mirror of
https://github.com/drasko/open-ameba.git
synced 2024-11-29 01:30:34 +00:00
113 lines
2.9 KiB
Python
113 lines
2.9 KiB
Python
import ctypes
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_jl = None
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def loadJLinkARMdll(lib_str):
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global _jl
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_jl = ctypes.cdll.LoadLibrary(lib_str)
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if _jl:
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return _jl
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else:
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raise RuntimeError('JLink ARM dynamic library is not loaded')
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def _jlink():
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if _jl:
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return _jl
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else:
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raise RuntimeError('JLink ARM dynamic library is not loaded')
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def open():
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r = _jlink().JLINKARM_Open()
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if r != 0: raise RuntimeError('Adapter is not found')
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def exec_command(cmd, a, b):
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r = _jlink().JLINKARM_ExecCommand(cmd, a, b)
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#if r != 0: raise RuntimeError('Unable to execute command')
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def tif_select(n):
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if not isinstance(n, ctypes.c_ulong):
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n = ctypes.c_ulong(n)
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r = _jlink().JLINKARM_TIF_Select(n)
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if r != 0: raise RuntimeError('Unable to select TIF')
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def set_speed(speed):
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if not isinstance(speed, ctypes.c_ulong):
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speed = ctypes.c_ulong(speed)
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r = _jlink().JLINKARM_SetSpeed(speed)
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#if r != 0: raise RuntimeError('Unable to set speed')
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def reset():
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r = _jlink().JLINKARM_Reset()
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if r != 0: raise RuntimeError('fail')
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def is_connected():
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if _jlink().JLINKARM_IsConnected() != 0: return True
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else: return False
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def go():
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r = _jlink().JLINKARM_Go()
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#if r != 0: raise RuntimeError('fail')
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def write_u32(r, val):
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if not isinstance(val, ctypes.c_ulong):
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val = ctypes.c_ulong(val)
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r = _jlink().JLINKARM_WriteU32(r, val)
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if r != 0: raise RuntimeError('fail')
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def read_reg(r):
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return _jlink().JLINKARM_ReadReg(r)
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def write_reg(r, val):
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if not isinstance(val, ctypes.c_ulong):
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val = ctypes.c_ulong(val)
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ret = _jlink().JLINKARM_WriteReg(r, val)
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#if ret != 0: raise RuntimeError('fail')
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def get_speed():
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return _jlink().JLINKARM_GetSpeed()
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def write_mem(startaddress, buf):
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_jlink().JLINKARM_WriteMem.argtypes = [ctypes.c_int, ctypes.c_int, ctypes.c_char_p]
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_jlink().JLINKARM_WriteMem.restype = ctypes.c_int
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print "writemem addr %s size %s" % (hex(startaddress), hex(len(buf)))
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r = _jlink().JLINKARM_WriteMem(startaddress, len(buf), buf)
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#if r != 0: raise RuntimeError('fail')
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def read_mem_U32(startaddress, count):
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buftype=ctypes.c_uint32 * int(count)
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buf=buftype()
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r=_jlink().JLINKARM_ReadMemU32(startaddress, count, buf, 0)
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#if r != 0: raise RuntimeError('fail')
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return buf
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def close():
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r = _jlink().JLINKARM_Close()
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#if r != 0: raise RuntimeError('fail')
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def clear_TCK():
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r = _jlink().JLINKARM_ClrTCK()
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def set_TCK():
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r = _jlink().JLINKARM_SetTCK()
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def clear_TMS():
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r = _jlink().JLINKARM_ClrTMS()
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def set_TMS():
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r = _jlink().JLINKARM_SetTMS()
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def clear_TDI():
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r = _jlink().JLINKARM_ClrTDI()
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def set_TDI():
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r = _jlink().JLINKARM_SetTDI()
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def clear_TRST():
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r = _jlink().JLINKARM_ClrTRST()
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def set_TRST():
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r = _jlink().JLINKARM_SetTRST()
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def clear_RESET():
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r = _jlink().JLINKARM_ClrRESET()
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def set_RESET():
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r = _jlink().JLINKARM_SetRESET()
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def halt():
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r = _jlink().JLINKARM_Halt()
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