return buflen;
}
+static inline bool media_is_dvd(SCSIDiskState *s)
+{
+ uint64_t nb_sectors;
+ if (s->qdev.type != TYPE_ROM) {
+ return false;
+ }
+ if (!bdrv_is_inserted(s->bs)) {
+ return false;
+ }
+ bdrv_get_geometry(s->bs, &nb_sectors);
+ return nb_sectors > CD_MAX_SECTORS;
+}
+
static int scsi_read_dvd_structure(SCSIDiskState *s, SCSIDiskReq *r,
uint8_t *outbuf)
{
return -1;
}
-static int scsi_get_configuration(SCSIDiskState *s, SCSIDiskReq *r,
- uint8_t *outbuf)
+static int scsi_get_configuration(SCSIDiskState *s, uint8_t *outbuf)
{
+ int current;
+
if (s->qdev.type != TYPE_ROM) {
return -1;
}
- memset(outbuf, 0, 8);
- /* ??? This should probably return much more information. For now
- just return the basic header indicating the CD-ROM profile. */
- outbuf[7] = 8; /* CD-ROM */
- return 8;
+ current = media_is_dvd(s) ? MMC_PROFILE_DVD_ROM : MMC_PROFILE_CD_ROM;
+ memset(outbuf, 0, 40);
+ stl_be_p(&outbuf[0], 36); /* Bytes after the data length field */
+ stw_be_p(&outbuf[6], current);
+ /* outbuf[8] - outbuf[19]: Feature 0 - Profile list */
+ outbuf[10] = 0x03; /* persistent, current */
+ outbuf[11] = 8; /* two profiles */
+ stw_be_p(&outbuf[12], MMC_PROFILE_DVD_ROM);
+ outbuf[14] = (current == MMC_PROFILE_DVD_ROM);
+ stw_be_p(&outbuf[16], MMC_PROFILE_CD_ROM);
+ outbuf[18] = (current == MMC_PROFILE_CD_ROM);
+ /* outbuf[20] - outbuf[31]: Feature 1 - Core feature */
+ stw_be_p(&outbuf[20], 1);
+ outbuf[22] = 0x08 | 0x03; /* version 2, persistent, current */
+ outbuf[23] = 8;
+ stl_be_p(&outbuf[24], 1); /* SCSI */
+ outbuf[28] = 1; /* DBE = 1, mandatory */
+ /* outbuf[32] - outbuf[39]: Feature 3 - Removable media feature */
+ stw_be_p(&outbuf[32], 3);
+ outbuf[34] = 0x08 | 0x03; /* version 2, persistent, current */
+ outbuf[35] = 4;
+ outbuf[36] = 0x39; /* tray, load=1, eject=1, unlocked at powerup, lock=1 */
+ /* TODO: Random readable, CD read, DVD read, drive serial number,
+ power management */
+ return 40;
}
static int scsi_emulate_mechanism_status(SCSIDiskState *s, uint8_t *outbuf)
}
break;
case GET_CONFIGURATION:
- buflen = scsi_get_configuration(s, r, outbuf);
+ buflen = scsi_get_configuration(s, outbuf);
if (buflen < 0) {
goto illegal_request;
}