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    Subject[x86 setup 32/33] Use the new x86 setup code for x86-64; unify with i386
    Date
    From: H. Peter Anvin <hpa@zytor.com>

    This unifies arch/*/boot (except arch/*/boot/compressed) between
    i386 and x86-64, and uses the new x86 setup code for x86-64 as well.
    Signed-off-by: H. Peter Anvin <hpa@zytor.com>
    ---
    arch/x86_64/boot/Makefile | 136 +------
    arch/x86_64/boot/bootsect.S | 98 ----
    arch/x86_64/boot/compressed/Makefile | 9 +-
    arch/x86_64/boot/install.sh | 2 -
    arch/x86_64/boot/mtools.conf.in | 17 -
    arch/x86_64/boot/setup.S | 826 ----------------------------------
    arch/x86_64/boot/tools/build.c | 185 --------
    7 files changed, 10 insertions(+), 1263 deletions(-)
    delete mode 100644 arch/x86_64/boot/bootsect.S
    delete mode 100644 arch/x86_64/boot/install.sh
    delete mode 100644 arch/x86_64/boot/mtools.conf.in
    delete mode 100644 arch/x86_64/boot/setup.S
    delete mode 100644 arch/x86_64/boot/tools/build.c
    diff --git a/arch/x86_64/boot/Makefile b/arch/x86_64/boot/Makefile
    index ee6f650..6709638 100644
    --- a/arch/x86_64/boot/Makefile
    +++ b/arch/x86_64/boot/Makefile
    @@ -1,135 +1,9 @@
    #
    # arch/x86_64/boot/Makefile
    #
    -# This file is subject to the terms and conditions of the GNU General Public
    -# License. See the file "COPYING" in the main directory of this archive
    -# for more details.
    -#
    -# Copyright (C) 1994 by Linus Torvalds
    -#
    -
    -# ROOT_DEV specifies the default root-device when making the image.
    -# This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case
    -# the default of FLOPPY is used by 'build'.
    -
    -ROOT_DEV := CURRENT
    -
    -# If you want to preset the SVGA mode, uncomment the next line and
    -# set SVGA_MODE to whatever number you want.
    -# Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode.
    -# The number is the same as you would ordinarily press at bootup.
    -
    -SVGA_MODE := -DSVGA_MODE=NORMAL_VGA
    -
    -# If you want the RAM disk device, define this to be the size in blocks.
    -
    -#RAMDISK := -DRAMDISK=512
    -
    -targets := vmlinux.bin bootsect bootsect.o \
    - setup setup.o bzImage mtools.conf
    -
    -EXTRA_CFLAGS := -m32
    -
    -hostprogs-y := tools/build
    -HOST_EXTRACFLAGS += $(LINUXINCLUDE)
    -subdir- := compressed/ #Let make clean descend in compressed/
    -# ---------------------------------------------------------------------------
    -
    -$(obj)/bzImage: IMAGE_OFFSET := 0x100000
    -$(obj)/bzImage: EXTRA_AFLAGS := $(SVGA_MODE) $(RAMDISK) -D__BIG_KERNEL__
    -$(obj)/bzImage: BUILDFLAGS := -b
    -
    -quiet_cmd_image = BUILD $@
    -cmd_image = $(obj)/tools/build $(BUILDFLAGS) $(obj)/bootsect $(obj)/setup \
    - $(obj)/vmlinux.bin $(ROOT_DEV) > $@
    -
    -$(obj)/bzImage: $(obj)/bootsect $(obj)/setup \
    - $(obj)/vmlinux.bin $(obj)/tools/build FORCE
    - $(call if_changed,image)
    - @echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
    -
    -$(obj)/vmlinux.bin: $(obj)/compressed/vmlinux FORCE
    - $(call if_changed,objcopy)
    -
    -LDFLAGS_bootsect := -Ttext 0x0 -s --oformat binary
    -LDFLAGS_setup := -Ttext 0x0 -s --oformat binary -e begtext
    -
    -$(obj)/setup $(obj)/bootsect: %: %.o FORCE
    - $(call if_changed,ld)
    -
    -$(obj)/compressed/vmlinux: FORCE
    - $(Q)$(MAKE) $(build)=$(obj)/compressed IMAGE_OFFSET=$(IMAGE_OFFSET) $@
    -
    -# Set this if you want to pass append arguments to the zdisk/fdimage/isoimage kernel
    -FDARGS =
    -# Set this if you want an initrd included with the zdisk/fdimage/isoimage kernel
    -FDINITRD =
    -
    -image_cmdline = default linux $(FDARGS) $(if $(FDINITRD),initrd=initrd.img,)
    -
    -$(obj)/mtools.conf: $(src)/mtools.conf.in
    - sed -e 's|@OBJ@|$(obj)|g' < $< > $@
    -
    -# This requires write access to /dev/fd0
    -zdisk: $(BOOTIMAGE) $(obj)/mtools.conf
    - MTOOLSRC=$(obj)/mtools.conf mformat a: ; sync
    - syslinux /dev/fd0 ; sync
    - echo '$(image_cmdline)' | \
    - MTOOLSRC=$(obj)/mtools.conf mcopy - a:syslinux.cfg
    - if [ -f '$(FDINITRD)' ] ; then \
    - MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' a:initrd.img ; \
    - fi
    - MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) a:linux ; sync
    -
    -# These require being root or having syslinux 2.02 or higher installed
    -fdimage fdimage144: $(BOOTIMAGE) $(obj)/mtools.conf
    - dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=1440
    - MTOOLSRC=$(obj)/mtools.conf mformat v: ; sync
    - syslinux $(obj)/fdimage ; sync
    - echo '$(image_cmdline)' | \
    - MTOOLSRC=$(obj)/mtools.conf mcopy - v:syslinux.cfg
    - if [ -f '$(FDINITRD)' ] ; then \
    - MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' v:initrd.img ; \
    - fi
    - MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) v:linux ; sync
    -
    -fdimage288: $(BOOTIMAGE) $(obj)/mtools.conf
    - dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=2880
    - MTOOLSRC=$(obj)/mtools.conf mformat w: ; sync
    - syslinux $(obj)/fdimage ; sync
    - echo '$(image_cmdline)' | \
    - MTOOLSRC=$(obj)/mtools.conf mcopy - w:syslinux.cfg
    - if [ -f '$(FDINITRD)' ] ; then \
    - MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' w:initrd.img ; \
    - fi
    - MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) w:linux ; sync
    -
    -isoimage: $(BOOTIMAGE)
    - -rm -rf $(obj)/isoimage
    - mkdir $(obj)/isoimage
    - for i in lib lib64 share end ; do \
    - if [ -f /usr/$$i/syslinux/isolinux.bin ] ; then \
    - cp /usr/$$i/syslinux/isolinux.bin $(obj)/isoimage ; \
    - break ; \
    - fi ; \
    - if [ $$i = end ] ; then exit 1 ; fi ; \
    - done
    - cp $(BOOTIMAGE) $(obj)/isoimage/linux
    - echo '$(image_cmdline)' > $(obj)/isoimage/isolinux.cfg
    - if [ -f '$(FDINITRD)' ] ; then \
    - cp '$(FDINITRD)' $(obj)/isoimage/initrd.img ; \
    - fi
    - mkisofs -J -r -o $(obj)/image.iso -b isolinux.bin -c boot.cat \
    - -no-emul-boot -boot-load-size 4 -boot-info-table \
    - $(obj)/isoimage
    - rm -rf $(obj)/isoimage
    -
    -zlilo: $(BOOTIMAGE)
    - if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi
    - if [ -f $(INSTALL_PATH)/System.map ]; then mv $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
    - cat $(BOOTIMAGE) > $(INSTALL_PATH)/vmlinuz
    - cp System.map $(INSTALL_PATH)/
    - if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
    +# The actual boot code is shared with i386 including the Makefile.
    +# So tell kbuild that we fetch the code from i386 and include the
    +# Makefile from i386 too.

    -install:
    - sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(BOOTIMAGE) System.map "$(INSTALL_PATH)"
    +src := arch/i386/boot
    +include $(src)/Makefile
    diff --git a/arch/x86_64/boot/bootsect.S b/arch/x86_64/boot/bootsect.S
    deleted file mode 100644
    index 011b7a4..0000000
    --- a/arch/x86_64/boot/bootsect.S
    +++ /dev/null
    @@ -1,98 +0,0 @@
    -/*
    - * bootsect.S Copyright (C) 1991, 1992 Linus Torvalds
    - *
    - * modified by Drew Eckhardt
    - * modified by Bruce Evans (bde)
    - * modified by Chris Noe (May 1999) (as86 -> gas)
    - * gutted by H. Peter Anvin (Jan 2003)
    - *
    - * BIG FAT NOTE: We're in real mode using 64k segments. Therefore segment
    - * addresses must be multiplied by 16 to obtain their respective linear
    - * addresses. To avoid confusion, linear addresses are written using leading
    - * hex while segment addresses are written as segment:offset.
    - *
    - */
    -
    -#include <asm/boot.h>
    -
    -SETUPSECTS = 4 /* default nr of setup-sectors */
    -BOOTSEG = 0x07C0 /* original address of boot-sector */
    -INITSEG = DEF_INITSEG /* we move boot here - out of the way */
    -SETUPSEG = DEF_SETUPSEG /* setup starts here */
    -SYSSEG = DEF_SYSSEG /* system loaded at 0x10000 (65536) */
    -SYSSIZE = DEF_SYSSIZE /* system size: # of 16-byte clicks */
    - /* to be loaded */
    -ROOT_DEV = 0 /* ROOT_DEV is now written by "build" */
    -SWAP_DEV = 0 /* SWAP_DEV is now written by "build" */
    -
    -#ifndef SVGA_MODE
    -#define SVGA_MODE ASK_VGA
    -#endif
    -
    -#ifndef RAMDISK
    -#define RAMDISK 0
    -#endif
    -
    -#ifndef ROOT_RDONLY
    -#define ROOT_RDONLY 1
    -#endif
    -
    -.code16
    -.text
    -
    -.global _start
    -_start:
    -
    - # Normalize the start address
    - jmpl $BOOTSEG, $start2
    -
    -start2:
    - movw %cs, %ax
    - movw %ax, %ds
    - movw %ax, %es
    - movw %ax, %ss
    - movw $0x7c00, %sp
    - sti
    - cld
    -
    - movw $bugger_off_msg, %si
    -
    -msg_loop:
    - lodsb
    - andb %al, %al
    - jz die
    - movb $0xe, %ah
    - movw $7, %bx
    - int $0x10
    - jmp msg_loop
    -
    -die:
    - # Allow the user to press a key, then reboot
    - xorw %ax, %ax
    - int $0x16
    - int $0x19
    -
    - # int 0x19 should never return. In case it does anyway,
    - # invoke the BIOS reset code...
    - ljmp $0xf000,$0xfff0
    -
    -
    -bugger_off_msg:
    - .ascii "Direct booting from floppy is no longer supported.\r\n"
    - .ascii "Please use a boot loader program instead.\r\n"
    - .ascii "\n"
    - .ascii "Remove disk and press any key to reboot . . .\r\n"
    - .byte 0
    -
    -
    - # Kernel attributes; used by setup
    -
    - .org 497
    -setup_sects: .byte SETUPSECTS
    -root_flags: .word ROOT_RDONLY
    -syssize: .word SYSSIZE
    -swap_dev: .word SWAP_DEV
    -ram_size: .word RAMDISK
    -vid_mode: .word SVGA_MODE
    -root_dev: .word ROOT_DEV
    -boot_flag: .word 0xAA55
    diff --git a/arch/x86_64/boot/compressed/Makefile b/arch/x86_64/boot/compressed/Makefile
    index 705a3e3..c9f2da7 100644
    --- a/arch/x86_64/boot/compressed/Makefile
    +++ b/arch/x86_64/boot/compressed/Makefile
    @@ -7,11 +7,12 @@
    #

    targets := vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o piggy.o
    -EXTRA_AFLAGS := -traditional

    -# cannot use EXTRA_CFLAGS because base CFLAGS contains -mkernel which conflicts with
    -# -m32
    -CFLAGS := -m64 -D__KERNEL__ -Iinclude -O2 -fno-strict-aliasing -fPIC -mcmodel=small -fno-builtin
    +CFLAGS := -m64 -D__KERNEL__ $(LINUXINCLUDE) -O2 \
    + -fno-strict-aliasing -fPIC -mcmodel=small \
    + $(call cc-option, -ffreestanding) \
    + $(call cc-option, -fno-stack-protector)
    +AFLAGS := $(CFLAGS) -D__ASSEMBLY__
    LDFLAGS := -m elf_x86_64

    LDFLAGS_vmlinux := -T
    diff --git a/arch/x86_64/boot/install.sh b/arch/x86_64/boot/install.sh
    deleted file mode 100644
    index baaa236..0000000
    --- a/arch/x86_64/boot/install.sh
    +++ /dev/null
    @@ -1,2 +0,0 @@
    -#!/bin/sh
    -. $srctree/arch/i386/boot/install.sh
    diff --git a/arch/x86_64/boot/mtools.conf.in b/arch/x86_64/boot/mtools.conf.in
    deleted file mode 100644
    index efd6d24..0000000
    --- a/arch/x86_64/boot/mtools.conf.in
    +++ /dev/null
    @@ -1,17 +0,0 @@
    -#
    -# mtools configuration file for "make (b)zdisk"
    -#
    -
    -# Actual floppy drive
    -drive a:
    - file="/dev/fd0"
    -
    -# 1.44 MB floppy disk image
    -drive v:
    - file="@OBJ@/fdimage" cylinders=80 heads=2 sectors=18 filter
    -
    -# 2.88 MB floppy disk image (mostly for virtual uses)
    -drive w:
    - file="@OBJ@/fdimage" cylinders=80 heads=2 sectors=36 filter
    -
    -
    diff --git a/arch/x86_64/boot/setup.S b/arch/x86_64/boot/setup.S
    deleted file mode 100644
    index e9e33f9..0000000
    --- a/arch/x86_64/boot/setup.S
    +++ /dev/null
    @@ -1,826 +0,0 @@
    -/*
    - * setup.S Copyright (C) 1991, 1992 Linus Torvalds
    - *
    - * setup.s is responsible for getting the system data from the BIOS,
    - * and putting them into the appropriate places in system memory.
    - * both setup.s and system has been loaded by the bootblock.
    - *
    - * This code asks the bios for memory/disk/other parameters, and
    - * puts them in a "safe" place: 0x90000-0x901FF, ie where the
    - * boot-block used to be. It is then up to the protected mode
    - * system to read them from there before the area is overwritten
    - * for buffer-blocks.
    - *
    - * Move PS/2 aux init code to psaux.c
    - * (troyer@saifr00.cfsat.Honeywell.COM) 03Oct92
    - *
    - * some changes and additional features by Christoph Niemann,
    - * March 1993/June 1994 (Christoph.Niemann@linux.org)
    - *
    - * add APM BIOS checking by Stephen Rothwell, May 1994
    - * (sfr@canb.auug.org.au)
    - *
    - * High load stuff, initrd support and position independency
    - * by Hans Lermen & Werner Almesberger, February 1996
    - * <lermen@elserv.ffm.fgan.de>, <almesber@lrc.epfl.ch>
    - *
    - * Video handling moved to video.S by Martin Mares, March 1996
    - * <mj@k332.feld.cvut.cz>
    - *
    - * Extended memory detection scheme retwiddled by orc@pell.chi.il.us (david
    - * parsons) to avoid loadlin confusion, July 1997
    - *
    - * Transcribed from Intel (as86) -> AT&T (gas) by Chris Noe, May 1999.
    - * <stiker@northlink.com>
    - *
    - * Fix to work around buggy BIOSes which don't use carry bit correctly
    - * and/or report extended memory in CX/DX for e801h memory size detection
    - * call. As a result the kernel got wrong figures. The int15/e801h docs
    - * from Ralf Brown interrupt list seem to indicate AX/BX should be used
    - * anyway. So to avoid breaking many machines (presumably there was a reason
    - * to orginally use CX/DX instead of AX/BX), we do a kludge to see
    - * if CX/DX have been changed in the e801 call and if so use AX/BX .
    - * Michael Miller, April 2001 <michaelm@mjmm.org>
    - *
    - * Added long mode checking and SSE force. March 2003, Andi Kleen.
    - */
    -
    -#include <asm/segment.h>
    -#include <linux/utsrelease.h>
    -#include <linux/compile.h>
    -#include <asm/boot.h>
    -#include <asm/e820.h>
    -#include <asm/page.h>
    -#include <asm/setup.h>
    -
    -/* Signature words to ensure LILO loaded us right */
    -#define SIG1 0xAA55
    -#define SIG2 0x5A5A
    -
    -INITSEG = DEF_INITSEG # 0x9000, we move boot here, out of the way
    -SYSSEG = DEF_SYSSEG # 0x1000, system loaded at 0x10000 (65536).
    -SETUPSEG = DEF_SETUPSEG # 0x9020, this is the current segment
    - # ... and the former contents of CS
    -
    -DELTA_INITSEG = SETUPSEG - INITSEG # 0x0020
    -
    -.code16
    -.globl begtext, begdata, begbss, endtext, enddata, endbss
    -
    -.text
    -begtext:
    -.data
    -begdata:
    -.bss
    -begbss:
    -.text
    -
    -start:
    - jmp trampoline
    -
    -# This is the setup header, and it must start at %cs:2 (old 0x9020:2)
    -
    - .ascii "HdrS" # header signature
    - .word 0x0206 # header version number (>= 0x0105)
    - # or else old loadlin-1.5 will fail)
    -realmode_swtch: .word 0, 0 # default_switch, SETUPSEG
    -start_sys_seg: .word SYSSEG
    - .word kernel_version # pointing to kernel version string
    - # above section of header is compatible
    - # with loadlin-1.5 (header v1.5). Don't
    - # change it.
    -
    -type_of_loader: .byte 0 # = 0, old one (LILO, Loadlin,
    - # Bootlin, SYSLX, bootsect...)
    - # See Documentation/i386/boot.txt for
    - # assigned ids
    -
    -# flags, unused bits must be zero (RFU) bit within loadflags
    -loadflags:
    -LOADED_HIGH = 1 # If set, the kernel is loaded high
    -CAN_USE_HEAP = 0x80 # If set, the loader also has set
    - # heap_end_ptr to tell how much
    - # space behind setup.S can be used for
    - # heap purposes.
    - # Only the loader knows what is free
    -#ifndef __BIG_KERNEL__
    - .byte 0
    -#else
    - .byte LOADED_HIGH
    -#endif
    -
    -setup_move_size: .word 0x8000 # size to move, when setup is not
    - # loaded at 0x90000. We will move setup
    - # to 0x90000 then just before jumping
    - # into the kernel. However, only the
    - # loader knows how much data behind
    - # us also needs to be loaded.
    -
    -code32_start: # here loaders can put a different
    - # start address for 32-bit code.
    -#ifndef __BIG_KERNEL__
    - .long 0x1000 # 0x1000 = default for zImage
    -#else
    - .long 0x100000 # 0x100000 = default for big kernel
    -#endif
    -
    -ramdisk_image: .long 0 # address of loaded ramdisk image
    - # Here the loader puts the 32-bit
    - # address where it loaded the image.
    - # This only will be read by the kernel.
    -
    -ramdisk_size: .long 0 # its size in bytes
    -
    -bootsect_kludge:
    - .long 0 # obsolete
    -
    -heap_end_ptr: .word modelist+1024 # (Header version 0x0201 or later)
    - # space from here (exclusive) down to
    - # end of setup code can be used by setup
    - # for local heap purposes.
    -
    -pad1: .word 0
    -cmd_line_ptr: .long 0 # (Header version 0x0202 or later)
    - # If nonzero, a 32-bit pointer
    - # to the kernel command line.
    - # The command line should be
    - # located between the start of
    - # setup and the end of low
    - # memory (0xa0000), or it may
    - # get overwritten before it
    - # gets read. If this field is
    - # used, there is no longer
    - # anything magical about the
    - # 0x90000 segment; the setup
    - # can be located anywhere in
    - # low memory 0x10000 or higher.
    -
    -ramdisk_max: .long 0xffffffff
    -kernel_alignment: .long 0x200000 # physical addr alignment required for
    - # protected mode relocatable kernel
    -#ifdef CONFIG_RELOCATABLE
    -relocatable_kernel: .byte 1
    -#else
    -relocatable_kernel: .byte 0
    -#endif
    -pad2: .byte 0
    -pad3: .word 0
    -
    -cmdline_size: .long COMMAND_LINE_SIZE-1 #length of the command line,
    - #added with boot protocol
    - #version 2.06
    -
    -trampoline: call start_of_setup
    - .align 16
    - # The offset at this point is 0x240
    - .space (0xeff-0x240+1) # E820 & EDD space (ending at 0xeff)
    -# End of setup header #####################################################
    -
    -start_of_setup:
    -# Bootlin depends on this being done early
    - movw $0x01500, %ax
    - movb $0x81, %dl
    - int $0x13
    -
    -#ifdef SAFE_RESET_DISK_CONTROLLER
    -# Reset the disk controller.
    - movw $0x0000, %ax
    - movb $0x80, %dl
    - int $0x13
    -#endif
    -
    -# Set %ds = %cs, we know that SETUPSEG = %cs at this point
    - movw %cs, %ax # aka SETUPSEG
    - movw %ax, %ds
    -# Check signature at end of setup
    - cmpw $SIG1, setup_sig1
    - jne bad_sig
    -
    - cmpw $SIG2, setup_sig2
    - jne bad_sig
    -
    - jmp good_sig1
    -
    -# Routine to print asciiz string at ds:si
    -prtstr:
    - lodsb
    - andb %al, %al
    - jz fin
    -
    - call prtchr
    - jmp prtstr
    -
    -fin: ret
    -
    -# Space printing
    -prtsp2: call prtspc # Print double space
    -prtspc: movb $0x20, %al # Print single space (note: fall-thru)
    -
    -prtchr:
    - pushw %ax
    - pushw %cx
    - movw $0007,%bx
    - movw $0x01, %cx
    - movb $0x0e, %ah
    - int $0x10
    - popw %cx
    - popw %ax
    - ret
    -
    -beep: movb $0x07, %al
    - jmp prtchr
    -
    -no_sig_mess: .string "No setup signature found ..."
    -
    -good_sig1:
    - jmp good_sig
    -
    -# We now have to find the rest of the setup code/data
    -bad_sig:
    - movw %cs, %ax # SETUPSEG
    - subw $DELTA_INITSEG, %ax # INITSEG
    - movw %ax, %ds
    - xorb %bh, %bh
    - movb (497), %bl # get setup sect from bootsect
    - subw $4, %bx # LILO loads 4 sectors of setup
    - shlw $8, %bx # convert to words (1sect=2^8 words)
    - movw %bx, %cx
    - shrw $3, %bx # convert to segment
    - addw $SYSSEG, %bx
    - movw %bx, %cs:start_sys_seg
    -# Move rest of setup code/data to here
    - movw $2048, %di # four sectors loaded by LILO
    - subw %si, %si
    - movw %cs, %ax # aka SETUPSEG
    - movw %ax, %es
    - movw $SYSSEG, %ax
    - movw %ax, %ds
    - rep
    - movsw
    - movw %cs, %ax # aka SETUPSEG
    - movw %ax, %ds
    - cmpw $SIG1, setup_sig1
    - jne no_sig
    -
    - cmpw $SIG2, setup_sig2
    - jne no_sig
    -
    - jmp good_sig
    -
    -no_sig:
    - lea no_sig_mess, %si
    - call prtstr
    -
    -no_sig_loop:
    - jmp no_sig_loop
    -
    -good_sig:
    - movw %cs, %ax # aka SETUPSEG
    - subw $DELTA_INITSEG, %ax # aka INITSEG
    - movw %ax, %ds
    -# Check if an old loader tries to load a big-kernel
    - testb $LOADED_HIGH, %cs:loadflags # Do we have a big kernel?
    - jz loader_ok # No, no danger for old loaders.
    -
    - cmpb $0, %cs:type_of_loader # Do we have a loader that
    - # can deal with us?
    - jnz loader_ok # Yes, continue.
    -
    - pushw %cs # No, we have an old loader,
    - popw %ds # die.
    - lea loader_panic_mess, %si
    - call prtstr
    -
    - jmp no_sig_loop
    -
    -loader_panic_mess: .string "Wrong loader, giving up..."
    -
    -loader_ok:
    - /* check for long mode. */
    - /* we have to do this before the VESA setup, otherwise the user
    - can't see the error message. */
    -
    - pushw %ds
    - movw %cs,%ax
    - movw %ax,%ds
    -
    - call verify_cpu
    - testl %eax,%eax
    - jz sse_ok
    -
    -no_longmode:
    - call beep
    - lea long_mode_panic,%si
    - call prtstr
    -no_longmode_loop:
    - jmp no_longmode_loop
    -long_mode_panic:
    - .string "Your CPU does not support long mode. Use a 32bit distribution."
    - .byte 0
    -
    -#include "../kernel/verify_cpu.S"
    -sse_ok:
    - popw %ds
    -
    -# tell BIOS we want to go to long mode
    - movl $0xec00,%eax # declare target operating mode
    - movl $2,%ebx # long mode
    - int $0x15
    -
    -# Get memory size (extended mem, kB)
    -
    - xorl %eax, %eax
    - movl %eax, (0x1e0)
    -#ifndef STANDARD_MEMORY_BIOS_CALL
    - movb %al, (E820NR)
    -# Try three different memory detection schemes. First, try
    -# e820h, which lets us assemble a memory map, then try e801h,
    -# which returns a 32-bit memory size, and finally 88h, which
    -# returns 0-64m
    -
    -# method E820H:
    -# the memory map from hell. e820h returns memory classified into
    -# a whole bunch of different types, and allows memory holes and
    -# everything. We scan through this memory map and build a list
    -# of the first 32 memory areas, which we return at [E820MAP].
    -# This is documented at http://www.acpi.info/, in the ACPI 2.0 specification.
    -
    -#define SMAP 0x534d4150
    -
    -meme820:
    - xorl %ebx, %ebx # continuation counter
    - movw $E820MAP, %di # point into the whitelist
    - # so we can have the bios
    - # directly write into it.
    -
    -jmpe820:
    - movl $0x0000e820, %eax # e820, upper word zeroed
    - movl $SMAP, %edx # ascii 'SMAP'
    - movl $20, %ecx # size of the e820rec
    - pushw %ds # data record.
    - popw %es
    - int $0x15 # make the call
    - jc bail820 # fall to e801 if it fails
    -
    - cmpl $SMAP, %eax # check the return is `SMAP'
    - jne bail820 # fall to e801 if it fails
    -
    -# cmpl $1, 16(%di) # is this usable memory?
    -# jne again820
    -
    - # If this is usable memory, we save it by simply advancing %di by
    - # sizeof(e820rec).
    - #
    -good820:
    - movb (E820NR), %al # up to 128 entries
    - cmpb $E820MAX, %al
    - jae bail820
    -
    - incb (E820NR)
    - movw %di, %ax
    - addw $20, %ax
    - movw %ax, %di
    -again820:
    - cmpl $0, %ebx # check to see if
    - jne jmpe820 # %ebx is set to EOF
    -bail820:
    -
    -
    -# method E801H:
    -# memory size is in 1k chunksizes, to avoid confusing loadlin.
    -# we store the 0xe801 memory size in a completely different place,
    -# because it will most likely be longer than 16 bits.
    -# (use 1e0 because that's what Larry Augustine uses in his
    -# alternative new memory detection scheme, and it's sensible
    -# to write everything into the same place.)
    -
    -meme801:
    - stc # fix to work around buggy
    - xorw %cx,%cx # BIOSes which don't clear/set
    - xorw %dx,%dx # carry on pass/error of
    - # e801h memory size call
    - # or merely pass cx,dx though
    - # without changing them.
    - movw $0xe801, %ax
    - int $0x15
    - jc mem88
    -
    - cmpw $0x0, %cx # Kludge to handle BIOSes
    - jne e801usecxdx # which report their extended
    - cmpw $0x0, %dx # memory in AX/BX rather than
    - jne e801usecxdx # CX/DX. The spec I have read
    - movw %ax, %cx # seems to indicate AX/BX
    - movw %bx, %dx # are more reasonable anyway...
    -
    -e801usecxdx:
    - andl $0xffff, %edx # clear sign extend
    - shll $6, %edx # and go from 64k to 1k chunks
    - movl %edx, (0x1e0) # store extended memory size
    - andl $0xffff, %ecx # clear sign extend
    - addl %ecx, (0x1e0) # and add lower memory into
    - # total size.
    -
    -# Ye Olde Traditional Methode. Returns the memory size (up to 16mb or
    -# 64mb, depending on the bios) in ax.
    -mem88:
    -
    -#endif
    - movb $0x88, %ah
    - int $0x15
    - movw %ax, (2)
    -
    -# Set the keyboard repeat rate to the max
    - movw $0x0305, %ax
    - xorw %bx, %bx
    - int $0x16
    -
    -# Check for video adapter and its parameters and allow the
    -# user to browse video modes.
    - call video # NOTE: we need %ds pointing
    - # to bootsector
    -
    -# Get hd0 data...
    - xorw %ax, %ax
    - movw %ax, %ds
    - ldsw (4 * 0x41), %si
    - movw %cs, %ax # aka SETUPSEG
    - subw $DELTA_INITSEG, %ax # aka INITSEG
    - pushw %ax
    - movw %ax, %es
    - movw $0x0080, %di
    - movw $0x10, %cx
    - pushw %cx
    - cld
    - rep
    - movsb
    -# Get hd1 data...
    - xorw %ax, %ax
    - movw %ax, %ds
    - ldsw (4 * 0x46), %si
    - popw %cx
    - popw %es
    - movw $0x0090, %di
    - rep
    - movsb
    -# Check that there IS a hd1 :-)
    - movw $0x01500, %ax
    - movb $0x81, %dl
    - int $0x13
    - jc no_disk1
    -
    - cmpb $3, %ah
    - je is_disk1
    -
    -no_disk1:
    - movw %cs, %ax # aka SETUPSEG
    - subw $DELTA_INITSEG, %ax # aka INITSEG
    - movw %ax, %es
    - movw $0x0090, %di
    - movw $0x10, %cx
    - xorw %ax, %ax
    - cld
    - rep
    - stosb
    -is_disk1:
    -
    -# Check for PS/2 pointing device
    - movw %cs, %ax # aka SETUPSEG
    - subw $DELTA_INITSEG, %ax # aka INITSEG
    - movw %ax, %ds
    - movb $0, (0x1ff) # default is no pointing device
    - int $0x11 # int 0x11: equipment list
    - testb $0x04, %al # check if mouse installed
    - jz no_psmouse
    -
    - movb $0xAA, (0x1ff) # device present
    -no_psmouse:
    -
    -#include "../../i386/boot/edd.S"
    -
    -# Now we want to move to protected mode ...
    - cmpw $0, %cs:realmode_swtch
    - jz rmodeswtch_normal
    -
    - lcall *%cs:realmode_swtch
    -
    - jmp rmodeswtch_end
    -
    -rmodeswtch_normal:
    - pushw %cs
    - call default_switch
    -
    -rmodeswtch_end:
    -# we get the code32 start address and modify the below 'jmpi'
    -# (loader may have changed it)
    - movl %cs:code32_start, %eax
    - movl %eax, %cs:code32
    -
    -# Now we move the system to its rightful place ... but we check if we have a
    -# big-kernel. In that case we *must* not move it ...
    - testb $LOADED_HIGH, %cs:loadflags
    - jz do_move0 # .. then we have a normal low
    - # loaded zImage
    - # .. or else we have a high
    - # loaded bzImage
    - jmp end_move # ... and we skip moving
    -
    -do_move0:
    - movw $0x100, %ax # start of destination segment
    - movw %cs, %bp # aka SETUPSEG
    - subw $DELTA_INITSEG, %bp # aka INITSEG
    - movw %cs:start_sys_seg, %bx # start of source segment
    - cld
    -do_move:
    - movw %ax, %es # destination segment
    - incb %ah # instead of add ax,#0x100
    - movw %bx, %ds # source segment
    - addw $0x100, %bx
    - subw %di, %di
    - subw %si, %si
    - movw $0x800, %cx
    - rep
    - movsw
    - cmpw %bp, %bx # assume start_sys_seg > 0x200,
    - # so we will perhaps read one
    - # page more than needed, but
    - # never overwrite INITSEG
    - # because destination is a
    - # minimum one page below source
    - jb do_move
    -
    -end_move:
    -# then we load the segment descriptors
    - movw %cs, %ax # aka SETUPSEG
    - movw %ax, %ds
    -
    -# Check whether we need to be downward compatible with version <=201
    - cmpl $0, cmd_line_ptr
    - jne end_move_self # loader uses version >=202 features
    - cmpb $0x20, type_of_loader
    - je end_move_self # bootsect loader, we know of it
    -
    -# Boot loader doesnt support boot protocol version 2.02.
    -# If we have our code not at 0x90000, we need to move it there now.
    -# We also then need to move the params behind it (commandline)
    -# Because we would overwrite the code on the current IP, we move
    -# it in two steps, jumping high after the first one.
    - movw %cs, %ax
    - cmpw $SETUPSEG, %ax
    - je end_move_self
    -
    - cli # make sure we really have
    - # interrupts disabled !
    - # because after this the stack
    - # should not be used
    - subw $DELTA_INITSEG, %ax # aka INITSEG
    - movw %ss, %dx
    - cmpw %ax, %dx
    - jb move_self_1
    -
    - addw $INITSEG, %dx
    - subw %ax, %dx # this will go into %ss after
    - # the move
    -move_self_1:
    - movw %ax, %ds
    - movw $INITSEG, %ax # real INITSEG
    - movw %ax, %es
    - movw %cs:setup_move_size, %cx
    - std # we have to move up, so we use
    - # direction down because the
    - # areas may overlap
    - movw %cx, %di
    - decw %di
    - movw %di, %si
    - subw $move_self_here+0x200, %cx
    - rep
    - movsb
    - ljmp $SETUPSEG, $move_self_here
    -
    -move_self_here:
    - movw $move_self_here+0x200, %cx
    - rep
    - movsb
    - movw $SETUPSEG, %ax
    - movw %ax, %ds
    - movw %dx, %ss
    -end_move_self: # now we are at the right place
    - lidt idt_48 # load idt with 0,0
    - xorl %eax, %eax # Compute gdt_base
    - movw %ds, %ax # (Convert %ds:gdt to a linear ptr)
    - shll $4, %eax
    - addl $gdt, %eax
    - movl %eax, (gdt_48+2)
    - lgdt gdt_48 # load gdt with whatever is
    - # appropriate
    -
    -# that was painless, now we enable a20
    - call empty_8042
    -
    - movb $0xD1, %al # command write
    - outb %al, $0x64
    - call empty_8042
    -
    - movb $0xDF, %al # A20 on
    - outb %al, $0x60
    - call empty_8042
    -
    -#
    -# You must preserve the other bits here. Otherwise embarrasing things
    -# like laptops powering off on boot happen. Corrected version by Kira
    -# Brown from Linux 2.2
    -#
    - inb $0x92, %al #
    - orb $02, %al # "fast A20" version
    - outb %al, $0x92 # some chips have only this
    -
    -# wait until a20 really *is* enabled; it can take a fair amount of
    -# time on certain systems; Toshiba Tecras are known to have this
    -# problem. The memory location used here (0x200) is the int 0x80
    -# vector, which should be safe to use.
    -
    - xorw %ax, %ax # segment 0x0000
    - movw %ax, %fs
    - decw %ax # segment 0xffff (HMA)
    - movw %ax, %gs
    -a20_wait:
    - incw %ax # unused memory location <0xfff0
    - movw %ax, %fs:(0x200) # we use the "int 0x80" vector
    - cmpw %gs:(0x210), %ax # and its corresponding HMA addr
    - je a20_wait # loop until no longer aliased
    -
    -# make sure any possible coprocessor is properly reset..
    - xorw %ax, %ax
    - outb %al, $0xf0
    - call delay
    -
    - outb %al, $0xf1
    - call delay
    -
    -# well, that went ok, I hope. Now we mask all interrupts - the rest
    -# is done in init_IRQ().
    - movb $0xFF, %al # mask all interrupts for now
    - outb %al, $0xA1
    - call delay
    -
    - movb $0xFB, %al # mask all irq's but irq2 which
    - outb %al, $0x21 # is cascaded
    -
    -# Well, that certainly wasn't fun :-(. Hopefully it works, and we don't
    -# need no steenking BIOS anyway (except for the initial loading :-).
    -# The BIOS-routine wants lots of unnecessary data, and it's less
    -# "interesting" anyway. This is how REAL programmers do it.
    -#
    -# Well, now's the time to actually move into protected mode. To make
    -# things as simple as possible, we do no register set-up or anything,
    -# we let the gnu-compiled 32-bit programs do that. We just jump to
    -# absolute address 0x1000 (or the loader supplied one),
    -# in 32-bit protected mode.
    -#
    -# Note that the short jump isn't strictly needed, although there are
    -# reasons why it might be a good idea. It won't hurt in any case.
    - movw $1, %ax # protected mode (PE) bit
    - lmsw %ax # This is it!
    - jmp flush_instr
    -
    -flush_instr:
    - xorw %bx, %bx # Flag to indicate a boot
    - xorl %esi, %esi # Pointer to real-mode code
    - movw %cs, %si
    - subw $DELTA_INITSEG, %si
    - shll $4, %esi # Convert to 32-bit pointer
    -# NOTE: For high loaded big kernels we need a
    -# jmpi 0x100000,__KERNEL_CS
    -#
    -# but we yet haven't reloaded the CS register, so the default size
    -# of the target offset still is 16 bit.
    -# However, using an operand prefix (0x66), the CPU will properly
    -# take our 48 bit far pointer. (INTeL 80386 Programmer's Reference
    -# Manual, Mixing 16-bit and 32-bit code, page 16-6)
    -
    - .byte 0x66, 0xea # prefix + jmpi-opcode
    -code32: .long 0x1000 # will be set to 0x100000
    - # for big kernels
    - .word __KERNEL_CS
    -
    -# Here's a bunch of information about your current kernel..
    -kernel_version: .ascii UTS_RELEASE
    - .ascii " ("
    - .ascii LINUX_COMPILE_BY
    - .ascii "@"
    - .ascii LINUX_COMPILE_HOST
    - .ascii ") "
    - .ascii UTS_VERSION
    - .byte 0
    -
    -# This is the default real mode switch routine.
    -# to be called just before protected mode transition
    -default_switch:
    - cli # no interrupts allowed !
    - movb $0x80, %al # disable NMI for bootup
    - # sequence
    - outb %al, $0x70
    - lret
    -
    -
    -# This routine checks that the keyboard command queue is empty
    -# (after emptying the output buffers)
    -#
    -# Some machines have delusions that the keyboard buffer is always full
    -# with no keyboard attached...
    -#
    -# If there is no keyboard controller, we will usually get 0xff
    -# to all the reads. With each IO taking a microsecond and
    -# a timeout of 100,000 iterations, this can take about half a
    -# second ("delay" == outb to port 0x80). That should be ok,
    -# and should also be plenty of time for a real keyboard controller
    -# to empty.
    -#
    -
    -empty_8042:
    - pushl %ecx
    - movl $100000, %ecx
    -
    -empty_8042_loop:
    - decl %ecx
    - jz empty_8042_end_loop
    -
    - call delay
    -
    - inb $0x64, %al # 8042 status port
    - testb $1, %al # output buffer?
    - jz no_output
    -
    - call delay
    - inb $0x60, %al # read it
    - jmp empty_8042_loop
    -
    -no_output:
    - testb $2, %al # is input buffer full?
    - jnz empty_8042_loop # yes - loop
    -empty_8042_end_loop:
    - popl %ecx
    - ret
    -
    -# Read the cmos clock. Return the seconds in al
    -gettime:
    - pushw %cx
    - movb $0x02, %ah
    - int $0x1a
    - movb %dh, %al # %dh contains the seconds
    - andb $0x0f, %al
    - movb %dh, %ah
    - movb $0x04, %cl
    - shrb %cl, %ah
    - aad
    - popw %cx
    - ret
    -
    -# Delay is needed after doing I/O
    -delay:
    - outb %al,$0x80
    - ret
    -
    -# Descriptor tables
    -gdt:
    - .word 0, 0, 0, 0 # dummy
    -
    - .word 0, 0, 0, 0 # unused
    -
    - .word 0xFFFF # 4Gb - (0x100000*0x1000 = 4Gb)
    - .word 0 # base address = 0
    - .word 0x9A00 # code read/exec
    - .word 0x00CF # granularity = 4096, 386
    - # (+5th nibble of limit)
    -
    - .word 0xFFFF # 4Gb - (0x100000*0x1000 = 4Gb)
    - .word 0 # base address = 0
    - .word 0x9200 # data read/write
    - .word 0x00CF # granularity = 4096, 386
    - # (+5th nibble of limit)
    -gdt_end:
    -idt_48:
    - .word 0 # idt limit = 0
    - .word 0, 0 # idt base = 0L
    -gdt_48:
    - .word gdt_end-gdt-1 # gdt limit
    - .word 0, 0 # gdt base (filled in later)
    -
    -# Include video setup & detection code
    -
    -#include "../../i386/boot/video.S"
    -
    -# Setup signature -- must be last
    -setup_sig1: .word SIG1
    -setup_sig2: .word SIG2
    -
    -# After this point, there is some free space which is used by the video mode
    -# handling code to store the temporary mode table (not used by the kernel).
    -
    -modelist:
    -
    -.text
    -endtext:
    -.data
    -enddata:
    -.bss
    -endbss:
    diff --git a/arch/x86_64/boot/tools/build.c b/arch/x86_64/boot/tools/build.c
    deleted file mode 100644
    index eae8669..0000000
    --- a/arch/x86_64/boot/tools/build.c
    +++ /dev/null
    @@ -1,185 +0,0 @@
    -/*
    - * Copyright (C) 1991, 1992 Linus Torvalds
    - * Copyright (C) 1997 Martin Mares
    - */
    -
    -/*
    - * This file builds a disk-image from three different files:
    - *
    - * - bootsect: compatibility mbr which prints an error message if
    - * someone tries to boot the kernel directly.
    - * - setup: 8086 machine code, sets up system parm
    - * - system: 80386 code for actual system
    - *
    - * It does some checking that all files are of the correct type, and
    - * just writes the result to stdout, removing headers and padding to
    - * the right amount. It also writes some system data to stderr.
    - */
    -
    -/*
    - * Changes by tytso to allow root device specification
    - * High loaded stuff by Hans Lermen & Werner Almesberger, Feb. 1996
    - * Cross compiling fixes by Gertjan van Wingerde, July 1996
    - * Rewritten by Martin Mares, April 1997
    - */
    -
    -#include <stdio.h>
    -#include <string.h>
    -#include <stdlib.h>
    -#include <stdarg.h>
    -#include <sys/types.h>
    -#include <sys/stat.h>
    -#include <sys/sysmacros.h>
    -#include <unistd.h>
    -#include <fcntl.h>
    -#include <asm/boot.h>
    -
    -typedef unsigned char byte;
    -typedef unsigned short word;
    -typedef unsigned long u32;
    -
    -#define DEFAULT_MAJOR_ROOT 0
    -#define DEFAULT_MINOR_ROOT 0
    -
    -/* Minimal number of setup sectors (see also bootsect.S) */
    -#define SETUP_SECTS 4
    -
    -byte buf[1024];
    -int fd;
    -int is_big_kernel;
    -
    -void die(const char * str, ...)
    -{
    - va_list args;
    - va_start(args, str);
    - vfprintf(stderr, str, args);
    - fputc('\n', stderr);
    - exit(1);
    -}
    -
    -void file_open(const char *name)
    -{
    - if ((fd = open(name, O_RDONLY, 0)) < 0)
    - die("Unable to open `%s': %m", name);
    -}
    -
    -void usage(void)
    -{
    - die("Usage: build [-b] bootsect setup system [rootdev] [> image]");
    -}
    -
    -int main(int argc, char ** argv)
    -{
    - unsigned int i, c, sz, setup_sectors;
    - u32 sys_size;
    - byte major_root, minor_root;
    - struct stat sb;
    -
    - if (argc > 2 && !strcmp(argv[1], "-b"))
    - {
    - is_big_kernel = 1;
    - argc--, argv++;
    - }
    - if ((argc < 4) || (argc > 5))
    - usage();
    - if (argc > 4) {
    - if (!strcmp(argv[4], "CURRENT")) {
    - if (stat("/", &sb)) {
    - perror("/");
    - die("Couldn't stat /");
    - }
    - major_root = major(sb.st_dev);
    - minor_root = minor(sb.st_dev);
    - } else if (strcmp(argv[4], "FLOPPY")) {
    - if (stat(argv[4], &sb)) {
    - perror(argv[4]);
    - die("Couldn't stat root device.");
    - }
    - major_root = major(sb.st_rdev);
    - minor_root = minor(sb.st_rdev);
    - } else {
    - major_root = 0;
    - minor_root = 0;
    - }
    - } else {
    - major_root = DEFAULT_MAJOR_ROOT;
    - minor_root = DEFAULT_MINOR_ROOT;
    - }
    - fprintf(stderr, "Root device is (%d, %d)\n", major_root, minor_root);
    -
    - file_open(argv[1]);
    - i = read(fd, buf, sizeof(buf));
    - fprintf(stderr,"Boot sector %d bytes.\n",i);
    - if (i != 512)
    - die("Boot block must be exactly 512 bytes");
    - if (buf[510] != 0x55 || buf[511] != 0xaa)
    - die("Boot block hasn't got boot flag (0xAA55)");
    - buf[508] = minor_root;
    - buf[509] = major_root;
    - if (write(1, buf, 512) != 512)
    - die("Write call failed");
    - close (fd);
    -
    - file_open(argv[2]); /* Copy the setup code */
    - for (i=0 ; (c=read(fd, buf, sizeof(buf)))>0 ; i+=c )
    - if (write(1, buf, c) != c)
    - die("Write call failed");
    - if (c != 0)
    - die("read-error on `setup'");
    - close (fd);
    -
    - setup_sectors = (i + 511) / 512; /* Pad unused space with zeros */
    - /* for compatibility with ancient versions of LILO. */
    - if (setup_sectors < SETUP_SECTS)
    - setup_sectors = SETUP_SECTS;
    - fprintf(stderr, "Setup is %d bytes.\n", i);
    - memset(buf, 0, sizeof(buf));
    - while (i < setup_sectors * 512) {
    - c = setup_sectors * 512 - i;
    - if (c > sizeof(buf))
    - c = sizeof(buf);
    - if (write(1, buf, c) != c)
    - die("Write call failed");
    - i += c;
    - }
    -
    - file_open(argv[3]);
    - if (fstat (fd, &sb))
    - die("Unable to stat `%s': %m", argv[3]);
    - sz = sb.st_size;
    - fprintf (stderr, "System is %d kB\n", sz/1024);
    - sys_size = (sz + 15) / 16;
    - if (!is_big_kernel && sys_size > DEF_SYSSIZE)
    - die("System is too big. Try using bzImage or modules.");
    - while (sz > 0) {
    - int l, n;
    -
    - l = (sz > sizeof(buf)) ? sizeof(buf) : sz;
    - if ((n=read(fd, buf, l)) != l) {
    - if (n < 0)
    - die("Error reading %s: %m", argv[3]);
    - else
    - die("%s: Unexpected EOF", argv[3]);
    - }
    - if (write(1, buf, l) != l)
    - die("Write failed");
    - sz -= l;
    - }
    - close(fd);
    -
    - if (lseek(1, 497, SEEK_SET) != 497) /* Write sizes to the bootsector */
    - die("Output: seek failed");
    - buf[0] = setup_sectors;
    - if (write(1, buf, 1) != 1)
    - die("Write of setup sector count failed");
    - if (lseek(1, 500, SEEK_SET) != 500)
    - die("Output: seek failed");
    - buf[0] = (sys_size & 0xff);
    - buf[1] = ((sys_size >> 8) & 0xff);
    - buf[2] = ((sys_size >> 16) & 0xff);
    - buf[3] = ((sys_size >> 24) & 0xff);
    - if (write(1, buf, 4) != 4)
    - die("Write of image length failed");
    -
    - return 0; /* Everything is OK */
    -}
    --
    1.5.2.2
    -
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