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kernel-fxtec-pro1x/drivers/scsi/qla4xxx/ql4_83xx.h
Tej Parkash 546fef27c3 [SCSI] qla4xxx: Disable generating pause frames for ISP83XX 
In case of FW hung ISP83XX generates continuous pause frames
which causes switch to disable port.
Added fix to disable generating pause frames in case of
FW hung

Signed-off-by: Tej Parkash <tej.parkash@qlogic.com>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2012-09-24 12:49:00 +04:00

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/*
* QLogic iSCSI HBA Driver
* Copyright (c) 2003-2012 QLogic Corporation
*
* See LICENSE.qla4xxx for copyright and licensing details.
*/
#ifndef __QL483XX_H
#define __QL483XX_H
/* Indirectly Mapped Registers */
#define QLA83XX_FLASH_SPI_STATUS 0x2808E010
#define QLA83XX_FLASH_SPI_CONTROL 0x2808E014
#define QLA83XX_FLASH_STATUS 0x42100004
#define QLA83XX_FLASH_CONTROL 0x42110004
#define QLA83XX_FLASH_ADDR 0x42110008
#define QLA83XX_FLASH_WRDATA 0x4211000C
#define QLA83XX_FLASH_RDDATA 0x42110018
#define QLA83XX_FLASH_DIRECT_WINDOW 0x42110030
#define QLA83XX_FLASH_DIRECT_DATA(DATA) (0x42150000 | (0x0000FFFF&DATA))
/* Directly Mapped Registers in 83xx register table */
/* Flash access regs */
#define QLA83XX_FLASH_LOCK 0x3850
#define QLA83XX_FLASH_UNLOCK 0x3854
#define QLA83XX_FLASH_LOCK_ID 0x3500
/* Driver Lock regs */
#define QLA83XX_DRV_LOCK 0x3868
#define QLA83XX_DRV_UNLOCK 0x386C
#define QLA83XX_DRV_LOCK_ID 0x3504
#define QLA83XX_DRV_LOCKRECOVERY 0x379C
/* IDC version */
#define QLA83XX_IDC_VER_MAJ_VALUE 0x1
#define QLA83XX_IDC_VER_MIN_VALUE 0x0
/* IDC Registers : Driver Coexistence Defines */
#define QLA83XX_CRB_IDC_VER_MAJOR 0x3780
#define QLA83XX_CRB_IDC_VER_MINOR 0x3798
#define QLA83XX_IDC_DRV_CTRL 0x3790
#define QLA83XX_IDC_DRV_AUDIT 0x3794
#define QLA83XX_SRE_SHIM_CONTROL 0x0D200284
#define QLA83XX_PORT0_RXB_PAUSE_THRS 0x0B2003A4
#define QLA83XX_PORT1_RXB_PAUSE_THRS 0x0B2013A4
#define QLA83XX_PORT0_RXB_TC_MAX_CELL 0x0B200388
#define QLA83XX_PORT1_RXB_TC_MAX_CELL 0x0B201388
#define QLA83XX_PORT0_RXB_TC_STATS 0x0B20039C
#define QLA83XX_PORT1_RXB_TC_STATS 0x0B20139C
#define QLA83XX_PORT2_IFB_PAUSE_THRS 0x0B200704
#define QLA83XX_PORT3_IFB_PAUSE_THRS 0x0B201704
/* set value to pause threshold value */
#define QLA83XX_SET_PAUSE_VAL 0x0
#define QLA83XX_SET_TC_MAX_CELL_VAL 0x03FF03FF
/* qla_83xx_reg_tbl registers */
#define QLA83XX_PEG_HALT_STATUS1 0x34A8
#define QLA83XX_PEG_HALT_STATUS2 0x34AC
#define QLA83XX_PEG_ALIVE_COUNTER 0x34B0 /* FW_HEARTBEAT */
#define QLA83XX_FW_CAPABILITIES 0x3528
#define QLA83XX_CRB_DRV_ACTIVE 0x3788 /* IDC_DRV_PRESENCE */
#define QLA83XX_CRB_DEV_STATE 0x3784 /* IDC_DEV_STATE */
#define QLA83XX_CRB_DRV_STATE 0x378C /* IDC_DRV_ACK */
#define QLA83XX_CRB_DRV_SCRATCH 0x3548
#define QLA83XX_CRB_DEV_PART_INFO1 0x37E0
#define QLA83XX_CRB_DEV_PART_INFO2 0x37E4
#define QLA83XX_FW_VER_MAJOR 0x3550
#define QLA83XX_FW_VER_MINOR 0x3554
#define QLA83XX_FW_VER_SUB 0x3558
#define QLA83XX_NPAR_STATE 0x359C
#define QLA83XX_FW_IMAGE_VALID 0x35FC
#define QLA83XX_CMDPEG_STATE 0x3650
#define QLA83XX_ASIC_TEMP 0x37B4
#define QLA83XX_FW_API 0x356C
#define QLA83XX_DRV_OP_MODE 0x3570
static const uint32_t qla4_83xx_reg_tbl[] = {
QLA83XX_PEG_HALT_STATUS1,
QLA83XX_PEG_HALT_STATUS2,
QLA83XX_PEG_ALIVE_COUNTER,
QLA83XX_CRB_DRV_ACTIVE,
QLA83XX_CRB_DEV_STATE,
QLA83XX_CRB_DRV_STATE,
QLA83XX_CRB_DRV_SCRATCH,
QLA83XX_CRB_DEV_PART_INFO1,
QLA83XX_CRB_IDC_VER_MAJOR,
QLA83XX_FW_VER_MAJOR,
QLA83XX_FW_VER_MINOR,
QLA83XX_FW_VER_SUB,
QLA83XX_CMDPEG_STATE,
QLA83XX_ASIC_TEMP,
};
#define QLA83XX_CRB_WIN_BASE 0x3800
#define QLA83XX_CRB_WIN_FUNC(f) (QLA83XX_CRB_WIN_BASE+((f)*4))
#define QLA83XX_SEM_LOCK_BASE 0x3840
#define QLA83XX_SEM_UNLOCK_BASE 0x3844
#define QLA83XX_SEM_LOCK_FUNC(f) (QLA83XX_SEM_LOCK_BASE+((f)*8))
#define QLA83XX_SEM_UNLOCK_FUNC(f) (QLA83XX_SEM_UNLOCK_BASE+((f)*8))
#define QLA83XX_LINK_STATE(f) (0x3698+((f) > 7 ? 4 : 0))
#define QLA83XX_LINK_SPEED(f) (0x36E0+(((f) >> 2) * 4))
#define QLA83XX_MAX_LINK_SPEED(f) (0x36F0+(((f) / 4) * 4))
#define QLA83XX_LINK_SPEED_FACTOR 10
/* FLASH API Defines */
#define QLA83xx_FLASH_MAX_WAIT_USEC 100
#define QLA83XX_FLASH_LOCK_TIMEOUT 10000
#define QLA83XX_FLASH_SECTOR_SIZE 65536
#define QLA83XX_DRV_LOCK_TIMEOUT 2000
#define QLA83XX_FLASH_SECTOR_ERASE_CMD 0xdeadbeef
#define QLA83XX_FLASH_WRITE_CMD 0xdacdacda
#define QLA83XX_FLASH_BUFFER_WRITE_CMD 0xcadcadca
#define QLA83XX_FLASH_READ_RETRY_COUNT 2000
#define QLA83XX_FLASH_STATUS_READY 0x6
#define QLA83XX_FLASH_BUFFER_WRITE_MIN 2
#define QLA83XX_FLASH_BUFFER_WRITE_MAX 64
#define QLA83XX_FLASH_STATUS_REG_POLL_DELAY 1
#define QLA83XX_ERASE_MODE 1
#define QLA83XX_WRITE_MODE 2
#define QLA83XX_DWORD_WRITE_MODE 3
#define QLA83XX_GLOBAL_RESET 0x38CC
#define QLA83XX_WILDCARD 0x38F0
#define QLA83XX_INFORMANT 0x38FC
#define QLA83XX_HOST_MBX_CTRL 0x3038
#define QLA83XX_FW_MBX_CTRL 0x303C
#define QLA83XX_BOOTLOADER_ADDR 0x355C
#define QLA83XX_BOOTLOADER_SIZE 0x3560
#define QLA83XX_FW_IMAGE_ADDR 0x3564
#define QLA83XX_MBX_INTR_ENABLE 0x1000
#define QLA83XX_MBX_INTR_MASK 0x1200
/* IDC Control Register bit defines */
#define DONTRESET_BIT0 0x1
#define GRACEFUL_RESET_BIT1 0x2
#define QLA83XX_HALT_STATUS_INFORMATIONAL (0x1 << 29)
#define QLA83XX_HALT_STATUS_FW_RESET (0x2 << 29)
#define QLA83XX_HALT_STATUS_UNRECOVERABLE (0x4 << 29)
/* Firmware image definitions */
#define QLA83XX_BOOTLOADER_FLASH_ADDR 0x10000
#define QLA83XX_BOOT_FROM_FLASH 0
#define QLA83XX_IDC_PARAM_ADDR 0x3e8020
/* Reset template definitions */
#define QLA83XX_MAX_RESET_SEQ_ENTRIES 16
#define QLA83XX_RESTART_TEMPLATE_SIZE 0x2000
#define QLA83XX_RESET_TEMPLATE_ADDR 0x4F0000
#define QLA83XX_RESET_SEQ_VERSION 0x0101
/* Reset template entry opcodes */
#define OPCODE_NOP 0x0000
#define OPCODE_WRITE_LIST 0x0001
#define OPCODE_READ_WRITE_LIST 0x0002
#define OPCODE_POLL_LIST 0x0004
#define OPCODE_POLL_WRITE_LIST 0x0008
#define OPCODE_READ_MODIFY_WRITE 0x0010
#define OPCODE_SEQ_PAUSE 0x0020
#define OPCODE_SEQ_END 0x0040
#define OPCODE_TMPL_END 0x0080
#define OPCODE_POLL_READ_LIST 0x0100
/* Template Header */
#define RESET_TMPLT_HDR_SIGNATURE 0xCAFE
struct qla4_83xx_reset_template_hdr {
__le16 version;
__le16 signature;
__le16 size;
__le16 entries;
__le16 hdr_size;
__le16 checksum;
__le16 init_seq_offset;
__le16 start_seq_offset;
} __packed;
/* Common Entry Header. */
struct qla4_83xx_reset_entry_hdr {
__le16 cmd;
__le16 size;
__le16 count;
__le16 delay;
} __packed;
/* Generic poll entry type. */
struct qla4_83xx_poll {
__le32 test_mask;
__le32 test_value;
} __packed;
/* Read modify write entry type. */
struct qla4_83xx_rmw {
__le32 test_mask;
__le32 xor_value;
__le32 or_value;
uint8_t shl;
uint8_t shr;
uint8_t index_a;
uint8_t rsvd;
} __packed;
/* Generic Entry Item with 2 DWords. */
struct qla4_83xx_entry {
__le32 arg1;
__le32 arg2;
} __packed;
/* Generic Entry Item with 4 DWords.*/
struct qla4_83xx_quad_entry {
__le32 dr_addr;
__le32 dr_value;
__le32 ar_addr;
__le32 ar_value;
} __packed;
struct qla4_83xx_reset_template {
int seq_index;
int seq_error;
int array_index;
uint32_t array[QLA83XX_MAX_RESET_SEQ_ENTRIES];
uint8_t *buff;
uint8_t *stop_offset;
uint8_t *start_offset;
uint8_t *init_offset;
struct qla4_83xx_reset_template_hdr *hdr;
uint8_t seq_end;
uint8_t template_end;
};
/* POLLRD Entry */
struct qla83xx_minidump_entry_pollrd {
struct qla8xxx_minidump_entry_hdr h;
uint32_t select_addr;
uint32_t read_addr;
uint32_t select_value;
uint16_t select_value_stride;
uint16_t op_count;
uint32_t poll_wait;
uint32_t poll_mask;
uint32_t data_size;
uint32_t rsvd_1;
};
/* RDMUX2 Entry */
struct qla83xx_minidump_entry_rdmux2 {
struct qla8xxx_minidump_entry_hdr h;
uint32_t select_addr_1;
uint32_t select_addr_2;
uint32_t select_value_1;
uint32_t select_value_2;
uint32_t op_count;
uint32_t select_value_mask;
uint32_t read_addr;
uint8_t select_value_stride;
uint8_t data_size;
uint8_t rsvd[2];
};
/* POLLRDMWR Entry */
struct qla83xx_minidump_entry_pollrdmwr {
struct qla8xxx_minidump_entry_hdr h;
uint32_t addr_1;
uint32_t addr_2;
uint32_t value_1;
uint32_t value_2;
uint32_t poll_wait;
uint32_t poll_mask;
uint32_t modify_mask;
uint32_t data_size;
};
/* IDC additional information */
struct qla4_83xx_idc_information {
uint32_t request_desc; /* IDC request descriptor */
uint32_t info1; /* IDC additional info */
uint32_t info2; /* IDC additional info */
uint32_t info3; /* IDC additional info */
};
#endif
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