Files
linux/arch/riscv/kvm/vcpu_sbi_forward.c
Anup Patel 7050f1d79f RISC-V: KVM: Add SBI MPXY extension support for Guest
The SBI MPXY extension is a platform-level functionality so KVM only
needs to forward SBI MPXY calls to KVM user-space.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Link: https://lore.kernel.org/r/20251017155925.361560-4-apatel@ventanamicro.com
Signed-off-by: Anup Patel <anup@brainfault.org>
2025-11-24 09:55:36 +05:30

35 lines
948 B
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2025 Ventana Micro Systems Inc.
*/
#include <linux/kvm_host.h>
#include <asm/kvm_vcpu_sbi.h>
#include <asm/sbi.h>
const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_experimental = {
.extid_start = SBI_EXT_EXPERIMENTAL_START,
.extid_end = SBI_EXT_EXPERIMENTAL_END,
.handler = kvm_riscv_vcpu_sbi_forward_handler,
};
const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_vendor = {
.extid_start = SBI_EXT_VENDOR_START,
.extid_end = SBI_EXT_VENDOR_END,
.handler = kvm_riscv_vcpu_sbi_forward_handler,
};
const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_dbcn = {
.extid_start = SBI_EXT_DBCN,
.extid_end = SBI_EXT_DBCN,
.default_disabled = true,
.handler = kvm_riscv_vcpu_sbi_forward_handler,
};
const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_mpxy = {
.extid_start = SBI_EXT_MPXY,
.extid_end = SBI_EXT_MPXY,
.default_disabled = true,
.handler = kvm_riscv_vcpu_sbi_forward_handler,
};