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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 | ######################################################################## # # Pass1: Determine CROSS_COMPILE only. # We need CROSS_COMPILE in order to validate various KBUILD_CFLAGS # GCC CROSS_COMILE is needed in order to validate compiler options # via constructs such as: # KBUILD_CFLAGS += $(call cc-option,-option,) # # Pass2: Determine LIB_INCLUDE_DIR and TOOLCHAIN_CFLAGS. # Knowing KBUILD_CFLAGS, we can query GCC compiler for the location # of the libraries corresponding to the KBUILD_CFLAGS. # ####################################################################### REQUIRED_SDK_VER=0.8.2 ifndef ZEPHYR_SDK_INSTALL_DIR $(error ZEPHYR_SDK_INSTALL_DIR is not set) else SDK_VERSION = $(shell cat ${ZEPHYR_SDK_INSTALL_DIR}/sdk_version) SDK_CHECK = $(shell ${ZEPHYR_BASE}/scripts/vercomp $(REQUIRED_SDK_VER) $(SDK_VERSION) || echo $$?) ifeq ($(SDK_CHECK),1) $(error (The SDK version you are using is old, please update your SDK. You need at least SDK version $(REQUIRED_SDK_VER))) endif endif TOOLCHAIN_VENDOR := zephyr TOOLCHAIN_ARCH := x86_64 # TODO remove once we retire 0.8.2 in favor of 0.9 # See also conditional below near iamcu (pass1) ifeq ($(SDK_VERSION),0.8.2) TOOLCHAIN_VENDOR := poky TOOLCHAIN_ARCH := i686 endif ifeq ($(HOST_OS),MINGW) TOOLCHAIN_HOME = ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-mingw32 else TOOLCHAIN_HOME = ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/$(TOOLCHAIN_ARCH)-pokysdk-linux endif ifndef MAKEFILE_TOOLCHAIN_DO_PASS2 # arm (pass1) CROSS_COMPILE_TARGET_arm = arm-$(TOOLCHAIN_VENDOR)-eabi SYSROOT_TARGET_arm = armv5-$(TOOLCHAIN_VENDOR)-eabi CROSS_COMPILE_arm=$(TOOLCHAIN_HOME)/usr/bin/$(CROSS_COMPILE_TARGET_arm)/$(CROSS_COMPILE_TARGET_arm)- # arc (pass1) CROSS_COMPILE_TARGET_arc = arc-$(TOOLCHAIN_VENDOR)-elf SYSROOT_TARGET_arc = arc-$(TOOLCHAIN_VENDOR)-elf CROSS_COMPILE_arc=$(TOOLCHAIN_HOME)/usr/bin/$(CROSS_COMPILE_TARGET_arc)/$(CROSS_COMPILE_TARGET_arc)- # iamcu (pass1) CROSS_COMPILE_TARGET_iamcu = i586-$(TOOLCHAIN_VENDOR)-elfiamcu SYSROOT_TARGET_iamcu = iamcu-$(TOOLCHAIN_VENDOR)-elfiamcu ifeq ($(SDK_VERSION),0.8.2) CROSS_COMPILE_iamcu=$(TOOLCHAIN_HOME)/usr/bin/iamcu-poky-elfiamcu/$(CROSS_COMPILE_TARGET_iamcu)- else CROSS_COMPILE_iamcu=$(TOOLCHAIN_HOME)/usr/bin/$(CROSS_COMPILE_TARGET_iamcu)/$(CROSS_COMPILE_TARGET_iamcu)- endif # x86 (pass1) CROSS_COMPILE_TARGET_x86 = i586-$(TOOLCHAIN_VENDOR)-elf SYSROOT_TARGET_x86 = i586-$(TOOLCHAIN_VENDOR)-elf CROSS_COMPILE_x86=$(TOOLCHAIN_HOME)/usr/bin/$(CROSS_COMPILE_TARGET_x86)/$(CROSS_COMPILE_TARGET_x86)- # nios2 (pass1) CROSS_COMPILE_TARGET_nios2 = nios2-$(TOOLCHAIN_VENDOR)-elf SYSROOT_TARGET_nios2 = nios2-$(TOOLCHAIN_VENDOR)-elf CROSS_COMPILE_nios2=$(TOOLCHAIN_HOME)/usr/bin/$(CROSS_COMPILE_TARGET_nios2)/$(CROSS_COMPILE_TARGET_nios2)- # xtensa (pass1) CROSS_COMPILE_TARGET_xtensa = xtensa-$(TOOLCHAIN_VENDOR)-elf SYSROOT_TARGET_xtensa = xtensa-$(TOOLCHAIN_VENDOR)-elf CROSS_COMPILE_xtensa=$(TOOLCHAIN_HOME)/usr/bin/$(CROSS_COMPILE_TARGET_xtensa)/$(CROSS_COMPILE_TARGET_xtensa)- # riscv32 (pass1) CROSS_COMPILE_TARGET_riscv32 = riscv32-$(TOOLCHAIN_VENDOR)-elf SYSROOT_TARGET_riscv32 = riscv32-$(TOOLCHAIN_VENDOR)-elf CROSS_COMPILE_riscv32=$(TOOLCHAIN_HOME)/usr/bin/$(CROSS_COMPILE_TARGET_riscv32)/$(CROSS_COMPILE_TARGET_riscv32)- else # Test CONFIG_TOOLCHAIN_VARIANT value with surrounding quotes removed (if any) ifneq ($(CONFIG_TOOLCHAIN_VARIANT:"%"=%),) SYSROOT := ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/${SYSROOT_TARGET_$(subst $\",,${CONFIG_TOOLCHAIN_VARIANT})} else SYSROOT := ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/${SYSROOT_TARGET_${ARCH}} endif LIBGCC_DIR = $(shell dirname `$(CROSS_COMPILE)gcc --sysroot=$(SYSROOT) $(KBUILD_CFLAGS) -print-libgcc-file-name`) NEWLIB_DIR = $(shell $(CROSS_COMPILE)gcc --sysroot=$(SYSROOT) $(KBUILD_CFLAGS) -print-multi-directory) TOOLCHAIN_CFLAGS = -I $(SYSROOT)/usr/include LIB_INCLUDE_DIR += -L $(LIBGCC_DIR) -L $(SYSROOT)/usr/lib/$(NEWLIB_DIR) endif ifneq ($(CONFIG_TOOLCHAIN_VARIANT:"%"=%),) CROSS_COMPILE = $(CROSS_COMPILE_$(subst $\",,$(CONFIG_TOOLCHAIN_VARIANT))) else CROSS_COMPILE = $(CROSS_COMPILE_$(ARCH)) endif QEMU_BIN_PATH ?= $(TOOLCHAIN_HOME)/usr/bin QEMU_BIOS=$(TOOLCHAIN_HOME)/usr/share/qemu TOOLCHAIN_LIBS = gcc DTC = ${TOOLCHAIN_HOME}/usr/bin/dtc OPENOCD ?= ${TOOLCHAIN_HOME}/usr/bin/openocd OPENOCD_DEFAULT_PATH ?= ${TOOLCHAIN_HOME}/usr/share/openocd/scripts BOSSAC ?= ${TOOLCHAIN_HOME}/usr/bin/bossac export LIB_INCLUDE_DIR CROSS_COMPILE TOOLCHAIN_LIBS QEMU_BIN_PATH QEMU TOOLCHAIN_CFLAGS OPENOCD OPENOCD_DEFAULT_PATH DTC BOSSAC ifndef MAKEFILE_TOOLCHAIN_DO_PASS2 MAKEFILE_TOOLCHAIN_DO_PASS2=true endif |