Amit Gandhi / sensen_copy_2

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Fork of mbed-dev by mbed official

targets/TARGET_Maxim/TARGET_MAX32625/device/cmsis_nvic.c@178:c26431f84b0d, 2017-11-09 (annotated)

Committer:
amithy
Date:
Thu Nov 09 22:14:37 2017 +0000
Revision:
178:c26431f84b0d
Parent:
150:02e0a0aed4ec 
test export

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 150:02e0a0aed4ec 1 /*******************************************************************************
<> 150:02e0a0aed4ec 2 * Copyright (c) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
<> 150:02e0a0aed4ec 3 *
<> 150:02e0a0aed4ec 4 * Permission is hereby granted, free of charge, to any person obtaining a
<> 150:02e0a0aed4ec 5 * copy of this software and associated documentation files (the "Software"),
<> 150:02e0a0aed4ec 6 * to deal in the Software without restriction, including without limitation
<> 150:02e0a0aed4ec 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
<> 150:02e0a0aed4ec 8 * and/or sell copies of the Software, and to permit persons to whom the
<> 150:02e0a0aed4ec 9 * Software is furnished to do so, subject to the following conditions:
<> 150:02e0a0aed4ec 10 *
<> 150:02e0a0aed4ec 11 * The above copyright notice and this permission notice shall be included
<> 150:02e0a0aed4ec 12 * in all copies or substantial portions of the Software.
<> 150:02e0a0aed4ec 13 *
<> 150:02e0a0aed4ec 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
<> 150:02e0a0aed4ec 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
<> 150:02e0a0aed4ec 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
<> 150:02e0a0aed4ec 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
<> 150:02e0a0aed4ec 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
<> 150:02e0a0aed4ec 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
<> 150:02e0a0aed4ec 20 * OTHER DEALINGS IN THE SOFTWARE.
<> 150:02e0a0aed4ec 21 *
<> 150:02e0a0aed4ec 22 * Except as contained in this notice, the name of Maxim Integrated
<> 150:02e0a0aed4ec 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
<> 150:02e0a0aed4ec 24 * Products, Inc. Branding Policy.
<> 150:02e0a0aed4ec 25 *
<> 150:02e0a0aed4ec 26 * The mere transfer of this software does not imply any licenses
<> 150:02e0a0aed4ec 27 * of trade secrets, proprietary technology, copyrights, patents,
<> 150:02e0a0aed4ec 28 * trademarks, maskwork rights, or any other form of intellectual
<> 150:02e0a0aed4ec 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
<> 150:02e0a0aed4ec 30 * ownership rights.
<> 150:02e0a0aed4ec 31 *******************************************************************************
<> 150:02e0a0aed4ec 32 */
<> 150:02e0a0aed4ec 33
<> 150:02e0a0aed4ec 34 #include "cmsis_nvic.h"
<> 150:02e0a0aed4ec 35
<> 150:02e0a0aed4ec 36 #if defined(TOOLCHAIN_GCC_ARM) || defined(TOOLCHAIN_ARM_STD)
<> 150:02e0a0aed4ec 37 __attribute__((aligned(256)))
<> 150:02e0a0aed4ec 38 #endif
<> 150:02e0a0aed4ec 39 #if defined(TOOLCHAIN_IAR)
<> 150:02e0a0aed4ec 40 #pragma data_alignment=256
<> 150:02e0a0aed4ec 41 #endif
<> 150:02e0a0aed4ec 42 static void (*ramVectorTable[MXC_IRQ_COUNT])(void);
<> 150:02e0a0aed4ec 43
<> 150:02e0a0aed4ec 44 void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector)
<> 150:02e0a0aed4ec 45 {
<> 150:02e0a0aed4ec 46 uint32_t *vectors = (uint32_t*)SCB->VTOR;
<> 150:02e0a0aed4ec 47 uint32_t i;
<> 150:02e0a0aed4ec 48
<> 150:02e0a0aed4ec 49 // Copy and switch to dynamic vectors if the first time called
<> 150:02e0a0aed4ec 50 if (SCB->VTOR != (uint32_t)ramVectorTable) {
<> 150:02e0a0aed4ec 51 uint32_t *old_vectors = (uint32_t*)SCB->VTOR;
<> 150:02e0a0aed4ec 52 vectors = (uint32_t*)ramVectorTable;
<> 150:02e0a0aed4ec 53 for (i = 0; i < NVIC_NUM_VECTORS; i++) {
<> 150:02e0a0aed4ec 54 vectors[i] = old_vectors[i];
<> 150:02e0a0aed4ec 55 }
<> 150:02e0a0aed4ec 56 SCB->VTOR = (uint32_t)ramVectorTable;
<> 150:02e0a0aed4ec 57 }
<> 150:02e0a0aed4ec 58 vectors[IRQn + NVIC_USER_IRQ_OFFSET] = vector;
<> 150:02e0a0aed4ec 59 }
<> 150:02e0a0aed4ec 60
<> 150:02e0a0aed4ec 61 uint32_t NVIC_GetVector(IRQn_Type IRQn)
<> 150:02e0a0aed4ec 62 {
<> 150:02e0a0aed4ec 63 uint32_t *vectors = (uint32_t*)SCB->VTOR;
<> 150:02e0a0aed4ec 64 return vectors[IRQn + NVIC_USER_IRQ_OFFSET];
<> 150:02e0a0aed4ec 65 }