diff options
Diffstat (limited to 'hw/scsi.h')
| -rw-r--r-- | hw/scsi.h | 39 |
1 files changed, 38 insertions, 1 deletions
@@ -27,6 +27,12 @@ enum SCSIXferMode { SCSI_XFER_TO_DEV, /* WRITE, MODE_SELECT, ... */ }; +typedef struct SCSISense { + uint8_t key; + uint8_t asc; + uint8_t ascq; +} SCSISense; + struct SCSIRequest { SCSIBus *bus; SCSIDevice *dev; @@ -104,10 +110,41 @@ SCSIDevice *scsi_bus_legacy_add_drive(SCSIBus *bus, BlockDriverState *bdrv, int unit, bool removable); int scsi_bus_legacy_handle_cmdline(SCSIBus *bus); +/* + * Predefined sense codes + */ + +/* No sense data available */ +extern const struct SCSISense sense_code_NO_SENSE; +/* LUN not ready, Manual intervention required */ +extern const struct SCSISense sense_code_LUN_NOT_READY; +/* LUN not ready, Medium not present */ +extern const struct SCSISense sense_code_NO_MEDIUM; +/* Hardware error, internal target failure */ +extern const struct SCSISense sense_code_TARGET_FAILURE; +/* Illegal request, invalid command operation code */ +extern const struct SCSISense sense_code_INVALID_OPCODE; +/* Illegal request, LBA out of range */ +extern const struct SCSISense sense_code_LBA_OUT_OF_RANGE; +/* Illegal request, Invalid field in CDB */ +extern const struct SCSISense sense_code_INVALID_FIELD; +/* Illegal request, LUN not supported */ +extern const struct SCSISense sense_code_LUN_NOT_SUPPORTED; +/* Command aborted, I/O process terminated */ +extern const struct SCSISense sense_code_IO_ERROR; +/* Command aborted, I_T Nexus loss occurred */ +extern const struct SCSISense sense_code_I_T_NEXUS_LOSS; +/* Command aborted, Logical Unit failure */ +extern const struct SCSISense sense_code_LUN_FAILURE; + +#define SENSE_CODE(x) sense_code_ ## x + +int scsi_build_sense(SCSISense sense, uint8_t *buf, int len, int fixed); +int scsi_sense_valid(SCSISense sense); + SCSIRequest *scsi_req_alloc(size_t size, SCSIDevice *d, uint32_t tag, uint32_t lun); void scsi_req_enqueue(SCSIRequest *req); void scsi_req_free(SCSIRequest *req); -void scsi_req_dequeue(SCSIRequest *req); SCSIRequest *scsi_req_ref(SCSIRequest *req); void scsi_req_unref(SCSIRequest *req); |