diff options
Diffstat (limited to 'arch/mips/Makefile')
| -rw-r--r-- | arch/mips/Makefile | 53 |
1 files changed, 21 insertions, 32 deletions
diff --git a/arch/mips/Makefile b/arch/mips/Makefile index ee3364d27a..65a00379ab 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -1,3 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0-only + KBUILD_DEFCONFIG := qemu-malta_defconfig # @@ -11,7 +13,7 @@ else 64bit-emul = elf64btsmip endif -CPPFLAGS += -D__MIPS__ -fno-strict-aliasing -fno-merge-constants +KBUILD_CPPFLAGS += -D__MIPS__ -fno-strict-aliasing -fno-merge-constants cflags-y += -G 0 -mno-abicalls -fno-pic -pipe cflags-y += -Wall -Wstrict-prototypes \ @@ -34,17 +36,17 @@ predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__ ifdef CONFIG_CPU_BIG_ENDIAN cflags-y += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be)) -ldflags-y += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB ) +mips-ldflags-y += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB ) endif ifdef CONFIG_CPU_LITTLE_ENDIAN cflags-y += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le)) -ldflags-y += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL ) +mips-ldflags-y += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL ) endif -LDFLAGS += $(ldflags-y) -m $(ld-emul) -LDFLAGS_barebox += $(ldflags-y) -LDFLAGS_pbl += $(ldflags-y) +KBUILD_LDFLAGS += $(mips-ldflags-y) -m $(ld-emul) +LDFLAGS_barebox += $(KBUILD_LDFLAGS) +LDFLAGS_pbl += $(KBUILD_LDFLAGS) # # CPU-dependent compiler/assembler options for optimization. @@ -55,11 +57,17 @@ cflags-$(CONFIG_CPU_MIPS64_R1) += $(call cc-option,-march=mips64,-mips64 -U_MIPS cflags-$(CONFIG_CPU_MIPS64_R2) += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) -Wa,-mips64r2 -Wa,--trap cflags-$(CONFIG_CPU_GS232) += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) -Wa,-mips32r2 -Wa,--trap -CPPFLAGS += -DTEXT_BASE=$(CONFIG_TEXT_BASE) +ifdef CONFIG_64BIT +MIPS_TEXT_BASE = $(subst 0x,0xffffffff,$(CONFIG_TEXT_BASE)) +else +MIPS_TEXT_BASE = $(CONFIG_TEXT_BASE) +endif + +KBUILD_CPPFLAGS += -DTEXT_BASE=$(MIPS_TEXT_BASE) ifndef CONFIG_MODULES # Add cleanup flags -CPPFLAGS += -fdata-sections -ffunction-sections +KBUILD_CPPFLAGS += -fdata-sections -ffunction-sections LDFLAGS_barebox += -static --gc-sections --emit-relocs endif @@ -72,8 +80,6 @@ KBUILD_BINARY := barebox.bin KBUILD_TARGET := barebox.bin endif -LDFLAGS_barebox += -nostdlib - machine-$(CONFIG_MACH_MIPS_MALTA) := malta machine-$(CONFIG_MACH_MIPS_AR231X) := ar231x machine-$(CONFIG_MACH_MIPS_ATH79) := ath79 @@ -82,22 +88,7 @@ machine-$(CONFIG_MACH_MIPS_LOONGSON) := loongson machine-$(CONFIG_MACH_MIPS_XBURST) := xburst machdirs := $(patsubst %,arch/mips/mach-%/,$(machine-y)) -ifeq ($(KBUILD_SRC),) -CPPFLAGS += $(patsubst %,-I%include,$(machdirs)) -else -CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs)) -endif - -ifeq ($(incdir-y),) -incdir-y := $(machine-y) -endif -INCDIR := arch-$(incdir-y) - -ifeq ($(KBUILD_SRC),) -CPPFLAGS += -I$(BOARD)/include -else -CPPFLAGS += -I$(srctree)/$(BOARD)/include -endif +KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs)) ifneq ($(machine-y),) MACH := arch/mips/mach-$(machine-y)/ @@ -105,21 +96,19 @@ else MACH := endif -common-y += $(BOARD) - common-y += $(MACH) common-y += arch/mips/lib/ common-y += arch/mips/boot/ common-y += arch/mips/boards/ -CPPFLAGS += $(cflags-y) -CFLAGS += $(cflags-y) +KBUILD_CPPFLAGS += $(cflags-y) +KBUILD_CFLAGS += $(cflags-y) lds-$(CONFIG_GENERIC_LINKER_SCRIPT) := arch/mips/lib/barebox.lds -cmd_barebox__ ?= $(LD) $(LDFLAGS) $(LDFLAGS_barebox) -o $@ \ +cmd_barebox__ ?= $(LD) $(LDFLAGS_barebox) -o $@ \ -T $(BAREBOX_LDS) \ - --start-group $(BAREBOX_OBJS) --end-group \ + --whole-archive $(BAREBOX_OBJS) --no-whole-archive \ $(filter-out $(BAREBOX_LDS) $(BAREBOX_OBJS) FORCE ,$^); \ $(objtree)/scripts/mips-relocs $@ |