| 1 |
577 |
jeremybenn |
/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
|
| 2 |
|
|
* File Name : 75x_cfg.c
|
| 3 |
|
|
* Author : MCD Application Team
|
| 4 |
|
|
* Date First Issued : 03/10/2006
|
| 5 |
|
|
* Description : This file provides all the CFG software functions.
|
| 6 |
|
|
********************************************************************************
|
| 7 |
|
|
* History:
|
| 8 |
|
|
* 07/17/2006 : V1.0
|
| 9 |
|
|
* 03/10/2006 : V0.1
|
| 10 |
|
|
********************************************************************************
|
| 11 |
|
|
* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
|
| 12 |
|
|
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
|
| 13 |
|
|
* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT,
|
| 14 |
|
|
* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE
|
| 15 |
|
|
* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING
|
| 16 |
|
|
* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
|
| 17 |
|
|
*******************************************************************************/
|
| 18 |
|
|
|
| 19 |
|
|
/* Includes ------------------------------------------------------------------*/
|
| 20 |
|
|
#include "75x_cfg.h"
|
| 21 |
|
|
|
| 22 |
|
|
/* Private typedef -----------------------------------------------------------*/
|
| 23 |
|
|
/* Private define ------------------------------------------------------------*/
|
| 24 |
|
|
#define CFG_SWBOOT_Mask 0xFFFFFFFC
|
| 25 |
|
|
#define CFG_FLASHBusy_Mask 0x00000080
|
| 26 |
|
|
|
| 27 |
|
|
/* Private macro -------------------------------------------------------------*/
|
| 28 |
|
|
/* Private variables ---------------------------------------------------------*/
|
| 29 |
|
|
/* Private function prototypes -----------------------------------------------*/
|
| 30 |
|
|
/* Private functions ---------------------------------------------------------*/
|
| 31 |
|
|
|
| 32 |
|
|
/*******************************************************************************
|
| 33 |
|
|
* Function Name : CFG_BootSpaceConfig
|
| 34 |
|
|
* Description : Selects which memory space will be remapped at address 0x00.
|
| 35 |
|
|
* Input : - CFG_BootSpace: specifies the memory space to be remapped
|
| 36 |
|
|
* at address 0x00.
|
| 37 |
|
|
* This parameter can be one of the following values:
|
| 38 |
|
|
* - CFG_BootSpace_FLASH
|
| 39 |
|
|
* - CFG_BootSpace_SRAM
|
| 40 |
|
|
* - CFG_BootSpace_ExtSMI
|
| 41 |
|
|
* Output : None
|
| 42 |
|
|
* Return : None
|
| 43 |
|
|
*******************************************************************************/
|
| 44 |
|
|
void CFG_BootSpaceConfig(u32 CFG_BootSpace)
|
| 45 |
|
|
{
|
| 46 |
|
|
u32 Temp = 0;
|
| 47 |
|
|
|
| 48 |
|
|
/* Clear SW_BOOT[1:0] bits */
|
| 49 |
|
|
Temp = CFG->GLCONF & CFG_SWBOOT_Mask;
|
| 50 |
|
|
|
| 51 |
|
|
/* Set SW_BOOT[1:0] bits according to CFG_BootSpace parameter value */
|
| 52 |
|
|
Temp |= CFG_BootSpace;
|
| 53 |
|
|
|
| 54 |
|
|
/* Store the new value */
|
| 55 |
|
|
CFG->GLCONF = Temp;
|
| 56 |
|
|
}
|
| 57 |
|
|
|
| 58 |
|
|
/*******************************************************************************
|
| 59 |
|
|
* Function Name : CFG_FLASHBurstConfig
|
| 60 |
|
|
* Description : Enables or disables the FLASH Burst mode.
|
| 61 |
|
|
* Input : - CCFG_FLASHBurst: specifies the new state of the FLASH Burst
|
| 62 |
|
|
* mode.
|
| 63 |
|
|
* This parameter can be one of the following values:
|
| 64 |
|
|
* - CFG_FLASHBurst_Disable
|
| 65 |
|
|
* - CFG_FLASHBurst_Enable
|
| 66 |
|
|
* Output : None
|
| 67 |
|
|
* Return : None
|
| 68 |
|
|
*******************************************************************************/
|
| 69 |
|
|
void CFG_FLASHBurstConfig(u32 CFG_FLASHBurst)
|
| 70 |
|
|
{
|
| 71 |
|
|
if(CFG_FLASHBurst == CFG_FLASHBurst_Enable)
|
| 72 |
|
|
{
|
| 73 |
|
|
CFG->GLCONF |= CFG_FLASHBurst_Enable;
|
| 74 |
|
|
}
|
| 75 |
|
|
else
|
| 76 |
|
|
{
|
| 77 |
|
|
CFG->GLCONF &= CFG_FLASHBurst_Disable;
|
| 78 |
|
|
}
|
| 79 |
|
|
}
|
| 80 |
|
|
|
| 81 |
|
|
/*******************************************************************************
|
| 82 |
|
|
* Function Name : CFG_USBFilterConfig
|
| 83 |
|
|
* Description : Enables or disables the USB Filter.
|
| 84 |
|
|
* Input : - CFG_USBFilter: specifies the new state of the USB Filter.
|
| 85 |
|
|
* This parameter can be one of the following values:
|
| 86 |
|
|
* - CFG_USBFilter_Disable
|
| 87 |
|
|
* - CFG_USBFilter_Enable
|
| 88 |
|
|
* Output : None
|
| 89 |
|
|
* Return : None
|
| 90 |
|
|
*******************************************************************************/
|
| 91 |
|
|
void CFG_USBFilterConfig(u32 CFG_USBFilter)
|
| 92 |
|
|
{
|
| 93 |
|
|
if(CFG_USBFilter == CFG_USBFilter_Enable)
|
| 94 |
|
|
{
|
| 95 |
|
|
CFG->GLCONF |= CFG_USBFilter_Enable;
|
| 96 |
|
|
}
|
| 97 |
|
|
else
|
| 98 |
|
|
{
|
| 99 |
|
|
CFG->GLCONF &= CFG_USBFilter_Disable;
|
| 100 |
|
|
}
|
| 101 |
|
|
}
|
| 102 |
|
|
|
| 103 |
|
|
/*******************************************************************************
|
| 104 |
|
|
* Function Name : CFG_GetFlagStatus
|
| 105 |
|
|
* Description : Checks whether the FLASH Busy flag is set or not.
|
| 106 |
|
|
* Input : None
|
| 107 |
|
|
* Output : None
|
| 108 |
|
|
* Return : The new state of FLASH Busy flag (SET or RESET).
|
| 109 |
|
|
*******************************************************************************/
|
| 110 |
|
|
FlagStatus CFG_GetFlagStatus(void)
|
| 111 |
|
|
{
|
| 112 |
|
|
if((CFG->GLCONF & CFG_FLASHBusy_Mask) != RESET)
|
| 113 |
|
|
{
|
| 114 |
|
|
return SET;
|
| 115 |
|
|
}
|
| 116 |
|
|
else
|
| 117 |
|
|
{
|
| 118 |
|
|
return RESET;
|
| 119 |
|
|
}
|
| 120 |
|
|
}
|
| 121 |
|
|
|
| 122 |
|
|
/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/
|
