Linux kernel mirror (for testing)
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linux
1#
2# This file is subject to the terms and conditions of the GNU General Public
3# License. See the file "COPYING" in the main directory of this archive
4# for more details.
5#
6# Copyright (C) 1994, 95, 96, 2003 by Ralf Baechle
7# DECStation modifications by Paul M. Antoine, 1996
8# Copyright (C) 2002, 2003, 2004 Maciej W. Rozycki
9#
10# This file is included by the global makefile so that you can add your own
11# architecture-specific flags and dependencies. Remember to do have actions
12# for "archclean" cleaning up for this architecture.
13#
14
15KBUILD_DEFCONFIG := ip22_defconfig
16
17cflags-y := -ffunction-sections
18
19#
20# Select the object file format to substitute into the linker script.
21#
22ifdef CONFIG_CPU_LITTLE_ENDIAN
2332bit-tool-archpref = mipsel
2464bit-tool-archpref = mips64el
2532bit-bfd = elf32-tradlittlemips
2664bit-bfd = elf64-tradlittlemips
2732bit-emul = elf32ltsmip
2864bit-emul = elf64ltsmip
29else
3032bit-tool-archpref = mips
3164bit-tool-archpref = mips64
3232bit-bfd = elf32-tradbigmips
3364bit-bfd = elf64-tradbigmips
3432bit-emul = elf32btsmip
3564bit-emul = elf64btsmip
36endif
37
38ifdef CONFIG_32BIT
39tool-archpref = $(32bit-tool-archpref)
40UTS_MACHINE := mips
41endif
42ifdef CONFIG_64BIT
43tool-archpref = $(64bit-tool-archpref)
44UTS_MACHINE := mips64
45endif
46
47ifneq ($(SUBARCH),$(ARCH))
48 ifeq ($(CROSS_COMPILE),)
49 CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux- $(tool-archpref)-linux-gnu- $(tool-archpref)-unknown-linux-gnu-)
50 endif
51endif
52
53ifdef CONFIG_32BIT
54ld-emul = $(32bit-emul)
55vmlinux-32 = vmlinux
56vmlinux-64 = vmlinux.64
57
58cflags-y += -mabi=32
59endif
60
61ifdef CONFIG_64BIT
62ld-emul = $(64bit-emul)
63vmlinux-32 = vmlinux.32
64vmlinux-64 = vmlinux
65
66cflags-y += -mabi=64
67endif
68
69all-$(CONFIG_BOOT_ELF32) := $(vmlinux-32)
70all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64)
71
72#
73# GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel
74# code since it only slows down the whole thing. At some point we might make
75# use of global pointer optimizations but their use of $28 conflicts with
76# the current pointer optimization.
77#
78# The DECStation requires an ECOFF kernel for remote booting, other MIPS
79# machines may also. Since BFD is incredibly buggy with respect to
80# crossformat linking we rely on the elf2ecoff tool for format conversion.
81#
82cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
83cflags-y += -msoft-float
84LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
85MODFLAGS += -mlong-calls
86
87cflags-y += -ffreestanding
88
89#
90# We explicitly add the endianness specifier if needed, this allows
91# to compile kernels with a toolchain for the other endianness. We
92# carefully avoid to add it redundantly because gcc 3.3/3.4 complains
93# when fed the toolchain default!
94#
95# Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
96# 2006-10-10 don't properly change the predefined symbols if -EB / -EL
97# are used, so we kludge that here. A bug has been filed at
98# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
99#
100undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
101undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
102predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
103predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
104cflags-$(CONFIG_CPU_BIG_ENDIAN) += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
105cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
106
107cflags-$(CONFIG_CPU_HAS_SMARTMIPS) += $(call cc-option,-msmartmips)
108
109cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \
110 -fno-omit-frame-pointer
111
112#
113# CPU-dependent compiler/assembler options for optimization.
114#
115cflags-$(CONFIG_CPU_R3000) += -march=r3000
116cflags-$(CONFIG_CPU_TX39XX) += -march=r3900
117cflags-$(CONFIG_CPU_R6000) += -march=r6000 -Wa,--trap
118cflags-$(CONFIG_CPU_R4300) += -march=r4300 -Wa,--trap
119cflags-$(CONFIG_CPU_VR41XX) += -march=r4100 -Wa,--trap
120cflags-$(CONFIG_CPU_R4X00) += -march=r4600 -Wa,--trap
121cflags-$(CONFIG_CPU_TX49XX) += -march=r4600 -Wa,--trap
122cflags-$(CONFIG_CPU_LOONGSON2) += -march=r4600 -Wa,--trap
123cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
124 -Wa,-mips32 -Wa,--trap
125cflags-$(CONFIG_CPU_MIPS32_R2) += $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
126 -Wa,-mips32r2 -Wa,--trap
127cflags-$(CONFIG_CPU_MIPS64_R1) += $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
128 -Wa,-mips64 -Wa,--trap
129cflags-$(CONFIG_CPU_MIPS64_R2) += $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
130 -Wa,-mips64r2 -Wa,--trap
131cflags-$(CONFIG_CPU_R5000) += -march=r5000 -Wa,--trap
132cflags-$(CONFIG_CPU_R5432) += $(call cc-option,-march=r5400,-march=r5000) \
133 -Wa,--trap
134cflags-$(CONFIG_CPU_R5500) += $(call cc-option,-march=r5500,-march=r5000) \
135 -Wa,--trap
136cflags-$(CONFIG_CPU_NEVADA) += $(call cc-option,-march=rm5200,-march=r5000) \
137 -Wa,--trap
138cflags-$(CONFIG_CPU_RM7000) += $(call cc-option,-march=rm7000,-march=r5000) \
139 -Wa,--trap
140cflags-$(CONFIG_CPU_RM9000) += $(call cc-option,-march=rm9000,-march=r5000) \
141 -Wa,--trap
142cflags-$(CONFIG_CPU_SB1) += $(call cc-option,-march=sb1,-march=r5000) \
143 -Wa,--trap
144cflags-$(CONFIG_CPU_R8000) += -march=r8000 -Wa,--trap
145cflags-$(CONFIG_CPU_R10000) += $(call cc-option,-march=r10000,-march=r8000) \
146 -Wa,--trap
147cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap
148ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON))))
149cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon
150endif
151
152cflags-$(CONFIG_CPU_R4000_WORKAROUNDS) += $(call cc-option,-mfix-r4000,)
153cflags-$(CONFIG_CPU_R4400_WORKAROUNDS) += $(call cc-option,-mfix-r4400,)
154cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS) += $(call cc-option,-mno-daddi,)
155
156ifdef CONFIG_CPU_SB1
157ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
158MODFLAGS += -msb1-pass1-workarounds
159endif
160endif
161
162#
163# Firmware support
164#
165libs-$(CONFIG_ARC) += arch/mips/fw/arc/
166libs-$(CONFIG_CFE) += arch/mips/fw/cfe/
167libs-$(CONFIG_SNIPROM) += arch/mips/fw/sni/
168libs-y += arch/mips/fw/lib/
169libs-$(CONFIG_SIBYTE_CFE) += arch/mips/sibyte/cfe/
170
171#
172# Board-dependent options and extra files
173#
174
175#
176# Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
177#
178core-$(CONFIG_MACH_JAZZ) += arch/mips/jazz/
179cflags-$(CONFIG_MACH_JAZZ) += -I$(srctree)/arch/mips/include/asm/mach-jazz
180load-$(CONFIG_MACH_JAZZ) += 0xffffffff80080000
181
182#
183# Common Alchemy Au1x00 stuff
184#
185core-$(CONFIG_SOC_AU1X00) += arch/mips/alchemy/common/
186cflags-$(CONFIG_SOC_AU1X00) += -I$(srctree)/arch/mips/include/asm/mach-au1x00
187
188#
189# AMD Alchemy Pb1000 eval board
190#
191core-$(CONFIG_MIPS_PB1000) += arch/mips/alchemy/devboards/
192cflags-$(CONFIG_MIPS_PB1000) += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
193load-$(CONFIG_MIPS_PB1000) += 0xffffffff80100000
194
195#
196# AMD Alchemy Pb1100 eval board
197#
198core-$(CONFIG_MIPS_PB1100) += arch/mips/alchemy/devboards/
199cflags-$(CONFIG_MIPS_PB1100) += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
200load-$(CONFIG_MIPS_PB1100) += 0xffffffff80100000
201
202#
203# AMD Alchemy Pb1500 eval board
204#
205core-$(CONFIG_MIPS_PB1500) += arch/mips/alchemy/devboards/
206cflags-$(CONFIG_MIPS_PB1500) += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
207load-$(CONFIG_MIPS_PB1500) += 0xffffffff80100000
208
209#
210# AMD Alchemy Pb1550 eval board
211#
212core-$(CONFIG_MIPS_PB1550) += arch/mips/alchemy/devboards/
213cflags-$(CONFIG_MIPS_PB1550) += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
214load-$(CONFIG_MIPS_PB1550) += 0xffffffff80100000
215
216#
217# AMD Alchemy Pb1200 eval board
218#
219core-$(CONFIG_MIPS_PB1200) += arch/mips/alchemy/devboards/
220cflags-$(CONFIG_MIPS_PB1200) += -I$(srctree)/arch/mips/include/asm/mach-pb1x00
221load-$(CONFIG_MIPS_PB1200) += 0xffffffff80100000
222
223#
224# AMD Alchemy Db1000 eval board
225#
226core-$(CONFIG_MIPS_DB1000) += arch/mips/alchemy/devboards/
227cflags-$(CONFIG_MIPS_DB1000) += -I$(srctree)/arch/mips/include/asm/mach-db1x00
228load-$(CONFIG_MIPS_DB1000) += 0xffffffff80100000
229
230#
231# AMD Alchemy Db1100 eval board
232#
233core-$(CONFIG_MIPS_DB1100) += arch/mips/alchemy/devboards/
234cflags-$(CONFIG_MIPS_DB1100) += -I$(srctree)/arch/mips/include/asm/mach-db1x00
235load-$(CONFIG_MIPS_DB1100) += 0xffffffff80100000
236
237#
238# AMD Alchemy Db1500 eval board
239#
240core-$(CONFIG_MIPS_DB1500) += arch/mips/alchemy/devboards/
241cflags-$(CONFIG_MIPS_DB1500) += -I$(srctree)/arch/mips/include/asm/mach-db1x00
242load-$(CONFIG_MIPS_DB1500) += 0xffffffff80100000
243
244#
245# AMD Alchemy Db1550 eval board
246#
247core-$(CONFIG_MIPS_DB1550) += arch/mips/alchemy/devboards/
248cflags-$(CONFIG_MIPS_DB1550) += -I$(srctree)/arch/mips/include/asm/mach-db1x00
249load-$(CONFIG_MIPS_DB1550) += 0xffffffff80100000
250
251#
252# AMD Alchemy Db1200 eval board
253#
254core-$(CONFIG_MIPS_DB1200) += arch/mips/alchemy/devboards/
255cflags-$(CONFIG_MIPS_DB1200) += -I$(srctree)/arch/mips/include/asm/mach-db1x00
256load-$(CONFIG_MIPS_DB1200) += 0xffffffff80100000
257
258#
259# AMD Alchemy Bosporus eval board
260#
261core-$(CONFIG_MIPS_BOSPORUS) += arch/mips/alchemy/devboards/
262cflags-$(CONFIG_MIPS_BOSPORUS) += -I$(srctree)/arch/mips/include/asm/mach-db1x00
263load-$(CONFIG_MIPS_BOSPORUS) += 0xffffffff80100000
264
265#
266# AMD Alchemy Mirage eval board
267#
268core-$(CONFIG_MIPS_MIRAGE) += arch/mips/alchemy/devboards/
269cflags-$(CONFIG_MIPS_MIRAGE) += -I$(srctree)/arch/mips/include/asm/mach-db1x00
270load-$(CONFIG_MIPS_MIRAGE) += 0xffffffff80100000
271
272#
273# 4G-Systems eval board
274#
275libs-$(CONFIG_MIPS_MTX1) += arch/mips/alchemy/mtx-1/
276load-$(CONFIG_MIPS_MTX1) += 0xffffffff80100000
277
278#
279# MyCable eval board
280#
281libs-$(CONFIG_MIPS_XXS1500) += arch/mips/alchemy/xxs1500/
282load-$(CONFIG_MIPS_XXS1500) += 0xffffffff80100000
283
284#
285# Cobalt Server
286#
287core-$(CONFIG_MIPS_COBALT) += arch/mips/cobalt/
288cflags-$(CONFIG_MIPS_COBALT) += -I$(srctree)/arch/mips/include/asm/mach-cobalt
289load-$(CONFIG_MIPS_COBALT) += 0xffffffff80080000
290
291#
292# DECstation family
293#
294core-$(CONFIG_MACH_DECSTATION) += arch/mips/dec/
295cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
296libs-$(CONFIG_MACH_DECSTATION) += arch/mips/dec/prom/
297load-$(CONFIG_MACH_DECSTATION) += 0xffffffff80040000
298
299#
300# Wind River PPMC Board (4KC + GT64120)
301#
302core-$(CONFIG_WR_PPMC) += arch/mips/gt64120/wrppmc/
303cflags-$(CONFIG_WR_PPMC) += -I$(srctree)/arch/mips/include/asm/mach-wrppmc
304load-$(CONFIG_WR_PPMC) += 0xffffffff80100000
305
306#
307# lemote fulong mini-PC board
308#
309core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/
310load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000
311cflags-$(CONFIG_LEMOTE_FULONG) += -I$(srctree)/arch/mips/include/asm/mach-lemote
312
313#
314# MIPS Malta board
315#
316core-$(CONFIG_MIPS_MALTA) += arch/mips/mti-malta/
317cflags-$(CONFIG_MIPS_MALTA) += -I$(srctree)/arch/mips/include/asm/mach-malta
318load-$(CONFIG_MIPS_MALTA) += 0xffffffff80100000
319all-$(CONFIG_MIPS_MALTA) := vmlinux.bin
320
321#
322# MIPS SIM
323#
324core-$(CONFIG_MIPS_SIM) += arch/mips/mipssim/
325cflags-$(CONFIG_MIPS_SIM) += -I$(srctree)/arch/mips/include/asm/mach-mipssim
326load-$(CONFIG_MIPS_SIM) += 0x80100000
327
328#
329# PMC-Sierra MSP SOCs
330#
331core-$(CONFIG_PMC_MSP) += arch/mips/pmc-sierra/msp71xx/
332cflags-$(CONFIG_PMC_MSP) += -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
333 -mno-branch-likely
334load-$(CONFIG_PMC_MSP) += 0xffffffff80100000
335
336#
337# PMC-Sierra Yosemite
338#
339core-$(CONFIG_PMC_YOSEMITE) += arch/mips/pmc-sierra/yosemite/
340cflags-$(CONFIG_PMC_YOSEMITE) += -I$(srctree)/arch/mips/include/asm/mach-yosemite
341load-$(CONFIG_PMC_YOSEMITE) += 0xffffffff80100000
342
343#
344# Basler eXcite
345#
346core-$(CONFIG_BASLER_EXCITE) += arch/mips/basler/excite/
347cflags-$(CONFIG_BASLER_EXCITE) += -I$(srctree)/arch/mips/include/asm/mach-excite
348load-$(CONFIG_BASLER_EXCITE) += 0x80100000
349
350#
351# LASAT platforms
352#
353core-$(CONFIG_LASAT) += arch/mips/lasat/
354cflags-$(CONFIG_LASAT) += -I$(srctree)/arch/mips/include/asm/mach-lasat
355load-$(CONFIG_LASAT) += 0xffffffff80000000
356
357#
358# Common VR41xx
359#
360core-$(CONFIG_MACH_VR41XX) += arch/mips/vr41xx/common/
361cflags-$(CONFIG_MACH_VR41XX) += -I$(srctree)/arch/mips/include/asm/mach-vr41xx
362
363#
364# ZAO Networks Capcella (VR4131)
365#
366load-$(CONFIG_ZAO_CAPCELLA) += 0xffffffff80000000
367
368#
369# Victor MP-C303/304 (VR4122)
370#
371load-$(CONFIG_VICTOR_MPC30X) += 0xffffffff80001000
372
373#
374# IBM WorkPad z50 (VR4121)
375#
376core-$(CONFIG_IBM_WORKPAD) += arch/mips/vr41xx/ibm-workpad/
377load-$(CONFIG_IBM_WORKPAD) += 0xffffffff80004000
378
379#
380# CASIO CASSIPEIA E-55/65 (VR4111)
381#
382core-$(CONFIG_CASIO_E55) += arch/mips/vr41xx/casio-e55/
383load-$(CONFIG_CASIO_E55) += 0xffffffff80004000
384
385#
386# TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
387#
388load-$(CONFIG_TANBAC_TB022X) += 0xffffffff80000000
389
390# NXP STB225
391core-$(CONFIG_SOC_PNX833X) += arch/mips/nxp/pnx833x/common/
392cflags-$(CONFIG_SOC_PNX833X) += -Iarch/mips/include/asm/mach-pnx833x
393libs-$(CONFIG_NXP_STB220) += arch/mips/nxp/pnx833x/stb22x/
394load-$(CONFIG_NXP_STB220) += 0xffffffff80001000
395libs-$(CONFIG_NXP_STB225) += arch/mips/nxp/pnx833x/stb22x/
396load-$(CONFIG_NXP_STB225) += 0xffffffff80001000
397
398#
399# Common NXP PNX8550
400#
401core-$(CONFIG_SOC_PNX8550) += arch/mips/nxp/pnx8550/common/
402cflags-$(CONFIG_SOC_PNX8550) += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
403
404#
405# NXP PNX8550 JBS board
406#
407libs-$(CONFIG_PNX8550_JBS) += arch/mips/nxp/pnx8550/jbs/
408#cflags-$(CONFIG_PNX8550_JBS) += -I$(srctree)/arch/mips/include/asm/mach-pnx8550
409load-$(CONFIG_PNX8550_JBS) += 0xffffffff80060000
410
411# NXP PNX8550 STB810 board
412#
413libs-$(CONFIG_PNX8550_STB810) += arch/mips/nxp/pnx8550/stb810/
414load-$(CONFIG_PNX8550_STB810) += 0xffffffff80060000
415
416#
417# Common NEC EMMAXXX
418#
419core-$(CONFIG_SOC_EMMA2RH) += arch/mips/emma/common/
420cflags-$(CONFIG_SOC_EMMA2RH) += -I$(srctree)/arch/mips/include/asm/mach-emma2rh
421
422#
423# NEC EMMA2RH Mark-eins
424#
425core-$(CONFIG_NEC_MARKEINS) += arch/mips/emma/markeins/
426load-$(CONFIG_NEC_MARKEINS) += 0xffffffff88100000
427
428#
429# SGI IP22 (Indy/Indigo2)
430#
431# Set the load address to >= 0xffffffff88069000 if you want to leave space for
432# symmon, 0xffffffff80002000 for production kernels. Note that the value must
433# be aligned to a multiple of the kernel stack size or the handling of the
434# current variable will break so for 64-bit kernels we have to raise the start
435# address by 8kb.
436#
437core-$(CONFIG_SGI_IP22) += arch/mips/sgi-ip22/
438cflags-$(CONFIG_SGI_IP22) += -I$(srctree)/arch/mips/include/asm/mach-ip22
439ifdef CONFIG_32BIT
440load-$(CONFIG_SGI_IP22) += 0xffffffff88002000
441endif
442ifdef CONFIG_64BIT
443load-$(CONFIG_SGI_IP22) += 0xffffffff88004000
444endif
445
446#
447# SGI-IP27 (Origin200/2000)
448#
449# Set the load address to >= 0xc000000000300000 if you want to leave space for
450# symmon, 0xc00000000001c000 for production kernels. Note that the value must
451# be 16kb aligned or the handling of the current variable will break.
452#
453ifdef CONFIG_SGI_IP27
454core-$(CONFIG_SGI_IP27) += arch/mips/sgi-ip27/
455cflags-$(CONFIG_SGI_IP27) += -I$(srctree)/arch/mips/include/asm/mach-ip27
456ifdef CONFIG_MAPPED_KERNEL
457load-$(CONFIG_SGI_IP27) += 0xc00000004001c000
458OBJCOPYFLAGS := --change-addresses=0x3fffffff80000000
459dataoffset-$(CONFIG_SGI_IP27) += 0x01000000
460else
461load-$(CONFIG_SGI_IP27) += 0xa80000000001c000
462OBJCOPYFLAGS := --change-addresses=0x57ffffff80000000
463endif
464endif
465
466#
467# SGI IP28 (Indigo2 R10k)
468#
469# Set the load address to >= 0xa800000020080000 if you want to leave space for
470# symmon, 0xa800000020004000 for production kernels ? Note that the value must
471# be 16kb aligned or the handling of the current variable will break.
472# Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
473#
474ifdef CONFIG_SGI_IP28
475 ifeq ($(call cc-option-yn,-mr10k-cache-barrier=1), n)
476 $(error gcc doesn't support needed option -mr10k-cache-barrier=1)
477 endif
478endif
479core-$(CONFIG_SGI_IP28) += arch/mips/sgi-ip22/
480cflags-$(CONFIG_SGI_IP28) += -mr10k-cache-barrier=1 -I$(srctree)/arch/mips/include/asm/mach-ip28
481load-$(CONFIG_SGI_IP28) += 0xa800000020004000
482
483#
484# SGI-IP32 (O2)
485#
486# Set the load address to >= 80069000 if you want to leave space for symmon,
487# 0xffffffff80004000 for production kernels. Note that the value must be aligned to
488# a multiple of the kernel stack size or the handling of the current variable
489# will break.
490#
491core-$(CONFIG_SGI_IP32) += arch/mips/sgi-ip32/
492cflags-$(CONFIG_SGI_IP32) += -I$(srctree)/arch/mips/include/asm/mach-ip32
493load-$(CONFIG_SGI_IP32) += 0xffffffff80004000
494
495#
496# Sibyte SB1250/BCM1480 SOC
497#
498# This is a LIB so that it links at the end, and initcalls are later
499# the sequence; but it is built as an object so that modules don't get
500# removed (as happens, even if they have __initcall/module_init)
501#
502core-$(CONFIG_SIBYTE_BCM112X) += arch/mips/sibyte/sb1250/
503core-$(CONFIG_SIBYTE_BCM112X) += arch/mips/sibyte/common/
504cflags-$(CONFIG_SIBYTE_BCM112X) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
505 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
506
507core-$(CONFIG_SIBYTE_SB1250) += arch/mips/sibyte/sb1250/
508core-$(CONFIG_SIBYTE_SB1250) += arch/mips/sibyte/common/
509cflags-$(CONFIG_SIBYTE_SB1250) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
510 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
511
512core-$(CONFIG_SIBYTE_BCM1x55) += arch/mips/sibyte/bcm1480/
513core-$(CONFIG_SIBYTE_BCM1x55) += arch/mips/sibyte/common/
514cflags-$(CONFIG_SIBYTE_BCM1x55) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
515 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
516
517core-$(CONFIG_SIBYTE_BCM1x80) += arch/mips/sibyte/bcm1480/
518core-$(CONFIG_SIBYTE_BCM1x80) += arch/mips/sibyte/common/
519cflags-$(CONFIG_SIBYTE_BCM1x80) += -I$(srctree)/arch/mips/include/asm/mach-sibyte \
520 -DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
521
522#
523# Sibyte BCM91120x (Carmel) board
524# Sibyte BCM91120C (CRhine) board
525# Sibyte BCM91125C (CRhone) board
526# Sibyte BCM91125E (Rhone) board
527# Sibyte SWARM board
528# Sibyte BCM91x80 (BigSur) board
529#
530core-$(CONFIG_SIBYTE_CARMEL) += arch/mips/sibyte/swarm/
531load-$(CONFIG_SIBYTE_CARMEL) := 0xffffffff80100000
532core-$(CONFIG_SIBYTE_CRHINE) += arch/mips/sibyte/swarm/
533load-$(CONFIG_SIBYTE_CRHINE) := 0xffffffff80100000
534core-$(CONFIG_SIBYTE_CRHONE) += arch/mips/sibyte/swarm/
535load-$(CONFIG_SIBYTE_CRHONE) := 0xffffffff80100000
536core-$(CONFIG_SIBYTE_RHONE) += arch/mips/sibyte/swarm/
537load-$(CONFIG_SIBYTE_RHONE) := 0xffffffff80100000
538core-$(CONFIG_SIBYTE_SENTOSA) += arch/mips/sibyte/swarm/
539load-$(CONFIG_SIBYTE_SENTOSA) := 0xffffffff80100000
540core-$(CONFIG_SIBYTE_SWARM) += arch/mips/sibyte/swarm/
541load-$(CONFIG_SIBYTE_SWARM) := 0xffffffff80100000
542core-$(CONFIG_SIBYTE_BIGSUR) += arch/mips/sibyte/swarm/
543load-$(CONFIG_SIBYTE_BIGSUR) := 0xffffffff80100000
544
545#
546# Broadcom BCM47XX boards
547#
548core-$(CONFIG_BCM47XX) += arch/mips/bcm47xx/
549cflags-$(CONFIG_BCM47XX) += -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
550load-$(CONFIG_BCM47XX) := 0xffffffff80001000
551
552#
553# SNI RM
554#
555core-$(CONFIG_SNI_RM) += arch/mips/sni/
556cflags-$(CONFIG_SNI_RM) += -I$(srctree)/arch/mips/include/asm/mach-rm
557ifdef CONFIG_CPU_LITTLE_ENDIAN
558load-$(CONFIG_SNI_RM) += 0xffffffff80600000
559else
560load-$(CONFIG_SNI_RM) += 0xffffffff80030000
561endif
562all-$(CONFIG_SNI_RM) := vmlinux.ecoff
563
564#
565# Common TXx9
566#
567core-$(CONFIG_MACH_TX39XX) += arch/mips/txx9/generic/
568cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
569load-$(CONFIG_MACH_TX39XX) += 0xffffffff80050000
570core-$(CONFIG_MACH_TX49XX) += arch/mips/txx9/generic/
571cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
572load-$(CONFIG_MACH_TX49XX) += 0xffffffff80100000
573
574#
575# Toshiba JMR-TX3927 board
576#
577core-$(CONFIG_TOSHIBA_JMR3927) += arch/mips/txx9/jmr3927/
578
579#
580# Routerboard 532 board
581#
582core-$(CONFIG_MIKROTIK_RB532) += arch/mips/rb532/
583cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
584load-$(CONFIG_MIKROTIK_RB532) += 0xffffffff80101000
585
586#
587# Toshiba RBTX49XX boards
588#
589core-$(CONFIG_TOSHIBA_RBTX4927) += arch/mips/txx9/rbtx4927/
590core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
591core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
592
593#
594# Cavium Octeon
595#
596core-$(CONFIG_CPU_CAVIUM_OCTEON) += arch/mips/cavium-octeon/
597cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon
598core-$(CONFIG_CPU_CAVIUM_OCTEON) += arch/mips/cavium-octeon/executive/
599ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL
600load-$(CONFIG_CPU_CAVIUM_OCTEON) += 0xffffffff84100000
601else
602load-$(CONFIG_CPU_CAVIUM_OCTEON) += 0xffffffff81100000
603endif
604
605cflags-y += -I$(srctree)/arch/mips/include/asm/mach-generic
606drivers-$(CONFIG_PCI) += arch/mips/pci/
607
608ifdef CONFIG_32BIT
609ifdef CONFIG_CPU_LITTLE_ENDIAN
610JIFFIES = jiffies_64
611else
612JIFFIES = jiffies_64 + 4
613endif
614else
615JIFFIES = jiffies_64
616endif
617
618#
619# Automatically detect the build format. By default we choose
620# the elf format according to the load address.
621# We can always force a build with a 64-bits symbol format by
622# passing 'KBUILD_SYM32=no' option to the make's command line.
623#
624ifdef CONFIG_64BIT
625 ifndef KBUILD_SYM32
626 ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
627 KBUILD_SYM32 = y
628 endif
629 endif
630
631 ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
632 cflags-y += -msym32 -DKBUILD_64BIT_SYM32
633 else
634 ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
635 $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
636 endif
637 endif
638endif
639
640KBUILD_AFLAGS += $(cflags-y)
641KBUILD_CFLAGS += $(cflags-y) \
642 -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
643
644LDFLAGS += -m $(ld-emul)
645
646ifdef CONFIG_MIPS
647CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
648 egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
649 sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
650ifdef CONFIG_64BIT
651CHECKFLAGS += -m64
652endif
653endif
654
655OBJCOPYFLAGS += --remove-section=.reginfo
656
657#
658# Choosing incompatible machines durings configuration will result in
659# error messages during linking. Select a default linkscript if
660# none has been choosen above.
661#
662
663CPPFLAGS_vmlinux.lds := \
664 $(KBUILD_CFLAGS) \
665 -D"LOADADDR=$(load-y)" \
666 -D"JIFFIES=$(JIFFIES)" \
667 -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
668
669head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
670
671libs-y += arch/mips/lib/
672
673core-y += arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
674
675drivers-$(CONFIG_OPROFILE) += arch/mips/oprofile/
676
677ifdef CONFIG_LASAT
678rom.bin rom.sw: vmlinux
679 $(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
680endif
681
682#
683# Some machines like the Indy need 32-bit ELF binaries for booting purposes.
684# Other need ECOFF, so we build a 32-bit ELF binary for them which we then
685# convert to ECOFF using elf2ecoff.
686#
687vmlinux.32: vmlinux
688 $(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
689
690#
691# The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
692# ELF files from 32-bit files by conversion.
693#
694vmlinux.64: vmlinux
695 $(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
696
697makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
698
699all: $(all-y)
700
701vmlinux.bin: $(vmlinux-32)
702 +@$(call makeboot,$@)
703
704vmlinux.ecoff: $(vmlinux-32)
705 +@$(call makeboot,$@)
706
707vmlinux.srec: $(vmlinux-32)
708 +@$(call makeboot,$@)
709
710CLEAN_FILES += vmlinux.ecoff \
711 vmlinux.srec
712
713archprepare:
714ifdef CONFIG_MIPS32_N32
715 @echo ' Checking missing-syscalls for N32'
716 $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
717endif
718ifdef CONFIG_MIPS32_O32
719 @echo ' Checking missing-syscalls for O32'
720 $(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
721endif
722
723archclean:
724 @$(MAKE) $(clean)=arch/mips/boot
725 @$(MAKE) $(clean)=arch/mips/lasat
726
727define archhelp
728 echo ' vmlinux.ecoff - ECOFF boot image'
729 echo ' vmlinux.bin - Raw binary boot image'
730 echo ' vmlinux.srec - SREC boot image'
731 echo
732 echo ' These will be default as apropriate for a configured platform.'
733endef
734
735CLEAN_FILES += vmlinux.32 \
736 vmlinux.64 \
737 vmlinux.ecoff