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[kvmtool,v2,08/10] riscv: Add Zvfh[min] extensions support

Message ID 20240325153141.6816-9-apatel@ventanamicro.com (mailing list archive)
State New, archived
Headers show
Series More ISA extensions | expand

Commit Message

Anup Patel March 25, 2024, 3:31 p.m. UTC 
When the Zvfh[min] extensions are available expose it to the guest
via device tree so that guest can use it.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
---
 riscv/fdt.c                         | 2 ++
 riscv/include/kvm/kvm-config-arch.h | 6 ++++++
 2 files changed, 8 insertions(+)
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Patch

diff --git a/riscv/fdt.c b/riscv/fdt.c
index 80e045d..005301e 100644
--- a/riscv/fdt.c
+++ b/riscv/fdt.c
@@ -49,6 +49,8 @@  struct isa_ext_info isa_info_arr[] = {
 	{"zkt", KVM_RISCV_ISA_EXT_ZKT},
 	{"zvbb", KVM_RISCV_ISA_EXT_ZVBB},
 	{"zvbc", KVM_RISCV_ISA_EXT_ZVBC},
+	{"zvfh", KVM_RISCV_ISA_EXT_ZVFH},
+	{"zvfhmin", KVM_RISCV_ISA_EXT_ZVFHMIN},
 	{"zvkb", KVM_RISCV_ISA_EXT_ZVKB},
 	{"zvkg", KVM_RISCV_ISA_EXT_ZVKG},
 	{"zvkned", KVM_RISCV_ISA_EXT_ZVKNED},
diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h
index 2935c01..10ca3b8 100644
--- a/riscv/include/kvm/kvm-config-arch.h
+++ b/riscv/include/kvm/kvm-config-arch.h
@@ -124,6 +124,12 @@  struct kvm_config_arch {
 	OPT_BOOLEAN('\0', "disable-zvbc",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVBC],	\
 		    "Disable Zvbc Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvfh",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVFH],	\
+		    "Disable Zvfh Extension"),				\
+	OPT_BOOLEAN('\0', "disable-zvfhmin",				\
+		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVFHMIN],	\
+		    "Disable Zvfhmin Extension"),			\
 	OPT_BOOLEAN('\0', "disable-zvkb",				\
 		    &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZVKB],	\
 		    "Disable Zvkb Extension"),				\