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-rw-r--r--os/haltmp/src/can.c224
1 files changed, 0 insertions, 224 deletions
diff --git a/os/haltmp/src/can.c b/os/haltmp/src/can.c
deleted file mode 100644
index bb3e0d1a5..000000000
--- a/os/haltmp/src/can.c
+++ /dev/null
@@ -1,224 +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 CAN.c
- * @brief CAN Driver code.
- * @addtogroup CAN
- * @{
- */
-
-#include "ch.h"
-#include "hal.h"
-
-#if CH_HAL_USE_CAN
-
-/**
- * @brief CAN Driver initialization.
- */
-void canInit(void) {
-
- can_lld_init();
-}
-
-/**
- * @brief Initializes the standard part of a @p CANDriver structure.
- *
- * @param[in] canp pointer to the @p CANDriver object
- */
-void canObjectInit(CANDriver *canp) {
-
- canp->can_state = CAN_STOP;
- canp->can_config = NULL;
- chSemInit(&canp->can_txsem, 0);
- chSemInit(&canp->can_rxsem, 0);
- chEvtInit(&canp->can_rxfull_event);
- chEvtInit(&canp->can_txempty_event);
-#if CAN_USE_SLEEP_MODE
- chEvtInit(&canp->can_sleep_event);
- chEvtInit(&canp->can_wakeup_event);
-#endif /* CAN_USE_SLEEP_MODE */
-}
-
-/**
- * @brief Configures and activates the CAN peripheral.
- *
- * @param[in] canp pointer to the @p CANDriver object
- * @param[in] config pointer to the @p CANConfig object
- */
-void canStart(CANDriver *canp, const CANConfig *config) {
-
- chDbgCheck((canp != NULL) && (config != NULL), "canStart");
-
- chSysLock();
- chDbgAssert((canp->can_state == CAN_STOP) || (canp->can_state == CAN_READY),
- "canStart(), #1",
- "invalid state");
- canp->can_config = config;
- can_lld_start(canp);
- canp->can_state = CAN_READY;
- chSysUnlock();
-}
-
-/**
- * @brief Deactivates the CAN peripheral.
- *
- * @param[in] canp pointer to the @p CANDriver object
- */
-void canStop(CANDriver *canp) {
-
- chDbgCheck(canp != NULL, "canStop");
-
- chSysLock();
- chDbgAssert((canp->can_state == CAN_STOP) || (canp->can_state == CAN_READY),
- "canStop(), #1",
- "invalid state");
- can_lld_stop(canp);
- canp->can_state = CAN_STOP;
- chSysUnlock();
-}
-
-/**
- * @brief Can frame transmission.
- * @details The specified frame is queued for transmission, if the hardware
- * queue is full then the invoking thread is queued.
- * @note Trying to transmit while in sleep mode simply enqueues the thread.
- *
- * @param[in] canp pointer to the @p CANDriver object
- * @param[in] cfp pointer to the CAN frame to be transmitted
- * @param[in] timeout the number of ticks before the operation timeouts,
- * the following special values are allowed:
- * - @a TIME_IMMEDIATE immediate timeout.
- * - @a TIME_INFINITE no timeout.
- * .
- * @return The operation result.
- * @retval RDY_OK the frame has been queued for transmission.
- * @retval RDY_TIMEOUT operation not finished within the specified time.
- * @retval RDY_RESET driver stopped while waiting.
- */
-msg_t canTransmit(CANDriver *canp, const CANFrame *cfp, systime_t timeout) {
- msg_t msg;
-
- chDbgCheck((canp != NULL) && (cfp != NULL), "canTransmit");
-
- chSysLock();
- chDbgAssert((canp->can_state == CAN_READY) || (canp->can_state == CAN_SLEEP),
- "canTransmit(), #1",
- "invalid state");
- if ((canp->can_state == CAN_SLEEP) || !can_lld_can_transmit(canp)) {
- msg = chSemWaitTimeoutS(&canp->can_txsem, timeout);
- if (msg != RDY_OK) {
- chSysUnlock();
- return msg;
- }
- }
- msg = can_lld_transmit(canp, cfp);
- chSysUnlock();
- return msg;
-}
-
-/**
- * @brief Can frame receive.
- * @details The function waits until a frame is received.
- * @note Trying to receive while in sleep mode simply enqueues the thread.
- *
- * @param[in] canp pointer to the @p CANDriver object
- * @param[out] cfp pointer to the buffer where the CAN frame is copied
- * @param[in] timeout the number of ticks before the operation timeouts,
- * the following special values are allowed:
- * - @a TIME_IMMEDIATE immediate timeout.
- * - @a TIME_INFINITE no timeout.
- * .
- * @return The operation result.
- * @retval RDY_OK a frame has been received and placed in the buffer.
- * @retval RDY_TIMEOUT operation not finished within the specified time.
- * @retval RDY_RESET driver stopped while waiting.
- */
-msg_t canReceive(CANDriver *canp, CANFrame *cfp, systime_t timeout) {
- msg_t msg;
-
- chDbgCheck((canp != NULL) && (cfp != NULL), "canReceive");
-
- chSysLock();
- chDbgAssert((canp->can_state == CAN_READY) || (canp->can_state == CAN_SLEEP),
- "canReceive(), #1",
- "invalid state");
- if ((canp->can_state == CAN_SLEEP) || !can_lld_can_receive(canp)) {
- msg = chSemWaitTimeoutS(&canp->can_rxsem, timeout);
- if (msg != RDY_OK) {
- chSysUnlock();
- return msg;
- }
- }
- msg = can_lld_receive(canp, cfp);
- chSysUnlock();
- return msg;
-}
-
-#if CAN_USE_SLEEP_MODE || defined(__DOXYGEN__)
-/**
- * @brief Enters the sleep mode.
- *
- * @param[in] canp pointer to the @p CANDriver object
- */
-void canSleep(CANDriver *canp) {
-
- chDbgCheck(canp != NULL, "canSleep");
-
- chSysLock();
- chDbgAssert((canp->can_state == CAN_READY) || (canp->can_state == CAN_SLEEP),
- "canSleep(), #1",
- "invalid state");
- if (canp->can_state == CAN_READY) {
- can_lld_sleep(canp);
- canp->can_state = CAN_SLEEP;
- chEvtBroadcastI(&canp->can_sleep_event);
- chSchRescheduleS();
- }
- chSysUnlock();
-}
-
-/**
- * @brief Enforces leaving the sleep mode.
- * @note The sleep mode is supposed to be usually exited automatically by an
- * hardware event.
- *
- * @param[in] canp pointer to the @p CANDriver object
- */
-void canWakeup(CANDriver *canp) {
-
- chDbgCheck(canp != NULL, "canWakeup");
-
- chSysLock();
- chDbgAssert((canp->can_state == CAN_READY) || (canp->can_state == CAN_SLEEP),
- "canWakeup(), #1",
- "invalid state");
- if (canp->can_state == CAN_SLEEP) {
- can_lld_wakeup(canp);
- canp->can_state = CAN_READY;
- chEvtBroadcastI(&canp->can_wakeup_event);
- chSchRescheduleS();
- }
- chSysUnlock();
-}
-#endif /* CAN_USE_SLEEP_MODE */
-
-#endif /* CH_HAL_USE_CAN */
-
-/** @} */
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