7 .if !defined(__BOOT_DEFS_MK__)
8 __BOOT_DEFS_MK__=${MFILE}
19 BOOTSRC= ${SRCTOP}/stand
20 EFISRC= ${BOOTSRC}/efi
21 EFIINC= ${EFISRC}/include
22 EFIINCMD= ${EFIINC}/${MACHINE}
23 FDTSRC= ${BOOTSRC}/fdt
24 FICLSRC= ${BOOTSRC}/ficl
25 LDRSRC= ${BOOTSRC}/common
26 LIBLUASRC= ${BOOTSRC}/liblua
27 LUASRC= ${SRCTOP}/contrib/lua/src
28 SASRC= ${BOOTSRC}/libsa
30 UBOOTSRC= ${BOOTSRC}/uboot
31 ZFSSRC= ${BOOTSRC}/zfs
33 BOOTOBJ= ${OBJTOP}/stand
35 # BINDIR is where we install
38 LIBSA= ${BOOTOBJ}/libsa/libsa.a
39 .if ${MACHINE} == "i386"
42 LIBSA32= ${BOOTOBJ}/libsa32/libsa32.a
47 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
48 CFLAGS+= -I${BOOTOBJ}/libsa32
50 CFLAGS+= -I${BOOTOBJ}/libsa
52 CFLAGS+= -I${SASRC} -D_STANDALONE
54 # Spike the floating point interfaces
55 CFLAGS+= -Ddouble=jagged-little-pill -Dfloat=floaty-mcfloatface
58 # GELI Support, with backward compat hooks (mostly)
59 .if defined(HAVE_GELI)
60 .if defined(LOADER_NO_GELI_SUPPORT)
62 .warning "Please move from LOADER_NO_GELI_SUPPORT to WITHOUT_LOADER_GELI"
64 .if defined(LOADER_GELI_SUPPORT)
66 .warning "Please move from LOADER_GELI_SUPPORT to WITH_LOADER_GELI"
68 .if ${MK_LOADER_GELI} == "yes"
69 CFLAGS+= -DLOADER_GELI_SUPPORT
70 CFLAGS+= -I${BOOTSRC}/geli
71 LIBGELIBOOT= ${BOOTOBJ}/geli/libgeliboot.a
72 .endif # MK_LOADER_GELI
75 # These should be confined to loader.mk, but can't because uboot/lib
76 # also uses it. It's part of loader, but isn't a loader so we can't
77 # just include loader.mk
78 .if ${LOADER_DISK_SUPPORT:Uyes} == "yes"
79 CFLAGS+= -DLOADER_DISK_SUPPORT
82 # Machine specific flags for all builds here
84 # All PowerPC builds are 32 bit. We have no 64-bit loaders on powerpc
86 .if ${MACHINE_ARCH} == "powerpc64"
87 CFLAGS+= -m32 -mcpu=powerpc
90 # For amd64, there's a bit of mixed bag. Some of the tree (i386, lib*32) is
91 # build 32-bit and some 64-bit (lib*, efi). Centralize all the 32-bit magic here
92 # and activate it when DO32 is explicitly defined to be 1.
93 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
94 CFLAGS+= -m32 -mcpu=i386
95 # LD_FLAGS is passed directly to ${LD}, not via ${CC}:
96 LD_FLAGS+= -m elf_i386_fbsd
102 # Add in the no float / no SIMD stuff and announce we're freestanding
103 # aarch64 and riscv don't have -msoft-float, but all others do. riscv
104 # currently has no /boot/loader, but may soon.
105 CFLAGS+= -ffreestanding ${CFLAGS_NO_SIMD}
106 .if ${MACHINE_CPUARCH} == "aarch64"
107 CFLAGS+= -mgeneral-regs-only -fPIC
108 .elif ${MACHINE_CPUARCH} == "riscv"
109 CFLAGS+= -march=rv64imac -mabi=lp64
111 CFLAGS+= -msoft-float
114 .if ${MACHINE_CPUARCH} == "i386" || (${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 1)
116 CFLAGS.gcc+= -mpreferred-stack-boundary=2
118 .if ${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 0
119 CFLAGS+= -fPIC -mno-red-zone
122 .if ${MACHINE_CPUARCH} == "arm"
123 # Do not generate movt/movw, because the relocation fixup for them does not
124 # translate to the -Bsymbolic -pie format required by self_reloc() in loader(8).
125 # Also, the fpu is not available in a standalone environment.
126 .if ${COMPILER_VERSION} < 30800
127 CFLAGS.clang+= -mllvm -arm-use-movt=0
129 CFLAGS.clang+= -mno-movt
131 CFLAGS.clang+= -mfpu=none
135 # The boot loader build uses dd status=none, where possible, for reproducible
136 # build output (since performance varies from run to run). Trouble is that
137 # option was recently (10.3) added to FreeBSD and is non-standard. Only use it
138 # when this test succeeds rather than require dd to be a bootstrap tool.
139 DD_NOSTATUS!=(dd status=none count=0 2> /dev/null && echo status=none) || true
142 .if ${MACHINE_CPUARCH} == "mips"
143 CFLAGS+= -G0 -fno-pic -mno-abicalls
146 .if ${MK_LOADER_FORCE_LE} != "no"
147 .if ${MACHINE_ARCH} == "powerpc64"
148 CFLAGS+= -mlittle-endian
152 # Make sure we use the machine link we're about to create
159 .if ${MACHINE} != ${MACHINE_CPUARCH} && ${MACHINE} != "arm64"
160 _ILINKS+=${MACHINE_CPUARCH}
162 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
165 CLEANFILES+=${_ILINKS}
167 beforedepend: ${_ILINKS}
168 beforebuild: ${_ILINKS}
170 # Ensure that the links exist without depending on it when it exists which
171 # causes all the modules to be rebuilt when the directory pointed to changes.
172 .for _link in ${_ILINKS}
173 .if !exists(${.OBJDIR}/${_link})
175 .endif # _link exists
181 @case ${.TARGET} in \
183 if [ ${DO32:U0} -eq 0 ]; then \
184 path=${SYSDIR}/${MACHINE}/include ; \
186 path=${SYSDIR}/${MACHINE:C/amd64/i386/}/include ; \
189 path=${SYSDIR}/${.TARGET:T}/include ;; \
191 path=`(cd $$path && /bin/pwd)` ; \
192 ${ECHO} ${.TARGET:T} "->" $$path ; \
193 ln -fhs $$path ${.TARGET:T}
195 .endif # __BOOT_DEFS_MK__