On Wed, Nov 3, 2021 at 5:23 PM Oliver Upton [off-list ref] wrote:

On Tue, Nov 02, 2021 at 12:22:01AM +0000, Raghavendra Rao Ananta wrote:

quoted

Import the firmware definitions for the firmware registers,
KVM_REG_ARM_STD, KVM_REG_ARM_STD_HYP, and KVM_REG_ARM_VENDOR_HYP.

Signed-off-by: Raghavendra Rao Ananta <redacted>

---
 tools/arch/arm64/include/uapi/asm/kvm.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

Won't we have the latest UAPI headers available in usr/include/ at build
time?

I think we do. Wasn't aware of this. I'll delete the patch.

Regards,
Raghavendra

--
Oliver

quoted

diff --git a/tools/arch/arm64/include/uapi/asm/kvm.h b/tools/arch/arm64/include/uapi/asm/kvm.h
index b3edde68bc3e..a1d0e8e69eed 100644
--- a/tools/arch/arm64/include/uapi/asm/kvm.h
+++ b/tools/arch/arm64/include/uapi/asm/kvm.h

@@ -281,6 +281,24 @@ struct kvm_arm_copy_mte_tags {
 #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_NOT_REQUIRED     3
 #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_ENABLED          (1U << 4)

+#define KVM_REG_ARM_STD                      KVM_REG_ARM_FW_REG(3)
+enum kvm_reg_arm_std_bmap {
+     KVM_REG_ARM_STD_TRNG_V1_0,
+     KVM_REG_ARM_STD_BMAP_MAX,
+};
+
+#define KVM_REG_ARM_STD_HYP          KVM_REG_ARM_FW_REG(4)
+enum kvm_reg_arm_std_hyp_bmap {
+     KVM_REG_ARM_STD_HYP_PV_TIME_ST,
+     KVM_REG_ARM_STD_HYP_BMAP_MAX,
+};
+
+#define KVM_REG_ARM_VENDOR_HYP               KVM_REG_ARM_FW_REG(5)
+enum kvm_reg_arm_vendor_hyp_bmap {
+     KVM_REG_ARM_VENDOR_HYP_PTP,
+     KVM_REG_ARM_VENDOR_HYP_BMAP_MAX,
+};
+
 /* SVE registers */
 #define KVM_REG_ARM64_SVE            (0x15 << KVM_REG_ARM_COPROC_SHIFT)

--

2.33.1.1089.g2158813163f-goog

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