2 # Copyright (C) 2005 Martin Decky
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions
9 # - Redistributions of source code must retain the above copyright
10 # notice, this list of conditions and the following disclaimer.
11 # - Redistributions in binary form must reproduce the above copyright
12 # notice, this list of conditions and the following disclaimer in the
13 # documentation and/or other materials provided with the distribution.
14 # - The name of the author may not be used to endorse or promote products
15 # derived from this software without specific prior written permission.
17 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 ## Toolchain configuration
33 TARGET = mipsel-linux-gnu
34 TOOLCHAIN_DIR = /usr/local/mipsel/bin
36 ## Make some default assumptions
43 KERNEL_LOAD_ADDRESS = 0x80100000
44 INIT_ADDRESS = 0x81000000
47 CFLAGS += -mno-abicalls -G 0 -fno-zero-initialized-in-bss
49 DEFS += -D__32_BITS__ -DMACHINE=${MIPS_MACHINE} -DKERNEL_LOAD_ADDRESS=${KERNEL_LOAD_ADDRESS} -DINIT_ADDRESS=${INIT_ADDRESS} -DINIT_SIZE=${INIT_SIZE}
51 ## Compile with hierarchical page tables support.
55 DEFS += -DCONFIG_PAGE_PT
57 ## Compile with support for address space identifiers.
66 ifeq ($(MIPS_MACHINE),indy)
67 # GCC 4.0.1 compiled for mipsEL has problems compiling in
68 # BigEndian mode with the swl/swr/lwl/lwr instructions.
69 # We have to compile it with mips-sgi-irix5 to get it right.
71 BFD_NAME = elf32-bigmips
72 BFD = ecoff-bigmips --impure
73 TARGET = mips-sgi-irix5
74 TOOLCHAIN_DIR = /usr/local/mips/bin
75 KERNEL_LOAD_ADDRESS = 0x88002000
76 CFLAGS += -EB -DBIG_ENDIAN -DARCH_HAS_FPU -march=r4600
80 ifeq ($(MIPS_MACHINE),lgxemul)
81 BFD_NAME=elf32-tradlittlemips
82 BFD = ecoff-littlemips
83 CFLAGS += -DFB_BIG_ENDIAN -DARCH_HAS_FPU -mips3
84 INIT_ADDRESS = 0x81800000
86 ifeq ($(MIPS_MACHINE),bgxemul)
87 BFD_NAME=elf32-bigmips
89 TARGET = mips-sgi-irix5
90 TOOLCHAIN_DIR = /usr/local/mips/bin
91 CFLAGS += -EB -DBIG_ENDIAN -DARCH_HAS_FPU -mips3
92 INIT_ADDRESS = 0x81800000
94 ifeq ($(MIPS_MACHINE),simics)
95 # SIMICS 4kc emulation is broken, although for instructions
96 # that do not bother us
98 BFD_NAME = elf32-tradlittlemips
99 BFD = elf32-tradlittlemips
100 CFLAGS += -mhard-float -mips3 -DTLBCNT=16
103 ifeq ($(MIPS_MACHINE),msim)
104 BFD_NAME = elf32-tradlittlemips
106 CFLAGS += -mhard-float -mips3
109 ## Compile with support for software integer division.
116 arch/$(ARCH)/src/start.S \
117 arch/$(ARCH)/src/context.S \
118 arch/$(ARCH)/src/panic.S \
119 arch/$(ARCH)/src/mips32.c \
120 arch/$(ARCH)/src/dummy.S \
121 arch/$(ARCH)/src/console.c \
122 arch/$(ARCH)/src/asm.S \
123 arch/$(ARCH)/src/exception.c \
124 arch/$(ARCH)/src/interrupt.c \
125 arch/$(ARCH)/src/cache.c \
126 arch/$(ARCH)/src/debugger.c \
127 arch/$(ARCH)/src/cpu/cpu.c \
128 arch/$(ARCH)/src/mm/frame.c \
129 arch/$(ARCH)/src/mm/page.c \
130 arch/$(ARCH)/src/mm/tlb.c \
131 arch/$(ARCH)/src/mm/as.c \
132 arch/$(ARCH)/src/fpu_context.c \
133 arch/$(ARCH)/src/ddi/ddi.c \
134 arch/$(ARCH)/src/drivers/arc.c \
135 arch/$(ARCH)/src/drivers/msim.c \
136 arch/$(ARCH)/src/drivers/serial.c