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Use variable name for EEPROM length

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unknown 2022-06-17 01:02:36 +02:00
parent 47ad4e9090
commit ab1e380b64
1 changed files with 8 additions and 5 deletions
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13
builder/main.py
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@ -149,16 +149,19 @@ def fetch_fs_size(env):
flash_size = board.get("upload.maximum_size") flash_size = board.get("upload.maximum_size")
filesystem_size = board.get("build.filesystem_size", "0MB") filesystem_size = board.get("build.filesystem_size", "0MB")
filesystem_size_int = convert_size_expression_to_int(filesystem_size) filesystem_size_int = convert_size_expression_to_int(filesystem_size)
# last 4K are allocated for EEPROM emulation in flash.
# see https://github.com/earlephilhower/arduino-pico/blob/3414b73172d307e9dc901f7fee83b41112f73457/libraries/EEPROM/EEPROM.cpp#L43-L46
eeprom_size = 4096
maximum_sketch_size = flash_size - 4096 - filesystem_size_int maximum_sketch_size = flash_size - eeprom_size - filesystem_size_int
print("Flash size: %.2fMB" % (flash_size / 1024.0 / 1024.0)) print("Flash size: %.2fMB" % (flash_size / 1024.0 / 1024.0))
print("Sketch size: %.2fMB" % (maximum_sketch_size / 1024.0 / 1024.0)) print("Sketch size: %.2fMB" % (maximum_sketch_size / 1024.0 / 1024.0))
print("Filesystem size: %.2fMB" % (filesystem_size_int / 1024.0 / 1024.0)) print("Filesystem size: %.2fMB" % (filesystem_size_int / 1024.0 / 1024.0))
eeprom_start = 0x10000000 + flash_size - 4096 eeprom_start = 0x10000000 + flash_size - eeprom_size
fs_start = 0x10000000 + flash_size - 4096 - filesystem_size_int fs_start = 0x10000000 + flash_size - eeprom_size - filesystem_size_int
fs_end = 0x10000000 + flash_size - 4096 fs_end = 0x10000000 + flash_size - eeprom_size
if maximum_sketch_size <= 0: if maximum_sketch_size <= 0:
sys.stderr.write( sys.stderr.write(
@ -173,7 +176,7 @@ def fetch_fs_size(env):
env["PICO_EEPROM_START"] = eeprom_start env["PICO_EEPROM_START"] = eeprom_start
env["FS_START"] = fs_start env["FS_START"] = fs_start
env["FS_END"] = fs_end env["FS_END"] = fs_end
# LittleFS configuration paramters taken from # LittleFS configuration parameters taken from
# https://github.com/earlephilhower/arduino-pico-littlefs-plugin/blob/master/src/PicoLittleFS.java # https://github.com/earlephilhower/arduino-pico-littlefs-plugin/blob/master/src/PicoLittleFS.java
env["FS_PAGE"] = 256 env["FS_PAGE"] = 256
env["FS_BLOCK"] = 4096 env["FS_BLOCK"] = 4096