Initial commit

verilog/dv/cocotb/gpio_test/gpio_test.c

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+// SPDX-FileCopyrightText: 2023 Efabless Corporation
+
+// 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.
+
+
+#include <firmware_apis.h> // include required APIs
+void main(){
+   // Enable managment gpio as output to use as indicator for finishing configuration 
+   ManagmentGpio_outputEnable();
+   ManagmentGpio_write(0);
+   enableHkSpi(0); // disable housekeeping spi
+   //GPIOs_configureAll(GPIO_MODE_MGMT_STD_OUT);
+   GPIOs_configureAll(GPIO_MODE_MGMT_STD_OUTPUT);
+   GPIOs_loadConfigs();
+   GPIOs_writeLow(0x8F);
+   ManagmentGpio_write(1); // configuration finished 
+
+   
+   return;
+}

verilog/dv/cocotb/gpio_test/gpio_test.py

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+# SPDX-FileCopyrightText: 2023 Efabless Corporation
+
+# 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.
+
+# SPDX-License-Identifier: Apache-2.0
+
+from caravel_cocotb.caravel_interfaces import * # import python APIs
+import cocotb
+
+@cocotb.test() # cocotb test marker
+@report_test # wrapper for configure test reporting files
+async def gpio_test(dut):
+   caravelEnv = await test_configure(dut) #configure, start up and reset caravel
+   #await caravelEnv.release_csb()
+   await caravelEnv.wait_mgmt_gpio(1)
+   gpios_value_str = caravelEnv.monitor_gpio(37, 0).binstr
+   cocotb.log.info (f"All gpios '{gpios_value_str}'")
+   gpio_value_int = caravelEnv.monitor_gpio(37, 0).integer
+   #expected_gpio_value = 0xF8
+   expected_gpio_value = 0x8F
+   if (gpio_value_int == expected_gpio_value):
+      cocotb.log.info (f"[TEST] Pass the gpio value is '{hex(gpio_value_int)}'")
+   else:
+      cocotb.log.error (f"[TEST] Fail the gpio value is :'{hex(gpio_value_int)}' expected {hex(expected_gpio_value)}")
+   
+