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

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/*
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_caps.h"
#include "esp_spi_flash.h"
#include "esp_partition.h"
#include "test_utils.h"
#if CONFIG_SPIRAM_USE_CAPS_ALLOC || CONFIG_SPIRAM_USE_MEMMAP
#define TSTSZ (16*1024)
volatile static int res[2], err[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);
}
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]);
err[xPortGetCoreID()]++;
}
}
p++;
res[xPortGetCoreID()]++;
}
}
TEST_CASE("Spiram cache flush on mmap", "[spiram][ignore]")
{
void *mem[2];
res[0]=0; res[1]=0;
#if CONFIG_SPIRAM_USE_CAPS_ALLOC
mem[0]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
mem[1]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
#else
mem[0]=(void*)0x3f800000;
mem[1]=(void*)0x3f800000+TSTSZ;
#endif
TaskHandle_t th[2];
err[0]=0; err[1]=0;
printf("Creating tasks\n");
xTaskCreatePinnedToCore(tstMem , "tskone" , 2048, mem[0], 3, &th[0], 0);
xTaskCreatePinnedToCore(tstMem , "tsktwo" , 2048, mem[1], 3, &th[1], 1);
const esp_partition_t* part = get_test_data_partition();
for (int l=0; l<10; l++) {
for (int p=0; p<4096*1024; p+=65536) {
const void *out;
spi_flash_mmap_handle_t h;
spi_flash_mmap(p, 65536, SPI_FLASH_MMAP_DATA, &out, &h);
spi_flash_munmap(h);
}
printf("%d/10\n", l);
}
printf("Checked memory %d and %d times. Errors: %d and %d\n", res[0], res[1], err[0], err[1]);
vTaskDelete(th[0]);
vTaskDelete(th[1]);
#if CONFIG_SPIRAM_USE_CAPS_ALLOC
free(mem[0]);
free(mem[1]);
#endif
TEST_ASSERT(err[0]==0);
TEST_ASSERT(err[1]==0);
}
#define CYCLES 1024
TEST_CASE("Spiram cache flush on write/read", "[spiram][ignore]")
{
void *mem[2];
res[0]=0; res[1]=0;
#if CONFIG_SPIRAM_USE_CAPS_ALLOC
mem[0]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
mem[1]=pvPortMallocCaps(TSTSZ, MALLOC_CAP_SPIRAM);
#else
mem[0]=(void*)0x3f800000;
mem[1]=(void*)0x3f800000+TSTSZ;
#endif
TaskHandle_t th[2];
const esp_partition_t* part = get_test_data_partition();
assert(part!=NULL);
printf("Erasing sector...\n");
esp_partition_erase_range(part, 0, 64*1024);
printf("Erased.\n");
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];
const void *out;
spi_flash_mmap_handle_t handle;
esp_partition_mmap(part, 0, 512, SPI_FLASH_MMAP_DATA, &out, &handle);
for (int i=0; i<CYCLES; i++) {
printf("%d/%d\n", i, CYCLES);
esp_partition_write(part, 0, buf, 512);
esp_partition_read(part, 0, buf, 512);
vTaskDelay(1);
}
spi_flash_munmap(handle);
printf("Checked memory %d and %d times.\n", res[0], res[1]);
vTaskDelete(th[0]);
vTaskDelete(th[1]);
#if CONFIG_SPIRAM_USE_CAPS_ALLOC
free(mem[0]);
free(mem[1]);
#endif
}
#endif //CONFIG_SPIRAM_USE_CAPS_ALLOC || CONFIG_SPIRAM_USE_MEMMAP