remove const & extern parameters in fft_bufs.h

Jenkinsfile

@@ -1,2 +1,2 @@
 @Library('pipeline-library')_
-FullVitisLibPipeline (branch: 'next', libname: 'Vitis_Libraries', TARGETS: 'hls_csim:hls_csynth:hls_cosim:vivado_syn:vitis_sw_emu:vitis_hw_emu:vitis_hw_build:vitis_aie_sim:vitis_aie_x86sim', TOOLVERSION: '2022.1_stable_latest')
+FullVitisLibPipeline (branch: 'master', libname: 'Vitis_Libraries', TARGETS: 'hls_csim:hls_csynth:hls_cosim:vivado_syn:vitis_sw_emu:vitis_hw_emu:vitis_hw_build:vitis_aie_sim:vitis_aie_x86sim', TOOLVERSION: '2022.1_released')

blas/Jenkinsfile

@@ -1,5 +1,4 @@
 @Library('pipeline-library')_
 
-VitisLibPipeline (branch: 'next', libname: 'xf_blas', TARGETS: 'hls_csim:hls_csynth:hls_cosim:vitis_sw_emu:vitis_hw_emu:vitis_hw_build',
-        upstream_dependencies: 'xf_hpc,next,../hpc',
-                  devtest: 'RunDeploy.sh', TOOLVERSION: '2022.1_stable_latest')
+VitisLibPipeline (branch: 'main', libname: 'xf_blas', TARGETS: 'hls_csim:hls_csynth:hls_cosim:vitis_sw_emu:vitis_hw_emu:vitis_hw_build',
+                  upstream_dependencies: 'xf_hpc,main,../hpc', devtest: 'RunDeploy.sh', TOOLVERSION: '2022.1_released', mail_on:'daily:PR')

blas/L2/tests/memKernel/gemm_1CU/Makefile

@@ -34,9 +34,15 @@ help::
 	$(ECHO) "      Command to build host application."
 	$(ECHO) "      By default, HOST_ARCH=x86. HOST_ARCH is required for SoC shells"
 	$(ECHO) ""
-	$(ECHO) "  NOTE: For embedded devices, e.g. zcu102/zcu104/vck190, env variable SYSROOT and EDGE_COMMON_SW need to be set first, and HOST_ARCH is either aarch32 or aarch64. For example,"
-	$(ECHO) "       export SYSROOT=< path-to-platform-sysroot >"
-	$(ECHO) "       export EDGE_COMMON_SW=< path-to-rootfs-and-Image-files >"
+	$(ECHO) "  NOTE: For embedded devices, e.g. zcu102/zcu104/vck190, HOST_ARCH is either aarch32 or aarch64."
+	$(ECHO) "      a.IF Download the platform, and common-image from Xilinx Download Center(Suggested):"
+	$(ECHO) "        Run the sdk.sh script from the common-image directory to install sysroot using the command : ./sdk.sh -y -d ./ -p "
+	$(ECHO) "        Unzip the rootfs file : gunzip ./rootfs.ext4.gz"
+	$(ECHO) "        export SYSROOT=< path-to-platform-sysroot >"
+	$(ECHO) "      b. User could also define SYSROOT, K_IMAGE and ROOTFS by themselves: "
+	$(ECHO) "        export SYSROOT=< path-to-platform-sysroot >"
+	$(ECHO) "        export K_IMAGE=< path-to-Image-files >"
+	$(ECHO) "        export ROOTFS=< path-to-rootfs >"
 	$(ECHO) ""
 	$(ECHO) "  make clean "
 	$(ECHO) "      Command to remove the generated non-hardware files."
@@ -108,10 +114,6 @@ ifeq ($(TARGET),hw_emu)
 CXXFLAGS += -D HW_EMU_TEST
 endif
 
-ifeq (,$(findstring opencv,$(CXXFLAGS)))
-CXXFLAGS += $(XRT_CXXFLAGS)
-endif
-
 #Inclue Required Host Source Files
 ifneq (,$(shell echo $(XPLATFORM) | awk '/u250/'))
 HOST_SRCS += $(XFLIB_DIR)/L2/src/memKernel/sw/main.cpp $(XFLIB_DIR)/L2/src/xcl2/xcl2.cpp 
@@ -134,6 +136,11 @@ CXXFLAGS +=  -I $(XFLIB_DIR)/L1/include/hw/xf_blas/helpers/utils -I $(XFLIB_DIR)
 CXXFLAGS += -O3
 
 endif
+# workaround for opencv
+ifeq (,$(findstring opencv,$(CXXFLAGS)))
+CXXFLAGS += $(XRT_CXXFLAGS)
+endif
+
 EXE_NAME := host.exe
 EXE_FILE := $(BUILD_DIR)/$(EXE_NAME)
 EXE_FILE_DEPS := $(HOST_SRCS) $(EXE_FILE_DEPS)
@@ -206,11 +213,6 @@ $(EMCONFIG):
 	emconfigutil --platform $(XPLATFORM) --od $(BUILD_DIR)
 ############################## Preparing sdcard folder ##############################
 ifneq ($(HOST_ARCH), x86)
-ifneq (,$(findstring zc706, $(PLATFORM_NAME)))
-K_IMAGE := $(SYSROOT)/../../uImage
-else
-K_IMAGE := $(SYSROOT)/../../Image
-endif
 RUN_SCRIPT := $(BUILD_DIR)/run_script.sh
 $(RUN_SCRIPT):
 	rm -rf $(RUN_SCRIPT)
@@ -244,21 +246,21 @@ SD_DIRS_WITH_PREFIX = $(foreach sd_dir,$(DATA_DIR),--package.sd_dir $(sd_dir))
 PACKAGE_FILES := $(BINARY_CONTAINERS)
 PACKAGE_FILES += $(AIE_CONTAINER)
 SD_CARD := $(CUR_DIR)/package_$(TARGET)
-vck190_dfx_hw := false
-$(SD_CARD): $(EXE_FILE) $(BINARY_CONTAINERS) $(RUN_SCRIPT) $(EMCONFIG)
+dfx_hw := false
+$(SD_CARD): $(EXE_FILE) $(BINARY_CONTAINERS) $(RUN_SCRIPT) $(EMCONFIG) check_kimage check_rootfs
 	@echo "Generating sd_card folder...."
 	mkdir -p $(SD_CARD)
 	chmod a+rx $(BUILD_DIR)/run_script.sh
-ifneq (,$(findstring vck190_base_dfx, $(PLATFORM_NAME)))
+ifeq ($(findstring _dfx_, $(PLATFORM_NAME)),_dfx_)
 ifeq ($(TARGET),hw)
-	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p $(PACKAGE_FILES) -o $(BINARY_CONTAINERS_PKG)
-	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p --package.out_dir  $(SD_CARD) --package.rootfs $(SYSROOT)/../../rootfs.ext4 --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX) --package.sd_file $(BINARY_CONTAINERS_PKG)
+	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p $(PACKAGE_FILES) $(VPP_PACKAGE) -o $(BINARY_CONTAINERS_PKG)
+	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p --package.out_dir  $(SD_CARD) --package.rootfs $(ROOTFS) --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX) --package.sd_file $(BINARY_CONTAINERS_PKG)
 	@echo "### ***** sd_card generation done! ***** ###"
-vck190_dfx_hw := true
+dfx_hw := true
 endif
 endif
-ifeq ($(vck190_dfx_hw), false)
-	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -o $(BINARY_CONTAINERS_PKG) -p $(PACKAGE_FILES) $(VPP_PACKAGE) --package.out_dir  $(SD_CARD) --package.rootfs $(SYSROOT)/../../rootfs.ext4 --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX)
+ifeq ($(dfx_hw), false)
+	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -o $(BINARY_CONTAINERS_PKG) -p $(PACKAGE_FILES) $(VPP_PACKAGE) --package.out_dir  $(SD_CARD) --package.rootfs $(ROOTFS) --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX)
 	@echo "### ***** sd_card generation done! ***** ###"
 endif
 
@@ -305,14 +307,16 @@ endif
 #hw
 ifeq ($(TARGET), hw)
 ifneq (,$(findstring aws-vu9p-f1, $(PLATFORM_NAME)))
-ifneq ($(JENKINS_INTERNAL_BUILD), 1)
+ifeq (,$(wildcard $(BUILD_DIR)/blas.awsxclbin))
 	$(ECHO) "This makefile does not directly support converting .xclbin to .awsxclbin, please refer https://github.com/aws/aws-fpga/blob/master/Vitis/README.md for next operations"
 else
-	$(ECHO) "Running inside Xilinx regression without converting to .awsxclbin"
-	$(EXE_FILE) $(HOST_ARGS)
+	$(ECHO) "Running HW using generated .awsxclbin"
+	LD_LIBRARY_PATH=$(LIBRARY_PATH):$$LD_LIBRARY_PATH \
+	$(EXE_FILE) $(subst .xclbin,.awsxclbin,$(HOST_ARGS))
 	make check
 endif
 else ifeq ($(HOST_ARCH), x86)
+	LD_LIBRARY_PATH=$(LIBRARY_PATH):$$LD_LIBRARY_PATH \
 	$(EXE_FILE) $(HOST_ARGS)
 	make check
 else
@@ -349,12 +353,11 @@ cleanh:
 
 cleank:
 	-$(RMDIR) $(BUILD_DIR)/*.xclbin _vimage *xclbin.run_summary qemu-memory-_* emulation/ _vimage/ pl*start_simulation. sh *.xclbin
-	-$(RMDIR) _x_temp.*/_x.* _x_temp.*/.Xil _x_temp.*/profile_summary.* xo_* _x*
-	-$(RMDIR) _x_temp.*/dltmp* _x_temp.*/kernel_info.dat _x_temp.*/*.log
-	-$(RMDIR) _x_temp.* 
+	-$(RMDIR) _x_temp.*
 
 cleanall: cleanh cleank
 	-$(RMDIR) $(BUILD_DIR)  emconfig.json *.html $(TEMP_DIR) $(CUR_DIR)/reports *.csv *.run_summary  $(CUR_DIR)/*.raw package_*   $(BUILD_DIR)/run_script.sh .ipcache *.str
 	-$(RMDIR)  $(CUR_DIR)/Work $(CUR_DIR)/*.xpe $(CUR_DIR)/hw.o $(CUR_DIR)/*.xsa $(CUR_DIR)/xnwOut
+	-$(RMDIR) 
 
 clean: cleanh

blas/L2/tests/memKernel/gemm_1CU/utils.mk

@@ -50,6 +50,7 @@ ifndef XILINX_XRT
   export XILINX_XRT
 endif
 
+.PHONY: check_device
 check_device:
 	@set -eu; \
 	inallowlist=False; \
@@ -107,20 +108,42 @@ ifneq ($(HOST_ARCH), $(filter $(HOST_ARCH),aarch64 aarch32 x86))
 $(error HOST_ARCH variable not set, please set correctly and rerun)
 endif
 
+.PHONY: check_version check_sysroot check_kimage check_rootfs
 check_version:
 ifneq (, $(shell which git))
 ifneq (,$(wildcard $(XFLIB_DIR)/.git))
 	@cd $(XFLIB_DIR) && git log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit -n 1 && cd -
 endif
 endif
 
-#Checks for SYSROOT
+#Set/Check SYSROOT/K_IMAGE/ROOTFS
+ifneq ($(HOST_ARCH), x86)
+ifneq (,$(findstring zc706, $(PLATFORM_NAME)))
+K_IMAGE ?= $(SYSROOT)/../../uImage
+else
+K_IMAGE ?= $(SYSROOT)/../../Image
+endif
+ROOTFS ?= $(SYSROOT)/../../rootfs.ext4
+endif
+
 check_sysroot:
 ifneq ($(HOST_ARCH), x86)
-ifndef SYSROOT
+ifeq (,$(wildcard $(SYSROOT)))
 	$(error SYSROOT ENV variable is not set, please set ENV variable correctly and rerun)
 endif
 endif
+check_kimage:
+ifneq ($(HOST_ARCH), x86)
+ifeq (,$(wildcard $(K_IMAGE)))
+	$(error K_IMAGE ENV variable is not set, please set ENV variable correctly and rerun)
+endif
+endif
+check_rootfs:
+ifneq ($(HOST_ARCH), x86)
+ifeq (,$(wildcard $(ROOTFS)))
+	$(error ROOTFS ENV variable is not set, please set ENV variable correctly and rerun)
+endif
+endif
 
 #Checks for g++
 CXX := g++

blas/L2/tests/memKernel/gemm_1CU_gui/Makefile

@@ -34,9 +34,15 @@ help::
 	$(ECHO) "      Command to build host application."
 	$(ECHO) "      By default, HOST_ARCH=x86. HOST_ARCH is required for SoC shells"
 	$(ECHO) ""
-	$(ECHO) "  NOTE: For embedded devices, e.g. zcu102/zcu104/vck190, env variable SYSROOT and EDGE_COMMON_SW need to be set first, and HOST_ARCH is either aarch32 or aarch64. For example,"
-	$(ECHO) "       export SYSROOT=< path-to-platform-sysroot >"
-	$(ECHO) "       export EDGE_COMMON_SW=< path-to-rootfs-and-Image-files >"
+	$(ECHO) "  NOTE: For embedded devices, e.g. zcu102/zcu104/vck190, HOST_ARCH is either aarch32 or aarch64."
+	$(ECHO) "      a.IF Download the platform, and common-image from Xilinx Download Center(Suggested):"
+	$(ECHO) "        Run the sdk.sh script from the common-image directory to install sysroot using the command : ./sdk.sh -y -d ./ -p "
+	$(ECHO) "        Unzip the rootfs file : gunzip ./rootfs.ext4.gz"
+	$(ECHO) "        export SYSROOT=< path-to-platform-sysroot >"
+	$(ECHO) "      b. User could also define SYSROOT, K_IMAGE and ROOTFS by themselves: "
+	$(ECHO) "        export SYSROOT=< path-to-platform-sysroot >"
+	$(ECHO) "        export K_IMAGE=< path-to-Image-files >"
+	$(ECHO) "        export ROOTFS=< path-to-rootfs >"
 	$(ECHO) ""
 	$(ECHO) "  make clean "
 	$(ECHO) "      Command to remove the generated non-hardware files."
@@ -107,10 +113,6 @@ ifeq ($(TARGET),hw_emu)
 CXXFLAGS += -D HW_EMU_TEST
 endif
 
-ifeq (,$(findstring opencv,$(CXXFLAGS)))
-CXXFLAGS += $(XRT_CXXFLAGS)
-endif
-
 #Inclue Required Host Source Files
 ifneq (,$(shell echo $(XPLATFORM) | awk '/u250/'))
 HOST_SRCS += $(XFLIB_DIR)/L2/src/memKernel/sw/api_gemm.cpp $(XFLIB_DIR)/L2/src/xcl2/xcl2.cpp 
@@ -125,6 +127,11 @@ CXXFLAGS +=  -I $(XFLIB_DIR)/L1/include/hw/xf_blas/helpers/utils -I $(XFLIB_DIR)
 CXXFLAGS += -O3 -Wall -Wno-unknown-pragmas -Wno-unused-label
 
 endif
+# workaround for opencv
+ifeq (,$(findstring opencv,$(CXXFLAGS)))
+CXXFLAGS += $(XRT_CXXFLAGS)
+endif
+
 EXE_NAME := api_gemm.exe
 EXE_FILE := $(BUILD_DIR)/$(EXE_NAME)
 EXE_FILE_DEPS := $(HOST_SRCS) $(EXE_FILE_DEPS)
@@ -190,11 +197,6 @@ $(EMCONFIG):
 	emconfigutil --platform $(XPLATFORM) --od $(BUILD_DIR)
 ############################## Preparing sdcard folder ##############################
 ifneq ($(HOST_ARCH), x86)
-ifneq (,$(findstring zc706, $(PLATFORM_NAME)))
-K_IMAGE := $(SYSROOT)/../../uImage
-else
-K_IMAGE := $(SYSROOT)/../../Image
-endif
 RUN_SCRIPT := $(BUILD_DIR)/run_script.sh
 $(RUN_SCRIPT):
 	rm -rf $(RUN_SCRIPT)
@@ -228,21 +230,21 @@ SD_DIRS_WITH_PREFIX = $(foreach sd_dir,$(DATA_DIR),--package.sd_dir $(sd_dir))
 PACKAGE_FILES := $(BINARY_CONTAINERS)
 PACKAGE_FILES += $(AIE_CONTAINER)
 SD_CARD := $(CUR_DIR)/package_$(TARGET)
-vck190_dfx_hw := false
-$(SD_CARD): $(EXE_FILE) $(BINARY_CONTAINERS) $(RUN_SCRIPT) $(EMCONFIG)
+dfx_hw := false
+$(SD_CARD): $(EXE_FILE) $(BINARY_CONTAINERS) $(RUN_SCRIPT) $(EMCONFIG) check_kimage check_rootfs
 	@echo "Generating sd_card folder...."
 	mkdir -p $(SD_CARD)
 	chmod a+rx $(BUILD_DIR)/run_script.sh
-ifneq (,$(findstring vck190_base_dfx, $(PLATFORM_NAME)))
+ifeq ($(findstring _dfx_, $(PLATFORM_NAME)),_dfx_)
 ifeq ($(TARGET),hw)
-	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p $(PACKAGE_FILES) -o $(BINARY_CONTAINERS_PKG)
-	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p --package.out_dir  $(SD_CARD) --package.rootfs $(SYSROOT)/../../rootfs.ext4 --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX) --package.sd_file $(BINARY_CONTAINERS_PKG)
+	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p $(PACKAGE_FILES) $(VPP_PACKAGE) -o $(BINARY_CONTAINERS_PKG)
+	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -p --package.out_dir  $(SD_CARD) --package.rootfs $(ROOTFS) --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX) --package.sd_file $(BINARY_CONTAINERS_PKG)
 	@echo "### ***** sd_card generation done! ***** ###"
-vck190_dfx_hw := true
+dfx_hw := true
 endif
 endif
-ifeq ($(vck190_dfx_hw), false)
-	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -o $(BINARY_CONTAINERS_PKG) -p $(PACKAGE_FILES) $(VPP_PACKAGE) --package.out_dir  $(SD_CARD) --package.rootfs $(SYSROOT)/../../rootfs.ext4 --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX)
+ifeq ($(dfx_hw), false)
+	$(VPP) -t $(TARGET) --platform $(XPLATFORM) -o $(BINARY_CONTAINERS_PKG) -p $(PACKAGE_FILES) $(VPP_PACKAGE) --package.out_dir  $(SD_CARD) --package.rootfs $(ROOTFS) --package.kernel_image $(K_IMAGE)  $(SD_FILES_WITH_PREFIX) $(SD_DIRS_WITH_PREFIX)
 	@echo "### ***** sd_card generation done! ***** ###"
 endif
 
@@ -289,14 +291,16 @@ endif
 #hw
 ifeq ($(TARGET), hw)
 ifneq (,$(findstring aws-vu9p-f1, $(PLATFORM_NAME)))
-ifneq ($(JENKINS_INTERNAL_BUILD), 1)
+ifeq (,$(wildcard $(BUILD_DIR)/blas.awsxclbin))
 	$(ECHO) "This makefile does not directly support converting .xclbin to .awsxclbin, please refer https://github.com/aws/aws-fpga/blob/master/Vitis/README.md for next operations"
 else
-	$(ECHO) "Running inside Xilinx regression without converting to .awsxclbin"
-	$(EXE_FILE) $(HOST_ARGS)
+	$(ECHO) "Running HW using generated .awsxclbin"
+	LD_LIBRARY_PATH=$(LIBRARY_PATH):$$LD_LIBRARY_PATH \
+	$(EXE_FILE) $(subst .xclbin,.awsxclbin,$(HOST_ARGS))
 
 endif
 else ifeq ($(HOST_ARCH), x86)
+	LD_LIBRARY_PATH=$(LIBRARY_PATH):$$LD_LIBRARY_PATH \
 	$(EXE_FILE) $(HOST_ARGS)
 
 else
@@ -330,12 +334,11 @@ cleanh:
 
 cleank:
 	-$(RMDIR) $(BUILD_DIR)/*.xclbin _vimage *xclbin.run_summary qemu-memory-_* emulation/ _vimage/ pl*start_simulation. sh *.xclbin
-	-$(RMDIR) _x_temp.*/_x.* _x_temp.*/.Xil _x_temp.*/profile_summary.* xo_* _x*
-	-$(RMDIR) _x_temp.*/dltmp* _x_temp.*/kernel_info.dat _x_temp.*/*.log
-	-$(RMDIR) _x_temp.* 
+	-$(RMDIR) _x_temp.*
 
 cleanall: cleanh cleank
 	-$(RMDIR) $(BUILD_DIR)  emconfig.json *.html $(TEMP_DIR) $(CUR_DIR)/reports *.csv *.run_summary  $(CUR_DIR)/*.raw package_*   $(BUILD_DIR)/run_script.sh .ipcache *.str
 	-$(RMDIR)  $(CUR_DIR)/Work $(CUR_DIR)/*.xpe $(CUR_DIR)/hw.o $(CUR_DIR)/*.xsa $(CUR_DIR)/xnwOut
+	-$(RMDIR) 
 
 clean: cleanh

blas/L2/tests/memKernel/gemm_1CU_gui/utils.mk

@@ -50,6 +50,7 @@ ifndef XILINX_XRT
   export XILINX_XRT
 endif
 
+.PHONY: check_device
 check_device:
 	@set -eu; \
 	inallowlist=False; \
@@ -107,20 +108,42 @@ ifneq ($(HOST_ARCH), $(filter $(HOST_ARCH),aarch64 aarch32 x86))
 $(error HOST_ARCH variable not set, please set correctly and rerun)
 endif
 
+.PHONY: check_version check_sysroot check_kimage check_rootfs
 check_version:
 ifneq (, $(shell which git))
 ifneq (,$(wildcard $(XFLIB_DIR)/.git))
 	@cd $(XFLIB_DIR) && git log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit -n 1 && cd -
 endif
 endif
 
-#Checks for SYSROOT
+#Set/Check SYSROOT/K_IMAGE/ROOTFS
+ifneq ($(HOST_ARCH), x86)
+ifneq (,$(findstring zc706, $(PLATFORM_NAME)))
+K_IMAGE ?= $(SYSROOT)/../../uImage
+else
+K_IMAGE ?= $(SYSROOT)/../../Image
+endif
+ROOTFS ?= $(SYSROOT)/../../rootfs.ext4
+endif
+
 check_sysroot:
 ifneq ($(HOST_ARCH), x86)
-ifndef SYSROOT
+ifeq (,$(wildcard $(SYSROOT)))
 	$(error SYSROOT ENV variable is not set, please set ENV variable correctly and rerun)
 endif
 endif
+check_kimage:
+ifneq ($(HOST_ARCH), x86)
+ifeq (,$(wildcard $(K_IMAGE)))
+	$(error K_IMAGE ENV variable is not set, please set ENV variable correctly and rerun)
+endif
+endif
+check_rootfs:
+ifneq ($(HOST_ARCH), x86)
+ifeq (,$(wildcard $(ROOTFS)))
+	$(error ROOTFS ENV variable is not set, please set ENV variable correctly and rerun)
+endif
+endif
 
 #Checks for g++
 CXX := g++