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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/powerpc/include/asm/kvm_booke.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/powerpc/include/asm/kvm_booke.h')
-rw-r--r-- | arch/powerpc/include/asm/kvm_booke.h | 108 |
1 files changed, 108 insertions, 0 deletions
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__ */ |