[PATCH 2 of 3] Add function dt_cell_multi to hw/device_tree.c

[Jerone Young <jyoung5@us.ibm.com>]

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 <jyoung5@us.ibm.com>

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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