build: allow targets list in build-docker.sh

this is a cleaner way to skip building firmware when we don't have data
for it

also removes --prodtest option, which is superseded by the targets list

build-docker.sh

@@ -52,12 +52,13 @@ function help_and_die() {
   echo "  --skip-normal - do not build regular firmwares"
   echo "  --skip-core - do not build core"
   echo "  --skip-legacy - do not build legacy"
-  echo "  --prodtest - build core prodtest"
   echo "  --repository path/to/repo - checkout the repository from the given path/url"
   echo "  --no-init - do not recreate docker environments"
   echo "  --models - comma-separated list of models. default: --models R,T"
+  echo "  --targets - comma-separated list of targets for core build. default: --targets boardloader,bootloader,firmware"
   echo "  --help"
   echo
+  echo "Option --prodtest is deprecated. Use "--targets prodtest" to build prodtest."
   echo "Set PRODUCTION=0 to run non-production builds."
   echo "Set VENDOR_HEADER=vendorheader_prodtest_unsigned.bin to use the specified vendor header for prodtest."
   exit 0
@@ -67,9 +68,9 @@ OPT_BUILD_CORE=1
 OPT_BUILD_LEGACY=1
 OPT_BUILD_NORMAL=1
 OPT_BUILD_BITCOINONLY=1
-OPT_BUILD_PRODTEST=0
 INIT=1
 MODELS=(R T)
+CORE_TARGETS=(boardloader bootloader firmware)
 
 REPOSITORY="/local"
 
@@ -94,10 +95,6 @@ while true; do
       OPT_BUILD_LEGACY=0
       shift
       ;;
-    --prodtest)
-      OPT_BUILD_PRODTEST=1
-      shift
-      ;;
     --repository)
       REPOSITORY="$2"
       shift 2
@@ -111,6 +108,11 @@ while true; do
       IFS=',' read -r -a MODELS <<< "$2"
       shift 2
       ;;
+    --targets)
+      # take comma-separated next argument and turn it into an array
+      IFS=',' read -r -a CORE_TARGETS <<< "$2"
+      shift 2
+      ;;
     *)
       break
       ;;
@@ -267,6 +269,11 @@ for TREZOR_MODEL in ${MODELS[@]}; do
     DIRSUFFIX=${DIRSUFFIX/0/}
     DIRSUFFIX="-${TREZOR_MODEL}${DIRSUFFIX}"
 
+    MAKE_TARGETS=""
+    for TARGET in ${CORE_TARGETS[@]}; do
+      MAKE_TARGETS="$MAKE_TARGETS build_$TARGET"
+    done
+
     SCRIPT_NAME=".build_core_${TREZOR_MODEL}_${BITCOIN_ONLY}.sh"
     cat <<EOF > "build/$SCRIPT_NAME"
       # DO NOT MODIFY!
@@ -275,11 +282,13 @@ for TREZOR_MODEL in ${MODELS[@]}; do
       set -e -o pipefail
       cd /reproducible-build/trezor-firmware/core
       $GIT_CLEAN_REPO
-      poetry run make clean vendor build_boardloader build_bootloader build_firmware
-      for item in bootloader firmware; do
-        poetry run ../python/tools/firmware-fingerprint.py \
-                    -o build/\$item/\$item.bin.fingerprint \
-                    build/\$item/\$item.bin
+      poetry run make clean vendor $MAKE_TARGETS
+      for item in bootloader firmware prodtest; do
+        if [ -f build/\$item/\$item.bin ]; then
+          poetry run ../python/tools/firmware-fingerprint.py \
+                      -o build/\$item/\$item.bin.fingerprint \
+                      build/\$item/\$item.bin
+        fi
       done
       rm -rf /build/*
       cp -r build/* /build
@@ -288,6 +297,7 @@ EOF
 
     echo
     echo ">>> DOCKER RUN core BITCOIN_ONLY=$BITCOIN_ONLY TREZOR_MODEL=$TREZOR_MODEL PRODUCTION=$PRODUCTION"
+    echo "    (targets: ${CORE_TARGETS[@]})"
     echo
 
     $DOCKER run \
@@ -299,6 +309,7 @@ EOF
       --env BITCOIN_ONLY="$BITCOIN_ONLY" \
       --env TREZOR_MODEL="$TREZOR_MODEL" \
       --env PRODUCTION="$PRODUCTION" \
+      --env VENDOR_HEADER="$VENDOR_HEADER" \
       --init \
       "$SNAPSHOT_NAME" \
       /nix/var/nix/profiles/default/bin/nix-shell --run "bash /local/build/$SCRIPT_NAME"
@@ -351,46 +362,6 @@ EOF
     /nix/var/nix/profiles/default/bin/nix-shell --run "bash /local/build/$SCRIPT_NAME"
 done
 
-if [ "$OPT_BUILD_PRODTEST" -eq "1" ]; then
-  for TREZOR_MODEL in ${MODELS[@]}; do
-    DIRSUFFIX="-${TREZOR_MODEL}-prodtest"
-    SCRIPT_NAME=".build_${TREZOR_MODEL}-prodtest.sh"
-    cat <<EOF > "build/$SCRIPT_NAME"
-      # DO NOT MODIFY!
-      # this file was generated by ${BASH_SOURCE[0]}
-      # variant: core build prodtest
-      set -e -o pipefail
-      cd /reproducible-build/trezor-firmware/core
-      $GIT_CLEAN_REPO
-      poetry run make clean vendor build_prodtest
-      poetry run ../python/tools/firmware-fingerprint.py \
-                  -o build/prodtest/prodtest.bin.fingerprint \
-                  build/prodtest/prodtest.bin
-      rm -rf /build/*
-      cp -r build/* /build
-      chown -R $USER:$GROUP /build
-EOF
-
-    echo
-    echo ">>> DOCKER RUN core prodtest TREZOR_MODEL=$TREZOR_MODEL PRODUCTION=$PRODUCTION"
-    echo
-
-    $DOCKER run \
-      --network=host \
-      -it \
-      --rm \
-      -v "$DIR:/local" \
-      -v "$DIR/build/core$DIRSUFFIX":/build:z \
-      --env TREZOR_MODEL="$TREZOR_MODEL" \
-      --env PRODUCTION="$PRODUCTION" \
-      --env VENDOR_HEADER="$VENDOR_HEADER" \
-      --init \
-      "$SNAPSHOT_NAME" \
-      /nix/var/nix/profiles/default/bin/nix-shell --run "bash /local/build/$SCRIPT_NAME"
-  done
-fi
-
-
 echo
 echo "Docker image retained as $SNAPSHOT_NAME"
 echo "To remove it, run:"
@@ -403,8 +374,8 @@ echo "Built from commit $COMMIT_HASH"
 echo
 echo "Fingerprints:"
 for VARIANT in core legacy; do
-  for MODEL in "R" "T"; do
-    for DIRSUFFIX in "" "-bitcoinonly" "-prodtest"; do
+  for MODEL in ${MODELS[@]}; do
+    for DIRSUFFIX in "" "-bitcoinonly"; do
       BUILD_DIR=build/${VARIANT}-${MODEL}${DIRSUFFIX}
       for file in $BUILD_DIR/*/*.fingerprint; do
         if [ -f "$file" ]; then