654 lines
24 KiB
Python
Executable File
654 lines
24 KiB
Python
Executable File
#!/usr/bin/env python3
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# *****************************************************************************
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#
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# pinconfig.py
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#
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# @brief Script for generating a BSP pin file.
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# *****************************************************************************
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# *****************************************************************************
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#
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# Copyright (c) 2019, Ambiq Micro
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice,
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# this list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from this
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# software without specific prior written permission.
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#
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# Third party software included in this distribution is subject to the
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# additional license terms as defined in the /docs/licenses directory.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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# This is part of revision 2.2.0-hotfix-2.2.1 of the AmbiqSuite Development Package.
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#
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# *****************************************************************************
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# *****************************************************************************
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# Imported modules
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# *****************************************************************************
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import argparse
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import textwrap
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import os.path
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import rsonlite
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# *****************************************************************************
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# Templates
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# *****************************************************************************
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filetemplateC = '''
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//*****************************************************************************
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//
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// {filename}
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//! @file
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//!
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//! @brief BSP pin configuration definitions.
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//!
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//! @addtogroup BSP Board Support Package (BSP)
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//! @addtogroup apollo3_evb_bsp BSP for the Apollo3 Engineering Board
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//! @ingroup BSP
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//! @{{
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//
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//*****************************************************************************
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//*****************************************************************************
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//
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// Copyright (c) 2019, Ambiq Micro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// Third party software included in this distribution is subject to the
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// additional license terms as defined in the /docs/licenses directory.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// This is part of revision 2.2.0-hotfix-2.2.1 of the AmbiqSuite Development Package.
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//
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//*****************************************************************************
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#include "am_bsp.h"
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{pin_defs}
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//*****************************************************************************
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//
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// End Doxygen group.
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//! @}}
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//
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//*****************************************************************************
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'''.strip()
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filetemplateH = '''
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//*****************************************************************************
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//
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// {filename}
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//! @file
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//!
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//! @brief BSP pin configuration definitions.
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//!
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//! @addtogroup BSP Board Support Package (BSP)
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//! @addtogroup apollo3_bsp BSP for the Apollo3 EVB.
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//! @ingroup BSP
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//! @{{
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//
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//*****************************************************************************
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//*****************************************************************************
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//
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// Copyright (c) 2019, Ambiq Micro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// Third party software included in this distribution is subject to the
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// additional license terms as defined in the /docs/licenses directory.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// This is part of revision 2.2.0-hotfix-2.2.1 of the AmbiqSuite Development Package.
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//
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//*****************************************************************************
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#ifndef {headerdef}
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#define {headerdef}
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#include <stdint.h>
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#include <stdbool.h>
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#include "am_mcu_apollo.h"
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#ifdef __cplusplus
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extern "C"
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{{
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#endif
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{pin_defs}
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#ifdef __cplusplus
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}}
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#endif
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#endif // {headerdef}
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//*****************************************************************************
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//
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// End Doxygen group.
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//! @}}
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//
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//*****************************************************************************
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'''.strip()
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sectiontemplate = '''
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//*****************************************************************************
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//
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// {pin_descr}
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//
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//*****************************************************************************
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'''.strip()
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# *****************************************************************************
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#
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# Globals
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#
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# *****************************************************************************
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# *****************************************************************************
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#
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# Command line support.
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#
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# *****************************************************************************
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def read_arguments():
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parser = argparse.ArgumentParser()
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parser.add_argument('input', help='input src file name')
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parser.add_argument('CorH', help='C to create C file, H to create H file',
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choices=['C','H','c','h'])
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parser.add_argument('-g', '--guard', dest='headerdef', required=False, default='AM_BSP_PINS_H', help='optional string to use for header include guards - defaults to AM_BSP_PINS_H')
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parser.add_argument('-p', '--prefix', dest='prefix', required=False, default='AM_BSP_GPIO', help='optional string with which to prefix names - defaults to AM_BSP')
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parser.add_argument('-b', '--bgaguard', dest='bgaguard', required=False, default=None, help='if provided this script will place preprocessor guards around pins that only exist on the BGA package using the provided string as the check value')
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return parser.parse_args()
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# *****************************************************************************
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# parse_input()
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# *****************************************************************************
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def parse_input(filename):
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'''
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Simple wrapper to pull an rsonlite list from given file.
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'''
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with open(filename) as f:
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data = f.read()
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return rsonlite.loads(data)
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# *****************************************************************************
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# list_to_dict()
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# *****************************************************************************
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def list_to_dict(L):
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'''
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rsonlite loads data from the rson files as a very-nested list. This
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function converts that list to a set of nested dictionaries. At each level,
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the dictionary keys correspond to the "headings", and the dictionary values
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are a list of the items under that "heading". Values assigned by
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equals-sign statements are (unfortunately) also converted to (key, list)
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pairs, the same way that subheadings are.
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'''
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if len(L) == 1:
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return L[0]
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else:
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D = dict()
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for x in L:
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if x[0] in D:
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D[x[0]] = D[x[0]] + [list_to_dict(x[1])]
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else:
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D[x[0]] = [list_to_dict(x[1])]
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return D
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# *****************************************************************************
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# get_val()
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# *****************************************************************************
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def get_val(name, D):
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'''
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get_val is just a helper to make it more obvious when you are trying to get
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at an equals-sign-assigned value from the rson file dictionary.
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'''
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if name not in D:
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return "ERROR: {} VALUE MISSING".format(name)
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else:
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return D[name][0]
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# *****************************************************************************
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# get_pinobj()
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# *****************************************************************************
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def get_pinobj(filename):
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'''
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Given the filename of an 'src' file, this function will return a 'pin'
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object corresponding to the fields described in the src file.
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'''
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# Set the location for the supplementary files (infoblock, base addresses, etc.)
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srcdir = os.path.dirname(filename)
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# Read in the contents of the src file, and use the rsonlite library to
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# parse them into a list.
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rson_data = parse_input(filename)
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# Convert the list to a dictionary.
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rson_dict = list_to_dict(rson_data)
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# Convert the dictionary to a block object, which will create field
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# objects as necessary. Return this object to the caller.
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return pinobj(rson_dict)
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# *****************************************************************************
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# pinfields
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# *****************************************************************************
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class pinfields:
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def __init__(self, pindict):
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self.name = ''
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self.desc = ''
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self.pinnum = 0
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self.powersw = ''
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self.pullup = ''
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self.func_sel = ''
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self.drvstrength = 0
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self.intdir = 0
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self.GPOutcfg = ''
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self.GPinput = ''
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self.GPRdZero = ''
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self.IOMnum = ''
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self.CEnum = ''
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self.CEpol = ''
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self.bIomMSPIn = ''
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intnotgiven = 65535
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strnotgiven = 'none_given'
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if 'name' in pindict:
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self.name = get_val('name', pindict)
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else:
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self.name = strnotgiven
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if 'desc' in pindict:
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self.desc = get_val('desc', pindict)
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else:
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self.desc = strnotgiven
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if 'pinnum' in pindict:
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self.pinnum = int(get_val('pinnum', pindict))
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else:
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self.pinnum = intnotgiven
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if 'powersw' in pindict:
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self.powersw = get_val('powersw', pindict)
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else:
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self.powersw = strnotgiven
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if 'pullup' in pindict:
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self.pullup = get_val('pullup', pindict)
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else:
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self.pullup = strnotgiven
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if 'func_sel' in pindict:
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self.func_sel = get_val('func_sel', pindict)
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else:
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self.func_sel = strnotgiven
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if 'drvstrength' in pindict:
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self.drvstrength = int(get_val('drvstrength', pindict))
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else:
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self.drvstrength = intnotgiven
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if 'intdir' in pindict:
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self.intdir = get_val('intdir', pindict)
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else:
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self.intdir = strnotgiven
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if 'GPOutcfg' in pindict:
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self.GPOutcfg = get_val('GPOutcfg', pindict)
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else:
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self.GPOutcfg = strnotgiven
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if 'GPinput' in pindict:
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self.GPinput = get_val('GPinput', pindict)
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else:
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self.GPinput = strnotgiven
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if 'GPRdZero' in pindict:
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self.GPRdZero = get_val('GPRdZero', pindict)
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else:
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self.GPRdZero = strnotgiven
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if 'IOMnum' in pindict:
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self.IOMnum = get_val('IOMnum', pindict)
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else:
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self.IOMnum = strnotgiven
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if 'CEnum' in pindict:
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self.CEnum = get_val('CEnum', pindict)
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else:
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self.CEnum = strnotgiven
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if 'CEpol' in pindict:
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self.CEpol = get_val('CEpol', pindict)
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else:
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self.CEpol = strnotgiven
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if 'bIomMSPIn' in pindict:
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self.bIomMSPIn = get_val('bIomMSPIn', pindict)
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else:
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self.bIomMSPIn = strnotgiven
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#
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# Check for an invalid field in the src file. If so, report it.
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#
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for fld in pindict:
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if fld != 'name' and \
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fld != 'desc' and \
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fld != 'pinnum' and \
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fld != 'powersw' and \
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fld != 'pullup' and \
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fld != 'func_sel' and \
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fld != 'drvstrength' and \
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fld != 'intdir' and \
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fld != 'GPOutcfg' and \
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fld != 'GPinput' and \
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fld != 'GPRdZero' and \
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fld != 'IOMnum' and \
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fld != 'CEnum' and \
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fld != 'CEpol' and \
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fld != 'bIomMSPIn':
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print("Invalid field: '%s.%s'" % (self.name, fld))
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# *****************************************************************************
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# pinobj
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# *****************************************************************************
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class pinobj:
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def __init__(self, pindict):
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self.name = 'name'
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self.srcver=0x0000
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self.pins = []
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if 'pinsrc_ver' in pindict:
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# Convert rson list object to int
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ssrcver = pindict["pinsrc_ver"][0]
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if ssrcver[0:2].lower() == "0x":
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self.srcver = int(ssrcver,16)
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else:
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self.srcver = int(ssrcver,10)
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else:
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# If no src file version given, assume version for Apollo3
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self.srcver = 0x0003
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# Run through all the pins given in the src file
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if 'pin' in pindict:
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#
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# Run through the 'pin' list.
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#
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for pin in pindict['pin']:
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self.pins.append(pinfields(pin))
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# *****************************************************************************
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# write_Cfiles()
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# *****************************************************************************
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def write_Cfiles(pinobj, bCreateC):
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#
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# Initializations
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#
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intnotgiven = 65535
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strnotgiven = 'none_given'
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strCfile = ''
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strHfile = ''
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for pin in pinobj.pins:
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sectiondesc = pin.name.strip() + ' pin'
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if pin.desc == strnotgiven:
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sectiondesc += '.'
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else:
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sectiondesc += ': ' + pin.desc.strip()
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if sectiondesc[-1] != '.':
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sectiondesc += '.'
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strCfile += '\n'
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strCfile += sectiontemplate.format(pin_descr=sectiondesc)
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strCfile += '\n'
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strHfile += '\n'
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strHfile += sectiontemplate.format(pin_descr=sectiondesc)
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strHfile += '\n'
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bga = False
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if ( 30 <= pin.pinnum <=38 ) or ( 42 <= pin.pinnum <= 43 ) or ( 45 <= pin.pinnum <= 46 ):
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bga = True
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if pin.pinnum != intnotgiven:
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if bga and args.bgaguard:
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strHfile += '#if defined (' + args.bgaguard + ')\n'
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strHfile += '#define ' + args.prefix + '_%-20s\t' % pin.name + '%d\n' % pin.pinnum
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strHfile += 'extern const am_hal_gpio_pincfg_t g_' + args.prefix + '_%s;\n' % pin.name
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if bga and args.bgaguard:
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strHfile += '#endif // ' + args.bgaguard + '\n'
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#strHfile += '\n'
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if bga and args.bgaguard:
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strCfile += '#if defined (' + args.bgaguard + ')\n'
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strCfile += 'const am_hal_gpio_pincfg_t g_' + args.prefix + '_%s =\n' % pin.name
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strCfile += '{\n'
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strCfile += '%-25s' % ' .uFuncSel' + '= %s,\n' % pin.func_sel
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if pin.powersw != strnotgiven:
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if (pin.powersw.lower() == "vdd") or \
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(pin.powersw.lower() == "vss") or \
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(pin.powersw.lower() == "none"):
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strCfile += '%-25s' % ' .ePowerSw' + '= AM_HAL_GPIO_PIN_POWERSW_%s,\n' % pin.powersw.upper()
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else:
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strCfile += '%-25s' % ' .ePowerSw' + '= %s,\n' % pin.powersw
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if pin.pullup != strnotgiven:
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if (pin.pullup.lower() == "none") or \
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(pin.pullup.lower() == "weak") or \
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(pin.pullup.lower() == "pulldown") or \
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(pin.pullup.lower() == "1_5k") or \
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(pin.pullup.lower() == "6k") or \
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|
(pin.pullup.lower() == "12k") or \
|
|
(pin.pullup.lower() == "24k"):
|
|
strCfile += '%-25s' % ' .ePullup' + '= AM_HAL_GPIO_PIN_PULLUP_%s,\n' % pin.pullup.upper()
|
|
elif (pin.pullup == "1_5") or \
|
|
(pin.pullup == "6") or \
|
|
(pin.pullup == "12") or \
|
|
(pin.pullup == "24"):
|
|
strCfile += '%-25s' % ' .ePullup' + '= AM_HAL_GPIO_PIN_PULLUP_%sK,\n' % pin.pullup
|
|
else:
|
|
strCfile += '%-25s' % ' .ePullup' + '= %s,\n' % pin.pullup
|
|
|
|
if pin.drvstrength != intnotgiven:
|
|
if (pin.drvstrength != 2) and (pin.drvstrength != 4) and \
|
|
(pin.drvstrength != 8) and (pin.drvstrength != 12):
|
|
pin.drvstrength = 2
|
|
strCfile += '%-25s' % ' .eDriveStrength' + '= AM_HAL_GPIO_PIN_DRIVESTRENGTH_%dMA,\n' % pin.drvstrength
|
|
|
|
if pin.GPOutcfg != strnotgiven:
|
|
if (pin.GPOutcfg.lower() == "disable") or \
|
|
(pin.GPOutcfg.lower() == "pushpull") or \
|
|
(pin.GPOutcfg.lower() == "opendrain") or \
|
|
(pin.GPOutcfg.lower() == "tristate"):
|
|
strCfile += '%-25s' % ' .eGPOutcfg' + '= AM_HAL_GPIO_PIN_OUTCFG_%s,\n' % pin.GPOutcfg.upper()
|
|
else:
|
|
strCfile += '%-25s' % ' .eGPOutcfg' + '= %s,\n' % pin.GPOutcfg
|
|
|
|
if pin.GPinput != strnotgiven:
|
|
if (pin.GPinput.lower() == "true"):
|
|
strCfile += '%-25s' % ' .eGPInput' + '= AM_HAL_GPIO_PIN_INPUT_ENABLE,\n'
|
|
elif (pin.GPinput.lower() == "false"):
|
|
strCfile += '%-25s' % ' .eGPInput' + '= AM_HAL_GPIO_PIN_INPUT_NONE,\n'
|
|
else:
|
|
strCfile += '%-25s' % ' .eGPInput' + '= %s,\n' % pin.GPinput
|
|
|
|
if pin.GPRdZero != strnotgiven:
|
|
if (pin.GPRdZero.lower() == "true") or \
|
|
(pin.GPRdZero.lower() == "zero"):
|
|
strCfile += '%-25s' % ' .eGPRdZero' + '= AM_HAL_GPIO_PIN_RDZERO_ZERO,\n'
|
|
elif (pin.GPRdZero.lower() == "false") or \
|
|
(pin.GPRdZero.lower() == "readpin"):
|
|
strCfile += '%-25s' % ' .eGPRdZero' + '= AM_HAL_GPIO_PIN_RDZERO_READPIN,\n'
|
|
else:
|
|
strCfile += '%-25s' % ' .eGPRdZero' + '= %s,\n' % pin.GPRdZero
|
|
|
|
if pin.intdir != strnotgiven:
|
|
if (pin.intdir.lower() == "none") or \
|
|
(pin.intdir.lower() == "lo2hi") or \
|
|
(pin.intdir.lower() == "hi2lo") or \
|
|
(pin.intdir.lower() == "either"):
|
|
strCfile += '%-25s' % ' .eIntDir' + '= AM_HAL_GPIO_PIN_INTDIR_%s,\n' % pin.intdir.upper()
|
|
else:
|
|
strCfile += '%-25s' % ' .eIntDir' + '= %s,\n' % pin.intdir
|
|
|
|
if (pin.bIomMSPIn != strnotgiven):
|
|
if pinobj.srcver >= 0x0003:
|
|
if ((pin.bIomMSPIn[0:1].lower() != "m") and (pin.bIomMSPIn != "0")):
|
|
bIom = 1
|
|
else:
|
|
bIom = 0
|
|
strCfile += '%-25s' % ' .bIomMSPIn' + '= %d,\n' % bIom
|
|
|
|
if pin.IOMnum != strnotgiven:
|
|
strCfile += '%-25s' % ' .uIOMnum' + '= %s,\n' % str(pin.IOMnum)
|
|
|
|
if pin.CEnum != strnotgiven:
|
|
strCfile += '%-25s' % ' .uNCE' + '= %s,\n' % str(pin.CEnum)
|
|
|
|
# Create the define
|
|
strtmp = '#define ' + args.prefix + '_%s_CHNL' % (pin.name)
|
|
strHfile += '%-40s' % strtmp + '%s\n' % str((pin.CEnum))
|
|
|
|
if pin.CEpol != strnotgiven:
|
|
if (pin.CEpol.lower() == "low") or \
|
|
(pin.CEpol.lower() == "high"):
|
|
strCfile += '%-25s' % ' .eCEpol' + '= AM_HAL_GPIO_PIN_CEPOL_ACTIVE%s,\n' % pin.CEpol.upper()
|
|
elif (pin.CEpol.lower() == "activelow") or \
|
|
(pin.CEpol.lower() == "activehigh"):
|
|
strCfile += '%-25s' % ' .eCEpol' + '= AM_HAL_GPIO_PIN_CEPOL_%s,\n' % pin.CEpol.upper()
|
|
else:
|
|
strCfile += '%-25s' % ' .eCEpol' + '= %s,\n' % pin.CEpol
|
|
|
|
# Eliminate the last comma from the last structure member
|
|
strCfile = strCfile[:-2]
|
|
|
|
# Terminate the structure
|
|
strCfile += '\n};\n'
|
|
|
|
if bga and args.bgaguard:
|
|
strCfile += '#endif // ' + args.bgaguard + '\n'
|
|
|
|
if bCreateC:
|
|
#
|
|
# Develop and print the C file
|
|
#
|
|
S = filetemplateC.format(filename='am_bsp_pins.c', pin_defs=strCfile);
|
|
print(S)
|
|
else:
|
|
#
|
|
# Develop and print the H file
|
|
#
|
|
S = filetemplateH.format(filename='am_bsp_pins.h',
|
|
pin_defs=strHfile,
|
|
headerdef=args.headerdef)
|
|
print(S)
|
|
|
|
|
|
# *****************************************************************************
|
|
#
|
|
# main
|
|
#
|
|
# *****************************************************************************
|
|
if __name__ == '__main__':
|
|
|
|
#
|
|
# Get arguments.
|
|
# First arg is a string for the input .src file.
|
|
# Second arg must be a C or H.
|
|
#
|
|
args = read_arguments()
|
|
if args.CorH.upper() == 'C':
|
|
bCreateC = True
|
|
else:
|
|
bCreateC = False
|
|
|
|
pinobj = get_pinobj(args.input)
|
|
|
|
#
|
|
# pinobj.pins is a list of the pins
|
|
#
|
|
write_Cfiles(pinobj, bCreateC)
|