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-rw-r--r--target/riscv/cpu.c5
-rw-r--r--target/riscv/cpu.h1
2 files changed, 6 insertions, 0 deletions
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index b27066f6a7..c47d10b739 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -453,6 +453,9 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp)
if (cpu->cfg.ext_u) {
target_misa |= RVU;
}
+ if (cpu->cfg.ext_h) {
+ target_misa |= RVH;
+ }
set_misa(env, RVXLEN | target_misa);
}
@@ -488,6 +491,8 @@ static Property riscv_cpu_properties[] = {
DEFINE_PROP_BOOL("c", RISCVCPU, cfg.ext_c, true),
DEFINE_PROP_BOOL("s", RISCVCPU, cfg.ext_s, true),
DEFINE_PROP_BOOL("u", RISCVCPU, cfg.ext_u, true),
+ /* This is experimental so mark with 'x-' */
+ DEFINE_PROP_BOOL("x-h", RISCVCPU, cfg.ext_h, false),
DEFINE_PROP_BOOL("Counters", RISCVCPU, cfg.ext_counters, true),
DEFINE_PROP_BOOL("Zifencei", RISCVCPU, cfg.ext_ifencei, true),
DEFINE_PROP_BOOL("Zicsr", RISCVCPU, cfg.ext_icsr, true),
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 6f9c29322a..d52f209361 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -258,6 +258,7 @@ typedef struct RISCVCPU {
bool ext_c;
bool ext_s;
bool ext_u;
+ bool ext_h;
bool ext_counters;
bool ext_ifencei;
bool ext_icsr;