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| author | Anup Patel <apatel@ventanamicro.com> | 2024-03-25 21:01:39 +0530 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2024-04-09 16:01:58 +0100 |
| commit | 5a64c1eadf79826853f3dad92c69f9d690151e11 (patch) | |
| tree | cca9ea03d028e482b5884ad3c0884cce5575acca | |
| parent | fce2865286b5a44dd8ea6a5d37b3c3e8c98545c3 (diff) | |
| download | kvmtool-5a64c1eadf79826853f3dad92c69f9d690151e11.tar.gz | |
riscv: Add Zvfh[min] extensions support
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>
Link: https://lore.kernel.org/r/20240325153141.6816-9-apatel@ventanamicro.com
Signed-off-by: Will Deacon <will@kernel.org>
| -rw-r--r-- | riscv/fdt.c | 2 | ||||
| -rw-r--r-- | riscv/include/kvm/kvm-config-arch.h | 6 |
2 files changed, 8 insertions, 0 deletions
diff --git a/riscv/fdt.c b/riscv/fdt.c index 80e045dc..005301eb 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 2935c01c..10ca3b86 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"), \ |