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authorVarun Sethi <Varun.Sethi@freescale.com>2012-04-25 01:26:43 +0000
committerAlexander Graf <agraf@suse.de>2012-05-06 16:19:08 +0200
commit185e4188dab6456409cad66c579501dd89487188 (patch)
treef9d57c7a37d12de21667fdd11312ee5559820c2b /arch/powerpc/include/asm/kvm_asm.h
parent6e35994d1f6831af1e5577e28c363c9137d7d597 (diff)
KVM: PPC: bookehv: Use a Macro for saving/restoring guest registers to/from their 64 bit copies.
Introduced PPC_STD/PPC_LD macros for saving/restoring guest registers to/from their 64 bit copies. Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com> Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/include/asm/kvm_asm.h')
-rw-r--r--arch/powerpc/include/asm/kvm_asm.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_asm.h b/arch/powerpc/include/asm/kvm_asm.h
index 09781523328..7d4018dd0e1 100644
--- a/arch/powerpc/include/asm/kvm_asm.h
+++ b/arch/powerpc/include/asm/kvm_asm.h
@@ -20,6 +20,14 @@
#ifndef __POWERPC_KVM_ASM_H__
#define __POWERPC_KVM_ASM_H__
+#ifdef CONFIG_64BIT
+#define PPC_STD(sreg, offset, areg) std sreg, (offset)(areg)
+#define PPC_LD(treg, offset, areg) ld treg, (offset)(areg)
+#else
+#define PPC_STD(sreg, offset, areg) stw sreg, (offset+4)(areg)
+#define PPC_LD(treg, offset, areg) lwz treg, (offset+4)(areg)
+#endif
+
/* IVPR must be 64KiB-aligned. */
#define VCPU_SIZE_ORDER 4
#define VCPU_SIZE_LOG (VCPU_SIZE_ORDER + 12)