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Diffstat (limited to 'os/kernel/include/chsys.h')
| -rw-r--r-- | os/kernel/include/chsys.h | 247 |
1 files changed, 0 insertions, 247 deletions
diff --git a/os/kernel/include/chsys.h b/os/kernel/include/chsys.h deleted file mode 100644 index a1f59f38e..000000000 --- a/os/kernel/include/chsys.h +++ /dev/null @@ -1,247 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
- 2011,2012,2013 Giovanni Di Sirio.
-
- This file is part of ChibiOS/RT.
-
- ChibiOS/RT 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 3 of the License, or
- (at your option) any later version.
-
- ChibiOS/RT 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.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-/**
- * @file chsys.h
- * @brief System related macros and structures.
- *
- * @addtogroup system
- * @{
- */
-
-#ifndef _CHSYS_H_
-#define _CHSYS_H_
-
-/**
- * @name Macro Functions
- * @{
- */
-#if !CH_NO_IDLE_THREAD || defined(__DOXYGEN__)
-/**
- * @brief Returns a pointer to the idle thread.
- * @pre In order to use this function the option @p CH_NO_IDLE_THREAD
- * must be disabled.
- * @note The reference counter of the idle thread is not incremented but
- * it is not strictly required being the idle thread a static
- * object.
- *
- * @return Pointer to the idle thread.
- *
- * @api
- */
-#define chSysGetIdleThread() (rlist.r_queue.p_prev)
-#endif
-
-/**
- * @brief Halts the system.
- * @details This function is invoked by the operating system when an
- * unrecoverable error is detected, for example because a programming
- * error in the application code that triggers an assertion while
- * in debug mode.
- * @note Can be invoked from any system state.
- *
- * @special
- */
-#if !defined(SYSTEM_HALT_HOOK) || defined(__DOXYGEN__)
-#define chSysHalt() port_halt()
-#else
-#define chSysHalt() { \
- SYSTEM_HALT_HOOK(); \
- port_halt(); \
-}
-#endif
-
-/**
- * @brief Performs a context switch.
- * @note Not a user function, it is meant to be invoked by the scheduler
- * itself or from within the port layer.
- *
- * @param[in] ntp the thread to be switched in
- * @param[in] otp the thread to be switched out
- *
- * @special
- */
-#define chSysSwitch(ntp, otp) { \
- dbg_trace(otp); \
- THREAD_CONTEXT_SWITCH_HOOK(ntp, otp); \
- port_switch(ntp, otp); \
-}
-
-/**
- * @brief Raises the system interrupt priority mask to the maximum level.
- * @details All the maskable interrupt sources are disabled regardless their
- * hardware priority.
- * @note Do not invoke this API from within a kernel lock.
- *
- * @special
- */
-#define chSysDisable() { \
- port_disable(); \
- dbg_check_disable(); \
-}
-
-/**
- * @brief Raises the system interrupt priority mask to system level.
- * @details The interrupt sources that should not be able to preempt the kernel
- * are disabled, interrupt sources with higher priority are still
- * enabled.
- * @note Do not invoke this API from within a kernel lock.
- * @note This API is no replacement for @p chSysLock(), the @p chSysLock()
- * could do more than just disable the interrupts.
- *
- * @special
- */
-#define chSysSuspend() { \
- port_suspend(); \
- dbg_check_suspend(); \
-}
-
-/**
- * @brief Lowers the system interrupt priority mask to user level.
- * @details All the interrupt sources are enabled.
- * @note Do not invoke this API from within a kernel lock.
- * @note This API is no replacement for @p chSysUnlock(), the
- * @p chSysUnlock() could do more than just enable the interrupts.
- *
- * @special
- */
-#define chSysEnable() { \
- dbg_check_enable(); \
- port_enable(); \
-}
-
-/**
- * @brief Enters the kernel lock mode.
- *
- * @special
- */
-#define chSysLock() { \
- port_lock(); \
- dbg_check_lock(); \
-}
-
-/**
- * @brief Leaves the kernel lock mode.
- *
- * @special
- */
-#define chSysUnlock() { \
- dbg_check_unlock(); \
- port_unlock(); \
-}
-
-/**
- * @brief Enters the kernel lock mode from within an interrupt handler.
- * @note This API may do nothing on some architectures, it is required
- * because on ports that support preemptable interrupt handlers
- * it is required to raise the interrupt mask to the same level of
- * the system mutual exclusion zone.<br>
- * It is good practice to invoke this API before invoking any I-class
- * syscall from an interrupt handler.
- * @note This API must be invoked exclusively from interrupt handlers.
- *
- * @special
- */
-#define chSysLockFromIsr() { \
- port_lock_from_isr(); \
- dbg_check_lock_from_isr(); \
-}
-
-/**
- * @brief Leaves the kernel lock mode from within an interrupt handler.
- *
- * @note This API may do nothing on some architectures, it is required
- * because on ports that support preemptable interrupt handlers
- * it is required to raise the interrupt mask to the same level of
- * the system mutual exclusion zone.<br>
- * It is good practice to invoke this API after invoking any I-class
- * syscall from an interrupt handler.
- * @note This API must be invoked exclusively from interrupt handlers.
- *
- * @special
- */
-#define chSysUnlockFromIsr() { \
- dbg_check_unlock_from_isr(); \
- port_unlock_from_isr(); \
-}
-/** @} */
-
-/**
- * @name ISRs abstraction macros
- */
-/**
- * @brief IRQ handler enter code.
- * @note Usually IRQ handlers functions are also declared naked.
- * @note On some architectures this macro can be empty.
- *
- * @special
- */
-#define CH_IRQ_PROLOGUE() \
- PORT_IRQ_PROLOGUE(); \
- dbg_check_enter_isr();
-
-/**
- * @brief IRQ handler exit code.
- * @note Usually IRQ handlers function are also declared naked.
- * @note This macro usually performs the final reschedule by using
- * @p chSchIsPreemptionRequired() and @p chSchDoReschedule().
- *
- * @special
- */
-#define CH_IRQ_EPILOGUE() \
- dbg_check_leave_isr(); \
- PORT_IRQ_EPILOGUE();
-
-/**
- * @brief Standard normal IRQ handler declaration.
- * @note @p id can be a function name or a vector number depending on the
- * port implementation.
- *
- * @special
- */
-#define CH_IRQ_HANDLER(id) PORT_IRQ_HANDLER(id)
-/** @} */
-
-/**
- * @name Fast ISRs abstraction macros
- */
-/**
- * @brief Standard fast IRQ handler declaration.
- * @note @p id can be a function name or a vector number depending on the
- * port implementation.
- * @note Not all architectures support fast interrupts.
- *
- * @special
- */
-#define CH_FAST_IRQ_HANDLER(id) PORT_FAST_IRQ_HANDLER(id)
-/** @} */
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void chSysInit(void);
- void chSysTimerHandlerI(void);
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _CHSYS_H_ */
-
-/** @} */
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