simulation, slides, gitignores

* Add Icarus Verilog exmple in semicustom
* .gitignore files now ignore all files from the directory
* add landsgemeinde

fullcustom/README.md

@@ -14,5 +14,5 @@ conda activate fullcustom
 The notebook can be openend as follows:
 
 ```sh
-jupyter notebook
+jupyter-notebook
 ```

semicustom/README.md

@@ -14,5 +14,5 @@ conda activate semicustom
 The notebook can be openend as follows:
 
 ```sh
-jupyter notebook
+jupyter-notebook
 ```

semicustom/environment.yml

@@ -42,6 +42,7 @@ dependencies:
   - ipykernel=6.15.0=pyh210e3f2_0
   - ipython=7.33.0=py37h89c1867_0
   - ipython_genutils=0.2.0=py_1
+  - iverilog=0_8_6666_g014416872=20230412_103222
   - jedi=0.18.2=pyhd8ed1ab_0
   - jinja2=3.1.2=pyhd8ed1ab_1
   - jpeg=9e=h166bdaf_1
@@ -96,7 +97,7 @@ dependencies:
   - pcre=8.45=h9c3ff4c_0
   - pexpect=4.8.0=pyh1a96a4e_2
   - pickleshare=0.7.5=py_1003
-  - pip=23.0.1=pyhd8ed1ab_0
+  - pip=23.1.1=pyhd8ed1ab_0
   - pixman=0.40.0=h36c2ea0_0
   - pkgutil-resolve-name=1.3.10=pyhd8ed1ab_0
   - prometheus_client=0.16.0=pyhd8ed1ab_0
@@ -104,7 +105,7 @@ dependencies:
   - psutil=5.9.0=py37h5eee18b_0
   - ptyprocess=0.7.0=pyhd3deb0d_0
   - pycparser=2.21=pyhd8ed1ab_0
-  - pygments=2.15.0=pyhd8ed1ab_0
+  - pygments=2.15.1=pyhd8ed1ab_0
   - pyrsistent=0.18.0=py37heee7806_0
   - python=3.7.16=h7a1cb2a_0
   - python-dateutil=2.8.2=pyhd8ed1ab_0
@@ -144,3 +145,8 @@ dependencies:
   - pip:
       - dataclasses-json==0.5.6
       - gdstk==0.9.37
+      - marshmallow==3.19.0
+      - marshmallow-enum==1.5.1
+      - mypy-extensions==1.0.0
+      - typing-inspect==0.8.0
+prefix: /home/pierre/anaconda3/envs/semicustom

semicustom/semicustom-inverter.ipynb

@@ -414,6 +414,78 @@
     "!cat v/{XLS_DESIGN_NAME}.v"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Verilog simulation\n",
+    "\n",
+    "A test bench can be written to simulate the circuit described above:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "%%writefile tb/xor3_tb.v\n",
+    "module xor3_tb;\n",
+    "\n",
+    "  wire value;\n",
+    "  reg w1, w2, w3;\n",
+    "  initial begin\n",
+    "    $dumpfile(\"tb/xor3_tb.vcd\");\n",
+    "    $dumpvars(0,xor3_tb);\n",
+    "    # 0 w1 = 0; w2 = 0; w3 = 0;\n",
+    "    # 5 w1 = 0; w2 = 0; w3 = 1;\n",
+    "    # 5 w1 = 0; w2 = 1; w3 = 0;\n",
+    "    # 5 w1 = 0; w2 = 1; w3 = 1;\n",
+    "    # 5 w1 = 1; w2 = 0; w3 = 0;\n",
+    "    # 5 w1 = 1; w2 = 0; w3 = 1;\n",
+    "    # 5 w1 = 1; w2 = 1; w3 = 0;\n",
+    "    # 5 w1 = 1; w2 = 1; w3 = 1;\n",
+    "    # 5 $finish;\n",
+    "  end\n",
+    "\n",
+    "  xor3 xor3_i (w1, w2, w3, value);\n",
+    "\n",
+    "  initial\n",
+    "     $monitor(\"At time %t, value = %h (%0d)\",\n",
+    "              $time, value, value);\n",
+    "endmodule"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "The simulation can then be performed using _Icarus Verilog_:"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "!iverilog -o tb/xor3_tb tb/xor3_tb.v v/xor3.v\n",
+    "!vvp tb/xor3_tb"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "The waveforms are dumped in a `.vcd` file, located under:\n",
+    "\n",
+    "```\n",
+    "tb/xor3_tb.vcd\n",
+    "```\n",
+    "\n",
+    "It can be opened with https://vc.drom.io/ for instance."
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},

semicustom/svg/.gitignore

@@ -1 +1 @@
-*.svg
+*

semicustom/v/.gitignore

@@ -1 +1 @@
-*.v
+*

semicustom/xls/ir/.gitignore

@@ -1 +1 @@
-*.ir
+*

semicustom/xls/x/.gitignore

@@ -1 +1 @@
-*.x
+*

slides/index.html

@@ -56,7 +56,7 @@
         <section>
           <h2>More Wik'history</h2>
           
-          <p>Available PDKs are <b>180nm</b> (<em>GlobalFoundries</em>), <b>130nm</b> (<em>SkyWater</em>)  and <b>90nm</b> (<em>SkyWater</em>, FDSOI).</p>
+          <p>Available technologies are <b>180nm</b> (<em>GlobalFoundries</em>), <b>130nm</b> (<em>SkyWater</em>)  and <b>90nm</b> (<em>SkyWater</em>, FDSOI).</p>
           
           <p>First used in the industry between 1999 and 2003. Old but cheap.</p>
           
@@ -69,9 +69,6 @@
           * No restriction ⛔
           * No NDA 🤐
           
-          > Who wants overhead?
-          >
-          > Who wants reproducibility?
         </section>
         <section data-markdown>
           ## Why to Open Source?
@@ -81,7 +78,7 @@
           * No strategical overhead 👑
           * No compliance overhead 🦺
           
-          > Agile workflow makes engineers (at least me) happy.
+          > Streamlined workflow makes engineers (at least me) happy.
         </section>
         <section data-markdown>
           ## Now give real reasons!
@@ -96,6 +93,21 @@
           
           **🫵 You can also do the three. 🫵**
         </section>
+        
+        <section data-markdown>
+          ## Quick Landsgemeinde
+          
+
+          > Who wants overhead?
+
+          > Who wants reproducibility?
+
+          > Who wants to reinvent the wheel?
+
+          > Who wants to keep their IP?
+
+        </section>
+        
         <section data-markdown data-background='img/hype.jpg'>
           ## 🤩 Are you hyped enough? 🫨
           
@@ -107,7 +119,7 @@
         <section data-markdown>
            # Some technical bits
            
-           * Meet the PDK
+           * Meet the Process Design Kit (PDK)
            * Check out the workflows
            * Addition contextual knowledge (Rules & MOSFETs)
 
@@ -172,7 +184,7 @@
            conda activate semicustom
            
            # Launch the jupyter notebook
-           jupyter notebook
+           jupyter-notebook
            ```
 
         </section>
@@ -186,7 +198,7 @@
            conda activate fullcustom
            
            # Launch the jupyter notebook
-           jupyter notebook
+           jupyter-notebook
            ```
 
         </section>