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

Rev	Author	Line No.	Line
1	ha	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
709	diamond	3	;; Copyright (C) KolibriOS team 2004-2008. All rights reserved.
431	serge	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
543	spraid	19	;; SPraid (simba)
1	ha	20	;;
431	serge	21	;; Data in this file was originally part of MenuetOS project which is
		22	;; distributed under the terms of GNU GPL. It is modified and redistributed as
		23	;; part of KolibriOS project under the terms of GNU GPL.
1	ha	24	;;
431	serge	25	;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
		26	;; PROGRAMMING:
1	ha	27	;;
431	serge	28	;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
		29	;; - main os coding/design
		30	;; Jan-Michael Brummer, BUZZ2@gmx.de
		31	;; Felix Kaiser, info@felix-kaiser.de
		32	;; Paolo Minazzi, paolo.minazzi@inwind.it
		33	;; quickcode@mail.ru
		34	;; Alexey, kgaz@crosswinds.net
		35	;; Juan M. Caravaca, bitrider@wanadoo.es
		36	;; kristol@nic.fi
		37	;; Mike Hibbett, mikeh@oceanfree.net
		38	;; Lasse Kuusijarvi, kuusijar@lut.fi
		39	;; Jarek Pelczar, jarekp3@wp.pl
1	ha	40	;;
431	serge	41	;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
		42	;; WARRANTY. No author or distributor accepts responsibility to anyone for the
		43	;; consequences of using it or for whether it serves any particular purpose or
		44	;; works at all, unless he says so in writing. Refer to the GNU General Public
		45	;; License (the "GPL") for full details.
		46	;
		47	;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
		48	;; but only under the conditions described in the GPL. A copy of this license
		49	;; is supposed to have been given to you along with KolibriOS so you can know
		50	;; your rights and responsibilities. It should be in a file named COPYING.
		51	;; Among other things, the copyright notice and this notice must be preserved
		52	;; on all copies.
		53	;;
1	ha	54	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
426	mikedld	55
		56	include 'macros.inc'
		57
425	victor	58	$Revision: 802 $
426	mikedld	59
593	mikedld	60
769	Rus	61	USE_COM_IRQ equ 1 ;make irq 3 and irq 4 available for PCI devices
566	serge	62
164	serge	63	include "proc32.inc"
7	me_root	64	include "kglobals.inc"
1	ha	65	include "lang.inc"
		66
164	serge	67	include "const.inc"
742	Rus	68	max_processes equ 255
		69	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
1	ha	70
164	serge	71
742	Rus	72	os_stack equ (os_data_l-gdts) ; GDTs
465	serge	73	os_code equ (os_code_l-gdts)
		74	graph_data equ (3+graph_data_l-gdts)
742	Rus	75	tss0 equ (tss0_l-gdts)
465	serge	76	app_code equ (3+app_code_l-gdts)
		77	app_data equ (3+app_data_l-gdts)
586	serge	78	pci_code_sel equ (pci_code_32-gdts)
		79	pci_data_sel equ (pci_data_32-gdts)
1	ha	80
		81
		82	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		83	;;
		84	;; Included files:
		85	;;
		86	;; Kernel16.inc
		87	;; - Booteng.inc English text for bootup
		88	;; - Bootcode.inc Hardware setup
		89	;; - Pci16.inc PCI functions
		90	;;
		91	;; Kernel32.inc
		92	;; - Sys32.inc Process management
		93	;; - Shutdown.inc Shutdown and restart
		94	;; - Fat32.inc Read / write hd
		95	;; - Vesa12.inc Vesa 1.2 driver
		96	;; - Vesa20.inc Vesa 2.0 driver
		97	;; - Vga.inc VGA driver
		98	;; - Stack.inc Network interface
		99	;; - Mouse.inc Mouse pointer
		100	;; - Scincode.inc Window skinning
		101	;; - Pci32.inc PCI functions
		102	;;
		103	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		104
		105
		106	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		107	;; ;;
		108	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		109	;; ;;
		110	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		111
		112	use16
742	Rus	113	org 0x0
		114	jmp start_of_code
1	ha	115
641	diamond	116	version db 'Kolibri OS version 0.7.1.0 ',13,10,13,10,0
1	ha	117
465	serge	118	include "boot/bootstr.inc" ; language-independent boot messages
1	ha	119	include "boot/preboot.inc"
		120
465	serge	121	if lang eq en
		122	include "boot/booteng.inc" ; english system boot messages
		123	else if lang eq ru
		124	include "boot/bootru.inc" ; russian system boot messages
742	Rus	125	include "boot/ru.inc" ; Russian font
465	serge	126	else if lang eq et
		127	include "boot/bootet.inc" ; estonian system boot messages
742	Rus	128	include "boot/et.inc" ; Estonian font
465	serge	129	else
		130	include "boot/bootge.inc" ; german system boot messages
		131	end if
1	ha	132
465	serge	133	include "boot/bootcode.inc" ; 16 bit system boot code
		134	include "bus/pci/pci16.inc"
709	diamond	135	include "detect/biosdisk.inc"
1	ha	136
		137	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		138	;; ;;
		139	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		140	;; ;;
		141	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		142
		143
		144	; CR0 Flags - Protected mode and Paging
		145
742	Rus	146	mov ecx, CR0_PE
1	ha	147
		148	; Enabling 32 bit protected mode
		149
742	Rus	150	sidt [cs:old_ints_h]
1	ha	151
742	Rus	152	cli ; disable all irqs
		153	cld
		154	mov al,255 ; mask all irqs
		155	out 0xa1,al
		156	out 0x21,al
		157	l.5: in al, 0x64 ; Enable A20
		158	test al, 2
		159	jnz l.5
		160	mov al, 0xD1
		161	out 0x64, al
		162	l.6: in al, 0x64
		163	test al, 2
		164	jnz l.6
		165	mov al, 0xDF
		166	out 0x60, al
		167	l.7: in al, 0x64
		168	test al, 2
		169	jnz l.7
		170	mov al, 0xFF
		171	out 0x64, al
465	serge	172
742	Rus	173	lgdt [cs:tmp_gdt] ; Load GDT
		174	mov eax, cr0 ; protected mode
		175	or eax, ecx
		176	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		177	mov cr0, eax
		178	jmp pword os_code:B32 ; jmp to enable 32 bit mode
1	ha	179
465	serge	180	align 8
		181	tmp_gdt:
1	ha	182
742	Rus	183	dw 23
		184	dd tmp_gdt+0x10000
		185	dw 0
183	diamond	186
742	Rus	187	dw 0xffff
		188	dw 0x0000
		189	db 0x00
		190	dw 11011111b *256 +10011010b
		191	db 0x00
375	Ghost	192
742	Rus	193	dw 0xffff
		194	dw 0x0000
		195	db 0x00
		196	dw 11011111b *256 +10010010b
		197	db 0x00
1	ha	198
465	serge	199	include "data16.inc"
1	ha	200
465	serge	201	use32
		202	org $+0x10000
1	ha	203
465	serge	204	align 4
		205	B32:
742	Rus	206	mov ax,os_stack ; Selector for os
		207	mov ds,ax
		208	mov es,ax
		209	mov fs,ax
		210	mov gs,ax
		211	mov ss,ax
		212	mov esp,0x3ec00 ; Set stack
1	ha	213
465	serge	214	; CLEAR 0x280000 - HEAP_BASE
1	ha	215
742	Rus	216	xor eax,eax
		217	mov edi,0x280000
		218	mov ecx,(HEAP_BASE-OS_BASE-0x280000) / 4
		219	cld
		220	rep stosd
1	ha	221
742	Rus	222	mov edi,0x40000
		223	mov ecx,(0x90000-0x40000)/4
		224	rep stosd
1	ha	225
465	serge	226	; CLEAR KERNEL UNDEFINED GLOBALS
742	Rus	227	mov edi, endofcode-OS_BASE
		228	mov ecx, (uglobals_size/4)+4
		229	rep stosd
1	ha	230
465	serge	231	; SAVE & CLEAR 0-0xffff
1	ha	232
742	Rus	233	xor esi, esi
		234	mov edi,0x2F0000
		235	mov ecx,0x10000 / 4
		236	rep movsd
		237	xor edi, edi
		238	mov ecx,0x10000 / 4
		239	rep stosd
429	serge	240
742	Rus	241	call test_cpu
		242	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
424	spraid	243
742	Rus	244	call init_BIOS32
465	serge	245	; MEMORY MODEL
742	Rus	246	call mem_test
		247	call init_mem
		248	call init_page_map
1	ha	249
465	serge	250	; ENABLE PAGING
1	ha	251
742	Rus	252	mov eax, sys_pgdir-OS_BASE
		253	mov cr3, eax
1	ha	254
742	Rus	255	mov eax,cr0
		256	or eax,CR0_PG+CR0_WP
		257	mov cr0,eax
1	ha	258
742	Rus	259	lgdt [gdts]
		260	jmp pword os_code:high_code
1	ha	261
513	serge	262	align 4
742	Rus	263	bios32_entry dd ?
		264	tmp_page_tabs dd ?
586	serge	265
498	diamond	266	use16
		267	org $-0x10000
		268	include "boot/shutdown.inc" ; shutdown or restart
		269	org $+0x10000
		270	use32
		271
465	serge	272	__DEBUG__ fix 1
		273	__DEBUG_LEVEL__ fix 1
		274	include 'init.inc'
380	serge	275
465	serge	276	org OS_BASE+$
1	ha	277
465	serge	278	align 4
		279	high_code:
742	Rus	280	mov ax,os_stack
		281	mov bx,app_data
		282	mov ss,ax
		283	add esp, OS_BASE
1	ha	284
742	Rus	285	mov ds,bx
		286	mov es,bx
		287	mov fs,bx
		288	mov gs,bx
1	ha	289
742	Rus	290	bt [cpu_caps], CAPS_PGE
		291	jnc @F
1	ha	292
742	Rus	293	or dword [sys_pgdir+(OS_BASE shr 20)], PG_GLOBAL
519	serge	294
742	Rus	295	mov ebx, cr4
		296	or ebx, CR4_PGE
		297	mov cr4, ebx
519	serge	298	@@:
742	Rus	299	xor eax, eax
		300	mov dword [sys_pgdir], eax
		301	mov dword [sys_pgdir+4], eax
519	serge	302
742	Rus	303	mov eax, cr3
		304	mov cr3, eax ; flush TLB
465	serge	305
1	ha	306	; SAVE REAL MODE VARIABLES
742	Rus	307	mov ax, [BOOT_VAR + 0x9031]
		308	mov [IDEContrRegsBaseAddr], ax
76	mario79	309	; --------------- APM ---------------------
465	serge	310
		311	; init selectors
742	Rus	312	mov ebx, [BOOT_VAR+0x9040] ; offset of APM entry point
465	serge	313	movzx eax, word [BOOT_VAR+0x9050] ; real-mode segment base address of
742	Rus	314	; protected-mode 32-bit code segment
465	serge	315	movzx ecx, word [BOOT_VAR+0x9052] ; real-mode segment base address of
742	Rus	316	; protected-mode 16-bit code segment
465	serge	317	movzx edx, word [BOOT_VAR+0x9054] ; real-mode segment base address of
742	Rus	318	; protected-mode 16-bit data segment
465	serge	319
		320	shl eax, 4
		321	mov [dword apm_code_32 + 2], ax
		322	shr eax, 16
		323	mov [dword apm_code_32 + 4], al
		324
		325	shl ecx, 4
		326	mov [dword apm_code_16 + 2], cx
		327	shr ecx, 16
		328	mov [dword apm_code_16 + 4], cl
		329
		330	shl edx, 4
		331	mov [dword apm_data_16 + 2], dx
		332	shr edx, 16
		333	mov [dword apm_data_16 + 4], dl
		334
		335	mov dword[apm_entry], ebx
76	mario79	336	mov word [apm_entry + 4], apm_code_32 - gdts
		337
465	serge	338	mov eax, [BOOT_VAR + 0x9044] ; version & flags
76	mario79	339	mov [apm_vf], eax
		340	; -----------------------------------------
465	serge	341	; movzx eax,byte [BOOT_VAR+0x9010] ; mouse port
1	ha	342	; mov [0xF604],byte 1 ;al
742	Rus	343	mov al, [BOOT_VAR+0x901F] ; DMA access
		344	mov [allow_dma_access], al
		345	mov al,[BOOT_VAR+0x9000] ; bpp
		346	mov [ScreenBPP],al
753	serge	347
742	Rus	348	movzx eax,word [BOOT_VAR+0x900A] ; X max
		349	dec eax
759	Rus	350	mov [Screen_Max_X],eax
742	Rus	351	mov [screen_workarea.right],eax
		352	movzx eax,word [BOOT_VAR+0x900C] ; Y max
		353	dec eax
759	Rus	354	mov [Screen_Max_Y],eax
742	Rus	355	mov [screen_workarea.bottom],eax
		356	movzx eax,word [BOOT_VAR+0x9008] ; screen mode
		357	mov [SCR_MODE],eax
		358	mov eax,[BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
		359	mov [BANK_SWITCH],eax
		360	mov [BytesPerScanLine],word 640*4 ; Bytes PerScanLine
		361	cmp [SCR_MODE],word 0x13 ; 320x200
		362	je @f
		363	cmp [SCR_MODE],word 0x12 ; VGA 640x480
		364	je @f
		365	mov ax,[BOOT_VAR+0x9001] ; for other modes
		366	mov [BytesPerScanLine],ax
465	serge	367	@@:
742	Rus	368	mov esi, BOOT_VAR+0x9080
		369	movzx ecx, byte [esi-1]
		370	mov [NumBiosDisks], ecx
		371	mov edi, BiosDisksData
		372	rep movsd
1	ha	373
		374	; GRAPHICS ADDRESSES
		375
742	Rus	376	mov byte [BOOT_VAR+0x901e],0x0
		377	mov eax,[BOOT_VAR+0x9018]
		378	mov [LFBAddress],eax
1	ha	379
742	Rus	380	cmp [SCR_MODE],word 0100000000000000b
		381	jge setvesa20
		382	cmp [SCR_MODE],word 0x13
		383	je v20ga32
		384	mov [PUTPIXEL],dword Vesa12_putpixel24 ; Vesa 1.2
		385	mov [GETPIXEL],dword Vesa12_getpixel24
		386	cmp [ScreenBPP],byte 24
		387	jz ga24
		388	mov [PUTPIXEL],dword Vesa12_putpixel32
		389	mov [GETPIXEL],dword Vesa12_getpixel32
1	ha	390	ga24:
742	Rus	391	jmp v20ga24
1	ha	392	setvesa20:
742	Rus	393	mov [PUTPIXEL],dword Vesa20_putpixel24 ; Vesa 2.0
		394	mov [GETPIXEL],dword Vesa20_getpixel24
		395	cmp [ScreenBPP],byte 24
		396	jz v20ga24
1	ha	397	v20ga32:
742	Rus	398	mov [PUTPIXEL],dword Vesa20_putpixel32
		399	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	400	v20ga24:
742	Rus	401	cmp [SCR_MODE],word 0x12 ; 16 C VGA 640x480
		402	jne no_mode_0x12
		403	mov [PUTPIXEL],dword VGA_putpixel
		404	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	405	no_mode_0x12:
		406
375	Ghost	407	; -------- Fast System Call init ----------
378	serge	408	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
742	Rus	409	bt [cpu_caps], CAPS_SEP
		410	jnc .SEnP ; SysEnter not Present
		411	xor edx, edx
		412	mov ecx, MSR_SYSENTER_CS
		413	mov eax, os_code
		414	wrmsr
		415	mov ecx, MSR_SYSENTER_ESP
434	diamond	416	; mov eax, sysenter_stack ; Check it
742	Rus	417	xor eax, eax
		418	wrmsr
		419	mov ecx, MSR_SYSENTER_EIP
		420	mov eax, sysenter_entry
		421	wrmsr
375	Ghost	422	.SEnP:
378	serge	423	; AMD SYSCALL/SYSRET
742	Rus	424	cmp byte[cpu_vendor], 'A'
		425	jne .noSYSCALL
		426	mov eax, 0x80000001
		427	cpuid
		428	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		429	jz .noSYSCALL
		430	mov ecx, MSR_AMD_EFER
		431	rdmsr
		432	or eax, 1 ; bit_0 - System Call Extension (SCE)
		433	wrmsr
164	serge	434
375	Ghost	435	; !!!! It`s dirty hack, fix it !!!
		436	; Bits of EDX :
		437	; Bit 31�16 During the SYSRET instruction, this field is copied into the CS register
		438	; and the contents of this field, plus 8, are copied into the SS register.
		439	; Bit 15�0 During the SYSCALL instruction, this field is copied into the CS register
		440	; and the contents of this field, plus 8, are copied into the SS register.
		441
742	Rus	442	; mov edx, (os_code + 16) * 65536 + os_code
		443	mov edx, 0x1B0008
375	Ghost	444
742	Rus	445	mov eax, syscall_entry
		446	mov ecx, MSR_AMD_STAR
		447	wrmsr
375	Ghost	448	.noSYSCALL:
		449	; -----------------------------------------
		450
465	serge	451	; LOAD IDT
378	serge	452
742	Rus	453	call build_interrupt_table
		454	lidt [idtreg]
378	serge	455
742	Rus	456	call init_kernel_heap
		457	stdcall kernel_alloc, RING0_STACK_SIZE+512
		458	mov [os_stack_seg], eax
164	serge	459
742	Rus	460	lea esp, [eax+RING0_STACK_SIZE]
164	serge	461
742	Rus	462	mov [tss._ss0], os_stack
		463	mov [tss._esp0], esp
		464	mov [tss._esp], esp
		465	mov [tss._cs],os_code
		466	mov [tss._ss],os_stack
		467	mov [tss._ds],app_data
		468	mov [tss._es],app_data
		469	mov [tss._fs],app_data
		470	mov [tss._gs],app_data
		471	mov [tss._io],128
465	serge	472	;Add IO access table - bit array of permitted ports
742	Rus	473	mov edi, tss._io_map_0
		474	xor eax, eax
		475	not eax
		476	mov ecx, 8192/4
		477	rep stosd ; access to 4096*8=65536 ports
164	serge	478
742	Rus	479	mov ax,tss0
		480	ltr ax
378	serge	481
742	Rus	482	mov [LFBSize], 0x800000
		483	call init_LFB
		484	call init_fpu
		485	call init_malloc
276	serge	486
742	Rus	487	stdcall alloc_kernel_space, 0x51000
		488	mov [default_io_map], eax
465	serge	489
742	Rus	490	add eax, 0x2000
		491	mov [ipc_tmp], eax
		492	mov ebx, 0x1000
164	serge	493
742	Rus	494	add eax, 0x40000
		495	mov [proc_mem_map], eax
164	serge	496
742	Rus	497	add eax, 0x8000
		498	mov [proc_mem_pdir], eax
164	serge	499
742	Rus	500	add eax, ebx
		501	mov [proc_mem_tab], eax
164	serge	502
742	Rus	503	add eax, ebx
		504	mov [tmp_task_pdir], eax
164	serge	505
742	Rus	506	add eax, ebx
		507	mov [tmp_task_ptab], eax
164	serge	508
742	Rus	509	add eax, ebx
		510	mov [ipc_pdir], eax
164	serge	511
742	Rus	512	add eax, ebx
		513	mov [ipc_ptab], eax
164	serge	514
742	Rus	515	stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
		516	(unpack.lc+unpack.lp)))*4
712	serge	517
742	Rus	518	mov [unpack.p], eax
709	diamond	519
742	Rus	520	call init_events
		521	mov eax, srv.fd-SRV_FD_OFFSET
		522	mov [srv.fd], eax
		523	mov [srv.bk], eax
278	serge	524
742	Rus	525	mov edi, irq_tab
		526	xor eax, eax
		527	mov ecx, 16
		528	rep stosd
164	serge	529
41	mikedld	530	;Set base of graphic segment to linear address of LFB
742	Rus	531	mov eax,[LFBAddress] ; set for gs
		532	mov [graph_data_l+2],ax
		533	shr eax,16
		534	mov [graph_data_l+4],al
		535	mov [graph_data_l+7],ah
1	ha	536
742	Rus	537	mov [CURRENT_TASK],dword 1
		538	mov [TASK_COUNT],dword 1
		539	mov [TASK_BASE],dword TASK_DATA
		540	mov [current_slot], SLOT_BASE+256
429	serge	541
469	serge	542	; set background
742	Rus	543	xor eax,eax
		544	inc eax
		545	mov [BgrDrawMode],eax
		546	mov [BgrDataWidth],eax
		547	mov [BgrDataHeight],eax
		548	mov [mem_BACKGROUND],4095
		549	stdcall kernel_alloc, [mem_BACKGROUND]
		550	mov [img_background], eax
469	serge	551
742	Rus	552	mov [SLOT_BASE + 256 + APPDATA.dir_table], sys_pgdir - OS_BASE
469	serge	553
709	diamond	554	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		555
742	Rus	556	call rerouteirqs
709	diamond	557
		558	; Initialize system V86 machine
742	Rus	559	call init_sys_v86
709	diamond	560
725	diamond	561	; TIMER SET TO 1/100 S
		562
742	Rus	563	mov al,0x34 ; set to 100Hz
		564	out 0x43,al
		565	mov al,0x9b ; lsb 1193180 / 1193
		566	out 0x40,al
		567	mov al,0x2e ; msb
		568	out 0x40,al
725	diamond	569
		570	; Enable timer IRQ (IRQ0) and hard drives IRQs (IRQ14, IRQ15)
		571	; they are used: when partitions are scanned, hd_read relies on timer
742	Rus	572	mov al, 0xFE
		573	out 0x21, al
		574	mov al, 0x3F
		575	out 0xA1, al
725	diamond	576
256	diamond	577	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		578	include 'detect/disks.inc'
		579	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		580
521	diamond	581	call Parser_params
		582
1	ha	583	; READ RAMDISK IMAGE FROM HD
		584
		585	;!!!!!!!!!!!!!!!!!!!!!!!
		586	include 'boot/rdload.inc'
		587	;!!!!!!!!!!!!!!!!!!!!!!!
		588	; mov [dma_hdd],1
		589	; CALCULATE FAT CHAIN FOR RAMDISK
		590
742	Rus	591	call calculatefatchain
1	ha	592
		593	; LOAD VMODE DRIVER
		594
		595	;!!!!!!!!!!!!!!!!!!!!!!!
		596	include 'vmodeld.inc'
		597	;!!!!!!!!!!!!!!!!!!!!!!!
		598
509	diamond	599	mov ax,[OS_BASE+0x10000+bx_from_load]
535	spraid	600	cmp ax,'r1' ; if using not ram disk, then load librares and parameters {SPraid.simba}
488	spraid	601	je no_lib_load
		602	; LOADING LIBRARES
742	Rus	603	stdcall dll.Load,@IMPORT ; loading librares for kernel (.obj files)
		604	call load_file_parse_table ; prepare file parse table
		605	call set_kernel_conf ; configure devices and gui
488	spraid	606	no_lib_load:
		607
1	ha	608	; LOAD FONTS I and II
		609
742	Rus	610	stdcall read_file, char, FONT_I, 0, 2304
		611	stdcall read_file, char2, FONT_II, 0, 2560
490	serge	612
742	Rus	613	mov esi,boot_fonts
		614	call boot_log
1	ha	615
		616	; PRINT AMOUNT OF MEMORY
742	Rus	617	mov esi, boot_memdetect
		618	call boot_log
1	ha	619
742	Rus	620	movzx ecx, word [boot_y]
		621	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		622	sub ecx, 10
		623	mov edx, 0xFFFFFF
		624	mov ebx, [MEM_AMOUNT]
		625	shr ebx, 20
		626	mov edi, 1
		627	mov eax, 0x00040000
		628	call display_number_force
41	mikedld	629
465	serge	630	; BUILD SCHEDULER
		631
742	Rus	632	call build_scheduler ; sys32.inc
465	serge	633
742	Rus	634	mov esi,boot_devices
		635	call boot_log
567	serge	636
742	Rus	637	mov [pci_access_enabled],1
567	serge	638
1	ha	639
		640	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		641
742	Rus	642	mov esi,boot_windefs
		643	call boot_log
		644	call setwindowdefaults
1	ha	645
		646	; SET BACKGROUND DEFAULTS
		647
742	Rus	648	mov esi,boot_bgr
		649	call boot_log
		650	call init_background
		651	call calculatebackground
1	ha	652
		653	; RESERVE SYSTEM IRQ'S JA PORT'S
		654
742	Rus	655	mov esi,boot_resirqports
		656	call boot_log
		657	call reserve_irqs_ports
1	ha	658
		659	; SET PORTS FOR IRQ HANDLERS
		660
742	Rus	661	mov esi,boot_setrports
		662	call boot_log
769	Rus	663	;call setirqreadports
1	ha	664
		665	; SET UP OS TASK
		666
742	Rus	667	mov esi,boot_setostask
		668	call boot_log
214	serge	669
742	Rus	670	xor eax, eax
		671	mov dword [SLOT_BASE+APPDATA.fpu_state], fpu_data
		672	mov dword [SLOT_BASE+APPDATA.fpu_handler], eax
		673	mov dword [SLOT_BASE+APPDATA.sse_handler], eax
164	serge	674
742	Rus	675	; name for OS/IDLE process
281	serge	676
742	Rus	677	mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
		678	mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
		679	mov edi, [os_stack_seg]
		680	mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
		681	add edi, 0x2000-512
		682	mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
		683	mov dword [SLOT_BASE+256+APPDATA.saved_esp0], edi ; just for case
		684	mov dword [SLOT_BASE+256+APPDATA.io_map],\
		685	(tss._io_map_0-OS_BASE+PG_MAP)
		686	mov dword [SLOT_BASE+256+APPDATA.io_map+4],\
		687	(tss._io_map_1-OS_BASE+PG_MAP)
357	serge	688
742	Rus	689	mov esi, fpu_data
		690	mov ecx, 512/4
		691	cld
		692	rep movsd
357	serge	693
742	Rus	694	mov dword [SLOT_BASE+256+APPDATA.fpu_handler], eax
		695	mov dword [SLOT_BASE+256+APPDATA.sse_handler], eax
214	serge	696
742	Rus	697	mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
		698	mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
		699	mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
281	serge	700
742	Rus	701	mov dword [SLOT_BASE+256+APPDATA.cur_dir], sysdir_path
521	diamond	702
742	Rus	703	; task list
		704	mov [CURRENT_TASK],dword 1
		705	mov [TASK_COUNT],dword 1
		706	mov [current_slot], SLOT_BASE+256
		707	mov [TASK_BASE],dword TASK_DATA
		708	mov [TASK_DATA+TASKDATA.wnd_number], 1 ; on screen number
		709	mov [TASK_DATA+TASKDATA.pid], 1 ; process id number
		710	mov [TASK_DATA+TASKDATA.mem_start], 0 ; process base address
1	ha	711
742	Rus	712	call init_cursors
802	serge	713	mov eax, [def_cursor]
742	Rus	714	mov [SLOT_BASE+APPDATA.cursor],eax
		715	mov [SLOT_BASE+APPDATA.cursor+256],eax
281	serge	716
465	serge	717	; READ TSC / SECOND
281	serge	718
742	Rus	719	mov esi,boot_tsc
		720	call boot_log
		721	cli
		722	call _rdtsc
		723	mov ecx,eax
		724	mov esi,250 ; wait 1/4 a second
		725	call delay_ms
		726	call _rdtsc
		727	sti
		728	sub eax,ecx
		729	shl eax,2
		730	mov [CPU_FREQ],eax ; save tsc / sec
		731	mov ebx, 1000000
		732	div ebx
		733	mov [stall_mcs], eax
1	ha	734
		735	; SET VARIABLES
		736
742	Rus	737	call set_variables
1	ha	738
774	Rus	739	; SET MOUSE
		740
		741	;call detect_devices
		742	stdcall load_driver, szPS2MDriver
		743	stdcall load_driver, szCOM_MDriver
		744
		745	mov esi,boot_setmouse
		746	call boot_log
		747	call setmouse
		748
		749
1	ha	750	; STACK AND FDC
		751
742	Rus	752	call stack_init
		753	call fdc_init
1	ha	754
		755	; PALETTE FOR 320x200 and 640x480 16 col
		756
742	Rus	757	cmp [SCR_MODE],word 0x12
		758	jne no_pal_vga
		759	mov esi,boot_pal_vga
		760	call boot_log
		761	call paletteVGA
1	ha	762	no_pal_vga:
		763
742	Rus	764	cmp [SCR_MODE],word 0x13
		765	jne no_pal_ega
		766	mov esi,boot_pal_ega
		767	call boot_log
		768	call palette320x200
1	ha	769	no_pal_ega:
		770
		771	; LOAD DEFAULT SKIN
		772
742	Rus	773	call load_default_skin
1	ha	774
465	serge	775	;protect io permission map
		776
742	Rus	777	mov esi, [default_io_map]
		778	stdcall map_page,esi,(tss._io_map_0-OS_BASE), PG_MAP
		779	add esi, 0x1000
		780	stdcall map_page,esi,(tss._io_map_1-OS_BASE), PG_MAP
465	serge	781
742	Rus	782	stdcall map_page,tss._io_map_0,\
		783	(tss._io_map_0-OS_BASE), PG_MAP
		784	stdcall map_page,tss._io_map_1,\
		785	(tss._io_map_1-OS_BASE), PG_MAP
465	serge	786
512	spraid	787	mov ax,[OS_BASE+0x10000+bx_from_load]
535	spraid	788	cmp ax,'r1' ; if not rused ram disk - load network configuration from files {SPraid.simba}
512	spraid	789	je no_st_network
742	Rus	790	call set_network_conf
512	spraid	791	no_st_network:
		792
1	ha	793	; LOAD FIRST APPLICATION
742	Rus	794	cli
501	serge	795
742	Rus	796	cmp byte [BOOT_VAR+0x9030],1
		797	jne no_load_vrr_m
237	serge	798
742	Rus	799	mov ebp, vrr_m
		800	call fs_execute_from_sysdir
488	spraid	801
742	Rus	802	cmp eax,2 ; if vrr_m app found (PID=2)
		803	je first_app_found
41	mikedld	804
237	serge	805	no_load_vrr_m:
488	spraid	806
742	Rus	807	mov ebp, firstapp
		808	call fs_execute_from_sysdir
488	spraid	809
742	Rus	810	cmp eax,2 ; continue if a process has been loaded
		811	je first_app_found
501	serge	812
742	Rus	813	mov esi, boot_failed
		814	call boot_log
653	diamond	815
742	Rus	816	mov eax, 0xDEADBEEF ; otherwise halt
		817	hlt
501	serge	818
237	serge	819	first_app_found:
501	serge	820
742	Rus	821	cli
1	ha	822
742	Rus	823	;mov [TASK_COUNT],dword 2
		824	mov [CURRENT_TASK],dword 1 ; set OS task fisrt
1	ha	825
21	poddubny	826	; SET KEYBOARD PARAMETERS
742	Rus	827	mov al, 0xf6 ; reset keyboard, scan enabled
		828	call kb_write
1	ha	829
742	Rus	830	; wait until 8042 is ready
		831	xor ecx,ecx
265	diamond	832	@@:
742	Rus	833	in al,64h
		834	and al,00000010b
		835	loopnz @b
1	ha	836
		837	; mov al, 0xED ; svetodiody - only for testing!
		838	; call kb_write
		839	; call kb_read
		840	; mov al, 111b
		841	; call kb_write
		842	; call kb_read
41	mikedld	843
742	Rus	844	mov al, 0xF3 ; set repeat rate & delay
		845	call kb_write
265	diamond	846	; call kb_read
742	Rus	847	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
		848	call kb_write
265	diamond	849	; call kb_read
1	ha	850	;// mike.dld [
742	Rus	851	call set_lights
1	ha	852	;// mike.dld ]
		853
21	poddubny	854	; START MULTITASKING
1	ha	855
767	diamond	856	if preboot_blogesc
769	Rus	857	mov esi, boot_tasking
		858	call boot_log
		859	.bll1: in al, 0x60 ; wait for ESC key press
		860	cmp al, 129
		861	jne .bll1
767	diamond	862	end if
		863
465	serge	864	; mov [ENABLE_TASKSWITCH],byte 1 ; multitasking enabled
21	poddubny	865
1	ha	866	; UNMASK ALL IRQ'S
		867
742	Rus	868	mov esi,boot_allirqs
		869	call boot_log
41	mikedld	870
742	Rus	871	cli ;guarantee forbidance of interrupts.
		872	mov al,0 ; unmask all irq's
		873	out 0xA1,al
		874	out 0x21,al
1	ha	875
742	Rus	876	mov ecx,32
1	ha	877
		878	ready_for_irqs:
		879
742	Rus	880	mov al,0x20 ; ready for irqs
		881	out 0x20,al
		882	out 0xa0,al
1	ha	883
742	Rus	884	loop ready_for_irqs ; flush the queue
1	ha	885
774	Rus	886	stdcall attach_int_handler, dword 1, irq1, dword 0
164	serge	887
1	ha	888	; mov [dma_hdd],1
742	Rus	889	cmp [IDEContrRegsBaseAddr], 0
		890	setnz [dma_hdd]
		891	mov [timer_ticks_enable],1 ; for cd driver
1	ha	892
465	serge	893	; stdcall init_uart_service, DRV_ENTRY
		894
742	Rus	895	sti
		896	call change_task
465	serge	897
742	Rus	898	jmp osloop
465	serge	899
725	diamond	900	; jmp $ ; wait here for timer to take control
1	ha	901
742	Rus	902	; Fly :)
1	ha	903
465	serge	904	include 'unpacker.inc'
		905	include 'fdo.inc'
		906
		907	align 4
		908	boot_log:
742	Rus	909	pushad
465	serge	910
742	Rus	911	mov ebx,10*65536
		912	mov bx,word [boot_y]
		913	add [boot_y],dword 10
		914	mov ecx,0x80ffffff ; ASCIIZ string with white color
		915	mov edx,esi
		916	mov edi,1
		917	call dtext
465	serge	918
742	Rus	919	mov [novesachecksum],1000
		920	call checkVga_N13
465	serge	921
764	Rus	922	popad
465	serge	923
742	Rus	924	ret
465	serge	925
		926
1	ha	927	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		928	; ;
33	mario79	929	; MAIN OS LOOP START ;
1	ha	930	; ;
		931	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		932	align 32
		933	osloop:
742	Rus	934	call [draw_pointer]
		935	call checkbuttons
		936	call checkwindows
49	mikedld	937	; call check_window_move_request
742	Rus	938	call checkmisc
		939	call checkVga_N13
		940	call stack_handler
		941	call checkidle
		942	call check_fdd_motor_status
		943	call check_ATAPI_device_event
		944	jmp osloop
33	mario79	945	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		946	; ;
		947	; MAIN OS LOOP END ;
		948	; ;
		949	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	950
		951	checkidle:
742	Rus	952	pushad
1	ha	953
742	Rus	954	cmp [check_idle_semaphore],0
		955	jne no_idle_state
1	ha	956
742	Rus	957	call change_task
		958	mov eax,[idlemem]
		959	mov ebx,[timer_ticks] ;[0xfdf0]
		960	cmp eax,ebx
		961	jnz idle_exit
		962	call _rdtsc
		963	mov ecx,eax
1	ha	964	idle_loop:
742	Rus	965	hlt
		966	cmp [check_idle_semaphore],0
		967	jne idle_loop_exit
		968	mov eax,[timer_ticks] ;[0xfdf0]
		969	cmp ebx,eax
		970	jz idle_loop
1	ha	971	idle_loop_exit:
742	Rus	972	mov [idlemem],eax
		973	call _rdtsc
		974	sub eax,ecx
		975	mov ebx,[idleuse]
		976	add ebx,eax
		977	mov [idleuse],ebx
1	ha	978
742	Rus	979	popad
		980	ret
1	ha	981
		982	idle_exit:
		983
742	Rus	984	mov ebx,[timer_ticks] ;[0xfdf0]
		985	mov [idlemem],ebx
		986	call change_task
1	ha	987
742	Rus	988	popad
		989	ret
1	ha	990
		991	no_idle_state:
		992
742	Rus	993	dec [check_idle_semaphore]
1	ha	994
742	Rus	995	mov ebx,[timer_ticks] ;[0xfdf0]
		996	mov [idlemem],ebx
		997	call change_task
1	ha	998
742	Rus	999	popad
		1000	ret
1	ha	1001
		1002	uglobal
742	Rus	1003	idlemem dd 0x0
		1004	idleuse dd 0x0
		1005	idleusesec dd 0x0
		1006	check_idle_semaphore dd 0x0
1	ha	1007	endg
		1008
		1009
		1010
		1011	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1012	; ;
		1013	; INCLUDED SYSTEM FILES ;
		1014	; ;
		1015	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1016
		1017
7	me_root	1018	include "kernel32.inc"
1	ha	1019
		1020
		1021	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1022	; ;
		1023	; KERNEL FUNCTIONS ;
		1024	; ;
		1025	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1026
		1027	reserve_irqs_ports:
		1028
742	Rus	1029	pushad
1	ha	1030
742	Rus	1031	mov [irq_owner+4*0], 1 ; timer
769	Rus	1032	;mov [irq_owner+4*1], 1 ; keyboard
742	Rus	1033	mov [irq_owner+4*6], 1 ; floppy diskette
		1034	mov [irq_owner+4*13], 1 ; math co-pros
		1035	mov [irq_owner+4*14], 1 ; ide I
		1036	mov [irq_owner+4*15], 1 ; ide II
465	serge	1037
671	Ghost	1038	; RESERVE PORTS
742	Rus	1039	mov edi,1 ; 0x00-0x2d
		1040	mov [RESERVED_PORTS],edi
		1041	shl edi,4
		1042	mov [RESERVED_PORTS+edi+0],dword 1
		1043	mov [RESERVED_PORTS+edi+4],dword 0x0
		1044	mov [RESERVED_PORTS+edi+8],dword 0x2d
269	serge	1045
742	Rus	1046	inc dword [RESERVED_PORTS] ; 0x30-0x4d
		1047	mov edi,[RESERVED_PORTS]
		1048	shl edi,4
		1049	mov [RESERVED_PORTS+edi+0],dword 1
		1050	mov [RESERVED_PORTS+edi+4],dword 0x30
		1051	mov [RESERVED_PORTS+edi+8],dword 0x4d
269	serge	1052
742	Rus	1053	inc dword [RESERVED_PORTS] ; 0x50-0xdf
		1054	mov edi,[RESERVED_PORTS]
		1055	shl edi,4
		1056	mov [RESERVED_PORTS+edi+0],dword 1
		1057	mov [RESERVED_PORTS+edi+4],dword 0x50
		1058	mov [RESERVED_PORTS+edi+8],dword 0xdf
233	serge	1059
742	Rus	1060	inc dword [RESERVED_PORTS] ; 0xe5-0xff
		1061	mov edi,[RESERVED_PORTS]
		1062	shl edi,4
		1063	mov [RESERVED_PORTS+edi+0],dword 1
		1064	mov [RESERVED_PORTS+edi+4],dword 0xe5
		1065	mov [RESERVED_PORTS+edi+8],dword 0xff
233	serge	1066
742	Rus	1067	popad
		1068	ret
1	ha	1069
		1070	setirqreadports:
		1071
742	Rus	1072	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		1073	mov [irq12read+4],dword 0 ; end of port list
769	Rus	1074	;mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		1075	;mov [irq04read+4],dword 0 ; end of port list
		1076	;mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		1077	;mov [irq03read+4],dword 0 ; end of port list
1	ha	1078
742	Rus	1079	ret
1	ha	1080
		1081	iglobal
		1082	process_number dd 0x1
		1083	endg
		1084
		1085	set_variables:
		1086
742	Rus	1087	mov ecx,0x100 ; flush port 0x60
		1088	.fl60: in al,0x60
		1089	loop .fl60
		1090	mov [MOUSE_BUFF_COUNT],byte 0 ; mouse buffer
		1091	mov [KEY_COUNT],byte 0 ; keyboard buffer
		1092	mov [BTN_COUNT],byte 0 ; button buffer
381	serge	1093	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
1	ha	1094
742	Rus	1095	push eax
		1096	mov ax,[BOOT_VAR+0x900c]
		1097	shr ax,1
		1098	shl eax,16
		1099	mov ax,[BOOT_VAR+0x900A]
		1100	shr ax,1
		1101	mov [MOUSE_X],eax
		1102	pop eax
41	mikedld	1103
802	serge	1104	mov [BTN_ADDR],dword BUTTON_INFO ; address of button list
1	ha	1105
		1106	;!! IP 04.02.2005:
742	Rus	1107	mov [next_usage_update], 100
		1108	mov byte [DONT_SWITCH], 0 ; change task if possible
1	ha	1109
742	Rus	1110	ret
1	ha	1111
		1112	;* mouse centered - start code- Mario79
		1113	mouse_centered:
742	Rus	1114	push eax
759	Rus	1115	mov eax,[Screen_Max_X]
742	Rus	1116	shr eax,1
		1117	mov [MOUSE_X],ax
759	Rus	1118	mov eax,[Screen_Max_Y]
742	Rus	1119	shr eax,1
		1120	mov [MOUSE_Y],ax
		1121	pop eax
		1122	ret
1	ha	1123	;* mouse centered - end code- Mario79
		1124
		1125	align 4
		1126
		1127	sys_outport:
		1128
742	Rus	1129	mov edi,ebx ; separate flag for read / write
1	ha	1130	and ebx,65535
		1131
381	serge	1132	mov ecx,[RESERVED_PORTS]
1	ha	1133	test ecx,ecx
		1134	jne sopl8
		1135	mov [esp+36],dword 1
		1136	ret
		1137
		1138	sopl8:
379	serge	1139	mov edx,[TASK_BASE]
1	ha	1140	mov edx,[edx+0x4]
		1141	and ebx,65535
		1142	cld
		1143	sopl1:
		1144
		1145	mov esi,ecx
		1146	shl esi,4
381	serge	1147	add esi,RESERVED_PORTS
1	ha	1148	cmp edx,[esi+0]
		1149	jne sopl2
		1150	cmp ebx,[esi+4]
742	Rus	1151	jb sopl2
1	ha	1152	cmp ebx,[esi+8]
742	Rus	1153	jg sopl2
1	ha	1154	jmp sopl3
		1155
		1156	sopl2:
		1157
		1158	dec ecx
		1159	jnz sopl1
		1160	mov [esp+36],dword 1
		1161	ret
		1162
		1163	sopl3:
		1164
		1165	test edi,0x80000000 ; read ?
		1166	jnz sopl4
		1167
742	Rus	1168	mov dx,bx ; write
1	ha	1169	out dx,al
		1170	mov [esp+36],dword 0
		1171	ret
		1172
		1173	sopl4:
		1174
742	Rus	1175	mov dx,bx ; read
		1176	in al,dx
1	ha	1177	and eax,0xff
		1178	mov [esp+36],dword 0
		1179	mov [esp+24],eax
		1180	ret
		1181
		1182	display_number:
		1183
		1184	; eax = print type, al=0 -> ebx is number
		1185	; al=1 -> ebx is pointer
		1186	; ah=0 -> display decimal
		1187	; ah=1 -> display hexadecimal
		1188	; ah=2 -> display binary
		1189	; eax bits 16-21 = number of digits to display (0-32)
		1190	; eax bits 22-31 = reserved
		1191	;
		1192	; ebx = number or pointer
		1193	; ecx = x shl 16 + y
		1194	; edx = color
655	mario79	1195	xor edi, edi
211	serge	1196	display_number_force:
652	mario79	1197	push eax
655	mario79	1198	and eax,0x3fffffff
		1199	cmp eax,0xffff ; length > 0 ?
		1200	pop eax
1	ha	1201	jge cont_displ
		1202	ret
		1203	cont_displ:
652	mario79	1204	push eax
655	mario79	1205	and eax,0x3fffffff
		1206	cmp eax,61*0x10000 ; length <= 60 ?
		1207	pop eax
75	diamond	1208	jb cont_displ2
1	ha	1209	ret
		1210	cont_displ2:
		1211
		1212	pushad
		1213
655	mario79	1214	cmp al,1 ; ecx is a pointer ?
1	ha	1215	jne displnl1
655	mario79	1216	mov ebp,ebx
		1217	add ebp,4
		1218	mov ebp,[ebp+std_application_base_address]
139	diamond	1219	mov ebx,[ebx+std_application_base_address]
1	ha	1220	displnl1:
		1221	sub esp,64
		1222
655	mario79	1223	cmp ah,0 ; DECIMAL
1	ha	1224	jne no_display_desnum
		1225	shr eax,16
655	mario79	1226	and eax,0xC03f
652	mario79	1227	; and eax,0x3f
		1228	push eax
75	diamond	1229	and eax,0x3f
1	ha	1230	mov edi,esp
194	diamond	1231	add edi,4+64-1
1	ha	1232	mov ecx,eax
		1233	mov eax,ebx
		1234	mov ebx,10
		1235	d_desnum:
		1236	xor edx,edx
655	mario79	1237	call division_64_bits
1	ha	1238	div ebx
		1239	add dl,48
		1240	mov [edi],dl
		1241	dec edi
		1242	loop d_desnum
		1243	pop eax
652	mario79	1244	call normalize_number
1	ha	1245	call draw_num_text
		1246	add esp,64
		1247	popad
		1248	ret
		1249	no_display_desnum:
		1250
655	mario79	1251	cmp ah,0x01 ; HEXADECIMAL
1	ha	1252	jne no_display_hexnum
		1253	shr eax,16
655	mario79	1254	and eax,0xC03f
652	mario79	1255	; and eax,0x3f
		1256	push eax
75	diamond	1257	and eax,0x3f
1	ha	1258	mov edi,esp
194	diamond	1259	add edi,4+64-1
1	ha	1260	mov ecx,eax
		1261	mov eax,ebx
		1262	mov ebx,16
		1263	d_hexnum:
		1264	xor edx,edx
655	mario79	1265	call division_64_bits
1	ha	1266	div ebx
		1267	add edx,hexletters
		1268	mov dl,[edx]
		1269	mov [edi],dl
		1270	dec edi
		1271	loop d_hexnum
		1272	pop eax
652	mario79	1273	call normalize_number
1	ha	1274	call draw_num_text
		1275	add esp,64
		1276	popad
		1277	ret
		1278	no_display_hexnum:
		1279
655	mario79	1280	cmp ah,0x02 ; BINARY
1	ha	1281	jne no_display_binnum
		1282	shr eax,16
655	mario79	1283	and eax,0xC03f
652	mario79	1284	; and eax,0x3f
		1285	push eax
75	diamond	1286	and eax,0x3f
1	ha	1287	mov edi,esp
194	diamond	1288	add edi,4+64-1
1	ha	1289	mov ecx,eax
		1290	mov eax,ebx
		1291	mov ebx,2
		1292	d_binnum:
		1293	xor edx,edx
655	mario79	1294	call division_64_bits
1	ha	1295	div ebx
		1296	add dl,48
		1297	mov [edi],dl
		1298	dec edi
		1299	loop d_binnum
		1300	pop eax
652	mario79	1301	call normalize_number
1	ha	1302	call draw_num_text
		1303	add esp,64
		1304	popad
		1305	ret
		1306	no_display_binnum:
		1307
		1308	add esp,64
		1309	popad
		1310	ret
		1311
652	mario79	1312	normalize_number:
		1313	test ah,0x80
		1314	jz .continue
		1315	mov ecx,48
		1316	and eax,0x3f
		1317	@@:
		1318	inc edi
		1319	cmp [edi],cl
		1320	jne .continue
		1321	dec eax
		1322	cmp eax,1
665	diamond	1323	ja @r
		1324	mov al,1
652	mario79	1325	.continue:
		1326	and eax,0x3f
		1327	ret
1	ha	1328
655	mario79	1329	division_64_bits:
		1330	test [esp+1+4],byte 0x40
		1331	jz .continue
		1332	push eax
		1333	mov eax,ebp
		1334	div ebx
		1335	mov ebp,eax
		1336	pop eax
		1337	.continue:
		1338	ret
652	mario79	1339
1	ha	1340	draw_num_text:
684	diamond	1341	mov esi,eax
		1342	mov edx,64+4
		1343	sub edx,eax
		1344	add edx,esp
		1345	mov ebx,[esp+64+32-8+4]
		1346	; add window start x & y
		1347	mov ecx,[TASK_BASE]
465	serge	1348
		1349	mov edi,[CURRENT_TASK]
		1350	shl edi,8
		1351
684	diamond	1352	mov eax,[ecx-twdw+WDATA.box.left]
		1353	add eax,[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1354	shl eax,16
		1355	add eax,[ecx-twdw+WDATA.box.top]
		1356	add eax,[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1357	add ebx,eax
		1358	mov ecx,[esp+64+32-12+4]
742	Rus	1359	and ecx, not 0x80000000 ; force counted string
		1360	mov eax, [esp+64+8] ; background color (if given)
		1361	mov edi, [esp+64+4]
139	diamond	1362	jmp dtext
1	ha	1363
		1364	align 4
		1365
		1366	sys_setup:
		1367
		1368	; 1=roland mpu midi base , base io address
		1369	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1370	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1371	; 5=system language, 1eng 2fi 3ger 4rus
		1372	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1373	; 8=fat32 partition in hd
		1374	; 9
		1375	; 10 = sound dma channel
		1376	; 11 = enable lba read
		1377	; 12 = enable pci access
		1378
		1379
		1380	mov [esp+36],dword 0
742	Rus	1381	cmp eax,1 ; MIDI
1	ha	1382	jnz nsyse1
		1383	cmp ebx,0x100
		1384	jb nsyse1
		1385	mov edx,65535
		1386	cmp edx,ebx
		1387	jb nsyse1
		1388	mov [midi_base],bx
		1389	mov word [mididp],bx
		1390	inc bx
		1391	mov word [midisp],bx
		1392	ret
		1393
283	diamond	1394	iglobal
1	ha	1395	midi_base dw 0
283	diamond	1396	endg
1	ha	1397
		1398	nsyse1:
		1399
742	Rus	1400	cmp eax,2 ; KEYBOARD
1	ha	1401	jnz nsyse2
		1402	cmp ebx,1
		1403	jnz kbnobase
379	serge	1404	mov edi,[TASK_BASE]
115	poddubny	1405	add ecx,[edi+TASKDATA.mem_start]
1	ha	1406	mov eax,ecx
		1407	mov ebx,keymap
		1408	mov ecx,128
		1409	call memmove
		1410	ret
		1411	kbnobase:
		1412	cmp ebx,2
		1413	jnz kbnoshift
379	serge	1414	mov edi,[TASK_BASE]
115	poddubny	1415	add ecx,[edi+TASKDATA.mem_start]
1	ha	1416	mov eax,ecx
		1417	mov ebx,keymap_shift
		1418	mov ecx,128
		1419	call memmove
		1420	ret
		1421	kbnoshift:
		1422	cmp ebx,3
		1423	jne kbnoalt
379	serge	1424	mov edi,[TASK_BASE]
115	poddubny	1425	add ecx,[edi+TASKDATA.mem_start]
1	ha	1426	mov eax,ecx
		1427	mov ebx,keymap_alt
		1428	mov ecx,128
		1429	call memmove
		1430	ret
		1431	kbnoalt:
		1432	cmp ebx,9
		1433	jnz kbnocountry
		1434	mov word [keyboard],cx
		1435	ret
		1436	kbnocountry:
		1437	mov [esp+36],dword 1
		1438	ret
		1439	nsyse2:
742	Rus	1440	cmp eax,3 ; CD
802	serge	1441	jnz nsyse4
75	diamond	1442	test ebx,ebx
		1443	jz nosesl
		1444	cmp ebx, 4
		1445	ja nosesl
1	ha	1446	mov [cd_base],bl
		1447	cmp ebx,1
		1448	jnz noprma
		1449	mov [cdbase],0x1f0
		1450	mov [cdid],0xa0
		1451	noprma:
		1452	cmp ebx,2
		1453	jnz noprsl
		1454	mov [cdbase],0x1f0
		1455	mov [cdid],0xb0
		1456	noprsl:
		1457	cmp ebx,3
		1458	jnz nosema
		1459	mov [cdbase],0x170
		1460	mov [cdid],0xa0
		1461	nosema:
		1462	cmp ebx,4
		1463	jnz nosesl
		1464	mov [cdbase],0x170
		1465	mov [cdid],0xb0
		1466	nosesl:
		1467	ret
		1468
		1469	cd_base db 0
		1470
		1471	nsyse4:
		1472
742	Rus	1473	cmp eax,5 ; SYSTEM LANGUAGE
1	ha	1474	jnz nsyse5
		1475	mov [syslang],ebx
		1476	ret
		1477	nsyse5:
		1478
742	Rus	1479	cmp eax,7 ; HD BASE
1	ha	1480	jne nsyse7
75	diamond	1481	test ebx,ebx
		1482	jz nosethd
		1483	cmp ebx,4
		1484	ja nosethd
1	ha	1485	mov [hd_base],bl
		1486	cmp ebx,1
		1487	jnz noprmahd
		1488	mov [hdbase],0x1f0
		1489	mov [hdid],0x0
		1490	mov [hdpos],1
		1491	; call set_FAT32_variables
		1492	noprmahd:
		1493	cmp ebx,2
		1494	jnz noprslhd
		1495	mov [hdbase],0x1f0
		1496	mov [hdid],0x10
		1497	mov [hdpos],2
		1498	; call set_FAT32_variables
		1499	noprslhd:
		1500	cmp ebx,3
		1501	jnz nosemahd
		1502	mov [hdbase],0x170
		1503	mov [hdid],0x0
		1504	mov [hdpos],3
		1505	; call set_FAT32_variables
		1506	nosemahd:
		1507	cmp ebx,4
		1508	jnz noseslhd
		1509	mov [hdbase],0x170
		1510	mov [hdid],0x10
		1511	mov [hdpos],4
		1512	; call set_FAT32_variables
		1513	noseslhd:
		1514	call reserve_hd1
321	diamond	1515	call reserve_hd_channel
		1516	call free_hd_channel
742	Rus	1517	mov [hd1_status],0 ; free
75	diamond	1518	nosethd:
1	ha	1519	ret
		1520
283	diamond	1521	iglobal
1	ha	1522	hd_base db 0
283	diamond	1523	endg
1	ha	1524
802	serge	1525	nsyse7:
1	ha	1526
742	Rus	1527	cmp eax,8 ; HD PARTITION
1	ha	1528	jne nsyse8
		1529	mov [fat32part],ebx
		1530	; call set_FAT32_variables
		1531	call reserve_hd1
321	diamond	1532	call reserve_hd_channel
		1533	call free_hd_channel
1	ha	1534	pusha
		1535	call choice_necessity_partition_1
		1536	popa
742	Rus	1537	mov [hd1_status],0 ; free
1	ha	1538	ret
		1539
802	serge	1540	nsyse8:
742	Rus	1541	cmp eax,11 ; ENABLE LBA READ
1	ha	1542	jne no_set_lba_read
		1543	and ebx,1
		1544	mov [lba_read_enabled],ebx
		1545	ret
		1546
802	serge	1547	no_set_lba_read:
		1548	cmp eax,12 ; ENABLE PCI ACCESS
1	ha	1549	jne no_set_pci_access
		1550	and ebx,1
		1551	mov [pci_access_enabled],ebx
		1552	ret
		1553	no_set_pci_access:
		1554
		1555	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1556	include 'vmodeint.inc'
		1557	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1558
75	diamond	1559	sys_setup_err:
1	ha	1560	mov [esp+36],dword -1
		1561	ret
		1562
		1563	align 4
		1564
		1565	sys_getsetup:
		1566
		1567	; 1=roland mpu midi base , base io address
		1568	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1569	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1570	; 5=system language, 1eng 2fi 3ger 4rus
		1571	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1572	; 8=fat32 partition in hd
		1573	; 9=get hs timer tic
		1574
		1575	cmp eax,1
		1576	jne ngsyse1
		1577	movzx eax,[midi_base]
		1578	mov [esp+36],eax
		1579	ret
802	serge	1580	ngsyse1:
1	ha	1581
		1582	cmp eax,2
		1583	jne ngsyse2
		1584	cmp ebx,1
		1585	jnz kbnobaseret
379	serge	1586	mov edi,[TASK_BASE]
115	poddubny	1587	add ecx,[edi+TASKDATA.mem_start]
1	ha	1588	mov ebx,ecx
		1589	mov eax,keymap
		1590	mov ecx,128
		1591	call memmove
		1592	ret
802	serge	1593	kbnobaseret:
1	ha	1594	cmp ebx,2
		1595	jnz kbnoshiftret
379	serge	1596	mov edi,[TASK_BASE]
115	poddubny	1597	add ecx,[edi+TASKDATA.mem_start]
1	ha	1598	mov ebx,ecx
		1599	mov eax,keymap_shift
		1600	mov ecx,128
		1601	call memmove
		1602	ret
802	serge	1603	kbnoshiftret:
1	ha	1604	cmp ebx,3
		1605	jne kbnoaltret
379	serge	1606	mov edi,[TASK_BASE]
115	poddubny	1607	add ecx,[edi+TASKDATA.mem_start]
1	ha	1608	mov ebx,ecx
		1609	mov eax,keymap_alt
		1610	mov ecx,128
		1611	call memmove
		1612	ret
802	serge	1613	kbnoaltret:
1	ha	1614	cmp ebx,9
		1615	jnz ngsyse2
		1616	movzx eax,word [keyboard]
		1617	mov [esp+36],eax
		1618	ret
802	serge	1619	ngsyse2:
1	ha	1620
802	serge	1621	cmp eax,3
		1622	jnz ngsyse3
		1623	movzx eax,[cd_base]
		1624	mov [esp+36],eax
		1625	ret
		1626	ngsyse3:
		1627	cmp eax,5
		1628	jnz ngsyse5
		1629	mov eax,[syslang]
		1630	mov [esp+36],eax
		1631	ret
		1632	ngsyse5:
1	ha	1633	cmp eax,7
		1634	jnz ngsyse7
		1635	movzx eax,[hd_base]
		1636	mov [esp+36],eax
		1637	ret
802	serge	1638	ngsyse7:
1	ha	1639	cmp eax,8
		1640	jnz ngsyse8
		1641	mov eax,[fat32part]
		1642	mov [esp+36],eax
		1643	ret
802	serge	1644	ngsyse8:
1	ha	1645	cmp eax,9
		1646	jne ngsyse9
		1647	mov eax,[timer_ticks] ;[0xfdf0]
		1648	mov [esp+36],eax
		1649	ret
802	serge	1650	ngsyse9:
1	ha	1651	cmp eax,11
		1652	jnz ngsyse11
		1653	mov eax,[lba_read_enabled]
		1654	mov [esp+36],eax
		1655	ret
802	serge	1656	ngsyse11:
1	ha	1657	cmp eax,12
		1658	jnz ngsyse12
		1659	mov eax,[pci_access_enabled]
		1660	mov [esp+36],eax
		1661	ret
802	serge	1662	ngsyse12:
1	ha	1663	mov [esp+36],dword 1
		1664	ret
		1665
479	kastigar	1666	get_timer_ticks:
		1667	mov eax,[timer_ticks]
		1668	ret
		1669
283	diamond	1670	iglobal
1	ha	1671	align 4
221	serge	1672	mousefn dd msscreen, mswin, msbutton, msset
742	Rus	1673	dd app_load_cursor
		1674	dd app_set_cursor
		1675	dd app_delete_cursor
		1676	dd msz
283	diamond	1677	endg
1	ha	1678
		1679	readmousepos:
		1680
		1681	; eax=0 screen relative
		1682	; eax=1 window relative
		1683	; eax=2 buttons pressed
221	serge	1684	; eax=3 set mouse pos ; reserved
		1685	; eax=4 load cursor
		1686	; eax=5 set cursor
		1687	; eax=6 delete cursor ; reserved
479	kastigar	1688	; eax=7 get mouse_z
1	ha	1689
742	Rus	1690	cmp eax, 7
		1691	ja msset
		1692	jmp [mousefn+eax*4]
221	serge	1693	msscreen:
742	Rus	1694	mov eax,[MOUSE_X]
		1695	shl eax,16
		1696	mov ax,[MOUSE_Y]
		1697	mov [esp+36],eax
		1698	ret
221	serge	1699	mswin:
742	Rus	1700	mov eax,[MOUSE_X]
		1701	shl eax,16
		1702	mov ax,[MOUSE_Y]
		1703	mov esi,[TASK_BASE]
		1704	mov bx, word [esi-twdw+WDATA.box.left]
		1705	shl ebx,16
		1706	mov bx, word [esi-twdw+WDATA.box.top]
		1707	sub eax,ebx
1	ha	1708
742	Rus	1709	mov edi,[CURRENT_TASK]
		1710	shl edi,8
		1711	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1712	rol eax,16
		1713	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1714	rol eax,16
		1715	mov [esp+36],eax
		1716	ret
221	serge	1717	msbutton:
742	Rus	1718	movzx eax,byte [BTN_DOWN]
		1719	mov [esp+36],eax
		1720	ret
479	kastigar	1721	msz:
742	Rus	1722	mov edi, [TASK_COUNT]
		1723	movzx edi, word [WIN_POS + edi*2]
		1724	cmp edi, [CURRENT_TASK]
		1725	jne @f
		1726	mov ax,[MOUSE_SCROLL_H]
		1727	shl eax,16
		1728	mov ax,[MOUSE_SCROLL_V]
		1729	mov [esp+36],eax
		1730	mov [MOUSE_SCROLL_H],word 0
		1731	mov [MOUSE_SCROLL_V],word 0
		1732	ret
479	kastigar	1733	@@:
742	Rus	1734	mov [esp+36],dword 0
		1735	ret
221	serge	1736	msset:
742	Rus	1737	ret
164	serge	1738
221	serge	1739	app_load_cursor:
465	serge	1740	; add ebx, new_app_base
742	Rus	1741	cmp ebx, OS_BASE
		1742	jae msset
		1743	stdcall load_cursor, ebx, ecx
		1744	mov [esp+36], eax
		1745	ret
164	serge	1746
221	serge	1747	app_set_cursor:
742	Rus	1748	stdcall set_cursor, ebx
		1749	mov [esp+36], eax
		1750	ret
1	ha	1751
233	serge	1752	app_delete_cursor:
742	Rus	1753	stdcall delete_cursor, ebx
		1754	mov [esp+36], eax
		1755	ret
1	ha	1756
		1757	is_input:
		1758
		1759	push edx
742	Rus	1760	mov dx,word [midisp]
		1761	in al,dx
		1762	and al,0x80
		1763	pop edx
1	ha	1764	ret
		1765
		1766	is_output:
		1767
		1768	push edx
742	Rus	1769	mov dx,word [midisp]
		1770	in al,dx
		1771	and al,0x40
		1772	pop edx
1	ha	1773	ret
		1774
		1775
		1776	get_mpu_in:
		1777
		1778	push edx
742	Rus	1779	mov dx,word [mididp]
		1780	in al,dx
		1781	pop edx
1	ha	1782	ret
		1783
		1784
		1785	put_mpu_out:
		1786
		1787	push edx
742	Rus	1788	mov dx,word [mididp]
		1789	out dx,al
		1790	pop edx
1	ha	1791	ret
		1792
		1793
		1794	setuart:
		1795
		1796	su1:
		1797	call is_output
742	Rus	1798	cmp al,0
		1799	jnz su1
		1800	mov dx,word [midisp]
		1801	mov al,0xff
		1802	out dx,al
1	ha	1803	su2:
742	Rus	1804	mov dx,word [midisp]
		1805	mov al,0xff
		1806	out dx,al
1	ha	1807	call is_input
742	Rus	1808	cmp al,0
		1809	jnz su2
1	ha	1810	call get_mpu_in
742	Rus	1811	cmp al,0xfe
		1812	jnz su2
1	ha	1813	su3:
		1814	call is_output
742	Rus	1815	cmp al,0
		1816	jnz su3
		1817	mov dx,word [midisp]
		1818	mov al,0x3f
		1819	out dx,al
1	ha	1820
		1821	ret
		1822
		1823
		1824	align 4
		1825
		1826	sys_midi:
		1827
		1828	cmp [mididp],0
		1829	jnz sm0
		1830	mov [esp+36],dword 1
		1831	ret
		1832	sm0:
		1833
		1834	cmp eax,1
		1835	mov [esp+36],dword 0
		1836	jnz smn1
		1837	call setuart
		1838	ret
		1839	smn1:
		1840
		1841	cmp eax,2
		1842	jnz smn2
		1843	sm10:
		1844	call get_mpu_in
		1845	call is_output
		1846	test al,al
		1847	jnz sm10
		1848	mov al,bl
		1849	call put_mpu_out
		1850	ret
		1851	smn2:
		1852
		1853	ret
		1854
		1855
		1856	detect_devices:
		1857	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
769	Rus	1858	;include 'detect/commouse.inc'
479	kastigar	1859	;include 'detect/ps2mouse.inc'
1	ha	1860	;include 'detect/dev_fd.inc'
		1861	;include 'detect/dev_hdcd.inc'
		1862	;include 'detect/sear_par.inc'
		1863	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1864	ret
		1865
		1866
		1867	sys_end:
		1868
379	serge	1869	mov eax,[TASK_BASE]
115	poddubny	1870	mov [eax+TASKDATA.state], 3 ; terminate this program
41	mikedld	1871
742	Rus	1872	waitterm: ; wait here for termination
684	diamond	1873	mov ebx,100
1	ha	1874	call delay_hs
		1875	jmp waitterm
		1876
75	diamond	1877	iglobal
170	serge	1878	align 4
75	diamond	1879	sys_system_table:
759	Rus	1880	dd exit_for_anyone ; 1 = obsolete
742	Rus	1881	dd sysfn_terminate ; 2 = terminate thread
		1882	dd sysfn_activate ; 3 = activate window
		1883	dd sysfn_getidletime ; 4 = get idle time
		1884	dd sysfn_getcpuclock ; 5 = get cpu clock
		1885	dd sysfn_saveramdisk ; 6 = save ramdisk
		1886	dd sysfn_getactive ; 7 = get active window
		1887	dd sysfn_sound_flag ; 8 = get/set sound_flag
748	heavyiron	1888	dd sysfn_shutdown ; 9 = shutdown with parameter
742	Rus	1889	dd sysfn_minimize ; 10 = minimize window
		1890	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		1891	dd sysfn_lastkey ; 12 = get last pressed key
		1892	dd sysfn_getversion ; 13 = get kernel version
		1893	dd sysfn_waitretrace ; 14 = wait retrace
		1894	dd sysfn_centermouse ; 15 = center mouse cursor
		1895	dd sysfn_getfreemem ; 16 = get free memory size
		1896	dd sysfn_getallmem ; 17 = get total memory size
		1897	dd sysfn_terminate2 ; 18 = terminate thread using PID
		1898	; instead of slot
		1899	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		1900	dd sysfn_meminfo ; 20 = get extended memory info
		1901	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		1902	dd sysfn_min_rest_window ; 22 = minimize and restore any window
75	diamond	1903	sysfn_num = ($ - sys_system_table)/4
		1904	endg
		1905
1	ha	1906	sys_system:
742	Rus	1907	dec ebx
		1908	cmp ebx, sysfn_num
		1909	jae @f
		1910	jmp dword [sys_system_table + ebx*4]
75	diamond	1911	@@:
742	Rus	1912	ret
1	ha	1913
214	serge	1914
759	Rus	1915	sysfn_shutdown: ; 18.9 = system shutdown
748	heavyiron	1916	cmp ecx,1
		1917	jl exit_for_anyone
		1918	cmp ecx,4
		1919	jg exit_for_anyone
		1920	mov [BOOT_VAR+0x9030],cl
		1921
379	serge	1922	mov eax,[TASK_COUNT]
709	diamond	1923	mov [SYS_SHUTDOWN],al
1	ha	1924	mov [shutdown_processes],eax
684	diamond	1925	and dword [esp+32], 0
748	heavyiron	1926	exit_for_anyone:
1	ha	1927	ret
		1928	uglobal
		1929	shutdown_processes: dd 0x0
		1930	endg
		1931
742	Rus	1932	sysfn_terminate: ; 18.2 = TERMINATE
684	diamond	1933	cmp ecx,2
1	ha	1934	jb noprocessterminate
379	serge	1935	mov edx,[TASK_COUNT]
684	diamond	1936	cmp ecx,edx
75	diamond	1937	ja noprocessterminate
379	serge	1938	mov eax,[TASK_COUNT]
684	diamond	1939	shl ecx,5
		1940	mov edx,[ecx+CURRENT_TASK+TASKDATA.pid]
		1941	add ecx,CURRENT_TASK+TASKDATA.state
		1942	cmp byte [ecx], 9
75	diamond	1943	jz noprocessterminate
41	mikedld	1944
1	ha	1945	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
742	Rus	1946	mov [ecx],byte 3 ; clear possible i40's
1	ha	1947	;call MEM_Heap_UnLock
		1948
		1949	cmp edx,[application_table_status] ; clear app table stat
		1950	jne noatsc
		1951	mov [application_table_status],0
		1952	noatsc:
75	diamond	1953	noprocessterminate:
1	ha	1954	ret
		1955
85	halyavin	1956	sysfn_terminate2:
		1957	;lock application_table_status mutex
164	serge	1958	.table_status:
85	halyavin	1959	cli
		1960	cmp [application_table_status],0
742	Rus	1961	je .stf
85	halyavin	1962	sti
		1963	call change_task
		1964	jmp .table_status
		1965	.stf:
		1966	call set_application_table_status
684	diamond	1967	mov eax,ecx
85	halyavin	1968	call pid_to_slot
		1969	test eax,eax
742	Rus	1970	jz .not_found
684	diamond	1971	mov ecx,eax
85	halyavin	1972	cli
		1973	call sysfn_terminate
		1974	mov [application_table_status],0
		1975	sti
684	diamond	1976	and dword [esp+32],0
85	halyavin	1977	ret
		1978	.not_found:
		1979	mov [application_table_status],0
742	Rus	1980	or dword [esp+32],-1
85	halyavin	1981	ret
		1982
742	Rus	1983	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
684	diamond	1984	cmp ecx,2
105	poddubny	1985	jb .nowindowactivate
684	diamond	1986	cmp ecx,[TASK_COUNT]
105	poddubny	1987	ja .nowindowactivate
		1988
		1989	mov [window_minimize], 2 ; restore window if minimized
		1990
684	diamond	1991	movzx esi, word [WIN_STACK + ecx*2]
379	serge	1992	cmp esi, [TASK_COUNT]
105	poddubny	1993	je .nowindowactivate ; already active
		1994
684	diamond	1995	mov edi, ecx
105	poddubny	1996	shl edi, 5
		1997	add edi, window_data
684	diamond	1998	movzx esi, word [WIN_STACK + ecx * 2]
380	serge	1999	lea esi, [WIN_POS + esi * 2]
105	poddubny	2000	call waredraw
		2001	.nowindowactivate:
1	ha	2002	ret
41	mikedld	2003
742	Rus	2004	sysfn_getidletime: ; 18.4 = GET IDLETIME
1	ha	2005	mov eax,[idleusesec]
684	diamond	2006	mov [esp+32], eax
1	ha	2007	ret
		2008
742	Rus	2009	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
381	serge	2010	mov eax,[CPU_FREQ]
684	diamond	2011	mov [esp+32], eax
1	ha	2012	ret
		2013
		2014	; SAVE ramdisk to /hd/1/menuet.img
		2015	;!!!!!!!!!!!!!!!!!!!!!!!!
		2016	include 'blkdev/rdsave.inc'
		2017	;!!!!!!!!!!!!!!!!!!!!!!!!
75	diamond	2018
742	Rus	2019	sysfn_getactive: ; 18.7 = get active window
379	serge	2020	mov eax, [TASK_COUNT]
380	serge	2021	movzx eax, word [WIN_POS + eax*2]
684	diamond	2022	mov [esp+32],eax
1	ha	2023	ret
75	diamond	2024
742	Rus	2025	sysfn_sound_flag: ; 18.8 = get/set sound_flag
684	diamond	2026	cmp ecx,1
1	ha	2027	jne nogetsoundflag
		2028	movzx eax,byte [sound_flag] ; get sound_flag
684	diamond	2029	mov [esp+32],eax
1	ha	2030	ret
		2031	nogetsoundflag:
684	diamond	2032	cmp ecx,2
1	ha	2033	jnz nosoundflag
75	diamond	2034	xor byte [sound_flag], 1
		2035	nosoundflag:
41	mikedld	2036	ret
75	diamond	2037
742	Rus	2038	sysfn_minimize: ; 18.10 = minimize window
1	ha	2039	mov [window_minimize],1
		2040	ret
75	diamond	2041
742	Rus	2042	sysfn_getdiskinfo: ; 18.11 = get disk info table
684	diamond	2043	cmp ecx,1
1	ha	2044	jnz full_table
		2045	small_table:
		2046	call for_all_tables
75	diamond	2047	mov ecx,10
1	ha	2048	cld
		2049	rep movsb
		2050	ret
		2051	for_all_tables:
684	diamond	2052	mov edi,edx
381	serge	2053	mov esi,DRIVE_DATA
1	ha	2054	ret
		2055	full_table:
684	diamond	2056	cmp ecx,2
1	ha	2057	jnz exit_for_anyone
		2058	call for_all_tables
75	diamond	2059	mov ecx,16384
1	ha	2060	cld
		2061	rep movsd
		2062	ret
75	diamond	2063
742	Rus	2064	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2065	and dword [esp+32], 0
		2066	ret
75	diamond	2067
742	Rus	2068	sysfn_getversion: ; 18.13 = get kernel ID and version
684	diamond	2069	mov edi,ebx
1	ha	2070	mov esi,version_inf
		2071	mov ecx,version_end-version_inf
		2072	rep movsb
		2073	ret
75	diamond	2074
		2075	sysfn_waitretrace: ; 18.14 = sys wait retrace
41	mikedld	2076	;wait retrace functions
		2077	sys_wait_retrace:
		2078	mov edx,0x3da
		2079	WaitRetrace_loop:
		2080	in al,dx
		2081	test al,1000b
		2082	jz WaitRetrace_loop
684	diamond	2083	and [esp+32],dword 0
1	ha	2084	ret
75	diamond	2085
742	Rus	2086	sysfn_centermouse: ; 18.15 = mouse centered
1	ha	2087	call mouse_centered
684	diamond	2088	and [esp+32],dword 0
1	ha	2089	ret
75	diamond	2090
120	mario79	2091	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
684	diamond	2092	cmp ecx,0 ; get mouse speed factor
120	mario79	2093	jnz .set_mouse_acceleration
164	serge	2094	xor eax,eax
120	mario79	2095	mov ax,[mouse_speed_factor]
684	diamond	2096	mov [esp+32],eax
120	mario79	2097	ret
		2098	.set_mouse_acceleration:
684	diamond	2099	cmp ecx,1 ; set mouse speed factor
120	mario79	2100	jnz .get_mouse_delay
684	diamond	2101	mov [mouse_speed_factor],dx
120	mario79	2102	ret
		2103	.get_mouse_delay:
684	diamond	2104	cmp ecx,2 ; get mouse delay
120	mario79	2105	jnz .set_mouse_delay
		2106	mov eax,[mouse_delay]
684	diamond	2107	mov [esp+32],eax
120	mario79	2108	ret
		2109	.set_mouse_delay:
684	diamond	2110	cmp ecx,3 ; set mouse delay
120	mario79	2111	jnz .set_pointer_position
684	diamond	2112	mov [mouse_delay],edx
120	mario79	2113	ret
		2114	.set_pointer_position:
684	diamond	2115	cmp ecx,4 ; set mouse pointer position
621	mario79	2116	jnz .set_mouse_button
684	diamond	2117	mov [MOUSE_Y],dx ;y
		2118	ror edx,16
		2119	mov [MOUSE_X],dx ;x
		2120	rol edx,16
621	mario79	2121	ret
		2122	.set_mouse_button:
684	diamond	2123	cmp ecx,5 ; set mouse button features
621	mario79	2124	jnz .end
684	diamond	2125	mov [BTN_DOWN],dl
621	mario79	2126	mov [mouse_active],1
120	mario79	2127	.end:
		2128	ret
		2129
75	diamond	2130	sysfn_getfreemem:
170	serge	2131	mov eax, [pg_data.pages_free]
		2132	shl eax, 2
684	diamond	2133	mov [esp+32],eax
1	ha	2134	ret
75	diamond	2135
		2136	sysfn_getallmem:
170	serge	2137	mov eax,[MEM_AMOUNT]
		2138	shr eax, 10
684	diamond	2139	mov [esp+32],eax
32	halyavin	2140	ret
		2141
608	alver	2142	; // Alver, 2007-22-08 // {
		2143	sysfn_pid_to_slot:
684	diamond	2144	mov eax, ecx
608	alver	2145	call pid_to_slot
684	diamond	2146	mov [esp+32], eax
608	alver	2147	ret
		2148
		2149	sysfn_min_rest_window:
		2150	pushad
742	Rus	2151	mov eax, edx ; ebx - operating
684	diamond	2152	shr ecx, 1
608	alver	2153	jnc @f
		2154	call pid_to_slot
		2155	@@:
742	Rus	2156	or eax, eax ; eax - number of slot
608	alver	2157	jz .error
742	Rus	2158	cmp eax, 255 ; varify maximal slot number
608	alver	2159	ja .error
684	diamond	2160	movzx eax, word [WIN_STACK + eax*2]
		2161	shr ecx, 1
608	alver	2162	jc .restore
		2163	; .minimize:
		2164	call minimize_window
		2165	jmp .exit
		2166	.restore:
		2167	call restore_minimized_window
		2168	.exit:
		2169	popad
		2170	xor eax, eax
684	diamond	2171	mov [esp+32], eax
608	alver	2172	ret
		2173	.error:
		2174	popad
		2175	xor eax, eax
		2176	dec eax
684	diamond	2177	mov [esp+32], eax
608	alver	2178	ret
		2179	; } \\ Alver, 2007-22-08 \\
		2180
41	mikedld	2181	uglobal
		2182	;// mike.dld, 2006-29-01 [
		2183	screen_workarea RECT
		2184	;// mike.dld, 2006-29-01 ]
1	ha	2185	window_minimize db 0
742	Rus	2186	sound_flag db 0
41	mikedld	2187	endg
1	ha	2188
41	mikedld	2189	iglobal
		2190	version_inf:
641	diamond	2191	db 0,7,1,0 ; version 0.7.1.0
41	mikedld	2192	db UID_KOLIBRI
540	victor	2193	dd __REV__
41	mikedld	2194	version_end:
		2195	endg
1	ha	2196
41	mikedld	2197	UID_NONE=0
742	Rus	2198	UID_MENUETOS=1 ;official
		2199	UID_KOLIBRI=2 ;russian
1	ha	2200
		2201	sys_cachetodiskette:
671	Ghost	2202	cmp ebx, 1
		2203	jne .no_floppy_a_save
		2204	mov [flp_number], 1
		2205	jmp .save_image_on_floppy
		2206	.no_floppy_a_save:
		2207	cmp ebx, 2
		2208	jne .no_floppy_b_save
		2209	mov [flp_number], 2
		2210	.save_image_on_floppy:
		2211	call save_image
		2212	mov [esp + 32], dword 0
		2213	cmp [FDC_Status], 0
		2214	je .yes_floppy_save
		2215	.no_floppy_b_save:
		2216	mov [esp + 32], dword 1
		2217	.yes_floppy_save:
		2218	ret
1	ha	2219
		2220	uglobal
		2221	; bgrchanged dd 0x0
546	diamond	2222	bgrlock db 0
		2223	bgrlockpid dd 0
1	ha	2224	endg
		2225
		2226	sys_background:
		2227
742	Rus	2228	cmp ebx,1 ; BACKGROUND SIZE
1	ha	2229	jnz nosb1
		2230	cmp ecx,0
742	Rus	2231	je sbgrr
684	diamond	2232	cmp edx,0
742	Rus	2233	je sbgrr
546	diamond	2234	@@:
742	Rus	2235	mov al, 1
		2236	xchg [bgrlock], al
		2237	test al, al
		2238	jz @f
		2239	call change_task
		2240	jmp @b
546	diamond	2241	@@:
684	diamond	2242	mov [BgrDataWidth],ecx
		2243	mov [BgrDataHeight],edx
1	ha	2244	; mov [bgrchanged],1
469	serge	2245
		2246	pushad
		2247	; return memory for old background
		2248	stdcall kernel_free, [img_background]
		2249	; calculate RAW size
		2250	xor eax,eax
		2251	inc eax
527	diamond	2252	cmp [BgrDataWidth],eax
469	serge	2253	jae @f
527	diamond	2254	mov [BgrDataWidth],eax
469	serge	2255	@@:
527	diamond	2256	cmp [BgrDataHeight],eax
469	serge	2257	jae @f
527	diamond	2258	mov [BgrDataHeight],eax
469	serge	2259	@@:
527	diamond	2260	mov eax,[BgrDataWidth]
		2261	imul eax,[BgrDataHeight]
		2262	lea eax,[eax*3]
469	serge	2263	mov [mem_BACKGROUND],eax
		2264	; get memory for new background
546	diamond	2265	stdcall kernel_alloc, eax
469	serge	2266	test eax, eax
		2267	jz .exit_mem
		2268	mov [img_background], eax
		2269	.exit_mem:
		2270	popad
742	Rus	2271	mov [bgrlock], 0
469	serge	2272
1	ha	2273	sbgrr:
		2274	ret
469	serge	2275
1	ha	2276	nosb1:
		2277
742	Rus	2278	cmp ebx,2 ; SET PIXEL
1	ha	2279	jnz nosb2
684	diamond	2280	cmp ecx,[mem_BACKGROUND]
		2281	jae nosb2
469	serge	2282	mov eax,[img_background]
684	diamond	2283	mov ebx,[eax+ecx]
		2284	and ebx,0xFF000000 ;255256256*256
		2285	and edx,0x00FFFFFF ;255256256+255*256+255
		2286	add edx,ebx
		2287	mov [eax+ecx],edx
1	ha	2288	; mov [bgrchanged],1
		2289	ret
		2290	nosb2:
		2291
742	Rus	2292	cmp ebx,3 ; DRAW BACKGROUND
1	ha	2293	jnz nosb3
		2294	draw_background_temp:
		2295	; cmp [bgrchanged],1 ;0
		2296	; je nosb31
		2297	;draw_background_temp:
		2298	; mov [bgrchanged],1 ;0
76	mario79	2299	mov [background_defined], 1
709	diamond	2300	call force_redraw_background
		2301	mov [REDRAW_BACKGROUND], byte 2
1	ha	2302	nosb31:
		2303	ret
		2304	nosb3:
		2305
742	Rus	2306	cmp ebx,4 ; TILED / STRETCHED
1	ha	2307	jnz nosb4
684	diamond	2308	cmp ecx,[BgrDrawMode]
742	Rus	2309	je nosb41
684	diamond	2310	mov [BgrDrawMode],ecx
1	ha	2311	; mov [bgrchanged],1
		2312	nosb41:
		2313	ret
		2314	nosb4:
		2315
742	Rus	2316	cmp ebx,5 ; BLOCK MOVE TO BGR
1	ha	2317	jnz nosb5
		2318	; bughere
684	diamond	2319	mov eax, ecx
		2320	mov ebx, edx
469	serge	2321	add ebx, [img_background] ;IMG_BACKGROUND
684	diamond	2322	mov ecx, esi
1	ha	2323	call memmove
		2324	.fin:
		2325	ret
		2326	nosb5:
479	kastigar	2327
742	Rus	2328	cmp ebx, 6
		2329	jnz nosb6
546	diamond	2330	@@:
742	Rus	2331	mov al, 1
		2332	xchg [bgrlock], al
		2333	test al, al
		2334	jz @f
		2335	call change_task
		2336	jmp @b
546	diamond	2337	@@:
742	Rus	2338	mov eax, [CURRENT_TASK]
		2339	mov [bgrlockpid], eax
		2340	stdcall user_alloc, [mem_BACKGROUND]
		2341	mov [esp+32], eax
		2342	test eax, eax
		2343	jz .nomem
		2344	mov ebx, eax
		2345	shr ebx, 12
		2346	or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
		2347	mov esi, [img_background]
		2348	shr esi, 12
		2349	mov ecx, [mem_BACKGROUND]
		2350	add ecx, 0xFFF
		2351	shr ecx, 12
546	diamond	2352	.z:
742	Rus	2353	mov eax, [page_tabs+ebx*4]
		2354	test al, 1
		2355	jz @f
		2356	call free_page
546	diamond	2357	@@:
742	Rus	2358	mov eax, [page_tabs+esi*4]
		2359	or al, PG_UW
		2360	mov [page_tabs+ebx*4], eax
		2361	mov eax, ebx
		2362	shl eax, 12
		2363	invlpg [eax]
		2364	inc ebx
		2365	inc esi
		2366	loop .z
		2367	ret
546	diamond	2368	.nomem:
742	Rus	2369	and [bgrlockpid], 0
		2370	mov [bgrlock], 0
546	diamond	2371	nosb6:
742	Rus	2372	cmp ebx, 7
		2373	jnz nosb7
		2374	cmp [bgrlock], 0
		2375	jz .err
		2376	mov eax, [CURRENT_TASK]
		2377	cmp [bgrlockpid], eax
		2378	jnz .err
		2379	mov eax, ecx
		2380	mov ebx, ecx
		2381	shr eax, 12
		2382	mov ecx, [page_tabs+(eax-1)*4]
		2383	test cl, USED_BLOCK+DONT_FREE_BLOCK
		2384	jz .err
		2385	jnp .err
		2386	push eax
		2387	shr ecx, 12
546	diamond	2388	@@:
742	Rus	2389	and dword [page_tabs+eax*4], 0
		2390	mov edx, eax
		2391	shl edx, 12
802	serge	2392	push eax
742	Rus	2393	invlpg [edx]
802	serge	2394	pop eax
742	Rus	2395	inc eax
		2396	loop @b
		2397	pop eax
		2398	and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
		2399	stdcall user_free, ebx
		2400	mov [esp+32], eax
		2401	and [bgrlockpid], 0
		2402	mov [bgrlock], 0
		2403	ret
546	diamond	2404	.err:
742	Rus	2405	and dword [esp+32], 0
		2406	ret
546	diamond	2407
		2408	nosb7:
1	ha	2409	ret
		2410
709	diamond	2411	force_redraw_background:
		2412	mov [draw_data+32 + RECT.left],dword 0
		2413	mov [draw_data+32 + RECT.top],dword 0
		2414	push eax ebx
753	serge	2415	mov eax,[Screen_Max_X]
		2416	mov ebx,[Screen_Max_Y]
709	diamond	2417	mov [draw_data+32 + RECT.right],eax
		2418	mov [draw_data+32 + RECT.bottom],ebx
		2419	pop ebx eax
		2420	mov byte [REDRAW_BACKGROUND], 1
		2421	ret
479	kastigar	2422
1	ha	2423	align 4
		2424
		2425	sys_getbackground:
		2426
742	Rus	2427	cmp eax,1 ; SIZE
1	ha	2428	jnz nogb1
527	diamond	2429	mov eax,[BgrDataWidth]
1	ha	2430	shl eax,16
531	diamond	2431	mov ax,[BgrDataHeight]
1	ha	2432	mov [esp+36],eax
		2433	ret
		2434	nogb1:
		2435
742	Rus	2436	cmp eax,2 ; PIXEL
1	ha	2437	jnz nogb2
469	serge	2438	; mov edx,0x160000-16
		2439	; cmp edx,ebx
		2440	; jbe nogb2
		2441	; mov eax, [ebx+IMG_BACKGROUND]
		2442	mov eax,[img_background]
		2443	mov eax,[ebx+eax]
		2444
1	ha	2445	and eax, 0xFFFFFF
		2446	mov [esp+36],eax
		2447	ret
		2448	nogb2:
		2449
742	Rus	2450	cmp eax,4 ; TILED / STRETCHED
1	ha	2451	jnz nogb4
527	diamond	2452	mov eax,[BgrDrawMode]
1	ha	2453	nogb4:
		2454	mov [esp+36],eax
		2455	ret
		2456
		2457
		2458	align 4
		2459
		2460	sys_getkey:
671	Ghost	2461	mov [esp + 32],dword 1
		2462	; test main buffer
742	Rus	2463	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
671	Ghost	2464	movzx ecx, word [WIN_STACK + ebx * 2]
		2465	mov edx, [TASK_COUNT]
		2466	cmp ecx, edx
		2467	jne .finish
		2468	cmp [KEY_COUNT], byte 0
		2469	je .finish
		2470	movzx eax, byte [KEY_BUFF]
		2471	shl eax, 8
		2472	push eax
		2473	dec byte [KEY_COUNT]
		2474	and byte [KEY_COUNT], 127
		2475	movzx ecx, byte [KEY_COUNT]
		2476	add ecx, 2
		2477	mov eax, KEY_BUFF + 1
		2478	mov ebx, KEY_BUFF
		2479	call memmove
		2480	pop eax
92	diamond	2481	.ret_eax:
671	Ghost	2482	mov [esp + 32], eax
		2483	ret
		2484	.finish:
92	diamond	2485	; test hotkeys buffer
671	Ghost	2486	mov ecx, hotkey_buffer
92	diamond	2487	@@:
671	Ghost	2488	cmp [ecx], ebx
		2489	jz .found
		2490	add ecx, 8
		2491	cmp ecx, hotkey_buffer + 120 * 8
		2492	jb @b
		2493	ret
92	diamond	2494	.found:
671	Ghost	2495	mov ax, [ecx + 6]
		2496	shl eax, 16
		2497	mov ah, [ecx + 4]
		2498	mov al, 2
		2499	and dword [ecx + 4], 0
		2500	and dword [ecx], 0
		2501	jmp .ret_eax
1	ha	2502
		2503	align 4
		2504
		2505	sys_getbutton:
		2506
742	Rus	2507	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
671	Ghost	2508	mov [esp + 32], dword 1
		2509	movzx ecx, word [WIN_STACK + ebx * 2]
		2510	mov edx, [TASK_COUNT] ; less than 256 processes
		2511	cmp ecx, edx
		2512	jne .exit
		2513	movzx eax, byte [BTN_COUNT]
		2514	test eax, eax
		2515	jz .exit
		2516	mov eax, [BTN_BUFF]
		2517	shl eax, 8
		2518	mov [BTN_COUNT], byte 0
		2519	mov [esp + 32], eax
		2520	.exit:
		2521	ret
1	ha	2522
		2523
		2524	align 4
		2525
		2526	sys_cpuusage:
		2527
		2528	; RETURN:
		2529	;
		2530	; +00 dword process cpu usage
		2531	; +04 word position in windowing stack
		2532	; +06 word windowing stack value at current position (cpu nro)
		2533	; +10 12 bytes name
		2534	; +22 dword start in mem
		2535	; +26 dword used mem
		2536	; +30 dword PID , process idenfification number
		2537	;
		2538
742	Rus	2539	cmp ecx,-1 ; who am I ?
684	diamond	2540	jne .no_who_am_i
		2541	mov ecx,[CURRENT_TASK]
		2542	.no_who_am_i:
742	Rus	2543	cmp ecx, max_processes
		2544	ja .nofillbuf
1	ha	2545
684	diamond	2546	; +4: word: position of the window of thread in the window stack
742	Rus	2547	mov ax, [WIN_STACK + ecx * 2]
		2548	mov [ebx+4], ax
684	diamond	2549	; +6: word: number of the thread slot, which window has in the window stack
		2550	; position ecx (has no relation to the specific thread)
742	Rus	2551	mov ax, [WIN_POS + ecx * 2]
		2552	mov [ebx+6], ax
1	ha	2553
742	Rus	2554	shl ecx, 5
1	ha	2555
684	diamond	2556	; +0: dword: memory usage
742	Rus	2557	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		2558	mov [ebx], eax
684	diamond	2559	; +10: 11 bytes: name of the process
742	Rus	2560	push ecx
		2561	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		2562	add ebx, 10
		2563	mov ecx, 11
		2564	call memmove
		2565	pop ecx
1	ha	2566
684	diamond	2567	; +22: address of the process in memory
		2568	; +26: size of used memory - 1
742	Rus	2569	push edi
		2570	lea edi, [ebx+12]
		2571	xor eax, eax
		2572	mov edx, 0x100000*16
		2573	cmp ecx, 1 shl 5
		2574	je .os_mem
		2575	mov edx, [SLOT_BASE+ecx*8+APPDATA.mem_size]
		2576	mov eax, std_application_base_address
684	diamond	2577	.os_mem:
742	Rus	2578	stosd
		2579	lea eax, [edx-1]
		2580	stosd
1	ha	2581
684	diamond	2582	; +30: PID/TID
742	Rus	2583	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		2584	stosd
1	ha	2585
		2586	; window position and size
742	Rus	2587	push esi
		2588	lea esi, [ecx + window_data + WDATA.box]
		2589	movsd
		2590	movsd
		2591	movsd
		2592	movsd
1	ha	2593
		2594	; Process state (+50)
742	Rus	2595	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		2596	stosd
1	ha	2597
138	mikedld	2598	; Window client area box
742	Rus	2599	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		2600	movsd
		2601	movsd
		2602	movsd
		2603	movsd
1	ha	2604
164	serge	2605	; Window state
742	Rus	2606	mov al, [ecx+window_data+WDATA.fl_wstate]
		2607	stosb
164	serge	2608
742	Rus	2609	pop esi
		2610	pop edi
138	mikedld	2611
684	diamond	2612	.nofillbuf:
1	ha	2613	; return number of processes
		2614
379	serge	2615	mov eax,[TASK_COUNT]
684	diamond	2616	mov [esp+32],eax
1	ha	2617	ret
		2618
		2619	align 4
		2620	sys_clock:
742	Rus	2621	cli
1	ha	2622	; Mikhail Lisovin xx Jan 2005
742	Rus	2623	@@: mov al, 10
		2624	out 0x70, al
		2625	in al, 0x71
		2626	test al, al
		2627	jns @f
		2628	mov esi, 1
		2629	call delay_ms
		2630	jmp @b
1	ha	2631	@@:
		2632	; end Lisovin's fix
		2633
742	Rus	2634	xor al,al ; seconds
		2635	out 0x70,al
		2636	in al,0x71
		2637	movzx ecx,al
		2638	mov al,02 ; minutes
		2639	shl ecx,16
		2640	out 0x70,al
		2641	in al,0x71
		2642	movzx edx,al
		2643	mov al,04 ; hours
		2644	shl edx,8
		2645	out 0x70,al
		2646	in al,0x71
		2647	add ecx,edx
		2648	movzx edx,al
		2649	add ecx,edx
		2650	sti
671	Ghost	2651	mov [esp + 32], ecx
742	Rus	2652	ret
1	ha	2653
		2654
		2655	align 4
		2656
		2657	sys_date:
		2658
742	Rus	2659	cli
		2660	@@: mov al, 10
		2661	out 0x70, al
		2662	in al, 0x71
		2663	test al, al
		2664	jns @f
		2665	mov esi, 1
		2666	call delay_ms
		2667	jmp @b
75	diamond	2668	@@:
		2669
742	Rus	2670	mov ch,0
		2671	mov al,7 ; date
		2672	out 0x70,al
		2673	in al,0x71
		2674	mov cl,al
		2675	mov al,8 ; month
		2676	shl ecx,16
		2677	out 0x70,al
		2678	in al,0x71
		2679	mov ch,al
		2680	mov al,9 ; year
		2681	out 0x70,al
		2682	in al,0x71
		2683	mov cl,al
		2684	sti
		2685	mov [esp+32], ecx
		2686	ret
1	ha	2687
		2688
		2689	; redraw status
		2690
		2691	sys_redrawstat:
671	Ghost	2692	cmp ebx, 1
		2693	jne no_widgets_away
		2694	; buttons away
		2695	mov ecx,[CURRENT_TASK]
1	ha	2696	sys_newba2:
671	Ghost	2697	mov edi,[BTN_ADDR]
742	Rus	2698	cmp [edi], dword 0 ; empty button list ?
671	Ghost	2699	je end_of_buttons_away
		2700	movzx ebx, word [edi]
		2701	inc ebx
		2702	mov eax,edi
1	ha	2703	sys_newba:
671	Ghost	2704	dec ebx
		2705	jz end_of_buttons_away
1	ha	2706
671	Ghost	2707	add eax, 0x10
		2708	cmp cx, [eax]
		2709	jnz sys_newba
1	ha	2710
671	Ghost	2711	push eax ebx ecx
		2712	mov ecx,ebx
		2713	inc ecx
		2714	shl ecx, 4
		2715	mov ebx, eax
		2716	add eax, 0x10
		2717	call memmove
		2718	dec dword [edi]
		2719	pop ecx ebx eax
1	ha	2720
671	Ghost	2721	jmp sys_newba2
1	ha	2722
		2723	end_of_buttons_away:
		2724
671	Ghost	2725	ret
1	ha	2726
		2727	no_widgets_away:
		2728
671	Ghost	2729	cmp ebx, 2
		2730	jnz srl1
1	ha	2731
671	Ghost	2732	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		2733	add edx, draw_data - CURRENT_TASK
		2734	mov [edx + RECT.left], 0
		2735	mov [edx + RECT.top], 0
759	Rus	2736	mov eax, [Screen_Max_X]
671	Ghost	2737	mov [edx + RECT.right], eax
759	Rus	2738	mov eax, [Screen_Max_Y]
671	Ghost	2739	mov [edx + RECT.bottom], eax
1	ha	2740
671	Ghost	2741	mov edi, [TASK_BASE]
		2742	or [edi - twdw + WDATA.fl_wdrawn], 1 ; no new position & buttons from app
		2743	call sys_window_mouse
		2744	ret
1	ha	2745
		2746	srl1:
671	Ghost	2747	ret
1	ha	2748
		2749
		2750	sys_drawwindow:
		2751
684	diamond	2752	mov eax,edx
		2753	shr eax,16+8
		2754	and eax,15
1	ha	2755
684	diamond	2756	; cmp eax,0 ; type I - original style
1	ha	2757	jne nosyswI
33	mario79	2758	inc [mouse_pause]
36	mario79	2759	call [disable_mouse]
1	ha	2760	call sys_set_window
36	mario79	2761	call [disable_mouse]
1	ha	2762	call drawwindow_I
114	mikedld	2763	;dec [mouse_pause]
		2764	;call [draw_pointer]
		2765	;ret
		2766	jmp draw_window_caption.2
1	ha	2767	nosyswI:
		2768
742	Rus	2769	cmp al,1 ; type II - only reserve area, no draw
1	ha	2770	jne nosyswII
33	mario79	2771	inc [mouse_pause]
36	mario79	2772	call [disable_mouse]
1	ha	2773	call sys_set_window
36	mario79	2774	call [disable_mouse]
1	ha	2775	call sys_window_mouse
33	mario79	2776	dec [mouse_pause]
36	mario79	2777	call [draw_pointer]
1	ha	2778	ret
		2779	nosyswII:
		2780
742	Rus	2781	cmp al,2 ; type III - new style
1	ha	2782	jne nosyswIII
33	mario79	2783	inc [mouse_pause]
36	mario79	2784	call [disable_mouse]
1	ha	2785	call sys_set_window
36	mario79	2786	call [disable_mouse]
1	ha	2787	call drawwindow_III
114	mikedld	2788	;dec [mouse_pause]
		2789	;call [draw_pointer]
		2790	;ret
		2791	jmp draw_window_caption.2
1	ha	2792	nosyswIII:
		2793
742	Rus	2794	cmp al,3 ; type IV - skinned window
		2795	je draw_skin_window
		2796	cmp al,4 ; type V - skinned window not sized! {not_sized_skin_window}
549	spraid	2797	jne nosyswV
		2798	draw_skin_window:
567	serge	2799
569	diamond	2800	inc [mouse_pause]
		2801	call [disable_mouse]
		2802	call sys_set_window
		2803	call [disable_mouse]
684	diamond	2804	mov eax, [TASK_COUNT]
		2805	movzx eax, word [WIN_POS + eax*2]
		2806	cmp eax, [CURRENT_TASK]
		2807	setz al
		2808	movzx eax, al
		2809	push eax
36	mario79	2810	call drawwindow_IV
114	mikedld	2811	;dec [mouse_pause]
		2812	;call [draw_pointer]
		2813	;ret
		2814	jmp draw_window_caption.2
549	spraid	2815	nosyswV:
1	ha	2816
		2817	ret
		2818
		2819
114	mikedld	2820	draw_window_caption:
742	Rus	2821	inc [mouse_pause]
		2822	call [disable_mouse]
114	mikedld	2823
742	Rus	2824	xor eax,eax
		2825	mov edx,[TASK_COUNT]
		2826	movzx edx,word[WIN_POS+edx*2]
		2827	cmp edx,[CURRENT_TASK]
		2828	jne @f
		2829	inc eax
		2830	@@: mov edx,[CURRENT_TASK]
		2831	shl edx,5
		2832	add edx,window_data
		2833	movzx ebx,[edx+WDATA.fl_wstyle]
		2834	and bl,0x0F
		2835	cmp bl,3
		2836	je .draw_caption_style_3 ;{for 3 and 4 style write caption}
		2837	cmp bl,4
		2838	je .draw_caption_style_3
567	serge	2839
742	Rus	2840	jmp .not_style_3
549	spraid	2841	.draw_caption_style_3:
114	mikedld	2842
742	Rus	2843	push edx
		2844	call drawwindow_IV_caption
		2845	add esp,4
		2846	jmp .2
114	mikedld	2847
		2848	.not_style_3:
742	Rus	2849	cmp bl,2
		2850	jne .not_style_2
114	mikedld	2851
742	Rus	2852	call drawwindow_III_caption
		2853	jmp .2
114	mikedld	2854
		2855	.not_style_2:
742	Rus	2856	cmp bl,0
		2857	jne .2
114	mikedld	2858
742	Rus	2859	call drawwindow_I_caption
114	mikedld	2860
		2861	;--------------------------------------------------------------
742	Rus	2862	.2: ;jmp @f
		2863	mov edi,[CURRENT_TASK]
		2864	shl edi,5
		2865	test [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		2866	jz @f
		2867	mov edx,[edi*8+SLOT_BASE+APPDATA.wnd_caption]
		2868	or edx,edx
		2869	jz @f
114	mikedld	2870
742	Rus	2871	movzx eax,[edi+window_data+WDATA.fl_wstyle]
		2872	and al,0x0F
		2873	cmp al,3
		2874	je .skinned
		2875	cmp al,4
		2876	je .skinned
567	serge	2877
742	Rus	2878	jmp .not_skinned
567	serge	2879	.skinned:
742	Rus	2880	mov ebp,[edi+window_data+WDATA.box.left-2]
		2881	mov bp,word[edi+window_data+WDATA.box.top]
		2882	movzx eax,word[edi+window_data+WDATA.box.width]
		2883	sub ax,[_skinmargins.left]
		2884	sub ax,[_skinmargins.right]
		2885	push edx
		2886	cwde
		2887	cdq
		2888	mov ebx,6
		2889	idiv ebx
		2890	pop edx
		2891	or eax,eax
		2892	js @f
		2893	mov esi,eax
		2894	mov ebx,dword[_skinmargins.left-2]
		2895	mov bx,word[_skinh]
		2896	sub bx,[_skinmargins.bottom]
		2897	sub bx,[_skinmargins.top]
		2898	sar bx,1
		2899	adc bx,0
		2900	add bx,[_skinmargins.top]
		2901	add bx,-3
		2902	add ebx,ebp
		2903	jmp .dodraw
114	mikedld	2904
		2905	.not_skinned:
742	Rus	2906	cmp al,1
		2907	je @f
114	mikedld	2908
742	Rus	2909	mov ebp,[edi+window_data+WDATA.box.left-2]
		2910	mov bp,word[edi+window_data+WDATA.box.top]
		2911	movzx eax,word[edi+window_data+WDATA.box.width]
		2912	sub eax,16
		2913	push edx
		2914	cwde
		2915	cdq
		2916	mov ebx,6
		2917	idiv ebx
		2918	pop edx
		2919	or eax,eax
		2920	js @f
		2921	mov esi,eax
		2922	mov ebx,0x00080007
		2923	add ebx,ebp
139	diamond	2924	.dodraw:
742	Rus	2925	mov ecx,[common_colours+16];0x00FFFFFF
		2926	or ecx, 0x80000000
		2927	xor edi,edi
		2928	call dtext
114	mikedld	2929
		2930	@@:
		2931	;--------------------------------------------------------------
742	Rus	2932	dec [mouse_pause]
		2933	call [draw_pointer]
		2934	ret
114	mikedld	2935
		2936	iglobal
		2937	align 4
		2938	window_topleft dd \
549	spraid	2939	1, 21,\ ;type 0
742	Rus	2940	0, 0,\ ;type 1
		2941	5, 20,\ ;type 2
		2942	5, ?,\ ;type 3 {set by skin}
		2943	5, ? ;type 4 {set by skin}
114	mikedld	2944	endg
		2945
		2946	set_window_clientbox:
742	Rus	2947	push eax ecx edi
114	mikedld	2948
742	Rus	2949	mov eax,[_skinh]
		2950	mov [window_topleft+4*7],eax
		2951	mov [window_topleft+4*9],eax
114	mikedld	2952
742	Rus	2953	mov ecx,edi
		2954	sub edi,window_data
		2955	shl edi,3
		2956	test [ecx+WDATA.fl_wstyle],WSTYLE_CLIENTRELATIVE
		2957	jz @f
114	mikedld	2958
742	Rus	2959	movzx eax,[ecx+WDATA.fl_wstyle]
		2960	and eax,0x0F
		2961	mov eax,[eax*8+window_topleft+0]
		2962	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		2963	shl eax,1
		2964	neg eax
		2965	add eax,[ecx+WDATA.box.width]
		2966	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
114	mikedld	2967
742	Rus	2968	movzx eax,[ecx+WDATA.fl_wstyle]
		2969	and eax,0x0F
		2970	push [eax*8+window_topleft+0]
		2971	mov eax,[eax*8+window_topleft+4]
		2972	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
		2973	neg eax
		2974	sub eax,[esp]
		2975	add eax,[ecx+WDATA.box.height]
		2976	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
		2977	add esp,4
114	mikedld	2978
742	Rus	2979	pop edi ecx eax
		2980	ret
114	mikedld	2981	@@:
742	Rus	2982	xor eax,eax
		2983	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		2984	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
		2985	mov eax,[ecx+WDATA.box.width]
		2986	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
		2987	mov eax,[ecx+WDATA.box.height]
		2988	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
114	mikedld	2989
742	Rus	2990	pop edi ecx eax
		2991	ret
114	mikedld	2992
1	ha	2993	sys_set_window:
		2994
684	diamond	2995	mov eax,[CURRENT_TASK]
		2996	shl eax,5
		2997	add eax,window_data
1	ha	2998
		2999	; colors
684	diamond	3000	mov [eax+WDATA.cl_workarea],edx
		3001	mov [eax+WDATA.cl_titlebar],esi
		3002	mov [eax+WDATA.cl_frames],edi
1	ha	3003
684	diamond	3004	mov edi, eax
		3005
1	ha	3006	; check flag (?)
186	diamond	3007	test [edi+WDATA.fl_wdrawn],1
		3008	jnz newd
1	ha	3009
		3010	mov eax,[timer_ticks] ;[0xfdf0]
		3011	add eax,100
		3012	mov [new_window_starting],eax
		3013
684	diamond	3014	mov word[edi+WDATA.box.width],bx
		3015	mov word[edi+WDATA.box.height],cx
114	mikedld	3016	sar ebx,16
684	diamond	3017	sar ecx,16
		3018	mov word[edi+WDATA.box.left],bx
		3019	mov word[edi+WDATA.box.top],cx
1	ha	3020
		3021	call check_window_position
		3022
164	serge	3023	call set_window_clientbox
1	ha	3024
742	Rus	3025	push ecx esi edi ; save for window fullscreen/resize
114	mikedld	3026	;mov esi,edi
		3027
742	Rus	3028	mov cl, [edi+WDATA.fl_wstyle]
		3029	mov eax, [edi+WDATA.cl_frames]
114	mikedld	3030
1	ha	3031	sub edi,window_data
114	mikedld	3032	shl edi,3
380	serge	3033	add edi,SLOT_BASE
114	mikedld	3034
742	Rus	3035	and cl,0x0F
		3036	mov [edi+APPDATA.wnd_caption],0
		3037	cmp cl,3
		3038	je set_APPDATA_wnd_caption
		3039	cmp cl,4 ; {SPraid.simba}
		3040	je set_APPDATA_wnd_caption
567	serge	3041
742	Rus	3042	jmp @f
549	spraid	3043	set_APPDATA_wnd_caption:
742	Rus	3044	mov [edi+APPDATA.wnd_caption],eax
		3045	@@: mov esi,[esp+0]
114	mikedld	3046
115	poddubny	3047	add edi, APPDATA.saved_box
742	Rus	3048	movsd
		3049	movsd
		3050	movsd
		3051	movsd
1	ha	3052	pop edi esi ecx
		3053
742	Rus	3054	mov esi, [CURRENT_TASK]
		3055	movzx esi, word [WIN_STACK+esi*2]
		3056	lea esi, [WIN_POS+esi*2]
		3057	call waredraw
569	diamond	3058
684	diamond	3059	;;; mov ebx, 1
1	ha	3060	;;; call delay_hs
115	poddubny	3061	mov eax, [edi+WDATA.box.left]
		3062	mov ebx, [edi+WDATA.box.top]
		3063	mov ecx, [edi+WDATA.box.width]
		3064	mov edx, [edi+WDATA.box.height]
1	ha	3065	add ecx, eax
		3066	add edx, ebx
		3067	call calculatescreen
		3068
742	Rus	3069	mov [KEY_COUNT],byte 0 ; empty keyboard buffer
		3070	mov [BTN_COUNT],byte 0 ; empty button buffer
1	ha	3071
		3072	newd:
742	Rus	3073	mov [edi+WDATA.fl_redraw],byte 0 ; no redraw
1	ha	3074	mov edx,edi
		3075
		3076	ret
		3077
114	mikedld	3078	syscall_windowsettings:
1	ha	3079
114	mikedld	3080	.set_window_caption:
742	Rus	3081	dec eax ; subfunction #1 - set window caption
		3082	jnz .get_window_caption
114	mikedld	3083
742	Rus	3084	; NOTE: only window owner thread can set its caption,
		3085	; so there's no parameter for PID/TID
114	mikedld	3086
742	Rus	3087	mov edi,[CURRENT_TASK]
		3088	shl edi,5
114	mikedld	3089
742	Rus	3090	; have to check if caption is within application memory limit
		3091	; check is trivial, and if application resizes its memory,
		3092	; caption still can become over bounds
202	diamond	3093	; diamond, 31.10.2006: check removed because with new memory manager
		3094	; there can be valid data after APPDATA.mem_size bound
380	serge	3095	; mov ecx,[edi*8+SLOT_BASE+APPDATA.mem_size]
202	diamond	3096	; add ecx,255 ; max caption length
		3097	; cmp ebx,ecx
		3098	; ja .exit_fail
114	mikedld	3099
742	Rus	3100	mov [edi*8+SLOT_BASE+APPDATA.wnd_caption],ebx
		3101	or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
114	mikedld	3102
742	Rus	3103	call draw_window_caption
114	mikedld	3104
742	Rus	3105	xor eax,eax ; eax = 0 (success)
		3106	ret
114	mikedld	3107
		3108	.get_window_caption:
742	Rus	3109	dec eax ; subfunction #2 - get window caption
		3110	jnz .exit_fail
114	mikedld	3111
742	Rus	3112	; not implemented yet
114	mikedld	3113
		3114	.exit_fail:
742	Rus	3115	xor eax,eax
		3116	inc eax ; eax = 1 (fail)
		3117	ret
114	mikedld	3118
		3119
1	ha	3120	sys_window_move:
		3121
742	Rus	3122	mov edi,[CURRENT_TASK]
		3123	shl edi,5
		3124	add edi,window_data
1	ha	3125
742	Rus	3126	test [edi+WDATA.fl_wstate],WSTATE_MAXIMIZED
		3127	jnz .window_move_return
1	ha	3128
742	Rus	3129	push dword [edi + WDATA.box.left] ; save old coordinates
		3130	push dword [edi + WDATA.box.top]
		3131	push dword [edi + WDATA.box.width]
		3132	push dword [edi + WDATA.box.height]
1	ha	3133
742	Rus	3134	cmp eax,-1 ; set new position and size
		3135	je .no_x_reposition
		3136	mov [edi + WDATA.box.left], eax
49	mikedld	3137	.no_x_reposition:
742	Rus	3138	cmp ebx,-1
		3139	je .no_y_reposition
		3140	mov [edi + WDATA.box.top], ebx
49	mikedld	3141	.no_y_reposition:
1	ha	3142
742	Rus	3143	test [edi+WDATA.fl_wstate],WSTATE_ROLLEDUP
		3144	jnz .no_y_resizing
1	ha	3145
742	Rus	3146	cmp ecx,-1
		3147	je .no_x_resizing
		3148	mov [edi + WDATA.box.width], ecx
49	mikedld	3149	.no_x_resizing:
742	Rus	3150	cmp edx,-1
		3151	je .no_y_resizing
		3152	mov [edi + WDATA.box.height], edx
49	mikedld	3153	.no_y_resizing:
1	ha	3154
742	Rus	3155	call check_window_position
		3156	call set_window_clientbox
1	ha	3157
742	Rus	3158	pushad ; save for window fullscreen/resize
		3159	mov esi,edi
		3160	sub edi,window_data
		3161	shr edi,5
		3162	shl edi,8
		3163	add edi, SLOT_BASE + APPDATA.saved_box
		3164	mov ecx,4
		3165	cld
		3166	rep movsd
		3167	popad
49	mikedld	3168
742	Rus	3169	pushad ; calculcate screen at new position
		3170	mov eax, [edi + WDATA.box.left]
		3171	mov ebx, [edi + WDATA.box.top]
		3172	mov ecx, [edi + WDATA.box.width]
		3173	mov edx, [edi + WDATA.box.height]
		3174	add ecx,eax
		3175	add edx,ebx
221	serge	3176
742	Rus	3177	call calculatescreen
		3178	popad
49	mikedld	3179
742	Rus	3180	pop edx ; calculcate screen at old position
		3181	pop ecx
		3182	pop ebx
		3183	pop eax
		3184	add ecx,eax
		3185	add edx,ebx
		3186	mov [dlx],eax ; save for drawlimits
		3187	mov [dly],ebx
		3188	mov [dlxe],ecx
		3189	mov [dlye],edx
		3190	call calculatescreen
49	mikedld	3191
742	Rus	3192	mov [edi + WDATA.fl_redraw], 1 ; flag the process as redraw
49	mikedld	3193
742	Rus	3194	mov eax,edi ; redraw screen at old position
		3195	xor esi,esi
		3196	call redrawscreen
49	mikedld	3197
742	Rus	3198	mov [DONT_DRAW_MOUSE],byte 0 ; mouse pointer
		3199	mov [MOUSE_BACKGROUND],byte 0 ; no mouse under
		3200	mov [MOUSE_DOWN],byte 0 ; react to mouse up/down
49	mikedld	3201
742	Rus	3202	call [draw_pointer]
49	mikedld	3203
742	Rus	3204	mov [window_move_pr],0
49	mikedld	3205
		3206	.window_move_return:
		3207
742	Rus	3208	ret
1	ha	3209
		3210	uglobal
		3211	window_move_pr dd 0x0
		3212	window_move_eax dd 0x0
		3213	window_move_ebx dd 0x0
		3214	window_move_ecx dd 0x0
		3215	window_move_edx dd 0x0
		3216	endg
		3217
		3218	;ok - 100% work
		3219	;nt - not tested
		3220	;---------------------------------------------------------------------------------------------
		3221	;eax
		3222	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3223	;1 - change task. Ret nothing. Block. ok.
		3224	;2 - performance control
		3225	; ebx
		3226	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3227	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3228	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3229	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3230	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3231	;eax
		3232	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3233	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3234	;---------------------------------------------------------------------------------------------
		3235	sys_sheduler: ;noname & halyavin
		3236	cmp eax,0
		3237	je shed_counter
		3238	cmp eax,2
		3239	je perf_control
		3240	cmp eax,3
		3241	je rdmsr_instr
		3242	cmp eax,4
		3243	je wrmsr_instr
		3244	cmp eax,1
		3245	jne not_supported
		3246	call change_task ;delay,0
		3247	ret
		3248	shed_counter:
		3249	mov eax,[context_counter]
		3250	mov [esp+36],eax
		3251	not_supported:
		3252	ret
		3253	perf_control:
		3254	inc eax ;now eax=3
		3255	cmp ebx,eax
		3256	je cache_disable
		3257	dec eax
		3258	cmp ebx,eax
		3259	je cache_enable
		3260	dec eax
		3261	cmp ebx,eax
		3262	je is_cache_enabled
		3263	dec eax
		3264	cmp ebx,eax
		3265	je modify_pce
		3266	ret
		3267
		3268	rdmsr_instr:
		3269	;now counter in ecx
		3270	;(edx:eax) esi:edi => edx:esi
		3271	mov eax,esi
		3272	rdmsr
		3273	mov [esp+36],eax
		3274	mov [esp+24],edx ;ret in ebx?
		3275	ret
		3276
		3277	wrmsr_instr:
		3278	;now counter in ecx
		3279	;(edx:eax) esi:edi => edx:esi
482	Ghost	3280	; Fast Call MSR can't be destroy
		3281	; �� MSR_AMD_EFER �� , �.�. � ��
		3282	; ��/��
		3283	cmp ecx, MSR_SYSENTER_CS
		3284	je @f
		3285	cmp ecx, MSR_SYSENTER_ESP
		3286	je @f
		3287	cmp ecx, MSR_SYSENTER_EIP
		3288	je @f
		3289	cmp ecx, MSR_AMD_STAR
		3290	je @f
		3291
		3292	mov eax, esi
		3293	wrmsr
742	Rus	3294	; mov [esp + 36], eax
		3295	; mov [esp + 24], edx ;ret in ebx?
482	Ghost	3296	@@:
1	ha	3297	ret
		3298
		3299	cache_disable:
		3300	mov eax,cr0
		3301	or eax,01100000000000000000000000000000b
		3302	mov cr0,eax
		3303	wbinvd ;set MESI
		3304	ret
		3305
		3306	cache_enable:
		3307	mov eax,cr0
		3308	and eax,10011111111111111111111111111111b
		3309	mov cr0,eax
		3310	ret
		3311
		3312	is_cache_enabled:
		3313	mov eax,cr0
		3314	mov ebx,eax
		3315	and eax,01100000000000000000000000000000b
		3316	jz cache_disabled
		3317	mov [esp+36],ebx
		3318	cache_disabled:
		3319	mov dword [esp+36],eax ;0
		3320	ret
		3321
		3322	modify_pce:
		3323	mov eax,cr4
		3324	; mov ebx,0
		3325	; or bx,100000000b ;pce
		3326	; xor eax,ebx ;invert pce
17	me_root	3327	bts eax,8 ;pce=cr4[8]
1	ha	3328	mov cr4,eax
		3329	mov [esp+36],eax
		3330	ret
		3331	;---------------------------------------------------------------------------------------------
		3332
		3333
		3334	; check if pixel is allowed to be drawn
		3335
		3336	checkpixel:
742	Rus	3337	push eax edx
1	ha	3338
759	Rus	3339	mov edx,[Screen_Max_X] ; screen x size
742	Rus	3340	inc edx
		3341	imul edx, ebx
		3342	mov dl, [eax+edx+display_data] ; lea eax, [...]
1	ha	3343
742	Rus	3344	xor ecx, ecx
		3345	mov eax, [CURRENT_TASK]
		3346	cmp al, dl
		3347	setne cl
1	ha	3348
742	Rus	3349	pop edx eax
		3350	ret
1	ha	3351
		3352	iglobal
521	diamond	3353	cpustring db 'CPU',0
1	ha	3354	endg
		3355
67	diamond	3356	uglobal
742	Rus	3357	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3358	endg
1	ha	3359
		3360	align 4
		3361	; check misc
		3362
		3363	checkmisc:
		3364
		3365	cmp [ctrl_alt_del], 1
		3366	jne nocpustart
501	serge	3367
742	Rus	3368	mov ebp, cpustring
		3369	call fs_execute_from_sysdir
501	serge	3370
1	ha	3371	mov [ctrl_alt_del], 0
465	serge	3372
		3373	nocpustart:
1	ha	3374	cmp [mouse_active], 1
		3375	jne mouse_not_active
		3376	mov [mouse_active], 0
		3377	xor edi, edi
742	Rus	3378	mov ecx, [TASK_COUNT]
465	serge	3379	set_mouse_event:
1	ha	3380	add edi, 256
742	Rus	3381	or [edi+SLOT_BASE+APPDATA.event_mask], dword 100000b
1	ha	3382	loop set_mouse_event
		3383
465	serge	3384	mouse_not_active:
742	Rus	3385	cmp [REDRAW_BACKGROUND],byte 0 ; background update ?
		3386	jz nobackgr
76	mario79	3387	cmp [background_defined], 0
742	Rus	3388	jz nobackgr
709	diamond	3389	cmp [REDRAW_BACKGROUND], byte 2
		3390	jnz no_set_bgr_event
473	diamond	3391	xor edi, edi
742	Rus	3392	mov ecx, [TASK_COUNT]
473	diamond	3393	set_bgr_event:
		3394	add edi, 256
742	Rus	3395	or [edi+SLOT_BASE+APPDATA.event_mask], 16
473	diamond	3396	loop set_bgr_event
709	diamond	3397	no_set_bgr_event:
		3398	; mov [draw_data+32 + RECT.left],dword 0
		3399	; mov [draw_data+32 + RECT.top],dword 0
753	serge	3400	; mov eax,[Screen_Max_X]
		3401	; mov ebx,[Screen_Max_Y]
709	diamond	3402	; mov [draw_data+32 + RECT.right],eax
		3403	; mov [draw_data+32 + RECT.bottom],ebx
1	ha	3404	call drawbackground
381	serge	3405	mov [REDRAW_BACKGROUND],byte 0
		3406	mov [MOUSE_BACKGROUND],byte 0
1	ha	3407
465	serge	3408	nobackgr:
1	ha	3409
		3410	; system shutdown request
		3411
381	serge	3412	cmp [SYS_SHUTDOWN],byte 0
742	Rus	3413	je noshutdown
1	ha	3414
		3415	mov edx,[shutdown_processes]
		3416
381	serge	3417	cmp [SYS_SHUTDOWN],dl
1	ha	3418	jne no_mark_system_shutdown
		3419
709	diamond	3420	lea ecx,[edx-1]
465	serge	3421	mov edx,OS_BASE+0x3040
709	diamond	3422	jecxz @f
465	serge	3423	markz:
115	poddubny	3424	mov [edx+TASKDATA.state],byte 3
1	ha	3425	add edx,0x20
		3426	loop markz
709	diamond	3427	@@:
1	ha	3428
		3429	no_mark_system_shutdown:
		3430
		3431	call [disable_mouse]
		3432
381	serge	3433	dec byte [SYS_SHUTDOWN]
742	Rus	3434	je system_shutdown
1	ha	3435
465	serge	3436	noshutdown:
1	ha	3437
		3438
742	Rus	3439	mov eax,[TASK_COUNT] ; termination
379	serge	3440	mov ebx,TASK_DATA+TASKDATA.state
1	ha	3441	mov esi,1
		3442
465	serge	3443	newct:
1	ha	3444	mov cl,[ebx]
		3445	cmp cl,byte 3
742	Rus	3446	jz terminate
1	ha	3447	cmp cl,byte 4
742	Rus	3448	jz terminate
1	ha	3449
		3450	add ebx,0x20
		3451	inc esi
		3452	dec eax
		3453	jnz newct
		3454	ret
		3455
		3456	; redraw screen
		3457
		3458	redrawscreen:
		3459
		3460	; eax , if process window_data base is eax, do not set flag/limits
		3461
742	Rus	3462	pushad
		3463	push eax
1	ha	3464
684	diamond	3465	;;; mov ebx,2
1	ha	3466	;;; call delay_hs
		3467
742	Rus	3468	;mov ecx,0 ; redraw flags for apps
		3469	xor ecx,ecx
1	ha	3470	newdw2:
		3471
742	Rus	3472	inc ecx
		3473	push ecx
1	ha	3474
742	Rus	3475	mov eax,ecx
		3476	shl eax,5
		3477	add eax,window_data
1	ha	3478
742	Rus	3479	cmp eax,[esp+4]
		3480	je not_this_task
		3481	; check if window in redraw area
		3482	mov edi,eax
1	ha	3483
742	Rus	3484	cmp ecx,1 ; limit for background
		3485	jz bgli
1	ha	3486
742	Rus	3487	mov eax, [edi + WDATA.box.left]
		3488	mov ebx, [edi + WDATA.box.top]
		3489	mov ecx, [edi + WDATA.box.width]
		3490	mov edx, [edi + WDATA.box.height]
		3491	add ecx,eax
		3492	add edx,ebx
1	ha	3493
742	Rus	3494	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3495	cmp ecx,ebx
		3496	jb ricino
1	ha	3497
742	Rus	3498	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3499	cmp ecx,eax
		3500	jb ricino
1	ha	3501
742	Rus	3502	mov eax, [edi + WDATA.box.left]
		3503	mov ebx, [edi + WDATA.box.top]
		3504	mov ecx, [edi + WDATA.box.width]
		3505	mov edx, [edi + WDATA.box.height]
		3506	add ecx, eax
		3507	add edx, ebx
164	serge	3508
742	Rus	3509	mov eax,[dly] ; eax = area y start edx = window y end
		3510	cmp edx,eax
		3511	jb ricino
1	ha	3512
742	Rus	3513	mov eax,[dlx] ; eax = area x start ecx = window x end
		3514	cmp ecx,eax
		3515	jb ricino
1	ha	3516
742	Rus	3517	bgli:
1	ha	3518
742	Rus	3519	cmp ecx,1
		3520	jnz .az
		3521	mov al,[REDRAW_BACKGROUND]
		3522	cmp al,2
		3523	jz newdw8
		3524	test al,al
		3525	jz .az
		3526	lea eax,[edi+draw_data-window_data]
		3527	mov ebx,[dlx]
		3528	cmp ebx,[eax+RECT.left]
		3529	jae @f
		3530	mov [eax+RECT.left],ebx
		3531	@@:
		3532	mov ebx,[dly]
		3533	cmp ebx,[eax+RECT.top]
		3534	jae @f
		3535	mov [eax+RECT.top],ebx
		3536	@@:
		3537	mov ebx,[dlxe]
		3538	cmp ebx,[eax+RECT.right]
		3539	jbe @f
		3540	mov [eax+RECT.right],ebx
		3541	@@:
		3542	mov ebx,[dlye]
		3543	cmp ebx,[eax+RECT.bottom]
		3544	jbe @f
		3545	mov [eax+RECT.bottom],ebx
		3546	@@:
		3547	jmp newdw8
		3548	.az:
1	ha	3549
742	Rus	3550	mov eax,edi
		3551	add eax,draw_data-window_data
1	ha	3552
742	Rus	3553	mov ebx,[dlx] ; set limits
		3554	mov [eax + RECT.left], ebx
		3555	mov ebx,[dly]
		3556	mov [eax + RECT.top], ebx
		3557	mov ebx,[dlxe]
		3558	mov [eax + RECT.right], ebx
		3559	mov ebx,[dlye]
		3560	mov [eax + RECT.bottom], ebx
1	ha	3561
742	Rus	3562	sub eax,draw_data-window_data
1	ha	3563
742	Rus	3564	cmp dword [esp],1
		3565	jne nobgrd
		3566	mov byte [REDRAW_BACKGROUND], 1
1	ha	3567
		3568	newdw8:
		3569	nobgrd:
		3570
742	Rus	3571	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3572
		3573	ricino:
		3574
		3575	not_this_task:
		3576
742	Rus	3577	pop ecx
1	ha	3578
742	Rus	3579	cmp ecx,[TASK_COUNT]
		3580	jle newdw2
1	ha	3581
742	Rus	3582	pop eax
		3583	popad
1	ha	3584
742	Rus	3585	ret
1	ha	3586
		3587	calculatebackground: ; background
		3588
742	Rus	3589	; all black
1	ha	3590
742	Rus	3591	mov edi, [img_background] ;IMG_BACKGROUND ; set background to black
		3592	xor eax, eax
		3593	mov ecx, 1023 ;0x0fff00 / 4
		3594	cld
		3595	rep stosd
1	ha	3596
742	Rus	3597	mov edi,display_data ; set os to use all pixels
		3598	mov eax,0x01010101
		3599	mov ecx,1280*1024 / 4
		3600	rep stosd
1	ha	3601
742	Rus	3602	mov byte [REDRAW_BACKGROUND], 0 ; do not draw background!
1	ha	3603
742	Rus	3604	ret
1	ha	3605
		3606	uglobal
742	Rus	3607	imax dd 0x0
1	ha	3608	endg
		3609
		3610
		3611
		3612	delay_ms: ; delay in 1/1000 sec
		3613
		3614
742	Rus	3615	push eax
		3616	push ecx
1	ha	3617
742	Rus	3618	mov ecx,esi
		3619	;
		3620	imul ecx, 33941
		3621	shr ecx, 9
		3622	;
1	ha	3623
742	Rus	3624	in al,0x61
		3625	and al,0x10
		3626	mov ah,al
		3627	cld
1	ha	3628
742	Rus	3629	cnt1: in al,0x61
		3630	and al,0x10
		3631	cmp al,ah
		3632	jz cnt1
1	ha	3633
742	Rus	3634	mov ah,al
		3635	loop cnt1
1	ha	3636
742	Rus	3637	pop ecx
		3638	pop eax
1	ha	3639
742	Rus	3640	ret
1	ha	3641
		3642
		3643	set_app_param:
742	Rus	3644	mov edi, [TASK_BASE]
		3645	mov [edi + TASKDATA.event_mask], ebx
		3646	ret
1	ha	3647
		3648
		3649
		3650	delay_hs: ; delay in 1/100 secs
684	diamond	3651	; ebx = delay time
742	Rus	3652	push ecx
		3653	push edx
1	ha	3654
742	Rus	3655	mov edx,[timer_ticks]
1	ha	3656
		3657	newtic:
742	Rus	3658	mov ecx,[timer_ticks]
		3659	sub ecx,edx
		3660	cmp ecx,ebx
		3661	jae zerodelay
1	ha	3662
742	Rus	3663	call change_task
1	ha	3664
742	Rus	3665	jmp newtic
1	ha	3666
		3667	zerodelay:
742	Rus	3668	pop edx
		3669	pop ecx
1	ha	3670
742	Rus	3671	ret
1	ha	3672
		3673
		3674	memmove: ; memory move in bytes
		3675
		3676	; eax = from
		3677	; ebx = to
		3678	; ecx = no of bytes
		3679	test ecx, ecx
		3680	jle .ret
		3681
		3682
		3683	push esi edi ecx
		3684
		3685	mov edi, ebx
		3686	mov esi, eax
		3687
		3688	test ecx, not 11b
742	Rus	3689	jz @f
1	ha	3690
		3691	push ecx
		3692	shr ecx, 2
		3693	rep movsd
		3694	pop ecx
		3695	and ecx, 11b
742	Rus	3696	jz .finish
1	ha	3697	@@:
		3698	rep movsb
		3699
		3700	.finish:
		3701	pop ecx edi esi
		3702	.ret:
		3703	ret
		3704
		3705
75	diamond	3706	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3707	;align 4
1	ha	3708	;
75	diamond	3709	;read_floppy_file:
1	ha	3710	;
75	diamond	3711	;; as input
		3712	;;
		3713	;; eax pointer to file
		3714	;; ebx file lenght
		3715	;; ecx start 512 byte block number
		3716	;; edx number of blocks to read
		3717	;; esi pointer to return/work area (atleast 20 000 bytes)
		3718	;;
		3719	;;
		3720	;; on return
		3721	;;
		3722	;; eax = 0 command succesful
		3723	;; 1 no fd base and/or partition defined
		3724	;; 2 yet unsupported FS
		3725	;; 3 unknown FS
		3726	;; 4 partition not defined at hd
		3727	;; 5 file not found
		3728	;; ebx = size of file
1	ha	3729	;
379	serge	3730	; mov edi,[TASK_BASE]
75	diamond	3731	; add edi,0x10
		3732	; add esi,[edi]
		3733	; add eax,[edi]
1	ha	3734	;
75	diamond	3735	; pushad
		3736	; mov edi,esi
		3737	; add edi,1024
		3738	; mov esi,0x100000+19*512
		3739	; sub ecx,1
		3740	; shl ecx,9
		3741	; add esi,ecx
		3742	; shl edx,9
		3743	; mov ecx,edx
		3744	; cld
		3745	; rep movsb
		3746	; popad
		3747	;
		3748	; mov [esp+36],eax
		3749	; mov [esp+24],ebx
		3750	; ret
1	ha	3751
		3752
		3753
		3754	align 4
		3755
		3756	sys_programirq:
		3757
765	Rus	3758	mov eax, [TASK_BASE]
		3759	add ebx, [eax + TASKDATA.mem_start]
1	ha	3760
765	Rus	3761	cmp ecx, 16
75	diamond	3762	jae .not_owner
765	Rus	3763	mov edi, [eax + TASKDATA.pid]
		3764	cmp edi, [irq_owner + 4 * ecx]
		3765	je .spril1
75	diamond	3766	.not_owner:
765	Rus	3767	xor ecx, ecx
		3768	jmp .end
		3769	.spril1:
1	ha	3770
765	Rus	3771	shl ecx, 6
		3772	mov esi, ebx
		3773	lea edi, [irq00read + ecx]
		3774	push 16
		3775	pop ecx
		3776
1	ha	3777	cld
		3778	rep movsd
765	Rus	3779	.end:
		3780	mov [esp+32], ecx
1	ha	3781	ret
		3782
		3783
		3784	align 4
		3785
		3786	get_irq_data:
760	Rus	3787	movzx esi, bh ; save number of subfunction, if bh = 1, return data size, otherwise, read data
		3788	xor bh, bh
		3789	cmp ebx, 16
75	diamond	3790	jae .not_owner
760	Rus	3791	mov edx, [4 * ebx + irq_owner] ; check for irq owner
742	Rus	3792
760	Rus	3793	mov eax,[TASK_BASE]
742	Rus	3794
760	Rus	3795	cmp edx,[eax+TASKDATA.pid]
1	ha	3796	je gidril1
75	diamond	3797	.not_owner:
760	Rus	3798	xor edx, edx
		3799	dec edx
		3800	jmp gid1
1	ha	3801
		3802	gidril1:
		3803
760	Rus	3804	shl ebx, 12
		3805	lea eax, [ebx + IRQ_SAVE] ; calculate address of the beginning of buffer + 0x0 - data size
		3806	mov edx, [eax] ; + 0x4 - data offset
		3807	dec esi
1	ha	3808	jz gid1
760	Rus	3809	test edx, edx ; check if buffer is empty
		3810	jz gid1
1	ha	3811
760	Rus	3812	mov ebx, [eax + 0x4]
		3813	mov edi, ecx
742	Rus	3814
760	Rus	3815	mov ecx, 4000 ; buffer size, used frequently
742	Rus	3816
760	Rus	3817	cmp ebx, ecx ; check for the end of buffer, if end of buffer, begin cycle again
759	Rus	3818	jb @f
742	Rus	3819
760	Rus	3820	xor ebx, ebx
759	Rus	3821
		3822	@@:
		3823
760	Rus	3824	lea esi, [ebx + edx] ; calculate data size and offset
		3825	cld
		3826	cmp esi, ecx ; if greater than the buffer size, begin cycle again
		3827	jbe @f
759	Rus	3828
760	Rus	3829	sub ecx, ebx
		3830	sub edx, ecx
759	Rus	3831
760	Rus	3832	lea esi, [eax + ebx + 0x10]
		3833	rep movsb
		3834
		3835	xor ebx, ebx
		3836	@@:
		3837	lea esi, [eax + ebx + 0x10]
		3838	mov ecx, edx
		3839	add ebx, edx
		3840
		3841	rep movsb
		3842	mov edx, [eax]
		3843	mov [eax], ecx ; set data size to zero
		3844	mov [eax + 0x4], ebx ; set data offset
		3845
1	ha	3846	gid1:
760	Rus	3847	mov [esp+32], edx ; eax
1	ha	3848	ret
		3849
		3850
		3851	set_io_access_rights:
		3852
		3853	pushad
		3854
465	serge	3855	mov edi, tss._io_map_0
1	ha	3856
465	serge	3857	; mov ecx,eax
		3858	; and ecx,7 ; offset in byte
1	ha	3859
465	serge	3860	; shr eax,3 ; number of byte
		3861	; add edi,eax
1	ha	3862
465	serge	3863	; mov ebx,1
		3864	; shl ebx,cl
1	ha	3865
742	Rus	3866	cmp ebp,0 ; enable access - ebp = 0
1	ha	3867	jne siar1
		3868
465	serge	3869	; not ebx
		3870	; and [edi],byte bl
		3871	btr [edi], eax
1	ha	3872
		3873	popad
		3874
		3875	ret
		3876
465	serge	3877	siar1:
1	ha	3878
465	serge	3879	bts [edi], eax
		3880	; or [edi],byte bl ; disable access - ebp = 1
1	ha	3881
		3882	popad
		3883
		3884	ret
		3885
		3886	r_f_port_area:
		3887
		3888	test eax, eax
		3889	jnz free_port_area
		3890	; je r_port_area
		3891	; jmp free_port_area
		3892
		3893	; r_port_area:
		3894
		3895	pushad
		3896
742	Rus	3897	cmp ebx,ecx ; beginning > end ?
75	diamond	3898	ja rpal1
		3899	cmp ecx,65536
		3900	jae rpal1
381	serge	3901	mov esi,[RESERVED_PORTS]
742	Rus	3902	test esi,esi ; no reserved areas ?
1	ha	3903	je rpal2
742	Rus	3904	cmp esi,255 ; max reserved
75	diamond	3905	jae rpal1
465	serge	3906	rpal3:
1	ha	3907	mov edi,esi
		3908	shl edi,4
381	serge	3909	add edi,RESERVED_PORTS
1	ha	3910	cmp ebx,[edi+8]
75	diamond	3911	ja rpal4
1	ha	3912	cmp ecx,[edi+4]
		3913	jae rpal1
		3914	; jb rpal4
		3915	; jmp rpal1
465	serge	3916	rpal4:
1	ha	3917
		3918	dec esi
		3919	jnz rpal3
		3920	jmp rpal2
		3921	rpal1:
		3922	popad
		3923	mov eax,1
		3924	ret
		3925
		3926	rpal2:
		3927	popad
		3928
		3929
		3930	; enable port access at port IO map
		3931	cli
742	Rus	3932	pushad ; start enable io map
1	ha	3933
		3934	cmp ecx,65536 ;16384
		3935	jae no_unmask_io ; jge
		3936
		3937	mov eax,ebx
		3938
		3939	new_port_access:
		3940
		3941	pushad
		3942
742	Rus	3943	xor ebp,ebp ; enable - eax = port
1	ha	3944	call set_io_access_rights
		3945
		3946	popad
		3947
		3948	inc eax
		3949	cmp eax,ecx
		3950	jbe new_port_access
		3951
		3952	no_unmask_io:
		3953
742	Rus	3954	popad ; end enable io map
1	ha	3955	sti
		3956
381	serge	3957	mov edi,[RESERVED_PORTS]
1	ha	3958	add edi,1
381	serge	3959	mov [RESERVED_PORTS],edi
1	ha	3960	shl edi,4
381	serge	3961	add edi,RESERVED_PORTS
379	serge	3962	mov esi,[TASK_BASE]
115	poddubny	3963	mov esi,[esi+TASKDATA.pid]
1	ha	3964	mov [edi],esi
		3965	mov [edi+4],ebx
		3966	mov [edi+8],ecx
		3967
		3968	xor eax, eax
		3969	ret
		3970
		3971	free_port_area:
		3972
		3973	pushad
		3974
381	serge	3975	mov esi,[RESERVED_PORTS] ; no reserved areas ?
75	diamond	3976	test esi,esi
1	ha	3977	je frpal2
379	serge	3978	mov edx,[TASK_BASE]
115	poddubny	3979	mov edx,[edx+TASKDATA.pid]
1	ha	3980	frpal3:
		3981	mov edi,esi
		3982	shl edi,4
381	serge	3983	add edi,RESERVED_PORTS
1	ha	3984	cmp edx,[edi]
		3985	jne frpal4
		3986	cmp ebx,[edi+4]
		3987	jne frpal4
		3988	cmp ecx,[edi+8]
		3989	jne frpal4
		3990	jmp frpal1
		3991	frpal4:
		3992	dec esi
		3993	jnz frpal3
		3994	frpal2:
		3995	popad
		3996	mov eax,1
		3997	ret
		3998	frpal1:
		3999	mov ecx,256
		4000	sub ecx,esi
		4001	shl ecx,4
		4002	mov esi,edi
		4003	add esi,16
		4004	cld
		4005	rep movsb
		4006
381	serge	4007	dec dword [RESERVED_PORTS]
1	ha	4008
		4009	popad
		4010
		4011
		4012	; disable port access at port IO map
		4013
742	Rus	4014	pushad ; start disable io map
1	ha	4015
		4016	cmp ecx,65536 ;16384
		4017	jge no_mask_io
		4018
		4019	mov eax,ebx
		4020
		4021	new_port_access_disable:
		4022
		4023	pushad
		4024
742	Rus	4025	mov ebp,1 ; disable - eax = port
1	ha	4026	call set_io_access_rights
		4027
		4028	popad
		4029
		4030	inc eax
		4031	cmp eax,ecx
		4032	jbe new_port_access_disable
		4033
		4034	no_mask_io:
		4035
742	Rus	4036	popad ; end disable io map
1	ha	4037
		4038	xor eax, eax
		4039	ret
		4040
		4041
		4042	reserve_free_irq:
		4043
765	Rus	4044	xor esi, esi
		4045	inc esi
		4046	cmp ecx, 16
		4047	jae ril1
1	ha	4048
769	Rus	4049	push ecx
765	Rus	4050	lea ecx, [irq_owner + 4 * ecx]
		4051	mov edx, [ecx]
		4052	mov eax, [TASK_BASE]
		4053	mov edi, [eax + TASKDATA.pid]
769	Rus	4054	pop eax
765	Rus	4055	dec ebx
		4056	jnz reserve_irq
1	ha	4057
765	Rus	4058	cmp edx, edi
		4059	jne ril1
		4060	dec esi
		4061	mov [ecx], esi
		4062
		4063	jmp ril1
		4064
1	ha	4065	reserve_irq:
		4066
765	Rus	4067	cmp dword [ecx], 0
		4068	jne ril1
1	ha	4069
769	Rus	4070	mov ebx, [f_irqs + 4 * eax]
		4071
774	Rus	4072	stdcall attach_int_handler, eax, ebx, dword 0
769	Rus	4073
765	Rus	4074	mov [ecx], edi
769	Rus	4075
765	Rus	4076	dec esi
1	ha	4077	ril1:
765	Rus	4078	mov [esp+32], esi ; return in eax
1	ha	4079	ret
		4080
769	Rus	4081	iglobal
		4082	f_irqs:
		4083	dd 0x0
		4084	dd 0x0
		4085	dd p_irq2
		4086	dd p_irq3
		4087	dd p_irq4
		4088	dd p_irq5
		4089	dd p_irq6
		4090	dd p_irq7
		4091	dd p_irq8
		4092	dd p_irq9
		4093	dd p_irq10
		4094	dd p_irq11
		4095	dd 0x0
		4096	dd 0x0
		4097	dd p_irq14
		4098	dd p_irq15
		4099
		4100	endg
		4101
1	ha	4102	drawbackground:
33	mario79	4103	inc [mouse_pause]
381	serge	4104	cmp [SCR_MODE],word 0x12
117	mario79	4105	je dbrv20
1	ha	4106	dbrv12:
381	serge	4107	cmp [SCR_MODE],word 0100000000000000b
1	ha	4108	jge dbrv20
381	serge	4109	cmp [SCR_MODE],word 0x13
1	ha	4110	je dbrv20
		4111	call vesa12_drawbackground
33	mario79	4112	dec [mouse_pause]
36	mario79	4113	call [draw_pointer]
1	ha	4114	ret
		4115	dbrv20:
527	diamond	4116	cmp [BgrDrawMode],dword 1
1	ha	4117	jne bgrstr
		4118	call vesa20_drawbackground_tiled
33	mario79	4119	dec [mouse_pause]
36	mario79	4120	call [draw_pointer]
1	ha	4121	ret
		4122	bgrstr:
		4123	call vesa20_drawbackground_stretch
33	mario79	4124	dec [mouse_pause]
36	mario79	4125	call [draw_pointer]
1	ha	4126	ret
		4127
75	diamond	4128	align 4
1	ha	4129
742	Rus	4130	syscall_putimage: ; PutImage
1	ha	4131	sys_putimage:
53	mikedld	4132	test ecx,0x80008000
		4133	jnz .exit
		4134	test ecx,0x0000FFFF
		4135	jz .exit
		4136	test ecx,0xFFFF0000
		4137	jnz @f
		4138	.exit:
		4139	ret
		4140	@@:
742	Rus	4141	mov edi,[current_slot]
		4142	add dx,word[edi+APPDATA.wnd_clientbox.top]
		4143	rol edx,16
		4144	add dx,word[edi+APPDATA.wnd_clientbox.left]
		4145	rol edx,16
114	mikedld	4146	.forced:
742	Rus	4147	push ebp esi 0
		4148	mov ebp, putimage_get24bpp
		4149	mov esi, putimage_init24bpp
283	diamond	4150	sys_putimage_bpp:
		4151	; call [disable_mouse] ; this will be done in xxx_putimage
117	mario79	4152	; mov eax, vga_putimage
742	Rus	4153	cmp [SCR_MODE], word 0x12
		4154	jz @f ;.doit
		4155	mov eax, vesa12_putimage
		4156	cmp [SCR_MODE], word 0100000000000000b
		4157	jae @f
		4158	cmp [SCR_MODE], word 0x13
		4159	jnz .doit
75	diamond	4160	@@:
742	Rus	4161	mov eax, vesa20_putimage
75	diamond	4162	.doit:
742	Rus	4163	inc [mouse_pause]
		4164	call eax
		4165	dec [mouse_pause]
		4166	pop ebp esi ebp
		4167	jmp [draw_pointer]
1	ha	4168
283	diamond	4169	syscall_putimage_palette:
742	Rus	4170	mov edi, esi
		4171	mov esi, edx
		4172	mov edx, ecx
		4173	mov ecx, ebx
		4174	mov ebx, eax
283	diamond	4175	sys_putimage_palette:
		4176	; ebx = pointer to image
		4177	; ecx = [xsize]*65536 + [ysize]
		4178	; edx = [xstart]*65536 + [ystart]
314	diamond	4179	; esi = number of bits per pixel, must be 8, 24 or 32
283	diamond	4180	; edi = pointer to palette
314	diamond	4181	; ebp = row delta
742	Rus	4182	mov eax, [CURRENT_TASK]
		4183	shl eax, 8
		4184	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4185	rol edx, 16
		4186	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4187	rol edx, 16
283	diamond	4188	.forced:
742	Rus	4189	push ebp esi ebp
		4190	cmp esi, 8
		4191	jnz @f
		4192	mov ebp, putimage_get8bpp
		4193	mov esi, putimage_init8bpp
		4194	jmp sys_putimage_bpp
314	diamond	4195	@@:
742	Rus	4196	cmp esi, 24
		4197	jnz @f
		4198	mov ebp, putimage_get24bpp
		4199	mov esi, putimage_init24bpp
		4200	jmp sys_putimage_bpp
314	diamond	4201	@@:
742	Rus	4202	cmp esi, 32
		4203	jnz @f
		4204	mov ebp, putimage_get32bpp
		4205	mov esi, putimage_init32bpp
		4206	jmp sys_putimage_bpp
314	diamond	4207	@@:
742	Rus	4208	pop ebp esi
		4209	ret
283	diamond	4210
		4211	putimage_init24bpp:
742	Rus	4212	lea eax, [eax*3]
283	diamond	4213	putimage_init8bpp:
742	Rus	4214	ret
283	diamond	4215
		4216	putimage_get24bpp:
742	Rus	4217	mov eax, [esi]
		4218	add esi, 3
		4219	ret 4
283	diamond	4220	putimage_get8bpp:
742	Rus	4221	movzx eax, byte [esi]
		4222	push edx
		4223	mov edx, [esp+8]
		4224	mov eax, [edx+eax*4]
		4225	pop edx
		4226	inc esi
		4227	ret 4
283	diamond	4228
314	diamond	4229	putimage_init32bpp:
742	Rus	4230	shl eax, 2
		4231	ret
314	diamond	4232	putimage_get32bpp:
742	Rus	4233	lodsd
		4234	ret 4
314	diamond	4235
1	ha	4236	; eax x beginning
		4237	; ebx y beginning
		4238	; ecx x end
283	diamond	4239	; edx y end
1	ha	4240	; edi color
		4241
		4242	__sys_drawbar:
742	Rus	4243	mov esi,[current_slot]
		4244	add eax,[esi+APPDATA.wnd_clientbox.left]
		4245	add ecx,[esi+APPDATA.wnd_clientbox.left]
		4246	add ebx,[esi+APPDATA.wnd_clientbox.top]
		4247	add edx,[esi+APPDATA.wnd_clientbox.top]
114	mikedld	4248	.forced:
33	mario79	4249	inc [mouse_pause]
283	diamond	4250	; call [disable_mouse]
381	serge	4251	cmp [SCR_MODE],word 0x12
742	Rus	4252	je dbv20
1	ha	4253	sdbv20:
381	serge	4254	cmp [SCR_MODE],word 0100000000000000b
1	ha	4255	jge dbv20
381	serge	4256	cmp [SCR_MODE],word 0x13
742	Rus	4257	je dbv20
1	ha	4258	call vesa12_drawbar
33	mario79	4259	dec [mouse_pause]
36	mario79	4260	call [draw_pointer]
1	ha	4261	ret
		4262	dbv20:
		4263	call vesa20_drawbar
33	mario79	4264	dec [mouse_pause]
36	mario79	4265	call [draw_pointer]
1	ha	4266	ret
		4267
		4268
		4269
		4270	kb_read:
		4271
742	Rus	4272	push ecx edx
1	ha	4273
742	Rus	4274	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4275	kr_loop:
742	Rus	4276	in al,0x64
		4277	test al,1
		4278	jnz kr_ready
		4279	loop kr_loop
		4280	mov ah,1
		4281	jmp kr_exit
1	ha	4282	kr_ready:
742	Rus	4283	push ecx
		4284	mov ecx,32
1	ha	4285	kr_delay:
742	Rus	4286	loop kr_delay
		4287	pop ecx
		4288	in al,0x60
		4289	xor ah,ah
1	ha	4290	kr_exit:
		4291
742	Rus	4292	pop edx ecx
1	ha	4293
742	Rus	4294	ret
1	ha	4295
		4296
		4297	kb_write:
		4298
742	Rus	4299	push ecx edx
1	ha	4300
742	Rus	4301	mov dl,al
265	diamond	4302	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4303	; kw_loop1:
		4304	; in al,0x64
		4305	; test al,0x20
		4306	; jz kw_ok1
		4307	; loop kw_loop1
		4308	; mov ah,1
		4309	; jmp kw_exit
		4310	; kw_ok1:
742	Rus	4311	in al,0x60
		4312	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4313	kw_loop:
742	Rus	4314	in al,0x64
		4315	test al,2
		4316	jz kw_ok
		4317	loop kw_loop
		4318	mov ah,1
		4319	jmp kw_exit
1	ha	4320	kw_ok:
742	Rus	4321	mov al,dl
		4322	out 0x60,al
		4323	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4324	kw_loop3:
742	Rus	4325	in al,0x64
		4326	test al,2
		4327	jz kw_ok3
		4328	loop kw_loop3
		4329	mov ah,1
		4330	jmp kw_exit
1	ha	4331	kw_ok3:
742	Rus	4332	mov ah,8
1	ha	4333	kw_loop4:
742	Rus	4334	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4335	kw_loop5:
742	Rus	4336	in al,0x64
		4337	test al,1
		4338	jnz kw_ok4
		4339	loop kw_loop5
		4340	dec ah
		4341	jnz kw_loop4
1	ha	4342	kw_ok4:
742	Rus	4343	xor ah,ah
1	ha	4344	kw_exit:
		4345
742	Rus	4346	pop edx ecx
1	ha	4347
742	Rus	4348	ret
1	ha	4349
		4350
		4351	kb_cmd:
		4352
742	Rus	4353	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4354	c_wait:
742	Rus	4355	in al,0x64
		4356	test al,2
		4357	jz c_send
		4358	loop c_wait
		4359	jmp c_error
1	ha	4360	c_send:
742	Rus	4361	mov al,bl
		4362	out 0x64,al
		4363	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4364	c_accept:
742	Rus	4365	in al,0x64
		4366	test al,2
		4367	jz c_ok
		4368	loop c_accept
1	ha	4369	c_error:
742	Rus	4370	mov ah,1
		4371	jmp c_exit
1	ha	4372	c_ok:
742	Rus	4373	xor ah,ah
1	ha	4374	c_exit:
742	Rus	4375	ret
1	ha	4376
		4377
		4378	setmouse: ; set mousepicture -pointer
742	Rus	4379	; ps2 mouse enable
1	ha	4380
381	serge	4381	mov [MOUSE_PICTURE],dword mousepointer
1	ha	4382
		4383	cli
		4384
		4385	ret
		4386
		4387
		4388	_rdtsc:
164	serge	4389	bt [cpu_caps], CAPS_TSC
		4390	jnc ret_rdtsc
1	ha	4391	rdtsc
		4392	ret
		4393	ret_rdtsc:
		4394	mov edx,0xffffffff
		4395	mov eax,0xffffffff
		4396	ret
		4397
		4398	rerouteirqs:
		4399
742	Rus	4400	cli
1	ha	4401
742	Rus	4402	mov al,0x11 ; icw4, edge triggered
		4403	out 0x20,al
		4404	call pic_delay
		4405	out 0xA0,al
		4406	call pic_delay
1	ha	4407
742	Rus	4408	mov al,0x20 ; generate 0x20 +
		4409	out 0x21,al
		4410	call pic_delay
		4411	mov al,0x28 ; generate 0x28 +
		4412	out 0xA1,al
		4413	call pic_delay
1	ha	4414
742	Rus	4415	mov al,0x04 ; slave at irq2
		4416	out 0x21,al
		4417	call pic_delay
		4418	mov al,0x02 ; at irq9
		4419	out 0xA1,al
		4420	call pic_delay
1	ha	4421
742	Rus	4422	mov al,0x01 ; 8086 mode
		4423	out 0x21,al
		4424	call pic_delay
		4425	out 0xA1,al
		4426	call pic_delay
1	ha	4427
742	Rus	4428	mov al,255 ; mask all irq's
		4429	out 0xA1,al
		4430	call pic_delay
		4431	out 0x21,al
		4432	call pic_delay
1	ha	4433
742	Rus	4434	mov ecx,0x1000
		4435	cld
		4436	picl1: call pic_delay
		4437	loop picl1
1	ha	4438
742	Rus	4439	mov al,255 ; mask all irq's
		4440	out 0xA1,al
		4441	call pic_delay
		4442	out 0x21,al
		4443	call pic_delay
1	ha	4444
742	Rus	4445	cli
1	ha	4446
742	Rus	4447	ret
1	ha	4448
		4449
		4450	pic_delay:
		4451
742	Rus	4452	jmp pdl1
		4453	pdl1: ret
1	ha	4454
		4455
		4456	sys_msg_board_str:
		4457
		4458	pushad
		4459	@@:
		4460	cmp [esi],byte 0
		4461	je @f
		4462	mov eax,1
		4463	movzx ebx,byte [esi]
		4464	call sys_msg_board
		4465	inc esi
		4466	jmp @b
		4467	@@:
		4468	popad
		4469	ret
		4470
709	diamond	4471	sys_msg_board_byte:
		4472	; in: al = byte to display
		4473	; out: nothing
		4474	; destroys: nothing
742	Rus	4475	pushad
		4476	mov ecx, 2
		4477	shl eax, 24
		4478	jmp @f
709	diamond	4479
		4480	sys_msg_board_word:
		4481	; in: ax = word to display
		4482	; out: nothing
		4483	; destroys: nothing
742	Rus	4484	pushad
		4485	mov ecx, 4
		4486	shl eax, 16
		4487	jmp @f
709	diamond	4488
		4489	sys_msg_board_dword:
		4490	; in: eax = dword to display
		4491	; out: nothing
		4492	; destroys: nothing
742	Rus	4493	pushad
		4494	mov ecx, 8
709	diamond	4495	@@:
742	Rus	4496	push ecx
		4497	rol eax, 4
		4498	push eax
		4499	and al, 0xF
		4500	cmp al, 10
		4501	sbb al, 69h
		4502	das
		4503	mov bl, al
		4504	xor eax, eax
		4505	inc eax
		4506	call sys_msg_board
		4507	pop eax
		4508	pop ecx
		4509	loop @b
		4510	popad
		4511	ret
709	diamond	4512
1	ha	4513	uglobal
373	mikedld	4514	msg_board_data: times 4096 db 0
1	ha	4515	msg_board_count dd 0x0
		4516	endg
		4517
		4518	sys_msg_board:
		4519
		4520	; eax=1 : write : bl byte to write
		4521	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4522
671	Ghost	4523	mov ecx, [msg_board_count]
		4524	cmp eax, 1
		4525	jne .smbl1
1	ha	4526
		4527
671	Ghost	4528	mov [msg_board_data+ecx],bl
		4529	inc ecx
		4530	and ecx, 4095
		4531	mov [msg_board_count], ecx
		4532	mov [check_idle_semaphore], 5
		4533	ret
		4534	.smbl1:
		4535	cmp eax, 2
		4536	jne .smbl2
		4537	test ecx, ecx
		4538	jz .smbl21
		4539	mov eax, msg_board_data+1
		4540	mov ebx, msg_board_data
		4541	movzx edx, byte [ebx]
		4542	call memmove
		4543	dec [msg_board_count]
		4544	mov [esp + 36], edx ;eax
		4545	mov [esp + 24], dword 1
		4546	ret
		4547	.smbl21:
		4548	mov [esp+36], ecx
		4549	mov [esp+24], ecx
		4550	.smbl2:
		4551	ret
1	ha	4552
		4553
		4554
		4555	sys_process_def:
742	Rus	4556	mov edi, [CURRENT_TASK]
1	ha	4557
742	Rus	4558	dec eax ; 1 = set keyboard mode
1	ha	4559	jne no_set_keyboard_setup
		4560
		4561	shl edi,8
380	serge	4562	mov [edi+SLOT_BASE + APPDATA.keyboard_mode],bl
1	ha	4563
		4564	ret
		4565
		4566	no_set_keyboard_setup:
		4567
742	Rus	4568	dec eax ; 2 = get keyboard mode
1	ha	4569	jne no_get_keyboard_setup
		4570
		4571	shl edi,8
380	serge	4572	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
1	ha	4573
		4574	mov [esp+36],eax
		4575
		4576	ret
		4577
		4578	no_get_keyboard_setup:
		4579
742	Rus	4580	dec eax ; 3 = get keyboard ctrl, alt, shift
1	ha	4581	jne no_get_keyboard_cas
		4582
		4583	; xor eax,eax
		4584	; movzx eax,byte [shift]
		4585	; movzx ebx,byte [ctrl]
		4586	; shl ebx,2
		4587	; add eax,ebx
		4588	; movzx ebx,byte [alt]
		4589	; shl ebx,3
		4590	; add eax,ebx
		4591
		4592	;// mike.dld [
		4593	mov eax, [kb_state]
		4594	;// mike.dld ]
		4595
		4596	mov [esp+36],eax
		4597
		4598	ret
		4599
		4600	no_get_keyboard_cas:
		4601
742	Rus	4602	dec eax
		4603	jnz no_add_keyboard_hotkey
1	ha	4604
742	Rus	4605	mov eax, hotkey_list
92	diamond	4606	@@:
742	Rus	4607	cmp dword [eax+8], 0
		4608	jz .found_free
		4609	add eax, 16
		4610	cmp eax, hotkey_list+16*256
		4611	jb @b
		4612	mov dword [esp+36], 1
		4613	ret
92	diamond	4614	.found_free:
742	Rus	4615	mov [eax+8], edi
		4616	mov [eax+4], ecx
		4617	movzx ebx, bl
		4618	lea ebx, [hotkey_scancodes+ebx*4]
		4619	mov ecx, [ebx]
		4620	mov [eax], ecx
		4621	mov [ebx], eax
		4622	mov [eax+12], ebx
		4623	jecxz @f
		4624	mov [ecx+12], eax
92	diamond	4625	@@:
742	Rus	4626	and dword [esp+36], 0
		4627	ret
92	diamond	4628
		4629	no_add_keyboard_hotkey:
		4630
742	Rus	4631	dec eax
		4632	jnz no_del_keyboard_hotkey
92	diamond	4633
742	Rus	4634	movzx ebx, bl
		4635	lea ebx, [hotkey_scancodes+ebx*4]
		4636	mov eax, [ebx]
92	diamond	4637	.scan:
742	Rus	4638	test eax, eax
		4639	jz .notfound
		4640	cmp [eax+8], edi
		4641	jnz .next
		4642	cmp [eax+4], ecx
		4643	jz .found
92	diamond	4644	.next:
742	Rus	4645	mov eax, [eax]
		4646	jmp .scan
92	diamond	4647	.notfound:
742	Rus	4648	mov dword [esp+36], 1
		4649	ret
92	diamond	4650	.found:
742	Rus	4651	mov ecx, [eax]
		4652	jecxz @f
		4653	mov edx, [eax+12]
		4654	mov [ecx+12], edx
92	diamond	4655	@@:
742	Rus	4656	mov ecx, [eax+12]
		4657	mov edx, [eax]
		4658	mov [ecx], edx
		4659	xor edx, edx
		4660	mov [eax+4], edx
		4661	mov [eax+8], edx
		4662	mov [eax+12], edx
		4663	mov [eax], edx
		4664	mov [esp+36], edx
		4665	ret
92	diamond	4666
		4667	no_del_keyboard_hotkey:
1	ha	4668	ret
		4669
		4670
		4671	align 4
		4672
742	Rus	4673	sys_gs: ; direct screen access
1	ha	4674
742	Rus	4675	cmp eax,1 ; resolution
1	ha	4676	jne no_gs1
753	serge	4677	mov eax,[Screen_Max_X]
1	ha	4678	shl eax,16
753	serge	4679	mov ax,[Screen_Max_Y]
1	ha	4680	add eax,0x00010001
		4681	mov [esp+36],eax
		4682	ret
		4683	no_gs1:
		4684
742	Rus	4685	cmp eax,2 ; bits per pixel
1	ha	4686	jne no_gs2
381	serge	4687	movzx eax,byte [ScreenBPP]
1	ha	4688	mov [esp+36],eax
		4689	ret
		4690	no_gs2:
		4691
742	Rus	4692	cmp eax,3 ; bytes per scanline
1	ha	4693	jne no_gs3
381	serge	4694	mov eax,[BytesPerScanLine]
1	ha	4695	mov [esp+36],eax
		4696	ret
		4697	no_gs3:
		4698
		4699	mov [esp+36],dword -1
		4700	ret
		4701
		4702
		4703	align 4 ; PCI functions
		4704
		4705	sys_pci:
		4706
		4707	call pci_api
		4708	mov [esp+36],eax
		4709	ret
		4710
		4711
		4712	align 4 ; system functions
		4713
742	Rus	4714	syscall_setpixel: ; SetPixel
1	ha	4715
742	Rus	4716	mov eax, ebx
		4717	mov ebx, ecx
		4718	mov ecx, edx
		4719	mov edx, [TASK_BASE]
		4720	add eax, [edx-twdw+WDATA.box.left]
		4721	add ebx, [edx-twdw+WDATA.box.top]
		4722	mov edi, [current_slot]
		4723	add eax, [edi+APPDATA.wnd_clientbox.left]
		4724	add ebx, [edi+APPDATA.wnd_clientbox.top]
		4725	xor edi, edi ; no force
684	diamond	4726	; mov edi, 1
742	Rus	4727	call [disable_mouse]
		4728	jmp [putpixel]
1	ha	4729
		4730	align 4
		4731
742	Rus	4732	syscall_writetext: ; WriteText
1	ha	4733
742	Rus	4734	mov eax,[TASK_BASE]
		4735	mov ebp,[eax-twdw+WDATA.box.left]
		4736	push esi
		4737	mov esi,[current_slot]
		4738	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4739	shl ebp,16
		4740	add ebp,[eax-twdw+WDATA.box.top]
		4741	add bp,word[esi+APPDATA.wnd_clientbox.top]
		4742	pop esi
		4743	add ebx,ebp
		4744	mov eax,edi
		4745	xor edi,edi
		4746	jmp dtext
1	ha	4747
		4748	align 4
		4749
742	Rus	4750	syscall_openramdiskfile: ; OpenRamdiskFile
1	ha	4751
742	Rus	4752	mov eax, ebx
		4753	mov ebx, ecx
		4754	mov ecx, edx
		4755	mov edx, esi
		4756	mov esi, 12
		4757	call fileread
		4758	mov [esp+32], eax
		4759	ret
1	ha	4760
		4761	align 4
		4762
742	Rus	4763	syscall_drawrect: ; DrawRect
1	ha	4764
671	Ghost	4765	mov edi, edx ; color + gradient
		4766	and edi, 0x80FFFFFF
		4767	test bx, bx ; x.size
		4768	je .drectr
		4769	test cx, cx ; y.size
		4770	je .drectr
1	ha	4771
671	Ghost	4772	mov eax, ebx ; bad idea
		4773	mov ebx, ecx
1	ha	4774
671	Ghost	4775	movzx ecx, ax ; ecx - x.size
		4776	shr eax, 16 ; eax - x.coord
		4777	movzx edx, bx ; edx - y.size
		4778	shr ebx, 16 ; ebx - y.coord
		4779	mov esi, [current_slot]
1	ha	4780
671	Ghost	4781	add eax, [esi + APPDATA.wnd_clientbox.left]
		4782	add ebx, [esi + APPDATA.wnd_clientbox.top]
		4783	add ecx, eax
		4784	add edx, ebx
		4785	jmp [drawbar]
		4786	.drectr:
		4787	ret
1	ha	4788
		4789	align 4
742	Rus	4790	syscall_getscreensize: ; GetScreenSize
759	Rus	4791	mov ax, [Screen_Max_X]
671	Ghost	4792	shl eax, 16
759	Rus	4793	mov ax, [Screen_Max_Y]
671	Ghost	4794	mov [esp + 32], eax
		4795	ret
1	ha	4796
671	Ghost	4797	align 4
		4798
742	Rus	4799	syscall_cdaudio: ; CD
1	ha	4800
742	Rus	4801	cmp eax, 4
		4802	jb .audio
		4803	jz .eject
		4804	cmp eax, 5
		4805	jnz .ret
588	diamond	4806	.load:
742	Rus	4807	call .reserve
		4808	call LoadMedium
		4809	call .free
		4810	ret
588	diamond	4811	.eject:
742	Rus	4812	call .reserve
		4813	call clear_CD_cache
		4814	call allow_medium_removal
		4815	call EjectMedium
		4816	call .free
		4817	ret
588	diamond	4818	.audio:
1	ha	4819	call sys_cd_audio
		4820	mov [esp+36],eax
588	diamond	4821	.ret:
1	ha	4822	ret
		4823
588	diamond	4824	.reserve:
742	Rus	4825	call reserve_cd
		4826	mov eax, ebx
		4827	shr eax, 1
		4828	and eax, 1
		4829	inc eax
		4830	mov [ChannelNumber], ax
		4831	mov eax, ebx
		4832	and eax, 1
		4833	mov [DiskNumber], al
		4834	call reserve_cd_channel
		4835	and ebx, 3
		4836	inc ebx
		4837	mov [cdpos], ebx
		4838	add ebx, ebx
		4839	mov cl, 8
		4840	sub cl, bl
		4841	mov al, [DRIVE_DATA+1]
		4842	shr al, cl
		4843	test al, 2
		4844	jz .err
		4845	ret
588	diamond	4846	.free:
742	Rus	4847	call free_cd_channel
		4848	and [cd_status], 0
		4849	ret
590	diamond	4850	.err:
742	Rus	4851	call .free
		4852	pop eax
		4853	ret
588	diamond	4854
1	ha	4855	align 4
		4856
742	Rus	4857	syscall_getpixel: ; GetPixel
753	serge	4858	mov ecx, [Screen_Max_X]
1	ha	4859	inc ecx
671	Ghost	4860	xor edx, edx
		4861	mov eax, ebx
1	ha	4862	div ecx
671	Ghost	4863	mov ebx, edx
		4864	xchg eax, ebx
		4865	call dword [GETPIXEL] ; eax - x, ebx - y
		4866	mov [esp + 32], ecx
1	ha	4867	ret
		4868
		4869
		4870	align 4
		4871
742	Rus	4872	syscall_drawline: ; DrawLine
1	ha	4873
671	Ghost	4874	mov edi, [TASK_BASE]
752	Lrz	4875	movzx eax, word[edi-twdw+WDATA.box.left]
		4876	mov ebp, eax
671	Ghost	4877	mov esi, [current_slot]
		4878	add ebp, [esi+APPDATA.wnd_clientbox.left]
752	Lrz	4879	add ax, word[esi+APPDATA.wnd_clientbox.left]
		4880	add ebp,ebx
		4881	shl eax, 16
		4882	movzx ebx, word[edi-twdw+WDATA.box.top]
671	Ghost	4883	add eax, ebp
752	Lrz	4884	mov ebp, ebx
671	Ghost	4885	add ebp, [esi+APPDATA.wnd_clientbox.top]
752	Lrz	4886	add bx, word[esi+APPDATA.wnd_clientbox.top]
759	Rus	4887	add ebp, ecx
752	Lrz	4888	shl ebx, 16
671	Ghost	4889	xor edi, edi
752	Lrz	4890	add ebx, ebp
		4891	mov ecx, edx
671	Ghost	4892	jmp [draw_line]
1	ha	4893
		4894	align 4
		4895
742	Rus	4896	syscall_getirqowner: ; GetIrqOwner
		4897
		4898	cmp ebx,16
75	diamond	4899	jae .err
742	Rus	4900
774	Rus	4901	cmp [irq_rights + 4 * ebx], dword 2
		4902	je .err
		4903
742	Rus	4904	mov eax,[4 * ebx + irq_owner]
		4905	mov [esp+32],eax
		4906
1	ha	4907	ret
75	diamond	4908	.err:
742	Rus	4909	or dword [esp+32], -1
75	diamond	4910	ret
1	ha	4911
		4912	align 4
		4913
742	Rus	4914	syscall_reserveportarea: ; ReservePortArea and FreePortArea
1	ha	4915
		4916	call r_f_port_area
		4917	mov [esp+36],eax
		4918	ret
		4919
		4920	align 4
		4921
742	Rus	4922	syscall_threads: ; CreateThreads
1	ha	4923
		4924	call sys_threads
		4925	mov [esp+36],eax
		4926	ret
		4927
		4928	align 4
		4929
		4930	stack_driver_stat:
		4931
742	Rus	4932	call app_stack_handler ; Stack status
1	ha	4933
		4934	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4935	; call change_task ; between sent packet
		4936
		4937	mov [esp+36],eax
		4938	ret
		4939
		4940	align 4
		4941
742	Rus	4942	socket: ; Socket interface
1	ha	4943	call app_socket_handler
		4944
		4945	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4946	; call change_task ; between sent packet
		4947
		4948	mov [esp+36],eax
		4949	mov [esp+24],ebx
		4950	ret
		4951
		4952	align 4
		4953
742	Rus	4954	read_from_hd: ; Read from hd - fn not in use
1	ha	4955
379	serge	4956	mov edi,[TASK_BASE]
115	poddubny	4957	add edi,TASKDATA.mem_start
1	ha	4958	add eax,[edi]
		4959	add ecx,[edi]
		4960	add edx,[edi]
		4961	call file_read
		4962
		4963	mov [esp+36],eax
		4964	mov [esp+24],ebx
		4965
		4966	ret
		4967
375	Ghost	4968	paleholder:
742	Rus	4969	ret
378	serge	4970
757	serge	4971	align 4
		4972	set_screen:
759	Rus	4973	cmp eax, [Screen_Max_X]
		4974	jne .set
709	diamond	4975
759	Rus	4976	cmp edx, [Screen_Max_Y]
		4977	jne .set
		4978	ret
757	serge	4979	.set:
759	Rus	4980	pushfd
		4981	cli
757	serge	4982
759	Rus	4983	mov [Screen_Max_X], eax
		4984	mov [Screen_Max_Y], edx
757	serge	4985
759	Rus	4986	mov [screen_workarea.right],eax
		4987	mov [screen_workarea.bottom], edx
		4988	inc eax
		4989	shl eax, 2 ;32 bpp
		4990	mov [BytesPerScanLine], eax
		4991	push ebx
		4992	push esi
		4993	push edi
		4994	call repos_windows
		4995	mov eax, 0
		4996	mov ebx, 0
		4997	mov ecx, [Screen_Max_X]
		4998	mov edx, [Screen_Max_Y]
		4999	call calculatescreen
		5000	pop edi
		5001	pop esi
		5002	pop ebx
757	serge	5003
759	Rus	5004	popfd
		5005	ret
757	serge	5006
76	mario79	5007	; --------------- APM ---------------------
		5008	apm_entry dp 0
742	Rus	5009	apm_vf dd 0
1	ha	5010	align 4
76	mario79	5011	sys_apm:
		5012	cmp word [apm_vf], 0 ; Check APM BIOS enable
		5013	jne @f
742	Rus	5014	or [esp + 56], byte 1 ; error
		5015	mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported
76	mario79	5016	ret
164	serge	5017
465	serge	5018	@@:
		5019	xchg eax, ecx
76	mario79	5020	xchg ebx, ecx
164	serge	5021
76	mario79	5022	cmp al, 3
742	Rus	5023	ja @f
78	diamond	5024	and [esp + 56], byte 0xfe ; emulate func 0..3 as func 0
76	mario79	5025	mov eax, [apm_vf]
		5026	mov [esp + 36], eax
		5027	shr eax, 16
		5028	mov [esp + 32], eax
		5029	ret
78	diamond	5030
465	serge	5031	@@:
		5032
		5033	mov esi, [master_tab+(OS_BASE shr 20)]
		5034	xchg [master_tab], esi
		5035	push esi
		5036	mov edi, cr3
742	Rus	5037	mov cr3, edi ;flush TLB
465	serge	5038
742	Rus	5039	call pword [apm_entry] ; call APM BIOS
465	serge	5040
		5041	xchg eax, [esp]
		5042	mov [master_tab], eax
		5043	mov eax, cr3
		5044	mov cr3, eax
		5045	pop eax
		5046
76	mario79	5047	mov [esp + 8 ], edi
		5048	mov [esp + 12], esi
		5049	mov [esp + 24], ebx
		5050	mov [esp + 28], edx
		5051	mov [esp + 32], ecx
		5052	mov [esp + 36], eax
		5053	setc al
78	diamond	5054	and [esp + 56], byte 0xfe
742	Rus	5055	or [esp + 56], al
465	serge	5056
		5057
76	mario79	5058	ret
		5059	; -----------------------------------------
1	ha	5060
76	mario79	5061	align 4
		5062
742	Rus	5063	undefined_syscall: ; Undefined system call
671	Ghost	5064	mov [esp + 32], dword -1
1	ha	5065	ret
		5066
465	serge	5067	align 4
742	Rus	5068	system_shutdown: ; shut down the system
1	ha	5069
742	Rus	5070	cmp byte [BOOT_VAR+0x9030], 1
		5071	jne @F
		5072	ret
465	serge	5073	@@:
742	Rus	5074	call stop_all_services
		5075	push 3 ; stop playing cd
		5076	pop eax
		5077	call sys_cd_audio
1	ha	5078
465	serge	5079	yes_shutdown_param:
742	Rus	5080	cli
1	ha	5081
742	Rus	5082	mov eax, kernel_file ; load kernel.mnt to 0x7000:0
		5083	push 12
		5084	pop esi
		5085	xor ebx,ebx
		5086	or ecx,-1
		5087	mov edx, OS_BASE+0x70000
		5088	call fileread
1	ha	5089
742	Rus	5090	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5091	mov edi,OS_BASE+0x40000
		5092	mov ecx,1000
		5093	rep movsb
1	ha	5094
742	Rus	5095	mov esi,OS_BASE+0x2F0000 ; restore 0x0 - 0xffff
		5096	mov edi, OS_BASE
		5097	mov ecx,0x10000/4
		5098	cld
		5099	rep movsd
1	ha	5100
742	Rus	5101	call restorefatchain
1	ha	5102
742	Rus	5103	mov al, 0xFF
		5104	out 0x21, al
		5105	out 0xA1, al
1	ha	5106
709	diamond	5107	if 1
742	Rus	5108	mov word [OS_BASE+0x467+0],pr_mode_exit
		5109	mov word [OS_BASE+0x467+2],0x1000
1	ha	5110
742	Rus	5111	mov al,0x0F
		5112	out 0x70,al
		5113	mov al,0x05
		5114	out 0x71,al
1	ha	5115
742	Rus	5116	mov al,0xFE
		5117	out 0x64,al
709	diamond	5118
742	Rus	5119	hlt
1	ha	5120
709	diamond	5121	else
742	Rus	5122	cmp byte [OS_BASE + 0x9030], 2
		5123	jnz no_acpi_power_off
1	ha	5124
709	diamond	5125	; scan for RSDP
		5126	; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
742	Rus	5127	movzx eax, word [OS_BASE + 0x40E]
		5128	shl eax, 4
		5129	jz @f
		5130	mov ecx, 1024/16
		5131	call scan_rsdp
		5132	jnc .rsdp_found
709	diamond	5133	@@:
		5134	; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
742	Rus	5135	mov eax, 0xE0000
		5136	mov ecx, 0x2000
		5137	call scan_rsdp
		5138	jc no_acpi_power_off
709	diamond	5139	.rsdp_found:
742	Rus	5140	mov esi, [eax+16] ; esi contains physical address of the RSDT
		5141	mov ebp, [ipc_tmp]
		5142	stdcall map_page, ebp, esi, PG_MAP
		5143	lea eax, [esi+1000h]
		5144	lea edx, [ebp+1000h]
		5145	stdcall map_page, edx, eax, PG_MAP
		5146	and esi, 0xFFF
		5147	add esi, ebp
		5148	cmp dword [esi], 'RSDT'
		5149	jnz no_acpi_power_off
		5150	mov ecx, [esi+4]
		5151	sub ecx, 24h
		5152	jbe no_acpi_power_off
		5153	shr ecx, 2
		5154	add esi, 24h
709	diamond	5155	.scan_fadt:
742	Rus	5156	lodsd
		5157	mov ebx, eax
		5158	lea eax, [ebp+2000h]
		5159	stdcall map_page, eax, ebx, PG_MAP
		5160	lea eax, [ebp+3000h]
		5161	add ebx, 0x1000
		5162	stdcall map_page, eax, ebx, PG_MAP
		5163	and ebx, 0xFFF
		5164	lea ebx, [ebx+ebp+2000h]
		5165	cmp dword [ebx], 'FACP'
		5166	jz .fadt_found
		5167	loop .scan_fadt
		5168	jmp no_acpi_power_off
709	diamond	5169	.fadt_found:
		5170	; ebx is linear address of FADT
742	Rus	5171	mov edx, [ebx+48]
		5172	test edx, edx
		5173	jz .nosmi
		5174	mov al, [ebx+52]
		5175	out dx, al
		5176	mov edx, [ebx+64]
709	diamond	5177	@@:
742	Rus	5178	in ax, dx
		5179	test al, 1
		5180	jz @b
709	diamond	5181	.nosmi:
742	Rus	5182	mov edx, [ebx+64]
		5183	in ax, dx
		5184	and ax, 203h
		5185	or ax, 3C00h
		5186	out dx, ax
		5187	mov edx, [ebx+68]
		5188	test edx, edx
		5189	jz @f
		5190	in ax, dx
		5191	and ax, 203h
		5192	or ax, 3C00h
		5193	out dx, ax
709	diamond	5194	@@:
742	Rus	5195	jmp $
709	diamond	5196
		5197
		5198	no_acpi_power_off:
742	Rus	5199	mov word [OS_BASE+0x467+0],pr_mode_exit
		5200	mov word [OS_BASE+0x467+2],0x1000
709	diamond	5201
742	Rus	5202	mov al,0x0F
		5203	out 0x70,al
		5204	mov al,0x05
		5205	out 0x71,al
709	diamond	5206
742	Rus	5207	mov al,0xFE
		5208	out 0x64,al
709	diamond	5209
742	Rus	5210	hlt
709	diamond	5211
		5212	scan_rsdp:
742	Rus	5213	add eax, OS_BASE
709	diamond	5214	.s:
742	Rus	5215	cmp dword [eax], 'RSD '
		5216	jnz .n
		5217	cmp dword [eax+4], 'PTR '
		5218	jnz .n
		5219	xor edx, edx
		5220	xor esi, esi
709	diamond	5221	@@:
742	Rus	5222	add dl, [eax+esi]
		5223	inc esi
		5224	cmp esi, 20
		5225	jnz @b
		5226	test dl, dl
		5227	jz .ok
709	diamond	5228	.n:
742	Rus	5229	add eax, 10h
		5230	loop .s
		5231	stc
709	diamond	5232	.ok:
742	Rus	5233	ret
709	diamond	5234	end if
		5235
465	serge	5236	include "data32.inc"
1	ha	5237
465	serge	5238	__REV__ = __REV
1	ha	5239
		5240	uglobals_size = $ - endofcode
41	mikedld	5241	diff16 "end of kernel code",0,$
426	mikedld	5242

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(root)/kernel/trunk/kernel.asm @ 1587 – Rev 802