3 # Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 # SPDX-License-Identifier: GPL-2.0+
8 ifeq ($(CROSS_COMPILE),)
9 CROSS_COMPILE := mips_4KC-
12 # Handle special prefix in ELDK 4.0 toolchain
13 ifneq (,$(findstring 4KCle,$(CROSS_COMPILE)))
17 ifdef CONFIG_SYS_LITTLE_ENDIAN
21 ifdef CONFIG_SYS_BIG_ENDIAN
25 # Default to EB if no endianess is configured
28 PLATFORM_CPPFLAGS += -DCONFIG_MIPS -D__MIPS__
31 # From Linux arch/mips/Makefile
33 # GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel
34 # code since it only slows down the whole thing. At some point we might make
35 # use of global pointer optimizations but their use of $28 conflicts with
36 # the current pointer optimization.
38 # The DECStation requires an ECOFF kernel for remote booting, other MIPS
39 # machines may also. Since BFD is incredibly buggy with respect to
40 # crossformat linking we rely on the elf2ecoff tool for format conversion.
42 # cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
43 # cflags-y += -msoft-float
44 # LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
45 # MODFLAGS += -mlong-calls
47 # On the other hand, we want PIC in the U-Boot code to relocate it from ROM
48 # to RAM. $28 is always used as gp.
50 PLATFORM_CPPFLAGS += -G 0 -mabicalls -fpic $(ENDIANNESS)
51 PLATFORM_CPPFLAGS += -msoft-float
52 PLATFORM_LDFLAGS += -G 0 -static -n -nostdlib $(ENDIANNESS)
53 PLATFORM_RELFLAGS += -ffunction-sections -fdata-sections
54 LDFLAGS_FINAL += --gc-sections -pie
55 OBJCOPYFLAGS += --remove-section=.dynsym