diff options
author | Anup Patel <apatel@ventanamicro.com> | 2024-03-25 21:01:34 +0530 |
---|---|---|
committer | Will Deacon <will@kernel.org> | 2024-04-09 16:01:58 +0100 |
commit | 8b4cc7051393bddb1939c6636da91fb17cf1e39e (patch) | |
tree | 5e7b4c225ae92ac682866e880e0e2cc99cd01155 | |
parent | f8c9614c4696ac6df435e5ac63381ec558527369 (diff) | |
download | kvmtool-8b4cc7051393bddb1939c6636da91fb17cf1e39e.tar.gz |
riscv: Add Zbc extension support
When the Zbc 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/20240325153141.6816-4-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 8485acf3..84b60879 100644 --- a/riscv/fdt.c +++ b/riscv/fdt.c @@ -24,6 +24,7 @@ struct isa_ext_info isa_info_arr[] = { {"svpbmt", KVM_RISCV_ISA_EXT_SVPBMT}, {"zba", KVM_RISCV_ISA_EXT_ZBA}, {"zbb", KVM_RISCV_ISA_EXT_ZBB}, + {"zbc", KVM_RISCV_ISA_EXT_ZBC}, {"zbs", KVM_RISCV_ISA_EXT_ZBS}, {"zicbom", KVM_RISCV_ISA_EXT_ZICBOM}, {"zicboz", KVM_RISCV_ISA_EXT_ZICBOZ}, diff --git a/riscv/include/kvm/kvm-config-arch.h b/riscv/include/kvm/kvm-config-arch.h index d2fc2d4a..6d09eee4 100644 --- a/riscv/include/kvm/kvm-config-arch.h +++ b/riscv/include/kvm/kvm-config-arch.h @@ -49,6 +49,9 @@ struct kvm_config_arch { OPT_BOOLEAN('\0', "disable-zbb", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBB], \ "Disable Zbb Extension"), \ + OPT_BOOLEAN('\0', "disable-zbc", \ + &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBC], \ + "Disable Zbc Extension"), \ OPT_BOOLEAN('\0', "disable-zbs", \ &(cfg)->ext_disabled[KVM_RISCV_ISA_EXT_ZBS], \ "Disable Zbs Extension"), \ |