]> CyberLeo.Net >> Repos - FreeBSD/FreeBSD.git/blob - stand/defs.mk
MFV r355071: libbsdxml (expat) 2.2.9.
[FreeBSD/FreeBSD.git] / stand / defs.mk
1 # $FreeBSD$
2
3 .if !defined(__BOOT_DEFS_MK__)
4 __BOOT_DEFS_MK__=${MFILE}
5
6 # We need to define all the MK_ options before including src.opts.mk
7 # because it includes bsd.own.mk which needs the right MK_ values,
8 # espeically MK_CTF.
9
10 MK_CTF=         no
11 MK_SSP=         no
12 MK_PROFILE=     no
13 MAN=
14 .if !defined(PIC)
15 NO_PIC=
16 INTERNALLIB=
17 .endif
18
19 .include <src.opts.mk>
20
21 WARNS?=         1
22
23 BOOTSRC=        ${SRCTOP}/stand
24 EFISRC=         ${BOOTSRC}/efi
25 EFIINC=         ${EFISRC}/include
26 EFIINCMD=       ${EFIINC}/${MACHINE}
27 FDTSRC=         ${BOOTSRC}/fdt
28 FICLSRC=        ${BOOTSRC}/ficl
29 LDRSRC=         ${BOOTSRC}/common
30 LIBLUASRC=      ${BOOTSRC}/liblua
31 LUASRC=         ${SRCTOP}/contrib/lua/src
32 SASRC=          ${BOOTSRC}/libsa
33 SYSDIR=         ${SRCTOP}/sys
34 UBOOTSRC=       ${BOOTSRC}/uboot
35 ZFSSRC=         ${SASRC}/zfs
36 LIBCSRC=        ${SRCTOP}/lib/libc
37
38 BOOTOBJ=        ${OBJTOP}/stand
39
40 # BINDIR is where we install
41 BINDIR?=        /boot
42
43 # LUAPATH is where we search for and install lua scripts.
44 LUAPATH?=       /boot/lua
45 FLUASRC?=       ${SRCTOP}/libexec/flua
46
47 LIBSA=          ${BOOTOBJ}/libsa/libsa.a
48 .if ${MACHINE} == "i386"
49 LIBSA32=        ${LIBSA}
50 .else
51 LIBSA32=        ${BOOTOBJ}/libsa32/libsa32.a
52 .endif
53
54 # Standard options:
55 CFLAGS+=        -nostdinc
56 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
57 CFLAGS+=        -I${BOOTOBJ}/libsa32
58 .else
59 CFLAGS+=        -I${BOOTOBJ}/libsa
60 .endif
61 CFLAGS+=        -I${SASRC} -D_STANDALONE
62 CFLAGS+=        -I${SYSDIR}
63 # Spike the floating point interfaces
64 CFLAGS+=        -Ddouble=jagged-little-pill -Dfloat=floaty-mcfloatface
65 .if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "amd64"
66 # Slim down the image. This saves about 15% in size with clang 6 on x86
67 # Our most constrained /boot/loader env is BIOS booting on x86, where
68 # our text + data + BTX have to fit into 640k below the ISA hole.
69 # Experience has shown that problems arise between ~520k to ~530k.
70 CFLAGS.clang+=  -Oz
71 CFLAGS.gcc+=    -Os
72 CFLAGS+=        -ffunction-sections -fdata-sections
73 .endif
74
75 # GELI Support, with backward compat hooks (mostly)
76 .if defined(LOADER_NO_GELI_SUPPORT)
77 MK_LOADER_GELI=no
78 .warning "Please move from LOADER_NO_GELI_SUPPORT to WITHOUT_LOADER_GELI"
79 .endif
80 .if defined(LOADER_GELI_SUPPORT)
81 MK_LOADER_GELI=yes
82 .warning "Please move from LOADER_GELI_SUPPORT to WITH_LOADER_GELI"
83 .endif
84 .if ${MK_LOADER_GELI} == "yes"
85 CFLAGS+=        -DLOADER_GELI_SUPPORT
86 CFLAGS+=        -I${SASRC}/geli
87 .endif # MK_LOADER_GELI
88
89 # These should be confined to loader.mk, but can't because uboot/lib
90 # also uses it. It's part of loader, but isn't a loader so we can't
91 # just include loader.mk
92 .if ${LOADER_DISK_SUPPORT:Uyes} == "yes"
93 CFLAGS+= -DLOADER_DISK_SUPPORT
94 .endif
95
96 # Machine specific flags for all builds here
97
98 # All PowerPC builds are 32 bit. We have no 64-bit loaders on powerpc
99 # or powerpc64.
100 .if ${MACHINE_ARCH} == "powerpc64"
101 CFLAGS+=        -m32 -mcpu=powerpc
102 .endif
103
104 # For amd64, there's a bit of mixed bag. Some of the tree (i386, lib*32) is
105 # build 32-bit and some 64-bit (lib*, efi). Centralize all the 32-bit magic here
106 # and activate it when DO32 is explicitly defined to be 1.
107 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
108 CFLAGS+=        -m32
109 # LD_FLAGS is passed directly to ${LD}, not via ${CC}:
110 LD_FLAGS+=      -m elf_i386_fbsd
111 AFLAGS+=        --32
112 .endif
113
114 SSP_CFLAGS=
115
116 # Add in the no float / no SIMD stuff and announce we're freestanding
117 # aarch64 and riscv don't have -msoft-float, but all others do. riscv
118 # currently has no /boot/loader, but may soon.
119 CFLAGS+=        -ffreestanding ${CFLAGS_NO_SIMD}
120 .if ${MACHINE_CPUARCH} == "aarch64"
121 CFLAGS+=        -mgeneral-regs-only -fPIC
122 .elif ${MACHINE_CPUARCH} == "riscv"
123 CFLAGS+=        -march=rv64imac -mabi=lp64
124 .else
125 CFLAGS+=        -msoft-float
126 .endif
127
128 # -msoft-float seems to be insufficient for powerpcspe
129 .if ${MACHINE_ARCH} == "powerpcspe"
130 CFLAGS+=        -mno-spe
131 .endif
132
133 .if ${MACHINE_CPUARCH} == "i386" || (${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 1)
134 CFLAGS+=        -march=i386
135 CFLAGS.gcc+=    -mpreferred-stack-boundary=2
136 .endif
137 .if ${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 0
138 CFLAGS+=        -fPIC -mno-red-zone
139 .endif
140
141 .if ${MACHINE_CPUARCH} == "arm"
142 # Do not generate movt/movw, because the relocation fixup for them does not
143 # translate to the -Bsymbolic -pie format required by self_reloc() in loader(8).
144 # Also, the fpu is not available in a standalone environment.
145 .if ${COMPILER_VERSION} < 30800
146 CFLAGS.clang+=  -mllvm -arm-use-movt=0
147 .else
148 CFLAGS.clang+=  -mno-movt
149 .endif
150 CFLAGS.clang+=  -mfpu=none
151 CFLAGS+=        -fPIC
152 .endif
153
154 # The boot loader build uses dd status=none, where possible, for reproducible
155 # build output (since performance varies from run to run). Trouble is that
156 # option was recently (10.3) added to FreeBSD and is non-standard. Only use it
157 # when this test succeeds rather than require dd to be a bootstrap tool.
158 DD_NOSTATUS!=(dd status=none count=0 2> /dev/null && echo status=none) || true
159 DD=dd ${DD_NOSTATUS}
160
161 .if ${MACHINE_CPUARCH} == "mips"
162 CFLAGS+=        -G0 -fno-pic -mno-abicalls
163 .endif
164
165 .if ${MK_LOADER_FORCE_LE} != "no"
166 .if ${MACHINE_ARCH} == "powerpc64"
167 CFLAGS+=        -mlittle-endian
168 .endif
169 .endif
170
171 #
172 # Have a sensible default
173 #
174 .if ${MK_LOADER_LUA} == "yes"
175 LOADER_DEFAULT_INTERP?=lua
176 .elif ${MK_FORTH} == "yes"
177 LOADER_DEFAULT_INTERP?=4th
178 .else
179 LOADER_DEFAULT_INTERP?=simp
180 .endif
181 LOADER_INTERP?=${LOADER_DEFAULT_INTERP}
182
183 # Make sure we use the machine link we're about to create
184 CFLAGS+=-I.
185
186 all: ${PROG}
187
188 CLEANFILES+= teken_state.h
189 teken.c: teken_state.h
190
191 teken_state.h: ${SYSDIR}/teken/sequences
192         awk -f ${SYSDIR}/teken/gensequences \
193                 ${SYSDIR}/teken/sequences > teken_state.h
194
195 .if !defined(NO_OBJ)
196 _ILINKS=include/machine
197 .if ${MACHINE} != ${MACHINE_CPUARCH} && ${MACHINE} != "arm64"
198 _ILINKS+=include/${MACHINE_CPUARCH}
199 .endif
200 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
201 _ILINKS+=include/x86
202 .endif
203 CFLAGS+= -Iinclude
204 CLEANDIRS+= include
205
206 beforedepend: ${_ILINKS}
207 beforebuild: ${_ILINKS}
208
209 # Ensure that the links exist without depending on it when it exists which
210 # causes all the modules to be rebuilt when the directory pointed to changes.
211 .for _link in ${_ILINKS}
212 .if !exists(${.OBJDIR}/${_link})
213 ${OBJS}:       ${_link}
214 .endif # _link exists
215 .endfor
216
217 .NOPATH: ${_ILINKS}
218
219 ${_ILINKS}: .NOMETA
220         @case ${.TARGET:T} in \
221         machine) \
222                 if [ ${DO32:U0} -eq 0 ]; then \
223                         path=${SYSDIR}/${MACHINE}/include ; \
224                 else \
225                         path=${SYSDIR}/${MACHINE:C/amd64/i386/}/include ; \
226                 fi ;; \
227         *) \
228                 path=${SYSDIR}/${.TARGET:T}/include ;; \
229         esac ; \
230         case ${.TARGET} in \
231         */*) mkdir -p ${.TARGET:H};; \
232         esac ; \
233         path=`(cd $$path && /bin/pwd)` ; \
234         ${ECHO} ${.TARGET} "->" $$path ; \
235         ln -fhs $$path ${.TARGET}
236 .endif # !NO_OBJ
237 .endif # __BOOT_DEFS_MK__