tests/docker: introduce debian-riscv64-test-cross

Cross building QEMU for riscv64 still involves messing about with sid
and ports. However for building tests we can have a slimmer compiler
only container which should be more stable.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220225172021.3493923-7-alex.bennee@linaro.org>

.gitlab-ci.d/container-cross.yml

@@ -131,6 +131,13 @@ riscv64-debian-cross-container:
   variables:
     NAME: debian-riscv64-cross
 
+# we can however build TCG tests using a non-sid base
+riscv64-debian-test-cross-container:
+  extends: .container_job_template
+  stage: containers-layer2
+  variables:
+    NAME: debian-riscv64-test-cross
+
 s390x-debian-cross-container:
   extends: .container_job_template
   stage: containers

tests/docker/Makefile.include

@@ -214,6 +214,7 @@ docker-image-debian-all-test-cross: docker-image-debian10
 docker-image-debian-microblaze-cross: docker-image-debian10
 docker-image-debian-nios2-cross: docker-image-debian10
 docker-image-debian-powerpc-test-cross: docker-image-debian11
+docker-image-debian-riscv64-test-cross: docker-image-debian11
 
 # These images may be good enough for building tests but not for test builds
 DOCKER_PARTIAL_IMAGES += debian-alpha-cross
@@ -222,6 +223,7 @@ DOCKER_PARTIAL_IMAGES += debian-hppa-cross
 DOCKER_PARTIAL_IMAGES += debian-m68k-cross debian-mips64-cross
 DOCKER_PARTIAL_IMAGES += debian-microblaze-cross
 DOCKER_PARTIAL_IMAGES += debian-nios2-cross
+DOCKER_PARTIAL_IMAGES += debian-riscv64-test-cross
 DOCKER_PARTIAL_IMAGES += debian-sh4-cross debian-sparc64-cross
 DOCKER_PARTIAL_IMAGES += debian-tricore-cross
 DOCKER_PARTIAL_IMAGES += debian-xtensa-cross

tests/docker/dockerfiles/debian-riscv64-test-cross.docker

@@ -0,0 +1,12 @@
+#
+# Docker cross-compiler target
+#
+# This docker target builds on the Debian Bullseye base image.
+#
+FROM qemu/debian11
+
+RUN apt update && \
+    DEBIAN_FRONTEND=noninteractive eatmydata \
+    apt install -y --no-install-recommends \
+        gcc-riscv64-linux-gnu \
+        libc6-dev-riscv64-cross

tests/tcg/configure.sh

@@ -180,7 +180,7 @@ for target in $target_list; do
       ;;
     riscv64-*)
       container_hosts=x86_64
-      container_image=debian-riscv64-cross
+      container_image=debian-riscv64-test-cross
       container_cross_cc=riscv64-linux-gnu-gcc
       ;;
     s390x-*)