Add AI Foundry README

Author: glguida

aifoundry/README.md

@@ -0,0 +1,14 @@
+# RISCV Toolchain for ETSOC1
+
+This repository contains the toolchain for the ETSOC1 chip.
+
+To build:
+
+    $ ./configure --prefix=/opt/et --with-arch=rv64imfc --with-abi=lp64f \
+                  --with-languages=c,c++ --with-cmodel=medany
+    $ make -j $(nproc)
+
+As per main README, Ubuntu dependencies are as following:
+
+    $ sudo apt-get install autoconf automake autotools-dev curl python3 python3-pip python3-tomli libmpc-dev libmpfr-dev libgmp-dev gawk build-essential bison flex texinfo gperf libtool patchutils bc zlib1g-dev libexpat-dev ninja-build git cmake libglib2.0-dev libslirp-dev
+