Makefile: add variable for output directory

.github/workflows/build.yml

@@ -200,19 +200,24 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Determine toolchain
+        run: |
+          GCC=$(make BOARD=${{matrix.platform}}_lite toolname)
+          echo GCC=${GCC} >> ${GITHUB_ENV}
+
       - name: Setup ccache
         if: github.event_name != 'pull_request'
         uses: actions/cache@v3
         with:
           path: /tmp/ccache
-          key: ${{matrix.platform}}_${{matrix.release}}
+          key: ${{env.GCC}}
 
       - name: Restore ccache
         if: github.event_name == 'pull_request'
         uses: actions/cache/restore@v3
         with:
           path: /tmp/ccache
-          key: ${{matrix.platform}}_${{matrix.release}}
+          key: ${{env.GCC}}
 
       - name: Restore download
         uses: actions/cache/restore@v3
@@ -225,7 +230,7 @@ jobs:
           FAMILY=${{matrix.platform}}
           RELEASE=${{matrix.release}}
           IMAGES=${GITHUB_WORKSPACE}/output/images
-          CONFIG=$(find br-ext-chip-*/configs -name ${FAMILY}_${RELEASE}_defconfig)
+          CONFIG=$(find br-ext-chip-* -name ${FAMILY}_${RELEASE}_defconfig)
 
           export GIT_HASH=$(git rev-parse --short ${GITHUB_SHA})
           export GIT_BRANCH=${GITHUB_REF_NAME}

.github/workflows/toolchain.yml

@@ -66,7 +66,7 @@ jobs:
       - name: Build toolchain
         if: env.BUILD
         run: |
-          CONFIG=$(find br-ext-chip-*/configs -name ${{matrix.platform}}_lite_defconfig)
+          CONFIG=$(find br-ext-chip-* -name ${{matrix.platform}}_lite_defconfig)
           sed -i "s|EXTERNAL=y|EXTERNAL=n|g" ${CONFIG}
           export BR2_DL_DIR=/tmp/download
           make BOARD=${CONFIG} br-sdk

Makefile

@@ -1,7 +1,8 @@
 BR_VER = 2021.02.12
+BR_MAKE = $(MAKE) -C buildroot-$(BR_VER) BR2_EXTERNAL=$(PWD)/general O=$(TARGET)
 BR_LINK = https://github.com/buildroot/buildroot/archive/refs/tags
-BR_FILE = /tmp/download/buildroot-$(BR_VER).tar.gz
-BR_MAKE = $(MAKE) -C buildroot-$(BR_VER) BR2_EXTERNAL=$(PWD)/general O=$(PWD)/output
+BR_FILE = /tmp/buildroot-$(BR_VER).tar.gz
+TARGET ?= $(PWD)/output
 
 ifdef BOARD
 	CONFIG = $(shell find br-ext-chip-*/configs -type f | grep -m1 $(BOARD))
@@ -35,7 +36,6 @@ defconfig: prepare
 	@$(BR_MAKE) BR2_DEFCONFIG=$(PWD)/$(CONFIG) defconfig
 
 prepare:
-	@mkdir -p /tmp/download
 	@test -e $(BR_FILE) || wget -c -q $(BR_LINK)/$(BR_VER).tar.gz -O $(BR_FILE)
 	@test -e buildroot-$(BR_VER) || tar -xf $(BR_FILE) -C $(PWD)
 
@@ -46,10 +46,10 @@ buildroot-version:
 	@echo $(BR_VER)
 
 clean:
-	@rm -rf output/target output/.config
+	@rm -rf $(TARGET)/target $(TARGET)/.config
 
 distclean:
-	@rm -rf output buildroot-$(BR_VER) $(BR_FILE)
+	@rm -rf buildroot-$(BR_VER) $(BR_FILE) $(TARGET)
 
 info:
 	@echo $(CONFIG):

general/external.mk

@@ -3,7 +3,7 @@ export OPENIPC_MODEL = $(call qstrip,$(BR2_OPENIPC_MODEL))
 export OPENIPC_FAMILY = $(call qstrip,$(BR2_OPENIPC_FAMILY))
 export OPENIPC_RELEASE = $(call qstrip,$(BR2_OPENIPC_RELEASE))
 
-export BR2_EXTERNAL_VENDOR = $(BR2_EXTERNAL)/../br-ext-chip-$(BR2_OPENIPC_VENDOR)
+export BR2_EXTERNAL_VENDOR = $(BR2_EXTERNAL)/../br-ext-chip-$(OPENIPC_VENDOR)
 OPENIPC_TOOLCHAIN = latest/$(shell $(BR2_EXTERNAL)/scripts/show_toolchains.sh $(BR2_DEFCONFIG))
 
 include $(sort $(wildcard $(BR2_EXTERNAL)/package/*/*.mk))