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

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
5154	hidnplayr	3	;; Copyright (C) KolibriOS team 2004-2014. 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: 5154 $
		75
		76
		77	USE_COM_IRQ equ 1 ; make irq 3 and irq 4 available for PCI devices
3627	Serge	78	VESA_1_2_VIDEO equ 0 ; enable vesa 1.2 bank switch functions
2288	clevermous	79
		80	; Enabling the next line will enable serial output console
3556	hidnplayr	81	;debug_com_base equ 0x3f8 ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
2288	clevermous	82
		83	include "proc32.inc"
		84	include "kglobals.inc"
		85	include "lang.inc"
3539	clevermous	86	include "encoding.inc"
2288	clevermous	87
		88	include "const.inc"
3777	yogev_ezra	89
		90	iglobal
		91	; The following variable, if equal to 1, duplicates debug output to the screen.
		92	debug_direct_print db 0
		93	; Start the first app (LAUNCHER) after kernel is loaded? (1=yes, 2 or 0=no)
		94	launcher_start db 1
		95	endg
		96
2288	clevermous	97	max_processes equ 255
		98	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
		99
		100	os_stack equ (os_data_l-gdts) ; GDTs
		101	os_code equ (os_code_l-gdts)
		102	graph_data equ (3+graph_data_l-gdts)
		103	tss0 equ (tss0_l-gdts)
		104	app_code equ (3+app_code_l-gdts)
		105	app_data equ (3+app_data_l-gdts)
		106	app_tls equ (3+tls_data_l-gdts)
		107	pci_code_sel equ (pci_code_32-gdts)
		108	pci_data_sel equ (pci_data_32-gdts)
		109
		110
		111	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		112	;;
		113	;; Included files:
		114	;;
		115	;; Kernel16.inc
		116	;; - Booteng.inc English text for bootup
		117	;; - Bootcode.inc Hardware setup
		118	;; - Pci16.inc PCI functions
		119	;;
		120	;; Kernel32.inc
		121	;; - Sys32.inc Process management
		122	;; - Shutdown.inc Shutdown and restart
		123	;; - Fat32.inc Read / write hd
		124	;; - Vesa12.inc Vesa 1.2 driver
		125	;; - Vesa20.inc Vesa 2.0 driver
		126	;; - Vga.inc VGA driver
		127	;; - Stack.inc Network interface
		128	;; - Mouse.inc Mouse pointer
		129	;; - Scincode.inc Window skinning
		130	;; - Pci32.inc PCI functions
		131	;;
		132	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		133
		134
		135	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		136	;; ;;
		137	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		138	;; ;;
		139	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		140
		141	use16
		142	org 0x0
		143	jmp start_of_code
		144
3287	esevece	145	if lang eq sp
		146	include "kernelsp.inc" ; spanish kernel messages
3927	kaitz	147	else if lang eq et
		148	version db 'Kolibri OS versioon 0.7.7.0+ ',13,10,13,10,0
3287	esevece	149	else
2288	clevermous	150	version db 'Kolibri OS version 0.7.7.0+ ',13,10,13,10,0
3287	esevece	151	end if
2288	clevermous	152
		153	include "boot/bootstr.inc" ; language-independent boot messages
		154	include "boot/preboot.inc"
		155
3274	esevece	156	if lang eq ge
		157	include "boot/bootge.inc" ; german system boot messages
		158	else if lang eq sp
		159	include "boot/bootsp.inc" ; spanish system boot messages
2288	clevermous	160	else if lang eq ru
		161	include "boot/bootru.inc" ; russian system boot messages
		162	include "boot/ru.inc" ; Russian font
		163	else if lang eq et
		164	include "boot/bootet.inc" ; estonian system boot messages
		165	include "boot/et.inc" ; Estonian font
		166	else
3274	esevece	167	include "boot/booten.inc" ; english system boot messages
2288	clevermous	168	end if
		169
		170	include "boot/bootcode.inc" ; 16 bit system boot code
		171	include "bus/pci/pci16.inc"
		172	include "detect/biosdisk.inc"
		173
		174	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		175	;; ;;
		176	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		177	;; ;;
		178	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		179
		180
		181	; CR0 Flags - Protected mode and Paging
		182
		183	mov ecx, CR0_PE
		184
		185	; Enabling 32 bit protected mode
		186
		187	sidt [cs:old_ints_h]
		188
		189	cli ; disable all irqs
		190	cld
		191	mov al, 255 ; mask all irqs
		192	out 0xa1, al
		193	out 0x21, al
		194	l.5:
		195	in al, 0x64 ; Enable A20
		196	test al, 2
		197	jnz l.5
		198	mov al, 0xD1
		199	out 0x64, al
		200	l.6:
		201	in al, 0x64
		202	test al, 2
		203	jnz l.6
		204	mov al, 0xDF
		205	out 0x60, al
		206	l.7:
		207	in al, 0x64
		208	test al, 2
		209	jnz l.7
		210	mov al, 0xFF
		211	out 0x64, al
		212
		213	lgdt [cs:tmp_gdt] ; Load GDT
		214	mov eax, cr0 ; protected mode
		215	or eax, ecx
		216	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		217	mov cr0, eax
		218	jmp pword os_code:B32 ; jmp to enable 32 bit mode
		219
		220	align 8
		221	tmp_gdt:
		222
		223	dw 23
		224	dd tmp_gdt+0x10000
		225	dw 0
		226
		227	dw 0xffff
		228	dw 0x0000
		229	db 0x00
		230	dw 11011111b *256 +10011010b
		231	db 0x00
		232
		233	dw 0xffff
		234	dw 0x0000
		235	db 0x00
		236	dw 11011111b *256 +10010010b
		237	db 0x00
		238
		239	include "data16.inc"
		240
3627	Serge	241	if ~ lang eq sp
		242	diff16 "end of bootcode",0,$+0x10000
		243	end if
		244
2288	clevermous	245	use32
		246	org $+0x10000
		247
		248	align 4
		249	B32:
		250	mov ax, os_stack ; Selector for os
		251	mov ds, ax
		252	mov es, ax
		253	mov fs, ax
		254	mov gs, ax
		255	mov ss, ax
		256	mov esp, 0x006CC00 ; Set stack
		257
		258	; CLEAR 0x280000 - HEAP_BASE
		259
		260	xor eax, eax
		261	mov edi, CLEAN_ZONE
		262	mov ecx, (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
		263	cld
		264	rep stosd
		265
		266	; CLEAR KERNEL UNDEFINED GLOBALS
		267	mov edi, endofcode-OS_BASE
		268	mov ecx, 0x90000
		269	sub ecx, edi
		270	shr ecx, 2
		271	rep stosd
		272
		273	; SAVE & CLEAR 0-0xffff
		274
		275	mov edi, 0x1000
3732	Serge	276	mov ecx, 0x8000 / 4
2288	clevermous	277	rep stosd
3732	Serge	278	mov edi, 0xa000
		279	mov ecx, 0x6000 / 4
		280	rep stosd
2288	clevermous	281
		282	call test_cpu
		283	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
		284
		285	call check_acpi
		286	call init_BIOS32
		287	; MEMORY MODEL
		288	call mem_test
		289	call init_mem
		290	call init_page_map
		291
		292	; ENABLE PAGING
		293
5130	serge	294	mov eax, sys_proc-OS_BASE+PROC.pdt_0
2288	clevermous	295	mov cr3, eax
		296
		297	mov eax, cr0
		298	or eax, CR0_PG+CR0_WP
		299	mov cr0, eax
		300
		301	lgdt [gdts]
		302	jmp pword os_code:high_code
		303
		304	align 4
		305	bios32_entry dd ?
		306	tmp_page_tabs dd ?
		307
		308	use16
		309	org $-0x10000
		310	include "boot/shutdown.inc" ; shutdown or restart
		311	org $+0x10000
5033	clevermous	312
		313	ap_init16:
		314	cli
		315	lgdt [cs:gdts_ap-ap_init16]
		316	mov eax, [cs:cr3_ap-ap_init16]
		317	mov cr3, eax
		318	mov eax, [cs:cr4_ap-ap_init16]
		319	mov cr4, eax
		320	mov eax, CR0_PE+CR0_PG+CR0_WP
		321	mov cr0, eax
		322	jmp pword os_code:ap_init_high
		323	align 16
		324	gdts_ap:
		325	dw gdte-gdts-1
		326	dd gdts
		327	dw 0
		328	cr3_ap dd ?
		329	cr4_ap dd ?
		330	ap_init16_size = $ - ap_init16
2288	clevermous	331	use32
		332
		333	__DEBUG__ fix 1
		334	__DEBUG_LEVEL__ fix 1
		335	include 'init.inc'
		336
		337	org OS_BASE+$
		338
2443	Serge	339	include 'fdo.inc'
		340
2288	clevermous	341	align 4
		342	high_code:
		343	mov ax, os_stack
		344	mov bx, app_data
		345	mov cx, app_tls
		346	mov ss, ax
		347	add esp, OS_BASE
		348
		349	mov ds, bx
		350	mov es, bx
		351	mov fs, cx
		352	mov gs, bx
		353
		354	bt [cpu_caps], CAPS_PGE
		355	jnc @F
		356
5130	serge	357	or dword [sys_proc+PROC.pdt_0+(OS_BASE shr 20)], PG_GLOBAL
2288	clevermous	358
		359	mov ebx, cr4
		360	or ebx, CR4_PGE
		361	mov cr4, ebx
		362	@@:
		363	xor eax, eax
5130	serge	364	mov dword [sys_proc+PROC.pdt_0], eax
		365	mov dword [sys_proc+PROC.pdt_0+4], eax
2288	clevermous	366
		367	mov eax, cr3
		368	mov cr3, eax ; flush TLB
		369
		370	mov ecx, pg_data.mutex
		371	call mutex_init
		372
		373	mov ecx, disk_list_mutex
		374	call mutex_init
		375
2601	clevermous	376	mov ecx, keyboard_list_mutex
		377	call mutex_init
		378
2489	mario79	379	mov ecx, unpack_mutex
		380	call mutex_init
		381
3534	clevermous	382	mov ecx, application_table_mutex
		383	call mutex_init
		384
3742	clevermous	385	mov ecx, ide_mutex
		386	call mutex_init
		387	mov ecx, ide_channel1_mutex
		388	call mutex_init
		389	mov ecx, ide_channel2_mutex
		390	call mutex_init
4700	mario79	391	mov ecx, ide_channel3_mutex
		392	call mutex_init
		393	mov ecx, ide_channel4_mutex
		394	call mutex_init
		395	mov ecx, ide_channel5_mutex
		396	call mutex_init
		397	mov ecx, ide_channel6_mutex
		398	call mutex_init
3774	mario79	399	;-----------------------------------------------------------------------------
2288	clevermous	400	; SAVE REAL MODE VARIABLES
3774	mario79	401	;-----------------------------------------------------------------------------
2288	clevermous	402	; --------------- APM ---------------------
		403
		404	; init selectors
3732	Serge	405	mov ebx, [BOOT_VARS+BOOT_APM_ENTRY] ; offset of APM entry point
		406	movzx eax, word [BOOT_VARS+BOOT_APM_CODE_32] ; real-mode segment base address of
2288	clevermous	407	; protected-mode 32-bit code segment
3732	Serge	408	movzx ecx, word [BOOT_VARS+BOOT_APM_CODE_16]; real-mode segment base address of
2288	clevermous	409	; protected-mode 16-bit code segment
3732	Serge	410	movzx edx, word [BOOT_VARS+BOOT_APM_DATA_16]; real-mode segment base address of
2288	clevermous	411	; protected-mode 16-bit data segment
		412
		413	shl eax, 4
		414	mov [dword apm_code_32 + 2], ax
		415	shr eax, 16
		416	mov [dword apm_code_32 + 4], al
		417
		418	shl ecx, 4
		419	mov [dword apm_code_16 + 2], cx
		420	shr ecx, 16
		421	mov [dword apm_code_16 + 4], cl
		422
		423	shl edx, 4
		424	mov [dword apm_data_16 + 2], dx
		425	shr edx, 16
		426	mov [dword apm_data_16 + 4], dl
		427
		428	mov dword[apm_entry], ebx
		429	mov word [apm_entry + 4], apm_code_32 - gdts
		430
3732	Serge	431	mov eax, [BOOT_VARS + BOOT_APM_VERSION] ; version & flags
2288	clevermous	432	mov [apm_vf], eax
		433	; -----------------------------------------
3732	Serge	434	mov al, [BOOT_VARS+BOOT_DMA] ; DMA access
2288	clevermous	435	mov [allow_dma_access], al
3732	Serge	436	movzx eax, byte [BOOT_VARS+BOOT_BPP] ; bpp
5154	hidnplayr	437	mov [_display.bits_per_pixel], eax
2288	clevermous	438	mov [_display.vrefresh], 60
3777	yogev_ezra	439	mov al, [BOOT_VARS+BOOT_DEBUG_PRINT] ; If nonzero, duplicates debug output to the screen
		440	mov [debug_direct_print], al
		441	mov al, [BOOT_VARS+BOOT_LAUNCHER_START] ; Start the first app (LAUNCHER) after kernel is loaded?
		442	mov [launcher_start], al
3732	Serge	443	movzx eax, word [BOOT_VARS+BOOT_X_RES]; X max
2288	clevermous	444	mov [_display.width], eax
2654	mario79	445	mov [display_width_standard], eax
2288	clevermous	446	dec eax
		447	mov [Screen_Max_X], eax
		448	mov [screen_workarea.right], eax
3732	Serge	449	movzx eax, word [BOOT_VARS+BOOT_Y_RES]; Y max
2288	clevermous	450	mov [_display.height], eax
2654	mario79	451	mov [display_height_standard], eax
2288	clevermous	452	dec eax
		453	mov [Screen_Max_Y], eax
		454	mov [screen_workarea.bottom], eax
3732	Serge	455	movzx eax, word [BOOT_VARS+BOOT_VESA_MODE] ; screen mode
3606	Serge	456	mov dword [SCR_MODE], eax
		457	; mov eax, [BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
2407	mario79	458	; mov [BANK_SWITCH], eax
3606	Serge	459	mov eax, 640 *4 ; Bytes PerScanLine
		460	cmp [SCR_MODE], word 0x13 ; 320x200
2288	clevermous	461	je @f
3606	Serge	462	cmp [SCR_MODE], word 0x12 ; VGA 640x480
2288	clevermous	463	je @f
3732	Serge	464	movzx eax, word[BOOT_VARS+BOOT_PITCH] ; for other modes
3606	Serge	465	@@:
2288	clevermous	466	mov [_display.pitch], eax
		467	mov eax, [_display.width]
		468	mul [_display.height]
		469	mov [_WinMapSize], eax
		470
2438	mario79	471	call calculate_fast_getting_offset_for_WinMapAddress
2480	mario79	472	; for Qemu or non standart video cards
3481	Serge	473	; Unfortunately [BytesPerScanLine] does not always
2480	mario79	474	; equal to [_display.width] * [ScreenBPP] / 8
		475	call calculate_fast_getting_offset_for_LFB
2438	mario79	476
3732	Serge	477	mov esi, BOOT_VARS+0x9080
2288	clevermous	478	movzx ecx, byte [esi-1]
		479	mov [NumBiosDisks], ecx
		480	mov edi, BiosDisksData
		481	rep movsd
		482
5154	hidnplayr	483	setvideomode:
2288	clevermous	484
3732	Serge	485	mov eax, [BOOT_VARS+BOOT_LFB]
2288	clevermous	486	mov [LFBAddress], eax
		487
5154	hidnplayr	488	cmp word [SCR_MODE], 0x0012 ; VGA (640x480 16 colors)
		489	je .vga
		490	cmp word [SCR_MODE], 0x0013 ; MCGA (320*200 256 colors)
		491	je .32bpp
		492	cmp byte [_display.bits_per_pixel], 32
		493	je .32bpp
		494	cmp byte [_display.bits_per_pixel], 24
		495	je .24bpp
		496	cmp byte [_display.bits_per_pixel], 16
		497	je .16bpp
		498	; cmp byte [_display.bits_per_pixel], 15
		499	; je .15bpp
2436	mario79	500
5154	hidnplayr	501	.vga:
		502	mov [PUTPIXEL], VGA_putpixel
		503	mov [GETPIXEL], Vesa20_getpixel32 ; Conversion buffer is 32 bpp
		504	mov [_display.bytes_per_pixel], 4 ; Conversion buffer is 32 bpp
		505	jmp .finish
2288	clevermous	506
5154	hidnplayr	507	; .15bpp:
		508	; mov [PUTPIXEL], Vesa20_putpixel15
		509	; mov [GETPIXEL], Vesa20_getpixel15
		510	; mov [_display.bytes_per_pixel], 2
		511	; jmp .finish
		512
		513	.16bpp:
		514	mov [PUTPIXEL], Vesa20_putpixel16
		515	mov [GETPIXEL], Vesa20_getpixel16
		516	mov [_display.bytes_per_pixel], 2
		517	jmp .finish
		518
		519	.24bpp:
		520	mov [PUTPIXEL], Vesa20_putpixel24
		521	mov [GETPIXEL], Vesa20_getpixel24
		522	mov [_display.bytes_per_pixel], 3
		523	jmp .finish
		524
		525	.32bpp:
		526	mov [PUTPIXEL], Vesa20_putpixel32
		527	mov [GETPIXEL], Vesa20_getpixel32
		528	mov [_display.bytes_per_pixel], 4
		529	; jmp .finish
		530
		531	.finish:
		532	mov [MOUSE_PICTURE], mousepointer
2642	mario79	533	mov [_display.check_mouse], check_mouse_area_for_putpixel
		534	mov [_display.check_m_pixel], check_mouse_area_for_getpixel
		535
2288	clevermous	536	; -------- Fast System Call init ----------
		537	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
		538	bt [cpu_caps], CAPS_SEP
		539	jnc .SEnP ; SysEnter not Present
		540	xor edx, edx
		541	mov ecx, MSR_SYSENTER_CS
		542	mov eax, os_code
		543	wrmsr
		544	mov ecx, MSR_SYSENTER_ESP
		545	; mov eax, sysenter_stack ; Check it
		546	xor eax, eax
		547	wrmsr
		548	mov ecx, MSR_SYSENTER_EIP
		549	mov eax, sysenter_entry
		550	wrmsr
		551	.SEnP:
		552	; AMD SYSCALL/SYSRET
		553	cmp byte[cpu_vendor], 'A'
		554	jne .noSYSCALL
		555	mov eax, 0x80000001
		556	cpuid
		557	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		558	jz .noSYSCALL
		559	mov ecx, MSR_AMD_EFER
		560	rdmsr
		561	or eax, 1 ; bit_0 - System Call Extension (SCE)
		562	wrmsr
		563
		564	; !!!! It`s dirty hack, fix it !!!
		565	; Bits of EDX :
3539	clevermous	566	; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
2288	clevermous	567	; and the contents of this field, plus 8, are copied into the SS register.
3539	clevermous	568	; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
2288	clevermous	569	; and the contents of this field, plus 8, are copied into the SS register.
		570
		571	; mov edx, (os_code + 16) * 65536 + os_code
		572	mov edx, 0x1B0008
		573
		574	mov eax, syscall_entry
		575	mov ecx, MSR_AMD_STAR
		576	wrmsr
		577	.noSYSCALL:
		578	; -----------------------------------------
		579	stdcall alloc_page
		580	stdcall map_page, tss-0xF80, eax, PG_SW
		581	stdcall alloc_page
		582	stdcall map_page, tss+0x80, eax, PG_SW
		583	stdcall alloc_page
		584	stdcall map_page, tss+0x1080, eax, PG_SW
		585
		586	; LOAD IDT
		587
		588	call build_interrupt_table ;lidt is executed
		589	;lidt [idtreg]
		590
		591	call init_kernel_heap
3534	clevermous	592	stdcall kernel_alloc, (RING0_STACK_SIZE+512) * 2
2288	clevermous	593	mov [os_stack_seg], eax
		594
		595	lea esp, [eax+RING0_STACK_SIZE]
		596
		597	mov [tss._ss0], os_stack
		598	mov [tss._esp0], esp
		599	mov [tss._esp], esp
		600	mov [tss._cs], os_code
		601	mov [tss._ss], os_stack
		602	mov [tss._ds], app_data
		603	mov [tss._es], app_data
		604	mov [tss._fs], app_data
		605	mov [tss._gs], app_data
		606	mov [tss._io], 128
		607	;Add IO access table - bit array of permitted ports
		608	mov edi, tss._io_map_0
		609	xor eax, eax
		610	not eax
		611	mov ecx, 8192/4
		612	rep stosd ; access to 4096*8=65536 ports
		613
		614	mov ax, tss0
		615	ltr ax
		616
2991	Serge	617	mov [LFBSize], 0xC00000
2288	clevermous	618	call init_LFB
		619	call init_fpu
		620	call init_malloc
		621
5130	serge	622	stdcall alloc_kernel_space, 0x50000 ; FIXME check size
2288	clevermous	623	mov [default_io_map], eax
		624
		625	add eax, 0x2000
		626	mov [ipc_tmp], eax
		627	mov ebx, 0x1000
		628
		629	add eax, 0x40000
		630	mov [proc_mem_map], eax
		631
		632	add eax, 0x8000
		633	mov [proc_mem_pdir], eax
		634
		635	add eax, ebx
		636	mov [proc_mem_tab], eax
		637
		638	add eax, ebx
		639	mov [tmp_task_ptab], eax
		640
		641	add eax, ebx
		642	mov [ipc_pdir], eax
		643
		644	add eax, ebx
		645	mov [ipc_ptab], eax
		646
		647	stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
		648	(unpack.lc+unpack.lp)))*4
		649
		650	mov [unpack.p], eax
		651
		652	call init_events
2384	hidnplayr	653	mov eax, srv.fd-SRV.fd
2288	clevermous	654	mov [srv.fd], eax
		655	mov [srv.bk], eax
		656
		657	;Set base of graphic segment to linear address of LFB
		658	mov eax, [LFBAddress] ; set for gs
		659	mov [graph_data_l+2], ax
		660	shr eax, 16
		661	mov [graph_data_l+4], al
		662	mov [graph_data_l+7], ah
		663
		664	stdcall kernel_alloc, [_WinMapSize]
		665	mov [_WinMapAddress], eax
		666
		667	xor eax, eax
		668	inc eax
		669
		670	; set background
		671
		672	mov [BgrDrawMode], eax
		673	mov [BgrDataWidth], eax
		674	mov [BgrDataHeight], eax
		675	mov [mem_BACKGROUND], 4
		676	mov [img_background], static_background_data
		677
4199	mario79	678	; set clipboard
		679
		680	xor eax, eax
		681	mov [clipboard_slots], eax
		682	mov [clipboard_write_lock], eax
		683	stdcall kernel_alloc, 4096
		684	test eax, eax
		685	jnz @f
		686
		687	dec eax
		688	@@:
		689	mov [clipboard_main_list], eax
		690
3296	clevermous	691	; SET UP OS TASK
		692
		693	mov esi, boot_setostask
		694	call boot_log
		695
5130	serge	696	mov edi, sys_proc
		697	list_init edi
		698	lea ecx, [edi+PROC.thr_list]
		699	list_init ecx
		700	mov [edi+PROC.pdt_0_phys], sys_proc-OS_BASE+PROC.pdt_0
		701
		702	mov eax, -1
		703	mov edi, thr_slot_map+4
		704	mov [edi-4], dword 0xFFFFFFF8
		705	stosd
		706	stosd
		707	stosd
		708	stosd
		709	stosd
		710	stosd
		711	stosd
		712
		713	mov [current_process], sys_proc
		714
		715	mov edx, SLOT_BASE+256*1
3534	clevermous	716	mov ebx, [os_stack_seg]
		717	add ebx, 0x2000
		718	call setup_os_slot
		719	mov dword [edx], 'IDLE'
		720	sub [edx+APPDATA.saved_esp], 4
		721	mov eax, [edx+APPDATA.saved_esp]
		722	mov dword [eax], idle_thread
		723	mov ecx, IDLE_PRIORITY
		724	call scheduler_add_thread
3296	clevermous	725
3534	clevermous	726	mov edx, SLOT_BASE+256*2
		727	mov ebx, [os_stack_seg]
		728	call setup_os_slot
		729	mov dword [edx], 'OS'
		730	xor ecx, ecx
		731	call scheduler_add_thread
3296	clevermous	732
3534	clevermous	733	mov dword [CURRENT_TASK], 2
		734	mov dword [TASK_COUNT], 2
		735	mov dword [current_slot], SLOT_BASE + 256*2
		736	mov dword [TASK_BASE], CURRENT_TASK + 32*2
3296	clevermous	737
5033	clevermous	738	; Move other CPUs to deep sleep, if it is useful
		739	uglobal
		740	use_mwait_for_idle db 0
		741	endg
		742	cmp [cpu_vendor+8], 'ntel'
		743	jnz .no_wake_cpus
		744	bt [cpu_caps+4], CAPS_MONITOR-32
		745	jnc .no_wake_cpus
		746	dbgstr 'using mwait for idle loop'
		747	inc [use_mwait_for_idle]
		748	mov ebx, [cpu_count]
		749	cmp ebx, 1
		750	jbe .no_wake_cpus
		751	call create_trampoline_pgmap
		752	mov [cr3_ap+OS_BASE], eax
		753	mov eax, cr4
		754	mov [cr4_ap+OS_BASE], eax
		755	mov esi, OS_BASE + ap_init16
		756	mov edi, OS_BASE + 8000h
		757	mov ecx, (ap_init16_size + 3) / 4
		758	rep movsd
		759	stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_SW+PG_NOCACHE
		760	mov [LAPIC_BASE], eax
		761	lea edi, [eax+300h]
		762	mov esi, smpt+4
		763	dec ebx
		764	.wake_cpus_loop:
		765	lodsd
5049	clevermous	766	push esi
		767	xor esi, esi
		768	inc esi
5033	clevermous	769	shl eax, 24
		770	mov [edi+10h], eax
		771	; assert INIT IPI
		772	mov dword [edi], 0C500h
5049	clevermous	773	call delay_ms
5033	clevermous	774	@@:
		775	test dword [edi], 1000h
		776	jnz @b
		777	; deassert INIT IPI
		778	mov dword [edi], 8500h
5049	clevermous	779	call delay_ms
5033	clevermous	780	@@:
		781	test dword [edi], 1000h
		782	jnz @b
		783	; send STARTUP IPI
		784	mov dword [edi], 600h + (8000h shr 12)
5049	clevermous	785	call delay_ms
5033	clevermous	786	@@:
		787	test dword [edi], 1000h
		788	jnz @b
5049	clevermous	789	pop esi
5033	clevermous	790	dec ebx
		791	jnz .wake_cpus_loop
		792	mov eax, [cpu_count]
		793	dec eax
		794	@@:
		795	cmp [ap_initialized], eax
		796	jnz @b
		797	mov eax, [cr3_ap+OS_BASE]
		798	call free_page
		799	.no_wake_cpus:
2288	clevermous	800
5033	clevermous	801
2288	clevermous	802	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
2642	mario79	803	mov esi, boot_initirq
		804	call boot_log
		805	call init_irqs
2288	clevermous	806
2642	mario79	807	mov esi, boot_picinit
		808	call boot_log
2288	clevermous	809	call PIC_init
		810
2642	mario79	811	mov esi, boot_v86machine
		812	call boot_log
2288	clevermous	813	; Initialize system V86 machine
		814	call init_sys_v86
		815
2642	mario79	816	mov esi, boot_inittimer
		817	call boot_log
2288	clevermous	818	; Initialize system timer (IRQ0)
		819	call PIT_init
		820
4273	clevermous	821	; Register ramdisk file system
4772	mario79	822	cmp [boot_dev+OS_BASE+0x10000], 1
		823	je @f
3613	clevermous	824
4772	mario79	825	call register_ramdisk
		826	;--------------------------------------
		827	@@:
2642	mario79	828	mov esi, boot_initapic
		829	call boot_log
2288	clevermous	830	; Try to Initialize APIC
		831	call APIC_init
		832
2642	mario79	833	mov esi, boot_enableirq
		834	call boot_log
3785	mario79	835	; Enable timer IRQ (IRQ0) and co-processor IRQ (IRQ13)
2288	clevermous	836	; they are used: when partitions are scanned, hd_read relies on timer
		837	call unmask_timer
		838	stdcall enable_irq, 2 ; @#$%! PIC
		839	stdcall enable_irq, 13 ; co-processor
4741	hidnplayr	840
		841	; Setup serial output console (if enabled)
		842	if defined debug_com_base
		843
		844	; reserve port so nobody else will use it
		845	xor ebx, ebx
		846	mov ecx, debug_com_base
		847	mov edx, debug_com_base+7
		848	call r_f_port_area
		849
		850	; enable Divisor latch
		851	mov dx, debug_com_base+3
		852	mov al, 1 shl 7
		853	out dx, al
		854
		855	; Set speed to 115200 baud (max speed)
		856	mov dx, debug_com_base
		857	mov al, 0x01
		858	out dx, al
		859
		860	mov dx, debug_com_base+1
		861	mov al, 0x00
		862	out dx, al
		863
		864	; No parity, 8bits words, one stop bit, dlab bit back to 0
		865	mov dx, debug_com_base+3
		866	mov al, 3
		867	out dx, al
		868
		869	; disable interrupts
		870	mov dx, debug_com_base+1
		871	mov al, 0
		872	out dx, al
		873
		874	; clear + enable fifo (64 bits)
		875	mov dx, debug_com_base+2
		876	mov al, 0x7 + 1 shl 5
		877	out dx, al
		878
		879	end if
		880
		881
4575	mario79	882	;-----------------------------------------------------------------------------
		883	; show SVN version of kernel on the message board
		884	;-----------------------------------------------------------------------------
		885	mov eax, [version_inf.rev]
		886	DEBUGF 1, "K : kernel SVN r%d\n", eax
		887	;-----------------------------------------------------------------------------
		888	; show CPU count on the message board
		889	;-----------------------------------------------------------------------------
		890	mov eax, [cpu_count]
		891	test eax, eax
		892	jnz @F
		893	mov al, 1 ; at least one CPU
		894	@@:
		895	DEBUGF 1, "K : %d CPU detected\n", eax
		896	;-----------------------------------------------------------------------------
		897	; detect Floppy drives
		898	;-----------------------------------------------------------------------------
		899	mov esi, boot_detectfloppy
		900	call boot_log
		901	include 'detect/dev_fd.inc'
		902	;-----------------------------------------------------------------------------
4624	mario79	903	; create pci-devices list
4575	mario79	904	;-----------------------------------------------------------------------------
4624	mario79	905	mov [pci_access_enabled], 1
		906	call pci_enum
3762	mario79	907	;-----------------------------------------------------------------------------
4624	mario79	908	; initialisation IDE ATA code
4575	mario79	909	;-----------------------------------------------------------------------------
4624	mario79	910	include 'detect/init_ata.inc'
4575	mario79	911	;-----------------------------------------------------------------------------
2288	clevermous	912	if 0
		913	mov ax, [OS_BASE+0x10000+bx_from_load]
		914	cmp ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
		915	je no_lib_load
2642	mario79	916
		917	mov esi, boot_loadlibs
		918	call boot_log
2288	clevermous	919	; LOADING LIBRARES
		920	stdcall dll.Load, @IMPORT ; loading librares for kernel (.obj files)
		921	call load_file_parse_table ; prepare file parse table
		922	call set_kernel_conf ; configure devices and gui
		923	no_lib_load:
		924	end if
		925
		926	; Display APIC status
		927	mov esi, boot_APIC_found
		928	cmp [irq_mode], IRQ_APIC
		929	je @f
		930	mov esi, boot_APIC_nfound
		931	@@:
2642	mario79	932	call boot_log
2288	clevermous	933
		934	; PRINT AMOUNT OF MEMORY
		935	mov esi, boot_memdetect
		936	call boot_log
		937
		938	movzx ecx, word [boot_y]
		939	if lang eq ru
		940	or ecx, (10+30*6) shl 16
3274	esevece	941	else if lang eq sp
		942	or ecx, (10+33*6) shl 16
		943	else
2288	clevermous	944	or ecx, (10+29*6) shl 16
3274	esevece	945	end if
2288	clevermous	946	sub ecx, 10
		947	mov edx, 0xFFFFFF
		948	mov ebx, [MEM_AMOUNT]
		949	shr ebx, 20
		950	xor edi, edi
		951	mov eax, 0x00040000
		952	inc edi
		953	call display_number_force
		954
		955	; BUILD SCHEDULER
		956
2642	mario79	957	; call build_scheduler; sys32.inc
2288	clevermous	958
2642	mario79	959	; mov esi, boot_devices
		960	; call boot_log
2288	clevermous	961
4578	clevermous	962	call clear_pci_ide_interrupts
4575	mario79	963
4297	yogev_ezra	964	include "detect/vortex86.inc" ; Vortex86 SoC detection code
		965
5039	clevermous	966	stdcall load_pe_driver, szVidintel, 0
3508	clevermous	967
3520	clevermous	968	call usb_init
		969
2288	clevermous	970	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		971
		972	mov esi, boot_windefs
		973	call boot_log
		974	call set_window_defaults
		975
		976	; SET BACKGROUND DEFAULTS
		977
		978	mov esi, boot_bgr
		979	call boot_log
		980	call init_background
		981	call calculatebackground
		982
		983	; RESERVE SYSTEM IRQ'S JA PORT'S
		984
		985	mov esi, boot_resirqports
		986	call boot_log
		987	call reserve_irqs_ports
		988
		989	call init_display
		990	mov eax, [def_cursor]
		991	mov [SLOT_BASE+APPDATA.cursor+256], eax
3534	clevermous	992	mov [SLOT_BASE+APPDATA.cursor+256*2], eax
2288	clevermous	993
3501	Serge	994	; PRINT CPU FREQUENCY
2288	clevermous	995
3501	Serge	996	mov esi, boot_cpufreq
2288	clevermous	997	call boot_log
3501	Serge	998
		999	cli ;FIXME check IF
		1000	rdtsc
2288	clevermous	1001	mov ecx, eax
		1002	mov esi, 250 ; wait 1/4 a second
		1003	call delay_ms
3501	Serge	1004	rdtsc
5031	clevermous	1005	sti
3501	Serge	1006
2288	clevermous	1007	sub eax, ecx
3481	Serge	1008	xor edx, edx
		1009	shld edx, eax, 2
2288	clevermous	1010	shl eax, 2
3481	Serge	1011	mov dword [cpu_freq], eax
		1012	mov dword [cpu_freq+4], edx
3502	Serge	1013	mov ebx, 1000000
		1014	div ebx
3501	Serge	1015	mov ebx, eax
2288	clevermous	1016
		1017	movzx ecx, word [boot_y]
		1018	if lang eq ru
3501	Serge	1019	add ecx, (10+19*6) shl 16 - 10
3274	esevece	1020	else if lang eq sp
3501	Serge	1021	add ecx, (10+25*6) shl 16 - 10
3274	esevece	1022	else
3501	Serge	1023	add ecx, (10+17*6) shl 16 - 10
3274	esevece	1024	end if
3501	Serge	1025
2288	clevermous	1026	mov edx, 0xFFFFFF
		1027	xor edi, edi
		1028	mov eax, 0x00040000
		1029	inc edi
		1030	call display_number_force
		1031
		1032	; SET VARIABLES
		1033
		1034	call set_variables
		1035
		1036	; STACK AND FDC
		1037
		1038	call stack_init
		1039	call fdc_init
		1040
		1041	; PALETTE FOR 320x200 and 640x480 16 col
		1042
		1043	cmp [SCR_MODE], word 0x12
		1044	jne no_pal_vga
		1045	mov esi, boot_pal_vga
		1046	call boot_log
		1047	call paletteVGA
		1048	no_pal_vga:
		1049
		1050	cmp [SCR_MODE], word 0x13
		1051	jne no_pal_ega
		1052	mov esi, boot_pal_ega
		1053	call boot_log
		1054	call palette320x200
		1055	no_pal_ega:
		1056
		1057	; LOAD DEFAULT SKIN
		1058
		1059	call load_default_skin
		1060
		1061	;protect io permission map
		1062
		1063	mov esi, [default_io_map]
		1064	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_MAP
		1065	add esi, 0x1000
		1066	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		1067
		1068	stdcall map_page, tss._io_map_0, \
		1069	[SLOT_BASE+256+APPDATA.io_map], PG_MAP
		1070	stdcall map_page, tss._io_map_1, \
		1071	[SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		1072
		1073	; SET KEYBOARD PARAMETERS
		1074	mov al, 0xf6 ; reset keyboard, scan enabled
5012	clevermous	1075	call kb_write_wait_ack
2601	clevermous	1076	test ah, ah
		1077	jnz .no_keyboard
2288	clevermous	1078
2601	clevermous	1079	iglobal
		1080	align 4
		1081	ps2_keyboard_functions:
		1082	dd .end - $
		1083	dd 0 ; no close
		1084	dd ps2_set_lights
		1085	.end:
		1086	endg
		1087	stdcall register_keyboard, ps2_keyboard_functions, 0
2288	clevermous	1088	; mov al, 0xED ; Keyboard LEDs - only for testing!
5012	clevermous	1089	; call kb_write_wait_ack
2288	clevermous	1090	; mov al, 111b
5012	clevermous	1091	; call kb_write_wait_ack
2288	clevermous	1092
		1093	mov al, 0xF3 ; set repeat rate & delay
5012	clevermous	1094	call kb_write_wait_ack
2288	clevermous	1095	mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
5012	clevermous	1096	call kb_write_wait_ack
2288	clevermous	1097	;// mike.dld [
		1098	call set_lights
		1099	;// mike.dld ]
		1100	stdcall attach_int_handler, 1, irq1, 0
4734	mario79	1101	DEBUGF 1, "K : IRQ1 return code %x\n", eax
2601	clevermous	1102	.no_keyboard:
2288	clevermous	1103
4553	hidnplayr	1104	; Load PS/2 mouse driver
2288	clevermous	1105
5044	clevermous	1106	stdcall load_pe_driver, szPS2MDriver, 0
2288	clevermous	1107
		1108	mov esi, boot_setmouse
		1109	call boot_log
		1110	call setmouse
		1111
5031	clevermous	1112	; LOAD FIRST APPLICATION
		1113	cmp byte [launcher_start], 1 ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
		1114	jnz first_app_found
		1115
		1116	cli
		1117	mov ebp, firstapp
		1118	call fs_execute_from_sysdir
		1119	test eax, eax
		1120	jns first_app_found
		1121
		1122	mov esi, boot_failed
		1123	call boot_log
		1124
		1125	mov eax, 0xDEADBEEF ; otherwise halt
		1126	hlt
		1127
		1128	first_app_found:
		1129
2288	clevermous	1130	; START MULTITASKING
		1131
		1132	; A 'All set - press ESC to start' messages if need
		1133	if preboot_blogesc
		1134	mov esi, boot_tasking
		1135	call boot_log
		1136	.bll1:
		1137	in al, 0x60 ; wait for ESC key press
		1138	cmp al, 129
		1139	jne .bll1
		1140	end if
		1141
		1142	mov [timer_ticks_enable], 1 ; for cd driver
		1143
		1144	sti
4734	mario79	1145
4608	clevermous	1146	call mtrr_validate
		1147
2288	clevermous	1148	jmp osloop
		1149
		1150
		1151	; Fly :)
		1152
5033	clevermous	1153	uglobal
		1154	align 4
		1155	ap_initialized dd 0
		1156	endg
		1157
		1158	ap_init_high:
		1159	mov ax, os_stack
		1160	mov bx, app_data
		1161	mov cx, app_tls
		1162	mov ss, ax
		1163	mov ds, bx
		1164	mov es, bx
		1165	mov fs, cx
		1166	mov gs, bx
		1167	xor esp, esp
5130	serge	1168	mov eax, sys_proc-OS_BASE+PROC.pdt_0
5033	clevermous	1169	mov cr3, eax
		1170	lock inc [ap_initialized]
		1171	jmp idle_loop
		1172
		1173
2288	clevermous	1174	include 'unpacker.inc'
		1175
		1176	align 4
		1177	boot_log:
		1178	pushad
		1179
		1180	mov ebx, 10*65536
		1181	mov bx, word [boot_y]
		1182	add [boot_y], dword 10
		1183	mov ecx, 0x80ffffff; ASCIIZ string with white color
		1184	xor edi, edi
		1185	mov edx, esi
		1186	inc edi
		1187	call dtext
		1188
		1189	mov [novesachecksum], 1000
		1190	call checkVga_N13
		1191
		1192	popad
		1193
		1194	ret
		1195
3534	clevermous	1196	; in: edx -> APPDATA for OS/IDLE slot
		1197	; in: ebx = stack base
		1198	proc setup_os_slot
		1199	xor eax, eax
		1200	mov ecx, 256/4
		1201	mov edi, edx
		1202	rep stosd
		1203
3535	clevermous	1204	mov eax, tss+0x80
		1205	call get_pg_addr
		1206	inc eax
		1207	mov [edx+APPDATA.io_map], eax
		1208	mov eax, tss+0x1080
		1209	call get_pg_addr
		1210	inc eax
		1211	mov [edx+APPDATA.io_map+4], eax
		1212
3534	clevermous	1213	mov dword [edx+APPDATA.pl0_stack], ebx
		1214	lea edi, [ebx+0x2000-512]
		1215	mov dword [edx+APPDATA.fpu_state], edi
		1216	mov dword [edx+APPDATA.saved_esp0], edi
		1217	mov dword [edx+APPDATA.saved_esp], edi
		1218	mov dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
		1219
		1220	mov esi, fpu_data
		1221	mov ecx, 512/4
		1222	cld
		1223	rep movsd
		1224
		1225	lea eax, [edx+APP_OBJ_OFFSET]
		1226	mov dword [edx+APPDATA.fd_obj], eax
		1227	mov dword [edx+APPDATA.bk_obj], eax
		1228
		1229	mov dword [edx+APPDATA.cur_dir], sysdir_path
		1230
5130	serge	1231	mov [edx + APPDATA.process], sys_proc
3534	clevermous	1232
5130	serge	1233	lea ebx, [edx+APPDATA.list]
		1234	lea ecx, [sys_proc+PROC.thr_list]
		1235	list_add_tail ebx, ecx
		1236
3534	clevermous	1237	mov eax, edx
		1238	shr eax, 3
		1239	add eax, CURRENT_TASK - (SLOT_BASE shr 3)
		1240	mov [eax+TASKDATA.wnd_number], dh
		1241	mov byte [eax+TASKDATA.pid], dh
		1242
		1243	ret
		1244	endp
		1245
2288	clevermous	1246	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1247	; ;
		1248	; MAIN OS LOOP START ;
		1249	; ;
		1250	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1251	align 32
		1252	osloop:
3534	clevermous	1253	mov edx, osloop_has_work?
		1254	xor ecx, ecx
		1255	call Wait_events
		1256	xor eax, eax
		1257	xchg eax, [osloop_nonperiodic_work]
		1258	test eax, eax
		1259	jz .no_periodic
4734	mario79	1260
2453	mario79	1261	call __sys_draw_pointer
2288	clevermous	1262	call window_check_events
		1263	call mouse_check_events
		1264	call checkmisc
		1265	call checkVga_N13
4734	mario79	1266	;--------------------------------------
3534	clevermous	1267	.no_periodic:
2288	clevermous	1268	call stack_handler
		1269	call check_fdd_motor_status
		1270	call check_ATAPI_device_event
2601	clevermous	1271	call check_lights_state
2288	clevermous	1272	call check_timers
4734	mario79	1273
2288	clevermous	1274	jmp osloop
		1275	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1276	; ;
		1277	; MAIN OS LOOP END ;
		1278	; ;
		1279	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
3534	clevermous	1280	proc osloop_has_work?
		1281	cmp [osloop_nonperiodic_work], 0
		1282	jnz .yes
		1283	call stack_handler_has_work?
		1284	jnz .yes
4273	clevermous	1285	call check_fdd_motor_status_has_work?
		1286	jnz .yes
3534	clevermous	1287	call check_ATAPI_device_event_has_work?
		1288	jnz .yes
		1289	call check_lights_state_has_work?
		1290	jnz .yes
		1291	call check_timers_has_work?
		1292	jnz .yes
		1293	.no:
		1294	xor eax, eax
2288	clevermous	1295	ret
3534	clevermous	1296	.yes:
		1297	xor eax, eax
		1298	inc eax
		1299	ret
		1300	endp
2288	clevermous	1301
3534	clevermous	1302	proc wakeup_osloop
		1303	mov [osloop_nonperiodic_work], 1
		1304	ret
		1305	endp
		1306
2288	clevermous	1307	uglobal
3534	clevermous	1308	align 4
		1309	osloop_nonperiodic_work dd ?
2288	clevermous	1310	endg
		1311
5033	clevermous	1312	uglobal
		1313	align 64
		1314	idle_addr rb 64
		1315	endg
		1316
3534	clevermous	1317	idle_thread:
		1318	sti
5033	clevermous	1319
		1320	; The following code can be executed by all CPUs in the system.
		1321	; All other parts of the kernel do not expect multi-CPU.
		1322	; Also, APs don't even have a stack here.
		1323	; Beware. Don't do anything here. Anything at all.
3534	clevermous	1324	idle_loop:
5033	clevermous	1325	cmp [use_mwait_for_idle], 0
		1326	jnz idle_loop_mwait
		1327
		1328	idle_loop_hlt:
3534	clevermous	1329	hlt
5033	clevermous	1330	jmp idle_loop_hlt
2288	clevermous	1331
5033	clevermous	1332	idle_loop_mwait:
		1333	mov eax, idle_addr
		1334	xor ecx, ecx
		1335	xor edx, edx
		1336	monitor
		1337	xor ecx, ecx
		1338	mov eax, 20h ; or 10h
		1339	mwait
		1340	jmp idle_loop_mwait
2288	clevermous	1341
3534	clevermous	1342
2288	clevermous	1343	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1344	; ;
		1345	; INCLUDED SYSTEM FILES ;
		1346	; ;
		1347	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1348
		1349
		1350	include "kernel32.inc"
		1351
		1352
		1353	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1354	; ;
		1355	; KERNEL FUNCTIONS ;
		1356	; ;
		1357	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1358
		1359	reserve_irqs_ports:
		1360
		1361
		1362	; RESERVE PORTS
		1363	mov eax, RESERVED_PORTS
		1364	mov ecx, 1
		1365
		1366	mov [eax], dword 4
		1367
		1368	mov [eax+16], ecx
		1369	mov [eax+16+4], dword 0
3426	hidnplayr	1370	mov [eax+16+8], dword 0x2D
2288	clevermous	1371
		1372	mov [eax+32], ecx
		1373	mov [eax+32+4], dword 0x30
		1374	mov [eax+32+8], dword 0x4D
		1375
		1376	mov [eax+48], ecx
		1377	mov [eax+48+4], dword 0x50
3426	hidnplayr	1378	mov [eax+48+8], dword 0xDF
2288	clevermous	1379
		1380	mov [eax+64], ecx
		1381	mov [eax+64+4], dword 0xE5
		1382	mov [eax+64+8], dword 0xFF
		1383
		1384	ret
		1385
		1386
		1387	iglobal
3534	clevermous	1388	process_number dd 0x2
2288	clevermous	1389	endg
		1390
		1391	set_variables:
		1392
		1393	mov ecx, 0x16 ; flush port 0x60
		1394	.fl60:
		1395	in al, 0x60
		1396	loop .fl60
		1397	push eax
		1398
3732	Serge	1399	mov ax, [BOOT_VARS+BOOT_Y_RES]
2288	clevermous	1400	shr ax, 1
		1401	shl eax, 16
3732	Serge	1402	mov ax, [BOOT_VARS+BOOT_X_RES]
2288	clevermous	1403	shr ax, 1
		1404	mov [MOUSE_X], eax
3534	clevermous	1405	call wakeup_osloop
2288	clevermous	1406
		1407	xor eax, eax
		1408	mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
		1409
		1410	mov byte [KEY_COUNT], al ; keyboard buffer
		1411	mov byte [BTN_COUNT], al ; button buffer
		1412	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
		1413
		1414	pop eax
		1415	ret
		1416
		1417	align 4
		1418	;input eax=43,bl-byte of output, ecx - number of port
		1419	sys_outport:
		1420
		1421	mov edi, ecx ; separate flag for read / write
		1422	and ecx, 65535
		1423
		1424	mov eax, [RESERVED_PORTS]
		1425	test eax, eax
		1426	jnz .sopl8
		1427	inc eax
		1428	mov [esp+32], eax
		1429	ret
		1430
		1431	.sopl8:
		1432	mov edx, [TASK_BASE]
		1433	mov edx, [edx+0x4]
		1434	;and ecx,65535
		1435	;cld - set on interrupt 0x40
		1436	.sopl1:
		1437
		1438	mov esi, eax
		1439	shl esi, 4
		1440	add esi, RESERVED_PORTS
		1441	cmp edx, [esi+0]
		1442	jne .sopl2
		1443	cmp ecx, [esi+4]
		1444	jb .sopl2
		1445	cmp ecx, [esi+8]
		1446	jg .sopl2
		1447	.sopl3:
		1448
		1449	test edi, 0x80000000; read ?
		1450	jnz .sopl4
		1451
		1452	mov eax, ebx
		1453	mov dx, cx ; write
		1454	out dx, al
		1455	and [esp+32], dword 0
		1456	ret
		1457
		1458	.sopl2:
		1459
		1460	dec eax
		1461	jnz .sopl1
		1462	inc eax
		1463	mov [esp+32], eax
		1464	ret
		1465
		1466
		1467	.sopl4:
		1468
		1469	mov dx, cx ; read
		1470	in al, dx
		1471	and eax, 0xff
		1472	and [esp+32], dword 0
		1473	mov [esp+20], eax
		1474	ret
		1475
		1476	display_number:
		1477	;It is not optimization
		1478	mov eax, ebx
		1479	mov ebx, ecx
		1480	mov ecx, edx
		1481	mov edx, esi
		1482	mov esi, edi
		1483	; eax = print type, al=0 -> ebx is number
		1484	; al=1 -> ebx is pointer
		1485	; ah=0 -> display decimal
		1486	; ah=1 -> display hexadecimal
		1487	; ah=2 -> display binary
		1488	; eax bits 16-21 = number of digits to display (0-32)
		1489	; eax bits 22-31 = reserved
		1490	;
		1491	; ebx = number or pointer
		1492	; ecx = x shl 16 + y
		1493	; edx = color
		1494	xor edi, edi
		1495	display_number_force:
		1496	push eax
		1497	and eax, 0x3fffffff
		1498	cmp eax, 0xffff ; length > 0 ?
		1499	pop eax
		1500	jge cont_displ
		1501	ret
		1502	cont_displ:
		1503	push eax
		1504	and eax, 0x3fffffff
		1505	cmp eax, 61*0x10000 ; length <= 60 ?
		1506	pop eax
		1507	jb cont_displ2
		1508	ret
		1509	cont_displ2:
		1510
		1511	pushad
		1512
		1513	cmp al, 1 ; ecx is a pointer ?
		1514	jne displnl1
		1515	mov ebp, ebx
		1516	add ebp, 4
		1517	mov ebp, [ebp+std_application_base_address]
		1518	mov ebx, [ebx+std_application_base_address]
		1519	displnl1:
		1520	sub esp, 64
		1521
		1522	test ah, ah ; DECIMAL
		1523	jnz no_display_desnum
		1524	shr eax, 16
		1525	and eax, 0xC03f
		1526	; and eax,0x3f
		1527	push eax
		1528	and eax, 0x3f
		1529	mov edi, esp
		1530	add edi, 4+64-1
		1531	mov ecx, eax
		1532	mov eax, ebx
		1533	mov ebx, 10
		1534	d_desnum:
		1535	xor edx, edx
		1536	call division_64_bits
		1537	div ebx
		1538	add dl, 48
		1539	mov [edi], dl
		1540	dec edi
		1541	loop d_desnum
		1542	pop eax
		1543	call normalize_number
		1544	call draw_num_text
		1545	add esp, 64
		1546	popad
		1547	ret
		1548	no_display_desnum:
		1549
		1550	cmp ah, 0x01 ; HEXADECIMAL
		1551	jne no_display_hexnum
		1552	shr eax, 16
		1553	and eax, 0xC03f
		1554	; and eax,0x3f
		1555	push eax
		1556	and eax, 0x3f
		1557	mov edi, esp
		1558	add edi, 4+64-1
		1559	mov ecx, eax
		1560	mov eax, ebx
		1561	mov ebx, 16
		1562	d_hexnum:
		1563	xor edx, edx
		1564	call division_64_bits
		1565	div ebx
		1566	hexletters = __fdo_hexdigits
		1567	add edx, hexletters
		1568	mov dl, [edx]
		1569	mov [edi], dl
		1570	dec edi
		1571	loop d_hexnum
		1572	pop eax
		1573	call normalize_number
		1574	call draw_num_text
		1575	add esp, 64
		1576	popad
		1577	ret
		1578	no_display_hexnum:
		1579
		1580	cmp ah, 0x02 ; BINARY
		1581	jne no_display_binnum
		1582	shr eax, 16
		1583	and eax, 0xC03f
		1584	; and eax,0x3f
		1585	push eax
		1586	and eax, 0x3f
		1587	mov edi, esp
		1588	add edi, 4+64-1
		1589	mov ecx, eax
		1590	mov eax, ebx
		1591	mov ebx, 2
		1592	d_binnum:
		1593	xor edx, edx
		1594	call division_64_bits
		1595	div ebx
		1596	add dl, 48
		1597	mov [edi], dl
		1598	dec edi
		1599	loop d_binnum
		1600	pop eax
		1601	call normalize_number
		1602	call draw_num_text
		1603	add esp, 64
		1604	popad
		1605	ret
		1606	no_display_binnum:
		1607
		1608	add esp, 64
		1609	popad
		1610	ret
		1611
		1612	normalize_number:
		1613	test ah, 0x80
		1614	jz .continue
		1615	mov ecx, 48
		1616	and eax, 0x3f
		1617	@@:
		1618	inc edi
		1619	cmp [edi], cl
		1620	jne .continue
		1621	dec eax
		1622	cmp eax, 1
		1623	ja @r
		1624	mov al, 1
		1625	.continue:
		1626	and eax, 0x3f
		1627	ret
		1628
		1629	division_64_bits:
		1630	test [esp+1+4], byte 0x40
		1631	jz .continue
		1632	push eax
		1633	mov eax, ebp
		1634	div ebx
		1635	mov ebp, eax
		1636	pop eax
		1637	.continue:
		1638	ret
		1639
		1640	draw_num_text:
		1641	mov esi, eax
		1642	mov edx, 64+4
		1643	sub edx, eax
		1644	add edx, esp
		1645	mov ebx, [esp+64+32-8+4]
		1646	; add window start x & y
		1647	mov ecx, [TASK_BASE]
		1648
		1649	mov edi, [CURRENT_TASK]
		1650	shl edi, 8
		1651
		1652	mov eax, [ecx-twdw+WDATA.box.left]
		1653	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1654	shl eax, 16
		1655	add eax, [ecx-twdw+WDATA.box.top]
		1656	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1657	add ebx, eax
		1658	mov ecx, [esp+64+32-12+4]
		1659	and ecx, not 0x80000000 ; force counted string
		1660	mov eax, [esp+64+8] ; background color (if given)
		1661	mov edi, [esp+64+4]
		1662	jmp dtext
4700	mario79	1663	;-----------------------------------------------------------------------------
		1664	iglobal
		1665	midi_base dw 0
		1666	endg
		1667	;-----------------------------------------------------------------------------
2288	clevermous	1668	align 4
		1669	sys_setup:
4700	mario79	1670	; 1 = roland mpu midi base , base io address
		1671	; 2 = keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1672	; 3 = not used
		1673	; 4 = not used
		1674	; 5 = system language, 1eng 2fi 3ger 4rus
		1675	; 6 = not used
		1676	; 7 = not used
		1677	; 8 = not used
		1678	; 9 = not used
		1679	; 10 = not used
2288	clevermous	1680	; 11 = enable lba read
		1681	; 12 = enable pci access
4700	mario79	1682	;-----------------------------------------------------------------------------
		1683	and [esp+32], dword 0
		1684	; F.21.1 - set MPU MIDI base port
		1685	dec ebx
		1686	jnz @f
2288	clevermous	1687
		1688	cmp ecx, 0x100
4700	mario79	1689	jb @f
2288	clevermous	1690
		1691	mov esi, 65535
		1692	cmp esi, ecx
4700	mario79	1693	jb @f
2288	clevermous	1694
4700	mario79	1695	mov [midi_base], cx
		1696	mov word [mididp], cx
		1697	inc cx
		1698	mov word [midisp], cx
2288	clevermous	1699	ret
4700	mario79	1700	;--------------------------------------
		1701	@@:
		1702	; F.21.2 - set keyboard layout
		1703	dec ebx
		1704	jnz @f
2288	clevermous	1705
		1706	mov edi, [TASK_BASE]
		1707	mov eax, [edi+TASKDATA.mem_start]
		1708	add eax, edx
4700	mario79	1709	; 1 = normal layout
		1710	dec ecx
		1711	jnz .shift
2288	clevermous	1712
		1713	mov ebx, keymap
		1714	mov ecx, 128
		1715	call memmove
		1716	ret
4700	mario79	1717	;--------------------------------------
		1718	.shift:
		1719	; 2 = layout at pressed Shift
2288	clevermous	1720	dec ecx
4700	mario79	1721	jnz .alt
2288	clevermous	1722
		1723	mov ebx, keymap_shift
		1724	mov ecx, 128
		1725	call memmove
		1726	ret
4700	mario79	1727	;--------------------------------------
		1728	.alt:
		1729	; 3 = layout at pressed Alt
2288	clevermous	1730	dec ecx
4700	mario79	1731	jnz .country
		1732
2288	clevermous	1733	mov ebx, keymap_alt
		1734	mov ecx, 128
		1735	call memmove
		1736	ret
4700	mario79	1737	;--------------------------------------
		1738	.country:
		1739	; country identifier
2288	clevermous	1740	sub ecx, 6
4700	mario79	1741	jnz .error
		1742
2288	clevermous	1743	mov word [keyboard], dx
		1744	ret
4700	mario79	1745	;--------------------------------------
		1746	@@:
		1747	; F.21.5 - set system language
		1748	sub ebx, 3
		1749	jnz @f
2288	clevermous	1750
		1751	mov [syslang], ecx
		1752	ret
4700	mario79	1753	;--------------------------------------
		1754	@@:
		1755	; F.21.11 - enable/disable low-level access to HD
		1756	and ecx, 1
		1757	sub ebx, 6
		1758	jnz @f
2288	clevermous	1759
4700	mario79	1760	mov [lba_read_enabled], ecx
2288	clevermous	1761	ret
4700	mario79	1762	;--------------------------------------
		1763	@@:
		1764	; F.21.12 - enable/disable low-level access to PCI
2288	clevermous	1765	dec ebx
4700	mario79	1766	jnz .error
2288	clevermous	1767
		1768	mov [pci_access_enabled], ecx
		1769	ret
4700	mario79	1770	;--------------------------------------
		1771	.error:
2288	clevermous	1772	or [esp+32], dword -1
		1773	ret
4700	mario79	1774	;-----------------------------------------------------------------------------
2288	clevermous	1775	align 4
		1776	sys_getsetup:
4700	mario79	1777	; 1 = roland mpu midi base , base io address
		1778	; 2 = keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1779	; 3 = not used
		1780	; 4 = not used
		1781	; 5 = system language, 1eng 2fi 3ger 4rus
		1782	; 6 = not used
		1783	; 7 = not used
		1784	; 8 = not used
		1785	; 9 = get hs timer tic
		1786	; 10 = not used
		1787	; 11 = get the state "lba read"
		1788	; 12 = get the state "pci access"
		1789	;-----------------------------------------------------------------------------
		1790	; F.26.1 - get MPU MIDI base port
		1791	dec ebx
		1792	jnz @f
2288	clevermous	1793
		1794	movzx eax, [midi_base]
		1795	mov [esp+32], eax
		1796	ret
4700	mario79	1797	;--------------------------------------
		1798	@@:
		1799	; F.26.2 - get keyboard layout
2288	clevermous	1800	dec ebx
4700	mario79	1801	jnz @f
2288	clevermous	1802
		1803	mov edi, [TASK_BASE]
		1804	mov ebx, [edi+TASKDATA.mem_start]
		1805	add ebx, edx
4700	mario79	1806	; 1 = normal layout
		1807	dec ecx
		1808	jnz .shift
2288	clevermous	1809
		1810	mov eax, keymap
		1811	mov ecx, 128
		1812	call memmove
		1813	ret
4700	mario79	1814	;--------------------------------------
		1815	.shift:
		1816	; 2 = layout with pressed Shift
2288	clevermous	1817	dec ecx
4700	mario79	1818	jnz .alt
2288	clevermous	1819
		1820	mov eax, keymap_shift
		1821	mov ecx, 128
		1822	call memmove
		1823	ret
4700	mario79	1824	;--------------------------------------
		1825	.alt:
		1826	; 3 = layout with pressed Alt
2288	clevermous	1827	dec ecx
4700	mario79	1828	jne .country
2288	clevermous	1829
		1830	mov eax, keymap_alt
		1831	mov ecx, 128
		1832	call memmove
		1833	ret
4700	mario79	1834	;--------------------------------------
		1835	.country:
		1836	; 9 = country identifier
2288	clevermous	1837	sub ecx, 6
4700	mario79	1838	jnz .error
		1839
2288	clevermous	1840	movzx eax, word [keyboard]
		1841	mov [esp+32], eax
		1842	ret
4700	mario79	1843	;--------------------------------------
		1844	@@:
		1845	; F.26.5 - get system language
		1846	sub ebx, 3
		1847	jnz @f
2288	clevermous	1848
		1849	mov eax, [syslang]
		1850	mov [esp+32], eax
		1851	ret
4700	mario79	1852	;--------------------------------------
		1853	@@:
		1854	; F.26.9 - get the value of the time counter
4573	clevermous	1855	sub ebx, 4
4700	mario79	1856	jnz @f
		1857
		1858	mov eax, [timer_ticks]
2288	clevermous	1859	mov [esp+32], eax
		1860	ret
4700	mario79	1861	;--------------------------------------
		1862	@@:
		1863	; F.26.11 - Find out whether low-level HD access is enabled
2288	clevermous	1864	sub ebx, 2
4700	mario79	1865	jnz @f
		1866
2288	clevermous	1867	mov eax, [lba_read_enabled]
		1868	mov [esp+32], eax
		1869	ret
4700	mario79	1870	;--------------------------------------
		1871	@@:
		1872	; F.26.12 - Find out whether low-level PCI access is enabled
2288	clevermous	1873	dec ebx
4700	mario79	1874	jnz .error
		1875
2288	clevermous	1876	mov eax, [pci_access_enabled]
		1877	mov [esp+32], eax
		1878	ret
4700	mario79	1879	;--------------------------------------
		1880	.error:
		1881	or [esp+32], dword -1
2288	clevermous	1882	ret
4700	mario79	1883	;-----------------------------------------------------------------------------
2288	clevermous	1884	get_timer_ticks:
		1885	mov eax, [timer_ticks]
		1886	ret
4700	mario79	1887	;-----------------------------------------------------------------------------
2288	clevermous	1888	iglobal
		1889	align 4
		1890	mousefn dd msscreen, mswin, msbutton, msset
		1891	dd app_load_cursor
		1892	dd app_set_cursor
		1893	dd app_delete_cursor
		1894	dd msz
		1895	endg
4700	mario79	1896	;-----------------------------------------------------------------------------
2288	clevermous	1897	readmousepos:
		1898
		1899	; eax=0 screen relative
		1900	; eax=1 window relative
		1901	; eax=2 buttons pressed
		1902	; eax=3 set mouse pos ; reserved
		1903	; eax=4 load cursor
		1904	; eax=5 set cursor
		1905	; eax=6 delete cursor ; reserved
		1906	; eax=7 get mouse_z
		1907
		1908	cmp ebx, 7
		1909	ja msset
		1910	jmp [mousefn+ebx*4]
		1911	msscreen:
		1912	mov eax, [MOUSE_X]
		1913	shl eax, 16
		1914	mov ax, [MOUSE_Y]
		1915	mov [esp+36-4], eax
		1916	ret
		1917	mswin:
		1918	mov eax, [MOUSE_X]
		1919	shl eax, 16
		1920	mov ax, [MOUSE_Y]
		1921	mov esi, [TASK_BASE]
		1922	mov bx, word [esi-twdw+WDATA.box.left]
		1923	shl ebx, 16
		1924	mov bx, word [esi-twdw+WDATA.box.top]
		1925	sub eax, ebx
		1926
		1927	mov edi, [CURRENT_TASK]
		1928	shl edi, 8
		1929	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1930	rol eax, 16
		1931	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1932	rol eax, 16
		1933	mov [esp+36-4], eax
		1934	ret
		1935	msbutton:
		1936	movzx eax, byte [BTN_DOWN]
		1937	mov [esp+36-4], eax
		1938	ret
		1939	msz:
		1940	mov edi, [TASK_COUNT]
		1941	movzx edi, word [WIN_POS + edi*2]
		1942	cmp edi, [CURRENT_TASK]
		1943	jne @f
		1944	mov ax, [MOUSE_SCROLL_H]
		1945	shl eax, 16
		1946	mov ax, [MOUSE_SCROLL_V]
		1947	mov [esp+36-4], eax
		1948	and [MOUSE_SCROLL_H], word 0
		1949	and [MOUSE_SCROLL_V], word 0
		1950	ret
		1951	@@:
		1952	and [esp+36-4], dword 0
		1953	; ret
		1954	msset:
		1955	ret
		1956
		1957	app_load_cursor:
		1958	cmp ecx, OS_BASE
		1959	jae msset
		1960	stdcall load_cursor, ecx, edx
		1961	mov [esp+36-4], eax
		1962	ret
		1963
		1964	app_set_cursor:
		1965	stdcall set_cursor, ecx
		1966	mov [esp+36-4], eax
		1967	ret
		1968
		1969	app_delete_cursor:
		1970	stdcall delete_cursor, ecx
		1971	mov [esp+36-4], eax
		1972	ret
		1973
		1974	is_input:
		1975
		1976	push edx
		1977	mov dx, word [midisp]
		1978	in al, dx
		1979	and al, 0x80
		1980	pop edx
		1981	ret
		1982
		1983	is_output:
		1984
		1985	push edx
		1986	mov dx, word [midisp]
		1987	in al, dx
		1988	and al, 0x40
		1989	pop edx
		1990	ret
		1991
		1992
		1993	get_mpu_in:
		1994
		1995	push edx
		1996	mov dx, word [mididp]
		1997	in al, dx
		1998	pop edx
		1999	ret
		2000
		2001
		2002	put_mpu_out:
		2003
		2004	push edx
		2005	mov dx, word [mididp]
		2006	out dx, al
		2007	pop edx
		2008	ret
		2009
		2010
		2011
		2012	align 4
		2013
		2014	sys_midi:
		2015	cmp [mididp], 0
		2016	jnz sm0
		2017	mov [esp+36], dword 1
		2018	ret
		2019	sm0:
		2020	and [esp+36], dword 0
		2021	dec ebx
		2022	jnz smn1
		2023	; call setuart
		2024	su1:
		2025	call is_output
		2026	test al, al
		2027	jnz su1
		2028	mov dx, word [midisp]
		2029	mov al, 0xff
		2030	out dx, al
		2031	su2:
		2032	mov dx, word [midisp]
		2033	mov al, 0xff
		2034	out dx, al
		2035	call is_input
		2036	test al, al
		2037	jnz su2
		2038	call get_mpu_in
		2039	cmp al, 0xfe
		2040	jnz su2
		2041	su3:
		2042	call is_output
		2043	test al, al
		2044	jnz su3
		2045	mov dx, word [midisp]
		2046	mov al, 0x3f
		2047	out dx, al
		2048	ret
		2049	smn1:
		2050	dec ebx
		2051	jnz smn2
		2052	sm10:
		2053	call get_mpu_in
		2054	call is_output
		2055	test al, al
		2056	jnz sm10
		2057	mov al, bl
		2058	call put_mpu_out
		2059	smn2:
		2060	ret
		2061
		2062	detect_devices:
		2063	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2064	;include 'detect/commouse.inc'
		2065	;include 'detect/ps2mouse.inc'
		2066	;include 'detect/dev_fd.inc'
		2067	;include 'detect/dev_hdcd.inc'
		2068	;include 'detect/sear_par.inc'
		2069	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2070	ret
		2071
		2072	sys_end:
2430	mario79	2073	;--------------------------------------
		2074	cmp [_display.select_cursor], 0
		2075	je @f
		2076	; restore default cursor before killing
		2077	pusha
		2078	mov ecx, [current_slot]
2435	mario79	2079	call restore_default_cursor_before_killing
2430	mario79	2080	popa
		2081	@@:
		2082	;--------------------------------------
3545	hidnplayr	2083	; kill all sockets this process owns
		2084	pusha
		2085	mov edx, [TASK_BASE]
		2086	mov edx, [edx+TASKDATA.pid]
		2087	call SOCKET_process_end
		2088	popa
		2089	;--------------------------------------
2288	clevermous	2090	mov ecx, [current_slot]
		2091	mov eax, [ecx+APPDATA.tls_base]
		2092	test eax, eax
		2093	jz @F
		2094
		2095	stdcall user_free, eax
		2096	@@:
		2097
		2098	mov eax, [TASK_BASE]
		2099	mov [eax+TASKDATA.state], 3; terminate this program
3534	clevermous	2100	call wakeup_osloop
2288	clevermous	2101
3597	Serge	2102	.waitterm: ; wait here for termination
		2103	call change_task
		2104	jmp .waitterm
2435	mario79	2105	;------------------------------------------------------------------------------
2452	mario79	2106	align 4
2435	mario79	2107	restore_default_cursor_before_killing:
2468	mario79	2108	pushfd
		2109	cli
2435	mario79	2110	mov eax, [def_cursor]
		2111	mov [ecx+APPDATA.cursor], eax
2288	clevermous	2112
2435	mario79	2113	movzx eax, word [MOUSE_Y]
		2114	movzx ebx, word [MOUSE_X]
2446	mario79	2115	mov eax, [d_width_calc_area + eax*4]
		2116
2435	mario79	2117	add eax, [_WinMapAddress]
		2118	movzx edx, byte [ebx+eax]
		2119	shl edx, 8
		2120	mov esi, [edx+SLOT_BASE+APPDATA.cursor]
2452	mario79	2121
		2122	cmp esi, [current_cursor]
		2123	je @f
		2124
2435	mario79	2125	push esi
		2126	call [_display.select_cursor]
		2127	mov [current_cursor], esi
2452	mario79	2128	@@:
2450	mario79	2129	mov [redrawmouse_unconditional], 1
3534	clevermous	2130	call wakeup_osloop
2468	mario79	2131	popfd
2435	mario79	2132	ret
		2133	;------------------------------------------------------------------------------
2288	clevermous	2134	iglobal
		2135	align 4
		2136	sys_system_table:
		2137	dd sysfn_deactivate ; 1 = deactivate window
		2138	dd sysfn_terminate ; 2 = terminate thread
		2139	dd sysfn_activate ; 3 = activate window
		2140	dd sysfn_getidletime ; 4 = get idle time
		2141	dd sysfn_getcpuclock ; 5 = get cpu clock
		2142	dd sysfn_saveramdisk ; 6 = save ramdisk
		2143	dd sysfn_getactive ; 7 = get active window
		2144	dd sysfn_sound_flag ; 8 = get/set sound_flag
		2145	dd sysfn_shutdown ; 9 = shutdown with parameter
		2146	dd sysfn_minimize ; 10 = minimize window
		2147	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		2148	dd sysfn_lastkey ; 12 = get last pressed key
		2149	dd sysfn_getversion ; 13 = get kernel version
		2150	dd sysfn_waitretrace ; 14 = wait retrace
		2151	dd sysfn_centermouse ; 15 = center mouse cursor
		2152	dd sysfn_getfreemem ; 16 = get free memory size
		2153	dd sysfn_getallmem ; 17 = get total memory size
		2154	dd sysfn_terminate2 ; 18 = terminate thread using PID
		2155	; instead of slot
		2156	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		2157	dd sysfn_meminfo ; 20 = get extended memory info
		2158	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		2159	dd sysfn_min_rest_window ; 22 = minimize and restore any window
2648	mario79	2160	dd sysfn_min_windows ; 23 = minimize all windows
2654	mario79	2161	dd sysfn_set_screen_sizes ; 24 = set screen sizes for Vesa
2288	clevermous	2162	sysfn_num = ($ - sys_system_table)/4
		2163	endg
		2164	;------------------------------------------------------------------------------
		2165	sys_system:
		2166	dec ebx
		2167	cmp ebx, sysfn_num
		2168	jae @f
		2169	jmp dword [sys_system_table + ebx*4]
		2170	@@:
		2171	ret
		2172	;------------------------------------------------------------------------------
		2173	sysfn_shutdown: ; 18.9 = system shutdown
		2174	cmp ecx, 1
		2175	jl exit_for_anyone
		2176	cmp ecx, 4
		2177	jg exit_for_anyone
3732	Serge	2178	mov [BOOT_VARS+0x9030], cl
2288	clevermous	2179
		2180	mov eax, [TASK_COUNT]
		2181	mov [SYS_SHUTDOWN], al
		2182	mov [shutdown_processes], eax
3534	clevermous	2183	call wakeup_osloop
2288	clevermous	2184	and dword [esp+32], 0
		2185	exit_for_anyone:
		2186	ret
		2187	uglobal
		2188	shutdown_processes:
		2189	dd 0x0
		2190	endg
		2191	;------------------------------------------------------------------------------
		2192	sysfn_terminate: ; 18.2 = TERMINATE
2472	mario79	2193	push ecx
2288	clevermous	2194	cmp ecx, 2
		2195	jb noprocessterminate
		2196	mov edx, [TASK_COUNT]
		2197	cmp ecx, edx
		2198	ja noprocessterminate
		2199	mov eax, [TASK_COUNT]
		2200	shl ecx, 5
		2201	mov edx, [ecx+CURRENT_TASK+TASKDATA.pid]
		2202	add ecx, CURRENT_TASK+TASKDATA.state
		2203	cmp byte [ecx], 9
		2204	jz noprocessterminate
3296	clevermous	2205	push ecx edx
		2206	lea edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
		2207	call request_terminate
		2208	pop edx ecx
		2209	test eax, eax
		2210	jz noprocessterminate
2430	mario79	2211	;--------------------------------------
3545	hidnplayr	2212	; terminate all network sockets it used
		2213	pusha
		2214	mov eax, edx
		2215	call SOCKET_process_end
		2216	popa
		2217	;--------------------------------------
2430	mario79	2218	cmp [_display.select_cursor], 0
2452	mario79	2219	je .restore_end
2430	mario79	2220	; restore default cursor before killing
		2221	pusha
		2222	mov ecx, [esp+32]
		2223	shl ecx, 8
2435	mario79	2224	add ecx, SLOT_BASE
2452	mario79	2225	mov eax, [def_cursor]
		2226	cmp [ecx+APPDATA.cursor], eax
		2227	je @f
2435	mario79	2228	call restore_default_cursor_before_killing
2452	mario79	2229	@@:
2430	mario79	2230	popa
2452	mario79	2231	.restore_end:
2430	mario79	2232	;--------------------------------------
2288	clevermous	2233	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2234	mov [ecx], byte 3; clear possible i40's
3534	clevermous	2235	call wakeup_osloop
2288	clevermous	2236	;call MEM_Heap_UnLock
		2237
3534	clevermous	2238	cmp edx, [application_table_owner]; clear app table stat
2288	clevermous	2239	jne noatsc
3534	clevermous	2240	call unlock_application_table
2468	mario79	2241	noatsc:
		2242	noprocessterminate:
2472	mario79	2243	add esp, 4
2288	clevermous	2244	ret
		2245	;------------------------------------------------------------------------------
		2246	sysfn_terminate2:
		2247	;lock application_table_status mutex
		2248	.table_status:
3534	clevermous	2249	call lock_application_table
2288	clevermous	2250	mov eax, ecx
		2251	call pid_to_slot
		2252	test eax, eax
		2253	jz .not_found
		2254	mov ecx, eax
		2255	cli
		2256	call sysfn_terminate
3534	clevermous	2257	call unlock_application_table
2288	clevermous	2258	sti
		2259	and dword [esp+32], 0
		2260	ret
		2261	.not_found:
3534	clevermous	2262	call unlock_application_table
2288	clevermous	2263	or dword [esp+32], -1
		2264	ret
		2265	;------------------------------------------------------------------------------
		2266	sysfn_deactivate: ; 18.1 = DEACTIVATE WINDOW
		2267	cmp ecx, 2
		2268	jb .nowindowdeactivate
		2269	cmp ecx, [TASK_COUNT]
		2270	ja .nowindowdeactivate
2408	Serge	2271
2288	clevermous	2272	movzx esi, word [WIN_STACK + ecx*2]
		2273	cmp esi, 1
		2274	je .nowindowdeactivate ; already deactive
		2275
		2276	mov edi, ecx
		2277	shl edi, 5
		2278	add edi, window_data
		2279	movzx esi, word [WIN_STACK + ecx * 2]
		2280	lea esi, [WIN_POS + esi * 2]
		2281	call window._.window_deactivate
2408	Serge	2282
2288	clevermous	2283	call syscall_display_settings._.calculate_whole_screen
		2284	call syscall_display_settings._.redraw_whole_screen
		2285	.nowindowdeactivate:
		2286	ret
3455	mario79	2287	;------------------------------------------------------------------------------
2288	clevermous	2288	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
		2289	cmp ecx, 2
		2290	jb .nowindowactivate
		2291	cmp ecx, [TASK_COUNT]
		2292	ja .nowindowactivate
3455	mario79	2293	;-------------------------------------
		2294	@@:
		2295	; If the window is captured and moved by the user,
		2296	; then you can't change the position in window stack!!!
		2297	mov al, [mouse.active_sys_window.action]
		2298	and al, WINDOW_MOVE_AND_RESIZE_FLAGS
		2299	test al, al
		2300	jz @f
		2301	call change_task
		2302	jmp @b
		2303	@@:
		2304	;-------------------------------------
2288	clevermous	2305	mov [window_minimize], 2; restore window if minimized
3534	clevermous	2306	call wakeup_osloop
2288	clevermous	2307
		2308	movzx esi, word [WIN_STACK + ecx*2]
		2309	cmp esi, [TASK_COUNT]
		2310	je .nowindowactivate; already active
		2311
		2312	mov edi, ecx
		2313	shl edi, 5
		2314	add edi, window_data
		2315	movzx esi, word [WIN_STACK + ecx * 2]
		2316	lea esi, [WIN_POS + esi * 2]
		2317	call waredraw
		2318	.nowindowactivate:
		2319	ret
		2320	;------------------------------------------------------------------------------
		2321	sysfn_getidletime: ; 18.4 = GET IDLETIME
3534	clevermous	2322	mov eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
2288	clevermous	2323	mov [esp+32], eax
		2324	ret
		2325	;------------------------------------------------------------------------------
		2326	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
3481	Serge	2327	mov eax, dword [cpu_freq]
2288	clevermous	2328	mov [esp+32], eax
		2329	ret
		2330	;------------------------------------------------------------------------------
3481	Serge	2331	get_cpu_freq:
		2332	mov eax, dword [cpu_freq]
		2333	mov edx, dword [cpu_freq+4]
		2334	ret
2288	clevermous	2335	; SAVE ramdisk to /hd/1/menuet.img
		2336	;!!!!!!!!!!!!!!!!!!!!!!!!
		2337	include 'blkdev/rdsave.inc'
		2338	;!!!!!!!!!!!!!!!!!!!!!!!!
		2339	;------------------------------------------------------------------------------
		2340	align 4
		2341	sysfn_getactive: ; 18.7 = get active window
		2342	mov eax, [TASK_COUNT]
		2343	movzx eax, word [WIN_POS + eax*2]
		2344	mov [esp+32], eax
		2345	ret
		2346	;------------------------------------------------------------------------------
		2347	sysfn_sound_flag: ; 18.8 = get/set sound_flag
		2348	; cmp ecx,1
		2349	dec ecx
		2350	jnz nogetsoundflag
		2351	movzx eax, byte [sound_flag]; get sound_flag
		2352	mov [esp+32], eax
		2353	ret
		2354	nogetsoundflag:
		2355	; cmp ecx,2
		2356	dec ecx
		2357	jnz nosoundflag
		2358	xor byte [sound_flag], 1
		2359	nosoundflag:
		2360	ret
		2361	;------------------------------------------------------------------------------
		2362	sysfn_minimize: ; 18.10 = minimize window
		2363	mov [window_minimize], 1
3534	clevermous	2364	call wakeup_osloop
2288	clevermous	2365	ret
		2366	;------------------------------------------------------------------------------
		2367	align 4
		2368	sysfn_getdiskinfo: ; 18.11 = get disk info table
		2369	dec ecx
4641	mario79	2370	jnz .exit
		2371	.small_table:
2288	clevermous	2372	mov edi, edx
		2373	mov esi, DRIVE_DATA
4641	mario79	2374	mov ecx, DRIVE_DATA_SIZE ;10
2288	clevermous	2375	cld
4641	mario79	2376	rep movsb
		2377	.exit:
2288	clevermous	2378	ret
		2379	;------------------------------------------------------------------------------
		2380	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2381	and dword [esp+32], 0
		2382	ret
		2383	;------------------------------------------------------------------------------
		2384	sysfn_getversion: ; 18.13 = get kernel ID and version
		2385	mov edi, ecx
		2386	mov esi, version_inf
		2387	mov ecx, version_end-version_inf
		2388	rep movsb
		2389	ret
		2390	;------------------------------------------------------------------------------
		2391	sysfn_waitretrace: ; 18.14 = sys wait retrace
		2392	;wait retrace functions
		2393	sys_wait_retrace:
		2394	mov edx, 0x3da
		2395	WaitRetrace_loop:
		2396	in al, dx
		2397	test al, 1000b
		2398	jz WaitRetrace_loop
		2399	and [esp+32], dword 0
		2400	ret
		2401	;------------------------------------------------------------------------------
		2402	align 4
		2403	sysfn_centermouse: ; 18.15 = mouse centered
		2404	; removed here by
		2405	; call mouse_centered
		2406	;* mouse centered - start code- Mario79
		2407	;mouse_centered:
		2408	; push eax
		2409	mov eax, [Screen_Max_X]
		2410	shr eax, 1
		2411	mov [MOUSE_X], ax
		2412	mov eax, [Screen_Max_Y]
		2413	shr eax, 1
		2414	mov [MOUSE_Y], ax
3534	clevermous	2415	call wakeup_osloop
2288	clevermous	2416	; ret
		2417	;* mouse centered - end code- Mario79
		2418	xor eax, eax
		2419	and [esp+32], eax
		2420	; pop eax
		2421	ret
		2422	;------------------------------------------------------------------------------
		2423	align 4
		2424	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2425	test ecx, ecx; get mouse speed factor
		2426	jnz .set_mouse_acceleration
		2427	xor eax, eax
		2428	mov ax, [mouse_speed_factor]
		2429	mov [esp+32], eax
		2430	ret
		2431	.set_mouse_acceleration:
		2432	; cmp ecx,1 ; set mouse speed factor
		2433	dec ecx
		2434	jnz .get_mouse_delay
		2435	mov [mouse_speed_factor], dx
		2436	ret
		2437	.get_mouse_delay:
		2438	; cmp ecx,2 ; get mouse delay
		2439	dec ecx
		2440	jnz .set_mouse_delay
		2441	mov eax, [mouse_delay]
		2442	mov [esp+32], eax
		2443	ret
		2444	.set_mouse_delay:
		2445	; cmp ecx,3 ; set mouse delay
		2446	dec ecx
		2447	jnz .set_pointer_position
		2448	mov [mouse_delay], edx
		2449	ret
		2450	.set_pointer_position:
		2451	; cmp ecx,4 ; set mouse pointer position
		2452	dec ecx
		2453	jnz .set_mouse_button
		2454	cmp dx, word[Screen_Max_Y]
		2455	ja .end
		2456	rol edx, 16
		2457	cmp dx, word[Screen_Max_X]
		2458	ja .end
		2459	mov [MOUSE_X], edx
4381	hidnplayr	2460	mov [mouse_active], 1
3534	clevermous	2461	call wakeup_osloop
2288	clevermous	2462	ret
		2463	.set_mouse_button:
		2464	; cmp ecx,5 ; set mouse button features
		2465	dec ecx
		2466	jnz .end
		2467	mov [BTN_DOWN], dl
		2468	mov [mouse_active], 1
3534	clevermous	2469	call wakeup_osloop
2288	clevermous	2470	.end:
		2471	ret
		2472	;------------------------------------------------------------------------------
		2473	sysfn_getfreemem:
		2474	mov eax, [pg_data.pages_free]
		2475	shl eax, 2
		2476	mov [esp+32], eax
		2477	ret
2648	mario79	2478	;------------------------------------------------------------------------------
2288	clevermous	2479	sysfn_getallmem:
		2480	mov eax, [MEM_AMOUNT]
		2481	shr eax, 10
		2482	mov [esp+32], eax
		2483	ret
2648	mario79	2484	;------------------------------------------------------------------------------
2288	clevermous	2485	sysfn_pid_to_slot:
		2486	mov eax, ecx
		2487	call pid_to_slot
		2488	mov [esp+32], eax
		2489	ret
2648	mario79	2490	;------------------------------------------------------------------------------
2288	clevermous	2491	sysfn_min_rest_window:
		2492	pushad
		2493	mov eax, edx ; ebx - operating
		2494	shr ecx, 1
		2495	jnc @f
		2496	call pid_to_slot
		2497	@@:
		2498	or eax, eax ; eax - number of slot
		2499	jz .error
		2500	cmp eax, 255 ; varify maximal slot number
		2501	ja .error
		2502	movzx eax, word [WIN_STACK + eax*2]
		2503	shr ecx, 1
		2504	jc .restore
		2505	; .minimize:
		2506	call minimize_window
		2507	jmp .exit
		2508	.restore:
		2509	call restore_minimized_window
		2510	.exit:
		2511	popad
		2512	xor eax, eax
		2513	mov [esp+32], eax
		2514	ret
		2515	.error:
		2516	popad
		2517	xor eax, eax
		2518	dec eax
		2519	mov [esp+32], eax
		2520	ret
2648	mario79	2521	;------------------------------------------------------------------------------
		2522	sysfn_min_windows:
		2523	call minimize_all_window
		2524	mov [esp+32], eax
		2525	call change_task
		2526	ret
		2527	;------------------------------------------------------------------------------
2654	mario79	2528	sysfn_set_screen_sizes:
		2529	cmp [SCR_MODE], word 0x13
		2530	jbe .exit
		2531
		2532	cmp [_display.select_cursor], select_cursor
		2533	jne .exit
		2534
		2535	cmp ecx, [display_width_standard]
		2536	ja .exit
		2537
		2538	cmp edx, [display_height_standard]
		2539	ja .exit
		2540
		2541	pushfd
		2542	cli
		2543	mov eax, ecx
3606	Serge	2544	mov ecx, [_display.pitch]
2654	mario79	2545	mov [_display.width], eax
		2546	dec eax
		2547	mov [_display.height], edx
		2548	dec edx
		2549	; eax - new Screen_Max_X
		2550	; edx - new Screen_Max_Y
		2551	mov [do_not_touch_winmap], 1
		2552	call set_screen
		2553	mov [do_not_touch_winmap], 0
		2554	popfd
		2555	call change_task
		2556	.exit:
		2557	ret
		2558	;------------------------------------------------------------------------------
2288	clevermous	2559	uglobal
		2560	screen_workarea RECT
2654	mario79	2561	display_width_standard dd 0
		2562	display_height_standard dd 0
		2563	do_not_touch_winmap db 0
2288	clevermous	2564	window_minimize db 0
		2565	sound_flag db 0
2654	mario79	2566
2288	clevermous	2567	endg
		2568
		2569	UID_NONE=0
		2570	UID_MENUETOS=1 ;official
		2571	UID_KOLIBRI=2 ;russian
		2572
		2573	iglobal
		2574	version_inf:
3454	mario79	2575	db 0,7,7,0 ; version 0.7.7.0
		2576	db 0
		2577	.rev dd __REV__
2288	clevermous	2578	version_end:
		2579	endg
2515	mario79	2580	;------------------------------------------------------------------------------
		2581	align 4
2288	clevermous	2582	sys_cachetodiskette:
		2583	cmp ebx, 1
4273	clevermous	2584	jb .no_floppy_save
2288	clevermous	2585	cmp ebx, 2
4273	clevermous	2586	ja .no_floppy_save
2288	clevermous	2587	call save_image
4273	clevermous	2588	mov [esp + 32], eax
		2589	ret
		2590	.no_floppy_save:
2288	clevermous	2591	mov [esp + 32], dword 1
		2592	ret
2515	mario79	2593	;------------------------------------------------------------------------------
2288	clevermous	2594	uglobal
		2595	; bgrchanged dd 0x0
		2596	align 4
		2597	bgrlockpid dd 0
		2598	bgrlock db 0
		2599	endg
2515	mario79	2600	;------------------------------------------------------------------------------
		2601	align 4
2288	clevermous	2602	sys_background:
		2603	cmp ebx, 1 ; BACKGROUND SIZE
		2604	jnz nosb1
		2605	test ecx, ecx
		2606	jz sbgrr
2547	mario79	2607
2288	clevermous	2608	test edx, edx
		2609	jz sbgrr
2515	mario79	2610	;--------------------------------------
		2611	align 4
2288	clevermous	2612	@@:
		2613	;;Maxis use atomic bts for mutexes 4.4.2009
		2614	bts dword [bgrlock], 0
		2615	jnc @f
		2616	call change_task
		2617	jmp @b
2515	mario79	2618	;--------------------------------------
		2619	align 4
2288	clevermous	2620	@@:
		2621	mov [BgrDataWidth], ecx
		2622	mov [BgrDataHeight], edx
		2623	; mov [bgrchanged],1
		2624
		2625	pushad
		2626	; return memory for old background
		2627	mov eax, [img_background]
		2628	cmp eax, static_background_data
		2629	jz @f
		2630	stdcall kernel_free, eax
2515	mario79	2631	;--------------------------------------
		2632	align 4
2288	clevermous	2633	@@:
		2634	; calculate RAW size
		2635	xor eax, eax
		2636	inc eax
		2637	cmp [BgrDataWidth], eax
		2638	jae @f
		2639	mov [BgrDataWidth], eax
2515	mario79	2640	;--------------------------------------
		2641	align 4
2288	clevermous	2642	@@:
		2643	cmp [BgrDataHeight], eax
		2644	jae @f
		2645	mov [BgrDataHeight], eax
2515	mario79	2646	;--------------------------------------
		2647	align 4
2288	clevermous	2648	@@:
		2649	mov eax, [BgrDataWidth]
		2650	imul eax, [BgrDataHeight]
		2651	lea eax, [eax*3]
2464	mario79	2652	; it is reserved with aligned to the boundary of 4 KB pages,
		2653	; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
		2654	; because the 32 bit read is used for high performance: "mov eax,[esi]"
		2655	shr eax, 12
		2656	inc eax
		2657	shl eax, 12
2288	clevermous	2658	mov [mem_BACKGROUND], eax
		2659	; get memory for new background
		2660	stdcall kernel_alloc, eax
		2661	test eax, eax
		2662	jz .memfailed
		2663	mov [img_background], eax
		2664	jmp .exit
2515	mario79	2665	;--------------------------------------
		2666	align 4
2288	clevermous	2667	.memfailed:
		2668	; revert to static monotone data
		2669	mov [img_background], static_background_data
		2670	xor eax, eax
		2671	inc eax
		2672	mov [BgrDataWidth], eax
		2673	mov [BgrDataHeight], eax
		2674	mov [mem_BACKGROUND], 4
2515	mario79	2675	;--------------------------------------
		2676	align 4
2288	clevermous	2677	.exit:
		2678	popad
		2679	mov [bgrlock], 0
2515	mario79	2680	;--------------------------------------
		2681	align 4
		2682	sbgrr:
2288	clevermous	2683	ret
2515	mario79	2684	;------------------------------------------------------------------------------
		2685	align 4
2288	clevermous	2686	nosb1:
		2687	cmp ebx, 2 ; SET PIXEL
		2688	jnz nosb2
		2689
		2690	mov eax, [img_background]
		2691	test ecx, ecx
		2692	jz @f
		2693	cmp eax, static_background_data
		2694	jz .ret
2515	mario79	2695	;--------------------------------------
		2696	align 4
2288	clevermous	2697	@@:
		2698	mov ebx, [mem_BACKGROUND]
		2699	add ebx, 4095
		2700	and ebx, -4096
		2701	sub ebx, 4
		2702	cmp ecx, ebx
		2703	ja .ret
		2704
		2705	mov ebx, [eax+ecx]
		2706	and ebx, 0xFF000000;255256256*256
		2707	and edx, 0x00FFFFFF;255256256+255*256+255
		2708	add edx, ebx
		2709	mov [eax+ecx], edx
2515	mario79	2710	;--------------------------------------
		2711	align 4
2288	clevermous	2712	.ret:
		2713	ret
2515	mario79	2714	;------------------------------------------------------------------------------
		2715	align 4
2288	clevermous	2716	nosb2:
		2717	cmp ebx, 3 ; DRAW BACKGROUND
		2718	jnz nosb3
2515	mario79	2719	;--------------------------------------
		2720	align 4
2288	clevermous	2721	draw_background_temp:
		2722	mov [background_defined], 1
		2723	call force_redraw_background
2515	mario79	2724	;--------------------------------------
		2725	align 4
		2726	nosb31:
2288	clevermous	2727	ret
2515	mario79	2728	;------------------------------------------------------------------------------
		2729	align 4
		2730	nosb3:
2288	clevermous	2731	cmp ebx, 4 ; TILED / STRETCHED
		2732	jnz nosb4
		2733	cmp ecx, [BgrDrawMode]
		2734	je nosb41
		2735	mov [BgrDrawMode], ecx
2515	mario79	2736	;--------------------------------------
		2737	align 4
		2738	nosb41:
2288	clevermous	2739	ret
2515	mario79	2740	;------------------------------------------------------------------------------
		2741	align 4
		2742	nosb4:
2288	clevermous	2743	cmp ebx, 5 ; BLOCK MOVE TO BGR
		2744	jnz nosb5
		2745	cmp [img_background], static_background_data
		2746	jnz @f
		2747	test edx, edx
		2748	jnz .fin
		2749	cmp esi, 4
		2750	ja .fin
2515	mario79	2751	;--------------------------------------
		2752	align 4
		2753	@@:
2288	clevermous	2754	; bughere
		2755	mov eax, ecx
		2756	mov ebx, edx
		2757	add ebx, [img_background];IMG_BACKGROUND
		2758	mov ecx, esi
		2759	call memmove
2515	mario79	2760	;--------------------------------------
		2761	align 4
		2762	.fin:
2288	clevermous	2763	ret
2515	mario79	2764	;------------------------------------------------------------------------------
		2765	align 4
		2766	nosb5:
2288	clevermous	2767	cmp ebx, 6
		2768	jnz nosb6
2515	mario79	2769	;--------------------------------------
		2770	align 4
2288	clevermous	2771	;;Maxis use atomic bts for mutex 4.4.2009
		2772	@@:
		2773	bts dword [bgrlock], 0
		2774	jnc @f
		2775	call change_task
		2776	jmp @b
2515	mario79	2777	;--------------------------------------
		2778	align 4
2288	clevermous	2779	@@:
		2780	mov eax, [CURRENT_TASK]
		2781	mov [bgrlockpid], eax
		2782	cmp [img_background], static_background_data
		2783	jz .nomem
		2784	stdcall user_alloc, [mem_BACKGROUND]
		2785	mov [esp+32], eax
		2786	test eax, eax
		2787	jz .nomem
		2788	mov ebx, eax
		2789	shr ebx, 12
		2790	or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
		2791	mov esi, [img_background]
		2792	shr esi, 12
		2793	mov ecx, [mem_BACKGROUND]
		2794	add ecx, 0xFFF
		2795	shr ecx, 12
2515	mario79	2796	;--------------------------------------
		2797	align 4
2288	clevermous	2798	.z:
		2799	mov eax, [page_tabs+ebx*4]
		2800	test al, 1
		2801	jz @f
		2802	call free_page
2515	mario79	2803	;--------------------------------------
		2804	align 4
2288	clevermous	2805	@@:
		2806	mov eax, [page_tabs+esi*4]
		2807	or al, PG_UW
		2808	mov [page_tabs+ebx*4], eax
		2809	mov eax, ebx
		2810	shl eax, 12
		2811	invlpg [eax]
		2812	inc ebx
		2813	inc esi
		2814	loop .z
		2815	ret
2515	mario79	2816	;--------------------------------------
		2817	align 4
2288	clevermous	2818	.nomem:
		2819	and [bgrlockpid], 0
		2820	mov [bgrlock], 0
2515	mario79	2821	;------------------------------------------------------------------------------
		2822	align 4
2288	clevermous	2823	nosb6:
		2824	cmp ebx, 7
		2825	jnz nosb7
		2826	cmp [bgrlock], 0
		2827	jz .err
		2828	mov eax, [CURRENT_TASK]
		2829	cmp [bgrlockpid], eax
		2830	jnz .err
		2831	mov eax, ecx
		2832	mov ebx, ecx
		2833	shr eax, 12
		2834	mov ecx, [page_tabs+(eax-1)*4]
		2835	test cl, USED_BLOCK+DONT_FREE_BLOCK
		2836	jz .err
		2837	jnp .err
		2838	push eax
		2839	shr ecx, 12
		2840	dec ecx
2515	mario79	2841	;--------------------------------------
		2842	align 4
2288	clevermous	2843	@@:
		2844	and dword [page_tabs+eax*4], 0
		2845	mov edx, eax
		2846	shl edx, 12
		2847	push eax
		2848	invlpg [edx]
		2849	pop eax
		2850	inc eax
		2851	loop @b
		2852	pop eax
		2853	and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
		2854	stdcall user_free, ebx
		2855	mov [esp+32], eax
		2856	and [bgrlockpid], 0
		2857	mov [bgrlock], 0
		2858	ret
2515	mario79	2859	;--------------------------------------
		2860	align 4
2288	clevermous	2861	.err:
		2862	and dword [esp+32], 0
		2863	ret
2515	mario79	2864	;------------------------------------------------------------------------------
		2865	align 4
2288	clevermous	2866	nosb7:
2515	mario79	2867	cmp ebx, 8
		2868	jnz nosb8
2537	mario79	2869
3536	clevermous	2870	mov ecx, [current_slot]
		2871	xor eax, eax
		2872	xchg eax, [ecx+APPDATA.draw_bgr_x]
2515	mario79	2873	mov [esp + 32], eax ; eax = [left]*65536 + [right]
3536	clevermous	2874	xor eax, eax
		2875	xchg eax, [ecx+APPDATA.draw_bgr_y]
2515	mario79	2876	mov [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288	clevermous	2877	ret
2515	mario79	2878	;------------------------------------------------------------------------------
		2879	align 4
		2880	nosb8:
2547	mario79	2881	cmp ebx, 9
		2882	jnz nosb9
		2883	; ecx = [left]*65536 + [right]
		2884	; edx = [top]*65536 + [bottom]
		2885	mov eax, [Screen_Max_X]
		2886	mov ebx, [Screen_Max_Y]
		2887	; check [right]
		2888	cmp cx, ax
		2889	ja .exit
		2890	; check [left]
		2891	ror ecx, 16
		2892	cmp cx, ax
		2893	ja .exit
		2894	; check [bottom]
		2895	cmp dx, bx
		2896	ja .exit
		2897	; check [top]
		2898	ror edx, 16
		2899	cmp dx, bx
		2900	ja .exit
		2901
		2902	movzx eax, cx ; [left]
		2903	movzx ebx, dx ; [top]
		2904
		2905	shr ecx, 16 ; [right]
		2906	shr edx, 16 ; [bottom]
		2907
		2908	mov [background_defined], 1
		2909
		2910	mov [draw_data+32 + RECT.left], eax
		2911	mov [draw_data+32 + RECT.top], ebx
		2912
		2913	mov [draw_data+32 + RECT.right], ecx
		2914	mov [draw_data+32 + RECT.bottom], edx
		2915
		2916	inc byte[REDRAW_BACKGROUND]
3534	clevermous	2917	call wakeup_osloop
2547	mario79	2918	;--------------------------------------
		2919	align 4
		2920	.exit:
2515	mario79	2921	ret
		2922	;------------------------------------------------------------------------------
		2923	align 4
2547	mario79	2924	nosb9:
		2925	ret
		2926	;------------------------------------------------------------------------------
		2927	align 4
2537	mario79	2928	uglobal
		2929	BG_Rect_X_left_right dd 0x0
		2930	BG_Rect_Y_top_bottom dd 0x0
		2931	endg
		2932	;------------------------------------------------------------------------------
		2933	align 4
2288	clevermous	2934	force_redraw_background:
		2935	and [draw_data+32 + RECT.left], 0
		2936	and [draw_data+32 + RECT.top], 0
		2937	push eax ebx
		2938	mov eax, [Screen_Max_X]
		2939	mov ebx, [Screen_Max_Y]
		2940	mov [draw_data+32 + RECT.right], eax
		2941	mov [draw_data+32 + RECT.bottom], ebx
		2942	pop ebx eax
		2943	inc byte[REDRAW_BACKGROUND]
3534	clevermous	2944	call wakeup_osloop
2288	clevermous	2945	ret
2515	mario79	2946	;------------------------------------------------------------------------------
2288	clevermous	2947	align 4
		2948	sys_getbackground:
		2949	; cmp eax,1 ; SIZE
		2950	dec ebx
		2951	jnz nogb1
		2952	mov eax, [BgrDataWidth]
		2953	shl eax, 16
3588	Serge	2954	mov ax, word [BgrDataHeight]
2288	clevermous	2955	mov [esp+32], eax
		2956	ret
2515	mario79	2957	;------------------------------------------------------------------------------
		2958	align 4
2288	clevermous	2959	nogb1:
		2960	; cmp eax,2 ; PIXEL
		2961	dec ebx
		2962	jnz nogb2
		2963
		2964	mov eax, [img_background]
		2965	test ecx, ecx
		2966	jz @f
		2967	cmp eax, static_background_data
		2968	jz .ret
2515	mario79	2969	;--------------------------------------
		2970	align 4
2288	clevermous	2971	@@:
		2972	mov ebx, [mem_BACKGROUND]
		2973	add ebx, 4095
		2974	and ebx, -4096
		2975	sub ebx, 4
		2976	cmp ecx, ebx
		2977	ja .ret
		2978
		2979	mov eax, [ecx+eax]
		2980
		2981	and eax, 0xFFFFFF
		2982	mov [esp+32], eax
2515	mario79	2983	;--------------------------------------
		2984	align 4
2288	clevermous	2985	.ret:
		2986	ret
2515	mario79	2987	;------------------------------------------------------------------------------
		2988	align 4
		2989	nogb2:
2288	clevermous	2990
		2991	; cmp eax,4 ; TILED / STRETCHED
		2992	dec ebx
		2993	dec ebx
		2994	jnz nogb4
		2995	mov eax, [BgrDrawMode]
2515	mario79	2996	;--------------------------------------
		2997	align 4
		2998	nogb4:
2288	clevermous	2999	mov [esp+32], eax
		3000	ret
2515	mario79	3001	;------------------------------------------------------------------------------
2288	clevermous	3002	align 4
		3003	sys_getkey:
		3004	mov [esp + 32], dword 1
		3005	; test main buffer
		3006	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3007	movzx ecx, word [WIN_STACK + ebx * 2]
		3008	mov edx, [TASK_COUNT]
		3009	cmp ecx, edx
		3010	jne .finish
		3011	cmp [KEY_COUNT], byte 0
		3012	je .finish
4588	mario79	3013	movzx ax, byte [KEY_BUFF + 120 + 2]
2288	clevermous	3014	shl eax, 8
4588	mario79	3015	mov al, byte [KEY_BUFF]
		3016	shl eax, 8
2288	clevermous	3017	push eax
		3018	dec byte [KEY_COUNT]
		3019	and byte [KEY_COUNT], 127
		3020	movzx ecx, byte [KEY_COUNT]
		3021	add ecx, 2
		3022	mov eax, KEY_BUFF + 1
		3023	mov ebx, KEY_BUFF
		3024	call memmove
4588	mario79	3025	add eax, 120 + 2
		3026	add ebx, 120 + 2
		3027	call memmove
2288	clevermous	3028	pop eax
2515	mario79	3029	;--------------------------------------
		3030	align 4
2288	clevermous	3031	.ret_eax:
		3032	mov [esp + 32], eax
		3033	ret
2515	mario79	3034	;--------------------------------------
		3035	align 4
2288	clevermous	3036	.finish:
		3037	; test hotkeys buffer
		3038	mov ecx, hotkey_buffer
2515	mario79	3039	;--------------------------------------
		3040	align 4
2288	clevermous	3041	@@:
		3042	cmp [ecx], ebx
		3043	jz .found
		3044	add ecx, 8
		3045	cmp ecx, hotkey_buffer + 120 * 8
		3046	jb @b
		3047	ret
2515	mario79	3048	;--------------------------------------
		3049	align 4
2288	clevermous	3050	.found:
		3051	mov ax, [ecx + 6]
		3052	shl eax, 16
		3053	mov ah, [ecx + 4]
		3054	mov al, 2
		3055	and dword [ecx + 4], 0
		3056	and dword [ecx], 0
		3057	jmp .ret_eax
2515	mario79	3058	;------------------------------------------------------------------------------
2288	clevermous	3059	align 4
		3060	sys_getbutton:
		3061	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3062	mov [esp + 32], dword 1
		3063	movzx ecx, word [WIN_STACK + ebx * 2]
		3064	mov edx, [TASK_COUNT] ; less than 256 processes
		3065	cmp ecx, edx
		3066	jne .exit
		3067	movzx eax, byte [BTN_COUNT]
		3068	test eax, eax
		3069	jz .exit
		3070	mov eax, [BTN_BUFF]
		3071	and al, 0xFE ; delete left button bit
		3072	mov [BTN_COUNT], byte 0
		3073	mov [esp + 32], eax
2515	mario79	3074	;--------------------------------------
		3075	align 4
2288	clevermous	3076	.exit:
		3077	ret
2515	mario79	3078	;------------------------------------------------------------------------------
2288	clevermous	3079	align 4
		3080	sys_cpuusage:
		3081
		3082	; RETURN:
		3083	;
		3084	; +00 dword process cpu usage
		3085	; +04 word position in windowing stack
		3086	; +06 word windowing stack value at current position (cpu nro)
		3087	; +10 12 bytes name
		3088	; +22 dword start in mem
		3089	; +26 dword used mem
		3090	; +30 dword PID , process idenfification number
		3091	;
		3092
		3093	cmp ecx, -1 ; who am I ?
		3094	jne .no_who_am_i
		3095	mov ecx, [CURRENT_TASK]
		3096	.no_who_am_i:
		3097	cmp ecx, max_processes
		3098	ja .nofillbuf
		3099
		3100	; +4: word: position of the window of thread in the window stack
		3101	mov ax, [WIN_STACK + ecx * 2]
		3102	mov [ebx+4], ax
		3103	; +6: word: number of the thread slot, which window has in the window stack
		3104	; position ecx (has no relation to the specific thread)
		3105	mov ax, [WIN_POS + ecx * 2]
		3106	mov [ebx+6], ax
		3107
		3108	shl ecx, 5
		3109
		3110	; +0: dword: memory usage
		3111	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		3112	mov [ebx], eax
		3113	; +10: 11 bytes: name of the process
		3114	push ecx
		3115	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		3116	add ebx, 10
		3117	mov ecx, 11
		3118	call memmove
		3119	pop ecx
		3120
		3121	; +22: address of the process in memory
		3122	; +26: size of used memory - 1
		3123	push edi
		3124	lea edi, [ebx+12]
		3125	xor eax, eax
		3126	mov edx, 0x100000*16
		3127	cmp ecx, 1 shl 5
		3128	je .os_mem
5130	serge	3129	mov edx, [SLOT_BASE+ecx*8+APPDATA.process]
		3130	mov edx, [edx+PROC.mem_used]
2288	clevermous	3131	mov eax, std_application_base_address
		3132	.os_mem:
		3133	stosd
		3134	lea eax, [edx-1]
		3135	stosd
		3136
		3137	; +30: PID/TID
		3138	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		3139	stosd
		3140
		3141	; window position and size
		3142	push esi
		3143	lea esi, [ecx + window_data + WDATA.box]
		3144	movsd
		3145	movsd
		3146	movsd
		3147	movsd
		3148
		3149	; Process state (+50)
		3150	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		3151	stosd
		3152
		3153	; Window client area box
		3154	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		3155	movsd
		3156	movsd
		3157	movsd
		3158	movsd
		3159
		3160	; Window state
		3161	mov al, [ecx+window_data+WDATA.fl_wstate]
		3162	stosb
		3163
		3164	; Event mask (+71)
		3165	mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
		3166	stosd
4286	Serge	3167
4262	0CodErr	3168	; Keyboard mode (+75)
		3169	mov al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286	Serge	3170	stosb
2288	clevermous	3171
		3172	pop esi
		3173	pop edi
		3174
		3175	.nofillbuf:
		3176	; return number of processes
		3177
		3178	mov eax, [TASK_COUNT]
		3179	mov [esp+32], eax
		3180	ret
		3181
		3182	align 4
		3183	sys_clock:
		3184	cli
		3185	; Mikhail Lisovin xx Jan 2005
		3186	@@:
		3187	mov al, 10
		3188	out 0x70, al
		3189	in al, 0x71
		3190	test al, al
		3191	jns @f
		3192	mov esi, 1
		3193	call delay_ms
		3194	jmp @b
		3195	@@:
		3196	; end Lisovin's fix
		3197
		3198	xor al, al ; seconds
		3199	out 0x70, al
		3200	in al, 0x71
		3201	movzx ecx, al
		3202	mov al, 02 ; minutes
		3203	shl ecx, 16
		3204	out 0x70, al
		3205	in al, 0x71
		3206	movzx edx, al
		3207	mov al, 04 ; hours
		3208	shl edx, 8
		3209	out 0x70, al
		3210	in al, 0x71
		3211	add ecx, edx
		3212	movzx edx, al
		3213	add ecx, edx
		3214	sti
		3215	mov [esp + 32], ecx
		3216	ret
		3217
		3218
		3219	align 4
		3220
		3221	sys_date:
		3222
		3223	cli
		3224	@@:
		3225	mov al, 10
		3226	out 0x70, al
		3227	in al, 0x71
		3228	test al, al
		3229	jns @f
		3230	mov esi, 1
		3231	call delay_ms
		3232	jmp @b
		3233	@@:
		3234
		3235	mov ch, 0
		3236	mov al, 7 ; date
		3237	out 0x70, al
		3238	in al, 0x71
		3239	mov cl, al
		3240	mov al, 8 ; month
		3241	shl ecx, 16
		3242	out 0x70, al
		3243	in al, 0x71
		3244	mov ch, al
		3245	mov al, 9 ; year
		3246	out 0x70, al
		3247	in al, 0x71
		3248	mov cl, al
		3249	sti
		3250	mov [esp+32], ecx
		3251	ret
		3252
		3253
		3254	; redraw status
		3255
		3256	sys_redrawstat:
		3257	cmp ebx, 1
		3258	jne no_widgets_away
		3259	; buttons away
		3260	mov ecx, [CURRENT_TASK]
		3261	sys_newba2:
		3262	mov edi, [BTN_ADDR]
		3263	cmp [edi], dword 0 ; empty button list ?
		3264	je end_of_buttons_away
		3265	movzx ebx, word [edi]
		3266	inc ebx
		3267	mov eax, edi
		3268	sys_newba:
		3269	dec ebx
		3270	jz end_of_buttons_away
		3271
		3272	add eax, 0x10
		3273	cmp cx, [eax]
		3274	jnz sys_newba
		3275
		3276	push eax ebx ecx
		3277	mov ecx, ebx
		3278	inc ecx
		3279	shl ecx, 4
		3280	mov ebx, eax
		3281	add eax, 0x10
		3282	call memmove
		3283	dec dword [edi]
		3284	pop ecx ebx eax
		3285
		3286	jmp sys_newba2
		3287
		3288	end_of_buttons_away:
		3289
		3290	ret
		3291
		3292	no_widgets_away:
		3293
		3294	cmp ebx, 2
		3295	jnz srl1
		3296
		3297	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		3298	add edx, draw_data - CURRENT_TASK
		3299	mov [edx + RECT.left], 0
		3300	mov [edx + RECT.top], 0
		3301	mov eax, [Screen_Max_X]
		3302	mov [edx + RECT.right], eax
		3303	mov eax, [Screen_Max_Y]
		3304	mov [edx + RECT.bottom], eax
		3305
		3306	srl1:
		3307	ret
		3308
		3309	;ok - 100% work
		3310	;nt - not tested
		3311	;---------------------------------------------------------------------------------------------
		3312	;eax
		3313	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3314	;1 - change task. Ret nothing. Block. ok.
		3315	;2 - performance control
		3316	; ebx
		3317	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3318	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3319	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3320	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3321	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3322	;eax
		3323	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3324	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3325	;---------------------------------------------------------------------------------------------
		3326	iglobal
		3327	align 4
		3328	sheduler:
		3329	dd sys_sheduler.00
		3330	dd change_task
		3331	dd sys_sheduler.02
		3332	dd sys_sheduler.03
		3333	dd sys_sheduler.04
		3334	endg
		3335	sys_sheduler:
		3336	;rewritten by 29.12.2009
		3337	jmp dword [sheduler+ebx*4]
		3338	;.shed_counter:
		3339	.00:
		3340	mov eax, [context_counter]
		3341	mov [esp+32], eax
		3342	ret
		3343
		3344	.02:
		3345	;.perf_control:
		3346	inc ebx ;before ebx=2, ebx=3
		3347	cmp ebx, ecx ;if ecx=3, ebx=3
		3348	jz cache_disable
		3349
		3350	dec ebx ;ebx=2
		3351	cmp ebx, ecx ;
		3352	jz cache_enable ;if ecx=2 and ebx=2
		3353
		3354	dec ebx ;ebx=1
		3355	cmp ebx, ecx
		3356	jz is_cache_enabled ;if ecx=1 and ebx=1
		3357
		3358	dec ebx
		3359	test ebx, ecx ;ebx=0 and ecx=0
		3360	jz modify_pce ;if ecx=0
		3361
		3362	ret
		3363
		3364	.03:
		3365	;.rdmsr_instr:
		3366	;now counter in ecx
		3367	;(edx:eax) esi:edi => edx:esi
		3368	mov eax, esi
		3369	mov ecx, edx
		3370	rdmsr
		3371	mov [esp+32], eax
		3372	mov [esp+20], edx ;ret in ebx?
		3373	ret
		3374
		3375	.04:
		3376	;.wrmsr_instr:
		3377	;now counter in ecx
		3378	;(edx:eax) esi:edi => edx:esi
		3379	; Fast Call MSR can't be destroy
3539	clevermous	3380	; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
		3381	; включаются/выключаются расширенные возможности
2288	clevermous	3382	cmp edx, MSR_SYSENTER_CS
		3383	je @f
		3384	cmp edx, MSR_SYSENTER_ESP
		3385	je @f
		3386	cmp edx, MSR_SYSENTER_EIP
		3387	je @f
		3388	cmp edx, MSR_AMD_STAR
		3389	je @f
		3390
		3391	mov eax, esi
		3392	mov ecx, edx
		3393	wrmsr
		3394	; mov [esp + 32], eax
		3395	; mov [esp + 20], edx ;ret in ebx?
		3396	@@:
		3397	ret
		3398
		3399	cache_disable:
		3400	mov eax, cr0
		3401	or eax, 01100000000000000000000000000000b
		3402	mov cr0, eax
		3403	wbinvd ;set MESI
		3404	ret
		3405
		3406	cache_enable:
		3407	mov eax, cr0
		3408	and eax, 10011111111111111111111111111111b
		3409	mov cr0, eax
		3410	ret
		3411
		3412	is_cache_enabled:
		3413	mov eax, cr0
		3414	mov ebx, eax
		3415	and eax, 01100000000000000000000000000000b
		3416	jz cache_disabled
		3417	mov [esp+32], ebx
		3418	cache_disabled:
		3419	mov dword [esp+32], eax;0
		3420	ret
		3421
		3422	modify_pce:
		3423	mov eax, cr4
		3424	; mov ebx,0
		3425	; or bx,100000000b ;pce
		3426	; xor eax,ebx ;invert pce
		3427	bts eax, 8;pce=cr4[8]
		3428	mov cr4, eax
		3429	mov [esp+32], eax
		3430	ret
		3431	;---------------------------------------------------------------------------------------------
		3432
		3433
		3434	iglobal
		3435	cpustring db 'CPU',0
		3436	endg
		3437
		3438	uglobal
		3439	background_defined db 0 ; diamond, 11.04.2006
		3440	endg
2513	mario79	3441	;-----------------------------------------------------------------------------
2288	clevermous	3442	align 4
		3443	checkmisc:
		3444	cmp [ctrl_alt_del], 1
		3445	jne nocpustart
		3446
		3447	mov ebp, cpustring
		3448	call fs_execute_from_sysdir
		3449
		3450	mov [ctrl_alt_del], 0
2513	mario79	3451	;--------------------------------------
		3452	align 4
2288	clevermous	3453	nocpustart:
		3454	cmp [mouse_active], 1
		3455	jne mouse_not_active
		3456	mov [mouse_active], 0
2411	Serge	3457
2288	clevermous	3458	xor edi, edi
2411	Serge	3459	mov ebx, CURRENT_TASK
		3460
2288	clevermous	3461	mov ecx, [TASK_COUNT]
2408	Serge	3462	movzx eax, word [WIN_POS + ecx*2] ; active window
		3463	shl eax, 8
2414	Serge	3464	push eax
2408	Serge	3465
2414	Serge	3466	movzx eax, word [MOUSE_X]
		3467	movzx edx, word [MOUSE_Y]
2513	mario79	3468	;--------------------------------------
2408	Serge	3469	align 4
		3470	.set_mouse_event:
2288	clevermous	3471	add edi, 256
2411	Serge	3472	add ebx, 32
		3473	test [ebx+TASKDATA.event_mask], 0x80000000
2414	Serge	3474	jz .pos_filter
		3475
		3476	cmp edi, [esp] ; skip if filtration active
		3477	jne .skip
2513	mario79	3478	;--------------------------------------
		3479	align 4
2414	Serge	3480	.pos_filter:
		3481	test [ebx+TASKDATA.event_mask], 0x40000000
2411	Serge	3482	jz .set
2288	clevermous	3483
2414	Serge	3484	mov esi, [ebx-twdw+WDATA.box.left]
		3485	cmp eax, esi
		3486	jb .skip
		3487	add esi, [ebx-twdw+WDATA.box.width]
		3488	cmp eax, esi
		3489	ja .skip
		3490
		3491	mov esi, [ebx-twdw+WDATA.box.top]
		3492	cmp edx, esi
		3493	jb .skip
		3494	add esi, [ebx-twdw+WDATA.box.height]
		3495	cmp edx, esi
		3496	ja .skip
2513	mario79	3497	;--------------------------------------
		3498	align 4
2411	Serge	3499	.set:
2513	mario79	3500	or [edi+SLOT_BASE+APPDATA.event_mask], 100000b ; set event 6
		3501	;--------------------------------------
		3502	align 4
2411	Serge	3503	.skip:
2408	Serge	3504	loop .set_mouse_event
		3505
2414	Serge	3506	pop eax
2513	mario79	3507	;--------------------------------------
		3508	align 4
2288	clevermous	3509	mouse_not_active:
2580	mario79	3510	cmp byte[REDRAW_BACKGROUND], 0 ; background update ?
2288	clevermous	3511	jz nobackgr
2524	mario79	3512
2288	clevermous	3513	cmp [background_defined], 0
		3514	jz nobackgr
2513	mario79	3515	;--------------------------------------
		3516	align 4
3536	clevermous	3517	backgr:
2537	mario79	3518	mov eax, [draw_data+32 + RECT.left]
		3519	shl eax, 16
		3520	add eax, [draw_data+32 + RECT.right]
		3521	mov [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
		3522
		3523	mov eax, [draw_data+32 + RECT.top]
		3524	shl eax, 16
		3525	add eax, [draw_data+32 + RECT.bottom]
		3526	mov [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
		3527
2288	clevermous	3528	call drawbackground
2580	mario79	3529	; DEBUGF 1, "K : drawbackground\n"
2620	mario79	3530	; DEBUGF 1, "K : backg x %x\n",[BG_Rect_X_left_right]
		3531	; DEBUGF 1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513	mario79	3532	;--------- set event 5 start ----------
		3533	push ecx edi
		3534	xor edi, edi
		3535	mov ecx, [TASK_COUNT]
		3536	;--------------------------------------
		3537	align 4
		3538	set_bgr_event:
		3539	add edi, 256
3536	clevermous	3540	mov eax, [BG_Rect_X_left_right]
		3541	mov edx, [BG_Rect_Y_top_bottom]
		3542	cmp [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
		3543	jz .set
		3544	.join:
3611	clevermous	3545	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3546	jae @f
		3547	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3548	@@:
		3549	shr eax, 16
3536	clevermous	3550	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3551	jbe @f
		3552	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3553	@@:
3611	clevermous	3554	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3555	jae @f
3611	clevermous	3556	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3557	@@:
3611	clevermous	3558	shr edx, 16
3536	clevermous	3559	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3560	jbe @f
		3561	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3562	@@:
		3563	jmp .common
		3564	.set:
		3565	mov [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
		3566	mov [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
		3567	.common:
2513	mario79	3568	or [edi+SLOT_BASE+APPDATA.event_mask], 10000b ; set event 5
		3569	loop set_bgr_event
		3570	pop edi ecx
		3571	;--------- set event 5 stop -----------
2580	mario79	3572	dec byte[REDRAW_BACKGROUND] ; got new update request?
3536	clevermous	3573	jnz backgr
2513	mario79	3574
3536	clevermous	3575	xor eax, eax
2288	clevermous	3576	mov [draw_data+32 + RECT.left], eax
		3577	mov [draw_data+32 + RECT.top], eax
		3578	mov [draw_data+32 + RECT.right], eax
		3579	mov [draw_data+32 + RECT.bottom], eax
2513	mario79	3580	;--------------------------------------
		3581	align 4
2288	clevermous	3582	nobackgr:
2513	mario79	3583	; system shutdown request
2288	clevermous	3584	cmp [SYS_SHUTDOWN], byte 0
		3585	je noshutdown
		3586
		3587	mov edx, [shutdown_processes]
		3588
		3589	cmp [SYS_SHUTDOWN], dl
3325	clevermous	3590	jne noshutdown
2288	clevermous	3591
		3592	lea ecx, [edx-1]
		3593	mov edx, OS_BASE+0x3040
3325	clevermous	3594	jecxz no_mark_system_shutdown
2513	mario79	3595	;--------------------------------------
		3596	align 4
2288	clevermous	3597	markz:
3296	clevermous	3598	push ecx edx
3325	clevermous	3599	cmp [edx+TASKDATA.state], 9
		3600	jz .nokill
		3601	lea edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
5130	serge	3602	cmp [edx+APPDATA.process], sys_proc
3325	clevermous	3603	jz .nokill
3296	clevermous	3604	call request_terminate
3325	clevermous	3605	jmp .common
		3606	.nokill:
		3607	dec byte [SYS_SHUTDOWN]
		3608	xor eax, eax
		3609	.common:
3296	clevermous	3610	pop edx ecx
		3611	test eax, eax
		3612	jz @f
2288	clevermous	3613	mov [edx+TASKDATA.state], byte 3
3296	clevermous	3614	@@:
2288	clevermous	3615	add edx, 0x20
		3616	loop markz
3534	clevermous	3617	call wakeup_osloop
2513	mario79	3618	;--------------------------------------
		3619	align 4
2288	clevermous	3620	@@:
2513	mario79	3621	no_mark_system_shutdown:
2288	clevermous	3622	dec byte [SYS_SHUTDOWN]
		3623	je system_shutdown
2513	mario79	3624	;--------------------------------------
		3625	align 4
2288	clevermous	3626	noshutdown:
		3627	mov eax, [TASK_COUNT] ; termination
		3628	mov ebx, TASK_DATA+TASKDATA.state
		3629	mov esi, 1
2513	mario79	3630	;--------------------------------------
		3631	align 4
2288	clevermous	3632	newct:
		3633	mov cl, [ebx]
		3634	cmp cl, byte 3
3325	clevermous	3635	jz .terminate
2513	mario79	3636
2288	clevermous	3637	cmp cl, byte 4
3325	clevermous	3638	jnz .noterminate
		3639	.terminate:
		3640	pushad
3493	mario79	3641	mov ecx, eax
		3642	shl ecx, 8
		3643	add ecx, SLOT_BASE
		3644	call restore_default_cursor_before_killing
		3645	popad
		3646
		3647	pushad
3325	clevermous	3648	call terminate
		3649	popad
		3650	cmp byte [SYS_SHUTDOWN], 0
		3651	jz .noterminate
		3652	dec byte [SYS_SHUTDOWN]
		3653	je system_shutdown
2288	clevermous	3654
3325	clevermous	3655	.noterminate:
2288	clevermous	3656	add ebx, 0x20
		3657	inc esi
		3658	dec eax
		3659	jnz newct
		3660	ret
2513	mario79	3661	;-----------------------------------------------------------------------------
		3662	align 4
2288	clevermous	3663	redrawscreen:
		3664	; eax , if process window_data base is eax, do not set flag/limits
		3665
		3666	pushad
		3667	push eax
		3668
		3669	;;; mov ebx,2
		3670	;;; call delay_hs
		3671
		3672	;mov ecx,0 ; redraw flags for apps
		3673	xor ecx, ecx
2513	mario79	3674	;--------------------------------------
		3675	align 4
		3676	newdw2:
2288	clevermous	3677	inc ecx
		3678	push ecx
		3679
		3680	mov eax, ecx
		3681	shl eax, 5
		3682	add eax, window_data
		3683
		3684	cmp eax, [esp+4]
		3685	je not_this_task
		3686	; check if window in redraw area
		3687	mov edi, eax
		3688
		3689	cmp ecx, 1 ; limit for background
		3690	jz bgli
		3691
		3692	mov eax, [edi + WDATA.box.left]
		3693	mov ebx, [edi + WDATA.box.top]
		3694
		3695	mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
		3696	cmp ecx, ebx
		3697	jb ricino
		3698
		3699	mov ecx, [draw_limits.right] ; ecx = area x end eax = window x start
		3700	cmp ecx, eax
		3701	jb ricino
		3702
		3703	mov eax, [edi + WDATA.box.left]
		3704	mov ebx, [edi + WDATA.box.top]
		3705	mov ecx, [edi + WDATA.box.width]
		3706	mov edx, [edi + WDATA.box.height]
		3707	add ecx, eax
		3708	add edx, ebx
		3709
		3710	mov eax, [draw_limits.top] ; eax = area y start edx = window y end
		3711	cmp edx, eax
		3712	jb ricino
		3713
		3714	mov eax, [draw_limits.left] ; eax = area x start ecx = window x end
		3715	cmp ecx, eax
		3716	jb ricino
2513	mario79	3717	;--------------------------------------
		3718	align 4
		3719	bgli:
2288	clevermous	3720	cmp dword[esp], 1
		3721	jnz .az
2513	mario79	3722
2288	clevermous	3723	cmp byte[REDRAW_BACKGROUND], 0
		3724	jz .az
2513	mario79	3725
2288	clevermous	3726	mov dl, 0
		3727	lea eax, [edi+draw_data-window_data]
		3728	mov ebx, [draw_limits.left]
		3729	cmp ebx, [eax+RECT.left]
		3730	jae @f
2513	mario79	3731
2288	clevermous	3732	mov [eax+RECT.left], ebx
		3733	mov dl, 1
2513	mario79	3734	;--------------------------------------
		3735	align 4
		3736	@@:
2288	clevermous	3737	mov ebx, [draw_limits.top]
		3738	cmp ebx, [eax+RECT.top]
		3739	jae @f
2513	mario79	3740
2288	clevermous	3741	mov [eax+RECT.top], ebx
		3742	mov dl, 1
2513	mario79	3743	;--------------------------------------
		3744	align 4
		3745	@@:
2288	clevermous	3746	mov ebx, [draw_limits.right]
		3747	cmp ebx, [eax+RECT.right]
		3748	jbe @f
2513	mario79	3749
2288	clevermous	3750	mov [eax+RECT.right], ebx
		3751	mov dl, 1
2513	mario79	3752	;--------------------------------------
		3753	align 4
		3754	@@:
2288	clevermous	3755	mov ebx, [draw_limits.bottom]
		3756	cmp ebx, [eax+RECT.bottom]
		3757	jbe @f
2513	mario79	3758
2288	clevermous	3759	mov [eax+RECT.bottom], ebx
		3760	mov dl, 1
2513	mario79	3761	;--------------------------------------
		3762	align 4
		3763	@@:
2288	clevermous	3764	add byte[REDRAW_BACKGROUND], dl
3534	clevermous	3765	call wakeup_osloop
2288	clevermous	3766	jmp newdw8
2513	mario79	3767	;--------------------------------------
		3768	align 4
		3769	.az:
2288	clevermous	3770	mov eax, edi
		3771	add eax, draw_data-window_data
		3772
		3773	mov ebx, [draw_limits.left] ; set limits
		3774	mov [eax + RECT.left], ebx
		3775	mov ebx, [draw_limits.top]
		3776	mov [eax + RECT.top], ebx
		3777	mov ebx, [draw_limits.right]
		3778	mov [eax + RECT.right], ebx
		3779	mov ebx, [draw_limits.bottom]
		3780	mov [eax + RECT.bottom], ebx
		3781
		3782	sub eax, draw_data-window_data
		3783
		3784	cmp dword [esp], 1
		3785	jne nobgrd
		3786	inc byte[REDRAW_BACKGROUND]
3534	clevermous	3787	call wakeup_osloop
2513	mario79	3788	;--------------------------------------
		3789	align 4
		3790	newdw8:
		3791	nobgrd:
3936	mario79	3792	;--------------------------------------
		3793	push eax edi ebp
		3794	mov edi, [esp+12]
		3795	cmp edi, 1
		3796	je .found
2288	clevermous	3797
3936	mario79	3798	mov eax, [draw_limits.left]
		3799	mov ebx, [draw_limits.top]
		3800	mov ecx, [draw_limits.right]
		3801	sub ecx, eax
		3802	test ecx, ecx
		3803	jz .not_found
		3804
		3805	mov edx, [draw_limits.bottom]
		3806	sub edx, ebx
		3807	test edx, edx
		3808	jz .not_found
		3809
		3810	; eax - x, ebx - y
		3811	; ecx - size x, edx - size y
		3812	add ebx, edx
		3813	;--------------------------------------
		3814	align 4
		3815	.start_y:
		3816	push ecx
		3817	;--------------------------------------
		3818	align 4
		3819	.start_x:
		3820	add eax, ecx
		3821	mov ebp, [d_width_calc_area + ebx*4]
		3822	add ebp, [_WinMapAddress]
		3823	movzx ebp, byte[eax+ebp] ; get value for current point
		3824	cmp ebp, edi
		3825	jne @f
		3826
		3827	pop ecx
		3828	jmp .found
		3829	;--------------------------------------
		3830	align 4
		3831	@@:
		3832	sub eax, ecx
		3833
		3834	dec ecx
		3835	jnz .start_x
		3836
		3837	pop ecx
		3838	dec ebx
		3839	dec edx
		3840	jnz .start_y
		3841	;--------------------------------------
		3842	align 4
		3843	.not_found:
		3844	pop ebp edi eax
		3845	jmp ricino
		3846	;--------------------------------------
		3847	align 4
		3848	.found:
		3849	pop ebp edi eax
		3850
2288	clevermous	3851	mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
2513	mario79	3852	;--------------------------------------
		3853	align 4
		3854	ricino:
		3855	not_this_task:
2288	clevermous	3856	pop ecx
		3857
		3858	cmp ecx, [TASK_COUNT]
		3859	jle newdw2
		3860
		3861	pop eax
		3862	popad
		3863	ret
2513	mario79	3864	;-----------------------------------------------------------------------------
		3865	align 4
2288	clevermous	3866	calculatebackground: ; background
		3867	mov edi, [_WinMapAddress] ; set os to use all pixels
		3868	mov eax, 0x01010101
		3869	mov ecx, [_WinMapSize]
		3870	shr ecx, 2
		3871	rep stosd
		3872
		3873	mov byte[REDRAW_BACKGROUND], 0 ; do not draw background!
		3874	ret
2513	mario79	3875	;-----------------------------------------------------------------------------
2288	clevermous	3876	uglobal
		3877	imax dd 0x0
		3878	endg
2513	mario79	3879	;-----------------------------------------------------------------------------
		3880	align 4
2288	clevermous	3881	delay_ms: ; delay in 1/1000 sec
		3882	push eax
		3883	push ecx
		3884
		3885	mov ecx, esi
		3886	;
		3887	imul ecx, 33941
		3888	shr ecx, 9
		3889	;
		3890
		3891	in al, 0x61
		3892	and al, 0x10
		3893	mov ah, al
		3894	cld
2513	mario79	3895	;--------------------------------------
		3896	align 4
		3897	cnt1:
2288	clevermous	3898	in al, 0x61
		3899	and al, 0x10
		3900	cmp al, ah
		3901	jz cnt1
		3902
		3903	mov ah, al
		3904	loop cnt1
		3905
		3906	pop ecx
		3907	pop eax
		3908	ret
2513	mario79	3909	;-----------------------------------------------------------------------------
2411	Serge	3910	align 4
2288	clevermous	3911	set_app_param:
		3912	mov edi, [TASK_BASE]
2408	Serge	3913	mov eax, ebx
		3914	btr eax, 3 ; move MOUSE_FILTRATION
		3915	mov ebx, [current_slot] ; bit into event_filter
		3916	setc byte [ebx+APPDATA.event_filter]
		3917	xchg eax, [edi + TASKDATA.event_mask] ; set new event mask
		3918	mov [esp+32], eax ; return old mask value
2288	clevermous	3919	ret
2513	mario79	3920	;-----------------------------------------------------------------------------
3303	clevermous	3921
		3922	; this is for syscall
		3923	proc delay_hs_unprotected
		3924	call unprotect_from_terminate
		3925	call delay_hs
		3926	call protect_from_terminate
		3927	ret
		3928	endp
		3929
3597	Serge	3930	if 1
2513	mario79	3931	align 4
2288	clevermous	3932	delay_hs: ; delay in 1/100 secs
		3933	; ebx = delay time
		3934
3595	Serge	3935	pushad
		3936	push ebx
		3937	xor esi, esi
		3938	mov ecx, MANUAL_DESTROY
		3939	call create_event
		3940	test eax, eax
		3941	jz .done
2288	clevermous	3942
3595	Serge	3943	mov ebx, edx
		3944	mov ecx, [esp]
3597	Serge	3945	push edx
3595	Serge	3946	push eax
		3947	call wait_event_timeout
		3948	pop eax
3597	Serge	3949	pop ebx
3595	Serge	3950	call destroy_event
		3951	.done:
		3952	add esp, 4
		3953	popad
2288	clevermous	3954	ret
3596	Serge	3955
		3956	else
		3957
		3958	align 4
		3959	delay_hs: ; delay in 1/100 secs
		3960	; ebx = delay time
		3961	push ecx
		3962	push edx
		3963
		3964	mov edx, [timer_ticks]
		3965	;--------------------------------------
		3966	align 4
		3967	newtic:
		3968	mov ecx, [timer_ticks]
		3969	sub ecx, edx
		3970	cmp ecx, ebx
		3971	jae zerodelay
		3972
		3973	call change_task
		3974
		3975	jmp newtic
		3976	;--------------------------------------
		3977	align 4
		3978	zerodelay:
		3979	pop edx
		3980	pop ecx
		3981	ret
		3982	end if
		3983
2513	mario79	3984	;-----------------------------------------------------------------------------
2288	clevermous	3985	align 16 ;very often call this subrutine
		3986	memmove: ; memory move in bytes
		3987	; eax = from
		3988	; ebx = to
		3989	; ecx = no of bytes
		3990	test ecx, ecx
		3991	jle .ret
		3992
		3993	push esi edi ecx
		3994
		3995	mov edi, ebx
		3996	mov esi, eax
		3997
		3998	test ecx, not 11b
		3999	jz @f
		4000
		4001	push ecx
		4002	shr ecx, 2
		4003	rep movsd
		4004	pop ecx
		4005	and ecx, 11b
		4006	jz .finish
2513	mario79	4007	;--------------------------------------
		4008	align 4
		4009	@@:
2288	clevermous	4010	rep movsb
2513	mario79	4011	;--------------------------------------
		4012	align 4
		4013	.finish:
2288	clevermous	4014	pop ecx edi esi
2513	mario79	4015	;--------------------------------------
		4016	align 4
		4017	.ret:
2288	clevermous	4018	ret
2513	mario79	4019	;-----------------------------------------------------------------------------
2288	clevermous	4020	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		4021	;align 4
		4022	;
		4023	;read_floppy_file:
		4024	;
		4025	;; as input
		4026	;;
		4027	;; eax pointer to file
		4028	;; ebx file lenght
		4029	;; ecx start 512 byte block number
		4030	;; edx number of blocks to read
		4031	;; esi pointer to return/work area (atleast 20 000 bytes)
		4032	;;
		4033	;;
		4034	;; on return
		4035	;;
		4036	;; eax = 0 command succesful
		4037	;; 1 no fd base and/or partition defined
		4038	;; 2 yet unsupported FS
		4039	;; 3 unknown FS
		4040	;; 4 partition not defined at hd
		4041	;; 5 file not found
		4042	;; ebx = size of file
		4043	;
		4044	; mov edi,[TASK_BASE]
		4045	; add edi,0x10
		4046	; add esi,[edi]
		4047	; add eax,[edi]
		4048	;
		4049	; pushad
		4050	; mov edi,esi
		4051	; add edi,1024
		4052	; mov esi,0x100000+19*512
		4053	; sub ecx,1
		4054	; shl ecx,9
		4055	; add esi,ecx
		4056	; shl edx,9
		4057	; mov ecx,edx
		4058	; cld
		4059	; rep movsb
		4060	; popad
		4061	;
		4062	; mov [esp+36],eax
		4063	; mov [esp+24],ebx
		4064	; ret
		4065
		4066
		4067
		4068	align 4
		4069	set_io_access_rights:
		4070	push edi eax
		4071	mov edi, tss._io_map_0
		4072	; mov ecx,eax
		4073	; and ecx,7 ; offset in byte
		4074	; shr eax,3 ; number of byte
		4075	; add edi,eax
		4076	; mov ebx,1
		4077	; shl ebx,cl
		4078	test ebp, ebp
		4079	; cmp ebp,0 ; enable access - ebp = 0
		4080	jnz .siar1
		4081	; not ebx
		4082	; and [edi],byte bl
		4083	btr [edi], eax
		4084	pop eax edi
		4085	ret
		4086	.siar1:
		4087	bts [edi], eax
		4088	; or [edi],byte bl ; disable access - ebp = 1
		4089	pop eax edi
		4090	ret
		4091	;reserve/free group of ports
		4092	; * eax = 46 - number function
		4093	; * ebx = 0 - reserve, 1 - free
		4094	; * ecx = number start arrea of ports
		4095	; * edx = number end arrea of ports (include last number of port)
		4096	;Return value:
		4097	; * eax = 0 - succesful
		4098	; * eax = 1 - error
		4099	; * The system has reserve this ports:
		4100	; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
		4101	;destroys eax,ebx, ebp
		4102	r_f_port_area:
		4103
		4104	test ebx, ebx
		4105	jnz free_port_area
		4106	; je r_port_area
		4107	; jmp free_port_area
		4108
		4109	; r_port_area:
		4110
		4111	; pushad
		4112
		4113	cmp ecx, edx ; beginning > end ?
		4114	ja rpal1
		4115	cmp edx, 65536
		4116	jae rpal1
		4117	mov eax, [RESERVED_PORTS]
		4118	test eax, eax ; no reserved areas ?
		4119	je rpal2
		4120	cmp eax, 255 ; max reserved
		4121	jae rpal1
		4122	rpal3:
		4123	mov ebx, eax
		4124	shl ebx, 4
		4125	add ebx, RESERVED_PORTS
		4126	cmp ecx, [ebx+8]
		4127	ja rpal4
		4128	cmp edx, [ebx+4]
		4129	jae rpal1
		4130	; jb rpal4
		4131	; jmp rpal1
		4132	rpal4:
		4133	dec eax
		4134	jnz rpal3
		4135	jmp rpal2
		4136	rpal1:
		4137	; popad
		4138	; mov eax,1
		4139	xor eax, eax
		4140	inc eax
		4141	ret
		4142	rpal2:
		4143	; popad
		4144	; enable port access at port IO map
		4145	cli
		4146	pushad ; start enable io map
		4147
		4148	cmp edx, 65536;16384
		4149	jae no_unmask_io; jge
		4150	mov eax, ecx
		4151	; push ebp
		4152	xor ebp, ebp ; enable - eax = port
		4153	new_port_access:
		4154	; pushad
		4155	call set_io_access_rights
		4156	; popad
		4157	inc eax
		4158	cmp eax, edx
		4159	jbe new_port_access
		4160	; pop ebp
		4161	no_unmask_io:
		4162	popad ; end enable io map
		4163	sti
		4164
		4165	mov eax, [RESERVED_PORTS]
		4166	add eax, 1
		4167	mov [RESERVED_PORTS], eax
		4168	shl eax, 4
		4169	add eax, RESERVED_PORTS
		4170	mov ebx, [TASK_BASE]
		4171	mov ebx, [ebx+TASKDATA.pid]
		4172	mov [eax], ebx
		4173	mov [eax+4], ecx
		4174	mov [eax+8], edx
		4175
		4176	xor eax, eax
		4177	ret
		4178
		4179	free_port_area:
		4180
		4181	; pushad
		4182	mov eax, [RESERVED_PORTS]; no reserved areas ?
		4183	test eax, eax
		4184	jz frpal2
		4185	mov ebx, [TASK_BASE]
		4186	mov ebx, [ebx+TASKDATA.pid]
		4187	frpal3:
		4188	mov edi, eax
		4189	shl edi, 4
		4190	add edi, RESERVED_PORTS
		4191	cmp ebx, [edi]
		4192	jne frpal4
		4193	cmp ecx, [edi+4]
		4194	jne frpal4
		4195	cmp edx, [edi+8]
		4196	jne frpal4
		4197	jmp frpal1
		4198	frpal4:
		4199	dec eax
		4200	jnz frpal3
		4201	frpal2:
		4202	; popad
		4203	inc eax
		4204	ret
		4205	frpal1:
		4206	push ecx
		4207	mov ecx, 256
		4208	sub ecx, eax
		4209	shl ecx, 4
		4210	mov esi, edi
		4211	add esi, 16
		4212	cld
		4213	rep movsb
		4214
		4215	dec dword [RESERVED_PORTS]
		4216	;popad
		4217	;disable port access at port IO map
		4218
		4219	; pushad ; start disable io map
		4220	pop eax ;start port
		4221	cmp edx, 65536;16384
		4222	jge no_mask_io
		4223
		4224	; mov eax,ecx
		4225	xor ebp, ebp
		4226	inc ebp
		4227	new_port_access_disable:
		4228	; pushad
		4229	; mov ebp,1 ; disable - eax = port
		4230	call set_io_access_rights
		4231	; popad
		4232	inc eax
		4233	cmp eax, edx
		4234	jbe new_port_access_disable
		4235	no_mask_io:
		4236	; popad ; end disable io map
		4237	xor eax, eax
		4238	ret
2430	mario79	4239	;-----------------------------------------------------------------------------
2288	clevermous	4240	align 4
		4241	drawbackground:
2430	mario79	4242	dbrv20:
2288	clevermous	4243	cmp [BgrDrawMode], dword 1
		4244	jne bgrstr
		4245	call vesa20_drawbackground_tiled
2453	mario79	4246	; call [draw_pointer]
		4247	call __sys_draw_pointer
2288	clevermous	4248	ret
2430	mario79	4249	;--------------------------------------
		4250	align 4
		4251	bgrstr:
2288	clevermous	4252	call vesa20_drawbackground_stretch
2453	mario79	4253	; call [draw_pointer]
		4254	call __sys_draw_pointer
2288	clevermous	4255	ret
2430	mario79	4256	;-----------------------------------------------------------------------------
2288	clevermous	4257	align 4
		4258	syscall_putimage: ; PutImage
		4259	sys_putimage:
		4260	test ecx, 0x80008000
		4261	jnz .exit
		4262	test ecx, 0x0000FFFF
		4263	jz .exit
		4264	test ecx, 0xFFFF0000
		4265	jnz @f
2430	mario79	4266	;--------------------------------------
		4267	align 4
		4268	.exit:
2288	clevermous	4269	ret
2430	mario79	4270	;--------------------------------------
		4271	align 4
		4272	@@:
2288	clevermous	4273	mov edi, [current_slot]
		4274	add dx, word[edi+APPDATA.wnd_clientbox.top]
		4275	rol edx, 16
		4276	add dx, word[edi+APPDATA.wnd_clientbox.left]
		4277	rol edx, 16
2430	mario79	4278	;--------------------------------------
		4279	align 4
		4280	.forced:
2288	clevermous	4281	push ebp esi 0
		4282	mov ebp, putimage_get24bpp
		4283	mov esi, putimage_init24bpp
2430	mario79	4284	;--------------------------------------
		4285	align 4
2288	clevermous	4286	sys_putimage_bpp:
2430	mario79	4287	call vesa20_putimage
2288	clevermous	4288	pop ebp esi ebp
2430	mario79	4289	ret
		4290	; jmp [draw_pointer]
		4291	;-----------------------------------------------------------------------------
2288	clevermous	4292	align 4
		4293	sys_putimage_palette:
		4294	; ebx = pointer to image
		4295	; ecx = [xsize]*65536 + [ysize]
		4296	; edx = [xstart]*65536 + [ystart]
		4297	; esi = number of bits per pixel, must be 8, 24 or 32
		4298	; edi = pointer to palette
		4299	; ebp = row delta
		4300	mov eax, [CURRENT_TASK]
		4301	shl eax, 8
		4302	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4303	rol edx, 16
		4304	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4305	rol edx, 16
2430	mario79	4306	;--------------------------------------
		4307	align 4
2288	clevermous	4308	.forced:
		4309	cmp esi, 1
		4310	jnz @f
		4311	push edi
		4312	mov eax, [edi+4]
		4313	sub eax, [edi]
		4314	push eax
		4315	push dword [edi]
		4316	push 0ffffff80h
		4317	mov edi, esp
		4318	call put_mono_image
		4319	add esp, 12
		4320	pop edi
		4321	ret
2430	mario79	4322	;--------------------------------------
		4323	align 4
2288	clevermous	4324	@@:
		4325	cmp esi, 2
		4326	jnz @f
		4327	push edi
		4328	push 0ffffff80h
		4329	mov edi, esp
		4330	call put_2bit_image
		4331	pop eax
		4332	pop edi
		4333	ret
2430	mario79	4334	;--------------------------------------
		4335	align 4
2288	clevermous	4336	@@:
		4337	cmp esi, 4
		4338	jnz @f
		4339	push edi
		4340	push 0ffffff80h
		4341	mov edi, esp
		4342	call put_4bit_image
		4343	pop eax
		4344	pop edi
		4345	ret
2430	mario79	4346	;--------------------------------------
		4347	align 4
2288	clevermous	4348	@@:
		4349	push ebp esi ebp
		4350	cmp esi, 8
		4351	jnz @f
		4352	mov ebp, putimage_get8bpp
		4353	mov esi, putimage_init8bpp
		4354	jmp sys_putimage_bpp
2430	mario79	4355	;--------------------------------------
		4356	align 4
2288	clevermous	4357	@@:
2727	dunkaist	4358	cmp esi, 9
		4359	jnz @f
		4360	mov ebp, putimage_get9bpp
		4361	mov esi, putimage_init9bpp
		4362	jmp sys_putimage_bpp
		4363	;--------------------------------------
		4364	align 4
		4365	@@:
2288	clevermous	4366	cmp esi, 15
		4367	jnz @f
		4368	mov ebp, putimage_get15bpp
		4369	mov esi, putimage_init15bpp
		4370	jmp sys_putimage_bpp
2430	mario79	4371	;--------------------------------------
		4372	align 4
2288	clevermous	4373	@@:
		4374	cmp esi, 16
		4375	jnz @f
		4376	mov ebp, putimage_get16bpp
		4377	mov esi, putimage_init16bpp
		4378	jmp sys_putimage_bpp
2430	mario79	4379	;--------------------------------------
		4380	align 4
2288	clevermous	4381	@@:
		4382	cmp esi, 24
		4383	jnz @f
		4384	mov ebp, putimage_get24bpp
		4385	mov esi, putimage_init24bpp
		4386	jmp sys_putimage_bpp
2430	mario79	4387	;--------------------------------------
		4388	align 4
2288	clevermous	4389	@@:
		4390	cmp esi, 32
		4391	jnz @f
		4392	mov ebp, putimage_get32bpp
		4393	mov esi, putimage_init32bpp
		4394	jmp sys_putimage_bpp
2430	mario79	4395	;--------------------------------------
		4396	align 4
2288	clevermous	4397	@@:
		4398	pop ebp esi ebp
		4399	ret
2430	mario79	4400	;-----------------------------------------------------------------------------
		4401	align 4
2288	clevermous	4402	put_mono_image:
		4403	push ebp esi ebp
		4404	mov ebp, putimage_get1bpp
		4405	mov esi, putimage_init1bpp
		4406	jmp sys_putimage_bpp
2430	mario79	4407	;-----------------------------------------------------------------------------
		4408	align 4
2288	clevermous	4409	put_2bit_image:
		4410	push ebp esi ebp
		4411	mov ebp, putimage_get2bpp
		4412	mov esi, putimage_init2bpp
		4413	jmp sys_putimage_bpp
2430	mario79	4414	;-----------------------------------------------------------------------------
		4415	align 4
2288	clevermous	4416	put_4bit_image:
		4417	push ebp esi ebp
		4418	mov ebp, putimage_get4bpp
		4419	mov esi, putimage_init4bpp
		4420	jmp sys_putimage_bpp
2430	mario79	4421	;-----------------------------------------------------------------------------
		4422	align 4
2288	clevermous	4423	putimage_init24bpp:
		4424	lea eax, [eax*3]
		4425	putimage_init8bpp:
2727	dunkaist	4426	putimage_init9bpp:
2288	clevermous	4427	ret
2430	mario79	4428	;-----------------------------------------------------------------------------
2288	clevermous	4429	align 16
		4430	putimage_get24bpp:
		4431	movzx eax, byte [esi+2]
		4432	shl eax, 16
		4433	mov ax, [esi]
		4434	add esi, 3
		4435	ret 4
2430	mario79	4436	;-----------------------------------------------------------------------------
2288	clevermous	4437	align 16
		4438	putimage_get8bpp:
		4439	movzx eax, byte [esi]
		4440	push edx
		4441	mov edx, [esp+8]
		4442	mov eax, [edx+eax*4]
		4443	pop edx
		4444	inc esi
		4445	ret 4
2430	mario79	4446	;-----------------------------------------------------------------------------
2727	dunkaist	4447	align 16
		4448	putimage_get9bpp:
		4449	lodsb
		4450	mov ah, al
		4451	shl eax, 8
		4452	mov al, ah
		4453	ret 4
		4454	;-----------------------------------------------------------------------------
2430	mario79	4455	align 4
2288	clevermous	4456	putimage_init1bpp:
		4457	add eax, ecx
		4458	push ecx
		4459	add eax, 7
		4460	add ecx, 7
		4461	shr eax, 3
		4462	shr ecx, 3
		4463	sub eax, ecx
		4464	pop ecx
		4465	ret
2430	mario79	4466	;-----------------------------------------------------------------------------
2288	clevermous	4467	align 16
		4468	putimage_get1bpp:
		4469	push edx
		4470	mov edx, [esp+8]
		4471	mov al, [edx]
		4472	add al, al
		4473	jnz @f
		4474	lodsb
		4475	adc al, al
		4476	@@:
		4477	mov [edx], al
		4478	sbb eax, eax
		4479	and eax, [edx+8]
		4480	add eax, [edx+4]
		4481	pop edx
		4482	ret 4
2430	mario79	4483	;-----------------------------------------------------------------------------
		4484	align 4
2288	clevermous	4485	putimage_init2bpp:
		4486	add eax, ecx
		4487	push ecx
		4488	add ecx, 3
		4489	add eax, 3
		4490	shr ecx, 2
		4491	shr eax, 2
		4492	sub eax, ecx
		4493	pop ecx
		4494	ret
2430	mario79	4495	;-----------------------------------------------------------------------------
2288	clevermous	4496	align 16
		4497	putimage_get2bpp:
		4498	push edx
		4499	mov edx, [esp+8]
		4500	mov al, [edx]
		4501	mov ah, al
		4502	shr al, 6
		4503	shl ah, 2
		4504	jnz .nonewbyte
		4505	lodsb
		4506	mov ah, al
		4507	shr al, 6
		4508	shl ah, 2
		4509	add ah, 1
		4510	.nonewbyte:
		4511	mov [edx], ah
		4512	mov edx, [edx+4]
		4513	movzx eax, al
		4514	mov eax, [edx+eax*4]
		4515	pop edx
		4516	ret 4
2430	mario79	4517	;-----------------------------------------------------------------------------
		4518	align 4
2288	clevermous	4519	putimage_init4bpp:
		4520	add eax, ecx
		4521	push ecx
		4522	add ecx, 1
		4523	add eax, 1
		4524	shr ecx, 1
		4525	shr eax, 1
		4526	sub eax, ecx
		4527	pop ecx
		4528	ret
2430	mario79	4529	;-----------------------------------------------------------------------------
2288	clevermous	4530	align 16
		4531	putimage_get4bpp:
		4532	push edx
		4533	mov edx, [esp+8]
		4534	add byte [edx], 80h
		4535	jc @f
		4536	movzx eax, byte [edx+1]
		4537	mov edx, [edx+4]
		4538	and eax, 0x0F
		4539	mov eax, [edx+eax*4]
		4540	pop edx
		4541	ret 4
		4542	@@:
		4543	movzx eax, byte [esi]
		4544	add esi, 1
		4545	mov [edx+1], al
		4546	shr eax, 4
		4547	mov edx, [edx+4]
		4548	mov eax, [edx+eax*4]
		4549	pop edx
		4550	ret 4
2430	mario79	4551	;-----------------------------------------------------------------------------
		4552	align 4
2288	clevermous	4553	putimage_init32bpp:
		4554	shl eax, 2
		4555	ret
2430	mario79	4556	;-----------------------------------------------------------------------------
2288	clevermous	4557	align 16
		4558	putimage_get32bpp:
		4559	lodsd
		4560	ret 4
2430	mario79	4561	;-----------------------------------------------------------------------------
		4562	align 4
2288	clevermous	4563	putimage_init15bpp:
		4564	putimage_init16bpp:
		4565	add eax, eax
		4566	ret
2430	mario79	4567	;-----------------------------------------------------------------------------
2288	clevermous	4568	align 16
		4569	putimage_get15bpp:
		4570	; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
		4571	push ecx edx
		4572	movzx eax, word [esi]
		4573	add esi, 2
		4574	mov ecx, eax
		4575	mov edx, eax
		4576	and eax, 0x1F
		4577	and ecx, 0x1F shl 5
		4578	and edx, 0x1F shl 10
		4579	shl eax, 3
		4580	shl ecx, 6
		4581	shl edx, 9
		4582	or eax, ecx
		4583	or eax, edx
		4584	pop edx ecx
		4585	ret 4
2430	mario79	4586	;-----------------------------------------------------------------------------
2288	clevermous	4587	align 16
		4588	putimage_get16bpp:
		4589	; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
		4590	push ecx edx
		4591	movzx eax, word [esi]
		4592	add esi, 2
		4593	mov ecx, eax
		4594	mov edx, eax
		4595	and eax, 0x1F
		4596	and ecx, 0x3F shl 5
		4597	and edx, 0x1F shl 11
		4598	shl eax, 3
		4599	shl ecx, 5
		4600	shl edx, 8
		4601	or eax, ecx
		4602	or eax, edx
		4603	pop edx ecx
		4604	ret 4
2430	mario79	4605	;-----------------------------------------------------------------------------
		4606	;align 4
2288	clevermous	4607	; eax x beginning
		4608	; ebx y beginning
		4609	; ecx x end
		4610	; edx y end
		4611	; edi color
2430	mario79	4612	;__sys_drawbar:
		4613	; mov esi, [current_slot]
		4614	; add eax, [esi+APPDATA.wnd_clientbox.left]
		4615	; add ecx, [esi+APPDATA.wnd_clientbox.left]
		4616	; add ebx, [esi+APPDATA.wnd_clientbox.top]
		4617	; add edx, [esi+APPDATA.wnd_clientbox.top]
		4618	;--------------------------------------
		4619	;align 4
		4620	;.forced:
		4621	; call vesa20_drawbar
2407	mario79	4622	; call [draw_pointer]
		4623	; ret
2430	mario79	4624	;-----------------------------------------------------------------------------
		4625	align 4
5012	clevermous	4626	kb_write_wait_ack:
2288	clevermous	4627
		4628	push ecx edx
		4629
		4630	mov dl, al
		4631	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
5012	clevermous	4632	.wait_output_ready:
2288	clevermous	4633	in al, 0x64
		4634	test al, 2
5012	clevermous	4635	jz @f
		4636	loop .wait_output_ready
2288	clevermous	4637	mov ah, 1
5012	clevermous	4638	jmp .nothing
		4639	@@:
2288	clevermous	4640	mov al, dl
		4641	out 0x60, al
5012	clevermous	4642	mov ecx, 0xfffff; last 0xffff, new value in view of fast CPU's
		4643	.wait_ack:
2288	clevermous	4644	in al, 0x64
5012	clevermous	4645	test al, 1
		4646	jnz @f
		4647	loop .wait_ack
2288	clevermous	4648	mov ah, 1
5012	clevermous	4649	jmp .nothing
		4650	@@:
		4651	in al, 0x60
2288	clevermous	4652	xor ah, ah
		4653
5012	clevermous	4654	.nothing:
2288	clevermous	4655	pop edx ecx
		4656
		4657	ret
2430	mario79	4658	;-----------------------------------------------------------------------------
2288	clevermous	4659
		4660	setmouse: ; set mousepicture -pointer
		4661	; ps2 mouse enable
		4662
2430	mario79	4663	; mov [MOUSE_PICTURE], dword mousepointer
2288	clevermous	4664
		4665	cli
		4666
		4667	ret
		4668
		4669	if used _rdtsc
		4670	_rdtsc:
		4671	bt [cpu_caps], CAPS_TSC
		4672	jnc ret_rdtsc
		4673	rdtsc
		4674	ret
		4675	ret_rdtsc:
		4676	mov edx, 0xffffffff
		4677	mov eax, 0xffffffff
		4678	ret
		4679	end if
		4680
		4681	sys_msg_board_str:
		4682
		4683	pushad
		4684	@@:
		4685	cmp [esi], byte 0
		4686	je @f
3614	shikhin	4687	mov ebx, 1
		4688	movzx ecx, byte [esi]
2288	clevermous	4689	call sys_msg_board
		4690	inc esi
		4691	jmp @b
		4692	@@:
		4693	popad
		4694	ret
		4695
		4696	sys_msg_board_byte:
		4697	; in: al = byte to display
		4698	; out: nothing
		4699	; destroys: nothing
		4700	pushad
		4701	mov ecx, 2
		4702	shl eax, 24
		4703	jmp @f
		4704
		4705	sys_msg_board_word:
		4706	; in: ax = word to display
		4707	; out: nothing
		4708	; destroys: nothing
		4709	pushad
		4710	mov ecx, 4
		4711	shl eax, 16
		4712	jmp @f
		4713
		4714	sys_msg_board_dword:
		4715	; in: eax = dword to display
		4716	; out: nothing
		4717	; destroys: nothing
		4718	pushad
		4719	mov ecx, 8
		4720	@@:
		4721	push ecx
		4722	rol eax, 4
		4723	push eax
		4724	and al, 0xF
		4725	cmp al, 10
		4726	sbb al, 69h
		4727	das
3614	shikhin	4728	mov cl, al
		4729	xor ebx, ebx
		4730	inc ebx
2288	clevermous	4731	call sys_msg_board
		4732	pop eax
		4733	pop ecx
		4734	loop @b
		4735	popad
		4736	ret
		4737
3392	clevermous	4738	msg_board_data_size = 65536 ; Must be power of two
		4739
2288	clevermous	4740	uglobal
3392	clevermous	4741	msg_board_data rb msg_board_data_size
2288	clevermous	4742	msg_board_count dd 0x0
		4743	endg
		4744
		4745	sys_msg_board:
		4746
3614	shikhin	4747	; ebx=1 : write : bl byte to write
		4748	; ebx=2 : read : ebx=0 -> no data, ebx=1 -> data in al
2288	clevermous	4749
3614	shikhin	4750	push eax ebx ; Save eax and ebx, since we're restoring their order required.
		4751	mov eax, ebx
		4752	mov ebx, ecx
		4753
2288	clevermous	4754	mov ecx, [msg_board_count]
		4755	cmp eax, 1
		4756	jne .smbl1
		4757
		4758	if defined debug_com_base
		4759
		4760	push dx ax
		4761
		4762	@@: ; Wait for empty transmit register (yes, this slows down system..)
		4763	mov dx, debug_com_base+5
		4764	in al, dx
		4765	test al, 1 shl 5
		4766	jz @r
		4767
		4768	mov dx, debug_com_base ; Output the byte
		4769	mov al, bl
		4770	out dx, al
		4771
		4772	pop ax dx
		4773
		4774	end if
		4775
		4776	mov [msg_board_data+ecx], bl
3777	yogev_ezra	4777	; // if debug_direct_print == 1
		4778	cmp byte [debug_direct_print], 1
		4779	jnz @f
3507	clevermous	4780	pusha
		4781	iglobal
3778	mario79	4782	msg_board_pos dd (426)65536+10 ; for printing debug output on the screen
3507	clevermous	4783	endg
		4784	lea edx, [msg_board_data+ecx]
		4785	mov ecx, 0x40FFFFFF
		4786	mov ebx, [msg_board_pos]
		4787	mov edi, 1
		4788	mov esi, 1
		4789	call dtext
		4790	popa
		4791	add word [msg_board_pos+2], 6
		4792	cmp bl, 10
		4793	jnz @f
3778	mario79	4794	mov word [msg_board_pos+2], (42*6)
3507	clevermous	4795	add word [msg_board_pos], 10
3613	clevermous	4796	mov ax, word [Screen_Max_Y]
3507	clevermous	4797	cmp word [msg_board_pos], ax
		4798	jbe @f
		4799	mov word [msg_board_pos], 10
		4800	@@:
3777	yogev_ezra	4801	; // end if
		4802
3534	clevermous	4803	if 0
		4804	pusha
		4805	mov al, bl
		4806	mov edx, 402h
		4807	out dx, al
		4808	popa
		4809	end if
2288	clevermous	4810	inc ecx
3392	clevermous	4811	and ecx, msg_board_data_size - 1
2288	clevermous	4812	mov [msg_board_count], ecx
3614	shikhin	4813
		4814	pop ebx eax
2288	clevermous	4815	ret
		4816	.smbl1:
		4817	cmp eax, 2
		4818	jne .smbl2
		4819	test ecx, ecx
		4820	jz .smbl21
3614	shikhin	4821
		4822	add esp, 8 ; Returning data in ebx and eax, so no need to restore them.
2288	clevermous	4823	mov eax, msg_board_data+1
		4824	mov ebx, msg_board_data
		4825	movzx edx, byte [ebx]
		4826	call memmove
		4827	dec [msg_board_count]
3614	shikhin	4828	mov [esp + 32], edx ;eax
		4829	mov [esp + 20], dword 1
2288	clevermous	4830	ret
		4831	.smbl21:
3614	shikhin	4832	mov [esp+32], ecx
		4833	mov [esp+20], ecx
2288	clevermous	4834	.smbl2:
3614	shikhin	4835	pop ebx eax
2288	clevermous	4836	ret
		4837
		4838	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4839	;; 66 sys function. ;;
		4840	;; in eax=66,ebx in [0..5],ecx,edx ;;
		4841	;; out eax ;;
		4842	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4843	iglobal
		4844	align 4
		4845	f66call:
		4846	dd sys_process_def.1 ; 1 = set keyboard mode
		4847	dd sys_process_def.2 ; 2 = get keyboard mode
		4848	dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
2709	mario79	4849	dd sys_process_def.4 ; 4 = set system-wide hotkey
		4850	dd sys_process_def.5 ; 5 = delete installed hotkey
		4851	dd sys_process_def.6 ; 6 = disable input, work only hotkeys
		4852	dd sys_process_def.7 ; 7 = enable input, opposition to f.66.6
2288	clevermous	4853	endg
2709	mario79	4854	;-----------------------------------------------------------------------------
		4855	align 4
2288	clevermous	4856	sys_process_def:
		4857	dec ebx
2709	mario79	4858	cmp ebx, 7
		4859	jae .not_support ;if >=8 then or eax,-1
2288	clevermous	4860
		4861	mov edi, [CURRENT_TASK]
		4862	jmp dword [f66call+ebx*4]
		4863
		4864	.not_support:
		4865	or eax, -1
		4866	ret
2709	mario79	4867	;-----------------------------------------------------------------------------
		4868	align 4
2288	clevermous	4869	.1:
		4870	shl edi, 8
		4871	mov [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
		4872
		4873	ret
2709	mario79	4874	;-----------------------------------------------------------------------------
		4875	align 4
2288	clevermous	4876	.2: ; 2 = get keyboard mode
		4877	shl edi, 8
		4878	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
		4879	mov [esp+32], eax
		4880	ret
2709	mario79	4881	;-----------------------------------------------------------------------------
		4882	align 4
2288	clevermous	4883	.3: ;3 = get keyboard ctrl, alt, shift
		4884	mov eax, [kb_state]
		4885	mov [esp+32], eax
		4886	ret
2709	mario79	4887	;-----------------------------------------------------------------------------
		4888	align 4
2288	clevermous	4889	.4:
		4890	mov eax, hotkey_list
		4891	@@:
		4892	cmp dword [eax+8], 0
		4893	jz .found_free
		4894	add eax, 16
		4895	cmp eax, hotkey_list+16*256
		4896	jb @b
		4897	mov dword [esp+32], 1
		4898	ret
		4899	.found_free:
		4900	mov [eax+8], edi
		4901	mov [eax+4], edx
		4902	movzx ecx, cl
		4903	lea ecx, [hotkey_scancodes+ecx*4]
		4904	mov edx, [ecx]
		4905	mov [eax], edx
		4906	mov [ecx], eax
		4907	mov [eax+12], ecx
3383	hidnplayr	4908	test edx, edx
		4909	jz @f
2288	clevermous	4910	mov [edx+12], eax
		4911	@@:
		4912	and dword [esp+32], 0
		4913	ret
2709	mario79	4914	;-----------------------------------------------------------------------------
		4915	align 4
2288	clevermous	4916	.5:
		4917	movzx ebx, cl
		4918	lea ebx, [hotkey_scancodes+ebx*4]
		4919	mov eax, [ebx]
		4920	.scan:
		4921	test eax, eax
		4922	jz .notfound
		4923	cmp [eax+8], edi
		4924	jnz .next
		4925	cmp [eax+4], edx
		4926	jz .found
		4927	.next:
		4928	mov eax, [eax]
		4929	jmp .scan
		4930	.notfound:
		4931	mov dword [esp+32], 1
		4932	ret
		4933	.found:
		4934	mov ecx, [eax]
		4935	jecxz @f
		4936	mov edx, [eax+12]
		4937	mov [ecx+12], edx
		4938	@@:
		4939	mov ecx, [eax+12]
		4940	mov edx, [eax]
		4941	mov [ecx], edx
		4942	xor edx, edx
		4943	mov [eax+4], edx
		4944	mov [eax+8], edx
		4945	mov [eax+12], edx
		4946	mov [eax], edx
		4947	mov [esp+32], edx
		4948	ret
2709	mario79	4949	;-----------------------------------------------------------------------------
		4950	align 4
		4951	.6:
		4952	pushfd
		4953	cli
		4954	mov eax, [PID_lock_input]
		4955	test eax, eax
		4956	jnz @f
		4957	; get current PID
		4958	mov eax, [CURRENT_TASK]
		4959	shl eax, 5
		4960	mov eax, [eax+CURRENT_TASK+TASKDATA.pid]
		4961	; set current PID for lock input
		4962	mov [PID_lock_input], eax
		4963	@@:
		4964	popfd
		4965	ret
		4966	;-----------------------------------------------------------------------------
		4967	align 4
		4968	.7:
		4969	mov eax, [PID_lock_input]
		4970	test eax, eax
		4971	jz @f
		4972	; get current PID
		4973	mov ebx, [CURRENT_TASK]
		4974	shl ebx, 5
		4975	mov ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
		4976	; compare current lock input with current PID
		4977	cmp ebx, eax
		4978	jne @f
2288	clevermous	4979
2709	mario79	4980	xor eax, eax
		4981	mov [PID_lock_input], eax
		4982	@@:
		4983	ret
		4984	;-----------------------------------------------------------------------------
		4985	uglobal
		4986	PID_lock_input dd 0x0
		4987	endg
2288	clevermous	4988	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4989	;; 61 sys function. ;;
		4990	;; in eax=61,ebx in [1..3] ;;
		4991	;; out eax ;;
		4992	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4993	iglobal
		4994	align 4
		4995	f61call:
		4996	dd sys_gs.1 ; resolution
		4997	dd sys_gs.2 ; bits per pixel
		4998	dd sys_gs.3 ; bytes per scanline
		4999	endg
		5000
		5001
		5002	align 4
		5003
		5004	sys_gs: ; direct screen access
		5005	dec ebx
		5006	cmp ebx, 2
		5007	ja .not_support
		5008	jmp dword [f61call+ebx*4]
		5009	.not_support:
		5010	or [esp+32], dword -1
		5011	ret
		5012
		5013
		5014	.1: ; resolution
		5015	mov eax, [Screen_Max_X]
		5016	shl eax, 16
3606	Serge	5017	mov ax, word [Screen_Max_Y]
2288	clevermous	5018	add eax, 0x00010001
		5019	mov [esp+32], eax
		5020	ret
		5021	.2: ; bits per pixel
5154	hidnplayr	5022	mov eax, [_display.bits_per_pixel]
2288	clevermous	5023	mov [esp+32], eax
		5024	ret
		5025	.3: ; bytes per scanline
3606	Serge	5026	mov eax, [_display.pitch]
2288	clevermous	5027	mov [esp+32], eax
		5028	ret
		5029
		5030	align 4 ; system functions
		5031
		5032	syscall_setpixel: ; SetPixel
		5033
		5034	mov eax, ebx
		5035	mov ebx, ecx
		5036	mov ecx, edx
		5037	mov edx, [TASK_BASE]
		5038	add eax, [edx-twdw+WDATA.box.left]
		5039	add ebx, [edx-twdw+WDATA.box.top]
		5040	mov edi, [current_slot]
		5041	add eax, [edi+APPDATA.wnd_clientbox.left]
		5042	add ebx, [edi+APPDATA.wnd_clientbox.top]
		5043	xor edi, edi ; no force
2430	mario79	5044	and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area
2453	mario79	5045	; jmp [putpixel]
		5046	jmp __sys_putpixel
2288	clevermous	5047
		5048	align 4
		5049
		5050	syscall_writetext: ; WriteText
		5051
		5052	mov eax, [TASK_BASE]
		5053	mov ebp, [eax-twdw+WDATA.box.left]
		5054	push esi
		5055	mov esi, [current_slot]
		5056	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5057	shl ebp, 16
		5058	add ebp, [eax-twdw+WDATA.box.top]
		5059	add bp, word[esi+APPDATA.wnd_clientbox.top]
		5060	pop esi
3462	mario79	5061	test ecx, 0x08000000 ; redirect the output to the user area
		5062	jnz @f
2288	clevermous	5063	add ebx, ebp
3462	mario79	5064	align 4
		5065	@@:
2288	clevermous	5066	mov eax, edi
2536	mario79	5067	test ecx, 0x08000000 ; redirect the output to the user area
		5068	jnz dtext
2288	clevermous	5069	xor edi, edi
		5070	jmp dtext
		5071
		5072	align 4
		5073
		5074	syscall_drawrect: ; DrawRect
		5075
		5076	mov edi, edx ; color + gradient
		5077	and edi, 0x80FFFFFF
		5078	test bx, bx ; x.size
		5079	je .drectr
		5080	test cx, cx ; y.size
		5081	je .drectr
		5082
		5083	mov eax, ebx ; bad idea
		5084	mov ebx, ecx
		5085
		5086	movzx ecx, ax ; ecx - x.size
		5087	shr eax, 16 ; eax - x.coord
		5088	movzx edx, bx ; edx - y.size
		5089	shr ebx, 16 ; ebx - y.coord
		5090	mov esi, [current_slot]
		5091
		5092	add eax, [esi + APPDATA.wnd_clientbox.left]
		5093	add ebx, [esi + APPDATA.wnd_clientbox.top]
		5094	add ecx, eax
		5095	add edx, ebx
2453	mario79	5096	; jmp [drawbar]
		5097	jmp vesa20_drawbar
2288	clevermous	5098	.drectr:
		5099	ret
		5100
		5101	align 4
		5102	syscall_getscreensize: ; GetScreenSize
3606	Serge	5103	mov ax, word [Screen_Max_X]
2288	clevermous	5104	shl eax, 16
3606	Serge	5105	mov ax, word [Screen_Max_Y]
2288	clevermous	5106	mov [esp + 32], eax
		5107	ret
4700	mario79	5108	;-----------------------------------------------------------------------------
2288	clevermous	5109	align 4
4713	mario79	5110	syscall_cdaudio:
4711	mario79	5111	; ECX - position of CD/DVD-drive
		5112	; from 0=Primary Master to 3=Secondary Slave for first IDE contr.
		5113	; from 4=Primary Master to 7=Secondary Slave for second IDE contr.
		5114	; from 8=Primary Master to 11=Secondary Slave for third IDE contr.
		5115	cmp ecx, 11
		5116	ja .exit
		5117
		5118	mov eax, ecx
		5119	shr eax, 2
		5120	lea eax, [eax*5]
		5121	mov al, [eax+DRIVE_DATA+1]
		5122
		5123	push ecx ebx
		5124	mov ebx, ecx
		5125	and ebx, 11b
		5126	shl ebx, 1
		5127	mov cl, 6
		5128	sub cl, bl
		5129	shr al, cl
		5130	test al, 2 ; it's not an ATAPI device
		5131	pop ebx ecx
		5132
		5133	jz .exit
		5134
4700	mario79	5135	cmp ebx, 4
		5136	je .eject
2288	clevermous	5137
		5138	cmp ebx, 5
4700	mario79	5139	je .load
4711	mario79	5140	;--------------------------------------
		5141	.exit:
4700	mario79	5142	ret
		5143	;--------------------------------------
2288	clevermous	5144	.load:
		5145	call .reserve
		5146	call LoadMedium
		5147	jmp .free
4700	mario79	5148	;--------------------------------------
2288	clevermous	5149	.eject:
		5150	call .reserve
		5151	call clear_CD_cache
		5152	call allow_medium_removal
		5153	call EjectMedium
		5154	jmp .free
4700	mario79	5155	;--------------------------------------
2288	clevermous	5156	.reserve:
		5157	call reserve_cd
4700	mario79	5158
		5159	mov ebx, ecx
		5160	inc ebx
		5161	mov [cdpos], ebx
		5162
2288	clevermous	5163	mov eax, ecx
		5164	shr eax, 1
		5165	and eax, 1
		5166	inc eax
		5167	mov [ChannelNumber], ax
		5168	mov eax, ecx
		5169	and eax, 1
		5170	mov [DiskNumber], al
		5171	call reserve_cd_channel
		5172	ret
4700	mario79	5173	;--------------------------------------
2288	clevermous	5174	.free:
		5175	call free_cd_channel
		5176	and [cd_status], 0
		5177	ret
2511	mario79	5178	;-----------------------------------------------------------------------------
2288	clevermous	5179	align 4
2511	mario79	5180	syscall_getpixel_WinMap: ; GetPixel WinMap
		5181	cmp ebx, [Screen_Max_X]
		5182	jbe @f
		5183	cmp ecx, [Screen_Max_Y]
		5184	jbe @f
		5185	xor eax, eax
		5186	jmp .store
		5187	;--------------------------------------
		5188	align 4
		5189	@@:
		5190	mov eax, [d_width_calc_area + ecx*4]
		5191	add eax, [_WinMapAddress]
		5192	movzx eax, byte[eax+ebx] ; get value for current point
		5193	;--------------------------------------
		5194	align 4
		5195	.store:
		5196	mov [esp + 32], eax
		5197	ret
		5198	;-----------------------------------------------------------------------------
		5199	align 4
2288	clevermous	5200	syscall_getpixel: ; GetPixel
		5201	mov ecx, [Screen_Max_X]
		5202	inc ecx
		5203	xor edx, edx
		5204	mov eax, ebx
		5205	div ecx
		5206	mov ebx, edx
		5207	xchg eax, ebx
2430	mario79	5208	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5209	call dword [GETPIXEL]; eax - x, ebx - y
		5210	mov [esp + 32], ecx
		5211	ret
2509	mario79	5212	;-----------------------------------------------------------------------------
2288	clevermous	5213	align 4
		5214	syscall_getarea:
		5215	;eax = 36
		5216	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5217	;ecx = [size x]*65536 + [size y]
		5218	;edx = [start x]*65536 + [start y]
		5219	pushad
		5220	mov edi, ebx
		5221	mov eax, edx
		5222	shr eax, 16
		5223	mov ebx, edx
		5224	and ebx, 0xffff
		5225	dec eax
		5226	dec ebx
		5227	; eax - x, ebx - y
		5228	mov edx, ecx
		5229
		5230	shr ecx, 16
		5231	and edx, 0xffff
		5232	mov esi, ecx
		5233	; ecx - size x, edx - size y
		5234
		5235	mov ebp, edx
		5236	dec ebp
		5237	lea ebp, [ebp*3]
		5238
		5239	imul ebp, esi
		5240
		5241	mov esi, ecx
		5242	dec esi
		5243	lea esi, [esi*3]
		5244
		5245	add ebp, esi
		5246	add ebp, edi
		5247
		5248	add ebx, edx
2509	mario79	5249	;--------------------------------------
		5250	align 4
2288	clevermous	5251	.start_y:
		5252	push ecx edx
2509	mario79	5253	;--------------------------------------
		5254	align 4
2288	clevermous	5255	.start_x:
		5256	push eax ebx ecx
		5257	add eax, ecx
		5258
2430	mario79	5259	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5260	call dword [GETPIXEL]; eax - x, ebx - y
		5261
		5262	mov [ebp], cx
		5263	shr ecx, 16
		5264	mov [ebp+2], cl
		5265
		5266	pop ecx ebx eax
		5267	sub ebp, 3
		5268	dec ecx
		5269	jnz .start_x
		5270	pop edx ecx
		5271	dec ebx
		5272	dec edx
		5273	jnz .start_y
		5274	popad
		5275	ret
2509	mario79	5276	;-----------------------------------------------------------------------------
		5277	align 4
		5278	syscall_putarea_backgr:
		5279	;eax = 25
		5280	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5281	;ecx = [size x]*65536 + [size y]
		5282	;edx = [start x]*65536 + [start y]
		5283	pushad
		5284	mov edi, ebx
		5285	mov eax, edx
		5286	shr eax, 16
		5287	mov ebx, edx
		5288	and ebx, 0xffff
		5289	dec eax
		5290	dec ebx
		5291	; eax - x, ebx - y
		5292	mov edx, ecx
		5293	shr ecx, 16
		5294	and edx, 0xffff
		5295	mov esi, ecx
		5296	; ecx - size x, edx - size y
		5297	mov ebp, edx
		5298	dec ebp
		5299	shl ebp, 2
2288	clevermous	5300
2509	mario79	5301	imul ebp, esi
		5302
		5303	mov esi, ecx
		5304	dec esi
		5305	shl esi, 2
		5306
		5307	add ebp, esi
		5308	add ebp, edi
		5309
		5310	add ebx, edx
		5311	;--------------------------------------
2288	clevermous	5312	align 4
2509	mario79	5313	.start_y:
		5314	push ecx edx
		5315	;--------------------------------------
		5316	align 4
		5317	.start_x:
		5318	push eax ecx
		5319	add eax, ecx
2288	clevermous	5320
2509	mario79	5321	mov ecx, [ebp]
		5322	rol ecx, 8
		5323	test cl, cl ; transparensy = 0
		5324	jz .no_put
		5325
		5326	xor cl, cl
		5327	ror ecx, 8
		5328
		5329	pushad
		5330	mov edx, [d_width_calc_area + ebx*4]
		5331	add edx, [_WinMapAddress]
		5332	movzx edx, byte [eax+edx]
		5333	cmp dl, byte 1
		5334	jne @f
		5335
		5336	call dword [PUTPIXEL]; eax - x, ebx - y
		5337	;--------------------------------------
		5338	align 4
		5339	@@:
		5340	popad
		5341	;--------------------------------------
		5342	align 4
		5343	.no_put:
		5344	pop ecx eax
2991	Serge	5345
2509	mario79	5346	sub ebp, 4
		5347	dec ecx
		5348	jnz .start_x
		5349
		5350	pop edx ecx
		5351	dec ebx
		5352	dec edx
		5353	jnz .start_y
		5354
		5355	popad
		5356	ret
		5357	;-----------------------------------------------------------------------------
		5358	align 4
2288	clevermous	5359	syscall_drawline: ; DrawLine
		5360
		5361	mov edi, [TASK_BASE]
		5362	movzx eax, word[edi-twdw+WDATA.box.left]
		5363	mov ebp, eax
		5364	mov esi, [current_slot]
		5365	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5366	add ax, word[esi+APPDATA.wnd_clientbox.left]
		5367	add ebp, ebx
		5368	shl eax, 16
		5369	movzx ebx, word[edi-twdw+WDATA.box.top]
		5370	add eax, ebp
		5371	mov ebp, ebx
		5372	add ebp, [esi+APPDATA.wnd_clientbox.top]
		5373	add bx, word[esi+APPDATA.wnd_clientbox.top]
		5374	add ebp, ecx
		5375	shl ebx, 16
		5376	xor edi, edi
		5377	add ebx, ebp
		5378	mov ecx, edx
2453	mario79	5379	; jmp [draw_line]
		5380	jmp __sys_draw_line
2288	clevermous	5381
		5382
		5383	align 4
		5384	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		5385
		5386	call r_f_port_area
		5387	mov [esp+32], eax
		5388	ret
		5389
		5390	align 4
		5391	syscall_threads: ; CreateThreads
		5392	;
4105	Serge	5393	; ecx=thread entry point
		5394	; edx=thread stack pointer
2288	clevermous	5395	;
		5396	; on return : eax = pid
		5397
4105	Serge	5398	xor ebx, ebx
2288	clevermous	5399	call new_sys_threads
		5400
		5401	mov [esp+32], eax
		5402	ret
		5403
		5404	align 4
		5405
		5406	paleholder:
		5407	ret
2438	mario79	5408	;------------------------------------------------------------------------------
2288	clevermous	5409	align 4
2438	mario79	5410	calculate_fast_getting_offset_for_WinMapAddress:
		5411	; calculate data area for fast getting offset to _WinMapAddress
2446	mario79	5412	xor eax, eax
2438	mario79	5413	mov ecx, [_display.height]
		5414	mov edi, d_width_calc_area
		5415	cld
		5416	@@:
		5417	stosd
		5418	add eax, [_display.width]
		5419	dec ecx
		5420	jnz @r
		5421	ret
		5422	;------------------------------------------------------------------------------
		5423	align 4
2480	mario79	5424	calculate_fast_getting_offset_for_LFB:
		5425	; calculate data area for fast getting offset to LFB
		5426	xor eax, eax
		5427	mov ecx, [_display.height]
		5428	mov edi, BPSLine_calc_area
		5429	cld
		5430	@@:
		5431	stosd
3606	Serge	5432	add eax, [_display.pitch]
2480	mario79	5433	dec ecx
		5434	jnz @r
		5435	ret
		5436	;------------------------------------------------------------------------------
		5437	align 4
2288	clevermous	5438	set_screen:
2654	mario79	5439	; in:
		5440	; eax - new Screen_Max_X
		5441	; ecx - new BytesPerScanLine
		5442	; edx - new Screen_Max_Y
2288	clevermous	5443
		5444	pushfd
		5445	cli
		5446
		5447	mov [Screen_Max_X], eax
		5448	mov [Screen_Max_Y], edx
3606	Serge	5449	mov [_display.pitch], ecx
2288	clevermous	5450
		5451	mov [screen_workarea.right], eax
		5452	mov [screen_workarea.bottom], edx
		5453
		5454	push ebx
		5455	push esi
		5456	push edi
		5457
		5458	pushad
		5459
2654	mario79	5460	cmp [do_not_touch_winmap], 1
		5461	je @f
		5462
2288	clevermous	5463	stdcall kernel_free, [_WinMapAddress]
		5464
		5465	mov eax, [_display.width]
		5466	mul [_display.height]
		5467	mov [_WinMapSize], eax
		5468
		5469	stdcall kernel_alloc, eax
		5470	mov [_WinMapAddress], eax
		5471	test eax, eax
		5472	jz .epic_fail
2654	mario79	5473	; store for f.18.24
		5474	mov eax, [_display.width]
		5475	mov [display_width_standard], eax
2288	clevermous	5476
2654	mario79	5477	mov eax, [_display.height]
		5478	mov [display_height_standard], eax
		5479	@@:
2438	mario79	5480	call calculate_fast_getting_offset_for_WinMapAddress
2545	mario79	5481	; for Qemu or non standart video cards
2991	Serge	5482	; Unfortunately [BytesPerScanLine] does not always
2545	mario79	5483	; equal to [_display.width] * [ScreenBPP] / 8
		5484	call calculate_fast_getting_offset_for_LFB
2288	clevermous	5485	popad
		5486
		5487	call repos_windows
		5488	xor eax, eax
		5489	xor ebx, ebx
		5490	mov ecx, [Screen_Max_X]
		5491	mov edx, [Screen_Max_Y]
		5492	call calculatescreen
		5493	pop edi
		5494	pop esi
		5495	pop ebx
		5496
		5497	popfd
		5498	ret
		5499
		5500	.epic_fail:
		5501	hlt ; Houston, we've had a problem
		5502
		5503	; --------------- APM ---------------------
		5504	uglobal
		5505	apm_entry dp 0
		5506	apm_vf dd 0
		5507	endg
		5508
		5509	align 4
		5510	sys_apm:
		5511	xor eax, eax
		5512	cmp word [apm_vf], ax ; Check APM BIOS enable
		5513	jne @f
		5514	inc eax
		5515	or dword [esp + 44], eax ; error
		5516	add eax, 7
		5517	mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
		5518	ret
		5519
		5520	@@:
		5521	; xchg eax, ecx
		5522	; xchg ebx, ecx
		5523
		5524	cmp dx, 3
		5525	ja @f
		5526	and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
		5527	mov eax, [apm_vf]
		5528	mov [esp + 32], eax
		5529	shr eax, 16
		5530	mov [esp + 28], eax
		5531	ret
		5532
		5533	@@:
		5534
		5535	mov esi, [master_tab+(OS_BASE shr 20)]
		5536	xchg [master_tab], esi
		5537	push esi
		5538	mov edi, cr3
		5539	mov cr3, edi ;flush TLB
		5540
		5541	call pword [apm_entry] ;call APM BIOS
		5542
		5543	xchg eax, [esp]
		5544	mov [master_tab], eax
		5545	mov eax, cr3
		5546	mov cr3, eax
		5547	pop eax
		5548
		5549	mov [esp + 4 ], edi
		5550	mov [esp + 8], esi
		5551	mov [esp + 20], ebx
		5552	mov [esp + 24], edx
		5553	mov [esp + 28], ecx
		5554	mov [esp + 32], eax
		5555	setc al
		5556	and [esp + 44], byte 0xfe
		5557	or [esp + 44], al
		5558	ret
		5559	; -----------------------------------------
		5560
		5561	align 4
		5562
		5563	undefined_syscall: ; Undefined system call
		5564	mov [esp + 32], dword -1
		5565	ret
		5566
		5567	align 4
		5568	system_shutdown: ; shut down the system
		5569
3732	Serge	5570	cmp byte [BOOT_VARS+0x9030], 1
2288	clevermous	5571	jne @F
		5572	ret
		5573	@@:
		5574	call stop_all_services
		5575
		5576	yes_shutdown_param:
5033	clevermous	5577	; Shutdown other CPUs, if initialized
		5578	cmp [ap_initialized], 0
		5579	jz .no_shutdown_cpus
		5580	mov edi, [LAPIC_BASE]
		5581	add edi, 300h
		5582	mov esi, smpt+4
		5583	mov ebx, [cpu_count]
		5584	dec ebx
		5585	.shutdown_cpus_loop:
		5586	lodsd
5049	clevermous	5587	push esi
		5588	xor esi, esi
		5589	inc esi
5033	clevermous	5590	shl eax, 24
		5591	mov [edi+10h], eax
		5592	; assert INIT IPI
		5593	mov dword [edi], 0C500h
5049	clevermous	5594	call delay_ms
5033	clevermous	5595	@@:
		5596	test dword [edi], 1000h
		5597	jnz @b
		5598	; deassert INIT IPI
		5599	mov dword [edi], 8500h
5049	clevermous	5600	call delay_ms
5033	clevermous	5601	@@:
		5602	test dword [edi], 1000h
		5603	jnz @b
		5604	; don't send STARTUP IPI: let other CPUs be in wait-for-startup state
5049	clevermous	5605	pop esi
5033	clevermous	5606	dec ebx
		5607	jnz .shutdown_cpus_loop
		5608	.no_shutdown_cpus:
		5609
2288	clevermous	5610	cli
		5611
		5612	if ~ defined extended_primary_loader
4273	clevermous	5613	; load kernel.mnt to 0x7000:0
		5614	mov ebx, kernel_file_load
		5615	pushad
		5616	call file_system_lfn
		5617	popad
2288	clevermous	5618
		5619	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5620	mov edi, OS_BASE+0x40000
		5621	mov ecx, 1000
		5622	rep movsb
		5623	end if
		5624
3732	Serge	5625	; mov esi, BOOT_VAR ; restore 0x0 - 0xffff
		5626	; mov edi, OS_BASE
		5627	; mov ecx, 0x10000/4
		5628	; cld
		5629	; rep movsd
2288	clevermous	5630
		5631	call IRQ_mask_all
		5632
		5633	cmp byte [OS_BASE + 0x9030], 2
		5634	jnz no_acpi_power_off
		5635
		5636	; scan for RSDP
		5637	; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
		5638	movzx eax, word [OS_BASE + 0x40E]
		5639	shl eax, 4
		5640	jz @f
		5641	mov ecx, 1024/16
		5642	call scan_rsdp
		5643	jnc .rsdp_found
		5644	@@:
		5645	; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
		5646	mov eax, 0xE0000
		5647	mov ecx, 0x2000
		5648	call scan_rsdp
		5649	jc no_acpi_power_off
		5650	.rsdp_found:
		5651	mov esi, [eax+16] ; esi contains physical address of the RSDT
		5652	mov ebp, [ipc_tmp]
		5653	stdcall map_page, ebp, esi, PG_MAP
		5654	lea eax, [esi+1000h]
		5655	lea edx, [ebp+1000h]
		5656	stdcall map_page, edx, eax, PG_MAP
		5657	and esi, 0xFFF
		5658	add esi, ebp
		5659	cmp dword [esi], 'RSDT'
		5660	jnz no_acpi_power_off
		5661	mov ecx, [esi+4]
		5662	sub ecx, 24h
		5663	jbe no_acpi_power_off
		5664	shr ecx, 2
		5665	add esi, 24h
		5666	.scan_fadt:
		5667	lodsd
		5668	mov ebx, eax
		5669	lea eax, [ebp+2000h]
		5670	stdcall map_page, eax, ebx, PG_MAP
		5671	lea eax, [ebp+3000h]
		5672	add ebx, 0x1000
		5673	stdcall map_page, eax, ebx, PG_MAP
		5674	and ebx, 0xFFF
		5675	lea ebx, [ebx+ebp+2000h]
		5676	cmp dword [ebx], 'FACP'
		5677	jz .fadt_found
		5678	loop .scan_fadt
		5679	jmp no_acpi_power_off
		5680	.fadt_found:
		5681	; ebx is linear address of FADT
		5682	mov edi, [ebx+40] ; physical address of the DSDT
		5683	lea eax, [ebp+4000h]
		5684	stdcall map_page, eax, edi, PG_MAP
		5685	lea eax, [ebp+5000h]
		5686	lea esi, [edi+0x1000]
		5687	stdcall map_page, eax, esi, PG_MAP
		5688	and esi, 0xFFF
		5689	sub edi, esi
		5690	cmp dword [esi+ebp+4000h], 'DSDT'
		5691	jnz no_acpi_power_off
		5692	mov eax, [esi+ebp+4004h] ; DSDT length
		5693	sub eax, 36+4
		5694	jbe no_acpi_power_off
		5695	add esi, 36
		5696	.scan_dsdt:
		5697	cmp dword [esi+ebp+4000h], '_S5_'
		5698	jnz .scan_dsdt_cont
		5699	cmp byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
		5700	jnz .scan_dsdt_cont
		5701	mov dl, [esi+ebp+4000h+6]
		5702	cmp dl, 4 ; _S5_ package must contain 4 bytes
		5703	; ...in theory; in practice, VirtualBox has 2 bytes
		5704	ja .scan_dsdt_cont
		5705	cmp dl, 1
		5706	jb .scan_dsdt_cont
		5707	lea esi, [esi+ebp+4000h+7]
		5708	xor ecx, ecx
		5709	cmp byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
		5710	jz @f
		5711	cmp byte [esi], 0xA
		5712	jnz no_acpi_power_off
		5713	inc esi
		5714	mov cl, [esi]
		5715	@@:
		5716	inc esi
		5717	cmp dl, 2
		5718	jb @f
		5719	cmp byte [esi], 0
		5720	jz @f
		5721	cmp byte [esi], 0xA
		5722	jnz no_acpi_power_off
		5723	inc esi
		5724	mov ch, [esi]
		5725	@@:
		5726	jmp do_acpi_power_off
		5727	.scan_dsdt_cont:
		5728	inc esi
		5729	cmp esi, 0x1000
		5730	jb @f
		5731	sub esi, 0x1000
		5732	add edi, 0x1000
		5733	push eax
		5734	lea eax, [ebp+4000h]
		5735	stdcall map_page, eax, edi, PG_MAP
		5736	push PG_MAP
		5737	lea eax, [edi+1000h]
		5738	push eax
		5739	lea eax, [ebp+5000h]
		5740	push eax
		5741	stdcall map_page
		5742	pop eax
		5743	@@:
		5744	dec eax
		5745	jnz .scan_dsdt
		5746	jmp no_acpi_power_off
		5747	do_acpi_power_off:
		5748	mov edx, [ebx+48]
		5749	test edx, edx
		5750	jz .nosmi
		5751	mov al, [ebx+52]
		5752	out dx, al
		5753	mov edx, [ebx+64]
		5754	@@:
		5755	in ax, dx
		5756	test al, 1
		5757	jz @b
		5758	.nosmi:
		5759	and cx, 0x0707
		5760	shl cx, 2
		5761	or cx, 0x2020
		5762	mov edx, [ebx+64]
		5763	in ax, dx
		5764	and ax, 203h
		5765	or ah, cl
		5766	out dx, ax
		5767	mov edx, [ebx+68]
		5768	test edx, edx
		5769	jz @f
		5770	in ax, dx
		5771	and ax, 203h
		5772	or ah, ch
		5773	out dx, ax
		5774	@@:
		5775	jmp $
		5776
		5777
		5778	scan_rsdp:
		5779	add eax, OS_BASE
		5780	.s:
		5781	cmp dword [eax], 'RSD '
		5782	jnz .n
		5783	cmp dword [eax+4], 'PTR '
		5784	jnz .n
		5785	xor edx, edx
		5786	xor esi, esi
		5787	@@:
		5788	add dl, [eax+esi]
		5789	inc esi
		5790	cmp esi, 20
		5791	jnz @b
		5792	test dl, dl
		5793	jz .ok
		5794	.n:
		5795	add eax, 10h
		5796	loop .s
		5797	stc
		5798	.ok:
		5799	ret
		5800
5032	clevermous	5801	no_acpi_power_off:
		5802	call create_trampoline_pgmap
		5803	mov cr3, eax
		5804	jmp become_real+0x10000
		5805	iglobal
		5806	align 4
		5807	realmode_gdt:
		5808	; selector 0 - not used
		5809	dw 23
		5810	dd realmode_gdt-OS_BASE
		5811	dw 0
		5812	; selector 8 - code from 1000:0000 to 1000:FFFF
		5813	dw 0FFFFh
		5814	dw 0
		5815	db 1
		5816	db 10011011b
		5817	db 00000000b
		5818	db 0
		5819	; selector 10h - data from 1000:0000 to 1000:FFFF
		5820	dw 0FFFFh
		5821	dw 0
		5822	db 1
		5823	db 10010011b
		5824	db 00000000b
		5825	db 0
		5826	endg
		5827
3627	Serge	5828	if ~ lang eq sp
		5829	diff16 "end of .text segment",0,$
		5830	end if
		5831
2288	clevermous	5832	include "data32.inc"
		5833
		5834	__REV__ = __REV
		5835
3341	yogev_ezra	5836	if ~ lang eq sp
2288	clevermous	5837	diff16 "end of kernel code",0,$
3287	esevece	5838	end if

Subversion Repositories Kolibri OS

(root)/kernel/trunk/kernel.asm – Rev 5154