diff options
Diffstat (limited to 'roms/u-boot/arch/powerpc/config.mk')
| -rw-r--r-- | roms/u-boot/arch/powerpc/config.mk | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/roms/u-boot/arch/powerpc/config.mk b/roms/u-boot/arch/powerpc/config.mk new file mode 100644 index 000000000..307ca6574 --- /dev/null +++ b/roms/u-boot/arch/powerpc/config.mk @@ -0,0 +1,43 @@ +# SPDX-License-Identifier: GPL-2.0+ +# +# (C) Copyright 2000-2010 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. + +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 $(PF_CPPFLAGS_POWERPC) +KBUILD_LDFLAGS += -m32 -melf32ppclinux + +# +# When cross-compiling on NetBSD, we have to define __PPC__ or else we +# will pick up a va_list declaration that is incompatible with the +# actual argument lists emitted by the compiler. +# +# [Tested on NetBSD/i386 1.5 + cross-powerpc-netbsd-1.3] + +ifeq ($(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 |