On Fri, Dec 4, 2015 at 1:16 PM, Andrew Baumann
wrote:
> The SD spec for ACMD41 says that a zero argument is an "inquiry"
> ACMD41, which does not start initialisation and is used only for
> retrieving the OCR. However, Tianocore EDK2 (UEFI) has a bug [1]: it
> first
The SD spec for ACMD41 says that a zero argument is an "inquiry"
ACMD41, which does not start initialisation and is used only for
retrieving the OCR. However, Tianocore EDK2 (UEFI) has a bug [1]: it
first sends an inquiry (zero) ACMD41. If that first request returns an
OCR value with the power up