mirror of
https://github.com/drasko/open-ameba.git
synced 2024-11-26 07:54:17 +00:00
41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
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import jlinkarm as jl
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def loaddll(dll_path):
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jl.loadJLinkARMdll(dll_path)
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jl.open()
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if jl.is_connected == 0:
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raise RuntimeError('Jlink not connected')
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jl.exec_command('device Cortex-M3', 0, 0)
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jl.exec_command('endian little', 0, 0)
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jl.tif_select(1)
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jl.set_speed(1000)
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jl.clear_RESET()
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jl.clear_TRST()
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time.sleep(0.01)
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jl.set_RESET()
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jl.set_TRST()
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jl.reset()
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jl.halt()
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jl.set_speed(3500)
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def ram_all(binfile, image1=True, image2=True):
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bin = None
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with file(binfile, 'rb') as f:
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bin = f.read()
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get_dword = lambda address: struct.unpack('<L', bin[address:address + 4])[0]
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if image1:
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i1_address = 0x0
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i1_length = get_dword(0x10)
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jl.write_mem(0x10000bc8, bin[i1_address + 0x20: i1_address + 0x20 + i1_length])
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if image2:
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i2_address = (get_dword(0x18) & 0xffff) * 1024
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i2_length = get_dword(i2_address) + 0x10
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jl.write_mem(0x10006000, bin[i2_address + 0x10: i2_address + 0x10 + i2_length])
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jl.reset()
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jl.write_u32(0x40000210, 0x20111113)
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jl.go()
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jl.close()
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