xref: /openbmc/linux/arch/mips/Makefile (revision 82ced6fd)
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
17#
18# Select the object file format to substitute into the linker script.
19#
20ifdef CONFIG_CPU_LITTLE_ENDIAN
2132bit-tool-archpref	= mipsel
2264bit-tool-archpref	= mips64el
2332bit-bfd		= elf32-tradlittlemips
2464bit-bfd		= elf64-tradlittlemips
2532bit-emul		= elf32ltsmip
2664bit-emul		= elf64ltsmip
27else
2832bit-tool-archpref	= mips
2964bit-tool-archpref	= mips64
3032bit-bfd		= elf32-tradbigmips
3164bit-bfd		= elf64-tradbigmips
3232bit-emul		= elf32btsmip
3364bit-emul		= elf64btsmip
34endif
35
36ifdef CONFIG_32BIT
37tool-archpref		= $(32bit-tool-archpref)
38UTS_MACHINE		:= mips
39endif
40ifdef CONFIG_64BIT
41tool-archpref		= $(64bit-tool-archpref)
42UTS_MACHINE		:= mips64
43endif
44
45ifneq ($(SUBARCH),$(ARCH))
46  ifeq ($(CROSS_COMPILE),)
47    CROSS_COMPILE := $(call cc-cross-prefix, $(tool-archpref)-linux-  $(tool-archpref)-linux-gnu-  $(tool-archpref)-unknown-linux-gnu-)
48  endif
49endif
50
51cflags-y := -ffunction-sections
52cflags-y += $(call cc-option, -mno-check-zero-division)
53
54ifdef CONFIG_32BIT
55ld-emul			= $(32bit-emul)
56vmlinux-32		= vmlinux
57vmlinux-64		= vmlinux.64
58
59cflags-y		+= -mabi=32
60endif
61
62ifdef CONFIG_64BIT
63ld-emul			= $(64bit-emul)
64vmlinux-32		= vmlinux.32
65vmlinux-64		= vmlinux
66
67cflags-y		+= -mabi=64
68endif
69
70all-$(CONFIG_BOOT_ELF32)	:= $(vmlinux-32)
71all-$(CONFIG_BOOT_ELF64)	:= $(vmlinux-64)
72
73#
74# GCC uses -G 0 -mabicalls -fpic as default.  We don't want PIC in the kernel
75# code since it only slows down the whole thing.  At some point we might make
76# use of global pointer optimizations but their use of $28 conflicts with
77# the current pointer optimization.
78#
79# The DECStation requires an ECOFF kernel for remote booting, other MIPS
80# machines may also.  Since BFD is incredibly buggy with respect to
81# crossformat linking we rely on the elf2ecoff tool for format conversion.
82#
83cflags-y			+= -G 0 -mno-abicalls -fno-pic -pipe
84cflags-y			+= -msoft-float
85LDFLAGS_vmlinux			+= -G 0 -static -n -nostdlib
86MODFLAGS			+= -mlong-calls
87
88cflags-y += -ffreestanding
89
90#
91# We explicitly add the endianness specifier if needed, this allows
92# to compile kernels with a toolchain for the other endianness. We
93# carefully avoid to add it redundantly because gcc 3.3/3.4 complains
94# when fed the toolchain default!
95#
96# Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
97# 2006-10-10 don't properly change the predefined symbols if -EB / -EL
98# are used, so we kludge that here.  A bug has been filed at
99# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
100#
101undef-all += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
102undef-all += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
103predef-be += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
104predef-le += -DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
105cflags-$(CONFIG_CPU_BIG_ENDIAN)		+= $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(undef-all) $(predef-be))
106cflags-$(CONFIG_CPU_LITTLE_ENDIAN)	+= $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(undef-all) $(predef-le))
107
108cflags-$(CONFIG_CPU_HAS_SMARTMIPS)	+= $(call cc-option,-msmartmips)
109
110cflags-$(CONFIG_SB1XXX_CORELIS)	+= $(call cc-option,-mno-sched-prolog) \
111				   -fno-omit-frame-pointer
112
113#
114# CPU-dependent compiler/assembler options for optimization.
115#
116cflags-$(CONFIG_CPU_R3000)	+= -march=r3000
117cflags-$(CONFIG_CPU_TX39XX)	+= -march=r3900
118cflags-$(CONFIG_CPU_R6000)	+= -march=r6000 -Wa,--trap
119cflags-$(CONFIG_CPU_R4300)	+= -march=r4300 -Wa,--trap
120cflags-$(CONFIG_CPU_VR41XX)	+= -march=r4100 -Wa,--trap
121cflags-$(CONFIG_CPU_R4X00)	+= -march=r4600 -Wa,--trap
122cflags-$(CONFIG_CPU_TX49XX)	+= -march=r4600 -Wa,--trap
123cflags-$(CONFIG_CPU_LOONGSON2)	+= -march=r4600 -Wa,--trap
124cflags-$(CONFIG_CPU_MIPS32_R1)	+= $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
125			-Wa,-mips32 -Wa,--trap
126cflags-$(CONFIG_CPU_MIPS32_R2)	+= $(call cc-option,-march=mips32r2,-mips32r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \
127			-Wa,-mips32r2 -Wa,--trap
128cflags-$(CONFIG_CPU_MIPS64_R1)	+= $(call cc-option,-march=mips64,-mips64 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
129			-Wa,-mips64 -Wa,--trap
130cflags-$(CONFIG_CPU_MIPS64_R2)	+= $(call cc-option,-march=mips64r2,-mips64r2 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS64) \
131			-Wa,-mips64r2 -Wa,--trap
132cflags-$(CONFIG_CPU_R5000)	+= -march=r5000 -Wa,--trap
133cflags-$(CONFIG_CPU_R5432)	+= $(call cc-option,-march=r5400,-march=r5000) \
134			-Wa,--trap
135cflags-$(CONFIG_CPU_R5500)	+= $(call cc-option,-march=r5500,-march=r5000) \
136			-Wa,--trap
137cflags-$(CONFIG_CPU_NEVADA)	+= $(call cc-option,-march=rm5200,-march=r5000) \
138			-Wa,--trap
139cflags-$(CONFIG_CPU_RM7000)	+= $(call cc-option,-march=rm7000,-march=r5000) \
140			-Wa,--trap
141cflags-$(CONFIG_CPU_RM9000)	+= $(call cc-option,-march=rm9000,-march=r5000) \
142			-Wa,--trap
143cflags-$(CONFIG_CPU_SB1)	+= $(call cc-option,-march=sb1,-march=r5000) \
144			-Wa,--trap
145cflags-$(CONFIG_CPU_R8000)	+= -march=r8000 -Wa,--trap
146cflags-$(CONFIG_CPU_R10000)	+= $(call cc-option,-march=r10000,-march=r8000) \
147			-Wa,--trap
148cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call cc-option,-march=octeon) -Wa,--trap
149ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON))))
150cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon
151endif
152
153cflags-$(CONFIG_CPU_R4000_WORKAROUNDS)	+= $(call cc-option,-mfix-r4000,)
154cflags-$(CONFIG_CPU_R4400_WORKAROUNDS)	+= $(call cc-option,-mfix-r4400,)
155cflags-$(CONFIG_CPU_DADDI_WORKAROUNDS)	+= $(call cc-option,-mno-daddi,)
156
157ifdef CONFIG_CPU_SB1
158ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
159MODFLAGS	+= -msb1-pass1-workarounds
160endif
161endif
162
163#
164# Firmware support
165#
166libs-$(CONFIG_ARC)		+= arch/mips/fw/arc/
167libs-$(CONFIG_CFE)		+= arch/mips/fw/cfe/
168libs-$(CONFIG_SNIPROM)		+= arch/mips/fw/sni/
169libs-y				+= arch/mips/fw/lib/
170libs-$(CONFIG_SIBYTE_CFE)	+= arch/mips/sibyte/cfe/
171
172#
173# Board-dependent options and extra files
174#
175
176#
177# Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
178#
179core-$(CONFIG_MACH_JAZZ)	+= arch/mips/jazz/
180cflags-$(CONFIG_MACH_JAZZ)	+= -I$(srctree)/arch/mips/include/asm/mach-jazz
181load-$(CONFIG_MACH_JAZZ)	+= 0xffffffff80080000
182
183#
184# Common Alchemy Au1x00 stuff
185#
186core-$(CONFIG_SOC_AU1X00)	+= arch/mips/alchemy/common/
187cflags-$(CONFIG_SOC_AU1X00)	+= -I$(srctree)/arch/mips/include/asm/mach-au1x00
188
189#
190# AMD Alchemy Pb1000 eval board
191#
192core-$(CONFIG_MIPS_PB1000)	+= arch/mips/alchemy/devboards/
193cflags-$(CONFIG_MIPS_PB1000)	+= -I$(srctree)/arch/mips/include/asm/mach-pb1x00
194load-$(CONFIG_MIPS_PB1000)	+= 0xffffffff80100000
195
196#
197# AMD Alchemy Pb1100 eval board
198#
199core-$(CONFIG_MIPS_PB1100)	+= arch/mips/alchemy/devboards/
200cflags-$(CONFIG_MIPS_PB1100)	+= -I$(srctree)/arch/mips/include/asm/mach-pb1x00
201load-$(CONFIG_MIPS_PB1100)	+= 0xffffffff80100000
202
203#
204# AMD Alchemy Pb1500 eval board
205#
206core-$(CONFIG_MIPS_PB1500)	+= arch/mips/alchemy/devboards/
207cflags-$(CONFIG_MIPS_PB1500)	+= -I$(srctree)/arch/mips/include/asm/mach-pb1x00
208load-$(CONFIG_MIPS_PB1500)	+= 0xffffffff80100000
209
210#
211# AMD Alchemy Pb1550 eval board
212#
213core-$(CONFIG_MIPS_PB1550)	+= arch/mips/alchemy/devboards/
214cflags-$(CONFIG_MIPS_PB1550)	+= -I$(srctree)/arch/mips/include/asm/mach-pb1x00
215load-$(CONFIG_MIPS_PB1550)	+= 0xffffffff80100000
216
217#
218# AMD Alchemy Pb1200 eval board
219#
220core-$(CONFIG_MIPS_PB1200)	+= arch/mips/alchemy/devboards/
221cflags-$(CONFIG_MIPS_PB1200)	+= -I$(srctree)/arch/mips/include/asm/mach-pb1x00
222load-$(CONFIG_MIPS_PB1200)	+= 0xffffffff80100000
223
224#
225# AMD Alchemy Db1000 eval board
226#
227core-$(CONFIG_MIPS_DB1000)	+= arch/mips/alchemy/devboards/
228cflags-$(CONFIG_MIPS_DB1000)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
229load-$(CONFIG_MIPS_DB1000)	+= 0xffffffff80100000
230
231#
232# AMD Alchemy Db1100 eval board
233#
234core-$(CONFIG_MIPS_DB1100)	+= arch/mips/alchemy/devboards/
235cflags-$(CONFIG_MIPS_DB1100)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
236load-$(CONFIG_MIPS_DB1100)	+= 0xffffffff80100000
237
238#
239# AMD Alchemy Db1500 eval board
240#
241core-$(CONFIG_MIPS_DB1500)	+= arch/mips/alchemy/devboards/
242cflags-$(CONFIG_MIPS_DB1500)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
243load-$(CONFIG_MIPS_DB1500)	+= 0xffffffff80100000
244
245#
246# AMD Alchemy Db1550 eval board
247#
248core-$(CONFIG_MIPS_DB1550)	+= arch/mips/alchemy/devboards/
249cflags-$(CONFIG_MIPS_DB1550)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
250load-$(CONFIG_MIPS_DB1550)	+= 0xffffffff80100000
251
252#
253# AMD Alchemy Db1200 eval board
254#
255core-$(CONFIG_MIPS_DB1200)	+= arch/mips/alchemy/devboards/
256cflags-$(CONFIG_MIPS_DB1200)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
257load-$(CONFIG_MIPS_DB1200)	+= 0xffffffff80100000
258
259#
260# AMD Alchemy Bosporus eval board
261#
262core-$(CONFIG_MIPS_BOSPORUS)	+= arch/mips/alchemy/devboards/
263cflags-$(CONFIG_MIPS_BOSPORUS)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
264load-$(CONFIG_MIPS_BOSPORUS)	+= 0xffffffff80100000
265
266#
267# AMD Alchemy Mirage eval board
268#
269core-$(CONFIG_MIPS_MIRAGE)	+= arch/mips/alchemy/devboards/
270cflags-$(CONFIG_MIPS_MIRAGE)	+= -I$(srctree)/arch/mips/include/asm/mach-db1x00
271load-$(CONFIG_MIPS_MIRAGE)	+= 0xffffffff80100000
272
273#
274# 4G-Systems eval board
275#
276libs-$(CONFIG_MIPS_MTX1)	+= arch/mips/alchemy/mtx-1/
277load-$(CONFIG_MIPS_MTX1)	+= 0xffffffff80100000
278
279#
280# MyCable eval board
281#
282libs-$(CONFIG_MIPS_XXS1500)	+= arch/mips/alchemy/xxs1500/
283load-$(CONFIG_MIPS_XXS1500)	+= 0xffffffff80100000
284
285#
286# Cobalt Server
287#
288core-$(CONFIG_MIPS_COBALT)	+= arch/mips/cobalt/
289cflags-$(CONFIG_MIPS_COBALT)	+= -I$(srctree)/arch/mips/include/asm/mach-cobalt
290load-$(CONFIG_MIPS_COBALT)	+= 0xffffffff80080000
291
292#
293# DECstation family
294#
295core-$(CONFIG_MACH_DECSTATION)	+= arch/mips/dec/
296cflags-$(CONFIG_MACH_DECSTATION)+= -I$(srctree)/arch/mips/include/asm/mach-dec
297libs-$(CONFIG_MACH_DECSTATION)	+= arch/mips/dec/prom/
298load-$(CONFIG_MACH_DECSTATION)	+= 0xffffffff80040000
299
300#
301# Wind River PPMC Board (4KC + GT64120)
302#
303core-$(CONFIG_WR_PPMC)		+= arch/mips/gt64120/wrppmc/
304cflags-$(CONFIG_WR_PPMC)		+= -I$(srctree)/arch/mips/include/asm/mach-wrppmc
305load-$(CONFIG_WR_PPMC)		+= 0xffffffff80100000
306
307#
308# lemote fulong mini-PC board
309#
310core-$(CONFIG_LEMOTE_FULONG) +=arch/mips/lemote/lm2e/
311load-$(CONFIG_LEMOTE_FULONG) +=0xffffffff80100000
312cflags-$(CONFIG_LEMOTE_FULONG) += -I$(srctree)/arch/mips/include/asm/mach-lemote
313
314#
315# MIPS Malta board
316#
317core-$(CONFIG_MIPS_MALTA)	+= arch/mips/mti-malta/
318cflags-$(CONFIG_MIPS_MALTA)	+= -I$(srctree)/arch/mips/include/asm/mach-malta
319load-$(CONFIG_MIPS_MALTA)	+= 0xffffffff80100000
320all-$(CONFIG_MIPS_MALTA)	:= vmlinux.bin
321
322#
323# MIPS SIM
324#
325core-$(CONFIG_MIPS_SIM)		+= arch/mips/mipssim/
326cflags-$(CONFIG_MIPS_SIM)	+= -I$(srctree)/arch/mips/include/asm/mach-mipssim
327load-$(CONFIG_MIPS_SIM)		+= 0x80100000
328
329#
330# PMC-Sierra MSP SOCs
331#
332core-$(CONFIG_PMC_MSP)		+= arch/mips/pmc-sierra/msp71xx/
333cflags-$(CONFIG_PMC_MSP)	+= -I$(srctree)/arch/mips/include/asm/pmc-sierra/msp71xx \
334					-mno-branch-likely
335load-$(CONFIG_PMC_MSP)		+= 0xffffffff80100000
336
337#
338# PMC-Sierra Yosemite
339#
340core-$(CONFIG_PMC_YOSEMITE)	+= arch/mips/pmc-sierra/yosemite/
341cflags-$(CONFIG_PMC_YOSEMITE)	+= -I$(srctree)/arch/mips/include/asm/mach-yosemite
342load-$(CONFIG_PMC_YOSEMITE)	+= 0xffffffff80100000
343
344#
345# Basler eXcite
346#
347core-$(CONFIG_BASLER_EXCITE)	+= arch/mips/basler/excite/
348cflags-$(CONFIG_BASLER_EXCITE)	+= -I$(srctree)/arch/mips/include/asm/mach-excite
349load-$(CONFIG_BASLER_EXCITE)	+= 0x80100000
350
351#
352# LASAT platforms
353#
354core-$(CONFIG_LASAT)		+= arch/mips/lasat/
355cflags-$(CONFIG_LASAT)		+= -I$(srctree)/arch/mips/include/asm/mach-lasat
356load-$(CONFIG_LASAT)		+= 0xffffffff80000000
357
358#
359# Common VR41xx
360#
361core-$(CONFIG_MACH_VR41XX)	+= arch/mips/vr41xx/common/
362cflags-$(CONFIG_MACH_VR41XX)	+= -I$(srctree)/arch/mips/include/asm/mach-vr41xx
363
364#
365# ZAO Networks Capcella (VR4131)
366#
367load-$(CONFIG_ZAO_CAPCELLA)	+= 0xffffffff80000000
368
369#
370# Victor MP-C303/304 (VR4122)
371#
372load-$(CONFIG_VICTOR_MPC30X)	+= 0xffffffff80001000
373
374#
375# IBM WorkPad z50 (VR4121)
376#
377core-$(CONFIG_IBM_WORKPAD)	+= arch/mips/vr41xx/ibm-workpad/
378load-$(CONFIG_IBM_WORKPAD)	+= 0xffffffff80004000
379
380#
381# CASIO CASSIPEIA E-55/65 (VR4111)
382#
383core-$(CONFIG_CASIO_E55)	+= arch/mips/vr41xx/casio-e55/
384load-$(CONFIG_CASIO_E55)	+= 0xffffffff80004000
385
386#
387# TANBAC VR4131 multichip module(TB0225) and TANBAC VR4131DIMM(TB0229) (VR4131)
388#
389load-$(CONFIG_TANBAC_TB022X)	+= 0xffffffff80000000
390
391# NXP STB225
392core-$(CONFIG_SOC_PNX833X)		+= arch/mips/nxp/pnx833x/common/
393cflags-$(CONFIG_SOC_PNX833X)	+= -Iarch/mips/include/asm/mach-pnx833x
394libs-$(CONFIG_NXP_STB220)		+= arch/mips/nxp/pnx833x/stb22x/
395load-$(CONFIG_NXP_STB220)		+= 0xffffffff80001000
396libs-$(CONFIG_NXP_STB225)		+= arch/mips/nxp/pnx833x/stb22x/
397load-$(CONFIG_NXP_STB225)		+= 0xffffffff80001000
398
399#
400# Common NXP PNX8550
401#
402core-$(CONFIG_SOC_PNX8550)	+= arch/mips/nxp/pnx8550/common/
403cflags-$(CONFIG_SOC_PNX8550)	+= -I$(srctree)/arch/mips/include/asm/mach-pnx8550
404
405#
406# NXP PNX8550 JBS board
407#
408libs-$(CONFIG_PNX8550_JBS)	+= arch/mips/nxp/pnx8550/jbs/
409#cflags-$(CONFIG_PNX8550_JBS)	+= -I$(srctree)/arch/mips/include/asm/mach-pnx8550
410load-$(CONFIG_PNX8550_JBS)	+= 0xffffffff80060000
411
412# NXP PNX8550 STB810 board
413#
414libs-$(CONFIG_PNX8550_STB810)	+= arch/mips/nxp/pnx8550/stb810/
415load-$(CONFIG_PNX8550_STB810)	+= 0xffffffff80060000
416
417#
418# Common NEC EMMAXXX
419#
420core-$(CONFIG_SOC_EMMA2RH)	+= arch/mips/emma/common/
421cflags-$(CONFIG_SOC_EMMA2RH)	+= -I$(srctree)/arch/mips/include/asm/mach-emma2rh
422
423#
424# NEC EMMA2RH Mark-eins
425#
426core-$(CONFIG_NEC_MARKEINS)	+= arch/mips/emma/markeins/
427load-$(CONFIG_NEC_MARKEINS)	+= 0xffffffff88100000
428
429#
430# SGI IP22 (Indy/Indigo2)
431#
432# Set the load address to >= 0xffffffff88069000 if you want to leave space for
433# symmon, 0xffffffff80002000 for production kernels.  Note that the value must
434# be aligned to a multiple of the kernel stack size or the handling of the
435# current variable will break so for 64-bit kernels we have to raise the start
436# address by 8kb.
437#
438core-$(CONFIG_SGI_IP22)		+= arch/mips/sgi-ip22/
439cflags-$(CONFIG_SGI_IP22)	+= -I$(srctree)/arch/mips/include/asm/mach-ip22
440ifdef CONFIG_32BIT
441load-$(CONFIG_SGI_IP22)		+= 0xffffffff88002000
442endif
443ifdef CONFIG_64BIT
444load-$(CONFIG_SGI_IP22)		+= 0xffffffff88004000
445endif
446
447#
448# SGI-IP27 (Origin200/2000)
449#
450# Set the load address to >= 0xc000000000300000 if you want to leave space for
451# symmon, 0xc00000000001c000 for production kernels.  Note that the value must
452# be 16kb aligned or the handling of the current variable will break.
453#
454ifdef CONFIG_SGI_IP27
455core-$(CONFIG_SGI_IP27)		+= arch/mips/sgi-ip27/
456cflags-$(CONFIG_SGI_IP27)	+= -I$(srctree)/arch/mips/include/asm/mach-ip27
457ifdef CONFIG_MAPPED_KERNEL
458load-$(CONFIG_SGI_IP27)		+= 0xc00000004001c000
459OBJCOPYFLAGS			:= --change-addresses=0x3fffffff80000000
460dataoffset-$(CONFIG_SGI_IP27)	+= 0x01000000
461else
462load-$(CONFIG_SGI_IP27)		+= 0xa80000000001c000
463OBJCOPYFLAGS			:= --change-addresses=0x57ffffff80000000
464endif
465endif
466
467#
468# SGI IP28 (Indigo2 R10k)
469#
470# Set the load address to >= 0xa800000020080000 if you want to leave space for
471# symmon, 0xa800000020004000 for production kernels ?  Note that the value must
472# be 16kb aligned or the handling of the current variable will break.
473# Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
474#
475ifdef CONFIG_SGI_IP28
476  ifeq ($(call cc-option-yn,-mr10k-cache-barrier=store), n)
477      $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
478  endif
479endif
480core-$(CONFIG_SGI_IP28)		+= arch/mips/sgi-ip22/
481cflags-$(CONFIG_SGI_IP28)	+= -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
482load-$(CONFIG_SGI_IP28)		+= 0xa800000020004000
483
484#
485# SGI-IP32 (O2)
486#
487# Set the load address to >= 80069000 if you want to leave space for symmon,
488# 0xffffffff80004000 for production kernels.  Note that the value must be aligned to
489# a multiple of the kernel stack size or the handling of the current variable
490# will break.
491#
492core-$(CONFIG_SGI_IP32)		+= arch/mips/sgi-ip32/
493cflags-$(CONFIG_SGI_IP32)	+= -I$(srctree)/arch/mips/include/asm/mach-ip32
494load-$(CONFIG_SGI_IP32)		+= 0xffffffff80004000
495
496#
497# Sibyte SB1250/BCM1480 SOC
498#
499# This is a LIB so that it links at the end, and initcalls are later
500# the sequence; but it is built as an object so that modules don't get
501# removed (as happens, even if they have __initcall/module_init)
502#
503core-$(CONFIG_SIBYTE_BCM112X)	+= arch/mips/sibyte/sb1250/
504core-$(CONFIG_SIBYTE_BCM112X)	+= arch/mips/sibyte/common/
505cflags-$(CONFIG_SIBYTE_BCM112X)	+= -I$(srctree)/arch/mips/include/asm/mach-sibyte \
506			-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
507
508core-$(CONFIG_SIBYTE_SB1250)	+= arch/mips/sibyte/sb1250/
509core-$(CONFIG_SIBYTE_SB1250)	+= arch/mips/sibyte/common/
510cflags-$(CONFIG_SIBYTE_SB1250)	+= -I$(srctree)/arch/mips/include/asm/mach-sibyte \
511			-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1250_112x_ALL
512
513core-$(CONFIG_SIBYTE_BCM1x55)	+= arch/mips/sibyte/bcm1480/
514core-$(CONFIG_SIBYTE_BCM1x55)	+= arch/mips/sibyte/common/
515cflags-$(CONFIG_SIBYTE_BCM1x55)	+= -I$(srctree)/arch/mips/include/asm/mach-sibyte \
516			-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
517
518core-$(CONFIG_SIBYTE_BCM1x80)	+= arch/mips/sibyte/bcm1480/
519core-$(CONFIG_SIBYTE_BCM1x80)	+= arch/mips/sibyte/common/
520cflags-$(CONFIG_SIBYTE_BCM1x80)	+= -I$(srctree)/arch/mips/include/asm/mach-sibyte \
521			-DSIBYTE_HDR_FEATURES=SIBYTE_HDR_FMASK_1480_ALL
522
523#
524# Sibyte BCM91120x (Carmel) board
525# Sibyte BCM91120C (CRhine) board
526# Sibyte BCM91125C (CRhone) board
527# Sibyte BCM91125E (Rhone) board
528# Sibyte SWARM board
529# Sibyte BCM91x80 (BigSur) board
530#
531core-$(CONFIG_SIBYTE_CARMEL)	+= arch/mips/sibyte/swarm/
532load-$(CONFIG_SIBYTE_CARMEL)	:= 0xffffffff80100000
533core-$(CONFIG_SIBYTE_CRHINE)	+= arch/mips/sibyte/swarm/
534load-$(CONFIG_SIBYTE_CRHINE)	:= 0xffffffff80100000
535core-$(CONFIG_SIBYTE_CRHONE)	+= arch/mips/sibyte/swarm/
536load-$(CONFIG_SIBYTE_CRHONE)	:= 0xffffffff80100000
537core-$(CONFIG_SIBYTE_RHONE)	+= arch/mips/sibyte/swarm/
538load-$(CONFIG_SIBYTE_RHONE)	:= 0xffffffff80100000
539core-$(CONFIG_SIBYTE_SENTOSA)	+= arch/mips/sibyte/swarm/
540load-$(CONFIG_SIBYTE_SENTOSA)	:= 0xffffffff80100000
541core-$(CONFIG_SIBYTE_SWARM)	+= arch/mips/sibyte/swarm/
542load-$(CONFIG_SIBYTE_SWARM)	:= 0xffffffff80100000
543core-$(CONFIG_SIBYTE_BIGSUR)	+= arch/mips/sibyte/swarm/
544load-$(CONFIG_SIBYTE_BIGSUR)	:= 0xffffffff80100000
545
546#
547# Broadcom BCM47XX boards
548#
549core-$(CONFIG_BCM47XX)		+= arch/mips/bcm47xx/
550cflags-$(CONFIG_BCM47XX)	+= -I$(srctree)/arch/mips/include/asm/mach-bcm47xx
551load-$(CONFIG_BCM47XX)		:= 0xffffffff80001000
552
553#
554# SNI RM
555#
556core-$(CONFIG_SNI_RM)		+= arch/mips/sni/
557cflags-$(CONFIG_SNI_RM)		+= -I$(srctree)/arch/mips/include/asm/mach-rm
558ifdef CONFIG_CPU_LITTLE_ENDIAN
559load-$(CONFIG_SNI_RM)		+= 0xffffffff80600000
560else
561load-$(CONFIG_SNI_RM)		+= 0xffffffff80030000
562endif
563all-$(CONFIG_SNI_RM)		:= vmlinux.ecoff
564
565#
566# Common TXx9
567#
568core-$(CONFIG_MACH_TX39XX)	+= arch/mips/txx9/generic/
569cflags-$(CONFIG_MACH_TX39XX) += -I$(srctree)/arch/mips/include/asm/mach-tx39xx
570load-$(CONFIG_MACH_TX39XX)	+= 0xffffffff80050000
571core-$(CONFIG_MACH_TX49XX)	+= arch/mips/txx9/generic/
572cflags-$(CONFIG_MACH_TX49XX) += -I$(srctree)/arch/mips/include/asm/mach-tx49xx
573load-$(CONFIG_MACH_TX49XX)	+= 0xffffffff80100000
574
575#
576# Toshiba JMR-TX3927 board
577#
578core-$(CONFIG_TOSHIBA_JMR3927)	+= arch/mips/txx9/jmr3927/
579
580#
581# Routerboard 532 board
582#
583core-$(CONFIG_MIKROTIK_RB532)	+= arch/mips/rb532/
584cflags-$(CONFIG_MIKROTIK_RB532) += -I$(srctree)/arch/mips/include/asm/mach-rc32434
585load-$(CONFIG_MIKROTIK_RB532)	+= 0xffffffff80101000
586
587#
588# Toshiba RBTX49XX boards
589#
590core-$(CONFIG_TOSHIBA_RBTX4927)	+= arch/mips/txx9/rbtx4927/
591core-$(CONFIG_TOSHIBA_RBTX4938) += arch/mips/txx9/rbtx4938/
592core-$(CONFIG_TOSHIBA_RBTX4939) += arch/mips/txx9/rbtx4939/
593
594#
595# Cavium Octeon
596#
597core-$(CONFIG_CPU_CAVIUM_OCTEON)	+= arch/mips/cavium-octeon/
598cflags-$(CONFIG_CPU_CAVIUM_OCTEON)	+= -I$(srctree)/arch/mips/include/asm/mach-cavium-octeon
599core-$(CONFIG_CPU_CAVIUM_OCTEON)	+= arch/mips/cavium-octeon/executive/
600ifdef CONFIG_CAVIUM_OCTEON_2ND_KERNEL
601load-$(CONFIG_CPU_CAVIUM_OCTEON)	+= 0xffffffff84100000
602else
603load-$(CONFIG_CPU_CAVIUM_OCTEON) 	+= 0xffffffff81100000
604endif
605
606cflags-y			+= -I$(srctree)/arch/mips/include/asm/mach-generic
607drivers-$(CONFIG_PCI)		+= arch/mips/pci/
608
609ifdef CONFIG_32BIT
610ifdef CONFIG_CPU_LITTLE_ENDIAN
611JIFFIES			= jiffies_64
612else
613JIFFIES			= jiffies_64 + 4
614endif
615else
616JIFFIES			= jiffies_64
617endif
618
619#
620# Automatically detect the build format. By default we choose
621# the elf format according to the load address.
622# We can always force a build with a 64-bits symbol format by
623# passing 'KBUILD_SYM32=no' option to the make's command line.
624#
625ifdef CONFIG_64BIT
626  ifndef KBUILD_SYM32
627    ifeq ($(shell expr $(load-y) \< 0xffffffff80000000), 0)
628      KBUILD_SYM32 = y
629    endif
630  endif
631
632  ifeq ($(KBUILD_SYM32)$(call cc-option-yn,-msym32), yy)
633    cflags-y += -msym32 -DKBUILD_64BIT_SYM32
634  else
635    ifeq ($(CONFIG_CPU_DADDI_WORKAROUNDS), y)
636      $(error CONFIG_CPU_DADDI_WORKAROUNDS unsupported without -msym32)
637    endif
638  endif
639endif
640
641KBUILD_AFLAGS	+= $(cflags-y)
642KBUILD_CFLAGS	+= $(cflags-y) \
643			-D"VMLINUX_LOAD_ADDRESS=$(load-y)"
644
645LDFLAGS			+= -m $(ld-emul)
646
647ifdef CONFIG_MIPS
648CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -xc /dev/null | \
649	egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
650	sed -e 's/^\#define /-D/' -e "s/ /='/" -e "s/$$/'/")
651ifdef CONFIG_64BIT
652CHECKFLAGS		+= -m64
653endif
654endif
655
656OBJCOPYFLAGS		+= --remove-section=.reginfo
657
658#
659# Choosing incompatible machines durings configuration will result in
660# error messages during linking.  Select a default linkscript if
661# none has been choosen above.
662#
663
664CPPFLAGS_vmlinux.lds := \
665	$(KBUILD_CFLAGS) \
666	-D"LOADADDR=$(load-y)" \
667	-D"JIFFIES=$(JIFFIES)" \
668	-D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
669
670head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
671
672libs-y			+= arch/mips/lib/
673
674core-y			+= arch/mips/kernel/ arch/mips/mm/ arch/mips/math-emu/
675
676drivers-$(CONFIG_OPROFILE)	+= arch/mips/oprofile/
677
678ifdef CONFIG_LASAT
679rom.bin rom.sw: vmlinux
680	$(Q)$(MAKE) $(build)=arch/mips/lasat/image $@
681endif
682
683#
684# Some machines like the Indy need 32-bit ELF binaries for booting purposes.
685# Other need ECOFF, so we build a 32-bit ELF binary for them which we then
686# convert to ECOFF using elf2ecoff.
687#
688vmlinux.32: vmlinux
689	$(OBJCOPY) -O $(32bit-bfd) $(OBJCOPYFLAGS) $< $@
690
691#
692# The 64-bit ELF tools are pretty broken so at this time we generate 64-bit
693# ELF files from 32-bit files by conversion.
694#
695vmlinux.64: vmlinux
696	$(OBJCOPY) -O $(64bit-bfd) $(OBJCOPYFLAGS) $< $@
697
698makeboot =$(Q)$(MAKE) $(build)=arch/mips/boot VMLINUX=$(vmlinux-32) $(1)
699
700all:	$(all-y)
701
702vmlinux.bin: $(vmlinux-32)
703	+@$(call makeboot,$@)
704
705vmlinux.ecoff: $(vmlinux-32)
706	+@$(call makeboot,$@)
707
708vmlinux.srec: $(vmlinux-32)
709	+@$(call makeboot,$@)
710
711CLEAN_FILES += vmlinux.ecoff \
712	       vmlinux.srec
713
714archprepare:
715ifdef CONFIG_MIPS32_N32
716	@echo '  Checking missing-syscalls for N32'
717	$(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=n32"
718endif
719ifdef CONFIG_MIPS32_O32
720	@echo '  Checking missing-syscalls for O32'
721	$(Q)$(MAKE) $(build)=. missing-syscalls EXTRA_CFLAGS="-mabi=32"
722endif
723
724install:
725	$(Q)install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE)
726	$(Q)install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE)
727	$(Q)install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE)
728
729archclean:
730	@$(MAKE) $(clean)=arch/mips/boot
731	@$(MAKE) $(clean)=arch/mips/lasat
732
733define archhelp
734	echo '  install              - install kernel into $(INSTALL_PATH)'
735	echo '  vmlinux.ecoff        - ECOFF boot image'
736	echo '  vmlinux.bin          - Raw binary boot image'
737	echo '  vmlinux.srec         - SREC boot image'
738	echo
739	echo '  These will be default as apropriate for a configured platform.'
740endef
741
742CLEAN_FILES += vmlinux.32 \
743	       vmlinux.64 \
744	       vmlinux.ecoff
745