diff options
| author | Anup Patel <apatel@ventanamicro.com> | 2024-03-25 21:01:37 +0530 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2024-04-09 16:01:58 +0100 |
| commit | bd7f13c1a19fb6386724a9c12814850f21f7db08 (patch) | |
| tree | 82db775bccc797772df485f2c5395fbcfaf3f7c0 | |
| parent | 65b58f723ec3898a36a37a60449b2cad22360fa5 (diff) | |
| download | kvmtool-bd7f13c1a19fb6386724a9c12814850f21f7db08.tar.gz | |
riscv: Add Zfh[min] extensions support
When the Zfh[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/20240325153141.6816-7-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 44058dc9..7687624c 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -29,6 +29,8 @@ struct isa_ext_info isa_info_arr[] = { {"zbkc", KVM_RISCV_ISA_EXT_ZBKC}, {"zbkx", KVM_RISCV_ISA_EXT_ZBKX}, {"zbs", KVM_RISCV_ISA_EXT_ZBS}, + {"zfh", KVM_RISCV_ISA_EXT_ZFH}, + {"zfhmin", KVM_RISCV_ISA_EXT_ZFHMIN}, {"zicbom", KVM_RISCV_ISA_EXT_ZICBOM}, {"zicboz", KVM_RISCV_ISA_EXT_ZICBOZ}, {"zicntr", KVM_RISCV_ISA_EXT_ZICNTR}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index ae648ce4..f1ac56b6 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -64,6 +64,12 @@ struct kvm_config_arch { OPT_BOOLEAN('\0', "disable-zbs", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBS], \ "Disable Zbs Extension"), \ + OPT_BOOLEAN('\0', "disable-zfh", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFH], \ + "Disable Zfh Extension"), \ + OPT_BOOLEAN('\0', "disable-zfhmin", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFHMIN], \ + "Disable Zfhmin Extension"), \ OPT_BOOLEAN('\0', "disable-zicbom", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZICBOM], \ "Disable Zicbom Extension"), \ |