diff options
author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-10-16 18:24:32 +0000 |
---|---|---|
committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-10-16 18:24:32 +0000 |
commit | 0c0d93a91e14e60c58148f65bde4d7f45a26c67c (patch) | |
tree | a862915bdadaf0b3915e7ad9ad7fc45b2fa12f13 /demos/ARM7-LPC214x-GCC-minimal/chconf.h | |
parent | b8654b471d0752cc84b0642e13ed5f4aa19fd7c1 (diff) | |
download | ChibiOS-0c0d93a91e14e60c58148f65bde4d7f45a26c67c.tar.gz ChibiOS-0c0d93a91e14e60c58148f65bde4d7f45a26c67c.tar.bz2 ChibiOS-0c0d93a91e14e60c58148f65bde4d7f45a26c67c.zip |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1223 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'demos/ARM7-LPC214x-GCC-minimal/chconf.h')
-rw-r--r-- | demos/ARM7-LPC214x-GCC-minimal/chconf.h | 253 |
1 files changed, 170 insertions, 83 deletions
diff --git a/demos/ARM7-LPC214x-GCC-minimal/chconf.h b/demos/ARM7-LPC214x-GCC-minimal/chconf.h index 08663fea3..fd2e6f6ad 100644 --- a/demos/ARM7-LPC214x-GCC-minimal/chconf.h +++ b/demos/ARM7-LPC214x-GCC-minimal/chconf.h @@ -18,9 +18,9 @@ */
/**
- * @file src/templates/chconf.h
+ * @file templates/chconf.h
* @brief Configuration file template.
- * @addtogroup Config
+ * @addtogroup config
* @{
*/
@@ -32,29 +32,36 @@ /*===========================================================================*/
/**
- * Frequency of the system timer that drives the system ticks. This also
- * defines the system tick time unit.
+ * @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
/**
- * This constant is the number of system ticks allowed for the threads before
- * preemption occurs. This option is only meaningful if the option
- * @p CH_USE_ROUNDROBIN is also active.
+ * @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 round robin mechanism.
+ *
+ * @note Disabling round robin makes the kernel more compact and generally
+ * faster but forbids multiple threads at the same priority level.
*/
#if !defined(CH_TIME_QUANTUM) || defined(__DOXYGEN__)
#define CH_TIME_QUANTUM 20
#endif
/**
- * If enabled then the use of nested @p chSysLock() / @p chSysUnlock()
- * operations is allowed.<br>
- * For performance and code size reasons the recommended setting is to leave
- * this option disabled.<br>
- * You can use this option if you need to merge ChibiOS/RT with external
- * libraries that require nested lock/unlock operations.
+ * @brief Nested locks.
+ * @details If enabled then the use of nested @p chSysLock() / @p chSysUnlock()
+ * operations is allowed.<br>
+ * For performance and code size reasons the recommended setting
+ * is to leave this option disabled.<br>
+ * 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__)
@@ -62,23 +69,18 @@ #endif
/**
- * If specified then the kernel performs the round robin scheduling algorithm
- * on threads of equal priority.
- * @note The default is @p TRUE.
- */
-#if !defined(CH_USE_ROUNDROBIN) || defined(__DOXYGEN__)
-#define CH_USE_ROUNDROBIN FALSE
-#endif
-
-/**
- * Number of RAM bytes to use as system heap. If set to zero then the whole
- * available RAM is used as system heap.
- * @note In order to use the whole RAM as system heap the linker script must
+ * @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_HEAP.
+ * @note Requires @p CH_USE_COREMEM.
*/
-#if !defined(CH_HEAP_SIZE) || defined(__DOXYGEN__)
-#define CH_HEAP_SIZE 0
+#if !defined(CH_MEMCORE_SIZE) || defined(__DOXYGEN__)
+#define CH_MEMCORE_SIZE 0
#endif
/*===========================================================================*/
@@ -86,8 +88,10 @@ /*===========================================================================*/
/**
- * If specified then time efficient rather than space efficient code is used
- * when two possible implementations exist.
+ * @brief OS optimization.
+ * @details If enabled then time efficient rather than space efficient code
+ * is used when two possible implementations exist.
+ *
* @note This is not related to the compiler optimization options.
* @note The default is @p TRUE.
*/
@@ -96,18 +100,20 @@ #endif
/**
- * If enabled defines a CPU register to be used as storage for the global
- * @p currp variable. Caching this variable in a register can greatly
- * improve both space and time efficiency of the generated code. Another side
- * effect is that one less register has to be saved during the context switch
- * resulting in lower RAM usage and faster code.
+ * @brief Exotic optimization.
+ * @details If defined then a CPU register is used as storage for the global
+ * @p currp variable. Caching this variable in a register greatly
+ * improves both space and time OS efficiency. A side effect is that
+ * one less register has to be saved during the context switch
+ * resulting in lower RAM usage and faster context switch.
+ *
* @note This option is only usable with the GCC compiler and is only useful
* on processors with many registers like ARM cores.
* @note If this option is enabled then ALL the libraries linked to the
* ChibiOS/RT code <b>must</b> be recompiled with the GCC option @p
* -ffixed-@<reg@>.
* @note This option must be enabled in the Makefile, it is listed here for
- * documentation.
+ * documentation only.
*/
#if defined(__DOXYGEN__)
#define CH_CURRP_REGISTER_CACHE "reg"
@@ -118,7 +124,10 @@ /*===========================================================================*/
/**
- * If specified then the @p chThdWait() function is included in the kernel.
+ * @brief Threads synchronization APIs.
+ * @details If enabled then the @p chThdWait() function is included in
+ * the kernel.
+ *
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_WAITEXIT) || defined(__DOXYGEN__)
@@ -126,7 +135,9 @@ #endif
/**
- * If specified then the Semaphores APIs are included in the kernel.
+ * @brief Semaphores APIs.
+ * @details If enabled then the Semaphores APIs are included in the kernel.
+ *
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_SEMAPHORES) || defined(__DOXYGEN__)
@@ -134,8 +145,10 @@ #endif
/**
- * If enabled then the threads are enqueued on semaphores by priority rather
- * than FIFO order.
+ * @brief Semaphores queuing mode.
+ * @details If enabled then the threads are enqueued on semaphores by
+ * priority rather than in FIFO order.
+ *
* @note The default is @p FALSE. Enable this if you have special requirements.
* @note Requires @p CH_USE_SEMAPHORES.
*/
@@ -144,8 +157,10 @@ #endif
/**
- * If specified then the Semaphores the @p chSemWaitSignal() API is included
- * in the kernel.
+ * @brief Atomic semaphore API.
+ * @details If enabled then the semaphores the @p chSemWaitSignal() API
+ * is included in the kernel.
+ *
* @note The default is @p TRUE.
* @note Requires @p CH_USE_SEMAPHORES.
*/
@@ -154,7 +169,9 @@ #endif
/**
- * If specified then the Mutexes APIs are included in the kernel.
+ * @brief Mutexes APIs.
+ * @details If enabled then the mutexes APIs are included in the kernel.
+ *
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_MUTEXES) || defined(__DOXYGEN__)
@@ -162,7 +179,10 @@ #endif
/**
- * If specified then the Conditional Variables APIs are included in the kernel.
+ * @brief Conditional Variables APIs.
+ * @details If enabled then the conditional variables APIs are included
+ * in the kernel.
+ *
* @note The default is @p TRUE.
* @note Requires @p CH_USE_MUTEXES.
*/
@@ -171,7 +191,10 @@ #endif
/**
- * If specified then the Conditional Variables APIs are included in the kernel.
+ * @brief Conditional Variables APIs with timeout.
+ * @details If enabled then the conditional variables APIs with timeout
+ * specification are included in the kernel.
+ *
* @note The default is @p TRUE.
* @note Requires @p CH_USE_CONDVARS.
*/
@@ -180,7 +203,9 @@ #endif
/**
- * If specified then the Event flags APIs are included in the kernel.
+ * @brief Events Flags APIs.
+ * @details If enabled then the event flags APIs are included in the kernel.
+ *
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_EVENTS) || defined(__DOXYGEN__)
@@ -188,8 +213,10 @@ #endif
/**
- * If specified then the @p chEvtWaitXXXTimeout() functions are included in
- * the kernel.
+ * @brief Events Flags APIs with timeout.
+ * @details If enabled then the events APIs with timeout specification
+ * are included in the kernel.
+ *
* @note The default is @p TRUE.
* @note Requires @p CH_USE_EVENTS.
*/
@@ -198,7 +225,10 @@ #endif
/**
- * If specified then the Synchronous Messages APIs are included in the kernel.
+ * @brief Synchronous Messages APIs.
+ * @details If enabled then the synchronous messages APIs are included
+ * in the kernel.
+ *
* @note The default is @p TRUE.
*/
#if !defined(CH_USE_MESSAGES) || defined(__DOXYGEN__)
@@ -206,7 +236,10 @@ #endif
/**
- * If enabled then messages are served by priority rather than in FIFO order.
+ * @brief Synchronous Messages queuing mode.
+ * @details If enabled then messages are served by priority rather than in
+ * FIFO order.
+ *
* @note The default is @p FALSE. Enable this if you have special requirements.
* @note Requires @p CH_USE_MESSAGES.
*/
@@ -215,16 +248,21 @@ #endif
/**
- * If specified then the Asynchronous Messages (Mailboxes) APIs are included
- * in the kernel.
+ * @brief Mailboxes APIs.
+ * @details If enabled then the asynchronous messages (mailboxes) APIs are
+ * included in the kernel.
+ *
* @note The default is @p TRUE.
+ * @note Requires @p CH_USE_SEMAPHORES.
*/
#if !defined(CH_USE_MAILBOXES) || defined(__DOXYGEN__)
#define CH_USE_MAILBOXES FALSE
#endif
/**
- * If specified then the I/O queues APIs are included in the kernel.
+ * @brief I/O Queues APIs.
+ * @details If enabled then the I/O queues APIs are included in the kernel.
+ *
* @note The default is @p TRUE.
* @note Requires @p CH_USE_SEMAPHORES.
*/
@@ -233,9 +271,24 @@ #endif
/**
- * If specified then the memory heap allocator APIs are included in the kernel.
+ * @brief Core Memory Manager APIs.
+ * @details If enabled then the core memory manager APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_USE_HEAP) || defined(__DOXYGEN__)
+#define CH_USE_MEMCORE FALSE
+#endif
+
+/**
+ * @brief Heap Allocator APIs.
+ * @details If enabled then the memory heap allocator APIs are included
+ * in the kernel.
+ *
* @note The default is @p TRUE.
- * @note Requires @p CH_USE_MUTEXES or @p CH_USE_SEMAPHORES.
+ * @note Requires @p CH_USE_COREMEM and either @p CH_USE_MUTEXES or
+ * @p CH_USE_SEMAPHORES.
* @note Mutexes are recommended.
*/
#if !defined(CH_USE_HEAP) || defined(__DOXYGEN__)
@@ -243,18 +296,24 @@ #endif
/**
- * If enabled enforces the use of the C-runtime @p malloc() and @p free()
- * functions as backend for the system heap allocator.
+ * @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
/**
- * If specified then the memory pools allocator APIs are included in the
- * kernel.
+ * @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__)
@@ -262,8 +321,10 @@ #endif
/**
- * If specified then the dynamic threads creation APIs are included in the
- * kernel.
+ * @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.
*/
@@ -276,8 +337,10 @@ /*===========================================================================*/
/**
- * Debug option, if enabled then the checks on the API functions input
- * parameters are activated.
+ * @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__)
@@ -285,9 +348,11 @@ #endif
/**
- * Debug option, 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.
+ * @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__)
@@ -295,8 +360,10 @@ #endif
/**
- * Debug option, if enabled the context switch circular trace buffer is
- * activated.
+ * @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__)
@@ -304,25 +371,37 @@ #endif
/**
- * Debug option, if enabled a runtime stack check is performed.
+ * @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 at all.
+ * may not be implemented or some ports.
*/
#if !defined(CH_DBG_ENABLE_STACK_CHECK) || defined(__DOXYGEN__)
#define CH_DBG_ENABLE_STACK_CHECK FALSE
#endif
/**
- * Debug option, if enabled the threads working area is filled with a byte
- * pattern when a thread is created. + * @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
/**
- * Debug option, if enabled a field is added to the @p Thread structure that
- * counts the system ticks occurred while executing the thread.
+ * @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 FALSE
@@ -333,38 +412,46 @@ /*===========================================================================*/
/**
- * User fields added to the end of the @p Thread structure.
+ * @brief Threads descriptor structure hook.
+ * @details User fields added to the end of the @p Thread structure.
*/
#if !defined(THREAD_EXT_FIELDS) || defined(__DOXYGEN__)
#define THREAD_EXT_FIELDS \
struct { \
- /* Add thread custom fields here.*/ \
+ /* Add threads custom fields here.*/ \
};
#endif
/**
- * User initialization code added to the @p chThdInit() API.
- * @note It is invoked from within @p chThdInit().
+ * @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) || defined(__DOXYGEN__)
#define THREAD_EXT_INIT(tp) { \
- /* Add thread initialization code here.*/ \
+ /* Add threads initialization code here.*/ \
}
#endif
/**
- * User finalization code added to the @p chThdExit() API.
+ * @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) || defined(__DOXYGEN__)
#define THREAD_EXT_EXIT(tp) { \
- /* Add thread finalization code here.*/ \
+ /* Add threads finalization code here.*/ \
}
#endif
/**
- * Code inserted inside the idle thread loop immediately after an interrupt
- * resumed execution. + * @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() { \
|