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Patch by Grey which fixes "auto-enabling" of the boot loader screen debug

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which happened on some systems (mine included).
Should close ticket #5341.
Thanks! 


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@35441 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini
2010-02-09 19:47:23 +00:00
parent e381020556
commit 7ae188c379
1 changed files with 5 additions and 6 deletions
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src/system/boot/platform/bios_ia32/bios.S
+5 -6
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@@ -237,7 +237,7 @@ int_number:
/** uint32 search_keyboard_buffer() /** uint32 search_keyboard_buffer()
* Search in keyboard buffer keycodes for F8, F12 or Space * Search in keyboard buffer keycodes for F8, F12 or Space
* if not found - search ESC keycode. * if not found - search ESC keycode at the end of this buffer (2 positions)
*/ */
FUNCTION(search_keyboard_buffer) FUNCTION(search_keyboard_buffer)
@@ -266,13 +266,12 @@ search_cycle1:
cmp $0x440, %si cmp $0x440, %si
jnz search_cycle1 jnz search_cycle1
movw $0x41E, %si // BIOS kbd buffer addw 0x41C, %si
search_cycle2: movw -0x42(%si), %ax
lodsw
cmp $0x011B, %ax // test ESC key cmp $0x011B, %ax // test ESC key
jz to_ret jz to_ret
cmp $0x440, %si movw -0x44(%si), %ax
jnz search_cycle2 cmp $0x011B, %ax // test ESC key
to_ret: to_ret:
pop %ds pop %ds