[PATCH QEMU-KVM 04/34] test: add multiboot headers to startup files

[Avi Kivity]

With these headers, multiboot can launch us directly in protected mode.

Signed-off-by: Avi Kivity <a...@redhat.com>
---
 kvm/user/test/x86/cstart.S   |    9 +++++++++
 kvm/user/test/x86/cstart64.S |    9 +++++++++
 2 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/kvm/user/test/x86/cstart.S b/kvm/user/test/x86/cstart.S
index 69a6262..0471b92 100644
--- a/kvm/user/test/x86/cstart.S
+++ b/kvm/user/test/x86/cstart.S
@@ -3,6 +3,15 @@
 .bss
 
 .section .init
+
+mb_magic = 0x1BADB002
+mb_flags = 0x0
+
+       # multiboot header
+       .long mb_magic, mb_flags, 0 - (mb_magic + mb_flags)
+
+.globl start
+start:
        call main
        push %eax
        call exit
diff --git a/kvm/user/test/x86/cstart64.S b/kvm/user/test/x86/cstart64.S
index 4f116f9..805938b 100644
--- a/kvm/user/test/x86/cstart64.S
+++ b/kvm/user/test/x86/cstart64.S
@@ -69,6 +69,15 @@ tss_end:
 .section .init
 
 .code32
+
+mb_magic = 0x1BADB002
+mb_flags = 0x0
+
+       # multiboot header
+       .long mb_magic, mb_flags, 0 - (mb_magic + mb_flags)
+
+.globl start
+start:
        mov $stacktop, %esp
        call prepare_64
        jmpl $8, $start64
-- 
1.6.4.1

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