interchange: Add Nexus to CI

Signed-off-by: gatecat <gatecat@ds0.me>

.github/ci/build_interchange.sh

@@ -40,6 +40,14 @@ function get_dependencies {
     pushd ${RAPIDWRIGHT_PATH}
     make update_jars
     popd
+
+    # Install prjoxide
+    curl --proto '=https' -sSf https://sh.rustup.rs | sh -s -- -y
+    git clone --recursive https://github.com/gatecat/prjoxide.git
+    pushd prjoxide/libprjoxide
+    PATH=$PATH:$HOME/.cargo/bin cargo install --path prjoxide --all-features
+    popd
+
 }
 
 function build_nextpnr {

.github/workflows/interchange_ci.yml

@@ -106,7 +106,8 @@ jobs:
         RAPIDWRIGHT_PATH: ${{ github.workspace }}/RapidWright
         INTERCHANGE_SCHEMA_PATH: ${{ github.workspace }}/3rdparty/fpga-interchange-schema/interchange
         PYTHON_INTERCHANGE_PATH: ${{ github.workspace }}/python-fpga-interchange
-        PYTHON_INTERCHANGE_TAG: v0.0.4
+        PYTHON_INTERCHANGE_TAG: v0.0.6
+
       run: |
         export PATH="/usr/lib/ccache:/usr/local/opt/ccache/libexec:$PATH"
         source ./.github/ci/build_interchange.sh

fpga_interchange/examples/chipdb.cmake

@@ -104,7 +104,7 @@ function(create_prjoxide_device_db)
     add_custom_command(
         OUTPUT ${prjoxide_device_db}
         COMMAND
-            prjoxide
+            ${PRJOXIDE_PREFIX}/bin/prjoxide
             interchange-export
             ${device}
             ${prjoxide_device_db}

fpga_interchange/examples/devices/LIFCL-17/test_data.yaml

@@ -0,0 +1,8 @@
+pip_test:
+    - src_wire: R3C3_PLC.PLC/JDI0_SLICEA
+      dst_wire: R3C3/JF0
+bel_pin_test:
+    - bel: R7C3_PLC.PLC/SLICEA_LUT0
+      pin: D
+      wire: R7C3_PLC.PLC/JD0_SLICEA
+

fpga_interchange/family.cmake

@@ -8,6 +8,8 @@ find_package(ZLIB REQUIRED)
 set(RAPIDWRIGHT_PATH $ENV{HOME}/RapidWright CACHE PATH "Path to RapidWright")
 set(INVOKE_RAPIDWRIGHT "${RAPIDWRIGHT_PATH}/scripts/invoke_rapidwright.sh" CACHE PATH "Path to RapidWright invocation script")
 set(JAVA_HEAP_SPACE "-Xmx8g" CACHE STRING "Heap space reserved for Java")
+set(PRJOXIDE_PREFIX $ENV{HOME}/.cargo CACHE PATH "prjoxide install prefix")
+
 # FIXME: Make patch data available in the python package and remove this cached var
 set(PYTHON_INTERCHANGE_PATH $ENV{HOME}/python-fpga-interchange CACHE PATH "Path to the FPGA interchange python library")
 set(INTERCHANGE_SCHEMA_PATH ${PROJECT_SOURCE_DIR}/3rdparty/fpga-interchange-schema/interchange CACHE PATH "Path to the FPGA interchange schema dir")