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Correct some typos.

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Signed-off-by: Keith Rothman <537074+litghost@users.noreply.github.com>
This commit is contained in:
Keith Rothman 2021-02-04 12:35:13 -08:00
parent d8fa9d7f36
commit 58c90184f6
1 changed files with 4 additions and 4 deletions
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8
fpga_interchange/README.md
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@ -39,14 +39,14 @@ As these features are added, this implementation will become more useful.
- [ ] Placement constraints are unimplemented, meaning invalid or unroutable - [ ] Placement constraints are unimplemented, meaning invalid or unroutable
designs can be generated from the placer. designs can be generated from the placer.
- [ ] Logical netlist macro expansion is not implemented, meaning that any - [ ] Logical netlist macro expansion is not implemented, meaning that any
macro primitives are unplacable. Common macro primitives examples are macro primitives are unplaceable. Common macro primitives examples are
differential IO buffers (IBUFDS) and some LUT RAM (e.g. RAM64X1D). differential IO buffers (IBUFDS) and some LUT RAM (e.g. RAM64X1D).
- [ ] Cell -> BEL pin mapping is not in place, meaning any primitives that - [ ] Cell -> BEL pin mapping is not in place, meaning any primitives that
have different BEL pins with respect to their cell pins will not be have different BEL pins with respect to their cell pins will not be
routable. routable.
- [ ] Nextpnr only allows for cell -> BEL pin maps that are 1 to 1. The - [ ] Nextpnr only allows for cell -> BEL pin maps that are 1 to 1. The
FPGA interchange accomidates cell -> BEL pin maps that include 1 to FPGA interchange accommodates cell -> BEL pin maps that include 1 to
many relationship for sinks. A common primitives that uses 1 to many many relationships for sinks. A common primitives that uses 1 to many
maps are the RAMB18E1. maps are the RAMB18E1.
- [ ] The router lookahead is missing, meaning that router runtime - [ ] The router lookahead is missing, meaning that router runtime
performance will be terrible. performance will be terrible.
@ -89,7 +89,7 @@ make update_jars
# FIXME: Current RapidWright jars generate database with duplicate PIPs # FIXME: Current RapidWright jars generate database with duplicate PIPs
# https://github.com/Xilinx/RapidWright/issues/127 # https://github.com/Xilinx/RapidWright/issues/127
# Remove this wget once latest RapidWright JAR is published. # Remove this wget once the latest RapidWright JAR is published.
wget https://github.com/Xilinx/RapidWright/releases/download/v2020.2.1-beta/rapidwright-api-lib-2020.2.1_update1.jar wget https://github.com/Xilinx/RapidWright/releases/download/v2020.2.1-beta/rapidwright-api-lib-2020.2.1_update1.jar
mv rapidwright-api-lib-2020.2.1_update1.jar jars/rapidwright-api-lib-2020.2.0.jar mv rapidwright-api-lib-2020.2.1_update1.jar jars/rapidwright-api-lib-2020.2.0.jar