1099 lines
35 KiB
C
1099 lines
35 KiB
C
/******************************************************************************
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* QLOGIC LINUX SOFTWARE
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*
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* QLogic ISP1280 (Ultra2) /12160 (Ultra3) SCSI driver
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* Copyright (C) 2000 Qlogic Corporation
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* (www.qlogic.com)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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******************************************************************************/
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#ifndef _QLA1280_H
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#define _QLA1280_H
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/*
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* Data bit definitions.
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*/
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#define BIT_0 0x1
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#define BIT_1 0x2
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#define BIT_2 0x4
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#define BIT_3 0x8
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#define BIT_4 0x10
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#define BIT_5 0x20
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#define BIT_6 0x40
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#define BIT_7 0x80
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#define BIT_8 0x100
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#define BIT_9 0x200
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#define BIT_10 0x400
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#define BIT_11 0x800
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#define BIT_12 0x1000
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#define BIT_13 0x2000
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#define BIT_14 0x4000
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#define BIT_15 0x8000
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#define BIT_16 0x10000
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#define BIT_17 0x20000
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#define BIT_18 0x40000
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#define BIT_19 0x80000
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#define BIT_20 0x100000
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#define BIT_21 0x200000
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#define BIT_22 0x400000
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#define BIT_23 0x800000
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#define BIT_24 0x1000000
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#define BIT_25 0x2000000
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#define BIT_26 0x4000000
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#define BIT_27 0x8000000
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#define BIT_28 0x10000000
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#define BIT_29 0x20000000
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#define BIT_30 0x40000000
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#define BIT_31 0x80000000
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#if MEMORY_MAPPED_IO
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#define RD_REG_WORD(addr) readw_relaxed(addr)
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#define RD_REG_WORD_dmasync(addr) readw(addr)
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#define WRT_REG_WORD(addr, data) writew(data, addr)
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#else /* MEMORY_MAPPED_IO */
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#define RD_REG_WORD(addr) inw((unsigned long)addr)
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#define RD_REG_WORD_dmasync(addr) RD_REG_WORD(addr)
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#define WRT_REG_WORD(addr, data) outw(data, (unsigned long)addr)
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#endif /* MEMORY_MAPPED_IO */
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/*
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* Host adapter default definitions.
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*/
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#define MAX_BUSES 2 /* 2 */
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#define MAX_B_BITS 1
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#define MAX_TARGETS 16 /* 16 */
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#define MAX_T_BITS 4 /* 4 */
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#define MAX_LUNS 8 /* 32 */
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#define MAX_L_BITS 3 /* 5 */
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/*
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* Watchdog time quantum
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*/
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#define QLA1280_WDG_TIME_QUANTUM 5 /* In seconds */
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/* Command retry count (0-65535) */
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#define COMMAND_RETRY_COUNT 255
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/* Maximum outstanding commands in ISP queues */
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#define MAX_OUTSTANDING_COMMANDS 512
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#define INVALID_HANDLE (MAX_OUTSTANDING_COMMANDS + 2)
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/* ISP request and response entry counts (37-65535) */
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#define REQUEST_ENTRY_CNT 256 /* Number of request entries. */
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#define RESPONSE_ENTRY_CNT 16 /* Number of response entries. */
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/* Number of segments 1 - 65535 */
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#define SG_SEGMENTS 32 /* Cmd entry + 6 continuations */
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/*
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* SCSI Request Block structure (sp) that is placed
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* on cmd->SCp location of every I/O
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*/
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struct srb {
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struct list_head list; /* (8/16) LU queue */
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struct scsi_cmnd *cmd; /* (4/8) SCSI command block */
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/* NOTE: the sp->cmd will be NULL when this completion is
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* called, so you should know the scsi_cmnd when using this */
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struct completion *wait;
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dma_addr_t saved_dma_handle; /* for unmap of single transfers */
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uint8_t flags; /* (1) Status flags. */
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uint8_t dir; /* direction of transfer */
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};
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/*
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* SRB flag definitions
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*/
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#define SRB_TIMEOUT (1 << 0) /* Command timed out */
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#define SRB_SENT (1 << 1) /* Command sent to ISP */
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#define SRB_ABORT_PENDING (1 << 2) /* Command abort sent to device */
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#define SRB_ABORTED (1 << 3) /* Command aborted command already */
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/*
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* ISP I/O Register Set structure definitions.
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*/
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struct device_reg {
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uint16_t id_l; /* ID low */
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uint16_t id_h; /* ID high */
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uint16_t cfg_0; /* Configuration 0 */
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#define ISP_CFG0_HWMSK 0x000f /* Hardware revision mask */
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#define ISP_CFG0_1020 BIT_0 /* ISP1020 */
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#define ISP_CFG0_1020A BIT_1 /* ISP1020A */
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#define ISP_CFG0_1040 BIT_2 /* ISP1040 */
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#define ISP_CFG0_1040A BIT_3 /* ISP1040A */
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#define ISP_CFG0_1040B BIT_4 /* ISP1040B */
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#define ISP_CFG0_1040C BIT_5 /* ISP1040C */
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uint16_t cfg_1; /* Configuration 1 */
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#define ISP_CFG1_F128 BIT_6 /* 128-byte FIFO threshold */
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#define ISP_CFG1_F64 BIT_4|BIT_5 /* 128-byte FIFO threshold */
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#define ISP_CFG1_F32 BIT_5 /* 128-byte FIFO threshold */
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#define ISP_CFG1_F16 BIT_4 /* 128-byte FIFO threshold */
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#define ISP_CFG1_BENAB BIT_2 /* Global Bus burst enable */
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#define ISP_CFG1_SXP BIT_0 /* SXP register select */
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uint16_t ictrl; /* Interface control */
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#define ISP_RESET BIT_0 /* ISP soft reset */
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#define ISP_EN_INT BIT_1 /* ISP enable interrupts. */
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#define ISP_EN_RISC BIT_2 /* ISP enable RISC interrupts. */
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#define ISP_FLASH_ENABLE BIT_8 /* Flash BIOS Read/Write enable */
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#define ISP_FLASH_UPPER BIT_9 /* Flash upper bank select */
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uint16_t istatus; /* Interface status */
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#define PCI_64BIT_SLOT BIT_14 /* PCI 64-bit slot indicator. */
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#define RISC_INT BIT_2 /* RISC interrupt */
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#define PCI_INT BIT_1 /* PCI interrupt */
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uint16_t semaphore; /* Semaphore */
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uint16_t nvram; /* NVRAM register. */
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#define NV_DESELECT 0
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#define NV_CLOCK BIT_0
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#define NV_SELECT BIT_1
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#define NV_DATA_OUT BIT_2
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#define NV_DATA_IN BIT_3
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uint16_t flash_data; /* Flash BIOS data */
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uint16_t flash_address; /* Flash BIOS address */
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uint16_t unused_1[0x06];
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/* cdma_* and ddma_* are 1040 only */
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uint16_t cdma_cfg;
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#define CDMA_CONF_SENAB BIT_3 /* SXP to DMA Data enable */
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#define CDMA_CONF_RIRQ BIT_2 /* RISC interrupt enable */
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#define CDMA_CONF_BENAB BIT_1 /* Bus burst enable */
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#define CDMA_CONF_DIR BIT_0 /* DMA direction (0=fifo->host 1=host->fifo) */
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uint16_t cdma_ctrl;
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uint16_t cdma_status;
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uint16_t cdma_fifo_status;
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uint16_t cdma_count;
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uint16_t cdma_reserved;
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uint16_t cdma_address_count_0;
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uint16_t cdma_address_count_1;
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uint16_t cdma_address_count_2;
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uint16_t cdma_address_count_3;
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uint16_t unused_2[0x06];
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uint16_t ddma_cfg;
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#define DDMA_CONF_SENAB BIT_3 /* SXP to DMA Data enable */
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#define DDMA_CONF_RIRQ BIT_2 /* RISC interrupt enable */
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#define DDMA_CONF_BENAB BIT_1 /* Bus burst enable */
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#define DDMA_CONF_DIR BIT_0 /* DMA direction (0=fifo->host 1=host->fifo) */
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uint16_t ddma_ctrl;
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uint16_t ddma_status;
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uint16_t ddma_fifo_status;
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uint16_t ddma_xfer_count_low;
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uint16_t ddma_xfer_count_high;
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uint16_t ddma_addr_count_0;
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uint16_t ddma_addr_count_1;
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uint16_t ddma_addr_count_2;
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uint16_t ddma_addr_count_3;
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uint16_t unused_3[0x0e];
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uint16_t mailbox0; /* Mailbox 0 */
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uint16_t mailbox1; /* Mailbox 1 */
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uint16_t mailbox2; /* Mailbox 2 */
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uint16_t mailbox3; /* Mailbox 3 */
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uint16_t mailbox4; /* Mailbox 4 */
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uint16_t mailbox5; /* Mailbox 5 */
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uint16_t mailbox6; /* Mailbox 6 */
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uint16_t mailbox7; /* Mailbox 7 */
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uint16_t unused_4[0x20];/* 0x80-0xbf Gap */
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uint16_t host_cmd; /* Host command and control */
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#define HOST_INT BIT_7 /* host interrupt bit */
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#define BIOS_ENABLE BIT_0
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uint16_t unused_5[0x5]; /* 0xc2-0xcb Gap */
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uint16_t gpio_data;
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uint16_t gpio_enable;
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uint16_t unused_6[0x11]; /* d0-f0 */
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uint16_t scsiControlPins; /* f2 */
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};
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#define MAILBOX_REGISTER_COUNT 8
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/*
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* ISP product identification definitions in mailboxes after reset.
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*/
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#define PROD_ID_1 0x4953
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#define PROD_ID_2 0x0000
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#define PROD_ID_2a 0x5020
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#define PROD_ID_3 0x2020
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#define PROD_ID_4 0x1
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/*
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* ISP host command and control register command definitions
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*/
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#define HC_RESET_RISC 0x1000 /* Reset RISC */
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#define HC_PAUSE_RISC 0x2000 /* Pause RISC */
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#define HC_RELEASE_RISC 0x3000 /* Release RISC from reset. */
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#define HC_SET_HOST_INT 0x5000 /* Set host interrupt */
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#define HC_CLR_HOST_INT 0x6000 /* Clear HOST interrupt */
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#define HC_CLR_RISC_INT 0x7000 /* Clear RISC interrupt */
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#define HC_DISABLE_BIOS 0x9000 /* Disable BIOS. */
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/*
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* ISP mailbox Self-Test status codes
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*/
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#define MBS_FRM_ALIVE 0 /* Firmware Alive. */
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#define MBS_CHKSUM_ERR 1 /* Checksum Error. */
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#define MBS_SHADOW_LD_ERR 2 /* Shadow Load Error. */
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#define MBS_BUSY 4 /* Busy. */
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/*
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* ISP mailbox command complete status codes
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*/
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#define MBS_CMD_CMP 0x4000 /* Command Complete. */
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#define MBS_INV_CMD 0x4001 /* Invalid Command. */
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#define MBS_HOST_INF_ERR 0x4002 /* Host Interface Error. */
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#define MBS_TEST_FAILED 0x4003 /* Test Failed. */
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#define MBS_CMD_ERR 0x4005 /* Command Error. */
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#define MBS_CMD_PARAM_ERR 0x4006 /* Command Parameter Error. */
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/*
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* ISP mailbox asynchronous event status codes
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*/
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#define MBA_ASYNC_EVENT 0x8000 /* Asynchronous event. */
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#define MBA_BUS_RESET 0x8001 /* SCSI Bus Reset. */
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#define MBA_SYSTEM_ERR 0x8002 /* System Error. */
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#define MBA_REQ_TRANSFER_ERR 0x8003 /* Request Transfer Error. */
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#define MBA_RSP_TRANSFER_ERR 0x8004 /* Response Transfer Error. */
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#define MBA_WAKEUP_THRES 0x8005 /* Request Queue Wake-up. */
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#define MBA_TIMEOUT_RESET 0x8006 /* Execution Timeout Reset. */
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#define MBA_DEVICE_RESET 0x8007 /* Bus Device Reset. */
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#define MBA_BUS_MODE_CHANGE 0x800E /* SCSI bus mode transition. */
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#define MBA_SCSI_COMPLETION 0x8020 /* Completion response. */
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/*
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* ISP mailbox commands
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*/
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#define MBC_NOP 0 /* No Operation */
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#define MBC_LOAD_RAM 1 /* Load RAM */
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#define MBC_EXECUTE_FIRMWARE 2 /* Execute firmware */
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#define MBC_DUMP_RAM 3 /* Dump RAM contents */
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#define MBC_WRITE_RAM_WORD 4 /* Write ram word */
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#define MBC_READ_RAM_WORD 5 /* Read ram word */
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#define MBC_MAILBOX_REGISTER_TEST 6 /* Wrap incoming mailboxes */
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#define MBC_VERIFY_CHECKSUM 7 /* Verify checksum */
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#define MBC_ABOUT_FIRMWARE 8 /* Get firmware revision */
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#define MBC_INIT_REQUEST_QUEUE 0x10 /* Initialize request queue */
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#define MBC_INIT_RESPONSE_QUEUE 0x11 /* Initialize response queue */
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#define MBC_EXECUTE_IOCB 0x12 /* Execute IOCB command */
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#define MBC_ABORT_COMMAND 0x15 /* Abort IOCB command */
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#define MBC_ABORT_DEVICE 0x16 /* Abort device (ID/LUN) */
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#define MBC_ABORT_TARGET 0x17 /* Abort target (ID) */
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#define MBC_BUS_RESET 0x18 /* SCSI bus reset */
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#define MBC_GET_RETRY_COUNT 0x22 /* Get retry count and delay */
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#define MBC_GET_TARGET_PARAMETERS 0x28 /* Get target parameters */
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#define MBC_SET_INITIATOR_ID 0x30 /* Set initiator SCSI ID */
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#define MBC_SET_SELECTION_TIMEOUT 0x31 /* Set selection timeout */
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#define MBC_SET_RETRY_COUNT 0x32 /* Set retry count and delay */
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#define MBC_SET_TAG_AGE_LIMIT 0x33 /* Set tag age limit */
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#define MBC_SET_CLOCK_RATE 0x34 /* Set clock rate */
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#define MBC_SET_ACTIVE_NEGATION 0x35 /* Set active negation state */
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#define MBC_SET_ASYNC_DATA_SETUP 0x36 /* Set async data setup time */
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#define MBC_SET_PCI_CONTROL 0x37 /* Set BUS control parameters */
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#define MBC_SET_TARGET_PARAMETERS 0x38 /* Set target parameters */
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#define MBC_SET_DEVICE_QUEUE 0x39 /* Set device queue parameters */
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#define MBC_SET_RESET_DELAY_PARAMETERS 0x3A /* Set reset delay parameters */
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#define MBC_SET_SYSTEM_PARAMETER 0x45 /* Set system parameter word */
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#define MBC_SET_FIRMWARE_FEATURES 0x4A /* Set firmware feature word */
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#define MBC_INIT_REQUEST_QUEUE_A64 0x52 /* Initialize request queue A64 */
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#define MBC_INIT_RESPONSE_QUEUE_A64 0x53 /* Initialize response q A64 */
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#define MBC_ENABLE_TARGET_MODE 0x55 /* Enable target mode */
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#define MBC_SET_DATA_OVERRUN_RECOVERY 0x5A /* Set data overrun recovery mode */
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/*
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* ISP Get/Set Target Parameters mailbox command control flags.
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*/
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#define TP_PPR BIT_5 /* PPR */
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#define TP_RENEGOTIATE BIT_8 /* Renegotiate on error. */
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#define TP_STOP_QUEUE BIT_9 /* Stop que on check condition */
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#define TP_AUTO_REQUEST_SENSE BIT_10 /* Automatic request sense. */
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#define TP_TAGGED_QUEUE BIT_11 /* Tagged queuing. */
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#define TP_SYNC BIT_12 /* Synchronous data transfers. */
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#define TP_WIDE BIT_13 /* Wide data transfers. */
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#define TP_PARITY BIT_14 /* Parity checking. */
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#define TP_DISCONNECT BIT_15 /* Disconnect privilege. */
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/*
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* NVRAM Command values.
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*/
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#define NV_START_BIT BIT_2
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#define NV_WRITE_OP (BIT_26 | BIT_24)
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#define NV_READ_OP (BIT_26 | BIT_25)
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#define NV_ERASE_OP (BIT_26 | BIT_25 | BIT_24)
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#define NV_MASK_OP (BIT_26 | BIT_25 | BIT_24)
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#define NV_DELAY_COUNT 10
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/*
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* QLogic ISP1280/ISP12160 NVRAM structure definition.
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*/
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struct nvram {
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uint8_t id0; /* 0 */
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uint8_t id1; /* 1 */
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uint8_t id2; /* 2 */
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uint8_t id3; /* 3 */
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uint8_t version; /* 4 */
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struct {
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uint8_t bios_configuration_mode:2;
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uint8_t bios_disable:1;
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uint8_t selectable_scsi_boot_enable:1;
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uint8_t cd_rom_boot_enable:1;
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uint8_t disable_loading_risc_code:1;
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uint8_t enable_64bit_addressing:1;
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uint8_t unused_7:1;
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} cntr_flags_1; /* 5 */
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struct {
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uint8_t boot_lun_number:5;
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uint8_t scsi_bus_number:1;
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uint8_t unused_6:1;
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uint8_t unused_7:1;
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} cntr_flags_2l; /* 7 */
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struct {
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uint8_t boot_target_number:4;
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uint8_t unused_12:1;
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uint8_t unused_13:1;
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uint8_t unused_14:1;
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uint8_t unused_15:1;
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} cntr_flags_2h; /* 8 */
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uint16_t unused_8; /* 8, 9 */
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uint16_t unused_10; /* 10, 11 */
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uint16_t unused_12; /* 12, 13 */
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uint16_t unused_14; /* 14, 15 */
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union {
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uint8_t c;
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struct {
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uint8_t reserved:2;
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uint8_t burst_enable:1;
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uint8_t reserved_1:1;
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uint8_t fifo_threshold:4;
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} f;
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} isp_config; /* 16 */
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/* Termination
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* 0 = Disable, 1 = high only, 3 = Auto term
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*/
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union {
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uint8_t c;
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struct {
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uint8_t scsi_bus_1_control:2;
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uint8_t scsi_bus_0_control:2;
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uint8_t unused_0:1;
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uint8_t unused_1:1;
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uint8_t unused_2:1;
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uint8_t auto_term_support:1;
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} f;
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} termination; /* 17 */
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uint16_t isp_parameter; /* 18, 19 */
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union {
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uint16_t w;
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struct {
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uint16_t enable_fast_posting:1;
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uint16_t report_lvd_bus_transition:1;
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uint16_t unused_2:1;
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uint16_t unused_3:1;
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uint16_t disable_iosbs_with_bus_reset_status:1;
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uint16_t disable_synchronous_backoff:1;
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uint16_t unused_6:1;
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uint16_t synchronous_backoff_reporting:1;
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uint16_t disable_reselection_fairness:1;
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uint16_t unused_9:1;
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uint16_t unused_10:1;
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uint16_t unused_11:1;
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uint16_t unused_12:1;
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uint16_t unused_13:1;
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uint16_t unused_14:1;
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uint16_t unused_15:1;
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} f;
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} firmware_feature; /* 20, 21 */
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uint16_t unused_22; /* 22, 23 */
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struct {
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struct {
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uint8_t initiator_id:4;
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uint8_t scsi_reset_disable:1;
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uint8_t scsi_bus_size:1;
|
|
uint8_t scsi_bus_type:1;
|
|
uint8_t unused_7:1;
|
|
} config_1; /* 24 */
|
|
|
|
uint8_t bus_reset_delay; /* 25 */
|
|
uint8_t retry_count; /* 26 */
|
|
uint8_t retry_delay; /* 27 */
|
|
|
|
struct {
|
|
uint8_t async_data_setup_time:4;
|
|
uint8_t req_ack_active_negation:1;
|
|
uint8_t data_line_active_negation:1;
|
|
uint8_t unused_6:1;
|
|
uint8_t unused_7:1;
|
|
} config_2; /* 28 */
|
|
|
|
uint8_t unused_29; /* 29 */
|
|
|
|
uint16_t selection_timeout; /* 30, 31 */
|
|
uint16_t max_queue_depth; /* 32, 33 */
|
|
|
|
uint16_t unused_34; /* 34, 35 */
|
|
uint16_t unused_36; /* 36, 37 */
|
|
uint16_t unused_38; /* 38, 39 */
|
|
|
|
struct {
|
|
union {
|
|
uint8_t c;
|
|
struct {
|
|
uint8_t renegotiate_on_error:1;
|
|
uint8_t stop_queue_on_check:1;
|
|
uint8_t auto_request_sense:1;
|
|
uint8_t tag_queuing:1;
|
|
uint8_t enable_sync:1;
|
|
uint8_t enable_wide:1;
|
|
uint8_t parity_checking:1;
|
|
uint8_t disconnect_allowed:1;
|
|
} f;
|
|
} parameter; /* 40 */
|
|
|
|
uint8_t execution_throttle; /* 41 */
|
|
uint8_t sync_period; /* 42 */
|
|
|
|
union { /* 43 */
|
|
uint8_t flags_43;
|
|
struct {
|
|
uint8_t sync_offset:4;
|
|
uint8_t device_enable:1;
|
|
uint8_t lun_disable:1;
|
|
uint8_t unused_6:1;
|
|
uint8_t unused_7:1;
|
|
} flags1x80;
|
|
struct {
|
|
uint8_t sync_offset:5;
|
|
uint8_t device_enable:1;
|
|
uint8_t unused_6:1;
|
|
uint8_t unused_7:1;
|
|
} flags1x160;
|
|
} flags;
|
|
union { /* PPR flags for the 1x160 controllers */
|
|
uint8_t unused_44;
|
|
struct {
|
|
uint8_t ppr_options:4;
|
|
uint8_t ppr_bus_width:2;
|
|
uint8_t unused_8:1;
|
|
uint8_t enable_ppr:1;
|
|
} flags; /* 44 */
|
|
} ppr_1x160;
|
|
uint8_t unused_45; /* 45 */
|
|
} target[MAX_TARGETS];
|
|
} bus[MAX_BUSES];
|
|
|
|
uint16_t unused_248; /* 248, 249 */
|
|
|
|
uint16_t subsystem_id[2]; /* 250, 251, 252, 253 */
|
|
|
|
union { /* 254 */
|
|
uint8_t unused_254;
|
|
uint8_t system_id_pointer;
|
|
} sysid_1x160;
|
|
|
|
uint8_t chksum; /* 255 */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - command entry structure definition.
|
|
*/
|
|
#define MAX_CMDSZ 12 /* SCSI maximum CDB size. */
|
|
struct cmd_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define COMMAND_TYPE 1 /* Command entry */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t sys_define; /* System defined. */
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t handle; /* System handle. */
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t target; /* SCSI ID */
|
|
uint16_t cdb_len; /* SCSI command length. */
|
|
uint16_t control_flags; /* Control flags. */
|
|
uint16_t reserved;
|
|
uint16_t timeout; /* Command timeout. */
|
|
uint16_t dseg_count; /* Data segment count. */
|
|
uint8_t scsi_cdb[MAX_CMDSZ]; /* SCSI command words. */
|
|
uint32_t dseg_0_address; /* Data segment 0 address. */
|
|
uint32_t dseg_0_length; /* Data segment 0 length. */
|
|
uint32_t dseg_1_address; /* Data segment 1 address. */
|
|
uint32_t dseg_1_length; /* Data segment 1 length. */
|
|
uint32_t dseg_2_address; /* Data segment 2 address. */
|
|
uint32_t dseg_2_length; /* Data segment 2 length. */
|
|
uint32_t dseg_3_address; /* Data segment 3 address. */
|
|
uint32_t dseg_3_length; /* Data segment 3 length. */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - continuation entry structure definition.
|
|
*/
|
|
struct cont_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define CONTINUE_TYPE 2 /* Continuation entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t sys_define; /* System defined. */
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved; /* Reserved */
|
|
uint32_t dseg_0_address; /* Data segment 0 address. */
|
|
uint32_t dseg_0_length; /* Data segment 0 length. */
|
|
uint32_t dseg_1_address; /* Data segment 1 address. */
|
|
uint32_t dseg_1_length; /* Data segment 1 length. */
|
|
uint32_t dseg_2_address; /* Data segment 2 address. */
|
|
uint32_t dseg_2_length; /* Data segment 2 length. */
|
|
uint32_t dseg_3_address; /* Data segment 3 address. */
|
|
uint32_t dseg_3_length; /* Data segment 3 length. */
|
|
uint32_t dseg_4_address; /* Data segment 4 address. */
|
|
uint32_t dseg_4_length; /* Data segment 4 length. */
|
|
uint32_t dseg_5_address; /* Data segment 5 address. */
|
|
uint32_t dseg_5_length; /* Data segment 5 length. */
|
|
uint32_t dseg_6_address; /* Data segment 6 address. */
|
|
uint32_t dseg_6_length; /* Data segment 6 length. */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - status entry structure definition.
|
|
*/
|
|
struct response {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define STATUS_TYPE 3 /* Status entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t sys_define; /* System defined. */
|
|
uint8_t entry_status; /* Entry Status. */
|
|
#define RF_CONT BIT_0 /* Continuation. */
|
|
#define RF_FULL BIT_1 /* Full */
|
|
#define RF_BAD_HEADER BIT_2 /* Bad header. */
|
|
#define RF_BAD_PAYLOAD BIT_3 /* Bad payload. */
|
|
uint32_t handle; /* System handle. */
|
|
uint16_t scsi_status; /* SCSI status. */
|
|
uint16_t comp_status; /* Completion status. */
|
|
uint16_t state_flags; /* State flags. */
|
|
#define SF_TRANSFER_CMPL BIT_14 /* Transfer Complete. */
|
|
#define SF_GOT_SENSE BIT_13 /* Got Sense */
|
|
#define SF_GOT_STATUS BIT_12 /* Got Status */
|
|
#define SF_TRANSFERRED_DATA BIT_11 /* Transferred data */
|
|
#define SF_SENT_CDB BIT_10 /* Send CDB */
|
|
#define SF_GOT_TARGET BIT_9 /* */
|
|
#define SF_GOT_BUS BIT_8 /* */
|
|
uint16_t status_flags; /* Status flags. */
|
|
uint16_t time; /* Time. */
|
|
uint16_t req_sense_length; /* Request sense data length. */
|
|
uint32_t residual_length; /* Residual transfer length. */
|
|
uint16_t reserved[4];
|
|
uint8_t req_sense_data[32]; /* Request sense data. */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - marker entry structure definition.
|
|
*/
|
|
struct mrk_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define MARKER_TYPE 4 /* Marker entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t sys_define; /* System defined. */
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved;
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t target; /* SCSI ID */
|
|
uint8_t modifier; /* Modifier (7-0). */
|
|
#define MK_SYNC_ID_LUN 0 /* Synchronize ID/LUN */
|
|
#define MK_SYNC_ID 1 /* Synchronize ID */
|
|
#define MK_SYNC_ALL 2 /* Synchronize all ID/LUN */
|
|
uint8_t reserved_1[53];
|
|
};
|
|
|
|
/*
|
|
* ISP queue - extended command entry structure definition.
|
|
*
|
|
* Unused by the driver!
|
|
*/
|
|
struct ecmd_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define EXTENDED_CMD_TYPE 5 /* Extended command entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t sys_define; /* System defined. */
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t handle; /* System handle. */
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t target; /* SCSI ID */
|
|
uint16_t cdb_len; /* SCSI command length. */
|
|
uint16_t control_flags; /* Control flags. */
|
|
uint16_t reserved;
|
|
uint16_t timeout; /* Command timeout. */
|
|
uint16_t dseg_count; /* Data segment count. */
|
|
uint8_t scsi_cdb[88]; /* SCSI command words. */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - 64-Bit addressing, command entry structure definition.
|
|
*/
|
|
typedef struct {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define COMMAND_A64_TYPE 9 /* Command A64 entry */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t sys_define; /* System defined. */
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t handle; /* System handle. */
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t target; /* SCSI ID */
|
|
uint16_t cdb_len; /* SCSI command length. */
|
|
uint16_t control_flags; /* Control flags. */
|
|
uint16_t reserved;
|
|
uint16_t timeout; /* Command timeout. */
|
|
uint16_t dseg_count; /* Data segment count. */
|
|
uint8_t scsi_cdb[MAX_CMDSZ]; /* SCSI command words. */
|
|
uint32_t reserved_1[2]; /* unused */
|
|
uint32_t dseg_0_address[2]; /* Data segment 0 address. */
|
|
uint32_t dseg_0_length; /* Data segment 0 length. */
|
|
uint32_t dseg_1_address[2]; /* Data segment 1 address. */
|
|
uint32_t dseg_1_length; /* Data segment 1 length. */
|
|
} cmd_a64_entry_t, request_t;
|
|
|
|
/*
|
|
* ISP queue - 64-Bit addressing, continuation entry structure definition.
|
|
*/
|
|
struct cont_a64_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define CONTINUE_A64_TYPE 0xA /* Continuation A64 entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t sys_define; /* System defined. */
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t dseg_0_address[2]; /* Data segment 0 address. */
|
|
uint32_t dseg_0_length; /* Data segment 0 length. */
|
|
uint32_t dseg_1_address[2]; /* Data segment 1 address. */
|
|
uint32_t dseg_1_length; /* Data segment 1 length. */
|
|
uint32_t dseg_2_address[2]; /* Data segment 2 address. */
|
|
uint32_t dseg_2_length; /* Data segment 2 length. */
|
|
uint32_t dseg_3_address[2]; /* Data segment 3 address. */
|
|
uint32_t dseg_3_length; /* Data segment 3 length. */
|
|
uint32_t dseg_4_address[2]; /* Data segment 4 address. */
|
|
uint32_t dseg_4_length; /* Data segment 4 length. */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - enable LUN entry structure definition.
|
|
*/
|
|
struct elun_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define ENABLE_LUN_TYPE 0xB /* Enable LUN entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status not used. */
|
|
uint32_t reserved_2;
|
|
uint16_t lun; /* Bit 15 is bus number. */
|
|
uint16_t reserved_4;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t reserved_5;
|
|
uint8_t command_count; /* Number of ATIOs allocated. */
|
|
uint8_t immed_notify_count; /* Number of Immediate Notify */
|
|
/* entries allocated. */
|
|
uint8_t group_6_length; /* SCSI CDB length for group 6 */
|
|
/* commands (2-26). */
|
|
uint8_t group_7_length; /* SCSI CDB length for group 7 */
|
|
/* commands (2-26). */
|
|
uint16_t timeout; /* 0 = 30 seconds, 0xFFFF = disable */
|
|
uint16_t reserved_6[20];
|
|
};
|
|
|
|
/*
|
|
* ISP queue - modify LUN entry structure definition.
|
|
*
|
|
* Unused by the driver!
|
|
*/
|
|
struct modify_lun_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define MODIFY_LUN_TYPE 0xC /* Modify LUN entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t reserved_3;
|
|
uint8_t operators;
|
|
uint8_t reserved_4;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t reserved_5;
|
|
uint8_t command_count; /* Number of ATIOs allocated. */
|
|
uint8_t immed_notify_count; /* Number of Immediate Notify */
|
|
/* entries allocated. */
|
|
uint16_t reserved_6;
|
|
uint16_t timeout; /* 0 = 30 seconds, 0xFFFF = disable */
|
|
uint16_t reserved_7[20];
|
|
};
|
|
|
|
/*
|
|
* ISP queue - immediate notify entry structure definition.
|
|
*/
|
|
struct notify_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define IMMED_NOTIFY_TYPE 0xD /* Immediate notify entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun;
|
|
uint8_t initiator_id;
|
|
uint8_t reserved_3;
|
|
uint8_t target_id;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t reserved_4;
|
|
uint8_t tag_value; /* Received queue tag message value */
|
|
uint8_t tag_type; /* Received queue tag message type */
|
|
/* entries allocated. */
|
|
uint16_t seq_id;
|
|
uint8_t scsi_msg[8]; /* SCSI message not handled by ISP */
|
|
uint16_t reserved_5[8];
|
|
uint8_t sense_data[18];
|
|
};
|
|
|
|
/*
|
|
* ISP queue - notify acknowledge entry structure definition.
|
|
*/
|
|
struct nack_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define NOTIFY_ACK_TYPE 0xE /* Notify acknowledge entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun;
|
|
uint8_t initiator_id;
|
|
uint8_t reserved_3;
|
|
uint8_t target_id;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t event;
|
|
uint16_t seq_id;
|
|
uint16_t reserved_4[22];
|
|
};
|
|
|
|
/*
|
|
* ISP queue - Accept Target I/O (ATIO) entry structure definition.
|
|
*/
|
|
struct atio_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define ACCEPT_TGT_IO_TYPE 6 /* Accept target I/O entry. */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun;
|
|
uint8_t initiator_id;
|
|
uint8_t cdb_len;
|
|
uint8_t target_id;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t scsi_status;
|
|
uint8_t tag_value; /* Received queue tag message value */
|
|
uint8_t tag_type; /* Received queue tag message type */
|
|
uint8_t cdb[26];
|
|
uint8_t sense_data[18];
|
|
};
|
|
|
|
/*
|
|
* ISP queue - Continue Target I/O (CTIO) entry structure definition.
|
|
*/
|
|
struct ctio_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define CONTINUE_TGT_IO_TYPE 7 /* CTIO entry */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t initiator_id;
|
|
uint8_t reserved_3;
|
|
uint8_t target_id;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t scsi_status;
|
|
uint8_t tag_value; /* Received queue tag message value */
|
|
uint8_t tag_type; /* Received queue tag message type */
|
|
uint32_t transfer_length;
|
|
uint32_t residual;
|
|
uint16_t timeout; /* 0 = 30 seconds, 0xFFFF = disable */
|
|
uint16_t dseg_count; /* Data segment count. */
|
|
uint32_t dseg_0_address; /* Data segment 0 address. */
|
|
uint32_t dseg_0_length; /* Data segment 0 length. */
|
|
uint32_t dseg_1_address; /* Data segment 1 address. */
|
|
uint32_t dseg_1_length; /* Data segment 1 length. */
|
|
uint32_t dseg_2_address; /* Data segment 2 address. */
|
|
uint32_t dseg_2_length; /* Data segment 2 length. */
|
|
uint32_t dseg_3_address; /* Data segment 3 address. */
|
|
uint32_t dseg_3_length; /* Data segment 3 length. */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - CTIO returned entry structure definition.
|
|
*/
|
|
struct ctio_ret_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define CTIO_RET_TYPE 7 /* CTIO return entry */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t initiator_id;
|
|
uint8_t reserved_3;
|
|
uint8_t target_id;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t scsi_status;
|
|
uint8_t tag_value; /* Received queue tag message value */
|
|
uint8_t tag_type; /* Received queue tag message type */
|
|
uint32_t transfer_length;
|
|
uint32_t residual;
|
|
uint16_t timeout; /* 0 = 30 seconds, 0xFFFF = disable */
|
|
uint16_t dseg_count; /* Data segment count. */
|
|
uint32_t dseg_0_address; /* Data segment 0 address. */
|
|
uint32_t dseg_0_length; /* Data segment 0 length. */
|
|
uint32_t dseg_1_address; /* Data segment 1 address. */
|
|
uint16_t dseg_1_length; /* Data segment 1 length. */
|
|
uint8_t sense_data[18];
|
|
};
|
|
|
|
/*
|
|
* ISP queue - CTIO A64 entry structure definition.
|
|
*/
|
|
struct ctio_a64_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define CTIO_A64_TYPE 0xF /* CTIO A64 entry */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t initiator_id;
|
|
uint8_t reserved_3;
|
|
uint8_t target_id;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t scsi_status;
|
|
uint8_t tag_value; /* Received queue tag message value */
|
|
uint8_t tag_type; /* Received queue tag message type */
|
|
uint32_t transfer_length;
|
|
uint32_t residual;
|
|
uint16_t timeout; /* 0 = 30 seconds, 0xFFFF = disable */
|
|
uint16_t dseg_count; /* Data segment count. */
|
|
uint32_t reserved_4[2];
|
|
uint32_t dseg_0_address[2]; /* Data segment 0 address. */
|
|
uint32_t dseg_0_length; /* Data segment 0 length. */
|
|
uint32_t dseg_1_address[2]; /* Data segment 1 address. */
|
|
uint32_t dseg_1_length; /* Data segment 1 length. */
|
|
};
|
|
|
|
/*
|
|
* ISP queue - CTIO returned entry structure definition.
|
|
*/
|
|
struct ctio_a64_ret_entry {
|
|
uint8_t entry_type; /* Entry type. */
|
|
#define CTIO_A64_RET_TYPE 0xF /* CTIO A64 returned entry */
|
|
uint8_t entry_count; /* Entry count. */
|
|
uint8_t reserved_1;
|
|
uint8_t entry_status; /* Entry Status. */
|
|
uint32_t reserved_2;
|
|
uint8_t lun; /* SCSI LUN */
|
|
uint8_t initiator_id;
|
|
uint8_t reserved_3;
|
|
uint8_t target_id;
|
|
uint32_t option_flags;
|
|
uint8_t status;
|
|
uint8_t scsi_status;
|
|
uint8_t tag_value; /* Received queue tag message value */
|
|
uint8_t tag_type; /* Received queue tag message type */
|
|
uint32_t transfer_length;
|
|
uint32_t residual;
|
|
uint16_t timeout; /* 0 = 30 seconds, 0xFFFF = disable */
|
|
uint16_t dseg_count; /* Data segment count. */
|
|
uint16_t reserved_4[7];
|
|
uint8_t sense_data[18];
|
|
};
|
|
|
|
/*
|
|
* ISP request and response queue entry sizes
|
|
*/
|
|
#define RESPONSE_ENTRY_SIZE (sizeof(struct response))
|
|
#define REQUEST_ENTRY_SIZE (sizeof(request_t))
|
|
|
|
/*
|
|
* ISP status entry - completion status definitions.
|
|
*/
|
|
#define CS_COMPLETE 0x0 /* No errors */
|
|
#define CS_INCOMPLETE 0x1 /* Incomplete transfer of cmd. */
|
|
#define CS_DMA 0x2 /* A DMA direction error. */
|
|
#define CS_TRANSPORT 0x3 /* Transport error. */
|
|
#define CS_RESET 0x4 /* SCSI bus reset occurred */
|
|
#define CS_ABORTED 0x5 /* System aborted command. */
|
|
#define CS_TIMEOUT 0x6 /* Timeout error. */
|
|
#define CS_DATA_OVERRUN 0x7 /* Data overrun. */
|
|
#define CS_COMMAND_OVERRUN 0x8 /* Command Overrun. */
|
|
#define CS_STATUS_OVERRUN 0x9 /* Status Overrun. */
|
|
#define CS_BAD_MSG 0xA /* Bad msg after status phase. */
|
|
#define CS_NO_MSG_OUT 0xB /* No msg out after selection. */
|
|
#define CS_EXTENDED_ID 0xC /* Extended ID failed. */
|
|
#define CS_IDE_MSG 0xD /* Target rejected IDE msg. */
|
|
#define CS_ABORT_MSG 0xE /* Target rejected abort msg. */
|
|
#define CS_REJECT_MSG 0xF /* Target rejected reject msg. */
|
|
#define CS_NOP_MSG 0x10 /* Target rejected NOP msg. */
|
|
#define CS_PARITY_MSG 0x11 /* Target rejected parity msg. */
|
|
#define CS_DEV_RESET_MSG 0x12 /* Target rejected dev rst msg. */
|
|
#define CS_ID_MSG 0x13 /* Target rejected ID msg. */
|
|
#define CS_FREE 0x14 /* Unexpected bus free. */
|
|
#define CS_DATA_UNDERRUN 0x15 /* Data Underrun. */
|
|
#define CS_TRANACTION_1 0x18 /* Transaction error 1 */
|
|
#define CS_TRANACTION_2 0x19 /* Transaction error 2 */
|
|
#define CS_TRANACTION_3 0x1a /* Transaction error 3 */
|
|
#define CS_INV_ENTRY_TYPE 0x1b /* Invalid entry type */
|
|
#define CS_DEV_QUEUE_FULL 0x1c /* Device queue full */
|
|
#define CS_PHASED_SKIPPED 0x1d /* SCSI phase skipped */
|
|
#define CS_ARS_FAILED 0x1e /* ARS failed */
|
|
#define CS_LVD_BUS_ERROR 0x21 /* LVD bus error */
|
|
#define CS_BAD_PAYLOAD 0x80 /* Driver defined */
|
|
#define CS_UNKNOWN 0x81 /* Driver defined */
|
|
#define CS_RETRY 0x82 /* Driver defined */
|
|
|
|
/*
|
|
* ISP status entry - SCSI status byte bit definitions.
|
|
*/
|
|
#define SS_CHECK_CONDITION BIT_1
|
|
#define SS_CONDITION_MET BIT_2
|
|
#define SS_BUSY_CONDITION BIT_3
|
|
#define SS_RESERVE_CONFLICT (BIT_4 | BIT_3)
|
|
|
|
/*
|
|
* ISP target entries - Option flags bit definitions.
|
|
*/
|
|
#define OF_ENABLE_TAG BIT_1 /* Tagged queue action enable */
|
|
#define OF_DATA_IN BIT_6 /* Data in to initiator */
|
|
/* (data from target to initiator) */
|
|
#define OF_DATA_OUT BIT_7 /* Data out from initiator */
|
|
/* (data from initiator to target) */
|
|
#define OF_NO_DATA (BIT_7 | BIT_6)
|
|
#define OF_DISC_DISABLED BIT_15 /* Disconnects disabled */
|
|
#define OF_DISABLE_SDP BIT_24 /* Disable sending save data ptr */
|
|
#define OF_SEND_RDP BIT_26 /* Send restore data pointers msg */
|
|
#define OF_FORCE_DISC BIT_30 /* Disconnects mandatory */
|
|
#define OF_SSTS BIT_31 /* Send SCSI status */
|
|
|
|
|
|
/*
|
|
* BUS parameters/settings structure - UNUSED
|
|
*/
|
|
struct bus_param {
|
|
uint8_t id; /* Host adapter SCSI id */
|
|
uint8_t bus_reset_delay; /* SCSI bus reset delay. */
|
|
uint8_t failed_reset_count; /* number of time reset failed */
|
|
uint8_t unused;
|
|
uint16_t device_enables; /* Device enable bits. */
|
|
uint16_t lun_disables; /* LUN disable bits. */
|
|
uint16_t qtag_enables; /* Tag queue enables. */
|
|
uint16_t hiwat; /* High water mark per device. */
|
|
uint8_t reset_marker:1;
|
|
uint8_t disable_scsi_reset:1;
|
|
uint8_t scsi_bus_dead:1; /* SCSI Bus is Dead, when 5 back to back resets failed */
|
|
};
|
|
|
|
|
|
struct qla_driver_setup {
|
|
uint32_t no_sync:1;
|
|
uint32_t no_wide:1;
|
|
uint32_t no_ppr:1;
|
|
uint32_t no_nvram:1;
|
|
uint16_t sync_mask;
|
|
uint16_t wide_mask;
|
|
uint16_t ppr_mask;
|
|
};
|
|
|
|
|
|
/*
|
|
* Linux Host Adapter structure
|
|
*/
|
|
struct scsi_qla_host {
|
|
/* Linux adapter configuration data */
|
|
struct Scsi_Host *host; /* pointer to host data */
|
|
struct scsi_qla_host *next;
|
|
struct device_reg __iomem *iobase; /* Base Memory-mapped I/O address */
|
|
|
|
unsigned char __iomem *mmpbase; /* memory mapped address */
|
|
unsigned long host_no;
|
|
struct pci_dev *pdev;
|
|
uint8_t devnum;
|
|
uint8_t revision;
|
|
uint8_t ports;
|
|
|
|
unsigned long actthreads;
|
|
unsigned long isr_count; /* Interrupt count */
|
|
unsigned long spurious_int;
|
|
|
|
/* Outstandings ISP commands. */
|
|
struct srb *outstanding_cmds[MAX_OUTSTANDING_COMMANDS];
|
|
|
|
/* BUS configuration data */
|
|
struct bus_param bus_settings[MAX_BUSES];
|
|
|
|
/* Received ISP mailbox data. */
|
|
volatile uint16_t mailbox_out[MAILBOX_REGISTER_COUNT];
|
|
|
|
dma_addr_t request_dma; /* Physical Address */
|
|
request_t *request_ring; /* Base virtual address */
|
|
request_t *request_ring_ptr; /* Current address. */
|
|
uint16_t req_ring_index; /* Current index. */
|
|
uint16_t req_q_cnt; /* Number of available entries. */
|
|
|
|
dma_addr_t response_dma; /* Physical address. */
|
|
struct response *response_ring; /* Base virtual address */
|
|
struct response *response_ring_ptr; /* Current address. */
|
|
uint16_t rsp_ring_index; /* Current index. */
|
|
|
|
struct list_head done_q; /* Done queue */
|
|
|
|
struct completion *mailbox_wait;
|
|
|
|
volatile struct {
|
|
uint32_t online:1; /* 0 */
|
|
uint32_t reset_marker:1; /* 1 */
|
|
uint32_t disable_host_adapter:1; /* 2 */
|
|
uint32_t reset_active:1; /* 3 */
|
|
uint32_t abort_isp_active:1; /* 4 */
|
|
uint32_t disable_risc_code_load:1; /* 5 */
|
|
uint32_t enable_64bit_addressing:1; /* 6 */
|
|
uint32_t in_reset:1; /* 7 */
|
|
uint32_t ints_enabled:1;
|
|
uint32_t ignore_nvram:1;
|
|
#ifdef __ia64__
|
|
uint32_t use_pci_vchannel:1;
|
|
#endif
|
|
} flags;
|
|
|
|
struct nvram nvram;
|
|
int nvram_valid;
|
|
};
|
|
|
|
#endif /* _QLA1280_H */
|