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Step:1.Enable2.Read3.Write4.DisableFI_GUID gEfiSFlashProtocolGuid = FLASH_PROTOCOL_GUID;FLASH_PROTOCOL* pFlashProtocol;EFI_PHYSICAL_ADDRESS Flash4GBMapStart;EFI_STATUS Status;UINT8 *StrBuffer; Status = pBootServices->LocateProtocol( &gEfiSFlashProtocolGuid, NULL, &pFlashProtocol); S... 阅读全文