Am 01.09.2014 um 12:38 schrieb Sascha Hauer:
On Thu, Aug 21, 2014 at 01:26:19PM +0200, Jan Weitzel wrote:Add a switch to get the devicetree processed by the registered fixups. This is also whats the kernel gets. Signed-off-by: Jan Weitzel <j.weitzel@xxxxxxxxx> --- v3: create a copy of the internal devicetree before use of_fix_tree commands/of_dump.c | 31 +++++++++++++++++++++++++++++-- 1 files changed, 29 insertions(+), 2 deletions(-) diff --git a/commands/of_dump.c b/commands/of_dump.c index cafde07..f82f0fd 100644 --- a/commands/of_dump.c +++ b/commands/of_dump.c @@ -34,16 +34,20 @@ static int do_of_dump(int argc, char *argv[]) { int opt; int ret; + int fix = 0; struct device_node *root = NULL, *node, *of_free = NULL; char *dtbfile = NULL; size_t size; const char *nodename;- while ((opt = getopt(argc, argv, "f:")) > 0) {+ while ((opt = getopt(argc, argv, "Ff:")) > 0) { switch (opt) { case 'f': dtbfile = optarg; break; + case 'F': + fix = 1; + break; default: return COMMAND_ERROR_USAGE; } @@ -75,6 +79,28 @@ static int do_of_dump(int argc, char *argv[]) of_free = root; } else { root = of_get_root_node(); + + if (fix) { + /* create a copy of internal devicetree */ + void *fdt; + fdt = of_flatten_dtb(root); + root = of_unflatten_dtb(fdt);That's really a creative way to make a copy of the device tree ;)
And it use known good functions ;) Jan
Ok, I'll close both eyes while applying it. Sascha
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