1#	$OpenBSD: Makefile.powerpc64,v 1.18 2025/02/07 03:03:08 jsg Exp $
2
3# For instructions on building kernels consult the config(8) and options(4)
4# manual pages.
5#
6# N.B.: NO DEPENDENCIES ON FOLLOWING FLAGS ARE VISIBLE TO MAKEFILE
7#	IF YOU CHANGE THE DEFINITION OF ANY OF THESE RECOMPILE EVERYTHING
8# DEBUG is set to -g by config if debugging is requested (config -g).
9# PROF is set to -pg by config if profiling is requested (config -p).
10
11.include <bsd.own.mk>
12
13SIZE?=	size
14STRIP?=	ctfstrip
15
16# source tree is located via $S relative to the compilation directory
17.ifndef S
18S!=	cd ../../../..; pwd
19.endif
20
21_machdir?=	$S/arch/${_mach}
22_archdir?=	$S/arch/${_arch}
23
24INCLUDES=	-nostdinc -I$S -I${.OBJDIR} -I$S/arch \
25		-I$S/dev/pci/drm/include \
26		-I$S/dev/pci/drm/include/uapi \
27		-I$S/dev/pci/drm/amd/include/asic_reg \
28		-I$S/dev/pci/drm/amd/include \
29		-I$S/dev/pci/drm/amd/amdgpu \
30		-I$S/dev/pci/drm/amd/display \
31		-I$S/dev/pci/drm/amd/display/include \
32		-I$S/dev/pci/drm/amd/display/dc \
33		-I$S/dev/pci/drm/amd/display/amdgpu_dm \
34		-I$S/dev/pci/drm/amd/pm/inc \
35		-I$S/dev/pci/drm/amd/pm/legacy-dpm \
36		-I$S/dev/pci/drm/amd/pm/swsmu \
37		-I$S/dev/pci/drm/amd/pm/swsmu/inc \
38		-I$S/dev/pci/drm/amd/pm/swsmu/smu11 \
39		-I$S/dev/pci/drm/amd/pm/swsmu/smu12 \
40		-I$S/dev/pci/drm/amd/pm/swsmu/smu13 \
41		-I$S/dev/pci/drm/amd/pm/swsmu/smu14 \
42		-I$S/dev/pci/drm/amd/pm/powerplay/inc \
43		-I$S/dev/pci/drm/amd/pm/powerplay/hwmgr \
44		-I$S/dev/pci/drm/amd/pm/powerplay/smumgr \
45		-I$S/dev/pci/drm/amd/pm/swsmu/inc \
46		-I$S/dev/pci/drm/amd/pm/swsmu/inc/pmfw_if \
47		-I$S/dev/pci/drm/amd/display/dc/inc \
48		-I$S/dev/pci/drm/amd/display/dc/inc/hw \
49		-I$S/dev/pci/drm/amd/display/dc/clk_mgr \
50		-I$S/dev/pci/drm/amd/display/dc/dccg \
51		-I$S/dev/pci/drm/amd/display/dc/dio \
52		-I$S/dev/pci/drm/amd/display/dc/dpp \
53		-I$S/dev/pci/drm/amd/display/dc/dsc \
54		-I$S/dev/pci/drm/amd/display/dc/dwb \
55		-I$S/dev/pci/drm/amd/display/dc/hubbub \
56		-I$S/dev/pci/drm/amd/display/dc/hpo \
57		-I$S/dev/pci/drm/amd/display/dc/hwss \
58		-I$S/dev/pci/drm/amd/display/dc/hubp \
59		-I$S/dev/pci/drm/amd/display/dc/dml2 \
60		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21 \
61		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21/inc \
62		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21/src/dml2_core \
63		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21/src/dml2_dpmm \
64		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21/src/dml2_mcg \
65		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21/src/dml2_pmo \
66		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21/src/dml2_standalone_libraries \
67		-I$S/dev/pci/drm/amd/display/dc/dml2/dml21/src/inc \
68		-I$S/dev/pci/drm/amd/display/dc/mmhubbub \
69		-I$S/dev/pci/drm/amd/display/dc/mpc \
70		-I$S/dev/pci/drm/amd/display/dc/opp \
71		-I$S/dev/pci/drm/amd/display/dc/optc \
72		-I$S/dev/pci/drm/amd/display/dc/pg \
73		-I$S/dev/pci/drm/amd/display/dc/resource \
74		-I$S/dev/pci/drm/amd/display/modules/inc \
75		-I$S/dev/pci/drm/amd/display/modules/hdcp \
76		-I$S/dev/pci/drm/amd/display/dmub/inc
77CPPFLAGS=	${INCLUDES} ${IDENT} ${PARAM} -D_KERNEL -MD -MP
78CWARNFLAGS=	-Werror -Wall -Wimplicit-function-declaration \
79		-Wno-pointer-sign \
80		-Wno-constant-conversion -Wno-address-of-packed-member \
81		-Wno-unused-but-set-variable -Wno-gnu-folding-constant \
82		-Wframe-larger-than=2047
83
84CMACHFLAGS=	-msoft-float -mno-altivec -mno-vsx
85CMACHFLAGS+=	-ffreestanding
86SORTR=		sort -R
87.if ${IDENT:M-DNO_PROPOLICE}
88CMACHFLAGS+=	-fno-stack-protector
89.endif
90.if ${IDENT:M-DSMALL_KERNEL}
91SORTR=		cat
92COPTIMIZE?=	-Oz
93.endif
94
95DEBUG?=		-g
96COPTIMIZE?=	-O2
97CFLAGS=		${DEBUG} ${CWARNFLAGS} ${CMACHFLAGS} ${COPTIMIZE} ${COPTS} ${PIPE}
98AFLAGS=		-D_LOCORE -x assembler-with-cpp ${CWARNFLAGS} ${CMACHFLAGS}
99LINKFLAGS=	-T ld.script -X --warn-common -pie
100
101HOSTCC?=	${CC}
102HOSTED_CPPFLAGS=${CPPFLAGS:S/^-nostdinc$//}
103HOSTED_CFLAGS=	${CFLAGS}
104HOSTED_C=	${HOSTCC} ${HOSTED_CFLAGS} ${HOSTED_CPPFLAGS} -c $<
105
106NORMAL_C_NOP=	${CC} ${CFLAGS} ${CPPFLAGS} -fno-ret-protector -c $<
107NORMAL_C=	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<
108NORMAL_S=	${CC} ${AFLAGS} ${CPPFLAGS} ${PROF} -c $<
109
110%OBJS
111
112%CFILES
113
114%SFILES
115
116# load lines for config "xxx" will be emitted as:
117# xxx: ${SYSTEM_DEP} swapxxx.o
118#	${SYSTEM_LD_HEAD}
119#	${SYSTEM_LD} swapxxx.o
120#	${SYSTEM_LD_TAIL}
121SYSTEM_HEAD=	locore0.o gap.o
122SYSTEM_OBJ=	${SYSTEM_HEAD} ${OBJS} param.o ioconf.o
123SYSTEM_DEP=	Makefile ${SYSTEM_OBJ} ld.script
124SYSTEM_LD_HEAD=	@rm -f $@
125SYSTEM_LD=	@echo ${LD} ${LINKFLAGS} -o $@ '$${SYSTEM_HEAD} vers.o $${OBJS}'; \
126		umask 007; \
127		echo ${OBJS} param.o ioconf.o vers.o | tr " " "\n" | ${SORTR} > lorder; \
128		${LD} ${LINKFLAGS} -o $@ ${SYSTEM_HEAD} `cat lorder`
129SYSTEM_LD_TAIL=	@${SIZE} $@
130
131.if ${DEBUG} == "-g"
132STRIPFLAGS=	-S
133SYSTEM_LD_TAIL+=; umask 007; \
134		echo mv $@ $@.gdb; rm -f $@.gdb; mv $@ $@.gdb; \
135		echo ${STRIP} ${STRIPFLAGS} -o $@ $@.gdb; \
136		${STRIP} ${STRIPFLAGS} -o $@ $@.gdb
137.else
138LINKFLAGS+=	-S
139.endif
140
141%LOAD
142
143# cc's -MD puts the source and output paths in the dependency file;
144# since those are temp files here we need to fix it up.  It also
145# puts the file in /tmp, so we use -MF to put it in the current
146# directory as assym.P and then generate assym.d from it with a
147# good target name
148assym.h: $S/kern/genassym.sh Makefile \
149	 ${_archdir}/${_arch}/genassym.cf ${_machdir}/${_mach}/genassym.cf
150	cat ${_archdir}/${_arch}/genassym.cf ${_machdir}/${_mach}/genassym.cf | \
151	    sh $S/kern/genassym.sh ${CC} ${CFLAGS} ${CPPFLAGS} -no-integrated-as -MF assym.P > assym.h.tmp
152	sed '1s/.*/assym.h: \\/' assym.P > assym.d
153	sort -u assym.h.tmp > assym.h
154
155param.c: $S/conf/param.c
156	rm -f param.c
157	cp $S/conf/param.c .
158
159param.o: param.c Makefile
160	${NORMAL_C}
161
162mcount.o: $S/lib/libkern/mcount.c Makefile
163	${NORMAL_C_NOP}
164
165ioconf.o: ioconf.c
166	${NORMAL_C}
167
168ld.script: ${_machdir}/conf/ld.script
169	cp ${_machdir}/conf/ld.script $@
170
171gapdummy.o:
172	echo '__asm(".section .rodata,\"a\"");' > gapdummy.c
173	${CC} -c ${CFLAGS} ${CPPFLAGS} gapdummy.c -o $@
174
175makegap.sh:
176	cp $S/conf/makegap.sh $@
177
178MAKE_GAP = LD="${LD}" sh makegap.sh 0x00000000 gapdummy.o
179
180gap.o:	Makefile makegap.sh gapdummy.o vers.o
181	${MAKE_GAP}
182
183vers.o: ${SYSTEM_DEP:Ngap.o}
184	sh $S/conf/newvers.sh
185	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c vers.c
186
187clean:
188	rm -f *bsd *bsd.gdb *.[dio] [a-z]*.s assym.* \
189	    gap.link gapdummy.c ld.script lorder makegap.sh param.c
190
191cleandir: clean
192	rm -f Makefile *.h ioconf.c options machine ${_mach} vers.c
193
194depend obj:
195
196locore0.o: ${_machdir}/${_mach}/locore0.S assym.h
197locore.o: ${_machdir}/${_mach}/locore.S assym.h
198trap_subr.o: ${_machdir}/${_mach}/trap_subr.S assym.h
199kexec_subr.o: ${_machdir}/dev/kexec_subr.S assym.h
200
201hardlink-obsd:
202	[[ ! -f /bsd ]] || cmp -s bsd /bsd || ln -f /bsd /obsd
203
204newinstall:
205	install -F -m 700 bsd /bsd && sha256 -h /var/db/kernel.SHA256 /bsd
206
207install: update-link hardlink-obsd newinstall
208
209# pull in the dependency information
210.ifnmake clean
211. for o in ${SYSTEM_OBJ:Ngap.o} assym.h
212.  if exists(${o:R}.d)
213.   include "${o:R}.d"
214.  elif exists($o)
215    .PHONY: $o
216.  endif
217. endfor
218.endif
219
220%RULES
221