Diff: targets/hal/TARGET_Atmel/TARGET_SAM21/drivers/sercom/sercom_interrupt.c

Revision:

613:bc40b8d2aec4

Parent:

612:fba1c7dc54c0

Child:

614:9d86c2ae5de0

--- a/targets/hal/TARGET_Atmel/TARGET_SAM21/drivers/sercom/sercom_interrupt.c	Tue Aug 18 15:00:09 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,95 +0,0 @@
-#include "sercom_interrupt.h"
-
-void *_sercom_instances[SERCOM_INST_NUM];
-
-/** Save status of initialized handlers. */
-static bool _handler_table_initialized = false;
-
-/** Void pointers for saving device instance structures. */
-static void (*_sercom_interrupt_handlers[SERCOM_INST_NUM])(const uint8_t instance);
-
-/**
- * \internal
- * Default interrupt handler.
- *
- * \param[in] instance SERCOM instance used.
- */
-static void _sercom_default_handler(
-    const uint8_t instance)
-{
-    Assert(false);
-}
-
-/**
- * \internal
- * Saves the given callback handler.
- *
- * \param[in]  instance           Instance index.
- * \param[in]  interrupt_handler  Pointer to instance callback handler.
- */
-void _sercom_set_handler(
-    const uint8_t instance,
-    const sercom_handler_t interrupt_handler)
-{
-    /* Initialize handlers with default handler and device instances with 0. */
-    if (_handler_table_initialized == false) {
-        for (uint32_t i = 0; i < SERCOM_INST_NUM; i++) {
-            _sercom_interrupt_handlers[i] = &_sercom_default_handler;
-            _sercom_instances[i] = NULL;
-        }
-
-        _handler_table_initialized = true;
-    }
-
-    /* Save interrupt handler. */
-    _sercom_interrupt_handlers[instance] = interrupt_handler;
-}
-
-
-/** \internal
- * Converts a given SERCOM index to its interrupt vector index.
- */
-#define _SERCOM_INTERRUPT_VECT_NUM(n, unused) \
-		SYSTEM_INTERRUPT_MODULE_SERCOM##n,
-
-/** \internal
- * Generates a SERCOM interrupt handler function for a given SERCOM index.
- */
-#define _SERCOM_INTERRUPT_HANDLER(n, unused) \
-		void SERCOM##n##_Handler(void) \
-		{ \
-			_sercom_interrupt_handlers[n](n); \
-		}
-
-/**
- * \internal
- * Returns the system interrupt vector.
- *
- * \param[in]  sercom_instance  Instance pointer
- *
- * \return Enum of system interrupt vector
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM0
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM1
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM2
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM3
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM4
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM5
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM6
- * \retval SYSTEM_INTERRUPT_MODULE_SERCOM7
- */
-enum system_interrupt_vector _sercom_get_interrupt_vector(
-    Sercom *const sercom_instance)
-{
-    const uint8_t sercom_int_vectors[SERCOM_INST_NUM] = {
-        MREPEAT(SERCOM_INST_NUM, _SERCOM_INTERRUPT_VECT_NUM, ~)
-    };
-
-    /* Retrieve the index of the SERCOM being requested */
-    uint8_t instance_index = _sercom_get_sercom_inst_index(sercom_instance);
-
-    /* Get the vector number from the lookup table for the requested SERCOM */
-    return (enum system_interrupt_vector)sercom_int_vectors[instance_index];
-}
-
-/** Auto-generate a set of interrupt handlers for each SERCOM in the device */
-MREPEAT(SERCOM_INST_NUM, _SERCOM_INTERRUPT_HANDLER, ~)