upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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89 lines
1.9 KiB
89 lines
1.9 KiB
/*
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* Copyright (c) 2011 The Chromium OS Authors.
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <fcntl.h>
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#include <stdlib.h>
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#include <termios.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <os.h>
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/* Operating System Interface */
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ssize_t os_read(int fd, void *buf, size_t count)
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{
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return read(fd, buf, count);
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}
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ssize_t os_write(int fd, const void *buf, size_t count)
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{
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return write(fd, buf, count);
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}
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int os_open(const char *pathname, int flags)
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{
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return open(pathname, flags);
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}
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int os_close(int fd)
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{
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return close(fd);
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}
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void os_exit(int exit_code)
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{
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exit(exit_code);
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}
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/* Restore tty state when we exit */
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static struct termios orig_term;
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static void os_fd_restore(void)
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{
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tcsetattr(0, TCSANOW, &orig_term);
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}
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/* Put tty into raw mode so <tab> and <ctrl+c> work */
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void os_tty_raw(int fd)
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{
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static int setup = 0;
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struct termios term;
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if (setup)
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return;
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setup = 1;
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/* If not a tty, don't complain */
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if (tcgetattr(fd, &orig_term))
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return;
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term = orig_term;
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term.c_iflag = IGNBRK | IGNPAR;
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term.c_oflag = OPOST | ONLCR;
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term.c_cflag = CS8 | CREAD | CLOCAL;
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term.c_lflag = 0;
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if (tcsetattr(fd, TCSANOW, &term))
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return;
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atexit(os_fd_restore);
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}
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