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[kvmtool,4/6] riscv: Add Svadu extension support

Message ID 20250127132424.339957-5-apatel@ventanamicro.com (mailing list archive)
State New
Headers show
Series Add RISC-V ISA extensions based on Linux-6.13 | expand

Commit Message

Anup Patel Jan. 27, 2025, 1:24 p.m. UTC 
When the Svadu extension is available expose it to the guest
via device tree so that guest can use it.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
---
 riscv/fdt.c                         | 1 +
 riscv/include/kvm/kvm-config-arch.h | 3 +++
 2 files changed, 4 insertions(+)
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Patch

diff --git a/riscv/fdt.c b/riscv/fdt.c
index cf0c036..7f774f8 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -21,6 +21,7 @@  struct isa_ext_info isa_info_arr[] = {
 	{"sscofpmf", KVM_RISCV_ISA_EXT_SSCOFPMF},
 	{"sstc", KVM_RISCV_ISA_EXT_SSTC},
 	{"svade", KVM_RISCV_ISA_EXT_SVADE},
+	{"svadu", KVM_RISCV_ISA_EXT_SVADU},
 	{"svinval", KVM_RISCV_ISA_EXT_SVINVAL},
 	{"svnapot", KVM_RISCV_ISA_EXT_SVNAPOT},
 	{"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index 5389dff..e3eeb84 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -40,6 +40,9 @@  struct kvm_config_arch {
 	OPT_BOOLEAN('\0', "disable-svade",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SVADE],	\
 		    "Disable Svade Extension"),				\
+	OPT_BOOLEAN('\0', "disable-svadu",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SVADU],	\
+		    "Disable Svadu Extension"),				\
 	OPT_BOOLEAN('\0', "disable-svinval",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_SVINVAL],	\
 		    "Disable Svinval Extension"),			\