Initial commit

verilog/dv/cocotb/hello_world_uart/hello_world_uart.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>
+
+void main(){
+    ManagmentGpio_write(0);
+    ManagmentGpio_outputEnable();
+    GPIOs_configure(6,GPIO_MODE_MGMT_STD_OUTPUT);
+    GPIOs_loadConfigs();
+    UART_enableTX(1);
+    ManagmentGpio_write(1); // configuration finished 
+
+    print("Hello World\n");
+    return;
+}

verilog/dv/cocotb/hello_world_uart/hello_world_uart.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 test_configure
+from caravel_cocotb.caravel_interfaces import report_test
+import cocotb
+from caravel_cocotb.caravel_interfaces import UART
+
+@cocotb.test()
+@report_test
+async def hello_world_uart(dut):
+    caravelEnv = await test_configure(dut,timeout_cycles=3346140)
+
+    cocotb.log.info(f"[TEST] Start uart test")  
+    expected_msg = "Hello World"
+    uart = UART(caravelEnv)
+    # wait for start of sending
+    await caravelEnv.wait_mgmt_gpio(1)
+    # read the msg sent
+    msg = await uart.get_line()
+    if msg in expected_msg :
+        cocotb.log.info (f"[TEST] Pass recieve the full expected msg '{msg}'")
+    else: 
+        cocotb.log.error (f"[TEST] recieved wrong msg from uart msg recieved:'{msg}' expected '{expected_msg}'")

verilog/dv/cocotb/hello_world_uart/hello_world_uart.yaml

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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
+
+
+
+# Yalm file contain general design information that would mostly need to be updated in the first run only 
+
+Tests: 
+    - {name: hello_world_uart, sim: RTL}
+
+