| 1 | MIPS_TARGET=mipsel-linux-gnu
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| 2 | MIPS_CC_DIR=/usr/local/mipsel/bin
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| 3 | MIPS_BINUTILS_DIR=/usr/local/mipsel/bin
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| 4 |
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| 5 | CC=$(MIPS_CC_DIR)/$(MIPS_TARGET)-gcc
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| 6 | AS=$(MIPS_BINUTILS_DIR)/$(MIPS_TARGET)-as
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| 7 | LD=$(MIPS_BINUTILS_DIR)/$(MIPS_TARGET)-ld
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| 8 | OBJDUMP=$(MIPS_BINUTILS_DIR)/$(MIPS_TARGET)-objdump
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| 9 | OBJCOPY=$(MIPS_BINUTILS_DIR)/$(MIPS_TARGET)-objcopy
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| 10 | BFD_ARCH=mips
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| 11 |
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| 12 | DEFS=-DARCH=$(ARCH) -DMACHINE=${MACHINE} -DKERNEL_LOAD_ADDRESS=${KERNEL_LOAD_ADDRESS}
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| 13 | CFLAGS=$(DEFS) -mno-abicalls -G 0 -nostdlib -fno-builtin -O2 -fno-zero-initialized-in-bss
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| 14 | LFLAGS=-M -N
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| 15 | BFD_ARCH=mips
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| 16 |
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| 17 | # GCC 4.0.1 compiled for mipsEL has problems compiling in
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| 18 | # BigEndian mode with the swl/swr/lwl/lwr instructions.
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| 19 | # We have to compile it with mips-sgi-irix5 to get it right.
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| 20 | ifeq (${MACHINE},indy)
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| 21 | MIPS_TARGET=mips-sgi-irix5
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| 22 | MIPS_CC_DIR=/usr/local/mips/bin
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| 23 | MIPS_BINUTILS_DIR=/usr/local/mips/bin
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| 24 |
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| 25 | CFLAGS += -EB -DBIG_ENDIAN -DHAVE_FPU -DFPU_LAZY -march=r4600
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| 26 | BFD = ecoff-bigmips
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| 27 | KERNEL_LOAD_ADDRESS = 0x88002000
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| 28 | BFD_NAME=elf32-bigmips
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| 29 | endif
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| 30 |
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| 31 | ifeq (${MACHINE},lgxemul)
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| 32 | CFLAGS += -DHAVE_FPU -DFPU_LAZY -mips3
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| 33 | BFD = ecoff-littlemips
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| 34 | KERNEL_LOAD_ADDRESS = 0x80100000
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| 35 | BFD_NAME=elf32-little
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| 36 | endif
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| 37 |
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| 38 | ifeq (${MACHINE},bgxemul)
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| 39 | MIPS_TARGET=mips-sgi-irix5
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| 40 | MIPS_CC_DIR=/usr/local/mips/bin
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| 41 | MIPS_BINUTILS_DIR=/usr/local/mips/bin
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| 42 |
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| 43 | CFLAGS += -EB -DBIG_ENDIAN -DHAVE_FPU -DFPU_LAZY -mips3
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| 44 | BFD = ecoff-bigmips
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| 45 | KERNEL_LOAD_ADDRESS = 0x80100000
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| 46 | BFD_NAME=elf32-bigmips
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| 47 | endif
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| 48 |
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| 49 | # MSIM needs lwl/swl patch & 4kc instruction patch to work
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| 50 | # otherwise add -mmemcpy -mips3
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| 51 | ifeq (${MACHINE},msim4kc)
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| 52 | BFD = binary
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| 53 | CFLAGS += -msoft-float -march=4kc
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| 54 | KERNEL_LOAD_ADDRESS = 0x80100000
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| 55 | BFD_NAME=elf32-little
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| 56 | endif
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| 57 |
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| 58 | ifeq (${MACHINE},msim)
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| 59 | BFD = binary
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| 60 | CFLAGS += -msoft-float -mips3
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| 61 | KERNEL_LOAD_ADDRESS = 0x80100000
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| 62 | BFD_NAME=elf32-little
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| 63 | endif
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| 64 |
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| 65 | # SIMICS 4kc emulation is broken, although for instructions
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| 66 | # that do not bother us
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| 67 | ifeq (${MACHINE},simics)
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| 68 | BFD = elf32-little
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| 69 | CFLAGS += -msoft-float -mips3
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| 70 | KERNEL_LOAD_ADDRESS = 0x80100000
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| 71 | BFD_NAME=elf32-little
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| 72 | endif
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| 73 |
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| 74 | arch/$(ARCH)/_link.ld: arch/$(ARCH)/_link.ld.in
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| 75 | $(CC) $(CFLAGS) -C -DBFD=${BFD} -E -x c $< | grep -v "^\#" > $@
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| 76 |
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| 77 | arch_sources= \
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| 78 | src/arch/start.S \
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| 79 | src/arch/context.S \
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| 80 | src/arch/panic.S \
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| 81 | src/arch/mips32.c \
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| 82 | src/arch/dummy.S \
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| 83 | src/arch/console.c \
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| 84 | src/arch/asm.S \
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| 85 | src/arch/exception.c \
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| 86 | src/arch/interrupt.c \
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| 87 | src/arch/cache.c \
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| 88 | src/arch/cpu/cpu.c \
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| 89 | src/arch/mm/frame.c \
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| 90 | src/arch/mm/page.c \
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| 91 | src/arch/mm/tlb.c \
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| 92 | src/arch/fpu_context.c \
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| 93 | src/arch/fmath.c \
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| 94 | src/arch/drivers/arc.c
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