diff options
| author | Andrew Leech <andrew.leech@planetinnovation.com.au> | 2023-11-01 15:14:37 +1100 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2023-11-09 11:30:11 +1100 |
| commit | bbc5a18d092425bee802d88a5c9ed3516056bdd5 (patch) | |
| tree | 5edb9da99736a8c933b30b56af3d26fadf80bf13 | |
| parent | 4cf741062b20fa34062d236d56b2168515e990b4 (diff) | |
tools/mpremote: Add ioctl to specify large read buffer size.
Speeds up importing files from mounted filesystem.
Also fix the return code for invalid / unsupported ioctl requests.
Signed-off-by: Andrew Leech <andrew.leech@planetinnovation.com.au>
| -rw-r--r-- | tools/mpremote/mpremote/transport_serial.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/mpremote/mpremote/transport_serial.py b/tools/mpremote/mpremote/transport_serial.py index 23a379d16..3b4cd0007 100644 --- a/tools/mpremote/mpremote/transport_serial.py +++ b/tools/mpremote/mpremote/transport_serial.py @@ -753,6 +753,13 @@ class RemoteFile(io.IOBase): machine.mem32[arg] = self.seek(machine.mem32[arg], machine.mem32[arg + 4]) elif request == 4: # CLOSE self.close() + elif request == 11: # BUFFER_SIZE + # This is used as the vfs_reader buffer. n + 4 should be less than 255 to + # fit in stdin ringbuffer on supported ports. n + 7 should be multiple of 16 + # to efficiently use gc blocks in mp_reader_vfs_t. + return 249 + else: + return -1 return 0 def flush(self): |