diff options
| author | ckielstra <c.kielstra@ultimaker.com> | 2020-04-13 21:29:02 +0200 |
|---|---|---|
| committer | ckielstra <c.kielstra@ultimaker.com> | 2021-02-25 14:18:59 +0100 |
| commit | 5ce1773fdce16a0b184363695a7d7d9483c4da0c (patch) | |
| tree | 133abcfd832bca6822e092e41d1263281aafeb06 /serial/serialposix.py | |
| parent | 0e7634747568547b8a7f9fd0c48ed74f16af4b23 (diff) | |
| download | pyserial-git-5ce1773fdce16a0b184363695a7d7d9483c4da0c.tar.gz | |
Add support for setting a custom baudrate on the MIPS platform
Fixed the issue where a custom baudrate could not be set for the MIPS platform.
The hard coded values in the IOCTL call do differ in MIPS when compared to most other platforms.
Diffstat (limited to 'serial/serialposix.py')
| -rw-r--r-- | serial/serialposix.py | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/serial/serialposix.py b/serial/serialposix.py index 7aceb76..0464075 100644 --- a/serial/serialposix.py +++ b/serial/serialposix.py @@ -32,6 +32,7 @@ from __future__ import absolute_import import errno import fcntl import os +import platform import select import struct import sys @@ -80,8 +81,14 @@ if plat[:5] == 'linux': # Linux (confirmed) # noqa CMSPAR = 0o10000000000 # Use "stick" (mark/space) parity # baudrate ioctls - TCGETS2 = 0x802C542A - TCSETS2 = 0x402C542B + if platform.machine().lower() == "mips": + TCGETS2 = 0x4030542A + TCSETS2 = 0x8030542B + BAUDRATE_OFFSET = 10 + else: + TCGETS2 = 0x802C542A + TCSETS2 = 0x402C542B + BAUDRATE_OFFSET = 9 BOTHER = 0o010000 # RS485 ioctls @@ -154,7 +161,7 @@ if plat[:5] == 'linux': # Linux (confirmed) # noqa # set custom speed buf[2] &= ~termios.CBAUD buf[2] |= BOTHER - buf[9] = buf[10] = baudrate + buf[BAUDRATE_OFFSET] = buf[BAUDRATE_OFFSET + 1] = baudrate # set serial_struct fcntl.ioctl(self.fd, TCSETS2, buf) |