X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=include%2Fscsi%2Fscsi.h;h=5c0e9791441c91ab712608b078ba420f0852e1d9;hb=8d3aee937596d2ca6676c2c27789751445bf0bc9;hp=b361172b576c415fcc8faf298759c0647f1df73f;hpb=c2834cf4746cf13501efc3489b1895bce58a4ccb;p=powerpc.git

diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index b361172b57..5c0e979144 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -25,11 +25,10 @@ extern const unsigned char scsi_command_size[8];
 #define COMMAND_SIZE(opcode) scsi_command_size[((opcode) >> 5) & 7]
 
 /*
- *	SCSI device types
+ * Special value for scanning to specify scanning or rescanning of all
+ * possible channels, (target) ids, or luns on a given shost.
  */
-
-#define MAX_SCSI_DEVICE_CODE 15
-extern const char *const scsi_device_types[MAX_SCSI_DEVICE_CODE];
+#define SCAN_WILD_CARD	~0
 
 /*
  *      SCSI opcodes
@@ -98,6 +97,7 @@ extern const char *const scsi_device_types[MAX_SCSI_DEVICE_CODE];
 #define PERSISTENT_RESERVE_IN 0x5e
 #define PERSISTENT_RESERVE_OUT 0x5f
 #define REPORT_LUNS           0xa0
+#define MAINTENANCE_IN        0xa3
 #define MOVE_MEDIUM           0xa5
 #define EXCHANGE_MEDIUM       0xa6
 #define READ_12               0xa8
@@ -115,7 +115,12 @@ extern const char *const scsi_device_types[MAX_SCSI_DEVICE_CODE];
 #define SERVICE_ACTION_IN     0x9e
 /* values for service action in */
 #define	SAI_READ_CAPACITY_16  0x10
+/* values for maintenance in */
+#define MI_REPORT_TARGET_PGS  0x0a
 
+/* Values for T10/04-262r7 */
+#define	ATA_16		      0x85	/* 16-byte pass-thru */
+#define	ATA_12		      0xa1	/* 12-byte pass-thru */
 
 /*
  *  SCSI Architecture Model (SAM) Status codes. Taken from SAM-3 draft
@@ -216,6 +221,9 @@ static inline int scsi_status_is_good(int status)
 #define TYPE_RBC	    0x0e
 #define TYPE_NO_LUN         0x7f
 
+/* Returns a human-readable name for the device */
+extern const char * scsi_device_type(unsigned type);
+
 /*
  * standard mode-select header prepended to all mode-select commands
  */
@@ -424,4 +432,10 @@ struct scsi_lun {
 /* Used to obtain the PCI location of a device */
 #define SCSI_IOCTL_GET_PCI		0x5387
 
+/* Pull a u32 out of a SCSI message (using BE SCSI conventions) */
+static inline __u32 scsi_to_u32(__u8 *ptr)
+{
+	return (ptr[0]<<24) + (ptr[1]<<16) + (ptr[2]<<8) + ptr[3];
+}
+
 #endif /* _SCSI_SCSI_H */