diff options
Diffstat (limited to 'l-loader/gen_loader_hikey.py')
| -rwxr-xr-x | l-loader/gen_loader_hikey.py | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/l-loader/gen_loader_hikey.py b/l-loader/gen_loader_hikey.py deleted file mode 100755 index a07eb986..00000000 --- a/l-loader/gen_loader_hikey.py +++ /dev/null @@ -1,184 +0,0 @@ -#!/usr/bin/env python - -import os -import os.path -import sys, getopt -import binascii -import struct -import string - -# -------------------------- -# | loader | BL1 | NS BL1U | -# -------------------------- - -class generator(object): - # - # struct l_loader_head { - # unsigned int first_instr; - # unsigned char magic[16]; @ BOOTMAGICNUMBER! - # unsigned int l_loader_start; @ start of loader - # unsigned int l_loader_end; @ end of BL1 (without ns_bl1u) - # }; - file_header = [0, 0, 0, 0, 0, 0, 0] - - # - # struct entry_head { - # unsigned char magic[8]; @ ENTY - # unsigned char name[8]; @ loader/bl1/ns_bl1u - # unsigned int start_lba; - # unsigned int count_lba; - # unsigned int flag; @ boot partition or not - # }; - # size of struct entry_head is 28 - # - - s1_entry_name = ['loader', 'bl1', 'ns_bl1u'] - - block_size = 512 - - # set in self.add() - idx = 0 - - # file pointer - p_entry = 0 # pointer in header - p_file = 0 # pointer in file - p_loader_end = 0 # pointer in header - - def __init__(self, out_img): - try: - self.fp = open(out_img, "wb+") - except IOError, e: - print "*** file open error:", e - sys.exit(3) - else: - self.entry_hd = [[0 for col in range(7)] for row in range(5)] - - def __del__(self): - self.fp.close() - - def add(self, lba, fname): - try: - fsize = os.path.getsize(fname) - except IOError, e: - print "*** file open error:", e - sys.exit(4) - else: - blocks = (fsize + self.block_size - 1) / self.block_size - # Boot Area1 in eMMC - bootp = 1 - if self.idx == 0: - # both loader and bl1.bin locates in l-loader.bin bias 2KB - self.p_entry = 28 - elif (self.idx > 1): - # image: ns_bl1u - # Record the end of loader & BL1. ns_bl1u won't be loaded by BootROM. - self.p_loader_end = self.p_file - # ns_bl1u should locates in l-loader.bin bias 2KB too - if (self.p_file < (lba * self.block_size - 2048)): - self.p_file = lba * self.block_size - 2048 - - # Maybe the file size isn't aligned. So pad it. - if (self.idx == 0): - if fsize > 2048: - print 'loader size exceeds 2KB. file size: ', fsize - sys.exit(4) - else: - left_bytes = 2048 - fsize - else: - left_bytes = fsize % self.block_size - if left_bytes: - left_bytes = self.block_size - left_bytes - print 'lba: ', lba, 'blocks: ', blocks, 'bootp: ', bootp, 'fname: ', fname - # write images - fimg = open(fname, "rb") - for i in range (0, blocks): - buf = fimg.read(self.block_size) - # loader's p_file is 0 at here - self.fp.seek(self.p_file) - self.fp.write(buf) - # p_file is the file pointer of the new binary file - # At last, it means the total block size of the new binary file - self.p_file += self.block_size - - if (self.idx == 0): - self.p_file = 2048 - print 'p_file: ', self.p_file, 'last block is ', fsize % self.block_size, 'bytes', ' tell: ', self.fp.tell(), 'left_bytes: ', left_bytes - if left_bytes: - for i in range (0, left_bytes): - zero = struct.pack('x') - self.fp.write(zero) - print 'p_file: ', self.p_file, ' pad to: ', self.fp.tell() - - # write entry information at the header - byte = struct.pack('8s8siii', 'ENTRYHDR', self.s1_entry_name[self.idx], lba, blocks, bootp) - self.fp.seek(self.p_entry) - self.fp.write(byte) - self.p_entry += 28 - self.idx += 1 - - fimg.close() - - def hex2(self, data): - return data > 0 and hex(data) or hex(data & 0xffffffff) - - def end(self): - self.fp.seek(20) - start,end = struct.unpack("ii", self.fp.read(8)) - print "start: ", self.hex2(start), 'end: ', self.hex2(end) - end = start + self.p_loader_end - print "start: ", self.hex2(start), 'end: ', self.hex2(end) - self.fp.seek(24) - byte = struct.pack('i', end) - self.fp.write(byte) - self.fp.close() - - def create(self, img_loader, img_bl1, img_ns_bl1u, output_img): - print '+-----------------------------------------------------------+' - print ' Input Images:' - print ' loader: ', img_loader - print ' bl1: ', img_bl1 - print ' ns_bl1u: ', img_ns_bl1u - print ' Ouput Image: ', output_img - print '+-----------------------------------------------------------+\n' - - self.stage = 1 - - # The first 2KB is reserved - # The next 2KB is for loader image - self.add(4, img_loader) - print 'self.idx: ', self.idx - # bl1.bin starts from 4KB - self.add(8, img_bl1) - if img_ns_bl1u != 0: - # ns_bl1u.bin starts from 96KB - self.add(192, img_ns_bl1u) - -def main(argv): - img_ns_bl1u = 0 - try: - opts, args = getopt.getopt(argv,"ho:",["img_loader=","img_bl1=","img_ns_bl1u="]) - except getopt.GetoptError: - print 'gen_loader.py -o <l-loader.bin> --img_loader <l-loader> --img_bl1 <bl1.bin> --img_ns_bl1u <ns_bl1u.bin>' - sys.exit(2) - for opt, arg in opts: - if opt == '-h': - print 'gen_loader.py -o <l-loader.bin> --img_loader <l-loader> --img_bl1 <bl1.bin> --img_ns_bl1u <ns_bl1u.bin>' - sys.exit(1) - elif opt == '-o': - output_img = arg - elif opt in ("--img_loader"): - img_loader = arg - elif opt in ("--img_bl1"): - img_bl1 = arg - elif opt in ("--img_ns_bl1u"): - img_ns_bl1u = arg - - loader = generator(output_img) - loader.idx = 0 - - loader.create(img_loader, img_bl1, img_ns_bl1u, output_img) - - loader.end() - -if __name__ == "__main__": - main(sys.argv[1:]) |