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| author | Anup Patel <apatel@ventanamicro.com> | 2024-03-25 21:01:40 +0530 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2024-04-09 16:01:58 +0100 |
| commit | 9cf213d609bcf7958325efacd97ca07e2bffe11a (patch) | |
| tree | 68672c53a6c6d7ed88f18efdb6b4c95e5f16a20c | |
| parent | 5a64c1eadf79826853f3dad92c69f9d690151e11 (diff) | |
| download | kvmtool-9cf213d609bcf7958325efacd97ca07e2bffe11a.tar.gz | |
riscv: Add Zfa extensiona support
When the Zfa 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>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Link: https://lore.kernel.org/r/20240325153141.6816-10-apatel@ventanamicro.com
Signed-off-by: Will Deacon <will@kernel.org>
| -rw-r--r-- | riscv/fdt.c | 1 | ||||
| -rw-r--r-- | riscv/include/kvm/kvm-config-arch.h | 3 |
2 files changed, 4 insertions, 0 deletions
diff --git a/riscv/fdt.c b/riscv/fdt.c index 005301eb..cc8070d3 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -29,6 +29,7 @@ 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}, + {"zfa", KVM_RISCV_ISA_EXT_ZFA}, {"zfh", KVM_RISCV_ISA_EXT_ZFH}, {"zfhmin", KVM_RISCV_ISA_EXT_ZFHMIN}, {"zicbom", KVM_RISCV_ISA_EXT_ZICBOM}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index 10ca3b86..6415d3d9 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -64,6 +64,9 @@ struct kvm_config_arch { OPT_BOOLEAN('\0', "disable-zbs", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBS], \ "Disable Zbs Extension"), \ + OPT_BOOLEAN('\0', "disable-zfa", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFA], \ + "Disable Zfa Extension"), \ OPT_BOOLEAN('\0', "disable-zfh", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZFH], \ "Disable Zfh Extension"), \ |