The copy buffer, if enabled, prevents booting from coreboot correctly, since no memory is allocated for it. Allow it to fall back to disabled in this situation. This ensures that a console is displayed, even if it is slow.
Signed-off-by: Simon Glass sjg@chromium.org ---
drivers/pci/pci_rom.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/pci/pci_rom.c b/drivers/pci/pci_rom.c index a14a4db3c2f..7bad4c82c0c 100644 --- a/drivers/pci/pci_rom.c +++ b/drivers/pci/pci_rom.c @@ -349,13 +349,10 @@ int vbe_setup_video_priv(struct vesa_mode_info *vesa, }
/* Use double buffering if enabled */ - if (IS_ENABLED(CONFIG_VIDEO_COPY)) { - if (!plat->base) - return log_msg_ret("copy", -ENFILE); + if (IS_ENABLED(CONFIG_VIDEO_COPY) && plat->base) plat->copy_base = vesa->phys_base_ptr; - } else { + else plat->base = vesa->phys_base_ptr; - } log_debug("base = %lx, copy_base = %lx\n", plat->base, plat->copy_base); plat->size = vesa->bytes_per_scanline * vesa->y_resolution;