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Add PREFETCH10/16 implementations

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This commit is contained in:
Ronnie Sahlberg
2012-05-03 06:21:49 +10:00
parent c02a952911
commit 733b97f4b8
5 changed files with 169 additions and 0 deletions
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18
include/iscsi.h
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@@ -588,6 +588,16 @@ iscsi_synchronizecache10_task(struct iscsi_context *iscsi, int lun,
int immed, iscsi_command_cb cb,
void *private_data);
EXTERN struct scsi_task *
iscsi_prefetch10_task(struct iscsi_context *iscsi, int lun,
uint32_t lba, int num_blocks,
int immed, int group,
iscsi_command_cb cb, void *private_data);
EXTERN struct scsi_task *
iscsi_prefetch16_task(struct iscsi_context *iscsi, int lun,
uint64_t lba, int num_blocks,
int immed, int group,
iscsi_command_cb cb, void *private_data);
EXTERN struct scsi_task *
iscsi_read6_task(struct iscsi_context *iscsi, int lun, uint32_t lba,
uint32_t datalen, int blocksize, iscsi_command_cb cb,
void *private_data);
@@ -720,6 +730,14 @@ EXTERN struct scsi_task *
iscsi_synchronizecache10_sync(struct iscsi_context *iscsi, int lun, int lba,
int num_blocks, int syncnv, int immed);
EXTERN struct scsi_task *
iscsi_prefetch10_sync(struct iscsi_context *iscsi, int lun, uint32_t lba,
int num_blocks, int immed, int group);
EXTERN struct scsi_task *
iscsi_prefetch16_sync(struct iscsi_context *iscsi, int lun, uint64_t lba,
int num_blocks, int immed, int group);
EXTERN struct scsi_task *
iscsi_verify10_sync(struct iscsi_context *iscsi, int lun,
unsigned char *data, uint32_t datalen, uint32_t lba,

4
include/scsi-lowlevel.h
View File

@@ -28,11 +28,13 @@ enum scsi_opcode {
SCSI_OPCODE_READ10 = 0x28,
SCSI_OPCODE_WRITE10 = 0x2A,
SCSI_OPCODE_VERIFY10 = 0x2F,
SCSI_OPCODE_PREFETCH10 = 0x34,
SCSI_OPCODE_SYNCHRONIZECACHE10 = 0x35,
SCSI_OPCODE_WRITE_SAME10 = 0x41,
SCSI_OPCODE_UNMAP = 0x42,
SCSI_OPCODE_READ16 = 0x88,
SCSI_OPCODE_WRITE16 = 0x8A,
SCSI_OPCODE_PREFETCH16 = 0x90,
SCSI_OPCODE_WRITE_SAME16 = 0x93,
SCSI_OPCODE_SERVICE_ACTION_IN = 0x9E,
SCSI_OPCODE_REPORTLUNS = 0xA0,
@@ -593,6 +595,8 @@ 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);
EXTERN struct scsi_task *scsi_cdb_prefetch10(uint32_t lba, int num_blocks, int immed, int group);
EXTERN struct scsi_task *scsi_cdb_prefetch16(uint64_t lba, int num_blocks, int immed, int group);
void *scsi_malloc(struct scsi_task *task, size_t size);