smc_phy.c

AT91SAM7X256

}


/*********************************************************************
*
*             FS__SMC_PHY_ReadSect
*/

int FS__SMC_PHY_ReadSect(FS_u32 id,unsigned char *buf,unsigned char *redundant)
{
    _FS_SMC_Set_SsfdcCmd(id,READ);
    _FS_SMC_Set_SsfdcAddr(id,EVEN);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
    if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
        { _FS_SMC_Reset_SsfdcErr(id);        return(ERROR); }
#else
    FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
    _FS_SMC_Read_SsfdcBuf(id,buf,redundant);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
    if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
        { _FS_SMC_Reset_SsfdcErr(id);        return(ERROR); }
#else
    FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
    if((FS__SMC_cardattrib[id].Attribute &MPS)==PS256) {
        _FS_SMC_Set_SsfdcCmd(id,READ);
        _FS_SMC_Set_SsfdcAddr(id,ODD);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
        if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
            { _FS_SMC_Reset_SsfdcErr(id);    return(ERROR); }
#else
        FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
        _FS_SMC_Read_SsfdcBuf(id,buf+0x100,redundant+0x08);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
        if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
            { _FS_SMC_Reset_SsfdcErr(id);    return(ERROR); }
#else
        FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
    }
    _FS_SMC_Set_SsfdcStandby(id);
    return(SUCCESS);
}


/*********************************************************************
*
*             FS__SMC_PHY_WriteSect
*/

int FS__SMC_PHY_WriteSect(FS_u32 id,unsigned char *buf,unsigned char *redundant)
{
    _FS_SMC_Set_SsfdcCmd(id,WRDATA);
    _FS_SMC_Set_SsfdcAddr(id,EVEN);
    _FS_SMC_Write_SsfdcBuf(id,buf,redundant);
    _FS_SMC_Set_SsfdcCmd(id,WRITE);
    if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_PROG))   
        { _FS_SMC_Reset_SsfdcErr(id);        return(ERROR); }
    if((FS__SMC_cardattrib[id].Attribute &MPS)==PS256) {
        _FS_SMC_Set_SsfdcCmd(id,RDSTATUS);
        if(_FS_SMC_Chk_SsfdcStatus(id))    
            { _FS_SMC_Set_SsfdcStandby(id);  return(SUCCESS); }
        _FS_SMC_Set_SsfdcCmd(id,WRDATA);
        _FS_SMC_Set_SsfdcAddr(id,ODD);
        _FS_SMC_Write_SsfdcBuf(id,buf+0x100,redundant+0x08);
        _FS_SMC_Set_SsfdcCmd(id,WRITE);
        if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_PROG)) 
            { _FS_SMC_Reset_SsfdcErr(id);    return(ERROR); }
    }
    _FS_SMC_Set_SsfdcStandby(id);
    return(SUCCESS);
}


/*********************************************************************
*
*             FS__SMC_PHY_EraseBlock
*/

int FS__SMC_PHY_EraseBlock(FS_u32 id)
{
    _FS_SMC_Set_SsfdcCmd(id,ERASE1);
    _FS_SMC_Set_SsfdcBlock(id);
    _FS_SMC_Set_SsfdcCmd(id,ERASE2);
    if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_ERASE))  
        { _FS_SMC_Reset_SsfdcErr(id);        return(ERROR); }
    _FS_SMC_Set_SsfdcStandby(id);
    return(SUCCESS);
}


/*********************************************************************
*
*             FS__SMC_PHY_ReadRedtData
*/

int FS__SMC_PHY_ReadRedtData(FS_u32 id,unsigned char *redundant)
{
    _FS_SMC_Set_SsfdcCmd(id,READ_REDT);
    _FS_SMC_Set_SsfdcAddr(id,EVEN);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
    if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
        { _FS_SMC_Reset_SsfdcErr(id);        return(ERROR); }
#else
    FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
    _FS_SMC_ReadRedt_SsfdcBuf(id,redundant);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
    if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
        { _FS_SMC_Reset_SsfdcErr(id);        return(ERROR); }
#else
    FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
    if((FS__SMC_cardattrib[id].Attribute &MPS)==PS256) {
        _FS_SMC_Set_SsfdcCmd(id,READ_REDT);
        _FS_SMC_Set_SsfdcAddr(id,ODD);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
        if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
            { _FS_SMC_Reset_SsfdcErr(id);    return(ERROR); }
#else
        FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
        _FS_SMC_ReadRedt_SsfdcBuf(id,redundant+0x08);
#if FS_SMC_HW_SUPPORT_BSYLINE_CHECK
        if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_READ))
            { _FS_SMC_Reset_SsfdcErr(id);    return(ERROR); }
#else
        FS_SMC_HW_X_WaitTimer(id,BUSY_READ);
#endif
    }
    _FS_SMC_Set_SsfdcStandby(id);
    return(SUCCESS);
}


/*********************************************************************
*
*             FS__SMC_PHY_WriteRedtData
*/

int FS__SMC_PHY_WriteRedtData(FS_u32 id,unsigned char *redundant)
{
    _FS_SMC_Set_SsfdcCmd(id,WRDATA);
    _FS_SMC_Set_SsfdcAddr(id,EVEN);
    _FS_SMC_WriteRedt_SsfdcBuf(id,redundant);
    _FS_SMC_Set_SsfdcCmd(id,WRITE);
    if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_PROG))     
        { _FS_SMC_Reset_SsfdcErr(id);        return(ERROR); }
    if((FS__SMC_cardattrib[id].Attribute &MPS)==PS256) {
        _FS_SMC_Set_SsfdcCmd(id,RDSTATUS);
        if(_FS_SMC_Chk_SsfdcStatus(id))        
            { _FS_SMC_Set_SsfdcStandby(id);  return(SUCCESS); }
        _FS_SMC_Set_SsfdcCmd(id,WRDATA);
        _FS_SMC_Set_SsfdcAddr(id,ODD);
        _FS_SMC_WriteRedt_SsfdcBuf(id,redundant+0x08);
        _FS_SMC_Set_SsfdcCmd(id,WRITE);
        if(_FS_SMC_Chk_SsfdcBusy(id,BUSY_PROG))   
            { _FS_SMC_Reset_SsfdcErr(id);    return(ERROR); }
    }
    _FS_SMC_Set_SsfdcStandby(id);
    return(SUCCESS);
}


/*********************************************************************
*
*             FS__SMC_PHY_CheckStatus
*/

int FS__SMC_PHY_CheckStatus(FS_u32 id)
{
    _FS_SMC_Set_SsfdcCmd(id,RDSTATUS);
    if(_FS_SMC_Chk_SsfdcStatus(id))
        { _FS_SMC_Set_SsfdcStandby(id);      return(ERROR); }
    _FS_SMC_Set_SsfdcStandby(id);
    return(SUCCESS);
}


/*********************************************************************
*
*             FS__SMC_PHY_Set_Model
*/

int FS__SMC_PHY_Set_Model(FS_u32 id,unsigned char dcode)
{
    switch(_FS_SMC_Check_DevCode(dcode))   {
        case SSFDC1MB:
            FS__SMC_cardattrib[id].Model        = SSFDC1MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD3CYC | BS16 | PS256;
            FS__SMC_cardattrib[id].MaxZones     = 1;
            FS__SMC_cardattrib[id].MaxBlocks    = 256;
            FS__SMC_cardattrib[id].MaxLogBlocks = 250;
            FS__SMC_cardattrib[id].MaxSectors   = 8;
            break;
        case SSFDC2MB:
            FS__SMC_cardattrib[id].Model        = SSFDC2MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD3CYC | BS16 | PS256;
            FS__SMC_cardattrib[id].MaxZones     = 1;
            FS__SMC_cardattrib[id].MaxBlocks    = 512;
            FS__SMC_cardattrib[id].MaxLogBlocks = 500;
            FS__SMC_cardattrib[id].MaxSectors   = 8;
            break;
        case SSFDC4MB:
            FS__SMC_cardattrib[id].Model        = SSFDC4MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD3CYC | BS16 | PS512;
            FS__SMC_cardattrib[id].MaxZones     = 1;
            FS__SMC_cardattrib[id].MaxBlocks    = 512;
            FS__SMC_cardattrib[id].MaxLogBlocks = 500;
            FS__SMC_cardattrib[id].MaxSectors   = 16;
            break;
        case SSFDC8MB:
            FS__SMC_cardattrib[id].Model        = SSFDC8MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD3CYC | BS16 | PS512;
            FS__SMC_cardattrib[id].MaxZones     = 1;
            FS__SMC_cardattrib[id].MaxBlocks    = 1024;
            FS__SMC_cardattrib[id].MaxLogBlocks = 1000;
            FS__SMC_cardattrib[id].MaxSectors   = 16;
            break;
        case SSFDC16MB:
            FS__SMC_cardattrib[id].Model        = SSFDC16MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD3CYC | BS32 | PS512;
            FS__SMC_cardattrib[id].MaxZones     = 1;
            FS__SMC_cardattrib[id].MaxBlocks    = 1024;
            FS__SMC_cardattrib[id].MaxLogBlocks = 1000;
            FS__SMC_cardattrib[id].MaxSectors   = 32;
            break;
        case SSFDC32MB:
            FS__SMC_cardattrib[id].Model        = SSFDC32MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD3CYC | BS32 | PS512;
            FS__SMC_cardattrib[id].MaxZones     = 2;
            FS__SMC_cardattrib[id].MaxBlocks    = 1024;
            FS__SMC_cardattrib[id].MaxLogBlocks = 1000;
            FS__SMC_cardattrib[id].MaxSectors   = 32;
            break;
        case SSFDC64MB:
            FS__SMC_cardattrib[id].Model        = SSFDC64MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD4CYC | BS32 | PS512;
            FS__SMC_cardattrib[id].MaxZones     = 4;
            FS__SMC_cardattrib[id].MaxBlocks    = 1024;
            FS__SMC_cardattrib[id].MaxLogBlocks = 1000;
            FS__SMC_cardattrib[id].MaxSectors   = 32;
            break;
        case SSFDC128MB:
            FS__SMC_cardattrib[id].Model        = SSFDC128MB;
            FS__SMC_cardattrib[id].Attribute    = FLASH | AD4CYC | BS32 | PS512;
            FS__SMC_cardattrib[id].MaxZones     = 8;
            FS__SMC_cardattrib[id].MaxBlocks    = 1024;
            FS__SMC_cardattrib[id].MaxLogBlocks = 1000;
            FS__SMC_cardattrib[id].MaxSectors   = 32;
            break;
    default:
            FS__SMC_cardattrib[id].Model        = NOSSFDC;
            return(ERROR);
    }
    return(SUCCESS);
}


/*********************************************************************
*
*             FS__SMC_PHY_Cnt_Reset
*/

void FS__SMC_PHY_Cnt_Reset(FS_u32 id)
{
    FS_SMC_HW_X_SetStandby(id);
    FS_SMC_HW_X_VccOff(id);
}


/*********************************************************************
*
*             FS__SMC_PHY_Cnt_PowerOn
*/

int FS__SMC_PHY_Cnt_PowerOn(FS_u32 id)
{
    FS_SMC_HW_X_VccOn(id);
    FS_SMC_HW_X_WaitTimer(id,TIME_PON);
    if(FS_SMC_HW_X_ChkPower(id))
        return(SUCCESS);
    FS_SMC_HW_X_VccOff(id);
    return(ERROR);
}


/*********************************************************************
*
*             FS__SMC_PHY_Chk_CntPower
*/

int FS__SMC_PHY_Chk_CntPower(FS_u32 id)
{
    if(FS_SMC_HW_X_ChkPower(id))
        return(SUCCESS);    /* Power On */
    return(ERROR);          /* Power Off */
}


/*********************************************************************
*
*             FS__SMC_PHY_Chk_CardExist
*/

int FS__SMC_PHY_Chk_CardExist(FS_u32 id)
{
    char i,j,k;
    if(! FS_SMC_HW_X_ChkStatus(id))                   /***** Not Status Change *****/
        if(FS_SMC_HW_X_ChkCardIn(id)) return(SUCCESS);    /* Card exist in Slot */
    for(i=0,j=0,k=0; i<0x10; i++) {
        if(FS_SMC_HW_X_ChkCardIn(id))                 /***** Status Change *****/
             { j++; k=0; }
        else { j=0; k++; }
        if(j>3)     return(SUCCESS);            /* Card exist in Slot */
        if(k>3)     return(ERROR);              /* NO Card exist in Slot */
        FS_SMC_HW_X_WaitTimer(id,TIME_CDCHK);
    }
    return(ERROR);
}


/*********************************************************************
*
*             FS__SMC_PHY_Chk_CardStsChg
*/

int FS__SMC_PHY_Chk_CardStsChg(FS_u32 id)
{
    if(FS_SMC_HW_X_ChkStatus(id))
        return(ERROR);      /* Status Change */
    return(SUCCESS);        /* Not Status Change */
}


/*********************************************************************
*
*             FS__SMC_PHY_Chk_WP
*/

int FS__SMC_PHY_Chk_WP(FS_u32 id)
{   /* ERROR: WP, SUCCESS: Not WP */
    char i;
    for(i=0; i<0x08; i++) {
        if(FS_SMC_HW_X_ChkWP(id))
            return(ERROR);
        FS_SMC_HW_X_WaitTimer(id,TIME_WPCHK);
    }
    return(SUCCESS);
}


#endif /* FS_USE_SMC_DRIVER */