gdth.h

linux和2410结合开发 用他可以生成2410所需的zImage文件

typedef struct {
    char        name[8];                        /* host drive name */
    ulong32     size;                           /* size (sectors) */
    unchar      host_drive;                     /* host drive number */
    unchar      log_drive;                      /* log. drive (master) */
    unchar      reserved;
    unchar      rw_attribs;                     /* r/w attribs */
    ulong32     start_sec;                      /* start sector */
} PACKED gdth_hentry_str;

typedef struct {
    ulong32     entries;                        /* entry count */
    ulong32     offset;                         /* offset of entries */
    unchar      secs_p_head;                    /* sectors/head */
    unchar      heads_p_cyl;                    /* heads/cylinder */
    unchar      reserved;
    unchar      clust_drvtype;                  /* cluster drive type */
    ulong32     location;                       /* controller number */
    gdth_hentry_str entry[MAX_HDRIVES];         /* entries */
} PACKED gdth_hget_str;    

/* scatter/gather element */
typedef struct {
    ulong32     sg_ptr;                         /* address */
    ulong32     sg_len;                         /* length */
} PACKED gdth_sg_str;

/* command structure */
typedef struct {
    ulong32     BoardNode;                      /* board node (always 0) */
    ulong32     CommandIndex;                   /* command number */
    ushort      OpCode;                         /* the command (READ,..) */
    union {
        struct {
            ushort      DeviceNo;               /* number of cache drive */
            ulong32     BlockNo;                /* block number */
            ulong32     BlockCnt;               /* block count */
            ulong32     DestAddr;               /* dest. addr. (if s/g: -1) */
            ulong32     sg_canz;                /* s/g element count */
            gdth_sg_str sg_lst[GDTH_MAXSG];     /* s/g list */
        } PACKED cache;                         /* cache service cmd. str. */
        struct {
            ushort      param_size;             /* size of p_param buffer */
            ulong32     subfunc;                /* IOCTL function */
            ulong32     channel;                /* device */
            ulong32     p_param;                /* buffer */
        } PACKED ioctl;                         /* IOCTL command structure */
        struct {
            ushort      reserved;
            union {
                struct {
                    ulong32  msg_handle;        /* message handle */
                    ulong32  msg_addr;          /* message buffer address */
                } PACKED msg;
                unchar       data[12];          /* buffer for rtc data, ... */
            } su;
        } PACKED screen;                        /* screen service cmd. str. */
        struct {
            ushort      reserved;
            ulong32     direction;              /* data direction */
            ulong32     mdisc_time;             /* disc. time (0: no timeout)*/
            ulong32     mcon_time;              /* connect time(0: no to.) */
            ulong32     sdata;                  /* dest. addr. (if s/g: -1) */
            ulong32     sdlen;                  /* data length (bytes) */
            ulong32     clen;                   /* SCSI cmd. length(6,10,12) */
            unchar      cmd[12];                /* SCSI command */
            unchar      target;                 /* target ID */
            unchar      lun;                    /* LUN */
            unchar      bus;                    /* SCSI bus number */
            unchar      priority;               /* only 0 used */
            ulong32     sense_len;              /* sense data length */
            ulong32     sense_data;             /* sense data addr. */
            ulong32     link_p;                 /* linked cmds (not supp.) */
            ulong32     sg_ranz;                /* s/g element count */
            gdth_sg_str sg_lst[GDTH_MAXSG];     /* s/g list */
        } PACKED raw;                           /* raw service cmd. struct. */
    } u;
    /* additional variables */
    unchar      Service;                        /* controller service */
    ushort      Status;                         /* command result */
    ulong32     Info;                           /* additional information */
    Scsi_Cmnd   *RequestBuffer;                 /* request buffer */
} PACKED gdth_cmd_str;

/* controller event structure */
#define ES_ASYNC    1
#define ES_DRIVER   2
#define ES_TEST     3
#define ES_SYNC     4
typedef struct {
    ushort                  size;               /* size of structure */
    union {
        char                stream[16];
        struct {
            ushort          ionode;
            ushort          service;
            ulong32         index;
        } PACKED driver;
        struct {
            ushort          ionode;
            ushort          service;
            ushort          status;
            ulong32         info;
            unchar          scsi_coord[3];
        } PACKED async;
        struct {
            ushort          ionode;
            ushort          service;
            ushort          status;
            ulong32         info;
            ushort          hostdrive;
            unchar          scsi_coord[3];
            unchar          sense_key;
        } PACKED sync;
        struct {
            ulong32         l1, l2, l3, l4;
        } PACKED test;
    } eu;
    ulong32                 severity;
    unchar                  event_string[256];          
} PACKED gdth_evt_data;

typedef struct {
    ulong32         first_stamp;
    ulong32         last_stamp;
    ushort          same_count;
    ushort          event_source;
    ushort          event_idx;
    unchar          application;
    unchar          reserved;
    gdth_evt_data   event_data;
} PACKED gdth_evt_str;


/* DPRAM structures */

/* interface area ISA/PCI */
typedef struct {
    unchar              S_Cmd_Indx;             /* special command */
    unchar volatile     S_Status;               /* status special command */
    ushort              reserved1;
    ulong32             S_Info[4];              /* add. info special command */
    unchar volatile     Sema0;                  /* command semaphore */
    unchar              reserved2[3];
    unchar              Cmd_Index;              /* command number */
    unchar              reserved3[3];
    ushort volatile     Status;                 /* command status */
    ushort              Service;                /* service(for async.events) */
    ulong32             Info[2];                /* additional info */
    struct {
        ushort          offset;                 /* command offs. in the DPRAM*/
        ushort          serv_id;                /* service */
    } PACKED comm_queue[MAXOFFSETS];            /* command queue */
    ulong32             bios_reserved[2];
    unchar              gdt_dpr_cmd[1];         /* commands */
} PACKED gdt_dpr_if;

/* SRAM structure PCI controllers */
typedef struct {
    ulong32     magic;                          /* controller ID from BIOS */
    ushort      need_deinit;                    /* switch betw. BIOS/driver */
    unchar      switch_support;                 /* see need_deinit */
    unchar      padding[9];
    unchar      os_used[16];                    /* OS code per service */
    unchar      unused[28];
    unchar      fw_magic;                       /* contr. ID from firmware */
} PACKED gdt_pci_sram;

/* SRAM structure EISA controllers (but NOT GDT3000/3020) */
typedef struct {
    unchar      os_used[16];                    /* OS code per service */
    ushort      need_deinit;                    /* switch betw. BIOS/driver */
    unchar      switch_support;                 /* see need_deinit */
    unchar      padding;
} PACKED gdt_eisa_sram;


/* DPRAM ISA controllers */
typedef struct {
    union {
        struct {
            unchar      bios_used[0x3c00-32];   /* 15KB - 32Bytes BIOS */
            ulong32     magic;                  /* controller (EISA) ID */
            ushort      need_deinit;            /* switch betw. BIOS/driver */
            unchar      switch_support;         /* see need_deinit */
            unchar      padding[9];
            unchar      os_used[16];            /* OS code per service */
        } PACKED dp_sram;
        unchar          bios_area[0x4000];      /* 16KB reserved for BIOS */
    } bu;
    union {
        gdt_dpr_if      ic;                     /* interface area */
        unchar          if_area[0x3000];        /* 12KB for interface */
    } u;
    struct {
        unchar          memlock;                /* write protection DPRAM */
        unchar          event;                  /* release event */
        unchar          irqen;                  /* board interrupts enable */
        unchar          irqdel;                 /* acknowledge board int. */
        unchar volatile Sema1;                  /* status semaphore */
        unchar          rq;                     /* IRQ/DRQ configuration */
    } PACKED io;
} PACKED gdt2_dpram_str;

/* DPRAM PCI controllers */
typedef struct {
    union {
        gdt_dpr_if      ic;                     /* interface area */
        unchar          if_area[0xff0-sizeof(gdt_pci_sram)];
    } u;
    gdt_pci_sram        gdt6sr;                 /* SRAM structure */
    struct {
        unchar          unused0[1];
        unchar volatile Sema1;                  /* command semaphore */
        unchar          unused1[3];
        unchar          irqen;                  /* board interrupts enable */
        unchar          unused2[2];
        unchar          event;                  /* release event */
        unchar          unused3[3];
        unchar          irqdel;                 /* acknowledge board int. */
        unchar          unused4[3];
    } PACKED io;
} PACKED gdt6_dpram_str;

/* PLX register structure (new PCI controllers) */
typedef struct {
    unchar              cfg_reg;        /* DPRAM cfg.(2:below 1MB,0:anywhere)*/
    unchar              unused1[0x3f];
    unchar volatile     sema0_reg;              /* command semaphore */
    unchar volatile     sema1_reg;              /* status semaphore */
    unchar              unused2[2];
    ushort volatile     status;                 /* command status */
    ushort              service;                /* service */
    ulong32             info[2];                /* additional info */
    unchar              unused3[0x10];
    unchar              ldoor_reg;              /* PCI to local doorbell */
    unchar              unused4[3];
    unchar volatile     edoor_reg;              /* local to PCI doorbell */
    unchar              unused5[3];
    unchar              control0;               /* control0 register(unused) */
    unchar              control1;               /* board interrupts enable */
    unchar              unused6[0x16];
} PACKED gdt6c_plx_regs;

/* DPRAM new PCI controllers */
typedef struct {
    union {
        gdt_dpr_if      ic;                     /* interface area */
        unchar          if_area[0x4000-sizeof(gdt_pci_sram)];
    } u;
    gdt_pci_sram        gdt6sr;                 /* SRAM structure */
} PACKED gdt6c_dpram_str;

/* i960 register structure (PCI MPR controllers) */
typedef struct {
    unchar              unused1[16];
    unchar volatile     sema0_reg;              /* command semaphore */
    unchar              unused2;
    unchar volatile     sema1_reg;              /* status semaphore */
    unchar              unused3;
    ushort volatile     status;                 /* command status */
    ushort              service;                /* service */
    ulong32             info[2];                /* additional info */
    unchar              ldoor_reg;              /* PCI to local doorbell */
    unchar              unused4[11];
    unchar volatile     edoor_reg;              /* local to PCI doorbell */
    unchar              unused5[7];
    unchar              edoor_en_reg;           /* board interrupts enable */
    unchar              unused6[27];
    ulong32             unused7[939];         
    ulong32             severity;       
    char                evt_str[256];           /* event string */
} PACKED gdt6m_i960_regs;

/* DPRAM PCI MPR controllers */
typedef struct {
    gdt6m_i960_regs     i960r;                  /* 4KB i960 registers */
    union {
        gdt_dpr_if      ic;                     /* interface area */
        unchar          if_area[0x3000-sizeof(gdt_pci_sram)];
    } u;
    gdt_pci_sram        gdt6sr;                 /* SRAM structure */
} PACKED gdt6m_dpram_str;


/* PCI resources */
typedef struct {