/**
* 读取错误原因
* @param *buf 存放读取出来数据的缓冲区
* @return 0 - 成功
*/
short ufiRequestSense(BYTE *buf)
{
REQUEST_SENSE *request;
CBW *cbw;
//设置Bulk-Only协议参数
cbw = &ufiCmdRunning.cbw;
cbw->dCBW_Signature = CBW_SIGNATURE;
cbw->dCBW_Tag = 0x60a624de;
cbw->dCBW_DataXferLen = 0x12;
cbw->bCBW_Flag=0x80;
cbw->bCBW_LUN=0;
cbw->bCBW_CDBLen = 0x0C;//sizeof(CDB_RBC);
//设置UFI命令参数
request = &(cbw->cdbRBC.ufiRequestSense);
request->OperationCode = 0x03;
request->AllocationLen = 0x12;
//设置状态扫描函数所需要的参数
ufiCmdRunning.funUfiCmd = bulkRead;
ufiCmdRunning.pBuf = buf;
ufiCmdRunning.state = UFI_STATE_BEGIN;
//通过Bulk端口发送读命令
bulkRead((unsigned char *)&ufiCmdRunning.cbw, buf, (unsigned char*)&ufiCmdRunning.csw);
return 0;
}
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本文转自 tywali 51CTO博客,原文链接:http://blog.51cto.com/lancelot/318290,如需转载请自行联系原作者