FreeBSD/Linux Kernel Cross Reference
sys/conf/Makefile.arm
1 # Makefile.arm -- with config changes.
2 # Copyright 1990 W. Jolitz
3 # from: @(#)Makefile.i386 7.1 5/10/91
4 # $FreeBSD$
5 #
6 # Makefile for FreeBSD
7 #
8 # This makefile is constructed from a machine description:
9 # config machineid
10 # Most changes should be made in the machine description
11 # /sys/arm/conf/``machineid''
12 # after which you should do
13 # config machineid
14 # Generic makefile changes should be made in
15 # /sys/conf/Makefile.arm
16 # after which config should be rerun for all machines.
17 #
18
19 # Which version of config(8) is required.
20 %VERSREQ= 600004
21
22 STD8X16FONT?= iso
23
24 .if !defined(S)
25 .if exists(./@/.)
26 S= ./@
27 .else
28 S= ../../..
29 .endif
30 .endif
31 .include "$S/conf/kern.pre.mk"
32
33 INCLUDES+= -I$S/contrib/libfdt
34
35 SYSTEM_LD:= ${SYSTEM_LD:$S/conf/ldscript.$M=ldscript.$M}
36 SYSTEM_DEP:= ${SYSTEM_DEP:$S/conf/ldscript.$M=ldscript.$M}
37
38 .if defined(ARM_BIG_ENDIAN)
39 CC += -mbig-endian
40 SYSTEM_LD += -EB
41 LD += -EB
42 .else
43 CC += -mlittle-endian
44 SYSTEM_LD += -EL
45 LD += -EL
46 .endif
47
48
49 .if !defined(DEBUG) && !defined(PROFLEVEL)
50 STRIP_FLAGS = -S
51 .endif
52
53 DDB_ENABLED!= grep DDB opt_ddb.h || true
54
55 .if empty(DDB_ENABLED)
56 CFLAGS += -mno-apcs-frame
57 .endif
58
59 SYSTEM_LD_ = ${LD} -Bdynamic -T ldscript.$M.noheader \
60 -warn-common -export-dynamic -dynamic-linker /red/herring -o \
61 ${FULLKERNEL}.noheader -X ${SYSTEM_OBJS} vers.o
62 SYSTEM_LD_TAIL +=;sed s/" + SIZEOF_HEADERS"// ldscript.$M\
63 >ldscript.$M.noheader; \
64 ${SYSTEM_LD_}; \
65 ${OBJCOPY} -S -O binary ${FULLKERNEL}.noheader \
66 ${KERNEL_KO}.bin; \
67 rm ${FULLKERNEL}.noheader
68
69 .if defined(MFS_IMAGE)
70 SYSTEM_LD_TAIL += ;sh ${S}/tools/embed_mfs.sh ${KERNEL_KO}.bin ${MFS_IMAGE};
71 .endif
72
73 FILES_CPU_FUNC = $S/$M/$M/cpufunc_asm_arm7tdmi.S \
74 $S/$M/$M/cpufunc_asm_arm8.S $S/$M/$M/cpufunc_asm_arm9.S \
75 $S/$M/$M/cpufunc_asm_sa1.S $S/$M/$M/cpufunc_asm_arm10.S \
76 $S/$M/$M/cpufunc_asm_xscale.S $S/$M/$M/cpufunc_asm.S \
77 $S/$M/$M/cpufunc_asm_xscale_c3.S $S/$M/$M/cpufunc_asm_armv5_ec.S \
78 $S/$M/$M/cpufunc_asm_sheeva.S $S/$M/$M/cpufunc_asm_fa526.S
79 KERNEL_EXTRA=trampoline
80 KERNEL_EXTRA_INSTALL=kernel.gz.tramp
81 trampoline: ${KERNEL_KO}.tramp
82 ${KERNEL_KO}.tramp: ${KERNEL_KO} $S/$M/$M/inckern.S $S/$M/$M/elf_trampoline.c
83 echo "#define KERNNAME \"${KERNEL_KO}.tmp\"" >opt_kernname.h
84 sed s/${KERNVIRTADDR}/${KERNPHYSADDR}/ ldscript.$M > ldscript.$M.tramp
85 sed s/" + SIZEOF_HEADERS"// ldscript.$M.tramp > \
86 ldscript.$M.tramp.noheader
87 echo "#include <machine/asm.h>" >tmphack.S
88 echo "ENTRY(_start)" >>tmphack.S
89 echo "bl _startC" >>tmphack.S
90 ${OBJCOPY} --strip-symbol '$$d' --strip-symbol '$$a' \
91 -g --strip-symbol '$$t' ${FULLKERNEL} ${KERNEL_KO}.tmp
92 eval $$(stat -s ${KERNEL_KO}.tmp) && \
93 echo "#define KERNSIZE $$st_size" >>opt_kernname.h
94 ${CC} -O -nostdlib -I. -I$S -Xlinker -T -Xlinker ldscript.$M.tramp \
95 tmphack.S $S/$M/$M/elf_trampoline.c $S/$M/$M/inckern.S \
96 ${FILES_CPU_FUNC} -o ${KERNEL_KO}.tramp
97 ${CC} -O -nostdlib -I. -I$S -Xlinker -T -Xlinker \
98 ldscript.$M.tramp.noheader \
99 tmphack.S $S/$M/$M/elf_trampoline.c $S/$M/$M/inckern.S \
100 ${FILES_CPU_FUNC} -o ${KERNEL_KO}.tramp.noheader
101 ${OBJCOPY} -S -O binary ${KERNEL_KO}.tramp.noheader \
102 ${KERNEL_KO}.tramp.bin
103 ${OBJCOPY} ${STRIP_FLAGS} ${KERNEL_KO}.tmp
104 echo "#define KERNNAME \"${KERNEL_KO}.tmp.gz\"" \
105 >opt_kernname.h
106 eval $$(stat -s ${KERNEL_KO}.tmp) && \
107 echo "#define KERNSIZE $$st_size" >>opt_kernname.h
108 gzip -9 ${KERNEL_KO}.tmp
109 eval $$(stat -s ${KERNEL_KO}.tmp.gz) && \
110 echo "#define KERNCOMPSIZE $$st_size" >>opt_kernname.h
111 ${CC} -O2 -ffreestanding -DKZIP -I. -I$S -c $S/kern/inflate.c -o \
112 inflate-tramp.o
113 ${CC} -O -nostdlib -I. -I$S -Xlinker -T -Xlinker ldscript.$M.tramp \
114 -DKZIP tmphack.S $S/$M/$M/elf_trampoline.c inflate-tramp.o \
115 $S/$M/$M/inckern.S ${FILES_CPU_FUNC} -o ${KERNEL_KO}.gz.tramp
116 ${CC} -O -nostdlib -I. -I$S -Xlinker -T -Xlinker \
117 ldscript.$M.tramp.noheader \
118 -DKZIP tmphack.S $S/$M/$M/elf_trampoline.c inflate-tramp.o \
119 $S/$M/$M/inckern.S ${FILES_CPU_FUNC} -o ${KERNEL_KO}.tramp.noheader
120 ${OBJCOPY} -S -O binary ${KERNEL_KO}.tramp.noheader \
121 ${KERNEL_KO}.gz.tramp.bin
122 rm ${KERNEL_KO}.tmp.gz ${KERNEL_KO}.tramp.noheader opt_kernname.h \
123 inflate-tramp.o tmphack.S
124
125 MKMODULESENV+= MACHINE=${MACHINE}
126
127 %BEFORE_DEPEND
128
129 %OBJS
130
131 %FILES.c
132
133 %FILES.s
134
135 %FILES.m
136
137 %CLEAN
138
139 CLEAN+= ldscript.$M ${KERNEL_KO}.bin ldscript.$M.noheader
140
141 .if ${DDB_ENABLED} != ""
142 CLEAN+= ${KERNEL_KO}.tramp ${KERNEL_KO}.tramp.bin ldscript.$M.tramp \
143 ldscript.$M.tramp.noheader ${KERNEL_KO}.gz.tramp \
144 ${KERNEL_KO}.gz.tramp.bin
145
146 .endif
147 ldscript.$M: $S/conf/ldscript.$M
148 cat $S/conf/ldscript.$M|sed s/KERNPHYSADDR/${KERNPHYSADDR}/g| \
149 sed s/KERNVIRTADDR/${KERNVIRTADDR}/g > ldscript.$M
150 %RULES
151
152 .include "$S/conf/kern.post.mk"
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