Implemented SC6531C readback and target system
This commit is contained in:
Luxferre
+64
-16
@@ -82,6 +82,8 @@ def send_file_to_addr(fname, faddr, fdlBooted = False, flashMode = False, fbs =
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resp = reqresp(unicmd.cmd_data_start(faddr, flen, dataCrc), fdlBooted)
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rcode, rlen, r = unicmd.resp_decode(resp, fdlBooted)
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assert rcode == unicmd.BSL_REP_ACK, 'Could not start data transfer, response code is %X' % rcode
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if rcode == unicmd.BSL_REP_LOG:
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print(r)
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print('Starting data transfer...')
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while fdata:
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buf = fdata[:pSize]
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@@ -148,30 +150,33 @@ def write_flash_mem(infile, offset, blocksize, forceErase):
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erase_flash_mem(flen, startAddr)
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send_file_to_addr(fdata, startAddr, True, True, blocksize)
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# main code start
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def auto_int(x):
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return int(x,0)
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# main code start
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if __name__ == '__main__': # main app start
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from argparse import ArgumentParser
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rootdir = os.path.dirname(os.path.realpath(__file__))
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parser = ArgumentParser(description='UniFlash: an opensource Unisoc SC6531E/F/M phone flash reader/writer', epilog='(c) Luxferre 2021 --- No rights reserved <https://unlicense.org>')
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parser = ArgumentParser(description='UniFlash: an opensource Unisoc/Spreadtrum feature phone flash reader/writer', epilog='(c) Luxferre 2021 --- No rights reserved <https://unlicense.org>')
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parser.add_argument('mode', help='Operation mode (flash/dump)')
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parser.add_argument('file', help='File to read the flash data from or write the dump into')
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parser.add_argument('-p','--partid', type=auto_int, default=0x80000003, help='partition ID for readback (defaults to 0x80000003 that can address full flash space on SC6531E/F/M)')
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parser.add_argument('-s','--start', type=auto_int, default=0, help='start position (in the partition, defaults to 0)')
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parser.add_argument('-l', '--length', type=auto_int, default=0x400000, help='data length in bytes to read/write, defaults to 0x400000')
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parser.add_argument('-e','--force-erase', type=bool, default=False, help='Erase target flash memory area before writing')
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parser.add_argument('-t','--target', default='sc6531efm_generic', help='Preinstalled target (defaults to sc6531efm_generic, overridable with individual FDL parameters)')
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parser.add_argument('-nr','--flash-noremap', action='store_true', help='Disable base address remapping for flashing')
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parser.add_argument('-e','--force-erase', action='store_true', help='Erase target flash memory area before flashing')
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parser.add_argument('-wf','--enable-write-flash', action='store_true', help='Send the write flash enable command before flashing (if necessary and supported)')
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parser.add_argument('-bs','--block-size', type=auto_int, default=4096, help='Readback/write block size (in bytes), defaults to 4096')
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parser.add_argument('-dv','--device-vid', type=auto_int, default=UNISOC_VID, help='Override device vendor ID')
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parser.add_argument('-dp','--device-pid', type=auto_int, default=UNISOC_PID, help='Override device product ID')
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parser.add_argument('-fdl1','--fdl1-file', default=rootdir+'/fdls/sc6531efm_generic_0x40004000_fdl1.bin', help='Path to FDL1, defaults to the generic SC6531E/F/M FDL1 shipped with UniFlash')
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parser.add_argument('-addr1','--fdl1-addr', type=auto_int, default=0x40004000, help='Address to load FDL1 into, defaults to 0x40004000')
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parser.add_argument('-fdl2','--fdl2-file', default=rootdir+'/fdls/sc6531efm_generic_0x14000000_fdl2.bin', help='Path to FDL2, defaults to the generic SC6531E/F/M FDL2 shipped with UniFlash')
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parser.add_argument('-addr2','--fdl2-addr', type=auto_int, default=0x14000000, help='Address to load FDL2 into, defaults to 0x14000000')
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parser.add_argument('-sfdl','--single-fdl-file', default=None, help='Path to a single FDL (for old Spreadtrum chipsets)')
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parser.add_argument('-saddr','--single-fdl-addr', type=auto_int, default=0x34000000, help='Address to load the single FDL into, defaults to 0x34000000')
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parser.add_argument('-fdl1','--fdl1-file', default=None, help='Path to FDL1, overrides the target')
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parser.add_argument('-addr1','--fdl1-addr', type=auto_int, default=None, help='Address to load FDL1 into, overrides the target')
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parser.add_argument('-fdl2','--fdl2-file', default=None, help='Path to FDL2, overrides the target')
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parser.add_argument('-addr2','--fdl2-addr', type=auto_int, default=None, help='Address to load FDL2 into, overrides the target')
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parser.add_argument('-sfdl','--single-fdl-file', default=None, help='Path to a single FDL (for old Spreadtrum chipsets), overrides the target')
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parser.add_argument('-saddr','--single-fdl-addr', type=auto_int, default=None, help='Address to load the single FDL into, overrides the target')
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args = parser.parse_args()
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@@ -179,24 +184,61 @@ if __name__ == '__main__': # main app start
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if args.mode == 'flash':
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is_flash = True
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# parse target and resolve the parameters from it first
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paramdelim = '_'
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target = args.target + paramdelim
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fdlDir = rootdir + '/fdls'
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fdlList = []
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for root, dirs, files in os.walk(fdlDir):
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for name in files:
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if name.startswith(target):
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paramstr = os.path.splitext(name)[0].split(target)[1]
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params = paramstr.split(paramdelim)
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fdlList.append((params[1], params[0], fdlDir+'/'+name))
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# resulting fdl list: (tag, address, path)
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fdlSingleName = None
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fdlSingleAddr = None
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for tag, addr, path in fdlList:
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if tag == 'single':
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fdlSingleName = path
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fdlSingleAddr = auto_int(addr)
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elif tag == 'fdl1':
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fdl1Name = path
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fdl1Addr = auto_int(addr)
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elif tag == 'fdl2':
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fdl2Name = path
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fdl2Addr = auto_int(addr)
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# override target with the individual parameters if necessary
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UNISOC_VID = args.device_vid
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UNISOC_PID = args.device_pid
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fdl1Addr = args.fdl1_addr
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fdl2Addr = args.fdl2_addr
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fdl1Name = args.fdl1_file
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fdl2Name = args.fdl2_file
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fdlSingleName = args.single_fdl_file
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fdlSingleAddr = args.single_fdl_addr
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if args.fdl1_addr is not None:
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fdl1Addr = args.fdl1_addr
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if args.fdl2_addr is not None:
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fdl2Addr = args.fdl2_addr
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if args.fdl1_file is not None:
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fdl1Name = args.fdl1_file
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if args.fdl2_file is not None:
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fdl2Name = args.fdl2_file
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if args.single_fdl_file is not None:
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fdlSingleName = args.single_fdl_file
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if args.single_fdl_addr is not None:
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fdlSingleAddr = args.single_fdl_addr
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outfile = args.file
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partitionId = args.partid
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readbs = args.block_size
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readoffset = args.start
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readlen = args.length
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forceErase = args.force_erase
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sendEnableWriteFlash = args.enable_write_flash
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singleFdlMode = False
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fdl1Label = 'FDL1'
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fdl2Label = 'FDL2'
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if args.flash_noremap == True:
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print('Flash remapping disabled')
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UNISOC_FLASH_BASE_ADDR = 0
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if fdlSingleName is not None:
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singleFdlMode = True
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fdl1Addr = fdlSingleAddr
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@@ -250,6 +292,12 @@ if __name__ == '__main__': # main app start
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print(fdl2Label + ' running, may start interacting with flash memory')
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if is_flash:
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if sendEnableWriteFlash:
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resp = reqresp(unicmd.cmd_enable_write_flash(), True)
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rcode, rlen, r = unicmd.resp_decode(resp, True)
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assert rcode == unicmd.BSL_REP_ACK, 'Could not send the flash write request, response code is %X' % rcode
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print('Writing flash at offset 0x%X from %s...' % (readoffset, outfile))
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write_flash_mem(outfile, readoffset, readbs, forceErase)
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print('Flash memory written, disconnect the device!')
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