2 files changed, 18 insertions(+)
qemu/hw/device_tree.c | 16 ++++++++++++++++
qemu/hw/device_tree.h | 2 ++
This patch adds function dt_cell_multi to allow for manipulation of device tree
properties that contain mulitiple 32bit values.
Signed-off-by: Jerone Young <[EMAIL PROTECTED]>
diff --git a/qemu/hw/device_tree.c b/qemu/hw/device_tree.c
--- a/qemu/hw/device_tree.c
+++ b/qemu/hw/device_tree.c
@@ -162,6 +162,22 @@ void dt_cell(void *fdt, char *node_path,
}
}
+/* This function is to manipulate a cell with multiple values */
+void dt_cell_multi(void *fdt, char *node_path, char *property,
+ uint32_t *val_array, int size)
+{
+
+ int offset;
+ int ret;
+ offset = get_offset_of_node(fdt, node_path);
+ ret = fdt_setprop(fdt, offset, property, val_array, size);
+ if (ret < 0) {
+ printf("Unable to set device tree property '%s'\n",
+ property);
+ exit(1);
+ }
+}
+
void dt_string(void *fdt, char *node_path, char *property,
char *string)
{
diff --git a/qemu/hw/device_tree.h b/qemu/hw/device_tree.h
--- a/qemu/hw/device_tree.h
+++ b/qemu/hw/device_tree.h
@@ -19,6 +19,8 @@ void dump_device_tree_to_file(void *fdt,
void dump_device_tree_to_file(void *fdt, char *filename);
void dt_cell(void *fdt, char *node_path, char *property,
uint32_t val);
+void dt_cell_multi(void *fdt, char *node_path, char *property,
+ uint32_t *val_array, int size);
void dt_string(void *fdt, char *node_path, char *property,
char *string);
void dt_node(void *fdt, char *node_parent_path, char *name);
-------------------------------------------------------------------------
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