@@ -31,6 +31,8 @@
bool riscv_is_32bit(RISCVHartArrayState *harts);
+char *riscv_plic_hart_config_string(int hart_count);
+
target_ulong riscv_calc_kernel_start_addr(RISCVHartArrayState *harts,
target_ulong firmware_end_addr);
target_ulong riscv_find_and_load_firmware(MachineState *machine,
@@ -38,6 +38,31 @@ bool riscv_is_32bit(RISCVHartArrayState *harts)
return riscv_cpu_is_32bit(&harts->harts[0].env);
}
+/*
+ * Return the per-socket PLIC hart topology configuration string
+ * (caller must free with g_free())
+ */
+char *riscv_plic_hart_config_string(int hart_count)
+{
+ g_autofree const char **vals = g_new(const char *, hart_count + 1);
+ int i;
+
+ for (i = 0; i < hart_count; i++) {
+ CPUState *cs = qemu_get_cpu(i);
+ CPURISCVState *env = &RISCV_CPU(cs)->env;
+
+ if (riscv_has_ext(env, RVS)) {
+ vals[i] = "MS";
+ } else {
+ vals[i] = "M";
+ }
+ }
+ vals[i] = NULL;
+
+ /* g_strjoinv() obliges us to cast away const here */
+ return g_strjoinv(",", (char **)vals);
+}
+
target_ulong riscv_calc_kernel_start_addr(RISCVHartArrayState *harts,
target_ulong firmware_end_addr) {
if (riscv_is_32bit(harts)) {