| # |
| # (C) Copyright 2000-2002 |
| # Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| # |
| # SPDX-License-Identifier: GPL-2.0+ |
| # |
| |
| CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000 |
| |
| PLATFORM_CPPFLAGS += -fno-strict-aliasing |
| PLATFORM_CPPFLAGS += -Wstrict-prototypes |
| PLATFORM_CPPFLAGS += -mregparm=3 |
| PLATFORM_CPPFLAGS += -fomit-frame-pointer |
| PF_CPPFLAGS_X86 := $(call cc-option, -ffreestanding) \ |
| $(call cc-option, -fno-toplevel-reorder, \ |
| $(call cc-option, -fno-unit-at-a-time)) \ |
| $(call cc-option, -fno-stack-protector) \ |
| $(call cc-option, -mpreferred-stack-boundary=2) |
| PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_X86) |
| PLATFORM_CPPFLAGS += -fno-dwarf2-cfi-asm |
| PLATFORM_CPPFLAGS += -DREALMODE_BASE=0x7c0 |
| |
| # Support generic board on x86 |
| __HAVE_ARCH_GENERIC_BOARD := y |
| |
| PLATFORM_RELFLAGS += -ffunction-sections -fvisibility=hidden |
| |
| PLATFORM_LDFLAGS += --emit-relocs -Bsymbolic -Bsymbolic-functions |
| |
| LDFLAGS_FINAL += --gc-sections -pie |
| LDFLAGS_FINAL += --wrap=__divdi3 --wrap=__udivdi3 |
| LDFLAGS_FINAL += --wrap=__moddi3 --wrap=__umoddi3 |
| |
| export NORMAL_LIBGCC = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name) |
| PREFIXED_LIBGCC = $(OBJTREE)/arch/$(ARCH)/lib/$(shell basename $(NORMAL_LIBGCC)) |
| |
| export USE_PRIVATE_LIBGCC=$(shell dirname $(PREFIXED_LIBGCC)) |