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authorSimon Glass <sjg@chromium.org>2014-10-23 18:58:52 -0600
committerSimon Glass <sjg@chromium.org>2014-11-21 04:43:17 +0100
commitf3cc44f9849fa7682d759621a74fb189a994e3b2 (patch)
treed65f60627666cc2a9301e99d340c72db51cb3ac0 /lib/fdtdec.c
parent76489832b28d158dd341b8992006576584cd204b (diff)
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fdt: Enhance flashmap function to deal with region properties
Flash regions can optionally be compressed or hashed. Add the ability to read this information from the flashmap. Signed-off-by: Simon Glass <sjg@chromium.org> Acked-by: Anatolij Gustschin <agust@denx.de> Reviewed-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'lib/fdtdec.c')
-rw-r--r--lib/fdtdec.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index 749f66e..4dbd6ae 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -703,6 +703,7 @@ int fdtdec_decode_region(const void *blob, int node, const char *prop_name,
int fdtdec_read_fmap_entry(const void *blob, int node, const char *name,
struct fmap_entry *entry)
{
+ const char *prop;
u32 reg[2];
if (fdtdec_get_int_array(blob, node, "reg", reg, 2)) {
@@ -711,6 +712,13 @@ int fdtdec_read_fmap_entry(const void *blob, int node, const char *name,
}
entry->offset = reg[0];
entry->length = reg[1];
+ entry->used = fdtdec_get_int(blob, node, "used", entry->length);
+ prop = fdt_getprop(blob, node, "compress", NULL);
+ entry->compress_algo = prop && !strcmp(prop, "lzo") ?
+ FMAP_COMPRESS_LZO : FMAP_COMPRESS_NONE;
+ prop = fdt_getprop(blob, node, "hash", &entry->hash_size);
+ entry->hash_algo = prop ? FMAP_HASH_SHA256 : FMAP_HASH_NONE;
+ entry->hash = (uint8_t *)prop;
return 0;
}