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

Rev	Author	Line No.	Line
1	ha	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
431	serge	3	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved.
		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
1	ha	19	;;
431	serge	20	;; Data in this file was originally part of MenuetOS project which is
		21	;; distributed under the terms of GNU GPL. It is modified and redistributed as
		22	;; part of KolibriOS project under the terms of GNU GPL.
1	ha	23	;;
431	serge	24	;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
		25	;; PROGRAMMING:
1	ha	26	;;
431	serge	27	;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
		28	;; - main os coding/design
		29	;; Jan-Michael Brummer, BUZZ2@gmx.de
		30	;; Felix Kaiser, info@felix-kaiser.de
		31	;; Paolo Minazzi, paolo.minazzi@inwind.it
		32	;; quickcode@mail.ru
		33	;; Alexey, kgaz@crosswinds.net
		34	;; Juan M. Caravaca, bitrider@wanadoo.es
		35	;; kristol@nic.fi
		36	;; Mike Hibbett, mikeh@oceanfree.net
		37	;; Lasse Kuusijarvi, kuusijar@lut.fi
		38	;; Jarek Pelczar, jarekp3@wp.pl
1	ha	39	;;
431	serge	40	;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
		41	;; WARRANTY. No author or distributor accepts responsibility to anyone for the
		42	;; consequences of using it or for whether it serves any particular purpose or
		43	;; works at all, unless he says so in writing. Refer to the GNU General Public
		44	;; License (the "GPL") for full details.
		45	;
		46	;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
		47	;; but only under the conditions described in the GPL. A copy of this license
		48	;; is supposed to have been given to you along with KolibriOS so you can know
		49	;; your rights and responsibilities. It should be in a file named COPYING.
		50	;; Among other things, the copyright notice and this notice must be preserved
		51	;; on all copies.
		52	;;
1	ha	53	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
426	mikedld	54
		55	include 'macros.inc'
		56
425	victor	57	$Revision: 479 $
426	mikedld	58
164	serge	59	include "proc32.inc"
7	me_root	60	include "kglobals.inc"
1	ha	61	include "lang.inc"
		62
164	serge	63	include "const.inc"
465	serge	64	max_processes equ 255
		65	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
1	ha	66
164	serge	67
465	serge	68	os_stack equ (os_data_l-gdts) ; GDTs
		69	os_code equ (os_code_l-gdts)
		70	graph_data equ (3+graph_data_l-gdts)
		71	tss0 equ (tss0_l-gdts)
		72	app_code equ (3+app_code_l-gdts)
		73	app_data equ (3+app_data_l-gdts)
1	ha	74
		75
		76	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		77	;;
		78	;; Included files:
		79	;;
		80	;; Kernel16.inc
		81	;; - Booteng.inc English text for bootup
		82	;; - Bootcode.inc Hardware setup
		83	;; - Pci16.inc PCI functions
		84	;;
		85	;; Kernel32.inc
		86	;; - Sys32.inc Process management
		87	;; - Shutdown.inc Shutdown and restart
		88	;; - Fat32.inc Read / write hd
		89	;; - Vesa12.inc Vesa 1.2 driver
		90	;; - Vesa20.inc Vesa 2.0 driver
		91	;; - Vga.inc VGA driver
		92	;; - Stack.inc Network interface
		93	;; - Mouse.inc Mouse pointer
		94	;; - Scincode.inc Window skinning
		95	;; - Pci32.inc PCI functions
		96	;;
		97	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		98
		99
		100	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		101	;; ;;
		102	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		103	;; ;;
		104	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		105
		106	use16
429	serge	107	org 0x0
		108	jmp start_of_code
1	ha	109
465	serge	110	version db 'Kolibri OS version 0.6.5.0 ',13,10,13,10,0
1	ha	111
465	serge	112	include "boot/bootstr.inc" ; language-independent boot messages
1	ha	113	include "boot/preboot.inc"
		114
465	serge	115	if lang eq en
		116	include "boot/booteng.inc" ; english system boot messages
		117	else if lang eq ru
		118	include "boot/bootru.inc" ; russian system boot messages
		119	include "boot/ru.inc" ; Russian font
		120	else if lang eq et
		121	include "boot/bootet.inc" ; estonian system boot messages
		122	include "boot/et.inc" ; Estonian font
		123	else
		124	include "boot/bootge.inc" ; german system boot messages
		125	end if
1	ha	126
465	serge	127	include "boot/bootcode.inc" ; 16 bit system boot code
		128	include "bus/pci/pci16.inc"
1	ha	129
		130	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		131	;; ;;
		132	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		133	;; ;;
		134	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		135
		136
		137	; CR0 Flags - Protected mode and Paging
		138
429	serge	139	mov ecx, CR0_PE
1	ha	140
		141	; Enabling 32 bit protected mode
		142
465	serge	143	sidt [cs:old_ints_h]
1	ha	144
429	serge	145	cli ; disable all irqs
		146	cld
		147	mov al,255 ; mask all irqs
		148	out 0xa1,al
		149	out 0x21,al
		150	l.5: in al, 0x64 ; Enable A20
		151	test al, 2
		152	jnz l.5
		153	mov al, 0xD1
		154	out 0x64, al
		155	l.6: in al, 0x64
		156	test al, 2
		157	jnz l.6
		158	mov al, 0xDF
		159	out 0x60, al
		160	l.7: in al, 0x64
		161	test al, 2
		162	jnz l.7
		163	mov al, 0xFF
		164	out 0x64, al
465	serge	165
		166	lgdt [cs:tmp_gdt] ; Load GDT
		167	mov eax, cr0 ; protected mode
429	serge	168	or eax, ecx
		169	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		170	mov cr0, eax
		171	jmp pword os_code:B32 ; jmp to enable 32 bit mode
1	ha	172
465	serge	173	include "boot/shutdown.inc" ; shutdown or restart
183	diamond	174
465	serge	175	align 8
		176	tmp_gdt:
1	ha	177
465	serge	178	dw 23
		179	dd tmp_gdt+0x10000
		180	dw 0
183	diamond	181
465	serge	182	dw 0xffff
		183	dw 0x0000
		184	db 0x00
		185	dw 11011111b *256 +10011010b
		186	db 0x00
375	Ghost	187
465	serge	188	dw 0xffff
		189	dw 0x0000
		190	db 0x00
		191	dw 11011111b *256 +10010010b
		192	db 0x00
1	ha	193
465	serge	194	include "data16.inc"
1	ha	195
465	serge	196	use32
		197	org $+0x10000
1	ha	198
465	serge	199	align 4
		200	B32:
		201	mov ax,os_stack ; Selector for os
		202	mov ds,ax
		203	mov es,ax
		204	mov fs,ax
		205	mov gs,ax
		206	mov ss,ax
		207	mov esp,0x3ec00 ; Set stack
1	ha	208
465	serge	209	; CLEAR 0x280000 - HEAP_BASE
1	ha	210
465	serge	211	xor eax,eax
		212	mov edi,0x280000
		213	mov ecx,(HEAP_BASE-OS_BASE-0x280000) / 4
		214	cld
		215	rep stosd
1	ha	216
465	serge	217	mov edi,0x40000
		218	mov ecx,(0x90000-0x40000)/4
		219	rep stosd
1	ha	220
465	serge	221	; CLEAR KERNEL UNDEFINED GLOBALS
		222	mov edi, endofcode-OS_BASE
		223	mov ecx, (uglobals_size/4)+4
		224	rep stosd
1	ha	225
465	serge	226	; SAVE & CLEAR 0-0xffff
1	ha	227
465	serge	228	xor esi, esi
		229	mov edi,0x2F0000
		230	mov ecx,0x10000 / 4
		231	rep movsd
		232	xor edi, edi
		233	mov ecx,0x10000 / 4
		234	rep stosd
429	serge	235
465	serge	236	call test_cpu
		237	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
424	spraid	238
465	serge	239	; MEMORY MODEL
		240	call mem_test
		241	call init_mem
		242	call init_page_map
1	ha	243
465	serge	244	; ENABLE PAGING
1	ha	245
465	serge	246	mov eax, sys_pgdir-OS_BASE
		247	mov cr3, eax
1	ha	248
465	serge	249	mov eax,cr0
		250	or eax,CR0_PG+CR0_WP
		251	mov cr0,eax
1	ha	252
465	serge	253	lgdt [gdts]
		254	jmp pword os_code:high_code
1	ha	255
465	serge	256	__DEBUG__ fix 1
		257	__DEBUG_LEVEL__ fix 1
		258	include 'init.inc'
380	serge	259
465	serge	260	org OS_BASE+$
1	ha	261
465	serge	262	align 4
		263	high_code:
		264	mov ax,os_stack
		265	mov bx,app_data
		266	mov ss,ax
		267	add esp, OS_BASE
1	ha	268
465	serge	269	mov ds,bx
		270	mov es,bx
		271	mov fs,bx
		272	mov gs,bx
1	ha	273
465	serge	274	mov dword [sys_pgdir], 0
		275	mov dword [sys_pgdir+4], 0
		276	mov dword [sys_pgdir+8], 0
1	ha	277
465	serge	278	mov eax, cr3
		279	mov cr3, eax ; flush TLB
		280
1	ha	281	; SAVE REAL MODE VARIABLES
465	serge	282	mov ax, [BOOT_VAR + 0x9031]
429	serge	283	mov [IDEContrRegsBaseAddr], ax
76	mario79	284	; --------------- APM ---------------------
465	serge	285
		286	; init selectors
		287	mov ebx, [BOOT_VAR+0x9040] ; offset of APM entry point
		288	movzx eax, word [BOOT_VAR+0x9050] ; real-mode segment base address of
		289	; protected-mode 32-bit code segment
		290	movzx ecx, word [BOOT_VAR+0x9052] ; real-mode segment base address of
		291	; protected-mode 16-bit code segment
		292	movzx edx, word [BOOT_VAR+0x9054] ; real-mode segment base address of
		293	; protected-mode 16-bit data segment
		294
		295	shl eax, 4
		296	mov [dword apm_code_32 + 2], ax
		297	shr eax, 16
		298	mov [dword apm_code_32 + 4], al
		299
		300	shl ecx, 4
		301	mov [dword apm_code_16 + 2], cx
		302	shr ecx, 16
		303	mov [dword apm_code_16 + 4], cl
		304
		305	shl edx, 4
		306	mov [dword apm_data_16 + 2], dx
		307	shr edx, 16
		308	mov [dword apm_data_16 + 4], dl
		309
		310	mov dword[apm_entry], ebx
76	mario79	311	mov word [apm_entry + 4], apm_code_32 - gdts
		312
465	serge	313	mov eax, [BOOT_VAR + 0x9044] ; version & flags
76	mario79	314	mov [apm_vf], eax
		315	; -----------------------------------------
465	serge	316	; movzx eax,byte [BOOT_VAR+0x9010] ; mouse port
1	ha	317	; mov [0xF604],byte 1 ;al
465	serge	318	mov al, [BOOT_VAR+0x901F] ; DMA writing
429	serge	319	mov [allow_dma_write], al
465	serge	320	mov al,[BOOT_VAR+0x9000] ; bpp
429	serge	321	mov [ScreenBPP],al
465	serge	322	movzx eax,word [BOOT_VAR+0x900A] ; X max
429	serge	323	dec eax
		324	mov [ScreenWidth],eax
		325	mov [screen_workarea.right],eax
465	serge	326	movzx eax,word [BOOT_VAR+0x900C] ; Y max
429	serge	327	dec eax
		328	mov [ScreenHeight],eax
		329	mov [screen_workarea.bottom],eax
465	serge	330	movzx eax,word [BOOT_VAR+0x9008] ; screen mode
429	serge	331	mov [SCR_MODE],eax
465	serge	332	mov eax,[BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
429	serge	333	mov [BANK_SWITCH],eax
		334	mov [BytesPerScanLine],word 640*4 ; Bytes PerScanLine
		335	cmp [SCR_MODE],word 0x13 ; 320x200
		336	je @f
		337	cmp [SCR_MODE],word 0x12 ; VGA 640x480
		338	je @f
465	serge	339	mov ax,[BOOT_VAR+0x9001] ; for other modes
429	serge	340	mov [BytesPerScanLine],ax
465	serge	341	@@:
1	ha	342
		343	; GRAPHICS ADDRESSES
		344
465	serge	345	mov byte [BOOT_VAR+0x901e],0x0
		346	mov eax,[BOOT_VAR+0x9018]
429	serge	347	mov [LFBAddress],eax
1	ha	348
429	serge	349	cmp [SCR_MODE],word 0100000000000000b
		350	jge setvesa20
		351	cmp [SCR_MODE],word 0x13
		352	je v20ga32
		353	mov [PUTPIXEL],dword Vesa12_putpixel24 ; Vesa 1.2
465	serge	354	mov [GETPIXEL],dword Vesa12_getpixel24
429	serge	355	cmp [ScreenBPP],byte 24
		356	jz ga24
		357	mov [PUTPIXEL],dword Vesa12_putpixel32
465	serge	358	mov [GETPIXEL],dword Vesa12_getpixel32
1	ha	359	ga24:
429	serge	360	jmp v20ga24
1	ha	361	setvesa20:
429	serge	362	mov [PUTPIXEL],dword Vesa20_putpixel24 ; Vesa 2.0
465	serge	363	mov [GETPIXEL],dword Vesa20_getpixel24
429	serge	364	cmp [ScreenBPP],byte 24
		365	jz v20ga24
1	ha	366	v20ga32:
429	serge	367	mov [PUTPIXEL],dword Vesa20_putpixel32
465	serge	368	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	369	v20ga24:
429	serge	370	cmp [SCR_MODE],word 0x12 ; 16 C VGA 640x480
		371	jne no_mode_0x12
		372	mov [PUTPIXEL],dword VGA_putpixel
465	serge	373	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	374	no_mode_0x12:
		375
375	Ghost	376	; -------- Fast System Call init ----------
378	serge	377	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
429	serge	378	bt [cpu_caps], CAPS_SEP
		379	jnc .SEnP ; SysEnter not Present
		380	xor edx, edx
		381	mov ecx, MSR_SYSENTER_CS
		382	mov eax, os_code
		383	wrmsr
		384	mov ecx, MSR_SYSENTER_ESP
434	diamond	385	; mov eax, sysenter_stack ; Check it
		386	xor eax, eax
429	serge	387	wrmsr
		388	mov ecx, MSR_SYSENTER_EIP
		389	mov eax, sysenter_entry
		390	wrmsr
375	Ghost	391	.SEnP:
378	serge	392	; AMD SYSCALL/SYSRET
429	serge	393	cmp byte[cpu_vendor], 'A'
		394	jne .noSYSCALL
		395	mov eax, 0x80000001
		396	cpuid
		397	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		398	jz .noSYSCALL
		399	mov ecx, MSR_AMD_EFER
		400	rdmsr
		401	or eax, 1 ; bit_0 - System Call Extension (SCE)
		402	wrmsr
164	serge	403
375	Ghost	404	; !!!! It`s dirty hack, fix it !!!
		405	; Bits of EDX :
		406	; Bit 31�16 During the SYSRET instruction, this field is copied into the CS register
		407	; and the contents of this field, plus 8, are copied into the SS register.
		408	; Bit 15�0 During the SYSCALL instruction, this field is copied into the CS register
		409	; and the contents of this field, plus 8, are copied into the SS register.
		410
429	serge	411	; mov edx, (os_code + 16) * 65536 + os_code
465	serge	412	mov edx, 0x1B0008
375	Ghost	413
429	serge	414	mov eax, syscall_entry
		415	mov ecx, MSR_AMD_STAR
		416	wrmsr
375	Ghost	417	.noSYSCALL:
		418	; -----------------------------------------
		419
465	serge	420	; LOAD IDT
378	serge	421
465	serge	422	call build_interrupt_table
		423	lidt [idtreg]
378	serge	424
465	serge	425	call init_kernel_heap
		426	stdcall kernel_alloc, RING0_STACK_SIZE+512
		427	mov [os_stack_seg], eax
164	serge	428
465	serge	429	lea esp, [eax+RING0_STACK_SIZE]
164	serge	430
465	serge	431	mov [tss._ss0], os_stack
		432	mov [tss._esp0], esp
		433	mov [tss._esp], esp
		434	mov [tss._cs],os_code
		435	mov [tss._ss],os_stack
		436	mov [tss._ds],app_data
		437	mov [tss._es],app_data
		438	mov [tss._fs],app_data
		439	mov [tss._gs],app_data
		440	mov [tss._io],128
		441	;Add IO access table - bit array of permitted ports
		442	mov edi, tss._io_map_0
		443	xor eax, eax
		444	not eax
		445	mov ecx, 8192/4
		446	rep stosd ; access to 4096*8=65536 ports
164	serge	447
465	serge	448	mov ax,tss0
		449	ltr ax
378	serge	450
465	serge	451	mov [LFBSize], 0x800000
		452	call init_mtrr
		453
429	serge	454	call init_LFB
		455	call init_fpu
		456	call init_malloc
276	serge	457
465	serge	458	stdcall alloc_kernel_space, 0x51000
		459	mov [default_io_map], eax
		460
		461	add eax, 0x2000
429	serge	462	mov [ipc_tmp], eax
		463	mov ebx, 0x1000
164	serge	464
429	serge	465	add eax, 0x40000
		466	mov [proc_mem_map], eax
164	serge	467
429	serge	468	add eax, 0x8000
		469	mov [proc_mem_pdir], eax
164	serge	470
429	serge	471	add eax, ebx
		472	mov [proc_mem_tab], eax
164	serge	473
429	serge	474	add eax, ebx
		475	mov [tmp_task_pdir], eax
164	serge	476
429	serge	477	add eax, ebx
		478	mov [tmp_task_ptab], eax
164	serge	479
429	serge	480	add eax, ebx
		481	mov [ipc_pdir], eax
164	serge	482
429	serge	483	add eax, ebx
		484	mov [ipc_ptab], eax
164	serge	485
429	serge	486	call init_events
		487	mov eax, srv.fd-SRV_FD_OFFSET
		488	mov [srv.fd], eax
		489	mov [srv.bk], eax
278	serge	490
429	serge	491	mov edi, irq_tab
		492	xor eax, eax
		493	mov ecx, 16
		494	rep stosd
164	serge	495
41	mikedld	496	;Set base of graphic segment to linear address of LFB
429	serge	497	mov eax,[LFBAddress] ; set for gs
		498	mov [graph_data_l+2],ax
		499	shr eax,16
		500	mov [graph_data_l+4],al
		501	mov [graph_data_l+7],ah
1	ha	502
465	serge	503	mov [CURRENT_TASK],dword 1
		504	mov [TASK_COUNT],dword 1
		505	mov [TASK_BASE],dword TASK_DATA
		506	mov [current_slot], SLOT_BASE+256
429	serge	507
469	serge	508	; set background
		509	xor eax,eax
		510	inc eax
		511	mov [display_data-12],eax
		512	mov [display_data-8],eax
		513	mov [display_data-4],eax
		514	mov [mem_BACKGROUND],4095
		515	stdcall kernel_alloc, [mem_BACKGROUND]
		516	mov [img_background], eax
		517
		518
256	diamond	519	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		520	include 'detect/disks.inc'
		521	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		522
1	ha	523	; READ RAMDISK IMAGE FROM HD
		524
		525	;!!!!!!!!!!!!!!!!!!!!!!!
		526	include 'boot/rdload.inc'
		527	;!!!!!!!!!!!!!!!!!!!!!!!
		528	; mov [dma_hdd],1
		529	; CALCULATE FAT CHAIN FOR RAMDISK
		530
429	serge	531	call calculatefatchain
1	ha	532
		533	; LOAD VMODE DRIVER
		534
		535	;!!!!!!!!!!!!!!!!!!!!!!!
		536	include 'vmodeld.inc'
		537	;!!!!!!!!!!!!!!!!!!!!!!!
		538
		539	; LOAD FONTS I and II
		540
465	serge	541	mov esi,char
		542	xor ebx,ebx
		543	mov ecx,2560
		544	mov edx,FONT_I
		545	call fs_RamdiskRead
1	ha	546
465	serge	547	mov esi,char2
		548	xor ebx,ebx
		549	mov ecx,2560;26000
		550	mov edx,FONT_II
		551	call fs_RamdiskRead
1	ha	552
429	serge	553	mov esi,boot_fonts
		554	call boot_log
1	ha	555
		556	; PRINT AMOUNT OF MEMORY
429	serge	557	mov esi, boot_memdetect
		558	call boot_log
1	ha	559
429	serge	560	movzx ecx, word [boot_y]
		561	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		562	sub ecx, 10
		563	mov edx, 0xFFFFFF
		564	mov ebx, [MEM_AMOUNT]
		565	shr ebx, 20
		566	mov edi, 1
		567	mov eax, 0x00040000
		568	call display_number_force
41	mikedld	569
1	ha	570	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		571
429	serge	572	mov esi,boot_irqs
		573	call boot_log
		574	call rerouteirqs
1	ha	575
429	serge	576	mov esi,boot_tss
		577	call boot_log
1	ha	578
465	serge	579	; BUILD SCHEDULER
		580
		581	call build_scheduler ; sys32.inc
		582
429	serge	583	mov esi,boot_devices
		584	call boot_log
		585	call detect_devices
479	kastigar	586	stdcall load_driver, szPS2MDriver
1	ha	587
465	serge	588	; TIMER SET TO 1/100 S
1	ha	589
429	serge	590	mov esi,boot_timer
		591	call boot_log
		592	mov al,0x34 ; set to 100Hz
		593	out 0x43,al
		594	mov al,0x9b ; lsb 1193180 / 1193
		595	out 0x40,al
		596	mov al,0x2e ; msb
		597	out 0x40,al
1	ha	598
		599	; SET MOUSE
		600
429	serge	601	mov esi,boot_setmouse
		602	call boot_log
		603	call setmouse
1	ha	604
429	serge	605	mov [pci_access_enabled],1
214	serge	606
1	ha	607	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		608
429	serge	609	mov esi,boot_windefs
		610	call boot_log
		611	call setwindowdefaults
1	ha	612
		613	; SET BACKGROUND DEFAULTS
		614
429	serge	615	mov esi,boot_bgr
		616	call boot_log
		617	call calculatebackground
1	ha	618
		619	; RESERVE SYSTEM IRQ'S JA PORT'S
		620
429	serge	621	mov esi,boot_resirqports
		622	call boot_log
		623	call reserve_irqs_ports
1	ha	624
		625	; SET PORTS FOR IRQ HANDLERS
		626
429	serge	627	mov esi,boot_setrports
		628	call boot_log
		629	call setirqreadports
1	ha	630
		631	; SET UP OS TASK
		632
429	serge	633	mov esi,boot_setostask
		634	call boot_log
214	serge	635
465	serge	636	mov eax, fpu_data
		637	mov dword [SLOT_BASE+APPDATA.fpu_state], eax
		638	mov dword [SLOT_BASE+APPDATA.fpu_handler], 0
		639	mov dword [SLOT_BASE+APPDATA.sse_handler], 0
164	serge	640
429	serge	641	; name for OS/IDLE process
281	serge	642
429	serge	643	mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
		644	mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
465	serge	645	mov edi, [os_stack_seg]
429	serge	646	mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
465	serge	647	add edi, 0x2000-512
429	serge	648	mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
465	serge	649	mov dword [SLOT_BASE+256+APPDATA.io_map],\
		650	(tss._io_map_0-OS_BASE+PG_MAP)
		651	mov dword [SLOT_BASE+256+APPDATA.io_map+4],\
		652	(tss._io_map_1-OS_BASE+PG_MAP)
357	serge	653
429	serge	654	mov esi, fpu_data
		655	mov ecx, 512/4
		656	cld
		657	rep movsd
357	serge	658
429	serge	659	mov dword [SLOT_BASE+256+APPDATA.fpu_handler], 0
		660	mov dword [SLOT_BASE+256+APPDATA.sse_handler], 0
		661	mov dword [SLOT_BASE+256+APPDATA.cursor], ebx
214	serge	662
429	serge	663	mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
		664	mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
		665	mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
281	serge	666
429	serge	667	; task list
465	serge	668	mov [CURRENT_TASK],dword 1
		669	mov [TASK_COUNT],dword 1
		670	mov [current_slot], SLOT_BASE+256
		671	mov [TASK_BASE],dword TASK_DATA
429	serge	672	mov [TASK_DATA+TASKDATA.wnd_number], 1 ; on screen number
		673	mov [TASK_DATA+TASKDATA.pid], 1 ; process id number
		674	mov [TASK_DATA+TASKDATA.mem_start], 0 ; process base address
1	ha	675
429	serge	676	call init_cursors
465	serge	677	mov eax, [def_cursor]
		678	mov [SLOT_BASE+APPDATA.cursor],eax
		679	mov [SLOT_BASE+APPDATA.cursor+256],eax
281	serge	680
465	serge	681	; READ TSC / SECOND
281	serge	682
429	serge	683	mov esi,boot_tsc
		684	call boot_log
		685	call _rdtsc
		686	mov ecx,eax
		687	mov esi,250 ; wait 1/4 a second
		688	call delay_ms
		689	call _rdtsc
		690	sub eax,ecx
		691	shl eax,2
		692	mov [CPU_FREQ],eax ; save tsc / sec
		693	mov ebx, 1000000
		694	div ebx
		695	mov [stall_mcs], eax
1	ha	696
		697	; SET VARIABLES
		698
429	serge	699	call set_variables
1	ha	700
		701	; STACK AND FDC
		702
429	serge	703	call stack_init
		704	call fdc_init
1	ha	705
		706	; PALETTE FOR 320x200 and 640x480 16 col
		707
429	serge	708	cmp [SCR_MODE],word 0x12
		709	jne no_pal_vga
		710	mov esi,boot_pal_vga
		711	call boot_log
		712	call paletteVGA
1	ha	713	no_pal_vga:
		714
429	serge	715	cmp [SCR_MODE],word 0x13
		716	jne no_pal_ega
		717	mov esi,boot_pal_ega
		718	call boot_log
		719	call palette320x200
1	ha	720	no_pal_ega:
		721
		722	; LOAD DEFAULT SKIN
		723
429	serge	724	mov esi,_skin_file_default
		725	mov edi,_skin_file
		726	movsd
		727	movsd
		728	movsd
		729	call load_skin
1	ha	730
465	serge	731	;protect io permission map
		732
		733	mov esi, [default_io_map]
		734	stdcall map_page,esi,(tss._io_map_0-OS_BASE), PG_MAP
		735	add esi, 0x1000
		736	stdcall map_page,esi,(tss._io_map_1-OS_BASE), PG_MAP
		737
		738	stdcall map_page,tss._io_map_0,\
		739	(tss._io_map_0-OS_BASE), PG_MAP
		740	stdcall map_page,tss._io_map_1,\
		741	(tss._io_map_1-OS_BASE), PG_MAP
		742
1	ha	743	; LOAD FIRST APPLICATION
429	serge	744	cli
465	serge	745	cmp byte [BOOT_VAR+0x9030],1
429	serge	746	jne no_load_vrr_m
237	serge	747
429	serge	748	mov ebp, vrr_m
		749	xor ebx, ebx
		750	xor edx, edx
		751	call fs_execute
		752	cmp eax,2 ; if vrr_m app found (PID=2)
		753	je first_app_found
41	mikedld	754
237	serge	755	no_load_vrr_m:
429	serge	756	mov ebp, firstapp
		757	xor ebx, ebx
		758	xor edx, edx
		759	call fs_execute
		760	cmp eax,2 ; continue if a process has been loaded
		761	je first_app_found
		762	mov eax, 0xDEADBEEF ; otherwise halt
		763	hlt
237	serge	764	first_app_found:
429	serge	765	cli
1	ha	766
429	serge	767	;mov [TASK_COUNT],dword 2
		768	mov [CURRENT_TASK],dword 1 ; set OS task fisrt
1	ha	769
21	poddubny	770	; SET KEYBOARD PARAMETERS
429	serge	771	mov al, 0xf6 ; reset keyboard, scan enabled
		772	call kb_write
1	ha	773
429	serge	774	; wait until 8042 is ready
		775	xor ecx,ecx
265	diamond	776	@@:
429	serge	777	in al,64h
		778	and al,00000010b
		779	loopnz @b
1	ha	780
		781	; mov al, 0xED ; svetodiody - only for testing!
		782	; call kb_write
		783	; call kb_read
		784	; mov al, 111b
		785	; call kb_write
		786	; call kb_read
41	mikedld	787
429	serge	788	mov al, 0xF3 ; set repeat rate & delay
		789	call kb_write
265	diamond	790	; call kb_read
429	serge	791	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
		792	call kb_write
265	diamond	793	; call kb_read
1	ha	794	;// mike.dld [
429	serge	795	call set_lights
1	ha	796	;// mike.dld ]
		797
21	poddubny	798	; START MULTITASKING
1	ha	799
429	serge	800	mov esi,boot_tasking
		801	call boot_log
21	poddubny	802
465	serge	803	; mov [ENABLE_TASKSWITCH],byte 1 ; multitasking enabled
21	poddubny	804
1	ha	805	; UNMASK ALL IRQ'S
		806
429	serge	807	mov esi,boot_allirqs
		808	call boot_log
41	mikedld	809
429	serge	810	cli ;guarantee forbidance of interrupts.
		811	mov al,0 ; unmask all irq's
		812	out 0xA1,al
		813	out 0x21,al
1	ha	814
429	serge	815	mov ecx,32
1	ha	816
		817	ready_for_irqs:
		818
429	serge	819	mov al,0x20 ; ready for irqs
		820	out 0x20,al
		821	out 0xa0,al
1	ha	822
429	serge	823	loop ready_for_irqs ; flush the queue
1	ha	824
429	serge	825	stdcall attach_int_handler, dword 1, irq1
164	serge	826
1	ha	827	; mov [dma_hdd],1
429	serge	828	cmp [IDEContrRegsBaseAddr], 0
		829	setnz [dma_hdd]
1	ha	830
465	serge	831	; stdcall init_uart_service, DRV_ENTRY
		832
429	serge	833	sti
465	serge	834	call change_task
		835
		836	jmp osloop
		837
429	serge	838	jmp $ ; wait here for timer to take control
1	ha	839
429	serge	840	; Fly :)
1	ha	841
465	serge	842	include 'unpacker.inc'
		843	include 'fdo.inc'
		844
		845	align 4
		846	boot_log:
		847	pushad
		848
		849	mov eax,10*65536
		850	mov ax,word [boot_y]
		851	add [boot_y],dword 10
		852	mov ebx,0x80ffffff ; ASCIIZ string with white color
		853	mov ecx,esi
		854	mov edi,1
		855	call dtext
		856
		857	mov [novesachecksum],1000
		858	call checkVga_N13
		859
		860	cmp [preboot_blogesc+OS_BASE+0x10000],byte 1
		861	je .bll2
		862
		863	cmp esi,boot_tasking
		864	jne .bll2
		865	; begin ealex 04.08.05
		866	; in al,0x61
		867	; and al,01111111b
		868	; out 0x61,al
		869	; end ealex 04.08.05
		870	.bll1: in al,0x60 ; wait for ESC key press
		871	cmp al,129
		872	jne .bll1
		873
		874	.bll2: popad
		875
		876	ret
		877
		878
1	ha	879	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		880	; ;
33	mario79	881	; MAIN OS LOOP START ;
1	ha	882	; ;
		883	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		884	align 32
		885	osloop:
429	serge	886	call [draw_pointer]
		887	call checkbuttons
		888	call checkwindows
49	mikedld	889	; call check_window_move_request
429	serge	890	call checkmisc
		891	call checkVga_N13
		892	call stack_handler
		893	call checkidle
		894	call check_fdd_motor_status
		895	jmp osloop
33	mario79	896	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		897	; ;
		898	; MAIN OS LOOP END ;
		899	; ;
		900	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	901
		902	checkidle:
429	serge	903	pushad
1	ha	904
429	serge	905	cmp [check_idle_semaphore],0
		906	jne no_idle_state
1	ha	907
429	serge	908	call change_task
		909	mov eax,[idlemem]
		910	mov ebx,[timer_ticks] ;[0xfdf0]
		911	cmp eax,ebx
		912	jnz idle_exit
		913	call _rdtsc
		914	mov ecx,eax
1	ha	915	idle_loop:
429	serge	916	hlt
		917	cmp [check_idle_semaphore],0
		918	jne idle_loop_exit
		919	mov eax,[timer_ticks] ;[0xfdf0]
		920	cmp ebx,eax
		921	jz idle_loop
1	ha	922	idle_loop_exit:
429	serge	923	mov [idlemem],eax
		924	call _rdtsc
		925	sub eax,ecx
		926	mov ebx,[idleuse]
		927	add ebx,eax
		928	mov [idleuse],ebx
1	ha	929
429	serge	930	popad
		931	ret
1	ha	932
		933	idle_exit:
		934
429	serge	935	mov ebx,[timer_ticks] ;[0xfdf0]
		936	mov [idlemem],ebx
		937	call change_task
1	ha	938
429	serge	939	popad
		940	ret
1	ha	941
		942	no_idle_state:
		943
429	serge	944	dec [check_idle_semaphore]
1	ha	945
429	serge	946	mov ebx,[timer_ticks] ;[0xfdf0]
		947	mov [idlemem],ebx
		948	call change_task
1	ha	949
429	serge	950	popad
		951	ret
1	ha	952
		953	uglobal
429	serge	954	idlemem dd 0x0
		955	idleuse dd 0x0
		956	idleusesec dd 0x0
		957	check_idle_semaphore dd 0x0
1	ha	958	endg
		959
		960
		961
		962	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		963	; ;
		964	; INCLUDED SYSTEM FILES ;
		965	; ;
		966	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		967
		968
7	me_root	969	include "kernel32.inc"
1	ha	970
		971
		972	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		973	; ;
		974	; KERNEL FUNCTIONS ;
		975	; ;
		976	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		977
		978	reserve_irqs_ports:
		979
429	serge	980	pushad
1	ha	981
465	serge	982	mov [irq_owner+4*0], 1 ; timer
		983	mov [irq_owner+4*1], 1 ; keyboard
		984	mov [irq_owner+4*5], 1 ; sound blaster
		985	mov [irq_owner+4*6], 1 ; floppy diskette
		986	mov [irq_owner+4*13], 1 ; math co-pros
		987	mov [irq_owner+4*14], 1 ; ide I
		988	mov [irq_owner+4*15], 1 ; ide II
		989
58	mario79	990	; movzx eax,byte [0xf604] ; mouse irq
		991	; dec eax
		992	; add eax,mouseirqtable
		993	; movzx eax,byte [eax]
		994	; shl eax,2
		995	; mov [irq_owner+eax],byte 1
1	ha	996
		997
429	serge	998	; RESERVE PORTS
		999	mov edi,1 ; 0x00-0x2d
		1000	mov [RESERVED_PORTS],edi
		1001	shl edi,4
		1002	mov [RESERVED_PORTS+edi+0],dword 1
		1003	mov [RESERVED_PORTS+edi+4],dword 0x0
		1004	mov [RESERVED_PORTS+edi+8],dword 0x2d
269	serge	1005
429	serge	1006	inc dword [RESERVED_PORTS] ; 0x30-0x4d
		1007	mov edi,[RESERVED_PORTS]
		1008	shl edi,4
		1009	mov [RESERVED_PORTS+edi+0],dword 1
		1010	mov [RESERVED_PORTS+edi+4],dword 0x30
		1011	mov [RESERVED_PORTS+edi+8],dword 0x4d
269	serge	1012
429	serge	1013	inc dword [RESERVED_PORTS] ; 0x50-0xdf
		1014	mov edi,[RESERVED_PORTS]
		1015	shl edi,4
		1016	mov [RESERVED_PORTS+edi+0],dword 1
		1017	mov [RESERVED_PORTS+edi+4],dword 0x50
		1018	mov [RESERVED_PORTS+edi+8],dword 0xdf
233	serge	1019
429	serge	1020	inc dword [RESERVED_PORTS] ; 0xe5-0xff
		1021	mov edi,[RESERVED_PORTS]
		1022	shl edi,4
		1023	mov [RESERVED_PORTS+edi+0],dword 1
		1024	mov [RESERVED_PORTS+edi+4],dword 0xe5
		1025	mov [RESERVED_PORTS+edi+8],dword 0xff
233	serge	1026
		1027
58	mario79	1028	; cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff
		1029	; jne ripl1
		1030	; inc dword [0x2d0000]
		1031	; mov edi,[0x2d0000]
		1032	; shl edi,4
		1033	; mov [0x2d0000+edi+0],dword 1
		1034	; mov [0x2d0000+edi+4],dword 0x3f0
		1035	; mov [0x2d0000+edi+8],dword 0x3ff
		1036	; ripl1:
		1037	; cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff
		1038	; jne ripl2
		1039	; inc dword [0x2d0000]
		1040	; mov edi,[0x2d0000]
		1041	; shl edi,4
		1042	; mov [0x2d0000+edi+0],dword 1
		1043	; mov [0x2d0000+edi+4],dword 0x2f0
		1044	; mov [0x2d0000+edi+8],dword 0x2ff
		1045	; ripl2:
1	ha	1046
429	serge	1047	popad
		1048	ret
1	ha	1049
		1050	iglobal
429	serge	1051	mouseirqtable db 12 ; ps2
		1052	db 4 ; com1
		1053	db 3 ; com2
1	ha	1054	endg
		1055
		1056	setirqreadports:
		1057
429	serge	1058	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		1059	mov [irq12read+4],dword 0 ; end of port list
		1060	mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		1061	mov [irq04read+4],dword 0 ; end of port list
		1062	mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		1063	mov [irq03read+4],dword 0 ; end of port list
1	ha	1064
429	serge	1065	ret
1	ha	1066
		1067	iglobal
		1068	process_number dd 0x1
		1069	endg
		1070
		1071	set_variables:
		1072
429	serge	1073	mov ecx,0x100 ; flush port 0x60
		1074	.fl60: in al,0x60
		1075	loop .fl60
		1076	mov [MOUSE_BUFF_COUNT],byte 0 ; mouse buffer
		1077	mov [KEY_COUNT],byte 0 ; keyboard buffer
		1078	mov [BTN_COUNT],byte 0 ; button buffer
381	serge	1079	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
1	ha	1080
429	serge	1081	push eax
465	serge	1082	mov ax,[BOOT_VAR+0x900c]
429	serge	1083	shr ax,1
		1084	shl eax,16
465	serge	1085	mov ax,[BOOT_VAR+0x900A]
429	serge	1086	shr ax,1
		1087	mov [MOUSE_X],eax
		1088	pop eax
41	mikedld	1089
429	serge	1090	mov byte [SB16_Status],0 ; Minazzi Paolo
		1091	mov [display_data-12],dword 1 ; tiled background
		1092	mov [BTN_ADDR],dword BUTTON_INFO ; address of button list
1	ha	1093
		1094	;!! IP 04.02.2005:
429	serge	1095	mov [next_usage_update], 100
465	serge	1096	mov byte [DONT_SWITCH], 0 ; change task if possible
1	ha	1097
429	serge	1098	ret
1	ha	1099
		1100	;* mouse centered - start code- Mario79
		1101	mouse_centered:
429	serge	1102	push eax
		1103	mov eax,[ScreenWidth]
		1104	shr eax,1
		1105	mov [MOUSE_X],ax
		1106	mov eax,[ScreenHeight]
		1107	shr eax,1
		1108	mov [MOUSE_Y],ax
		1109	pop eax
		1110	ret
1	ha	1111	;* mouse centered - end code- Mario79
		1112
		1113	align 4
		1114
		1115	sys_outport:
		1116
429	serge	1117	mov edi,ebx ; separate flag for read / write
1	ha	1118	and ebx,65535
		1119
381	serge	1120	mov ecx,[RESERVED_PORTS]
1	ha	1121	test ecx,ecx
		1122	jne sopl8
		1123	mov [esp+36],dword 1
		1124	ret
		1125
		1126	sopl8:
379	serge	1127	mov edx,[TASK_BASE]
1	ha	1128	mov edx,[edx+0x4]
		1129	and ebx,65535
		1130	cld
		1131	sopl1:
		1132
		1133	mov esi,ecx
		1134	shl esi,4
381	serge	1135	add esi,RESERVED_PORTS
1	ha	1136	cmp edx,[esi+0]
		1137	jne sopl2
		1138	cmp ebx,[esi+4]
429	serge	1139	jb sopl2
1	ha	1140	cmp ebx,[esi+8]
429	serge	1141	jg sopl2
1	ha	1142	jmp sopl3
		1143
		1144	sopl2:
		1145
		1146	dec ecx
		1147	jnz sopl1
		1148	mov [esp+36],dword 1
		1149	ret
		1150
		1151	sopl3:
		1152
		1153	test edi,0x80000000 ; read ?
		1154	jnz sopl4
		1155
429	serge	1156	mov dx,bx ; write
1	ha	1157	out dx,al
		1158	mov [esp+36],dword 0
		1159	ret
		1160
		1161	sopl4:
		1162
429	serge	1163	mov dx,bx ; read
		1164	in al,dx
1	ha	1165	and eax,0xff
		1166	mov [esp+36],dword 0
		1167	mov [esp+24],eax
		1168	ret
		1169
		1170
		1171
		1172	align 4
		1173	sys_sb16:
		1174
		1175	cmp word [sb16],word 0
		1176	jnz sb16l1
		1177	mov [esp+36],dword 1
		1178	ret
		1179	sb16l1:
		1180	mov [esp+36],dword 0
		1181	cmp eax,1 ; set volume - main
		1182	jnz sb16l2
		1183	mov dx,word [sb16]
		1184	add dx,4
		1185	mov al,0x22
		1186	out dx,al
		1187	mov esi,1
		1188	call delay_ms
		1189	mov eax,ebx
		1190	inc edx
		1191	out dx,al
		1192	ret
		1193	sb16l2:
		1194
		1195	cmp eax,2 ; set volume - cd
		1196	jnz sb16l3
		1197	mov dx,word [sb16]
		1198	add dx,4
		1199	mov al,0x28
		1200	out dx,al
		1201	mov esi,1
		1202	call delay_ms
		1203	mov eax,ebx
		1204	add edx,1
		1205	out dx,al
		1206	ret
		1207	sb16l3:
		1208	mov [esp+36],dword 2
		1209	ret
		1210
		1211
		1212	align 4
		1213
		1214	sys_sb16II:
		1215
		1216	cmp word [sb16],word 0
		1217	jnz IIsb16l1
		1218	mov [esp+36],dword 1
		1219	ret
		1220	IIsb16l1:
		1221
		1222	cmp eax,1 ; set volume - main
		1223	jnz IIsb16l2
		1224	; L
		1225	mov dx,word [sb16]
		1226	add dx,4
		1227	mov al,0x30
		1228	out dx,al
		1229	mov eax,ebx
		1230	inc edx
		1231	out dx,al
		1232	; R
		1233	mov dx,word [sb16]
		1234	add dx,4
		1235	mov al,0x31
		1236	out dx,al
		1237	mov eax,ebx
		1238	inc edx
		1239	out dx,al
		1240	mov [esp+36],dword 0
		1241	ret
		1242	IIsb16l2:
		1243
		1244	cmp eax,2 ; set volume - cd
		1245	jnz IIsb16l3
		1246	; L
		1247	mov dx,word [sb16]
		1248	add dx,4
		1249	mov al,0x36
		1250	out dx,al
		1251	mov eax,ebx
		1252	inc edx
		1253	out dx,al
		1254	; R
		1255	mov dx,word [sb16]
		1256	add dx,4
		1257	mov al,0x37
		1258	out dx,al
		1259	mov eax,ebx
		1260	inc edx
		1261	out dx,al
		1262	mov [esp+36],dword 0
		1263	ret
		1264	IIsb16l3:
		1265
		1266	mov [esp+36],dword 2
		1267	ret
		1268
		1269
		1270	display_number:
		1271
		1272	; eax = print type, al=0 -> ebx is number
		1273	; al=1 -> ebx is pointer
		1274	; ah=0 -> display decimal
		1275	; ah=1 -> display hexadecimal
		1276	; ah=2 -> display binary
		1277	; eax bits 16-21 = number of digits to display (0-32)
		1278	; eax bits 22-31 = reserved
		1279	;
		1280	; ebx = number or pointer
		1281	; ecx = x shl 16 + y
		1282	; edx = color
429	serge	1283	xor edi, edi
211	serge	1284	display_number_force:
1	ha	1285
429	serge	1286	cmp eax,0xffff ; length > 0 ?
1	ha	1287	jge cont_displ
		1288	ret
		1289	cont_displ:
		1290
429	serge	1291	cmp eax,61*0x10000 ; length <= 60 ?
75	diamond	1292	jb cont_displ2
1	ha	1293	ret
		1294	cont_displ2:
		1295
		1296	pushad
		1297
429	serge	1298	cmp al,1 ; ecx is a pointer ?
1	ha	1299	jne displnl1
139	diamond	1300	mov ebx,[ebx+std_application_base_address]
1	ha	1301	displnl1:
		1302	sub esp,64
		1303
429	serge	1304	cmp ah,0 ; DECIMAL
1	ha	1305	jne no_display_desnum
		1306	shr eax,16
75	diamond	1307	and eax,0x3f
1	ha	1308	push eax
		1309	mov edi,esp
194	diamond	1310	add edi,4+64-1
1	ha	1311	mov ecx,eax
		1312	mov eax,ebx
		1313	mov ebx,10
		1314	d_desnum:
		1315	xor edx,edx
		1316	div ebx
		1317	add dl,48
		1318	mov [edi],dl
		1319	dec edi
		1320	loop d_desnum
		1321	pop eax
		1322	call draw_num_text
		1323	add esp,64
		1324	popad
		1325	ret
		1326	no_display_desnum:
		1327
429	serge	1328	cmp ah,0x01 ; HEXADECIMAL
1	ha	1329	jne no_display_hexnum
		1330	shr eax,16
75	diamond	1331	and eax,0x3f
1	ha	1332	push eax
		1333	mov edi,esp
194	diamond	1334	add edi,4+64-1
1	ha	1335	mov ecx,eax
		1336	mov eax,ebx
		1337	mov ebx,16
		1338	d_hexnum:
		1339	xor edx,edx
		1340	div ebx
		1341	add edx,hexletters
		1342	mov dl,[edx]
		1343	mov [edi],dl
		1344	dec edi
		1345	loop d_hexnum
		1346	pop eax
		1347	call draw_num_text
		1348	add esp,64
		1349	popad
		1350	ret
		1351	no_display_hexnum:
		1352
429	serge	1353	cmp ah,0x02 ; BINARY
1	ha	1354	jne no_display_binnum
		1355	shr eax,16
75	diamond	1356	and eax,0x3f
1	ha	1357	push eax
		1358	mov edi,esp
194	diamond	1359	add edi,4+64-1
1	ha	1360	mov ecx,eax
		1361	mov eax,ebx
		1362	mov ebx,2
		1363	d_binnum:
		1364	xor edx,edx
		1365	div ebx
		1366	add dl,48
		1367	mov [edi],dl
		1368	dec edi
		1369	loop d_binnum
		1370	pop eax
		1371	call draw_num_text
		1372	add esp,64
		1373	popad
		1374	ret
		1375	no_display_binnum:
		1376
		1377	add esp,64
		1378	popad
		1379	ret
		1380
		1381
		1382	draw_num_text:
		1383
		1384	; dtext
		1385	;
		1386	; eax x & y
		1387	; ebx color
		1388	; ecx start of text
		1389	; edx length
		1390	; edi 1 force
		1391
379	serge	1392	; mov edi,[CURRENT_TASK]
155	diamond	1393	; shl edi,8
380	serge	1394	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
164	serge	1395	; rol eax,16
380	serge	1396	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
164	serge	1397	; rol eax,16
		1398
1	ha	1399	mov edx,eax
194	diamond	1400	mov ecx,64+4
1	ha	1401	sub ecx,eax
		1402	add ecx,esp
		1403	mov eax,[esp+64+32-8+4]
429	serge	1404	push edx ; add window start x & y
379	serge	1405	mov edx,[TASK_BASE]
465	serge	1406
		1407	mov edi,[CURRENT_TASK]
		1408	shl edi,8
		1409
115	poddubny	1410	mov ebx,[edx-twdw+WDATA.box.left]
465	serge	1411	add ebx,[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1	ha	1412	shl ebx,16
115	poddubny	1413	add ebx,[edx-twdw+WDATA.box.top]
465	serge	1414	add ebx,[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1	ha	1415	add eax,ebx
		1416	pop edx
139	diamond	1417	mov ebx,[esp+64+32-12+4]
429	serge	1418	and ebx, not 0x80000000 ; force counted string
		1419	mov esi, [esp+64+4+4]
		1420	mov edi, [esp+64+4]
139	diamond	1421	jmp dtext
1	ha	1422
		1423	read_string:
		1424
		1425	; eax read_area
		1426	; ebx color of letter
		1427	; ecx color of background
		1428	; edx number of letters to read
		1429	; esi [x start]*65536 + [y_start]
		1430
		1431	ret
		1432
		1433
		1434	align 4
		1435
		1436	sys_setup:
		1437
		1438	; 1=roland mpu midi base , base io address
		1439	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1440	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1441	; 4=sb16 base , base io address
		1442	; 5=system language, 1eng 2fi 3ger 4rus
		1443	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1444	; 8=fat32 partition in hd
		1445	; 9
		1446	; 10 = sound dma channel
		1447	; 11 = enable lba read
		1448	; 12 = enable pci access
		1449
		1450
		1451	mov [esp+36],dword 0
429	serge	1452	cmp eax,1 ; MIDI
1	ha	1453	jnz nsyse1
		1454	cmp ebx,0x100
		1455	jb nsyse1
		1456	mov edx,65535
		1457	cmp edx,ebx
		1458	jb nsyse1
		1459	mov [midi_base],bx
		1460	mov word [mididp],bx
		1461	inc bx
		1462	mov word [midisp],bx
		1463	ret
		1464
283	diamond	1465	iglobal
1	ha	1466	midi_base dw 0
283	diamond	1467	endg
1	ha	1468
		1469	nsyse1:
		1470
429	serge	1471	cmp eax,2 ; KEYBOARD
1	ha	1472	jnz nsyse2
		1473	cmp ebx,1
		1474	jnz kbnobase
379	serge	1475	mov edi,[TASK_BASE]
115	poddubny	1476	add ecx,[edi+TASKDATA.mem_start]
1	ha	1477	mov eax,ecx
		1478	mov ebx,keymap
		1479	mov ecx,128
		1480	call memmove
		1481	ret
		1482	kbnobase:
		1483	cmp ebx,2
		1484	jnz kbnoshift
379	serge	1485	mov edi,[TASK_BASE]
115	poddubny	1486	add ecx,[edi+TASKDATA.mem_start]
1	ha	1487	mov eax,ecx
		1488	mov ebx,keymap_shift
		1489	mov ecx,128
		1490	call memmove
		1491	ret
		1492	kbnoshift:
		1493	cmp ebx,3
		1494	jne kbnoalt
379	serge	1495	mov edi,[TASK_BASE]
115	poddubny	1496	add ecx,[edi+TASKDATA.mem_start]
1	ha	1497	mov eax,ecx
		1498	mov ebx,keymap_alt
		1499	mov ecx,128
		1500	call memmove
		1501	ret
		1502	kbnoalt:
		1503	cmp ebx,9
		1504	jnz kbnocountry
		1505	mov word [keyboard],cx
		1506	ret
		1507	kbnocountry:
		1508	mov [esp+36],dword 1
		1509	ret
		1510	nsyse2:
429	serge	1511	cmp eax,3 ; CD
1	ha	1512	jnz nsyse3
75	diamond	1513	test ebx,ebx
		1514	jz nosesl
		1515	cmp ebx, 4
		1516	ja nosesl
1	ha	1517	mov [cd_base],bl
		1518	cmp ebx,1
		1519	jnz noprma
		1520	mov [cdbase],0x1f0
		1521	mov [cdid],0xa0
		1522	noprma:
		1523	cmp ebx,2
		1524	jnz noprsl
		1525	mov [cdbase],0x1f0
		1526	mov [cdid],0xb0
		1527	noprsl:
		1528	cmp ebx,3
		1529	jnz nosema
		1530	mov [cdbase],0x170
		1531	mov [cdid],0xa0
		1532	nosema:
		1533	cmp ebx,4
		1534	jnz nosesl
		1535	mov [cdbase],0x170
		1536	mov [cdid],0xb0
		1537	nosesl:
		1538	ret
		1539
		1540	cd_base db 0
		1541
		1542	nsyse3:
		1543
429	serge	1544	cmp eax,4 ; SB
1	ha	1545	jnz nsyse4
		1546	cmp ebx,0x100
		1547	jb nsyse4
		1548	mov edx,65535
		1549	cmp edx,ebx
		1550	jb nsyse4
		1551	mov word [sb16],bx
		1552	ret
		1553	nsyse4:
		1554
429	serge	1555	cmp eax,5 ; SYSTEM LANGUAGE
1	ha	1556	jnz nsyse5
		1557	mov [syslang],ebx
		1558	ret
		1559	nsyse5:
		1560
429	serge	1561	cmp eax,7 ; HD BASE
1	ha	1562	jne nsyse7
75	diamond	1563	test ebx,ebx
		1564	jz nosethd
		1565	cmp ebx,4
		1566	ja nosethd
1	ha	1567	mov [hd_base],bl
		1568	cmp ebx,1
		1569	jnz noprmahd
		1570	mov [hdbase],0x1f0
		1571	mov [hdid],0x0
		1572	mov [hdpos],1
		1573	; call set_FAT32_variables
		1574	noprmahd:
		1575	cmp ebx,2
		1576	jnz noprslhd
		1577	mov [hdbase],0x1f0
		1578	mov [hdid],0x10
		1579	mov [hdpos],2
		1580	; call set_FAT32_variables
		1581	noprslhd:
		1582	cmp ebx,3
		1583	jnz nosemahd
		1584	mov [hdbase],0x170
		1585	mov [hdid],0x0
		1586	mov [hdpos],3
		1587	; call set_FAT32_variables
		1588	nosemahd:
		1589	cmp ebx,4
		1590	jnz noseslhd
		1591	mov [hdbase],0x170
		1592	mov [hdid],0x10
		1593	mov [hdpos],4
		1594	; call set_FAT32_variables
		1595	noseslhd:
		1596	call reserve_hd1
321	diamond	1597	call reserve_hd_channel
		1598	call free_hd_channel
429	serge	1599	mov [hd1_status],0 ; free
75	diamond	1600	nosethd:
1	ha	1601	ret
		1602
283	diamond	1603	iglobal
1	ha	1604	hd_base db 0
283	diamond	1605	endg
1	ha	1606
		1607	nsyse7:
		1608
429	serge	1609	cmp eax,8 ; HD PARTITION
1	ha	1610	jne nsyse8
		1611	mov [fat32part],ebx
		1612	; call set_FAT32_variables
		1613	call reserve_hd1
321	diamond	1614	call reserve_hd_channel
		1615	call free_hd_channel
1	ha	1616	pusha
		1617	call choice_necessity_partition_1
		1618	popa
429	serge	1619	mov [hd1_status],0 ; free
1	ha	1620	ret
		1621	nsyse8:
		1622
429	serge	1623	cmp eax,10 ; SOUND DMA CHANNEL
1	ha	1624	jne no_set_sound_dma
75	diamond	1625	cmp ebx,3
		1626	ja sys_setup_err
1	ha	1627	mov [sound_dma],ebx
		1628	ret
		1629	no_set_sound_dma:
		1630
429	serge	1631	cmp eax,11 ; ENABLE LBA READ
1	ha	1632	jne no_set_lba_read
		1633	and ebx,1
		1634	mov [lba_read_enabled],ebx
		1635	ret
		1636	no_set_lba_read:
		1637
429	serge	1638	cmp eax,12 ; ENABLE PCI ACCESS
1	ha	1639	jne no_set_pci_access
		1640	and ebx,1
		1641	mov [pci_access_enabled],ebx
		1642	ret
		1643	no_set_pci_access:
		1644
		1645	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1646	include 'vmodeint.inc'
		1647	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1648
75	diamond	1649	sys_setup_err:
1	ha	1650	mov [esp+36],dword -1
		1651	ret
		1652
		1653	align 4
		1654
		1655	sys_getsetup:
		1656
		1657	; 1=roland mpu midi base , base io address
		1658	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1659	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1660	; 4=sb16 base , base io address
		1661	; 5=system language, 1eng 2fi 3ger 4rus
		1662	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1663	; 8=fat32 partition in hd
		1664	; 9=get hs timer tic
		1665
		1666	cmp eax,1
		1667	jne ngsyse1
		1668	movzx eax,[midi_base]
		1669	mov [esp+36],eax
		1670	ret
		1671	ngsyse1:
		1672
		1673	cmp eax,2
		1674	jne ngsyse2
		1675	cmp ebx,1
		1676	jnz kbnobaseret
379	serge	1677	mov edi,[TASK_BASE]
115	poddubny	1678	add ecx,[edi+TASKDATA.mem_start]
1	ha	1679	mov ebx,ecx
		1680	mov eax,keymap
		1681	mov ecx,128
		1682	call memmove
		1683	ret
		1684	kbnobaseret:
		1685	cmp ebx,2
		1686	jnz kbnoshiftret
379	serge	1687	mov edi,[TASK_BASE]
115	poddubny	1688	add ecx,[edi+TASKDATA.mem_start]
1	ha	1689	mov ebx,ecx
		1690	mov eax,keymap_shift
		1691	mov ecx,128
		1692	call memmove
		1693	ret
		1694	kbnoshiftret:
		1695	cmp ebx,3
		1696	jne kbnoaltret
379	serge	1697	mov edi,[TASK_BASE]
115	poddubny	1698	add ecx,[edi+TASKDATA.mem_start]
1	ha	1699	mov ebx,ecx
		1700	mov eax,keymap_alt
		1701	mov ecx,128
		1702	call memmove
		1703	ret
		1704	kbnoaltret:
		1705	cmp ebx,9
		1706	jnz ngsyse2
		1707	movzx eax,word [keyboard]
		1708	mov [esp+36],eax
		1709	ret
		1710	ngsyse2:
		1711
		1712	cmp eax,3
		1713	jnz ngsyse3
		1714	movzx eax,[cd_base]
		1715	mov [esp+36],eax
		1716	ret
		1717	ngsyse3:
		1718
		1719	cmp eax,4
		1720	jne ngsyse4
		1721	mov eax,[sb16]
		1722	mov [esp+36],eax
		1723	ret
		1724	ngsyse4:
		1725
		1726	cmp eax,5
		1727	jnz ngsyse5
		1728	mov eax,[syslang]
		1729	mov [esp+36],eax
		1730	ret
		1731	ngsyse5:
		1732	cmp eax,7
		1733	jnz ngsyse7
		1734	movzx eax,[hd_base]
		1735	mov [esp+36],eax
		1736	ret
		1737	ngsyse7:
		1738	cmp eax,8
		1739	jnz ngsyse8
		1740	mov eax,[fat32part]
		1741	mov [esp+36],eax
		1742	ret
		1743	ngsyse8:
		1744	cmp eax,9
		1745	jne ngsyse9
		1746	mov eax,[timer_ticks] ;[0xfdf0]
		1747	mov [esp+36],eax
		1748	ret
		1749	ngsyse9:
		1750	cmp eax,10
		1751	jnz ngsyse10
		1752	mov eax,[sound_dma]
		1753	mov [esp+36],eax
		1754	ret
		1755	ngsyse10:
		1756	cmp eax,11
		1757	jnz ngsyse11
		1758	mov eax,[lba_read_enabled]
		1759	mov [esp+36],eax
		1760	ret
		1761	ngsyse11:
		1762	cmp eax,12
		1763	jnz ngsyse12
		1764	mov eax,[pci_access_enabled]
		1765	mov [esp+36],eax
		1766	ret
		1767	ngsyse12:
		1768	mov [esp+36],dword 1
		1769	ret
		1770
479	kastigar	1771	get_timer_ticks:
		1772	mov eax,[timer_ticks]
		1773	ret
		1774
283	diamond	1775	iglobal
1	ha	1776	align 4
221	serge	1777	mousefn dd msscreen, mswin, msbutton, msset
429	serge	1778	dd app_load_cursor
		1779	dd app_set_cursor
		1780	dd app_delete_cursor
479	kastigar	1781	dd msz
283	diamond	1782	endg
1	ha	1783
		1784	readmousepos:
		1785
		1786	; eax=0 screen relative
		1787	; eax=1 window relative
		1788	; eax=2 buttons pressed
221	serge	1789	; eax=3 set mouse pos ; reserved
		1790	; eax=4 load cursor
		1791	; eax=5 set cursor
		1792	; eax=6 delete cursor ; reserved
479	kastigar	1793	; eax=7 get mouse_z
1	ha	1794
479	kastigar	1795	cmp eax, 7
429	serge	1796	ja msset
		1797	jmp [mousefn+eax*4]
221	serge	1798	msscreen:
429	serge	1799	mov eax,[MOUSE_X]
		1800	shl eax,16
		1801	mov ax,[MOUSE_Y]
		1802	mov [esp+36],eax
		1803	ret
221	serge	1804	mswin:
429	serge	1805	mov eax,[MOUSE_X]
		1806	shl eax,16
		1807	mov ax,[MOUSE_Y]
		1808	mov esi,[TASK_BASE]
		1809	mov bx, word [esi-twdw+WDATA.box.left]
		1810	shl ebx,16
		1811	mov bx, word [esi-twdw+WDATA.box.top]
		1812	sub eax,ebx
1	ha	1813
429	serge	1814	mov edi,[CURRENT_TASK]
		1815	shl edi,8
		1816	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1817	rol eax,16
		1818	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1819	rol eax,16
		1820	mov [esp+36],eax
		1821	ret
221	serge	1822	msbutton:
429	serge	1823	movzx eax,byte [BTN_DOWN]
		1824	mov [esp+36],eax
		1825	ret
479	kastigar	1826	msz:
		1827	mov edi, [TASK_COUNT]
		1828	movzx edi, word [WIN_POS + edi*2]
		1829	cmp edi, [CURRENT_TASK]
		1830	jne @f
		1831	mov ax,[MOUSE_SCROLL_H]
		1832	shl eax,16
		1833	mov ax,[MOUSE_SCROLL_V]
		1834	mov [esp+36],eax
		1835	mov [MOUSE_SCROLL_H],word 0
		1836	mov [MOUSE_SCROLL_V],word 0
		1837	ret
		1838	@@:
		1839	mov [esp+36],dword 0
		1840	ret
221	serge	1841	msset:
429	serge	1842	ret
164	serge	1843
221	serge	1844	app_load_cursor:
465	serge	1845	; add ebx, new_app_base
		1846	cmp ebx, OS_BASE
		1847	jae msset
429	serge	1848	stdcall load_cursor, ebx, ecx
		1849	mov [esp+36], eax
		1850	ret
164	serge	1851
221	serge	1852	app_set_cursor:
429	serge	1853	stdcall set_cursor, ebx
		1854	mov [esp+36], eax
		1855	ret
1	ha	1856
233	serge	1857	app_delete_cursor:
429	serge	1858	stdcall delete_cursor, ebx
		1859	mov [esp+36], eax
		1860	ret
1	ha	1861
		1862	is_input:
		1863
		1864	push edx
429	serge	1865	mov dx,word [midisp]
		1866	in al,dx
		1867	and al,0x80
		1868	pop edx
1	ha	1869	ret
		1870
		1871	is_output:
		1872
		1873	push edx
429	serge	1874	mov dx,word [midisp]
		1875	in al,dx
		1876	and al,0x40
		1877	pop edx
1	ha	1878	ret
		1879
		1880
		1881	get_mpu_in:
		1882
		1883	push edx
429	serge	1884	mov dx,word [mididp]
		1885	in al,dx
		1886	pop edx
1	ha	1887	ret
		1888
		1889
		1890	put_mpu_out:
		1891
		1892	push edx
429	serge	1893	mov dx,word [mididp]
		1894	out dx,al
		1895	pop edx
1	ha	1896	ret
		1897
		1898
		1899	setuart:
		1900
		1901	su1:
		1902	call is_output
429	serge	1903	cmp al,0
		1904	jnz su1
		1905	mov dx,word [midisp]
		1906	mov al,0xff
		1907	out dx,al
1	ha	1908	su2:
429	serge	1909	mov dx,word [midisp]
		1910	mov al,0xff
		1911	out dx,al
1	ha	1912	call is_input
429	serge	1913	cmp al,0
		1914	jnz su2
1	ha	1915	call get_mpu_in
429	serge	1916	cmp al,0xfe
		1917	jnz su2
1	ha	1918	su3:
		1919	call is_output
429	serge	1920	cmp al,0
		1921	jnz su3
		1922	mov dx,word [midisp]
		1923	mov al,0x3f
		1924	out dx,al
1	ha	1925
		1926	ret
		1927
		1928
		1929	align 4
		1930
		1931	sys_midi:
		1932
		1933	cmp [mididp],0
		1934	jnz sm0
		1935	mov [esp+36],dword 1
		1936	ret
		1937	sm0:
		1938
		1939	cmp eax,1
		1940	mov [esp+36],dword 0
		1941	jnz smn1
		1942	call setuart
		1943	ret
		1944	smn1:
		1945
		1946	cmp eax,2
		1947	jnz smn2
		1948	sm10:
		1949	call get_mpu_in
		1950	call is_output
		1951	test al,al
		1952	jnz sm10
		1953	mov al,bl
		1954	call put_mpu_out
		1955	ret
		1956	smn2:
		1957
		1958	ret
		1959
		1960
		1961	detect_devices:
		1962	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1963	include 'detect/commouse.inc'
479	kastigar	1964	;include 'detect/ps2mouse.inc'
1	ha	1965	;include 'detect/dev_fd.inc'
		1966	;include 'detect/dev_hdcd.inc'
		1967	;include 'detect/sear_par.inc'
		1968	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1969	ret
		1970
		1971
		1972	sys_end:
		1973
379	serge	1974	mov eax,[TASK_BASE]
115	poddubny	1975	mov [eax+TASKDATA.state], 3 ; terminate this program
41	mikedld	1976
429	serge	1977	waitterm: ; wait here for termination
1	ha	1978	mov eax,5
		1979	call delay_hs
		1980	jmp waitterm
		1981
75	diamond	1982	iglobal
170	serge	1983	align 4
75	diamond	1984	sys_system_table:
429	serge	1985	dd sysfn_shutdown ; 1 = system shutdown
		1986	dd sysfn_terminate ; 2 = terminate thread
		1987	dd sysfn_activate ; 3 = activate window
		1988	dd sysfn_getidletime ; 4 = get idle time
		1989	dd sysfn_getcpuclock ; 5 = get cpu clock
		1990	dd sysfn_saveramdisk ; 6 = save ramdisk
		1991	dd sysfn_getactive ; 7 = get active window
		1992	dd sysfn_sound_flag ; 8 = get/set sound_flag
		1993	dd sysfn_shutdown_param ; 9 = shutdown with parameter
		1994	dd sysfn_minimize ; 10 = minimize window
		1995	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		1996	dd sysfn_lastkey ; 12 = get last pressed key
		1997	dd sysfn_getversion ; 13 = get kernel version
		1998	dd sysfn_waitretrace ; 14 = wait retrace
		1999	dd sysfn_centermouse ; 15 = center mouse cursor
		2000	dd sysfn_getfreemem ; 16 = get free memory size
		2001	dd sysfn_getallmem ; 17 = get total memory size
		2002	dd sysfn_terminate2 ; 18 = terminate thread using PID
		2003	; instead of slot
		2004	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		2005	dd sysfn_meminfo ; 20 = get extended memory info
75	diamond	2006	sysfn_num = ($ - sys_system_table)/4
		2007	endg
		2008
1	ha	2009	sys_system:
429	serge	2010	dec eax
		2011	cmp eax, sysfn_num
		2012	jae @f
		2013	jmp dword [sys_system_table + eax*4]
75	diamond	2014	@@:
429	serge	2015	ret
1	ha	2016
429	serge	2017	sysfn_shutdown: ; 18.1 = BOOT
465	serge	2018	mov [BOOT_VAR+0x9030],byte 0
41	mikedld	2019	for_shutdown_parameter:
214	serge	2020
379	serge	2021	mov eax,[TASK_COUNT]
1	ha	2022	add eax,2
		2023	mov [shutdown_processes],eax
381	serge	2024	mov [SYS_SHUTDOWN],al
75	diamond	2025	and dword [esp+36], 0
1	ha	2026	ret
		2027	uglobal
		2028	shutdown_processes: dd 0x0
		2029	endg
		2030
429	serge	2031	sysfn_terminate: ; 18.2 = TERMINATE
1	ha	2032	cmp ebx,2
		2033	jb noprocessterminate
379	serge	2034	mov edx,[TASK_COUNT]
1	ha	2035	cmp ebx,edx
75	diamond	2036	ja noprocessterminate
379	serge	2037	mov eax,[TASK_COUNT]
1	ha	2038	shl ebx,5
379	serge	2039	mov edx,[ebx+CURRENT_TASK+TASKDATA.pid]
		2040	add ebx,CURRENT_TASK+TASKDATA.state
75	diamond	2041	cmp byte [ebx], 9
		2042	jz noprocessterminate
41	mikedld	2043
1	ha	2044	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
429	serge	2045	mov [ebx],byte 3 ; clear possible i40's
1	ha	2046	;call MEM_Heap_UnLock
		2047
		2048	cmp edx,[application_table_status] ; clear app table stat
		2049	jne noatsc
		2050	mov [application_table_status],0
		2051	noatsc:
75	diamond	2052	noprocessterminate:
1	ha	2053	ret
		2054
85	halyavin	2055	sysfn_terminate2:
		2056	;lock application_table_status mutex
164	serge	2057	.table_status:
85	halyavin	2058	cli
		2059	cmp [application_table_status],0
429	serge	2060	je .stf
85	halyavin	2061	sti
		2062	call change_task
		2063	jmp .table_status
		2064	.stf:
		2065	call set_application_table_status
		2066	mov eax,ebx
		2067	call pid_to_slot
		2068	test eax,eax
429	serge	2069	jz .not_found
85	halyavin	2070	mov ebx,eax
		2071	cli
		2072	call sysfn_terminate
		2073	mov [application_table_status],0
		2074	sti
		2075	and dword [esp+36],0
		2076	ret
		2077	.not_found:
		2078	mov [application_table_status],0
429	serge	2079	or dword [esp+36],-1
85	halyavin	2080	ret
		2081
429	serge	2082	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
1	ha	2083	cmp ebx,2
105	poddubny	2084	jb .nowindowactivate
379	serge	2085	cmp ebx,[TASK_COUNT]
105	poddubny	2086	ja .nowindowactivate
		2087
		2088	mov [window_minimize], 2 ; restore window if minimized
		2089
380	serge	2090	movzx esi, word [WIN_STACK + ebx*2]
379	serge	2091	cmp esi, [TASK_COUNT]
105	poddubny	2092	je .nowindowactivate ; already active
		2093
		2094	mov edi, ebx
		2095	shl edi, 5
		2096	add edi, window_data
380	serge	2097	movzx esi, word [WIN_STACK + ebx * 2]
		2098	lea esi, [WIN_POS + esi * 2]
105	poddubny	2099	call waredraw
		2100	.nowindowactivate:
1	ha	2101	ret
41	mikedld	2102
429	serge	2103	sysfn_getidletime: ; 18.4 = GET IDLETIME
1	ha	2104	mov eax,[idleusesec]
75	diamond	2105	mov [esp+36], eax
1	ha	2106	ret
		2107
429	serge	2108	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
381	serge	2109	mov eax,[CPU_FREQ]
75	diamond	2110	mov [esp+36], eax
1	ha	2111	ret
		2112
		2113	; SAVE ramdisk to /hd/1/menuet.img
		2114	;!!!!!!!!!!!!!!!!!!!!!!!!
		2115	include 'blkdev/rdsave.inc'
		2116	;!!!!!!!!!!!!!!!!!!!!!!!!
75	diamond	2117
429	serge	2118	sysfn_getactive: ; 18.7 = get active window
379	serge	2119	mov eax, [TASK_COUNT]
380	serge	2120	movzx eax, word [WIN_POS + eax*2]
75	diamond	2121	mov [esp+36],eax
1	ha	2122	ret
75	diamond	2123
429	serge	2124	sysfn_sound_flag: ; 18.8 = get/set sound_flag
1	ha	2125	cmp ebx,1
		2126	jne nogetsoundflag
		2127	movzx eax,byte [sound_flag] ; get sound_flag
75	diamond	2128	mov [esp+36],eax
1	ha	2129	ret
		2130	nogetsoundflag:
		2131	cmp ebx,2
		2132	jnz nosoundflag
75	diamond	2133	xor byte [sound_flag], 1
		2134	nosoundflag:
41	mikedld	2135	ret
75	diamond	2136
429	serge	2137	sysfn_shutdown_param: ; 18.9 = system shutdown with param
1	ha	2138	cmp ebx,1
75	diamond	2139	jl exit_for_anyone
1	ha	2140	cmp ebx,4
		2141	jg exit_for_anyone
465	serge	2142	mov [BOOT_VAR+0x9030],bl
1	ha	2143	jmp for_shutdown_parameter
75	diamond	2144
429	serge	2145	sysfn_minimize: ; 18.10 = minimize window
1	ha	2146	mov [window_minimize],1
		2147	exit_for_anyone:
		2148	ret
75	diamond	2149
429	serge	2150	sysfn_getdiskinfo: ; 18.11 = get disk info table
1	ha	2151	cmp ebx,1
		2152	jnz full_table
		2153	small_table:
		2154	call for_all_tables
75	diamond	2155	mov ecx,10
1	ha	2156	cld
		2157	rep movsb
		2158	ret
		2159	for_all_tables:
379	serge	2160	mov edi,[TASK_BASE]
115	poddubny	2161	mov edi,[edi+TASKDATA.mem_start]
1	ha	2162	add edi,ecx
381	serge	2163	mov esi,DRIVE_DATA
1	ha	2164	ret
		2165	full_table:
		2166	cmp ebx,2
		2167	jnz exit_for_anyone
		2168	call for_all_tables
75	diamond	2169	mov ecx,16384
1	ha	2170	cld
		2171	rep movsd
		2172	ret
75	diamond	2173
429	serge	2174	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2175	and dword [esp+36], 0
		2176	ret
75	diamond	2177
429	serge	2178	sysfn_getversion: ; 18.13 = get kernel ID and version
379	serge	2179	mov edi,[TASK_BASE]
115	poddubny	2180	mov edi,[edi+TASKDATA.mem_start]
1	ha	2181	add edi,ebx
		2182	mov esi,version_inf
		2183	mov ecx,version_end-version_inf
		2184	cld
		2185	rep movsb
		2186	ret
75	diamond	2187
		2188	sysfn_waitretrace: ; 18.14 = sys wait retrace
41	mikedld	2189	;wait retrace functions
		2190	sys_wait_retrace:
		2191	mov edx,0x3da
		2192	WaitRetrace_loop:
		2193	in al,dx
		2194	test al,1000b
		2195	jz WaitRetrace_loop
		2196	mov [esp+36],dword 0
1	ha	2197	ret
75	diamond	2198
429	serge	2199	sysfn_centermouse: ; 18.15 = mouse centered
1	ha	2200	call mouse_centered
		2201	mov [esp+36],dword 0
		2202	ret
75	diamond	2203
120	mario79	2204	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2205	cmp ebx,0 ; get mouse speed factor
		2206	jnz .set_mouse_acceleration
164	serge	2207	xor eax,eax
120	mario79	2208	mov ax,[mouse_speed_factor]
		2209	mov [esp+36],eax
		2210	ret
		2211	.set_mouse_acceleration:
		2212	cmp ebx,1 ; set mouse speed factor
		2213	jnz .get_mouse_delay
		2214	mov [mouse_speed_factor],cx
		2215	ret
		2216	.get_mouse_delay:
		2217	cmp ebx,2 ; get mouse delay
		2218	jnz .set_mouse_delay
		2219	mov eax,[mouse_delay]
		2220	mov [esp+36],eax
		2221	ret
		2222	.set_mouse_delay:
		2223	cmp ebx,3 ; set mouse delay
		2224	jnz .set_pointer_position
		2225	mov [mouse_delay],ecx
		2226	ret
		2227	.set_pointer_position:
		2228	cmp ebx,4 ; set mouse pointer position
		2229	jnz .end
381	serge	2230	mov [MOUSE_Y],cx ;y
120	mario79	2231	ror ecx,16
381	serge	2232	mov [MOUSE_X],cx ;x
120	mario79	2233	rol ecx,16
		2234	.end:
		2235	ret
		2236
75	diamond	2237	sysfn_getfreemem:
170	serge	2238	mov eax, [pg_data.pages_free]
		2239	shl eax, 2
		2240	mov [esp+36],eax
1	ha	2241	ret
75	diamond	2242
		2243	sysfn_getallmem:
170	serge	2244	mov eax,[MEM_AMOUNT]
		2245	shr eax, 10
75	diamond	2246	mov [esp+36],eax
32	halyavin	2247	ret
		2248
41	mikedld	2249	uglobal
		2250	;// mike.dld, 2006-29-01 [
		2251	screen_workarea RECT
		2252	;// mike.dld, 2006-29-01 ]
1	ha	2253	window_minimize db 0
429	serge	2254	sound_flag db 0
41	mikedld	2255	endg
1	ha	2256
41	mikedld	2257	iglobal
		2258	version_inf:
346	diamond	2259	db 0,6,5,0 ; version 0.6.5.0
41	mikedld	2260	db UID_KOLIBRI
		2261	db 'Kolibri',0
		2262	version_end:
		2263	endg
1	ha	2264
41	mikedld	2265	UID_NONE=0
429	serge	2266	UID_MENUETOS=1 ;official
		2267	UID_KOLIBRI=2 ;russian
1	ha	2268
		2269	sys_cachetodiskette:
19	mario79	2270	; pushad
		2271	; cmp eax,1
		2272	; jne no_write_all_of_ramdisk
		2273	; call fdc_writeramdisk
		2274	; popad
		2275	; ret
		2276	; no_write_all_of_ramdisk:
		2277	; cmp eax,2
		2278	; jne no_write_part_of_ramdisk
		2279	; call fdc_commitflush
		2280	; popad
		2281	; ret
		2282	; no_write_part_of_ramdisk:
		2283	; cmp eax,3
		2284	; jne no_set_fdc
		2285	; call fdc_set
		2286	; popad
		2287	; ret
		2288	; no_set_fdc:
		2289	; cmp eax,4
		2290	; jne no_get_fdc
		2291	; popad
		2292	; call fdc_get
		2293	; mov [esp+36],ecx
		2294	; ret
		2295	; no_get_fdc:
		2296	; popad
		2297	; ret
		2298	cmp eax,1
		2299	jne no_floppy_a_save
		2300	mov [flp_number],1
		2301	jmp save_image_on_floppy
		2302	no_floppy_a_save:
1	ha	2303	cmp eax,2
19	mario79	2304	jne no_floppy_b_save
		2305	mov [flp_number],2
		2306	save_image_on_floppy:
		2307	call save_image
		2308	mov [esp+36],dword 0
		2309	cmp [FDC_Status],0
429	serge	2310	je yes_floppy_save
19	mario79	2311	no_floppy_b_save:
		2312	mov [esp+36],dword 1
		2313	yes_floppy_save:
1	ha	2314	ret
		2315
		2316	uglobal
		2317	; bgrchanged dd 0x0
		2318	endg
		2319
		2320	sys_background:
		2321
429	serge	2322	cmp eax,1 ; BACKGROUND SIZE
1	ha	2323	jnz nosb1
		2324	cmp ebx,0
429	serge	2325	je sbgrr
1	ha	2326	cmp ecx,0
429	serge	2327	je sbgrr
1	ha	2328	mov [display_data-8],ebx
		2329	mov [display_data-4],ecx
		2330	; mov [bgrchanged],1
469	serge	2331
		2332	pushad
		2333	; return memory for old background
		2334	stdcall kernel_free, [img_background]
		2335	; calculate RAW size
		2336	xor eax,eax
		2337	inc eax
		2338	cmp [display_data-8],eax
		2339	jae @f
		2340	mov [display_data-8],eax
		2341	@@:
		2342	cmp [display_data-4],eax
		2343	jae @f
		2344	mov [display_data-4],eax
		2345	@@:
		2346	mov eax,[display_data-8]
		2347	imul eax,[display_data-4]
		2348	inc eax
		2349	imul eax,3
		2350	mov [mem_BACKGROUND],eax
		2351	; get memory for new background
		2352	stdcall kernel_alloc, [mem_BACKGROUND]
		2353	test eax, eax
		2354	jz .exit_mem
		2355	mov [img_background], eax
		2356	.exit_mem:
		2357	popad
		2358
1	ha	2359	sbgrr:
		2360	ret
469	serge	2361
1	ha	2362	nosb1:
		2363
429	serge	2364	cmp eax,2 ; SET PIXEL
1	ha	2365	jnz nosb2
		2366	mov edx,0x160000-16
		2367	cmp edx,ebx
		2368	jbe nosb2
		2369	mov edx,[ebx]
		2370	and edx,0xFF000000 ;255256256*256
		2371	and ecx,0x00FFFFFF ;255256256+255*256+255
		2372	add edx,ecx
479	kastigar	2373	;mov [ebx+IMG_BACKGROUND],edx
469	serge	2374	push eax
		2375	mov eax,[img_background]
		2376	mov [ebx+eax],edx
		2377	pop eax
1	ha	2378	; mov [bgrchanged],1
		2379	ret
		2380	nosb2:
		2381
429	serge	2382	cmp eax,3 ; DRAW BACKGROUND
1	ha	2383	jnz nosb3
		2384	draw_background_temp:
		2385	; cmp [bgrchanged],1 ;0
		2386	; je nosb31
		2387	;draw_background_temp:
		2388	; mov [bgrchanged],1 ;0
381	serge	2389	mov [REDRAW_BACKGROUND],byte 1
76	mario79	2390	mov [background_defined], 1
1	ha	2391	nosb31:
		2392	ret
		2393	nosb3:
		2394
429	serge	2395	cmp eax,4 ; TILED / STRETCHED
1	ha	2396	jnz nosb4
		2397	cmp ebx,[display_data-12]
429	serge	2398	je nosb41
1	ha	2399	mov [display_data-12],ebx
		2400	; mov [bgrchanged],1
		2401	nosb41:
		2402	ret
		2403	nosb4:
		2404
429	serge	2405	cmp eax,5 ; BLOCK MOVE TO BGR
1	ha	2406	jnz nosb5
		2407	; bughere
379	serge	2408	mov edi, [TASK_BASE]
115	poddubny	2409	add ebx, [edi+TASKDATA.mem_start]
1	ha	2410	mov eax, ebx
		2411	mov ebx, ecx
		2412	add ecx, edx
469	serge	2413	add ebx, [img_background] ;IMG_BACKGROUND
1	ha	2414	mov ecx, edx
		2415	call memmove
		2416	.fin:
		2417	ret
		2418	nosb5:
479	kastigar	2419
1	ha	2420	ret
		2421
479	kastigar	2422
1	ha	2423	align 4
		2424
		2425	sys_getbackground:
		2426
429	serge	2427	cmp eax,1 ; SIZE
1	ha	2428	jnz nogb1
		2429	mov eax,[display_data-8]
		2430	shl eax,16
		2431	mov ax,[display_data-4]
		2432	mov [esp+36],eax
		2433	ret
		2434	nogb1:
		2435
429	serge	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
429	serge	2450	cmp eax,4 ; TILED / STRETCHED
1	ha	2451	jnz nogb4
		2452	mov eax,[display_data-12]
		2453	nogb4:
		2454	mov [esp+36],eax
		2455	ret
		2456
		2457
		2458	align 4
		2459
		2460	sys_getkey:
		2461	mov [esp+36],dword 1
92	diamond	2462	; test main buffer
429	serge	2463	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
380	serge	2464	movzx ecx,word [WIN_STACK + ebx * 2]
379	serge	2465	mov edx,[TASK_COUNT]
1	ha	2466	cmp ecx,edx
		2467	jne .finish
381	serge	2468	cmp [KEY_COUNT],byte 0
429	serge	2469	je .finish
381	serge	2470	movzx eax,byte [KEY_BUFF]
1	ha	2471	shl eax,8
		2472	push eax
381	serge	2473	dec byte [KEY_COUNT]
		2474	and byte [KEY_COUNT],127
		2475	movzx ecx,byte [KEY_COUNT]
1	ha	2476	add ecx,2
		2477	; mov esi,0xf402
		2478	; mov edi,0xf401
		2479	; cld
		2480	; rep movsb
381	serge	2481	mov eax, KEY_BUFF+1
		2482	mov ebx, KEY_BUFF
1	ha	2483	call memmove
		2484	pop eax
92	diamond	2485	.ret_eax:
1	ha	2486	mov [esp+36],eax
92	diamond	2487	ret
1	ha	2488	.finish:
92	diamond	2489	; test hotkeys buffer
429	serge	2490	mov ecx, hotkey_buffer
92	diamond	2491	@@:
429	serge	2492	cmp [ecx], ebx
		2493	jz .found
		2494	add ecx, 8
		2495	cmp ecx, hotkey_buffer+120*8
		2496	jb @b
		2497	ret
92	diamond	2498	.found:
429	serge	2499	mov ax, [ecx+6]
		2500	shl eax, 16
		2501	mov ah, [ecx+4]
		2502	mov al, 2
		2503	and dword [ecx+4], 0
		2504	and dword [ecx], 0
		2505	jmp .ret_eax
1	ha	2506
		2507	align 4
		2508
		2509	sys_getbutton:
		2510
429	serge	2511	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
1	ha	2512	mov [esp+36],dword 1
380	serge	2513	movzx ecx, word [WIN_STACK + ebx * 2]
379	serge	2514	mov edx, [TASK_COUNT] ; less than 256 processes
1	ha	2515	cmp ecx,edx
		2516	jne .exit
381	serge	2517	movzx eax,byte [BTN_COUNT]
1	ha	2518	test eax,eax
429	serge	2519	jz .exit
381	serge	2520	mov eax,[BTN_BUFF]
1	ha	2521	shl eax,8
381	serge	2522	mov [BTN_COUNT],byte 0
1	ha	2523	mov [esp+36],eax
		2524	.exit:
		2525	ret
		2526
		2527
		2528	align 4
		2529
		2530	sys_cpuusage:
		2531
		2532	; RETURN:
		2533	;
		2534	; +00 dword process cpu usage
		2535	; +04 word position in windowing stack
		2536	; +06 word windowing stack value at current position (cpu nro)
		2537	; +10 12 bytes name
		2538	; +22 dword start in mem
		2539	; +26 dword used mem
		2540	; +30 dword PID , process idenfification number
		2541	;
		2542
379	serge	2543	mov edi,[TASK_BASE] ; eax = return area
115	poddubny	2544	add eax,[edi + TASKDATA.mem_start]
1	ha	2545
429	serge	2546	cmp ebx,-1 ; who am I ?
1	ha	2547	jne no_who_am_i
379	serge	2548	mov ebx,[CURRENT_TASK]
1	ha	2549	no_who_am_i:
		2550
429	serge	2551	push eax ; return area
		2552	push ebx ; process number
1	ha	2553
		2554	push ebx
		2555	push ebx
		2556	push eax
		2557
		2558	; return memory usage
		2559
		2560	xor edx,edx
		2561	mov eax,0x20
		2562	mul ebx
379	serge	2563	add eax,CURRENT_TASK+TASKDATA.cpu_usage
1	ha	2564	mov ebx,eax
		2565	pop eax
		2566	mov ecx,[ebx]
		2567	mov [eax],ecx
		2568	pop ebx
380	serge	2569	mov cx, [WIN_STACK + ebx * 2]
1	ha	2570	mov [eax+4],cx
380	serge	2571	mov cx, [WIN_POS + ebx * 2]
1	ha	2572	mov [eax+6],cx
		2573	push eax
		2574	mov eax,ebx
		2575	shl eax,8
380	serge	2576	add eax,SLOT_BASE+APPDATA.app_name
1	ha	2577	pop ebx
		2578	add ebx,10
		2579	mov ecx,11
		2580	call memmove
		2581
		2582	; memory usage
		2583
		2584	xor eax,eax
		2585	mov edx,0x100000*16
429	serge	2586	pop ecx ; get gdt of tss
1	ha	2587	cmp ecx,1
429	serge	2588	je os_mem
1	ha	2589	shl ecx,8
380	serge	2590	mov edx,[SLOT_BASE+ecx+APPDATA.mem_size] ;0x8c
1	ha	2591	mov eax,std_application_base_address
		2592	; eax run base -> edx used memory
		2593	os_mem:
		2594	dec edx
		2595	mov [ebx+12],eax
		2596	mov [ebx+16],edx
		2597
		2598	; PID (+30)
		2599
		2600	mov eax,[esp]
		2601	shl eax,5
379	serge	2602	add eax,CURRENT_TASK+TASKDATA.pid
1	ha	2603	mov eax,[eax]
		2604	mov [ebx+20],eax
		2605
		2606	; window position and size
		2607
		2608	mov esi,[esp]
		2609	shl esi,5
115	poddubny	2610	add esi,window_data + WDATA.box
1	ha	2611	mov edi,[esp+4]
		2612	add edi,34
115	poddubny	2613	mov ecx,4
1	ha	2614	cld
115	poddubny	2615	rep movsd
1	ha	2616
		2617	; Process state (+50)
		2618
		2619	mov eax,[esp]
		2620	shl eax,5
379	serge	2621	add eax,CURRENT_TASK+TASKDATA.state
1	ha	2622	mov eax,[eax]
		2623	mov [ebx+40],ax
		2624
138	mikedld	2625	; Window client area box
1	ha	2626
138	mikedld	2627	mov esi,[esp]
		2628	shl esi,8
380	serge	2629	add esi,SLOT_BASE+APPDATA.wnd_clientbox
138	mikedld	2630	lea edi,[ebx+44]
		2631	mov ecx,4
		2632	rep movsd
164	serge	2633
		2634	; Window state
		2635
138	mikedld	2636	mov esi,[esp]
		2637	shl esi,5
		2638	add esi,window_data + WDATA.box
465	serge	2639	mov al,[esi+WDATA.fl_wstate]
164	serge	2640	mov [edi],al
138	mikedld	2641
1	ha	2642	pop ebx
		2643	pop eax
		2644
		2645	; return number of processes
		2646
379	serge	2647	mov eax,[TASK_COUNT]
1	ha	2648	mov [esp+36],eax
		2649	ret
		2650
		2651	align 4
		2652	sys_clock:
429	serge	2653	cli
1	ha	2654	; Mikhail Lisovin xx Jan 2005
429	serge	2655	@@: mov al, 10
		2656	out 0x70, al
		2657	in al, 0x71
		2658	test al, al
		2659	jns @f
		2660	mov esi, 1
		2661	call delay_ms
		2662	jmp @b
1	ha	2663	@@:
		2664	; end Lisovin's fix
		2665
429	serge	2666	xor al,al ; seconds
		2667	out 0x70,al
		2668	in al,0x71
		2669	movzx ecx,al
		2670	mov al,02 ; minutes
		2671	shl ecx,16
		2672	out 0x70,al
		2673	in al,0x71
		2674	movzx edx,al
		2675	mov al,04 ; hours
		2676	shl edx,8
		2677	out 0x70,al
		2678	in al,0x71
		2679	add ecx,edx
		2680	movzx edx,al
		2681	add ecx,edx
		2682	sti
		2683	mov [esp+36],ecx
		2684	ret
1	ha	2685
		2686
		2687	align 4
		2688
		2689	sys_date:
		2690
429	serge	2691	cli
75	diamond	2692
429	serge	2693	@@: mov al, 10
		2694	out 0x70, al
		2695	in al, 0x71
		2696	test al, al
		2697	jns @f
		2698	mov esi, 1
		2699	call delay_ms
		2700	jmp @b
75	diamond	2701	@@:
		2702
429	serge	2703	mov ch,0
		2704	mov al,7 ; date
		2705	out 0x70,al
		2706	in al,0x71
		2707	mov cl,al
		2708	mov al,8 ; month
		2709	shl ecx,16
		2710	out 0x70,al
		2711	in al,0x71
		2712	mov ch,al
		2713	mov al,9 ; year
		2714	out 0x70,al
		2715	in al,0x71
		2716	mov cl,al
		2717	sti
		2718	mov [esp+36],ecx
		2719	ret
1	ha	2720
		2721
		2722	; redraw status
		2723
		2724	sys_redrawstat:
		2725
		2726	cmp eax,1
		2727	jne no_widgets_away
		2728
		2729	; buttons away
		2730
379	serge	2731	mov ecx,[CURRENT_TASK]
1	ha	2732
		2733	sys_newba2:
		2734
381	serge	2735	mov edi,[BTN_ADDR]
1	ha	2736	cmp [edi],dword 0 ; empty button list ?
429	serge	2737	je end_of_buttons_away
1	ha	2738
		2739	movzx ebx,word [edi]
		2740	inc ebx
		2741
		2742	mov eax,edi
		2743
		2744	sys_newba:
		2745
		2746	dec ebx
429	serge	2747	jz end_of_buttons_away
1	ha	2748
		2749	add eax,0x10
		2750	cmp cx,[eax]
		2751	jnz sys_newba
		2752
		2753	push eax ebx ecx
		2754	mov ecx,ebx
		2755	inc ecx
		2756	shl ecx,4
		2757	mov ebx,eax
		2758	add eax,0x10
		2759	call memmove
		2760	dec dword [edi]
		2761	pop ecx ebx eax
		2762
		2763	jmp sys_newba2
		2764
		2765	end_of_buttons_away:
		2766
		2767	ret
		2768
		2769	no_widgets_away:
		2770
		2771	cmp eax,2
		2772	jnz srl1
		2773
379	serge	2774	mov edx,[TASK_BASE] ; return whole screen draw area for this app
		2775	add edx,draw_data-CURRENT_TASK
115	poddubny	2776	mov [edx+RECT.left], 0
		2777	mov [edx+RECT.top], 0
381	serge	2778	mov eax,[ScreenWidth]
115	poddubny	2779	mov [edx+RECT.right],eax
381	serge	2780	mov eax,[ScreenHeight]
115	poddubny	2781	mov [edx+RECT.bottom],eax
1	ha	2782
379	serge	2783	mov edi,[TASK_BASE]
429	serge	2784	or [edi-twdw+WDATA.fl_wdrawn], 1 ; no new position & buttons from app
1	ha	2785
		2786	call sys_window_mouse
		2787
		2788	ret
		2789
		2790	srl1:
		2791
		2792	ret
		2793
		2794
		2795	sys_drawwindow:
		2796
		2797	mov edi,ecx
		2798	shr edi,16+8
		2799	and edi,15
		2800
		2801	cmp edi,0 ; type I - original style
		2802	jne nosyswI
33	mario79	2803	inc [mouse_pause]
36	mario79	2804	call [disable_mouse]
1	ha	2805	call sys_set_window
36	mario79	2806	call [disable_mouse]
1	ha	2807	call drawwindow_I
114	mikedld	2808	;dec [mouse_pause]
		2809	;call [draw_pointer]
		2810	;ret
		2811	jmp draw_window_caption.2
1	ha	2812	nosyswI:
		2813
		2814	cmp edi,1 ; type II - only reserve area, no draw
		2815	jne nosyswII
33	mario79	2816	inc [mouse_pause]
36	mario79	2817	call [disable_mouse]
1	ha	2818	call sys_set_window
36	mario79	2819	call [disable_mouse]
1	ha	2820	call sys_window_mouse
33	mario79	2821	dec [mouse_pause]
36	mario79	2822	call [draw_pointer]
1	ha	2823	ret
		2824	nosyswII:
		2825
		2826	cmp edi,2 ; type III - new style
		2827	jne nosyswIII
33	mario79	2828	inc [mouse_pause]
36	mario79	2829	call [disable_mouse]
1	ha	2830	call sys_set_window
36	mario79	2831	call [disable_mouse]
1	ha	2832	call drawwindow_III
114	mikedld	2833	;dec [mouse_pause]
		2834	;call [draw_pointer]
		2835	;ret
		2836	jmp draw_window_caption.2
1	ha	2837	nosyswIII:
		2838
		2839	cmp edi,3 ; type IV - skinned window
		2840	jne nosyswIV
33	mario79	2841
102	poddubny	2842	; parameter for drawwindow_IV
35	halyavin	2843	push 0
379	serge	2844	mov edi, [TASK_COUNT]
380	serge	2845	movzx edi, word [WIN_POS + edi*2]
379	serge	2846	cmp edi, [CURRENT_TASK]
33	mario79	2847	jne @f
102	poddubny	2848	inc dword [esp]
		2849	@@:
33	mario79	2850
		2851	inc [mouse_pause]
36	mario79	2852	call [disable_mouse]
1	ha	2853	call sys_set_window
36	mario79	2854	call [disable_mouse]
		2855	call drawwindow_IV
114	mikedld	2856	;dec [mouse_pause]
		2857	;call [draw_pointer]
		2858	;ret
		2859	jmp draw_window_caption.2
1	ha	2860	nosyswIV:
		2861
		2862	ret
		2863
		2864
114	mikedld	2865	draw_window_caption:
429	serge	2866	inc [mouse_pause]
		2867	call [disable_mouse]
114	mikedld	2868
429	serge	2869	xor eax,eax
		2870	mov edx,[TASK_COUNT]
		2871	movzx edx,word[WIN_POS+edx*2]
		2872	cmp edx,[CURRENT_TASK]
		2873	jne @f
		2874	inc eax
		2875	@@: mov edx,[CURRENT_TASK]
		2876	shl edx,5
		2877	add edx,window_data
		2878	movzx ebx,[edx+WDATA.fl_wstyle]
		2879	and bl,0x0F
		2880	cmp bl,3
		2881	jne .not_style_3
114	mikedld	2882
429	serge	2883	push edx
		2884	call drawwindow_IV_caption
		2885	add esp,4
		2886	jmp .2
114	mikedld	2887
		2888	.not_style_3:
429	serge	2889	cmp bl,2
		2890	jne .not_style_2
114	mikedld	2891
429	serge	2892	call drawwindow_III_caption
		2893	jmp .2
114	mikedld	2894
		2895	.not_style_2:
429	serge	2896	cmp bl,0
		2897	jne .2
114	mikedld	2898
429	serge	2899	call drawwindow_I_caption
114	mikedld	2900
		2901	;--------------------------------------------------------------
429	serge	2902	.2: ;jmp @f
		2903	mov edi,[CURRENT_TASK]
		2904	shl edi,5
		2905	test [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		2906	jz @f
		2907	mov ecx,[edi*8+SLOT_BASE+APPDATA.wnd_caption]
		2908	or ecx,ecx
		2909	jz @f
465	serge	2910	add ecx,[edi+CURRENT_TASK+TASKDATA.mem_start]
114	mikedld	2911
429	serge	2912	movzx eax,[edi+window_data+WDATA.fl_wstyle]
		2913	and al,0x0F
		2914	cmp al,3
		2915	jne .not_skinned
114	mikedld	2916
429	serge	2917	mov ebp,[edi+window_data+WDATA.box.left-2]
		2918	mov bp,word[edi+window_data+WDATA.box.top]
		2919	movzx eax,word[edi+window_data+WDATA.box.width]
		2920	sub ax,[_skinmargins.left]
		2921	sub ax,[_skinmargins.right]
		2922	cwde
		2923	cdq
		2924	mov ebx,6
		2925	idiv ebx
		2926	or eax,eax
		2927	js @f
		2928	mov edx,eax
		2929	mov eax,dword[_skinmargins.left-2]
		2930	mov ax,word[_skinh]
		2931	sub ax,[_skinmargins.bottom]
		2932	sub ax,[_skinmargins.top]
		2933	sar ax,1
		2934	adc ax,0
		2935	add ax,[_skinmargins.top]
		2936	add ax,-3
		2937	add eax,ebp
		2938	jmp .dodraw
114	mikedld	2939
		2940	.not_skinned:
429	serge	2941	cmp al,1
		2942	je @f
114	mikedld	2943
429	serge	2944	mov ebp,[edi+window_data+WDATA.box.left-2]
		2945	mov bp,word[edi+window_data+WDATA.box.top]
		2946	movzx eax,word[edi+window_data+WDATA.box.width]
		2947	sub eax,16
		2948	cwde
		2949	cdq
		2950	mov ebx,6
		2951	idiv ebx
		2952	or eax,eax
		2953	js @f
		2954	mov edx,eax
		2955	mov eax,0x00080007
		2956	add eax,ebp
139	diamond	2957	.dodraw:
429	serge	2958	mov ebx,[common_colours+16];0x00FFFFFF
		2959	or ebx, 0x80000000
		2960	xor edi,edi
		2961	call dtext
114	mikedld	2962
		2963	@@:
		2964	;--------------------------------------------------------------
429	serge	2965	dec [mouse_pause]
		2966	call [draw_pointer]
		2967	ret
114	mikedld	2968
		2969	iglobal
		2970	align 4
		2971	window_topleft dd \
		2972	1, 21,\
		2973	0, 0,\
		2974	5, 20,\
		2975	5, ?
		2976	endg
		2977
		2978	set_window_clientbox:
429	serge	2979	push eax ecx edi
114	mikedld	2980
429	serge	2981	mov eax,[_skinh]
		2982	mov [window_topleft+4*7],eax
114	mikedld	2983
429	serge	2984	mov ecx,edi
		2985	sub edi,window_data
		2986	shl edi,3
		2987	test [ecx+WDATA.fl_wstyle],WSTYLE_CLIENTRELATIVE
		2988	jz @f
114	mikedld	2989
429	serge	2990	movzx eax,[ecx+WDATA.fl_wstyle]
		2991	and eax,0x0F
		2992	mov eax,[eax*8+window_topleft+0]
		2993	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		2994	shl eax,1
		2995	neg eax
		2996	add eax,[ecx+WDATA.box.width]
		2997	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
114	mikedld	2998
429	serge	2999	movzx eax,[ecx+WDATA.fl_wstyle]
		3000	and eax,0x0F
		3001	push [eax*8+window_topleft+0]
		3002	mov eax,[eax*8+window_topleft+4]
		3003	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
		3004	neg eax
		3005	sub eax,[esp]
		3006	add eax,[ecx+WDATA.box.height]
		3007	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
		3008	add esp,4
114	mikedld	3009
429	serge	3010	pop edi ecx eax
		3011	ret
114	mikedld	3012	@@:
429	serge	3013	xor eax,eax
		3014	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		3015	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
		3016	mov eax,[ecx+WDATA.box.width]
		3017	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
		3018	mov eax,[ecx+WDATA.box.height]
		3019	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
114	mikedld	3020
429	serge	3021	pop edi ecx eax
		3022	ret
114	mikedld	3023
1	ha	3024	sys_set_window:
		3025
379	serge	3026	mov edi,[CURRENT_TASK]
1	ha	3027	shl edi,5
		3028	add edi,window_data
		3029
		3030	; colors
114	mikedld	3031	mov [edi+WDATA.cl_workarea],ecx
		3032	mov [edi+WDATA.cl_titlebar],edx
		3033	mov [edi+WDATA.cl_frames],esi
1	ha	3034
		3035	; check flag (?)
186	diamond	3036	test [edi+WDATA.fl_wdrawn],1
		3037	jnz newd
1	ha	3038
		3039	push eax
		3040	mov eax,[timer_ticks] ;[0xfdf0]
		3041	add eax,100
		3042	mov [new_window_starting],eax
		3043	pop eax
		3044
114	mikedld	3045	mov word[edi+WDATA.box.width],ax
		3046	mov word[edi+WDATA.box.height],bx
		3047	sar eax,16
		3048	sar ebx,16
		3049	mov word[edi+WDATA.box.left],ax
		3050	mov word[edi+WDATA.box.top],bx
1	ha	3051
		3052	call check_window_position
		3053
164	serge	3054	call set_window_clientbox
1	ha	3055
429	serge	3056	push ecx esi edi ; save for window fullscreen/resize
114	mikedld	3057	;mov esi,edi
		3058
429	serge	3059	mov cl,[edi+WDATA.fl_wstyle]
114	mikedld	3060
1	ha	3061	sub edi,window_data
114	mikedld	3062	shl edi,3
380	serge	3063	add edi,SLOT_BASE
114	mikedld	3064
429	serge	3065	and cl,0x0F
		3066	mov [edi+APPDATA.wnd_caption],0
		3067	cmp cl,3
		3068	jne @f
		3069	mov [edi+APPDATA.wnd_caption],esi
		3070	@@: mov esi,[esp+0]
114	mikedld	3071
115	poddubny	3072	add edi, APPDATA.saved_box
429	serge	3073	movsd
		3074	movsd
		3075	movsd
		3076	movsd
1	ha	3077	pop edi esi ecx
		3078
		3079	push eax ebx ecx edx
		3080	;;; mov eax, 1
		3081	;;; call delay_hs
115	poddubny	3082	mov eax, [edi+WDATA.box.left]
		3083	mov ebx, [edi+WDATA.box.top]
		3084	mov ecx, [edi+WDATA.box.width]
		3085	mov edx, [edi+WDATA.box.height]
1	ha	3086	add ecx, eax
		3087	add edx, ebx
		3088	call calculatescreen
		3089	pop edx ecx ebx eax
		3090
429	serge	3091	mov [KEY_COUNT],byte 0 ; empty keyboard buffer
		3092	mov [BTN_COUNT],byte 0 ; empty button buffer
1	ha	3093
		3094	newd:
429	serge	3095	mov [edi+WDATA.fl_redraw],byte 0 ; no redraw
1	ha	3096	mov edx,edi
		3097
		3098	ret
		3099
114	mikedld	3100	syscall_windowsettings:
1	ha	3101
114	mikedld	3102	.set_window_caption:
429	serge	3103	dec eax ; subfunction #1 - set window caption
		3104	jnz .get_window_caption
114	mikedld	3105
429	serge	3106	; NOTE: only window owner thread can set its caption,
		3107	; so there's no parameter for PID/TID
114	mikedld	3108
429	serge	3109	mov edi,[CURRENT_TASK]
		3110	shl edi,5
114	mikedld	3111
429	serge	3112	; have to check if caption is within application memory limit
		3113	; check is trivial, and if application resizes its memory,
		3114	; caption still can become over bounds
202	diamond	3115	; diamond, 31.10.2006: check removed because with new memory manager
		3116	; there can be valid data after APPDATA.mem_size bound
380	serge	3117	; mov ecx,[edi*8+SLOT_BASE+APPDATA.mem_size]
202	diamond	3118	; add ecx,255 ; max caption length
		3119	; cmp ebx,ecx
		3120	; ja .exit_fail
114	mikedld	3121
429	serge	3122	mov [edi*8+SLOT_BASE+APPDATA.wnd_caption],ebx
		3123	or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
114	mikedld	3124
429	serge	3125	call draw_window_caption
114	mikedld	3126
429	serge	3127	xor eax,eax ; eax = 0 (success)
		3128	ret
114	mikedld	3129
		3130	.get_window_caption:
429	serge	3131	dec eax ; subfunction #2 - get window caption
		3132	jnz .exit_fail
114	mikedld	3133
429	serge	3134	; not implemented yet
114	mikedld	3135
		3136	.exit_fail:
429	serge	3137	xor eax,eax
		3138	inc eax ; eax = 1 (fail)
		3139	ret
114	mikedld	3140
		3141
1	ha	3142	sys_window_move:
		3143
429	serge	3144	mov edi,[CURRENT_TASK]
		3145	shl edi,5
		3146	add edi,window_data
1	ha	3147
429	serge	3148	test [edi+WDATA.fl_wstate],WSTATE_MAXIMIZED
		3149	jnz .window_move_return
1	ha	3150
429	serge	3151	push dword [edi + WDATA.box.left] ; save old coordinates
		3152	push dword [edi + WDATA.box.top]
		3153	push dword [edi + WDATA.box.width]
		3154	push dword [edi + WDATA.box.height]
1	ha	3155
429	serge	3156	cmp eax,-1 ; set new position and size
		3157	je .no_x_reposition
		3158	mov [edi + WDATA.box.left], eax
49	mikedld	3159	.no_x_reposition:
429	serge	3160	cmp ebx,-1
		3161	je .no_y_reposition
		3162	mov [edi + WDATA.box.top], ebx
49	mikedld	3163	.no_y_reposition:
1	ha	3164
429	serge	3165	test [edi+WDATA.fl_wstate],WSTATE_ROLLEDUP
		3166	jnz .no_y_resizing
1	ha	3167
429	serge	3168	cmp ecx,-1
		3169	je .no_x_resizing
		3170	mov [edi + WDATA.box.width], ecx
49	mikedld	3171	.no_x_resizing:
429	serge	3172	cmp edx,-1
		3173	je .no_y_resizing
		3174	mov [edi + WDATA.box.height], edx
49	mikedld	3175	.no_y_resizing:
1	ha	3176
429	serge	3177	call check_window_position
		3178	call set_window_clientbox
1	ha	3179
429	serge	3180	pushad ; save for window fullscreen/resize
		3181	mov esi,edi
		3182	sub edi,window_data
		3183	shr edi,5
		3184	shl edi,8
		3185	add edi, SLOT_BASE + APPDATA.saved_box
		3186	mov ecx,4
		3187	cld
		3188	rep movsd
		3189	popad
49	mikedld	3190
429	serge	3191	pushad ; calculcate screen at new position
		3192	mov eax, [edi + WDATA.box.left]
		3193	mov ebx, [edi + WDATA.box.top]
		3194	mov ecx, [edi + WDATA.box.width]
		3195	mov edx, [edi + WDATA.box.height]
		3196	add ecx,eax
		3197	add edx,ebx
221	serge	3198
429	serge	3199	call calculatescreen
		3200	popad
49	mikedld	3201
429	serge	3202	pop edx ; calculcate screen at old position
		3203	pop ecx
		3204	pop ebx
		3205	pop eax
		3206	add ecx,eax
		3207	add edx,ebx
		3208	mov [dlx],eax ; save for drawlimits
		3209	mov [dly],ebx
		3210	mov [dlxe],ecx
		3211	mov [dlye],edx
		3212	call calculatescreen
49	mikedld	3213
429	serge	3214	mov [edi + WDATA.fl_redraw], 1 ; flag the process as redraw
49	mikedld	3215
429	serge	3216	mov eax,edi ; redraw screen at old position
		3217	xor esi,esi
		3218	call redrawscreen
49	mikedld	3219
429	serge	3220	mov [DONT_DRAW_MOUSE],byte 0 ; mouse pointer
		3221	mov [MOUSE_BACKGROUND],byte 0 ; no mouse under
		3222	mov [MOUSE_DOWN],byte 0 ; react to mouse up/down
49	mikedld	3223
429	serge	3224	mov ecx,10 ; wait 1/10 second
49	mikedld	3225	.wmrl3:
429	serge	3226	call [draw_pointer]
		3227	mov eax,1
		3228	call delay_hs
		3229	loop .wmrl3
49	mikedld	3230
429	serge	3231	mov [window_move_pr],0
49	mikedld	3232
		3233	.window_move_return:
		3234
429	serge	3235	ret
1	ha	3236
67	diamond	3237	;type_background_1:
		3238	; cmp [0xfff0],byte 0 ; background update ?
		3239	; jz temp_nobackgr
		3240	; mov [0xfff0],byte 2
		3241	; call change_task
		3242	; mov [draw_data+32+0],dword 0
		3243	; mov [draw_data+32+4],dword 0
381	serge	3244	; mov eax,[ScreenWidth
67	diamond	3245	; mov ebx,[0xfe04]
		3246	; mov [draw_data+32+8],eax
		3247	; mov [draw_data+32+12],ebx
		3248	; call drawbackground
		3249	; mov [0xfff0],byte 0
381	serge	3250	; mov [MOUSE_BACKGROUND],byte 0
67	diamond	3251	;temp_nobackgr:
		3252	; ret
41	mikedld	3253
1	ha	3254	uglobal
		3255	window_move_pr dd 0x0
		3256	window_move_eax dd 0x0
		3257	window_move_ebx dd 0x0
		3258	window_move_ecx dd 0x0
		3259	window_move_edx dd 0x0
		3260	endg
		3261
		3262	;ok - 100% work
		3263	;nt - not tested
		3264	;---------------------------------------------------------------------------------------------
		3265	;eax
		3266	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3267	;1 - change task. Ret nothing. Block. ok.
		3268	;2 - performance control
		3269	; ebx
		3270	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3271	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3272	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3273	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3274	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3275	;eax
		3276	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3277	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3278	;---------------------------------------------------------------------------------------------
		3279	sys_sheduler: ;noname & halyavin
		3280	cmp eax,0
		3281	je shed_counter
		3282	cmp eax,2
		3283	je perf_control
		3284	cmp eax,3
		3285	je rdmsr_instr
		3286	cmp eax,4
		3287	je wrmsr_instr
		3288	cmp eax,1
		3289	jne not_supported
		3290	call change_task ;delay,0
		3291	ret
		3292	shed_counter:
		3293	mov eax,[context_counter]
		3294	mov [esp+36],eax
		3295	not_supported:
		3296	ret
		3297	perf_control:
		3298	inc eax ;now eax=3
		3299	cmp ebx,eax
		3300	je cache_disable
		3301	dec eax
		3302	cmp ebx,eax
		3303	je cache_enable
		3304	dec eax
		3305	cmp ebx,eax
		3306	je is_cache_enabled
		3307	dec eax
		3308	cmp ebx,eax
		3309	je modify_pce
		3310	ret
		3311
		3312	rdmsr_instr:
		3313	;now counter in ecx
		3314	;(edx:eax) esi:edi => edx:esi
		3315	mov eax,esi
		3316	rdmsr
		3317	mov [esp+36],eax
		3318	mov [esp+24],edx ;ret in ebx?
		3319	ret
		3320
		3321	wrmsr_instr:
		3322	;now counter in ecx
		3323	;(edx:eax) esi:edi => edx:esi
479	kastigar	3324	mov eax,esi
		3325	wrmsr
		3326	mov [esp+36],eax
		3327	mov [esp+24],edx ;ret in ebx?
1	ha	3328	ret
		3329
		3330	cache_disable:
		3331	mov eax,cr0
		3332	or eax,01100000000000000000000000000000b
		3333	mov cr0,eax
		3334	wbinvd ;set MESI
		3335	ret
		3336
		3337	cache_enable:
		3338	mov eax,cr0
		3339	and eax,10011111111111111111111111111111b
		3340	mov cr0,eax
		3341	ret
		3342
		3343	is_cache_enabled:
		3344	mov eax,cr0
		3345	mov ebx,eax
		3346	and eax,01100000000000000000000000000000b
		3347	jz cache_disabled
		3348	mov [esp+36],ebx
		3349	cache_disabled:
		3350	mov dword [esp+36],eax ;0
		3351	ret
		3352
		3353	modify_pce:
		3354	mov eax,cr4
		3355	; mov ebx,0
		3356	; or bx,100000000b ;pce
		3357	; xor eax,ebx ;invert pce
17	me_root	3358	bts eax,8 ;pce=cr4[8]
1	ha	3359	mov cr4,eax
		3360	mov [esp+36],eax
		3361	ret
		3362	;---------------------------------------------------------------------------------------------
		3363
		3364
		3365	; check if pixel is allowed to be drawn
		3366
		3367	checkpixel:
429	serge	3368	push eax edx
1	ha	3369
429	serge	3370	mov edx,[ScreenWidth] ; screen x size
		3371	inc edx
		3372	imul edx, ebx
		3373	mov dl, [eax+edx+display_data] ; lea eax, [...]
1	ha	3374
429	serge	3375	xor ecx, ecx
		3376	mov eax, [CURRENT_TASK]
		3377	cmp al, dl
		3378	setne cl
1	ha	3379
429	serge	3380	pop edx eax
		3381	ret
1	ha	3382
		3383	iglobal
143	diamond	3384	cpustring db '/RD/1/CPU',0
1	ha	3385	endg
		3386
67	diamond	3387	uglobal
429	serge	3388	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3389	endg
1	ha	3390
		3391	align 4
		3392	; check misc
		3393
		3394	checkmisc:
		3395
		3396	cmp [ctrl_alt_del], 1
		3397	jne nocpustart
143	diamond	3398	mov ebp, cpustring
465	serge	3399	lea esi,[ebp+6]
		3400	xor ebx,ebx ; no parameters
		3401	xor edx,edx ; no flags
		3402	call fs_RamdiskExecute.flags
1	ha	3403	mov [ctrl_alt_del], 0
465	serge	3404
		3405	nocpustart:
1	ha	3406	cmp [mouse_active], 1
		3407	jne mouse_not_active
		3408	mov [mouse_active], 0
		3409	xor edi, edi
465	serge	3410	mov ecx, [TASK_COUNT]
		3411	set_mouse_event:
1	ha	3412	add edi, 256
465	serge	3413	or [edi+SLOT_BASE+APPDATA.event_mask], dword 100000b
1	ha	3414	loop set_mouse_event
		3415
465	serge	3416	mouse_not_active:
429	serge	3417	cmp [REDRAW_BACKGROUND],byte 0 ; background update ?
		3418	jz nobackgr
76	mario79	3419	cmp [background_defined], 0
429	serge	3420	jz nobackgr
473	diamond	3421	; mov [REDRAW_BACKGROUND],byte 2
		3422	; call change_task
		3423	xor edi, edi
		3424	mov ecx, [TASK_COUNT]
		3425	set_bgr_event:
		3426	add edi, 256
		3427	or [edi+SLOT_BASE+APPDATA.event_mask], 16
		3428	loop set_bgr_event
465	serge	3429	mov [draw_data+32 + RECT.left],dword 0
		3430	mov [draw_data+32 + RECT.top],dword 0
381	serge	3431	mov eax,[ScreenWidth]
		3432	mov ebx,[ScreenHeight]
465	serge	3433	mov [draw_data+32 + RECT.right],eax
		3434	mov [draw_data+32 + RECT.bottom],ebx
1	ha	3435	call drawbackground
381	serge	3436	mov [REDRAW_BACKGROUND],byte 0
		3437	mov [MOUSE_BACKGROUND],byte 0
1	ha	3438
465	serge	3439	nobackgr:
1	ha	3440
		3441	; system shutdown request
		3442
381	serge	3443	cmp [SYS_SHUTDOWN],byte 0
429	serge	3444	je noshutdown
1	ha	3445
		3446	mov edx,[shutdown_processes]
		3447	sub dl,2
		3448
381	serge	3449	cmp [SYS_SHUTDOWN],dl
1	ha	3450	jne no_mark_system_shutdown
		3451
465	serge	3452	mov edx,OS_BASE+0x3040
381	serge	3453	movzx ecx,byte [SYS_SHUTDOWN]
1	ha	3454	add ecx,5
465	serge	3455	markz:
115	poddubny	3456	mov [edx+TASKDATA.state],byte 3
1	ha	3457	add edx,0x20
		3458	loop markz
		3459
		3460	no_mark_system_shutdown:
		3461
		3462	call [disable_mouse]
		3463
381	serge	3464	dec byte [SYS_SHUTDOWN]
1	ha	3465
381	serge	3466	cmp [SYS_SHUTDOWN],byte 0
429	serge	3467	je system_shutdown
1	ha	3468
465	serge	3469	noshutdown:
1	ha	3470
		3471
429	serge	3472	mov eax,[TASK_COUNT] ; termination
379	serge	3473	mov ebx,TASK_DATA+TASKDATA.state
1	ha	3474	mov esi,1
		3475
465	serge	3476	newct:
1	ha	3477	mov cl,[ebx]
		3478	cmp cl,byte 3
429	serge	3479	jz terminate
1	ha	3480	cmp cl,byte 4
429	serge	3481	jz terminate
1	ha	3482
		3483	add ebx,0x20
		3484	inc esi
		3485	dec eax
		3486	jnz newct
		3487
		3488	ret
		3489
		3490
		3491	; redraw screen
		3492
		3493	redrawscreen:
		3494
		3495	; eax , if process window_data base is eax, do not set flag/limits
		3496
429	serge	3497	pushad
		3498	push eax
1	ha	3499
		3500	;;; mov eax,2
		3501	;;; call delay_hs
		3502
429	serge	3503	;mov ecx,0 ; redraw flags for apps
		3504	xor ecx,ecx
1	ha	3505	newdw2:
		3506
429	serge	3507	inc ecx
		3508	push ecx
1	ha	3509
429	serge	3510	mov eax,ecx
		3511	shl eax,5
		3512	add eax,window_data
1	ha	3513
429	serge	3514	cmp eax,[esp+4]
		3515	je not_this_task
		3516	; check if window in redraw area
		3517	mov edi,eax
1	ha	3518
429	serge	3519	cmp ecx,1 ; limit for background
		3520	jz bgli
1	ha	3521
429	serge	3522	mov eax, [edi + WDATA.box.left]
		3523	mov ebx, [edi + WDATA.box.top]
		3524	mov ecx, [edi + WDATA.box.width]
		3525	mov edx, [edi + WDATA.box.height]
		3526	add ecx,eax
		3527	add edx,ebx
1	ha	3528
429	serge	3529	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3530	cmp ecx,ebx
		3531	jb ricino
1	ha	3532
429	serge	3533	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3534	cmp ecx,eax
		3535	jb ricino
1	ha	3536
429	serge	3537	mov eax, [edi + WDATA.box.left]
		3538	mov ebx, [edi + WDATA.box.top]
		3539	mov ecx, [edi + WDATA.box.width]
		3540	mov edx, [edi + WDATA.box.height]
		3541	add ecx, eax
		3542	add edx, ebx
164	serge	3543
429	serge	3544	mov eax,[dly] ; eax = area y start edx = window y end
		3545	cmp edx,eax
		3546	jb ricino
1	ha	3547
429	serge	3548	mov eax,[dlx] ; eax = area x start ecx = window x end
		3549	cmp ecx,eax
		3550	jb ricino
1	ha	3551
429	serge	3552	bgli:
1	ha	3553
429	serge	3554	cmp edi,esi
		3555	jz ricino
1	ha	3556
429	serge	3557	mov eax,edi
		3558	add eax,draw_data-window_data
1	ha	3559
429	serge	3560	mov ebx,[dlx] ; set limits
		3561	mov [eax + RECT.left], ebx
		3562	mov ebx,[dly]
		3563	mov [eax + RECT.top], ebx
		3564	mov ebx,[dlxe]
		3565	mov [eax + RECT.right], ebx
		3566	mov ebx,[dlye]
		3567	mov [eax + RECT.bottom], ebx
1	ha	3568
429	serge	3569	sub eax,draw_data-window_data
1	ha	3570
429	serge	3571	cmp ecx,1
		3572	jne nobgrd
		3573	cmp esi,1
		3574	je newdw8
		3575	call drawbackground
1	ha	3576
		3577	newdw8:
		3578	nobgrd:
		3579
429	serge	3580	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3581
		3582	ricino:
		3583
		3584	not_this_task:
		3585
429	serge	3586	pop ecx
1	ha	3587
429	serge	3588	cmp ecx,[TASK_COUNT]
		3589	jle newdw2
1	ha	3590
429	serge	3591	pop eax
		3592	popad
1	ha	3593
429	serge	3594	ret
1	ha	3595
		3596	calculatebackground: ; background
		3597
429	serge	3598	; all black
1	ha	3599
469	serge	3600	mov edi, [img_background] ;IMG_BACKGROUND ; set background to black
429	serge	3601	xor eax, eax
469	serge	3602	mov ecx, 1023 ;0x0fff00 / 4
429	serge	3603	cld
		3604	rep stosd
1	ha	3605
429	serge	3606	mov edi,display_data ; set os to use all pixels
		3607	mov eax,0x01010101
472	serge	3608	mov ecx,1280*1024 / 4
429	serge	3609	rep stosd
1	ha	3610
429	serge	3611	mov byte [REDRAW_BACKGROUND], 0 ; do not draw background!
1	ha	3612
429	serge	3613	ret
1	ha	3614
		3615	uglobal
429	serge	3616	imax dd 0x0
1	ha	3617	endg
		3618
		3619
		3620
		3621	delay_ms: ; delay in 1/1000 sec
		3622
		3623
429	serge	3624	push eax
		3625	push ecx
1	ha	3626
429	serge	3627	mov ecx,esi
		3628	;
		3629	imul ecx, 33941
		3630	shr ecx, 9
		3631	;
1	ha	3632
429	serge	3633	in al,0x61
		3634	and al,0x10
		3635	mov ah,al
		3636	cld
1	ha	3637
429	serge	3638	cnt1: in al,0x61
		3639	and al,0x10
		3640	cmp al,ah
		3641	jz cnt1
1	ha	3642
429	serge	3643	mov ah,al
		3644	loop cnt1
1	ha	3645
429	serge	3646	pop ecx
		3647	pop eax
1	ha	3648
429	serge	3649	ret
1	ha	3650
		3651
		3652	set_app_param:
429	serge	3653	push edi
1	ha	3654
429	serge	3655	mov edi,[TASK_BASE]
		3656	mov [edi+TASKDATA.event_mask],eax
1	ha	3657
429	serge	3658	pop edi
		3659	ret
1	ha	3660
		3661
		3662
		3663	delay_hs: ; delay in 1/100 secs
429	serge	3664	push eax
		3665	push ecx
		3666	push edx
1	ha	3667
429	serge	3668	mov edx,[timer_ticks]
		3669	add edx,eax
1	ha	3670
		3671	newtic:
429	serge	3672	mov ecx,[timer_ticks]
		3673	cmp edx,ecx
		3674	jbe zerodelay
1	ha	3675
429	serge	3676	call change_task
1	ha	3677
429	serge	3678	jmp newtic
1	ha	3679
		3680	zerodelay:
429	serge	3681	pop edx
		3682	pop ecx
		3683	pop eax
1	ha	3684
429	serge	3685	ret
1	ha	3686
		3687
		3688	memmove: ; memory move in bytes
		3689
		3690	; eax = from
		3691	; ebx = to
		3692	; ecx = no of bytes
		3693	test ecx, ecx
		3694	jle .ret
		3695
		3696
		3697	push esi edi ecx
		3698
		3699	mov edi, ebx
		3700	mov esi, eax
		3701
		3702	test ecx, not 11b
429	serge	3703	jz @f
1	ha	3704
		3705	push ecx
		3706	shr ecx, 2
		3707	rep movsd
		3708	pop ecx
		3709	and ecx, 11b
429	serge	3710	jz .finish
1	ha	3711	@@:
		3712	rep movsb
		3713
		3714	.finish:
		3715	pop ecx edi esi
		3716	.ret:
		3717	ret
		3718
		3719
75	diamond	3720	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3721	;align 4
1	ha	3722	;
75	diamond	3723	;read_floppy_file:
1	ha	3724	;
75	diamond	3725	;; as input
		3726	;;
		3727	;; eax pointer to file
		3728	;; ebx file lenght
		3729	;; ecx start 512 byte block number
		3730	;; edx number of blocks to read
		3731	;; esi pointer to return/work area (atleast 20 000 bytes)
		3732	;;
		3733	;;
		3734	;; on return
		3735	;;
		3736	;; eax = 0 command succesful
		3737	;; 1 no fd base and/or partition defined
		3738	;; 2 yet unsupported FS
		3739	;; 3 unknown FS
		3740	;; 4 partition not defined at hd
		3741	;; 5 file not found
		3742	;; ebx = size of file
1	ha	3743	;
379	serge	3744	; mov edi,[TASK_BASE]
75	diamond	3745	; add edi,0x10
		3746	; add esi,[edi]
		3747	; add eax,[edi]
1	ha	3748	;
75	diamond	3749	; pushad
		3750	; mov edi,esi
		3751	; add edi,1024
		3752	; mov esi,0x100000+19*512
		3753	; sub ecx,1
		3754	; shl ecx,9
		3755	; add esi,ecx
		3756	; shl edx,9
		3757	; mov ecx,edx
		3758	; cld
		3759	; rep movsb
		3760	; popad
		3761	;
		3762	; mov [esp+36],eax
		3763	; mov [esp+24],ebx
		3764	; ret
1	ha	3765
		3766
		3767
		3768	align 4
		3769
		3770	sys_programirq:
		3771
379	serge	3772	mov edi,[TASK_BASE]
115	poddubny	3773	add eax,[edi+TASKDATA.mem_start]
1	ha	3774
75	diamond	3775	cmp ebx,16
		3776	jae .not_owner
379	serge	3777	mov edi,[TASK_BASE]
115	poddubny	3778	mov edi,[edi+TASKDATA.pid]
75	diamond	3779	cmp edi,[irq_owner+ebx*4]
429	serge	3780	je spril1
75	diamond	3781	.not_owner:
1	ha	3782	mov [esp+36],dword 1
		3783	ret
		3784	spril1:
		3785
		3786	mov esi,eax
		3787	shl ebx,6
		3788	add ebx,irq00read
		3789	mov edi,ebx
		3790	mov ecx,16
		3791	cld
		3792	rep movsd
		3793	mov [esp+36],dword 0
		3794	ret
		3795
		3796
		3797	align 4
		3798
		3799	get_irq_data:
75	diamond	3800	cmp eax,16
		3801	jae .not_owner
429	serge	3802	mov edx,eax ; check for correct owner
1	ha	3803	shl edx,2
		3804	add edx,irq_owner
		3805	mov edx,[edx]
379	serge	3806	mov edi,[TASK_BASE]
115	poddubny	3807	mov edi,[edi+TASKDATA.pid]
1	ha	3808	cmp edx,edi
		3809	je gidril1
75	diamond	3810	.not_owner:
429	serge	3811	mov [esp+32],dword 2 ; ecx=2
1	ha	3812	ret
		3813
		3814	gidril1:
		3815
		3816	mov ebx,eax
		3817	shl ebx,12
381	serge	3818	add ebx,IRQ_SAVE
1	ha	3819	mov eax,[ebx]
		3820	mov ecx,1
		3821	test eax,eax
		3822	jz gid1
		3823
		3824	dec eax
		3825	mov esi,ebx
		3826	mov [ebx],eax
		3827	movzx ebx,byte [ebx+0x10]
		3828	add esi,0x10
		3829	mov edi,esi
		3830	inc esi
		3831	mov ecx,4000 / 4
		3832	cld
		3833	rep movsd
75	diamond	3834	; xor ecx,ecx ; as result of 'rep' ecx=0
1	ha	3835	gid1:
		3836	mov [esp+36],eax
		3837	mov [esp+32],ecx
		3838	mov [esp+24],ebx
		3839	ret
		3840
		3841
		3842	set_io_access_rights:
		3843
		3844	pushad
		3845
465	serge	3846	mov edi, tss._io_map_0
1	ha	3847
465	serge	3848	; mov ecx,eax
		3849	; and ecx,7 ; offset in byte
1	ha	3850
465	serge	3851	; shr eax,3 ; number of byte
		3852	; add edi,eax
1	ha	3853
465	serge	3854	; mov ebx,1
		3855	; shl ebx,cl
1	ha	3856
429	serge	3857	cmp ebp,0 ; enable access - ebp = 0
1	ha	3858	jne siar1
		3859
465	serge	3860	; not ebx
		3861	; and [edi],byte bl
		3862	btr [edi], eax
1	ha	3863
		3864	popad
		3865
		3866	ret
		3867
465	serge	3868	siar1:
1	ha	3869
465	serge	3870	bts [edi], eax
		3871	; or [edi],byte bl ; disable access - ebp = 1
1	ha	3872
		3873	popad
		3874
		3875	ret
		3876
		3877	r_f_port_area:
		3878
		3879	test eax, eax
		3880	jnz free_port_area
		3881	; je r_port_area
		3882	; jmp free_port_area
		3883
		3884	; r_port_area:
		3885
		3886	pushad
		3887
429	serge	3888	cmp ebx,ecx ; beginning > end ?
75	diamond	3889	ja rpal1
		3890	cmp ecx,65536
		3891	jae rpal1
381	serge	3892	mov esi,[RESERVED_PORTS]
429	serge	3893	test esi,esi ; no reserved areas ?
1	ha	3894	je rpal2
429	serge	3895	cmp esi,255 ; max reserved
75	diamond	3896	jae rpal1
465	serge	3897	rpal3:
1	ha	3898	mov edi,esi
		3899	shl edi,4
381	serge	3900	add edi,RESERVED_PORTS
1	ha	3901	cmp ebx,[edi+8]
75	diamond	3902	ja rpal4
1	ha	3903	cmp ecx,[edi+4]
		3904	jae rpal1
		3905	; jb rpal4
		3906	; jmp rpal1
465	serge	3907	rpal4:
1	ha	3908
		3909	dec esi
		3910	jnz rpal3
		3911	jmp rpal2
		3912	rpal1:
		3913	popad
		3914	mov eax,1
		3915	ret
		3916
		3917	rpal2:
		3918	popad
		3919
		3920
		3921	; enable port access at port IO map
		3922	cli
429	serge	3923	pushad ; start enable io map
1	ha	3924
		3925	cmp ecx,65536 ;16384
		3926	jae no_unmask_io ; jge
		3927
		3928	mov eax,ebx
		3929
		3930	new_port_access:
		3931
		3932	pushad
		3933
429	serge	3934	xor ebp,ebp ; enable - eax = port
1	ha	3935	call set_io_access_rights
		3936
		3937	popad
		3938
		3939	inc eax
		3940	cmp eax,ecx
		3941	jbe new_port_access
		3942
		3943	no_unmask_io:
		3944
429	serge	3945	popad ; end enable io map
1	ha	3946	sti
		3947
381	serge	3948	mov edi,[RESERVED_PORTS]
1	ha	3949	add edi,1
381	serge	3950	mov [RESERVED_PORTS],edi
1	ha	3951	shl edi,4
381	serge	3952	add edi,RESERVED_PORTS
379	serge	3953	mov esi,[TASK_BASE]
115	poddubny	3954	mov esi,[esi+TASKDATA.pid]
1	ha	3955	mov [edi],esi
		3956	mov [edi+4],ebx
		3957	mov [edi+8],ecx
		3958
		3959	xor eax, eax
		3960	ret
		3961
		3962	free_port_area:
		3963
		3964	pushad
		3965
381	serge	3966	mov esi,[RESERVED_PORTS] ; no reserved areas ?
75	diamond	3967	test esi,esi
1	ha	3968	je frpal2
379	serge	3969	mov edx,[TASK_BASE]
115	poddubny	3970	mov edx,[edx+TASKDATA.pid]
1	ha	3971	frpal3:
		3972	mov edi,esi
		3973	shl edi,4
381	serge	3974	add edi,RESERVED_PORTS
1	ha	3975	cmp edx,[edi]
		3976	jne frpal4
		3977	cmp ebx,[edi+4]
		3978	jne frpal4
		3979	cmp ecx,[edi+8]
		3980	jne frpal4
		3981	jmp frpal1
		3982	frpal4:
		3983	dec esi
		3984	jnz frpal3
		3985	frpal2:
		3986	popad
		3987	mov eax,1
		3988	ret
		3989	frpal1:
		3990	mov ecx,256
		3991	sub ecx,esi
		3992	shl ecx,4
		3993	mov esi,edi
		3994	add esi,16
		3995	cld
		3996	rep movsb
		3997
381	serge	3998	dec dword [RESERVED_PORTS]
1	ha	3999
		4000	popad
		4001
		4002
		4003	; disable port access at port IO map
		4004
429	serge	4005	pushad ; start disable io map
1	ha	4006
		4007	cmp ecx,65536 ;16384
		4008	jge no_mask_io
		4009
		4010	mov eax,ebx
		4011
		4012	new_port_access_disable:
		4013
		4014	pushad
		4015
429	serge	4016	mov ebp,1 ; disable - eax = port
1	ha	4017	call set_io_access_rights
		4018
		4019	popad
		4020
		4021	inc eax
		4022	cmp eax,ecx
		4023	jbe new_port_access_disable
		4024
		4025	no_mask_io:
		4026
429	serge	4027	popad ; end disable io map
1	ha	4028
		4029	xor eax, eax
		4030	ret
		4031
		4032
		4033	reserve_free_irq:
		4034
75	diamond	4035	mov ecx, 1
		4036	cmp ebx, 16
		4037	jae fril1
		4038	test eax,eax
1	ha	4039	jz reserve_irq
		4040
75	diamond	4041	lea edi,[irq_owner+ebx*4]
1	ha	4042	mov edx,[edi]
379	serge	4043	mov eax,[TASK_BASE]
115	poddubny	4044	cmp edx,[eax+TASKDATA.pid]
1	ha	4045	jne fril1
75	diamond	4046	dec ecx
		4047	mov [edi],ecx
1	ha	4048	fril1:
		4049	mov [esp+36],ecx ; return in eax
		4050	ret
		4051
		4052	reserve_irq:
		4053
75	diamond	4054	lea edi,[irq_owner+ebx*4]
		4055	cmp dword [edi], 0
		4056	jnz ril1
1	ha	4057
379	serge	4058	mov edx,[TASK_BASE]
115	poddubny	4059	mov edx,[edx+TASKDATA.pid]
1	ha	4060	mov [edi],edx
75	diamond	4061	dec ecx
1	ha	4062	ril1:
		4063	mov [esp+36],ecx ; return in eax
		4064	ret
		4065
		4066	drawbackground:
33	mario79	4067	inc [mouse_pause]
381	serge	4068	cmp [SCR_MODE],word 0x12
117	mario79	4069	je dbrv20
1	ha	4070	dbrv12:
381	serge	4071	cmp [SCR_MODE],word 0100000000000000b
1	ha	4072	jge dbrv20
381	serge	4073	cmp [SCR_MODE],word 0x13
1	ha	4074	je dbrv20
		4075	call vesa12_drawbackground
33	mario79	4076	dec [mouse_pause]
36	mario79	4077	call [draw_pointer]
1	ha	4078	ret
		4079	dbrv20:
		4080	cmp [display_data-12],dword 1
		4081	jne bgrstr
		4082	call vesa20_drawbackground_tiled
33	mario79	4083	dec [mouse_pause]
36	mario79	4084	call [draw_pointer]
1	ha	4085	ret
		4086	bgrstr:
		4087	call vesa20_drawbackground_stretch
33	mario79	4088	dec [mouse_pause]
36	mario79	4089	call [draw_pointer]
1	ha	4090	ret
		4091
75	diamond	4092	align 4
1	ha	4093
429	serge	4094	syscall_putimage: ; PutImage
33	mario79	4095
75	diamond	4096	mov edx,ecx
		4097	mov ecx,ebx
465	serge	4098	mov ebx, eax
75	diamond	4099
1	ha	4100	sys_putimage:
53	mikedld	4101	test ecx,0x80008000
		4102	jnz .exit
		4103	test ecx,0x0000FFFF
		4104	jz .exit
		4105	test ecx,0xFFFF0000
		4106	jnz @f
		4107	.exit:
		4108	ret
		4109	@@:
465	serge	4110	mov edi,[current_slot]
		4111	add dx,word[edi+APPDATA.wnd_clientbox.top]
429	serge	4112	rol edx,16
465	serge	4113	add dx,word[edi+APPDATA.wnd_clientbox.left]
429	serge	4114	rol edx,16
114	mikedld	4115	.forced:
429	serge	4116	push ebp esi 0
		4117	mov ebp, putimage_get24bpp
		4118	mov esi, putimage_init24bpp
283	diamond	4119	sys_putimage_bpp:
		4120	; call [disable_mouse] ; this will be done in xxx_putimage
117	mario79	4121	; mov eax, vga_putimage
429	serge	4122	cmp [SCR_MODE], word 0x12
		4123	jz @f ;.doit
		4124	mov eax, vesa12_putimage
		4125	cmp [SCR_MODE], word 0100000000000000b
		4126	jae @f
		4127	cmp [SCR_MODE], word 0x13
		4128	jnz .doit
75	diamond	4129	@@:
429	serge	4130	mov eax, vesa20_putimage
75	diamond	4131	.doit:
429	serge	4132	inc [mouse_pause]
		4133	call eax
		4134	dec [mouse_pause]
		4135	pop ebp esi ebp
		4136	jmp [draw_pointer]
1	ha	4137
283	diamond	4138	syscall_putimage_palette:
465	serge	4139	mov edi, esi
429	serge	4140	mov esi, edx
		4141	mov edx, ecx
		4142	mov ecx, ebx
465	serge	4143	mov ebx, eax
283	diamond	4144	sys_putimage_palette:
		4145	; ebx = pointer to image
		4146	; ecx = [xsize]*65536 + [ysize]
		4147	; edx = [xstart]*65536 + [ystart]
314	diamond	4148	; esi = number of bits per pixel, must be 8, 24 or 32
283	diamond	4149	; edi = pointer to palette
314	diamond	4150	; ebp = row delta
429	serge	4151	mov eax, [CURRENT_TASK]
		4152	shl eax, 8
		4153	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4154	rol edx, 16
		4155	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4156	rol edx, 16
283	diamond	4157	.forced:
429	serge	4158	push ebp esi ebp
		4159	cmp esi, 8
		4160	jnz @f
		4161	mov ebp, putimage_get8bpp
		4162	mov esi, putimage_init8bpp
		4163	jmp sys_putimage_bpp
314	diamond	4164	@@:
429	serge	4165	cmp esi, 24
		4166	jnz @f
		4167	mov ebp, putimage_get24bpp
		4168	mov esi, putimage_init24bpp
		4169	jmp sys_putimage_bpp
314	diamond	4170	@@:
429	serge	4171	cmp esi, 32
		4172	jnz @f
		4173	mov ebp, putimage_get32bpp
		4174	mov esi, putimage_init32bpp
		4175	jmp sys_putimage_bpp
314	diamond	4176	@@:
429	serge	4177	pop ebp esi
		4178	ret
283	diamond	4179
		4180	putimage_init24bpp:
429	serge	4181	lea eax, [eax*3]
283	diamond	4182	putimage_init8bpp:
429	serge	4183	ret
283	diamond	4184
		4185	putimage_get24bpp:
429	serge	4186	mov eax, [esi]
		4187	add esi, 3
		4188	ret 4
283	diamond	4189	putimage_get8bpp:
429	serge	4190	movzx eax, byte [esi]
		4191	push edx
		4192	mov edx, [esp+8]
		4193	mov eax, [edx+eax*4]
		4194	pop edx
		4195	inc esi
		4196	ret 4
283	diamond	4197
314	diamond	4198	putimage_init32bpp:
429	serge	4199	shl eax, 2
		4200	ret
314	diamond	4201	putimage_get32bpp:
429	serge	4202	lodsd
		4203	ret 4
314	diamond	4204
1	ha	4205	; eax x beginning
		4206	; ebx y beginning
		4207	; ecx x end
283	diamond	4208	; edx y end
1	ha	4209	; edi color
		4210
		4211	__sys_drawbar:
465	serge	4212	mov esi,[current_slot]
		4213	add eax,[esi+APPDATA.wnd_clientbox.left]
		4214	add ecx,[esi+APPDATA.wnd_clientbox.left]
		4215	add ebx,[esi+APPDATA.wnd_clientbox.top]
		4216	add edx,[esi+APPDATA.wnd_clientbox.top]
114	mikedld	4217	.forced:
33	mario79	4218	inc [mouse_pause]
283	diamond	4219	; call [disable_mouse]
381	serge	4220	cmp [SCR_MODE],word 0x12
429	serge	4221	je dbv20
1	ha	4222	sdbv20:
381	serge	4223	cmp [SCR_MODE],word 0100000000000000b
1	ha	4224	jge dbv20
381	serge	4225	cmp [SCR_MODE],word 0x13
429	serge	4226	je dbv20
1	ha	4227	call vesa12_drawbar
33	mario79	4228	dec [mouse_pause]
36	mario79	4229	call [draw_pointer]
1	ha	4230	ret
		4231	dbv20:
		4232	call vesa20_drawbar
33	mario79	4233	dec [mouse_pause]
36	mario79	4234	call [draw_pointer]
1	ha	4235	ret
		4236
		4237
		4238
		4239	kb_read:
		4240
429	serge	4241	push ecx edx
1	ha	4242
429	serge	4243	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4244	kr_loop:
429	serge	4245	in al,0x64
		4246	test al,1
		4247	jnz kr_ready
		4248	loop kr_loop
		4249	mov ah,1
		4250	jmp kr_exit
1	ha	4251	kr_ready:
429	serge	4252	push ecx
		4253	mov ecx,32
1	ha	4254	kr_delay:
429	serge	4255	loop kr_delay
		4256	pop ecx
		4257	in al,0x60
		4258	xor ah,ah
1	ha	4259	kr_exit:
		4260
429	serge	4261	pop edx ecx
1	ha	4262
429	serge	4263	ret
1	ha	4264
		4265
		4266	kb_write:
		4267
429	serge	4268	push ecx edx
1	ha	4269
429	serge	4270	mov dl,al
265	diamond	4271	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4272	; kw_loop1:
		4273	; in al,0x64
		4274	; test al,0x20
		4275	; jz kw_ok1
		4276	; loop kw_loop1
		4277	; mov ah,1
		4278	; jmp kw_exit
		4279	; kw_ok1:
429	serge	4280	in al,0x60
		4281	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4282	kw_loop:
429	serge	4283	in al,0x64
		4284	test al,2
		4285	jz kw_ok
		4286	loop kw_loop
		4287	mov ah,1
		4288	jmp kw_exit
1	ha	4289	kw_ok:
429	serge	4290	mov al,dl
		4291	out 0x60,al
		4292	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4293	kw_loop3:
429	serge	4294	in al,0x64
		4295	test al,2
		4296	jz kw_ok3
		4297	loop kw_loop3
		4298	mov ah,1
		4299	jmp kw_exit
1	ha	4300	kw_ok3:
429	serge	4301	mov ah,8
1	ha	4302	kw_loop4:
429	serge	4303	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4304	kw_loop5:
429	serge	4305	in al,0x64
		4306	test al,1
		4307	jnz kw_ok4
		4308	loop kw_loop5
		4309	dec ah
		4310	jnz kw_loop4
1	ha	4311	kw_ok4:
429	serge	4312	xor ah,ah
1	ha	4313	kw_exit:
		4314
429	serge	4315	pop edx ecx
1	ha	4316
429	serge	4317	ret
1	ha	4318
		4319
		4320	kb_cmd:
		4321
429	serge	4322	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4323	c_wait:
429	serge	4324	in al,0x64
		4325	test al,2
		4326	jz c_send
		4327	loop c_wait
		4328	jmp c_error
1	ha	4329	c_send:
429	serge	4330	mov al,bl
		4331	out 0x64,al
		4332	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4333	c_accept:
429	serge	4334	in al,0x64
		4335	test al,2
		4336	jz c_ok
		4337	loop c_accept
1	ha	4338	c_error:
429	serge	4339	mov ah,1
		4340	jmp c_exit
1	ha	4341	c_ok:
429	serge	4342	xor ah,ah
1	ha	4343	c_exit:
429	serge	4344	ret
1	ha	4345
		4346
		4347	setmouse: ; set mousepicture -pointer
429	serge	4348	; ps2 mouse enable
1	ha	4349
381	serge	4350	mov [MOUSE_PICTURE],dword mousepointer
1	ha	4351
		4352	cli
33	mario79	4353	; mov bl,0xa8 ; enable mouse cmd
		4354	; call kb_cmd
		4355	; call kb_read ; read status
		4356	; mov bl,0x20 ; get command byte
		4357	; call kb_cmd
		4358	; call kb_read
		4359	; or al,3 ; enable interrupt
		4360	; mov bl,0x60 ; write command
		4361	; push eax
		4362	; call kb_cmd
		4363	; pop eax
		4364	; call kb_write
		4365	; mov bl,0xd4 ; for mouse
		4366	; call kb_cmd
		4367	; mov al,0xf4 ; enable mouse device
		4368	; call kb_write
		4369	; call kb_read ; read status return
1	ha	4370
		4371	; com1 mouse enable
		4372
		4373	mov bx,0x3f8 ; combase
		4374
		4375	mov dx,bx
		4376	add dx,3
		4377	mov al,0x80
		4378	out dx,al
		4379
		4380	mov dx,bx
		4381	add dx,1
		4382	mov al,0
		4383	out dx,al
		4384
		4385	mov dx,bx
		4386	add dx,0
429	serge	4387	mov al,0x30*2 ; 0x30 / 4
1	ha	4388	out dx,al
		4389
		4390	mov dx,bx
		4391	add dx,3
429	serge	4392	mov al,2 ; 3
1	ha	4393	out dx,al
		4394
		4395	mov dx,bx
		4396	add dx,4
		4397	mov al,0xb
		4398	out dx,al
		4399
		4400	mov dx,bx
		4401	add dx,1
		4402	mov al,1
		4403	out dx,al
		4404
		4405
		4406	; com2 mouse enable
		4407
		4408	mov bx,0x2f8 ; combase
		4409
		4410	mov dx,bx
		4411	add dx,3
		4412	mov al,0x80
		4413	out dx,al
		4414
		4415	mov dx,bx
		4416	add dx,1
		4417	mov al,0
		4418	out dx,al
		4419
		4420	mov dx,bx
		4421	add dx,0
		4422	mov al,0x30*2
		4423	out dx,al
		4424
		4425	mov dx,bx
		4426	add dx,3
		4427	mov al,2
		4428	out dx,al
		4429
		4430	mov dx,bx
		4431	add dx,4
		4432	mov al,0xb
		4433	out dx,al
		4434
		4435	mov dx,bx
		4436	add dx,1
		4437	mov al,1
		4438	out dx,al
		4439
		4440	ret
		4441
		4442
		4443	_rdtsc:
164	serge	4444	bt [cpu_caps], CAPS_TSC
		4445	jnc ret_rdtsc
1	ha	4446	rdtsc
		4447	ret
		4448	ret_rdtsc:
		4449	mov edx,0xffffffff
		4450	mov eax,0xffffffff
		4451	ret
		4452
		4453	rerouteirqs:
		4454
429	serge	4455	cli
1	ha	4456
429	serge	4457	mov al,0x11 ; icw4, edge triggered
		4458	out 0x20,al
		4459	call pic_delay
		4460	out 0xA0,al
		4461	call pic_delay
1	ha	4462
429	serge	4463	mov al,0x20 ; generate 0x20 +
		4464	out 0x21,al
		4465	call pic_delay
		4466	mov al,0x28 ; generate 0x28 +
		4467	out 0xA1,al
		4468	call pic_delay
1	ha	4469
429	serge	4470	mov al,0x04 ; slave at irq2
		4471	out 0x21,al
		4472	call pic_delay
		4473	mov al,0x02 ; at irq9
		4474	out 0xA1,al
		4475	call pic_delay
1	ha	4476
429	serge	4477	mov al,0x01 ; 8086 mode
		4478	out 0x21,al
		4479	call pic_delay
		4480	out 0xA1,al
		4481	call pic_delay
1	ha	4482
429	serge	4483	mov al,255 ; mask all irq's
		4484	out 0xA1,al
		4485	call pic_delay
		4486	out 0x21,al
		4487	call pic_delay
1	ha	4488
429	serge	4489	mov ecx,0x1000
		4490	cld
		4491	picl1: call pic_delay
		4492	loop picl1
1	ha	4493
429	serge	4494	mov al,255 ; mask all irq's
		4495	out 0xA1,al
		4496	call pic_delay
		4497	out 0x21,al
		4498	call pic_delay
1	ha	4499
429	serge	4500	cli
1	ha	4501
429	serge	4502	ret
1	ha	4503
		4504
		4505	pic_delay:
		4506
429	serge	4507	jmp pdl1
		4508	pdl1: ret
1	ha	4509
		4510
		4511	sys_msg_board_str:
		4512
		4513	pushad
		4514	@@:
		4515	cmp [esi],byte 0
		4516	je @f
		4517	mov eax,1
		4518	movzx ebx,byte [esi]
		4519	call sys_msg_board
		4520	inc esi
		4521	jmp @b
		4522	@@:
		4523	popad
		4524	ret
		4525
		4526	uglobal
373	mikedld	4527	msg_board_data: times 4096 db 0
1	ha	4528	msg_board_count dd 0x0
		4529	endg
		4530
		4531	sys_msg_board:
		4532
		4533	; eax=1 : write : bl byte to write
		4534	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4535
		4536	mov ecx,[msg_board_count]
		4537	cmp eax, 1
		4538	jne smbl1
		4539
		4540
		4541	mov [msg_board_data+ecx],bl
		4542	inc ecx
373	mikedld	4543	and ecx, 4095
1	ha	4544	mov [msg_board_count], ecx
		4545	mov [check_idle_semaphore], 5
		4546	ret
		4547	smbl1:
		4548
		4549	cmp eax, 2
		4550	jne smbl2
		4551	test ecx, ecx
		4552	jz smbl21
		4553	; mov edi, msg_board_data
		4554	; mov esi, msg_board_data+1
		4555	; movzx eax, byte [edi]
		4556	mov eax, msg_board_data+1
		4557	mov ebx, msg_board_data
		4558	movzx edx, byte [ebx]
		4559	call memmove
		4560	; push ecx
		4561	; shr ecx, 2
		4562	; cld
		4563	; rep movsd
		4564	; pop ecx
		4565	; and ecx, 3
		4566	; rep movsb
		4567	dec [msg_board_count]
		4568	mov [esp+36], edx ;eax
		4569	mov [esp+24], dword 1
		4570	ret
		4571	smbl21:
		4572	mov [esp+36], ecx
		4573	mov [esp+24], ecx
		4574
		4575	smbl2:
		4576	ret
		4577
		4578
		4579
		4580	sys_process_def:
429	serge	4581	mov edi, [CURRENT_TASK]
1	ha	4582
429	serge	4583	dec eax ; 1 = set keyboard mode
1	ha	4584	jne no_set_keyboard_setup
		4585
		4586	shl edi,8
380	serge	4587	mov [edi+SLOT_BASE + APPDATA.keyboard_mode],bl
1	ha	4588
		4589	ret
		4590
		4591	no_set_keyboard_setup:
		4592
429	serge	4593	dec eax ; 2 = get keyboard mode
1	ha	4594	jne no_get_keyboard_setup
		4595
		4596	shl edi,8
380	serge	4597	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
1	ha	4598
		4599	mov [esp+36],eax
		4600
		4601	ret
		4602
		4603	no_get_keyboard_setup:
		4604
429	serge	4605	dec eax ; 3 = get keyboard ctrl, alt, shift
1	ha	4606	jne no_get_keyboard_cas
		4607
		4608	; xor eax,eax
		4609	; movzx eax,byte [shift]
		4610	; movzx ebx,byte [ctrl]
		4611	; shl ebx,2
		4612	; add eax,ebx
		4613	; movzx ebx,byte [alt]
		4614	; shl ebx,3
		4615	; add eax,ebx
		4616
		4617	;// mike.dld [
		4618	mov eax, [kb_state]
		4619	;// mike.dld ]
		4620
		4621	mov [esp+36],eax
		4622
		4623	ret
		4624
		4625	no_get_keyboard_cas:
		4626
429	serge	4627	dec eax
		4628	jnz no_add_keyboard_hotkey
1	ha	4629
429	serge	4630	mov eax, hotkey_list
92	diamond	4631	@@:
429	serge	4632	cmp dword [eax+8], 0
		4633	jz .found_free
		4634	add eax, 16
		4635	cmp eax, hotkey_list+16*256
		4636	jb @b
		4637	mov dword [esp+36], 1
		4638	ret
92	diamond	4639	.found_free:
429	serge	4640	mov [eax+8], edi
		4641	mov [eax+4], ecx
		4642	movzx ebx, bl
		4643	lea ebx, [hotkey_scancodes+ebx*4]
		4644	mov ecx, [ebx]
		4645	mov [eax], ecx
		4646	mov [ebx], eax
		4647	mov [eax+12], ebx
		4648	jecxz @f
		4649	mov [ecx+12], eax
92	diamond	4650	@@:
429	serge	4651	and dword [esp+36], 0
		4652	ret
92	diamond	4653
		4654	no_add_keyboard_hotkey:
		4655
429	serge	4656	dec eax
		4657	jnz no_del_keyboard_hotkey
92	diamond	4658
429	serge	4659	movzx ebx, bl
		4660	lea ebx, [hotkey_scancodes+ebx*4]
		4661	mov eax, [ebx]
92	diamond	4662	.scan:
429	serge	4663	test eax, eax
		4664	jz .notfound
		4665	cmp [eax+8], edi
		4666	jnz .next
		4667	cmp [eax+4], ecx
		4668	jz .found
92	diamond	4669	.next:
429	serge	4670	mov eax, [eax]
		4671	jmp .scan
92	diamond	4672	.notfound:
429	serge	4673	mov dword [esp+36], 1
		4674	ret
92	diamond	4675	.found:
429	serge	4676	mov ecx, [eax]
		4677	jecxz @f
		4678	mov edx, [eax+12]
		4679	mov [ecx+12], edx
92	diamond	4680	@@:
429	serge	4681	mov ecx, [eax+12]
		4682	mov edx, [eax]
		4683	mov [ecx], edx
		4684	xor edx, edx
		4685	mov [eax+4], edx
		4686	mov [eax+8], edx
		4687	mov [eax+12], edx
		4688	mov [eax], edx
		4689	mov [esp+36], edx
		4690	ret
92	diamond	4691
		4692	no_del_keyboard_hotkey:
1	ha	4693	ret
		4694
		4695
		4696	align 4
		4697
429	serge	4698	sys_gs: ; direct screen access
1	ha	4699
429	serge	4700	cmp eax,1 ; resolution
1	ha	4701	jne no_gs1
381	serge	4702	mov eax,[ScreenWidth]
1	ha	4703	shl eax,16
381	serge	4704	mov ax,[ScreenHeight]
1	ha	4705	add eax,0x00010001
		4706	mov [esp+36],eax
		4707	ret
		4708	no_gs1:
		4709
429	serge	4710	cmp eax,2 ; bits per pixel
1	ha	4711	jne no_gs2
381	serge	4712	movzx eax,byte [ScreenBPP]
1	ha	4713	mov [esp+36],eax
		4714	ret
		4715	no_gs2:
		4716
429	serge	4717	cmp eax,3 ; bytes per scanline
1	ha	4718	jne no_gs3
381	serge	4719	mov eax,[BytesPerScanLine]
1	ha	4720	mov [esp+36],eax
		4721	ret
		4722	no_gs3:
		4723
		4724	mov [esp+36],dword -1
		4725	ret
		4726
		4727
		4728	align 4 ; PCI functions
		4729
		4730	sys_pci:
		4731
		4732	call pci_api
		4733	mov [esp+36],eax
		4734	ret
		4735
		4736
		4737	align 4 ; system functions
		4738
429	serge	4739	syscall_setpixel: ; SetPixel
1	ha	4740
		4741
379	serge	4742	mov edx,[TASK_BASE]
115	poddubny	4743	add eax,[edx-twdw+WDATA.box.left]
		4744	add ebx,[edx-twdw+WDATA.box.top]
465	serge	4745	mov edi,[current_slot]
		4746	add eax,[edi+APPDATA.wnd_clientbox.left]
		4747	add ebx,[edi+APPDATA.wnd_clientbox.top]
112	poddubny	4748	xor edi,edi ; no force
114	mikedld	4749	; mov edi,1
112	poddubny	4750	call [disable_mouse]
1	ha	4751	jmp [putpixel]
		4752
		4753	align 4
		4754
429	serge	4755	syscall_writetext: ; WriteText
1	ha	4756
465	serge	4757	mov edi,[TASK_BASE]
		4758	mov ebp,[edi-twdw+WDATA.box.left]
		4759	push esi
		4760	mov esi,[current_slot]
		4761	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4762	shl ebp,16
		4763	add ebp,[edi-twdw+WDATA.box.top]
		4764	add bp,word[esi+APPDATA.wnd_clientbox.top]
		4765	pop esi
		4766	add ecx,[edi+TASKDATA.mem_start]
		4767	add eax,ebp
		4768	xor edi,edi
		4769	jmp dtext
1	ha	4770
		4771	align 4
		4772
429	serge	4773	syscall_openramdiskfile: ; OpenRamdiskFile
1	ha	4774
		4775
379	serge	4776	mov edi,[TASK_BASE]
164	serge	4777	add edi,TASKDATA.mem_start
1	ha	4778	add eax,[edi]
		4779	add edx,[edi]
		4780	mov esi,12
		4781	call fileread
		4782	mov [esp+36],ebx
		4783	ret
		4784
		4785	align 4
		4786
429	serge	4787	syscall_drawrect: ; DrawRect
1	ha	4788
		4789	mov edi,ecx
52	mikedld	4790	and edi,0x80FFFFFF
1	ha	4791	test ax,ax
		4792	je drectr
		4793	test bx,bx
		4794	je drectr
		4795	movzx ecx,ax
		4796	shr eax,16
		4797	movzx edx,bx
		4798	shr ebx,16
465	serge	4799	mov esi,[current_slot]
		4800	add eax,[esi+APPDATA.wnd_clientbox.left]
		4801	add ebx,[esi+APPDATA.wnd_clientbox.top]
1	ha	4802	add ecx,eax
		4803	add edx,ebx
		4804	jmp [drawbar]
		4805	drectr:
		4806	ret
		4807
		4808	align 4
		4809
429	serge	4810	syscall_getscreensize: ; GetScreenSize
1	ha	4811
381	serge	4812	movzx eax,word[ScreenWidth]
1	ha	4813	shl eax,16
381	serge	4814	mov ax,[ScreenHeight]
1	ha	4815	mov [esp+36],eax
		4816	ret
		4817
		4818	align 4
		4819
429	serge	4820	syscall_cdaudio: ; CD
1	ha	4821
		4822	call sys_cd_audio
		4823	mov [esp+36],eax
		4824	ret
		4825
		4826	align 4
		4827
429	serge	4828	syscall_delramdiskfile: ; DelRamdiskFile
1	ha	4829
379	serge	4830	mov edi,[TASK_BASE]
164	serge	4831	add edi,TASKDATA.mem_start
1	ha	4832	add eax,[edi]
		4833	call filedelete
		4834	mov [esp+36],eax
		4835	ret
		4836
		4837	align 4
		4838
429	serge	4839	syscall_writeramdiskfile: ; WriteRamdiskFile
1	ha	4840
379	serge	4841	mov edi,[TASK_BASE]
164	serge	4842	add edi,TASKDATA.mem_start
1	ha	4843	add eax,[edi]
		4844	add ebx,[edi]
		4845	call filesave
		4846	mov [esp+36],eax
		4847	ret
		4848
		4849	align 4
		4850
429	serge	4851	syscall_getpixel: ; GetPixel
381	serge	4852	mov ecx,[ScreenWidth]
1	ha	4853	inc ecx
		4854	xor edx,edx
		4855	div ecx
		4856	mov ebx,edx
		4857	xchg eax,ebx
465	serge	4858	call dword [GETPIXEL]
1	ha	4859	mov [esp+36],ecx
		4860	ret
		4861
		4862	align 4
		4863
429	serge	4864	syscall_readstring: ; ReadString
1	ha	4865
379	serge	4866	mov edi,[TASK_BASE]
164	serge	4867	add edi,TASKDATA.mem_start
1	ha	4868	add eax,[edi]
		4869	call read_string
		4870	mov [esp+36],eax
		4871	ret
		4872
		4873	align 4
		4874
429	serge	4875	syscall_drawline: ; DrawLine
1	ha	4876
379	serge	4877	mov edi,[TASK_BASE]
115	poddubny	4878	movzx edx,word[edi-twdw+WDATA.box.left]
1	ha	4879	mov ebp,edx
465	serge	4880	mov esi,[current_slot]
		4881	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4882	add dx,word[esi+APPDATA.wnd_clientbox.left]
1	ha	4883	shl edx,16
		4884	add ebp,edx
115	poddubny	4885	movzx edx,word[edi-twdw+WDATA.box.top]
1	ha	4886	add eax,ebp
		4887	mov ebp,edx
465	serge	4888	add ebp,[esi+APPDATA.wnd_clientbox.top]
		4889	add dx,word[esi+APPDATA.wnd_clientbox.top]
1	ha	4890	shl edx,16
		4891	xor edi,edi
		4892	add edx,ebp
		4893	add ebx,edx
		4894	jmp [draw_line]
		4895
		4896	align 4
		4897
429	serge	4898	syscall_getirqowner: ; GetIrqOwner
75	diamond	4899	cmp eax,16
		4900	jae .err
1	ha	4901	shl eax,2
		4902	add eax,irq_owner
		4903	mov eax,[eax]
		4904	mov [esp+36],eax
		4905	ret
75	diamond	4906	.err:
		4907	or dword [esp+36], -1
		4908	ret
1	ha	4909
		4910	align 4
		4911
429	serge	4912	syscall_reserveportarea: ; ReservePortArea and FreePortArea
1	ha	4913
		4914	call r_f_port_area
		4915	mov [esp+36],eax
		4916	ret
		4917
		4918	align 4
		4919
429	serge	4920	syscall_threads: ; CreateThreads
1	ha	4921
		4922	call sys_threads
		4923	mov [esp+36],eax
		4924	ret
		4925
		4926	align 4
		4927
		4928	stack_driver_stat:
		4929
429	serge	4930	call app_stack_handler ; Stack status
1	ha	4931
		4932	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4933	; call change_task ; between sent packet
		4934
		4935	mov [esp+36],eax
		4936	ret
		4937
		4938	align 4
		4939
429	serge	4940	socket: ; Socket interface
1	ha	4941	call app_socket_handler
		4942
		4943	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4944	; call change_task ; between sent packet
		4945
		4946	mov [esp+36],eax
		4947	mov [esp+24],ebx
		4948	ret
		4949
		4950	align 4
		4951
429	serge	4952	user_events: ; User event times
1	ha	4953
		4954	mov eax,0x12345678
		4955	mov [esp+36],eax
		4956
		4957	ret
		4958
		4959	align 4
		4960
429	serge	4961	read_from_hd: ; Read from hd - fn not in use
1	ha	4962
379	serge	4963	mov edi,[TASK_BASE]
115	poddubny	4964	add edi,TASKDATA.mem_start
1	ha	4965	add eax,[edi]
		4966	add ecx,[edi]
		4967	add edx,[edi]
		4968	call file_read
		4969
		4970	mov [esp+36],eax
		4971	mov [esp+24],ebx
		4972
		4973	ret
		4974
375	Ghost	4975	align 4
		4976	paleholder:
		4977	ret
378	serge	4978
76	mario79	4979	; --------------- APM ---------------------
		4980	apm_entry dp 0
429	serge	4981	apm_vf dd 0
1	ha	4982	align 4
76	mario79	4983	sys_apm:
		4984	cmp word [apm_vf], 0 ; Check APM BIOS enable
		4985	jne @f
429	serge	4986	or [esp + 56], byte 1 ; error
		4987	mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported
76	mario79	4988	ret
164	serge	4989
465	serge	4990	@@:
		4991	xchg eax, ecx
76	mario79	4992	xchg ebx, ecx
164	serge	4993
76	mario79	4994	cmp al, 3
429	serge	4995	ja @f
78	diamond	4996	and [esp + 56], byte 0xfe ; emulate func 0..3 as func 0
76	mario79	4997	mov eax, [apm_vf]
		4998	mov [esp + 36], eax
		4999	shr eax, 16
		5000	mov [esp + 32], eax
		5001	ret
78	diamond	5002
465	serge	5003	@@:
		5004
		5005	mov esi, [master_tab+(OS_BASE shr 20)]
		5006	xchg [master_tab], esi
		5007	push esi
		5008	mov edi, cr3
		5009	mov cr3, edi ;flush TLB
		5010
		5011	call pword [apm_entry] ; call APM BIOS
		5012
		5013	xchg eax, [esp]
		5014	mov [master_tab], eax
		5015	mov eax, cr3
		5016	mov cr3, eax
		5017	pop eax
		5018
76	mario79	5019	mov [esp + 8 ], edi
		5020	mov [esp + 12], esi
		5021	mov [esp + 24], ebx
		5022	mov [esp + 28], edx
		5023	mov [esp + 32], ecx
		5024	mov [esp + 36], eax
		5025	setc al
78	diamond	5026	and [esp + 56], byte 0xfe
429	serge	5027	or [esp + 56], al
465	serge	5028
		5029
76	mario79	5030	ret
		5031	; -----------------------------------------
1	ha	5032
76	mario79	5033	align 4
		5034
429	serge	5035	undefined_syscall: ; Undefined system call
1	ha	5036
		5037	mov [esp+36],dword -1
		5038	ret
		5039
465	serge	5040	align 4
		5041	system_shutdown: ; shut down the system
1	ha	5042
465	serge	5043	cmp byte [BOOT_VAR+0x9030], 1
		5044	jne @F
		5045	ret
		5046	@@:
		5047	call stop_all_services
		5048	push 3 ; stop playing cd
		5049	pop eax
		5050	call sys_cd_audio
1	ha	5051
465	serge	5052	yes_shutdown_param:
		5053	cli
1	ha	5054
465	serge	5055	mov eax, kernel_file ; load kernel.mnt to 0x8000:0
		5056	push 12
		5057	pop esi
		5058	xor ebx,ebx
		5059	or ecx,-1
		5060	mov edx, OS_BASE+0x80000
		5061	call fileread
1	ha	5062
465	serge	5063	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5064	mov edi,OS_BASE+0x40000
		5065	mov ecx,1000
		5066	rep movsb
1	ha	5067
465	serge	5068	mov esi,OS_BASE+0x2F0000 ; restore 0x0 - 0xffff
		5069	mov edi, OS_BASE
		5070	mov ecx,0x10000/4
		5071	cld
		5072	rep movsd
1	ha	5073
465	serge	5074	call restorefatchain
1	ha	5075
465	serge	5076	mov al, 0xFF
		5077	out 0x21, al
		5078	out 0xA1, al
1	ha	5079
465	serge	5080	mov word [OS_BASE+0x467+0],pr_mode_exit
		5081	mov word [OS_BASE+0x467+2],0x1000
1	ha	5082
465	serge	5083	mov al,0x0F
		5084	out 0x70,al
		5085	mov al,0x05
		5086	out 0x71,al
1	ha	5087
465	serge	5088	mov al,0xFE
		5089	out 0x64,al
		5090	hlt
1	ha	5091
		5092
465	serge	5093	include "data32.inc"
1	ha	5094
465	serge	5095	__REV__ = __REV
1	ha	5096
		5097	uglobals_size = $ - endofcode
41	mikedld	5098	diff16 "end of kernel code",0,$
426	mikedld	5099

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(root)/kernel/trunk/kernel.asm @ 490 – Rev 479