mirror of
https://review.coreboot.org/flashrom.git
synced 2025-11-03 23:00:13 +01:00
03c36be3b6
This change is based on the patch proposed by Denis Ahrens in https://review.coreboot.org/c/flashrom/+/67822 Change-Id: I3e6b88d2b4c2a130b16456752681fd9f807bf6f0 Signed-off-by: Peter Stuge <peter@stuge.se> Reviewed-on: https://review.coreboot.org/c/flashrom/+/70571 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Thomas Heijligen <src@posteo.de>
62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
/*
|
|
* This file is part of the flashrom project.
|
|
*
|
|
* Copyright (C) 2022 Peter Stuge <peter@stuge.se>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#include <termios.h>
|
|
#include <sys/ioctl.h>
|
|
#include <IOKit/serial/ioss.h>
|
|
#include <errno.h>
|
|
|
|
#include "custom_baud.h"
|
|
|
|
int use_custom_baud(unsigned int baud, const struct baudentry *baudtable)
|
|
{
|
|
int i;
|
|
|
|
if (baud > 230400)
|
|
return 1;
|
|
|
|
for (i = 0; baudtable[i].baud; i++) {
|
|
if (baudtable[i].baud == baud)
|
|
return 0;
|
|
|
|
if (baudtable[i].baud > baud)
|
|
return 1;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
int set_custom_baudrate(int fd, unsigned int baud, const enum custom_baud_stage stage, void *tio_wanted)
|
|
{
|
|
struct termios *wanted;
|
|
speed_t speed;
|
|
|
|
switch (stage) {
|
|
case BEFORE_FLAGS:
|
|
break;
|
|
|
|
case WITH_FLAGS:
|
|
wanted = tio_wanted;
|
|
return cfsetspeed(wanted, B19200);
|
|
|
|
case AFTER_FLAGS:
|
|
speed = baud;
|
|
return ioctl(fd, IOSSIOSPEED, &speed);
|
|
}
|
|
|
|
return 0;
|
|
}
|