From 15dbd14d7acf494e63a87e4c8ae0991dd8281b77 Mon Sep 17 00:00:00 2001 From: Pali Rohár Date: Tue, 6 Dec 2016 23:42:41 +0100 Subject: doc: Update fiasco documentation --- doc/fiasco | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'doc') diff --git a/doc/fiasco b/doc/fiasco index f7462dd..941a2da 100644 --- a/doc/fiasco +++ b/doc/fiasco @@ -37,12 +37,16 @@ FW HEADER IMAGE 1 byte = 0x54 -- signature - 1 byte -- number of subsection blocks + 1 - 5 bytes -- unknown (always 0x2e 0x19 0x01 0x01 0x00) + 1 byte -- number of subsection blocks + (start of data block) + 1 byte -- type of subsection block (data - always 0x2e) + 1 byte -- length of subsection block (data - always 25) + 3 bytes -- unknown (always 0x01 0x01 0x00) 2 bytes -- checksum for the image contents (xorpair) (big endian) 12 bytes -- image name type (first byte is FF if is the last image) 4 bytes -- length of image data (big endian) 4 bytes -- unknown (always 0x00 0x00 0x00 0x00) + (end of data block) block { 1 byte -- type of subsection block '1' - version -- cgit v1.2.3