Diff: nRF51822/nordic-sdk/components/softdevice/common/softdevice_handler/softdevice_handler.c

Revision:

3:24e365bd1b97

Parent:

2:b61ddbb8528e

--- a/nRF51822/nordic-sdk/components/softdevice/common/softdevice_handler/softdevice_handler.c	Thu Nov 05 02:46:37 2015 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,312 +0,0 @@
-/* Copyright (c) 2012 Nordic Semiconductor. All Rights Reserved.
- *
- * The information contained herein is property of Nordic Semiconductor ASA.
- * Terms and conditions of usage are described in detail in NORDIC
- * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
- *
- * Licensees are granted free, non-transferable use of the information. NO
- * WARRANTY of ANY KIND is provided. This heading must NOT be removed from
- * the file.
- *
- */
-
-#include "softdevice_handler.h"
-#include <stdlib.h>
-#include "nordic_common.h"
-#include "app_error.h"
-#include "app_util.h"
-#include "nrf_assert.h"
-#include "nrf_soc.h"
-
-#if defined(ANT_STACK_SUPPORT_REQD) && defined(BLE_STACK_SUPPORT_REQD)
-    #include "ant_interface.h"
-#elif defined(ANT_STACK_SUPPORT_REQD) 
-    #include "ant_interface.h"
-#elif defined(BLE_STACK_SUPPORT_REQD)
-    #include "ble.h"
-#endif
-
-
-static softdevice_evt_schedule_func_t m_evt_schedule_func;              /**< Pointer to function for propagating SoftDevice events to the scheduler. */
-
-#if defined (BLE_STACK_SUPPORT_REQD) || defined (ANT_STACK_SUPPORT_REQD)
-// The following two definition is needed only if ANT or BLE events are needed to be pulled from the stack.
-static uint8_t *                      m_evt_buffer;                     /**< Buffer for receiving events from the SoftDevice. */
-#endif
-
-#ifdef BLE_STACK_SUPPORT_REQD
-static uint16_t                       m_ble_evt_buffer_size;            /**< Size of BLE event buffer. */
-#endif
-
-static volatile bool                  m_softdevice_enabled = false;     /**< Variable to indicate whether the SoftDevice is enabled. */
-
-#ifdef BLE_STACK_SUPPORT_REQD
-static ble_evt_handler_t              m_ble_evt_handler;                /**< Application event handler for handling BLE events. */
-#endif
-
-#ifdef ANT_STACK_SUPPORT_REQD
-static ant_evt_handler_t              m_ant_evt_handler;                /**< Application event handler for handling ANT events.  */
-#endif
-
-static sys_evt_handler_t              m_sys_evt_handler;                /**< Application event handler for handling System (SOC) events.  */
-
-
-/**@brief       Callback function for asserts in the SoftDevice.
- *
- * @details     A pointer to this function will be passed to the SoftDevice. This function will be
- *              called if an ASSERT statement in the SoftDevice fails.
- *
- * @param[in]   pc         The value of the program counter when the ASSERT call failed.
- * @param[in]   line_num   Line number of the failing ASSERT call.
- * @param[in]   file_name  File name of the failing ASSERT call.
- */
-void softdevice_assertion_handler(uint32_t pc, uint16_t line_num, const uint8_t * file_name)
-{
-    UNUSED_PARAMETER(pc);
-    assert_nrf_callback(line_num, file_name);
-}
-
-
-void intern_softdevice_events_execute(void)
-{
-    if (!m_softdevice_enabled)
-    {
-        // SoftDevice not enabled. This can be possible if the SoftDevice was enabled by the
-        // application without using this module's API (i.e softdevice_handler_init)
-
-        return;
-    }
-
-    bool no_more_soc_evts = (m_sys_evt_handler == NULL);
-#ifdef BLE_STACK_SUPPORT_REQD
-    bool no_more_ble_evts = (m_ble_evt_handler == NULL);
-#endif
-#ifdef ANT_STACK_SUPPORT_REQD
-    bool no_more_ant_evts = (m_ant_evt_handler == NULL);
-#endif
-
-    for (;;)
-    {
-        uint32_t err_code;
-
-        if (!no_more_soc_evts)
-        {
-            uint32_t evt_id;
-
-            // Pull event from SOC.
-            err_code = sd_evt_get(&evt_id);
-            
-            if (err_code == NRF_ERROR_NOT_FOUND)
-            {
-                no_more_soc_evts = true;
-            }
-            else if (err_code != NRF_SUCCESS)
-            {
-                APP_ERROR_HANDLER(err_code);
-            }
-            else
-            {
-                // Call application's SOC event handler.
-                m_sys_evt_handler(evt_id);
-            }
-        }
-
-#ifdef BLE_STACK_SUPPORT_REQD
-        // Fetch BLE Events.
-        if (!no_more_ble_evts)
-        {
-            // Pull event from stack
-            uint16_t evt_len = m_ble_evt_buffer_size;
-
-            err_code = sd_ble_evt_get(m_evt_buffer, &evt_len);
-            if (err_code == NRF_ERROR_NOT_FOUND)
-            {
-                no_more_ble_evts = true;
-            }
-            else if (err_code != NRF_SUCCESS)
-            {
-                APP_ERROR_HANDLER(err_code);
-            }
-            else
-            {
-                // Call application's BLE stack event handler.
-                m_ble_evt_handler((ble_evt_t *)m_evt_buffer);
-            }
-        }
-#endif
-
-#ifdef ANT_STACK_SUPPORT_REQD
-        // Fetch ANT Events.
-        if (!no_more_ant_evts)
-        {
-            // Pull event from stack
-            err_code = sd_ant_event_get(&((ant_evt_t *)m_evt_buffer)->channel,
-                                        &((ant_evt_t *)m_evt_buffer)->event,
-                                        ((ant_evt_t *)m_evt_buffer)->evt_buffer);
-            if (err_code == NRF_ERROR_NOT_FOUND)
-            {
-                no_more_ant_evts = true;
-            }
-            else if (err_code != NRF_SUCCESS)
-            {
-                APP_ERROR_HANDLER(err_code);
-            }
-            else
-            {
-                // Call application's ANT stack event handler.
-                m_ant_evt_handler((ant_evt_t *)m_evt_buffer);
-            }
-        }
-#endif
-
-        if (no_more_soc_evts)
-        {
-            // There are no remaining System (SOC) events to be fetched from the SoftDevice.
-#if defined(ANT_STACK_SUPPORT_REQD) && defined(BLE_STACK_SUPPORT_REQD)
-            // Check if there are any remaining BLE and ANT events.
-            if (no_more_ble_evts && no_more_ant_evts)
-            {
-                break;
-            }
-#elif defined(BLE_STACK_SUPPORT_REQD)
-            // Check if there are any remaining BLE events.
-            if (no_more_ble_evts)
-            {
-                break;
-            }
-#elif defined(ANT_STACK_SUPPORT_REQD)
-            // Check if there are any remaining ANT events.
-            if (no_more_ant_evts)
-            {
-                break;
-            }
-#else
-            // No need to check for BLE or ANT events since there is no support for BLE and ANT
-            // required.
-            break;
-#endif
-        }
-    }
-}
-
-
-uint32_t softdevice_handler_init(nrf_clock_lfclksrc_t           clock_source,
-                                 void *                         p_evt_buffer,
-                                 uint16_t                       evt_buffer_size,
-                                 softdevice_evt_schedule_func_t evt_schedule_func)
-{
-    uint32_t err_code;
-
-    // Save configuration.
-#if defined (BLE_STACK_SUPPORT_REQD) || defined (ANT_STACK_SUPPORT_REQD)
-    // Check that buffer is not NULL.
-    if (p_evt_buffer == NULL)
-    {
-        return NRF_ERROR_INVALID_PARAM;
-    }
-    
-    // Check that buffer is correctly aligned.
-    if (!is_word_aligned(p_evt_buffer))
-    {
-        return NRF_ERROR_INVALID_PARAM;
-    }
-
-    m_evt_buffer = (uint8_t *)p_evt_buffer;
-#else
-    // The variable p_evt_buffer is not needed if neither BLE Stack nor ANT stack support is 
-    // required.
-    UNUSED_PARAMETER(p_evt_buffer);
-#endif
-
-#if defined (BLE_STACK_SUPPORT_REQD)     
-    m_ble_evt_buffer_size = evt_buffer_size;
-#else
-    // The variable evt_buffer_size is not needed if BLE Stack support is NOT required.
-    UNUSED_PARAMETER(evt_buffer_size);
-#endif
-    
-    m_evt_schedule_func = evt_schedule_func;
-
-    // Initialize SoftDevice.
-    err_code = sd_softdevice_enable(clock_source, softdevice_assertion_handler);
-    if (err_code != NRF_SUCCESS)
-    {
-        return err_code;
-    }
-
-    m_softdevice_enabled = true;
-
-    // Enable BLE event interrupt (interrupt priority has already been set by the stack).
-    return sd_nvic_EnableIRQ(SWI2_IRQn);
-}
-
-
-uint32_t softdevice_handler_sd_disable(void)
-{
-    uint32_t err_code = sd_softdevice_disable();
- 
-    m_softdevice_enabled = !(err_code == NRF_SUCCESS);
-
-    return err_code;
-}
-
-
-#ifdef BLE_STACK_SUPPORT_REQD
-uint32_t softdevice_ble_evt_handler_set(ble_evt_handler_t ble_evt_handler)
-{
-    if (ble_evt_handler == NULL)
-    {
-        return NRF_ERROR_NULL;
-    }
-
-    m_ble_evt_handler = ble_evt_handler;
-
-    return NRF_SUCCESS;
-}
-#endif
-
-
-#ifdef ANT_STACK_SUPPORT_REQD
-uint32_t softdevice_ant_evt_handler_set(ant_evt_handler_t ant_evt_handler)
-{
-    if (ant_evt_handler == NULL)
-    {
-        return NRF_ERROR_NULL;
-    }
-
-    m_ant_evt_handler = ant_evt_handler;
-
-    return NRF_SUCCESS;
-}
-#endif
-
-
-uint32_t softdevice_sys_evt_handler_set(sys_evt_handler_t sys_evt_handler)
-{
-    if (sys_evt_handler == NULL)
-    {
-        return NRF_ERROR_NULL;
-    }
-
-    m_sys_evt_handler = sys_evt_handler;
-
-    return NRF_SUCCESS;
-}
-
-
-/**@brief   Function for handling the Application's BLE Stack events interrupt.
- *
- * @details This function is called whenever an event is ready to be pulled.
- */
-void SWI2_IRQHandler(void)
-{
-    if (m_evt_schedule_func != NULL)
-    {
-        uint32_t err_code = m_evt_schedule_func();
-        APP_ERROR_CHECK(err_code);
-    }
-    else
-    {
-        intern_softdevice_events_execute();
-    }
-}
\ No newline at end of file