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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-10 14:51:16 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2013-08-10 14:51:16 +0000 |
| commit | a1435e018bfc9919cb76b1356509ecc883767fb4 (patch) | |
| tree | b82f74e9eee194c8b04ba4a0dd0b88810813caf8 /os/rt/templates/chcore.c | |
| parent | eb7a1a15b23341693864c6fc13ac5eab5c1d6122 (diff) | |
| download | ChibiOS-a1435e018bfc9919cb76b1356509ecc883767fb4.tar.gz ChibiOS-a1435e018bfc9919cb76b1356509ecc883767fb4.tar.bz2 ChibiOS-a1435e018bfc9919cb76b1356509ecc883767fb4.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6123 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/rt/templates/chcore.c')
| -rw-r--r-- | os/rt/templates/chcore.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/os/rt/templates/chcore.c b/os/rt/templates/chcore.c new file mode 100644 index 000000000..1f7db903c --- /dev/null +++ b/os/rt/templates/chcore.c @@ -0,0 +1,134 @@ +/*
+ 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 templates/chcore.c
+ * @brief Port related template code.
+ * @details This file is a template of the system driver functions provided by
+ * a port. Some of the following functions may be implemented as
+ * macros in chcore.h if the implementer decides that there is an
+ * advantage in doing so, for example because performance concerns.
+ *
+ * @addtogroup core
+ * @details Non portable code templates.
+ * @{
+ */
+
+#include "ch.h"
+
+/**
+ * @brief Port-related initialization code.
+ * @note This function is usually empty.
+ */
+void port_init(void) {
+}
+
+/**
+ * @brief Kernel-lock action.
+ * @details Usually this function just disables interrupts but may perform more
+ * actions.
+ */
+void port_lock(void) {
+}
+
+/**
+ * @brief Kernel-unlock action.
+ * @details Usually this function just enables interrupts but may perform more
+ * actions.
+ */
+void port_unlock(void) {
+}
+
+/**
+ * @brief Kernel-lock action from an interrupt handler.
+ * @details This function is invoked before invoking I-class APIs from
+ * interrupt handlers. The implementation is architecture dependent,
+ * in its simplest form it is void.
+ */
+void port_lock_from_isr(void) {
+}
+
+/**
+ * @brief Kernel-unlock action from an interrupt handler.
+ * @details This function is invoked after invoking I-class APIs from interrupt
+ * handlers. The implementation is architecture dependent, in its
+ * simplest form it is void.
+ */
+void port_unlock_from_isr(void) {
+}
+
+/**
+ * @brief Disables all the interrupt sources.
+ * @note Of course non-maskable interrupt sources are not included.
+ */
+void port_disable(void) {
+}
+
+/**
+ * @brief Disables the interrupt sources below kernel-level priority.
+ * @note Interrupt sources above kernel level remains enabled.
+ */
+void port_suspend(void) {
+}
+
+/**
+ * @brief Enables all the interrupt sources.
+ */
+void port_enable(void) {
+}
+
+/**
+ * @brief Enters an architecture-dependent IRQ-waiting mode.
+ * @details The function is meant to return when an interrupt becomes pending.
+ * The simplest implementation is an empty function or macro but this
+ * would not take advantage of architecture-specific power saving
+ * modes.
+ */
+void port_wait_for_interrupt(void) {
+}
+
+/**
+ * @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).
+ */
+void port_halt(void) {
+
+ port_disable();
+ while (TRUE) {
+ }
+}
+
+/**
+ * @brief Performs a context switch between two threads.
+ * @details This is the most critical code in any port, this function
+ * is responsible for the context switch between 2 threads.
+ * @note The implementation of this code affects <b>directly</b> the context
+ * switch performance so optimize here as much as you can.
+ *
+ * @param[in] ntp the thread to be switched in
+ * @param[in] otp the thread to be switched out
+ */
+void port_switch(thread_t *ntp, thread_t *otp) {
+}
+
+/** @} */
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