From: Oliver Upton <oliver.upton@linux.dev>
To: kvmarm@lists.linux.dev
Cc: kvm@vger.kernel.org, Marc Zyngier <maz@kernel.org>,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>, Will Deacon <will@kernel.org>,
Julien Thierry <julien.thierry.kdev@gmail.com>,
Salil Mehta <salil.mehta@huawei.com>,
Oliver Upton <oliver.upton@linux.dev>
Subject: [PATCH kvmtool v3 06/17] aarch64: Expose ARM64_CORE_REG() for general use
Date: Wed, 2 Aug 2023 23:42:44 +0000 [thread overview]
Message-ID: <20230802234255.466782-7-oliver.upton@linux.dev> (raw)
In-Reply-To: <20230802234255.466782-1-oliver.upton@linux.dev>
Expose the macro such that it may be used to get SMCCC arguments in a
future change.
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
---
arm/aarch64/include/kvm/kvm-cpu-arch.h | 16 ++++++++++++++++
arm/aarch64/kvm-cpu.c | 16 ----------------
2 files changed, 16 insertions(+), 16 deletions(-)
diff --git a/arm/aarch64/include/kvm/kvm-cpu-arch.h b/arm/aarch64/include/kvm/kvm-cpu-arch.h
index aeae8c138bba..264d0016f7db 100644
--- a/arm/aarch64/include/kvm/kvm-cpu-arch.h
+++ b/arm/aarch64/include/kvm/kvm-cpu-arch.h
@@ -11,6 +11,22 @@
#define ARM_CPU_CTRL 3, 0, 1, 0
#define ARM_CPU_CTRL_SCTLR_EL1 0
+static inline __u64 __core_reg_id(__u64 offset)
+{
+ __u64 id = KVM_REG_ARM64 | KVM_REG_ARM_CORE | offset;
+
+ if (offset < KVM_REG_ARM_CORE_REG(fp_regs))
+ id |= KVM_REG_SIZE_U64;
+ else if (offset < KVM_REG_ARM_CORE_REG(fp_regs.fpsr))
+ id |= KVM_REG_SIZE_U128;
+ else
+ id |= KVM_REG_SIZE_U32;
+
+ return id;
+}
+
+#define ARM64_CORE_REG(x) __core_reg_id(KVM_REG_ARM_CORE_REG(x))
+
void kvm_cpu__select_features(struct kvm *kvm, struct kvm_vcpu_init *init);
int kvm_cpu__configure_features(struct kvm_cpu *vcpu);
int kvm_cpu__setup_pvtime(struct kvm_cpu *vcpu);
diff --git a/arm/aarch64/kvm-cpu.c b/arm/aarch64/kvm-cpu.c
index c8be10b3ca94..1e5a6cfdaf40 100644
--- a/arm/aarch64/kvm-cpu.c
+++ b/arm/aarch64/kvm-cpu.c
@@ -12,22 +12,6 @@
#define SCTLR_EL1_E0E_MASK (1 << 24)
#define SCTLR_EL1_EE_MASK (1 << 25)
-static __u64 __core_reg_id(__u64 offset)
-{
- __u64 id = KVM_REG_ARM64 | KVM_REG_ARM_CORE | offset;
-
- if (offset < KVM_REG_ARM_CORE_REG(fp_regs))
- id |= KVM_REG_SIZE_U64;
- else if (offset < KVM_REG_ARM_CORE_REG(fp_regs.fpsr))
- id |= KVM_REG_SIZE_U128;
- else
- id |= KVM_REG_SIZE_U32;
-
- return id;
-}
-
-#define ARM64_CORE_REG(x) __core_reg_id(KVM_REG_ARM_CORE_REG(x))
-
unsigned long kvm_cpu__get_vcpu_mpidr(struct kvm_cpu *vcpu)
{
struct kvm_one_reg reg;
--
2.41.0.585.gd2178a4bd4-goog
next prev parent reply other threads:[~2023-08-02 23:43 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-02 23:42 [PATCH kvmtool v3 00/17] aarch64: Handle PSCI calls in userspace Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 01/17] Import arm-smccc.h from Linux 6.5-rc1 Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 02/17] aarch64: Copy cputype.h " Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 03/17] Update psci.h to " Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 04/17] arm: Stash kvm_vcpu_init for later use Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 05/17] arm: Use KVM_SET_MP_STATE ioctl to power off non-boot vCPUs Oliver Upton
2023-08-02 23:42 ` Oliver Upton [this message]
2023-08-02 23:42 ` [PATCH kvmtool v3 07/17] arm: Generalize execution state specific VM initialization Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 08/17] Add helpers to pause the VM from vCPU thread Oliver Upton
2023-09-18 10:40 ` Will Deacon
2023-09-18 17:05 ` Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 09/17] aarch64: Add support for finding vCPU for given MPIDR Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 10/17] aarch64: Add skeleton implementation for PSCI Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 11/17] aarch64: psci: Implement CPU_SUSPEND Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 12/17] aarch64: psci: Implement CPU_OFF Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 13/17] aarch64: psci: Implement CPU_ON Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 14/17] aarch64: psci: Implement AFFINITY_INFO Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 15/17] aarch64: psci: Implement MIGRATE_INFO_TYPE Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 16/17] aarch64: psci: Implement SYSTEM_{OFF,RESET} Oliver Upton
2023-08-02 23:42 ` [PATCH kvmtool v3 17/17] aarch64: smccc: Start sending PSCI to userspace Oliver Upton
2023-09-13 18:42 ` [PATCH kvmtool v3 00/17] aarch64: Handle PSCI calls in userspace Oliver Upton
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