stand/i386/Makefile.inc

   1 # Common defines for all of /stand/i386/
   2 #
   3 # $FreeBSD$
   4
   5 LOADER_ADDRESS?=0x200000
   6 CFLAGS+=        -march=i386 -ffreestanding
   7 CFLAGS.gcc+=    -mpreferred-stack-boundary=2
   8 CFLAGS+=        ${CFLAGS_NO_SIMD} -msoft-float
   9 LDFLAGS+=       -nostdlib
  10
  11 # BTX components
  12 BTXDIR=         ${BOOTOBJ}/i386/btx
  13 BTXLDR=         ${BTXDIR}/btxldr/btxldr
  14 BTXKERN=        ${BTXDIR}/btx/btx
  15 BTXCRT=         ${BTXDIR}/lib/crt0.o
  16
  17 BTXSRC=         ${BOOTSRC}/i386/btx
  18 BTXLIB=         ${BTXSRC}/lib
  19
  20 # compact binary with no padding between text, data, bss
  21 LDSCRIPT=       ${BOOTSRC}/i386/boot.ldscript
  22 # LDFLAGS_BIN=-e start -Ttext ${ORG} -Wl,-T,${LDSCRIPT},-S,--oformat,binary
  23 # LD_FLAGS_BIN=-static -T ${LDSCRIPT} --gc-sections
  24 LDFLAGS_BIN=-e start -Ttext ${ORG} -Wl,-N,-S,--oformat,binary
  25 LD_FLAGS_BIN=-static -N --gc-sections
  26
  27 .if ${MACHINE_CPUARCH} == "amd64"
  28 DO32=1
  29 .endif
  30
  31 .if defined(LOADER_FIREWIRE_SUPPORT)
  32 MK_LOADER_FIREWIRE=yes
  33 .warning "LOADER_FIREWIRE_SUPPORT deprecated, please move to WITH_LOADER_FIREWIRE"
  34 .endif
  35
  36 .include "../Makefile.inc"