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From: Mark Brown <broonie@kernel.org>
To: Catalin Marinas <catalin.marinas@arm.com>,
	 Will Deacon <will@kernel.org>, Marc Zyngier <maz@kernel.org>,
	 Oliver Upton <oliver.upton@linux.dev>,
	James Morse <james.morse@arm.com>,
	 Suzuki K Poulose <suzuki.poulose@arm.com>,
	Jonathan Corbet <corbet@lwn.net>,  Shuah Khan <shuah@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,  Dave Martin <dave.martin@arm.com>,
	kvmarm@lists.linux.dev,  linux-doc@vger.kernel.org,
	linux-kselftest@vger.kernel.org,  Mark Brown <broonie@kernel.org>
Subject: [PATCH v4 14/14] KVM: arm64: selftests: Teach get-reg-list about FPMR
Date: Mon, 22 Jan 2024 16:28:17 +0000	[thread overview]
Message-ID: <20240122-arm64-2023-dpisa-v4-14-776e094861df@kernel.org> (raw)
In-Reply-To: <20240122-arm64-2023-dpisa-v4-0-776e094861df@kernel.org>

FEAT_FPMR defines a new register FMPR which is available at all ELs and is
discovered via ID_AA64PFR2_EL1.FPMR, add this to the set of registers that
get-reg-list knows to check for with the required identification register
depdendency.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
 tools/testing/selftests/kvm/aarch64/get-reg-list.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tools/testing/selftests/kvm/aarch64/get-reg-list.c b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
index 71ea6ecec7ce..1e43511d1440 100644
--- a/tools/testing/selftests/kvm/aarch64/get-reg-list.c
+++ b/tools/testing/selftests/kvm/aarch64/get-reg-list.c
@@ -40,6 +40,12 @@ static struct feature_id_reg feat_id_regs[] = {
 		ARM64_SYS_REG(3, 0, 0, 7, 3),	/* ID_AA64MMFR3_EL1 */
 		4,
 		1
+	},
+	{
+		ARM64_SYS_REG(3, 3, 4, 4, 2),	/* FPMR */
+		ARM64_SYS_REG(3, 0, 0, 4, 2),	/* ID_AA64PFR2_EL1 */
+		32,
+		1
 	}
 };
 
@@ -481,6 +487,7 @@ static __u64 base_regs[] = {
 	ARM64_SYS_REG(3, 3, 14, 2, 1),	/* CNTP_CTL_EL0 */
 	ARM64_SYS_REG(3, 3, 14, 2, 2),	/* CNTP_CVAL_EL0 */
 	ARM64_SYS_REG(3, 4, 3, 0, 0),	/* DACR32_EL2 */
+	ARM64_SYS_REG(3, 3, 4, 4, 2),	/* FPMR */
 	ARM64_SYS_REG(3, 4, 5, 0, 1),	/* IFSR32_EL2 */
 	ARM64_SYS_REG(3, 4, 5, 3, 0),	/* FPEXC32_EL2 */
 };

-- 
2.30.2


      parent reply	other threads:[~2024-01-22 16:29 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-22 16:28 [PATCH v4 00/14] arm64: Support for 2023 DPISA extensions Mark Brown
2024-01-22 16:28 ` [PATCH v4 01/14] arm64/cpufeature: Hook new identification registers up to cpufeature Mark Brown
2024-01-22 16:28 ` [PATCH v4 02/14] arm64/fpsimd: Enable host kernel access to FPMR Mark Brown
2024-02-23 11:34   ` Marc Zyngier
2024-01-22 16:28 ` [PATCH v4 03/14] arm64/fpsimd: Support FEAT_FPMR Mark Brown
2024-02-23 11:07   ` Marc Zyngier
2024-03-06 16:41     ` Mark Brown
2024-01-22 16:28 ` [PATCH v4 04/14] arm64/signal: Add FPMR signal handling Mark Brown
2024-01-22 16:28 ` [PATCH v4 05/14] arm64/ptrace: Expose FPMR via ptrace Mark Brown
2024-01-22 16:28 ` [PATCH v4 06/14] arm64/hwcap: Define hwcaps for 2023 DPISA features Mark Brown
2024-01-22 16:28 ` [PATCH v4 07/14] kselftest/arm64: Handle FPMR context in generic signal frame parser Mark Brown
2024-01-22 16:28 ` [PATCH v4 08/14] kselftest/arm64: Add basic FPMR test Mark Brown
2024-01-22 16:28 ` [PATCH v4 09/14] kselftest/arm64: Add 2023 DPISA hwcap test coverage Mark Brown
2024-01-22 16:28 ` [PATCH v4 10/14] KVM: arm64: Share all userspace hardened thread data with the hypervisor Mark Brown
2024-01-22 16:28 ` [PATCH v4 11/14] KVM: arm64: Add newly allocated ID registers to register descriptions Mark Brown
2024-02-23 11:33   ` Marc Zyngier
2024-01-22 16:28 ` [PATCH v4 12/14] KVM: arm64: Support FEAT_FPMR for guests Mark Brown
2024-02-23 11:18   ` Marc Zyngier
2024-02-23 14:46     ` Mark Brown
2024-01-22 16:28 ` [PATCH v4 13/14] KVM: arm64: selftests: Document feature registers added in 2023 extensions Mark Brown
2024-01-22 16:28 ` Mark Brown [this message]

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