We cannot use this driver when running from EFI as we have no direct hardware
access. Coreboot uses a different driver which uses tables provided by
Coreboot. So far it does not seem possible to use a normal video driver when
booting from EFI.
Signed-off-by: Simon Glass <s...@chromium.org>
---
drivers/video/vesa_fb.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/video/vesa_fb.c b/drivers/video/vesa_fb.c
index 909f8e8..7a93443 100644
--- a/drivers/video/vesa_fb.c
+++ b/drivers/video/vesa_fb.c
@@ -24,6 +24,14 @@ void *video_hw_init(void)
int ret;
printf("Video: ");
+ if (!ll_boot_init()) {
+ /*
+ * If we are running from EFI or Coreboot, this driver can't
+ * work.
+ */
+ printf("Not available (previous bootloader prevents it)\n");
+ return NULL;
+ }
if (vbe_get_video_info(gdev)) {
dev = pci_find_class(PCI_CLASS_DISPLAY_VGA << 8, 0);
if (dev == -1) {
--
2.4.3.573.g4eafbef
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