WebSVN – Kolibri OS – Blame – /kernel/branches/flat_kernel/boot/shutdown.inc

Rev	Author	Line No.	Line
444	serge	1	$Revision: 431 $
		2	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		3	;; ;;
		4	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
		5	;; Distributed under terms of the GNU General Public License ;;
		6	;; ;;
		7	;; Shutdown for Menuet ;;
		8	;; ;;
		9	;; Distributed under General Public License ;;
		10	;; See file COPYING for details. ;;
		11	;; Copyright 2003 Ville Turjanmaa ;;
		12	;; ;;
		13	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	14
393	serge	15	align 4
1	ha	16	pr_mode_exit:
		17
46	halyavin	18	; setup stack
393	serge	19	mov ax, 0x3000
		20	mov ss, ax
		21	mov esp, 0x0EC00
46	halyavin	22	; setup ds
393	serge	23	push cs
		24	pop ds
1	ha	25
393	serge	26	lidt [old_ints_h]
27	halyavin	27	;remap IRQs
393	serge	28	mov al,0x11
		29	out 0x20,al
		30	call rdelay
		31	out 0xA0,al
		32	call rdelay
227	serge	33
393	serge	34	mov al,0x08
		35	out 0x21,al
		36	call rdelay
		37	mov al,0x70
		38	out 0xA1,al
		39	call rdelay
227	serge	40
393	serge	41	mov al,0x04
		42	out 0x21,al
		43	call rdelay
		44	mov al,0x02
		45	out 0xA1,al
		46	call rdelay
227	serge	47
393	serge	48	mov al,0x01
		49	out 0x21,al
		50	call rdelay
		51	out 0xA1,al
		52	call rdelay
227	serge	53
393	serge	54	mov al,0xB8
		55	out 0x21,al
		56	call rdelay
		57	mov al,0xBD
		58	out 0xA1,al
		59	sti
1	ha	60
393	serge	61	temp_3456:
		62	xor ax,ax
		63	mov es,ax
		64	mov al,byte [es:0x9030]
		65	cmp al,1
		66	jl nbw
		67	cmp al,4
		68	jle nbw32
227	serge	69
393	serge	70	nbw:
		71	in al,0x60
		72	call pause_key
		73	cmp al,6
		74	jae nbw
		75	mov bl,al
		76	nbw2:
		77	in al,0x60
		78	call pause_key
		79	cmp al,bl
		80	je nbw2
		81	cmp al,240 ;ax,240
		82	jne nbw31
		83	mov al,bl
		84	dec ax
		85	jmp nbw32
		86	nbw31:
		87	add bl,128
		88	cmp al,bl
		89	jne nbw
		90	sub al,129
444	serge	91
393	serge	92	nbw32:
1	ha	93
393	serge	94	dec ax ; 1 = write floppy
		95	js nbw
		96	jnz no_floppy_write
		97	call floppy_write
		98	jmp temp_3456 ;nbw
		99	no_floppy_write:
61	halyavin	100
393	serge	101	dec ax ; 2 = power off
		102	jnz no_apm_off
		103	call APM_PowerOff
		104	jmp $
		105	no_apm_off:
1	ha	106
393	serge	107	dec ax ; 3 = reboot
		108	jnz restart_kernel ; 4 = restart kernel
		109	push 0x40
		110	pop ds
		111	mov word[0x0072],0x1234
		112	jmp 0xF000:0xFFF0
1	ha	113
393	serge	114	pause_key:
		115	mov cx,100
		116	pause_key_1:
		117	loop pause_key_1
		118	ret
1	ha	119
61	halyavin	120	rdelay:
1	ha	121	ret
61	halyavin	122
1	ha	123	floppy_write: ; write diskette image to physical floppy
		124
393	serge	125	cmp [flm],byte 1
1	ha	126	je fwwritedone
393	serge	127	mov [flm],byte 1
1	ha	128
393	serge	129	xor ax, ax ; reset drive
		130	xor dx, dx
1	ha	131	int 0x13
		132
		133	mov cx,0x0001 ; startcyl,startsector
393	serge	134	xor dx, dx ; starthead,drive
117	mario79	135	mov ax, 80*2 ; read no of sect
1	ha	136
393	serge	137	fwwrites:
		138	push ax
1	ha	139
		140	; move 1mb+ -> 0:a000
		141
393	serge	142	pusha
		143	mov si, fwmovedesc
1	ha	144	mov cx,256*18
		145	mov ah,0x87
117	mario79	146	push ds
		147	pop es
1	ha	148	int 0x15
393	serge	149	add dword [fwmovedesc+0x12], 512*18
1	ha	150	popa
		151
		152	xor si,si
117	mario79	153	mov es,si
393	serge	154	fwnewwrite:
1	ha	155	mov bx,0xa000 ; es:bx -> data area
		156	mov ax,0x0300+18 ; read, no of sectors to read
		157	int 0x13
		158
393	serge	159	test ah, ah
1	ha	160	jz fwgoodwrite
		161
393	serge	162	inc si
1	ha	163	cmp si,10
		164	jnz fwnewwrite
		165
61	halyavin	166	; can't access diskette - return
393	serge	167	pop ax
1	ha	168	ret
		169
393	serge	170	fwgoodwrite:
1	ha	171	inc dh
		172	cmp dh,2
		173	jnz fwbb2
		174	mov dh,0
		175	inc ch
393	serge	176	fwbb2:
1	ha	177	pop ax
		178	dec ax
61	halyavin	179	jnz fwwrites
		180	ret
1	ha	181
393	serge	182	APM_PowerOff:
		183	mov ax, 5304h
		184	xor bx, bx
		185	int 15h
		186	;!!!!!!!!!!!!!!!!!!!!!!!!
		187	mov ax,0x5300
		188	xor bx,bx
		189	int 0x15
		190	push ax
		191
		192	mov ax,0x5301
		193	xor bx,bx
		194	int 0x15
		195
		196	mov ax,0x5308
		197	mov bx,1
		198	mov cx,bx
		199	int 0x15
		200
		201	mov ax,0x530E
		202	xor bx,bx
		203	pop cx
		204	int 0x15
		205
		206	mov ax,0x530D
		207	mov bx,1
		208	mov cx,bx
		209	int 0x15
		210
		211	mov ax,0x530F
		212	mov bx,1
		213	mov cx,bx
		214	int 0x15
		215
		216	mov ax,0x5307
		217	mov bx,1
		218	mov cx,3
		219	int 0x15
		220	;!!!!!!!!!!!!!!!!!!!!!!!!
		221	fwwritedone:
		222	ret
		223
		224	restart_kernel:
		225
		226	mov ax,0x0003 ; set text mode for screen
		227	int 0x10
		228	jmp 0x4000:0000
		229
		230	restart_kernel_4000:
		231	cli
		232
		233	push ds
		234	pop es
		235	mov cx, 0x8000
		236	push cx
		237	mov ds, cx
		238	xor si, si
		239	xor di, di
		240	rep movsw
		241	push 0x9000
		242	pop ds
		243	push 0x2000
		244	pop es
		245	pop cx
		246	rep movsw
		247
		248	wbinvd ; write and invalidate cache
		249
		250	mov al, 00110100b
		251	out 43h, al
		252	jcxz $+2
		253	mov al, 0xFF
		254	out 40h, al
		255	jcxz $+2
		256	out 40h, al
		257	jcxz $+2
		258	sti
		259
		260	; (hint by Black_mirror)
		261	; We must read data from keyboard port,
		262	; because there may be situation when previous keyboard interrupt is lost
		263	; (due to return to real mode and IRQ reprogramming)
		264	; and next interrupt will not be generated (as keyboard waits for handling)
		265	in al, 0x60
		266
		267	; bootloader interface
		268	push 0x1000
		269	pop ds
		270	mov si, kernel_restart_bootblock
		271	mov ax, 'KL'
		272	jmp 0x1000:0000
		273

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(root)/kernel/branches/flat_kernel/boot/shutdown.inc – Rev 444