44 lines
1.3 KiB
Diff
44 lines
1.3 KiB
Diff
--- a/grub-core/kern/ieee1275/cmain.c
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+++ b/grub-core/kern/ieee1275/cmain.c
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@@ -89,7 +89,10 @@
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}
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if (rc >= 0 && grub_strncmp (tmp, "IBM", 3) == 0)
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- grub_ieee1275_set_flag (GRUB_IEEE1275_FLAG_NO_TREE_SCANNING_FOR_DISKS);
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+ {
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+ grub_ieee1275_set_flag (GRUB_IEEE1275_FLAG_NO_TREE_SCANNING_FOR_DISKS);
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+ grub_ieee1275_set_flag (GRUB_IEEE1275_FLAG_DISABLE_VIDEO_SUPPORT);
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+ }
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/* Old Macs have no key repeat, newer ones have fully working one.
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The ones inbetween when repeated key generates an escaoe sequence
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--- a/grub-core/video/ieee1275.c
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+++ b/grub-core/video/ieee1275.c
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@@ -351,9 +351,12 @@
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GRUB_MOD_INIT(ieee1275_fb)
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{
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- find_display ();
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- if (display)
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- grub_video_register (&grub_video_ieee1275_adapter);
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+ if (! grub_ieee1275_test_flag (GRUB_IEEE1275_FLAG_DISABLE_VIDEO_SUPPORT))
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+ {
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+ find_display ();
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+ if (display)
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+ grub_video_register (&grub_video_ieee1275_adapter);
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+ }
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}
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GRUB_MOD_FINI(ieee1275_fb)
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--- a/include/grub/ieee1275/ieee1275.h
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+++ b/include/grub/ieee1275/ieee1275.h
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@@ -141,6 +141,8 @@
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*/
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GRUB_IEEE1275_FLAG_CAN_TRY_CAS_FOR_MORE_MEMORY,
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#endif
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+
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+ GRUB_IEEE1275_FLAG_DISABLE_VIDEO_SUPPORT
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};
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extern int EXPORT_FUNC(grub_ieee1275_test_flag) (enum grub_ieee1275_flag flag);
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