#include "qemu-common.h"
#include "device_tree.h"
#include "hw/loader.h"
+#include "qemu-option.h"
+#include "qemu-config.h"
#include <libfdt.h>
uint32_t qemu_devtree_alloc_phandle(void *fdt)
{
- static int phandle = 0x8000;
+ static int phandle = 0x0;
+
+ /*
+ * We need to find out if the user gave us special instruction at
+ * which phandle id to start allocting phandles.
+ */
+ if (!phandle) {
+ QemuOpts *machine_opts;
+ machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
+ if (machine_opts) {
+ const char *phandle_start;
+ phandle_start = qemu_opt_get(machine_opts, "phandle_start");
+ if (phandle_start) {
+ phandle = strtoul(phandle_start, NULL, 0);
+ }
+ }
+ }
+
+ if (!phandle) {
+ /*
+ * None or invalid phandle given on the command line, so fall back to
+ * default starting point.
+ */
+ phandle = 0x8000;
+ }
return phandle++;
}