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feat(hal): graudate the PCNT hal driver into a new component

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This commit is contained in:
Chen Jichang
2025-11-21 11:22:41 +08:00
committed by Chen Ji Chang
parent 8811f2ec07
commit c84773f307
44 changed files with 339 additions and 122 deletions
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components/esp_driver_pcnt/test_apps/pulse_cnt/CMakeLists.txt
+11 -1
View File
@@ -9,9 +9,19 @@ project(pcnt_test)
idf_build_get_property(elf EXECUTABLE)
if(CONFIG_COMPILER_DUMP_RTL_FILES)
# Collect RTL directories in a variable for readability. Join them
# with commas so they are passed as a single --rtl-dirs argument to the script.
set(PCNT_RTL_DIRS
${CMAKE_BINARY_DIR}/esp-idf/esp_driver_pcnt
${CMAKE_BINARY_DIR}/esp-idf/hal
${CMAKE_BINARY_DIR}/esp-idf/esp_hal_pcnt
)
string(JOIN "," PCNT_RTL_DIRS_JOINED ${PCNT_RTL_DIRS})
add_custom_target(check_test_app_sections ALL
COMMAND ${PYTHON} $ENV{IDF_PATH}/tools/ci/check_callgraph.py
--rtl-dirs ${CMAKE_BINARY_DIR}/esp-idf/esp_driver_pcnt/,${CMAKE_BINARY_DIR}/esp-idf/hal/
--rtl-dirs ${PCNT_RTL_DIRS_JOINED}
--elf-file ${CMAKE_BINARY_DIR}/pcnt_test.elf
find-refs
--from-sections=.iram0.text
components/esp_driver_pcnt/test_apps/pulse_cnt/main/test_pulse_cnt.c
+25 -25
View File
@@ -10,7 +10,7 @@
#include "freertos/task.h"
#include "unity.h"
#include "soc/soc_caps.h"
#include "soc/pcnt_periph.h"
#include "hal/pcnt_periph.h"
#include "hal/pcnt_ll.h"
#include "driver/pulse_cnt.h"
#include "driver/gpio.h"
@@ -24,11 +24,11 @@ TEST_CASE("pcnt_unit_install_uninstall", "[pcnt]")
.high_limit = 100,
.intr_priority = 0,
};
pcnt_unit_handle_t units[SOC_PCNT_ATTR(UNITS_PER_INST)];
pcnt_unit_handle_t units[PCNT_LL_GET(UNITS_PER_INST)];
int count_value = 0;
printf("install pcnt units and check initial count\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST) - 1; i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST) - 1; i++) {
TEST_ESP_OK(pcnt_new_unit(&unit_config, &units[i]));
TEST_ESP_OK(pcnt_unit_get_count(units[i], &count_value));
TEST_ASSERT_EQUAL(0, count_value);
@@ -36,9 +36,9 @@ TEST_CASE("pcnt_unit_install_uninstall", "[pcnt]")
// unit with a different interrupt priority
unit_config.intr_priority = 3;
TEST_ESP_ERR(ESP_ERR_INVALID_STATE, pcnt_new_unit(&unit_config, &units[SOC_PCNT_ATTR(UNITS_PER_INST) - 1]));
TEST_ESP_ERR(ESP_ERR_INVALID_STATE, pcnt_new_unit(&unit_config, &units[PCNT_LL_GET(UNITS_PER_INST) - 1]));
unit_config.intr_priority = 0;
TEST_ESP_OK(pcnt_new_unit(&unit_config, &units[SOC_PCNT_ATTR(UNITS_PER_INST) - 1]));
TEST_ESP_OK(pcnt_new_unit(&unit_config, &units[PCNT_LL_GET(UNITS_PER_INST) - 1]));
// no more free pcnt units
TEST_ASSERT_EQUAL(ESP_ERR_NOT_FOUND, pcnt_new_unit(&unit_config, &units[0]));
@@ -47,7 +47,7 @@ TEST_CASE("pcnt_unit_install_uninstall", "[pcnt]")
pcnt_glitch_filter_config_t filter_config = {
.max_glitch_ns = 1000,
};
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_unit_set_glitch_filter(units[i], &filter_config));
}
// invalid glitch configuration
@@ -57,30 +57,30 @@ TEST_CASE("pcnt_unit_install_uninstall", "[pcnt]")
.on_reach = NULL,
};
printf("enable pcnt units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_unit_register_event_callbacks(units[i], &cbs, NULL));
TEST_ESP_OK(pcnt_unit_enable(units[i]));
}
printf("start pcnt units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_unit_start(units[i]));
}
printf("stop pcnt units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_unit_stop(units[i]));
}
// can't uninstall unit before disable it
TEST_ASSERT_EQUAL(ESP_ERR_INVALID_STATE, pcnt_del_unit(units[0]));
printf("disable pcnt units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_unit_disable(units[i]));
}
printf("uninstall pcnt units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_del_unit(units[i]));
}
}
@@ -97,17 +97,17 @@ TEST_CASE("pcnt_channel_install_uninstall", "[pcnt]")
.edge_gpio_num = TEST_PCNT_GPIO_A, // only detect edge signal in this case
.level_gpio_num = -1,
};
pcnt_unit_handle_t units[SOC_PCNT_ATTR(UNITS_PER_INST)];
pcnt_channel_handle_t chans[SOC_PCNT_ATTR(UNITS_PER_INST)][SOC_PCNT_ATTR(CHANS_PER_UNIT)];
pcnt_unit_handle_t units[PCNT_LL_GET(UNITS_PER_INST)];
pcnt_channel_handle_t chans[PCNT_LL_GET(UNITS_PER_INST)][PCNT_LL_GET(CHANS_PER_UNIT)];
printf("install pcnt units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_new_unit(&unit_config, &units[i]));
}
printf("install pcnt channels\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int j = 0; j < SOC_PCNT_ATTR(CHANS_PER_UNIT); j++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
for (int j = 0; j < PCNT_LL_GET(CHANS_PER_UNIT); j++) {
TEST_ESP_OK(pcnt_new_channel(units[i], &chan_config, &chans[i][j]));
TEST_ESP_OK(pcnt_channel_set_edge_action(chans[i][j], PCNT_CHANNEL_EDGE_ACTION_INCREASE, PCNT_CHANNEL_EDGE_ACTION_HOLD));
TEST_ESP_OK(pcnt_channel_set_level_action(chans[i][j], PCNT_CHANNEL_LEVEL_ACTION_KEEP, PCNT_CHANNEL_LEVEL_ACTION_KEEP));
@@ -118,55 +118,55 @@ TEST_CASE("pcnt_channel_install_uninstall", "[pcnt]")
printf("start units\r\n");
int count_value = 0;
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
// start unit
TEST_ESP_OK(pcnt_unit_start(units[i]));
// trigger 10 rising edge on GPIO0
test_gpio_simulate_rising_edge(TEST_PCNT_GPIO_A, 10);
TEST_ESP_OK(pcnt_unit_get_count(units[i], &count_value));
// each channel increases to the same unit counter
TEST_ASSERT_EQUAL(10 * SOC_PCNT_ATTR(CHANS_PER_UNIT), count_value);
TEST_ASSERT_EQUAL(10 * PCNT_LL_GET(CHANS_PER_UNIT), count_value);
}
printf("clear counts\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_unit_clear_count(units[i]));
TEST_ESP_OK(pcnt_unit_get_count(units[i], &count_value));
TEST_ASSERT_EQUAL(0, count_value);
}
printf("stop unit\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
// stop unit
TEST_ESP_OK(pcnt_unit_stop(units[i]));
}
// trigger 10 rising edge on GPIO0 shouldn't increase the counter
test_gpio_simulate_rising_edge(TEST_PCNT_GPIO_A, 10);
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
TEST_ESP_OK(pcnt_unit_get_count(units[i], &count_value));
TEST_ASSERT_EQUAL(0, count_value);
}
printf("restart units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
// start unit
TEST_ESP_OK(pcnt_unit_start(units[i]));
// trigger 10 rising edge on GPIO
test_gpio_simulate_rising_edge(TEST_PCNT_GPIO_A, 10);
TEST_ESP_OK(pcnt_unit_get_count(units[i], &count_value));
// each channel increases to the same unit counter
TEST_ASSERT_EQUAL(10 * SOC_PCNT_ATTR(CHANS_PER_UNIT), count_value);
TEST_ASSERT_EQUAL(10 * PCNT_LL_GET(CHANS_PER_UNIT), count_value);
}
printf("uninstall channels and units\r\n");
for (int i = 0; i < SOC_PCNT_ATTR(UNITS_PER_INST); i++) {
for (int i = 0; i < PCNT_LL_GET(UNITS_PER_INST); i++) {
// stop unit
TEST_ESP_OK(pcnt_unit_stop(units[i]));
TEST_ESP_OK(pcnt_unit_disable(units[i]));
// can't uninstall unit when channel is still alive
TEST_ASSERT_EQUAL(ESP_ERR_INVALID_STATE, pcnt_del_unit(units[i]));
for (int j = 0; j < SOC_PCNT_ATTR(CHANS_PER_UNIT); j++) {
for (int j = 0; j < PCNT_LL_GET(CHANS_PER_UNIT); j++) {
TEST_ESP_OK(pcnt_del_channel(chans[i][j]));
}
TEST_ESP_OK(pcnt_del_unit(units[i]));