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

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
2455	mario79	3	;; Copyright (C) KolibriOS team 2004-2012. 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
		69	include 'macros.inc'
2381	hidnplayr	70	include 'struct.inc'
2288	clevermous	71
		72	$Revision: 2516 $
		73
		74
		75	USE_COM_IRQ equ 1 ; make irq 3 and irq 4 available for PCI devices
		76
		77	; Enabling the next line will enable serial output console
		78	;debug_com_base equ 0x3f8 ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
		79
		80	include "proc32.inc"
		81	include "kglobals.inc"
		82	include "lang.inc"
		83
		84	include "const.inc"
		85	max_processes equ 255
		86	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
		87
		88
		89	os_stack equ (os_data_l-gdts) ; GDTs
		90	os_code equ (os_code_l-gdts)
		91	graph_data equ (3+graph_data_l-gdts)
		92	tss0 equ (tss0_l-gdts)
		93	app_code equ (3+app_code_l-gdts)
		94	app_data equ (3+app_data_l-gdts)
		95	app_tls equ (3+tls_data_l-gdts)
		96	pci_code_sel equ (pci_code_32-gdts)
		97	pci_data_sel equ (pci_data_32-gdts)
		98
		99
		100	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		101	;;
		102	;; Included files:
		103	;;
		104	;; Kernel16.inc
		105	;; - Booteng.inc English text for bootup
		106	;; - Bootcode.inc Hardware setup
		107	;; - Pci16.inc PCI functions
		108	;;
		109	;; Kernel32.inc
		110	;; - Sys32.inc Process management
		111	;; - Shutdown.inc Shutdown and restart
		112	;; - Fat32.inc Read / write hd
		113	;; - Vesa12.inc Vesa 1.2 driver
		114	;; - Vesa20.inc Vesa 2.0 driver
		115	;; - Vga.inc VGA driver
		116	;; - Stack.inc Network interface
		117	;; - Mouse.inc Mouse pointer
		118	;; - Scincode.inc Window skinning
		119	;; - Pci32.inc PCI functions
		120	;;
		121	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		122
		123
		124	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		125	;; ;;
		126	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		127	;; ;;
		128	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		129
		130	use16
		131	org 0x0
		132	jmp start_of_code
		133
		134	version db 'Kolibri OS version 0.7.7.0+ ',13,10,13,10,0
		135
		136	include "boot/bootstr.inc" ; language-independent boot messages
		137	include "boot/preboot.inc"
		138
		139	if lang eq en
		140	include "boot/booteng.inc" ; english system boot messages
		141	else if lang eq ru
		142	include "boot/bootru.inc" ; russian system boot messages
		143	include "boot/ru.inc" ; Russian font
		144	else if lang eq et
		145	include "boot/bootet.inc" ; estonian system boot messages
		146	include "boot/et.inc" ; Estonian font
		147	else
		148	include "boot/bootge.inc" ; german system boot messages
		149	end if
		150
		151	include "boot/bootcode.inc" ; 16 bit system boot code
		152	include "bus/pci/pci16.inc"
		153	include "detect/biosdisk.inc"
		154
		155	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		156	;; ;;
		157	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		158	;; ;;
		159	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		160
		161
		162	; CR0 Flags - Protected mode and Paging
		163
		164	mov ecx, CR0_PE
		165
		166	; Enabling 32 bit protected mode
		167
		168	sidt [cs:old_ints_h]
		169
		170	cli ; disable all irqs
		171	cld
		172	mov al, 255 ; mask all irqs
		173	out 0xa1, al
		174	out 0x21, al
		175	l.5:
		176	in al, 0x64 ; Enable A20
		177	test al, 2
		178	jnz l.5
		179	mov al, 0xD1
		180	out 0x64, al
		181	l.6:
		182	in al, 0x64
		183	test al, 2
		184	jnz l.6
		185	mov al, 0xDF
		186	out 0x60, al
		187	l.7:
		188	in al, 0x64
		189	test al, 2
		190	jnz l.7
		191	mov al, 0xFF
		192	out 0x64, al
		193
		194	lgdt [cs:tmp_gdt] ; Load GDT
		195	mov eax, cr0 ; protected mode
		196	or eax, ecx
		197	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		198	mov cr0, eax
		199	jmp pword os_code:B32 ; jmp to enable 32 bit mode
		200
		201	align 8
		202	tmp_gdt:
		203
		204	dw 23
		205	dd tmp_gdt+0x10000
		206	dw 0
		207
		208	dw 0xffff
		209	dw 0x0000
		210	db 0x00
		211	dw 11011111b *256 +10011010b
		212	db 0x00
		213
		214	dw 0xffff
		215	dw 0x0000
		216	db 0x00
		217	dw 11011111b *256 +10010010b
		218	db 0x00
		219
		220	include "data16.inc"
		221
		222	use32
		223	org $+0x10000
		224
		225	align 4
		226	B32:
		227	mov ax, os_stack ; Selector for os
		228	mov ds, ax
		229	mov es, ax
		230	mov fs, ax
		231	mov gs, ax
		232	mov ss, ax
		233	mov esp, 0x006CC00 ; Set stack
		234
		235	; CLEAR 0x280000 - HEAP_BASE
		236
		237	xor eax, eax
		238	mov edi, CLEAN_ZONE
		239	mov ecx, (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
		240	cld
		241	rep stosd
		242
		243	; CLEAR KERNEL UNDEFINED GLOBALS
		244	mov edi, endofcode-OS_BASE
		245	mov ecx, 0x90000
		246	sub ecx, edi
		247	shr ecx, 2
		248	rep stosd
		249
		250	; SAVE & CLEAR 0-0xffff
		251
		252	xor esi, esi
		253	mov edi, (BOOT_VAR-OS_BASE)
		254	mov ecx, 0x10000 / 4
		255	rep movsd
		256	mov edi, 0x1000
		257	mov ecx, 0xf000 / 4
		258	rep stosd
		259
		260	call test_cpu
		261	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
		262
		263	call check_acpi
		264	call init_BIOS32
		265	; MEMORY MODEL
		266	call mem_test
		267	call init_mem
		268	call init_page_map
		269
		270	; ENABLE PAGING
		271
		272	mov eax, sys_pgdir-OS_BASE
		273	mov cr3, eax
		274
		275	mov eax, cr0
		276	or eax, CR0_PG+CR0_WP
		277	mov cr0, eax
		278
		279	lgdt [gdts]
		280	jmp pword os_code:high_code
		281
		282	align 4
		283	bios32_entry dd ?
		284	tmp_page_tabs dd ?
		285
		286	use16
		287	org $-0x10000
		288	include "boot/shutdown.inc" ; shutdown or restart
		289	org $+0x10000
		290	use32
		291
		292	__DEBUG__ fix 1
		293	__DEBUG_LEVEL__ fix 1
		294	include 'init.inc'
		295
		296	org OS_BASE+$
		297
2443	Serge	298	include 'fdo.inc'
		299
2288	clevermous	300	align 4
		301	high_code:
		302	mov ax, os_stack
		303	mov bx, app_data
		304	mov cx, app_tls
		305	mov ss, ax
		306	add esp, OS_BASE
		307
		308	mov ds, bx
		309	mov es, bx
		310	mov fs, cx
		311	mov gs, bx
		312
		313	bt [cpu_caps], CAPS_PGE
		314	jnc @F
		315
		316	or dword [sys_pgdir+(OS_BASE shr 20)], PG_GLOBAL
		317
		318	mov ebx, cr4
		319	or ebx, CR4_PGE
		320	mov cr4, ebx
		321	@@:
		322	xor eax, eax
		323	mov dword [sys_pgdir], eax
		324	mov dword [sys_pgdir+4], eax
		325
		326	mov eax, cr3
		327	mov cr3, eax ; flush TLB
		328
		329	mov ecx, pg_data.mutex
		330	call mutex_init
		331
		332	mov ecx, disk_list_mutex
		333	call mutex_init
		334
2489	mario79	335	mov ecx, unpack_mutex
		336	call mutex_init
		337
2288	clevermous	338	; SAVE REAL MODE VARIABLES
2466	Serge	339	mov ax, [BOOT_VAR + BOOT_IDE_BASE_ADDR]
2288	clevermous	340	mov [IDEContrRegsBaseAddr], ax
		341	; --------------- APM ---------------------
		342
		343	; init selectors
2466	Serge	344	mov ebx, [BOOT_VAR+BOOT_APM_ENTRY] ; offset of APM entry point
		345	movzx eax, word [BOOT_VAR+BOOT_APM_CODE_32] ; real-mode segment base address of
2288	clevermous	346	; protected-mode 32-bit code segment
2466	Serge	347	movzx ecx, word [BOOT_VAR+BOOT_APM_CODE_16]; real-mode segment base address of
2288	clevermous	348	; protected-mode 16-bit code segment
2466	Serge	349	movzx edx, word [BOOT_VAR+BOOT_APM_DATA_16]; real-mode segment base address of
2288	clevermous	350	; protected-mode 16-bit data segment
		351
		352	shl eax, 4
		353	mov [dword apm_code_32 + 2], ax
		354	shr eax, 16
		355	mov [dword apm_code_32 + 4], al
		356
		357	shl ecx, 4
		358	mov [dword apm_code_16 + 2], cx
		359	shr ecx, 16
		360	mov [dword apm_code_16 + 4], cl
		361
		362	shl edx, 4
		363	mov [dword apm_data_16 + 2], dx
		364	shr edx, 16
		365	mov [dword apm_data_16 + 4], dl
		366
		367	mov dword[apm_entry], ebx
		368	mov word [apm_entry + 4], apm_code_32 - gdts
		369
2466	Serge	370	mov eax, [BOOT_VAR + BOOT_APM_VERSION] ; version & flags
2288	clevermous	371	mov [apm_vf], eax
		372	; -----------------------------------------
2466	Serge	373	mov al, [BOOT_VAR+BOOT_DMA] ; DMA access
2288	clevermous	374	mov [allow_dma_access], al
2466	Serge	375	movzx eax, byte [BOOT_VAR+BOOT_BPP] ; bpp
2288	clevermous	376	mov [ScreenBPP], al
		377
		378	mov [_display.bpp], eax
		379	mov [_display.vrefresh], 60
		380
2466	Serge	381	movzx eax, word [BOOT_VAR+BOOT_X_RES]; X max
2288	clevermous	382	mov [_display.width], eax
		383	dec eax
		384	mov [Screen_Max_X], eax
		385	mov [screen_workarea.right], eax
2466	Serge	386	movzx eax, word [BOOT_VAR+BOOT_Y_RES]; Y max
2288	clevermous	387	mov [_display.height], eax
		388	dec eax
		389	mov [Screen_Max_Y], eax
		390	mov [screen_workarea.bottom], eax
2466	Serge	391	movzx eax, word [BOOT_VAR+BOOT_VESA_MODE]; screen mode
2288	clevermous	392	mov [SCR_MODE], eax
2407	mario79	393	; mov eax, [BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
		394	; mov [BANK_SWITCH], eax
2288	clevermous	395	mov [BytesPerScanLine], word 640*4 ; Bytes PerScanLine
		396	cmp [SCR_MODE], word 0x13 ; 320x200
		397	je @f
		398	cmp [SCR_MODE], word 0x12 ; VGA 640x480
		399	je @f
2466	Serge	400	movzx eax, word[BOOT_VAR+BOOT_PITCH] ; for other modes
2288	clevermous	401	mov [BytesPerScanLine], ax
		402	mov [_display.pitch], eax
		403	@@:
		404	mov eax, [_display.width]
		405	mul [_display.height]
		406	mov [_WinMapSize], eax
		407
2438	mario79	408	call calculate_fast_getting_offset_for_WinMapAddress
2480	mario79	409	; for Qemu or non standart video cards
		410	; Unfortunately [BytesPerScanLine] does not always
		411	; equal to [_display.width] * [ScreenBPP] / 8
		412	call calculate_fast_getting_offset_for_LFB
2438	mario79	413
2288	clevermous	414	mov esi, BOOT_VAR+0x9080
		415	movzx ecx, byte [esi-1]
		416	mov [NumBiosDisks], ecx
		417	mov edi, BiosDisksData
		418	rep movsd
		419
		420	; GRAPHICS ADDRESSES
		421
2466	Serge	422	mov eax, [BOOT_VAR+BOOT_LFB]
2288	clevermous	423	mov [LFBAddress], eax
		424
		425	cmp [SCR_MODE], word 0100000000000000b
		426	jge setvesa20
2407	mario79	427	cmp [SCR_MODE], word 0x13 ; EGA 320*200 256 colors
2288	clevermous	428	je v20ga32
		429	jmp v20ga24
2436	mario79	430
2407	mario79	431	setvesa20:
2288	clevermous	432	mov [PUTPIXEL], dword Vesa20_putpixel24 ; Vesa 2.0
		433	mov [GETPIXEL], dword Vesa20_getpixel24
		434	cmp [ScreenBPP], byte 24
		435	jz v20ga24
2407	mario79	436	v20ga32:
2288	clevermous	437	mov [PUTPIXEL], dword Vesa20_putpixel32
		438	mov [GETPIXEL], dword Vesa20_getpixel32
2407	mario79	439	jmp no_mode_0x12
		440	v20ga24:
2288	clevermous	441	cmp [SCR_MODE], word 0x12 ; 16 C VGA 640x480
		442	jne no_mode_0x12
		443	mov [PUTPIXEL], dword VGA_putpixel
		444	mov [GETPIXEL], dword Vesa20_getpixel32
2407	mario79	445	no_mode_0x12:
2288	clevermous	446
		447	; -------- Fast System Call init ----------
		448	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
		449	bt [cpu_caps], CAPS_SEP
		450	jnc .SEnP ; SysEnter not Present
		451	xor edx, edx
		452	mov ecx, MSR_SYSENTER_CS
		453	mov eax, os_code
		454	wrmsr
		455	mov ecx, MSR_SYSENTER_ESP
		456	; mov eax, sysenter_stack ; Check it
		457	xor eax, eax
		458	wrmsr
		459	mov ecx, MSR_SYSENTER_EIP
		460	mov eax, sysenter_entry
		461	wrmsr
		462	.SEnP:
		463	; AMD SYSCALL/SYSRET
		464	cmp byte[cpu_vendor], 'A'
		465	jne .noSYSCALL
		466	mov eax, 0x80000001
		467	cpuid
		468	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		469	jz .noSYSCALL
		470	mov ecx, MSR_AMD_EFER
		471	rdmsr
		472	or eax, 1 ; bit_0 - System Call Extension (SCE)
		473	wrmsr
		474
		475	; !!!! It`s dirty hack, fix it !!!
		476	; Bits of EDX :
		477	; Bit 31�16 During the SYSRET instruction, this field is copied into the CS register
		478	; and the contents of this field, plus 8, are copied into the SS register.
		479	; Bit 15�0 During the SYSCALL instruction, this field is copied into the CS register
		480	; and the contents of this field, plus 8, are copied into the SS register.
		481
		482	; mov edx, (os_code + 16) * 65536 + os_code
		483	mov edx, 0x1B0008
		484
		485	mov eax, syscall_entry
		486	mov ecx, MSR_AMD_STAR
		487	wrmsr
		488	.noSYSCALL:
		489	; -----------------------------------------
		490	stdcall alloc_page
		491	stdcall map_page, tss-0xF80, eax, PG_SW
		492	stdcall alloc_page
		493	inc eax
		494	mov [SLOT_BASE+256+APPDATA.io_map], eax
		495	stdcall map_page, tss+0x80, eax, PG_SW
		496	stdcall alloc_page
		497	inc eax
		498	mov dword [SLOT_BASE+256+APPDATA.io_map+4], eax
		499	stdcall map_page, tss+0x1080, eax, PG_SW
		500
		501	; LOAD IDT
		502
		503	call build_interrupt_table ;lidt is executed
		504	;lidt [idtreg]
		505
		506	call init_kernel_heap
		507	stdcall kernel_alloc, RING0_STACK_SIZE+512
		508	mov [os_stack_seg], eax
		509
		510	lea esp, [eax+RING0_STACK_SIZE]
		511
		512	mov [tss._ss0], os_stack
		513	mov [tss._esp0], esp
		514	mov [tss._esp], esp
		515	mov [tss._cs], os_code
		516	mov [tss._ss], os_stack
		517	mov [tss._ds], app_data
		518	mov [tss._es], app_data
		519	mov [tss._fs], app_data
		520	mov [tss._gs], app_data
		521	mov [tss._io], 128
		522	;Add IO access table - bit array of permitted ports
		523	mov edi, tss._io_map_0
		524	xor eax, eax
		525	not eax
		526	mov ecx, 8192/4
		527	rep stosd ; access to 4096*8=65536 ports
		528
		529	mov ax, tss0
		530	ltr ax
		531
		532	mov [LFBSize], 0x800000
		533	call init_LFB
		534	call init_fpu
		535	call init_malloc
		536
		537	stdcall alloc_kernel_space, 0x51000
		538	mov [default_io_map], eax
		539
		540	add eax, 0x2000
		541	mov [ipc_tmp], eax
		542	mov ebx, 0x1000
		543
		544	add eax, 0x40000
		545	mov [proc_mem_map], eax
		546
		547	add eax, 0x8000
		548	mov [proc_mem_pdir], eax
		549
		550	add eax, ebx
		551	mov [proc_mem_tab], eax
		552
		553	add eax, ebx
		554	mov [tmp_task_pdir], eax
		555
		556	add eax, ebx
		557	mov [tmp_task_ptab], eax
		558
		559	add eax, ebx
		560	mov [ipc_pdir], eax
		561
		562	add eax, ebx
		563	mov [ipc_ptab], eax
		564
		565	stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
		566	(unpack.lc+unpack.lp)))*4
		567
		568	mov [unpack.p], eax
		569
		570	call init_events
2384	hidnplayr	571	mov eax, srv.fd-SRV.fd
2288	clevermous	572	mov [srv.fd], eax
		573	mov [srv.bk], eax
		574
		575	;Set base of graphic segment to linear address of LFB
		576	mov eax, [LFBAddress] ; set for gs
		577	mov [graph_data_l+2], ax
		578	shr eax, 16
		579	mov [graph_data_l+4], al
		580	mov [graph_data_l+7], ah
		581
		582	stdcall kernel_alloc, [_WinMapSize]
		583	mov [_WinMapAddress], eax
		584
		585	xor eax, eax
		586	inc eax
		587	mov [CURRENT_TASK], eax ;dword 1
		588	mov [TASK_COUNT], eax ;dword 1
		589	mov [TASK_BASE], dword TASK_DATA
		590	mov [current_slot], SLOT_BASE+256
		591
		592	; set background
		593
		594	mov [BgrDrawMode], eax
		595	mov [BgrDataWidth], eax
		596	mov [BgrDataHeight], eax
		597	mov [mem_BACKGROUND], 4
		598	mov [img_background], static_background_data
		599
		600	mov [SLOT_BASE + 256 + APPDATA.dir_table], sys_pgdir - OS_BASE
		601
		602	stdcall kernel_alloc, 0x10000/8
		603	mov edi, eax
		604	mov [network_free_ports], eax
		605	or eax, -1
		606	mov ecx, 0x10000/32
		607	rep stosd
		608
		609	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		610
		611	call init_irqs
		612	call PIC_init
		613
		614	; Initialize system V86 machine
		615	call init_sys_v86
		616
		617	; Initialize system timer (IRQ0)
		618	call PIT_init
		619
		620	; Try to Initialize APIC
		621	call APIC_init
		622
		623	; Enable timer IRQ (IRQ0) and hard drives IRQs (IRQ14, IRQ15)
		624	; they are used: when partitions are scanned, hd_read relies on timer
		625	call unmask_timer
		626	stdcall enable_irq, 2 ; @#$%! PIC
		627	stdcall enable_irq, 6 ; FDD
		628	stdcall enable_irq, 13 ; co-processor
		629	stdcall enable_irq, 14
		630	stdcall enable_irq, 15
		631
		632	; Enable interrupts in IDE controller
		633	mov al, 0
		634	mov dx, 0x3F6
		635	out dx, al
		636	mov dl, 0x76
		637	out dx, al
		638
		639	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		640	include 'detect/disks.inc'
		641	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		642
		643	call Parser_params
		644
		645	if ~ defined extended_primary_loader
		646	; ramdisk image should be loaded by extended primary loader if it exists
		647	; READ RAMDISK IMAGE FROM HD
		648
		649	;!!!!!!!!!!!!!!!!!!!!!!!
		650	include 'boot/rdload.inc'
		651	;!!!!!!!!!!!!!!!!!!!!!!!
		652	end if
		653	; mov [dma_hdd],1
		654	; CALCULATE FAT CHAIN FOR RAMDISK
		655
		656	call calculatefatchain
		657
		658	if 0
		659	mov ax, [OS_BASE+0x10000+bx_from_load]
		660	cmp ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
		661	je no_lib_load
		662	; LOADING LIBRARES
		663	stdcall dll.Load, @IMPORT ; loading librares for kernel (.obj files)
		664	call load_file_parse_table ; prepare file parse table
		665	call set_kernel_conf ; configure devices and gui
		666	no_lib_load:
		667	end if
		668
		669	; LOAD FONTS I and II
		670
		671	stdcall read_file, char, FONT_I, 0, 2304
		672	stdcall read_file, char2, FONT_II, 0, 2560
		673
2430	mario79	674	mov [MOUSE_PICTURE], dword mousepointer
		675	mov [_display.check_mouse], check_mouse_area_for_putpixel
		676	mov [_display.check_m_pixel], check_mouse_area_for_getpixel
		677
2288	clevermous	678	mov esi, boot_fonts
		679	call boot_log
		680
		681	; Display APIC status
		682	mov esi, boot_APIC_found
		683	cmp [irq_mode], IRQ_APIC
		684	je @f
		685	mov esi, boot_APIC_nfound
		686	@@:
		687
		688	; PRINT AMOUNT OF MEMORY
		689	mov esi, boot_memdetect
		690	call boot_log
		691
		692	movzx ecx, word [boot_y]
		693	if lang eq ru
		694	or ecx, (10+30*6) shl 16
		695	else
		696	or ecx, (10+29*6) shl 16
		697	end if
		698	sub ecx, 10
		699	mov edx, 0xFFFFFF
		700	mov ebx, [MEM_AMOUNT]
		701	shr ebx, 20
		702	xor edi, edi
		703	mov eax, 0x00040000
		704	inc edi
		705	call display_number_force
		706
		707	; BUILD SCHEDULER
		708
		709	call build_scheduler; sys32.inc
		710
		711	mov esi, boot_devices
		712	call boot_log
		713
		714	mov [pci_access_enabled], 1
		715
		716
		717	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		718
		719	mov esi, boot_windefs
		720	call boot_log
		721	call set_window_defaults
		722
		723	; SET BACKGROUND DEFAULTS
		724
		725	mov esi, boot_bgr
		726	call boot_log
		727	call init_background
		728	call calculatebackground
		729
		730	; RESERVE SYSTEM IRQ'S JA PORT'S
		731
		732	mov esi, boot_resirqports
		733	call boot_log
		734	call reserve_irqs_ports
		735
		736	; SET UP OS TASK
		737
		738	mov esi, boot_setostask
		739	call boot_log
		740
		741	xor eax, eax
		742	mov dword [SLOT_BASE+APPDATA.fpu_state], fpu_data
		743	mov dword [SLOT_BASE+APPDATA.exc_handler], eax
		744	mov dword [SLOT_BASE+APPDATA.except_mask], eax
		745
		746	; name for OS/IDLE process
		747
		748	mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
		749	mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
		750	mov edi, [os_stack_seg]
		751	mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
		752	add edi, 0x2000-512
		753	mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
		754	mov dword [SLOT_BASE+256+APPDATA.saved_esp0], edi; just for case
		755	; [SLOT_BASE+256+APPDATA.io_map] was set earlier
		756
		757	mov esi, fpu_data
		758	mov ecx, 512/4
		759	cld
		760	rep movsd
		761
		762	mov dword [SLOT_BASE+256+APPDATA.exc_handler], eax
		763	mov dword [SLOT_BASE+256+APPDATA.except_mask], eax
		764
		765	mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
		766	mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
		767	mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
		768
		769	mov dword [SLOT_BASE+256+APPDATA.cur_dir], sysdir_path
		770	mov dword [SLOT_BASE+256+APPDATA.tls_base], eax
		771
		772	; task list
		773	mov dword [TASK_DATA+TASKDATA.mem_start], eax; process base address
		774	inc eax
		775	mov dword [CURRENT_TASK], eax
		776	mov dword [TASK_COUNT], eax
		777	mov [current_slot], SLOT_BASE+256
		778	mov [TASK_BASE], dword TASK_DATA
		779	mov byte[TASK_DATA+TASKDATA.wnd_number], al ; on screen number
		780	mov dword [TASK_DATA+TASKDATA.pid], eax ; process id number
		781
		782	call init_display
		783	mov eax, [def_cursor]
		784	mov [SLOT_BASE+APPDATA.cursor], eax
		785	mov [SLOT_BASE+APPDATA.cursor+256], eax
		786
		787	; READ TSC / SECOND
		788
		789	mov esi, boot_tsc
		790	call boot_log
		791	cli
		792	rdtsc ;call _rdtsc
		793	mov ecx, eax
		794	mov esi, 250 ; wait 1/4 a second
		795	call delay_ms
		796	rdtsc ;call _rdtsc
		797	sti
		798	sub eax, ecx
		799	shl eax, 2
		800	mov [CPU_FREQ], eax ; save tsc / sec
		801	; mov ebx, 1000000
		802	; div ebx
		803	; ��-� �ந��⥫쭮�� ⭮� ��
		804	; ᮢ��襭�� 筠, �� ⮡� ��⪭�� ⥫��
		805	; ��⨬�� ஢ ��...
		806	mov edx, 2251799814
		807	mul edx
		808	shr edx, 19
		809	mov [stall_mcs], edx
		810	; PRINT CPU FREQUENCY
		811	mov esi, boot_cpufreq
		812	call boot_log
		813
		814	mov ebx, edx
		815	movzx ecx, word [boot_y]
		816	if lang eq ru
		817	add ecx, (10+19*6) shl 16 - 10 ; 'Determining amount of memory'
		818	else
		819	add ecx, (10+17*6) shl 16 - 10 ; 'Determining amount of memory'
		820	end if
		821	mov edx, 0xFFFFFF
		822	xor edi, edi
		823	mov eax, 0x00040000
		824	inc edi
		825	call display_number_force
		826
		827	; SET VARIABLES
		828
		829	call set_variables
		830
		831	; STACK AND FDC
		832
		833	call stack_init
		834	call fdc_init
		835
		836	; PALETTE FOR 320x200 and 640x480 16 col
		837
		838	cmp [SCR_MODE], word 0x12
		839	jne no_pal_vga
		840	mov esi, boot_pal_vga
		841	call boot_log
		842	call paletteVGA
		843	no_pal_vga:
		844
		845	cmp [SCR_MODE], word 0x13
		846	jne no_pal_ega
		847	mov esi, boot_pal_ega
		848	call boot_log
		849	call palette320x200
		850	no_pal_ega:
		851
		852	; LOAD DEFAULT SKIN
		853
		854	call load_default_skin
		855
		856	;protect io permission map
		857
		858	mov esi, [default_io_map]
		859	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_MAP
		860	add esi, 0x1000
		861	stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		862
		863	stdcall map_page, tss._io_map_0, \
		864	[SLOT_BASE+256+APPDATA.io_map], PG_MAP
		865	stdcall map_page, tss._io_map_1, \
		866	[SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
		867
		868	mov ax, [OS_BASE+0x10000+bx_from_load]
		869	cmp ax, 'r1'; if not rused ram disk - load network configuration from files {SPraid.simba}
		870	je no_st_network
		871	call set_network_conf
		872	no_st_network:
		873
		874	; LOAD FIRST APPLICATION
		875	cli
		876
		877	; cmp byte [BOOT_VAR+0x9030],1
		878	; jne no_load_vrr_m
		879
		880	; mov ebp, vrr_m
		881	; call fs_execute_from_sysdir
		882	;
		883	;; cmp eax,2 ; if vrr_m app found (PID=2)
		884	; sub eax,2
		885	; jz first_app_found
		886	;
		887	;no_load_vrr_m:
		888
		889	mov ebp, firstapp
		890	call fs_execute_from_sysdir
		891
		892	; cmp eax,2 ; continue if a process has been loaded
		893	sub eax, 2
		894	jz first_app_found
		895
		896	mov esi, boot_failed
		897	call boot_log
		898
		899	mov eax, 0xDEADBEEF ; otherwise halt
		900	hlt
		901
		902	first_app_found:
		903
		904	cli
		905
		906	;mov [TASK_COUNT],dword 2
		907	push 1
		908	pop dword [CURRENT_TASK] ; set OS task fisrt
		909
		910	; SET KEYBOARD PARAMETERS
		911	mov al, 0xf6 ; reset keyboard, scan enabled
		912	call kb_write
		913
		914	; wait until 8042 is ready
		915	xor ecx, ecx
		916	@@:
		917	in al, 64h
		918	and al, 00000010b
		919	loopnz @b
		920
		921	; mov al, 0xED ; Keyboard LEDs - only for testing!
		922	; call kb_write
		923	; call kb_read
		924	; mov al, 111b
		925	; call kb_write
		926	; call kb_read
		927
		928	mov al, 0xF3 ; set repeat rate & delay
		929	call kb_write
		930	; call kb_read
		931	mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
		932	call kb_write
		933	; call kb_read
		934	;// mike.dld [
		935	call set_lights
		936	;// mike.dld ]
		937	stdcall attach_int_handler, 1, irq1, 0
		938
		939	; SET MOUSE
		940
		941	stdcall load_driver, szPS2MDriver
		942	; stdcall load_driver, szCOM_MDriver
		943
		944	mov esi, boot_setmouse
		945	call boot_log
		946	call setmouse
		947
		948	; Setup serial output console (if enabled)
		949
		950	if defined debug_com_base
		951
		952	; enable Divisor latch
		953
		954	mov dx, debug_com_base+3
		955	mov al, 1 shl 7
		956	out dx, al
		957
		958	; Set speed to 115200 baud (max speed)
		959
		960	mov dx, debug_com_base
		961	mov al, 0x01
		962	out dx, al
		963
		964	mov dx, debug_com_base+1
		965	mov al, 0x00
		966	out dx, al
		967
		968	; No parity, 8bits words, one stop bit, dlab bit back to 0
		969
		970	mov dx, debug_com_base+3
		971	mov al, 3
		972	out dx, al
		973
		974	; disable interrupts
		975
		976	mov dx, debug_com_base+1
		977	mov al, 0
		978	out dx, al
		979
		980	; clear + enable fifo (64 bits)
		981
		982	mov dx, debug_com_base+2
		983	mov al, 0x7 + 1 shl 5
		984	out dx, al
		985
		986
		987	end if
		988
2443	Serge	989	mov eax, [cpu_count]
		990	test eax, eax
		991	jnz @F
		992	mov al, 1 ; at least one CPU
		993	@@:
		994	DEBUGF 1, "K : %d CPU detected\n", eax
		995
2288	clevermous	996	; START MULTITASKING
		997
		998	; A 'All set - press ESC to start' messages if need
		999	if preboot_blogesc
		1000	mov esi, boot_tasking
		1001	call boot_log
		1002	.bll1:
		1003	in al, 0x60 ; wait for ESC key press
		1004	cmp al, 129
		1005	jne .bll1
		1006	end if
		1007
		1008	cmp [IDEContrRegsBaseAddr], 0
		1009	setnz [dma_hdd]
		1010	mov [timer_ticks_enable], 1 ; for cd driver
		1011
		1012	sti
		1013	call change_task
		1014
		1015	jmp osloop
		1016
		1017
		1018	; Fly :)
		1019
		1020	include 'unpacker.inc'
		1021
		1022	align 4
		1023	boot_log:
		1024	pushad
		1025
		1026	mov ebx, 10*65536
		1027	mov bx, word [boot_y]
		1028	add [boot_y], dword 10
		1029	mov ecx, 0x80ffffff; ASCIIZ string with white color
		1030	xor edi, edi
		1031	mov edx, esi
		1032	inc edi
		1033	call dtext
		1034
		1035	mov [novesachecksum], 1000
		1036	call checkVga_N13
		1037
		1038	popad
		1039
		1040	ret
		1041
		1042	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1043	; ;
		1044	; MAIN OS LOOP START ;
		1045	; ;
		1046	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1047	align 32
		1048	osloop:
2453	mario79	1049	; call [draw_pointer]
		1050	call __sys_draw_pointer
2288	clevermous	1051	call window_check_events
		1052	call mouse_check_events
		1053	call checkmisc
		1054	call checkVga_N13
		1055	call stack_handler
		1056	call checkidle
		1057	call check_fdd_motor_status
		1058	call check_ATAPI_device_event
		1059	call check_timers
		1060	jmp osloop
		1061	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1062	; ;
		1063	; MAIN OS LOOP END ;
		1064	; ;
		1065	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1066	align 4
		1067	checkidle:
		1068	pushad
		1069	call change_task
		1070	jmp idle_loop_entry
		1071	idle_loop:
		1072	cmp eax, [idlemem] ; eax == [timer_ticks]
		1073	jne idle_exit
		1074	rdtsc ;call _rdtsc
		1075	mov ecx, eax
		1076	hlt
		1077	rdtsc ;call _rdtsc
		1078	sub eax, ecx
		1079	add [idleuse], eax
		1080	idle_loop_entry:
		1081	mov eax, [timer_ticks]; eax = [timer_ticks]
		1082	cmp [check_idle_semaphore], 0
		1083	je idle_loop
		1084	dec [check_idle_semaphore]
		1085	idle_exit:
		1086	mov [idlemem], eax ; eax == [timer_ticks]
		1087	popad
		1088	ret
		1089
		1090	uglobal
		1091	idlemem dd 0x0
		1092	idleuse dd 0x0
		1093	idleusesec dd 0x0
		1094	check_idle_semaphore dd 0x0
		1095	endg
		1096
		1097
		1098
		1099	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1100	; ;
		1101	; INCLUDED SYSTEM FILES ;
		1102	; ;
		1103	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1104
		1105
		1106	include "kernel32.inc"
		1107
		1108
		1109	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1110	; ;
		1111	; KERNEL FUNCTIONS ;
		1112	; ;
		1113	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1114
		1115	reserve_irqs_ports:
		1116
		1117
		1118	; RESERVE PORTS
		1119	mov eax, RESERVED_PORTS
		1120	mov ecx, 1
		1121
		1122	mov [eax], dword 4
		1123
		1124	mov [eax+16], ecx
		1125	mov [eax+16+4], dword 0
		1126	mov [eax+16+4], dword 0x2D
		1127
		1128	mov [eax+32], ecx
		1129	mov [eax+32+4], dword 0x30
		1130	mov [eax+32+8], dword 0x4D
		1131
		1132	mov [eax+48], ecx
		1133	mov [eax+48+4], dword 0x50
		1134	mov [eax+28+8], dword 0xDF
		1135
		1136	mov [eax+64], ecx
		1137	mov [eax+64+4], dword 0xE5
		1138	mov [eax+64+8], dword 0xFF
		1139
		1140	ret
		1141
		1142
		1143	iglobal
		1144	process_number dd 0x1
		1145	endg
		1146
		1147	set_variables:
		1148
		1149	mov ecx, 0x16 ; flush port 0x60
		1150	.fl60:
		1151	in al, 0x60
		1152	loop .fl60
		1153	push eax
		1154
2466	Serge	1155	mov ax, [BOOT_VAR+BOOT_Y_RES]
2288	clevermous	1156	shr ax, 1
		1157	shl eax, 16
2466	Serge	1158	mov ax, [BOOT_VAR+BOOT_X_RES]
2288	clevermous	1159	shr ax, 1
		1160	mov [MOUSE_X], eax
		1161
		1162	xor eax, eax
		1163	mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
		1164
		1165	mov byte [MOUSE_BUFF_COUNT], al ; mouse buffer
		1166	mov byte [KEY_COUNT], al ; keyboard buffer
		1167	mov byte [BTN_COUNT], al ; button buffer
		1168	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
		1169
		1170	;!! IP 04.02.2005:
		1171	mov byte [DONT_SWITCH], al; change task if possible
		1172	pop eax
		1173	ret
		1174
		1175	align 4
		1176	;input eax=43,bl-byte of output, ecx - number of port
		1177	sys_outport:
		1178
		1179	mov edi, ecx ; separate flag for read / write
		1180	and ecx, 65535
		1181
		1182	mov eax, [RESERVED_PORTS]
		1183	test eax, eax
		1184	jnz .sopl8
		1185	inc eax
		1186	mov [esp+32], eax
		1187	ret
		1188
		1189	.sopl8:
		1190	mov edx, [TASK_BASE]
		1191	mov edx, [edx+0x4]
		1192	;and ecx,65535
		1193	;cld - set on interrupt 0x40
		1194	.sopl1:
		1195
		1196	mov esi, eax
		1197	shl esi, 4
		1198	add esi, RESERVED_PORTS
		1199	cmp edx, [esi+0]
		1200	jne .sopl2
		1201	cmp ecx, [esi+4]
		1202	jb .sopl2
		1203	cmp ecx, [esi+8]
		1204	jg .sopl2
		1205	.sopl3:
		1206
		1207	test edi, 0x80000000; read ?
		1208	jnz .sopl4
		1209
		1210	mov eax, ebx
		1211	mov dx, cx ; write
		1212	out dx, al
		1213	and [esp+32], dword 0
		1214	ret
		1215
		1216	.sopl2:
		1217
		1218	dec eax
		1219	jnz .sopl1
		1220	inc eax
		1221	mov [esp+32], eax
		1222	ret
		1223
		1224
		1225	.sopl4:
		1226
		1227	mov dx, cx ; read
		1228	in al, dx
		1229	and eax, 0xff
		1230	and [esp+32], dword 0
		1231	mov [esp+20], eax
		1232	ret
		1233
		1234	display_number:
		1235	;It is not optimization
		1236	mov eax, ebx
		1237	mov ebx, ecx
		1238	mov ecx, edx
		1239	mov edx, esi
		1240	mov esi, edi
		1241	; eax = print type, al=0 -> ebx is number
		1242	; al=1 -> ebx is pointer
		1243	; ah=0 -> display decimal
		1244	; ah=1 -> display hexadecimal
		1245	; ah=2 -> display binary
		1246	; eax bits 16-21 = number of digits to display (0-32)
		1247	; eax bits 22-31 = reserved
		1248	;
		1249	; ebx = number or pointer
		1250	; ecx = x shl 16 + y
		1251	; edx = color
		1252	xor edi, edi
		1253	display_number_force:
		1254	push eax
		1255	and eax, 0x3fffffff
		1256	cmp eax, 0xffff ; length > 0 ?
		1257	pop eax
		1258	jge cont_displ
		1259	ret
		1260	cont_displ:
		1261	push eax
		1262	and eax, 0x3fffffff
		1263	cmp eax, 61*0x10000 ; length <= 60 ?
		1264	pop eax
		1265	jb cont_displ2
		1266	ret
		1267	cont_displ2:
		1268
		1269	pushad
		1270
		1271	cmp al, 1 ; ecx is a pointer ?
		1272	jne displnl1
		1273	mov ebp, ebx
		1274	add ebp, 4
		1275	mov ebp, [ebp+std_application_base_address]
		1276	mov ebx, [ebx+std_application_base_address]
		1277	displnl1:
		1278	sub esp, 64
		1279
		1280	test ah, ah ; DECIMAL
		1281	jnz no_display_desnum
		1282	shr eax, 16
		1283	and eax, 0xC03f
		1284	; and eax,0x3f
		1285	push eax
		1286	and eax, 0x3f
		1287	mov edi, esp
		1288	add edi, 4+64-1
		1289	mov ecx, eax
		1290	mov eax, ebx
		1291	mov ebx, 10
		1292	d_desnum:
		1293	xor edx, edx
		1294	call division_64_bits
		1295	div ebx
		1296	add dl, 48
		1297	mov [edi], dl
		1298	dec edi
		1299	loop d_desnum
		1300	pop eax
		1301	call normalize_number
		1302	call draw_num_text
		1303	add esp, 64
		1304	popad
		1305	ret
		1306	no_display_desnum:
		1307
		1308	cmp ah, 0x01 ; HEXADECIMAL
		1309	jne no_display_hexnum
		1310	shr eax, 16
		1311	and eax, 0xC03f
		1312	; and eax,0x3f
		1313	push eax
		1314	and eax, 0x3f
		1315	mov edi, esp
		1316	add edi, 4+64-1
		1317	mov ecx, eax
		1318	mov eax, ebx
		1319	mov ebx, 16
		1320	d_hexnum:
		1321	xor edx, edx
		1322	call division_64_bits
		1323	div ebx
		1324	hexletters = __fdo_hexdigits
		1325	add edx, hexletters
		1326	mov dl, [edx]
		1327	mov [edi], dl
		1328	dec edi
		1329	loop d_hexnum
		1330	pop eax
		1331	call normalize_number
		1332	call draw_num_text
		1333	add esp, 64
		1334	popad
		1335	ret
		1336	no_display_hexnum:
		1337
		1338	cmp ah, 0x02 ; BINARY
		1339	jne no_display_binnum
		1340	shr eax, 16
		1341	and eax, 0xC03f
		1342	; and eax,0x3f
		1343	push eax
		1344	and eax, 0x3f
		1345	mov edi, esp
		1346	add edi, 4+64-1
		1347	mov ecx, eax
		1348	mov eax, ebx
		1349	mov ebx, 2
		1350	d_binnum:
		1351	xor edx, edx
		1352	call division_64_bits
		1353	div ebx
		1354	add dl, 48
		1355	mov [edi], dl
		1356	dec edi
		1357	loop d_binnum
		1358	pop eax
		1359	call normalize_number
		1360	call draw_num_text
		1361	add esp, 64
		1362	popad
		1363	ret
		1364	no_display_binnum:
		1365
		1366	add esp, 64
		1367	popad
		1368	ret
		1369
		1370	normalize_number:
		1371	test ah, 0x80
		1372	jz .continue
		1373	mov ecx, 48
		1374	and eax, 0x3f
		1375	@@:
		1376	inc edi
		1377	cmp [edi], cl
		1378	jne .continue
		1379	dec eax
		1380	cmp eax, 1
		1381	ja @r
		1382	mov al, 1
		1383	.continue:
		1384	and eax, 0x3f
		1385	ret
		1386
		1387	division_64_bits:
		1388	test [esp+1+4], byte 0x40
		1389	jz .continue
		1390	push eax
		1391	mov eax, ebp
		1392	div ebx
		1393	mov ebp, eax
		1394	pop eax
		1395	.continue:
		1396	ret
		1397
		1398	draw_num_text:
		1399	mov esi, eax
		1400	mov edx, 64+4
		1401	sub edx, eax
		1402	add edx, esp
		1403	mov ebx, [esp+64+32-8+4]
		1404	; add window start x & y
		1405	mov ecx, [TASK_BASE]
		1406
		1407	mov edi, [CURRENT_TASK]
		1408	shl edi, 8
		1409
		1410	mov eax, [ecx-twdw+WDATA.box.left]
		1411	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1412	shl eax, 16
		1413	add eax, [ecx-twdw+WDATA.box.top]
		1414	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1415	add ebx, eax
		1416	mov ecx, [esp+64+32-12+4]
		1417	and ecx, not 0x80000000 ; force counted string
		1418	mov eax, [esp+64+8] ; background color (if given)
		1419	mov edi, [esp+64+4]
		1420	jmp dtext
		1421
		1422	align 4
		1423
		1424	sys_setup:
		1425
		1426	; 1=roland mpu midi base , base io address
		1427	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1428	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1429	; 5=system language, 1eng 2fi 3ger 4rus
		1430	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1431	; 8=fat32 partition in hd
		1432	; 9
		1433	; 10 = sound dma channel
		1434	; 11 = enable lba read
		1435	; 12 = enable pci access
		1436
		1437
		1438	and [esp+32], dword 0
		1439	dec ebx ; MIDI
		1440	jnz nsyse1
		1441	cmp ecx, 0x100
		1442
		1443	jb nsyse1
		1444	mov esi, 65535
		1445	cmp esi, ecx
		1446
		1447	jb nsyse1
		1448	mov [midi_base], cx ;bx
		1449	mov word [mididp], cx;bx
		1450	inc cx ;bx
		1451	mov word [midisp], cx;bx
		1452	ret
		1453
		1454	iglobal
		1455	midi_base dw 0
		1456	endg
		1457
		1458	nsyse1:
		1459	dec ebx ; KEYBOARD
		1460	jnz nsyse2
		1461	mov edi, [TASK_BASE]
		1462	mov eax, [edi+TASKDATA.mem_start]
		1463	add eax, edx
		1464
		1465	dec ecx
		1466	jnz kbnobase
		1467	mov ebx, keymap
		1468	mov ecx, 128
		1469	call memmove
		1470	ret
		1471	kbnobase:
		1472	dec ecx
		1473	jnz kbnoshift
		1474
		1475	mov ebx, keymap_shift
		1476	mov ecx, 128
		1477	call memmove
		1478	ret
		1479	kbnoshift:
		1480	dec ecx
		1481	jnz kbnoalt
		1482	mov ebx, keymap_alt
		1483	mov ecx, 128
		1484	call memmove
		1485	ret
		1486	kbnoalt:
		1487	sub ecx, 6
		1488	jnz kbnocountry
		1489	mov word [keyboard], dx
		1490	ret
		1491	kbnocountry:
		1492	mov [esp+32], dword 1
		1493	ret
		1494	nsyse2:
		1495	dec ebx ; CD
		1496	jnz nsyse4
		1497
		1498	test ecx, ecx
		1499	jz nosesl
		1500
		1501	cmp ecx, 4
		1502	ja nosesl
		1503	mov [cd_base], cl
		1504
		1505	dec ecx
		1506	jnz noprma
		1507	mov [cdbase], 0x1f0
		1508	mov [cdid], 0xa0
		1509	noprma:
		1510
		1511	dec ecx
		1512	jnz noprsl
		1513	mov [cdbase], 0x1f0
		1514	mov [cdid], 0xb0
		1515	noprsl:
		1516	dec ecx
		1517	jnz nosema
		1518	mov [cdbase], 0x170
		1519	mov [cdid], 0xa0
		1520	nosema:
		1521	dec ecx
		1522	jnz nosesl
		1523	mov [cdbase], 0x170
		1524	mov [cdid], 0xb0
		1525	nosesl:
		1526	ret
		1527
		1528	iglobal
		1529	cd_base db 0
		1530
		1531	endg
		1532	nsyse4:
		1533
		1534	sub ebx, 2 ; SYSTEM LANGUAGE
		1535	jnz nsyse5
		1536	mov [syslang], ecx
		1537	ret
		1538	nsyse5:
		1539
		1540	sub ebx, 2 ; HD BASE
		1541	jnz nsyse7
		1542
		1543	test ecx, ecx
		1544	jz nosethd
		1545
		1546	cmp ecx, 4
		1547	ja nosethd
		1548	mov [hd_base], cl
		1549
		1550	cmp ecx, 1
		1551	jnz noprmahd
		1552	mov [hdbase], 0x1f0
		1553	and dword [hdid], 0x0
		1554	mov dword [hdpos], ecx
		1555	; call set_FAT32_variables
		1556	noprmahd:
		1557
		1558	cmp ecx, 2
		1559	jnz noprslhd
		1560	mov [hdbase], 0x1f0
		1561	mov [hdid], 0x10
		1562	mov dword [hdpos], ecx
		1563	; call set_FAT32_variables
		1564	noprslhd:
		1565
		1566	cmp ecx, 3
		1567	jnz nosemahd
		1568	mov [hdbase], 0x170
		1569	and dword [hdid], 0x0
		1570	mov dword [hdpos], ecx
		1571	; call set_FAT32_variables
		1572	nosemahd:
		1573
		1574	cmp ecx, 4
		1575	jnz noseslhd
		1576	mov [hdbase], 0x170
		1577	mov [hdid], 0x10
		1578	mov dword [hdpos], ecx
		1579	; call set_FAT32_variables
		1580	noseslhd:
		1581	call reserve_hd1
		1582	call reserve_hd_channel
		1583	call free_hd_channel
		1584	and dword [hd1_status], 0 ; free
		1585	nosethd:
		1586	ret
		1587
		1588	iglobal
		1589	hd_base db 0
		1590	endg
		1591
		1592	nsyse7:
		1593
		1594	; cmp eax,8 ; HD PARTITION
		1595	dec ebx
		1596	jnz nsyse8
		1597	mov [fat32part], ecx
		1598	; call set_FAT32_variables
		1599	call reserve_hd1
		1600	call reserve_hd_channel
		1601	call free_hd_channel
		1602	; pusha
		1603	call choice_necessity_partition_1
		1604	; popa
		1605	and dword [hd1_status], 0 ; free
		1606	ret
		1607
		1608	nsyse8:
		1609	; cmp eax,11 ; ENABLE LBA READ
		1610	and ecx, 1
		1611	sub ebx, 3
		1612	jnz no_set_lba_read
		1613	mov [lba_read_enabled], ecx
		1614	ret
		1615
		1616	no_set_lba_read:
		1617	; cmp eax,12 ; ENABLE PCI ACCESS
		1618	dec ebx
		1619	jnz sys_setup_err
		1620	mov [pci_access_enabled], ecx
		1621	ret
		1622
		1623	sys_setup_err:
		1624	or [esp+32], dword -1
		1625	ret
		1626
		1627	align 4
		1628
		1629	sys_getsetup:
		1630
		1631	; 1=roland mpu midi base , base io address
		1632	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1633	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1634	; 5=system language, 1eng 2fi 3ger 4rus
		1635	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1636	; 8=fat32 partition in hd
		1637	; 9=get hs timer tic
		1638
		1639	; cmp eax,1
		1640	dec ebx
		1641	jnz ngsyse1
		1642	movzx eax, [midi_base]
		1643	mov [esp+32], eax
		1644	ret
		1645	ngsyse1:
		1646	; cmp eax,2
		1647	dec ebx
		1648	jnz ngsyse2
		1649
		1650	mov edi, [TASK_BASE]
		1651	mov ebx, [edi+TASKDATA.mem_start]
		1652	add ebx, edx
		1653
		1654	; cmp ebx,1
		1655	dec ecx
		1656	jnz kbnobaseret
		1657	mov eax, keymap
		1658	mov ecx, 128
		1659	call memmove
		1660	ret
		1661	kbnobaseret:
		1662	; cmp ebx,2
		1663	dec ecx
		1664	jnz kbnoshiftret
		1665
		1666	mov eax, keymap_shift
		1667	mov ecx, 128
		1668	call memmove
		1669	ret
		1670	kbnoshiftret:
		1671	; cmp ebx,3
		1672	dec ecx
		1673	jne kbnoaltret
		1674
		1675	mov eax, keymap_alt
		1676	mov ecx, 128
		1677	call memmove
		1678	ret
		1679	kbnoaltret:
		1680	; cmp ebx,9
		1681	sub ecx, 6
		1682	jnz ngsyse2
		1683	movzx eax, word [keyboard]
		1684	mov [esp+32], eax
		1685	ret
		1686
		1687
		1688	ngsyse2:
		1689	; cmp eax,3
		1690	dec ebx
		1691	jnz ngsyse3
		1692	movzx eax, [cd_base]
		1693	mov [esp+32], eax
		1694	ret
		1695	ngsyse3:
		1696	; cmp eax,5
		1697	sub ebx, 2
		1698	jnz ngsyse5
		1699	mov eax, [syslang]
		1700	mov [esp+32], eax
		1701	ret
		1702	ngsyse5:
		1703	; cmp eax,7
		1704	sub ebx, 2
		1705	jnz ngsyse7
		1706	movzx eax, [hd_base]
		1707	mov [esp+32], eax
		1708	ret
		1709	ngsyse7:
		1710	; cmp eax,8
		1711	dec ebx
		1712	jnz ngsyse8
		1713	mov eax, [fat32part]
		1714	mov [esp+32], eax
		1715	ret
		1716	ngsyse8:
		1717	; cmp eax,9
		1718	dec ebx
		1719	jnz ngsyse9
		1720	mov eax, [timer_ticks];[0xfdf0]
		1721	mov [esp+32], eax
		1722	ret
		1723	ngsyse9:
		1724	; cmp eax,11
		1725	sub ebx, 2
		1726	jnz ngsyse11
		1727	mov eax, [lba_read_enabled]
		1728	mov [esp+32], eax
		1729	ret
		1730	ngsyse11:
		1731	; cmp eax,12
		1732	dec ebx
		1733	jnz ngsyse12
		1734	mov eax, [pci_access_enabled]
		1735	mov [esp+32], eax
		1736	ret
		1737	ngsyse12:
		1738	mov [esp+32], dword 1
		1739	ret
		1740
		1741
		1742	get_timer_ticks:
		1743	mov eax, [timer_ticks]
		1744	ret
		1745
		1746	iglobal
		1747	align 4
		1748	mousefn dd msscreen, mswin, msbutton, msset
		1749	dd app_load_cursor
		1750	dd app_set_cursor
		1751	dd app_delete_cursor
		1752	dd msz
		1753	endg
		1754
		1755	readmousepos:
		1756
		1757	; eax=0 screen relative
		1758	; eax=1 window relative
		1759	; eax=2 buttons pressed
		1760	; eax=3 set mouse pos ; reserved
		1761	; eax=4 load cursor
		1762	; eax=5 set cursor
		1763	; eax=6 delete cursor ; reserved
		1764	; eax=7 get mouse_z
		1765
		1766	cmp ebx, 7
		1767	ja msset
		1768	jmp [mousefn+ebx*4]
		1769	msscreen:
		1770	mov eax, [MOUSE_X]
		1771	shl eax, 16
		1772	mov ax, [MOUSE_Y]
		1773	mov [esp+36-4], eax
		1774	ret
		1775	mswin:
		1776	mov eax, [MOUSE_X]
		1777	shl eax, 16
		1778	mov ax, [MOUSE_Y]
		1779	mov esi, [TASK_BASE]
		1780	mov bx, word [esi-twdw+WDATA.box.left]
		1781	shl ebx, 16
		1782	mov bx, word [esi-twdw+WDATA.box.top]
		1783	sub eax, ebx
		1784
		1785	mov edi, [CURRENT_TASK]
		1786	shl edi, 8
		1787	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1788	rol eax, 16
		1789	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1790	rol eax, 16
		1791	mov [esp+36-4], eax
		1792	ret
		1793	msbutton:
		1794	movzx eax, byte [BTN_DOWN]
		1795	mov [esp+36-4], eax
		1796	ret
		1797	msz:
		1798	mov edi, [TASK_COUNT]
		1799	movzx edi, word [WIN_POS + edi*2]
		1800	cmp edi, [CURRENT_TASK]
		1801	jne @f
		1802	mov ax, [MOUSE_SCROLL_H]
		1803	shl eax, 16
		1804	mov ax, [MOUSE_SCROLL_V]
		1805	mov [esp+36-4], eax
		1806	and [MOUSE_SCROLL_H], word 0
		1807	and [MOUSE_SCROLL_V], word 0
		1808	ret
		1809	@@:
		1810	and [esp+36-4], dword 0
		1811	; ret
		1812	msset:
		1813	ret
		1814
		1815	app_load_cursor:
		1816	cmp ecx, OS_BASE
		1817	jae msset
		1818	stdcall load_cursor, ecx, edx
		1819	mov [esp+36-4], eax
		1820	ret
		1821
		1822	app_set_cursor:
		1823	stdcall set_cursor, ecx
		1824	mov [esp+36-4], eax
		1825	ret
		1826
		1827	app_delete_cursor:
		1828	stdcall delete_cursor, ecx
		1829	mov [esp+36-4], eax
		1830	ret
		1831
		1832	is_input:
		1833
		1834	push edx
		1835	mov dx, word [midisp]
		1836	in al, dx
		1837	and al, 0x80
		1838	pop edx
		1839	ret
		1840
		1841	is_output:
		1842
		1843	push edx
		1844	mov dx, word [midisp]
		1845	in al, dx
		1846	and al, 0x40
		1847	pop edx
		1848	ret
		1849
		1850
		1851	get_mpu_in:
		1852
		1853	push edx
		1854	mov dx, word [mididp]
		1855	in al, dx
		1856	pop edx
		1857	ret
		1858
		1859
		1860	put_mpu_out:
		1861
		1862	push edx
		1863	mov dx, word [mididp]
		1864	out dx, al
		1865	pop edx
		1866	ret
		1867
		1868
		1869
		1870	align 4
		1871
		1872	sys_midi:
		1873	cmp [mididp], 0
		1874	jnz sm0
		1875	mov [esp+36], dword 1
		1876	ret
		1877	sm0:
		1878	and [esp+36], dword 0
		1879	dec ebx
		1880	jnz smn1
		1881	; call setuart
		1882	su1:
		1883	call is_output
		1884	test al, al
		1885	jnz su1
		1886	mov dx, word [midisp]
		1887	mov al, 0xff
		1888	out dx, al
		1889	su2:
		1890	mov dx, word [midisp]
		1891	mov al, 0xff
		1892	out dx, al
		1893	call is_input
		1894	test al, al
		1895	jnz su2
		1896	call get_mpu_in
		1897	cmp al, 0xfe
		1898	jnz su2
		1899	su3:
		1900	call is_output
		1901	test al, al
		1902	jnz su3
		1903	mov dx, word [midisp]
		1904	mov al, 0x3f
		1905	out dx, al
		1906	ret
		1907	smn1:
		1908	dec ebx
		1909	jnz smn2
		1910	sm10:
		1911	call get_mpu_in
		1912	call is_output
		1913	test al, al
		1914	jnz sm10
		1915	mov al, bl
		1916	call put_mpu_out
		1917	smn2:
		1918	ret
		1919
		1920	detect_devices:
		1921	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1922	;include 'detect/commouse.inc'
		1923	;include 'detect/ps2mouse.inc'
		1924	;include 'detect/dev_fd.inc'
		1925	;include 'detect/dev_hdcd.inc'
		1926	;include 'detect/sear_par.inc'
		1927	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1928	ret
		1929
		1930	sys_end:
2430	mario79	1931	;--------------------------------------
		1932	cmp [_display.select_cursor], 0
		1933	je @f
		1934	; restore default cursor before killing
		1935	pusha
		1936	mov ecx, [current_slot]
2435	mario79	1937	call restore_default_cursor_before_killing
2430	mario79	1938	popa
		1939	@@:
		1940	;--------------------------------------
2288	clevermous	1941	mov ecx, [current_slot]
		1942	mov eax, [ecx+APPDATA.tls_base]
		1943	test eax, eax
		1944	jz @F
		1945
		1946	stdcall user_free, eax
		1947	@@:
		1948
		1949	mov eax, [TASK_BASE]
		1950	mov [eax+TASKDATA.state], 3; terminate this program
		1951
		1952	waitterm: ; wait here for termination
		1953	mov ebx, 100
		1954	call delay_hs
		1955	jmp waitterm
2435	mario79	1956	;------------------------------------------------------------------------------
2452	mario79	1957	align 4
2435	mario79	1958	restore_default_cursor_before_killing:
2468	mario79	1959	pushfd
		1960	cli
2435	mario79	1961	mov eax, [def_cursor]
		1962	mov [ecx+APPDATA.cursor], eax
2288	clevermous	1963
2435	mario79	1964	movzx eax, word [MOUSE_Y]
		1965	movzx ebx, word [MOUSE_X]
2446	mario79	1966	; mov ecx, [Screen_Max_X]
		1967	; inc ecx
		1968	; mul ecx
		1969	mov eax, [d_width_calc_area + eax*4]
		1970
2435	mario79	1971	add eax, [_WinMapAddress]
		1972	movzx edx, byte [ebx+eax]
		1973	shl edx, 8
		1974	mov esi, [edx+SLOT_BASE+APPDATA.cursor]
2452	mario79	1975
		1976	cmp esi, [current_cursor]
		1977	je @f
		1978
2435	mario79	1979	push esi
		1980	call [_display.select_cursor]
		1981	mov [current_cursor], esi
2452	mario79	1982	@@:
2450	mario79	1983	mov [redrawmouse_unconditional], 1
2468	mario79	1984	popfd
2453	mario79	1985	; call [draw_pointer]
		1986	call __sys_draw_pointer
2435	mario79	1987	ret
		1988	;------------------------------------------------------------------------------
2288	clevermous	1989	iglobal
		1990	align 4
		1991	sys_system_table:
		1992	dd sysfn_deactivate ; 1 = deactivate window
		1993	dd sysfn_terminate ; 2 = terminate thread
		1994	dd sysfn_activate ; 3 = activate window
		1995	dd sysfn_getidletime ; 4 = get idle time
		1996	dd sysfn_getcpuclock ; 5 = get cpu clock
		1997	dd sysfn_saveramdisk ; 6 = save ramdisk
		1998	dd sysfn_getactive ; 7 = get active window
		1999	dd sysfn_sound_flag ; 8 = get/set sound_flag
		2000	dd sysfn_shutdown ; 9 = shutdown with parameter
		2001	dd sysfn_minimize ; 10 = minimize window
		2002	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		2003	dd sysfn_lastkey ; 12 = get last pressed key
		2004	dd sysfn_getversion ; 13 = get kernel version
		2005	dd sysfn_waitretrace ; 14 = wait retrace
		2006	dd sysfn_centermouse ; 15 = center mouse cursor
		2007	dd sysfn_getfreemem ; 16 = get free memory size
		2008	dd sysfn_getallmem ; 17 = get total memory size
		2009	dd sysfn_terminate2 ; 18 = terminate thread using PID
		2010	; instead of slot
		2011	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		2012	dd sysfn_meminfo ; 20 = get extended memory info
		2013	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		2014	dd sysfn_min_rest_window ; 22 = minimize and restore any window
		2015	sysfn_num = ($ - sys_system_table)/4
		2016	endg
		2017	;------------------------------------------------------------------------------
		2018	sys_system:
		2019	dec ebx
		2020	cmp ebx, sysfn_num
		2021	jae @f
		2022	jmp dword [sys_system_table + ebx*4]
		2023	@@:
		2024	ret
		2025	;------------------------------------------------------------------------------
		2026	sysfn_shutdown: ; 18.9 = system shutdown
		2027	cmp ecx, 1
		2028	jl exit_for_anyone
		2029	cmp ecx, 4
		2030	jg exit_for_anyone
		2031	mov [BOOT_VAR+0x9030], cl
		2032
		2033	mov eax, [TASK_COUNT]
		2034	mov [SYS_SHUTDOWN], al
		2035	mov [shutdown_processes], eax
		2036	and dword [esp+32], 0
		2037	exit_for_anyone:
		2038	ret
		2039	uglobal
		2040	shutdown_processes:
		2041	dd 0x0
		2042	endg
		2043	;------------------------------------------------------------------------------
		2044	sysfn_terminate: ; 18.2 = TERMINATE
2472	mario79	2045	push ecx
2288	clevermous	2046	cmp ecx, 2
		2047	jb noprocessterminate
		2048	mov edx, [TASK_COUNT]
		2049	cmp ecx, edx
		2050	ja noprocessterminate
		2051	mov eax, [TASK_COUNT]
		2052	shl ecx, 5
		2053	mov edx, [ecx+CURRENT_TASK+TASKDATA.pid]
		2054	add ecx, CURRENT_TASK+TASKDATA.state
		2055	cmp byte [ecx], 9
		2056	jz noprocessterminate
2430	mario79	2057	;--------------------------------------
		2058	cmp [_display.select_cursor], 0
2452	mario79	2059	je .restore_end
2430	mario79	2060	; restore default cursor before killing
		2061	pusha
		2062	mov ecx, [esp+32]
		2063	shl ecx, 8
2435	mario79	2064	add ecx, SLOT_BASE
2452	mario79	2065	mov eax, [def_cursor]
		2066	cmp [ecx+APPDATA.cursor], eax
		2067	je @f
2435	mario79	2068	call restore_default_cursor_before_killing
2452	mario79	2069	@@:
2430	mario79	2070	popa
2452	mario79	2071	.restore_end:
2430	mario79	2072	;--------------------------------------
2288	clevermous	2073	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2074	mov [ecx], byte 3; clear possible i40's
		2075	;call MEM_Heap_UnLock
		2076
		2077	cmp edx, [application_table_status]; clear app table stat
		2078	jne noatsc
		2079	and [application_table_status], 0
2468	mario79	2080	noatsc:
		2081	; for guarantee the updating data
		2082	call change_task
		2083	noprocessterminate:
2472	mario79	2084	add esp, 4
2288	clevermous	2085	ret
		2086	;------------------------------------------------------------------------------
		2087	sysfn_terminate2:
		2088	;lock application_table_status mutex
		2089	.table_status:
		2090	cli
		2091	cmp [application_table_status], 0
		2092	je .stf
		2093	sti
		2094	call change_task
		2095	jmp .table_status
		2096	.stf:
		2097	call set_application_table_status
		2098	mov eax, ecx
		2099	call pid_to_slot
		2100	test eax, eax
		2101	jz .not_found
		2102	mov ecx, eax
		2103	cli
		2104	call sysfn_terminate
		2105	and [application_table_status], 0
		2106	sti
		2107	and dword [esp+32], 0
		2108	ret
		2109	.not_found:
		2110	mov [application_table_status], 0
		2111	or dword [esp+32], -1
		2112	ret
		2113	;------------------------------------------------------------------------------
		2114	sysfn_deactivate: ; 18.1 = DEACTIVATE WINDOW
		2115	cmp ecx, 2
		2116	jb .nowindowdeactivate
		2117	cmp ecx, [TASK_COUNT]
		2118	ja .nowindowdeactivate
2408	Serge	2119
2288	clevermous	2120	movzx esi, word [WIN_STACK + ecx*2]
		2121	cmp esi, 1
		2122	je .nowindowdeactivate ; already deactive
		2123
		2124	mov edi, ecx
		2125	shl edi, 5
		2126	add edi, window_data
		2127	movzx esi, word [WIN_STACK + ecx * 2]
		2128	lea esi, [WIN_POS + esi * 2]
		2129	call window._.window_deactivate
2408	Serge	2130
2288	clevermous	2131	xor eax, eax
		2132	mov byte[MOUSE_BACKGROUND], al
		2133	mov byte[DONT_DRAW_MOUSE], al
		2134	mov byte[MOUSE_DOWN], 0
		2135
		2136	call syscall_display_settings._.calculate_whole_screen
		2137	call syscall_display_settings._.redraw_whole_screen
		2138	.nowindowdeactivate:
		2139	ret
2411	Serge	2140	;------------------------------------------------------------------------------
2288	clevermous	2141	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
		2142	cmp ecx, 2
		2143	jb .nowindowactivate
		2144	cmp ecx, [TASK_COUNT]
		2145	ja .nowindowactivate
		2146
		2147	mov [window_minimize], 2; restore window if minimized
		2148
		2149	movzx esi, word [WIN_STACK + ecx*2]
		2150	cmp esi, [TASK_COUNT]
		2151	je .nowindowactivate; already active
		2152
		2153	mov edi, ecx
		2154	shl edi, 5
		2155	add edi, window_data
		2156	movzx esi, word [WIN_STACK + ecx * 2]
		2157	lea esi, [WIN_POS + esi * 2]
		2158	call waredraw
		2159	.nowindowactivate:
		2160	ret
		2161	;------------------------------------------------------------------------------
		2162	sysfn_getidletime: ; 18.4 = GET IDLETIME
		2163	mov eax, [idleusesec]
		2164	mov [esp+32], eax
		2165	ret
		2166	;------------------------------------------------------------------------------
		2167	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
		2168	mov eax, [CPU_FREQ]
		2169	mov [esp+32], eax
		2170	ret
		2171	;------------------------------------------------------------------------------
		2172	; SAVE ramdisk to /hd/1/menuet.img
		2173	;!!!!!!!!!!!!!!!!!!!!!!!!
		2174	include 'blkdev/rdsave.inc'
		2175	;!!!!!!!!!!!!!!!!!!!!!!!!
		2176	;------------------------------------------------------------------------------
		2177	align 4
		2178	sysfn_getactive: ; 18.7 = get active window
		2179	mov eax, [TASK_COUNT]
		2180	movzx eax, word [WIN_POS + eax*2]
		2181	mov [esp+32], eax
		2182	ret
		2183	;------------------------------------------------------------------------------
		2184	sysfn_sound_flag: ; 18.8 = get/set sound_flag
		2185	; cmp ecx,1
		2186	dec ecx
		2187	jnz nogetsoundflag
		2188	movzx eax, byte [sound_flag]; get sound_flag
		2189	mov [esp+32], eax
		2190	ret
		2191	nogetsoundflag:
		2192	; cmp ecx,2
		2193	dec ecx
		2194	jnz nosoundflag
		2195	xor byte [sound_flag], 1
		2196	nosoundflag:
		2197	ret
		2198	;------------------------------------------------------------------------------
		2199	sysfn_minimize: ; 18.10 = minimize window
		2200	mov [window_minimize], 1
		2201	ret
		2202	;------------------------------------------------------------------------------
		2203	align 4
		2204	sysfn_getdiskinfo: ; 18.11 = get disk info table
		2205	; cmp ecx,1
		2206	dec ecx
		2207	jnz full_table
		2208	small_table:
		2209	call for_all_tables
		2210	mov ecx, 10
		2211	cld
		2212	rep movsb
		2213	ret
		2214	for_all_tables:
		2215	mov edi, edx
		2216	mov esi, DRIVE_DATA
		2217	ret
		2218	full_table:
		2219	; cmp ecx,2
		2220	dec ecx
		2221	jnz exit_for_anyone
		2222	call for_all_tables
		2223	mov ecx, 16384
		2224	cld
		2225	rep movsd
		2226	ret
		2227	;------------------------------------------------------------------------------
		2228	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2229	and dword [esp+32], 0
		2230	ret
		2231	;------------------------------------------------------------------------------
		2232	sysfn_getversion: ; 18.13 = get kernel ID and version
		2233	mov edi, ecx
		2234	mov esi, version_inf
		2235	mov ecx, version_end-version_inf
		2236	rep movsb
		2237	ret
		2238	;------------------------------------------------------------------------------
		2239	sysfn_waitretrace: ; 18.14 = sys wait retrace
		2240	;wait retrace functions
		2241	sys_wait_retrace:
		2242	mov edx, 0x3da
		2243	WaitRetrace_loop:
		2244	in al, dx
		2245	test al, 1000b
		2246	jz WaitRetrace_loop
		2247	and [esp+32], dword 0
		2248	ret
		2249	;------------------------------------------------------------------------------
		2250	align 4
		2251	sysfn_centermouse: ; 18.15 = mouse centered
		2252	; removed here by
		2253	; call mouse_centered
		2254	;* mouse centered - start code- Mario79
		2255	;mouse_centered:
		2256	; push eax
		2257	mov eax, [Screen_Max_X]
		2258	shr eax, 1
		2259	mov [MOUSE_X], ax
		2260	mov eax, [Screen_Max_Y]
		2261	shr eax, 1
		2262	mov [MOUSE_Y], ax
		2263	; ret
		2264	;* mouse centered - end code- Mario79
		2265	xor eax, eax
		2266	and [esp+32], eax
		2267	; pop eax
		2268	ret
		2269	;------------------------------------------------------------------------------
		2270	align 4
		2271	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2272	test ecx, ecx; get mouse speed factor
		2273	jnz .set_mouse_acceleration
		2274	xor eax, eax
		2275	mov ax, [mouse_speed_factor]
		2276	mov [esp+32], eax
		2277	ret
		2278	.set_mouse_acceleration:
		2279	; cmp ecx,1 ; set mouse speed factor
		2280	dec ecx
		2281	jnz .get_mouse_delay
		2282	mov [mouse_speed_factor], dx
		2283	ret
		2284	.get_mouse_delay:
		2285	; cmp ecx,2 ; get mouse delay
		2286	dec ecx
		2287	jnz .set_mouse_delay
		2288	mov eax, [mouse_delay]
		2289	mov [esp+32], eax
		2290	ret
		2291	.set_mouse_delay:
		2292	; cmp ecx,3 ; set mouse delay
		2293	dec ecx
		2294	jnz .set_pointer_position
		2295	mov [mouse_delay], edx
		2296	ret
		2297	.set_pointer_position:
		2298	; cmp ecx,4 ; set mouse pointer position
		2299	dec ecx
		2300	jnz .set_mouse_button
		2301	cmp dx, word[Screen_Max_Y]
		2302	ja .end
		2303	rol edx, 16
		2304	cmp dx, word[Screen_Max_X]
		2305	ja .end
		2306	mov [MOUSE_X], edx
		2307	ret
		2308	.set_mouse_button:
		2309	; cmp ecx,5 ; set mouse button features
		2310	dec ecx
		2311	jnz .end
		2312	mov [BTN_DOWN], dl
		2313	mov [mouse_active], 1
		2314	.end:
		2315	ret
		2316	;------------------------------------------------------------------------------
		2317	sysfn_getfreemem:
		2318	mov eax, [pg_data.pages_free]
		2319	shl eax, 2
		2320	mov [esp+32], eax
		2321	ret
		2322
		2323	sysfn_getallmem:
		2324	mov eax, [MEM_AMOUNT]
		2325	shr eax, 10
		2326	mov [esp+32], eax
		2327	ret
		2328
		2329	; // Alver, 2007-22-08 // {
		2330	sysfn_pid_to_slot:
		2331	mov eax, ecx
		2332	call pid_to_slot
		2333	mov [esp+32], eax
		2334	ret
		2335
		2336	sysfn_min_rest_window:
		2337	pushad
		2338	mov eax, edx ; ebx - operating
		2339	shr ecx, 1
		2340	jnc @f
		2341	call pid_to_slot
		2342	@@:
		2343	or eax, eax ; eax - number of slot
		2344	jz .error
		2345	cmp eax, 255 ; varify maximal slot number
		2346	ja .error
		2347	movzx eax, word [WIN_STACK + eax*2]
		2348	shr ecx, 1
		2349	jc .restore
		2350	; .minimize:
		2351	call minimize_window
		2352	jmp .exit
		2353	.restore:
		2354	call restore_minimized_window
		2355	.exit:
		2356	popad
		2357	xor eax, eax
		2358	mov [esp+32], eax
		2359	ret
		2360	.error:
		2361	popad
		2362	xor eax, eax
		2363	dec eax
		2364	mov [esp+32], eax
		2365	ret
		2366	; } \\ Alver, 2007-22-08 \\
		2367
		2368	uglobal
		2369	;// mike.dld, 2006-29-01 [
		2370	screen_workarea RECT
		2371	;// mike.dld, 2006-29-01 ]
		2372	window_minimize db 0
		2373	sound_flag db 0
		2374	endg
		2375
		2376	UID_NONE=0
		2377	UID_MENUETOS=1 ;official
		2378	UID_KOLIBRI=2 ;russian
		2379
		2380	iglobal
		2381	version_inf:
		2382	db 0,7,7,0 ; version 0.7.7.0
		2383	db 0
		2384	dd __REV__
		2385	version_end:
		2386	endg
2515	mario79	2387	;------------------------------------------------------------------------------
		2388	align 4
2288	clevermous	2389	sys_cachetodiskette:
		2390	cmp ebx, 1
		2391	jne .no_floppy_a_save
		2392	mov [flp_number], 1
		2393	jmp .save_image_on_floppy
2515	mario79	2394	;--------------------------------------
		2395	align 4
2288	clevermous	2396	.no_floppy_a_save:
		2397	cmp ebx, 2
		2398	jne .no_floppy_b_save
		2399	mov [flp_number], 2
2515	mario79	2400	;--------------------------------------
		2401	align 4
2288	clevermous	2402	.save_image_on_floppy:
		2403	call save_image
		2404	mov [esp + 32], dword 0
		2405	cmp [FDC_Status], 0
		2406	je .yes_floppy_save
2515	mario79	2407	;--------------------------------------
		2408	align 4
2288	clevermous	2409	.no_floppy_b_save:
		2410	mov [esp + 32], dword 1
2515	mario79	2411	;--------------------------------------
		2412	align 4
2288	clevermous	2413	.yes_floppy_save:
		2414	ret
2515	mario79	2415	;------------------------------------------------------------------------------
2288	clevermous	2416	uglobal
		2417	; bgrchanged dd 0x0
		2418	align 4
		2419	bgrlockpid dd 0
		2420	bgrlock db 0
		2421	endg
2515	mario79	2422	;------------------------------------------------------------------------------
		2423	align 4
2288	clevermous	2424	sys_background:
		2425	cmp ebx, 1 ; BACKGROUND SIZE
		2426	jnz nosb1
		2427	test ecx, ecx
		2428	; cmp ecx,0
		2429	jz sbgrr
		2430	test edx, edx
		2431	; cmp edx,0
		2432	jz sbgrr
2515	mario79	2433	;--------------------------------------
		2434	align 4
2288	clevermous	2435	@@:
		2436	;;Maxis use atomic bts for mutexes 4.4.2009
		2437	bts dword [bgrlock], 0
		2438	jnc @f
		2439	call change_task
		2440	jmp @b
2515	mario79	2441	;--------------------------------------
		2442	align 4
2288	clevermous	2443	@@:
		2444	mov [BgrDataWidth], ecx
		2445	mov [BgrDataHeight], edx
		2446	; mov [bgrchanged],1
		2447
		2448	pushad
		2449	; return memory for old background
		2450	mov eax, [img_background]
		2451	cmp eax, static_background_data
		2452	jz @f
		2453	stdcall kernel_free, eax
2515	mario79	2454	;--------------------------------------
		2455	align 4
2288	clevermous	2456	@@:
		2457	; calculate RAW size
		2458	xor eax, eax
		2459	inc eax
		2460	cmp [BgrDataWidth], eax
		2461	jae @f
		2462	mov [BgrDataWidth], eax
2515	mario79	2463	;--------------------------------------
		2464	align 4
2288	clevermous	2465	@@:
		2466	cmp [BgrDataHeight], eax
		2467	jae @f
		2468	mov [BgrDataHeight], eax
2515	mario79	2469	;--------------------------------------
		2470	align 4
2288	clevermous	2471	@@:
		2472	mov eax, [BgrDataWidth]
		2473	imul eax, [BgrDataHeight]
		2474	lea eax, [eax*3]
2464	mario79	2475	; it is reserved with aligned to the boundary of 4 KB pages,
		2476	; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
		2477	; because the 32 bit read is used for high performance: "mov eax,[esi]"
		2478	shr eax, 12
		2479	inc eax
		2480	shl eax, 12
2288	clevermous	2481	mov [mem_BACKGROUND], eax
		2482	; get memory for new background
		2483	stdcall kernel_alloc, eax
		2484	test eax, eax
		2485	jz .memfailed
		2486	mov [img_background], eax
		2487	jmp .exit
2515	mario79	2488	;--------------------------------------
		2489	align 4
2288	clevermous	2490	.memfailed:
		2491	; revert to static monotone data
		2492	mov [img_background], static_background_data
		2493	xor eax, eax
		2494	inc eax
		2495	mov [BgrDataWidth], eax
		2496	mov [BgrDataHeight], eax
		2497	mov [mem_BACKGROUND], 4
2515	mario79	2498	;--------------------------------------
		2499	align 4
2288	clevermous	2500	.exit:
		2501	popad
		2502	mov [bgrlock], 0
2515	mario79	2503	;--------------------------------------
		2504	align 4
		2505	sbgrr:
2288	clevermous	2506	ret
2515	mario79	2507	;------------------------------------------------------------------------------
		2508	align 4
2288	clevermous	2509	nosb1:
		2510	cmp ebx, 2 ; SET PIXEL
		2511	jnz nosb2
		2512
		2513	mov eax, [img_background]
		2514	test ecx, ecx
		2515	jz @f
		2516	cmp eax, static_background_data
		2517	jz .ret
2515	mario79	2518	;--------------------------------------
		2519	align 4
2288	clevermous	2520	@@:
		2521	mov ebx, [mem_BACKGROUND]
		2522	add ebx, 4095
		2523	and ebx, -4096
		2524	sub ebx, 4
		2525	cmp ecx, ebx
		2526	ja .ret
		2527
		2528	mov ebx, [eax+ecx]
		2529	and ebx, 0xFF000000;255256256*256
		2530	and edx, 0x00FFFFFF;255256256+255*256+255
		2531	add edx, ebx
		2532	mov [eax+ecx], edx
2515	mario79	2533	;--------------------------------------
		2534	align 4
2288	clevermous	2535	.ret:
		2536	ret
2515	mario79	2537	;------------------------------------------------------------------------------
		2538	align 4
2288	clevermous	2539	nosb2:
		2540	cmp ebx, 3 ; DRAW BACKGROUND
		2541	jnz nosb3
2515	mario79	2542	;--------------------------------------
		2543	align 4
2288	clevermous	2544	draw_background_temp:
		2545	mov [background_defined], 1
		2546	call force_redraw_background
2515	mario79	2547	;--------------------------------------
		2548	align 4
		2549	nosb31:
2288	clevermous	2550	ret
2515	mario79	2551	;------------------------------------------------------------------------------
		2552	align 4
		2553	nosb3:
2288	clevermous	2554	cmp ebx, 4 ; TILED / STRETCHED
		2555	jnz nosb4
		2556	cmp ecx, [BgrDrawMode]
		2557	je nosb41
		2558	mov [BgrDrawMode], ecx
2515	mario79	2559	;--------------------------------------
		2560	align 4
		2561	nosb41:
2288	clevermous	2562	ret
2515	mario79	2563	;------------------------------------------------------------------------------
		2564	align 4
		2565	nosb4:
2288	clevermous	2566	cmp ebx, 5 ; BLOCK MOVE TO BGR
		2567	jnz nosb5
		2568	cmp [img_background], static_background_data
		2569	jnz @f
		2570	test edx, edx
		2571	jnz .fin
		2572	cmp esi, 4
		2573	ja .fin
2515	mario79	2574	;--------------------------------------
		2575	align 4
		2576	@@:
2288	clevermous	2577	; bughere
		2578	mov eax, ecx
		2579	mov ebx, edx
		2580	add ebx, [img_background];IMG_BACKGROUND
		2581	mov ecx, esi
		2582	call memmove
2515	mario79	2583	;--------------------------------------
		2584	align 4
		2585	.fin:
2288	clevermous	2586	ret
2515	mario79	2587	;------------------------------------------------------------------------------
		2588	align 4
		2589	nosb5:
2288	clevermous	2590	cmp ebx, 6
		2591	jnz nosb6
2515	mario79	2592	;--------------------------------------
		2593	align 4
2288	clevermous	2594	;;Maxis use atomic bts for mutex 4.4.2009
		2595	@@:
		2596	bts dword [bgrlock], 0
		2597	jnc @f
		2598	call change_task
		2599	jmp @b
2515	mario79	2600	;--------------------------------------
		2601	align 4
2288	clevermous	2602	@@:
		2603	mov eax, [CURRENT_TASK]
		2604	mov [bgrlockpid], eax
		2605	cmp [img_background], static_background_data
		2606	jz .nomem
		2607	stdcall user_alloc, [mem_BACKGROUND]
		2608	mov [esp+32], eax
		2609	test eax, eax
		2610	jz .nomem
		2611	mov ebx, eax
		2612	shr ebx, 12
		2613	or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
		2614	mov esi, [img_background]
		2615	shr esi, 12
		2616	mov ecx, [mem_BACKGROUND]
		2617	add ecx, 0xFFF
		2618	shr ecx, 12
2515	mario79	2619	;--------------------------------------
		2620	align 4
2288	clevermous	2621	.z:
		2622	mov eax, [page_tabs+ebx*4]
		2623	test al, 1
		2624	jz @f
		2625	call free_page
2515	mario79	2626	;--------------------------------------
		2627	align 4
2288	clevermous	2628	@@:
		2629	mov eax, [page_tabs+esi*4]
		2630	or al, PG_UW
		2631	mov [page_tabs+ebx*4], eax
		2632	mov eax, ebx
		2633	shl eax, 12
		2634	invlpg [eax]
		2635	inc ebx
		2636	inc esi
		2637	loop .z
		2638	ret
2515	mario79	2639	;--------------------------------------
		2640	align 4
2288	clevermous	2641	.nomem:
		2642	and [bgrlockpid], 0
		2643	mov [bgrlock], 0
2515	mario79	2644	;------------------------------------------------------------------------------
		2645	align 4
2288	clevermous	2646	nosb6:
		2647	cmp ebx, 7
		2648	jnz nosb7
		2649	cmp [bgrlock], 0
		2650	jz .err
		2651	mov eax, [CURRENT_TASK]
		2652	cmp [bgrlockpid], eax
		2653	jnz .err
		2654	mov eax, ecx
		2655	mov ebx, ecx
		2656	shr eax, 12
		2657	mov ecx, [page_tabs+(eax-1)*4]
		2658	test cl, USED_BLOCK+DONT_FREE_BLOCK
		2659	jz .err
		2660	jnp .err
		2661	push eax
		2662	shr ecx, 12
		2663	dec ecx
2515	mario79	2664	;--------------------------------------
		2665	align 4
2288	clevermous	2666	@@:
		2667	and dword [page_tabs+eax*4], 0
		2668	mov edx, eax
		2669	shl edx, 12
		2670	push eax
		2671	invlpg [edx]
		2672	pop eax
		2673	inc eax
		2674	loop @b
		2675	pop eax
		2676	and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
		2677	stdcall user_free, ebx
		2678	mov [esp+32], eax
		2679	and [bgrlockpid], 0
		2680	mov [bgrlock], 0
		2681	ret
2515	mario79	2682	;--------------------------------------
		2683	align 4
2288	clevermous	2684	.err:
		2685	and dword [esp+32], 0
		2686	ret
2515	mario79	2687	;------------------------------------------------------------------------------
		2688	align 4
2288	clevermous	2689	nosb7:
2515	mario79	2690	cmp ebx, 8
		2691	jnz nosb8
		2692	mov eax, [draw_data+32 + RECT.left]
		2693	shl eax, 16
		2694	add eax, [draw_data+32 + RECT.right]
		2695	mov [esp + 32], eax ; eax = [left]*65536 + [right]
		2696	mov eax, [draw_data+32 + RECT.top]
		2697	shl eax, 16
		2698	add eax, [draw_data+32 + RECT.bottom]
		2699	mov [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288	clevermous	2700	ret
2515	mario79	2701	;------------------------------------------------------------------------------
		2702	align 4
		2703	nosb8:
		2704	ret
		2705	;------------------------------------------------------------------------------
		2706	align 4
2288	clevermous	2707	force_redraw_background:
		2708	and [draw_data+32 + RECT.left], 0
		2709	and [draw_data+32 + RECT.top], 0
		2710	push eax ebx
		2711	mov eax, [Screen_Max_X]
		2712	mov ebx, [Screen_Max_Y]
		2713	mov [draw_data+32 + RECT.right], eax
		2714	mov [draw_data+32 + RECT.bottom], ebx
		2715	pop ebx eax
		2716	inc byte[REDRAW_BACKGROUND]
		2717	ret
2515	mario79	2718	;------------------------------------------------------------------------------
2288	clevermous	2719	align 4
		2720	sys_getbackground:
		2721	; cmp eax,1 ; SIZE
		2722	dec ebx
		2723	jnz nogb1
		2724	mov eax, [BgrDataWidth]
		2725	shl eax, 16
		2726	mov ax, [BgrDataHeight]
		2727	mov [esp+32], eax
		2728	ret
2515	mario79	2729	;------------------------------------------------------------------------------
		2730	align 4
2288	clevermous	2731	nogb1:
		2732	; cmp eax,2 ; PIXEL
		2733	dec ebx
		2734	jnz nogb2
		2735
		2736	mov eax, [img_background]
		2737	test ecx, ecx
		2738	jz @f
		2739	cmp eax, static_background_data
		2740	jz .ret
2515	mario79	2741	;--------------------------------------
		2742	align 4
2288	clevermous	2743	@@:
		2744	mov ebx, [mem_BACKGROUND]
		2745	add ebx, 4095
		2746	and ebx, -4096
		2747	sub ebx, 4
		2748	cmp ecx, ebx
		2749	ja .ret
		2750
		2751	mov eax, [ecx+eax]
		2752
		2753	and eax, 0xFFFFFF
		2754	mov [esp+32], eax
2515	mario79	2755	;--------------------------------------
		2756	align 4
2288	clevermous	2757	.ret:
		2758	ret
2515	mario79	2759	;------------------------------------------------------------------------------
		2760	align 4
		2761	nogb2:
2288	clevermous	2762
		2763	; cmp eax,4 ; TILED / STRETCHED
		2764	dec ebx
		2765	dec ebx
		2766	jnz nogb4
		2767	mov eax, [BgrDrawMode]
2515	mario79	2768	;--------------------------------------
		2769	align 4
		2770	nogb4:
2288	clevermous	2771	mov [esp+32], eax
		2772	ret
2515	mario79	2773	;------------------------------------------------------------------------------
2288	clevermous	2774	align 4
		2775	sys_getkey:
		2776	mov [esp + 32], dword 1
		2777	; test main buffer
		2778	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		2779	movzx ecx, word [WIN_STACK + ebx * 2]
		2780	mov edx, [TASK_COUNT]
		2781	cmp ecx, edx
		2782	jne .finish
		2783	cmp [KEY_COUNT], byte 0
		2784	je .finish
		2785	movzx eax, byte [KEY_BUFF]
		2786	shl eax, 8
		2787	push eax
		2788	dec byte [KEY_COUNT]
		2789	and byte [KEY_COUNT], 127
		2790	movzx ecx, byte [KEY_COUNT]
		2791	add ecx, 2
		2792	mov eax, KEY_BUFF + 1
		2793	mov ebx, KEY_BUFF
		2794	call memmove
		2795	pop eax
2515	mario79	2796	;--------------------------------------
		2797	align 4
2288	clevermous	2798	.ret_eax:
		2799	mov [esp + 32], eax
		2800	ret
2515	mario79	2801	;--------------------------------------
		2802	align 4
2288	clevermous	2803	.finish:
		2804	; test hotkeys buffer
		2805	mov ecx, hotkey_buffer
2515	mario79	2806	;--------------------------------------
		2807	align 4
2288	clevermous	2808	@@:
		2809	cmp [ecx], ebx
		2810	jz .found
		2811	add ecx, 8
		2812	cmp ecx, hotkey_buffer + 120 * 8
		2813	jb @b
		2814	ret
2515	mario79	2815	;--------------------------------------
		2816	align 4
2288	clevermous	2817	.found:
		2818	mov ax, [ecx + 6]
		2819	shl eax, 16
		2820	mov ah, [ecx + 4]
		2821	mov al, 2
		2822	and dword [ecx + 4], 0
		2823	and dword [ecx], 0
		2824	jmp .ret_eax
2515	mario79	2825	;------------------------------------------------------------------------------
2288	clevermous	2826	align 4
		2827	sys_getbutton:
		2828	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		2829	mov [esp + 32], dword 1
		2830	movzx ecx, word [WIN_STACK + ebx * 2]
		2831	mov edx, [TASK_COUNT] ; less than 256 processes
		2832	cmp ecx, edx
		2833	jne .exit
		2834	movzx eax, byte [BTN_COUNT]
		2835	test eax, eax
		2836	jz .exit
		2837	mov eax, [BTN_BUFF]
		2838	and al, 0xFE ; delete left button bit
		2839	mov [BTN_COUNT], byte 0
		2840	mov [esp + 32], eax
2515	mario79	2841	;--------------------------------------
		2842	align 4
2288	clevermous	2843	.exit:
		2844	ret
2515	mario79	2845	;------------------------------------------------------------------------------
2288	clevermous	2846	align 4
		2847	sys_cpuusage:
		2848
		2849	; RETURN:
		2850	;
		2851	; +00 dword process cpu usage
		2852	; +04 word position in windowing stack
		2853	; +06 word windowing stack value at current position (cpu nro)
		2854	; +10 12 bytes name
		2855	; +22 dword start in mem
		2856	; +26 dword used mem
		2857	; +30 dword PID , process idenfification number
		2858	;
		2859
		2860	cmp ecx, -1 ; who am I ?
		2861	jne .no_who_am_i
		2862	mov ecx, [CURRENT_TASK]
		2863	.no_who_am_i:
		2864	cmp ecx, max_processes
		2865	ja .nofillbuf
		2866
		2867	; +4: word: position of the window of thread in the window stack
		2868	mov ax, [WIN_STACK + ecx * 2]
		2869	mov [ebx+4], ax
		2870	; +6: word: number of the thread slot, which window has in the window stack
		2871	; position ecx (has no relation to the specific thread)
		2872	mov ax, [WIN_POS + ecx * 2]
		2873	mov [ebx+6], ax
		2874
		2875	shl ecx, 5
		2876
		2877	; +0: dword: memory usage
		2878	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		2879	mov [ebx], eax
		2880	; +10: 11 bytes: name of the process
		2881	push ecx
		2882	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		2883	add ebx, 10
		2884	mov ecx, 11
		2885	call memmove
		2886	pop ecx
		2887
		2888	; +22: address of the process in memory
		2889	; +26: size of used memory - 1
		2890	push edi
		2891	lea edi, [ebx+12]
		2892	xor eax, eax
		2893	mov edx, 0x100000*16
		2894	cmp ecx, 1 shl 5
		2895	je .os_mem
		2896	mov edx, [SLOT_BASE+ecx*8+APPDATA.mem_size]
		2897	mov eax, std_application_base_address
		2898	.os_mem:
		2899	stosd
		2900	lea eax, [edx-1]
		2901	stosd
		2902
		2903	; +30: PID/TID
		2904	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		2905	stosd
		2906
		2907	; window position and size
		2908	push esi
		2909	lea esi, [ecx + window_data + WDATA.box]
		2910	movsd
		2911	movsd
		2912	movsd
		2913	movsd
		2914
		2915	; Process state (+50)
		2916	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		2917	stosd
		2918
		2919	; Window client area box
		2920	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		2921	movsd
		2922	movsd
		2923	movsd
		2924	movsd
		2925
		2926	; Window state
		2927	mov al, [ecx+window_data+WDATA.fl_wstate]
		2928	stosb
		2929
		2930	; Event mask (+71)
		2931	mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
		2932	stosd
		2933
		2934	pop esi
		2935	pop edi
		2936
		2937	.nofillbuf:
		2938	; return number of processes
		2939
		2940	mov eax, [TASK_COUNT]
		2941	mov [esp+32], eax
		2942	ret
		2943
		2944	align 4
		2945	sys_clock:
		2946	cli
		2947	; Mikhail Lisovin xx Jan 2005
		2948	@@:
		2949	mov al, 10
		2950	out 0x70, al
		2951	in al, 0x71
		2952	test al, al
		2953	jns @f
		2954	mov esi, 1
		2955	call delay_ms
		2956	jmp @b
		2957	@@:
		2958	; end Lisovin's fix
		2959
		2960	xor al, al ; seconds
		2961	out 0x70, al
		2962	in al, 0x71
		2963	movzx ecx, al
		2964	mov al, 02 ; minutes
		2965	shl ecx, 16
		2966	out 0x70, al
		2967	in al, 0x71
		2968	movzx edx, al
		2969	mov al, 04 ; hours
		2970	shl edx, 8
		2971	out 0x70, al
		2972	in al, 0x71
		2973	add ecx, edx
		2974	movzx edx, al
		2975	add ecx, edx
		2976	sti
		2977	mov [esp + 32], ecx
		2978	ret
		2979
		2980
		2981	align 4
		2982
		2983	sys_date:
		2984
		2985	cli
		2986	@@:
		2987	mov al, 10
		2988	out 0x70, al
		2989	in al, 0x71
		2990	test al, al
		2991	jns @f
		2992	mov esi, 1
		2993	call delay_ms
		2994	jmp @b
		2995	@@:
		2996
		2997	mov ch, 0
		2998	mov al, 7 ; date
		2999	out 0x70, al
		3000	in al, 0x71
		3001	mov cl, al
		3002	mov al, 8 ; month
		3003	shl ecx, 16
		3004	out 0x70, al
		3005	in al, 0x71
		3006	mov ch, al
		3007	mov al, 9 ; year
		3008	out 0x70, al
		3009	in al, 0x71
		3010	mov cl, al
		3011	sti
		3012	mov [esp+32], ecx
		3013	ret
		3014
		3015
		3016	; redraw status
		3017
		3018	sys_redrawstat:
		3019	cmp ebx, 1
		3020	jne no_widgets_away
		3021	; buttons away
		3022	mov ecx, [CURRENT_TASK]
		3023	sys_newba2:
		3024	mov edi, [BTN_ADDR]
		3025	cmp [edi], dword 0 ; empty button list ?
		3026	je end_of_buttons_away
		3027	movzx ebx, word [edi]
		3028	inc ebx
		3029	mov eax, edi
		3030	sys_newba:
		3031	dec ebx
		3032	jz end_of_buttons_away
		3033
		3034	add eax, 0x10
		3035	cmp cx, [eax]
		3036	jnz sys_newba
		3037
		3038	push eax ebx ecx
		3039	mov ecx, ebx
		3040	inc ecx
		3041	shl ecx, 4
		3042	mov ebx, eax
		3043	add eax, 0x10
		3044	call memmove
		3045	dec dword [edi]
		3046	pop ecx ebx eax
		3047
		3048	jmp sys_newba2
		3049
		3050	end_of_buttons_away:
		3051
		3052	ret
		3053
		3054	no_widgets_away:
		3055
		3056	cmp ebx, 2
		3057	jnz srl1
		3058
		3059	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		3060	add edx, draw_data - CURRENT_TASK
		3061	mov [edx + RECT.left], 0
		3062	mov [edx + RECT.top], 0
		3063	mov eax, [Screen_Max_X]
		3064	mov [edx + RECT.right], eax
		3065	mov eax, [Screen_Max_Y]
		3066	mov [edx + RECT.bottom], eax
		3067
		3068	srl1:
		3069	ret
		3070
		3071	;ok - 100% work
		3072	;nt - not tested
		3073	;---------------------------------------------------------------------------------------------
		3074	;eax
		3075	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3076	;1 - change task. Ret nothing. Block. ok.
		3077	;2 - performance control
		3078	; ebx
		3079	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3080	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3081	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3082	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3083	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3084	;eax
		3085	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3086	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3087	;---------------------------------------------------------------------------------------------
		3088	iglobal
		3089	align 4
		3090	sheduler:
		3091	dd sys_sheduler.00
		3092	dd change_task
		3093	dd sys_sheduler.02
		3094	dd sys_sheduler.03
		3095	dd sys_sheduler.04
		3096	endg
		3097	sys_sheduler:
		3098	;rewritten by 29.12.2009
		3099	jmp dword [sheduler+ebx*4]
		3100	;.shed_counter:
		3101	.00:
		3102	mov eax, [context_counter]
		3103	mov [esp+32], eax
		3104	ret
		3105
		3106	.02:
		3107	;.perf_control:
		3108	inc ebx ;before ebx=2, ebx=3
		3109	cmp ebx, ecx ;if ecx=3, ebx=3
		3110	jz cache_disable
		3111
		3112	dec ebx ;ebx=2
		3113	cmp ebx, ecx ;
		3114	jz cache_enable ;if ecx=2 and ebx=2
		3115
		3116	dec ebx ;ebx=1
		3117	cmp ebx, ecx
		3118	jz is_cache_enabled ;if ecx=1 and ebx=1
		3119
		3120	dec ebx
		3121	test ebx, ecx ;ebx=0 and ecx=0
		3122	jz modify_pce ;if ecx=0
		3123
		3124	ret
		3125
		3126	.03:
		3127	;.rdmsr_instr:
		3128	;now counter in ecx
		3129	;(edx:eax) esi:edi => edx:esi
		3130	mov eax, esi
		3131	mov ecx, edx
		3132	rdmsr
		3133	mov [esp+32], eax
		3134	mov [esp+20], edx ;ret in ebx?
		3135	ret
		3136
		3137	.04:
		3138	;.wrmsr_instr:
		3139	;now counter in ecx
		3140	;(edx:eax) esi:edi => edx:esi
		3141	; Fast Call MSR can't be destroy
		3142	; �� MSR_AMD_EFER �� , �.�. � �⮬ ॣ��
		3143	; ��/�몫�� ७��
		3144	cmp edx, MSR_SYSENTER_CS
		3145	je @f
		3146	cmp edx, MSR_SYSENTER_ESP
		3147	je @f
		3148	cmp edx, MSR_SYSENTER_EIP
		3149	je @f
		3150	cmp edx, MSR_AMD_STAR
		3151	je @f
		3152
		3153	mov eax, esi
		3154	mov ecx, edx
		3155	wrmsr
		3156	; mov [esp + 32], eax
		3157	; mov [esp + 20], edx ;ret in ebx?
		3158	@@:
		3159	ret
		3160
		3161	cache_disable:
		3162	mov eax, cr0
		3163	or eax, 01100000000000000000000000000000b
		3164	mov cr0, eax
		3165	wbinvd ;set MESI
		3166	ret
		3167
		3168	cache_enable:
		3169	mov eax, cr0
		3170	and eax, 10011111111111111111111111111111b
		3171	mov cr0, eax
		3172	ret
		3173
		3174	is_cache_enabled:
		3175	mov eax, cr0
		3176	mov ebx, eax
		3177	and eax, 01100000000000000000000000000000b
		3178	jz cache_disabled
		3179	mov [esp+32], ebx
		3180	cache_disabled:
		3181	mov dword [esp+32], eax;0
		3182	ret
		3183
		3184	modify_pce:
		3185	mov eax, cr4
		3186	; mov ebx,0
		3187	; or bx,100000000b ;pce
		3188	; xor eax,ebx ;invert pce
		3189	bts eax, 8;pce=cr4[8]
		3190	mov cr4, eax
		3191	mov [esp+32], eax
		3192	ret
		3193	;---------------------------------------------------------------------------------------------
		3194
		3195
		3196	; check if pixel is allowed to be drawn
		3197
2446	mario79	3198	;checkpixel:
		3199	; push eax edx
2288	clevermous	3200
2446	mario79	3201	;; mov edx, [Screen_Max_X] ; screen x size
		3202	;; inc edx
		3203	;; imul edx, ebx
		3204	; mov edx, [d_width_calc_area + ebx*4]
		3205	; add eax, [_WinMapAddress]
		3206	; mov dl, [eax+edx]; lea eax, [...]
2288	clevermous	3207
2446	mario79	3208	; xor ecx, ecx
		3209	; mov eax, [CURRENT_TASK]
		3210	; cmp al, dl
		3211	; setne cl
2288	clevermous	3212
2446	mario79	3213	; pop edx eax
		3214	; ret
2288	clevermous	3215
		3216	iglobal
		3217	cpustring db 'CPU',0
		3218	endg
		3219
		3220	uglobal
		3221	background_defined db 0 ; diamond, 11.04.2006
		3222	endg
2513	mario79	3223	;-----------------------------------------------------------------------------
2288	clevermous	3224	align 4
		3225	checkmisc:
		3226	cmp [ctrl_alt_del], 1
		3227	jne nocpustart
		3228
		3229	mov ebp, cpustring
		3230	call fs_execute_from_sysdir
		3231
		3232	mov [ctrl_alt_del], 0
2513	mario79	3233	;--------------------------------------
		3234	align 4
2288	clevermous	3235	nocpustart:
		3236	cmp [mouse_active], 1
		3237	jne mouse_not_active
		3238	mov [mouse_active], 0
2411	Serge	3239
2288	clevermous	3240	xor edi, edi
2411	Serge	3241	mov ebx, CURRENT_TASK
		3242
2288	clevermous	3243	mov ecx, [TASK_COUNT]
2408	Serge	3244	movzx eax, word [WIN_POS + ecx*2] ; active window
		3245	shl eax, 8
2414	Serge	3246	push eax
2408	Serge	3247
2414	Serge	3248	movzx eax, word [MOUSE_X]
		3249	movzx edx, word [MOUSE_Y]
2513	mario79	3250	;--------------------------------------
2408	Serge	3251	align 4
		3252	.set_mouse_event:
2288	clevermous	3253	add edi, 256
2411	Serge	3254	add ebx, 32
		3255	test [ebx+TASKDATA.event_mask], 0x80000000
2414	Serge	3256	jz .pos_filter
		3257
		3258	cmp edi, [esp] ; skip if filtration active
		3259	jne .skip
2513	mario79	3260	;--------------------------------------
		3261	align 4
2414	Serge	3262	.pos_filter:
		3263	test [ebx+TASKDATA.event_mask], 0x40000000
2411	Serge	3264	jz .set
2288	clevermous	3265
2414	Serge	3266	mov esi, [ebx-twdw+WDATA.box.left]
		3267	cmp eax, esi
		3268	jb .skip
		3269	add esi, [ebx-twdw+WDATA.box.width]
		3270	cmp eax, esi
		3271	ja .skip
		3272
		3273	mov esi, [ebx-twdw+WDATA.box.top]
		3274	cmp edx, esi
		3275	jb .skip
		3276	add esi, [ebx-twdw+WDATA.box.height]
		3277	cmp edx, esi
		3278	ja .skip
2513	mario79	3279	;--------------------------------------
		3280	align 4
2411	Serge	3281	.set:
2513	mario79	3282	or [edi+SLOT_BASE+APPDATA.event_mask], 100000b ; set event 6
		3283	;--------------------------------------
		3284	align 4
2411	Serge	3285	.skip:
2408	Serge	3286	loop .set_mouse_event
		3287
2414	Serge	3288	pop eax
2513	mario79	3289	;--------------------------------------
		3290	align 4
2288	clevermous	3291	mouse_not_active:
		3292	cmp byte[REDRAW_BACKGROUND], 0 ; background update ?
		3293	jz nobackgr
		3294	cmp [background_defined], 0
		3295	jz nobackgr
2513	mario79	3296	;--------------------------------------
		3297	align 4
2288	clevermous	3298	@@:
		3299	call drawbackground
2513	mario79	3300	;--------- set event 5 start ----------
		3301	push ecx edi
		3302	xor edi, edi
		3303	mov ecx, [TASK_COUNT]
		3304	;--------------------------------------
		3305	align 4
		3306	set_bgr_event:
		3307	add edi, 256
		3308	or [edi+SLOT_BASE+APPDATA.event_mask], 10000b ; set event 5
		3309	loop set_bgr_event
		3310	pop edi ecx
		3311	;--------- set event 5 stop -----------
2288	clevermous	3312	xor eax, eax
		3313	xchg al, [REDRAW_BACKGROUND]
		3314	test al, al ; got new update request?
		3315	jnz @b
2513	mario79	3316
2516	mario79	3317	; call change_task - because the application must have time to call f.15.8
		3318	call change_task
		3319
2288	clevermous	3320	mov [draw_data+32 + RECT.left], eax
		3321	mov [draw_data+32 + RECT.top], eax
		3322	mov [draw_data+32 + RECT.right], eax
		3323	mov [draw_data+32 + RECT.bottom], eax
		3324	mov [MOUSE_BACKGROUND], byte 0
2513	mario79	3325	;--------------------------------------
		3326	align 4
2288	clevermous	3327	nobackgr:
2513	mario79	3328	; system shutdown request
2288	clevermous	3329	cmp [SYS_SHUTDOWN], byte 0
		3330	je noshutdown
		3331
		3332	mov edx, [shutdown_processes]
		3333
		3334	cmp [SYS_SHUTDOWN], dl
		3335	jne no_mark_system_shutdown
		3336
		3337	lea ecx, [edx-1]
		3338	mov edx, OS_BASE+0x3040
		3339	jecxz @f
2513	mario79	3340	;--------------------------------------
		3341	align 4
2288	clevermous	3342	markz:
		3343	mov [edx+TASKDATA.state], byte 3
		3344	add edx, 0x20
		3345	loop markz
2513	mario79	3346	;--------------------------------------
		3347	align 4
2288	clevermous	3348	@@:
2513	mario79	3349	no_mark_system_shutdown:
2288	clevermous	3350	dec byte [SYS_SHUTDOWN]
		3351	je system_shutdown
2513	mario79	3352	;--------------------------------------
		3353	align 4
2288	clevermous	3354	noshutdown:
		3355	mov eax, [TASK_COUNT] ; termination
		3356	mov ebx, TASK_DATA+TASKDATA.state
		3357	mov esi, 1
2513	mario79	3358	;--------------------------------------
		3359	align 4
2288	clevermous	3360	newct:
		3361	mov cl, [ebx]
		3362	cmp cl, byte 3
		3363	jz terminate
2513	mario79	3364
2288	clevermous	3365	cmp cl, byte 4
		3366	jz terminate
		3367
		3368	add ebx, 0x20
		3369	inc esi
		3370	dec eax
		3371	jnz newct
		3372	ret
2513	mario79	3373	;-----------------------------------------------------------------------------
		3374	align 4
2288	clevermous	3375	redrawscreen:
		3376	; eax , if process window_data base is eax, do not set flag/limits
		3377
		3378	pushad
		3379	push eax
		3380
		3381	;;; mov ebx,2
		3382	;;; call delay_hs
		3383
		3384	;mov ecx,0 ; redraw flags for apps
		3385	xor ecx, ecx
2513	mario79	3386	;--------------------------------------
		3387	align 4
		3388	newdw2:
2288	clevermous	3389	inc ecx
		3390	push ecx
		3391
		3392	mov eax, ecx
		3393	shl eax, 5
		3394	add eax, window_data
		3395
		3396	cmp eax, [esp+4]
		3397	je not_this_task
		3398	; check if window in redraw area
		3399	mov edi, eax
		3400
		3401	cmp ecx, 1 ; limit for background
		3402	jz bgli
		3403
		3404	mov eax, [edi + WDATA.box.left]
		3405	mov ebx, [edi + WDATA.box.top]
		3406	mov ecx, [edi + WDATA.box.width]
		3407	mov edx, [edi + WDATA.box.height]
		3408	add ecx, eax
		3409	add edx, ebx
		3410
		3411	mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
		3412	cmp ecx, ebx
		3413	jb ricino
		3414
		3415	mov ecx, [draw_limits.right] ; ecx = area x end eax = window x start
		3416	cmp ecx, eax
		3417	jb ricino
		3418
		3419	mov eax, [edi + WDATA.box.left]
		3420	mov ebx, [edi + WDATA.box.top]
		3421	mov ecx, [edi + WDATA.box.width]
		3422	mov edx, [edi + WDATA.box.height]
		3423	add ecx, eax
		3424	add edx, ebx
		3425
		3426	mov eax, [draw_limits.top] ; eax = area y start edx = window y end
		3427	cmp edx, eax
		3428	jb ricino
		3429
		3430	mov eax, [draw_limits.left] ; eax = area x start ecx = window x end
		3431	cmp ecx, eax
		3432	jb ricino
2513	mario79	3433	;--------------------------------------
		3434	align 4
		3435	bgli:
2288	clevermous	3436	cmp dword[esp], 1
		3437	jnz .az
2513	mario79	3438
2288	clevermous	3439	cmp byte[REDRAW_BACKGROUND], 0
		3440	jz .az
2513	mario79	3441
2288	clevermous	3442	mov dl, 0
		3443	lea eax, [edi+draw_data-window_data]
		3444	mov ebx, [draw_limits.left]
		3445	cmp ebx, [eax+RECT.left]
		3446	jae @f
2513	mario79	3447
2288	clevermous	3448	mov [eax+RECT.left], ebx
		3449	mov dl, 1
2513	mario79	3450	;--------------------------------------
		3451	align 4
		3452	@@:
2288	clevermous	3453	mov ebx, [draw_limits.top]
		3454	cmp ebx, [eax+RECT.top]
		3455	jae @f
2513	mario79	3456
2288	clevermous	3457	mov [eax+RECT.top], ebx
		3458	mov dl, 1
2513	mario79	3459	;--------------------------------------
		3460	align 4
		3461	@@:
2288	clevermous	3462	mov ebx, [draw_limits.right]
		3463	cmp ebx, [eax+RECT.right]
		3464	jbe @f
2513	mario79	3465
2288	clevermous	3466	mov [eax+RECT.right], ebx
		3467	mov dl, 1
2513	mario79	3468	;--------------------------------------
		3469	align 4
		3470	@@:
2288	clevermous	3471	mov ebx, [draw_limits.bottom]
		3472	cmp ebx, [eax+RECT.bottom]
		3473	jbe @f
2513	mario79	3474
2288	clevermous	3475	mov [eax+RECT.bottom], ebx
		3476	mov dl, 1
2513	mario79	3477	;--------------------------------------
		3478	align 4
		3479	@@:
2288	clevermous	3480	add byte[REDRAW_BACKGROUND], dl
		3481	jmp newdw8
2513	mario79	3482	;--------------------------------------
		3483	align 4
		3484	.az:
2288	clevermous	3485	mov eax, edi
		3486	add eax, draw_data-window_data
		3487
		3488	mov ebx, [draw_limits.left] ; set limits
		3489	mov [eax + RECT.left], ebx
		3490	mov ebx, [draw_limits.top]
		3491	mov [eax + RECT.top], ebx
		3492	mov ebx, [draw_limits.right]
		3493	mov [eax + RECT.right], ebx
		3494	mov ebx, [draw_limits.bottom]
		3495	mov [eax + RECT.bottom], ebx
		3496
		3497	sub eax, draw_data-window_data
		3498
		3499	cmp dword [esp], 1
		3500	jne nobgrd
		3501	inc byte[REDRAW_BACKGROUND]
2513	mario79	3502	;--------------------------------------
		3503	align 4
		3504	newdw8:
		3505	nobgrd:
2288	clevermous	3506
		3507	mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
2513	mario79	3508	;--------------------------------------
		3509	align 4
		3510	ricino:
		3511	not_this_task:
2288	clevermous	3512	pop ecx
		3513
		3514	cmp ecx, [TASK_COUNT]
		3515	jle newdw2
		3516
		3517	pop eax
		3518	popad
		3519	ret
2513	mario79	3520	;-----------------------------------------------------------------------------
		3521	align 4
2288	clevermous	3522	calculatebackground: ; background
		3523	mov edi, [_WinMapAddress] ; set os to use all pixels
		3524	mov eax, 0x01010101
		3525	mov ecx, [_WinMapSize]
		3526	shr ecx, 2
		3527	rep stosd
		3528
		3529	mov byte[REDRAW_BACKGROUND], 0 ; do not draw background!
		3530	ret
2513	mario79	3531	;-----------------------------------------------------------------------------
2288	clevermous	3532	uglobal
		3533	imax dd 0x0
		3534	endg
2513	mario79	3535	;-----------------------------------------------------------------------------
		3536	align 4
2288	clevermous	3537	delay_ms: ; delay in 1/1000 sec
		3538	push eax
		3539	push ecx
		3540
		3541	mov ecx, esi
		3542	;
		3543	imul ecx, 33941
		3544	shr ecx, 9
		3545	;
		3546
		3547	in al, 0x61
		3548	and al, 0x10
		3549	mov ah, al
		3550	cld
2513	mario79	3551	;--------------------------------------
		3552	align 4
		3553	cnt1:
2288	clevermous	3554	in al, 0x61
		3555	and al, 0x10
		3556	cmp al, ah
		3557	jz cnt1
		3558
		3559	mov ah, al
		3560	loop cnt1
		3561
		3562	pop ecx
		3563	pop eax
		3564	ret
2513	mario79	3565	;-----------------------------------------------------------------------------
2411	Serge	3566	align 4
2288	clevermous	3567	set_app_param:
		3568	mov edi, [TASK_BASE]
2408	Serge	3569	mov eax, ebx
		3570	btr eax, 3 ; move MOUSE_FILTRATION
		3571	mov ebx, [current_slot] ; bit into event_filter
		3572	setc byte [ebx+APPDATA.event_filter]
		3573	xchg eax, [edi + TASKDATA.event_mask] ; set new event mask
		3574	mov [esp+32], eax ; return old mask value
2288	clevermous	3575	ret
2513	mario79	3576	;-----------------------------------------------------------------------------
		3577	align 4
2288	clevermous	3578	delay_hs: ; delay in 1/100 secs
		3579	; ebx = delay time
		3580	push ecx
		3581	push edx
		3582
		3583	mov edx, [timer_ticks]
2513	mario79	3584	;--------------------------------------
		3585	align 4
		3586	newtic:
2288	clevermous	3587	mov ecx, [timer_ticks]
		3588	sub ecx, edx
		3589	cmp ecx, ebx
		3590	jae zerodelay
		3591
		3592	call change_task
		3593
		3594	jmp newtic
2513	mario79	3595	;--------------------------------------
		3596	align 4
		3597	zerodelay:
2288	clevermous	3598	pop edx
		3599	pop ecx
		3600	ret
2513	mario79	3601	;-----------------------------------------------------------------------------
2288	clevermous	3602	align 16 ;very often call this subrutine
		3603	memmove: ; memory move in bytes
		3604	; eax = from
		3605	; ebx = to
		3606	; ecx = no of bytes
		3607	test ecx, ecx
		3608	jle .ret
		3609
		3610	push esi edi ecx
		3611
		3612	mov edi, ebx
		3613	mov esi, eax
		3614
		3615	test ecx, not 11b
		3616	jz @f
		3617
		3618	push ecx
		3619	shr ecx, 2
		3620	rep movsd
		3621	pop ecx
		3622	and ecx, 11b
		3623	jz .finish
2513	mario79	3624	;--------------------------------------
		3625	align 4
		3626	@@:
2288	clevermous	3627	rep movsb
2513	mario79	3628	;--------------------------------------
		3629	align 4
		3630	.finish:
2288	clevermous	3631	pop ecx edi esi
2513	mario79	3632	;--------------------------------------
		3633	align 4
		3634	.ret:
2288	clevermous	3635	ret
2513	mario79	3636	;-----------------------------------------------------------------------------
2288	clevermous	3637	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3638	;align 4
		3639	;
		3640	;read_floppy_file:
		3641	;
		3642	;; as input
		3643	;;
		3644	;; eax pointer to file
		3645	;; ebx file lenght
		3646	;; ecx start 512 byte block number
		3647	;; edx number of blocks to read
		3648	;; esi pointer to return/work area (atleast 20 000 bytes)
		3649	;;
		3650	;;
		3651	;; on return
		3652	;;
		3653	;; eax = 0 command succesful
		3654	;; 1 no fd base and/or partition defined
		3655	;; 2 yet unsupported FS
		3656	;; 3 unknown FS
		3657	;; 4 partition not defined at hd
		3658	;; 5 file not found
		3659	;; ebx = size of file
		3660	;
		3661	; mov edi,[TASK_BASE]
		3662	; add edi,0x10
		3663	; add esi,[edi]
		3664	; add eax,[edi]
		3665	;
		3666	; pushad
		3667	; mov edi,esi
		3668	; add edi,1024
		3669	; mov esi,0x100000+19*512
		3670	; sub ecx,1
		3671	; shl ecx,9
		3672	; add esi,ecx
		3673	; shl edx,9
		3674	; mov ecx,edx
		3675	; cld
		3676	; rep movsb
		3677	; popad
		3678	;
		3679	; mov [esp+36],eax
		3680	; mov [esp+24],ebx
		3681	; ret
		3682
		3683
		3684
		3685	align 4
		3686	set_io_access_rights:
		3687	push edi eax
		3688	mov edi, tss._io_map_0
		3689	; mov ecx,eax
		3690	; and ecx,7 ; offset in byte
		3691	; shr eax,3 ; number of byte
		3692	; add edi,eax
		3693	; mov ebx,1
		3694	; shl ebx,cl
		3695	test ebp, ebp
		3696	; cmp ebp,0 ; enable access - ebp = 0
		3697	jnz .siar1
		3698	; not ebx
		3699	; and [edi],byte bl
		3700	btr [edi], eax
		3701	pop eax edi
		3702	ret
		3703	.siar1:
		3704	bts [edi], eax
		3705	; or [edi],byte bl ; disable access - ebp = 1
		3706	pop eax edi
		3707	ret
		3708	;reserve/free group of ports
		3709	; * eax = 46 - number function
		3710	; * ebx = 0 - reserve, 1 - free
		3711	; * ecx = number start arrea of ports
		3712	; * edx = number end arrea of ports (include last number of port)
		3713	;Return value:
		3714	; * eax = 0 - succesful
		3715	; * eax = 1 - error
		3716	; * The system has reserve this ports:
		3717	; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
		3718	;destroys eax,ebx, ebp
		3719	r_f_port_area:
		3720
		3721	test ebx, ebx
		3722	jnz free_port_area
		3723	; je r_port_area
		3724	; jmp free_port_area
		3725
		3726	; r_port_area:
		3727
		3728	; pushad
		3729
		3730	cmp ecx, edx ; beginning > end ?
		3731	ja rpal1
		3732	cmp edx, 65536
		3733	jae rpal1
		3734	mov eax, [RESERVED_PORTS]
		3735	test eax, eax ; no reserved areas ?
		3736	je rpal2
		3737	cmp eax, 255 ; max reserved
		3738	jae rpal1
		3739	rpal3:
		3740	mov ebx, eax
		3741	shl ebx, 4
		3742	add ebx, RESERVED_PORTS
		3743	cmp ecx, [ebx+8]
		3744	ja rpal4
		3745	cmp edx, [ebx+4]
		3746	jae rpal1
		3747	; jb rpal4
		3748	; jmp rpal1
		3749	rpal4:
		3750	dec eax
		3751	jnz rpal3
		3752	jmp rpal2
		3753	rpal1:
		3754	; popad
		3755	; mov eax,1
		3756	xor eax, eax
		3757	inc eax
		3758	ret
		3759	rpal2:
		3760	; popad
		3761	; enable port access at port IO map
		3762	cli
		3763	pushad ; start enable io map
		3764
		3765	cmp edx, 65536;16384
		3766	jae no_unmask_io; jge
		3767	mov eax, ecx
		3768	; push ebp
		3769	xor ebp, ebp ; enable - eax = port
		3770	new_port_access:
		3771	; pushad
		3772	call set_io_access_rights
		3773	; popad
		3774	inc eax
		3775	cmp eax, edx
		3776	jbe new_port_access
		3777	; pop ebp
		3778	no_unmask_io:
		3779	popad ; end enable io map
		3780	sti
		3781
		3782	mov eax, [RESERVED_PORTS]
		3783	add eax, 1
		3784	mov [RESERVED_PORTS], eax
		3785	shl eax, 4
		3786	add eax, RESERVED_PORTS
		3787	mov ebx, [TASK_BASE]
		3788	mov ebx, [ebx+TASKDATA.pid]
		3789	mov [eax], ebx
		3790	mov [eax+4], ecx
		3791	mov [eax+8], edx
		3792
		3793	xor eax, eax
		3794	ret
		3795
		3796	free_port_area:
		3797
		3798	; pushad
		3799	mov eax, [RESERVED_PORTS]; no reserved areas ?
		3800	test eax, eax
		3801	jz frpal2
		3802	mov ebx, [TASK_BASE]
		3803	mov ebx, [ebx+TASKDATA.pid]
		3804	frpal3:
		3805	mov edi, eax
		3806	shl edi, 4
		3807	add edi, RESERVED_PORTS
		3808	cmp ebx, [edi]
		3809	jne frpal4
		3810	cmp ecx, [edi+4]
		3811	jne frpal4
		3812	cmp edx, [edi+8]
		3813	jne frpal4
		3814	jmp frpal1
		3815	frpal4:
		3816	dec eax
		3817	jnz frpal3
		3818	frpal2:
		3819	; popad
		3820	inc eax
		3821	ret
		3822	frpal1:
		3823	push ecx
		3824	mov ecx, 256
		3825	sub ecx, eax
		3826	shl ecx, 4
		3827	mov esi, edi
		3828	add esi, 16
		3829	cld
		3830	rep movsb
		3831
		3832	dec dword [RESERVED_PORTS]
		3833	;popad
		3834	;disable port access at port IO map
		3835
		3836	; pushad ; start disable io map
		3837	pop eax ;start port
		3838	cmp edx, 65536;16384
		3839	jge no_mask_io
		3840
		3841	; mov eax,ecx
		3842	xor ebp, ebp
		3843	inc ebp
		3844	new_port_access_disable:
		3845	; pushad
		3846	; mov ebp,1 ; disable - eax = port
		3847	call set_io_access_rights
		3848	; popad
		3849	inc eax
		3850	cmp eax, edx
		3851	jbe new_port_access_disable
		3852	no_mask_io:
		3853	; popad ; end disable io map
		3854	xor eax, eax
		3855	ret
2430	mario79	3856	;-----------------------------------------------------------------------------
2288	clevermous	3857	align 4
		3858	drawbackground:
2430	mario79	3859	dbrv20:
2288	clevermous	3860	cmp [BgrDrawMode], dword 1
		3861	jne bgrstr
		3862	call vesa20_drawbackground_tiled
2453	mario79	3863	; call [draw_pointer]
		3864	call __sys_draw_pointer
2288	clevermous	3865	ret
2430	mario79	3866	;--------------------------------------
		3867	align 4
		3868	bgrstr:
2288	clevermous	3869	call vesa20_drawbackground_stretch
2453	mario79	3870	; call [draw_pointer]
		3871	call __sys_draw_pointer
2288	clevermous	3872	ret
2430	mario79	3873	;-----------------------------------------------------------------------------
2288	clevermous	3874	align 4
		3875	syscall_putimage: ; PutImage
		3876	sys_putimage:
		3877	test ecx, 0x80008000
		3878	jnz .exit
		3879	test ecx, 0x0000FFFF
		3880	jz .exit
		3881	test ecx, 0xFFFF0000
		3882	jnz @f
2430	mario79	3883	;--------------------------------------
		3884	align 4
		3885	.exit:
2288	clevermous	3886	ret
2430	mario79	3887	;--------------------------------------
		3888	align 4
		3889	@@:
2288	clevermous	3890	mov edi, [current_slot]
		3891	add dx, word[edi+APPDATA.wnd_clientbox.top]
		3892	rol edx, 16
		3893	add dx, word[edi+APPDATA.wnd_clientbox.left]
		3894	rol edx, 16
2430	mario79	3895	;--------------------------------------
		3896	align 4
		3897	.forced:
2288	clevermous	3898	push ebp esi 0
		3899	mov ebp, putimage_get24bpp
		3900	mov esi, putimage_init24bpp
2430	mario79	3901	;--------------------------------------
		3902	align 4
2288	clevermous	3903	sys_putimage_bpp:
2430	mario79	3904	call vesa20_putimage
2288	clevermous	3905	pop ebp esi ebp
2430	mario79	3906	ret
		3907	; jmp [draw_pointer]
		3908	;-----------------------------------------------------------------------------
2288	clevermous	3909	align 4
		3910	sys_putimage_palette:
		3911	; ebx = pointer to image
		3912	; ecx = [xsize]*65536 + [ysize]
		3913	; edx = [xstart]*65536 + [ystart]
		3914	; esi = number of bits per pixel, must be 8, 24 or 32
		3915	; edi = pointer to palette
		3916	; ebp = row delta
		3917	mov eax, [CURRENT_TASK]
		3918	shl eax, 8
		3919	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		3920	rol edx, 16
		3921	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		3922	rol edx, 16
2430	mario79	3923	;--------------------------------------
		3924	align 4
2288	clevermous	3925	.forced:
		3926	cmp esi, 1
		3927	jnz @f
		3928	push edi
		3929	mov eax, [edi+4]
		3930	sub eax, [edi]
		3931	push eax
		3932	push dword [edi]
		3933	push 0ffffff80h
		3934	mov edi, esp
		3935	call put_mono_image
		3936	add esp, 12
		3937	pop edi
		3938	ret
2430	mario79	3939	;--------------------------------------
		3940	align 4
2288	clevermous	3941	@@:
		3942	cmp esi, 2
		3943	jnz @f
		3944	push edi
		3945	push 0ffffff80h
		3946	mov edi, esp
		3947	call put_2bit_image
		3948	pop eax
		3949	pop edi
		3950	ret
2430	mario79	3951	;--------------------------------------
		3952	align 4
2288	clevermous	3953	@@:
		3954	cmp esi, 4
		3955	jnz @f
		3956	push edi
		3957	push 0ffffff80h
		3958	mov edi, esp
		3959	call put_4bit_image
		3960	pop eax
		3961	pop edi
		3962	ret
2430	mario79	3963	;--------------------------------------
		3964	align 4
2288	clevermous	3965	@@:
		3966	push ebp esi ebp
		3967	cmp esi, 8
		3968	jnz @f
		3969	mov ebp, putimage_get8bpp
		3970	mov esi, putimage_init8bpp
		3971	jmp sys_putimage_bpp
2430	mario79	3972	;--------------------------------------
		3973	align 4
2288	clevermous	3974	@@:
		3975	cmp esi, 15
		3976	jnz @f
		3977	mov ebp, putimage_get15bpp
		3978	mov esi, putimage_init15bpp
		3979	jmp sys_putimage_bpp
2430	mario79	3980	;--------------------------------------
		3981	align 4
2288	clevermous	3982	@@:
		3983	cmp esi, 16
		3984	jnz @f
		3985	mov ebp, putimage_get16bpp
		3986	mov esi, putimage_init16bpp
		3987	jmp sys_putimage_bpp
2430	mario79	3988	;--------------------------------------
		3989	align 4
2288	clevermous	3990	@@:
		3991	cmp esi, 24
		3992	jnz @f
		3993	mov ebp, putimage_get24bpp
		3994	mov esi, putimage_init24bpp
		3995	jmp sys_putimage_bpp
2430	mario79	3996	;--------------------------------------
		3997	align 4
2288	clevermous	3998	@@:
		3999	cmp esi, 32
		4000	jnz @f
		4001	mov ebp, putimage_get32bpp
		4002	mov esi, putimage_init32bpp
		4003	jmp sys_putimage_bpp
2430	mario79	4004	;--------------------------------------
		4005	align 4
2288	clevermous	4006	@@:
		4007	pop ebp esi ebp
		4008	ret
2430	mario79	4009	;-----------------------------------------------------------------------------
		4010	align 4
2288	clevermous	4011	put_mono_image:
		4012	push ebp esi ebp
		4013	mov ebp, putimage_get1bpp
		4014	mov esi, putimage_init1bpp
		4015	jmp sys_putimage_bpp
2430	mario79	4016	;-----------------------------------------------------------------------------
		4017	align 4
2288	clevermous	4018	put_2bit_image:
		4019	push ebp esi ebp
		4020	mov ebp, putimage_get2bpp
		4021	mov esi, putimage_init2bpp
		4022	jmp sys_putimage_bpp
2430	mario79	4023	;-----------------------------------------------------------------------------
		4024	align 4
2288	clevermous	4025	put_4bit_image:
		4026	push ebp esi ebp
		4027	mov ebp, putimage_get4bpp
		4028	mov esi, putimage_init4bpp
		4029	jmp sys_putimage_bpp
2430	mario79	4030	;-----------------------------------------------------------------------------
		4031	align 4
2288	clevermous	4032	putimage_init24bpp:
		4033	lea eax, [eax*3]
		4034	putimage_init8bpp:
		4035	ret
2430	mario79	4036	;-----------------------------------------------------------------------------
2288	clevermous	4037	align 16
		4038	putimage_get24bpp:
		4039	movzx eax, byte [esi+2]
		4040	shl eax, 16
		4041	mov ax, [esi]
		4042	add esi, 3
		4043	ret 4
2430	mario79	4044	;-----------------------------------------------------------------------------
2288	clevermous	4045	align 16
		4046	putimage_get8bpp:
		4047	movzx eax, byte [esi]
		4048	push edx
		4049	mov edx, [esp+8]
		4050	mov eax, [edx+eax*4]
		4051	pop edx
		4052	inc esi
		4053	ret 4
2430	mario79	4054	;-----------------------------------------------------------------------------
		4055	align 4
2288	clevermous	4056	putimage_init1bpp:
		4057	add eax, ecx
		4058	push ecx
		4059	add eax, 7
		4060	add ecx, 7
		4061	shr eax, 3
		4062	shr ecx, 3
		4063	sub eax, ecx
		4064	pop ecx
		4065	ret
2430	mario79	4066	;-----------------------------------------------------------------------------
2288	clevermous	4067	align 16
		4068	putimage_get1bpp:
		4069	push edx
		4070	mov edx, [esp+8]
		4071	mov al, [edx]
		4072	add al, al
		4073	jnz @f
		4074	lodsb
		4075	adc al, al
		4076	@@:
		4077	mov [edx], al
		4078	sbb eax, eax
		4079	and eax, [edx+8]
		4080	add eax, [edx+4]
		4081	pop edx
		4082	ret 4
2430	mario79	4083	;-----------------------------------------------------------------------------
		4084	align 4
2288	clevermous	4085	putimage_init2bpp:
		4086	add eax, ecx
		4087	push ecx
		4088	add ecx, 3
		4089	add eax, 3
		4090	shr ecx, 2
		4091	shr eax, 2
		4092	sub eax, ecx
		4093	pop ecx
		4094	ret
2430	mario79	4095	;-----------------------------------------------------------------------------
2288	clevermous	4096	align 16
		4097	putimage_get2bpp:
		4098	push edx
		4099	mov edx, [esp+8]
		4100	mov al, [edx]
		4101	mov ah, al
		4102	shr al, 6
		4103	shl ah, 2
		4104	jnz .nonewbyte
		4105	lodsb
		4106	mov ah, al
		4107	shr al, 6
		4108	shl ah, 2
		4109	add ah, 1
		4110	.nonewbyte:
		4111	mov [edx], ah
		4112	mov edx, [edx+4]
		4113	movzx eax, al
		4114	mov eax, [edx+eax*4]
		4115	pop edx
		4116	ret 4
2430	mario79	4117	;-----------------------------------------------------------------------------
		4118	align 4
2288	clevermous	4119	putimage_init4bpp:
		4120	add eax, ecx
		4121	push ecx
		4122	add ecx, 1
		4123	add eax, 1
		4124	shr ecx, 1
		4125	shr eax, 1
		4126	sub eax, ecx
		4127	pop ecx
		4128	ret
2430	mario79	4129	;-----------------------------------------------------------------------------
2288	clevermous	4130	align 16
		4131	putimage_get4bpp:
		4132	push edx
		4133	mov edx, [esp+8]
		4134	add byte [edx], 80h
		4135	jc @f
		4136	movzx eax, byte [edx+1]
		4137	mov edx, [edx+4]
		4138	and eax, 0x0F
		4139	mov eax, [edx+eax*4]
		4140	pop edx
		4141	ret 4
		4142	@@:
		4143	movzx eax, byte [esi]
		4144	add esi, 1
		4145	mov [edx+1], al
		4146	shr eax, 4
		4147	mov edx, [edx+4]
		4148	mov eax, [edx+eax*4]
		4149	pop edx
		4150	ret 4
2430	mario79	4151	;-----------------------------------------------------------------------------
		4152	align 4
2288	clevermous	4153	putimage_init32bpp:
		4154	shl eax, 2
		4155	ret
2430	mario79	4156	;-----------------------------------------------------------------------------
2288	clevermous	4157	align 16
		4158	putimage_get32bpp:
		4159	lodsd
		4160	ret 4
2430	mario79	4161	;-----------------------------------------------------------------------------
		4162	align 4
2288	clevermous	4163	putimage_init15bpp:
		4164	putimage_init16bpp:
		4165	add eax, eax
		4166	ret
2430	mario79	4167	;-----------------------------------------------------------------------------
2288	clevermous	4168	align 16
		4169	putimage_get15bpp:
		4170	; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
		4171	push ecx edx
		4172	movzx eax, word [esi]
		4173	add esi, 2
		4174	mov ecx, eax
		4175	mov edx, eax
		4176	and eax, 0x1F
		4177	and ecx, 0x1F shl 5
		4178	and edx, 0x1F shl 10
		4179	shl eax, 3
		4180	shl ecx, 6
		4181	shl edx, 9
		4182	or eax, ecx
		4183	or eax, edx
		4184	pop edx ecx
		4185	ret 4
2430	mario79	4186	;-----------------------------------------------------------------------------
2288	clevermous	4187	align 16
		4188	putimage_get16bpp:
		4189	; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
		4190	push ecx edx
		4191	movzx eax, word [esi]
		4192	add esi, 2
		4193	mov ecx, eax
		4194	mov edx, eax
		4195	and eax, 0x1F
		4196	and ecx, 0x3F shl 5
		4197	and edx, 0x1F shl 11
		4198	shl eax, 3
		4199	shl ecx, 5
		4200	shl edx, 8
		4201	or eax, ecx
		4202	or eax, edx
		4203	pop edx ecx
		4204	ret 4
2430	mario79	4205	;-----------------------------------------------------------------------------
		4206	;align 4
2288	clevermous	4207	; eax x beginning
		4208	; ebx y beginning
		4209	; ecx x end
		4210	; edx y end
		4211	; edi color
2430	mario79	4212	;__sys_drawbar:
		4213	; mov esi, [current_slot]
		4214	; add eax, [esi+APPDATA.wnd_clientbox.left]
		4215	; add ecx, [esi+APPDATA.wnd_clientbox.left]
		4216	; add ebx, [esi+APPDATA.wnd_clientbox.top]
		4217	; add edx, [esi+APPDATA.wnd_clientbox.top]
		4218	;--------------------------------------
		4219	;align 4
		4220	;.forced:
		4221	; call vesa20_drawbar
2407	mario79	4222	; call [draw_pointer]
		4223	; ret
2430	mario79	4224	;-----------------------------------------------------------------------------
		4225	align 4
2288	clevermous	4226	kb_read:
		4227
		4228	push ecx edx
		4229
		4230	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4231	kr_loop:
		4232	in al, 0x64
		4233	test al, 1
		4234	jnz kr_ready
		4235	loop kr_loop
		4236	mov ah, 1
		4237	jmp kr_exit
		4238	kr_ready:
		4239	push ecx
		4240	mov ecx, 32
		4241	kr_delay:
		4242	loop kr_delay
		4243	pop ecx
		4244	in al, 0x60
		4245	xor ah, ah
		4246	kr_exit:
		4247
		4248	pop edx ecx
		4249
		4250	ret
2430	mario79	4251	;-----------------------------------------------------------------------------
		4252	align 4
2288	clevermous	4253	kb_write:
		4254
		4255	push ecx edx
		4256
		4257	mov dl, al
		4258	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4259	; kw_loop1:
		4260	; in al,0x64
		4261	; test al,0x20
		4262	; jz kw_ok1
		4263	; loop kw_loop1
		4264	; mov ah,1
		4265	; jmp kw_exit
		4266	; kw_ok1:
		4267	in al, 0x60
		4268	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4269	kw_loop:
		4270	in al, 0x64
		4271	test al, 2
		4272	jz kw_ok
		4273	loop kw_loop
		4274	mov ah, 1
		4275	jmp kw_exit
		4276	kw_ok:
		4277	mov al, dl
		4278	out 0x60, al
		4279	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4280	kw_loop3:
		4281	in al, 0x64
		4282	test al, 2
		4283	jz kw_ok3
		4284	loop kw_loop3
		4285	mov ah, 1
		4286	jmp kw_exit
		4287	kw_ok3:
		4288	mov ah, 8
		4289	kw_loop4:
		4290	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4291	kw_loop5:
		4292	in al, 0x64
		4293	test al, 1
		4294	jnz kw_ok4
		4295	loop kw_loop5
		4296	dec ah
		4297	jnz kw_loop4
		4298	kw_ok4:
		4299	xor ah, ah
		4300	kw_exit:
		4301
		4302	pop edx ecx
		4303
		4304	ret
2430	mario79	4305	;-----------------------------------------------------------------------------
		4306	align 4
2288	clevermous	4307	kb_cmd:
		4308
		4309	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4310	c_wait:
		4311	in al, 0x64
		4312	test al, 2
		4313	jz c_send
		4314	loop c_wait
		4315	jmp c_error
		4316	c_send:
		4317	mov al, bl
		4318	out 0x64, al
		4319	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
		4320	c_accept:
		4321	in al, 0x64
		4322	test al, 2
		4323	jz c_ok
		4324	loop c_accept
		4325	c_error:
		4326	mov ah, 1
		4327	jmp c_exit
		4328	c_ok:
		4329	xor ah, ah
		4330	c_exit:
		4331	ret
		4332
		4333
		4334	setmouse: ; set mousepicture -pointer
		4335	; ps2 mouse enable
		4336
2430	mario79	4337	; mov [MOUSE_PICTURE], dword mousepointer
2288	clevermous	4338
		4339	cli
		4340
		4341	ret
		4342
		4343	if used _rdtsc
		4344	_rdtsc:
		4345	bt [cpu_caps], CAPS_TSC
		4346	jnc ret_rdtsc
		4347	rdtsc
		4348	ret
		4349	ret_rdtsc:
		4350	mov edx, 0xffffffff
		4351	mov eax, 0xffffffff
		4352	ret
		4353	end if
		4354
		4355	sys_msg_board_str:
		4356
		4357	pushad
		4358	@@:
		4359	cmp [esi], byte 0
		4360	je @f
		4361	mov eax, 1
		4362	movzx ebx, byte [esi]
		4363	call sys_msg_board
		4364	inc esi
		4365	jmp @b
		4366	@@:
		4367	popad
		4368	ret
		4369
		4370	sys_msg_board_byte:
		4371	; in: al = byte to display
		4372	; out: nothing
		4373	; destroys: nothing
		4374	pushad
		4375	mov ecx, 2
		4376	shl eax, 24
		4377	jmp @f
		4378
		4379	sys_msg_board_word:
		4380	; in: ax = word to display
		4381	; out: nothing
		4382	; destroys: nothing
		4383	pushad
		4384	mov ecx, 4
		4385	shl eax, 16
		4386	jmp @f
		4387
		4388	sys_msg_board_dword:
		4389	; in: eax = dword to display
		4390	; out: nothing
		4391	; destroys: nothing
		4392	pushad
		4393	mov ecx, 8
		4394	@@:
		4395	push ecx
		4396	rol eax, 4
		4397	push eax
		4398	and al, 0xF
		4399	cmp al, 10
		4400	sbb al, 69h
		4401	das
		4402	mov bl, al
		4403	xor eax, eax
		4404	inc eax
		4405	call sys_msg_board
		4406	pop eax
		4407	pop ecx
		4408	loop @b
		4409	popad
		4410	ret
		4411
		4412	uglobal
		4413	msg_board_data:
		4414	times 4096 db 0
		4415	msg_board_count dd 0x0
		4416	endg
		4417
		4418	sys_msg_board:
		4419
		4420	; eax=1 : write : bl byte to write
		4421	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4422
		4423	mov ecx, [msg_board_count]
		4424	cmp eax, 1
		4425	jne .smbl1
		4426
		4427	if defined debug_com_base
		4428
		4429	push dx ax
		4430
		4431	@@: ; Wait for empty transmit register (yes, this slows down system..)
		4432	mov dx, debug_com_base+5
		4433	in al, dx
		4434	test al, 1 shl 5
		4435	jz @r
		4436
		4437	mov dx, debug_com_base ; Output the byte
		4438	mov al, bl
		4439	out dx, al
		4440
		4441	pop ax dx
		4442
		4443	end if
		4444
		4445	mov [msg_board_data+ecx], bl
		4446	inc ecx
		4447	and ecx, 4095
		4448	mov [msg_board_count], ecx
		4449	mov [check_idle_semaphore], 5
		4450	ret
		4451	.smbl1:
		4452	cmp eax, 2
		4453	jne .smbl2
		4454	test ecx, ecx
		4455	jz .smbl21
		4456	mov eax, msg_board_data+1
		4457	mov ebx, msg_board_data
		4458	movzx edx, byte [ebx]
		4459	call memmove
		4460	dec [msg_board_count]
		4461	mov [esp + 36], edx ;eax
		4462	mov [esp + 24], dword 1
		4463	ret
		4464	.smbl21:
		4465	mov [esp+36], ecx
		4466	mov [esp+24], ecx
		4467	.smbl2:
		4468	ret
		4469
		4470	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4471	;; 66 sys function. ;;
		4472	;; in eax=66,ebx in [0..5],ecx,edx ;;
		4473	;; out eax ;;
		4474	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4475	iglobal
		4476	align 4
		4477	f66call:
		4478	dd sys_process_def.1 ; 1 = set keyboard mode
		4479	dd sys_process_def.2 ; 2 = get keyboard mode
		4480	dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
		4481	dd sys_process_def.4
		4482	dd sys_process_def.5
		4483	endg
		4484
		4485
		4486
		4487
		4488	sys_process_def:
		4489	dec ebx
		4490	cmp ebx, 5
		4491	jae .not_support ;if >=6 then or eax,-1
		4492
		4493	mov edi, [CURRENT_TASK]
		4494	jmp dword [f66call+ebx*4]
		4495
		4496	.not_support:
		4497	or eax, -1
		4498	ret
		4499
		4500	.1:
		4501	shl edi, 8
		4502	mov [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
		4503
		4504	ret
		4505
		4506	.2: ; 2 = get keyboard mode
		4507	shl edi, 8
		4508	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
		4509	mov [esp+32], eax
		4510	ret
		4511	; xor eax,eax
		4512	; movzx eax,byte [shift]
		4513	; movzx ebx,byte [ctrl]
		4514	; shl ebx,2
		4515	; add eax,ebx
		4516	; movzx ebx,byte [alt]
		4517	; shl ebx,3
		4518	; add eax,ebx
		4519	.3: ;3 = get keyboard ctrl, alt, shift
		4520	;// mike.dld [
		4521	mov eax, [kb_state]
		4522	;// mike.dld ]
		4523	mov [esp+32], eax
		4524	ret
		4525
		4526	.4:
		4527	mov eax, hotkey_list
		4528	@@:
		4529	cmp dword [eax+8], 0
		4530	jz .found_free
		4531	add eax, 16
		4532	cmp eax, hotkey_list+16*256
		4533	jb @b
		4534	mov dword [esp+32], 1
		4535	ret
		4536	.found_free:
		4537	mov [eax+8], edi
		4538	mov [eax+4], edx
		4539	movzx ecx, cl
		4540	lea ecx, [hotkey_scancodes+ecx*4]
		4541	mov edx, [ecx]
		4542	mov [eax], edx
		4543	mov [ecx], eax
		4544	mov [eax+12], ecx
		4545	jecxz @f
		4546	mov [edx+12], eax
		4547	@@:
		4548	and dword [esp+32], 0
		4549	ret
		4550
		4551	.5:
		4552	movzx ebx, cl
		4553	lea ebx, [hotkey_scancodes+ebx*4]
		4554	mov eax, [ebx]
		4555	.scan:
		4556	test eax, eax
		4557	jz .notfound
		4558	cmp [eax+8], edi
		4559	jnz .next
		4560	cmp [eax+4], edx
		4561	jz .found
		4562	.next:
		4563	mov eax, [eax]
		4564	jmp .scan
		4565	.notfound:
		4566	mov dword [esp+32], 1
		4567	ret
		4568	.found:
		4569	mov ecx, [eax]
		4570	jecxz @f
		4571	mov edx, [eax+12]
		4572	mov [ecx+12], edx
		4573	@@:
		4574	mov ecx, [eax+12]
		4575	mov edx, [eax]
		4576	mov [ecx], edx
		4577	xor edx, edx
		4578	mov [eax+4], edx
		4579	mov [eax+8], edx
		4580	mov [eax+12], edx
		4581	mov [eax], edx
		4582	mov [esp+32], edx
		4583	ret
		4584
		4585
		4586	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4587	;; 61 sys function. ;;
		4588	;; in eax=61,ebx in [1..3] ;;
		4589	;; out eax ;;
		4590	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4591	iglobal
		4592	align 4
		4593	f61call:
		4594	dd sys_gs.1 ; resolution
		4595	dd sys_gs.2 ; bits per pixel
		4596	dd sys_gs.3 ; bytes per scanline
		4597	endg
		4598
		4599
		4600	align 4
		4601
		4602	sys_gs: ; direct screen access
		4603	dec ebx
		4604	cmp ebx, 2
		4605	ja .not_support
		4606	jmp dword [f61call+ebx*4]
		4607	.not_support:
		4608	or [esp+32], dword -1
		4609	ret
		4610
		4611
		4612	.1: ; resolution
		4613	mov eax, [Screen_Max_X]
		4614	shl eax, 16
		4615	mov ax, [Screen_Max_Y]
		4616	add eax, 0x00010001
		4617	mov [esp+32], eax
		4618	ret
		4619	.2: ; bits per pixel
		4620	movzx eax, byte [ScreenBPP]
		4621	mov [esp+32], eax
		4622	ret
		4623	.3: ; bytes per scanline
		4624	mov eax, [BytesPerScanLine]
		4625	mov [esp+32], eax
		4626	ret
		4627
		4628	align 4 ; system functions
		4629
		4630	syscall_setpixel: ; SetPixel
		4631
		4632	mov eax, ebx
		4633	mov ebx, ecx
		4634	mov ecx, edx
		4635	mov edx, [TASK_BASE]
		4636	add eax, [edx-twdw+WDATA.box.left]
		4637	add ebx, [edx-twdw+WDATA.box.top]
		4638	mov edi, [current_slot]
		4639	add eax, [edi+APPDATA.wnd_clientbox.left]
		4640	add ebx, [edi+APPDATA.wnd_clientbox.top]
		4641	xor edi, edi ; no force
2430	mario79	4642	and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area
2453	mario79	4643	; jmp [putpixel]
		4644	jmp __sys_putpixel
2288	clevermous	4645
		4646	align 4
		4647
		4648	syscall_writetext: ; WriteText
		4649
		4650	mov eax, [TASK_BASE]
		4651	mov ebp, [eax-twdw+WDATA.box.left]
		4652	push esi
		4653	mov esi, [current_slot]
		4654	add ebp, [esi+APPDATA.wnd_clientbox.left]
		4655	shl ebp, 16
		4656	add ebp, [eax-twdw+WDATA.box.top]
		4657	add bp, word[esi+APPDATA.wnd_clientbox.top]
		4658	pop esi
		4659	add ebx, ebp
		4660	mov eax, edi
		4661	xor edi, edi
		4662	jmp dtext
		4663
		4664	align 4
		4665
		4666	syscall_openramdiskfile: ; OpenRamdiskFile
		4667
		4668	mov eax, ebx
		4669	mov ebx, ecx
		4670	mov ecx, edx
		4671	mov edx, esi
		4672	mov esi, 12
		4673	call fileread
		4674	mov [esp+32], eax
		4675	ret
		4676
		4677	align 4
		4678
		4679	syscall_drawrect: ; DrawRect
		4680
		4681	mov edi, edx ; color + gradient
		4682	and edi, 0x80FFFFFF
		4683	test bx, bx ; x.size
		4684	je .drectr
		4685	test cx, cx ; y.size
		4686	je .drectr
		4687
		4688	mov eax, ebx ; bad idea
		4689	mov ebx, ecx
		4690
		4691	movzx ecx, ax ; ecx - x.size
		4692	shr eax, 16 ; eax - x.coord
		4693	movzx edx, bx ; edx - y.size
		4694	shr ebx, 16 ; ebx - y.coord
		4695	mov esi, [current_slot]
		4696
		4697	add eax, [esi + APPDATA.wnd_clientbox.left]
		4698	add ebx, [esi + APPDATA.wnd_clientbox.top]
		4699	add ecx, eax
		4700	add edx, ebx
2453	mario79	4701	; jmp [drawbar]
		4702	jmp vesa20_drawbar
2288	clevermous	4703	.drectr:
		4704	ret
		4705
		4706	align 4
		4707	syscall_getscreensize: ; GetScreenSize
		4708	mov ax, [Screen_Max_X]
		4709	shl eax, 16
		4710	mov ax, [Screen_Max_Y]
		4711	mov [esp + 32], eax
		4712	ret
		4713
		4714	align 4
		4715
		4716	syscall_cdaudio: ; CD
		4717
		4718	cmp ebx, 4
		4719	jb .audio
		4720	jz .eject
		4721	cmp ebx, 5
		4722	jnz .ret
		4723	.load:
		4724	call .reserve
		4725	call LoadMedium
		4726	;call .free
		4727	jmp .free
		4728	; ret
		4729	.eject:
		4730	call .reserve
		4731	call clear_CD_cache
		4732	call allow_medium_removal
		4733	call EjectMedium
		4734	; call .free
		4735	jmp .free
		4736	; ret
		4737	.audio:
		4738	call sys_cd_audio
		4739	mov [esp+36-4], eax
		4740	.ret:
		4741	ret
		4742
		4743	.reserve:
		4744	call reserve_cd
		4745	mov eax, ecx
		4746	shr eax, 1
		4747	and eax, 1
		4748	inc eax
		4749	mov [ChannelNumber], ax
		4750	mov eax, ecx
		4751	and eax, 1
		4752	mov [DiskNumber], al
		4753	call reserve_cd_channel
		4754	and ebx, 3
		4755	inc ebx
		4756	mov [cdpos], ebx
		4757	add ebx, ebx
		4758	mov cl, 8
		4759	sub cl, bl
		4760	mov al, [DRIVE_DATA+1]
		4761	shr al, cl
		4762	test al, 2
		4763	jz .free;.err
		4764	ret
		4765	.free:
		4766	call free_cd_channel
		4767	and [cd_status], 0
		4768	ret
		4769	.err:
		4770	call .free
		4771	; pop eax
		4772	ret
2511	mario79	4773	;-----------------------------------------------------------------------------
2288	clevermous	4774	align 4
2511	mario79	4775	syscall_getpixel_WinMap: ; GetPixel WinMap
		4776	cmp ebx, [Screen_Max_X]
		4777	jbe @f
		4778	cmp ecx, [Screen_Max_Y]
		4779	jbe @f
		4780	xor eax, eax
		4781	jmp .store
		4782	;--------------------------------------
		4783	align 4
		4784	@@:
		4785	mov eax, [d_width_calc_area + ecx*4]
		4786	add eax, [_WinMapAddress]
		4787	movzx eax, byte[eax+ebx] ; get value for current point
		4788	;--------------------------------------
		4789	align 4
		4790	.store:
		4791	mov [esp + 32], eax
		4792	ret
		4793	;-----------------------------------------------------------------------------
		4794	align 4
2288	clevermous	4795	syscall_getpixel: ; GetPixel
		4796	mov ecx, [Screen_Max_X]
		4797	inc ecx
		4798	xor edx, edx
		4799	mov eax, ebx
		4800	div ecx
		4801	mov ebx, edx
		4802	xchg eax, ebx
2430	mario79	4803	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	4804	call dword [GETPIXEL]; eax - x, ebx - y
		4805	mov [esp + 32], ecx
		4806	ret
2509	mario79	4807	;-----------------------------------------------------------------------------
2288	clevermous	4808	align 4
		4809	syscall_getarea:
		4810	;eax = 36
		4811	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		4812	;ecx = [size x]*65536 + [size y]
		4813	;edx = [start x]*65536 + [start y]
		4814	pushad
		4815	mov edi, ebx
		4816	mov eax, edx
		4817	shr eax, 16
		4818	mov ebx, edx
		4819	and ebx, 0xffff
		4820	dec eax
		4821	dec ebx
		4822	; eax - x, ebx - y
		4823	mov edx, ecx
		4824
		4825	shr ecx, 16
		4826	and edx, 0xffff
		4827	mov esi, ecx
		4828	; ecx - size x, edx - size y
		4829
		4830	mov ebp, edx
		4831	dec ebp
		4832	lea ebp, [ebp*3]
		4833
		4834	imul ebp, esi
		4835
		4836	mov esi, ecx
		4837	dec esi
		4838	lea esi, [esi*3]
		4839
		4840	add ebp, esi
		4841	add ebp, edi
		4842
		4843	add ebx, edx
2509	mario79	4844	;--------------------------------------
		4845	align 4
2288	clevermous	4846	.start_y:
		4847	push ecx edx
2509	mario79	4848	;--------------------------------------
		4849	align 4
2288	clevermous	4850	.start_x:
		4851	push eax ebx ecx
		4852	add eax, ecx
		4853
2430	mario79	4854	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	4855	call dword [GETPIXEL]; eax - x, ebx - y
		4856
		4857	mov [ebp], cx
		4858	shr ecx, 16
		4859	mov [ebp+2], cl
		4860
		4861	pop ecx ebx eax
		4862	sub ebp, 3
		4863	dec ecx
		4864	jnz .start_x
		4865	pop edx ecx
		4866	dec ebx
		4867	dec edx
		4868	jnz .start_y
		4869	popad
		4870	ret
2509	mario79	4871	;-----------------------------------------------------------------------------
		4872	align 4
		4873	syscall_putarea_backgr:
		4874	;eax = 25
		4875	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		4876	;ecx = [size x]*65536 + [size y]
		4877	;edx = [start x]*65536 + [start y]
		4878	pushad
		4879	mov edi, ebx
		4880	mov eax, edx
		4881	shr eax, 16
		4882	mov ebx, edx
		4883	and ebx, 0xffff
		4884	dec eax
		4885	dec ebx
		4886	; eax - x, ebx - y
		4887	mov edx, ecx
		4888	shr ecx, 16
		4889	and edx, 0xffff
		4890	mov esi, ecx
		4891	; ecx - size x, edx - size y
		4892	mov ebp, edx
		4893	dec ebp
		4894	shl ebp, 2
2288	clevermous	4895
2509	mario79	4896	imul ebp, esi
		4897
		4898	mov esi, ecx
		4899	dec esi
		4900	shl esi, 2
		4901
		4902	add ebp, esi
		4903	add ebp, edi
		4904
		4905	add ebx, edx
		4906	;--------------------------------------
2288	clevermous	4907	align 4
2509	mario79	4908	.start_y:
		4909	push ecx edx
		4910	;--------------------------------------
		4911	align 4
		4912	.start_x:
		4913	push eax ecx
		4914	add eax, ecx
2288	clevermous	4915
2509	mario79	4916	mov ecx, [ebp]
		4917	rol ecx, 8
		4918	test cl, cl ; transparensy = 0
		4919	jz .no_put
		4920
		4921	xor cl, cl
		4922	ror ecx, 8
		4923
		4924	pushad
		4925	mov edx, [d_width_calc_area + ebx*4]
		4926	add edx, [_WinMapAddress]
		4927	movzx edx, byte [eax+edx]
		4928	cmp dl, byte 1
		4929	jne @f
		4930
		4931	call dword [PUTPIXEL]; eax - x, ebx - y
		4932	;--------------------------------------
		4933	align 4
		4934	@@:
		4935	popad
		4936	;--------------------------------------
		4937	align 4
		4938	.no_put:
		4939	pop ecx eax
		4940
		4941	sub ebp, 4
		4942	dec ecx
		4943	jnz .start_x
		4944
		4945	pop edx ecx
		4946	dec ebx
		4947	dec edx
		4948	jnz .start_y
		4949
		4950	popad
		4951	ret
		4952	;-----------------------------------------------------------------------------
		4953	align 4
2288	clevermous	4954	syscall_drawline: ; DrawLine
		4955
		4956	mov edi, [TASK_BASE]
		4957	movzx eax, word[edi-twdw+WDATA.box.left]
		4958	mov ebp, eax
		4959	mov esi, [current_slot]
		4960	add ebp, [esi+APPDATA.wnd_clientbox.left]
		4961	add ax, word[esi+APPDATA.wnd_clientbox.left]
		4962	add ebp, ebx
		4963	shl eax, 16
		4964	movzx ebx, word[edi-twdw+WDATA.box.top]
		4965	add eax, ebp
		4966	mov ebp, ebx
		4967	add ebp, [esi+APPDATA.wnd_clientbox.top]
		4968	add bx, word[esi+APPDATA.wnd_clientbox.top]
		4969	add ebp, ecx
		4970	shl ebx, 16
		4971	xor edi, edi
		4972	add ebx, ebp
		4973	mov ecx, edx
2453	mario79	4974	; jmp [draw_line]
		4975	jmp __sys_draw_line
2288	clevermous	4976
		4977
		4978	align 4
		4979	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		4980
		4981	call r_f_port_area
		4982	mov [esp+32], eax
		4983	ret
		4984
		4985	align 4
		4986	syscall_threads: ; CreateThreads
		4987	; eax=1 create thread
		4988	;
		4989	; ebx=thread start
		4990	; ecx=thread stack value
		4991	;
		4992	; on return : eax = pid
		4993
		4994	call new_sys_threads
		4995
		4996	mov [esp+32], eax
		4997	ret
		4998
		4999	align 4
		5000
		5001	stack_driver_stat:
		5002
		5003	call app_stack_handler ; Stack status
		5004
		5005	; mov [check_idle_semaphore],5 ; enable these for zero delay
		5006	; call change_task ; between sent packet
		5007
		5008	mov [esp+32], eax
		5009	ret
		5010
		5011	align 4
		5012
		5013	socket: ; Socket interface
		5014	call app_socket_handler
		5015
		5016	; mov [check_idle_semaphore],5 ; enable these for zero delay
		5017	; call change_task ; between sent packet
		5018
		5019	mov [esp+36], eax
		5020	mov [esp+24], ebx
		5021	ret
		5022
		5023	align 4
		5024
		5025	read_from_hd: ; Read from hd - fn not in use
		5026
		5027	mov edi, [TASK_BASE]
		5028	add edi, TASKDATA.mem_start
		5029	add eax, [edi]
		5030	add ecx, [edi]
		5031	add edx, [edi]
		5032	call file_read
		5033
		5034	mov [esp+36], eax
		5035	mov [esp+24], ebx
		5036
		5037	ret
		5038
		5039	paleholder:
		5040	ret
2438	mario79	5041	;------------------------------------------------------------------------------
2288	clevermous	5042	align 4
2438	mario79	5043	calculate_fast_getting_offset_for_WinMapAddress:
		5044	; calculate data area for fast getting offset to _WinMapAddress
2446	mario79	5045	xor eax, eax
2438	mario79	5046	mov ecx, [_display.height]
		5047	inc ecx
		5048	mov edi, d_width_calc_area
		5049	cld
		5050	@@:
		5051	stosd
		5052	add eax, [_display.width]
		5053	dec ecx
		5054	jnz @r
		5055	ret
		5056	;------------------------------------------------------------------------------
		5057	align 4
2480	mario79	5058	calculate_fast_getting_offset_for_LFB:
		5059	; calculate data area for fast getting offset to LFB
		5060	xor eax, eax
		5061	mov ecx, [_display.height]
		5062	inc ecx
		5063	mov edi, BPSLine_calc_area
		5064	cld
		5065	@@:
		5066	stosd
		5067	add eax, [BytesPerScanLine]
		5068	dec ecx
		5069	jnz @r
		5070	ret
		5071	;------------------------------------------------------------------------------
		5072	align 4
2288	clevermous	5073	set_screen:
		5074	cmp eax, [Screen_Max_X]
		5075	jne .set
		5076
		5077	cmp edx, [Screen_Max_Y]
		5078	jne .set
		5079	ret
		5080	.set:
		5081	pushfd
		5082	cli
		5083
		5084	mov [Screen_Max_X], eax
		5085	mov [Screen_Max_Y], edx
		5086	mov [BytesPerScanLine], ecx
		5087
		5088	mov [screen_workarea.right], eax
		5089	mov [screen_workarea.bottom], edx
		5090
		5091	push ebx
		5092	push esi
		5093	push edi
		5094
		5095	pushad
		5096
		5097	stdcall kernel_free, [_WinMapAddress]
		5098
		5099	mov eax, [_display.width]
		5100	mul [_display.height]
		5101	mov [_WinMapSize], eax
		5102
		5103	stdcall kernel_alloc, eax
		5104	mov [_WinMapAddress], eax
		5105	test eax, eax
		5106	jz .epic_fail
		5107
2438	mario79	5108	call calculate_fast_getting_offset_for_WinMapAddress
		5109
2288	clevermous	5110	popad
		5111
		5112	call repos_windows
		5113	xor eax, eax
		5114	xor ebx, ebx
		5115	mov ecx, [Screen_Max_X]
		5116	mov edx, [Screen_Max_Y]
		5117	call calculatescreen
		5118	pop edi
		5119	pop esi
		5120	pop ebx
		5121
		5122	popfd
		5123	ret
		5124
		5125	.epic_fail:
		5126	hlt ; Houston, we've had a problem
		5127
		5128	; --------------- APM ---------------------
		5129	uglobal
		5130	apm_entry dp 0
		5131	apm_vf dd 0
		5132	endg
		5133
		5134	align 4
		5135	sys_apm:
		5136	xor eax, eax
		5137	cmp word [apm_vf], ax ; Check APM BIOS enable
		5138	jne @f
		5139	inc eax
		5140	or dword [esp + 44], eax ; error
		5141	add eax, 7
		5142	mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
		5143	ret
		5144
		5145	@@:
		5146	; xchg eax, ecx
		5147	; xchg ebx, ecx
		5148
		5149	cmp dx, 3
		5150	ja @f
		5151	and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
		5152	mov eax, [apm_vf]
		5153	mov [esp + 32], eax
		5154	shr eax, 16
		5155	mov [esp + 28], eax
		5156	ret
		5157
		5158	@@:
		5159
		5160	mov esi, [master_tab+(OS_BASE shr 20)]
		5161	xchg [master_tab], esi
		5162	push esi
		5163	mov edi, cr3
		5164	mov cr3, edi ;flush TLB
		5165
		5166	call pword [apm_entry] ;call APM BIOS
		5167
		5168	xchg eax, [esp]
		5169	mov [master_tab], eax
		5170	mov eax, cr3
		5171	mov cr3, eax
		5172	pop eax
		5173
		5174	mov [esp + 4 ], edi
		5175	mov [esp + 8], esi
		5176	mov [esp + 20], ebx
		5177	mov [esp + 24], edx
		5178	mov [esp + 28], ecx
		5179	mov [esp + 32], eax
		5180	setc al
		5181	and [esp + 44], byte 0xfe
		5182	or [esp + 44], al
		5183	ret
		5184	; -----------------------------------------
		5185
		5186	align 4
		5187
		5188	undefined_syscall: ; Undefined system call
		5189	mov [esp + 32], dword -1
		5190	ret
		5191
		5192	align 4
		5193	system_shutdown: ; shut down the system
		5194
		5195	cmp byte [BOOT_VAR+0x9030], 1
		5196	jne @F
		5197	ret
		5198	@@:
		5199	call stop_all_services
		5200	push 3 ; stop playing cd
		5201	pop eax
		5202	call sys_cd_audio
		5203
		5204	yes_shutdown_param:
		5205	cli
		5206
		5207	if ~ defined extended_primary_loader
		5208	mov eax, kernel_file ; load kernel.mnt to 0x7000:0
		5209	push 12
		5210	pop esi
		5211	xor ebx, ebx
		5212	or ecx, -1
		5213	mov edx, OS_BASE+0x70000
		5214	call fileread
		5215
		5216	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5217	mov edi, OS_BASE+0x40000
		5218	mov ecx, 1000
		5219	rep movsb
		5220	end if
		5221
		5222	mov esi, BOOT_VAR ; restore 0x0 - 0xffff
		5223	mov edi, OS_BASE
		5224	mov ecx, 0x10000/4
		5225	cld
		5226	rep movsd
		5227
		5228	call restorefatchain
		5229
		5230	call IRQ_mask_all
		5231
		5232	if 0
		5233	mov word [OS_BASE+0x467+0], pr_mode_exit
		5234	mov word [OS_BASE+0x467+2], 0x1000
		5235
		5236	mov al, 0x0F
		5237	out 0x70, al
		5238	mov al, 0x05
		5239	out 0x71, al
		5240
		5241	mov al, 0xFE
		5242	out 0x64, al
		5243
		5244	hlt
		5245	jmp $-1
		5246
		5247	else
		5248	cmp byte [OS_BASE + 0x9030], 2
		5249	jnz no_acpi_power_off
		5250
		5251	; scan for RSDP
		5252	; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
		5253	movzx eax, word [OS_BASE + 0x40E]
		5254	shl eax, 4
		5255	jz @f
		5256	mov ecx, 1024/16
		5257	call scan_rsdp
		5258	jnc .rsdp_found
		5259	@@:
		5260	; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
		5261	mov eax, 0xE0000
		5262	mov ecx, 0x2000
		5263	call scan_rsdp
		5264	jc no_acpi_power_off
		5265	.rsdp_found:
		5266	mov esi, [eax+16] ; esi contains physical address of the RSDT
		5267	mov ebp, [ipc_tmp]
		5268	stdcall map_page, ebp, esi, PG_MAP
		5269	lea eax, [esi+1000h]
		5270	lea edx, [ebp+1000h]
		5271	stdcall map_page, edx, eax, PG_MAP
		5272	and esi, 0xFFF
		5273	add esi, ebp
		5274	cmp dword [esi], 'RSDT'
		5275	jnz no_acpi_power_off
		5276	mov ecx, [esi+4]
		5277	sub ecx, 24h
		5278	jbe no_acpi_power_off
		5279	shr ecx, 2
		5280	add esi, 24h
		5281	.scan_fadt:
		5282	lodsd
		5283	mov ebx, eax
		5284	lea eax, [ebp+2000h]
		5285	stdcall map_page, eax, ebx, PG_MAP
		5286	lea eax, [ebp+3000h]
		5287	add ebx, 0x1000
		5288	stdcall map_page, eax, ebx, PG_MAP
		5289	and ebx, 0xFFF
		5290	lea ebx, [ebx+ebp+2000h]
		5291	cmp dword [ebx], 'FACP'
		5292	jz .fadt_found
		5293	loop .scan_fadt
		5294	jmp no_acpi_power_off
		5295	.fadt_found:
		5296	; ebx is linear address of FADT
		5297	mov edi, [ebx+40] ; physical address of the DSDT
		5298	lea eax, [ebp+4000h]
		5299	stdcall map_page, eax, edi, PG_MAP
		5300	lea eax, [ebp+5000h]
		5301	lea esi, [edi+0x1000]
		5302	stdcall map_page, eax, esi, PG_MAP
		5303	and esi, 0xFFF
		5304	sub edi, esi
		5305	cmp dword [esi+ebp+4000h], 'DSDT'
		5306	jnz no_acpi_power_off
		5307	mov eax, [esi+ebp+4004h] ; DSDT length
		5308	sub eax, 36+4
		5309	jbe no_acpi_power_off
		5310	add esi, 36
		5311	.scan_dsdt:
		5312	cmp dword [esi+ebp+4000h], '_S5_'
		5313	jnz .scan_dsdt_cont
		5314	cmp byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
		5315	jnz .scan_dsdt_cont
		5316	mov dl, [esi+ebp+4000h+6]
		5317	cmp dl, 4 ; _S5_ package must contain 4 bytes
		5318	; ...in theory; in practice, VirtualBox has 2 bytes
		5319	ja .scan_dsdt_cont
		5320	cmp dl, 1
		5321	jb .scan_dsdt_cont
		5322	lea esi, [esi+ebp+4000h+7]
		5323	xor ecx, ecx
		5324	cmp byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
		5325	jz @f
		5326	cmp byte [esi], 0xA
		5327	jnz no_acpi_power_off
		5328	inc esi
		5329	mov cl, [esi]
		5330	@@:
		5331	inc esi
		5332	cmp dl, 2
		5333	jb @f
		5334	cmp byte [esi], 0
		5335	jz @f
		5336	cmp byte [esi], 0xA
		5337	jnz no_acpi_power_off
		5338	inc esi
		5339	mov ch, [esi]
		5340	@@:
		5341	jmp do_acpi_power_off
		5342	.scan_dsdt_cont:
		5343	inc esi
		5344	cmp esi, 0x1000
		5345	jb @f
		5346	sub esi, 0x1000
		5347	add edi, 0x1000
		5348	push eax
		5349	lea eax, [ebp+4000h]
		5350	stdcall map_page, eax, edi, PG_MAP
		5351	push PG_MAP
		5352	lea eax, [edi+1000h]
		5353	push eax
		5354	lea eax, [ebp+5000h]
		5355	push eax
		5356	stdcall map_page
		5357	pop eax
		5358	@@:
		5359	dec eax
		5360	jnz .scan_dsdt
		5361	jmp no_acpi_power_off
		5362	do_acpi_power_off:
		5363	mov edx, [ebx+48]
		5364	test edx, edx
		5365	jz .nosmi
		5366	mov al, [ebx+52]
		5367	out dx, al
		5368	mov edx, [ebx+64]
		5369	@@:
		5370	in ax, dx
		5371	test al, 1
		5372	jz @b
		5373	.nosmi:
		5374	and cx, 0x0707
		5375	shl cx, 2
		5376	or cx, 0x2020
		5377	mov edx, [ebx+64]
		5378	in ax, dx
		5379	and ax, 203h
		5380	or ah, cl
		5381	out dx, ax
		5382	mov edx, [ebx+68]
		5383	test edx, edx
		5384	jz @f
		5385	in ax, dx
		5386	and ax, 203h
		5387	or ah, ch
		5388	out dx, ax
		5389	@@:
		5390	jmp $
		5391
		5392
		5393	no_acpi_power_off:
		5394	mov word [OS_BASE+0x467+0], pr_mode_exit
		5395	mov word [OS_BASE+0x467+2], 0x1000
		5396
		5397	mov al, 0x0F
		5398	out 0x70, al
		5399	mov al, 0x05
		5400	out 0x71, al
		5401
		5402	mov al, 0xFE
		5403	out 0x64, al
		5404
		5405	hlt
		5406	jmp $-1
		5407
		5408	scan_rsdp:
		5409	add eax, OS_BASE
		5410	.s:
		5411	cmp dword [eax], 'RSD '
		5412	jnz .n
		5413	cmp dword [eax+4], 'PTR '
		5414	jnz .n
		5415	xor edx, edx
		5416	xor esi, esi
		5417	@@:
		5418	add dl, [eax+esi]
		5419	inc esi
		5420	cmp esi, 20
		5421	jnz @b
		5422	test dl, dl
		5423	jz .ok
		5424	.n:
		5425	add eax, 10h
		5426	loop .s
		5427	stc
		5428	.ok:
		5429	ret
		5430	end if
		5431
		5432	include "data32.inc"
		5433
		5434	__REV__ = __REV
		5435
		5436	uglobals_size = $ - endofcode
		5437	diff16 "end of kernel code",0,$

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(root)/kernel/trunk/kernel.asm – Rev 2516