new: qemu risu instruction testing.

This adds a simple instruction test based on risu. It downloads a
pre-built RISU bundle and runs each binary with a corresponding trace
file as a individual QEMU test.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>

Change-Id: I26caf1a6c128fab9da582cc7b18b597566ea13f2

---

v2
  - ensure we have dirs to work in
v3
  - reverse the sense of the run (use --master to validate)
  - move tarball to more stable testcases subdir

2 files changed, 89 insertions, 0 deletions

diff --git a/ubuntu/risu.yaml b/ubuntu/risu.yaml
new file mode 100644
index 0000000..e117b3b
--- /dev/null
+++ b/ubuntu/risu.yaml
@@ -0,0 +1,31 @@
+metadata:
+    name: risu
+    format: "Lava-Test-Shell Test Definition 1.0"
+    description: "Run RISU Instruction tests"
+    maintainer:
+        - alex.bennee@linaro.org
+    os:
+        - ubuntu
+        - debian
+    scope:
+        - functional
+    devices:
+        - kvm
+        - x86
+
+params:
+    # Modify chroot if you want to run inside a QEMU world after setting
+    # up a chroot with install-qemu-chroot.yaml
+    CHROOT: /home/chroot/
+    RISU_TARBALL: http://people.linaro.org/~alex.bennee/testcases/arm64.risu/risu.tar.bz2
+
+install:
+    steps:
+      - mkdir -p ${CHROOT}/risu
+      - cd ${CHROOT}
+      - wget -O risu.tar ${RISU_TARBALL}
+      - tar -xvf risu.tar --strip-components=1 -C ${CHROOT}/risu
+
+run:
+    steps:
+      - ubuntu/scripts/run-risu.sh ${CHROOT}/risu testcases.aarch64
diff --git a/ubuntu/scripts/run-risu.sh b/ubuntu/scripts/run-risu.sh
new file mode 100755
index 0000000..a889c2b
--- /dev/null
+++ b/ubuntu/scripts/run-risu.sh
@@ -0,0 +1,58 @@
+#!/bin/sh
+#
+# Run a set of risu tests, recording their results in LAVA
+#
+#set -x
+set -e
+
+# Print out some simple usage instructions
+usage() {
+    echo "Usage: `basename $0` RISU_BASE TEST_DIRECTORY"
+    echo ""
+    echo "This script is used to run a set of RISU tests."
+    exit 1
+}
+
+while getopts "hr:" opt
+do
+    case $opt in
+        h)
+            usage
+            ;;
+        *)
+            echo "Unknown option."
+            usage
+            ;;
+    esac
+done
+
+shift $(( $OPTIND -1 ))
+
+RISU_BASE=$1
+RISU_TESTS=$2
+
+cd ${RISU_BASE}
+
+if [ ! -x ${RISU_BASE}/risu ]; then
+    echo "Couldn't find RISU binary"
+    exit 1
+fi
+
+if [ ! -d ${RISU_BASE}/${RISU_TESTS} ]; then
+    echo "No test directory specified"
+    exit 1
+fi
+
+for binary_file in ${RISU_BASE}/${RISU_TESTS}/*.risu.bin; do
+    basename=${binary_file##*/}
+    test_name=${basename%.risu.bin}
+    trace_file=${binary_file}.trace
+    if [ ! -e ${trace_file} ]; then
+        echo "Skipping test: ${test_name} as missing trace file"
+    else
+        echo "Running test: ${test_name}"
+        lava-test-case risu-${test_name} --shell ${RISU_BASE}/risu --master ${binary_file} --trace=${trace_file}
+    fi 
+done
+
+exit 0