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kolibrios/programs/system/cpu/trunk/cpu.asm
SPraid (simba) f8ca762192 in some programs set not sized changed window 
git-svn-id: svn://kolibrios.org@551 a494cfbc-eb01-0410-851d-a64ba20cac60
2007-06-22 20:24:06 +00:00

642 lines
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NASM
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;
; PROCESS MANAGEMENT
;
; VTurjanmaa
; additions by M.Lisovin lisovin@26.ru
; Compile with FASM for Menuet
;
use32
org 0x0
STACK_SIZE=1024
db 'MENUET01' ; 8 byte id
dd 0x01 ; header version
dd START ; start of code
dd I_END ; size of image
dd U_END+STACK_SIZE ; memory for app
dd U_END+STACK_SIZE ; esp
dd 0x0 , 0x0 ; I_Param , I_Icon
include 'lang.inc'
include '..\..\..\macros.inc'
display_processes=32 ; number of processes to show
START: ; start of execution
; calculate window position
; at the center of the screen
call calculate_window_pos
;main loop when process name isn't edited.
red:
mov ebp,1
call draw_window ; redraw all window
still:
mov eax,23 ; wait here for event
mov ebx,100 ; 1 sec.
int 0x40
cmp eax,1 ; redraw request ?
je red
cmp eax,2 ; key in buffer ?
je key
cmp eax,3 ; button in buffer ?
je button
still_end:
xor ebp,ebp ; draw new state of processes
call draw_window
jmp still
key: ; key
mov eax,2
int 0x40
cmp ah,184 ; PageUp
je pgdn
cmp ah,183
je pgup ; PageDown
cmp ah,27
je close ; Esc
jmp still_end
button:
; get button id
mov eax,17
int 0x40
shr eax,8
;id in [10,50] corresponds to terminate buttons.
cmp eax,10
jb noterm
cmp eax,50
jg noterm
;calculate button index
sub eax,11
;calculate process slot
mov ecx,[tasklist+4*eax]
;ignore empty buttons
test ecx,ecx
jle still_end
;terminate application
mov eax,18
mov ebx,2
int 0x40
jmp still_end
noterm:
;special buttons
cmp eax,51
jz pgdn
cmp eax,52
jz pgup
cmp eax,53
jz read_string
cmp eax,54
jz program_start
cmp eax,55
jz reboot
cmp eax,1
jz close
jmp still_end
;buttons handlers
pgdn:
sub [list_start],display_processes
; cmp [list_start],0
jge still_end
mov [list_start],0
jmp still_end
pgup:
mov eax,[list_add] ;maximal displayed process slot
mov [list_start],eax
jmp still_end
program_start:
mov eax,70
mov ebx,file_start
int 0x40
jmp still_end
reboot:
mov eax,18
mov ebx,1
int 0x40
;close program if we going to reboot
close:
or eax,-1 ; close this program
int 0x40
draw_next_process:
;input:
; edi - current slot
; [curposy] - y position
;output:
; edi - next slot (or -1 if no next slot)
;registers corrupted!
;create button
test ebp,ebp
jnz .nodelete
;delete old button
mov eax,8
mov edx,[index]
add edx,(1 shl 31)+11
int 0x40
.nodelete:
;create terminate process button
mov eax,8
mov ebx,15*65536+100
mov ecx,[curposy]
shl ecx,16
mov cx,10
mov edx,[index]
add edx,11
mov esi,0xaabbcc
;contrast
test dword [index],1
jz .change_color_button
mov esi,0x8899aa
.change_color_button:
int 0x40
;draw background for proccess information
mov eax,13
mov ebx,115*65536+395
;ecx was already set
mov edx,0x88ff88
;contrast
test dword [index],1
jz .change_color_info
mov edx,0xddffdd
.change_color_info:
int 0x40
;nothing else should be done
;if there is no process for this button
test edi,edi
jl .ret
;find process
inc edi
;more comfortable register for next loop
mov ecx,edi
;precacluate pointer to process buffer
mov ebx,process_info_buffer
;find process loop
.find_loop:
cmp ecx,256
jge .no_processes
;load process information in buffer
mov eax,9
; mov ebx,process_info_buffer
int 0x40
;if current slot greater than maximal slot,
;there is no more proccesses.
cmp ecx,eax
jg .no_processes
;if slot state is equal to 9, it is empty.
cmp [process_info_buffer+process_information.slot_state],9
jnz .process_found
inc ecx
jmp .find_loop
.no_processes:
mov edi,-1
ret
.process_found:
mov edi,ecx
mov [list_add],ecx
;get processor cpeed
;for percent calculating
mov eax,18
mov ebx,5
int 0x40
xor edx,edx
mov ebx,100
div ebx
;eax = number of operation for 1% now
;calculate process cpu usage percent
mov ebx,eax
mov eax,[process_info_buffer+process_information.cpu_usage]
; cdq
xor edx,edx ; for CPU more 2 GHz - mike.dld
div ebx
mov [cpu_percent],eax
;set text color to display process information
;([tcolor] variable)
;0% : black
;1-80% : green
;81-100% : red
test eax,eax
jg .no_black
mov [tcolor],eax
jmp .color_set
.no_black:
cmp eax,80
ja .no_green
mov dword [tcolor],0x107a30
jmp .color_set
.no_green:
mov dword [tcolor],0xac0000
.color_set:
;show slot number
mov eax,47
mov ebx,2*65536+1*256
;ecx haven't changed since .process_found
; mov ecx,edi
mov edx,[curposy]
add edx,20*65536+1
mov esi,[tcolor]
int 0x40
;show process name
mov eax,4
mov ebx,[curposy]
add ebx,50*65536+1
mov ecx,[tcolor]
mov edx,process_info_buffer.process_name
mov esi,11
int 0x40
;show pid
mov eax,47
mov ebx,8*65536+1*256
mov ecx,[process_info_buffer.PID]
mov edx,[curposy]
add edx,130*65536+1
mov esi,[tcolor]
int 0x40
;show cpu usage
mov ecx,[process_info_buffer.cpu_usage]
add edx,60*65536
int 0x40
;show cpu percent
mov ebx,3*65536+0*256
mov ecx,[cpu_percent]
add edx,60*65536
int 0x40
;show memory start - obsolete
mov ebx,8*65536+1*256
mov ecx,[process_info_buffer.memory_start]
add edx,30*65536
int 0x40
;show memory usage
mov ecx,[process_info_buffer.used_memory]
inc ecx
add edx,60*65536
int 0x40
;show window stack and value
mov ecx,dword [process_info_buffer.window_stack_position]
add edx,60*65536
int 0x40
;show window xy size
mov ecx,[process_info_buffer.box.left]
shl ecx,16
add ecx,[process_info_buffer.box.top]
add edx,60*65536
int 0x40
.ret:
;build index->slot map for terminating processes.
mov eax,[index]
mov [tasklist+4*eax],edi
ret
read_string:
;clean string
mov edi,start_application
xor eax,eax
mov ecx,60
cld
rep stosb
call print_text
mov edi,start_application
;edi now contains pointer to last symbol
jmp still1
;read string main loop
f11:
;full update
push edi
mov ebp,1
call draw_window
pop edi
still1:
;wait for message
mov eax,23
mov ebx,100
int 0x40
cmp eax,1
je f11
;if no message - update process information
cmp eax,0
jnz .message_received
push edi ;edi should be saved since draw_window
xor ebp,ebp ;corrupt registers
call draw_window
pop edi
jmp still1
.message_received:
cmp eax,2
jne read_done ;buttons message
;read char
mov eax,2
int 0x40
shr eax,8
;if enter pressed, exit read string loop
cmp eax,13
je read_done
;if backslash pressed?
cmp eax,8
jnz nobsl
;decrease pointer to last symbol
cmp edi,start_application
jz still1
dec edi
;fill last symbol with space because
;print_text show all symbols
mov [edi],byte 32
call print_text
jmp still1
nobsl:
;write new symbol
mov [edi],al
;display new text
call print_text
;increment pointer to last symbol
inc edi
;compare with end of string
mov esi,start_application
add esi,60
cmp esi,edi
jnz still1
;exiting from read string loop
read_done:
;terminate string for file functions
mov [edi],byte 0
call print_text
jmp still
print_text:
;display start_application string
pushad
;display text background
mov eax,13
mov ebx,64*65536+62*6
mov ecx,400*65536+12
mov edx,0xffffcc ;0xeeeeee
int 0x40
;display text
mov eax,4
mov edx,start_application ;from start_application string
mov ebx,70*65536+402 ;text center-aligned
xor ecx,ecx ;black text
mov esi,60 ;60 symbols
int 0x40
popad
ret
window_x_size=524
window_y_size=430
calculate_window_pos:
;set window size and position for 0 function
;to [winxpos] and [winypos] variables
;get screen size
mov eax,14
int 0x40
mov ebx,eax
;calculate (x_screen-window_x_size)/2
shr ebx,16+1
sub ebx,window_x_size/2
shl ebx,16
mov bx,window_x_size
;winxpos=xcoord*65536+xsize
mov [winxpos],ebx
;calculate (y_screen-window_y_size)/2
and eax,0xffff
shr eax,1
sub eax,window_y_size/2
shl eax,16
mov ax,window_y_size
;winypos=ycoord*65536+ysize
mov [winypos],eax
ret
; *********************************************
; ******* WINDOW DEFINITIONS AND DRAW ********
; *********************************************
draw_window:
;ebp=1 - redraw all
;ebp=0 - redraw only process information
test ebp,ebp
jz .show_process_info
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,1 ; 1, start of draw
int 0x40
; DRAW WINDOW
xor eax,eax ; function 0 : define and draw window
mov ebx,[winxpos] ; [x start] *65536 + [x size]
mov ecx,[winypos] ; [y start] *65536 + [y size]
mov edx,0x14ddffdd ;ffffff ; color of work area RRGGBB,8->color
mov edi,title ; WINDOW CAPTION;
int 0x40
mov eax,4 ; function 4 : write text to window
mov ebx,22*65536+35 ; draw info text with function 4
xor ecx,ecx
mov edx,text
mov esi,text_len
mov eax,4
int 0x40
.show_process_info:
mov edi,[list_start]
mov [list_add],edi
mov dword [index],0
mov dword [curposy],54
.loop_draw:
call draw_next_process
inc dword [index]
add dword [curposy],10
cmp [index],display_processes
jl .loop_draw
test ebp,ebp
jz .end_redraw
mov eax,8
mov esi,0xaabbcc
; previous page button
mov ebx,30*65536+96
mov ecx,380*65536+10
mov edx,51
int 0x40
; next page button
mov ebx,130*65536+96
inc edx
int 0x40
; ">" (text enter) button
mov ebx,30*65536+20
add ecx,20 shl 16
inc edx
int 0x40
; run button
mov ebx,456*65536+50
inc edx
int 0x40
; reboot button
sub ebx,120*65536
add ebx,60
sub ecx,20 shl 16
inc edx
int 0x40
;"PREV PAGE", "NEXT PAGE" and "REBOOT" labels
mov eax,4
mov ebx,50*65536+382
xor ecx,ecx
mov edx,tbts
mov esi,tbte-tbts
int 0x40
;">" labels
mov eax,4
mov ebx,40*65536+402
xor ecx,ecx
mov edx,tbts_2
mov esi,1
int 0x40
;"RUN" labels
mov eax,4
mov ebx,475*65536+402
xor ecx,ecx
mov edx,tbts_3
mov esi,tbte_2-tbts_3
int 0x40
;print application name in text box
call print_text
mov eax,12 ; function 12:tell os about windowdraw
mov ebx,2 ; 2, end of draw
int 0x40
.end_redraw:
ret
; DATA AREA
list_start dd 0
file_start: dd 7
dd 0,0,0,0
start_application: db '/sys/LAUNCHER',0
times 60 db 32
if lang eq de
text:
db ' NAME/BEENDEN PID CPU-LAST % '
db 'SPEICHER START/NUTZUNG W-STACK W-SIZE'
text_len = $-text
tbts: db 'SEITE ZURUECK SEITE VOR REBOOT SYSTEM'
tbte:
tbts_2 db '>'
tbts_3 db 'START'
tbte_2:
title db 'Prozesse - Ctrl/Alt/Del',0
else if lang eq et
text:
db ' NIMI/L<>PETA PID CPU-KASUTUS % '
db 'M<>LU ALGUS/KASUTUS W-PUHVER W-SUURUS'
text_len = $-text
tbts: db 'EELMINE LEHT J<>RGMINE LEHT REBOODI S<>STEEM'
tbte:
tbts_2 db '>'
tbts_3 db 'START'
tbte_2:
title db 'Protsessid - Ctrl/Alt/Del',0
else
text:
db ' NAME/TERMINATE PID CPU-USAGE % '
db 'MEMORY START/USAGE W-STACK W-SIZE'
text_len = $-text
tbts: db 'PREV PAGE NEXT PAGE REBOOT SYSTEM'
tbte:
tbts_2 db '>'
tbts_3 db 'RUN'
tbte_2:
title db 'Processes - Ctrl/Alt/Del',0
end if
I_END:
winxpos rd 1
winypos rd 1
cpu_percent rd 1
tcolor rd 1
list_add rd 1
curposy rd 1
index rd 1
tasklist rd display_processes
process_info_buffer process_information
U_END:
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