diff options
| author | Simon Glass <sjg@chromium.org> | 2020-05-24 17:38:23 -0600 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2020-05-27 14:40:09 +0800 |
| commit | 03d4c298fa801139b37108fab83cb312209d6092 (patch) | |
| tree | 9e8605e251b1f302e24083423109fa2a7ad8e43a /fs | |
| parent | 924e346a66ea57f48d6f8467c30d411442229946 (diff) | |
cbfs: Allow reading a file from a CBFS given its base addr
Currently we support reading a file from CBFS given the address of the end
of the ROM. Sometimes we only know the start of the CBFS. Add a function
to find a file given that.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/cbfs/cbfs.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/cbfs/cbfs.c b/fs/cbfs/cbfs.c index ba903d16a0..d3c3722c48 100644 --- a/fs/cbfs/cbfs.c +++ b/fs/cbfs/cbfs.c @@ -413,6 +413,19 @@ int file_cbfs_find_uncached(ulong end_of_rom, const char *name, return find_uncached(&priv, name, start, node); } +int file_cbfs_find_uncached_base(ulong base, const char *name, + struct cbfs_cachenode *node) +{ + struct cbfs_priv priv; + int ret; + + ret = cbfs_load_header_ptr(&priv, base); + if (ret) + return ret; + + return find_uncached(&priv, name, (void *)base, node); +} + const char *file_cbfs_name(const struct cbfs_cachenode *file) { cbfs_s.result = CBFS_SUCCESS; |