;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; Shutdown for Menuet
;;
;; Distributed under General Public License
;; See file COPYING for details.
;; Copyright 2003 Ville Turjanmaa
;;
system_shutdown: ; shut down the system
push 3 ; stop playing cd
pop eax
call sys_cd_audio
cld
mov al,[0x2f0000+0x9030]
cmp al,1
jl no_shutdown_parameter
cmp al,4
jle yes_shutdown_param
no_shutdown_parameter:
; movzx ecx,word [0x2f0000+0x900A]
; movzx esi,word [0x2f0000+0x900C]
; imul ecx,esi ;[0xfe04]
;; mov ecx,0x500000/4 ;3fff00/4 ; darken screen
; push ecx
; mov esi,[0xfe80]
; cmp esi,32*0x100000
; jbe no_darken_screen
; mov edi,16*0x100000
; push esi edi
; sdnewpix:
; lodsd
; shr eax,1
; and eax,0x7f7f7f7f
; stosd
; loop sdnewpix
; pop ecx
; pop esi edi
; rep movsd
; no_darken_screen:
; read shutdown code:
; 1) display shutdown "window"
mov eax,[0xfe00]
shr eax,1
lea esi,[eax+220] ; x end
sub eax,220 ; x start
mov ebx,[0xfe04]
shr ebx,1
mov [shutdownpos],ebx
lea ebp,[ebx+105] ; y end
sub ebx,120 ; y start
xor edi,edi
inc edi ; force putpixel & dtext
mov ecx,0x0000ff
; vertical loop begin
sdnewpix1:
push eax ; save x start
; horizontal loop begin
sdnewpix2:
call [putpixel]
inc eax
cmp eax,esi
jnz sdnewpix2
; horizontal loop end
dec ecx ; color
pop eax ; restore x start
inc ebx ; advance y pos
cmp ebx,ebp
jnz sdnewpix1
; vertical loop end
; 2) display text strings
; a) version
mov eax,[0xfe00]
shr eax,1
shl eax,16
mov ax,word [shutdownpos]
push eax
sub eax,(220-27)*10000h + 105
mov ebx,0xffff00
mov ecx,version
push 34
pop edx
call dtext
; b) variants
add eax,105+33
push 6
pop esi
; mov ebx,0xffffff
mov bl,0xFF
mov ecx,shutdowntext
mov dl,40
newsdt:
call dtext
add eax,10
add ecx,edx
dec esi
jnz newsdt
; 3) load & display rose.txt
mov eax,rosef ; load rose.txt
xor ebx,ebx
push 2
pop ecx
mov edx,0x90000
push edx
push 12
pop esi
push edi ; may be destroyed
call fileread
pop edi
pop ecx
inc ecx ; do not display stars from rose.txt
pop eax
add eax,20*10000h - 110
mov ebx,0x00ff00
push 27
pop edx
nrl:
call dtext
sub ebx,0x050000
add eax,8
add ecx,31
cmp cx,word 0x0001+25*31
jnz nrl
call checkEgaCga
yes_shutdown_param:
cli
mov eax,kernel ; load kernel.mnt to 0x8000:0
push 12
pop esi
xor ebx,ebx
or ecx,-1
mov edx,0x80000
call fileread
mov esi,restart_kernel_4000 ; move kernel re-starter to 0x4000:0
mov edi,0x40000
mov ecx,1000
rep movsb
mov eax,0x2F0000 ; restore 0x0 - 0xffff
xor ebx,ebx
mov ecx,0x10000
call memmove
call restorefatchain
mov word [0x467+0],pr_mode_exit-0x10000
mov word [0x467+2],0x1000
mov al,0x0F
out 0x70,al
mov al,0x05
out 0x71,al
mov al,0xFE
out 0x64,al
hlt
use16
pr_mode_exit:
; setup stack
mov ax, 3000h
mov ss, ax
mov esp, 0EC00h
; setup ds
push cs
pop ds
lidt [old_ints_h-0x10000]
;remap IRQs
mov al,0x11
out 0x20,al
call rdelay
out 0xA0,al
call rdelay
mov al,0x08
out 0x21,al
call rdelay
mov al,0x70
out 0xA1,al
call rdelay
mov al,0x04
out 0x21,al
call rdelay
mov al,0x02
out 0xA1,al
call rdelay
mov al,0x01
out 0x21,al
call rdelay
out 0xA1,al
call rdelay
mov al,0
out 0x21,al
call rdelay
out 0xA1,al
sti
temp_3456:
xor ax,ax
mov es,ax
mov al,byte [es:0x9030]
cmp al,1
jl nbw
cmp al,4
jle nbw32
nbw:
in al,0x60
call pause_key
cmp al,6
jae nbw
mov bl,al
nbw2:
in al,0x60
call pause_key
cmp al,bl
je nbw2
cmp al,240 ;ax,240
jne nbw31
mov al,bl
dec ax
jmp nbw32
nbw31:
add bl,128
cmp al,bl
jne nbw
sub al,129
nbw32:
dec ax ; 1 = write floppy
js nbw
jnz no_floppy_write
call floppy_write
jmp temp_3456 ;nbw
no_floppy_write:
dec ax ; 2 = power off
jnz no_apm_off
call APM_PowerOff
jmp $
no_apm_off:
dec ax ; 3 = reboot
jnz restart_kernel ; 4 = restart kernel
push 0x40
pop ds
mov word[0x0072],0x1234
jmp 0xF000:0xFFF0
pause_key:
mov cx,100
pause_key_1:
loop pause_key_1
ret
old_ints_h:
dw 0x400
dd 0
dw 0
rdelay:
ret
iglobal
kernel db 'KERNEL MNT'
; shutdown_parameter db 0
endg
restart_kernel:
mov ax,0x0003 ; set text mode for screen
int 0x10
jmp 0x4000:0000
restart_kernel_4000:
cli
; mov di,0x1000 ; load kernel image from 0x8000:0 -> 0x1000:0
;
; new_kernel_block_move:
;
; mov ebx,0
;
; new_kernel_byte_move:
;
; mov ax,di
; add ax,0x7000
; mov es,ax
; mov dl,[es:bx]
; mov es,di
; mov [es:bx],dl
;
; inc ebx
; cmp ebx,65536
; jbe new_kernel_byte_move
;
; add di,0x1000
; cmp di,0x2000
; jbe new_kernel_block_move
push ds
pop es
mov cx, 0x8000
push cx
mov ds, cx
xor si, si
xor di, di
rep movsw
push 0x9000
pop ds
push 0x2000
pop es
pop cx
rep movsw
wbinvd ; write and invalidate cache
; mov ax,0x1000
; mov es,ax
; mov ax,0x3000
; mov ss,ax
; mov sp,0xec00
; restore timer
mov al, 00110100b
out 43h, al
jcxz $+2
mov al, 0xFF
out 40h, al
jcxz $+2
out 40h, al
jcxz $+2
sti
; bootloader interface
push 0x1000
pop ds
mov si, .bootloader_block-0x10000
mov ax, 'KL'
jmp 0x1000:0000
.bootloader_block:
db 1 ; version
dw 1 ; floppy image is in memory
dd 0 ; cannot save parameters
APM_PowerOff:
;!!!!!!!!!!!!!!!!!!!!!!!!
mov ax,0x5300
xor bx,bx
int 0x15
push ax
mov ax,0x5301
xor bx,bx
int 0x15
mov ax,0x5308
mov bx,1
mov cx,bx
int 0x15
mov ax,0x530E
xor bx,bx
pop cx
int 0x15
mov ax,0x530D
mov bx,1
mov cx,bx
int 0x15
mov ax,0x530F
mov bx,1
mov cx,bx
int 0x15
mov ax,0x5307
mov bx,1
mov cx,3
int 0x15
;!!!!!!!!!!!!!!!!!!!!!!!!
fwwritedone:
ret
flm db 0
floppy_write: ; write diskette image to physical floppy
cmp [flm-0x10000],byte 1
je fwwritedone
mov [flm-0x10000],byte 1
xor ax, ax ; reset drive
xor dx, dx
int 0x13
mov cx,0x0001 ; startcyl,startsector
; mov dx,0x0000 ; starthead,drive
xor dx, dx
mov ax, 80*2 ; read no of sect
fwwrites:
push ax
; move 1mb+ -> 0:a000
pusha
mov si,fwmovedesc -0x10000
mov cx,256*18
mov ah,0x87
push ds
pop es
int 0x15
add dword [fwmovedesc-0x10000+0x12], 512*18
popa
xor si,si
mov es,si
fwnewwrite:
mov bx,0xa000 ; es:bx -> data area
mov ax,0x0300+18 ; read, no of sectors to read
int 0x13
test ah, ah
jz fwgoodwrite
inc si
cmp si,10
jnz fwnewwrite
; can't access diskette - return
pop ax
ret
fwgoodwrite:
inc dh
cmp dh,2
jnz fwbb2
mov dh,0
inc ch
fwbb2:
pop ax
dec ax
jnz fwwrites
ret
fwmovedesc:
db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0
db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0
db 0xff,0xff,0x0,0x00,0x10,0x93,0x0,0x0
db 0xff,0xff,0x0,0xa0,0x00,0x93,0x0,0x0
db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0
db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0
db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0
db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0
use32
uglobal
shutdownpos dd 0x0
endg
iglobal
if lang eq en
shutdowntext:
db "IT'S SAFE TO POWER OFF COMPUTER OR "
db ' '
db '1) SAVE RAMDISK TO FLOPPY '
db '2) APM - POWEROFF '
db '3) REBOOT '
db '4) RESTART KERNEL '
else
shutdowntext:
db "¥§®¯ ᮥ ¢ëª«î票¥ ª®¬¯ìîâ¥à ¨«¨ "
db ' '
db '1) ®åà ¨âì à ¬¤¨áª ¤¨áª¥âã '
db '2) APM - ¢ëª«î票¥ ¯¨â ¨ï '
db '3) ¥à¥§ £à㧪 á¨á⥬ë '
db '4) ¥áâ àâ ï¤à ¨§ '
end if
rosef:
db 'ROSE TXT'
endg