[U-Boot] [PATCH 6/7] fs: Add a Coreboot Filesystem (CBFS) driver and commands

Tom Rini trini at ti.com
Mon Oct 22 17:22:50 CEST 2012


On Fri, Oct 12, 2012 at 05:26:11PM -0700, Simon Glass wrote:

> From: Gabe Black <gabeblack at chromium.org>
> 
> This change adds CBFS support and some commands to use it to u-boot. These
> commands are:
> 
> cbfsinit - Initialize CBFS support and pull all metadata into RAM. The end of
> the ROM is an optional parameter which defaults to the standard 0xffffffff and
> can be used to support multiple CBFSes in a system. The last one set up with
> cbfsinit is the one that will be used.
> 
> cbfsinfo - Print information from the CBFS header.
> 
> cbfsls - Print out the size, type, and name of all the files in the current
> CBFS. Recognized types are translated into symbolic names.
> 
> cbfsload - Load a file from CBFS into memory. Like the similar command for fat
> filesystems, you can optionally provide a maximum size.
> 
> Support for CBFS is compiled in when the CONFIG_CMD_CBFS option is specified.
> 
> The CBFS driver can also be used programmatically from within u-boot.
> 
> If u-boot needs something out of CBFS very early before the heap is
> configured, it won't be able to use the normal CBFS support which caches some
> information in memory it allocates from the heap. The
> cbfs_file_find_uncached function searches a CBFS instance without touching
> the heap.
> 
> Signed-off-by: Gabe Black <gabeblack at google.com>
> Signed-off-by: Stefan Reinauer <reinauer at chromium.org>
> Signed-off-by: Simon Glass <sjg at chromium.org>

I would like to see a follow-up enhancement adding a DocBook tmpl file
for cbfs now that we have DocBook support, thanks!

-- 
Tom
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