Fork of Smoothie to port to mbed non-LPC targets.
Fork of Smoothie by
Diff: libs/LPC17xx/LPC17xxLib/src/lpc17xx_nvic.c
- Revision:
- 3:f151d08d335c
- Parent:
- 2:1df0b61d3b5a
--- a/libs/LPC17xx/LPC17xxLib/src/lpc17xx_nvic.c Fri Feb 28 18:52:52 2014 -0800 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,145 +0,0 @@ -#ifdef __LPC17XX__ - -/********************************************************************** -* $Id$ lpc17xx_nvic.c 2010-05-21 -*//** -* @file lpc17xx_nvic.c -* @brief Contains all expansion functions support for -* NVIC firmware library on LPC17xx. The main -* NVIC functions are defined in core_cm3.h -* @version 2.0 -* @date 21. May. 2010 -* @author NXP MCU SW Application Team -* -* Copyright(C) 2010, NXP Semiconductor -* All rights reserved. -* -*********************************************************************** -* Software that is described herein is for illustrative purposes only -* which provides customers with programming information regarding the -* products. This software is supplied "AS IS" without any warranties. -* NXP Semiconductors assumes no responsibility or liability for the -* use of the software, conveys no license or title under any patent, -* copyright, or mask work right to the product. NXP Semiconductors -* reserves the right to make changes in the software without -* notification. NXP Semiconductors also make no representation or -* warranty that such application will be suitable for the specified -* use without further testing or modification. -**********************************************************************/ - -/* Peripheral group ----------------------------------------------------------- */ -/** @addtogroup NVIC - * @{ - */ - -/* Includes ------------------------------------------------------------------- */ -#include "lpc17xx_nvic.h" - - -/* Private Macros ------------------------------------------------------------- */ -/** @addtogroup NVIC_Private_Macros - * @{ - */ - -/* Vector table offset bit mask */ -#define NVIC_VTOR_MASK 0x3FFFFF80 - -/** - * @} - */ - - -/* Public Functions ----------------------------------------------------------- */ -/** @addtogroup NVIC_Public_Functions - * @{ - */ - - -/*****************************************************************************//** - * @brief De-initializes the NVIC peripheral registers to their default - * reset values. - * @param None - * @return None - * - * These following NVIC peripheral registers will be de-initialized: - * - Disable Interrupt (32 IRQ interrupt sources that matched with LPC17xx) - * - Clear all Pending Interrupts (32 IRQ interrupt source that matched with LPC17xx) - * - Clear all Interrupt Priorities (32 IRQ interrupt source that matched with LPC17xx) - *******************************************************************************/ -void NVIC_DeInit(void) -{ - uint8_t tmp; - - /* Disable all interrupts */ - NVIC->ICER[0] = 0xFFFFFFFF; - NVIC->ICER[1] = 0x00000001; - /* Clear all pending interrupts */ - NVIC->ICPR[0] = 0xFFFFFFFF; - NVIC->ICPR[1] = 0x00000001; - - /* Clear all interrupt priority */ - for (tmp = 0; tmp < 32; tmp++) { - NVIC->IP[tmp] = 0x00; - } -} - -/*****************************************************************************//** - * @brief De-initializes the SCB peripheral registers to their default - * reset values. - * @param none - * @return none - * - * These following SCB NVIC peripheral registers will be de-initialized: - * - Interrupt Control State register - * - Interrupt Vector Table Offset register - * - Application Interrupt/Reset Control register - * - System Control register - * - Configuration Control register - * - System Handlers Priority Registers - * - System Handler Control and State Register - * - Configurable Fault Status Register - * - Hard Fault Status Register - * - Debug Fault Status Register - *******************************************************************************/ -void NVIC_SCBDeInit(void) -{ - uint8_t tmp; - - SCB->ICSR = 0x0A000000; - SCB->VTOR = 0x00000000; - SCB->AIRCR = 0x05FA0000; - SCB->SCR = 0x00000000; - SCB->CCR = 0x00000000; - - for (tmp = 0; tmp < 32; tmp++) { - SCB->SHP[tmp] = 0x00; - } - - SCB->SHCSR = 0x00000000; - SCB->CFSR = 0xFFFFFFFF; - SCB->HFSR = 0xFFFFFFFF; - SCB->DFSR = 0xFFFFFFFF; -} - - -/*****************************************************************************//** - * @brief Set Vector Table Offset value - * @param offset Offset value - * @return None - *******************************************************************************/ -void NVIC_SetVTOR(uint32_t offset) -{ -// SCB->VTOR = (offset & NVIC_VTOR_MASK); - SCB->VTOR = offset; -} - -/** - * @} - */ - -/** - * @} - */ - -/* --------------------------------- End Of File ------------------------------ */ -#endif /* __LPC17XX__ */