/****************************************************************************** * QLOGIC LINUX SOFTWARE * * QLogic ISP1280 (Ultra2) /12160 (Ultra3) SCSI driver * Copyright (C) 2000 Qlogic Corporation * (www.qlogic.com) * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2, or (at your option) any * later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * ******************************************************************************/ #ifndef _IO_HBA_QLA1280_H /* wrapper symbol for kernel use */ #define _IO_HBA_QLA1280_H /* subject to change without notice */ #ifndef HOSTS_C /* included in hosts.c */ /* * Data bit definitions. */ #define BIT_0 0x1 #define BIT_1 0x2 #define BIT_2 0x4 #define BIT_3 0x8 #define BIT_4 0x10 #define BIT_5 0x20 #define BIT_6 0x40 #define BIT_7 0x80 #define BIT_8 0x100 #define BIT_9 0x200 #define BIT_10 0x400 #define BIT_11 0x800 #define BIT_12 0x1000 #define BIT_13 0x2000 #define BIT_14 0x4000 #define BIT_15 0x8000 #define BIT_16 0x10000 #define BIT_17 0x20000 #define BIT_18 0x40000 #define BIT_19 0x80000 #define BIT_20 0x100000 #define BIT_21 0x200000 #define BIT_22 0x400000 #define BIT_23 0x800000 #define BIT_24 0x1000000 #define BIT_25 0x2000000 #define BIT_26 0x4000000 #define BIT_27 0x8000000 #define BIT_28 0x10000000 #define BIT_29 0x20000000 #define BIT_30 0x40000000 #define BIT_31 0x80000000 #if MEMORY_MAPPED_IO #define RD_REG_WORD(addr) readw(addr) #define WRT_REG_WORD(addr, data) writew(data, addr) #else /* MEMORY_MAPPED_IO */ #define RD_REG_WORD(addr) inw((unsigned long)addr) #define WRT_REG_WORD(addr, data) outw(data, (unsigned long)addr) #endif /* MEMORY_MAPPED_IO */ /* * Host adapter default definitions. */ #define MAX_BUSES 2 /* 2 */ #define MAX_B_BITS 1 #define MAX_TARGETS 16 /* 16 */ #define MAX_T_BITS 4 /* 4 */ #define MAX_LUNS 8 /* 32 */ #define MAX_L_BITS 3 /* 5 */ /* * Watchdog time quantum */ #define QLA1280_WDG_TIME_QUANTUM 5 /* In seconds */ /* Command retry count (0-65535) */ #define COMMAND_RETRY_COUNT 255 /* Maximum outstanding commands in ISP queues */ #define MAX_OUTSTANDING_COMMANDS 512 #define INVALID_HANDLE (MAX_OUTSTANDING_COMMANDS + 2) /* ISP request and response entry counts (37-65535) */ #define REQUEST_ENTRY_CNT 256 /* Number of request entries. */ #define RESPONSE_ENTRY_CNT 16 /* Number of response entries. */ /* Number of segments 1 - 65535 */ #define SG_SEGMENTS 32 /* Cmd entry + 6 continuations */ /* * SCSI Request Block structure (sp) that is placed * on cmd->SCp location of every I/O */ struct srb { Scsi_Cmnd *cmd; /* (4/8) SCSI command block */ struct srb *s_next; /* (4/8) Next block on LU queue */ struct srb *s_prev; /* (4/8) Previous block on LU queue */ uint8_t flags; /* (1) Status flags. */ uint8_t dir; /* direction of transfer */ /* * This should be moved around to save space. */ dma_addr_t saved_dma_handle; /* for unmap of single transfers */ /* NOTE: the sp->cmd will be NULL when this completion is * called, so you should know the scsi_cmnd when using this */ struct completion *wait; }; /* * SRB flag definitions */ #define SRB_TIMEOUT BIT_0 /* Command timed out */ #define SRB_SENT BIT_1 /* Command sent to ISP */ #define SRB_ABORT_PENDING BIT_2 /* Command abort sent to device */ #define SRB_ABORTED BIT_3 /* Command aborted command already */ /* * Logical Unit Queue structure */ struct scsi_lu { struct srb *q_first; /* First block on LU queue */ struct srb *q_last; /* Last block on LU queue */ uint8_t q_flag; /* LU queue state flags */ uint8_t q_sense[16]; /* sense data */ unsigned long io_cnt; /* total xfer count */ unsigned long resp_time;/* total response time (start - finish) */ unsigned long act_time; /* total actived time (minus queuing time) */ unsigned long w_cnt; /* total writes */ unsigned long r_cnt; /* total reads */ uint16_t q_outcnt; /* Pending jobs for this LU */ }; /* * Logical Unit flags */ #define QLA1280_QBUSY BIT_0 #define QLA1280_QWAIT BIT_1 #define QLA1280_QSUSP BIT_2 #define QLA1280_QSENSE BIT_3 /* Sense data cache valid */ #define QLA1280_QRESET BIT_4 #define QLA1280_QHBA BIT_5 #define QLA1280_BSUSP BIT_6 /* controller is suspended */ #define QLA1280_BREM BIT_7 /* controller is removed */ /* * ISP I/O Register Set structure definitions. */ struct device_reg { uint16_t id_l; /* ID low */ uint16_t id_h; /* ID high */ uint16_t cfg_0; /* Configuration 0 */ uint16_t cfg_1; /* Configuration 1 */ uint16_t ictrl; /* Interface control */ #define ISP_RESET BIT_0 /* ISP soft reset */ #define ISP_EN_INT BIT_1 /* ISP enable interrupts. */ #define ISP_EN_RISC BIT_2 /* ISP enable RISC interrupts. */ #define ISP_FLASH_ENABLE BIT_8 /* Flash BIOS Read/Write enable */ #define ISP_FLASH_UPPER BIT_9 /* Flash upper bank select */ uint16_t istatus; /* Interface status */ #define PCI_64BIT_SLOT BIT_14 /* PCI 64-bit slot indicator. */ #define RISC_INT BIT_2 /* RISC interrupt */ #define PCI_INT BIT_1 /* PCI interrupt */ uint16_t semaphore; /* Semaphore */ uint16_t nvram; /* NVRAM register. */ #define NV_DESELECT 0 #define NV_CLOCK BIT_0 #define NV_SELECT BIT_1 #define NV_DATA_OUT BIT_2 #define NV_DATA_IN BIT_3 uint16_t flash_data; /* Flash BIOS data */ uint16_t flash_address; /* Flash BIOS address */ uint16_t unused_1[0x2e]; /* 0x14-0x6f Gap */ uint16_t mailbox0; /* Mailbox 0 */ uint16_t mailbox1; /* Mailbox 1 */ uint16_t mailbox2; /* Mailbox 2 */ uint16_t mailbox3; /* Mailbox 3 */ uint16_t mailbox4; /* Mailbox 4 */ uint16_t mailbox5; /* Mailbox 5 */ uint16_t mailbox6; /* Mailbox 6 */ uint16_t mailbox7; /* Mailbox 7 */ uint16_t unused_2[0x20];/* 0x80-0xbf Gap */ uint16_t host_cmd; /* Host command and control */ #define HOST_INT BIT_7 /* host interrupt bit */ #define BIOS_ENABLE BIT_0 uint16_t unused_6[0x5]; /* 0xc2-0xcb Gap */ uint16_t gpio_data; uint16_t gpio_enable; uint16_t unused_7[0x11]; /* d0-f0 */ uint16_t scsiControlPins; /* f2 */ }; #define MAILBOX_REGISTER_COUNT 8 /* * ISP product identification definitions in mailboxes after reset. */ #define PROD_ID_1 0x4953 #define PROD_ID_2 0x0000 #define PROD_ID_2a 0x5020 #define PROD_ID_3 0x2020 #define PROD_ID_4 0x1 /* * ISP host command and control register command definitions */ #define HC_RESET_RISC 0x1000 /* Reset RISC */ #define HC_PAUSE_RISC 0x2000 /* Pause RISC */ #define HC_RELEASE_RISC 0x3000 /* Release RISC from reset. */ #define HC_SET_HOST_INT 0x5000 /* Set host interrupt */ #define HC_CLR_HOST_INT 0x6000 /* Clear HOST interrupt */ #define HC_CLR_RISC_INT 0x7000 /* Clear RISC interrupt */ #define HC_DISABLE_BIOS 0x9000 /* Disable BIOS. */ /* * ISP mailbox Self-Test status codes */ #define MBS_FRM_ALIVE 0 /* Firmware Alive. */ #define MBS_CHKSUM_ERR 1 /* Checksum Error. */ #define MBS_SHADOW_LD_ERR 2 /* Shadow Load Error. */ #define MBS_BUSY 4 /* Busy. */ /* * ISP mailbox command complete status codes */ #define MBS_CMD_CMP 0x4000 /* Command Complete. */ #define MBS_INV_CMD 0x4001 /* Invalid Command. */ #define MBS_HOST_INF_ERR 0x4002 /* Host Interface Error. */ #define MBS_TEST_FAILED 0x4003 /* Test Failed. */ #define MBS_CMD_ERR 0x4005 /* Command Error. */ #define MBS_CMD_PARAM_ERR 0x4006 /* Command Parameter Error. */ /* * ISP mailbox asynchronous event status codes */ #define MBA_ASYNC_EVENT 0x8000 /* Asynchronous event. */ #define MBA_BUS_RESET 0x8001 /* SCSI Bus Reset. */ #define MBA_SYSTEM_ERR 0x8002 /* System Error. */ #define MBA_REQ_TRANSFER_ERR 0x8003 /* Request Transfer Error. */ #define MBA_RSP_TRANSFER_ERR 0x8004 /* Response Transfer Error. */ #define MBA_WAKEUP_THRES 0x8005 /* Request Queue Wake-up. */ #define MBA_TIMEOUT_RESET 0x8006 /* Execution Timeout Reset. */ #define MBA_DEVICE_RESET 0x8007 /* Bus Device Reset. */ #define MBA_BUS_MODE_CHANGE 0x800E /* SCSI bus mode transition. */ #define MBA_SCSI_COMPLETION 0x8020 /* Completion response. */ /* * ISP mailbox commands */ #define MBC_NOP 0 /* No Operation */ #define MBC_LOAD_RAM 1 /* Load RAM */ #define MBC_EXECUTE_FIRMWARE 2 /* Execute firmware */ #define MBC_DUMP_RAM 3 /* Dump RAM contents */ #define MBC_WRITE_RAM_WORD 4 /* Write ram word */ #define MBC_READ_RAM_WORD 5 /* Read ram word */ #define MBC_MAILBOX_REGISTER_TEST 6 /* Wrap incoming mailboxes */ #define MBC_VERIFY_CHECKSUM 7 /* Verify checksum */ #define MBC_ABOUT_FIRMWARE 8 /* Get firmware revision */ #define MBC_INIT_REQUEST_QUEUE 0x10 /* Initialize request queue */ #define MBC_INIT_RESPONSE_QUEUE 0x11 /* Initialize response queue */ #define MBC_EXECUTE_IOCB 0x12 /* Execute IOCB command */ #define MBC_ABORT_COMMAND 0x15 /* Abort IOCB command */ #define MBC_ABORT_DEVICE 0x16 /* Abort device (ID/LUN) */ #define MBC_ABORT_TARGET 0x17 /* Abort target (ID) */ #define MBC_BUS_RESET 0x18 /* SCSI bus reset */ #define MBC_GET_RETRY_COUNT 0x22 /* Get retry count and delay */ #define MBC_GET_TARGET_PARAMETERS 0x28 /* Get target parameters */ #define MBC_SET_INITIATOR_ID 0x30 /* Set initiator SCSI ID */ #define MBC_SET_SELECTION_TIMEOUT 0x31 /* Set selection timeout */ #define MBC_SET_RETRY_COUNT 0x32 /* Set retry count and delay */ #define MBC_SET_TAG_AGE_LIMIT 0x33 /* Set tag age limit */ #define MBC_SET_CLOCK_RATE 0x34 /* Set clock rate */ #define MBC_SET_ACTIVE_NEGATION 0x35 /* Set active negation state */ #define MBC_SET_ASYNC_DATA_SETUP 0x36 /* Set async data setup time */ #define MBC_SET_PCI_CONTROL 0x37 /* Set BUS control parameters */ #define MBC_SET_TARGET_PARAMETERS 0x38 /* Set target parameters */ #define MBC_SET_DEVICE_QUEUE 0x39 /* Set device queue parameters */ #define MBC_SET_RESET_DELAY_PARAMETERS 0x3A /* Set reset delay parameters */ #define MBC_SET_SYSTEM_PARAMETER 0x45 /* Set system parameter word */ #define MBC_SET_FIRMWARE_FEATURES 0x4A /* Set firmware feature word */ #define MBC_INIT_REQUEST_QUEUE_A64 0x52 /* Initialize request queue A64 */ #define MBC_INIT_RESPONSE_QUEUE_A64 0x53 /* Initialize response q A64 */ #define MBC_ENABLE_TARGET_MODE 0x55 /* Enable target mode */ #define MBC_SET_DATA_OVERRUN_RECOVERY 0x5A /* Set data overrun recovery mode */ /* * ISP Get/Set Target Parameters mailbox command control flags. */ #define TP_PPR BIT_5 /* PPR */ #define TP_RENEGOTIATE BIT_8 /* Renegotiate on error. */ #define TP_STOP_QUEUE BIT_9 /* Stop que on check condition */ #define TP_AUTO_REQUEST_SENSE BIT_10 /* Automatic request sense. */ #define TP_TAGGED_QUEUE BIT_11 /* Tagged queuing. */ #define TP_SYNC BIT_12 /* Synchronous data transfers. */ #define TP_WIDE BIT_13 /* Wide data transfers. */ #define TP_PARITY BIT_14 /* Parity checking. */ #define TP_DISCONNECT BIT_15 /* Disconnect privilege. */ /* * NVRAM Command values. */ #define NV_START_BIT BIT_2 #define NV_WRITE_OP (BIT_26 | BIT_24) #define NV_READ_OP (BIT_26 | BIT_25) #define NV_ERASE_OP (BIT_26 | BIT_25 | BIT_24) #define NV_MASK_OP (BIT_26 | BIT_25 | BIT_24) #define NV_DELAY_COUNT 10 /* * QLogic ISP1280/ISP12160 NVRAM structure definition. */ struct nvram { uint8_t id0; /* 0 */ uint8_t id1; /* 1 */ uint8_t id2; /* 2 */ uint8_t id3; /* 3 */ uint8_t version; /* 4 */ struct { uint8_t bios_configuration_mode:2; uint8_t bios_disable:1; uint8_t selectable_scsi_boot_enable:1; uint8_t cd_rom_boot_enable:1; uint8_t disable_loading_risc_code:1; uint8_t enable_64bit_addressing:1; uint8_t unused_7:1; } cntr_flags_1; /* 5 */ struct { uint16_t boot_lun_number:5; uint16_t scsi_bus_number:1; uint16_t unused_6:1; uint16_t unused_7:1; uint16_t boot_target_number:4; uint16_t unused_12:1; uint16_t unused_13:1; uint16_t unused_14:1; uint16_t unused_15:1; } cntr_flags_2; /* 6, 7 */ uint16_t unused_8; /* 8, 9 */ uint16_t unused_10; /* 10, 11 */ uint16_t unused_12; /* 12, 13 */ uint16_t unused_14; /* 14, 15 */ union { uint8_t c; struct { uint8_t reserved:2; uint8_t burst_enable:1; uint8_t reserved_1:1; uint8_t fifo_threshold:4; } f; } isp_config; /* 16 */ /* Termination * 0 = Disable, 1 = high only, 3 = Auto term */ union { uint8_t c; struct { uint8_t scsi_bus_1_control:2; uint8_t scsi_bus_0_control:2; uint8_t unused_0:1; uint8_t unused_1:1; uint8_t unused_2:1; uint8_t auto_term_support:1; } f; } termination; /* 17 */ uint16_t isp_parameter; /* 18, 19 */ union { uint16_t w; struct { uint16_t enable_fast_posting:1; uint16_t report_lvd_bus_transition:1; uint16_t unused_2:1; uint16_t unused_3:1; uint16_t disable_iosbs_with_bus_reset_status:1; uint16_t disable_synchronous_backoff:1; uint16_t unused_6:1; uint16_t synchronous_backoff_reporting:1; uint16_t disable_reselection_fairness:1; uint16_t unused_9:1; uint16_t unused_10:1; uint16_t unused_11:1; uint16_t unused_12:1; uint16_t unused_13:1; uint16_t unused_14:1; uint16_t unused_15:1; } f; } firmware_feature; /* 20, 21 */ uint16_t unused_22; /* 22, 23 */ struct { struct { uint8_t initiator_id:4; uint8_t scsi_reset_disable:1; 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 *iobase; /* Base Memory-mapped I/O address */ unsigned char *mmpbase; /* memory mapped address */ unsigned long host_no; unsigned long instance; struct pci_dev *pdev; uint32_t device_id; uint8_t pci_bus; uint8_t pci_device_fn; 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]; #if 0 /* bottom half run queue */ struct tq_struct run_qla_bh; #endif /* Received ISP mailbox data. */ volatile uint16_t mailbox_out[MAILBOX_REGISTER_COUNT]; #ifdef UNUSED struct timer_list dev_timer[MAX_TARGETS]; #endif 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. */ #if WATCHDOGTIMER /* Watchdog queue, lock and total timer */ uint8_t watchdog_q_lock; /* Lock for watchdog queue */ struct srb *wdg_q_first; /* First job on watchdog queue */ struct srb *wdg_q_last; /* Last job on watchdog queue */ uint32_t total_timeout; /* Total timeout (quantum count) */ uint32_t watchdogactive; #endif struct srb *done_q_first; /* First job on done queue */ struct srb *done_q_last; /* Last job on done queue */ struct completion *mailbox_wait; volatile struct { uint32_t mbox_busy:1; /* 0 */ uint32_t online:1; /* 1 */ uint32_t reset_marker:1; /* 2 */ uint32_t disable_host_adapter:1; /* 4 */ uint32_t reset_active:1; /* 5 */ uint32_t abort_isp_active:1; /* 6 */ uint32_t disable_risc_code_load:1; /* 7 */ uint32_t enable_64bit_addressing:1; /* 8 */ uint32_t in_reset:1; /* 9 */ 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; }; /* * Macros to help code, maintain, etc. */ #define SUBDEV(b, t, l) ((b << (MAX_T_BITS + MAX_L_BITS)) | (t << MAX_L_BITS) | l) #define LU_Q(ha, b, t, l) (ha->dev[SUBDEV(b, t, l)]) #endif /* HOSTS_C */ #endif /* _IO_HBA_QLA1280_H */