wok rev 19837

syslinux/iso2exe: remove 8k limit for win32.exe
author Pascal Bellard <pascal.bellard@slitaz.org>
date Sat Mar 11 11:56:27 2017 +0100 (2017-03-11)
parents b5e60f53a19e
children e23fd880d81b
files syslinux/stuff/iso2exe/bootiso.S
line diff
     1.1 --- a/syslinux/stuff/iso2exe/bootiso.S	Sat Mar 11 09:26:27 2017 +0100
     1.2 +++ b/syslinux/stuff/iso2exe/bootiso.S	Sat Mar 11 11:56:27 2017 +0100
     1.3 @@ -122,7 +122,7 @@
     1.4  	.org	0x01B8
     1.5  
     1.6  ////////////////////////// partition boot code ////////////////////////////////
     1.7 -// assume CS=DS=SS=0 AH=00 BX=7C00 CX=0100 DL=<drive> SI=7DBE
     1.8 +// assume DS=SS AH=00 BX=7C00 CH=01 DL=<drive> SI=7DBE
     1.9  
    1.10  	.org	0x7C00
    1.11  	jmp	bootpartition
    1.12 @@ -132,9 +132,11 @@
    1.13  patch:
    1.14  	.byte	0,0,0			// head of original bs
    1.15  partcode:
    1.16 -	popw	%di
    1.17 -	movw	$table,%si
    1.18 +	popw	%si
    1.19 +	xchgw	%si,%di
    1.20  	call	movepartition
    1.21 +	pushw	%cx
    1.22 +	pushw	%cx
    1.23  	movw	$patch-16,%di
    1.24  	movb	$4,%cl
    1.25  	movb	$16,%al
    1.26 @@ -142,18 +144,16 @@
    1.27  	addw	%ax,%di
    1.28  	cmpb	%ch,(%di)		// boot flag ?
    1.29  	loope	next
    1.30 -	pushw	%ds
    1.31 -	pushw	%ds
    1.32  	pushw	10(%di)
    1.33  	pushw	8(%di)
    1.34 -	pushw	%ds
    1.35 +	pushw	%cs
    1.36  	pushw	%bx
    1.37  	movb	$1,%cl
    1.38  	pushw	%cx
    1.39  	pushw	%ax
    1.40  	movw	%sp,%si			// assume %ds = %ss
    1.41  	pushw	%bx
    1.42 -	cmpw	%ax,2(%di)		// empty or isolinux partition ?
    1.43 +	cmpw	$63,2(%di)		// empty or isolinux partition ?
    1.44  	jbe	default
    1.45  	movb	$0x42,%ah
    1.46  	int	$0x13
    1.47 @@ -167,7 +167,7 @@
    1.48  	movw	%bx,%di
    1.49  	movsw
    1.50  	movsb
    1.51 -	movw	$0x7E00,%di
    1.52 +	movw	$table-0x142,%di
    1.53  	pushw	%di
    1.54  movepartition:
    1.55  	movb	$66,%cl			// 0142 and 0042