update

jlinkarm.py

@@ -0,0 +1,113 @@
+import ctypes
+
+_jl = None
+
+def loadJLinkARMdll(lib_str):
+    global _jl
+    _jl = ctypes.cdll.LoadLibrary(lib_str)
+    if _jl:
+        return _jl
+    else:
+        raise RuntimeError('JLink ARM dynamic library is not loaded')
+
+def _jlink():
+    if _jl:
+        return _jl
+    else:
+        raise RuntimeError('JLink ARM dynamic library is not loaded')
+
+def open():
+    r = _jlink().JLINKARM_Open()
+    if r != 0: raise RuntimeError('Adapter is not found')
+
+def exec_command(cmd, a, b):
+    r = _jlink().JLINKARM_ExecCommand(cmd, a, b)
+    #if r != 0: raise RuntimeError('Unable to execute command')
+
+def tif_select(n):
+    if not isinstance(n, ctypes.c_ulong):
+        n = ctypes.c_ulong(n)
+    r = _jlink().JLINKARM_TIF_Select(n)
+    if r != 0: raise RuntimeError('Unable to select TIF')
+
+def set_speed(speed):
+    if not isinstance(speed, ctypes.c_ulong):
+        speed = ctypes.c_ulong(speed)
+    r = _jlink().JLINKARM_SetSpeed(speed)
+    #if r != 0: raise RuntimeError('Unable to set speed')
+
+def reset():
+    r = _jlink().JLINKARM_Reset()
+    if r != 0: raise RuntimeError('fail')
+
+def is_connected():
+    if _jlink().JLINKARM_IsConnected() != 0: return True
+    else: return False
+
+def go():
+    r = _jlink().JLINKARM_Go()
+    #if r != 0: raise RuntimeError('fail')
+
+def write_u32(r, val):
+    if not isinstance(val, ctypes.c_ulong):
+        val = ctypes.c_ulong(val)
+    r = _jlink().JLINKARM_WriteU32(r, val)
+    if r != 0: raise RuntimeError('fail')
+
+def read_reg(r):
+    return _jlink().JLINKARM_ReadReg(r)
+
+def write_reg(r, val):
+    if not isinstance(val, ctypes.c_ulong):
+        val = ctypes.c_ulong(val)
+    ret = _jlink().JLINKARM_WriteReg(r, val)
+    #if ret != 0: raise RuntimeError('fail')
+
+def get_speed():
+    return _jlink().JLINKARM_GetSpeed()
+
+def write_mem(startaddress, buf):
+    _jlink().JLINKARM_WriteMem.argtypes = [ctypes.c_int, ctypes.c_int, ctypes.c_char_p]
+    _jlink().JLINKARM_WriteMem.restype = ctypes.c_int
+    print "writemem addr %s size %s" % (hex(startaddress), hex(len(buf)))
+    r = _jlink().JLINKARM_WriteMem(startaddress, len(buf), buf)
+    #if r != 0: raise RuntimeError('fail')
+
+def read_mem_U32(startaddress, count):
+    buftype=ctypes.c_uint32 * int(count)
+    buf=buftype()
+    r=_jlink().JLINKARM_ReadMemU32(startaddress, count, buf, 0)
+    #if r != 0: raise RuntimeError('fail')
+    return buf
+
+def close():
+    r = _jlink().JLINKARM_Close()
+    #if r != 0: raise RuntimeError('fail')
+
+def clear_TCK():
+    r = _jlink().JLINKARM_ClrTCK()
+def set_TCK():
+    r = _jlink().JLINKARM_SetTCK()
+
+def clear_TMS():
+    r = _jlink().JLINKARM_ClrTMS()
+def set_TMS():
+    r = _jlink().JLINKARM_SetTMS()
+
+def clear_TDI():
+    r = _jlink().JLINKARM_ClrTDI()
+def set_TDI():
+    r = _jlink().JLINKARM_SetTDI()
+
+def clear_TRST():
+    r = _jlink().JLINKARM_ClrTRST()
+def set_TRST():
+    r = _jlink().JLINKARM_SetTRST()
+
+def clear_RESET():
+    r = _jlink().JLINKARM_ClrRESET()
+def set_RESET():
+    r = _jlink().JLINKARM_SetRESET()
+
+def halt():
+    r = _jlink().JLINKARM_Halt()