On 08.04.2013, at 12:32, Bharat Bhushan wrote: > From: Bharat Bhushan <bharat.bhushan@xxxxxxxxxxxxx> > > "ehpriv" instruction is used for setting software breakpoints > by user space. This patch adds support to exit to user space > with "run->debug" have relevant information. > > Signed-off-by: Bharat Bhushan <bharat.bhushan@xxxxxxxxxxxxx> > --- > arch/powerpc/kvm/e500_emulate.c | 10 ++++++++++ > 1 files changed, 10 insertions(+), 0 deletions(-) > > diff --git a/arch/powerpc/kvm/e500_emulate.c b/arch/powerpc/kvm/e500_emulate.c > index e78f353..cefdd38 100644 > --- a/arch/powerpc/kvm/e500_emulate.c > +++ b/arch/powerpc/kvm/e500_emulate.c > @@ -26,6 +26,7 @@ > #define XOP_TLBRE 946 > #define XOP_TLBWE 978 > #define XOP_TLBILX 18 > +#define XOP_EHPRIV 270 > > #ifdef CONFIG_KVM_E500MC > static int dbell2prio(ulong param) > @@ -130,6 +131,15 @@ int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu, > emulated = kvmppc_e500_emul_tlbivax(vcpu, ea); > break; > > + case XOP_EHPRIV: This is supposed to check for oc, no? Alex > + run->exit_reason = KVM_EXIT_DEBUG; > + run->debug.arch.address = vcpu->arch.pc; > + run->debug.arch.status = 0; > + kvmppc_account_exit(vcpu, DEBUG_EXITS); > + emulated = EMULATE_EXIT_USER; > + *advance = 0; > + break; > + > default: > emulated = EMULATE_FAIL; > } > -- > 1.7.0.4 > > > -- > To unsubscribe from this list: send the line "unsubscribe kvm-ppc" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html