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grub2: disable vga (640x350) fallback driver.

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This mode is incompatible on bay-trail.
This commit is contained in:
Arne Fitzenreiter
2014-09-06 17:15:39 +02:00
parent 1aa031ab2a
commit 42066c88d5
2 changed files with 16 additions and 0 deletions
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1
lfs/grub
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@@ -77,6 +77,7 @@ $(subst %,%_MD5,$(objects)) :
$(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects)) $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
@$(PREBUILD) @$(PREBUILD)
@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE) @rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar axf $(DIR_DL)/$(DL_FILE)
cd $(DIR_APP) && patch -Np1 < $(DIR_SRC)/src/patches/grub-2.00_disable_vga_fallback.patch
cd $(DIR_APP) && \ cd $(DIR_APP) && \
./configure \ ./configure \
--prefix=/usr \ --prefix=/usr \

15
src/patches/grub-2.00_disable_vga_fallback.patch Normal file
View File

@@ -0,0 +1,15 @@
We have to remove the vga fallback because this not work on bay-trail and other
new intel onboard graphics.
diff -Naur grub-2.00.org/grub-core/video/i386/pc/vga.c grub-2.00/grub-core/video/i386/pc/vga.c
--- grub-2.00.org/grub-core/video/i386/pc/vga.c 2012-06-06 23:21:02.000000000 +0200
+++ grub-2.00/grub-core/video/i386/pc/vga.c 2014-09-05 21:41:04.790870375 +0200
@@ -122,7 +122,7 @@
{
grub_err_t err;
- if ((width && width != VGA_WIDTH) || (height && height != VGA_HEIGHT))
+// if ((width && width != VGA_WIDTH) || (height && height != VGA_HEIGHT))
return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "no matching mode found");
framebuffer.temporary_buffer = grub_malloc (VGA_HEIGHT * VGA_WIDTH);