msscsi.h

MSTAR03的数码相框的代码

#ifndef _MS_SCSI_H_
#define _MS_SCSI_H_

/* 
 * Common Command set 
 */
#define     SCSI_CMD_CHNGDEF        0x40    /* Modifies the operating          
                                               definition        */
#define     SCSI_CMD_COMPARE        0x39    /* Compares data between LUN's */
#define     SCSI_CMD_COPY           0x18    /* Copies data between LUN's   */
#define     SCSI_CMD_CPVRFY         0x3A    /* same as above with 
                                               verification      */
#define     SCSI_CMD_INQUIRY        0x12    /* Request information from 
                                               device            */
#define     SCSI_CMD_LOGSLCT        0x4C    /* Manage statistical 
                                               information       */
#define     SCSI_CMD_LOGSNS         0x4D    /* Retrieve statistical 
                                               information       */
#define     SCSI_CMD_MDSLCT6        0x15    /* specify parameters to 
                                               target            */
#define     SCSI_CMD_MDSLCT10       0x55    /* -do-              */
#define     SCSI_CMD_MDSNS6         0x1A    /* report parameters to 
                                               initiator         */
#define     SCSI_CMD_MDSNS10        0x5A    /* -do-              */
#define     SCSI_CMD_READB          0x3C    /* read target memory*/
#define     SCSI_CMD_RCVDGN         0x1C    /* requests analysis data
                                               */
#define     SCSI_CMD_REQSNS         0x03    /* requests sense data*/
#define     SCSI_CMD_SNDDGN         0x1D    /* requests diagnostic 
                                               results           */
#define     SCSI_CMD_TSTUNTRDY      0x00    /* check if logical unit is 
                                               ready             */
#define     SCSI_CMD_WRITEB         0x3B    /* write to target memory
                                                                */
#define     SCSI_CMD_READ_FMT_CPC   0x23    /* Raed format cpacity */
#define     SCSI_CMD_READ_CPC       0x25

#define     SCSI_CMD_REMOVAL        0x1E
/* 
 * Direct access devices commands 
 */
#define     SCSI_CMD_FORMATU        0x04    /* formats the medium   */
#define     SCSI_CMD_READ6          0x08    /* Read data            */
#define     SCSI_CMD_READ10         0x28    /* -do-                 */
#define     SCSI_CMD_WRITE6         0x0A    /* write data           */
#define     SCSI_CMD_WRITE10        0x2A    /* -do-                 */
#define     SCSI_CMD_SEEK6          0x0B    /* Seek to a track      */
#define     SCSI_CMD_SEEK10         0x2B    /* Seek to a track      */

/*
 * Different SCSI command lengths
 */
#define     SCSI_CMD_LENGTH06       0x06
#define     SCSI_CMD_LENGTH10       0x0A
#define     SCSI_CMD_LENGTH12       0x0C
#define     SCSI_CMD_LENGTH16       0x10
#define     SCSI_MAX_CMD_LENGTH     0x10

/*
 * Differnt data sizes of data stage of  of SCSI command
 */
#define     SCSI_CMD_INQ_DATA_LEN        0x24
#define     SCSI_CMD_RDFMTCPC_DATA_LEN   0x0C
#define     SCSI_CMD_REQ_SENSE_LEN       0x12
#define     SCSI_CMD_RDCPC_DATA_LEN      0x08
 
#define     USB_DATA_DIR_IN         1
#define     USB_DATA_DIR_OUT        0

typedef struct
{
    __u8    lun;
    __u16   count;
    __u32   sector; 
    void    *buf_P;  
    __s32   reading;
    __u8    cmd;
    __u8    unused1;
    __u16   unused2;
}SCSI_CLT_T;

__s8 TestRdy_Command(__u8 lun);
__s8 Inquiry_Command(__u8 lun, __u8 *RMB, __u8 *DeviceType);
__s8 ReqSen_Command(__u8 lun);
__s8 Rd10_Command(__u8 lun,__u16 count,__u32 sector);
__s8 Wt10_Command(__u8 lun,__u16 count,__u32 sector);
__s8 RdFmtCap_Command(__u8 lun,__u32 *noblock,__u32 *blocksize);
__s8 RdCap_Command(__u8 lun,__u32 *noblock,__u32 *blocksize);
__s8 Removal_Command(__u8 lun);
void Init_MassStorage(void);
void Det_MassStorage(void);
#endif /* _MS_SCSI_H_ */