text: # pyOCD debugger
  # Copyright (c) 2018 Arm Limited
  # SPDX-License-Identifier: Apache-2.0
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from ..flash.flash import Flash
  from ..core.coresight_target import CoreSightTarget
  from ..core.memory_map import (FlashRegion, RamRegion, MemoryMap)
  from ..debug.svd import SVDFile
  
  class DBGMCU:
      CR = 0xE0042004
      CR_VALUE = 0x7 # DBG_STANDBY | DBG_STOP | DBG_SLEEP
  
      APB1FZR1 = 0xE0042008
      APB1FZR1_VALUE = 0x86e01c3f
  
      APB1FZR2 = 0xE0042008
      APB1FZR2_VALUE = 0x00000022
  
      APB2FZR = 0xE004200C
      APB2FZR_VALUE = 0x00072800
  
  flash_algo = { 'load_address' : 0x20000000,
                 'instructions' : [
      0xE00ABE00, 0x062D780D, 0x24084068, 0xD3000040, 0x1E644058, 0x1C49D1FA, 0x2A001E52, 0x4770D1F2,
      0x8f4ff3bf, 0x48584770, 0x49586800, 0x0d000500, 0xd0001840, 0x47702001, 0x6a004855, 0x0fc00280,
      0xb5004770, 0xf7ff4602, 0x2801ffee, 0xf7ffd108, 0x2801fff3, 0x484fd104, 0xd3014282, 0xbd002001,
      0xbd002000, 0x4602b500, 0xffddf7ff, 0xd0022801, 0x0d8002d0, 0x4948bd00, 0x40080ad0, 0xd5f90351,
      0x300130ff, 0x4842bd00, 0x60814944, 0x60814944, 0x60012100, 0x61014943, 0x03c06a00, 0x4843d406,
      0x60014941, 0x60412106, 0x60814941, 0x47702000, 0x49372001, 0x614807c0, 0x47702000, 0x47702001,
      0x49384833, 0x13c16101, 0x69416141, 0x04122201, 0x61414311, 0x4a354937, 0x6011e000, 0x03db6903,
      0x2100d4fb, 0x46086141, 0xb5104770, 0xf7ff4604, 0x4603ffa8, 0xf7ff4620, 0x4925ffb5, 0x610c4c29,
      0x02d800c2, 0x43021c92, 0x6948614a, 0x04122201, 0x61484310, 0x8f4ff3bf, 0x4a244826, 0x6010e000,
      0x03db690b, 0x2000d4fb, 0x69086148, 0xd0014020, 0x2001610c, 0xb5f0bd10, 0x4d151dc9, 0x4f1908c9,
      0x612f00c9, 0x616b2300, 0xe0184c1a, 0x616b2301, 0x60036813, 0x60436853, 0x8f4ff3bf, 0xe0004b13,
      0x692e601c, 0xd4fb03f6, 0x616b2300, 0x423b692b, 0x612fd002, 0xbdf02001, 0x39083008, 0x29003208,
      0x2000d1e4, 0x0000bdf0, 0xe0042000, 0xfffffbcb, 0x40022000, 0x08040000, 0x0000037f, 0x45670123,
      0xcdef89ab, 0x0000c3fa, 0x00005555, 0x40003000, 0x00000fff, 0x0000aaaa, 0x00000000
      ],
  
      'pc_init' : 0x20000087,
      'pc_unInit': 0x200000b1,
      'pc_program_page': 0x20000137,
      'pc_erase_sector': 0x200000eb,
      'pc_eraseAll' : 0x200000c1,
  
      'static_base' : 0x20000000 + 0x00000020 + 0x00000198,
      'begin_stack' : 0x20000000 + 0x00000400,
      'begin_data' : 0x20001000,
      'page_buffers' : [0x20001000, 0x20001800],
      'min_program_length' : 8,
      'analyzer_supported' : True,
      'analyzer_address' : 0x20002000
    };
  
  # @brief Flash algorithm for STM32F475xx device.
  class Flash_stm32l475xx(Flash):
  
      def __init__(self, target):
          super(Flash_stm32l475xx, self).__init__(target, flash_algo)
  
  class STM32L475xx(CoreSightTarget):
          
      def create_init_sequence(self):
          seq = super(STM32L475xx, self).create_init_sequence()
  
          seq.insert_after('create_cores',
              ('setup_dbgmcu', self.setup_dbgmcu)
              )
  
          return seq
  
      def setup_dbgmcu(self):
          self.write32(DBGMCU.CR, DBGMCU.CR_VALUE)
          self.write32(DBGMCU.APB1FZR1, DBGMCU.APB1FZR1_VALUE)
          self.write32(DBGMCU.APB1FZR2, DBGMCU.APB1FZR2_VALUE)
          self.write32(DBGMCU.APB2FZR, DBGMCU.APB2FZR_VALUE)
  
  class STM32L475xC(STM32L475xx):
  
      memoryMap = MemoryMap(
          FlashRegion(name='flash', start=0x08000000, length=0x40000, blocksize=0x800,  isBootMemory=True),
          RamRegion(name='sram1',   start=0x20000000, length=0x18000),
          RamRegion(name='sram2',   start=0x10000000, length=0x8000)
          )
  
      def __init__(self, transport):
          super(STM32L475xC, self).__init__(transport, self.memoryMap)
          # cmsis-svd doesn't have this device's SVD file
  
  class STM32L475xE(STM32L475xx):
  
      memoryMap = MemoryMap(
          FlashRegion(name='flash', start=0x08000000, length=0x80000, blocksize=0x800,  isBootMemory=True),
          RamRegion(name='sram1',   start=0x20000000, length=0x18000),
          RamRegion(name='sram2',   start=0x10000000, length=0x8000)
          )
  
      def __init__(self, transport):
          super(STM32L475xE, self).__init__(transport, self.memoryMap)
          # cmsis-svd doesn't have this device's SVD file
  
  class STM32L475xG(STM32L475xx):
  
      memoryMap = MemoryMap(
          FlashRegion(name='flash', start=0x08000000, length=0x100000, blocksize=0x800,  isBootMemory=True),
          RamRegion(name='sram1',   start=0x20000000, length=0x18000),
          RamRegion(name='sram2',   start=0x10000000, length=0x8000)
          )
  
      def __init__(self, transport):
          super(STM32L475xG, self).__init__(transport, self.memoryMap)
          # cmsis-svd doesn't have this device's SVD file
  
  
  