[U-Boot-Users] [PATCH] Add 'ftinfo' command for displaying a flattened device tree image
Grant Likely
grant.likely at secretlab.ca
Sun Oct 29 23:54:08 CET 2006
Note: I've added this command to ft_build.c instead of a seperate cmd_*.c
because it is such a small amount of code.
Signed-off-by: Grant Likely <grant.likely at secretlab.ca>
---
common/ft_build.c | 23 +++++++++++++++++++++++
1 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/common/ft_build.c b/common/ft_build.c
index 980e40f..9a36187 100644
--- a/common/ft_build.c
+++ b/common/ft_build.c
@@ -20,6 +20,7 @@
*/
#include <common.h>
+#include <command.h>
#include <malloc.h>
#include <environment.h>
@@ -588,4 +589,26 @@ #ifdef DEBUG
ft_dump_blob(blob);
#endif
}
+
+int do_ftinfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ void* addr;
+ if (argc < 2) {
+ printf ("Usage:\n%s\n", cmdtp->usage);
+ return 1;
+ }
+
+ addr = (void*)simple_strtoul(argv[1], NULL, 16);
+ printf("Printing device tree at 0x%x\n", addr);
+ ft_dump_blob(addr);
+ return 0;
+}
+
+/* -------------------------------------------------------------------- */
+
+U_BOOT_CMD(
+ ftinfo, 2, 2, do_ftinfo, "ftinfo - print a flattened device tree\n",
+ "ftinfo addr\n"
+ " - print device tree at address 'addr'\n"
+);
#endif
--
1.4.3.rc2.g0503
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