[Xen-changelog] [xen-unstable] rombios: fix trying to boot from next device

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1243419578 -3600
# Node ID 11b3b6fafc7b4cfb02632ce24ff761dd3abbbc6d
# Parent  b671d568115f69d2ab223e9b71b6f8241a7dc1f9
rombios: fix trying to boot from next device

If boot="ndc", rombios cannot try to boot next device.
Because rombios jump to the boot vector without pushing return
address, gPXE code and so on cannot return if it fail to boot.

Signed-off-by: Akio Takebe <takebe_akio@xxxxxxxxxxxxxx>
---
 tools/firmware/rombios/rombios.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r b671d568115f -r 11b3b6fafc7b tools/firmware/rombios/rombios.c
--- a/tools/firmware/rombios/rombios.c  Wed May 27 11:17:40 2009 +0100
+++ b/tools/firmware/rombios/rombios.c  Wed May 27 11:19:38 2009 +0100
@@ -8362,8 +8362,8 @@ ASM_END
   /* Jump to the boot vector */
 ASM_START
     mov  bp, sp
-//    push cs
-//    push #int18_handler
+    push cs
+    push #int18_handler
     ;; Build an iret stack frame that will take us to the boot vector.
     ;; iret pops ip, then cs, then flags, so push them in the opposite order.
     pushf

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