1cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner/* 2cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * QEMU host block devices 3cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * 4cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * Copyright (c) 2003-2008 Fabrice Bellard 5cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * 6cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * This work is licensed under the terms of the GNU GPL, version 2 or 7cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * later. See the COPYING file in the top-level directory. 8cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner */ 9cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 10e1e03df288d5a44bfbffbd86588395c7cbbc27dfDavid 'Digit' Turner#include "block/block.h" 1134c48ff1e3ad5cd2084ca40188754d45f423750bDavid 'Digit' Turner#include "sysemu/blockdev.h" 126af6765e2f3bc930d0dce21d752bea570a1b1362David 'Digit' Turner#include "monitor/monitor.h" 131c31e3e43ce4cca85a707dfff631e5e102fdecedDavid 'Digit' Turner#include "qapi/qmp/qerror.h" 1493e0d9cfb6d950b638ba93cf5318e5689e4ba64eDavid 'Digit' Turner#include "qemu/option.h" 151c31e3e43ce4cca85a707dfff631e5e102fdecedDavid 'Digit' Turner#include "qemu/config-file.h" 1634c48ff1e3ad5cd2084ca40188754d45f423750bDavid 'Digit' Turner#include "sysemu/sysemu.h" 17cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 18cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerstatic QTAILQ_HEAD(drivelist, DriveInfo) drives = QTAILQ_HEAD_INITIALIZER(drives); 19cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 20cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner/* 21cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * We automatically delete the drive when a device using it gets 22cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * unplugged. Questionable feature, but we can't just drop it. 23cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * Device models call blockdev_mark_auto_del() to schedule the 24cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * automatic deletion, and generic qdev code calls blockdev_auto_del() 25cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * when deletion is actually safe. 26cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner */ 27cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnervoid blockdev_mark_auto_del(BlockDriverState *bs) 28cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 29cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner DriveInfo *dinfo = drive_get_by_blockdev(bs); 30cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 31cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->auto_del = 1; 32cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 33cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 34cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnervoid blockdev_auto_del(BlockDriverState *bs) 35cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 36cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner DriveInfo *dinfo = drive_get_by_blockdev(bs); 37cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 38cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (dinfo->auto_del) { 39cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner drive_uninit(dinfo); 40cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 41cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 42cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 43cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' TurnerQemuOpts *drive_add(const char *file, const char *fmt, ...) 44cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 45cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner va_list ap; 46cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner char optstr[1024]; 47cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner QemuOpts *opts; 48cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 49cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner va_start(ap, fmt); 50cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner vsnprintf(optstr, sizeof(optstr), fmt, ap); 51cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner va_end(ap); 52cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 53cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner opts = qemu_opts_parse(qemu_find_opts("drive"), optstr, 0); 54cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!opts) { 55cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 56cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 57cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (file) 58cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qemu_opt_set(opts, "file", file); 59cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return opts; 60cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 61cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 62cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' TurnerDriveInfo *drive_get(BlockInterfaceType type, int bus, int unit) 63cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 64cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner DriveInfo *dinfo; 65cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 66cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* seek interface, bus and unit */ 67cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 68cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner QTAILQ_FOREACH(dinfo, &drives, next) { 69cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (dinfo->type == type && 70cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->bus == bus && 71cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->unit == unit) 72cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return dinfo; 73cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 74cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 75cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 76cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 77cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 78cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerint drive_get_max_bus(BlockInterfaceType type) 79cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 80cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int max_bus; 81cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner DriveInfo *dinfo; 82cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 83cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_bus = -1; 84cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner QTAILQ_FOREACH(dinfo, &drives, next) { 85cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if(dinfo->type == type && 86cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->bus > max_bus) 87cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_bus = dinfo->bus; 88cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 89cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return max_bus; 90cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 91cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 92cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' TurnerDriveInfo *drive_get_by_blockdev(BlockDriverState *bs) 93cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 94cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner DriveInfo *dinfo; 95cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 96cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner QTAILQ_FOREACH(dinfo, &drives, next) { 97cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (dinfo->bdrv == bs) { 98cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return dinfo; 99cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 100cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 101cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 102cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 103cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 104cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerstatic void bdrv_format_print(void *opaque, const char *name) 105cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 106cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, " %s", name); 107cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 108cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 109cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnervoid drive_uninit(DriveInfo *dinfo) 110cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 111cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qemu_opts_del(dinfo->opts); 112cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_delete(dinfo->bdrv); 113cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner QTAILQ_REMOVE(&drives, dinfo, next); 114aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner g_free(dinfo); 115cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 116cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 117cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerstatic int parse_block_error_action(const char *buf, int is_read) 118cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 119cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!strcmp(buf, "ignore")) { 120cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return BLOCK_ERR_IGNORE; 121cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!is_read && !strcmp(buf, "enospc")) { 122cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return BLOCK_ERR_STOP_ENOSPC; 123cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "stop")) { 124cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return BLOCK_ERR_STOP_ANY; 125cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "report")) { 126cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return BLOCK_ERR_REPORT; 127cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 128cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: '%s' invalid %s error action\n", 129cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner buf, is_read ? "read" : "write"); 130cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 131cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 132cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 133cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 134cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' TurnerDriveInfo *drive_init(QemuOpts *opts, int default_to_scsi, int *fatal_error) 135cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 136cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *buf; 137cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *file = NULL; 138cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner char devname[128]; 139cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *serial; 140cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *mediastr = ""; 141cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner BlockInterfaceType type; 142cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner enum { MEDIA_DISK, MEDIA_CDROM } media; 143cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int bus_id, unit_id; 144cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int cyls, heads, secs, translation; 145cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner BlockDriver *drv = NULL; 146cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int max_devs; 147cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int index; 148cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int ro = 0; 149cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int bdrv_flags = 0; 150cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int on_read_error, on_write_error; 151cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *devaddr; 152cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner DriveInfo *dinfo; 153cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int snapshot = 0; 154cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int ret; 155cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 156cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner *fatal_error = 1; 157cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 158cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner translation = BIOS_ATA_TRANSLATION_AUTO; 159cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 160cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (default_to_scsi) { 161cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_SCSI; 162cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = MAX_SCSI_DEVS; 163cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner pstrcpy(devname, sizeof(devname), "scsi"); 164cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 165cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_IDE; 166cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = MAX_IDE_DEVS; 167cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner pstrcpy(devname, sizeof(devname), "ide"); 168cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 169cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner media = MEDIA_DISK; 170cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 171cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* extract parameters */ 172cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bus_id = qemu_opt_get_number(opts, "bus", 0); 173cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner unit_id = qemu_opt_get_number(opts, "unit", -1); 174cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner index = qemu_opt_get_number(opts, "index", -1); 175cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 176cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner cyls = qemu_opt_get_number(opts, "cyls", 0); 177cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner heads = qemu_opt_get_number(opts, "heads", 0); 178cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner secs = qemu_opt_get_number(opts, "secs", 0); 179cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 180cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner snapshot = qemu_opt_get_bool(opts, "snapshot", 0); 181cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner ro = qemu_opt_get_bool(opts, "readonly", 0); 182cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 183cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner file = qemu_opt_get(opts, "file"); 184cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner serial = qemu_opt_get(opts, "serial"); 185cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 186cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "if")) != NULL) { 187cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner pstrcpy(devname, sizeof(devname), buf); 188cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!strcmp(buf, "ide")) { 189cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_IDE; 190cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = MAX_IDE_DEVS; 191cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "scsi")) { 192cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_SCSI; 193cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = MAX_SCSI_DEVS; 194cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "floppy")) { 195cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_FLOPPY; 196cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = 0; 197cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "pflash")) { 198cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_PFLASH; 199cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = 0; 200cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "mtd")) { 201cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_MTD; 202cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = 0; 203cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "sd")) { 204cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_SD; 205cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = 0; 206cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "virtio")) { 207cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_VIRTIO; 208cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = 0; 209cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "xen")) { 210cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_XEN; 211cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = 0; 212cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "none")) { 213cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner type = IF_NONE; 214cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner max_devs = 0; 215cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 216cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: unsupported bus type '%s'\n", buf); 217cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 218cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 219cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 220cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 221cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (cyls || heads || secs) { 222cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (cyls < 1 || (type == IF_IDE && cyls > 16383)) { 223cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: '%s' invalid physical cyls number\n", buf); 224cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 225cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 226cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (heads < 1 || (type == IF_IDE && heads > 16)) { 227cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: '%s' invalid physical heads number\n", buf); 228cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 229cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 230cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (secs < 1 || (type == IF_IDE && secs > 63)) { 231cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: '%s' invalid physical secs number\n", buf); 232cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 233cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 234cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 235cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 236cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "trans")) != NULL) { 237cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!cyls) { 238cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, 239cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner "qemu: '%s' trans must be used with cyls,heads and secs\n", 240cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner buf); 241cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 242cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 243cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!strcmp(buf, "none")) 244cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner translation = BIOS_ATA_TRANSLATION_NONE; 245cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner else if (!strcmp(buf, "lba")) 246cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner translation = BIOS_ATA_TRANSLATION_LBA; 247cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner else if (!strcmp(buf, "auto")) 248cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner translation = BIOS_ATA_TRANSLATION_AUTO; 249cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner else { 250cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: '%s' invalid translation type\n", buf); 251cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 252cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 253cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 254cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 255cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "media")) != NULL) { 256cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!strcmp(buf, "disk")) { 257cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner media = MEDIA_DISK; 258cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "cdrom")) { 259cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (cyls || secs || heads) { 260cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, 261cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner "qemu: '%s' invalid physical CHS format\n", buf); 262cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 263cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 264cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner media = MEDIA_CDROM; 265cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 266cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: '%s' invalid media\n", buf); 267cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 268cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 269cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 270cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 271cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "cache")) != NULL) { 272cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!strcmp(buf, "off") || !strcmp(buf, "none")) { 273cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= BDRV_O_NOCACHE; 274cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "writeback")) { 275cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= BDRV_O_CACHE_WB; 276cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "unsafe")) { 277cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= BDRV_O_CACHE_WB; 278cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= BDRV_O_NO_FLUSH; 279cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "writethrough")) { 280cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* this is the default */ 281cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 282cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: invalid cache option\n"); 283cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 284cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 285cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 286cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 287cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner#ifdef CONFIG_LINUX_AIO 288cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "aio")) != NULL) { 289cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!strcmp(buf, "native")) { 290cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= BDRV_O_NATIVE_AIO; 291cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (!strcmp(buf, "threads")) { 292cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* this is the default */ 293cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 294cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: invalid aio option\n"); 295cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 296cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 297cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 298cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner#endif 299cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 300cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "format")) != NULL) { 301cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (strcmp(buf, "?") == 0) { 302cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: Supported formats:"); 303cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_iterate_format(bdrv_format_print, NULL); 304cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "\n"); 305cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 306cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 307cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner drv = bdrv_find_whitelisted_format(buf); 308cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!drv) { 309cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: '%s' invalid format\n", buf); 310cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 311cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 312cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 313cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 314cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner on_write_error = BLOCK_ERR_STOP_ENOSPC; 315cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "werror")) != NULL) { 316cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (type != IF_IDE && type != IF_SCSI && type != IF_VIRTIO && type != IF_NONE) { 317cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "werror is no supported by this format\n"); 318cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 319cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 320cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 321cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner on_write_error = parse_block_error_action(buf, 0); 322cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (on_write_error < 0) { 323cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 324cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 325cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 326cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 327cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner on_read_error = BLOCK_ERR_REPORT; 328cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opt_get(opts, "rerror")) != NULL) { 329cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (type != IF_IDE && type != IF_VIRTIO && type != IF_NONE) { 330cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "rerror is no supported by this format\n"); 331cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 332cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 333cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 334cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner on_read_error = parse_block_error_action(buf, 1); 335cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (on_read_error < 0) { 336cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 337cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 338cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 339cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 340cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((devaddr = qemu_opt_get(opts, "addr")) != NULL) { 341cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (type != IF_VIRTIO) { 342cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "addr is not supported\n"); 343cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 344cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 345cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 346cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 347cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* compute bus and unit according index */ 348cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 349cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (index != -1) { 350cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (bus_id != 0 || unit_id != -1) { 351cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, 352cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner "qemu: index cannot be used with bus and unit\n"); 353cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 354cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 355cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (max_devs == 0) 356cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner { 357cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner unit_id = index; 358cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bus_id = 0; 359cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 360cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner unit_id = index % max_devs; 361cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bus_id = index / max_devs; 362cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 363cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 364cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 365cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* if user doesn't specify a unit_id, 366cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * try to find the first free 367cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner */ 368cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 369cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (unit_id == -1) { 370cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner unit_id = 0; 371cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner while (drive_get(type, bus_id, unit_id) != NULL) { 372cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner unit_id++; 373cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (max_devs && unit_id >= max_devs) { 374cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner unit_id -= max_devs; 375cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bus_id++; 376cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 377cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 378cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 379cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 380cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* check unit id */ 381cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 382cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (max_devs && unit_id >= max_devs) { 383cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: unit %d too big (max is %d)\n", 384cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner unit_id, max_devs - 1); 385cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 386cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 387cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 388cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* 389cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner * ignore multiple definitions 390cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner */ 391cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 392cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (drive_get(type, bus_id, unit_id) != NULL) { 393cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner *fatal_error = 0; 394cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 395cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 396cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 397cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* init */ 398cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 399aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner dinfo = g_malloc0(sizeof(*dinfo)); 400cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if ((buf = qemu_opts_id(opts)) != NULL) { 401aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner dinfo->id = g_strdup(buf); 402cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 403cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* no id supplied -> create one */ 404aa8236dc1b1ea300ab18716db5b8fab42aca3ca7David 'Digit' Turner dinfo->id = g_malloc0(32); 405cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (type == IF_IDE || type == IF_SCSI) 406cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner mediastr = (media == MEDIA_CDROM) ? "-cd" : "-hd"; 407cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (max_devs) 408cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner snprintf(dinfo->id, 32, "%s%i%s%i", 409cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner devname, bus_id, mediastr, unit_id); 410cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner else 411cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner snprintf(dinfo->id, 32, "%s%s%i", 412cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner devname, mediastr, unit_id); 413cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 414cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->bdrv = bdrv_new(dinfo->id); 415cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->devaddr = devaddr; 416cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->type = type; 417cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->bus = bus_id; 418cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->unit = unit_id; 419cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner dinfo->opts = opts; 420cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (serial) 421cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner strncpy(dinfo->serial, serial, sizeof(dinfo->serial) - 1); 422cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner QTAILQ_INSERT_TAIL(&drives, dinfo, next); 423cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 424cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_set_on_error(dinfo->bdrv, on_read_error, on_write_error); 425cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 426cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner switch(type) { 427cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_IDE: 428cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_SCSI: 429cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_XEN: 430cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_NONE: 431cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner switch(media) { 432cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case MEDIA_DISK: 433cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (cyls != 0) { 434cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_set_geometry_hint(dinfo->bdrv, cyls, heads, secs); 435cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_set_translation_hint(dinfo->bdrv, translation); 436cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 437cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner break; 438cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case MEDIA_CDROM: 439cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_CDROM); 440cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner break; 441cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 442cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner break; 443cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_SD: 444cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* FIXME: This isn't really a floppy, but it's a reasonable 445cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner approximation. */ 446cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_FLOPPY: 447cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_set_type_hint(dinfo->bdrv, BDRV_TYPE_FLOPPY); 448cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner break; 449cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_PFLASH: 450cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_MTD: 451cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner break; 452cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_VIRTIO: 453cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* add virtio block device */ 454cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0); 455cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qemu_opt_set(opts, "driver", "virtio-blk-pci"); 456cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qemu_opt_set(opts, "drive", dinfo->id); 457cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (devaddr) 458cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qemu_opt_set(opts, "addr", devaddr); 459cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner break; 460cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner case IF_COUNT: 461cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner abort(); 462cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 463cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!file || !*file) { 464cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner *fatal_error = 0; 465cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 466cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 467cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (snapshot) { 468cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* always use cache=unsafe with snapshot */ 469cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags &= ~BDRV_O_CACHE_MASK; 470cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= (BDRV_O_SNAPSHOT|BDRV_O_CACHE_WB|BDRV_O_NO_FLUSH); 471cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 472cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 473cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (media == MEDIA_CDROM) { 474cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner /* CDROM is fine for any interface, don't check. */ 475cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner ro = 1; 476cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (ro == 1) { 477cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (type != IF_SCSI && type != IF_VIRTIO && type != IF_FLOPPY && type != IF_NONE) { 478cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: readonly flag not supported for drive with this interface\n"); 479cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 480cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 481cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 482cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 483cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= ro ? 0 : BDRV_O_RDWR; 484cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 485cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner ret = bdrv_open(dinfo->bdrv, file, bdrv_flags, drv); 486cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (ret < 0) { 487cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner fprintf(stderr, "qemu: could not open disk image %s: %s\n", 488cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner file, strerror(-ret)); 489cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return NULL; 490cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 491cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 492cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (bdrv_key_required(dinfo->bdrv)) 493cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner autostart = 0; 494cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner *fatal_error = 0; 495cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return dinfo; 496cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 497cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 498cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnervoid do_commit(Monitor *mon, const QDict *qdict) 499cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 500cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *device = qdict_get_str(qdict, "device"); 501cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner BlockDriverState *bs; 502cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 503cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!strcmp(device, "all")) { 504cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_commit_all(); 505cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else { 506cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bs = bdrv_find(device); 507cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!bs) { 508cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_DEVICE_NOT_FOUND, device); 509cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return; 510cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 511cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_commit(bs); 512cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 513cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 514cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 515cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerstatic int eject_device(Monitor *mon, BlockDriverState *bs, int force) 516cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 517cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!force) { 518cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!bdrv_is_removable(bs)) { 519cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_DEVICE_NOT_REMOVABLE, 520cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_get_device_name(bs)); 521cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 522cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 523cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (bdrv_is_locked(bs)) { 524cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_DEVICE_LOCKED, bdrv_get_device_name(bs)); 525cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 526cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 527cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 528cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_close(bs); 529cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return 0; 530cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 531cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 532cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerint do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data) 533cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 534cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner BlockDriverState *bs; 535cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int force = qdict_get_try_bool(qdict, "force", 0); 536cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *filename = qdict_get_str(qdict, "device"); 537cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 538cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bs = bdrv_find(filename); 539cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!bs) { 540cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_DEVICE_NOT_FOUND, filename); 541cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 542cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 543cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return eject_device(mon, bs, force); 544cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 545cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 546cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerint do_block_set_passwd(Monitor *mon, const QDict *qdict, 547cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner QObject **ret_data) 548cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 549cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner BlockDriverState *bs; 550cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int err; 551cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 552cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bs = bdrv_find(qdict_get_str(qdict, "device")); 553cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!bs) { 554cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_DEVICE_NOT_FOUND, qdict_get_str(qdict, "device")); 555cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 556cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 557cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 558cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner err = bdrv_set_key(bs, qdict_get_str(qdict, "password")); 559cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (err == -EINVAL) { 560cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_DEVICE_NOT_ENCRYPTED, bdrv_get_device_name(bs)); 561cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 562cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } else if (err < 0) { 563cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_INVALID_PASSWORD); 564cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 565cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 566cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 567cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return 0; 568cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 569cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 570aa1180ca05774398245953deb306c0e25829afeeDavid 'Digit' Turner#ifndef CONFIG_ANDROID 571aa1180ca05774398245953deb306c0e25829afeeDavid 'Digit' Turner// Monitor support disabled on Android. 572cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turnerint do_change_block(Monitor *mon, const char *device, 573cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner const char *filename, const char *fmt) 574cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner{ 575cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner BlockDriverState *bs; 576cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner BlockDriver *drv = NULL; 577cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner int bdrv_flags; 578cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner 579cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bs = bdrv_find(device); 580cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!bs) { 581cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_DEVICE_NOT_FOUND, device); 582cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 583cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 584cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (fmt) { 585cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner drv = bdrv_find_whitelisted_format(fmt); 586cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (!drv) { 587cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner qerror_report(QERR_INVALID_BLOCK_FORMAT, fmt); 588cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 589cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 590cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 591cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (eject_device(mon, bs, 0) < 0) { 592cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 593cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 594cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags = bdrv_is_read_only(bs) ? 0 : BDRV_O_RDWR; 595cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner bdrv_flags |= bdrv_is_snapshot(bs) ? BDRV_O_SNAPSHOT : 0; 596cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner if (bdrv_open(bs, filename, bdrv_flags, drv) < 0) { 597910aea96b67d7f0357f586c47f20848ec435aa1bDavid 'Digit' Turner qerror_report(QERR_IO_ERROR); 598cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return -1; 599cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner } 600cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner return monitor_read_bdrv_key_start(mon, bs, NULL, NULL); 601cb42a1b1461e02efb034582ac5d8f71534723b92David 'Digit' Turner} 602aa1180ca05774398245953deb306c0e25829afeeDavid 'Digit' Turner#endif 603