advansys.c

GNU Mach 微内核源代码, 基于美国卡内基美隆大学的 Mach 研究项目

#define ASCQ_ERR_PC_ADDR              0x0F
#define ASCQ_ERR_SYN_OFFSET           0x10
#define ASCQ_ERR_SYN_XFER_TIME        0x11
#define ASCQ_ERR_LOCK_DMA             0x12
#define ASCQ_ERR_UNLOCK_DMA           0x13
#define ASCQ_ERR_VDS_CHK_INSTALL      0x14
#define ASCQ_ERR_MICRO_CODE_HALT      0x15
#define ASCQ_ERR_SET_LRAM_ADDR        0x16
#define ASCQ_ERR_CUR_QNG              0x17
#define ASCQ_ERR_SG_Q_LINKS           0x18
#define ASCQ_ERR_SCSIQ_PTR            0x19
#define ASCQ_ERR_ISR_RE_ENTRY         0x1A
#define ASCQ_ERR_CRITICAL_RE_ENTRY    0x1B
#define ASCQ_ERR_ISR_ON_CRITICAL      0x1C
#define ASCQ_ERR_SG_LIST_ODD_ADDRESS  0x1D
#define ASCQ_ERR_XFER_ADDRESS_TOO_BIG 0x1E
#define ASCQ_ERR_SCSIQ_NULL_PTR       0x1F
#define ASCQ_ERR_SCSIQ_BAD_NEXT_PTR   0x20
#define ASCQ_ERR_GET_NUM_OF_FREE_Q    0x21
#define ASCQ_ERR_SEND_SCSI_Q          0x22
#define ASCQ_ERR_HOST_REQ_RISC_HALT   0x23
#define ASCQ_ERR_RESET_SDTR           0x24
#define ASC_WARN_NO_ERROR             0x0000
#define ASC_WARN_IO_PORT_ROTATE       0x0001
#define ASC_WARN_EEPROM_CHKSUM        0x0002
#define ASC_WARN_IRQ_MODIFIED         0x0004
#define ASC_WARN_AUTO_CONFIG          0x0008
#define ASC_WARN_CMD_QNG_CONFLICT     0x0010
#define ASC_WARN_EEPROM_RECOVER       0x0020
#define ASC_WARN_CFG_MSW_RECOVER      0x0040
#define ASC_WARN_SET_PCI_CONFIG_SPACE 0x0080
#define ASC_IERR_WRITE_EEPROM         0x0001
#define ASC_IERR_MCODE_CHKSUM         0x0002
#define ASC_IERR_SET_PC_ADDR          0x0004
#define ASC_IERR_START_STOP_CHIP      0x0008
#define ASC_IERR_IRQ_NO               0x0010
#define ASC_IERR_SET_IRQ_NO           0x0020
#define ASC_IERR_CHIP_VERSION         0x0040
#define ASC_IERR_SET_SCSI_ID          0x0080
#define ASC_IERR_GET_PHY_ADDR         0x0100
#define ASC_IERR_BAD_SIGNATURE        0x0200
#define ASC_IERR_NO_BUS_TYPE          0x0400
#define ASC_IERR_SCAM                 0x0800
#define ASC_IERR_SET_SDTR             0x1000
#define ASC_IERR_RW_LRAM              0x8000
#define ASC_DEF_IRQ_NO  10
#define ASC_MAX_IRQ_NO  15
#define ASC_MIN_IRQ_NO  10
#define ASC_MIN_REMAIN_Q        (0x02)
#define ASC_DEF_MAX_TOTAL_QNG   (0xF0)
#define ASC_MIN_TAG_Q_PER_DVC   (0x04)
#define ASC_DEF_TAG_Q_PER_DVC   (0x04)
#define ASC_MIN_FREE_Q        ASC_MIN_REMAIN_Q
#define ASC_MIN_TOTAL_QNG     ((ASC_MAX_SG_QUEUE)+(ASC_MIN_FREE_Q))
#define ASC_MAX_TOTAL_QNG 240
#define ASC_MAX_PCI_ULTRA_INRAM_TOTAL_QNG 16
#define ASC_MAX_PCI_ULTRA_INRAM_TAG_QNG   8
#define ASC_MAX_PCI_INRAM_TOTAL_QNG  20
#define ASC_MAX_INRAM_TAG_QNG   16
#define ASC_IOADR_TABLE_MAX_IX  11
#define ASC_IOADR_GAP   0x10
#define ASC_SEARCH_IOP_GAP 0x10
#define ASC_MIN_IOP_ADDR   (PortAddr)0x0100
#define ASC_MAX_IOP_ADDR   (PortAddr)0x3F0
#define ASC_IOADR_1     (PortAddr)0x0110
#define ASC_IOADR_2     (PortAddr)0x0130
#define ASC_IOADR_3     (PortAddr)0x0150
#define ASC_IOADR_4     (PortAddr)0x0190
#define ASC_IOADR_5     (PortAddr)0x0210
#define ASC_IOADR_6     (PortAddr)0x0230
#define ASC_IOADR_7     (PortAddr)0x0250
#define ASC_IOADR_8     (PortAddr)0x0330
#define ASC_IOADR_DEF   ASC_IOADR_8
#define ASC_LIB_SCSIQ_WK_SP        256
#define ASC_MAX_SYN_XFER_NO        16
#define ASC_SYN_MAX_OFFSET         0x0F
#define ASC_DEF_SDTR_OFFSET        0x0F
#define ASC_DEF_SDTR_INDEX         0x00
#define ASC_SDTR_ULTRA_PCI_10MB_INDEX  0x02
#define SYN_XFER_NS_0  25
#define SYN_XFER_NS_1  30
#define SYN_XFER_NS_2  35
#define SYN_XFER_NS_3  40
#define SYN_XFER_NS_4  50
#define SYN_XFER_NS_5  60
#define SYN_XFER_NS_6  70
#define SYN_XFER_NS_7  85
#define SYN_ULTRA_XFER_NS_0    12
#define SYN_ULTRA_XFER_NS_1    19
#define SYN_ULTRA_XFER_NS_2    25
#define SYN_ULTRA_XFER_NS_3    32
#define SYN_ULTRA_XFER_NS_4    38
#define SYN_ULTRA_XFER_NS_5    44
#define SYN_ULTRA_XFER_NS_6    50
#define SYN_ULTRA_XFER_NS_7    57
#define SYN_ULTRA_XFER_NS_8    63
#define SYN_ULTRA_XFER_NS_9    69
#define SYN_ULTRA_XFER_NS_10   75
#define SYN_ULTRA_XFER_NS_11   82
#define SYN_ULTRA_XFER_NS_12   88
#define SYN_ULTRA_XFER_NS_13   94
#define SYN_ULTRA_XFER_NS_14  100
#define SYN_ULTRA_XFER_NS_15  107

typedef struct ext_msg {
    uchar               msg_type;
    uchar               msg_len;
    uchar               msg_req;
    union {
        struct {
            uchar               sdtr_xfer_period;
            uchar               sdtr_req_ack_offset;
        } sdtr;
        struct {
            uchar               wdtr_width;
        } wdtr;
        struct {
            uchar               mdp_b3;
            uchar               mdp_b2;
            uchar               mdp_b1;
            uchar               mdp_b0;
        } mdp;
    } u_ext_msg;
    uchar               res;
} EXT_MSG;

#define xfer_period     u_ext_msg.sdtr.sdtr_xfer_period
#define req_ack_offset  u_ext_msg.sdtr.sdtr_req_ack_offset
#define wdtr_width      u_ext_msg.wdtr.wdtr_width
#define mdp_b3          u_ext_msg.mdp_b3
#define mdp_b2          u_ext_msg.mdp_b2
#define mdp_b1          u_ext_msg.mdp_b1
#define mdp_b0          u_ext_msg.mdp_b0

typedef struct asc_dvc_cfg {
    ASC_SCSI_BIT_ID_TYPE can_tagged_qng;
    ASC_SCSI_BIT_ID_TYPE cmd_qng_enabled;
    ASC_SCSI_BIT_ID_TYPE disc_enable;
    ASC_SCSI_BIT_ID_TYPE sdtr_enable;
    uchar               chip_scsi_id:4;
    uchar               isa_dma_speed:4;
    uchar               isa_dma_channel;
    uchar               chip_version;
    ushort              pci_device_id;
    ushort              lib_serial_no;
    ushort              lib_version;
    ushort              mcode_date;
    ushort              mcode_version;
    uchar               max_tag_qng[ASC_MAX_TID + 1];
    uchar               *overrun_buf;
    uchar               sdtr_period_offset[ASC_MAX_TID + 1];
    ushort              pci_slot_info;
    uchar               adapter_info[6];
} ASC_DVC_CFG;

#define ASC_DEF_DVC_CNTL       0xFFFF
#define ASC_DEF_CHIP_SCSI_ID   7
#define ASC_DEF_ISA_DMA_SPEED  4
#define ASC_INIT_STATE_NULL          0x0000
#define ASC_INIT_STATE_BEG_GET_CFG   0x0001
#define ASC_INIT_STATE_END_GET_CFG   0x0002
#define ASC_INIT_STATE_BEG_SET_CFG   0x0004
#define ASC_INIT_STATE_END_SET_CFG   0x0008
#define ASC_INIT_STATE_BEG_LOAD_MC   0x0010
#define ASC_INIT_STATE_END_LOAD_MC   0x0020
#define ASC_INIT_STATE_BEG_INQUIRY   0x0040
#define ASC_INIT_STATE_END_INQUIRY   0x0080
#define ASC_INIT_RESET_SCSI_DONE     0x0100
#define ASC_INIT_STATE_WITHOUT_EEP   0x8000
#define ASC_PCI_DEVICE_ID_REV_A      0x1100
#define ASC_PCI_DEVICE_ID_REV_B      0x1200
#define ASC_BUG_FIX_IF_NOT_DWB       0x0001
#define ASC_BUG_FIX_ASYN_USE_SYN     0x0002
#define ASYN_SDTR_DATA_FIX_PCI_REV_AB 0x41
#define ASC_MIN_TAGGED_CMD  7
#define ASC_MAX_SCSI_RESET_WAIT      30

typedef struct asc_dvc_var {
    PortAddr            iop_base;
    ushort              err_code;
    ushort              dvc_cntl;
    ushort              bug_fix_cntl;
    ushort              bus_type;
    Ptr2Func            isr_callback;
    Ptr2Func            exe_callback;
    ASC_SCSI_BIT_ID_TYPE init_sdtr;
    ASC_SCSI_BIT_ID_TYPE sdtr_done;
    ASC_SCSI_BIT_ID_TYPE use_tagged_qng;
    ASC_SCSI_BIT_ID_TYPE unit_not_ready;
    ASC_SCSI_BIT_ID_TYPE queue_full_or_busy;
    ASC_SCSI_BIT_ID_TYPE start_motor;
    uchar               scsi_reset_wait;
    uchar               chip_no;
    char                is_in_int;
    uchar               max_total_qng;
    uchar               cur_total_qng;
    uchar               in_critical_cnt;
    uchar               irq_no;
    uchar               last_q_shortage;
    ushort              init_state;
    uchar               cur_dvc_qng[ASC_MAX_TID + 1];
    uchar               max_dvc_qng[ASC_MAX_TID + 1];
    ASC_SCSI_Q  *scsiq_busy_head[ASC_MAX_TID + 1];
    ASC_SCSI_Q  *scsiq_busy_tail[ASC_MAX_TID + 1];
    uchar               sdtr_period_tbl[ASC_MAX_SYN_XFER_NO];
    ASC_DVC_CFG *cfg;
    Ptr2Func            saved_ptr2func;
    ASC_SCSI_BIT_ID_TYPE pci_fix_asyn_xfer_always;
    char                redo_scam;
    ushort              res2;
    uchar               dos_int13_table[ASC_MAX_TID + 1];
    ulong               max_dma_count;
    ASC_SCSI_BIT_ID_TYPE no_scam;
    ASC_SCSI_BIT_ID_TYPE pci_fix_asyn_xfer;
    uchar               max_sdtr_index;
    uchar               host_init_sdtr_index;
    ulong               drv_ptr;
    ulong               uc_break;
    ulong               res7;
    ulong               res8;
} ASC_DVC_VAR;

typedef int (* ASC_ISR_CALLBACK) (ASC_DVC_VAR asc_ptr_type *, ASC_QDONE_INFO *);
typedef int (* ASC_EXE_CALLBACK) (ASC_DVC_VAR asc_ptr_type *, ASC_SCSI_Q *);

typedef struct asc_dvc_inq_info {
    uchar               type[ASC_MAX_TID + 1][ASC_MAX_LUN + 1];
} ASC_DVC_INQ_INFO;

typedef struct asc_cap_info {
    ulong               lba;
    ulong               blk_size;
} ASC_CAP_INFO;

typedef struct asc_cap_info_array {
    ASC_CAP_INFO        cap_info[ASC_MAX_TID + 1][ASC_MAX_LUN + 1];
} ASC_CAP_INFO_ARRAY;

#define ASC_MCNTL_NO_SEL_TIMEOUT  (ushort)0x0001
#define ASC_MCNTL_NULL_TARGET     (ushort)0x0002
#define ASC_CNTL_INITIATOR         (ushort)0x0001
#define ASC_CNTL_BIOS_GT_1GB       (ushort)0x0002
#define ASC_CNTL_BIOS_GT_2_DISK    (ushort)0x0004
#define ASC_CNTL_BIOS_REMOVABLE    (ushort)0x0008
#define ASC_CNTL_NO_SCAM           (ushort)0x0010
#define ASC_CNTL_INT_MULTI_Q       (ushort)0x0080
#define ASC_CNTL_NO_LUN_SUPPORT    (ushort)0x0040
#define ASC_CNTL_NO_VERIFY_COPY    (ushort)0x0100
#define ASC_CNTL_RESET_SCSI        (ushort)0x0200
#define ASC_CNTL_INIT_INQUIRY      (ushort)0x0400
#define ASC_CNTL_INIT_VERBOSE      (ushort)0x0800
#define ASC_CNTL_SCSI_PARITY       (ushort)0x1000
#define ASC_CNTL_BURST_MODE        (ushort)0x2000
#define ASC_CNTL_SDTR_ENABLE_ULTRA (ushort)0x4000
#define ASC_EEP_DVC_CFG_BEG_VL    2
#define ASC_EEP_MAX_DVC_ADDR_VL   15
#define ASC_EEP_DVC_CFG_BEG      32
#define ASC_EEP_MAX_DVC_ADDR     45
#define ASC_EEP_DEFINED_WORDS    10
#define ASC_EEP_MAX_ADDR         63
#define ASC_EEP_RES_WORDS         0
#define ASC_EEP_MAX_RETRY        20
#define ASC_MAX_INIT_BUSY_RETRY   8
#define ASC_EEP_ISA_PNP_WSIZE    16

typedef struct asceep_config {
    ushort              cfg_lsw;
    ushort              cfg_msw;
    uchar               init_sdtr;
    uchar               disc_enable;
    uchar               use_cmd_qng;
    uchar               start_motor;
    uchar               max_total_qng;
    uchar               max_tag_qng;
    uchar               bios_scan;
    uchar               power_up_wait;
    uchar               no_scam;
    uchar               chip_scsi_id:4;
    uchar               isa_dma_speed:4;
    uchar               dos_int13_table[ASC_MAX_TID + 1];
    uchar               adapter_info[6];
    ushort              cntl;
    ushort              chksum;
} ASCEEP_CONFIG;

#define ASC_PCI_CFG_LSW_SCSI_PARITY  0x0800
#define ASC_PCI_CFG_LSW_BURST_MODE   0x0080
#define ASC_PCI_CFG_LSW_INTR_ABLE    0x0020

#define ASC_EEP_CMD_READ          0x80
#define ASC_EEP_CMD_WRITE         0x40
#define ASC_EEP_CMD_WRITE_ABLE    0x30
#define ASC_EEP_CMD_WRITE_DISABLE 0x00
#define ASC_OVERRUN_BSIZE  0x00000048UL
#define ASC_CTRL_BREAK_ONCE        0x0001
#define ASC_CTRL_BREAK_STAY_IDLE   0x0002
#define ASCV_MSGOUT_BEG         0x0000
#define ASCV_MSGOUT_SDTR_PERIOD (ASCV_MSGOUT_BEG+3)
#define ASCV_MSGOUT_SDTR_OFFSET (ASCV_MSGOUT_BEG+4)
#define ASCV_BREAK_SAVED_CODE   (ushort)0x0006
#define ASCV_MSGIN_BEG          (ASCV_MSGOUT_BEG+8)
#define ASCV_MSGIN_SDTR_PERIOD  (ASCV_MSGIN_BEG+3)
#define ASCV_MSGIN_SDTR_OFFSET  (ASCV_MSGIN_BEG+4)
#define ASCV_SDTR_DATA_BEG      (ASCV_MSGIN_BEG+8)
#define ASCV_SDTR_DONE_BEG      (ASCV_SDTR_DATA_BEG+8)
#define ASCV_MAX_DVC_QNG_BEG    (ushort)0x0020
#define ASCV_BREAK_ADDR           (ushort)0x0028
#define ASCV_BREAK_NOTIFY_COUNT   (ushort)0x002A
#define ASCV_BREAK_CONTROL        (ushort)0x002C
#define ASCV_BREAK_HIT_COUNT      (ushort)0x002E

#define ASCV_ASCDVC_ERR_CODE_W  (ushort)0x0030
#define ASCV_MCODE_CHKSUM_W   (ushort)0x0032
#define ASCV_MCODE_SIZE_W     (ushort)0x0034
#define ASCV_STOP_CODE_B      (ushort)0x0036
#define ASCV_DVC_ERR_CODE_B   (ushort)0x0037
#define ASCV_OVERRUN_PADDR_D  (ushort)0x0038
#define ASCV_OVERRUN_BSIZE_D  (ushort)0x003C
#define ASCV_HALTCODE_W       (ushort)0x0040
#define ASCV_CHKSUM_W         (ushort)0x0042
#define ASCV_MC_DATE_W        (ushort)0x0044
#define ASCV_MC_VER_W         (ushort)0x0046
#define ASCV_NEXTRDY_B        (ushort)0x0048
#define ASCV_DONENEXT_B       (ushort)0x0049
#define ASCV_USE_TAGGED_QNG_B (ushort)0x004A
#define ASCV_SCSIBUSY_B       (ushort)0x004B
#define ASCV_Q_DONE_IN_PROGRESS_B  (ushort)0x004C
#define ASCV_CURCDB_B         (ushort)0x004D
#define ASCV_RCLUN_B          (ushort)0x004E
#define ASCV_BUSY_QHEAD_B     (ushort)0x004F
#define ASCV_DISC1_QHEAD_B    (ushort)0x0050
#define ASCV_DISC_ENABLE_B    (ushort)0x0052
#define ASCV_CAN_TAGGED_QNG_B (ushort)0x0053
#define ASCV_HOSTSCSI_ID_B    (ushort)0x0055
#define ASCV_MCODE_CNTL_B     (ushort)0x0056
#define ASCV_NULL_TARGET_B    (ushort)0x0057
#define ASCV_FREE_Q_HEAD_W    (ushort)0x0058
#define ASCV_DONE_Q_TAIL_W    (ushort)0x005A
#define ASCV_FREE_Q_HEAD_B    (ushort)(ASCV_FREE_Q_HEAD_W+1)
#define AS