OVMS3-idf/components/esp32/test/test_psram_cache_flush.c

109 lines
2.7 KiB
C

/*
This code tests the interaction between PSRAM and SPI flash routines.
*/
#include <esp_types.h>
#include <stdio.h>
#include "rom/ets_sys.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "freertos/semphr.h"
#include "freertos/queue.h"
#include "freertos/xtensa_api.h"
#include "unity.h"
#include "soc/dport_reg.h"
#include "soc/io_mux_reg.h"
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "rom/ets_sys.h"
#include "esp_heap_alloc_caps.h"
#include "esp_spi_flash.h"
#define TSTSZ (16*1024)
volatile static int res[2];
void tstMem(void *arg) {
volatile unsigned char *mem=(volatile unsigned char*)arg;
int p=0;
while(1) {
for (int i=0; i<TSTSZ; i++) {
mem[i]=(i^p);
}
// vTaskDelay(1);
for (int i=0; i<TSTSZ; i++) {
if (mem[i]!=((i^p)&0xff)) {
printf("Core %d mem err! Got %x espected %x at addr %p\n", xPortGetCoreID(), mem[i], (i^p)&0xff, &mem[i]);
}
}
p++;
res[xPortGetCoreID()]++;
}
}
TEST_CASE("PSram cache flush on mmap", "[psram][ignore]")
{
void *mem[2];
res[0]=0; res[1]=0;
mem[0]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
mem[1]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
TaskHandle_t th[2];
printf("Creating tasks\n");
xTaskCreatePinnedToCore(tstMem , "tskone" , 2048, mem[0], 3, &th[0], 0);
xTaskCreatePinnedToCore(tstMem , "tsktwo" , 2048, mem[1], 3, &th[1], 1);
char buf[512];
for (int i=0; i<4*1024*1024; i+=512) {
spi_flash_read(i, buf, 512);
vTaskDelay(1);
}
printf("Checked memory %d and %d times.\n", res[0], res[1]);
vTaskDelete(th[0]);
vTaskDelete(th[1]);
free(mem[0]);
free(mem[1]);
}
#define FLASHPOS (2*1024*1024-512)
#define CYCLES 1024
TEST_CASE("PSram cache flush on write/read", "[psram][ignore]")
{
void *mem[2];
res[0]=0; res[1]=0;
mem[0]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
mem[1]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
TaskHandle_t th[2];
printf("Creating tasks\n");
xTaskCreatePinnedToCore(tstMem , "tskone" , 2048, mem[0], 3, &th[0], 0);
xTaskCreatePinnedToCore(tstMem , "tsktwo" , 2048, mem[1], 3, &th[1], 1);
char buf[512];
printf("Erasing sector...\n");
spi_flash_erase_sector(FLASHPOS/4096);
printf("Erased.\n");
for (int i=0; i<CYCLES; i++) {
printf("%d/%d\n", i, CYCLES);
spi_flash_write(FLASHPOS, buf, 512);
spi_flash_read(i, buf, 512);
vTaskDelay(1);
}
printf("Checked memory %d and %d times.\n", res[0], res[1]);
vTaskDelete(th[0]);
vTaskDelete(th[1]);
free(mem[0]);
free(mem[1]);
}