diff options
| -rw-r--r-- | Makefile.objs | 2 | ||||
| -rw-r--r-- | block.c | 91 | ||||
| -rw-r--r-- | block.h | 1 | ||||
| -rw-r--r-- | block/raw-posix.c | 20 | ||||
| -rw-r--r-- | blockdev.c | 600 | ||||
| -rw-r--r-- | blockdev.h | 71 | ||||
| -rw-r--r-- | hw/acpi_piix4.c | 1 | ||||
| -rw-r--r-- | hw/apb_pci.c | 1 | ||||
| -rw-r--r-- | hw/device-hotplug.c | 4 | ||||
| -rw-r--r-- | hw/fdc.c | 1 | ||||
| -rw-r--r-- | hw/fdc.h | 2 | ||||
| -rw-r--r-- | hw/ide/cmd646.c | 4 | ||||
| -rw-r--r-- | hw/ide/core.c | 108 | ||||
| -rw-r--r-- | hw/ide/internal.h | 13 | ||||
| -rw-r--r-- | hw/ide/isa.c | 2 | ||||
| -rw-r--r-- | hw/ide/macio.c | 2 | ||||
| -rw-r--r-- | hw/ide/microdrive.c | 3 | ||||
| -rw-r--r-- | hw/ide/mmio.c | 2 | ||||
| -rw-r--r-- | hw/ide/piix.c | 4 | ||||
| -rw-r--r-- | hw/ide/qdev.c | 21 | ||||
| -rw-r--r-- | hw/lan9118.c | 1 | ||||
| -rw-r--r-- | hw/nand.c | 3 | ||||
| -rw-r--r-- | hw/omap2.c | 2 | ||||
| -rw-r--r-- | hw/onenand.c | 3 | ||||
| -rw-r--r-- | hw/parallel.c | 1 | ||||
| -rw-r--r-- | hw/pc.c | 1 | ||||
| -rw-r--r-- | hw/pc_piix.c | 1 | ||||
| -rw-r--r-- | hw/pci-hotplug.c | 2 | ||||
| -rw-r--r-- | hw/pcmcia.h | 2 | ||||
| -rw-r--r-- | hw/pl181.c | 1 | ||||
| -rw-r--r-- | hw/qdev-properties.c | 12 | ||||
| -rw-r--r-- | hw/qdev.c | 6 | ||||
| -rw-r--r-- | hw/qdev.h | 6 | ||||
| -rw-r--r-- | hw/scsi-bus.c | 1 | ||||
| -rw-r--r-- | hw/scsi-disk.c | 26 | ||||
| -rw-r--r-- | hw/scsi-generic.c | 1 | ||||
| -rw-r--r-- | hw/serial.c | 1 | ||||
| -rw-r--r-- | hw/ssi-sd.c | 1 | ||||
| -rw-r--r-- | hw/usb-hid.c | 1 | ||||
| -rw-r--r-- | hw/usb-msd.c | 4 | ||||
| -rw-r--r-- | hw/virtio-blk.c | 9 | ||||
| -rw-r--r-- | hw/virtio-pci.c | 1 | ||||
| -rw-r--r-- | monitor.c | 104 | ||||
| -rw-r--r-- | qemu-char.c | 1 | ||||
| -rw-r--r-- | qemu-io.c | 4 | ||||
| -rw-r--r-- | savevm.c | 2 | ||||
| -rw-r--r-- | sysemu.h | 52 | ||||
| -rw-r--r-- | vl.c | 499 |
48 files changed, 916 insertions, 785 deletions
diff --git a/Makefile.objs b/Makefile.objs index 2dad0f941..2bfb6d180 100644 --- a/Makefile.objs +++ b/Makefile.objs @@ -44,7 +44,7 @@ fsdev-obj-$(CONFIG_LINUX) += $(addprefix fsdev/, $(fsdev-nested-y)) # system emulation, i.e. a single QEMU executable should support all # CPUs and machines. -common-obj-y = $(block-obj-y) +common-obj-y = $(block-obj-y) blockdev.o common-obj-y += $(net-obj-y) common-obj-y += $(qobject-obj-y) common-obj-$(CONFIG_LINUX) += $(fsdev-obj-$(CONFIG_LINUX)) @@ -331,8 +331,8 @@ static BlockDriver *find_image_format(const char *filename) if (ret < 0) return NULL; - /* Return the raw BlockDriver * to scsi-generic devices */ - if (bs->sg) { + /* Return the raw BlockDriver * to scsi-generic devices or empty drives */ + if (bs->sg || !bdrv_is_inserted(bs)) { bdrv_delete(bs); return bdrv_find_format("raw"); } @@ -522,7 +522,7 @@ int bdrv_open(BlockDriverState *bs, const char *filename, int flags, bdrv_delete(bs1); return ret; } - total_size = bdrv_getlength(bs1) >> BDRV_SECTOR_BITS; + total_size = bdrv_getlength(bs1) & BDRV_SECTOR_MASK; if (bs1->drv && bs1->drv->protocol_name) is_protocol = 1; @@ -541,7 +541,7 @@ int bdrv_open(BlockDriverState *bs, const char *filename, int flags, bdrv_qcow2 = bdrv_find_format("qcow2"); options = parse_option_parameters("", bdrv_qcow2->create_options, NULL); - set_option_parameter_int(options, BLOCK_OPT_SIZE, total_size * 512); + set_option_parameter_int(options, BLOCK_OPT_SIZE, total_size); set_option_parameter(options, BLOCK_OPT_BACKING_FILE, backing_filename); if (drv) { set_option_parameter(options, BLOCK_OPT_BACKING_FMT, @@ -648,6 +648,15 @@ void bdrv_close(BlockDriverState *bs) } } +void bdrv_close_all(void) +{ + BlockDriverState *bs; + + QTAILQ_FOREACH(bs, &bdrv_states, list) { + bdrv_close(bs); + } +} + void bdrv_delete(BlockDriverState *bs) { /* remove from list, if necessary */ @@ -684,7 +693,7 @@ int bdrv_commit(BlockDriverState *bs) int64_t i, total_sectors; int n, j, ro, open_flags; int ret = 0, rw_ret = 0; - unsigned char sector[512]; + unsigned char sector[BDRV_SECTOR_SIZE]; char filename[1024]; BlockDriverState *bs_rw, *bs_ro; @@ -824,7 +833,8 @@ static int bdrv_check_byte_request(BlockDriverState *bs, int64_t offset, static int bdrv_check_request(BlockDriverState *bs, int64_t sector_num, int nb_sectors) { - return bdrv_check_byte_request(bs, sector_num * 512, nb_sectors * 512); + return bdrv_check_byte_request(bs, sector_num * BDRV_SECTOR_SIZE, + nb_sectors * BDRV_SECTOR_SIZE); } /* return < 0 if error. See bdrv_write() for the return codes */ @@ -1059,7 +1069,7 @@ struct partition { static int guess_disk_lchs(BlockDriverState *bs, int *pcylinders, int *pheads, int *psectors) { - uint8_t buf[512]; + uint8_t buf[BDRV_SECTOR_SIZE]; int ret, i, heads, sectors, cylinders; struct partition *p; uint32_t nr_sects; @@ -1535,7 +1545,7 @@ static QObject* bdrv_info_stats_bs(BlockDriverState *bs) "} }", bs->rd_bytes, bs->wr_bytes, bs->rd_ops, bs->wr_ops, - bs->wr_highest_sector * 512); + bs->wr_highest_sector * (long)BDRV_SECTOR_SIZE); dict = qobject_to_qdict(res); if (*bs->device_name) { @@ -1621,9 +1631,11 @@ int bdrv_save_vmstate(BlockDriverState *bs, const uint8_t *buf, BlockDriver *drv = bs->drv; if (!drv) return -ENOMEDIUM; - if (!drv->bdrv_save_vmstate) - return -ENOTSUP; - return drv->bdrv_save_vmstate(bs, buf, pos, size); + if (drv->bdrv_save_vmstate) + return drv->bdrv_save_vmstate(bs, buf, pos, size); + if (bs->file) + return bdrv_save_vmstate(bs->file, buf, pos, size); + return -ENOTSUP; } int bdrv_load_vmstate(BlockDriverState *bs, uint8_t *buf, @@ -1632,9 +1644,11 @@ int bdrv_load_vmstate(BlockDriverState *bs, uint8_t *buf, BlockDriver *drv = bs->drv; if (!drv) return -ENOMEDIUM; - if (!drv->bdrv_load_vmstate) - return -ENOTSUP; - return drv->bdrv_load_vmstate(bs, buf, pos, size); + if (drv->bdrv_load_vmstate) + return drv->bdrv_load_vmstate(bs, buf, pos, size); + if (bs->file) + return bdrv_load_vmstate(bs->file, buf, pos, size); + return -ENOTSUP; } void bdrv_debug_event(BlockDriverState *bs, BlkDebugEvent event) @@ -1658,20 +1672,37 @@ int bdrv_snapshot_create(BlockDriverState *bs, BlockDriver *drv = bs->drv; if (!drv) return -ENOMEDIUM; - if (!drv->bdrv_snapshot_create) - return -ENOTSUP; - return drv->bdrv_snapshot_create(bs, sn_info); + if (drv->bdrv_snapshot_create) + return drv->bdrv_snapshot_create(bs, sn_info); + if (bs->file) + return bdrv_snapshot_create(bs->file, sn_info); + return -ENOTSUP; } int bdrv_snapshot_goto(BlockDriverState *bs, const char *snapshot_id) { BlockDriver *drv = bs->drv; + int ret, open_ret; + if (!drv) return -ENOMEDIUM; - if (!drv->bdrv_snapshot_goto) - return -ENOTSUP; - return drv->bdrv_snapshot_goto(bs, snapshot_id); + if (drv->bdrv_snapshot_goto) + return drv->bdrv_snapshot_goto(bs, snapshot_id); + + if (bs->file) { + drv->bdrv_close(bs); + ret = bdrv_snapshot_goto(bs->file, snapshot_id); + open_ret = drv->bdrv_open(bs, bs->open_flags); + if (open_ret < 0) { + bdrv_delete(bs->file); + bs->drv = NULL; + return open_ret; + } + return ret; + } + + return -ENOTSUP; } int bdrv_snapshot_delete(BlockDriverState *bs, const char *snapshot_id) @@ -1679,9 +1710,11 @@ int bdrv_snapshot_delete(BlockDriverState *bs, const char *snapshot_id) BlockDriver *drv = bs->drv; if (!drv) return -ENOMEDIUM; - if (!drv->bdrv_snapshot_delete) - return -ENOTSUP; - return drv->bdrv_snapshot_delete(bs, snapshot_id); + if (drv->bdrv_snapshot_delete) + return drv->bdrv_snapshot_delete(bs, snapshot_id); + if (bs->file) + return bdrv_snapshot_delete(bs->file, snapshot_id); + return -ENOTSUP; } int bdrv_snapshot_list(BlockDriverState *bs, @@ -1690,9 +1723,11 @@ int bdrv_snapshot_list(BlockDriverState *bs, BlockDriver *drv = bs->drv; if (!drv) return -ENOMEDIUM; - if (!drv->bdrv_snapshot_list) - return -ENOTSUP; - return drv->bdrv_snapshot_list(bs, psn_info); + if (drv->bdrv_snapshot_list) + return drv->bdrv_snapshot_list(bs, psn_info); + if (bs->file) + return bdrv_snapshot_list(bs->file, psn_info); + return -ENOTSUP; } #define NB_SUFFIXES 4 @@ -2197,7 +2232,7 @@ static int bdrv_read_em(BlockDriverState *bs, int64_t sector_num, async_ret = NOT_DONE; iov.iov_base = (void *)buf; - iov.iov_len = nb_sectors * 512; + iov.iov_len = nb_sectors * BDRV_SECTOR_SIZE; qemu_iovec_init_external(&qiov, &iov, 1); acb = bdrv_aio_readv(bs, sector_num, &qiov, nb_sectors, bdrv_rw_em_cb, &async_ret); @@ -2228,7 +2263,7 @@ static int bdrv_write_em(BlockDriverState *bs, int64_t sector_num, async_ret = NOT_DONE; iov.iov_base = (void *)buf; - iov.iov_len = nb_sectors * 512; + iov.iov_len = nb_sectors * BDRV_SECTOR_SIZE; qemu_iovec_init_external(&qiov, &iov, 1); acb = bdrv_aio_writev(bs, sector_num, &qiov, nb_sectors, bdrv_rw_em_cb, &async_ret); @@ -123,6 +123,7 @@ BlockDriverAIOCB *bdrv_aio_ioctl(BlockDriverState *bs, /* Ensure contents are flushed to disk. */ void bdrv_flush(BlockDriverState *bs); void bdrv_flush_all(void); +void bdrv_close_all(void); int bdrv_has_zero_init(BlockDriverState *bs); int bdrv_is_allocated(BlockDriverState *bs, int64_t sector_num, int nb_sectors, diff --git a/block/raw-posix.c b/block/raw-posix.c index 7541ed2ab..3f0701b8a 100644 --- a/block/raw-posix.c +++ b/block/raw-posix.c @@ -392,8 +392,9 @@ static int raw_read(BlockDriverState *bs, int64_t sector_num, { int ret; - ret = raw_pread(bs, sector_num * 512, buf, nb_sectors * 512); - if (ret == (nb_sectors * 512)) + ret = raw_pread(bs, sector_num * BDRV_SECTOR_SIZE, buf, + nb_sectors * BDRV_SECTOR_SIZE); + if (ret == (nb_sectors * BDRV_SECTOR_SIZE)) ret = 0; return ret; } @@ -480,8 +481,9 @@ static int raw_write(BlockDriverState *bs, int64_t sector_num, const uint8_t *buf, int nb_sectors) { int ret; - ret = raw_pwrite(bs, sector_num * 512, buf, nb_sectors * 512); - if (ret == (nb_sectors * 512)) + ret = raw_pwrite(bs, sector_num * BDRV_SECTOR_SIZE, buf, + nb_sectors * BDRV_SECTOR_SIZE); + if (ret == (nb_sectors * BDRV_SECTOR_SIZE)) ret = 0; return ret; } @@ -494,7 +496,7 @@ static int qiov_is_aligned(QEMUIOVector *qiov) int i; for (i = 0; i < qiov->niov; i++) { - if ((uintptr_t) qiov->iov[i].iov_base % 512) { + if ((uintptr_t) qiov->iov[i].iov_base % BDRV_SECTOR_SIZE) { return 0; } } @@ -703,7 +705,7 @@ static int raw_create(const char *filename, QEMUOptionParameter *options) /* Read out options */ while (options && options->name) { if (!strcmp(options->name, BLOCK_OPT_SIZE)) { - total_size = options->value.n / 512; + total_size = options->value.n / BDRV_SECTOR_SIZE; } options++; } @@ -713,7 +715,7 @@ static int raw_create(const char *filename, QEMUOptionParameter *options) if (fd < 0) { result = -errno; } else { - if (ftruncate(fd, total_size * 512) != 0) { + if (ftruncate(fd, total_size * BDRV_SECTOR_SIZE) != 0) { result = -errno; } if (close(fd) != 0) { @@ -976,7 +978,7 @@ static int hdev_create(const char *filename, QEMUOptionParameter *options) /* Read out options */ while (options && options->name) { if (!strcmp(options->name, "size")) { - total_size = options->value.n / 512; + total_size = options->value.n / BDRV_SECTOR_SIZE; } options++; } @@ -989,7 +991,7 @@ static int hdev_create(const char *filename, QEMUOptionParameter *options) ret = -errno; else if (!S_ISBLK(stat_buf.st_mode) && !S_ISCHR(stat_buf.st_mode)) ret = -ENODEV; - else if (lseek(fd, 0, SEEK_END) < total_size * 512) + else if (lseek(fd, 0, SEEK_END) < total_size * BDRV_SECTOR_SIZE) ret = -ENOSPC; close(fd); diff --git a/blockdev.c b/blockdev.c new file mode 100644 index 000000000..642ce756a --- /dev/null +++ b/blockdev.c @@ -0,0 +1,600 @@ +/* + * QEMU host block devices + * + * Copyright (c) 2003-2008 Fabrice Bellard + * + * This work is licensed under the terms of the GNU GPL, version 2 or + * later. See the COPYING file in the top-level directory. + */ + +#include "block.h" +#include "blockdev.h" +#include "monitor.h" +#include "qerror.h" +#include "qemu-option.h" +#include "qemu-config.h" +#include "sysemu.h" + +struct drivelist drives = QTAILQ_HEAD_INITIALIZER(drives); + +QemuOpts *drive_add(const char *file, const char *fmt, ...) +{ + va_list ap; + char optstr[1024]; + QemuOpts *opts; + + va_start(ap, fmt); + vsnprintf(optstr, sizeof(optstr), fmt, ap); + va_end(ap); + + opts = qemu_opts_parse(&qemu_drive_opts, optstr, 0); + if (!opts) { + return NULL; + } + if (file) + qemu_opt_set(opts, "file", file); + return opts; +} + +DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit) +{ + DriveInfo *dinfo; + + /* seek interface, bus and unit */ + + QTAILQ_FOREACH(dinfo, &drives, next) { + if (dinfo->type == type && + dinfo->bus == bus && + dinfo->unit == unit) + return dinfo; + } + + return NULL; +} + +DriveInfo *drive_get_by_id(const char *id) +{ + DriveInfo *dinfo; + + QTAILQ_FOREACH(dinfo, &drives, next) { + if (strcmp(id, dinfo->id)) + continue; + return dinfo; + } + return NULL; +} + +int drive_get_max_bus(BlockInterfaceType type) +{ + int max_bus; + DriveInfo *dinfo; + + max_bus = -1; + QTAILQ_FOREACH(dinfo, &drives, next) { + if(dinfo->type == type && + dinfo->bus > max_bus) + max_bus = dinfo->bus; + } + return max_bus; +} + +const char *drive_get_serial(BlockDriverState *bdrv) +{ + DriveInfo *dinfo; + + QTAILQ_FOREACH(dinfo, &drives, next) { + if (dinfo->bdrv == bdrv) + return dinfo->serial; + } + + return "\0"; +} + +BlockInterfaceErrorAction drive_get_on_error( + BlockDriverState *bdrv, int is_read) +{ + DriveInfo *dinfo; + + QTAILQ_FOREACH(dinfo, &drives, next) { + if (dinfo->bdrv == bdrv) + return is_read ? dinfo->on_read_error : dinfo->on_write_error; + } + + return is_read ? BLOCK_ERR_REPORT : BLOCK_ERR_STOP_ENOSPC; +} + +static void bdrv_format_print(void *opaque, const char *name) +{ + fprintf(stderr, " %s", name); +} + +void drive_uninit(DriveInfo *dinfo) +{ + qemu_opts_del(dinfo->opts); + bdrv_delete(dinfo->bdrv); + QTAILQ_REMOVE(&drives, dinfo, next); + qemu_free(dinfo); +} + +static int parse_block_error_action(const char *buf, int is_read) +{ + if (!strcmp(buf, "ignore")) { + return BLOCK_ERR_IGNORE; + } else if (!is_read && !strcmp(buf, "enospc")) { + return BLOCK_ERR_STOP_ENOSPC; + } else if (!strcmp(buf, "stop")) { + return BLOCK_ERR_STOP_ANY; + } else if (!strcmp(buf, "report")) { + return BLOCK_ERR_REPORT; + } else { + fprintf(stderr, "qemu: '%s' invalid %s error action\n", + buf, is_read ? "read" : "write"); + return -1; + } +} + +DriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error) +{ + const char *buf; + const char *file = NULL; + char devname[128]; + const char *serial; + const char *mediastr = ""; + BlockInterfaceType type; + enum { MEDIA_DISK, MEDIA_CDROM } media; + int bus_id, unit_id; + int cyls, heads, secs, translation; + BlockDriver *drv = NULL; + int max_devs; + int index; + int ro = 0; + int bdrv_flags = 0; + int on_read_error, on_write_error; + const char *devaddr; + DriveInfo *dinfo; + int snapshot = 0; + int ret; + + *fatal_error = 1; + + translation = BIOS_ATA_TRANSLATION_AUTO; + + if (default_to_scsi) { + type = IF_SCSI; + max_devs = MAX_SCSI_DEVS; + pstrcpy(devname, sizeof(devname), "scsi"); + } else { + type = IF_IDE; + max_devs = MAX_IDE_DEVS; + pstrcpy(devname, sizeof(devname), "ide"); + } + media = MEDIA_DISK; + + /* extract parameters */ + bus_id = qemu_opt_get_number(opts, "bus", 0); + unit_id = qemu_opt_get_number(opts, "unit", -1); + index = qemu_opt_get_number(opts, "index", -1); + + cyls = qemu_opt_get_number(opts, "cyls", 0); + heads = qemu_opt_get_number(opts, "heads", 0); + secs = qemu_opt_get_number(opts, "secs", 0); + + snapshot = qemu_opt_get_bool(opts, "snapshot", 0); + ro = qemu_opt_get_bool(opts, "readonly", 0); + + file = qemu_opt_get(opts, "file"); + serial = qemu_opt_get(opts, "serial"); + + if ((buf = qemu_opt_get(opts, "if")) != NULL) { + pstrcpy(devname, sizeof(devname), buf); + if (!strcmp(buf, "ide")) { + type = IF_IDE; + max_devs = MAX_IDE_DEVS; + } else if (!strcmp(buf, "scsi")) { + type = IF_SCSI; + max_devs = MAX_SCSI_DEVS; + } else if (!strcmp(buf, "floppy")) { + type = IF_FLOPPY; + max_devs = 0; + } else if (!strcmp(buf, "pflash")) { + type = IF_PFLASH; + max_devs = 0; + } else if (!strcmp(buf, "mtd")) { + type = IF_MTD; + max_devs = 0; + } else if (!strcmp(buf, "sd")) { + type = IF_SD; + max_devs = 0; + } else if (!strcmp(buf, "virtio")) { + type = IF_VIRTIO; + max_devs = 0; + } else if (!strcmp(buf, "xen")) { + type = IF_XEN; + max_devs = 0; + } else if (!strcmp(buf, "none")) { + type = IF_NONE; + max_devs = 0; + } else { + fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf); + return NULL; + } + } + + if (cyls || heads || secs) { + if (cyls < 1 || (type == IF_IDE && cyls > 16383)) { + fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", buf); + return NULL; + } + if (heads < 1 || (type == IF_IDE && heads > 16)) { + fprintf(stderr, "qemu: '%s' invalid physical heads number\n", buf); + return NULL; + } + if (secs < 1 || (type == IF_IDE && secs > 63)) { + fprintf(stderr, "qemu: '%s' invalid physical secs number\n", buf); + return NULL; + } + } + + if ((buf = qemu_opt_get(opts, "trans")) != NULL) { + if (!cyls) { + fprintf(stderr, + "qemu: '%s' trans must be used with cyls,heads and secs\n", + buf); + return NULL; + } + if (!strcmp(buf, "none")) + translation = BIOS_ATA_TRANSLATION_NONE; + else if (!strcmp(buf, "lba")) + translation = BIOS_ATA_TRANSLATION_LBA; + else if (!strcmp(buf, "auto")) + translation = BIOS_ATA_TRANSLATION_AUTO; + else { + fprintf(stderr, "qemu: '%s' invalid translation type\n", buf); + return NULL; + } + } + + if ((buf = qemu_opt_get(opts, "media")) != NULL) { + if (!strcmp(buf, "disk")) { + media = MEDIA_DISK; + } else if (!strcmp(buf, "cdrom")) { + if (cyls || secs || heads) { + fprintf(stderr, + "qemu: '%s' invalid physical CHS format\n", buf); + return NULL; + } + media = MEDIA_CDROM; + } else { + fprintf(stderr, "qemu: '%s' invalid media\n", buf); + return NULL; + } + } + + if ((buf = qemu_opt_get(opts, "cache")) != NULL) { + if (!strcmp(buf, "off") || !strcmp(buf, "none")) { + bdrv_flags |= BDRV_O_NOCACHE; + } else if (!strcmp(buf, "writeback")) { + bdrv_flags |= BDRV_O_CACHE_WB; + } else if (!strcmp(buf, "unsafe")) { + bdrv_flags |= BDRV_O_CACHE_WB; + bdrv_flags |= BDRV_O_NO_FLUSH; + } else if (!strcmp(buf, "writethrough")) { + /* this is the default */ + } else { + fprintf(stderr, "qemu: invalid cache option\n"); + return NULL; + } + } + +#ifdef CONFIG_LINUX_AIO + if ((buf = qemu_opt_get(opts, "aio")) != NULL) { + if (!strcmp(buf, "native")) { + bdrv_flags |= BDRV_O_NATIVE_AIO; + } else if (!strcmp(buf, "threads")) { + /* this is the default */ + } else { + fprintf(stderr, "qemu: invalid aio option\n"); + return NULL; + } + } +#endif + + if ((buf = qemu_opt_get(opts, "format")) != NULL) { + if (strcmp(buf, "?") == 0) { + fprintf(stderr, "qemu: Supported formats:"); + bdrv_iterate_format(bdrv_format_print, NULL); + fprintf(stderr, "\n"); + return NULL; + } + drv = bdrv_find_whitelisted_format(buf); + if (!drv) { + fprintf(stderr, "qemu: '%s' invalid format\n", buf); + return NULL; + } + } + + on_write_error = BLOCK_ERR_STOP_ENOSPC; + if ((buf = qemu_opt_get(opts, "werror")) != NULL) { + if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) { + fprintf(stderr, "werror is no supported by this format\n"); + return NULL; + } + + on_write_error = parse_block_error_action(buf, 0); + if (on_write_error < 0) { + return NULL; + } + } + + on_read_error = BLOCK_ERR_REPORT; + if ((buf = qemu_opt_get(opts, "rerror")) != NULL) { + if (type != IF_IDE && type != IF_VIRTIO && type != IF_NONE) { + fprintf(stderr, "rerror is no supported by this format\n"); + return NULL; + } + + on_read_error = parse_block_error_action(buf, 1); + if (on_read_error < 0) { + return NULL; + } + } + + if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) { + if (type != IF_VIRTIO) { + fprintf(stderr, "addr is not supported\n"); + return NULL; + } + } + + /* compute bus and unit according index */ + + if (index != -1) { + if (bus_id != 0 || unit_id != -1) { + fprintf(stderr, + "qemu: index cannot be used with bus and unit\n"); + return NULL; + } + if (max_devs == 0) + { + unit_id = index; + bus_id = 0; + } else { + unit_id = index % max_devs; + bus_id = index / max_devs; + } + } + + /* if user doesn't specify a unit_id, + * try to find the first free + */ + + if (unit_id == -1) { + unit_id = 0; + while (drive_get(type, bus_id, unit_id) != NULL) { + unit_id++; + if (max_devs && unit_id >= max_devs) { + unit_id -= max_devs; + bus_id++; + } + } + } + + /* check unit id */ + + if (max_devs && unit_id >= max_devs) { + fprintf(stderr, "qemu: unit %d too big (max is %d)\n", + unit_id, max_devs - 1); + return NULL; + } + + /* + * ignore multiple definitions + */ + + if (drive_get(type, bus_id, unit_id) != NULL) { + *fatal_error = 0; + return NULL; + } + + /* init */ + + dinfo = qemu_mallocz(sizeof(*dinfo)); + if ((buf = qemu_opts_id(opts)) != NULL) { + dinfo->id = qemu_strdup(buf); + } else { + /* no id supplied -> create one */ + dinfo->id = qemu_mallocz(32); + if (type == IF_IDE || type == IF_SCSI) + mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; + if (max_devs) + snprintf(dinfo->id, 32, "%s%i%s%i", + devname, bus_id, mediastr, unit_id); + else + snprintf(dinfo->id, 32, "%s%s%i", + devname, mediastr, unit_id); + } + dinfo->bdrv = bdrv_new(dinfo->id); + dinfo->devaddr = devaddr; + dinfo->type = type; + dinfo->bus = bus_id; + dinfo->unit = unit_id; + dinfo->on_read_error = on_read_error; + dinfo->on_write_error = on_write_error; + dinfo->opts = opts; + if (serial) + strncpy(dinfo->serial, serial, sizeof(dinfo->serial) - 1); + QTAILQ_INSERT_TAIL(&drives, dinfo, next); + + switch(type) { + case IF_IDE: + case IF_SCSI: + case IF_XEN: + case IF_NONE: + switch(media) { + case MEDIA_DISK: + if (cyls != 0) { + bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs); + bdrv_set_translation_hint(dinfo->bdrv, translation); + } + break; + case MEDIA_CDROM: + bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_CDROM); + break; + } + break; + case IF_SD: + /* FIXME: This isn't really a floppy, but it's a reasonable + approximation. */ + case IF_FLOPPY: + bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_FLOPPY); + break; + case IF_PFLASH: + case IF_MTD: + break; + case IF_VIRTIO: + /* add virtio block device */ + opts = qemu_opts_create(&qemu_device_opts, NULL, 0); + qemu_opt_set(opts, "driver", "virtio-blk-pci"); + qemu_opt_set(opts, "drive", dinfo->id); + if (devaddr) + qemu_opt_set(opts, "addr", devaddr); + break; + case IF_COUNT: + abort(); + } + if (!file) { + *fatal_error = 0; + return NULL; + } + if (snapshot) { + /* always use cache=unsafe with snapshot */ + bdrv_flags &= ~BDRV_O_CACHE_MASK; + bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH); + } + + if (media == MEDIA_CDROM) { + /* CDROM is fine for any interface, don't check. */ + ro = 1; + } else if (ro == 1) { + if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE) { + fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n"); + return NULL; + } + } + + bdrv_flags |= ro ? 0 : BDRV_O_RDWR; + + ret = bdrv_open(dinfo->bdrv, file, bdrv_flags, drv); + if (ret < 0) { + fprintf(stderr, "qemu: could not open disk image %s: %s\n", + file, strerror(-ret)); + return NULL; + } + + if (bdrv_key_required(dinfo->bdrv)) + autostart = 0; + *fatal_error = 0; + return dinfo; +} + +void do_commit(Monitor *mon, const QDict *qdict) +{ + int all_devices; + DriveInfo *dinfo; + const char *device = qdict_get_str(qdict, "device"); + + all_devices = !strcmp(device, "all"); + QTAILQ_FOREACH(dinfo, &drives, next) { + if (!all_devices) + if (strcmp(bdrv_get_device_name(dinfo->bdrv), device)) + continue; + bdrv_commit(dinfo->bdrv); + } +} + +static int eject_device(Monitor *mon, BlockDriverState *bs, int force) +{ + if (bdrv_is_inserted(bs)) { + if (!force) { + if (!bdrv_is_removable(bs)) { + qerror_report(QERR_DEVICE_NOT_REMOVABLE, + bdrv_get_device_name(bs)); + return -1; + } + if (bdrv_is_locked(bs)) { + qerror_report(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs)); + return -1; + } + } + bdrv_close(bs); + } + return 0; +} + +int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data) +{ + BlockDriverState *bs; + int force = qdict_get_int(qdict, "force"); + const char *filename = qdict_get_str(qdict, "device"); + + bs = bdrv_find(filename); + if (!bs) { + qerror_report(QERR_DEVICE_NOT_FOUND, filename); + return -1; + } + return eject_device(mon, bs, force); +} + +int do_block_set_passwd(Monitor *mon, const QDict *qdict, + QObject **ret_data) +{ + BlockDriverState *bs; + int err; + + bs = bdrv_find(qdict_get_str(qdict, "device")); + if (!bs) { + qerror_report(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device")); + return -1; + } + + err = bdrv_set_key(bs, qdict_get_str(qdict, "password")); + if (err == -EINVAL) { + qerror_report(QERR_DEVICE_NOT_ENCRYPTED, bdrv_get_device_name(bs)); + return -1; + } else if (err < 0) { + qerror_report(QERR_INVALID_PASSWORD); + return -1; + } + + return 0; +} + +int do_change_block(Monitor *mon, const char *device, + const char *filename, const char *fmt) +{ + BlockDriverState *bs; + BlockDriver *drv = NULL; + int bdrv_flags; + + bs = bdrv_find(device); + if (!bs) { + qerror_report(QERR_DEVICE_NOT_FOUND, device); + return -1; + } + if (fmt) { + drv = bdrv_find_whitelisted_format(fmt); + if (!drv) { + qerror_report(QERR_INVALID_BLOCK_FORMAT, fmt); + return -1; + } + } + if (eject_device(mon, bs, 0) < 0) { + return -1; + } + bdrv_flags = bdrv_get_type_hint(bs) == BDRV_TYPE_CDROM ? 0 : BDRV_O_RDWR; + if (bdrv_open(bs, filename, bdrv_flags, drv) < 0) { + qerror_report(QERR_OPEN_FILE_FAILED, filename); + return -1; + } + return monitor_read_bdrv_key_start(mon, bs, NULL, NULL); +} diff --git a/blockdev.h b/blockdev.h new file mode 100644 index 000000000..dfc9de19a --- /dev/null +++ b/blockdev.h @@ -0,0 +1,71 @@ +/* + * QEMU host block devices + * + * Copyright (c) 2003-2008 Fabrice Bellard + * + * This work is licensed under the terms of the GNU GPL, version 2 or + * later. See the COPYING file in the top-level directory. + */ + +#ifndef BLOCKDEV_H +#define BLOCKDEV_H + +#include "block.h" +#include "qemu-queue.h" + +typedef enum { + IF_NONE, + IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN, + IF_COUNT +} BlockInterfaceType; + +typedef enum { + BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC, + BLOCK_ERR_STOP_ANY +} BlockInterfaceErrorAction; + +#define BLOCK_SERIAL_STRLEN 20 + +typedef struct DriveInfo { + BlockDriverState *bdrv; + char *id; + const char *devaddr; + BlockInterfaceType type; + int bus; + int unit; + QemuOpts *opts; + BlockInterfaceErrorAction on_read_error; + BlockInterfaceErrorAction on_write_error; + char serial[BLOCK_SERIAL_STRLEN + 1]; + QTAILQ_ENTRY(DriveInfo) next; +} DriveInfo; + +#define MAX_IDE_DEVS 2 +#define MAX_SCSI_DEVS 7 + +extern QTAILQ_HEAD(drivelist, DriveInfo) drives; + +extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit); +extern DriveInfo *drive_get_by_id(const char *id); +extern int drive_get_max_bus(BlockInterfaceType type); +extern void drive_uninit(DriveInfo *dinfo); +extern const char *drive_get_serial(BlockDriverState *bdrv); + +extern BlockInterfaceErrorAction drive_get_on_error( + BlockDriverState *bdrv, int is_read); + +extern QemuOpts *drive_add(const char *file, const char *fmt, ...); +extern DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi, + int *fatal_error); + +/* device-hotplug */ + +DriveInfo *add_init_drive(const char *opts); + +void do_commit(Monitor *mon, const QDict *qdict); +int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data); +int do_block_set_passwd(Monitor *mon, const QDict *qdict, QObject **ret_data); +int do_change_block(Monitor *mon, const char *device, + const char *filename, const char *fmt); + +#endif diff --git a/hw/acpi_piix4.c b/hw/acpi_piix4.c index 0fce958d0..a87286b91 100644 --- a/hw/acpi_piix4.c +++ b/hw/acpi_piix4.c @@ -21,6 +21,7 @@ #include "pm_smbus.h" #include "pci.h" #include "acpi.h" +#include "sysemu.h" //#define DEBUG diff --git a/hw/apb_pci.c b/hw/apb_pci.c index b53e3c3bf..31c8d705a 100644 --- a/hw/apb_pci.c +++ b/hw/apb_pci.c @@ -31,6 +31,7 @@ #include "pci_host.h" #include "rwhandler.h" #include "apb_pci.h" +#include "sysemu.h" /* debug APB */ //#define DEBUG_APB diff --git a/hw/device-hotplug.c b/hw/device-hotplug.c index 9cc837669..c1a9a561d 100644 --- a/hw/device-hotplug.c +++ b/hw/device-hotplug.c @@ -25,8 +25,6 @@ #include "hw.h" #include "boards.h" #include "net.h" -#include "block_int.h" -#include "sysemu.h" DriveInfo *add_init_drive(const char *optstr) { @@ -38,7 +36,7 @@ DriveInfo *add_init_drive(const char *optstr) if (!opts) return NULL; - dinfo = drive_init(opts, current_machine, &fatal_error); + dinfo = drive_init(opts, current_machine->use_scsi, &fatal_error); if (!dinfo) { qemu_opts_del(opts); return NULL; @@ -29,7 +29,6 @@ #include "hw.h" #include "fdc.h" -#include "block.h" #include "qemu-timer.h" #include "isa.h" #include "sysbus.h" @@ -2,7 +2,7 @@ #define HW_FDC_H /* fdc.c */ -#include "sysemu.h" +#include "blockdev.h" #define MAX_FD 2 typedef struct FDCtrl FDCtrl; diff --git a/hw/ide/cmd646.c b/hw/ide/cmd646.c index cdcc9bf1a..559147ff4 100644 --- a/hw/ide/cmd646.c +++ b/hw/ide/cmd646.c @@ -260,8 +260,8 @@ static int pci_cmd646_ide_initfn(PCIDevice *dev) irq = qemu_allocate_irqs(cmd646_set_irq, d, 2); ide_bus_new(&d->bus[0], &d->dev.qdev); ide_bus_new(&d->bus[1], &d->dev.qdev); - ide_init2(&d->bus[0], NULL, NULL, irq[0]); - ide_init2(&d->bus[1], NULL, NULL, irq[1]); + ide_init2(&d->bus[0], irq[0]); + ide_init2(&d->bus[1], irq[1]); vmstate_register(0, &vmstate_ide_pci, d); qemu_register_reset(cmd646_reset, d); diff --git a/hw/ide/core.c b/hw/ide/core.c index 066fecb0c..045d18db2 100644 --- a/hw/ide/core.c +++ b/hw/ide/core.c @@ -26,8 +26,6 @@ #include <hw/pc.h> #include <hw/pci.h> #include <hw/scsi.h> -#include "block.h" -#include "block_int.h" #include "qemu-timer.h" #include "sysemu.h" #include "dma.h" @@ -98,6 +96,7 @@ static void ide_identify(IDEState *s) { uint16_t *p; unsigned int oldsize; + IDEDevice *dev; if (s->identify_set) { memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data)); @@ -165,8 +164,9 @@ static void ide_identify(IDEState *s) put_le16(p + 101, s->nb_sectors >> 16); put_le16(p + 102, s->nb_sectors >> 32); put_le16(p + 103, s->nb_sectors >> 48); - if (s->conf && s->conf->physical_block_size) - put_le16(p + 106, 0x6000 | get_physical_block_exp(s->conf)); + dev = s->unit ? s->bus->slave : s->bus->master; + if (dev && dev->conf.physical_block_size) + put_le16(p + 106, 0x6000 | get_physical_block_exp(&dev->conf)); memcpy(s->identify_data, p, sizeof(s->identify_data)); s->identify_set = 1; @@ -2594,39 +2594,35 @@ void ide_bus_reset(IDEBus *bus) ide_clear_hob(bus); } -void ide_init_drive(IDEState *s, DriveInfo *dinfo, BlockConf *conf, - const char *version) +void ide_init_drive(IDEState *s, DriveInfo *dinfo, + const char *version, const char *serial) { int cylinders, heads, secs; uint64_t nb_sectors; - if (dinfo && dinfo->bdrv) { - s->bs = dinfo->bdrv; - bdrv_get_geometry(s->bs, &nb_sectors); - bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); - s->cylinders = cylinders; - s->heads = heads; - s->sectors = secs; - s->nb_sectors = nb_sectors; - /* The SMART values should be preserved across power cycles - but they aren't. */ - s->smart_enabled = 1; - s->smart_autosave = 1; - s->smart_errors = 0; - s->smart_selftest_count = 0; - if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { - s->is_cdrom = 1; - bdrv_set_change_cb(s->bs, cdrom_change_cb, s); - } - strncpy(s->drive_serial_str, drive_get_serial(s->bs), - sizeof(s->drive_serial_str)); - if (conf) { - s->conf = conf; - } + s->bs = dinfo->bdrv; + bdrv_get_geometry(s->bs, &nb_sectors); + bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); + s->cylinders = cylinders; + s->heads = heads; + s->sectors = secs; + s->nb_sectors = nb_sectors; + /* The SMART values should be preserved across power cycles + but they aren't. */ + s->smart_enabled = 1; + s->smart_autosave = 1; + s->smart_errors = 0; + s->smart_selftest_count = 0; + if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { + s->is_cdrom = 1; + bdrv_set_change_cb(s->bs, cdrom_change_cb, s); } - if (strlen(s->drive_serial_str) == 0) + if (serial && *serial) { + strncpy(s->drive_serial_str, serial, sizeof(s->drive_serial_str)); + } else { snprintf(s->drive_serial_str, sizeof(s->drive_serial_str), "QM%05d", s->drive_serial); + } if (version) { pstrcpy(s->version, sizeof(s->version), version); } else { @@ -2635,27 +2631,47 @@ void ide_init_drive(IDEState *s, DriveInfo *dinfo, BlockConf *conf, ide_reset(s); } -void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1, - qemu_irq irq) +static void ide_init1(IDEBus *bus, int unit) { - IDEState *s; static int drive_serial = 1; + IDEState *s = &bus->ifs[unit]; + + s->bus = bus; + s->unit = unit; + s->drive_serial = drive_serial++; + s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4); + s->io_buffer_total_len = IDE_DMA_BUF_SECTORS*512 + 4; + s->smart_selftest_data = qemu_blockalign(s->bs, 512); + s->sector_write_timer = qemu_new_timer(vm_clock, + ide_sector_write_timer_cb, s); +} + +void ide_init2(IDEBus *bus, qemu_irq irq) +{ int i; for(i = 0; i < 2; i++) { - s = bus->ifs + i; - s->bus = bus; - s->unit = i; - s->drive_serial = drive_serial++; - s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4); - s->io_buffer_total_len = IDE_DMA_BUF_SECTORS*512 + 4; - s->smart_selftest_data = qemu_blockalign(s->bs, 512); - s->sector_write_timer = qemu_new_timer(vm_clock, - ide_sector_write_timer_cb, s); - if (i == 0) - ide_init_drive(s, hd0, NULL, NULL); - if (i == 1) - ide_init_drive(s, hd1, NULL, NULL); + ide_init1(bus, i); + ide_reset(&bus->ifs[i]); + } + bus->irq = irq; +} + +/* TODO convert users to qdev and remove */ +void ide_init2_with_non_qdev_drives(IDEBus *bus, DriveInfo *hd0, + DriveInfo *hd1, qemu_irq irq) +{ + int i; + DriveInfo *dinfo; + + for(i = 0; i < 2; i++) { + dinfo = i == 0 ? hd0 : hd1; + ide_init1(bus, i); + if (dinfo) { + ide_init_drive(&bus->ifs[i], dinfo, NULL, dinfo->serial); + } else { + ide_reset(&bus->ifs[i]); + } } bus->irq = irq; } diff --git a/hw/ide/internal.h b/hw/ide/internal.h index 2efc7846b..eef1ee141 100644 --- a/hw/ide/internal.h +++ b/hw/ide/internal.h @@ -398,7 +398,6 @@ struct IDEState { /* set for lba48 access */ uint8_t lba48; BlockDriverState *bs; - BlockConf *conf; char version[9]; /* ATAPI specific */ uint8_t sense_key; @@ -458,14 +457,13 @@ struct IDEDevice { uint32_t unit; BlockConf conf; char *version; + char *serial; }; typedef int (*ide_qdev_initfn)(IDEDevice *dev); struct IDEDeviceInfo { DeviceInfo qdev; ide_qdev_initfn init; - uint32_t unit; - DriveInfo *drive; }; #define BM_STATUS_DMAING 0x01 @@ -557,10 +555,11 @@ uint32_t ide_data_readw(void *opaque, uint32_t addr); void ide_data_writel(void *opaque, uint32_t addr, uint32_t val); uint32_t ide_data_readl(void *opaque, uint32_t addr); -void ide_init_drive(IDEState *s, DriveInfo *dinfo, BlockConf *conf, - const char *version); -void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1, - qemu_irq irq); +void ide_init_drive(IDEState *s, DriveInfo *dinfo, + const char *version, const char *serial); +void ide_init2(IDEBus *bus, qemu_irq irq); +void ide_init2_with_non_qdev_drives(IDEBus *bus, DriveInfo *hd0, + DriveInfo *hd1, qemu_irq irq); void ide_init_ioport(IDEBus *bus, int iobase, int iobase2); /* hw/ide/qdev.c */ diff --git a/hw/ide/isa.c b/hw/ide/isa.c index dff7c796f..b6c634728 100644 --- a/hw/ide/isa.c +++ b/hw/ide/isa.c @@ -70,7 +70,7 @@ static int isa_ide_initfn(ISADevice *dev) ide_bus_new(&s->bus, &s->dev.qdev); ide_init_ioport(&s->bus, s->iobase, s->iobase2); isa_init_irq(dev, &s->irq, s->isairq); - ide_init2(&s->bus, NULL, NULL, s->irq); + ide_init2(&s->bus, s->irq); vmstate_register(0, &vmstate_ide_isa, s); return 0; }; diff --git a/hw/ide/macio.c b/hw/ide/macio.c index 639f3f6a6..f76c0fa31 100644 --- a/hw/ide/macio.c +++ b/hw/ide/macio.c @@ -314,7 +314,7 @@ int pmac_ide_init (DriveInfo **hd_table, qemu_irq irq, int pmac_ide_memory; d = qemu_mallocz(sizeof(MACIOIDEState)); - ide_init2(&d->bus, hd_table[0], hd_table[1], irq); + ide_init2_with_non_qdev_drives(&d->bus, hd_table[0], hd_table[1], irq); if (dbdma) DBDMA_register_channel(dbdma, channel, dma_irq, pmac_ide_transfer, pmac_ide_flush, d); diff --git a/hw/ide/microdrive.c b/hw/ide/microdrive.c index bfdb8c8b0..a7beac552 100644 --- a/hw/ide/microdrive.c +++ b/hw/ide/microdrive.c @@ -539,7 +539,8 @@ PCMCIACardState *dscm1xxxx_init(DriveInfo *bdrv) md->card.cis = dscm1xxxx_cis; md->card.cis_len = sizeof(dscm1xxxx_cis); - ide_init2(&md->bus, bdrv, NULL, qemu_allocate_irqs(md_set_irq, md, 1)[0]); + ide_init2_with_non_qdev_drives(&md->bus, bdrv, NULL, + qemu_allocate_irqs(md_set_irq, md, 1)[0]); md->bus.ifs[0].is_cf = 1; md->bus.ifs[0].mdata_size = METADATA_SIZE; md->bus.ifs[0].mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE); diff --git a/hw/ide/mmio.c b/hw/ide/mmio.c index cca883f61..e75cccf56 100644 --- a/hw/ide/mmio.c +++ b/hw/ide/mmio.c @@ -125,7 +125,7 @@ void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2, MMIOState *s = qemu_mallocz(sizeof(MMIOState)); int mem1, mem2; - ide_init2(&s->bus, hd0, hd1, irq); + ide_init2_with_non_qdev_drives(&s->bus, hd0, hd1, irq); s->shift = shift; diff --git a/hw/ide/piix.c b/hw/ide/piix.c index 4fa38519e..dad6e86ff 100644 --- a/hw/ide/piix.c +++ b/hw/ide/piix.c @@ -135,8 +135,8 @@ static int pci_piix_ide_initfn(PCIIDEState *d) ide_init_ioport(&d->bus[0], 0x1f0, 0x3f6); ide_init_ioport(&d->bus[1], 0x170, 0x376); - ide_init2(&d->bus[0], NULL, NULL, isa_reserve_irq(14)); - ide_init2(&d->bus[1], NULL, NULL, isa_reserve_irq(15)); + ide_init2(&d->bus[0], isa_reserve_irq(14)); + ide_init2(&d->bus[1], isa_reserve_irq(15)); return 0; } diff --git a/hw/ide/qdev.c b/hw/ide/qdev.c index b18693d94..0f9f22e30 100644 --- a/hw/ide/qdev.c +++ b/hw/ide/qdev.c @@ -17,7 +17,6 @@ * License along with this library; if not, see <http://www.gnu.org/licenses/>. */ #include <hw/hw.h> -#include "sysemu.h" #include "dma.h" #include <hw/ide/internal.h> @@ -99,8 +98,23 @@ typedef struct IDEDrive { static int ide_drive_initfn(IDEDevice *dev) { IDEBus *bus = DO_UPCAST(IDEBus, qbus, dev->qdev.parent_bus); - ide_init_drive(bus->ifs + dev->unit, dev->conf.dinfo, &dev->conf, - dev->version); + IDEState *s = bus->ifs + dev->unit; + const char *serial; + + serial = dev->serial; + if (!serial) { + /* try to fall back to value set with legacy -drive serial=... */ + serial = dev->conf.dinfo->serial; + } + + ide_init_drive(s, dev->conf.dinfo, dev->version, serial); + + if (!dev->version) { + dev->version = qemu_strdup(s->version); + } + if (!dev->serial) { + dev->serial = qemu_strdup(s->drive_serial_str); + } return 0; } @@ -112,6 +126,7 @@ static IDEDeviceInfo ide_drive_info = { DEFINE_PROP_UINT32("unit", IDEDrive, dev.unit, -1), DEFINE_BLOCK_PROPERTIES(IDEDrive, dev.conf), DEFINE_PROP_STRING("ver", IDEDrive, dev.version), + DEFINE_PROP_STRING("serial", IDEDrive, dev.serial), DEFINE_PROP_END_OF_LIST(), } }; diff --git a/hw/lan9118.c b/hw/lan9118.c index 16d33304d..b996dc4f0 100644 --- a/hw/lan9118.c +++ b/hw/lan9118.c @@ -10,6 +10,7 @@ #include "sysbus.h" #include "net.h" #include "devices.h" +#include "sysemu.h" /* For crc32 */ #include <zlib.h> @@ -13,9 +13,8 @@ # include "hw.h" # include "flash.h" -# include "block.h" +# include "blockdev.h" /* FIXME: Pass block device as an argument. */ -# include "sysemu.h" # define NAND_CMD_READ0 0x00 # define NAND_CMD_READ1 0x01 diff --git a/hw/omap2.c b/hw/omap2.c index bd1b35e66..666c15adb 100644 --- a/hw/omap2.c +++ b/hw/omap2.c @@ -17,6 +17,8 @@ * You should have received a copy of the GNU General Public License along * with this program; if not, see <http://www.gnu.org/licenses/>. */ + +#include "blockdev.h" #include "hw.h" #include "arm-misc.h" #include "omap.h" diff --git a/hw/onenand.c b/hw/onenand.c index c1e7e4d60..4118db922 100644 --- a/hw/onenand.c +++ b/hw/onenand.c @@ -21,8 +21,7 @@ #include "qemu-common.h" #include "flash.h" #include "irq.h" -#include "sysemu.h" -#include "block.h" +#include "blockdev.h" /* 11 for 2kB-page OneNAND ("2nd generation") and 10 for 1kB-page chips */ #define PAGE_SHIFT 11 diff --git a/hw/parallel.c b/hw/parallel.c index be8e2d547..6b11672e1 100644 --- a/hw/parallel.c +++ b/hw/parallel.c @@ -26,6 +26,7 @@ #include "qemu-char.h" #include "isa.h" #include "pc.h" +#include "sysemu.h" //#define DEBUG_PARALLEL @@ -36,6 +36,7 @@ #include "multiboot.h" #include "mc146818rtc.h" #include "sysbus.h" +#include "sysemu.h" /* output Bochs bios info messages */ //#define DEBUG_BIOS diff --git a/hw/pc_piix.c b/hw/pc_piix.c index 70f563a67..dc4684692 100644 --- a/hw/pc_piix.c +++ b/hw/pc_piix.c @@ -32,6 +32,7 @@ #include "boards.h" #include "ide.h" #include "kvm.h" +#include "sysemu.h" #define MAX_IDE_BUS 2 diff --git a/hw/pci-hotplug.c b/hw/pci-hotplug.c index a8f3df170..c39e64008 100644 --- a/hw/pci-hotplug.c +++ b/hw/pci-hotplug.c @@ -26,10 +26,8 @@ #include "boards.h" #include "pci.h" #include "net.h" -#include "sysemu.h" #include "pc.h" #include "monitor.h" -#include "block_int.h" #include "scsi.h" #include "virtio-blk.h" #include "qemu-config.h" diff --git a/hw/pcmcia.h b/hw/pcmcia.h index cf2db9d32..360292395 100644 --- a/hw/pcmcia.h +++ b/hw/pcmcia.h @@ -1,7 +1,7 @@ /* PCMCIA/Cardbus */ #include "qemu-common.h" -#include "sysemu.h" +#include "blockdev.h" typedef struct { qemu_irq irq; diff --git a/hw/pl181.c b/hw/pl181.c index 192405333..85cadc4fe 100644 --- a/hw/pl181.c +++ b/hw/pl181.c @@ -9,7 +9,6 @@ #include "sysbus.h" #include "sd.h" -#include "sysemu.h" //#define DEBUG_PL181 1 diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c index 9ffdba792..5a8739deb 100644 --- a/hw/qdev-properties.c +++ b/hw/qdev-properties.c @@ -1,4 +1,3 @@ -#include "sysemu.h" #include "net.h" #include "qdev.h" #include "qerror.h" @@ -260,6 +259,11 @@ static int parse_string(DeviceState *dev, Property *prop, const char *str) return 0; } +static void free_string(DeviceState *dev, Property *prop) +{ + qemu_free(*(char **)qdev_get_prop_ptr(dev, prop)); +} + static int print_string(DeviceState *dev, Property *prop, char *dest, size_t len) { char **ptr = qdev_get_prop_ptr(dev, prop); @@ -274,6 +278,7 @@ PropertyInfo qdev_prop_string = { .size = sizeof(char*), .parse = parse_string, .print = print_string, + .free = free_string, }; /* --- drive --- */ @@ -617,6 +622,11 @@ void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value) qdev_prop_set(dev, name, &value, PROP_TYPE_UINT64); } +void qdev_prop_set_string(DeviceState *dev, const char *name, char *value) +{ + qdev_prop_set(dev, name, &value, PROP_TYPE_STRING); +} + void qdev_prop_set_drive(DeviceState *dev, const char *name, DriveInfo *value) { qdev_prop_set(dev, name, &value, PROP_TYPE_DRIVE); @@ -334,6 +334,7 @@ void qdev_init_nofail(DeviceState *dev) void qdev_free(DeviceState *dev) { BusState *bus; + Property *prop; if (dev->state == DEV_STATE_INITIALIZED) { while (dev->num_child_bus) { @@ -349,6 +350,11 @@ void qdev_free(DeviceState *dev) } qemu_unregister_reset(qdev_reset, dev); QLIST_REMOVE(dev, sibling); + for (prop = dev->info->props; prop && prop->name; prop++) { + if (prop->info->free) { + prop->info->free(dev, prop); + } + } qemu_free(dev); } @@ -2,7 +2,7 @@ #define QDEV_H #include "hw.h" -#include "sysemu.h" +#include "blockdev.h" #include "qemu-queue.h" #include "qemu-char.h" #include "qemu-option.h" @@ -98,6 +98,7 @@ struct PropertyInfo { enum PropertyType type; int (*parse)(DeviceState *dev, Property *prop, const char *str); int (*print)(DeviceState *dev, Property *prop, char *dest, size_t len); + void (*free)(DeviceState *dev, Property *prop); }; typedef struct GlobalProperty { @@ -124,6 +125,8 @@ void qdev_machine_creation_done(void); qemu_irq qdev_get_gpio_in(DeviceState *dev, int n); void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin); +BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type); + BusState *qdev_get_child_bus(DeviceState *dev, const char *name); /*** Device API. ***/ @@ -268,6 +271,7 @@ void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value); void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value); void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value); void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value); +void qdev_prop_set_string(DeviceState *dev, const char *name, char *value); void qdev_prop_set_chr(DeviceState *dev, const char *name, CharDriverState *value); void qdev_prop_set_netdev(DeviceState *dev, const char *name, VLANClientState *value); void qdev_prop_set_vlan(DeviceState *dev, const char *name, VLANState *value); diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c index 383240bc0..055a94d25 100644 --- a/hw/scsi-bus.c +++ b/hw/scsi-bus.c @@ -2,7 +2,6 @@ #include "qemu-error.h" #include "scsi.h" #include "scsi-defs.h" -#include "block.h" #include "qdev.h" static struct BusInfo scsi_bus_info = { diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c index 4d209197c..a9bf7d261 100644 --- a/hw/scsi-disk.c +++ b/hw/scsi-disk.c @@ -33,9 +33,9 @@ do { fprintf(stderr, "scsi-disk: " fmt , ## __VA_ARGS__); } while (0) #include "qemu-common.h" #include "qemu-error.h" -#include "block.h" #include "scsi.h" #include "scsi-defs.h" +#include "sysemu.h" #define SCSI_DMA_BUF_SIZE 131072 #define SCSI_MAX_INQUIRY_LEN 256 @@ -66,6 +66,7 @@ struct SCSIDiskState uint64_t max_lba; QEMUBH *bh; char *version; + char *serial; }; static SCSIDiskReq *scsi_new_request(SCSIDevice *d, uint32_t tag, uint32_t lun) @@ -359,9 +360,7 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) case 0x80: /* Device serial number, optional */ { - const char *serial = req->dev->conf.dinfo->serial ? - req->dev->conf.dinfo->serial : "0"; - int l = strlen(serial); + int l = strlen(s->serial); if (l > req->cmd.xfer) l = req->cmd.xfer; @@ -371,7 +370,7 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) DPRINTF("Inquiry EVPD[Serial number] " "buffer size %zd\n", req->cmd.xfer); outbuf[buflen++] = l; - memcpy(outbuf+buflen, serial, l); + memcpy(outbuf+buflen, s->serial, l); buflen += l; break; } @@ -463,8 +462,7 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) } memcpy(&outbuf[8], "QEMU ", 8); memset(&outbuf[32], 0, 4); - memcpy(&outbuf[32], s->version ? s->version : QEMU_VERSION, - MIN(4, strlen(s->version ? s->version : QEMU_VERSION))); + memcpy(&outbuf[32], s->version, MIN(4, strlen(s->version))); /* * We claim conformance to SPC-3, which is required for guests * to ask for modern features like READ CAPACITY(16) or the @@ -1058,6 +1056,19 @@ static int scsi_disk_initfn(SCSIDevice *dev) } s->bs = s->qdev.conf.dinfo->bdrv; + if (!s->serial) { + if (*dev->conf.dinfo->serial) { + /* try to fall back to value set with legacy -drive serial=... */ + s->serial = qemu_strdup(dev->conf.dinfo->serial); + } else { + s->serial = qemu_strdup("0"); + } + } + + if (!s->version) { + s->version = qemu_strdup(QEMU_VERSION); + } + if (bdrv_is_sg(s->bs)) { error_report("scsi-disk: unwanted /dev/sg*"); return -1; @@ -1090,6 +1101,7 @@ static SCSIDeviceInfo scsi_disk_info = { .qdev.props = (Property[]) { DEFINE_BLOCK_PROPERTIES(SCSIDiskState, qdev.conf), DEFINE_PROP_STRING("ver", SCSIDiskState, version), + DEFINE_PROP_STRING("serial", SCSIDiskState, serial), DEFINE_PROP_END_OF_LIST(), }, }; diff --git a/hw/scsi-generic.c b/hw/scsi-generic.c index c9aa853cc..e31060e94 100644 --- a/hw/scsi-generic.c +++ b/hw/scsi-generic.c @@ -13,7 +13,6 @@ #include "qemu-common.h" #include "qemu-error.h" -#include "block.h" #include "scsi.h" #ifdef __linux__ diff --git a/hw/serial.c b/hw/serial.c index 9102edb77..c7e4e77cb 100644 --- a/hw/serial.c +++ b/hw/serial.c @@ -27,6 +27,7 @@ #include "isa.h" #include "pc.h" #include "qemu-timer.h" +#include "sysemu.h" //#define DEBUG_SERIAL diff --git a/hw/ssi-sd.c b/hw/ssi-sd.c index 5e74e5d7c..96b33edcb 100644 --- a/hw/ssi-sd.c +++ b/hw/ssi-sd.c @@ -9,7 +9,6 @@ #include "ssi.h" #include "sd.h" -#include "sysemu.h" //#define DEBUG_SSI_SD 1 diff --git a/hw/usb-hid.c b/hw/usb-hid.c index 8e6c6e032..228d0a052 100644 --- a/hw/usb-hid.c +++ b/hw/usb-hid.c @@ -25,6 +25,7 @@ #include "hw.h" #include "console.h" #include "usb.h" +#include "sysemu.h" /* HID interface requests */ #define GET_REPORT 0xa101 diff --git a/hw/usb-msd.c b/hw/usb-msd.c index c1c253747..003bd8a4c 100644 --- a/hw/usb-msd.c +++ b/hw/usb-msd.c @@ -11,10 +11,10 @@ #include "qemu-option.h" #include "qemu-config.h" #include "usb.h" -#include "block.h" #include "scsi.h" #include "console.h" #include "monitor.h" +#include "sysemu.h" //#define DEBUG_MSD @@ -584,7 +584,7 @@ static USBDevice *usb_msd_init(const char *filename) qemu_opt_set(opts, "if", "none"); /* create host drive */ - dinfo = drive_init(opts, NULL, &fatal_error); + dinfo = drive_init(opts, 0, &fatal_error); if (!dinfo) { qemu_opts_del(opts); return NULL; diff --git a/hw/virtio-blk.c b/hw/virtio-blk.c index 5d7f1a220..cdcb492c1 100644 --- a/hw/virtio-blk.c +++ b/hw/virtio-blk.c @@ -12,9 +12,7 @@ */ #include <qemu-common.h> -#include <sysemu.h> #include "virtio-blk.h" -#include "block_int.h" #ifdef __linux__ # include <scsi/sg.h> #endif @@ -277,7 +275,7 @@ static void virtio_blk_handle_write(BlockRequest *blkreq, int *num_writes, } blkreq[*num_writes].sector = req->out->sector; - blkreq[*num_writes].nb_sectors = req->qiov.size / 512; + blkreq[*num_writes].nb_sectors = req->qiov.size / BDRV_SECTOR_SIZE; blkreq[*num_writes].qiov = &req->qiov; blkreq[*num_writes].cb = virtio_blk_rw_complete; blkreq[*num_writes].opaque = req; @@ -296,7 +294,8 @@ static void virtio_blk_handle_read(VirtIOBlockReq *req) } acb = bdrv_aio_readv(req->dev->bs, req->out->sector, &req->qiov, - req->qiov.size / 512, virtio_blk_rw_complete, req); + req->qiov.size / BDRV_SECTOR_SIZE, + virtio_blk_rw_complete, req); if (!acb) { virtio_blk_rw_complete(req, -EIO); } @@ -505,7 +504,7 @@ VirtIODevice *virtio_blk_init(DeviceState *dev, BlockConf *conf) s->bs = conf->dinfo->bdrv; s->conf = conf; s->rq = NULL; - s->sector_mask = (s->conf->logical_block_size / 512) - 1; + s->sector_mask = (s->conf->logical_block_size / BDRV_SECTOR_SIZE) - 1; bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); s->vq = virtio_add_queue(&s->vdev, 128, virtio_blk_handle_output); diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c index 7ddf61228..e101fa0a7 100644 --- a/hw/virtio-pci.c +++ b/hw/virtio-pci.c @@ -22,7 +22,6 @@ #include "qemu-error.h" #include "msix.h" #include "net.h" -#include "block_int.h" #include "loader.h" #include "kvm.h" @@ -38,7 +38,7 @@ #include "monitor.h" #include "readline.h" #include "console.h" -#include "block.h" +#include "blockdev.h" #include "audio/audio.h" #include "disas.h" #include "balloon.h" @@ -530,21 +530,6 @@ static void do_help_cmd(Monitor *mon, const QDict *qdict) help_cmd(mon, qdict_get_try_str(qdict, "name")); } -static void do_commit(Monitor *mon, const QDict *qdict) -{ - int all_devices; - DriveInfo *dinfo; - const char *device = qdict_get_str(qdict, "device"); - - all_devices = !strcmp(device, "all"); - QTAILQ_FOREACH(dinfo, &drives, next) { - if (!all_devices) - if (strcmp(bdrv_get_device_name(dinfo->bdrv), device)) - continue; - bdrv_commit(dinfo->bdrv); - } -} - static void user_monitor_complete(void *opaque, QObject *ret_data) { MonitorCompletionData *data = (MonitorCompletionData *)opaque; @@ -935,93 +920,6 @@ static int do_quit(Monitor *mon, const QDict *qdict, QObject **ret_data) return 0; } -static int eject_device(Monitor *mon, BlockDriverState *bs, int force) -{ - if (bdrv_is_inserted(bs)) { - if (!force) { - if (!bdrv_is_removable(bs)) { - qerror_report(QERR_DEVICE_NOT_REMOVABLE, - bdrv_get_device_name(bs)); - return -1; - } - if (bdrv_is_locked(bs)) { - qerror_report(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs)); - return -1; - } - } - bdrv_close(bs); - } - return 0; -} - -static int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data) -{ - BlockDriverState *bs; - int force = qdict_get_int(qdict, "force"); - const char *filename = qdict_get_str(qdict, "device"); - - bs = bdrv_find(filename); - if (!bs) { - qerror_report(QERR_DEVICE_NOT_FOUND, filename); - return -1; - } - return eject_device(mon, bs, force); -} - -static int do_block_set_passwd(Monitor *mon, const QDict *qdict, - QObject **ret_data) -{ - BlockDriverState *bs; - int err; - - bs = bdrv_find(qdict_get_str(qdict, "device")); - if (!bs) { - qerror_report(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device")); - return -1; - } - - err = bdrv_set_key(bs, qdict_get_str(qdict, "password")); - if (err == -EINVAL) { - qerror_report(QERR_DEVICE_NOT_ENCRYPTED, bdrv_get_device_name(bs)); - return -1; - } else if (err < 0) { - qerror_report(QERR_INVALID_PASSWORD); - return -1; - } - - return 0; -} - -static int do_change_block(Monitor *mon, const char *device, - const char *filename, const char *fmt) -{ - BlockDriverState *bs; - BlockDriver *drv = NULL; - int bdrv_flags; - - bs = bdrv_find(device); - if (!bs) { - qerror_report(QERR_DEVICE_NOT_FOUND, device); - return -1; - } - if (fmt) { - drv = bdrv_find_whitelisted_format(fmt); - if (!drv) { - qerror_report(QERR_INVALID_BLOCK_FORMAT, fmt); - return -1; - } - } - if (eject_device(mon, bs, 0) < 0) { - return -1; - } - bdrv_flags = bdrv_get_type_hint(bs) == BDRV_TYPE_CDROM ? 0 : BDRV_O_RDWR; - if (bdrv_open(bs, filename, bdrv_flags, drv) < 0) { - qerror_report(QERR_OPEN_FILE_FAILED, filename); - return -1; - } - return monitor_read_bdrv_key_start(mon, bs, NULL, NULL); -} - static int change_vnc_password(const char *password) { if (vnc_display_password(NULL, password) < 0) { diff --git a/qemu-char.c b/qemu-char.c index faaf6248b..87628ea33 100644 --- a/qemu-char.c +++ b/qemu-char.c @@ -28,7 +28,6 @@ #include "sysemu.h" #include "qemu-timer.h" #include "qemu-char.h" -#include "block.h" #include "hw/usb.h" #include "hw/baum.h" #include "hw/msmouse.h" @@ -1317,7 +1317,7 @@ truncate_f(int argc, char **argv) ret = bdrv_truncate(bs, offset); if (ret < 0) { - printf("truncate: %s", strerror(ret)); + printf("truncate: %s\n", strerror(-ret)); return 0; } @@ -1342,7 +1342,7 @@ length_f(int argc, char **argv) size = bdrv_getlength(bs); if (size < 0) { - printf("getlength: %s", strerror(size)); + printf("getlength: %s\n", strerror(-size)); return 0; } @@ -77,7 +77,7 @@ #include "sysemu.h" #include "qemu-timer.h" #include "qemu-char.h" -#include "block.h" +#include "blockdev.h" #include "audio/audio.h" #include "migration.h" #include "qemu_socket.h" @@ -142,58 +142,6 @@ extern int nb_option_roms; extern const char *prom_envs[MAX_PROM_ENVS]; extern unsigned int nb_prom_envs; -typedef enum { - IF_NONE, - IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN, - IF_COUNT -} BlockInterfaceType; - -typedef enum { - BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC, - BLOCK_ERR_STOP_ANY -} BlockInterfaceErrorAction; - -#define BLOCK_SERIAL_STRLEN 20 - -typedef struct DriveInfo { - BlockDriverState *bdrv; - char *id; - const char *devaddr; - BlockInterfaceType type; - int bus; - int unit; - QemuOpts *opts; - BlockInterfaceErrorAction on_read_error; - BlockInterfaceErrorAction on_write_error; - char serial[BLOCK_SERIAL_STRLEN + 1]; - QTAILQ_ENTRY(DriveInfo) next; -} DriveInfo; - -#define MAX_IDE_DEVS 2 -#define MAX_SCSI_DEVS 7 -#define MAX_DRIVES 32 - -extern QTAILQ_HEAD(drivelist, DriveInfo) drives; -extern QTAILQ_HEAD(driveoptlist, DriveOpt) driveopts; - -extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit); -extern DriveInfo *drive_get_by_id(const char *id); -extern int drive_get_max_bus(BlockInterfaceType type); -extern void drive_uninit(DriveInfo *dinfo); -extern const char *drive_get_serial(BlockDriverState *bdrv); - -extern BlockInterfaceErrorAction drive_get_on_error( - BlockDriverState *bdrv, int is_read); - -BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type); - -extern QemuOpts *drive_add(const char *file, const char *fmt, ...); -extern DriveInfo *drive_init(QemuOpts *arg, void *machine, int *fatal_error); - -/* device-hotplug */ - -DriveInfo *add_init_drive(const char *opts); - /* pci-hotplug */ void pci_device_hot_add(Monitor *mon, const QDict *qdict); void drive_hot_add(Monitor *mon, const QDict *qdict); @@ -137,7 +137,7 @@ int main(int argc, char **argv) #include "qemu-char.h" #include "cache-utils.h" #include "block.h" -#include "block_int.h" +#include "blockdev.h" #include "block-migration.h" #include "dma.h" #include "audio/audio.h" @@ -170,10 +170,6 @@ int main(int argc, char **argv) static const char *data_dir; const char *bios_name = NULL; -/* Note: drives_table[MAX_DRIVES] is a dummy block driver if none available - to store the VM snapshots */ -struct drivelist drives = QTAILQ_HEAD_INITIALIZER(drives); -struct driveoptlist driveopts = QTAILQ_HEAD_INITIALIZER(driveopts); enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; DisplayType display_type = DT_DEFAULT; const char* keyboard_layout = NULL; @@ -633,492 +629,12 @@ static int bt_parse(const char *opt) #define MTD_ALIAS "if=mtd" #define SD_ALIAS "index=0,if=sd" -QemuOpts *drive_add(const char *file, const char *fmt, ...) -{ - va_list ap; - char optstr[1024]; - QemuOpts *opts; - - va_start(ap, fmt); - vsnprintf(optstr, sizeof(optstr), fmt, ap); - va_end(ap); - - opts = qemu_opts_parse(&qemu_drive_opts, optstr, 0); - if (!opts) { - return NULL; - } - if (file) - qemu_opt_set(opts, "file", file); - return opts; -} - -DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit) -{ - DriveInfo *dinfo; - - /* seek interface, bus and unit */ - - QTAILQ_FOREACH(dinfo, &drives, next) { - if (dinfo->type == type && - dinfo->bus == bus && - dinfo->unit == unit) - return dinfo; - } - - return NULL; -} - -DriveInfo *drive_get_by_id(const char *id) -{ - DriveInfo *dinfo; - - QTAILQ_FOREACH(dinfo, &drives, next) { - if (strcmp(id, dinfo->id)) - continue; - return dinfo; - } - return NULL; -} - -int drive_get_max_bus(BlockInterfaceType type) -{ - int max_bus; - DriveInfo *dinfo; - - max_bus = -1; - QTAILQ_FOREACH(dinfo, &drives, next) { - if(dinfo->type == type && - dinfo->bus > max_bus) - max_bus = dinfo->bus; - } - return max_bus; -} - -const char *drive_get_serial(BlockDriverState *bdrv) -{ - DriveInfo *dinfo; - - QTAILQ_FOREACH(dinfo, &drives, next) { - if (dinfo->bdrv == bdrv) - return dinfo->serial; - } - - return "\0"; -} - -BlockInterfaceErrorAction drive_get_on_error( - BlockDriverState *bdrv, int is_read) -{ - DriveInfo *dinfo; - - QTAILQ_FOREACH(dinfo, &drives, next) { - if (dinfo->bdrv == bdrv) - return is_read ? dinfo->on_read_error : dinfo->on_write_error; - } - - return is_read ? BLOCK_ERR_REPORT : BLOCK_ERR_STOP_ENOSPC; -} - -static void bdrv_format_print(void *opaque, const char *name) -{ - fprintf(stderr, " %s", name); -} - -void drive_uninit(DriveInfo *dinfo) -{ - qemu_opts_del(dinfo->opts); - bdrv_delete(dinfo->bdrv); - QTAILQ_REMOVE(&drives, dinfo, next); - qemu_free(dinfo); -} - -static int parse_block_error_action(const char *buf, int is_read) -{ - if (!strcmp(buf, "ignore")) { - return BLOCK_ERR_IGNORE; - } else if (!is_read && !strcmp(buf, "enospc")) { - return BLOCK_ERR_STOP_ENOSPC; - } else if (!strcmp(buf, "stop")) { - return BLOCK_ERR_STOP_ANY; - } else if (!strcmp(buf, "report")) { - return BLOCK_ERR_REPORT; - } else { - fprintf(stderr, "qemu: '%s' invalid %s error action\n", - buf, is_read ? "read" : "write"); - return -1; - } -} - -DriveInfo *drive_init(QemuOpts *opts, void *opaque, - int *fatal_error) -{ - const char *buf; - const char *file = NULL; - char devname[128]; - const char *serial; - const char *mediastr = ""; - BlockInterfaceType type; - enum { MEDIA_DISK, MEDIA_CDROM } media; - int bus_id, unit_id; - int cyls, heads, secs, translation; - BlockDriver *drv = NULL; - QEMUMachine *machine = opaque; - int max_devs; - int index; - int ro = 0; - int bdrv_flags = 0; - int on_read_error, on_write_error; - const char *devaddr; - DriveInfo *dinfo; - int snapshot = 0; - - *fatal_error = 1; - - translation = BIOS_ATA_TRANSLATION_AUTO; - - if (machine && machine->use_scsi) { - type = IF_SCSI; - max_devs = MAX_SCSI_DEVS; - pstrcpy(devname, sizeof(devname), "scsi"); - } else { - type = IF_IDE; - max_devs = MAX_IDE_DEVS; - pstrcpy(devname, sizeof(devname), "ide"); - } - media = MEDIA_DISK; - - /* extract parameters */ - bus_id = qemu_opt_get_number(opts, "bus", 0); - unit_id = qemu_opt_get_number(opts, "unit", -1); - index = qemu_opt_get_number(opts, "index", -1); - - cyls = qemu_opt_get_number(opts, "cyls", 0); - heads = qemu_opt_get_number(opts, "heads", 0); - secs = qemu_opt_get_number(opts, "secs", 0); - - snapshot = qemu_opt_get_bool(opts, "snapshot", 0); - ro = qemu_opt_get_bool(opts, "readonly", 0); - - file = qemu_opt_get(opts, "file"); - serial = qemu_opt_get(opts, "serial"); - - if ((buf = qemu_opt_get(opts, "if")) != NULL) { - pstrcpy(devname, sizeof(devname), buf); - if (!strcmp(buf, "ide")) { - type = IF_IDE; - max_devs = MAX_IDE_DEVS; - } else if (!strcmp(buf, "scsi")) { - type = IF_SCSI; - max_devs = MAX_SCSI_DEVS; - } else if (!strcmp(buf, "floppy")) { - type = IF_FLOPPY; - max_devs = 0; - } else if (!strcmp(buf, "pflash")) { - type = IF_PFLASH; - max_devs = 0; - } else if (!strcmp(buf, "mtd")) { - type = IF_MTD; - max_devs = 0; - } else if (!strcmp(buf, "sd")) { - type = IF_SD; - max_devs = 0; - } else if (!strcmp(buf, "virtio")) { - type = IF_VIRTIO; - max_devs = 0; - } else if (!strcmp(buf, "xen")) { - type = IF_XEN; - max_devs = 0; - } else if (!strcmp(buf, "none")) { - type = IF_NONE; - max_devs = 0; - } else { - fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf); - return NULL; - } - } - - if (cyls || heads || secs) { - if (cyls < 1 || (type == IF_IDE && cyls > 16383)) { - fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", buf); - return NULL; - } - if (heads < 1 || (type == IF_IDE && heads > 16)) { - fprintf(stderr, "qemu: '%s' invalid physical heads number\n", buf); - return NULL; - } - if (secs < 1 || (type == IF_IDE && secs > 63)) { - fprintf(stderr, "qemu: '%s' invalid physical secs number\n", buf); - return NULL; - } - } - - if ((buf = qemu_opt_get(opts, "trans")) != NULL) { - if (!cyls) { - fprintf(stderr, - "qemu: '%s' trans must be used with cyls,heads and secs\n", - buf); - return NULL; - } - if (!strcmp(buf, "none")) - translation = BIOS_ATA_TRANSLATION_NONE; - else if (!strcmp(buf, "lba")) - translation = BIOS_ATA_TRANSLATION_LBA; - else if (!strcmp(buf, "auto")) - translation = BIOS_ATA_TRANSLATION_AUTO; - else { - fprintf(stderr, "qemu: '%s' invalid translation type\n", buf); - return NULL; - } - } - - if ((buf = qemu_opt_get(opts, "media")) != NULL) { - if (!strcmp(buf, "disk")) { - media = MEDIA_DISK; - } else if (!strcmp(buf, "cdrom")) { - if (cyls || secs || heads) { - fprintf(stderr, - "qemu: '%s' invalid physical CHS format\n", buf); - return NULL; - } - media = MEDIA_CDROM; - } else { - fprintf(stderr, "qemu: '%s' invalid media\n", buf); - return NULL; - } - } - - if ((buf = qemu_opt_get(opts, "cache")) != NULL) { - if (!strcmp(buf, "off") || !strcmp(buf, "none")) { - bdrv_flags |= BDRV_O_NOCACHE; - } else if (!strcmp(buf, "writeback")) { - bdrv_flags |= BDRV_O_CACHE_WB; - } else if (!strcmp(buf, "unsafe")) { - bdrv_flags |= BDRV_O_CACHE_WB; - bdrv_flags |= BDRV_O_NO_FLUSH; - } else if (!strcmp(buf, "writethrough")) { - /* this is the default */ - } else { - fprintf(stderr, "qemu: invalid cache option\n"); - return NULL; - } - } - -#ifdef CONFIG_LINUX_AIO - if ((buf = qemu_opt_get(opts, "aio")) != NULL) { - if (!strcmp(buf, "native")) { - bdrv_flags |= BDRV_O_NATIVE_AIO; - } else if (!strcmp(buf, "threads")) { - /* this is the default */ - } else { - fprintf(stderr, "qemu: invalid aio option\n"); - return NULL; - } - } -#endif - - if ((buf = qemu_opt_get(opts, "format")) != NULL) { - if (strcmp(buf, "?") == 0) { - fprintf(stderr, "qemu: Supported formats:"); - bdrv_iterate_format(bdrv_format_print, NULL); - fprintf(stderr, "\n"); - return NULL; - } - drv = bdrv_find_whitelisted_format(buf); - if (!drv) { - fprintf(stderr, "qemu: '%s' invalid format\n", buf); - return NULL; - } - } - - on_write_error = BLOCK_ERR_STOP_ENOSPC; - if ((buf = qemu_opt_get(opts, "werror")) != NULL) { - if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) { - fprintf(stderr, "werror is no supported by this format\n"); - return NULL; - } - - on_write_error = parse_block_error_action(buf, 0); - if (on_write_error < 0) { - return NULL; - } - } - - on_read_error = BLOCK_ERR_REPORT; - if ((buf = qemu_opt_get(opts, "rerror")) != NULL) { - if (type != IF_IDE && type != IF_VIRTIO && type != IF_NONE) { - fprintf(stderr, "rerror is no supported by this format\n"); - return NULL; - } - - on_read_error = parse_block_error_action(buf, 1); - if (on_read_error < 0) { - return NULL; - } - } - - if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) { - if (type != IF_VIRTIO) { - fprintf(stderr, "addr is not supported\n"); - return NULL; - } - } - - /* compute bus and unit according index */ - - if (index != -1) { - if (bus_id != 0 || unit_id != -1) { - fprintf(stderr, - "qemu: index cannot be used with bus and unit\n"); - return NULL; - } - if (max_devs == 0) - { - unit_id = index; - bus_id = 0; - } else { - unit_id = index % max_devs; - bus_id = index / max_devs; - } - } - - /* if user doesn't specify a unit_id, - * try to find the first free - */ - - if (unit_id == -1) { - unit_id = 0; - while (drive_get(type, bus_id, unit_id) != NULL) { - unit_id++; - if (max_devs && unit_id >= max_devs) { - unit_id -= max_devs; - bus_id++; - } - } - } - - /* check unit id */ - - if (max_devs && unit_id >= max_devs) { - fprintf(stderr, "qemu: unit %d too big (max is %d)\n", - unit_id, max_devs - 1); - return NULL; - } - - /* - * ignore multiple definitions - */ - - if (drive_get(type, bus_id, unit_id) != NULL) { - *fatal_error = 0; - return NULL; - } - - /* init */ - - dinfo = qemu_mallocz(sizeof(*dinfo)); - if ((buf = qemu_opts_id(opts)) != NULL) { - dinfo->id = qemu_strdup(buf); - } else { - /* no id supplied -> create one */ - dinfo->id = qemu_mallocz(32); - if (type == IF_IDE || type == IF_SCSI) - mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; - if (max_devs) - snprintf(dinfo->id, 32, "%s%i%s%i", - devname, bus_id, mediastr, unit_id); - else - snprintf(dinfo->id, 32, "%s%s%i", - devname, mediastr, unit_id); - } - dinfo->bdrv = bdrv_new(dinfo->id); - dinfo->devaddr = devaddr; - dinfo->type = type; - dinfo->bus = bus_id; - dinfo->unit = unit_id; - dinfo->on_read_error = on_read_error; - dinfo->on_write_error = on_write_error; - dinfo->opts = opts; - if (serial) - strncpy(dinfo->serial, serial, sizeof(serial)); - QTAILQ_INSERT_TAIL(&drives, dinfo, next); - - switch(type) { - case IF_IDE: - case IF_SCSI: - case IF_XEN: - case IF_NONE: - switch(media) { - case MEDIA_DISK: - if (cyls != 0) { - bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs); - bdrv_set_translation_hint(dinfo->bdrv, translation); - } - break; - case MEDIA_CDROM: - bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_CDROM); - break; - } - break; - case IF_SD: - /* FIXME: This isn't really a floppy, but it's a reasonable - approximation. */ - case IF_FLOPPY: - bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_FLOPPY); - break; - case IF_PFLASH: - case IF_MTD: - break; - case IF_VIRTIO: - /* add virtio block device */ - opts = qemu_opts_create(&qemu_device_opts, NULL, 0); - qemu_opt_set(opts, "driver", "virtio-blk-pci"); - qemu_opt_set(opts, "drive", dinfo->id); - if (devaddr) - qemu_opt_set(opts, "addr", devaddr); - break; - case IF_COUNT: - abort(); - } - if (!file) { - *fatal_error = 0; - return NULL; - } - if (snapshot) { - /* always use cache=unsafe with snapshot */ - bdrv_flags &= ~BDRV_O_CACHE_MASK; - bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH); - } - - if (media == MEDIA_CDROM) { - /* CDROM is fine for any interface, don't check. */ - ro = 1; - } else if (ro == 1) { - if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE) { - fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n"); - return NULL; - } - } - - bdrv_flags |= ro ? 0 : BDRV_O_RDWR; - - if (bdrv_open(dinfo->bdrv, file, bdrv_flags, drv) < 0) { - fprintf(stderr, "qemu: could not open disk image %s: %s\n", - file, strerror(errno)); - return NULL; - } - - if (bdrv_key_required(dinfo->bdrv)) - autostart = 0; - *fatal_error = 0; - return dinfo; -} - static int drive_init_func(QemuOpts *opts, void *opaque) { - QEMUMachine *machine = opaque; + int *use_scsi = opaque; int fatal_error = 0; - if (drive_init(opts, machine, &fatal_error) == NULL) { + if (drive_init(opts, *use_scsi, &fatal_error) == NULL) { if (fatal_error) return 1; } @@ -1297,7 +813,7 @@ static void smp_parse(const char *optarg) /***********************************************************/ /* USB devices */ -static int usb_device_add(const char *devname, int is_hotplug) +static int usb_device_add(const char *devname) { const char *p; USBDevice *dev = NULL; @@ -1349,7 +865,7 @@ static int usb_device_del(const char *devname) static int usb_parse(const char *cmdline) { int r; - r = usb_device_add(cmdline, 0); + r = usb_device_add(cmdline); if (r < 0) { fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline); } @@ -1359,7 +875,7 @@ static int usb_parse(const char *cmdline) void do_usb_add(Monitor *mon, const QDict *qdict) { const char *devname = qdict_get_str(qdict, "devname"); - if (usb_device_add(devname, 1) < 0) { + if (usb_device_add(devname) < 0) { error_report("could not add USB device '%s'", devname); } } @@ -1841,6 +1357,7 @@ static void main_loop(void) vm_stop(r); } } + bdrv_close_all(); pause_all_vcpus(); } @@ -3243,7 +2760,7 @@ int main(int argc, char **argv, char **envp) /* open the virtual block devices */ if (snapshot) qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0); - if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, machine, 1) != 0) + if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, &machine->use_scsi, 1) != 0) exit(1); register_savevm_live("ram", 0, 3, NULL, ram_save_live, NULL, |