From 1767d390fbf3d0c65389de46caf0b6d43ef3b6ad Mon Sep 17 00:00:00 2001 From: Richard Qin Date: Fri, 10 Jul 2026 11:24:56 +0800 Subject: feat: establish bootable new architecture checkpoint Replace the compressed boot path with a relocatable higher-half RISC-V entry, expand memory and SMP support, and add the driver, TTY, VFS, exec, signal, syscall, initramfs, and self-test infrastructure needed for a bootable kernel checkpoint. --- na/scripts/dtc/libfdt/fdt_empty_tree.c | 38 ++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 na/scripts/dtc/libfdt/fdt_empty_tree.c (limited to 'na/scripts/dtc/libfdt/fdt_empty_tree.c') diff --git a/na/scripts/dtc/libfdt/fdt_empty_tree.c b/na/scripts/dtc/libfdt/fdt_empty_tree.c new file mode 100644 index 0000000..49d54d4 --- /dev/null +++ b/na/scripts/dtc/libfdt/fdt_empty_tree.c @@ -0,0 +1,38 @@ +// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) +/* + * libfdt - Flat Device Tree manipulation + * Copyright (C) 2012 David Gibson, IBM Corporation. + */ +#include "libfdt_env.h" + +#include +#include + +#include "libfdt_internal.h" + +int fdt_create_empty_tree(void *buf, int bufsize) +{ + int err; + + err = fdt_create(buf, bufsize); + if (err) + return err; + + err = fdt_finish_reservemap(buf); + if (err) + return err; + + err = fdt_begin_node(buf, ""); + if (err) + return err; + + err = fdt_end_node(buf); + if (err) + return err; + + err = fdt_finish(buf); + if (err) + return err; + + return fdt_open_into(buf, buf, bufsize); +} -- cgit v1.2.3