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

Rev	Author	Line No.	Line
2288	clevermous	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
7965	hidnplayr	3	;; Copyright (C) KolibriOS team 2004-2020. All rights reserved.
2288	clevermous	4	;; PROGRAMMING:
		5	;; Ivan Poddubny
		6	;; Marat Zakiyanov (Mario79)
		7	;; VaStaNi
		8	;; Trans
		9	;; Mihail Semenyako (mike.dld)
		10	;; Sergey Kuzmin (Wildwest)
		11	;; Andrey Halyavin (halyavin)
		12	;; Mihail Lisovin (Mihasik)
		13	;; Andrey Ignatiev (andrew_programmer)
		14	;; NoName
		15	;; Evgeny Grechnikov (Diamond)
		16	;; Iliya Mihailov (Ghost)
		17	;; Sergey Semyonov (Serge)
		18	;; Johnny_B
		19	;; SPraid (simba)
		20	;; Hidnplayr
		21	;; Alexey Teplov ()
		22	;; Rus
		23	;; Nable
		24	;; shurf
		25	;; Alver
		26	;; Maxis
		27	;; Galkov
		28	;; CleverMouse
		29	;; tsdima
		30	;; turbanoff
		31	;; Asper
		32	;; art_zh
		33	;;
		34	;; Data in this file was originally part of MenuetOS project which is
		35	;; distributed under the terms of GNU GPL. It is modified and redistributed as
		36	;; part of KolibriOS project under the terms of GNU GPL.
		37	;;
		38	;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
		39	;; PROGRAMMING:
		40	;;
		41	;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
		42	;; - main os coding/design
		43	;; Jan-Michael Brummer, BUZZ2@gmx.de
		44	;; Felix Kaiser, info@felix-kaiser.de
		45	;; Paolo Minazzi, paolo.minazzi@inwind.it
		46	;; quickcode@mail.ru
		47	;; Alexey, kgaz@crosswinds.net
		48	;; Juan M. Caravaca, bitrider@wanadoo.es
		49	;; kristol@nic.fi
		50	;; Mike Hibbett, mikeh@oceanfree.net
		51	;; Lasse Kuusijarvi, kuusijar@lut.fi
		52	;; Jarek Pelczar, jarekp3@wp.pl
		53	;;
		54	;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
		55	;; WARRANTY. No author or distributor accepts responsibility to anyone for the
		56	;; consequences of using it or for whether it serves any particular purpose or
		57	;; works at all, unless he says so in writing. Refer to the GNU General Public
		58	;; License (the "GPL") for full details.
		59	;
		60	;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
		61	;; but only under the conditions described in the GPL. A copy of this license
		62	;; is supposed to have been given to you along with KolibriOS so you can know
		63	;; your rights and responsibilities. It should be in a file named COPYING.
		64	;; Among other things, the copyright notice and this notice must be preserved
		65	;; on all copies.
		66	;;
		67	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		68
3383	hidnplayr	69	format binary as "mnt"
		70
2288	clevermous	71	include 'macros.inc'
2381	hidnplayr	72	include 'struct.inc'
2288	clevermous	73
		74	$Revision: 8160 $
		75
		76
7136	dunkaist	77	USE_COM_IRQ = 1 ; make irq 3 and irq 4 available for PCI devices
		78	VESA_1_2_VIDEO = 0 ; enable vesa 1.2 bank switch functions
2288	clevermous	79
		80	; Enabling the next line will enable serial output console
7136	dunkaist	81	;debug_com_base = 0x3f8 ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
2288	clevermous	82
		83	include "proc32.inc"
		84	include "kglobals.inc"
		85	include "lang.inc"
3539	clevermous	86	include "encoding.inc"
2288	clevermous	87
		88	include "const.inc"
3777	yogev_ezra	89
		90	iglobal
		91	; The following variable, if equal to 1, duplicates debug output to the screen.
		92	debug_direct_print db 0
		93	; Start the first app (LAUNCHER) after kernel is loaded? (1=yes, 2 or 0=no)
		94	launcher_start db 1
		95	endg
		96
7136	dunkaist	97	max_processes = 255
		98	tss_step = 128 + 8192 ; tss & i/o - 65535 ports, * 256=557056*4
2288	clevermous	99
7136	dunkaist	100	os_stack = os_data_l - gdts ; GDTs
		101	os_code = os_code_l - gdts
		102	graph_data = 3 + graph_data_l - gdts
		103	tss0 = tss0_l - gdts
		104	app_code = 3 + app_code_l - gdts
		105	app_data = 3 + app_data_l - gdts
		106	app_tls = 3 + tls_data_l - gdts
		107	pci_code_sel = pci_code_32-gdts
		108	pci_data_sel = pci_data_32-gdts
2288	clevermous	109
		110
		111	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		112	;;
		113	;; Included files:
		114	;;
		115	;; Kernel16.inc
		116	;; - Booteng.inc English text for bootup
		117	;; - Bootcode.inc Hardware setup
		118	;; - Pci16.inc PCI functions
		119	;;
		120	;; Kernel32.inc
		121	;; - Sys32.inc Process management
		122	;; - Shutdown.inc Shutdown and restart
		123	;; - Fat32.inc Read / write hd
		124	;; - Vesa12.inc Vesa 1.2 driver
		125	;; - Vesa20.inc Vesa 2.0 driver
		126	;; - Vga.inc VGA driver
		127	;; - Stack.inc Network interface
		128	;; - Mouse.inc Mouse pointer
		129	;; - Scincode.inc Window skinning
		130	;; - Pci32.inc PCI functions
		131	;;
		132	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		133
7129	dunkaist	134	; In bios boot mode the kernel code below is appended to bootbios.bin file.
		135	; That is a loading and initialization code that also draws the blue screen
		136	; menu with svn revision number near top right corner of the screen. This fasm
		137	; preprocessor code searches for '****' signature inside bootbios.bin and
		138	; places revision number there.
		139	if ~ defined UEFI
		140	bootbios:
8091	dunkaist	141	if ~ defined extended_primary_loader
		142	file 'bootbios.bin'
		143	else
		144	file 'bootbios.bin.ext_loader'
		145	end if
7129	dunkaist	146	if __REV__ > 0
		147	cur_pos = 0
		148	cnt = 0
		149	repeat $ - bootbios
		150	load a byte from %
		151	if a = '*'
		152	cnt = cnt + 1
		153	else
		154	cnt = 0
		155	end if
		156	if cnt = 4
		157	cur_pos = % - 1
		158	break
		159	end if
		160	end repeat
		161	store byte ' ' at cur_pos + 1
		162	rev_var = __REV__
		163	while rev_var > 0
		164	store byte rev_var mod 10 + '0' at cur_pos
		165	cur_pos = cur_pos - 1
		166	rev_var = rev_var / 10
		167	end while
		168	store byte ' ' at cur_pos
		169	store dword ' SVN' at cur_pos - 4
		170	end if
3287	esevece	171	end if
2288	clevermous	172
		173	use32
		174	org $+0x10000
		175
		176	align 4
		177	B32:
		178	mov ax, os_stack ; Selector for os
		179	mov ds, ax
		180	mov es, ax
		181	mov fs, ax
		182	mov gs, ax
		183	mov ss, ax
6244	serge	184	mov esp, TMP_STACK_TOP ; Set stack
2288	clevermous	185
		186	; CLEAR 0x280000 - HEAP_BASE
		187
		188	xor eax, eax
		189	mov edi, CLEAN_ZONE
		190	mov ecx, (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
		191	cld
		192	rep stosd
		193
		194	; CLEAR KERNEL UNDEFINED GLOBALS
		195	mov edi, endofcode-OS_BASE
		196	mov ecx, 0x90000
		197	sub ecx, edi
		198	shr ecx, 2
		199	rep stosd
		200
		201	; SAVE & CLEAR 0-0xffff
		202
		203	mov edi, 0x1000
3732	Serge	204	mov ecx, 0x8000 / 4
2288	clevermous	205	rep stosd
3732	Serge	206	mov edi, 0xa000
		207	mov ecx, 0x6000 / 4
		208	rep stosd
2288	clevermous	209
		210	call test_cpu
		211	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
		212
8111	dunkaist	213	call acpi_locate
2288	clevermous	214	call init_BIOS32
		215	; MEMORY MODEL
		216	call mem_test
		217	call init_mem
		218	call init_page_map
		219
		220	; ENABLE PAGING
		221
5130	serge	222	mov eax, sys_proc-OS_BASE+PROC.pdt_0
2288	clevermous	223	mov cr3, eax
		224
		225	mov eax, cr0
		226	or eax, CR0_PG+CR0_WP
		227	mov cr0, eax
		228
		229	lgdt [gdts]
		230	jmp pword os_code:high_code
		231
		232	align 4
		233	bios32_entry dd ?
		234	tmp_page_tabs dd ?
		235	use16
5033	clevermous	236	ap_init16:
		237	cli
		238	lgdt [cs:gdts_ap-ap_init16]
		239	mov eax, [cs:cr3_ap-ap_init16]
		240	mov cr3, eax
		241	mov eax, [cs:cr4_ap-ap_init16]
		242	mov cr4, eax
		243	mov eax, CR0_PE+CR0_PG+CR0_WP
		244	mov cr0, eax
		245	jmp pword os_code:ap_init_high
		246	align 16
		247	gdts_ap:
		248	dw gdte-gdts-1
		249	dd gdts
		250	dw 0
		251	cr3_ap dd ?
		252	cr4_ap dd ?
		253	ap_init16_size = $ - ap_init16
2288	clevermous	254	use32
		255
		256	__DEBUG__ fix 1
		257	__DEBUG_LEVEL__ fix 1
		258	include 'init.inc'
		259
		260	org OS_BASE+$
		261
2443	Serge	262	include 'fdo.inc'
		263
2288	clevermous	264	align 4
		265	high_code:
		266	mov ax, os_stack
		267	mov bx, app_data
		268	mov cx, app_tls
		269	mov ss, ax
		270	add esp, OS_BASE
		271
		272	mov ds, bx
		273	mov es, bx
		274	mov fs, cx
		275	mov gs, bx
		276
5360	serge	277	xor eax, eax
		278	mov ebx, 0xFFFFF000+PG_SHARED+PG_NOCACHE+PG_UWR
		279	bt [cpu_caps], CAPS_PAT
		280	setc al
		281	shl eax, 7
		282	or ebx, eax
		283
5359	serge	284	mov eax, PG_GLOBAL
2288	clevermous	285	bt [cpu_caps], CAPS_PGE
		286	jnc @F
		287
5359	serge	288	or [sys_proc+PROC.pdt_0+(OS_BASE shr 20)], eax
5360	serge	289	or ebx, eax
2288	clevermous	290
5360	serge	291	mov eax, cr4
		292	or eax, CR4_PGE
		293	mov cr4, eax
2288	clevermous	294	@@:
5360	serge	295	mov [pte_valid_mask], ebx
		296
2288	clevermous	297	xor eax, eax
5130	serge	298	mov dword [sys_proc+PROC.pdt_0], eax
		299	mov dword [sys_proc+PROC.pdt_0+4], eax
2288	clevermous	300
		301	mov eax, cr3
		302	mov cr3, eax ; flush TLB
		303
		304	mov ecx, pg_data.mutex
		305	call mutex_init
		306
		307	mov ecx, disk_list_mutex
		308	call mutex_init
		309
2601	clevermous	310	mov ecx, keyboard_list_mutex
		311	call mutex_init
		312
2489	mario79	313	mov ecx, unpack_mutex
		314	call mutex_init
		315
3534	clevermous	316	mov ecx, application_table_mutex
		317	call mutex_init
		318
3742	clevermous	319	mov ecx, ide_mutex
		320	call mutex_init
		321	mov ecx, ide_channel1_mutex
		322	call mutex_init
		323	mov ecx, ide_channel2_mutex
		324	call mutex_init
4700	mario79	325	mov ecx, ide_channel3_mutex
		326	call mutex_init
		327	mov ecx, ide_channel4_mutex
		328	call mutex_init
		329	mov ecx, ide_channel5_mutex
		330	call mutex_init
		331	mov ecx, ide_channel6_mutex
		332	call mutex_init
3774	mario79	333	;-----------------------------------------------------------------------------
2288	clevermous	334	; SAVE REAL MODE VARIABLES
3774	mario79	335	;-----------------------------------------------------------------------------
2288	clevermous	336	; --------------- APM ---------------------
		337
		338	; init selectors
7132	dunkaist	339	mov ebx, [BOOT.apm_entry] ; offset of APM entry point
		340	movzx eax, word [BOOT.apm_code_32] ; real-mode segment base address of
		341	; protected-mode 32-bit code segment
		342	movzx ecx, word [BOOT.apm_code_16] ; real-mode segment base address of
		343	; protected-mode 16-bit code segment
		344	movzx edx, word [BOOT.apm_data_16] ; real-mode segment base address of
		345	; protected-mode 16-bit data segment
2288	clevermous	346
		347	shl eax, 4
		348	mov [dword apm_code_32 + 2], ax
		349	shr eax, 16
		350	mov [dword apm_code_32 + 4], al
		351
		352	shl ecx, 4
		353	mov [dword apm_code_16 + 2], cx
		354	shr ecx, 16
		355	mov [dword apm_code_16 + 4], cl
		356
		357	shl edx, 4
		358	mov [dword apm_data_16 + 2], dx
		359	shr edx, 16
		360	mov [dword apm_data_16 + 4], dl
		361
		362	mov dword[apm_entry], ebx
		363	mov word [apm_entry + 4], apm_code_32 - gdts
		364
7132	dunkaist	365	mov eax, dword[BOOT.apm_version] ; version & flags
2288	clevermous	366	mov [apm_vf], eax
		367	; -----------------------------------------
7132	dunkaist	368	mov al, [BOOT.dma] ; DMA access
2288	clevermous	369	mov [allow_dma_access], al
6263	serge	370
7132	dunkaist	371	mov al, [BOOT.debug_print] ; If nonzero, duplicates debug output to the screen
3777	yogev_ezra	372	mov [debug_direct_print], al
6263	serge	373
7132	dunkaist	374	mov al, [BOOT.launcher_start] ; Start the first app (LAUNCHER) after kernel is loaded?
3777	yogev_ezra	375	mov [launcher_start], al
2288	clevermous	376
8092	dunkaist	377	mov eax, [BOOT.devicesdat_size]
		378	mov [acpi_dev_size], eax
		379	mov eax, [BOOT.devicesdat_data]
		380	mov [acpi_dev_data], eax
		381
7132	dunkaist	382	mov esi, BOOT.bios_hd
2288	clevermous	383	movzx ecx, byte [esi-1]
		384	mov [NumBiosDisks], ecx
		385	mov edi, BiosDisksData
6843	dunkaist	386	shl ecx, 2
2288	clevermous	387	rep movsd
		388
		389	; -------- Fast System Call init ----------
		390	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
		391	bt [cpu_caps], CAPS_SEP
		392	jnc .SEnP ; SysEnter not Present
		393	xor edx, edx
		394	mov ecx, MSR_SYSENTER_CS
		395	mov eax, os_code
		396	wrmsr
		397	mov ecx, MSR_SYSENTER_ESP
		398	; mov eax, sysenter_stack ; Check it
		399	xor eax, eax
		400	wrmsr
		401	mov ecx, MSR_SYSENTER_EIP
		402	mov eax, sysenter_entry
		403	wrmsr
		404	.SEnP:
		405	; AMD SYSCALL/SYSRET
		406	cmp byte[cpu_vendor], 'A'
		407	jne .noSYSCALL
		408	mov eax, 0x80000001
		409	cpuid
		410	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		411	jz .noSYSCALL
		412	mov ecx, MSR_AMD_EFER
		413	rdmsr
		414	or eax, 1 ; bit_0 - System Call Extension (SCE)
		415	wrmsr
		416
		417	; !!!! It`s dirty hack, fix it !!!
		418	; Bits of EDX :
3539	clevermous	419	; Bit 31–16 During the SYSRET instruction, this field is copied into the CS register
2288	clevermous	420	; and the contents of this field, plus 8, are copied into the SS register.
3539	clevermous	421	; Bit 15–0 During the SYSCALL instruction, this field is copied into the CS register
2288	clevermous	422	; and the contents of this field, plus 8, are copied into the SS register.
		423
		424	; mov edx, (os_code + 16) * 65536 + os_code
		425	mov edx, 0x1B0008
		426
		427	mov eax, syscall_entry
		428	mov ecx, MSR_AMD_STAR
		429	wrmsr
		430	.noSYSCALL:
		431	; -----------------------------------------
		432	stdcall alloc_page
5356	serge	433	stdcall map_page, tss-0xF80, eax, PG_SWR
2288	clevermous	434	stdcall alloc_page
5356	serge	435	stdcall map_page, tss+0x80, eax, PG_SWR
2288	clevermous	436	stdcall alloc_page
5356	serge	437	stdcall map_page, tss+0x1080, eax, PG_SWR
2288	clevermous	438
		439	; LOAD IDT
		440
		441	call build_interrupt_table ;lidt is executed
		442	;lidt [idtreg]
		443
		444	call init_kernel_heap
7276	dunkaist	445	call init_fpu
		446	mov eax, [xsave_area_size]
		447	lea eax, [eax2 + RING0_STACK_SIZE2]
		448	stdcall kernel_alloc, eax
2288	clevermous	449	mov [os_stack_seg], eax
		450
		451	lea esp, [eax+RING0_STACK_SIZE]
		452
		453	mov [tss._ss0], os_stack
		454	mov [tss._esp0], esp
		455	mov [tss._esp], esp
		456	mov [tss._cs], os_code
		457	mov [tss._ss], os_stack
		458	mov [tss._ds], app_data
		459	mov [tss._es], app_data
		460	mov [tss._fs], app_data
		461	mov [tss._gs], app_data
		462	mov [tss._io], 128
		463	;Add IO access table - bit array of permitted ports
		464	mov edi, tss._io_map_0
		465	xor eax, eax
		466	not eax
		467	mov ecx, 8192/4
		468	rep stosd ; access to 4096*8=65536 ports
		469
		470	mov ax, tss0
		471	ltr ax
		472
6263	serge	473	mov eax, sys_proc
		474	list_init eax
		475	add eax, PROC.thr_list
		476	list_init eax
		477
		478	call init_video
		479	call init_mtrr
		480	mov [LFBAddress], LFB_BASE
		481	mov ecx, bios_fb
		482	call set_framebuffer
2288	clevermous	483	call init_malloc
		484
5130	serge	485	stdcall alloc_kernel_space, 0x50000 ; FIXME check size
2288	clevermous	486	mov [default_io_map], eax
		487
		488	add eax, 0x2000
		489	mov [ipc_tmp], eax
		490	mov ebx, 0x1000
		491
		492	add eax, 0x40000
		493	mov [proc_mem_map], eax
		494
		495	add eax, 0x8000
		496	mov [proc_mem_pdir], eax
		497
		498	add eax, ebx
		499	mov [proc_mem_tab], eax
		500
		501	add eax, ebx
		502	mov [tmp_task_ptab], eax
		503
		504	add eax, ebx
		505	mov [ipc_pdir], eax
		506
		507	add eax, ebx
		508	mov [ipc_ptab], eax
		509
		510	stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
		511	(unpack.lc+unpack.lp)))*4
		512
		513	mov [unpack.p], eax
		514
		515	call init_events
2384	hidnplayr	516	mov eax, srv.fd-SRV.fd
2288	clevermous	517	mov [srv.fd], eax
		518	mov [srv.bk], eax
		519
		520	;Set base of graphic segment to linear address of LFB
		521	mov eax, [LFBAddress] ; set for gs
		522	mov [graph_data_l+2], ax
		523	shr eax, 16
		524	mov [graph_data_l+4], al
		525	mov [graph_data_l+7], ah
		526
5351	serge	527	stdcall kernel_alloc, [_display.win_map_size]
		528	mov [_display.win_map], eax
2288	clevermous	529
		530	xor eax, eax
		531	inc eax
		532
		533	; set background
		534
		535	mov [BgrDrawMode], eax
		536	mov [BgrDataWidth], eax
		537	mov [BgrDataHeight], eax
		538	mov [mem_BACKGROUND], 4
		539	mov [img_background], static_background_data
		540
4199	mario79	541	; set clipboard
		542
		543	xor eax, eax
		544	mov [clipboard_slots], eax
		545	mov [clipboard_write_lock], eax
		546	stdcall kernel_alloc, 4096
		547	test eax, eax
		548	jnz @f
		549
		550	dec eax
		551	@@:
		552	mov [clipboard_main_list], eax
		553
8111	dunkaist	554	call check_acpi
		555
5787	serge	556	mov eax, [hpet_base]
		557	test eax, eax
		558	jz @F
		559	stdcall map_io_mem, [hpet_base], 1024, PG_GLOBAL+PAT_UC+PG_SWR
		560	mov [hpet_base], eax
8111	dunkaist	561	mov eax, [eax+HPET_ID]
5787	serge	562	DEBUGF 1, "K : HPET caps %x\n", eax
8111	dunkaist	563	call init_hpet
5787	serge	564	@@:
3296	clevermous	565	; SET UP OS TASK
		566
		567	mov esi, boot_setostask
		568	call boot_log
		569
6263	serge	570	mov edi, sys_proc+PROC.heap_lock
5595	serge	571	mov ecx, (PROC.ht_free-PROC.heap_lock)/4
5130	serge	572
5595	serge	573	xor eax, eax
		574	cld
		575	rep stosd
		576
		577	mov [edi], dword (PROC.pdt_0 - PROC.htab)/4 - 3
		578	mov [edi+4], dword 3 ;reserve handles for stdin stdout and stderr
		579	mov ecx, (PROC.pdt_0 - PROC.htab)/4
		580	add edi, 8
		581	inc eax
		582	@@:
		583	stosd
		584	inc eax
		585	cmp eax, ecx
		586	jbe @B
		587
		588	mov [sys_proc+PROC.pdt_0_phys], sys_proc-OS_BASE+PROC.pdt_0
		589
5130	serge	590	mov eax, -1
		591	mov edi, thr_slot_map+4
		592	mov [edi-4], dword 0xFFFFFFF8
		593	stosd
		594	stosd
		595	stosd
		596	stosd
		597	stosd
		598	stosd
		599	stosd
		600
		601	mov [current_process], sys_proc
		602
8093	dunkaist	603	mov edx, SLOT_BASE+sizeof.APPDATA*1
3534	clevermous	604	mov ebx, [os_stack_seg]
7276	dunkaist	605	add ebx, RING0_STACK_SIZE
		606	add ebx, [xsave_area_size]
3534	clevermous	607	call setup_os_slot
		608	mov dword [edx], 'IDLE'
		609	sub [edx+APPDATA.saved_esp], 4
		610	mov eax, [edx+APPDATA.saved_esp]
		611	mov dword [eax], idle_thread
		612	mov ecx, IDLE_PRIORITY
		613	call scheduler_add_thread
3296	clevermous	614
8093	dunkaist	615	mov edx, SLOT_BASE+sizeof.APPDATA*2
3534	clevermous	616	mov ebx, [os_stack_seg]
		617	call setup_os_slot
		618	mov dword [edx], 'OS'
		619	xor ecx, ecx
		620	call scheduler_add_thread
3296	clevermous	621
3534	clevermous	622	mov dword [CURRENT_TASK], 2
		623	mov dword [TASK_COUNT], 2
8093	dunkaist	624	mov dword [current_slot], SLOT_BASE + sizeof.APPDATA*2
		625	mov dword [TASK_BASE], CURRENT_TASK + sizeof.TASKDATA*2
3296	clevermous	626
5033	clevermous	627	; Move other CPUs to deep sleep, if it is useful
		628	uglobal
		629	use_mwait_for_idle db 0
		630	endg
		631	cmp [cpu_vendor+8], 'ntel'
		632	jnz .no_wake_cpus
		633	bt [cpu_caps+4], CAPS_MONITOR-32
		634	jnc .no_wake_cpus
		635	dbgstr 'using mwait for idle loop'
		636	inc [use_mwait_for_idle]
		637	mov ebx, [cpu_count]
		638	cmp ebx, 1
		639	jbe .no_wake_cpus
		640	call create_trampoline_pgmap
		641	mov [cr3_ap+OS_BASE], eax
		642	mov eax, cr4
		643	mov [cr4_ap+OS_BASE], eax
		644	mov esi, OS_BASE + ap_init16
		645	mov edi, OS_BASE + 8000h
		646	mov ecx, (ap_init16_size + 3) / 4
		647	rep movsd
8119	dunkaist	648	mov eax, [LAPIC_BASE]
		649	test eax, eax
		650	jnz @f
5359	serge	651	stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_GLOBAL+PG_NOCACHE+PG_SWR
5033	clevermous	652	mov [LAPIC_BASE], eax
8119	dunkaist	653	@@:
		654	lea edi, [eax+APIC_ICRL]
5033	clevermous	655	mov esi, smpt+4
		656	dec ebx
		657	.wake_cpus_loop:
		658	lodsd
5049	clevermous	659	push esi
		660	xor esi, esi
		661	inc esi
5033	clevermous	662	shl eax, 24
		663	mov [edi+10h], eax
		664	; assert INIT IPI
		665	mov dword [edi], 0C500h
5049	clevermous	666	call delay_ms
5033	clevermous	667	@@:
		668	test dword [edi], 1000h
		669	jnz @b
		670	; deassert INIT IPI
		671	mov dword [edi], 8500h
5049	clevermous	672	call delay_ms
5033	clevermous	673	@@:
		674	test dword [edi], 1000h
		675	jnz @b
		676	; send STARTUP IPI
		677	mov dword [edi], 600h + (8000h shr 12)
5049	clevermous	678	call delay_ms
5033	clevermous	679	@@:
		680	test dword [edi], 1000h
		681	jnz @b
5049	clevermous	682	pop esi
5033	clevermous	683	dec ebx
		684	jnz .wake_cpus_loop
		685	mov eax, [cpu_count]
		686	dec eax
		687	@@:
		688	cmp [ap_initialized], eax
		689	jnz @b
		690	mov eax, [cr3_ap+OS_BASE]
		691	call free_page
		692	.no_wake_cpus:
2288	clevermous	693
		694	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
2642	mario79	695	mov esi, boot_initirq
		696	call boot_log
		697	call init_irqs
2288	clevermous	698
2642	mario79	699	mov esi, boot_picinit
		700	call boot_log
2288	clevermous	701	call PIC_init
		702
2642	mario79	703	mov esi, boot_v86machine
		704	call boot_log
2288	clevermous	705	; Initialize system V86 machine
		706	call init_sys_v86
		707
2642	mario79	708	mov esi, boot_inittimer
		709	call boot_log
2288	clevermous	710	; Initialize system timer (IRQ0)
		711	call PIT_init
		712
4273	clevermous	713	; Register ramdisk file system
8091	dunkaist	714	if ~ defined extended_primary_loader
8089	dunkaist	715	cmp [BOOT.rd_load_from], RD_LOAD_FROM_HD ; will be loaded later
4772	mario79	716	je @f
8091	dunkaist	717	end if
8089	dunkaist	718	cmp [BOOT.rd_load_from], RD_LOAD_FROM_NONE
		719	je @f
		720	call register_ramdisk
4772	mario79	721	;--------------------------------------
		722	@@:
2642	mario79	723	mov esi, boot_initapic
		724	call boot_log
2288	clevermous	725	; Try to Initialize APIC
		726	call APIC_init
		727
2642	mario79	728	mov esi, boot_enableirq
		729	call boot_log
3785	mario79	730	; Enable timer IRQ (IRQ0) and co-processor IRQ (IRQ13)
2288	clevermous	731	; they are used: when partitions are scanned, hd_read relies on timer
		732	call unmask_timer
7733	dunkaist	733	; Prevent duplicate timer IRQs in APIC mode
		734	cmp [irq_mode], IRQ_APIC
		735	jz @f
2288	clevermous	736	stdcall enable_irq, 2 ; @#$%! PIC
7733	dunkaist	737	@@:
2288	clevermous	738	stdcall enable_irq, 13 ; co-processor
4741	hidnplayr	739
		740	; Setup serial output console (if enabled)
		741	if defined debug_com_base
		742
		743	; reserve port so nobody else will use it
		744	xor ebx, ebx
		745	mov ecx, debug_com_base
		746	mov edx, debug_com_base+7
		747	call r_f_port_area
		748
		749	; enable Divisor latch
		750	mov dx, debug_com_base+3
		751	mov al, 1 shl 7
		752	out dx, al
		753
		754	; Set speed to 115200 baud (max speed)
		755	mov dx, debug_com_base
		756	mov al, 0x01
		757	out dx, al
		758
		759	mov dx, debug_com_base+1
		760	mov al, 0x00
		761	out dx, al
		762
		763	; No parity, 8bits words, one stop bit, dlab bit back to 0
		764	mov dx, debug_com_base+3
		765	mov al, 3
		766	out dx, al
		767
		768	; disable interrupts
		769	mov dx, debug_com_base+1
		770	mov al, 0
		771	out dx, al
		772
		773	; clear + enable fifo (64 bits)
		774	mov dx, debug_com_base+2
		775	mov al, 0x7 + 1 shl 5
		776	out dx, al
		777
		778	end if
		779
		780
4575	mario79	781	;-----------------------------------------------------------------------------
		782	; show SVN version of kernel on the message board
		783	;-----------------------------------------------------------------------------
		784	mov eax, [version_inf.rev]
		785	DEBUGF 1, "K : kernel SVN r%d\n", eax
		786	;-----------------------------------------------------------------------------
		787	; show CPU count on the message board
		788	;-----------------------------------------------------------------------------
		789	mov eax, [cpu_count]
		790	test eax, eax
		791	jnz @F
		792	mov al, 1 ; at least one CPU
		793	@@:
		794	DEBUGF 1, "K : %d CPU detected\n", eax
		795	;-----------------------------------------------------------------------------
		796	; detect Floppy drives
		797	;-----------------------------------------------------------------------------
		798	mov esi, boot_detectfloppy
		799	call boot_log
		800	include 'detect/dev_fd.inc'
		801	;-----------------------------------------------------------------------------
4624	mario79	802	; create pci-devices list
4575	mario79	803	;-----------------------------------------------------------------------------
4624	mario79	804	mov [pci_access_enabled], 1
		805	call pci_enum
3762	mario79	806	;-----------------------------------------------------------------------------
4624	mario79	807	; initialisation IDE ATA code
4575	mario79	808	;-----------------------------------------------------------------------------
4624	mario79	809	include 'detect/init_ata.inc'
4575	mario79	810	;-----------------------------------------------------------------------------
2288	clevermous	811	if 0
8089	dunkaist	812	mov ax, [BOOT.sys_disk]
2288	clevermous	813	cmp ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
		814	je no_lib_load
2642	mario79	815
		816	mov esi, boot_loadlibs
		817	call boot_log
2288	clevermous	818	; LOADING LIBRARES
		819	stdcall dll.Load, @IMPORT ; loading librares for kernel (.obj files)
		820	call load_file_parse_table ; prepare file parse table
		821	call set_kernel_conf ; configure devices and gui
		822	no_lib_load:
		823	end if
		824
		825	; Display APIC status
		826	mov esi, boot_APIC_found
		827	cmp [irq_mode], IRQ_APIC
		828	je @f
		829	mov esi, boot_APIC_nfound
		830	@@:
2642	mario79	831	call boot_log
2288	clevermous	832
		833	; PRINT AMOUNT OF MEMORY
		834	mov esi, boot_memdetect
		835	call boot_log
		836
		837	movzx ecx, word [boot_y]
		838	if lang eq ru
		839	or ecx, (10+30*6) shl 16
3274	esevece	840	else if lang eq sp
		841	or ecx, (10+33*6) shl 16
		842	else
2288	clevermous	843	or ecx, (10+29*6) shl 16
3274	esevece	844	end if
2288	clevermous	845	sub ecx, 10
		846	mov edx, 0xFFFFFF
		847	mov ebx, [MEM_AMOUNT]
		848	shr ebx, 20
		849	xor edi, edi
		850	mov eax, 0x00040000
		851	inc edi
		852	call display_number_force
		853
		854	; BUILD SCHEDULER
		855
2642	mario79	856	; call build_scheduler; sys32.inc
2288	clevermous	857
2642	mario79	858	; mov esi, boot_devices
		859	; call boot_log
2288	clevermous	860
4297	yogev_ezra	861	include "detect/vortex86.inc" ; Vortex86 SoC detection code
		862
5039	clevermous	863	stdcall load_pe_driver, szVidintel, 0
3508	clevermous	864
3520	clevermous	865	call usb_init
		866
2288	clevermous	867	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		868
		869	mov esi, boot_windefs
		870	call boot_log
		871	call set_window_defaults
		872
		873	; SET BACKGROUND DEFAULTS
		874
		875	mov esi, boot_bgr
		876	call boot_log
		877	call init_background
		878	call calculatebackground
		879
		880	; RESERVE SYSTEM IRQ'S JA PORT'S
		881
		882	mov esi, boot_resirqports
		883	call boot_log
		884	call reserve_irqs_ports
		885
		886	call init_display
		887	mov eax, [def_cursor]
8093	dunkaist	888	mov [SLOT_BASE+APPDATA.cursor+sizeof.APPDATA], eax
		889	mov [SLOT_BASE+APPDATA.cursor+sizeof.APPDATA*2], eax
2288	clevermous	890
3501	Serge	891	; PRINT CPU FREQUENCY
2288	clevermous	892
3501	Serge	893	mov esi, boot_cpufreq
2288	clevermous	894	call boot_log
3501	Serge	895
5792	serge	896	cli
		897	mov ebx, [hpet_base]
		898	test ebx, ebx
		899	jz @F
8111	dunkaist	900	mov ebx, [ebx+HPET_COUNTER]
5792	serge	901
3501	Serge	902	rdtsc
5792	serge	903	mov ecx, 1000
		904	sub eax, [hpet_tsc_start]
		905	sbb edx, [hpet_tsc_start+4]
		906	shld edx, eax, 10
		907	shl eax, 10
		908	mov esi, eax
		909	mov eax, edx
		910	mul ecx
		911	xchg eax, esi
		912	mul ecx
		913	adc edx, esi
		914	div ebx
		915	mul ecx
		916	div [hpet_period]
		917	mul ecx
		918	DEBUGF 1, "K : cpu frequency %u Hz\n", eax
		919	jmp .next
		920	@@:
		921	rdtsc
2288	clevermous	922	mov ecx, eax
		923	mov esi, 250 ; wait 1/4 a second
		924	call delay_ms
3501	Serge	925	rdtsc
		926
2288	clevermous	927	sub eax, ecx
3481	Serge	928	xor edx, edx
		929	shld edx, eax, 2
2288	clevermous	930	shl eax, 2
5792	serge	931	.next:
3481	Serge	932	mov dword [cpu_freq], eax
		933	mov dword [cpu_freq+4], edx
3502	Serge	934	mov ebx, 1000000
		935	div ebx
3501	Serge	936	mov ebx, eax
2288	clevermous	937
		938	movzx ecx, word [boot_y]
		939	if lang eq ru
3501	Serge	940	add ecx, (10+19*6) shl 16 - 10
3274	esevece	941	else if lang eq sp
3501	Serge	942	add ecx, (10+25*6) shl 16 - 10
3274	esevece	943	else
3501	Serge	944	add ecx, (10+17*6) shl 16 - 10
3274	esevece	945	end if
3501	Serge	946
2288	clevermous	947	mov edx, 0xFFFFFF
		948	xor edi, edi
		949	mov eax, 0x00040000
		950	inc edi
		951	call display_number_force
		952
		953	; SET VARIABLES
		954
		955	call set_variables
		956
		957	; STACK AND FDC
		958
		959	call stack_init
		960	call fdc_init
		961
		962	; PALETTE FOR 320x200 and 640x480 16 col
		963
		964	cmp [SCR_MODE], word 0x12
		965	jne no_pal_vga
		966	mov esi, boot_pal_vga
		967	call boot_log
		968	call paletteVGA
		969	no_pal_vga:
		970
		971	cmp [SCR_MODE], word 0x13
		972	jne no_pal_ega
		973	mov esi, boot_pal_ega
		974	call boot_log
		975	call palette320x200
		976	no_pal_ega:
		977
		978	; LOAD DEFAULT SKIN
		979
		980	call load_default_skin
		981
5635	hidnplayr	982	; Protect I/O permission map
2288	clevermous	983
		984	mov esi, [default_io_map]
8093	dunkaist	985	stdcall map_page, esi, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map], PG_READ
2288	clevermous	986	add esi, 0x1000
8093	dunkaist	987	stdcall map_page, esi, [SLOT_BASE+sizeof.APPDATA+APPDATA.io_map+4], PG_READ
2288	clevermous	988
		989	stdcall map_page, tss._io_map_0, \
8093	dunkaist	990	[SLOT_BASE+sizeof.APPDATA+APPDATA.io_map], PG_READ
2288	clevermous	991	stdcall map_page, tss._io_map_1, \
8093	dunkaist	992	[SLOT_BASE+sizeof.APPDATA+APPDATA.io_map+4], PG_READ
2288	clevermous	993
		994	; SET KEYBOARD PARAMETERS
		995	mov al, 0xf6 ; reset keyboard, scan enabled
5012	clevermous	996	call kb_write_wait_ack
2601	clevermous	997	test ah, ah
		998	jnz .no_keyboard
2288	clevermous	999
2601	clevermous	1000	iglobal
		1001	align 4
		1002	ps2_keyboard_functions:
		1003	dd .end - $
		1004	dd 0 ; no close
		1005	dd ps2_set_lights
		1006	.end:
		1007	endg
		1008	stdcall register_keyboard, ps2_keyboard_functions, 0
2288	clevermous	1009	; mov al, 0xED ; Keyboard LEDs - only for testing!
5012	clevermous	1010	; call kb_write_wait_ack
2288	clevermous	1011	; mov al, 111b
5012	clevermous	1012	; call kb_write_wait_ack
2288	clevermous	1013
		1014	mov al, 0xF3 ; set repeat rate & delay
5012	clevermous	1015	call kb_write_wait_ack
2288	clevermous	1016	mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
5012	clevermous	1017	call kb_write_wait_ack
2288	clevermous	1018	;// mike.dld [
		1019	call set_lights
		1020	;// mike.dld ]
		1021	stdcall attach_int_handler, 1, irq1, 0
4734	mario79	1022	DEBUGF 1, "K : IRQ1 return code %x\n", eax
2601	clevermous	1023	.no_keyboard:
2288	clevermous	1024
4553	hidnplayr	1025	; Load PS/2 mouse driver
2288	clevermous	1026
5044	clevermous	1027	stdcall load_pe_driver, szPS2MDriver, 0
2288	clevermous	1028
		1029	mov esi, boot_setmouse
		1030	call boot_log
		1031	call setmouse
		1032
5031	clevermous	1033	; LOAD FIRST APPLICATION
		1034	cmp byte [launcher_start], 1 ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
		1035	jnz first_app_found
		1036
		1037	cli
		1038	mov ebp, firstapp
		1039	call fs_execute_from_sysdir
		1040	test eax, eax
		1041	jns first_app_found
		1042
		1043	mov esi, boot_failed
		1044	call boot_log
		1045
		1046	mov eax, 0xDEADBEEF ; otherwise halt
		1047	hlt
		1048
		1049	first_app_found:
		1050
2288	clevermous	1051	; START MULTITASKING
7129	dunkaist	1052	preboot_blogesc = 0 ; start immediately after bootlog
2288	clevermous	1053
		1054	; A 'All set - press ESC to start' messages if need
		1055	if preboot_blogesc
		1056	mov esi, boot_tasking
		1057	call boot_log
		1058	.bll1:
		1059	in al, 0x60 ; wait for ESC key press
		1060	cmp al, 129
		1061	jne .bll1
		1062	end if
		1063
		1064	mov [timer_ticks_enable], 1 ; for cd driver
		1065
		1066	sti
4734	mario79	1067
4608	clevermous	1068	call mtrr_validate
		1069
2288	clevermous	1070	jmp osloop
		1071
		1072
		1073	; Fly :)
		1074
5033	clevermous	1075	uglobal
		1076	align 4
		1077	ap_initialized dd 0
		1078	endg
		1079
		1080	ap_init_high:
		1081	mov ax, os_stack
		1082	mov bx, app_data
		1083	mov cx, app_tls
		1084	mov ss, ax
		1085	mov ds, bx
		1086	mov es, bx
		1087	mov fs, cx
		1088	mov gs, bx
		1089	xor esp, esp
5130	serge	1090	mov eax, sys_proc-OS_BASE+PROC.pdt_0
5033	clevermous	1091	mov cr3, eax
		1092	lock inc [ap_initialized]
		1093	jmp idle_loop
		1094
		1095
2288	clevermous	1096	include 'unpacker.inc'
		1097
		1098	align 4
		1099	boot_log:
		1100	pushad
		1101
		1102	mov ebx, 10*65536
		1103	mov bx, word [boot_y]
		1104	add [boot_y], dword 10
		1105	mov ecx, 0x80ffffff; ASCIIZ string with white color
		1106	xor edi, edi
		1107	mov edx, esi
		1108	inc edi
		1109	call dtext
		1110
		1111	mov [novesachecksum], 1000
		1112	call checkVga_N13
		1113
		1114	popad
		1115
		1116	ret
		1117
8091	dunkaist	1118	;-----------------------------------------------------------------------------
		1119	; Register ramdisk file system
		1120	register_ramdisk:
		1121	mov esi, boot_initramdisk
		1122	call boot_log
		1123	call ramdisk_init
		1124	ret
		1125
3534	clevermous	1126	; in: edx -> APPDATA for OS/IDLE slot
		1127	; in: ebx = stack base
		1128	proc setup_os_slot
		1129	xor eax, eax
8093	dunkaist	1130	mov ecx, sizeof.APPDATA/4
3534	clevermous	1131	mov edi, edx
		1132	rep stosd
		1133
3535	clevermous	1134	mov eax, tss+0x80
		1135	call get_pg_addr
		1136	inc eax
		1137	mov [edx+APPDATA.io_map], eax
		1138	mov eax, tss+0x1080
		1139	call get_pg_addr
		1140	inc eax
		1141	mov [edx+APPDATA.io_map+4], eax
		1142
3534	clevermous	1143	mov dword [edx+APPDATA.pl0_stack], ebx
7124	dunkaist	1144	lea edi, [ebx+RING0_STACK_SIZE]
3534	clevermous	1145	mov dword [edx+APPDATA.fpu_state], edi
		1146	mov dword [edx+APPDATA.saved_esp0], edi
		1147	mov dword [edx+APPDATA.saved_esp], edi
		1148	mov dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
		1149
		1150	mov esi, fpu_data
7165	clevermous	1151	mov ecx, [xsave_area_size]
		1152	add ecx, 3
		1153	shr ecx, 2
3534	clevermous	1154	rep movsd
		1155
8087	dunkaist	1156	lea eax, [edx+APP_EV_OFFSET]
		1157	mov dword [edx+APPDATA.fd_ev], eax
		1158	mov dword [edx+APPDATA.bk_ev], eax
		1159
3534	clevermous	1160	lea eax, [edx+APP_OBJ_OFFSET]
		1161	mov dword [edx+APPDATA.fd_obj], eax
		1162	mov dword [edx+APPDATA.bk_obj], eax
		1163
6502	pathoswith	1164	mov dword [edx+APPDATA.cur_dir], sysdir_path-2
3534	clevermous	1165
5130	serge	1166	mov [edx + APPDATA.process], sys_proc
3534	clevermous	1167
5130	serge	1168	lea ebx, [edx+APPDATA.list]
		1169	lea ecx, [sys_proc+PROC.thr_list]
		1170	list_add_tail ebx, ecx
		1171
3534	clevermous	1172	mov eax, edx
		1173	shr eax, 3
		1174	add eax, CURRENT_TASK - (SLOT_BASE shr 3)
		1175	mov [eax+TASKDATA.wnd_number], dh
		1176	mov byte [eax+TASKDATA.pid], dh
		1177
		1178	ret
		1179	endp
		1180
2288	clevermous	1181	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1182	; ;
		1183	; MAIN OS LOOP START ;
		1184	; ;
		1185	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1186	align 32
		1187	osloop:
3534	clevermous	1188	mov edx, osloop_has_work?
		1189	xor ecx, ecx
		1190	call Wait_events
		1191	xor eax, eax
		1192	xchg eax, [osloop_nonperiodic_work]
		1193	test eax, eax
		1194	jz .no_periodic
4734	mario79	1195
2453	mario79	1196	call __sys_draw_pointer
2288	clevermous	1197	call window_check_events
		1198	call mouse_check_events
		1199	call checkmisc
		1200	call checkVga_N13
4734	mario79	1201	;--------------------------------------
3534	clevermous	1202	.no_periodic:
2288	clevermous	1203	call stack_handler
		1204	call check_fdd_motor_status
		1205	call check_ATAPI_device_event
2601	clevermous	1206	call check_lights_state
2288	clevermous	1207	call check_timers
4734	mario79	1208
2288	clevermous	1209	jmp osloop
		1210	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1211	; ;
		1212	; MAIN OS LOOP END ;
		1213	; ;
		1214	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
3534	clevermous	1215	proc osloop_has_work?
		1216	cmp [osloop_nonperiodic_work], 0
		1217	jnz .yes
		1218	call stack_handler_has_work?
		1219	jnz .yes
4273	clevermous	1220	call check_fdd_motor_status_has_work?
		1221	jnz .yes
3534	clevermous	1222	call check_ATAPI_device_event_has_work?
		1223	jnz .yes
		1224	call check_lights_state_has_work?
		1225	jnz .yes
		1226	call check_timers_has_work?
		1227	jnz .yes
		1228	.no:
		1229	xor eax, eax
2288	clevermous	1230	ret
3534	clevermous	1231	.yes:
		1232	xor eax, eax
		1233	inc eax
		1234	ret
		1235	endp
2288	clevermous	1236
3534	clevermous	1237	proc wakeup_osloop
		1238	mov [osloop_nonperiodic_work], 1
		1239	ret
		1240	endp
		1241
2288	clevermous	1242	uglobal
3534	clevermous	1243	align 4
		1244	osloop_nonperiodic_work dd ?
2288	clevermous	1245	endg
		1246
5033	clevermous	1247	uglobal
		1248	align 64
		1249	idle_addr rb 64
		1250	endg
		1251
3534	clevermous	1252	idle_thread:
		1253	sti
5033	clevermous	1254
		1255	; The following code can be executed by all CPUs in the system.
		1256	; All other parts of the kernel do not expect multi-CPU.
		1257	; Also, APs don't even have a stack here.
		1258	; Beware. Don't do anything here. Anything at all.
3534	clevermous	1259	idle_loop:
5033	clevermous	1260	cmp [use_mwait_for_idle], 0
		1261	jnz idle_loop_mwait
		1262
		1263	idle_loop_hlt:
3534	clevermous	1264	hlt
5033	clevermous	1265	jmp idle_loop_hlt
2288	clevermous	1266
5033	clevermous	1267	idle_loop_mwait:
		1268	mov eax, idle_addr
		1269	xor ecx, ecx
		1270	xor edx, edx
		1271	monitor
		1272	xor ecx, ecx
		1273	mov eax, 20h ; or 10h
		1274	mwait
		1275	jmp idle_loop_mwait
2288	clevermous	1276
3534	clevermous	1277
2288	clevermous	1278	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1279	; ;
		1280	; INCLUDED SYSTEM FILES ;
		1281	; ;
		1282	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1283
		1284
		1285	include "kernel32.inc"
		1286
		1287
		1288	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1289	; ;
		1290	; KERNEL FUNCTIONS ;
		1291	; ;
		1292	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1293
		1294	reserve_irqs_ports:
		1295
		1296
		1297	; RESERVE PORTS
		1298	mov eax, RESERVED_PORTS
		1299	mov ecx, 1
		1300
		1301	mov [eax], dword 4
		1302
		1303	mov [eax+16], ecx
		1304	mov [eax+16+4], dword 0
3426	hidnplayr	1305	mov [eax+16+8], dword 0x2D
2288	clevermous	1306
		1307	mov [eax+32], ecx
		1308	mov [eax+32+4], dword 0x30
		1309	mov [eax+32+8], dword 0x4D
		1310
		1311	mov [eax+48], ecx
		1312	mov [eax+48+4], dword 0x50
3426	hidnplayr	1313	mov [eax+48+8], dword 0xDF
2288	clevermous	1314
		1315	mov [eax+64], ecx
		1316	mov [eax+64+4], dword 0xE5
		1317	mov [eax+64+8], dword 0xFF
		1318
		1319	ret
		1320
		1321
		1322	iglobal
3534	clevermous	1323	process_number dd 0x2
2288	clevermous	1324	endg
		1325
		1326	set_variables:
		1327
		1328	mov ecx, 0x16 ; flush port 0x60
		1329	.fl60:
		1330	in al, 0x60
		1331	loop .fl60
		1332	push eax
		1333
7132	dunkaist	1334	mov ax, [BOOT.y_res]
2288	clevermous	1335	shr ax, 1
		1336	shl eax, 16
7132	dunkaist	1337	mov ax, [BOOT.x_res]
2288	clevermous	1338	shr ax, 1
		1339	mov [MOUSE_X], eax
3534	clevermous	1340	call wakeup_osloop
2288	clevermous	1341
		1342	xor eax, eax
		1343	mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
		1344
		1345	mov byte [KEY_COUNT], al ; keyboard buffer
		1346	mov byte [BTN_COUNT], al ; button buffer
		1347	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
		1348
		1349	pop eax
		1350	ret
		1351
		1352	align 4
		1353	;input eax=43,bl-byte of output, ecx - number of port
		1354	sys_outport:
		1355
		1356	mov edi, ecx ; separate flag for read / write
		1357	and ecx, 65535
		1358
		1359	mov eax, [RESERVED_PORTS]
		1360	test eax, eax
		1361	jnz .sopl8
		1362	inc eax
		1363	mov [esp+32], eax
		1364	ret
		1365
		1366	.sopl8:
		1367	mov edx, [TASK_BASE]
		1368	mov edx, [edx+0x4]
		1369	;and ecx,65535
		1370	;cld - set on interrupt 0x40
		1371	.sopl1:
		1372
		1373	mov esi, eax
		1374	shl esi, 4
		1375	add esi, RESERVED_PORTS
		1376	cmp edx, [esi+0]
		1377	jne .sopl2
		1378	cmp ecx, [esi+4]
		1379	jb .sopl2
		1380	cmp ecx, [esi+8]
		1381	jg .sopl2
		1382	.sopl3:
		1383
		1384	test edi, 0x80000000; read ?
		1385	jnz .sopl4
		1386
		1387	mov eax, ebx
		1388	mov dx, cx ; write
		1389	out dx, al
		1390	and [esp+32], dword 0
		1391	ret
		1392
		1393	.sopl2:
		1394
		1395	dec eax
		1396	jnz .sopl1
		1397	inc eax
		1398	mov [esp+32], eax
		1399	ret
		1400
		1401
		1402	.sopl4:
		1403
		1404	mov dx, cx ; read
		1405	in al, dx
		1406	and eax, 0xff
		1407	and [esp+32], dword 0
		1408	mov [esp+20], eax
		1409	ret
		1410
		1411	display_number:
		1412	;It is not optimization
		1413	mov eax, ebx
		1414	mov ebx, ecx
		1415	mov ecx, edx
		1416	mov edx, esi
		1417	mov esi, edi
		1418	; eax = print type, al=0 -> ebx is number
		1419	; al=1 -> ebx is pointer
		1420	; ah=0 -> display decimal
		1421	; ah=1 -> display hexadecimal
		1422	; ah=2 -> display binary
		1423	; eax bits 16-21 = number of digits to display (0-32)
		1424	; eax bits 22-31 = reserved
		1425	;
		1426	; ebx = number or pointer
		1427	; ecx = x shl 16 + y
		1428	; edx = color
		1429	xor edi, edi
		1430	display_number_force:
		1431	push eax
		1432	and eax, 0x3fffffff
		1433	cmp eax, 0xffff ; length > 0 ?
		1434	pop eax
		1435	jge cont_displ
		1436	ret
		1437	cont_displ:
		1438	push eax
		1439	and eax, 0x3fffffff
		1440	cmp eax, 61*0x10000 ; length <= 60 ?
		1441	pop eax
		1442	jb cont_displ2
		1443	ret
		1444	cont_displ2:
		1445
		1446	pushad
		1447
		1448	cmp al, 1 ; ecx is a pointer ?
		1449	jne displnl1
		1450	mov ebp, ebx
		1451	add ebp, 4
		1452	mov ebp, [ebp+std_application_base_address]
		1453	mov ebx, [ebx+std_application_base_address]
		1454	displnl1:
		1455	sub esp, 64
		1456
		1457	test ah, ah ; DECIMAL
		1458	jnz no_display_desnum
		1459	shr eax, 16
		1460	and eax, 0xC03f
		1461	; and eax,0x3f
		1462	push eax
		1463	and eax, 0x3f
		1464	mov edi, esp
		1465	add edi, 4+64-1
		1466	mov ecx, eax
		1467	mov eax, ebx
		1468	mov ebx, 10
		1469	d_desnum:
		1470	xor edx, edx
		1471	call division_64_bits
		1472	div ebx
		1473	add dl, 48
		1474	mov [edi], dl
		1475	dec edi
		1476	loop d_desnum
		1477	pop eax
		1478	call normalize_number
		1479	call draw_num_text
		1480	add esp, 64
		1481	popad
		1482	ret
		1483	no_display_desnum:
		1484
		1485	cmp ah, 0x01 ; HEXADECIMAL
		1486	jne no_display_hexnum
		1487	shr eax, 16
		1488	and eax, 0xC03f
		1489	; and eax,0x3f
		1490	push eax
		1491	and eax, 0x3f
		1492	mov edi, esp
		1493	add edi, 4+64-1
		1494	mov ecx, eax
		1495	mov eax, ebx
		1496	mov ebx, 16
		1497	d_hexnum:
		1498	xor edx, edx
		1499	call division_64_bits
		1500	div ebx
		1501	hexletters = __fdo_hexdigits
		1502	add edx, hexletters
		1503	mov dl, [edx]
		1504	mov [edi], dl
		1505	dec edi
		1506	loop d_hexnum
		1507	pop eax
		1508	call normalize_number
		1509	call draw_num_text
		1510	add esp, 64
		1511	popad
		1512	ret
		1513	no_display_hexnum:
		1514
		1515	cmp ah, 0x02 ; BINARY
		1516	jne no_display_binnum
		1517	shr eax, 16
		1518	and eax, 0xC03f
		1519	; and eax,0x3f
		1520	push eax
		1521	and eax, 0x3f
		1522	mov edi, esp
		1523	add edi, 4+64-1
		1524	mov ecx, eax
		1525	mov eax, ebx
		1526	mov ebx, 2
		1527	d_binnum:
		1528	xor edx, edx
		1529	call division_64_bits
		1530	div ebx
		1531	add dl, 48
		1532	mov [edi], dl
		1533	dec edi
		1534	loop d_binnum
		1535	pop eax
		1536	call normalize_number
		1537	call draw_num_text
		1538	add esp, 64
		1539	popad
		1540	ret
		1541	no_display_binnum:
		1542
		1543	add esp, 64
		1544	popad
		1545	ret
		1546
		1547	normalize_number:
		1548	test ah, 0x80
		1549	jz .continue
		1550	mov ecx, 48
		1551	and eax, 0x3f
		1552	@@:
		1553	inc edi
		1554	cmp [edi], cl
		1555	jne .continue
		1556	dec eax
		1557	cmp eax, 1
		1558	ja @r
		1559	mov al, 1
		1560	.continue:
		1561	and eax, 0x3f
		1562	ret
		1563
		1564	division_64_bits:
		1565	test [esp+1+4], byte 0x40
		1566	jz .continue
		1567	push eax
		1568	mov eax, ebp
		1569	div ebx
		1570	mov ebp, eax
		1571	pop eax
		1572	.continue:
		1573	ret
		1574
		1575	draw_num_text:
		1576	mov esi, eax
		1577	mov edx, 64+4
		1578	sub edx, eax
		1579	add edx, esp
		1580	mov ebx, [esp+64+32-8+4]
		1581	; add window start x & y
		1582	mov ecx, [TASK_BASE]
		1583
		1584	mov edi, [CURRENT_TASK]
		1585	shl edi, 8
		1586
		1587	mov eax, [ecx-twdw+WDATA.box.left]
		1588	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1589	shl eax, 16
		1590	add eax, [ecx-twdw+WDATA.box.top]
		1591	add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1592	add ebx, eax
		1593	mov ecx, [esp+64+32-12+4]
		1594	mov eax, [esp+64+8] ; background color (if given)
		1595	mov edi, [esp+64+4]
6272	pathoswith	1596	and ecx, 5FFFFFFFh
		1597	bt ecx, 27
		1598	jnc @f
		1599	mov edi, eax
		1600	@@:
2288	clevermous	1601	jmp dtext
4700	mario79	1602	;-----------------------------------------------------------------------------
		1603	iglobal
		1604	midi_base dw 0
		1605	endg
		1606	;-----------------------------------------------------------------------------
2288	clevermous	1607	align 4
		1608	sys_setup:
4700	mario79	1609	; 1 = roland mpu midi base , base io address
		1610	; 2 = keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1611	; 3 = not used
		1612	; 4 = not used
		1613	; 5 = system language, 1eng 2fi 3ger 4rus
		1614	; 6 = not used
		1615	; 7 = not used
		1616	; 8 = not used
		1617	; 9 = not used
		1618	; 10 = not used
2288	clevermous	1619	; 11 = enable lba read
		1620	; 12 = enable pci access
4700	mario79	1621	;-----------------------------------------------------------------------------
		1622	and [esp+32], dword 0
		1623	; F.21.1 - set MPU MIDI base port
		1624	dec ebx
		1625	jnz @f
2288	clevermous	1626
		1627	cmp ecx, 0x100
4700	mario79	1628	jb @f
2288	clevermous	1629
		1630	mov esi, 65535
		1631	cmp esi, ecx
4700	mario79	1632	jb @f
2288	clevermous	1633
4700	mario79	1634	mov [midi_base], cx
		1635	mov word [mididp], cx
		1636	inc cx
		1637	mov word [midisp], cx
2288	clevermous	1638	ret
4700	mario79	1639	;--------------------------------------
		1640	@@:
		1641	; F.21.2 - set keyboard layout
		1642	dec ebx
		1643	jnz @f
2288	clevermous	1644
		1645	mov edi, [TASK_BASE]
		1646	mov eax, [edi+TASKDATA.mem_start]
		1647	add eax, edx
4700	mario79	1648	; 1 = normal layout
		1649	dec ecx
		1650	jnz .shift
2288	clevermous	1651
		1652	mov ebx, keymap
		1653	mov ecx, 128
		1654	call memmove
		1655	ret
4700	mario79	1656	;--------------------------------------
		1657	.shift:
		1658	; 2 = layout at pressed Shift
2288	clevermous	1659	dec ecx
4700	mario79	1660	jnz .alt
2288	clevermous	1661
		1662	mov ebx, keymap_shift
		1663	mov ecx, 128
		1664	call memmove
		1665	ret
4700	mario79	1666	;--------------------------------------
		1667	.alt:
		1668	; 3 = layout at pressed Alt
2288	clevermous	1669	dec ecx
4700	mario79	1670	jnz .country
		1671
2288	clevermous	1672	mov ebx, keymap_alt
		1673	mov ecx, 128
		1674	call memmove
		1675	ret
4700	mario79	1676	;--------------------------------------
		1677	.country:
		1678	; country identifier
2288	clevermous	1679	sub ecx, 6
4700	mario79	1680	jnz .error
		1681
2288	clevermous	1682	mov word [keyboard], dx
		1683	ret
4700	mario79	1684	;--------------------------------------
		1685	@@:
		1686	; F.21.5 - set system language
		1687	sub ebx, 3
		1688	jnz @f
2288	clevermous	1689
		1690	mov [syslang], ecx
		1691	ret
4700	mario79	1692	;--------------------------------------
		1693	@@:
		1694	; F.21.11 - enable/disable low-level access to HD
		1695	and ecx, 1
		1696	sub ebx, 6
		1697	jnz @f
2288	clevermous	1698
4700	mario79	1699	mov [lba_read_enabled], ecx
2288	clevermous	1700	ret
4700	mario79	1701	;--------------------------------------
		1702	@@:
		1703	; F.21.12 - enable/disable low-level access to PCI
2288	clevermous	1704	dec ebx
4700	mario79	1705	jnz .error
2288	clevermous	1706
		1707	mov [pci_access_enabled], ecx
		1708	ret
4700	mario79	1709	;--------------------------------------
		1710	.error:
2288	clevermous	1711	or [esp+32], dword -1
		1712	ret
4700	mario79	1713	;-----------------------------------------------------------------------------
2288	clevermous	1714	align 4
		1715	sys_getsetup:
4700	mario79	1716	; 1 = roland mpu midi base , base io address
		1717	; 2 = keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1718	; 3 = not used
		1719	; 4 = not used
		1720	; 5 = system language, 1eng 2fi 3ger 4rus
		1721	; 6 = not used
		1722	; 7 = not used
		1723	; 8 = not used
		1724	; 9 = get hs timer tic
		1725	; 10 = not used
		1726	; 11 = get the state "lba read"
		1727	; 12 = get the state "pci access"
		1728	;-----------------------------------------------------------------------------
		1729	; F.26.1 - get MPU MIDI base port
		1730	dec ebx
		1731	jnz @f
2288	clevermous	1732
		1733	movzx eax, [midi_base]
		1734	mov [esp+32], eax
		1735	ret
4700	mario79	1736	;--------------------------------------
		1737	@@:
		1738	; F.26.2 - get keyboard layout
2288	clevermous	1739	dec ebx
4700	mario79	1740	jnz @f
2288	clevermous	1741
		1742	mov edi, [TASK_BASE]
		1743	mov ebx, [edi+TASKDATA.mem_start]
		1744	add ebx, edx
4700	mario79	1745	; 1 = normal layout
		1746	dec ecx
		1747	jnz .shift
2288	clevermous	1748
8160	rgimad	1749	; if given memory address belongs to kernel then error
		1750	push ebx
		1751	mov eax, ebx
		1752	mov ebx, 128
		1753	call is_region_userspace
		1754	pop ebx
		1755	test eax, eax
		1756	jz .addr_error
8158	rgimad	1757
2288	clevermous	1758	mov eax, keymap
		1759	mov ecx, 128
		1760	call memmove
		1761	ret
4700	mario79	1762	;--------------------------------------
		1763	.shift:
		1764	; 2 = layout with pressed Shift
2288	clevermous	1765	dec ecx
4700	mario79	1766	jnz .alt
2288	clevermous	1767
8160	rgimad	1768	push ebx
		1769	mov eax, ebx
		1770	mov ebx, 128
		1771	call is_region_userspace
		1772	pop ebx
		1773	test eax, eax
		1774	jz .addr_error
8158	rgimad	1775
2288	clevermous	1776	mov eax, keymap_shift
		1777	mov ecx, 128
		1778	call memmove
		1779	ret
4700	mario79	1780	;--------------------------------------
		1781	.alt:
		1782	; 3 = layout with pressed Alt
2288	clevermous	1783	dec ecx
4700	mario79	1784	jne .country
2288	clevermous	1785
8160	rgimad	1786	push ebx
		1787	mov eax, ebx
		1788	mov ebx, 128
		1789	call is_region_userspace
		1790	pop ebx
		1791	test eax, eax
		1792	jz .addr_error
8158	rgimad	1793
2288	clevermous	1794	mov eax, keymap_alt
		1795	mov ecx, 128
		1796	call memmove
		1797	ret
4700	mario79	1798	;--------------------------------------
		1799	.country:
		1800	; 9 = country identifier
2288	clevermous	1801	sub ecx, 6
4700	mario79	1802	jnz .error
		1803
2288	clevermous	1804	movzx eax, word [keyboard]
		1805	mov [esp+32], eax
		1806	ret
8158	rgimad	1807
		1808	.addr_error: ; if given memory address is illegal
		1809	mov eax, -1
		1810	ret
4700	mario79	1811	;--------------------------------------
		1812	@@:
		1813	; F.26.5 - get system language
		1814	sub ebx, 3
		1815	jnz @f
2288	clevermous	1816
		1817	mov eax, [syslang]
		1818	mov [esp+32], eax
		1819	ret
4700	mario79	1820	;--------------------------------------
		1821	@@:
		1822	; F.26.9 - get the value of the time counter
4573	clevermous	1823	sub ebx, 4
4700	mario79	1824	jnz @f
		1825
		1826	mov eax, [timer_ticks]
2288	clevermous	1827	mov [esp+32], eax
		1828	ret
4700	mario79	1829	;--------------------------------------
		1830	@@:
5794	serge	1831	; F.26.10 - get the time from kernel launch in nanoseconds
		1832	sub ebx, 1
		1833	jnz @f
		1834
		1835	call get_clock_ns
		1836	mov [esp+24], edx
		1837	mov [esp+32], eax
		1838	ret
		1839	;--------------------------------------
		1840	@@:
4700	mario79	1841	; F.26.11 - Find out whether low-level HD access is enabled
5794	serge	1842	sub ebx, 1
4700	mario79	1843	jnz @f
		1844
2288	clevermous	1845	mov eax, [lba_read_enabled]
		1846	mov [esp+32], eax
		1847	ret
4700	mario79	1848	;--------------------------------------
		1849	@@:
		1850	; F.26.12 - Find out whether low-level PCI access is enabled
2288	clevermous	1851	dec ebx
4700	mario79	1852	jnz .error
		1853
2288	clevermous	1854	mov eax, [pci_access_enabled]
		1855	mov [esp+32], eax
		1856	ret
4700	mario79	1857	;--------------------------------------
		1858	.error:
		1859	or [esp+32], dword -1
2288	clevermous	1860	ret
4700	mario79	1861	;-----------------------------------------------------------------------------
2288	clevermous	1862	get_timer_ticks:
		1863	mov eax, [timer_ticks]
		1864	ret
4700	mario79	1865	;-----------------------------------------------------------------------------
2288	clevermous	1866	readmousepos:
		1867	; eax=0 screen relative
		1868	; eax=1 window relative
		1869	; eax=2 buttons pressed
5851	pathoswith	1870	; eax=3 buttons pressed ext
2288	clevermous	1871	; eax=4 load cursor
		1872	; eax=5 set cursor
5851	pathoswith	1873	; eax=6 delete cursor
2288	clevermous	1874	; eax=7 get mouse_z
6800	pathoswith	1875	; eax=8 load cursor unicode
		1876	cmp ebx, 8
5851	pathoswith	1877	ja @f
6800	pathoswith	1878	jmp dword[.mousefn+ebx*4]
5851	pathoswith	1879
6800	pathoswith	1880	align 4
		1881	.mousefn:
		1882	dd .msscreen
		1883	dd .mswin
		1884	dd .msbutton
		1885	dd .msbuttonExt
		1886	dd .app_load_cursor
		1887	dd .app_set_cursor
		1888	dd .app_delete_cursor
		1889	dd .msz
		1890	dd .loadCursorUni
		1891
		1892	.msscreen:
2288	clevermous	1893	mov eax, [MOUSE_X]
		1894	shl eax, 16
		1895	mov ax, [MOUSE_Y]
		1896	mov [esp+36-4], eax
5851	pathoswith	1897	@@:
2288	clevermous	1898	ret
5851	pathoswith	1899
6800	pathoswith	1900	.mswin:
2288	clevermous	1901	mov eax, [MOUSE_X]
		1902	shl eax, 16
		1903	mov ax, [MOUSE_Y]
		1904	mov esi, [TASK_BASE]
		1905	mov bx, word [esi-twdw+WDATA.box.left]
		1906	shl ebx, 16
		1907	mov bx, word [esi-twdw+WDATA.box.top]
		1908	sub eax, ebx
		1909	mov edi, [CURRENT_TASK]
		1910	shl edi, 8
		1911	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1912	rol eax, 16
		1913	sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1914	rol eax, 16
		1915	mov [esp+36-4], eax
		1916	ret
5851	pathoswith	1917
6800	pathoswith	1918	.msbutton:
2288	clevermous	1919	movzx eax, byte [BTN_DOWN]
		1920	mov [esp+36-4], eax
		1921	ret
5851	pathoswith	1922
6800	pathoswith	1923	.msbuttonExt:
5851	pathoswith	1924	mov eax, [BTN_DOWN]
2288	clevermous	1925	mov [esp+36-4], eax
		1926	ret
		1927
6800	pathoswith	1928	.app_load_cursor:
2288	clevermous	1929	cmp ecx, OS_BASE
5851	pathoswith	1930	jae @f
2288	clevermous	1931	stdcall load_cursor, ecx, edx
		1932	mov [esp+36-4], eax
5851	pathoswith	1933	@@:
2288	clevermous	1934	ret
		1935
6800	pathoswith	1936	.loadCursorUni:
		1937	cmp ecx, OS_BASE
		1938	jae @b
		1939	push ecx edx
		1940	stdcall kernel_alloc, maxPathLength
		1941	mov edi, eax
		1942	pop eax esi
		1943	push edi
		1944	call getFullPath
		1945	pop ebp
		1946	test eax, eax
		1947	jz @f
		1948	stdcall load_cursor, ebp, LOAD_FROM_FILE
		1949	mov [esp+32], eax
		1950	@@:
		1951	stdcall kernel_free, ebp
		1952	ret
		1953
		1954	.app_set_cursor:
2288	clevermous	1955	stdcall set_cursor, ecx
		1956	mov [esp+36-4], eax
		1957	ret
		1958
6800	pathoswith	1959	.app_delete_cursor:
2288	clevermous	1960	stdcall delete_cursor, ecx
		1961	mov [esp+36-4], eax
		1962	ret
		1963
6800	pathoswith	1964	.msz:
5851	pathoswith	1965	mov edi, [TASK_COUNT]
		1966	movzx edi, word [WIN_POS + edi*2]
		1967	cmp edi, [CURRENT_TASK]
		1968	jne @f
		1969	mov ax, [MOUSE_SCROLL_H]
		1970	shl eax, 16
		1971	mov ax, [MOUSE_SCROLL_V]
		1972	mov [esp+36-4], eax
		1973	and [MOUSE_SCROLL_H], word 0
		1974	and [MOUSE_SCROLL_V], word 0
		1975	ret
		1976	@@:
		1977	and [esp+36-4], dword 0
		1978	ret
		1979
2288	clevermous	1980	is_input:
		1981
		1982	push edx
		1983	mov dx, word [midisp]
		1984	in al, dx
		1985	and al, 0x80
		1986	pop edx
		1987	ret
		1988
		1989	is_output:
		1990
		1991	push edx
		1992	mov dx, word [midisp]
		1993	in al, dx
		1994	and al, 0x40
		1995	pop edx
		1996	ret
		1997
		1998
		1999	get_mpu_in:
		2000
		2001	push edx
		2002	mov dx, word [mididp]
		2003	in al, dx
		2004	pop edx
		2005	ret
		2006
		2007
		2008	put_mpu_out:
		2009
		2010	push edx
		2011	mov dx, word [mididp]
		2012	out dx, al
		2013	pop edx
		2014	ret
		2015
		2016
		2017
		2018	align 4
		2019
		2020	sys_midi:
		2021	cmp [mididp], 0
		2022	jnz sm0
		2023	mov [esp+36], dword 1
		2024	ret
		2025	sm0:
		2026	and [esp+36], dword 0
		2027	dec ebx
		2028	jnz smn1
		2029	; call setuart
		2030	su1:
		2031	call is_output
		2032	test al, al
		2033	jnz su1
		2034	mov dx, word [midisp]
		2035	mov al, 0xff
		2036	out dx, al
		2037	su2:
		2038	mov dx, word [midisp]
		2039	mov al, 0xff
		2040	out dx, al
		2041	call is_input
		2042	test al, al
		2043	jnz su2
		2044	call get_mpu_in
		2045	cmp al, 0xfe
		2046	jnz su2
		2047	su3:
		2048	call is_output
		2049	test al, al
		2050	jnz su3
		2051	mov dx, word [midisp]
		2052	mov al, 0x3f
		2053	out dx, al
		2054	ret
		2055	smn1:
		2056	dec ebx
		2057	jnz smn2
		2058	sm10:
		2059	call get_mpu_in
		2060	call is_output
		2061	test al, al
		2062	jnz sm10
		2063	mov al, bl
		2064	call put_mpu_out
		2065	smn2:
		2066	ret
		2067
		2068	detect_devices:
		2069	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2070	;include 'detect/commouse.inc'
		2071	;include 'detect/ps2mouse.inc'
		2072	;include 'detect/dev_fd.inc'
		2073	;include 'detect/dev_hdcd.inc'
		2074	;include 'detect/sear_par.inc'
		2075	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2076	ret
		2077
		2078	sys_end:
2430	mario79	2079	;--------------------------------------
		2080	cmp [_display.select_cursor], 0
		2081	je @f
		2082	; restore default cursor before killing
		2083	pusha
		2084	mov ecx, [current_slot]
2435	mario79	2085	call restore_default_cursor_before_killing
2430	mario79	2086	popa
		2087	@@:
		2088	;--------------------------------------
3545	hidnplayr	2089	; kill all sockets this process owns
		2090	pusha
		2091	mov edx, [TASK_BASE]
		2092	mov edx, [edx+TASKDATA.pid]
6011	hidnplayr	2093	call socket_process_end
3545	hidnplayr	2094	popa
		2095	;--------------------------------------
2288	clevermous	2096	mov ecx, [current_slot]
		2097	mov eax, [ecx+APPDATA.tls_base]
		2098	test eax, eax
		2099	jz @F
		2100
		2101	stdcall user_free, eax
		2102	@@:
		2103
		2104	mov eax, [TASK_BASE]
6122	hidnplayr	2105	mov [eax+TASKDATA.state], TSTATE_ZOMBIE
3534	clevermous	2106	call wakeup_osloop
2288	clevermous	2107
3597	Serge	2108	.waitterm: ; wait here for termination
		2109	call change_task
		2110	jmp .waitterm
2435	mario79	2111	;------------------------------------------------------------------------------
2452	mario79	2112	align 4
2435	mario79	2113	restore_default_cursor_before_killing:
2468	mario79	2114	pushfd
		2115	cli
2435	mario79	2116	mov eax, [def_cursor]
		2117	mov [ecx+APPDATA.cursor], eax
2288	clevermous	2118
2435	mario79	2119	movzx eax, word [MOUSE_Y]
		2120	movzx ebx, word [MOUSE_X]
2446	mario79	2121	mov eax, [d_width_calc_area + eax*4]
		2122
5351	serge	2123	add eax, [_display.win_map]
2435	mario79	2124	movzx edx, byte [ebx+eax]
		2125	shl edx, 8
		2126	mov esi, [edx+SLOT_BASE+APPDATA.cursor]
2452	mario79	2127
		2128	cmp esi, [current_cursor]
		2129	je @f
		2130
2435	mario79	2131	push esi
		2132	call [_display.select_cursor]
		2133	mov [current_cursor], esi
2452	mario79	2134	@@:
2450	mario79	2135	mov [redrawmouse_unconditional], 1
3534	clevermous	2136	call wakeup_osloop
2468	mario79	2137	popfd
2435	mario79	2138	ret
		2139	;------------------------------------------------------------------------------
2288	clevermous	2140	iglobal
		2141	align 4
		2142	sys_system_table:
		2143	dd sysfn_deactivate ; 1 = deactivate window
		2144	dd sysfn_terminate ; 2 = terminate thread
		2145	dd sysfn_activate ; 3 = activate window
		2146	dd sysfn_getidletime ; 4 = get idle time
		2147	dd sysfn_getcpuclock ; 5 = get cpu clock
		2148	dd sysfn_saveramdisk ; 6 = save ramdisk
		2149	dd sysfn_getactive ; 7 = get active window
		2150	dd sysfn_sound_flag ; 8 = get/set sound_flag
		2151	dd sysfn_shutdown ; 9 = shutdown with parameter
		2152	dd sysfn_minimize ; 10 = minimize window
		2153	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		2154	dd sysfn_lastkey ; 12 = get last pressed key
		2155	dd sysfn_getversion ; 13 = get kernel version
		2156	dd sysfn_waitretrace ; 14 = wait retrace
		2157	dd sysfn_centermouse ; 15 = center mouse cursor
		2158	dd sysfn_getfreemem ; 16 = get free memory size
		2159	dd sysfn_getallmem ; 17 = get total memory size
		2160	dd sysfn_terminate2 ; 18 = terminate thread using PID
		2161	; instead of slot
		2162	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		2163	dd sysfn_meminfo ; 20 = get extended memory info
		2164	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		2165	dd sysfn_min_rest_window ; 22 = minimize and restore any window
2648	mario79	2166	dd sysfn_min_windows ; 23 = minimize all windows
2654	mario79	2167	dd sysfn_set_screen_sizes ; 24 = set screen sizes for Vesa
5836	GerdtR	2168
		2169	dd sysfn_zmodif ; 25 = get/set window z modifier ;Fantomer
2288	clevermous	2170	sysfn_num = ($ - sys_system_table)/4
		2171	endg
		2172	;------------------------------------------------------------------------------
		2173	sys_system:
		2174	dec ebx
		2175	cmp ebx, sysfn_num
		2176	jae @f
		2177	jmp dword [sys_system_table + ebx*4]
		2178	@@:
		2179	ret
		2180	;------------------------------------------------------------------------------
		2181	sysfn_shutdown: ; 18.9 = system shutdown
7122	dunkaist	2182	cmp ecx, SYSTEM_SHUTDOWN
2288	clevermous	2183	jl exit_for_anyone
7122	dunkaist	2184	cmp ecx, SYSTEM_RESTART
2288	clevermous	2185	jg exit_for_anyone
7132	dunkaist	2186	mov [BOOT.shutdown_type], cl
2288	clevermous	2187
		2188	mov eax, [TASK_COUNT]
		2189	mov [SYS_SHUTDOWN], al
		2190	mov [shutdown_processes], eax
3534	clevermous	2191	call wakeup_osloop
2288	clevermous	2192	and dword [esp+32], 0
		2193	exit_for_anyone:
		2194	ret
		2195	uglobal
		2196	shutdown_processes:
		2197	dd 0x0
		2198	endg
		2199	;------------------------------------------------------------------------------
		2200	sysfn_terminate: ; 18.2 = TERMINATE
2472	mario79	2201	push ecx
2288	clevermous	2202	cmp ecx, 2
		2203	jb noprocessterminate
		2204	mov edx, [TASK_COUNT]
		2205	cmp ecx, edx
		2206	ja noprocessterminate
		2207	mov eax, [TASK_COUNT]
		2208	shl ecx, 5
		2209	mov edx, [ecx+CURRENT_TASK+TASKDATA.pid]
		2210	add ecx, CURRENT_TASK+TASKDATA.state
		2211	cmp byte [ecx], 9
		2212	jz noprocessterminate
3296	clevermous	2213	push ecx edx
		2214	lea edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
		2215	call request_terminate
		2216	pop edx ecx
		2217	test eax, eax
		2218	jz noprocessterminate
2430	mario79	2219	;--------------------------------------
3545	hidnplayr	2220	; terminate all network sockets it used
		2221	pusha
		2222	mov eax, edx
6011	hidnplayr	2223	call socket_process_end
3545	hidnplayr	2224	popa
		2225	;--------------------------------------
2430	mario79	2226	cmp [_display.select_cursor], 0
2452	mario79	2227	je .restore_end
2430	mario79	2228	; restore default cursor before killing
		2229	pusha
		2230	mov ecx, [esp+32]
		2231	shl ecx, 8
2435	mario79	2232	add ecx, SLOT_BASE
2452	mario79	2233	mov eax, [def_cursor]
		2234	cmp [ecx+APPDATA.cursor], eax
		2235	je @f
2435	mario79	2236	call restore_default_cursor_before_killing
2452	mario79	2237	@@:
2430	mario79	2238	popa
2452	mario79	2239	.restore_end:
2430	mario79	2240	;--------------------------------------
2288	clevermous	2241	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2242	mov [ecx], byte 3; clear possible i40's
3534	clevermous	2243	call wakeup_osloop
2288	clevermous	2244	;call MEM_Heap_UnLock
		2245
3534	clevermous	2246	cmp edx, [application_table_owner]; clear app table stat
2288	clevermous	2247	jne noatsc
3534	clevermous	2248	call unlock_application_table
2468	mario79	2249	noatsc:
		2250	noprocessterminate:
2472	mario79	2251	add esp, 4
2288	clevermous	2252	ret
		2253	;------------------------------------------------------------------------------
		2254	sysfn_terminate2:
		2255	;lock application_table_status mutex
		2256	.table_status:
3534	clevermous	2257	call lock_application_table
2288	clevermous	2258	mov eax, ecx
		2259	call pid_to_slot
		2260	test eax, eax
		2261	jz .not_found
		2262	mov ecx, eax
		2263	cli
		2264	call sysfn_terminate
3534	clevermous	2265	call unlock_application_table
2288	clevermous	2266	sti
		2267	and dword [esp+32], 0
		2268	ret
		2269	.not_found:
3534	clevermous	2270	call unlock_application_table
2288	clevermous	2271	or dword [esp+32], -1
		2272	ret
		2273	;------------------------------------------------------------------------------
		2274	sysfn_deactivate: ; 18.1 = DEACTIVATE WINDOW
		2275	cmp ecx, 2
		2276	jb .nowindowdeactivate
		2277	cmp ecx, [TASK_COUNT]
		2278	ja .nowindowdeactivate
2408	Serge	2279
2288	clevermous	2280	movzx esi, word [WIN_STACK + ecx*2]
		2281	cmp esi, 1
		2282	je .nowindowdeactivate ; already deactive
		2283
		2284	mov edi, ecx
		2285	shl edi, 5
		2286	add edi, window_data
		2287	movzx esi, word [WIN_STACK + ecx * 2]
		2288	lea esi, [WIN_POS + esi * 2]
		2289	call window._.window_deactivate
6800	pathoswith	2290	call syscall_display_settings.calculateScreen
		2291	call syscall_display_settings.redrawScreen
2288	clevermous	2292	.nowindowdeactivate:
		2293	ret
3455	mario79	2294	;------------------------------------------------------------------------------
2288	clevermous	2295	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
5675	leency	2296	cmp ecx, 2
		2297	jb .nowindowactivate
2288	clevermous	2298	cmp ecx, [TASK_COUNT]
		2299	ja .nowindowactivate
3455	mario79	2300	;-------------------------------------
		2301	@@:
		2302	; If the window is captured and moved by the user,
		2303	; then you can't change the position in window stack!!!
		2304	mov al, [mouse.active_sys_window.action]
		2305	and al, WINDOW_MOVE_AND_RESIZE_FLAGS
		2306	test al, al
		2307	jz @f
		2308	call change_task
		2309	jmp @b
		2310	@@:
		2311	;-------------------------------------
2288	clevermous	2312	mov [window_minimize], 2; restore window if minimized
3534	clevermous	2313	call wakeup_osloop
2288	clevermous	2314
		2315	movzx esi, word [WIN_STACK + ecx*2]
		2316	cmp esi, [TASK_COUNT]
		2317	je .nowindowactivate; already active
		2318
		2319	mov edi, ecx
		2320	shl edi, 5
		2321	add edi, window_data
		2322	movzx esi, word [WIN_STACK + ecx * 2]
		2323	lea esi, [WIN_POS + esi * 2]
		2324	call waredraw
		2325	.nowindowactivate:
		2326	ret
		2327	;------------------------------------------------------------------------------
5865	GerdtR	2328	align 4
5836	GerdtR	2329	sysfn_zmodif:
		2330	;18,25,1 - get z_modif
		2331	;18,25,2 - set z_modif
		2332	;edx = -1(for current task) or TID
		2333	;esi(for 2) = new value z_modif
		2334	;return:
		2335	;1: eax = z_modif
		2336	;2: eax=0(fail),1(success) for set z_modif
		2337
		2338	cmp edx, -1
		2339	jne @f
		2340	mov edx, [CURRENT_TASK]
		2341	@@:
		2342	cmp edx, [TASK_COUNT]
5865	GerdtR	2343	ja .fail
5836	GerdtR	2344	cmp edx, 1
5865	GerdtR	2345	je .fail
5836	GerdtR	2346
5865	GerdtR	2347	mov eax, edx
5836	GerdtR	2348	shl edx, 5
		2349
		2350	cmp [edx + CURRENT_TASK + TASKDATA.state], 9
5865	GerdtR	2351	je .fail
5836	GerdtR	2352
		2353	cmp ecx, 1
		2354	jnz .set_zmod
		2355
		2356	mov al, [edx + window_data + WDATA.z_modif]
5865	GerdtR	2357	jmp .exit
5836	GerdtR	2358
		2359	.set_zmod:
		2360	cmp ecx, 2
5865	GerdtR	2361	jnz .fail
5836	GerdtR	2362
5865	GerdtR	2363	mov ebx, esi
		2364	mov esi, eax
5836	GerdtR	2365
5865	GerdtR	2366	cmp bl, ZPOS_ALWAYS_TOP
		2367	jg .fail
5836	GerdtR	2368
5865	GerdtR	2369	mov [edx + window_data + WDATA.z_modif], bl
5836	GerdtR	2370
		2371	mov eax, [edx + window_data + WDATA.box.left]
		2372	mov ebx, [edx + window_data + WDATA.box.top]
		2373	mov ecx, [edx + window_data + WDATA.box.width]
		2374	mov edx, [edx + window_data + WDATA.box.height]
		2375	add ecx, eax
		2376	add edx, ebx
5865	GerdtR	2377	call window._.set_screen
5836	GerdtR	2378	call window._.set_top_wnd
5865	GerdtR	2379	call window._.redraw_top_wnd
5836	GerdtR	2380
5865	GerdtR	2381	shl esi, 5
		2382	mov [esi + window_data + WDATA.fl_redraw], 1
		2383
		2384
5836	GerdtR	2385	mov eax, 1
5865	GerdtR	2386	jmp .exit
		2387	.fail:
		2388	xor eax, eax
5836	GerdtR	2389	.exit:
		2390	mov [esp+32], eax
		2391	ret
		2392
		2393	;------------------------------------------------------------------------------
2288	clevermous	2394	sysfn_getidletime: ; 18.4 = GET IDLETIME
3534	clevermous	2395	mov eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
2288	clevermous	2396	mov [esp+32], eax
		2397	ret
		2398	;------------------------------------------------------------------------------
		2399	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
3481	Serge	2400	mov eax, dword [cpu_freq]
2288	clevermous	2401	mov [esp+32], eax
		2402	ret
		2403	;------------------------------------------------------------------------------
3481	Serge	2404	get_cpu_freq:
		2405	mov eax, dword [cpu_freq]
		2406	mov edx, dword [cpu_freq+4]
		2407	ret
2288	clevermous	2408	; SAVE ramdisk to /hd/1/menuet.img
		2409	;!!!!!!!!!!!!!!!!!!!!!!!!
		2410	include 'blkdev/rdsave.inc'
		2411	;!!!!!!!!!!!!!!!!!!!!!!!!
		2412	;------------------------------------------------------------------------------
		2413	align 4
		2414	sysfn_getactive: ; 18.7 = get active window
		2415	mov eax, [TASK_COUNT]
		2416	movzx eax, word [WIN_POS + eax*2]
		2417	mov [esp+32], eax
		2418	ret
		2419	;------------------------------------------------------------------------------
		2420	sysfn_sound_flag: ; 18.8 = get/set sound_flag
		2421	; cmp ecx,1
		2422	dec ecx
		2423	jnz nogetsoundflag
		2424	movzx eax, byte [sound_flag]; get sound_flag
		2425	mov [esp+32], eax
		2426	ret
		2427	nogetsoundflag:
		2428	; cmp ecx,2
		2429	dec ecx
		2430	jnz nosoundflag
		2431	xor byte [sound_flag], 1
		2432	nosoundflag:
		2433	ret
		2434	;------------------------------------------------------------------------------
		2435	sysfn_minimize: ; 18.10 = minimize window
		2436	mov [window_minimize], 1
3534	clevermous	2437	call wakeup_osloop
2288	clevermous	2438	ret
		2439	;------------------------------------------------------------------------------
		2440	align 4
		2441	sysfn_getdiskinfo: ; 18.11 = get disk info table
		2442	dec ecx
4641	mario79	2443	jnz .exit
		2444	.small_table:
2288	clevermous	2445	mov edi, edx
		2446	mov esi, DRIVE_DATA
4641	mario79	2447	mov ecx, DRIVE_DATA_SIZE ;10
2288	clevermous	2448	cld
4641	mario79	2449	rep movsb
		2450	.exit:
2288	clevermous	2451	ret
		2452	;------------------------------------------------------------------------------
		2453	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2454	and dword [esp+32], 0
		2455	ret
		2456	;------------------------------------------------------------------------------
		2457	sysfn_getversion: ; 18.13 = get kernel ID and version
		2458	mov edi, ecx
		2459	mov esi, version_inf
		2460	mov ecx, version_end-version_inf
		2461	rep movsb
		2462	ret
		2463	;------------------------------------------------------------------------------
		2464	sysfn_waitretrace: ; 18.14 = sys wait retrace
		2465	;wait retrace functions
		2466	sys_wait_retrace:
		2467	mov edx, 0x3da
		2468	WaitRetrace_loop:
		2469	in al, dx
		2470	test al, 1000b
		2471	jz WaitRetrace_loop
		2472	and [esp+32], dword 0
		2473	ret
		2474	;------------------------------------------------------------------------------
		2475	align 4
		2476	sysfn_centermouse: ; 18.15 = mouse centered
5350	serge	2477	mov eax, [_display.width]
2288	clevermous	2478	shr eax, 1
		2479	mov [MOUSE_X], ax
5350	serge	2480	mov eax, [_display.height]
2288	clevermous	2481	shr eax, 1
		2482	mov [MOUSE_Y], ax
3534	clevermous	2483	call wakeup_osloop
2288	clevermous	2484	xor eax, eax
		2485	and [esp+32], eax
		2486	ret
		2487	;------------------------------------------------------------------------------
5851	pathoswith	2488	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2489	cmp ecx, 8
		2490	jnc @f
		2491	jmp dword [.table+ecx*4]
		2492	.get_mouse_acceleration:
2288	clevermous	2493	xor eax, eax
		2494	mov ax, [mouse_speed_factor]
		2495	mov [esp+32], eax
		2496	ret
5851	pathoswith	2497	.set_mouse_acceleration:
2288	clevermous	2498	mov [mouse_speed_factor], dx
		2499	ret
5851	pathoswith	2500	.get_mouse_delay:
5853	pathoswith	2501	xor eax, eax
		2502	mov al, [mouse_delay]
2288	clevermous	2503	mov [esp+32], eax
		2504	ret
5851	pathoswith	2505	.set_mouse_delay:
5853	pathoswith	2506	mov [mouse_delay], dl
5851	pathoswith	2507	@@:
2288	clevermous	2508	ret
5851	pathoswith	2509	.set_pointer_position:
5350	serge	2510	cmp dx, word[_display.height]
5851	pathoswith	2511	jae @b
2288	clevermous	2512	rol edx, 16
5350	serge	2513	cmp dx, word[_display.width]
5851	pathoswith	2514	jae @b
2288	clevermous	2515	mov [MOUSE_X], edx
4381	hidnplayr	2516	mov [mouse_active], 1
5851	pathoswith	2517	jmp wakeup_osloop
		2518	.set_mouse_button:
		2519	mov [BTN_DOWN], edx
2288	clevermous	2520	mov [mouse_active], 1
5851	pathoswith	2521	jmp wakeup_osloop
		2522	.get_doubleclick_delay:
		2523	xor eax, eax
		2524	mov al, [mouse_doubleclick_delay]
		2525	mov [esp+32], eax
2288	clevermous	2526	ret
5851	pathoswith	2527	.set_doubleclick_delay:
		2528	mov [mouse_doubleclick_delay], dl
		2529	ret
		2530	align 4
		2531	.table:
		2532	dd .get_mouse_acceleration
		2533	dd .set_mouse_acceleration
		2534	dd .get_mouse_delay
		2535	dd .set_mouse_delay
		2536	dd .set_pointer_position
		2537	dd .set_mouse_button
		2538	dd .get_doubleclick_delay
		2539	dd .set_doubleclick_delay
2288	clevermous	2540	;------------------------------------------------------------------------------
		2541	sysfn_getfreemem:
		2542	mov eax, [pg_data.pages_free]
		2543	shl eax, 2
		2544	mov [esp+32], eax
		2545	ret
2648	mario79	2546	;------------------------------------------------------------------------------
2288	clevermous	2547	sysfn_getallmem:
		2548	mov eax, [MEM_AMOUNT]
		2549	shr eax, 10
		2550	mov [esp+32], eax
		2551	ret
2648	mario79	2552	;------------------------------------------------------------------------------
2288	clevermous	2553	sysfn_pid_to_slot:
		2554	mov eax, ecx
		2555	call pid_to_slot
		2556	mov [esp+32], eax
		2557	ret
2648	mario79	2558	;------------------------------------------------------------------------------
2288	clevermous	2559	sysfn_min_rest_window:
		2560	pushad
		2561	mov eax, edx ; ebx - operating
		2562	shr ecx, 1
		2563	jnc @f
		2564	call pid_to_slot
		2565	@@:
		2566	or eax, eax ; eax - number of slot
		2567	jz .error
		2568	cmp eax, 255 ; varify maximal slot number
		2569	ja .error
		2570	movzx eax, word [WIN_STACK + eax*2]
		2571	shr ecx, 1
		2572	jc .restore
		2573	; .minimize:
		2574	call minimize_window
		2575	jmp .exit
		2576	.restore:
		2577	call restore_minimized_window
		2578	.exit:
		2579	popad
		2580	xor eax, eax
		2581	mov [esp+32], eax
		2582	ret
		2583	.error:
		2584	popad
		2585	xor eax, eax
		2586	dec eax
		2587	mov [esp+32], eax
		2588	ret
2648	mario79	2589	;------------------------------------------------------------------------------
		2590	sysfn_min_windows:
		2591	call minimize_all_window
		2592	mov [esp+32], eax
		2593	call change_task
		2594	ret
		2595	;------------------------------------------------------------------------------
2654	mario79	2596	sysfn_set_screen_sizes:
		2597	cmp [SCR_MODE], word 0x13
		2598	jbe .exit
		2599
		2600	cmp [_display.select_cursor], select_cursor
		2601	jne .exit
		2602
		2603	cmp ecx, [display_width_standard]
		2604	ja .exit
		2605
		2606	cmp edx, [display_height_standard]
		2607	ja .exit
		2608
		2609	pushfd
		2610	cli
		2611	mov eax, ecx
5351	serge	2612	mov ecx, [_display.lfb_pitch]
2654	mario79	2613	mov [_display.width], eax
		2614	dec eax
		2615	mov [_display.height], edx
		2616	dec edx
		2617	; eax - new Screen_Max_X
		2618	; edx - new Screen_Max_Y
		2619	mov [do_not_touch_winmap], 1
		2620	call set_screen
		2621	mov [do_not_touch_winmap], 0
		2622	popfd
		2623	call change_task
		2624	.exit:
		2625	ret
		2626	;------------------------------------------------------------------------------
2288	clevermous	2627	uglobal
		2628	screen_workarea RECT
2654	mario79	2629	display_width_standard dd 0
		2630	display_height_standard dd 0
		2631	do_not_touch_winmap db 0
2288	clevermous	2632	window_minimize db 0
		2633	sound_flag db 0
2654	mario79	2634
2288	clevermous	2635	endg
		2636
		2637	UID_NONE=0
		2638	UID_MENUETOS=1 ;official
		2639	UID_KOLIBRI=2 ;russian
		2640
		2641	iglobal
		2642	version_inf:
3454	mario79	2643	db 0,7,7,0 ; version 0.7.7.0
		2644	db 0
		2645	.rev dd __REV__
2288	clevermous	2646	version_end:
		2647	endg
2515	mario79	2648	;------------------------------------------------------------------------------
		2649	align 4
2288	clevermous	2650	sys_cachetodiskette:
		2651	cmp ebx, 1
4273	clevermous	2652	jb .no_floppy_save
2288	clevermous	2653	cmp ebx, 2
4273	clevermous	2654	ja .no_floppy_save
2288	clevermous	2655	call save_image
4273	clevermous	2656	mov [esp + 32], eax
		2657	ret
		2658	.no_floppy_save:
2288	clevermous	2659	mov [esp + 32], dword 1
		2660	ret
2515	mario79	2661	;------------------------------------------------------------------------------
2288	clevermous	2662	uglobal
		2663	; bgrchanged dd 0x0
		2664	align 4
		2665	bgrlockpid dd 0
		2666	bgrlock db 0
		2667	endg
2515	mario79	2668	;------------------------------------------------------------------------------
		2669	align 4
2288	clevermous	2670	sys_background:
		2671	cmp ebx, 1 ; BACKGROUND SIZE
		2672	jnz nosb1
		2673	test ecx, ecx
		2674	jz sbgrr
2547	mario79	2675
2288	clevermous	2676	test edx, edx
		2677	jz sbgrr
2515	mario79	2678	;--------------------------------------
		2679	align 4
2288	clevermous	2680	@@:
		2681	;;Maxis use atomic bts for mutexes 4.4.2009
		2682	bts dword [bgrlock], 0
		2683	jnc @f
		2684	call change_task
		2685	jmp @b
2515	mario79	2686	;--------------------------------------
		2687	align 4
2288	clevermous	2688	@@:
		2689	mov [BgrDataWidth], ecx
		2690	mov [BgrDataHeight], edx
		2691	; mov [bgrchanged],1
		2692
		2693	pushad
		2694	; return memory for old background
		2695	mov eax, [img_background]
		2696	cmp eax, static_background_data
		2697	jz @f
		2698	stdcall kernel_free, eax
2515	mario79	2699	;--------------------------------------
		2700	align 4
2288	clevermous	2701	@@:
		2702	; calculate RAW size
		2703	xor eax, eax
		2704	inc eax
		2705	cmp [BgrDataWidth], eax
		2706	jae @f
		2707	mov [BgrDataWidth], eax
2515	mario79	2708	;--------------------------------------
		2709	align 4
2288	clevermous	2710	@@:
		2711	cmp [BgrDataHeight], eax
		2712	jae @f
		2713	mov [BgrDataHeight], eax
2515	mario79	2714	;--------------------------------------
		2715	align 4
2288	clevermous	2716	@@:
		2717	mov eax, [BgrDataWidth]
		2718	imul eax, [BgrDataHeight]
		2719	lea eax, [eax*3]
2464	mario79	2720	; it is reserved with aligned to the boundary of 4 KB pages,
		2721	; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
		2722	; because the 32 bit read is used for high performance: "mov eax,[esi]"
		2723	shr eax, 12
		2724	inc eax
		2725	shl eax, 12
2288	clevermous	2726	mov [mem_BACKGROUND], eax
		2727	; get memory for new background
		2728	stdcall kernel_alloc, eax
		2729	test eax, eax
		2730	jz .memfailed
		2731	mov [img_background], eax
		2732	jmp .exit
2515	mario79	2733	;--------------------------------------
		2734	align 4
2288	clevermous	2735	.memfailed:
		2736	; revert to static monotone data
		2737	mov [img_background], static_background_data
		2738	xor eax, eax
		2739	inc eax
		2740	mov [BgrDataWidth], eax
		2741	mov [BgrDataHeight], eax
		2742	mov [mem_BACKGROUND], 4
2515	mario79	2743	;--------------------------------------
		2744	align 4
2288	clevermous	2745	.exit:
		2746	popad
		2747	mov [bgrlock], 0
2515	mario79	2748	;--------------------------------------
		2749	align 4
		2750	sbgrr:
2288	clevermous	2751	ret
2515	mario79	2752	;------------------------------------------------------------------------------
		2753	align 4
2288	clevermous	2754	nosb1:
		2755	cmp ebx, 2 ; SET PIXEL
		2756	jnz nosb2
		2757
		2758	mov eax, [img_background]
		2759	test ecx, ecx
		2760	jz @f
		2761	cmp eax, static_background_data
		2762	jz .ret
2515	mario79	2763	;--------------------------------------
		2764	align 4
2288	clevermous	2765	@@:
		2766	mov ebx, [mem_BACKGROUND]
		2767	add ebx, 4095
		2768	and ebx, -4096
		2769	sub ebx, 4
		2770	cmp ecx, ebx
		2771	ja .ret
		2772
		2773	mov ebx, [eax+ecx]
		2774	and ebx, 0xFF000000;255256256*256
		2775	and edx, 0x00FFFFFF;255256256+255*256+255
		2776	add edx, ebx
		2777	mov [eax+ecx], edx
2515	mario79	2778	;--------------------------------------
		2779	align 4
2288	clevermous	2780	.ret:
		2781	ret
2515	mario79	2782	;------------------------------------------------------------------------------
		2783	align 4
2288	clevermous	2784	nosb2:
		2785	cmp ebx, 3 ; DRAW BACKGROUND
		2786	jnz nosb3
2515	mario79	2787	;--------------------------------------
		2788	align 4
2288	clevermous	2789	draw_background_temp:
		2790	mov [background_defined], 1
		2791	call force_redraw_background
2515	mario79	2792	;--------------------------------------
		2793	align 4
		2794	nosb31:
2288	clevermous	2795	ret
2515	mario79	2796	;------------------------------------------------------------------------------
		2797	align 4
		2798	nosb3:
2288	clevermous	2799	cmp ebx, 4 ; TILED / STRETCHED
		2800	jnz nosb4
		2801	cmp ecx, [BgrDrawMode]
		2802	je nosb41
		2803	mov [BgrDrawMode], ecx
2515	mario79	2804	;--------------------------------------
		2805	align 4
		2806	nosb41:
2288	clevermous	2807	ret
2515	mario79	2808	;------------------------------------------------------------------------------
		2809	align 4
		2810	nosb4:
2288	clevermous	2811	cmp ebx, 5 ; BLOCK MOVE TO BGR
		2812	jnz nosb5
		2813	cmp [img_background], static_background_data
		2814	jnz @f
		2815	test edx, edx
		2816	jnz .fin
		2817	cmp esi, 4
		2818	ja .fin
2515	mario79	2819	;--------------------------------------
		2820	align 4
		2821	@@:
2288	clevermous	2822	; bughere
		2823	mov eax, ecx
		2824	mov ebx, edx
		2825	add ebx, [img_background];IMG_BACKGROUND
		2826	mov ecx, esi
		2827	call memmove
2515	mario79	2828	;--------------------------------------
		2829	align 4
		2830	.fin:
2288	clevermous	2831	ret
2515	mario79	2832	;------------------------------------------------------------------------------
		2833	align 4
		2834	nosb5:
2288	clevermous	2835	cmp ebx, 6
		2836	jnz nosb6
2515	mario79	2837	;--------------------------------------
		2838	align 4
2288	clevermous	2839	;;Maxis use atomic bts for mutex 4.4.2009
		2840	@@:
		2841	bts dword [bgrlock], 0
		2842	jnc @f
		2843	call change_task
		2844	jmp @b
2515	mario79	2845	;--------------------------------------
		2846	align 4
2288	clevermous	2847	@@:
		2848	mov eax, [CURRENT_TASK]
		2849	mov [bgrlockpid], eax
		2850	cmp [img_background], static_background_data
		2851	jz .nomem
		2852	stdcall user_alloc, [mem_BACKGROUND]
		2853	mov [esp+32], eax
		2854	test eax, eax
		2855	jz .nomem
		2856	mov ebx, eax
		2857	shr ebx, 12
7965	hidnplayr	2858	or dword [page_tabs+(ebx-1)*4], MEM_BLOCK_DONT_FREE
2288	clevermous	2859	mov esi, [img_background]
		2860	shr esi, 12
		2861	mov ecx, [mem_BACKGROUND]
		2862	add ecx, 0xFFF
		2863	shr ecx, 12
2515	mario79	2864	;--------------------------------------
		2865	align 4
2288	clevermous	2866	.z:
		2867	mov eax, [page_tabs+ebx*4]
		2868	test al, 1
		2869	jz @f
		2870	call free_page
2515	mario79	2871	;--------------------------------------
		2872	align 4
2288	clevermous	2873	@@:
		2874	mov eax, [page_tabs+esi*4]
5356	serge	2875	or al, PG_UWR
2288	clevermous	2876	mov [page_tabs+ebx*4], eax
		2877	mov eax, ebx
		2878	shl eax, 12
		2879	invlpg [eax]
		2880	inc ebx
		2881	inc esi
		2882	loop .z
		2883	ret
2515	mario79	2884	;--------------------------------------
		2885	align 4
2288	clevermous	2886	.nomem:
		2887	and [bgrlockpid], 0
		2888	mov [bgrlock], 0
2515	mario79	2889	;------------------------------------------------------------------------------
		2890	align 4
2288	clevermous	2891	nosb6:
		2892	cmp ebx, 7
		2893	jnz nosb7
		2894	cmp [bgrlock], 0
		2895	jz .err
		2896	mov eax, [CURRENT_TASK]
		2897	cmp [bgrlockpid], eax
		2898	jnz .err
		2899	mov eax, ecx
		2900	mov ebx, ecx
		2901	shr eax, 12
		2902	mov ecx, [page_tabs+(eax-1)*4]
7965	hidnplayr	2903	test cl, MEM_BLOCK_USED or MEM_BLOCK_DONT_FREE
2288	clevermous	2904	jz .err
		2905	jnp .err
		2906	push eax
		2907	shr ecx, 12
		2908	dec ecx
2515	mario79	2909	;--------------------------------------
		2910	align 4
2288	clevermous	2911	@@:
		2912	and dword [page_tabs+eax*4], 0
		2913	mov edx, eax
		2914	shl edx, 12
		2915	push eax
		2916	invlpg [edx]
		2917	pop eax
		2918	inc eax
		2919	loop @b
		2920	pop eax
7965	hidnplayr	2921	and dword [page_tabs+(eax-1)*4], not MEM_BLOCK_DONT_FREE
2288	clevermous	2922	stdcall user_free, ebx
		2923	mov [esp+32], eax
		2924	and [bgrlockpid], 0
		2925	mov [bgrlock], 0
		2926	ret
2515	mario79	2927	;--------------------------------------
		2928	align 4
2288	clevermous	2929	.err:
		2930	and dword [esp+32], 0
		2931	ret
2515	mario79	2932	;------------------------------------------------------------------------------
		2933	align 4
2288	clevermous	2934	nosb7:
2515	mario79	2935	cmp ebx, 8
		2936	jnz nosb8
2537	mario79	2937
3536	clevermous	2938	mov ecx, [current_slot]
		2939	xor eax, eax
		2940	xchg eax, [ecx+APPDATA.draw_bgr_x]
2515	mario79	2941	mov [esp + 32], eax ; eax = [left]*65536 + [right]
3536	clevermous	2942	xor eax, eax
		2943	xchg eax, [ecx+APPDATA.draw_bgr_y]
2515	mario79	2944	mov [esp + 20], eax ; ebx = [top]*65536 + [bottom]
2288	clevermous	2945	ret
2515	mario79	2946	;------------------------------------------------------------------------------
		2947	align 4
		2948	nosb8:
2547	mario79	2949	cmp ebx, 9
		2950	jnz nosb9
		2951	; ecx = [left]*65536 + [right]
		2952	; edx = [top]*65536 + [bottom]
5350	serge	2953	mov eax, [_display.width]
		2954	mov ebx, [_display.height]
2547	mario79	2955	; check [right]
		2956	cmp cx, ax
6593	serge	2957	jae .exit
2547	mario79	2958	; check [left]
		2959	ror ecx, 16
		2960	cmp cx, ax
6593	serge	2961	jae .exit
2547	mario79	2962	; check [bottom]
		2963	cmp dx, bx
6593	serge	2964	jae .exit
2547	mario79	2965	; check [top]
		2966	ror edx, 16
		2967	cmp dx, bx
6593	serge	2968	jae .exit
2547	mario79	2969
		2970	movzx eax, cx ; [left]
		2971	movzx ebx, dx ; [top]
		2972
		2973	shr ecx, 16 ; [right]
		2974	shr edx, 16 ; [bottom]
		2975
		2976	mov [background_defined], 1
		2977
		2978	mov [draw_data+32 + RECT.left], eax
		2979	mov [draw_data+32 + RECT.top], ebx
		2980
		2981	mov [draw_data+32 + RECT.right], ecx
		2982	mov [draw_data+32 + RECT.bottom], edx
		2983
6585	pathoswith	2984	inc [REDRAW_BACKGROUND]
3534	clevermous	2985	call wakeup_osloop
2547	mario79	2986	;--------------------------------------
		2987	align 4
		2988	.exit:
2515	mario79	2989	ret
		2990	;------------------------------------------------------------------------------
		2991	align 4
2547	mario79	2992	nosb9:
		2993	ret
		2994	;------------------------------------------------------------------------------
		2995	align 4
2537	mario79	2996	uglobal
		2997	BG_Rect_X_left_right dd 0x0
		2998	BG_Rect_Y_top_bottom dd 0x0
		2999	endg
		3000	;------------------------------------------------------------------------------
		3001	align 4
2288	clevermous	3002	force_redraw_background:
		3003	and [draw_data+32 + RECT.left], 0
		3004	and [draw_data+32 + RECT.top], 0
		3005	push eax ebx
5350	serge	3006	mov eax, [_display.width]
		3007	mov ebx, [_display.height]
		3008	dec eax
		3009	dec ebx
2288	clevermous	3010	mov [draw_data+32 + RECT.right], eax
		3011	mov [draw_data+32 + RECT.bottom], ebx
		3012	pop ebx eax
6585	pathoswith	3013	inc [REDRAW_BACKGROUND]
3534	clevermous	3014	call wakeup_osloop
2288	clevermous	3015	ret
2515	mario79	3016	;------------------------------------------------------------------------------
2288	clevermous	3017	align 4
		3018	sys_getbackground:
		3019	; cmp eax,1 ; SIZE
		3020	dec ebx
		3021	jnz nogb1
		3022	mov eax, [BgrDataWidth]
		3023	shl eax, 16
3588	Serge	3024	mov ax, word [BgrDataHeight]
2288	clevermous	3025	mov [esp+32], eax
		3026	ret
2515	mario79	3027	;------------------------------------------------------------------------------
		3028	align 4
2288	clevermous	3029	nogb1:
		3030	; cmp eax,2 ; PIXEL
		3031	dec ebx
		3032	jnz nogb2
		3033
		3034	mov eax, [img_background]
		3035	test ecx, ecx
		3036	jz @f
		3037	cmp eax, static_background_data
		3038	jz .ret
2515	mario79	3039	;--------------------------------------
		3040	align 4
2288	clevermous	3041	@@:
		3042	mov ebx, [mem_BACKGROUND]
		3043	add ebx, 4095
		3044	and ebx, -4096
		3045	sub ebx, 4
		3046	cmp ecx, ebx
		3047	ja .ret
		3048
		3049	mov eax, [ecx+eax]
		3050
		3051	and eax, 0xFFFFFF
		3052	mov [esp+32], eax
2515	mario79	3053	;--------------------------------------
		3054	align 4
2288	clevermous	3055	.ret:
		3056	ret
2515	mario79	3057	;------------------------------------------------------------------------------
		3058	align 4
		3059	nogb2:
2288	clevermous	3060
		3061	; cmp eax,4 ; TILED / STRETCHED
		3062	dec ebx
		3063	dec ebx
		3064	jnz nogb4
		3065	mov eax, [BgrDrawMode]
2515	mario79	3066	;--------------------------------------
		3067	align 4
		3068	nogb4:
2288	clevermous	3069	mov [esp+32], eax
		3070	ret
2515	mario79	3071	;------------------------------------------------------------------------------
2288	clevermous	3072	align 4
		3073	sys_getkey:
		3074	mov [esp + 32], dword 1
		3075	; test main buffer
		3076	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3077	movzx ecx, word [WIN_STACK + ebx * 2]
		3078	mov edx, [TASK_COUNT]
		3079	cmp ecx, edx
		3080	jne .finish
		3081	cmp [KEY_COUNT], byte 0
		3082	je .finish
4588	mario79	3083	movzx ax, byte [KEY_BUFF + 120 + 2]
2288	clevermous	3084	shl eax, 8
4588	mario79	3085	mov al, byte [KEY_BUFF]
		3086	shl eax, 8
2288	clevermous	3087	push eax
		3088	dec byte [KEY_COUNT]
		3089	and byte [KEY_COUNT], 127
		3090	movzx ecx, byte [KEY_COUNT]
		3091	add ecx, 2
		3092	mov eax, KEY_BUFF + 1
		3093	mov ebx, KEY_BUFF
		3094	call memmove
4588	mario79	3095	add eax, 120 + 2
		3096	add ebx, 120 + 2
		3097	call memmove
2288	clevermous	3098	pop eax
2515	mario79	3099	;--------------------------------------
		3100	align 4
2288	clevermous	3101	.ret_eax:
		3102	mov [esp + 32], eax
		3103	ret
2515	mario79	3104	;--------------------------------------
		3105	align 4
2288	clevermous	3106	.finish:
		3107	; test hotkeys buffer
		3108	mov ecx, hotkey_buffer
2515	mario79	3109	;--------------------------------------
		3110	align 4
2288	clevermous	3111	@@:
		3112	cmp [ecx], ebx
		3113	jz .found
		3114	add ecx, 8
		3115	cmp ecx, hotkey_buffer + 120 * 8
		3116	jb @b
		3117	ret
2515	mario79	3118	;--------------------------------------
		3119	align 4
2288	clevermous	3120	.found:
		3121	mov ax, [ecx + 6]
		3122	shl eax, 16
		3123	mov ah, [ecx + 4]
		3124	mov al, 2
		3125	and dword [ecx + 4], 0
		3126	and dword [ecx], 0
		3127	jmp .ret_eax
2515	mario79	3128	;------------------------------------------------------------------------------
2288	clevermous	3129	align 4
		3130	sys_getbutton:
		3131	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		3132	mov [esp + 32], dword 1
		3133	movzx ecx, word [WIN_STACK + ebx * 2]
		3134	mov edx, [TASK_COUNT] ; less than 256 processes
		3135	cmp ecx, edx
		3136	jne .exit
		3137	movzx eax, byte [BTN_COUNT]
		3138	test eax, eax
		3139	jz .exit
		3140	mov eax, [BTN_BUFF]
		3141	and al, 0xFE ; delete left button bit
		3142	mov [BTN_COUNT], byte 0
		3143	mov [esp + 32], eax
2515	mario79	3144	;--------------------------------------
		3145	align 4
2288	clevermous	3146	.exit:
		3147	ret
2515	mario79	3148	;------------------------------------------------------------------------------
2288	clevermous	3149	align 4
		3150	sys_cpuusage:
		3151
		3152	; RETURN:
		3153	;
		3154	; +00 dword process cpu usage
		3155	; +04 word position in windowing stack
		3156	; +06 word windowing stack value at current position (cpu nro)
		3157	; +10 12 bytes name
		3158	; +22 dword start in mem
		3159	; +26 dword used mem
		3160	; +30 dword PID , process idenfification number
		3161	;
		3162
		3163	cmp ecx, -1 ; who am I ?
		3164	jne .no_who_am_i
		3165	mov ecx, [CURRENT_TASK]
		3166	.no_who_am_i:
		3167	cmp ecx, max_processes
		3168	ja .nofillbuf
		3169
		3170	; +4: word: position of the window of thread in the window stack
		3171	mov ax, [WIN_STACK + ecx * 2]
		3172	mov [ebx+4], ax
		3173	; +6: word: number of the thread slot, which window has in the window stack
		3174	; position ecx (has no relation to the specific thread)
		3175	mov ax, [WIN_POS + ecx * 2]
		3176	mov [ebx+6], ax
		3177
		3178	shl ecx, 5
		3179
		3180	; +0: dword: memory usage
		3181	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		3182	mov [ebx], eax
		3183	; +10: 11 bytes: name of the process
		3184	push ecx
		3185	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		3186	add ebx, 10
		3187	mov ecx, 11
		3188	call memmove
		3189	pop ecx
		3190
		3191	; +22: address of the process in memory
		3192	; +26: size of used memory - 1
		3193	push edi
		3194	lea edi, [ebx+12]
		3195	xor eax, eax
		3196	mov edx, 0x100000*16
		3197	cmp ecx, 1 shl 5
		3198	je .os_mem
5130	serge	3199	mov edx, [SLOT_BASE+ecx*8+APPDATA.process]
		3200	mov edx, [edx+PROC.mem_used]
2288	clevermous	3201	mov eax, std_application_base_address
		3202	.os_mem:
		3203	stosd
		3204	lea eax, [edx-1]
		3205	stosd
		3206
		3207	; +30: PID/TID
		3208	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		3209	stosd
		3210
		3211	; window position and size
		3212	push esi
		3213	lea esi, [ecx + window_data + WDATA.box]
		3214	movsd
		3215	movsd
		3216	movsd
		3217	movsd
		3218
		3219	; Process state (+50)
		3220	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		3221	stosd
		3222
		3223	; Window client area box
		3224	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		3225	movsd
		3226	movsd
		3227	movsd
		3228	movsd
		3229
		3230	; Window state
		3231	mov al, [ecx+window_data+WDATA.fl_wstate]
		3232	stosb
		3233
		3234	; Event mask (+71)
		3235	mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
		3236	stosd
4286	Serge	3237
4262	0CodErr	3238	; Keyboard mode (+75)
		3239	mov al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
4286	Serge	3240	stosb
2288	clevermous	3241
		3242	pop esi
		3243	pop edi
		3244
		3245	.nofillbuf:
		3246	; return number of processes
		3247
		3248	mov eax, [TASK_COUNT]
		3249	mov [esp+32], eax
		3250	ret
		3251
		3252	align 4
		3253	sys_clock:
		3254	cli
		3255	; Mikhail Lisovin xx Jan 2005
		3256	@@:
		3257	mov al, 10
		3258	out 0x70, al
		3259	in al, 0x71
		3260	test al, al
		3261	jns @f
		3262	mov esi, 1
		3263	call delay_ms
		3264	jmp @b
		3265	@@:
		3266	; end Lisovin's fix
		3267
		3268	xor al, al ; seconds
		3269	out 0x70, al
		3270	in al, 0x71
		3271	movzx ecx, al
		3272	mov al, 02 ; minutes
		3273	shl ecx, 16
		3274	out 0x70, al
		3275	in al, 0x71
		3276	movzx edx, al
		3277	mov al, 04 ; hours
		3278	shl edx, 8
		3279	out 0x70, al
		3280	in al, 0x71
		3281	add ecx, edx
		3282	movzx edx, al
		3283	add ecx, edx
		3284	sti
		3285	mov [esp + 32], ecx
		3286	ret
		3287
		3288
		3289	align 4
		3290
		3291	sys_date:
		3292
		3293	cli
		3294	@@:
		3295	mov al, 10
		3296	out 0x70, al
		3297	in al, 0x71
		3298	test al, al
		3299	jns @f
		3300	mov esi, 1
		3301	call delay_ms
		3302	jmp @b
		3303	@@:
		3304
		3305	mov ch, 0
		3306	mov al, 7 ; date
		3307	out 0x70, al
		3308	in al, 0x71
		3309	mov cl, al
		3310	mov al, 8 ; month
		3311	shl ecx, 16
		3312	out 0x70, al
		3313	in al, 0x71
		3314	mov ch, al
		3315	mov al, 9 ; year
		3316	out 0x70, al
		3317	in al, 0x71
		3318	mov cl, al
		3319	sti
		3320	mov [esp+32], ecx
		3321	ret
		3322
		3323
		3324	; redraw status
		3325
		3326	sys_redrawstat:
		3327	cmp ebx, 1
		3328	jne no_widgets_away
		3329	; buttons away
		3330	mov ecx, [CURRENT_TASK]
		3331	sys_newba2:
		3332	mov edi, [BTN_ADDR]
		3333	cmp [edi], dword 0 ; empty button list ?
		3334	je end_of_buttons_away
		3335	movzx ebx, word [edi]
		3336	inc ebx
		3337	mov eax, edi
		3338	sys_newba:
		3339	dec ebx
		3340	jz end_of_buttons_away
		3341
		3342	add eax, 0x10
		3343	cmp cx, [eax]
		3344	jnz sys_newba
		3345
		3346	push eax ebx ecx
		3347	mov ecx, ebx
		3348	inc ecx
		3349	shl ecx, 4
		3350	mov ebx, eax
		3351	add eax, 0x10
		3352	call memmove
		3353	dec dword [edi]
		3354	pop ecx ebx eax
		3355
		3356	jmp sys_newba2
		3357
		3358	end_of_buttons_away:
		3359
		3360	ret
		3361
		3362	no_widgets_away:
		3363
		3364	cmp ebx, 2
		3365	jnz srl1
		3366
		3367	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		3368	add edx, draw_data - CURRENT_TASK
		3369	mov [edx + RECT.left], 0
		3370	mov [edx + RECT.top], 0
5350	serge	3371	mov eax, [_display.width]
		3372	dec eax
2288	clevermous	3373	mov [edx + RECT.right], eax
5350	serge	3374	mov eax, [_display.height]
		3375	dec eax
2288	clevermous	3376	mov [edx + RECT.bottom], eax
		3377
		3378	srl1:
		3379	ret
		3380
		3381	;ok - 100% work
		3382	;nt - not tested
		3383	;---------------------------------------------------------------------------------------------
		3384	;eax
		3385	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3386	;1 - change task. Ret nothing. Block. ok.
		3387	;2 - performance control
		3388	; ebx
		3389	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3390	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3391	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3392	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3393	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3394	;eax
		3395	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3396	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3397	;---------------------------------------------------------------------------------------------
		3398	iglobal
		3399	align 4
		3400	sheduler:
		3401	dd sys_sheduler.00
		3402	dd change_task
		3403	dd sys_sheduler.02
		3404	dd sys_sheduler.03
		3405	dd sys_sheduler.04
		3406	endg
		3407	sys_sheduler:
		3408	;rewritten by 29.12.2009
		3409	jmp dword [sheduler+ebx*4]
		3410	;.shed_counter:
		3411	.00:
		3412	mov eax, [context_counter]
		3413	mov [esp+32], eax
		3414	ret
		3415
		3416	.02:
		3417	;.perf_control:
		3418	inc ebx ;before ebx=2, ebx=3
		3419	cmp ebx, ecx ;if ecx=3, ebx=3
		3420	jz cache_disable
		3421
		3422	dec ebx ;ebx=2
		3423	cmp ebx, ecx ;
		3424	jz cache_enable ;if ecx=2 and ebx=2
		3425
		3426	dec ebx ;ebx=1
		3427	cmp ebx, ecx
		3428	jz is_cache_enabled ;if ecx=1 and ebx=1
		3429
		3430	dec ebx
		3431	test ebx, ecx ;ebx=0 and ecx=0
		3432	jz modify_pce ;if ecx=0
		3433
		3434	ret
		3435
		3436	.03:
		3437	;.rdmsr_instr:
		3438	;now counter in ecx
		3439	;(edx:eax) esi:edi => edx:esi
		3440	mov eax, esi
		3441	mov ecx, edx
		3442	rdmsr
		3443	mov [esp+32], eax
		3444	mov [esp+20], edx ;ret in ebx?
		3445	ret
		3446
		3447	.04:
		3448	;.wrmsr_instr:
		3449	;now counter in ecx
		3450	;(edx:eax) esi:edi => edx:esi
		3451	; Fast Call MSR can't be destroy
3539	clevermous	3452	; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
		3453	; включаются/выключаются расширенные возможности
2288	clevermous	3454	cmp edx, MSR_SYSENTER_CS
		3455	je @f
		3456	cmp edx, MSR_SYSENTER_ESP
		3457	je @f
		3458	cmp edx, MSR_SYSENTER_EIP
		3459	je @f
		3460	cmp edx, MSR_AMD_STAR
		3461	je @f
		3462
		3463	mov eax, esi
		3464	mov ecx, edx
		3465	wrmsr
		3466	; mov [esp + 32], eax
		3467	; mov [esp + 20], edx ;ret in ebx?
		3468	@@:
		3469	ret
		3470
		3471	cache_disable:
		3472	mov eax, cr0
		3473	or eax, 01100000000000000000000000000000b
		3474	mov cr0, eax
		3475	wbinvd ;set MESI
		3476	ret
		3477
		3478	cache_enable:
		3479	mov eax, cr0
		3480	and eax, 10011111111111111111111111111111b
		3481	mov cr0, eax
		3482	ret
		3483
		3484	is_cache_enabled:
		3485	mov eax, cr0
		3486	mov ebx, eax
		3487	and eax, 01100000000000000000000000000000b
		3488	jz cache_disabled
		3489	mov [esp+32], ebx
		3490	cache_disabled:
		3491	mov dword [esp+32], eax;0
		3492	ret
		3493
		3494	modify_pce:
		3495	mov eax, cr4
		3496	; mov ebx,0
		3497	; or bx,100000000b ;pce
		3498	; xor eax,ebx ;invert pce
		3499	bts eax, 8;pce=cr4[8]
		3500	mov cr4, eax
		3501	mov [esp+32], eax
		3502	ret
		3503	;---------------------------------------------------------------------------------------------
		3504
		3505
		3506	iglobal
		3507	cpustring db 'CPU',0
		3508	endg
		3509
		3510	uglobal
		3511	background_defined db 0 ; diamond, 11.04.2006
		3512	endg
2513	mario79	3513	;-----------------------------------------------------------------------------
2288	clevermous	3514	align 4
		3515	checkmisc:
		3516	cmp [ctrl_alt_del], 1
		3517	jne nocpustart
		3518
		3519	mov ebp, cpustring
		3520	call fs_execute_from_sysdir
		3521
		3522	mov [ctrl_alt_del], 0
2513	mario79	3523	;--------------------------------------
		3524	align 4
2288	clevermous	3525	nocpustart:
		3526	cmp [mouse_active], 1
		3527	jne mouse_not_active
		3528	mov [mouse_active], 0
2411	Serge	3529
2288	clevermous	3530	xor edi, edi
2411	Serge	3531	mov ebx, CURRENT_TASK
		3532
2288	clevermous	3533	mov ecx, [TASK_COUNT]
2408	Serge	3534	movzx eax, word [WIN_POS + ecx*2] ; active window
		3535	shl eax, 8
2414	Serge	3536	push eax
2408	Serge	3537
2414	Serge	3538	movzx eax, word [MOUSE_X]
		3539	movzx edx, word [MOUSE_Y]
2513	mario79	3540	;--------------------------------------
2408	Serge	3541	align 4
		3542	.set_mouse_event:
8093	dunkaist	3543	add edi, sizeof.APPDATA
		3544	add ebx, sizeof.TASKDATA
2411	Serge	3545	test [ebx+TASKDATA.event_mask], 0x80000000
2414	Serge	3546	jz .pos_filter
		3547
		3548	cmp edi, [esp] ; skip if filtration active
		3549	jne .skip
2513	mario79	3550	;--------------------------------------
		3551	align 4
2414	Serge	3552	.pos_filter:
		3553	test [ebx+TASKDATA.event_mask], 0x40000000
2411	Serge	3554	jz .set
2288	clevermous	3555
2414	Serge	3556	mov esi, [ebx-twdw+WDATA.box.left]
		3557	cmp eax, esi
		3558	jb .skip
		3559	add esi, [ebx-twdw+WDATA.box.width]
		3560	cmp eax, esi
		3561	ja .skip
		3562
		3563	mov esi, [ebx-twdw+WDATA.box.top]
		3564	cmp edx, esi
		3565	jb .skip
		3566	add esi, [ebx-twdw+WDATA.box.height]
		3567	cmp edx, esi
		3568	ja .skip
2513	mario79	3569	;--------------------------------------
		3570	align 4
2411	Serge	3571	.set:
2513	mario79	3572	or [edi+SLOT_BASE+APPDATA.event_mask], 100000b ; set event 6
		3573	;--------------------------------------
		3574	align 4
2411	Serge	3575	.skip:
2408	Serge	3576	loop .set_mouse_event
		3577
2414	Serge	3578	pop eax
2513	mario79	3579	;--------------------------------------
		3580	align 4
2288	clevermous	3581	mouse_not_active:
6585	pathoswith	3582	cmp [REDRAW_BACKGROUND], 0 ; background update ?
2288	clevermous	3583	jz nobackgr
2524	mario79	3584
2288	clevermous	3585	cmp [background_defined], 0
		3586	jz nobackgr
2513	mario79	3587	;--------------------------------------
		3588	align 4
3536	clevermous	3589	backgr:
2537	mario79	3590	mov eax, [draw_data+32 + RECT.left]
		3591	shl eax, 16
		3592	add eax, [draw_data+32 + RECT.right]
		3593	mov [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
		3594
		3595	mov eax, [draw_data+32 + RECT.top]
		3596	shl eax, 16
		3597	add eax, [draw_data+32 + RECT.bottom]
		3598	mov [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
		3599
2288	clevermous	3600	call drawbackground
2580	mario79	3601	; DEBUGF 1, "K : drawbackground\n"
2620	mario79	3602	; DEBUGF 1, "K : backg x %x\n",[BG_Rect_X_left_right]
		3603	; DEBUGF 1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
2513	mario79	3604	;--------- set event 5 start ----------
		3605	push ecx edi
		3606	xor edi, edi
		3607	mov ecx, [TASK_COUNT]
		3608	;--------------------------------------
		3609	align 4
		3610	set_bgr_event:
8093	dunkaist	3611	add edi, sizeof.APPDATA
3536	clevermous	3612	mov eax, [BG_Rect_X_left_right]
		3613	mov edx, [BG_Rect_Y_top_bottom]
		3614	cmp [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
		3615	jz .set
		3616	.join:
3611	clevermous	3617	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3618	jae @f
		3619	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
		3620	@@:
		3621	shr eax, 16
3536	clevermous	3622	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3623	jbe @f
		3624	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
		3625	@@:
3611	clevermous	3626	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3627	jae @f
3611	clevermous	3628	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
3536	clevermous	3629	@@:
3611	clevermous	3630	shr edx, 16
3536	clevermous	3631	cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3632	jbe @f
		3633	mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
		3634	@@:
		3635	jmp .common
		3636	.set:
		3637	mov [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
		3638	mov [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
		3639	.common:
2513	mario79	3640	or [edi+SLOT_BASE+APPDATA.event_mask], 10000b ; set event 5
		3641	loop set_bgr_event
		3642	pop edi ecx
		3643	;--------- set event 5 stop -----------
6585	pathoswith	3644	dec [REDRAW_BACKGROUND] ; got new update request?
3536	clevermous	3645	jnz backgr
2513	mario79	3646
3536	clevermous	3647	xor eax, eax
2288	clevermous	3648	mov [draw_data+32 + RECT.left], eax
		3649	mov [draw_data+32 + RECT.top], eax
		3650	mov [draw_data+32 + RECT.right], eax
		3651	mov [draw_data+32 + RECT.bottom], eax
2513	mario79	3652	;--------------------------------------
		3653	align 4
2288	clevermous	3654	nobackgr:
2513	mario79	3655	; system shutdown request
2288	clevermous	3656	cmp [SYS_SHUTDOWN], byte 0
		3657	je noshutdown
		3658
		3659	mov edx, [shutdown_processes]
		3660
		3661	cmp [SYS_SHUTDOWN], dl
3325	clevermous	3662	jne noshutdown
2288	clevermous	3663
		3664	lea ecx, [edx-1]
		3665	mov edx, OS_BASE+0x3040
3325	clevermous	3666	jecxz no_mark_system_shutdown
2513	mario79	3667	;--------------------------------------
		3668	align 4
2288	clevermous	3669	markz:
3296	clevermous	3670	push ecx edx
6122	hidnplayr	3671	cmp [edx+TASKDATA.state], TSTATE_FREE
3325	clevermous	3672	jz .nokill
		3673	lea edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
5130	serge	3674	cmp [edx+APPDATA.process], sys_proc
3325	clevermous	3675	jz .nokill
3296	clevermous	3676	call request_terminate
3325	clevermous	3677	jmp .common
		3678	.nokill:
		3679	dec byte [SYS_SHUTDOWN]
		3680	xor eax, eax
		3681	.common:
3296	clevermous	3682	pop edx ecx
		3683	test eax, eax
		3684	jz @f
6122	hidnplayr	3685	mov [edx+TASKDATA.state], TSTATE_ZOMBIE
3296	clevermous	3686	@@:
2288	clevermous	3687	add edx, 0x20
		3688	loop markz
3534	clevermous	3689	call wakeup_osloop
2513	mario79	3690	;--------------------------------------
		3691	align 4
2288	clevermous	3692	@@:
2513	mario79	3693	no_mark_system_shutdown:
2288	clevermous	3694	dec byte [SYS_SHUTDOWN]
		3695	je system_shutdown
2513	mario79	3696	;--------------------------------------
		3697	align 4
2288	clevermous	3698	noshutdown:
		3699	mov eax, [TASK_COUNT] ; termination
		3700	mov ebx, TASK_DATA+TASKDATA.state
		3701	mov esi, 1
2513	mario79	3702	;--------------------------------------
		3703	align 4
2288	clevermous	3704	newct:
		3705	mov cl, [ebx]
		3706	cmp cl, byte 3
3325	clevermous	3707	jz .terminate
2513	mario79	3708
2288	clevermous	3709	cmp cl, byte 4
3325	clevermous	3710	jnz .noterminate
		3711	.terminate:
		3712	pushad
3493	mario79	3713	mov ecx, eax
		3714	shl ecx, 8
		3715	add ecx, SLOT_BASE
		3716	call restore_default_cursor_before_killing
		3717	popad
		3718
		3719	pushad
3325	clevermous	3720	call terminate
		3721	popad
		3722	cmp byte [SYS_SHUTDOWN], 0
		3723	jz .noterminate
		3724	dec byte [SYS_SHUTDOWN]
		3725	je system_shutdown
2288	clevermous	3726
3325	clevermous	3727	.noterminate:
2288	clevermous	3728	add ebx, 0x20
		3729	inc esi
		3730	dec eax
		3731	jnz newct
		3732	ret
2513	mario79	3733	;-----------------------------------------------------------------------------
		3734	align 4
2288	clevermous	3735	redrawscreen:
		3736	; eax , if process window_data base is eax, do not set flag/limits
		3737
		3738	pushad
		3739	push eax
		3740
		3741	;;; mov ebx,2
		3742	;;; call delay_hs
		3743
		3744	;mov ecx,0 ; redraw flags for apps
		3745	xor ecx, ecx
2513	mario79	3746	;--------------------------------------
		3747	align 4
		3748	newdw2:
2288	clevermous	3749	inc ecx
		3750	push ecx
		3751
		3752	mov eax, ecx
		3753	shl eax, 5
		3754	add eax, window_data
		3755
		3756	cmp eax, [esp+4]
		3757	je not_this_task
		3758	; check if window in redraw area
		3759	mov edi, eax
		3760
		3761	cmp ecx, 1 ; limit for background
		3762	jz bgli
		3763
5870	GerdtR	3764	mov eax, [esp+4] ;if upper in z-position - no redraw
		3765	test eax, eax
		3766	jz @f
		3767	mov al, [eax + WDATA.z_modif]
		3768	cmp [edi + WDATA.z_modif], al
		3769	jg ricino
		3770	@@:
		3771
2288	clevermous	3772	mov eax, [edi + WDATA.box.left]
		3773	mov ebx, [edi + WDATA.box.top]
		3774
		3775	mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
		3776	cmp ecx, ebx
		3777	jb ricino
		3778
		3779	mov ecx, [draw_limits.right] ; ecx = area x end eax = window x start
		3780	cmp ecx, eax
		3781	jb ricino
		3782
		3783	mov eax, [edi + WDATA.box.left]
		3784	mov ebx, [edi + WDATA.box.top]
		3785	mov ecx, [edi + WDATA.box.width]
		3786	mov edx, [edi + WDATA.box.height]
		3787	add ecx, eax
		3788	add edx, ebx
		3789
		3790	mov eax, [draw_limits.top] ; eax = area y start edx = window y end
		3791	cmp edx, eax
		3792	jb ricino
		3793
		3794	mov eax, [draw_limits.left] ; eax = area x start ecx = window x end
		3795	cmp ecx, eax
		3796	jb ricino
2513	mario79	3797	;--------------------------------------
		3798	align 4
		3799	bgli:
2288	clevermous	3800	cmp dword[esp], 1
		3801	jnz .az
2513	mario79	3802
6585	pathoswith	3803	cmp [REDRAW_BACKGROUND], 0
2288	clevermous	3804	jz .az
2513	mario79	3805
2288	clevermous	3806	mov dl, 0
		3807	lea eax, [edi+draw_data-window_data]
		3808	mov ebx, [draw_limits.left]
		3809	cmp ebx, [eax+RECT.left]
		3810	jae @f
2513	mario79	3811
2288	clevermous	3812	mov [eax+RECT.left], ebx
		3813	mov dl, 1
2513	mario79	3814	;--------------------------------------
		3815	align 4
		3816	@@:
2288	clevermous	3817	mov ebx, [draw_limits.top]
		3818	cmp ebx, [eax+RECT.top]
		3819	jae @f
2513	mario79	3820
2288	clevermous	3821	mov [eax+RECT.top], ebx
		3822	mov dl, 1
2513	mario79	3823	;--------------------------------------
		3824	align 4
		3825	@@:
2288	clevermous	3826	mov ebx, [draw_limits.right]
		3827	cmp ebx, [eax+RECT.right]
		3828	jbe @f
2513	mario79	3829
2288	clevermous	3830	mov [eax+RECT.right], ebx
		3831	mov dl, 1
2513	mario79	3832	;--------------------------------------
		3833	align 4
		3834	@@:
2288	clevermous	3835	mov ebx, [draw_limits.bottom]
		3836	cmp ebx, [eax+RECT.bottom]
		3837	jbe @f
2513	mario79	3838
2288	clevermous	3839	mov [eax+RECT.bottom], ebx
		3840	mov dl, 1
2513	mario79	3841	;--------------------------------------
		3842	align 4
		3843	@@:
6585	pathoswith	3844	add [REDRAW_BACKGROUND], dl
3534	clevermous	3845	call wakeup_osloop
2288	clevermous	3846	jmp newdw8
2513	mario79	3847	;--------------------------------------
		3848	align 4
		3849	.az:
2288	clevermous	3850	mov eax, edi
		3851	add eax, draw_data-window_data
		3852
		3853	mov ebx, [draw_limits.left] ; set limits
		3854	mov [eax + RECT.left], ebx
		3855	mov ebx, [draw_limits.top]
		3856	mov [eax + RECT.top], ebx
		3857	mov ebx, [draw_limits.right]
		3858	mov [eax + RECT.right], ebx
		3859	mov ebx, [draw_limits.bottom]
		3860	mov [eax + RECT.bottom], ebx
		3861
		3862	sub eax, draw_data-window_data
		3863
		3864	cmp dword [esp], 1
		3865	jne nobgrd
6585	pathoswith	3866	inc [REDRAW_BACKGROUND]
3534	clevermous	3867	call wakeup_osloop
2513	mario79	3868	;--------------------------------------
		3869	align 4
		3870	newdw8:
		3871	nobgrd:
3936	mario79	3872	;--------------------------------------
		3873	push eax edi ebp
		3874	mov edi, [esp+12]
		3875	cmp edi, 1
		3876	je .found
2288	clevermous	3877
3936	mario79	3878	mov eax, [draw_limits.left]
		3879	mov ebx, [draw_limits.top]
		3880	mov ecx, [draw_limits.right]
		3881	sub ecx, eax
		3882	test ecx, ecx
		3883	jz .not_found
		3884
		3885	mov edx, [draw_limits.bottom]
		3886	sub edx, ebx
		3887	test edx, edx
		3888	jz .not_found
		3889
		3890	; eax - x, ebx - y
		3891	; ecx - size x, edx - size y
		3892	add ebx, edx
		3893	;--------------------------------------
		3894	align 4
		3895	.start_y:
		3896	push ecx
		3897	;--------------------------------------
		3898	align 4
		3899	.start_x:
		3900	add eax, ecx
		3901	mov ebp, [d_width_calc_area + ebx*4]
5351	serge	3902	add ebp, [_display.win_map]
3936	mario79	3903	movzx ebp, byte[eax+ebp] ; get value for current point
		3904	cmp ebp, edi
		3905	jne @f
		3906
		3907	pop ecx
		3908	jmp .found
		3909	;--------------------------------------
		3910	align 4
		3911	@@:
		3912	sub eax, ecx
		3913
		3914	dec ecx
		3915	jnz .start_x
		3916
		3917	pop ecx
		3918	dec ebx
		3919	dec edx
		3920	jnz .start_y
		3921	;--------------------------------------
		3922	align 4
		3923	.not_found:
		3924	pop ebp edi eax
		3925	jmp ricino
		3926	;--------------------------------------
		3927	align 4
		3928	.found:
		3929	pop ebp edi eax
		3930
2288	clevermous	3931	mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
2513	mario79	3932	;--------------------------------------
		3933	align 4
		3934	ricino:
		3935	not_this_task:
2288	clevermous	3936	pop ecx
		3937
		3938	cmp ecx, [TASK_COUNT]
		3939	jle newdw2
		3940
		3941	pop eax
		3942	popad
		3943	ret
2513	mario79	3944	;-----------------------------------------------------------------------------
		3945	align 4
2288	clevermous	3946	calculatebackground: ; background
5351	serge	3947	mov edi, [_display.win_map] ; set os to use all pixels
2288	clevermous	3948	mov eax, 0x01010101
5351	serge	3949	mov ecx, [_display.win_map_size]
2288	clevermous	3950	shr ecx, 2
		3951	rep stosd
6585	pathoswith	3952	mov byte[window_data+32+WDATA.z_modif], ZPOS_DESKTOP
		3953	mov [REDRAW_BACKGROUND], 0
2288	clevermous	3954	ret
2513	mario79	3955	;-----------------------------------------------------------------------------
2288	clevermous	3956	uglobal
		3957	imax dd 0x0
		3958	endg
2513	mario79	3959	;-----------------------------------------------------------------------------
		3960	align 4
2288	clevermous	3961	delay_ms: ; delay in 1/1000 sec
8139	dunkaist	3962	pushad
		3963
		3964	cmp [hpet_base], 0
		3965	jz .no_hpet
		3966	mov eax, esi
		3967	mov edx, 10_000_000 ; cs to ns
		3968	mul edx
		3969	mov ebx, edx
		3970	mov ecx, eax
		3971
2288	clevermous	3972	push ecx
8139	dunkaist	3973	call get_clock_ns
		3974	pop ecx
		3975	mov edi, edx
		3976	mov esi, eax
		3977	.wait:
		3978	push ecx
		3979	call get_clock_ns
		3980	pop ecx
		3981	sub eax, esi
		3982	sbb edx, edi
		3983	sub eax, ecx
		3984	sbb edx, ebx
		3985	jc .wait
		3986	jmp .done
2288	clevermous	3987
8139	dunkaist	3988	.no_hpet:
2288	clevermous	3989	mov ecx, esi
		3990	;
		3991	imul ecx, 33941
		3992	shr ecx, 9
		3993	;
		3994
		3995	in al, 0x61
		3996	and al, 0x10
		3997	mov ah, al
		3998	cld
8139	dunkaist	3999
		4000	.cnt1:
2288	clevermous	4001	in al, 0x61
		4002	and al, 0x10
		4003	cmp al, ah
8139	dunkaist	4004	jz .cnt1
2288	clevermous	4005
		4006	mov ah, al
8139	dunkaist	4007	loop .cnt1
2288	clevermous	4008
8139	dunkaist	4009	.done:
		4010	popad
2288	clevermous	4011	ret
2513	mario79	4012	;-----------------------------------------------------------------------------
2411	Serge	4013	align 4
2288	clevermous	4014	set_app_param:
		4015	mov edi, [TASK_BASE]
2408	Serge	4016	mov eax, ebx
		4017	btr eax, 3 ; move MOUSE_FILTRATION
		4018	mov ebx, [current_slot] ; bit into event_filter
		4019	setc byte [ebx+APPDATA.event_filter]
		4020	xchg eax, [edi + TASKDATA.event_mask] ; set new event mask
		4021	mov [esp+32], eax ; return old mask value
2288	clevermous	4022	ret
2513	mario79	4023	;-----------------------------------------------------------------------------
3303	clevermous	4024
		4025	; this is for syscall
		4026	proc delay_hs_unprotected
		4027	call unprotect_from_terminate
		4028	call delay_hs
		4029	call protect_from_terminate
		4030	ret
		4031	endp
		4032
3597	Serge	4033	if 1
2513	mario79	4034	align 4
2288	clevermous	4035	delay_hs: ; delay in 1/100 secs
		4036	; ebx = delay time
		4037
3595	Serge	4038	pushad
		4039	push ebx
		4040	xor esi, esi
		4041	mov ecx, MANUAL_DESTROY
		4042	call create_event
		4043	test eax, eax
		4044	jz .done
2288	clevermous	4045
3595	Serge	4046	mov ebx, edx
		4047	mov ecx, [esp]
3597	Serge	4048	push edx
3595	Serge	4049	push eax
		4050	call wait_event_timeout
		4051	pop eax
3597	Serge	4052	pop ebx
3595	Serge	4053	call destroy_event
		4054	.done:
		4055	add esp, 4
		4056	popad
2288	clevermous	4057	ret
3596	Serge	4058
		4059	else
		4060
		4061	align 4
		4062	delay_hs: ; delay in 1/100 secs
		4063	; ebx = delay time
		4064	push ecx
		4065	push edx
		4066
		4067	mov edx, [timer_ticks]
		4068	;--------------------------------------
		4069	align 4
		4070	newtic:
		4071	mov ecx, [timer_ticks]
		4072	sub ecx, edx
		4073	cmp ecx, ebx
		4074	jae zerodelay
		4075
		4076	call change_task
		4077
		4078	jmp newtic
		4079	;--------------------------------------
		4080	align 4
		4081	zerodelay:
		4082	pop edx
		4083	pop ecx
		4084	ret
		4085	end if
		4086
2513	mario79	4087	;-----------------------------------------------------------------------------
2288	clevermous	4088	align 16 ;very often call this subrutine
		4089	memmove: ; memory move in bytes
		4090	; eax = from
		4091	; ebx = to
		4092	; ecx = no of bytes
		4093	test ecx, ecx
		4094	jle .ret
		4095
		4096	push esi edi ecx
		4097
		4098	mov edi, ebx
		4099	mov esi, eax
		4100
		4101	test ecx, not 11b
		4102	jz @f
		4103
		4104	push ecx
		4105	shr ecx, 2
		4106	rep movsd
		4107	pop ecx
		4108	and ecx, 11b
		4109	jz .finish
2513	mario79	4110	;--------------------------------------
		4111	align 4
		4112	@@:
2288	clevermous	4113	rep movsb
2513	mario79	4114	;--------------------------------------
		4115	align 4
		4116	.finish:
2288	clevermous	4117	pop ecx edi esi
2513	mario79	4118	;--------------------------------------
		4119	align 4
		4120	.ret:
2288	clevermous	4121	ret
2513	mario79	4122	;-----------------------------------------------------------------------------
2288	clevermous	4123	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		4124	;align 4
		4125	;
		4126	;read_floppy_file:
		4127	;
		4128	;; as input
		4129	;;
		4130	;; eax pointer to file
		4131	;; ebx file lenght
		4132	;; ecx start 512 byte block number
		4133	;; edx number of blocks to read
		4134	;; esi pointer to return/work area (atleast 20 000 bytes)
		4135	;;
		4136	;;
		4137	;; on return
		4138	;;
		4139	;; eax = 0 command succesful
		4140	;; 1 no fd base and/or partition defined
		4141	;; 2 yet unsupported FS
		4142	;; 3 unknown FS
		4143	;; 4 partition not defined at hd
		4144	;; 5 file not found
		4145	;; ebx = size of file
		4146	;
		4147	; mov edi,[TASK_BASE]
		4148	; add edi,0x10
		4149	; add esi,[edi]
		4150	; add eax,[edi]
		4151	;
		4152	; pushad
		4153	; mov edi,esi
		4154	; add edi,1024
		4155	; mov esi,0x100000+19*512
		4156	; sub ecx,1
		4157	; shl ecx,9
		4158	; add esi,ecx
		4159	; shl edx,9
		4160	; mov ecx,edx
		4161	; cld
		4162	; rep movsb
		4163	; popad
		4164	;
		4165	; mov [esp+36],eax
		4166	; mov [esp+24],ebx
		4167	; ret
		4168
		4169
		4170
		4171	align 4
		4172	set_io_access_rights:
		4173	push edi eax
		4174	mov edi, tss._io_map_0
		4175	; mov ecx,eax
		4176	; and ecx,7 ; offset in byte
		4177	; shr eax,3 ; number of byte
		4178	; add edi,eax
		4179	; mov ebx,1
		4180	; shl ebx,cl
		4181	test ebp, ebp
		4182	; cmp ebp,0 ; enable access - ebp = 0
		4183	jnz .siar1
		4184	; not ebx
		4185	; and [edi],byte bl
		4186	btr [edi], eax
		4187	pop eax edi
		4188	ret
		4189	.siar1:
		4190	bts [edi], eax
		4191	; or [edi],byte bl ; disable access - ebp = 1
		4192	pop eax edi
		4193	ret
		4194	;reserve/free group of ports
		4195	; * eax = 46 - number function
		4196	; * ebx = 0 - reserve, 1 - free
		4197	; * ecx = number start arrea of ports
		4198	; * edx = number end arrea of ports (include last number of port)
		4199	;Return value:
		4200	; * eax = 0 - succesful
		4201	; * eax = 1 - error
		4202	; * The system has reserve this ports:
		4203	; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
		4204	;destroys eax,ebx, ebp
		4205	r_f_port_area:
		4206
		4207	test ebx, ebx
		4208	jnz free_port_area
		4209	; je r_port_area
		4210	; jmp free_port_area
		4211
		4212	; r_port_area:
		4213
		4214	; pushad
		4215
		4216	cmp ecx, edx ; beginning > end ?
		4217	ja rpal1
		4218	cmp edx, 65536
		4219	jae rpal1
		4220	mov eax, [RESERVED_PORTS]
		4221	test eax, eax ; no reserved areas ?
		4222	je rpal2
		4223	cmp eax, 255 ; max reserved
		4224	jae rpal1
		4225	rpal3:
		4226	mov ebx, eax
		4227	shl ebx, 4
		4228	add ebx, RESERVED_PORTS
		4229	cmp ecx, [ebx+8]
		4230	ja rpal4
		4231	cmp edx, [ebx+4]
		4232	jae rpal1
		4233	; jb rpal4
		4234	; jmp rpal1
		4235	rpal4:
		4236	dec eax
		4237	jnz rpal3
		4238	jmp rpal2
		4239	rpal1:
		4240	; popad
		4241	; mov eax,1
		4242	xor eax, eax
		4243	inc eax
		4244	ret
		4245	rpal2:
		4246	; popad
		4247	; enable port access at port IO map
		4248	cli
		4249	pushad ; start enable io map
		4250
		4251	cmp edx, 65536;16384
		4252	jae no_unmask_io; jge
		4253	mov eax, ecx
		4254	; push ebp
		4255	xor ebp, ebp ; enable - eax = port
		4256	new_port_access:
		4257	; pushad
		4258	call set_io_access_rights
		4259	; popad
		4260	inc eax
		4261	cmp eax, edx
		4262	jbe new_port_access
		4263	; pop ebp
		4264	no_unmask_io:
		4265	popad ; end enable io map
		4266	sti
		4267
		4268	mov eax, [RESERVED_PORTS]
		4269	add eax, 1
		4270	mov [RESERVED_PORTS], eax
		4271	shl eax, 4
		4272	add eax, RESERVED_PORTS
		4273	mov ebx, [TASK_BASE]
		4274	mov ebx, [ebx+TASKDATA.pid]
		4275	mov [eax], ebx
		4276	mov [eax+4], ecx
		4277	mov [eax+8], edx
		4278
		4279	xor eax, eax
		4280	ret
		4281
		4282	free_port_area:
		4283
		4284	; pushad
		4285	mov eax, [RESERVED_PORTS]; no reserved areas ?
		4286	test eax, eax
		4287	jz frpal2
		4288	mov ebx, [TASK_BASE]
		4289	mov ebx, [ebx+TASKDATA.pid]
		4290	frpal3:
		4291	mov edi, eax
		4292	shl edi, 4
		4293	add edi, RESERVED_PORTS
		4294	cmp ebx, [edi]
		4295	jne frpal4
		4296	cmp ecx, [edi+4]
		4297	jne frpal4
		4298	cmp edx, [edi+8]
		4299	jne frpal4
		4300	jmp frpal1
		4301	frpal4:
		4302	dec eax
		4303	jnz frpal3
		4304	frpal2:
		4305	; popad
		4306	inc eax
		4307	ret
		4308	frpal1:
		4309	push ecx
		4310	mov ecx, 256
		4311	sub ecx, eax
		4312	shl ecx, 4
		4313	mov esi, edi
		4314	add esi, 16
		4315	cld
		4316	rep movsb
		4317
		4318	dec dword [RESERVED_PORTS]
		4319	;popad
		4320	;disable port access at port IO map
		4321
		4322	; pushad ; start disable io map
		4323	pop eax ;start port
		4324	cmp edx, 65536;16384
		4325	jge no_mask_io
		4326
		4327	; mov eax,ecx
		4328	xor ebp, ebp
		4329	inc ebp
		4330	new_port_access_disable:
		4331	; pushad
		4332	; mov ebp,1 ; disable - eax = port
		4333	call set_io_access_rights
		4334	; popad
		4335	inc eax
		4336	cmp eax, edx
		4337	jbe new_port_access_disable
		4338	no_mask_io:
		4339	; popad ; end disable io map
		4340	xor eax, eax
		4341	ret
2430	mario79	4342	;-----------------------------------------------------------------------------
2288	clevermous	4343	align 4
		4344	drawbackground:
2430	mario79	4345	dbrv20:
2288	clevermous	4346	cmp [BgrDrawMode], dword 1
		4347	jne bgrstr
		4348	call vesa20_drawbackground_tiled
2453	mario79	4349	; call [draw_pointer]
		4350	call __sys_draw_pointer
2288	clevermous	4351	ret
2430	mario79	4352	;--------------------------------------
		4353	align 4
		4354	bgrstr:
2288	clevermous	4355	call vesa20_drawbackground_stretch
2453	mario79	4356	; call [draw_pointer]
		4357	call __sys_draw_pointer
2288	clevermous	4358	ret
2430	mario79	4359	;-----------------------------------------------------------------------------
2288	clevermous	4360	align 4
		4361	syscall_putimage: ; PutImage
		4362	sys_putimage:
		4363	test ecx, 0x80008000
		4364	jnz .exit
		4365	test ecx, 0x0000FFFF
		4366	jz .exit
		4367	test ecx, 0xFFFF0000
		4368	jnz @f
2430	mario79	4369	;--------------------------------------
		4370	align 4
		4371	.exit:
2288	clevermous	4372	ret
2430	mario79	4373	;--------------------------------------
		4374	align 4
		4375	@@:
2288	clevermous	4376	mov edi, [current_slot]
		4377	add dx, word[edi+APPDATA.wnd_clientbox.top]
		4378	rol edx, 16
		4379	add dx, word[edi+APPDATA.wnd_clientbox.left]
		4380	rol edx, 16
2430	mario79	4381	;--------------------------------------
		4382	align 4
		4383	.forced:
2288	clevermous	4384	push ebp esi 0
		4385	mov ebp, putimage_get24bpp
		4386	mov esi, putimage_init24bpp
2430	mario79	4387	;--------------------------------------
		4388	align 4
2288	clevermous	4389	sys_putimage_bpp:
2430	mario79	4390	call vesa20_putimage
2288	clevermous	4391	pop ebp esi ebp
2430	mario79	4392	ret
		4393	; jmp [draw_pointer]
		4394	;-----------------------------------------------------------------------------
2288	clevermous	4395	align 4
		4396	sys_putimage_palette:
		4397	; ebx = pointer to image
		4398	; ecx = [xsize]*65536 + [ysize]
		4399	; edx = [xstart]*65536 + [ystart]
		4400	; esi = number of bits per pixel, must be 8, 24 or 32
		4401	; edi = pointer to palette
		4402	; ebp = row delta
		4403	mov eax, [CURRENT_TASK]
		4404	shl eax, 8
		4405	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4406	rol edx, 16
		4407	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4408	rol edx, 16
2430	mario79	4409	;--------------------------------------
		4410	align 4
2288	clevermous	4411	.forced:
		4412	cmp esi, 1
		4413	jnz @f
		4414	push edi
		4415	mov eax, [edi+4]
		4416	sub eax, [edi]
		4417	push eax
		4418	push dword [edi]
		4419	push 0ffffff80h
		4420	mov edi, esp
		4421	call put_mono_image
		4422	add esp, 12
		4423	pop edi
		4424	ret
2430	mario79	4425	;--------------------------------------
		4426	align 4
2288	clevermous	4427	@@:
		4428	cmp esi, 2
		4429	jnz @f
		4430	push edi
		4431	push 0ffffff80h
		4432	mov edi, esp
		4433	call put_2bit_image
		4434	pop eax
		4435	pop edi
		4436	ret
2430	mario79	4437	;--------------------------------------
		4438	align 4
2288	clevermous	4439	@@:
		4440	cmp esi, 4
		4441	jnz @f
		4442	push edi
		4443	push 0ffffff80h
		4444	mov edi, esp
		4445	call put_4bit_image
		4446	pop eax
		4447	pop edi
		4448	ret
2430	mario79	4449	;--------------------------------------
		4450	align 4
2288	clevermous	4451	@@:
		4452	push ebp esi ebp
		4453	cmp esi, 8
		4454	jnz @f
		4455	mov ebp, putimage_get8bpp
		4456	mov esi, putimage_init8bpp
		4457	jmp sys_putimage_bpp
2430	mario79	4458	;--------------------------------------
		4459	align 4
2288	clevermous	4460	@@:
2727	dunkaist	4461	cmp esi, 9
		4462	jnz @f
		4463	mov ebp, putimage_get9bpp
		4464	mov esi, putimage_init9bpp
		4465	jmp sys_putimage_bpp
		4466	;--------------------------------------
		4467	align 4
		4468	@@:
2288	clevermous	4469	cmp esi, 15
		4470	jnz @f
		4471	mov ebp, putimage_get15bpp
		4472	mov esi, putimage_init15bpp
		4473	jmp sys_putimage_bpp
2430	mario79	4474	;--------------------------------------
		4475	align 4
2288	clevermous	4476	@@:
		4477	cmp esi, 16
		4478	jnz @f
		4479	mov ebp, putimage_get16bpp
		4480	mov esi, putimage_init16bpp
		4481	jmp sys_putimage_bpp
2430	mario79	4482	;--------------------------------------
		4483	align 4
2288	clevermous	4484	@@:
		4485	cmp esi, 24
		4486	jnz @f
		4487	mov ebp, putimage_get24bpp
		4488	mov esi, putimage_init24bpp
		4489	jmp sys_putimage_bpp
2430	mario79	4490	;--------------------------------------
		4491	align 4
2288	clevermous	4492	@@:
		4493	cmp esi, 32
		4494	jnz @f
		4495	mov ebp, putimage_get32bpp
		4496	mov esi, putimage_init32bpp
		4497	jmp sys_putimage_bpp
2430	mario79	4498	;--------------------------------------
		4499	align 4
2288	clevermous	4500	@@:
		4501	pop ebp esi ebp
		4502	ret
2430	mario79	4503	;-----------------------------------------------------------------------------
		4504	align 4
2288	clevermous	4505	put_mono_image:
		4506	push ebp esi ebp
		4507	mov ebp, putimage_get1bpp
		4508	mov esi, putimage_init1bpp
		4509	jmp sys_putimage_bpp
2430	mario79	4510	;-----------------------------------------------------------------------------
		4511	align 4
2288	clevermous	4512	put_2bit_image:
		4513	push ebp esi ebp
		4514	mov ebp, putimage_get2bpp
		4515	mov esi, putimage_init2bpp
		4516	jmp sys_putimage_bpp
2430	mario79	4517	;-----------------------------------------------------------------------------
		4518	align 4
2288	clevermous	4519	put_4bit_image:
		4520	push ebp esi ebp
		4521	mov ebp, putimage_get4bpp
		4522	mov esi, putimage_init4bpp
		4523	jmp sys_putimage_bpp
2430	mario79	4524	;-----------------------------------------------------------------------------
		4525	align 4
2288	clevermous	4526	putimage_init24bpp:
		4527	lea eax, [eax*3]
		4528	putimage_init8bpp:
2727	dunkaist	4529	putimage_init9bpp:
2288	clevermous	4530	ret
2430	mario79	4531	;-----------------------------------------------------------------------------
2288	clevermous	4532	align 16
		4533	putimage_get24bpp:
		4534	movzx eax, byte [esi+2]
		4535	shl eax, 16
		4536	mov ax, [esi]
		4537	add esi, 3
		4538	ret 4
2430	mario79	4539	;-----------------------------------------------------------------------------
2288	clevermous	4540	align 16
		4541	putimage_get8bpp:
		4542	movzx eax, byte [esi]
		4543	push edx
		4544	mov edx, [esp+8]
		4545	mov eax, [edx+eax*4]
		4546	pop edx
		4547	inc esi
		4548	ret 4
2430	mario79	4549	;-----------------------------------------------------------------------------
2727	dunkaist	4550	align 16
		4551	putimage_get9bpp:
		4552	lodsb
		4553	mov ah, al
		4554	shl eax, 8
		4555	mov al, ah
		4556	ret 4
		4557	;-----------------------------------------------------------------------------
2430	mario79	4558	align 4
2288	clevermous	4559	putimage_init1bpp:
		4560	add eax, ecx
		4561	push ecx
		4562	add eax, 7
		4563	add ecx, 7
		4564	shr eax, 3
		4565	shr ecx, 3
		4566	sub eax, ecx
		4567	pop ecx
		4568	ret
2430	mario79	4569	;-----------------------------------------------------------------------------
2288	clevermous	4570	align 16
		4571	putimage_get1bpp:
		4572	push edx
		4573	mov edx, [esp+8]
		4574	mov al, [edx]
		4575	add al, al
		4576	jnz @f
		4577	lodsb
		4578	adc al, al
		4579	@@:
		4580	mov [edx], al
		4581	sbb eax, eax
		4582	and eax, [edx+8]
		4583	add eax, [edx+4]
		4584	pop edx
		4585	ret 4
2430	mario79	4586	;-----------------------------------------------------------------------------
		4587	align 4
2288	clevermous	4588	putimage_init2bpp:
		4589	add eax, ecx
		4590	push ecx
		4591	add ecx, 3
		4592	add eax, 3
		4593	shr ecx, 2
		4594	shr eax, 2
		4595	sub eax, ecx
		4596	pop ecx
		4597	ret
2430	mario79	4598	;-----------------------------------------------------------------------------
2288	clevermous	4599	align 16
		4600	putimage_get2bpp:
		4601	push edx
		4602	mov edx, [esp+8]
		4603	mov al, [edx]
		4604	mov ah, al
		4605	shr al, 6
		4606	shl ah, 2
		4607	jnz .nonewbyte
		4608	lodsb
		4609	mov ah, al
		4610	shr al, 6
		4611	shl ah, 2
		4612	add ah, 1
		4613	.nonewbyte:
		4614	mov [edx], ah
		4615	mov edx, [edx+4]
		4616	movzx eax, al
		4617	mov eax, [edx+eax*4]
		4618	pop edx
		4619	ret 4
2430	mario79	4620	;-----------------------------------------------------------------------------
		4621	align 4
2288	clevermous	4622	putimage_init4bpp:
		4623	add eax, ecx
		4624	push ecx
		4625	add ecx, 1
		4626	add eax, 1
		4627	shr ecx, 1
		4628	shr eax, 1
		4629	sub eax, ecx
		4630	pop ecx
		4631	ret
2430	mario79	4632	;-----------------------------------------------------------------------------
2288	clevermous	4633	align 16
		4634	putimage_get4bpp:
		4635	push edx
		4636	mov edx, [esp+8]
		4637	add byte [edx], 80h
		4638	jc @f
		4639	movzx eax, byte [edx+1]
		4640	mov edx, [edx+4]
		4641	and eax, 0x0F
		4642	mov eax, [edx+eax*4]
		4643	pop edx
		4644	ret 4
		4645	@@:
		4646	movzx eax, byte [esi]
		4647	add esi, 1
		4648	mov [edx+1], al
		4649	shr eax, 4
		4650	mov edx, [edx+4]
		4651	mov eax, [edx+eax*4]
		4652	pop edx
		4653	ret 4
2430	mario79	4654	;-----------------------------------------------------------------------------
		4655	align 4
2288	clevermous	4656	putimage_init32bpp:
		4657	shl eax, 2
		4658	ret
2430	mario79	4659	;-----------------------------------------------------------------------------
2288	clevermous	4660	align 16
		4661	putimage_get32bpp:
		4662	lodsd
		4663	ret 4
2430	mario79	4664	;-----------------------------------------------------------------------------
		4665	align 4
2288	clevermous	4666	putimage_init15bpp:
		4667	putimage_init16bpp:
		4668	add eax, eax
		4669	ret
2430	mario79	4670	;-----------------------------------------------------------------------------
2288	clevermous	4671	align 16
		4672	putimage_get15bpp:
		4673	; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
		4674	push ecx edx
		4675	movzx eax, word [esi]
		4676	add esi, 2
		4677	mov ecx, eax
		4678	mov edx, eax
		4679	and eax, 0x1F
		4680	and ecx, 0x1F shl 5
		4681	and edx, 0x1F shl 10
		4682	shl eax, 3
		4683	shl ecx, 6
		4684	shl edx, 9
		4685	or eax, ecx
		4686	or eax, edx
		4687	pop edx ecx
		4688	ret 4
2430	mario79	4689	;-----------------------------------------------------------------------------
2288	clevermous	4690	align 16
		4691	putimage_get16bpp:
		4692	; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
		4693	push ecx edx
		4694	movzx eax, word [esi]
		4695	add esi, 2
		4696	mov ecx, eax
		4697	mov edx, eax
		4698	and eax, 0x1F
		4699	and ecx, 0x3F shl 5
		4700	and edx, 0x1F shl 11
		4701	shl eax, 3
		4702	shl ecx, 5
		4703	shl edx, 8
		4704	or eax, ecx
		4705	or eax, edx
		4706	pop edx ecx
		4707	ret 4
2430	mario79	4708	;-----------------------------------------------------------------------------
		4709	;align 4
2288	clevermous	4710	; eax x beginning
		4711	; ebx y beginning
		4712	; ecx x end
		4713	; edx y end
		4714	; edi color
2430	mario79	4715	;__sys_drawbar:
		4716	; mov esi, [current_slot]
		4717	; add eax, [esi+APPDATA.wnd_clientbox.left]
		4718	; add ecx, [esi+APPDATA.wnd_clientbox.left]
		4719	; add ebx, [esi+APPDATA.wnd_clientbox.top]
		4720	; add edx, [esi+APPDATA.wnd_clientbox.top]
		4721	;--------------------------------------
		4722	;align 4
		4723	;.forced:
		4724	; call vesa20_drawbar
2407	mario79	4725	; call [draw_pointer]
		4726	; ret
2430	mario79	4727	;-----------------------------------------------------------------------------
		4728	align 4
5012	clevermous	4729	kb_write_wait_ack:
2288	clevermous	4730
		4731	push ecx edx
		4732
		4733	mov dl, al
		4734	mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
5012	clevermous	4735	.wait_output_ready:
2288	clevermous	4736	in al, 0x64
		4737	test al, 2
5012	clevermous	4738	jz @f
		4739	loop .wait_output_ready
2288	clevermous	4740	mov ah, 1
5012	clevermous	4741	jmp .nothing
		4742	@@:
2288	clevermous	4743	mov al, dl
		4744	out 0x60, al
5012	clevermous	4745	mov ecx, 0xfffff; last 0xffff, new value in view of fast CPU's
		4746	.wait_ack:
2288	clevermous	4747	in al, 0x64
5012	clevermous	4748	test al, 1
		4749	jnz @f
		4750	loop .wait_ack
2288	clevermous	4751	mov ah, 1
5012	clevermous	4752	jmp .nothing
		4753	@@:
		4754	in al, 0x60
2288	clevermous	4755	xor ah, ah
		4756
5012	clevermous	4757	.nothing:
2288	clevermous	4758	pop edx ecx
		4759
		4760	ret
2430	mario79	4761	;-----------------------------------------------------------------------------
2288	clevermous	4762
		4763	setmouse: ; set mousepicture -pointer
		4764	; ps2 mouse enable
		4765
2430	mario79	4766	; mov [MOUSE_PICTURE], dword mousepointer
2288	clevermous	4767
		4768	cli
		4769
		4770	ret
		4771
		4772	if used _rdtsc
		4773	_rdtsc:
		4774	bt [cpu_caps], CAPS_TSC
		4775	jnc ret_rdtsc
		4776	rdtsc
		4777	ret
		4778	ret_rdtsc:
		4779	mov edx, 0xffffffff
		4780	mov eax, 0xffffffff
		4781	ret
		4782	end if
		4783
		4784	sys_msg_board_str:
		4785
		4786	pushad
		4787	@@:
		4788	cmp [esi], byte 0
		4789	je @f
3614	shikhin	4790	mov ebx, 1
		4791	movzx ecx, byte [esi]
2288	clevermous	4792	call sys_msg_board
		4793	inc esi
		4794	jmp @b
		4795	@@:
		4796	popad
		4797	ret
		4798
		4799	sys_msg_board_byte:
		4800	; in: al = byte to display
		4801	; out: nothing
		4802	; destroys: nothing
		4803	pushad
		4804	mov ecx, 2
		4805	shl eax, 24
		4806	jmp @f
		4807
		4808	sys_msg_board_word:
		4809	; in: ax = word to display
		4810	; out: nothing
		4811	; destroys: nothing
		4812	pushad
		4813	mov ecx, 4
		4814	shl eax, 16
		4815	jmp @f
		4816
		4817	sys_msg_board_dword:
		4818	; in: eax = dword to display
		4819	; out: nothing
		4820	; destroys: nothing
		4821	pushad
		4822	mov ecx, 8
		4823	@@:
		4824	push ecx
		4825	rol eax, 4
		4826	push eax
		4827	and al, 0xF
		4828	cmp al, 10
		4829	sbb al, 69h
		4830	das
3614	shikhin	4831	mov cl, al
		4832	xor ebx, ebx
		4833	inc ebx
2288	clevermous	4834	call sys_msg_board
		4835	pop eax
		4836	pop ecx
		4837	loop @b
		4838	popad
		4839	ret
		4840
3392	clevermous	4841	msg_board_data_size = 65536 ; Must be power of two
		4842
2288	clevermous	4843	uglobal
6501	pathoswith	4844	msg_board_data rb msg_board_data_size
		4845	msg_board_count dd ?
2288	clevermous	4846	endg
		4847
6501	pathoswith	4848	iglobal
		4849	msg_board_pos dd 42665536+10 ; for printing debug output on the screen
		4850	endg
		4851
2288	clevermous	4852	sys_msg_board:
6501	pathoswith	4853	; ebx=1 -> write, cl = byte to write
		4854	; ebx=2 -> read, ecx=0 -> no data, ecx=1 -> data in al
		4855	push eax ebx
3614	shikhin	4856	mov eax, ebx
		4857	mov ebx, ecx
2288	clevermous	4858	mov ecx, [msg_board_count]
		4859	cmp eax, 1
6501	pathoswith	4860	jne .read
2288	clevermous	4861
		4862	if defined debug_com_base
		4863	push dx ax
6501	pathoswith	4864	@@: ; wait for empty transmit register
2288	clevermous	4865	mov dx, debug_com_base+5
		4866	in al, dx
		4867	test al, 1 shl 5
		4868	jz @r
		4869	mov dx, debug_com_base ; Output the byte
		4870	mov al, bl
		4871	out dx, al
		4872	pop ax dx
		4873	end if
		4874
		4875	mov [msg_board_data+ecx], bl
3777	yogev_ezra	4876	cmp byte [debug_direct_print], 1
6501	pathoswith	4877	jnz .end
3507	clevermous	4878	pusha
		4879	lea edx, [msg_board_data+ecx]
		4880	mov ecx, 0x40FFFFFF
		4881	mov ebx, [msg_board_pos]
		4882	mov edi, 1
		4883	mov esi, 1
		4884	call dtext
		4885	popa
		4886	add word [msg_board_pos+2], 6
6501	pathoswith	4887	cmp word [msg_board_pos+2], 105*6
		4888	jnc @f
3507	clevermous	4889	cmp bl, 10
6501	pathoswith	4890	jnz .end
		4891	@@:
		4892	mov word [msg_board_pos+2], 42*6
3507	clevermous	4893	add word [msg_board_pos], 10
6501	pathoswith	4894	mov eax, [_display.height]
		4895	sub eax, 10
		4896	cmp ax, word [msg_board_pos]
		4897	jnc @f
3507	clevermous	4898	mov word [msg_board_pos], 10
		4899	@@:
3534	clevermous	4900	pusha
6501	pathoswith	4901	mov eax, [msg_board_pos]
		4902	movzx ebx, ax
		4903	shr eax, 16
		4904	mov edx, 105*6
		4905	xor ecx, ecx
		4906	mov edi, 1
		4907	mov esi, 9
		4908	@@:
		4909	call hline
		4910	inc ebx
		4911	dec esi
		4912	jnz @b
3534	clevermous	4913	popa
6501	pathoswith	4914	.end:
2288	clevermous	4915	inc ecx
3392	clevermous	4916	and ecx, msg_board_data_size - 1
2288	clevermous	4917	mov [msg_board_count], ecx
6501	pathoswith	4918	.ret:
3614	shikhin	4919	pop ebx eax
2288	clevermous	4920	ret
6501	pathoswith	4921
		4922	@@:
		4923	mov [esp+32], ecx
		4924	mov [esp+20], ecx
		4925	jmp .ret
		4926
		4927	.read:
2288	clevermous	4928	cmp eax, 2
6501	pathoswith	4929	jne .ret
2288	clevermous	4930	test ecx, ecx
6501	pathoswith	4931	jz @b
		4932	add esp, 8 ; returning data in ebx and eax, so no need to restore them
2288	clevermous	4933	mov eax, msg_board_data+1
		4934	mov ebx, msg_board_data
		4935	movzx edx, byte [ebx]
		4936	call memmove
		4937	dec [msg_board_count]
3614	shikhin	4938	mov [esp + 32], edx ;eax
		4939	mov [esp + 20], dword 1
2288	clevermous	4940	ret
		4941
		4942	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4943	;; 66 sys function. ;;
		4944	;; in eax=66,ebx in [0..5],ecx,edx ;;
		4945	;; out eax ;;
		4946	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4947	iglobal
		4948	align 4
		4949	f66call:
		4950	dd sys_process_def.1 ; 1 = set keyboard mode
		4951	dd sys_process_def.2 ; 2 = get keyboard mode
		4952	dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
2709	mario79	4953	dd sys_process_def.4 ; 4 = set system-wide hotkey
		4954	dd sys_process_def.5 ; 5 = delete installed hotkey
		4955	dd sys_process_def.6 ; 6 = disable input, work only hotkeys
		4956	dd sys_process_def.7 ; 7 = enable input, opposition to f.66.6
2288	clevermous	4957	endg
2709	mario79	4958	;-----------------------------------------------------------------------------
		4959	align 4
2288	clevermous	4960	sys_process_def:
		4961	dec ebx
2709	mario79	4962	cmp ebx, 7
		4963	jae .not_support ;if >=8 then or eax,-1
2288	clevermous	4964
		4965	mov edi, [CURRENT_TASK]
		4966	jmp dword [f66call+ebx*4]
		4967
		4968	.not_support:
		4969	or eax, -1
		4970	ret
2709	mario79	4971	;-----------------------------------------------------------------------------
		4972	align 4
2288	clevermous	4973	.1:
		4974	shl edi, 8
		4975	mov [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
		4976
		4977	ret
2709	mario79	4978	;-----------------------------------------------------------------------------
		4979	align 4
2288	clevermous	4980	.2: ; 2 = get keyboard mode
		4981	shl edi, 8
		4982	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
		4983	mov [esp+32], eax
		4984	ret
2709	mario79	4985	;-----------------------------------------------------------------------------
		4986	align 4
2288	clevermous	4987	.3: ;3 = get keyboard ctrl, alt, shift
		4988	mov eax, [kb_state]
		4989	mov [esp+32], eax
		4990	ret
2709	mario79	4991	;-----------------------------------------------------------------------------
		4992	align 4
2288	clevermous	4993	.4:
		4994	mov eax, hotkey_list
		4995	@@:
		4996	cmp dword [eax+8], 0
		4997	jz .found_free
		4998	add eax, 16
		4999	cmp eax, hotkey_list+16*256
		5000	jb @b
		5001	mov dword [esp+32], 1
		5002	ret
		5003	.found_free:
		5004	mov [eax+8], edi
		5005	mov [eax+4], edx
		5006	movzx ecx, cl
		5007	lea ecx, [hotkey_scancodes+ecx*4]
		5008	mov edx, [ecx]
		5009	mov [eax], edx
		5010	mov [ecx], eax
		5011	mov [eax+12], ecx
3383	hidnplayr	5012	test edx, edx
		5013	jz @f
2288	clevermous	5014	mov [edx+12], eax
		5015	@@:
		5016	and dword [esp+32], 0
		5017	ret
2709	mario79	5018	;-----------------------------------------------------------------------------
		5019	align 4
2288	clevermous	5020	.5:
		5021	movzx ebx, cl
		5022	lea ebx, [hotkey_scancodes+ebx*4]
		5023	mov eax, [ebx]
		5024	.scan:
		5025	test eax, eax
		5026	jz .notfound
		5027	cmp [eax+8], edi
		5028	jnz .next
		5029	cmp [eax+4], edx
		5030	jz .found
		5031	.next:
		5032	mov eax, [eax]
		5033	jmp .scan
		5034	.notfound:
		5035	mov dword [esp+32], 1
		5036	ret
		5037	.found:
		5038	mov ecx, [eax]
		5039	jecxz @f
		5040	mov edx, [eax+12]
		5041	mov [ecx+12], edx
		5042	@@:
		5043	mov ecx, [eax+12]
		5044	mov edx, [eax]
		5045	mov [ecx], edx
		5046	xor edx, edx
		5047	mov [eax+4], edx
		5048	mov [eax+8], edx
		5049	mov [eax+12], edx
		5050	mov [eax], edx
		5051	mov [esp+32], edx
		5052	ret
2709	mario79	5053	;-----------------------------------------------------------------------------
		5054	align 4
		5055	.6:
		5056	pushfd
		5057	cli
		5058	mov eax, [PID_lock_input]
		5059	test eax, eax
		5060	jnz @f
		5061	; get current PID
		5062	mov eax, [CURRENT_TASK]
		5063	shl eax, 5
		5064	mov eax, [eax+CURRENT_TASK+TASKDATA.pid]
		5065	; set current PID for lock input
		5066	mov [PID_lock_input], eax
		5067	@@:
		5068	popfd
		5069	ret
		5070	;-----------------------------------------------------------------------------
		5071	align 4
		5072	.7:
		5073	mov eax, [PID_lock_input]
		5074	test eax, eax
		5075	jz @f
		5076	; get current PID
		5077	mov ebx, [CURRENT_TASK]
		5078	shl ebx, 5
		5079	mov ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
		5080	; compare current lock input with current PID
		5081	cmp ebx, eax
		5082	jne @f
2288	clevermous	5083
2709	mario79	5084	xor eax, eax
		5085	mov [PID_lock_input], eax
		5086	@@:
		5087	ret
		5088	;-----------------------------------------------------------------------------
		5089	uglobal
		5090	PID_lock_input dd 0x0
		5091	endg
2288	clevermous	5092	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5093	;; 61 sys function. ;;
		5094	;; in eax=61,ebx in [1..3] ;;
		5095	;; out eax ;;
		5096	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		5097	iglobal
		5098	align 4
		5099	f61call:
		5100	dd sys_gs.1 ; resolution
		5101	dd sys_gs.2 ; bits per pixel
		5102	dd sys_gs.3 ; bytes per scanline
		5103	endg
		5104
		5105
		5106	align 4
		5107
		5108	sys_gs: ; direct screen access
		5109	dec ebx
		5110	cmp ebx, 2
		5111	ja .not_support
		5112	jmp dword [f61call+ebx*4]
		5113	.not_support:
		5114	or [esp+32], dword -1
		5115	ret
		5116
		5117
		5118	.1: ; resolution
5350	serge	5119	mov eax, [_display.width]
2288	clevermous	5120	shl eax, 16
5350	serge	5121	mov ax, word [_display.height]
2288	clevermous	5122	mov [esp+32], eax
		5123	ret
		5124	.2: ; bits per pixel
5154	hidnplayr	5125	mov eax, [_display.bits_per_pixel]
2288	clevermous	5126	mov [esp+32], eax
		5127	ret
		5128	.3: ; bytes per scanline
5351	serge	5129	mov eax, [_display.lfb_pitch]
2288	clevermous	5130	mov [esp+32], eax
		5131	ret
		5132
		5133	align 4 ; system functions
		5134
		5135	syscall_setpixel: ; SetPixel
		5136
		5137	mov eax, ebx
		5138	mov ebx, ecx
		5139	mov ecx, edx
		5140	mov edx, [TASK_BASE]
		5141	add eax, [edx-twdw+WDATA.box.left]
		5142	add ebx, [edx-twdw+WDATA.box.top]
		5143	mov edi, [current_slot]
		5144	add eax, [edi+APPDATA.wnd_clientbox.left]
		5145	add ebx, [edi+APPDATA.wnd_clientbox.top]
		5146	xor edi, edi ; no force
2430	mario79	5147	and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area
2453	mario79	5148	; jmp [putpixel]
		5149	jmp __sys_putpixel
2288	clevermous	5150
		5151	align 4
		5152
		5153	syscall_writetext: ; WriteText
		5154
		5155	mov eax, [TASK_BASE]
		5156	mov ebp, [eax-twdw+WDATA.box.left]
		5157	push esi
		5158	mov esi, [current_slot]
		5159	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5160	shl ebp, 16
		5161	add ebp, [eax-twdw+WDATA.box.top]
		5162	add bp, word[esi+APPDATA.wnd_clientbox.top]
		5163	pop esi
3462	mario79	5164	test ecx, 0x08000000 ; redirect the output to the user area
		5165	jnz @f
2288	clevermous	5166	add ebx, ebp
3462	mario79	5167	align 4
		5168	@@:
2288	clevermous	5169	mov eax, edi
2536	mario79	5170	test ecx, 0x08000000 ; redirect the output to the user area
		5171	jnz dtext
2288	clevermous	5172	xor edi, edi
		5173	jmp dtext
		5174
		5175	align 4
		5176
		5177	syscall_drawrect: ; DrawRect
		5178
		5179	mov edi, edx ; color + gradient
		5180	and edi, 0x80FFFFFF
		5181	test bx, bx ; x.size
		5182	je .drectr
		5183	test cx, cx ; y.size
		5184	je .drectr
		5185
		5186	mov eax, ebx ; bad idea
		5187	mov ebx, ecx
		5188
		5189	movzx ecx, ax ; ecx - x.size
		5190	shr eax, 16 ; eax - x.coord
		5191	movzx edx, bx ; edx - y.size
		5192	shr ebx, 16 ; ebx - y.coord
		5193	mov esi, [current_slot]
		5194
		5195	add eax, [esi + APPDATA.wnd_clientbox.left]
		5196	add ebx, [esi + APPDATA.wnd_clientbox.top]
		5197	add ecx, eax
		5198	add edx, ebx
2453	mario79	5199	; jmp [drawbar]
		5200	jmp vesa20_drawbar
2288	clevermous	5201	.drectr:
		5202	ret
		5203
		5204	align 4
		5205	syscall_getscreensize: ; GetScreenSize
5350	serge	5206	mov ax, word [_display.width]
		5207	dec ax
2288	clevermous	5208	shl eax, 16
5350	serge	5209	mov ax, word [_display.height]
		5210	dec ax
2288	clevermous	5211	mov [esp + 32], eax
		5212	ret
4700	mario79	5213	;-----------------------------------------------------------------------------
2288	clevermous	5214	align 4
4713	mario79	5215	syscall_cdaudio:
4711	mario79	5216	; ECX - position of CD/DVD-drive
		5217	; from 0=Primary Master to 3=Secondary Slave for first IDE contr.
		5218	; from 4=Primary Master to 7=Secondary Slave for second IDE contr.
		5219	; from 8=Primary Master to 11=Secondary Slave for third IDE contr.
		5220	cmp ecx, 11
		5221	ja .exit
		5222
		5223	mov eax, ecx
		5224	shr eax, 2
		5225	lea eax, [eax*5]
		5226	mov al, [eax+DRIVE_DATA+1]
		5227
		5228	push ecx ebx
		5229	mov ebx, ecx
		5230	and ebx, 11b
		5231	shl ebx, 1
		5232	mov cl, 6
		5233	sub cl, bl
		5234	shr al, cl
		5235	test al, 2 ; it's not an ATAPI device
		5236	pop ebx ecx
		5237
		5238	jz .exit
		5239
4700	mario79	5240	cmp ebx, 4
		5241	je .eject
2288	clevermous	5242
		5243	cmp ebx, 5
4700	mario79	5244	je .load
4711	mario79	5245	;--------------------------------------
		5246	.exit:
4700	mario79	5247	ret
		5248	;--------------------------------------
2288	clevermous	5249	.load:
		5250	call .reserve
		5251	call LoadMedium
		5252	jmp .free
4700	mario79	5253	;--------------------------------------
2288	clevermous	5254	.eject:
		5255	call .reserve
		5256	call clear_CD_cache
		5257	call allow_medium_removal
		5258	call EjectMedium
		5259	jmp .free
4700	mario79	5260	;--------------------------------------
2288	clevermous	5261	.reserve:
		5262	call reserve_cd
4700	mario79	5263
		5264	mov ebx, ecx
		5265	inc ebx
		5266	mov [cdpos], ebx
		5267
2288	clevermous	5268	mov eax, ecx
		5269	shr eax, 1
		5270	and eax, 1
		5271	inc eax
6464	pathoswith	5272	mov [ChannelNumber], al
2288	clevermous	5273	mov eax, ecx
		5274	and eax, 1
		5275	mov [DiskNumber], al
		5276	call reserve_cd_channel
		5277	ret
4700	mario79	5278	;--------------------------------------
2288	clevermous	5279	.free:
		5280	call free_cd_channel
		5281	and [cd_status], 0
		5282	ret
2511	mario79	5283	;-----------------------------------------------------------------------------
2288	clevermous	5284	align 4
2511	mario79	5285	syscall_getpixel_WinMap: ; GetPixel WinMap
5350	serge	5286	cmp ebx, [_display.width]
		5287	jb @f
		5288	cmp ecx, [_display.height]
		5289	jb @f
2511	mario79	5290	xor eax, eax
		5291	jmp .store
		5292	;--------------------------------------
		5293	align 4
		5294	@@:
		5295	mov eax, [d_width_calc_area + ecx*4]
5351	serge	5296	add eax, [_display.win_map]
2511	mario79	5297	movzx eax, byte[eax+ebx] ; get value for current point
		5298	;--------------------------------------
		5299	align 4
		5300	.store:
		5301	mov [esp + 32], eax
		5302	ret
		5303	;-----------------------------------------------------------------------------
		5304	align 4
2288	clevermous	5305	syscall_getpixel: ; GetPixel
5350	serge	5306	mov ecx, [_display.width]
2288	clevermous	5307	xor edx, edx
		5308	mov eax, ebx
		5309	div ecx
		5310	mov ebx, edx
		5311	xchg eax, ebx
2430	mario79	5312	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5313	call dword [GETPIXEL]; eax - x, ebx - y
		5314	mov [esp + 32], ecx
		5315	ret
2509	mario79	5316	;-----------------------------------------------------------------------------
2288	clevermous	5317	align 4
		5318	syscall_getarea:
		5319	;eax = 36
		5320	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5321	;ecx = [size x]*65536 + [size y]
		5322	;edx = [start x]*65536 + [start y]
		5323	pushad
		5324	mov edi, ebx
		5325	mov eax, edx
		5326	shr eax, 16
		5327	mov ebx, edx
		5328	and ebx, 0xffff
		5329	dec eax
		5330	dec ebx
		5331	; eax - x, ebx - y
		5332	mov edx, ecx
		5333
		5334	shr ecx, 16
		5335	and edx, 0xffff
		5336	mov esi, ecx
		5337	; ecx - size x, edx - size y
		5338
		5339	mov ebp, edx
		5340	dec ebp
		5341	lea ebp, [ebp*3]
		5342
		5343	imul ebp, esi
		5344
		5345	mov esi, ecx
		5346	dec esi
		5347	lea esi, [esi*3]
		5348
		5349	add ebp, esi
		5350	add ebp, edi
		5351
		5352	add ebx, edx
2509	mario79	5353	;--------------------------------------
		5354	align 4
2288	clevermous	5355	.start_y:
		5356	push ecx edx
2509	mario79	5357	;--------------------------------------
		5358	align 4
2288	clevermous	5359	.start_x:
		5360	push eax ebx ecx
		5361	add eax, ecx
		5362
2430	mario79	5363	and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
2288	clevermous	5364	call dword [GETPIXEL]; eax - x, ebx - y
		5365
		5366	mov [ebp], cx
		5367	shr ecx, 16
		5368	mov [ebp+2], cl
		5369
		5370	pop ecx ebx eax
		5371	sub ebp, 3
		5372	dec ecx
		5373	jnz .start_x
		5374	pop edx ecx
		5375	dec ebx
		5376	dec edx
		5377	jnz .start_y
		5378	popad
		5379	ret
2509	mario79	5380	;-----------------------------------------------------------------------------
		5381	align 4
		5382	syscall_putarea_backgr:
		5383	;eax = 25
		5384	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		5385	;ecx = [size x]*65536 + [size y]
		5386	;edx = [start x]*65536 + [start y]
		5387	pushad
		5388	mov edi, ebx
		5389	mov eax, edx
		5390	shr eax, 16
		5391	mov ebx, edx
		5392	and ebx, 0xffff
		5393	dec eax
		5394	dec ebx
		5395	; eax - x, ebx - y
		5396	mov edx, ecx
		5397	shr ecx, 16
		5398	and edx, 0xffff
		5399	mov esi, ecx
		5400	; ecx - size x, edx - size y
		5401	mov ebp, edx
		5402	dec ebp
		5403	shl ebp, 2
2288	clevermous	5404
2509	mario79	5405	imul ebp, esi
		5406
		5407	mov esi, ecx
		5408	dec esi
		5409	shl esi, 2
		5410
		5411	add ebp, esi
		5412	add ebp, edi
		5413
		5414	add ebx, edx
		5415	;--------------------------------------
2288	clevermous	5416	align 4
2509	mario79	5417	.start_y:
		5418	push ecx edx
		5419	;--------------------------------------
		5420	align 4
		5421	.start_x:
		5422	push eax ecx
		5423	add eax, ecx
2288	clevermous	5424
2509	mario79	5425	mov ecx, [ebp]
		5426	rol ecx, 8
		5427	test cl, cl ; transparensy = 0
		5428	jz .no_put
		5429
		5430	xor cl, cl
		5431	ror ecx, 8
		5432
		5433	pushad
		5434	mov edx, [d_width_calc_area + ebx*4]
5351	serge	5435	add edx, [_display.win_map]
2509	mario79	5436	movzx edx, byte [eax+edx]
		5437	cmp dl, byte 1
		5438	jne @f
		5439
		5440	call dword [PUTPIXEL]; eax - x, ebx - y
		5441	;--------------------------------------
		5442	align 4
		5443	@@:
		5444	popad
		5445	;--------------------------------------
		5446	align 4
		5447	.no_put:
		5448	pop ecx eax
2991	Serge	5449
2509	mario79	5450	sub ebp, 4
		5451	dec ecx
		5452	jnz .start_x
		5453
		5454	pop edx ecx
		5455	dec ebx
		5456	dec edx
		5457	jnz .start_y
		5458
		5459	popad
		5460	ret
		5461	;-----------------------------------------------------------------------------
		5462	align 4
2288	clevermous	5463	syscall_drawline: ; DrawLine
		5464
		5465	mov edi, [TASK_BASE]
		5466	movzx eax, word[edi-twdw+WDATA.box.left]
		5467	mov ebp, eax
		5468	mov esi, [current_slot]
		5469	add ebp, [esi+APPDATA.wnd_clientbox.left]
		5470	add ax, word[esi+APPDATA.wnd_clientbox.left]
		5471	add ebp, ebx
		5472	shl eax, 16
		5473	movzx ebx, word[edi-twdw+WDATA.box.top]
		5474	add eax, ebp
		5475	mov ebp, ebx
		5476	add ebp, [esi+APPDATA.wnd_clientbox.top]
		5477	add bx, word[esi+APPDATA.wnd_clientbox.top]
		5478	add ebp, ecx
		5479	shl ebx, 16
		5480	xor edi, edi
		5481	add ebx, ebp
		5482	mov ecx, edx
2453	mario79	5483	; jmp [draw_line]
		5484	jmp __sys_draw_line
2288	clevermous	5485
		5486
		5487	align 4
		5488	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		5489
		5490	call r_f_port_area
		5491	mov [esp+32], eax
		5492	ret
		5493
		5494	align 4
		5495	syscall_threads: ; CreateThreads
		5496	;
4105	Serge	5497	; ecx=thread entry point
		5498	; edx=thread stack pointer
2288	clevermous	5499	;
		5500	; on return : eax = pid
		5501
4105	Serge	5502	xor ebx, ebx
2288	clevermous	5503	call new_sys_threads
		5504
		5505	mov [esp+32], eax
		5506	ret
		5507
		5508	align 4
		5509
		5510	paleholder:
		5511	ret
2438	mario79	5512	;------------------------------------------------------------------------------
2288	clevermous	5513	align 4
2438	mario79	5514	calculate_fast_getting_offset_for_WinMapAddress:
		5515	; calculate data area for fast getting offset to _WinMapAddress
2446	mario79	5516	xor eax, eax
2438	mario79	5517	mov ecx, [_display.height]
		5518	mov edi, d_width_calc_area
		5519	cld
		5520	@@:
		5521	stosd
		5522	add eax, [_display.width]
		5523	dec ecx
		5524	jnz @r
		5525	ret
		5526	;------------------------------------------------------------------------------
		5527	align 4
2480	mario79	5528	calculate_fast_getting_offset_for_LFB:
		5529	; calculate data area for fast getting offset to LFB
		5530	xor eax, eax
		5531	mov ecx, [_display.height]
		5532	mov edi, BPSLine_calc_area
		5533	cld
		5534	@@:
		5535	stosd
5351	serge	5536	add eax, [_display.lfb_pitch]
2480	mario79	5537	dec ecx
		5538	jnz @r
		5539	ret
		5540	;------------------------------------------------------------------------------
		5541	align 4
2288	clevermous	5542	set_screen:
2654	mario79	5543	; in:
		5544	; eax - new Screen_Max_X
		5545	; ecx - new BytesPerScanLine
		5546	; edx - new Screen_Max_Y
2288	clevermous	5547
		5548	pushfd
		5549	cli
		5550
5351	serge	5551	mov [_display.lfb_pitch], ecx
2288	clevermous	5552
		5553	mov [screen_workarea.right], eax
		5554	mov [screen_workarea.bottom], edx
		5555
		5556	push ebx
		5557	push esi
		5558	push edi
		5559
		5560	pushad
		5561
2654	mario79	5562	cmp [do_not_touch_winmap], 1
		5563	je @f
		5564
5351	serge	5565	stdcall kernel_free, [_display.win_map]
2288	clevermous	5566
		5567	mov eax, [_display.width]
		5568	mul [_display.height]
5351	serge	5569	mov [_display.win_map_size], eax
2288	clevermous	5570
		5571	stdcall kernel_alloc, eax
5351	serge	5572	mov [_display.win_map], eax
2288	clevermous	5573	test eax, eax
		5574	jz .epic_fail
2654	mario79	5575	; store for f.18.24
		5576	mov eax, [_display.width]
		5577	mov [display_width_standard], eax
2288	clevermous	5578
2654	mario79	5579	mov eax, [_display.height]
		5580	mov [display_height_standard], eax
		5581	@@:
2438	mario79	5582	call calculate_fast_getting_offset_for_WinMapAddress
2545	mario79	5583	; for Qemu or non standart video cards
2991	Serge	5584	; Unfortunately [BytesPerScanLine] does not always
2545	mario79	5585	; equal to [_display.width] * [ScreenBPP] / 8
		5586	call calculate_fast_getting_offset_for_LFB
2288	clevermous	5587	popad
		5588
		5589	call repos_windows
		5590	xor eax, eax
		5591	xor ebx, ebx
5350	serge	5592	mov ecx, [_display.width]
		5593	mov edx, [_display.height]
		5594	dec ecx
		5595	dec edx
2288	clevermous	5596	call calculatescreen
		5597	pop edi
		5598	pop esi
		5599	pop ebx
		5600
		5601	popfd
		5602	ret
		5603
		5604	.epic_fail:
		5605	hlt ; Houston, we've had a problem
		5606
		5607	; --------------- APM ---------------------
		5608	uglobal
		5609	apm_entry dp 0
		5610	apm_vf dd 0
		5611	endg
		5612
		5613	align 4
		5614	sys_apm:
		5615	xor eax, eax
		5616	cmp word [apm_vf], ax ; Check APM BIOS enable
		5617	jne @f
		5618	inc eax
		5619	or dword [esp + 44], eax ; error
		5620	add eax, 7
		5621	mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
		5622	ret
		5623
		5624	@@:
		5625	; xchg eax, ecx
		5626	; xchg ebx, ecx
		5627
		5628	cmp dx, 3
		5629	ja @f
		5630	and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
		5631	mov eax, [apm_vf]
		5632	mov [esp + 32], eax
		5633	shr eax, 16
		5634	mov [esp + 28], eax
		5635	ret
		5636
		5637	@@:
		5638
		5639	mov esi, [master_tab+(OS_BASE shr 20)]
		5640	xchg [master_tab], esi
		5641	push esi
		5642	mov edi, cr3
		5643	mov cr3, edi ;flush TLB
		5644
		5645	call pword [apm_entry] ;call APM BIOS
		5646
		5647	xchg eax, [esp]
		5648	mov [master_tab], eax
		5649	mov eax, cr3
		5650	mov cr3, eax
		5651	pop eax
		5652
		5653	mov [esp + 4 ], edi
		5654	mov [esp + 8], esi
		5655	mov [esp + 20], ebx
		5656	mov [esp + 24], edx
		5657	mov [esp + 28], ecx
		5658	mov [esp + 32], eax
		5659	setc al
		5660	and [esp + 44], byte 0xfe
		5661	or [esp + 44], al
		5662	ret
		5663	; -----------------------------------------
		5664
		5665	align 4
		5666	undefined_syscall: ; Undefined system call
		5667	mov [esp + 32], dword -1
		5668	ret
		5669
8160	rgimad	5670	align 4
		5671	; check if given memory region lays in lower 2gb (userspace memory) or not
		5672	is_region_userspace:
		5673	; in: eax = base
		5674	; ebx = len
		5675	; out: eax = 1 if region in userspace memory, 0 if not
		5676	push esi edi ecx
		5677	add eax, ebx
		5678	cmp eax, OS_BASE
		5679	ja @f
2288	clevermous	5680
8160	rgimad	5681	mov eax, 1
		5682	jmp .ret
		5683
		5684	@@:
		5685	xor eax, eax
		5686	.ret:
		5687	pop ecx edi esi
		5688	ret
		5689
3627	Serge	5690	if ~ lang eq sp
		5691	diff16 "end of .text segment",0,$
		5692	end if
		5693
2288	clevermous	5694	include "data32.inc"
		5695
		5696	__REV__ = __REV
		5697
3341	yogev_ezra	5698	if ~ lang eq sp
2288	clevermous	5699	diff16 "end of kernel code",0,$
3287	esevece	5700	end if

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(root)/kernel/trunk/kernel.asm @ 9183 – Rev 8160