ASR_BASE

Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/arch/arm/include/asm/kvm_hyp.h b/marvell/linux/arch/arm/include/asm/kvm_hyp.h
new file mode 100644
index 0000000..3163206
--- /dev/null
+++ b/marvell/linux/arch/arm/include/asm/kvm_hyp.h
@@ -0,0 +1,121 @@
+/* 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/vfp.h>
+
+#define __hyp_text __section(.hyp.text) notrace
+
+#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)
+
+/* 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__ */