From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:49:45 +0200
Subject: Adding upstream version 6.1.76.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 arch/powerpc/include/asm/kvm_booke.h | 108 +++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 arch/powerpc/include/asm/kvm_booke.h

(limited to 'arch/powerpc/include/asm/kvm_booke.h')

diff --git a/arch/powerpc/include/asm/kvm_booke.h b/arch/powerpc/include/asm/kvm_booke.h
new file mode 100644
index 000000000..0c3401b2e
--- /dev/null
+++ b/arch/powerpc/include/asm/kvm_booke.h
@@ -0,0 +1,108 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *
+ * Copyright SUSE Linux Products GmbH 2010
+ *
+ * Authors: Alexander Graf <agraf@suse.de>
+ */
+
+#ifndef __ASM_KVM_BOOKE_H__
+#define __ASM_KVM_BOOKE_H__
+
+#include <linux/types.h>
+#include <linux/kvm_host.h>
+
+/*
+ * Number of available lpids. Only the low-order 6 bits of LPID rgister are
+ * implemented on e500mc+ cores.
+ */
+#define KVMPPC_NR_LPIDS                        64
+
+#define KVMPPC_INST_EHPRIV		0x7c00021c
+#define EHPRIV_OC_SHIFT			11
+/* "ehpriv 1" : ehpriv with OC = 1 is used for debug emulation */
+#define EHPRIV_OC_DEBUG			1
+
+static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val)
+{
+	vcpu->arch.regs.gpr[num] = val;
+}
+
+static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num)
+{
+	return vcpu->arch.regs.gpr[num];
+}
+
+static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val)
+{
+	vcpu->arch.regs.ccr = val;
+}
+
+static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.regs.ccr;
+}
+
+static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, ulong val)
+{
+	vcpu->arch.regs.xer = val;
+}
+
+static inline ulong kvmppc_get_xer(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.regs.xer;
+}
+
+static inline bool kvmppc_need_byteswap(struct kvm_vcpu *vcpu)
+{
+	/* XXX Would need to check TLB entry */
+	return false;
+}
+
+static inline void kvmppc_set_ctr(struct kvm_vcpu *vcpu, ulong val)
+{
+	vcpu->arch.regs.ctr = val;
+}
+
+static inline ulong kvmppc_get_ctr(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.regs.ctr;
+}
+
+static inline void kvmppc_set_lr(struct kvm_vcpu *vcpu, ulong val)
+{
+	vcpu->arch.regs.link = val;
+}
+
+static inline ulong kvmppc_get_lr(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.regs.link;
+}
+
+static inline void kvmppc_set_pc(struct kvm_vcpu *vcpu, ulong val)
+{
+	vcpu->arch.regs.nip = val;
+}
+
+static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.regs.nip;
+}
+
+#ifdef CONFIG_BOOKE
+static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu)
+{
+	return vcpu->arch.fault_dear;
+}
+#endif
+
+static inline bool kvmppc_supports_magic_page(struct kvm_vcpu *vcpu)
+{
+	/* Magic page is only supported on e500v2 */
+#ifdef CONFIG_KVM_E500V2
+	return true;
+#else
+	return false;
+#endif
+}
+#endif /* __ASM_KVM_BOOKE_H__ */
-- 
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