initial

28 files changed, 3195 insertions, 0 deletions

diff --git a/52row7 b/52row7
new file mode 100644
index 0000000..488753a
--- /dev/null
+++ b/52row7
@@ -0,0 +1,60 @@
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diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..ab99b7b
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,15 @@
+TARGET = life
+INCLUDE = .
+BYTES_PER_PIXEL=4
+KVER=26
+
+$(TARGET): main.o
+	ld -melf_i386 --strip-all --omagic -o $(TARGET) main.o
+
+main.o: main.s defs.s
+	as --32 -o main.o main.s -I$(INCLUDE) --defsym KVER=$(KVER) --defsym BYTES_PER_PIXEL=$(BYTES_PER_PIXEL)
+
+clean:
+	@echo cleaning...
+	@rm -f *~ *.o core*
+
diff --git a/TODO b/TODO
new file mode 100644
index 0000000..e3e71a9
--- /dev/null
+++ b/TODO
@@ -0,0 +1,2 @@
+1. pause/next
+2. manually set 2 bytes per pixel
diff --git a/bpp.s b/bpp.s
new file mode 100644
index 0000000..e775e97
--- /dev/null
+++ b/bpp.s
@@ -0,0 +1,17 @@
+.ifndef __BPP__
+.equ __BPP__, 1
+
+.ifndef BYTES_PER_PIXEL
+	.error "BYTES_PER_PIXEL not defined"
+.else
+	.if BYTES_PER_PIXEL == 4
+		.equ BPP_SHIFT, 2
+		.equ FULLBPP, 1
+	.elseif BYTES_PER_PIXEL == 2
+		.equ BPP_SHIFT, 1
+	.else
+		.error "BYTES_PER_PIXEL must be 2 or 4"
+	.endif
+.endif
+
+.endif
diff --git a/defs.s b/defs.s
new file mode 100644
index 0000000..f89f657
--- /dev/null
+++ b/defs.s
@@ -0,0 +1,85 @@
+O_RDONLY = 0
+O_WRONLY = 1
+O_RDWR = 2
+O_NONBLOCK = 04000
+
+F_GETFL = 3
+F_SETFL = 4
+
+R_OK = 4
+
+S_IFREG = 0x8000
+S_IFMT = 0xf000
+S_IFDIR = 0x4000
+
+PROT_READ = 0x01
+PROT_WRITE = 0x02
+MAP_SHARED = 0x01
+
+FBIOGET_VSCREENINFO = 0x4600
+VT_GETSTATE = 0x5603
+VT_GETMODE = 0x5601
+VT_SETMODE = 0x5602
+VT_PROCESS = 0x01
+VT_RELDISP = 0x5605
+KDSETMODE = 0x4b3a
+KD_TEXT = 0x00
+KD_GRAPHICS = 0x01
+TCGETA = 0x5405
+TCSETAF = 0x5408
+TCGETS = 0x5401
+TCSETSF = 0x5404
+ECHO = 010
+ICANON = 002
+
+CELL_WIDTH = 5
+CELL_HEIGHT = 5
+
+SIGINT = 2
+SIGQUIT = 3
+SIGILL = 4
+SIGABRT = 6
+SIGBUS = 7
+SIGTERM = 15
+SIGTSTP = 20
+SIGSEGV = 11
+SIGUSR1 = 10
+SIGUSR2 = 12
+SIG_IGN = 1
+SA_RESTART = 0x10000000
+
+# life_map sizes
+
+WIDTH = 384
+HEIGHT = 216
+TOTAL = WIDTH * HEIGHT
+WIDTH_EXT = WIDTH + 2
+HEIGHT_EXT = HEIGHT + 2
+TOTAL_EXT = WIDTH_EXT * HEIGHT_EXT
+START = WIDTH_EXT + 1
+END = WIDTH_EXT * HEIGHT + WIDTH
+
+TOP_LEFT = WIDTH_EXT + 1
+TOP_RIGHT = WIDTH_EXT + WIDTH
+BOTTOM_LEFT = WIDTH_EXT * HEIGHT + 1
+BOTTOM_RIGHT = WIDTH_EXT * HEIGHT + WIDTH
+
+TOP_LEFT_EXT = 0
+TOP_RIGHT_EXT = WIDTH_EXT - 1
+BOTTOM_LEFT_EXT = WIDTH_EXT * (HEIGHT + 1)
+BOTTOM_RIGHT_EXT = WIDTH_EXT * (HEIGHT + 1) + WIDTH + 1
+
+BOTTOM = WIDTH_EXT * (HEIGHT + 1) + 1
+LASTROW = WIDTH_EXT * HEIGHT + 1
+RIGHT = WIDTH_EXT + WIDTH + 1
+LASTCOL = WIDTH_EXT + WIDTH
+LEFT = WIDTH_EXT
+
+BUF_SIZE = 1024
+
+CLONE_VM = 0x00000100
+__WCLONE = 0x80000000
+
+POLLIN = 0x0001
+POLL_TIMEOUT = 5000
+
diff --git a/main.s b/main.s
new file mode 100644
index 0000000..2bbf30e
--- /dev/null
+++ b/main.s
@@ -0,0 +1,995 @@
+.include "syscall.s"
+.include "defs.s"
+.include "bpp.s"
+
+.ifdef FULLBPP
+	BLACK = 0x00000000
+	COLOR = 0x0000ff00
+.else
+	BLACK = 0x0000
+	COLOR = 0x0f00
+.endif
+
+.macro push_color color
+.ifdef FULLBPP
+	pushl \color
+.else
+	pushw \color
+.endif
+.endm
+
+.macro rep_stos_color
+.ifdef FULLBPP
+	rep stosl
+.else
+	rep stosw
+.endif
+.endm
+
+.macro mov_color_to_eax color
+.ifdef FULLBPP
+	movl \color, %eax
+.else
+	movw \color, %ax
+.endif
+.endm
+
+.macro copy_row src, dst
+	movl \src, %esi
+	movl \dst, %edi
+
+	movl $WIDTH, %ecx
+	rep movsb
+.endm
+
+.macro copy_col src, dst
+	movl \src, %esi
+	movl \dst, %edi
+
+	movl $HEIGHT, %ecx
+	1:
+	movsb
+	addl $WIDTH + 1, %esi
+	addl $WIDTH + 1, %edi
+	decl %ecx
+	testl %ecx, %ecx
+	jnz 1b
+.endm
+
+.macro copy src, dst
+	movl \src, %esi
+	movl \dst, %edi
+	movsb
+.endm
+
+DRAWCELL_ARGLEN = 8 + BYTES_PER_PIXEL
+
+.equ EV_REL, 1
+.equ EV_ACQ, 2
+.equ EV_EXIT, 4
+.equ EV_RESTART, 8 # re-read file and draw life again
+
+.equ M_OPEN, 0001
+.equ M_MMAP, 0002
+.equ M_ICANON, 0004
+.equ M_GRAPHICS, 0010
+
+.text
+.globl _start
+_start:
+	movl %esp, %ebp
+	movl (%ebp), %eax
+	decl %eax
+	testl %eax, %eax
+	jnz 1f
+
+	movl $SYS_WRITE, %eax
+	movl $2, %ebx
+	movl $str_usage, %ecx
+	movl $str_usage_len, %edx
+	int $0x80
+
+	xorl %eax, %eax
+	jmp exit
+
+	1:
+
+# check first command line arg for access
+
+	movl $SYS_ACCESS, %eax
+	movl 8(%ebp), %ebx
+	movl $R_OK, %ecx
+	int $0x80
+
+	testl %eax, %eax
+	jnz access_error
+
+# check if arg is a directory
+
+	subl $64, %esp
+	movl $SYS_STAT, %eax
+	movl 8(%ebp), %ebx
+	movl %esp, %ecx
+	int $0x80
+
+	testl %eax, %eax
+	jnz stat_error
+
+	movw 8(%esp), %ax
+	andw $S_IFMT, %ax
+	subw $S_IFDIR, %ax
+	testw %ax, %ax
+	jnz 1f
+
+	pushl $0
+	pushl $str_fnot
+	pushl 8(%ebp)
+	call print_strings
+	jmp restore
+
+	1:
+	addl $(64 - 6), %esp
+
+# test if stdin refers to linux console
+
+	movl $SYS_IOCTL, %eax
+	xorl %ebx, %ebx
+	movl $VT_GETSTATE, %ecx
+	movl %esp, %edx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+	addl $6, %esp
+
+# open frame buffer device
+
+	movl $SYS_OPEN, %eax
+	movl $fbdev, %ebx
+	movl $O_RDWR, %ecx
+	int $0x80
+
+	cmpl $0, %eax
+	jl open_error
+
+	orb $M_OPEN, (prog_mode)
+
+	subl $200, %esp
+	movl %eax, (desc)
+
+# get frame buffer screeninfo
+
+	movl %eax, %ebx
+	movl $SYS_IOCTL, %eax
+	movl $FBIOGET_VSCREENINFO, %ecx
+	movl %esp, %edx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+	movl %esp, %esi
+	movl $res, %edi
+	movl $2, %ecx
+	rep movsl
+
+	addl $200, %esp
+	movl (res), %eax
+	mull (res + 4)
+	shll $BPP_SHIFT, %eax
+	movl %eax, (fbsize)
+
+# mmap fbdev into memory
+
+	pushl $0
+	pushl (desc)
+	pushl $MAP_SHARED
+	pushl $(PROT_READ | PROT_WRITE)
+	pushl (fbsize)
+	pushl $0
+	movl $SYS_MMAP, %eax
+	movl %esp, %ebx
+	int $0x80
+
+	movl %eax, %ebx
+	notl %ebx
+	testl $0xffffff00, %ebx
+	jz mmap_error
+
+	movl %eax, (fbmem)
+
+	addl $24, %esp
+	orb $M_MMAP, (prog_mode)
+
+	movl $SYS_CLOSE, %eax
+	movl (desc), %ebx
+	int $0x80
+
+	andb $~M_OPEN, (prog_mode)
+
+# set signal handlers
+
+	xorl %edx, %edx
+	pushl %edx
+	pushl $SA_RESTART
+	pushl %edx
+	pushl $vt_switch_catch
+	movl %esp, %ecx
+
+	movl $SYS_SIGACTION, %eax
+	movl $SIGUSR1, %ebx
+	int $0x80
+
+	movl $SYS_SIGACTION, %eax
+	movl $SIGUSR2, %ebx
+	int $0x80
+
+	movl $sig_die_catch, (%esp)
+	movl $sig_die_set, %esi
+
+	1:
+	lodsb
+	testb %al, %al
+	jz 2f
+
+	movzx %al, %ebx
+	movl $SYS_SIGACTION, %eax
+	int $0x80
+	jmp 1b
+
+	2:
+	movl $SIG_IGN, (%esp)
+	movl $SYS_SIGACTION, %eax
+	movl $SIGTSTP, %ebx
+	int $0x80
+
+	addl $16, %esp
+
+# set O_NONBLOCK flag for stdin
+
+	movl $SYS_FCNTL, %eax
+	xorl %ebx, %ebx
+	movl $F_GETFL, %ecx
+	int $0x80
+
+	cmpl $0, %eax
+	jl fcntl_error
+
+	orl $O_NONBLOCK, %eax
+	movl %eax, %edx
+	movl $SYS_FCNTL, %eax
+	movl $F_SETFL, %ecx
+	int $0x80
+
+	testl %eax, %eax
+	jnz fcntl_error
+
+# initialise virtual terminal
+
+	subl $8, %esp
+
+	movl $SYS_IOCTL, %eax
+	movl $VT_GETMODE, %ecx
+	movl %esp, %edx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+	movb $VT_PROCESS, (%esp)
+	movb $0, 1(%esp)
+	movw $SIGUSR1, 2(%esp)
+	movw $SIGUSR2, 4(%esp)
+
+	movl $SYS_IOCTL, %eax
+	movl $VT_SETMODE, %ecx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+	addl $8, %esp
+
+# set non-canonical and non-echo input mode
+
+	movl $SYS_IOCTL, %eax
+	movl $TCGETS, %ecx
+	movl $termios, %edx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+	pushl (termios + 12)
+	andl $~(ICANON | ECHO), (termios + 12)
+	movl $SYS_IOCTL, %eax
+	movl $TCSETSF, %ecx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+	popl (termios + 12)
+	orb $M_ICANON, (prog_mode)
+
+# set graphics mode
+
+	movl $SYS_IOCTL, %eax
+	movl $KDSETMODE, %ecx
+	movl $KD_GRAPHICS, %edx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+	orb $M_GRAPHICS, (prog_mode)
+
+# now we are able to read from file
+
+read_file:
+
+	movl $SYS_OPEN, %eax
+	movl 8(%ebp), %ebx
+	movl $O_RDONLY, %ecx
+	int $0x80
+
+	cmpl $0, %eax
+	jl open_error
+
+	movl %eax, (desc)
+	orb $M_OPEN, (prog_mode)
+
+	subl $BUF_SIZE + 8, %esp
+	movl $life_map + START, %edi
+	movl $WIDTH, -4(%ebp)
+	movl $TOTAL, -8(%ebp)
+
+read_next:
+	movl $SYS_READ, %eax
+	movl (desc), %ebx
+	movl %esp, %ecx
+	movl $BUF_SIZE, %edx
+	int $0x80
+
+	cmpl $0, %eax
+	jl read_error
+	je read_end
+
+	movl %eax, %ebx
+	movl -4(%ebp), %ecx
+	movl -8(%ebp), %edx
+	movl %esp, %esi
+
+.read_char:
+	lodsb
+	subb $'0, %al
+	testb $0b11111110, %al
+	jnz .inc_count
+
+	stosb
+	decl %ecx
+	decl %edx
+	testl %ecx, %ecx
+	jnz 1f
+
+	addl $2, %edi
+	movl $WIDTH, %ecx
+
+	1:	testl %edx, %edx
+	jz read_end
+
+.inc_count:
+	decl %ebx
+	testl %ebx, %ebx
+	jnz .read_char
+
+	movl %ecx, -4(%ebp)
+	movl %edx, -8(%ebp)
+	jmp read_next
+
+read_end:
+
+	addl $BUF_SIZE + 8, %esp
+
+	movl $SYS_CLOSE, %eax
+	movl (desc), %ebx
+	int $0x80
+
+	andb $~M_OPEN, (prog_mode)
+
+# starting child thread for reading keys from tty
+# if started (child_pid not NULL) - skip
+
+	movl (child_pid), %eax
+	testl %eax, %eax
+	jnz life_start
+
+	movl $SYS_CLONE, %eax
+	movl $CLONE_VM, %ebx
+	xorl %ecx, %ecx
+	int $0x80
+
+	cmpl $0, %eax
+	jl clone_error
+
+	testl %eax, %eax
+	jz child_thread
+
+	movl %eax, (child_pid)
+
+# drawing first generation from life_map
+
+	subl $TOTAL, %esp
+
+life_start:
+
+	movl (fbmem), %edi
+	movl (fbsize), %ecx
+	shrl $BPP_SHIFT, %ecx
+	mov_color_to_eax $BLACK
+	rep_stos_color
+
+	movl $0, (curx)
+	movl $0, (cury)
+	movl $life_map + START, %esi
+	movl $HEIGHT, %edx
+.L1:
+	movl $WIDTH, %ecx
+.L2:
+	lodsb
+	testb %al, %al
+	jz 1f
+
+	push_color $COLOR
+	pushl (cury)
+	pushl (curx)
+	call drawcell
+
+	addl $DRAWCELL_ARGLEN, %esp
+
+	1:
+	addl $CELL_WIDTH, (curx)
+	decl %ecx
+	testl %ecx, %ecx
+	jnz .L2
+
+	addl $2, %esi
+	decl %edx
+	movl $0, (curx)
+	addl $CELL_HEIGHT, (cury)
+	testl %edx, %edx
+	jnz .L1
+
+# calc new generation, redraw display on fly
+
+life_loop:
+
+	movb (event), %al
+	testb %al, %al
+	jnz event_handler
+
+	movl $SYS_NANOSLEEP, %eax
+	movl $timespec, %ebx
+	movl $0, %ecx
+	int $0x80
+
+	movb (event), %al
+	testb %al, %al
+	jnz event_handler
+
+resume:
+
+	copy_row $life_map + START, $life_map + BOTTOM
+	copy_row $life_map + LASTROW, $life_map + 1
+	copy_col $life_map + START, $life_map + RIGHT
+	copy_col $life_map + LASTCOL, $life_map + LEFT
+
+	copy $life_map + TOP_LEFT, $life_map + BOTTOM_RIGHT_EXT
+	copy $life_map + TOP_RIGHT, $life_map + BOTTOM_LEFT_EXT
+	copy $life_map + BOTTOM_RIGHT, $life_map + TOP_LEFT_EXT
+	copy $life_map + BOTTOM_LEFT,  $life_map + TOP_RIGHT_EXT
+
+	movl $life_map + START, %esi
+	movl %esp, %edi
+	movl $HEIGHT, %edx
+	movl $0, (curx)
+	movl $0, (cury)
+
+scan_next_line:
+	movl $WIDTH, %ecx
+scan_next_cell:
+	movb -WIDTH_EXT-1(%esi), %al
+	addb -WIDTH_EXT(%esi), %al
+	addb -WIDTH_EXT+1(%esi), %al
+	addb -1(%esi), %al
+	addb 1(%esi), %al
+	addb WIDTH_EXT-1(%esi), %al
+	addb WIDTH_EXT(%esi), %al
+	addb WIDTH_EXT+1(%esi), %al
+
+	movb %al, %ah
+	lodsb
+	testb %al, %al
+	jz zero_cell
+
+	testb $0b11111110, %ah
+	jz 1f
+	testb $0b11111100, %ah
+	jz store_val
+
+	1:
+	push_color $BLACK
+	pushl (cury)
+	pushl (curx)
+	call drawcell
+	addl $DRAWCELL_ARGLEN, %esp
+
+	xorb %al, %al
+	jmp store_val
+
+zero_cell:
+	cmpb $3, %ah
+	jne store_val
+
+	push_color $COLOR
+	pushl (cury)
+	pushl (curx)
+	call drawcell
+	addl $DRAWCELL_ARGLEN, %esp
+
+	incb %al
+store_val:
+	stosb
+	addl $CELL_WIDTH, (curx)
+	decl %ecx
+	testl %ecx, %ecx
+	jnz scan_next_cell
+
+	decl %edx
+	movl $0, (curx)
+	addl $CELL_HEIGHT, (cury)
+	addl $2, %esi
+	testl %edx, %edx
+	jnz scan_next_line
+
+# store new generation to life_map
+
+	movl $HEIGHT, %edx
+	movl %esp, %esi
+	movl $life_map + START, %edi
+	1:
+	movl $WIDTH, %ecx
+	rep movsb
+	addl $2, %edi
+	decl %edx
+	testl %edx, %edx
+	jnz 1b
+
+	jmp life_loop
+
+event_handler:
+	movb $0, (event)
+
+	testb $EV_REL, %al
+	jnz release_display
+	testb $EV_RESTART, %al
+	jnz read_file
+
+# is case when life is started, when its virtual terminal is nonactive
+# when this vt activated, process recieve SIGUSR2 signal
+# and sets variable event to EV_ACQ
+# and we must catch it, without this code process will finish
+
+	testb $EV_ACQ, %al 
+	jnz resume
+
+restore:
+	xorl %ebx, %ebx
+
+	testb $M_GRAPHICS, (prog_mode)
+	jz .rest_icanon
+
+	movl $SYS_IOCTL, %eax
+	movl $KDSETMODE, %ecx
+	movl $KD_TEXT, %edx
+	int $0x80
+
+.rest_icanon:
+	testb $M_ICANON, (prog_mode)
+	jz .rest_mmap
+
+	movl $SYS_IOCTL, %eax
+	movl $TCSETSF, %ecx
+	movl $termios, %edx
+	int $0x80
+
+.rest_mmap:
+	testb $M_MMAP, (prog_mode)
+	jz .rest_open
+
+	movl $SYS_MUNMAP, %eax
+	movl (fbmem), %ebx
+	movl (fbsize), %ecx
+	int $0x80
+
+.rest_open:
+	testb $M_OPEN, (prog_mode)
+	jz exit
+
+	movl $SYS_CLOSE, %eax
+	movl (desc), %ebx
+	int $0x80
+
+exit:
+	movl %eax, %ebx
+	movl $SYS_EXIT, %eax
+	int $0x80
+
+release_display:
+	movl $SYS_IOCTL, %eax
+	xorl %ebx, %ebx
+	movl $VT_RELDISP, %ecx
+	movl $1, %edx
+	int $0x80
+
+	testl %eax, %eax
+	jnz ioctl_error
+
+.loop_acq:
+	movl $SYS_PAUSE, %eax
+	int $0x80
+
+	testb $EV_ACQ, (event)
+	jz .loop_acq
+
+	movb $0, (event)
+	jmp life_start
+
+# signal handler's functions
+
+vt_switch_catch:
+	movl 4(%esp), %eax
+	testl $~SIGUSR1, %eax
+	jnz 1f
+
+	movb $EV_REL, (event)
+	jmp .vt_switch_ret
+
+	1:
+	testl $~SIGUSR2, %eax
+	jnz .vt_switch_ret
+	
+	movb $EV_ACQ, (event)
+
+.vt_switch_ret:
+	ret
+
+sig_die_catch:
+	pushl %ebp
+	movl %esp, %ebp
+
+	subl $9, %esp
+	movl %esp, %eax
+	pushl %eax
+	pushl 8(%ebp)
+	call itoa
+
+	pushl $0
+	pushl $str_ret
+	leal -3(%ebp), %eax
+	pushl %eax
+	pushl $str_intr
+	call print_strings
+
+	leave
+
+	movl (child_pid), %ebx
+	testl %ebx, %ebx
+	jz restore
+
+	movl $SYS_GETPID, %eax
+	int $0x80
+
+	cmpl %ebx, %eax
+	jne .kill_child
+
+	movl $0, (child_pid)
+	jmp exit
+
+.kill_child:
+	movl $SYS_KILL, %eax
+	movl $SIGINT, %ecx
+	int $0x80
+
+	testl %eax, %eax
+	jnz kill_error
+
+	movl $SYS_WAITPID, %eax
+	xorl %ecx, %ecx
+	movl $__WCLONE, %edx
+	int $0x80
+
+	cmpl %ebx, %eax
+	jne waitpid_error
+
+	jmp restore
+
+# draw rectangle CELL_WIDTH * CELL_HEIGHT
+
+drawcell:
+	pushal
+	movl (fbmem), %edi
+	movl 40(%esp), %eax
+	mull (res)
+	addl 36(%esp), %eax
+	shll $BPP_SHIFT, %eax
+	addl %eax, %edi
+	movl $CELL_HEIGHT, %edx
+	mov_color_to_eax 44(%esp)
+
+	movl (res), %ebx
+	shll $BPP_SHIFT, %ebx
+
+	.draw_line:
+	movl $CELL_WIDTH, %ecx
+	pushl %edi
+	rep_stos_color
+
+	popl %edi
+	addl %ebx, %edi
+	decl %edx
+	testl %edx, %edx
+	jnz .draw_line
+
+	popal
+	ret
+
+child_thread:
+	movw $POLLIN, (pollfd + 4)
+	decl %esp
+
+poll_loop:
+	movl $SYS_POLL, %eax
+	movl $pollfd, %ebx
+	movl $1, %ecx
+	movl $POLL_TIMEOUT, %edx
+	int $0x80
+
+	cmpl $1, %eax
+	jne poll_loop
+	testw $POLLIN, (pollfd + 6)
+	jz poll_loop
+
+	movl $SYS_READ, %eax
+	xorl %ebx, %ebx
+	movl %esp, %ecx
+	movl $1, %edx
+	int $0x80
+
+	cmpl $0, %eax
+	jl read_error
+
+	testl %eax, %eax
+	jz poll_loop
+
+	movb (%esp), %al
+	cmpb $'q, %al
+	jne 1f
+
+	movb $EV_EXIT, (event)
+	jmp exit
+
+	1:
+	cmpb $'r, %al
+	jne 1f
+	movb $EV_RESTART, (event)
+
+	1:
+	jmp poll_loop
+
+# some functions to output error message
+
+open_error:
+	pushl $str_open
+	jmp sys_error
+
+read_error:
+	pushl $str_read
+	jmp sys_error
+
+ioctl_error:
+	pushl $str_ioctl
+	jmp sys_error
+
+access_error:
+	pushl $str_access
+	jmp sys_error
+
+clone_error:
+	pushl $str_clone
+	jmp sys_error
+
+kill_error:
+	pushl $str_kill
+	jmp sys_error
+
+waitpid_error:
+	pushl $str_waitpid
+	jmp sys_error
+
+fcntl_error:
+	pushl $str_fcntl
+	jmp sys_error
+
+stat_error:
+	pushl $str_stat
+	jmp sys_error
+
+mmap_error:
+	pushl $str_mmap
+
+sys_error:
+	pushl %ebp
+	movl %esp, %ebp
+
+	subl $44, %esp
+	leal -36(%ebp), %esi
+	movl %esi, 4(%esp)
+
+	negl %eax
+	movl %eax, (%esp)
+	call itoa
+	movl %ebx, (%esp)
+	addl $9, 4(%esp)
+	call itoa
+	movl %ecx, (%esp)
+	addl $9, 4(%esp)
+	call itoa
+	movl %edx, (%esp)
+	addl $9, 4(%esp)
+	call itoa
+
+	leal -9(%ebp), %eax
+
+	pushl $0
+	pushl $str_ret
+	pushl %eax
+	pushl $str_edx
+	subl $9, %eax
+	pushl %eax
+	pushl $str_ecx
+	subl $9, %eax
+	pushl %eax
+	pushl $str_ebx
+	subl $9, %eax
+	pushl %eax
+	pushl $str_eax
+	pushl 4(%ebp)
+	pushl $str_error
+	call print_strings
+
+	leave
+	jmp restore
+
+print_strings:
+	pushl %ebp
+	movl %esp, %ebp
+	subl $BUF_SIZE, %esp
+	leal 8(%ebp), %esi
+	movl %esp, %edi
+	xorl %edx, %edx
+
+.print_next:
+	movl (%esi), %ebx
+	testl %ebx, %ebx
+	jz .print_write
+
+/*
+	pushl %edx
+*/
+
+	pushl %esi
+	movl %ebx, %esi
+	1:
+	lodsb
+	testb %al, %al
+	jz 2f
+	stosb
+	incl %edx
+	jmp 1b
+
+	2:
+	popl %esi
+
+/*
+	popl %eax
+	subl %edx, %eax
+	negl %eax
+
+	pushl %ebx
+	pushl %eax
+	pushl $fmt
+	call printf
+	addl $12, %esp
+*/
+
+	addl $4, %esi
+	jmp .print_next
+
+.print_write:
+	movl $SYS_WRITE, %eax
+	movl $2, %ebx
+	movl %esp, %ecx
+	int $0x80
+
+	leave
+	ret
+
+itoa:
+	pushal
+	movl 36(%esp), %ebx
+	movl 40(%esp), %edi
+	movl $8, %ecx
+	1:
+	roll $4, %ebx
+	movb %bl, %al
+	andb $0x0f, %al
+	addb $'0, %al
+	cmpb $'9, %al
+	jle 2f
+	addb $0x27, %al
+	2:
+	stosb
+	loop 1b
+	xorb %al, %al
+	stosb
+	popal
+	ret
+
+.data
+fbdev:	.asciz "/dev/fb0"
+/*
+fmt:	.asciz "Debug: str(%d): %s\n"
+*/
+str_usage:	.ascii "Usage: life <life_map>\n"
+str_usage_len = .-str_usage
+str_ret:	.asciz "\n"
+str_fnot:	.asciz " is directory\n"
+str_intr:	.asciz "Interrupted by signal "
+str_error:	.asciz "syscall error: "
+str_eax:	.asciz "\n\tneg eax = 0x"
+str_ebx:	.asciz "\n\tebx = 0x"
+str_ecx:	.asciz "\n\tecx = 0x"
+str_edx:	.asciz "\n\tedx = 0x"
+str_ioctl:	.asciz "ioctl"
+str_mmap:	.asciz "mmap"
+str_kill:	.asciz "kill"
+str_open:	.asciz "open"
+str_read:	.asciz "read"
+str_waitpid:	.asciz "waitpid"
+str_clone:	.asciz "clone"
+str_access:	.asciz "access"
+str_stat:	.asciz "stat"
+str_fcntl:	.asciz "fcntl"
+sig_die_set:
+	.byte SIGINT, SIGQUIT, SIGILL, SIGABRT, SIGBUS, SIGTERM, SIGSEGV, 0
+
+timespec:
+	.int 0
+	.int 100000000
+
+.bss
+.comm desc, 4
+.comm fbmem, 4
+.comm fbsize, 4
+.comm life_map, TOTAL_EXT
+.comm res, 8
+.comm curx, 4
+.comm cury, 4
+.comm event, 1
+.comm termios, 36
+.comm prog_mode, 1
+.comm pollfd, 8
+.comm child_pid, 4
+
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diff --git a/samples/Makefile b/samples/Makefile
new file mode 100644
index 0000000..9aefeec
--- /dev/null
+++ b/samples/Makefile
@@ -0,0 +1,4 @@
+clean:
+	@echo cleaing...
+	@rm -f *~
+
diff --git a/samples/blank b/samples/blank
new file mode 100644
index 0000000..f6733f2
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new file mode 100644
index 0000000..9fe2186
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diff --git a/syscall-24.s b/syscall-24.s
new file mode 100644
index 0000000..edbfefa
--- /dev/null
+++ b/syscall-24.s
@@ -0,0 +1,254 @@
+/* from linux-2.4.34: incude/asm/unistd.h */
+
+.equ SYS_EXIT, 1
+.equ SYS_FORK, 2
+.equ SYS_READ, 3
+.equ SYS_WRITE, 4
+.equ SYS_OPEN, 5
+.equ SYS_CLOSE, 6
+.equ SYS_WAITPID, 7
+.equ SYS_CREAT, 8
+.equ SYS_LINK, 9
+.equ SYS_UNLINK, 10
+.equ SYS_EXECVE, 11
+.equ SYS_CHDIR, 12
+.equ SYS_TIME, 13
+.equ SYS_MKNOD, 14
+.equ SYS_CHMOD, 15
+.equ SYS_LCHOWN, 16
+.equ SYS_BREAK, 17
+.equ SYS_OLDSTAT, 18
+.equ SYS_LSEEK, 19
+.equ SYS_GETPID, 20
+.equ SYS_MOUNT, 21
+.equ SYS_UMOUNT, 22
+.equ SYS_SETUID, 23
+.equ SYS_GETUID, 24
+.equ SYS_STIME, 25
+.equ SYS_PTRACE, 26
+.equ SYS_ALARM, 27
+.equ SYS_OLDFSTAT, 28
+.equ SYS_PAUSE, 29
+.equ SYS_UTIME, 30
+.equ SYS_STTY, 31
+.equ SYS_GTTY, 32
+.equ SYS_ACCESS, 33
+.equ SYS_NICE, 34
+.equ SYS_FTIME, 35
+.equ SYS_SYNC, 36
+.equ SYS_KILL, 37
+.equ SYS_RENAME, 38
+.equ SYS_MKDIR, 39
+.equ SYS_RMDIR, 40
+.equ SYS_DUP, 41
+.equ SYS_PIPE, 42
+.equ SYS_TIMES, 43
+.equ SYS_PROF, 44
+.equ SYS_BRK, 45
+.equ SYS_SETGID, 46
+.equ SYS_GETGID, 47
+.equ SYS_SIGNAL, 48
+.equ SYS_GETEUID, 49
+.equ SYS_GETEGID, 50
+.equ SYS_ACCT, 51
+.equ SYS_UMOUNT2, 52
+.equ SYS_LOCK, 53
+.equ SYS_IOCTL, 54
+.equ SYS_FCNTL, 55
+.equ SYS_MPX, 56
+.equ SYS_SETPGID, 57
+.equ SYS_ULIMIT, 58
+.equ SYS_OLDOLDUNAME, 59
+.equ SYS_UMASK, 60
+.equ SYS_CHROOT, 61
+.equ SYS_USTAT, 62
+.equ SYS_DUP2, 63
+.equ SYS_GETPPID, 64
+.equ SYS_GETPGRP, 65
+.equ SYS_SETSID, 66
+.equ SYS_SIGACTION, 67
+.equ SYS_SGETMASK, 68
+.equ SYS_SSETMASK, 69
+.equ SYS_SETREUID, 70
+.equ SYS_SETREGID, 71
+.equ SYS_SIGSUSPEND, 72
+.equ SYS_SIGPENDING, 73
+.equ SYS_SETHOSTNAME, 74
+.equ SYS_SETRLIMIT, 75
+.equ SYS_GETRLIMIT, 76
+.equ SYS_GETRUSAGE, 77
+.equ SYS_GETTIMEOFDAY, 78
+.equ SYS_SETTIMEOFDAY, 79
+.equ SYS_GETGROUPS, 80
+.equ SYS_SETGROUPS, 81
+.equ SYS_SELECT, 82
+.equ SYS_SYMLINK, 83
+.equ SYS_OLDLSTAT, 84
+.equ SYS_READLINK, 85
+.equ SYS_USELIB, 86
+.equ SYS_SWAPON, 87
+.equ SYS_REBOOT, 88
+.equ SYS_READDIR, 89
+.equ SYS_MMAP, 90
+.equ SYS_MUNMAP, 91
+.equ SYS_TRUNCATE, 92
+.equ SYS_FTRUNCATE, 93
+.equ SYS_FCHMOD, 94
+.equ SYS_FCHOWN, 95
+.equ SYS_GETPRIORITY, 96
+.equ SYS_SETPRIORITY, 97
+.equ SYS_PROFIL, 98
+.equ SYS_STATFS, 99
+.equ SYS_FSTATFS, 100
+.equ SYS_IOPERM, 101
+.equ SYS_SOCKETCALL, 102
+.equ SYS_SYSLOG, 103
+.equ SYS_SETITIMER, 104
+.equ SYS_GETITIMER, 105
+.equ SYS_STAT, 106
+.equ SYS_LSTAT, 107
+.equ SYS_FSTAT, 108
+.equ SYS_OLDUNAME, 109
+.equ SYS_IOPL, 110
+.equ SYS_VHANGUP, 111
+.equ SYS_IDLE, 112
+.equ SYS_VM86OLD, 113
+.equ SYS_WAIT4, 114
+.equ SYS_SWAPOFF, 115
+.equ SYS_SYSINFO, 116
+.equ SYS_IPC, 117
+.equ SYS_FSYNC, 118
+.equ SYS_SIGRETURN, 119
+.equ SYS_CLONE, 120
+.equ SYS_SETDOMAINNAME, 121
+.equ SYS_UNAME, 122
+.equ SYS_MODIFY_LDT, 123
+.equ SYS_ADJTIMEX, 124
+.equ SYS_MPROTECT, 125
+.equ SYS_SIGPROCMASK, 126
+.equ SYS_CREATE_MODULE, 127
+.equ SYS_INIT_MODULE, 128
+.equ SYS_DELETE_MODULE, 129
+.equ SYS_GET_KERNEL_SYMS, 130
+.equ SYS_QUOTACTL, 131
+.equ SYS_GETPGID, 132
+.equ SYS_FCHDIR, 133
+.equ SYS_BDFLUSH, 134
+.equ SYS_SYSFS, 135
+.equ SYS_PERSONALITY, 136
+.equ SYS_AFS_SYSCALL, 137
+.equ SYS_SETFSUID, 138
+.equ SYS_SETFSGID, 139
+.equ SYS__LLSEEK, 140
+.equ SYS_GETDENTS, 141
+.equ SYS__NEWSELECT, 142
+.equ SYS_FLOCK, 143
+.equ SYS_MSYNC, 144
+.equ SYS_READV, 145
+.equ SYS_WRITEV, 146
+.equ SYS_GETSID, 147
+.equ SYS_FDATASYNC, 148
+.equ SYS__SYSCTL, 149
+.equ SYS_MLOCK, 150
+.equ SYS_MUNLOCK, 151
+.equ SYS_MLOCKALL, 152
+.equ SYS_MUNLOCKALL, 153
+.equ SYS_SCHED_SETPARAM, 154
+.equ SYS_SCHED_GETPARAM, 155
+.equ SYS_SCHED_SETSCHEDULER, 156
+.equ SYS_SCHED_GETSCHEDULER, 157
+.equ SYS_SCHED_YIELD, 158
+.equ SYS_SCHED_GET_PRIORITY_MAX, 159
+.equ SYS_SCHED_GET_PRIORITY_MIN, 160
+.equ SYS_SCHED_RR_GET_INTERVAL, 161
+.equ SYS_NANOSLEEP, 162
+.equ SYS_MREMAP, 163
+.equ SYS_SETRESUID, 164
+.equ SYS_GETRESUID, 165
+.equ SYS_VM86, 166
+.equ SYS_QUERY_MODULE, 167
+.equ SYS_POLL, 168
+.equ SYS_NFSSERVCTL, 169
+.equ SYS_SETRESGID, 170
+.equ SYS_GETRESGID, 171
+.equ SYS_PRCTL, 172
+.equ SYS_RT_SIGRETURN, 173
+.equ SYS_RT_SIGACTION, 174
+.equ SYS_RT_SIGPROCMASK, 175
+.equ SYS_RT_SIGPENDING, 176
+.equ SYS_RT_SIGTIMEDWAIT, 177
+.equ SYS_RT_SIGQUEUEINFO, 178
+.equ SYS_RT_SIGSUSPEND, 179
+.equ SYS_PREAD, 180
+.equ SYS_PWRITE, 181
+.equ SYS_CHOWN, 182
+.equ SYS_GETCWD, 183
+.equ SYS_CAPGET, 184
+.equ SYS_CAPSET, 185
+.equ SYS_SIGALTSTACK, 186
+.equ SYS_SENDFILE, 187
+.equ SYS_GETPMSG, 188
+.equ SYS_PUTPMSG, 189
+.equ SYS_VFORK, 190
+.equ SYS_UGETRLIMIT, 191
+.equ SYS_MMAP2, 192
+.equ SYS_TRUNCATE64, 193
+.equ SYS_FTRUNCATE64, 194
+.equ SYS_STAT64, 195
+.equ SYS_LSTAT64, 196
+.equ SYS_FSTAT64, 197
+.equ SYS_LCHOWN32, 198
+.equ SYS_GETUID32, 199
+.equ SYS_GETGID32, 200
+.equ SYS_GETEUID32, 201
+.equ SYS_GETEGID32, 202
+.equ SYS_SETREUID32, 203
+.equ SYS_SETREGID32, 204
+.equ SYS_GETGROUPS32, 205
+.equ SYS_SETGROUPS32, 206
+.equ SYS_FCHOWN32, 207
+.equ SYS_SETRESUID32, 208
+.equ SYS_GETRESUID32, 209
+.equ SYS_SETRESGID32, 210
+.equ SYS_GETRESGID32, 211
+.equ SYS_CHOWN32, 212
+.equ SYS_SETUID32, 213
+.equ SYS_SETGID32, 214
+.equ SYS_SETFSUID32, 215
+.equ SYS_SETFSGID32, 216
+.equ SYS_PIVOT_ROOT, 217
+.equ SYS_MINCORE, 218
+.equ SYS_MADVISE, 219
+.equ SYS_MADVISE1, 219
+.equ SYS_GETDENTS64, 220
+.equ SYS_FCNTL64, 221
+.equ SYS_SECURITY, 223
+.equ SYS_GETTID, 224
+.equ SYS_READAHEAD, 225
+.equ SYS_SETXATTR, 226
+.equ SYS_LSETXATTR, 227
+.equ SYS_FSETXATTR, 228
+.equ SYS_GETXATTR, 229
+.equ SYS_LGETXATTR, 230
+.equ SYS_FGETXATTR, 231
+.equ SYS_LISTXATTR, 232
+.equ SYS_LLISTXATTR, 233
+.equ SYS_FLISTXATTR, 234
+.equ SYS_REMOVEXATTR, 235
+.equ SYS_LREMOVEXATTR, 236
+.equ SYS_FREMOVEXATTR, 237
+.equ SYS_TKILL, 238
+.equ SYS_SENDFILE64, 239
+.equ SYS_FUTEX, 240
+.equ SYS_SCHED_SETAFFINITY, 241
+.equ SYS_SCHED_GETAFFINITY, 242
+.equ SYS_SET_THREAD_AREA, 243
+.equ SYS_GET_THREAD_AREA, 244
+.equ SYS_IO_SETUP, 245
+.equ SYS_IO_DESTROY, 246
+.equ SYS_IO_GETEVENTS, 247
+.equ SYS_IO_SUBMIT, 248
+.equ SYS_IO_CANCEL, 249
+.equ SYS_ALLOC_HUGEPAGES, 250
+.equ SYS_FREE_HUGEPAGES, 251
+.equ SYS_EXIT_GROUP, 252
diff --git a/syscall-26.s b/syscall-26.s
new file mode 100644
index 0000000..65404a7
--- /dev/null
+++ b/syscall-26.s
@@ -0,0 +1,320 @@
+/* from linux-2.6.20: /include/asm/unistd.h */
+
+.equ SYS_RESTART_SYSCALL, 0
+.equ SYS_EXIT, 1
+.equ SYS_FORK, 2
+.equ SYS_READ, 3
+.equ SYS_WRITE, 4
+.equ SYS_OPEN, 5
+.equ SYS_CLOSE, 6
+.equ SYS_WAITPID, 7
+.equ SYS_CREAT, 8
+.equ SYS_LINK, 9
+.equ SYS_UNLINK, 10
+.equ SYS_EXECVE, 11
+.equ SYS_CHDIR, 12
+.equ SYS_TIME, 13
+.equ SYS_MKNOD, 14
+.equ SYS_CHMOD, 15
+.equ SYS_LCHOWN, 16
+.equ SYS_BREAK, 17
+.equ SYS_OLDSTAT, 18
+.equ SYS_LSEEK, 19
+.equ SYS_GETPID, 20
+.equ SYS_MOUNT, 21
+.equ SYS_UMOUNT, 22
+.equ SYS_SETUID, 23
+.equ SYS_GETUID, 24
+.equ SYS_STIME, 25
+.equ SYS_PTRACE, 26
+.equ SYS_ALARM, 27
+.equ SYS_OLDFSTAT, 28
+.equ SYS_PAUSE, 29
+.equ SYS_UTIME, 30
+.equ SYS_STTY, 31
+.equ SYS_GTTY, 32
+.equ SYS_ACCESS, 33
+.equ SYS_NICE, 34
+.equ SYS_FTIME, 35
+.equ SYS_SYNC, 36
+.equ SYS_KILL, 37
+.equ SYS_RENAME, 38
+.equ SYS_MKDIR, 39
+.equ SYS_RMDIR, 40
+.equ SYS_DUP, 41
+.equ SYS_PIPE, 42
+.equ SYS_TIMES, 43
+.equ SYS_PROF, 44
+.equ SYS_BRK, 45
+.equ SYS_SETGID, 46
+.equ SYS_GETGID, 47
+.equ SYS_SIGNAL, 48
+.equ SYS_GETEUID, 49
+.equ SYS_GETEGID, 50
+.equ SYS_ACCT, 51
+.equ SYS_UMOUNT2, 52
+.equ SYS_LOCK, 53
+.equ SYS_IOCTL, 54
+.equ SYS_FCNTL, 55
+.equ SYS_MPX, 56
+.equ SYS_SETPGID, 57
+.equ SYS_ULIMIT, 58
+.equ SYS_OLDOLDUNAME, 59
+.equ SYS_UMASK, 60
+.equ SYS_CHROOT, 61
+.equ SYS_USTAT, 62
+.equ SYS_DUP2, 63
+.equ SYS_GETPPID, 64
+.equ SYS_GETPGRP, 65
+.equ SYS_SETSID, 66
+.equ SYS_SIGACTION, 67
+.equ SYS_SGETMASK, 68
+.equ SYS_SSETMASK, 69
+.equ SYS_SETREUID, 70
+.equ SYS_SETREGID, 71
+.equ SYS_SIGSUSPEND, 72
+.equ SYS_SIGPENDING, 73
+.equ SYS_SETHOSTNAME, 74
+.equ SYS_SETRLIMIT, 75
+.equ SYS_GETRLIMIT, 76
+.equ SYS_GETRUSAGE, 77
+.equ SYS_GETTIMEOFDAY, 78
+.equ SYS_SETTIMEOFDAY, 79
+.equ SYS_GETGROUPS, 80
+.equ SYS_SETGROUPS, 81
+.equ SYS_SELECT, 82
+.equ SYS_SYMLINK, 83
+.equ SYS_OLDLSTAT, 84
+.equ SYS_READLINK, 85
+.equ SYS_USELIB, 86
+.equ SYS_SWAPON, 87
+.equ SYS_REBOOT, 88
+.equ SYS_READDIR, 89
+.equ SYS_MMAP, 90
+.equ SYS_MUNMAP, 91
+.equ SYS_TRUNCATE, 92
+.equ SYS_FTRUNCATE, 93
+.equ SYS_FCHMOD, 94
+.equ SYS_FCHOWN, 95
+.equ SYS_GETPRIORITY, 96
+.equ SYS_SETPRIORITY, 97
+.equ SYS_PROFIL, 98
+.equ SYS_STATFS, 99
+.equ SYS_FSTATFS, 100
+.equ SYS_IOPERM, 101
+.equ SYS_SOCKETCALL, 102
+.equ SYS_SYSLOG, 103
+.equ SYS_SETITIMER, 104
+.equ SYS_GETITIMER, 105
+.equ SYS_STAT, 106
+.equ SYS_LSTAT, 107
+.equ SYS_FSTAT, 108
+.equ SYS_OLDUNAME, 109
+.equ SYS_IOPL, 110
+.equ SYS_VHANGUP, 111
+.equ SYS_IDLE, 112
+.equ SYS_VM86OLD, 113
+.equ SYS_WAIT4, 114
+.equ SYS_SWAPOFF, 115
+.equ SYS_SYSINFO, 116
+.equ SYS_IPC, 117
+.equ SYS_FSYNC, 118
+.equ SYS_SIGRETURN, 119
+.equ SYS_CLONE, 120
+.equ SYS_SETDOMAINNAME, 121
+.equ SYS_UNAME, 122
+.equ SYS_MODIFY_LDT, 123
+.equ SYS_ADJTIMEX, 124
+.equ SYS_MPROTECT, 125
+.equ SYS_SIGPROCMASK, 126
+.equ SYS_CREATE_MODULE, 127
+.equ SYS_INIT_MODULE, 128
+.equ SYS_DELETE_MODULE, 129
+.equ SYS_GET_KERNEL_SYMS, 130
+.equ SYS_QUOTACTL, 131
+.equ SYS_GETPGID, 132
+.equ SYS_FCHDIR, 133
+.equ SYS_BDFLUSH, 134
+.equ SYS_SYSFS, 135
+.equ SYS_PERSONALITY, 136
+.equ SYS_AFS_SYSCALL, 137
+.equ SYS_SETFSUID, 138
+.equ SYS_SETFSGID, 139
+.equ SYS__LLSEEK, 140
+.equ SYS_GETDENTS, 141
+.equ SYS__NEWSELECT, 142
+.equ SYS_FLOCK, 143
+.equ SYS_MSYNC, 144
+.equ SYS_READV, 145
+.equ SYS_WRITEV, 146
+.equ SYS_GETSID, 147
+.equ SYS_FDATASYNC, 148
+.equ SYS__SYSCTL, 149
+.equ SYS_MLOCK, 150
+.equ SYS_MUNLOCK, 151
+.equ SYS_MLOCKALL, 152
+.equ SYS_MUNLOCKALL, 153
+.equ SYS_SCHED_SETPARAM, 154
+.equ SYS_SCHED_GETPARAM, 155
+.equ SYS_SCHED_SETSCHEDULER, 156
+.equ SYS_SCHED_GETSCHEDULER, 157
+.equ SYS_SCHED_YIELD, 158
+.equ SYS_SCHED_GET_PRIORITY_MAX, 159
+.equ SYS_SCHED_GET_PRIORITY_MIN, 160
+.equ SYS_SCHED_RR_GET_INTERVAL, 161
+.equ SYS_NANOSLEEP, 162
+.equ SYS_MREMAP, 163
+.equ SYS_SETRESUID, 164
+.equ SYS_GETRESUID, 165
+.equ SYS_VM86, 166
+.equ SYS_QUERY_MODULE, 167
+.equ SYS_POLL, 168
+.equ SYS_NFSSERVCTL, 169
+.equ SYS_SETRESGID, 170
+.equ SYS_GETRESGID, 171
+.equ SYS_PRCTL, 172
+.equ SYS_RT_SIGRETURN, 173
+.equ SYS_RT_SIGACTION, 174
+.equ SYS_RT_SIGPROCMASK, 175
+.equ SYS_RT_SIGPENDING, 176
+.equ SYS_RT_SIGTIMEDWAIT, 177
+.equ SYS_RT_SIGQUEUEINFO, 178
+.equ SYS_RT_SIGSUSPEND, 179
+.equ SYS_PREAD64, 180
+.equ SYS_PWRITE64, 181
+.equ SYS_CHOWN, 182
+.equ SYS_GETCWD, 183
+.equ SYS_CAPGET, 184
+.equ SYS_CAPSET, 185
+.equ SYS_SIGALTSTACK, 186
+.equ SYS_SENDFILE, 187
+.equ SYS_GETPMSG, 188
+.equ SYS_PUTPMSG, 189
+.equ SYS_VFORK, 190
+.equ SYS_UGETRLIMIT, 191
+.equ SYS_MMAP2, 192
+.equ SYS_TRUNCATE64, 193
+.equ SYS_FTRUNCATE64, 194
+.equ SYS_STAT64, 195
+.equ SYS_LSTAT64, 196
+.equ SYS_FSTAT64, 197
+.equ SYS_LCHOWN32, 198
+.equ SYS_GETUID32, 199
+.equ SYS_GETGID32, 200
+.equ SYS_GETEUID32, 201
+.equ SYS_GETEGID32, 202
+.equ SYS_SETREUID32, 203
+.equ SYS_SETREGID32, 204
+.equ SYS_GETGROUPS32, 205
+.equ SYS_SETGROUPS32, 206
+.equ SYS_FCHOWN32, 207
+.equ SYS_SETRESUID32, 208
+.equ SYS_GETRESUID32, 209
+.equ SYS_SETRESGID32, 210
+.equ SYS_GETRESGID32, 211
+.equ SYS_CHOWN32, 212
+.equ SYS_SETUID32, 213
+.equ SYS_SETGID32, 214
+.equ SYS_SETFSUID32, 215
+.equ SYS_SETFSGID32, 216
+.equ SYS_PIVOT_ROOT, 217
+.equ SYS_MINCORE, 218
+.equ SYS_MADVISE, 219
+.equ SYS_MADVISE1, 219
+.equ SYS_GETDENTS64, 220
+.equ SYS_FCNTL64, 221
+.equ SYS_GETTID, 224
+.equ SYS_READAHEAD, 225
+.equ SYS_SETXATTR, 226
+.equ SYS_LSETXATTR, 227
+.equ SYS_FSETXATTR, 228
+.equ SYS_GETXATTR, 229
+.equ SYS_LGETXATTR, 230
+.equ SYS_FGETXATTR, 231
+.equ SYS_LISTXATTR, 232
+.equ SYS_LLISTXATTR, 233
+.equ SYS_FLISTXATTR, 234
+.equ SYS_REMOVEXATTR, 235
+.equ SYS_LREMOVEXATTR, 236
+.equ SYS_FREMOVEXATTR, 237
+.equ SYS_TKILL, 238
+.equ SYS_SENDFILE64, 239
+.equ SYS_FUTEX, 240
+.equ SYS_SCHED_SETAFFINITY, 241
+.equ SYS_SCHED_GETAFFINITY, 242
+.equ SYS_SET_THREAD_AREA, 243
+.equ SYS_GET_THREAD_AREA, 244
+.equ SYS_IO_SETUP, 245
+.equ SYS_IO_DESTROY, 246
+.equ SYS_IO_GETEVENTS, 247
+.equ SYS_IO_SUBMIT, 248
+.equ SYS_IO_CANCEL, 249
+.equ SYS_FADVISE64, 250
+.equ SYS_EXIT_GROUP, 252
+.equ SYS_LOOKUP_DCOOKIE, 253
+.equ SYS_EPOLL_CREATE, 254
+.equ SYS_EPOLL_CTL, 255
+.equ SYS_EPOLL_WAIT, 256
+.equ SYS_REMAP_FILE_PAGES, 257
+.equ SYS_SET_TID_ADDRESS, 258
+.equ SYS_TIMER_CREATE, 259
+.equ SYS_TIMER_SETTIME, 260
+.equ SYS_TIMER_GETTIME, 261
+.equ SYS_TIMER_GETOVERRUN, 262
+.equ SYS_TIMER_DELETE, 263
+.equ SYS_CLOCK_SETTIME, 264
+.equ SYS_CLOCK_GETTIME, 265
+.equ SYS_CLOCK_GETRES, 266
+.equ SYS_CLOCK_NANOSLEEP, 267
+.equ SYS_STATFS64, 268
+.equ SYS_FSTATFS64, 269
+.equ SYS_TGKILL, 270
+.equ SYS_UTIMES, 271
+.equ SYS_FADVISE64_64, 272
+.equ SYS_VSERVER, 273
+.equ SYS_MBIND, 274
+.equ SYS_GET_MEMPOLICY, 275
+.equ SYS_SET_MEMPOLICY, 276
+.equ SYS_MQ_OPEN, 277
+.equ SYS_MQ_UNLINK, 278
+.equ SYS_MQ_TIMEDSEND, 279
+.equ SYS_MQ_TIMEDRECEIVE, 280
+.equ SYS_MQ_NOTIFY, 281
+.equ SYS_MQ_GETSETATTR, 282
+.equ SYS_KEXEC_LOAD, 283
+.equ SYS_WAITID, 284
+/* #DEFINE __NR_SYS_SETALTROOT	285 */
+.equ SYS_ADD_KEY, 286
+.equ SYS_REQUEST_KEY, 287
+.equ SYS_KEYCTL, 288
+.equ SYS_IOPRIO_SET, 289
+.equ SYS_IOPRIO_GET, 290
+.equ SYS_INOTIFY_INIT, 291
+.equ SYS_INOTIFY_ADD_WATCH, 292
+.equ SYS_INOTIFY_RM_WATCH, 293
+.equ SYS_MIGRATE_PAGES, 294
+.equ SYS_OPENAT, 295
+.equ SYS_MKDIRAT, 296
+.equ SYS_MKNODAT, 297
+.equ SYS_FCHOWNAT, 298
+.equ SYS_FUTIMESAT, 299
+.equ SYS_FSTATAT64, 300
+.equ SYS_UNLINKAT, 301
+.equ SYS_RENAMEAT, 302
+.equ SYS_LINKAT, 303
+.equ SYS_SYMLINKAT, 304
+.equ SYS_READLINKAT, 305
+.equ SYS_FCHMODAT, 306
+.equ SYS_FACCESSAT, 307
+.equ SYS_PSELECT6, 308
+.equ SYS_PPOLL, 309
+.equ SYS_UNSHARE, 310
+.equ SYS_SET_ROBUST_LIST, 311
+.equ SYS_GET_ROBUST_LIST, 312
+.equ SYS_SPLICE, 313
+.equ SYS_SYNC_FILE_RANGE, 314
+.equ SYS_TEE, 315
+.equ SYS_VMSPLICE, 316
+.equ SYS_MOVE_PAGES, 317
+.equ SYS_GETCPU, 318
+.equ SYS_EPOLL_PWAIT, 319
diff --git a/syscall.s b/syscall.s
new file mode 100644
index 0000000..4d6d669
--- /dev/null
+++ b/syscall.s
@@ -0,0 +1,18 @@
+.ifndef __SYSCALL__
+.equ __SYSCALL__, 1
+
+.ifdef KVER
+.if KVER == 24
+	.include "syscall-24.s"
+.else
+.if KVER == 26
+	.include "syscall-26.s"
+.else
+	.error "bad kernel version"
+.endif
+.endif
+.else
+	.error "kernel version is not defined"
+.endif
+
+.endif