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qemu: Fix GateA20 enabling. 

GateA20 code was inactive due to address error.
This commit is contained in:
Vladimir Serbinenko 2015-02-21 20:00:18 +01:00
parent e62ca2a870
commit 8afd8f3b64
1 changed files with 1 additions and 1 deletions
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2
grub-core/boot/i386/qemu/boot.S
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@ -50,6 +50,7 @@ VARIABLE(grub_core_entry_addr)
pushl $1f
jmp real_to_prot
.code32
1:
/* Ensure A20 is enabled. We're in qemu, so control port A works
and there is no need to wait since there is no real logic, it's
all emulated. */
@ -57,7 +58,6 @@ VARIABLE(grub_core_entry_addr)
andb $(~0x03), %al
orb $0x02, %al
outb $0x92
1:
movl EXT_C(grub_core_entry_addr), %edx
jmp *%edx