diff options
Diffstat (limited to 'package/firmware/layerscape/ls-rcw/patches/0001-rcw-add-a-python-script-for-byte-swapping.patch')
| -rw-r--r-- | package/firmware/layerscape/ls-rcw/patches/0001-rcw-add-a-python-script-for-byte-swapping.patch | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/package/firmware/layerscape/ls-rcw/patches/0001-rcw-add-a-python-script-for-byte-swapping.patch b/package/firmware/layerscape/ls-rcw/patches/0001-rcw-add-a-python-script-for-byte-swapping.patch new file mode 100644 index 0000000..a2b7140 --- /dev/null +++ b/package/firmware/layerscape/ls-rcw/patches/0001-rcw-add-a-python-script-for-byte-swapping.patch @@ -0,0 +1,66 @@ +From ebded197f9c12168d61973043fd9ebd5d49528a8 Mon Sep 17 00:00:00 2001 +From: Yangbo Lu <yangbo.lu@nxp.com> +Date: Mon, 25 Dec 2017 14:11:02 +0800 +Subject: [PATCH] rcw: add a python script for byte swapping + +Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com> +--- + Makefile | 2 ++ + byte_swap.py | 32 ++++++++++++++++++++++++++++++++ + 2 files changed, 34 insertions(+) + create mode 100755 byte_swap.py + +diff --git a/Makefile b/Makefile +index fb55c8b..27e3ba2 100644 +--- a/Makefile ++++ b/Makefile +@@ -11,6 +11,8 @@ all install clean: + @for board in $(BOARDS); do \ + $(MAKE) -C $$board $@ DESTDIR=$(DESTDIR)/$$board; \ + done ++ chmod 755 ./byte_swap.py; \ ++ ./byte_swap.py ls1046ardb/RR_FFSSPPPH_1133_5559/rcw_1800_qspiboot.bin 8 + + release: $(foreach board,$(BOARDS),rcw-$(board)-$(VER).tar.gz) + +diff --git a/byte_swap.py b/byte_swap.py +new file mode 100755 +index 0000000..7ee4129 +--- /dev/null ++++ b/byte_swap.py +@@ -0,0 +1,32 @@ ++#!/usr/bin/env python ++""" ++Swap the 4/8 bytes endian except for PBI CRC ++2016-10-9: Initial version ++ ++Usage: ++ ./byte_swap.py <file_name> <byte> ++""" ++import sys ++ ++try: ++ file_name = sys.argv[1] ++ byte = int(sys.argv[2]) ++except: ++ print("Usage: ./byte_swap.py <file_name> <byte>") ++ print("E.g.: ./byte_swap.py rcw_1600.bin 8\n") ++ exit ++ ++with open(file_name,'rb') as file: ++ tmp = file.read() ++file.close() ++ ++with open(file_name + '.swap','wb') as file: ++ for i in range(0, len(tmp) - 1, byte): ++ if(tmp[i:i+4].encode('hex')) == "08610040": ++ #print("PBI CRC command") ++ file.write(tmp[i:i+8]) ++ break ++ file.write(tmp[i:i+byte][::-1]) ++file.close() ++ ++print("Swapped file: " + file_name + '.swap') +-- +2.7.4 + |