HDL_workflow/nextpnr-xilinx.mdwn

   1 # nextpnr-xilinx
   2
   3 Installation instructions for Nextpnr-xilinx with Digilent Arty A7-100t
   4 with Xilinx Artix7 100T
   5
   6 Use of the automated install scripts recommended
   7
   8 * Source code: <https://github.com/gatecat/nextpnr-xilinx>
   9 * Bugzilla page <https://bugs.libre-soc.org/show_bug.cgi?id=790>
  10 * Auto-install script: <https://git.libre-soc.org/?p=dev-env-setup.git;a=blob;f=nextpnr-xilinx-install;hb=HEAD>
  11 * Prerequisites: yosys <https://git.libre-soc.org/?p=dev-env-setup.git;a=blob;f=hdl-tools-yosys;hb=HEAD>
  12
  13 # Setting up new debootstrap and chroot into it
  14
  15 Run the following if you wish to isolate the nextpnr-xilinx build
  16 from other software (reproducible builds) or use the schroot
  17 auto-preparation script here:
  18 <https://git.libre-soc.org/?p=dev-env-setup.git;a=blob;f=mk-deb-chroot;hb=HEAD>
  19
  20     export MY_CHROOT=/stable-chroot
  21     mkdir $MY_CHROOT
  22     debootstrap buster $MY_CHROOT http://deb.debian.org/debian/
  23     mount -t proc proc $MY_CHROOT/proc
  24     mount -t sysfs sysfs $MY_CHROOT/sys
  25     mount -t devpts devpts $MY_CHROOT/dev/pts/
  26     chroot $MY_CHROOT /bin/bash
  27
  28 # Download neccessary softwares
  29
  30     apt-get install -y libcurl3-gnutls/buster git/buster
  31
  32     git clone https://github.com/f4pga/prjxray.git
  33     git clone https://github.com/SymbiFlow/prjxray-db.git
  34     git clone https://github.com/gatecat/nextpnr-xilinx.git
  35
  36 # Steps to compile prjxray
  37
  38 ## Necessary software to install
  39
  40     apt-get install -y build-essential make cmake python3 python3-dev \
  41      python3-setuptools python3-numpy cython3 python3-pip
  42
  43     pip3 install textx fasm
  44
  45 ## Build prjxray
  46
  47     cd prjxray
  48     git checkout 18b92012afe2b03f3f975a78c4372c74b60dca0c
  49     git submodule update --init --recursive
  50     mkdir build; cd build
  51     cmake -DCMAKE_INSTALL_PREFIX=/usr/local/nextpnr-xilinx ..
  52     make -j$(nproc)
  53     make install
  54     install -d -m 0755 /usr/local/nextpnr-xilinx/build/tools
  55     install -m 0755 tools/{bitread,bittool,frame_address_decoder,gen_part_base_yaml,segmatch,xc7frames2bit,xc7patch} \
  56      /usr/local/nextpnr-xilinx/build/tools
  57     cd ..
  58     cp -dpr utils /usr/local/nextpnr-xilinx
  59     sed -i -e '/^# Vivado /,$d' \
  60      /usr/local/nextpnr-xilinx/utils/environment.sh
  61     python3 setup.py develop
  62     export PATH=/usr/local/nextpnr-xilinx/bin:$PATH
  63     cd ..
  64
  65 # Steps to compile prjxray-db
  66
  67 ## Install prjxray-db
  68
  69     cd prjxray-db
  70     git archive --format=tar --prefix=database/ \
  71       0a0addedd73e7e4139d52a6d8db4258763e0f1f3 | \
  72       tar -C /usr/local/nextpnr-xilinx -xf -
  73     cd ..
  74
  75 # Steps to compile nextpnr-xilinx
  76
  77 ## Necessary software to install
  78
  79     apt-get install -y libboost-thread-dev libboost-iostreams-dev \
  80      libboost-program-options-dev libeigen3-dev libboost-python-dev \
  81      libboost-filesystem-dev
  82
  83 ## Build nextpnr-xilinx
  84
  85     cd nextpnr-xilinx
  86     git checkout 565588a69ea95a52f7c7592f4ed81d9bef6cfb60
  87     cmake -DARCH=xilinx -DBUILD_GUI=OFF -DCMAKE_INSTALL_PREFIX=/usr/local/nextpnr-xilinx .
  88     make -j$(nproc)
  89     make install
  90     python3 xilinx/python/bbaexport.py --device xc7a100tcsg324-1 \
  91      --bba xilinx/xc7a100t.bba
  92     ./bbasm --l xilinx/xc7a100t.bba xilinx/xc7a100t.bin
  93     install -d -m 0755 /usr/local/nextpnr-xilinx/share/xilinx
  94     install -m 0755 xilinx/xc7a100t.bin \
  95      /usr/local/nextpnr-xilinx/share/xilinx
  96     export XRAY_DIR=/usr/local/nextpnr-xilinx
  97
  98     # build attosoc example; it should build attosoc.bit as final bitstream
  99
 100     cd xilinx/examples
 101     cp -dpr arty-a35 arty-a100
 102     cd arty-a100
 103     sed -i -e 's@xc7a35tcsg324-1@xc7a100tcsg324-1@g' \
 104      -e 's@../../../nextpnr-xilinx@nextpnr-xilinx@g' \
 105      -e 's@../../xc7a35t.bin@/usr/local/nextpnr-xilinx/share/xilinx/xc7a100t.bin@g' \
 106      attosoc.sh
 107     ./attosoc.sh
 108
 109     # see file attosoc.bit; it is the bitstream file and if built then success