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

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
5363	yogev_ezra	3	;; Copyright (C) KolibriOS team 2004-2015. 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: 5787 $
		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
5787	serge	286	call init_hpet
2288	clevermous	287	call init_BIOS32
		288	; MEMORY MODEL
		289	call mem_test
		290	call init_mem
		291	call init_page_map
		292
		293	; ENABLE PAGING
		294
5130	serge	295	mov eax, sys_proc-OS_BASE+PROC.pdt_0
2288	clevermous	296	mov cr3, eax
		297
		298	mov eax, cr0
		299	or eax, CR0_PG+CR0_WP
		300	mov cr0, eax
		301
		302	lgdt [gdts]
		303	jmp pword os_code:high_code
		304
		305	align 4
		306	bios32_entry dd ?
		307	tmp_page_tabs dd ?
		308
		309	use16
		310	org $-0x10000
		311	include "boot/shutdown.inc" ; shutdown or restart
		312	org $+0x10000
5033	clevermous	313
		314	ap_init16:
		315	cli
		316	lgdt [cs:gdts_ap-ap_init16]
		317	mov eax, [cs:cr3_ap-ap_init16]
		318	mov cr3, eax
		319	mov eax, [cs:cr4_ap-ap_init16]
		320	mov cr4, eax
		321	mov eax, CR0_PE+CR0_PG+CR0_WP
		322	mov cr0, eax
		323	jmp pword os_code:ap_init_high
		324	align 16
		325	gdts_ap:
		326	dw gdte-gdts-1
		327	dd gdts
		328	dw 0
		329	cr3_ap dd ?
		330	cr4_ap dd ?
		331	ap_init16_size = $ - ap_init16
2288	clevermous	332	use32
		333
		334	__DEBUG__ fix 1
		335	__DEBUG_LEVEL__ fix 1
		336	include 'init.inc'
		337
		338	org OS_BASE+$
		339
2443	Serge	340	include 'fdo.inc'
		341
2288	clevermous	342	align 4
		343	high_code:
		344	mov ax, os_stack
		345	mov bx, app_data
		346	mov cx, app_tls
		347	mov ss, ax
		348	add esp, OS_BASE
		349
		350	mov ds, bx
		351	mov es, bx
		352	mov fs, cx
		353	mov gs, bx
		354
5360	serge	355	xor eax, eax
		356	mov ebx, 0xFFFFF000+PG_SHARED+PG_NOCACHE+PG_UWR
		357	bt [cpu_caps], CAPS_PAT
		358	setc al
		359	shl eax, 7
		360	or ebx, eax
		361
5359	serge	362	mov eax, PG_GLOBAL
2288	clevermous	363	bt [cpu_caps], CAPS_PGE
		364	jnc @F
		365
5359	serge	366	or [sys_proc+PROC.pdt_0+(OS_BASE shr 20)], eax
5360	serge	367	or ebx, eax
2288	clevermous	368
5360	serge	369	mov eax, cr4
		370	or eax, CR4_PGE
		371	mov cr4, eax
2288	clevermous	372	@@:
5360	serge	373	mov [pte_valid_mask], ebx
		374
2288	clevermous	375	xor eax, eax
5130	serge	376	mov dword [sys_proc+PROC.pdt_0], eax
		377	mov dword [sys_proc+PROC.pdt_0+4], eax
2288	clevermous	378
		379	mov eax, cr3
		380	mov cr3, eax ; flush TLB
		381
		382	mov ecx, pg_data.mutex
		383	call mutex_init
		384
		385	mov ecx, disk_list_mutex
		386	call mutex_init
		387
2601	clevermous	388	mov ecx, keyboard_list_mutex
		389	call mutex_init
		390
2489	mario79	391	mov ecx, unpack_mutex
		392	call mutex_init
		393
3534	clevermous	394	mov ecx, application_table_mutex
		395	call mutex_init
		396
3742	clevermous	397	mov ecx, ide_mutex
		398	call mutex_init
		399	mov ecx, ide_channel1_mutex
		400	call mutex_init
		401	mov ecx, ide_channel2_mutex
		402	call mutex_init
4700	mario79	403	mov ecx, ide_channel3_mutex
		404	call mutex_init
		405	mov ecx, ide_channel4_mutex
		406	call mutex_init
		407	mov ecx, ide_channel5_mutex
		408	call mutex_init
		409	mov ecx, ide_channel6_mutex
		410	call mutex_init
3774	mario79	411	;-----------------------------------------------------------------------------
2288	clevermous	412	; SAVE REAL MODE VARIABLES
3774	mario79	413	;-----------------------------------------------------------------------------
2288	clevermous	414	; --------------- APM ---------------------
		415
		416	; init selectors
3732	Serge	417	mov ebx, [BOOT_VARS+BOOT_APM_ENTRY] ; offset of APM entry point
		418	movzx eax, word [BOOT_VARS+BOOT_APM_CODE_32] ; real-mode segment base address of
2288	clevermous	419	; protected-mode 32-bit code segment
3732	Serge	420	movzx ecx, word [BOOT_VARS+BOOT_APM_CODE_16]; real-mode segment base address of
2288	clevermous	421	; protected-mode 16-bit code segment
3732	Serge	422	movzx edx, word [BOOT_VARS+BOOT_APM_DATA_16]; real-mode segment base address of
2288	clevermous	423	; protected-mode 16-bit data segment
		424
		425	shl eax, 4
		426	mov [dword apm_code_32 + 2], ax
		427	shr eax, 16
		428	mov [dword apm_code_32 + 4], al
		429
		430	shl ecx, 4
		431	mov [dword apm_code_16 + 2], cx
		432	shr ecx, 16
		433	mov [dword apm_code_16 + 4], cl
		434
		435	shl edx, 4
		436	mov [dword apm_data_16 + 2], dx
		437	shr edx, 16
		438	mov [dword apm_data_16 + 4], dl
		439
		440	mov dword[apm_entry], ebx
		441	mov word [apm_entry + 4], apm_code_32 - gdts
		442
3732	Serge	443	mov eax, [BOOT_VARS + BOOT_APM_VERSION] ; version & flags
2288	clevermous	444	mov [apm_vf], eax
		445	; -----------------------------------------
3732	Serge	446	mov al, [BOOT_VARS+BOOT_DMA] ; DMA access
2288	clevermous	447	mov [allow_dma_access], al
3732	Serge	448	movzx eax, byte [BOOT_VARS+BOOT_BPP] ; bpp
5154	hidnplayr	449	mov [_display.bits_per_pixel], eax
2288	clevermous	450	mov [_display.vrefresh], 60
3777	yogev_ezra	451	mov al, [BOOT_VARS+BOOT_DEBUG_PRINT] ; If nonzero, duplicates debug output to the screen
		452	mov [debug_direct_print], al
		453	mov al, [BOOT_VARS+BOOT_LAUNCHER_START] ; Start the first app (LAUNCHER) after kernel is loaded?
		454	mov [launcher_start], al
3732	Serge	455	movzx eax, word [BOOT_VARS+BOOT_X_RES]; X max
2288	clevermous	456	mov [_display.width], eax
2654	mario79	457	mov [display_width_standard], eax
2288	clevermous	458	dec eax
		459	mov [screen_workarea.right], eax
3732	Serge	460	movzx eax, word [BOOT_VARS+BOOT_Y_RES]; Y max
2288	clevermous	461	mov [_display.height], eax
2654	mario79	462	mov [display_height_standard], eax
2288	clevermous	463	dec eax
		464	mov [screen_workarea.bottom], eax
3732	Serge	465	movzx eax, word [BOOT_VARS+BOOT_VESA_MODE] ; screen mode
3606	Serge	466	mov dword [SCR_MODE], eax
		467	; mov eax, [BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
2407	mario79	468	; mov [BANK_SWITCH], eax
3606	Serge	469	mov eax, 640 *4 ; Bytes PerScanLine
		470	cmp [SCR_MODE], word 0x13 ; 320x200
2288	clevermous	471	je @f
3606	Serge	472	cmp [SCR_MODE], word 0x12 ; VGA 640x480
2288	clevermous	473	je @f
3732	Serge	474	movzx eax, word[BOOT_VARS+BOOT_PITCH] ; for other modes
3606	Serge	475	@@:
5351	serge	476	mov [_display.lfb_pitch], eax
2288	clevermous	477	mov eax, [_display.width]
		478	mul [_display.height]
5351	serge	479	mov [_display.win_map_size], eax
2288	clevermous	480
2438	mario79	481	call calculate_fast_getting_offset_for_WinMapAddress
2480	mario79	482	; for Qemu or non standart video cards
3481	Serge	483	; Unfortunately [BytesPerScanLine] does not always
2480	mario79	484	; equal to [_display.width] * [ScreenBPP] / 8
		485	call calculate_fast_getting_offset_for_LFB
2438	mario79	486
3732	Serge	487	mov esi, BOOT_VARS+0x9080
2288	clevermous	488	movzx ecx, byte [esi-1]
		489	mov [NumBiosDisks], ecx
		490	mov edi, BiosDisksData
		491	rep movsd
		492
5154	hidnplayr	493	setvideomode:
2288	clevermous	494
3732	Serge	495	mov eax, [BOOT_VARS+BOOT_LFB]
2288	clevermous	496	mov [LFBAddress], eax
		497
5154	hidnplayr	498	cmp word [SCR_MODE], 0x0012 ; VGA (640x480 16 colors)
		499	je .vga
		500	cmp word [SCR_MODE], 0x0013 ; MCGA (320*200 256 colors)
		501	je .32bpp
		502	cmp byte [_display.bits_per_pixel], 32
		503	je .32bpp
		504	cmp byte [_display.bits_per_pixel], 24
		505	je .24bpp
		506	cmp byte [_display.bits_per_pixel], 16
		507	je .16bpp
		508	; cmp byte [_display.bits_per_pixel], 15
		509	; je .15bpp
2436	mario79	510
5154	hidnplayr	511	.vga:
		512	mov [PUTPIXEL], VGA_putpixel
		513	mov [GETPIXEL], Vesa20_getpixel32 ; Conversion buffer is 32 bpp
		514	mov [_display.bytes_per_pixel], 4 ; Conversion buffer is 32 bpp
		515	jmp .finish
2288	clevermous	516
5154	hidnplayr	517	; .15bpp:
		518	; mov [PUTPIXEL], Vesa20_putpixel15
		519	; mov [GETPIXEL], Vesa20_getpixel15
		520	; mov [_display.bytes_per_pixel], 2
		521	; jmp .finish
		522
		523	.16bpp:
		524	mov [PUTPIXEL], Vesa20_putpixel16
		525	mov [GETPIXEL], Vesa20_getpixel16
		526	mov [_display.bytes_per_pixel], 2
		527	jmp .finish
		528
		529	.24bpp:
		530	mov [PUTPIXEL], Vesa20_putpixel24
		531	mov [GETPIXEL], Vesa20_getpixel24
		532	mov [_display.bytes_per_pixel], 3
		533	jmp .finish
		534
		535	.32bpp:
		536	mov [PUTPIXEL], Vesa20_putpixel32
		537	mov [GETPIXEL], Vesa20_getpixel32
		538	mov [_display.bytes_per_pixel], 4
		539	; jmp .finish
		540
		541	.finish:
		542	mov [MOUSE_PICTURE], mousepointer
2642	mario79	543	mov [_display.check_mouse], check_mouse_area_for_putpixel
		544	mov [_display.check_m_pixel], check_mouse_area_for_getpixel
		545
2288	clevermous	546	; -------- Fast System Call init ----------
		547	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
		548	bt [cpu_caps], CAPS_SEP
		549	jnc .SEnP ; SysEnter not Present
		550	xor edx, edx
		551	mov ecx, MSR_SYSENTER_CS
		552	mov eax, os_code
		553	wrmsr
		554	mov ecx, MSR_SYSENTER_ESP
		555	; mov eax, sysenter_stack ; Check it
		556	xor eax, eax
		557	wrmsr
		558	mov ecx, MSR_SYSENTER_EIP
		559	mov eax, sysenter_entry
		560	wrmsr
		561	.SEnP:
		562	; AMD SYSCALL/SYSRET
		563	cmp byte[cpu_vendor], 'A'
		564	jne .noSYSCALL
		565	mov eax, 0x80000001
		566	cpuid
		567	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		568	jz .noSYSCALL
		569	mov ecx, MSR_AMD_EFER
		570	rdmsr
		571	or eax, 1 ; bit_0 - System Call Extension (SCE)
		572	wrmsr
		573
		574	; !!!! It`s dirty hack, fix it !!!
		575	; Bits of EDX :
3539	clevermous	576	; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
2288	clevermous	577	; and the contents of this field, plus 8, are copied into the SS register.
3539	clevermous	578	; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
2288	clevermous	579	; and the contents of this field, plus 8, are copied into the SS register.
		580
		581	; mov edx, (os_code + 16) * 65536 + os_code
		582	mov edx, 0x1B0008
		583
		584	mov eax, syscall_entry
		585	mov ecx, MSR_AMD_STAR
		586	wrmsr
		587	.noSYSCALL:
		588	; -----------------------------------------
		589	stdcall alloc_page
5356	serge	590	stdcall map_page, tss-0xF80, eax, PG_SWR
2288	clevermous	591	stdcall alloc_page
5356	serge	592	stdcall map_page, tss+0x80, eax, PG_SWR
2288	clevermous	593	stdcall alloc_page
5356	serge	594	stdcall map_page, tss+0x1080, eax, PG_SWR
2288	clevermous	595
		596	; LOAD IDT
		597
		598	call build_interrupt_table ;lidt is executed
		599	;lidt [idtreg]
		600
		601	call init_kernel_heap
3534	clevermous	602	stdcall kernel_alloc, (RING0_STACK_SIZE+512) * 2
2288	clevermous	603	mov [os_stack_seg], eax
		604
		605	lea esp, [eax+RING0_STACK_SIZE]
		606
		607	mov [tss._ss0], os_stack
		608	mov [tss._esp0], esp
		609	mov [tss._esp], esp
		610	mov [tss._cs], os_code
		611	mov [tss._ss], os_stack
		612	mov [tss._ds], app_data
		613	mov [tss._es], app_data
		614	mov [tss._fs], app_data
		615	mov [tss._gs], app_data
		616	mov [tss._io], 128
		617	;Add IO access table - bit array of permitted ports
		618	mov edi, tss._io_map_0
		619	xor eax, eax
		620	not eax
		621	mov ecx, 8192/4
		622	rep stosd ; access to 4096*8=65536 ports
		623
		624	mov ax, tss0
		625	ltr ax
		626
2991	Serge	627	mov [LFBSize], 0xC00000
2288	clevermous	628	call init_LFB
		629	call init_fpu
		630	call init_malloc
		631
5130	serge	632	stdcall alloc_kernel_space, 0x50000 ; FIXME check size
2288	clevermous	633	mov [default_io_map], eax
		634
		635	add eax, 0x2000
		636	mov [ipc_tmp], eax
		637	mov ebx, 0x1000
		638
		639	add eax, 0x40000
		640	mov [proc_mem_map], eax
		641
		642	add eax, 0x8000
		643	mov [proc_mem_pdir], eax
		644
		645	add eax, ebx
		646	mov [proc_mem_tab], eax
		647
		648	add eax, ebx
		649	mov [tmp_task_ptab], eax
		650
		651	add eax, ebx
		652	mov [ipc_pdir], eax
		653
		654	add eax, ebx
		655	mov [ipc_ptab], eax
		656
		657	stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
		658	(unpack.lc+unpack.lp)))*4
		659
		660	mov [unpack.p], eax
		661
		662	call init_events
2384	hidnplayr	663	mov eax, srv.fd-SRV.fd
2288	clevermous	664	mov [srv.fd], eax
		665	mov [srv.bk], eax
		666
		667	;Set base of graphic segment to linear address of LFB
		668	mov eax, [LFBAddress] ; set for gs
		669	mov [graph_data_l+2], ax
		670	shr eax, 16
		671	mov [graph_data_l+4], al
		672	mov [graph_data_l+7], ah
		673
5351	serge	674	stdcall kernel_alloc, [_display.win_map_size]
		675	mov [_display.win_map], eax
2288	clevermous	676
		677	xor eax, eax
		678	inc eax
		679
		680	; set background
		681
		682	mov [BgrDrawMode], eax
		683	mov [BgrDataWidth], eax
		684	mov [BgrDataHeight], eax
		685	mov [mem_BACKGROUND], 4
		686	mov [img_background], static_background_data
		687
4199	mario79	688	; set clipboard
		689
		690	xor eax, eax
		691	mov [clipboard_slots], eax
		692	mov [clipboard_write_lock], eax
		693	stdcall kernel_alloc, 4096
		694	test eax, eax
		695	jnz @f
		696
		697	dec eax
		698	@@:
		699	mov [clipboard_main_list], eax
		700
5787	serge	701	mov eax, [hpet_base]
		702	test eax, eax
		703	jz @F
		704	DEBUGF 1, "K : HPET base %x\n", eax
		705	mov eax, [hpet_period]
		706	DEBUGF 1, "K : HPET period %d\n", eax
		707	mov eax, [hpet_timers]
		708	DEBUGF 1, "K : HPET timers %d\n", eax
		709
		710	mov eax, [hpet_base]
		711	stdcall map_io_mem, [hpet_base], 1024, PG_GLOBAL+PAT_UC+PG_SWR
		712	mov [hpet_base], eax
		713
		714	mov eax, [eax]
		715	DEBUGF 1, "K : HPET caps %x\n", eax
		716
		717	@@:
3296	clevermous	718	; SET UP OS TASK
		719
		720	mov esi, boot_setostask
		721	call boot_log
		722
5595	serge	723	mov eax, sys_proc
		724	lea edi, [eax+PROC.heap_lock]
		725	mov ecx, (PROC.ht_free-PROC.heap_lock)/4
5130	serge	726
5595	serge	727	list_init eax
		728	add eax, PROC.thr_list
		729	list_init eax
		730
		731	xor eax, eax
		732	cld
		733	rep stosd
		734
		735	mov [edi], dword (PROC.pdt_0 - PROC.htab)/4 - 3
		736	mov [edi+4], dword 3 ;reserve handles for stdin stdout and stderr
		737	mov ecx, (PROC.pdt_0 - PROC.htab)/4
		738	add edi, 8
		739	inc eax
		740	@@:
		741	stosd
		742	inc eax
		743	cmp eax, ecx
		744	jbe @B
		745
		746	mov [sys_proc+PROC.pdt_0_phys], sys_proc-OS_BASE+PROC.pdt_0
		747
5130	serge	748	mov eax, -1
		749	mov edi, thr_slot_map+4
		750	mov [edi-4], dword 0xFFFFFFF8
		751	stosd
		752	stosd
		753	stosd
		754	stosd
		755	stosd
		756	stosd
		757	stosd
		758
		759	mov [current_process], sys_proc
		760
		761	mov edx, SLOT_BASE+256*1
3534	clevermous	762	mov ebx, [os_stack_seg]
		763	add ebx, 0x2000
		764	call setup_os_slot
		765	mov dword [edx], 'IDLE'
		766	sub [edx+APPDATA.saved_esp], 4
		767	mov eax, [edx+APPDATA.saved_esp]
		768	mov dword [eax], idle_thread
		769	mov ecx, IDLE_PRIORITY
		770	call scheduler_add_thread
3296	clevermous	771
3534	clevermous	772	mov edx, SLOT_BASE+256*2
		773	mov ebx, [os_stack_seg]
		774	call setup_os_slot
		775	mov dword [edx], 'OS'
		776	xor ecx, ecx
		777	call scheduler_add_thread
3296	clevermous	778
3534	clevermous	779	mov dword [CURRENT_TASK], 2
		780	mov dword [TASK_COUNT], 2
		781	mov dword [current_slot], SLOT_BASE + 256*2
		782	mov dword [TASK_BASE], CURRENT_TASK + 32*2
3296	clevermous	783
5033	clevermous	784	; Move other CPUs to deep sleep, if it is useful
		785	uglobal
		786	use_mwait_for_idle db 0
		787	endg
		788	cmp [cpu_vendor+8], 'ntel'
		789	jnz .no_wake_cpus
		790	bt [cpu_caps+4], CAPS_MONITOR-32
		791	jnc .no_wake_cpus
		792	dbgstr 'using mwait for idle loop'
		793	inc [use_mwait_for_idle]
		794	mov ebx, [cpu_count]
		795	cmp ebx, 1
		796	jbe .no_wake_cpus
		797	call create_trampoline_pgmap
		798	mov [cr3_ap+OS_BASE], eax
		799	mov eax, cr4
		800	mov [cr4_ap+OS_BASE], eax
		801	mov esi, OS_BASE + ap_init16
		802	mov edi, OS_BASE + 8000h
		803	mov ecx, (ap_init16_size + 3) / 4
		804	rep movsd
5359	serge	805	stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_GLOBAL+PG_NOCACHE+PG_SWR
5033	clevermous	806	mov [LAPIC_BASE], eax
		807	lea edi, [eax+300h]
		808	mov esi, smpt+4
		809	dec ebx
		810	.wake_cpus_loop:
		811	lodsd
5049	clevermous	812	push esi
		813	xor esi, esi
		814	inc esi
5033	clevermous	815	shl eax, 24
		816	mov [edi+10h], eax
		817	; assert INIT IPI
		818	mov dword [edi], 0C500h
5049	clevermous	819	call delay_ms
5033	clevermous	820	@@:
		821	test dword [edi], 1000h
		822	jnz @b
		823	; deassert INIT IPI
		824	mov dword [edi], 8500h
5049	clevermous	825	call delay_ms
5033	clevermous	826	@@:
		827	test dword [edi], 1000h
		828	jnz @b
		829	; send STARTUP IPI
		830	mov dword [edi], 600h + (8000h shr 12)
5049	clevermous	831	call delay_ms
5033	clevermous	832	@@:
		833	test dword [edi], 1000h
		834	jnz @b
5049	clevermous	835	pop esi
5033	clevermous	836	dec ebx
		837	jnz .wake_cpus_loop
		838	mov eax, [cpu_count]
		839	dec eax
		840	@@:
		841	cmp [ap_initialized], eax
		842	jnz @b
		843	mov eax, [cr3_ap+OS_BASE]
		844	call free_page
		845	.no_wake_cpus:
2288	clevermous	846
		847	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
2642	mario79	848	mov esi, boot_initirq
		849	call boot_log
		850	call init_irqs
2288	clevermous	851
2642	mario79	852	mov esi, boot_picinit
		853	call boot_log
2288	clevermous	854	call PIC_init
		855
2642	mario79	856	mov esi, boot_v86machine
		857	call boot_log
2288	clevermous	858	; Initialize system V86 machine
		859	call init_sys_v86
		860
2642	mario79	861	mov esi, boot_inittimer
		862	call boot_log
2288	clevermous	863	; Initialize system timer (IRQ0)
		864	call PIT_init
		865
4273	clevermous	866	; Register ramdisk file system
4772	mario79	867	cmp [boot_dev+OS_BASE+0x10000], 1
		868	je @f
3613	clevermous	869
4772	mario79	870	call register_ramdisk
		871	;--------------------------------------
		872	@@:
2642	mario79	873	mov esi, boot_initapic
		874	call boot_log
2288	clevermous	875	; Try to Initialize APIC
		876	call APIC_init
		877
2642	mario79	878	mov esi, boot_enableirq
		879	call boot_log
3785	mario79	880	; Enable timer IRQ (IRQ0) and co-processor IRQ (IRQ13)
2288	clevermous	881	; they are used: when partitions are scanned, hd_read relies on timer
		882	call unmask_timer
		883	stdcall enable_irq, 2 ; @#$%! PIC
		884	stdcall enable_irq, 13 ; co-processor
4741	hidnplayr	885
		886	; Setup serial output console (if enabled)
		887	if defined debug_com_base
		888
		889	; reserve port so nobody else will use it
		890	xor ebx, ebx
		891	mov ecx, debug_com_base
		892	mov edx, debug_com_base+7
		893	call r_f_port_area
		894
		895	; enable Divisor latch
		896	mov dx, debug_com_base+3
		897	mov al, 1 shl 7
		898	out dx, al
		899
		900	; Set speed to 115200 baud (max speed)
		901	mov dx, debug_com_base
		902	mov al, 0x01
		903	out dx, al
		904
		905	mov dx, debug_com_base+1
		906	mov al, 0x00
		907	out dx, al
		908
		909	; No parity, 8bits words, one stop bit, dlab bit back to 0
		910	mov dx, debug_com_base+3
		911	mov al, 3
		912	out dx, al
		913
		914	; disable interrupts
		915	mov dx, debug_com_base+1
		916	mov al, 0
		917	out dx, al
		918
		919	; clear + enable fifo (64 bits)
		920	mov dx, debug_com_base+2
		921	mov al, 0x7 + 1 shl 5
		922	out dx, al
		923
		924	end if
		925
		926
4575	mario79	927	;-----------------------------------------------------------------------------
		928	; show SVN version of kernel on the message board
		929	;-----------------------------------------------------------------------------
		930	mov eax, [version_inf.rev]
		931	DEBUGF 1, "K : kernel SVN r%d\n", eax
		932	;-----------------------------------------------------------------------------
		933	; show CPU count on the message board
		934	;-----------------------------------------------------------------------------
		935	mov eax, [cpu_count]
		936	test eax, eax
		937	jnz @F
		938	mov al, 1 ; at least one CPU
		939	@@:
		940	DEBUGF 1, "K : %d CPU detected\n", eax
		941	;-----------------------------------------------------------------------------
		942	; detect Floppy drives
		943	;-----------------------------------------------------------------------------
		944	mov esi, boot_detectfloppy
		945	call boot_log
		946	include 'detect/dev_fd.inc'
		947	;-----------------------------------------------------------------------------
4624	mario79	948	; create pci-devices list
4575	mario79	949	;-----------------------------------------------------------------------------
4624	mario79	950	mov [pci_access_enabled], 1
		951	call pci_enum
3762	mario79	952	;-----------------------------------------------------------------------------
4624	mario79	953	; initialisation IDE ATA code
4575	mario79	954	;-----------------------------------------------------------------------------
4624	mario79	955	include 'detect/init_ata.inc'
4575	mario79	956	;-----------------------------------------------------------------------------
2288	clevermous	957	if 0
		958	mov ax, [OS_BASE+0x10000+bx_from_load]
		959	cmp ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
		960	je no_lib_load
2642	mario79	961
		962	mov esi, boot_loadlibs
		963	call boot_log
2288	clevermous	964	; LOADING LIBRARES
		965	stdcall dll.Load, @IMPORT ; loading librares for kernel (.obj files)
		966	call load_file_parse_table ; prepare file parse table
		967	call set_kernel_conf ; configure devices and gui
		968	no_lib_load:
		969	end if
		970
		971	; Display APIC status
		972	mov esi, boot_APIC_found
		973	cmp [irq_mode], IRQ_APIC
		974	je @f
		975	mov esi, boot_APIC_nfound
		976	@@:
2642	mario79	977	call boot_log
2288	clevermous	978
		979	; PRINT AMOUNT OF MEMORY
		980	mov esi, boot_memdetect
		981	call boot_log
		982
		983	movzx ecx, word [boot_y]
		984	if lang eq ru
		985	or ecx, (10+30*6) shl 16
3274	esevece	986	else if lang eq sp
		987	or ecx, (10+33*6) shl 16
		988	else
2288	clevermous	989	or ecx, (10+29*6) shl 16
3274	esevece	990	end if
2288	clevermous	991	sub ecx, 10
		992	mov edx, 0xFFFFFF
		993	mov ebx, [MEM_AMOUNT]
		994	shr ebx, 20
		995	xor edi, edi
		996	mov eax, 0x00040000
		997	inc edi
		998	call display_number_force
		999
		1000	; BUILD SCHEDULER
		1001
2642	mario79	1002	; call build_scheduler; sys32.inc
2288	clevermous	1003
2642	mario79	1004	; mov esi, boot_devices
		1005	; call boot_log
2288	clevermous	1006
4578	clevermous	1007	call clear_pci_ide_interrupts
4575	mario79	1008
4297	yogev_ezra	1009	include "detect/vortex86.inc" ; Vortex86 SoC detection code
		1010
5039	clevermous	1011	stdcall load_pe_driver, szVidintel, 0
3508	clevermous	1012
3520	clevermous	1013	call usb_init
		1014
2288	clevermous	1015	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		1016
		1017	mov esi, boot_windefs
		1018	call boot_log
		1019	call set_window_defaults
		1020
		1021	; SET BACKGROUND DEFAULTS
		1022
		1023	mov esi, boot_bgr
		1024	call boot_log
		1025	call init_background
		1026	call calculatebackground
		1027
		1028	; RESERVE SYSTEM IRQ'S JA PORT'S
		1029
		1030	mov esi, boot_resirqports
		1031	call boot_log
		1032	call reserve_irqs_ports
		1033
		1034	call init_display
		1035	mov eax, [def_cursor]
		1036	mov [SLOT_BASE+APPDATA.cursor+256], eax
3534	clevermous	1037	mov [SLOT_BASE+APPDATA.cursor+256*2], eax
2288	clevermous	1038
3501	Serge	1039	; PRINT CPU FREQUENCY
2288	clevermous	1040
3501	Serge	1041	mov esi, boot_cpufreq
2288	clevermous	1042	call boot_log
3501	Serge	1043
		1044	cli ;FIXME check IF
		1045	rdtsc
2288	clevermous	1046	mov ecx, eax
		1047	mov esi, 250 ; wait 1/4 a second
		1048	call delay_ms
3501	Serge	1049	rdtsc
5031	clevermous	1050	sti
3501	Serge	1051
2288	clevermous	1052	sub eax, ecx
3481	Serge	1053	xor edx, edx
		1054	shld edx, eax, 2
2288	clevermous	1055	shl eax, 2
3481	Serge	1056	mov dword [cpu_freq], eax
		1057	mov dword [cpu_freq+4], edx
3502	Serge	1058	mov ebx, 1000000
		1059	div ebx
3501	Serge	1060	mov ebx, eax
2288	clevermous	1061
		1062	movzx ecx, word [boot_y]
		1063	if lang eq ru
3501	Serge	1064	add ecx, (10+19*6) shl 16 - 10
3274	esevece	1065	else if lang eq sp
3501	Serge	1066	add ecx, (10+25*6) shl 16 - 10
3274	esevece	1067	else
3501	Serge	1068	add ecx, (10+17*6) shl 16 - 10
3274	esevece	1069	end if
3501	Serge	1070
2288	clevermous	1071	mov edx, 0xFFFFFF
		1072	xor edi, edi
		1073	mov eax, 0x00040000
		1074	inc edi
		1075	call display_number_force
		1076
		1077	; SET VARIABLES
		1078
		1079	call set_variables
		1080
		1081	; STACK AND FDC
		1082
		1083	call stack_init
		1084	call fdc_init
		1085
		1086	; PALETTE FOR 320x200 and 640x480 16 col
		1087
		1088	cmp [SCR_MODE], word 0x12
		1089	jne no_pal_vga
		1090	mov esi, boot_pal_vga
		1091	call boot_log
		1092	call paletteVGA
		1093	no_pal_vga:
		1094
		1095	cmp [SCR_MODE], word 0x13
		1096	jne no_pal_ega
		1097	mov esi, boot_pal_ega
		1098	call boot_log
		1099	call palette320x200
		1100	no_pal_ega:
		1101
		1102	; LOAD DEFAULT SKIN
		1103
		1104	call load_default_skin
		1105
5635	hidnplayr	1106	; Protect I/O permission map
2288	clevermous	1107
		1108	mov esi, [default_io_map]
5356	serge	1109	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_READ
2288	clevermous	1110	add esi, 0x1000
5356	serge	1111	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_READ
2288	clevermous	1112
		1113	stdcall map_page, tss._io_map_0, \
5356	serge	1114	[SLOT_BASE+256+APPDATA.io_map], PG_READ
2288	clevermous	1115	stdcall map_page, tss._io_map_1, \
5356	serge	1116	[SLOT_BASE+256+APPDATA.io_map+4], PG_READ
2288	clevermous	1117
		1118	; SET KEYBOARD PARAMETERS
		1119	mov al, 0xf6 ; reset keyboard, scan enabled
5012	clevermous	1120	call kb_write_wait_ack
2601	clevermous	1121	test ah, ah
		1122	jnz .no_keyboard
2288	clevermous	1123
2601	clevermous	1124	iglobal
		1125	align 4
		1126	ps2_keyboard_functions:
		1127	dd .end - $
		1128	dd 0 ; no close
		1129	dd ps2_set_lights
		1130	.end:
		1131	endg
		1132	stdcall register_keyboard, ps2_keyboard_functions, 0
2288	clevermous	1133	; mov al, 0xED ; Keyboard LEDs - only for testing!
5012	clevermous	1134	; call kb_write_wait_ack
2288	clevermous	1135	; mov al, 111b
5012	clevermous	1136	; call kb_write_wait_ack
2288	clevermous	1137
		1138	mov al, 0xF3 ; set repeat rate & delay
5012	clevermous	1139	call kb_write_wait_ack
2288	clevermous	1140	mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
5012	clevermous	1141	call kb_write_wait_ack
2288	clevermous	1142	;// mike.dld [
		1143	call set_lights
		1144	;// mike.dld ]
		1145	stdcall attach_int_handler, 1, irq1, 0
4734	mario79	1146	DEBUGF 1, "K : IRQ1 return code %x\n", eax
2601	clevermous	1147	.no_keyboard:
2288	clevermous	1148
4553	hidnplayr	1149	; Load PS/2 mouse driver
2288	clevermous	1150
5044	clevermous	1151	stdcall load_pe_driver, szPS2MDriver, 0
2288	clevermous	1152
		1153	mov esi, boot_setmouse
		1154	call boot_log
		1155	call setmouse
		1156
5031	clevermous	1157	; LOAD FIRST APPLICATION
		1158	cmp byte [launcher_start], 1 ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
		1159	jnz first_app_found
		1160
		1161	cli
		1162	mov ebp, firstapp
		1163	call fs_execute_from_sysdir
		1164	test eax, eax
		1165	jns first_app_found
		1166
		1167	mov esi, boot_failed
		1168	call boot_log
		1169
		1170	mov eax, 0xDEADBEEF ; otherwise halt
		1171	hlt
		1172
		1173	first_app_found:
		1174
2288	clevermous	1175	; START MULTITASKING
		1176
		1177	; A 'All set - press ESC to start' messages if need
		1178	if preboot_blogesc
		1179	mov esi, boot_tasking
		1180	call boot_log
		1181	.bll1:
		1182	in al, 0x60 ; wait for ESC key press
		1183	cmp al, 129
		1184	jne .bll1
		1185	end if
		1186
		1187	mov [timer_ticks_enable], 1 ; for cd driver
		1188
		1189	sti
4734	mario79	1190
4608	clevermous	1191	call mtrr_validate
		1192
2288	clevermous	1193	jmp osloop
		1194
		1195
		1196	; Fly :)
		1197
5033	clevermous	1198	uglobal
		1199	align 4
		1200	ap_initialized dd 0
		1201	endg
		1202
		1203	ap_init_high:
		1204	mov ax, os_stack
		1205	mov bx, app_data
		1206	mov cx, app_tls
		1207	mov ss, ax
		1208	mov ds, bx
		1209	mov es, bx
		1210	mov fs, cx
		1211	mov gs, bx
		1212	xor esp, esp
5130	serge	1213	mov eax, sys_proc-OS_BASE+PROC.pdt_0
5033	clevermous	1214	mov cr3, eax
		1215	lock inc [ap_initialized]
		1216	jmp idle_loop
		1217
		1218
2288	clevermous	1219	include 'unpacker.inc'
		1220
		1221	align 4
		1222	boot_log:
		1223	pushad
		1224
		1225	mov ebx, 10*65536
		1226	mov bx, word [boot_y]
		1227	add [boot_y], dword 10
		1228	mov ecx, 0x80ffffff; ASCIIZ string with white color
		1229	xor edi, edi
		1230	mov edx, esi
		1231	inc edi
		1232	call dtext
		1233
		1234	mov [novesachecksum], 1000
		1235	call checkVga_N13
		1236
		1237	popad
		1238
		1239	ret
		1240
3534	clevermous	1241	; in: edx -> APPDATA for OS/IDLE slot
		1242	; in: ebx = stack base
		1243	proc setup_os_slot
		1244	xor eax, eax
		1245	mov ecx, 256/4
		1246	mov edi, edx
		1247	rep stosd
		1248
3535	clevermous	1249	mov eax, tss+0x80
		1250	call get_pg_addr
		1251	inc eax
		1252	mov [edx+APPDATA.io_map], eax
		1253	mov eax, tss+0x1080
		1254	call get_pg_addr
		1255	inc eax
		1256	mov [edx+APPDATA.io_map+4], eax
		1257
3534	clevermous	1258	mov dword [edx+APPDATA.pl0_stack], ebx
		1259	lea edi, [ebx+0x2000-512]
		1260	mov dword [edx+APPDATA.fpu_state], edi
		1261	mov dword [edx+APPDATA.saved_esp0], edi
		1262	mov dword [edx+APPDATA.saved_esp], edi
		1263	mov dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
		1264
		1265	mov esi, fpu_data
		1266	mov ecx, 512/4
		1267	cld
		1268	rep movsd
		1269
		1270	lea eax, [edx+APP_OBJ_OFFSET]
		1271	mov dword [edx+APPDATA.fd_obj], eax
		1272	mov dword [edx+APPDATA.bk_obj], eax
		1273
		1274	mov dword [edx+APPDATA.cur_dir], sysdir_path
		1275
5130	serge	1276	mov [edx + APPDATA.process], sys_proc
3534	clevermous	1277
5130	serge	1278	lea ebx, [edx+APPDATA.list]
		1279	lea ecx, [sys_proc+PROC.thr_list]
		1280	list_add_tail ebx, ecx
		1281
3534	clevermous	1282	mov eax, edx
		1283	shr eax, 3
		1284	add eax, CURRENT_TASK - (SLOT_BASE shr 3)
		1285	mov [eax+TASKDATA.wnd_number], dh
		1286	mov byte [eax+TASKDATA.pid], dh
		1287
		1288	ret
		1289	endp
		1290
2288	clevermous	1291	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1292	; ;
		1293	; MAIN OS LOOP START ;
		1294	; ;
		1295	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1296	align 32
		1297	osloop:
3534	clevermous	1298	mov edx, osloop_has_work?
		1299	xor ecx, ecx
		1300	call Wait_events
		1301	xor eax, eax
		1302	xchg eax, [osloop_nonperiodic_work]
		1303	test eax, eax
		1304	jz .no_periodic
4734	mario79	1305
2453	mario79	1306	call __sys_draw_pointer
2288	clevermous	1307	call window_check_events
		1308	call mouse_check_events
		1309	call checkmisc
		1310	call checkVga_N13
4734	mario79	1311	;--------------------------------------
3534	clevermous	1312	.no_periodic:
2288	clevermous	1313	call stack_handler
		1314	call check_fdd_motor_status
		1315	call check_ATAPI_device_event
2601	clevermous	1316	call check_lights_state
2288	clevermous	1317	call check_timers
4734	mario79	1318
2288	clevermous	1319	jmp osloop
		1320	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1321	; ;
		1322	; MAIN OS LOOP END ;
		1323	; ;
		1324	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
3534	clevermous	1325	proc osloop_has_work?
		1326	cmp [osloop_nonperiodic_work], 0
		1327	jnz .yes
		1328	call stack_handler_has_work?
		1329	jnz .yes
4273	clevermous	1330	call check_fdd_motor_status_has_work?
		1331	jnz .yes
3534	clevermous	1332	call check_ATAPI_device_event_has_work?
		1333	jnz .yes
		1334	call check_lights_state_has_work?
		1335	jnz .yes
		1336	call check_timers_has_work?
		1337	jnz .yes
		1338	.no:
		1339	xor eax, eax
2288	clevermous	1340	ret
3534	clevermous	1341	.yes:
		1342	xor eax, eax
		1343	inc eax
		1344	ret
		1345	endp
2288	clevermous	1346
3534	clevermous	1347	proc wakeup_osloop
		1348	mov [osloop_nonperiodic_work], 1
		1349	ret
		1350	endp
		1351
2288	clevermous	1352	uglobal
3534	clevermous	1353	align 4
		1354	osloop_nonperiodic_work dd ?
2288	clevermous	1355	endg
		1356
5033	clevermous	1357	uglobal
		1358	align 64
		1359	idle_addr rb 64
		1360	endg
		1361
3534	clevermous	1362	idle_thread:
		1363	sti
5033	clevermous	1364
		1365	; The following code can be executed by all CPUs in the system.
		1366	; All other parts of the kernel do not expect multi-CPU.
		1367	; Also, APs don't even have a stack here.
		1368	; Beware. Don't do anything here. Anything at all.
3534	clevermous	1369	idle_loop:
5033	clevermous	1370	cmp [use_mwait_for_idle], 0
		1371	jnz idle_loop_mwait
		1372
		1373	idle_loop_hlt:
3534	clevermous	1374	hlt
5033	clevermous	1375	jmp idle_loop_hlt
2288	clevermous	1376
5033	clevermous	1377	idle_loop_mwait:
		1378	mov eax, idle_addr
		1379	xor ecx, ecx
		1380	xor edx, edx
		1381	monitor
		1382	xor ecx, ecx
		1383	mov eax, 20h ; or 10h
		1384	mwait
		1385	jmp idle_loop_mwait
2288	clevermous	1386
3534	clevermous	1387
2288	clevermous	1388	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1389	; ;
		1390	; INCLUDED SYSTEM FILES ;
		1391	; ;
		1392	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1393
		1394
		1395	include "kernel32.inc"
		1396
		1397
		1398	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1399	; ;
		1400	; KERNEL FUNCTIONS ;
		1401	; ;
		1402	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1403
		1404	reserve_irqs_ports:
		1405
		1406
		1407	; RESERVE PORTS
		1408	mov eax, RESERVED_PORTS
		1409	mov ecx, 1
		1410
		1411	mov [eax], dword 4
		1412
		1413	mov [eax+16], ecx
		1414	mov [eax+16+4], dword 0
3426	hidnplayr	1415	mov [eax+16+8], dword 0x2D
2288	clevermous	1416
		1417	mov [eax+32], ecx
		1418	mov [eax+32+4], dword 0x30
		1419	mov [eax+32+8], dword 0x4D
		1420
		1421	mov [eax+48], ecx
		1422	mov [eax+48+4], dword 0x50
3426	hidnplayr	1423	mov [eax+48+8], dword 0xDF
2288	clevermous	1424
		1425	mov [eax+64], ecx
		1426	mov [eax+64+4], dword 0xE5
		1427	mov [eax+64+8], dword 0xFF
		1428
		1429	ret
		1430
		1431
		1432	iglobal
3534	clevermous	1433	process_number dd 0x2
2288	clevermous	1434	endg
		1435
		1436	set_variables:
		1437
		1438	mov ecx, 0x16 ; flush port 0x60
		1439	.fl60:
		1440	in al, 0x60
		1441	loop .fl60
		1442	push eax
		1443
3732	Serge	1444	mov ax, [BOOT_VARS+BOOT_Y_RES]
2288	clevermous	1445	shr ax, 1
		1446	shl eax, 16
3732	Serge	1447	mov ax, [BOOT_VARS+BOOT_X_RES]
2288	clevermous	1448	shr ax, 1
		1449	mov [MOUSE_X], eax
3534	clevermous	1450	call wakeup_osloop
2288	clevermous	1451
		1452	xor eax, eax
		1453	mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
		1454
		1455	mov byte [KEY_COUNT], al ; keyboard buffer
		1456	mov byte [BTN_COUNT], al ; button buffer
		1457	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
		1458
		1459	pop eax
		1460	ret
		1461
		1462	align 4
		1463	;input eax=43,bl-byte of output, ecx - number of port
		1464	sys_outport:
		1465
		1466	mov edi, ecx ; separate flag for read / write
		1467	and ecx, 65535
		1468
		1469	mov eax, [RESERVED_PORTS]
		1470	test eax, eax
		1471	jnz .sopl8
		1472	inc eax
		1473	mov [esp+32], eax
		1474	ret
		1475
		1476	.sopl8:
		1477	mov edx, [TASK_BASE]
		1478	mov edx, [edx+0x4]
		1479	;and ecx,65535
		1480	;cld - set on interrupt 0x40
		1481	.sopl1:
		1482
		1483	mov esi, eax
		1484	shl esi, 4
		1485	add esi, RESERVED_PORTS
		1486	cmp edx, [esi+0]
		1487	jne .sopl2
		1488	cmp ecx, [esi+4]
		1489	jb .sopl2
		1490	cmp ecx, [esi+8]
		1491	jg .sopl2
		1492	.sopl3:
		1493
		1494	test edi, 0x80000000; read ?
		1495	jnz .sopl4
		1496
		1497	mov eax, ebx
		1498	mov dx, cx ; write
		1499	out dx, al
		1500	and [esp+32], dword 0
		1501	ret
		1502
		1503	.sopl2:
		1504
		1505	dec eax
		1506	jnz .sopl1
		1507	inc eax
		1508	mov [esp+32], eax
		1509	ret
		1510
		1511
		1512	.sopl4:
		1513
		1514	mov dx, cx ; read
		1515	in al, dx
		1516	and eax, 0xff
		1517	and [esp+32], dword 0
		1518	mov [esp+20], eax
		1519	ret
		1520
		1521	display_number:
		1522	;It is not optimization
		1523	mov eax, ebx
		1524	mov ebx, ecx
		1525	mov ecx, edx
		1526	mov edx, esi
		1527	mov esi, edi
		1528	; eax = print type, al=0 -> ebx is number
		1529	; al=1 -> ebx is pointer
		1530	; ah=0 -> display decimal
		1531	; ah=1 -> display hexadecimal
		1532	; ah=2 -> display binary
		1533	; eax bits 16-21 = number of digits to display (0-32)
		1534	; eax bits 22-31 = reserved
		1535	;
		1536	; ebx = number or pointer
		1537	; ecx = x shl 16 + y
		1538	; edx = color
		1539	xor edi, edi
		1540	display_number_force:
		1541	push eax
		1542	and eax, 0x3fffffff
		1543	cmp eax, 0xffff ; length > 0 ?
		1544	pop eax
		1545	jge cont_displ
		1546	ret
		1547	cont_displ:
		1548	push eax
		1549	and eax, 0x3fffffff
		1550	cmp eax, 61*0x10000 ; length <= 60 ?
		1551	pop eax
		1552	jb cont_displ2
		1553	ret
		1554	cont_displ2:
		1555
		1556	pushad
		1557
		1558	cmp al, 1 ; ecx is a pointer ?
		1559	jne displnl1
		1560	mov ebp, ebx
		1561	add ebp, 4
		1562	mov ebp, [ebp+std_application_base_address]
		1563	mov ebx, [ebx+std_application_base_address]
		1564	displnl1:
		1565	sub esp, 64
		1566
		1567	test ah, ah ; DECIMAL
		1568	jnz no_display_desnum
		1569	shr eax, 16
		1570	and eax, 0xC03f
		1571	; and eax,0x3f
		1572	push eax
		1573	and eax, 0x3f
		1574	mov edi, esp
		1575	add edi, 4+64-1
		1576	mov ecx, eax
		1577	mov eax, ebx
		1578	mov ebx, 10
		1579	d_desnum:
		1580	xor edx, edx
		1581	call division_64_bits
		1582	div ebx
		1583	add dl, 48
		1584	mov [edi], dl
		1585	dec edi
		1586	loop d_desnum
		1587	pop eax
		1588	call normalize_number
		1589	call draw_num_text
		1590	add esp, 64
		1591	popad
		1592	ret
		1593	no_display_desnum:
		1594
		1595	cmp ah, 0x01 ; HEXADECIMAL
		1596	jne no_display_hexnum
		1597	shr eax, 16
		1598	and eax, 0xC03f
		1599	; and eax,0x3f
		1600	push eax
		1601	and eax, 0x3f
		1602	mov edi, esp
		1603	add edi, 4+64-1
		1604	mov ecx, eax
		1605	mov eax, ebx
		1606	mov ebx, 16
		1607	d_hexnum:
		1608	xor edx, edx
		1609	call division_64_bits
		1610	div ebx
		1611	hexletters = __fdo_hexdigits
		1612	add edx, hexletters
		1613	mov dl, [edx]
		1614	mov [edi], dl
		1615	dec edi
		1616	loop d_hexnum
		1617	pop eax
		1618	call normalize_number
		1619	call draw_num_text
		1620	add esp, 64
		1621	popad
		1622	ret
		1623	no_display_hexnum:
		1624
		1625	cmp ah, 0x02 ; BINARY
		1626	jne no_display_binnum
		1627	shr eax, 16
		1628	and eax, 0xC03f
		1629	; and eax,0x3f
		1630	push eax
		1631	and eax, 0x3f
		1632	mov edi, esp
		1633	add edi, 4+64-1
		1634	mov ecx, eax
		1635	mov eax, ebx
		1636	mov ebx, 2
		1637	d_binnum:
		1638	xor edx, edx
		1639	call division_64_bits
		1640	div ebx
		1641	add dl, 48
		1642	mov [edi], dl
		1643	dec edi
		1644	loop d_binnum
		1645	pop eax
		1646	call normalize_number
		1647	call draw_num_text
		1648	add esp, 64
		1649	popad
		1650	ret
		1651	no_display_binnum:
		1652
		1653	add esp, 64
		1654	popad
		1655	ret
		1656
		1657	normalize_number:
		1658	test ah, 0x80
		1659	jz .continue
		1660	mov ecx, 48
		1661	and eax, 0x3f
		1662	@@:
		1663	inc edi
		1664	cmp [edi], cl
		1665	jne .continue
		1666	dec eax
		1667	cmp eax, 1
		1668	ja @r
		1669	mov al, 1
		1670	.continue:
		1671	and eax, 0x3f
		1672	ret
		1673
		1674	division_64_bits:
		1675	test [esp+1+4], byte 0x40
		1676	jz .continue
		1677	push eax
		1678	mov eax, ebp
		1679	div ebx
		1680	mov ebp, eax
		1681	pop eax
		1682	.continue:
		1683	ret
		1684
		1685	draw_num_text:
		1686	mov esi, eax
		1687	mov edx, 64+4
		1688	sub edx, eax
		1689	add edx, esp
		1690	mov ebx, [esp+64+32-8+4]
		1691	; add window start x & y
		1692	mov ecx, [TASK_BASE]
		1693
		1694	mov edi, [CURRENT_TASK]
		1695	shl edi, 8
		1696
		1697	mov eax, [ecx-twdw+WDATA.box.left]
		1698	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1699	shl eax, 16
		1700	add eax, [ecx-twdw+WDATA.box.top]
		1701	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1702	add ebx, eax
		1703	mov ecx, [esp+64+32-12+4]
		1704	and ecx, not 0x80000000 ; force counted string
		1705	mov eax, [esp+64+8] ; background color (if given)
		1706	mov edi, [esp+64+4]
		1707	jmp dtext
4700	mario79	1708	;-----------------------------------------------------------------------------
		1709	iglobal
		1710	midi_base dw 0
		1711	endg
		1712	;-----------------------------------------------------------------------------
2288	clevermous	1713	align 4
		1714	sys_setup:
4700	mario79	1715	; 1 = roland mpu midi base , base io address
		1716	; 2 = keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1717	; 3 = not used
		1718	; 4 = not used
		1719	; 5 = system language, 1eng 2fi 3ger 4rus
		1720	; 6 = not used
		1721	; 7 = not used
		1722	; 8 = not used
		1723	; 9 = not used
		1724	; 10 = not used
2288	clevermous	1725	; 11 = enable lba read
		1726	; 12 = enable pci access
4700	mario79	1727	;-----------------------------------------------------------------------------
		1728	and [esp+32], dword 0
		1729	; F.21.1 - set MPU MIDI base port
		1730	dec ebx
		1731	jnz @f
2288	clevermous	1732
		1733	cmp ecx, 0x100
4700	mario79	1734	jb @f
2288	clevermous	1735
		1736	mov esi, 65535
		1737	cmp esi, ecx
4700	mario79	1738	jb @f
2288	clevermous	1739
4700	mario79	1740	mov [midi_base], cx
		1741	mov word [mididp], cx
		1742	inc cx
		1743	mov word [midisp], cx
2288	clevermous	1744	ret
4700	mario79	1745	;--------------------------------------
		1746	@@:
		1747	; F.21.2 - set keyboard layout
		1748	dec ebx
		1749	jnz @f
2288	clevermous	1750
		1751	mov edi, [TASK_BASE]
		1752	mov eax, [edi+TASKDATA.mem_start]
		1753	add eax, edx
4700	mario79	1754	; 1 = normal layout
		1755	dec ecx
		1756	jnz .shift
2288	clevermous	1757
		1758	mov ebx, keymap
		1759	mov ecx, 128
		1760	call memmove
		1761	ret
4700	mario79	1762	;--------------------------------------
		1763	.shift:
		1764	; 2 = layout at pressed Shift
2288	clevermous	1765	dec ecx
4700	mario79	1766	jnz .alt
2288	clevermous	1767
		1768	mov ebx, keymap_shift
		1769	mov ecx, 128
		1770	call memmove
		1771	ret
4700	mario79	1772	;--------------------------------------
		1773	.alt:
		1774	; 3 = layout at pressed Alt
2288	clevermous	1775	dec ecx
4700	mario79	1776	jnz .country
		1777
2288	clevermous	1778	mov ebx, keymap_alt
		1779	mov ecx, 128
		1780	call memmove
		1781	ret
4700	mario79	1782	;--------------------------------------
		1783	.country:
		1784	; country identifier
2288	clevermous	1785	sub ecx, 6
4700	mario79	1786	jnz .error
		1787
2288	clevermous	1788	mov word [keyboard], dx
		1789	ret
4700	mario79	1790	;--------------------------------------
		1791	@@:
		1792	; F.21.5 - set system language
		1793	sub ebx, 3
		1794	jnz @f
2288	clevermous	1795
		1796	mov [syslang], ecx
		1797	ret
4700	mario79	1798	;--------------------------------------
		1799	@@:
		1800	; F.21.11 - enable/disable low-level access to HD
		1801	and ecx, 1
		1802	sub ebx, 6
		1803	jnz @f
2288	clevermous	1804
4700	mario79	1805	mov [lba_read_enabled], ecx
2288	clevermous	1806	ret
4700	mario79	1807	;--------------------------------------
		1808	@@:
		1809	; F.21.12 - enable/disable low-level access to PCI
2288	clevermous	1810	dec ebx
4700	mario79	1811	jnz .error
2288	clevermous	1812
		1813	mov [pci_access_enabled], ecx
		1814	ret
4700	mario79	1815	;--------------------------------------
		1816	.error:
2288	clevermous	1817	or [esp+32], dword -1
		1818	ret
4700	mario79	1819	;-----------------------------------------------------------------------------
2288	clevermous	1820	align 4
		1821	sys_getsetup:
4700	mario79	1822	; 1 = roland mpu midi base , base io address
		1823	; 2 = keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1824	; 3 = not used
		1825	; 4 = not used
		1826	; 5 = system language, 1eng 2fi 3ger 4rus
		1827	; 6 = not used
		1828	; 7 = not used
		1829	; 8 = not used
		1830	; 9 = get hs timer tic
		1831	; 10 = not used
		1832	; 11 = get the state "lba read"
		1833	; 12 = get the state "pci access"
		1834	;-----------------------------------------------------------------------------
		1835	; F.26.1 - get MPU MIDI base port
		1836	dec ebx
		1837	jnz @f
2288	clevermous	1838
		1839	movzx eax, [midi_base]
		1840	mov [esp+32], eax
		1841	ret
4700	mario79	1842	;--------------------------------------
		1843	@@:
		1844	; F.26.2 - get keyboard layout
2288	clevermous	1845	dec ebx
4700	mario79	1846	jnz @f
2288	clevermous	1847
		1848	mov edi, [TASK_BASE]
		1849	mov ebx, [edi+TASKDATA.mem_start]
		1850	add ebx, edx
4700	mario79	1851	; 1 = normal layout
		1852	dec ecx
		1853	jnz .shift
2288	clevermous	1854
		1855	mov eax, keymap
		1856	mov ecx, 128
		1857	call memmove
		1858	ret
4700	mario79	1859	;--------------------------------------
		1860	.shift:
		1861	; 2 = layout with pressed Shift
2288	clevermous	1862	dec ecx
4700	mario79	1863	jnz .alt
2288	clevermous	1864
		1865	mov eax, keymap_shift
		1866	mov ecx, 128
		1867	call memmove
		1868	ret
4700	mario79	1869	;--------------------------------------
		1870	.alt:
		1871	; 3 = layout with pressed Alt
2288	clevermous	1872	dec ecx
4700	mario79	1873	jne .country
2288	clevermous	1874
		1875	mov eax, keymap_alt
		1876	mov ecx, 128
		1877	call memmove
		1878	ret
4700	mario79	1879	;--------------------------------------
		1880	.country:
		1881	; 9 = country identifier
2288	clevermous	1882	sub ecx, 6
4700	mario79	1883	jnz .error
		1884
2288	clevermous	1885	movzx eax, word [keyboard]
		1886	mov [esp+32], eax
		1887	ret
4700	mario79	1888	;--------------------------------------
		1889	@@:
		1890	; F.26.5 - get system language
		1891	sub ebx, 3
		1892	jnz @f
2288	clevermous	1893
		1894	mov eax, [syslang]
		1895	mov [esp+32], eax
		1896	ret
4700	mario79	1897	;--------------------------------------
		1898	@@:
		1899	; F.26.9 - get the value of the time counter
4573	clevermous	1900	sub ebx, 4
4700	mario79	1901	jnz @f
		1902
		1903	mov eax, [timer_ticks]
2288	clevermous	1904	mov [esp+32], eax
		1905	ret
4700	mario79	1906	;--------------------------------------
		1907	@@:
		1908	; F.26.11 - Find out whether low-level HD access is enabled
2288	clevermous	1909	sub ebx, 2
4700	mario79	1910	jnz @f
		1911
2288	clevermous	1912	mov eax, [lba_read_enabled]
		1913	mov [esp+32], eax
		1914	ret
4700	mario79	1915	;--------------------------------------
		1916	@@:
		1917	; F.26.12 - Find out whether low-level PCI access is enabled
2288	clevermous	1918	dec ebx
4700	mario79	1919	jnz .error
		1920
2288	clevermous	1921	mov eax, [pci_access_enabled]
		1922	mov [esp+32], eax
		1923	ret
4700	mario79	1924	;--------------------------------------
		1925	.error:
		1926	or [esp+32], dword -1
2288	clevermous	1927	ret
4700	mario79	1928	;-----------------------------------------------------------------------------
2288	clevermous	1929	get_timer_ticks:
		1930	mov eax, [timer_ticks]
		1931	ret
4700	mario79	1932	;-----------------------------------------------------------------------------
2288	clevermous	1933	iglobal
		1934	align 4
		1935	mousefn dd msscreen, mswin, msbutton, msset
		1936	dd app_load_cursor
		1937	dd app_set_cursor
		1938	dd app_delete_cursor
		1939	dd msz
		1940	endg
4700	mario79	1941	;-----------------------------------------------------------------------------
2288	clevermous	1942	readmousepos:
		1943
		1944	; eax=0 screen relative
		1945	; eax=1 window relative
		1946	; eax=2 buttons pressed
		1947	; eax=3 set mouse pos ; reserved
		1948	; eax=4 load cursor
		1949	; eax=5 set cursor
		1950	; eax=6 delete cursor ; reserved
		1951	; eax=7 get mouse_z
		1952
		1953	cmp ebx, 7
		1954	ja msset
		1955	jmp [mousefn+ebx*4]
		1956	msscreen:
		1957	mov eax, [MOUSE_X]
		1958	shl eax, 16
		1959	mov ax, [MOUSE_Y]
		1960	mov [esp+36-4], eax
		1961	ret
		1962	mswin:
		1963	mov eax, [MOUSE_X]
		1964	shl eax, 16
		1965	mov ax, [MOUSE_Y]
		1966	mov esi, [TASK_BASE]
		1967	mov bx, word [esi-twdw+WDATA.box.left]
		1968	shl ebx, 16
		1969	mov bx, word [esi-twdw+WDATA.box.top]
		1970	sub eax, ebx
		1971
		1972	mov edi, [CURRENT_TASK]
		1973	shl edi, 8
		1974	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1975	rol eax, 16
		1976	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1977	rol eax, 16
		1978	mov [esp+36-4], eax
		1979	ret
		1980	msbutton:
		1981	movzx eax, byte [BTN_DOWN]
		1982	mov [esp+36-4], eax
		1983	ret
		1984	msz:
		1985	mov edi, [TASK_COUNT]
		1986	movzx edi, word [WIN_POS + edi*2]
		1987	cmp edi, [CURRENT_TASK]
		1988	jne @f
		1989	mov ax, [MOUSE_SCROLL_H]
		1990	shl eax, 16
		1991	mov ax, [MOUSE_SCROLL_V]
		1992	mov [esp+36-4], eax
		1993	and [MOUSE_SCROLL_H], word 0
		1994	and [MOUSE_SCROLL_V], word 0
		1995	ret
		1996	@@:
		1997	and [esp+36-4], dword 0
		1998	; ret
		1999	msset:
		2000	ret
		2001
		2002	app_load_cursor:
		2003	cmp ecx, OS_BASE
		2004	jae msset
		2005	stdcall load_cursor, ecx, edx
		2006	mov [esp+36-4], eax
		2007	ret
		2008
		2009	app_set_cursor:
		2010	stdcall set_cursor, ecx
		2011	mov [esp+36-4], eax
		2012	ret
		2013
		2014	app_delete_cursor:
		2015	stdcall delete_cursor, ecx
		2016	mov [esp+36-4], eax
		2017	ret
		2018
		2019	is_input:
		2020
		2021	push edx
		2022	mov dx, word [midisp]
		2023	in al, dx
		2024	and al, 0x80
		2025	pop edx
		2026	ret
		2027
		2028	is_output:
		2029
		2030	push edx
		2031	mov dx, word [midisp]
		2032	in al, dx
		2033	and al, 0x40
		2034	pop edx
		2035	ret
		2036
		2037
		2038	get_mpu_in:
		2039
		2040	push edx
		2041	mov dx, word [mididp]
		2042	in al, dx
		2043	pop edx
		2044	ret
		2045
		2046
		2047	put_mpu_out:
		2048
		2049	push edx
		2050	mov dx, word [mididp]
		2051	out dx, al
		2052	pop edx
		2053	ret
		2054
		2055
		2056
		2057	align 4
		2058
		2059	sys_midi:
		2060	cmp [mididp], 0
		2061	jnz sm0
		2062	mov [esp+36], dword 1
		2063	ret
		2064	sm0:
		2065	and [esp+36], dword 0
		2066	dec ebx
		2067	jnz smn1
		2068	; call setuart
		2069	su1:
		2070	call is_output
		2071	test al, al
		2072	jnz su1
		2073	mov dx, word [midisp]
		2074	mov al, 0xff
		2075	out dx, al
		2076	su2:
		2077	mov dx, word [midisp]
		2078	mov al, 0xff
		2079	out dx, al
		2080	call is_input
		2081	test al, al
		2082	jnz su2
		2083	call get_mpu_in
		2084	cmp al, 0xfe
		2085	jnz su2
		2086	su3:
		2087	call is_output
		2088	test al, al
		2089	jnz su3
		2090	mov dx, word [midisp]
		2091	mov al, 0x3f
		2092	out dx, al
		2093	ret
		2094	smn1:
		2095	dec ebx
		2096	jnz smn2
		2097	sm10:
		2098	call get_mpu_in
		2099	call is_output
		2100	test al, al
		2101	jnz sm10
		2102	mov al, bl
		2103	call put_mpu_out
		2104	smn2:
		2105	ret
		2106
		2107	detect_devices:
		2108	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2109	;include 'detect/commouse.inc'
		2110	;include 'detect/ps2mouse.inc'
		2111	;include 'detect/dev_fd.inc'
		2112	;include 'detect/dev_hdcd.inc'
		2113	;include 'detect/sear_par.inc'
		2114	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2115	ret
		2116
		2117	sys_end:
2430	mario79	2118	;--------------------------------------
		2119	cmp [_display.select_cursor], 0
		2120	je @f
		2121	; restore default cursor before killing
		2122	pusha
		2123	mov ecx, [current_slot]
2435	mario79	2124	call restore_default_cursor_before_killing
2430	mario79	2125	popa
		2126	@@:
		2127	;--------------------------------------
3545	hidnplayr	2128	; kill all sockets this process owns
		2129	pusha
		2130	mov edx, [TASK_BASE]
		2131	mov edx, [edx+TASKDATA.pid]
		2132	call SOCKET_process_end
		2133	popa
		2134	;--------------------------------------
2288	clevermous	2135	mov ecx, [current_slot]
		2136	mov eax, [ecx+APPDATA.tls_base]
		2137	test eax, eax
		2138	jz @F
		2139
		2140	stdcall user_free, eax
		2141	@@:
		2142
		2143	mov eax, [TASK_BASE]
		2144	mov [eax+TASKDATA.state], 3; terminate this program
3534	clevermous	2145	call wakeup_osloop
2288	clevermous	2146
3597	Serge	2147	.waitterm: ; wait here for termination
		2148	call change_task
		2149	jmp .waitterm
2435	mario79	2150	;------------------------------------------------------------------------------
2452	mario79	2151	align 4
2435	mario79	2152	restore_default_cursor_before_killing:
2468	mario79	2153	pushfd
		2154	cli
2435	mario79	2155	mov eax, [def_cursor]
		2156	mov [ecx+APPDATA.cursor], eax
2288	clevermous	2157
2435	mario79	2158	movzx eax, word [MOUSE_Y]
		2159	movzx ebx, word [MOUSE_X]
2446	mario79	2160	mov eax, [d_width_calc_area + eax*4]
		2161
5351	serge	2162	add eax, [_display.win_map]
2435	mario79	2163	movzx edx, byte [ebx+eax]
		2164	shl edx, 8
		2165	mov esi, [edx+SLOT_BASE+APPDATA.cursor]
2452	mario79	2166
		2167	cmp esi, [current_cursor]
		2168	je @f
		2169
2435	mario79	2170	push esi
		2171	call [_display.select_cursor]
		2172	mov [current_cursor], esi
2452	mario79	2173	@@:
2450	mario79	2174	mov [redrawmouse_unconditional], 1
3534	clevermous	2175	call wakeup_osloop
2468	mario79	2176	popfd
2435	mario79	2177	ret
		2178	;------------------------------------------------------------------------------
2288	clevermous	2179	iglobal
		2180	align 4
		2181	sys_system_table:
		2182	dd sysfn_deactivate ; 1 = deactivate window
		2183	dd sysfn_terminate ; 2 = terminate thread
		2184	dd sysfn_activate ; 3 = activate window
		2185	dd sysfn_getidletime ; 4 = get idle time
		2186	dd sysfn_getcpuclock ; 5 = get cpu clock
		2187	dd sysfn_saveramdisk ; 6 = save ramdisk
		2188	dd sysfn_getactive ; 7 = get active window
		2189	dd sysfn_sound_flag ; 8 = get/set sound_flag
		2190	dd sysfn_shutdown ; 9 = shutdown with parameter
		2191	dd sysfn_minimize ; 10 = minimize window
		2192	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		2193	dd sysfn_lastkey ; 12 = get last pressed key
		2194	dd sysfn_getversion ; 13 = get kernel version
		2195	dd sysfn_waitretrace ; 14 = wait retrace
		2196	dd sysfn_centermouse ; 15 = center mouse cursor
		2197	dd sysfn_getfreemem ; 16 = get free memory size
		2198	dd sysfn_getallmem ; 17 = get total memory size
		2199	dd sysfn_terminate2 ; 18 = terminate thread using PID
		2200	; instead of slot
		2201	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		2202	dd sysfn_meminfo ; 20 = get extended memory info
		2203	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		2204	dd sysfn_min_rest_window ; 22 = minimize and restore any window
2648	mario79	2205	dd sysfn_min_windows ; 23 = minimize all windows
2654	mario79	2206	dd sysfn_set_screen_sizes ; 24 = set screen sizes for Vesa
2288	clevermous	2207	sysfn_num = ($ - sys_system_table)/4
		2208	endg
		2209	;------------------------------------------------------------------------------
		2210	sys_system:
		2211	dec ebx
		2212	cmp ebx, sysfn_num
		2213	jae @f
		2214	jmp dword [sys_system_table + ebx*4]
		2215	@@:
		2216	ret
		2217	;------------------------------------------------------------------------------
		2218	sysfn_shutdown: ; 18.9 = system shutdown
		2219	cmp ecx, 1
		2220	jl exit_for_anyone
		2221	cmp ecx, 4
		2222	jg exit_for_anyone
3732	Serge	2223	mov [BOOT_VARS+0x9030], cl
2288	clevermous	2224
		2225	mov eax, [TASK_COUNT]
		2226	mov [SYS_SHUTDOWN], al
		2227	mov [shutdown_processes], eax
3534	clevermous	2228	call wakeup_osloop
2288	clevermous	2229	and dword [esp+32], 0
		2230	exit_for_anyone:
		2231	ret
		2232	uglobal
		2233	shutdown_processes:
		2234	dd 0x0
		2235	endg
		2236	;------------------------------------------------------------------------------
		2237	sysfn_terminate: ; 18.2 = TERMINATE
2472	mario79	2238	push ecx
2288	clevermous	2239	cmp ecx, 2
		2240	jb noprocessterminate
		2241	mov edx, [TASK_COUNT]
		2242	cmp ecx, edx
		2243	ja noprocessterminate
		2244	mov eax, [TASK_COUNT]
		2245	shl ecx, 5
		2246	mov edx, [ecx+CURRENT_TASK+TASKDATA.pid]
		2247	add ecx, CURRENT_TASK+TASKDATA.state
		2248	cmp byte [ecx], 9
		2249	jz noprocessterminate
3296	clevermous	2250	push ecx edx
		2251	lea edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
		2252	call request_terminate
		2253	pop edx ecx
		2254	test eax, eax
		2255	jz noprocessterminate
2430	mario79	2256	;--------------------------------------
3545	hidnplayr	2257	; terminate all network sockets it used
		2258	pusha
		2259	mov eax, edx
		2260	call SOCKET_process_end
		2261	popa
		2262	;--------------------------------------
2430	mario79	2263	cmp [_display.select_cursor], 0
2452	mario79	2264	je .restore_end
2430	mario79	2265	; restore default cursor before killing
		2266	pusha
		2267	mov ecx, [esp+32]
		2268	shl ecx, 8
2435	mario79	2269	add ecx, SLOT_BASE
2452	mario79	2270	mov eax, [def_cursor]
		2271	cmp [ecx+APPDATA.cursor], eax
		2272	je @f
2435	mario79	2273	call restore_default_cursor_before_killing
2452	mario79	2274	@@:
2430	mario79	2275	popa
2452	mario79	2276	.restore_end:
2430	mario79	2277	;--------------------------------------
2288	clevermous	2278	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2279	mov [ecx], byte 3; clear possible i40's
3534	clevermous	2280	call wakeup_osloop
2288	clevermous	2281	;call MEM_Heap_UnLock
		2282
3534	clevermous	2283	cmp edx, [application_table_owner]; clear app table stat
2288	clevermous	2284	jne noatsc
3534	clevermous	2285	call unlock_application_table
2468	mario79	2286	noatsc:
		2287	noprocessterminate:
2472	mario79	2288	add esp, 4
2288	clevermous	2289	ret
		2290	;------------------------------------------------------------------------------
		2291	sysfn_terminate2:
		2292	;lock application_table_status mutex
		2293	.table_status:
3534	clevermous	2294	call lock_application_table
2288	clevermous	2295	mov eax, ecx
		2296	call pid_to_slot
		2297	test eax, eax
		2298	jz .not_found
		2299	mov ecx, eax
		2300	cli
		2301	call sysfn_terminate
3534	clevermous	2302	call unlock_application_table
2288	clevermous	2303	sti
		2304	and dword [esp+32], 0
		2305	ret
		2306	.not_found:
3534	clevermous	2307	call unlock_application_table
2288	clevermous	2308	or dword [esp+32], -1
		2309	ret
		2310	;------------------------------------------------------------------------------
		2311	sysfn_deactivate: ; 18.1 = DEACTIVATE WINDOW
		2312	cmp ecx, 2
		2313	jb .nowindowdeactivate
		2314	cmp ecx, [TASK_COUNT]
		2315	ja .nowindowdeactivate
2408	Serge	2316
2288	clevermous	2317	movzx esi, word [WIN_STACK + ecx*2]
		2318	cmp esi, 1
		2319	je .nowindowdeactivate ; already deactive
		2320
		2321	mov edi, ecx
		2322	shl edi, 5
		2323	add edi, window_data
		2324	movzx esi, word [WIN_STACK + ecx * 2]
		2325	lea esi, [WIN_POS + esi * 2]
		2326	call window._.window_deactivate
2408	Serge	2327
2288	clevermous	2328	call syscall_display_settings._.calculate_whole_screen
		2329	call syscall_display_settings._.redraw_whole_screen
		2330	.nowindowdeactivate:
		2331	ret
3455	mario79	2332	;------------------------------------------------------------------------------
2288	clevermous	2333	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
5675	leency	2334	cmp ecx, 2
		2335	jb .nowindowactivate
2288	clevermous	2336	cmp ecx, [TASK_COUNT]
		2337	ja .nowindowactivate
3455	mario79	2338	;-------------------------------------
		2339	@@:
		2340	; If the window is captured and moved by the user,
		2341	; then you can't change the position in window stack!!!
		2342	mov al, [mouse.active_sys_window.action]
		2343	and al, WINDOW_MOVE_AND_RESIZE_FLAGS
		2344	test al, al
		2345	jz @f
		2346	call change_task
		2347	jmp @b
		2348	@@:
		2349	;-------------------------------------
2288	clevermous	2350	mov [window_minimize], 2; restore window if minimized
3534	clevermous	2351	call wakeup_osloop
2288	clevermous	2352
		2353	movzx esi, word [WIN_STACK + ecx*2]
		2354	cmp esi, [TASK_COUNT]
		2355	je .nowindowactivate; already active
		2356
		2357	mov edi, ecx
		2358	shl edi, 5
		2359	add edi, window_data
		2360	movzx esi, word [WIN_STACK + ecx * 2]
		2361	lea esi, [WIN_POS + esi * 2]
		2362	call waredraw
		2363	.nowindowactivate:
		2364	ret
		2365	;------------------------------------------------------------------------------
		2366	sysfn_getidletime: ; 18.4 = GET IDLETIME
3534	clevermous	2367	mov eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
2288	clevermous	2368	mov [esp+32], eax
		2369	ret
		2370	;------------------------------------------------------------------------------
		2371	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
3481	Serge	2372	mov eax, dword [cpu_freq]
2288	clevermous	2373	mov [esp+32], eax
		2374	ret
		2375	;------------------------------------------------------------------------------
3481	Serge	2376	get_cpu_freq:
		2377	mov eax, dword [cpu_freq]
		2378	mov edx, dword [cpu_freq+4]
		2379	ret
2288	clevermous	2380	; SAVE ramdisk to /hd/1/menuet.img
		2381	;!!!!!!!!!!!!!!!!!!!!!!!!
		2382	include 'blkdev/rdsave.inc'
		2383	;!!!!!!!!!!!!!!!!!!!!!!!!
		2384	;------------------------------------------------------------------------------
		2385	align 4
		2386	sysfn_getactive: ; 18.7 = get active window
		2387	mov eax, [TASK_COUNT]
		2388	movzx eax, word [WIN_POS + eax*2]
		2389	mov [esp+32], eax
		2390	ret
		2391	;------------------------------------------------------------------------------
		2392	sysfn_sound_flag: ; 18.8 = get/set sound_flag
		2393	; cmp ecx,1
		2394	dec ecx
		2395	jnz nogetsoundflag
		2396	movzx eax, byte [sound_flag]; get sound_flag
		2397	mov [esp+32], eax
		2398	ret
		2399	nogetsoundflag:
		2400	; cmp ecx,2
		2401	dec ecx
		2402	jnz nosoundflag
		2403	xor byte [sound_flag], 1
		2404	nosoundflag:
		2405	ret
		2406	;------------------------------------------------------------------------------
		2407	sysfn_minimize: ; 18.10 = minimize window
		2408	mov [window_minimize], 1
3534	clevermous	2409	call wakeup_osloop
2288	clevermous	2410	ret
		2411	;------------------------------------------------------------------------------
		2412	align 4
		2413	sysfn_getdiskinfo: ; 18.11 = get disk info table
		2414	dec ecx
4641	mario79	2415	jnz .exit
		2416	.small_table:
2288	clevermous	2417	mov edi, edx
		2418	mov esi, DRIVE_DATA
4641	mario79	2419	mov ecx, DRIVE_DATA_SIZE ;10
2288	clevermous	2420	cld
4641	mario79	2421	rep movsb
		2422	.exit:
2288	clevermous	2423	ret
		2424	;------------------------------------------------------------------------------
		2425	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2426	and dword [esp+32], 0
		2427	ret
		2428	;------------------------------------------------------------------------------
		2429	sysfn_getversion: ; 18.13 = get kernel ID and version
		2430	mov edi, ecx
		2431	mov esi, version_inf
		2432	mov ecx, version_end-version_inf
		2433	rep movsb
		2434	ret
		2435	;------------------------------------------------------------------------------
		2436	sysfn_waitretrace: ; 18.14 = sys wait retrace
		2437	;wait retrace functions
		2438	sys_wait_retrace:
		2439	mov edx, 0x3da
		2440	WaitRetrace_loop:
		2441	in al, dx
		2442	test al, 1000b
		2443	jz WaitRetrace_loop
		2444	and [esp+32], dword 0
		2445	ret
		2446	;------------------------------------------------------------------------------
		2447	align 4
		2448	sysfn_centermouse: ; 18.15 = mouse centered
		2449	; removed here by
		2450	; call mouse_centered
		2451	;* mouse centered - start code- Mario79
		2452	;mouse_centered:
		2453	; push eax
5350	serge	2454	mov eax, [_display.width]
2288	clevermous	2455	shr eax, 1
		2456	mov [MOUSE_X], ax
5350	serge	2457	mov eax, [_display.height]
2288	clevermous	2458	shr eax, 1
		2459	mov [MOUSE_Y], ax
3534	clevermous	2460	call wakeup_osloop
2288	clevermous	2461	; ret
		2462	;* mouse centered - end code- Mario79
		2463	xor eax, eax
		2464	and [esp+32], eax
		2465	; pop eax
		2466	ret
		2467	;------------------------------------------------------------------------------
		2468	align 4
		2469	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2470	test ecx, ecx; get mouse speed factor
		2471	jnz .set_mouse_acceleration
		2472	xor eax, eax
		2473	mov ax, [mouse_speed_factor]
		2474	mov [esp+32], eax
		2475	ret
		2476	.set_mouse_acceleration:
		2477	; cmp ecx,1 ; set mouse speed factor
		2478	dec ecx
		2479	jnz .get_mouse_delay
		2480	mov [mouse_speed_factor], dx
		2481	ret
		2482	.get_mouse_delay:
		2483	; cmp ecx,2 ; get mouse delay
		2484	dec ecx
		2485	jnz .set_mouse_delay
		2486	mov eax, [mouse_delay]
		2487	mov [esp+32], eax
		2488	ret
		2489	.set_mouse_delay:
		2490	; cmp ecx,3 ; set mouse delay
		2491	dec ecx
		2492	jnz .set_pointer_position
		2493	mov [mouse_delay], edx
		2494	ret
		2495	.set_pointer_position:
		2496	; cmp ecx,4 ; set mouse pointer position
		2497	dec ecx
		2498	jnz .set_mouse_button
5350	serge	2499	cmp dx, word[_display.height]
		2500	jae .end
2288	clevermous	2501	rol edx, 16
5350	serge	2502	cmp dx, word[_display.width]
		2503	jae .end
2288	clevermous	2504	mov [MOUSE_X], edx
4381	hidnplayr	2505	mov [mouse_active], 1
3534	clevermous	2506	call wakeup_osloop
2288	clevermous	2507	ret
		2508	.set_mouse_button:
		2509	; cmp ecx,5 ; set mouse button features
		2510	dec ecx
		2511	jnz .end
		2512	mov [BTN_DOWN], dl
		2513	mov [mouse_active], 1
3534	clevermous	2514	call wakeup_osloop
2288	clevermous	2515	.end:
		2516	ret
		2517	;------------------------------------------------------------------------------
		2518	sysfn_getfreemem:
		2519	mov eax, [pg_data.pages_free]
		2520	shl eax, 2
		2521	mov [esp+32], eax
		2522	ret
2648	mario79	2523	;------------------------------------------------------------------------------
2288	clevermous	2524	sysfn_getallmem:
		2525	mov eax, [MEM_AMOUNT]
		2526	shr eax, 10
		2527	mov [esp+32], eax
		2528	ret
2648	mario79	2529	;------------------------------------------------------------------------------
2288	clevermous	2530	sysfn_pid_to_slot:
		2531	mov eax, ecx
		2532	call pid_to_slot
		2533	mov [esp+32], eax
		2534	ret
2648	mario79	2535	;------------------------------------------------------------------------------
2288	clevermous	2536	sysfn_min_rest_window:
		2537	pushad
		2538	mov eax, edx ; ebx - operating
		2539	shr ecx, 1
		2540	jnc @f
		2541	call pid_to_slot
		2542	@@:
		2543	or eax, eax ; eax - number of slot
		2544	jz .error
		2545	cmp eax, 255 ; varify maximal slot number
		2546	ja .error
		2547	movzx eax, word [WIN_STACK + eax*2]
		2548	shr ecx, 1
		2549	jc .restore
		2550	; .minimize:
		2551	call minimize_window
		2552	jmp .exit
		2553	.restore:
		2554	call restore_minimized_window
		2555	.exit:
		2556	popad
		2557	xor eax, eax
		2558	mov [esp+32], eax
		2559	ret
		2560	.error:
		2561	popad
		2562	xor eax, eax
		2563	dec eax
		2564	mov [esp+32], eax
		2565	ret
2648	mario79	2566	;------------------------------------------------------------------------------
		2567	sysfn_min_windows:
		2568	call minimize_all_window
		2569	mov [esp+32], eax
		2570	call change_task
		2571	ret
		2572	;------------------------------------------------------------------------------
2654	mario79	2573	sysfn_set_screen_sizes:
		2574	cmp [SCR_MODE], word 0x13
		2575	jbe .exit
		2576
		2577	cmp [_display.select_cursor], select_cursor
		2578	jne .exit
		2579
		2580	cmp ecx, [display_width_standard]
		2581	ja .exit
		2582
		2583	cmp edx, [display_height_standard]
		2584	ja .exit
		2585
		2586	pushfd
		2587	cli
		2588	mov eax, ecx
5351	serge	2589	mov ecx, [_display.lfb_pitch]
2654	mario79	2590	mov [_display.width], eax
		2591	dec eax
		2592	mov [_display.height], edx
		2593	dec edx
		2594	; eax - new Screen_Max_X
		2595	; edx - new Screen_Max_Y
		2596	mov [do_not_touch_winmap], 1
		2597	call set_screen
		2598	mov [do_not_touch_winmap], 0
		2599	popfd
		2600	call change_task
		2601	.exit:
		2602	ret
		2603	;------------------------------------------------------------------------------
2288	clevermous	2604	uglobal
		2605	screen_workarea RECT
2654	mario79	2606	display_width_standard dd 0
		2607	display_height_standard dd 0
		2608	do_not_touch_winmap db 0
2288	clevermous	2609	window_minimize db 0
		2610	sound_flag db 0
2654	mario79	2611
2288	clevermous	2612	endg
		2613
		2614	UID_NONE=0
		2615	UID_MENUETOS=1 ;official
		2616	UID_KOLIBRI=2 ;russian
		2617
		2618	iglobal
		2619	version_inf:
3454	mario79	2620	db 0,7,7,0 ; version 0.7.7.0
		2621	db 0
		2622	.rev dd __REV__
2288	clevermous	2623	version_end:
		2624	endg
2515	mario79	2625	;------------------------------------------------------------------------------
		2626	align 4
2288	clevermous	2627	sys_cachetodiskette:
		2628	cmp ebx, 1
4273	clevermous	2629	jb .no_floppy_save
2288	clevermous	2630	cmp ebx, 2
4273	clevermous	2631	ja .no_floppy_save
2288	clevermous	2632	call save_image
4273	clevermous	2633	mov [esp + 32], eax
		2634	ret
		2635	.no_floppy_save:
2288	clevermous	2636	mov [esp + 32], dword 1
		2637	ret
2515	mario79	2638	;------------------------------------------------------------------------------
2288	clevermous	2639	uglobal
		2640	; bgrchanged dd 0x0
		2641	align 4
		2642	bgrlockpid dd 0
		2643	bgrlock db 0
		2644	endg
2515	mario79	2645	;------------------------------------------------------------------------------
		2646	align 4
2288	clevermous	2647	sys_background:
		2648	cmp ebx, 1 ; BACKGROUND SIZE
		2649	jnz nosb1
		2650	test ecx, ecx
		2651	jz sbgrr
2547	mario79	2652
2288	clevermous	2653	test edx, edx
		2654	jz sbgrr
2515	mario79	2655	;--------------------------------------
		2656	align 4
2288	clevermous	2657	@@:
		2658	;;Maxis use atomic bts for mutexes 4.4.2009
		2659	bts dword [bgrlock], 0
		2660	jnc @f
		2661	call change_task
		2662	jmp @b
2515	mario79	2663	;--------------------------------------
		2664	align 4
2288	clevermous	2665	@@:
		2666	mov [BgrDataWidth], ecx
		2667	mov [BgrDataHeight], edx
		2668	; mov [bgrchanged],1
		2669
		2670	pushad
		2671	; return memory for old background
		2672	mov eax, [img_background]
		2673	cmp eax, static_background_data
		2674	jz @f
		2675	stdcall kernel_free, eax
2515	mario79	2676	;--------------------------------------
		2677	align 4
2288	clevermous	2678	@@:
		2679	; calculate RAW size
		2680	xor eax, eax
		2681	inc eax
		2682	cmp [BgrDataWidth], eax
		2683	jae @f
		2684	mov [BgrDataWidth], eax
2515	mario79	2685	;--------------------------------------
		2686	align 4
2288	clevermous	2687	@@:
		2688	cmp [BgrDataHeight], eax
		2689	jae @f
		2690	mov [BgrDataHeight], eax
2515	mario79	2691	;--------------------------------------
		2692	align 4
2288	clevermous	2693	@@:
		2694	mov eax, [BgrDataWidth]
		2695	imul eax, [BgrDataHeight]
		2696	lea eax, [eax*3]
2464	mario79	2697	; it is reserved with aligned to the boundary of 4 KB pages,
		2698	; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
		2699	; because the 32 bit read is used for high performance: "mov eax,[esi]"
		2700	shr eax, 12
		2701	inc eax
		2702	shl eax, 12
2288	clevermous	2703	mov [mem_BACKGROUND], eax
		2704	; get memory for new background
		2705	stdcall kernel_alloc, eax
		2706	test eax, eax
		2707	jz .memfailed
		2708	mov [img_background], eax
		2709	jmp .exit
2515	mario79	2710	;--------------------------------------
		2711	align 4
2288	clevermous	2712	.memfailed:
		2713	; revert to static monotone data
		2714	mov [img_background], static_background_data
		2715	xor eax, eax
		2716	inc eax
		2717	mov [BgrDataWidth], eax
		2718	mov [BgrDataHeight], eax
		2719	mov [mem_BACKGROUND], 4
2515	mario79	2720	;--------------------------------------
		2721	align 4
2288	clevermous	2722	.exit:
		2723	popad
		2724	mov [bgrlock], 0
2515	mario79	2725	;--------------------------------------
		2726	align 4
		2727	sbgrr:
2288	clevermous	2728	ret
2515	mario79	2729	;------------------------------------------------------------------------------
		2730	align 4
2288	clevermous	2731	nosb1:
		2732	cmp ebx, 2 ; SET PIXEL
		2733	jnz nosb2
		2734
		2735	mov eax, [img_background]
		2736	test ecx, ecx
		2737	jz @f
		2738	cmp eax, static_background_data
		2739	jz .ret
2515	mario79	2740	;--------------------------------------
		2741	align 4
2288	clevermous	2742	@@:
		2743	mov ebx, [mem_BACKGROUND]
		2744	add ebx, 4095
		2745	and ebx, -4096
		2746	sub ebx, 4
		2747	cmp ecx, ebx
		2748	ja .ret
		2749
		2750	mov ebx, [eax+ecx]
		2751	and ebx, 0xFF000000;255256256*256
		2752	and edx, 0x00FFFFFF;255256256+255*256+255
		2753	add edx, ebx
		2754	mov [eax+ecx], edx
2515	mario79	2755	;--------------------------------------
		2756	align 4
2288	clevermous	2757	.ret:
		2758	ret
2515	mario79	2759	;------------------------------------------------------------------------------
		2760	align 4
2288	clevermous	2761	nosb2:
		2762	cmp ebx, 3 ; DRAW BACKGROUND
		2763	jnz nosb3
2515	mario79	2764	;--------------------------------------
		2765	align 4
2288	clevermous	2766	draw_background_temp:
		2767	mov [background_defined], 1
		2768	call force_redraw_background
2515	mario79	2769	;--------------------------------------
		2770	align 4
		2771	nosb31:
2288	clevermous	2772	ret
2515	mario79	2773	;------------------------------------------------------------------------------
		2774	align 4
		2775	nosb3:
2288	clevermous	2776	cmp ebx, 4 ; TILED / STRETCHED
		2777	jnz nosb4
		2778	cmp ecx, [BgrDrawMode]
		2779	je nosb41
		2780	mov [BgrDrawMode], ecx
2515	mario79	2781	;--------------------------------------
		2782	align 4
		2783	nosb41:
2288	clevermous	2784	ret
2515	mario79	2785	;------------------------------------------------------------------------------
		2786	align 4
		2787	nosb4:
2288	clevermous	2788	cmp ebx, 5 ; BLOCK MOVE TO BGR
		2789	jnz nosb5
		2790	cmp [img_background], static_background_data
		2791	jnz @f
		2792	test edx, edx
		2793	jnz .fin
		2794	cmp esi, 4
		2795	ja .fin
2515	mario79	2796	;--------------------------------------
		2797	align 4
		2798	@@:
2288	clevermous	2799	; bughere
		2800	mov eax, ecx
		2801	mov ebx, edx
		2802	add ebx, [img_background];IMG_BACKGROUND
		2803	mov ecx, esi
		2804	call memmove
2515	mario79	2805	;--------------------------------------
		2806	align 4
		2807	.fin:
2288	clevermous	2808	ret
2515	mario79	2809	;------------------------------------------------------------------------------
		2810	align 4
		2811	nosb5:
2288	clevermous	2812	cmp ebx, 6
		2813	jnz nosb6
2515	mario79	2814	;--------------------------------------
		2815	align 4
2288	clevermous	2816	;;Maxis use atomic bts for mutex 4.4.2009
		2817	@@:
		2818	bts dword [bgrlock], 0
		2819	jnc @f
		2820	call change_task
		2821	jmp @b
2515	mario79	2822	;--------------------------------------
		2823	align 4
2288	clevermous	2824	@@:
		2825	mov eax, [CURRENT_TASK]
		2826	mov [bgrlockpid], eax
		2827	cmp [img_background], static_background_data
		2828	jz .nomem
		2829	stdcall user_alloc, [mem_BACKGROUND]
		2830	mov [esp+32], eax
		2831	test eax, eax
		2832	jz .nomem
		2833	mov ebx, eax
		2834	shr ebx, 12
		2835	or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
		2836	mov esi, [img_background]
		2837	shr esi, 12
		2838	mov ecx, [mem_BACKGROUND]
		2839	add ecx, 0xFFF
		2840	shr ecx, 12
2515	mario79	2841	;--------------------------------------
		2842	align 4
2288	clevermous	2843	.z:
		2844	mov eax, [page_tabs+ebx*4]
		2845	test al, 1
		2846	jz @f
		2847	call free_page
2515	mario79	2848	;--------------------------------------
		2849	align 4
2288	clevermous	2850	@@:
		2851	mov eax, [page_tabs+esi*4]
5356	serge	2852	or al, PG_UWR
2288	clevermous	2853	mov [page_tabs+ebx*4], eax
		2854	mov eax, ebx
		2855	shl eax, 12
		2856	invlpg [eax]
		2857	inc ebx
		2858	inc esi
		2859	loop .z
		2860	ret
2515	mario79	2861	;--------------------------------------
		2862	align 4
2288	clevermous	2863	.nomem:
		2864	and [bgrlockpid], 0
		2865	mov [bgrlock], 0
2515	mario79	2866	;------------------------------------------------------------------------------
		2867	align 4
2288	clevermous	2868	nosb6:
		2869	cmp ebx, 7
		2870	jnz nosb7
		2871	cmp [bgrlock], 0
		2872	jz .err
		2873	mov eax, [CURRENT_TASK]
		2874	cmp [bgrlockpid], eax
		2875	jnz .err
		2876	mov eax, ecx
		2877	mov ebx, ecx
		2878	shr eax, 12
		2879	mov ecx, [page_tabs+(eax-1)*4]
		2880	test cl, USED_BLOCK+DONT_FREE_BLOCK
		2881	jz .err
		2882	jnp .err
		2883	push eax
		2884	shr ecx, 12
		2885	dec ecx
2515	mario79	2886	;--------------------------------------
		2887	align 4
2288	clevermous	2888	@@:
		2889	and dword [page_tabs+eax*4], 0
		2890	mov edx, eax
		2891	shl edx, 12
		2892	push eax
		2893	invlpg [edx]
		2894	pop eax
		2895	inc eax
		2896	loop @b
		2897	pop eax
		2898	and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
		2899	stdcall user_free, ebx
		2900	mov [esp+32], eax
		2901	and [bgrlockpid], 0
		2902	mov [bgrlock], 0
		2903	ret
2515	mario79	2904	;--------------------------------------
		2905	align 4
2288	clevermous	2906	.err:
		2907	and dword [esp+32], 0
		2908	ret
2515	mario79	2909	;------------------------------------------------------------------------------
		2910	align 4
2288	clevermous	2911	nosb7:
2515	mario79	2912	cmp ebx, 8
		2913	jnz nosb8
2537	mario79	2914
3536	clevermous	2915	mov ecx, [current_slot]
		2916	xor eax, eax
		2917	xchg eax, [ecx+APPDATA.draw_bgr_x]
2515	mario79	2918	mov [esp + 32], eax ; eax = [left]*65536 + [right]
3536	clevermous	2919	xor eax, eax
		2920	xchg eax, [ecx+APPDATA.draw_bgr_y]
2515	mario79	2921	mov [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288	clevermous	2922	ret
2515	mario79	2923	;------------------------------------------------------------------------------
		2924	align 4
		2925	nosb8:
2547	mario79	2926	cmp ebx, 9
		2927	jnz nosb9
		2928	; ecx = [left]*65536 + [right]
		2929	; edx = [top]*65536 + [bottom]
5350	serge	2930	mov eax, [_display.width]
		2931	mov ebx, [_display.height]
		2932	dec eax
		2933	dec ebx
2547	mario79	2934	; check [right]
		2935	cmp cx, ax
		2936	ja .exit
		2937	; check [left]
		2938	ror ecx, 16
		2939	cmp cx, ax
		2940	ja .exit
		2941	; check [bottom]
		2942	cmp dx, bx
		2943	ja .exit
		2944	; check [top]
		2945	ror edx, 16
		2946	cmp dx, bx
		2947	ja .exit
		2948
		2949	movzx eax, cx ; [left]
		2950	movzx ebx, dx ; [top]
		2951
		2952	shr ecx, 16 ; [right]
		2953	shr edx, 16 ; [bottom]
		2954
		2955	mov [background_defined], 1
		2956
		2957	mov [draw_data+32 + RECT.left], eax
		2958	mov [draw_data+32 + RECT.top], ebx
		2959
		2960	mov [draw_data+32 + RECT.right], ecx
		2961	mov [draw_data+32 + RECT.bottom], edx
		2962
		2963	inc byte[REDRAW_BACKGROUND]
3534	clevermous	2964	call wakeup_osloop
2547	mario79	2965	;--------------------------------------
		2966	align 4
		2967	.exit:
2515	mario79	2968	ret
		2969	;------------------------------------------------------------------------------
		2970	align 4
2547	mario79	2971	nosb9:
		2972	ret
		2973	;------------------------------------------------------------------------------
		2974	align 4
2537	mario79	2975	uglobal
		2976	BG_Rect_X_left_right dd 0x0
		2977	BG_Rect_Y_top_bottom dd 0x0
		2978	endg
		2979	;------------------------------------------------------------------------------
		2980	align 4
2288	clevermous	2981	force_redraw_background:
		2982	and [draw_data+32 + RECT.left], 0
		2983	and [draw_data+32 + RECT.top], 0
		2984	push eax ebx
5350	serge	2985	mov eax, [_display.width]
		2986	mov ebx, [_display.height]
		2987	dec eax
		2988	dec ebx
2288	clevermous	2989	mov [draw_data+32 + RECT.right], eax
		2990	mov [draw_data+32 + RECT.bottom], ebx
		2991	pop ebx eax
		2992	inc byte[REDRAW_BACKGROUND]
3534	clevermous	2993	call wakeup_osloop
2288	clevermous	2994	ret
2515	mario79	2995	;------------------------------------------------------------------------------
2288	clevermous	2996	align 4
		2997	sys_getbackground:
		2998	; cmp eax,1 ; SIZE
		2999	dec ebx
		3000	jnz nogb1
		3001	mov eax, [BgrDataWidth]
		3002	shl eax, 16
3588	Serge	3003	mov ax, word [BgrDataHeight]
2288	clevermous	3004	mov [esp+32], eax
		3005	ret
2515	mario79	3006	;------------------------------------------------------------------------------
		3007	align 4
2288	clevermous	3008	nogb1:
		3009	; cmp eax,2 ; PIXEL
		3010	dec ebx
		3011	jnz nogb2
		3012
		3013	mov eax, [img_background]
		3014	test ecx, ecx
		3015	jz @f
		3016	cmp eax, static_background_data
		3017	jz .ret
2515	mario79	3018	;--------------------------------------
		3019	align 4
2288	clevermous	3020	@@:
		3021	mov ebx, [mem_BACKGROUND]
		3022	add ebx, 4095
		3023	and ebx, -4096
		3024	sub ebx, 4
		3025	cmp ecx, ebx
		3026	ja .ret
		3027
		3028	mov eax, [ecx+eax]
		3029
		3030	and eax, 0xFFFFFF
		3031	mov [esp+32], eax
2515	mario79	3032	;--------------------------------------
		3033	align 4
2288	clevermous	3034	.ret:
		3035	ret
2515	mario79	3036	;------------------------------------------------------------------------------
		3037	align 4
		3038	nogb2:
2288	clevermous	3039
		3040	; cmp eax,4 ; TILED / STRETCHED
		3041	dec ebx
		3042	dec ebx
		3043	jnz nogb4
		3044	mov eax, [BgrDrawMode]
2515	mario79	3045	;--------------------------------------
		3046	align 4
		3047	nogb4:
2288	clevermous	3048	mov [esp+32], eax
		3049	ret
2515	mario79	3050	;------------------------------------------------------------------------------
2288	clevermous	3051	align 4
		3052	sys_getkey:
		3053	mov [esp + 32], dword 1
		3054	; test main buffer
		3055	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3056	movzx ecx, word [WIN_STACK + ebx * 2]
		3057	mov edx, [TASK_COUNT]
		3058	cmp ecx, edx
		3059	jne .finish
		3060	cmp [KEY_COUNT], byte 0
		3061	je .finish
4588	mario79	3062	movzx ax, byte [KEY_BUFF + 120 + 2]
2288	clevermous	3063	shl eax, 8
4588	mario79	3064	mov al, byte [KEY_BUFF]
		3065	shl eax, 8
2288	clevermous	3066	push eax
		3067	dec byte [KEY_COUNT]
		3068	and byte [KEY_COUNT], 127
		3069	movzx ecx, byte [KEY_COUNT]
		3070	add ecx, 2
		3071	mov eax, KEY_BUFF + 1
		3072	mov ebx, KEY_BUFF
		3073	call memmove
4588	mario79	3074	add eax, 120 + 2
		3075	add ebx, 120 + 2
		3076	call memmove
2288	clevermous	3077	pop eax
2515	mario79	3078	;--------------------------------------
		3079	align 4
2288	clevermous	3080	.ret_eax:
		3081	mov [esp + 32], eax
		3082	ret
2515	mario79	3083	;--------------------------------------
		3084	align 4
2288	clevermous	3085	.finish:
		3086	; test hotkeys buffer
		3087	mov ecx, hotkey_buffer
2515	mario79	3088	;--------------------------------------
		3089	align 4
2288	clevermous	3090	@@:
		3091	cmp [ecx], ebx
		3092	jz .found
		3093	add ecx, 8
		3094	cmp ecx, hotkey_buffer + 120 * 8
		3095	jb @b
		3096	ret
2515	mario79	3097	;--------------------------------------
		3098	align 4
2288	clevermous	3099	.found:
		3100	mov ax, [ecx + 6]
		3101	shl eax, 16
		3102	mov ah, [ecx + 4]
		3103	mov al, 2
		3104	and dword [ecx + 4], 0
		3105	and dword [ecx], 0
		3106	jmp .ret_eax
2515	mario79	3107	;------------------------------------------------------------------------------
2288	clevermous	3108	align 4
		3109	sys_getbutton:
		3110	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3111	mov [esp + 32], dword 1
		3112	movzx ecx, word [WIN_STACK + ebx * 2]
		3113	mov edx, [TASK_COUNT] ; less than 256 processes
		3114	cmp ecx, edx
		3115	jne .exit
		3116	movzx eax, byte [BTN_COUNT]
		3117	test eax, eax
		3118	jz .exit
		3119	mov eax, [BTN_BUFF]
		3120	and al, 0xFE ; delete left button bit
		3121	mov [BTN_COUNT], byte 0
		3122	mov [esp + 32], eax
2515	mario79	3123	;--------------------------------------
		3124	align 4
2288	clevermous	3125	.exit:
		3126	ret
2515	mario79	3127	;------------------------------------------------------------------------------
2288	clevermous	3128	align 4
		3129	sys_cpuusage:
		3130
		3131	; RETURN:
		3132	;
		3133	; +00 dword process cpu usage
		3134	; +04 word position in windowing stack
		3135	; +06 word windowing stack value at current position (cpu nro)
		3136	; +10 12 bytes name
		3137	; +22 dword start in mem
		3138	; +26 dword used mem
		3139	; +30 dword PID , process idenfification number
		3140	;
		3141
		3142	cmp ecx, -1 ; who am I ?
		3143	jne .no_who_am_i
		3144	mov ecx, [CURRENT_TASK]
		3145	.no_who_am_i:
		3146	cmp ecx, max_processes
		3147	ja .nofillbuf
		3148
		3149	; +4: word: position of the window of thread in the window stack
		3150	mov ax, [WIN_STACK + ecx * 2]
		3151	mov [ebx+4], ax
		3152	; +6: word: number of the thread slot, which window has in the window stack
		3153	; position ecx (has no relation to the specific thread)
		3154	mov ax, [WIN_POS + ecx * 2]
		3155	mov [ebx+6], ax
		3156
		3157	shl ecx, 5
		3158
		3159	; +0: dword: memory usage
		3160	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		3161	mov [ebx], eax
		3162	; +10: 11 bytes: name of the process
		3163	push ecx
		3164	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		3165	add ebx, 10
		3166	mov ecx, 11
		3167	call memmove
		3168	pop ecx
		3169
		3170	; +22: address of the process in memory
		3171	; +26: size of used memory - 1
		3172	push edi
		3173	lea edi, [ebx+12]
		3174	xor eax, eax
		3175	mov edx, 0x100000*16
		3176	cmp ecx, 1 shl 5
		3177	je .os_mem
5130	serge	3178	mov edx, [SLOT_BASE+ecx*8+APPDATA.process]
		3179	mov edx, [edx+PROC.mem_used]
2288	clevermous	3180	mov eax, std_application_base_address
		3181	.os_mem:
		3182	stosd
		3183	lea eax, [edx-1]
		3184	stosd
		3185
		3186	; +30: PID/TID
		3187	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		3188	stosd
		3189
		3190	; window position and size
		3191	push esi
		3192	lea esi, [ecx + window_data + WDATA.box]
		3193	movsd
		3194	movsd
		3195	movsd
		3196	movsd
		3197
		3198	; Process state (+50)
		3199	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		3200	stosd
		3201
		3202	; Window client area box
		3203	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		3204	movsd
		3205	movsd
		3206	movsd
		3207	movsd
		3208
		3209	; Window state
		3210	mov al, [ecx+window_data+WDATA.fl_wstate]
		3211	stosb
		3212
		3213	; Event mask (+71)
		3214	mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
		3215	stosd
4286	Serge	3216
4262	0CodErr	3217	; Keyboard mode (+75)
		3218	mov al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286	Serge	3219	stosb
2288	clevermous	3220
		3221	pop esi
		3222	pop edi
		3223
		3224	.nofillbuf:
		3225	; return number of processes
		3226
		3227	mov eax, [TASK_COUNT]
		3228	mov [esp+32], eax
		3229	ret
		3230
		3231	align 4
		3232	sys_clock:
		3233	cli
		3234	; Mikhail Lisovin xx Jan 2005
		3235	@@:
		3236	mov al, 10
		3237	out 0x70, al
		3238	in al, 0x71
		3239	test al, al
		3240	jns @f
		3241	mov esi, 1
		3242	call delay_ms
		3243	jmp @b
		3244	@@:
		3245	; end Lisovin's fix
		3246
		3247	xor al, al ; seconds
		3248	out 0x70, al
		3249	in al, 0x71
		3250	movzx ecx, al
		3251	mov al, 02 ; minutes
		3252	shl ecx, 16
		3253	out 0x70, al
		3254	in al, 0x71
		3255	movzx edx, al
		3256	mov al, 04 ; hours
		3257	shl edx, 8
		3258	out 0x70, al
		3259	in al, 0x71
		3260	add ecx, edx
		3261	movzx edx, al
		3262	add ecx, edx
		3263	sti
		3264	mov [esp + 32], ecx
		3265	ret
		3266
		3267
		3268	align 4
		3269
		3270	sys_date:
		3271
		3272	cli
		3273	@@:
		3274	mov al, 10
		3275	out 0x70, al
		3276	in al, 0x71
		3277	test al, al
		3278	jns @f
		3279	mov esi, 1
		3280	call delay_ms
		3281	jmp @b
		3282	@@:
		3283
		3284	mov ch, 0
		3285	mov al, 7 ; date
		3286	out 0x70, al
		3287	in al, 0x71
		3288	mov cl, al
		3289	mov al, 8 ; month
		3290	shl ecx, 16
		3291	out 0x70, al
		3292	in al, 0x71
		3293	mov ch, al
		3294	mov al, 9 ; year
		3295	out 0x70, al
		3296	in al, 0x71
		3297	mov cl, al
		3298	sti
		3299	mov [esp+32], ecx
		3300	ret
		3301
		3302
		3303	; redraw status
		3304
		3305	sys_redrawstat:
		3306	cmp ebx, 1
		3307	jne no_widgets_away
		3308	; buttons away
		3309	mov ecx, [CURRENT_TASK]
		3310	sys_newba2:
		3311	mov edi, [BTN_ADDR]
		3312	cmp [edi], dword 0 ; empty button list ?
		3313	je end_of_buttons_away
		3314	movzx ebx, word [edi]
		3315	inc ebx
		3316	mov eax, edi
		3317	sys_newba:
		3318	dec ebx
		3319	jz end_of_buttons_away
		3320
		3321	add eax, 0x10
		3322	cmp cx, [eax]
		3323	jnz sys_newba
		3324
		3325	push eax ebx ecx
		3326	mov ecx, ebx
		3327	inc ecx
		3328	shl ecx, 4
		3329	mov ebx, eax
		3330	add eax, 0x10
		3331	call memmove
		3332	dec dword [edi]
		3333	pop ecx ebx eax
		3334
		3335	jmp sys_newba2
		3336
		3337	end_of_buttons_away:
		3338
		3339	ret
		3340
		3341	no_widgets_away:
		3342
		3343	cmp ebx, 2
		3344	jnz srl1
		3345
		3346	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		3347	add edx, draw_data - CURRENT_TASK
		3348	mov [edx + RECT.left], 0
		3349	mov [edx + RECT.top], 0
5350	serge	3350	mov eax, [_display.width]
		3351	dec eax
2288	clevermous	3352	mov [edx + RECT.right], eax
5350	serge	3353	mov eax, [_display.height]
		3354	dec eax
2288	clevermous	3355	mov [edx + RECT.bottom], eax
		3356
		3357	srl1:
		3358	ret
		3359
		3360	;ok - 100% work
		3361	;nt - not tested
		3362	;---------------------------------------------------------------------------------------------
		3363	;eax
		3364	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3365	;1 - change task. Ret nothing. Block. ok.
		3366	;2 - performance control
		3367	; ebx
		3368	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3369	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3370	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3371	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3372	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3373	;eax
		3374	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3375	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3376	;---------------------------------------------------------------------------------------------
		3377	iglobal
		3378	align 4
		3379	sheduler:
		3380	dd sys_sheduler.00
		3381	dd change_task
		3382	dd sys_sheduler.02
		3383	dd sys_sheduler.03
		3384	dd sys_sheduler.04
		3385	endg
		3386	sys_sheduler:
		3387	;rewritten by 29.12.2009
		3388	jmp dword [sheduler+ebx*4]
		3389	;.shed_counter:
		3390	.00:
		3391	mov eax, [context_counter]
		3392	mov [esp+32], eax
		3393	ret
		3394
		3395	.02:
		3396	;.perf_control:
		3397	inc ebx ;before ebx=2, ebx=3
		3398	cmp ebx, ecx ;if ecx=3, ebx=3
		3399	jz cache_disable
		3400
		3401	dec ebx ;ebx=2
		3402	cmp ebx, ecx ;
		3403	jz cache_enable ;if ecx=2 and ebx=2
		3404
		3405	dec ebx ;ebx=1
		3406	cmp ebx, ecx
		3407	jz is_cache_enabled ;if ecx=1 and ebx=1
		3408
		3409	dec ebx
		3410	test ebx, ecx ;ebx=0 and ecx=0
		3411	jz modify_pce ;if ecx=0
		3412
		3413	ret
		3414
		3415	.03:
		3416	;.rdmsr_instr:
		3417	;now counter in ecx
		3418	;(edx:eax) esi:edi => edx:esi
		3419	mov eax, esi
		3420	mov ecx, edx
		3421	rdmsr
		3422	mov [esp+32], eax
		3423	mov [esp+20], edx ;ret in ebx?
		3424	ret
		3425
		3426	.04:
		3427	;.wrmsr_instr:
		3428	;now counter in ecx
		3429	;(edx:eax) esi:edi => edx:esi
		3430	; Fast Call MSR can't be destroy
3539	clevermous	3431	; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
		3432	; включаются/выключаются расширенные возможности
2288	clevermous	3433	cmp edx, MSR_SYSENTER_CS
		3434	je @f
		3435	cmp edx, MSR_SYSENTER_ESP
		3436	je @f
		3437	cmp edx, MSR_SYSENTER_EIP
		3438	je @f
		3439	cmp edx, MSR_AMD_STAR
		3440	je @f
		3441
		3442	mov eax, esi
		3443	mov ecx, edx
		3444	wrmsr
		3445	; mov [esp + 32], eax
		3446	; mov [esp + 20], edx ;ret in ebx?
		3447	@@:
		3448	ret
		3449
		3450	cache_disable:
		3451	mov eax, cr0
		3452	or eax, 01100000000000000000000000000000b
		3453	mov cr0, eax
		3454	wbinvd ;set MESI
		3455	ret
		3456
		3457	cache_enable:
		3458	mov eax, cr0
		3459	and eax, 10011111111111111111111111111111b
		3460	mov cr0, eax
		3461	ret
		3462
		3463	is_cache_enabled:
		3464	mov eax, cr0
		3465	mov ebx, eax
		3466	and eax, 01100000000000000000000000000000b
		3467	jz cache_disabled
		3468	mov [esp+32], ebx
		3469	cache_disabled:
		3470	mov dword [esp+32], eax;0
		3471	ret
		3472
		3473	modify_pce:
		3474	mov eax, cr4
		3475	; mov ebx,0
		3476	; or bx,100000000b ;pce
		3477	; xor eax,ebx ;invert pce
		3478	bts eax, 8;pce=cr4[8]
		3479	mov cr4, eax
		3480	mov [esp+32], eax
		3481	ret
		3482	;---------------------------------------------------------------------------------------------
		3483
		3484
		3485	iglobal
		3486	cpustring db 'CPU',0
		3487	endg
		3488
		3489	uglobal
		3490	background_defined db 0 ; diamond, 11.04.2006
		3491	endg
2513	mario79	3492	;-----------------------------------------------------------------------------
2288	clevermous	3493	align 4
		3494	checkmisc:
		3495	cmp [ctrl_alt_del], 1
		3496	jne nocpustart
		3497
		3498	mov ebp, cpustring
		3499	call fs_execute_from_sysdir
		3500
		3501	mov [ctrl_alt_del], 0
2513	mario79	3502	;--------------------------------------
		3503	align 4
2288	clevermous	3504	nocpustart:
		3505	cmp [mouse_active], 1
		3506	jne mouse_not_active
		3507	mov [mouse_active], 0
2411	Serge	3508
2288	clevermous	3509	xor edi, edi
2411	Serge	3510	mov ebx, CURRENT_TASK
		3511
2288	clevermous	3512	mov ecx, [TASK_COUNT]
2408	Serge	3513	movzx eax, word [WIN_POS + ecx*2] ; active window
		3514	shl eax, 8
2414	Serge	3515	push eax
2408	Serge	3516
2414	Serge	3517	movzx eax, word [MOUSE_X]
		3518	movzx edx, word [MOUSE_Y]
2513	mario79	3519	;--------------------------------------
2408	Serge	3520	align 4
		3521	.set_mouse_event:
2288	clevermous	3522	add edi, 256
2411	Serge	3523	add ebx, 32
		3524	test [ebx+TASKDATA.event_mask], 0x80000000
2414	Serge	3525	jz .pos_filter
		3526
		3527	cmp edi, [esp] ; skip if filtration active
		3528	jne .skip
2513	mario79	3529	;--------------------------------------
		3530	align 4
2414	Serge	3531	.pos_filter:
		3532	test [ebx+TASKDATA.event_mask], 0x40000000
2411	Serge	3533	jz .set
2288	clevermous	3534
2414	Serge	3535	mov esi, [ebx-twdw+WDATA.box.left]
		3536	cmp eax, esi
		3537	jb .skip
		3538	add esi, [ebx-twdw+WDATA.box.width]
		3539	cmp eax, esi
		3540	ja .skip
		3541
		3542	mov esi, [ebx-twdw+WDATA.box.top]
		3543	cmp edx, esi
		3544	jb .skip
		3545	add esi, [ebx-twdw+WDATA.box.height]
		3546	cmp edx, esi
		3547	ja .skip
2513	mario79	3548	;--------------------------------------
		3549	align 4
2411	Serge	3550	.set:
2513	mario79	3551	or [edi+SLOT_BASE+APPDATA.event_mask], 100000b ; set event 6
		3552	;--------------------------------------
		3553	align 4
2411	Serge	3554	.skip:
2408	Serge	3555	loop .set_mouse_event
		3556
2414	Serge	3557	pop eax
2513	mario79	3558	;--------------------------------------
		3559	align 4
2288	clevermous	3560	mouse_not_active:
2580	mario79	3561	cmp byte[REDRAW_BACKGROUND], 0 ; background update ?
2288	clevermous	3562	jz nobackgr
2524	mario79	3563
2288	clevermous	3564	cmp [background_defined], 0
		3565	jz nobackgr
2513	mario79	3566	;--------------------------------------
		3567	align 4
3536	clevermous	3568	backgr:
2537	mario79	3569	mov eax, [draw_data+32 + RECT.left]
		3570	shl eax, 16
		3571	add eax, [draw_data+32 + RECT.right]
		3572	mov [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
		3573
		3574	mov eax, [draw_data+32 + RECT.top]
		3575	shl eax, 16
		3576	add eax, [draw_data+32 + RECT.bottom]
		3577	mov [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
		3578
2288	clevermous	3579	call drawbackground
2580	mario79	3580	; DEBUGF 1, "K : drawbackground\n"
2620	mario79	3581	; DEBUGF 1, "K : backg x %x\n",[BG_Rect_X_left_right]
		3582	; DEBUGF 1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513	mario79	3583	;--------- set event 5 start ----------
		3584	push ecx edi
		3585	xor edi, edi
		3586	mov ecx, [TASK_COUNT]
		3587	;--------------------------------------
		3588	align 4
		3589	set_bgr_event:
		3590	add edi, 256
3536	clevermous	3591	mov eax, [BG_Rect_X_left_right]
		3592	mov edx, [BG_Rect_Y_top_bottom]
		3593	cmp [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
		3594	jz .set
		3595	.join:
3611	clevermous	3596	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3597	jae @f
		3598	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3599	@@:
		3600	shr eax, 16
3536	clevermous	3601	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3602	jbe @f
		3603	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3604	@@:
3611	clevermous	3605	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3606	jae @f
3611	clevermous	3607	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3608	@@:
3611	clevermous	3609	shr edx, 16
3536	clevermous	3610	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3611	jbe @f
		3612	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3613	@@:
		3614	jmp .common
		3615	.set:
		3616	mov [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
		3617	mov [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
		3618	.common:
2513	mario79	3619	or [edi+SLOT_BASE+APPDATA.event_mask], 10000b ; set event 5
		3620	loop set_bgr_event
		3621	pop edi ecx
		3622	;--------- set event 5 stop -----------
2580	mario79	3623	dec byte[REDRAW_BACKGROUND] ; got new update request?
3536	clevermous	3624	jnz backgr
2513	mario79	3625
3536	clevermous	3626	xor eax, eax
2288	clevermous	3627	mov [draw_data+32 + RECT.left], eax
		3628	mov [draw_data+32 + RECT.top], eax
		3629	mov [draw_data+32 + RECT.right], eax
		3630	mov [draw_data+32 + RECT.bottom], eax
2513	mario79	3631	;--------------------------------------
		3632	align 4
2288	clevermous	3633	nobackgr:
2513	mario79	3634	; system shutdown request
2288	clevermous	3635	cmp [SYS_SHUTDOWN], byte 0
		3636	je noshutdown
		3637
		3638	mov edx, [shutdown_processes]
		3639
		3640	cmp [SYS_SHUTDOWN], dl
3325	clevermous	3641	jne noshutdown
2288	clevermous	3642
		3643	lea ecx, [edx-1]
		3644	mov edx, OS_BASE+0x3040
3325	clevermous	3645	jecxz no_mark_system_shutdown
2513	mario79	3646	;--------------------------------------
		3647	align 4
2288	clevermous	3648	markz:
3296	clevermous	3649	push ecx edx
3325	clevermous	3650	cmp [edx+TASKDATA.state], 9
		3651	jz .nokill
		3652	lea edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
5130	serge	3653	cmp [edx+APPDATA.process], sys_proc
3325	clevermous	3654	jz .nokill
3296	clevermous	3655	call request_terminate
3325	clevermous	3656	jmp .common
		3657	.nokill:
		3658	dec byte [SYS_SHUTDOWN]
		3659	xor eax, eax
		3660	.common:
3296	clevermous	3661	pop edx ecx
		3662	test eax, eax
		3663	jz @f
2288	clevermous	3664	mov [edx+TASKDATA.state], byte 3
3296	clevermous	3665	@@:
2288	clevermous	3666	add edx, 0x20
		3667	loop markz
3534	clevermous	3668	call wakeup_osloop
2513	mario79	3669	;--------------------------------------
		3670	align 4
2288	clevermous	3671	@@:
2513	mario79	3672	no_mark_system_shutdown:
2288	clevermous	3673	dec byte [SYS_SHUTDOWN]
		3674	je system_shutdown
2513	mario79	3675	;--------------------------------------
		3676	align 4
2288	clevermous	3677	noshutdown:
		3678	mov eax, [TASK_COUNT] ; termination
		3679	mov ebx, TASK_DATA+TASKDATA.state
		3680	mov esi, 1
2513	mario79	3681	;--------------------------------------
		3682	align 4
2288	clevermous	3683	newct:
		3684	mov cl, [ebx]
		3685	cmp cl, byte 3
3325	clevermous	3686	jz .terminate
2513	mario79	3687
2288	clevermous	3688	cmp cl, byte 4
3325	clevermous	3689	jnz .noterminate
		3690	.terminate:
		3691	pushad
3493	mario79	3692	mov ecx, eax
		3693	shl ecx, 8
		3694	add ecx, SLOT_BASE
		3695	call restore_default_cursor_before_killing
		3696	popad
		3697
		3698	pushad
3325	clevermous	3699	call terminate
		3700	popad
		3701	cmp byte [SYS_SHUTDOWN], 0
		3702	jz .noterminate
		3703	dec byte [SYS_SHUTDOWN]
		3704	je system_shutdown
2288	clevermous	3705
3325	clevermous	3706	.noterminate:
2288	clevermous	3707	add ebx, 0x20
		3708	inc esi
		3709	dec eax
		3710	jnz newct
		3711	ret
2513	mario79	3712	;-----------------------------------------------------------------------------
		3713	align 4
2288	clevermous	3714	redrawscreen:
		3715	; eax , if process window_data base is eax, do not set flag/limits
		3716
		3717	pushad
		3718	push eax
		3719
		3720	;;; mov ebx,2
		3721	;;; call delay_hs
		3722
		3723	;mov ecx,0 ; redraw flags for apps
		3724	xor ecx, ecx
2513	mario79	3725	;--------------------------------------
		3726	align 4
		3727	newdw2:
2288	clevermous	3728	inc ecx
		3729	push ecx
		3730
		3731	mov eax, ecx
		3732	shl eax, 5
		3733	add eax, window_data
		3734
		3735	cmp eax, [esp+4]
		3736	je not_this_task
		3737	; check if window in redraw area
		3738	mov edi, eax
		3739
		3740	cmp ecx, 1 ; limit for background
		3741	jz bgli
		3742
		3743	mov eax, [edi + WDATA.box.left]
		3744	mov ebx, [edi + WDATA.box.top]
		3745
		3746	mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
		3747	cmp ecx, ebx
		3748	jb ricino
		3749
		3750	mov ecx, [draw_limits.right] ; ecx = area x end eax = window x start
		3751	cmp ecx, eax
		3752	jb ricino
		3753
		3754	mov eax, [edi + WDATA.box.left]
		3755	mov ebx, [edi + WDATA.box.top]
		3756	mov ecx, [edi + WDATA.box.width]
		3757	mov edx, [edi + WDATA.box.height]
		3758	add ecx, eax
		3759	add edx, ebx
		3760
		3761	mov eax, [draw_limits.top] ; eax = area y start edx = window y end
		3762	cmp edx, eax
		3763	jb ricino
		3764
		3765	mov eax, [draw_limits.left] ; eax = area x start ecx = window x end
		3766	cmp ecx, eax
		3767	jb ricino
2513	mario79	3768	;--------------------------------------
		3769	align 4
		3770	bgli:
2288	clevermous	3771	cmp dword[esp], 1
		3772	jnz .az
2513	mario79	3773
2288	clevermous	3774	cmp byte[REDRAW_BACKGROUND], 0
		3775	jz .az
2513	mario79	3776
2288	clevermous	3777	mov dl, 0
		3778	lea eax, [edi+draw_data-window_data]
		3779	mov ebx, [draw_limits.left]
		3780	cmp ebx, [eax+RECT.left]
		3781	jae @f
2513	mario79	3782
2288	clevermous	3783	mov [eax+RECT.left], ebx
		3784	mov dl, 1
2513	mario79	3785	;--------------------------------------
		3786	align 4
		3787	@@:
2288	clevermous	3788	mov ebx, [draw_limits.top]
		3789	cmp ebx, [eax+RECT.top]
		3790	jae @f
2513	mario79	3791
2288	clevermous	3792	mov [eax+RECT.top], ebx
		3793	mov dl, 1
2513	mario79	3794	;--------------------------------------
		3795	align 4
		3796	@@:
2288	clevermous	3797	mov ebx, [draw_limits.right]
		3798	cmp ebx, [eax+RECT.right]
		3799	jbe @f
2513	mario79	3800
2288	clevermous	3801	mov [eax+RECT.right], ebx
		3802	mov dl, 1
2513	mario79	3803	;--------------------------------------
		3804	align 4
		3805	@@:
2288	clevermous	3806	mov ebx, [draw_limits.bottom]
		3807	cmp ebx, [eax+RECT.bottom]
		3808	jbe @f
2513	mario79	3809
2288	clevermous	3810	mov [eax+RECT.bottom], ebx
		3811	mov dl, 1
2513	mario79	3812	;--------------------------------------
		3813	align 4
		3814	@@:
2288	clevermous	3815	add byte[REDRAW_BACKGROUND], dl
3534	clevermous	3816	call wakeup_osloop
2288	clevermous	3817	jmp newdw8
2513	mario79	3818	;--------------------------------------
		3819	align 4
		3820	.az:
2288	clevermous	3821	mov eax, edi
		3822	add eax, draw_data-window_data
		3823
		3824	mov ebx, [draw_limits.left] ; set limits
		3825	mov [eax + RECT.left], ebx
		3826	mov ebx, [draw_limits.top]
		3827	mov [eax + RECT.top], ebx
		3828	mov ebx, [draw_limits.right]
		3829	mov [eax + RECT.right], ebx
		3830	mov ebx, [draw_limits.bottom]
		3831	mov [eax + RECT.bottom], ebx
		3832
		3833	sub eax, draw_data-window_data
		3834
		3835	cmp dword [esp], 1
		3836	jne nobgrd
		3837	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3838	call wakeup_osloop
2513	mario79	3839	;--------------------------------------
		3840	align 4
		3841	newdw8:
		3842	nobgrd:
3936	mario79	3843	;--------------------------------------
		3844	push eax edi ebp
		3845	mov edi, [esp+12]
		3846	cmp edi, 1
		3847	je .found
2288	clevermous	3848
3936	mario79	3849	mov eax, [draw_limits.left]
		3850	mov ebx, [draw_limits.top]
		3851	mov ecx, [draw_limits.right]
		3852	sub ecx, eax
		3853	test ecx, ecx
		3854	jz .not_found
		3855
		3856	mov edx, [draw_limits.bottom]
		3857	sub edx, ebx
		3858	test edx, edx
		3859	jz .not_found
		3860
		3861	; eax - x, ebx - y
		3862	; ecx - size x, edx - size y
		3863	add ebx, edx
		3864	;--------------------------------------
		3865	align 4
		3866	.start_y:
		3867	push ecx
		3868	;--------------------------------------
		3869	align 4
		3870	.start_x:
		3871	add eax, ecx
		3872	mov ebp, [d_width_calc_area + ebx*4]
5351	serge	3873	add ebp, [_display.win_map]
3936	mario79	3874	movzx ebp, byte[eax+ebp] ; get value for current point
		3875	cmp ebp, edi
		3876	jne @f
		3877
		3878	pop ecx
		3879	jmp .found
		3880	;--------------------------------------
		3881	align 4
		3882	@@:
		3883	sub eax, ecx
		3884
		3885	dec ecx
		3886	jnz .start_x
		3887
		3888	pop ecx
		3889	dec ebx
		3890	dec edx
		3891	jnz .start_y
		3892	;--------------------------------------
		3893	align 4
		3894	.not_found:
		3895	pop ebp edi eax
		3896	jmp ricino
		3897	;--------------------------------------
		3898	align 4
		3899	.found:
		3900	pop ebp edi eax
		3901
2288	clevermous	3902	mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
2513	mario79	3903	;--------------------------------------
		3904	align 4
		3905	ricino:
		3906	not_this_task:
2288	clevermous	3907	pop ecx
		3908
		3909	cmp ecx, [TASK_COUNT]
		3910	jle newdw2
		3911
		3912	pop eax
		3913	popad
		3914	ret
2513	mario79	3915	;-----------------------------------------------------------------------------
		3916	align 4
2288	clevermous	3917	calculatebackground: ; background
5351	serge	3918	mov edi, [_display.win_map] ; set os to use all pixels
2288	clevermous	3919	mov eax, 0x01010101
5351	serge	3920	mov ecx, [_display.win_map_size]
2288	clevermous	3921	shr ecx, 2
		3922	rep stosd
		3923
		3924	mov byte[REDRAW_BACKGROUND], 0 ; do not draw background!
		3925	ret
2513	mario79	3926	;-----------------------------------------------------------------------------
2288	clevermous	3927	uglobal
		3928	imax dd 0x0
		3929	endg
2513	mario79	3930	;-----------------------------------------------------------------------------
		3931	align 4
2288	clevermous	3932	delay_ms: ; delay in 1/1000 sec
		3933	push eax
		3934	push ecx
		3935
		3936	mov ecx, esi
		3937	;
		3938	imul ecx, 33941
		3939	shr ecx, 9
		3940	;
		3941
		3942	in al, 0x61
		3943	and al, 0x10
		3944	mov ah, al
		3945	cld
2513	mario79	3946	;--------------------------------------
		3947	align 4
		3948	cnt1:
2288	clevermous	3949	in al, 0x61
		3950	and al, 0x10
		3951	cmp al, ah
		3952	jz cnt1
		3953
		3954	mov ah, al
		3955	loop cnt1
		3956
		3957	pop ecx
		3958	pop eax
		3959	ret
2513	mario79	3960	;-----------------------------------------------------------------------------
2411	Serge	3961	align 4
2288	clevermous	3962	set_app_param:
		3963	mov edi, [TASK_BASE]
2408	Serge	3964	mov eax, ebx
		3965	btr eax, 3 ; move MOUSE_FILTRATION
		3966	mov ebx, [current_slot] ; bit into event_filter
		3967	setc byte [ebx+APPDATA.event_filter]
		3968	xchg eax, [edi + TASKDATA.event_mask] ; set new event mask
		3969	mov [esp+32], eax ; return old mask value
2288	clevermous	3970	ret
2513	mario79	3971	;-----------------------------------------------------------------------------
3303	clevermous	3972
		3973	; this is for syscall
		3974	proc delay_hs_unprotected
		3975	call unprotect_from_terminate
		3976	call delay_hs
		3977	call protect_from_terminate
		3978	ret
		3979	endp
		3980
3597	Serge	3981	if 1
2513	mario79	3982	align 4
2288	clevermous	3983	delay_hs: ; delay in 1/100 secs
		3984	; ebx = delay time
		3985
3595	Serge	3986	pushad
		3987	push ebx
		3988	xor esi, esi
		3989	mov ecx, MANUAL_DESTROY
		3990	call create_event
		3991	test eax, eax
		3992	jz .done
2288	clevermous	3993
3595	Serge	3994	mov ebx, edx
		3995	mov ecx, [esp]
3597	Serge	3996	push edx
3595	Serge	3997	push eax
		3998	call wait_event_timeout
		3999	pop eax
3597	Serge	4000	pop ebx
3595	Serge	4001	call destroy_event
		4002	.done:
		4003	add esp, 4
		4004	popad
2288	clevermous	4005	ret
3596	Serge	4006
		4007	else
		4008
		4009	align 4
		4010	delay_hs: ; delay in 1/100 secs
		4011	; ebx = delay time
		4012	push ecx
		4013	push edx
		4014
		4015	mov edx, [timer_ticks]
		4016	;--------------------------------------
		4017	align 4
		4018	newtic:
		4019	mov ecx, [timer_ticks]
		4020	sub ecx, edx
		4021	cmp ecx, ebx
		4022	jae zerodelay
		4023
		4024	call change_task
		4025
		4026	jmp newtic
		4027	;--------------------------------------
		4028	align 4
		4029	zerodelay:
		4030	pop edx
		4031	pop ecx
		4032	ret
		4033	end if
		4034
2513	mario79	4035	;-----------------------------------------------------------------------------
2288	clevermous	4036	align 16 ;very often call this subrutine
		4037	memmove: ; memory move in bytes
		4038	; eax = from
		4039	; ebx = to
		4040	; ecx = no of bytes
		4041	test ecx, ecx
		4042	jle .ret
		4043
		4044	push esi edi ecx
		4045
		4046	mov edi, ebx
		4047	mov esi, eax
		4048
		4049	test ecx, not 11b
		4050	jz @f
		4051
		4052	push ecx
		4053	shr ecx, 2
		4054	rep movsd
		4055	pop ecx
		4056	and ecx, 11b
		4057	jz .finish
2513	mario79	4058	;--------------------------------------
		4059	align 4
		4060	@@:
2288	clevermous	4061	rep movsb
2513	mario79	4062	;--------------------------------------
		4063	align 4
		4064	.finish:
2288	clevermous	4065	pop ecx edi esi
2513	mario79	4066	;--------------------------------------
		4067	align 4
		4068	.ret:
2288	clevermous	4069	ret
2513	mario79	4070	;-----------------------------------------------------------------------------
2288	clevermous	4071	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		4072	;align 4
		4073	;
		4074	;read_floppy_file:
		4075	;
		4076	;; as input
		4077	;;
		4078	;; eax pointer to file
		4079	;; ebx file lenght
		4080	;; ecx start 512 byte block number
		4081	;; edx number of blocks to read
		4082	;; esi pointer to return/work area (atleast 20 000 bytes)
		4083	;;
		4084	;;
		4085	;; on return
		4086	;;
		4087	;; eax = 0 command succesful
		4088	;; 1 no fd base and/or partition defined
		4089	;; 2 yet unsupported FS
		4090	;; 3 unknown FS
		4091	;; 4 partition not defined at hd
		4092	;; 5 file not found
		4093	;; ebx = size of file
		4094	;
		4095	; mov edi,[TASK_BASE]
		4096	; add edi,0x10
		4097	; add esi,[edi]
		4098	; add eax,[edi]
		4099	;
		4100	; pushad
		4101	; mov edi,esi
		4102	; add edi,1024
		4103	; mov esi,0x100000+19*512
		4104	; sub ecx,1
		4105	; shl ecx,9
		4106	; add esi,ecx
		4107	; shl edx,9
		4108	; mov ecx,edx
		4109	; cld
		4110	; rep movsb
		4111	; popad
		4112	;
		4113	; mov [esp+36],eax
		4114	; mov [esp+24],ebx
		4115	; ret
		4116
		4117
		4118
		4119	align 4
		4120	set_io_access_rights:
		4121	push edi eax
		4122	mov edi, tss._io_map_0
		4123	; mov ecx,eax
		4124	; and ecx,7 ; offset in byte
		4125	; shr eax,3 ; number of byte
		4126	; add edi,eax
		4127	; mov ebx,1
		4128	; shl ebx,cl
		4129	test ebp, ebp
		4130	; cmp ebp,0 ; enable access - ebp = 0
		4131	jnz .siar1
		4132	; not ebx
		4133	; and [edi],byte bl
		4134	btr [edi], eax
		4135	pop eax edi
		4136	ret
		4137	.siar1:
		4138	bts [edi], eax
		4139	; or [edi],byte bl ; disable access - ebp = 1
		4140	pop eax edi
		4141	ret
		4142	;reserve/free group of ports
		4143	; * eax = 46 - number function
		4144	; * ebx = 0 - reserve, 1 - free
		4145	; * ecx = number start arrea of ports
		4146	; * edx = number end arrea of ports (include last number of port)
		4147	;Return value:
		4148	; * eax = 0 - succesful
		4149	; * eax = 1 - error
		4150	; * The system has reserve this ports:
		4151	; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
		4152	;destroys eax,ebx, ebp
		4153	r_f_port_area:
		4154
		4155	test ebx, ebx
		4156	jnz free_port_area
		4157	; je r_port_area
		4158	; jmp free_port_area
		4159
		4160	; r_port_area:
		4161
		4162	; pushad
		4163
		4164	cmp ecx, edx ; beginning > end ?
		4165	ja rpal1
		4166	cmp edx, 65536
		4167	jae rpal1
		4168	mov eax, [RESERVED_PORTS]
		4169	test eax, eax ; no reserved areas ?
		4170	je rpal2
		4171	cmp eax, 255 ; max reserved
		4172	jae rpal1
		4173	rpal3:
		4174	mov ebx, eax
		4175	shl ebx, 4
		4176	add ebx, RESERVED_PORTS
		4177	cmp ecx, [ebx+8]
		4178	ja rpal4
		4179	cmp edx, [ebx+4]
		4180	jae rpal1
		4181	; jb rpal4
		4182	; jmp rpal1
		4183	rpal4:
		4184	dec eax
		4185	jnz rpal3
		4186	jmp rpal2
		4187	rpal1:
		4188	; popad
		4189	; mov eax,1
		4190	xor eax, eax
		4191	inc eax
		4192	ret
		4193	rpal2:
		4194	; popad
		4195	; enable port access at port IO map
		4196	cli
		4197	pushad ; start enable io map
		4198
		4199	cmp edx, 65536;16384
		4200	jae no_unmask_io; jge
		4201	mov eax, ecx
		4202	; push ebp
		4203	xor ebp, ebp ; enable - eax = port
		4204	new_port_access:
		4205	; pushad
		4206	call set_io_access_rights
		4207	; popad
		4208	inc eax
		4209	cmp eax, edx
		4210	jbe new_port_access
		4211	; pop ebp
		4212	no_unmask_io:
		4213	popad ; end enable io map
		4214	sti
		4215
		4216	mov eax, [RESERVED_PORTS]
		4217	add eax, 1
		4218	mov [RESERVED_PORTS], eax
		4219	shl eax, 4
		4220	add eax, RESERVED_PORTS
		4221	mov ebx, [TASK_BASE]
		4222	mov ebx, [ebx+TASKDATA.pid]
		4223	mov [eax], ebx
		4224	mov [eax+4], ecx
		4225	mov [eax+8], edx
		4226
		4227	xor eax, eax
		4228	ret
		4229
		4230	free_port_area:
		4231
		4232	; pushad
		4233	mov eax, [RESERVED_PORTS]; no reserved areas ?
		4234	test eax, eax
		4235	jz frpal2
		4236	mov ebx, [TASK_BASE]
		4237	mov ebx, [ebx+TASKDATA.pid]
		4238	frpal3:
		4239	mov edi, eax
		4240	shl edi, 4
		4241	add edi, RESERVED_PORTS
		4242	cmp ebx, [edi]
		4243	jne frpal4
		4244	cmp ecx, [edi+4]
		4245	jne frpal4
		4246	cmp edx, [edi+8]
		4247	jne frpal4
		4248	jmp frpal1
		4249	frpal4:
		4250	dec eax
		4251	jnz frpal3
		4252	frpal2:
		4253	; popad
		4254	inc eax
		4255	ret
		4256	frpal1:
		4257	push ecx
		4258	mov ecx, 256
		4259	sub ecx, eax
		4260	shl ecx, 4
		4261	mov esi, edi
		4262	add esi, 16
		4263	cld
		4264	rep movsb
		4265
		4266	dec dword [RESERVED_PORTS]
		4267	;popad
		4268	;disable port access at port IO map
		4269
		4270	; pushad ; start disable io map
		4271	pop eax ;start port
		4272	cmp edx, 65536;16384
		4273	jge no_mask_io
		4274
		4275	; mov eax,ecx
		4276	xor ebp, ebp
		4277	inc ebp
		4278	new_port_access_disable:
		4279	; pushad
		4280	; mov ebp,1 ; disable - eax = port
		4281	call set_io_access_rights
		4282	; popad
		4283	inc eax
		4284	cmp eax, edx
		4285	jbe new_port_access_disable
		4286	no_mask_io:
		4287	; popad ; end disable io map
		4288	xor eax, eax
		4289	ret
2430	mario79	4290	;-----------------------------------------------------------------------------
2288	clevermous	4291	align 4
		4292	drawbackground:
2430	mario79	4293	dbrv20:
2288	clevermous	4294	cmp [BgrDrawMode], dword 1
		4295	jne bgrstr
		4296	call vesa20_drawbackground_tiled
2453	mario79	4297	; call [draw_pointer]
		4298	call __sys_draw_pointer
2288	clevermous	4299	ret
2430	mario79	4300	;--------------------------------------
		4301	align 4
		4302	bgrstr:
2288	clevermous	4303	call vesa20_drawbackground_stretch
2453	mario79	4304	; call [draw_pointer]
		4305	call __sys_draw_pointer
2288	clevermous	4306	ret
2430	mario79	4307	;-----------------------------------------------------------------------------
2288	clevermous	4308	align 4
		4309	syscall_putimage: ; PutImage
		4310	sys_putimage:
		4311	test ecx, 0x80008000
		4312	jnz .exit
		4313	test ecx, 0x0000FFFF
		4314	jz .exit
		4315	test ecx, 0xFFFF0000
		4316	jnz @f
2430	mario79	4317	;--------------------------------------
		4318	align 4
		4319	.exit:
2288	clevermous	4320	ret
2430	mario79	4321	;--------------------------------------
		4322	align 4
		4323	@@:
2288	clevermous	4324	mov edi, [current_slot]
		4325	add dx, word[edi+APPDATA.wnd_clientbox.top]
		4326	rol edx, 16
		4327	add dx, word[edi+APPDATA.wnd_clientbox.left]
		4328	rol edx, 16
2430	mario79	4329	;--------------------------------------
		4330	align 4
		4331	.forced:
2288	clevermous	4332	push ebp esi 0
		4333	mov ebp, putimage_get24bpp
		4334	mov esi, putimage_init24bpp
2430	mario79	4335	;--------------------------------------
		4336	align 4
2288	clevermous	4337	sys_putimage_bpp:
2430	mario79	4338	call vesa20_putimage
2288	clevermous	4339	pop ebp esi ebp
2430	mario79	4340	ret
		4341	; jmp [draw_pointer]
		4342	;-----------------------------------------------------------------------------
2288	clevermous	4343	align 4
		4344	sys_putimage_palette:
		4345	; ebx = pointer to image
		4346	; ecx = [xsize]*65536 + [ysize]
		4347	; edx = [xstart]*65536 + [ystart]
		4348	; esi = number of bits per pixel, must be 8, 24 or 32
		4349	; edi = pointer to palette
		4350	; ebp = row delta
		4351	mov eax, [CURRENT_TASK]
		4352	shl eax, 8
		4353	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4354	rol edx, 16
		4355	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4356	rol edx, 16
2430	mario79	4357	;--------------------------------------
		4358	align 4
2288	clevermous	4359	.forced:
		4360	cmp esi, 1
		4361	jnz @f
		4362	push edi
		4363	mov eax, [edi+4]
		4364	sub eax, [edi]
		4365	push eax
		4366	push dword [edi]
		4367	push 0ffffff80h
		4368	mov edi, esp
		4369	call put_mono_image
		4370	add esp, 12
		4371	pop edi
		4372	ret
2430	mario79	4373	;--------------------------------------
		4374	align 4
2288	clevermous	4375	@@:
		4376	cmp esi, 2
		4377	jnz @f
		4378	push edi
		4379	push 0ffffff80h
		4380	mov edi, esp
		4381	call put_2bit_image
		4382	pop eax
		4383	pop edi
		4384	ret
2430	mario79	4385	;--------------------------------------
		4386	align 4
2288	clevermous	4387	@@:
		4388	cmp esi, 4
		4389	jnz @f
		4390	push edi
		4391	push 0ffffff80h
		4392	mov edi, esp
		4393	call put_4bit_image
		4394	pop eax
		4395	pop edi
		4396	ret
2430	mario79	4397	;--------------------------------------
		4398	align 4
2288	clevermous	4399	@@:
		4400	push ebp esi ebp
		4401	cmp esi, 8
		4402	jnz @f
		4403	mov ebp, putimage_get8bpp
		4404	mov esi, putimage_init8bpp
		4405	jmp sys_putimage_bpp
2430	mario79	4406	;--------------------------------------
		4407	align 4
2288	clevermous	4408	@@:
2727	dunkaist	4409	cmp esi, 9
		4410	jnz @f
		4411	mov ebp, putimage_get9bpp
		4412	mov esi, putimage_init9bpp
		4413	jmp sys_putimage_bpp
		4414	;--------------------------------------
		4415	align 4
		4416	@@:
2288	clevermous	4417	cmp esi, 15
		4418	jnz @f
		4419	mov ebp, putimage_get15bpp
		4420	mov esi, putimage_init15bpp
		4421	jmp sys_putimage_bpp
2430	mario79	4422	;--------------------------------------
		4423	align 4
2288	clevermous	4424	@@:
		4425	cmp esi, 16
		4426	jnz @f
		4427	mov ebp, putimage_get16bpp
		4428	mov esi, putimage_init16bpp
		4429	jmp sys_putimage_bpp
2430	mario79	4430	;--------------------------------------
		4431	align 4
2288	clevermous	4432	@@:
		4433	cmp esi, 24
		4434	jnz @f
		4435	mov ebp, putimage_get24bpp
		4436	mov esi, putimage_init24bpp
		4437	jmp sys_putimage_bpp
2430	mario79	4438	;--------------------------------------
		4439	align 4
2288	clevermous	4440	@@:
		4441	cmp esi, 32
		4442	jnz @f
		4443	mov ebp, putimage_get32bpp
		4444	mov esi, putimage_init32bpp
		4445	jmp sys_putimage_bpp
2430	mario79	4446	;--------------------------------------
		4447	align 4
2288	clevermous	4448	@@:
		4449	pop ebp esi ebp
		4450	ret
2430	mario79	4451	;-----------------------------------------------------------------------------
		4452	align 4
2288	clevermous	4453	put_mono_image:
		4454	push ebp esi ebp
		4455	mov ebp, putimage_get1bpp
		4456	mov esi, putimage_init1bpp
		4457	jmp sys_putimage_bpp
2430	mario79	4458	;-----------------------------------------------------------------------------
		4459	align 4
2288	clevermous	4460	put_2bit_image:
		4461	push ebp esi ebp
		4462	mov ebp, putimage_get2bpp
		4463	mov esi, putimage_init2bpp
		4464	jmp sys_putimage_bpp
2430	mario79	4465	;-----------------------------------------------------------------------------
		4466	align 4
2288	clevermous	4467	put_4bit_image:
		4468	push ebp esi ebp
		4469	mov ebp, putimage_get4bpp
		4470	mov esi, putimage_init4bpp
		4471	jmp sys_putimage_bpp
2430	mario79	4472	;-----------------------------------------------------------------------------
		4473	align 4
2288	clevermous	4474	putimage_init24bpp:
		4475	lea eax, [eax*3]
		4476	putimage_init8bpp:
2727	dunkaist	4477	putimage_init9bpp:
2288	clevermous	4478	ret
2430	mario79	4479	;-----------------------------------------------------------------------------
2288	clevermous	4480	align 16
		4481	putimage_get24bpp:
		4482	movzx eax, byte [esi+2]
		4483	shl eax, 16
		4484	mov ax, [esi]
		4485	add esi, 3
		4486	ret 4
2430	mario79	4487	;-----------------------------------------------------------------------------
2288	clevermous	4488	align 16
		4489	putimage_get8bpp:
		4490	movzx eax, byte [esi]
		4491	push edx
		4492	mov edx, [esp+8]
		4493	mov eax, [edx+eax*4]
		4494	pop edx
		4495	inc esi
		4496	ret 4
2430	mario79	4497	;-----------------------------------------------------------------------------
2727	dunkaist	4498	align 16
		4499	putimage_get9bpp:
		4500	lodsb
		4501	mov ah, al
		4502	shl eax, 8
		4503	mov al, ah
		4504	ret 4
		4505	;-----------------------------------------------------------------------------
2430	mario79	4506	align 4
2288	clevermous	4507	putimage_init1bpp:
		4508	add eax, ecx
		4509	push ecx
		4510	add eax, 7
		4511	add ecx, 7
		4512	shr eax, 3
		4513	shr ecx, 3
		4514	sub eax, ecx
		4515	pop ecx
		4516	ret
2430	mario79	4517	;-----------------------------------------------------------------------------
2288	clevermous	4518	align 16
		4519	putimage_get1bpp:
		4520	push edx
		4521	mov edx, [esp+8]
		4522	mov al, [edx]
		4523	add al, al
		4524	jnz @f
		4525	lodsb
		4526	adc al, al
		4527	@@:
		4528	mov [edx], al
		4529	sbb eax, eax
		4530	and eax, [edx+8]
		4531	add eax, [edx+4]
		4532	pop edx
		4533	ret 4
2430	mario79	4534	;-----------------------------------------------------------------------------
		4535	align 4
2288	clevermous	4536	putimage_init2bpp:
		4537	add eax, ecx
		4538	push ecx
		4539	add ecx, 3
		4540	add eax, 3
		4541	shr ecx, 2
		4542	shr eax, 2
		4543	sub eax, ecx
		4544	pop ecx
		4545	ret
2430	mario79	4546	;-----------------------------------------------------------------------------
2288	clevermous	4547	align 16
		4548	putimage_get2bpp:
		4549	push edx
		4550	mov edx, [esp+8]
		4551	mov al, [edx]
		4552	mov ah, al
		4553	shr al, 6
		4554	shl ah, 2
		4555	jnz .nonewbyte
		4556	lodsb
		4557	mov ah, al
		4558	shr al, 6
		4559	shl ah, 2
		4560	add ah, 1
		4561	.nonewbyte:
		4562	mov [edx], ah
		4563	mov edx, [edx+4]
		4564	movzx eax, al
		4565	mov eax, [edx+eax*4]
		4566	pop edx
		4567	ret 4
2430	mario79	4568	;-----------------------------------------------------------------------------
		4569	align 4
2288	clevermous	4570	putimage_init4bpp:
		4571	add eax, ecx
		4572	push ecx
		4573	add ecx, 1
		4574	add eax, 1
		4575	shr ecx, 1
		4576	shr eax, 1
		4577	sub eax, ecx
		4578	pop ecx
		4579	ret
2430	mario79	4580	;-----------------------------------------------------------------------------
2288	clevermous	4581	align 16
		4582	putimage_get4bpp:
		4583	push edx
		4584	mov edx, [esp+8]
		4585	add byte [edx], 80h
		4586	jc @f
		4587	movzx eax, byte [edx+1]
		4588	mov edx, [edx+4]
		4589	and eax, 0x0F
		4590	mov eax, [edx+eax*4]
		4591	pop edx
		4592	ret 4
		4593	@@:
		4594	movzx eax, byte [esi]
		4595	add esi, 1
		4596	mov [edx+1], al
		4597	shr eax, 4
		4598	mov edx, [edx+4]
		4599	mov eax, [edx+eax*4]
		4600	pop edx
		4601	ret 4
2430	mario79	4602	;-----------------------------------------------------------------------------
		4603	align 4
2288	clevermous	4604	putimage_init32bpp:
		4605	shl eax, 2
		4606	ret
2430	mario79	4607	;-----------------------------------------------------------------------------
2288	clevermous	4608	align 16
		4609	putimage_get32bpp:
		4610	lodsd
		4611	ret 4
2430	mario79	4612	;-----------------------------------------------------------------------------
		4613	align 4
2288	clevermous	4614	putimage_init15bpp:
		4615	putimage_init16bpp:
		4616	add eax, eax
		4617	ret
2430	mario79	4618	;-----------------------------------------------------------------------------
2288	clevermous	4619	align 16
		4620	putimage_get15bpp:
		4621	; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
		4622	push ecx edx
		4623	movzx eax, word [esi]
		4624	add esi, 2
		4625	mov ecx, eax
		4626	mov edx, eax
		4627	and eax, 0x1F
		4628	and ecx, 0x1F shl 5
		4629	and edx, 0x1F shl 10
		4630	shl eax, 3
		4631	shl ecx, 6
		4632	shl edx, 9
		4633	or eax, ecx
		4634	or eax, edx
		4635	pop edx ecx
		4636	ret 4
2430	mario79	4637	;-----------------------------------------------------------------------------
2288	clevermous	4638	align 16
		4639	putimage_get16bpp:
		4640	; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
		4641	push ecx edx
		4642	movzx eax, word [esi]
		4643	add esi, 2
		4644	mov ecx, eax
		4645	mov edx, eax
		4646	and eax, 0x1F
		4647	and ecx, 0x3F shl 5
		4648	and edx, 0x1F shl 11
		4649	shl eax, 3
		4650	shl ecx, 5
		4651	shl edx, 8
		4652	or eax, ecx
		4653	or eax, edx
		4654	pop edx ecx
		4655	ret 4
2430	mario79	4656	;-----------------------------------------------------------------------------
		4657	;align 4
2288	clevermous	4658	; eax x beginning
		4659	; ebx y beginning
		4660	; ecx x end
		4661	; edx y end
		4662	; edi color
2430	mario79	4663	;__sys_drawbar:
		4664	; mov esi, [current_slot]
		4665	; add eax, [esi+APPDATA.wnd_clientbox.left]
		4666	; add ecx, [esi+APPDATA.wnd_clientbox.left]
		4667	; add ebx, [esi+APPDATA.wnd_clientbox.top]
		4668	; add edx, [esi+APPDATA.wnd_clientbox.top]
		4669	;--------------------------------------
		4670	;align 4
		4671	;.forced:
		4672	; call vesa20_drawbar
2407	mario79	4673	; call [draw_pointer]
		4674	; ret
2430	mario79	4675	;-----------------------------------------------------------------------------
		4676	align 4
5012	clevermous	4677	kb_write_wait_ack:
2288	clevermous	4678
		4679	push ecx edx
		4680
		4681	mov dl, al
		4682	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
5012	clevermous	4683	.wait_output_ready:
2288	clevermous	4684	in al, 0x64
		4685	test al, 2
5012	clevermous	4686	jz @f
		4687	loop .wait_output_ready
2288	clevermous	4688	mov ah, 1
5012	clevermous	4689	jmp .nothing
		4690	@@:
2288	clevermous	4691	mov al, dl
		4692	out 0x60, al
5012	clevermous	4693	mov ecx, 0xfffff; last 0xffff, new value in view of fast CPU's
		4694	.wait_ack:
2288	clevermous	4695	in al, 0x64
5012	clevermous	4696	test al, 1
		4697	jnz @f
		4698	loop .wait_ack
2288	clevermous	4699	mov ah, 1
5012	clevermous	4700	jmp .nothing
		4701	@@:
		4702	in al, 0x60
2288	clevermous	4703	xor ah, ah
		4704
5012	clevermous	4705	.nothing:
2288	clevermous	4706	pop edx ecx
		4707
		4708	ret
2430	mario79	4709	;-----------------------------------------------------------------------------
2288	clevermous	4710
		4711	setmouse: ; set mousepicture -pointer
		4712	; ps2 mouse enable
		4713
2430	mario79	4714	; mov [MOUSE_PICTURE], dword mousepointer
2288	clevermous	4715
		4716	cli
		4717
		4718	ret
		4719
		4720	if used _rdtsc
		4721	_rdtsc:
		4722	bt [cpu_caps], CAPS_TSC
		4723	jnc ret_rdtsc
		4724	rdtsc
		4725	ret
		4726	ret_rdtsc:
		4727	mov edx, 0xffffffff
		4728	mov eax, 0xffffffff
		4729	ret
		4730	end if
		4731
		4732	sys_msg_board_str:
		4733
		4734	pushad
		4735	@@:
		4736	cmp [esi], byte 0
		4737	je @f
3614	shikhin	4738	mov ebx, 1
		4739	movzx ecx, byte [esi]
2288	clevermous	4740	call sys_msg_board
		4741	inc esi
		4742	jmp @b
		4743	@@:
		4744	popad
		4745	ret
		4746
		4747	sys_msg_board_byte:
		4748	; in: al = byte to display
		4749	; out: nothing
		4750	; destroys: nothing
		4751	pushad
		4752	mov ecx, 2
		4753	shl eax, 24
		4754	jmp @f
		4755
		4756	sys_msg_board_word:
		4757	; in: ax = word to display
		4758	; out: nothing
		4759	; destroys: nothing
		4760	pushad
		4761	mov ecx, 4
		4762	shl eax, 16
		4763	jmp @f
		4764
		4765	sys_msg_board_dword:
		4766	; in: eax = dword to display
		4767	; out: nothing
		4768	; destroys: nothing
		4769	pushad
		4770	mov ecx, 8
		4771	@@:
		4772	push ecx
		4773	rol eax, 4
		4774	push eax
		4775	and al, 0xF
		4776	cmp al, 10
		4777	sbb al, 69h
		4778	das
3614	shikhin	4779	mov cl, al
		4780	xor ebx, ebx
		4781	inc ebx
2288	clevermous	4782	call sys_msg_board
		4783	pop eax
		4784	pop ecx
		4785	loop @b
		4786	popad
		4787	ret
		4788
3392	clevermous	4789	msg_board_data_size = 65536 ; Must be power of two
		4790
2288	clevermous	4791	uglobal
3392	clevermous	4792	msg_board_data rb msg_board_data_size
2288	clevermous	4793	msg_board_count dd 0x0
		4794	endg
		4795
		4796	sys_msg_board:
		4797
3614	shikhin	4798	; ebx=1 : write : bl byte to write
		4799	; ebx=2 : read : ebx=0 -> no data, ebx=1 -> data in al
2288	clevermous	4800
3614	shikhin	4801	push eax ebx ; Save eax and ebx, since we're restoring their order required.
		4802	mov eax, ebx
		4803	mov ebx, ecx
		4804
2288	clevermous	4805	mov ecx, [msg_board_count]
		4806	cmp eax, 1
		4807	jne .smbl1
		4808
		4809	if defined debug_com_base
		4810
		4811	push dx ax
		4812
		4813	@@: ; Wait for empty transmit register (yes, this slows down system..)
		4814	mov dx, debug_com_base+5
		4815	in al, dx
		4816	test al, 1 shl 5
		4817	jz @r
		4818
		4819	mov dx, debug_com_base ; Output the byte
		4820	mov al, bl
		4821	out dx, al
		4822
		4823	pop ax dx
		4824
		4825	end if
		4826
		4827	mov [msg_board_data+ecx], bl
3777	yogev_ezra	4828	; // if debug_direct_print == 1
		4829	cmp byte [debug_direct_print], 1
		4830	jnz @f
3507	clevermous	4831	pusha
		4832	iglobal
3778	mario79	4833	msg_board_pos dd (426)65536+10 ; for printing debug output on the screen
3507	clevermous	4834	endg
		4835	lea edx, [msg_board_data+ecx]
		4836	mov ecx, 0x40FFFFFF
		4837	mov ebx, [msg_board_pos]
		4838	mov edi, 1
		4839	mov esi, 1
		4840	call dtext
		4841	popa
		4842	add word [msg_board_pos+2], 6
		4843	cmp bl, 10
		4844	jnz @f
3778	mario79	4845	mov word [msg_board_pos+2], (42*6)
3507	clevermous	4846	add word [msg_board_pos], 10
5350	serge	4847	mov ax, word [_display.width]
3507	clevermous	4848	cmp word [msg_board_pos], ax
5350	serge	4849	jb @f
3507	clevermous	4850	mov word [msg_board_pos], 10
		4851	@@:
3777	yogev_ezra	4852	; // end if
		4853
3534	clevermous	4854	if 0
		4855	pusha
		4856	mov al, bl
		4857	mov edx, 402h
		4858	out dx, al
		4859	popa
		4860	end if
2288	clevermous	4861	inc ecx
3392	clevermous	4862	and ecx, msg_board_data_size - 1
2288	clevermous	4863	mov [msg_board_count], ecx
3614	shikhin	4864
		4865	pop ebx eax
2288	clevermous	4866	ret
		4867	.smbl1:
		4868	cmp eax, 2
		4869	jne .smbl2
		4870	test ecx, ecx
		4871	jz .smbl21
3614	shikhin	4872
		4873	add esp, 8 ; Returning data in ebx and eax, so no need to restore them.
2288	clevermous	4874	mov eax, msg_board_data+1
		4875	mov ebx, msg_board_data
		4876	movzx edx, byte [ebx]
		4877	call memmove
		4878	dec [msg_board_count]
3614	shikhin	4879	mov [esp + 32], edx ;eax
		4880	mov [esp + 20], dword 1
2288	clevermous	4881	ret
		4882	.smbl21:
3614	shikhin	4883	mov [esp+32], ecx
		4884	mov [esp+20], ecx
2288	clevermous	4885	.smbl2:
3614	shikhin	4886	pop ebx eax
2288	clevermous	4887	ret
		4888
		4889	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4890	;; 66 sys function. ;;
		4891	;; in eax=66,ebx in [0..5],ecx,edx ;;
		4892	;; out eax ;;
		4893	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4894	iglobal
		4895	align 4
		4896	f66call:
		4897	dd sys_process_def.1 ; 1 = set keyboard mode
		4898	dd sys_process_def.2 ; 2 = get keyboard mode
		4899	dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
2709	mario79	4900	dd sys_process_def.4 ; 4 = set system-wide hotkey
		4901	dd sys_process_def.5 ; 5 = delete installed hotkey
		4902	dd sys_process_def.6 ; 6 = disable input, work only hotkeys
		4903	dd sys_process_def.7 ; 7 = enable input, opposition to f.66.6
2288	clevermous	4904	endg
2709	mario79	4905	;-----------------------------------------------------------------------------
		4906	align 4
2288	clevermous	4907	sys_process_def:
		4908	dec ebx
2709	mario79	4909	cmp ebx, 7
		4910	jae .not_support ;if >=8 then or eax,-1
2288	clevermous	4911
		4912	mov edi, [CURRENT_TASK]
		4913	jmp dword [f66call+ebx*4]
		4914
		4915	.not_support:
		4916	or eax, -1
		4917	ret
2709	mario79	4918	;-----------------------------------------------------------------------------
		4919	align 4
2288	clevermous	4920	.1:
		4921	shl edi, 8
		4922	mov [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
		4923
		4924	ret
2709	mario79	4925	;-----------------------------------------------------------------------------
		4926	align 4
2288	clevermous	4927	.2: ; 2 = get keyboard mode
		4928	shl edi, 8
		4929	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
		4930	mov [esp+32], eax
		4931	ret
2709	mario79	4932	;-----------------------------------------------------------------------------
		4933	align 4
2288	clevermous	4934	.3: ;3 = get keyboard ctrl, alt, shift
		4935	mov eax, [kb_state]
		4936	mov [esp+32], eax
		4937	ret
2709	mario79	4938	;-----------------------------------------------------------------------------
		4939	align 4
2288	clevermous	4940	.4:
		4941	mov eax, hotkey_list
		4942	@@:
		4943	cmp dword [eax+8], 0
		4944	jz .found_free
		4945	add eax, 16
		4946	cmp eax, hotkey_list+16*256
		4947	jb @b
		4948	mov dword [esp+32], 1
		4949	ret
		4950	.found_free:
		4951	mov [eax+8], edi
		4952	mov [eax+4], edx
		4953	movzx ecx, cl
		4954	lea ecx, [hotkey_scancodes+ecx*4]
		4955	mov edx, [ecx]
		4956	mov [eax], edx
		4957	mov [ecx], eax
		4958	mov [eax+12], ecx
3383	hidnplayr	4959	test edx, edx
		4960	jz @f
2288	clevermous	4961	mov [edx+12], eax
		4962	@@:
		4963	and dword [esp+32], 0
		4964	ret
2709	mario79	4965	;-----------------------------------------------------------------------------
		4966	align 4
2288	clevermous	4967	.5:
		4968	movzx ebx, cl
		4969	lea ebx, [hotkey_scancodes+ebx*4]
		4970	mov eax, [ebx]
		4971	.scan:
		4972	test eax, eax
		4973	jz .notfound
		4974	cmp [eax+8], edi
		4975	jnz .next
		4976	cmp [eax+4], edx
		4977	jz .found
		4978	.next:
		4979	mov eax, [eax]
		4980	jmp .scan
		4981	.notfound:
		4982	mov dword [esp+32], 1
		4983	ret
		4984	.found:
		4985	mov ecx, [eax]
		4986	jecxz @f
		4987	mov edx, [eax+12]
		4988	mov [ecx+12], edx
		4989	@@:
		4990	mov ecx, [eax+12]
		4991	mov edx, [eax]
		4992	mov [ecx], edx
		4993	xor edx, edx
		4994	mov [eax+4], edx
		4995	mov [eax+8], edx
		4996	mov [eax+12], edx
		4997	mov [eax], edx
		4998	mov [esp+32], edx
		4999	ret
2709	mario79	5000	;-----------------------------------------------------------------------------
		5001	align 4
		5002	.6:
		5003	pushfd
		5004	cli
		5005	mov eax, [PID_lock_input]
		5006	test eax, eax
		5007	jnz @f
		5008	; get current PID
		5009	mov eax, [CURRENT_TASK]
		5010	shl eax, 5
		5011	mov eax, [eax+CURRENT_TASK+TASKDATA.pid]
		5012	; set current PID for lock input
		5013	mov [PID_lock_input], eax
		5014	@@:
		5015	popfd
		5016	ret
		5017	;-----------------------------------------------------------------------------
		5018	align 4
		5019	.7:
		5020	mov eax, [PID_lock_input]
		5021	test eax, eax
		5022	jz @f
		5023	; get current PID
		5024	mov ebx, [CURRENT_TASK]
		5025	shl ebx, 5
		5026	mov ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
		5027	; compare current lock input with current PID
		5028	cmp ebx, eax
		5029	jne @f
2288	clevermous	5030
2709	mario79	5031	xor eax, eax
		5032	mov [PID_lock_input], eax
		5033	@@:
		5034	ret
		5035	;-----------------------------------------------------------------------------
		5036	uglobal
		5037	PID_lock_input dd 0x0
		5038	endg
2288	clevermous	5039	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5040	;; 61 sys function. ;;
		5041	;; in eax=61,ebx in [1..3] ;;
		5042	;; out eax ;;
		5043	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5044	iglobal
		5045	align 4
		5046	f61call:
		5047	dd sys_gs.1 ; resolution
		5048	dd sys_gs.2 ; bits per pixel
		5049	dd sys_gs.3 ; bytes per scanline
		5050	endg
		5051
		5052
		5053	align 4
		5054
		5055	sys_gs: ; direct screen access
		5056	dec ebx
		5057	cmp ebx, 2
		5058	ja .not_support
		5059	jmp dword [f61call+ebx*4]
		5060	.not_support:
		5061	or [esp+32], dword -1
		5062	ret
		5063
		5064
		5065	.1: ; resolution
5350	serge	5066	mov eax, [_display.width]
2288	clevermous	5067	shl eax, 16
5350	serge	5068	mov ax, word [_display.height]
2288	clevermous	5069	mov [esp+32], eax
		5070	ret
		5071	.2: ; bits per pixel
5154	hidnplayr	5072	mov eax, [_display.bits_per_pixel]
2288	clevermous	5073	mov [esp+32], eax
		5074	ret
		5075	.3: ; bytes per scanline
5351	serge	5076	mov eax, [_display.lfb_pitch]
2288	clevermous	5077	mov [esp+32], eax
		5078	ret
		5079
		5080	align 4 ; system functions
		5081
		5082	syscall_setpixel: ; SetPixel
		5083
		5084	mov eax, ebx
		5085	mov ebx, ecx
		5086	mov ecx, edx
		5087	mov edx, [TASK_BASE]
		5088	add eax, [edx-twdw+WDATA.box.left]
		5089	add ebx, [edx-twdw+WDATA.box.top]
		5090	mov edi, [current_slot]
		5091	add eax, [edi+APPDATA.wnd_clientbox.left]
		5092	add ebx, [edi+APPDATA.wnd_clientbox.top]
		5093	xor edi, edi ; no force
2430	mario79	5094	and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area
2453	mario79	5095	; jmp [putpixel]
		5096	jmp __sys_putpixel
2288	clevermous	5097
		5098	align 4
		5099
		5100	syscall_writetext: ; WriteText
		5101
		5102	mov eax, [TASK_BASE]
		5103	mov ebp, [eax-twdw+WDATA.box.left]
		5104	push esi
		5105	mov esi, [current_slot]
		5106	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5107	shl ebp, 16
		5108	add ebp, [eax-twdw+WDATA.box.top]
		5109	add bp, word[esi+APPDATA.wnd_clientbox.top]
		5110	pop esi
3462	mario79	5111	test ecx, 0x08000000 ; redirect the output to the user area
		5112	jnz @f
2288	clevermous	5113	add ebx, ebp
3462	mario79	5114	align 4
		5115	@@:
2288	clevermous	5116	mov eax, edi
2536	mario79	5117	test ecx, 0x08000000 ; redirect the output to the user area
		5118	jnz dtext
2288	clevermous	5119	xor edi, edi
		5120	jmp dtext
		5121
		5122	align 4
		5123
		5124	syscall_drawrect: ; DrawRect
		5125
		5126	mov edi, edx ; color + gradient
		5127	and edi, 0x80FFFFFF
		5128	test bx, bx ; x.size
		5129	je .drectr
		5130	test cx, cx ; y.size
		5131	je .drectr
		5132
		5133	mov eax, ebx ; bad idea
		5134	mov ebx, ecx
		5135
		5136	movzx ecx, ax ; ecx - x.size
		5137	shr eax, 16 ; eax - x.coord
		5138	movzx edx, bx ; edx - y.size
		5139	shr ebx, 16 ; ebx - y.coord
		5140	mov esi, [current_slot]
		5141
		5142	add eax, [esi + APPDATA.wnd_clientbox.left]
		5143	add ebx, [esi + APPDATA.wnd_clientbox.top]
		5144	add ecx, eax
		5145	add edx, ebx
2453	mario79	5146	; jmp [drawbar]
		5147	jmp vesa20_drawbar
2288	clevermous	5148	.drectr:
		5149	ret
		5150
		5151	align 4
		5152	syscall_getscreensize: ; GetScreenSize
5350	serge	5153	mov ax, word [_display.width]
		5154	dec ax
2288	clevermous	5155	shl eax, 16
5350	serge	5156	mov ax, word [_display.height]
		5157	dec ax
2288	clevermous	5158	mov [esp + 32], eax
		5159	ret
4700	mario79	5160	;-----------------------------------------------------------------------------
2288	clevermous	5161	align 4
4713	mario79	5162	syscall_cdaudio:
4711	mario79	5163	; ECX - position of CD/DVD-drive
		5164	; from 0=Primary Master to 3=Secondary Slave for first IDE contr.
		5165	; from 4=Primary Master to 7=Secondary Slave for second IDE contr.
		5166	; from 8=Primary Master to 11=Secondary Slave for third IDE contr.
		5167	cmp ecx, 11
		5168	ja .exit
		5169
		5170	mov eax, ecx
		5171	shr eax, 2
		5172	lea eax, [eax*5]
		5173	mov al, [eax+DRIVE_DATA+1]
		5174
		5175	push ecx ebx
		5176	mov ebx, ecx
		5177	and ebx, 11b
		5178	shl ebx, 1
		5179	mov cl, 6
		5180	sub cl, bl
		5181	shr al, cl
		5182	test al, 2 ; it's not an ATAPI device
		5183	pop ebx ecx
		5184
		5185	jz .exit
		5186
4700	mario79	5187	cmp ebx, 4
		5188	je .eject
2288	clevermous	5189
		5190	cmp ebx, 5
4700	mario79	5191	je .load
4711	mario79	5192	;--------------------------------------
		5193	.exit:
4700	mario79	5194	ret
		5195	;--------------------------------------
2288	clevermous	5196	.load:
		5197	call .reserve
		5198	call LoadMedium
		5199	jmp .free
4700	mario79	5200	;--------------------------------------
2288	clevermous	5201	.eject:
		5202	call .reserve
		5203	call clear_CD_cache
		5204	call allow_medium_removal
		5205	call EjectMedium
		5206	jmp .free
4700	mario79	5207	;--------------------------------------
2288	clevermous	5208	.reserve:
		5209	call reserve_cd
4700	mario79	5210
		5211	mov ebx, ecx
		5212	inc ebx
		5213	mov [cdpos], ebx
		5214
2288	clevermous	5215	mov eax, ecx
		5216	shr eax, 1
		5217	and eax, 1
		5218	inc eax
		5219	mov [ChannelNumber], ax
		5220	mov eax, ecx
		5221	and eax, 1
		5222	mov [DiskNumber], al
		5223	call reserve_cd_channel
		5224	ret
4700	mario79	5225	;--------------------------------------
2288	clevermous	5226	.free:
		5227	call free_cd_channel
		5228	and [cd_status], 0
		5229	ret
2511	mario79	5230	;-----------------------------------------------------------------------------
2288	clevermous	5231	align 4
2511	mario79	5232	syscall_getpixel_WinMap: ; GetPixel WinMap
5350	serge	5233	cmp ebx, [_display.width]
		5234	jb @f
		5235	cmp ecx, [_display.height]
		5236	jb @f
2511	mario79	5237	xor eax, eax
		5238	jmp .store
		5239	;--------------------------------------
		5240	align 4
		5241	@@:
		5242	mov eax, [d_width_calc_area + ecx*4]
5351	serge	5243	add eax, [_display.win_map]
2511	mario79	5244	movzx eax, byte[eax+ebx] ; get value for current point
		5245	;--------------------------------------
		5246	align 4
		5247	.store:
		5248	mov [esp + 32], eax
		5249	ret
		5250	;-----------------------------------------------------------------------------
		5251	align 4
2288	clevermous	5252	syscall_getpixel: ; GetPixel
5350	serge	5253	mov ecx, [_display.width]
2288	clevermous	5254	xor edx, edx
		5255	mov eax, ebx
		5256	div ecx
		5257	mov ebx, edx
		5258	xchg eax, ebx
2430	mario79	5259	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5260	call dword [GETPIXEL]; eax - x, ebx - y
		5261	mov [esp + 32], ecx
		5262	ret
2509	mario79	5263	;-----------------------------------------------------------------------------
2288	clevermous	5264	align 4
		5265	syscall_getarea:
		5266	;eax = 36
		5267	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5268	;ecx = [size x]*65536 + [size y]
		5269	;edx = [start x]*65536 + [start y]
		5270	pushad
		5271	mov edi, ebx
		5272	mov eax, edx
		5273	shr eax, 16
		5274	mov ebx, edx
		5275	and ebx, 0xffff
		5276	dec eax
		5277	dec ebx
		5278	; eax - x, ebx - y
		5279	mov edx, ecx
		5280
		5281	shr ecx, 16
		5282	and edx, 0xffff
		5283	mov esi, ecx
		5284	; ecx - size x, edx - size y
		5285
		5286	mov ebp, edx
		5287	dec ebp
		5288	lea ebp, [ebp*3]
		5289
		5290	imul ebp, esi
		5291
		5292	mov esi, ecx
		5293	dec esi
		5294	lea esi, [esi*3]
		5295
		5296	add ebp, esi
		5297	add ebp, edi
		5298
		5299	add ebx, edx
2509	mario79	5300	;--------------------------------------
		5301	align 4
2288	clevermous	5302	.start_y:
		5303	push ecx edx
2509	mario79	5304	;--------------------------------------
		5305	align 4
2288	clevermous	5306	.start_x:
		5307	push eax ebx ecx
		5308	add eax, ecx
		5309
2430	mario79	5310	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5311	call dword [GETPIXEL]; eax - x, ebx - y
		5312
		5313	mov [ebp], cx
		5314	shr ecx, 16
		5315	mov [ebp+2], cl
		5316
		5317	pop ecx ebx eax
		5318	sub ebp, 3
		5319	dec ecx
		5320	jnz .start_x
		5321	pop edx ecx
		5322	dec ebx
		5323	dec edx
		5324	jnz .start_y
		5325	popad
		5326	ret
2509	mario79	5327	;-----------------------------------------------------------------------------
		5328	align 4
		5329	syscall_putarea_backgr:
		5330	;eax = 25
		5331	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5332	;ecx = [size x]*65536 + [size y]
		5333	;edx = [start x]*65536 + [start y]
		5334	pushad
		5335	mov edi, ebx
		5336	mov eax, edx
		5337	shr eax, 16
		5338	mov ebx, edx
		5339	and ebx, 0xffff
		5340	dec eax
		5341	dec ebx
		5342	; eax - x, ebx - y
		5343	mov edx, ecx
		5344	shr ecx, 16
		5345	and edx, 0xffff
		5346	mov esi, ecx
		5347	; ecx - size x, edx - size y
		5348	mov ebp, edx
		5349	dec ebp
		5350	shl ebp, 2
2288	clevermous	5351
2509	mario79	5352	imul ebp, esi
		5353
		5354	mov esi, ecx
		5355	dec esi
		5356	shl esi, 2
		5357
		5358	add ebp, esi
		5359	add ebp, edi
		5360
		5361	add ebx, edx
		5362	;--------------------------------------
2288	clevermous	5363	align 4
2509	mario79	5364	.start_y:
		5365	push ecx edx
		5366	;--------------------------------------
		5367	align 4
		5368	.start_x:
		5369	push eax ecx
		5370	add eax, ecx
2288	clevermous	5371
2509	mario79	5372	mov ecx, [ebp]
		5373	rol ecx, 8
		5374	test cl, cl ; transparensy = 0
		5375	jz .no_put
		5376
		5377	xor cl, cl
		5378	ror ecx, 8
		5379
		5380	pushad
		5381	mov edx, [d_width_calc_area + ebx*4]
5351	serge	5382	add edx, [_display.win_map]
2509	mario79	5383	movzx edx, byte [eax+edx]
		5384	cmp dl, byte 1
		5385	jne @f
		5386
		5387	call dword [PUTPIXEL]; eax - x, ebx - y
		5388	;--------------------------------------
		5389	align 4
		5390	@@:
		5391	popad
		5392	;--------------------------------------
		5393	align 4
		5394	.no_put:
		5395	pop ecx eax
2991	Serge	5396
2509	mario79	5397	sub ebp, 4
		5398	dec ecx
		5399	jnz .start_x
		5400
		5401	pop edx ecx
		5402	dec ebx
		5403	dec edx
		5404	jnz .start_y
		5405
		5406	popad
		5407	ret
		5408	;-----------------------------------------------------------------------------
		5409	align 4
2288	clevermous	5410	syscall_drawline: ; DrawLine
		5411
		5412	mov edi, [TASK_BASE]
		5413	movzx eax, word[edi-twdw+WDATA.box.left]
		5414	mov ebp, eax
		5415	mov esi, [current_slot]
		5416	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5417	add ax, word[esi+APPDATA.wnd_clientbox.left]
		5418	add ebp, ebx
		5419	shl eax, 16
		5420	movzx ebx, word[edi-twdw+WDATA.box.top]
		5421	add eax, ebp
		5422	mov ebp, ebx
		5423	add ebp, [esi+APPDATA.wnd_clientbox.top]
		5424	add bx, word[esi+APPDATA.wnd_clientbox.top]
		5425	add ebp, ecx
		5426	shl ebx, 16
		5427	xor edi, edi
		5428	add ebx, ebp
		5429	mov ecx, edx
2453	mario79	5430	; jmp [draw_line]
		5431	jmp __sys_draw_line
2288	clevermous	5432
		5433
		5434	align 4
		5435	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		5436
		5437	call r_f_port_area
		5438	mov [esp+32], eax
		5439	ret
		5440
		5441	align 4
		5442	syscall_threads: ; CreateThreads
		5443	;
4105	Serge	5444	; ecx=thread entry point
		5445	; edx=thread stack pointer
2288	clevermous	5446	;
		5447	; on return : eax = pid
		5448
4105	Serge	5449	xor ebx, ebx
2288	clevermous	5450	call new_sys_threads
		5451
		5452	mov [esp+32], eax
		5453	ret
		5454
		5455	align 4
		5456
		5457	paleholder:
		5458	ret
2438	mario79	5459	;------------------------------------------------------------------------------
2288	clevermous	5460	align 4
2438	mario79	5461	calculate_fast_getting_offset_for_WinMapAddress:
		5462	; calculate data area for fast getting offset to _WinMapAddress
2446	mario79	5463	xor eax, eax
2438	mario79	5464	mov ecx, [_display.height]
		5465	mov edi, d_width_calc_area
		5466	cld
		5467	@@:
		5468	stosd
		5469	add eax, [_display.width]
		5470	dec ecx
		5471	jnz @r
		5472	ret
		5473	;------------------------------------------------------------------------------
		5474	align 4
2480	mario79	5475	calculate_fast_getting_offset_for_LFB:
		5476	; calculate data area for fast getting offset to LFB
		5477	xor eax, eax
		5478	mov ecx, [_display.height]
		5479	mov edi, BPSLine_calc_area
		5480	cld
		5481	@@:
		5482	stosd
5351	serge	5483	add eax, [_display.lfb_pitch]
2480	mario79	5484	dec ecx
		5485	jnz @r
		5486	ret
		5487	;------------------------------------------------------------------------------
		5488	align 4
2288	clevermous	5489	set_screen:
2654	mario79	5490	; in:
		5491	; eax - new Screen_Max_X
		5492	; ecx - new BytesPerScanLine
		5493	; edx - new Screen_Max_Y
2288	clevermous	5494
		5495	pushfd
		5496	cli
		5497
5351	serge	5498	mov [_display.lfb_pitch], ecx
2288	clevermous	5499
		5500	mov [screen_workarea.right], eax
		5501	mov [screen_workarea.bottom], edx
		5502
		5503	push ebx
		5504	push esi
		5505	push edi
		5506
		5507	pushad
		5508
2654	mario79	5509	cmp [do_not_touch_winmap], 1
		5510	je @f
		5511
5351	serge	5512	stdcall kernel_free, [_display.win_map]
2288	clevermous	5513
		5514	mov eax, [_display.width]
		5515	mul [_display.height]
5351	serge	5516	mov [_display.win_map_size], eax
2288	clevermous	5517
		5518	stdcall kernel_alloc, eax
5351	serge	5519	mov [_display.win_map], eax
2288	clevermous	5520	test eax, eax
		5521	jz .epic_fail
2654	mario79	5522	; store for f.18.24
		5523	mov eax, [_display.width]
		5524	mov [display_width_standard], eax
2288	clevermous	5525
2654	mario79	5526	mov eax, [_display.height]
		5527	mov [display_height_standard], eax
		5528	@@:
2438	mario79	5529	call calculate_fast_getting_offset_for_WinMapAddress
2545	mario79	5530	; for Qemu or non standart video cards
2991	Serge	5531	; Unfortunately [BytesPerScanLine] does not always
2545	mario79	5532	; equal to [_display.width] * [ScreenBPP] / 8
		5533	call calculate_fast_getting_offset_for_LFB
2288	clevermous	5534	popad
		5535
		5536	call repos_windows
		5537	xor eax, eax
		5538	xor ebx, ebx
5350	serge	5539	mov ecx, [_display.width]
		5540	mov edx, [_display.height]
		5541	dec ecx
		5542	dec edx
2288	clevermous	5543	call calculatescreen
		5544	pop edi
		5545	pop esi
		5546	pop ebx
		5547
		5548	popfd
		5549	ret
		5550
		5551	.epic_fail:
		5552	hlt ; Houston, we've had a problem
		5553
		5554	; --------------- APM ---------------------
		5555	uglobal
		5556	apm_entry dp 0
		5557	apm_vf dd 0
		5558	endg
		5559
		5560	align 4
		5561	sys_apm:
		5562	xor eax, eax
		5563	cmp word [apm_vf], ax ; Check APM BIOS enable
		5564	jne @f
		5565	inc eax
		5566	or dword [esp + 44], eax ; error
		5567	add eax, 7
		5568	mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
		5569	ret
		5570
		5571	@@:
		5572	; xchg eax, ecx
		5573	; xchg ebx, ecx
		5574
		5575	cmp dx, 3
		5576	ja @f
		5577	and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
		5578	mov eax, [apm_vf]
		5579	mov [esp + 32], eax
		5580	shr eax, 16
		5581	mov [esp + 28], eax
		5582	ret
		5583
		5584	@@:
		5585
		5586	mov esi, [master_tab+(OS_BASE shr 20)]
		5587	xchg [master_tab], esi
		5588	push esi
		5589	mov edi, cr3
		5590	mov cr3, edi ;flush TLB
		5591
		5592	call pword [apm_entry] ;call APM BIOS
		5593
		5594	xchg eax, [esp]
		5595	mov [master_tab], eax
		5596	mov eax, cr3
		5597	mov cr3, eax
		5598	pop eax
		5599
		5600	mov [esp + 4 ], edi
		5601	mov [esp + 8], esi
		5602	mov [esp + 20], ebx
		5603	mov [esp + 24], edx
		5604	mov [esp + 28], ecx
		5605	mov [esp + 32], eax
		5606	setc al
		5607	and [esp + 44], byte 0xfe
		5608	or [esp + 44], al
		5609	ret
		5610	; -----------------------------------------
		5611
		5612	align 4
		5613
		5614	undefined_syscall: ; Undefined system call
		5615	mov [esp + 32], dword -1
		5616	ret
		5617
		5618	align 4
		5619	system_shutdown: ; shut down the system
		5620
3732	Serge	5621	cmp byte [BOOT_VARS+0x9030], 1
2288	clevermous	5622	jne @F
		5623	ret
		5624	@@:
		5625	call stop_all_services
		5626
		5627	yes_shutdown_param:
5033	clevermous	5628	; Shutdown other CPUs, if initialized
		5629	cmp [ap_initialized], 0
		5630	jz .no_shutdown_cpus
		5631	mov edi, [LAPIC_BASE]
		5632	add edi, 300h
		5633	mov esi, smpt+4
		5634	mov ebx, [cpu_count]
		5635	dec ebx
		5636	.shutdown_cpus_loop:
		5637	lodsd
5049	clevermous	5638	push esi
		5639	xor esi, esi
		5640	inc esi
5033	clevermous	5641	shl eax, 24
		5642	mov [edi+10h], eax
		5643	; assert INIT IPI
		5644	mov dword [edi], 0C500h
5049	clevermous	5645	call delay_ms
5033	clevermous	5646	@@:
		5647	test dword [edi], 1000h
		5648	jnz @b
		5649	; deassert INIT IPI
		5650	mov dword [edi], 8500h
5049	clevermous	5651	call delay_ms
5033	clevermous	5652	@@:
		5653	test dword [edi], 1000h
		5654	jnz @b
		5655	; don't send STARTUP IPI: let other CPUs be in wait-for-startup state
5049	clevermous	5656	pop esi
5033	clevermous	5657	dec ebx
		5658	jnz .shutdown_cpus_loop
		5659	.no_shutdown_cpus:
		5660
2288	clevermous	5661	cli
		5662
		5663	if ~ defined extended_primary_loader
4273	clevermous	5664	; load kernel.mnt to 0x7000:0
		5665	mov ebx, kernel_file_load
		5666	pushad
		5667	call file_system_lfn
		5668	popad
2288	clevermous	5669
		5670	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5671	mov edi, OS_BASE+0x40000
		5672	mov ecx, 1000
		5673	rep movsb
		5674	end if
		5675
3732	Serge	5676	; mov esi, BOOT_VAR ; restore 0x0 - 0xffff
		5677	; mov edi, OS_BASE
		5678	; mov ecx, 0x10000/4
		5679	; cld
		5680	; rep movsd
2288	clevermous	5681
		5682	call IRQ_mask_all
		5683
		5684	cmp byte [OS_BASE + 0x9030], 2
		5685	jnz no_acpi_power_off
		5686
		5687	; scan for RSDP
		5688	; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
		5689	movzx eax, word [OS_BASE + 0x40E]
		5690	shl eax, 4
		5691	jz @f
		5692	mov ecx, 1024/16
		5693	call scan_rsdp
		5694	jnc .rsdp_found
		5695	@@:
		5696	; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
		5697	mov eax, 0xE0000
		5698	mov ecx, 0x2000
		5699	call scan_rsdp
		5700	jc no_acpi_power_off
		5701	.rsdp_found:
		5702	mov esi, [eax+16] ; esi contains physical address of the RSDT
		5703	mov ebp, [ipc_tmp]
5356	serge	5704	stdcall map_page, ebp, esi, PG_READ
2288	clevermous	5705	lea eax, [esi+1000h]
		5706	lea edx, [ebp+1000h]
5356	serge	5707	stdcall map_page, edx, eax, PG_READ
2288	clevermous	5708	and esi, 0xFFF
		5709	add esi, ebp
		5710	cmp dword [esi], 'RSDT'
		5711	jnz no_acpi_power_off
		5712	mov ecx, [esi+4]
		5713	sub ecx, 24h
		5714	jbe no_acpi_power_off
		5715	shr ecx, 2
		5716	add esi, 24h
		5717	.scan_fadt:
		5718	lodsd
		5719	mov ebx, eax
		5720	lea eax, [ebp+2000h]
5356	serge	5721	stdcall map_page, eax, ebx, PG_READ
2288	clevermous	5722	lea eax, [ebp+3000h]
		5723	add ebx, 0x1000
5356	serge	5724	stdcall map_page, eax, ebx, PG_READ
2288	clevermous	5725	and ebx, 0xFFF
		5726	lea ebx, [ebx+ebp+2000h]
		5727	cmp dword [ebx], 'FACP'
		5728	jz .fadt_found
		5729	loop .scan_fadt
		5730	jmp no_acpi_power_off
		5731	.fadt_found:
		5732	; ebx is linear address of FADT
		5733	mov edi, [ebx+40] ; physical address of the DSDT
		5734	lea eax, [ebp+4000h]
5356	serge	5735	stdcall map_page, eax, edi, PG_READ
2288	clevermous	5736	lea eax, [ebp+5000h]
		5737	lea esi, [edi+0x1000]
5356	serge	5738	stdcall map_page, eax, esi, PG_READ
2288	clevermous	5739	and esi, 0xFFF
		5740	sub edi, esi
		5741	cmp dword [esi+ebp+4000h], 'DSDT'
		5742	jnz no_acpi_power_off
		5743	mov eax, [esi+ebp+4004h] ; DSDT length
		5744	sub eax, 36+4
		5745	jbe no_acpi_power_off
		5746	add esi, 36
		5747	.scan_dsdt:
		5748	cmp dword [esi+ebp+4000h], '_S5_'
		5749	jnz .scan_dsdt_cont
		5750	cmp byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
		5751	jnz .scan_dsdt_cont
		5752	mov dl, [esi+ebp+4000h+6]
		5753	cmp dl, 4 ; _S5_ package must contain 4 bytes
		5754	; ...in theory; in practice, VirtualBox has 2 bytes
		5755	ja .scan_dsdt_cont
		5756	cmp dl, 1
		5757	jb .scan_dsdt_cont
		5758	lea esi, [esi+ebp+4000h+7]
		5759	xor ecx, ecx
		5760	cmp byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
		5761	jz @f
		5762	cmp byte [esi], 0xA
		5763	jnz no_acpi_power_off
		5764	inc esi
		5765	mov cl, [esi]
		5766	@@:
		5767	inc esi
		5768	cmp dl, 2
		5769	jb @f
		5770	cmp byte [esi], 0
		5771	jz @f
		5772	cmp byte [esi], 0xA
		5773	jnz no_acpi_power_off
		5774	inc esi
		5775	mov ch, [esi]
		5776	@@:
		5777	jmp do_acpi_power_off
		5778	.scan_dsdt_cont:
		5779	inc esi
		5780	cmp esi, 0x1000
		5781	jb @f
		5782	sub esi, 0x1000
		5783	add edi, 0x1000
		5784	push eax
		5785	lea eax, [ebp+4000h]
5356	serge	5786	stdcall map_page, eax, edi, PG_READ
		5787	push PG_READ
2288	clevermous	5788	lea eax, [edi+1000h]
		5789	push eax
		5790	lea eax, [ebp+5000h]
		5791	push eax
		5792	stdcall map_page
		5793	pop eax
		5794	@@:
		5795	dec eax
		5796	jnz .scan_dsdt
		5797	jmp no_acpi_power_off
		5798	do_acpi_power_off:
		5799	mov edx, [ebx+48]
		5800	test edx, edx
		5801	jz .nosmi
		5802	mov al, [ebx+52]
		5803	out dx, al
		5804	mov edx, [ebx+64]
		5805	@@:
		5806	in ax, dx
		5807	test al, 1
		5808	jz @b
		5809	.nosmi:
		5810	and cx, 0x0707
		5811	shl cx, 2
		5812	or cx, 0x2020
		5813	mov edx, [ebx+64]
		5814	in ax, dx
		5815	and ax, 203h
		5816	or ah, cl
		5817	out dx, ax
		5818	mov edx, [ebx+68]
		5819	test edx, edx
		5820	jz @f
		5821	in ax, dx
		5822	and ax, 203h
		5823	or ah, ch
		5824	out dx, ax
		5825	@@:
		5826	jmp $
		5827
		5828
		5829	scan_rsdp:
		5830	add eax, OS_BASE
		5831	.s:
		5832	cmp dword [eax], 'RSD '
		5833	jnz .n
		5834	cmp dword [eax+4], 'PTR '
		5835	jnz .n
		5836	xor edx, edx
		5837	xor esi, esi
		5838	@@:
		5839	add dl, [eax+esi]
		5840	inc esi
		5841	cmp esi, 20
		5842	jnz @b
		5843	test dl, dl
		5844	jz .ok
		5845	.n:
		5846	add eax, 10h
		5847	loop .s
		5848	stc
		5849	.ok:
		5850	ret
		5851
5032	clevermous	5852	no_acpi_power_off:
		5853	call create_trampoline_pgmap
		5854	mov cr3, eax
		5855	jmp become_real+0x10000
		5856	iglobal
		5857	align 4
		5858	realmode_gdt:
		5859	; selector 0 - not used
		5860	dw 23
		5861	dd realmode_gdt-OS_BASE
		5862	dw 0
		5863	; selector 8 - code from 1000:0000 to 1000:FFFF
		5864	dw 0FFFFh
		5865	dw 0
		5866	db 1
		5867	db 10011011b
		5868	db 00000000b
		5869	db 0
		5870	; selector 10h - data from 1000:0000 to 1000:FFFF
		5871	dw 0FFFFh
		5872	dw 0
		5873	db 1
		5874	db 10010011b
		5875	db 00000000b
		5876	db 0
		5877	endg
		5878
3627	Serge	5879	if ~ lang eq sp
		5880	diff16 "end of .text segment",0,$
		5881	end if
		5882
2288	clevermous	5883	include "data32.inc"
		5884
		5885	__REV__ = __REV
		5886
3341	yogev_ezra	5887	if ~ lang eq sp
2288	clevermous	5888	diff16 "end of kernel code",0,$
3287	esevece	5889	end if

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(root)/kernel/trunk/kernel.asm @ 5853 – Rev 5787