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Mon, 10 May 2021 16:59:44 +0000 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5DD2F6147E; Mon, 10 May 2021 16:59:43 +0000 (UTC) Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1lg9Ft-000Uqg-ML; Mon, 10 May 2021 17:59:41 +0100 From: Marc Zyngier To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Cc: Andre Przywara , Christoffer Dall , Jintack Lim , Haibo Xu , James Morse , Suzuki K Poulose , Alexandru Elisei , kernel-team@android.com Subject: [PATCH v4 05/66] KVM: arm64: nv: Add EL2 system registers to vcpu context Date: Mon, 10 May 2021 17:58:19 +0100 Message-Id: <20210510165920.1913477-6-maz@kernel.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210510165920.1913477-1-maz@kernel.org> References: <20210510165920.1913477-1-maz@kernel.org> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, andre.przywara@arm.com, christoffer.dall@arm.com, jintack@cs.columbia.edu, haibo.xu@linaro.org, james.morse@arm.com, suzuki.poulose@arm.com, alexandru.elisei@arm.com, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210510_095943_698529_387ED259 X-CRM114-Status: GOOD ( 13.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add the minimal set of EL2 system registers to the vcpu context. Nothing uses them just yet. Reviewed-by: Andre Przywara Signed-off-by: Marc Zyngier --- arch/arm64/include/asm/kvm_host.h | 33 ++++++++++++++++++++++++++++++- 1 file changed, 32 insertions(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 7cd7d5c8c4bc..1d82ad3c63b8 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -206,12 +206,43 @@ enum vcpu_sysreg { CNTP_CVAL_EL0, CNTP_CTL_EL0, - /* 32bit specific registers. Keep them at the end of the range */ + /* 32bit specific registers. */ DACR32_EL2, /* Domain Access Control Register */ IFSR32_EL2, /* Instruction Fault Status Register */ FPEXC32_EL2, /* Floating-Point Exception Control Register */ DBGVCR32_EL2, /* Debug Vector Catch Register */ + /* EL2 registers */ + VPIDR_EL2, /* Virtualization Processor ID Register */ + VMPIDR_EL2, /* Virtualization Multiprocessor ID Register */ + SCTLR_EL2, /* System Control Register (EL2) */ + ACTLR_EL2, /* Auxiliary Control Register (EL2) */ + HCR_EL2, /* Hypervisor Configuration Register */ + MDCR_EL2, /* Monitor Debug Configuration Register (EL2) */ + CPTR_EL2, /* Architectural Feature Trap Register (EL2) */ + HSTR_EL2, /* Hypervisor System Trap Register */ + HACR_EL2, /* Hypervisor Auxiliary Control Register */ + TTBR0_EL2, /* Translation Table Base Register 0 (EL2) */ + TTBR1_EL2, /* Translation Table Base Register 1 (EL2) */ + TCR_EL2, /* Translation Control Register (EL2) */ + VTTBR_EL2, /* Virtualization Translation Table Base Register */ + VTCR_EL2, /* Virtualization Translation Control Register */ + SPSR_EL2, /* EL2 saved program status register */ + ELR_EL2, /* EL2 exception link register */ + AFSR0_EL2, /* Auxiliary Fault Status Register 0 (EL2) */ + AFSR1_EL2, /* Auxiliary Fault Status Register 1 (EL2) */ + ESR_EL2, /* Exception Syndrome Register (EL2) */ + FAR_EL2, /* Hypervisor IPA Fault Address Register */ + HPFAR_EL2, /* Hypervisor IPA Fault Address Register */ + MAIR_EL2, /* Memory Attribute Indirection Register (EL2) */ + AMAIR_EL2, /* Auxiliary Memory Attribute Indirection Register (EL2) */ + VBAR_EL2, /* Vector Base Address Register (EL2) */ + RVBAR_EL2, /* Reset Vector Base Address Register */ + CONTEXTIDR_EL2, /* Context ID Register (EL2) */ + TPIDR_EL2, /* EL2 Software Thread ID Register */ + CNTHCTL_EL2, /* Counter-timer Hypervisor Control register */ + SP_EL2, /* EL2 Stack Pointer */ + NR_SYS_REGS /* Nothing after this line! */ }; -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel