mirror of
https://github.com/torvalds/linux.git
synced 2024-11-15 00:21:59 +00:00
41f79bde1d
Add pex-dma support for ISP8324 and ISP8042 to improve the minidump capture time. Signed-off-by: Santosh Vernekar <santosh.vernekar@qlogic.com> Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
328 lines
9.2 KiB
C
328 lines
9.2 KiB
C
/*
|
|
* QLogic iSCSI HBA Driver
|
|
* Copyright (c) 2003-2013 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
|
|
|
|
#define QLA83XX_RESET_CONTROL 0x28084E50
|
|
#define QLA83XX_RESET_REG 0x28084E60
|
|
#define QLA83XX_RESET_PORT0 0x28084E70
|
|
#define QLA83XX_RESET_PORT1 0x28084E80
|
|
#define QLA83XX_RESET_PORT2 0x28084E90
|
|
#define QLA83XX_RESET_PORT3 0x28084EA0
|
|
#define QLA83XX_RESET_SRE_SHIM 0x28084EB0
|
|
#define QLA83XX_RESET_EPG_SHIM 0x28084EC0
|
|
#define QLA83XX_RESET_ETHER_PCS 0x28084ED0
|
|
|
|
/* 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 */
|
|
};
|
|
|
|
#define QLA83XX_PEX_DMA_ENGINE_INDEX 8
|
|
#define QLA83XX_PEX_DMA_BASE_ADDRESS 0x77320000
|
|
#define QLA83XX_PEX_DMA_NUM_OFFSET 0x10000
|
|
#define QLA83XX_PEX_DMA_CMD_ADDR_LOW 0x0
|
|
#define QLA83XX_PEX_DMA_CMD_ADDR_HIGH 0x04
|
|
#define QLA83XX_PEX_DMA_CMD_STS_AND_CNTRL 0x08
|
|
|
|
#define QLA83XX_PEX_DMA_READ_SIZE (16 * 1024)
|
|
#define QLA83XX_PEX_DMA_MAX_WAIT (100 * 100) /* Max wait of 100 msecs */
|
|
|
|
/* Read Memory: For Pex-DMA */
|
|
struct qla4_83xx_minidump_entry_rdmem_pex_dma {
|
|
struct qla8xxx_minidump_entry_hdr h;
|
|
uint32_t desc_card_addr;
|
|
uint16_t dma_desc_cmd;
|
|
uint8_t rsvd[2];
|
|
uint32_t start_dma_cmd;
|
|
uint8_t rsvd2[12];
|
|
uint32_t read_addr;
|
|
uint32_t read_data_size;
|
|
};
|
|
|
|
struct qla4_83xx_pex_dma_descriptor {
|
|
struct {
|
|
uint32_t read_data_size; /* 0-23: size, 24-31: rsvd */
|
|
uint8_t rsvd[2];
|
|
uint16_t dma_desc_cmd;
|
|
} cmd;
|
|
uint64_t src_addr;
|
|
uint64_t dma_bus_addr; /* 0-3: desc-cmd, 4-7: pci-func,
|
|
* 8-15: desc-cmd */
|
|
uint8_t rsvd[24];
|
|
} __packed;
|
|
|
|
#endif
|