Initial import

1 files changed, 371 insertions, 0 deletions

diff --git a/drivers/scsi/qla4xxx/ql4_83xx.h b/drivers/scsi/qla4xxx/ql4_83xx.h
new file mode 100644
index 000000000..775fdf9fc
--- /dev/null
+++ b/drivers/scsi/qla4xxx/ql4_83xx.h
@@ -0,0 +1,371 @@
+/*
+ * 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