diff options
Diffstat (limited to 'lib/chromeos/fdt_decode.c')
| -rw-r--r-- | lib/chromeos/fdt_decode.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/chromeos/fdt_decode.c b/lib/chromeos/fdt_decode.c index 3be76643d2..f3ff3fe2e1 100644 --- a/lib/chromeos/fdt_decode.c +++ b/lib/chromeos/fdt_decode.c @@ -125,6 +125,8 @@ int fdt_decode_twostop_fmap(const void *blob, struct twostop_fmap *config) { int fmap_offset; int err; + uint32_t *property; + int length; fmap_offset = fdt_node_offset_by_compatible(blob, -1, "chromeos,flashmap"); @@ -132,6 +134,15 @@ int fdt_decode_twostop_fmap(const void *blob, struct twostop_fmap *config) VBDEBUG(PREFIX "chromeos,flashmap node is missing\n"); return fmap_offset; } + + property = (uint32_t *)fdt_getprop(blob, fmap_offset, "reg", &length); + if (!property || (length != 8)) { + VBDEBUG(PREFIX "Flashmap node missing the `reg' property\n"); + return -FDT_ERR_MISSING; + } + + config->flash_base = fdt32_to_cpu(property[0]); + err = decode_firmware_entry(blob, fmap_offset, "rw-a", &config->readwrite_a); err |= decode_firmware_entry(blob, fmap_offset, "rw-b", |