From patchwork Tue Jun 5 23:52:59 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [08/31] dt: add helper for 64bit cell adds Date: Tue, 05 Jun 2012 13:52:59 -0000 From: Alexander Graf X-Patchwork-Id: 163206 Message-Id: <1338940402-28502-9-git-send-email-agraf@suse.de> To: "qemu-devel@nongnu.org Developers" Cc: qemu-ppc Mailing List Some times in the device tree, we find an array of 2 u32 cells that really are a single u64 value. This patch adds a helper to make the creation of these easy. Signed-off-by: Alexander Graf Reviewed-by: Peter Crosthwaite --- v1 -> v2: - rename cell64 -> u64 --- device_tree.c | 7 +++++++ device_tree.h | 2 ++ 2 files changed, 9 insertions(+), 0 deletions(-) diff --git a/device_tree.c b/device_tree.c index 317bdd0..644d766 100644 --- a/device_tree.c +++ b/device_tree.c @@ -154,6 +154,13 @@ int qemu_devtree_setprop_cell(void *fdt, const char *node_path, return r; } +int qemu_devtree_setprop_u64(void *fdt, const char *node_path, + const char *property, uint64_t val) +{ + val = cpu_to_be64(val); + return qemu_devtree_setprop(fdt, node_path, property, &val, sizeof(val)); +} + int qemu_devtree_setprop_cell2(void *fdt, const char *node_path, const char *property, uint32_t val, uint32_t val2) diff --git a/device_tree.h b/device_tree.h index f37a4da..39dd259 100644 --- a/device_tree.h +++ b/device_tree.h @@ -21,6 +21,8 @@ int qemu_devtree_setprop(void *fdt, const char *node_path, const char *property, void *val_array, int size); int qemu_devtree_setprop_cell(void *fdt, const char *node_path, const char *property, uint32_t val); +int qemu_devtree_setprop_u64(void *fdt, const char *node_path, + const char *property, uint64_t val); int qemu_devtree_setprop_cell2(void *fdt, const char *node_path, const char *property, uint32_t val, uint32_t val2);