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Diffstat (limited to 'src/include/sys.h')
| -rw-r--r-- | src/include/sys.h | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/src/include/sys.h b/src/include/sys.h deleted file mode 100644 index a84d33da8..000000000 --- a/src/include/sys.h +++ /dev/null @@ -1,184 +0,0 @@ -/*
- ChibiOS/RT - Copyright (C) 2006-2007 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 sys.h
- * @brief System related macros and structures.
- * @addtogroup System
- * @{
- */
-
-#ifndef _SYS_H_
-#define _SYS_H_
-
-/**
- * @brief Halts the system.
- * @details This function is invoked by the operating system when an
- * unrecoverable error is detected (as example because a programming error in
- * the application code that triggers an assertion while in debug mode).
- */
-#define chSysHalt() port_halt()
-
-/**
- * @brief Performs a context switch.
- *
- * @param otp the thread to be switched out
- * @param ntp the thread to be switched in
- */
-#define chSysSwitchI(otp, ntp) port_switch(otp, ntp)
-
-/**
- * @brief Raises the system interrupt priority mask to the maximum level.
- * @details All the maskable interrupt sources are disabled regardless their
- * hardware priority.
- *
- * @note The implementation is architecture dependent, it may just disable the
- * interrupts or be exactly equivalent to @p chSysDisable().
- * @note Do not invoke this API from within a kernel lock.
- */
-#define chSysDisable() port_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 The implementation is architecture dependent, it may just disable the
- * interrupts.
- * @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.
- */
-#define chSysSuspend() port_suspend()
-
-/**
- * @brief Lowers the system interrupt priority mask to user level.
- * @details All the interrupt sources are enabled.
- *
- * @note The implementation is architecture dependent, it may just enable the
- * interrupts.
- * @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.
- */
-#define chSysEnable() port_enable()
-
-/**
- * @brief Enters the kernel lock mode.
- *
- * @note The use of kernel lock mode is not recommended in the user code, it is
- * a better idea to use the semaphores or mutexes instead.
- * @see CH_USE_NESTED_LOCKS
- */
-#if CH_USE_NESTED_LOCKS || defined(__DOXYGEN__)
-#if CH_OPTIMIZE_SPEED || defined(__DOXYGEN__)
-#define chSysLock() { \
- if (currp->p_locks++ == 0) \
- port_lock(); \
-}
-#endif /* CH_OPTIMIZE_SPEED */
-#else /* !CH_USE_NESTED_LOCKS */
-#define chSysLock() port_lock()
-#endif /* !CH_USE_NESTED_LOCKS */
-
-/**
- * @brief Leaves the kernel lock mode.
- *
- * @note The use of kernel lock mode is not recommended in the user code, it is
- * a better idea to use the semaphores or mutexes instead.
- * @see CH_USE_NESTED_LOCKS
- */
-#if CH_USE_NESTED_LOCKS || defined(__DOXYGEN__)
-#if CH_OPTIMIZE_SPEED || defined(__DOXYGEN__)
-#define chSysUnlock() { \
- if (--currp->p_locks == 0) \
- port_unlock(); \
-}
-#endif /* CH_OPTIMIZE_SPEED */
-#else /* !CH_USE_NESTED_LOCKS */
-#define chSysUnlock() port_unlock()
-#endif /* !CH_USE_NESTED_LOCKS */
-
-/**
- * @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.
- */
-#define chSysLockFromIsr() port_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.
- */
-#define chSysUnlockFromIsr() port_unlock_from_isr()
-
-/**
- * @brief IRQ handler enter code.
- *
- * @note Usually IRQ handlers functions are also declared naked.
- * @note On some architectures this macro can be empty.
- */
-#define CH_IRQ_PROLOGUE() PORT_IRQ_PROLOGUE()
-
-/**
- * @brief IRQ handler exit code.
- *
- * @note Usually IRQ handlers function are also declared naked.
- * @note This macro usually performs the final reschedulation by using
- * @p chSchRescRequiredI() and @p chSchDoRescheduleI().
- */
-#define CH_IRQ_EPILOGUE() PORT_IRQ_EPILOGUE()
-
-/**
- * @brief Standard IRQ handler declaration.
- * - * @note @p id can be a function name or a vector number depending on the
- * port implementation.
- */
-#define CH_IRQ_HANDLER(id) PORT_IRQ_HANDLER(id)
-
-#ifdef __cplusplus
-extern "C" {
-#endif
- void chSysInit(void);
- void chSysTimerHandlerI(void);
-#if CH_USE_NESTED_LOCKS && !CH_OPTIMIZE_SPEED
- void chSysLock(void);
- void chSysUnlock(void);
-#endif /* CH_USE_NESTED_LOCKS && !CH_OPTIMIZE_SPEED */
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* _SYS_H_ */
-
-/** @} */
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