Re: [Qemu-devel] [PATCH 14/58] device tree: add nop_node

[Blue Swirl]

On Wed, Sep 14, 2011 at 8:42 AM, Alexander Graf <address@hidden> wrote:
> We have a qemu internal abstraction layer on FDT. While I'm not fully 
> convinced
> we need it at all, it's missing the nop_node functionality that we now need
> on e500. So let's add it and think about the general future of that API later.
>
> Signed-off-by: Alexander Graf <address@hidden>
> ---
>  device_tree.c |   11 +++++++++++
>  device_tree.h |    1 +
>  2 files changed, 12 insertions(+), 0 deletions(-)
>
> diff --git a/device_tree.c b/device_tree.c
> index 3a224d1..23e89e3 100644
> --- a/device_tree.c
> +++ b/device_tree.c
> @@ -107,3 +107,14 @@ int qemu_devtree_setprop_string(void *fdt, const char 
> *node_path,
>
>     return fdt_setprop_string(fdt, offset, property, string);
>  }
> +
> +int qemu_devtree_nop_node(void *fdt, const char *node_path)
> +{
> +    int offset;
> +
> +    offset = fdt_path_offset(fdt, node_path);
> +    if (offset < 0)

-EBRACES

> +        return offset;
> +
> +    return fdt_nop_node(fdt, offset);
> +}
> diff --git a/device_tree.h b/device_tree.h
> index cecd98f..76fce5f 100644
> --- a/device_tree.h
> +++ b/device_tree.h
> @@ -22,5 +22,6 @@ int qemu_devtree_setprop_cell(void *fdt, const char 
> *node_path,
>                               const char *property, uint32_t val);
>  int qemu_devtree_setprop_string(void *fdt, const char *node_path,
>                                 const char *property, const char *string);
> +int qemu_devtree_nop_node(void *fdt, const char *node_path);
>
>  #endif /* __DEVICE_TREE_H__ */
> --
> 1.6.0.2
>
>