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* EFI: fix error handling in efi_get_boot()Michael Olbrich2014-09-011-1/+1
| | | | | | | efi_get_global_var() returns an error code, not NULL when it fails. Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
* EFI: introduce efi_strguid to convert GUID to human readable namesJean-Christophe PLAGNIOL-VILLARD2014-07-161-2/+3
| | | | | | | | | use in devinfo Protocols Tested today on qemu with all the GUID translated Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
* Add initial EFI architecture supportSascha Hauer2014-07-161-0/+342
This adds support for running barebox in an EFI environment on X86 PC hardware. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>