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62 lines
2.2 KiB
62 lines
2.2 KiB
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 |
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From: Paulo Flabiano Smorigo <pfsmorigo@br.ibm.com> |
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Date: Tue, 11 Jun 2013 15:14:05 -0300 |
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Subject: [PATCH] Disable GRUB video support for IBM power machines |
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Should fix the problem in bugzilla: |
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https://bugzilla.redhat.com/show_bug.cgi?id=973205 |
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--- |
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grub-core/kern/ieee1275/cmain.c | 5 ++++- |
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grub-core/video/ieee1275.c | 9 ++++++--- |
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include/grub/ieee1275/ieee1275.h | 2 ++ |
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3 files changed, 12 insertions(+), 4 deletions(-) |
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diff --git a/grub-core/kern/ieee1275/cmain.c b/grub-core/kern/ieee1275/cmain.c |
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index 20cbbd761ec..04df9d2c667 100644 |
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--- a/grub-core/kern/ieee1275/cmain.c |
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+++ b/grub-core/kern/ieee1275/cmain.c |
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@@ -90,7 +90,10 @@ grub_ieee1275_find_options (void) |
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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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diff --git a/grub-core/video/ieee1275.c b/grub-core/video/ieee1275.c |
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index 17a3dbbb575..b8e4b3feb32 100644 |
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--- a/grub-core/video/ieee1275.c |
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+++ b/grub-core/video/ieee1275.c |
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@@ -352,9 +352,12 @@ static struct grub_video_adapter grub_video_ieee1275_adapter = |
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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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diff --git a/include/grub/ieee1275/ieee1275.h b/include/grub/ieee1275/ieee1275.h |
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index 0a599607f31..b5a1d49bbc3 100644 |
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--- a/include/grub/ieee1275/ieee1275.h |
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+++ b/include/grub/ieee1275/ieee1275.h |
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@@ -148,6 +148,8 @@ enum grub_ieee1275_flag |
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GRUB_IEEE1275_FLAG_CURSORONOFF_ANSI_BROKEN, |
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GRUB_IEEE1275_FLAG_RAW_DEVNAMES, |
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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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