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x86: use initial_code for i386

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x86_64 jumps to whatever is written in "initial_code" symbol,
instead of a fixed address. Do it for i386 too. It will allow us
to integrate more of the smp boot code.

Signed-off-by: Glauber Costa <gcosta@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Glauber Costa 2008-05-28 12:57:02 -03:00 committed by Ingo Molnar
parent a939098afc
commit e3f77edfc1
1 changed files with 4 additions and 1 deletions
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5
arch/x86/kernel/head_32.S
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@ -455,7 +455,10 @@ is386: movl $2,%ecx # set MP
jmp initialize_secondary # all other CPUs call initialize_secondary
1:
#endif /* CONFIG_SMP */
jmp i386_start_kernel
jmp *(initial_code)
.align 4
ENTRY(initial_code)
.long i386_start_kernel
/*
* We depend on ET to be correct. This checks for 287/387.