1# 2# (C) Copyright 2002-2006 3# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4# 5# SPDX-License-Identifier: GPL-2.0+ 6# 7 8lib-$(CONFIG_USE_PRIVATE_LIBGCC) += ashldi3.o ashrdi3.o lshrdi3.o \ 9 lib1funcs.o uldivmod.o div0.o \ 10 div64.o muldi3.o 11 12ifdef CONFIG_CPU_V7M 13obj-y += vectors_m.o crt0.o 14else ifdef CONFIG_ARM64 15obj-y += crt0_64.o 16else 17obj-y += vectors.o crt0.o 18endif 19 20ifndef CONFIG_SPL_BUILD 21ifdef CONFIG_ARM64 22obj-y += relocate_64.o 23else 24obj-y += relocate.o 25endif 26 27obj-$(CONFIG_CPU_V7M) += cmd_boot.o 28obj-$(CONFIG_OF_LIBFDT) += bootm-fdt.o 29obj-$(CONFIG_CMD_BOOTM) += bootm.o 30obj-$(CONFIG_SYS_L2_PL310) += cache-pl310.o 31obj-$(CONFIG_USE_ARCH_MEMSET) += memset.o 32obj-$(CONFIG_USE_ARCH_MEMCPY) += memcpy.o 33else 34obj-$(CONFIG_SPL_FRAMEWORK) += spl.o 35endif 36obj-$(CONFIG_SEMIHOSTING) += semihosting.o 37 38obj-y += sections.o 39obj-y += stack.o 40ifdef CONFIG_CPU_V7M 41obj-y += interrupts_m.o 42else ifdef CONFIG_ARM64 43obj-y += ccn504.o 44obj-y += gic_64.o 45obj-y += interrupts_64.o 46else 47obj-y += interrupts.o 48endif 49ifndef CONFIG_SYSRESET 50obj-y += reset.o 51endif 52 53obj-y += cache.o 54ifndef CONFIG_ARM64 55obj-y += cache-cp15.o 56endif 57 58obj-$(CONFIG_DEBUG_LL) += debug.o 59 60# For EABI conformant tool chains, provide eabi_compat() 61ifneq (,$(findstring -mabi=aapcs-linux,$(PLATFORM_CPPFLAGS))) 62extra-y += eabi_compat.o 63endif 64 65asflags-y += -DCONFIG_ARM_ASM_UNIFIED 66ifeq ($(CONFIG_SPL_BUILD)$(CONFIG_TEGRA),yy) 67asflags-y += -D__LINUX_ARM_ARCH__=4 68else 69asflags-y += -D__LINUX_ARM_ARCH__=$(CONFIG_SYS_ARM_ARCH) 70endif 71 72# some files can only build in ARM or THUMB2, not THUMB1 73 74ifdef CONFIG_SYS_THUMB_BUILD 75asflags-$(CONFIG_HAS_THUMB2) += -DCONFIG_THUMB2_KERNEL 76ifndef CONFIG_HAS_THUMB2 77 78# for C files, just apend -marm, which will override previous -mthumb* 79 80CFLAGS_cache.o := -marm 81CFLAGS_cache-cp15.o := -marm 82 83# For .S, drop -mthumb* and other thumb-related options. 84# CFLAGS_REMOVE_* would not have an effet, so AFLAGS_REMOVE_* 85# was implemented and is used here. 86# Also, define ${target}_NO_THUMB_BUILD for these two targets 87# so that the code knows it should not use Thumb. 88 89AFLAGS_REMOVE_memset.o := -mthumb -mthumb-interwork 90AFLAGS_REMOVE_memcpy.o := -mthumb -mthumb-interwork 91AFLAGS_memset.o := -DMEMSET_NO_THUMB_BUILD 92AFLAGS_memcpy.o := -DMEMCPY_NO_THUMB_BUILD 93endif 94endif 95