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: 469 $
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
1	ha	586
465	serge	587	; TIMER SET TO 1/100 S
1	ha	588
429	serge	589	mov esi,boot_timer
		590	call boot_log
		591	mov al,0x34 ; set to 100Hz
		592	out 0x43,al
		593	mov al,0x9b ; lsb 1193180 / 1193
		594	out 0x40,al
		595	mov al,0x2e ; msb
		596	out 0x40,al
1	ha	597
		598	; SET MOUSE
		599
429	serge	600	mov esi,boot_setmouse
		601	call boot_log
		602	call setmouse
1	ha	603
429	serge	604	mov [pci_access_enabled],1
214	serge	605
1	ha	606	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		607
429	serge	608	mov esi,boot_windefs
		609	call boot_log
		610	call setwindowdefaults
1	ha	611
		612	; SET BACKGROUND DEFAULTS
		613
429	serge	614	mov esi,boot_bgr
		615	call boot_log
		616	call calculatebackground
1	ha	617
		618	; RESERVE SYSTEM IRQ'S JA PORT'S
		619
429	serge	620	mov esi,boot_resirqports
		621	call boot_log
		622	call reserve_irqs_ports
1	ha	623
		624	; SET PORTS FOR IRQ HANDLERS
		625
429	serge	626	mov esi,boot_setrports
		627	call boot_log
		628	call setirqreadports
1	ha	629
		630	; SET UP OS TASK
		631
429	serge	632	mov esi,boot_setostask
		633	call boot_log
214	serge	634
465	serge	635	mov eax, fpu_data
		636	mov dword [SLOT_BASE+APPDATA.fpu_state], eax
		637	mov dword [SLOT_BASE+APPDATA.fpu_handler], 0
		638	mov dword [SLOT_BASE+APPDATA.sse_handler], 0
164	serge	639
429	serge	640	; name for OS/IDLE process
281	serge	641
429	serge	642	mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
		643	mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
465	serge	644	mov edi, [os_stack_seg]
429	serge	645	mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
465	serge	646	add edi, 0x2000-512
429	serge	647	mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
465	serge	648	mov dword [SLOT_BASE+256+APPDATA.io_map],\
		649	(tss._io_map_0-OS_BASE+PG_MAP)
		650	mov dword [SLOT_BASE+256+APPDATA.io_map+4],\
		651	(tss._io_map_1-OS_BASE+PG_MAP)
357	serge	652
429	serge	653	mov esi, fpu_data
		654	mov ecx, 512/4
		655	cld
		656	rep movsd
357	serge	657
429	serge	658	mov dword [SLOT_BASE+256+APPDATA.fpu_handler], 0
		659	mov dword [SLOT_BASE+256+APPDATA.sse_handler], 0
		660	mov dword [SLOT_BASE+256+APPDATA.cursor], ebx
214	serge	661
429	serge	662	mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
		663	mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
		664	mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
281	serge	665
429	serge	666	; task list
465	serge	667	mov [CURRENT_TASK],dword 1
		668	mov [TASK_COUNT],dword 1
		669	mov [current_slot], SLOT_BASE+256
		670	mov [TASK_BASE],dword TASK_DATA
429	serge	671	mov [TASK_DATA+TASKDATA.wnd_number], 1 ; on screen number
		672	mov [TASK_DATA+TASKDATA.pid], 1 ; process id number
		673	mov [TASK_DATA+TASKDATA.mem_start], 0 ; process base address
1	ha	674
429	serge	675	call init_cursors
465	serge	676	mov eax, [def_cursor]
		677	mov [SLOT_BASE+APPDATA.cursor],eax
		678	mov [SLOT_BASE+APPDATA.cursor+256],eax
281	serge	679
465	serge	680	; READ TSC / SECOND
281	serge	681
429	serge	682	mov esi,boot_tsc
		683	call boot_log
		684	call _rdtsc
		685	mov ecx,eax
		686	mov esi,250 ; wait 1/4 a second
		687	call delay_ms
		688	call _rdtsc
		689	sub eax,ecx
		690	shl eax,2
		691	mov [CPU_FREQ],eax ; save tsc / sec
		692	mov ebx, 1000000
		693	div ebx
		694	mov [stall_mcs], eax
1	ha	695
		696	; SET VARIABLES
		697
429	serge	698	call set_variables
1	ha	699
		700	; STACK AND FDC
		701
429	serge	702	call stack_init
		703	call fdc_init
1	ha	704
		705	; PALETTE FOR 320x200 and 640x480 16 col
		706
429	serge	707	cmp [SCR_MODE],word 0x12
		708	jne no_pal_vga
		709	mov esi,boot_pal_vga
		710	call boot_log
		711	call paletteVGA
1	ha	712	no_pal_vga:
		713
429	serge	714	cmp [SCR_MODE],word 0x13
		715	jne no_pal_ega
		716	mov esi,boot_pal_ega
		717	call boot_log
		718	call palette320x200
1	ha	719	no_pal_ega:
		720
		721	; LOAD DEFAULT SKIN
		722
429	serge	723	mov esi,_skin_file_default
		724	mov edi,_skin_file
		725	movsd
		726	movsd
		727	movsd
		728	call load_skin
1	ha	729
465	serge	730	;protect io permission map
		731
		732	mov esi, [default_io_map]
		733	stdcall map_page,esi,(tss._io_map_0-OS_BASE), PG_MAP
		734	add esi, 0x1000
		735	stdcall map_page,esi,(tss._io_map_1-OS_BASE), PG_MAP
		736
		737	stdcall map_page,tss._io_map_0,\
		738	(tss._io_map_0-OS_BASE), PG_MAP
		739	stdcall map_page,tss._io_map_1,\
		740	(tss._io_map_1-OS_BASE), PG_MAP
		741
1	ha	742	; LOAD FIRST APPLICATION
429	serge	743	cli
465	serge	744	cmp byte [BOOT_VAR+0x9030],1
429	serge	745	jne no_load_vrr_m
237	serge	746
429	serge	747	mov ebp, vrr_m
		748	xor ebx, ebx
		749	xor edx, edx
		750	call fs_execute
		751	cmp eax,2 ; if vrr_m app found (PID=2)
		752	je first_app_found
41	mikedld	753
237	serge	754	no_load_vrr_m:
429	serge	755	mov ebp, firstapp
		756	xor ebx, ebx
		757	xor edx, edx
		758	call fs_execute
		759	cmp eax,2 ; continue if a process has been loaded
		760	je first_app_found
		761	mov eax, 0xDEADBEEF ; otherwise halt
		762	hlt
237	serge	763	first_app_found:
429	serge	764	cli
1	ha	765
429	serge	766	;mov [TASK_COUNT],dword 2
		767	mov [CURRENT_TASK],dword 1 ; set OS task fisrt
1	ha	768
21	poddubny	769	; SET KEYBOARD PARAMETERS
429	serge	770	mov al, 0xf6 ; reset keyboard, scan enabled
		771	call kb_write
1	ha	772
429	serge	773	; wait until 8042 is ready
		774	xor ecx,ecx
265	diamond	775	@@:
429	serge	776	in al,64h
		777	and al,00000010b
		778	loopnz @b
1	ha	779
		780	; mov al, 0xED ; svetodiody - only for testing!
		781	; call kb_write
		782	; call kb_read
		783	; mov al, 111b
		784	; call kb_write
		785	; call kb_read
41	mikedld	786
429	serge	787	mov al, 0xF3 ; set repeat rate & delay
		788	call kb_write
265	diamond	789	; call kb_read
429	serge	790	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
		791	call kb_write
265	diamond	792	; call kb_read
1	ha	793	;// mike.dld [
429	serge	794	call set_lights
1	ha	795	;// mike.dld ]
		796
21	poddubny	797	; START MULTITASKING
1	ha	798
429	serge	799	mov esi,boot_tasking
		800	call boot_log
21	poddubny	801
465	serge	802	; mov [ENABLE_TASKSWITCH],byte 1 ; multitasking enabled
21	poddubny	803
1	ha	804	; UNMASK ALL IRQ'S
		805
429	serge	806	mov esi,boot_allirqs
		807	call boot_log
41	mikedld	808
429	serge	809	cli ;guarantee forbidance of interrupts.
		810	mov al,0 ; unmask all irq's
		811	out 0xA1,al
		812	out 0x21,al
1	ha	813
429	serge	814	mov ecx,32
1	ha	815
		816	ready_for_irqs:
		817
429	serge	818	mov al,0x20 ; ready for irqs
		819	out 0x20,al
		820	out 0xa0,al
1	ha	821
429	serge	822	loop ready_for_irqs ; flush the queue
1	ha	823
429	serge	824	stdcall attach_int_handler, dword 1, irq1
164	serge	825
1	ha	826	; mov [dma_hdd],1
429	serge	827	cmp [IDEContrRegsBaseAddr], 0
		828	setnz [dma_hdd]
1	ha	829
465	serge	830	; stdcall init_uart_service, DRV_ENTRY
		831
429	serge	832	sti
465	serge	833	call change_task
		834
		835	jmp osloop
		836
429	serge	837	jmp $ ; wait here for timer to take control
1	ha	838
429	serge	839	; Fly :)
1	ha	840
465	serge	841	include 'unpacker.inc'
		842	include 'fdo.inc'
		843
		844	align 4
		845	boot_log:
		846	pushad
		847
		848	mov eax,10*65536
		849	mov ax,word [boot_y]
		850	add [boot_y],dword 10
		851	mov ebx,0x80ffffff ; ASCIIZ string with white color
		852	mov ecx,esi
		853	mov edi,1
		854	call dtext
		855
		856	mov [novesachecksum],1000
		857	call checkVga_N13
		858
		859	cmp [preboot_blogesc+OS_BASE+0x10000],byte 1
		860	je .bll2
		861
		862	cmp esi,boot_tasking
		863	jne .bll2
		864	; begin ealex 04.08.05
		865	; in al,0x61
		866	; and al,01111111b
		867	; out 0x61,al
		868	; end ealex 04.08.05
		869	.bll1: in al,0x60 ; wait for ESC key press
		870	cmp al,129
		871	jne .bll1
		872
		873	.bll2: popad
		874
		875	ret
		876
		877
1	ha	878	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		879	; ;
33	mario79	880	; MAIN OS LOOP START ;
1	ha	881	; ;
		882	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		883	align 32
		884	osloop:
429	serge	885	call [draw_pointer]
		886	call checkbuttons
		887	call checkwindows
49	mikedld	888	; call check_window_move_request
429	serge	889	call checkmisc
		890	call checkVga_N13
		891	call stack_handler
		892	call checkidle
		893	call check_fdd_motor_status
		894	jmp osloop
33	mario79	895	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		896	; ;
		897	; MAIN OS LOOP END ;
		898	; ;
		899	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	900
		901	checkidle:
429	serge	902	pushad
1	ha	903
429	serge	904	cmp [check_idle_semaphore],0
		905	jne no_idle_state
1	ha	906
429	serge	907	call change_task
		908	mov eax,[idlemem]
		909	mov ebx,[timer_ticks] ;[0xfdf0]
		910	cmp eax,ebx
		911	jnz idle_exit
		912	call _rdtsc
		913	mov ecx,eax
1	ha	914	idle_loop:
429	serge	915	hlt
		916	cmp [check_idle_semaphore],0
		917	jne idle_loop_exit
		918	mov eax,[timer_ticks] ;[0xfdf0]
		919	cmp ebx,eax
		920	jz idle_loop
1	ha	921	idle_loop_exit:
429	serge	922	mov [idlemem],eax
		923	call _rdtsc
		924	sub eax,ecx
		925	mov ebx,[idleuse]
		926	add ebx,eax
		927	mov [idleuse],ebx
1	ha	928
429	serge	929	popad
		930	ret
1	ha	931
		932	idle_exit:
		933
429	serge	934	mov ebx,[timer_ticks] ;[0xfdf0]
		935	mov [idlemem],ebx
		936	call change_task
1	ha	937
429	serge	938	popad
		939	ret
1	ha	940
		941	no_idle_state:
		942
429	serge	943	dec [check_idle_semaphore]
1	ha	944
429	serge	945	mov ebx,[timer_ticks] ;[0xfdf0]
		946	mov [idlemem],ebx
		947	call change_task
1	ha	948
429	serge	949	popad
		950	ret
1	ha	951
		952	uglobal
429	serge	953	idlemem dd 0x0
		954	idleuse dd 0x0
		955	idleusesec dd 0x0
		956	check_idle_semaphore dd 0x0
1	ha	957	endg
		958
		959
		960
		961	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		962	; ;
		963	; INCLUDED SYSTEM FILES ;
		964	; ;
		965	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		966
		967
7	me_root	968	include "kernel32.inc"
1	ha	969
		970
		971	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		972	; ;
		973	; KERNEL FUNCTIONS ;
		974	; ;
		975	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		976
		977	reserve_irqs_ports:
		978
429	serge	979	pushad
1	ha	980
465	serge	981	mov [irq_owner+4*0], 1 ; timer
		982	mov [irq_owner+4*1], 1 ; keyboard
		983	mov [irq_owner+4*5], 1 ; sound blaster
		984	mov [irq_owner+4*6], 1 ; floppy diskette
		985	mov [irq_owner+4*13], 1 ; math co-pros
		986	mov [irq_owner+4*14], 1 ; ide I
		987	mov [irq_owner+4*15], 1 ; ide II
		988
58	mario79	989	; movzx eax,byte [0xf604] ; mouse irq
		990	; dec eax
		991	; add eax,mouseirqtable
		992	; movzx eax,byte [eax]
		993	; shl eax,2
		994	; mov [irq_owner+eax],byte 1
1	ha	995
		996
429	serge	997	; RESERVE PORTS
		998	mov edi,1 ; 0x00-0x2d
		999	mov [RESERVED_PORTS],edi
		1000	shl edi,4
		1001	mov [RESERVED_PORTS+edi+0],dword 1
		1002	mov [RESERVED_PORTS+edi+4],dword 0x0
		1003	mov [RESERVED_PORTS+edi+8],dword 0x2d
269	serge	1004
429	serge	1005	inc dword [RESERVED_PORTS] ; 0x30-0x4d
		1006	mov edi,[RESERVED_PORTS]
		1007	shl edi,4
		1008	mov [RESERVED_PORTS+edi+0],dword 1
		1009	mov [RESERVED_PORTS+edi+4],dword 0x30
		1010	mov [RESERVED_PORTS+edi+8],dword 0x4d
269	serge	1011
429	serge	1012	inc dword [RESERVED_PORTS] ; 0x50-0xdf
		1013	mov edi,[RESERVED_PORTS]
		1014	shl edi,4
		1015	mov [RESERVED_PORTS+edi+0],dword 1
		1016	mov [RESERVED_PORTS+edi+4],dword 0x50
		1017	mov [RESERVED_PORTS+edi+8],dword 0xdf
233	serge	1018
429	serge	1019	inc dword [RESERVED_PORTS] ; 0xe5-0xff
		1020	mov edi,[RESERVED_PORTS]
		1021	shl edi,4
		1022	mov [RESERVED_PORTS+edi+0],dword 1
		1023	mov [RESERVED_PORTS+edi+4],dword 0xe5
		1024	mov [RESERVED_PORTS+edi+8],dword 0xff
233	serge	1025
		1026
58	mario79	1027	; cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff
		1028	; jne ripl1
		1029	; inc dword [0x2d0000]
		1030	; mov edi,[0x2d0000]
		1031	; shl edi,4
		1032	; mov [0x2d0000+edi+0],dword 1
		1033	; mov [0x2d0000+edi+4],dword 0x3f0
		1034	; mov [0x2d0000+edi+8],dword 0x3ff
		1035	; ripl1:
		1036	; cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff
		1037	; jne ripl2
		1038	; inc dword [0x2d0000]
		1039	; mov edi,[0x2d0000]
		1040	; shl edi,4
		1041	; mov [0x2d0000+edi+0],dword 1
		1042	; mov [0x2d0000+edi+4],dword 0x2f0
		1043	; mov [0x2d0000+edi+8],dword 0x2ff
		1044	; ripl2:
1	ha	1045
429	serge	1046	popad
		1047	ret
1	ha	1048
		1049	iglobal
429	serge	1050	mouseirqtable db 12 ; ps2
		1051	db 4 ; com1
		1052	db 3 ; com2
1	ha	1053	endg
		1054
		1055	setirqreadports:
		1056
429	serge	1057	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		1058	mov [irq12read+4],dword 0 ; end of port list
		1059	mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		1060	mov [irq04read+4],dword 0 ; end of port list
		1061	mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		1062	mov [irq03read+4],dword 0 ; end of port list
1	ha	1063
429	serge	1064	ret
1	ha	1065
		1066	iglobal
		1067	process_number dd 0x1
		1068	endg
		1069
		1070	set_variables:
		1071
429	serge	1072	mov ecx,0x100 ; flush port 0x60
		1073	.fl60: in al,0x60
		1074	loop .fl60
		1075	mov [MOUSE_BUFF_COUNT],byte 0 ; mouse buffer
		1076	mov [KEY_COUNT],byte 0 ; keyboard buffer
		1077	mov [BTN_COUNT],byte 0 ; button buffer
381	serge	1078	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
1	ha	1079
429	serge	1080	push eax
465	serge	1081	mov ax,[BOOT_VAR+0x900c]
429	serge	1082	shr ax,1
		1083	shl eax,16
465	serge	1084	mov ax,[BOOT_VAR+0x900A]
429	serge	1085	shr ax,1
		1086	mov [MOUSE_X],eax
		1087	pop eax
41	mikedld	1088
429	serge	1089	mov byte [SB16_Status],0 ; Minazzi Paolo
		1090	mov [display_data-12],dword 1 ; tiled background
		1091	mov [BTN_ADDR],dword BUTTON_INFO ; address of button list
1	ha	1092
		1093	;!! IP 04.02.2005:
429	serge	1094	mov [next_usage_update], 100
465	serge	1095	mov byte [DONT_SWITCH], 0 ; change task if possible
1	ha	1096
429	serge	1097	ret
1	ha	1098
		1099	;* mouse centered - start code- Mario79
		1100	mouse_centered:
429	serge	1101	push eax
		1102	mov eax,[ScreenWidth]
		1103	shr eax,1
		1104	mov [MOUSE_X],ax
		1105	mov eax,[ScreenHeight]
		1106	shr eax,1
		1107	mov [MOUSE_Y],ax
		1108	pop eax
		1109	ret
1	ha	1110	;* mouse centered - end code- Mario79
		1111
		1112	align 4
		1113
		1114	sys_outport:
		1115
429	serge	1116	mov edi,ebx ; separate flag for read / write
1	ha	1117	and ebx,65535
		1118
381	serge	1119	mov ecx,[RESERVED_PORTS]
1	ha	1120	test ecx,ecx
		1121	jne sopl8
		1122	mov [esp+36],dword 1
		1123	ret
		1124
		1125	sopl8:
379	serge	1126	mov edx,[TASK_BASE]
1	ha	1127	mov edx,[edx+0x4]
		1128	and ebx,65535
		1129	cld
		1130	sopl1:
		1131
		1132	mov esi,ecx
		1133	shl esi,4
381	serge	1134	add esi,RESERVED_PORTS
1	ha	1135	cmp edx,[esi+0]
		1136	jne sopl2
		1137	cmp ebx,[esi+4]
429	serge	1138	jb sopl2
1	ha	1139	cmp ebx,[esi+8]
429	serge	1140	jg sopl2
1	ha	1141	jmp sopl3
		1142
		1143	sopl2:
		1144
		1145	dec ecx
		1146	jnz sopl1
		1147	mov [esp+36],dword 1
		1148	ret
		1149
		1150	sopl3:
		1151
		1152	test edi,0x80000000 ; read ?
		1153	jnz sopl4
		1154
429	serge	1155	mov dx,bx ; write
1	ha	1156	out dx,al
		1157	mov [esp+36],dword 0
		1158	ret
		1159
		1160	sopl4:
		1161
429	serge	1162	mov dx,bx ; read
		1163	in al,dx
1	ha	1164	and eax,0xff
		1165	mov [esp+36],dword 0
		1166	mov [esp+24],eax
		1167	ret
		1168
		1169
		1170
		1171	align 4
		1172	sys_sb16:
		1173
		1174	cmp word [sb16],word 0
		1175	jnz sb16l1
		1176	mov [esp+36],dword 1
		1177	ret
		1178	sb16l1:
		1179	mov [esp+36],dword 0
		1180	cmp eax,1 ; set volume - main
		1181	jnz sb16l2
		1182	mov dx,word [sb16]
		1183	add dx,4
		1184	mov al,0x22
		1185	out dx,al
		1186	mov esi,1
		1187	call delay_ms
		1188	mov eax,ebx
		1189	inc edx
		1190	out dx,al
		1191	ret
		1192	sb16l2:
		1193
		1194	cmp eax,2 ; set volume - cd
		1195	jnz sb16l3
		1196	mov dx,word [sb16]
		1197	add dx,4
		1198	mov al,0x28
		1199	out dx,al
		1200	mov esi,1
		1201	call delay_ms
		1202	mov eax,ebx
		1203	add edx,1
		1204	out dx,al
		1205	ret
		1206	sb16l3:
		1207	mov [esp+36],dword 2
		1208	ret
		1209
		1210
		1211	align 4
		1212
		1213	sys_sb16II:
		1214
		1215	cmp word [sb16],word 0
		1216	jnz IIsb16l1
		1217	mov [esp+36],dword 1
		1218	ret
		1219	IIsb16l1:
		1220
		1221	cmp eax,1 ; set volume - main
		1222	jnz IIsb16l2
		1223	; L
		1224	mov dx,word [sb16]
		1225	add dx,4
		1226	mov al,0x30
		1227	out dx,al
		1228	mov eax,ebx
		1229	inc edx
		1230	out dx,al
		1231	; R
		1232	mov dx,word [sb16]
		1233	add dx,4
		1234	mov al,0x31
		1235	out dx,al
		1236	mov eax,ebx
		1237	inc edx
		1238	out dx,al
		1239	mov [esp+36],dword 0
		1240	ret
		1241	IIsb16l2:
		1242
		1243	cmp eax,2 ; set volume - cd
		1244	jnz IIsb16l3
		1245	; L
		1246	mov dx,word [sb16]
		1247	add dx,4
		1248	mov al,0x36
		1249	out dx,al
		1250	mov eax,ebx
		1251	inc edx
		1252	out dx,al
		1253	; R
		1254	mov dx,word [sb16]
		1255	add dx,4
		1256	mov al,0x37
		1257	out dx,al
		1258	mov eax,ebx
		1259	inc edx
		1260	out dx,al
		1261	mov [esp+36],dword 0
		1262	ret
		1263	IIsb16l3:
		1264
		1265	mov [esp+36],dword 2
		1266	ret
		1267
		1268
		1269	display_number:
		1270
		1271	; eax = print type, al=0 -> ebx is number
		1272	; al=1 -> ebx is pointer
		1273	; ah=0 -> display decimal
		1274	; ah=1 -> display hexadecimal
		1275	; ah=2 -> display binary
		1276	; eax bits 16-21 = number of digits to display (0-32)
		1277	; eax bits 22-31 = reserved
		1278	;
		1279	; ebx = number or pointer
		1280	; ecx = x shl 16 + y
		1281	; edx = color
429	serge	1282	xor edi, edi
211	serge	1283	display_number_force:
1	ha	1284
429	serge	1285	cmp eax,0xffff ; length > 0 ?
1	ha	1286	jge cont_displ
		1287	ret
		1288	cont_displ:
		1289
429	serge	1290	cmp eax,61*0x10000 ; length <= 60 ?
75	diamond	1291	jb cont_displ2
1	ha	1292	ret
		1293	cont_displ2:
		1294
		1295	pushad
		1296
429	serge	1297	cmp al,1 ; ecx is a pointer ?
1	ha	1298	jne displnl1
139	diamond	1299	mov ebx,[ebx+std_application_base_address]
1	ha	1300	displnl1:
		1301	sub esp,64
		1302
429	serge	1303	cmp ah,0 ; DECIMAL
1	ha	1304	jne no_display_desnum
		1305	shr eax,16
75	diamond	1306	and eax,0x3f
1	ha	1307	push eax
		1308	mov edi,esp
194	diamond	1309	add edi,4+64-1
1	ha	1310	mov ecx,eax
		1311	mov eax,ebx
		1312	mov ebx,10
		1313	d_desnum:
		1314	xor edx,edx
		1315	div ebx
		1316	add dl,48
		1317	mov [edi],dl
		1318	dec edi
		1319	loop d_desnum
		1320	pop eax
		1321	call draw_num_text
		1322	add esp,64
		1323	popad
		1324	ret
		1325	no_display_desnum:
		1326
429	serge	1327	cmp ah,0x01 ; HEXADECIMAL
1	ha	1328	jne no_display_hexnum
		1329	shr eax,16
75	diamond	1330	and eax,0x3f
1	ha	1331	push eax
		1332	mov edi,esp
194	diamond	1333	add edi,4+64-1
1	ha	1334	mov ecx,eax
		1335	mov eax,ebx
		1336	mov ebx,16
		1337	d_hexnum:
		1338	xor edx,edx
		1339	div ebx
		1340	add edx,hexletters
		1341	mov dl,[edx]
		1342	mov [edi],dl
		1343	dec edi
		1344	loop d_hexnum
		1345	pop eax
		1346	call draw_num_text
		1347	add esp,64
		1348	popad
		1349	ret
		1350	no_display_hexnum:
		1351
429	serge	1352	cmp ah,0x02 ; BINARY
1	ha	1353	jne no_display_binnum
		1354	shr eax,16
75	diamond	1355	and eax,0x3f
1	ha	1356	push eax
		1357	mov edi,esp
194	diamond	1358	add edi,4+64-1
1	ha	1359	mov ecx,eax
		1360	mov eax,ebx
		1361	mov ebx,2
		1362	d_binnum:
		1363	xor edx,edx
		1364	div ebx
		1365	add dl,48
		1366	mov [edi],dl
		1367	dec edi
		1368	loop d_binnum
		1369	pop eax
		1370	call draw_num_text
		1371	add esp,64
		1372	popad
		1373	ret
		1374	no_display_binnum:
		1375
		1376	add esp,64
		1377	popad
		1378	ret
		1379
		1380
		1381	draw_num_text:
		1382
		1383	; dtext
		1384	;
		1385	; eax x & y
		1386	; ebx color
		1387	; ecx start of text
		1388	; edx length
		1389	; edi 1 force
		1390
379	serge	1391	; mov edi,[CURRENT_TASK]
155	diamond	1392	; shl edi,8
380	serge	1393	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
164	serge	1394	; rol eax,16
380	serge	1395	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
164	serge	1396	; rol eax,16
		1397
1	ha	1398	mov edx,eax
194	diamond	1399	mov ecx,64+4
1	ha	1400	sub ecx,eax
		1401	add ecx,esp
		1402	mov eax,[esp+64+32-8+4]
429	serge	1403	push edx ; add window start x & y
379	serge	1404	mov edx,[TASK_BASE]
465	serge	1405
		1406	mov edi,[CURRENT_TASK]
		1407	shl edi,8
		1408
115	poddubny	1409	mov ebx,[edx-twdw+WDATA.box.left]
465	serge	1410	add ebx,[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1	ha	1411	shl ebx,16
115	poddubny	1412	add ebx,[edx-twdw+WDATA.box.top]
465	serge	1413	add ebx,[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1	ha	1414	add eax,ebx
		1415	pop edx
139	diamond	1416	mov ebx,[esp+64+32-12+4]
429	serge	1417	and ebx, not 0x80000000 ; force counted string
		1418	mov esi, [esp+64+4+4]
		1419	mov edi, [esp+64+4]
139	diamond	1420	jmp dtext
1	ha	1421
		1422	read_string:
		1423
		1424	; eax read_area
		1425	; ebx color of letter
		1426	; ecx color of background
		1427	; edx number of letters to read
		1428	; esi [x start]*65536 + [y_start]
		1429
		1430	ret
		1431
		1432
		1433	align 4
		1434
		1435	sys_setup:
		1436
		1437	; 1=roland mpu midi base , base io address
		1438	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1439	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1440	; 4=sb16 base , base io address
		1441	; 5=system language, 1eng 2fi 3ger 4rus
		1442	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1443	; 8=fat32 partition in hd
		1444	; 9
		1445	; 10 = sound dma channel
		1446	; 11 = enable lba read
		1447	; 12 = enable pci access
		1448
		1449
		1450	mov [esp+36],dword 0
429	serge	1451	cmp eax,1 ; MIDI
1	ha	1452	jnz nsyse1
		1453	cmp ebx,0x100
		1454	jb nsyse1
		1455	mov edx,65535
		1456	cmp edx,ebx
		1457	jb nsyse1
		1458	mov [midi_base],bx
		1459	mov word [mididp],bx
		1460	inc bx
		1461	mov word [midisp],bx
		1462	ret
		1463
283	diamond	1464	iglobal
1	ha	1465	midi_base dw 0
283	diamond	1466	endg
1	ha	1467
		1468	nsyse1:
		1469
429	serge	1470	cmp eax,2 ; KEYBOARD
1	ha	1471	jnz nsyse2
		1472	cmp ebx,1
		1473	jnz kbnobase
379	serge	1474	mov edi,[TASK_BASE]
115	poddubny	1475	add ecx,[edi+TASKDATA.mem_start]
1	ha	1476	mov eax,ecx
		1477	mov ebx,keymap
		1478	mov ecx,128
		1479	call memmove
		1480	ret
		1481	kbnobase:
		1482	cmp ebx,2
		1483	jnz kbnoshift
379	serge	1484	mov edi,[TASK_BASE]
115	poddubny	1485	add ecx,[edi+TASKDATA.mem_start]
1	ha	1486	mov eax,ecx
		1487	mov ebx,keymap_shift
		1488	mov ecx,128
		1489	call memmove
		1490	ret
		1491	kbnoshift:
		1492	cmp ebx,3
		1493	jne kbnoalt
379	serge	1494	mov edi,[TASK_BASE]
115	poddubny	1495	add ecx,[edi+TASKDATA.mem_start]
1	ha	1496	mov eax,ecx
		1497	mov ebx,keymap_alt
		1498	mov ecx,128
		1499	call memmove
		1500	ret
		1501	kbnoalt:
		1502	cmp ebx,9
		1503	jnz kbnocountry
		1504	mov word [keyboard],cx
		1505	ret
		1506	kbnocountry:
		1507	mov [esp+36],dword 1
		1508	ret
		1509	nsyse2:
429	serge	1510	cmp eax,3 ; CD
1	ha	1511	jnz nsyse3
75	diamond	1512	test ebx,ebx
		1513	jz nosesl
		1514	cmp ebx, 4
		1515	ja nosesl
1	ha	1516	mov [cd_base],bl
		1517	cmp ebx,1
		1518	jnz noprma
		1519	mov [cdbase],0x1f0
		1520	mov [cdid],0xa0
		1521	noprma:
		1522	cmp ebx,2
		1523	jnz noprsl
		1524	mov [cdbase],0x1f0
		1525	mov [cdid],0xb0
		1526	noprsl:
		1527	cmp ebx,3
		1528	jnz nosema
		1529	mov [cdbase],0x170
		1530	mov [cdid],0xa0
		1531	nosema:
		1532	cmp ebx,4
		1533	jnz nosesl
		1534	mov [cdbase],0x170
		1535	mov [cdid],0xb0
		1536	nosesl:
		1537	ret
		1538
		1539	cd_base db 0
		1540
		1541	nsyse3:
		1542
429	serge	1543	cmp eax,4 ; SB
1	ha	1544	jnz nsyse4
		1545	cmp ebx,0x100
		1546	jb nsyse4
		1547	mov edx,65535
		1548	cmp edx,ebx
		1549	jb nsyse4
		1550	mov word [sb16],bx
		1551	ret
		1552	nsyse4:
		1553
429	serge	1554	cmp eax,5 ; SYSTEM LANGUAGE
1	ha	1555	jnz nsyse5
		1556	mov [syslang],ebx
		1557	ret
		1558	nsyse5:
		1559
429	serge	1560	cmp eax,7 ; HD BASE
1	ha	1561	jne nsyse7
75	diamond	1562	test ebx,ebx
		1563	jz nosethd
		1564	cmp ebx,4
		1565	ja nosethd
1	ha	1566	mov [hd_base],bl
		1567	cmp ebx,1
		1568	jnz noprmahd
		1569	mov [hdbase],0x1f0
		1570	mov [hdid],0x0
		1571	mov [hdpos],1
		1572	; call set_FAT32_variables
		1573	noprmahd:
		1574	cmp ebx,2
		1575	jnz noprslhd
		1576	mov [hdbase],0x1f0
		1577	mov [hdid],0x10
		1578	mov [hdpos],2
		1579	; call set_FAT32_variables
		1580	noprslhd:
		1581	cmp ebx,3
		1582	jnz nosemahd
		1583	mov [hdbase],0x170
		1584	mov [hdid],0x0
		1585	mov [hdpos],3
		1586	; call set_FAT32_variables
		1587	nosemahd:
		1588	cmp ebx,4
		1589	jnz noseslhd
		1590	mov [hdbase],0x170
		1591	mov [hdid],0x10
		1592	mov [hdpos],4
		1593	; call set_FAT32_variables
		1594	noseslhd:
		1595	call reserve_hd1
321	diamond	1596	call reserve_hd_channel
		1597	call free_hd_channel
429	serge	1598	mov [hd1_status],0 ; free
75	diamond	1599	nosethd:
1	ha	1600	ret
		1601
283	diamond	1602	iglobal
1	ha	1603	hd_base db 0
283	diamond	1604	endg
1	ha	1605
		1606	nsyse7:
		1607
429	serge	1608	cmp eax,8 ; HD PARTITION
1	ha	1609	jne nsyse8
		1610	mov [fat32part],ebx
		1611	; call set_FAT32_variables
		1612	call reserve_hd1
321	diamond	1613	call reserve_hd_channel
		1614	call free_hd_channel
1	ha	1615	pusha
		1616	call choice_necessity_partition_1
		1617	popa
429	serge	1618	mov [hd1_status],0 ; free
1	ha	1619	ret
		1620	nsyse8:
		1621
429	serge	1622	cmp eax,10 ; SOUND DMA CHANNEL
1	ha	1623	jne no_set_sound_dma
75	diamond	1624	cmp ebx,3
		1625	ja sys_setup_err
1	ha	1626	mov [sound_dma],ebx
		1627	ret
		1628	no_set_sound_dma:
		1629
429	serge	1630	cmp eax,11 ; ENABLE LBA READ
1	ha	1631	jne no_set_lba_read
		1632	and ebx,1
		1633	mov [lba_read_enabled],ebx
		1634	ret
		1635	no_set_lba_read:
		1636
429	serge	1637	cmp eax,12 ; ENABLE PCI ACCESS
1	ha	1638	jne no_set_pci_access
		1639	and ebx,1
		1640	mov [pci_access_enabled],ebx
		1641	ret
		1642	no_set_pci_access:
		1643
		1644	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1645	include 'vmodeint.inc'
		1646	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1647
75	diamond	1648	sys_setup_err:
1	ha	1649	mov [esp+36],dword -1
		1650	ret
		1651
		1652	align 4
		1653
		1654	sys_getsetup:
		1655
		1656	; 1=roland mpu midi base , base io address
		1657	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1658	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1659	; 4=sb16 base , base io address
		1660	; 5=system language, 1eng 2fi 3ger 4rus
		1661	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1662	; 8=fat32 partition in hd
		1663	; 9=get hs timer tic
		1664
		1665	cmp eax,1
		1666	jne ngsyse1
		1667	movzx eax,[midi_base]
		1668	mov [esp+36],eax
		1669	ret
		1670	ngsyse1:
		1671
		1672	cmp eax,2
		1673	jne ngsyse2
		1674	cmp ebx,1
		1675	jnz kbnobaseret
379	serge	1676	mov edi,[TASK_BASE]
115	poddubny	1677	add ecx,[edi+TASKDATA.mem_start]
1	ha	1678	mov ebx,ecx
		1679	mov eax,keymap
		1680	mov ecx,128
		1681	call memmove
		1682	ret
		1683	kbnobaseret:
		1684	cmp ebx,2
		1685	jnz kbnoshiftret
379	serge	1686	mov edi,[TASK_BASE]
115	poddubny	1687	add ecx,[edi+TASKDATA.mem_start]
1	ha	1688	mov ebx,ecx
		1689	mov eax,keymap_shift
		1690	mov ecx,128
		1691	call memmove
		1692	ret
		1693	kbnoshiftret:
		1694	cmp ebx,3
		1695	jne kbnoaltret
379	serge	1696	mov edi,[TASK_BASE]
115	poddubny	1697	add ecx,[edi+TASKDATA.mem_start]
1	ha	1698	mov ebx,ecx
		1699	mov eax,keymap_alt
		1700	mov ecx,128
		1701	call memmove
		1702	ret
		1703	kbnoaltret:
		1704	cmp ebx,9
		1705	jnz ngsyse2
		1706	movzx eax,word [keyboard]
		1707	mov [esp+36],eax
		1708	ret
		1709	ngsyse2:
		1710
		1711	cmp eax,3
		1712	jnz ngsyse3
		1713	movzx eax,[cd_base]
		1714	mov [esp+36],eax
		1715	ret
		1716	ngsyse3:
		1717
		1718	cmp eax,4
		1719	jne ngsyse4
		1720	mov eax,[sb16]
		1721	mov [esp+36],eax
		1722	ret
		1723	ngsyse4:
		1724
		1725	cmp eax,5
		1726	jnz ngsyse5
		1727	mov eax,[syslang]
		1728	mov [esp+36],eax
		1729	ret
		1730	ngsyse5:
		1731	cmp eax,7
		1732	jnz ngsyse7
		1733	movzx eax,[hd_base]
		1734	mov [esp+36],eax
		1735	ret
		1736	ngsyse7:
		1737	cmp eax,8
		1738	jnz ngsyse8
		1739	mov eax,[fat32part]
		1740	mov [esp+36],eax
		1741	ret
		1742	ngsyse8:
		1743	cmp eax,9
		1744	jne ngsyse9
		1745	mov eax,[timer_ticks] ;[0xfdf0]
		1746	mov [esp+36],eax
		1747	ret
		1748	ngsyse9:
		1749	cmp eax,10
		1750	jnz ngsyse10
		1751	mov eax,[sound_dma]
		1752	mov [esp+36],eax
		1753	ret
		1754	ngsyse10:
		1755	cmp eax,11
		1756	jnz ngsyse11
		1757	mov eax,[lba_read_enabled]
		1758	mov [esp+36],eax
		1759	ret
		1760	ngsyse11:
		1761	cmp eax,12
		1762	jnz ngsyse12
		1763	mov eax,[pci_access_enabled]
		1764	mov [esp+36],eax
		1765	ret
		1766	ngsyse12:
		1767	mov [esp+36],dword 1
		1768	ret
		1769
283	diamond	1770	iglobal
1	ha	1771	align 4
221	serge	1772	mousefn dd msscreen, mswin, msbutton, msset
429	serge	1773	dd app_load_cursor
		1774	dd app_set_cursor
		1775	dd app_delete_cursor
283	diamond	1776	endg
1	ha	1777
		1778	readmousepos:
		1779
		1780	; eax=0 screen relative
		1781	; eax=1 window relative
		1782	; eax=2 buttons pressed
221	serge	1783	; eax=3 set mouse pos ; reserved
		1784	; eax=4 load cursor
		1785	; eax=5 set cursor
		1786	; eax=6 delete cursor ; reserved
1	ha	1787
429	serge	1788	cmp eax, 6
		1789	ja msset
		1790	jmp [mousefn+eax*4]
221	serge	1791	msscreen:
429	serge	1792	mov eax,[MOUSE_X]
		1793	shl eax,16
		1794	mov ax,[MOUSE_Y]
		1795	mov [esp+36],eax
		1796	ret
221	serge	1797	mswin:
429	serge	1798	mov eax,[MOUSE_X]
		1799	shl eax,16
		1800	mov ax,[MOUSE_Y]
		1801	mov esi,[TASK_BASE]
		1802	mov bx, word [esi-twdw+WDATA.box.left]
		1803	shl ebx,16
		1804	mov bx, word [esi-twdw+WDATA.box.top]
		1805	sub eax,ebx
1	ha	1806
429	serge	1807	mov edi,[CURRENT_TASK]
		1808	shl edi,8
		1809	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1810	rol eax,16
		1811	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1812	rol eax,16
		1813	mov [esp+36],eax
		1814	ret
221	serge	1815	msbutton:
429	serge	1816	movzx eax,byte [BTN_DOWN]
		1817	mov [esp+36],eax
		1818	ret
221	serge	1819	msset:
429	serge	1820	ret
164	serge	1821
221	serge	1822	app_load_cursor:
465	serge	1823	; add ebx, new_app_base
		1824	cmp ebx, OS_BASE
		1825	jae msset
429	serge	1826	stdcall load_cursor, ebx, ecx
		1827	mov [esp+36], eax
		1828	ret
164	serge	1829
221	serge	1830	app_set_cursor:
429	serge	1831	stdcall set_cursor, ebx
		1832	mov [esp+36], eax
		1833	ret
1	ha	1834
233	serge	1835	app_delete_cursor:
429	serge	1836	stdcall delete_cursor, ebx
		1837	mov [esp+36], eax
		1838	ret
1	ha	1839
		1840	is_input:
		1841
		1842	push edx
429	serge	1843	mov dx,word [midisp]
		1844	in al,dx
		1845	and al,0x80
		1846	pop edx
1	ha	1847	ret
		1848
		1849	is_output:
		1850
		1851	push edx
429	serge	1852	mov dx,word [midisp]
		1853	in al,dx
		1854	and al,0x40
		1855	pop edx
1	ha	1856	ret
		1857
		1858
		1859	get_mpu_in:
		1860
		1861	push edx
429	serge	1862	mov dx,word [mididp]
		1863	in al,dx
		1864	pop edx
1	ha	1865	ret
		1866
		1867
		1868	put_mpu_out:
		1869
		1870	push edx
429	serge	1871	mov dx,word [mididp]
		1872	out dx,al
		1873	pop edx
1	ha	1874	ret
		1875
		1876
		1877	setuart:
		1878
		1879	su1:
		1880	call is_output
429	serge	1881	cmp al,0
		1882	jnz su1
		1883	mov dx,word [midisp]
		1884	mov al,0xff
		1885	out dx,al
1	ha	1886	su2:
429	serge	1887	mov dx,word [midisp]
		1888	mov al,0xff
		1889	out dx,al
1	ha	1890	call is_input
429	serge	1891	cmp al,0
		1892	jnz su2
1	ha	1893	call get_mpu_in
429	serge	1894	cmp al,0xfe
		1895	jnz su2
1	ha	1896	su3:
		1897	call is_output
429	serge	1898	cmp al,0
		1899	jnz su3
		1900	mov dx,word [midisp]
		1901	mov al,0x3f
		1902	out dx,al
1	ha	1903
		1904	ret
		1905
		1906
		1907	align 4
		1908
		1909	sys_midi:
		1910
		1911	cmp [mididp],0
		1912	jnz sm0
		1913	mov [esp+36],dword 1
		1914	ret
		1915	sm0:
		1916
		1917	cmp eax,1
		1918	mov [esp+36],dword 0
		1919	jnz smn1
		1920	call setuart
		1921	ret
		1922	smn1:
		1923
		1924	cmp eax,2
		1925	jnz smn2
		1926	sm10:
		1927	call get_mpu_in
		1928	call is_output
		1929	test al,al
		1930	jnz sm10
		1931	mov al,bl
		1932	call put_mpu_out
		1933	ret
		1934	smn2:
		1935
		1936	ret
		1937
		1938
		1939	detect_devices:
		1940	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1941	include 'detect/commouse.inc'
33	mario79	1942	include 'detect/ps2mouse.inc'
1	ha	1943	;include 'detect/dev_fd.inc'
		1944	;include 'detect/dev_hdcd.inc'
		1945	;include 'detect/sear_par.inc'
		1946	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1947	ret
		1948
		1949
		1950	sys_end:
		1951
379	serge	1952	mov eax,[TASK_BASE]
115	poddubny	1953	mov [eax+TASKDATA.state], 3 ; terminate this program
41	mikedld	1954
429	serge	1955	waitterm: ; wait here for termination
1	ha	1956	mov eax,5
		1957	call delay_hs
		1958	jmp waitterm
		1959
75	diamond	1960	iglobal
170	serge	1961	align 4
75	diamond	1962	sys_system_table:
429	serge	1963	dd sysfn_shutdown ; 1 = system shutdown
		1964	dd sysfn_terminate ; 2 = terminate thread
		1965	dd sysfn_activate ; 3 = activate window
		1966	dd sysfn_getidletime ; 4 = get idle time
		1967	dd sysfn_getcpuclock ; 5 = get cpu clock
		1968	dd sysfn_saveramdisk ; 6 = save ramdisk
		1969	dd sysfn_getactive ; 7 = get active window
		1970	dd sysfn_sound_flag ; 8 = get/set sound_flag
		1971	dd sysfn_shutdown_param ; 9 = shutdown with parameter
		1972	dd sysfn_minimize ; 10 = minimize window
		1973	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		1974	dd sysfn_lastkey ; 12 = get last pressed key
		1975	dd sysfn_getversion ; 13 = get kernel version
		1976	dd sysfn_waitretrace ; 14 = wait retrace
		1977	dd sysfn_centermouse ; 15 = center mouse cursor
		1978	dd sysfn_getfreemem ; 16 = get free memory size
		1979	dd sysfn_getallmem ; 17 = get total memory size
		1980	dd sysfn_terminate2 ; 18 = terminate thread using PID
		1981	; instead of slot
		1982	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		1983	dd sysfn_meminfo ; 20 = get extended memory info
75	diamond	1984	sysfn_num = ($ - sys_system_table)/4
		1985	endg
		1986
1	ha	1987	sys_system:
429	serge	1988	dec eax
		1989	cmp eax, sysfn_num
		1990	jae @f
		1991	jmp dword [sys_system_table + eax*4]
75	diamond	1992	@@:
429	serge	1993	ret
1	ha	1994
429	serge	1995	sysfn_shutdown: ; 18.1 = BOOT
465	serge	1996	mov [BOOT_VAR+0x9030],byte 0
41	mikedld	1997	for_shutdown_parameter:
214	serge	1998
379	serge	1999	mov eax,[TASK_COUNT]
1	ha	2000	add eax,2
		2001	mov [shutdown_processes],eax
381	serge	2002	mov [SYS_SHUTDOWN],al
75	diamond	2003	and dword [esp+36], 0
1	ha	2004	ret
		2005	uglobal
		2006	shutdown_processes: dd 0x0
		2007	endg
		2008
429	serge	2009	sysfn_terminate: ; 18.2 = TERMINATE
1	ha	2010	cmp ebx,2
		2011	jb noprocessterminate
379	serge	2012	mov edx,[TASK_COUNT]
1	ha	2013	cmp ebx,edx
75	diamond	2014	ja noprocessterminate
379	serge	2015	mov eax,[TASK_COUNT]
1	ha	2016	shl ebx,5
379	serge	2017	mov edx,[ebx+CURRENT_TASK+TASKDATA.pid]
		2018	add ebx,CURRENT_TASK+TASKDATA.state
75	diamond	2019	cmp byte [ebx], 9
		2020	jz noprocessterminate
41	mikedld	2021
1	ha	2022	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
429	serge	2023	mov [ebx],byte 3 ; clear possible i40's
1	ha	2024	;call MEM_Heap_UnLock
		2025
		2026	cmp edx,[application_table_status] ; clear app table stat
		2027	jne noatsc
		2028	mov [application_table_status],0
		2029	noatsc:
75	diamond	2030	noprocessterminate:
1	ha	2031	ret
		2032
85	halyavin	2033	sysfn_terminate2:
		2034	;lock application_table_status mutex
164	serge	2035	.table_status:
85	halyavin	2036	cli
		2037	cmp [application_table_status],0
429	serge	2038	je .stf
85	halyavin	2039	sti
		2040	call change_task
		2041	jmp .table_status
		2042	.stf:
		2043	call set_application_table_status
		2044	mov eax,ebx
		2045	call pid_to_slot
		2046	test eax,eax
429	serge	2047	jz .not_found
85	halyavin	2048	mov ebx,eax
		2049	cli
		2050	call sysfn_terminate
		2051	mov [application_table_status],0
		2052	sti
		2053	and dword [esp+36],0
		2054	ret
		2055	.not_found:
		2056	mov [application_table_status],0
429	serge	2057	or dword [esp+36],-1
85	halyavin	2058	ret
		2059
429	serge	2060	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
1	ha	2061	cmp ebx,2
105	poddubny	2062	jb .nowindowactivate
379	serge	2063	cmp ebx,[TASK_COUNT]
105	poddubny	2064	ja .nowindowactivate
		2065
		2066	mov [window_minimize], 2 ; restore window if minimized
		2067
380	serge	2068	movzx esi, word [WIN_STACK + ebx*2]
379	serge	2069	cmp esi, [TASK_COUNT]
105	poddubny	2070	je .nowindowactivate ; already active
		2071
		2072	mov edi, ebx
		2073	shl edi, 5
		2074	add edi, window_data
380	serge	2075	movzx esi, word [WIN_STACK + ebx * 2]
		2076	lea esi, [WIN_POS + esi * 2]
105	poddubny	2077	call waredraw
		2078	.nowindowactivate:
1	ha	2079	ret
41	mikedld	2080
429	serge	2081	sysfn_getidletime: ; 18.4 = GET IDLETIME
1	ha	2082	mov eax,[idleusesec]
75	diamond	2083	mov [esp+36], eax
1	ha	2084	ret
		2085
429	serge	2086	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
381	serge	2087	mov eax,[CPU_FREQ]
75	diamond	2088	mov [esp+36], eax
1	ha	2089	ret
		2090
		2091	; SAVE ramdisk to /hd/1/menuet.img
		2092	;!!!!!!!!!!!!!!!!!!!!!!!!
		2093	include 'blkdev/rdsave.inc'
		2094	;!!!!!!!!!!!!!!!!!!!!!!!!
75	diamond	2095
429	serge	2096	sysfn_getactive: ; 18.7 = get active window
379	serge	2097	mov eax, [TASK_COUNT]
380	serge	2098	movzx eax, word [WIN_POS + eax*2]
75	diamond	2099	mov [esp+36],eax
1	ha	2100	ret
75	diamond	2101
429	serge	2102	sysfn_sound_flag: ; 18.8 = get/set sound_flag
1	ha	2103	cmp ebx,1
		2104	jne nogetsoundflag
		2105	movzx eax,byte [sound_flag] ; get sound_flag
75	diamond	2106	mov [esp+36],eax
1	ha	2107	ret
		2108	nogetsoundflag:
		2109	cmp ebx,2
		2110	jnz nosoundflag
75	diamond	2111	xor byte [sound_flag], 1
		2112	nosoundflag:
41	mikedld	2113	ret
75	diamond	2114
429	serge	2115	sysfn_shutdown_param: ; 18.9 = system shutdown with param
1	ha	2116	cmp ebx,1
75	diamond	2117	jl exit_for_anyone
1	ha	2118	cmp ebx,4
		2119	jg exit_for_anyone
465	serge	2120	mov [BOOT_VAR+0x9030],bl
1	ha	2121	jmp for_shutdown_parameter
75	diamond	2122
429	serge	2123	sysfn_minimize: ; 18.10 = minimize window
1	ha	2124	mov [window_minimize],1
		2125	exit_for_anyone:
		2126	ret
75	diamond	2127
429	serge	2128	sysfn_getdiskinfo: ; 18.11 = get disk info table
1	ha	2129	cmp ebx,1
		2130	jnz full_table
		2131	small_table:
		2132	call for_all_tables
75	diamond	2133	mov ecx,10
1	ha	2134	cld
		2135	rep movsb
		2136	ret
		2137	for_all_tables:
379	serge	2138	mov edi,[TASK_BASE]
115	poddubny	2139	mov edi,[edi+TASKDATA.mem_start]
1	ha	2140	add edi,ecx
381	serge	2141	mov esi,DRIVE_DATA
1	ha	2142	ret
		2143	full_table:
		2144	cmp ebx,2
		2145	jnz exit_for_anyone
		2146	call for_all_tables
75	diamond	2147	mov ecx,16384
1	ha	2148	cld
		2149	rep movsd
		2150	ret
75	diamond	2151
429	serge	2152	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2153	and dword [esp+36], 0
		2154	ret
75	diamond	2155
429	serge	2156	sysfn_getversion: ; 18.13 = get kernel ID and version
379	serge	2157	mov edi,[TASK_BASE]
115	poddubny	2158	mov edi,[edi+TASKDATA.mem_start]
1	ha	2159	add edi,ebx
		2160	mov esi,version_inf
		2161	mov ecx,version_end-version_inf
		2162	cld
		2163	rep movsb
		2164	ret
75	diamond	2165
		2166	sysfn_waitretrace: ; 18.14 = sys wait retrace
41	mikedld	2167	;wait retrace functions
		2168	sys_wait_retrace:
		2169	mov edx,0x3da
		2170	WaitRetrace_loop:
		2171	in al,dx
		2172	test al,1000b
		2173	jz WaitRetrace_loop
		2174	mov [esp+36],dword 0
1	ha	2175	ret
75	diamond	2176
429	serge	2177	sysfn_centermouse: ; 18.15 = mouse centered
1	ha	2178	call mouse_centered
		2179	mov [esp+36],dword 0
		2180	ret
75	diamond	2181
120	mario79	2182	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2183	cmp ebx,0 ; get mouse speed factor
		2184	jnz .set_mouse_acceleration
164	serge	2185	xor eax,eax
120	mario79	2186	mov ax,[mouse_speed_factor]
		2187	mov [esp+36],eax
		2188	ret
		2189	.set_mouse_acceleration:
		2190	cmp ebx,1 ; set mouse speed factor
		2191	jnz .get_mouse_delay
		2192	mov [mouse_speed_factor],cx
		2193	ret
		2194	.get_mouse_delay:
		2195	cmp ebx,2 ; get mouse delay
		2196	jnz .set_mouse_delay
		2197	mov eax,[mouse_delay]
		2198	mov [esp+36],eax
		2199	ret
		2200	.set_mouse_delay:
		2201	cmp ebx,3 ; set mouse delay
		2202	jnz .set_pointer_position
		2203	mov [mouse_delay],ecx
		2204	ret
		2205	.set_pointer_position:
		2206	cmp ebx,4 ; set mouse pointer position
		2207	jnz .end
381	serge	2208	mov [MOUSE_Y],cx ;y
120	mario79	2209	ror ecx,16
381	serge	2210	mov [MOUSE_X],cx ;x
120	mario79	2211	rol ecx,16
		2212	.end:
		2213	ret
		2214
75	diamond	2215	sysfn_getfreemem:
170	serge	2216	mov eax, [pg_data.pages_free]
		2217	shl eax, 2
		2218	mov [esp+36],eax
1	ha	2219	ret
75	diamond	2220
		2221	sysfn_getallmem:
170	serge	2222	mov eax,[MEM_AMOUNT]
		2223	shr eax, 10
75	diamond	2224	mov [esp+36],eax
32	halyavin	2225	ret
		2226
41	mikedld	2227	uglobal
		2228	;// mike.dld, 2006-29-01 [
		2229	screen_workarea RECT
		2230	;// mike.dld, 2006-29-01 ]
1	ha	2231	window_minimize db 0
429	serge	2232	sound_flag db 0
41	mikedld	2233	endg
1	ha	2234
41	mikedld	2235	iglobal
		2236	version_inf:
346	diamond	2237	db 0,6,5,0 ; version 0.6.5.0
41	mikedld	2238	db UID_KOLIBRI
		2239	db 'Kolibri',0
		2240	version_end:
		2241	endg
1	ha	2242
41	mikedld	2243	UID_NONE=0
429	serge	2244	UID_MENUETOS=1 ;official
		2245	UID_KOLIBRI=2 ;russian
1	ha	2246
		2247	sys_cachetodiskette:
19	mario79	2248	; pushad
		2249	; cmp eax,1
		2250	; jne no_write_all_of_ramdisk
		2251	; call fdc_writeramdisk
		2252	; popad
		2253	; ret
		2254	; no_write_all_of_ramdisk:
		2255	; cmp eax,2
		2256	; jne no_write_part_of_ramdisk
		2257	; call fdc_commitflush
		2258	; popad
		2259	; ret
		2260	; no_write_part_of_ramdisk:
		2261	; cmp eax,3
		2262	; jne no_set_fdc
		2263	; call fdc_set
		2264	; popad
		2265	; ret
		2266	; no_set_fdc:
		2267	; cmp eax,4
		2268	; jne no_get_fdc
		2269	; popad
		2270	; call fdc_get
		2271	; mov [esp+36],ecx
		2272	; ret
		2273	; no_get_fdc:
		2274	; popad
		2275	; ret
		2276	cmp eax,1
		2277	jne no_floppy_a_save
		2278	mov [flp_number],1
		2279	jmp save_image_on_floppy
		2280	no_floppy_a_save:
1	ha	2281	cmp eax,2
19	mario79	2282	jne no_floppy_b_save
		2283	mov [flp_number],2
		2284	save_image_on_floppy:
		2285	call save_image
		2286	mov [esp+36],dword 0
		2287	cmp [FDC_Status],0
429	serge	2288	je yes_floppy_save
19	mario79	2289	no_floppy_b_save:
		2290	mov [esp+36],dword 1
		2291	yes_floppy_save:
1	ha	2292	ret
		2293
		2294	uglobal
		2295	; bgrchanged dd 0x0
		2296	endg
		2297
		2298	sys_background:
		2299
429	serge	2300	cmp eax,1 ; BACKGROUND SIZE
1	ha	2301	jnz nosb1
		2302	cmp ebx,0
429	serge	2303	je sbgrr
1	ha	2304	cmp ecx,0
429	serge	2305	je sbgrr
1	ha	2306	mov [display_data-8],ebx
		2307	mov [display_data-4],ecx
		2308	; mov [bgrchanged],1
469	serge	2309
		2310	pushad
		2311	; return memory for old background
		2312	stdcall kernel_free, [img_background]
		2313	; calculate RAW size
		2314	xor eax,eax
		2315	inc eax
		2316	cmp [display_data-8],eax
		2317	jae @f
		2318	mov [display_data-8],eax
		2319	@@:
		2320	cmp [display_data-4],eax
		2321	jae @f
		2322	mov [display_data-4],eax
		2323	@@:
		2324	mov eax,[display_data-8]
		2325	imul eax,[display_data-4]
		2326	inc eax
		2327	imul eax,3
		2328	mov [mem_BACKGROUND],eax
		2329	; get memory for new background
		2330	stdcall kernel_alloc, [mem_BACKGROUND]
		2331	test eax, eax
		2332	jz .exit_mem
		2333	mov [img_background], eax
		2334	.exit_mem:
		2335	popad
		2336
1	ha	2337	sbgrr:
		2338	ret
469	serge	2339
1	ha	2340	nosb1:
		2341
429	serge	2342	cmp eax,2 ; SET PIXEL
1	ha	2343	jnz nosb2
		2344	mov edx,0x160000-16
		2345	cmp edx,ebx
		2346	jbe nosb2
		2347	mov edx,[ebx]
		2348	and edx,0xFF000000 ;255256256*256
		2349	and ecx,0x00FFFFFF ;255256256+255*256+255
		2350	add edx,ecx
469	serge	2351
		2352	; mov [ebx+IMG_BACKGROUND],edx
		2353	push eax
		2354	mov eax,[img_background]
		2355	mov [ebx+eax],edx
		2356	pop eax
1	ha	2357	; mov [bgrchanged],1
		2358	ret
		2359	nosb2:
		2360
429	serge	2361	cmp eax,3 ; DRAW BACKGROUND
1	ha	2362	jnz nosb3
		2363	draw_background_temp:
		2364	; cmp [bgrchanged],1 ;0
		2365	; je nosb31
		2366	;draw_background_temp:
		2367	; mov [bgrchanged],1 ;0
381	serge	2368	mov [REDRAW_BACKGROUND],byte 1
76	mario79	2369	mov [background_defined], 1
1	ha	2370	nosb31:
		2371	ret
		2372	nosb3:
		2373
429	serge	2374	cmp eax,4 ; TILED / STRETCHED
1	ha	2375	jnz nosb4
		2376	cmp ebx,[display_data-12]
429	serge	2377	je nosb41
1	ha	2378	mov [display_data-12],ebx
		2379	; mov [bgrchanged],1
		2380	nosb41:
		2381	ret
		2382	nosb4:
		2383
429	serge	2384	cmp eax,5 ; BLOCK MOVE TO BGR
1	ha	2385	jnz nosb5
		2386	; bughere
379	serge	2387	mov edi, [TASK_BASE]
115	poddubny	2388	add ebx, [edi+TASKDATA.mem_start]
1	ha	2389	mov eax, ebx
		2390	mov ebx, ecx
		2391	add ecx, edx
469	serge	2392	add ebx, [img_background] ;IMG_BACKGROUND
1	ha	2393	mov ecx, edx
		2394	call memmove
		2395	.fin:
		2396	ret
		2397	nosb5:
		2398	ret
		2399
		2400	align 4
		2401
		2402	sys_getbackground:
		2403
429	serge	2404	cmp eax,1 ; SIZE
1	ha	2405	jnz nogb1
		2406	mov eax,[display_data-8]
		2407	shl eax,16
		2408	mov ax,[display_data-4]
		2409	mov [esp+36],eax
		2410	ret
		2411	nogb1:
		2412
429	serge	2413	cmp eax,2 ; PIXEL
1	ha	2414	jnz nogb2
469	serge	2415	; mov edx,0x160000-16
		2416	; cmp edx,ebx
		2417	; jbe nogb2
		2418	; mov eax, [ebx+IMG_BACKGROUND]
		2419	mov eax,[img_background]
		2420	mov eax,[ebx+eax]
		2421
1	ha	2422	and eax, 0xFFFFFF
		2423	mov [esp+36],eax
		2424	ret
		2425	nogb2:
		2426
429	serge	2427	cmp eax,4 ; TILED / STRETCHED
1	ha	2428	jnz nogb4
		2429	mov eax,[display_data-12]
		2430	nogb4:
		2431	mov [esp+36],eax
		2432	ret
		2433
		2434
		2435	align 4
		2436
		2437	sys_getkey:
		2438	mov [esp+36],dword 1
92	diamond	2439	; test main buffer
429	serge	2440	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
380	serge	2441	movzx ecx,word [WIN_STACK + ebx * 2]
379	serge	2442	mov edx,[TASK_COUNT]
1	ha	2443	cmp ecx,edx
		2444	jne .finish
381	serge	2445	cmp [KEY_COUNT],byte 0
429	serge	2446	je .finish
381	serge	2447	movzx eax,byte [KEY_BUFF]
1	ha	2448	shl eax,8
		2449	push eax
381	serge	2450	dec byte [KEY_COUNT]
		2451	and byte [KEY_COUNT],127
		2452	movzx ecx,byte [KEY_COUNT]
1	ha	2453	add ecx,2
		2454	; mov esi,0xf402
		2455	; mov edi,0xf401
		2456	; cld
		2457	; rep movsb
381	serge	2458	mov eax, KEY_BUFF+1
		2459	mov ebx, KEY_BUFF
1	ha	2460	call memmove
		2461	pop eax
92	diamond	2462	.ret_eax:
1	ha	2463	mov [esp+36],eax
92	diamond	2464	ret
1	ha	2465	.finish:
92	diamond	2466	; test hotkeys buffer
429	serge	2467	mov ecx, hotkey_buffer
92	diamond	2468	@@:
429	serge	2469	cmp [ecx], ebx
		2470	jz .found
		2471	add ecx, 8
		2472	cmp ecx, hotkey_buffer+120*8
		2473	jb @b
		2474	ret
92	diamond	2475	.found:
429	serge	2476	mov ax, [ecx+6]
		2477	shl eax, 16
		2478	mov ah, [ecx+4]
		2479	mov al, 2
		2480	and dword [ecx+4], 0
		2481	and dword [ecx], 0
		2482	jmp .ret_eax
1	ha	2483
		2484	align 4
		2485
		2486	sys_getbutton:
		2487
429	serge	2488	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
1	ha	2489	mov [esp+36],dword 1
380	serge	2490	movzx ecx, word [WIN_STACK + ebx * 2]
379	serge	2491	mov edx, [TASK_COUNT] ; less than 256 processes
1	ha	2492	cmp ecx,edx
		2493	jne .exit
381	serge	2494	movzx eax,byte [BTN_COUNT]
1	ha	2495	test eax,eax
429	serge	2496	jz .exit
381	serge	2497	mov eax,[BTN_BUFF]
1	ha	2498	shl eax,8
381	serge	2499	mov [BTN_COUNT],byte 0
1	ha	2500	mov [esp+36],eax
		2501	.exit:
		2502	ret
		2503
		2504
		2505	align 4
		2506
		2507	sys_cpuusage:
		2508
		2509	; RETURN:
		2510	;
		2511	; +00 dword process cpu usage
		2512	; +04 word position in windowing stack
		2513	; +06 word windowing stack value at current position (cpu nro)
		2514	; +10 12 bytes name
		2515	; +22 dword start in mem
		2516	; +26 dword used mem
		2517	; +30 dword PID , process idenfification number
		2518	;
		2519
379	serge	2520	mov edi,[TASK_BASE] ; eax = return area
115	poddubny	2521	add eax,[edi + TASKDATA.mem_start]
1	ha	2522
429	serge	2523	cmp ebx,-1 ; who am I ?
1	ha	2524	jne no_who_am_i
379	serge	2525	mov ebx,[CURRENT_TASK]
1	ha	2526	no_who_am_i:
		2527
429	serge	2528	push eax ; return area
		2529	push ebx ; process number
1	ha	2530
		2531	push ebx
		2532	push ebx
		2533	push eax
		2534
		2535	; return memory usage
		2536
		2537	xor edx,edx
		2538	mov eax,0x20
		2539	mul ebx
379	serge	2540	add eax,CURRENT_TASK+TASKDATA.cpu_usage
1	ha	2541	mov ebx,eax
		2542	pop eax
		2543	mov ecx,[ebx]
		2544	mov [eax],ecx
		2545	pop ebx
380	serge	2546	mov cx, [WIN_STACK + ebx * 2]
1	ha	2547	mov [eax+4],cx
380	serge	2548	mov cx, [WIN_POS + ebx * 2]
1	ha	2549	mov [eax+6],cx
		2550	push eax
		2551	mov eax,ebx
		2552	shl eax,8
380	serge	2553	add eax,SLOT_BASE+APPDATA.app_name
1	ha	2554	pop ebx
		2555	add ebx,10
		2556	mov ecx,11
		2557	call memmove
		2558
		2559	; memory usage
		2560
		2561	xor eax,eax
		2562	mov edx,0x100000*16
429	serge	2563	pop ecx ; get gdt of tss
1	ha	2564	cmp ecx,1
429	serge	2565	je os_mem
1	ha	2566	shl ecx,8
380	serge	2567	mov edx,[SLOT_BASE+ecx+APPDATA.mem_size] ;0x8c
1	ha	2568	mov eax,std_application_base_address
		2569	; eax run base -> edx used memory
		2570	os_mem:
		2571	dec edx
		2572	mov [ebx+12],eax
		2573	mov [ebx+16],edx
		2574
		2575	; PID (+30)
		2576
		2577	mov eax,[esp]
		2578	shl eax,5
379	serge	2579	add eax,CURRENT_TASK+TASKDATA.pid
1	ha	2580	mov eax,[eax]
		2581	mov [ebx+20],eax
		2582
		2583	; window position and size
		2584
		2585	mov esi,[esp]
		2586	shl esi,5
115	poddubny	2587	add esi,window_data + WDATA.box
1	ha	2588	mov edi,[esp+4]
		2589	add edi,34
115	poddubny	2590	mov ecx,4
1	ha	2591	cld
115	poddubny	2592	rep movsd
1	ha	2593
		2594	; Process state (+50)
		2595
		2596	mov eax,[esp]
		2597	shl eax,5
379	serge	2598	add eax,CURRENT_TASK+TASKDATA.state
1	ha	2599	mov eax,[eax]
		2600	mov [ebx+40],ax
		2601
138	mikedld	2602	; Window client area box
1	ha	2603
138	mikedld	2604	mov esi,[esp]
		2605	shl esi,8
380	serge	2606	add esi,SLOT_BASE+APPDATA.wnd_clientbox
138	mikedld	2607	lea edi,[ebx+44]
		2608	mov ecx,4
		2609	rep movsd
164	serge	2610
		2611	; Window state
		2612
138	mikedld	2613	mov esi,[esp]
		2614	shl esi,5
		2615	add esi,window_data + WDATA.box
465	serge	2616	mov al,[esi+WDATA.fl_wstate]
164	serge	2617	mov [edi],al
138	mikedld	2618
1	ha	2619	pop ebx
		2620	pop eax
		2621
		2622	; return number of processes
		2623
379	serge	2624	mov eax,[TASK_COUNT]
1	ha	2625	mov [esp+36],eax
		2626	ret
		2627
		2628	align 4
		2629	sys_clock:
429	serge	2630	cli
1	ha	2631	; Mikhail Lisovin xx Jan 2005
429	serge	2632	@@: mov al, 10
		2633	out 0x70, al
		2634	in al, 0x71
		2635	test al, al
		2636	jns @f
		2637	mov esi, 1
		2638	call delay_ms
		2639	jmp @b
1	ha	2640	@@:
		2641	; end Lisovin's fix
		2642
429	serge	2643	xor al,al ; seconds
		2644	out 0x70,al
		2645	in al,0x71
		2646	movzx ecx,al
		2647	mov al,02 ; minutes
		2648	shl ecx,16
		2649	out 0x70,al
		2650	in al,0x71
		2651	movzx edx,al
		2652	mov al,04 ; hours
		2653	shl edx,8
		2654	out 0x70,al
		2655	in al,0x71
		2656	add ecx,edx
		2657	movzx edx,al
		2658	add ecx,edx
		2659	sti
		2660	mov [esp+36],ecx
		2661	ret
1	ha	2662
		2663
		2664	align 4
		2665
		2666	sys_date:
		2667
429	serge	2668	cli
75	diamond	2669
429	serge	2670	@@: mov al, 10
		2671	out 0x70, al
		2672	in al, 0x71
		2673	test al, al
		2674	jns @f
		2675	mov esi, 1
		2676	call delay_ms
		2677	jmp @b
75	diamond	2678	@@:
		2679
429	serge	2680	mov ch,0
		2681	mov al,7 ; date
		2682	out 0x70,al
		2683	in al,0x71
		2684	mov cl,al
		2685	mov al,8 ; month
		2686	shl ecx,16
		2687	out 0x70,al
		2688	in al,0x71
		2689	mov ch,al
		2690	mov al,9 ; year
		2691	out 0x70,al
		2692	in al,0x71
		2693	mov cl,al
		2694	sti
		2695	mov [esp+36],ecx
		2696	ret
1	ha	2697
		2698
		2699	; redraw status
		2700
		2701	sys_redrawstat:
		2702
		2703	cmp eax,1
		2704	jne no_widgets_away
		2705
		2706	; buttons away
		2707
379	serge	2708	mov ecx,[CURRENT_TASK]
1	ha	2709
		2710	sys_newba2:
		2711
381	serge	2712	mov edi,[BTN_ADDR]
1	ha	2713	cmp [edi],dword 0 ; empty button list ?
429	serge	2714	je end_of_buttons_away
1	ha	2715
		2716	movzx ebx,word [edi]
		2717	inc ebx
		2718
		2719	mov eax,edi
		2720
		2721	sys_newba:
		2722
		2723	dec ebx
429	serge	2724	jz end_of_buttons_away
1	ha	2725
		2726	add eax,0x10
		2727	cmp cx,[eax]
		2728	jnz sys_newba
		2729
		2730	push eax ebx ecx
		2731	mov ecx,ebx
		2732	inc ecx
		2733	shl ecx,4
		2734	mov ebx,eax
		2735	add eax,0x10
		2736	call memmove
		2737	dec dword [edi]
		2738	pop ecx ebx eax
		2739
		2740	jmp sys_newba2
		2741
		2742	end_of_buttons_away:
		2743
		2744	ret
		2745
		2746	no_widgets_away:
		2747
		2748	cmp eax,2
		2749	jnz srl1
		2750
379	serge	2751	mov edx,[TASK_BASE] ; return whole screen draw area for this app
		2752	add edx,draw_data-CURRENT_TASK
115	poddubny	2753	mov [edx+RECT.left], 0
		2754	mov [edx+RECT.top], 0
381	serge	2755	mov eax,[ScreenWidth]
115	poddubny	2756	mov [edx+RECT.right],eax
381	serge	2757	mov eax,[ScreenHeight]
115	poddubny	2758	mov [edx+RECT.bottom],eax
1	ha	2759
379	serge	2760	mov edi,[TASK_BASE]
429	serge	2761	or [edi-twdw+WDATA.fl_wdrawn], 1 ; no new position & buttons from app
1	ha	2762
		2763	call sys_window_mouse
		2764
		2765	ret
		2766
		2767	srl1:
		2768
		2769	ret
		2770
		2771
		2772	sys_drawwindow:
		2773
		2774	mov edi,ecx
		2775	shr edi,16+8
		2776	and edi,15
		2777
		2778	cmp edi,0 ; type I - original style
		2779	jne nosyswI
33	mario79	2780	inc [mouse_pause]
36	mario79	2781	call [disable_mouse]
1	ha	2782	call sys_set_window
36	mario79	2783	call [disable_mouse]
1	ha	2784	call drawwindow_I
114	mikedld	2785	;dec [mouse_pause]
		2786	;call [draw_pointer]
		2787	;ret
		2788	jmp draw_window_caption.2
1	ha	2789	nosyswI:
		2790
		2791	cmp edi,1 ; type II - only reserve area, no draw
		2792	jne nosyswII
33	mario79	2793	inc [mouse_pause]
36	mario79	2794	call [disable_mouse]
1	ha	2795	call sys_set_window
36	mario79	2796	call [disable_mouse]
1	ha	2797	call sys_window_mouse
33	mario79	2798	dec [mouse_pause]
36	mario79	2799	call [draw_pointer]
1	ha	2800	ret
		2801	nosyswII:
		2802
		2803	cmp edi,2 ; type III - new style
		2804	jne nosyswIII
33	mario79	2805	inc [mouse_pause]
36	mario79	2806	call [disable_mouse]
1	ha	2807	call sys_set_window
36	mario79	2808	call [disable_mouse]
1	ha	2809	call drawwindow_III
114	mikedld	2810	;dec [mouse_pause]
		2811	;call [draw_pointer]
		2812	;ret
		2813	jmp draw_window_caption.2
1	ha	2814	nosyswIII:
		2815
		2816	cmp edi,3 ; type IV - skinned window
		2817	jne nosyswIV
33	mario79	2818
102	poddubny	2819	; parameter for drawwindow_IV
35	halyavin	2820	push 0
379	serge	2821	mov edi, [TASK_COUNT]
380	serge	2822	movzx edi, word [WIN_POS + edi*2]
379	serge	2823	cmp edi, [CURRENT_TASK]
33	mario79	2824	jne @f
102	poddubny	2825	inc dword [esp]
		2826	@@:
33	mario79	2827
		2828	inc [mouse_pause]
36	mario79	2829	call [disable_mouse]
1	ha	2830	call sys_set_window
36	mario79	2831	call [disable_mouse]
		2832	call drawwindow_IV
114	mikedld	2833	;dec [mouse_pause]
		2834	;call [draw_pointer]
		2835	;ret
		2836	jmp draw_window_caption.2
1	ha	2837	nosyswIV:
		2838
		2839	ret
		2840
		2841
114	mikedld	2842	draw_window_caption:
429	serge	2843	inc [mouse_pause]
		2844	call [disable_mouse]
114	mikedld	2845
429	serge	2846	xor eax,eax
		2847	mov edx,[TASK_COUNT]
		2848	movzx edx,word[WIN_POS+edx*2]
		2849	cmp edx,[CURRENT_TASK]
		2850	jne @f
		2851	inc eax
		2852	@@: mov edx,[CURRENT_TASK]
		2853	shl edx,5
		2854	add edx,window_data
		2855	movzx ebx,[edx+WDATA.fl_wstyle]
		2856	and bl,0x0F
		2857	cmp bl,3
		2858	jne .not_style_3
114	mikedld	2859
429	serge	2860	push edx
		2861	call drawwindow_IV_caption
		2862	add esp,4
		2863	jmp .2
114	mikedld	2864
		2865	.not_style_3:
429	serge	2866	cmp bl,2
		2867	jne .not_style_2
114	mikedld	2868
429	serge	2869	call drawwindow_III_caption
		2870	jmp .2
114	mikedld	2871
		2872	.not_style_2:
429	serge	2873	cmp bl,0
		2874	jne .2
114	mikedld	2875
429	serge	2876	call drawwindow_I_caption
114	mikedld	2877
		2878	;--------------------------------------------------------------
429	serge	2879	.2: ;jmp @f
		2880	mov edi,[CURRENT_TASK]
		2881	shl edi,5
		2882	test [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		2883	jz @f
		2884	mov ecx,[edi*8+SLOT_BASE+APPDATA.wnd_caption]
		2885	or ecx,ecx
		2886	jz @f
465	serge	2887	add ecx,[edi+CURRENT_TASK+TASKDATA.mem_start]
114	mikedld	2888
429	serge	2889	movzx eax,[edi+window_data+WDATA.fl_wstyle]
		2890	and al,0x0F
		2891	cmp al,3
		2892	jne .not_skinned
114	mikedld	2893
429	serge	2894	mov ebp,[edi+window_data+WDATA.box.left-2]
		2895	mov bp,word[edi+window_data+WDATA.box.top]
		2896	movzx eax,word[edi+window_data+WDATA.box.width]
		2897	sub ax,[_skinmargins.left]
		2898	sub ax,[_skinmargins.right]
		2899	cwde
		2900	cdq
		2901	mov ebx,6
		2902	idiv ebx
		2903	or eax,eax
		2904	js @f
		2905	mov edx,eax
		2906	mov eax,dword[_skinmargins.left-2]
		2907	mov ax,word[_skinh]
		2908	sub ax,[_skinmargins.bottom]
		2909	sub ax,[_skinmargins.top]
		2910	sar ax,1
		2911	adc ax,0
		2912	add ax,[_skinmargins.top]
		2913	add ax,-3
		2914	add eax,ebp
		2915	jmp .dodraw
114	mikedld	2916
		2917	.not_skinned:
429	serge	2918	cmp al,1
		2919	je @f
114	mikedld	2920
429	serge	2921	mov ebp,[edi+window_data+WDATA.box.left-2]
		2922	mov bp,word[edi+window_data+WDATA.box.top]
		2923	movzx eax,word[edi+window_data+WDATA.box.width]
		2924	sub eax,16
		2925	cwde
		2926	cdq
		2927	mov ebx,6
		2928	idiv ebx
		2929	or eax,eax
		2930	js @f
		2931	mov edx,eax
		2932	mov eax,0x00080007
		2933	add eax,ebp
139	diamond	2934	.dodraw:
429	serge	2935	mov ebx,[common_colours+16];0x00FFFFFF
		2936	or ebx, 0x80000000
		2937	xor edi,edi
		2938	call dtext
114	mikedld	2939
		2940	@@:
		2941	;--------------------------------------------------------------
429	serge	2942	dec [mouse_pause]
		2943	call [draw_pointer]
		2944	ret
114	mikedld	2945
		2946	iglobal
		2947	align 4
		2948	window_topleft dd \
		2949	1, 21,\
		2950	0, 0,\
		2951	5, 20,\
		2952	5, ?
		2953	endg
		2954
		2955	set_window_clientbox:
429	serge	2956	push eax ecx edi
114	mikedld	2957
429	serge	2958	mov eax,[_skinh]
		2959	mov [window_topleft+4*7],eax
114	mikedld	2960
429	serge	2961	mov ecx,edi
		2962	sub edi,window_data
		2963	shl edi,3
		2964	test [ecx+WDATA.fl_wstyle],WSTYLE_CLIENTRELATIVE
		2965	jz @f
114	mikedld	2966
429	serge	2967	movzx eax,[ecx+WDATA.fl_wstyle]
		2968	and eax,0x0F
		2969	mov eax,[eax*8+window_topleft+0]
		2970	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		2971	shl eax,1
		2972	neg eax
		2973	add eax,[ecx+WDATA.box.width]
		2974	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
114	mikedld	2975
429	serge	2976	movzx eax,[ecx+WDATA.fl_wstyle]
		2977	and eax,0x0F
		2978	push [eax*8+window_topleft+0]
		2979	mov eax,[eax*8+window_topleft+4]
		2980	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
		2981	neg eax
		2982	sub eax,[esp]
		2983	add eax,[ecx+WDATA.box.height]
		2984	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
		2985	add esp,4
114	mikedld	2986
429	serge	2987	pop edi ecx eax
		2988	ret
114	mikedld	2989	@@:
429	serge	2990	xor eax,eax
		2991	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		2992	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
		2993	mov eax,[ecx+WDATA.box.width]
		2994	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
		2995	mov eax,[ecx+WDATA.box.height]
		2996	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
114	mikedld	2997
429	serge	2998	pop edi ecx eax
		2999	ret
114	mikedld	3000
1	ha	3001	sys_set_window:
		3002
379	serge	3003	mov edi,[CURRENT_TASK]
1	ha	3004	shl edi,5
		3005	add edi,window_data
		3006
		3007	; colors
114	mikedld	3008	mov [edi+WDATA.cl_workarea],ecx
		3009	mov [edi+WDATA.cl_titlebar],edx
		3010	mov [edi+WDATA.cl_frames],esi
1	ha	3011
		3012	; check flag (?)
186	diamond	3013	test [edi+WDATA.fl_wdrawn],1
		3014	jnz newd
1	ha	3015
		3016	push eax
		3017	mov eax,[timer_ticks] ;[0xfdf0]
		3018	add eax,100
		3019	mov [new_window_starting],eax
		3020	pop eax
		3021
114	mikedld	3022	mov word[edi+WDATA.box.width],ax
		3023	mov word[edi+WDATA.box.height],bx
		3024	sar eax,16
		3025	sar ebx,16
		3026	mov word[edi+WDATA.box.left],ax
		3027	mov word[edi+WDATA.box.top],bx
1	ha	3028
		3029	call check_window_position
		3030
164	serge	3031	call set_window_clientbox
1	ha	3032
429	serge	3033	push ecx esi edi ; save for window fullscreen/resize
114	mikedld	3034	;mov esi,edi
		3035
429	serge	3036	mov cl,[edi+WDATA.fl_wstyle]
114	mikedld	3037
1	ha	3038	sub edi,window_data
114	mikedld	3039	shl edi,3
380	serge	3040	add edi,SLOT_BASE
114	mikedld	3041
429	serge	3042	and cl,0x0F
		3043	mov [edi+APPDATA.wnd_caption],0
		3044	cmp cl,3
		3045	jne @f
		3046	mov [edi+APPDATA.wnd_caption],esi
		3047	@@: mov esi,[esp+0]
114	mikedld	3048
115	poddubny	3049	add edi, APPDATA.saved_box
429	serge	3050	movsd
		3051	movsd
		3052	movsd
		3053	movsd
1	ha	3054	pop edi esi ecx
		3055
		3056	push eax ebx ecx edx
		3057	;;; mov eax, 1
		3058	;;; call delay_hs
115	poddubny	3059	mov eax, [edi+WDATA.box.left]
		3060	mov ebx, [edi+WDATA.box.top]
		3061	mov ecx, [edi+WDATA.box.width]
		3062	mov edx, [edi+WDATA.box.height]
1	ha	3063	add ecx, eax
		3064	add edx, ebx
		3065	call calculatescreen
		3066	pop edx ecx ebx eax
		3067
429	serge	3068	mov [KEY_COUNT],byte 0 ; empty keyboard buffer
		3069	mov [BTN_COUNT],byte 0 ; empty button buffer
1	ha	3070
		3071	newd:
429	serge	3072	mov [edi+WDATA.fl_redraw],byte 0 ; no redraw
1	ha	3073	mov edx,edi
		3074
		3075	ret
		3076
114	mikedld	3077	syscall_windowsettings:
1	ha	3078
114	mikedld	3079	.set_window_caption:
429	serge	3080	dec eax ; subfunction #1 - set window caption
		3081	jnz .get_window_caption
114	mikedld	3082
429	serge	3083	; NOTE: only window owner thread can set its caption,
		3084	; so there's no parameter for PID/TID
114	mikedld	3085
429	serge	3086	mov edi,[CURRENT_TASK]
		3087	shl edi,5
114	mikedld	3088
429	serge	3089	; have to check if caption is within application memory limit
		3090	; check is trivial, and if application resizes its memory,
		3091	; caption still can become over bounds
202	diamond	3092	; diamond, 31.10.2006: check removed because with new memory manager
		3093	; there can be valid data after APPDATA.mem_size bound
380	serge	3094	; mov ecx,[edi*8+SLOT_BASE+APPDATA.mem_size]
202	diamond	3095	; add ecx,255 ; max caption length
		3096	; cmp ebx,ecx
		3097	; ja .exit_fail
114	mikedld	3098
429	serge	3099	mov [edi*8+SLOT_BASE+APPDATA.wnd_caption],ebx
		3100	or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
114	mikedld	3101
429	serge	3102	call draw_window_caption
114	mikedld	3103
429	serge	3104	xor eax,eax ; eax = 0 (success)
		3105	ret
114	mikedld	3106
		3107	.get_window_caption:
429	serge	3108	dec eax ; subfunction #2 - get window caption
		3109	jnz .exit_fail
114	mikedld	3110
429	serge	3111	; not implemented yet
114	mikedld	3112
		3113	.exit_fail:
429	serge	3114	xor eax,eax
		3115	inc eax ; eax = 1 (fail)
		3116	ret
114	mikedld	3117
		3118
1	ha	3119	sys_window_move:
		3120
429	serge	3121	mov edi,[CURRENT_TASK]
		3122	shl edi,5
		3123	add edi,window_data
1	ha	3124
429	serge	3125	test [edi+WDATA.fl_wstate],WSTATE_MAXIMIZED
		3126	jnz .window_move_return
1	ha	3127
429	serge	3128	push dword [edi + WDATA.box.left] ; save old coordinates
		3129	push dword [edi + WDATA.box.top]
		3130	push dword [edi + WDATA.box.width]
		3131	push dword [edi + WDATA.box.height]
1	ha	3132
429	serge	3133	cmp eax,-1 ; set new position and size
		3134	je .no_x_reposition
		3135	mov [edi + WDATA.box.left], eax
49	mikedld	3136	.no_x_reposition:
429	serge	3137	cmp ebx,-1
		3138	je .no_y_reposition
		3139	mov [edi + WDATA.box.top], ebx
49	mikedld	3140	.no_y_reposition:
1	ha	3141
429	serge	3142	test [edi+WDATA.fl_wstate],WSTATE_ROLLEDUP
		3143	jnz .no_y_resizing
1	ha	3144
429	serge	3145	cmp ecx,-1
		3146	je .no_x_resizing
		3147	mov [edi + WDATA.box.width], ecx
49	mikedld	3148	.no_x_resizing:
429	serge	3149	cmp edx,-1
		3150	je .no_y_resizing
		3151	mov [edi + WDATA.box.height], edx
49	mikedld	3152	.no_y_resizing:
1	ha	3153
429	serge	3154	call check_window_position
		3155	call set_window_clientbox
1	ha	3156
429	serge	3157	pushad ; save for window fullscreen/resize
		3158	mov esi,edi
		3159	sub edi,window_data
		3160	shr edi,5
		3161	shl edi,8
		3162	add edi, SLOT_BASE + APPDATA.saved_box
		3163	mov ecx,4
		3164	cld
		3165	rep movsd
		3166	popad
49	mikedld	3167
429	serge	3168	pushad ; calculcate screen at new position
		3169	mov eax, [edi + WDATA.box.left]
		3170	mov ebx, [edi + WDATA.box.top]
		3171	mov ecx, [edi + WDATA.box.width]
		3172	mov edx, [edi + WDATA.box.height]
		3173	add ecx,eax
		3174	add edx,ebx
221	serge	3175
429	serge	3176	call calculatescreen
		3177	popad
49	mikedld	3178
429	serge	3179	pop edx ; calculcate screen at old position
		3180	pop ecx
		3181	pop ebx
		3182	pop eax
		3183	add ecx,eax
		3184	add edx,ebx
		3185	mov [dlx],eax ; save for drawlimits
		3186	mov [dly],ebx
		3187	mov [dlxe],ecx
		3188	mov [dlye],edx
		3189	call calculatescreen
49	mikedld	3190
429	serge	3191	mov [edi + WDATA.fl_redraw], 1 ; flag the process as redraw
49	mikedld	3192
429	serge	3193	mov eax,edi ; redraw screen at old position
		3194	xor esi,esi
		3195	call redrawscreen
49	mikedld	3196
429	serge	3197	mov [DONT_DRAW_MOUSE],byte 0 ; mouse pointer
		3198	mov [MOUSE_BACKGROUND],byte 0 ; no mouse under
		3199	mov [MOUSE_DOWN],byte 0 ; react to mouse up/down
49	mikedld	3200
429	serge	3201	mov ecx,10 ; wait 1/10 second
49	mikedld	3202	.wmrl3:
429	serge	3203	call [draw_pointer]
		3204	mov eax,1
		3205	call delay_hs
		3206	loop .wmrl3
49	mikedld	3207
429	serge	3208	mov [window_move_pr],0
49	mikedld	3209
		3210	.window_move_return:
		3211
429	serge	3212	ret
1	ha	3213
67	diamond	3214	;type_background_1:
		3215	; cmp [0xfff0],byte 0 ; background update ?
		3216	; jz temp_nobackgr
		3217	; mov [0xfff0],byte 2
		3218	; call change_task
		3219	; mov [draw_data+32+0],dword 0
		3220	; mov [draw_data+32+4],dword 0
381	serge	3221	; mov eax,[ScreenWidth
67	diamond	3222	; mov ebx,[0xfe04]
		3223	; mov [draw_data+32+8],eax
		3224	; mov [draw_data+32+12],ebx
		3225	; call drawbackground
		3226	; mov [0xfff0],byte 0
381	serge	3227	; mov [MOUSE_BACKGROUND],byte 0
67	diamond	3228	;temp_nobackgr:
		3229	; ret
41	mikedld	3230
1	ha	3231	uglobal
		3232	window_move_pr dd 0x0
		3233	window_move_eax dd 0x0
		3234	window_move_ebx dd 0x0
		3235	window_move_ecx dd 0x0
		3236	window_move_edx dd 0x0
		3237	endg
		3238
		3239	;ok - 100% work
		3240	;nt - not tested
		3241	;---------------------------------------------------------------------------------------------
		3242	;eax
		3243	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3244	;1 - change task. Ret nothing. Block. ok.
		3245	;2 - performance control
		3246	; ebx
		3247	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3248	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3249	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3250	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3251	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3252	;eax
		3253	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3254	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3255	;---------------------------------------------------------------------------------------------
		3256	sys_sheduler: ;noname & halyavin
		3257	cmp eax,0
		3258	je shed_counter
		3259	cmp eax,2
		3260	je perf_control
		3261	cmp eax,3
		3262	je rdmsr_instr
		3263	cmp eax,4
		3264	je wrmsr_instr
		3265	cmp eax,1
		3266	jne not_supported
		3267	call change_task ;delay,0
		3268	ret
		3269	shed_counter:
		3270	mov eax,[context_counter]
		3271	mov [esp+36],eax
		3272	not_supported:
		3273	ret
		3274	perf_control:
		3275	inc eax ;now eax=3
		3276	cmp ebx,eax
		3277	je cache_disable
		3278	dec eax
		3279	cmp ebx,eax
		3280	je cache_enable
		3281	dec eax
		3282	cmp ebx,eax
		3283	je is_cache_enabled
		3284	dec eax
		3285	cmp ebx,eax
		3286	je modify_pce
		3287	ret
		3288
		3289	rdmsr_instr:
		3290	;now counter in ecx
		3291	;(edx:eax) esi:edi => edx:esi
		3292	mov eax,esi
		3293	rdmsr
		3294	mov [esp+36],eax
		3295	mov [esp+24],edx ;ret in ebx?
		3296	ret
		3297
		3298	wrmsr_instr:
		3299	;now counter in ecx
		3300	;(edx:eax) esi:edi => edx:esi
		3301	mov eax,esi
		3302	wrmsr
		3303	mov [esp+36],eax
		3304	mov [esp+24],edx ;ret in ebx?
		3305	ret
		3306
		3307	cache_disable:
		3308	mov eax,cr0
		3309	or eax,01100000000000000000000000000000b
		3310	mov cr0,eax
		3311	wbinvd ;set MESI
		3312	ret
		3313
		3314	cache_enable:
		3315	mov eax,cr0
		3316	and eax,10011111111111111111111111111111b
		3317	mov cr0,eax
		3318	ret
		3319
		3320	is_cache_enabled:
		3321	mov eax,cr0
		3322	mov ebx,eax
		3323	and eax,01100000000000000000000000000000b
		3324	jz cache_disabled
		3325	mov [esp+36],ebx
		3326	cache_disabled:
		3327	mov dword [esp+36],eax ;0
		3328	ret
		3329
		3330	modify_pce:
		3331	mov eax,cr4
		3332	; mov ebx,0
		3333	; or bx,100000000b ;pce
		3334	; xor eax,ebx ;invert pce
17	me_root	3335	bts eax,8 ;pce=cr4[8]
1	ha	3336	mov cr4,eax
		3337	mov [esp+36],eax
		3338	ret
		3339	;---------------------------------------------------------------------------------------------
		3340
		3341
		3342	; check if pixel is allowed to be drawn
		3343
		3344	checkpixel:
429	serge	3345	push eax edx
1	ha	3346
429	serge	3347	mov edx,[ScreenWidth] ; screen x size
		3348	inc edx
		3349	imul edx, ebx
		3350	mov dl, [eax+edx+display_data] ; lea eax, [...]
1	ha	3351
429	serge	3352	xor ecx, ecx
		3353	mov eax, [CURRENT_TASK]
		3354	cmp al, dl
		3355	setne cl
1	ha	3356
429	serge	3357	pop edx eax
		3358	ret
1	ha	3359
		3360	iglobal
143	diamond	3361	cpustring db '/RD/1/CPU',0
1	ha	3362	endg
		3363
67	diamond	3364	uglobal
429	serge	3365	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3366	endg
1	ha	3367
		3368	align 4
		3369	; check misc
		3370
		3371	checkmisc:
		3372
		3373	cmp [ctrl_alt_del], 1
		3374	jne nocpustart
143	diamond	3375	mov ebp, cpustring
465	serge	3376	lea esi,[ebp+6]
		3377	xor ebx,ebx ; no parameters
		3378	xor edx,edx ; no flags
		3379	call fs_RamdiskExecute.flags
1	ha	3380	mov [ctrl_alt_del], 0
465	serge	3381
		3382	nocpustart:
1	ha	3383	cmp [mouse_active], 1
		3384	jne mouse_not_active
		3385	mov [mouse_active], 0
		3386	xor edi, edi
465	serge	3387	mov ecx, [TASK_COUNT]
		3388	set_mouse_event:
1	ha	3389	add edi, 256
465	serge	3390	or [edi+SLOT_BASE+APPDATA.event_mask], dword 100000b
1	ha	3391	loop set_mouse_event
		3392
465	serge	3393	mouse_not_active:
429	serge	3394	cmp [REDRAW_BACKGROUND],byte 0 ; background update ?
		3395	jz nobackgr
76	mario79	3396	cmp [background_defined], 0
429	serge	3397	jz nobackgr
381	serge	3398	mov [REDRAW_BACKGROUND],byte 2
1	ha	3399	call change_task
465	serge	3400	mov [draw_data+32 + RECT.left],dword 0
		3401	mov [draw_data+32 + RECT.top],dword 0
381	serge	3402	mov eax,[ScreenWidth]
		3403	mov ebx,[ScreenHeight]
465	serge	3404	mov [draw_data+32 + RECT.right],eax
		3405	mov [draw_data+32 + RECT.bottom],ebx
1	ha	3406	call drawbackground
381	serge	3407	mov [REDRAW_BACKGROUND],byte 0
		3408	mov [MOUSE_BACKGROUND],byte 0
1	ha	3409
465	serge	3410	nobackgr:
1	ha	3411
		3412	; system shutdown request
		3413
381	serge	3414	cmp [SYS_SHUTDOWN],byte 0
429	serge	3415	je noshutdown
1	ha	3416
		3417	mov edx,[shutdown_processes]
		3418	sub dl,2
		3419
381	serge	3420	cmp [SYS_SHUTDOWN],dl
1	ha	3421	jne no_mark_system_shutdown
		3422
465	serge	3423	mov edx,OS_BASE+0x3040
381	serge	3424	movzx ecx,byte [SYS_SHUTDOWN]
1	ha	3425	add ecx,5
465	serge	3426	markz:
115	poddubny	3427	mov [edx+TASKDATA.state],byte 3
1	ha	3428	add edx,0x20
		3429	loop markz
		3430
		3431	no_mark_system_shutdown:
		3432
		3433	call [disable_mouse]
		3434
381	serge	3435	dec byte [SYS_SHUTDOWN]
1	ha	3436
381	serge	3437	cmp [SYS_SHUTDOWN],byte 0
429	serge	3438	je system_shutdown
1	ha	3439
465	serge	3440	noshutdown:
1	ha	3441
		3442
429	serge	3443	mov eax,[TASK_COUNT] ; termination
379	serge	3444	mov ebx,TASK_DATA+TASKDATA.state
1	ha	3445	mov esi,1
		3446
465	serge	3447	newct:
1	ha	3448	mov cl,[ebx]
		3449	cmp cl,byte 3
429	serge	3450	jz terminate
1	ha	3451	cmp cl,byte 4
429	serge	3452	jz terminate
1	ha	3453
		3454	add ebx,0x20
		3455	inc esi
		3456	dec eax
		3457	jnz newct
		3458
		3459	ret
		3460
		3461
		3462	; redraw screen
		3463
		3464	redrawscreen:
		3465
		3466	; eax , if process window_data base is eax, do not set flag/limits
		3467
429	serge	3468	pushad
		3469	push eax
1	ha	3470
		3471	;;; mov eax,2
		3472	;;; call delay_hs
		3473
429	serge	3474	;mov ecx,0 ; redraw flags for apps
		3475	xor ecx,ecx
1	ha	3476	newdw2:
		3477
429	serge	3478	inc ecx
		3479	push ecx
1	ha	3480
429	serge	3481	mov eax,ecx
		3482	shl eax,5
		3483	add eax,window_data
1	ha	3484
429	serge	3485	cmp eax,[esp+4]
		3486	je not_this_task
		3487	; check if window in redraw area
		3488	mov edi,eax
1	ha	3489
429	serge	3490	cmp ecx,1 ; limit for background
		3491	jz bgli
1	ha	3492
429	serge	3493	mov eax, [edi + WDATA.box.left]
		3494	mov ebx, [edi + WDATA.box.top]
		3495	mov ecx, [edi + WDATA.box.width]
		3496	mov edx, [edi + WDATA.box.height]
		3497	add ecx,eax
		3498	add edx,ebx
1	ha	3499
429	serge	3500	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3501	cmp ecx,ebx
		3502	jb ricino
1	ha	3503
429	serge	3504	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3505	cmp ecx,eax
		3506	jb ricino
1	ha	3507
429	serge	3508	mov eax, [edi + WDATA.box.left]
		3509	mov ebx, [edi + WDATA.box.top]
		3510	mov ecx, [edi + WDATA.box.width]
		3511	mov edx, [edi + WDATA.box.height]
		3512	add ecx, eax
		3513	add edx, ebx
164	serge	3514
429	serge	3515	mov eax,[dly] ; eax = area y start edx = window y end
		3516	cmp edx,eax
		3517	jb ricino
1	ha	3518
429	serge	3519	mov eax,[dlx] ; eax = area x start ecx = window x end
		3520	cmp ecx,eax
		3521	jb ricino
1	ha	3522
429	serge	3523	bgli:
1	ha	3524
429	serge	3525	cmp edi,esi
		3526	jz ricino
1	ha	3527
429	serge	3528	mov eax,edi
		3529	add eax,draw_data-window_data
1	ha	3530
429	serge	3531	mov ebx,[dlx] ; set limits
		3532	mov [eax + RECT.left], ebx
		3533	mov ebx,[dly]
		3534	mov [eax + RECT.top], ebx
		3535	mov ebx,[dlxe]
		3536	mov [eax + RECT.right], ebx
		3537	mov ebx,[dlye]
		3538	mov [eax + RECT.bottom], ebx
1	ha	3539
429	serge	3540	sub eax,draw_data-window_data
1	ha	3541
429	serge	3542	cmp ecx,1
		3543	jne nobgrd
		3544	cmp esi,1
		3545	je newdw8
		3546	call drawbackground
1	ha	3547
		3548	newdw8:
		3549	nobgrd:
		3550
429	serge	3551	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3552
		3553	ricino:
		3554
		3555	not_this_task:
		3556
429	serge	3557	pop ecx
1	ha	3558
429	serge	3559	cmp ecx,[TASK_COUNT]
		3560	jle newdw2
1	ha	3561
429	serge	3562	pop eax
		3563	popad
1	ha	3564
429	serge	3565	ret
1	ha	3566
		3567	calculatebackground: ; background
		3568
429	serge	3569	; all black
1	ha	3570
469	serge	3571	; mov [display_data-8],dword 4 ; size x
		3572	; mov [display_data-4],dword 2 ; size y
1	ha	3573
469	serge	3574	mov edi, [img_background] ;IMG_BACKGROUND ; set background to black
429	serge	3575	xor eax, eax
469	serge	3576	mov ecx, 1023 ;0x0fff00 / 4
429	serge	3577	cld
		3578	rep stosd
1	ha	3579
429	serge	3580	mov edi,display_data ; set os to use all pixels
		3581	mov eax,0x01010101
		3582	mov ecx,0x15ff00 / 4
		3583	rep stosd
1	ha	3584
429	serge	3585	mov byte [REDRAW_BACKGROUND], 0 ; do not draw background!
1	ha	3586
429	serge	3587	ret
1	ha	3588
		3589	uglobal
429	serge	3590	imax dd 0x0
1	ha	3591	endg
		3592
		3593
		3594
		3595	delay_ms: ; delay in 1/1000 sec
		3596
		3597
429	serge	3598	push eax
		3599	push ecx
1	ha	3600
429	serge	3601	mov ecx,esi
		3602	;
		3603	imul ecx, 33941
		3604	shr ecx, 9
		3605	;
1	ha	3606
429	serge	3607	in al,0x61
		3608	and al,0x10
		3609	mov ah,al
		3610	cld
1	ha	3611
429	serge	3612	cnt1: in al,0x61
		3613	and al,0x10
		3614	cmp al,ah
		3615	jz cnt1
1	ha	3616
429	serge	3617	mov ah,al
		3618	loop cnt1
1	ha	3619
429	serge	3620	pop ecx
		3621	pop eax
1	ha	3622
429	serge	3623	ret
1	ha	3624
		3625
		3626	set_app_param:
429	serge	3627	push edi
1	ha	3628
429	serge	3629	mov edi,[TASK_BASE]
		3630	mov [edi+TASKDATA.event_mask],eax
1	ha	3631
429	serge	3632	pop edi
		3633	ret
1	ha	3634
		3635
		3636
		3637	delay_hs: ; delay in 1/100 secs
429	serge	3638	push eax
		3639	push ecx
		3640	push edx
1	ha	3641
429	serge	3642	mov edx,[timer_ticks]
		3643	add edx,eax
1	ha	3644
		3645	newtic:
429	serge	3646	mov ecx,[timer_ticks]
		3647	cmp edx,ecx
		3648	jbe zerodelay
1	ha	3649
429	serge	3650	call change_task
1	ha	3651
429	serge	3652	jmp newtic
1	ha	3653
		3654	zerodelay:
429	serge	3655	pop edx
		3656	pop ecx
		3657	pop eax
1	ha	3658
429	serge	3659	ret
1	ha	3660
		3661
		3662	memmove: ; memory move in bytes
		3663
		3664	; eax = from
		3665	; ebx = to
		3666	; ecx = no of bytes
		3667	test ecx, ecx
		3668	jle .ret
		3669
		3670
		3671	push esi edi ecx
		3672
		3673	mov edi, ebx
		3674	mov esi, eax
		3675
		3676	test ecx, not 11b
429	serge	3677	jz @f
1	ha	3678
		3679	push ecx
		3680	shr ecx, 2
		3681	rep movsd
		3682	pop ecx
		3683	and ecx, 11b
429	serge	3684	jz .finish
1	ha	3685	@@:
		3686	rep movsb
		3687
		3688	.finish:
		3689	pop ecx edi esi
		3690	.ret:
		3691	ret
		3692
		3693
75	diamond	3694	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3695	;align 4
1	ha	3696	;
75	diamond	3697	;read_floppy_file:
1	ha	3698	;
75	diamond	3699	;; as input
		3700	;;
		3701	;; eax pointer to file
		3702	;; ebx file lenght
		3703	;; ecx start 512 byte block number
		3704	;; edx number of blocks to read
		3705	;; esi pointer to return/work area (atleast 20 000 bytes)
		3706	;;
		3707	;;
		3708	;; on return
		3709	;;
		3710	;; eax = 0 command succesful
		3711	;; 1 no fd base and/or partition defined
		3712	;; 2 yet unsupported FS
		3713	;; 3 unknown FS
		3714	;; 4 partition not defined at hd
		3715	;; 5 file not found
		3716	;; ebx = size of file
1	ha	3717	;
379	serge	3718	; mov edi,[TASK_BASE]
75	diamond	3719	; add edi,0x10
		3720	; add esi,[edi]
		3721	; add eax,[edi]
1	ha	3722	;
75	diamond	3723	; pushad
		3724	; mov edi,esi
		3725	; add edi,1024
		3726	; mov esi,0x100000+19*512
		3727	; sub ecx,1
		3728	; shl ecx,9
		3729	; add esi,ecx
		3730	; shl edx,9
		3731	; mov ecx,edx
		3732	; cld
		3733	; rep movsb
		3734	; popad
		3735	;
		3736	; mov [esp+36],eax
		3737	; mov [esp+24],ebx
		3738	; ret
1	ha	3739
		3740
		3741
		3742	align 4
		3743
		3744	sys_programirq:
		3745
379	serge	3746	mov edi,[TASK_BASE]
115	poddubny	3747	add eax,[edi+TASKDATA.mem_start]
1	ha	3748
75	diamond	3749	cmp ebx,16
		3750	jae .not_owner
379	serge	3751	mov edi,[TASK_BASE]
115	poddubny	3752	mov edi,[edi+TASKDATA.pid]
75	diamond	3753	cmp edi,[irq_owner+ebx*4]
429	serge	3754	je spril1
75	diamond	3755	.not_owner:
1	ha	3756	mov [esp+36],dword 1
		3757	ret
		3758	spril1:
		3759
		3760	mov esi,eax
		3761	shl ebx,6
		3762	add ebx,irq00read
		3763	mov edi,ebx
		3764	mov ecx,16
		3765	cld
		3766	rep movsd
		3767	mov [esp+36],dword 0
		3768	ret
		3769
		3770
		3771	align 4
		3772
		3773	get_irq_data:
75	diamond	3774	cmp eax,16
		3775	jae .not_owner
429	serge	3776	mov edx,eax ; check for correct owner
1	ha	3777	shl edx,2
		3778	add edx,irq_owner
		3779	mov edx,[edx]
379	serge	3780	mov edi,[TASK_BASE]
115	poddubny	3781	mov edi,[edi+TASKDATA.pid]
1	ha	3782	cmp edx,edi
		3783	je gidril1
75	diamond	3784	.not_owner:
429	serge	3785	mov [esp+32],dword 2 ; ecx=2
1	ha	3786	ret
		3787
		3788	gidril1:
		3789
		3790	mov ebx,eax
		3791	shl ebx,12
381	serge	3792	add ebx,IRQ_SAVE
1	ha	3793	mov eax,[ebx]
		3794	mov ecx,1
		3795	test eax,eax
		3796	jz gid1
		3797
		3798	dec eax
		3799	mov esi,ebx
		3800	mov [ebx],eax
		3801	movzx ebx,byte [ebx+0x10]
		3802	add esi,0x10
		3803	mov edi,esi
		3804	inc esi
		3805	mov ecx,4000 / 4
		3806	cld
		3807	rep movsd
75	diamond	3808	; xor ecx,ecx ; as result of 'rep' ecx=0
1	ha	3809	gid1:
		3810	mov [esp+36],eax
		3811	mov [esp+32],ecx
		3812	mov [esp+24],ebx
		3813	ret
		3814
		3815
		3816	set_io_access_rights:
		3817
		3818	pushad
		3819
465	serge	3820	mov edi, tss._io_map_0
1	ha	3821
465	serge	3822	; mov ecx,eax
		3823	; and ecx,7 ; offset in byte
1	ha	3824
465	serge	3825	; shr eax,3 ; number of byte
		3826	; add edi,eax
1	ha	3827
465	serge	3828	; mov ebx,1
		3829	; shl ebx,cl
1	ha	3830
429	serge	3831	cmp ebp,0 ; enable access - ebp = 0
1	ha	3832	jne siar1
		3833
465	serge	3834	; not ebx
		3835	; and [edi],byte bl
		3836	btr [edi], eax
1	ha	3837
		3838	popad
		3839
		3840	ret
		3841
465	serge	3842	siar1:
1	ha	3843
465	serge	3844	bts [edi], eax
		3845	; or [edi],byte bl ; disable access - ebp = 1
1	ha	3846
		3847	popad
		3848
		3849	ret
		3850
		3851	r_f_port_area:
		3852
		3853	test eax, eax
		3854	jnz free_port_area
		3855	; je r_port_area
		3856	; jmp free_port_area
		3857
		3858	; r_port_area:
		3859
		3860	pushad
		3861
429	serge	3862	cmp ebx,ecx ; beginning > end ?
75	diamond	3863	ja rpal1
		3864	cmp ecx,65536
		3865	jae rpal1
381	serge	3866	mov esi,[RESERVED_PORTS]
429	serge	3867	test esi,esi ; no reserved areas ?
1	ha	3868	je rpal2
429	serge	3869	cmp esi,255 ; max reserved
75	diamond	3870	jae rpal1
465	serge	3871	rpal3:
1	ha	3872	mov edi,esi
		3873	shl edi,4
381	serge	3874	add edi,RESERVED_PORTS
1	ha	3875	cmp ebx,[edi+8]
75	diamond	3876	ja rpal4
1	ha	3877	cmp ecx,[edi+4]
		3878	jae rpal1
		3879	; jb rpal4
		3880	; jmp rpal1
465	serge	3881	rpal4:
1	ha	3882
		3883	dec esi
		3884	jnz rpal3
		3885	jmp rpal2
		3886	rpal1:
		3887	popad
		3888	mov eax,1
		3889	ret
		3890
		3891	rpal2:
		3892	popad
		3893
		3894
		3895	; enable port access at port IO map
		3896	cli
429	serge	3897	pushad ; start enable io map
1	ha	3898
		3899	cmp ecx,65536 ;16384
		3900	jae no_unmask_io ; jge
		3901
		3902	mov eax,ebx
		3903
		3904	new_port_access:
		3905
		3906	pushad
		3907
429	serge	3908	xor ebp,ebp ; enable - eax = port
1	ha	3909	call set_io_access_rights
		3910
		3911	popad
		3912
		3913	inc eax
		3914	cmp eax,ecx
		3915	jbe new_port_access
		3916
		3917	no_unmask_io:
		3918
429	serge	3919	popad ; end enable io map
1	ha	3920	sti
		3921
381	serge	3922	mov edi,[RESERVED_PORTS]
1	ha	3923	add edi,1
381	serge	3924	mov [RESERVED_PORTS],edi
1	ha	3925	shl edi,4
381	serge	3926	add edi,RESERVED_PORTS
379	serge	3927	mov esi,[TASK_BASE]
115	poddubny	3928	mov esi,[esi+TASKDATA.pid]
1	ha	3929	mov [edi],esi
		3930	mov [edi+4],ebx
		3931	mov [edi+8],ecx
		3932
		3933	xor eax, eax
		3934	ret
		3935
		3936	free_port_area:
		3937
		3938	pushad
		3939
381	serge	3940	mov esi,[RESERVED_PORTS] ; no reserved areas ?
75	diamond	3941	test esi,esi
1	ha	3942	je frpal2
379	serge	3943	mov edx,[TASK_BASE]
115	poddubny	3944	mov edx,[edx+TASKDATA.pid]
1	ha	3945	frpal3:
		3946	mov edi,esi
		3947	shl edi,4
381	serge	3948	add edi,RESERVED_PORTS
1	ha	3949	cmp edx,[edi]
		3950	jne frpal4
		3951	cmp ebx,[edi+4]
		3952	jne frpal4
		3953	cmp ecx,[edi+8]
		3954	jne frpal4
		3955	jmp frpal1
		3956	frpal4:
		3957	dec esi
		3958	jnz frpal3
		3959	frpal2:
		3960	popad
		3961	mov eax,1
		3962	ret
		3963	frpal1:
		3964	mov ecx,256
		3965	sub ecx,esi
		3966	shl ecx,4
		3967	mov esi,edi
		3968	add esi,16
		3969	cld
		3970	rep movsb
		3971
381	serge	3972	dec dword [RESERVED_PORTS]
1	ha	3973
		3974	popad
		3975
		3976
		3977	; disable port access at port IO map
		3978
429	serge	3979	pushad ; start disable io map
1	ha	3980
		3981	cmp ecx,65536 ;16384
		3982	jge no_mask_io
		3983
		3984	mov eax,ebx
		3985
		3986	new_port_access_disable:
		3987
		3988	pushad
		3989
429	serge	3990	mov ebp,1 ; disable - eax = port
1	ha	3991	call set_io_access_rights
		3992
		3993	popad
		3994
		3995	inc eax
		3996	cmp eax,ecx
		3997	jbe new_port_access_disable
		3998
		3999	no_mask_io:
		4000
429	serge	4001	popad ; end disable io map
1	ha	4002
		4003	xor eax, eax
		4004	ret
		4005
		4006
		4007	reserve_free_irq:
		4008
75	diamond	4009	mov ecx, 1
		4010	cmp ebx, 16
		4011	jae fril1
		4012	test eax,eax
1	ha	4013	jz reserve_irq
		4014
75	diamond	4015	lea edi,[irq_owner+ebx*4]
1	ha	4016	mov edx,[edi]
379	serge	4017	mov eax,[TASK_BASE]
115	poddubny	4018	cmp edx,[eax+TASKDATA.pid]
1	ha	4019	jne fril1
75	diamond	4020	dec ecx
		4021	mov [edi],ecx
1	ha	4022	fril1:
		4023	mov [esp+36],ecx ; return in eax
		4024	ret
		4025
		4026	reserve_irq:
		4027
75	diamond	4028	lea edi,[irq_owner+ebx*4]
		4029	cmp dword [edi], 0
		4030	jnz ril1
1	ha	4031
379	serge	4032	mov edx,[TASK_BASE]
115	poddubny	4033	mov edx,[edx+TASKDATA.pid]
1	ha	4034	mov [edi],edx
75	diamond	4035	dec ecx
1	ha	4036	ril1:
		4037	mov [esp+36],ecx ; return in eax
		4038	ret
		4039
		4040	drawbackground:
33	mario79	4041	inc [mouse_pause]
381	serge	4042	cmp [SCR_MODE],word 0x12
117	mario79	4043	je dbrv20
1	ha	4044	dbrv12:
381	serge	4045	cmp [SCR_MODE],word 0100000000000000b
1	ha	4046	jge dbrv20
381	serge	4047	cmp [SCR_MODE],word 0x13
1	ha	4048	je dbrv20
		4049	call vesa12_drawbackground
33	mario79	4050	dec [mouse_pause]
36	mario79	4051	call [draw_pointer]
1	ha	4052	ret
		4053	dbrv20:
		4054	cmp [display_data-12],dword 1
		4055	jne bgrstr
		4056	call vesa20_drawbackground_tiled
33	mario79	4057	dec [mouse_pause]
36	mario79	4058	call [draw_pointer]
1	ha	4059	ret
		4060	bgrstr:
		4061	call vesa20_drawbackground_stretch
33	mario79	4062	dec [mouse_pause]
36	mario79	4063	call [draw_pointer]
1	ha	4064	ret
		4065
75	diamond	4066	align 4
1	ha	4067
429	serge	4068	syscall_putimage: ; PutImage
33	mario79	4069
75	diamond	4070	mov edx,ecx
		4071	mov ecx,ebx
465	serge	4072	mov ebx, eax
75	diamond	4073
1	ha	4074	sys_putimage:
53	mikedld	4075	test ecx,0x80008000
		4076	jnz .exit
		4077	test ecx,0x0000FFFF
		4078	jz .exit
		4079	test ecx,0xFFFF0000
		4080	jnz @f
		4081	.exit:
		4082	ret
		4083	@@:
465	serge	4084	mov edi,[current_slot]
		4085	add dx,word[edi+APPDATA.wnd_clientbox.top]
429	serge	4086	rol edx,16
465	serge	4087	add dx,word[edi+APPDATA.wnd_clientbox.left]
429	serge	4088	rol edx,16
114	mikedld	4089	.forced:
429	serge	4090	push ebp esi 0
		4091	mov ebp, putimage_get24bpp
		4092	mov esi, putimage_init24bpp
283	diamond	4093	sys_putimage_bpp:
		4094	; call [disable_mouse] ; this will be done in xxx_putimage
117	mario79	4095	; mov eax, vga_putimage
429	serge	4096	cmp [SCR_MODE], word 0x12
		4097	jz @f ;.doit
		4098	mov eax, vesa12_putimage
		4099	cmp [SCR_MODE], word 0100000000000000b
		4100	jae @f
		4101	cmp [SCR_MODE], word 0x13
		4102	jnz .doit
75	diamond	4103	@@:
429	serge	4104	mov eax, vesa20_putimage
75	diamond	4105	.doit:
429	serge	4106	inc [mouse_pause]
		4107	call eax
		4108	dec [mouse_pause]
		4109	pop ebp esi ebp
		4110	jmp [draw_pointer]
1	ha	4111
283	diamond	4112	syscall_putimage_palette:
465	serge	4113	mov edi, esi
429	serge	4114	mov esi, edx
		4115	mov edx, ecx
		4116	mov ecx, ebx
465	serge	4117	mov ebx, eax
283	diamond	4118	sys_putimage_palette:
		4119	; ebx = pointer to image
		4120	; ecx = [xsize]*65536 + [ysize]
		4121	; edx = [xstart]*65536 + [ystart]
314	diamond	4122	; esi = number of bits per pixel, must be 8, 24 or 32
283	diamond	4123	; edi = pointer to palette
314	diamond	4124	; ebp = row delta
429	serge	4125	mov eax, [CURRENT_TASK]
		4126	shl eax, 8
		4127	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4128	rol edx, 16
		4129	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4130	rol edx, 16
283	diamond	4131	.forced:
429	serge	4132	push ebp esi ebp
		4133	cmp esi, 8
		4134	jnz @f
		4135	mov ebp, putimage_get8bpp
		4136	mov esi, putimage_init8bpp
		4137	jmp sys_putimage_bpp
314	diamond	4138	@@:
429	serge	4139	cmp esi, 24
		4140	jnz @f
		4141	mov ebp, putimage_get24bpp
		4142	mov esi, putimage_init24bpp
		4143	jmp sys_putimage_bpp
314	diamond	4144	@@:
429	serge	4145	cmp esi, 32
		4146	jnz @f
		4147	mov ebp, putimage_get32bpp
		4148	mov esi, putimage_init32bpp
		4149	jmp sys_putimage_bpp
314	diamond	4150	@@:
429	serge	4151	pop ebp esi
		4152	ret
283	diamond	4153
		4154	putimage_init24bpp:
429	serge	4155	lea eax, [eax*3]
283	diamond	4156	putimage_init8bpp:
429	serge	4157	ret
283	diamond	4158
		4159	putimage_get24bpp:
429	serge	4160	mov eax, [esi]
		4161	add esi, 3
		4162	ret 4
283	diamond	4163	putimage_get8bpp:
429	serge	4164	movzx eax, byte [esi]
		4165	push edx
		4166	mov edx, [esp+8]
		4167	mov eax, [edx+eax*4]
		4168	pop edx
		4169	inc esi
		4170	ret 4
283	diamond	4171
314	diamond	4172	putimage_init32bpp:
429	serge	4173	shl eax, 2
		4174	ret
314	diamond	4175	putimage_get32bpp:
429	serge	4176	lodsd
		4177	ret 4
314	diamond	4178
1	ha	4179	; eax x beginning
		4180	; ebx y beginning
		4181	; ecx x end
283	diamond	4182	; edx y end
1	ha	4183	; edi color
		4184
		4185	__sys_drawbar:
465	serge	4186	mov esi,[current_slot]
		4187	add eax,[esi+APPDATA.wnd_clientbox.left]
		4188	add ecx,[esi+APPDATA.wnd_clientbox.left]
		4189	add ebx,[esi+APPDATA.wnd_clientbox.top]
		4190	add edx,[esi+APPDATA.wnd_clientbox.top]
114	mikedld	4191	.forced:
33	mario79	4192	inc [mouse_pause]
283	diamond	4193	; call [disable_mouse]
381	serge	4194	cmp [SCR_MODE],word 0x12
429	serge	4195	je dbv20
1	ha	4196	sdbv20:
381	serge	4197	cmp [SCR_MODE],word 0100000000000000b
1	ha	4198	jge dbv20
381	serge	4199	cmp [SCR_MODE],word 0x13
429	serge	4200	je dbv20
1	ha	4201	call vesa12_drawbar
33	mario79	4202	dec [mouse_pause]
36	mario79	4203	call [draw_pointer]
1	ha	4204	ret
		4205	dbv20:
		4206	call vesa20_drawbar
33	mario79	4207	dec [mouse_pause]
36	mario79	4208	call [draw_pointer]
1	ha	4209	ret
		4210
		4211
		4212
		4213	kb_read:
		4214
429	serge	4215	push ecx edx
1	ha	4216
429	serge	4217	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4218	kr_loop:
429	serge	4219	in al,0x64
		4220	test al,1
		4221	jnz kr_ready
		4222	loop kr_loop
		4223	mov ah,1
		4224	jmp kr_exit
1	ha	4225	kr_ready:
429	serge	4226	push ecx
		4227	mov ecx,32
1	ha	4228	kr_delay:
429	serge	4229	loop kr_delay
		4230	pop ecx
		4231	in al,0x60
		4232	xor ah,ah
1	ha	4233	kr_exit:
		4234
429	serge	4235	pop edx ecx
1	ha	4236
429	serge	4237	ret
1	ha	4238
		4239
		4240	kb_write:
		4241
429	serge	4242	push ecx edx
1	ha	4243
429	serge	4244	mov dl,al
265	diamond	4245	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4246	; kw_loop1:
		4247	; in al,0x64
		4248	; test al,0x20
		4249	; jz kw_ok1
		4250	; loop kw_loop1
		4251	; mov ah,1
		4252	; jmp kw_exit
		4253	; kw_ok1:
429	serge	4254	in al,0x60
		4255	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4256	kw_loop:
429	serge	4257	in al,0x64
		4258	test al,2
		4259	jz kw_ok
		4260	loop kw_loop
		4261	mov ah,1
		4262	jmp kw_exit
1	ha	4263	kw_ok:
429	serge	4264	mov al,dl
		4265	out 0x60,al
		4266	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4267	kw_loop3:
429	serge	4268	in al,0x64
		4269	test al,2
		4270	jz kw_ok3
		4271	loop kw_loop3
		4272	mov ah,1
		4273	jmp kw_exit
1	ha	4274	kw_ok3:
429	serge	4275	mov ah,8
1	ha	4276	kw_loop4:
429	serge	4277	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4278	kw_loop5:
429	serge	4279	in al,0x64
		4280	test al,1
		4281	jnz kw_ok4
		4282	loop kw_loop5
		4283	dec ah
		4284	jnz kw_loop4
1	ha	4285	kw_ok4:
429	serge	4286	xor ah,ah
1	ha	4287	kw_exit:
		4288
429	serge	4289	pop edx ecx
1	ha	4290
429	serge	4291	ret
1	ha	4292
		4293
		4294	kb_cmd:
		4295
429	serge	4296	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4297	c_wait:
429	serge	4298	in al,0x64
		4299	test al,2
		4300	jz c_send
		4301	loop c_wait
		4302	jmp c_error
1	ha	4303	c_send:
429	serge	4304	mov al,bl
		4305	out 0x64,al
		4306	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4307	c_accept:
429	serge	4308	in al,0x64
		4309	test al,2
		4310	jz c_ok
		4311	loop c_accept
1	ha	4312	c_error:
429	serge	4313	mov ah,1
		4314	jmp c_exit
1	ha	4315	c_ok:
429	serge	4316	xor ah,ah
1	ha	4317	c_exit:
429	serge	4318	ret
1	ha	4319
		4320
		4321	setmouse: ; set mousepicture -pointer
429	serge	4322	; ps2 mouse enable
1	ha	4323
381	serge	4324	mov [MOUSE_PICTURE],dword mousepointer
1	ha	4325
		4326	cli
33	mario79	4327	; mov bl,0xa8 ; enable mouse cmd
		4328	; call kb_cmd
		4329	; call kb_read ; read status
		4330	; mov bl,0x20 ; get command byte
		4331	; call kb_cmd
		4332	; call kb_read
		4333	; or al,3 ; enable interrupt
		4334	; mov bl,0x60 ; write command
		4335	; push eax
		4336	; call kb_cmd
		4337	; pop eax
		4338	; call kb_write
		4339	; mov bl,0xd4 ; for mouse
		4340	; call kb_cmd
		4341	; mov al,0xf4 ; enable mouse device
		4342	; call kb_write
		4343	; call kb_read ; read status return
1	ha	4344
		4345	; com1 mouse enable
		4346
		4347	mov bx,0x3f8 ; combase
		4348
		4349	mov dx,bx
		4350	add dx,3
		4351	mov al,0x80
		4352	out dx,al
		4353
		4354	mov dx,bx
		4355	add dx,1
		4356	mov al,0
		4357	out dx,al
		4358
		4359	mov dx,bx
		4360	add dx,0
429	serge	4361	mov al,0x30*2 ; 0x30 / 4
1	ha	4362	out dx,al
		4363
		4364	mov dx,bx
		4365	add dx,3
429	serge	4366	mov al,2 ; 3
1	ha	4367	out dx,al
		4368
		4369	mov dx,bx
		4370	add dx,4
		4371	mov al,0xb
		4372	out dx,al
		4373
		4374	mov dx,bx
		4375	add dx,1
		4376	mov al,1
		4377	out dx,al
		4378
		4379
		4380	; com2 mouse enable
		4381
		4382	mov bx,0x2f8 ; combase
		4383
		4384	mov dx,bx
		4385	add dx,3
		4386	mov al,0x80
		4387	out dx,al
		4388
		4389	mov dx,bx
		4390	add dx,1
		4391	mov al,0
		4392	out dx,al
		4393
		4394	mov dx,bx
		4395	add dx,0
		4396	mov al,0x30*2
		4397	out dx,al
		4398
		4399	mov dx,bx
		4400	add dx,3
		4401	mov al,2
		4402	out dx,al
		4403
		4404	mov dx,bx
		4405	add dx,4
		4406	mov al,0xb
		4407	out dx,al
		4408
		4409	mov dx,bx
		4410	add dx,1
		4411	mov al,1
		4412	out dx,al
		4413
		4414	ret
		4415
		4416
		4417	_rdtsc:
164	serge	4418	bt [cpu_caps], CAPS_TSC
		4419	jnc ret_rdtsc
1	ha	4420	rdtsc
		4421	ret
		4422	ret_rdtsc:
		4423	mov edx,0xffffffff
		4424	mov eax,0xffffffff
		4425	ret
		4426
		4427	rerouteirqs:
		4428
429	serge	4429	cli
1	ha	4430
429	serge	4431	mov al,0x11 ; icw4, edge triggered
		4432	out 0x20,al
		4433	call pic_delay
		4434	out 0xA0,al
		4435	call pic_delay
1	ha	4436
429	serge	4437	mov al,0x20 ; generate 0x20 +
		4438	out 0x21,al
		4439	call pic_delay
		4440	mov al,0x28 ; generate 0x28 +
		4441	out 0xA1,al
		4442	call pic_delay
1	ha	4443
429	serge	4444	mov al,0x04 ; slave at irq2
		4445	out 0x21,al
		4446	call pic_delay
		4447	mov al,0x02 ; at irq9
		4448	out 0xA1,al
		4449	call pic_delay
1	ha	4450
429	serge	4451	mov al,0x01 ; 8086 mode
		4452	out 0x21,al
		4453	call pic_delay
		4454	out 0xA1,al
		4455	call pic_delay
1	ha	4456
429	serge	4457	mov al,255 ; mask all irq's
		4458	out 0xA1,al
		4459	call pic_delay
		4460	out 0x21,al
		4461	call pic_delay
1	ha	4462
429	serge	4463	mov ecx,0x1000
		4464	cld
		4465	picl1: call pic_delay
		4466	loop picl1
1	ha	4467
429	serge	4468	mov al,255 ; mask all irq's
		4469	out 0xA1,al
		4470	call pic_delay
		4471	out 0x21,al
		4472	call pic_delay
1	ha	4473
429	serge	4474	cli
1	ha	4475
429	serge	4476	ret
1	ha	4477
		4478
		4479	pic_delay:
		4480
429	serge	4481	jmp pdl1
		4482	pdl1: ret
1	ha	4483
		4484
		4485	sys_msg_board_str:
		4486
		4487	pushad
		4488	@@:
		4489	cmp [esi],byte 0
		4490	je @f
		4491	mov eax,1
		4492	movzx ebx,byte [esi]
		4493	call sys_msg_board
		4494	inc esi
		4495	jmp @b
		4496	@@:
		4497	popad
		4498	ret
		4499
		4500	uglobal
373	mikedld	4501	msg_board_data: times 4096 db 0
1	ha	4502	msg_board_count dd 0x0
		4503	endg
		4504
		4505	sys_msg_board:
		4506
		4507	; eax=1 : write : bl byte to write
		4508	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4509
		4510	mov ecx,[msg_board_count]
		4511	cmp eax, 1
		4512	jne smbl1
		4513
		4514
		4515	mov [msg_board_data+ecx],bl
		4516	inc ecx
373	mikedld	4517	and ecx, 4095
1	ha	4518	mov [msg_board_count], ecx
		4519	mov [check_idle_semaphore], 5
		4520	ret
		4521	smbl1:
		4522
		4523	cmp eax, 2
		4524	jne smbl2
		4525	test ecx, ecx
		4526	jz smbl21
		4527	; mov edi, msg_board_data
		4528	; mov esi, msg_board_data+1
		4529	; movzx eax, byte [edi]
		4530	mov eax, msg_board_data+1
		4531	mov ebx, msg_board_data
		4532	movzx edx, byte [ebx]
		4533	call memmove
		4534	; push ecx
		4535	; shr ecx, 2
		4536	; cld
		4537	; rep movsd
		4538	; pop ecx
		4539	; and ecx, 3
		4540	; rep movsb
		4541	dec [msg_board_count]
		4542	mov [esp+36], edx ;eax
		4543	mov [esp+24], dword 1
		4544	ret
		4545	smbl21:
		4546	mov [esp+36], ecx
		4547	mov [esp+24], ecx
		4548
		4549	smbl2:
		4550	ret
		4551
		4552
		4553
		4554	sys_process_def:
429	serge	4555	mov edi, [CURRENT_TASK]
1	ha	4556
429	serge	4557	dec eax ; 1 = set keyboard mode
1	ha	4558	jne no_set_keyboard_setup
		4559
		4560	shl edi,8
380	serge	4561	mov [edi+SLOT_BASE + APPDATA.keyboard_mode],bl
1	ha	4562
		4563	ret
		4564
		4565	no_set_keyboard_setup:
		4566
429	serge	4567	dec eax ; 2 = get keyboard mode
1	ha	4568	jne no_get_keyboard_setup
		4569
		4570	shl edi,8
380	serge	4571	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
1	ha	4572
		4573	mov [esp+36],eax
		4574
		4575	ret
		4576
		4577	no_get_keyboard_setup:
		4578
429	serge	4579	dec eax ; 3 = get keyboard ctrl, alt, shift
1	ha	4580	jne no_get_keyboard_cas
		4581
		4582	; xor eax,eax
		4583	; movzx eax,byte [shift]
		4584	; movzx ebx,byte [ctrl]
		4585	; shl ebx,2
		4586	; add eax,ebx
		4587	; movzx ebx,byte [alt]
		4588	; shl ebx,3
		4589	; add eax,ebx
		4590
		4591	;// mike.dld [
		4592	mov eax, [kb_state]
		4593	;// mike.dld ]
		4594
		4595	mov [esp+36],eax
		4596
		4597	ret
		4598
		4599	no_get_keyboard_cas:
		4600
429	serge	4601	dec eax
		4602	jnz no_add_keyboard_hotkey
1	ha	4603
429	serge	4604	mov eax, hotkey_list
92	diamond	4605	@@:
429	serge	4606	cmp dword [eax+8], 0
		4607	jz .found_free
		4608	add eax, 16
		4609	cmp eax, hotkey_list+16*256
		4610	jb @b
		4611	mov dword [esp+36], 1
		4612	ret
92	diamond	4613	.found_free:
429	serge	4614	mov [eax+8], edi
		4615	mov [eax+4], ecx
		4616	movzx ebx, bl
		4617	lea ebx, [hotkey_scancodes+ebx*4]
		4618	mov ecx, [ebx]
		4619	mov [eax], ecx
		4620	mov [ebx], eax
		4621	mov [eax+12], ebx
		4622	jecxz @f
		4623	mov [ecx+12], eax
92	diamond	4624	@@:
429	serge	4625	and dword [esp+36], 0
		4626	ret
92	diamond	4627
		4628	no_add_keyboard_hotkey:
		4629
429	serge	4630	dec eax
		4631	jnz no_del_keyboard_hotkey
92	diamond	4632
429	serge	4633	movzx ebx, bl
		4634	lea ebx, [hotkey_scancodes+ebx*4]
		4635	mov eax, [ebx]
92	diamond	4636	.scan:
429	serge	4637	test eax, eax
		4638	jz .notfound
		4639	cmp [eax+8], edi
		4640	jnz .next
		4641	cmp [eax+4], ecx
		4642	jz .found
92	diamond	4643	.next:
429	serge	4644	mov eax, [eax]
		4645	jmp .scan
92	diamond	4646	.notfound:
429	serge	4647	mov dword [esp+36], 1
		4648	ret
92	diamond	4649	.found:
429	serge	4650	mov ecx, [eax]
		4651	jecxz @f
		4652	mov edx, [eax+12]
		4653	mov [ecx+12], edx
92	diamond	4654	@@:
429	serge	4655	mov ecx, [eax+12]
		4656	mov edx, [eax]
		4657	mov [ecx], edx
		4658	xor edx, edx
		4659	mov [eax+4], edx
		4660	mov [eax+8], edx
		4661	mov [eax+12], edx
		4662	mov [eax], edx
		4663	mov [esp+36], edx
		4664	ret
92	diamond	4665
		4666	no_del_keyboard_hotkey:
1	ha	4667	ret
		4668
		4669
		4670	align 4
		4671
429	serge	4672	sys_gs: ; direct screen access
1	ha	4673
429	serge	4674	cmp eax,1 ; resolution
1	ha	4675	jne no_gs1
381	serge	4676	mov eax,[ScreenWidth]
1	ha	4677	shl eax,16
381	serge	4678	mov ax,[ScreenHeight]
1	ha	4679	add eax,0x00010001
		4680	mov [esp+36],eax
		4681	ret
		4682	no_gs1:
		4683
429	serge	4684	cmp eax,2 ; bits per pixel
1	ha	4685	jne no_gs2
381	serge	4686	movzx eax,byte [ScreenBPP]
1	ha	4687	mov [esp+36],eax
		4688	ret
		4689	no_gs2:
		4690
429	serge	4691	cmp eax,3 ; bytes per scanline
1	ha	4692	jne no_gs3
381	serge	4693	mov eax,[BytesPerScanLine]
1	ha	4694	mov [esp+36],eax
		4695	ret
		4696	no_gs3:
		4697
		4698	mov [esp+36],dword -1
		4699	ret
		4700
		4701
		4702	align 4 ; PCI functions
		4703
		4704	sys_pci:
		4705
		4706	call pci_api
		4707	mov [esp+36],eax
		4708	ret
		4709
		4710
		4711	align 4 ; system functions
		4712
429	serge	4713	syscall_setpixel: ; SetPixel
1	ha	4714
		4715
379	serge	4716	mov edx,[TASK_BASE]
115	poddubny	4717	add eax,[edx-twdw+WDATA.box.left]
		4718	add ebx,[edx-twdw+WDATA.box.top]
465	serge	4719	mov edi,[current_slot]
		4720	add eax,[edi+APPDATA.wnd_clientbox.left]
		4721	add ebx,[edi+APPDATA.wnd_clientbox.top]
112	poddubny	4722	xor edi,edi ; no force
114	mikedld	4723	; mov edi,1
112	poddubny	4724	call [disable_mouse]
1	ha	4725	jmp [putpixel]
		4726
		4727	align 4
		4728
429	serge	4729	syscall_writetext: ; WriteText
1	ha	4730
465	serge	4731	mov edi,[TASK_BASE]
		4732	mov ebp,[edi-twdw+WDATA.box.left]
		4733	push esi
		4734	mov esi,[current_slot]
		4735	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4736	shl ebp,16
		4737	add ebp,[edi-twdw+WDATA.box.top]
		4738	add bp,word[esi+APPDATA.wnd_clientbox.top]
		4739	pop esi
		4740	add ecx,[edi+TASKDATA.mem_start]
		4741	add eax,ebp
		4742	xor edi,edi
		4743	jmp dtext
1	ha	4744
		4745	align 4
		4746
429	serge	4747	syscall_openramdiskfile: ; OpenRamdiskFile
1	ha	4748
		4749
379	serge	4750	mov edi,[TASK_BASE]
164	serge	4751	add edi,TASKDATA.mem_start
1	ha	4752	add eax,[edi]
		4753	add edx,[edi]
		4754	mov esi,12
		4755	call fileread
		4756	mov [esp+36],ebx
		4757	ret
		4758
		4759	align 4
		4760
429	serge	4761	syscall_drawrect: ; DrawRect
1	ha	4762
		4763	mov edi,ecx
52	mikedld	4764	and edi,0x80FFFFFF
1	ha	4765	test ax,ax
		4766	je drectr
		4767	test bx,bx
		4768	je drectr
		4769	movzx ecx,ax
		4770	shr eax,16
		4771	movzx edx,bx
		4772	shr ebx,16
465	serge	4773	mov esi,[current_slot]
		4774	add eax,[esi+APPDATA.wnd_clientbox.left]
		4775	add ebx,[esi+APPDATA.wnd_clientbox.top]
1	ha	4776	add ecx,eax
		4777	add edx,ebx
		4778	jmp [drawbar]
		4779	drectr:
		4780	ret
		4781
		4782	align 4
		4783
429	serge	4784	syscall_getscreensize: ; GetScreenSize
1	ha	4785
381	serge	4786	movzx eax,word[ScreenWidth]
1	ha	4787	shl eax,16
381	serge	4788	mov ax,[ScreenHeight]
1	ha	4789	mov [esp+36],eax
		4790	ret
		4791
		4792	align 4
		4793
429	serge	4794	syscall_cdaudio: ; CD
1	ha	4795
		4796	call sys_cd_audio
		4797	mov [esp+36],eax
		4798	ret
		4799
		4800	align 4
		4801
429	serge	4802	syscall_delramdiskfile: ; DelRamdiskFile
1	ha	4803
379	serge	4804	mov edi,[TASK_BASE]
164	serge	4805	add edi,TASKDATA.mem_start
1	ha	4806	add eax,[edi]
		4807	call filedelete
		4808	mov [esp+36],eax
		4809	ret
		4810
		4811	align 4
		4812
429	serge	4813	syscall_writeramdiskfile: ; WriteRamdiskFile
1	ha	4814
379	serge	4815	mov edi,[TASK_BASE]
164	serge	4816	add edi,TASKDATA.mem_start
1	ha	4817	add eax,[edi]
		4818	add ebx,[edi]
		4819	call filesave
		4820	mov [esp+36],eax
		4821	ret
		4822
		4823	align 4
		4824
429	serge	4825	syscall_getpixel: ; GetPixel
381	serge	4826	mov ecx,[ScreenWidth]
1	ha	4827	inc ecx
		4828	xor edx,edx
		4829	div ecx
		4830	mov ebx,edx
		4831	xchg eax,ebx
465	serge	4832	call dword [GETPIXEL]
1	ha	4833	mov [esp+36],ecx
		4834	ret
		4835
		4836	align 4
		4837
429	serge	4838	syscall_readstring: ; ReadString
1	ha	4839
379	serge	4840	mov edi,[TASK_BASE]
164	serge	4841	add edi,TASKDATA.mem_start
1	ha	4842	add eax,[edi]
		4843	call read_string
		4844	mov [esp+36],eax
		4845	ret
		4846
		4847	align 4
		4848
429	serge	4849	syscall_drawline: ; DrawLine
1	ha	4850
379	serge	4851	mov edi,[TASK_BASE]
115	poddubny	4852	movzx edx,word[edi-twdw+WDATA.box.left]
1	ha	4853	mov ebp,edx
465	serge	4854	mov esi,[current_slot]
		4855	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4856	add dx,word[esi+APPDATA.wnd_clientbox.left]
1	ha	4857	shl edx,16
		4858	add ebp,edx
115	poddubny	4859	movzx edx,word[edi-twdw+WDATA.box.top]
1	ha	4860	add eax,ebp
		4861	mov ebp,edx
465	serge	4862	add ebp,[esi+APPDATA.wnd_clientbox.top]
		4863	add dx,word[esi+APPDATA.wnd_clientbox.top]
1	ha	4864	shl edx,16
		4865	xor edi,edi
		4866	add edx,ebp
		4867	add ebx,edx
		4868	jmp [draw_line]
		4869
		4870	align 4
		4871
429	serge	4872	syscall_getirqowner: ; GetIrqOwner
75	diamond	4873	cmp eax,16
		4874	jae .err
1	ha	4875	shl eax,2
		4876	add eax,irq_owner
		4877	mov eax,[eax]
		4878	mov [esp+36],eax
		4879	ret
75	diamond	4880	.err:
		4881	or dword [esp+36], -1
		4882	ret
1	ha	4883
		4884	align 4
		4885
429	serge	4886	syscall_reserveportarea: ; ReservePortArea and FreePortArea
1	ha	4887
		4888	call r_f_port_area
		4889	mov [esp+36],eax
		4890	ret
		4891
		4892	align 4
		4893
429	serge	4894	syscall_threads: ; CreateThreads
1	ha	4895
		4896	call sys_threads
		4897	mov [esp+36],eax
		4898	ret
		4899
		4900	align 4
		4901
		4902	stack_driver_stat:
		4903
429	serge	4904	call app_stack_handler ; Stack status
1	ha	4905
		4906	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4907	; call change_task ; between sent packet
		4908
		4909	mov [esp+36],eax
		4910	ret
		4911
		4912	align 4
		4913
429	serge	4914	socket: ; Socket interface
1	ha	4915	call app_socket_handler
		4916
		4917	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4918	; call change_task ; between sent packet
		4919
		4920	mov [esp+36],eax
		4921	mov [esp+24],ebx
		4922	ret
		4923
		4924	align 4
		4925
429	serge	4926	user_events: ; User event times
1	ha	4927
		4928	mov eax,0x12345678
		4929	mov [esp+36],eax
		4930
		4931	ret
		4932
		4933	align 4
		4934
429	serge	4935	read_from_hd: ; Read from hd - fn not in use
1	ha	4936
379	serge	4937	mov edi,[TASK_BASE]
115	poddubny	4938	add edi,TASKDATA.mem_start
1	ha	4939	add eax,[edi]
		4940	add ecx,[edi]
		4941	add edx,[edi]
		4942	call file_read
		4943
		4944	mov [esp+36],eax
		4945	mov [esp+24],ebx
		4946
		4947	ret
		4948
375	Ghost	4949	align 4
		4950	paleholder:
		4951	ret
378	serge	4952
76	mario79	4953	; --------------- APM ---------------------
		4954	apm_entry dp 0
429	serge	4955	apm_vf dd 0
1	ha	4956	align 4
76	mario79	4957	sys_apm:
		4958	cmp word [apm_vf], 0 ; Check APM BIOS enable
		4959	jne @f
429	serge	4960	or [esp + 56], byte 1 ; error
		4961	mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported
76	mario79	4962	ret
164	serge	4963
465	serge	4964	@@:
		4965	xchg eax, ecx
76	mario79	4966	xchg ebx, ecx
164	serge	4967
76	mario79	4968	cmp al, 3
429	serge	4969	ja @f
78	diamond	4970	and [esp + 56], byte 0xfe ; emulate func 0..3 as func 0
76	mario79	4971	mov eax, [apm_vf]
		4972	mov [esp + 36], eax
		4973	shr eax, 16
		4974	mov [esp + 32], eax
		4975	ret
78	diamond	4976
465	serge	4977	@@:
		4978
		4979	mov esi, [master_tab+(OS_BASE shr 20)]
		4980	xchg [master_tab], esi
		4981	push esi
		4982	mov edi, cr3
		4983	mov cr3, edi ;flush TLB
		4984
		4985	call pword [apm_entry] ; call APM BIOS
		4986
		4987	xchg eax, [esp]
		4988	mov [master_tab], eax
		4989	mov eax, cr3
		4990	mov cr3, eax
		4991	pop eax
		4992
76	mario79	4993	mov [esp + 8 ], edi
		4994	mov [esp + 12], esi
		4995	mov [esp + 24], ebx
		4996	mov [esp + 28], edx
		4997	mov [esp + 32], ecx
		4998	mov [esp + 36], eax
		4999	setc al
78	diamond	5000	and [esp + 56], byte 0xfe
429	serge	5001	or [esp + 56], al
465	serge	5002
		5003
76	mario79	5004	ret
		5005	; -----------------------------------------
1	ha	5006
76	mario79	5007	align 4
		5008
429	serge	5009	undefined_syscall: ; Undefined system call
1	ha	5010
		5011	mov [esp+36],dword -1
		5012	ret
		5013
465	serge	5014	align 4
		5015	system_shutdown: ; shut down the system
1	ha	5016
465	serge	5017	cmp byte [BOOT_VAR+0x9030], 1
		5018	jne @F
		5019	ret
		5020	@@:
		5021	call stop_all_services
		5022	push 3 ; stop playing cd
		5023	pop eax
		5024	call sys_cd_audio
1	ha	5025
465	serge	5026	yes_shutdown_param:
		5027	cli
1	ha	5028
465	serge	5029	mov eax, kernel_file ; load kernel.mnt to 0x8000:0
		5030	push 12
		5031	pop esi
		5032	xor ebx,ebx
		5033	or ecx,-1
		5034	mov edx, OS_BASE+0x80000
		5035	call fileread
1	ha	5036
465	serge	5037	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5038	mov edi,OS_BASE+0x40000
		5039	mov ecx,1000
		5040	rep movsb
1	ha	5041
465	serge	5042	mov esi,OS_BASE+0x2F0000 ; restore 0x0 - 0xffff
		5043	mov edi, OS_BASE
		5044	mov ecx,0x10000/4
		5045	cld
		5046	rep movsd
1	ha	5047
465	serge	5048	call restorefatchain
1	ha	5049
465	serge	5050	mov al, 0xFF
		5051	out 0x21, al
		5052	out 0xA1, al
1	ha	5053
465	serge	5054	mov word [OS_BASE+0x467+0],pr_mode_exit
		5055	mov word [OS_BASE+0x467+2],0x1000
1	ha	5056
465	serge	5057	mov al,0x0F
		5058	out 0x70,al
		5059	mov al,0x05
		5060	out 0x71,al
1	ha	5061
465	serge	5062	mov al,0xFE
		5063	out 0x64,al
		5064	hlt
1	ha	5065
		5066
465	serge	5067	include "data32.inc"
1	ha	5068
465	serge	5069	__REV__ = __REV
1	ha	5070
		5071	uglobals_size = $ - endofcode
41	mikedld	5072	diff16 "end of kernel code",0,$
426	mikedld	5073

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(root)/kernel/trunk/kernel.asm – Rev 469