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| author | hpa <hpa> | 2004-12-18 22:31:47 +0000 |
|---|---|---|
| committer | hpa <hpa> | 2004-12-18 22:31:47 +0000 |
| commit | 5e9b05475246cd32b5c6d4a79b3f1817b92b7bce (patch) | |
| tree | eb4a4e5642e4db3381909630e33be7206554fea2 /dos | |
| parent | 95e8ab8831926b37da94364f1fed78939eb9088a (diff) | |
| download | syslinux-devel-5e9b05475246cd32b5c6d4a79b3f1817b92b7bce.tar.gz syslinux-devel-5e9b05475246cd32b5c6d4a79b3f1817b92b7bce.tar.xz syslinux-devel-5e9b05475246cd32b5c6d4a79b3f1817b92b7bce.zip | |
Fix dec/hex bug in crt0.S; do -msoft-float just in case
Diffstat (limited to 'dos')
| -rw-r--r-- | dos/Makefile | 2 | ||||
| -rw-r--r-- | dos/crt0.S | 12 |
2 files changed, 9 insertions, 5 deletions
diff --git a/dos/Makefile b/dos/Makefile index 37b6f9b8..5b58af0a 100644 --- a/dos/Makefile +++ b/dos/Makefile @@ -3,7 +3,7 @@ LD = ld -m elf_i386 OBJCOPY = objcopy OPTFLAGS = -g -Os -march=i386 -falign-functions=0 -falign-jumps=0 -falign-loops=0 -fomit-frame-pointer INCLUDES = -include code16.h -I. -I.. -I../libfat -CFLAGS = -W -Wall -ffreestanding $(OPTFLAGS) $(INCLUDES) +CFLAGS = -W -Wall -ffreestanding -msoft-float $(OPTFLAGS) $(INCLUDES) LDFLAGS = -T com16.ld AR = ar RANLIB = ranlib @@ -1,5 +1,9 @@ .code16 +#ifndef REGPARM +# error "This file assumes -mregparm=3 -DREGPARM=3" +#endif + .section ".init","ax" .globl _start .type _start,@function @@ -16,11 +20,11 @@ _start: shrw $2,%cx rep ; stosl - # Compute argc and argv + # Compute argc and argv (assumes REGPARM) xorl %edx,%edx - movzbw 80,%bx - movb %dl,81(%bx) # Zero-terminate string - movb $81,%dl + movzbw 0x80,%bx + movb %dl,0x81(%bx) # Zero-terminate string + movb $0x81,%dl pushl %eax # Make space for argv movl %esp,%eax calll __parse_argv |