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: 4553 $
		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
		779
3785	mario79	780	cmp [IDEContrProgrammingInterface], 0
		781	je @f
		782
3762	mario79	783	mov esi, boot_disabling_ide
2642	mario79	784	call boot_log
3762	mario79	785	;--------------------------------------
		786	; Disable IDE interrupts, because the search
		787	; for IDE partitions is in the PIO mode.
		788	;--------------------------------------
		789	.disable_IDE_interrupt:
		790	; Disable interrupts in IDE controller for PIO
		791	mov al, 2
3774	mario79	792	mov dx, [IDE_BAR1_val] ;0x3F4
		793	add dx, 2 ;0x3F6
2288	clevermous	794	out dx, al
3774	mario79	795	mov dx, [IDE_BAR3_val] ;0x374
		796	add dx, 2 ;0x376
2288	clevermous	797	out dx, al
3785	mario79	798	@@:
3762	mario79	799	;-----------------------------------------------------------------------------
2288	clevermous	800	;!!!!!!!!!!!!!!!!!!!!!!!!!!
2642	mario79	801	; mov esi, boot_detectdisks
		802	; call boot_log
		803	;include 'detect/disks.inc'
		804	mov esi, boot_detectfloppy
		805	call boot_log
		806	include 'detect/dev_fd.inc'
		807	mov esi, boot_detecthdcd
		808	call boot_log
		809	include 'detect/dev_hdcd.inc'
		810	mov esi, boot_getcache
		811	call boot_log
		812	include 'detect/getcache.inc'
		813	mov esi, boot_detectpart
		814	call boot_log
		815	include 'detect/sear_par.inc'
2288	clevermous	816	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		817
2642	mario79	818	mov esi, boot_init_sys
		819	call boot_log
2288	clevermous	820	call Parser_params
		821
		822	if ~ defined extended_primary_loader
		823	; ramdisk image should be loaded by extended primary loader if it exists
		824	; READ RAMDISK IMAGE FROM HD
		825
		826	;!!!!!!!!!!!!!!!!!!!!!!!
		827	include 'boot/rdload.inc'
		828	;!!!!!!!!!!!!!!!!!!!!!!!
		829	end if
		830	; mov [dma_hdd],1
		831
		832	if 0
		833	mov ax, [OS_BASE+0x10000+bx_from_load]
		834	cmp ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
		835	je no_lib_load
2642	mario79	836
		837	mov esi, boot_loadlibs
		838	call boot_log
2288	clevermous	839	; LOADING LIBRARES
		840	stdcall dll.Load, @IMPORT ; loading librares for kernel (.obj files)
		841	call load_file_parse_table ; prepare file parse table
		842	call set_kernel_conf ; configure devices and gui
		843	no_lib_load:
		844	end if
		845
		846	; Display APIC status
		847	mov esi, boot_APIC_found
		848	cmp [irq_mode], IRQ_APIC
		849	je @f
		850	mov esi, boot_APIC_nfound
		851	@@:
2642	mario79	852	call boot_log
2288	clevermous	853
		854	; PRINT AMOUNT OF MEMORY
		855	mov esi, boot_memdetect
		856	call boot_log
		857
		858	movzx ecx, word [boot_y]
		859	if lang eq ru
		860	or ecx, (10+30*6) shl 16
3274	esevece	861	else if lang eq sp
		862	or ecx, (10+33*6) shl 16
		863	else
2288	clevermous	864	or ecx, (10+29*6) shl 16
3274	esevece	865	end if
2288	clevermous	866	sub ecx, 10
		867	mov edx, 0xFFFFFF
		868	mov ebx, [MEM_AMOUNT]
		869	shr ebx, 20
		870	xor edi, edi
		871	mov eax, 0x00040000
		872	inc edi
		873	call display_number_force
		874
		875	; BUILD SCHEDULER
		876
2642	mario79	877	; call build_scheduler; sys32.inc
2288	clevermous	878
2642	mario79	879	; mov esi, boot_devices
		880	; call boot_log
2288	clevermous	881
		882	mov [pci_access_enabled], 1
3394	clevermous	883	call pci_enum
4311	mario79	884	;-----------------------------------------------------------------------------
		885	mov dx, [IDEContrRegsBaseAddr]
		886	; test whether it is our interrupt?
		887	add dx, 2
		888	in al, dx
		889	test al, 100b
		890	jz @f
		891	; clear Bus Master IDE Status register
		892	; clear Interrupt bit
		893	out dx, al
		894	@@:
		895	add dx, 8
		896	; test whether it is our interrupt?
		897	in al, dx
		898	test al, 100b
		899	jz @f
		900	; clear Bus Master IDE Status register
		901	; clear Interrupt bit
		902	out dx, al
		903	@@:
		904	; read status register and remove the interrupt request
		905	mov dx, [IDE_BAR0_val] ;0x1F0
		906	add dx, 0x7 ;0x1F7
		907	in al, dx
		908	mov dx, [IDE_BAR2_val] ;0x170
		909	add dx, 0x7 ;0x177
		910	in al, dx
		911	;-----------------------------------------------------------------------------
4297	yogev_ezra	912	include "detect/vortex86.inc" ; Vortex86 SoC detection code
		913
3508	clevermous	914	stdcall load_driver, szVidintel
		915
3520	clevermous	916	call usb_init
		917
2288	clevermous	918	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		919
		920	mov esi, boot_windefs
		921	call boot_log
		922	call set_window_defaults
		923
		924	; SET BACKGROUND DEFAULTS
		925
		926	mov esi, boot_bgr
		927	call boot_log
		928	call init_background
		929	call calculatebackground
		930
		931	; RESERVE SYSTEM IRQ'S JA PORT'S
		932
		933	mov esi, boot_resirqports
		934	call boot_log
		935	call reserve_irqs_ports
		936
		937	call init_display
		938	mov eax, [def_cursor]
		939	mov [SLOT_BASE+APPDATA.cursor+256], eax
3534	clevermous	940	mov [SLOT_BASE+APPDATA.cursor+256*2], eax
2288	clevermous	941
3501	Serge	942	; PRINT CPU FREQUENCY
2288	clevermous	943
3501	Serge	944	mov esi, boot_cpufreq
2288	clevermous	945	call boot_log
3501	Serge	946
		947	cli ;FIXME check IF
		948	rdtsc
2288	clevermous	949	mov ecx, eax
		950	mov esi, 250 ; wait 1/4 a second
		951	call delay_ms
3501	Serge	952	rdtsc
		953
2288	clevermous	954	sub eax, ecx
3481	Serge	955	xor edx, edx
		956	shld edx, eax, 2
2288	clevermous	957	shl eax, 2
3481	Serge	958	mov dword [cpu_freq], eax
		959	mov dword [cpu_freq+4], edx
3502	Serge	960	mov ebx, 1000000
		961	div ebx
3501	Serge	962	mov ebx, eax
2288	clevermous	963
		964	movzx ecx, word [boot_y]
		965	if lang eq ru
3501	Serge	966	add ecx, (10+19*6) shl 16 - 10
3274	esevece	967	else if lang eq sp
3501	Serge	968	add ecx, (10+25*6) shl 16 - 10
3274	esevece	969	else
3501	Serge	970	add ecx, (10+17*6) shl 16 - 10
3274	esevece	971	end if
3501	Serge	972
2288	clevermous	973	mov edx, 0xFFFFFF
		974	xor edi, edi
		975	mov eax, 0x00040000
		976	inc edi
		977	call display_number_force
		978
		979	; SET VARIABLES
		980
		981	call set_variables
		982
		983	; STACK AND FDC
		984
		985	call stack_init
		986	call fdc_init
		987
		988	; PALETTE FOR 320x200 and 640x480 16 col
		989
		990	cmp [SCR_MODE], word 0x12
		991	jne no_pal_vga
		992	mov esi, boot_pal_vga
		993	call boot_log
		994	call paletteVGA
		995	no_pal_vga:
		996
		997	cmp [SCR_MODE], word 0x13
		998	jne no_pal_ega
		999	mov esi, boot_pal_ega
		1000	call boot_log
		1001	call palette320x200
		1002	no_pal_ega:
		1003
		1004	; LOAD DEFAULT SKIN
		1005
		1006	call load_default_skin
		1007
		1008	;protect io permission map
		1009
		1010	mov esi, [default_io_map]
		1011	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_MAP
		1012	add esi, 0x1000
		1013	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		1014
		1015	stdcall map_page, tss._io_map_0, \
		1016	[SLOT_BASE+256+APPDATA.io_map], PG_MAP
		1017	stdcall map_page, tss._io_map_1, \
		1018	[SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		1019
		1020	; LOAD FIRST APPLICATION
3777	yogev_ezra	1021	cmp byte [launcher_start], 1 ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
3778	mario79	1022	jnz first_app_found
3777	yogev_ezra	1023
2288	clevermous	1024	cli
		1025	mov ebp, firstapp
		1026	call fs_execute_from_sysdir
3296	clevermous	1027	test eax, eax
		1028	jns first_app_found
2288	clevermous	1029
		1030	mov esi, boot_failed
		1031	call boot_log
		1032
		1033	mov eax, 0xDEADBEEF ; otherwise halt
		1034	hlt
		1035
		1036	first_app_found:
		1037
		1038	cli
		1039
		1040	; SET KEYBOARD PARAMETERS
		1041	mov al, 0xf6 ; reset keyboard, scan enabled
		1042	call kb_write
2601	clevermous	1043	test ah, ah
		1044	jnz .no_keyboard
2288	clevermous	1045
		1046	; wait until 8042 is ready
		1047	xor ecx, ecx
		1048	@@:
		1049	in al, 64h
		1050	and al, 00000010b
		1051	loopnz @b
		1052
2601	clevermous	1053	iglobal
		1054	align 4
		1055	ps2_keyboard_functions:
		1056	dd .end - $
		1057	dd 0 ; no close
		1058	dd ps2_set_lights
		1059	.end:
		1060	endg
		1061	stdcall register_keyboard, ps2_keyboard_functions, 0
2288	clevermous	1062	; mov al, 0xED ; Keyboard LEDs - only for testing!
		1063	; call kb_write
		1064	; call kb_read
		1065	; mov al, 111b
		1066	; call kb_write
		1067	; call kb_read
		1068
		1069	mov al, 0xF3 ; set repeat rate & delay
		1070	call kb_write
		1071	; call kb_read
		1072	mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
		1073	call kb_write
		1074	; call kb_read
		1075	;// mike.dld [
		1076	call set_lights
		1077	;// mike.dld ]
		1078	stdcall attach_int_handler, 1, irq1, 0
3774	mario79	1079	DEBUGF 1, "K : IRQ1 error code %x\n", eax
2601	clevermous	1080	.no_keyboard:
2288	clevermous	1081
4553	hidnplayr	1082	; Load PS/2 mouse driver
2288	clevermous	1083
		1084	stdcall load_driver, szPS2MDriver
		1085
		1086	mov esi, boot_setmouse
		1087	call boot_log
		1088	call setmouse
		1089
		1090	; Setup serial output console (if enabled)
		1091	if defined debug_com_base
		1092
4553	hidnplayr	1093	; reserve port so nobody else will use it
		1094	xor ebx, ebx
		1095	mov ecx, debug_com_base
		1096	mov edx, debug_com_base+7
		1097	call r_f_port_area
		1098
2288	clevermous	1099	; enable Divisor latch
		1100	mov dx, debug_com_base+3
		1101	mov al, 1 shl 7
		1102	out dx, al
		1103
		1104	; Set speed to 115200 baud (max speed)
		1105	mov dx, debug_com_base
		1106	mov al, 0x01
		1107	out dx, al
		1108
		1109	mov dx, debug_com_base+1
		1110	mov al, 0x00
		1111	out dx, al
		1112
		1113	; No parity, 8bits words, one stop bit, dlab bit back to 0
		1114	mov dx, debug_com_base+3
		1115	mov al, 3
		1116	out dx, al
		1117
		1118	; disable interrupts
		1119	mov dx, debug_com_base+1
		1120	mov al, 0
		1121	out dx, al
		1122
		1123	; clear + enable fifo (64 bits)
		1124	mov dx, debug_com_base+2
		1125	mov al, 0x7 + 1 shl 5
		1126	out dx, al
		1127
4553	hidnplayr	1128	end if
2288	clevermous	1129
3454	mario79	1130	mov eax, [version_inf.rev]
		1131	DEBUGF 1, "K : kernel SVN r%d\n", eax
2288	clevermous	1132
2443	Serge	1133	mov eax, [cpu_count]
		1134	test eax, eax
		1135	jnz @F
		1136	mov al, 1 ; at least one CPU
		1137	@@:
		1138	DEBUGF 1, "K : %d CPU detected\n", eax
4286	Serge	1139
3706	mario79	1140	DEBUGF 1, "K : BAR0 %x \n", [IDE_BAR0_val]:4
		1141	DEBUGF 1, "K : BAR1 %x \n", [IDE_BAR1_val]:4
		1142	DEBUGF 1, "K : BAR2 %x \n", [IDE_BAR2_val]:4
		1143	DEBUGF 1, "K : BAR3 %x \n", [IDE_BAR3_val]:4
		1144	DEBUGF 1, "K : BAR4 %x \n", [IDEContrRegsBaseAddr]:4
		1145	DEBUGF 1, "K : IDEContrProgrammingInterface %x \n", [IDEContrProgrammingInterface]:4
3762	mario79	1146	DEBUGF 1, "K : IDE_Interrupt %x \n", [IDE_Interrupt]:4
3936	mario79	1147
2288	clevermous	1148	; START MULTITASKING
		1149
		1150	; A 'All set - press ESC to start' messages if need
		1151	if preboot_blogesc
		1152	mov esi, boot_tasking
		1153	call boot_log
		1154	.bll1:
		1155	in al, 0x60 ; wait for ESC key press
		1156	cmp al, 129
		1157	jne .bll1
		1158	end if
		1159
3870	mario79	1160	push eax edx
		1161	mov dx, [IDEContrRegsBaseAddr]
		1162	xor eax, eax
		1163	add dx, 2
		1164	in al, dx
		1165	DEBUGF 1, "K : Primary Bus Master IDE Status Register %x\n", eax
		1166
		1167	add dx, 8
		1168	in al, dx
		1169	DEBUGF 1, "K : Secondary Bus Master IDE Status Register %x\n", eax
		1170	pop edx eax
		1171
2288	clevermous	1172	cmp [IDEContrRegsBaseAddr], 0
		1173	setnz [dma_hdd]
3732	Serge	1174
3785	mario79	1175	cmp [IDEContrProgrammingInterface], 0
		1176	je set_interrupts_for_IDE_controllers.continue
3762	mario79	1177	;-----------------------------------------------------------------------------
		1178	; set interrupts for IDE Controller
		1179	;-----------------------------------------------------------------------------
		1180	mov esi, boot_set_int_IDE
		1181	call boot_log
		1182	set_interrupts_for_IDE_controllers:
		1183	mov ax, [IDEContrProgrammingInterface]
		1184	cmp ax, 0x0180
		1185	je .pata_ide
		1186
		1187	cmp ax, 0x018a
		1188	jne .sata_ide
		1189	;--------------------------------------
		1190	.pata_ide:
		1191	cmp [IDEContrRegsBaseAddr], 0
		1192	je .end_set_interrupts
		1193
3870	mario79	1194	stdcall attach_int_handler, 14, IDE_irq_14_handler, 0
3762	mario79	1195	DEBUGF 1, "K : Set IDE IRQ14 return code %x\n", eax
3870	mario79	1196	stdcall attach_int_handler, 15, IDE_irq_15_handler, 0
3762	mario79	1197	DEBUGF 1, "K : Set IDE IRQ15 return code %x\n", eax
		1198	jmp .enable_IDE_interrupt
		1199	;--------------------------------------
		1200	.sata_ide:
		1201	cmp ax, 0x0185
		1202	je .sata_ide_1
		1203
		1204	cmp ax, 0x018f
		1205	jne .end_set_interrupts
		1206	;--------------------------------------
		1207	.sata_ide_1:
		1208	cmp [IDEContrRegsBaseAddr], 0
		1209	je .end_set_interrupts
		1210
		1211	mov ax, [IDE_Interrupt]
		1212	movzx eax, al
		1213	stdcall attach_int_handler, eax, IDE_common_irq_handler, 0
3774	mario79	1214	DEBUGF 1, "K : Set IDE IRQ%d return code %x\n", [IDE_Interrupt]:1, eax
3762	mario79	1215	;--------------------------------------
		1216	.enable_IDE_interrupt:
		1217	mov esi, boot_enabling_ide
		1218	call boot_log
		1219	; Enable interrupts in IDE controller for DMA
		1220	mov al, 0
4291	mario79	1221	mov ah, [DRIVE_DATA+1]
		1222	test ah, 10100000b
		1223	jz @f
		1224
		1225	DEBUGF 1, "K : IDE CH1 PIO, because ATAPI drive present\n"
		1226	jmp .ch2_check
		1227	@@:
3774	mario79	1228	mov dx, [IDE_BAR1_val] ;0x3F4
		1229	add dx, 2 ;0x3F6
3762	mario79	1230	out dx, al
4291	mario79	1231	DEBUGF 1, "K : IDE CH1 DMA enabled\n"
		1232	.ch2_check:
		1233	test ah, 1010b
		1234	jz @f
		1235
		1236	DEBUGF 1, "K : IDE CH2 PIO, because ATAPI drive present\n"
		1237	jmp .end_set_interrupts
		1238	@@:
3774	mario79	1239	mov dx, [IDE_BAR3_val] ;0x374
		1240	add dx, 2 ;0x376
3762	mario79	1241	out dx, al
4291	mario79	1242	DEBUGF 1, "K : IDE CH2 DMA enabled\n"
3762	mario79	1243	;--------------------------------------
		1244	.end_set_interrupts:
		1245	;-----------------------------------------------------------------------------
3726	clevermous	1246	cmp [dma_hdd], 0
3702	mario79	1247	je .print_pio
		1248	.print_dma:
		1249	DEBUGF 1, "K : IDE DMA mode\n"
		1250	jmp .continue
3732	Serge	1251
3702	mario79	1252	.print_pio:
		1253	DEBUGF 1, "K : IDE PIO mode\n"
		1254	.continue:
3732	Serge	1255
2288	clevermous	1256	mov [timer_ticks_enable], 1 ; for cd driver
		1257
		1258	sti
3534	clevermous	1259	; call change_task
2288	clevermous	1260
		1261	jmp osloop
		1262
		1263
		1264	; Fly :)
		1265
		1266	include 'unpacker.inc'
		1267
		1268	align 4
		1269	boot_log:
		1270	pushad
		1271
		1272	mov ebx, 10*65536
		1273	mov bx, word [boot_y]
		1274	add [boot_y], dword 10
		1275	mov ecx, 0x80ffffff; ASCIIZ string with white color
		1276	xor edi, edi
		1277	mov edx, esi
		1278	inc edi
		1279	call dtext
		1280
		1281	mov [novesachecksum], 1000
		1282	call checkVga_N13
		1283
		1284	popad
		1285
		1286	ret
		1287
3534	clevermous	1288	; in: edx -> APPDATA for OS/IDLE slot
		1289	; in: ebx = stack base
		1290	proc setup_os_slot
		1291	xor eax, eax
		1292	mov ecx, 256/4
		1293	mov edi, edx
		1294	rep stosd
		1295
3535	clevermous	1296	mov eax, tss+0x80
		1297	call get_pg_addr
		1298	inc eax
		1299	mov [edx+APPDATA.io_map], eax
		1300	mov eax, tss+0x1080
		1301	call get_pg_addr
		1302	inc eax
		1303	mov [edx+APPDATA.io_map+4], eax
		1304
3534	clevermous	1305	mov dword [edx+APPDATA.pl0_stack], ebx
		1306	lea edi, [ebx+0x2000-512]
		1307	mov dword [edx+APPDATA.fpu_state], edi
		1308	mov dword [edx+APPDATA.saved_esp0], edi
		1309	mov dword [edx+APPDATA.saved_esp], edi
		1310	mov dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
		1311
		1312	mov esi, fpu_data
		1313	mov ecx, 512/4
		1314	cld
		1315	rep movsd
		1316
		1317	lea eax, [edx+APP_OBJ_OFFSET]
		1318	mov dword [edx+APPDATA.fd_obj], eax
		1319	mov dword [edx+APPDATA.bk_obj], eax
		1320
		1321	mov dword [edx+APPDATA.cur_dir], sysdir_path
		1322
		1323	mov [edx + APPDATA.dir_table], sys_pgdir - OS_BASE
		1324
		1325	mov eax, edx
		1326	shr eax, 3
		1327	add eax, CURRENT_TASK - (SLOT_BASE shr 3)
		1328	mov [eax+TASKDATA.wnd_number], dh
		1329	mov byte [eax+TASKDATA.pid], dh
		1330
		1331	ret
		1332	endp
		1333
2288	clevermous	1334	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1335	; ;
		1336	; MAIN OS LOOP START ;
		1337	; ;
		1338	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1339	align 32
		1340	osloop:
3534	clevermous	1341	mov edx, osloop_has_work?
		1342	xor ecx, ecx
		1343	call Wait_events
		1344	xor eax, eax
		1345	xchg eax, [osloop_nonperiodic_work]
		1346	test eax, eax
		1347	jz .no_periodic
2453	mario79	1348	; call [draw_pointer]
		1349	call __sys_draw_pointer
2288	clevermous	1350	call window_check_events
		1351	call mouse_check_events
		1352	call checkmisc
		1353	call checkVga_N13
3534	clevermous	1354	.no_periodic:
2288	clevermous	1355	call stack_handler
		1356	call check_fdd_motor_status
		1357	call check_ATAPI_device_event
2601	clevermous	1358	call check_lights_state
2288	clevermous	1359	call check_timers
		1360	jmp osloop
		1361	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1362	; ;
		1363	; MAIN OS LOOP END ;
		1364	; ;
		1365	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
3534	clevermous	1366	proc osloop_has_work?
		1367	cmp [osloop_nonperiodic_work], 0
		1368	jnz .yes
		1369	call stack_handler_has_work?
		1370	jnz .yes
4273	clevermous	1371	call check_fdd_motor_status_has_work?
		1372	jnz .yes
3534	clevermous	1373	call check_ATAPI_device_event_has_work?
		1374	jnz .yes
		1375	call check_lights_state_has_work?
		1376	jnz .yes
		1377	call check_timers_has_work?
		1378	jnz .yes
		1379	.no:
		1380	xor eax, eax
2288	clevermous	1381	ret
3534	clevermous	1382	.yes:
		1383	xor eax, eax
		1384	inc eax
		1385	ret
		1386	endp
2288	clevermous	1387
3534	clevermous	1388	proc wakeup_osloop
		1389	mov [osloop_nonperiodic_work], 1
		1390	ret
		1391	endp
		1392
2288	clevermous	1393	uglobal
3534	clevermous	1394	align 4
		1395	osloop_nonperiodic_work dd ?
2288	clevermous	1396	endg
		1397
3534	clevermous	1398	align 4
		1399	idle_thread:
		1400	sti
		1401	idle_loop:
		1402	hlt
		1403	jmp idle_loop
2288	clevermous	1404
		1405
3534	clevermous	1406
2288	clevermous	1407	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1408	; ;
		1409	; INCLUDED SYSTEM FILES ;
		1410	; ;
		1411	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1412
		1413
		1414	include "kernel32.inc"
		1415
		1416
		1417	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1418	; ;
		1419	; KERNEL FUNCTIONS ;
		1420	; ;
		1421	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1422
		1423	reserve_irqs_ports:
		1424
		1425
		1426	; RESERVE PORTS
		1427	mov eax, RESERVED_PORTS
		1428	mov ecx, 1
		1429
		1430	mov [eax], dword 4
		1431
		1432	mov [eax+16], ecx
		1433	mov [eax+16+4], dword 0
3426	hidnplayr	1434	mov [eax+16+8], dword 0x2D
2288	clevermous	1435
		1436	mov [eax+32], ecx
		1437	mov [eax+32+4], dword 0x30
		1438	mov [eax+32+8], dword 0x4D
		1439
		1440	mov [eax+48], ecx
		1441	mov [eax+48+4], dword 0x50
3426	hidnplayr	1442	mov [eax+48+8], dword 0xDF
2288	clevermous	1443
		1444	mov [eax+64], ecx
		1445	mov [eax+64+4], dword 0xE5
		1446	mov [eax+64+8], dword 0xFF
		1447
		1448	ret
		1449
		1450
		1451	iglobal
3534	clevermous	1452	process_number dd 0x2
2288	clevermous	1453	endg
		1454
		1455	set_variables:
		1456
		1457	mov ecx, 0x16 ; flush port 0x60
		1458	.fl60:
		1459	in al, 0x60
		1460	loop .fl60
		1461	push eax
		1462
3732	Serge	1463	mov ax, [BOOT_VARS+BOOT_Y_RES]
2288	clevermous	1464	shr ax, 1
		1465	shl eax, 16
3732	Serge	1466	mov ax, [BOOT_VARS+BOOT_X_RES]
2288	clevermous	1467	shr ax, 1
		1468	mov [MOUSE_X], eax
3534	clevermous	1469	call wakeup_osloop
2288	clevermous	1470
		1471	xor eax, eax
		1472	mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
		1473
		1474	mov byte [KEY_COUNT], al ; keyboard buffer
		1475	mov byte [BTN_COUNT], al ; button buffer
		1476	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
		1477
		1478	pop eax
		1479	ret
		1480
		1481	align 4
		1482	;input eax=43,bl-byte of output, ecx - number of port
		1483	sys_outport:
		1484
		1485	mov edi, ecx ; separate flag for read / write
		1486	and ecx, 65535
		1487
		1488	mov eax, [RESERVED_PORTS]
		1489	test eax, eax
		1490	jnz .sopl8
		1491	inc eax
		1492	mov [esp+32], eax
		1493	ret
		1494
		1495	.sopl8:
		1496	mov edx, [TASK_BASE]
		1497	mov edx, [edx+0x4]
		1498	;and ecx,65535
		1499	;cld - set on interrupt 0x40
		1500	.sopl1:
		1501
		1502	mov esi, eax
		1503	shl esi, 4
		1504	add esi, RESERVED_PORTS
		1505	cmp edx, [esi+0]
		1506	jne .sopl2
		1507	cmp ecx, [esi+4]
		1508	jb .sopl2
		1509	cmp ecx, [esi+8]
		1510	jg .sopl2
		1511	.sopl3:
		1512
		1513	test edi, 0x80000000; read ?
		1514	jnz .sopl4
		1515
		1516	mov eax, ebx
		1517	mov dx, cx ; write
		1518	out dx, al
		1519	and [esp+32], dword 0
		1520	ret
		1521
		1522	.sopl2:
		1523
		1524	dec eax
		1525	jnz .sopl1
		1526	inc eax
		1527	mov [esp+32], eax
		1528	ret
		1529
		1530
		1531	.sopl4:
		1532
		1533	mov dx, cx ; read
		1534	in al, dx
		1535	and eax, 0xff
		1536	and [esp+32], dword 0
		1537	mov [esp+20], eax
		1538	ret
		1539
		1540	display_number:
		1541	;It is not optimization
		1542	mov eax, ebx
		1543	mov ebx, ecx
		1544	mov ecx, edx
		1545	mov edx, esi
		1546	mov esi, edi
		1547	; eax = print type, al=0 -> ebx is number
		1548	; al=1 -> ebx is pointer
		1549	; ah=0 -> display decimal
		1550	; ah=1 -> display hexadecimal
		1551	; ah=2 -> display binary
		1552	; eax bits 16-21 = number of digits to display (0-32)
		1553	; eax bits 22-31 = reserved
		1554	;
		1555	; ebx = number or pointer
		1556	; ecx = x shl 16 + y
		1557	; edx = color
		1558	xor edi, edi
		1559	display_number_force:
		1560	push eax
		1561	and eax, 0x3fffffff
		1562	cmp eax, 0xffff ; length > 0 ?
		1563	pop eax
		1564	jge cont_displ
		1565	ret
		1566	cont_displ:
		1567	push eax
		1568	and eax, 0x3fffffff
		1569	cmp eax, 61*0x10000 ; length <= 60 ?
		1570	pop eax
		1571	jb cont_displ2
		1572	ret
		1573	cont_displ2:
		1574
		1575	pushad
		1576
		1577	cmp al, 1 ; ecx is a pointer ?
		1578	jne displnl1
		1579	mov ebp, ebx
		1580	add ebp, 4
		1581	mov ebp, [ebp+std_application_base_address]
		1582	mov ebx, [ebx+std_application_base_address]
		1583	displnl1:
		1584	sub esp, 64
		1585
		1586	test ah, ah ; DECIMAL
		1587	jnz no_display_desnum
		1588	shr eax, 16
		1589	and eax, 0xC03f
		1590	; and eax,0x3f
		1591	push eax
		1592	and eax, 0x3f
		1593	mov edi, esp
		1594	add edi, 4+64-1
		1595	mov ecx, eax
		1596	mov eax, ebx
		1597	mov ebx, 10
		1598	d_desnum:
		1599	xor edx, edx
		1600	call division_64_bits
		1601	div ebx
		1602	add dl, 48
		1603	mov [edi], dl
		1604	dec edi
		1605	loop d_desnum
		1606	pop eax
		1607	call normalize_number
		1608	call draw_num_text
		1609	add esp, 64
		1610	popad
		1611	ret
		1612	no_display_desnum:
		1613
		1614	cmp ah, 0x01 ; HEXADECIMAL
		1615	jne no_display_hexnum
		1616	shr eax, 16
		1617	and eax, 0xC03f
		1618	; and eax,0x3f
		1619	push eax
		1620	and eax, 0x3f
		1621	mov edi, esp
		1622	add edi, 4+64-1
		1623	mov ecx, eax
		1624	mov eax, ebx
		1625	mov ebx, 16
		1626	d_hexnum:
		1627	xor edx, edx
		1628	call division_64_bits
		1629	div ebx
		1630	hexletters = __fdo_hexdigits
		1631	add edx, hexletters
		1632	mov dl, [edx]
		1633	mov [edi], dl
		1634	dec edi
		1635	loop d_hexnum
		1636	pop eax
		1637	call normalize_number
		1638	call draw_num_text
		1639	add esp, 64
		1640	popad
		1641	ret
		1642	no_display_hexnum:
		1643
		1644	cmp ah, 0x02 ; BINARY
		1645	jne no_display_binnum
		1646	shr eax, 16
		1647	and eax, 0xC03f
		1648	; and eax,0x3f
		1649	push eax
		1650	and eax, 0x3f
		1651	mov edi, esp
		1652	add edi, 4+64-1
		1653	mov ecx, eax
		1654	mov eax, ebx
		1655	mov ebx, 2
		1656	d_binnum:
		1657	xor edx, edx
		1658	call division_64_bits
		1659	div ebx
		1660	add dl, 48
		1661	mov [edi], dl
		1662	dec edi
		1663	loop d_binnum
		1664	pop eax
		1665	call normalize_number
		1666	call draw_num_text
		1667	add esp, 64
		1668	popad
		1669	ret
		1670	no_display_binnum:
		1671
		1672	add esp, 64
		1673	popad
		1674	ret
		1675
		1676	normalize_number:
		1677	test ah, 0x80
		1678	jz .continue
		1679	mov ecx, 48
		1680	and eax, 0x3f
		1681	@@:
		1682	inc edi
		1683	cmp [edi], cl
		1684	jne .continue
		1685	dec eax
		1686	cmp eax, 1
		1687	ja @r
		1688	mov al, 1
		1689	.continue:
		1690	and eax, 0x3f
		1691	ret
		1692
		1693	division_64_bits:
		1694	test [esp+1+4], byte 0x40
		1695	jz .continue
		1696	push eax
		1697	mov eax, ebp
		1698	div ebx
		1699	mov ebp, eax
		1700	pop eax
		1701	.continue:
		1702	ret
		1703
		1704	draw_num_text:
		1705	mov esi, eax
		1706	mov edx, 64+4
		1707	sub edx, eax
		1708	add edx, esp
		1709	mov ebx, [esp+64+32-8+4]
		1710	; add window start x & y
		1711	mov ecx, [TASK_BASE]
		1712
		1713	mov edi, [CURRENT_TASK]
		1714	shl edi, 8
		1715
		1716	mov eax, [ecx-twdw+WDATA.box.left]
		1717	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1718	shl eax, 16
		1719	add eax, [ecx-twdw+WDATA.box.top]
		1720	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1721	add ebx, eax
		1722	mov ecx, [esp+64+32-12+4]
		1723	and ecx, not 0x80000000 ; force counted string
		1724	mov eax, [esp+64+8] ; background color (if given)
		1725	mov edi, [esp+64+4]
		1726	jmp dtext
		1727
		1728	align 4
		1729
		1730	sys_setup:
		1731
		1732	; 1=roland mpu midi base , base io address
		1733	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1734	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1735	; 5=system language, 1eng 2fi 3ger 4rus
		1736	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1737	; 8=fat32 partition in hd
		1738	; 9
		1739	; 10 = sound dma channel
		1740	; 11 = enable lba read
		1741	; 12 = enable pci access
		1742
		1743
		1744	and [esp+32], dword 0
		1745	dec ebx ; MIDI
		1746	jnz nsyse1
		1747	cmp ecx, 0x100
		1748
		1749	jb nsyse1
		1750	mov esi, 65535
		1751	cmp esi, ecx
		1752
		1753	jb nsyse1
		1754	mov [midi_base], cx ;bx
		1755	mov word [mididp], cx;bx
		1756	inc cx ;bx
		1757	mov word [midisp], cx;bx
		1758	ret
		1759
		1760	iglobal
		1761	midi_base dw 0
		1762	endg
		1763
		1764	nsyse1:
		1765	dec ebx ; KEYBOARD
		1766	jnz nsyse2
		1767	mov edi, [TASK_BASE]
		1768	mov eax, [edi+TASKDATA.mem_start]
		1769	add eax, edx
		1770
		1771	dec ecx
		1772	jnz kbnobase
		1773	mov ebx, keymap
		1774	mov ecx, 128
		1775	call memmove
		1776	ret
		1777	kbnobase:
		1778	dec ecx
		1779	jnz kbnoshift
		1780
		1781	mov ebx, keymap_shift
		1782	mov ecx, 128
		1783	call memmove
		1784	ret
		1785	kbnoshift:
		1786	dec ecx
		1787	jnz kbnoalt
		1788	mov ebx, keymap_alt
		1789	mov ecx, 128
		1790	call memmove
		1791	ret
		1792	kbnoalt:
		1793	sub ecx, 6
		1794	jnz kbnocountry
		1795	mov word [keyboard], dx
		1796	ret
		1797	kbnocountry:
		1798	mov [esp+32], dword 1
		1799	ret
		1800	nsyse2:
		1801	dec ebx ; CD
		1802	jnz nsyse4
		1803
		1804	test ecx, ecx
		1805	jz nosesl
		1806
		1807	cmp ecx, 4
		1808	ja nosesl
		1809	mov [cd_base], cl
		1810
		1811	dec ecx
		1812	jnz noprma
3726	clevermous	1813	mov eax, [hd_address_table]
		1814	mov [cdbase], eax ;0x1f0
2288	clevermous	1815	mov [cdid], 0xa0
		1816	noprma:
		1817
		1818	dec ecx
		1819	jnz noprsl
3726	clevermous	1820	mov eax, [hd_address_table]
		1821	mov [cdbase], eax ;0x1f0
2288	clevermous	1822	mov [cdid], 0xb0
		1823	noprsl:
		1824	dec ecx
		1825	jnz nosema
3726	clevermous	1826	mov eax, [hd_address_table+16]
		1827	mov [cdbase], eax ;0x170
2288	clevermous	1828	mov [cdid], 0xa0
		1829	nosema:
		1830	dec ecx
		1831	jnz nosesl
3726	clevermous	1832	mov eax, [hd_address_table+16]
		1833	mov [cdbase], eax ;0x170
2288	clevermous	1834	mov [cdid], 0xb0
		1835	nosesl:
		1836	ret
		1837
		1838	iglobal
		1839	cd_base db 0
		1840
		1841	endg
		1842	nsyse4:
		1843
		1844	sub ebx, 2 ; SYSTEM LANGUAGE
		1845	jnz nsyse5
		1846	mov [syslang], ecx
		1847	ret
		1848	nsyse5:
		1849
3742	clevermous	1850	sub ebx, 2 ; HD BASE - obsolete
2288	clevermous	1851	jnz nsyse7
		1852
		1853	nosethd:
		1854	ret
		1855
		1856	nsyse7:
		1857
3742	clevermous	1858	; cmp eax,8 ; HD PARTITION - obsolete
2288	clevermous	1859	dec ebx
		1860	jnz nsyse8
		1861	ret
		1862
		1863	nsyse8:
		1864	; cmp eax,11 ; ENABLE LBA READ
		1865	and ecx, 1
		1866	sub ebx, 3
		1867	jnz no_set_lba_read
		1868	mov [lba_read_enabled], ecx
		1869	ret
		1870
		1871	no_set_lba_read:
		1872	; cmp eax,12 ; ENABLE PCI ACCESS
		1873	dec ebx
		1874	jnz sys_setup_err
		1875	mov [pci_access_enabled], ecx
		1876	ret
		1877
		1878	sys_setup_err:
		1879	or [esp+32], dword -1
		1880	ret
		1881
		1882	align 4
		1883
		1884	sys_getsetup:
		1885
		1886	; 1=roland mpu midi base , base io address
		1887	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1888	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1889	; 5=system language, 1eng 2fi 3ger 4rus
		1890	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1891	; 8=fat32 partition in hd
		1892	; 9=get hs timer tic
		1893
		1894	; cmp eax,1
		1895	dec ebx
		1896	jnz ngsyse1
		1897	movzx eax, [midi_base]
		1898	mov [esp+32], eax
		1899	ret
		1900	ngsyse1:
		1901	; cmp eax,2
		1902	dec ebx
		1903	jnz ngsyse2
		1904
		1905	mov edi, [TASK_BASE]
		1906	mov ebx, [edi+TASKDATA.mem_start]
		1907	add ebx, edx
		1908
		1909	; cmp ebx,1
		1910	dec ecx
		1911	jnz kbnobaseret
		1912	mov eax, keymap
		1913	mov ecx, 128
		1914	call memmove
		1915	ret
		1916	kbnobaseret:
		1917	; cmp ebx,2
		1918	dec ecx
		1919	jnz kbnoshiftret
		1920
		1921	mov eax, keymap_shift
		1922	mov ecx, 128
		1923	call memmove
		1924	ret
		1925	kbnoshiftret:
		1926	; cmp ebx,3
		1927	dec ecx
		1928	jne kbnoaltret
		1929
		1930	mov eax, keymap_alt
		1931	mov ecx, 128
		1932	call memmove
		1933	ret
		1934	kbnoaltret:
		1935	; cmp ebx,9
		1936	sub ecx, 6
		1937	jnz ngsyse2
		1938	movzx eax, word [keyboard]
		1939	mov [esp+32], eax
		1940	ret
		1941
		1942
		1943	ngsyse2:
		1944	; cmp eax,3
		1945	dec ebx
		1946	jnz ngsyse3
		1947	movzx eax, [cd_base]
		1948	mov [esp+32], eax
		1949	ret
		1950	ngsyse3:
		1951	; cmp eax,5
		1952	sub ebx, 2
		1953	jnz ngsyse5
		1954	mov eax, [syslang]
		1955	mov [esp+32], eax
		1956	ret
		1957	ngsyse5:
		1958	; cmp eax,7
		1959	sub ebx, 2
		1960	jnz ngsyse7
3742	clevermous	1961	xor eax, eax
2288	clevermous	1962	mov [esp+32], eax
		1963	ret
		1964	ngsyse7:
		1965	; cmp eax,8
		1966	dec ebx
		1967	jnz ngsyse8
		1968	mov eax, [fat32part]
		1969	mov [esp+32], eax
		1970	ret
		1971	ngsyse8:
		1972	; cmp eax,9
		1973	dec ebx
		1974	jnz ngsyse9
		1975	mov eax, [timer_ticks];[0xfdf0]
		1976	mov [esp+32], eax
		1977	ret
		1978	ngsyse9:
		1979	; cmp eax,11
		1980	sub ebx, 2
		1981	jnz ngsyse11
		1982	mov eax, [lba_read_enabled]
		1983	mov [esp+32], eax
		1984	ret
		1985	ngsyse11:
		1986	; cmp eax,12
		1987	dec ebx
		1988	jnz ngsyse12
		1989	mov eax, [pci_access_enabled]
		1990	mov [esp+32], eax
		1991	ret
		1992	ngsyse12:
		1993	mov [esp+32], dword 1
		1994	ret
		1995
		1996
		1997	get_timer_ticks:
		1998	mov eax, [timer_ticks]
		1999	ret
		2000
		2001	iglobal
		2002	align 4
		2003	mousefn dd msscreen, mswin, msbutton, msset
		2004	dd app_load_cursor
		2005	dd app_set_cursor
		2006	dd app_delete_cursor
		2007	dd msz
		2008	endg
		2009
		2010	readmousepos:
		2011
		2012	; eax=0 screen relative
		2013	; eax=1 window relative
		2014	; eax=2 buttons pressed
		2015	; eax=3 set mouse pos ; reserved
		2016	; eax=4 load cursor
		2017	; eax=5 set cursor
		2018	; eax=6 delete cursor ; reserved
		2019	; eax=7 get mouse_z
		2020
		2021	cmp ebx, 7
		2022	ja msset
		2023	jmp [mousefn+ebx*4]
		2024	msscreen:
		2025	mov eax, [MOUSE_X]
		2026	shl eax, 16
		2027	mov ax, [MOUSE_Y]
		2028	mov [esp+36-4], eax
		2029	ret
		2030	mswin:
		2031	mov eax, [MOUSE_X]
		2032	shl eax, 16
		2033	mov ax, [MOUSE_Y]
		2034	mov esi, [TASK_BASE]
		2035	mov bx, word [esi-twdw+WDATA.box.left]
		2036	shl ebx, 16
		2037	mov bx, word [esi-twdw+WDATA.box.top]
		2038	sub eax, ebx
		2039
		2040	mov edi, [CURRENT_TASK]
		2041	shl edi, 8
		2042	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		2043	rol eax, 16
		2044	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		2045	rol eax, 16
		2046	mov [esp+36-4], eax
		2047	ret
		2048	msbutton:
		2049	movzx eax, byte [BTN_DOWN]
		2050	mov [esp+36-4], eax
		2051	ret
		2052	msz:
		2053	mov edi, [TASK_COUNT]
		2054	movzx edi, word [WIN_POS + edi*2]
		2055	cmp edi, [CURRENT_TASK]
		2056	jne @f
		2057	mov ax, [MOUSE_SCROLL_H]
		2058	shl eax, 16
		2059	mov ax, [MOUSE_SCROLL_V]
		2060	mov [esp+36-4], eax
		2061	and [MOUSE_SCROLL_H], word 0
		2062	and [MOUSE_SCROLL_V], word 0
		2063	ret
		2064	@@:
		2065	and [esp+36-4], dword 0
		2066	; ret
		2067	msset:
		2068	ret
		2069
		2070	app_load_cursor:
		2071	cmp ecx, OS_BASE
		2072	jae msset
		2073	stdcall load_cursor, ecx, edx
		2074	mov [esp+36-4], eax
		2075	ret
		2076
		2077	app_set_cursor:
		2078	stdcall set_cursor, ecx
		2079	mov [esp+36-4], eax
		2080	ret
		2081
		2082	app_delete_cursor:
		2083	stdcall delete_cursor, ecx
		2084	mov [esp+36-4], eax
		2085	ret
		2086
		2087	is_input:
		2088
		2089	push edx
		2090	mov dx, word [midisp]
		2091	in al, dx
		2092	and al, 0x80
		2093	pop edx
		2094	ret
		2095
		2096	is_output:
		2097
		2098	push edx
		2099	mov dx, word [midisp]
		2100	in al, dx
		2101	and al, 0x40
		2102	pop edx
		2103	ret
		2104
		2105
		2106	get_mpu_in:
		2107
		2108	push edx
		2109	mov dx, word [mididp]
		2110	in al, dx
		2111	pop edx
		2112	ret
		2113
		2114
		2115	put_mpu_out:
		2116
		2117	push edx
		2118	mov dx, word [mididp]
		2119	out dx, al
		2120	pop edx
		2121	ret
		2122
		2123
		2124
		2125	align 4
		2126
		2127	sys_midi:
		2128	cmp [mididp], 0
		2129	jnz sm0
		2130	mov [esp+36], dword 1
		2131	ret
		2132	sm0:
		2133	and [esp+36], dword 0
		2134	dec ebx
		2135	jnz smn1
		2136	; call setuart
		2137	su1:
		2138	call is_output
		2139	test al, al
		2140	jnz su1
		2141	mov dx, word [midisp]
		2142	mov al, 0xff
		2143	out dx, al
		2144	su2:
		2145	mov dx, word [midisp]
		2146	mov al, 0xff
		2147	out dx, al
		2148	call is_input
		2149	test al, al
		2150	jnz su2
		2151	call get_mpu_in
		2152	cmp al, 0xfe
		2153	jnz su2
		2154	su3:
		2155	call is_output
		2156	test al, al
		2157	jnz su3
		2158	mov dx, word [midisp]
		2159	mov al, 0x3f
		2160	out dx, al
		2161	ret
		2162	smn1:
		2163	dec ebx
		2164	jnz smn2
		2165	sm10:
		2166	call get_mpu_in
		2167	call is_output
		2168	test al, al
		2169	jnz sm10
		2170	mov al, bl
		2171	call put_mpu_out
		2172	smn2:
		2173	ret
		2174
		2175	detect_devices:
		2176	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2177	;include 'detect/commouse.inc'
		2178	;include 'detect/ps2mouse.inc'
		2179	;include 'detect/dev_fd.inc'
		2180	;include 'detect/dev_hdcd.inc'
		2181	;include 'detect/sear_par.inc'
		2182	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2183	ret
		2184
		2185	sys_end:
2430	mario79	2186	;--------------------------------------
		2187	cmp [_display.select_cursor], 0
		2188	je @f
		2189	; restore default cursor before killing
		2190	pusha
		2191	mov ecx, [current_slot]
2435	mario79	2192	call restore_default_cursor_before_killing
2430	mario79	2193	popa
		2194	@@:
		2195	;--------------------------------------
3545	hidnplayr	2196	; kill all sockets this process owns
		2197	pusha
		2198	mov edx, [TASK_BASE]
		2199	mov edx, [edx+TASKDATA.pid]
		2200	call SOCKET_process_end
		2201	popa
		2202	;--------------------------------------
2288	clevermous	2203	mov ecx, [current_slot]
		2204	mov eax, [ecx+APPDATA.tls_base]
		2205	test eax, eax
		2206	jz @F
		2207
		2208	stdcall user_free, eax
		2209	@@:
		2210
		2211	mov eax, [TASK_BASE]
		2212	mov [eax+TASKDATA.state], 3; terminate this program
3534	clevermous	2213	call wakeup_osloop
2288	clevermous	2214
3597	Serge	2215	.waitterm: ; wait here for termination
		2216	call change_task
		2217	jmp .waitterm
2435	mario79	2218	;------------------------------------------------------------------------------
2452	mario79	2219	align 4
2435	mario79	2220	restore_default_cursor_before_killing:
2468	mario79	2221	pushfd
		2222	cli
2435	mario79	2223	mov eax, [def_cursor]
		2224	mov [ecx+APPDATA.cursor], eax
2288	clevermous	2225
2435	mario79	2226	movzx eax, word [MOUSE_Y]
		2227	movzx ebx, word [MOUSE_X]
2446	mario79	2228	; mov ecx, [Screen_Max_X]
		2229	; inc ecx
		2230	; mul ecx
		2231	mov eax, [d_width_calc_area + eax*4]
		2232
2435	mario79	2233	add eax, [_WinMapAddress]
		2234	movzx edx, byte [ebx+eax]
		2235	shl edx, 8
		2236	mov esi, [edx+SLOT_BASE+APPDATA.cursor]
2452	mario79	2237
		2238	cmp esi, [current_cursor]
		2239	je @f
		2240
2435	mario79	2241	push esi
		2242	call [_display.select_cursor]
		2243	mov [current_cursor], esi
2452	mario79	2244	@@:
2450	mario79	2245	mov [redrawmouse_unconditional], 1
3534	clevermous	2246	call wakeup_osloop
2468	mario79	2247	popfd
2435	mario79	2248	ret
		2249	;------------------------------------------------------------------------------
2288	clevermous	2250	iglobal
		2251	align 4
		2252	sys_system_table:
		2253	dd sysfn_deactivate ; 1 = deactivate window
		2254	dd sysfn_terminate ; 2 = terminate thread
		2255	dd sysfn_activate ; 3 = activate window
		2256	dd sysfn_getidletime ; 4 = get idle time
		2257	dd sysfn_getcpuclock ; 5 = get cpu clock
		2258	dd sysfn_saveramdisk ; 6 = save ramdisk
		2259	dd sysfn_getactive ; 7 = get active window
		2260	dd sysfn_sound_flag ; 8 = get/set sound_flag
		2261	dd sysfn_shutdown ; 9 = shutdown with parameter
		2262	dd sysfn_minimize ; 10 = minimize window
		2263	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		2264	dd sysfn_lastkey ; 12 = get last pressed key
		2265	dd sysfn_getversion ; 13 = get kernel version
		2266	dd sysfn_waitretrace ; 14 = wait retrace
		2267	dd sysfn_centermouse ; 15 = center mouse cursor
		2268	dd sysfn_getfreemem ; 16 = get free memory size
		2269	dd sysfn_getallmem ; 17 = get total memory size
		2270	dd sysfn_terminate2 ; 18 = terminate thread using PID
		2271	; instead of slot
		2272	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		2273	dd sysfn_meminfo ; 20 = get extended memory info
		2274	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		2275	dd sysfn_min_rest_window ; 22 = minimize and restore any window
2648	mario79	2276	dd sysfn_min_windows ; 23 = minimize all windows
2654	mario79	2277	dd sysfn_set_screen_sizes ; 24 = set screen sizes for Vesa
2288	clevermous	2278	sysfn_num = ($ - sys_system_table)/4
		2279	endg
		2280	;------------------------------------------------------------------------------
		2281	sys_system:
		2282	dec ebx
		2283	cmp ebx, sysfn_num
		2284	jae @f
		2285	jmp dword [sys_system_table + ebx*4]
		2286	@@:
		2287	ret
		2288	;------------------------------------------------------------------------------
		2289	sysfn_shutdown: ; 18.9 = system shutdown
		2290	cmp ecx, 1
		2291	jl exit_for_anyone
		2292	cmp ecx, 4
		2293	jg exit_for_anyone
3732	Serge	2294	mov [BOOT_VARS+0x9030], cl
2288	clevermous	2295
		2296	mov eax, [TASK_COUNT]
		2297	mov [SYS_SHUTDOWN], al
		2298	mov [shutdown_processes], eax
3534	clevermous	2299	call wakeup_osloop
2288	clevermous	2300	and dword [esp+32], 0
		2301	exit_for_anyone:
		2302	ret
		2303	uglobal
		2304	shutdown_processes:
		2305	dd 0x0
		2306	endg
		2307	;------------------------------------------------------------------------------
		2308	sysfn_terminate: ; 18.2 = TERMINATE
2472	mario79	2309	push ecx
2288	clevermous	2310	cmp ecx, 2
		2311	jb noprocessterminate
		2312	mov edx, [TASK_COUNT]
		2313	cmp ecx, edx
		2314	ja noprocessterminate
		2315	mov eax, [TASK_COUNT]
		2316	shl ecx, 5
		2317	mov edx, [ecx+CURRENT_TASK+TASKDATA.pid]
		2318	add ecx, CURRENT_TASK+TASKDATA.state
		2319	cmp byte [ecx], 9
		2320	jz noprocessterminate
3296	clevermous	2321	push ecx edx
		2322	lea edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
		2323	call request_terminate
		2324	pop edx ecx
		2325	test eax, eax
		2326	jz noprocessterminate
2430	mario79	2327	;--------------------------------------
3545	hidnplayr	2328	; terminate all network sockets it used
		2329	pusha
		2330	mov eax, edx
		2331	call SOCKET_process_end
		2332	popa
		2333	;--------------------------------------
2430	mario79	2334	cmp [_display.select_cursor], 0
2452	mario79	2335	je .restore_end
2430	mario79	2336	; restore default cursor before killing
		2337	pusha
		2338	mov ecx, [esp+32]
		2339	shl ecx, 8
2435	mario79	2340	add ecx, SLOT_BASE
2452	mario79	2341	mov eax, [def_cursor]
		2342	cmp [ecx+APPDATA.cursor], eax
		2343	je @f
2435	mario79	2344	call restore_default_cursor_before_killing
2452	mario79	2345	@@:
2430	mario79	2346	popa
2452	mario79	2347	.restore_end:
2430	mario79	2348	;--------------------------------------
2288	clevermous	2349	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2350	mov [ecx], byte 3; clear possible i40's
3534	clevermous	2351	call wakeup_osloop
2288	clevermous	2352	;call MEM_Heap_UnLock
		2353
3534	clevermous	2354	cmp edx, [application_table_owner]; clear app table stat
2288	clevermous	2355	jne noatsc
3534	clevermous	2356	call unlock_application_table
2468	mario79	2357	noatsc:
		2358	noprocessterminate:
2472	mario79	2359	add esp, 4
2288	clevermous	2360	ret
		2361	;------------------------------------------------------------------------------
		2362	sysfn_terminate2:
		2363	;lock application_table_status mutex
		2364	.table_status:
3534	clevermous	2365	call lock_application_table
2288	clevermous	2366	mov eax, ecx
		2367	call pid_to_slot
		2368	test eax, eax
		2369	jz .not_found
		2370	mov ecx, eax
		2371	cli
		2372	call sysfn_terminate
3534	clevermous	2373	call unlock_application_table
2288	clevermous	2374	sti
		2375	and dword [esp+32], 0
		2376	ret
		2377	.not_found:
3534	clevermous	2378	call unlock_application_table
2288	clevermous	2379	or dword [esp+32], -1
		2380	ret
		2381	;------------------------------------------------------------------------------
		2382	sysfn_deactivate: ; 18.1 = DEACTIVATE WINDOW
		2383	cmp ecx, 2
		2384	jb .nowindowdeactivate
		2385	cmp ecx, [TASK_COUNT]
		2386	ja .nowindowdeactivate
2408	Serge	2387
2288	clevermous	2388	movzx esi, word [WIN_STACK + ecx*2]
		2389	cmp esi, 1
		2390	je .nowindowdeactivate ; already deactive
		2391
		2392	mov edi, ecx
		2393	shl edi, 5
		2394	add edi, window_data
		2395	movzx esi, word [WIN_STACK + ecx * 2]
		2396	lea esi, [WIN_POS + esi * 2]
		2397	call window._.window_deactivate
2408	Serge	2398
2288	clevermous	2399	call syscall_display_settings._.calculate_whole_screen
		2400	call syscall_display_settings._.redraw_whole_screen
		2401	.nowindowdeactivate:
		2402	ret
3455	mario79	2403	;------------------------------------------------------------------------------
2288	clevermous	2404	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
		2405	cmp ecx, 2
		2406	jb .nowindowactivate
		2407	cmp ecx, [TASK_COUNT]
		2408	ja .nowindowactivate
3455	mario79	2409	;-------------------------------------
		2410	@@:
		2411	; If the window is captured and moved by the user,
		2412	; then you can't change the position in window stack!!!
		2413	mov al, [mouse.active_sys_window.action]
		2414	and al, WINDOW_MOVE_AND_RESIZE_FLAGS
		2415	test al, al
		2416	jz @f
		2417	call change_task
		2418	jmp @b
		2419	@@:
		2420	;-------------------------------------
2288	clevermous	2421	mov [window_minimize], 2; restore window if minimized
3534	clevermous	2422	call wakeup_osloop
2288	clevermous	2423
		2424	movzx esi, word [WIN_STACK + ecx*2]
		2425	cmp esi, [TASK_COUNT]
		2426	je .nowindowactivate; already active
		2427
		2428	mov edi, ecx
		2429	shl edi, 5
		2430	add edi, window_data
		2431	movzx esi, word [WIN_STACK + ecx * 2]
		2432	lea esi, [WIN_POS + esi * 2]
		2433	call waredraw
		2434	.nowindowactivate:
		2435	ret
		2436	;------------------------------------------------------------------------------
		2437	sysfn_getidletime: ; 18.4 = GET IDLETIME
3534	clevermous	2438	mov eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
2288	clevermous	2439	mov [esp+32], eax
		2440	ret
		2441	;------------------------------------------------------------------------------
		2442	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
3481	Serge	2443	mov eax, dword [cpu_freq]
2288	clevermous	2444	mov [esp+32], eax
		2445	ret
		2446	;------------------------------------------------------------------------------
3481	Serge	2447	get_cpu_freq:
		2448	mov eax, dword [cpu_freq]
		2449	mov edx, dword [cpu_freq+4]
		2450	ret
2288	clevermous	2451	; SAVE ramdisk to /hd/1/menuet.img
		2452	;!!!!!!!!!!!!!!!!!!!!!!!!
		2453	include 'blkdev/rdsave.inc'
		2454	;!!!!!!!!!!!!!!!!!!!!!!!!
		2455	;------------------------------------------------------------------------------
		2456	align 4
		2457	sysfn_getactive: ; 18.7 = get active window
		2458	mov eax, [TASK_COUNT]
		2459	movzx eax, word [WIN_POS + eax*2]
		2460	mov [esp+32], eax
		2461	ret
		2462	;------------------------------------------------------------------------------
		2463	sysfn_sound_flag: ; 18.8 = get/set sound_flag
		2464	; cmp ecx,1
		2465	dec ecx
		2466	jnz nogetsoundflag
		2467	movzx eax, byte [sound_flag]; get sound_flag
		2468	mov [esp+32], eax
		2469	ret
		2470	nogetsoundflag:
		2471	; cmp ecx,2
		2472	dec ecx
		2473	jnz nosoundflag
		2474	xor byte [sound_flag], 1
		2475	nosoundflag:
		2476	ret
		2477	;------------------------------------------------------------------------------
		2478	sysfn_minimize: ; 18.10 = minimize window
		2479	mov [window_minimize], 1
3534	clevermous	2480	call wakeup_osloop
2288	clevermous	2481	ret
		2482	;------------------------------------------------------------------------------
		2483	align 4
		2484	sysfn_getdiskinfo: ; 18.11 = get disk info table
		2485	; cmp ecx,1
		2486	dec ecx
		2487	jnz full_table
		2488	small_table:
		2489	call for_all_tables
		2490	mov ecx, 10
		2491	cld
		2492	rep movsb
		2493	ret
		2494	for_all_tables:
		2495	mov edi, edx
		2496	mov esi, DRIVE_DATA
		2497	ret
		2498	full_table:
		2499	; cmp ecx,2
		2500	dec ecx
		2501	jnz exit_for_anyone
		2502	call for_all_tables
3627	Serge	2503	mov ecx, DRIVE_DATA_SIZE/4
2288	clevermous	2504	cld
		2505	rep movsd
		2506	ret
		2507	;------------------------------------------------------------------------------
		2508	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2509	and dword [esp+32], 0
		2510	ret
		2511	;------------------------------------------------------------------------------
		2512	sysfn_getversion: ; 18.13 = get kernel ID and version
		2513	mov edi, ecx
		2514	mov esi, version_inf
		2515	mov ecx, version_end-version_inf
		2516	rep movsb
		2517	ret
		2518	;------------------------------------------------------------------------------
		2519	sysfn_waitretrace: ; 18.14 = sys wait retrace
		2520	;wait retrace functions
		2521	sys_wait_retrace:
		2522	mov edx, 0x3da
		2523	WaitRetrace_loop:
		2524	in al, dx
		2525	test al, 1000b
		2526	jz WaitRetrace_loop
		2527	and [esp+32], dword 0
		2528	ret
		2529	;------------------------------------------------------------------------------
		2530	align 4
		2531	sysfn_centermouse: ; 18.15 = mouse centered
		2532	; removed here by
		2533	; call mouse_centered
		2534	;* mouse centered - start code- Mario79
		2535	;mouse_centered:
		2536	; push eax
		2537	mov eax, [Screen_Max_X]
		2538	shr eax, 1
		2539	mov [MOUSE_X], ax
		2540	mov eax, [Screen_Max_Y]
		2541	shr eax, 1
		2542	mov [MOUSE_Y], ax
3534	clevermous	2543	call wakeup_osloop
2288	clevermous	2544	; ret
		2545	;* mouse centered - end code- Mario79
		2546	xor eax, eax
		2547	and [esp+32], eax
		2548	; pop eax
		2549	ret
		2550	;------------------------------------------------------------------------------
		2551	align 4
		2552	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2553	test ecx, ecx; get mouse speed factor
		2554	jnz .set_mouse_acceleration
		2555	xor eax, eax
		2556	mov ax, [mouse_speed_factor]
		2557	mov [esp+32], eax
		2558	ret
		2559	.set_mouse_acceleration:
		2560	; cmp ecx,1 ; set mouse speed factor
		2561	dec ecx
		2562	jnz .get_mouse_delay
		2563	mov [mouse_speed_factor], dx
		2564	ret
		2565	.get_mouse_delay:
		2566	; cmp ecx,2 ; get mouse delay
		2567	dec ecx
		2568	jnz .set_mouse_delay
		2569	mov eax, [mouse_delay]
		2570	mov [esp+32], eax
		2571	ret
		2572	.set_mouse_delay:
		2573	; cmp ecx,3 ; set mouse delay
		2574	dec ecx
		2575	jnz .set_pointer_position
		2576	mov [mouse_delay], edx
		2577	ret
		2578	.set_pointer_position:
		2579	; cmp ecx,4 ; set mouse pointer position
		2580	dec ecx
		2581	jnz .set_mouse_button
		2582	cmp dx, word[Screen_Max_Y]
		2583	ja .end
		2584	rol edx, 16
		2585	cmp dx, word[Screen_Max_X]
		2586	ja .end
		2587	mov [MOUSE_X], edx
4381	hidnplayr	2588	mov [mouse_active], 1
3534	clevermous	2589	call wakeup_osloop
2288	clevermous	2590	ret
		2591	.set_mouse_button:
		2592	; cmp ecx,5 ; set mouse button features
		2593	dec ecx
		2594	jnz .end
		2595	mov [BTN_DOWN], dl
		2596	mov [mouse_active], 1
3534	clevermous	2597	call wakeup_osloop
2288	clevermous	2598	.end:
		2599	ret
		2600	;------------------------------------------------------------------------------
		2601	sysfn_getfreemem:
		2602	mov eax, [pg_data.pages_free]
		2603	shl eax, 2
		2604	mov [esp+32], eax
		2605	ret
2648	mario79	2606	;------------------------------------------------------------------------------
2288	clevermous	2607	sysfn_getallmem:
		2608	mov eax, [MEM_AMOUNT]
		2609	shr eax, 10
		2610	mov [esp+32], eax
		2611	ret
2648	mario79	2612	;------------------------------------------------------------------------------
2288	clevermous	2613	sysfn_pid_to_slot:
		2614	mov eax, ecx
		2615	call pid_to_slot
		2616	mov [esp+32], eax
		2617	ret
2648	mario79	2618	;------------------------------------------------------------------------------
2288	clevermous	2619	sysfn_min_rest_window:
		2620	pushad
		2621	mov eax, edx ; ebx - operating
		2622	shr ecx, 1
		2623	jnc @f
		2624	call pid_to_slot
		2625	@@:
		2626	or eax, eax ; eax - number of slot
		2627	jz .error
		2628	cmp eax, 255 ; varify maximal slot number
		2629	ja .error
		2630	movzx eax, word [WIN_STACK + eax*2]
		2631	shr ecx, 1
		2632	jc .restore
		2633	; .minimize:
		2634	call minimize_window
		2635	jmp .exit
		2636	.restore:
		2637	call restore_minimized_window
		2638	.exit:
		2639	popad
		2640	xor eax, eax
		2641	mov [esp+32], eax
		2642	ret
		2643	.error:
		2644	popad
		2645	xor eax, eax
		2646	dec eax
		2647	mov [esp+32], eax
		2648	ret
2648	mario79	2649	;------------------------------------------------------------------------------
		2650	sysfn_min_windows:
		2651	call minimize_all_window
		2652	mov [esp+32], eax
		2653	call change_task
		2654	ret
		2655	;------------------------------------------------------------------------------
2654	mario79	2656	sysfn_set_screen_sizes:
		2657	cmp [SCR_MODE], word 0x13
		2658	jbe .exit
		2659
		2660	cmp [_display.select_cursor], select_cursor
		2661	jne .exit
		2662
		2663	cmp ecx, [display_width_standard]
		2664	ja .exit
		2665
		2666	cmp edx, [display_height_standard]
		2667	ja .exit
		2668
		2669	pushfd
		2670	cli
		2671	mov eax, ecx
3606	Serge	2672	mov ecx, [_display.pitch]
2654	mario79	2673	mov [_display.width], eax
		2674	dec eax
		2675	mov [_display.height], edx
		2676	dec edx
		2677	; eax - new Screen_Max_X
		2678	; edx - new Screen_Max_Y
		2679	mov [do_not_touch_winmap], 1
		2680	call set_screen
		2681	mov [do_not_touch_winmap], 0
		2682	popfd
		2683	call change_task
		2684	.exit:
		2685	ret
		2686	;------------------------------------------------------------------------------
2288	clevermous	2687	uglobal
		2688	screen_workarea RECT
2654	mario79	2689	display_width_standard dd 0
		2690	display_height_standard dd 0
		2691	do_not_touch_winmap db 0
2288	clevermous	2692	window_minimize db 0
		2693	sound_flag db 0
2654	mario79	2694
2288	clevermous	2695	endg
		2696
		2697	UID_NONE=0
		2698	UID_MENUETOS=1 ;official
		2699	UID_KOLIBRI=2 ;russian
		2700
		2701	iglobal
		2702	version_inf:
3454	mario79	2703	db 0,7,7,0 ; version 0.7.7.0
		2704	db 0
		2705	.rev dd __REV__
2288	clevermous	2706	version_end:
		2707	endg
2515	mario79	2708	;------------------------------------------------------------------------------
		2709	align 4
2288	clevermous	2710	sys_cachetodiskette:
		2711	cmp ebx, 1
4273	clevermous	2712	jb .no_floppy_save
2288	clevermous	2713	cmp ebx, 2
4273	clevermous	2714	ja .no_floppy_save
2288	clevermous	2715	call save_image
4273	clevermous	2716	mov [esp + 32], eax
		2717	ret
		2718	.no_floppy_save:
2288	clevermous	2719	mov [esp + 32], dword 1
		2720	ret
2515	mario79	2721	;------------------------------------------------------------------------------
2288	clevermous	2722	uglobal
		2723	; bgrchanged dd 0x0
		2724	align 4
		2725	bgrlockpid dd 0
		2726	bgrlock db 0
		2727	endg
2515	mario79	2728	;------------------------------------------------------------------------------
		2729	align 4
2288	clevermous	2730	sys_background:
		2731	cmp ebx, 1 ; BACKGROUND SIZE
		2732	jnz nosb1
		2733	test ecx, ecx
		2734	jz sbgrr
2547	mario79	2735
2288	clevermous	2736	test edx, edx
		2737	jz sbgrr
2515	mario79	2738	;--------------------------------------
		2739	align 4
2288	clevermous	2740	@@:
		2741	;;Maxis use atomic bts for mutexes 4.4.2009
		2742	bts dword [bgrlock], 0
		2743	jnc @f
		2744	call change_task
		2745	jmp @b
2515	mario79	2746	;--------------------------------------
		2747	align 4
2288	clevermous	2748	@@:
		2749	mov [BgrDataWidth], ecx
		2750	mov [BgrDataHeight], edx
		2751	; mov [bgrchanged],1
		2752
		2753	pushad
		2754	; return memory for old background
		2755	mov eax, [img_background]
		2756	cmp eax, static_background_data
		2757	jz @f
		2758	stdcall kernel_free, eax
2515	mario79	2759	;--------------------------------------
		2760	align 4
2288	clevermous	2761	@@:
		2762	; calculate RAW size
		2763	xor eax, eax
		2764	inc eax
		2765	cmp [BgrDataWidth], eax
		2766	jae @f
		2767	mov [BgrDataWidth], eax
2515	mario79	2768	;--------------------------------------
		2769	align 4
2288	clevermous	2770	@@:
		2771	cmp [BgrDataHeight], eax
		2772	jae @f
		2773	mov [BgrDataHeight], eax
2515	mario79	2774	;--------------------------------------
		2775	align 4
2288	clevermous	2776	@@:
		2777	mov eax, [BgrDataWidth]
		2778	imul eax, [BgrDataHeight]
		2779	lea eax, [eax*3]
2464	mario79	2780	; it is reserved with aligned to the boundary of 4 KB pages,
		2781	; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
		2782	; because the 32 bit read is used for high performance: "mov eax,[esi]"
		2783	shr eax, 12
		2784	inc eax
		2785	shl eax, 12
2288	clevermous	2786	mov [mem_BACKGROUND], eax
		2787	; get memory for new background
		2788	stdcall kernel_alloc, eax
		2789	test eax, eax
		2790	jz .memfailed
		2791	mov [img_background], eax
		2792	jmp .exit
2515	mario79	2793	;--------------------------------------
		2794	align 4
2288	clevermous	2795	.memfailed:
		2796	; revert to static monotone data
		2797	mov [img_background], static_background_data
		2798	xor eax, eax
		2799	inc eax
		2800	mov [BgrDataWidth], eax
		2801	mov [BgrDataHeight], eax
		2802	mov [mem_BACKGROUND], 4
2515	mario79	2803	;--------------------------------------
		2804	align 4
2288	clevermous	2805	.exit:
		2806	popad
		2807	mov [bgrlock], 0
2515	mario79	2808	;--------------------------------------
		2809	align 4
		2810	sbgrr:
2288	clevermous	2811	ret
2515	mario79	2812	;------------------------------------------------------------------------------
		2813	align 4
2288	clevermous	2814	nosb1:
		2815	cmp ebx, 2 ; SET PIXEL
		2816	jnz nosb2
		2817
		2818	mov eax, [img_background]
		2819	test ecx, ecx
		2820	jz @f
		2821	cmp eax, static_background_data
		2822	jz .ret
2515	mario79	2823	;--------------------------------------
		2824	align 4
2288	clevermous	2825	@@:
		2826	mov ebx, [mem_BACKGROUND]
		2827	add ebx, 4095
		2828	and ebx, -4096
		2829	sub ebx, 4
		2830	cmp ecx, ebx
		2831	ja .ret
		2832
		2833	mov ebx, [eax+ecx]
		2834	and ebx, 0xFF000000;255256256*256
		2835	and edx, 0x00FFFFFF;255256256+255*256+255
		2836	add edx, ebx
		2837	mov [eax+ecx], edx
2515	mario79	2838	;--------------------------------------
		2839	align 4
2288	clevermous	2840	.ret:
		2841	ret
2515	mario79	2842	;------------------------------------------------------------------------------
		2843	align 4
2288	clevermous	2844	nosb2:
		2845	cmp ebx, 3 ; DRAW BACKGROUND
		2846	jnz nosb3
2515	mario79	2847	;--------------------------------------
		2848	align 4
2288	clevermous	2849	draw_background_temp:
		2850	mov [background_defined], 1
		2851	call force_redraw_background
2515	mario79	2852	;--------------------------------------
		2853	align 4
		2854	nosb31:
2288	clevermous	2855	ret
2515	mario79	2856	;------------------------------------------------------------------------------
		2857	align 4
		2858	nosb3:
2288	clevermous	2859	cmp ebx, 4 ; TILED / STRETCHED
		2860	jnz nosb4
		2861	cmp ecx, [BgrDrawMode]
		2862	je nosb41
		2863	mov [BgrDrawMode], ecx
2515	mario79	2864	;--------------------------------------
		2865	align 4
		2866	nosb41:
2288	clevermous	2867	ret
2515	mario79	2868	;------------------------------------------------------------------------------
		2869	align 4
		2870	nosb4:
2288	clevermous	2871	cmp ebx, 5 ; BLOCK MOVE TO BGR
		2872	jnz nosb5
		2873	cmp [img_background], static_background_data
		2874	jnz @f
		2875	test edx, edx
		2876	jnz .fin
		2877	cmp esi, 4
		2878	ja .fin
2515	mario79	2879	;--------------------------------------
		2880	align 4
		2881	@@:
2288	clevermous	2882	; bughere
		2883	mov eax, ecx
		2884	mov ebx, edx
		2885	add ebx, [img_background];IMG_BACKGROUND
		2886	mov ecx, esi
		2887	call memmove
2515	mario79	2888	;--------------------------------------
		2889	align 4
		2890	.fin:
2288	clevermous	2891	ret
2515	mario79	2892	;------------------------------------------------------------------------------
		2893	align 4
		2894	nosb5:
2288	clevermous	2895	cmp ebx, 6
		2896	jnz nosb6
2515	mario79	2897	;--------------------------------------
		2898	align 4
2288	clevermous	2899	;;Maxis use atomic bts for mutex 4.4.2009
		2900	@@:
		2901	bts dword [bgrlock], 0
		2902	jnc @f
		2903	call change_task
		2904	jmp @b
2515	mario79	2905	;--------------------------------------
		2906	align 4
2288	clevermous	2907	@@:
		2908	mov eax, [CURRENT_TASK]
		2909	mov [bgrlockpid], eax
		2910	cmp [img_background], static_background_data
		2911	jz .nomem
		2912	stdcall user_alloc, [mem_BACKGROUND]
		2913	mov [esp+32], eax
		2914	test eax, eax
		2915	jz .nomem
		2916	mov ebx, eax
		2917	shr ebx, 12
		2918	or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
		2919	mov esi, [img_background]
		2920	shr esi, 12
		2921	mov ecx, [mem_BACKGROUND]
		2922	add ecx, 0xFFF
		2923	shr ecx, 12
2515	mario79	2924	;--------------------------------------
		2925	align 4
2288	clevermous	2926	.z:
		2927	mov eax, [page_tabs+ebx*4]
		2928	test al, 1
		2929	jz @f
		2930	call free_page
2515	mario79	2931	;--------------------------------------
		2932	align 4
2288	clevermous	2933	@@:
		2934	mov eax, [page_tabs+esi*4]
		2935	or al, PG_UW
		2936	mov [page_tabs+ebx*4], eax
		2937	mov eax, ebx
		2938	shl eax, 12
		2939	invlpg [eax]
		2940	inc ebx
		2941	inc esi
		2942	loop .z
		2943	ret
2515	mario79	2944	;--------------------------------------
		2945	align 4
2288	clevermous	2946	.nomem:
		2947	and [bgrlockpid], 0
		2948	mov [bgrlock], 0
2515	mario79	2949	;------------------------------------------------------------------------------
		2950	align 4
2288	clevermous	2951	nosb6:
		2952	cmp ebx, 7
		2953	jnz nosb7
		2954	cmp [bgrlock], 0
		2955	jz .err
		2956	mov eax, [CURRENT_TASK]
		2957	cmp [bgrlockpid], eax
		2958	jnz .err
		2959	mov eax, ecx
		2960	mov ebx, ecx
		2961	shr eax, 12
		2962	mov ecx, [page_tabs+(eax-1)*4]
		2963	test cl, USED_BLOCK+DONT_FREE_BLOCK
		2964	jz .err
		2965	jnp .err
		2966	push eax
		2967	shr ecx, 12
		2968	dec ecx
2515	mario79	2969	;--------------------------------------
		2970	align 4
2288	clevermous	2971	@@:
		2972	and dword [page_tabs+eax*4], 0
		2973	mov edx, eax
		2974	shl edx, 12
		2975	push eax
		2976	invlpg [edx]
		2977	pop eax
		2978	inc eax
		2979	loop @b
		2980	pop eax
		2981	and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
		2982	stdcall user_free, ebx
		2983	mov [esp+32], eax
		2984	and [bgrlockpid], 0
		2985	mov [bgrlock], 0
		2986	ret
2515	mario79	2987	;--------------------------------------
		2988	align 4
2288	clevermous	2989	.err:
		2990	and dword [esp+32], 0
		2991	ret
2515	mario79	2992	;------------------------------------------------------------------------------
		2993	align 4
2288	clevermous	2994	nosb7:
2515	mario79	2995	cmp ebx, 8
		2996	jnz nosb8
2537	mario79	2997
3536	clevermous	2998	mov ecx, [current_slot]
		2999	xor eax, eax
		3000	xchg eax, [ecx+APPDATA.draw_bgr_x]
2515	mario79	3001	mov [esp + 32], eax ; eax = [left]*65536 + [right]
3536	clevermous	3002	xor eax, eax
		3003	xchg eax, [ecx+APPDATA.draw_bgr_y]
2515	mario79	3004	mov [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288	clevermous	3005	ret
2515	mario79	3006	;------------------------------------------------------------------------------
		3007	align 4
		3008	nosb8:
2547	mario79	3009	cmp ebx, 9
		3010	jnz nosb9
		3011	; ecx = [left]*65536 + [right]
		3012	; edx = [top]*65536 + [bottom]
		3013	mov eax, [Screen_Max_X]
		3014	mov ebx, [Screen_Max_Y]
		3015	; check [right]
		3016	cmp cx, ax
		3017	ja .exit
		3018	; check [left]
		3019	ror ecx, 16
		3020	cmp cx, ax
		3021	ja .exit
		3022	; check [bottom]
		3023	cmp dx, bx
		3024	ja .exit
		3025	; check [top]
		3026	ror edx, 16
		3027	cmp dx, bx
		3028	ja .exit
		3029
		3030	movzx eax, cx ; [left]
		3031	movzx ebx, dx ; [top]
		3032
		3033	shr ecx, 16 ; [right]
		3034	shr edx, 16 ; [bottom]
		3035
		3036	mov [background_defined], 1
		3037
		3038	mov [draw_data+32 + RECT.left], eax
		3039	mov [draw_data+32 + RECT.top], ebx
		3040
		3041	mov [draw_data+32 + RECT.right], ecx
		3042	mov [draw_data+32 + RECT.bottom], edx
		3043
		3044	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3045	call wakeup_osloop
2547	mario79	3046	;--------------------------------------
		3047	align 4
		3048	.exit:
2515	mario79	3049	ret
		3050	;------------------------------------------------------------------------------
		3051	align 4
2547	mario79	3052	nosb9:
		3053	ret
		3054	;------------------------------------------------------------------------------
		3055	align 4
2537	mario79	3056	uglobal
		3057	BG_Rect_X_left_right dd 0x0
		3058	BG_Rect_Y_top_bottom dd 0x0
		3059	endg
		3060	;------------------------------------------------------------------------------
		3061	align 4
2288	clevermous	3062	force_redraw_background:
		3063	and [draw_data+32 + RECT.left], 0
		3064	and [draw_data+32 + RECT.top], 0
		3065	push eax ebx
		3066	mov eax, [Screen_Max_X]
		3067	mov ebx, [Screen_Max_Y]
		3068	mov [draw_data+32 + RECT.right], eax
		3069	mov [draw_data+32 + RECT.bottom], ebx
		3070	pop ebx eax
		3071	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3072	call wakeup_osloop
2288	clevermous	3073	ret
2515	mario79	3074	;------------------------------------------------------------------------------
2288	clevermous	3075	align 4
		3076	sys_getbackground:
		3077	; cmp eax,1 ; SIZE
		3078	dec ebx
		3079	jnz nogb1
		3080	mov eax, [BgrDataWidth]
		3081	shl eax, 16
3588	Serge	3082	mov ax, word [BgrDataHeight]
2288	clevermous	3083	mov [esp+32], eax
		3084	ret
2515	mario79	3085	;------------------------------------------------------------------------------
		3086	align 4
2288	clevermous	3087	nogb1:
		3088	; cmp eax,2 ; PIXEL
		3089	dec ebx
		3090	jnz nogb2
		3091
		3092	mov eax, [img_background]
		3093	test ecx, ecx
		3094	jz @f
		3095	cmp eax, static_background_data
		3096	jz .ret
2515	mario79	3097	;--------------------------------------
		3098	align 4
2288	clevermous	3099	@@:
		3100	mov ebx, [mem_BACKGROUND]
		3101	add ebx, 4095
		3102	and ebx, -4096
		3103	sub ebx, 4
		3104	cmp ecx, ebx
		3105	ja .ret
		3106
		3107	mov eax, [ecx+eax]
		3108
		3109	and eax, 0xFFFFFF
		3110	mov [esp+32], eax
2515	mario79	3111	;--------------------------------------
		3112	align 4
2288	clevermous	3113	.ret:
		3114	ret
2515	mario79	3115	;------------------------------------------------------------------------------
		3116	align 4
		3117	nogb2:
2288	clevermous	3118
		3119	; cmp eax,4 ; TILED / STRETCHED
		3120	dec ebx
		3121	dec ebx
		3122	jnz nogb4
		3123	mov eax, [BgrDrawMode]
2515	mario79	3124	;--------------------------------------
		3125	align 4
		3126	nogb4:
2288	clevermous	3127	mov [esp+32], eax
		3128	ret
2515	mario79	3129	;------------------------------------------------------------------------------
2288	clevermous	3130	align 4
		3131	sys_getkey:
		3132	mov [esp + 32], dword 1
		3133	; test main buffer
		3134	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3135	movzx ecx, word [WIN_STACK + ebx * 2]
		3136	mov edx, [TASK_COUNT]
		3137	cmp ecx, edx
		3138	jne .finish
		3139	cmp [KEY_COUNT], byte 0
		3140	je .finish
		3141	movzx eax, byte [KEY_BUFF]
		3142	shl eax, 8
		3143	push eax
		3144	dec byte [KEY_COUNT]
		3145	and byte [KEY_COUNT], 127
		3146	movzx ecx, byte [KEY_COUNT]
		3147	add ecx, 2
		3148	mov eax, KEY_BUFF + 1
		3149	mov ebx, KEY_BUFF
		3150	call memmove
		3151	pop eax
2515	mario79	3152	;--------------------------------------
		3153	align 4
2288	clevermous	3154	.ret_eax:
		3155	mov [esp + 32], eax
		3156	ret
2515	mario79	3157	;--------------------------------------
		3158	align 4
2288	clevermous	3159	.finish:
		3160	; test hotkeys buffer
		3161	mov ecx, hotkey_buffer
2515	mario79	3162	;--------------------------------------
		3163	align 4
2288	clevermous	3164	@@:
		3165	cmp [ecx], ebx
		3166	jz .found
		3167	add ecx, 8
		3168	cmp ecx, hotkey_buffer + 120 * 8
		3169	jb @b
		3170	ret
2515	mario79	3171	;--------------------------------------
		3172	align 4
2288	clevermous	3173	.found:
		3174	mov ax, [ecx + 6]
		3175	shl eax, 16
		3176	mov ah, [ecx + 4]
		3177	mov al, 2
		3178	and dword [ecx + 4], 0
		3179	and dword [ecx], 0
		3180	jmp .ret_eax
2515	mario79	3181	;------------------------------------------------------------------------------
2288	clevermous	3182	align 4
		3183	sys_getbutton:
		3184	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3185	mov [esp + 32], dword 1
		3186	movzx ecx, word [WIN_STACK + ebx * 2]
		3187	mov edx, [TASK_COUNT] ; less than 256 processes
		3188	cmp ecx, edx
		3189	jne .exit
		3190	movzx eax, byte [BTN_COUNT]
		3191	test eax, eax
		3192	jz .exit
		3193	mov eax, [BTN_BUFF]
		3194	and al, 0xFE ; delete left button bit
		3195	mov [BTN_COUNT], byte 0
		3196	mov [esp + 32], eax
2515	mario79	3197	;--------------------------------------
		3198	align 4
2288	clevermous	3199	.exit:
		3200	ret
2515	mario79	3201	;------------------------------------------------------------------------------
2288	clevermous	3202	align 4
		3203	sys_cpuusage:
		3204
		3205	; RETURN:
		3206	;
		3207	; +00 dword process cpu usage
		3208	; +04 word position in windowing stack
		3209	; +06 word windowing stack value at current position (cpu nro)
		3210	; +10 12 bytes name
		3211	; +22 dword start in mem
		3212	; +26 dword used mem
		3213	; +30 dword PID , process idenfification number
		3214	;
		3215
		3216	cmp ecx, -1 ; who am I ?
		3217	jne .no_who_am_i
		3218	mov ecx, [CURRENT_TASK]
		3219	.no_who_am_i:
		3220	cmp ecx, max_processes
		3221	ja .nofillbuf
		3222
		3223	; +4: word: position of the window of thread in the window stack
		3224	mov ax, [WIN_STACK + ecx * 2]
		3225	mov [ebx+4], ax
		3226	; +6: word: number of the thread slot, which window has in the window stack
		3227	; position ecx (has no relation to the specific thread)
		3228	mov ax, [WIN_POS + ecx * 2]
		3229	mov [ebx+6], ax
		3230
		3231	shl ecx, 5
		3232
		3233	; +0: dword: memory usage
		3234	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		3235	mov [ebx], eax
		3236	; +10: 11 bytes: name of the process
		3237	push ecx
		3238	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		3239	add ebx, 10
		3240	mov ecx, 11
		3241	call memmove
		3242	pop ecx
		3243
		3244	; +22: address of the process in memory
		3245	; +26: size of used memory - 1
		3246	push edi
		3247	lea edi, [ebx+12]
		3248	xor eax, eax
		3249	mov edx, 0x100000*16
		3250	cmp ecx, 1 shl 5
		3251	je .os_mem
		3252	mov edx, [SLOT_BASE+ecx*8+APPDATA.mem_size]
		3253	mov eax, std_application_base_address
		3254	.os_mem:
		3255	stosd
		3256	lea eax, [edx-1]
		3257	stosd
		3258
		3259	; +30: PID/TID
		3260	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		3261	stosd
		3262
		3263	; window position and size
		3264	push esi
		3265	lea esi, [ecx + window_data + WDATA.box]
		3266	movsd
		3267	movsd
		3268	movsd
		3269	movsd
		3270
		3271	; Process state (+50)
		3272	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		3273	stosd
		3274
		3275	; Window client area box
		3276	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		3277	movsd
		3278	movsd
		3279	movsd
		3280	movsd
		3281
		3282	; Window state
		3283	mov al, [ecx+window_data+WDATA.fl_wstate]
		3284	stosb
		3285
		3286	; Event mask (+71)
		3287	mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
		3288	stosd
4286	Serge	3289
4262	0CodErr	3290	; Keyboard mode (+75)
		3291	mov al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286	Serge	3292	stosb
2288	clevermous	3293
		3294	pop esi
		3295	pop edi
		3296
		3297	.nofillbuf:
		3298	; return number of processes
		3299
		3300	mov eax, [TASK_COUNT]
		3301	mov [esp+32], eax
		3302	ret
		3303
		3304	align 4
		3305	sys_clock:
		3306	cli
		3307	; Mikhail Lisovin xx Jan 2005
		3308	@@:
		3309	mov al, 10
		3310	out 0x70, al
		3311	in al, 0x71
		3312	test al, al
		3313	jns @f
		3314	mov esi, 1
		3315	call delay_ms
		3316	jmp @b
		3317	@@:
		3318	; end Lisovin's fix
		3319
		3320	xor al, al ; seconds
		3321	out 0x70, al
		3322	in al, 0x71
		3323	movzx ecx, al
		3324	mov al, 02 ; minutes
		3325	shl ecx, 16
		3326	out 0x70, al
		3327	in al, 0x71
		3328	movzx edx, al
		3329	mov al, 04 ; hours
		3330	shl edx, 8
		3331	out 0x70, al
		3332	in al, 0x71
		3333	add ecx, edx
		3334	movzx edx, al
		3335	add ecx, edx
		3336	sti
		3337	mov [esp + 32], ecx
		3338	ret
		3339
		3340
		3341	align 4
		3342
		3343	sys_date:
		3344
		3345	cli
		3346	@@:
		3347	mov al, 10
		3348	out 0x70, al
		3349	in al, 0x71
		3350	test al, al
		3351	jns @f
		3352	mov esi, 1
		3353	call delay_ms
		3354	jmp @b
		3355	@@:
		3356
		3357	mov ch, 0
		3358	mov al, 7 ; date
		3359	out 0x70, al
		3360	in al, 0x71
		3361	mov cl, al
		3362	mov al, 8 ; month
		3363	shl ecx, 16
		3364	out 0x70, al
		3365	in al, 0x71
		3366	mov ch, al
		3367	mov al, 9 ; year
		3368	out 0x70, al
		3369	in al, 0x71
		3370	mov cl, al
		3371	sti
		3372	mov [esp+32], ecx
		3373	ret
		3374
		3375
		3376	; redraw status
		3377
		3378	sys_redrawstat:
		3379	cmp ebx, 1
		3380	jne no_widgets_away
		3381	; buttons away
		3382	mov ecx, [CURRENT_TASK]
		3383	sys_newba2:
		3384	mov edi, [BTN_ADDR]
		3385	cmp [edi], dword 0 ; empty button list ?
		3386	je end_of_buttons_away
		3387	movzx ebx, word [edi]
		3388	inc ebx
		3389	mov eax, edi
		3390	sys_newba:
		3391	dec ebx
		3392	jz end_of_buttons_away
		3393
		3394	add eax, 0x10
		3395	cmp cx, [eax]
		3396	jnz sys_newba
		3397
		3398	push eax ebx ecx
		3399	mov ecx, ebx
		3400	inc ecx
		3401	shl ecx, 4
		3402	mov ebx, eax
		3403	add eax, 0x10
		3404	call memmove
		3405	dec dword [edi]
		3406	pop ecx ebx eax
		3407
		3408	jmp sys_newba2
		3409
		3410	end_of_buttons_away:
		3411
		3412	ret
		3413
		3414	no_widgets_away:
		3415
		3416	cmp ebx, 2
		3417	jnz srl1
		3418
		3419	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		3420	add edx, draw_data - CURRENT_TASK
		3421	mov [edx + RECT.left], 0
		3422	mov [edx + RECT.top], 0
		3423	mov eax, [Screen_Max_X]
		3424	mov [edx + RECT.right], eax
		3425	mov eax, [Screen_Max_Y]
		3426	mov [edx + RECT.bottom], eax
		3427
		3428	srl1:
		3429	ret
		3430
		3431	;ok - 100% work
		3432	;nt - not tested
		3433	;---------------------------------------------------------------------------------------------
		3434	;eax
		3435	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3436	;1 - change task. Ret nothing. Block. ok.
		3437	;2 - performance control
		3438	; ebx
		3439	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3440	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3441	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3442	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3443	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3444	;eax
		3445	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3446	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3447	;---------------------------------------------------------------------------------------------
		3448	iglobal
		3449	align 4
		3450	sheduler:
		3451	dd sys_sheduler.00
		3452	dd change_task
		3453	dd sys_sheduler.02
		3454	dd sys_sheduler.03
		3455	dd sys_sheduler.04
		3456	endg
		3457	sys_sheduler:
		3458	;rewritten by 29.12.2009
		3459	jmp dword [sheduler+ebx*4]
		3460	;.shed_counter:
		3461	.00:
		3462	mov eax, [context_counter]
		3463	mov [esp+32], eax
		3464	ret
		3465
		3466	.02:
		3467	;.perf_control:
		3468	inc ebx ;before ebx=2, ebx=3
		3469	cmp ebx, ecx ;if ecx=3, ebx=3
		3470	jz cache_disable
		3471
		3472	dec ebx ;ebx=2
		3473	cmp ebx, ecx ;
		3474	jz cache_enable ;if ecx=2 and ebx=2
		3475
		3476	dec ebx ;ebx=1
		3477	cmp ebx, ecx
		3478	jz is_cache_enabled ;if ecx=1 and ebx=1
		3479
		3480	dec ebx
		3481	test ebx, ecx ;ebx=0 and ecx=0
		3482	jz modify_pce ;if ecx=0
		3483
		3484	ret
		3485
		3486	.03:
		3487	;.rdmsr_instr:
		3488	;now counter in ecx
		3489	;(edx:eax) esi:edi => edx:esi
		3490	mov eax, esi
		3491	mov ecx, edx
		3492	rdmsr
		3493	mov [esp+32], eax
		3494	mov [esp+20], edx ;ret in ebx?
		3495	ret
		3496
		3497	.04:
		3498	;.wrmsr_instr:
		3499	;now counter in ecx
		3500	;(edx:eax) esi:edi => edx:esi
		3501	; Fast Call MSR can't be destroy
3539	clevermous	3502	; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
		3503	; включаются/выключаются расширенные возможности
2288	clevermous	3504	cmp edx, MSR_SYSENTER_CS
		3505	je @f
		3506	cmp edx, MSR_SYSENTER_ESP
		3507	je @f
		3508	cmp edx, MSR_SYSENTER_EIP
		3509	je @f
		3510	cmp edx, MSR_AMD_STAR
		3511	je @f
		3512
		3513	mov eax, esi
		3514	mov ecx, edx
		3515	wrmsr
		3516	; mov [esp + 32], eax
		3517	; mov [esp + 20], edx ;ret in ebx?
		3518	@@:
		3519	ret
		3520
		3521	cache_disable:
		3522	mov eax, cr0
		3523	or eax, 01100000000000000000000000000000b
		3524	mov cr0, eax
		3525	wbinvd ;set MESI
		3526	ret
		3527
		3528	cache_enable:
		3529	mov eax, cr0
		3530	and eax, 10011111111111111111111111111111b
		3531	mov cr0, eax
		3532	ret
		3533
		3534	is_cache_enabled:
		3535	mov eax, cr0
		3536	mov ebx, eax
		3537	and eax, 01100000000000000000000000000000b
		3538	jz cache_disabled
		3539	mov [esp+32], ebx
		3540	cache_disabled:
		3541	mov dword [esp+32], eax;0
		3542	ret
		3543
		3544	modify_pce:
		3545	mov eax, cr4
		3546	; mov ebx,0
		3547	; or bx,100000000b ;pce
		3548	; xor eax,ebx ;invert pce
		3549	bts eax, 8;pce=cr4[8]
		3550	mov cr4, eax
		3551	mov [esp+32], eax
		3552	ret
		3553	;---------------------------------------------------------------------------------------------
		3554
		3555
		3556	; check if pixel is allowed to be drawn
		3557
2446	mario79	3558	;checkpixel:
		3559	; push eax edx
2288	clevermous	3560
2446	mario79	3561	;; mov edx, [Screen_Max_X] ; screen x size
		3562	;; inc edx
		3563	;; imul edx, ebx
		3564	; mov edx, [d_width_calc_area + ebx*4]
		3565	; add eax, [_WinMapAddress]
		3566	; mov dl, [eax+edx]; lea eax, [...]
2288	clevermous	3567
2446	mario79	3568	; xor ecx, ecx
		3569	; mov eax, [CURRENT_TASK]
		3570	; cmp al, dl
		3571	; setne cl
2288	clevermous	3572
2446	mario79	3573	; pop edx eax
		3574	; ret
2288	clevermous	3575
		3576	iglobal
		3577	cpustring db 'CPU',0
		3578	endg
		3579
		3580	uglobal
		3581	background_defined db 0 ; diamond, 11.04.2006
		3582	endg
2513	mario79	3583	;-----------------------------------------------------------------------------
2288	clevermous	3584	align 4
		3585	checkmisc:
		3586	cmp [ctrl_alt_del], 1
		3587	jne nocpustart
		3588
		3589	mov ebp, cpustring
		3590	call fs_execute_from_sysdir
		3591
		3592	mov [ctrl_alt_del], 0
2513	mario79	3593	;--------------------------------------
		3594	align 4
2288	clevermous	3595	nocpustart:
		3596	cmp [mouse_active], 1
		3597	jne mouse_not_active
		3598	mov [mouse_active], 0
2411	Serge	3599
2288	clevermous	3600	xor edi, edi
2411	Serge	3601	mov ebx, CURRENT_TASK
		3602
2288	clevermous	3603	mov ecx, [TASK_COUNT]
2408	Serge	3604	movzx eax, word [WIN_POS + ecx*2] ; active window
		3605	shl eax, 8
2414	Serge	3606	push eax
2408	Serge	3607
2414	Serge	3608	movzx eax, word [MOUSE_X]
		3609	movzx edx, word [MOUSE_Y]
2513	mario79	3610	;--------------------------------------
2408	Serge	3611	align 4
		3612	.set_mouse_event:
2288	clevermous	3613	add edi, 256
2411	Serge	3614	add ebx, 32
		3615	test [ebx+TASKDATA.event_mask], 0x80000000
2414	Serge	3616	jz .pos_filter
		3617
		3618	cmp edi, [esp] ; skip if filtration active
		3619	jne .skip
2513	mario79	3620	;--------------------------------------
		3621	align 4
2414	Serge	3622	.pos_filter:
		3623	test [ebx+TASKDATA.event_mask], 0x40000000
2411	Serge	3624	jz .set
2288	clevermous	3625
2414	Serge	3626	mov esi, [ebx-twdw+WDATA.box.left]
		3627	cmp eax, esi
		3628	jb .skip
		3629	add esi, [ebx-twdw+WDATA.box.width]
		3630	cmp eax, esi
		3631	ja .skip
		3632
		3633	mov esi, [ebx-twdw+WDATA.box.top]
		3634	cmp edx, esi
		3635	jb .skip
		3636	add esi, [ebx-twdw+WDATA.box.height]
		3637	cmp edx, esi
		3638	ja .skip
2513	mario79	3639	;--------------------------------------
		3640	align 4
2411	Serge	3641	.set:
2513	mario79	3642	or [edi+SLOT_BASE+APPDATA.event_mask], 100000b ; set event 6
		3643	;--------------------------------------
		3644	align 4
2411	Serge	3645	.skip:
2408	Serge	3646	loop .set_mouse_event
		3647
2414	Serge	3648	pop eax
2513	mario79	3649	;--------------------------------------
		3650	align 4
2288	clevermous	3651	mouse_not_active:
2580	mario79	3652	cmp byte[REDRAW_BACKGROUND], 0 ; background update ?
2288	clevermous	3653	jz nobackgr
2524	mario79	3654
2288	clevermous	3655	cmp [background_defined], 0
		3656	jz nobackgr
2513	mario79	3657	;--------------------------------------
		3658	align 4
3536	clevermous	3659	backgr:
2537	mario79	3660	mov eax, [draw_data+32 + RECT.left]
		3661	shl eax, 16
		3662	add eax, [draw_data+32 + RECT.right]
		3663	mov [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
		3664
		3665	mov eax, [draw_data+32 + RECT.top]
		3666	shl eax, 16
		3667	add eax, [draw_data+32 + RECT.bottom]
		3668	mov [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
		3669
2288	clevermous	3670	call drawbackground
2580	mario79	3671	; DEBUGF 1, "K : drawbackground\n"
2620	mario79	3672	; DEBUGF 1, "K : backg x %x\n",[BG_Rect_X_left_right]
		3673	; DEBUGF 1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513	mario79	3674	;--------- set event 5 start ----------
		3675	push ecx edi
		3676	xor edi, edi
		3677	mov ecx, [TASK_COUNT]
		3678	;--------------------------------------
		3679	align 4
		3680	set_bgr_event:
		3681	add edi, 256
3536	clevermous	3682	mov eax, [BG_Rect_X_left_right]
		3683	mov edx, [BG_Rect_Y_top_bottom]
		3684	cmp [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
		3685	jz .set
		3686	.join:
3611	clevermous	3687	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3688	jae @f
		3689	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3690	@@:
		3691	shr eax, 16
3536	clevermous	3692	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3693	jbe @f
		3694	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3695	@@:
3611	clevermous	3696	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3697	jae @f
3611	clevermous	3698	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3699	@@:
3611	clevermous	3700	shr edx, 16
3536	clevermous	3701	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3702	jbe @f
		3703	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3704	@@:
		3705	jmp .common
		3706	.set:
		3707	mov [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
		3708	mov [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
		3709	.common:
2513	mario79	3710	or [edi+SLOT_BASE+APPDATA.event_mask], 10000b ; set event 5
		3711	loop set_bgr_event
		3712	pop edi ecx
		3713	;--------- set event 5 stop -----------
2580	mario79	3714	dec byte[REDRAW_BACKGROUND] ; got new update request?
3536	clevermous	3715	jnz backgr
2513	mario79	3716
3536	clevermous	3717	xor eax, eax
2288	clevermous	3718	mov [draw_data+32 + RECT.left], eax
		3719	mov [draw_data+32 + RECT.top], eax
		3720	mov [draw_data+32 + RECT.right], eax
		3721	mov [draw_data+32 + RECT.bottom], eax
2513	mario79	3722	;--------------------------------------
		3723	align 4
2288	clevermous	3724	nobackgr:
2513	mario79	3725	; system shutdown request
2288	clevermous	3726	cmp [SYS_SHUTDOWN], byte 0
		3727	je noshutdown
		3728
		3729	mov edx, [shutdown_processes]
		3730
		3731	cmp [SYS_SHUTDOWN], dl
3325	clevermous	3732	jne noshutdown
2288	clevermous	3733
		3734	lea ecx, [edx-1]
		3735	mov edx, OS_BASE+0x3040
3325	clevermous	3736	jecxz no_mark_system_shutdown
2513	mario79	3737	;--------------------------------------
		3738	align 4
2288	clevermous	3739	markz:
3296	clevermous	3740	push ecx edx
3325	clevermous	3741	cmp [edx+TASKDATA.state], 9
		3742	jz .nokill
		3743	lea edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
		3744	cmp [edx+APPDATA.dir_table], sys_pgdir - OS_BASE
		3745	jz .nokill
3296	clevermous	3746	call request_terminate
3325	clevermous	3747	jmp .common
		3748	.nokill:
		3749	dec byte [SYS_SHUTDOWN]
		3750	xor eax, eax
		3751	.common:
3296	clevermous	3752	pop edx ecx
		3753	test eax, eax
		3754	jz @f
2288	clevermous	3755	mov [edx+TASKDATA.state], byte 3
3296	clevermous	3756	@@:
2288	clevermous	3757	add edx, 0x20
		3758	loop markz
3534	clevermous	3759	call wakeup_osloop
2513	mario79	3760	;--------------------------------------
		3761	align 4
2288	clevermous	3762	@@:
2513	mario79	3763	no_mark_system_shutdown:
2288	clevermous	3764	dec byte [SYS_SHUTDOWN]
		3765	je system_shutdown
2513	mario79	3766	;--------------------------------------
		3767	align 4
2288	clevermous	3768	noshutdown:
		3769	mov eax, [TASK_COUNT] ; termination
		3770	mov ebx, TASK_DATA+TASKDATA.state
		3771	mov esi, 1
2513	mario79	3772	;--------------------------------------
		3773	align 4
2288	clevermous	3774	newct:
		3775	mov cl, [ebx]
		3776	cmp cl, byte 3
3325	clevermous	3777	jz .terminate
2513	mario79	3778
2288	clevermous	3779	cmp cl, byte 4
3325	clevermous	3780	jnz .noterminate
		3781	.terminate:
		3782	pushad
3493	mario79	3783	mov ecx, eax
		3784	shl ecx, 8
		3785	add ecx, SLOT_BASE
		3786	call restore_default_cursor_before_killing
		3787	popad
		3788
		3789	pushad
3325	clevermous	3790	call terminate
		3791	popad
		3792	cmp byte [SYS_SHUTDOWN], 0
		3793	jz .noterminate
		3794	dec byte [SYS_SHUTDOWN]
		3795	je system_shutdown
2288	clevermous	3796
3325	clevermous	3797	.noterminate:
2288	clevermous	3798	add ebx, 0x20
		3799	inc esi
		3800	dec eax
		3801	jnz newct
		3802	ret
2513	mario79	3803	;-----------------------------------------------------------------------------
		3804	align 4
2288	clevermous	3805	redrawscreen:
		3806	; eax , if process window_data base is eax, do not set flag/limits
		3807
		3808	pushad
		3809	push eax
		3810
		3811	;;; mov ebx,2
		3812	;;; call delay_hs
		3813
		3814	;mov ecx,0 ; redraw flags for apps
		3815	xor ecx, ecx
2513	mario79	3816	;--------------------------------------
		3817	align 4
		3818	newdw2:
2288	clevermous	3819	inc ecx
		3820	push ecx
		3821
		3822	mov eax, ecx
		3823	shl eax, 5
		3824	add eax, window_data
		3825
		3826	cmp eax, [esp+4]
		3827	je not_this_task
		3828	; check if window in redraw area
		3829	mov edi, eax
		3830
		3831	cmp ecx, 1 ; limit for background
		3832	jz bgli
		3833
		3834	mov eax, [edi + WDATA.box.left]
		3835	mov ebx, [edi + WDATA.box.top]
		3836
		3837	mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
		3838	cmp ecx, ebx
		3839	jb ricino
		3840
		3841	mov ecx, [draw_limits.right] ; ecx = area x end eax = window x start
		3842	cmp ecx, eax
		3843	jb ricino
		3844
		3845	mov eax, [edi + WDATA.box.left]
		3846	mov ebx, [edi + WDATA.box.top]
		3847	mov ecx, [edi + WDATA.box.width]
		3848	mov edx, [edi + WDATA.box.height]
		3849	add ecx, eax
		3850	add edx, ebx
		3851
		3852	mov eax, [draw_limits.top] ; eax = area y start edx = window y end
		3853	cmp edx, eax
		3854	jb ricino
		3855
		3856	mov eax, [draw_limits.left] ; eax = area x start ecx = window x end
		3857	cmp ecx, eax
		3858	jb ricino
2513	mario79	3859	;--------------------------------------
		3860	align 4
		3861	bgli:
2288	clevermous	3862	cmp dword[esp], 1
		3863	jnz .az
2513	mario79	3864
2288	clevermous	3865	cmp byte[REDRAW_BACKGROUND], 0
		3866	jz .az
2513	mario79	3867
2288	clevermous	3868	mov dl, 0
		3869	lea eax, [edi+draw_data-window_data]
		3870	mov ebx, [draw_limits.left]
		3871	cmp ebx, [eax+RECT.left]
		3872	jae @f
2513	mario79	3873
2288	clevermous	3874	mov [eax+RECT.left], ebx
		3875	mov dl, 1
2513	mario79	3876	;--------------------------------------
		3877	align 4
		3878	@@:
2288	clevermous	3879	mov ebx, [draw_limits.top]
		3880	cmp ebx, [eax+RECT.top]
		3881	jae @f
2513	mario79	3882
2288	clevermous	3883	mov [eax+RECT.top], ebx
		3884	mov dl, 1
2513	mario79	3885	;--------------------------------------
		3886	align 4
		3887	@@:
2288	clevermous	3888	mov ebx, [draw_limits.right]
		3889	cmp ebx, [eax+RECT.right]
		3890	jbe @f
2513	mario79	3891
2288	clevermous	3892	mov [eax+RECT.right], ebx
		3893	mov dl, 1
2513	mario79	3894	;--------------------------------------
		3895	align 4
		3896	@@:
2288	clevermous	3897	mov ebx, [draw_limits.bottom]
		3898	cmp ebx, [eax+RECT.bottom]
		3899	jbe @f
2513	mario79	3900
2288	clevermous	3901	mov [eax+RECT.bottom], ebx
		3902	mov dl, 1
2513	mario79	3903	;--------------------------------------
		3904	align 4
		3905	@@:
2288	clevermous	3906	add byte[REDRAW_BACKGROUND], dl
3534	clevermous	3907	call wakeup_osloop
2288	clevermous	3908	jmp newdw8
2513	mario79	3909	;--------------------------------------
		3910	align 4
		3911	.az:
2288	clevermous	3912	mov eax, edi
		3913	add eax, draw_data-window_data
		3914
		3915	mov ebx, [draw_limits.left] ; set limits
		3916	mov [eax + RECT.left], ebx
		3917	mov ebx, [draw_limits.top]
		3918	mov [eax + RECT.top], ebx
		3919	mov ebx, [draw_limits.right]
		3920	mov [eax + RECT.right], ebx
		3921	mov ebx, [draw_limits.bottom]
		3922	mov [eax + RECT.bottom], ebx
		3923
		3924	sub eax, draw_data-window_data
		3925
		3926	cmp dword [esp], 1
		3927	jne nobgrd
		3928	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3929	call wakeup_osloop
2513	mario79	3930	;--------------------------------------
		3931	align 4
		3932	newdw8:
		3933	nobgrd:
3936	mario79	3934	;--------------------------------------
		3935	push eax edi ebp
		3936	mov edi, [esp+12]
		3937	cmp edi, 1
		3938	je .found
2288	clevermous	3939
3936	mario79	3940	mov eax, [draw_limits.left]
		3941	mov ebx, [draw_limits.top]
		3942	mov ecx, [draw_limits.right]
		3943	sub ecx, eax
		3944	test ecx, ecx
		3945	jz .not_found
		3946
		3947	mov edx, [draw_limits.bottom]
		3948	sub edx, ebx
		3949	test edx, edx
		3950	jz .not_found
		3951
		3952	; eax - x, ebx - y
		3953	; ecx - size x, edx - size y
		3954	add ebx, edx
		3955	;--------------------------------------
		3956	align 4
		3957	.start_y:
		3958	push ecx
		3959	;--------------------------------------
		3960	align 4
		3961	.start_x:
		3962	add eax, ecx
		3963	mov ebp, [d_width_calc_area + ebx*4]
		3964	add ebp, [_WinMapAddress]
		3965	movzx ebp, byte[eax+ebp] ; get value for current point
		3966	cmp ebp, edi
		3967	jne @f
		3968
		3969	pop ecx
		3970	jmp .found
		3971	;--------------------------------------
		3972	align 4
		3973	@@:
		3974	sub eax, ecx
		3975
		3976	dec ecx
		3977	jnz .start_x
		3978
		3979	pop ecx
		3980	dec ebx
		3981	dec edx
		3982	jnz .start_y
		3983	;--------------------------------------
		3984	align 4
		3985	.not_found:
		3986	pop ebp edi eax
		3987	jmp ricino
		3988	;--------------------------------------
		3989	align 4
		3990	.found:
		3991	pop ebp edi eax
		3992
2288	clevermous	3993	mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
2513	mario79	3994	;--------------------------------------
		3995	align 4
		3996	ricino:
		3997	not_this_task:
2288	clevermous	3998	pop ecx
		3999
		4000	cmp ecx, [TASK_COUNT]
		4001	jle newdw2
		4002
		4003	pop eax
		4004	popad
		4005	ret
2513	mario79	4006	;-----------------------------------------------------------------------------
		4007	align 4
2288	clevermous	4008	calculatebackground: ; background
		4009	mov edi, [_WinMapAddress] ; set os to use all pixels
		4010	mov eax, 0x01010101
		4011	mov ecx, [_WinMapSize]
		4012	shr ecx, 2
		4013	rep stosd
		4014
		4015	mov byte[REDRAW_BACKGROUND], 0 ; do not draw background!
		4016	ret
2513	mario79	4017	;-----------------------------------------------------------------------------
2288	clevermous	4018	uglobal
		4019	imax dd 0x0
		4020	endg
2513	mario79	4021	;-----------------------------------------------------------------------------
		4022	align 4
2288	clevermous	4023	delay_ms: ; delay in 1/1000 sec
		4024	push eax
		4025	push ecx
		4026
		4027	mov ecx, esi
		4028	;
		4029	imul ecx, 33941
		4030	shr ecx, 9
		4031	;
		4032
		4033	in al, 0x61
		4034	and al, 0x10
		4035	mov ah, al
		4036	cld
2513	mario79	4037	;--------------------------------------
		4038	align 4
		4039	cnt1:
2288	clevermous	4040	in al, 0x61
		4041	and al, 0x10
		4042	cmp al, ah
		4043	jz cnt1
		4044
		4045	mov ah, al
		4046	loop cnt1
		4047
		4048	pop ecx
		4049	pop eax
		4050	ret
2513	mario79	4051	;-----------------------------------------------------------------------------
2411	Serge	4052	align 4
2288	clevermous	4053	set_app_param:
		4054	mov edi, [TASK_BASE]
2408	Serge	4055	mov eax, ebx
		4056	btr eax, 3 ; move MOUSE_FILTRATION
		4057	mov ebx, [current_slot] ; bit into event_filter
		4058	setc byte [ebx+APPDATA.event_filter]
		4059	xchg eax, [edi + TASKDATA.event_mask] ; set new event mask
		4060	mov [esp+32], eax ; return old mask value
2288	clevermous	4061	ret
2513	mario79	4062	;-----------------------------------------------------------------------------
3303	clevermous	4063
		4064	; this is for syscall
		4065	proc delay_hs_unprotected
		4066	call unprotect_from_terminate
		4067	call delay_hs
		4068	call protect_from_terminate
		4069	ret
		4070	endp
		4071
3597	Serge	4072	if 1
2513	mario79	4073	align 4
2288	clevermous	4074	delay_hs: ; delay in 1/100 secs
		4075	; ebx = delay time
		4076
3595	Serge	4077	pushad
		4078	push ebx
		4079	xor esi, esi
		4080	mov ecx, MANUAL_DESTROY
		4081	call create_event
		4082	test eax, eax
		4083	jz .done
2288	clevermous	4084
3595	Serge	4085	mov ebx, edx
		4086	mov ecx, [esp]
3597	Serge	4087	push edx
3595	Serge	4088	push eax
		4089	call wait_event_timeout
		4090	pop eax
3597	Serge	4091	pop ebx
3595	Serge	4092	call destroy_event
		4093	.done:
		4094	add esp, 4
		4095	popad
2288	clevermous	4096	ret
3596	Serge	4097
		4098	else
		4099
		4100	align 4
		4101	delay_hs: ; delay in 1/100 secs
		4102	; ebx = delay time
		4103	push ecx
		4104	push edx
		4105
		4106	mov edx, [timer_ticks]
		4107	;--------------------------------------
		4108	align 4
		4109	newtic:
		4110	mov ecx, [timer_ticks]
		4111	sub ecx, edx
		4112	cmp ecx, ebx
		4113	jae zerodelay
		4114
		4115	call change_task
		4116
		4117	jmp newtic
		4118	;--------------------------------------
		4119	align 4
		4120	zerodelay:
		4121	pop edx
		4122	pop ecx
		4123	ret
		4124	end if
		4125
2513	mario79	4126	;-----------------------------------------------------------------------------
2288	clevermous	4127	align 16 ;very often call this subrutine
		4128	memmove: ; memory move in bytes
		4129	; eax = from
		4130	; ebx = to
		4131	; ecx = no of bytes
		4132	test ecx, ecx
		4133	jle .ret
		4134
		4135	push esi edi ecx
		4136
		4137	mov edi, ebx
		4138	mov esi, eax
		4139
		4140	test ecx, not 11b
		4141	jz @f
		4142
		4143	push ecx
		4144	shr ecx, 2
		4145	rep movsd
		4146	pop ecx
		4147	and ecx, 11b
		4148	jz .finish
2513	mario79	4149	;--------------------------------------
		4150	align 4
		4151	@@:
2288	clevermous	4152	rep movsb
2513	mario79	4153	;--------------------------------------
		4154	align 4
		4155	.finish:
2288	clevermous	4156	pop ecx edi esi
2513	mario79	4157	;--------------------------------------
		4158	align 4
		4159	.ret:
2288	clevermous	4160	ret
2513	mario79	4161	;-----------------------------------------------------------------------------
2288	clevermous	4162	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		4163	;align 4
		4164	;
		4165	;read_floppy_file:
		4166	;
		4167	;; as input
		4168	;;
		4169	;; eax pointer to file
		4170	;; ebx file lenght
		4171	;; ecx start 512 byte block number
		4172	;; edx number of blocks to read
		4173	;; esi pointer to return/work area (atleast 20 000 bytes)
		4174	;;
		4175	;;
		4176	;; on return
		4177	;;
		4178	;; eax = 0 command succesful
		4179	;; 1 no fd base and/or partition defined
		4180	;; 2 yet unsupported FS
		4181	;; 3 unknown FS
		4182	;; 4 partition not defined at hd
		4183	;; 5 file not found
		4184	;; ebx = size of file
		4185	;
		4186	; mov edi,[TASK_BASE]
		4187	; add edi,0x10
		4188	; add esi,[edi]
		4189	; add eax,[edi]
		4190	;
		4191	; pushad
		4192	; mov edi,esi
		4193	; add edi,1024
		4194	; mov esi,0x100000+19*512
		4195	; sub ecx,1
		4196	; shl ecx,9
		4197	; add esi,ecx
		4198	; shl edx,9
		4199	; mov ecx,edx
		4200	; cld
		4201	; rep movsb
		4202	; popad
		4203	;
		4204	; mov [esp+36],eax
		4205	; mov [esp+24],ebx
		4206	; ret
		4207
		4208
		4209
		4210	align 4
		4211	set_io_access_rights:
		4212	push edi eax
		4213	mov edi, tss._io_map_0
		4214	; mov ecx,eax
		4215	; and ecx,7 ; offset in byte
		4216	; shr eax,3 ; number of byte
		4217	; add edi,eax
		4218	; mov ebx,1
		4219	; shl ebx,cl
		4220	test ebp, ebp
		4221	; cmp ebp,0 ; enable access - ebp = 0
		4222	jnz .siar1
		4223	; not ebx
		4224	; and [edi],byte bl
		4225	btr [edi], eax
		4226	pop eax edi
		4227	ret
		4228	.siar1:
		4229	bts [edi], eax
		4230	; or [edi],byte bl ; disable access - ebp = 1
		4231	pop eax edi
		4232	ret
		4233	;reserve/free group of ports
		4234	; * eax = 46 - number function
		4235	; * ebx = 0 - reserve, 1 - free
		4236	; * ecx = number start arrea of ports
		4237	; * edx = number end arrea of ports (include last number of port)
		4238	;Return value:
		4239	; * eax = 0 - succesful
		4240	; * eax = 1 - error
		4241	; * The system has reserve this ports:
		4242	; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
		4243	;destroys eax,ebx, ebp
		4244	r_f_port_area:
		4245
		4246	test ebx, ebx
		4247	jnz free_port_area
		4248	; je r_port_area
		4249	; jmp free_port_area
		4250
		4251	; r_port_area:
		4252
		4253	; pushad
		4254
		4255	cmp ecx, edx ; beginning > end ?
		4256	ja rpal1
		4257	cmp edx, 65536
		4258	jae rpal1
		4259	mov eax, [RESERVED_PORTS]
		4260	test eax, eax ; no reserved areas ?
		4261	je rpal2
		4262	cmp eax, 255 ; max reserved
		4263	jae rpal1
		4264	rpal3:
		4265	mov ebx, eax
		4266	shl ebx, 4
		4267	add ebx, RESERVED_PORTS
		4268	cmp ecx, [ebx+8]
		4269	ja rpal4
		4270	cmp edx, [ebx+4]
		4271	jae rpal1
		4272	; jb rpal4
		4273	; jmp rpal1
		4274	rpal4:
		4275	dec eax
		4276	jnz rpal3
		4277	jmp rpal2
		4278	rpal1:
		4279	; popad
		4280	; mov eax,1
		4281	xor eax, eax
		4282	inc eax
		4283	ret
		4284	rpal2:
		4285	; popad
		4286	; enable port access at port IO map
		4287	cli
		4288	pushad ; start enable io map
		4289
		4290	cmp edx, 65536;16384
		4291	jae no_unmask_io; jge
		4292	mov eax, ecx
		4293	; push ebp
		4294	xor ebp, ebp ; enable - eax = port
		4295	new_port_access:
		4296	; pushad
		4297	call set_io_access_rights
		4298	; popad
		4299	inc eax
		4300	cmp eax, edx
		4301	jbe new_port_access
		4302	; pop ebp
		4303	no_unmask_io:
		4304	popad ; end enable io map
		4305	sti
		4306
		4307	mov eax, [RESERVED_PORTS]
		4308	add eax, 1
		4309	mov [RESERVED_PORTS], eax
		4310	shl eax, 4
		4311	add eax, RESERVED_PORTS
		4312	mov ebx, [TASK_BASE]
		4313	mov ebx, [ebx+TASKDATA.pid]
		4314	mov [eax], ebx
		4315	mov [eax+4], ecx
		4316	mov [eax+8], edx
		4317
		4318	xor eax, eax
		4319	ret
		4320
		4321	free_port_area:
		4322
		4323	; pushad
		4324	mov eax, [RESERVED_PORTS]; no reserved areas ?
		4325	test eax, eax
		4326	jz frpal2
		4327	mov ebx, [TASK_BASE]
		4328	mov ebx, [ebx+TASKDATA.pid]
		4329	frpal3:
		4330	mov edi, eax
		4331	shl edi, 4
		4332	add edi, RESERVED_PORTS
		4333	cmp ebx, [edi]
		4334	jne frpal4
		4335	cmp ecx, [edi+4]
		4336	jne frpal4
		4337	cmp edx, [edi+8]
		4338	jne frpal4
		4339	jmp frpal1
		4340	frpal4:
		4341	dec eax
		4342	jnz frpal3
		4343	frpal2:
		4344	; popad
		4345	inc eax
		4346	ret
		4347	frpal1:
		4348	push ecx
		4349	mov ecx, 256
		4350	sub ecx, eax
		4351	shl ecx, 4
		4352	mov esi, edi
		4353	add esi, 16
		4354	cld
		4355	rep movsb
		4356
		4357	dec dword [RESERVED_PORTS]
		4358	;popad
		4359	;disable port access at port IO map
		4360
		4361	; pushad ; start disable io map
		4362	pop eax ;start port
		4363	cmp edx, 65536;16384
		4364	jge no_mask_io
		4365
		4366	; mov eax,ecx
		4367	xor ebp, ebp
		4368	inc ebp
		4369	new_port_access_disable:
		4370	; pushad
		4371	; mov ebp,1 ; disable - eax = port
		4372	call set_io_access_rights
		4373	; popad
		4374	inc eax
		4375	cmp eax, edx
		4376	jbe new_port_access_disable
		4377	no_mask_io:
		4378	; popad ; end disable io map
		4379	xor eax, eax
		4380	ret
2430	mario79	4381	;-----------------------------------------------------------------------------
2288	clevermous	4382	align 4
		4383	drawbackground:
2430	mario79	4384	dbrv20:
2288	clevermous	4385	cmp [BgrDrawMode], dword 1
		4386	jne bgrstr
		4387	call vesa20_drawbackground_tiled
2453	mario79	4388	; call [draw_pointer]
		4389	call __sys_draw_pointer
2288	clevermous	4390	ret
2430	mario79	4391	;--------------------------------------
		4392	align 4
		4393	bgrstr:
2288	clevermous	4394	call vesa20_drawbackground_stretch
2453	mario79	4395	; call [draw_pointer]
		4396	call __sys_draw_pointer
2288	clevermous	4397	ret
2430	mario79	4398	;-----------------------------------------------------------------------------
2288	clevermous	4399	align 4
		4400	syscall_putimage: ; PutImage
		4401	sys_putimage:
		4402	test ecx, 0x80008000
		4403	jnz .exit
		4404	test ecx, 0x0000FFFF
		4405	jz .exit
		4406	test ecx, 0xFFFF0000
		4407	jnz @f
2430	mario79	4408	;--------------------------------------
		4409	align 4
		4410	.exit:
2288	clevermous	4411	ret
2430	mario79	4412	;--------------------------------------
		4413	align 4
		4414	@@:
2288	clevermous	4415	mov edi, [current_slot]
		4416	add dx, word[edi+APPDATA.wnd_clientbox.top]
		4417	rol edx, 16
		4418	add dx, word[edi+APPDATA.wnd_clientbox.left]
		4419	rol edx, 16
2430	mario79	4420	;--------------------------------------
		4421	align 4
		4422	.forced:
2288	clevermous	4423	push ebp esi 0
		4424	mov ebp, putimage_get24bpp
		4425	mov esi, putimage_init24bpp
2430	mario79	4426	;--------------------------------------
		4427	align 4
2288	clevermous	4428	sys_putimage_bpp:
2430	mario79	4429	call vesa20_putimage
2288	clevermous	4430	pop ebp esi ebp
2430	mario79	4431	ret
		4432	; jmp [draw_pointer]
		4433	;-----------------------------------------------------------------------------
2288	clevermous	4434	align 4
		4435	sys_putimage_palette:
		4436	; ebx = pointer to image
		4437	; ecx = [xsize]*65536 + [ysize]
		4438	; edx = [xstart]*65536 + [ystart]
		4439	; esi = number of bits per pixel, must be 8, 24 or 32
		4440	; edi = pointer to palette
		4441	; ebp = row delta
		4442	mov eax, [CURRENT_TASK]
		4443	shl eax, 8
		4444	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4445	rol edx, 16
		4446	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4447	rol edx, 16
2430	mario79	4448	;--------------------------------------
		4449	align 4
2288	clevermous	4450	.forced:
		4451	cmp esi, 1
		4452	jnz @f
		4453	push edi
		4454	mov eax, [edi+4]
		4455	sub eax, [edi]
		4456	push eax
		4457	push dword [edi]
		4458	push 0ffffff80h
		4459	mov edi, esp
		4460	call put_mono_image
		4461	add esp, 12
		4462	pop edi
		4463	ret
2430	mario79	4464	;--------------------------------------
		4465	align 4
2288	clevermous	4466	@@:
		4467	cmp esi, 2
		4468	jnz @f
		4469	push edi
		4470	push 0ffffff80h
		4471	mov edi, esp
		4472	call put_2bit_image
		4473	pop eax
		4474	pop edi
		4475	ret
2430	mario79	4476	;--------------------------------------
		4477	align 4
2288	clevermous	4478	@@:
		4479	cmp esi, 4
		4480	jnz @f
		4481	push edi
		4482	push 0ffffff80h
		4483	mov edi, esp
		4484	call put_4bit_image
		4485	pop eax
		4486	pop edi
		4487	ret
2430	mario79	4488	;--------------------------------------
		4489	align 4
2288	clevermous	4490	@@:
		4491	push ebp esi ebp
		4492	cmp esi, 8
		4493	jnz @f
		4494	mov ebp, putimage_get8bpp
		4495	mov esi, putimage_init8bpp
		4496	jmp sys_putimage_bpp
2430	mario79	4497	;--------------------------------------
		4498	align 4
2288	clevermous	4499	@@:
2727	dunkaist	4500	cmp esi, 9
		4501	jnz @f
		4502	mov ebp, putimage_get9bpp
		4503	mov esi, putimage_init9bpp
		4504	jmp sys_putimage_bpp
		4505	;--------------------------------------
		4506	align 4
		4507	@@:
2288	clevermous	4508	cmp esi, 15
		4509	jnz @f
		4510	mov ebp, putimage_get15bpp
		4511	mov esi, putimage_init15bpp
		4512	jmp sys_putimage_bpp
2430	mario79	4513	;--------------------------------------
		4514	align 4
2288	clevermous	4515	@@:
		4516	cmp esi, 16
		4517	jnz @f
		4518	mov ebp, putimage_get16bpp
		4519	mov esi, putimage_init16bpp
		4520	jmp sys_putimage_bpp
2430	mario79	4521	;--------------------------------------
		4522	align 4
2288	clevermous	4523	@@:
		4524	cmp esi, 24
		4525	jnz @f
		4526	mov ebp, putimage_get24bpp
		4527	mov esi, putimage_init24bpp
		4528	jmp sys_putimage_bpp
2430	mario79	4529	;--------------------------------------
		4530	align 4
2288	clevermous	4531	@@:
		4532	cmp esi, 32
		4533	jnz @f
		4534	mov ebp, putimage_get32bpp
		4535	mov esi, putimage_init32bpp
		4536	jmp sys_putimage_bpp
2430	mario79	4537	;--------------------------------------
		4538	align 4
2288	clevermous	4539	@@:
		4540	pop ebp esi ebp
		4541	ret
2430	mario79	4542	;-----------------------------------------------------------------------------
		4543	align 4
2288	clevermous	4544	put_mono_image:
		4545	push ebp esi ebp
		4546	mov ebp, putimage_get1bpp
		4547	mov esi, putimage_init1bpp
		4548	jmp sys_putimage_bpp
2430	mario79	4549	;-----------------------------------------------------------------------------
		4550	align 4
2288	clevermous	4551	put_2bit_image:
		4552	push ebp esi ebp
		4553	mov ebp, putimage_get2bpp
		4554	mov esi, putimage_init2bpp
		4555	jmp sys_putimage_bpp
2430	mario79	4556	;-----------------------------------------------------------------------------
		4557	align 4
2288	clevermous	4558	put_4bit_image:
		4559	push ebp esi ebp
		4560	mov ebp, putimage_get4bpp
		4561	mov esi, putimage_init4bpp
		4562	jmp sys_putimage_bpp
2430	mario79	4563	;-----------------------------------------------------------------------------
		4564	align 4
2288	clevermous	4565	putimage_init24bpp:
		4566	lea eax, [eax*3]
		4567	putimage_init8bpp:
2727	dunkaist	4568	putimage_init9bpp:
2288	clevermous	4569	ret
2430	mario79	4570	;-----------------------------------------------------------------------------
2288	clevermous	4571	align 16
		4572	putimage_get24bpp:
		4573	movzx eax, byte [esi+2]
		4574	shl eax, 16
		4575	mov ax, [esi]
		4576	add esi, 3
		4577	ret 4
2430	mario79	4578	;-----------------------------------------------------------------------------
2288	clevermous	4579	align 16
		4580	putimage_get8bpp:
		4581	movzx eax, byte [esi]
		4582	push edx
		4583	mov edx, [esp+8]
		4584	mov eax, [edx+eax*4]
		4585	pop edx
		4586	inc esi
		4587	ret 4
2430	mario79	4588	;-----------------------------------------------------------------------------
2727	dunkaist	4589	align 16
		4590	putimage_get9bpp:
		4591	lodsb
		4592	mov ah, al
		4593	shl eax, 8
		4594	mov al, ah
		4595	ret 4
		4596	;-----------------------------------------------------------------------------
2430	mario79	4597	align 4
2288	clevermous	4598	putimage_init1bpp:
		4599	add eax, ecx
		4600	push ecx
		4601	add eax, 7
		4602	add ecx, 7
		4603	shr eax, 3
		4604	shr ecx, 3
		4605	sub eax, ecx
		4606	pop ecx
		4607	ret
2430	mario79	4608	;-----------------------------------------------------------------------------
2288	clevermous	4609	align 16
		4610	putimage_get1bpp:
		4611	push edx
		4612	mov edx, [esp+8]
		4613	mov al, [edx]
		4614	add al, al
		4615	jnz @f
		4616	lodsb
		4617	adc al, al
		4618	@@:
		4619	mov [edx], al
		4620	sbb eax, eax
		4621	and eax, [edx+8]
		4622	add eax, [edx+4]
		4623	pop edx
		4624	ret 4
2430	mario79	4625	;-----------------------------------------------------------------------------
		4626	align 4
2288	clevermous	4627	putimage_init2bpp:
		4628	add eax, ecx
		4629	push ecx
		4630	add ecx, 3
		4631	add eax, 3
		4632	shr ecx, 2
		4633	shr eax, 2
		4634	sub eax, ecx
		4635	pop ecx
		4636	ret
2430	mario79	4637	;-----------------------------------------------------------------------------
2288	clevermous	4638	align 16
		4639	putimage_get2bpp:
		4640	push edx
		4641	mov edx, [esp+8]
		4642	mov al, [edx]
		4643	mov ah, al
		4644	shr al, 6
		4645	shl ah, 2
		4646	jnz .nonewbyte
		4647	lodsb
		4648	mov ah, al
		4649	shr al, 6
		4650	shl ah, 2
		4651	add ah, 1
		4652	.nonewbyte:
		4653	mov [edx], ah
		4654	mov edx, [edx+4]
		4655	movzx eax, al
		4656	mov eax, [edx+eax*4]
		4657	pop edx
		4658	ret 4
2430	mario79	4659	;-----------------------------------------------------------------------------
		4660	align 4
2288	clevermous	4661	putimage_init4bpp:
		4662	add eax, ecx
		4663	push ecx
		4664	add ecx, 1
		4665	add eax, 1
		4666	shr ecx, 1
		4667	shr eax, 1
		4668	sub eax, ecx
		4669	pop ecx
		4670	ret
2430	mario79	4671	;-----------------------------------------------------------------------------
2288	clevermous	4672	align 16
		4673	putimage_get4bpp:
		4674	push edx
		4675	mov edx, [esp+8]
		4676	add byte [edx], 80h
		4677	jc @f
		4678	movzx eax, byte [edx+1]
		4679	mov edx, [edx+4]
		4680	and eax, 0x0F
		4681	mov eax, [edx+eax*4]
		4682	pop edx
		4683	ret 4
		4684	@@:
		4685	movzx eax, byte [esi]
		4686	add esi, 1
		4687	mov [edx+1], al
		4688	shr eax, 4
		4689	mov edx, [edx+4]
		4690	mov eax, [edx+eax*4]
		4691	pop edx
		4692	ret 4
2430	mario79	4693	;-----------------------------------------------------------------------------
		4694	align 4
2288	clevermous	4695	putimage_init32bpp:
		4696	shl eax, 2
		4697	ret
2430	mario79	4698	;-----------------------------------------------------------------------------
2288	clevermous	4699	align 16
		4700	putimage_get32bpp:
		4701	lodsd
		4702	ret 4
2430	mario79	4703	;-----------------------------------------------------------------------------
		4704	align 4
2288	clevermous	4705	putimage_init15bpp:
		4706	putimage_init16bpp:
		4707	add eax, eax
		4708	ret
2430	mario79	4709	;-----------------------------------------------------------------------------
2288	clevermous	4710	align 16
		4711	putimage_get15bpp:
		4712	; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
		4713	push ecx edx
		4714	movzx eax, word [esi]
		4715	add esi, 2
		4716	mov ecx, eax
		4717	mov edx, eax
		4718	and eax, 0x1F
		4719	and ecx, 0x1F shl 5
		4720	and edx, 0x1F shl 10
		4721	shl eax, 3
		4722	shl ecx, 6
		4723	shl edx, 9
		4724	or eax, ecx
		4725	or eax, edx
		4726	pop edx ecx
		4727	ret 4
2430	mario79	4728	;-----------------------------------------------------------------------------
2288	clevermous	4729	align 16
		4730	putimage_get16bpp:
		4731	; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
		4732	push ecx edx
		4733	movzx eax, word [esi]
		4734	add esi, 2
		4735	mov ecx, eax
		4736	mov edx, eax
		4737	and eax, 0x1F
		4738	and ecx, 0x3F shl 5
		4739	and edx, 0x1F shl 11
		4740	shl eax, 3
		4741	shl ecx, 5
		4742	shl edx, 8
		4743	or eax, ecx
		4744	or eax, edx
		4745	pop edx ecx
		4746	ret 4
2430	mario79	4747	;-----------------------------------------------------------------------------
		4748	;align 4
2288	clevermous	4749	; eax x beginning
		4750	; ebx y beginning
		4751	; ecx x end
		4752	; edx y end
		4753	; edi color
2430	mario79	4754	;__sys_drawbar:
		4755	; mov esi, [current_slot]
		4756	; add eax, [esi+APPDATA.wnd_clientbox.left]
		4757	; add ecx, [esi+APPDATA.wnd_clientbox.left]
		4758	; add ebx, [esi+APPDATA.wnd_clientbox.top]
		4759	; add edx, [esi+APPDATA.wnd_clientbox.top]
		4760	;--------------------------------------
		4761	;align 4
		4762	;.forced:
		4763	; call vesa20_drawbar
2407	mario79	4764	; call [draw_pointer]
		4765	; ret
2430	mario79	4766	;-----------------------------------------------------------------------------
		4767	align 4
2288	clevermous	4768	kb_read:
		4769
		4770	push ecx edx
		4771
		4772	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4773	kr_loop:
		4774	in al, 0x64
		4775	test al, 1
		4776	jnz kr_ready
		4777	loop kr_loop
		4778	mov ah, 1
		4779	jmp kr_exit
		4780	kr_ready:
		4781	push ecx
		4782	mov ecx, 32
		4783	kr_delay:
		4784	loop kr_delay
		4785	pop ecx
		4786	in al, 0x60
		4787	xor ah, ah
		4788	kr_exit:
		4789
		4790	pop edx ecx
		4791
		4792	ret
2430	mario79	4793	;-----------------------------------------------------------------------------
		4794	align 4
2288	clevermous	4795	kb_write:
		4796
		4797	push ecx edx
		4798
		4799	mov dl, al
		4800	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4801	; kw_loop1:
		4802	; in al,0x64
		4803	; test al,0x20
		4804	; jz kw_ok1
		4805	; loop kw_loop1
		4806	; mov ah,1
		4807	; jmp kw_exit
		4808	; kw_ok1:
		4809	in al, 0x60
		4810	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4811	kw_loop:
		4812	in al, 0x64
		4813	test al, 2
		4814	jz kw_ok
		4815	loop kw_loop
		4816	mov ah, 1
		4817	jmp kw_exit
		4818	kw_ok:
		4819	mov al, dl
		4820	out 0x60, al
		4821	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4822	kw_loop3:
		4823	in al, 0x64
		4824	test al, 2
		4825	jz kw_ok3
		4826	loop kw_loop3
		4827	mov ah, 1
		4828	jmp kw_exit
		4829	kw_ok3:
		4830	mov ah, 8
		4831	kw_loop4:
		4832	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4833	kw_loop5:
		4834	in al, 0x64
		4835	test al, 1
		4836	jnz kw_ok4
		4837	loop kw_loop5
		4838	dec ah
		4839	jnz kw_loop4
		4840	kw_ok4:
		4841	xor ah, ah
		4842	kw_exit:
		4843
		4844	pop edx ecx
		4845
		4846	ret
2430	mario79	4847	;-----------------------------------------------------------------------------
		4848	align 4
2288	clevermous	4849	kb_cmd:
		4850
		4851	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4852	c_wait:
		4853	in al, 0x64
		4854	test al, 2
		4855	jz c_send
		4856	loop c_wait
		4857	jmp c_error
		4858	c_send:
		4859	mov al, bl
		4860	out 0x64, al
		4861	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4862	c_accept:
		4863	in al, 0x64
		4864	test al, 2
		4865	jz c_ok
		4866	loop c_accept
		4867	c_error:
		4868	mov ah, 1
		4869	jmp c_exit
		4870	c_ok:
		4871	xor ah, ah
		4872	c_exit:
		4873	ret
		4874
		4875
		4876	setmouse: ; set mousepicture -pointer
		4877	; ps2 mouse enable
		4878
2430	mario79	4879	; mov [MOUSE_PICTURE], dword mousepointer
2288	clevermous	4880
		4881	cli
		4882
		4883	ret
		4884
		4885	if used _rdtsc
		4886	_rdtsc:
		4887	bt [cpu_caps], CAPS_TSC
		4888	jnc ret_rdtsc
		4889	rdtsc
		4890	ret
		4891	ret_rdtsc:
		4892	mov edx, 0xffffffff
		4893	mov eax, 0xffffffff
		4894	ret
		4895	end if
		4896
		4897	sys_msg_board_str:
		4898
		4899	pushad
		4900	@@:
		4901	cmp [esi], byte 0
		4902	je @f
3614	shikhin	4903	mov ebx, 1
		4904	movzx ecx, byte [esi]
2288	clevermous	4905	call sys_msg_board
		4906	inc esi
		4907	jmp @b
		4908	@@:
		4909	popad
		4910	ret
		4911
		4912	sys_msg_board_byte:
		4913	; in: al = byte to display
		4914	; out: nothing
		4915	; destroys: nothing
		4916	pushad
		4917	mov ecx, 2
		4918	shl eax, 24
		4919	jmp @f
		4920
		4921	sys_msg_board_word:
		4922	; in: ax = word to display
		4923	; out: nothing
		4924	; destroys: nothing
		4925	pushad
		4926	mov ecx, 4
		4927	shl eax, 16
		4928	jmp @f
		4929
		4930	sys_msg_board_dword:
		4931	; in: eax = dword to display
		4932	; out: nothing
		4933	; destroys: nothing
		4934	pushad
		4935	mov ecx, 8
		4936	@@:
		4937	push ecx
		4938	rol eax, 4
		4939	push eax
		4940	and al, 0xF
		4941	cmp al, 10
		4942	sbb al, 69h
		4943	das
3614	shikhin	4944	mov cl, al
		4945	xor ebx, ebx
		4946	inc ebx
2288	clevermous	4947	call sys_msg_board
		4948	pop eax
		4949	pop ecx
		4950	loop @b
		4951	popad
		4952	ret
		4953
3392	clevermous	4954	msg_board_data_size = 65536 ; Must be power of two
		4955
2288	clevermous	4956	uglobal
3392	clevermous	4957	msg_board_data rb msg_board_data_size
2288	clevermous	4958	msg_board_count dd 0x0
		4959	endg
		4960
		4961	sys_msg_board:
		4962
3614	shikhin	4963	; ebx=1 : write : bl byte to write
		4964	; ebx=2 : read : ebx=0 -> no data, ebx=1 -> data in al
2288	clevermous	4965
3614	shikhin	4966	push eax ebx ; Save eax and ebx, since we're restoring their order required.
		4967	mov eax, ebx
		4968	mov ebx, ecx
		4969
2288	clevermous	4970	mov ecx, [msg_board_count]
		4971	cmp eax, 1
		4972	jne .smbl1
		4973
		4974	if defined debug_com_base
		4975
		4976	push dx ax
		4977
		4978	@@: ; Wait for empty transmit register (yes, this slows down system..)
		4979	mov dx, debug_com_base+5
		4980	in al, dx
		4981	test al, 1 shl 5
		4982	jz @r
		4983
		4984	mov dx, debug_com_base ; Output the byte
		4985	mov al, bl
		4986	out dx, al
		4987
		4988	pop ax dx
		4989
		4990	end if
		4991
		4992	mov [msg_board_data+ecx], bl
3777	yogev_ezra	4993	; // if debug_direct_print == 1
		4994	cmp byte [debug_direct_print], 1
		4995	jnz @f
3507	clevermous	4996	pusha
		4997	iglobal
3778	mario79	4998	msg_board_pos dd (426)65536+10 ; for printing debug output on the screen
3507	clevermous	4999	endg
		5000	lea edx, [msg_board_data+ecx]
		5001	mov ecx, 0x40FFFFFF
		5002	mov ebx, [msg_board_pos]
		5003	mov edi, 1
		5004	mov esi, 1
		5005	call dtext
		5006	popa
		5007	add word [msg_board_pos+2], 6
		5008	cmp bl, 10
		5009	jnz @f
3778	mario79	5010	mov word [msg_board_pos+2], (42*6)
3507	clevermous	5011	add word [msg_board_pos], 10
3613	clevermous	5012	mov ax, word [Screen_Max_Y]
3507	clevermous	5013	cmp word [msg_board_pos], ax
		5014	jbe @f
		5015	mov word [msg_board_pos], 10
		5016	@@:
3777	yogev_ezra	5017	; // end if
		5018
3534	clevermous	5019	if 0
		5020	pusha
		5021	mov al, bl
		5022	mov edx, 402h
		5023	out dx, al
		5024	popa
		5025	end if
2288	clevermous	5026	inc ecx
3392	clevermous	5027	and ecx, msg_board_data_size - 1
2288	clevermous	5028	mov [msg_board_count], ecx
3614	shikhin	5029
		5030	pop ebx eax
2288	clevermous	5031	ret
		5032	.smbl1:
		5033	cmp eax, 2
		5034	jne .smbl2
		5035	test ecx, ecx
		5036	jz .smbl21
3614	shikhin	5037
		5038	add esp, 8 ; Returning data in ebx and eax, so no need to restore them.
2288	clevermous	5039	mov eax, msg_board_data+1
		5040	mov ebx, msg_board_data
		5041	movzx edx, byte [ebx]
		5042	call memmove
		5043	dec [msg_board_count]
3614	shikhin	5044	mov [esp + 32], edx ;eax
		5045	mov [esp + 20], dword 1
2288	clevermous	5046	ret
		5047	.smbl21:
3614	shikhin	5048	mov [esp+32], ecx
		5049	mov [esp+20], ecx
2288	clevermous	5050	.smbl2:
3614	shikhin	5051	pop ebx eax
2288	clevermous	5052	ret
		5053
		5054	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5055	;; 66 sys function. ;;
		5056	;; in eax=66,ebx in [0..5],ecx,edx ;;
		5057	;; out eax ;;
		5058	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5059	iglobal
		5060	align 4
		5061	f66call:
		5062	dd sys_process_def.1 ; 1 = set keyboard mode
		5063	dd sys_process_def.2 ; 2 = get keyboard mode
		5064	dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
2709	mario79	5065	dd sys_process_def.4 ; 4 = set system-wide hotkey
		5066	dd sys_process_def.5 ; 5 = delete installed hotkey
		5067	dd sys_process_def.6 ; 6 = disable input, work only hotkeys
		5068	dd sys_process_def.7 ; 7 = enable input, opposition to f.66.6
2288	clevermous	5069	endg
2709	mario79	5070	;-----------------------------------------------------------------------------
		5071	align 4
2288	clevermous	5072	sys_process_def:
		5073	dec ebx
2709	mario79	5074	cmp ebx, 7
		5075	jae .not_support ;if >=8 then or eax,-1
2288	clevermous	5076
		5077	mov edi, [CURRENT_TASK]
		5078	jmp dword [f66call+ebx*4]
		5079
		5080	.not_support:
		5081	or eax, -1
		5082	ret
2709	mario79	5083	;-----------------------------------------------------------------------------
		5084	align 4
2288	clevermous	5085	.1:
		5086	shl edi, 8
		5087	mov [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
		5088
		5089	ret
2709	mario79	5090	;-----------------------------------------------------------------------------
		5091	align 4
2288	clevermous	5092	.2: ; 2 = get keyboard mode
		5093	shl edi, 8
		5094	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
		5095	mov [esp+32], eax
		5096	ret
2709	mario79	5097	;-----------------------------------------------------------------------------
		5098	align 4
2288	clevermous	5099	.3: ;3 = get keyboard ctrl, alt, shift
		5100	mov eax, [kb_state]
		5101	mov [esp+32], eax
		5102	ret
2709	mario79	5103	;-----------------------------------------------------------------------------
		5104	align 4
2288	clevermous	5105	.4:
		5106	mov eax, hotkey_list
		5107	@@:
		5108	cmp dword [eax+8], 0
		5109	jz .found_free
		5110	add eax, 16
		5111	cmp eax, hotkey_list+16*256
		5112	jb @b
		5113	mov dword [esp+32], 1
		5114	ret
		5115	.found_free:
		5116	mov [eax+8], edi
		5117	mov [eax+4], edx
		5118	movzx ecx, cl
		5119	lea ecx, [hotkey_scancodes+ecx*4]
		5120	mov edx, [ecx]
		5121	mov [eax], edx
		5122	mov [ecx], eax
		5123	mov [eax+12], ecx
3383	hidnplayr	5124	test edx, edx
		5125	jz @f
2288	clevermous	5126	mov [edx+12], eax
		5127	@@:
		5128	and dword [esp+32], 0
		5129	ret
2709	mario79	5130	;-----------------------------------------------------------------------------
		5131	align 4
2288	clevermous	5132	.5:
		5133	movzx ebx, cl
		5134	lea ebx, [hotkey_scancodes+ebx*4]
		5135	mov eax, [ebx]
		5136	.scan:
		5137	test eax, eax
		5138	jz .notfound
		5139	cmp [eax+8], edi
		5140	jnz .next
		5141	cmp [eax+4], edx
		5142	jz .found
		5143	.next:
		5144	mov eax, [eax]
		5145	jmp .scan
		5146	.notfound:
		5147	mov dword [esp+32], 1
		5148	ret
		5149	.found:
		5150	mov ecx, [eax]
		5151	jecxz @f
		5152	mov edx, [eax+12]
		5153	mov [ecx+12], edx
		5154	@@:
		5155	mov ecx, [eax+12]
		5156	mov edx, [eax]
		5157	mov [ecx], edx
		5158	xor edx, edx
		5159	mov [eax+4], edx
		5160	mov [eax+8], edx
		5161	mov [eax+12], edx
		5162	mov [eax], edx
		5163	mov [esp+32], edx
		5164	ret
2709	mario79	5165	;-----------------------------------------------------------------------------
		5166	align 4
		5167	.6:
		5168	pushfd
		5169	cli
		5170	mov eax, [PID_lock_input]
		5171	test eax, eax
		5172	jnz @f
		5173	; get current PID
		5174	mov eax, [CURRENT_TASK]
		5175	shl eax, 5
		5176	mov eax, [eax+CURRENT_TASK+TASKDATA.pid]
		5177	; set current PID for lock input
		5178	mov [PID_lock_input], eax
		5179	@@:
		5180	popfd
		5181	ret
		5182	;-----------------------------------------------------------------------------
		5183	align 4
		5184	.7:
		5185	mov eax, [PID_lock_input]
		5186	test eax, eax
		5187	jz @f
		5188	; get current PID
		5189	mov ebx, [CURRENT_TASK]
		5190	shl ebx, 5
		5191	mov ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
		5192	; compare current lock input with current PID
		5193	cmp ebx, eax
		5194	jne @f
2288	clevermous	5195
2709	mario79	5196	xor eax, eax
		5197	mov [PID_lock_input], eax
		5198	@@:
		5199	ret
		5200	;-----------------------------------------------------------------------------
		5201	uglobal
		5202	PID_lock_input dd 0x0
		5203	endg
2288	clevermous	5204	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5205	;; 61 sys function. ;;
		5206	;; in eax=61,ebx in [1..3] ;;
		5207	;; out eax ;;
		5208	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5209	iglobal
		5210	align 4
		5211	f61call:
		5212	dd sys_gs.1 ; resolution
		5213	dd sys_gs.2 ; bits per pixel
		5214	dd sys_gs.3 ; bytes per scanline
		5215	endg
		5216
		5217
		5218	align 4
		5219
		5220	sys_gs: ; direct screen access
		5221	dec ebx
		5222	cmp ebx, 2
		5223	ja .not_support
		5224	jmp dword [f61call+ebx*4]
		5225	.not_support:
		5226	or [esp+32], dword -1
		5227	ret
		5228
		5229
		5230	.1: ; resolution
		5231	mov eax, [Screen_Max_X]
		5232	shl eax, 16
3606	Serge	5233	mov ax, word [Screen_Max_Y]
2288	clevermous	5234	add eax, 0x00010001
		5235	mov [esp+32], eax
		5236	ret
		5237	.2: ; bits per pixel
3537	Serge	5238	mov eax, [_display.bpp]
2288	clevermous	5239	mov [esp+32], eax
		5240	ret
		5241	.3: ; bytes per scanline
3606	Serge	5242	mov eax, [_display.pitch]
2288	clevermous	5243	mov [esp+32], eax
		5244	ret
		5245
		5246	align 4 ; system functions
		5247
		5248	syscall_setpixel: ; SetPixel
		5249
		5250	mov eax, ebx
		5251	mov ebx, ecx
		5252	mov ecx, edx
		5253	mov edx, [TASK_BASE]
		5254	add eax, [edx-twdw+WDATA.box.left]
		5255	add ebx, [edx-twdw+WDATA.box.top]
		5256	mov edi, [current_slot]
		5257	add eax, [edi+APPDATA.wnd_clientbox.left]
		5258	add ebx, [edi+APPDATA.wnd_clientbox.top]
		5259	xor edi, edi ; no force
2430	mario79	5260	and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area
2453	mario79	5261	; jmp [putpixel]
		5262	jmp __sys_putpixel
2288	clevermous	5263
		5264	align 4
		5265
		5266	syscall_writetext: ; WriteText
		5267
		5268	mov eax, [TASK_BASE]
		5269	mov ebp, [eax-twdw+WDATA.box.left]
		5270	push esi
		5271	mov esi, [current_slot]
		5272	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5273	shl ebp, 16
		5274	add ebp, [eax-twdw+WDATA.box.top]
		5275	add bp, word[esi+APPDATA.wnd_clientbox.top]
		5276	pop esi
3462	mario79	5277	test ecx, 0x08000000 ; redirect the output to the user area
		5278	jnz @f
2288	clevermous	5279	add ebx, ebp
3462	mario79	5280	align 4
		5281	@@:
2288	clevermous	5282	mov eax, edi
2536	mario79	5283	test ecx, 0x08000000 ; redirect the output to the user area
		5284	jnz dtext
2288	clevermous	5285	xor edi, edi
		5286	jmp dtext
		5287
		5288	align 4
		5289
		5290	syscall_drawrect: ; DrawRect
		5291
		5292	mov edi, edx ; color + gradient
		5293	and edi, 0x80FFFFFF
		5294	test bx, bx ; x.size
		5295	je .drectr
		5296	test cx, cx ; y.size
		5297	je .drectr
		5298
		5299	mov eax, ebx ; bad idea
		5300	mov ebx, ecx
		5301
		5302	movzx ecx, ax ; ecx - x.size
		5303	shr eax, 16 ; eax - x.coord
		5304	movzx edx, bx ; edx - y.size
		5305	shr ebx, 16 ; ebx - y.coord
		5306	mov esi, [current_slot]
		5307
		5308	add eax, [esi + APPDATA.wnd_clientbox.left]
		5309	add ebx, [esi + APPDATA.wnd_clientbox.top]
		5310	add ecx, eax
		5311	add edx, ebx
2453	mario79	5312	; jmp [drawbar]
		5313	jmp vesa20_drawbar
2288	clevermous	5314	.drectr:
		5315	ret
		5316
		5317	align 4
		5318	syscall_getscreensize: ; GetScreenSize
3606	Serge	5319	mov ax, word [Screen_Max_X]
2288	clevermous	5320	shl eax, 16
3606	Serge	5321	mov ax, word [Screen_Max_Y]
2288	clevermous	5322	mov [esp + 32], eax
		5323	ret
		5324
		5325	align 4
		5326
		5327	syscall_cdaudio: ; CD
		5328
		5329	cmp ebx, 4
		5330	jb .audio
		5331	jz .eject
		5332	cmp ebx, 5
		5333	jnz .ret
		5334	.load:
		5335	call .reserve
		5336	call LoadMedium
		5337	;call .free
		5338	jmp .free
		5339	; ret
		5340	.eject:
		5341	call .reserve
		5342	call clear_CD_cache
		5343	call allow_medium_removal
		5344	call EjectMedium
		5345	; call .free
		5346	jmp .free
		5347	; ret
		5348	.audio:
		5349	call sys_cd_audio
		5350	mov [esp+36-4], eax
		5351	.ret:
		5352	ret
		5353
		5354	.reserve:
		5355	call reserve_cd
		5356	mov eax, ecx
		5357	shr eax, 1
		5358	and eax, 1
		5359	inc eax
		5360	mov [ChannelNumber], ax
		5361	mov eax, ecx
		5362	and eax, 1
		5363	mov [DiskNumber], al
		5364	call reserve_cd_channel
		5365	and ebx, 3
		5366	inc ebx
		5367	mov [cdpos], ebx
		5368	add ebx, ebx
		5369	mov cl, 8
		5370	sub cl, bl
		5371	mov al, [DRIVE_DATA+1]
		5372	shr al, cl
		5373	test al, 2
		5374	jz .free;.err
		5375	ret
		5376	.free:
		5377	call free_cd_channel
		5378	and [cd_status], 0
		5379	ret
		5380	.err:
		5381	call .free
		5382	; pop eax
		5383	ret
2511	mario79	5384	;-----------------------------------------------------------------------------
2288	clevermous	5385	align 4
2511	mario79	5386	syscall_getpixel_WinMap: ; GetPixel WinMap
		5387	cmp ebx, [Screen_Max_X]
		5388	jbe @f
		5389	cmp ecx, [Screen_Max_Y]
		5390	jbe @f
		5391	xor eax, eax
		5392	jmp .store
		5393	;--------------------------------------
		5394	align 4
		5395	@@:
		5396	mov eax, [d_width_calc_area + ecx*4]
		5397	add eax, [_WinMapAddress]
		5398	movzx eax, byte[eax+ebx] ; get value for current point
		5399	;--------------------------------------
		5400	align 4
		5401	.store:
		5402	mov [esp + 32], eax
		5403	ret
		5404	;-----------------------------------------------------------------------------
		5405	align 4
2288	clevermous	5406	syscall_getpixel: ; GetPixel
		5407	mov ecx, [Screen_Max_X]
		5408	inc ecx
		5409	xor edx, edx
		5410	mov eax, ebx
		5411	div ecx
		5412	mov ebx, edx
		5413	xchg eax, ebx
2430	mario79	5414	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5415	call dword [GETPIXEL]; eax - x, ebx - y
		5416	mov [esp + 32], ecx
		5417	ret
2509	mario79	5418	;-----------------------------------------------------------------------------
2288	clevermous	5419	align 4
		5420	syscall_getarea:
		5421	;eax = 36
		5422	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5423	;ecx = [size x]*65536 + [size y]
		5424	;edx = [start x]*65536 + [start y]
		5425	pushad
		5426	mov edi, ebx
		5427	mov eax, edx
		5428	shr eax, 16
		5429	mov ebx, edx
		5430	and ebx, 0xffff
		5431	dec eax
		5432	dec ebx
		5433	; eax - x, ebx - y
		5434	mov edx, ecx
		5435
		5436	shr ecx, 16
		5437	and edx, 0xffff
		5438	mov esi, ecx
		5439	; ecx - size x, edx - size y
		5440
		5441	mov ebp, edx
		5442	dec ebp
		5443	lea ebp, [ebp*3]
		5444
		5445	imul ebp, esi
		5446
		5447	mov esi, ecx
		5448	dec esi
		5449	lea esi, [esi*3]
		5450
		5451	add ebp, esi
		5452	add ebp, edi
		5453
		5454	add ebx, edx
2509	mario79	5455	;--------------------------------------
		5456	align 4
2288	clevermous	5457	.start_y:
		5458	push ecx edx
2509	mario79	5459	;--------------------------------------
		5460	align 4
2288	clevermous	5461	.start_x:
		5462	push eax ebx ecx
		5463	add eax, ecx
		5464
2430	mario79	5465	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5466	call dword [GETPIXEL]; eax - x, ebx - y
		5467
		5468	mov [ebp], cx
		5469	shr ecx, 16
		5470	mov [ebp+2], cl
		5471
		5472	pop ecx ebx eax
		5473	sub ebp, 3
		5474	dec ecx
		5475	jnz .start_x
		5476	pop edx ecx
		5477	dec ebx
		5478	dec edx
		5479	jnz .start_y
		5480	popad
		5481	ret
2509	mario79	5482	;-----------------------------------------------------------------------------
		5483	align 4
		5484	syscall_putarea_backgr:
		5485	;eax = 25
		5486	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5487	;ecx = [size x]*65536 + [size y]
		5488	;edx = [start x]*65536 + [start y]
		5489	pushad
		5490	mov edi, ebx
		5491	mov eax, edx
		5492	shr eax, 16
		5493	mov ebx, edx
		5494	and ebx, 0xffff
		5495	dec eax
		5496	dec ebx
		5497	; eax - x, ebx - y
		5498	mov edx, ecx
		5499	shr ecx, 16
		5500	and edx, 0xffff
		5501	mov esi, ecx
		5502	; ecx - size x, edx - size y
		5503	mov ebp, edx
		5504	dec ebp
		5505	shl ebp, 2
2288	clevermous	5506
2509	mario79	5507	imul ebp, esi
		5508
		5509	mov esi, ecx
		5510	dec esi
		5511	shl esi, 2
		5512
		5513	add ebp, esi
		5514	add ebp, edi
		5515
		5516	add ebx, edx
		5517	;--------------------------------------
2288	clevermous	5518	align 4
2509	mario79	5519	.start_y:
		5520	push ecx edx
		5521	;--------------------------------------
		5522	align 4
		5523	.start_x:
		5524	push eax ecx
		5525	add eax, ecx
2288	clevermous	5526
2509	mario79	5527	mov ecx, [ebp]
		5528	rol ecx, 8
		5529	test cl, cl ; transparensy = 0
		5530	jz .no_put
		5531
		5532	xor cl, cl
		5533	ror ecx, 8
		5534
		5535	pushad
		5536	mov edx, [d_width_calc_area + ebx*4]
		5537	add edx, [_WinMapAddress]
		5538	movzx edx, byte [eax+edx]
		5539	cmp dl, byte 1
		5540	jne @f
		5541
		5542	call dword [PUTPIXEL]; eax - x, ebx - y
		5543	;--------------------------------------
		5544	align 4
		5545	@@:
		5546	popad
		5547	;--------------------------------------
		5548	align 4
		5549	.no_put:
		5550	pop ecx eax
2991	Serge	5551
2509	mario79	5552	sub ebp, 4
		5553	dec ecx
		5554	jnz .start_x
		5555
		5556	pop edx ecx
		5557	dec ebx
		5558	dec edx
		5559	jnz .start_y
		5560
		5561	popad
		5562	ret
		5563	;-----------------------------------------------------------------------------
		5564	align 4
2288	clevermous	5565	syscall_drawline: ; DrawLine
		5566
		5567	mov edi, [TASK_BASE]
		5568	movzx eax, word[edi-twdw+WDATA.box.left]
		5569	mov ebp, eax
		5570	mov esi, [current_slot]
		5571	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5572	add ax, word[esi+APPDATA.wnd_clientbox.left]
		5573	add ebp, ebx
		5574	shl eax, 16
		5575	movzx ebx, word[edi-twdw+WDATA.box.top]
		5576	add eax, ebp
		5577	mov ebp, ebx
		5578	add ebp, [esi+APPDATA.wnd_clientbox.top]
		5579	add bx, word[esi+APPDATA.wnd_clientbox.top]
		5580	add ebp, ecx
		5581	shl ebx, 16
		5582	xor edi, edi
		5583	add ebx, ebp
		5584	mov ecx, edx
2453	mario79	5585	; jmp [draw_line]
		5586	jmp __sys_draw_line
2288	clevermous	5587
		5588
		5589	align 4
		5590	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		5591
		5592	call r_f_port_area
		5593	mov [esp+32], eax
		5594	ret
		5595
		5596	align 4
		5597	syscall_threads: ; CreateThreads
		5598	;
4105	Serge	5599	; ecx=thread entry point
		5600	; edx=thread stack pointer
2288	clevermous	5601	;
		5602	; on return : eax = pid
		5603
4105	Serge	5604	xor ebx, ebx
2288	clevermous	5605	call new_sys_threads
		5606
		5607	mov [esp+32], eax
		5608	ret
		5609
		5610	align 4
		5611
		5612	paleholder:
		5613	ret
2438	mario79	5614	;------------------------------------------------------------------------------
2288	clevermous	5615	align 4
2438	mario79	5616	calculate_fast_getting_offset_for_WinMapAddress:
		5617	; calculate data area for fast getting offset to _WinMapAddress
2446	mario79	5618	xor eax, eax
2438	mario79	5619	mov ecx, [_display.height]
		5620	mov edi, d_width_calc_area
		5621	cld
		5622	@@:
		5623	stosd
		5624	add eax, [_display.width]
		5625	dec ecx
		5626	jnz @r
		5627	ret
		5628	;------------------------------------------------------------------------------
		5629	align 4
2480	mario79	5630	calculate_fast_getting_offset_for_LFB:
		5631	; calculate data area for fast getting offset to LFB
		5632	xor eax, eax
		5633	mov ecx, [_display.height]
		5634	mov edi, BPSLine_calc_area
		5635	cld
		5636	@@:
		5637	stosd
3606	Serge	5638	add eax, [_display.pitch]
2480	mario79	5639	dec ecx
		5640	jnz @r
		5641	ret
		5642	;------------------------------------------------------------------------------
		5643	align 4
2288	clevermous	5644	set_screen:
2654	mario79	5645	; in:
		5646	; eax - new Screen_Max_X
		5647	; ecx - new BytesPerScanLine
		5648	; edx - new Screen_Max_Y
2288	clevermous	5649
		5650	pushfd
		5651	cli
		5652
		5653	mov [Screen_Max_X], eax
		5654	mov [Screen_Max_Y], edx
3606	Serge	5655	mov [_display.pitch], ecx
2288	clevermous	5656
		5657	mov [screen_workarea.right], eax
		5658	mov [screen_workarea.bottom], edx
		5659
		5660	push ebx
		5661	push esi
		5662	push edi
		5663
		5664	pushad
		5665
2654	mario79	5666	cmp [do_not_touch_winmap], 1
		5667	je @f
		5668
2288	clevermous	5669	stdcall kernel_free, [_WinMapAddress]
		5670
		5671	mov eax, [_display.width]
		5672	mul [_display.height]
		5673	mov [_WinMapSize], eax
		5674
		5675	stdcall kernel_alloc, eax
		5676	mov [_WinMapAddress], eax
		5677	test eax, eax
		5678	jz .epic_fail
2654	mario79	5679	; store for f.18.24
		5680	mov eax, [_display.width]
		5681	mov [display_width_standard], eax
2288	clevermous	5682
2654	mario79	5683	mov eax, [_display.height]
		5684	mov [display_height_standard], eax
		5685	@@:
2438	mario79	5686	call calculate_fast_getting_offset_for_WinMapAddress
2545	mario79	5687	; for Qemu or non standart video cards
2991	Serge	5688	; Unfortunately [BytesPerScanLine] does not always
2545	mario79	5689	; equal to [_display.width] * [ScreenBPP] / 8
		5690	call calculate_fast_getting_offset_for_LFB
2288	clevermous	5691	popad
		5692
		5693	call repos_windows
		5694	xor eax, eax
		5695	xor ebx, ebx
		5696	mov ecx, [Screen_Max_X]
		5697	mov edx, [Screen_Max_Y]
		5698	call calculatescreen
		5699	pop edi
		5700	pop esi
		5701	pop ebx
		5702
		5703	popfd
		5704	ret
		5705
		5706	.epic_fail:
		5707	hlt ; Houston, we've had a problem
		5708
		5709	; --------------- APM ---------------------
		5710	uglobal
		5711	apm_entry dp 0
		5712	apm_vf dd 0
		5713	endg
		5714
		5715	align 4
		5716	sys_apm:
		5717	xor eax, eax
		5718	cmp word [apm_vf], ax ; Check APM BIOS enable
		5719	jne @f
		5720	inc eax
		5721	or dword [esp + 44], eax ; error
		5722	add eax, 7
		5723	mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
		5724	ret
		5725
		5726	@@:
		5727	; xchg eax, ecx
		5728	; xchg ebx, ecx
		5729
		5730	cmp dx, 3
		5731	ja @f
		5732	and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
		5733	mov eax, [apm_vf]
		5734	mov [esp + 32], eax
		5735	shr eax, 16
		5736	mov [esp + 28], eax
		5737	ret
		5738
		5739	@@:
		5740
		5741	mov esi, [master_tab+(OS_BASE shr 20)]
		5742	xchg [master_tab], esi
		5743	push esi
		5744	mov edi, cr3
		5745	mov cr3, edi ;flush TLB
		5746
		5747	call pword [apm_entry] ;call APM BIOS
		5748
		5749	xchg eax, [esp]
		5750	mov [master_tab], eax
		5751	mov eax, cr3
		5752	mov cr3, eax
		5753	pop eax
		5754
		5755	mov [esp + 4 ], edi
		5756	mov [esp + 8], esi
		5757	mov [esp + 20], ebx
		5758	mov [esp + 24], edx
		5759	mov [esp + 28], ecx
		5760	mov [esp + 32], eax
		5761	setc al
		5762	and [esp + 44], byte 0xfe
		5763	or [esp + 44], al
		5764	ret
		5765	; -----------------------------------------
		5766
		5767	align 4
		5768
		5769	undefined_syscall: ; Undefined system call
		5770	mov [esp + 32], dword -1
		5771	ret
		5772
		5773	align 4
		5774	system_shutdown: ; shut down the system
		5775
3732	Serge	5776	cmp byte [BOOT_VARS+0x9030], 1
2288	clevermous	5777	jne @F
		5778	ret
		5779	@@:
		5780	call stop_all_services
3598	clevermous	5781	movi eax, 3
2288	clevermous	5782	call sys_cd_audio
		5783
		5784	yes_shutdown_param:
		5785	cli
		5786
		5787	if ~ defined extended_primary_loader
4273	clevermous	5788	; load kernel.mnt to 0x7000:0
		5789	mov ebx, kernel_file_load
		5790	pushad
		5791	call file_system_lfn
		5792	popad
2288	clevermous	5793
		5794	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5795	mov edi, OS_BASE+0x40000
		5796	mov ecx, 1000
		5797	rep movsb
		5798	end if
		5799
3732	Serge	5800	; mov esi, BOOT_VAR ; restore 0x0 - 0xffff
		5801	; mov edi, OS_BASE
		5802	; mov ecx, 0x10000/4
		5803	; cld
		5804	; rep movsd
2288	clevermous	5805
		5806	call IRQ_mask_all
		5807
		5808	if 0
		5809	mov word [OS_BASE+0x467+0], pr_mode_exit
		5810	mov word [OS_BASE+0x467+2], 0x1000
		5811
		5812	mov al, 0x0F
		5813	out 0x70, al
		5814	mov al, 0x05
		5815	out 0x71, al
		5816
		5817	mov al, 0xFE
		5818	out 0x64, al
		5819
		5820	hlt
		5821	jmp $-1
		5822
		5823	else
		5824	cmp byte [OS_BASE + 0x9030], 2
		5825	jnz no_acpi_power_off
		5826
		5827	; scan for RSDP
		5828	; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
		5829	movzx eax, word [OS_BASE + 0x40E]
		5830	shl eax, 4
		5831	jz @f
		5832	mov ecx, 1024/16
		5833	call scan_rsdp
		5834	jnc .rsdp_found
		5835	@@:
		5836	; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
		5837	mov eax, 0xE0000
		5838	mov ecx, 0x2000
		5839	call scan_rsdp
		5840	jc no_acpi_power_off
		5841	.rsdp_found:
		5842	mov esi, [eax+16] ; esi contains physical address of the RSDT
		5843	mov ebp, [ipc_tmp]
		5844	stdcall map_page, ebp, esi, PG_MAP
		5845	lea eax, [esi+1000h]
		5846	lea edx, [ebp+1000h]
		5847	stdcall map_page, edx, eax, PG_MAP
		5848	and esi, 0xFFF
		5849	add esi, ebp
		5850	cmp dword [esi], 'RSDT'
		5851	jnz no_acpi_power_off
		5852	mov ecx, [esi+4]
		5853	sub ecx, 24h
		5854	jbe no_acpi_power_off
		5855	shr ecx, 2
		5856	add esi, 24h
		5857	.scan_fadt:
		5858	lodsd
		5859	mov ebx, eax
		5860	lea eax, [ebp+2000h]
		5861	stdcall map_page, eax, ebx, PG_MAP
		5862	lea eax, [ebp+3000h]
		5863	add ebx, 0x1000
		5864	stdcall map_page, eax, ebx, PG_MAP
		5865	and ebx, 0xFFF
		5866	lea ebx, [ebx+ebp+2000h]
		5867	cmp dword [ebx], 'FACP'
		5868	jz .fadt_found
		5869	loop .scan_fadt
		5870	jmp no_acpi_power_off
		5871	.fadt_found:
		5872	; ebx is linear address of FADT
		5873	mov edi, [ebx+40] ; physical address of the DSDT
		5874	lea eax, [ebp+4000h]
		5875	stdcall map_page, eax, edi, PG_MAP
		5876	lea eax, [ebp+5000h]
		5877	lea esi, [edi+0x1000]
		5878	stdcall map_page, eax, esi, PG_MAP
		5879	and esi, 0xFFF
		5880	sub edi, esi
		5881	cmp dword [esi+ebp+4000h], 'DSDT'
		5882	jnz no_acpi_power_off
		5883	mov eax, [esi+ebp+4004h] ; DSDT length
		5884	sub eax, 36+4
		5885	jbe no_acpi_power_off
		5886	add esi, 36
		5887	.scan_dsdt:
		5888	cmp dword [esi+ebp+4000h], '_S5_'
		5889	jnz .scan_dsdt_cont
		5890	cmp byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
		5891	jnz .scan_dsdt_cont
		5892	mov dl, [esi+ebp+4000h+6]
		5893	cmp dl, 4 ; _S5_ package must contain 4 bytes
		5894	; ...in theory; in practice, VirtualBox has 2 bytes
		5895	ja .scan_dsdt_cont
		5896	cmp dl, 1
		5897	jb .scan_dsdt_cont
		5898	lea esi, [esi+ebp+4000h+7]
		5899	xor ecx, ecx
		5900	cmp byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
		5901	jz @f
		5902	cmp byte [esi], 0xA
		5903	jnz no_acpi_power_off
		5904	inc esi
		5905	mov cl, [esi]
		5906	@@:
		5907	inc esi
		5908	cmp dl, 2
		5909	jb @f
		5910	cmp byte [esi], 0
		5911	jz @f
		5912	cmp byte [esi], 0xA
		5913	jnz no_acpi_power_off
		5914	inc esi
		5915	mov ch, [esi]
		5916	@@:
		5917	jmp do_acpi_power_off
		5918	.scan_dsdt_cont:
		5919	inc esi
		5920	cmp esi, 0x1000
		5921	jb @f
		5922	sub esi, 0x1000
		5923	add edi, 0x1000
		5924	push eax
		5925	lea eax, [ebp+4000h]
		5926	stdcall map_page, eax, edi, PG_MAP
		5927	push PG_MAP
		5928	lea eax, [edi+1000h]
		5929	push eax
		5930	lea eax, [ebp+5000h]
		5931	push eax
		5932	stdcall map_page
		5933	pop eax
		5934	@@:
		5935	dec eax
		5936	jnz .scan_dsdt
		5937	jmp no_acpi_power_off
		5938	do_acpi_power_off:
		5939	mov edx, [ebx+48]
		5940	test edx, edx
		5941	jz .nosmi
		5942	mov al, [ebx+52]
		5943	out dx, al
		5944	mov edx, [ebx+64]
		5945	@@:
		5946	in ax, dx
		5947	test al, 1
		5948	jz @b
		5949	.nosmi:
		5950	and cx, 0x0707
		5951	shl cx, 2
		5952	or cx, 0x2020
		5953	mov edx, [ebx+64]
		5954	in ax, dx
		5955	and ax, 203h
		5956	or ah, cl
		5957	out dx, ax
		5958	mov edx, [ebx+68]
		5959	test edx, edx
		5960	jz @f
		5961	in ax, dx
		5962	and ax, 203h
		5963	or ah, ch
		5964	out dx, ax
		5965	@@:
		5966	jmp $
		5967
		5968
		5969	no_acpi_power_off:
		5970	mov word [OS_BASE+0x467+0], pr_mode_exit
		5971	mov word [OS_BASE+0x467+2], 0x1000
		5972
		5973	mov al, 0x0F
		5974	out 0x70, al
		5975	mov al, 0x05
		5976	out 0x71, al
		5977
		5978	mov al, 0xFE
		5979	out 0x64, al
		5980
		5981	hlt
		5982	jmp $-1
		5983
		5984	scan_rsdp:
		5985	add eax, OS_BASE
		5986	.s:
		5987	cmp dword [eax], 'RSD '
		5988	jnz .n
		5989	cmp dword [eax+4], 'PTR '
		5990	jnz .n
		5991	xor edx, edx
		5992	xor esi, esi
		5993	@@:
		5994	add dl, [eax+esi]
		5995	inc esi
		5996	cmp esi, 20
		5997	jnz @b
		5998	test dl, dl
		5999	jz .ok
		6000	.n:
		6001	add eax, 10h
		6002	loop .s
		6003	stc
		6004	.ok:
		6005	ret
		6006	end if
		6007
3627	Serge	6008	if ~ lang eq sp
		6009	diff16 "end of .text segment",0,$
		6010	end if
		6011
2288	clevermous	6012	include "data32.inc"
		6013
		6014	__REV__ = __REV
		6015
3341	yogev_ezra	6016	if ~ lang eq sp
2288	clevermous	6017	diff16 "end of kernel code",0,$
3287	esevece	6018	end if

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(root)/kernel/trunk/kernel.asm @ 9183 – Rev 4553