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- #
- # (C) Copyright 2000-2010
- # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- #
- # SPDX-License-Identifier: GPL-2.0+
- #
- ifeq ($(CROSS_COMPILE),)
- CROSS_COMPILE := ppc_8xx-
- endif
- CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000
- LDFLAGS_FINAL += --gc-sections
- LDFLAGS_FINAL += --bss-plt
- PLATFORM_RELFLAGS += -fpic -mrelocatable -ffunction-sections \
- -fdata-sections -mcall-linux
- PF_CPPFLAGS_POWERPC := $(call cc-option,-fno-ira-hoist-pressure,)
- PLATFORM_CPPFLAGS += -D__powerpc__ -ffixed-r2 -m32 $(PF_CPPFLAGS_POWERPC)
- PLATFORM_LDFLAGS += -m32 -melf32ppclinux
- #
- # When cross-compiling on NetBSD, we have to define __PPC__ or else we
- # will pick up a va_list declaration that is incompatible with the
- # actual argument lists emitted by the compiler.
- #
- # [Tested on NetBSD/i386 1.5 + cross-powerpc-netbsd-1.3]
- ifeq ($(CROSS_COMPILE),powerpc-netbsd-)
- PLATFORM_CPPFLAGS+= -D__PPC__
- endif
- ifeq ($(CROSS_COMPILE),powerpc-openbsd-)
- PLATFORM_CPPFLAGS+= -D__PPC__
- endif
- # Only test once
- ifneq ($(CONFIG_SPL_BUILD),y)
- archprepare: checkgcc4
- # GCC 3.x is reported to have problems generating the type of relocation
- # that U-Boot wants.
- # See http://lists.denx.de/pipermail/u-boot/2012-September/135156.html
- checkgcc4:
- @if test "$(call cc-name)" = "gcc" -a \
- $(call cc-version) -lt 0400; then \
- echo -n '*** Your GCC is too old, please upgrade to GCC 4.x or newer'; \
- false; \
- fi
- endif
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