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esp32/test: add tests for reset reasons

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This commit is contained in:
Ivan Grokhotkov 2018-07-29 14:17:09 +03:00
parent 0aa384d40c
commit 3ef650cd46
7 changed files with 239 additions and 177 deletions
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1
components/esp32/ld/esp32.common.ld
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@ -32,6 +32,7 @@ SECTIONS
_rtc_bss_start = ABSOLUTE(.);
*rtc_wake_stub*.o(.bss .bss.*)
*rtc_wake_stub*.o(COMMON)
*(.rtc.bss)
_rtc_bss_end = ABSOLUTE(.);
} > rtc_slow_seg

27
components/esp32/test/test_attr.c Normal file
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@ -0,0 +1,27 @@
#include "unity.h"
#include "esp_attr.h"
#include "esp_log.h"
static __NOINIT_ATTR uint32_t s_noinit;
static RTC_NOINIT_ATTR uint32_t s_rtc_noinit;
static RTC_DATA_ATTR uint32_t s_rtc_data;
extern int _rtc_noinit_start;
extern int _rtc_noinit_end;
extern int _rtc_data_start;
extern int _rtc_data_end;
extern int _noinit_start;
extern int _noinit_end;
static bool data_in_segment(void *ptr, int *seg_start, int *seg_end)
{
return ((intptr_t)ptr < (intptr_t)seg_end) && \
((intptr_t)ptr >= (intptr_t)seg_start);
}
TEST_CASE("Attributes place variables into correct sections", "[ld]")
{
TEST_ASSERT(data_in_segment(&s_noinit, &_noinit_start, &_noinit_end));
TEST_ASSERT(data_in_segment(&s_rtc_noinit, &_rtc_noinit_start, &_rtc_noinit_end));
TEST_ASSERT(data_in_segment(&s_rtc_data, &_rtc_data_start, &_rtc_data_end));
}

9
components/esp32/test/test_exception.c
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@ -1,9 +0,0 @@
#include "unity.h"
#include "esp_system.h"
#include "string.h"
TEST_CASE("make exception", "[restart][reset=StoreProhibited,SW_CPU_RESET]")
{
*(int *) NULL = 0;
}

20
components/esp32/test/test_int_wdt.c
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@ -1,20 +0,0 @@
/*
Tests for the interrupt watchdog
*/
#include <esp_types.h>
#include <stdio.h>
#include "rom/ets_sys.h"
#include "unity.h"
#include "soc/dport_reg.h"
#include "soc/io_mux_reg.h"
#include "esp_intr_alloc.h"
#include "freertos/FreeRTOS.h"
TEST_CASE("Int wdt test", "[esp32][reset=Interrupt wdt timeout on CPU0,SW_CPU_RESET]")
{
portENTER_CRITICAL_NESTED();
while(1);
}

123
components/esp32/test/test_noinit.c
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@ -1,123 +0,0 @@
#include "unity.h"
#include "esp_system.h"
#include "rom/rtc.h"
#include "esp_log.h"
// This is a test sequence to test behavior of .rtc_noinit and .noinit sections.
// The values placed into .rtc_noinit section go to RTC SLOW Memory segment and
// keep their value after reset and deep sleep. Use new added attribute macro
// RTC_NOINIT_ATTR for this behavior. The second macro - __NOINIT_ATTR places value
// into .noinit section which goes to SRAM and will not be initialized after reset.
#define RTC_NOINIT_PATTERN 0xAAAAAAAA
#define _NOINIT_PATTERN 0x55555555
static __NOINIT_ATTR uint32_t noinit_data;
static RTC_NOINIT_ATTR uint32_t rtc_noinit_data;
extern int _rtc_noinit_start;
extern int _rtc_noinit_end;
extern int _noinit_start;
extern int _noinit_end;
// Pointers to the values
uint32_t *noinit_val_addr = (uint32_t*)&noinit_data;
uint32_t *rtc_noinit_val_addr = (uint32_t*)&rtc_noinit_data;
static const char* tag = "noinit_UnitTestMain";
static esp_err_t check_data_seg(uint32_t *value_address, \
uint32_t *seg_start, uint32_t *seg_end)
{
esp_err_t result = ESP_FAIL;
if (((uint32_t)value_address <= (uint32_t)seg_end) && \
((uint32_t)value_address >= (uint32_t)seg_start)){
result = ESP_OK;
}
return result;
}
static void setup_attributes(void)
{
rtc_noinit_data = RTC_NOINIT_PATTERN;
noinit_data = _NOINIT_PATTERN;
}
static void init_attributes(void)
{
setup_attributes();
printf("noinit_data = 0x%X \n", (uint32_t)*noinit_val_addr);
printf("rtc_noinit_data = 0x%X \n", (uint32_t)*rtc_noinit_val_addr);
TEST_ASSERT(*noinit_val_addr == noinit_data);
TEST_ASSERT(*rtc_noinit_val_addr == rtc_noinit_data);
}
static void reset_reason_power_on(void)
{
printf("This test case checks behavior of noinit variables POWERON_RESET sequence. \n");
RESET_REASON reason = rtc_get_reset_reason(0);
ESP_LOGI(tag, "POWERON_RESET reset values = (0x%X), (0x%X), reset reason=(%d)\n", \
(uint32_t)*noinit_val_addr, (uint32_t)*rtc_noinit_val_addr, (uint16_t)reason);
TEST_ASSERT((reason == POWERON_RESET) || (reason == RTCWDT_RTC_RESET));
init_attributes();
TEST_ASSERT(check_data_seg(noinit_val_addr, \
(uint32_t*)&_noinit_start, \
(uint32_t*)&_noinit_end) == ESP_OK);
TEST_ASSERT(check_data_seg(rtc_noinit_val_addr, \
(uint32_t*)&_rtc_noinit_start, \
(uint32_t*)&_rtc_noinit_end) == ESP_OK);
TEST_ASSERT(_NOINIT_PATTERN == *noinit_val_addr);
TEST_ASSERT(RTC_NOINIT_PATTERN == *rtc_noinit_val_addr);
printf("Next test case will check SOFTWARE_RESET behavior. \n");
esp_restart();
}
static void reset_reason_sw_reset(void)
{
printf("This test case checks behavior of noinit variables after software reset sequence. \n");
RESET_REASON reason = rtc_get_reset_reason(0);
ESP_LOGI(tag, "SW_CPU_RESET reset values = (0x%X), (0x%X), reset reason=(%d)\n", \
(uint32_t)*noinit_val_addr, (uint32_t)*rtc_noinit_val_addr, (uint16_t)reason);
TEST_ASSERT(reason == SW_CPU_RESET);
TEST_ASSERT(check_data_seg(noinit_val_addr, \
(uint32_t*)&_noinit_start, \
(uint32_t*)&_noinit_end) == ESP_OK);
TEST_ASSERT(check_data_seg(rtc_noinit_val_addr, \
(uint32_t*)&_rtc_noinit_start, \
(uint32_t*)&_rtc_noinit_end) == ESP_OK);
// The ROM bootloader behavior may apply to this assert.
// TEST_ASSERT(0x55555555 == *noinit_val_addr);
TEST_ASSERT(RTC_NOINIT_PATTERN == *rtc_noinit_val_addr);
printf("Go to deep sleep to check DEEP_SLEEP_RESET behavior. \n");
esp_sleep_enable_timer_wakeup(2000000);
esp_deep_sleep_start();
}
static void reset_reason_deep_sleep(void)
{
printf("This test case checks behavior of noinit variables after deep sleep reset. \n");
RESET_REASON reason = rtc_get_reset_reason(0);
ESP_LOGI(tag, "DEEP_SLEEP_RESET reset values = (0x%X), (0x%X), reset reason=(%d)\n", \
(uint32_t)*noinit_val_addr, (uint32_t)*rtc_noinit_val_addr, (uint16_t)reason);
TEST_ASSERT(reason == DEEPSLEEP_RESET);
TEST_ASSERT(check_data_seg(noinit_val_addr, \
(uint32_t*)&_noinit_start, \
(uint32_t*)&_noinit_end) == ESP_OK);
TEST_ASSERT(check_data_seg(rtc_noinit_val_addr, \
(uint32_t*)&_rtc_noinit_start, \
(uint32_t*)&_rtc_noinit_end) == ESP_OK);
TEST_ASSERT(RTC_NOINIT_PATTERN == *rtc_noinit_val_addr);
printf("The noinit test cases are done.. \n");
}
// The lines below are required to suppress GCC warnings about casting of function pointers
// in unity macro expansion. These warnings may be treated as errors during automated test.
#pragma GCC diagnostic push // required for GCC
#pragma GCC diagnostic ignored "-Wdiscarded-qualifiers"
// The multiple stages test case to check values after certain reset reason
TEST_CASE_MULTIPLE_STAGES("NOINIT attributes behavior",
"[restart][reset=SW_CPU_RESET, DEEPSLEEP_RESET]",
reset_reason_power_on, reset_reason_sw_reset, reset_reason_deep_sleep);
#pragma GCC diagnostic pop // require GCC

211
components/esp32/test/test_reset_reason.c Normal file
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@ -0,0 +1,211 @@
#include "unity.h"
#include "esp_system.h"
#include "esp_task_wdt.h"
#include "esp_attr.h"
#include "soc/rtc_cntl_reg.h"
#define RTC_BSS_ATTR __attribute__((section(".rtc.bss")))
static __NOINIT_ATTR uint32_t s_noinit_val;
static RTC_NOINIT_ATTR uint32_t s_rtc_noinit_val;
static RTC_DATA_ATTR uint32_t s_rtc_data_val;
static RTC_BSS_ATTR uint32_t s_rtc_bss_val;
#define CHECK_VALUE 0x89abcdef
static void setup_values()
{
s_noinit_val = CHECK_VALUE;
s_rtc_noinit_val = CHECK_VALUE;
s_rtc_data_val = CHECK_VALUE;
s_rtc_bss_val = CHECK_VALUE;
}
/* This test needs special test runners: rev1 silicon, and SPI flash with
* fast start-up time. Otherwise reset reason will be RTCWDT_RESET.
*/
TEST_CASE("reset reason ESP_RST_POWERON", "[reset][ignore]")
{
TEST_ASSERT_EQUAL(ESP_RST_POWERON, esp_reset_reason());
}
static void do_deep_sleep()
{
setup_values();
esp_sleep_enable_timer_wakeup(10000);
esp_deep_sleep_start();
}
static void check_reset_reason_deep_sleep()
{
TEST_ASSERT_EQUAL(ESP_RST_DEEPSLEEP, esp_reset_reason());
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_rtc_noinit_val);
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_rtc_data_val);
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_rtc_bss_val);
}
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_DEEPSLEEP", "[reset_reason][reset=DEEPSLEEP_RESET]",
do_deep_sleep,
check_reset_reason_deep_sleep);
static void do_exception()
{
setup_values();
*(int*) (0x40000001) = 0;
}
static void do_abort()
{
setup_values();
abort();
}
static void check_reset_reason_panic()
{
TEST_ASSERT_EQUAL(ESP_RST_PANIC, esp_reset_reason());
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_noinit_val);
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_rtc_noinit_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_data_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_bss_val);
}
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_PANIC after exception", "[reset_reason][reset=LoadStoreError,SW_CPU_RESET]",
do_exception,
check_reset_reason_panic);
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_PANIC after abort", "[reset_reason][reset=abort,SW_CPU_RESET]",
do_abort,
check_reset_reason_panic);
static void do_restart()
{
setup_values();
esp_restart();
}
#if portNUM_PROCESSORS > 1
static void do_restart_from_app_cpu()
{
setup_values();
xTaskCreatePinnedToCore((TaskFunction_t) &do_restart, "restart", 2048, NULL, 5, NULL, 1);
vTaskDelay(2);
}
#endif
static void check_reset_reason_sw()
{
TEST_ASSERT_EQUAL(ESP_RST_SW, esp_reset_reason());
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_noinit_val);
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_rtc_noinit_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_data_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_bss_val);
}
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_SW after restart", "[reset_reason][reset=SW_CPU_RESET]",
do_restart,
check_reset_reason_sw);
#if portNUM_PROCESSORS > 1
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_SW after restart from APP CPU", "[reset_reason][reset=SW_CPU_RESET]",
do_restart_from_app_cpu,
check_reset_reason_sw);
#endif
static void do_int_wdt()
{
portENTER_CRITICAL_NESTED();
while(1);
}
static void do_int_wdt_hw()
{
XTOS_SET_INTLEVEL(XCHAL_NMILEVEL);
while(1);
}
static void check_reset_reason_int_wdt()
{
TEST_ASSERT_EQUAL(ESP_RST_INT_WDT, esp_reset_reason());
}
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_INT_WDT after interrupt watchdog (panic)",
"[reset_reason][reset=Interrupt wdt timeout on CPU0,SW_CPU_RESET]",
do_int_wdt,
check_reset_reason_int_wdt);
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_INT_WDT after interrupt watchdog (hw)",
"[reset_reason][reset=TG1WDT_SYS_RESET]",
do_int_wdt_hw,
check_reset_reason_int_wdt);
static void do_task_wdt()
{
setup_values();
esp_task_wdt_init(1, true);
esp_task_wdt_add(xTaskGetIdleTaskHandleForCPU(0));
while(1);
}
static void check_reset_reason_task_wdt()
{
TEST_ASSERT_EQUAL(ESP_RST_TASK_WDT, esp_reset_reason());
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_noinit_val);
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_rtc_noinit_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_data_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_bss_val);
}
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_TASK_WDT after task watchdog",
"[reset_reason][reset=abort,SW_CPU_RESET]",
do_task_wdt,
check_reset_reason_task_wdt);
static void do_rtc_wdt()
{
WRITE_PERI_REG(RTC_CNTL_WDTWPROTECT_REG, RTC_CNTL_WDT_WKEY_VALUE);
REG_SET_FIELD(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_SYS_RESET_LENGTH, 7);
REG_SET_FIELD(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_STG0, RTC_WDT_STG_SEL_RESET_SYSTEM);
WRITE_PERI_REG(RTC_CNTL_WDTCONFIG1_REG, 10000);
REG_SET_BIT(RTC_CNTL_WDTCONFIG0_REG, RTC_CNTL_WDT_FLASHBOOT_MOD_EN);
while(1);
}
static void check_reset_reason_any_wdt()
{
TEST_ASSERT_EQUAL(ESP_RST_WDT, esp_reset_reason());
}
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_WDT after RTC watchdog",
"[reset_reason][reset=RTCWDT_RTC_RESET]",
do_rtc_wdt,
check_reset_reason_any_wdt);
static void do_brownout()
{
setup_values();
printf("Manual test: lower the supply voltage to cause brownout\n");
vTaskSuspend(NULL);
}
static void check_reset_reason_brownout()
{
TEST_ASSERT_EQUAL(ESP_RST_BROWNOUT, esp_reset_reason());
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_noinit_val);
TEST_ASSERT_EQUAL_HEX32(CHECK_VALUE, s_rtc_noinit_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_data_val);
TEST_ASSERT_EQUAL_HEX32(0, s_rtc_bss_val);
}
TEST_CASE_MULTIPLE_STAGES("reset reason ESP_RST_BROWNOUT after brownout event",
"[reset_reason][ignore][reset=SW_CPU_RESET]",
do_brownout,
check_reset_reason_brownout);
/* Not tested here: ESP_RST_SDIO */

25
components/esp32/test/test_restart.c
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@ -1,25 +0,0 @@
#include "unity.h"
#include "esp_system.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
TEST_CASE("restart from PRO CPU", "[restart][reset=SW_CPU_RESET]")
{
esp_restart();
}
static void restart_task(void *arg)
{
esp_restart();
}
#ifndef CONFIG_FREERTOS_UNICORE
TEST_CASE("restart from APP CPU", "[restart][reset=SW_CPU_RESET]")
{
xTaskCreatePinnedToCore(&restart_task, "restart", 2048, NULL, 5, NULL, 1);
while (true) {
;
}
}
#endif