119 lines
3.9 KiB
C
119 lines
3.9 KiB
C
/*!
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\file main.c
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\brief ICACHE test and memory map from RAM to RAM
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\version 2021-10-30, V1.0.0, firmware for GD32W51x
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*/
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/*
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Copyright (c) 2021, GigaDevice Semiconductor Inc.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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OF SUCH DAMAGE.
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*/
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#include "gd32w51x.h"
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#include <stdio.h>
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#include "gd32w515p_eval.h"
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#define BUFFER_SIZE (1024U)
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uint8_t data_Buffer_1[BUFFER_SIZE];
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uint8_t data_Buffer_2[BUFFER_SIZE];
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extern ErrStatus memory_compare(uint8_t* src, uint8_t* dst, uint16_t length);
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/*!
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\brief main function
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\param[in] none
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\param[out] none
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\retval none
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*/
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int main(void)
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{
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__IO uint8_t *mem_addr;
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uint32_t index;
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icache_remap_struct ICACHE_struct;
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/* enable the LED GPIO clock */
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gd_eval_led_init(LED2);
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gd_eval_led_init(LED3);
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/* disable icache pin */
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icache_disable();
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/* enable icache hit miss monitor */
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icache_monitor_enable(ICACHE_MONITOR_HIT_MISS);
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/* set icache memory remap parameters */
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ICACHE_struct.region_num = 0U;
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ICACHE_struct.base_address = 0x10000000UL;
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ICACHE_struct.remap_address = 0x30000000UL;
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ICACHE_struct.remap_size = ICACHE_REMAP_2M;
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ICACHE_struct.burst_type = ICACHE_WRAP_BURST;
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/* enable icache remap function */
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icache_remap_enable(&ICACHE_struct);
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/* enable icache */
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icache_enable();
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/* get data from remap address */
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mem_addr = (uint8_t *)(0x30000000UL);
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for (index = 0; index < BUFFER_SIZE; index++){
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data_Buffer_1[index] = *mem_addr;
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mem_addr++;
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}
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/* get data from base address */
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mem_addr = (uint8_t *)(0x10000000UL);
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for (index = 0; index < BUFFER_SIZE; index++){
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data_Buffer_2[index] = *mem_addr;
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mem_addr++;
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}
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/* check data */
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if (ERROR == memory_compare(data_Buffer_1, data_Buffer_2, BUFFER_SIZE)){
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gd_eval_led_on(LED2);
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while (1){
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}
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}
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/* disable icache function */
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icache_disable();
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while(1){
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gd_eval_led_on(LED3);
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}
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}
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/*!
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\brief memory compare function
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\param[in] src : source data
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\param[in] dst : destination data
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\param[in] length : the compare data length
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\param[out] none
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\retval ErrStatus : ERROR or SUCCESS
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*/
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ErrStatus memory_compare(uint8_t* src, uint8_t* dst, uint16_t length)
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{
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uint32_t count = 0;
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while (length--){
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if (*src++ != *dst++)
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return ERROR;
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else{
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count++;
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}
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}
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return SUCCESS;
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} |