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SBC: Add support for WRITESAME16 and add simple tests using it to unmap blocks from a thin provisioned lun

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This commit is contained in:
Ronnie Sahlberg
2012-04-28 14:34:47 +10:00
parent d620cf4fd2
commit 568e4ddfcc
11 changed files with 397 additions and 1 deletions
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include/scsi-lowlevel.h
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@@ -32,6 +32,7 @@ enum scsi_opcode {
SCSI_OPCODE_WRITE_SAME10 = 0x41,
SCSI_OPCODE_UNMAP = 0x42,
SCSI_OPCODE_READ16 = 0x88,
SCSI_OPCODE_WRITE_SAME16 = 0x93,
SCSI_OPCODE_SERVICE_ACTION_IN = 0x9E,
SCSI_OPCODE_REPORTLUNS = 0xA0,
SCSI_OPCODE_READ12 = 0xA8
@@ -565,6 +566,7 @@ EXTERN struct scsi_task *scsi_cdb_serviceactionin16(enum scsi_service_action_in
EXTERN struct scsi_task *scsi_cdb_readcapacity16(void);
EXTERN struct scsi_task *scsi_cdb_unmap(int anchor, int group, uint16_t xferlen);
EXTERN struct scsi_task *scsi_cdb_writesame10(int wrprotect, int anchor, int unmap, int pbdata, int lbdata, uint32_t lba, int group, uint16_t num_blocks);
EXTERN struct scsi_task *scsi_cdb_writesame16(int wrprotect, int anchor, int unmap, int pbdata, int lbdata, uint64_t lba, int group, uint32_t num_blocks);
void *scsi_malloc(struct scsi_task *task, size_t size);