feedc0de/esp-idf
1
0
Fork 0
forked from espressif/esp-idf
Code Pull Requests Activity

esp32/test: add spiram noinit test case

Browse Source
This commit is contained in:
Devan Lai
2020-02-07 00:00:45 +00:00
committed by Armando (Dou Yiwen)
parent b85011c15f
commit a542f1b67d
1 changed files with 41 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
components/esp_common/test/test_attr.c
View File

@@ -2,6 +2,8 @@
#include "esp_attr.h" #include "esp_attr.h"
#include "esp_log.h" #include "esp_log.h"
#include "soc/soc.h" #include "soc/soc.h"
#include "esp_system.h"
#include "esp32/spiram.h"
static __NOINIT_ATTR uint32_t s_noinit; static __NOINIT_ATTR uint32_t s_noinit;
static RTC_NOINIT_ATTR uint32_t s_rtc_noinit; static RTC_NOINIT_ATTR uint32_t s_rtc_noinit;
@@ -53,3 +55,42 @@ TEST_CASE("Attributes place variables into correct sections", "[ld]")
TEST_ASSERT(data_in_segment(&s_rtc_force_fast, (int*) SOC_RTC_DRAM_LOW, (int*) SOC_RTC_DRAM_HIGH)); TEST_ASSERT(data_in_segment(&s_rtc_force_fast, (int*) SOC_RTC_DRAM_LOW, (int*) SOC_RTC_DRAM_HIGH));
TEST_ASSERT(data_in_segment(&s_rtc_force_slow, (int*) SOC_RTC_DATA_LOW, (int*) SOC_RTC_DATA_HIGH)); TEST_ASSERT(data_in_segment(&s_rtc_force_slow, (int*) SOC_RTC_DATA_LOW, (int*) SOC_RTC_DATA_HIGH));
} }
#if CONFIG_SPIRAM_ALLOW_NOINIT_SEG_EXTERNAL_MEMORY
#define TEST_BUFFER_SIZE (16*1024/4)
static EXT_RAM_NOINIT_ATTR uint32_t s_noinit_buffer[TEST_BUFFER_SIZE];
static void write_spiram_and_reset(void)
{
// Fill the noinit buffer
printf("Filling buffer\n");
for (uint32_t i = 0; i < TEST_BUFFER_SIZE; i++) {
s_noinit_buffer[i] = i ^ 0x55555555U;
}
printf("Flushing cache\n");
// Flush the cache out to SPIRAM before resetting.
esp_spiram_writeback_cache();
printf("Restarting\n");
// Reset to test that noinit memory is left intact.
esp_restart();
}
static void check_spiram_contents(void)
{
// Confirm that the memory contents are still what we expect
uint32_t error_count = 0;
for (uint32_t i = 0; i < TEST_BUFFER_SIZE; i++) {
if (s_noinit_buffer[i] != (i ^ 0x55555555U)) {
error_count++;
}
}
printf("Found %" PRIu32 " memory errors\n", error_count);
TEST_ASSERT(error_count == 0);
}
TEST_CASE_MULTIPLE_STAGES("Spiram test noinit memory", "[spiram]", write_spiram_and_reset, check_spiram_contents);
#endif // CONFIG_SPIRAM_ALLOW_NOINIT_SEG_EXTERNAL_MEMORY