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-rw-r--r--include/scsi/osd_protocol.h96
1 files changed, 71 insertions, 25 deletions
diff --git a/include/scsi/osd_protocol.h b/include/scsi/osd_protocol.h
index cd3cbf76465..62b2ab8c69d 100644
--- a/include/scsi/osd_protocol.h
+++ b/include/scsi/osd_protocol.h
@@ -24,17 +24,18 @@ enum {
OSDv1_ADDITIONAL_CDB_LENGTH = 192,
OSDv1_TOTAL_CDB_LEN = OSDv1_ADDITIONAL_CDB_LENGTH + 8,
OSDv1_CAP_LEN = 80,
+
/* Latest supported version */
-/* OSD_ADDITIONAL_CDB_LENGTH = 216,*/
+ OSDv2_ADDITIONAL_CDB_LENGTH = 228,
OSD_ADDITIONAL_CDB_LENGTH =
- OSDv1_ADDITIONAL_CDB_LENGTH, /* FIXME: Pete rev-001 sup */
+ OSDv2_ADDITIONAL_CDB_LENGTH,
OSD_TOTAL_CDB_LEN = OSD_ADDITIONAL_CDB_LENGTH + 8,
-/* OSD_CAP_LEN = 104,*/
- OSD_CAP_LEN = OSDv1_CAP_LEN,/* FIXME: Pete rev-001 sup */
+ OSD_CAP_LEN = 104,
OSD_SYSTEMID_LEN = 20,
- OSD_CRYPTO_KEYID_SIZE = 20,
- /*FIXME: OSDv2_CRYPTO_KEYID_SIZE = 32,*/
+ OSDv1_CRYPTO_KEYID_SIZE = 20,
+ OSDv2_CRYPTO_KEYID_SIZE = 32,
+ OSD_CRYPTO_KEYID_SIZE = OSDv2_CRYPTO_KEYID_SIZE,
OSD_CRYPTO_SEED_SIZE = 4,
OSD_CRYPTO_NONCE_SIZE = 12,
OSD_MAX_SENSE_LEN = 252, /* from SPC-3 */
@@ -164,7 +165,11 @@ struct osd_cdb_head {
/* called allocation_length in some commands */
/*32*/ __be64 length;
/*40*/ __be64 start_address;
-/*48*/ __be32 list_identifier;/* Rarely used */
+ union {
+/*48*/ __be32 list_identifier;/* Rarely used */
+ /* OSD2r05 5.2.5 CDB continuation length */
+/*48*/ __be32 cdb_continuation_length;
+ };
} __packed v2;
};
/*52*/ union { /* selected attributes mode Page/List/Single */
@@ -204,29 +209,40 @@ struct osd_cdb_head {
/*80*/
/*160 v1*/
-/*184 v2*/
-struct osd_security_parameters {
-/*160*/u8 integrity_check_value[OSD_CRYPTO_KEYID_SIZE];
+struct osdv1_security_parameters {
+/*160*/u8 integrity_check_value[OSDv1_CRYPTO_KEYID_SIZE];
/*180*/u8 request_nonce[OSD_CRYPTO_NONCE_SIZE];
/*192*/osd_cdb_offset data_in_integrity_check_offset;
/*196*/osd_cdb_offset data_out_integrity_check_offset;
} __packed;
/*200 v1*/
-/*224 v2*/
-/* FIXME: osdv2_security_parameters */
+/*184 v2*/
+struct osdv2_security_parameters {
+/*184*/u8 integrity_check_value[OSDv2_CRYPTO_KEYID_SIZE];
+/*216*/u8 request_nonce[OSD_CRYPTO_NONCE_SIZE];
+/*228*/osd_cdb_offset data_in_integrity_check_offset;
+/*232*/osd_cdb_offset data_out_integrity_check_offset;
+} __packed;
+/*236 v2*/
+
+struct osd_security_parameters {
+ union {
+ struct osdv1_security_parameters v1;
+ struct osdv2_security_parameters v2;
+ };
+};
struct osdv1_cdb {
struct osd_cdb_head h;
u8 caps[OSDv1_CAP_LEN];
- struct osd_security_parameters sec_params;
+ struct osdv1_security_parameters sec_params;
} __packed;
struct osdv2_cdb {
struct osd_cdb_head h;
u8 caps[OSD_CAP_LEN];
- struct osd_security_parameters sec_params;
- /* FIXME: osdv2_security_parameters */
+ struct osdv2_security_parameters sec_params;
} __packed;
struct osd_cdb {
@@ -301,14 +317,25 @@ struct osd_attributes_list_attrid {
} __packed;
/*
+ * NOTE: v1: is not aligned.
+ */
+struct osdv1_attributes_list_element {
+ __be32 attr_page;
+ __be32 attr_id;
+ __be16 attr_bytes; /* valid bytes at attr_val without padding */
+ u8 attr_val[0];
+} __packed;
+
+/*
* osd2r03: 7.1.3.3 List entry format for retrieved attributes and
* for setting attributes
- * NOTE: v2 is 8-bytes aligned, v1 is not aligned.
+ * NOTE: v2 is 8-bytes aligned
*/
-struct osd_attributes_list_element {
+struct osdv2_attributes_list_element {
__be32 attr_page;
__be32 attr_id;
- __be16 attr_bytes;
+ u8 reserved[6];
+ __be16 attr_bytes; /* valid bytes at attr_val without padding */
u8 attr_val[0];
} __packed;
@@ -324,13 +351,13 @@ enum {
static inline unsigned osdv1_attr_list_elem_size(unsigned len)
{
- return ALIGN(len + sizeof(struct osd_attributes_list_element),
+ return ALIGN(len + sizeof(struct osdv1_attributes_list_element),
OSDv1_ATTRIBUTES_ELEM_ALIGN);
}
static inline unsigned osdv2_attr_list_elem_size(unsigned len)
{
- return ALIGN(len + sizeof(struct osd_attributes_list_element),
+ return ALIGN(len + sizeof(struct osdv2_attributes_list_element),
OSD_ATTRIBUTES_ELEM_ALIGN);
}
@@ -419,15 +446,35 @@ struct osd_data_out_integrity_info {
__be64 data_bytes;
__be64 set_attributes_bytes;
__be64 get_attributes_bytes;
- __be64 integrity_check_value;
+ __u8 integrity_check_value[OSD_CRYPTO_KEYID_SIZE];
} __packed;
+/* Same osd_data_out_integrity_info is used for OSD2/OSD1. The only difference
+ * Is the sizeof the structure since in OSD1 the last array is smaller. Use
+ * below for version independent handling of this structure
+ */
+static inline int osd_data_out_integrity_info_sizeof(bool is_ver1)
+{
+ return sizeof(struct osd_data_out_integrity_info) -
+ (is_ver1 * (OSDv2_CRYPTO_KEYID_SIZE - OSDv1_CRYPTO_KEYID_SIZE));
+}
+
struct osd_data_in_integrity_info {
__be64 data_bytes;
__be64 retrieved_attributes_bytes;
- __be64 integrity_check_value;
+ __u8 integrity_check_value[OSD_CRYPTO_KEYID_SIZE];
} __packed;
+/* Same osd_data_in_integrity_info is used for OSD2/OSD1. The only difference
+ * Is the sizeof the structure since in OSD1 the last array is smaller. Use
+ * below for version independent handling of this structure
+ */
+static inline int osd_data_in_integrity_info_sizeof(bool is_ver1)
+{
+ return sizeof(struct osd_data_in_integrity_info) -
+ (is_ver1 * (OSDv2_CRYPTO_KEYID_SIZE - OSDv1_CRYPTO_KEYID_SIZE));
+}
+
struct osd_timestamp {
u8 time[6]; /* number of milliseconds since 1/1/1970 UT (big endian) */
} __packed;
@@ -477,7 +524,7 @@ enum osd_capability_bit_masks {
OSD_SEC_CAP_NONE1 = BIT(8),
OSD_SEC_CAP_NONE2 = BIT(9),
- OSD_SEC_CAP_NONE3 = BIT(10),
+ OSD_SEC_GBL_REM = BIT(10), /*v2 only*/
OSD_SEC_CAP_QUERY = BIT(11), /*v2 only*/
OSD_SEC_CAP_M_OBJECT = BIT(12), /*v2 only*/
OSD_SEC_CAP_POL_SEC = BIT(13),
@@ -552,8 +599,7 @@ struct osdv1_capability {
struct osd_capability {
struct osd_capability_head h;
-/* struct osd_cap_object_descriptor od;*/
- struct osdv1_cap_object_descriptor od; /* FIXME: Pete rev-001 sup */
+ struct osd_cap_object_descriptor od;
} __packed;
/**