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| /******************** (C) COPYRIGHT 2008 STMicroelectronics ******************** |
| * File Name : usb_init.c |
| * Author : MCD Application Team |
| * Version : V4.0.0 |
| * Date : 09/29/2008 |
| * Description : Initialization routines & global variables. |
| ******************************************************************************** |
| * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
| * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
| * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
| * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
| * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING |
| * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
| *******************************************************************************/ |
| |
| /* Includes ------------------------------------------------------------------*/ |
| #include "usb_lib.h" |
| /* Private typedef -----------------------------------------------------------*/ |
| /* Private define ------------------------------------------------------------*/ |
| /* Private macro -------------------------------------------------------------*/ |
| /* Private variables ---------------------------------------------------------*/ |
| |
| /* The number of current endpoint, it will be used to specify an endpoint */ |
| u8 EPindex; |
| |
| /* The number of current device, it is an index to the Device_Table */ |
| /* u8 Device_no; */ |
| /* Points to the DEVICE_INFO structure of current device */ |
| /* The purpose of this register is to speed up the execution */ |
| DEVICE_INFO *pInformation; |
| |
| /* Points to the DEVICE_PROP structure of current device */ |
| /* The purpose of this register is to speed up the execution */ |
| DEVICE_PROP *pProperty; |
| |
| /* Temporary save the state of Rx & Tx status. */ |
| /* Whenever the Rx or Tx state is changed, its value is saved */ |
| /* in this variable first and will be set to the EPRB or EPRA */ |
| /* at the end of interrupt process */ |
| u16 SaveState ; |
| u16 wInterrupt_Mask; |
| DEVICE_INFO Device_Info; |
| USER_STANDARD_REQUESTS *pUser_Standard_Requests; |
| /* Private function prototypes -----------------------------------------------*/ |
| /* Private functions ---------------------------------------------------------*/ |
| |
| /******************************************************************************* |
| * Function Name : USB_Init |
| * Description : USB system initialization |
| * Input : None. |
| * Output : None. |
| * Return : None. |
| *******************************************************************************/ |
| void USB_Init(void) |
| { |
| pInformation = &Device_Info; |
| pInformation->ControlState = 2; |
| pProperty = &Device_Property; |
| pUser_Standard_Requests = &User_Standard_Requests; |
| /* Initialize devices one by one */ |
| pProperty->Init(); |
| } |
| /******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/ |