interchange: added boards and group testing across multiple boards

Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>

fpga_interchange/examples/boards.cmake

@@ -0,0 +1,45 @@
+function(add_board)
+    # ~~~
+    # add_board(
+    #    name <board name>
+    #    device <common device>
+    #    package <package>
+    # )
+    # ~~~
+    #
+    # Generates a board target containing information on the common device and package
+    # of the board.
+    #
+    # Arguments:
+    #   - name: name of the board. E.g. arty
+    #   - device: common device name of a set of parts. E.g. xc7a35tcsg324-1 and xc7a35tcpg236-1
+    #             share the same xc7a35t device prefix
+    #   - package: one of the packages available for a given device. E.g. cpg236
+    #
+    # Targets generated:
+    #   - board-<name>
+
+    set(options)
+    set(oneValueArgs name device package)
+    set(multiValueArgs)
+
+    cmake_parse_arguments(
+        add_board
+        "${options}"
+        "${oneValueArgs}"
+        "${multiValueArgs}"
+        ${ARGN}
+    )
+
+    set(name ${add_board_name})
+    set(device ${add_board_device})
+    set(package ${add_board_package})
+
+    add_custom_target(board-${name} DEPENDS device-${device})
+    set_target_properties(
+        board-${name}
+        PROPERTIES
+            DEVICE ${device}
+            PACKAGE ${package}
+    )
+endfunction()

fpga_interchange/examples/boards/CMakeLists.txt

@@ -0,0 +1,29 @@
+add_board(
+    name arty35t
+    device xc7a35t
+    package csg324
+)
+
+add_board(
+    name arty100t
+    device xc7a100t
+    package csg324
+)
+
+add_board(
+    name nexys_video
+    device xc7a200t
+    package sbg484
+)
+
+add_board(
+    name basys3
+    device xc7a35t
+    package cpg236
+)
+
+add_board(
+    name zybo
+    device xc7z010
+    package clg400
+)

fpga_interchange/examples/tests.cmake

@@ -263,3 +263,74 @@ function(add_interchange_test)
     add_custom_target(test-${family}-${name}-dcp DEPENDS ${dcp})
     add_dependencies(all-${family}-tests test-${family}-${name}-dcp)
 endfunction()
+
+function(add_interchange_group_test)
+    # ~~~
+    # add_interchange_group_test(
+    #    name <name>
+    #    family <family>
+    #    board_list <boards>
+    #    xdc_list <xdc>
+    #    tcl <tcl>
+    #    sources <sources list>
+    #    [top <top name>]
+    #    [techmap <techmap file>]
+    # )
+    #
+    # Generates targets to run desired tests over multiple devices.
+    #
+    # Arguments:
+    #   - name: base test name. The real test name will be <name>_<board>
+    #   - family: nextpnr architecture family (e.g. fpga_interchange)
+    #   - board_list: list of boards, one for each test
+    #   - tcl: tcl script used for synthesis
+    #   - sources: list of HDL sources
+    #   - top (optional): name of the top level module.
+    #                     If not provided, "top" is assigned as top level module
+    #   - techmap (optional): techmap file used during synthesis
+    #
+    # This function internally calls add_interchange_test to generate the various tests.
+    #
+    # Note: it is assumed that there exists an XDC file for each board, with the following naming
+    #       convention: <board>.xdc
+
+    set(options)
+    set(oneValueArgs name family tcl top techmap)
+    set(multiValueArgs sources board_list)
+
+    cmake_parse_arguments(
+        add_interchange_group_test
+        "${options}"
+        "${oneValueArgs}"
+        "${multiValueArgs}"
+        ${ARGN}
+    )
+
+    set(name ${add_interchange_group_test_name})
+    set(family ${add_interchange_group_test_family})
+    set(top ${add_interchange_group_test_top})
+    set(tcl ${add_interchange_group_test_tcl})
+    set(techmap ${add_interchange_group_test_techmap})
+    set(sources ${add_interchange_group_test_sources})
+
+    if (NOT DEFINED top)
+        # Setting default top value
+        set(top "top")
+    endif()
+
+    foreach(board ${add_interchange_group_test_board_list})
+        get_property(device TARGET board-${board} PROPERTY DEVICE)
+        get_property(package TARGET board-${board} PROPERTY PACKAGE)
+
+        add_interchange_test(
+            name ${name}_${board}
+            family ${family}
+            device ${device}
+            package ${package}
+            tcl ${tcl}
+            xdc ${board}.xdc
+            sources ${sources}
+            top ${top}
+        )
+    endforeach()
+endfunction()

fpga_interchange/examples/tests/wire/CMakeLists.txt

@@ -1,49 +1,7 @@
-add_interchange_test(
+add_interchange_group_test(
-    name wire_basys3
+    name wire
     family ${family}
-    device xc7a35t
+    board_list basys3 arty35t zybo arty100t nexys_video
-    package cpg236
     tcl run.tcl
-    xdc wire_basys3.xdc
-    sources wire.v
-)
-
-add_interchange_test(
-    name wire_arty_35t
-    family ${family}
-    device xc7a35t
-    package csg324
-    tcl run.tcl
-    xdc wire_arty.xdc
-    sources wire.v
-)
-
-add_interchange_test(
-    name wire_arty_100t
-    family ${family}
-    device xc7a100t
-    package csg324
-    tcl run.tcl
-    xdc wire_arty.xdc
-    sources wire.v
-)
-
-add_interchange_test(
-    name wire_nexys_video
-    family ${family}
-    device xc7a200t
-    package sbg484
-    tcl run.tcl
-    xdc wire_nexys_video.xdc
-    sources wire.v
-)
-
-add_interchange_test(
-    name wire_zybo
-    family ${family}
-    device xc7z010
-    package clg400
-    tcl run.tcl
-    xdc wire_zybo.xdc
     sources wire.v
 )

fpga_interchange/examples/tests/wire/arty35t.xdc

@@ -0,0 +1,5 @@
+set_property PACKAGE_PIN A8 [get_ports i]
+set_property PACKAGE_PIN H5 [get_ports o]
+
+set_property IOSTANDARD LVCMOS33 [get_ports i]
+set_property IOSTANDARD LVCMOS33 [get_ports o]

fpga_interchange/family.cmake

@@ -15,6 +15,7 @@ set(INTERCHANGE_SCHEMA_PATH ${PROJECT_SOURCE_DIR}/3rdparty/fpga-interchange-sche
 add_subdirectory(3rdparty/fpga-interchange-schema/cmake/cxx_static)
 
 include(${family}/examples/chipdb.cmake)
+include(${family}/examples/boards.cmake)
 include(${family}/examples/tests.cmake)
 
 set(chipdb_dir ${CMAKE_CURRENT_BINARY_DIR}/${family}/chipdb)
@@ -23,6 +24,7 @@ file(MAKE_DIRECTORY ${chipdb_dir})
 add_custom_target(all-${family}-tests)
 add_custom_target(all-${family}-archcheck-tests)
 add_subdirectory(${family}/examples/devices)
+add_subdirectory(${family}/examples/boards)
 add_subdirectory(${family}/examples/tests)
 
 set(PROTOS lookahead.capnp)