From b4468a0d61b3370625a7b0a905e0f4cd72bba7f0 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Thu, 28 Jan 2016 22:38:30 +0000 Subject: [PATCH] mtd: allow writing Seama files to "firmware" on Broadcom targets MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki SVN-Revision: 48534 --- package/system/mtd/src/trx.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/package/system/mtd/src/trx.c b/package/system/mtd/src/trx.c index 245ee7630a..5763917827 100644 --- a/package/system/mtd/src/trx.c +++ b/package/system/mtd/src/trx.c @@ -44,6 +44,8 @@ struct trx_header { uint32_t offsets[3]; /* Offsets of partitions from start of header */ }; +#define SEAMA_MAGIC 0x17a4a35e + #if __BYTE_ORDER == __BIG_ENDIAN #define STORE32_LE(X) ((((X) & 0x000000FF) << 24) | (((X) & 0x0000FF00) << 8) | (((X) & 0x00FF0000) >> 8) | (((X) & 0xFF000000) >> 24)) #elif __BYTE_ORDER == __LITTLE_ENDIAN @@ -118,6 +120,10 @@ trx_check(int imagefd, const char *mtd, char *buf, int *len) return 0; } + /* Allow writing Seama files to firmware without an extra validation */ + if (trx->magic == SEAMA_MAGIC) + return 1; + if (trx->magic != TRX_MAGIC || trx->len < sizeof(struct trx_header)) { if (quiet < 2) { fprintf(stderr, "Bad trx header\n"); -- 2.30.2