33 строки
1.1 KiB
Plaintext
33 строки
1.1 KiB
Plaintext
#
|
|
# Loongson Processors' Support
|
|
#
|
|
|
|
# Only gcc >= 4.4 have Loongson specific support
|
|
cflags-$(CONFIG_CPU_LOONGSON2) += -Wa,--trap
|
|
cflags-$(CONFIG_CPU_LOONGSON2E) += \
|
|
$(call cc-option,-march=loongson2e,-march=r4600)
|
|
cflags-$(CONFIG_CPU_LOONGSON2F) += \
|
|
$(call cc-option,-march=loongson2f,-march=r4600)
|
|
# Enable the workarounds for Loongson2f
|
|
ifdef CONFIG_CPU_LOONGSON2F_WORKAROUNDS
|
|
ifeq ($(call as-option,-Wa$(comma)-mfix-loongson2f-nop,),)
|
|
$(error only binutils >= 2.20.2 have needed option -mfix-loongson2f-nop)
|
|
else
|
|
cflags-$(CONFIG_CPU_NOP_WORKAROUNDS) += -Wa$(comma)-mfix-loongson2f-nop
|
|
endif
|
|
ifeq ($(call as-option,-Wa$(comma)-mfix-loongson2f-jump,),)
|
|
$(error only binutils >= 2.20.2 have needed option -mfix-loongson2f-jump)
|
|
else
|
|
cflags-$(CONFIG_CPU_JUMP_WORKAROUNDS) += -Wa$(comma)-mfix-loongson2f-jump
|
|
endif
|
|
endif
|
|
|
|
#
|
|
# Loongson Machines' Support
|
|
#
|
|
|
|
platform-$(CONFIG_MACH_LOONGSON) += loongson/
|
|
cflags-$(CONFIG_MACH_LOONGSON) += -I$(srctree)/arch/mips/include/asm/mach-loongson -mno-branch-likely
|
|
load-$(CONFIG_LEMOTE_FULOONG2E) += 0xffffffff80100000
|
|
load-$(CONFIG_LEMOTE_MACH2F) += 0xffffffff80200000
|