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yaml
---
r: 43449
b: refs/heads/master
c: 424a964
h: refs/heads/master
i:
  43447: 3089976
v: v3
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Stefan Richter committed Dec 7, 2006
1 parent 56e8aa3 commit 00522d4
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Showing 2 changed files with 79 additions and 78 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: edf1fb213e5df03983b91bb050bdd2914465a843
refs/heads/master: 424a9642b8b436bba04ad5d2d254b43757166cdf
155 changes: 78 additions & 77 deletions trunk/drivers/ieee1394/sbp2.h
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Original file line number Diff line number Diff line change
Expand Up @@ -28,22 +28,22 @@
* SBP2 specific structures and defines
*/

#define ORB_DIRECTION_WRITE_TO_MEDIA 0x0
#define ORB_DIRECTION_READ_FROM_MEDIA 0x1
#define ORB_DIRECTION_NO_DATA_TRANSFER 0x2

#define ORB_SET_NULL_PTR(value) ((value & 0x1) << 31)
#define ORB_SET_NOTIFY(value) ((value & 0x1) << 31)
#define ORB_SET_RQ_FMT(value) ((value & 0x3) << 29) /* unused ? */
#define ORB_SET_NODE_ID(value) ((value & 0xffff) << 16)
#define ORB_SET_STATUS_FIFO_HI(value, id) (value >> 32 | ORB_SET_NODE_ID(id))
#define ORB_SET_STATUS_FIFO_LO(value) (value & 0xffffffff)
#define ORB_SET_DATA_SIZE(value) (value & 0xffff)
#define ORB_SET_PAGE_SIZE(value) ((value & 0x7) << 16)
#define ORB_SET_PAGE_TABLE_PRESENT(value) ((value & 0x1) << 19)
#define ORB_SET_MAX_PAYLOAD(value) ((value & 0xf) << 20)
#define ORB_SET_SPEED(value) ((value & 0x7) << 24)
#define ORB_SET_DIRECTION(value) ((value & 0x1) << 27)
#define ORB_DIRECTION_WRITE_TO_MEDIA 0x0
#define ORB_DIRECTION_READ_FROM_MEDIA 0x1
#define ORB_DIRECTION_NO_DATA_TRANSFER 0x2

#define ORB_SET_NULL_PTR(v) (((v) & 0x1) << 31)
#define ORB_SET_NOTIFY(v) (((v) & 0x1) << 31)
#define ORB_SET_RQ_FMT(v) (((v) & 0x3) << 29)
#define ORB_SET_NODE_ID(v) (((v) & 0xffff) << 16)
#define ORB_SET_STATUS_FIFO_HI(v, id) ((v) >> 32 | ORB_SET_NODE_ID(id))
#define ORB_SET_STATUS_FIFO_LO(v) ((v) & 0xffffffff)
#define ORB_SET_DATA_SIZE(v) ((v) & 0xffff)
#define ORB_SET_PAGE_SIZE(v) (((v) & 0x7) << 16)
#define ORB_SET_PAGE_TABLE_PRESENT(v) (((v) & 0x1) << 19)
#define ORB_SET_MAX_PAYLOAD(v) (((v) & 0xf) << 20)
#define ORB_SET_SPEED(v) (((v) & 0x7) << 24)
#define ORB_SET_DIRECTION(v) (((v) & 0x1) << 27)

struct sbp2_command_orb {
u32 next_ORB_hi;
Expand All @@ -64,12 +64,12 @@ struct sbp2_command_orb {
#define SBP2_LOGICAL_UNIT_RESET 0xe
#define SBP2_TARGET_RESET_REQUEST 0xf

#define ORB_SET_LUN(value) (value & 0xffff)
#define ORB_SET_FUNCTION(value) ((value & 0xf) << 16)
#define ORB_SET_RECONNECT(value) ((value & 0xf) << 20)
#define ORB_SET_EXCLUSIVE(value) ((value & 0x1) << 28)
#define ORB_SET_LOGIN_RESP_LENGTH(value) (value & 0xffff)
#define ORB_SET_PASSWD_LENGTH(value) ((value & 0xffff) << 16)
#define ORB_SET_LUN(v) ((v) & 0xffff)
#define ORB_SET_FUNCTION(v) (((v) & 0xf) << 16)
#define ORB_SET_RECONNECT(v) (((v) & 0xf) << 20)
#define ORB_SET_EXCLUSIVE(v) (((v) & 0x1) << 28)
#define ORB_SET_LOGIN_RESP_LENGTH(v) ((v) & 0xffff)
#define ORB_SET_PASSWD_LENGTH(v) (((v) & 0xffff) << 16)

struct sbp2_login_orb {
u32 password_hi;
Expand All @@ -82,9 +82,9 @@ struct sbp2_login_orb {
u32 status_fifo_lo;
} __attribute__((packed));

#define RESPONSE_GET_LOGIN_ID(value) (value & 0xffff)
#define RESPONSE_GET_LENGTH(value) ((value >> 16) & 0xffff)
#define RESPONSE_GET_RECONNECT_HOLD(value) (value & 0xffff)
#define RESPONSE_GET_LOGIN_ID(v) ((v) & 0xffff)
#define RESPONSE_GET_LENGTH(v) (((v) >> 16) & 0xffff)
#define RESPONSE_GET_RECONNECT_HOLD(v) ((v) & 0xffff)

struct sbp2_login_response {
u32 length_login_ID;
Expand All @@ -93,9 +93,8 @@ struct sbp2_login_response {
u32 reconnect_hold;
} __attribute__((packed));

#define ORB_SET_LOGIN_ID(value) (value & 0xffff)

#define ORB_SET_QUERY_LOGINS_RESP_LENGTH(value) (value & 0xffff)
#define ORB_SET_LOGIN_ID(v) ((v) & 0xffff)
#define ORB_SET_QUERY_LOGINS_RESP_LENGTH(v) ((v) & 0xffff)

struct sbp2_query_logins_orb {
u32 reserved1;
Expand All @@ -108,8 +107,8 @@ struct sbp2_query_logins_orb {
u32 status_fifo_lo;
} __attribute__((packed));

#define RESPONSE_GET_MAX_LOGINS(value) (value & 0xffff)
#define RESPONSE_GET_ACTIVE_LOGINS(value) ((RESPONSE_GET_LENGTH(value) - 4) / 12)
#define RESPONSE_GET_MAX_LOGINS(v) ((v) & 0xffff)
#define RESPONSE_GET_ACTIVE_LOGINS(v) ((RESPONSE_GET_LENGTH((v)) - 4) / 12)

struct sbp2_query_logins_response {
u32 length_max_logins;
Expand Down Expand Up @@ -140,8 +139,8 @@ struct sbp2_logout_orb {
u32 status_fifo_lo;
} __attribute__((packed));

#define PAGE_TABLE_SET_SEGMENT_BASE_HI(value) (value & 0xffff)
#define PAGE_TABLE_SET_SEGMENT_LENGTH(value) ((value & 0xffff) << 16)
#define PAGE_TABLE_SET_SEGMENT_BASE_HI(v) ((v) & 0xffff)
#define PAGE_TABLE_SET_SEGMENT_LENGTH(v) (((v) & 0xffff) << 16)

struct sbp2_unrestricted_page_table {
u32 length_segment_base_hi;
Expand Down Expand Up @@ -171,23 +170,14 @@ struct sbp2_unrestricted_page_table {
#define SFMT_DEFERRED_ERROR 0x1
#define SFMT_VENDOR_DEPENDENT_STATUS 0x3

#define SBP2_SCSI_STATUS_GOOD 0x0
#define SBP2_SCSI_STATUS_CHECK_CONDITION 0x2
#define SBP2_SCSI_STATUS_CONDITION_MET 0x4
#define SBP2_SCSI_STATUS_BUSY 0x8
#define SBP2_SCSI_STATUS_RESERVATION_CONFLICT 0x18
#define SBP2_SCSI_STATUS_COMMAND_TERMINATED 0x22

#define SBP2_SCSI_STATUS_SELECTION_TIMEOUT 0xff

#define STATUS_GET_SRC(value) (((value) >> 30) & 0x3)
#define STATUS_GET_RESP(value) (((value) >> 28) & 0x3)
#define STATUS_GET_LEN(value) (((value) >> 24) & 0x7)
#define STATUS_GET_SBP_STATUS(value) (((value) >> 16) & 0xff)
#define STATUS_GET_ORB_OFFSET_HI(value) ((value) & 0x0000ffff)
#define STATUS_TEST_DEAD(value) ((value) & 0x08000000)
#define STATUS_GET_SRC(v) (((v) >> 30) & 0x3)
#define STATUS_GET_RESP(v) (((v) >> 28) & 0x3)
#define STATUS_GET_LEN(v) (((v) >> 24) & 0x7)
#define STATUS_GET_SBP_STATUS(v) (((v) >> 16) & 0xff)
#define STATUS_GET_ORB_OFFSET_HI(v) ((v) & 0x0000ffff)
#define STATUS_TEST_DEAD(v) ((v) & 0x08000000)
/* test 'resp' | 'dead' | 'sbp2_status' */
#define STATUS_TEST_RDS(value) ((value) & 0x38ff0000)
#define STATUS_TEST_RDS(v) ((v) & 0x38ff0000)

struct sbp2_status_block {
u32 ORB_offset_hi_misc;
Expand All @@ -199,49 +189,53 @@ struct sbp2_status_block {
* Miscellaneous SBP2 related config rom defines
*/

#define SBP2_UNIT_DIRECTORY_OFFSET_KEY 0xd1
#define SBP2_CSR_OFFSET_KEY 0x54
#define SBP2_UNIT_SPEC_ID_KEY 0x12
#define SBP2_UNIT_SW_VERSION_KEY 0x13
#define SBP2_COMMAND_SET_SPEC_ID_KEY 0x38
#define SBP2_COMMAND_SET_KEY 0x39
#define SBP2_UNIT_CHARACTERISTICS_KEY 0x3a
#define SBP2_DEVICE_TYPE_AND_LUN_KEY 0x14
#define SBP2_FIRMWARE_REVISION_KEY 0x3c
#define SBP2_UNIT_DIRECTORY_OFFSET_KEY 0xd1
#define SBP2_CSR_OFFSET_KEY 0x54
#define SBP2_UNIT_SPEC_ID_KEY 0x12
#define SBP2_UNIT_SW_VERSION_KEY 0x13
#define SBP2_COMMAND_SET_SPEC_ID_KEY 0x38
#define SBP2_COMMAND_SET_KEY 0x39
#define SBP2_UNIT_CHARACTERISTICS_KEY 0x3a
#define SBP2_DEVICE_TYPE_AND_LUN_KEY 0x14
#define SBP2_FIRMWARE_REVISION_KEY 0x3c

#define SBP2_AGENT_STATE_OFFSET 0x00ULL
#define SBP2_AGENT_RESET_OFFSET 0x04ULL
#define SBP2_ORB_POINTER_OFFSET 0x08ULL
#define SBP2_DOORBELL_OFFSET 0x10ULL
#define SBP2_UNSOLICITED_STATUS_ENABLE_OFFSET 0x14ULL
#define SBP2_UNSOLICITED_STATUS_VALUE 0xf
#define SBP2_AGENT_STATE_OFFSET 0x00ULL
#define SBP2_AGENT_RESET_OFFSET 0x04ULL
#define SBP2_ORB_POINTER_OFFSET 0x08ULL
#define SBP2_DOORBELL_OFFSET 0x10ULL
#define SBP2_UNSOLICITED_STATUS_ENABLE_OFFSET 0x14ULL
#define SBP2_UNSOLICITED_STATUS_VALUE 0xf

#define SBP2_BUSY_TIMEOUT_ADDRESS 0xfffff0000210ULL
#define SBP2_BUSY_TIMEOUT_VALUE 0xf
#define SBP2_BUSY_TIMEOUT_ADDRESS 0xfffff0000210ULL
#define SBP2_BUSY_TIMEOUT_VALUE 0xf

#define SBP2_AGENT_RESET_DATA 0xf
#define SBP2_AGENT_RESET_DATA 0xf

/*
* Unit spec id and sw version entry for SBP-2 devices
*/

#define SBP2_UNIT_SPEC_ID_ENTRY 0x0000609e
#define SBP2_SW_VERSION_ENTRY 0x00010483
#define SBP2_UNIT_SPEC_ID_ENTRY 0x0000609e
#define SBP2_SW_VERSION_ENTRY 0x00010483

/*
* SCSI specific stuff
*/

#define SBP2_MAX_SG_ELEMENT_LENGTH 0xf000
#define SBP2_MAX_SECTORS 255 /* Max sectors supported */
#define SBP2_MAX_CMDS 8 /* This should be safe */
#define SBP2_MAX_SG_ELEMENT_LENGTH 0xf000
#define SBP2_MAX_SECTORS 255
/* There is no real limitation of the queue depth (i.e. length of the linked
* list of command ORBs) at the target. The chosen depth is merely an
* implementation detail of the sbp2 driver. */
#define SBP2_MAX_CMDS 8

/* Flags for detected oddities and brokeness */
#define SBP2_WORKAROUND_128K_MAX_TRANS 0x1
#define SBP2_WORKAROUND_INQUIRY_36 0x2
#define SBP2_WORKAROUND_MODE_SENSE_8 0x4
#define SBP2_WORKAROUND_FIX_CAPACITY 0x8
#define SBP2_WORKAROUND_OVERRIDE 0x100
#define SBP2_SCSI_STATUS_GOOD 0x0
#define SBP2_SCSI_STATUS_CHECK_CONDITION 0x2
#define SBP2_SCSI_STATUS_CONDITION_MET 0x4
#define SBP2_SCSI_STATUS_BUSY 0x8
#define SBP2_SCSI_STATUS_RESERVATION_CONFLICT 0x18
#define SBP2_SCSI_STATUS_COMMAND_TERMINATED 0x22
#define SBP2_SCSI_STATUS_SELECTION_TIMEOUT 0xff

/* This is the two dma types we use for cmd_dma below */
enum cmd_dma_types {
Expand Down Expand Up @@ -364,4 +358,11 @@ struct sbp2scsi_host_info {
struct list_head scsi_ids; /* List of scsi ids on this host */
};

/* Flags for detected oddities and brokeness */
#define SBP2_WORKAROUND_128K_MAX_TRANS 0x1
#define SBP2_WORKAROUND_INQUIRY_36 0x2
#define SBP2_WORKAROUND_MODE_SENSE_8 0x4
#define SBP2_WORKAROUND_FIX_CAPACITY 0x8
#define SBP2_WORKAROUND_OVERRIDE 0x100

#endif /* SBP2_H */

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