mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-08-28 07:28:58 +00:00
148 lines
4.8 KiB
C
148 lines
4.8 KiB
C
/** @file micro-common.h
|
|
* @brief Minimal Hal functions common across all microcontroller-specific files.
|
|
* See @ref micro for documentation.
|
|
*
|
|
* <!--(C) COPYRIGHT 2010 STMicroelectronics. All rights reserved. -->
|
|
*/
|
|
|
|
/** @addtogroup micro
|
|
* Many of the supplied example applications use these microcontroller functions.
|
|
* See hal/micro/micro-common.h for source code.
|
|
*
|
|
*@{
|
|
*/
|
|
|
|
#ifndef MICRO_COMMON_H_
|
|
#define MICRO_COMMON_H_
|
|
|
|
#ifndef DOXYGEN_SHOULD_SKIP_THIS
|
|
#ifndef __STSTATUS_TYPE__
|
|
#define __STSTATUS_TYPE__
|
|
//This is necessary here because halSleepForQsWithOptions returns an
|
|
//StStatus and not adding this typedef to this file breaks a
|
|
//whole lot of builds.
|
|
typedef uint8_t StStatus;
|
|
#endif //__STSTATUS_TYPE__
|
|
#endif // DOXYGEN_SHOULD_SKIP_THIS
|
|
|
|
/** @brief Initializes microcontroller-specific peripherals.
|
|
*/
|
|
void halInit(void);
|
|
|
|
/** @brief Restarts the microcontroller and therefore everything else.
|
|
*/
|
|
void halReboot(void);
|
|
|
|
/** @brief Powers up microcontroller peripherals and board peripherals.
|
|
*/
|
|
void halPowerUp(void);
|
|
|
|
/** @brief Powers down microcontroller peripherals and board peripherals.
|
|
*/
|
|
void halPowerDown(void);
|
|
|
|
/** @brief The value that must be passed as the single parameter to
|
|
* ::halInternalDisableWatchDog() in order to sucessfully disable the watchdog
|
|
* timer.
|
|
*/
|
|
#define MICRO_DISABLE_WATCH_DOG_KEY 0xA5
|
|
|
|
/** @brief Enables the watchdog timer.
|
|
*/
|
|
void halInternalEnableWatchDog(void);
|
|
|
|
/** @brief Disables the watchdog timer.
|
|
*
|
|
* @note To prevent the watchdog from being disabled accidentally,
|
|
* a magic key must be provided.
|
|
*
|
|
* @param magicKey A value (::MICRO_DISABLE_WATCH_DOG_KEY) that enables the function.
|
|
*/
|
|
void halInternalDisableWatchDog(uint8_t magicKey);
|
|
|
|
/** @brief Determines whether the watchdog has been enabled or disabled.
|
|
*
|
|
* @return A boolean value indicating if the watchdog is current enabled.
|
|
*/
|
|
boolean halInternalWatchDogEnabled( void );
|
|
|
|
#ifdef DOXYGEN_SHOULD_SKIP_THIS
|
|
/** @brief Enumerations for the possible microcontroller sleep modes.
|
|
* - SLEEPMODE_RUNNING
|
|
* Everything is active and running. In practice this mode is not
|
|
* used, but it is defined for completeness of information.
|
|
* - SLEEPMODE_IDLE
|
|
* Only the CPU is idled. The rest of the chip continues runing
|
|
* normally. The chip will wake from any interrupt.
|
|
* - SLEEPMODE_WAKETIMER
|
|
* The sleep timer clock sources remain running. The RC is always
|
|
* running and the 32kHz XTAL depends on the board header. Wakeup
|
|
* is possible from both GPIO and the sleep timer. System time
|
|
* is maintained. The sleep timer is assumed to be configured
|
|
* properly for wake events.
|
|
* - SLEEPMODE_MAINTAINTIMER
|
|
* The sleep timer clock sources remain running. The RC is always
|
|
* running and the 32kHz XTAL depends on the board header. Wakeup
|
|
* is possible from only GPIO. System time is maintained.
|
|
* - SLEEPMODE_NOTIMER
|
|
* The sleep timer clock sources (both RC and XTAL) are turned off.
|
|
* Wakeup is possible from only GPIO. System time is lost.
|
|
*/
|
|
enum SleepModes
|
|
#else
|
|
typedef uint8_t SleepModes;
|
|
enum
|
|
#endif
|
|
{
|
|
SLEEPMODE_RUNNING = 0,
|
|
SLEEPMODE_IDLE = 1,
|
|
SLEEPMODE_WAKETIMER = 2,
|
|
SLEEPMODE_MAINTAINTIMER = 3,
|
|
SLEEPMODE_NOTIMER = 4,
|
|
};
|
|
|
|
/** @brief Blocks the current thread of execution for the specified
|
|
* amount of time, in microseconds.
|
|
*
|
|
* The function is implemented with cycle-counted busy loops
|
|
* and is intended to create the short delays required when interfacing with
|
|
* hardware peripherals.
|
|
*
|
|
* The accuracy of the timing provided by this function is not specified,
|
|
* but a general rule is that when running off of a crystal oscillator it will
|
|
* be within 10us. If the micro is running off of another type of oscillator
|
|
* (e.g. RC) the timing accuracy will potentially be much worse.
|
|
*
|
|
* @param us The specified time, in microseconds.
|
|
Values should be between 1 and 65535 microseconds.
|
|
*/
|
|
void halCommonDelayMicroseconds(uint16_t us);
|
|
|
|
/** @brief Request the appplication to enter in bootloader mode
|
|
*
|
|
* This function will check whwther the user flash contains the bootloader
|
|
* and if yes it will jump into it according to the user parameters.
|
|
*
|
|
*
|
|
* @param mode The bootloader mode, 0 UART mode, 1 RF mode. All other
|
|
* values are reserved
|
|
* @param channel The channel where the booloader will operate. 0 means
|
|
* default channel (only vaild for RF mode).
|
|
* @param panID The panID where the booloader will operate. 0xFFFF means
|
|
* default panID (only vaild for RF mode).
|
|
* @return An error code or it will never return.
|
|
*/
|
|
StStatus halBootloaderStart(uint8_t mode, uint8_t channel, uint16_t panId);
|
|
|
|
#ifdef CORTEXM3_STM32F103
|
|
#include "micro/cortexm3/stm32f103ret/micro-specific.h"
|
|
#endif
|
|
#ifdef CORTEXM3_STM32W108
|
|
#include "micro/cortexm3/micro-common.h"
|
|
#endif
|
|
|
|
#endif //MICRO_COMMON_H_
|
|
|
|
/** @} END micro group */
|
|
|