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 SASRC= ${BOOTSRC}/libsa
28 UBOOTSRC= ${BOOTSRC}/uboot
29 ZFSSRC= ${BOOTSRC}/zfs
31 BOOTOBJ= ${OBJTOP}/stand
33 # BINDIR is where we install
36 LIBSA= ${BOOTOBJ}/libsa/libsa.a
37 .if ${MACHINE} == "i386"
40 LIBSA32= ${BOOTOBJ}/libsa32/libsa32.a
45 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
46 CFLAGS+= -I${BOOTOBJ}/libsa32
48 CFLAGS+= -I${BOOTOBJ}/libsa
50 CFLAGS+= -I${SASRC} -D_STANDALONE
52 # Spike the floating point interfaces
53 CFLAGS+= -Ddouble=jagged-little-pill -Dfloat=floaty-mcfloatface
56 # GELI Support, with backward compat hooks (mostly)
57 .if defined(HAVE_GELI)
58 .if defined(LOADER_NO_GELI_SUPPORT)
60 .warning "Please move from LOADER_NO_GELI_SUPPORT to WITHOUT_LOADER_GELI"
62 .if defined(LOADER_GELI_SUPPORT)
64 .warning "Please move from LOADER_GELI_SUPPORT to WITH_LOADER_GELI"
66 .if ${MK_LOADER_GELI} == "yes"
67 CFLAGS+= -DLOADER_GELI_SUPPORT
68 CFLAGS+= -I${BOOTSRC}/geli
69 LIBGELIBOOT= ${BOOTOBJ}/geli/libgeliboot.a
70 .endif # MK_LOADER_GELI
73 # These should be confined to loader.mk, but can't because uboot/lib
74 # also uses it. It's part of loader, but isn't a loader so we can't
75 # just include loader.mk
76 .if ${LOADER_DISK_SUPPORT:Uyes} == "yes"
77 CFLAGS+= -DLOADER_DISK_SUPPORT
80 # Machine specific flags for all builds here
82 # All PowerPC builds are 32 bit. We have no 64-bit loaders on powerpc
84 .if ${MACHINE_ARCH} == "powerpc64"
85 CFLAGS+= -m32 -mcpu=powerpc
88 # For amd64, there's a bit of mixed bag. Some of the tree (i386, lib*32) is
89 # build 32-bit and some 64-bit (lib*, efi). Centralize all the 32-bit magic here
90 # and activate it when DO32 is explicitly defined to be 1.
91 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
92 CFLAGS+= -m32 -mcpu=i386
93 # LD_FLAGS is passed directly to ${LD}, not via ${CC}:
94 LD_FLAGS+= -m elf_i386_fbsd
100 # Add in the no float / no SIMD stuff and announce we're freestanding
101 # aarch64 and riscv don't have -msoft-float, but all others do. riscv
102 # currently has no /boot/loader, but may soon.
103 CFLAGS+= -ffreestanding ${CFLAGS_NO_SIMD}
104 .if ${MACHINE_CPUARCH} == "aarch64"
105 CFLAGS+= -mgeneral-regs-only -fPIC
106 .elif ${MACHINE_CPUARCH} == "riscv"
107 CFLAGS+= -march=rv64imac -mabi=lp64
109 CFLAGS+= -msoft-float
112 .if ${MACHINE_CPUARCH} == "i386" || (${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 1)
114 CFLAGS.gcc+= -mpreferred-stack-boundary=2
116 .if ${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 0
117 CFLAGS+= -fPIC -mno-red-zone
120 .if ${MACHINE_CPUARCH} == "arm"
121 # Do not generate movt/movw, because the relocation fixup for them does not
122 # translate to the -Bsymbolic -pie format required by self_reloc() in loader(8).
123 # Also, the fpu is not available in a standalone environment.
124 .if ${COMPILER_VERSION} < 30800
125 CFLAGS.clang+= -mllvm -arm-use-movt=0
127 CFLAGS.clang+= -mno-movt
129 CFLAGS.clang+= -mfpu=none
133 # The boot loader build uses dd status=none, where possible, for reproducible
134 # build output (since performance varies from run to run). Trouble is that
135 # option was recently (10.3) added to FreeBSD and is non-standard. Only use it
136 # when this test succeeds rather than require dd to be a bootstrap tool.
137 DD_NOSTATUS!=(dd status=none count=0 2> /dev/null && echo status=none) || true
140 .if ${MACHINE_CPUARCH} == "mips"
141 CFLAGS+= -G0 -fno-pic -mno-abicalls
144 .if ${MK_LOADER_FORCE_LE} != "no"
145 .if ${MACHINE_ARCH} == "powerpc64"
146 CFLAGS+= -mlittle-endian
150 # Make sure we use the machine link we're about to create
157 .if ${MACHINE} != ${MACHINE_CPUARCH} && ${MACHINE} != "arm64"
158 _ILINKS+=${MACHINE_CPUARCH}
160 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
163 CLEANFILES+=${_ILINKS}
165 beforedepend: ${_ILINKS}
166 beforebuild: ${_ILINKS}
168 # Ensure that the links exist without depending on it when it exists which
169 # causes all the modules to be rebuilt when the directory pointed to changes.
170 .for _link in ${_ILINKS}
171 .if !exists(${.OBJDIR}/${_link})
173 .endif # _link exists
179 @case ${.TARGET} in \
181 if [ ${DO32:U0} -eq 0 ]; then \
182 path=${SYSDIR}/${MACHINE}/include ; \
184 path=${SYSDIR}/${MACHINE:C/amd64/i386/}/include ; \
187 path=${SYSDIR}/${.TARGET:T}/include ;; \
189 path=`(cd $$path && /bin/pwd)` ; \
190 ${ECHO} ${.TARGET:T} "->" $$path ; \
191 ln -fhs $$path ${.TARGET:T}
193 .endif # __BOOT_DEFS_MK__