/* ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 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 . */ /** * @file templates/chconf.h * @brief Configuration file template. * @details A copy of this file must be placed in each project directory, it * contains the application specific kernel settings. * * @addtogroup config * @details Kernel related settings and hooks. * @{ */ #ifndef _CHCONF_H_ #define _CHCONF_H_ /*===========================================================================*/ /* Kernel parameters. */ /*===========================================================================*/ /** * @brief System tick frequency. * @details Frequency of the system timer that drives the system ticks. This * setting also defines the system tick time unit. */ #if !defined(CH_FREQUENCY) || defined(__DOXYGEN__) #define CH_FREQUENCY 1000 #endif /** * @brief Round robin interval. * @details This constant is the number of system ticks allowed for the * threads before preemption occurs. Setting this value to zero * disables the preemption for threads with equal priority and the * round robin becomes cooperative. Note that higher priority * threads can still preempt, the kernel is always preemptive. * * @note Disabling the round robin preemption makes the kernel more compact * and generally faster. */ #if !defined(CH_TIME_QUANTUM) || defined(__DOXYGEN__) #define CH_TIME_QUANTUM 20 #endif /** * @brief Nested locks. * @details If enabled then the use of nested @p chSysLock() / @p chSysUnlock() * operations is allowed.
* For performance and code size reasons the recommended setting * is to leave this option disabled.
* You may use this option if you need to merge ChibiOS/RT with * external libraries that require nested lock/unlock operations. * * @note The default is @p FALSE. */ #if !defined(CH_USE_NESTED_LOCKS) || defined(__DOXYGEN__) #define CH_USE_NESTED_LOCKS FALSE #endif /** * @brief Managed RAM size. * @details Size of the RAM area to be managed by the OS. If set to zero * then the whole available RAM is used. The core memory is made * available to the heap allocator and/or can be used directly through * the simplified core memory allocator. * * @note In order to let the OS manage the whole RAM the linker script must * provide the @p __heap_base__ and @p __heap_end__ symbols. * @note Requires @p CH_USE_COREMEM. */ #if !defined(CH_MEMCORE_SIZE) || defined(__DOXYGEN__) #define CH_MEMCORE_SIZE 0x20000 #endif /*===========================================================================*/ /* Performance options. */ /*===========================================================================*/ /** * @brief OS optimization. * @details

Community
=========

You can find ``cryptography`` all over the web:

* `Mailing list`_
* `Source code`_
* `Issue tracker`_
* `Documentation`_
* IRC: ``#cryptography-dev`` on ``irc.freenode.net``

Wherever we interact, we strive to follow the `Python Community Code of
Conduct`_.


.. _`Mailing list`: https://mail.python.org/mailman/listinfo/cryptography-dev
.. _`Source code`: https://github.com/pyca/cryptography
.. _`Issue tracker`: https://github.com/pyca/cryptography/issues
.. _`Documentation`: https://cryptography.io/
.. _`Python Community Code of Conduct`: https://www.python.org/psf/codeofconduct/

p CH_USE_MUTEXES or * @p CH_USE_SEMAPHORES. * @note Mutexes are recommended. */ #if !defined(CH_USE_HEAP) || defined(__DOXYGEN__) #define CH_USE_HEAP TRUE #endif /** * @brief C-runtime allocator. * @details If enabled the the heap allocator APIs just wrap the C-runtime * @p malloc() and @p free() functions. * * @note The default is @p FALSE. * @note Requires @p CH_USE_HEAP. * @note The C-runtime may or may not require @p CH_USE_COREMEM, see the * appropriate documentation. */ #if !defined(CH_USE_MALLOC_HEAP) || defined(__DOXYGEN__) #define CH_USE_MALLOC_HEAP FALSE #endif /** * @brief Memory Pools Allocator APIs. * @details If enabled then the memory pools allocator APIs are included * in the kernel. * * @note The default is @p TRUE. */ #if !defined(CH_USE_MEMPOOLS) || defined(__DOXYGEN__) #define CH_USE_MEMPOOLS TRUE #endif /** * @brief Dynamic Threads APIs. * @details If enabled then the dynamic threads creation APIs are included * in the kernel. * * @note The default is @p TRUE. * @note Requires @p CH_USE_WAITEXIT. * @note Requires @p CH_USE_HEAP and/or @p CH_USE_MEMPOOLS. */ #if !defined(CH_USE_DYNAMIC) || defined(__DOXYGEN__) #define CH_USE_DYNAMIC TRUE #endif /*===========================================================================*/ /* Debug options. */ /*===========================================================================*/ /** * @brief Debug option, parameters checks. * @details If enabled then the checks on the API functions input * parameters are activated. * * @note The default is @p FALSE. */ #if !defined(CH_DBG_ENABLE_CHECKS) || defined(__DOXYGEN__) #define CH_DBG_ENABLE_CHECKS FALSE #endif /** * @brief Debug option, consistency checks. * @details If enabled then all the assertions in the kernel code are * activated. This includes consistency checks inside the kernel, * runtime anomalies and port-defined checks. * * @note The default is @p FALSE. */ #if !defined(CH_DBG_ENABLE_ASSERTS) || defined(__DOXYGEN__) #define CH_DBG_ENABLE_ASSERTS FALSE #endif /** * @brief Debug option, trace buffer. * @details If enabled then the context switch circular trace buffer is * activated. * * @note The default is @p FALSE. */ #if !defined(CH_DBG_ENABLE_TRACE) || defined(__DOXYGEN__) #define CH_DBG_ENABLE_TRACE FALSE #endif /** * @brief Debug option, stack checks. * @details If enabled then a runtime stack check is performed. * * @note The default is @p FALSE. * @note The stack check is performed in a architecture/port dependent way. * It may not be implemented or some ports. * @note The default failure mode is to halt the system with the global * @p panic_msg variable set to @p NULL. */ #if !defined(CH_DBG_ENABLE_STACK_CHECK) || defined(__DOXYGEN__) #define CH_DBG_ENABLE_STACK_CHECK FALSE #endif /** * @brief Debug option, stacks initialization. * @details If enabled then the threads working area is filled with a byte * value when a thread is created. This can be useful for the * runtime measurement of the used stack. * * @note The default is @p FALSE. */ #if !defined(CH_DBG_FILL_THREADS) || defined(__DOXYGEN__) #define CH_DBG_FILL_THREADS FALSE #endif /** * @brief Debug option, threads profiling. * @details If enabled then a field is added to the @p Thread structure that * counts the system ticks occurred while executing the thread. * * @note The default is @p TRUE. * @note This debug option is defaulted to TRUE because it is required by * some test cases into the test suite. */ #if !defined(CH_DBG_THREADS_PROFILING) || defined(__DOXYGEN__) #define CH_DBG_THREADS_PROFILING TRUE #endif /*===========================================================================*/ /* Kernel hooks. */ /*===========================================================================*/ /** * @brief Threads descriptor structure extension. * @details User fields added to the end of the @p Thread structure. */ #if !defined(THREAD_EXT_FIELDS) || defined(__DOXYGEN__) #define THREAD_EXT_FIELDS \ /* Add threads custom fields here.*/ #endif /** * @brief Threads initialization hook. * @details User initialization code added to the @p chThdInit() API. * * @note It is invoked from within @p chThdInit() and implicitily from all * the threads creation APIs. */ #if !defined(THREAD_EXT_INIT_HOOK) || defined(__DOXYGEN__) #define THREAD_EXT_INIT_HOOK(tp) { \ /* Add threads initialization code here.*/ \ } #endif /** * @brief Threads finalization hook. * @details User finalization code added to the @p chThdExit() API. * * @note It is inserted into lock zone. * @note It is also invoked when the threads simply return in order to * terminate. */ #if !defined(THREAD_EXT_EXIT_HOOK) || defined(__DOXYGEN__) #define THREAD_EXT_EXIT_HOOK(tp) { \ /* Add threads finalization code here.*/ \ } #endif /** * @brief Idle Loop hook. * @details This hook is continuously invoked by the idle thread loop. */ #if !defined(IDLE_LOOP_HOOK) || defined(__DOXYGEN__) #define IDLE_LOOP_HOOK() { \ /* Idle loop code here.*/ \ } #endif /** * @brief System tick event hook. * @details This hook is invoked in the system tick handler immediately * after processing the virtual timers queue. */ #if !defined(SYSTEM_TICK_EVENT_HOOK) || defined(__DOXYGEN__) #define SYSTEM_TICK_EVENT_HOOK() { \ /* System tick event code here.*/ \ } #endif /** * @brief System halt hook. * @details This hook is invoked in case to a system halting error before * the system is halted. */ #if !defined(SYSTEM_HALT_HOOK) || defined(__DOXYGEN__) #define SYSTEM_HALT_HOOK() { \ /* System halt code here.*/ \ } #endif /*===========================================================================*/ /* Port-specific settings (override port settings defaulted in chcore.h). */ /*===========================================================================*/ #endif /* _CHCONF_H_ */ /** @} */