Add support for building avr targets

Signed-off-by: Brennan Ashton <bashton@brennanashton.com>

Author: btashton

.github/workflows/build.yml

@@ -23,7 +23,7 @@ jobs:
 
     strategy:
       matrix:
-        boards: [arm-01, arm-02, arm-03, arm-04, arm-05, arm-06, arm-07, arm-08, arm-09, arm-10, arm-11, arm-12, arm-13, mips-riscv-x86-xtensa, sim]
+        boards: [arm-01, arm-02, arm-03, arm-04, arm-05, arm-06, arm-07, arm-08, arm-09, arm-10, arm-11, arm-12, arm-13, avr-mips-riscv-x86-xtensa, sim]
     steps:
     - name: Checkout nuttx repo
       uses: actions/checkout@v2
@@ -79,7 +79,7 @@ jobs:
 
     strategy:
       matrix:
-        boards: [arm-12, mips-riscv-x86-xtensa, sim]
+        boards: [arm-12, avr-mips-riscv-x86-xtensa, sim]
 
     steps:
     - name: Checkout nuttx repo

cibuild.sh

@@ -36,7 +36,7 @@ EXTRA_PATH=
 
 case $os in
   Darwin)
-    install="python-tools u-boot-tools discoteq-flock elf-toolchain gen-romfs kconfig-frontends arm-gcc-toolchain riscv-gcc-toolchain xtensa-esp32-gcc-toolchain"
+    install="python-tools u-boot-tools discoteq-flock elf-toolchain gen-romfs kconfig-frontends arm-gcc-toolchain riscv-gcc-toolchain xtensa-esp32-gcc-toolchain avr-gcc-toolchain"
     mkdir -p ${prebuilt}/homebrew
     export HOMEBREW_CACHE=${prebuilt}/homebrew
     ;;
@@ -214,6 +214,17 @@ function xtensa-esp32-gcc-toolchain {
   pip3 install esptool
 }
 
+function avr-gcc-toolchain {
+  if ! type avr-gcc > /dev/null; then
+    case $os in
+      Darwin)
+        brew tap osx-cross/avr
+        brew install avr-gcc
+        ;;
+    esac
+  fi
+}
+
 function c-cache {
   add_path $prebuilt/ccache/bin
 

docker/linux/Dockerfile

@@ -13,7 +13,7 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-FROM ubuntu:19.04 AS builder-base
+FROM ubuntu:19.10 AS builder-base
 # NOTE WE ARE NOT REMOVEING APT CACHE.
 # This should only be used for temp build images that artifacts will be copied from
 RUN apt-get update -qq && apt-get install -y -qq \
@@ -122,7 +122,7 @@ RUN cp /tools/esp-idf/examples/get-started/hello_world/build/partition_table/par
 # Final Docker image used for running CI system.  This includes all toolchains
 # supported by the CI system.
 ###############################################################################
-FROM ubuntu:19.04
+FROM ubuntu:19.10
 LABEL maintainer="dev@nuttx.apache.org"
 
 RUN dpkg --add-architecture i386
@@ -132,6 +132,8 @@ RUN apt-get update -qq && apt-get install -y -qq --no-install-recommends \
   build-essential \
   gcc \
   gcc-multilib \
+  gcc-avr \
+  avr-libc \
   wget \
   libx11-dev \
   libxext-dev \

testlist/mips-riscv-x86-xtensa.dat testlist/avr-mips-riscv-x86-xtensa.dattestlist/mips-riscv-x86-xtensa.dat renamed to testlist/avr-mips-riscv-x86-xtensa.dat

@@ -1,3 +1,10 @@
+# We do not have a toolchain for avr32 outside of Microchip login wall.
+# The work was never upstreamed to GCC.
+
+/avr
+-avr32dev1:nsh
+-avr32dev1:ostest
+
 # PINGUINOL toolchain doesn't provide macOS binaries
 # with the same name
 # /mips,CONFIG_MIPS32_TOOLCHAIN_PINGUINOL