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Annotation of previous/src/includes/scsi.h, revision 1.1

1.1     ! root        1: /* SCSI Bus and Disk emulation */
        !             2: 
        !             3: 
        !             4: /* Opcodes */
        !             5: /* The following are multi-sector transfers with seek implied */
        !             6: #define HD_VERIFY_TRACK    0x05               /* Verify track */
        !             7: #define HD_FORMAT_TRACK    0x06               /* Format track */
        !             8: #define HD_READ_SECTOR     0x08               /* Read sector */
        !             9: #define HD_READ_SECTOR1    0x28               /* Read sector (class 1) */
        !            10: #define HD_WRITE_SECTOR    0x0A               /* Write sector */
        !            11: #define HD_WRITE_SECTOR1   0x2A               /* Write sector (class 1) */
        !            12: 
        !            13: /* other codes */
        !            14: #define HD_TEST_UNIT_RDY   0x00               /* Test unit ready */
        !            15: #define HD_FORMAT_DRIVE    0x04               /* Format the whole drive */
        !            16: #define HD_SEEK            0x0B               /* Seek */
        !            17: #define HD_CORRECTION      0x0D               /* Correction */
        !            18: #define HD_INQUIRY         0x12               /* Inquiry */
        !            19: #define HD_MODESELECT      0x15               /* Mode select */
        !            20: #define HD_MODESENSE       0x1A               /* Mode sense */
        !            21: #define HD_REQ_SENSE       0x03               /* Request sense */
        !            22: #define HD_SHIP            0x1B               /* Ship drive */
        !            23: #define HD_READ_CAPACITY1  0x25               /* Read capacity (class 1) */
        !            24: 
        !            25: /* Status codes */
        !            26: #define HD_STATUS_OK       0x00               /* OK */
        !            27: #define HD_STATUS_ERROR    0x02               /* Check Condition */
        !            28: #define HD_STATUS_CONDMET  0x04               /* Condition Met */
        !            29: #define HD_STATUS_BUSY     0x08               /* Busy */
        !            30: 
        !            31: /* Error codes for REQUEST SENSE: */
        !            32: #define HD_REQSENS_OK       0x00              /* OK return status */
        !            33: #define HD_REQSENS_NOSECTOR 0x01              /* No index or sector */
        !            34: #define HD_REQSENS_WRITEERR 0x03              /* Write fault */
        !            35: #define HD_REQSENS_OPCODE   0x20              /* Opcode not supported */
        !            36: #define HD_REQSENS_INVADDR  0x21              /* Invalid block address */
        !            37: #define HD_REQSENS_INVARG   0x24              /* Invalid argument */
        !            38: #define HD_REQSENS_NODRIVE  0x25              /* Invalid drive */
        !            39: 
        !            40: 
        !            41: typedef struct {
        !            42:     int readCount;    /* count of number of command bytes written */
        !            43:     unsigned char source_busid;
        !            44:     unsigned char target;
        !            45:     unsigned char lun;
        !            46:     unsigned char opcode;
        !            47:     bool nodevice;
        !            48:     bool timeout;
        !            49:     int transfer_data_len;
        !            50:     int transferdirection_todevice;
        !            51:     bool extended;
        !            52:     
        !            53:     int byteCount;             /* count of number of command bytes written */
        !            54:     unsigned char command[10];
        !            55:     short int returnCode;      /* return code from the HDC operation */
        !            56: } SCSICOMMAND;
        !            57: 
        !            58: /* SCSI globals */
        !            59: SCSICOMMAND SCSIcommand;
        !            60: 
        !            61: /* Mode Pages */
        !            62: #define MODEPAGE_MAX_SIZE 24
        !            63: typedef struct {
        !            64:     Uint8 current[MODEPAGE_MAX_SIZE];
        !            65:     Uint8 changeable[MODEPAGE_MAX_SIZE];
        !            66:     Uint8 modepage[MODEPAGE_MAX_SIZE]; // default values
        !            67:     Uint8 saved[MODEPAGE_MAX_SIZE];
        !            68:     Uint8 pagesize;
        !            69: } MODEPAGE;
        !            70: 
        !            71: 
        !            72: 
        !            73: 
        !            74: void SCSI_Init(void);
        !            75: void SCSI_Uninit(void);
        !            76: void SCSI_Reset(void);
        !            77: void scsi_command_analyzer(Uint8 command[], int size, int target,int lun);
        !            78: 
        !            79: /* Helpers */
        !            80: int SCSI_GetTransferLength(void);
        !            81: unsigned long SCSI_GetOffset(void);
        !            82: int SCSI_GetCount(void);
        !            83: MODEPAGE SCSI_GetModePage(Uint8 pagecode);
        !            84: 
        !            85: 
        !            86: void SCSI_Emulate_Command(void);
        !            87: 
        !            88: /* SCSI Commands */
        !            89: void SCSI_Inquiry (void);
        !            90: void SCSI_StartStop(void);
        !            91: void SCSI_TestUnitReady(void);
        !            92: void SCSI_ReadCapacity(void);
        !            93: void SCSI_ReadSector(void);
        !            94: void SCSI_RequestSense(void);
        !            95: void SCSI_ModeSense(void);

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