diff options
Diffstat (limited to 'esp8266/modules/flashbdev.py')
-rw-r--r-- | esp8266/modules/flashbdev.py | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/esp8266/modules/flashbdev.py b/esp8266/modules/flashbdev.py deleted file mode 100644 index 40ba655c64..0000000000 --- a/esp8266/modules/flashbdev.py +++ /dev/null @@ -1,35 +0,0 @@ -import esp - -class FlashBdev: - - SEC_SIZE = 4096 - RESERVED_SECS = 1 - START_SEC = esp.flash_user_start() // SEC_SIZE + RESERVED_SECS - NUM_BLK = 0x6b - RESERVED_SECS - - def __init__(self, blocks=NUM_BLK): - self.blocks = blocks - - def readblocks(self, n, buf): - #print("readblocks(%s, %x(%d))" % (n, id(buf), len(buf))) - esp.flash_read((n + self.START_SEC) * self.SEC_SIZE, buf) - - def writeblocks(self, n, buf): - #print("writeblocks(%s, %x(%d))" % (n, id(buf), len(buf))) - #assert len(buf) <= self.SEC_SIZE, len(buf) - esp.flash_erase(n + self.START_SEC) - esp.flash_write((n + self.START_SEC) * self.SEC_SIZE, buf) - - def ioctl(self, op, arg): - #print("ioctl(%d, %r)" % (op, arg)) - if op == 4: # BP_IOCTL_SEC_COUNT - return self.blocks - if op == 5: # BP_IOCTL_SEC_SIZE - return self.SEC_SIZE - -size = esp.flash_size() -if size < 1024*1024: - bdev = None -else: - # 20K at the flash end is reserved for SDK params storage - bdev = FlashBdev((size - 20480) // FlashBdev.SEC_SIZE - FlashBdev.START_SEC) |