Initial commit

verilog/dv/cocotb/user_proj_tests/counter_la/counter_la.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(){
+    // Enable managment gpio as output to use as indicator for finishing configuration  
+    ManagmentGpio_outputEnable();
+    ManagmentGpio_write(0);
+    enableHkSpi(0); // disable housekeeping spi
+    // configure all gpios as  user out then chenge gpios from 32 to 37 before loading this configurations
+    GPIOs_configureAll(GPIO_MODE_USER_STD_OUT_MONITORED);
+    GPIOs_configure(32,GPIO_MODE_USER_STD_OUT_MONITORED);
+    GPIOs_configure(33,GPIO_MODE_USER_STD_OUT_MONITORED);
+    GPIOs_configure(34,GPIO_MODE_USER_STD_OUT_MONITORED);
+    GPIOs_configure(35,GPIO_MODE_USER_STD_OUT_MONITORED);
+    GPIOs_configure(36,GPIO_MODE_USER_STD_OUT_MONITORED);
+    GPIOs_configure(37,GPIO_MODE_USER_STD_OUT_MONITORED);
+    GPIOs_loadConfigs(); // load the configuration 
+    ManagmentGpio_write(1); // configuration finished 
+    // configure la [63:32] as output from cpu
+    LogicAnalyzer_write(1,7<<16);
+    LogicAnalyzer_outputEnable(1,0);
+    ManagmentGpio_write(0); // configuration finished 
+    LogicAnalyzer_outputEnable(1,0xFFFFFFFF);
+    return;
+}

verilog/dv/cocotb/user_proj_tests/counter_la/counter_la.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 
+
+@cocotb.test()
+@report_test
+async def counter_la(dut):
+    caravelEnv = await test_configure(dut, timeout_cycles=59844)
+
+    cocotb.log.info(f"[TEST] Start counter_la test")  
+    # wait for start of sending
+    await caravelEnv.release_csb()
+    await caravelEnv.wait_mgmt_gpio(1)
+    cocotb.log.info(f"[TEST] finish configuration") 
+    overwrite_val = 7 # value will be written to the counter by la 
+    # expect value bigger than 7 
+    await caravelEnv.wait_mgmt_gpio(0) # wait until writing 7 through la 
+    received_val = int ((caravelEnv.monitor_gpio(37,30).binstr + caravelEnv.monitor_gpio(7,0).binstr ),2) 
+    counter = overwrite_val
+
+    if received_val != counter :
+        cocotb.log.fatal(f"LA writing is incorrect: {overwrite_val} receieved: {received_val}")
+    await cocotb.triggers.ClockCycles(caravelEnv.clk,1)
+
+    # wait until the LA writing is disabled 
+    while (received_val == counter): 
+        await cocotb.triggers.ClockCycles(caravelEnv.clk,1)
+        received_val = int ((caravelEnv.monitor_gpio(37,30).binstr + caravelEnv.monitor_gpio(7,0).binstr ),2) 
+
+    counter = received_val
+    for i in range(100):
+        if counter != int ((caravelEnv.monitor_gpio(37,30).binstr + caravelEnv.monitor_gpio(7,0).binstr ),2) :
+            cocotb.log.error(f"counter have wrong value expected = {counter} recieved = {int ((caravelEnv.monitor_gpio(37,30).binstr + caravelEnv.monitor_gpio(7,0).binstr ),2) }")
+        await cocotb.triggers.ClockCycles(caravelEnv.clk,1)
+        counter +=1
+    

verilog/dv/cocotb/user_proj_tests/counter_la/counter_la.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: counter_la, sim: RTL}
+
+