7 .if !defined(__BOOT_DEFS_MK__)
8 __BOOT_DEFS_MK__=${MFILE}
10 BOOTSRC= ${SRCTOP}/stand
11 EFISRC= ${BOOTSRC}/efi
12 EFIINC= ${EFISRC}/include
13 EFIINCMD= ${EFIINC}/${MACHINE}
14 FDTSRC= ${BOOTSRC}/fdt
15 FICLSRC= ${BOOTSRC}/ficl
16 LDRSRC= ${BOOTSRC}/common
17 SASRC= ${BOOTSRC}/libsa
19 UBOOTSRC= ${BOOTSRC}/uboot
20 ZFSSRC= ${BOOTSRC}/zfs
22 BOOTOBJ= ${OBJTOP}/stand
24 # BINDIR is where we install
27 LIBSA= ${BOOTOBJ}/libsa/libsa.a
28 .if ${MACHINE} == "i386"
31 LIBSA32= ${BOOTOBJ}/libsa32/libsa32.a
36 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
37 CFLAGS+= -I${BOOTOBJ}/libsa32
39 CFLAGS+= -I${BOOTOBJ}/libsa
41 CFLAGS+= -I${SASRC} -D_STANDALONE
44 # GELI Support, with backward compat hooks (mostly)
45 .if defined(HAVE_GELI)
46 .if defined(LOADER_NO_GELI_SUPPORT)
48 .warning "Please move from LOADER_NO_GELI_SUPPORT to WITHOUT_LOADER_GELI"
50 .if defined(LOADER_GELI_SUPPORT)
52 .warning "Please move from LOADER_GELI_SUPPORT to WITH_LOADER_GELI"
54 .if ${MK_LOADER_GELI} == "yes"
55 CFLAGS+= -DLOADER_GELI_SUPPORT
56 CFLAGS+= -I${BOOTSRC}/geli
57 LIBGELIBOOT= ${BOOTOBJ}/geli/libgeliboot.a
58 .endif # MK_LOADER_GELI
61 # These should be confined to loader.mk, but can't because uboot/lib
62 # also uses it. It's part of loader, but isn't a loader so we can't
63 # just include loader.mk
64 .if ${LOADER_DISK_SUPPORT:Uyes} == "yes"
65 CFLAGS+= -DLOADER_DISK_SUPPORT
68 # Machine specific flags for all builds here
70 # All PowerPC builds are 32 bit. We have no 64-bit loaders on powerpc
72 .if ${MACHINE_ARCH} == "powerpc64"
73 CFLAGS+= -m32 -mcpu=powerpc
76 # For amd64, there's a bit of mixed bag. Some of the tree (i386, lib*32) is
77 # build 32-bit and some 64-bit (lib*, efi). Centralize all the 32-bit magic here
78 # and activate it when DO32 is explicitly defined to be 1.
79 .if ${MACHINE_ARCH} == "amd64" && ${DO32:U0} == 1
80 CFLAGS+= -m32 -mcpu=i386
81 # LD_FLAGS is passed directly to ${LD}, not via ${CC}:
82 LD_FLAGS+= -m elf_i386_fbsd
88 # Add in the no float / no SIMD stuff and announce we're freestanding
89 # aarch64 and riscv don't have -msoft-float, but all others do. riscv
90 # currently has no /boot/loader, but may soon.
91 CFLAGS+= -ffreestanding ${CFLAGS_NO_SIMD}
92 .if ${MACHINE_CPUARCH} == "aarch64"
93 CFLAGS+= -mgeneral-regs-only
94 .elif ${MACHINE_CPUARCH} != "riscv"
98 .if ${MACHINE_CPUARCH} == "i386" || (${MACHINE_CPUARCH} == "amd64" && ${DO32:U0} == 1)
100 CFLAGS.gcc+= -mpreferred-stack-boundary=2
104 .if ${MACHINE_CPUARCH} == "arm"
105 # Do not generate movt/movw, because the relocation fixup for them does not
106 # translate to the -Bsymbolic -pie format required by self_reloc() in loader(8).
107 # Also, the fpu is not available in a standalone environment.
108 .if ${COMPILER_VERSION} < 30800
109 CFLAGS.clang+= -mllvm -arm-use-movt=0
111 CFLAGS.clang+= -mno-movt
113 CFLAGS.clang+= -mfpu=none
116 # The boot loader build uses dd status=none, where possible, for reproducible
117 # build output (since performance varies from run to run). Trouble is that
118 # option was recently (10.3) added to FreeBSD and is non-standard. Only use it
119 # when this test succeeds rather than require dd to be a bootstrap tool.
120 DD_NOSTATUS!=(dd status=none count=0 2> /dev/null && echo status=none) || true
123 .if ${MK_LOADER_FORCE_LE} != "no"
124 .if ${MACHINE_ARCH} == "powerpc64"
125 CFLAGS+= -mlittle-endian
129 # Make sure we use the machine link we're about to create
133 .if ${MACHINE} != ${MACHINE_CPUARCH} && ${MACHINE} != "arm64"
134 _ILINKS+=${MACHINE_CPUARCH}
136 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
139 CLEANFILES+=${_ILINKS}
143 beforedepend: ${_ILINKS}
144 beforebuild: ${_ILINKS}
146 # Ensure that the links exist without depending on it when it exists which
147 # causes all the modules to be rebuilt when the directory pointed to changes.
148 .for _link in ${_ILINKS}
149 .if !exists(${.OBJDIR}/${_link})
157 @case ${.TARGET} in \
159 if [ ${DO32:U0} -eq 0 ]; then \
160 path=${SYSDIR}/${MACHINE}/include ; \
162 path=${SYSDIR}/${MACHINE:C/amd64/i386/}/include ; \
165 path=${SYSDIR}/${.TARGET:T}/include ;; \
167 path=`(cd $$path && /bin/pwd)` ; \
168 ${ECHO} ${.TARGET:T} "->" $$path ; \
169 ln -fhs $$path ${.TARGET:T}
171 .endif # __BOOT_DEFS_MK__