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EmbeddedPkg/MmcDxe: Ensure MMC is in Identification Mode
authoroliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>
Fri, 19 Oct 2012 09:47:49 +0000 (09:47 +0000)
committeroliviermartin <oliviermartin@6f19259b-4bc3-4df7-8a09-765794883524>
Fri, 19 Oct 2012 09:47:49 +0000 (09:47 +0000)
commitfc78c48e2094fe9d43aa4a73a4bf4f90d6ecf84b
tree7893b9b0d0ce82021d3011507652e5ffcc564563tree
parentf52be04a2f9d3ab597f54a1fe9fe0db7ade74775commit | diff
EmbeddedPkg/MmcDxe: Ensure MMC is in Identification Mode

This change ensure the MMC card is in Identification Mode.
The card might be in Data Transfer Mode if a pre UEFI Boot Loader
had initialized the card.
A potential optimization would be to skip the Identification Mode
in this case.

Signed-off-by: Olivier Martin <olivier.martin@arm.com>
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13872 6f19259b-4bc3-4df7-8a09-765794883524
EmbeddedPkg/Universal/MmcDxe/MmcBlockIo.c diff | blob | blame | history
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