From dcbcb5fe586c1d9499f8ed6e5ca71f6573ca1bf6 Mon Sep 17 00:00:00 2001 From: KonstantinKondrashov Date: Wed, 11 Dec 2019 21:57:10 +0800 Subject: [PATCH] esp_timer: Add Test case when set_alarm needs set timer < now_time --- components/esp32/test/test_esp_timer.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/components/esp32/test/test_esp_timer.c b/components/esp32/test/test_esp_timer.c index 76a3e718a..979c3dd35 100644 --- a/components/esp32/test/test_esp_timer.c +++ b/components/esp32/test/test_esp_timer.c @@ -4,6 +4,7 @@ #include #include #include "unity.h" +#include "soc/frc_timer_reg.h" #include "esp_timer.h" #include "esp_heap_caps.h" #include "freertos/FreeRTOS.h" @@ -779,3 +780,21 @@ TEST_CASE("esp_timer_impl_set_alarm and using start_once do not lead that the Sy } #endif // !defined(CONFIG_FREERTOS_UNICORE) && defined(CONFIG_ESP32_DPORT_WORKAROUND) + +TEST_CASE("Test case when esp_timer_impl_set_alarm needs set timer < now_time", "[esp_timer]") +{ + REG_WRITE(FRC_TIMER_LOAD_REG(1), 0); + esp_timer_impl_advance(50331648); // 0xefffffff/80 = 50331647 + + ets_delay_us(2); + + portDISABLE_INTERRUPTS(); + esp_timer_impl_set_alarm(50331647); + uint32_t alarm_reg = REG_READ(FRC_TIMER_ALARM_REG(1)); + uint32_t count_reg = REG_READ(FRC_TIMER_COUNT_REG(1)); + portENABLE_INTERRUPTS(); + + const uint32_t offset = 80 * 2; // s_timer_ticks_per_us + printf("alarm_reg = 0x%x, count_reg 0x%x\n", alarm_reg, count_reg); + TEST_ASSERT(alarm_reg <= (count_reg + offset)); +}