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kernel/linux-rt-4.4.41/drivers/scsi/qla4xxx/ql4_83xx.h 9.94 KB
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  /*
   * 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;
  };
  
  struct qla8044_minidump_entry_rddfe {
  	struct qla8xxx_minidump_entry_hdr h;
  	uint32_t addr_1;
  	uint32_t value;
  	uint8_t stride;
  	uint8_t stride2;
  	uint16_t count;
  	uint32_t poll;
  	uint32_t mask;
  	uint32_t modify_mask;
  	uint32_t data_size;
  	uint32_t rsvd;
  
  } __packed;
  
  struct qla8044_minidump_entry_rdmdio {
  	struct qla8xxx_minidump_entry_hdr h;
  
  	uint32_t addr_1;
  	uint32_t addr_2;
  	uint32_t value_1;
  	uint8_t stride_1;
  	uint8_t stride_2;
  	uint16_t count;
  	uint32_t poll;
  	uint32_t mask;
  	uint32_t value_2;
  	uint32_t data_size;
  
  } __packed;
  
  struct qla8044_minidump_entry_pollwr {
  	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;
  	uint32_t mask;
  	uint32_t data_size;
  	uint32_t rsvd;
  
  } __packed;
  
  /* 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