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FreeRTOS-Kernel/FreeRTOS/Demo/ARM9_STR91X_IAR/Library/source/91x_vic.c
Richard Barry f508a5f653 Add FreeRTOS-Plus directory.
2012-08-11 21:34:11 +00:00

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/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
* File Name : 91x_vic.c
* Author : MCD Application Team
* Date First Issued : 05/18/2006 : Version 1.0
* Description : This file provides all the VIC software functions.
********************************************************************************
* History:
* 05/24/2006 : Version 1.1
* 05/18/2006 : Version 1.0
********************************************************************************
* THE PRESENT SOFTWARE 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.
*******************************************************************************/
/* Standard include ----------------------------------------------------------*/
#include "91x_vic.h"
/* Include of other module interface headers ---------------------------------*/
/* Local includes ------------------------------------------------------------*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
#define VIC_REGISTER_NUMBER 16
#define VIC_PROTECTION_ENABLE_MASK 0x1
#define VIC_PROTECTION_DISABLE_MASK 0xFFFFFFFE
#define VIC_VECTOR_ENABLE_MASK 0x20
#define VIC_IT_SOURCE_MASK 0xFFFFFFE0
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
static void VIC_ITModeConfig(u16 VIC_Source, VIC_ITLineMode VIC_LineMode);
static void VIC_ISRVectAddConfig(u16 VIC_Source, u16 VIC_Priority, \
void (*VIC_VectAddress)(void));
static void VIC_VectEnableConfig(u16 VIC_Source, u16 VIC_Priority);
static void VIC_ITSourceConfig(u16 VIC_Source, u16 VIC_Priority);
/* Interface functions -------------------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* Function Name : VIC_DeInit
* Description : Deinitialize the VIC module registers to their default reset
* values.
* Input : None
* Output : None
* Return : None
*******************************************************************************/
void VIC_DeInit(void)
{
SCU_AHBPeriphReset(__VIC, ENABLE); /* VIC peripheral is under Reset */
SCU_AHBPeriphReset(__VIC, DISABLE); /* VIC peripheral Reset off */
}
/*******************************************************************************
* Function Name : VIC_GetIRQStatus
* Description : Get the status of interrupts after IRQ masking.
* Input : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Output : None
* Return : The status of the IRQ interrupt after masking (SET or RESET).
*******************************************************************************/
FlagStatus VIC_GetIRQStatus(u16 VIC_Source)
{
u32 VIC_Mask = 1;
if (VIC_Source < VIC_REGISTER_NUMBER)
{
if ((VIC0->ISR | VIC_Mask << VIC_Source) != RESET)
return SET;
else
return RESET;
}
else
{
if ((VIC1->ISR | VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER)) != RESET)
return SET;
else
return RESET;
}
}
/*******************************************************************************
* Function Name : VIC_GetFIQStatus
* Description : Get the status of interrupts after FIQ masking
* Input : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Output : None
* Return : The status of the FIQ interrupt after masking (SET or RESET)
*******************************************************************************/
FlagStatus VIC_GetFIQStatus(u16 VIC_Source)
{
u32 VIC_Mask = 1;
if (VIC_Source < VIC_REGISTER_NUMBER)
{
if ((VIC0->RINTSR | VIC_Mask << VIC_Source) != RESET)
return SET;
else
return RESET;
}
else
{
if ((VIC1->RINTSR | VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER)) != RESET)
return SET;
else
return RESET;
}
}
/*******************************************************************************
* Function Name : VIC_GetSourceITStatus
* Description : Get the status of the source interrupts before masking.
* Input : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Output : None
* Return : The status of the source interrupt before masking
*******************************************************************************/
FlagStatus VIC_GetSourceITStatus(u16 VIC_Source)
{
u32 VIC_Mask = 1;
if (VIC_Source < VIC_REGISTER_NUMBER)
{
if ((VIC0->FSR | VIC_Mask << VIC_Source) != RESET)
return SET;
else
return RESET;
}
else
{
if ((VIC1->FSR | VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER)) != RESET)
return SET;
else
return RESET;
}
}
/*******************************************************************************
* Function Name : VIC_ITModeConfig
* Description : Select the type of interrupt (IRQ or FIQ)
* Input1 : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Input2 : VIC_LineMode :specifies the type of interrupt of the source
* line. This parameter can be one of the following values:
* - VIC_IRQ: the correspondent line is configured as IRQ.
* - VIC_FIQ: the correspondent line is configured as FIQ.
* Output : None
* Return : None
*******************************************************************************/
static void VIC_ITModeConfig(u16 VIC_Source, VIC_ITLineMode VIC_LineMode)
{
u32 VIC_Mask = 1;
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
{
if (VIC_LineMode == VIC_IRQ)
VIC0->INTSR &= ~(VIC_Mask << VIC_Source);
else /* VIC_LineMode == VIC_FIQ */
VIC0->INTSR |= (VIC_Mask << VIC_Source);
}
else /* VIC1 */
{
if (VIC_LineMode == VIC_IRQ)
VIC1->INTSR &= ~(VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER));
else /* VIC_LineMode == VIC_FIQ */
VIC1->INTSR |= (VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER));
}
}
/*******************************************************************************
* Function Name : VIC_ITCmd
* Description : Enable or disable the interrupt request lines.
* Input1 : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Input2 : FMI_NewState: specifies the line status.
* This parameter can be one of the following values:
* - ENABLE: The line is enabled.
* - DISABLE: The line is disabled.
* Output : None
* Return : None
*******************************************************************************/
void VIC_ITCmd(u16 VIC_Source, FunctionalState VIC_NewState)
{
u32 VIC_Mask = 1;
if (VIC_NewState == ENABLE)
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
VIC0->INTER |= (VIC_Mask << VIC_Source);
else /* VIC1 */
VIC1->INTER |= (VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER));
}
else /* VIC_NewState == DISABLE */
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
VIC0->INTECR |= (VIC_Mask << VIC_Source);
else /* VIC1 */
VIC1->INTECR |= (VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER));
}
}
/*******************************************************************************
* Function Name : VIC_SWITCmd
* Description : Generate a software interrupt for the specific source
* interrupt.
* Input1 : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Input2 : FMI_NewState: specifies the software interrupt status.
* This parameter can be one of the following values:
* - ENABLE: The software interrupt is enabled.
* - DISABLE: The software interrupt is disabled.
* Output : None
* Return : None
*******************************************************************************/
void VIC_SWITCmd(u16 VIC_Source, FunctionalState VIC_NewState)
{
u32 VIC_Mask = 1;
if (VIC_NewState == ENABLE)
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
VIC0->SWINTR |= (VIC_Mask << VIC_Source);
else /* VIC1 */
VIC1->SWINTR |= (VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER));
}
else /* VIC_NewState == DISABLE */
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
VIC0->SWINTCR = (VIC_Mask << VIC_Source);
else /* VIC1 */
VIC1->SWINTCR = (VIC_Mask << (VIC_Source - VIC_REGISTER_NUMBER));
}
}
/*******************************************************************************
* Function Name : VIC_ProtectionCmd
* Description : Enable or Disable the register access protection.
* Input : FMI_NewState: specifies the protection status.
* This parameter can be one of the following values:
* - ENABLE: The protection is enabled.
* - DISABLE: The protection is disabled.
* Output : None
* Return : None
*******************************************************************************/
void VIC_ProtectionCmd(FunctionalState VIC_NewState)
{
if (VIC_NewState == ENABLE)
{
VIC0->PER |= VIC_PROTECTION_ENABLE_MASK;
VIC1->PER |= VIC_PROTECTION_ENABLE_MASK;
}
else
{
VIC0->PER &= VIC_PROTECTION_DISABLE_MASK;
VIC1->PER &= VIC_PROTECTION_DISABLE_MASK;
}
}
/*******************************************************************************
* Function Name : VIC_GetCurrentISRAdd
* Description : Get the address of the current active ISR.
* Input : VICx: specifies the VIC peripheral
* This parameter can be one of the following values:
* - VIC0: To select VIC0.
* - VIC1: To select VIC1.
* Output : None
* Return : The Address of the active ISR.
*******************************************************************************/
u32 VIC_GetCurrentISRAdd(VIC_TypeDef* VICx)
{
return VICx->VAR;
}
/*******************************************************************************
* Function Name : VIC_ISRVectAddConfig
* Description : Configuration of the ISR vector address.
* Input1 : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Input2 : VIC_Priority: specifies the priority of the interrupt.
* It can be a value from 0 to 15. 0 is the highest priority.
* Input3 : void (*VIC_VectAddress)(void): specifies the ISR vector
* address pointer.
* Output : None
* Return : None
*******************************************************************************/
static void VIC_ISRVectAddConfig(u16 VIC_Source, u16 VIC_Priority, \
void (*VIC_VectAddress)(void))
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
VIC0->VAiR[VIC_Priority] = (u32)VIC_VectAddress;
else /* VIC1 */
VIC1->VAiR[VIC_Priority] = (u32)VIC_VectAddress;
}
/*******************************************************************************
* Function Name : VIC_GetISRVectAdd
* Description : Get the ISR vector address of the correspondent line.
* Input : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Output : None
* Return : The correspondent ISR vector address.
*******************************************************************************/
u32 VIC_GetISRVectAdd(u16 VIC_Source)
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
return VIC0->VAiR[VIC_Source];
else /* VIC1 */
return VIC1->VAiR[VIC_Source - VIC_REGISTER_NUMBER];
}
/*******************************************************************************
* Function Name : VIC_VectEnableConfig
* Description : Enable the vector interrupt.
* Input1 : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Input2 : VIC_Priority: specifies the priority of the interrupt.
* It can be a value from 0 to 15. 0 is the highest priority.
* Output : None
* Return : None
*******************************************************************************/
static void VIC_VectEnableConfig(u16 VIC_Source, u16 VIC_Priority)
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
VIC0->VCiR[VIC_Priority] |= VIC_VECTOR_ENABLE_MASK;
else /* VIC1 */
VIC1->VCiR[VIC_Priority] |= VIC_VECTOR_ENABLE_MASK;
}
/*******************************************************************************
* Function Name : VIC_ITSourceConfig
* Description : Select the interrupt source.
* Input1 : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Input2 : VIC_Priority: specifies the priority of the interrupt.
* It can be a value from 0 to 15. 0 is the highest priority.
* Output : None
* Return : None
*******************************************************************************/
static void VIC_ITSourceConfig(u16 VIC_Source, u16 VIC_Priority)
{
if (VIC_Source < VIC_REGISTER_NUMBER) /* VIC0 */
{
VIC0->VCiR[VIC_Priority] &= VIC_IT_SOURCE_MASK;
VIC0->VCiR[VIC_Priority] |= VIC_Source;
}
else /* VIC1 */
{
VIC1->VCiR[VIC_Priority] &= VIC_IT_SOURCE_MASK;
VIC1->VCiR[VIC_Priority] |= VIC_Source - VIC_REGISTER_NUMBER;
}
}
/*******************************************************************************
* Function Name : VIC_Config
* Description : Configure the ISR, the line, the mode and the priority for
* each interrupt source line.
* Input1 : VIC_Source: specifies the number of the source line.
* This parameter can be one of the following values:
* - WDG_ITLine : VIC source 0
* - SW_ITLine : VIC source 1
* - ARMRX_ITLine : VIC source 2
* - ARMTX_ITLine : VIC source 3
* - TIM0_ITLine : VIC source 4
* - TIM1_ITLine : VIC source 5
* - TIM2_ITLine : VIC source 6
* - TIM3_ITLine : VIC source 7
* - USBHP_ITLine : VIC source 8
* - USBLP_ITLine : VIC source 9
* - SCU_ITLine : VIC source 10
* - ENET_ITLine : VIC source 11
* - DMA_ITLine : VIC source 12
* - CAN_ITLine : VIC source 13
* - MC_ITLine : VIC source 14
* - ADC_ITLine : VIC source 15
* - UART0_ITLine : VIC source 16
* - UART1_ITLine : VIC source 17
* - UART2_ITLine : VIC source 18
* - I2C0_ITLine : VIC source 19
* - I2C1_ITLine : VIC source 20
* - SSP0_ITLine : VIC source 21
* - SSP1_ITLine : VIC source 22
* - LVD_ITLine : VIC source 23
* - RTC_ITLine : VIC source 24
* - WIU_ITLine : VIC source 25
* - EXTIT0_ITLine: VIC source 26
* - EXTIT1_ITLine: VIC source 27
* - EXTIT2_ITLine: VIC source 28
* - EXTIT3_ITLine: VIC source 29
* - USBWU_ITLine : VIC source 30
* - PFQBC_ITLine : VIC source 31
* Input2 : VIC_LineMode :specifies the type of interrupt of the source
* line. This parameter can be one of the following values:
* - VIC_IRQ: the correspondent line is configured as IRQ.
* - VIC_FIQ: the correspondent line is configured as FIQ.
* Input3 : VIC_Priority: specifies the priority of the interrupt.
* It can be a value from 0 to 15. 0 is the highest priority.
* Output : None
* Return : None
*******************************************************************************/
void VIC_Config(u16 VIC_Source, VIC_ITLineMode VIC_LineMode, u8 VIC_Priority)
{
switch (VIC_Source)
{
case 0: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, WDG_IRQHandler);
break;
case 1: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, SW_IRQHandler);
break;
case 2: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, ARMRX_IRQHandler);
break;
case 3: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, ARMTX_IRQHandler);
break;
case 4: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, TIM0_IRQHandler);
break;
case 5: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, TIM1_IRQHandler);
break;
case 6: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, TIM2_IRQHandler);
break;
case 7: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, TIM3_IRQHandler);
break;
case 8: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, USBHP_IRQHandler);
break;
case 9: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, USBLP_IRQHandler);
break;
case 10: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, SCU_IRQHandler);
break;
case 11: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, ENET_IRQHandler);
break;
case 12: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, DMA_IRQHandler);
break;
case 13: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, CAN_IRQHandler);
break;
case 14: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, MC_IRQHandler);
break;
case 15: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, ADC_IRQHandler);
break;
case 16: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, UART0_IRQHandler);
break;
case 17: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, UART1_IRQHandler);
break;
case 18: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, UART2_IRQHandler);
break;
case 19: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, I2C0_IRQHandler);
break;
case 20: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, I2C1_IRQHandler);
break;
case 21: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, SSP0_IRQHandler);
break;
case 22: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, SSP1_IRQHandler);
break;
case 23: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, LVD_IRQHandler);
break;
case 24: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, RTC_IRQHandler);
break;
case 25: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, WIU_IRQHandler);
break;
case 26: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, EXTIT0_IRQHandler);
break;
case 27: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, EXTIT1_IRQHandler);
break;
case 28: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, EXTIT2_IRQHandler);
break;
case 29: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, EXTIT3_IRQHandler);
break;
case 30: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, USBWU_IRQHandler);
break;
case 31: VIC_ISRVectAddConfig(VIC_Source, VIC_Priority, PFQBC_IRQHandler);
break;
default: break;
}
VIC_ITModeConfig(VIC_Source, VIC_LineMode);
VIC_VectEnableConfig(VIC_Source, VIC_Priority);
VIC_ITSourceConfig(VIC_Source, VIC_Priority);
}
/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/
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