1 files changed, 336 insertions, 0 deletions
diff --git a/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/Audio_Speaker/src/stm32_it.c b/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/Audio_Speaker/src/stm32_it.c
new file mode 100644
index 0000000..74ba641
--- /dev/null
+++ b/thirdparty/STM32_USB-FS-Device_Lib_V4.0.0/Projects/Audio_Speaker/src/stm32_it.c
@@ -0,0 +1,336 @@
+/**
+  ******************************************************************************
+  * @file    stm32_it.c
+  * @author  MCD Application Team
+  * @version V4.0.0
+  * @date    21-January-2013
+  * @brief   Main Interrupt Service Routines.
+  *          This file provides template for all exceptions handler and peripherals
+  *          interrupt service routine.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
+  *
+  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+  * You may not use this file except in compliance with the License.
+  * You may obtain a copy of the License at:
+  *
+  *        http://www.st.com/software_license_agreement_liberty_v2
+  *
+  * Unless required by applicable law or agreed to in writing, software 
+  * distributed under the License is distributed on an "AS IS" BASIS, 
+  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  * See the License for the specific language governing permissions and
+  * limitations under the License.
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "hw_config.h"
+#include "stm32_it.h"
+#include "usb_istr.h"
+#include "usb_lib.h"
+#include "usb_pwr.h"
+
+/* Private typedef -----------------------------------------------------------*/
+/* Private define ------------------------------------------------------------*/
+#define DUMMYDATA  0x1111
+
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+uint16_t Out_Data_Offset;
+extern uint16_t In_Data_Offset;
+extern uint8_t Stream_Buff[24];
+extern uint32_t MUTE_DATA;
+
+/* Private function prototypes -----------------------------------------------*/
+/* Private functions ---------------------------------------------------------*/
+
+/******************************************************************************/
+/*            Cortex-M Processor Exceptions Handlers                         */
+/******************************************************************************/
+
+/*******************************************************************************
+* Function Name  : NMI_Handler
+* Description    : This function handles NMI exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void NMI_Handler(void)
+{
+}
+
+/*******************************************************************************
+* Function Name  : HardFault_Handler
+* Description    : This function handles Hard Fault exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void HardFault_Handler(void)
+{
+  /* Go to infinite loop when Hard Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/*******************************************************************************
+* Function Name  : MemManage_Handler
+* Description    : This function handles Memory Manage exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void MemManage_Handler(void)
+{
+  /* Go to infinite loop when Memory Manage exception occurs */
+  while (1)
+  {
+  }
+}
+
+/*******************************************************************************
+* Function Name  : BusFault_Handler
+* Description    : This function handles Bus Fault exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void BusFault_Handler(void)
+{
+  /* Go to infinite loop when Bus Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/*******************************************************************************
+* Function Name  : UsageFault_Handler
+* Description    : This function handles Usage Fault exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void UsageFault_Handler(void)
+{
+  /* Go to infinite loop when Usage Fault exception occurs */
+  while (1)
+  {
+  }
+}
+
+/*******************************************************************************
+* Function Name  : SVC_Handler
+* Description    : This function handles SVCall exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void SVC_Handler(void)
+{
+}
+
+/*******************************************************************************
+* Function Name  : DebugMon_Handler
+* Description    : This function handles Debug Monitor exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void DebugMon_Handler(void)
+{
+}
+
+/*******************************************************************************
+* Function Name  : PendSV_Handler
+* Description    : This function handles PendSV_Handler exception.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void PendSV_Handler(void)
+{
+}
+
+/*******************************************************************************
+* Function Name  : SysTick_Handler
+* Description    : This function handles SysTick Handler.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void SysTick_Handler(void)
+{
+}
+
+/******************************************************************************/
+/*            STM32 Peripherals Interrupt Handlers                        */
+/******************************************************************************/
+
+/*******************************************************************************
+* Function Name  : USB_HP_CAN1_TX_IRQHandler
+* Description    : This function handles USB High Priority or CAN1 TX interrupts
+*                  requests.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void USB_HP_CAN1_TX_IRQHandler(void)
+{
+  CTR_HP();
+}
+
+/*******************************************************************************
+* Function Name  : USB_IRQHandler
+* Description    : This function handles USB Low Priority or CAN RX0 interrupts
+*                  requests.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+#if defined(STM32L1XX_MD)
+void USB_LP_IRQHandler(void)
+#else
+void USB_LP_CAN1_RX0_IRQHandler(void)
+#endif
+{
+  USB_Istr();
+}
+
+#ifdef USE_STM3210B_EVAL
+/*******************************************************************************
+* Function Name  : TIM2_IRQHandler
+* Description    : This function handles TIM2 global interrupt request.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void TIM2_IRQHandler(void)
+{
+  if (TIM_GetITStatus(TIM2, TIM_IT_Update) != RESET)
+  {
+    /* Clear TIM2 update interrupt */
+    TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
+
+    if ((Out_Data_Offset < In_Data_Offset) && ((uint8_t)(MUTE_DATA) == 0))
+    {
+      TIM_SetCompare3(TIM4, Stream_Buff[Out_Data_Offset]);
+      Out_Data_Offset++;
+    }
+  }
+}
+#endif /* USE_STM3210B_EVAL */
+
+#if defined (USE_STM3210E_EVAL)
+/*******************************************************************************
+* Function Name  : SPI2_IRQHandler
+* Description    : This function handles SPI2 global interrupt request.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void SPI2_IRQHandler(void)
+{
+  static uint8_t channel = 0;
+
+  if ((SPI_I2S_GetITStatus(SPI2, SPI_I2S_IT_TXE) == SET))
+  {
+    /* Audio codec configuration section */
+    if (GetVar_SendDummyData() == 1)
+    {
+      /* Send a dummy data just to generate the I2S clock */
+      SPI_I2S_SendData(SPI2, DUMMYDATA);
+    }
+    
+   else if ((Out_Data_Offset < In_Data_Offset) && ((uint8_t)(MUTE_DATA) == 0))
+    {
+      if ((channel++) & 1)
+      {
+        SPI_I2S_SendData(SPI2, (uint16_t)Stream_Buff[Out_Data_Offset++]);
+      }
+      else
+      {
+        SPI_I2S_SendData(SPI2, (uint16_t)Stream_Buff[Out_Data_Offset]);
+      }
+    }
+  }
+}
+
+#endif /* USE_STM3210E_EVAL */
+
+#if defined(STM32L1XX_MD)
+
+/**
+  * @brief  This function handles TIM6 global interrupt request.
+  * @param  None
+  * @retval None
+  */
+void TIM6_IRQHandler(void)
+{
+  if (TIM_GetITStatus(TIM6, TIM_IT_Update) != RESET)
+  {
+    /* Clear TIM6 update interrupt */
+    TIM_ClearITPendingBit(TIM6, TIM_IT_Update);
+
+    if ((Out_Data_Offset < In_Data_Offset) && ((uint8_t)(MUTE_DATA) == 0))
+    {
+      /* Set DAC Channel1 DHR register */
+      DAC_SetChannel1Data(DAC_Align_8b_R, Stream_Buff[Out_Data_Offset]);      
+      Out_Data_Offset++;
+    }
+  }
+}
+
+#endif /* STM32L1XX_XD */
+
+/*******************************************************************************
+* Function Name  : USB_HP_IRQHandler
+* Description    : This function handles USB High Priority interrupts  requests.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+void USB_HP_IRQHandler(void)
+{
+  CTR_HP();
+}
+
+/*******************************************************************************
+* Function Name  : USB_WakeUP_IRQHandler
+* Description    : This function handles USB WakeUp interrupt request.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+#if defined(STM32L1XX_MD)
+void USB_FS_WKUP_IRQHandler(void)
+#else
+void USBWakeUp_IRQHandler(void)
+#endif
+{
+  EXTI_ClearITPendingBit(EXTI_Line18);
+}
+
+/******************************************************************************/
+/*                 STM32 Peripherals Interrupt Handlers                   */
+/*  Add here the Interrupt Handler for the used peripheral(s) (PPP), for the  */
+/*  available peripheral interrupt handler's name please refer to the startup */
+/*  file (startup_stm32xxx.s).                                            */
+/******************************************************************************/
+
+/*******************************************************************************
+* Function Name  : PPP_IRQHandler
+* Description    : This function handles PPP interrupt request.
+* Input          : None
+* Output         : None
+* Return         : None
+*******************************************************************************/
+/*void PPP_IRQHandler(void)
+{
+}*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/