Amit Gandhi / sensen_copy_2

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Fork of mbed-dev by mbed official

targets/cmsis/TARGET_Atmel/TARGET_SAM_CortexM4/TARGET_SAMG55/cmsis_nvic.c@107:414e9c822e99, 2016-04-05 (annotated)

Committer:
mbed_official
Date:
Tue Apr 05 18:15:12 2016 +0100
Revision:
107:414e9c822e99
Synchronized with git revision dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f



Full URL: https://github.com/mbedmicro/mbed/commit/dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f/



* * Base Commit for SAMG55J19. No errors and no implementations.



* * Added gpio files.



* * Added pinmap files.



* * Base commit for usticker implementation.



* * Added gcc_arm export functionality



* * added files for usticker.

* added template file for samd55j19



* * GPIO IRQ base commit.



* * updated with changes in gpio irq driver.



* * Reverted back unexpected commit in SAM0 gpio driver.



* * updated gpio_irq driver.



* * correction in gpio and gpio_irq drivers.

* added support for some test for gpio.



* * base commit for peripheralpins for usart.

* update in serial apis.



* * updated serial apis.



* * updated serial apis and test.



* * update serial apis for asynch apis.



* * updated peripheral pins for i2c and spi.

* added test support for serial flow control



* * Base commit for low power ticker implementation.



* * base commit for port apis.

* update in lp ticker apis.



* * Added test support for port.



* * base commit for sleep apis.



* * Base commit for spi.



* * updated with corrections in gpio irq.

* usticker file updated with latest source.



* * updated with corrections for unexpected board reset.

* updated gpio irq apis and added test for the same.



* * updated sleep api for deepsleep.



* * updated serial apis.



* Added uc_ticker and SPI api implementations



* Removed unused SPI pin map



* Updated review feedback



* * implemented lpticker with TC module.

* updated files for KnR Coding Statndard.

* updated serial and usticker apis.



* * Base commit for AnalogueIn apis.



* * RTC apis base commit without implementation.



* * Updated with corrections in lpticker implementations.



* * Added implementation for rtc apis.



* * updated with implementations for pwm.

* changed usticker from TC0 to TC1.



* Added I2C support



* * removed setvector usage from usticker and lpticker implementations

* added tests for SAMG55J19



* * Removed unwanted .o and .d files.

* Updated I2C files for KnR Coding Standards.

* Update for reducing compiler warnings in peripheralpins,c

* Updated with PWM free implementation.



* * Removed unwanted headers file inclusion.

* Compiler warning corrections in serial_api.c



* * Updated ADC with 16 bit mode initialization and code refinements.

* Updated PWM with code refinements.



* Updated I2C review feedback and fixed style



* Updated target name for SAMG55



* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter



* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter



* Used NVIC_SetVector for interrupt callback



* Removed Target macro define in test



* Updated test cases to have SAMG55 support



* * Updated with corrections in Serial and SPI asynchronous implementations.

* Updated deepsleep api implementation

* Merged LP_Ticker with latest code from mbed 3.0 repository.



* * updated with corrections in I2C Asynch implementation.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 107:414e9c822e99 1 /* mbed Microcontroller Library
mbed_official 107:414e9c822e99 2 * CMSIS-style functionality to support dynamic vectors
mbed_official 107:414e9c822e99 3 *******************************************************************************
mbed_official 107:414e9c822e99 4 * Copyright (c) 2011 ARM Limited. All rights reserved.
mbed_official 107:414e9c822e99 5 * All rights reserved.
mbed_official 107:414e9c822e99 6 *
mbed_official 107:414e9c822e99 7 * Redistribution and use in source and binary forms, with or without
mbed_official 107:414e9c822e99 8 * modification, are permitted provided that the following conditions are met:
mbed_official 107:414e9c822e99 9 *
mbed_official 107:414e9c822e99 10 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 107:414e9c822e99 11 * this list of conditions and the following disclaimer.
mbed_official 107:414e9c822e99 12 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 107:414e9c822e99 13 * this list of conditions and the following disclaimer in the documentation
mbed_official 107:414e9c822e99 14 * and/or other materials provided with the distribution.
mbed_official 107:414e9c822e99 15 * 3. Neither the name of ARM Limited nor the names of its contributors
mbed_official 107:414e9c822e99 16 * may be used to endorse or promote products derived from this software
mbed_official 107:414e9c822e99 17 * without specific prior written permission.
mbed_official 107:414e9c822e99 18 *
mbed_official 107:414e9c822e99 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 107:414e9c822e99 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 107:414e9c822e99 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 107:414e9c822e99 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 107:414e9c822e99 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 107:414e9c822e99 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 107:414e9c822e99 25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 107:414e9c822e99 26 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 107:414e9c822e99 27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 107:414e9c822e99 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 107:414e9c822e99 29 *******************************************************************************
mbed_official 107:414e9c822e99 30 */
mbed_official 107:414e9c822e99 31 #include "cmsis_nvic.h"
mbed_official 107:414e9c822e99 32
mbed_official 107:414e9c822e99 33 #define NVIC_RAM_VECTOR_ADDRESS (0x20000000) // Vectors positioned at start of RAM
mbed_official 107:414e9c822e99 34 #define NVIC_FLASH_VECTOR_ADDRESS (0x00400000)// Initial vector position in flash
mbed_official 107:414e9c822e99 35
mbed_official 107:414e9c822e99 36 void NVIC_SetVector(IRQn_Type IRQn, uint32_t vector)
mbed_official 107:414e9c822e99 37 {
mbed_official 107:414e9c822e99 38 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 107:414e9c822e99 39 uint32_t i;
mbed_official 107:414e9c822e99 40
mbed_official 107:414e9c822e99 41 // Copy and switch to dynamic vectors if the first time called
mbed_official 107:414e9c822e99 42 if (SCB->VTOR == NVIC_FLASH_VECTOR_ADDRESS) {
mbed_official 107:414e9c822e99 43 uint32_t *old_vectors = vectors;
mbed_official 107:414e9c822e99 44 vectors = (uint32_t*)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 107:414e9c822e99 45 for (i=0; i<NVIC_NUM_VECTORS; i++) {
mbed_official 107:414e9c822e99 46 vectors[i] = old_vectors[i];
mbed_official 107:414e9c822e99 47 }
mbed_official 107:414e9c822e99 48 SCB->VTOR = (uint32_t)NVIC_RAM_VECTOR_ADDRESS;
mbed_official 107:414e9c822e99 49 }
mbed_official 107:414e9c822e99 50 vectors[IRQn + 16] = vector;
mbed_official 107:414e9c822e99 51 }
mbed_official 107:414e9c822e99 52
mbed_official 107:414e9c822e99 53 uint32_t NVIC_GetVector(IRQn_Type IRQn)
mbed_official 107:414e9c822e99 54 {
mbed_official 107:414e9c822e99 55 uint32_t *vectors = (uint32_t*)SCB->VTOR;
mbed_official 107:414e9c822e99 56 return vectors[IRQn + 16];
mbed_official 107:414e9c822e99 57 }