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comparison python/stlink.py @ 121:347d7d8b96c0

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Cleanup
author Windel Bouwman
date Sat, 12 Jan 2013 12:35:02 +0100
parents f51791638cae
children 9f1094b1587a
comparison
equal deleted inserted replaced
120:bb08633510bf 121:347d7d8b96c0
61 FLASH_F4_CR_SER = 1 61 FLASH_F4_CR_SER = 1
62 FLASH_CR_MER = 2 62 FLASH_CR_MER = 2
63 FLASH_F4_CR_SNB = 3 63 FLASH_F4_CR_SNB = 3
64 FLASH_F4_CR_SNB_MASK = 0x38 64 FLASH_F4_CR_SNB_MASK = 0x38
65 FLASH_F4_SR_BSY = 16 65 FLASH_F4_SR_BSY = 16
66
67 # flashloaders/stm32f4.s
68 loader_code_stm32f4 = bytes([
69 0x07, 0x4b,
70
71 0x62, 0xb1,
72 0x04, 0x68,
73 0x0c, 0x60,
74
75 0xdc, 0x89,
76 0x14, 0xf0, 0x01, 0x0f,
77 0xfb, 0xd1,
78 0x00, 0xf1, 0x04, 0x00,
79 0x01, 0xf1, 0x04, 0x01,
80 0xa2, 0xf1, 0x01, 0x02,
81 0xf1, 0xe7,
82
83 0x00, 0xbe,
84
85 0x00, 0x3c, 0x02, 0x40
86 ])
87 66
88 def calculate_F4_sector(address): 67 def calculate_F4_sector(address):
89 """ 68 """
90 from 0x8000000 to 0x80FFFFF 69 from 0x8000000 to 0x80FFFFF
91 4 sectors of 0x4000 (16 kB) 70 4 sectors of 0x4000 (16 kB)
108 def calcSectors(address, size): 87 def calcSectors(address, size):
109 off = 0 88 off = 0
110 sectors = [] 89 sectors = []
111 while off < size: 90 while off < size:
112 sectornum, sectorsize = calculate_F4_sector(address + off) 91 sectornum, sectorsize = calculate_F4_sector(address + off)
113 #print('num: {0} size: {1:X} offset: {2}'.format(sectornum, sectorsize, off))
114 sectors.append((sectornum, sectorsize)) 92 sectors.append((sectornum, sectorsize))
115 off += sectorsize 93 off += sectorsize
116 return sectors 94 return sectors
117 95
118 class STLink: 96 class STLink: