3 * Linux MegaRAID driver for SAS based RAID controllers
5 * Copyright (c) 2003-2005 LSI Logic Corporation.
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version
10 * 2 of the License, or (at your option) any later version.
12 * FILE : megaraid_sas.h
15 #ifndef LSI_MEGARAID_SAS_H
16 #define LSI_MEGARAID_SAS_H
19 * MegaRAID SAS Driver meta data
21 #define MEGASAS_VERSION "00.00.03.10-rc5"
22 #define MEGASAS_RELDATE "May 17, 2007"
23 #define MEGASAS_EXT_VERSION "Thu May 17 10:09:32 PDT 2007"
28 #define PCI_DEVICE_ID_LSI_SAS1078R 0x0060
29 #define PCI_DEVICE_ID_LSI_VERDE_ZCR 0x0413
32 * =====================================
33 * MegaRAID SAS MFI firmware definitions
34 * =====================================
38 * MFI stands for MegaRAID SAS FW Interface. This is just a moniker for
39 * protocol between the software and firmware. Commands are issued using
44 * FW posts its state in upper 4 bits of outbound_msg_0 register
46 #define MFI_STATE_MASK 0xF0000000
47 #define MFI_STATE_UNDEFINED 0x00000000
48 #define MFI_STATE_BB_INIT 0x10000000
49 #define MFI_STATE_FW_INIT 0x40000000
50 #define MFI_STATE_WAIT_HANDSHAKE 0x60000000
51 #define MFI_STATE_FW_INIT_2 0x70000000
52 #define MFI_STATE_DEVICE_SCAN 0x80000000
53 #define MFI_STATE_BOOT_MESSAGE_PENDING 0x90000000
54 #define MFI_STATE_FLUSH_CACHE 0xA0000000
55 #define MFI_STATE_READY 0xB0000000
56 #define MFI_STATE_OPERATIONAL 0xC0000000
57 #define MFI_STATE_FAULT 0xF0000000
59 #define MEGAMFI_FRAME_SIZE 64
62 * During FW init, clear pending cmds & reset state using inbound_msg_0
64 * ABORT : Abort all pending cmds
65 * READY : Move from OPERATIONAL to READY state; discard queue info
66 * MFIMODE : Discard (possible) low MFA posted in 64-bit mode (??)
67 * CLR_HANDSHAKE: FW is waiting for HANDSHAKE from BIOS or Driver
68 * HOTPLUG : Resume from Hotplug
69 * MFI_STOP_ADP : Send signal to FW to stop processing
71 #define MFI_INIT_ABORT 0x00000001
72 #define MFI_INIT_READY 0x00000002
73 #define MFI_INIT_MFIMODE 0x00000004
74 #define MFI_INIT_CLEAR_HANDSHAKE 0x00000008
75 #define MFI_INIT_HOTPLUG 0x00000010
76 #define MFI_STOP_ADP 0x00000020
77 #define MFI_RESET_FLAGS MFI_INIT_READY| \
84 #define MFI_FRAME_POST_IN_REPLY_QUEUE 0x0000
85 #define MFI_FRAME_DONT_POST_IN_REPLY_QUEUE 0x0001
86 #define MFI_FRAME_SGL32 0x0000
87 #define MFI_FRAME_SGL64 0x0002
88 #define MFI_FRAME_SENSE32 0x0000
89 #define MFI_FRAME_SENSE64 0x0004
90 #define MFI_FRAME_DIR_NONE 0x0000
91 #define MFI_FRAME_DIR_WRITE 0x0008
92 #define MFI_FRAME_DIR_READ 0x0010
93 #define MFI_FRAME_DIR_BOTH 0x0018
96 * Definition for cmd_status
98 #define MFI_CMD_STATUS_POLL_MODE 0xFF
101 * MFI command opcodes
103 #define MFI_CMD_INIT 0x00
104 #define MFI_CMD_LD_READ 0x01
105 #define MFI_CMD_LD_WRITE 0x02
106 #define MFI_CMD_LD_SCSI_IO 0x03
107 #define MFI_CMD_PD_SCSI_IO 0x04
108 #define MFI_CMD_DCMD 0x05
109 #define MFI_CMD_ABORT 0x06
110 #define MFI_CMD_SMP 0x07
111 #define MFI_CMD_STP 0x08
113 #define MR_DCMD_CTRL_GET_INFO 0x01010000
115 #define MR_DCMD_CTRL_CACHE_FLUSH 0x01101000
116 #define MR_FLUSH_CTRL_CACHE 0x01
117 #define MR_FLUSH_DISK_CACHE 0x02
119 #define MR_DCMD_CTRL_SHUTDOWN 0x01050000
120 #define MR_DCMD_HIBERNATE_SHUTDOWN 0x01060000
121 #define MR_ENABLE_DRIVE_SPINDOWN 0x01
123 #define MR_DCMD_CTRL_EVENT_GET_INFO 0x01040100
124 #define MR_DCMD_CTRL_EVENT_GET 0x01040300
125 #define MR_DCMD_CTRL_EVENT_WAIT 0x01040500
126 #define MR_DCMD_LD_GET_PROPERTIES 0x03030000
128 #define MR_DCMD_CLUSTER 0x08000000
129 #define MR_DCMD_CLUSTER_RESET_ALL 0x08010100
130 #define MR_DCMD_CLUSTER_RESET_LD 0x08010200
133 * MFI command completion codes
137 MFI_STAT_INVALID_CMD
= 0x01,
138 MFI_STAT_INVALID_DCMD
= 0x02,
139 MFI_STAT_INVALID_PARAMETER
= 0x03,
140 MFI_STAT_INVALID_SEQUENCE_NUMBER
= 0x04,
141 MFI_STAT_ABORT_NOT_POSSIBLE
= 0x05,
142 MFI_STAT_APP_HOST_CODE_NOT_FOUND
= 0x06,
143 MFI_STAT_APP_IN_USE
= 0x07,
144 MFI_STAT_APP_NOT_INITIALIZED
= 0x08,
145 MFI_STAT_ARRAY_INDEX_INVALID
= 0x09,
146 MFI_STAT_ARRAY_ROW_NOT_EMPTY
= 0x0a,
147 MFI_STAT_CONFIG_RESOURCE_CONFLICT
= 0x0b,
148 MFI_STAT_DEVICE_NOT_FOUND
= 0x0c,
149 MFI_STAT_DRIVE_TOO_SMALL
= 0x0d,
150 MFI_STAT_FLASH_ALLOC_FAIL
= 0x0e,
151 MFI_STAT_FLASH_BUSY
= 0x0f,
152 MFI_STAT_FLASH_ERROR
= 0x10,
153 MFI_STAT_FLASH_IMAGE_BAD
= 0x11,
154 MFI_STAT_FLASH_IMAGE_INCOMPLETE
= 0x12,
155 MFI_STAT_FLASH_NOT_OPEN
= 0x13,
156 MFI_STAT_FLASH_NOT_STARTED
= 0x14,
157 MFI_STAT_FLUSH_FAILED
= 0x15,
158 MFI_STAT_HOST_CODE_NOT_FOUNT
= 0x16,
159 MFI_STAT_LD_CC_IN_PROGRESS
= 0x17,
160 MFI_STAT_LD_INIT_IN_PROGRESS
= 0x18,
161 MFI_STAT_LD_LBA_OUT_OF_RANGE
= 0x19,
162 MFI_STAT_LD_MAX_CONFIGURED
= 0x1a,
163 MFI_STAT_LD_NOT_OPTIMAL
= 0x1b,
164 MFI_STAT_LD_RBLD_IN_PROGRESS
= 0x1c,
165 MFI_STAT_LD_RECON_IN_PROGRESS
= 0x1d,
166 MFI_STAT_LD_WRONG_RAID_LEVEL
= 0x1e,
167 MFI_STAT_MAX_SPARES_EXCEEDED
= 0x1f,
168 MFI_STAT_MEMORY_NOT_AVAILABLE
= 0x20,
169 MFI_STAT_MFC_HW_ERROR
= 0x21,
170 MFI_STAT_NO_HW_PRESENT
= 0x22,
171 MFI_STAT_NOT_FOUND
= 0x23,
172 MFI_STAT_NOT_IN_ENCL
= 0x24,
173 MFI_STAT_PD_CLEAR_IN_PROGRESS
= 0x25,
174 MFI_STAT_PD_TYPE_WRONG
= 0x26,
175 MFI_STAT_PR_DISABLED
= 0x27,
176 MFI_STAT_ROW_INDEX_INVALID
= 0x28,
177 MFI_STAT_SAS_CONFIG_INVALID_ACTION
= 0x29,
178 MFI_STAT_SAS_CONFIG_INVALID_DATA
= 0x2a,
179 MFI_STAT_SAS_CONFIG_INVALID_PAGE
= 0x2b,
180 MFI_STAT_SAS_CONFIG_INVALID_TYPE
= 0x2c,
181 MFI_STAT_SCSI_DONE_WITH_ERROR
= 0x2d,
182 MFI_STAT_SCSI_IO_FAILED
= 0x2e,
183 MFI_STAT_SCSI_RESERVATION_CONFLICT
= 0x2f,
184 MFI_STAT_SHUTDOWN_FAILED
= 0x30,
185 MFI_STAT_TIME_NOT_SET
= 0x31,
186 MFI_STAT_WRONG_STATE
= 0x32,
187 MFI_STAT_LD_OFFLINE
= 0x33,
188 MFI_STAT_PEER_NOTIFICATION_REJECTED
= 0x34,
189 MFI_STAT_PEER_NOTIFICATION_FAILED
= 0x35,
190 MFI_STAT_RESERVATION_IN_PROGRESS
= 0x36,
191 MFI_STAT_I2C_ERRORS_DETECTED
= 0x37,
192 MFI_STAT_PCI_ERRORS_DETECTED
= 0x38,
194 MFI_STAT_INVALID_STATUS
= 0xFF
198 * Number of mailbox bytes in DCMD message frame
200 #define MFI_MBOX_SIZE 12
204 MR_EVT_CLASS_DEBUG
= -2,
205 MR_EVT_CLASS_PROGRESS
= -1,
206 MR_EVT_CLASS_INFO
= 0,
207 MR_EVT_CLASS_WARNING
= 1,
208 MR_EVT_CLASS_CRITICAL
= 2,
209 MR_EVT_CLASS_FATAL
= 3,
210 MR_EVT_CLASS_DEAD
= 4,
216 MR_EVT_LOCALE_LD
= 0x0001,
217 MR_EVT_LOCALE_PD
= 0x0002,
218 MR_EVT_LOCALE_ENCL
= 0x0004,
219 MR_EVT_LOCALE_BBU
= 0x0008,
220 MR_EVT_LOCALE_SAS
= 0x0010,
221 MR_EVT_LOCALE_CTRL
= 0x0020,
222 MR_EVT_LOCALE_CONFIG
= 0x0040,
223 MR_EVT_LOCALE_CLUSTER
= 0x0080,
224 MR_EVT_LOCALE_ALL
= 0xffff,
231 MR_EVT_ARGS_CDB_SENSE
,
233 MR_EVT_ARGS_LD_COUNT
,
235 MR_EVT_ARGS_LD_OWNER
,
236 MR_EVT_ARGS_LD_LBA_PD_LBA
,
238 MR_EVT_ARGS_LD_STATE
,
239 MR_EVT_ARGS_LD_STRIP
,
243 MR_EVT_ARGS_PD_LBA_LD
,
245 MR_EVT_ARGS_PD_STATE
,
255 * SAS controller properties
257 struct megasas_ctrl_prop
{
260 u16 pred_fail_poll_interval
;
261 u16 intr_throttle_count
;
262 u16 intr_throttle_timeouts
;
268 u8 cache_flush_interval
;
274 u8 disable_auto_rebuild
;
275 u8 disable_battery_warn
;
277 u16 ecc_bucket_leak_rate
;
278 u8 restore_hotspare_on_insertion
;
279 u8 expose_encl_devices
;
282 } __attribute__ ((packed
));
285 * SAS controller information
287 struct megasas_ctrl_info
{
290 * PCI device information
300 } __attribute__ ((packed
)) pci
;
303 * Host interface information
316 } __attribute__ ((packed
)) host_interface
;
319 * Device (backend) interface information
332 } __attribute__ ((packed
)) device_interface
;
335 * List of components residing in flash. All str are null terminated
337 u32 image_check_word
;
338 u32 image_component_count
;
347 } __attribute__ ((packed
)) image_component
[8];
350 * List of flash components that have been flashed on the card, but
351 * are not in use, pending reset of the adapter. This list will be
352 * empty if a flash operation has not occurred. All stings are null
355 u32 pending_image_component_count
;
364 } __attribute__ ((packed
)) pending_image_component
[8];
371 char product_name
[80];
375 * Other physical/controller/operation information. Indicates the
376 * presence of the hardware
386 } __attribute__ ((packed
)) hw_present
;
391 * Maximum data transfer sizes
393 u16 max_concurrent_cmds
;
395 u32 max_request_size
;
398 * Logical and physical device counts
400 u16 ld_present_count
;
401 u16 ld_degraded_count
;
402 u16 ld_offline_count
;
404 u16 pd_present_count
;
405 u16 pd_disk_present_count
;
406 u16 pd_disk_pred_failure_count
;
407 u16 pd_disk_failed_count
;
410 * Memory size information
419 u16 mem_correctable_error_count
;
420 u16 mem_uncorrectable_error_count
;
423 * Cluster information
425 u8 cluster_permitted
;
429 * Additional max data transfer sizes
431 u16 max_strips_per_io
;
434 * Controller capabilities structures
445 } __attribute__ ((packed
)) raid_levels
;
455 u32 cluster_supported
:1;
457 u32 spanning_allowed
:1;
458 u32 dedicated_hotspares
:1;
459 u32 revertible_hotspares
:1;
460 u32 foreign_config_import
:1;
461 u32 self_diagnostic
:1;
462 u32 mixed_redundancy_arr
:1;
463 u32 global_hot_spares
:1;
466 } __attribute__ ((packed
)) adapter_operations
;
474 u32 disk_cache_policy
:1;
477 } __attribute__ ((packed
)) ld_operations
;
485 } __attribute__ ((packed
)) stripe_sz_ops
;
494 } __attribute__ ((packed
)) pd_operations
;
498 u32 ctrl_supports_sas
:1;
499 u32 ctrl_supports_sata
:1;
500 u32 allow_mix_in_encl
:1;
501 u32 allow_mix_in_ld
:1;
502 u32 allow_sata_in_cluster
:1;
505 } __attribute__ ((packed
)) pd_mix_support
;
508 * Define ECC single-bit-error bucket information
514 * Include the controller properties (changeable items)
516 struct megasas_ctrl_prop properties
;
519 * Define FW pkg version (set in envt v'bles on OEM basis)
521 char package_version
[0x60];
523 u8 pad
[0x800 - 0x6a0];
525 } __attribute__ ((packed
));
528 * ===============================
529 * MegaRAID SAS driver definitions
530 * ===============================
532 #define MEGASAS_MAX_PD_CHANNELS 2
533 #define MEGASAS_MAX_LD_CHANNELS 2
534 #define MEGASAS_MAX_CHANNELS (MEGASAS_MAX_PD_CHANNELS + \
535 MEGASAS_MAX_LD_CHANNELS)
536 #define MEGASAS_MAX_DEV_PER_CHANNEL 128
537 #define MEGASAS_DEFAULT_INIT_ID -1
538 #define MEGASAS_MAX_LUN 8
539 #define MEGASAS_MAX_LD 64
541 #define MEGASAS_DBG_LVL 1
543 #define MEGASAS_FW_BUSY 1
546 * When SCSI mid-layer calls driver's reset routine, driver waits for
547 * MEGASAS_RESET_WAIT_TIME seconds for all outstanding IO to complete. Note
548 * that the driver cannot _actually_ abort or reset pending commands. While
549 * it is waiting for the commands to complete, it prints a diagnostic message
550 * every MEGASAS_RESET_NOTICE_INTERVAL seconds
552 #define MEGASAS_RESET_WAIT_TIME 180
553 #define MEGASAS_INTERNAL_CMD_WAIT_TIME 180
554 #define MEGASAS_RESET_NOTICE_INTERVAL 5
555 #define MEGASAS_IOCTL_CMD 0
556 #define MEGASAS_DEFAULT_CMD_TIMEOUT 90
559 * FW reports the maximum of number of commands that it can accept (maximum
560 * commands that can be outstanding) at any time. The driver must report a
561 * lower number to the mid layer because it can issue a few internal commands
562 * itself (E.g, AEN, abort cmd, IOCTLs etc). The number of commands it needs
565 #define MEGASAS_INT_CMDS 32
568 * FW can accept both 32 and 64 bit SGLs. We want to allocate 32/64 bit
569 * SGLs based on the size of dma_addr_t
571 #define IS_DMA64 (sizeof(dma_addr_t) == 8)
573 #define MFI_OB_INTR_STATUS_MASK 0x00000002
574 #define MFI_POLL_TIMEOUT_SECS 60
576 #define MFI_REPLY_1078_MESSAGE_INTERRUPT 0x80000000
579 * register set for both 1068 and 1078 controllers
580 * structure extended for 1078 registers
583 struct megasas_register_set
{
584 u32 reserved_0
[4]; /*0000h*/
586 u32 inbound_msg_0
; /*0010h*/
587 u32 inbound_msg_1
; /*0014h*/
588 u32 outbound_msg_0
; /*0018h*/
589 u32 outbound_msg_1
; /*001Ch*/
591 u32 inbound_doorbell
; /*0020h*/
592 u32 inbound_intr_status
; /*0024h*/
593 u32 inbound_intr_mask
; /*0028h*/
595 u32 outbound_doorbell
; /*002Ch*/
596 u32 outbound_intr_status
; /*0030h*/
597 u32 outbound_intr_mask
; /*0034h*/
599 u32 reserved_1
[2]; /*0038h*/
601 u32 inbound_queue_port
; /*0040h*/
602 u32 outbound_queue_port
; /*0044h*/
604 u32 reserved_2
[22]; /*0048h*/
606 u32 outbound_doorbell_clear
; /*00A0h*/
608 u32 reserved_3
[3]; /*00A4h*/
610 u32 outbound_scratch_pad
; /*00B0h*/
612 u32 reserved_4
[3]; /*00B4h*/
614 u32 inbound_low_queue_port
; /*00C0h*/
616 u32 inbound_high_queue_port
; /*00C4h*/
618 u32 reserved_5
; /*00C8h*/
619 u32 index_registers
[820]; /*00CCh*/
621 } __attribute__ ((packed
));
623 struct megasas_sge32
{
628 } __attribute__ ((packed
));
630 struct megasas_sge64
{
635 } __attribute__ ((packed
));
639 struct megasas_sge32 sge32
[1];
640 struct megasas_sge64 sge64
[1];
642 } __attribute__ ((packed
));
644 struct megasas_header
{
647 u8 sense_len
; /*01h */
648 u8 cmd_status
; /*02h */
649 u8 scsi_status
; /*03h */
651 u8 target_id
; /*04h */
654 u8 sge_count
; /*07h */
656 u32 context
; /*08h */
660 u16 timeout
; /*12h */
661 u32 data_xferlen
; /*14h */
663 } __attribute__ ((packed
));
665 union megasas_sgl_frame
{
667 struct megasas_sge32 sge32
[8];
668 struct megasas_sge64 sge64
[5];
670 } __attribute__ ((packed
));
672 struct megasas_init_frame
{
675 u8 reserved_0
; /*01h */
676 u8 cmd_status
; /*02h */
678 u8 reserved_1
; /*03h */
679 u32 reserved_2
; /*04h */
681 u32 context
; /*08h */
685 u16 reserved_3
; /*12h */
686 u32 data_xfer_len
; /*14h */
688 u32 queue_info_new_phys_addr_lo
; /*18h */
689 u32 queue_info_new_phys_addr_hi
; /*1Ch */
690 u32 queue_info_old_phys_addr_lo
; /*20h */
691 u32 queue_info_old_phys_addr_hi
; /*24h */
693 u32 reserved_4
[6]; /*28h */
695 } __attribute__ ((packed
));
697 struct megasas_init_queue_info
{
699 u32 init_flags
; /*00h */
700 u32 reply_queue_entries
; /*04h */
702 u32 reply_queue_start_phys_addr_lo
; /*08h */
703 u32 reply_queue_start_phys_addr_hi
; /*0Ch */
704 u32 producer_index_phys_addr_lo
; /*10h */
705 u32 producer_index_phys_addr_hi
; /*14h */
706 u32 consumer_index_phys_addr_lo
; /*18h */
707 u32 consumer_index_phys_addr_hi
; /*1Ch */
709 } __attribute__ ((packed
));
711 struct megasas_io_frame
{
714 u8 sense_len
; /*01h */
715 u8 cmd_status
; /*02h */
716 u8 scsi_status
; /*03h */
718 u8 target_id
; /*04h */
719 u8 access_byte
; /*05h */
720 u8 reserved_0
; /*06h */
721 u8 sge_count
; /*07h */
723 u32 context
; /*08h */
727 u16 timeout
; /*12h */
728 u32 lba_count
; /*14h */
730 u32 sense_buf_phys_addr_lo
; /*18h */
731 u32 sense_buf_phys_addr_hi
; /*1Ch */
733 u32 start_lba_lo
; /*20h */
734 u32 start_lba_hi
; /*24h */
736 union megasas_sgl sgl
; /*28h */
738 } __attribute__ ((packed
));
740 struct megasas_pthru_frame
{
743 u8 sense_len
; /*01h */
744 u8 cmd_status
; /*02h */
745 u8 scsi_status
; /*03h */
747 u8 target_id
; /*04h */
750 u8 sge_count
; /*07h */
752 u32 context
; /*08h */
756 u16 timeout
; /*12h */
757 u32 data_xfer_len
; /*14h */
759 u32 sense_buf_phys_addr_lo
; /*18h */
760 u32 sense_buf_phys_addr_hi
; /*1Ch */
763 union megasas_sgl sgl
; /*30h */
765 } __attribute__ ((packed
));
767 struct megasas_dcmd_frame
{
770 u8 reserved_0
; /*01h */
771 u8 cmd_status
; /*02h */
772 u8 reserved_1
[4]; /*03h */
773 u8 sge_count
; /*07h */
775 u32 context
; /*08h */
779 u16 timeout
; /*12h */
781 u32 data_xfer_len
; /*14h */
790 union megasas_sgl sgl
; /*28h */
792 } __attribute__ ((packed
));
794 struct megasas_abort_frame
{
797 u8 reserved_0
; /*01h */
798 u8 cmd_status
; /*02h */
800 u8 reserved_1
; /*03h */
801 u32 reserved_2
; /*04h */
803 u32 context
; /*08h */
807 u16 reserved_3
; /*12h */
808 u32 reserved_4
; /*14h */
810 u32 abort_context
; /*18h */
813 u32 abort_mfi_phys_addr_lo
; /*20h */
814 u32 abort_mfi_phys_addr_hi
; /*24h */
816 u32 reserved_5
[6]; /*28h */
818 } __attribute__ ((packed
));
820 struct megasas_smp_frame
{
823 u8 reserved_1
; /*01h */
824 u8 cmd_status
; /*02h */
825 u8 connection_status
; /*03h */
827 u8 reserved_2
[3]; /*04h */
828 u8 sge_count
; /*07h */
830 u32 context
; /*08h */
834 u16 timeout
; /*12h */
836 u32 data_xfer_len
; /*14h */
837 u64 sas_addr
; /*18h */
840 struct megasas_sge32 sge32
[2]; /* [0]: resp [1]: req */
841 struct megasas_sge64 sge64
[2]; /* [0]: resp [1]: req */
844 } __attribute__ ((packed
));
846 struct megasas_stp_frame
{
849 u8 reserved_1
; /*01h */
850 u8 cmd_status
; /*02h */
851 u8 reserved_2
; /*03h */
853 u8 target_id
; /*04h */
854 u8 reserved_3
[2]; /*05h */
855 u8 sge_count
; /*07h */
857 u32 context
; /*08h */
861 u16 timeout
; /*12h */
863 u32 data_xfer_len
; /*14h */
865 u16 fis
[10]; /*18h */
869 struct megasas_sge32 sge32
[2]; /* [0]: resp [1]: data */
870 struct megasas_sge64 sge64
[2]; /* [0]: resp [1]: data */
873 } __attribute__ ((packed
));
875 union megasas_frame
{
877 struct megasas_header hdr
;
878 struct megasas_init_frame init
;
879 struct megasas_io_frame io
;
880 struct megasas_pthru_frame pthru
;
881 struct megasas_dcmd_frame dcmd
;
882 struct megasas_abort_frame abort
;
883 struct megasas_smp_frame smp
;
884 struct megasas_stp_frame stp
;
891 union megasas_evt_class_locale
{
897 } __attribute__ ((packed
)) members
;
901 } __attribute__ ((packed
));
903 struct megasas_evt_log_info
{
907 u32 shutdown_seq_num
;
910 } __attribute__ ((packed
));
912 struct megasas_progress
{
917 } __attribute__ ((packed
));
919 struct megasas_evtarg_ld
{
925 } __attribute__ ((packed
));
927 struct megasas_evtarg_pd
{
932 } __attribute__ ((packed
));
934 struct megasas_evt_detail
{
939 union megasas_evt_class_locale cl
;
945 struct megasas_evtarg_pd pd
;
951 } __attribute__ ((packed
)) cdbSense
;
953 struct megasas_evtarg_ld ld
;
956 struct megasas_evtarg_ld ld
;
958 } __attribute__ ((packed
)) ld_count
;
962 struct megasas_evtarg_ld ld
;
963 } __attribute__ ((packed
)) ld_lba
;
966 struct megasas_evtarg_ld ld
;
969 } __attribute__ ((packed
)) ld_owner
;
974 struct megasas_evtarg_ld ld
;
975 struct megasas_evtarg_pd pd
;
976 } __attribute__ ((packed
)) ld_lba_pd_lba
;
979 struct megasas_evtarg_ld ld
;
980 struct megasas_progress prog
;
981 } __attribute__ ((packed
)) ld_prog
;
984 struct megasas_evtarg_ld ld
;
987 } __attribute__ ((packed
)) ld_state
;
991 struct megasas_evtarg_ld ld
;
992 } __attribute__ ((packed
)) ld_strip
;
994 struct megasas_evtarg_pd pd
;
997 struct megasas_evtarg_pd pd
;
999 } __attribute__ ((packed
)) pd_err
;
1003 struct megasas_evtarg_pd pd
;
1004 } __attribute__ ((packed
)) pd_lba
;
1008 struct megasas_evtarg_pd pd
;
1009 struct megasas_evtarg_ld ld
;
1010 } __attribute__ ((packed
)) pd_lba_ld
;
1013 struct megasas_evtarg_pd pd
;
1014 struct megasas_progress prog
;
1015 } __attribute__ ((packed
)) pd_prog
;
1018 struct megasas_evtarg_pd pd
;
1021 } __attribute__ ((packed
)) pd_state
;
1028 } __attribute__ ((packed
)) pci
;
1036 } __attribute__ ((packed
)) time
;
1042 } __attribute__ ((packed
)) ecc
;
1050 char description
[128];
1052 } __attribute__ ((packed
));
1054 struct megasas_instance_template
{
1055 void (*fire_cmd
)(dma_addr_t
,u32
,struct megasas_register_set __iomem
*);
1057 void (*enable_intr
)(struct megasas_register_set __iomem
*) ;
1058 void (*disable_intr
)(struct megasas_register_set __iomem
*);
1060 int (*clear_intr
)(struct megasas_register_set __iomem
*);
1062 u32 (*read_fw_status_reg
)(struct megasas_register_set __iomem
*);
1065 struct megasas_instance
{
1068 dma_addr_t producer_h
;
1070 dma_addr_t consumer_h
;
1073 dma_addr_t reply_queue_h
;
1075 unsigned long base_addr
;
1076 struct megasas_register_set __iomem
*reg_set
;
1082 u32 max_sectors_per_req
;
1084 struct megasas_cmd
**cmd_list
;
1085 struct list_head cmd_pool
;
1086 spinlock_t cmd_pool_lock
;
1087 struct dma_pool
*frame_dma_pool
;
1088 struct dma_pool
*sense_dma_pool
;
1090 struct megasas_evt_detail
*evt_detail
;
1091 dma_addr_t evt_detail_h
;
1092 struct megasas_cmd
*aen_cmd
;
1093 struct mutex aen_mutex
;
1094 struct semaphore ioctl_sem
;
1096 struct Scsi_Host
*host
;
1098 wait_queue_head_t int_cmd_wait_q
;
1099 wait_queue_head_t abort_cmd_wait_q
;
1101 struct pci_dev
*pdev
;
1104 atomic_t fw_outstanding
;
1107 struct megasas_instance_template
*instancet
;
1108 struct tasklet_struct isr_tasklet
;
1111 unsigned long last_time
;
1114 #define MEGASAS_IS_LOGICAL(scp) \
1115 (scp->device->channel < MEGASAS_MAX_PD_CHANNELS) ? 0 : 1
1117 #define MEGASAS_DEV_INDEX(inst, scp) \
1118 ((scp->device->channel % 2) * MEGASAS_MAX_DEV_PER_CHANNEL) + \
1121 struct megasas_cmd
{
1123 union megasas_frame
*frame
;
1124 dma_addr_t frame_phys_addr
;
1126 dma_addr_t sense_phys_addr
;
1133 struct list_head list
;
1134 struct scsi_cmnd
*scmd
;
1135 struct megasas_instance
*instance
;
1139 #define MAX_MGMT_ADAPTERS 1024
1140 #define MAX_IOCTL_SGE 16
1142 struct megasas_iocpacket
{
1152 struct megasas_header hdr
;
1155 struct iovec sgl
[MAX_IOCTL_SGE
];
1157 } __attribute__ ((packed
));
1159 struct megasas_aen
{
1163 u32 class_locale_word
;
1164 } __attribute__ ((packed
));
1166 #ifdef CONFIG_COMPAT
1167 struct compat_megasas_iocpacket
{
1176 struct megasas_header hdr
;
1178 struct compat_iovec sgl
[MAX_IOCTL_SGE
];
1179 } __attribute__ ((packed
));
1181 #define MEGASAS_IOC_FIRMWARE32 _IOWR('M', 1, struct compat_megasas_iocpacket)
1184 #define MEGASAS_IOC_FIRMWARE _IOWR('M', 1, struct megasas_iocpacket)
1185 #define MEGASAS_IOC_GET_AEN _IOW('M', 3, struct megasas_aen)
1187 struct megasas_mgmt_info
{
1190 struct megasas_instance
*instance
[MAX_MGMT_ADAPTERS
];
1194 #endif /*LSI_MEGARAID_SAS_H */