WebSVN – Kolibri OS – Blame – /kernel/trunk/boot/shutdown.inc

Rev	Author	Line No.	Line
431	serge	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
		3	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
		4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;; Shutdown for Menuet ;;
		7	;; ;;
		8	;; Distributed under General Public License ;;
		9	;; See file COPYING for details. ;;
		10	;; Copyright 2003 Ville Turjanmaa ;;
		11	;; ;;
		12	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	13
593	mikedld	14	$Revision: 593 $
		15
		16
465	serge	17	align 4
1	ha	18	pr_mode_exit:
		19
46	halyavin	20	; setup stack
465	serge	21	mov ax, 0x3000
		22	mov ss, ax
		23	mov esp, 0x0EC00
46	halyavin	24	; setup ds
465	serge	25	push cs
		26	pop ds
1	ha	27
465	serge	28	lidt [old_ints_h]
27	halyavin	29	;remap IRQs
465	serge	30	mov al,0x11
		31	out 0x20,al
		32	call rdelay
		33	out 0xA0,al
		34	call rdelay
227	serge	35
465	serge	36	mov al,0x08
		37	out 0x21,al
		38	call rdelay
		39	mov al,0x70
		40	out 0xA1,al
		41	call rdelay
227	serge	42
465	serge	43	mov al,0x04
		44	out 0x21,al
		45	call rdelay
		46	mov al,0x02
		47	out 0xA1,al
		48	call rdelay
227	serge	49
465	serge	50	mov al,0x01
		51	out 0x21,al
		52	call rdelay
		53	out 0xA1,al
		54	call rdelay
227	serge	55
465	serge	56	mov al,0xB8
		57	out 0x21,al
		58	call rdelay
		59	mov al,0xBD
		60	out 0xA1,al
		61	sti
1	ha	62
465	serge	63	temp_3456:
		64	xor ax,ax
		65	mov es,ax
		66	mov al,byte [es:0x9030]
		67	cmp al,1
		68	jl nbw
		69	cmp al,4
		70	jle nbw32
227	serge	71
465	serge	72	nbw:
		73	in al,0x60
		74	call pause_key
		75	cmp al,6
		76	jae nbw
		77	mov bl,al
		78	nbw2:
		79	in al,0x60
		80	call pause_key
		81	cmp al,bl
		82	je nbw2
		83	cmp al,240 ;ax,240
		84	jne nbw31
		85	mov al,bl
		86	dec ax
		87	jmp nbw32
		88	nbw31:
		89	add bl,128
		90	cmp al,bl
		91	jne nbw
		92	sub al,129
1	ha	93
465	serge	94	nbw32:
61	halyavin	95
465	serge	96	dec ax ; 1 = write floppy
		97	js nbw
		98	jnz no_floppy_write
		99	call floppy_write
		100	jmp temp_3456 ;nbw
		101	no_floppy_write:
1	ha	102
465	serge	103	dec ax ; 2 = power off
		104	jnz no_apm_off
		105	call APM_PowerOff
		106	jmp $
		107	no_apm_off:
1	ha	108
465	serge	109	dec ax ; 3 = reboot
		110	jnz restart_kernel ; 4 = restart kernel
		111	push 0x40
		112	pop ds
		113	mov word[0x0072],0x1234
		114	jmp 0xF000:0xFFF0
1	ha	115
465	serge	116	pause_key:
		117	mov cx,100
		118	pause_key_1:
		119	loop pause_key_1
		120	ret
61	halyavin	121
		122	rdelay:
1	ha	123	ret
61	halyavin	124
1	ha	125	floppy_write: ; write diskette image to physical floppy
		126
465	serge	127	cmp [flm],byte 1
1	ha	128	je fwwritedone
465	serge	129	mov [flm],byte 1
1	ha	130
465	serge	131	xor ax, ax ; reset drive
		132	xor dx, dx
1	ha	133	int 0x13
		134
		135	mov cx,0x0001 ; startcyl,startsector
465	serge	136	xor dx, dx ; starthead,drive
117	mario79	137	mov ax, 80*2 ; read no of sect
1	ha	138
465	serge	139	fwwrites:
		140	push ax
1	ha	141
		142	; move 1mb+ -> 0:a000
		143
465	serge	144	pusha
		145	mov si, fwmovedesc
1	ha	146	mov cx,256*18
		147	mov ah,0x87
117	mario79	148	push ds
		149	pop es
1	ha	150	int 0x15
465	serge	151	add dword [fwmovedesc+0x12], 512*18
1	ha	152	popa
		153
		154	xor si,si
117	mario79	155	mov es,si
465	serge	156	fwnewwrite:
1	ha	157	mov bx,0xa000 ; es:bx -> data area
		158	mov ax,0x0300+18 ; read, no of sectors to read
		159	int 0x13
		160
465	serge	161	test ah, ah
1	ha	162	jz fwgoodwrite
		163
465	serge	164	inc si
1	ha	165	cmp si,10
		166	jnz fwnewwrite
		167
61	halyavin	168	; can't access diskette - return
465	serge	169	pop ax
1	ha	170	ret
		171
465	serge	172	fwgoodwrite:
1	ha	173	inc dh
		174	cmp dh,2
		175	jnz fwbb2
		176	mov dh,0
		177	inc ch
465	serge	178	fwbb2:
1	ha	179	pop ax
		180	dec ax
61	halyavin	181	jnz fwwrites
		182	ret
1	ha	183
465	serge	184	APM_PowerOff:
		185	mov ax, 5304h
		186	xor bx, bx
		187	int 15h
		188	;!!!!!!!!!!!!!!!!!!!!!!!!
		189	mov ax,0x5300
		190	xor bx,bx
		191	int 0x15
		192	push ax
		193
		194	mov ax,0x5301
		195	xor bx,bx
		196	int 0x15
		197
		198	mov ax,0x5308
		199	mov bx,1
		200	mov cx,bx
		201	int 0x15
		202
		203	mov ax,0x530E
		204	xor bx,bx
		205	pop cx
		206	int 0x15
		207
		208	mov ax,0x530D
		209	mov bx,1
		210	mov cx,bx
		211	int 0x15
		212
		213	mov ax,0x530F
		214	mov bx,1
		215	mov cx,bx
		216	int 0x15
		217
		218	mov ax,0x5307
		219	mov bx,1
		220	mov cx,3
		221	int 0x15
		222	;!!!!!!!!!!!!!!!!!!!!!!!!
		223	fwwritedone:
		224	ret
		225
		226	restart_kernel:
		227
		228	mov ax,0x0003 ; set text mode for screen
		229	int 0x10
		230	jmp 0x4000:0000
		231
		232	restart_kernel_4000:
		233	cli
		234
		235	push ds
		236	pop es
		237	mov cx, 0x8000
		238	push cx
		239	mov ds, cx
		240	xor si, si
		241	xor di, di
		242	rep movsw
		243	push 0x9000
		244	pop ds
		245	push 0x2000
		246	pop es
		247	pop cx
		248	rep movsw
		249
		250	wbinvd ; write and invalidate cache
		251
		252	mov al, 00110100b
		253	out 43h, al
		254	jcxz $+2
		255	mov al, 0xFF
		256	out 40h, al
		257	jcxz $+2
		258	out 40h, al
		259	jcxz $+2
		260	sti
		261
		262	; (hint by Black_mirror)
		263	; We must read data from keyboard port,
		264	; because there may be situation when previous keyboard interrupt is lost
		265	; (due to return to real mode and IRQ reprogramming)
		266	; and next interrupt will not be generated (as keyboard waits for handling)
		267	in al, 0x60
		268
		269	; bootloader interface
		270	push 0x1000
		271	pop ds
		272	mov si, kernel_restart_bootblock
		273	mov ax, 'KL'
		274	jmp 0x1000:0000
		275

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(root)/kernel/trunk/boot/shutdown.inc – Rev 593