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48d67106f4
The KVM user-space needs a way to save/restore the state of SBI FWFT features so implement SBI extension ONE_REG callbacks. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Andrew Jones <ajones@ventanamicro.com> Link: https://lore.kernel.org/r/20250823155947.1354229-6-apatel@ventanamicro.com Signed-off-by: Anup Patel <anup@brainfault.org>
35 lines
663 B
C
35 lines
663 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2025 Rivos Inc.
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*
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* Authors:
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* Clément Léger <cleger@rivosinc.com>
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*/
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#ifndef __KVM_VCPU_RISCV_FWFT_H
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#define __KVM_VCPU_RISCV_FWFT_H
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#include <asm/sbi.h>
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struct kvm_sbi_fwft_feature;
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struct kvm_sbi_fwft_config {
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const struct kvm_sbi_fwft_feature *feature;
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bool supported;
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bool enabled;
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unsigned long flags;
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};
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/* FWFT data structure per vcpu */
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struct kvm_sbi_fwft {
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struct kvm_sbi_fwft_config *configs;
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#ifndef CONFIG_32BIT
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bool have_vs_pmlen_7;
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bool have_vs_pmlen_16;
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#endif
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};
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#define vcpu_to_fwft(vcpu) (&(vcpu)->arch.fwft_context)
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#endif /* !__KVM_VCPU_RISCV_FWFT_H */
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