diff options
Diffstat (limited to 'os/hal/templates/can_lld.c')
| -rw-r--r-- | os/hal/templates/can_lld.c | 64 |
1 files changed, 55 insertions, 9 deletions
diff --git a/os/hal/templates/can_lld.c b/os/hal/templates/can_lld.c index 152c14489..1496ea172 100644 --- a/os/hal/templates/can_lld.c +++ b/os/hal/templates/can_lld.c @@ -39,6 +39,11 @@ /* Driver exported variables. */
/*===========================================================================*/
+/** @brief CAN1 driver identifier.*/
+#if PLATFORM_CAN_USE_CAN1 || defined(__DOXYGEN__)
+CANDriver CAND1;
+#endif
+
/*===========================================================================*/
/* Driver local variables. */
/*===========================================================================*/
@@ -62,6 +67,10 @@ */
void can_lld_init(void) {
+#if PLATFORM_CAN_USE_CAN1
+ /* Driver initialization.*/
+ canObjectInit(&CAND1);
+#endif
}
/**
@@ -73,6 +82,14 @@ void can_lld_init(void) { */
void can_lld_start(CANDriver *canp) {
+ /* Clock activation.*/
+ if (canp->state == CAN_STOP) {
+#if PLATFORM_CAN_USE_CAN1
+ if (&CAND1 == canp) {
+
+ }
+#endif
+ }
}
/**
@@ -90,20 +107,32 @@ void can_lld_stop(CANDriver *canp) { }
}
-
/**
* @brief Determines whether a frame can be transmitted.
*
* @param[in] canp pointer to the @p CANDriver object
+ * @param[in] mailbox mailbox number, @p CAN_ANY_MAILBOX for any mailbox
+ *
* @return The queue space availability.
* @retval FALSE no space in the transmit queue.
* @retval TRUE transmit slot available.
*
* @notapi
*/
-bool_t can_lld_can_transmit(CANDriver *canp) {
-
- return FALSE;
+bool_t can_lld_is_tx_empty(CANDriver *canp, canmbx_t mailbox) {
+
+ switch (mailbox) {
+ case CAN_ANY_MAILBOX:
+ return FALSE;
+ case 1:
+ return FALSE;
+ case 2:
+ return FALSE;
+ case 3:
+ return FALSE;
+ default:
+ return FALSE;
+ }
}
/**
@@ -111,10 +140,13 @@ bool_t can_lld_can_transmit(CANDriver *canp) { *
* @param[in] canp pointer to the @p CANDriver object
* @param[in] ctfp pointer to the CAN frame to be transmitted
+ * @param[in] mailbox mailbox number, @p CAN_ANY_MAILBOX for any mailbox
*
* @notapi
*/
-void can_lld_transmit(CANDriver *canp, const CANTxFrame *ctfp) {
+void can_lld_transmit(CANDriver *canp,
+ canmbx_t mailbox,
+ const CANTxFrame *ctfp) {
}
@@ -122,26 +154,40 @@ void can_lld_transmit(CANDriver *canp, const CANTxFrame *ctfp) { * @brief Determines whether a frame has been received.
*
* @param[in] canp pointer to the @p CANDriver object
+ * @param[in] mailbox mailbox number, @p CAN_ANY_MAILBOX for any mailbox
+ *
* @return The queue space availability.
* @retval FALSE no space in the transmit queue.
* @retval TRUE transmit slot available.
*
* @notapi
*/
-bool_t can_lld_can_receive(CANDriver *canp) {
-
- return FALSE;
+bool_t can_lld_is_rx_nonempty(CANDriver *canp, canmbx_t mailbox) {
+
+ switch (mailbox) {
+ case CAN_ANY_MAILBOX:
+ return FALSE
+ case 1:
+ return FALSE
+ case 2:
+ return FALSE
+ default:
+ return FALSE;
+ }
}
/**
* @brief Receives a frame from the input queue.
*
* @param[in] canp pointer to the @p CANDriver object
+ * @param[in] mailbox mailbox number, @p CAN_ANY_MAILBOX for any mailbox
* @param[out] crfp pointer to the buffer where the CAN frame is copied
*
* @notapi
*/
-void can_lld_receive(CANDriver *canp, CANRxFrame *crfp) {
+void can_lld_receive(CANDriver *canp,
+ canmbx_t mailbox,
+ CANRxFrame *crfp) {
}
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