#define DPRINTF(fmt, ...) do {} while(0)
#endif
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "scsi-disk: " fmt , ## __VA_ARGS__); } while (0)
-
#include "qemu-common.h"
#include "qemu-error.h"
#include "scsi.h"
#include "scsi-defs.h"
#include "sysemu.h"
#include "blockdev.h"
-#include "block_int.h"
+#include "hw/block-common.h"
#include "dma.h"
#ifdef __linux
BlockAcctCookie acct;
} SCSIDiskReq;
+#define SCSI_DISK_F_REMOVABLE 0
+#define SCSI_DISK_F_DPOFUA 1
+
struct SCSIDiskState
{
SCSIDevice qdev;
- uint32_t removable;
+ uint32_t features;
bool media_changed;
bool media_event;
bool eject_request;
+ uint64_t wwn;
QEMUBH *bh;
char *version;
char *serial;
+ char *vendor;
+ char *product;
bool tray_open;
bool tray_locked;
};
qemu_put_be64s(f, &r->sector);
qemu_put_be32s(f, &r->sector_count);
qemu_put_be32s(f, &r->buflen);
- if (r->buflen && r->req.cmd.mode == SCSI_XFER_TO_DEV) {
- qemu_put_buffer(f, r->iov.iov_base, r->iov.iov_len);
+ if (r->buflen) {
+ if (r->req.cmd.mode == SCSI_XFER_TO_DEV) {
+ qemu_put_buffer(f, r->iov.iov_base, r->iov.iov_len);
+ } else if (!req->retry) {
+ uint32_t len = r->iov.iov_len;
+ qemu_put_be32s(f, &len);
+ qemu_put_buffer(f, r->iov.iov_base, r->iov.iov_len);
+ }
}
}
scsi_init_iovec(r, r->buflen);
if (r->req.cmd.mode == SCSI_XFER_TO_DEV) {
qemu_get_buffer(f, r->iov.iov_base, r->iov.iov_len);
+ } else if (!r->req.retry) {
+ uint32_t len;
+ qemu_get_be32s(f, &len);
+ r->iov.iov_len = len;
+ assert(r->iov.iov_len <= r->buflen);
+ qemu_get_buffer(f, r->iov.iov_base, r->iov.iov_len);
}
}
qemu_iovec_init_external(&r->qiov, &r->iov, 1);
}
-static void scsi_flush_complete(void * opaque, int ret)
+static void scsi_aio_complete(void *opaque, int ret)
{
SCSIDiskReq *r = (SCSIDiskReq *)opaque;
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev);
if (scsi_is_cmd_fua(&r->req.cmd)) {
bdrv_acct_start(s->qdev.conf.bs, &r->acct, 0, BDRV_ACCT_FLUSH);
- r->req.aiocb = bdrv_aio_flush(s->qdev.conf.bs, scsi_flush_complete, r);
+ r->req.aiocb = bdrv_aio_flush(s->qdev.conf.bs, scsi_aio_complete, r);
return;
}
}
}
+ if (r->req.io_canceled) {
+ return;
+ }
+
+ /* The request is used as the AIO opaque value, so add a ref. */
+ scsi_req_ref(&r->req);
+
if (r->req.sg) {
dma_acct_start(s->qdev.conf.bs, &r->acct, r->req.sg, BDRV_ACCT_READ);
r->req.resid -= r->req.sg->size;
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, req->dev);
int buflen = 0;
-
- if (req->cmd.buf[1] & 0x2) {
- /* Command support data - optional, not implemented */
- BADF("optional INQUIRY command support request not implemented\n");
- return -1;
- }
+ int start;
if (req->cmd.buf[1] & 0x1) {
/* Vital product data */
uint8_t page_code = req->cmd.buf[2];
- if (req->cmd.xfer < 4) {
- BADF("Error: Inquiry (EVPD[%02X]) buffer size %zd is "
- "less than 4\n", page_code, req->cmd.xfer);
- return -1;
- }
outbuf[buflen++] = s->qdev.type & 0x1f;
outbuf[buflen++] = page_code ; // this page
outbuf[buflen++] = 0x00;
+ outbuf[buflen++] = 0x00;
+ start = buflen;
switch (page_code) {
case 0x00: /* Supported page codes, mandatory */
{
- int pages;
DPRINTF("Inquiry EVPD[Supported pages] "
"buffer size %zd\n", req->cmd.xfer);
- pages = buflen++;
outbuf[buflen++] = 0x00; // list of supported pages (this page)
if (s->serial) {
outbuf[buflen++] = 0x80; // unit serial number
outbuf[buflen++] = 0xb0; // block limits
outbuf[buflen++] = 0xb2; // thin provisioning
}
- outbuf[pages] = buflen - pages - 1; // number of pages
break;
}
case 0x80: /* Device serial number, optional */
DPRINTF("Inquiry EVPD[Serial number] "
"buffer size %zd\n", req->cmd.xfer);
- outbuf[buflen++] = l;
memcpy(outbuf+buflen, s->serial, l);
buflen += l;
break;
DPRINTF("Inquiry EVPD[Device identification] "
"buffer size %zd\n", req->cmd.xfer);
- outbuf[buflen++] = 4 + id_len;
outbuf[buflen++] = 0x2; // ASCII
outbuf[buflen++] = 0; // not officially assigned
outbuf[buflen++] = 0; // reserved
outbuf[buflen++] = id_len; // length of data following
-
memcpy(outbuf+buflen, str, id_len);
buflen += id_len;
+
+ if (s->wwn) {
+ outbuf[buflen++] = 0x1; // Binary
+ outbuf[buflen++] = 0x3; // NAA
+ outbuf[buflen++] = 0; // reserved
+ outbuf[buflen++] = 8;
+ stq_be_p(&outbuf[buflen], s->wwn);
+ buflen += 8;
+ }
break;
}
case 0xb0: /* block limits */
return -1;
}
/* required VPD size with unmap support */
- outbuf[3] = buflen = 0x3c;
-
+ buflen = 0x40;
memset(outbuf + 4, 0, buflen - 4);
/* optimal transfer length granularity */
}
case 0xb2: /* thin provisioning */
{
- outbuf[3] = buflen = 8;
+ buflen = 8;
outbuf[4] = 0;
outbuf[5] = 0x60; /* write_same 10/16 supported */
outbuf[6] = s->qdev.conf.discard_granularity ? 2 : 1;
break;
}
default:
- BADF("Error: unsupported Inquiry (EVPD[%02X]) "
- "buffer size %zd\n", page_code, req->cmd.xfer);
return -1;
}
/* done with EVPD */
+ assert(buflen - start <= 255);
+ outbuf[start - 1] = buflen - start;
return buflen;
}
/* Standard INQUIRY data */
if (req->cmd.buf[2] != 0) {
- BADF("Error: Inquiry (STANDARD) page or code "
- "is non-zero [%02X]\n", req->cmd.buf[2]);
return -1;
}
/* PAGE CODE == 0 */
- if (req->cmd.xfer < 5) {
- BADF("Error: Inquiry (STANDARD) buffer size %zd "
- "is less than 5\n", req->cmd.xfer);
- return -1;
- }
-
buflen = req->cmd.xfer;
if (buflen > SCSI_MAX_INQUIRY_LEN) {
buflen = SCSI_MAX_INQUIRY_LEN;
memset(outbuf, 0, buflen);
outbuf[0] = s->qdev.type & 0x1f;
- outbuf[1] = s->removable ? 0x80 : 0;
- if (s->qdev.type == TYPE_ROM) {
- memcpy(&outbuf[16], "QEMU CD-ROM ", 16);
- } else {
- memcpy(&outbuf[16], "QEMU HARDDISK ", 16);
- }
- memcpy(&outbuf[8], "QEMU ", 8);
+ outbuf[1] = (s->features & (1 << SCSI_DISK_F_REMOVABLE)) ? 0x80 : 0;
+
+ strpadcpy((char *) &outbuf[16], 16, s->product, ' ');
+ strpadcpy((char *) &outbuf[8], 8, s->vendor, ' ');
+
memset(&outbuf[32], 0, 4);
memcpy(&outbuf[32], s->version, MIN(4, strlen(s->version)));
/*
return nb_sectors <= CD_MAX_SECTORS;
}
+static int scsi_read_disc_information(SCSIDiskState *s, SCSIDiskReq *r,
+ uint8_t *outbuf)
+{
+ uint8_t type = r->req.cmd.buf[1] & 7;
+
+ if (s->qdev.type != TYPE_ROM) {
+ return -1;
+ }
+
+ /* Types 1/2 are only defined for Blu-Ray. */
+ if (type != 0) {
+ scsi_check_condition(r, SENSE_CODE(INVALID_FIELD));
+ return -1;
+ }
+
+ memset(outbuf, 0, 34);
+ outbuf[1] = 32;
+ outbuf[2] = 0xe; /* last session complete, disc finalized */
+ outbuf[3] = 1; /* first track on disc */
+ outbuf[4] = 1; /* # of sessions */
+ outbuf[5] = 1; /* first track of last session */
+ outbuf[6] = 1; /* last track of last session */
+ outbuf[7] = 0x20; /* unrestricted use */
+ outbuf[8] = 0x00; /* CD-ROM or DVD-ROM */
+ /* 9-10-11: most significant byte corresponding bytes 4-5-6 */
+ /* 12-23: not meaningful for CD-ROM or DVD-ROM */
+ /* 24-31: disc bar code */
+ /* 32: disc application code */
+ /* 33: number of OPC tables */
+
+ return 34;
+}
+
static int scsi_read_dvd_structure(SCSIDiskState *s, SCSIDiskReq *r,
uint8_t *outbuf)
{
[MODE_PAGE_AUDIO_CTL] = (1 << TYPE_ROM),
[MODE_PAGE_CAPABILITIES] = (1 << TYPE_ROM),
};
-
- BlockDriverState *bdrv = s->qdev.conf.bs;
- int cylinders, heads, secs;
uint8_t *p = *p_outbuf;
if ((mode_sense_valid[page] & (1 << s->qdev.type)) == 0) {
break;
}
/* if a geometry hint is available, use it */
- bdrv_guess_geometry(bdrv, &cylinders, &heads, &secs);
- p[2] = (cylinders >> 16) & 0xff;
- p[3] = (cylinders >> 8) & 0xff;
- p[4] = cylinders & 0xff;
- p[5] = heads & 0xff;
+ p[2] = (s->qdev.conf.cyls >> 16) & 0xff;
+ p[3] = (s->qdev.conf.cyls >> 8) & 0xff;
+ p[4] = s->qdev.conf.cyls & 0xff;
+ p[5] = s->qdev.conf.heads & 0xff;
/* Write precomp start cylinder, disabled */
- p[6] = (cylinders >> 16) & 0xff;
- p[7] = (cylinders >> 8) & 0xff;
- p[8] = cylinders & 0xff;
+ p[6] = (s->qdev.conf.cyls >> 16) & 0xff;
+ p[7] = (s->qdev.conf.cyls >> 8) & 0xff;
+ p[8] = s->qdev.conf.cyls & 0xff;
/* Reduced current start cylinder, disabled */
- p[9] = (cylinders >> 16) & 0xff;
- p[10] = (cylinders >> 8) & 0xff;
- p[11] = cylinders & 0xff;
+ p[9] = (s->qdev.conf.cyls >> 16) & 0xff;
+ p[10] = (s->qdev.conf.cyls >> 8) & 0xff;
+ p[11] = s->qdev.conf.cyls & 0xff;
/* Device step rate [ns], 200ns */
p[12] = 0;
p[13] = 200;
p[2] = 5000 >> 8;
p[3] = 5000 & 0xff;
/* if a geometry hint is available, use it */
- bdrv_guess_geometry(bdrv, &cylinders, &heads, &secs);
- p[4] = heads & 0xff;
- p[5] = secs & 0xff;
+ p[4] = s->qdev.conf.heads & 0xff;
+ p[5] = s->qdev.conf.secs & 0xff;
p[6] = s->qdev.blocksize >> 8;
- p[8] = (cylinders >> 8) & 0xff;
- p[9] = cylinders & 0xff;
+ p[8] = (s->qdev.conf.cyls >> 8) & 0xff;
+ p[9] = s->qdev.conf.cyls & 0xff;
/* Write precomp start cylinder, disabled */
- p[10] = (cylinders >> 8) & 0xff;
- p[11] = cylinders & 0xff;
+ p[10] = (s->qdev.conf.cyls >> 8) & 0xff;
+ p[11] = s->qdev.conf.cyls & 0xff;
/* Reduced current start cylinder, disabled */
- p[12] = (cylinders >> 8) & 0xff;
- p[13] = cylinders & 0xff;
+ p[12] = (s->qdev.conf.cyls >> 8) & 0xff;
+ p[13] = s->qdev.conf.cyls & 0xff;
/* Device step rate [100us], 100us */
p[14] = 0;
p[15] = 1;
p = outbuf;
if (s->qdev.type == TYPE_DISK) {
- dev_specific_param = 0x10; /* DPOFUA */
+ dev_specific_param = s->features & (1 << SCSI_DISK_F_DPOFUA) ? 0x10 : 0;
if (bdrv_is_read_only(s->qdev.conf.bs)) {
dev_specific_param |= 0x80; /* Readonly. */
}
goto illegal_request;
}
break;
+ case READ_DISC_INFORMATION:
+ buflen = scsi_read_disc_information(s, r, outbuf);
+ if (buflen < 0) {
+ goto illegal_request;
+ }
+ break;
case READ_DVD_STRUCTURE:
buflen = scsi_read_dvd_structure(s, r, outbuf);
if (buflen < 0) {
case ALLOW_MEDIUM_REMOVAL:
case READ_CAPACITY_10:
case READ_TOC:
+ case READ_DISC_INFORMATION:
case READ_DVD_STRUCTURE:
case GET_CONFIGURATION:
case GET_EVENT_STATUS_NOTIFICATION:
/* The request is used as the AIO opaque value, so add a ref. */
scsi_req_ref(&r->req);
bdrv_acct_start(s->qdev.conf.bs, &r->acct, 0, BDRV_ACCT_FLUSH);
- r->req.aiocb = bdrv_aio_flush(s->qdev.conf.bs, scsi_flush_complete, r);
+ r->req.aiocb = bdrv_aio_flush(s->qdev.conf.bs, scsi_aio_complete, r);
return 0;
case READ_6:
case READ_10:
}
break;
case WRITE_SAME_10:
+ len = lduw_be_p(&buf[7]);
+ goto write_same;
case WRITE_SAME_16:
- len = r->req.cmd.xfer / s->qdev.blocksize;
+ len = ldl_be_p(&buf[10]) & 0xffffffffULL;
+ write_same:
DPRINTF("WRITE SAME() (sector %" PRId64 ", count %d)\n",
r->req.cmd.lba, len);
goto fail;
}
- rc = bdrv_discard(s->qdev.conf.bs,
- r->req.cmd.lba * (s->qdev.blocksize / 512),
- len * (s->qdev.blocksize / 512));
- if (rc < 0) {
- /* XXX: better error code ?*/
- goto fail;
- }
-
- break;
+ /* The request is used as the AIO opaque value, so add a ref. */
+ scsi_req_ref(&r->req);
+ r->req.aiocb = bdrv_aio_discard(s->qdev.conf.bs,
+ r->req.cmd.lba * (s->qdev.blocksize / 512),
+ len * (s->qdev.blocksize / 512),
+ scsi_aio_complete, r);
+ return 0;
default:
DPRINTF("Unknown SCSI command (%2.2x)\n", buf[0]);
scsi_check_condition(r, SENSE_CODE(INVALID_OPCODE));
static int scsi_initfn(SCSIDevice *dev)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
- DriveInfo *dinfo;
if (!s->qdev.conf.bs) {
error_report("drive property not set");
return -1;
}
- if (!s->removable && !bdrv_is_inserted(s->qdev.conf.bs)) {
+ if (!(s->features & (1 << SCSI_DISK_F_REMOVABLE)) &&
+ !bdrv_is_inserted(s->qdev.conf.bs)) {
error_report("Device needs media, but drive is empty");
return -1;
}
- if (!s->serial) {
- /* try to fall back to value set with legacy -drive serial=... */
- dinfo = drive_get_by_blockdev(s->qdev.conf.bs);
- if (*dinfo->serial) {
- s->serial = g_strdup(dinfo->serial);
- }
+ blkconf_serial(&s->qdev.conf, &s->serial);
+ if (blkconf_geometry(&dev->conf, NULL, 65535, 255, 255) < 0) {
+ return -1;
}
if (!s->version) {
- s->version = g_strdup(QEMU_VERSION);
+ s->version = g_strdup(qemu_get_version());
+ }
+ if (!s->vendor) {
+ s->vendor = g_strdup("QEMU");
}
if (bdrv_is_sg(s->qdev.conf.bs)) {
return -1;
}
- if (s->removable) {
+ if (s->features & (1 << SCSI_DISK_F_REMOVABLE)) {
bdrv_set_dev_ops(s->qdev.conf.bs, &scsi_cd_block_ops, s);
}
bdrv_set_buffer_alignment(s->qdev.conf.bs, s->qdev.blocksize);
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
s->qdev.blocksize = s->qdev.conf.logical_block_size;
s->qdev.type = TYPE_DISK;
+ if (!s->product) {
+ s->product = g_strdup("QEMU HARDDISK");
+ }
return scsi_initfn(&s->qdev);
}
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
s->qdev.blocksize = 2048;
s->qdev.type = TYPE_ROM;
- s->removable = true;
+ s->features |= 1 << SCSI_DISK_F_REMOVABLE;
+ if (!s->product) {
+ s->product = g_strdup("QEMU CD-ROM");
+ }
return scsi_initfn(&s->qdev);
}
return -1;
}
s->qdev.type = buf[0];
- s->removable = (buf[1] & 0x80) != 0;
+ if (buf[1] & 0x80) {
+ s->features |= 1 << SCSI_DISK_F_REMOVABLE;
+ }
return 0;
}
* ones (such as WRITE SAME or EXTENDED COPY, etc.). So, without
* O_DIRECT everything must go through SG_IO.
*/
- if (!(s->qdev.conf.bs->open_flags & BDRV_O_NOCACHE)) {
+ if (bdrv_get_flags(s->qdev.conf.bs) & BDRV_O_NOCACHE) {
break;
}
}
#endif
-#define DEFINE_SCSI_DISK_PROPERTIES() \
- DEFINE_BLOCK_PROPERTIES(SCSIDiskState, qdev.conf), \
- DEFINE_PROP_STRING("ver", SCSIDiskState, version), \
- DEFINE_PROP_STRING("serial", SCSIDiskState, serial)
+#define DEFINE_SCSI_DISK_PROPERTIES() \
+ DEFINE_BLOCK_PROPERTIES(SCSIDiskState, qdev.conf), \
+ DEFINE_PROP_STRING("ver", SCSIDiskState, version), \
+ DEFINE_PROP_STRING("serial", SCSIDiskState, serial), \
+ DEFINE_PROP_STRING("vendor", SCSIDiskState, vendor), \
+ DEFINE_PROP_STRING("product", SCSIDiskState, product)
static Property scsi_hd_properties[] = {
DEFINE_SCSI_DISK_PROPERTIES(),
- DEFINE_PROP_BIT("removable", SCSIDiskState, removable, 0, false),
+ DEFINE_PROP_BIT("removable", SCSIDiskState, features,
+ SCSI_DISK_F_REMOVABLE, false),
+ DEFINE_PROP_BIT("dpofua", SCSIDiskState, features,
+ SCSI_DISK_F_DPOFUA, false),
+ DEFINE_PROP_HEX64("wwn", SCSIDiskState, wwn, 0),
+ DEFINE_BLOCK_CHS_PROPERTIES(SCSIDiskState, qdev.conf),
DEFINE_PROP_END_OF_LIST(),
};
static Property scsi_cd_properties[] = {
DEFINE_SCSI_DISK_PROPERTIES(),
+ DEFINE_PROP_HEX64("wwn", SCSIDiskState, wwn, 0),
DEFINE_PROP_END_OF_LIST(),
};
#ifdef __linux__
static Property scsi_block_properties[] = {
- DEFINE_SCSI_DISK_PROPERTIES(),
+ DEFINE_PROP_DRIVE("drive", SCSIDiskState, qdev.conf.bs),
DEFINE_PROP_END_OF_LIST(),
};
static Property scsi_disk_properties[] = {
DEFINE_SCSI_DISK_PROPERTIES(),
- DEFINE_PROP_BIT("removable", SCSIDiskState, removable, 0, false),
+ DEFINE_PROP_BIT("removable", SCSIDiskState, features,
+ SCSI_DISK_F_REMOVABLE, false),
+ DEFINE_PROP_BIT("dpofua", SCSIDiskState, features,
+ SCSI_DISK_F_DPOFUA, false),
+ DEFINE_PROP_HEX64("wwn", SCSIDiskState, wwn, 0),
DEFINE_PROP_END_OF_LIST(),
};
projects / qemu.git / blobdiff