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1599c5a9ec
Since this is the last patch on the topic, add an entry to the devel document. Change-Id: Ide53798eb18f180069fb15687569c94e6a45720c Signed-off-by: Anastasia Klimchuk <aklm@flashrom.org> Reviewed-on: https://review.coreboot.org/c/flashrom/+/90017 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Peter Marheine <pmarheine@chromium.org> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
53 lines
920 B
C
53 lines
920 B
C
/*
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* This file is part of the flashrom project.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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* SPDX-FileCopyrightText: 2022 Peter Stuge <peter@stuge.se>
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*/
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#include <termios.h>
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#include <sys/ioctl.h>
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#include <IOKit/serial/ioss.h>
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#include <errno.h>
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#include "custom_baud.h"
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int use_custom_baud(unsigned int baud, const struct baudentry *baudtable)
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{
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int i;
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if (baud > 230400)
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return 1;
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for (i = 0; baudtable[i].baud; i++) {
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if (baudtable[i].baud == baud)
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return 0;
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if (baudtable[i].baud > baud)
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return 1;
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}
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return 1;
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}
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int set_custom_baudrate(int fd, unsigned int baud, const enum custom_baud_stage stage, void *tio_wanted)
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{
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struct termios *wanted;
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speed_t speed;
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switch (stage) {
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case BEFORE_FLAGS:
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break;
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case WITH_FLAGS:
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wanted = tio_wanted;
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return cfsetspeed(wanted, B19200);
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case AFTER_FLAGS:
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speed = baud;
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return ioctl(fd, IOSSIOSPEED, &speed);
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}
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return 0;
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}
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