Bring FPGA-Test-Shield tests into Mbed-os master.

TESTS/mbed_hal_fpga_ci_test_shield/analogin/main.cpp

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+/*
+ * Copyright (c) 2019, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#if !DEVICE_ANALOGIN
+#error [NOT_SUPPORTED] Analog in not supported for this target
+#elif !COMPONENT_FPGA_CI_TEST_SHIELD
+#error [NOT_SUPPORTED] FPGA CI Test Shield is needed to run this test
+#else
+
+#include "utest/utest.h"
+#include "unity/unity.h"
+#include "greentea-client/test_env.h"
+
+#include "mbed.h"
+#include "pinmap.h"
+#include "test_utils.h"
+#include "MbedTester.h"
+
+using namespace utest::v1;
+
+#define analogin_debug_printf(...)
+
+#define DELTA_FLOAT                     0.03f    // 3%
+#define DELTA_U16                       1965     // 3%
+
+const PinList *form_factor = pinmap_ff_default_pins();
+const PinList *restricted = pinmap_restricted_pins();
+
+MbedTester tester(form_factor, restricted);
+
+void analogin_init(PinName pin)
+{
+    analogin_t analogin;
+
+    analogin_init(&analogin, pin);
+}
+
+void analogin_test(PinName pin)
+{
+    tester.reset();
+    tester.pin_map_set(pin, MbedTester::LogicalPinGPIO0);
+    tester.select_peripheral(MbedTester::PeripheralGPIO);
+
+    /* Test analog input */
+
+    analogin_t analogin;
+    analogin_init(&analogin, pin);
+
+    tester.gpio_write(MbedTester::LogicalPinGPIO0, 1, true);
+    TEST_ASSERT_FLOAT_WITHIN(DELTA_FLOAT, 1.0f, analogin_read(&analogin));
+    TEST_ASSERT_UINT16_WITHIN(DELTA_U16, 65535, analogin_read_u16(&analogin));
+
+    tester.gpio_write(MbedTester::LogicalPinGPIO0, 0, true);
+    TEST_ASSERT_FLOAT_WITHIN(DELTA_FLOAT, 0.0f, analogin_read(&analogin));
+    TEST_ASSERT_UINT16_WITHIN(DELTA_U16, 0, analogin_read_u16(&analogin));
+
+    /* Set gpio back to Hi-Z */
+    tester.gpio_write(MbedTester::LogicalPinGPIO0, 0, false);
+}
+
+Case cases[] = {
+    // This will be run for all pins
+    Case("AnalogIn - init test", all_ports<AnaloginPort, DefaultFormFactor, analogin_init>),
+    // This will be run for single pin
+    Case("AnalogIn - read test", all_ports<AnaloginPort, DefaultFormFactor, analogin_test>),
+};
+
+utest::v1::status_t greentea_test_setup(const size_t number_of_cases)
+{
+    GREENTEA_SETUP(120, "default_auto");
+    return greentea_test_setup_handler(number_of_cases);
+}
+
+Specification specification(greentea_test_setup, cases, greentea_test_teardown_handler);
+
+int main()
+{
+    Harness::run(specification);
+}
+
+#endif /* !DEVICE_ANALOGIN */

TESTS/mbed_hal_fpga_ci_test_shield/analogout/main.cpp

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+/*
+ * Copyright (c) 2019, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#if !DEVICE_ANALOGOUT
+#error [NOT_SUPPORTED] Analog out not supported for this target
+#elif !COMPONENT_FPGA_CI_TEST_SHIELD
+#error [NOT_SUPPORTED] FPGA CI Test Shield is needed to run this test
+#else
+
+#include "utest/utest.h"
+#include "unity/unity.h"
+#include "greentea-client/test_env.h"
+#include <inttypes.h>
+#include "mbed.h"
+
+using namespace utest::v1;
+
+#include "MbedTester.h"
+#include "pinmap.h"
+#include "test_utils.h"
+
+#if !DEVICE_ANALOGOUT
+#error [NOT_SUPPORTED] Analog out not supported for this target
+#endif
+
+#define analogout_debug_printf(...)
+
+#define DELTA_FLOAT                     0.03f    // 3%
+
+/* Enable for power analysis */
+#define DEBUG 0
+
+const PinList *form_factor = pinmap_ff_default_pins();
+const PinList *restricted = pinmap_restricted_pins();
+
+MbedTester tester(form_factor, restricted);
+
+void analogout_init_free(PinName pin)
+{
+    dac_t analogout;
+
+    analogout_debug_printf("Analog output init/free test on pin=%s (%i)\r\n", pinmap_ff_default_pin_to_string(pin), pin);
+
+    analogout_init(&analogout, pin);
+    analogout_free(&analogout);
+}
+
+void analogout_test(PinName pin)
+{
+    analogout_debug_printf("Analog input test on pin %s (%i)\r\n", pinmap_ff_default_pin_to_string(pin), pin);
+
+    tester.reset();
+    tester.peripherals_reset();
+
+    /* Test analog input */
+
+    dac_t analogout;
+    analogout_init(&analogout, pin);
+
+    tester.set_sample_adc(true);//begin ADC sampling on the FPGA
+
+    float anin;
+    float i;
+    for (i = 0.0f; i < 0.304f; i += 0.0303f) {//0V-1V, float
+        analogout_write(&analogout, i);
+        anin = tester.get_analog_in();
+        TEST_ASSERT_FLOAT_WITHIN(DELTA_FLOAT, (i * 3.3f), anin);
+    }
+
+    i = 0.0f;
+    for (uint16_t i_d16 = 0; i_d16 < 19851; i_d16 += 1985) {//0V-1V, 16-bit
+        analogout_write_u16(&analogout, i_d16);
+        anin = tester.get_analog_in();
+        TEST_ASSERT_FLOAT_WITHIN(DELTA_FLOAT, (i * 3.3f), anin);
+        i += 0.0303f;
+    }
+
+    analogout_free(&analogout);
+
+    tester.set_sample_adc(false);//stop ADC sampling on the FPGA
+
+#if DEBUG
+    // power analysis
+    uint64_t sum;
+    uint32_t samples;
+    uint64_t cycles;
+    tester.get_anin_sum_samples_cycles(0, &sum, &samples, &cycles);
+    printf("ANIN0\r\n");
+    printf("Sum: %llu\r\n", sum);
+    printf("Num power samples: %d\r\n", samples);
+    printf("Num power cycles: %llu\r\n", cycles);
+    printf("ANIN0 voltage: %.6fV\r\n", tester.get_anin_voltage(0));
+#endif
+}
+
+Case cases[] = {
+    // This will be run for all pins
+    Case("Analogout - init test", all_ports<AnalogoutPort, DefaultFormFactor, analogout_init_free>),
+
+    // This will be run for single pin
+    Case("Analogout - write/read test", all_ports<AnalogoutPort, DefaultFormFactor, analogout_test>),
+};
+
+utest::v1::status_t greentea_test_setup(const size_t number_of_cases)
+{
+    GREENTEA_SETUP(120, "default_auto");
+    return greentea_test_setup_handler(number_of_cases);
+}
+
+Specification specification(greentea_test_setup, cases, greentea_test_teardown_handler);
+
+int main()
+{
+    Harness::run(specification);
+}
+
+#endif /* !DEVICE_ANALOGOUT */

TESTS/mbed_hal_fpga_ci_test_shield/gpio/main.cpp

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+/*
+ * Copyright (c) 2019, Arm Limited and affiliates.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#if !COMPONENT_FPGA_CI_TEST_SHIELD
+#error [NOT_SUPPORTED] FPGA CI Test Shield is needed to run this test
+#else
+
+#include "utest/utest.h"
+#include "unity/unity.h"
+#include "greentea-client/test_env.h"
+#include "mbed.h"
+
+using namespace utest::v1;
+
+#include "MbedTester.h"
+#include "pinmap.h"
+
+const PinList *form_factor = pinmap_ff_default_pins();
+const PinList *restricted = pinmap_restricted_pins();
+MbedTester tester(form_factor, restricted);
+
+void gpio_inout_test(PinName pin)
+{
+    gpio_t gpio;
+    gpio_init_inout(&gpio, pin, PIN_OUTPUT, PullNone, 0);
+    TEST_ASSERT_EQUAL(0, tester.gpio_read(MbedTester::LogicalPinGPIO0));
+
+    /* Test GPIO output */
+
+    gpio_write(&gpio, 1);
+    TEST_ASSERT_EQUAL(1, tester.gpio_read(MbedTester::LogicalPinGPIO0));
+
+    gpio_write(&gpio, 0);
+    TEST_ASSERT_EQUAL(0, tester.gpio_read(MbedTester::LogicalPinGPIO0));
+
+    gpio_dir(&gpio, PIN_INPUT);
+
+    /* Test GPIO input */
+
+    tester.gpio_write(MbedTester::LogicalPinGPIO0, 0, true);
+    TEST_ASSERT_EQUAL(0, gpio_read(&gpio));
+
+    tester.gpio_write(MbedTester::LogicalPinGPIO0, 1, true);
+    TEST_ASSERT_EQUAL(1, gpio_read(&gpio));
+
+    /* Set gpio back to Hi-Z */
+
+    tester.gpio_write(MbedTester::LogicalPinGPIO0, 0, false);
+}
+
+void gpio_inout_test()
+{
+    for (int i = 0; i < form_factor->count; i++) {
+        const PinName test_pin = form_factor->pins[i];
+        if (pinmap_list_has_pin(restricted, test_pin)) {
+            printf("Skipping gpio pin %s (%i)\r\n", pinmap_ff_default_pin_to_string(test_pin), test_pin);
+            continue;
+        }
+        tester.pin_map_reset();
+        tester.pin_map_set(test_pin, MbedTester::LogicalPinGPIO0);
+
+        printf("GPIO test on pin %s (%i)\r\n", pinmap_ff_default_pin_to_string(test_pin), test_pin);
+        gpio_inout_test(test_pin);
+    }
+}
+
+utest::v1::status_t setup(const Case *const source, const size_t index_of_case)
+{
+    tester.reset();
+    tester.select_peripheral(MbedTester::PeripheralGPIO);
+
+    return greentea_case_setup_handler(source, index_of_case);
+}
+
+utest::v1::status_t teardown(const Case *const source, const size_t passed, const size_t failed,
+                             const failure_t reason)
+{
+    return greentea_case_teardown_handler(source, passed, failed, reason);
+}
+
+Case cases[] = {
+    Case("GPIO - inout", setup, gpio_inout_test, teardown),
+};
+
+utest::v1::status_t greentea_test_setup(const size_t number_of_cases)
+{
+    GREENTEA_SETUP(60, "default_auto");
+    return greentea_test_setup_handler(number_of_cases);
+}
+
+Specification specification(greentea_test_setup, cases, greentea_test_teardown_handler);
+
+int main()
+{
+    Harness::run(specification);
+}
+
+#endif /* !COMPONENT_FPGA_CI_TEST_SHIELD */