linux-kernel - [RFC kvmtool 02/10] riscv: Define a command line option for CoVE VM

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Date:   Wed, 19 Apr 2023 15:23:42 -0700
From:   Atish Patra <atishp@...osinc.com>
To:     linux-kernel@...r.kernel.org
Cc:     Atish Patra <atishp@...osinc.com>, Alexandre Ghiti <alex@...ti.fr>,
        Andrew Jones <ajones@...tanamicro.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Anup Patel <anup@...infault.org>,
        Atish Patra <atishp@...shpatra.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Will Deacon <will@...nel.org>, Marc Zyngier <maz@...nel.org>,
        Sean Christopherson <seanjc@...gle.com>,
        linux-coco@...ts.linux.dev, Dylan Reid <dylan@...osinc.com>,
        abrestic@...osinc.com, Samuel Ortiz <sameo@...osinc.com>,
        Jiri Slaby <jirislaby@...nel.org>,
        kvm-riscv@...ts.infradead.org, kvm@...r.kernel.org,
        linux-mm@...ck.org, linux-riscv@...ts.infradead.org,
        Palmer Dabbelt <palmer@...belt.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Rajnesh Kanwal <rkanwal@...osinc.com>,
        Uladzislau Rezki <urezki@...il.com>
Subject: [RFC kvmtool 02/10] riscv: Define a command line option for CoVE VM

The user should be able configure the VMM to instantiate a CoVE VM via
a command line. Add the new option cove-vm.

Signed-off-by: Atish Patra <atishp@...osinc.com>
---
 riscv/include/kvm/kvm-config-arch.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index aed4fbf..01276ea 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -10,6 +10,7 @@ struct kvm_config_arch {
 	u64		custom_mimpid;
 	bool		ext_disabled[KVM_RISCV_ISA_EXT_MAX];
 	bool		sbi_ext_disabled[KVM_RISCV_SBI_EXT_MAX];
+	bool		cove_vm;
 };
 
 #define OPT_ARCH_RUN(pfx, cfg)						\
@@ -66,6 +67,7 @@ struct kvm_config_arch {
 		    "Disable SBI Experimental Extensions"),		\
 	OPT_BOOLEAN('\0', "disable-sbi-vendor",				\
 		    &(cfg)->sbi_ext_disabled[KVM_RISCV_SBI_EXT_VENDOR],	\
-		    "Disable SBI Vendor Extensions"),
+		    "Disable SBI Vendor Extensions"),			\
+	OPT_BOOLEAN('\0', "cove-vm", &(cfg)->cove_vm, "CoVE VM"),
 
 #endif /* KVM__KVM_CONFIG_ARCH_H */
-- 
2.25.1