mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

targets/TARGET_Freescale/TARGET_MCUXpresso_MCUS/fsl_common.c@174:b96e65c34a4d, 2017-10-02 (annotated)

Committer:
AnnaBridge
Date:
Mon Oct 02 15:33:19 2017 +0100
Revision:
174:b96e65c34a4d
This updates the lib to the mbed lib v 152

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 174:b96e65c34a4d 1 /*
AnnaBridge 174:b96e65c34a4d 2 * Copyright (c) 2015-2016, Freescale Semiconductor, Inc.
AnnaBridge 174:b96e65c34a4d 3 * All rights reserved.
AnnaBridge 174:b96e65c34a4d 4 *
AnnaBridge 174:b96e65c34a4d 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 174:b96e65c34a4d 6 * are permitted provided that the following conditions are met:
AnnaBridge 174:b96e65c34a4d 7 *
AnnaBridge 174:b96e65c34a4d 8 * o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 174:b96e65c34a4d 9 * of conditions and the following disclaimer.
AnnaBridge 174:b96e65c34a4d 10 *
AnnaBridge 174:b96e65c34a4d 11 * o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 174:b96e65c34a4d 12 * list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 174:b96e65c34a4d 13 * other materials provided with the distribution.
AnnaBridge 174:b96e65c34a4d 14 *
AnnaBridge 174:b96e65c34a4d 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
AnnaBridge 174:b96e65c34a4d 16 * contributors may be used to endorse or promote products derived from this
AnnaBridge 174:b96e65c34a4d 17 * software without specific prior written permission.
AnnaBridge 174:b96e65c34a4d 18 *
AnnaBridge 174:b96e65c34a4d 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 174:b96e65c34a4d 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 174:b96e65c34a4d 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 174:b96e65c34a4d 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 174:b96e65c34a4d 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 174:b96e65c34a4d 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 174:b96e65c34a4d 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 174:b96e65c34a4d 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 174:b96e65c34a4d 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 174:b96e65c34a4d 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 174:b96e65c34a4d 29 */
AnnaBridge 174:b96e65c34a4d 30
AnnaBridge 174:b96e65c34a4d 31 #include "fsl_common.h"
AnnaBridge 174:b96e65c34a4d 32 void InstallIRQHandler(IRQn_Type irq, uint32_t irqHandler)
AnnaBridge 174:b96e65c34a4d 33 {
AnnaBridge 174:b96e65c34a4d 34 /* Addresses for VECTOR_TABLE and VECTOR_RAM come from the linker file */
AnnaBridge 174:b96e65c34a4d 35 #if defined(__CC_ARM) || (defined(__ARMCC_VERSION) && (__ARMCC_VERSION >= 6010050))
AnnaBridge 174:b96e65c34a4d 36 extern uint32_t Image$$VECTOR_ROM$$Base[];
AnnaBridge 174:b96e65c34a4d 37 extern uint32_t Image$$VECTOR_RAM$$Base[];
AnnaBridge 174:b96e65c34a4d 38 extern uint32_t Image$$RW_m_data$$Base[];
AnnaBridge 174:b96e65c34a4d 39
AnnaBridge 174:b96e65c34a4d 40 #define __VECTOR_TABLE Image$$VECTOR_ROM$$Base
AnnaBridge 174:b96e65c34a4d 41 #define __VECTOR_RAM Image$$VECTOR_RAM$$Base
AnnaBridge 174:b96e65c34a4d 42 #define __RAM_VECTOR_TABLE_SIZE (((uint32_t)Image$$RW_m_data$$Base - (uint32_t)Image$$VECTOR_RAM$$Base))
AnnaBridge 174:b96e65c34a4d 43 #elif defined(__ICCARM__)
AnnaBridge 174:b96e65c34a4d 44 extern uint32_t __RAM_VECTOR_TABLE_SIZE[];
AnnaBridge 174:b96e65c34a4d 45 extern uint32_t __VECTOR_TABLE[];
AnnaBridge 174:b96e65c34a4d 46 extern uint32_t __VECTOR_RAM[];
AnnaBridge 174:b96e65c34a4d 47 #elif defined(__GNUC__)
AnnaBridge 174:b96e65c34a4d 48 extern uint32_t __VECTOR_TABLE[];
AnnaBridge 174:b96e65c34a4d 49 extern uint32_t __VECTOR_RAM[];
AnnaBridge 174:b96e65c34a4d 50 extern uint32_t __RAM_VECTOR_TABLE_SIZE_BYTES[];
AnnaBridge 174:b96e65c34a4d 51 uint32_t __RAM_VECTOR_TABLE_SIZE = (uint32_t)(__RAM_VECTOR_TABLE_SIZE_BYTES);
AnnaBridge 174:b96e65c34a4d 52 #endif /* defined(__CC_ARM) */
AnnaBridge 174:b96e65c34a4d 53 uint32_t n;
AnnaBridge 174:b96e65c34a4d 54 uint32_t interrupts_disabled;
AnnaBridge 174:b96e65c34a4d 55
AnnaBridge 174:b96e65c34a4d 56 interrupts_disabled = __get_PRIMASK();
AnnaBridge 174:b96e65c34a4d 57 __disable_irq();
AnnaBridge 174:b96e65c34a4d 58 if (SCB->VTOR != (uint32_t)__VECTOR_RAM)
AnnaBridge 174:b96e65c34a4d 59 {
AnnaBridge 174:b96e65c34a4d 60 /* Copy the vector table from ROM to RAM */
AnnaBridge 174:b96e65c34a4d 61 for (n = 0; n < ((uint32_t)__RAM_VECTOR_TABLE_SIZE) / sizeof(uint32_t); n++)
AnnaBridge 174:b96e65c34a4d 62 {
AnnaBridge 174:b96e65c34a4d 63 __VECTOR_RAM[n] = __VECTOR_TABLE[n];
AnnaBridge 174:b96e65c34a4d 64 }
AnnaBridge 174:b96e65c34a4d 65 /* Point the VTOR to the position of vector table */
AnnaBridge 174:b96e65c34a4d 66 SCB->VTOR = (uint32_t)__VECTOR_RAM;
AnnaBridge 174:b96e65c34a4d 67 }
AnnaBridge 174:b96e65c34a4d 68
AnnaBridge 174:b96e65c34a4d 69 /* make sure the __VECTOR_RAM is noncachable */
AnnaBridge 174:b96e65c34a4d 70 __VECTOR_RAM[irq + 16] = irqHandler;
AnnaBridge 174:b96e65c34a4d 71
AnnaBridge 174:b96e65c34a4d 72 if (!interrupts_disabled) {
AnnaBridge 174:b96e65c34a4d 73 __enable_irq();
AnnaBridge 174:b96e65c34a4d 74 }
AnnaBridge 174:b96e65c34a4d 75 }
AnnaBridge 174:b96e65c34a4d 76 #ifndef CPU_QN908X
AnnaBridge 174:b96e65c34a4d 77 #if (defined(FSL_FEATURE_SOC_SYSCON_COUNT) && (FSL_FEATURE_SOC_SYSCON_COUNT > 0))
AnnaBridge 174:b96e65c34a4d 78
AnnaBridge 174:b96e65c34a4d 79 void EnableDeepSleepIRQ(IRQn_Type interrupt)
AnnaBridge 174:b96e65c34a4d 80 {
AnnaBridge 174:b96e65c34a4d 81 uint32_t index = 0;
AnnaBridge 174:b96e65c34a4d 82 uint32_t intNumber = (uint32_t)interrupt;
AnnaBridge 174:b96e65c34a4d 83 while (intNumber >= 32u)
AnnaBridge 174:b96e65c34a4d 84 {
AnnaBridge 174:b96e65c34a4d 85 index++;
AnnaBridge 174:b96e65c34a4d 86 intNumber -= 32u;
AnnaBridge 174:b96e65c34a4d 87 }
AnnaBridge 174:b96e65c34a4d 88
AnnaBridge 174:b96e65c34a4d 89 SYSCON->STARTERSET[index] = 1u << intNumber;
AnnaBridge 174:b96e65c34a4d 90 EnableIRQ(interrupt); /* also enable interrupt at NVIC */
AnnaBridge 174:b96e65c34a4d 91 }
AnnaBridge 174:b96e65c34a4d 92
AnnaBridge 174:b96e65c34a4d 93 void DisableDeepSleepIRQ(IRQn_Type interrupt)
AnnaBridge 174:b96e65c34a4d 94 {
AnnaBridge 174:b96e65c34a4d 95 uint32_t index = 0;
AnnaBridge 174:b96e65c34a4d 96 uint32_t intNumber = (uint32_t)interrupt;
AnnaBridge 174:b96e65c34a4d 97 while (intNumber >= 32u)
AnnaBridge 174:b96e65c34a4d 98 {
AnnaBridge 174:b96e65c34a4d 99 index++;
AnnaBridge 174:b96e65c34a4d 100 intNumber -= 32u;
AnnaBridge 174:b96e65c34a4d 101 }
AnnaBridge 174:b96e65c34a4d 102
AnnaBridge 174:b96e65c34a4d 103 DisableIRQ(interrupt); /* also disable interrupt at NVIC */
AnnaBridge 174:b96e65c34a4d 104 SYSCON->STARTERCLR[index] = 1u << intNumber;
AnnaBridge 174:b96e65c34a4d 105 }
AnnaBridge 174:b96e65c34a4d 106 #endif /* FSL_FEATURE_SOC_SYSCON_COUNT */
AnnaBridge 174:b96e65c34a4d 107 #else
AnnaBridge 174:b96e65c34a4d 108 void EnableDeepSleepIRQ(IRQn_Type interrupt)
AnnaBridge 174:b96e65c34a4d 109 {
AnnaBridge 174:b96e65c34a4d 110 uint32_t index = 0;
AnnaBridge 174:b96e65c34a4d 111 uint32_t intNumber = (uint32_t)interrupt;
AnnaBridge 174:b96e65c34a4d 112 while (intNumber >= 32u)
AnnaBridge 174:b96e65c34a4d 113 {
AnnaBridge 174:b96e65c34a4d 114 index++;
AnnaBridge 174:b96e65c34a4d 115 intNumber -= 32u;
AnnaBridge 174:b96e65c34a4d 116 }
AnnaBridge 174:b96e65c34a4d 117
AnnaBridge 174:b96e65c34a4d 118 /* SYSCON->STARTERSET[index] = 1u << intNumber; */
AnnaBridge 174:b96e65c34a4d 119 EnableIRQ(interrupt); /* also enable interrupt at NVIC */
AnnaBridge 174:b96e65c34a4d 120 }
AnnaBridge 174:b96e65c34a4d 121
AnnaBridge 174:b96e65c34a4d 122 void DisableDeepSleepIRQ(IRQn_Type interrupt)
AnnaBridge 174:b96e65c34a4d 123 {
AnnaBridge 174:b96e65c34a4d 124 uint32_t index = 0;
AnnaBridge 174:b96e65c34a4d 125 uint32_t intNumber = (uint32_t)interrupt;
AnnaBridge 174:b96e65c34a4d 126 while (intNumber >= 32u)
AnnaBridge 174:b96e65c34a4d 127 {
AnnaBridge 174:b96e65c34a4d 128 index++;
AnnaBridge 174:b96e65c34a4d 129 intNumber -= 32u;
AnnaBridge 174:b96e65c34a4d 130 }
AnnaBridge 174:b96e65c34a4d 131
AnnaBridge 174:b96e65c34a4d 132 DisableIRQ(interrupt); /* also disable interrupt at NVIC */
AnnaBridge 174:b96e65c34a4d 133 /* SYSCON->STARTERCLR[index] = 1u << intNumber; */
AnnaBridge 174:b96e65c34a4d 134 }
AnnaBridge 174:b96e65c34a4d 135 #endif /*CPU_QN908X */