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Diffstat (limited to 'arch/arm/include/asm/kvm_hyp.h')
| -rw-r--r-- | arch/arm/include/asm/kvm_hyp.h | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/arch/arm/include/asm/kvm_hyp.h b/arch/arm/include/asm/kvm_hyp.h deleted file mode 100644 index 3c1b55ecc578..000000000000 --- a/arch/arm/include/asm/kvm_hyp.h +++ /dev/null @@ -1,127 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) 2015 - ARM Ltd - * Author: Marc Zyngier <marc.zyngier@arm.com> - */ - -#ifndef __ARM_KVM_HYP_H__ -#define __ARM_KVM_HYP_H__ - -#include <linux/compiler.h> -#include <linux/kvm_host.h> -#include <asm/cp15.h> -#include <asm/kvm_arm.h> -#include <asm/vfp.h> - -#define __hyp_text __section(.hyp.text) notrace - -#define __ACCESS_VFP(CRn) \ - "mrc", "mcr", __stringify(p10, 7, %0, CRn, cr0, 0), u32 - -#define write_special(v, r) \ - asm volatile("msr " __stringify(r) ", %0" : : "r" (v)) -#define read_special(r) ({ \ - u32 __val; \ - asm volatile("mrs %0, " __stringify(r) : "=r" (__val)); \ - __val; \ -}) - -#define TTBR0 __ACCESS_CP15_64(0, c2) -#define TTBR1 __ACCESS_CP15_64(1, c2) -#define VTTBR __ACCESS_CP15_64(6, c2) -#define PAR __ACCESS_CP15_64(0, c7) -#define CNTP_CVAL __ACCESS_CP15_64(2, c14) -#define CNTV_CVAL __ACCESS_CP15_64(3, c14) -#define CNTVOFF __ACCESS_CP15_64(4, c14) - -#define MIDR __ACCESS_CP15(c0, 0, c0, 0) -#define CSSELR __ACCESS_CP15(c0, 2, c0, 0) -#define VPIDR __ACCESS_CP15(c0, 4, c0, 0) -#define VMPIDR __ACCESS_CP15(c0, 4, c0, 5) -#define SCTLR __ACCESS_CP15(c1, 0, c0, 0) -#define CPACR __ACCESS_CP15(c1, 0, c0, 2) -#define HCR __ACCESS_CP15(c1, 4, c1, 0) -#define HDCR __ACCESS_CP15(c1, 4, c1, 1) -#define HCPTR __ACCESS_CP15(c1, 4, c1, 2) -#define HSTR __ACCESS_CP15(c1, 4, c1, 3) -#define TTBCR __ACCESS_CP15(c2, 0, c0, 2) -#define HTCR __ACCESS_CP15(c2, 4, c0, 2) -#define VTCR __ACCESS_CP15(c2, 4, c1, 2) -#define DACR __ACCESS_CP15(c3, 0, c0, 0) -#define DFSR __ACCESS_CP15(c5, 0, c0, 0) -#define IFSR __ACCESS_CP15(c5, 0, c0, 1) -#define ADFSR __ACCESS_CP15(c5, 0, c1, 0) -#define AIFSR __ACCESS_CP15(c5, 0, c1, 1) -#define HSR __ACCESS_CP15(c5, 4, c2, 0) -#define DFAR __ACCESS_CP15(c6, 0, c0, 0) -#define IFAR __ACCESS_CP15(c6, 0, c0, 2) -#define HDFAR __ACCESS_CP15(c6, 4, c0, 0) -#define HIFAR __ACCESS_CP15(c6, 4, c0, 2) -#define HPFAR __ACCESS_CP15(c6, 4, c0, 4) -#define ICIALLUIS __ACCESS_CP15(c7, 0, c1, 0) -#define BPIALLIS __ACCESS_CP15(c7, 0, c1, 6) -#define ICIMVAU __ACCESS_CP15(c7, 0, c5, 1) -#define ATS1CPR __ACCESS_CP15(c7, 0, c8, 0) -#define TLBIALLIS __ACCESS_CP15(c8, 0, c3, 0) -#define TLBIALL __ACCESS_CP15(c8, 0, c7, 0) -#define TLBIALLNSNHIS __ACCESS_CP15(c8, 4, c3, 4) -#define PRRR __ACCESS_CP15(c10, 0, c2, 0) -#define NMRR __ACCESS_CP15(c10, 0, c2, 1) -#define AMAIR0 __ACCESS_CP15(c10, 0, c3, 0) -#define AMAIR1 __ACCESS_CP15(c10, 0, c3, 1) -#define VBAR __ACCESS_CP15(c12, 0, c0, 0) -#define CID __ACCESS_CP15(c13, 0, c0, 1) -#define TID_URW __ACCESS_CP15(c13, 0, c0, 2) -#define TID_URO __ACCESS_CP15(c13, 0, c0, 3) -#define TID_PRIV __ACCESS_CP15(c13, 0, c0, 4) -#define HTPIDR __ACCESS_CP15(c13, 4, c0, 2) -#define CNTKCTL __ACCESS_CP15(c14, 0, c1, 0) -#define CNTP_CTL __ACCESS_CP15(c14, 0, c2, 1) -#define CNTV_CTL __ACCESS_CP15(c14, 0, c3, 1) -#define CNTHCTL __ACCESS_CP15(c14, 4, c1, 0) - -#define VFP_FPEXC __ACCESS_VFP(FPEXC) - -/* AArch64 compatibility macros, only for the timer so far */ -#define read_sysreg_el0(r) read_sysreg(r##_EL0) -#define write_sysreg_el0(v, r) write_sysreg(v, r##_EL0) - -#define SYS_CNTP_CTL_EL0 CNTP_CTL -#define SYS_CNTP_CVAL_EL0 CNTP_CVAL -#define SYS_CNTV_CTL_EL0 CNTV_CTL -#define SYS_CNTV_CVAL_EL0 CNTV_CVAL - -#define cntvoff_el2 CNTVOFF -#define cnthctl_el2 CNTHCTL - -void __timer_enable_traps(struct kvm_vcpu *vcpu); -void __timer_disable_traps(struct kvm_vcpu *vcpu); - -void __vgic_v2_save_state(struct kvm_vcpu *vcpu); -void __vgic_v2_restore_state(struct kvm_vcpu *vcpu); - -void __sysreg_save_state(struct kvm_cpu_context *ctxt); -void __sysreg_restore_state(struct kvm_cpu_context *ctxt); - -void __vgic_v3_save_state(struct kvm_vcpu *vcpu); -void __vgic_v3_restore_state(struct kvm_vcpu *vcpu); -void __vgic_v3_activate_traps(struct kvm_vcpu *vcpu); -void __vgic_v3_deactivate_traps(struct kvm_vcpu *vcpu); -void __vgic_v3_save_aprs(struct kvm_vcpu *vcpu); -void __vgic_v3_restore_aprs(struct kvm_vcpu *vcpu); - -asmlinkage void __vfp_save_state(struct vfp_hard_struct *vfp); -asmlinkage void __vfp_restore_state(struct vfp_hard_struct *vfp); -static inline bool __vfp_enabled(void) -{ - return !(read_sysreg(HCPTR) & (HCPTR_TCP(11) | HCPTR_TCP(10))); -} - -void __hyp_text __banked_save_state(struct kvm_cpu_context *ctxt); -void __hyp_text __banked_restore_state(struct kvm_cpu_context *ctxt); - -asmlinkage int __guest_enter(struct kvm_vcpu *vcpu, - struct kvm_cpu_context *host); -asmlinkage int __hyp_do_panic(const char *, int, u32); - -#endif /* __ARM_KVM_HYP_H__ */ |