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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] [IA64] Remove duplicate check is_running_on_xen
# HG changeset patch
# User awilliam@xxxxxxxxxxxx
# Date 1169088700 25200
# Node ID efaf9c2de07e74a847c05e2cddae8df08851f55c
# Parent 2056bc71fa55f08a09b0d7dacfec55915d057087
[IA64] Remove duplicate check is_running_on_xen
When these functions are called, it is running on XEN.
Signed-off-by: Anthony Xu <anthony.xu@xxxxxxxxx>
---
linux-2.6-xen-sparse/arch/ia64/xen/hypercall.S | 162 -------------------------
1 files changed, 2 insertions(+), 160 deletions(-)
diff -r 2056bc71fa55 -r efaf9c2de07e
linux-2.6-xen-sparse/arch/ia64/xen/hypercall.S
--- a/linux-2.6-xen-sparse/arch/ia64/xen/hypercall.S Wed Jan 17 19:48:02
2007 -0700
+++ b/linux-2.6-xen-sparse/arch/ia64/xen/hypercall.S Wed Jan 17 19:51:40
2007 -0700
@@ -9,267 +9,109 @@
#include <asm/asmmacro.h>
GLOBAL_ENTRY(xen_get_psr)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov r8=psr;;
-(p7) br.ret.sptk.many rp
- ;;
XEN_HYPER_GET_PSR
- ;;
br.ret.sptk.many rp
- ;;
+ ;;
END(xen_get_psr)
GLOBAL_ENTRY(xen_get_ivr)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov r8=cr.ivr;;
-(p7) br.ret.sptk.many rp
- ;;
XEN_HYPER_GET_IVR
- ;;
br.ret.sptk.many rp
;;
END(xen_get_ivr)
GLOBAL_ENTRY(xen_get_tpr)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov r8=cr.tpr;;
-(p7) br.ret.sptk.many rp
- ;;
XEN_HYPER_GET_TPR
- ;;
br.ret.sptk.many rp
;;
END(xen_get_tpr)
GLOBAL_ENTRY(xen_set_tpr)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov cr.tpr=r32;;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_SET_TPR
- ;;
br.ret.sptk.many rp
;;
END(xen_set_tpr)
GLOBAL_ENTRY(xen_eoi)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov cr.eoi=r0;;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_EOI
- ;;
br.ret.sptk.many rp
;;
END(xen_eoi)
GLOBAL_ENTRY(xen_thash)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) thash r8=r32;;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_THASH
- ;;
br.ret.sptk.many rp
;;
END(xen_thash)
GLOBAL_ENTRY(xen_set_itm)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov cr.itm=r32;;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_SET_ITM
- ;;
br.ret.sptk.many rp
;;
END(xen_set_itm)
GLOBAL_ENTRY(xen_ptcga)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) ptc.ga r32,r33;;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
mov r9=r33
- ;;
XEN_HYPER_PTC_GA
- ;;
br.ret.sptk.many rp
;;
END(xen_ptcga)
GLOBAL_ENTRY(xen_get_rr)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov r8=rr[r32];;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_GET_RR
- ;;
br.ret.sptk.many rp
;;
END(xen_get_rr)
GLOBAL_ENTRY(xen_set_rr)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov rr[r32]=r33;;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
mov r9=r33
- ;;
XEN_HYPER_SET_RR
- ;;
br.ret.sptk.many rp
;;
END(xen_set_rr)
GLOBAL_ENTRY(xen_set_kr)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.ne p7,p0=r8,r0;;
-(p7) br.cond.spnt.few 1f;
- ;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar0=r9
-(p7) br.ret.sptk.many rp;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar1=r9
-(p7) br.ret.sptk.many rp;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar2=r9
-(p7) br.ret.sptk.many rp;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar3=r9
-(p7) br.ret.sptk.many rp;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar4=r9
-(p7) br.ret.sptk.many rp;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar5=r9
-(p7) br.ret.sptk.many rp;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar6=r9
-(p7) br.ret.sptk.many rp;;
- cmp.eq p7,p0=r8,r0
- adds r8=-1,r8;;
-(p7) mov ar7=r9
-(p7) br.ret.sptk.many rp;;
-
-1: mov r8=r32
+ mov r8=r32
mov r9=r33
- ;;
XEN_HYPER_SET_KR
- ;;
br.ret.sptk.many rp
END(xen_set_kr)
GLOBAL_ENTRY(xen_fc)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) fc r32;;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_FC
- ;;
br.ret.sptk.many rp
END(xen_fc)
GLOBAL_ENTRY(xen_get_cpuid)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov r8=cpuid[r32];;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_GET_CPUID
- ;;
br.ret.sptk.many rp
END(xen_get_cpuid)
GLOBAL_ENTRY(xen_get_pmd)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov r8=pmd[r32];;
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_GET_PMD
- ;;
br.ret.sptk.many rp
END(xen_get_pmd)
#ifdef CONFIG_IA32_SUPPORT
GLOBAL_ENTRY(xen_get_eflag)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov r8=ar24;;
-(p7) br.ret.sptk.many rp
- ;;
- mov r8=r32
- ;;
XEN_HYPER_GET_EFLAG
- ;;
br.ret.sptk.many rp
END(xen_get_eflag)
// some bits aren't set if pl!=0, see SDM vol1 3.1.8
GLOBAL_ENTRY(xen_set_eflag)
- movl r8=running_on_xen;;
- ld4 r8=[r8];;
- cmp.eq p7,p0=r8,r0;;
-(p7) mov ar24=r32
-(p7) br.ret.sptk.many rp
- ;;
mov r8=r32
- ;;
XEN_HYPER_SET_EFLAG
- ;;
br.ret.sptk.many rp
END(xen_set_eflag)
#endif
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