scsi.h

#define XFER_BLOCK_SIZE 65024 /* 65536-512. It seems like my Oxford 934 is capable of maximum transfers of less than 65536 bytes.     \
                      NOTE: I reduced the maximum block size here by 512, since transfers are done in (smallest) groups of 512 bytes! \
              */
 
#define READ_TRANSACTION  0
#define WRITE_TRANSACTION 1
 
/* Some macros */
#define CDB_PAGE_SIZE(v)          ((v) << 16) /* Not in use. */
#define CDB_PAGE_TABLE_PRESENT(v) ((v) << 19) /* Not in use. */
#define CDB_MAX_PAYLOAD(v)        ((v) << 20)
#define CDB_SPEED(v)              ((v) << 24)
#define CDB_DIRECTION(v)          ((v) << 27)
#define CDB_DATA_SIZE(v)          ((v))
 
typedef struct _inquiry_data
{
    u8 peripheral_device_type; // 00h - Direct access (Floppy), 1Fh none (no FDD connected)
    u8 removable_media;        // 80h - removeable
    u8 iso_ecma_ansi;
    u8 repsonse_data_format;
    u8 additional_length;
    u8 res[3];
    u8 vendor[8];
    u8 product[16];
    u8 revision[4];
} inquiry_data;
 
typedef struct _sense_data
{
    u8 error_code;
    u8 res1;
    u8 sense_key;
    u8 information[4];
    u8 add_sense_len;
    u8 res3[4];
    u8 add_sense_code;
    u8 add_sense_qual;
    u8 res4[4];
} sense_data;
 
typedef struct _read_capacity_data
{
    u32 last_lba;     /* Big endian data. */
    u32 block_length; /* Big endian data. */
} read_capacity_data;
 
/* Function prototypes. */
extern int scsiReadSector(struct SBP2Device *dev, unsigned long int lba, void *buffer, int sectorCount);
extern int scsiWriteSector(struct SBP2Device *dev, unsigned long int lba, void *buffer, int sectorCount);
extern void releaseSBP2Device(struct SBP2Device *dev);
extern int ConfigureSBP2Device(struct SBP2Device *dev);