WebSVN – Kolibri OS – Blame – /kernel/trunk/kernel.asm

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
3742	clevermous	3	;; Copyright (C) KolibriOS team 2004-2013. All rights reserved.
2288	clevermous	4	;; PROGRAMMING:
		5	;; Ivan Poddubny
		6	;; Marat Zakiyanov (Mario79)
		7	;; VaStaNi
		8	;; Trans
		9	;; Mihail Semenyako (mike.dld)
		10	;; Sergey Kuzmin (Wildwest)
		11	;; Andrey Halyavin (halyavin)
		12	;; Mihail Lisovin (Mihasik)
		13	;; Andrey Ignatiev (andrew_programmer)
		14	;; NoName
		15	;; Evgeny Grechnikov (Diamond)
		16	;; Iliya Mihailov (Ghost)
		17	;; Sergey Semyonov (Serge)
		18	;; Johnny_B
		19	;; SPraid (simba)
		20	;; Hidnplayr
		21	;; Alexey Teplov ()
		22	;; Rus
		23	;; Nable
		24	;; shurf
		25	;; Alver
		26	;; Maxis
		27	;; Galkov
		28	;; CleverMouse
		29	;; tsdima
		30	;; turbanoff
		31	;; Asper
		32	;; art_zh
		33	;;
		34	;; Data in this file was originally part of MenuetOS project which is
		35	;; distributed under the terms of GNU GPL. It is modified and redistributed as
		36	;; part of KolibriOS project under the terms of GNU GPL.
		37	;;
		38	;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
		39	;; PROGRAMMING:
		40	;;
		41	;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
		42	;; - main os coding/design
		43	;; Jan-Michael Brummer, BUZZ2@gmx.de
		44	;; Felix Kaiser, info@felix-kaiser.de
		45	;; Paolo Minazzi, paolo.minazzi@inwind.it
		46	;; quickcode@mail.ru
		47	;; Alexey, kgaz@crosswinds.net
		48	;; Juan M. Caravaca, bitrider@wanadoo.es
		49	;; kristol@nic.fi
		50	;; Mike Hibbett, mikeh@oceanfree.net
		51	;; Lasse Kuusijarvi, kuusijar@lut.fi
		52	;; Jarek Pelczar, jarekp3@wp.pl
		53	;;
		54	;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
		55	;; WARRANTY. No author or distributor accepts responsibility to anyone for the
		56	;; consequences of using it or for whether it serves any particular purpose or
		57	;; works at all, unless he says so in writing. Refer to the GNU General Public
		58	;; License (the "GPL") for full details.
		59	;
		60	;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
		61	;; but only under the conditions described in the GPL. A copy of this license
		62	;; is supposed to have been given to you along with KolibriOS so you can know
		63	;; your rights and responsibilities. It should be in a file named COPYING.
		64	;; Among other things, the copyright notice and this notice must be preserved
		65	;; on all copies.
		66	;;
		67	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		68
3383	hidnplayr	69	format binary as "mnt"
		70
2288	clevermous	71	include 'macros.inc'
2381	hidnplayr	72	include 'struct.inc'
2288	clevermous	73
		74	$Revision: 4578 $
		75
		76
		77	USE_COM_IRQ equ 1 ; make irq 3 and irq 4 available for PCI devices
3627	Serge	78	VESA_1_2_VIDEO equ 0 ; enable vesa 1.2 bank switch functions
2288	clevermous	79
		80	; Enabling the next line will enable serial output console
3556	hidnplayr	81	;debug_com_base equ 0x3f8 ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
2288	clevermous	82
		83	include "proc32.inc"
		84	include "kglobals.inc"
		85	include "lang.inc"
3539	clevermous	86	include "encoding.inc"
2288	clevermous	87
		88	include "const.inc"
3777	yogev_ezra	89
		90	iglobal
		91	; The following variable, if equal to 1, duplicates debug output to the screen.
		92	debug_direct_print db 0
		93	; Start the first app (LAUNCHER) after kernel is loaded? (1=yes, 2 or 0=no)
		94	launcher_start db 1
		95	endg
		96
2288	clevermous	97	max_processes equ 255
		98	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
		99
		100	os_stack equ (os_data_l-gdts) ; GDTs
		101	os_code equ (os_code_l-gdts)
		102	graph_data equ (3+graph_data_l-gdts)
		103	tss0 equ (tss0_l-gdts)
		104	app_code equ (3+app_code_l-gdts)
		105	app_data equ (3+app_data_l-gdts)
		106	app_tls equ (3+tls_data_l-gdts)
		107	pci_code_sel equ (pci_code_32-gdts)
		108	pci_data_sel equ (pci_data_32-gdts)
		109
		110
		111	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		112	;;
		113	;; Included files:
		114	;;
		115	;; Kernel16.inc
		116	;; - Booteng.inc English text for bootup
		117	;; - Bootcode.inc Hardware setup
		118	;; - Pci16.inc PCI functions
		119	;;
		120	;; Kernel32.inc
		121	;; - Sys32.inc Process management
		122	;; - Shutdown.inc Shutdown and restart
		123	;; - Fat32.inc Read / write hd
		124	;; - Vesa12.inc Vesa 1.2 driver
		125	;; - Vesa20.inc Vesa 2.0 driver
		126	;; - Vga.inc VGA driver
		127	;; - Stack.inc Network interface
		128	;; - Mouse.inc Mouse pointer
		129	;; - Scincode.inc Window skinning
		130	;; - Pci32.inc PCI functions
		131	;;
		132	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		133
		134
		135	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		136	;; ;;
		137	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		138	;; ;;
		139	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		140
		141	use16
		142	org 0x0
		143	jmp start_of_code
		144
3287	esevece	145	if lang eq sp
		146	include "kernelsp.inc" ; spanish kernel messages
3927	kaitz	147	else if lang eq et
		148	version db 'Kolibri OS versioon 0.7.7.0+ ',13,10,13,10,0
3287	esevece	149	else
2288	clevermous	150	version db 'Kolibri OS version 0.7.7.0+ ',13,10,13,10,0
3287	esevece	151	end if
2288	clevermous	152
		153	include "boot/bootstr.inc" ; language-independent boot messages
		154	include "boot/preboot.inc"
		155
3274	esevece	156	if lang eq ge
		157	include "boot/bootge.inc" ; german system boot messages
		158	else if lang eq sp
		159	include "boot/bootsp.inc" ; spanish system boot messages
2288	clevermous	160	else if lang eq ru
		161	include "boot/bootru.inc" ; russian system boot messages
		162	include "boot/ru.inc" ; Russian font
		163	else if lang eq et
		164	include "boot/bootet.inc" ; estonian system boot messages
		165	include "boot/et.inc" ; Estonian font
		166	else
3274	esevece	167	include "boot/booten.inc" ; english system boot messages
2288	clevermous	168	end if
		169
		170	include "boot/bootcode.inc" ; 16 bit system boot code
		171	include "bus/pci/pci16.inc"
		172	include "detect/biosdisk.inc"
		173
		174	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		175	;; ;;
		176	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		177	;; ;;
		178	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		179
		180
		181	; CR0 Flags - Protected mode and Paging
		182
		183	mov ecx, CR0_PE
		184
		185	; Enabling 32 bit protected mode
		186
		187	sidt [cs:old_ints_h]
		188
		189	cli ; disable all irqs
		190	cld
		191	mov al, 255 ; mask all irqs
		192	out 0xa1, al
		193	out 0x21, al
		194	l.5:
		195	in al, 0x64 ; Enable A20
		196	test al, 2
		197	jnz l.5
		198	mov al, 0xD1
		199	out 0x64, al
		200	l.6:
		201	in al, 0x64
		202	test al, 2
		203	jnz l.6
		204	mov al, 0xDF
		205	out 0x60, al
		206	l.7:
		207	in al, 0x64
		208	test al, 2
		209	jnz l.7
		210	mov al, 0xFF
		211	out 0x64, al
		212
		213	lgdt [cs:tmp_gdt] ; Load GDT
		214	mov eax, cr0 ; protected mode
		215	or eax, ecx
		216	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		217	mov cr0, eax
		218	jmp pword os_code:B32 ; jmp to enable 32 bit mode
		219
		220	align 8
		221	tmp_gdt:
		222
		223	dw 23
		224	dd tmp_gdt+0x10000
		225	dw 0
		226
		227	dw 0xffff
		228	dw 0x0000
		229	db 0x00
		230	dw 11011111b *256 +10011010b
		231	db 0x00
		232
		233	dw 0xffff
		234	dw 0x0000
		235	db 0x00
		236	dw 11011111b *256 +10010010b
		237	db 0x00
		238
		239	include "data16.inc"
		240
3627	Serge	241	if ~ lang eq sp
		242	diff16 "end of bootcode",0,$+0x10000
		243	end if
		244
2288	clevermous	245	use32
		246	org $+0x10000
		247
		248	align 4
		249	B32:
		250	mov ax, os_stack ; Selector for os
		251	mov ds, ax
		252	mov es, ax
		253	mov fs, ax
		254	mov gs, ax
		255	mov ss, ax
		256	mov esp, 0x006CC00 ; Set stack
		257
		258	; CLEAR 0x280000 - HEAP_BASE
		259
		260	xor eax, eax
		261	mov edi, CLEAN_ZONE
		262	mov ecx, (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
		263	cld
		264	rep stosd
		265
		266	; CLEAR KERNEL UNDEFINED GLOBALS
		267	mov edi, endofcode-OS_BASE
		268	mov ecx, 0x90000
		269	sub ecx, edi
		270	shr ecx, 2
		271	rep stosd
		272
		273	; SAVE & CLEAR 0-0xffff
		274
		275	mov edi, 0x1000
3732	Serge	276	mov ecx, 0x8000 / 4
2288	clevermous	277	rep stosd
3732	Serge	278	mov edi, 0xa000
		279	mov ecx, 0x6000 / 4
		280	rep stosd
2288	clevermous	281
		282	call test_cpu
		283	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
		284
		285	call check_acpi
		286	call init_BIOS32
		287	; MEMORY MODEL
		288	call mem_test
		289	call init_mem
		290	call init_page_map
		291
		292	; ENABLE PAGING
		293
		294	mov eax, sys_pgdir-OS_BASE
		295	mov cr3, eax
		296
		297	mov eax, cr0
		298	or eax, CR0_PG+CR0_WP
		299	mov cr0, eax
		300
		301	lgdt [gdts]
		302	jmp pword os_code:high_code
		303
		304	align 4
		305	bios32_entry dd ?
		306	tmp_page_tabs dd ?
		307
		308	use16
		309	org $-0x10000
		310	include "boot/shutdown.inc" ; shutdown or restart
		311	org $+0x10000
		312	use32
		313
		314	__DEBUG__ fix 1
		315	__DEBUG_LEVEL__ fix 1
		316	include 'init.inc'
		317
		318	org OS_BASE+$
		319
2443	Serge	320	include 'fdo.inc'
		321
2288	clevermous	322	align 4
		323	high_code:
		324	mov ax, os_stack
		325	mov bx, app_data
		326	mov cx, app_tls
		327	mov ss, ax
		328	add esp, OS_BASE
		329
		330	mov ds, bx
		331	mov es, bx
		332	mov fs, cx
		333	mov gs, bx
		334
		335	bt [cpu_caps], CAPS_PGE
		336	jnc @F
		337
		338	or dword [sys_pgdir+(OS_BASE shr 20)], PG_GLOBAL
		339
		340	mov ebx, cr4
		341	or ebx, CR4_PGE
		342	mov cr4, ebx
		343	@@:
		344	xor eax, eax
		345	mov dword [sys_pgdir], eax
		346	mov dword [sys_pgdir+4], eax
		347
		348	mov eax, cr3
		349	mov cr3, eax ; flush TLB
		350
		351	mov ecx, pg_data.mutex
		352	call mutex_init
		353
		354	mov ecx, disk_list_mutex
		355	call mutex_init
		356
2601	clevermous	357	mov ecx, keyboard_list_mutex
		358	call mutex_init
		359
2489	mario79	360	mov ecx, unpack_mutex
		361	call mutex_init
		362
3534	clevermous	363	mov ecx, application_table_mutex
		364	call mutex_init
		365
3742	clevermous	366	mov ecx, ide_mutex
		367	call mutex_init
		368	mov ecx, ide_channel1_mutex
		369	call mutex_init
		370	mov ecx, ide_channel2_mutex
		371	call mutex_init
3774	mario79	372	;-----------------------------------------------------------------------------
2288	clevermous	373	; SAVE REAL MODE VARIABLES
3774	mario79	374	;-----------------------------------------------------------------------------
		375	save_variables_IDE_controller:
3726	clevermous	376	xor eax, eax
3762	mario79	377	mov ax, [BOOT_VARS + BOOT_IDE_INTERR_16]
		378	mov [IDE_Interrupt], ax
3774	mario79	379	;--------------------------------------
3732	Serge	380	mov ax, [BOOT_VARS + BOOT_IDE_PI_16]
3702	mario79	381	mov [IDEContrProgrammingInterface], ax
3774	mario79	382	;--------------------------------------
3732	Serge	383	mov ax, [BOOT_VARS + BOOT_IDE_BASE_ADDR]
2288	clevermous	384	mov [IDEContrRegsBaseAddr], ax
3774	mario79	385	;--------------------------------------
3732	Serge	386	mov ax, [BOOT_VARS + BOOT_IDE_BAR0_16]
3726	clevermous	387	cmp ax, 0
		388	je @f
		389	cmp ax, 1
3774	mario79	390	jne .no_PATA_BAR0
		391	@@:
		392	mov ax, 0x1F0
		393	jmp @f
		394	.no_PATA_BAR0:
		395	and ax, 0xFFFC
		396	@@:
3726	clevermous	397	mov [StandardATABases], ax
		398	mov [hd_address_table], eax
		399	mov [hd_address_table+8], eax
3774	mario79	400	mov [IDE_BAR0_val], ax
		401	;--------------------------------------
		402	mov ax, [BOOT_VARS + BOOT_IDE_BAR1_16]
		403	cmp ax, 0
		404	je @f
		405	cmp ax, 1
		406	jne .no_PATA_BAR1
3702	mario79	407	@@:
3774	mario79	408	mov ax, 0x3F4
		409	jmp @f
		410	.no_PATA_BAR1:
		411	and ax, 0xFFFC
		412	@@:
3702	mario79	413	mov [IDE_BAR1_val], ax
3774	mario79	414	;--------------------------------------
3732	Serge	415	mov ax, [BOOT_VARS + BOOT_IDE_BAR2_16]
3726	clevermous	416	cmp ax, 0
		417	je @f
		418	cmp ax, 1
3774	mario79	419	jne .no_PATA_BAR2
		420	@@:
		421	mov ax, 0x170
		422	jmp @f
		423	.no_PATA_BAR2:
		424	and ax, 0xFFFC
		425	@@:
3726	clevermous	426	mov [StandardATABases+2], ax
		427	mov [hd_address_table+16], eax
		428	mov [hd_address_table+24], eax
3774	mario79	429	mov [IDE_BAR2_val], ax
		430	;--------------------------------------
		431	mov ax, [BOOT_VARS + BOOT_IDE_BAR3_16]
		432	cmp ax, 0
		433	je @f
		434	cmp ax, 1
		435	jne .no_PATA_BAR3
3702	mario79	436	@@:
3774	mario79	437	mov ax, 0x374
		438	jmp @f
		439	.no_PATA_BAR3:
		440	and ax, 0xFFFC
		441	@@:
3702	mario79	442	mov [IDE_BAR3_val], ax
3732	Serge	443
2288	clevermous	444	; --------------- APM ---------------------
		445
		446	; init selectors
3732	Serge	447	mov ebx, [BOOT_VARS+BOOT_APM_ENTRY] ; offset of APM entry point
		448	movzx eax, word [BOOT_VARS+BOOT_APM_CODE_32] ; real-mode segment base address of
2288	clevermous	449	; protected-mode 32-bit code segment
3732	Serge	450	movzx ecx, word [BOOT_VARS+BOOT_APM_CODE_16]; real-mode segment base address of
2288	clevermous	451	; protected-mode 16-bit code segment
3732	Serge	452	movzx edx, word [BOOT_VARS+BOOT_APM_DATA_16]; real-mode segment base address of
2288	clevermous	453	; protected-mode 16-bit data segment
		454
		455	shl eax, 4
		456	mov [dword apm_code_32 + 2], ax
		457	shr eax, 16
		458	mov [dword apm_code_32 + 4], al
		459
		460	shl ecx, 4
		461	mov [dword apm_code_16 + 2], cx
		462	shr ecx, 16
		463	mov [dword apm_code_16 + 4], cl
		464
		465	shl edx, 4
		466	mov [dword apm_data_16 + 2], dx
		467	shr edx, 16
		468	mov [dword apm_data_16 + 4], dl
		469
		470	mov dword[apm_entry], ebx
		471	mov word [apm_entry + 4], apm_code_32 - gdts
		472
3732	Serge	473	mov eax, [BOOT_VARS + BOOT_APM_VERSION] ; version & flags
2288	clevermous	474	mov [apm_vf], eax
		475	; -----------------------------------------
3732	Serge	476	mov al, [BOOT_VARS+BOOT_DMA] ; DMA access
2288	clevermous	477	mov [allow_dma_access], al
3732	Serge	478	movzx eax, byte [BOOT_VARS+BOOT_BPP] ; bpp
2288	clevermous	479	mov [_display.bpp], eax
		480	mov [_display.vrefresh], 60
3777	yogev_ezra	481	mov al, [BOOT_VARS+BOOT_DEBUG_PRINT] ; If nonzero, duplicates debug output to the screen
		482	mov [debug_direct_print], al
		483	mov al, [BOOT_VARS+BOOT_LAUNCHER_START] ; Start the first app (LAUNCHER) after kernel is loaded?
		484	mov [launcher_start], al
3732	Serge	485	movzx eax, word [BOOT_VARS+BOOT_X_RES]; X max
2288	clevermous	486	mov [_display.width], eax
2654	mario79	487	mov [display_width_standard], eax
2288	clevermous	488	dec eax
		489	mov [Screen_Max_X], eax
		490	mov [screen_workarea.right], eax
3732	Serge	491	movzx eax, word [BOOT_VARS+BOOT_Y_RES]; Y max
2288	clevermous	492	mov [_display.height], eax
2654	mario79	493	mov [display_height_standard], eax
2288	clevermous	494	dec eax
		495	mov [Screen_Max_Y], eax
		496	mov [screen_workarea.bottom], eax
3732	Serge	497	movzx eax, word [BOOT_VARS+BOOT_VESA_MODE] ; screen mode
3606	Serge	498	mov dword [SCR_MODE], eax
		499	; mov eax, [BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
2407	mario79	500	; mov [BANK_SWITCH], eax
3606	Serge	501	mov eax, 640 *4 ; Bytes PerScanLine
		502	cmp [SCR_MODE], word 0x13 ; 320x200
2288	clevermous	503	je @f
3606	Serge	504	cmp [SCR_MODE], word 0x12 ; VGA 640x480
2288	clevermous	505	je @f
3732	Serge	506	movzx eax, word[BOOT_VARS+BOOT_PITCH] ; for other modes
3606	Serge	507	@@:
2288	clevermous	508	mov [_display.pitch], eax
		509	mov eax, [_display.width]
		510	mul [_display.height]
		511	mov [_WinMapSize], eax
		512
2438	mario79	513	call calculate_fast_getting_offset_for_WinMapAddress
2480	mario79	514	; for Qemu or non standart video cards
3481	Serge	515	; Unfortunately [BytesPerScanLine] does not always
2480	mario79	516	; equal to [_display.width] * [ScreenBPP] / 8
		517	call calculate_fast_getting_offset_for_LFB
2438	mario79	518
3732	Serge	519	mov esi, BOOT_VARS+0x9080
2288	clevermous	520	movzx ecx, byte [esi-1]
		521	mov [NumBiosDisks], ecx
		522	mov edi, BiosDisksData
		523	rep movsd
		524
		525	; GRAPHICS ADDRESSES
		526
3732	Serge	527	mov eax, [BOOT_VARS+BOOT_LFB]
2288	clevermous	528	mov [LFBAddress], eax
		529
		530	cmp [SCR_MODE], word 0100000000000000b
		531	jge setvesa20
2407	mario79	532	cmp [SCR_MODE], word 0x13 ; EGA 320*200 256 colors
2288	clevermous	533	je v20ga32
		534	jmp v20ga24
2436	mario79	535
2407	mario79	536	setvesa20:
2288	clevermous	537	mov [PUTPIXEL], dword Vesa20_putpixel24 ; Vesa 2.0
		538	mov [GETPIXEL], dword Vesa20_getpixel24
3537	Serge	539	cmp byte [_display.bpp], 24
2288	clevermous	540	jz v20ga24
2407	mario79	541	v20ga32:
2288	clevermous	542	mov [PUTPIXEL], dword Vesa20_putpixel32
		543	mov [GETPIXEL], dword Vesa20_getpixel32
2407	mario79	544	jmp no_mode_0x12
		545	v20ga24:
2288	clevermous	546	cmp [SCR_MODE], word 0x12 ; 16 C VGA 640x480
		547	jne no_mode_0x12
		548	mov [PUTPIXEL], dword VGA_putpixel
		549	mov [GETPIXEL], dword Vesa20_getpixel32
2407	mario79	550	no_mode_0x12:
2288	clevermous	551
2642	mario79	552	mov [MOUSE_PICTURE], dword mousepointer
		553	mov [_display.check_mouse], check_mouse_area_for_putpixel
		554	mov [_display.check_m_pixel], check_mouse_area_for_getpixel
		555
2288	clevermous	556	; -------- Fast System Call init ----------
		557	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
		558	bt [cpu_caps], CAPS_SEP
		559	jnc .SEnP ; SysEnter not Present
		560	xor edx, edx
		561	mov ecx, MSR_SYSENTER_CS
		562	mov eax, os_code
		563	wrmsr
		564	mov ecx, MSR_SYSENTER_ESP
		565	; mov eax, sysenter_stack ; Check it
		566	xor eax, eax
		567	wrmsr
		568	mov ecx, MSR_SYSENTER_EIP
		569	mov eax, sysenter_entry
		570	wrmsr
		571	.SEnP:
		572	; AMD SYSCALL/SYSRET
		573	cmp byte[cpu_vendor], 'A'
		574	jne .noSYSCALL
		575	mov eax, 0x80000001
		576	cpuid
		577	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		578	jz .noSYSCALL
		579	mov ecx, MSR_AMD_EFER
		580	rdmsr
		581	or eax, 1 ; bit_0 - System Call Extension (SCE)
		582	wrmsr
		583
		584	; !!!! It`s dirty hack, fix it !!!
		585	; Bits of EDX :
3539	clevermous	586	; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
2288	clevermous	587	; and the contents of this field, plus 8, are copied into the SS register.
3539	clevermous	588	; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
2288	clevermous	589	; and the contents of this field, plus 8, are copied into the SS register.
		590
		591	; mov edx, (os_code + 16) * 65536 + os_code
		592	mov edx, 0x1B0008
		593
		594	mov eax, syscall_entry
		595	mov ecx, MSR_AMD_STAR
		596	wrmsr
		597	.noSYSCALL:
		598	; -----------------------------------------
		599	stdcall alloc_page
		600	stdcall map_page, tss-0xF80, eax, PG_SW
		601	stdcall alloc_page
		602	stdcall map_page, tss+0x80, eax, PG_SW
		603	stdcall alloc_page
		604	stdcall map_page, tss+0x1080, eax, PG_SW
		605
		606	; LOAD IDT
		607
		608	call build_interrupt_table ;lidt is executed
		609	;lidt [idtreg]
		610
		611	call init_kernel_heap
3534	clevermous	612	stdcall kernel_alloc, (RING0_STACK_SIZE+512) * 2
2288	clevermous	613	mov [os_stack_seg], eax
		614
		615	lea esp, [eax+RING0_STACK_SIZE]
		616
		617	mov [tss._ss0], os_stack
		618	mov [tss._esp0], esp
		619	mov [tss._esp], esp
		620	mov [tss._cs], os_code
		621	mov [tss._ss], os_stack
		622	mov [tss._ds], app_data
		623	mov [tss._es], app_data
		624	mov [tss._fs], app_data
		625	mov [tss._gs], app_data
		626	mov [tss._io], 128
		627	;Add IO access table - bit array of permitted ports
		628	mov edi, tss._io_map_0
		629	xor eax, eax
		630	not eax
		631	mov ecx, 8192/4
		632	rep stosd ; access to 4096*8=65536 ports
		633
		634	mov ax, tss0
		635	ltr ax
		636
2991	Serge	637	mov [LFBSize], 0xC00000
2288	clevermous	638	call init_LFB
		639	call init_fpu
		640	call init_malloc
		641
		642	stdcall alloc_kernel_space, 0x51000
		643	mov [default_io_map], eax
		644
		645	add eax, 0x2000
		646	mov [ipc_tmp], eax
		647	mov ebx, 0x1000
		648
		649	add eax, 0x40000
		650	mov [proc_mem_map], eax
		651
		652	add eax, 0x8000
		653	mov [proc_mem_pdir], eax
		654
		655	add eax, ebx
		656	mov [proc_mem_tab], eax
		657
		658	add eax, ebx
		659	mov [tmp_task_pdir], eax
		660
		661	add eax, ebx
		662	mov [tmp_task_ptab], eax
		663
		664	add eax, ebx
		665	mov [ipc_pdir], eax
		666
		667	add eax, ebx
		668	mov [ipc_ptab], eax
		669
		670	stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
		671	(unpack.lc+unpack.lp)))*4
		672
		673	mov [unpack.p], eax
		674
		675	call init_events
2384	hidnplayr	676	mov eax, srv.fd-SRV.fd
2288	clevermous	677	mov [srv.fd], eax
		678	mov [srv.bk], eax
		679
		680	;Set base of graphic segment to linear address of LFB
		681	mov eax, [LFBAddress] ; set for gs
		682	mov [graph_data_l+2], ax
		683	shr eax, 16
		684	mov [graph_data_l+4], al
		685	mov [graph_data_l+7], ah
		686
		687	stdcall kernel_alloc, [_WinMapSize]
		688	mov [_WinMapAddress], eax
		689
		690	xor eax, eax
		691	inc eax
		692
		693	; set background
		694
		695	mov [BgrDrawMode], eax
		696	mov [BgrDataWidth], eax
		697	mov [BgrDataHeight], eax
		698	mov [mem_BACKGROUND], 4
		699	mov [img_background], static_background_data
		700
4199	mario79	701	; set clipboard
		702
		703	xor eax, eax
		704	mov [clipboard_slots], eax
		705	mov [clipboard_write_lock], eax
		706	stdcall kernel_alloc, 4096
		707	test eax, eax
		708	jnz @f
		709
		710	dec eax
		711	@@:
		712	mov [clipboard_main_list], eax
		713
3296	clevermous	714	; SET UP OS TASK
		715
		716	mov esi, boot_setostask
		717	call boot_log
		718
3534	clevermous	719	mov edx, SLOT_BASE+256
		720	mov ebx, [os_stack_seg]
		721	add ebx, 0x2000
		722	call setup_os_slot
		723	mov dword [edx], 'IDLE'
		724	sub [edx+APPDATA.saved_esp], 4
		725	mov eax, [edx+APPDATA.saved_esp]
		726	mov dword [eax], idle_thread
		727	mov ecx, IDLE_PRIORITY
		728	call scheduler_add_thread
3296	clevermous	729
3534	clevermous	730	mov edx, SLOT_BASE+256*2
		731	mov ebx, [os_stack_seg]
		732	call setup_os_slot
		733	mov dword [edx], 'OS'
		734	xor ecx, ecx
		735	call scheduler_add_thread
3296	clevermous	736
3534	clevermous	737	mov dword [CURRENT_TASK], 2
		738	mov dword [TASK_COUNT], 2
		739	mov dword [current_slot], SLOT_BASE + 256*2
		740	mov dword [TASK_BASE], CURRENT_TASK + 32*2
3296	clevermous	741
2288	clevermous	742
		743	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
2642	mario79	744	mov esi, boot_initirq
		745	call boot_log
		746	call init_irqs
2288	clevermous	747
2642	mario79	748	mov esi, boot_picinit
		749	call boot_log
2288	clevermous	750	call PIC_init
		751
2642	mario79	752	mov esi, boot_v86machine
		753	call boot_log
2288	clevermous	754	; Initialize system V86 machine
		755	call init_sys_v86
		756
2642	mario79	757	mov esi, boot_inittimer
		758	call boot_log
2288	clevermous	759	; Initialize system timer (IRQ0)
		760	call PIT_init
		761
4273	clevermous	762	; Register ramdisk file system
		763	mov esi, boot_initramdisk
		764	call boot_log
		765	call ramdisk_init
3613	clevermous	766
2642	mario79	767	mov esi, boot_initapic
		768	call boot_log
2288	clevermous	769	; Try to Initialize APIC
		770	call APIC_init
		771
2642	mario79	772	mov esi, boot_enableirq
		773	call boot_log
3785	mario79	774	; Enable timer IRQ (IRQ0) and co-processor IRQ (IRQ13)
2288	clevermous	775	; they are used: when partitions are scanned, hd_read relies on timer
		776	call unmask_timer
		777	stdcall enable_irq, 2 ; @#$%! PIC
		778	stdcall enable_irq, 13 ; co-processor
4575	mario79	779	;-----------------------------------------------------------------------------
		780	; show SVN version of kernel on the message board
		781	;-----------------------------------------------------------------------------
		782	mov eax, [version_inf.rev]
		783	DEBUGF 1, "K : kernel SVN r%d\n", eax
		784	;-----------------------------------------------------------------------------
		785	; show CPU count on the message board
		786	;-----------------------------------------------------------------------------
		787	mov eax, [cpu_count]
		788	test eax, eax
		789	jnz @F
		790	mov al, 1 ; at least one CPU
		791	@@:
		792	DEBUGF 1, "K : %d CPU detected\n", eax
		793	;-----------------------------------------------------------------------------
		794	; detect Floppy drives
		795	;-----------------------------------------------------------------------------
		796	mov esi, boot_detectfloppy
		797	call boot_log
		798	include 'detect/dev_fd.inc'
		799	;-----------------------------------------------------------------------------
		800	; START of initialisation IDE ATA code
		801	;-----------------------------------------------------------------------------
3785	mario79	802	cmp [IDEContrProgrammingInterface], 0
		803	je @f
		804
3762	mario79	805	mov esi, boot_disabling_ide
2642	mario79	806	call boot_log
3762	mario79	807	;--------------------------------------
		808	; Disable IDE interrupts, because the search
		809	; for IDE partitions is in the PIO mode.
		810	;--------------------------------------
		811	.disable_IDE_interrupt:
		812	; Disable interrupts in IDE controller for PIO
		813	mov al, 2
3774	mario79	814	mov dx, [IDE_BAR1_val] ;0x3F4
		815	add dx, 2 ;0x3F6
2288	clevermous	816	out dx, al
3774	mario79	817	mov dx, [IDE_BAR3_val] ;0x374
		818	add dx, 2 ;0x376
2288	clevermous	819	out dx, al
3785	mario79	820	@@:
4575	mario79	821	; show base variables of IDE controller
		822	DEBUGF 1, "K : BAR0 %x \n", [IDE_BAR0_val]:4
		823	DEBUGF 1, "K : BAR1 %x \n", [IDE_BAR1_val]:4
		824	DEBUGF 1, "K : BAR2 %x \n", [IDE_BAR2_val]:4
		825	DEBUGF 1, "K : BAR3 %x \n", [IDE_BAR3_val]:4
		826	DEBUGF 1, "K : BAR4 %x \n", [IDEContrRegsBaseAddr]:4
		827	DEBUGF 1, "K : IDEContrProgrammingInterface %x \n", [IDEContrProgrammingInterface]:4
		828	DEBUGF 1, "K : IDE_Interrupt %x \n", [IDE_Interrupt]:4
3762	mario79	829	;-----------------------------------------------------------------------------
2642	mario79	830	mov esi, boot_detecthdcd
		831	call boot_log
		832	include 'detect/dev_hdcd.inc'
		833	mov esi, boot_getcache
		834	call boot_log
		835	include 'detect/getcache.inc'
		836	mov esi, boot_detectpart
		837	call boot_log
		838	include 'detect/sear_par.inc'
4575	mario79	839	;-----------------------------------------------------------------------------
		840	mov dx, [IDEContrRegsBaseAddr]
		841	; test whether it is our interrupt?
		842	add dx, 2
		843	in al, dx
		844	test al, 100b
		845	jz @f
		846	; clear Bus Master IDE Status register
		847	; clear Interrupt bit
		848	out dx, al
		849	@@:
		850	add dx, 8
		851	; test whether it is our interrupt?
		852	in al, dx
		853	test al, 100b
		854	jz @f
		855	; clear Bus Master IDE Status register
		856	; clear Interrupt bit
		857	out dx, al
		858	@@:
		859	; read status register and remove the interrupt request
		860	mov dx, [IDE_BAR0_val] ;0x1F0
		861	add dx, 0x7 ;0x1F7
		862	in al, dx
		863	mov dx, [IDE_BAR2_val] ;0x170
		864	add dx, 0x7 ;0x177
		865	in al, dx
		866	;-----------------------------------------------------------------------------
		867	push eax edx
		868	mov dx, [IDEContrRegsBaseAddr]
		869	xor eax, eax
		870	add dx, 2
		871	in al, dx
		872	DEBUGF 1, "K : Primary Bus Master IDE Status Register %x\n", eax
2288	clevermous	873
4575	mario79	874	add dx, 8
		875	in al, dx
		876	DEBUGF 1, "K : Secondary Bus Master IDE Status Register %x\n", eax
		877	pop edx eax
		878
		879	cmp [IDEContrRegsBaseAddr], 0
		880	setnz [dma_hdd]
		881
		882	cmp [IDEContrProgrammingInterface], 0
		883	je set_interrupts_for_IDE_controllers.continue
		884	;-----------------------------------------------------------------------------
		885	; set interrupts for IDE Controller
		886	;-----------------------------------------------------------------------------
		887	mov esi, boot_set_int_IDE
		888	call boot_log
		889	set_interrupts_for_IDE_controllers:
		890	mov ax, [IDEContrProgrammingInterface]
		891	cmp ax, 0x0180
		892	je .pata_ide
		893
		894	cmp ax, 0x018a
		895	jne .sata_ide
		896	;--------------------------------------
		897	.pata_ide:
		898	cmp [IDEContrRegsBaseAddr], 0
		899	je .end_set_interrupts
		900
		901	stdcall attach_int_handler, 14, IDE_irq_14_handler, 0
		902	DEBUGF 1, "K : Set IDE IRQ14 return code %x\n", eax
		903	stdcall attach_int_handler, 15, IDE_irq_15_handler, 0
		904	DEBUGF 1, "K : Set IDE IRQ15 return code %x\n", eax
		905	jmp .enable_IDE_interrupt
		906	;--------------------------------------
		907	.sata_ide:
		908	cmp ax, 0x0185
		909	je .sata_ide_1
		910
		911	cmp ax, 0x018f
		912	jne .end_set_interrupts
		913	;--------------------------------------
		914	.sata_ide_1:
		915	cmp [IDEContrRegsBaseAddr], 0
		916	je .end_set_interrupts
		917
		918	mov ax, [IDE_Interrupt]
		919	movzx eax, al
		920	stdcall attach_int_handler, eax, IDE_common_irq_handler, 0
		921	DEBUGF 1, "K : Set IDE IRQ%d return code %x\n", [IDE_Interrupt]:1, eax
		922	;--------------------------------------
		923	.enable_IDE_interrupt:
		924	mov esi, boot_enabling_ide
		925	call boot_log
		926	; Enable interrupts in IDE controller for DMA
		927	mov al, 0
		928	mov ah, [DRIVE_DATA+1]
		929	test ah, 10100000b
		930	jz @f
		931
		932	DEBUGF 1, "K : IDE CH1 PIO, because ATAPI drive present\n"
		933	jmp .ch2_check
		934	@@:
		935	mov dx, [IDE_BAR1_val] ;0x3F4
		936	add dx, 2 ;0x3F6
		937	out dx, al
		938	DEBUGF 1, "K : IDE CH1 DMA enabled\n"
		939	.ch2_check:
		940	test ah, 1010b
		941	jz @f
		942
		943	DEBUGF 1, "K : IDE CH2 PIO, because ATAPI drive present\n"
		944	jmp .end_set_interrupts
		945	@@:
		946	mov dx, [IDE_BAR3_val] ;0x374
		947	add dx, 2 ;0x376
		948	out dx, al
		949	DEBUGF 1, "K : IDE CH2 DMA enabled\n"
		950	;--------------------------------------
		951	.end_set_interrupts:
		952	;-----------------------------------------------------------------------------
		953	cmp [dma_hdd], 0
		954	je .print_pio
		955	.print_dma:
		956	DEBUGF 1, "K : IDE DMA mode\n"
		957	jmp .continue
		958
		959	.print_pio:
		960	DEBUGF 1, "K : IDE PIO mode\n"
		961	.continue:
		962	;-----------------------------------------------------------------------------
		963	; END of initialisation IDE ATA code
		964	;-----------------------------------------------------------------------------
2642	mario79	965	mov esi, boot_init_sys
		966	call boot_log
2288	clevermous	967	call Parser_params
		968
		969	if ~ defined extended_primary_loader
		970	; ramdisk image should be loaded by extended primary loader if it exists
		971	; READ RAMDISK IMAGE FROM HD
		972
		973	;!!!!!!!!!!!!!!!!!!!!!!!
		974	include 'boot/rdload.inc'
		975	;!!!!!!!!!!!!!!!!!!!!!!!
		976	end if
		977
		978	if 0
		979	mov ax, [OS_BASE+0x10000+bx_from_load]
		980	cmp ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
		981	je no_lib_load
2642	mario79	982
		983	mov esi, boot_loadlibs
		984	call boot_log
2288	clevermous	985	; LOADING LIBRARES
		986	stdcall dll.Load, @IMPORT ; loading librares for kernel (.obj files)
		987	call load_file_parse_table ; prepare file parse table
		988	call set_kernel_conf ; configure devices and gui
		989	no_lib_load:
		990	end if
		991
		992	; Display APIC status
		993	mov esi, boot_APIC_found
		994	cmp [irq_mode], IRQ_APIC
		995	je @f
		996	mov esi, boot_APIC_nfound
		997	@@:
2642	mario79	998	call boot_log
2288	clevermous	999
		1000	; PRINT AMOUNT OF MEMORY
		1001	mov esi, boot_memdetect
		1002	call boot_log
		1003
		1004	movzx ecx, word [boot_y]
		1005	if lang eq ru
		1006	or ecx, (10+30*6) shl 16
3274	esevece	1007	else if lang eq sp
		1008	or ecx, (10+33*6) shl 16
		1009	else
2288	clevermous	1010	or ecx, (10+29*6) shl 16
3274	esevece	1011	end if
2288	clevermous	1012	sub ecx, 10
		1013	mov edx, 0xFFFFFF
		1014	mov ebx, [MEM_AMOUNT]
		1015	shr ebx, 20
		1016	xor edi, edi
		1017	mov eax, 0x00040000
		1018	inc edi
		1019	call display_number_force
		1020
		1021	; BUILD SCHEDULER
		1022
2642	mario79	1023	; call build_scheduler; sys32.inc
2288	clevermous	1024
2642	mario79	1025	; mov esi, boot_devices
		1026	; call boot_log
2288	clevermous	1027
		1028	mov [pci_access_enabled], 1
3394	clevermous	1029	call pci_enum
4578	clevermous	1030	call clear_pci_ide_interrupts
4575	mario79	1031
4297	yogev_ezra	1032	include "detect/vortex86.inc" ; Vortex86 SoC detection code
		1033
3508	clevermous	1034	stdcall load_driver, szVidintel
		1035
3520	clevermous	1036	call usb_init
		1037
2288	clevermous	1038	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		1039
		1040	mov esi, boot_windefs
		1041	call boot_log
		1042	call set_window_defaults
		1043
		1044	; SET BACKGROUND DEFAULTS
		1045
		1046	mov esi, boot_bgr
		1047	call boot_log
		1048	call init_background
		1049	call calculatebackground
		1050
		1051	; RESERVE SYSTEM IRQ'S JA PORT'S
		1052
		1053	mov esi, boot_resirqports
		1054	call boot_log
		1055	call reserve_irqs_ports
		1056
		1057	call init_display
		1058	mov eax, [def_cursor]
		1059	mov [SLOT_BASE+APPDATA.cursor+256], eax
3534	clevermous	1060	mov [SLOT_BASE+APPDATA.cursor+256*2], eax
2288	clevermous	1061
3501	Serge	1062	; PRINT CPU FREQUENCY
2288	clevermous	1063
3501	Serge	1064	mov esi, boot_cpufreq
2288	clevermous	1065	call boot_log
3501	Serge	1066
		1067	cli ;FIXME check IF
		1068	rdtsc
2288	clevermous	1069	mov ecx, eax
		1070	mov esi, 250 ; wait 1/4 a second
		1071	call delay_ms
3501	Serge	1072	rdtsc
		1073
2288	clevermous	1074	sub eax, ecx
3481	Serge	1075	xor edx, edx
		1076	shld edx, eax, 2
2288	clevermous	1077	shl eax, 2
3481	Serge	1078	mov dword [cpu_freq], eax
		1079	mov dword [cpu_freq+4], edx
3502	Serge	1080	mov ebx, 1000000
		1081	div ebx
3501	Serge	1082	mov ebx, eax
2288	clevermous	1083
		1084	movzx ecx, word [boot_y]
		1085	if lang eq ru
3501	Serge	1086	add ecx, (10+19*6) shl 16 - 10
3274	esevece	1087	else if lang eq sp
3501	Serge	1088	add ecx, (10+25*6) shl 16 - 10
3274	esevece	1089	else
3501	Serge	1090	add ecx, (10+17*6) shl 16 - 10
3274	esevece	1091	end if
3501	Serge	1092
2288	clevermous	1093	mov edx, 0xFFFFFF
		1094	xor edi, edi
		1095	mov eax, 0x00040000
		1096	inc edi
		1097	call display_number_force
		1098
		1099	; SET VARIABLES
		1100
		1101	call set_variables
		1102
		1103	; STACK AND FDC
		1104
		1105	call stack_init
		1106	call fdc_init
		1107
		1108	; PALETTE FOR 320x200 and 640x480 16 col
		1109
		1110	cmp [SCR_MODE], word 0x12
		1111	jne no_pal_vga
		1112	mov esi, boot_pal_vga
		1113	call boot_log
		1114	call paletteVGA
		1115	no_pal_vga:
		1116
		1117	cmp [SCR_MODE], word 0x13
		1118	jne no_pal_ega
		1119	mov esi, boot_pal_ega
		1120	call boot_log
		1121	call palette320x200
		1122	no_pal_ega:
		1123
		1124	; LOAD DEFAULT SKIN
		1125
		1126	call load_default_skin
		1127
		1128	;protect io permission map
		1129
		1130	mov esi, [default_io_map]
		1131	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_MAP
		1132	add esi, 0x1000
		1133	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		1134
		1135	stdcall map_page, tss._io_map_0, \
		1136	[SLOT_BASE+256+APPDATA.io_map], PG_MAP
		1137	stdcall map_page, tss._io_map_1, \
		1138	[SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		1139
		1140	; LOAD FIRST APPLICATION
3777	yogev_ezra	1141	cmp byte [launcher_start], 1 ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
3778	mario79	1142	jnz first_app_found
3777	yogev_ezra	1143
2288	clevermous	1144	cli
		1145	mov ebp, firstapp
		1146	call fs_execute_from_sysdir
3296	clevermous	1147	test eax, eax
		1148	jns first_app_found
2288	clevermous	1149
		1150	mov esi, boot_failed
		1151	call boot_log
		1152
		1153	mov eax, 0xDEADBEEF ; otherwise halt
		1154	hlt
		1155
		1156	first_app_found:
		1157
		1158	cli
		1159
		1160	; SET KEYBOARD PARAMETERS
		1161	mov al, 0xf6 ; reset keyboard, scan enabled
		1162	call kb_write
2601	clevermous	1163	test ah, ah
		1164	jnz .no_keyboard
2288	clevermous	1165
		1166	; wait until 8042 is ready
		1167	xor ecx, ecx
		1168	@@:
		1169	in al, 64h
		1170	and al, 00000010b
		1171	loopnz @b
		1172
2601	clevermous	1173	iglobal
		1174	align 4
		1175	ps2_keyboard_functions:
		1176	dd .end - $
		1177	dd 0 ; no close
		1178	dd ps2_set_lights
		1179	.end:
		1180	endg
		1181	stdcall register_keyboard, ps2_keyboard_functions, 0
2288	clevermous	1182	; mov al, 0xED ; Keyboard LEDs - only for testing!
		1183	; call kb_write
		1184	; call kb_read
		1185	; mov al, 111b
		1186	; call kb_write
		1187	; call kb_read
		1188
		1189	mov al, 0xF3 ; set repeat rate & delay
		1190	call kb_write
		1191	; call kb_read
		1192	mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
		1193	call kb_write
		1194	; call kb_read
		1195	;// mike.dld [
		1196	call set_lights
		1197	;// mike.dld ]
		1198	stdcall attach_int_handler, 1, irq1, 0
3774	mario79	1199	DEBUGF 1, "K : IRQ1 error code %x\n", eax
2601	clevermous	1200	.no_keyboard:
2288	clevermous	1201
4553	hidnplayr	1202	; Load PS/2 mouse driver
2288	clevermous	1203
		1204	stdcall load_driver, szPS2MDriver
		1205
		1206	mov esi, boot_setmouse
		1207	call boot_log
		1208	call setmouse
		1209
		1210	; Setup serial output console (if enabled)
		1211	if defined debug_com_base
		1212
4553	hidnplayr	1213	; reserve port so nobody else will use it
		1214	xor ebx, ebx
		1215	mov ecx, debug_com_base
		1216	mov edx, debug_com_base+7
		1217	call r_f_port_area
		1218
2288	clevermous	1219	; enable Divisor latch
		1220	mov dx, debug_com_base+3
		1221	mov al, 1 shl 7
		1222	out dx, al
		1223
		1224	; Set speed to 115200 baud (max speed)
		1225	mov dx, debug_com_base
		1226	mov al, 0x01
		1227	out dx, al
		1228
		1229	mov dx, debug_com_base+1
		1230	mov al, 0x00
		1231	out dx, al
		1232
		1233	; No parity, 8bits words, one stop bit, dlab bit back to 0
		1234	mov dx, debug_com_base+3
		1235	mov al, 3
		1236	out dx, al
		1237
		1238	; disable interrupts
		1239	mov dx, debug_com_base+1
		1240	mov al, 0
		1241	out dx, al
		1242
		1243	; clear + enable fifo (64 bits)
		1244	mov dx, debug_com_base+2
		1245	mov al, 0x7 + 1 shl 5
		1246	out dx, al
		1247
4553	hidnplayr	1248	end if
2288	clevermous	1249	; START MULTITASKING
		1250
		1251	; A 'All set - press ESC to start' messages if need
		1252	if preboot_blogesc
		1253	mov esi, boot_tasking
		1254	call boot_log
		1255	.bll1:
		1256	in al, 0x60 ; wait for ESC key press
		1257	cmp al, 129
		1258	jne .bll1
		1259	end if
		1260
		1261	mov [timer_ticks_enable], 1 ; for cd driver
		1262
		1263	sti
3534	clevermous	1264	; call change_task
2288	clevermous	1265
		1266	jmp osloop
		1267
		1268
		1269	; Fly :)
		1270
		1271	include 'unpacker.inc'
		1272
		1273	align 4
		1274	boot_log:
		1275	pushad
		1276
		1277	mov ebx, 10*65536
		1278	mov bx, word [boot_y]
		1279	add [boot_y], dword 10
		1280	mov ecx, 0x80ffffff; ASCIIZ string with white color
		1281	xor edi, edi
		1282	mov edx, esi
		1283	inc edi
		1284	call dtext
		1285
		1286	mov [novesachecksum], 1000
		1287	call checkVga_N13
		1288
		1289	popad
		1290
		1291	ret
		1292
3534	clevermous	1293	; in: edx -> APPDATA for OS/IDLE slot
		1294	; in: ebx = stack base
		1295	proc setup_os_slot
		1296	xor eax, eax
		1297	mov ecx, 256/4
		1298	mov edi, edx
		1299	rep stosd
		1300
3535	clevermous	1301	mov eax, tss+0x80
		1302	call get_pg_addr
		1303	inc eax
		1304	mov [edx+APPDATA.io_map], eax
		1305	mov eax, tss+0x1080
		1306	call get_pg_addr
		1307	inc eax
		1308	mov [edx+APPDATA.io_map+4], eax
		1309
3534	clevermous	1310	mov dword [edx+APPDATA.pl0_stack], ebx
		1311	lea edi, [ebx+0x2000-512]
		1312	mov dword [edx+APPDATA.fpu_state], edi
		1313	mov dword [edx+APPDATA.saved_esp0], edi
		1314	mov dword [edx+APPDATA.saved_esp], edi
		1315	mov dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
		1316
		1317	mov esi, fpu_data
		1318	mov ecx, 512/4
		1319	cld
		1320	rep movsd
		1321
		1322	lea eax, [edx+APP_OBJ_OFFSET]
		1323	mov dword [edx+APPDATA.fd_obj], eax
		1324	mov dword [edx+APPDATA.bk_obj], eax
		1325
		1326	mov dword [edx+APPDATA.cur_dir], sysdir_path
		1327
		1328	mov [edx + APPDATA.dir_table], sys_pgdir - OS_BASE
		1329
		1330	mov eax, edx
		1331	shr eax, 3
		1332	add eax, CURRENT_TASK - (SLOT_BASE shr 3)
		1333	mov [eax+TASKDATA.wnd_number], dh
		1334	mov byte [eax+TASKDATA.pid], dh
		1335
		1336	ret
		1337	endp
		1338
2288	clevermous	1339	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1340	; ;
		1341	; MAIN OS LOOP START ;
		1342	; ;
		1343	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1344	align 32
		1345	osloop:
3534	clevermous	1346	mov edx, osloop_has_work?
		1347	xor ecx, ecx
		1348	call Wait_events
		1349	xor eax, eax
		1350	xchg eax, [osloop_nonperiodic_work]
		1351	test eax, eax
		1352	jz .no_periodic
2453	mario79	1353	; call [draw_pointer]
		1354	call __sys_draw_pointer
2288	clevermous	1355	call window_check_events
		1356	call mouse_check_events
		1357	call checkmisc
		1358	call checkVga_N13
3534	clevermous	1359	.no_periodic:
2288	clevermous	1360	call stack_handler
		1361	call check_fdd_motor_status
		1362	call check_ATAPI_device_event
2601	clevermous	1363	call check_lights_state
2288	clevermous	1364	call check_timers
		1365	jmp osloop
		1366	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1367	; ;
		1368	; MAIN OS LOOP END ;
		1369	; ;
		1370	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
3534	clevermous	1371	proc osloop_has_work?
		1372	cmp [osloop_nonperiodic_work], 0
		1373	jnz .yes
		1374	call stack_handler_has_work?
		1375	jnz .yes
4273	clevermous	1376	call check_fdd_motor_status_has_work?
		1377	jnz .yes
3534	clevermous	1378	call check_ATAPI_device_event_has_work?
		1379	jnz .yes
		1380	call check_lights_state_has_work?
		1381	jnz .yes
		1382	call check_timers_has_work?
		1383	jnz .yes
		1384	.no:
		1385	xor eax, eax
2288	clevermous	1386	ret
3534	clevermous	1387	.yes:
		1388	xor eax, eax
		1389	inc eax
		1390	ret
		1391	endp
2288	clevermous	1392
3534	clevermous	1393	proc wakeup_osloop
		1394	mov [osloop_nonperiodic_work], 1
		1395	ret
		1396	endp
		1397
2288	clevermous	1398	uglobal
3534	clevermous	1399	align 4
		1400	osloop_nonperiodic_work dd ?
2288	clevermous	1401	endg
		1402
3534	clevermous	1403	align 4
		1404	idle_thread:
		1405	sti
		1406	idle_loop:
		1407	hlt
		1408	jmp idle_loop
2288	clevermous	1409
		1410
3534	clevermous	1411
2288	clevermous	1412	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1413	; ;
		1414	; INCLUDED SYSTEM FILES ;
		1415	; ;
		1416	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1417
		1418
		1419	include "kernel32.inc"
		1420
		1421
		1422	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1423	; ;
		1424	; KERNEL FUNCTIONS ;
		1425	; ;
		1426	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1427
		1428	reserve_irqs_ports:
		1429
		1430
		1431	; RESERVE PORTS
		1432	mov eax, RESERVED_PORTS
		1433	mov ecx, 1
		1434
		1435	mov [eax], dword 4
		1436
		1437	mov [eax+16], ecx
		1438	mov [eax+16+4], dword 0
3426	hidnplayr	1439	mov [eax+16+8], dword 0x2D
2288	clevermous	1440
		1441	mov [eax+32], ecx
		1442	mov [eax+32+4], dword 0x30
		1443	mov [eax+32+8], dword 0x4D
		1444
		1445	mov [eax+48], ecx
		1446	mov [eax+48+4], dword 0x50
3426	hidnplayr	1447	mov [eax+48+8], dword 0xDF
2288	clevermous	1448
		1449	mov [eax+64], ecx
		1450	mov [eax+64+4], dword 0xE5
		1451	mov [eax+64+8], dword 0xFF
		1452
		1453	ret
		1454
		1455
		1456	iglobal
3534	clevermous	1457	process_number dd 0x2
2288	clevermous	1458	endg
		1459
		1460	set_variables:
		1461
		1462	mov ecx, 0x16 ; flush port 0x60
		1463	.fl60:
		1464	in al, 0x60
		1465	loop .fl60
		1466	push eax
		1467
3732	Serge	1468	mov ax, [BOOT_VARS+BOOT_Y_RES]
2288	clevermous	1469	shr ax, 1
		1470	shl eax, 16
3732	Serge	1471	mov ax, [BOOT_VARS+BOOT_X_RES]
2288	clevermous	1472	shr ax, 1
		1473	mov [MOUSE_X], eax
3534	clevermous	1474	call wakeup_osloop
2288	clevermous	1475
		1476	xor eax, eax
		1477	mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
		1478
		1479	mov byte [KEY_COUNT], al ; keyboard buffer
		1480	mov byte [BTN_COUNT], al ; button buffer
		1481	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
		1482
		1483	pop eax
		1484	ret
		1485
		1486	align 4
		1487	;input eax=43,bl-byte of output, ecx - number of port
		1488	sys_outport:
		1489
		1490	mov edi, ecx ; separate flag for read / write
		1491	and ecx, 65535
		1492
		1493	mov eax, [RESERVED_PORTS]
		1494	test eax, eax
		1495	jnz .sopl8
		1496	inc eax
		1497	mov [esp+32], eax
		1498	ret
		1499
		1500	.sopl8:
		1501	mov edx, [TASK_BASE]
		1502	mov edx, [edx+0x4]
		1503	;and ecx,65535
		1504	;cld - set on interrupt 0x40
		1505	.sopl1:
		1506
		1507	mov esi, eax
		1508	shl esi, 4
		1509	add esi, RESERVED_PORTS
		1510	cmp edx, [esi+0]
		1511	jne .sopl2
		1512	cmp ecx, [esi+4]
		1513	jb .sopl2
		1514	cmp ecx, [esi+8]
		1515	jg .sopl2
		1516	.sopl3:
		1517
		1518	test edi, 0x80000000; read ?
		1519	jnz .sopl4
		1520
		1521	mov eax, ebx
		1522	mov dx, cx ; write
		1523	out dx, al
		1524	and [esp+32], dword 0
		1525	ret
		1526
		1527	.sopl2:
		1528
		1529	dec eax
		1530	jnz .sopl1
		1531	inc eax
		1532	mov [esp+32], eax
		1533	ret
		1534
		1535
		1536	.sopl4:
		1537
		1538	mov dx, cx ; read
		1539	in al, dx
		1540	and eax, 0xff
		1541	and [esp+32], dword 0
		1542	mov [esp+20], eax
		1543	ret
		1544
		1545	display_number:
		1546	;It is not optimization
		1547	mov eax, ebx
		1548	mov ebx, ecx
		1549	mov ecx, edx
		1550	mov edx, esi
		1551	mov esi, edi
		1552	; eax = print type, al=0 -> ebx is number
		1553	; al=1 -> ebx is pointer
		1554	; ah=0 -> display decimal
		1555	; ah=1 -> display hexadecimal
		1556	; ah=2 -> display binary
		1557	; eax bits 16-21 = number of digits to display (0-32)
		1558	; eax bits 22-31 = reserved
		1559	;
		1560	; ebx = number or pointer
		1561	; ecx = x shl 16 + y
		1562	; edx = color
		1563	xor edi, edi
		1564	display_number_force:
		1565	push eax
		1566	and eax, 0x3fffffff
		1567	cmp eax, 0xffff ; length > 0 ?
		1568	pop eax
		1569	jge cont_displ
		1570	ret
		1571	cont_displ:
		1572	push eax
		1573	and eax, 0x3fffffff
		1574	cmp eax, 61*0x10000 ; length <= 60 ?
		1575	pop eax
		1576	jb cont_displ2
		1577	ret
		1578	cont_displ2:
		1579
		1580	pushad
		1581
		1582	cmp al, 1 ; ecx is a pointer ?
		1583	jne displnl1
		1584	mov ebp, ebx
		1585	add ebp, 4
		1586	mov ebp, [ebp+std_application_base_address]
		1587	mov ebx, [ebx+std_application_base_address]
		1588	displnl1:
		1589	sub esp, 64
		1590
		1591	test ah, ah ; DECIMAL
		1592	jnz no_display_desnum
		1593	shr eax, 16
		1594	and eax, 0xC03f
		1595	; and eax,0x3f
		1596	push eax
		1597	and eax, 0x3f
		1598	mov edi, esp
		1599	add edi, 4+64-1
		1600	mov ecx, eax
		1601	mov eax, ebx
		1602	mov ebx, 10
		1603	d_desnum:
		1604	xor edx, edx
		1605	call division_64_bits
		1606	div ebx
		1607	add dl, 48
		1608	mov [edi], dl
		1609	dec edi
		1610	loop d_desnum
		1611	pop eax
		1612	call normalize_number
		1613	call draw_num_text
		1614	add esp, 64
		1615	popad
		1616	ret
		1617	no_display_desnum:
		1618
		1619	cmp ah, 0x01 ; HEXADECIMAL
		1620	jne no_display_hexnum
		1621	shr eax, 16
		1622	and eax, 0xC03f
		1623	; and eax,0x3f
		1624	push eax
		1625	and eax, 0x3f
		1626	mov edi, esp
		1627	add edi, 4+64-1
		1628	mov ecx, eax
		1629	mov eax, ebx
		1630	mov ebx, 16
		1631	d_hexnum:
		1632	xor edx, edx
		1633	call division_64_bits
		1634	div ebx
		1635	hexletters = __fdo_hexdigits
		1636	add edx, hexletters
		1637	mov dl, [edx]
		1638	mov [edi], dl
		1639	dec edi
		1640	loop d_hexnum
		1641	pop eax
		1642	call normalize_number
		1643	call draw_num_text
		1644	add esp, 64
		1645	popad
		1646	ret
		1647	no_display_hexnum:
		1648
		1649	cmp ah, 0x02 ; BINARY
		1650	jne no_display_binnum
		1651	shr eax, 16
		1652	and eax, 0xC03f
		1653	; and eax,0x3f
		1654	push eax
		1655	and eax, 0x3f
		1656	mov edi, esp
		1657	add edi, 4+64-1
		1658	mov ecx, eax
		1659	mov eax, ebx
		1660	mov ebx, 2
		1661	d_binnum:
		1662	xor edx, edx
		1663	call division_64_bits
		1664	div ebx
		1665	add dl, 48
		1666	mov [edi], dl
		1667	dec edi
		1668	loop d_binnum
		1669	pop eax
		1670	call normalize_number
		1671	call draw_num_text
		1672	add esp, 64
		1673	popad
		1674	ret
		1675	no_display_binnum:
		1676
		1677	add esp, 64
		1678	popad
		1679	ret
		1680
		1681	normalize_number:
		1682	test ah, 0x80
		1683	jz .continue
		1684	mov ecx, 48
		1685	and eax, 0x3f
		1686	@@:
		1687	inc edi
		1688	cmp [edi], cl
		1689	jne .continue
		1690	dec eax
		1691	cmp eax, 1
		1692	ja @r
		1693	mov al, 1
		1694	.continue:
		1695	and eax, 0x3f
		1696	ret
		1697
		1698	division_64_bits:
		1699	test [esp+1+4], byte 0x40
		1700	jz .continue
		1701	push eax
		1702	mov eax, ebp
		1703	div ebx
		1704	mov ebp, eax
		1705	pop eax
		1706	.continue:
		1707	ret
		1708
		1709	draw_num_text:
		1710	mov esi, eax
		1711	mov edx, 64+4
		1712	sub edx, eax
		1713	add edx, esp
		1714	mov ebx, [esp+64+32-8+4]
		1715	; add window start x & y
		1716	mov ecx, [TASK_BASE]
		1717
		1718	mov edi, [CURRENT_TASK]
		1719	shl edi, 8
		1720
		1721	mov eax, [ecx-twdw+WDATA.box.left]
		1722	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1723	shl eax, 16
		1724	add eax, [ecx-twdw+WDATA.box.top]
		1725	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1726	add ebx, eax
		1727	mov ecx, [esp+64+32-12+4]
		1728	and ecx, not 0x80000000 ; force counted string
		1729	mov eax, [esp+64+8] ; background color (if given)
		1730	mov edi, [esp+64+4]
		1731	jmp dtext
		1732
		1733	align 4
		1734
		1735	sys_setup:
		1736
		1737	; 1=roland mpu midi base , base io address
		1738	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1739	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1740	; 5=system language, 1eng 2fi 3ger 4rus
		1741	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1742	; 8=fat32 partition in hd
		1743	; 9
		1744	; 10 = sound dma channel
		1745	; 11 = enable lba read
		1746	; 12 = enable pci access
		1747
		1748
		1749	and [esp+32], dword 0
		1750	dec ebx ; MIDI
		1751	jnz nsyse1
		1752	cmp ecx, 0x100
		1753
		1754	jb nsyse1
		1755	mov esi, 65535
		1756	cmp esi, ecx
		1757
		1758	jb nsyse1
		1759	mov [midi_base], cx ;bx
		1760	mov word [mididp], cx;bx
		1761	inc cx ;bx
		1762	mov word [midisp], cx;bx
		1763	ret
		1764
		1765	iglobal
		1766	midi_base dw 0
		1767	endg
		1768
		1769	nsyse1:
		1770	dec ebx ; KEYBOARD
		1771	jnz nsyse2
		1772	mov edi, [TASK_BASE]
		1773	mov eax, [edi+TASKDATA.mem_start]
		1774	add eax, edx
		1775
		1776	dec ecx
		1777	jnz kbnobase
		1778	mov ebx, keymap
		1779	mov ecx, 128
		1780	call memmove
		1781	ret
		1782	kbnobase:
		1783	dec ecx
		1784	jnz kbnoshift
		1785
		1786	mov ebx, keymap_shift
		1787	mov ecx, 128
		1788	call memmove
		1789	ret
		1790	kbnoshift:
		1791	dec ecx
		1792	jnz kbnoalt
		1793	mov ebx, keymap_alt
		1794	mov ecx, 128
		1795	call memmove
		1796	ret
		1797	kbnoalt:
		1798	sub ecx, 6
		1799	jnz kbnocountry
		1800	mov word [keyboard], dx
		1801	ret
		1802	kbnocountry:
		1803	mov [esp+32], dword 1
		1804	ret
		1805	nsyse2:
		1806	dec ebx ; CD
		1807	jnz nsyse4
		1808
		1809	test ecx, ecx
		1810	jz nosesl
		1811
		1812	cmp ecx, 4
		1813	ja nosesl
		1814	mov [cd_base], cl
		1815
		1816	dec ecx
		1817	jnz noprma
3726	clevermous	1818	mov eax, [hd_address_table]
		1819	mov [cdbase], eax ;0x1f0
2288	clevermous	1820	mov [cdid], 0xa0
		1821	noprma:
		1822
		1823	dec ecx
		1824	jnz noprsl
3726	clevermous	1825	mov eax, [hd_address_table]
		1826	mov [cdbase], eax ;0x1f0
2288	clevermous	1827	mov [cdid], 0xb0
		1828	noprsl:
		1829	dec ecx
		1830	jnz nosema
3726	clevermous	1831	mov eax, [hd_address_table+16]
		1832	mov [cdbase], eax ;0x170
2288	clevermous	1833	mov [cdid], 0xa0
		1834	nosema:
		1835	dec ecx
		1836	jnz nosesl
3726	clevermous	1837	mov eax, [hd_address_table+16]
		1838	mov [cdbase], eax ;0x170
2288	clevermous	1839	mov [cdid], 0xb0
		1840	nosesl:
		1841	ret
		1842
		1843	iglobal
		1844	cd_base db 0
		1845
		1846	endg
		1847	nsyse4:
		1848
		1849	sub ebx, 2 ; SYSTEM LANGUAGE
		1850	jnz nsyse5
		1851	mov [syslang], ecx
		1852	ret
		1853	nsyse5:
		1854
3742	clevermous	1855	sub ebx, 2 ; HD BASE - obsolete
2288	clevermous	1856	jnz nsyse7
		1857
		1858	nosethd:
		1859	ret
		1860
		1861	nsyse7:
		1862
3742	clevermous	1863	; cmp eax,8 ; HD PARTITION - obsolete
2288	clevermous	1864	dec ebx
		1865	jnz nsyse8
		1866	ret
		1867
		1868	nsyse8:
		1869	; cmp eax,11 ; ENABLE LBA READ
		1870	and ecx, 1
		1871	sub ebx, 3
		1872	jnz no_set_lba_read
		1873	mov [lba_read_enabled], ecx
		1874	ret
		1875
		1876	no_set_lba_read:
		1877	; cmp eax,12 ; ENABLE PCI ACCESS
		1878	dec ebx
		1879	jnz sys_setup_err
		1880	mov [pci_access_enabled], ecx
		1881	ret
		1882
		1883	sys_setup_err:
		1884	or [esp+32], dword -1
		1885	ret
		1886
		1887	align 4
		1888
		1889	sys_getsetup:
		1890
		1891	; 1=roland mpu midi base , base io address
		1892	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1893	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1894	; 5=system language, 1eng 2fi 3ger 4rus
		1895	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1896	; 8=fat32 partition in hd
		1897	; 9=get hs timer tic
		1898
		1899	; cmp eax,1
		1900	dec ebx
		1901	jnz ngsyse1
		1902	movzx eax, [midi_base]
		1903	mov [esp+32], eax
		1904	ret
		1905	ngsyse1:
		1906	; cmp eax,2
		1907	dec ebx
		1908	jnz ngsyse2
		1909
		1910	mov edi, [TASK_BASE]
		1911	mov ebx, [edi+TASKDATA.mem_start]
		1912	add ebx, edx
		1913
		1914	; cmp ebx,1
		1915	dec ecx
		1916	jnz kbnobaseret
		1917	mov eax, keymap
		1918	mov ecx, 128
		1919	call memmove
		1920	ret
		1921	kbnobaseret:
		1922	; cmp ebx,2
		1923	dec ecx
		1924	jnz kbnoshiftret
		1925
		1926	mov eax, keymap_shift
		1927	mov ecx, 128
		1928	call memmove
		1929	ret
		1930	kbnoshiftret:
		1931	; cmp ebx,3
		1932	dec ecx
		1933	jne kbnoaltret
		1934
		1935	mov eax, keymap_alt
		1936	mov ecx, 128
		1937	call memmove
		1938	ret
		1939	kbnoaltret:
		1940	; cmp ebx,9
		1941	sub ecx, 6
		1942	jnz ngsyse2
		1943	movzx eax, word [keyboard]
		1944	mov [esp+32], eax
		1945	ret
		1946
		1947
		1948	ngsyse2:
		1949	; cmp eax,3
		1950	dec ebx
		1951	jnz ngsyse3
		1952	movzx eax, [cd_base]
		1953	mov [esp+32], eax
		1954	ret
		1955	ngsyse3:
		1956	; cmp eax,5
		1957	sub ebx, 2
		1958	jnz ngsyse5
		1959	mov eax, [syslang]
		1960	mov [esp+32], eax
		1961	ret
		1962	ngsyse5:
		1963	; cmp eax,9
4573	clevermous	1964	sub ebx, 4
2288	clevermous	1965	jnz ngsyse9
		1966	mov eax, [timer_ticks];[0xfdf0]
		1967	mov [esp+32], eax
		1968	ret
		1969	ngsyse9:
		1970	; cmp eax,11
		1971	sub ebx, 2
		1972	jnz ngsyse11
		1973	mov eax, [lba_read_enabled]
		1974	mov [esp+32], eax
		1975	ret
		1976	ngsyse11:
		1977	; cmp eax,12
		1978	dec ebx
		1979	jnz ngsyse12
		1980	mov eax, [pci_access_enabled]
		1981	mov [esp+32], eax
		1982	ret
		1983	ngsyse12:
		1984	mov [esp+32], dword 1
		1985	ret
		1986
		1987
		1988	get_timer_ticks:
		1989	mov eax, [timer_ticks]
		1990	ret
		1991
		1992	iglobal
		1993	align 4
		1994	mousefn dd msscreen, mswin, msbutton, msset
		1995	dd app_load_cursor
		1996	dd app_set_cursor
		1997	dd app_delete_cursor
		1998	dd msz
		1999	endg
		2000
		2001	readmousepos:
		2002
		2003	; eax=0 screen relative
		2004	; eax=1 window relative
		2005	; eax=2 buttons pressed
		2006	; eax=3 set mouse pos ; reserved
		2007	; eax=4 load cursor
		2008	; eax=5 set cursor
		2009	; eax=6 delete cursor ; reserved
		2010	; eax=7 get mouse_z
		2011
		2012	cmp ebx, 7
		2013	ja msset
		2014	jmp [mousefn+ebx*4]
		2015	msscreen:
		2016	mov eax, [MOUSE_X]
		2017	shl eax, 16
		2018	mov ax, [MOUSE_Y]
		2019	mov [esp+36-4], eax
		2020	ret
		2021	mswin:
		2022	mov eax, [MOUSE_X]
		2023	shl eax, 16
		2024	mov ax, [MOUSE_Y]
		2025	mov esi, [TASK_BASE]
		2026	mov bx, word [esi-twdw+WDATA.box.left]
		2027	shl ebx, 16
		2028	mov bx, word [esi-twdw+WDATA.box.top]
		2029	sub eax, ebx
		2030
		2031	mov edi, [CURRENT_TASK]
		2032	shl edi, 8
		2033	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		2034	rol eax, 16
		2035	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		2036	rol eax, 16
		2037	mov [esp+36-4], eax
		2038	ret
		2039	msbutton:
		2040	movzx eax, byte [BTN_DOWN]
		2041	mov [esp+36-4], eax
		2042	ret
		2043	msz:
		2044	mov edi, [TASK_COUNT]
		2045	movzx edi, word [WIN_POS + edi*2]
		2046	cmp edi, [CURRENT_TASK]
		2047	jne @f
		2048	mov ax, [MOUSE_SCROLL_H]
		2049	shl eax, 16
		2050	mov ax, [MOUSE_SCROLL_V]
		2051	mov [esp+36-4], eax
		2052	and [MOUSE_SCROLL_H], word 0
		2053	and [MOUSE_SCROLL_V], word 0
		2054	ret
		2055	@@:
		2056	and [esp+36-4], dword 0
		2057	; ret
		2058	msset:
		2059	ret
		2060
		2061	app_load_cursor:
		2062	cmp ecx, OS_BASE
		2063	jae msset
		2064	stdcall load_cursor, ecx, edx
		2065	mov [esp+36-4], eax
		2066	ret
		2067
		2068	app_set_cursor:
		2069	stdcall set_cursor, ecx
		2070	mov [esp+36-4], eax
		2071	ret
		2072
		2073	app_delete_cursor:
		2074	stdcall delete_cursor, ecx
		2075	mov [esp+36-4], eax
		2076	ret
		2077
		2078	is_input:
		2079
		2080	push edx
		2081	mov dx, word [midisp]
		2082	in al, dx
		2083	and al, 0x80
		2084	pop edx
		2085	ret
		2086
		2087	is_output:
		2088
		2089	push edx
		2090	mov dx, word [midisp]
		2091	in al, dx
		2092	and al, 0x40
		2093	pop edx
		2094	ret
		2095
		2096
		2097	get_mpu_in:
		2098
		2099	push edx
		2100	mov dx, word [mididp]
		2101	in al, dx
		2102	pop edx
		2103	ret
		2104
		2105
		2106	put_mpu_out:
		2107
		2108	push edx
		2109	mov dx, word [mididp]
		2110	out dx, al
		2111	pop edx
		2112	ret
		2113
		2114
		2115
		2116	align 4
		2117
		2118	sys_midi:
		2119	cmp [mididp], 0
		2120	jnz sm0
		2121	mov [esp+36], dword 1
		2122	ret
		2123	sm0:
		2124	and [esp+36], dword 0
		2125	dec ebx
		2126	jnz smn1
		2127	; call setuart
		2128	su1:
		2129	call is_output
		2130	test al, al
		2131	jnz su1
		2132	mov dx, word [midisp]
		2133	mov al, 0xff
		2134	out dx, al
		2135	su2:
		2136	mov dx, word [midisp]
		2137	mov al, 0xff
		2138	out dx, al
		2139	call is_input
		2140	test al, al
		2141	jnz su2
		2142	call get_mpu_in
		2143	cmp al, 0xfe
		2144	jnz su2
		2145	su3:
		2146	call is_output
		2147	test al, al
		2148	jnz su3
		2149	mov dx, word [midisp]
		2150	mov al, 0x3f
		2151	out dx, al
		2152	ret
		2153	smn1:
		2154	dec ebx
		2155	jnz smn2
		2156	sm10:
		2157	call get_mpu_in
		2158	call is_output
		2159	test al, al
		2160	jnz sm10
		2161	mov al, bl
		2162	call put_mpu_out
		2163	smn2:
		2164	ret
		2165
		2166	detect_devices:
		2167	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2168	;include 'detect/commouse.inc'
		2169	;include 'detect/ps2mouse.inc'
		2170	;include 'detect/dev_fd.inc'
		2171	;include 'detect/dev_hdcd.inc'
		2172	;include 'detect/sear_par.inc'
		2173	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2174	ret
		2175
		2176	sys_end:
2430	mario79	2177	;--------------------------------------
		2178	cmp [_display.select_cursor], 0
		2179	je @f
		2180	; restore default cursor before killing
		2181	pusha
		2182	mov ecx, [current_slot]
2435	mario79	2183	call restore_default_cursor_before_killing
2430	mario79	2184	popa
		2185	@@:
		2186	;--------------------------------------
3545	hidnplayr	2187	; kill all sockets this process owns
		2188	pusha
		2189	mov edx, [TASK_BASE]
		2190	mov edx, [edx+TASKDATA.pid]
		2191	call SOCKET_process_end
		2192	popa
		2193	;--------------------------------------
2288	clevermous	2194	mov ecx, [current_slot]
		2195	mov eax, [ecx+APPDATA.tls_base]
		2196	test eax, eax
		2197	jz @F
		2198
		2199	stdcall user_free, eax
		2200	@@:
		2201
		2202	mov eax, [TASK_BASE]
		2203	mov [eax+TASKDATA.state], 3; terminate this program
3534	clevermous	2204	call wakeup_osloop
2288	clevermous	2205
3597	Serge	2206	.waitterm: ; wait here for termination
		2207	call change_task
		2208	jmp .waitterm
2435	mario79	2209	;------------------------------------------------------------------------------
2452	mario79	2210	align 4
2435	mario79	2211	restore_default_cursor_before_killing:
2468	mario79	2212	pushfd
		2213	cli
2435	mario79	2214	mov eax, [def_cursor]
		2215	mov [ecx+APPDATA.cursor], eax
2288	clevermous	2216
2435	mario79	2217	movzx eax, word [MOUSE_Y]
		2218	movzx ebx, word [MOUSE_X]
2446	mario79	2219	; mov ecx, [Screen_Max_X]
		2220	; inc ecx
		2221	; mul ecx
		2222	mov eax, [d_width_calc_area + eax*4]
		2223
2435	mario79	2224	add eax, [_WinMapAddress]
		2225	movzx edx, byte [ebx+eax]
		2226	shl edx, 8
		2227	mov esi, [edx+SLOT_BASE+APPDATA.cursor]
2452	mario79	2228
		2229	cmp esi, [current_cursor]
		2230	je @f
		2231
2435	mario79	2232	push esi
		2233	call [_display.select_cursor]
		2234	mov [current_cursor], esi
2452	mario79	2235	@@:
2450	mario79	2236	mov [redrawmouse_unconditional], 1
3534	clevermous	2237	call wakeup_osloop
2468	mario79	2238	popfd
2435	mario79	2239	ret
		2240	;------------------------------------------------------------------------------
2288	clevermous	2241	iglobal
		2242	align 4
		2243	sys_system_table:
		2244	dd sysfn_deactivate ; 1 = deactivate window
		2245	dd sysfn_terminate ; 2 = terminate thread
		2246	dd sysfn_activate ; 3 = activate window
		2247	dd sysfn_getidletime ; 4 = get idle time
		2248	dd sysfn_getcpuclock ; 5 = get cpu clock
		2249	dd sysfn_saveramdisk ; 6 = save ramdisk
		2250	dd sysfn_getactive ; 7 = get active window
		2251	dd sysfn_sound_flag ; 8 = get/set sound_flag
		2252	dd sysfn_shutdown ; 9 = shutdown with parameter
		2253	dd sysfn_minimize ; 10 = minimize window
		2254	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		2255	dd sysfn_lastkey ; 12 = get last pressed key
		2256	dd sysfn_getversion ; 13 = get kernel version
		2257	dd sysfn_waitretrace ; 14 = wait retrace
		2258	dd sysfn_centermouse ; 15 = center mouse cursor
		2259	dd sysfn_getfreemem ; 16 = get free memory size
		2260	dd sysfn_getallmem ; 17 = get total memory size
		2261	dd sysfn_terminate2 ; 18 = terminate thread using PID
		2262	; instead of slot
		2263	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		2264	dd sysfn_meminfo ; 20 = get extended memory info
		2265	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		2266	dd sysfn_min_rest_window ; 22 = minimize and restore any window
2648	mario79	2267	dd sysfn_min_windows ; 23 = minimize all windows
2654	mario79	2268	dd sysfn_set_screen_sizes ; 24 = set screen sizes for Vesa
2288	clevermous	2269	sysfn_num = ($ - sys_system_table)/4
		2270	endg
		2271	;------------------------------------------------------------------------------
		2272	sys_system:
		2273	dec ebx
		2274	cmp ebx, sysfn_num
		2275	jae @f
		2276	jmp dword [sys_system_table + ebx*4]
		2277	@@:
		2278	ret
		2279	;------------------------------------------------------------------------------
		2280	sysfn_shutdown: ; 18.9 = system shutdown
		2281	cmp ecx, 1
		2282	jl exit_for_anyone
		2283	cmp ecx, 4
		2284	jg exit_for_anyone
3732	Serge	2285	mov [BOOT_VARS+0x9030], cl
2288	clevermous	2286
		2287	mov eax, [TASK_COUNT]
		2288	mov [SYS_SHUTDOWN], al
		2289	mov [shutdown_processes], eax
3534	clevermous	2290	call wakeup_osloop
2288	clevermous	2291	and dword [esp+32], 0
		2292	exit_for_anyone:
		2293	ret
		2294	uglobal
		2295	shutdown_processes:
		2296	dd 0x0
		2297	endg
		2298	;------------------------------------------------------------------------------
		2299	sysfn_terminate: ; 18.2 = TERMINATE
2472	mario79	2300	push ecx
2288	clevermous	2301	cmp ecx, 2
		2302	jb noprocessterminate
		2303	mov edx, [TASK_COUNT]
		2304	cmp ecx, edx
		2305	ja noprocessterminate
		2306	mov eax, [TASK_COUNT]
		2307	shl ecx, 5
		2308	mov edx, [ecx+CURRENT_TASK+TASKDATA.pid]
		2309	add ecx, CURRENT_TASK+TASKDATA.state
		2310	cmp byte [ecx], 9
		2311	jz noprocessterminate
3296	clevermous	2312	push ecx edx
		2313	lea edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
		2314	call request_terminate
		2315	pop edx ecx
		2316	test eax, eax
		2317	jz noprocessterminate
2430	mario79	2318	;--------------------------------------
3545	hidnplayr	2319	; terminate all network sockets it used
		2320	pusha
		2321	mov eax, edx
		2322	call SOCKET_process_end
		2323	popa
		2324	;--------------------------------------
2430	mario79	2325	cmp [_display.select_cursor], 0
2452	mario79	2326	je .restore_end
2430	mario79	2327	; restore default cursor before killing
		2328	pusha
		2329	mov ecx, [esp+32]
		2330	shl ecx, 8
2435	mario79	2331	add ecx, SLOT_BASE
2452	mario79	2332	mov eax, [def_cursor]
		2333	cmp [ecx+APPDATA.cursor], eax
		2334	je @f
2435	mario79	2335	call restore_default_cursor_before_killing
2452	mario79	2336	@@:
2430	mario79	2337	popa
2452	mario79	2338	.restore_end:
2430	mario79	2339	;--------------------------------------
2288	clevermous	2340	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2341	mov [ecx], byte 3; clear possible i40's
3534	clevermous	2342	call wakeup_osloop
2288	clevermous	2343	;call MEM_Heap_UnLock
		2344
3534	clevermous	2345	cmp edx, [application_table_owner]; clear app table stat
2288	clevermous	2346	jne noatsc
3534	clevermous	2347	call unlock_application_table
2468	mario79	2348	noatsc:
		2349	noprocessterminate:
2472	mario79	2350	add esp, 4
2288	clevermous	2351	ret
		2352	;------------------------------------------------------------------------------
		2353	sysfn_terminate2:
		2354	;lock application_table_status mutex
		2355	.table_status:
3534	clevermous	2356	call lock_application_table
2288	clevermous	2357	mov eax, ecx
		2358	call pid_to_slot
		2359	test eax, eax
		2360	jz .not_found
		2361	mov ecx, eax
		2362	cli
		2363	call sysfn_terminate
3534	clevermous	2364	call unlock_application_table
2288	clevermous	2365	sti
		2366	and dword [esp+32], 0
		2367	ret
		2368	.not_found:
3534	clevermous	2369	call unlock_application_table
2288	clevermous	2370	or dword [esp+32], -1
		2371	ret
		2372	;------------------------------------------------------------------------------
		2373	sysfn_deactivate: ; 18.1 = DEACTIVATE WINDOW
		2374	cmp ecx, 2
		2375	jb .nowindowdeactivate
		2376	cmp ecx, [TASK_COUNT]
		2377	ja .nowindowdeactivate
2408	Serge	2378
2288	clevermous	2379	movzx esi, word [WIN_STACK + ecx*2]
		2380	cmp esi, 1
		2381	je .nowindowdeactivate ; already deactive
		2382
		2383	mov edi, ecx
		2384	shl edi, 5
		2385	add edi, window_data
		2386	movzx esi, word [WIN_STACK + ecx * 2]
		2387	lea esi, [WIN_POS + esi * 2]
		2388	call window._.window_deactivate
2408	Serge	2389
2288	clevermous	2390	call syscall_display_settings._.calculate_whole_screen
		2391	call syscall_display_settings._.redraw_whole_screen
		2392	.nowindowdeactivate:
		2393	ret
3455	mario79	2394	;------------------------------------------------------------------------------
2288	clevermous	2395	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
		2396	cmp ecx, 2
		2397	jb .nowindowactivate
		2398	cmp ecx, [TASK_COUNT]
		2399	ja .nowindowactivate
3455	mario79	2400	;-------------------------------------
		2401	@@:
		2402	; If the window is captured and moved by the user,
		2403	; then you can't change the position in window stack!!!
		2404	mov al, [mouse.active_sys_window.action]
		2405	and al, WINDOW_MOVE_AND_RESIZE_FLAGS
		2406	test al, al
		2407	jz @f
		2408	call change_task
		2409	jmp @b
		2410	@@:
		2411	;-------------------------------------
2288	clevermous	2412	mov [window_minimize], 2; restore window if minimized
3534	clevermous	2413	call wakeup_osloop
2288	clevermous	2414
		2415	movzx esi, word [WIN_STACK + ecx*2]
		2416	cmp esi, [TASK_COUNT]
		2417	je .nowindowactivate; already active
		2418
		2419	mov edi, ecx
		2420	shl edi, 5
		2421	add edi, window_data
		2422	movzx esi, word [WIN_STACK + ecx * 2]
		2423	lea esi, [WIN_POS + esi * 2]
		2424	call waredraw
		2425	.nowindowactivate:
		2426	ret
		2427	;------------------------------------------------------------------------------
		2428	sysfn_getidletime: ; 18.4 = GET IDLETIME
3534	clevermous	2429	mov eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
2288	clevermous	2430	mov [esp+32], eax
		2431	ret
		2432	;------------------------------------------------------------------------------
		2433	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
3481	Serge	2434	mov eax, dword [cpu_freq]
2288	clevermous	2435	mov [esp+32], eax
		2436	ret
		2437	;------------------------------------------------------------------------------
3481	Serge	2438	get_cpu_freq:
		2439	mov eax, dword [cpu_freq]
		2440	mov edx, dword [cpu_freq+4]
		2441	ret
2288	clevermous	2442	; SAVE ramdisk to /hd/1/menuet.img
		2443	;!!!!!!!!!!!!!!!!!!!!!!!!
		2444	include 'blkdev/rdsave.inc'
		2445	;!!!!!!!!!!!!!!!!!!!!!!!!
		2446	;------------------------------------------------------------------------------
		2447	align 4
		2448	sysfn_getactive: ; 18.7 = get active window
		2449	mov eax, [TASK_COUNT]
		2450	movzx eax, word [WIN_POS + eax*2]
		2451	mov [esp+32], eax
		2452	ret
		2453	;------------------------------------------------------------------------------
		2454	sysfn_sound_flag: ; 18.8 = get/set sound_flag
		2455	; cmp ecx,1
		2456	dec ecx
		2457	jnz nogetsoundflag
		2458	movzx eax, byte [sound_flag]; get sound_flag
		2459	mov [esp+32], eax
		2460	ret
		2461	nogetsoundflag:
		2462	; cmp ecx,2
		2463	dec ecx
		2464	jnz nosoundflag
		2465	xor byte [sound_flag], 1
		2466	nosoundflag:
		2467	ret
		2468	;------------------------------------------------------------------------------
		2469	sysfn_minimize: ; 18.10 = minimize window
		2470	mov [window_minimize], 1
3534	clevermous	2471	call wakeup_osloop
2288	clevermous	2472	ret
		2473	;------------------------------------------------------------------------------
		2474	align 4
		2475	sysfn_getdiskinfo: ; 18.11 = get disk info table
		2476	; cmp ecx,1
		2477	dec ecx
		2478	jnz full_table
		2479	small_table:
		2480	call for_all_tables
		2481	mov ecx, 10
		2482	cld
		2483	rep movsb
		2484	ret
		2485	for_all_tables:
		2486	mov edi, edx
		2487	mov esi, DRIVE_DATA
		2488	ret
		2489	full_table:
		2490	; cmp ecx,2
		2491	dec ecx
		2492	jnz exit_for_anyone
		2493	call for_all_tables
3627	Serge	2494	mov ecx, DRIVE_DATA_SIZE/4
2288	clevermous	2495	cld
		2496	rep movsd
		2497	ret
		2498	;------------------------------------------------------------------------------
		2499	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2500	and dword [esp+32], 0
		2501	ret
		2502	;------------------------------------------------------------------------------
		2503	sysfn_getversion: ; 18.13 = get kernel ID and version
		2504	mov edi, ecx
		2505	mov esi, version_inf
		2506	mov ecx, version_end-version_inf
		2507	rep movsb
		2508	ret
		2509	;------------------------------------------------------------------------------
		2510	sysfn_waitretrace: ; 18.14 = sys wait retrace
		2511	;wait retrace functions
		2512	sys_wait_retrace:
		2513	mov edx, 0x3da
		2514	WaitRetrace_loop:
		2515	in al, dx
		2516	test al, 1000b
		2517	jz WaitRetrace_loop
		2518	and [esp+32], dword 0
		2519	ret
		2520	;------------------------------------------------------------------------------
		2521	align 4
		2522	sysfn_centermouse: ; 18.15 = mouse centered
		2523	; removed here by
		2524	; call mouse_centered
		2525	;* mouse centered - start code- Mario79
		2526	;mouse_centered:
		2527	; push eax
		2528	mov eax, [Screen_Max_X]
		2529	shr eax, 1
		2530	mov [MOUSE_X], ax
		2531	mov eax, [Screen_Max_Y]
		2532	shr eax, 1
		2533	mov [MOUSE_Y], ax
3534	clevermous	2534	call wakeup_osloop
2288	clevermous	2535	; ret
		2536	;* mouse centered - end code- Mario79
		2537	xor eax, eax
		2538	and [esp+32], eax
		2539	; pop eax
		2540	ret
		2541	;------------------------------------------------------------------------------
		2542	align 4
		2543	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2544	test ecx, ecx; get mouse speed factor
		2545	jnz .set_mouse_acceleration
		2546	xor eax, eax
		2547	mov ax, [mouse_speed_factor]
		2548	mov [esp+32], eax
		2549	ret
		2550	.set_mouse_acceleration:
		2551	; cmp ecx,1 ; set mouse speed factor
		2552	dec ecx
		2553	jnz .get_mouse_delay
		2554	mov [mouse_speed_factor], dx
		2555	ret
		2556	.get_mouse_delay:
		2557	; cmp ecx,2 ; get mouse delay
		2558	dec ecx
		2559	jnz .set_mouse_delay
		2560	mov eax, [mouse_delay]
		2561	mov [esp+32], eax
		2562	ret
		2563	.set_mouse_delay:
		2564	; cmp ecx,3 ; set mouse delay
		2565	dec ecx
		2566	jnz .set_pointer_position
		2567	mov [mouse_delay], edx
		2568	ret
		2569	.set_pointer_position:
		2570	; cmp ecx,4 ; set mouse pointer position
		2571	dec ecx
		2572	jnz .set_mouse_button
		2573	cmp dx, word[Screen_Max_Y]
		2574	ja .end
		2575	rol edx, 16
		2576	cmp dx, word[Screen_Max_X]
		2577	ja .end
		2578	mov [MOUSE_X], edx
4381	hidnplayr	2579	mov [mouse_active], 1
3534	clevermous	2580	call wakeup_osloop
2288	clevermous	2581	ret
		2582	.set_mouse_button:
		2583	; cmp ecx,5 ; set mouse button features
		2584	dec ecx
		2585	jnz .end
		2586	mov [BTN_DOWN], dl
		2587	mov [mouse_active], 1
3534	clevermous	2588	call wakeup_osloop
2288	clevermous	2589	.end:
		2590	ret
		2591	;------------------------------------------------------------------------------
		2592	sysfn_getfreemem:
		2593	mov eax, [pg_data.pages_free]
		2594	shl eax, 2
		2595	mov [esp+32], eax
		2596	ret
2648	mario79	2597	;------------------------------------------------------------------------------
2288	clevermous	2598	sysfn_getallmem:
		2599	mov eax, [MEM_AMOUNT]
		2600	shr eax, 10
		2601	mov [esp+32], eax
		2602	ret
2648	mario79	2603	;------------------------------------------------------------------------------
2288	clevermous	2604	sysfn_pid_to_slot:
		2605	mov eax, ecx
		2606	call pid_to_slot
		2607	mov [esp+32], eax
		2608	ret
2648	mario79	2609	;------------------------------------------------------------------------------
2288	clevermous	2610	sysfn_min_rest_window:
		2611	pushad
		2612	mov eax, edx ; ebx - operating
		2613	shr ecx, 1
		2614	jnc @f
		2615	call pid_to_slot
		2616	@@:
		2617	or eax, eax ; eax - number of slot
		2618	jz .error
		2619	cmp eax, 255 ; varify maximal slot number
		2620	ja .error
		2621	movzx eax, word [WIN_STACK + eax*2]
		2622	shr ecx, 1
		2623	jc .restore
		2624	; .minimize:
		2625	call minimize_window
		2626	jmp .exit
		2627	.restore:
		2628	call restore_minimized_window
		2629	.exit:
		2630	popad
		2631	xor eax, eax
		2632	mov [esp+32], eax
		2633	ret
		2634	.error:
		2635	popad
		2636	xor eax, eax
		2637	dec eax
		2638	mov [esp+32], eax
		2639	ret
2648	mario79	2640	;------------------------------------------------------------------------------
		2641	sysfn_min_windows:
		2642	call minimize_all_window
		2643	mov [esp+32], eax
		2644	call change_task
		2645	ret
		2646	;------------------------------------------------------------------------------
2654	mario79	2647	sysfn_set_screen_sizes:
		2648	cmp [SCR_MODE], word 0x13
		2649	jbe .exit
		2650
		2651	cmp [_display.select_cursor], select_cursor
		2652	jne .exit
		2653
		2654	cmp ecx, [display_width_standard]
		2655	ja .exit
		2656
		2657	cmp edx, [display_height_standard]
		2658	ja .exit
		2659
		2660	pushfd
		2661	cli
		2662	mov eax, ecx
3606	Serge	2663	mov ecx, [_display.pitch]
2654	mario79	2664	mov [_display.width], eax
		2665	dec eax
		2666	mov [_display.height], edx
		2667	dec edx
		2668	; eax - new Screen_Max_X
		2669	; edx - new Screen_Max_Y
		2670	mov [do_not_touch_winmap], 1
		2671	call set_screen
		2672	mov [do_not_touch_winmap], 0
		2673	popfd
		2674	call change_task
		2675	.exit:
		2676	ret
		2677	;------------------------------------------------------------------------------
2288	clevermous	2678	uglobal
		2679	screen_workarea RECT
2654	mario79	2680	display_width_standard dd 0
		2681	display_height_standard dd 0
		2682	do_not_touch_winmap db 0
2288	clevermous	2683	window_minimize db 0
		2684	sound_flag db 0
2654	mario79	2685
2288	clevermous	2686	endg
		2687
		2688	UID_NONE=0
		2689	UID_MENUETOS=1 ;official
		2690	UID_KOLIBRI=2 ;russian
		2691
		2692	iglobal
		2693	version_inf:
3454	mario79	2694	db 0,7,7,0 ; version 0.7.7.0
		2695	db 0
		2696	.rev dd __REV__
2288	clevermous	2697	version_end:
		2698	endg
2515	mario79	2699	;------------------------------------------------------------------------------
		2700	align 4
2288	clevermous	2701	sys_cachetodiskette:
		2702	cmp ebx, 1
4273	clevermous	2703	jb .no_floppy_save
2288	clevermous	2704	cmp ebx, 2
4273	clevermous	2705	ja .no_floppy_save
2288	clevermous	2706	call save_image
4273	clevermous	2707	mov [esp + 32], eax
		2708	ret
		2709	.no_floppy_save:
2288	clevermous	2710	mov [esp + 32], dword 1
		2711	ret
2515	mario79	2712	;------------------------------------------------------------------------------
2288	clevermous	2713	uglobal
		2714	; bgrchanged dd 0x0
		2715	align 4
		2716	bgrlockpid dd 0
		2717	bgrlock db 0
		2718	endg
2515	mario79	2719	;------------------------------------------------------------------------------
		2720	align 4
2288	clevermous	2721	sys_background:
		2722	cmp ebx, 1 ; BACKGROUND SIZE
		2723	jnz nosb1
		2724	test ecx, ecx
		2725	jz sbgrr
2547	mario79	2726
2288	clevermous	2727	test edx, edx
		2728	jz sbgrr
2515	mario79	2729	;--------------------------------------
		2730	align 4
2288	clevermous	2731	@@:
		2732	;;Maxis use atomic bts for mutexes 4.4.2009
		2733	bts dword [bgrlock], 0
		2734	jnc @f
		2735	call change_task
		2736	jmp @b
2515	mario79	2737	;--------------------------------------
		2738	align 4
2288	clevermous	2739	@@:
		2740	mov [BgrDataWidth], ecx
		2741	mov [BgrDataHeight], edx
		2742	; mov [bgrchanged],1
		2743
		2744	pushad
		2745	; return memory for old background
		2746	mov eax, [img_background]
		2747	cmp eax, static_background_data
		2748	jz @f
		2749	stdcall kernel_free, eax
2515	mario79	2750	;--------------------------------------
		2751	align 4
2288	clevermous	2752	@@:
		2753	; calculate RAW size
		2754	xor eax, eax
		2755	inc eax
		2756	cmp [BgrDataWidth], eax
		2757	jae @f
		2758	mov [BgrDataWidth], eax
2515	mario79	2759	;--------------------------------------
		2760	align 4
2288	clevermous	2761	@@:
		2762	cmp [BgrDataHeight], eax
		2763	jae @f
		2764	mov [BgrDataHeight], eax
2515	mario79	2765	;--------------------------------------
		2766	align 4
2288	clevermous	2767	@@:
		2768	mov eax, [BgrDataWidth]
		2769	imul eax, [BgrDataHeight]
		2770	lea eax, [eax*3]
2464	mario79	2771	; it is reserved with aligned to the boundary of 4 KB pages,
		2772	; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
		2773	; because the 32 bit read is used for high performance: "mov eax,[esi]"
		2774	shr eax, 12
		2775	inc eax
		2776	shl eax, 12
2288	clevermous	2777	mov [mem_BACKGROUND], eax
		2778	; get memory for new background
		2779	stdcall kernel_alloc, eax
		2780	test eax, eax
		2781	jz .memfailed
		2782	mov [img_background], eax
		2783	jmp .exit
2515	mario79	2784	;--------------------------------------
		2785	align 4
2288	clevermous	2786	.memfailed:
		2787	; revert to static monotone data
		2788	mov [img_background], static_background_data
		2789	xor eax, eax
		2790	inc eax
		2791	mov [BgrDataWidth], eax
		2792	mov [BgrDataHeight], eax
		2793	mov [mem_BACKGROUND], 4
2515	mario79	2794	;--------------------------------------
		2795	align 4
2288	clevermous	2796	.exit:
		2797	popad
		2798	mov [bgrlock], 0
2515	mario79	2799	;--------------------------------------
		2800	align 4
		2801	sbgrr:
2288	clevermous	2802	ret
2515	mario79	2803	;------------------------------------------------------------------------------
		2804	align 4
2288	clevermous	2805	nosb1:
		2806	cmp ebx, 2 ; SET PIXEL
		2807	jnz nosb2
		2808
		2809	mov eax, [img_background]
		2810	test ecx, ecx
		2811	jz @f
		2812	cmp eax, static_background_data
		2813	jz .ret
2515	mario79	2814	;--------------------------------------
		2815	align 4
2288	clevermous	2816	@@:
		2817	mov ebx, [mem_BACKGROUND]
		2818	add ebx, 4095
		2819	and ebx, -4096
		2820	sub ebx, 4
		2821	cmp ecx, ebx
		2822	ja .ret
		2823
		2824	mov ebx, [eax+ecx]
		2825	and ebx, 0xFF000000;255256256*256
		2826	and edx, 0x00FFFFFF;255256256+255*256+255
		2827	add edx, ebx
		2828	mov [eax+ecx], edx
2515	mario79	2829	;--------------------------------------
		2830	align 4
2288	clevermous	2831	.ret:
		2832	ret
2515	mario79	2833	;------------------------------------------------------------------------------
		2834	align 4
2288	clevermous	2835	nosb2:
		2836	cmp ebx, 3 ; DRAW BACKGROUND
		2837	jnz nosb3
2515	mario79	2838	;--------------------------------------
		2839	align 4
2288	clevermous	2840	draw_background_temp:
		2841	mov [background_defined], 1
		2842	call force_redraw_background
2515	mario79	2843	;--------------------------------------
		2844	align 4
		2845	nosb31:
2288	clevermous	2846	ret
2515	mario79	2847	;------------------------------------------------------------------------------
		2848	align 4
		2849	nosb3:
2288	clevermous	2850	cmp ebx, 4 ; TILED / STRETCHED
		2851	jnz nosb4
		2852	cmp ecx, [BgrDrawMode]
		2853	je nosb41
		2854	mov [BgrDrawMode], ecx
2515	mario79	2855	;--------------------------------------
		2856	align 4
		2857	nosb41:
2288	clevermous	2858	ret
2515	mario79	2859	;------------------------------------------------------------------------------
		2860	align 4
		2861	nosb4:
2288	clevermous	2862	cmp ebx, 5 ; BLOCK MOVE TO BGR
		2863	jnz nosb5
		2864	cmp [img_background], static_background_data
		2865	jnz @f
		2866	test edx, edx
		2867	jnz .fin
		2868	cmp esi, 4
		2869	ja .fin
2515	mario79	2870	;--------------------------------------
		2871	align 4
		2872	@@:
2288	clevermous	2873	; bughere
		2874	mov eax, ecx
		2875	mov ebx, edx
		2876	add ebx, [img_background];IMG_BACKGROUND
		2877	mov ecx, esi
		2878	call memmove
2515	mario79	2879	;--------------------------------------
		2880	align 4
		2881	.fin:
2288	clevermous	2882	ret
2515	mario79	2883	;------------------------------------------------------------------------------
		2884	align 4
		2885	nosb5:
2288	clevermous	2886	cmp ebx, 6
		2887	jnz nosb6
2515	mario79	2888	;--------------------------------------
		2889	align 4
2288	clevermous	2890	;;Maxis use atomic bts for mutex 4.4.2009
		2891	@@:
		2892	bts dword [bgrlock], 0
		2893	jnc @f
		2894	call change_task
		2895	jmp @b
2515	mario79	2896	;--------------------------------------
		2897	align 4
2288	clevermous	2898	@@:
		2899	mov eax, [CURRENT_TASK]
		2900	mov [bgrlockpid], eax
		2901	cmp [img_background], static_background_data
		2902	jz .nomem
		2903	stdcall user_alloc, [mem_BACKGROUND]
		2904	mov [esp+32], eax
		2905	test eax, eax
		2906	jz .nomem
		2907	mov ebx, eax
		2908	shr ebx, 12
		2909	or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
		2910	mov esi, [img_background]
		2911	shr esi, 12
		2912	mov ecx, [mem_BACKGROUND]
		2913	add ecx, 0xFFF
		2914	shr ecx, 12
2515	mario79	2915	;--------------------------------------
		2916	align 4
2288	clevermous	2917	.z:
		2918	mov eax, [page_tabs+ebx*4]
		2919	test al, 1
		2920	jz @f
		2921	call free_page
2515	mario79	2922	;--------------------------------------
		2923	align 4
2288	clevermous	2924	@@:
		2925	mov eax, [page_tabs+esi*4]
		2926	or al, PG_UW
		2927	mov [page_tabs+ebx*4], eax
		2928	mov eax, ebx
		2929	shl eax, 12
		2930	invlpg [eax]
		2931	inc ebx
		2932	inc esi
		2933	loop .z
		2934	ret
2515	mario79	2935	;--------------------------------------
		2936	align 4
2288	clevermous	2937	.nomem:
		2938	and [bgrlockpid], 0
		2939	mov [bgrlock], 0
2515	mario79	2940	;------------------------------------------------------------------------------
		2941	align 4
2288	clevermous	2942	nosb6:
		2943	cmp ebx, 7
		2944	jnz nosb7
		2945	cmp [bgrlock], 0
		2946	jz .err
		2947	mov eax, [CURRENT_TASK]
		2948	cmp [bgrlockpid], eax
		2949	jnz .err
		2950	mov eax, ecx
		2951	mov ebx, ecx
		2952	shr eax, 12
		2953	mov ecx, [page_tabs+(eax-1)*4]
		2954	test cl, USED_BLOCK+DONT_FREE_BLOCK
		2955	jz .err
		2956	jnp .err
		2957	push eax
		2958	shr ecx, 12
		2959	dec ecx
2515	mario79	2960	;--------------------------------------
		2961	align 4
2288	clevermous	2962	@@:
		2963	and dword [page_tabs+eax*4], 0
		2964	mov edx, eax
		2965	shl edx, 12
		2966	push eax
		2967	invlpg [edx]
		2968	pop eax
		2969	inc eax
		2970	loop @b
		2971	pop eax
		2972	and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
		2973	stdcall user_free, ebx
		2974	mov [esp+32], eax
		2975	and [bgrlockpid], 0
		2976	mov [bgrlock], 0
		2977	ret
2515	mario79	2978	;--------------------------------------
		2979	align 4
2288	clevermous	2980	.err:
		2981	and dword [esp+32], 0
		2982	ret
2515	mario79	2983	;------------------------------------------------------------------------------
		2984	align 4
2288	clevermous	2985	nosb7:
2515	mario79	2986	cmp ebx, 8
		2987	jnz nosb8
2537	mario79	2988
3536	clevermous	2989	mov ecx, [current_slot]
		2990	xor eax, eax
		2991	xchg eax, [ecx+APPDATA.draw_bgr_x]
2515	mario79	2992	mov [esp + 32], eax ; eax = [left]*65536 + [right]
3536	clevermous	2993	xor eax, eax
		2994	xchg eax, [ecx+APPDATA.draw_bgr_y]
2515	mario79	2995	mov [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288	clevermous	2996	ret
2515	mario79	2997	;------------------------------------------------------------------------------
		2998	align 4
		2999	nosb8:
2547	mario79	3000	cmp ebx, 9
		3001	jnz nosb9
		3002	; ecx = [left]*65536 + [right]
		3003	; edx = [top]*65536 + [bottom]
		3004	mov eax, [Screen_Max_X]
		3005	mov ebx, [Screen_Max_Y]
		3006	; check [right]
		3007	cmp cx, ax
		3008	ja .exit
		3009	; check [left]
		3010	ror ecx, 16
		3011	cmp cx, ax
		3012	ja .exit
		3013	; check [bottom]
		3014	cmp dx, bx
		3015	ja .exit
		3016	; check [top]
		3017	ror edx, 16
		3018	cmp dx, bx
		3019	ja .exit
		3020
		3021	movzx eax, cx ; [left]
		3022	movzx ebx, dx ; [top]
		3023
		3024	shr ecx, 16 ; [right]
		3025	shr edx, 16 ; [bottom]
		3026
		3027	mov [background_defined], 1
		3028
		3029	mov [draw_data+32 + RECT.left], eax
		3030	mov [draw_data+32 + RECT.top], ebx
		3031
		3032	mov [draw_data+32 + RECT.right], ecx
		3033	mov [draw_data+32 + RECT.bottom], edx
		3034
		3035	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3036	call wakeup_osloop
2547	mario79	3037	;--------------------------------------
		3038	align 4
		3039	.exit:
2515	mario79	3040	ret
		3041	;------------------------------------------------------------------------------
		3042	align 4
2547	mario79	3043	nosb9:
		3044	ret
		3045	;------------------------------------------------------------------------------
		3046	align 4
2537	mario79	3047	uglobal
		3048	BG_Rect_X_left_right dd 0x0
		3049	BG_Rect_Y_top_bottom dd 0x0
		3050	endg
		3051	;------------------------------------------------------------------------------
		3052	align 4
2288	clevermous	3053	force_redraw_background:
		3054	and [draw_data+32 + RECT.left], 0
		3055	and [draw_data+32 + RECT.top], 0
		3056	push eax ebx
		3057	mov eax, [Screen_Max_X]
		3058	mov ebx, [Screen_Max_Y]
		3059	mov [draw_data+32 + RECT.right], eax
		3060	mov [draw_data+32 + RECT.bottom], ebx
		3061	pop ebx eax
		3062	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3063	call wakeup_osloop
2288	clevermous	3064	ret
2515	mario79	3065	;------------------------------------------------------------------------------
2288	clevermous	3066	align 4
		3067	sys_getbackground:
		3068	; cmp eax,1 ; SIZE
		3069	dec ebx
		3070	jnz nogb1
		3071	mov eax, [BgrDataWidth]
		3072	shl eax, 16
3588	Serge	3073	mov ax, word [BgrDataHeight]
2288	clevermous	3074	mov [esp+32], eax
		3075	ret
2515	mario79	3076	;------------------------------------------------------------------------------
		3077	align 4
2288	clevermous	3078	nogb1:
		3079	; cmp eax,2 ; PIXEL
		3080	dec ebx
		3081	jnz nogb2
		3082
		3083	mov eax, [img_background]
		3084	test ecx, ecx
		3085	jz @f
		3086	cmp eax, static_background_data
		3087	jz .ret
2515	mario79	3088	;--------------------------------------
		3089	align 4
2288	clevermous	3090	@@:
		3091	mov ebx, [mem_BACKGROUND]
		3092	add ebx, 4095
		3093	and ebx, -4096
		3094	sub ebx, 4
		3095	cmp ecx, ebx
		3096	ja .ret
		3097
		3098	mov eax, [ecx+eax]
		3099
		3100	and eax, 0xFFFFFF
		3101	mov [esp+32], eax
2515	mario79	3102	;--------------------------------------
		3103	align 4
2288	clevermous	3104	.ret:
		3105	ret
2515	mario79	3106	;------------------------------------------------------------------------------
		3107	align 4
		3108	nogb2:
2288	clevermous	3109
		3110	; cmp eax,4 ; TILED / STRETCHED
		3111	dec ebx
		3112	dec ebx
		3113	jnz nogb4
		3114	mov eax, [BgrDrawMode]
2515	mario79	3115	;--------------------------------------
		3116	align 4
		3117	nogb4:
2288	clevermous	3118	mov [esp+32], eax
		3119	ret
2515	mario79	3120	;------------------------------------------------------------------------------
2288	clevermous	3121	align 4
		3122	sys_getkey:
		3123	mov [esp + 32], dword 1
		3124	; test main buffer
		3125	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3126	movzx ecx, word [WIN_STACK + ebx * 2]
		3127	mov edx, [TASK_COUNT]
		3128	cmp ecx, edx
		3129	jne .finish
		3130	cmp [KEY_COUNT], byte 0
		3131	je .finish
		3132	movzx eax, byte [KEY_BUFF]
		3133	shl eax, 8
		3134	push eax
		3135	dec byte [KEY_COUNT]
		3136	and byte [KEY_COUNT], 127
		3137	movzx ecx, byte [KEY_COUNT]
		3138	add ecx, 2
		3139	mov eax, KEY_BUFF + 1
		3140	mov ebx, KEY_BUFF
		3141	call memmove
		3142	pop eax
2515	mario79	3143	;--------------------------------------
		3144	align 4
2288	clevermous	3145	.ret_eax:
		3146	mov [esp + 32], eax
		3147	ret
2515	mario79	3148	;--------------------------------------
		3149	align 4
2288	clevermous	3150	.finish:
		3151	; test hotkeys buffer
		3152	mov ecx, hotkey_buffer
2515	mario79	3153	;--------------------------------------
		3154	align 4
2288	clevermous	3155	@@:
		3156	cmp [ecx], ebx
		3157	jz .found
		3158	add ecx, 8
		3159	cmp ecx, hotkey_buffer + 120 * 8
		3160	jb @b
		3161	ret
2515	mario79	3162	;--------------------------------------
		3163	align 4
2288	clevermous	3164	.found:
		3165	mov ax, [ecx + 6]
		3166	shl eax, 16
		3167	mov ah, [ecx + 4]
		3168	mov al, 2
		3169	and dword [ecx + 4], 0
		3170	and dword [ecx], 0
		3171	jmp .ret_eax
2515	mario79	3172	;------------------------------------------------------------------------------
2288	clevermous	3173	align 4
		3174	sys_getbutton:
		3175	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3176	mov [esp + 32], dword 1
		3177	movzx ecx, word [WIN_STACK + ebx * 2]
		3178	mov edx, [TASK_COUNT] ; less than 256 processes
		3179	cmp ecx, edx
		3180	jne .exit
		3181	movzx eax, byte [BTN_COUNT]
		3182	test eax, eax
		3183	jz .exit
		3184	mov eax, [BTN_BUFF]
		3185	and al, 0xFE ; delete left button bit
		3186	mov [BTN_COUNT], byte 0
		3187	mov [esp + 32], eax
2515	mario79	3188	;--------------------------------------
		3189	align 4
2288	clevermous	3190	.exit:
		3191	ret
2515	mario79	3192	;------------------------------------------------------------------------------
2288	clevermous	3193	align 4
		3194	sys_cpuusage:
		3195
		3196	; RETURN:
		3197	;
		3198	; +00 dword process cpu usage
		3199	; +04 word position in windowing stack
		3200	; +06 word windowing stack value at current position (cpu nro)
		3201	; +10 12 bytes name
		3202	; +22 dword start in mem
		3203	; +26 dword used mem
		3204	; +30 dword PID , process idenfification number
		3205	;
		3206
		3207	cmp ecx, -1 ; who am I ?
		3208	jne .no_who_am_i
		3209	mov ecx, [CURRENT_TASK]
		3210	.no_who_am_i:
		3211	cmp ecx, max_processes
		3212	ja .nofillbuf
		3213
		3214	; +4: word: position of the window of thread in the window stack
		3215	mov ax, [WIN_STACK + ecx * 2]
		3216	mov [ebx+4], ax
		3217	; +6: word: number of the thread slot, which window has in the window stack
		3218	; position ecx (has no relation to the specific thread)
		3219	mov ax, [WIN_POS + ecx * 2]
		3220	mov [ebx+6], ax
		3221
		3222	shl ecx, 5
		3223
		3224	; +0: dword: memory usage
		3225	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		3226	mov [ebx], eax
		3227	; +10: 11 bytes: name of the process
		3228	push ecx
		3229	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		3230	add ebx, 10
		3231	mov ecx, 11
		3232	call memmove
		3233	pop ecx
		3234
		3235	; +22: address of the process in memory
		3236	; +26: size of used memory - 1
		3237	push edi
		3238	lea edi, [ebx+12]
		3239	xor eax, eax
		3240	mov edx, 0x100000*16
		3241	cmp ecx, 1 shl 5
		3242	je .os_mem
		3243	mov edx, [SLOT_BASE+ecx*8+APPDATA.mem_size]
		3244	mov eax, std_application_base_address
		3245	.os_mem:
		3246	stosd
		3247	lea eax, [edx-1]
		3248	stosd
		3249
		3250	; +30: PID/TID
		3251	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		3252	stosd
		3253
		3254	; window position and size
		3255	push esi
		3256	lea esi, [ecx + window_data + WDATA.box]
		3257	movsd
		3258	movsd
		3259	movsd
		3260	movsd
		3261
		3262	; Process state (+50)
		3263	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		3264	stosd
		3265
		3266	; Window client area box
		3267	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		3268	movsd
		3269	movsd
		3270	movsd
		3271	movsd
		3272
		3273	; Window state
		3274	mov al, [ecx+window_data+WDATA.fl_wstate]
		3275	stosb
		3276
		3277	; Event mask (+71)
		3278	mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
		3279	stosd
4286	Serge	3280
4262	0CodErr	3281	; Keyboard mode (+75)
		3282	mov al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286	Serge	3283	stosb
2288	clevermous	3284
		3285	pop esi
		3286	pop edi
		3287
		3288	.nofillbuf:
		3289	; return number of processes
		3290
		3291	mov eax, [TASK_COUNT]
		3292	mov [esp+32], eax
		3293	ret
		3294
		3295	align 4
		3296	sys_clock:
		3297	cli
		3298	; Mikhail Lisovin xx Jan 2005
		3299	@@:
		3300	mov al, 10
		3301	out 0x70, al
		3302	in al, 0x71
		3303	test al, al
		3304	jns @f
		3305	mov esi, 1
		3306	call delay_ms
		3307	jmp @b
		3308	@@:
		3309	; end Lisovin's fix
		3310
		3311	xor al, al ; seconds
		3312	out 0x70, al
		3313	in al, 0x71
		3314	movzx ecx, al
		3315	mov al, 02 ; minutes
		3316	shl ecx, 16
		3317	out 0x70, al
		3318	in al, 0x71
		3319	movzx edx, al
		3320	mov al, 04 ; hours
		3321	shl edx, 8
		3322	out 0x70, al
		3323	in al, 0x71
		3324	add ecx, edx
		3325	movzx edx, al
		3326	add ecx, edx
		3327	sti
		3328	mov [esp + 32], ecx
		3329	ret
		3330
		3331
		3332	align 4
		3333
		3334	sys_date:
		3335
		3336	cli
		3337	@@:
		3338	mov al, 10
		3339	out 0x70, al
		3340	in al, 0x71
		3341	test al, al
		3342	jns @f
		3343	mov esi, 1
		3344	call delay_ms
		3345	jmp @b
		3346	@@:
		3347
		3348	mov ch, 0
		3349	mov al, 7 ; date
		3350	out 0x70, al
		3351	in al, 0x71
		3352	mov cl, al
		3353	mov al, 8 ; month
		3354	shl ecx, 16
		3355	out 0x70, al
		3356	in al, 0x71
		3357	mov ch, al
		3358	mov al, 9 ; year
		3359	out 0x70, al
		3360	in al, 0x71
		3361	mov cl, al
		3362	sti
		3363	mov [esp+32], ecx
		3364	ret
		3365
		3366
		3367	; redraw status
		3368
		3369	sys_redrawstat:
		3370	cmp ebx, 1
		3371	jne no_widgets_away
		3372	; buttons away
		3373	mov ecx, [CURRENT_TASK]
		3374	sys_newba2:
		3375	mov edi, [BTN_ADDR]
		3376	cmp [edi], dword 0 ; empty button list ?
		3377	je end_of_buttons_away
		3378	movzx ebx, word [edi]
		3379	inc ebx
		3380	mov eax, edi
		3381	sys_newba:
		3382	dec ebx
		3383	jz end_of_buttons_away
		3384
		3385	add eax, 0x10
		3386	cmp cx, [eax]
		3387	jnz sys_newba
		3388
		3389	push eax ebx ecx
		3390	mov ecx, ebx
		3391	inc ecx
		3392	shl ecx, 4
		3393	mov ebx, eax
		3394	add eax, 0x10
		3395	call memmove
		3396	dec dword [edi]
		3397	pop ecx ebx eax
		3398
		3399	jmp sys_newba2
		3400
		3401	end_of_buttons_away:
		3402
		3403	ret
		3404
		3405	no_widgets_away:
		3406
		3407	cmp ebx, 2
		3408	jnz srl1
		3409
		3410	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		3411	add edx, draw_data - CURRENT_TASK
		3412	mov [edx + RECT.left], 0
		3413	mov [edx + RECT.top], 0
		3414	mov eax, [Screen_Max_X]
		3415	mov [edx + RECT.right], eax
		3416	mov eax, [Screen_Max_Y]
		3417	mov [edx + RECT.bottom], eax
		3418
		3419	srl1:
		3420	ret
		3421
		3422	;ok - 100% work
		3423	;nt - not tested
		3424	;---------------------------------------------------------------------------------------------
		3425	;eax
		3426	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3427	;1 - change task. Ret nothing. Block. ok.
		3428	;2 - performance control
		3429	; ebx
		3430	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3431	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3432	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3433	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3434	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3435	;eax
		3436	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3437	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3438	;---------------------------------------------------------------------------------------------
		3439	iglobal
		3440	align 4
		3441	sheduler:
		3442	dd sys_sheduler.00
		3443	dd change_task
		3444	dd sys_sheduler.02
		3445	dd sys_sheduler.03
		3446	dd sys_sheduler.04
		3447	endg
		3448	sys_sheduler:
		3449	;rewritten by 29.12.2009
		3450	jmp dword [sheduler+ebx*4]
		3451	;.shed_counter:
		3452	.00:
		3453	mov eax, [context_counter]
		3454	mov [esp+32], eax
		3455	ret
		3456
		3457	.02:
		3458	;.perf_control:
		3459	inc ebx ;before ebx=2, ebx=3
		3460	cmp ebx, ecx ;if ecx=3, ebx=3
		3461	jz cache_disable
		3462
		3463	dec ebx ;ebx=2
		3464	cmp ebx, ecx ;
		3465	jz cache_enable ;if ecx=2 and ebx=2
		3466
		3467	dec ebx ;ebx=1
		3468	cmp ebx, ecx
		3469	jz is_cache_enabled ;if ecx=1 and ebx=1
		3470
		3471	dec ebx
		3472	test ebx, ecx ;ebx=0 and ecx=0
		3473	jz modify_pce ;if ecx=0
		3474
		3475	ret
		3476
		3477	.03:
		3478	;.rdmsr_instr:
		3479	;now counter in ecx
		3480	;(edx:eax) esi:edi => edx:esi
		3481	mov eax, esi
		3482	mov ecx, edx
		3483	rdmsr
		3484	mov [esp+32], eax
		3485	mov [esp+20], edx ;ret in ebx?
		3486	ret
		3487
		3488	.04:
		3489	;.wrmsr_instr:
		3490	;now counter in ecx
		3491	;(edx:eax) esi:edi => edx:esi
		3492	; Fast Call MSR can't be destroy
3539	clevermous	3493	; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
		3494	; включаются/выключаются расширенные возможности
2288	clevermous	3495	cmp edx, MSR_SYSENTER_CS
		3496	je @f
		3497	cmp edx, MSR_SYSENTER_ESP
		3498	je @f
		3499	cmp edx, MSR_SYSENTER_EIP
		3500	je @f
		3501	cmp edx, MSR_AMD_STAR
		3502	je @f
		3503
		3504	mov eax, esi
		3505	mov ecx, edx
		3506	wrmsr
		3507	; mov [esp + 32], eax
		3508	; mov [esp + 20], edx ;ret in ebx?
		3509	@@:
		3510	ret
		3511
		3512	cache_disable:
		3513	mov eax, cr0
		3514	or eax, 01100000000000000000000000000000b
		3515	mov cr0, eax
		3516	wbinvd ;set MESI
		3517	ret
		3518
		3519	cache_enable:
		3520	mov eax, cr0
		3521	and eax, 10011111111111111111111111111111b
		3522	mov cr0, eax
		3523	ret
		3524
		3525	is_cache_enabled:
		3526	mov eax, cr0
		3527	mov ebx, eax
		3528	and eax, 01100000000000000000000000000000b
		3529	jz cache_disabled
		3530	mov [esp+32], ebx
		3531	cache_disabled:
		3532	mov dword [esp+32], eax;0
		3533	ret
		3534
		3535	modify_pce:
		3536	mov eax, cr4
		3537	; mov ebx,0
		3538	; or bx,100000000b ;pce
		3539	; xor eax,ebx ;invert pce
		3540	bts eax, 8;pce=cr4[8]
		3541	mov cr4, eax
		3542	mov [esp+32], eax
		3543	ret
		3544	;---------------------------------------------------------------------------------------------
		3545
		3546
		3547	; check if pixel is allowed to be drawn
		3548
2446	mario79	3549	;checkpixel:
		3550	; push eax edx
2288	clevermous	3551
2446	mario79	3552	;; mov edx, [Screen_Max_X] ; screen x size
		3553	;; inc edx
		3554	;; imul edx, ebx
		3555	; mov edx, [d_width_calc_area + ebx*4]
		3556	; add eax, [_WinMapAddress]
		3557	; mov dl, [eax+edx]; lea eax, [...]
2288	clevermous	3558
2446	mario79	3559	; xor ecx, ecx
		3560	; mov eax, [CURRENT_TASK]
		3561	; cmp al, dl
		3562	; setne cl
2288	clevermous	3563
2446	mario79	3564	; pop edx eax
		3565	; ret
2288	clevermous	3566
		3567	iglobal
		3568	cpustring db 'CPU',0
		3569	endg
		3570
		3571	uglobal
		3572	background_defined db 0 ; diamond, 11.04.2006
		3573	endg
2513	mario79	3574	;-----------------------------------------------------------------------------
2288	clevermous	3575	align 4
		3576	checkmisc:
		3577	cmp [ctrl_alt_del], 1
		3578	jne nocpustart
		3579
		3580	mov ebp, cpustring
		3581	call fs_execute_from_sysdir
		3582
		3583	mov [ctrl_alt_del], 0
2513	mario79	3584	;--------------------------------------
		3585	align 4
2288	clevermous	3586	nocpustart:
		3587	cmp [mouse_active], 1
		3588	jne mouse_not_active
		3589	mov [mouse_active], 0
2411	Serge	3590
2288	clevermous	3591	xor edi, edi
2411	Serge	3592	mov ebx, CURRENT_TASK
		3593
2288	clevermous	3594	mov ecx, [TASK_COUNT]
2408	Serge	3595	movzx eax, word [WIN_POS + ecx*2] ; active window
		3596	shl eax, 8
2414	Serge	3597	push eax
2408	Serge	3598
2414	Serge	3599	movzx eax, word [MOUSE_X]
		3600	movzx edx, word [MOUSE_Y]
2513	mario79	3601	;--------------------------------------
2408	Serge	3602	align 4
		3603	.set_mouse_event:
2288	clevermous	3604	add edi, 256
2411	Serge	3605	add ebx, 32
		3606	test [ebx+TASKDATA.event_mask], 0x80000000
2414	Serge	3607	jz .pos_filter
		3608
		3609	cmp edi, [esp] ; skip if filtration active
		3610	jne .skip
2513	mario79	3611	;--------------------------------------
		3612	align 4
2414	Serge	3613	.pos_filter:
		3614	test [ebx+TASKDATA.event_mask], 0x40000000
2411	Serge	3615	jz .set
2288	clevermous	3616
2414	Serge	3617	mov esi, [ebx-twdw+WDATA.box.left]
		3618	cmp eax, esi
		3619	jb .skip
		3620	add esi, [ebx-twdw+WDATA.box.width]
		3621	cmp eax, esi
		3622	ja .skip
		3623
		3624	mov esi, [ebx-twdw+WDATA.box.top]
		3625	cmp edx, esi
		3626	jb .skip
		3627	add esi, [ebx-twdw+WDATA.box.height]
		3628	cmp edx, esi
		3629	ja .skip
2513	mario79	3630	;--------------------------------------
		3631	align 4
2411	Serge	3632	.set:
2513	mario79	3633	or [edi+SLOT_BASE+APPDATA.event_mask], 100000b ; set event 6
		3634	;--------------------------------------
		3635	align 4
2411	Serge	3636	.skip:
2408	Serge	3637	loop .set_mouse_event
		3638
2414	Serge	3639	pop eax
2513	mario79	3640	;--------------------------------------
		3641	align 4
2288	clevermous	3642	mouse_not_active:
2580	mario79	3643	cmp byte[REDRAW_BACKGROUND], 0 ; background update ?
2288	clevermous	3644	jz nobackgr
2524	mario79	3645
2288	clevermous	3646	cmp [background_defined], 0
		3647	jz nobackgr
2513	mario79	3648	;--------------------------------------
		3649	align 4
3536	clevermous	3650	backgr:
2537	mario79	3651	mov eax, [draw_data+32 + RECT.left]
		3652	shl eax, 16
		3653	add eax, [draw_data+32 + RECT.right]
		3654	mov [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
		3655
		3656	mov eax, [draw_data+32 + RECT.top]
		3657	shl eax, 16
		3658	add eax, [draw_data+32 + RECT.bottom]
		3659	mov [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
		3660
2288	clevermous	3661	call drawbackground
2580	mario79	3662	; DEBUGF 1, "K : drawbackground\n"
2620	mario79	3663	; DEBUGF 1, "K : backg x %x\n",[BG_Rect_X_left_right]
		3664	; DEBUGF 1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513	mario79	3665	;--------- set event 5 start ----------
		3666	push ecx edi
		3667	xor edi, edi
		3668	mov ecx, [TASK_COUNT]
		3669	;--------------------------------------
		3670	align 4
		3671	set_bgr_event:
		3672	add edi, 256
3536	clevermous	3673	mov eax, [BG_Rect_X_left_right]
		3674	mov edx, [BG_Rect_Y_top_bottom]
		3675	cmp [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
		3676	jz .set
		3677	.join:
3611	clevermous	3678	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3679	jae @f
		3680	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3681	@@:
		3682	shr eax, 16
3536	clevermous	3683	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3684	jbe @f
		3685	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3686	@@:
3611	clevermous	3687	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3688	jae @f
3611	clevermous	3689	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3690	@@:
3611	clevermous	3691	shr edx, 16
3536	clevermous	3692	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3693	jbe @f
		3694	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3695	@@:
		3696	jmp .common
		3697	.set:
		3698	mov [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
		3699	mov [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
		3700	.common:
2513	mario79	3701	or [edi+SLOT_BASE+APPDATA.event_mask], 10000b ; set event 5
		3702	loop set_bgr_event
		3703	pop edi ecx
		3704	;--------- set event 5 stop -----------
2580	mario79	3705	dec byte[REDRAW_BACKGROUND] ; got new update request?
3536	clevermous	3706	jnz backgr
2513	mario79	3707
3536	clevermous	3708	xor eax, eax
2288	clevermous	3709	mov [draw_data+32 + RECT.left], eax
		3710	mov [draw_data+32 + RECT.top], eax
		3711	mov [draw_data+32 + RECT.right], eax
		3712	mov [draw_data+32 + RECT.bottom], eax
2513	mario79	3713	;--------------------------------------
		3714	align 4
2288	clevermous	3715	nobackgr:
2513	mario79	3716	; system shutdown request
2288	clevermous	3717	cmp [SYS_SHUTDOWN], byte 0
		3718	je noshutdown
		3719
		3720	mov edx, [shutdown_processes]
		3721
		3722	cmp [SYS_SHUTDOWN], dl
3325	clevermous	3723	jne noshutdown
2288	clevermous	3724
		3725	lea ecx, [edx-1]
		3726	mov edx, OS_BASE+0x3040
3325	clevermous	3727	jecxz no_mark_system_shutdown
2513	mario79	3728	;--------------------------------------
		3729	align 4
2288	clevermous	3730	markz:
3296	clevermous	3731	push ecx edx
3325	clevermous	3732	cmp [edx+TASKDATA.state], 9
		3733	jz .nokill
		3734	lea edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
		3735	cmp [edx+APPDATA.dir_table], sys_pgdir - OS_BASE
		3736	jz .nokill
3296	clevermous	3737	call request_terminate
3325	clevermous	3738	jmp .common
		3739	.nokill:
		3740	dec byte [SYS_SHUTDOWN]
		3741	xor eax, eax
		3742	.common:
3296	clevermous	3743	pop edx ecx
		3744	test eax, eax
		3745	jz @f
2288	clevermous	3746	mov [edx+TASKDATA.state], byte 3
3296	clevermous	3747	@@:
2288	clevermous	3748	add edx, 0x20
		3749	loop markz
3534	clevermous	3750	call wakeup_osloop
2513	mario79	3751	;--------------------------------------
		3752	align 4
2288	clevermous	3753	@@:
2513	mario79	3754	no_mark_system_shutdown:
2288	clevermous	3755	dec byte [SYS_SHUTDOWN]
		3756	je system_shutdown
2513	mario79	3757	;--------------------------------------
		3758	align 4
2288	clevermous	3759	noshutdown:
		3760	mov eax, [TASK_COUNT] ; termination
		3761	mov ebx, TASK_DATA+TASKDATA.state
		3762	mov esi, 1
2513	mario79	3763	;--------------------------------------
		3764	align 4
2288	clevermous	3765	newct:
		3766	mov cl, [ebx]
		3767	cmp cl, byte 3
3325	clevermous	3768	jz .terminate
2513	mario79	3769
2288	clevermous	3770	cmp cl, byte 4
3325	clevermous	3771	jnz .noterminate
		3772	.terminate:
		3773	pushad
3493	mario79	3774	mov ecx, eax
		3775	shl ecx, 8
		3776	add ecx, SLOT_BASE
		3777	call restore_default_cursor_before_killing
		3778	popad
		3779
		3780	pushad
3325	clevermous	3781	call terminate
		3782	popad
		3783	cmp byte [SYS_SHUTDOWN], 0
		3784	jz .noterminate
		3785	dec byte [SYS_SHUTDOWN]
		3786	je system_shutdown
2288	clevermous	3787
3325	clevermous	3788	.noterminate:
2288	clevermous	3789	add ebx, 0x20
		3790	inc esi
		3791	dec eax
		3792	jnz newct
		3793	ret
2513	mario79	3794	;-----------------------------------------------------------------------------
		3795	align 4
2288	clevermous	3796	redrawscreen:
		3797	; eax , if process window_data base is eax, do not set flag/limits
		3798
		3799	pushad
		3800	push eax
		3801
		3802	;;; mov ebx,2
		3803	;;; call delay_hs
		3804
		3805	;mov ecx,0 ; redraw flags for apps
		3806	xor ecx, ecx
2513	mario79	3807	;--------------------------------------
		3808	align 4
		3809	newdw2:
2288	clevermous	3810	inc ecx
		3811	push ecx
		3812
		3813	mov eax, ecx
		3814	shl eax, 5
		3815	add eax, window_data
		3816
		3817	cmp eax, [esp+4]
		3818	je not_this_task
		3819	; check if window in redraw area
		3820	mov edi, eax
		3821
		3822	cmp ecx, 1 ; limit for background
		3823	jz bgli
		3824
		3825	mov eax, [edi + WDATA.box.left]
		3826	mov ebx, [edi + WDATA.box.top]
		3827
		3828	mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
		3829	cmp ecx, ebx
		3830	jb ricino
		3831
		3832	mov ecx, [draw_limits.right] ; ecx = area x end eax = window x start
		3833	cmp ecx, eax
		3834	jb ricino
		3835
		3836	mov eax, [edi + WDATA.box.left]
		3837	mov ebx, [edi + WDATA.box.top]
		3838	mov ecx, [edi + WDATA.box.width]
		3839	mov edx, [edi + WDATA.box.height]
		3840	add ecx, eax
		3841	add edx, ebx
		3842
		3843	mov eax, [draw_limits.top] ; eax = area y start edx = window y end
		3844	cmp edx, eax
		3845	jb ricino
		3846
		3847	mov eax, [draw_limits.left] ; eax = area x start ecx = window x end
		3848	cmp ecx, eax
		3849	jb ricino
2513	mario79	3850	;--------------------------------------
		3851	align 4
		3852	bgli:
2288	clevermous	3853	cmp dword[esp], 1
		3854	jnz .az
2513	mario79	3855
2288	clevermous	3856	cmp byte[REDRAW_BACKGROUND], 0
		3857	jz .az
2513	mario79	3858
2288	clevermous	3859	mov dl, 0
		3860	lea eax, [edi+draw_data-window_data]
		3861	mov ebx, [draw_limits.left]
		3862	cmp ebx, [eax+RECT.left]
		3863	jae @f
2513	mario79	3864
2288	clevermous	3865	mov [eax+RECT.left], ebx
		3866	mov dl, 1
2513	mario79	3867	;--------------------------------------
		3868	align 4
		3869	@@:
2288	clevermous	3870	mov ebx, [draw_limits.top]
		3871	cmp ebx, [eax+RECT.top]
		3872	jae @f
2513	mario79	3873
2288	clevermous	3874	mov [eax+RECT.top], ebx
		3875	mov dl, 1
2513	mario79	3876	;--------------------------------------
		3877	align 4
		3878	@@:
2288	clevermous	3879	mov ebx, [draw_limits.right]
		3880	cmp ebx, [eax+RECT.right]
		3881	jbe @f
2513	mario79	3882
2288	clevermous	3883	mov [eax+RECT.right], ebx
		3884	mov dl, 1
2513	mario79	3885	;--------------------------------------
		3886	align 4
		3887	@@:
2288	clevermous	3888	mov ebx, [draw_limits.bottom]
		3889	cmp ebx, [eax+RECT.bottom]
		3890	jbe @f
2513	mario79	3891
2288	clevermous	3892	mov [eax+RECT.bottom], ebx
		3893	mov dl, 1
2513	mario79	3894	;--------------------------------------
		3895	align 4
		3896	@@:
2288	clevermous	3897	add byte[REDRAW_BACKGROUND], dl
3534	clevermous	3898	call wakeup_osloop
2288	clevermous	3899	jmp newdw8
2513	mario79	3900	;--------------------------------------
		3901	align 4
		3902	.az:
2288	clevermous	3903	mov eax, edi
		3904	add eax, draw_data-window_data
		3905
		3906	mov ebx, [draw_limits.left] ; set limits
		3907	mov [eax + RECT.left], ebx
		3908	mov ebx, [draw_limits.top]
		3909	mov [eax + RECT.top], ebx
		3910	mov ebx, [draw_limits.right]
		3911	mov [eax + RECT.right], ebx
		3912	mov ebx, [draw_limits.bottom]
		3913	mov [eax + RECT.bottom], ebx
		3914
		3915	sub eax, draw_data-window_data
		3916
		3917	cmp dword [esp], 1
		3918	jne nobgrd
		3919	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3920	call wakeup_osloop
2513	mario79	3921	;--------------------------------------
		3922	align 4
		3923	newdw8:
		3924	nobgrd:
3936	mario79	3925	;--------------------------------------
		3926	push eax edi ebp
		3927	mov edi, [esp+12]
		3928	cmp edi, 1
		3929	je .found
2288	clevermous	3930
3936	mario79	3931	mov eax, [draw_limits.left]
		3932	mov ebx, [draw_limits.top]
		3933	mov ecx, [draw_limits.right]
		3934	sub ecx, eax
		3935	test ecx, ecx
		3936	jz .not_found
		3937
		3938	mov edx, [draw_limits.bottom]
		3939	sub edx, ebx
		3940	test edx, edx
		3941	jz .not_found
		3942
		3943	; eax - x, ebx - y
		3944	; ecx - size x, edx - size y
		3945	add ebx, edx
		3946	;--------------------------------------
		3947	align 4
		3948	.start_y:
		3949	push ecx
		3950	;--------------------------------------
		3951	align 4
		3952	.start_x:
		3953	add eax, ecx
		3954	mov ebp, [d_width_calc_area + ebx*4]
		3955	add ebp, [_WinMapAddress]
		3956	movzx ebp, byte[eax+ebp] ; get value for current point
		3957	cmp ebp, edi
		3958	jne @f
		3959
		3960	pop ecx
		3961	jmp .found
		3962	;--------------------------------------
		3963	align 4
		3964	@@:
		3965	sub eax, ecx
		3966
		3967	dec ecx
		3968	jnz .start_x
		3969
		3970	pop ecx
		3971	dec ebx
		3972	dec edx
		3973	jnz .start_y
		3974	;--------------------------------------
		3975	align 4
		3976	.not_found:
		3977	pop ebp edi eax
		3978	jmp ricino
		3979	;--------------------------------------
		3980	align 4
		3981	.found:
		3982	pop ebp edi eax
		3983
2288	clevermous	3984	mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
2513	mario79	3985	;--------------------------------------
		3986	align 4
		3987	ricino:
		3988	not_this_task:
2288	clevermous	3989	pop ecx
		3990
		3991	cmp ecx, [TASK_COUNT]
		3992	jle newdw2
		3993
		3994	pop eax
		3995	popad
		3996	ret
2513	mario79	3997	;-----------------------------------------------------------------------------
		3998	align 4
2288	clevermous	3999	calculatebackground: ; background
		4000	mov edi, [_WinMapAddress] ; set os to use all pixels
		4001	mov eax, 0x01010101
		4002	mov ecx, [_WinMapSize]
		4003	shr ecx, 2
		4004	rep stosd
		4005
		4006	mov byte[REDRAW_BACKGROUND], 0 ; do not draw background!
		4007	ret
2513	mario79	4008	;-----------------------------------------------------------------------------
2288	clevermous	4009	uglobal
		4010	imax dd 0x0
		4011	endg
2513	mario79	4012	;-----------------------------------------------------------------------------
		4013	align 4
2288	clevermous	4014	delay_ms: ; delay in 1/1000 sec
		4015	push eax
		4016	push ecx
		4017
		4018	mov ecx, esi
		4019	;
		4020	imul ecx, 33941
		4021	shr ecx, 9
		4022	;
		4023
		4024	in al, 0x61
		4025	and al, 0x10
		4026	mov ah, al
		4027	cld
2513	mario79	4028	;--------------------------------------
		4029	align 4
		4030	cnt1:
2288	clevermous	4031	in al, 0x61
		4032	and al, 0x10
		4033	cmp al, ah
		4034	jz cnt1
		4035
		4036	mov ah, al
		4037	loop cnt1
		4038
		4039	pop ecx
		4040	pop eax
		4041	ret
2513	mario79	4042	;-----------------------------------------------------------------------------
2411	Serge	4043	align 4
2288	clevermous	4044	set_app_param:
		4045	mov edi, [TASK_BASE]
2408	Serge	4046	mov eax, ebx
		4047	btr eax, 3 ; move MOUSE_FILTRATION
		4048	mov ebx, [current_slot] ; bit into event_filter
		4049	setc byte [ebx+APPDATA.event_filter]
		4050	xchg eax, [edi + TASKDATA.event_mask] ; set new event mask
		4051	mov [esp+32], eax ; return old mask value
2288	clevermous	4052	ret
2513	mario79	4053	;-----------------------------------------------------------------------------
3303	clevermous	4054
		4055	; this is for syscall
		4056	proc delay_hs_unprotected
		4057	call unprotect_from_terminate
		4058	call delay_hs
		4059	call protect_from_terminate
		4060	ret
		4061	endp
		4062
3597	Serge	4063	if 1
2513	mario79	4064	align 4
2288	clevermous	4065	delay_hs: ; delay in 1/100 secs
		4066	; ebx = delay time
		4067
3595	Serge	4068	pushad
		4069	push ebx
		4070	xor esi, esi
		4071	mov ecx, MANUAL_DESTROY
		4072	call create_event
		4073	test eax, eax
		4074	jz .done
2288	clevermous	4075
3595	Serge	4076	mov ebx, edx
		4077	mov ecx, [esp]
3597	Serge	4078	push edx
3595	Serge	4079	push eax
		4080	call wait_event_timeout
		4081	pop eax
3597	Serge	4082	pop ebx
3595	Serge	4083	call destroy_event
		4084	.done:
		4085	add esp, 4
		4086	popad
2288	clevermous	4087	ret
3596	Serge	4088
		4089	else
		4090
		4091	align 4
		4092	delay_hs: ; delay in 1/100 secs
		4093	; ebx = delay time
		4094	push ecx
		4095	push edx
		4096
		4097	mov edx, [timer_ticks]
		4098	;--------------------------------------
		4099	align 4
		4100	newtic:
		4101	mov ecx, [timer_ticks]
		4102	sub ecx, edx
		4103	cmp ecx, ebx
		4104	jae zerodelay
		4105
		4106	call change_task
		4107
		4108	jmp newtic
		4109	;--------------------------------------
		4110	align 4
		4111	zerodelay:
		4112	pop edx
		4113	pop ecx
		4114	ret
		4115	end if
		4116
2513	mario79	4117	;-----------------------------------------------------------------------------
2288	clevermous	4118	align 16 ;very often call this subrutine
		4119	memmove: ; memory move in bytes
		4120	; eax = from
		4121	; ebx = to
		4122	; ecx = no of bytes
		4123	test ecx, ecx
		4124	jle .ret
		4125
		4126	push esi edi ecx
		4127
		4128	mov edi, ebx
		4129	mov esi, eax
		4130
		4131	test ecx, not 11b
		4132	jz @f
		4133
		4134	push ecx
		4135	shr ecx, 2
		4136	rep movsd
		4137	pop ecx
		4138	and ecx, 11b
		4139	jz .finish
2513	mario79	4140	;--------------------------------------
		4141	align 4
		4142	@@:
2288	clevermous	4143	rep movsb
2513	mario79	4144	;--------------------------------------
		4145	align 4
		4146	.finish:
2288	clevermous	4147	pop ecx edi esi
2513	mario79	4148	;--------------------------------------
		4149	align 4
		4150	.ret:
2288	clevermous	4151	ret
2513	mario79	4152	;-----------------------------------------------------------------------------
2288	clevermous	4153	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		4154	;align 4
		4155	;
		4156	;read_floppy_file:
		4157	;
		4158	;; as input
		4159	;;
		4160	;; eax pointer to file
		4161	;; ebx file lenght
		4162	;; ecx start 512 byte block number
		4163	;; edx number of blocks to read
		4164	;; esi pointer to return/work area (atleast 20 000 bytes)
		4165	;;
		4166	;;
		4167	;; on return
		4168	;;
		4169	;; eax = 0 command succesful
		4170	;; 1 no fd base and/or partition defined
		4171	;; 2 yet unsupported FS
		4172	;; 3 unknown FS
		4173	;; 4 partition not defined at hd
		4174	;; 5 file not found
		4175	;; ebx = size of file
		4176	;
		4177	; mov edi,[TASK_BASE]
		4178	; add edi,0x10
		4179	; add esi,[edi]
		4180	; add eax,[edi]
		4181	;
		4182	; pushad
		4183	; mov edi,esi
		4184	; add edi,1024
		4185	; mov esi,0x100000+19*512
		4186	; sub ecx,1
		4187	; shl ecx,9
		4188	; add esi,ecx
		4189	; shl edx,9
		4190	; mov ecx,edx
		4191	; cld
		4192	; rep movsb
		4193	; popad
		4194	;
		4195	; mov [esp+36],eax
		4196	; mov [esp+24],ebx
		4197	; ret
		4198
		4199
		4200
		4201	align 4
		4202	set_io_access_rights:
		4203	push edi eax
		4204	mov edi, tss._io_map_0
		4205	; mov ecx,eax
		4206	; and ecx,7 ; offset in byte
		4207	; shr eax,3 ; number of byte
		4208	; add edi,eax
		4209	; mov ebx,1
		4210	; shl ebx,cl
		4211	test ebp, ebp
		4212	; cmp ebp,0 ; enable access - ebp = 0
		4213	jnz .siar1
		4214	; not ebx
		4215	; and [edi],byte bl
		4216	btr [edi], eax
		4217	pop eax edi
		4218	ret
		4219	.siar1:
		4220	bts [edi], eax
		4221	; or [edi],byte bl ; disable access - ebp = 1
		4222	pop eax edi
		4223	ret
		4224	;reserve/free group of ports
		4225	; * eax = 46 - number function
		4226	; * ebx = 0 - reserve, 1 - free
		4227	; * ecx = number start arrea of ports
		4228	; * edx = number end arrea of ports (include last number of port)
		4229	;Return value:
		4230	; * eax = 0 - succesful
		4231	; * eax = 1 - error
		4232	; * The system has reserve this ports:
		4233	; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
		4234	;destroys eax,ebx, ebp
		4235	r_f_port_area:
		4236
		4237	test ebx, ebx
		4238	jnz free_port_area
		4239	; je r_port_area
		4240	; jmp free_port_area
		4241
		4242	; r_port_area:
		4243
		4244	; pushad
		4245
		4246	cmp ecx, edx ; beginning > end ?
		4247	ja rpal1
		4248	cmp edx, 65536
		4249	jae rpal1
		4250	mov eax, [RESERVED_PORTS]
		4251	test eax, eax ; no reserved areas ?
		4252	je rpal2
		4253	cmp eax, 255 ; max reserved
		4254	jae rpal1
		4255	rpal3:
		4256	mov ebx, eax
		4257	shl ebx, 4
		4258	add ebx, RESERVED_PORTS
		4259	cmp ecx, [ebx+8]
		4260	ja rpal4
		4261	cmp edx, [ebx+4]
		4262	jae rpal1
		4263	; jb rpal4
		4264	; jmp rpal1
		4265	rpal4:
		4266	dec eax
		4267	jnz rpal3
		4268	jmp rpal2
		4269	rpal1:
		4270	; popad
		4271	; mov eax,1
		4272	xor eax, eax
		4273	inc eax
		4274	ret
		4275	rpal2:
		4276	; popad
		4277	; enable port access at port IO map
		4278	cli
		4279	pushad ; start enable io map
		4280
		4281	cmp edx, 65536;16384
		4282	jae no_unmask_io; jge
		4283	mov eax, ecx
		4284	; push ebp
		4285	xor ebp, ebp ; enable - eax = port
		4286	new_port_access:
		4287	; pushad
		4288	call set_io_access_rights
		4289	; popad
		4290	inc eax
		4291	cmp eax, edx
		4292	jbe new_port_access
		4293	; pop ebp
		4294	no_unmask_io:
		4295	popad ; end enable io map
		4296	sti
		4297
		4298	mov eax, [RESERVED_PORTS]
		4299	add eax, 1
		4300	mov [RESERVED_PORTS], eax
		4301	shl eax, 4
		4302	add eax, RESERVED_PORTS
		4303	mov ebx, [TASK_BASE]
		4304	mov ebx, [ebx+TASKDATA.pid]
		4305	mov [eax], ebx
		4306	mov [eax+4], ecx
		4307	mov [eax+8], edx
		4308
		4309	xor eax, eax
		4310	ret
		4311
		4312	free_port_area:
		4313
		4314	; pushad
		4315	mov eax, [RESERVED_PORTS]; no reserved areas ?
		4316	test eax, eax
		4317	jz frpal2
		4318	mov ebx, [TASK_BASE]
		4319	mov ebx, [ebx+TASKDATA.pid]
		4320	frpal3:
		4321	mov edi, eax
		4322	shl edi, 4
		4323	add edi, RESERVED_PORTS
		4324	cmp ebx, [edi]
		4325	jne frpal4
		4326	cmp ecx, [edi+4]
		4327	jne frpal4
		4328	cmp edx, [edi+8]
		4329	jne frpal4
		4330	jmp frpal1
		4331	frpal4:
		4332	dec eax
		4333	jnz frpal3
		4334	frpal2:
		4335	; popad
		4336	inc eax
		4337	ret
		4338	frpal1:
		4339	push ecx
		4340	mov ecx, 256
		4341	sub ecx, eax
		4342	shl ecx, 4
		4343	mov esi, edi
		4344	add esi, 16
		4345	cld
		4346	rep movsb
		4347
		4348	dec dword [RESERVED_PORTS]
		4349	;popad
		4350	;disable port access at port IO map
		4351
		4352	; pushad ; start disable io map
		4353	pop eax ;start port
		4354	cmp edx, 65536;16384
		4355	jge no_mask_io
		4356
		4357	; mov eax,ecx
		4358	xor ebp, ebp
		4359	inc ebp
		4360	new_port_access_disable:
		4361	; pushad
		4362	; mov ebp,1 ; disable - eax = port
		4363	call set_io_access_rights
		4364	; popad
		4365	inc eax
		4366	cmp eax, edx
		4367	jbe new_port_access_disable
		4368	no_mask_io:
		4369	; popad ; end disable io map
		4370	xor eax, eax
		4371	ret
2430	mario79	4372	;-----------------------------------------------------------------------------
2288	clevermous	4373	align 4
		4374	drawbackground:
2430	mario79	4375	dbrv20:
2288	clevermous	4376	cmp [BgrDrawMode], dword 1
		4377	jne bgrstr
		4378	call vesa20_drawbackground_tiled
2453	mario79	4379	; call [draw_pointer]
		4380	call __sys_draw_pointer
2288	clevermous	4381	ret
2430	mario79	4382	;--------------------------------------
		4383	align 4
		4384	bgrstr:
2288	clevermous	4385	call vesa20_drawbackground_stretch
2453	mario79	4386	; call [draw_pointer]
		4387	call __sys_draw_pointer
2288	clevermous	4388	ret
2430	mario79	4389	;-----------------------------------------------------------------------------
2288	clevermous	4390	align 4
		4391	syscall_putimage: ; PutImage
		4392	sys_putimage:
		4393	test ecx, 0x80008000
		4394	jnz .exit
		4395	test ecx, 0x0000FFFF
		4396	jz .exit
		4397	test ecx, 0xFFFF0000
		4398	jnz @f
2430	mario79	4399	;--------------------------------------
		4400	align 4
		4401	.exit:
2288	clevermous	4402	ret
2430	mario79	4403	;--------------------------------------
		4404	align 4
		4405	@@:
2288	clevermous	4406	mov edi, [current_slot]
		4407	add dx, word[edi+APPDATA.wnd_clientbox.top]
		4408	rol edx, 16
		4409	add dx, word[edi+APPDATA.wnd_clientbox.left]
		4410	rol edx, 16
2430	mario79	4411	;--------------------------------------
		4412	align 4
		4413	.forced:
2288	clevermous	4414	push ebp esi 0
		4415	mov ebp, putimage_get24bpp
		4416	mov esi, putimage_init24bpp
2430	mario79	4417	;--------------------------------------
		4418	align 4
2288	clevermous	4419	sys_putimage_bpp:
2430	mario79	4420	call vesa20_putimage
2288	clevermous	4421	pop ebp esi ebp
2430	mario79	4422	ret
		4423	; jmp [draw_pointer]
		4424	;-----------------------------------------------------------------------------
2288	clevermous	4425	align 4
		4426	sys_putimage_palette:
		4427	; ebx = pointer to image
		4428	; ecx = [xsize]*65536 + [ysize]
		4429	; edx = [xstart]*65536 + [ystart]
		4430	; esi = number of bits per pixel, must be 8, 24 or 32
		4431	; edi = pointer to palette
		4432	; ebp = row delta
		4433	mov eax, [CURRENT_TASK]
		4434	shl eax, 8
		4435	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4436	rol edx, 16
		4437	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4438	rol edx, 16
2430	mario79	4439	;--------------------------------------
		4440	align 4
2288	clevermous	4441	.forced:
		4442	cmp esi, 1
		4443	jnz @f
		4444	push edi
		4445	mov eax, [edi+4]
		4446	sub eax, [edi]
		4447	push eax
		4448	push dword [edi]
		4449	push 0ffffff80h
		4450	mov edi, esp
		4451	call put_mono_image
		4452	add esp, 12
		4453	pop edi
		4454	ret
2430	mario79	4455	;--------------------------------------
		4456	align 4
2288	clevermous	4457	@@:
		4458	cmp esi, 2
		4459	jnz @f
		4460	push edi
		4461	push 0ffffff80h
		4462	mov edi, esp
		4463	call put_2bit_image
		4464	pop eax
		4465	pop edi
		4466	ret
2430	mario79	4467	;--------------------------------------
		4468	align 4
2288	clevermous	4469	@@:
		4470	cmp esi, 4
		4471	jnz @f
		4472	push edi
		4473	push 0ffffff80h
		4474	mov edi, esp
		4475	call put_4bit_image
		4476	pop eax
		4477	pop edi
		4478	ret
2430	mario79	4479	;--------------------------------------
		4480	align 4
2288	clevermous	4481	@@:
		4482	push ebp esi ebp
		4483	cmp esi, 8
		4484	jnz @f
		4485	mov ebp, putimage_get8bpp
		4486	mov esi, putimage_init8bpp
		4487	jmp sys_putimage_bpp
2430	mario79	4488	;--------------------------------------
		4489	align 4
2288	clevermous	4490	@@:
2727	dunkaist	4491	cmp esi, 9
		4492	jnz @f
		4493	mov ebp, putimage_get9bpp
		4494	mov esi, putimage_init9bpp
		4495	jmp sys_putimage_bpp
		4496	;--------------------------------------
		4497	align 4
		4498	@@:
2288	clevermous	4499	cmp esi, 15
		4500	jnz @f
		4501	mov ebp, putimage_get15bpp
		4502	mov esi, putimage_init15bpp
		4503	jmp sys_putimage_bpp
2430	mario79	4504	;--------------------------------------
		4505	align 4
2288	clevermous	4506	@@:
		4507	cmp esi, 16
		4508	jnz @f
		4509	mov ebp, putimage_get16bpp
		4510	mov esi, putimage_init16bpp
		4511	jmp sys_putimage_bpp
2430	mario79	4512	;--------------------------------------
		4513	align 4
2288	clevermous	4514	@@:
		4515	cmp esi, 24
		4516	jnz @f
		4517	mov ebp, putimage_get24bpp
		4518	mov esi, putimage_init24bpp
		4519	jmp sys_putimage_bpp
2430	mario79	4520	;--------------------------------------
		4521	align 4
2288	clevermous	4522	@@:
		4523	cmp esi, 32
		4524	jnz @f
		4525	mov ebp, putimage_get32bpp
		4526	mov esi, putimage_init32bpp
		4527	jmp sys_putimage_bpp
2430	mario79	4528	;--------------------------------------
		4529	align 4
2288	clevermous	4530	@@:
		4531	pop ebp esi ebp
		4532	ret
2430	mario79	4533	;-----------------------------------------------------------------------------
		4534	align 4
2288	clevermous	4535	put_mono_image:
		4536	push ebp esi ebp
		4537	mov ebp, putimage_get1bpp
		4538	mov esi, putimage_init1bpp
		4539	jmp sys_putimage_bpp
2430	mario79	4540	;-----------------------------------------------------------------------------
		4541	align 4
2288	clevermous	4542	put_2bit_image:
		4543	push ebp esi ebp
		4544	mov ebp, putimage_get2bpp
		4545	mov esi, putimage_init2bpp
		4546	jmp sys_putimage_bpp
2430	mario79	4547	;-----------------------------------------------------------------------------
		4548	align 4
2288	clevermous	4549	put_4bit_image:
		4550	push ebp esi ebp
		4551	mov ebp, putimage_get4bpp
		4552	mov esi, putimage_init4bpp
		4553	jmp sys_putimage_bpp
2430	mario79	4554	;-----------------------------------------------------------------------------
		4555	align 4
2288	clevermous	4556	putimage_init24bpp:
		4557	lea eax, [eax*3]
		4558	putimage_init8bpp:
2727	dunkaist	4559	putimage_init9bpp:
2288	clevermous	4560	ret
2430	mario79	4561	;-----------------------------------------------------------------------------
2288	clevermous	4562	align 16
		4563	putimage_get24bpp:
		4564	movzx eax, byte [esi+2]
		4565	shl eax, 16
		4566	mov ax, [esi]
		4567	add esi, 3
		4568	ret 4
2430	mario79	4569	;-----------------------------------------------------------------------------
2288	clevermous	4570	align 16
		4571	putimage_get8bpp:
		4572	movzx eax, byte [esi]
		4573	push edx
		4574	mov edx, [esp+8]
		4575	mov eax, [edx+eax*4]
		4576	pop edx
		4577	inc esi
		4578	ret 4
2430	mario79	4579	;-----------------------------------------------------------------------------
2727	dunkaist	4580	align 16
		4581	putimage_get9bpp:
		4582	lodsb
		4583	mov ah, al
		4584	shl eax, 8
		4585	mov al, ah
		4586	ret 4
		4587	;-----------------------------------------------------------------------------
2430	mario79	4588	align 4
2288	clevermous	4589	putimage_init1bpp:
		4590	add eax, ecx
		4591	push ecx
		4592	add eax, 7
		4593	add ecx, 7
		4594	shr eax, 3
		4595	shr ecx, 3
		4596	sub eax, ecx
		4597	pop ecx
		4598	ret
2430	mario79	4599	;-----------------------------------------------------------------------------
2288	clevermous	4600	align 16
		4601	putimage_get1bpp:
		4602	push edx
		4603	mov edx, [esp+8]
		4604	mov al, [edx]
		4605	add al, al
		4606	jnz @f
		4607	lodsb
		4608	adc al, al
		4609	@@:
		4610	mov [edx], al
		4611	sbb eax, eax
		4612	and eax, [edx+8]
		4613	add eax, [edx+4]
		4614	pop edx
		4615	ret 4
2430	mario79	4616	;-----------------------------------------------------------------------------
		4617	align 4
2288	clevermous	4618	putimage_init2bpp:
		4619	add eax, ecx
		4620	push ecx
		4621	add ecx, 3
		4622	add eax, 3
		4623	shr ecx, 2
		4624	shr eax, 2
		4625	sub eax, ecx
		4626	pop ecx
		4627	ret
2430	mario79	4628	;-----------------------------------------------------------------------------
2288	clevermous	4629	align 16
		4630	putimage_get2bpp:
		4631	push edx
		4632	mov edx, [esp+8]
		4633	mov al, [edx]
		4634	mov ah, al
		4635	shr al, 6
		4636	shl ah, 2
		4637	jnz .nonewbyte
		4638	lodsb
		4639	mov ah, al
		4640	shr al, 6
		4641	shl ah, 2
		4642	add ah, 1
		4643	.nonewbyte:
		4644	mov [edx], ah
		4645	mov edx, [edx+4]
		4646	movzx eax, al
		4647	mov eax, [edx+eax*4]
		4648	pop edx
		4649	ret 4
2430	mario79	4650	;-----------------------------------------------------------------------------
		4651	align 4
2288	clevermous	4652	putimage_init4bpp:
		4653	add eax, ecx
		4654	push ecx
		4655	add ecx, 1
		4656	add eax, 1
		4657	shr ecx, 1
		4658	shr eax, 1
		4659	sub eax, ecx
		4660	pop ecx
		4661	ret
2430	mario79	4662	;-----------------------------------------------------------------------------
2288	clevermous	4663	align 16
		4664	putimage_get4bpp:
		4665	push edx
		4666	mov edx, [esp+8]
		4667	add byte [edx], 80h
		4668	jc @f
		4669	movzx eax, byte [edx+1]
		4670	mov edx, [edx+4]
		4671	and eax, 0x0F
		4672	mov eax, [edx+eax*4]
		4673	pop edx
		4674	ret 4
		4675	@@:
		4676	movzx eax, byte [esi]
		4677	add esi, 1
		4678	mov [edx+1], al
		4679	shr eax, 4
		4680	mov edx, [edx+4]
		4681	mov eax, [edx+eax*4]
		4682	pop edx
		4683	ret 4
2430	mario79	4684	;-----------------------------------------------------------------------------
		4685	align 4
2288	clevermous	4686	putimage_init32bpp:
		4687	shl eax, 2
		4688	ret
2430	mario79	4689	;-----------------------------------------------------------------------------
2288	clevermous	4690	align 16
		4691	putimage_get32bpp:
		4692	lodsd
		4693	ret 4
2430	mario79	4694	;-----------------------------------------------------------------------------
		4695	align 4
2288	clevermous	4696	putimage_init15bpp:
		4697	putimage_init16bpp:
		4698	add eax, eax
		4699	ret
2430	mario79	4700	;-----------------------------------------------------------------------------
2288	clevermous	4701	align 16
		4702	putimage_get15bpp:
		4703	; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
		4704	push ecx edx
		4705	movzx eax, word [esi]
		4706	add esi, 2
		4707	mov ecx, eax
		4708	mov edx, eax
		4709	and eax, 0x1F
		4710	and ecx, 0x1F shl 5
		4711	and edx, 0x1F shl 10
		4712	shl eax, 3
		4713	shl ecx, 6
		4714	shl edx, 9
		4715	or eax, ecx
		4716	or eax, edx
		4717	pop edx ecx
		4718	ret 4
2430	mario79	4719	;-----------------------------------------------------------------------------
2288	clevermous	4720	align 16
		4721	putimage_get16bpp:
		4722	; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
		4723	push ecx edx
		4724	movzx eax, word [esi]
		4725	add esi, 2
		4726	mov ecx, eax
		4727	mov edx, eax
		4728	and eax, 0x1F
		4729	and ecx, 0x3F shl 5
		4730	and edx, 0x1F shl 11
		4731	shl eax, 3
		4732	shl ecx, 5
		4733	shl edx, 8
		4734	or eax, ecx
		4735	or eax, edx
		4736	pop edx ecx
		4737	ret 4
2430	mario79	4738	;-----------------------------------------------------------------------------
		4739	;align 4
2288	clevermous	4740	; eax x beginning
		4741	; ebx y beginning
		4742	; ecx x end
		4743	; edx y end
		4744	; edi color
2430	mario79	4745	;__sys_drawbar:
		4746	; mov esi, [current_slot]
		4747	; add eax, [esi+APPDATA.wnd_clientbox.left]
		4748	; add ecx, [esi+APPDATA.wnd_clientbox.left]
		4749	; add ebx, [esi+APPDATA.wnd_clientbox.top]
		4750	; add edx, [esi+APPDATA.wnd_clientbox.top]
		4751	;--------------------------------------
		4752	;align 4
		4753	;.forced:
		4754	; call vesa20_drawbar
2407	mario79	4755	; call [draw_pointer]
		4756	; ret
2430	mario79	4757	;-----------------------------------------------------------------------------
		4758	align 4
2288	clevermous	4759	kb_read:
		4760
		4761	push ecx edx
		4762
		4763	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4764	kr_loop:
		4765	in al, 0x64
		4766	test al, 1
		4767	jnz kr_ready
		4768	loop kr_loop
		4769	mov ah, 1
		4770	jmp kr_exit
		4771	kr_ready:
		4772	push ecx
		4773	mov ecx, 32
		4774	kr_delay:
		4775	loop kr_delay
		4776	pop ecx
		4777	in al, 0x60
		4778	xor ah, ah
		4779	kr_exit:
		4780
		4781	pop edx ecx
		4782
		4783	ret
2430	mario79	4784	;-----------------------------------------------------------------------------
		4785	align 4
2288	clevermous	4786	kb_write:
		4787
		4788	push ecx edx
		4789
		4790	mov dl, al
		4791	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4792	; kw_loop1:
		4793	; in al,0x64
		4794	; test al,0x20
		4795	; jz kw_ok1
		4796	; loop kw_loop1
		4797	; mov ah,1
		4798	; jmp kw_exit
		4799	; kw_ok1:
		4800	in al, 0x60
		4801	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4802	kw_loop:
		4803	in al, 0x64
		4804	test al, 2
		4805	jz kw_ok
		4806	loop kw_loop
		4807	mov ah, 1
		4808	jmp kw_exit
		4809	kw_ok:
		4810	mov al, dl
		4811	out 0x60, al
		4812	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4813	kw_loop3:
		4814	in al, 0x64
		4815	test al, 2
		4816	jz kw_ok3
		4817	loop kw_loop3
		4818	mov ah, 1
		4819	jmp kw_exit
		4820	kw_ok3:
		4821	mov ah, 8
		4822	kw_loop4:
		4823	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4824	kw_loop5:
		4825	in al, 0x64
		4826	test al, 1
		4827	jnz kw_ok4
		4828	loop kw_loop5
		4829	dec ah
		4830	jnz kw_loop4
		4831	kw_ok4:
		4832	xor ah, ah
		4833	kw_exit:
		4834
		4835	pop edx ecx
		4836
		4837	ret
2430	mario79	4838	;-----------------------------------------------------------------------------
		4839	align 4
2288	clevermous	4840	kb_cmd:
		4841
		4842	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4843	c_wait:
		4844	in al, 0x64
		4845	test al, 2
		4846	jz c_send
		4847	loop c_wait
		4848	jmp c_error
		4849	c_send:
		4850	mov al, bl
		4851	out 0x64, al
		4852	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4853	c_accept:
		4854	in al, 0x64
		4855	test al, 2
		4856	jz c_ok
		4857	loop c_accept
		4858	c_error:
		4859	mov ah, 1
		4860	jmp c_exit
		4861	c_ok:
		4862	xor ah, ah
		4863	c_exit:
		4864	ret
		4865
		4866
		4867	setmouse: ; set mousepicture -pointer
		4868	; ps2 mouse enable
		4869
2430	mario79	4870	; mov [MOUSE_PICTURE], dword mousepointer
2288	clevermous	4871
		4872	cli
		4873
		4874	ret
		4875
		4876	if used _rdtsc
		4877	_rdtsc:
		4878	bt [cpu_caps], CAPS_TSC
		4879	jnc ret_rdtsc
		4880	rdtsc
		4881	ret
		4882	ret_rdtsc:
		4883	mov edx, 0xffffffff
		4884	mov eax, 0xffffffff
		4885	ret
		4886	end if
		4887
		4888	sys_msg_board_str:
		4889
		4890	pushad
		4891	@@:
		4892	cmp [esi], byte 0
		4893	je @f
3614	shikhin	4894	mov ebx, 1
		4895	movzx ecx, byte [esi]
2288	clevermous	4896	call sys_msg_board
		4897	inc esi
		4898	jmp @b
		4899	@@:
		4900	popad
		4901	ret
		4902
		4903	sys_msg_board_byte:
		4904	; in: al = byte to display
		4905	; out: nothing
		4906	; destroys: nothing
		4907	pushad
		4908	mov ecx, 2
		4909	shl eax, 24
		4910	jmp @f
		4911
		4912	sys_msg_board_word:
		4913	; in: ax = word to display
		4914	; out: nothing
		4915	; destroys: nothing
		4916	pushad
		4917	mov ecx, 4
		4918	shl eax, 16
		4919	jmp @f
		4920
		4921	sys_msg_board_dword:
		4922	; in: eax = dword to display
		4923	; out: nothing
		4924	; destroys: nothing
		4925	pushad
		4926	mov ecx, 8
		4927	@@:
		4928	push ecx
		4929	rol eax, 4
		4930	push eax
		4931	and al, 0xF
		4932	cmp al, 10
		4933	sbb al, 69h
		4934	das
3614	shikhin	4935	mov cl, al
		4936	xor ebx, ebx
		4937	inc ebx
2288	clevermous	4938	call sys_msg_board
		4939	pop eax
		4940	pop ecx
		4941	loop @b
		4942	popad
		4943	ret
		4944
3392	clevermous	4945	msg_board_data_size = 65536 ; Must be power of two
		4946
2288	clevermous	4947	uglobal
3392	clevermous	4948	msg_board_data rb msg_board_data_size
2288	clevermous	4949	msg_board_count dd 0x0
		4950	endg
		4951
		4952	sys_msg_board:
		4953
3614	shikhin	4954	; ebx=1 : write : bl byte to write
		4955	; ebx=2 : read : ebx=0 -> no data, ebx=1 -> data in al
2288	clevermous	4956
3614	shikhin	4957	push eax ebx ; Save eax and ebx, since we're restoring their order required.
		4958	mov eax, ebx
		4959	mov ebx, ecx
		4960
2288	clevermous	4961	mov ecx, [msg_board_count]
		4962	cmp eax, 1
		4963	jne .smbl1
		4964
		4965	if defined debug_com_base
		4966
		4967	push dx ax
		4968
		4969	@@: ; Wait for empty transmit register (yes, this slows down system..)
		4970	mov dx, debug_com_base+5
		4971	in al, dx
		4972	test al, 1 shl 5
		4973	jz @r
		4974
		4975	mov dx, debug_com_base ; Output the byte
		4976	mov al, bl
		4977	out dx, al
		4978
		4979	pop ax dx
		4980
		4981	end if
		4982
		4983	mov [msg_board_data+ecx], bl
3777	yogev_ezra	4984	; // if debug_direct_print == 1
		4985	cmp byte [debug_direct_print], 1
		4986	jnz @f
3507	clevermous	4987	pusha
		4988	iglobal
3778	mario79	4989	msg_board_pos dd (426)65536+10 ; for printing debug output on the screen
3507	clevermous	4990	endg
		4991	lea edx, [msg_board_data+ecx]
		4992	mov ecx, 0x40FFFFFF
		4993	mov ebx, [msg_board_pos]
		4994	mov edi, 1
		4995	mov esi, 1
		4996	call dtext
		4997	popa
		4998	add word [msg_board_pos+2], 6
		4999	cmp bl, 10
		5000	jnz @f
3778	mario79	5001	mov word [msg_board_pos+2], (42*6)
3507	clevermous	5002	add word [msg_board_pos], 10
3613	clevermous	5003	mov ax, word [Screen_Max_Y]
3507	clevermous	5004	cmp word [msg_board_pos], ax
		5005	jbe @f
		5006	mov word [msg_board_pos], 10
		5007	@@:
3777	yogev_ezra	5008	; // end if
		5009
3534	clevermous	5010	if 0
		5011	pusha
		5012	mov al, bl
		5013	mov edx, 402h
		5014	out dx, al
		5015	popa
		5016	end if
2288	clevermous	5017	inc ecx
3392	clevermous	5018	and ecx, msg_board_data_size - 1
2288	clevermous	5019	mov [msg_board_count], ecx
3614	shikhin	5020
		5021	pop ebx eax
2288	clevermous	5022	ret
		5023	.smbl1:
		5024	cmp eax, 2
		5025	jne .smbl2
		5026	test ecx, ecx
		5027	jz .smbl21
3614	shikhin	5028
		5029	add esp, 8 ; Returning data in ebx and eax, so no need to restore them.
2288	clevermous	5030	mov eax, msg_board_data+1
		5031	mov ebx, msg_board_data
		5032	movzx edx, byte [ebx]
		5033	call memmove
		5034	dec [msg_board_count]
3614	shikhin	5035	mov [esp + 32], edx ;eax
		5036	mov [esp + 20], dword 1
2288	clevermous	5037	ret
		5038	.smbl21:
3614	shikhin	5039	mov [esp+32], ecx
		5040	mov [esp+20], ecx
2288	clevermous	5041	.smbl2:
3614	shikhin	5042	pop ebx eax
2288	clevermous	5043	ret
		5044
		5045	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5046	;; 66 sys function. ;;
		5047	;; in eax=66,ebx in [0..5],ecx,edx ;;
		5048	;; out eax ;;
		5049	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5050	iglobal
		5051	align 4
		5052	f66call:
		5053	dd sys_process_def.1 ; 1 = set keyboard mode
		5054	dd sys_process_def.2 ; 2 = get keyboard mode
		5055	dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
2709	mario79	5056	dd sys_process_def.4 ; 4 = set system-wide hotkey
		5057	dd sys_process_def.5 ; 5 = delete installed hotkey
		5058	dd sys_process_def.6 ; 6 = disable input, work only hotkeys
		5059	dd sys_process_def.7 ; 7 = enable input, opposition to f.66.6
2288	clevermous	5060	endg
2709	mario79	5061	;-----------------------------------------------------------------------------
		5062	align 4
2288	clevermous	5063	sys_process_def:
		5064	dec ebx
2709	mario79	5065	cmp ebx, 7
		5066	jae .not_support ;if >=8 then or eax,-1
2288	clevermous	5067
		5068	mov edi, [CURRENT_TASK]
		5069	jmp dword [f66call+ebx*4]
		5070
		5071	.not_support:
		5072	or eax, -1
		5073	ret
2709	mario79	5074	;-----------------------------------------------------------------------------
		5075	align 4
2288	clevermous	5076	.1:
		5077	shl edi, 8
		5078	mov [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
		5079
		5080	ret
2709	mario79	5081	;-----------------------------------------------------------------------------
		5082	align 4
2288	clevermous	5083	.2: ; 2 = get keyboard mode
		5084	shl edi, 8
		5085	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
		5086	mov [esp+32], eax
		5087	ret
2709	mario79	5088	;-----------------------------------------------------------------------------
		5089	align 4
2288	clevermous	5090	.3: ;3 = get keyboard ctrl, alt, shift
		5091	mov eax, [kb_state]
		5092	mov [esp+32], eax
		5093	ret
2709	mario79	5094	;-----------------------------------------------------------------------------
		5095	align 4
2288	clevermous	5096	.4:
		5097	mov eax, hotkey_list
		5098	@@:
		5099	cmp dword [eax+8], 0
		5100	jz .found_free
		5101	add eax, 16
		5102	cmp eax, hotkey_list+16*256
		5103	jb @b
		5104	mov dword [esp+32], 1
		5105	ret
		5106	.found_free:
		5107	mov [eax+8], edi
		5108	mov [eax+4], edx
		5109	movzx ecx, cl
		5110	lea ecx, [hotkey_scancodes+ecx*4]
		5111	mov edx, [ecx]
		5112	mov [eax], edx
		5113	mov [ecx], eax
		5114	mov [eax+12], ecx
3383	hidnplayr	5115	test edx, edx
		5116	jz @f
2288	clevermous	5117	mov [edx+12], eax
		5118	@@:
		5119	and dword [esp+32], 0
		5120	ret
2709	mario79	5121	;-----------------------------------------------------------------------------
		5122	align 4
2288	clevermous	5123	.5:
		5124	movzx ebx, cl
		5125	lea ebx, [hotkey_scancodes+ebx*4]
		5126	mov eax, [ebx]
		5127	.scan:
		5128	test eax, eax
		5129	jz .notfound
		5130	cmp [eax+8], edi
		5131	jnz .next
		5132	cmp [eax+4], edx
		5133	jz .found
		5134	.next:
		5135	mov eax, [eax]
		5136	jmp .scan
		5137	.notfound:
		5138	mov dword [esp+32], 1
		5139	ret
		5140	.found:
		5141	mov ecx, [eax]
		5142	jecxz @f
		5143	mov edx, [eax+12]
		5144	mov [ecx+12], edx
		5145	@@:
		5146	mov ecx, [eax+12]
		5147	mov edx, [eax]
		5148	mov [ecx], edx
		5149	xor edx, edx
		5150	mov [eax+4], edx
		5151	mov [eax+8], edx
		5152	mov [eax+12], edx
		5153	mov [eax], edx
		5154	mov [esp+32], edx
		5155	ret
2709	mario79	5156	;-----------------------------------------------------------------------------
		5157	align 4
		5158	.6:
		5159	pushfd
		5160	cli
		5161	mov eax, [PID_lock_input]
		5162	test eax, eax
		5163	jnz @f
		5164	; get current PID
		5165	mov eax, [CURRENT_TASK]
		5166	shl eax, 5
		5167	mov eax, [eax+CURRENT_TASK+TASKDATA.pid]
		5168	; set current PID for lock input
		5169	mov [PID_lock_input], eax
		5170	@@:
		5171	popfd
		5172	ret
		5173	;-----------------------------------------------------------------------------
		5174	align 4
		5175	.7:
		5176	mov eax, [PID_lock_input]
		5177	test eax, eax
		5178	jz @f
		5179	; get current PID
		5180	mov ebx, [CURRENT_TASK]
		5181	shl ebx, 5
		5182	mov ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
		5183	; compare current lock input with current PID
		5184	cmp ebx, eax
		5185	jne @f
2288	clevermous	5186
2709	mario79	5187	xor eax, eax
		5188	mov [PID_lock_input], eax
		5189	@@:
		5190	ret
		5191	;-----------------------------------------------------------------------------
		5192	uglobal
		5193	PID_lock_input dd 0x0
		5194	endg
2288	clevermous	5195	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5196	;; 61 sys function. ;;
		5197	;; in eax=61,ebx in [1..3] ;;
		5198	;; out eax ;;
		5199	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5200	iglobal
		5201	align 4
		5202	f61call:
		5203	dd sys_gs.1 ; resolution
		5204	dd sys_gs.2 ; bits per pixel
		5205	dd sys_gs.3 ; bytes per scanline
		5206	endg
		5207
		5208
		5209	align 4
		5210
		5211	sys_gs: ; direct screen access
		5212	dec ebx
		5213	cmp ebx, 2
		5214	ja .not_support
		5215	jmp dword [f61call+ebx*4]
		5216	.not_support:
		5217	or [esp+32], dword -1
		5218	ret
		5219
		5220
		5221	.1: ; resolution
		5222	mov eax, [Screen_Max_X]
		5223	shl eax, 16
3606	Serge	5224	mov ax, word [Screen_Max_Y]
2288	clevermous	5225	add eax, 0x00010001
		5226	mov [esp+32], eax
		5227	ret
		5228	.2: ; bits per pixel
3537	Serge	5229	mov eax, [_display.bpp]
2288	clevermous	5230	mov [esp+32], eax
		5231	ret
		5232	.3: ; bytes per scanline
3606	Serge	5233	mov eax, [_display.pitch]
2288	clevermous	5234	mov [esp+32], eax
		5235	ret
		5236
		5237	align 4 ; system functions
		5238
		5239	syscall_setpixel: ; SetPixel
		5240
		5241	mov eax, ebx
		5242	mov ebx, ecx
		5243	mov ecx, edx
		5244	mov edx, [TASK_BASE]
		5245	add eax, [edx-twdw+WDATA.box.left]
		5246	add ebx, [edx-twdw+WDATA.box.top]
		5247	mov edi, [current_slot]
		5248	add eax, [edi+APPDATA.wnd_clientbox.left]
		5249	add ebx, [edi+APPDATA.wnd_clientbox.top]
		5250	xor edi, edi ; no force
2430	mario79	5251	and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area
2453	mario79	5252	; jmp [putpixel]
		5253	jmp __sys_putpixel
2288	clevermous	5254
		5255	align 4
		5256
		5257	syscall_writetext: ; WriteText
		5258
		5259	mov eax, [TASK_BASE]
		5260	mov ebp, [eax-twdw+WDATA.box.left]
		5261	push esi
		5262	mov esi, [current_slot]
		5263	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5264	shl ebp, 16
		5265	add ebp, [eax-twdw+WDATA.box.top]
		5266	add bp, word[esi+APPDATA.wnd_clientbox.top]
		5267	pop esi
3462	mario79	5268	test ecx, 0x08000000 ; redirect the output to the user area
		5269	jnz @f
2288	clevermous	5270	add ebx, ebp
3462	mario79	5271	align 4
		5272	@@:
2288	clevermous	5273	mov eax, edi
2536	mario79	5274	test ecx, 0x08000000 ; redirect the output to the user area
		5275	jnz dtext
2288	clevermous	5276	xor edi, edi
		5277	jmp dtext
		5278
		5279	align 4
		5280
		5281	syscall_drawrect: ; DrawRect
		5282
		5283	mov edi, edx ; color + gradient
		5284	and edi, 0x80FFFFFF
		5285	test bx, bx ; x.size
		5286	je .drectr
		5287	test cx, cx ; y.size
		5288	je .drectr
		5289
		5290	mov eax, ebx ; bad idea
		5291	mov ebx, ecx
		5292
		5293	movzx ecx, ax ; ecx - x.size
		5294	shr eax, 16 ; eax - x.coord
		5295	movzx edx, bx ; edx - y.size
		5296	shr ebx, 16 ; ebx - y.coord
		5297	mov esi, [current_slot]
		5298
		5299	add eax, [esi + APPDATA.wnd_clientbox.left]
		5300	add ebx, [esi + APPDATA.wnd_clientbox.top]
		5301	add ecx, eax
		5302	add edx, ebx
2453	mario79	5303	; jmp [drawbar]
		5304	jmp vesa20_drawbar
2288	clevermous	5305	.drectr:
		5306	ret
		5307
		5308	align 4
		5309	syscall_getscreensize: ; GetScreenSize
3606	Serge	5310	mov ax, word [Screen_Max_X]
2288	clevermous	5311	shl eax, 16
3606	Serge	5312	mov ax, word [Screen_Max_Y]
2288	clevermous	5313	mov [esp + 32], eax
		5314	ret
		5315
		5316	align 4
		5317
		5318	syscall_cdaudio: ; CD
		5319
		5320	cmp ebx, 4
		5321	jb .audio
		5322	jz .eject
		5323	cmp ebx, 5
		5324	jnz .ret
		5325	.load:
		5326	call .reserve
		5327	call LoadMedium
		5328	;call .free
		5329	jmp .free
		5330	; ret
		5331	.eject:
		5332	call .reserve
		5333	call clear_CD_cache
		5334	call allow_medium_removal
		5335	call EjectMedium
		5336	; call .free
		5337	jmp .free
		5338	; ret
		5339	.audio:
		5340	call sys_cd_audio
		5341	mov [esp+36-4], eax
		5342	.ret:
		5343	ret
		5344
		5345	.reserve:
		5346	call reserve_cd
		5347	mov eax, ecx
		5348	shr eax, 1
		5349	and eax, 1
		5350	inc eax
		5351	mov [ChannelNumber], ax
		5352	mov eax, ecx
		5353	and eax, 1
		5354	mov [DiskNumber], al
		5355	call reserve_cd_channel
		5356	and ebx, 3
		5357	inc ebx
		5358	mov [cdpos], ebx
		5359	add ebx, ebx
		5360	mov cl, 8
		5361	sub cl, bl
		5362	mov al, [DRIVE_DATA+1]
		5363	shr al, cl
		5364	test al, 2
		5365	jz .free;.err
		5366	ret
		5367	.free:
		5368	call free_cd_channel
		5369	and [cd_status], 0
		5370	ret
		5371	.err:
		5372	call .free
		5373	; pop eax
		5374	ret
2511	mario79	5375	;-----------------------------------------------------------------------------
2288	clevermous	5376	align 4
2511	mario79	5377	syscall_getpixel_WinMap: ; GetPixel WinMap
		5378	cmp ebx, [Screen_Max_X]
		5379	jbe @f
		5380	cmp ecx, [Screen_Max_Y]
		5381	jbe @f
		5382	xor eax, eax
		5383	jmp .store
		5384	;--------------------------------------
		5385	align 4
		5386	@@:
		5387	mov eax, [d_width_calc_area + ecx*4]
		5388	add eax, [_WinMapAddress]
		5389	movzx eax, byte[eax+ebx] ; get value for current point
		5390	;--------------------------------------
		5391	align 4
		5392	.store:
		5393	mov [esp + 32], eax
		5394	ret
		5395	;-----------------------------------------------------------------------------
		5396	align 4
2288	clevermous	5397	syscall_getpixel: ; GetPixel
		5398	mov ecx, [Screen_Max_X]
		5399	inc ecx
		5400	xor edx, edx
		5401	mov eax, ebx
		5402	div ecx
		5403	mov ebx, edx
		5404	xchg eax, ebx
2430	mario79	5405	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5406	call dword [GETPIXEL]; eax - x, ebx - y
		5407	mov [esp + 32], ecx
		5408	ret
2509	mario79	5409	;-----------------------------------------------------------------------------
2288	clevermous	5410	align 4
		5411	syscall_getarea:
		5412	;eax = 36
		5413	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5414	;ecx = [size x]*65536 + [size y]
		5415	;edx = [start x]*65536 + [start y]
		5416	pushad
		5417	mov edi, ebx
		5418	mov eax, edx
		5419	shr eax, 16
		5420	mov ebx, edx
		5421	and ebx, 0xffff
		5422	dec eax
		5423	dec ebx
		5424	; eax - x, ebx - y
		5425	mov edx, ecx
		5426
		5427	shr ecx, 16
		5428	and edx, 0xffff
		5429	mov esi, ecx
		5430	; ecx - size x, edx - size y
		5431
		5432	mov ebp, edx
		5433	dec ebp
		5434	lea ebp, [ebp*3]
		5435
		5436	imul ebp, esi
		5437
		5438	mov esi, ecx
		5439	dec esi
		5440	lea esi, [esi*3]
		5441
		5442	add ebp, esi
		5443	add ebp, edi
		5444
		5445	add ebx, edx
2509	mario79	5446	;--------------------------------------
		5447	align 4
2288	clevermous	5448	.start_y:
		5449	push ecx edx
2509	mario79	5450	;--------------------------------------
		5451	align 4
2288	clevermous	5452	.start_x:
		5453	push eax ebx ecx
		5454	add eax, ecx
		5455
2430	mario79	5456	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5457	call dword [GETPIXEL]; eax - x, ebx - y
		5458
		5459	mov [ebp], cx
		5460	shr ecx, 16
		5461	mov [ebp+2], cl
		5462
		5463	pop ecx ebx eax
		5464	sub ebp, 3
		5465	dec ecx
		5466	jnz .start_x
		5467	pop edx ecx
		5468	dec ebx
		5469	dec edx
		5470	jnz .start_y
		5471	popad
		5472	ret
2509	mario79	5473	;-----------------------------------------------------------------------------
		5474	align 4
		5475	syscall_putarea_backgr:
		5476	;eax = 25
		5477	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5478	;ecx = [size x]*65536 + [size y]
		5479	;edx = [start x]*65536 + [start y]
		5480	pushad
		5481	mov edi, ebx
		5482	mov eax, edx
		5483	shr eax, 16
		5484	mov ebx, edx
		5485	and ebx, 0xffff
		5486	dec eax
		5487	dec ebx
		5488	; eax - x, ebx - y
		5489	mov edx, ecx
		5490	shr ecx, 16
		5491	and edx, 0xffff
		5492	mov esi, ecx
		5493	; ecx - size x, edx - size y
		5494	mov ebp, edx
		5495	dec ebp
		5496	shl ebp, 2
2288	clevermous	5497
2509	mario79	5498	imul ebp, esi
		5499
		5500	mov esi, ecx
		5501	dec esi
		5502	shl esi, 2
		5503
		5504	add ebp, esi
		5505	add ebp, edi
		5506
		5507	add ebx, edx
		5508	;--------------------------------------
2288	clevermous	5509	align 4
2509	mario79	5510	.start_y:
		5511	push ecx edx
		5512	;--------------------------------------
		5513	align 4
		5514	.start_x:
		5515	push eax ecx
		5516	add eax, ecx
2288	clevermous	5517
2509	mario79	5518	mov ecx, [ebp]
		5519	rol ecx, 8
		5520	test cl, cl ; transparensy = 0
		5521	jz .no_put
		5522
		5523	xor cl, cl
		5524	ror ecx, 8
		5525
		5526	pushad
		5527	mov edx, [d_width_calc_area + ebx*4]
		5528	add edx, [_WinMapAddress]
		5529	movzx edx, byte [eax+edx]
		5530	cmp dl, byte 1
		5531	jne @f
		5532
		5533	call dword [PUTPIXEL]; eax - x, ebx - y
		5534	;--------------------------------------
		5535	align 4
		5536	@@:
		5537	popad
		5538	;--------------------------------------
		5539	align 4
		5540	.no_put:
		5541	pop ecx eax
2991	Serge	5542
2509	mario79	5543	sub ebp, 4
		5544	dec ecx
		5545	jnz .start_x
		5546
		5547	pop edx ecx
		5548	dec ebx
		5549	dec edx
		5550	jnz .start_y
		5551
		5552	popad
		5553	ret
		5554	;-----------------------------------------------------------------------------
		5555	align 4
2288	clevermous	5556	syscall_drawline: ; DrawLine
		5557
		5558	mov edi, [TASK_BASE]
		5559	movzx eax, word[edi-twdw+WDATA.box.left]
		5560	mov ebp, eax
		5561	mov esi, [current_slot]
		5562	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5563	add ax, word[esi+APPDATA.wnd_clientbox.left]
		5564	add ebp, ebx
		5565	shl eax, 16
		5566	movzx ebx, word[edi-twdw+WDATA.box.top]
		5567	add eax, ebp
		5568	mov ebp, ebx
		5569	add ebp, [esi+APPDATA.wnd_clientbox.top]
		5570	add bx, word[esi+APPDATA.wnd_clientbox.top]
		5571	add ebp, ecx
		5572	shl ebx, 16
		5573	xor edi, edi
		5574	add ebx, ebp
		5575	mov ecx, edx
2453	mario79	5576	; jmp [draw_line]
		5577	jmp __sys_draw_line
2288	clevermous	5578
		5579
		5580	align 4
		5581	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		5582
		5583	call r_f_port_area
		5584	mov [esp+32], eax
		5585	ret
		5586
		5587	align 4
		5588	syscall_threads: ; CreateThreads
		5589	;
4105	Serge	5590	; ecx=thread entry point
		5591	; edx=thread stack pointer
2288	clevermous	5592	;
		5593	; on return : eax = pid
		5594
4105	Serge	5595	xor ebx, ebx
2288	clevermous	5596	call new_sys_threads
		5597
		5598	mov [esp+32], eax
		5599	ret
		5600
		5601	align 4
		5602
		5603	paleholder:
		5604	ret
2438	mario79	5605	;------------------------------------------------------------------------------
2288	clevermous	5606	align 4
2438	mario79	5607	calculate_fast_getting_offset_for_WinMapAddress:
		5608	; calculate data area for fast getting offset to _WinMapAddress
2446	mario79	5609	xor eax, eax
2438	mario79	5610	mov ecx, [_display.height]
		5611	mov edi, d_width_calc_area
		5612	cld
		5613	@@:
		5614	stosd
		5615	add eax, [_display.width]
		5616	dec ecx
		5617	jnz @r
		5618	ret
		5619	;------------------------------------------------------------------------------
		5620	align 4
2480	mario79	5621	calculate_fast_getting_offset_for_LFB:
		5622	; calculate data area for fast getting offset to LFB
		5623	xor eax, eax
		5624	mov ecx, [_display.height]
		5625	mov edi, BPSLine_calc_area
		5626	cld
		5627	@@:
		5628	stosd
3606	Serge	5629	add eax, [_display.pitch]
2480	mario79	5630	dec ecx
		5631	jnz @r
		5632	ret
		5633	;------------------------------------------------------------------------------
		5634	align 4
2288	clevermous	5635	set_screen:
2654	mario79	5636	; in:
		5637	; eax - new Screen_Max_X
		5638	; ecx - new BytesPerScanLine
		5639	; edx - new Screen_Max_Y
2288	clevermous	5640
		5641	pushfd
		5642	cli
		5643
		5644	mov [Screen_Max_X], eax
		5645	mov [Screen_Max_Y], edx
3606	Serge	5646	mov [_display.pitch], ecx
2288	clevermous	5647
		5648	mov [screen_workarea.right], eax
		5649	mov [screen_workarea.bottom], edx
		5650
		5651	push ebx
		5652	push esi
		5653	push edi
		5654
		5655	pushad
		5656
2654	mario79	5657	cmp [do_not_touch_winmap], 1
		5658	je @f
		5659
2288	clevermous	5660	stdcall kernel_free, [_WinMapAddress]
		5661
		5662	mov eax, [_display.width]
		5663	mul [_display.height]
		5664	mov [_WinMapSize], eax
		5665
		5666	stdcall kernel_alloc, eax
		5667	mov [_WinMapAddress], eax
		5668	test eax, eax
		5669	jz .epic_fail
2654	mario79	5670	; store for f.18.24
		5671	mov eax, [_display.width]
		5672	mov [display_width_standard], eax
2288	clevermous	5673
2654	mario79	5674	mov eax, [_display.height]
		5675	mov [display_height_standard], eax
		5676	@@:
2438	mario79	5677	call calculate_fast_getting_offset_for_WinMapAddress
2545	mario79	5678	; for Qemu or non standart video cards
2991	Serge	5679	; Unfortunately [BytesPerScanLine] does not always
2545	mario79	5680	; equal to [_display.width] * [ScreenBPP] / 8
		5681	call calculate_fast_getting_offset_for_LFB
2288	clevermous	5682	popad
		5683
		5684	call repos_windows
		5685	xor eax, eax
		5686	xor ebx, ebx
		5687	mov ecx, [Screen_Max_X]
		5688	mov edx, [Screen_Max_Y]
		5689	call calculatescreen
		5690	pop edi
		5691	pop esi
		5692	pop ebx
		5693
		5694	popfd
		5695	ret
		5696
		5697	.epic_fail:
		5698	hlt ; Houston, we've had a problem
		5699
		5700	; --------------- APM ---------------------
		5701	uglobal
		5702	apm_entry dp 0
		5703	apm_vf dd 0
		5704	endg
		5705
		5706	align 4
		5707	sys_apm:
		5708	xor eax, eax
		5709	cmp word [apm_vf], ax ; Check APM BIOS enable
		5710	jne @f
		5711	inc eax
		5712	or dword [esp + 44], eax ; error
		5713	add eax, 7
		5714	mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
		5715	ret
		5716
		5717	@@:
		5718	; xchg eax, ecx
		5719	; xchg ebx, ecx
		5720
		5721	cmp dx, 3
		5722	ja @f
		5723	and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
		5724	mov eax, [apm_vf]
		5725	mov [esp + 32], eax
		5726	shr eax, 16
		5727	mov [esp + 28], eax
		5728	ret
		5729
		5730	@@:
		5731
		5732	mov esi, [master_tab+(OS_BASE shr 20)]
		5733	xchg [master_tab], esi
		5734	push esi
		5735	mov edi, cr3
		5736	mov cr3, edi ;flush TLB
		5737
		5738	call pword [apm_entry] ;call APM BIOS
		5739
		5740	xchg eax, [esp]
		5741	mov [master_tab], eax
		5742	mov eax, cr3
		5743	mov cr3, eax
		5744	pop eax
		5745
		5746	mov [esp + 4 ], edi
		5747	mov [esp + 8], esi
		5748	mov [esp + 20], ebx
		5749	mov [esp + 24], edx
		5750	mov [esp + 28], ecx
		5751	mov [esp + 32], eax
		5752	setc al
		5753	and [esp + 44], byte 0xfe
		5754	or [esp + 44], al
		5755	ret
		5756	; -----------------------------------------
		5757
		5758	align 4
		5759
		5760	undefined_syscall: ; Undefined system call
		5761	mov [esp + 32], dword -1
		5762	ret
		5763
		5764	align 4
		5765	system_shutdown: ; shut down the system
		5766
3732	Serge	5767	cmp byte [BOOT_VARS+0x9030], 1
2288	clevermous	5768	jne @F
		5769	ret
		5770	@@:
		5771	call stop_all_services
3598	clevermous	5772	movi eax, 3
2288	clevermous	5773	call sys_cd_audio
		5774
		5775	yes_shutdown_param:
		5776	cli
		5777
		5778	if ~ defined extended_primary_loader
4273	clevermous	5779	; load kernel.mnt to 0x7000:0
		5780	mov ebx, kernel_file_load
		5781	pushad
		5782	call file_system_lfn
		5783	popad
2288	clevermous	5784
		5785	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5786	mov edi, OS_BASE+0x40000
		5787	mov ecx, 1000
		5788	rep movsb
		5789	end if
		5790
3732	Serge	5791	; mov esi, BOOT_VAR ; restore 0x0 - 0xffff
		5792	; mov edi, OS_BASE
		5793	; mov ecx, 0x10000/4
		5794	; cld
		5795	; rep movsd
2288	clevermous	5796
		5797	call IRQ_mask_all
		5798
		5799	if 0
		5800	mov word [OS_BASE+0x467+0], pr_mode_exit
		5801	mov word [OS_BASE+0x467+2], 0x1000
		5802
		5803	mov al, 0x0F
		5804	out 0x70, al
		5805	mov al, 0x05
		5806	out 0x71, al
		5807
		5808	mov al, 0xFE
		5809	out 0x64, al
		5810
		5811	hlt
		5812	jmp $-1
		5813
		5814	else
		5815	cmp byte [OS_BASE + 0x9030], 2
		5816	jnz no_acpi_power_off
		5817
		5818	; scan for RSDP
		5819	; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
		5820	movzx eax, word [OS_BASE + 0x40E]
		5821	shl eax, 4
		5822	jz @f
		5823	mov ecx, 1024/16
		5824	call scan_rsdp
		5825	jnc .rsdp_found
		5826	@@:
		5827	; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
		5828	mov eax, 0xE0000
		5829	mov ecx, 0x2000
		5830	call scan_rsdp
		5831	jc no_acpi_power_off
		5832	.rsdp_found:
		5833	mov esi, [eax+16] ; esi contains physical address of the RSDT
		5834	mov ebp, [ipc_tmp]
		5835	stdcall map_page, ebp, esi, PG_MAP
		5836	lea eax, [esi+1000h]
		5837	lea edx, [ebp+1000h]
		5838	stdcall map_page, edx, eax, PG_MAP
		5839	and esi, 0xFFF
		5840	add esi, ebp
		5841	cmp dword [esi], 'RSDT'
		5842	jnz no_acpi_power_off
		5843	mov ecx, [esi+4]
		5844	sub ecx, 24h
		5845	jbe no_acpi_power_off
		5846	shr ecx, 2
		5847	add esi, 24h
		5848	.scan_fadt:
		5849	lodsd
		5850	mov ebx, eax
		5851	lea eax, [ebp+2000h]
		5852	stdcall map_page, eax, ebx, PG_MAP
		5853	lea eax, [ebp+3000h]
		5854	add ebx, 0x1000
		5855	stdcall map_page, eax, ebx, PG_MAP
		5856	and ebx, 0xFFF
		5857	lea ebx, [ebx+ebp+2000h]
		5858	cmp dword [ebx], 'FACP'
		5859	jz .fadt_found
		5860	loop .scan_fadt
		5861	jmp no_acpi_power_off
		5862	.fadt_found:
		5863	; ebx is linear address of FADT
		5864	mov edi, [ebx+40] ; physical address of the DSDT
		5865	lea eax, [ebp+4000h]
		5866	stdcall map_page, eax, edi, PG_MAP
		5867	lea eax, [ebp+5000h]
		5868	lea esi, [edi+0x1000]
		5869	stdcall map_page, eax, esi, PG_MAP
		5870	and esi, 0xFFF
		5871	sub edi, esi
		5872	cmp dword [esi+ebp+4000h], 'DSDT'
		5873	jnz no_acpi_power_off
		5874	mov eax, [esi+ebp+4004h] ; DSDT length
		5875	sub eax, 36+4
		5876	jbe no_acpi_power_off
		5877	add esi, 36
		5878	.scan_dsdt:
		5879	cmp dword [esi+ebp+4000h], '_S5_'
		5880	jnz .scan_dsdt_cont
		5881	cmp byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
		5882	jnz .scan_dsdt_cont
		5883	mov dl, [esi+ebp+4000h+6]
		5884	cmp dl, 4 ; _S5_ package must contain 4 bytes
		5885	; ...in theory; in practice, VirtualBox has 2 bytes
		5886	ja .scan_dsdt_cont
		5887	cmp dl, 1
		5888	jb .scan_dsdt_cont
		5889	lea esi, [esi+ebp+4000h+7]
		5890	xor ecx, ecx
		5891	cmp byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
		5892	jz @f
		5893	cmp byte [esi], 0xA
		5894	jnz no_acpi_power_off
		5895	inc esi
		5896	mov cl, [esi]
		5897	@@:
		5898	inc esi
		5899	cmp dl, 2
		5900	jb @f
		5901	cmp byte [esi], 0
		5902	jz @f
		5903	cmp byte [esi], 0xA
		5904	jnz no_acpi_power_off
		5905	inc esi
		5906	mov ch, [esi]
		5907	@@:
		5908	jmp do_acpi_power_off
		5909	.scan_dsdt_cont:
		5910	inc esi
		5911	cmp esi, 0x1000
		5912	jb @f
		5913	sub esi, 0x1000
		5914	add edi, 0x1000
		5915	push eax
		5916	lea eax, [ebp+4000h]
		5917	stdcall map_page, eax, edi, PG_MAP
		5918	push PG_MAP
		5919	lea eax, [edi+1000h]
		5920	push eax
		5921	lea eax, [ebp+5000h]
		5922	push eax
		5923	stdcall map_page
		5924	pop eax
		5925	@@:
		5926	dec eax
		5927	jnz .scan_dsdt
		5928	jmp no_acpi_power_off
		5929	do_acpi_power_off:
		5930	mov edx, [ebx+48]
		5931	test edx, edx
		5932	jz .nosmi
		5933	mov al, [ebx+52]
		5934	out dx, al
		5935	mov edx, [ebx+64]
		5936	@@:
		5937	in ax, dx
		5938	test al, 1
		5939	jz @b
		5940	.nosmi:
		5941	and cx, 0x0707
		5942	shl cx, 2
		5943	or cx, 0x2020
		5944	mov edx, [ebx+64]
		5945	in ax, dx
		5946	and ax, 203h
		5947	or ah, cl
		5948	out dx, ax
		5949	mov edx, [ebx+68]
		5950	test edx, edx
		5951	jz @f
		5952	in ax, dx
		5953	and ax, 203h
		5954	or ah, ch
		5955	out dx, ax
		5956	@@:
		5957	jmp $
		5958
		5959
		5960	no_acpi_power_off:
		5961	mov word [OS_BASE+0x467+0], pr_mode_exit
		5962	mov word [OS_BASE+0x467+2], 0x1000
		5963
		5964	mov al, 0x0F
		5965	out 0x70, al
		5966	mov al, 0x05
		5967	out 0x71, al
		5968
		5969	mov al, 0xFE
		5970	out 0x64, al
		5971
		5972	hlt
		5973	jmp $-1
		5974
		5975	scan_rsdp:
		5976	add eax, OS_BASE
		5977	.s:
		5978	cmp dword [eax], 'RSD '
		5979	jnz .n
		5980	cmp dword [eax+4], 'PTR '
		5981	jnz .n
		5982	xor edx, edx
		5983	xor esi, esi
		5984	@@:
		5985	add dl, [eax+esi]
		5986	inc esi
		5987	cmp esi, 20
		5988	jnz @b
		5989	test dl, dl
		5990	jz .ok
		5991	.n:
		5992	add eax, 10h
		5993	loop .s
		5994	stc
		5995	.ok:
		5996	ret
		5997	end if
		5998
3627	Serge	5999	if ~ lang eq sp
		6000	diff16 "end of .text segment",0,$
		6001	end if
		6002
2288	clevermous	6003	include "data32.inc"
		6004
		6005	__REV__ = __REV
		6006
3341	yogev_ezra	6007	if ~ lang eq sp
2288	clevermous	6008	diff16 "end of kernel code",0,$
3287	esevece	6009	end if

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(root)/kernel/trunk/kernel.asm @ 5851 – Rev 4578