[RFC PATCH v2 15/38] KVM: arm64: Move exception macros and enums to a common file

Jintack Lim
2017-07-18T16:58:41Z

These macros and enums can be reused to inject exceptions
for nested virtualization.

Signed-off-by: Jintack Lim <jintack.lim@linaro.org>
---
arch/arm64/include/asm/kvm_emulate.h | 12 ++++++++++++
arch/arm64/kvm/inject_fault.c | 12 ------------
2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h
index 14c4ce9..94f98cc 100644
--- a/arch/arm64/include/asm/kvm_emulate.h
+++ b/arch/arm64/include/asm/kvm_emulate.h
@@ -31,6 +31,18 @@
#include <asm/cputype.h>
#include <asm/virt.h>

+#define CURRENT_EL_SP_EL0_VECTOR 0x0
+#define CURRENT_EL_SP_ELx_VECTOR 0x200
+#define LOWER_EL_AArch64_VECTOR 0x400
+#define LOWER_EL_AArch32_VECTOR 0x600
+
+enum exception_type {
+ except_type_sync = 0,
+ except_type_irq = 0x80,
+ except_type_fiq = 0x100,
+ except_type_serror = 0x180,
+};
+
unsigned long *vcpu_reg32(const struct kvm_vcpu *vcpu, u8 reg_num);
unsigned long *vcpu_spsr32(const struct kvm_vcpu *vcpu);

diff --git a/arch/arm64/kvm/inject_fault.c b/arch/arm64/kvm/inject_fault.c
index da6a8cf..94679fb 100644
--- a/arch/arm64/kvm/inject_fault.c
+++ b/arch/arm64/kvm/inject_fault.c
@@ -28,11 +28,6 @@
#define PSTATE_FAULT_BITS_64 (PSR_MODE_EL1h | PSR_A_BIT | PSR_F_BIT | \
PSR_I_BIT | PSR_D_BIT)

-#define CURRENT_EL_SP_EL0_VECTOR 0x0
-#define CURRENT_EL_SP_ELx_VECTOR 0x200
-#define LOWER_EL_AArch64_VECTOR 0x400
-#define LOWER_EL_AArch32_VECTOR 0x600
-
static void prepare_fault32(struct kvm_vcpu *vcpu, u32 mode, u32 vect_offset)
{
unsigned long cpsr;
@@ -101,13 +96,6 @@ static void inject_abt32(struct kvm_vcpu *vcpu, bool is_pabt,
*fsr = 0x14;
}

-enum exception_type {
- except_type_sync = 0,
- except_type_irq = 0x80,
- except_type_fiq = 0x100,
- except_type_serror = 0x180,
-};
-
static u64 get_except_vector(struct kvm_vcpu *vcpu, enum exception_type type)
{
u64 exc_offset;
--
1.9.1