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-rw-r--r--hw/riscv/riscv_hart.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/riscv/riscv_hart.c b/hw/riscv/riscv_hart.c
index 6620e41cb7..5b98227db6 100644
--- a/hw/riscv/riscv_hart.c
+++ b/hw/riscv/riscv_hart.c
@@ -29,6 +29,7 @@
 
 static Property riscv_harts_props[] = {
     DEFINE_PROP_UINT32("num-harts", RISCVHartArrayState, num_harts, 1),
+    DEFINE_PROP_UINT32("hartid-base", RISCVHartArrayState, hartid_base, 0),
     DEFINE_PROP_STRING("cpu-type", RISCVHartArrayState, cpu_type),
     DEFINE_PROP_END_OF_LIST(),
 };
@@ -47,7 +48,7 @@ static void riscv_hart_realize(RISCVHartArrayState *s, int idx,
     object_initialize_child(OBJECT(s), "harts[*]", &s->harts[idx],
                             sizeof(RISCVCPU), cpu_type,
                             &error_abort, NULL);
-    s->harts[idx].env.mhartid = idx;
+    s->harts[idx].env.mhartid = s->hartid_base + idx;
     qemu_register_reset(riscv_harts_cpu_reset, &s->harts[idx]);
     object_property_set_bool(OBJECT(&s->harts[idx]), true,
                              "realized", &err);