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| author | Jan Kiszka | 2012-02-17 18:31:22 +0100 |
|---|---|---|
| committer | Avi Kivity | 2012-02-18 11:16:01 +0100 |
| commit | 501981126d0aaaa72f720edeee892b830cbe3e55 (patch) | |
| tree | f23c2a5c73803051bee1be86fb1226aa45563a88 /pc-bios/optionrom | |
| parent | optionsrom: Reserve space for checksum (diff) | |
| download | qemu-501981126d0aaaa72f720edeee892b830cbe3e55.tar.gz qemu-501981126d0aaaa72f720edeee892b830cbe3e55.tar.xz qemu-501981126d0aaaa72f720edeee892b830cbe3e55.zip | |
kvmvapic: Use optionrom helpers
Use OPTION_ROM_START/END from the common header file, add comment to
init code.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'pc-bios/optionrom')
| -rw-r--r-- | pc-bios/optionrom/kvmvapic.S | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/pc-bios/optionrom/kvmvapic.S b/pc-bios/optionrom/kvmvapic.S index 856c1e519d..aa17a402df 100644 --- a/pc-bios/optionrom/kvmvapic.S +++ b/pc-bios/optionrom/kvmvapic.S @@ -9,12 +9,10 @@ # option) any later version. See the COPYING file in the top-level directory. # - .text 0 - .code16 -.global _start -_start: - .short 0xaa55 - .byte (_end - _start) / 512 +#include "optionrom.h" + +OPTION_ROM_START + # clear vapic area: firmware load using rep insb may cause # stale tpr/isr/irr data to corrupt the vapic area. push %es @@ -26,8 +24,11 @@ _start: cld rep stosw pop %es + + # announce presence to the hypervisor mov $vapic_base, %ax out %ax, $0x7e + lret .code32 @@ -331,7 +332,4 @@ up_set_tpr_poll_irq: vapic: . = . + vapic_size -.byte 0 # reserve space for signature -.align 512, 0 - -_end: +OPTION_ROM_END |