wok-current rev 13269

memtest: compression (-76K)
author Pascal Bellard <pascal.bellard@slitaz.org>
date Sun Aug 19 08:06:36 2012 +0200 (2012-08-19)
parents 4cba4433d0b7
children 42fe21299957
files memtest/receipt memtest/stuff/pack memtest/stuff/unlz4.S memtest/stuff/unpack.S qemacs-tiny/receipt
line diff
     1.1 --- a/memtest/receipt	Fri Aug 17 15:30:50 2012 +0000
     1.2 +++ b/memtest/receipt	Sun Aug 19 08:06:36 2012 +0200
     1.3 @@ -10,17 +10,24 @@
     1.4  WEB_SITE="http://www.memtest.org/"
     1.5  WGET_URL="${WEB_SITE}download/$VERSION/$TARBALL"
     1.6  
     1.7 +BUILD_DEPENDS="lz4"
     1.8 +
     1.9  # Rules to configure and make the package.
    1.10  compile_rules()
    1.11  {
    1.12  	cd $src
    1.13  	make
    1.14 +	cp $stuff/*.S $stuff/pack .
    1.15 +	cc -o unpack.o -Wa,-a=unpack.lst -c unpack.S
    1.16 +	objcopy -O binary unpack.o unpack.bin
    1.17 +	./pack --build unpack.bin
    1.18 +	./pack memtest.bin memtest.packed
    1.19  } 
    1.20  
    1.21  
    1.22  # Rules to gen a SliTaz package suitable for Tazpkg.
    1.23  genpkg_rules()
    1.24  {
    1.25 -	mkdir -p  $fs/boot
    1.26 -	cp $src/memtest.bin $fs/boot/memtest
    1.27 +	mkdir -p $fs/boot
    1.28 +	cp $src/memtest.packed $fs/boot/memtest
    1.29  }
     2.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     2.2 +++ b/memtest/stuff/pack	Sun Aug 19 08:06:36 2012 +0200
     2.3 @@ -0,0 +1,41 @@
     2.4 +#!/bin/sh
     2.5 +if [ "$1" == "--build" ]; then
     2.6 +	cat >> $0 <<EOM
     2.7 +$(gzip -9 < ${2:-unpack.bin} | uuencode -m -)
     2.8 +EOT
     2.9 +EOM
    2.10 +	sed -i '/--build/,/^fi/d' $0
    2.11 +	exit
    2.12 +fi
    2.13 +
    2.14 +store()
    2.15 +{
    2.16 +	n=$1
    2.17 +	for i in $(seq 1 $4); do
    2.18 +		printf '\\\\x%02X' $(($n & 255))
    2.19 +		n=$(($n >> 8))
    2.20 +	done | xargs echo -en | dd conv=notrunc bs=1 of=$2 seek=$3
    2.21 +}
    2.22 +
    2.23 +setup="$(dd bs=1 count=1 if=$1 skip=497 | hexdump -e '"" 1/1 "%d" "\n"')"
    2.24 +syssize="$(dd bs=1 count=2 if=$1 skip=500 | hexdump -e '"" 1/2 "%d" "\n"')"
    2.25 +
    2.26 +compress()
    2.27 +{
    2.28 +	lz4demo -c1 stdin stdout
    2.29 +	echo -en "\x00\x00\x00\x00"
    2.30 +}
    2.31 +
    2.32 +main()
    2.33 +{
    2.34 +	dd if=$1 bs=512 count=1 >$2
    2.35 +	uudecode | gunzip >>$2
    2.36 +	dd if=$1 bs=512 count=$setup skip=1 | compress >>$2
    2.37 +	dd if=$1 bs=16 count=$syssize skip=$((32*(1+$setup))) | compress >>$2
    2.38 +	size=$(stat -c %s $2)
    2.39 +	store $((($size-512)/16)) $2 520 2
    2.40 +	store $((($size-2560)/16)) $2 500 2
    2.41 +	store 4 $2 497 1
    2.42 +}
    2.43 +
    2.44 +main $1 $2 2>/dev/null <<EOT
     3.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     3.2 +++ b/memtest/stuff/unlz4.S	Sun Aug 19 08:06:36 2012 +0200
     3.3 @@ -0,0 +1,105 @@
     3.4 +/*
     3.5 + * Lz4Decode:
     3.6 +#ifndef FLAT32
     3.7 + *   input   ds:si=inStream, es:di=outStream
     3.8 + *   output  outStream[], ds:si, es:di
     3.9 +	.code16
    3.10 +#else
    3.11 + *   input   esi=inStream, edi=outStream
    3.12 + *   output  outStream[], esi, edi
    3.13 +	.code32
    3.14 +#endif
    3.15 + */
    3.16 + 
    3.17 +#define ARCHIVE_MAGICNUMBER 0x184C2102
    3.18 +
    3.19 +lz4main:
    3.20 +	cld
    3.21 +	lodsl			// get chunkSize
    3.22 +	cmpl	$ARCHIVE_MAGICNUMBER, %eax
    3.23 +	je	lz4main
    3.24 +	orl	%eax, %eax	// end of file ?
    3.25 +	je	lz4quit
    3.26 +	xchgl	%eax, %edx
    3.27 +lz4chunk:			// uncompress chunk
    3.28 +	lodsb			// get token
    3.29 +	decl	%edx
    3.30 +	movzbl	%al, %ebx
    3.31 +	shrb	$4, %al
    3.32 +	call	lz4len		// get literal length, %eax < 255
    3.33 +	incl	%ecx
    3.34 +	stc
    3.35 +	sbbl	%ecx, %edx
    3.36 +	pushf	
    3.37 +	call	lz4mov		// copy literals
    3.38 +	popf
    3.39 +	js	lz4main
    3.40 +	lodsw			// get string address
    3.41 +#ifndef FLAT32
    3.42 +	pushw	%bx
    3.43 +	movw	%di, %bx
    3.44 +	subl	%eax, %ebx
    3.45 +	popw	%ax
    3.46 +	call	lz4len		// get string length
    3.47 +	pushw	%ds
    3.48 +	pushw	%si
    3.49 +	pushw	%es
    3.50 +	popw	%ds
    3.51 +	movw	$0xF, %si
    3.52 +	andw	%bx, %si
    3.53 +	shrl	$4, %ebx
    3.54 +	addl	$4+1, %ecx
    3.55 +	movw	%bx, %bp
    3.56 +	call	lz4mov2		// copy string
    3.57 +	popw	%si
    3.58 +	popw	%ds
    3.59 +#else
    3.60 +	negl	%eax
    3.61 +	xchgl	%eax, %ebx
    3.62 +	addl	%edi, %ebx
    3.63 +	call	lz4len		// get string length
    3.64 +	pushl	%esi
    3.65 +	xchgl	%ebx, %esi
    3.66 +	call	lz4mov		// copy string
    3.67 +	popl	%esi
    3.68 +#endif
    3.69 +	jmp	lz4chunk
    3.70 +
    3.71 +lz4len:				// get length in %ecx
    3.72 +	andl	$0xF, %eax
    3.73 +	movl	%eax, %ecx
    3.74 +	cmpb	$0xF, %al
    3.75 +	jne	lz4quit
    3.76 +lz4len2:
    3.77 +	lodsb
    3.78 +	decl	%edx		// remaining chunk size
    3.79 +	addl	%eax, %ecx
    3.80 +	cmpb	$0xFF, %al
    3.81 +	je	lz4len2
    3.82 +lz4quit:
    3.83 +	ret
    3.84 +
    3.85 +lz4movlp:
    3.86 +	movsb
    3.87 +#ifndef FLAT32
    3.88 +	movw	$0x800, %bp
    3.89 +	orw	%di, %di
    3.90 +	jns	lz4di
    3.91 +	subw	$0x8000, %di
    3.92 +	movw	%es, %ax
    3.93 +	addw	%bp, %ax
    3.94 +	movw	%ax, %es
    3.95 +lz4di:
    3.96 +	orw	%si, %si
    3.97 +	jns	lz4si
    3.98 +	subw	$0x8000, %si
    3.99 +lz4mov2:
   3.100 +	movw	%ds, %ax
   3.101 +	addw	%bp, %ax
   3.102 +	movw	%ax, %ds
   3.103 +lz4si:
   3.104 +#endif
   3.105 +lz4mov:
   3.106 +	decl	%ecx
   3.107 +	jnz	lz4movlp
   3.108 +	ret
     4.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     4.2 +++ b/memtest/stuff/unpack.S	Sun Aug 19 08:06:36 2012 +0200
     4.3 @@ -0,0 +1,83 @@
     4.4 +#define TOP	0x8FF00
     4.5 +#define SYSTEM	0x10000
     4.6 +#define SETUP	4
     4.7 +
     4.8 +	.text
     4.9 +	.code16
    4.10 +	.org	0
    4.11 +
    4.12 +	.globl	_start
    4.13 +_start:
    4.14 +	pushf
    4.15 +	pushw	%cs
    4.16 +	call	getip
    4.17 +getip:
    4.18 +	pushal
    4.19 +	movw	$0, %bx		// packed sizes
    4.20 +	movw	%sp, %bp
    4.21 +#define START_IP	32(%bp)
    4.22 +	pushw	%ds
    4.23 +	pushw	%es
    4.24 +	subw	$getip-_start, START_IP
    4.25 +
    4.26 +	cld
    4.27 +	pushw	%cs
    4.28 +	popw	%ds	
    4.29 +	movw	$TOP/16, %ax
    4.30 +	movw	%ax, %es
    4.31 +	subw	%bx, %ax	// moved packed data
    4.32 +	movw	START_IP, %si
    4.33 +	movw	$moved-_start, %di
    4.34 +	addw	%si, %di
    4.35 +	pushw	%ds		// save setup seg
    4.36 +	pushw	%es		// moved
    4.37 +	pushw	%di		//   unpack code
    4.38 +	movw	%si, %di
    4.39 +	movw	$end-_start, %cx
    4.40 +	rep
    4.41 +	movsb			// move upack code to $TOP
    4.42 +	pushw	%si		// data offset
    4.43 +	movw	%ax, %es
    4.44 +	movw	$SETUP*512, %cx
    4.45 +	subw	$SETUP*32, %bx
    4.46 +	xorw	%si, %si
    4.47 +	xorw	%di, %di
    4.48 +	rep
    4.49 +	movsb			// move header part
    4.50 +	pushw	$SYSTEM/16
    4.51 +	popw	%ds
    4.52 +movlp:
    4.53 +	xorw	%si, %si
    4.54 +	movw	$8, %cx
    4.55 +	rep
    4.56 +	movsw			// move system part
    4.57 +	subw	$16, %di
    4.58 +	movw	%ds, %cx
    4.59 +	incw	%cx
    4.60 +	movw	%cx, %ds
    4.61 +	movw	%es, %cx
    4.62 +	incw	%cx
    4.63 +	movw	%cx, %es
    4.64 +	decw	%bx
    4.65 +	jns	movlp
    4.66 +	popw	%si		// data offset
    4.67 +	movw	%ax, %ds
    4.68 +	retf
    4.69 +
    4.70 +moved:
    4.71 +	popw	%es		// restore setup seg
    4.72 +	movw	START_IP, %di
    4.73 +	call	unpack		// unpack setup
    4.74 +	pushw	$SYSTEM/16
    4.75 +	popw	%es
    4.76 +	xorw	%di,%di
    4.77 +	call	unpack		// unpack system
    4.78 +	popw	%es
    4.79 +	popw	%ds
    4.80 +	popal
    4.81 +	iret
    4.82 +
    4.83 +unpack:
    4.84 +#include "unlz4.S"
    4.85 +
    4.86 +end:
     5.1 --- a/qemacs-tiny/receipt	Fri Aug 17 15:30:50 2012 +0000
     5.2 +++ b/qemacs-tiny/receipt	Sun Aug 19 08:06:36 2012 +0200
     5.3 @@ -18,7 +18,7 @@
     5.4  compile_rules()
     5.5  {
     5.6  	cd $src
     5.7 -	export CFLAGS="-Wno-error=unused-but-set-variable"
     5.8 +	export CFLAGS="-Wno-error=unused-but-set-variable -O2"
     5.9  	sed -i 's/\(define SAVED_DATA_SIZE \).*/\1 __builtin_offsetof(EditState,end_of_saved_data)/' qe.h
    5.10  	./configure --prefix=/usr --enable-tiny && make qe
    5.11  }