sandbox: provide /chosen/boot-hartid property
On RISC-V the sandbox must provide the /chosen/boot-hartid in the
devicetree.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/arch/sandbox/lib/fdt_fixup.c b/arch/sandbox/lib/fdt_fixup.c
new file mode 100644
index 0000000..a646f20
--- /dev/null
+++ b/arch/sandbox/lib/fdt_fixup.c
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+#define LOG_CATEGORY LOGC_ARCH
+
+#include <common.h>
+#include <fdt_support.h>
+#include <log.h>
+
+#if defined(__riscv)
+int arch_fixup_fdt(void *blob)
+{
+ int ret;
+
+ ret = fdt_find_or_add_subnode(blob, 0, "chosen");;
+ if (ret < 0)
+ goto err;
+ ret = fdt_setprop_u32(blob, ret, "boot-hartid", 1);
+ if (ret < 0)
+ goto err;
+ return 0;
+err:
+ log_err("Setting /chosen/boot-hartid failed: %s\n", fdt_strerror(ret));
+ return ret;
+}
+#endif