[SCSI] add protocol definitions

A lot of SCSI command replies have a protocol ID field.  Add
definitions for the interpretation of that from SPC-3.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
James Bottomley 2008-02-03 15:32:59 -06:00
parent 366c246de9
commit 89dddbce9c
1 changed files with 14 additions and 0 deletions

View File

@ -235,6 +235,20 @@ static inline int scsi_status_is_good(int status)
#define TYPE_RBC 0x0e
#define TYPE_NO_LUN 0x7f
/* SCSI protocols; these are taken from SPC-3 section 7.5 */
enum scsi_protocol {
SCSI_PROTOCOL_FCP = 0, /* Fibre Channel */
SCSI_PROTOCOL_SPI = 1, /* parallel SCSI */
SCSI_PROTOCOL_SSA = 2, /* Serial Storage Architecture - Obsolete */
SCSI_PROTOCOL_SBP = 3, /* firewire */
SCSI_PROTOCOL_SRP = 4, /* Infiniband RDMA */
SCSI_PROTOCOL_ISCSI = 5,
SCSI_PROTOCOL_SAS = 6,
SCSI_PROTOCOL_ADT = 7, /* Media Changers */
SCSI_PROTOCOL_ATA = 8,
SCSI_PROTOCOL_UNSPEC = 0xf, /* No specific protocol */
};
/* Returns a human-readable name for the device */
extern const char * scsi_device_type(unsigned type);