[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/lib/devicetree/devicetreedump.c b/src/bsp/lk/lib/devicetree/devicetreedump.c
new file mode 100644
index 0000000..0c7cdba
--- /dev/null
+++ b/src/bsp/lk/lib/devicetree/devicetreedump.c
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2014 Brian Swetland
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "devicetree.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <errno.h>
+
+void error(const char *msg) {
+ printf("error: %s\n", msg);
+};
+
+void indent(u32 n) {
+ while (n-- > 0)
+ putchar(' ');
+}
+
+void hexdump(u8 *data, u32 count) {
+ while (count-- > 0)
+ printf("%02x ", *data++);
+}
+
+int loadfile(const char *fn, dt_slice_t *out) {
+ void *data = NULL;
+ off_t end;
+ int fd;
+ if ((fd = open(fn, O_RDONLY)) < 0)
+ return -1;
+ if ((end = lseek(fd, 0, SEEK_END)) == -1)
+ goto oops;
+ if (lseek(fd, 0, SEEK_SET))
+ goto oops;
+ if ((data = malloc(end + 1)) == NULL)
+ goto oops;
+ if ((read(fd, data, end) != end))
+ goto oops;
+ out->data = data;
+ out->size = end;
+ close(fd);
+ return 0;
+oops:
+ free(data);
+ close(fd);
+ return -1;
+}
+
+static int _depth = 0;
+
+int node_cb(int depth, const char *name, void *cookie) {
+ _depth = depth;
+ indent(depth*2);
+ printf("node: '%s'\n", name);
+ return 0;
+}
+
+int prop_cb(const char *name, u8 *data, u32 size, void *cookie) {
+ indent(_depth * 2 + 2);
+ printf("prop '%s' sz=%d\n", name, size);
+ indent(_depth * 2 + 2);
+ printf("data ");
+ hexdump(data, size);
+ printf("\n");
+ return 0;
+}
+
+int main(int argc, char **argv) {
+ devicetree_t dt;
+ dt_slice_t s;
+
+ dt.error = error;
+
+ if (argc != 2)
+ return -1;
+ if (loadfile(argv[1], &s))
+ return -1;
+ if (dt_init(&dt, s.data, s.size))
+ return -1;
+
+ printf("magic %x\n", dt.hdr.magic);
+ printf("size %d\n", dt.hdr.size);
+ printf("off_struct %d (%d)\n", dt.hdr.off_struct, dt.hdr.sz_struct);
+ printf("off_strings %d (%d)\n", dt.hdr.off_strings, dt.hdr.sz_strings);
+ printf("version %d (min %d)\n", dt.hdr.version, dt.hdr.version_compat);
+
+ dt_walk(&dt, node_cb, prop_cb, NULL);
+ return 0;
+}
+