AG903ライブラリリファレンス
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1: STOR_UNIT_STATUS Usbh_Stor_GetUnitStatus(PSTOR_UNIT pUnit) 2: { 3: API_REPORT_MILESTONE( USBSTOR_CHKPOINTS_API_GETUNITSTATUS ); 4: 5: 6: if( pStorClassDriver == NULL ) { 7: API_REPORT_SUMMARY( USBSTOR_LOG_SYS_SYSTEM_ERROR ); 8: return STOR_NOT_USE; 9: } 10: 11: 12: pUnit = Usbh_Stor_GetStorUnit((uhs_sbit32_t)pUnit); 13: 14: 15: if( (pUnit == NULL) || 16: (Usbh_Stor_Api_IsStorUnitObject(pUnit) == FALSE) ) { 17: API_REPORT_SUMMARY( USBSTOR_LOG_API_PARAM_ERROR ); 18: Usbh_Stor_SetLastError( NULL, USBSTOR_API_PARAM_ERROR ); 19: return STOR_NOT_USE; 20: } 21: 22: 23: if( Usbh_Stor_ScsiCtrl_AttachStorUnit(pUnit) == FALSE ) { 24: Usbh_Stor_SetLastError( pUnit, USBSTOR_API_UNIT_NOT_USE ); 25: return STOR_NOT_USE; 26: } 27: 28: 29: switch( pUnit->nStorStat ) { 30: case STOR_STAT_READY: 31: 32: return STOR_READY; 33: case STOR_STAT_NOT_READY: 34: 35: Usbh_Stor_SetLastError( pUnit, USBSTOR_API_UNIT_NOT_READY ); 36: return STOR_NOT_READY; 37: default: 38: 39: Usbh_Stor_SetLastError( pUnit, USBSTOR_API_UNIT_NOT_USE ); 40: return STOR_NOT_USE; 41: } 42: }
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