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103 lines
2.0 KiB
C
103 lines
2.0 KiB
C
/*
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* Copyright (C) 2016 Kaspar Schleiser <kaspar@schleiser.de>
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*
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* This file is subject to the terms and conditions of the GNU Lesser General
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* Public License v2.1. See the file LICENSE in the top level directory for
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* more details.
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*/
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/**
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* @ingroup cpu_native
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* @ingroup drivers_periph_pm
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* @{
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*
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* @file
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* @brief native Power Management implementation
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*
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* @author Kaspar Schleiser <kaspar@schleiser.de>
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*/
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#include <err.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "periph/pm.h"
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#include "native_internal.h"
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#include "async_read.h"
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#include "tty_uart.h"
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#ifdef MODULE_PERIPH_SPIDEV_LINUX
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#include "spidev_linux.h"
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#endif
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#ifdef MODULE_PERIPH_GPIO_LINUX
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#include "gpiodev_linux.h"
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#endif
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#define ENABLE_DEBUG 0
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#include "debug.h"
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static void _native_sleep(void)
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{
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_native_in_syscall++; /* no switching here */
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real_pause();
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_native_in_syscall--;
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if (_native_sigpend > 0) {
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_native_in_syscall++;
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_native_syscall_leave();
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}
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}
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#if !defined(MODULE_PM_LAYERED)
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void pm_set_lowest(void)
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{
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_native_sleep();
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}
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#endif
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void pm_set(unsigned mode)
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{
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if (mode == 0) {
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_native_sleep();
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}
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}
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void pm_off(void)
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{
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puts("\nnative: exiting");
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#ifdef MODULE_PERIPH_SPIDEV_LINUX
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spidev_linux_teardown();
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#endif
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#ifdef MODULE_PERIPH_GPIO_LINUX
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gpio_linux_teardown();
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#endif
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#ifdef MODULE_VFS_DEFAULT
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extern void auto_unmount_vfs(void);
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auto_unmount_vfs();
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#endif
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real_exit(EXIT_SUCCESS);
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}
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void pm_reboot(void)
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{
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printf("\n\n\t\t!! REBOOT !!\n\n");
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native_async_read_cleanup();
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#ifdef MODULE_PERIPH_SPIDEV_LINUX
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spidev_linux_teardown();
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#endif
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#ifdef MODULE_PERIPH_GPIO_LINUX
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gpio_linux_teardown();
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#endif
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#ifdef MODULE_VFS_DEFAULT
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extern void auto_unmount_vfs(void);
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auto_unmount_vfs();
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#endif
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if (real_execve(_native_argv[0], _native_argv, NULL) == -1) {
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err(EXIT_FAILURE, "reboot: execve");
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}
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errx(EXIT_FAILURE, "reboot: this should not have been reached");
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}
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