/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
* File Name          : hw_config.c
* Author             : MCD Application Team
* Version            : V2.2.0
* Date               : 06/13/2008
* Description        : Hardware Configuration & Setup
********************************************************************************
* 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 FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*******************************************************************************/

/* Includes ------------------------------------------------------------------*/
#include "sys.h"
#include "hw_config.h"
#include "platform_config.h"
#include "mass_mal.h"
#include "usb_desc.h"
#include "usb_pwr.h"
#include "led.h"
					    			 

//配置USB時鐘,USBclk=48Mhz
void Set_USBClock(void)
{
 	RCC->CFGR&=~(1<<22); //USBclk=PLLclk/1.5=48Mhz	    
	RCC->APB1ENR|=1<<23; //USB時鐘使能					 
}

/*******************************************************************************
* Function Name  : Enter_LowPowerMode
* Description    : Power-off system clocks and power while entering suspend mode
* Input          : None.
* Return         : None.
*******************************************************************************/
void Enter_LowPowerMode(void)
{
	bDeviceState = SUSPENDED;
}

/*******************************************************************************
* Function Name  : Leave_LowPowerMode
* Description    : Restores system clocks and power while exiting suspend mode
* Input          : None.
* Return         : None.
*******************************************************************************/
void Leave_LowPowerMode(void)
{
  DEVICE_INFO *pInfo = &Device_Info;

  /* Set the device state to the correct state */
  if (pInfo->Current_Configuration != 0)
  {
    /* Device configured */
    bDeviceState = CONFIGURED;
  }
  else
  {
    bDeviceState = ATTACHED;
  }

}   
//USB中斷配置
void USB_Interrupts_Config(void)
{
  
	EXTI->IMR|=1<<18;//  開啟線18上的中斷
 	EXTI->RTSR|=1<<18;//line 18上事件上升降沿觸發	 
	MY_NVIC_Init(1,0,USB_LP_CAN_RX0_IRQChannel,2);//組2，優先級次之 
	MY_NVIC_Init(0,0,USBWakeUp_IRQChannel,2);     //組2，優先級最高	 	 
}		 
/*******************************************************************************
* Function Name  : Led_RW_ON
* Description    : Turn ON the Read/Write LEDs.
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/
void Led_RW_ON(void)
{
	LED1=0;
}

/*******************************************************************************
* Function Name  : Led_RW_OFF
* Description    : Turn off the Read/Write LEDs.
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/
void Led_RW_OFF(void)
{
	LED1=1;
}
/*******************************************************************************
* Function Name  : USB_Configured_LED
* Description    : Turn ON the Read/Write LEDs.
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/
void USB_Configured_LED(void)
{
  //GPIO_SetBits(USB_LED_PORT, GPIO_Pin_6);
}

/*******************************************************************************
* Function Name  : USB_NotConfigured_LED
* Description    : Turn off the Read/Write LEDs.
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/
void USB_NotConfigured_LED(void)
{
  //GPIO_ResetBits(USB_LED_PORT, GPIO_Pin_6);
}

/*******************************************************************************
* Function Name  : USB_Cable_Config
* Description    : Software Connection/Disconnection of USB Cable.
* Input          : None.
* Return         : Status
*******************************************************************************/
void USB_Cable_Config (FunctionalState NewState)
{
  if (NewState != DISABLE)
  {
	LED1=1;
  }
  else
  {
	LED1=0;
  }
}

/*******************************************************************************
* Function Name  : Get_SerialNum.
* Description    : Create the serial number string descriptor.
* Input          : None.
* Output         : None.
* Return         : None.
*******************************************************************************/
void Get_SerialNum(void)
{
  u32 Device_Serial0, Device_Serial1, Device_Serial2;		 
  Device_Serial0 = *(vu32*)(0x1FFFF7E8);
  Device_Serial1 = *(vu32*)(0x1FFFF7EC);
  Device_Serial2 = *(vu32*)(0x1FFFF7F0);   
  if (Device_Serial0 != 0)
  {
    MASS_StringSerial[2] = (u8)(Device_Serial0 & 0x000000FF);
    MASS_StringSerial[4] = (u8)((Device_Serial0 & 0x0000FF00) >> 8);
    MASS_StringSerial[6] = (u8)((Device_Serial0 & 0x00FF0000) >> 16);
    MASS_StringSerial[8] = (u8)((Device_Serial0 & 0xFF000000) >> 24);  
    MASS_StringSerial[10] = (u8)(Device_Serial1 & 0x000000FF);
    MASS_StringSerial[12] = (u8)((Device_Serial1 & 0x0000FF00) >> 8);
    MASS_StringSerial[14] = (u8)((Device_Serial1 & 0x00FF0000) >> 16);
    MASS_StringSerial[16] = (u8)((Device_Serial1 & 0xFF000000) >> 24);

    MASS_StringSerial[18] = (u8)(Device_Serial2 & 0x000000FF);
    MASS_StringSerial[20] = (u8)((Device_Serial2 & 0x0000FF00) >> 8);
    MASS_StringSerial[22] = (u8)((Device_Serial2 & 0x00FF0000) >> 16);
    MASS_StringSerial[24] = (u8)((Device_Serial2 & 0xFF000000) >> 24);
  }
}	  
/*******************************************************************************
* Function Name  : MAL_Config
* Description    : MAL_layer configuration
* Input          : None.
* Return         : None.
*******************************************************************************/
void MAL_Config(void)
{
	MAL_Init(0);	  
}

/*******************************************************************************
* Function Name  : USB_Disconnect_Config
* Description    : Disconnect pin configuration
* Input          : None.
* Return         : None.
*******************************************************************************/
void USB_Disconnect_Config(void)
{											 
//  GPIO_InitTypeDef GPIO_InitStructure;
//
//  /* Enable USB_DISCONNECT GPIO clock */
//  RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIO_DISCONNECT, ENABLE);
//
//  /* USB_DISCONNECT_PIN used as USB pull-up */
//  GPIO_InitStructure.GPIO_Pin = USB_DISCONNECT_PIN;
//  GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
//  GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_OD;
//  GPIO_Init(USB_DISCONNECT, &GPIO_InitStructure);
}