bootstrap-relink/link_objects.sh

   1 #!/bin/bash
   2 BUILD_DIR=$PWD/build
   3 #LD_SCRIPT64=$PWD/bootstrap.ld
   4 LD_SCRIPT32=$PWD/bootstrap32.ld
   5 SNAP_DIR=$1
   6
   7 set -e;
   8
   9 echo "[bootstrap] remake..."
  10 START_DIR=$PWD
  11 cd $SNAP_DIR/obj/l4/amd64/pkg/bootstrap
  12 make
  13 cd $START_DIR
  14
  15 BOOTST_OBJ_DIR=$SNAP_DIR/obj/l4/amd64/pkg/bootstrap/server/src/OBJ-amd64_K8
  16
  17 # echo "[bootstrap] linking..."
  18 # cd $BOOTST_OBJ_DIR
  19 # LD_PRELOAD=libgendep.so \
  20 # LD_LIBRARY_PATH=$SNAP_DIR/obj/l4/amd64/tool/gendep/64:$SNAP_DIR/obj/l4/amd64/tool/gendep/32 \
  21 # GENDEP_TARGET=$BUILD_DIR/bootstrap.elf \
  22 # GENDEP_BINARY=ld  \
  23 # GENDEP_BINARY_ALT1=ld \
  24 #       ld -m elf_x86_64 -o $BUILD_DIR/bootstrap.elf  \
  25 #             --whole-archive  \
  26 #               ARCH-amd64/crt0.o \
  27 #               exec.o \
  28 #               module.o \
  29 #               base_critical.o \
  30 #               region.o \
  31 #               startup.o \
  32 #               init_kip_f.o \
  33 #               libc_support+.o \
  34 #               patch.o \
  35 #               koptions.o \
  36 #               platform_common.o \
  37 #               memory.o \
  38 #               boot_modules.o \
  39 #               platform/x86_pc.o \
  40 #               ARCH-x86/reboot.o \
  41 #       --no-whole-archive -nostdlib -static -Bstatic --eh-frame-hdr -m elf_x86_64 -z max-page-size=0x1000 -z common-page-size=0x1000 \
  42 #             --defsym=__executable_start=0x2d0000 -m elf_x86_64 -z max-page-size=0x1000 -z common-page-size=0x1000  \
  43 #             --defsym __L4_KIP_ADDR__=0x6ffff000 --defsym __L4_STACK_ADDR__=0x70000000 -L$SNAP_DIR/obj/l4/amd64/lib/amd64_K8 \
  44 #             -L$SNAP_DIR/obj/l4/amd64/lib \
  45 #             -T$LD_SCRIPT64\
  46 #             --start-group   \
  47 #               -ldrivers_uart  -lcxx_base -lcxx_io -luc_c_minimal $SNAP_DIR/obj/l4/amd64/lib/amd64_K8/libgcc.a   \
  48 #               --end-group \
  49 #               --warn-common \
  50 #               --defsym=__executable_start=0x2d0000 \
  51 #                       /usr/lib/gcc/x86_64-linux-gnu/4.9/crtend.o  \
  52 #                       $SNAP_DIR/obj/l4/amd64/lib/amd64_K8/crtn.o
  53 # cd $START_DIR
  54 # echo "[bootstrap64] Preparing binary to include.."
  55 # objcopy -S $BUILD_DIR/bootstrap.elf $BUILD_DIR/bootstrap64.bin
  56 # objdump -D $BUILD_DIR/bootstrap.elf > disasms/bootstrap64.elf.s
  57 # chmod -x $BUILD_DIR/bootstrap64.bin
  58 # objcopy -B i386 -I binary -O elf32-i386 $BUILD_DIR/bootstrap64.bin $BUILD_DIR/bootstrap32.bin
  59
  60 echo "[boot.S] Compiling the header of image.."
  61 gcc -m32 -o $BUILD_DIR/boot.o32 -c  \
  62     -DMODADDR=0x02000000  \
  63     -DRAM_BASE=0 \
  64     -DL4_MINIMAL_LIBC=1 \
  65     -DCMDLINE="\"\"" \
  66     -DPLATFORM_TYPE=\"pc\" \
  67     -DPLATFORM_TYPE_pc \
  68     -DPLATFORM_UART_NR=        \
  69     -DSYSTEM_amd64_K8 \
  70     -DARCH_amd64 \
  71     -DCPUTYPE_K8 \
  72     -DL4API_  \
  73     -D_GNU_SOURCE \
  74     -DL4_MINIMAL_LIBC \
  75         -I$SNAP_DIR/src/l4/pkg/bootstrap/server/src \
  76         -I$SNAP_DIR/src/l4/pkg/bootstrap/server/src/ARCH-amd64   \
  77         -I$SNAP_DIR/obj/l4/amd64/include/amd64 \
  78         -I$SNAP_DIR/obj/l4/amd64/include \
  79         -isystem $SNAP_DIR/obj/l4/amd64/include/sys/amd64 \
  80         -isystem $SNAP_DIR/obj/l4/amd64/include/sys  -nostdinc \
  81         -I$SNAP_DIR/obj/l4/amd64/include/uclibc \
  82         -I$SNAP_DIR/obj/l4/amd64/include/contrib/libstdc++-v3  \
  83         -isystem /usr/lib/gcc/x86_64-linux-gnu/4.9/include \
  84         -isystem /usr/lib/gcc/x86_64-linux-gnu/4.9/include-fixed \
  85         -fno-omit-frame-pointer -mno-sse -g -Os -mno-red-zone -march=k8 -Wextra -Wall \
  86         -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -fno-common -std=gnu99 \
  87         -mno-red-zone -march=k8 -fno-stack-protector -mno-sse -m32 -fno-stack-protector \
  88         ./boot.S
  89
  90 echo "[bootstrap32] Linking final image.."
  91
  92 gcc -m32 -o $BUILD_DIR/bootstrap32.elf -nostdlib -static \
  93         -Wl,-T,$LD_SCRIPT32,--gc-sections \
  94                 $BUILD_DIR/boot.o32 \
  95                 $BOOTST_OBJ_DIR/boot_idt.o32 \
  96                 $BOOTST_OBJ_DIR/boot_cpu.o32 \
  97                 $BOOTST_OBJ_DIR/boot_kernel.o32 \
  98                 $BOOTST_OBJ_DIR/load_elf.o32 \
  99                 $BOOTST_OBJ_DIR/minilibc_support.o32 \
 100                 $BOOTST_OBJ_DIR/bootstrap32.bin \
 101                 $LD_SCRIPT32 \
 102                 $SNAP_DIR/obj/l4/amd64/pkg/bootstrap/server/src/ARCH-amd64/libc32/OBJ-amd64_K8/libc32.a \
 103         -lgcc
 104
 105 chmod 755 $BUILD_DIR/bootstrap32.elf
 106
 107 objdump -D $BUILD_DIR/bootstrap32.elf > disasms/bootstrap32.elf.s
 108 objcopy -O binary $BUILD_DIR/bootstrap32.elf $BUILD_DIR/bootstrap32-jh.bin
 109 cp $BUILD_DIR/bootstrap32-jh-bin ../buildroot-overlay/jailhouse/bootstrap32-jh.bin
 110 echo done!