x86: doc: Document coreboot framebuffer driver issue on QEMU

For some unknown reason, coreboot framebuffer driver never works on
QEMU since day 1. It seems the driver only works on real hardware.
Document this issue.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng 2016-10-09 04:14:10 -07:00
parent 54cd240731
commit 4dc5e54da3

View File

@ -385,6 +385,9 @@ At present it seems that for Minnowboard Max, coreboot does not pass through
the video information correctly (it always says the resolution is 0x0). This
works correctly for link though.
Note: coreboot framebuffer driver does not work on QEMU. The reason is unknown
at this point. Patches are welcome if you figure out anything wrong.
Test with QEMU for bare mode
----------------------------
QEMU is a fancy emulator that can enable us to test U-Boot without access to