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KVM: PPC: add pvinfo for hcall opcodes on e500mc/e5500

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Signed-off-by: Liu Yu <yu.liu@freescale.com>
[stuart: factored this out from idle hcall support in host patch]
Signed-off-by: Stuart Yoder <stuart.yoder@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Stuart Yoder 2012-07-03 05:48:51 +00:00 committed by Alexander Graf
parent fdcf8bd7e7
commit 784bafac79
1 changed files with 9 additions and 1 deletions
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10
arch/powerpc/kvm/powerpc.c
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@ -751,9 +751,16 @@ int kvm_arch_vcpu_fault(struct kvm_vcpu *vcpu, struct vm_fault *vmf)
static int kvm_vm_ioctl_get_pvinfo(struct kvm_ppc_pvinfo *pvinfo)
{
u32 inst_nop = 0x60000000;
#ifdef CONFIG_KVM_BOOKE_HV
u32 inst_sc1 = 0x44000022;
pvinfo->hcall[0] = inst_sc1;
pvinfo->hcall[1] = inst_nop;
pvinfo->hcall[2] = inst_nop;
pvinfo->hcall[3] = inst_nop;
#else
u32 inst_lis = 0x3c000000;
u32 inst_ori = 0x60000000;
u32 inst_nop = 0x60000000;
u32 inst_sc = 0x44000002;
u32 inst_imm_mask = 0xffff;
@ -770,6 +777,7 @@ static int kvm_vm_ioctl_get_pvinfo(struct kvm_ppc_pvinfo *pvinfo)
pvinfo->hcall[1] = inst_ori | (KVM_SC_MAGIC_R0 & inst_imm_mask);
pvinfo->hcall[2] = inst_sc;
pvinfo->hcall[3] = inst_nop;
#endif
return 0;
}