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-rw-r--r--drivers/ieee1394/sbp2.h346
1 files changed, 0 insertions, 346 deletions
diff --git a/drivers/ieee1394/sbp2.h b/drivers/ieee1394/sbp2.h
deleted file mode 100644
index 64a3a66a8a39..000000000000
--- a/drivers/ieee1394/sbp2.h
+++ /dev/null
@@ -1,346 +0,0 @@
-/*
- * sbp2.h - Defines and prototypes for sbp2.c
- *
- * Copyright (C) 2000 James Goodwin, Filanet Corporation (www.filanet.com)
- * jamesg@filanet.com
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#ifndef SBP2_H
-#define SBP2_H
-
-#define SBP2_DEVICE_NAME "sbp2"
-
-/*
- * There is no transport protocol limit to the CDB length, but we implement
- * a fixed length only. 16 bytes is enough for disks larger than 2 TB.
- */
-#define SBP2_MAX_CDB_SIZE 16
-
-/*
- * SBP-2 specific definitions
- */
-
-#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;
- u32 next_ORB_lo;
- u32 data_descriptor_hi;
- u32 data_descriptor_lo;
- u32 misc;
- u8 cdb[SBP2_MAX_CDB_SIZE];
-} __attribute__((packed));
-
-#define SBP2_LOGIN_REQUEST 0x0
-#define SBP2_QUERY_LOGINS_REQUEST 0x1
-#define SBP2_RECONNECT_REQUEST 0x3
-#define SBP2_SET_PASSWORD_REQUEST 0x4
-#define SBP2_LOGOUT_REQUEST 0x7
-#define SBP2_ABORT_TASK_REQUEST 0xb
-#define SBP2_ABORT_TASK_SET 0xc
-#define SBP2_LOGICAL_UNIT_RESET 0xe
-#define SBP2_TARGET_RESET_REQUEST 0xf
-
-#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) ? 1 << 28 : 0)
-#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;
- u32 password_lo;
- u32 login_response_hi;
- u32 login_response_lo;
- u32 lun_misc;
- u32 passwd_resp_lengths;
- u32 status_fifo_hi;
- u32 status_fifo_lo;
-} __attribute__((packed));
-
-#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;
- u32 command_block_agent_hi;
- u32 command_block_agent_lo;
- u32 reconnect_hold;
-} __attribute__((packed));
-
-#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;
- u32 reserved2;
- u32 query_response_hi;
- u32 query_response_lo;
- u32 lun_misc;
- u32 reserved_resp_length;
- u32 status_fifo_hi;
- u32 status_fifo_lo;
-} __attribute__((packed));
-
-#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;
- u32 misc_IDs;
- u32 initiator_misc_hi;
- u32 initiator_misc_lo;
-} __attribute__((packed));
-
-struct sbp2_reconnect_orb {
- u32 reserved1;
- u32 reserved2;
- u32 reserved3;
- u32 reserved4;
- u32 login_ID_misc;
- u32 reserved5;
- u32 status_fifo_hi;
- u32 status_fifo_lo;
-} __attribute__((packed));
-
-struct sbp2_logout_orb {
- u32 reserved1;
- u32 reserved2;
- u32 reserved3;
- u32 reserved4;
- u32 login_ID_misc;
- u32 reserved5;
- u32 status_fifo_hi;
- u32 status_fifo_lo;
-} __attribute__((packed));
-
-struct sbp2_unrestricted_page_table {
- __be32 high;
- __be32 low;
-};
-
-#define RESP_STATUS_REQUEST_COMPLETE 0x0
-#define RESP_STATUS_TRANSPORT_FAILURE 0x1
-#define RESP_STATUS_ILLEGAL_REQUEST 0x2
-#define RESP_STATUS_VENDOR_DEPENDENT 0x3
-
-#define SBP2_STATUS_NO_ADDITIONAL_INFO 0x0
-#define SBP2_STATUS_REQ_TYPE_NOT_SUPPORTED 0x1
-#define SBP2_STATUS_SPEED_NOT_SUPPORTED 0x2
-#define SBP2_STATUS_PAGE_SIZE_NOT_SUPPORTED 0x3
-#define SBP2_STATUS_ACCESS_DENIED 0x4
-#define SBP2_STATUS_LU_NOT_SUPPORTED 0x5
-#define SBP2_STATUS_MAX_PAYLOAD_TOO_SMALL 0x6
-#define SBP2_STATUS_RESOURCES_UNAVAILABLE 0x8
-#define SBP2_STATUS_FUNCTION_REJECTED 0x9
-#define SBP2_STATUS_LOGIN_ID_NOT_RECOGNIZED 0xa
-#define SBP2_STATUS_DUMMY_ORB_COMPLETED 0xb
-#define SBP2_STATUS_REQUEST_ABORTED 0xc
-#define SBP2_STATUS_UNSPECIFIED_ERROR 0xff
-
-#define SFMT_CURRENT_ERROR 0x0
-#define SFMT_DEFERRED_ERROR 0x1
-#define SFMT_VENDOR_DEPENDENT_STATUS 0x3
-
-#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(v) ((v) & 0x38ff0000)
-
-struct sbp2_status_block {
- u32 ORB_offset_hi_misc;
- u32 ORB_offset_lo;
- u8 command_set_dependent[24];
-} __attribute__((packed));
-
-
-/*
- * SBP2 related configuration ROM definitions
- */
-
-#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_BUSY_TIMEOUT_ADDRESS 0xfffff0000210ULL
-/* biggest possible value for Single Phase Retry count is 0xf */
-#define SBP2_BUSY_TIMEOUT_VALUE 0xf
-
-#define SBP2_AGENT_RESET_DATA 0xf
-
-#define SBP2_UNIT_SPEC_ID_ENTRY 0x0000609e
-#define SBP2_SW_VERSION_ENTRY 0x00010483
-
-/*
- * The default maximum s/g segment size of a FireWire controller is
- * usually 0x10000, but SBP-2 only allows 0xffff. Since buffers have to
- * be quadlet-aligned, we set the length limit to 0xffff & ~3.
- */
-#define SBP2_MAX_SEG_SIZE 0xfffc
-
-/*
- * 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
-
-#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
-
-
-/*
- * Representations of commands and devices
- */
-
-/* Per SCSI command */
-struct sbp2_command_info {
- struct list_head list;
- struct sbp2_command_orb command_orb;
- dma_addr_t command_orb_dma;
- struct scsi_cmnd *Current_SCpnt;
- void (*Current_done)(struct scsi_cmnd *);
-
- /* Also need s/g structure for each sbp2 command */
- struct sbp2_unrestricted_page_table
- scatter_gather_element[SG_ALL] __attribute__((aligned(8)));
- dma_addr_t sge_dma;
-};
-
-/* Per FireWire host */
-struct sbp2_fwhost_info {
- struct hpsb_host *host;
- struct list_head logical_units;
-};
-
-/* Per logical unit */
-struct sbp2_lu {
- /* Operation request blocks */
- struct sbp2_command_orb *last_orb;
- dma_addr_t last_orb_dma;
- struct sbp2_login_orb *login_orb;
- dma_addr_t login_orb_dma;
- struct sbp2_login_response *login_response;
- dma_addr_t login_response_dma;
- struct sbp2_query_logins_orb *query_logins_orb;
- dma_addr_t query_logins_orb_dma;
- struct sbp2_query_logins_response *query_logins_response;
- dma_addr_t query_logins_response_dma;
- struct sbp2_reconnect_orb *reconnect_orb;
- dma_addr_t reconnect_orb_dma;
- struct sbp2_logout_orb *logout_orb;
- dma_addr_t logout_orb_dma;
- struct sbp2_status_block status_block;
-
- /* How to talk to the unit */
- u64 management_agent_addr;
- u64 command_block_agent_addr;
- u32 speed_code;
- u32 max_payload_size;
- u16 lun;
-
- /* Address for the unit to write status blocks to */
- u64 status_fifo_addr;
-
- /* Waitqueue flag for logins, reconnects, logouts, query logins */
- unsigned int access_complete:1;
-
- /* Pool of command ORBs for this logical unit */
- spinlock_t cmd_orb_lock;
- struct list_head cmd_orb_inuse;
- struct list_head cmd_orb_completed;
-
- /* Backlink to FireWire host; list of units attached to the host */
- struct sbp2_fwhost_info *hi;
- struct list_head lu_list;
-
- /* IEEE 1394 core's device representations */
- struct node_entry *ne;
- struct unit_directory *ud;
-
- /* SCSI core's device representations */
- struct scsi_device *sdev;
- struct Scsi_Host *shost;
-
- /* Device specific workarounds/brokeness */
- unsigned workarounds;
-
- /* Connection state */
- atomic_t state;
-
- /* For deferred requests to the fetch agent */
- struct work_struct protocol_work;
-};
-
-/* For use in sbp2_lu.state */
-enum sbp2lu_state_types {
- SBP2LU_STATE_RUNNING, /* all normal */
- SBP2LU_STATE_IN_RESET, /* between bus reset and reconnect */
- SBP2LU_STATE_IN_SHUTDOWN /* when sbp2_remove was called */
-};
-
-/* For use in sbp2_lu.workarounds and in the corresponding
- * module load parameter */
-#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_DELAY_INQUIRY 0x10
-#define SBP2_INQUIRY_DELAY 12
-#define SBP2_WORKAROUND_POWER_CONDITION 0x20
-#define SBP2_WORKAROUND_OVERRIDE 0x100
-
-#endif /* SBP2_H */
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.