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Code Issues Releases Wiki Activity

[FPGA interchange] Add support for global buffers from chipdb.

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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
This commit is contained in:
Keith Rothman
2021-03-23 09:41:45 -07:00
parent 831b94cdac
commit 720f64ea60
5 changed files with 30 additions and 11 deletions
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14
fpga_interchange/examples/chipdb.cmake
View File

@@ -210,7 +210,7 @@ function(generate_chipdb)
# device <common device>
# part <part>
# device_target <device target>
# bel_bucket_seeds <bel bucket seeds>
# device_config <device config>
# test_package <test_package>
# )
# ~~~
@@ -228,7 +228,9 @@ function(generate_chipdb)
# share the same xc7a35t device prefix
# - part: one among the parts available for a given device
# - device_target: target for the device from which the chipdb is generated
# - bel_bucket_seeds: path to the bel bucket seeds YAML file
# - device_config: path to the device configYAML file
# This file specifies some nextpnr specific data, such as BEL bucket
# seeds and global BEL names.
# - test_package: package among the ones available for the device. This is used for architecture
# testing only
#
@@ -241,7 +243,7 @@ function(generate_chipdb)
# as the binary chipdb
set(options)
set(oneValueArgs family device part device_target bel_bucket_seeds test_package)
set(oneValueArgs family device part device_target device_config test_package)
set(multiValueArgs)
cmake_parse_arguments(
@@ -256,7 +258,7 @@ function(generate_chipdb)
set(device ${generate_chipdb_device})
set(part ${generate_chipdb_part})
set(device_target ${generate_chipdb_device_target})
set(bel_bucket_seeds ${generate_chipdb_bel_bucket_seeds})
set(device_config ${generate_chipdb_device_config})
set(test_package ${generate_chipdb_test_package})
get_target_property(device_loc ${device_target} LOCATION)
@@ -267,10 +269,10 @@ function(generate_chipdb)
${PYTHON_EXECUTABLE} -mfpga_interchange.nextpnr_emit
--schema_dir ${INTERCHANGE_SCHEMA_PATH}
--output_dir ${CMAKE_CURRENT_BINARY_DIR}
--bel_bucket_seeds ${bel_bucket_seeds}
--device_config ${device_config}
--device ${device_loc}
DEPENDS
${bel_bucket_seeds}
${device_config}
${device_target}
${device_loc}
)

2
fpga_interchange/examples/devices/xc7a35t/CMakeLists.txt
View File

@@ -9,6 +9,6 @@ generate_chipdb(
device xc7a35t
part xc7a35tcsg324-1
device_target ${xc7a35t_target}
bel_bucket_seeds ${PYTHON_INTERCHANGE_PATH}/test_data/series7_bel_buckets.yaml
device_config ${PYTHON_INTERCHANGE_PATH}/test_data/series7_device_config.yaml
test_package csg324
)