diff --git a/litex/soc/cores/cpu/blackparrot/README.md b/litex/soc/cores/cpu/blackparrot/README.md deleted file mode 100644 index 1c8952920..000000000 --- a/litex/soc/cores/cpu/blackparrot/README.md +++ /dev/null @@ -1,50 +0,0 @@ -# BlackParrot in LiteX - -> **Note:** Tested on Ubuntu 18.04 - -> **Note:** Since both BlackParrot and Litex are under active development, newer updates on LiteX or BP can cause some compatibility issues. If the most recent BP and LiteX do not work, please use the following link that includes necessary instructions to run BP on Linux with compatible commits. - -``` -https://github.com/black-parrot/litex/tree/working_linux - -``` - -## Prerequisites and Installing - -Please visit https://github.com/scanakci/linux-on-litex-blackparrot for the detailed setup instructions and linux boot-up process. - - -## Set necessary environment variables for BlackParrot - -Running BP in LiteX requires setting some environment variables. Please add the following lines to your bashrc to set them up. - -``` -pushd . -cd PATH/TO/LITEX/litex/soc/cores/cpu/blackparrot -source ./setEnvironment.sh -popd -``` - -## Running BIOS - -[![asciicast](https://asciinema.org/a/326077.svg)](https://asciinema.org/a/326077) - -### Simulation -``` -cd $LITEX/litex/tools -./litex_sim.py --cpu-type blackparrot --cpu-variant standard --output-dir build/BP_Trial -``` - -### FPGA - -Generate the bitstream 'top.bit' under build/BP_trial/gateware folder -``` -$LITEX/litex/boards/genesys2.py --cpu-type blackparrot --cpu-variant standard --output-dir $PWD/build/BP_Trial --integrated-rom-size 51200 --build -``` -In another terminal, launch LiteX terminal. -``` -sudo $LITEX/litex/tools/litex_term.py /dev/ttyUSBX -``` -Load the FPGA bitstream top.bit to your FPGA (you can use vivado hardware manager) - -This step will execute LiteX BIOS. diff --git a/litex/soc/cores/cpu/blackparrot/setEnvironment.sh b/litex/soc/cores/cpu/blackparrot/setEnvironment.sh deleted file mode 100755 index 84e986bc6..000000000 --- a/litex/soc/cores/cpu/blackparrot/setEnvironment.sh +++ /dev/null @@ -1,21 +0,0 @@ -#!/bin/bash -## Set common environment variables -export LITEX=$(git rev-parse --show-toplevel) -export BP=$LITEX/../pythondata-cpu-blackparrot/pythondata_cpu_blackparrot/system_verilog -export BP_LITEX_DIR=$BP/bp_litex - -#TODO: check if BP exists and warn user -export BP_COMMON_DIR=$BP/bp_common -export BP_FE_DIR=$BP/bp_fe -export BP_BE_DIR=$BP/bp_be -export BP_ME_DIR=$BP/bp_me -export BP_TOP_DIR=$BP/bp_top -export BP_EXTERNAL_DIR=$BP/external -export BASEJUMP_STL_DIR=$BP_EXTERNAL_DIR/basejump_stl -export LITEX_FPGA_DIR=$BP_LITEX_DIR/fpga -export LITEX_SIMU_DIR=$BP_LITEX_DIR/simulation - -##Minor changes in some of the BP files for memory management -sed -i "s/localparam dram_base_addr_gp = 40'h00_8000_0000;/localparam dram_base_addr_gp = 40'h00_7000_0000;/" $BP_COMMON_DIR/src/include/bp_common_pkg.vh -sed -i "s/localparam bp_pc_entry_point_gp=39'h00_8000_0000/localparam bp_pc_entry_point_gp=39'h00_7000_0000/" $BP_ME_DIR/test/common/bp_cce_mmio_cfg_loader.v -sed -i "s/wire local_cmd_li = (cmd_fifo_selected_lo.header.addr < dram_base_addr_gp);/wire local_cmd_li = (cmd_fifo_selected_lo.header.addr < 32'h5000_0000);/" $BP_TOP_DIR/src/v/bp_softcore.v