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[Qemu-devel] [PATCH 01/25] dt: allow add_subnode to create root subnodes
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 01/25] dt: allow add_subnode to create root subnodes |
Date: |
Wed, 30 May 2012 13:00:22 +0200 |
Our subnode creation helper can't handle creation of root subnodes,
like "/memory". Fix this by allowing the parent node to be an empty
string, indicating the root node.
Signed-off-by: Alexander Graf <address@hidden>
---
device_tree.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/device_tree.c b/device_tree.c
index 86a694c..94a239e 100644
--- a/device_tree.c
+++ b/device_tree.c
@@ -151,6 +151,7 @@ int qemu_devtree_add_subnode(void *fdt, const char *name)
char *dupname = g_strdup(name);
char *basename = strrchr(dupname, '/');
int retval;
+ int parent = 0;
if (!basename) {
g_free(dupname);
@@ -160,7 +161,11 @@ int qemu_devtree_add_subnode(void *fdt, const char *name)
basename[0] = '\0';
basename++;
- retval = fdt_add_subnode(fdt, findnode_nofail(fdt, dupname), basename);
+ if (dupname[0]) {
+ parent = findnode_nofail(fdt, dupname);
+ }
+
+ retval = fdt_add_subnode(fdt, parent, basename);
if (retval < 0) {
fprintf(stderr, "FDT: Failed to create subnode %s: %s\n", name,
fdt_strerror(retval));
--
1.6.0.2
- [Qemu-devel] [PATCH 00/25] PPC: mpc8544ds: Create device tree dynamically, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 01/25] dt: allow add_subnode to create root subnodes,
Alexander Graf <=
- [Qemu-devel] [PATCH 04/25] dt: temporarily disable subtree creation failure check, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 03/25] dt: add helper for phandle references, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 08/25] dt: add helper for 64bit cell adds, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 17/25] PPC: e500: dt: create mpic node dynamically, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 09/25] PPC: e500: require libfdt, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 05/25] dt: add helper for phandle enumeration, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 20/25] PPC: e500: dt: start with empty device tree, Alexander Graf, 2012/05/30
- [Qemu-devel] [PATCH 10/25] PPC: e500: dt: create memory node dynamically, Alexander Graf, 2012/05/30