WebSVN – Kolibri OS – Blame – /kernel/branches/flat_kernel/kernel.asm

Rev	Author	Line No.	Line
1	ha	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
436	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	;;
436	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	;;
436	serge	24	;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
		25	;; PROGRAMMING:
1	ha	26	;;
436	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	;;
436	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	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
428	serge	54
438	serge	55	include 'macros.inc'
428	serge	56
438	serge	57	$Revision: 459 $
		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"
388	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
436	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
82	halyavin	107	org 0x0
1	ha	108	jmp start_of_code
		109
388	serge	110	version db 'Kolibri OS version 0.6.5.0 ',13,10,13,10,0
1	ha	111
438	serge	112	include "boot/bootstr.inc" ; language-independent boot messages
1	ha	113	include "boot/preboot.inc"
		114
388	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
388	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
168	serge	139	mov ecx, CR0_PE
1	ha	140
		141	; Enabling 32 bit protected mode
		142
393	serge	143	sidt [cs:old_ints_h]
1	ha	144
		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
149	diamond	160	l.7: in al, 0x64
		161	test al, 2
		162	jnz l.7
		163	mov al, 0xFF
		164	out 0x64, al
388	serge	165
		166	lgdt [cs:tmp_gdt] ; Load GDT
		167	mov eax, cr0 ; protected mode
1	ha	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
		172
393	serge	173	include "boot/shutdown.inc" ; shutdown or restart
		174
388	serge	175	align 8
		176	tmp_gdt:
183	diamond	177
388	serge	178	dw 23
		179	dd tmp_gdt+0x10000
		180	dw 0
1	ha	181
388	serge	182	dw 0xffff
		183	dw 0x0000
		184	db 0x00
		185	dw 11011111b *256 +10011010b
		186	db 0x00
183	diamond	187
388	serge	188	dw 0xffff
		189	dw 0x0000
		190	db 0x00
		191	dw 11011111b *256 +10010010b
		192	db 0x00
375	Ghost	193
388	serge	194	include "data16.inc"
1	ha	195
388	serge	196	use32
		197	org $+0x10000
1	ha	198
388	serge	199	align 4
		200	B32:
420	serge	201	mov ax,os_stack ; Selector for os
388	serge	202	mov ds,ax
		203	mov es,ax
		204	mov fs,ax
		205	mov gs,ax
		206	mov ss,ax
		207	mov esp,0x3ec00 ; Set stack
1	ha	208
388	serge	209	; CLEAR 0x280000 - HEAP_BASE
1	ha	210
388	serge	211	xor eax,eax
		212	mov edi,0x280000
394	serge	213	mov ecx,(HEAP_BASE-OS_BASE-0x280000) / 4
388	serge	214	cld
		215	rep stosd
1	ha	216
388	serge	217	mov edi,0x40000
		218	mov ecx,(0x90000-0x40000)/4
		219	rep stosd
1	ha	220
388	serge	221	; CLEAR KERNEL UNDEFINED GLOBALS
		222	mov edi, endofcode-OS_BASE
		223	mov ecx, (uglobals_size/4)+4
		224	rep stosd
1	ha	225
388	serge	226	; SAVE & CLEAR 0-0xffff
1	ha	227
388	serge	228	xor esi, esi
		229	mov edi,0x2F0000
		230	mov ecx,0x10000 / 4
		231	rep movsd
		232	xor edi, edi
		233	mov ecx,0x10000 / 4
		234	rep stosd
1	ha	235
388	serge	236	call test_cpu
		237	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
1	ha	238
388	serge	239	; MEMORY MODEL
		240	call mem_test
		241	call init_mem
		242	call init_page_map
1	ha	243
388	serge	244	; ENABLE PAGING
1	ha	245
388	serge	246	mov eax, sys_pgdir-OS_BASE
		247	mov cr3, eax
1	ha	248
388	serge	249	mov eax,cr0
430	serge	250	or eax,CR0_PG+CR0_WP
388	serge	251	mov cr0,eax
394	serge	252
388	serge	253	lgdt [gdts]
		254	jmp pword os_code:high_code
1	ha	255
388	serge	256	__DEBUG__ fix 1
		257	__DEBUG_LEVEL__ fix 1
		258	include 'init.inc'
380	serge	259
390	serge	260	org OS_BASE+$
1	ha	261
388	serge	262	align 4
		263	high_code:
420	serge	264	mov ax,os_stack
		265	mov bx,app_data
388	serge	266	mov ss,ax
		267	add esp, OS_BASE
1	ha	268
420	serge	269	mov ds,bx
		270	mov es,bx
		271	mov fs,bx
		272	mov gs,bx
		273
388	serge	274	mov dword [sys_pgdir], 0
		275	mov dword [sys_pgdir+4], 0
		276	mov dword [sys_pgdir+8], 0
1	ha	277
400	serge	278	mov eax, cr3
419	serge	279	mov cr3, eax ; flush TLB
1	ha	280
		281	; SAVE REAL MODE VARIABLES
388	serge	282	mov ax, [BOOT_VAR + 0x9031]
160	diamond	283	mov [IDEContrRegsBaseAddr], ax
76	mario79	284	; --------------- APM ---------------------
		285
419	serge	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
		311	mov word [apm_entry + 4], apm_code_32 - gdts
		312
388	serge	313	mov eax, [BOOT_VAR + 0x9044] ; version & flags
76	mario79	314	mov [apm_vf], eax
		315	; -----------------------------------------
388	serge	316	; movzx eax,byte [BOOT_VAR+0x9010] ; mouse port
1	ha	317	; mov [0xF604],byte 1 ;al
388	serge	318	mov al, [BOOT_VAR+0x901F] ; DMA writing
346	diamond	319	mov [allow_dma_write], al
388	serge	320	mov al,[BOOT_VAR+0x9000] ; bpp
381	serge	321	mov [ScreenBPP],al
388	serge	322	movzx eax,word [BOOT_VAR+0x900A] ; X max
1	ha	323	dec eax
381	serge	324	mov [ScreenWidth],eax
41	mikedld	325	mov [screen_workarea.right],eax
388	serge	326	movzx eax,word [BOOT_VAR+0x900C] ; Y max
1	ha	327	dec eax
381	serge	328	mov [ScreenHeight],eax
41	mikedld	329	mov [screen_workarea.bottom],eax
388	serge	330	movzx eax,word [BOOT_VAR+0x9008] ; screen mode
381	serge	331	mov [SCR_MODE],eax
388	serge	332	mov eax,[BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
381	serge	333	mov [BANK_SWITCH],eax
		334	mov [BytesPerScanLine],word 640*4 ; Bytes PerScanLine
		335	cmp [SCR_MODE],word 0x13 ; 320x200
1	ha	336	je @f
381	serge	337	cmp [SCR_MODE],word 0x12 ; VGA 640x480
1	ha	338	je @f
388	serge	339	mov ax,[BOOT_VAR+0x9001] ; for other modes
381	serge	340	mov [BytesPerScanLine],ax
393	serge	341	@@:
1	ha	342
		343	; GRAPHICS ADDRESSES
		344
388	serge	345	mov byte [BOOT_VAR+0x901e],0x0
		346	mov eax,[BOOT_VAR+0x9018]
164	serge	347	mov [LFBAddress],eax
1	ha	348
381	serge	349	cmp [SCR_MODE],word 0100000000000000b
1	ha	350	jge setvesa20
381	serge	351	cmp [SCR_MODE],word 0x13
1	ha	352	je v20ga32
381	serge	353	mov [PUTPIXEL],dword Vesa12_putpixel24 ; Vesa 1.2
388	serge	354	mov [GETPIXEL],dword Vesa12_getpixel24
381	serge	355	cmp [ScreenBPP],byte 24
1	ha	356	jz ga24
381	serge	357	mov [PUTPIXEL],dword Vesa12_putpixel32
388	serge	358	mov [GETPIXEL],dword Vesa12_getpixel32
1	ha	359	ga24:
		360	jmp v20ga24
		361	setvesa20:
381	serge	362	mov [PUTPIXEL],dword Vesa20_putpixel24 ; Vesa 2.0
388	serge	363	mov [GETPIXEL],dword Vesa20_getpixel24
381	serge	364	cmp [ScreenBPP],byte 24
1	ha	365	jz v20ga24
		366	v20ga32:
381	serge	367	mov [PUTPIXEL],dword Vesa20_putpixel32
388	serge	368	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	369	v20ga24:
381	serge	370	cmp [SCR_MODE],word 0x12 ; 16 C VGA 640x480
1	ha	371	jne no_mode_0x12
381	serge	372	mov [PUTPIXEL],dword VGA_putpixel
388	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)
		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
436	serge	385	; mov eax, sysenter_stack ; Check it
		386	xor eax, eax
378	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
		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
		411	; mov edx, (os_code + 16) * 65536 + os_code
395	serge	412	mov edx, 0x1B0008
375	Ghost	413
378	serge	414	mov eax, syscall_entry
		415	mov ecx, MSR_AMD_STAR
		416	wrmsr
375	Ghost	417	.noSYSCALL:
		418	; -----------------------------------------
		419
430	serge	420	; LOAD IDT
		421
		422	call build_interrupt_table
		423	lidt [idtreg]
		424
164	serge	425	call init_kernel_heap
430	serge	426	stdcall kernel_alloc, RING0_STACK_SIZE+512
420	serge	427	mov [os_stack_seg], eax
378	serge	428
420	serge	429	lea esp, [eax+RING0_STACK_SIZE]
		430
430	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
		447
		448	mov ax,tss0
		449	ltr ax
		450
388	serge	451	mov [LFBSize], 0x800000
		452	call init_mtrr
		453
164	serge	454	call init_LFB
214	serge	455	call init_fpu
276	serge	456	call init_malloc
		457
430	serge	458	stdcall alloc_kernel_space, 0x51000
		459	mov [default_io_map], eax
		460
		461	add eax, 0x2000
164	serge	462	mov [ipc_tmp], eax
		463	mov ebx, 0x1000
		464
		465	add eax, 0x40000
		466	mov [proc_mem_map], eax
		467
		468	add eax, 0x8000
		469	mov [proc_mem_pdir], eax
		470
		471	add eax, ebx
		472	mov [proc_mem_tab], eax
		473
		474	add eax, ebx
		475	mov [tmp_task_pdir], eax
		476
		477	add eax, ebx
		478	mov [tmp_task_ptab], eax
		479
		480	add eax, ebx
		481	mov [ipc_pdir], eax
		482
		483	add eax, ebx
		484	mov [ipc_ptab], eax
		485
227	serge	486	call init_events
278	serge	487	mov eax, srv.fd-SRV_FD_OFFSET
		488	mov [srv.fd], eax
		489	mov [srv.bk], eax
		490
164	serge	491	mov edi, irq_tab
		492	xor eax, eax
		493	mov ecx, 16
		494	rep stosd
		495
41	mikedld	496	;Set base of graphic segment to linear address of LFB
164	serge	497	mov eax,[LFBAddress] ; set for gs
1	ha	498	mov [graph_data_l+2],ax
		499	shr eax,16
		500	mov [graph_data_l+4],al
41	mikedld	501	mov [graph_data_l+7],ah
1	ha	502
427	serge	503
455	serge	504	mov [CURRENT_TASK],dword 1
		505	mov [TASK_COUNT],dword 1
		506	mov [TASK_BASE],dword TASK_DATA
427	serge	507	mov [current_slot], SLOT_BASE+256
		508
256	diamond	509	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		510	include 'detect/disks.inc'
		511	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		512
1	ha	513	; READ RAMDISK IMAGE FROM HD
		514
		515	;!!!!!!!!!!!!!!!!!!!!!!!
		516	include 'boot/rdload.inc'
		517	;!!!!!!!!!!!!!!!!!!!!!!!
		518	; mov [dma_hdd],1
		519	; CALCULATE FAT CHAIN FOR RAMDISK
		520
		521	call calculatefatchain
		522
		523	; LOAD VMODE DRIVER
		524
		525	;!!!!!!!!!!!!!!!!!!!!!!!
		526	include 'vmodeld.inc'
		527	;!!!!!!!!!!!!!!!!!!!!!!!
		528
		529	; LOAD FONTS I and II
		530
202	diamond	531	mov esi,char
1	ha	532	xor ebx,ebx
388	serge	533	mov ecx,2560
381	serge	534	mov edx,FONT_I
202	diamond	535	call fs_RamdiskRead
1	ha	536
202	diamond	537	mov esi,char2
1	ha	538	xor ebx,ebx
12	halyavin	539	mov ecx,2560;26000
381	serge	540	mov edx,FONT_II
202	diamond	541	call fs_RamdiskRead
1	ha	542
		543	mov esi,boot_fonts
		544	call boot_log
		545
		546	; PRINT AMOUNT OF MEMORY
		547	mov esi, boot_memdetect
		548	call boot_log
		549
		550	movzx ecx, word [boot_y]
		551	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		552	sub ecx, 10
		553	mov edx, 0xFFFFFF
164	serge	554	mov ebx, [MEM_AMOUNT]
1	ha	555	shr ebx, 20
		556	mov edi, 1
		557	mov eax, 0x00040000
200	diamond	558	call display_number_force
41	mikedld	559
1	ha	560	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		561
		562	mov esi,boot_irqs
		563	call boot_log
		564	call rerouteirqs
		565
		566	mov esi,boot_tss
		567	call boot_log
		568
		569	; BUILD SCHEDULER
		570
		571	call build_scheduler ; sys32.inc
		572
		573	mov esi,boot_devices
		574	call boot_log
		575	call detect_devices
		576
388	serge	577	; TIMER SET TO 1/100 S
1	ha	578
		579	mov esi,boot_timer
		580	call boot_log
		581	mov al,0x34 ; set to 100Hz
		582	out 0x43,al
		583	mov al,0x9b ; lsb 1193180 / 1193
		584	out 0x40,al
		585	mov al,0x2e ; msb
		586	out 0x40,al
		587
		588	; SET MOUSE
		589
		590	mov esi,boot_setmouse
		591	call boot_log
		592	call setmouse
		593
227	serge	594	mov [pci_access_enabled],1
214	serge	595
1	ha	596	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		597
		598	mov esi,boot_windefs
		599	call boot_log
		600	call setwindowdefaults
		601
		602	; SET BACKGROUND DEFAULTS
		603
		604	mov esi,boot_bgr
		605	call boot_log
		606	call calculatebackground
		607
		608	; RESERVE SYSTEM IRQ'S JA PORT'S
		609
		610	mov esi,boot_resirqports
		611	call boot_log
		612	call reserve_irqs_ports
		613
		614	; SET PORTS FOR IRQ HANDLERS
		615
		616	mov esi,boot_setrports
		617	call boot_log
		618	call setirqreadports
		619
		620	; SET UP OS TASK
		621
		622	mov esi,boot_setostask
		623	call boot_log
214	serge	624
357	serge	625	mov eax, fpu_data
380	serge	626	mov dword [SLOT_BASE+APPDATA.fpu_state], eax
		627	mov dword [SLOT_BASE+APPDATA.fpu_handler], 0
		628	mov dword [SLOT_BASE+APPDATA.sse_handler], 0
164	serge	629
214	serge	630	; name for OS/IDLE process
281	serge	631
380	serge	632	mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
		633	mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
420	serge	634	mov edi, [os_stack_seg]
380	serge	635	mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
357	serge	636	add edi, 0x2000-512
380	serge	637	mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
430	serge	638	mov dword [SLOT_BASE+256+APPDATA.io_map],\
		639	(tss._io_map_0-OS_BASE+PG_MAP)
		640	mov dword [SLOT_BASE+256+APPDATA.io_map+4],\
		641	(tss._io_map_1-OS_BASE+PG_MAP)
357	serge	642
		643	mov esi, fpu_data
		644	mov ecx, 512/4
		645	cld
		646	rep movsd
		647
380	serge	648	mov dword [SLOT_BASE+256+APPDATA.fpu_handler], 0
		649	mov dword [SLOT_BASE+256+APPDATA.sse_handler], 0
		650	mov dword [SLOT_BASE+256+APPDATA.cursor], ebx
214	serge	651
380	serge	652	mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
		653	mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
		654	mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
281	serge	655
1	ha	656	; task list
455	serge	657	mov [CURRENT_TASK],dword 1
		658	mov [TASK_COUNT],dword 1
		659	mov [current_slot], SLOT_BASE+256
		660	mov [TASK_BASE],dword TASK_DATA
379	serge	661	mov [TASK_DATA+TASKDATA.wnd_number], 1 ; on screen number
		662	mov [TASK_DATA+TASKDATA.pid], 1 ; process id number
		663	mov [TASK_DATA+TASKDATA.mem_start], 0 ; process base address
1	ha	664
281	serge	665	call init_cursors
388	serge	666	mov eax, [def_cursor]
		667	mov [SLOT_BASE+APPDATA.cursor],eax
		668	mov [SLOT_BASE+APPDATA.cursor+256],eax
281	serge	669
388	serge	670	; READ TSC / SECOND
281	serge	671
1	ha	672	mov esi,boot_tsc
		673	call boot_log
		674	call _rdtsc
		675	mov ecx,eax
		676	mov esi,250 ; wait 1/4 a second
		677	call delay_ms
		678	call _rdtsc
		679	sub eax,ecx
		680	shl eax,2
381	serge	681	mov [CPU_FREQ],eax ; save tsc / sec
172	serge	682	mov ebx, 1000000
		683	div ebx
		684	mov [stall_mcs], eax
1	ha	685
		686	; SET VARIABLES
		687
		688	call set_variables
		689
		690	; STACK AND FDC
		691
		692	call stack_init
		693	call fdc_init
		694
		695	; PALETTE FOR 320x200 and 640x480 16 col
		696
381	serge	697	cmp [SCR_MODE],word 0x12
1	ha	698	jne no_pal_vga
		699	mov esi,boot_pal_vga
		700	call boot_log
		701	call paletteVGA
		702	no_pal_vga:
		703
381	serge	704	cmp [SCR_MODE],word 0x13
1	ha	705	jne no_pal_ega
		706	mov esi,boot_pal_ega
		707	call boot_log
		708	call palette320x200
		709	no_pal_ega:
		710
		711	; LOAD DEFAULT SKIN
		712
49	mikedld	713	mov esi,_skin_file_default
		714	mov edi,_skin_file
		715	movsd
		716	movsd
		717	movsd
		718	call load_skin
1	ha	719
430	serge	720	;protect io permission map
		721
		722	mov esi, [default_io_map]
		723	stdcall map_page,esi,(tss._io_map_0-OS_BASE), PG_MAP
		724	add esi, 0x1000
		725	stdcall map_page,esi,(tss._io_map_1-OS_BASE), PG_MAP
		726
		727	stdcall map_page,tss._io_map_0,\
		728	(tss._io_map_0-OS_BASE), PG_MAP
		729	stdcall map_page,tss._io_map_1,\
		730	(tss._io_map_1-OS_BASE), PG_MAP
		731
1	ha	732	; LOAD FIRST APPLICATION
		733	cli
388	serge	734	cmp byte [BOOT_VAR+0x9030],1
1	ha	735	jne no_load_vrr_m
237	serge	736
363	serge	737	mov ebp, vrr_m
		738	xor ebx, ebx
		739	xor edx, edx
		740	call fs_execute
21	poddubny	741	cmp eax,2 ; if vrr_m app found (PID=2)
1	ha	742	je first_app_found
41	mikedld	743
237	serge	744	no_load_vrr_m:
363	serge	745	mov ebp, firstapp
		746	xor ebx, ebx
		747	xor edx, edx
		748	call fs_execute
21	poddubny	749	cmp eax,2 ; continue if a process has been loaded
1	ha	750	je first_app_found
21	poddubny	751	mov eax, 0xDEADBEEF ; otherwise halt
		752	hlt
237	serge	753	first_app_found:
1	ha	754	cli
		755
379	serge	756	;mov [TASK_COUNT],dword 2
		757	mov [CURRENT_TASK],dword 1 ; set OS task fisrt
1	ha	758
21	poddubny	759	; SET KEYBOARD PARAMETERS
		760	mov al, 0xf6 ; reset keyboard, scan enabled
1	ha	761	call kb_write
		762
21	poddubny	763	; wait until 8042 is ready
265	diamond	764	xor ecx,ecx
		765	@@:
		766	in al,64h
		767	and al,00000010b
		768	loopnz @b
1	ha	769
		770	; mov al, 0xED ; svetodiody - only for testing!
		771	; call kb_write
		772	; call kb_read
		773	; mov al, 111b
		774	; call kb_write
		775	; call kb_read
41	mikedld	776
1	ha	777	mov al, 0xF3 ; set repeat rate & delay
		778	call kb_write
265	diamond	779	; call kb_read
92	diamond	780	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
1	ha	781	call kb_write
265	diamond	782	; call kb_read
1	ha	783	;// mike.dld [
		784	call set_lights
		785	;// mike.dld ]
		786
21	poddubny	787	; START MULTITASKING
1	ha	788
21	poddubny	789	mov esi,boot_tasking
		790	call boot_log
		791
420	serge	792	; mov [ENABLE_TASKSWITCH],byte 1 ; multitasking enabled
21	poddubny	793
1	ha	794	; UNMASK ALL IRQ'S
		795
		796	mov esi,boot_allirqs
		797	call boot_log
41	mikedld	798
1	ha	799	cli ;guarantee forbidance of interrupts.
		800	mov al,0 ; unmask all irq's
		801	out 0xA1,al
		802	out 0x21,al
		803
		804	mov ecx,32
		805
		806	ready_for_irqs:
		807
		808	mov al,0x20 ; ready for irqs
		809	out 0x20,al
		810	out 0xa0,al
		811
		812	loop ready_for_irqs ; flush the queue
		813
164	serge	814	stdcall attach_int_handler, dword 1, irq1
		815
1	ha	816	; mov [dma_hdd],1
160	diamond	817	cmp [IDEContrRegsBaseAddr], 0
421	serge	818	setnz [dma_hdd]
1	ha	819
440	serge	820	; stdcall init_uart_service, DRV_ENTRY
405	serge	821
1	ha	822	sti
420	serge	823	call change_task
		824
		825	jmp osloop
		826
1	ha	827	jmp $ ; wait here for timer to take control
		828
		829	; Fly :)
		830
388	serge	831	include 'unpacker.inc'
394	serge	832	include 'fdo.inc'
388	serge	833
		834	align 4
		835	boot_log:
		836	pushad
		837
		838	mov eax,10*65536
		839	mov ax,word [boot_y]
		840	add [boot_y],dword 10
		841	mov ebx,0x80ffffff ; ASCIIZ string with white color
		842	mov ecx,esi
		843	mov edi,1
		844	call dtext
		845
		846	mov [novesachecksum],1000
		847	call checkVga_N13
		848
		849	cmp [preboot_blogesc+OS_BASE+0x10000],byte 1
		850	je .bll2
		851
		852	cmp esi,boot_tasking
		853	jne .bll2
		854	; begin ealex 04.08.05
		855	; in al,0x61
		856	; and al,01111111b
		857	; out 0x61,al
		858	; end ealex 04.08.05
		859	.bll1: in al,0x60 ; wait for ESC key press
		860	cmp al,129
		861	jne .bll1
		862
		863	.bll2: popad
		864
		865	ret
		866
		867
1	ha	868	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		869	; ;
33	mario79	870	; MAIN OS LOOP START ;
1	ha	871	; ;
		872	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		873	align 32
		874	osloop:
		875	call [draw_pointer]
		876	call checkbuttons
		877	call checkwindows
49	mikedld	878	; call check_window_move_request
1	ha	879	call checkmisc
117	mario79	880	call checkVga_N13
1	ha	881	call stack_handler
		882	call checkidle
		883	call check_fdd_motor_status
		884	jmp osloop
33	mario79	885	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		886	; ;
		887	; MAIN OS LOOP END ;
		888	; ;
		889	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	890
		891	checkidle:
		892	pushad
		893
		894	cmp [check_idle_semaphore],0
		895	jne no_idle_state
		896
		897	call change_task
		898	mov eax,[idlemem]
		899	mov ebx,[timer_ticks] ;[0xfdf0]
		900	cmp eax,ebx
		901	jnz idle_exit
		902	call _rdtsc
		903	mov ecx,eax
		904	idle_loop:
		905	hlt
		906	cmp [check_idle_semaphore],0
		907	jne idle_loop_exit
		908	mov eax,[timer_ticks] ;[0xfdf0]
		909	cmp ebx,eax
		910	jz idle_loop
		911	idle_loop_exit:
		912	mov [idlemem],eax
		913	call _rdtsc
		914	sub eax,ecx
		915	mov ebx,[idleuse]
		916	add ebx,eax
		917	mov [idleuse],ebx
		918
		919	popad
		920	ret
		921
		922	idle_exit:
		923
		924	mov ebx,[timer_ticks] ;[0xfdf0]
		925	mov [idlemem],ebx
		926	call change_task
		927
		928	popad
		929	ret
		930
		931	no_idle_state:
		932
		933	dec [check_idle_semaphore]
		934
		935	mov ebx,[timer_ticks] ;[0xfdf0]
		936	mov [idlemem],ebx
		937	call change_task
		938
		939	popad
		940	ret
		941
		942	uglobal
		943	idlemem dd 0x0
		944	idleuse dd 0x0
		945	idleusesec dd 0x0
		946	check_idle_semaphore dd 0x0
		947	endg
		948
		949
		950
		951	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		952	; ;
		953	; INCLUDED SYSTEM FILES ;
		954	; ;
		955	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		956
		957
7	me_root	958	include "kernel32.inc"
1	ha	959
		960
		961	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		962	; ;
		963	; KERNEL FUNCTIONS ;
		964	; ;
		965	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		966
		967	reserve_irqs_ports:
		968
		969	pushad
		970
388	serge	971	mov [irq_owner+4*0], 1 ; timer
		972	mov [irq_owner+4*1], 1 ; keyboard
		973	mov [irq_owner+4*5], 1 ; sound blaster
		974	mov [irq_owner+4*6], 1 ; floppy diskette
		975	mov [irq_owner+4*13], 1 ; math co-pros
		976	mov [irq_owner+4*14], 1 ; ide I
		977	mov [irq_owner+4*15], 1 ; ide II
		978
58	mario79	979	; movzx eax,byte [0xf604] ; mouse irq
		980	; dec eax
		981	; add eax,mouseirqtable
		982	; movzx eax,byte [eax]
		983	; shl eax,2
		984	; mov [irq_owner+eax],byte 1
1	ha	985
		986
		987	; RESERVE PORTS
243	Ghost	988	mov edi,1 ; 0x00-0x2d
381	serge	989	mov [RESERVED_PORTS],edi
1	ha	990	shl edi,4
381	serge	991	mov [RESERVED_PORTS+edi+0],dword 1
		992	mov [RESERVED_PORTS+edi+4],dword 0x0
		993	mov [RESERVED_PORTS+edi+8],dword 0x2d
269	serge	994
381	serge	995	inc dword [RESERVED_PORTS] ; 0x30-0x4d
		996	mov edi,[RESERVED_PORTS]
243	Ghost	997	shl edi,4
381	serge	998	mov [RESERVED_PORTS+edi+0],dword 1
		999	mov [RESERVED_PORTS+edi+4],dword 0x30
		1000	mov [RESERVED_PORTS+edi+8],dword 0x4d
269	serge	1001
381	serge	1002	inc dword [RESERVED_PORTS] ; 0x50-0xdf
		1003	mov edi,[RESERVED_PORTS]
243	Ghost	1004	shl edi,4
381	serge	1005	mov [RESERVED_PORTS+edi+0],dword 1
		1006	mov [RESERVED_PORTS+edi+4],dword 0x50
		1007	mov [RESERVED_PORTS+edi+8],dword 0xdf
233	serge	1008
381	serge	1009	inc dword [RESERVED_PORTS] ; 0xe5-0xff
		1010	mov edi,[RESERVED_PORTS]
223	Ghost	1011	shl edi,4
381	serge	1012	mov [RESERVED_PORTS+edi+0],dword 1
		1013	mov [RESERVED_PORTS+edi+4],dword 0xe5
		1014	mov [RESERVED_PORTS+edi+8],dword 0xff
233	serge	1015
		1016
58	mario79	1017	; cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff
		1018	; jne ripl1
		1019	; inc dword [0x2d0000]
		1020	; mov edi,[0x2d0000]
		1021	; shl edi,4
		1022	; mov [0x2d0000+edi+0],dword 1
		1023	; mov [0x2d0000+edi+4],dword 0x3f0
		1024	; mov [0x2d0000+edi+8],dword 0x3ff
		1025	; ripl1:
		1026	; cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff
		1027	; jne ripl2
		1028	; inc dword [0x2d0000]
		1029	; mov edi,[0x2d0000]
		1030	; shl edi,4
		1031	; mov [0x2d0000+edi+0],dword 1
		1032	; mov [0x2d0000+edi+4],dword 0x2f0
		1033	; mov [0x2d0000+edi+8],dword 0x2ff
		1034	; ripl2:
1	ha	1035
		1036	popad
		1037	ret
		1038
		1039	iglobal
		1040	mouseirqtable db 12 ; ps2
		1041	db 4 ; com1
		1042	db 3 ; com2
		1043	endg
		1044
		1045	setirqreadports:
		1046
		1047	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		1048	mov [irq12read+4],dword 0 ; end of port list
		1049	mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		1050	mov [irq04read+4],dword 0 ; end of port list
		1051	mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		1052	mov [irq03read+4],dword 0 ; end of port list
		1053
		1054	ret
		1055
		1056	iglobal
		1057	process_number dd 0x1
		1058	endg
		1059
		1060	set_variables:
		1061
		1062	mov ecx,0x100 ; flush port 0x60
		1063	.fl60: in al,0x60
		1064	loop .fl60
381	serge	1065	mov [MOUSE_BUFF_COUNT],byte 0 ; mouse buffer
		1066	mov [KEY_COUNT],byte 0 ; keyboard buffer
		1067	mov [BTN_COUNT],byte 0 ; button buffer
		1068	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
1	ha	1069
		1070	push eax
388	serge	1071	mov ax,[BOOT_VAR+0x900c]
1	ha	1072	shr ax,1
		1073	shl eax,16
388	serge	1074	mov ax,[BOOT_VAR+0x900A]
1	ha	1075	shr ax,1
381	serge	1076	mov [MOUSE_X],eax
1	ha	1077	pop eax
41	mikedld	1078
1	ha	1079	mov byte [SB16_Status],0 ; Minazzi Paolo
		1080	mov [display_data-12],dword 1 ; tiled background
381	serge	1081	mov [BTN_ADDR],dword BUTTON_INFO ; address of button list
1	ha	1082
		1083	;!! IP 04.02.2005:
		1084	mov [next_usage_update], 100
388	serge	1085	mov byte [DONT_SWITCH], 0 ; change task if possible
1	ha	1086
		1087	ret
		1088
		1089	;* mouse centered - start code- Mario79
		1090	mouse_centered:
		1091	push eax
381	serge	1092	mov eax,[ScreenWidth]
1	ha	1093	shr eax,1
381	serge	1094	mov [MOUSE_X],ax
		1095	mov eax,[ScreenHeight]
1	ha	1096	shr eax,1
381	serge	1097	mov [MOUSE_Y],ax
1	ha	1098	pop eax
		1099	ret
		1100	;* mouse centered - end code- Mario79
		1101
		1102	align 4
		1103
		1104	sys_outport:
		1105
		1106	mov edi,ebx ; separate flag for read / write
		1107	and ebx,65535
		1108
381	serge	1109	mov ecx,[RESERVED_PORTS]
1	ha	1110	test ecx,ecx
		1111	jne sopl8
		1112	mov [esp+36],dword 1
		1113	ret
		1114
		1115	sopl8:
379	serge	1116	mov edx,[TASK_BASE]
1	ha	1117	mov edx,[edx+0x4]
		1118	and ebx,65535
		1119	cld
		1120	sopl1:
		1121
		1122	mov esi,ecx
		1123	shl esi,4
381	serge	1124	add esi,RESERVED_PORTS
1	ha	1125	cmp edx,[esi+0]
		1126	jne sopl2
		1127	cmp ebx,[esi+4]
		1128	jb sopl2
		1129	cmp ebx,[esi+8]
		1130	jg sopl2
		1131	jmp sopl3
		1132
		1133	sopl2:
		1134
		1135	dec ecx
		1136	jnz sopl1
		1137	mov [esp+36],dword 1
		1138	ret
		1139
		1140	sopl3:
		1141
		1142	test edi,0x80000000 ; read ?
		1143	jnz sopl4
		1144
		1145	mov dx,bx ; write
		1146	out dx,al
		1147	mov [esp+36],dword 0
		1148	ret
		1149
		1150	sopl4:
		1151
		1152	mov dx,bx ; read
		1153	in al,dx
		1154	and eax,0xff
		1155	mov [esp+36],dword 0
		1156	mov [esp+24],eax
		1157	ret
		1158
		1159
		1160
		1161	align 4
		1162	sys_sb16:
		1163
		1164	cmp word [sb16],word 0
		1165	jnz sb16l1
		1166	mov [esp+36],dword 1
		1167	ret
		1168	sb16l1:
		1169	mov [esp+36],dword 0
		1170	cmp eax,1 ; set volume - main
		1171	jnz sb16l2
		1172	mov dx,word [sb16]
		1173	add dx,4
		1174	mov al,0x22
		1175	out dx,al
		1176	mov esi,1
		1177	call delay_ms
		1178	mov eax,ebx
		1179	inc edx
		1180	out dx,al
		1181	ret
		1182	sb16l2:
		1183
		1184	cmp eax,2 ; set volume - cd
		1185	jnz sb16l3
		1186	mov dx,word [sb16]
		1187	add dx,4
		1188	mov al,0x28
		1189	out dx,al
		1190	mov esi,1
		1191	call delay_ms
		1192	mov eax,ebx
		1193	add edx,1
		1194	out dx,al
		1195	ret
		1196	sb16l3:
		1197	mov [esp+36],dword 2
		1198	ret
		1199
		1200
		1201	align 4
		1202
		1203	sys_sb16II:
		1204
		1205	cmp word [sb16],word 0
		1206	jnz IIsb16l1
		1207	mov [esp+36],dword 1
		1208	ret
		1209	IIsb16l1:
		1210
		1211	cmp eax,1 ; set volume - main
		1212	jnz IIsb16l2
		1213	; L
		1214	mov dx,word [sb16]
		1215	add dx,4
		1216	mov al,0x30
		1217	out dx,al
		1218	mov eax,ebx
		1219	inc edx
		1220	out dx,al
		1221	; R
		1222	mov dx,word [sb16]
		1223	add dx,4
		1224	mov al,0x31
		1225	out dx,al
		1226	mov eax,ebx
		1227	inc edx
		1228	out dx,al
		1229	mov [esp+36],dword 0
		1230	ret
		1231	IIsb16l2:
		1232
		1233	cmp eax,2 ; set volume - cd
		1234	jnz IIsb16l3
		1235	; L
		1236	mov dx,word [sb16]
		1237	add dx,4
		1238	mov al,0x36
		1239	out dx,al
		1240	mov eax,ebx
		1241	inc edx
		1242	out dx,al
		1243	; R
		1244	mov dx,word [sb16]
		1245	add dx,4
		1246	mov al,0x37
		1247	out dx,al
		1248	mov eax,ebx
		1249	inc edx
		1250	out dx,al
		1251	mov [esp+36],dword 0
		1252	ret
		1253	IIsb16l3:
		1254
		1255	mov [esp+36],dword 2
		1256	ret
		1257
		1258
		1259	display_number:
		1260
		1261	; eax = print type, al=0 -> ebx is number
		1262	; al=1 -> ebx is pointer
		1263	; ah=0 -> display decimal
		1264	; ah=1 -> display hexadecimal
		1265	; ah=2 -> display binary
		1266	; eax bits 16-21 = number of digits to display (0-32)
		1267	; eax bits 22-31 = reserved
		1268	;
		1269	; ebx = number or pointer
		1270	; ecx = x shl 16 + y
		1271	; edx = color
200	diamond	1272	xor edi, edi
211	serge	1273	display_number_force:
1	ha	1274
		1275	cmp eax,0xffff ; length > 0 ?
		1276	jge cont_displ
		1277	ret
		1278	cont_displ:
		1279
75	diamond	1280	cmp eax,61*0x10000 ; length <= 60 ?
		1281	jb cont_displ2
1	ha	1282	ret
		1283	cont_displ2:
		1284
		1285	pushad
		1286
		1287	cmp al,1 ; ecx is a pointer ?
		1288	jne displnl1
139	diamond	1289	mov ebx,[ebx+std_application_base_address]
1	ha	1290	displnl1:
		1291	sub esp,64
		1292
		1293	cmp ah,0 ; DECIMAL
		1294	jne no_display_desnum
		1295	shr eax,16
75	diamond	1296	and eax,0x3f
1	ha	1297	push eax
		1298	mov edi,esp
194	diamond	1299	add edi,4+64-1
1	ha	1300	mov ecx,eax
		1301	mov eax,ebx
		1302	mov ebx,10
		1303	d_desnum:
		1304	xor edx,edx
		1305	div ebx
		1306	add dl,48
		1307	mov [edi],dl
		1308	dec edi
		1309	loop d_desnum
		1310	pop eax
		1311	call draw_num_text
		1312	add esp,64
		1313	popad
		1314	ret
		1315	no_display_desnum:
		1316
		1317	cmp ah,0x01 ; HEXADECIMAL
		1318	jne no_display_hexnum
		1319	shr eax,16
75	diamond	1320	and eax,0x3f
1	ha	1321	push eax
		1322	mov edi,esp
194	diamond	1323	add edi,4+64-1
1	ha	1324	mov ecx,eax
		1325	mov eax,ebx
		1326	mov ebx,16
		1327	d_hexnum:
		1328	xor edx,edx
		1329	div ebx
		1330	add edx,hexletters
		1331	mov dl,[edx]
		1332	mov [edi],dl
		1333	dec edi
		1334	loop d_hexnum
		1335	pop eax
		1336	call draw_num_text
		1337	add esp,64
		1338	popad
		1339	ret
		1340	no_display_hexnum:
		1341
		1342	cmp ah,0x02 ; BINARY
		1343	jne no_display_binnum
		1344	shr eax,16
75	diamond	1345	and eax,0x3f
1	ha	1346	push eax
		1347	mov edi,esp
194	diamond	1348	add edi,4+64-1
1	ha	1349	mov ecx,eax
		1350	mov eax,ebx
		1351	mov ebx,2
		1352	d_binnum:
		1353	xor edx,edx
		1354	div ebx
		1355	add dl,48
		1356	mov [edi],dl
		1357	dec edi
		1358	loop d_binnum
		1359	pop eax
		1360	call draw_num_text
		1361	add esp,64
		1362	popad
		1363	ret
		1364	no_display_binnum:
		1365
		1366	add esp,64
		1367	popad
		1368	ret
		1369
		1370
		1371	draw_num_text:
		1372
		1373	; dtext
		1374	;
		1375	; eax x & y
		1376	; ebx color
		1377	; ecx start of text
		1378	; edx length
		1379	; edi 1 force
		1380
379	serge	1381	; mov edi,[CURRENT_TASK]
155	diamond	1382	; shl edi,8
380	serge	1383	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
164	serge	1384	; rol eax,16
380	serge	1385	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
164	serge	1386	; rol eax,16
		1387
1	ha	1388	mov edx,eax
194	diamond	1389	mov ecx,64+4
1	ha	1390	sub ecx,eax
		1391	add ecx,esp
		1392	mov eax,[esp+64+32-8+4]
		1393	push edx ; add window start x & y
379	serge	1394	mov edx,[TASK_BASE]
394	serge	1395
		1396	mov edi,[CURRENT_TASK]
		1397	shl edi,8
		1398
115	poddubny	1399	mov ebx,[edx-twdw+WDATA.box.left]
394	serge	1400	add ebx,[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1	ha	1401	shl ebx,16
115	poddubny	1402	add ebx,[edx-twdw+WDATA.box.top]
394	serge	1403	add ebx,[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1	ha	1404	add eax,ebx
		1405	pop edx
139	diamond	1406	mov ebx,[esp+64+32-12+4]
		1407	and ebx, not 0x80000000 ; force counted string
		1408	mov esi, [esp+64+4+4]
194	diamond	1409	mov edi, [esp+64+4]
139	diamond	1410	jmp dtext
1	ha	1411
		1412	read_string:
		1413
		1414	; eax read_area
		1415	; ebx color of letter
		1416	; ecx color of background
		1417	; edx number of letters to read
		1418	; esi [x start]*65536 + [y_start]
		1419
		1420	ret
		1421
		1422
		1423	align 4
		1424
		1425	sys_setup:
		1426
		1427	; 1=roland mpu midi base , base io address
		1428	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1429	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1430	; 4=sb16 base , base io address
		1431	; 5=system language, 1eng 2fi 3ger 4rus
		1432	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1433	; 8=fat32 partition in hd
		1434	; 9
		1435	; 10 = sound dma channel
		1436	; 11 = enable lba read
		1437	; 12 = enable pci access
		1438
		1439
		1440	mov [esp+36],dword 0
		1441	cmp eax,1 ; MIDI
		1442	jnz nsyse1
		1443	cmp ebx,0x100
		1444	jb nsyse1
		1445	mov edx,65535
		1446	cmp edx,ebx
		1447	jb nsyse1
		1448	mov [midi_base],bx
		1449	mov word [mididp],bx
		1450	inc bx
		1451	mov word [midisp],bx
		1452	ret
		1453
283	diamond	1454	iglobal
1	ha	1455	midi_base dw 0
283	diamond	1456	endg
1	ha	1457
		1458	nsyse1:
		1459
		1460	cmp eax,2 ; KEYBOARD
		1461	jnz nsyse2
		1462	cmp ebx,1
		1463	jnz kbnobase
379	serge	1464	mov edi,[TASK_BASE]
115	poddubny	1465	add ecx,[edi+TASKDATA.mem_start]
1	ha	1466	mov eax,ecx
		1467	mov ebx,keymap
		1468	mov ecx,128
		1469	call memmove
		1470	ret
		1471	kbnobase:
		1472	cmp ebx,2
		1473	jnz kbnoshift
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_shift
		1478	mov ecx,128
		1479	call memmove
		1480	ret
		1481	kbnoshift:
		1482	cmp ebx,3
		1483	jne kbnoalt
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_alt
		1488	mov ecx,128
		1489	call memmove
		1490	ret
		1491	kbnoalt:
		1492	cmp ebx,9
		1493	jnz kbnocountry
		1494	mov word [keyboard],cx
		1495	ret
		1496	kbnocountry:
		1497	mov [esp+36],dword 1
		1498	ret
		1499	nsyse2:
		1500	cmp eax,3 ; CD
		1501	jnz nsyse3
75	diamond	1502	test ebx,ebx
		1503	jz nosesl
		1504	cmp ebx, 4
		1505	ja nosesl
1	ha	1506	mov [cd_base],bl
		1507	cmp ebx,1
		1508	jnz noprma
		1509	mov [cdbase],0x1f0
		1510	mov [cdid],0xa0
		1511	noprma:
		1512	cmp ebx,2
		1513	jnz noprsl
		1514	mov [cdbase],0x1f0
		1515	mov [cdid],0xb0
		1516	noprsl:
		1517	cmp ebx,3
		1518	jnz nosema
		1519	mov [cdbase],0x170
		1520	mov [cdid],0xa0
		1521	nosema:
		1522	cmp ebx,4
		1523	jnz nosesl
		1524	mov [cdbase],0x170
		1525	mov [cdid],0xb0
		1526	nosesl:
		1527	ret
		1528
		1529	cd_base db 0
		1530
		1531	nsyse3:
		1532
		1533	cmp eax,4 ; SB
		1534	jnz nsyse4
		1535	cmp ebx,0x100
		1536	jb nsyse4
		1537	mov edx,65535
		1538	cmp edx,ebx
		1539	jb nsyse4
		1540	mov word [sb16],bx
		1541	ret
		1542	nsyse4:
		1543
		1544	cmp eax,5 ; SYSTEM LANGUAGE
		1545	jnz nsyse5
		1546	mov [syslang],ebx
		1547	ret
		1548	nsyse5:
		1549
		1550	cmp eax,7 ; HD BASE
		1551	jne nsyse7
75	diamond	1552	test ebx,ebx
		1553	jz nosethd
		1554	cmp ebx,4
		1555	ja nosethd
1	ha	1556	mov [hd_base],bl
		1557	cmp ebx,1
		1558	jnz noprmahd
		1559	mov [hdbase],0x1f0
		1560	mov [hdid],0x0
		1561	mov [hdpos],1
		1562	; call set_FAT32_variables
		1563	noprmahd:
		1564	cmp ebx,2
		1565	jnz noprslhd
		1566	mov [hdbase],0x1f0
		1567	mov [hdid],0x10
		1568	mov [hdpos],2
		1569	; call set_FAT32_variables
		1570	noprslhd:
		1571	cmp ebx,3
		1572	jnz nosemahd
		1573	mov [hdbase],0x170
		1574	mov [hdid],0x0
		1575	mov [hdpos],3
		1576	; call set_FAT32_variables
		1577	nosemahd:
		1578	cmp ebx,4
		1579	jnz noseslhd
		1580	mov [hdbase],0x170
		1581	mov [hdid],0x10
		1582	mov [hdpos],4
		1583	; call set_FAT32_variables
		1584	noseslhd:
		1585	call reserve_hd1
321	diamond	1586	call reserve_hd_channel
		1587	call free_hd_channel
1	ha	1588	mov [hd1_status],0 ; free
75	diamond	1589	nosethd:
1	ha	1590	ret
		1591
283	diamond	1592	iglobal
1	ha	1593	hd_base db 0
283	diamond	1594	endg
1	ha	1595
		1596	nsyse7:
		1597
		1598	cmp eax,8 ; HD PARTITION
		1599	jne nsyse8
		1600	mov [fat32part],ebx
		1601	; call set_FAT32_variables
		1602	call reserve_hd1
321	diamond	1603	call reserve_hd_channel
		1604	call free_hd_channel
1	ha	1605	pusha
		1606	call choice_necessity_partition_1
		1607	popa
		1608	mov [hd1_status],0 ; free
		1609	ret
		1610	nsyse8:
		1611
		1612	cmp eax,10 ; SOUND DMA CHANNEL
		1613	jne no_set_sound_dma
75	diamond	1614	cmp ebx,3
		1615	ja sys_setup_err
1	ha	1616	mov [sound_dma],ebx
		1617	ret
		1618	no_set_sound_dma:
		1619
		1620	cmp eax,11 ; ENABLE LBA READ
		1621	jne no_set_lba_read
		1622	and ebx,1
		1623	mov [lba_read_enabled],ebx
		1624	ret
		1625	no_set_lba_read:
		1626
		1627	cmp eax,12 ; ENABLE PCI ACCESS
		1628	jne no_set_pci_access
		1629	and ebx,1
		1630	mov [pci_access_enabled],ebx
		1631	ret
		1632	no_set_pci_access:
		1633
		1634	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1635	include 'vmodeint.inc'
		1636	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1637
75	diamond	1638	sys_setup_err:
1	ha	1639	mov [esp+36],dword -1
		1640	ret
		1641
		1642	align 4
		1643
		1644	sys_getsetup:
		1645
		1646	; 1=roland mpu midi base , base io address
		1647	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1648	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1649	; 4=sb16 base , base io address
		1650	; 5=system language, 1eng 2fi 3ger 4rus
		1651	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1652	; 8=fat32 partition in hd
		1653	; 9=get hs timer tic
		1654
		1655	cmp eax,1
		1656	jne ngsyse1
		1657	movzx eax,[midi_base]
		1658	mov [esp+36],eax
		1659	ret
		1660	ngsyse1:
		1661
		1662	cmp eax,2
		1663	jne ngsyse2
		1664	cmp ebx,1
		1665	jnz kbnobaseret
379	serge	1666	mov edi,[TASK_BASE]
115	poddubny	1667	add ecx,[edi+TASKDATA.mem_start]
1	ha	1668	mov ebx,ecx
		1669	mov eax,keymap
		1670	mov ecx,128
		1671	call memmove
		1672	ret
		1673	kbnobaseret:
		1674	cmp ebx,2
		1675	jnz kbnoshiftret
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_shift
		1680	mov ecx,128
		1681	call memmove
		1682	ret
		1683	kbnoshiftret:
		1684	cmp ebx,3
		1685	jne kbnoaltret
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_alt
		1690	mov ecx,128
		1691	call memmove
		1692	ret
		1693	kbnoaltret:
		1694	cmp ebx,9
		1695	jnz ngsyse2
		1696	movzx eax,word [keyboard]
		1697	mov [esp+36],eax
		1698	ret
		1699	ngsyse2:
		1700
		1701	cmp eax,3
		1702	jnz ngsyse3
		1703	movzx eax,[cd_base]
		1704	mov [esp+36],eax
		1705	ret
		1706	ngsyse3:
		1707
		1708	cmp eax,4
		1709	jne ngsyse4
		1710	mov eax,[sb16]
		1711	mov [esp+36],eax
		1712	ret
		1713	ngsyse4:
		1714
		1715	cmp eax,5
		1716	jnz ngsyse5
		1717	mov eax,[syslang]
		1718	mov [esp+36],eax
		1719	ret
		1720	ngsyse5:
		1721	cmp eax,7
		1722	jnz ngsyse7
		1723	movzx eax,[hd_base]
		1724	mov [esp+36],eax
		1725	ret
		1726	ngsyse7:
		1727	cmp eax,8
		1728	jnz ngsyse8
		1729	mov eax,[fat32part]
		1730	mov [esp+36],eax
		1731	ret
		1732	ngsyse8:
		1733	cmp eax,9
		1734	jne ngsyse9
		1735	mov eax,[timer_ticks] ;[0xfdf0]
		1736	mov [esp+36],eax
		1737	ret
		1738	ngsyse9:
		1739	cmp eax,10
		1740	jnz ngsyse10
		1741	mov eax,[sound_dma]
		1742	mov [esp+36],eax
		1743	ret
		1744	ngsyse10:
		1745	cmp eax,11
		1746	jnz ngsyse11
		1747	mov eax,[lba_read_enabled]
		1748	mov [esp+36],eax
		1749	ret
		1750	ngsyse11:
		1751	cmp eax,12
		1752	jnz ngsyse12
		1753	mov eax,[pci_access_enabled]
		1754	mov [esp+36],eax
		1755	ret
		1756	ngsyse12:
		1757	mov [esp+36],dword 1
		1758	ret
		1759
283	diamond	1760	iglobal
1	ha	1761	align 4
221	serge	1762	mousefn dd msscreen, mswin, msbutton, msset
		1763	dd app_load_cursor
		1764	dd app_set_cursor
233	serge	1765	dd app_delete_cursor
283	diamond	1766	endg
1	ha	1767
		1768	readmousepos:
		1769
		1770	; eax=0 screen relative
		1771	; eax=1 window relative
		1772	; eax=2 buttons pressed
221	serge	1773	; eax=3 set mouse pos ; reserved
		1774	; eax=4 load cursor
		1775	; eax=5 set cursor
		1776	; eax=6 delete cursor ; reserved
1	ha	1777
221	serge	1778	cmp eax, 6
		1779	ja msset
		1780	jmp [mousefn+eax*4]
		1781	msscreen:
381	serge	1782	mov eax,[MOUSE_X]
221	serge	1783	shl eax,16
381	serge	1784	mov ax,[MOUSE_Y]
221	serge	1785	mov [esp+36],eax
		1786	ret
		1787	mswin:
381	serge	1788	mov eax,[MOUSE_X]
221	serge	1789	shl eax,16
381	serge	1790	mov ax,[MOUSE_Y]
379	serge	1791	mov esi,[TASK_BASE]
221	serge	1792	mov bx, word [esi-twdw+WDATA.box.left]
		1793	shl ebx,16
		1794	mov bx, word [esi-twdw+WDATA.box.top]
		1795	sub eax,ebx
1	ha	1796
221	serge	1797	mov edi,[CURRENT_TASK]
		1798	shl edi,8
380	serge	1799	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
221	serge	1800	rol eax,16
380	serge	1801	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
221	serge	1802	rol eax,16
		1803	mov [esp+36],eax
		1804	ret
		1805	msbutton:
381	serge	1806	movzx eax,byte [BTN_DOWN]
221	serge	1807	mov [esp+36],eax
		1808	ret
		1809	msset:
		1810	ret
164	serge	1811
221	serge	1812	app_load_cursor:
419	serge	1813	; add ebx, new_app_base
		1814	cmp ebx, OS_BASE
		1815	jae msset
221	serge	1816	stdcall load_cursor, ebx, ecx
		1817	mov [esp+36], eax
		1818	ret
164	serge	1819
221	serge	1820	app_set_cursor:
		1821	stdcall set_cursor, ebx
		1822	mov [esp+36], eax
		1823	ret
1	ha	1824
233	serge	1825	app_delete_cursor:
		1826	stdcall delete_cursor, ebx
		1827	mov [esp+36], eax
		1828	ret
1	ha	1829
		1830	is_input:
		1831
		1832	push edx
		1833	mov dx,word [midisp]
		1834	in al,dx
		1835	and al,0x80
		1836	pop edx
		1837	ret
		1838
		1839	is_output:
		1840
		1841	push edx
		1842	mov dx,word [midisp]
		1843	in al,dx
		1844	and al,0x40
		1845	pop edx
		1846	ret
		1847
		1848
		1849	get_mpu_in:
		1850
		1851	push edx
		1852	mov dx,word [mididp]
		1853	in al,dx
		1854	pop edx
		1855	ret
		1856
		1857
		1858	put_mpu_out:
		1859
		1860	push edx
		1861	mov dx,word [mididp]
		1862	out dx,al
		1863	pop edx
		1864	ret
		1865
		1866
		1867	setuart:
		1868
		1869	su1:
		1870	call is_output
		1871	cmp al,0
		1872	jnz su1
		1873	mov dx,word [midisp]
		1874	mov al,0xff
		1875	out dx,al
		1876	su2:
		1877	mov dx,word [midisp]
		1878	mov al,0xff
		1879	out dx,al
		1880	call is_input
		1881	cmp al,0
		1882	jnz su2
		1883	call get_mpu_in
		1884	cmp al,0xfe
		1885	jnz su2
		1886	su3:
		1887	call is_output
		1888	cmp al,0
		1889	jnz su3
		1890	mov dx,word [midisp]
		1891	mov al,0x3f
		1892	out dx,al
		1893
		1894	ret
		1895
		1896
		1897	align 4
		1898
		1899	sys_midi:
		1900
		1901	cmp [mididp],0
		1902	jnz sm0
		1903	mov [esp+36],dword 1
		1904	ret
		1905	sm0:
		1906
		1907	cmp eax,1
		1908	mov [esp+36],dword 0
		1909	jnz smn1
		1910	call setuart
		1911	ret
		1912	smn1:
		1913
		1914	cmp eax,2
		1915	jnz smn2
		1916	sm10:
		1917	call get_mpu_in
		1918	call is_output
		1919	test al,al
		1920	jnz sm10
		1921	mov al,bl
		1922	call put_mpu_out
		1923	ret
		1924	smn2:
		1925
		1926	ret
		1927
		1928
		1929	detect_devices:
		1930	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1931	include 'detect/commouse.inc'
33	mario79	1932	include 'detect/ps2mouse.inc'
1	ha	1933	;include 'detect/dev_fd.inc'
		1934	;include 'detect/dev_hdcd.inc'
		1935	;include 'detect/sear_par.inc'
		1936	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1937	ret
		1938
		1939
		1940	sys_end:
		1941
379	serge	1942	mov eax,[TASK_BASE]
115	poddubny	1943	mov [eax+TASKDATA.state], 3 ; terminate this program
41	mikedld	1944
1	ha	1945	waitterm: ; wait here for termination
		1946	mov eax,5
		1947	call delay_hs
		1948	jmp waitterm
		1949
75	diamond	1950	iglobal
170	serge	1951	align 4
75	diamond	1952	sys_system_table:
		1953	dd sysfn_shutdown ; 1 = system shutdown
		1954	dd sysfn_terminate ; 2 = terminate thread
		1955	dd sysfn_activate ; 3 = activate window
		1956	dd sysfn_getidletime ; 4 = get idle time
		1957	dd sysfn_getcpuclock ; 5 = get cpu clock
		1958	dd sysfn_saveramdisk ; 6 = save ramdisk
		1959	dd sysfn_getactive ; 7 = get active window
		1960	dd sysfn_sound_flag ; 8 = get/set sound_flag
		1961	dd sysfn_shutdown_param ; 9 = shutdown with parameter
		1962	dd sysfn_minimize ; 10 = minimize window
		1963	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		1964	dd sysfn_lastkey ; 12 = get last pressed key
		1965	dd sysfn_getversion ; 13 = get kernel version
		1966	dd sysfn_waitretrace ; 14 = wait retrace
		1967	dd sysfn_centermouse ; 15 = center mouse cursor
		1968	dd sysfn_getfreemem ; 16 = get free memory size
		1969	dd sysfn_getallmem ; 17 = get total memory size
164	serge	1970	dd sysfn_terminate2 ; 18 = terminate thread using PID
120	mario79	1971	; instead of slot
		1972	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
170	serge	1973	dd sysfn_meminfo ; 20 = get extended memory info
75	diamond	1974	sysfn_num = ($ - sys_system_table)/4
		1975	endg
		1976
1	ha	1977	sys_system:
75	diamond	1978	dec eax
		1979	cmp eax, sysfn_num
		1980	jae @f
		1981	jmp dword [sys_system_table + eax*4]
		1982	@@:
		1983	ret
1	ha	1984
75	diamond	1985	sysfn_shutdown: ; 18.1 = BOOT
388	serge	1986	mov [BOOT_VAR+0x9030],byte 0
41	mikedld	1987	for_shutdown_parameter:
214	serge	1988
379	serge	1989	mov eax,[TASK_COUNT]
1	ha	1990	add eax,2
		1991	mov [shutdown_processes],eax
381	serge	1992	mov [SYS_SHUTDOWN],al
75	diamond	1993	and dword [esp+36], 0
1	ha	1994	ret
		1995	uglobal
		1996	shutdown_processes: dd 0x0
		1997	endg
		1998
75	diamond	1999	sysfn_terminate: ; 18.2 = TERMINATE
1	ha	2000	cmp ebx,2
		2001	jb noprocessterminate
379	serge	2002	mov edx,[TASK_COUNT]
1	ha	2003	cmp ebx,edx
75	diamond	2004	ja noprocessterminate
379	serge	2005	mov eax,[TASK_COUNT]
1	ha	2006	shl ebx,5
379	serge	2007	mov edx,[ebx+CURRENT_TASK+TASKDATA.pid]
		2008	add ebx,CURRENT_TASK+TASKDATA.state
75	diamond	2009	cmp byte [ebx], 9
		2010	jz noprocessterminate
41	mikedld	2011
1	ha	2012	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2013	mov [ebx],byte 3 ; clear possible i40's
		2014	;call MEM_Heap_UnLock
		2015
		2016	cmp edx,[application_table_status] ; clear app table stat
		2017	jne noatsc
		2018	mov [application_table_status],0
		2019	noatsc:
75	diamond	2020	noprocessterminate:
1	ha	2021	ret
		2022
85	halyavin	2023	sysfn_terminate2:
		2024	;lock application_table_status mutex
164	serge	2025	.table_status:
85	halyavin	2026	cli
		2027	cmp [application_table_status],0
		2028	je .stf
		2029	sti
		2030	call change_task
		2031	jmp .table_status
		2032	.stf:
		2033	call set_application_table_status
		2034	mov eax,ebx
		2035	call pid_to_slot
		2036	test eax,eax
		2037	jz .not_found
		2038	mov ebx,eax
		2039	cli
		2040	call sysfn_terminate
		2041	mov [application_table_status],0
		2042	sti
		2043	and dword [esp+36],0
		2044	ret
		2045	.not_found:
		2046	mov [application_table_status],0
		2047	or dword [esp+36],-1
		2048	ret
		2049
75	diamond	2050	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
1	ha	2051	cmp ebx,2
105	poddubny	2052	jb .nowindowactivate
379	serge	2053	cmp ebx,[TASK_COUNT]
105	poddubny	2054	ja .nowindowactivate
		2055
		2056	mov [window_minimize], 2 ; restore window if minimized
		2057
380	serge	2058	movzx esi, word [WIN_STACK + ebx*2]
379	serge	2059	cmp esi, [TASK_COUNT]
105	poddubny	2060	je .nowindowactivate ; already active
		2061
		2062	mov edi, ebx
		2063	shl edi, 5
		2064	add edi, window_data
380	serge	2065	movzx esi, word [WIN_STACK + ebx * 2]
		2066	lea esi, [WIN_POS + esi * 2]
105	poddubny	2067	call waredraw
		2068	.nowindowactivate:
1	ha	2069	ret
41	mikedld	2070
75	diamond	2071	sysfn_getidletime: ; 18.4 = GET IDLETIME
1	ha	2072	mov eax,[idleusesec]
75	diamond	2073	mov [esp+36], eax
1	ha	2074	ret
		2075
75	diamond	2076	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
381	serge	2077	mov eax,[CPU_FREQ]
75	diamond	2078	mov [esp+36], eax
1	ha	2079	ret
		2080
		2081	; SAVE ramdisk to /hd/1/menuet.img
		2082	;!!!!!!!!!!!!!!!!!!!!!!!!
		2083	include 'blkdev/rdsave.inc'
		2084	;!!!!!!!!!!!!!!!!!!!!!!!!
75	diamond	2085
		2086	sysfn_getactive: ; 18.7 = get active window
379	serge	2087	mov eax, [TASK_COUNT]
380	serge	2088	movzx eax, word [WIN_POS + eax*2]
75	diamond	2089	mov [esp+36],eax
1	ha	2090	ret
75	diamond	2091
		2092	sysfn_sound_flag: ; 18.8 = get/set sound_flag
1	ha	2093	cmp ebx,1
		2094	jne nogetsoundflag
		2095	movzx eax,byte [sound_flag] ; get sound_flag
75	diamond	2096	mov [esp+36],eax
1	ha	2097	ret
		2098	nogetsoundflag:
		2099	cmp ebx,2
		2100	jnz nosoundflag
75	diamond	2101	xor byte [sound_flag], 1
		2102	nosoundflag:
41	mikedld	2103	ret
75	diamond	2104
		2105	sysfn_shutdown_param: ; 18.9 = system shutdown with param
1	ha	2106	cmp ebx,1
75	diamond	2107	jl exit_for_anyone
1	ha	2108	cmp ebx,4
		2109	jg exit_for_anyone
388	serge	2110	mov [BOOT_VAR+0x9030],bl
1	ha	2111	jmp for_shutdown_parameter
75	diamond	2112
		2113	sysfn_minimize: ; 18.10 = minimize window
1	ha	2114	mov [window_minimize],1
		2115	exit_for_anyone:
		2116	ret
75	diamond	2117
		2118	sysfn_getdiskinfo: ; 18.11 = get disk info table
1	ha	2119	cmp ebx,1
		2120	jnz full_table
		2121	small_table:
		2122	call for_all_tables
75	diamond	2123	mov ecx,10
1	ha	2124	cld
		2125	rep movsb
		2126	ret
		2127	for_all_tables:
379	serge	2128	mov edi,[TASK_BASE]
115	poddubny	2129	mov edi,[edi+TASKDATA.mem_start]
1	ha	2130	add edi,ecx
381	serge	2131	mov esi,DRIVE_DATA
1	ha	2132	ret
		2133	full_table:
		2134	cmp ebx,2
		2135	jnz exit_for_anyone
		2136	call for_all_tables
75	diamond	2137	mov ecx,16384
1	ha	2138	cld
		2139	rep movsd
		2140	ret
75	diamond	2141
92	diamond	2142	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2143	and dword [esp+36], 0
		2144	ret
75	diamond	2145
		2146	sysfn_getversion: ; 18.13 = get kernel ID and version
379	serge	2147	mov edi,[TASK_BASE]
115	poddubny	2148	mov edi,[edi+TASKDATA.mem_start]
1	ha	2149	add edi,ebx
		2150	mov esi,version_inf
		2151	mov ecx,version_end-version_inf
		2152	cld
		2153	rep movsb
		2154	ret
75	diamond	2155
		2156	sysfn_waitretrace: ; 18.14 = sys wait retrace
41	mikedld	2157	;wait retrace functions
		2158	sys_wait_retrace:
		2159	mov edx,0x3da
		2160	WaitRetrace_loop:
		2161	in al,dx
		2162	test al,1000b
		2163	jz WaitRetrace_loop
		2164	mov [esp+36],dword 0
1	ha	2165	ret
75	diamond	2166
		2167	sysfn_centermouse: ; 18.15 = mouse centered
1	ha	2168	call mouse_centered
		2169	mov [esp+36],dword 0
		2170	ret
75	diamond	2171
120	mario79	2172	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2173	cmp ebx,0 ; get mouse speed factor
		2174	jnz .set_mouse_acceleration
164	serge	2175	xor eax,eax
120	mario79	2176	mov ax,[mouse_speed_factor]
		2177	mov [esp+36],eax
		2178	ret
		2179	.set_mouse_acceleration:
		2180	cmp ebx,1 ; set mouse speed factor
		2181	jnz .get_mouse_delay
		2182	mov [mouse_speed_factor],cx
		2183	ret
		2184	.get_mouse_delay:
		2185	cmp ebx,2 ; get mouse delay
		2186	jnz .set_mouse_delay
		2187	mov eax,[mouse_delay]
		2188	mov [esp+36],eax
		2189	ret
		2190	.set_mouse_delay:
		2191	cmp ebx,3 ; set mouse delay
		2192	jnz .set_pointer_position
		2193	mov [mouse_delay],ecx
		2194	ret
		2195	.set_pointer_position:
		2196	cmp ebx,4 ; set mouse pointer position
		2197	jnz .end
381	serge	2198	mov [MOUSE_Y],cx ;y
120	mario79	2199	ror ecx,16
381	serge	2200	mov [MOUSE_X],cx ;x
120	mario79	2201	rol ecx,16
		2202	.end:
		2203	ret
		2204
75	diamond	2205	sysfn_getfreemem:
170	serge	2206	mov eax, [pg_data.pages_free]
		2207	shl eax, 2
		2208	mov [esp+36],eax
1	ha	2209	ret
75	diamond	2210
		2211	sysfn_getallmem:
170	serge	2212	mov eax,[MEM_AMOUNT]
		2213	shr eax, 10
75	diamond	2214	mov [esp+36],eax
32	halyavin	2215	ret
		2216
41	mikedld	2217	uglobal
		2218	;// mike.dld, 2006-29-01 [
		2219	screen_workarea RECT
		2220	;// mike.dld, 2006-29-01 ]
1	ha	2221	window_minimize db 0
		2222	sound_flag db 0
41	mikedld	2223	endg
1	ha	2224
41	mikedld	2225	iglobal
		2226	version_inf:
346	diamond	2227	db 0,6,5,0 ; version 0.6.5.0
41	mikedld	2228	db UID_KOLIBRI
		2229	db 'Kolibri',0
		2230	version_end:
		2231	endg
1	ha	2232
41	mikedld	2233	UID_NONE=0
1	ha	2234	UID_MENUETOS=1 ;official
		2235	UID_KOLIBRI=2 ;russian
		2236
		2237	sys_cachetodiskette:
19	mario79	2238	; pushad
		2239	; cmp eax,1
		2240	; jne no_write_all_of_ramdisk
		2241	; call fdc_writeramdisk
		2242	; popad
		2243	; ret
		2244	; no_write_all_of_ramdisk:
		2245	; cmp eax,2
		2246	; jne no_write_part_of_ramdisk
		2247	; call fdc_commitflush
		2248	; popad
		2249	; ret
		2250	; no_write_part_of_ramdisk:
		2251	; cmp eax,3
		2252	; jne no_set_fdc
		2253	; call fdc_set
		2254	; popad
		2255	; ret
		2256	; no_set_fdc:
		2257	; cmp eax,4
		2258	; jne no_get_fdc
		2259	; popad
		2260	; call fdc_get
		2261	; mov [esp+36],ecx
		2262	; ret
		2263	; no_get_fdc:
		2264	; popad
		2265	; ret
		2266	cmp eax,1
		2267	jne no_floppy_a_save
		2268	mov [flp_number],1
		2269	jmp save_image_on_floppy
		2270	no_floppy_a_save:
1	ha	2271	cmp eax,2
19	mario79	2272	jne no_floppy_b_save
		2273	mov [flp_number],2
		2274	save_image_on_floppy:
		2275	call save_image
		2276	mov [esp+36],dword 0
		2277	cmp [FDC_Status],0
41	mikedld	2278	je yes_floppy_save
19	mario79	2279	no_floppy_b_save:
		2280	mov [esp+36],dword 1
		2281	yes_floppy_save:
1	ha	2282	ret
		2283
		2284	uglobal
		2285	; bgrchanged dd 0x0
		2286	endg
		2287
		2288	sys_background:
		2289
		2290	cmp eax,1 ; BACKGROUND SIZE
		2291	jnz nosb1
		2292	cmp ebx,0
		2293	je sbgrr
		2294	cmp ecx,0
		2295	je sbgrr
		2296	mov [display_data-8],ebx
		2297	mov [display_data-4],ecx
		2298	; mov [bgrchanged],1
		2299	sbgrr:
		2300	ret
		2301	nosb1:
		2302
		2303	cmp eax,2 ; SET PIXEL
		2304	jnz nosb2
		2305	mov edx,0x160000-16
		2306	cmp edx,ebx
		2307	jbe nosb2
		2308	mov edx,[ebx]
		2309	and edx,0xFF000000 ;255256256*256
		2310	and ecx,0x00FFFFFF ;255256256+255*256+255
		2311	add edx,ecx
381	serge	2312	mov [ebx+IMG_BACKGROUND],edx
1	ha	2313	; mov [bgrchanged],1
		2314	ret
		2315	nosb2:
		2316
		2317	cmp eax,3 ; DRAW BACKGROUND
		2318	jnz nosb3
		2319	draw_background_temp:
		2320	; cmp [bgrchanged],1 ;0
		2321	; je nosb31
		2322	;draw_background_temp:
		2323	; mov [bgrchanged],1 ;0
381	serge	2324	mov [REDRAW_BACKGROUND],byte 1
76	mario79	2325	mov [background_defined], 1
1	ha	2326	nosb31:
		2327	ret
		2328	nosb3:
		2329
		2330	cmp eax,4 ; TILED / STRETCHED
		2331	jnz nosb4
		2332	cmp ebx,[display_data-12]
		2333	je nosb41
		2334	mov [display_data-12],ebx
		2335	; mov [bgrchanged],1
		2336	nosb41:
		2337	ret
		2338	nosb4:
		2339
		2340	cmp eax,5 ; BLOCK MOVE TO BGR
		2341	jnz nosb5
		2342	; bughere
379	serge	2343	mov edi, [TASK_BASE]
115	poddubny	2344	add ebx, [edi+TASKDATA.mem_start]
1	ha	2345	; mov esi, ebx
		2346	; mov edi, ecx
		2347	mov eax, ebx
		2348	mov ebx, ecx
		2349	add ecx, edx
		2350	cmp ecx, 0x160000-16
		2351	ja .fin
		2352	; add edi, 0x300000
381	serge	2353	add ebx, IMG_BACKGROUND
1	ha	2354	mov ecx, edx
		2355	cmp ecx, 0x160000-16
		2356	ja .fin
		2357	; mov [bgrchanged],1
		2358	; cld
		2359	; rep movsb
		2360	call memmove
		2361	.fin:
		2362	ret
		2363	nosb5:
		2364
		2365	ret
		2366
		2367
		2368	align 4
		2369
		2370	sys_getbackground:
		2371
		2372	cmp eax,1 ; SIZE
		2373	jnz nogb1
		2374	mov eax,[display_data-8]
		2375	shl eax,16
		2376	mov ax,[display_data-4]
		2377	mov [esp+36],eax
		2378	ret
		2379	nogb1:
		2380
		2381	cmp eax,2 ; PIXEL
		2382	jnz nogb2
		2383	mov edx,0x160000-16
		2384	cmp edx,ebx
		2385	jbe nogb2
381	serge	2386	mov eax, [ebx+IMG_BACKGROUND]
1	ha	2387	and eax, 0xFFFFFF
		2388	mov [esp+36],eax
		2389	ret
		2390	nogb2:
		2391
		2392	cmp eax,4 ; TILED / STRETCHED
		2393	jnz nogb4
		2394	mov eax,[display_data-12]
		2395	nogb4:
		2396	mov [esp+36],eax
		2397	ret
		2398
		2399
		2400	align 4
		2401
		2402	sys_getkey:
		2403	mov [esp+36],dword 1
92	diamond	2404	; test main buffer
379	serge	2405	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
380	serge	2406	movzx ecx,word [WIN_STACK + ebx * 2]
379	serge	2407	mov edx,[TASK_COUNT]
1	ha	2408	cmp ecx,edx
		2409	jne .finish
381	serge	2410	cmp [KEY_COUNT],byte 0
1	ha	2411	je .finish
381	serge	2412	movzx eax,byte [KEY_BUFF]
1	ha	2413	shl eax,8
		2414	push eax
381	serge	2415	dec byte [KEY_COUNT]
		2416	and byte [KEY_COUNT],127
		2417	movzx ecx,byte [KEY_COUNT]
1	ha	2418	add ecx,2
		2419	; mov esi,0xf402
		2420	; mov edi,0xf401
		2421	; cld
		2422	; rep movsb
381	serge	2423	mov eax, KEY_BUFF+1
		2424	mov ebx, KEY_BUFF
1	ha	2425	call memmove
		2426	pop eax
92	diamond	2427	.ret_eax:
1	ha	2428	mov [esp+36],eax
92	diamond	2429	ret
1	ha	2430	.finish:
92	diamond	2431	; test hotkeys buffer
		2432	mov ecx, hotkey_buffer
		2433	@@:
		2434	cmp [ecx], ebx
		2435	jz .found
		2436	add ecx, 8
		2437	cmp ecx, hotkey_buffer+120*8
		2438	jb @b
		2439	ret
		2440	.found:
		2441	mov ax, [ecx+6]
		2442	shl eax, 16
		2443	mov ah, [ecx+4]
		2444	mov al, 2
		2445	and dword [ecx+4], 0
		2446	and dword [ecx], 0
		2447	jmp .ret_eax
1	ha	2448
		2449	align 4
		2450
		2451	sys_getbutton:
		2452
379	serge	2453	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
1	ha	2454	mov [esp+36],dword 1
380	serge	2455	movzx ecx, word [WIN_STACK + ebx * 2]
379	serge	2456	mov edx, [TASK_COUNT] ; less than 256 processes
1	ha	2457	cmp ecx,edx
		2458	jne .exit
381	serge	2459	movzx eax,byte [BTN_COUNT]
1	ha	2460	test eax,eax
		2461	jz .exit
381	serge	2462	mov eax,[BTN_BUFF]
1	ha	2463	shl eax,8
381	serge	2464	mov [BTN_COUNT],byte 0
1	ha	2465	mov [esp+36],eax
		2466	.exit:
		2467	ret
		2468
		2469
		2470	align 4
		2471
		2472	sys_cpuusage:
		2473
		2474	; RETURN:
		2475	;
		2476	; +00 dword process cpu usage
		2477	; +04 word position in windowing stack
		2478	; +06 word windowing stack value at current position (cpu nro)
		2479	; +10 12 bytes name
		2480	; +22 dword start in mem
		2481	; +26 dword used mem
		2482	; +30 dword PID , process idenfification number
		2483	;
		2484
379	serge	2485	mov edi,[TASK_BASE] ; eax = return area
115	poddubny	2486	add eax,[edi + TASKDATA.mem_start]
1	ha	2487
		2488	cmp ebx,-1 ; who am I ?
		2489	jne no_who_am_i
379	serge	2490	mov ebx,[CURRENT_TASK]
1	ha	2491	no_who_am_i:
		2492
		2493	push eax ; return area
		2494	push ebx ; process number
		2495
		2496	push ebx
		2497	push ebx
		2498	push eax
		2499
		2500	; return memory usage
		2501
		2502	xor edx,edx
		2503	mov eax,0x20
		2504	mul ebx
379	serge	2505	add eax,CURRENT_TASK+TASKDATA.cpu_usage
1	ha	2506	mov ebx,eax
		2507	pop eax
		2508	mov ecx,[ebx]
		2509	mov [eax],ecx
		2510	pop ebx
380	serge	2511	mov cx, [WIN_STACK + ebx * 2]
1	ha	2512	mov [eax+4],cx
380	serge	2513	mov cx, [WIN_POS + ebx * 2]
1	ha	2514	mov [eax+6],cx
		2515	push eax
		2516	mov eax,ebx
		2517	shl eax,8
380	serge	2518	add eax,SLOT_BASE+APPDATA.app_name
1	ha	2519	pop ebx
		2520	add ebx,10
		2521	mov ecx,11
		2522	call memmove
		2523
		2524	; memory usage
		2525
		2526	xor eax,eax
		2527	mov edx,0x100000*16
		2528	pop ecx ; get gdt of tss
		2529	cmp ecx,1
		2530	je os_mem
		2531	shl ecx,8
380	serge	2532	mov edx,[SLOT_BASE+ecx+APPDATA.mem_size] ;0x8c
1	ha	2533	mov eax,std_application_base_address
		2534	; eax run base -> edx used memory
		2535	os_mem:
		2536	dec edx
		2537	mov [ebx+12],eax
		2538	mov [ebx+16],edx
		2539
		2540	; PID (+30)
		2541
		2542	mov eax,[esp]
		2543	shl eax,5
379	serge	2544	add eax,CURRENT_TASK+TASKDATA.pid
1	ha	2545	mov eax,[eax]
		2546	mov [ebx+20],eax
		2547
		2548	; window position and size
		2549
		2550	mov esi,[esp]
		2551	shl esi,5
115	poddubny	2552	add esi,window_data + WDATA.box
1	ha	2553	mov edi,[esp+4]
		2554	add edi,34
115	poddubny	2555	mov ecx,4
1	ha	2556	cld
115	poddubny	2557	rep movsd
1	ha	2558
		2559	; Process state (+50)
		2560
		2561	mov eax,[esp]
		2562	shl eax,5
379	serge	2563	add eax,CURRENT_TASK+TASKDATA.state
1	ha	2564	mov eax,[eax]
		2565	mov [ebx+40],ax
		2566
138	mikedld	2567	; Window client area box
1	ha	2568
138	mikedld	2569	mov esi,[esp]
		2570	shl esi,8
380	serge	2571	add esi,SLOT_BASE+APPDATA.wnd_clientbox
138	mikedld	2572	lea edi,[ebx+44]
		2573	mov ecx,4
		2574	rep movsd
164	serge	2575
		2576	; Window state
		2577
138	mikedld	2578	mov esi,[esp]
		2579	shl esi,5
		2580	add esi,window_data + WDATA.box
394	serge	2581	mov al,[esi+WDATA.fl_wstate]
164	serge	2582	mov [edi],al
138	mikedld	2583
1	ha	2584	pop ebx
		2585	pop eax
		2586
		2587	; return number of processes
		2588
379	serge	2589	mov eax,[TASK_COUNT]
1	ha	2590	mov [esp+36],eax
		2591	ret
		2592
		2593	align 4
		2594	sys_clock:
		2595	cli
		2596	; Mikhail Lisovin xx Jan 2005
		2597	@@: mov al, 10
		2598	out 0x70, al
		2599	in al, 0x71
		2600	test al, al
		2601	jns @f
		2602	mov esi, 1
		2603	call delay_ms
		2604	jmp @b
		2605	@@:
		2606	; end Lisovin's fix
		2607
		2608	xor al,al ; seconds
		2609	out 0x70,al
		2610	in al,0x71
		2611	movzx ecx,al
		2612	mov al,02 ; minutes
		2613	shl ecx,16
		2614	out 0x70,al
		2615	in al,0x71
		2616	movzx edx,al
		2617	mov al,04 ; hours
		2618	shl edx,8
		2619	out 0x70,al
		2620	in al,0x71
		2621	add ecx,edx
		2622	movzx edx,al
		2623	add ecx,edx
		2624	sti
		2625	mov [esp+36],ecx
		2626	ret
		2627
		2628
		2629	align 4
		2630
		2631	sys_date:
		2632
		2633	cli
75	diamond	2634
		2635	@@: mov al, 10
		2636	out 0x70, al
		2637	in al, 0x71
		2638	test al, al
		2639	jns @f
		2640	mov esi, 1
		2641	call delay_ms
		2642	jmp @b
		2643	@@:
		2644
		2645	mov ch,0
1	ha	2646	mov al,7 ; date
		2647	out 0x70,al
		2648	in al,0x71
		2649	mov cl,al
		2650	mov al,8 ; month
		2651	shl ecx,16
		2652	out 0x70,al
		2653	in al,0x71
		2654	mov ch,al
		2655	mov al,9 ; year
		2656	out 0x70,al
		2657	in al,0x71
		2658	mov cl,al
		2659	sti
		2660	mov [esp+36],ecx
		2661	ret
		2662
		2663
		2664	; redraw status
		2665
		2666	sys_redrawstat:
		2667
		2668	cmp eax,1
		2669	jne no_widgets_away
		2670
		2671	; buttons away
		2672
379	serge	2673	mov ecx,[CURRENT_TASK]
1	ha	2674
		2675	sys_newba2:
		2676
381	serge	2677	mov edi,[BTN_ADDR]
1	ha	2678	cmp [edi],dword 0 ; empty button list ?
		2679	je end_of_buttons_away
		2680
		2681	movzx ebx,word [edi]
		2682	inc ebx
		2683
		2684	mov eax,edi
		2685
		2686	sys_newba:
		2687
		2688	dec ebx
		2689	jz end_of_buttons_away
		2690
		2691	add eax,0x10
		2692	cmp cx,[eax]
		2693	jnz sys_newba
		2694
		2695	push eax ebx ecx
		2696	mov ecx,ebx
		2697	inc ecx
		2698	shl ecx,4
		2699	mov ebx,eax
		2700	add eax,0x10
		2701	call memmove
		2702	dec dword [edi]
		2703	pop ecx ebx eax
		2704
		2705	jmp sys_newba2
		2706
		2707	end_of_buttons_away:
		2708
		2709	ret
		2710
		2711	no_widgets_away:
		2712
		2713	cmp eax,2
		2714	jnz srl1
		2715
379	serge	2716	mov edx,[TASK_BASE] ; return whole screen draw area for this app
		2717	add edx,draw_data-CURRENT_TASK
115	poddubny	2718	mov [edx+RECT.left], 0
		2719	mov [edx+RECT.top], 0
381	serge	2720	mov eax,[ScreenWidth]
115	poddubny	2721	mov [edx+RECT.right],eax
381	serge	2722	mov eax,[ScreenHeight]
115	poddubny	2723	mov [edx+RECT.bottom],eax
1	ha	2724
379	serge	2725	mov edi,[TASK_BASE]
186	diamond	2726	or [edi-twdw+WDATA.fl_wdrawn], 1 ; no new position & buttons from app
1	ha	2727
		2728	call sys_window_mouse
		2729
		2730	ret
		2731
		2732	srl1:
		2733
		2734	ret
		2735
		2736
		2737	sys_drawwindow:
		2738
		2739	mov edi,ecx
		2740	shr edi,16+8
		2741	and edi,15
		2742
		2743	cmp edi,0 ; type I - original style
		2744	jne nosyswI
33	mario79	2745	inc [mouse_pause]
36	mario79	2746	call [disable_mouse]
1	ha	2747	call sys_set_window
36	mario79	2748	call [disable_mouse]
1	ha	2749	call drawwindow_I
114	mikedld	2750	;dec [mouse_pause]
		2751	;call [draw_pointer]
		2752	;ret
		2753	jmp draw_window_caption.2
1	ha	2754	nosyswI:
		2755
		2756	cmp edi,1 ; type II - only reserve area, no draw
		2757	jne nosyswII
33	mario79	2758	inc [mouse_pause]
36	mario79	2759	call [disable_mouse]
1	ha	2760	call sys_set_window
36	mario79	2761	call [disable_mouse]
1	ha	2762	call sys_window_mouse
33	mario79	2763	dec [mouse_pause]
36	mario79	2764	call [draw_pointer]
1	ha	2765	ret
		2766	nosyswII:
		2767
		2768	cmp edi,2 ; type III - new style
		2769	jne nosyswIII
33	mario79	2770	inc [mouse_pause]
36	mario79	2771	call [disable_mouse]
1	ha	2772	call sys_set_window
36	mario79	2773	call [disable_mouse]
1	ha	2774	call drawwindow_III
114	mikedld	2775	;dec [mouse_pause]
		2776	;call [draw_pointer]
		2777	;ret
		2778	jmp draw_window_caption.2
1	ha	2779	nosyswIII:
		2780
		2781	cmp edi,3 ; type IV - skinned window
		2782	jne nosyswIV
33	mario79	2783
102	poddubny	2784	; parameter for drawwindow_IV
35	halyavin	2785	push 0
379	serge	2786	mov edi, [TASK_COUNT]
380	serge	2787	movzx edi, word [WIN_POS + edi*2]
379	serge	2788	cmp edi, [CURRENT_TASK]
33	mario79	2789	jne @f
102	poddubny	2790	inc dword [esp]
		2791	@@:
33	mario79	2792
		2793	inc [mouse_pause]
36	mario79	2794	call [disable_mouse]
1	ha	2795	call sys_set_window
36	mario79	2796	call [disable_mouse]
		2797	call drawwindow_IV
114	mikedld	2798	;dec [mouse_pause]
		2799	;call [draw_pointer]
		2800	;ret
		2801	jmp draw_window_caption.2
1	ha	2802	nosyswIV:
		2803
		2804	ret
		2805
		2806
114	mikedld	2807	draw_window_caption:
		2808	inc [mouse_pause]
		2809	call [disable_mouse]
		2810
		2811	xor eax,eax
379	serge	2812	mov edx,[TASK_COUNT]
380	serge	2813	movzx edx,word[WIN_POS+edx*2]
379	serge	2814	cmp edx,[CURRENT_TASK]
114	mikedld	2815	jne @f
		2816	inc eax
379	serge	2817	@@: mov edx,[CURRENT_TASK]
114	mikedld	2818	shl edx,5
		2819	add edx,window_data
		2820	movzx ebx,[edx+WDATA.fl_wstyle]
		2821	and bl,0x0F
		2822	cmp bl,3
		2823	jne .not_style_3
		2824
		2825	push edx
		2826	call drawwindow_IV_caption
		2827	add esp,4
		2828	jmp .2
		2829
		2830	.not_style_3:
		2831	cmp bl,2
		2832	jne .not_style_2
		2833
		2834	call drawwindow_III_caption
		2835	jmp .2
		2836
		2837	.not_style_2:
		2838	cmp bl,0
		2839	jne .2
		2840
		2841	call drawwindow_I_caption
		2842
		2843	;--------------------------------------------------------------
		2844	.2: ;jmp @f
379	serge	2845	mov edi,[CURRENT_TASK]
114	mikedld	2846	shl edi,5
		2847	test [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		2848	jz @f
380	serge	2849	mov ecx,[edi*8+SLOT_BASE+APPDATA.wnd_caption]
114	mikedld	2850	or ecx,ecx
		2851	jz @f
388	serge	2852	add ecx,[edi+CURRENT_TASK+TASKDATA.mem_start]
114	mikedld	2853
		2854	movzx eax,[edi+window_data+WDATA.fl_wstyle]
		2855	and al,0x0F
		2856	cmp al,3
		2857	jne .not_skinned
		2858
		2859	mov ebp,[edi+window_data+WDATA.box.left-2]
		2860	mov bp,word[edi+window_data+WDATA.box.top]
		2861	movzx eax,word[edi+window_data+WDATA.box.width]
		2862	sub ax,[_skinmargins.left]
		2863	sub ax,[_skinmargins.right]
		2864	cwde
		2865	cdq
		2866	mov ebx,6
		2867	idiv ebx
		2868	or eax,eax
		2869	js @f
		2870	mov edx,eax
		2871	mov eax,dword[_skinmargins.left-2]
		2872	mov ax,word[_skinh]
		2873	sub ax,[_skinmargins.bottom]
		2874	sub ax,[_skinmargins.top]
		2875	sar ax,1
		2876	adc ax,0
		2877	add ax,[_skinmargins.top]
		2878	add ax,-3
		2879	add eax,ebp
139	diamond	2880	jmp .dodraw
114	mikedld	2881
		2882	.not_skinned:
		2883	cmp al,1
		2884	je @f
		2885
		2886	mov ebp,[edi+window_data+WDATA.box.left-2]
		2887	mov bp,word[edi+window_data+WDATA.box.top]
		2888	movzx eax,word[edi+window_data+WDATA.box.width]
		2889	sub eax,16
		2890	cwde
		2891	cdq
		2892	mov ebx,6
		2893	idiv ebx
		2894	or eax,eax
		2895	js @f
		2896	mov edx,eax
		2897	mov eax,0x00080007
		2898	add eax,ebp
139	diamond	2899	.dodraw:
114	mikedld	2900	mov ebx,[common_colours+16];0x00FFFFFF
139	diamond	2901	or ebx, 0x80000000
114	mikedld	2902	xor edi,edi
		2903	call dtext
		2904
		2905	@@:
		2906	;--------------------------------------------------------------
		2907	dec [mouse_pause]
		2908	call [draw_pointer]
		2909	ret
		2910
		2911	iglobal
		2912	align 4
		2913	window_topleft dd \
		2914	1, 21,\
		2915	0, 0,\
		2916	5, 20,\
		2917	5, ?
		2918	endg
		2919
		2920	set_window_clientbox:
		2921	push eax ecx edi
		2922
		2923	mov eax,[_skinh]
		2924	mov [window_topleft+4*7],eax
		2925
		2926	mov ecx,edi
		2927	sub edi,window_data
		2928	shl edi,3
		2929	test [ecx+WDATA.fl_wstyle],WSTYLE_CLIENTRELATIVE
		2930	jz @f
		2931
		2932	movzx eax,[ecx+WDATA.fl_wstyle]
		2933	and eax,0x0F
		2934	mov eax,[eax*8+window_topleft+0]
380	serge	2935	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
114	mikedld	2936	shl eax,1
		2937	neg eax
		2938	add eax,[ecx+WDATA.box.width]
380	serge	2939	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
114	mikedld	2940
		2941	movzx eax,[ecx+WDATA.fl_wstyle]
		2942	and eax,0x0F
		2943	push [eax*8+window_topleft+0]
		2944	mov eax,[eax*8+window_topleft+4]
380	serge	2945	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
114	mikedld	2946	neg eax
		2947	sub eax,[esp]
		2948	add eax,[ecx+WDATA.box.height]
380	serge	2949	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
114	mikedld	2950	add esp,4
		2951
		2952	pop edi ecx eax
		2953	ret
		2954	@@:
		2955	xor eax,eax
380	serge	2956	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		2957	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
114	mikedld	2958	mov eax,[ecx+WDATA.box.width]
380	serge	2959	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
114	mikedld	2960	mov eax,[ecx+WDATA.box.height]
380	serge	2961	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
114	mikedld	2962
		2963	pop edi ecx eax
		2964	ret
		2965
1	ha	2966	sys_set_window:
		2967
379	serge	2968	mov edi,[CURRENT_TASK]
1	ha	2969	shl edi,5
		2970	add edi,window_data
		2971
		2972	; colors
114	mikedld	2973	mov [edi+WDATA.cl_workarea],ecx
		2974	mov [edi+WDATA.cl_titlebar],edx
		2975	mov [edi+WDATA.cl_frames],esi
1	ha	2976
		2977	; check flag (?)
186	diamond	2978	test [edi+WDATA.fl_wdrawn],1
		2979	jnz newd
1	ha	2980
		2981	push eax
		2982	mov eax,[timer_ticks] ;[0xfdf0]
		2983	add eax,100
		2984	mov [new_window_starting],eax
		2985	pop eax
		2986
114	mikedld	2987	mov word[edi+WDATA.box.width],ax
		2988	mov word[edi+WDATA.box.height],bx
		2989	sar eax,16
		2990	sar ebx,16
		2991	mov word[edi+WDATA.box.left],ax
		2992	mov word[edi+WDATA.box.top],bx
1	ha	2993
		2994	call check_window_position
		2995
164	serge	2996	call set_window_clientbox
1	ha	2997
		2998	push ecx esi edi ; save for window fullscreen/resize
114	mikedld	2999	;mov esi,edi
		3000
		3001	mov cl,[edi+WDATA.fl_wstyle]
		3002
1	ha	3003	sub edi,window_data
114	mikedld	3004	shl edi,3
380	serge	3005	add edi,SLOT_BASE
114	mikedld	3006
		3007	and cl,0x0F
115	poddubny	3008	mov [edi+APPDATA.wnd_caption],0
114	mikedld	3009	cmp cl,3
		3010	jne @f
115	poddubny	3011	mov [edi+APPDATA.wnd_caption],esi
114	mikedld	3012	@@: mov esi,[esp+0]
		3013
115	poddubny	3014	add edi, APPDATA.saved_box
186	diamond	3015	movsd
		3016	movsd
		3017	movsd
		3018	movsd
1	ha	3019	pop edi esi ecx
		3020
		3021	push eax ebx ecx edx
		3022	;;; mov eax, 1
		3023	;;; call delay_hs
115	poddubny	3024	mov eax, [edi+WDATA.box.left]
		3025	mov ebx, [edi+WDATA.box.top]
		3026	mov ecx, [edi+WDATA.box.width]
		3027	mov edx, [edi+WDATA.box.height]
1	ha	3028	add ecx, eax
		3029	add edx, ebx
		3030	call calculatescreen
		3031	pop edx ecx ebx eax
		3032
381	serge	3033	mov [KEY_COUNT],byte 0 ; empty keyboard buffer
		3034	mov [BTN_COUNT],byte 0 ; empty button buffer
1	ha	3035
		3036	newd:
186	diamond	3037	mov [edi+WDATA.fl_redraw],byte 0 ; no redraw
1	ha	3038	mov edx,edi
		3039
		3040	ret
		3041
114	mikedld	3042	syscall_windowsettings:
1	ha	3043
114	mikedld	3044	.set_window_caption:
		3045	dec eax ; subfunction #1 - set window caption
		3046	jnz .get_window_caption
		3047
		3048	; NOTE: only window owner thread can set its caption,
		3049	; so there's no parameter for PID/TID
		3050
379	serge	3051	mov edi,[CURRENT_TASK]
114	mikedld	3052	shl edi,5
		3053
		3054	; have to check if caption is within application memory limit
		3055	; check is trivial, and if application resizes its memory,
		3056	; caption still can become over bounds
202	diamond	3057	; diamond, 31.10.2006: check removed because with new memory manager
		3058	; there can be valid data after APPDATA.mem_size bound
380	serge	3059	; mov ecx,[edi*8+SLOT_BASE+APPDATA.mem_size]
202	diamond	3060	; add ecx,255 ; max caption length
		3061	; cmp ebx,ecx
		3062	; ja .exit_fail
114	mikedld	3063
380	serge	3064	mov [edi*8+SLOT_BASE+APPDATA.wnd_caption],ebx
114	mikedld	3065	or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		3066
		3067	call draw_window_caption
		3068
		3069	xor eax,eax ; eax = 0 (success)
		3070	ret
		3071
		3072	.get_window_caption:
		3073	dec eax ; subfunction #2 - get window caption
		3074	jnz .exit_fail
		3075
		3076	; not implemented yet
		3077
		3078	.exit_fail:
		3079	xor eax,eax
		3080	inc eax ; eax = 1 (fail)
		3081	ret
		3082
		3083
1	ha	3084	sys_window_move:
		3085
379	serge	3086	mov edi,[CURRENT_TASK]
49	mikedld	3087	shl edi,5
		3088	add edi,window_data
1	ha	3089
49	mikedld	3090	test [edi+WDATA.fl_wstate],WSTATE_MAXIMIZED
		3091	jnz .window_move_return
1	ha	3092
115	poddubny	3093	push dword [edi + WDATA.box.left] ; save old coordinates
		3094	push dword [edi + WDATA.box.top]
		3095	push dword [edi + WDATA.box.width]
		3096	push dword [edi + WDATA.box.height]
1	ha	3097
49	mikedld	3098	cmp eax,-1 ; set new position and size
		3099	je .no_x_reposition
115	poddubny	3100	mov [edi + WDATA.box.left], eax
49	mikedld	3101	.no_x_reposition:
		3102	cmp ebx,-1
		3103	je .no_y_reposition
115	poddubny	3104	mov [edi + WDATA.box.top], ebx
49	mikedld	3105	.no_y_reposition:
1	ha	3106
49	mikedld	3107	test [edi+WDATA.fl_wstate],WSTATE_ROLLEDUP
		3108	jnz .no_y_resizing
1	ha	3109
49	mikedld	3110	cmp ecx,-1
		3111	je .no_x_resizing
115	poddubny	3112	mov [edi + WDATA.box.width], ecx
49	mikedld	3113	.no_x_resizing:
		3114	cmp edx,-1
		3115	je .no_y_resizing
115	poddubny	3116	mov [edi + WDATA.box.height], edx
49	mikedld	3117	.no_y_resizing:
1	ha	3118
49	mikedld	3119	call check_window_position
150	diamond	3120	call set_window_clientbox
1	ha	3121
49	mikedld	3122	pushad ; save for window fullscreen/resize
		3123	mov esi,edi
		3124	sub edi,window_data
		3125	shr edi,5
		3126	shl edi,8
380	serge	3127	add edi, SLOT_BASE + APPDATA.saved_box
49	mikedld	3128	mov ecx,4
		3129	cld
		3130	rep movsd
		3131	popad
		3132
		3133	pushad ; calculcate screen at new position
115	poddubny	3134	mov eax, [edi + WDATA.box.left]
		3135	mov ebx, [edi + WDATA.box.top]
		3136	mov ecx, [edi + WDATA.box.width]
		3137	mov edx, [edi + WDATA.box.height]
164	serge	3138	add ecx,eax
		3139	add edx,ebx
221	serge	3140
49	mikedld	3141	call calculatescreen
		3142	popad
		3143
		3144	pop edx ; calculcate screen at old position
		3145	pop ecx
		3146	pop ebx
		3147	pop eax
		3148	add ecx,eax
		3149	add edx,ebx
		3150	mov [dlx],eax ; save for drawlimits
		3151	mov [dly],ebx
		3152	mov [dlxe],ecx
		3153	mov [dlye],edx
		3154	call calculatescreen
		3155
115	poddubny	3156	mov [edi + WDATA.fl_redraw], 1 ; flag the process as redraw
49	mikedld	3157
		3158	mov eax,edi ; redraw screen at old position
		3159	xor esi,esi
		3160	call redrawscreen
		3161
381	serge	3162	mov [DONT_DRAW_MOUSE],byte 0 ; mouse pointer
		3163	mov [MOUSE_BACKGROUND],byte 0 ; no mouse under
		3164	mov [MOUSE_DOWN],byte 0 ; react to mouse up/down
49	mikedld	3165
		3166	mov ecx,10 ; wait 1/10 second
		3167	.wmrl3:
		3168	call [draw_pointer]
		3169	mov eax,1
		3170	call delay_hs
		3171	loop .wmrl3
		3172
		3173	mov [window_move_pr],0
		3174
		3175	.window_move_return:
		3176
1	ha	3177	ret
		3178
67	diamond	3179	;type_background_1:
		3180	; cmp [0xfff0],byte 0 ; background update ?
		3181	; jz temp_nobackgr
		3182	; mov [0xfff0],byte 2
		3183	; call change_task
		3184	; mov [draw_data+32+0],dword 0
		3185	; mov [draw_data+32+4],dword 0
381	serge	3186	; mov eax,[ScreenWidth
67	diamond	3187	; mov ebx,[0xfe04]
		3188	; mov [draw_data+32+8],eax
		3189	; mov [draw_data+32+12],ebx
		3190	; call drawbackground
		3191	; mov [0xfff0],byte 0
381	serge	3192	; mov [MOUSE_BACKGROUND],byte 0
67	diamond	3193	;temp_nobackgr:
		3194	; ret
41	mikedld	3195
1	ha	3196	uglobal
		3197	window_move_pr dd 0x0
		3198	window_move_eax dd 0x0
		3199	window_move_ebx dd 0x0
		3200	window_move_ecx dd 0x0
		3201	window_move_edx dd 0x0
		3202	endg
		3203
		3204	;ok - 100% work
		3205	;nt - not tested
		3206	;---------------------------------------------------------------------------------------------
		3207	;eax
		3208	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3209	;1 - change task. Ret nothing. Block. ok.
		3210	;2 - performance control
		3211	; ebx
		3212	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3213	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3214	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3215	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3216	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3217	;eax
		3218	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3219	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3220	;---------------------------------------------------------------------------------------------
		3221	sys_sheduler: ;noname & halyavin
		3222	cmp eax,0
		3223	je shed_counter
		3224	cmp eax,2
		3225	je perf_control
		3226	cmp eax,3
		3227	je rdmsr_instr
		3228	cmp eax,4
		3229	je wrmsr_instr
		3230	cmp eax,1
		3231	jne not_supported
		3232	call change_task ;delay,0
		3233	ret
		3234	shed_counter:
		3235	mov eax,[context_counter]
		3236	mov [esp+36],eax
		3237	not_supported:
		3238	ret
		3239	perf_control:
		3240	inc eax ;now eax=3
		3241	cmp ebx,eax
		3242	je cache_disable
		3243	dec eax
		3244	cmp ebx,eax
		3245	je cache_enable
		3246	dec eax
		3247	cmp ebx,eax
		3248	je is_cache_enabled
		3249	dec eax
		3250	cmp ebx,eax
		3251	je modify_pce
		3252	ret
		3253
		3254	rdmsr_instr:
		3255	;now counter in ecx
		3256	;(edx:eax) esi:edi => edx:esi
		3257	mov eax,esi
		3258	rdmsr
		3259	mov [esp+36],eax
		3260	mov [esp+24],edx ;ret in ebx?
		3261	ret
		3262
		3263	wrmsr_instr:
		3264	;now counter in ecx
		3265	;(edx:eax) esi:edi => edx:esi
		3266	mov eax,esi
		3267	wrmsr
		3268	mov [esp+36],eax
		3269	mov [esp+24],edx ;ret in ebx?
		3270	ret
		3271
		3272	cache_disable:
		3273	mov eax,cr0
		3274	or eax,01100000000000000000000000000000b
		3275	mov cr0,eax
		3276	wbinvd ;set MESI
		3277	ret
		3278
		3279	cache_enable:
		3280	mov eax,cr0
		3281	and eax,10011111111111111111111111111111b
		3282	mov cr0,eax
		3283	ret
		3284
		3285	is_cache_enabled:
		3286	mov eax,cr0
		3287	mov ebx,eax
		3288	and eax,01100000000000000000000000000000b
		3289	jz cache_disabled
		3290	mov [esp+36],ebx
		3291	cache_disabled:
		3292	mov dword [esp+36],eax ;0
		3293	ret
		3294
		3295	modify_pce:
		3296	mov eax,cr4
		3297	; mov ebx,0
		3298	; or bx,100000000b ;pce
		3299	; xor eax,ebx ;invert pce
17	me_root	3300	bts eax,8 ;pce=cr4[8]
1	ha	3301	mov cr4,eax
		3302	mov [esp+36],eax
		3303	ret
		3304	;---------------------------------------------------------------------------------------------
		3305
		3306
		3307	; check if pixel is allowed to be drawn
		3308
		3309	checkpixel:
21	poddubny	3310	push eax edx
1	ha	3311
381	serge	3312	mov edx,[ScreenWidth] ; screen x size
1	ha	3313	inc edx
21	poddubny	3314	imul edx, ebx
1	ha	3315	mov dl, [eax+edx+display_data] ; lea eax, [...]
		3316
21	poddubny	3317	xor ecx, ecx
221	serge	3318	mov eax, [CURRENT_TASK]
105	poddubny	3319	cmp al, dl
21	poddubny	3320	setne cl
1	ha	3321
21	poddubny	3322	pop edx eax
1	ha	3323	ret
		3324
		3325	iglobal
143	diamond	3326	cpustring db '/RD/1/CPU',0
1	ha	3327	endg
		3328
67	diamond	3329	uglobal
76	mario79	3330	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3331	endg
1	ha	3332
		3333	align 4
		3334	; check misc
		3335
		3336	checkmisc:
		3337
		3338	cmp [ctrl_alt_del], 1
		3339	jne nocpustart
143	diamond	3340	mov ebp, cpustring
		3341	lea esi,[ebp+6]
41	mikedld	3342	xor ebx,ebx ; no parameters
40	halyavin	3343	xor edx,edx ; no flags
143	diamond	3344	call fs_RamdiskExecute.flags
1	ha	3345	mov [ctrl_alt_del], 0
455	serge	3346
		3347	nocpustart:
1	ha	3348	cmp [mouse_active], 1
		3349	jne mouse_not_active
		3350	mov [mouse_active], 0
		3351	xor edi, edi
455	serge	3352	mov ecx, [TASK_COUNT]
		3353	set_mouse_event:
1	ha	3354	add edi, 256
455	serge	3355	or [edi+SLOT_BASE+APPDATA.event_mask], dword 100000b
1	ha	3356	loop set_mouse_event
		3357
455	serge	3358	mouse_not_active:
381	serge	3359	cmp [REDRAW_BACKGROUND],byte 0 ; background update ?
1	ha	3360	jz nobackgr
76	mario79	3361	cmp [background_defined], 0
		3362	jz nobackgr
381	serge	3363	mov [REDRAW_BACKGROUND],byte 2
1	ha	3364	call change_task
459	serge	3365	mov [draw_data+32 + RECT.left],dword 0
		3366	mov [draw_data+32 + RECT.top],dword 0
381	serge	3367	mov eax,[ScreenWidth]
		3368	mov ebx,[ScreenHeight]
459	serge	3369	mov [draw_data+32 + RECT.right],eax
		3370	mov [draw_data+32 + RECT.bottom],ebx
1	ha	3371	call drawbackground
381	serge	3372	mov [REDRAW_BACKGROUND],byte 0
		3373	mov [MOUSE_BACKGROUND],byte 0
1	ha	3374
459	serge	3375	nobackgr:
1	ha	3376
		3377	; system shutdown request
		3378
381	serge	3379	cmp [SYS_SHUTDOWN],byte 0
1	ha	3380	je noshutdown
		3381
		3382	mov edx,[shutdown_processes]
		3383	sub dl,2
		3384
381	serge	3385	cmp [SYS_SHUTDOWN],dl
1	ha	3386	jne no_mark_system_shutdown
		3387
393	serge	3388	mov edx,OS_BASE+0x3040
381	serge	3389	movzx ecx,byte [SYS_SHUTDOWN]
1	ha	3390	add ecx,5
459	serge	3391	markz:
115	poddubny	3392	mov [edx+TASKDATA.state],byte 3
1	ha	3393	add edx,0x20
		3394	loop markz
		3395
		3396	no_mark_system_shutdown:
		3397
		3398	call [disable_mouse]
		3399
381	serge	3400	dec byte [SYS_SHUTDOWN]
1	ha	3401
381	serge	3402	cmp [SYS_SHUTDOWN],byte 0
1	ha	3403	je system_shutdown
		3404
459	serge	3405	noshutdown:
1	ha	3406
		3407
379	serge	3408	mov eax,[TASK_COUNT] ; termination
		3409	mov ebx,TASK_DATA+TASKDATA.state
1	ha	3410	mov esi,1
		3411
459	serge	3412	newct:
1	ha	3413	mov cl,[ebx]
		3414	cmp cl,byte 3
		3415	jz terminate
		3416	cmp cl,byte 4
		3417	jz terminate
		3418
		3419	add ebx,0x20
		3420	inc esi
		3421	dec eax
		3422	jnz newct
		3423
		3424	ret
		3425
		3426
		3427	; redraw screen
		3428
		3429	redrawscreen:
		3430
		3431	; eax , if process window_data base is eax, do not set flag/limits
		3432
		3433	pushad
		3434	push eax
		3435
		3436	;;; mov eax,2
		3437	;;; call delay_hs
		3438
		3439	;mov ecx,0 ; redraw flags for apps
		3440	xor ecx,ecx
		3441	newdw2:
		3442
		3443	inc ecx
		3444	push ecx
		3445
		3446	mov eax,ecx
		3447	shl eax,5
		3448	add eax,window_data
		3449
		3450	cmp eax,[esp+4]
		3451	je not_this_task
		3452	; check if window in redraw area
		3453	mov edi,eax
		3454
		3455	cmp ecx,1 ; limit for background
		3456	jz bgli
		3457
115	poddubny	3458	mov eax, [edi + WDATA.box.left]
		3459	mov ebx, [edi + WDATA.box.top]
		3460	mov ecx, [edi + WDATA.box.width]
		3461	mov edx, [edi + WDATA.box.height]
164	serge	3462	add ecx,eax
		3463	add edx,ebx
1	ha	3464
		3465	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3466	cmp ecx,ebx
		3467	jb ricino
		3468
		3469	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3470	cmp ecx,eax
		3471	jb ricino
		3472
115	poddubny	3473	mov eax, [edi + WDATA.box.left]
		3474	mov ebx, [edi + WDATA.box.top]
		3475	mov ecx, [edi + WDATA.box.width]
		3476	mov edx, [edi + WDATA.box.height]
		3477	add ecx, eax
		3478	add edx, ebx
164	serge	3479
1	ha	3480	mov eax,[dly] ; eax = area y start edx = window y end
		3481	cmp edx,eax
		3482	jb ricino
		3483
		3484	mov eax,[dlx] ; eax = area x start ecx = window x end
		3485	cmp ecx,eax
		3486	jb ricino
		3487
		3488	bgli:
		3489
		3490	cmp edi,esi
		3491	jz ricino
		3492
		3493	mov eax,edi
		3494	add eax,draw_data-window_data
		3495
		3496	mov ebx,[dlx] ; set limits
115	poddubny	3497	mov [eax + RECT.left], ebx
1	ha	3498	mov ebx,[dly]
115	poddubny	3499	mov [eax + RECT.top], ebx
1	ha	3500	mov ebx,[dlxe]
115	poddubny	3501	mov [eax + RECT.right], ebx
1	ha	3502	mov ebx,[dlye]
115	poddubny	3503	mov [eax + RECT.bottom], ebx
1	ha	3504
		3505	sub eax,draw_data-window_data
		3506
		3507	cmp ecx,1
		3508	jne nobgrd
		3509	cmp esi,1
		3510	je newdw8
		3511	call drawbackground
		3512
		3513	newdw8:
		3514	nobgrd:
		3515
115	poddubny	3516	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3517
		3518	ricino:
		3519
		3520	not_this_task:
		3521
		3522	pop ecx
		3523
379	serge	3524	cmp ecx,[TASK_COUNT]
1	ha	3525	jle newdw2
		3526
		3527	pop eax
		3528	popad
		3529
		3530	ret
		3531
		3532	calculatebackground: ; background
		3533
		3534	; all black
		3535
		3536	mov [display_data-8],dword 4 ; size x
		3537	mov [display_data-4],dword 2 ; size y
		3538
381	serge	3539	mov edi, IMG_BACKGROUND ; set background to black
1	ha	3540	xor eax, eax
		3541	mov ecx, 0x0fff00 / 4
		3542	cld
		3543	rep stosd
		3544
		3545	mov edi,display_data ; set os to use all pixels
		3546	mov eax,0x01010101
322	diamond	3547	mov ecx,0x15ff00 / 4
1	ha	3548	rep stosd
		3549
381	serge	3550	mov byte [REDRAW_BACKGROUND], 0 ; do not draw background!
1	ha	3551
		3552	ret
		3553
		3554	uglobal
		3555	imax dd 0x0
		3556	endg
		3557
		3558
		3559
		3560	delay_ms: ; delay in 1/1000 sec
		3561
		3562
		3563	push eax
		3564	push ecx
		3565
		3566	mov ecx,esi
		3567	;
		3568	imul ecx, 33941
		3569	shr ecx, 9
		3570	;
		3571
		3572	in al,0x61
		3573	and al,0x10
		3574	mov ah,al
		3575	cld
		3576
		3577	cnt1: in al,0x61
		3578	and al,0x10
		3579	cmp al,ah
		3580	jz cnt1
		3581
		3582	mov ah,al
		3583	loop cnt1
		3584
		3585	pop ecx
		3586	pop eax
		3587
		3588	ret
		3589
		3590
		3591	set_app_param:
		3592	push edi
		3593
379	serge	3594	mov edi,[TASK_BASE]
115	poddubny	3595	mov [edi+TASKDATA.event_mask],eax
1	ha	3596
		3597	pop edi
		3598	ret
		3599
		3600
		3601
		3602	delay_hs: ; delay in 1/100 secs
		3603	push eax
		3604	push ecx
		3605	push edx
		3606
115	poddubny	3607	mov edx,[timer_ticks]
1	ha	3608	add edx,eax
		3609
		3610	newtic:
115	poddubny	3611	mov ecx,[timer_ticks]
1	ha	3612	cmp edx,ecx
		3613	jbe zerodelay
		3614
		3615	call change_task
		3616
		3617	jmp newtic
		3618
		3619	zerodelay:
		3620	pop edx
		3621	pop ecx
		3622	pop eax
		3623
		3624	ret
		3625
		3626
		3627	memmove: ; memory move in bytes
		3628
		3629	; eax = from
		3630	; ebx = to
		3631	; ecx = no of bytes
		3632	test ecx, ecx
		3633	jle .ret
		3634
		3635
		3636	push esi edi ecx
		3637
		3638	mov edi, ebx
		3639	mov esi, eax
		3640
		3641	test ecx, not 11b
		3642	jz @f
		3643
		3644	push ecx
		3645	shr ecx, 2
		3646	rep movsd
		3647	pop ecx
		3648	and ecx, 11b
		3649	jz .finish
		3650	@@:
		3651	rep movsb
		3652
		3653	.finish:
		3654	pop ecx edi esi
		3655	.ret:
		3656	ret
		3657
		3658
75	diamond	3659	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3660	;align 4
1	ha	3661	;
75	diamond	3662	;read_floppy_file:
1	ha	3663	;
75	diamond	3664	;; as input
		3665	;;
		3666	;; eax pointer to file
		3667	;; ebx file lenght
		3668	;; ecx start 512 byte block number
		3669	;; edx number of blocks to read
		3670	;; esi pointer to return/work area (atleast 20 000 bytes)
		3671	;;
		3672	;;
		3673	;; on return
		3674	;;
		3675	;; eax = 0 command succesful
		3676	;; 1 no fd base and/or partition defined
		3677	;; 2 yet unsupported FS
		3678	;; 3 unknown FS
		3679	;; 4 partition not defined at hd
		3680	;; 5 file not found
		3681	;; ebx = size of file
1	ha	3682	;
379	serge	3683	; mov edi,[TASK_BASE]
75	diamond	3684	; add edi,0x10
		3685	; add esi,[edi]
		3686	; add eax,[edi]
1	ha	3687	;
75	diamond	3688	; pushad
		3689	; mov edi,esi
		3690	; add edi,1024
		3691	; mov esi,0x100000+19*512
		3692	; sub ecx,1
		3693	; shl ecx,9
		3694	; add esi,ecx
		3695	; shl edx,9
		3696	; mov ecx,edx
		3697	; cld
		3698	; rep movsb
		3699	; popad
		3700	;
		3701	; mov [esp+36],eax
		3702	; mov [esp+24],ebx
		3703	; ret
1	ha	3704
		3705
		3706
		3707	align 4
		3708
		3709	sys_programirq:
		3710
379	serge	3711	mov edi,[TASK_BASE]
115	poddubny	3712	add eax,[edi+TASKDATA.mem_start]
1	ha	3713
75	diamond	3714	cmp ebx,16
		3715	jae .not_owner
379	serge	3716	mov edi,[TASK_BASE]
115	poddubny	3717	mov edi,[edi+TASKDATA.pid]
75	diamond	3718	cmp edi,[irq_owner+ebx*4]
1	ha	3719	je spril1
75	diamond	3720	.not_owner:
1	ha	3721	mov [esp+36],dword 1
		3722	ret
		3723	spril1:
		3724
		3725	mov esi,eax
		3726	shl ebx,6
		3727	add ebx,irq00read
		3728	mov edi,ebx
		3729	mov ecx,16
		3730	cld
		3731	rep movsd
		3732	mov [esp+36],dword 0
		3733	ret
		3734
		3735
		3736	align 4
		3737
		3738	get_irq_data:
75	diamond	3739	cmp eax,16
		3740	jae .not_owner
1	ha	3741	mov edx,eax ; check for correct owner
		3742	shl edx,2
		3743	add edx,irq_owner
		3744	mov edx,[edx]
379	serge	3745	mov edi,[TASK_BASE]
115	poddubny	3746	mov edi,[edi+TASKDATA.pid]
1	ha	3747	cmp edx,edi
		3748	je gidril1
75	diamond	3749	.not_owner:
		3750	mov [esp+32],dword 2 ; ecx=2
1	ha	3751	ret
		3752
		3753	gidril1:
		3754
		3755	mov ebx,eax
		3756	shl ebx,12
381	serge	3757	add ebx,IRQ_SAVE
1	ha	3758	mov eax,[ebx]
		3759	mov ecx,1
		3760	test eax,eax
		3761	jz gid1
		3762
		3763	dec eax
		3764	mov esi,ebx
		3765	mov [ebx],eax
		3766	movzx ebx,byte [ebx+0x10]
		3767	add esi,0x10
		3768	mov edi,esi
		3769	inc esi
		3770	mov ecx,4000 / 4
		3771	cld
		3772	rep movsd
75	diamond	3773	; xor ecx,ecx ; as result of 'rep' ecx=0
1	ha	3774	gid1:
		3775	mov [esp+36],eax
		3776	mov [esp+32],ecx
		3777	mov [esp+24],ebx
		3778	ret
		3779
		3780
		3781	set_io_access_rights:
		3782
		3783	pushad
		3784
430	serge	3785	mov edi, tss._io_map_0
1	ha	3786
430	serge	3787	; mov ecx,eax
		3788	; and ecx,7 ; offset in byte
1	ha	3789
430	serge	3790	; shr eax,3 ; number of byte
		3791	; add edi,eax
1	ha	3792
430	serge	3793	; mov ebx,1
		3794	; shl ebx,cl
1	ha	3795
		3796	cmp ebp,0 ; enable access - ebp = 0
		3797	jne siar1
		3798
430	serge	3799	; not ebx
		3800	; and [edi],byte bl
		3801	btr [edi], eax
1	ha	3802
		3803	popad
		3804
		3805	ret
		3806
430	serge	3807	siar1:
1	ha	3808
430	serge	3809	bts [edi], eax
		3810	; or [edi],byte bl ; disable access - ebp = 1
1	ha	3811
		3812	popad
		3813
		3814	ret
		3815
		3816	r_f_port_area:
		3817
		3818	test eax, eax
		3819	jnz free_port_area
		3820	; je r_port_area
		3821	; jmp free_port_area
		3822
		3823	; r_port_area:
		3824
		3825	pushad
		3826
		3827	cmp ebx,ecx ; beginning > end ?
75	diamond	3828	ja rpal1
		3829	cmp ecx,65536
		3830	jae rpal1
381	serge	3831	mov esi,[RESERVED_PORTS]
75	diamond	3832	test esi,esi ; no reserved areas ?
1	ha	3833	je rpal2
		3834	cmp esi,255 ; max reserved
75	diamond	3835	jae rpal1
430	serge	3836	rpal3:
1	ha	3837	mov edi,esi
		3838	shl edi,4
381	serge	3839	add edi,RESERVED_PORTS
1	ha	3840	cmp ebx,[edi+8]
75	diamond	3841	ja rpal4
1	ha	3842	cmp ecx,[edi+4]
		3843	jae rpal1
		3844	; jb rpal4
		3845	; jmp rpal1
430	serge	3846	rpal4:
1	ha	3847
		3848	dec esi
		3849	jnz rpal3
		3850	jmp rpal2
		3851	rpal1:
		3852	popad
		3853	mov eax,1
		3854	ret
		3855
		3856	rpal2:
		3857	popad
		3858
		3859
		3860	; enable port access at port IO map
		3861	cli
		3862	pushad ; start enable io map
		3863
		3864	cmp ecx,65536 ;16384
		3865	jae no_unmask_io ; jge
		3866
		3867	mov eax,ebx
		3868
		3869	new_port_access:
		3870
		3871	pushad
		3872
75	diamond	3873	xor ebp,ebp ; enable - eax = port
1	ha	3874	call set_io_access_rights
		3875
		3876	popad
		3877
		3878	inc eax
		3879	cmp eax,ecx
		3880	jbe new_port_access
		3881
		3882	no_unmask_io:
		3883
		3884	popad ; end enable io map
		3885	sti
		3886
381	serge	3887	mov edi,[RESERVED_PORTS]
1	ha	3888	add edi,1
381	serge	3889	mov [RESERVED_PORTS],edi
1	ha	3890	shl edi,4
381	serge	3891	add edi,RESERVED_PORTS
379	serge	3892	mov esi,[TASK_BASE]
115	poddubny	3893	mov esi,[esi+TASKDATA.pid]
1	ha	3894	mov [edi],esi
		3895	mov [edi+4],ebx
		3896	mov [edi+8],ecx
		3897
		3898	xor eax, eax
		3899	ret
		3900
		3901	free_port_area:
		3902
		3903	pushad
		3904
381	serge	3905	mov esi,[RESERVED_PORTS] ; no reserved areas ?
75	diamond	3906	test esi,esi
1	ha	3907	je frpal2
379	serge	3908	mov edx,[TASK_BASE]
115	poddubny	3909	mov edx,[edx+TASKDATA.pid]
1	ha	3910	frpal3:
		3911	mov edi,esi
		3912	shl edi,4
381	serge	3913	add edi,RESERVED_PORTS
1	ha	3914	cmp edx,[edi]
		3915	jne frpal4
		3916	cmp ebx,[edi+4]
		3917	jne frpal4
		3918	cmp ecx,[edi+8]
		3919	jne frpal4
		3920	jmp frpal1
		3921	frpal4:
		3922	dec esi
		3923	jnz frpal3
		3924	frpal2:
		3925	popad
		3926	mov eax,1
		3927	ret
		3928	frpal1:
		3929	mov ecx,256
		3930	sub ecx,esi
		3931	shl ecx,4
		3932	mov esi,edi
		3933	add esi,16
		3934	cld
		3935	rep movsb
		3936
381	serge	3937	dec dword [RESERVED_PORTS]
1	ha	3938
		3939	popad
		3940
		3941
		3942	; disable port access at port IO map
		3943
		3944	pushad ; start disable io map
		3945
		3946	cmp ecx,65536 ;16384
		3947	jge no_mask_io
		3948
		3949	mov eax,ebx
		3950
		3951	new_port_access_disable:
		3952
		3953	pushad
		3954
		3955	mov ebp,1 ; disable - eax = port
		3956	call set_io_access_rights
		3957
		3958	popad
		3959
		3960	inc eax
		3961	cmp eax,ecx
		3962	jbe new_port_access_disable
		3963
		3964	no_mask_io:
		3965
		3966	popad ; end disable io map
		3967
		3968	xor eax, eax
		3969	ret
		3970
		3971
		3972	reserve_free_irq:
		3973
75	diamond	3974	mov ecx, 1
		3975	cmp ebx, 16
		3976	jae fril1
		3977	test eax,eax
1	ha	3978	jz reserve_irq
		3979
75	diamond	3980	lea edi,[irq_owner+ebx*4]
1	ha	3981	mov edx,[edi]
379	serge	3982	mov eax,[TASK_BASE]
115	poddubny	3983	cmp edx,[eax+TASKDATA.pid]
1	ha	3984	jne fril1
75	diamond	3985	dec ecx
		3986	mov [edi],ecx
1	ha	3987	fril1:
		3988	mov [esp+36],ecx ; return in eax
		3989	ret
		3990
		3991	reserve_irq:
		3992
75	diamond	3993	lea edi,[irq_owner+ebx*4]
		3994	cmp dword [edi], 0
		3995	jnz ril1
1	ha	3996
379	serge	3997	mov edx,[TASK_BASE]
115	poddubny	3998	mov edx,[edx+TASKDATA.pid]
1	ha	3999	mov [edi],edx
75	diamond	4000	dec ecx
1	ha	4001	ril1:
		4002	mov [esp+36],ecx ; return in eax
		4003	ret
		4004
		4005	drawbackground:
33	mario79	4006	inc [mouse_pause]
381	serge	4007	cmp [SCR_MODE],word 0x12
117	mario79	4008	je dbrv20
1	ha	4009	dbrv12:
381	serge	4010	cmp [SCR_MODE],word 0100000000000000b
1	ha	4011	jge dbrv20
381	serge	4012	cmp [SCR_MODE],word 0x13
1	ha	4013	je dbrv20
		4014	call vesa12_drawbackground
33	mario79	4015	dec [mouse_pause]
36	mario79	4016	call [draw_pointer]
1	ha	4017	ret
		4018	dbrv20:
		4019	cmp [display_data-12],dword 1
		4020	jne bgrstr
		4021	call vesa20_drawbackground_tiled
33	mario79	4022	dec [mouse_pause]
36	mario79	4023	call [draw_pointer]
1	ha	4024	ret
		4025	bgrstr:
		4026	call vesa20_drawbackground_stretch
33	mario79	4027	dec [mouse_pause]
36	mario79	4028	call [draw_pointer]
1	ha	4029	ret
		4030
75	diamond	4031	align 4
1	ha	4032
75	diamond	4033	syscall_putimage: ; PutImage
33	mario79	4034
75	diamond	4035	mov edx,ecx
		4036	mov ecx,ebx
419	serge	4037	mov ebx, eax
75	diamond	4038
1	ha	4039	sys_putimage:
53	mikedld	4040	test ecx,0x80008000
		4041	jnz .exit
		4042	test ecx,0x0000FFFF
		4043	jz .exit
		4044	test ecx,0xFFFF0000
		4045	jnz @f
		4046	.exit:
		4047	ret
		4048	@@:
427	serge	4049	mov edi,[current_slot]
		4050	add dx,word[edi+APPDATA.wnd_clientbox.top]
114	mikedld	4051	rol edx,16
427	serge	4052	add dx,word[edi+APPDATA.wnd_clientbox.left]
114	mikedld	4053	rol edx,16
		4054	.forced:
314	diamond	4055	push ebp esi 0
283	diamond	4056	mov ebp, putimage_get24bpp
		4057	mov esi, putimage_init24bpp
		4058	sys_putimage_bpp:
		4059	; call [disable_mouse] ; this will be done in xxx_putimage
117	mario79	4060	; mov eax, vga_putimage
381	serge	4061	cmp [SCR_MODE], word 0x12
117	mario79	4062	jz @f ;.doit
75	diamond	4063	mov eax, vesa12_putimage
381	serge	4064	cmp [SCR_MODE], word 0100000000000000b
75	diamond	4065	jae @f
381	serge	4066	cmp [SCR_MODE], word 0x13
75	diamond	4067	jnz .doit
		4068	@@:
		4069	mov eax, vesa20_putimage
		4070	.doit:
119	mario79	4071	inc [mouse_pause]
75	diamond	4072	call eax
119	mario79	4073	dec [mouse_pause]
314	diamond	4074	pop ebp esi ebp
75	diamond	4075	jmp [draw_pointer]
1	ha	4076
283	diamond	4077	syscall_putimage_palette:
419	serge	4078	mov edi, esi
283	diamond	4079	mov esi, edx
		4080	mov edx, ecx
		4081	mov ecx, ebx
419	serge	4082	mov ebx, eax
283	diamond	4083	sys_putimage_palette:
		4084	; ebx = pointer to image
		4085	; ecx = [xsize]*65536 + [ysize]
		4086	; edx = [xstart]*65536 + [ystart]
314	diamond	4087	; esi = number of bits per pixel, must be 8, 24 or 32
283	diamond	4088	; edi = pointer to palette
314	diamond	4089	; ebp = row delta
379	serge	4090	mov eax, [CURRENT_TASK]
283	diamond	4091	shl eax, 8
380	serge	4092	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
283	diamond	4093	rol edx, 16
380	serge	4094	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
283	diamond	4095	rol edx, 16
		4096	.forced:
314	diamond	4097	push ebp esi ebp
		4098	cmp esi, 8
		4099	jnz @f
283	diamond	4100	mov ebp, putimage_get8bpp
		4101	mov esi, putimage_init8bpp
		4102	jmp sys_putimage_bpp
314	diamond	4103	@@:
		4104	cmp esi, 24
		4105	jnz @f
		4106	mov ebp, putimage_get24bpp
		4107	mov esi, putimage_init24bpp
		4108	jmp sys_putimage_bpp
		4109	@@:
		4110	cmp esi, 32
		4111	jnz @f
		4112	mov ebp, putimage_get32bpp
		4113	mov esi, putimage_init32bpp
		4114	jmp sys_putimage_bpp
		4115	@@:
		4116	pop ebp esi
		4117	ret
283	diamond	4118
		4119	putimage_init24bpp:
		4120	lea eax, [eax*3]
		4121	putimage_init8bpp:
		4122	ret
		4123
		4124	putimage_get24bpp:
		4125	mov eax, [esi]
		4126	add esi, 3
		4127	ret 4
		4128	putimage_get8bpp:
		4129	movzx eax, byte [esi]
		4130	push edx
		4131	mov edx, [esp+8]
		4132	mov eax, [edx+eax*4]
		4133	pop edx
		4134	inc esi
		4135	ret 4
		4136
314	diamond	4137	putimage_init32bpp:
		4138	shl eax, 2
		4139	ret
		4140	putimage_get32bpp:
		4141	lodsd
		4142	ret 4
		4143
1	ha	4144	; eax x beginning
		4145	; ebx y beginning
		4146	; ecx x end
283	diamond	4147	; edx y end
1	ha	4148	; edi color
		4149
		4150	__sys_drawbar:
427	serge	4151	mov esi,[current_slot]
		4152	add eax,[esi+APPDATA.wnd_clientbox.left]
		4153	add ecx,[esi+APPDATA.wnd_clientbox.left]
		4154	add ebx,[esi+APPDATA.wnd_clientbox.top]
		4155	add edx,[esi+APPDATA.wnd_clientbox.top]
114	mikedld	4156	.forced:
33	mario79	4157	inc [mouse_pause]
283	diamond	4158	; call [disable_mouse]
381	serge	4159	cmp [SCR_MODE],word 0x12
117	mario79	4160	je dbv20
1	ha	4161	sdbv20:
381	serge	4162	cmp [SCR_MODE],word 0100000000000000b
1	ha	4163	jge dbv20
381	serge	4164	cmp [SCR_MODE],word 0x13
1	ha	4165	je dbv20
		4166	call vesa12_drawbar
33	mario79	4167	dec [mouse_pause]
36	mario79	4168	call [draw_pointer]
1	ha	4169	ret
		4170	dbv20:
		4171	call vesa20_drawbar
33	mario79	4172	dec [mouse_pause]
36	mario79	4173	call [draw_pointer]
1	ha	4174	ret
		4175
		4176
		4177
		4178	kb_read:
		4179
		4180	push ecx edx
		4181
164	serge	4182	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4183	kr_loop:
		4184	in al,0x64
		4185	test al,1
		4186	jnz kr_ready
		4187	loop kr_loop
		4188	mov ah,1
		4189	jmp kr_exit
		4190	kr_ready:
		4191	push ecx
		4192	mov ecx,32
		4193	kr_delay:
		4194	loop kr_delay
		4195	pop ecx
		4196	in al,0x60
		4197	xor ah,ah
		4198	kr_exit:
		4199
		4200	pop edx ecx
		4201
		4202	ret
		4203
		4204
		4205	kb_write:
		4206
		4207	push ecx edx
		4208
		4209	mov dl,al
265	diamond	4210	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4211	; kw_loop1:
		4212	; in al,0x64
		4213	; test al,0x20
		4214	; jz kw_ok1
		4215	; loop kw_loop1
		4216	; mov ah,1
		4217	; jmp kw_exit
		4218	; kw_ok1:
1	ha	4219	in al,0x60
98	mario79	4220	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4221	kw_loop:
		4222	in al,0x64
		4223	test al,2
		4224	jz kw_ok
		4225	loop kw_loop
		4226	mov ah,1
		4227	jmp kw_exit
		4228	kw_ok:
		4229	mov al,dl
		4230	out 0x60,al
98	mario79	4231	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4232	kw_loop3:
		4233	in al,0x64
		4234	test al,2
		4235	jz kw_ok3
		4236	loop kw_loop3
		4237	mov ah,1
		4238	jmp kw_exit
		4239	kw_ok3:
		4240	mov ah,8
		4241	kw_loop4:
98	mario79	4242	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4243	kw_loop5:
		4244	in al,0x64
		4245	test al,1
		4246	jnz kw_ok4
		4247	loop kw_loop5
		4248	dec ah
		4249	jnz kw_loop4
		4250	kw_ok4:
		4251	xor ah,ah
		4252	kw_exit:
		4253
		4254	pop edx ecx
		4255
		4256	ret
		4257
		4258
		4259	kb_cmd:
		4260
98	mario79	4261	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4262	c_wait:
		4263	in al,0x64
		4264	test al,2
		4265	jz c_send
		4266	loop c_wait
		4267	jmp c_error
		4268	c_send:
		4269	mov al,bl
		4270	out 0x64,al
98	mario79	4271	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4272	c_accept:
		4273	in al,0x64
		4274	test al,2
		4275	jz c_ok
		4276	loop c_accept
		4277	c_error:
		4278	mov ah,1
		4279	jmp c_exit
		4280	c_ok:
		4281	xor ah,ah
		4282	c_exit:
		4283	ret
		4284
		4285
		4286	setmouse: ; set mousepicture -pointer
		4287	; ps2 mouse enable
		4288
381	serge	4289	mov [MOUSE_PICTURE],dword mousepointer
1	ha	4290
		4291	cli
33	mario79	4292	; mov bl,0xa8 ; enable mouse cmd
		4293	; call kb_cmd
		4294	; call kb_read ; read status
		4295	; mov bl,0x20 ; get command byte
		4296	; call kb_cmd
		4297	; call kb_read
		4298	; or al,3 ; enable interrupt
		4299	; mov bl,0x60 ; write command
		4300	; push eax
		4301	; call kb_cmd
		4302	; pop eax
		4303	; call kb_write
		4304	; mov bl,0xd4 ; for mouse
		4305	; call kb_cmd
		4306	; mov al,0xf4 ; enable mouse device
		4307	; call kb_write
		4308	; call kb_read ; read status return
1	ha	4309
		4310	; com1 mouse enable
		4311
		4312	mov bx,0x3f8 ; combase
		4313
		4314	mov dx,bx
		4315	add dx,3
		4316	mov al,0x80
		4317	out dx,al
		4318
		4319	mov dx,bx
		4320	add dx,1
		4321	mov al,0
		4322	out dx,al
		4323
		4324	mov dx,bx
		4325	add dx,0
		4326	mov al,0x30*2 ; 0x30 / 4
		4327	out dx,al
		4328
		4329	mov dx,bx
		4330	add dx,3
		4331	mov al,2 ; 3
		4332	out dx,al
		4333
		4334	mov dx,bx
		4335	add dx,4
		4336	mov al,0xb
		4337	out dx,al
		4338
		4339	mov dx,bx
		4340	add dx,1
		4341	mov al,1
		4342	out dx,al
		4343
		4344
		4345	; com2 mouse enable
		4346
		4347	mov bx,0x2f8 ; 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
		4361	mov al,0x30*2
		4362	out dx,al
		4363
		4364	mov dx,bx
		4365	add dx,3
		4366	mov al,2
		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	ret
		4380
		4381
		4382	_rdtsc:
164	serge	4383	bt [cpu_caps], CAPS_TSC
		4384	jnc ret_rdtsc
1	ha	4385	rdtsc
		4386	ret
		4387	ret_rdtsc:
		4388	mov edx,0xffffffff
		4389	mov eax,0xffffffff
		4390	ret
		4391
		4392	rerouteirqs:
		4393
		4394	cli
		4395
		4396	mov al,0x11 ; icw4, edge triggered
		4397	out 0x20,al
		4398	call pic_delay
		4399	out 0xA0,al
		4400	call pic_delay
		4401
		4402	mov al,0x20 ; generate 0x20 +
		4403	out 0x21,al
		4404	call pic_delay
		4405	mov al,0x28 ; generate 0x28 +
		4406	out 0xA1,al
		4407	call pic_delay
		4408
		4409	mov al,0x04 ; slave at irq2
		4410	out 0x21,al
		4411	call pic_delay
		4412	mov al,0x02 ; at irq9
		4413	out 0xA1,al
		4414	call pic_delay
		4415
		4416	mov al,0x01 ; 8086 mode
		4417	out 0x21,al
		4418	call pic_delay
		4419	out 0xA1,al
		4420	call pic_delay
		4421
		4422	mov al,255 ; mask all irq's
		4423	out 0xA1,al
		4424	call pic_delay
		4425	out 0x21,al
		4426	call pic_delay
		4427
		4428	mov ecx,0x1000
		4429	cld
		4430	picl1: call pic_delay
		4431	loop picl1
		4432
		4433	mov al,255 ; mask all irq's
		4434	out 0xA1,al
		4435	call pic_delay
		4436	out 0x21,al
		4437	call pic_delay
		4438
		4439	cli
		4440
		4441	ret
		4442
		4443
		4444	pic_delay:
		4445
		4446	jmp pdl1
		4447	pdl1: ret
		4448
		4449
		4450	sys_msg_board_str:
		4451
		4452	pushad
		4453	@@:
		4454	cmp [esi],byte 0
		4455	je @f
		4456	mov eax,1
		4457	movzx ebx,byte [esi]
		4458	call sys_msg_board
		4459	inc esi
		4460	jmp @b
		4461	@@:
		4462	popad
		4463	ret
		4464
		4465	uglobal
373	mikedld	4466	msg_board_data: times 4096 db 0
1	ha	4467	msg_board_count dd 0x0
		4468	endg
		4469
		4470	sys_msg_board:
		4471
		4472	; eax=1 : write : bl byte to write
		4473	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4474
		4475	mov ecx,[msg_board_count]
		4476	cmp eax, 1
		4477	jne smbl1
		4478
		4479
		4480	mov [msg_board_data+ecx],bl
		4481	inc ecx
373	mikedld	4482	and ecx, 4095
1	ha	4483	mov [msg_board_count], ecx
		4484	mov [check_idle_semaphore], 5
		4485	ret
		4486	smbl1:
		4487
		4488	cmp eax, 2
		4489	jne smbl2
		4490	test ecx, ecx
		4491	jz smbl21
		4492	; mov edi, msg_board_data
		4493	; mov esi, msg_board_data+1
		4494	; movzx eax, byte [edi]
		4495	mov eax, msg_board_data+1
		4496	mov ebx, msg_board_data
		4497	movzx edx, byte [ebx]
		4498	call memmove
		4499	; push ecx
		4500	; shr ecx, 2
		4501	; cld
		4502	; rep movsd
		4503	; pop ecx
		4504	; and ecx, 3
		4505	; rep movsb
		4506	dec [msg_board_count]
		4507	mov [esp+36], edx ;eax
		4508	mov [esp+24], dword 1
		4509	ret
		4510	smbl21:
		4511	mov [esp+36], ecx
		4512	mov [esp+24], ecx
		4513
		4514	smbl2:
		4515	ret
		4516
		4517
		4518
		4519	sys_process_def:
379	serge	4520	mov edi, [CURRENT_TASK]
1	ha	4521
92	diamond	4522	dec eax ; 1 = set keyboard mode
1	ha	4523	jne no_set_keyboard_setup
		4524
		4525	shl edi,8
380	serge	4526	mov [edi+SLOT_BASE + APPDATA.keyboard_mode],bl
1	ha	4527
		4528	ret
		4529
		4530	no_set_keyboard_setup:
		4531
92	diamond	4532	dec eax ; 2 = get keyboard mode
1	ha	4533	jne no_get_keyboard_setup
		4534
		4535	shl edi,8
380	serge	4536	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
1	ha	4537
		4538	mov [esp+36],eax
		4539
		4540	ret
		4541
		4542	no_get_keyboard_setup:
		4543
92	diamond	4544	dec eax ; 3 = get keyboard ctrl, alt, shift
1	ha	4545	jne no_get_keyboard_cas
		4546
		4547	; xor eax,eax
		4548	; movzx eax,byte [shift]
		4549	; movzx ebx,byte [ctrl]
		4550	; shl ebx,2
		4551	; add eax,ebx
		4552	; movzx ebx,byte [alt]
		4553	; shl ebx,3
		4554	; add eax,ebx
		4555
		4556	;// mike.dld [
		4557	mov eax, [kb_state]
		4558	;// mike.dld ]
		4559
		4560	mov [esp+36],eax
		4561
		4562	ret
		4563
		4564	no_get_keyboard_cas:
		4565
92	diamond	4566	dec eax
		4567	jnz no_add_keyboard_hotkey
1	ha	4568
92	diamond	4569	mov eax, hotkey_list
		4570	@@:
		4571	cmp dword [eax+8], 0
		4572	jz .found_free
		4573	add eax, 16
		4574	cmp eax, hotkey_list+16*256
		4575	jb @b
		4576	mov dword [esp+36], 1
		4577	ret
		4578	.found_free:
		4579	mov [eax+8], edi
		4580	mov [eax+4], ecx
		4581	movzx ebx, bl
		4582	lea ebx, [hotkey_scancodes+ebx*4]
		4583	mov ecx, [ebx]
		4584	mov [eax], ecx
		4585	mov [ebx], eax
		4586	mov [eax+12], ebx
		4587	jecxz @f
		4588	mov [ecx+12], eax
		4589	@@:
		4590	and dword [esp+36], 0
		4591	ret
		4592
		4593	no_add_keyboard_hotkey:
		4594
		4595	dec eax
		4596	jnz no_del_keyboard_hotkey
		4597
		4598	movzx ebx, bl
		4599	lea ebx, [hotkey_scancodes+ebx*4]
		4600	mov eax, [ebx]
		4601	.scan:
		4602	test eax, eax
		4603	jz .notfound
		4604	cmp [eax+8], edi
		4605	jnz .next
		4606	cmp [eax+4], ecx
		4607	jz .found
		4608	.next:
		4609	mov eax, [eax]
		4610	jmp .scan
		4611	.notfound:
		4612	mov dword [esp+36], 1
		4613	ret
		4614	.found:
		4615	mov ecx, [eax]
		4616	jecxz @f
		4617	mov edx, [eax+12]
		4618	mov [ecx+12], edx
		4619	@@:
		4620	mov ecx, [eax+12]
		4621	mov edx, [eax]
		4622	mov [ecx], edx
		4623	xor edx, edx
		4624	mov [eax+4], edx
		4625	mov [eax+8], edx
		4626	mov [eax+12], edx
		4627	mov [eax], edx
		4628	mov [esp+36], edx
		4629	ret
		4630
		4631	no_del_keyboard_hotkey:
1	ha	4632	ret
		4633
		4634
		4635	align 4
		4636
		4637	sys_gs: ; direct screen access
		4638
		4639	cmp eax,1 ; resolution
		4640	jne no_gs1
381	serge	4641	mov eax,[ScreenWidth]
1	ha	4642	shl eax,16
381	serge	4643	mov ax,[ScreenHeight]
1	ha	4644	add eax,0x00010001
		4645	mov [esp+36],eax
		4646	ret
		4647	no_gs1:
		4648
		4649	cmp eax,2 ; bits per pixel
		4650	jne no_gs2
381	serge	4651	movzx eax,byte [ScreenBPP]
1	ha	4652	mov [esp+36],eax
		4653	ret
		4654	no_gs2:
		4655
		4656	cmp eax,3 ; bytes per scanline
		4657	jne no_gs3
381	serge	4658	mov eax,[BytesPerScanLine]
1	ha	4659	mov [esp+36],eax
		4660	ret
		4661	no_gs3:
		4662
		4663	mov [esp+36],dword -1
		4664	ret
		4665
		4666
		4667	align 4 ; PCI functions
		4668
		4669	sys_pci:
		4670
		4671	call pci_api
		4672	mov [esp+36],eax
		4673	ret
		4674
		4675
		4676	align 4 ; system functions
		4677
		4678	syscall_setpixel: ; SetPixel
		4679
		4680
379	serge	4681	mov edx,[TASK_BASE]
115	poddubny	4682	add eax,[edx-twdw+WDATA.box.left]
		4683	add ebx,[edx-twdw+WDATA.box.top]
427	serge	4684	mov edi,[current_slot]
		4685	add eax,[edi+APPDATA.wnd_clientbox.left]
		4686	add ebx,[edi+APPDATA.wnd_clientbox.top]
112	poddubny	4687	xor edi,edi ; no force
114	mikedld	4688	; mov edi,1
112	poddubny	4689	call [disable_mouse]
1	ha	4690	jmp [putpixel]
		4691
		4692	align 4
		4693
		4694	syscall_writetext: ; WriteText
		4695
427	serge	4696	mov edi,[TASK_BASE]
		4697	mov ebp,[edi-twdw+WDATA.box.left]
		4698	push esi
		4699	mov esi,[current_slot]
		4700	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4701	shl ebp,16
		4702	add ebp,[edi-twdw+WDATA.box.top]
		4703	add bp,word[esi+APPDATA.wnd_clientbox.top]
		4704	pop esi
		4705	add ecx,[edi+TASKDATA.mem_start]
		4706	add eax,ebp
		4707	xor edi,edi
		4708	jmp dtext
1	ha	4709
		4710	align 4
		4711
		4712	syscall_openramdiskfile: ; OpenRamdiskFile
		4713
		4714
379	serge	4715	mov edi,[TASK_BASE]
164	serge	4716	add edi,TASKDATA.mem_start
1	ha	4717	add eax,[edi]
		4718	add edx,[edi]
		4719	mov esi,12
		4720	call fileread
		4721	mov [esp+36],ebx
		4722	ret
		4723
		4724	align 4
		4725
		4726	syscall_drawrect: ; DrawRect
		4727
		4728	mov edi,ecx
52	mikedld	4729	and edi,0x80FFFFFF
1	ha	4730	test ax,ax
		4731	je drectr
		4732	test bx,bx
		4733	je drectr
		4734	movzx ecx,ax
		4735	shr eax,16
		4736	movzx edx,bx
		4737	shr ebx,16
427	serge	4738	mov esi,[current_slot]
		4739	add eax,[esi+APPDATA.wnd_clientbox.left]
		4740	add ebx,[esi+APPDATA.wnd_clientbox.top]
1	ha	4741	add ecx,eax
		4742	add edx,ebx
		4743	jmp [drawbar]
		4744	drectr:
		4745	ret
		4746
		4747	align 4
		4748
		4749	syscall_getscreensize: ; GetScreenSize
		4750
381	serge	4751	movzx eax,word[ScreenWidth]
1	ha	4752	shl eax,16
381	serge	4753	mov ax,[ScreenHeight]
1	ha	4754	mov [esp+36],eax
		4755	ret
		4756
		4757	align 4
		4758
		4759	syscall_cdaudio: ; CD
		4760
		4761	call sys_cd_audio
		4762	mov [esp+36],eax
		4763	ret
		4764
		4765	align 4
		4766
		4767	syscall_delramdiskfile: ; DelRamdiskFile
		4768
379	serge	4769	mov edi,[TASK_BASE]
164	serge	4770	add edi,TASKDATA.mem_start
1	ha	4771	add eax,[edi]
		4772	call filedelete
		4773	mov [esp+36],eax
		4774	ret
		4775
		4776	align 4
		4777
		4778	syscall_writeramdiskfile: ; WriteRamdiskFile
		4779
379	serge	4780	mov edi,[TASK_BASE]
164	serge	4781	add edi,TASKDATA.mem_start
1	ha	4782	add eax,[edi]
		4783	add ebx,[edi]
		4784	call filesave
		4785	mov [esp+36],eax
		4786	ret
		4787
		4788	align 4
		4789
		4790	syscall_getpixel: ; GetPixel
381	serge	4791	mov ecx,[ScreenWidth]
1	ha	4792	inc ecx
		4793	xor edx,edx
		4794	div ecx
		4795	mov ebx,edx
		4796	xchg eax,ebx
388	serge	4797	call dword [GETPIXEL]
1	ha	4798	mov [esp+36],ecx
		4799	ret
		4800
		4801	align 4
		4802
		4803	syscall_readstring: ; ReadString
		4804
379	serge	4805	mov edi,[TASK_BASE]
164	serge	4806	add edi,TASKDATA.mem_start
1	ha	4807	add eax,[edi]
		4808	call read_string
		4809	mov [esp+36],eax
		4810	ret
		4811
		4812	align 4
		4813
		4814	syscall_drawline: ; DrawLine
		4815
379	serge	4816	mov edi,[TASK_BASE]
115	poddubny	4817	movzx edx,word[edi-twdw+WDATA.box.left]
1	ha	4818	mov ebp,edx
427	serge	4819	mov esi,[current_slot]
		4820	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4821	add dx,word[esi+APPDATA.wnd_clientbox.left]
1	ha	4822	shl edx,16
		4823	add ebp,edx
115	poddubny	4824	movzx edx,word[edi-twdw+WDATA.box.top]
1	ha	4825	add eax,ebp
		4826	mov ebp,edx
427	serge	4827	add ebp,[esi+APPDATA.wnd_clientbox.top]
		4828	add dx,word[esi+APPDATA.wnd_clientbox.top]
1	ha	4829	shl edx,16
		4830	xor edi,edi
		4831	add edx,ebp
		4832	add ebx,edx
		4833	jmp [draw_line]
		4834
		4835	align 4
		4836
		4837	syscall_getirqowner: ; GetIrqOwner
75	diamond	4838	cmp eax,16
		4839	jae .err
1	ha	4840	shl eax,2
		4841	add eax,irq_owner
		4842	mov eax,[eax]
		4843	mov [esp+36],eax
		4844	ret
75	diamond	4845	.err:
		4846	or dword [esp+36], -1
		4847	ret
1	ha	4848
		4849	align 4
		4850
		4851	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		4852
		4853	call r_f_port_area
		4854	mov [esp+36],eax
		4855	ret
		4856
		4857	align 4
		4858
		4859	syscall_threads: ; CreateThreads
		4860
		4861	call sys_threads
		4862	mov [esp+36],eax
		4863	ret
		4864
		4865	align 4
		4866
		4867	stack_driver_stat:
		4868
		4869	call app_stack_handler ; Stack status
		4870
		4871	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4872	; call change_task ; between sent packet
		4873
		4874	mov [esp+36],eax
		4875	ret
		4876
		4877	align 4
		4878
		4879	socket: ; Socket interface
		4880	call app_socket_handler
		4881
		4882	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4883	; call change_task ; between sent packet
		4884
		4885	mov [esp+36],eax
		4886	mov [esp+24],ebx
		4887	ret
		4888
		4889	align 4
		4890
		4891	user_events: ; User event times
		4892
		4893	mov eax,0x12345678
		4894	mov [esp+36],eax
		4895
		4896	ret
		4897
		4898	align 4
		4899
		4900	read_from_hd: ; Read from hd - fn not in use
		4901
379	serge	4902	mov edi,[TASK_BASE]
115	poddubny	4903	add edi,TASKDATA.mem_start
1	ha	4904	add eax,[edi]
		4905	add ecx,[edi]
		4906	add edx,[edi]
		4907	call file_read
		4908
		4909	mov [esp+36],eax
		4910	mov [esp+24],ebx
		4911
		4912	ret
		4913
375	Ghost	4914	align 4
		4915	paleholder:
		4916	ret
378	serge	4917
76	mario79	4918	; --------------- APM ---------------------
		4919	apm_entry dp 0
		4920	apm_vf dd 0
1	ha	4921	align 4
76	mario79	4922	sys_apm:
		4923	cmp word [apm_vf], 0 ; Check APM BIOS enable
		4924	jne @f
78	diamond	4925	or [esp + 56], byte 1 ; error
76	mario79	4926	mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported
		4927	ret
164	serge	4928
419	serge	4929	@@:
		4930	xchg eax, ecx
76	mario79	4931	xchg ebx, ecx
164	serge	4932
76	mario79	4933	cmp al, 3
		4934	ja @f
78	diamond	4935	and [esp + 56], byte 0xfe ; emulate func 0..3 as func 0
76	mario79	4936	mov eax, [apm_vf]
		4937	mov [esp + 36], eax
		4938	shr eax, 16
		4939	mov [esp + 32], eax
		4940	ret
78	diamond	4941
419	serge	4942	@@:
		4943
		4944	mov esi, [master_tab+(OS_BASE shr 20)]
		4945	xchg [master_tab], esi
		4946	push esi
		4947	mov edi, cr3
		4948	mov cr3, edi ;flush TLB
		4949
		4950	call pword [apm_entry] ; call APM BIOS
		4951
		4952	xchg eax, [esp]
		4953	mov [master_tab], eax
		4954	mov eax, cr3
		4955	mov cr3, eax
		4956	pop eax
		4957
76	mario79	4958	mov [esp + 8 ], edi
		4959	mov [esp + 12], esi
		4960	mov [esp + 24], ebx
		4961	mov [esp + 28], edx
		4962	mov [esp + 32], ecx
		4963	mov [esp + 36], eax
		4964	setc al
78	diamond	4965	and [esp + 56], byte 0xfe
		4966	or [esp + 56], al
419	serge	4967
		4968
76	mario79	4969	ret
		4970	; -----------------------------------------
1	ha	4971
76	mario79	4972	align 4
		4973
1	ha	4974	undefined_syscall: ; Undefined system call
		4975
		4976	mov [esp+36],dword -1
		4977	ret
		4978
393	serge	4979	align 4
		4980	system_shutdown: ; shut down the system
		4981
		4982	cmp byte [BOOT_VAR+0x9030], 1
		4983	jne @F
		4984	ret
		4985	@@:
		4986	call stop_all_services
		4987	push 3 ; stop playing cd
		4988	pop eax
		4989	call sys_cd_audio
		4990
		4991	yes_shutdown_param:
		4992	cli
		4993
		4994	mov eax, kernel_file ; load kernel.mnt to 0x8000:0
		4995	push 12
		4996	pop esi
		4997	xor ebx,ebx
		4998	or ecx,-1
		4999	mov edx, OS_BASE+0x80000
		5000	call fileread
		5001
		5002	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5003	mov edi,OS_BASE+0x40000
		5004	mov ecx,1000
		5005	rep movsb
		5006
		5007	mov esi,OS_BASE+0x2F0000 ; restore 0x0 - 0xffff
		5008	mov edi, OS_BASE
		5009	mov ecx,0x10000/4
		5010	cld
		5011	rep movsd
		5012
		5013	call restorefatchain
		5014
		5015	mov al, 0xFF
		5016	out 0x21, al
		5017	out 0xA1, al
		5018
		5019	mov word [OS_BASE+0x467+0],pr_mode_exit
		5020	mov word [OS_BASE+0x467+2],0x1000
		5021
		5022	mov al,0x0F
		5023	out 0x70,al
		5024	mov al,0x05
		5025	out 0x71,al
		5026
		5027	mov al,0xFE
		5028	out 0x64,al
		5029	hlt
		5030
		5031
388	serge	5032	include "data32.inc"
1	ha	5033
438	serge	5034	__REV__ = __REV
		5035
1	ha	5036	uglobals_size = $ - endofcode
41	mikedld	5037	diff16 "end of kernel code",0,$
1	ha	5038

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