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authorBrian King <brking@us.ibm.com>2006-08-02 14:57:36 -0500
committerJames Bottomley <jejb@mulgrave.il.steeleye.com>2006-08-06 15:49:40 -0500
commitb5145d25f0d8eae21ad7969822f2d4ce7f22e72a (patch)
treef0cff80091492cf44ad87b75281ddf4ae29825a5 /drivers/scsi/ipr.h
parent5d947f2b7607c4674d104accbd3768744aaa4154 (diff)
[SCSI] ipr: Add some hardware defined types for SATA
Add some hardware defined types for SATA. This is required by future patches to add SATA support to ipr. Signed-off-by: Brian King <brking@us.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/ipr.h')
-rw-r--r--drivers/scsi/ipr.h78
1 files changed, 75 insertions, 3 deletions
diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h
index 1ad24df69d7..1e9c1227fda 100644
--- a/drivers/scsi/ipr.h
+++ b/drivers/scsi/ipr.h
@@ -45,6 +45,7 @@
* This can be adjusted at runtime through sysfs device attributes.
*/
#define IPR_MAX_CMD_PER_LUN 6
+#define IPR_MAX_CMD_PER_ATA_LUN 1
/*
* IPR_NUM_BASE_CMD_BLKS: This defines the maximum number of
@@ -106,7 +107,7 @@
#define IPR_IOA_BUS 0xff
#define IPR_IOA_TARGET 0xff
#define IPR_IOA_LUN 0xff
-#define IPR_MAX_NUM_BUSES 8
+#define IPR_MAX_NUM_BUSES 16
#define IPR_MAX_BUS_TO_SCAN IPR_MAX_NUM_BUSES
#define IPR_NUM_RESET_RELOAD_RETRIES 3
@@ -145,6 +146,7 @@
#define IPR_LUN_RESET 0x40
#define IPR_TARGET_RESET 0x20
#define IPR_BUS_RESET 0x10
+#define IPR_ATA_PHY_RESET 0x80
#define IPR_ID_HOST_RR_Q 0xC4
#define IPR_QUERY_IOA_CONFIG 0xC5
#define IPR_CANCEL_ALL_REQUESTS 0xCE
@@ -295,7 +297,11 @@ struct ipr_std_inq_data {
}__attribute__ ((packed));
struct ipr_config_table_entry {
- u8 service_level;
+ u8 proto;
+#define IPR_PROTO_SATA 0x02
+#define IPR_PROTO_SATA_ATAPI 0x03
+#define IPR_PROTO_SAS_STP 0x06
+#define IPR_PROTO_SAS_STP_ATAPI 0x07
u8 array_id;
u8 flags;
#define IPR_IS_IOA_RESOURCE 0x80
@@ -307,6 +313,7 @@ struct ipr_config_table_entry {
#define IPR_SUBTYPE_AF_DASD 0
#define IPR_SUBTYPE_GENERIC_SCSI 1
#define IPR_SUBTYPE_VOLUME_SET 2
+#define IPR_SUBTYPE_GENERIC_ATA 4
#define IPR_QUEUEING_MODEL(res) ((((res)->cfgte.flags) & 0x70) >> 4)
#define IPR_QUEUE_FROZEN_MODEL 0
@@ -350,6 +357,7 @@ struct ipr_cmd_pkt {
#define IPR_RQTYPE_SCSICDB 0x00
#define IPR_RQTYPE_IOACMD 0x01
#define IPR_RQTYPE_HCAM 0x02
+#define IPR_RQTYPE_ATA_PASSTHRU 0x04
u8 luntar_luntrn;
@@ -373,6 +381,37 @@ struct ipr_cmd_pkt {
__be16 timeout;
}__attribute__ ((packed, aligned(4)));
+struct ipr_ioarcb_ata_regs {
+ u8 flags;
+#define IPR_ATA_FLAG_PACKET_CMD 0x80
+#define IPR_ATA_FLAG_XFER_TYPE_DMA 0x40
+#define IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION 0x20
+ u8 reserved[3];
+
+ __be16 data;
+ u8 feature;
+ u8 nsect;
+ u8 lbal;
+ u8 lbam;
+ u8 lbah;
+ u8 device;
+ u8 command;
+ u8 reserved2[3];
+ u8 hob_feature;
+ u8 hob_nsect;
+ u8 hob_lbal;
+ u8 hob_lbam;
+ u8 hob_lbah;
+ u8 ctl;
+}__attribute__ ((packed, aligned(4)));
+
+struct ipr_ioarcb_add_data {
+ union {
+ struct ipr_ioarcb_ata_regs regs;
+ __be32 add_cmd_parms[10];
+ }u;
+}__attribute__ ((packed, aligned(4)));
+
/* IOA Request Control Block 128 bytes */
struct ipr_ioarcb {
__be32 ioarcb_host_pci_addr;
@@ -397,7 +436,7 @@ struct ipr_ioarcb {
struct ipr_cmd_pkt cmd_pkt;
__be32 add_cmd_parms_len;
- __be32 add_cmd_parms[10];
+ struct ipr_ioarcb_add_data add_data;
}__attribute__((packed, aligned (4)));
struct ipr_ioadl_desc {
@@ -433,6 +472,21 @@ struct ipr_ioasa_gpdd {
__be32 ioa_data[2];
}__attribute__((packed, aligned (4)));
+struct ipr_ioasa_gata {
+ u8 error;
+ u8 nsect; /* Interrupt reason */
+ u8 lbal;
+ u8 lbam;
+ u8 lbah;
+ u8 device;
+ u8 status;
+ u8 alt_status; /* ATA CTL */
+ u8 hob_nsect;
+ u8 hob_lbal;
+ u8 hob_lbam;
+ u8 hob_lbah;
+}__attribute__((packed, aligned (4)));
+
struct ipr_auto_sense {
__be16 auto_sense_len;
__be16 ioa_data_len;
@@ -466,6 +520,7 @@ struct ipr_ioasa {
__be32 ioasc_specific; /* status code specific field */
#define IPR_ADDITIONAL_STATUS_FMT 0x80000000
#define IPR_AUTOSENSE_VALID 0x40000000
+#define IPR_ATA_DEVICE_WAS_RESET 0x20000000
#define IPR_IOASC_SPECIFIC_MASK 0x00ffffff
#define IPR_FIELD_POINTER_VALID (0x80000000 >> 8)
#define IPR_FIELD_POINTER_MASK 0x0000ffff
@@ -474,6 +529,7 @@ struct ipr_ioasa {
struct ipr_ioasa_vset vset;
struct ipr_ioasa_af_dasd dasd;
struct ipr_ioasa_gpdd gpdd;
+ struct ipr_ioasa_gata gata;
} u;
struct ipr_auto_sense auto_sense;
@@ -1308,6 +1364,22 @@ static inline int ipr_is_scsi_disk(struct ipr_resource_entry *res)
}
/**
+ * ipr_is_gata - Determine if a resource is a generic ATA resource
+ * @res: resource entry struct
+ *
+ * Return value:
+ * 1 if GATA / 0 if not GATA
+ **/
+static inline int ipr_is_gata(struct ipr_resource_entry *res)
+{
+ if (!ipr_is_ioa_resource(res) &&
+ IPR_RES_SUBTYPE(res) == IPR_SUBTYPE_GENERIC_ATA)
+ return 1;
+ else
+ return 0;
+}
+
+/**
* ipr_is_naca_model - Determine if a resource is using NACA queueing model
* @res: resource entry struct
*