACE, function, count>>16, count>>8, count,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
|
return ata_atapicmd(dev, ccb, NULL, 0, 0, 60*60);
|
|
}
|
|
|
|
static int
|
|
ast_locate(device_t dev, int hard, u_int32_t pos)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_LOCATE, 0x01 | (hard ? 0x4 : 0), 0,
|
|
pos>>24, pos>>16, pos>>8, pos,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int error;
|
|
|
|
error = ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
|
|
if (error)
|
|
return error;
|
|
return ast_wait_dsc(dev, 60*60);
|
|
}
|
|
|
|
static int
|
|
ast_prevent_allow(device_t dev, int lock)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_PREVENT_ALLOW, 0, 0, 0, lock,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
|
return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
|
|
}
|
|
|
|
static int
|
|
ast_load_unload(device_t dev, u_int8_t function)
|
|
{
|
|
struct ast_softc *stp = device_get_ivars(dev);
|
|
int8_t ccb[16] = { ATAPI_START_STOP, 0x01, 0, 0, function, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int error;
|
|
|
|
if ((function & ATAPI_SS_EJECT) && !stp->cap.eject)
|
|
return 0;
|
|
error = ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
|
|
if (error)
|
|
return error;
|
|
pause("astlu", 1 * hz);
|
|
if (function == ATAPI_SS_EJECT)
|
|
return 0;
|
|
return ast_wait_dsc(dev, 60*60);
|
|
}
|
|
|
|
static int
|
|
ast_rewind(device_t dev)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_REZERO, 0x01, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int error;
|
|
|
|
error = ata_atapicmd(dev, ccb, NULL, 0, 0, 10);
|
|
if (error)
|
|
return error;
|
|
return ast_wait_dsc(dev, 60*60);
|
|
}
|
|
|
|
static int
|
|
ast_erase(device_t dev)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_ERASE, 3, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0 };
|
|
int error;
|
|
|
|
if ((error = ast_rewind(dev)))
|
|
return error;
|
|
|
|
return ata_atapicmd(dev, ccb, NULL, 0, 0, 60*60);
|
|
}
|
|
|
|
static int
|
|
ast_test_ready(device_t dev)
|
|
{
|
|
int8_t ccb[16] = { ATAPI_TEST_UNIT_READY, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
|
return ata_atapicmd(dev, ccb, NULL, 0, 0, 30);
|
|
}
|
|
|
|
static int
|
|
ast_wait_dsc(device_t dev, int timeout)
|
|
{
|
|
int error = 0;
|
|
int8_t ccb[16] = { ATAPI_POLL_DSC, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
|
timeout *= hz;
|
|
while (timeout > 0) {
|
|
error = ata_atapicmd(dev, ccb, NULL, 0, 0, 0);
|
|
if (error != EBUSY)
|
|
break;
|
|
pause("atpwt", hz / 2);
|
|
timeout -= (hz / 2);
|
|
}
|
|
return error;
|
|
}
|
|
|
|
static void
|
|
ast_describe(device_t dev)
|
|
{
|
|
struct ata_channel *ch = device_get_softc(device_get_parent(dev));
|
|
struct ata_device *atadev = device_get_softc(dev);
|
|
struct ast_softc *stp = device_get_ivars(dev);
|
|
|
|
if (bootverbose) {
|
|
device_printf(dev, "<%.40s/%.8s> tape drive at ata%d as %s\n",
|
|
atadev->param.model, atadev->param.revision,
|
|
device_get_unit(ch->dev), ata_unit2str(atadev));
|
|
device_printf(dev, "%dKB/s, ", stp->cap.max_speed);
|
|
printf("transfer limit %d blk%s, ",
|
|
stp->cap.ctl, (stp->cap.ctl > 1) ? "s" : "");
|
|
printf("%dKB buffer, ", (stp->cap.buffer_size * DEV_BSIZE) / 1024);
|
|
printf("%s\n", ata_mode2str(atadev->mode));
|
|
device_printf(dev, "Medium: ");
|
|
switch (stp->cap.medium_type) {
|
|
case 0x00:
|
|
printf("none"); break;
|
|
case 0x17:
|
|
printf("Travan 1 (400 Mbyte)"); break;
|
|
case 0xb6:
|
|
printf("Travan 4 (4 Gbyte)"); break;
|
|
case 0xda:
|
|
printf("OnStream ADR (15Gyte)"); break;
|
|
default:
|
|
printf("unknown (0x%x)", stp->cap.medium_type);
|
|
}
|
|
if (stp->cap.readonly) printf(", readonly");
|
|
if (stp->cap.reverse) printf(", reverse");
|
|
if (stp->cap.eformat) printf(", eformat");
|
|
if (stp->cap.qfa) printf(", qfa");
|
|
if (stp->cap.lock) printf(", lock");
|
|
if (stp->cap.locked) printf(", locked");
|
|
if (stp->cap.prevent) printf(", prevent");
|
|
if (stp->cap.eject) printf(", eject");
|
|
if (stp->cap.disconnect) printf(", disconnect");
|
|
if (stp->cap.ecc) printf(", ecc");
|
|
if (stp->cap.compress) printf(", compress");
|
|
if (stp->cap.blk512) printf(", 512b");
|
|
if (stp->cap.blk1024) printf(", 1024b");
|
|
if (stp->cap.blk32k) printf(", 32kb");
|
|
printf("\n");
|
|
}
|
|
else {
|
|
device_printf(dev, "TAPE <%.40s/%.8s> at ata%d-%s %s\n",
|
|
atadev->param.model, atadev->param.revision,
|
|
device_get_unit(ch->dev), ata_unit2str(atadev),
|
|
ata_mode2str(atadev->mode));
|
|
}
|
|
}
|
|
|
|
static device_method_t ast_methods[] = {
|
|
/* device interface */
|
|
DEVMETHOD(device_probe, ast_probe),
|
|
DEVMETHOD(device_attach, ast_attach),
|
|
DEVMETHOD(device_detach, ast_detach),
|
|
DEVMETHOD(device_shutdown, ast_shutdown),
|
|
|
|
/* ATA methods */
|
|
DEVMETHOD(ata_reinit, ast_reinit),
|
|
|
|
{ 0, 0 }
|
|
};
|
|
|
|
static driver_t ast_driver = {
|
|
"ast",
|
|
ast_methods,
|
|
0,
|
|
};
|
|
|
|
static devclass_t ast_devclass;
|
|
|
|
DRIVER_MODULE(ast, ata, ast_driver, ast_devclass, NULL, NULL);
|
|
MODULE_VERSION(ast, 1);
|
|
MODULE_DEPEND(ast, ata, 1, 1, 1);
|