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

Rev	Author	Line No.	Line
1	ha	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
1591	lrz	3	;; Copyright (C) KolibriOS team 2004-2010. All rights reserved.
431	serge	4	;; PROGRAMMING:
		5	;; Ivan Poddubny
		6	;; Marat Zakiyanov (Mario79)
		7	;; VaStaNi
		8	;; Trans
		9	;; Mihail Semenyako (mike.dld)
		10	;; Sergey Kuzmin (Wildwest)
		11	;; Andrey Halyavin (halyavin)
		12	;; Mihail Lisovin (Mihasik)
		13	;; Andrey Ignatiev (andrew_programmer)
		14	;; NoName
		15	;; Evgeny Grechnikov (Diamond)
		16	;; Iliya Mihailov (Ghost)
		17	;; Sergey Semyonov (Serge)
		18	;; Johnny_B
543	spraid	19	;; SPraid (simba)
1043	hidnplayr	20	;; Hidnplayr
1273	Lrz	21	;; Alexey Teplov ()
1	ha	22	;;
431	serge	23	;; Data in this file was originally part of MenuetOS project which is
		24	;; distributed under the terms of GNU GPL. It is modified and redistributed as
		25	;; part of KolibriOS project under the terms of GNU GPL.
1	ha	26	;;
431	serge	27	;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
		28	;; PROGRAMMING:
1	ha	29	;;
431	serge	30	;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
		31	;; - main os coding/design
		32	;; Jan-Michael Brummer, BUZZ2@gmx.de
		33	;; Felix Kaiser, info@felix-kaiser.de
		34	;; Paolo Minazzi, paolo.minazzi@inwind.it
		35	;; quickcode@mail.ru
		36	;; Alexey, kgaz@crosswinds.net
		37	;; Juan M. Caravaca, bitrider@wanadoo.es
		38	;; kristol@nic.fi
		39	;; Mike Hibbett, mikeh@oceanfree.net
		40	;; Lasse Kuusijarvi, kuusijar@lut.fi
		41	;; Jarek Pelczar, jarekp3@wp.pl
1	ha	42	;;
431	serge	43	;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
		44	;; WARRANTY. No author or distributor accepts responsibility to anyone for the
		45	;; consequences of using it or for whether it serves any particular purpose or
		46	;; works at all, unless he says so in writing. Refer to the GNU General Public
		47	;; License (the "GPL") for full details.
		48	;
		49	;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
		50	;; but only under the conditions described in the GPL. A copy of this license
		51	;; is supposed to have been given to you along with KolibriOS so you can know
		52	;; your rights and responsibilities. It should be in a file named COPYING.
		53	;; Among other things, the copyright notice and this notice must be preserved
		54	;; on all copies.
		55	;;
1	ha	56	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
426	mikedld	57
		58	include 'macros.inc'
		59
425	victor	60	$Revision: 1663 $
426	mikedld	61
593	mikedld	62
1055	Galkov	63	USE_COM_IRQ equ 1 ; make irq 3 and irq 4 available for PCI devices
566	serge	64
1043	hidnplayr	65	; Enabling the next line will enable serial output console
		66	;debug_com_base equ 0x3f8 ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
		67
164	serge	68	include "proc32.inc"
7	me_root	69	include "kglobals.inc"
1	ha	70	include "lang.inc"
		71
164	serge	72	include "const.inc"
1055	Galkov	73	max_processes equ 255
		74	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
1	ha	75
164	serge	76
1055	Galkov	77	os_stack equ (os_data_l-gdts) ; GDTs
465	serge	78	os_code equ (os_code_l-gdts)
		79	graph_data equ (3+graph_data_l-gdts)
1055	Galkov	80	tss0 equ (tss0_l-gdts)
465	serge	81	app_code equ (3+app_code_l-gdts)
		82	app_data equ (3+app_data_l-gdts)
1220	serge	83	app_tls equ (3+tls_data_l-gdts)
586	serge	84	pci_code_sel equ (pci_code_32-gdts)
		85	pci_data_sel equ (pci_data_32-gdts)
1	ha	86
		87
		88	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		89	;;
		90	;; Included files:
		91	;;
		92	;; Kernel16.inc
		93	;; - Booteng.inc English text for bootup
		94	;; - Bootcode.inc Hardware setup
		95	;; - Pci16.inc PCI functions
		96	;;
		97	;; Kernel32.inc
		98	;; - Sys32.inc Process management
		99	;; - Shutdown.inc Shutdown and restart
		100	;; - Fat32.inc Read / write hd
		101	;; - Vesa12.inc Vesa 1.2 driver
		102	;; - Vesa20.inc Vesa 2.0 driver
		103	;; - Vga.inc VGA driver
		104	;; - Stack.inc Network interface
		105	;; - Mouse.inc Mouse pointer
		106	;; - Scincode.inc Window skinning
		107	;; - Pci32.inc PCI functions
		108	;;
		109	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		110
		111
		112	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		113	;; ;;
		114	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		115	;; ;;
		116	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		117
		118	use16
1055	Galkov	119	org 0x0
		120	jmp start_of_code
1	ha	121
1324	Lrz	122	version db 'Kolibri OS version 0.7.7.0+ ',13,10,13,10,0
1	ha	123
465	serge	124	include "boot/bootstr.inc" ; language-independent boot messages
1	ha	125	include "boot/preboot.inc"
		126
465	serge	127	if lang eq en
		128	include "boot/booteng.inc" ; english system boot messages
		129	else if lang eq ru
		130	include "boot/bootru.inc" ; russian system boot messages
1055	Galkov	131	include "boot/ru.inc" ; Russian font
465	serge	132	else if lang eq et
		133	include "boot/bootet.inc" ; estonian system boot messages
1055	Galkov	134	include "boot/et.inc" ; Estonian font
465	serge	135	else
		136	include "boot/bootge.inc" ; german system boot messages
		137	end if
1	ha	138
465	serge	139	include "boot/bootcode.inc" ; 16 bit system boot code
		140	include "bus/pci/pci16.inc"
709	diamond	141	include "detect/biosdisk.inc"
1	ha	142
		143	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		144	;; ;;
		145	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		146	;; ;;
		147	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		148
		149
		150	; CR0 Flags - Protected mode and Paging
		151
1055	Galkov	152	mov ecx, CR0_PE
1	ha	153
		154	; Enabling 32 bit protected mode
		155
1055	Galkov	156	sidt [cs:old_ints_h]
1	ha	157
1055	Galkov	158	cli ; disable all irqs
		159	cld
		160	mov al,255 ; mask all irqs
		161	out 0xa1,al
		162	out 0x21,al
		163	l.5: in al, 0x64 ; Enable A20
		164	test al, 2
		165	jnz l.5
		166	mov al, 0xD1
		167	out 0x64, al
		168	l.6: in al, 0x64
		169	test al, 2
		170	jnz l.6
		171	mov al, 0xDF
		172	out 0x60, al
		173	l.7: in al, 0x64
		174	test al, 2
		175	jnz l.7
		176	mov al, 0xFF
		177	out 0x64, al
465	serge	178
1055	Galkov	179	lgdt [cs:tmp_gdt] ; Load GDT
		180	mov eax, cr0 ; protected mode
		181	or eax, ecx
		182	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		183	mov cr0, eax
		184	jmp pword os_code:B32 ; jmp to enable 32 bit mode
1	ha	185
465	serge	186	align 8
		187	tmp_gdt:
1	ha	188
1055	Galkov	189	dw 23
		190	dd tmp_gdt+0x10000
		191	dw 0
183	diamond	192
1055	Galkov	193	dw 0xffff
		194	dw 0x0000
		195	db 0x00
		196	dw 11011111b *256 +10011010b
		197	db 0x00
375	Ghost	198
1055	Galkov	199	dw 0xffff
		200	dw 0x0000
		201	db 0x00
		202	dw 11011111b *256 +10010010b
		203	db 0x00
1	ha	204
465	serge	205	include "data16.inc"
1	ha	206
465	serge	207	use32
		208	org $+0x10000
1	ha	209
465	serge	210	align 4
		211	B32:
1055	Galkov	212	mov ax,os_stack ; Selector for os
		213	mov ds,ax
		214	mov es,ax
		215	mov fs,ax
		216	mov gs,ax
		217	mov ss,ax
		218	mov esp,0x3ec00 ; Set stack
1	ha	219
465	serge	220	; CLEAR 0x280000 - HEAP_BASE
1	ha	221
1055	Galkov	222	xor eax,eax
		223	mov edi,0x280000
		224	mov ecx,(HEAP_BASE-OS_BASE-0x280000) / 4
		225	cld
		226	rep stosd
1	ha	227
1055	Galkov	228	mov edi,0x40000
		229	mov ecx,(0x90000-0x40000)/4
		230	rep stosd
1	ha	231
465	serge	232	; CLEAR KERNEL UNDEFINED GLOBALS
1055	Galkov	233	mov edi, endofcode-OS_BASE
		234	mov ecx, (uglobals_size/4)+4
		235	rep stosd
1	ha	236
465	serge	237	; SAVE & CLEAR 0-0xffff
1	ha	238
1267	Lrz	239	xor esi, esi
1055	Galkov	240	mov edi,0x2F0000
		241	mov ecx,0x10000 / 4
		242	rep movsd
1172	diamond	243	mov edi,0x1000
		244	mov ecx,0xf000 / 4
1055	Galkov	245	rep stosd
429	serge	246
1055	Galkov	247	call test_cpu
		248	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
424	spraid	249
1055	Galkov	250	call init_BIOS32
465	serge	251	; MEMORY MODEL
1055	Galkov	252	call mem_test
		253	call init_mem
		254	call init_page_map
1	ha	255
465	serge	256	; ENABLE PAGING
1	ha	257
1055	Galkov	258	mov eax, sys_pgdir-OS_BASE
		259	mov cr3, eax
1	ha	260
1055	Galkov	261	mov eax,cr0
		262	or eax,CR0_PG+CR0_WP
		263	mov cr0,eax
1	ha	264
1055	Galkov	265	lgdt [gdts]
		266	jmp pword os_code:high_code
1	ha	267
513	serge	268	align 4
1055	Galkov	269	bios32_entry dd ?
		270	tmp_page_tabs dd ?
586	serge	271
498	diamond	272	use16
		273	org $-0x10000
		274	include "boot/shutdown.inc" ; shutdown or restart
		275	org $+0x10000
		276	use32
		277
465	serge	278	__DEBUG__ fix 1
		279	__DEBUG_LEVEL__ fix 1
		280	include 'init.inc'
380	serge	281
465	serge	282	org OS_BASE+$
1	ha	283
465	serge	284	align 4
		285	high_code:
1220	serge	286	mov ax, os_stack
		287	mov bx, app_data
		288	mov cx, app_tls
		289	mov ss, ax
		290	add esp, OS_BASE
1	ha	291
1220	serge	292	mov ds, bx
		293	mov es, bx
		294	mov fs, cx
		295	mov gs, bx
1	ha	296
1055	Galkov	297	bt [cpu_caps], CAPS_PGE
		298	jnc @F
1	ha	299
1055	Galkov	300	or dword [sys_pgdir+(OS_BASE shr 20)], PG_GLOBAL
519	serge	301
1055	Galkov	302	mov ebx, cr4
		303	or ebx, CR4_PGE
		304	mov cr4, ebx
519	serge	305	@@:
1055	Galkov	306	xor eax, eax
		307	mov dword [sys_pgdir], eax
		308	mov dword [sys_pgdir+4], eax
519	serge	309
1055	Galkov	310	mov eax, cr3
		311	mov cr3, eax ; flush TLB
465	serge	312
1	ha	313	; SAVE REAL MODE VARIABLES
1055	Galkov	314	mov ax, [BOOT_VAR + 0x9031]
		315	mov [IDEContrRegsBaseAddr], ax
76	mario79	316	; --------------- APM ---------------------
465	serge	317
		318	; init selectors
1276	Lrz	319	mov ebx,[BOOT_VAR+0x9040] ; offset of APM entry point
		320	movzx eax,word [BOOT_VAR+0x9050] ; real-mode segment base address of
		321	; protected-mode 32-bit code segment
		322	movzx ecx,word [BOOT_VAR+0x9052] ; real-mode segment base address of
		323	; protected-mode 16-bit code segment
		324	movzx edx,word [BOOT_VAR+0x9054] ; real-mode segment base address of
		325	; protected-mode 16-bit data segment
465	serge	326
		327	shl eax, 4
		328	mov [dword apm_code_32 + 2], ax
		329	shr eax, 16
		330	mov [dword apm_code_32 + 4], al
		331
		332	shl ecx, 4
		333	mov [dword apm_code_16 + 2], cx
		334	shr ecx, 16
		335	mov [dword apm_code_16 + 4], cl
		336
		337	shl edx, 4
		338	mov [dword apm_data_16 + 2], dx
		339	shr edx, 16
		340	mov [dword apm_data_16 + 4], dl
		341
		342	mov dword[apm_entry], ebx
76	mario79	343	mov word [apm_entry + 4], apm_code_32 - gdts
		344
465	serge	345	mov eax, [BOOT_VAR + 0x9044] ; version & flags
76	mario79	346	mov [apm_vf], eax
		347	; -----------------------------------------
1276	Lrz	348	; movzx eax,byte [BOOT_VAR+0x9010] ; mouse port
1	ha	349	; mov [0xF604],byte 1 ;al
1276	Lrz	350	mov al, [BOOT_VAR+0x901F] ; DMA access
		351	mov [allow_dma_access], al
1300	serge	352	movzx eax, byte [BOOT_VAR+0x9000] ; bpp
1276	Lrz	353	mov [ScreenBPP],al
753	serge	354
1300	serge	355	mov [_display.bpp], eax
		356	mov [_display.vrefresh], 60
		357	mov [_display.disable_mouse], __sys_disable_mouse
		358
1055	Galkov	359	movzx eax,word [BOOT_VAR+0x900A] ; X max
1300	serge	360	mov [_display.width], eax
1055	Galkov	361	dec eax
		362	mov [Screen_Max_X],eax
		363	mov [screen_workarea.right],eax
		364	movzx eax,word [BOOT_VAR+0x900C] ; Y max
1300	serge	365	mov [_display.height], eax
1055	Galkov	366	dec eax
		367	mov [Screen_Max_Y],eax
		368	mov [screen_workarea.bottom],eax
		369	movzx eax,word [BOOT_VAR+0x9008] ; screen mode
		370	mov [SCR_MODE],eax
		371	mov eax,[BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
		372	mov [BANK_SWITCH],eax
		373	mov [BytesPerScanLine],word 640*4 ; Bytes PerScanLine
		374	cmp [SCR_MODE],word 0x13 ; 320x200
		375	je @f
		376	cmp [SCR_MODE],word 0x12 ; VGA 640x480
		377	je @f
1300	serge	378	movzx eax, word[BOOT_VAR+0x9001] ; for other modes
1055	Galkov	379	mov [BytesPerScanLine],ax
1300	serge	380	mov [_display.pitch], eax
465	serge	381	@@:
1300	serge	382	mov eax, [_display.width]
		383	mul [_display.height]
		384	mov [_WinMapSize], eax
		385
1055	Galkov	386	mov esi, BOOT_VAR+0x9080
		387	movzx ecx, byte [esi-1]
		388	mov [NumBiosDisks], ecx
		389	mov edi, BiosDisksData
		390	rep movsd
1	ha	391
		392	; GRAPHICS ADDRESSES
		393
1276	Lrz	394	and byte [BOOT_VAR+0x901e],0x0
1055	Galkov	395	mov eax,[BOOT_VAR+0x9018]
		396	mov [LFBAddress],eax
1	ha	397
1055	Galkov	398	cmp [SCR_MODE],word 0100000000000000b
		399	jge setvesa20
		400	cmp [SCR_MODE],word 0x13
		401	je v20ga32
		402	mov [PUTPIXEL],dword Vesa12_putpixel24 ; Vesa 1.2
		403	mov [GETPIXEL],dword Vesa12_getpixel24
		404	cmp [ScreenBPP],byte 24
		405	jz ga24
		406	mov [PUTPIXEL],dword Vesa12_putpixel32
		407	mov [GETPIXEL],dword Vesa12_getpixel32
1	ha	408	ga24:
1055	Galkov	409	jmp v20ga24
1	ha	410	setvesa20:
1055	Galkov	411	mov [PUTPIXEL],dword Vesa20_putpixel24 ; Vesa 2.0
		412	mov [GETPIXEL],dword Vesa20_getpixel24
		413	cmp [ScreenBPP],byte 24
		414	jz v20ga24
1	ha	415	v20ga32:
1055	Galkov	416	mov [PUTPIXEL],dword Vesa20_putpixel32
		417	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	418	v20ga24:
1055	Galkov	419	cmp [SCR_MODE],word 0x12 ; 16 C VGA 640x480
		420	jne no_mode_0x12
		421	mov [PUTPIXEL],dword VGA_putpixel
		422	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	423	no_mode_0x12:
		424
375	Ghost	425	; -------- Fast System Call init ----------
378	serge	426	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
1055	Galkov	427	bt [cpu_caps], CAPS_SEP
		428	jnc .SEnP ; SysEnter not Present
		429	xor edx, edx
		430	mov ecx, MSR_SYSENTER_CS
		431	mov eax, os_code
		432	wrmsr
		433	mov ecx, MSR_SYSENTER_ESP
434	diamond	434	; mov eax, sysenter_stack ; Check it
1055	Galkov	435	xor eax, eax
		436	wrmsr
		437	mov ecx, MSR_SYSENTER_EIP
		438	mov eax, sysenter_entry
		439	wrmsr
375	Ghost	440	.SEnP:
378	serge	441	; AMD SYSCALL/SYSRET
1055	Galkov	442	cmp byte[cpu_vendor], 'A'
		443	jne .noSYSCALL
		444	mov eax, 0x80000001
		445	cpuid
		446	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		447	jz .noSYSCALL
		448	mov ecx, MSR_AMD_EFER
		449	rdmsr
		450	or eax, 1 ; bit_0 - System Call Extension (SCE)
		451	wrmsr
164	serge	452
1055	Galkov	453	; !!!! It`s dirty hack, fix it !!!
		454	; Bits of EDX :
		455	; Bit 31�16 During the SYSRET instruction, this field is copied into the CS register
		456	; and the contents of this field, plus 8, are copied into the SS register.
		457	; Bit 15�0 During the SYSCALL instruction, this field is copied into the CS register
		458	; and the contents of this field, plus 8, are copied into the SS register.
375	Ghost	459
1055	Galkov	460	; mov edx, (os_code + 16) * 65536 + os_code
		461	mov edx, 0x1B0008
375	Ghost	462
1055	Galkov	463	mov eax, syscall_entry
		464	mov ecx, MSR_AMD_STAR
		465	wrmsr
375	Ghost	466	.noSYSCALL:
		467	; -----------------------------------------
1310	diamond	468	stdcall alloc_page
		469	stdcall map_page, tss-0xF80, eax, PG_SW
		470	stdcall alloc_page
		471	inc eax
		472	mov [SLOT_BASE+256+APPDATA.io_map], eax
		473	stdcall map_page, tss+0x80, eax, PG_SW
		474	stdcall alloc_page
		475	inc eax
		476	mov dword [SLOT_BASE+256+APPDATA.io_map+4], eax
		477	stdcall map_page, tss+0x1080, eax, PG_SW
375	Ghost	478
465	serge	479	; LOAD IDT
378	serge	480
1056	Galkov	481	call build_interrupt_table ;lidt is executed
		482	;lidt [idtreg]
378	serge	483
1055	Galkov	484	call init_kernel_heap
		485	stdcall kernel_alloc, RING0_STACK_SIZE+512
		486	mov [os_stack_seg], eax
164	serge	487
1055	Galkov	488	lea esp, [eax+RING0_STACK_SIZE]
164	serge	489
1055	Galkov	490	mov [tss._ss0], os_stack
		491	mov [tss._esp0], esp
		492	mov [tss._esp], esp
		493	mov [tss._cs],os_code
		494	mov [tss._ss],os_stack
		495	mov [tss._ds],app_data
		496	mov [tss._es],app_data
		497	mov [tss._fs],app_data
		498	mov [tss._gs],app_data
		499	mov [tss._io],128
465	serge	500	;Add IO access table - bit array of permitted ports
1055	Galkov	501	mov edi, tss._io_map_0
		502	xor eax, eax
		503	not eax
		504	mov ecx, 8192/4
		505	rep stosd ; access to 4096*8=65536 ports
164	serge	506
1055	Galkov	507	mov ax,tss0
		508	ltr ax
378	serge	509
1055	Galkov	510	mov [LFBSize], 0x800000
		511	call init_LFB
		512	call init_fpu
		513	call init_malloc
276	serge	514
1055	Galkov	515	stdcall alloc_kernel_space, 0x51000
		516	mov [default_io_map], eax
465	serge	517
1055	Galkov	518	add eax, 0x2000
		519	mov [ipc_tmp], eax
		520	mov ebx, 0x1000
164	serge	521
1055	Galkov	522	add eax, 0x40000
		523	mov [proc_mem_map], eax
164	serge	524
1055	Galkov	525	add eax, 0x8000
		526	mov [proc_mem_pdir], eax
164	serge	527
1055	Galkov	528	add eax, ebx
		529	mov [proc_mem_tab], eax
164	serge	530
1055	Galkov	531	add eax, ebx
		532	mov [tmp_task_pdir], eax
164	serge	533
1055	Galkov	534	add eax, ebx
		535	mov [tmp_task_ptab], eax
164	serge	536
1055	Galkov	537	add eax, ebx
		538	mov [ipc_pdir], eax
164	serge	539
1055	Galkov	540	add eax, ebx
		541	mov [ipc_ptab], eax
164	serge	542
1055	Galkov	543	stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
		544	(unpack.lc+unpack.lp)))*4
712	serge	545
1055	Galkov	546	mov [unpack.p], eax
709	diamond	547
1055	Galkov	548	call init_events
		549	mov eax, srv.fd-SRV_FD_OFFSET
		550	mov [srv.fd], eax
		551	mov [srv.bk], eax
278	serge	552
1055	Galkov	553	mov edi, irq_tab
		554	xor eax, eax
		555	mov ecx, 16
		556	rep stosd
164	serge	557
41	mikedld	558	;Set base of graphic segment to linear address of LFB
1055	Galkov	559	mov eax,[LFBAddress] ; set for gs
		560	mov [graph_data_l+2],ax
		561	shr eax,16
		562	mov [graph_data_l+4],al
		563	mov [graph_data_l+7],ah
1	ha	564
1300	serge	565	stdcall kernel_alloc, [_WinMapSize]
		566	mov [_WinMapAddress], eax
		567
1267	Lrz	568	xor eax,eax
		569	inc eax
		570	mov [CURRENT_TASK],eax ;dword 1
		571	mov [TASK_COUNT],eax ;dword 1
1055	Galkov	572	mov [TASK_BASE],dword TASK_DATA
		573	mov [current_slot], SLOT_BASE+256
429	serge	574
469	serge	575	; set background
1300	serge	576
1055	Galkov	577	mov [BgrDrawMode],eax
		578	mov [BgrDataWidth],eax
		579	mov [BgrDataHeight],eax
1107	diamond	580	mov [mem_BACKGROUND], 4
		581	mov [img_background], static_background_data
469	serge	582
1055	Galkov	583	mov [SLOT_BASE + 256 + APPDATA.dir_table], sys_pgdir - OS_BASE
469	serge	584
1154	clevermous	585	stdcall kernel_alloc, 0x10000/8
		586	mov edi, eax
		587	mov [network_free_ports], eax
		588	or eax, -1
		589	mov ecx, 0x10000/32
		590	rep stosd
		591
709	diamond	592	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		593
1055	Galkov	594	call rerouteirqs
709	diamond	595
		596	; Initialize system V86 machine
1055	Galkov	597	call init_sys_v86
709	diamond	598
725	diamond	599	; TIMER SET TO 1/100 S
		600
1055	Galkov	601	mov al,0x34 ; set to 100Hz
		602	out 0x43,al
		603	mov al,0x9b ; lsb 1193180 / 1193
		604	out 0x40,al
		605	mov al,0x2e ; msb
		606	out 0x40,al
725	diamond	607
		608	; Enable timer IRQ (IRQ0) and hard drives IRQs (IRQ14, IRQ15)
		609	; they are used: when partitions are scanned, hd_read relies on timer
1025	diamond	610	; Also enable IRQ2, because in some configurations
		611	; IRQs from slave controller are not delivered until IRQ2 on master is enabled
1055	Galkov	612	mov al, 0xFA
		613	out 0x21, al
		614	mov al, 0x3F
		615	out 0xA1, al
725	diamond	616
1523	diamond	617	; Enable interrupts in IDE controller
		618	mov al, 0
		619	mov dx, 0x3F6
		620	out dx, al
		621	mov dl, 0x76
		622	out dx, al
		623
256	diamond	624	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		625	include 'detect/disks.inc'
		626	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		627
521	diamond	628	call Parser_params
		629
1	ha	630	; READ RAMDISK IMAGE FROM HD
		631
		632	;!!!!!!!!!!!!!!!!!!!!!!!
		633	include 'boot/rdload.inc'
		634	;!!!!!!!!!!!!!!!!!!!!!!!
		635	; mov [dma_hdd],1
		636	; CALCULATE FAT CHAIN FOR RAMDISK
		637
1055	Galkov	638	call calculatefatchain
1	ha	639
		640	; LOAD VMODE DRIVER
		641
		642	;!!!!!!!!!!!!!!!!!!!!!!!
		643	include 'vmodeld.inc'
		644	;!!!!!!!!!!!!!!!!!!!!!!!
		645
1289	diamond	646	if 0
509	diamond	647	mov ax,[OS_BASE+0x10000+bx_from_load]
1055	Galkov	648	cmp ax,'r1' ; if using not ram disk, then load librares and parameters {SPraid.simba}
488	spraid	649	je no_lib_load
		650	; LOADING LIBRARES
1055	Galkov	651	stdcall dll.Load,@IMPORT ; loading librares for kernel (.obj files)
		652	call load_file_parse_table ; prepare file parse table
		653	call set_kernel_conf ; configure devices and gui
488	spraid	654	no_lib_load:
1289	diamond	655	end if
488	spraid	656
1	ha	657	; LOAD FONTS I and II
		658
1055	Galkov	659	stdcall read_file, char, FONT_I, 0, 2304
		660	stdcall read_file, char2, FONT_II, 0, 2560
490	serge	661
1055	Galkov	662	mov esi,boot_fonts
		663	call boot_log
1	ha	664
		665	; PRINT AMOUNT OF MEMORY
1055	Galkov	666	mov esi, boot_memdetect
		667	call boot_log
1	ha	668
1055	Galkov	669	movzx ecx, word [boot_y]
		670	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		671	sub ecx, 10
		672	mov edx, 0xFFFFFF
		673	mov ebx, [MEM_AMOUNT]
		674	shr ebx, 20
1276	Lrz	675	xor edi,edi
1055	Galkov	676	mov eax, 0x00040000
1276	Lrz	677	inc edi
1055	Galkov	678	call display_number_force
41	mikedld	679
465	serge	680	; BUILD SCHEDULER
		681
1055	Galkov	682	call build_scheduler ; sys32.inc
465	serge	683
1055	Galkov	684	mov esi,boot_devices
		685	call boot_log
567	serge	686
1055	Galkov	687	mov [pci_access_enabled],1
567	serge	688
1	ha	689
		690	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		691
1055	Galkov	692	mov esi,boot_windefs
		693	call boot_log
1362	mikedld	694	call set_window_defaults
1	ha	695
		696	; SET BACKGROUND DEFAULTS
		697
1055	Galkov	698	mov esi,boot_bgr
		699	call boot_log
		700	call init_background
		701	call calculatebackground
1	ha	702
		703	; RESERVE SYSTEM IRQ'S JA PORT'S
		704
1055	Galkov	705	mov esi,boot_resirqports
		706	call boot_log
		707	call reserve_irqs_ports
1	ha	708
		709	; SET PORTS FOR IRQ HANDLERS
		710
1380	diamond	711	;mov esi,boot_setrports
		712	;call boot_log
1055	Galkov	713	;call setirqreadports
1	ha	714
		715	; SET UP OS TASK
		716
1055	Galkov	717	mov esi,boot_setostask
		718	call boot_log
214	serge	719
1055	Galkov	720	xor eax, eax
		721	mov dword [SLOT_BASE+APPDATA.fpu_state], fpu_data
1074	Galkov	722	mov dword [SLOT_BASE+APPDATA.exc_handler], eax
		723	mov dword [SLOT_BASE+APPDATA.except_mask], eax
164	serge	724
1055	Galkov	725	; name for OS/IDLE process
281	serge	726
1055	Galkov	727	mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
		728	mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
		729	mov edi, [os_stack_seg]
		730	mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
		731	add edi, 0x2000-512
		732	mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
		733	mov dword [SLOT_BASE+256+APPDATA.saved_esp0], edi ; just for case
1310	diamond	734	; [SLOT_BASE+256+APPDATA.io_map] was set earlier
357	serge	735
1055	Galkov	736	mov esi, fpu_data
		737	mov ecx, 512/4
		738	cld
		739	rep movsd
357	serge	740
1074	Galkov	741	mov dword [SLOT_BASE+256+APPDATA.exc_handler], eax
		742	mov dword [SLOT_BASE+256+APPDATA.except_mask], eax
214	serge	743
1055	Galkov	744	mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
		745	mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
		746	mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
281	serge	747
1055	Galkov	748	mov dword [SLOT_BASE+256+APPDATA.cur_dir], sysdir_path
1220	serge	749	mov dword [SLOT_BASE+256+APPDATA.tls_base], eax
521	diamond	750
1055	Galkov	751	; task list
1276	Lrz	752	mov dword [TASK_DATA+TASKDATA.mem_start],eax ; process base address
		753	inc eax
		754	mov dword [CURRENT_TASK],eax
		755	mov dword [TASK_COUNT],eax
1055	Galkov	756	mov [current_slot], SLOT_BASE+256
		757	mov [TASK_BASE],dword TASK_DATA
1276	Lrz	758	mov byte[TASK_DATA+TASKDATA.wnd_number],al ; on screen number
		759	mov dword [TASK_DATA+TASKDATA.pid], eax ; process id number
1	ha	760
1316	serge	761	call init_display
1055	Galkov	762	mov eax, [def_cursor]
		763	mov [SLOT_BASE+APPDATA.cursor],eax
		764	mov [SLOT_BASE+APPDATA.cursor+256],eax
281	serge	765
465	serge	766	; READ TSC / SECOND
281	serge	767
1055	Galkov	768	mov esi,boot_tsc
		769	call boot_log
		770	cli
		771	rdtsc ;call _rdtsc
		772	mov ecx,eax
		773	mov esi,250 ; wait 1/4 a second
		774	call delay_ms
		775	rdtsc ;call _rdtsc
		776	sti
		777	sub eax,ecx
		778	shl eax,2
		779	mov [CPU_FREQ],eax ; save tsc / sec
1043	hidnplayr	780	; mov ebx, 1000000
		781	; div ebx
1038	diamond	782	; ��-� �ந��⥫쭮�� ⭮� ��
		783	; ᮢ��襭�� 筠, �� ⮡� ��⪭�� ⥫��
		784	; ��⨬�� ஢ ��...
1055	Galkov	785	mov edx, 2251799814
		786	mul edx
		787	shr edx, 19
		788	mov [stall_mcs], edx
1038	diamond	789	; PRINT CPU FREQUENCY
1055	Galkov	790	mov esi, boot_cpufreq
		791	call boot_log
1	ha	792
1055	Galkov	793	mov ebx, edx
		794	movzx ecx, word [boot_y]
		795	add ecx, (10+17*6) shl 16 - 10 ; 'CPU frequency is '
		796	mov edx, 0xFFFFFF
1276	Lrz	797	xor edi,edi
1055	Galkov	798	mov eax, 0x00040000
1276	Lrz	799	inc edi
1055	Galkov	800	call display_number_force
1038	diamond	801
1	ha	802	; SET VARIABLES
		803
1055	Galkov	804	call set_variables
1	ha	805
774	Rus	806	; SET MOUSE
		807
1055	Galkov	808	;call detect_devices
		809	stdcall load_driver, szPS2MDriver
1106	diamond	810	; stdcall load_driver, szCOM_MDriver
774	Rus	811
1055	Galkov	812	mov esi,boot_setmouse
		813	call boot_log
		814	call setmouse
774	Rus	815
		816
1	ha	817	; STACK AND FDC
		818
1055	Galkov	819	call stack_init
		820	call fdc_init
1	ha	821
		822	; PALETTE FOR 320x200 and 640x480 16 col
		823
1055	Galkov	824	cmp [SCR_MODE],word 0x12
		825	jne no_pal_vga
		826	mov esi,boot_pal_vga
		827	call boot_log
		828	call paletteVGA
1	ha	829	no_pal_vga:
		830
1055	Galkov	831	cmp [SCR_MODE],word 0x13
		832	jne no_pal_ega
		833	mov esi,boot_pal_ega
		834	call boot_log
		835	call palette320x200
1	ha	836	no_pal_ega:
		837
		838	; LOAD DEFAULT SKIN
		839
1055	Galkov	840	call load_default_skin
1	ha	841
465	serge	842	;protect io permission map
		843
1055	Galkov	844	mov esi, [default_io_map]
1310	diamond	845	stdcall map_page,esi,[SLOT_BASE+256+APPDATA.io_map], PG_MAP
1055	Galkov	846	add esi, 0x1000
1310	diamond	847	stdcall map_page,esi,[SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
465	serge	848
1055	Galkov	849	stdcall map_page,tss._io_map_0,\
1310	diamond	850	[SLOT_BASE+256+APPDATA.io_map], PG_MAP
1055	Galkov	851	stdcall map_page,tss._io_map_1,\
1310	diamond	852	[SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
465	serge	853
512	spraid	854	mov ax,[OS_BASE+0x10000+bx_from_load]
1055	Galkov	855	cmp ax,'r1' ; if not rused ram disk - load network configuration from files {SPraid.simba}
512	spraid	856	je no_st_network
1055	Galkov	857	call set_network_conf
512	spraid	858	no_st_network:
		859
1	ha	860	; LOAD FIRST APPLICATION
1055	Galkov	861	cli
501	serge	862
1055	Galkov	863	cmp byte [BOOT_VAR+0x9030],1
		864	jne no_load_vrr_m
237	serge	865
1055	Galkov	866	mov ebp, vrr_m
		867	call fs_execute_from_sysdir
488	spraid	868
1260	Lrz	869	; cmp eax,2 ; if vrr_m app found (PID=2)
		870	sub eax,2
		871	jz first_app_found
41	mikedld	872
237	serge	873	no_load_vrr_m:
488	spraid	874
1055	Galkov	875	mov ebp, firstapp
		876	call fs_execute_from_sysdir
488	spraid	877
1260	Lrz	878	; cmp eax,2 ; continue if a process has been loaded
		879	sub eax,2
		880	jz first_app_found
501	serge	881
1055	Galkov	882	mov esi, boot_failed
		883	call boot_log
653	diamond	884
1055	Galkov	885	mov eax, 0xDEADBEEF ; otherwise halt
		886	hlt
501	serge	887
237	serge	888	first_app_found:
501	serge	889
1055	Galkov	890	cli
1	ha	891
1055	Galkov	892	;mov [TASK_COUNT],dword 2
1276	Lrz	893	push 1
		894	pop dword [CURRENT_TASK] ; set OS task fisrt
1	ha	895
21	poddubny	896	; SET KEYBOARD PARAMETERS
1055	Galkov	897	mov al, 0xf6 ; reset keyboard, scan enabled
		898	call kb_write
1	ha	899
1055	Galkov	900	; wait until 8042 is ready
		901	xor ecx,ecx
265	diamond	902	@@:
1055	Galkov	903	in al,64h
		904	and al,00000010b
		905	loopnz @b
1	ha	906
		907	; mov al, 0xED ; svetodiody - only for testing!
		908	; call kb_write
		909	; call kb_read
		910	; mov al, 111b
		911	; call kb_write
		912	; call kb_read
41	mikedld	913
1055	Galkov	914	mov al, 0xF3 ; set repeat rate & delay
		915	call kb_write
265	diamond	916	; call kb_read
1055	Galkov	917	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
		918	call kb_write
265	diamond	919	; call kb_read
1	ha	920	;// mike.dld [
1055	Galkov	921	call set_lights
1	ha	922	;// mike.dld ]
		923
1043	hidnplayr	924
		925	; Setup serial output console (if enabled)
		926
		927	if defined debug_com_base
		928
1055	Galkov	929	; enable Divisor latch
1043	hidnplayr	930
1055	Galkov	931	mov dx, debug_com_base+3
		932	mov al, 1 shl 7
		933	out dx, al
1043	hidnplayr	934
1055	Galkov	935	; Set speed to 115200 baud (max speed)
1043	hidnplayr	936
1055	Galkov	937	mov dx, debug_com_base
		938	mov al, 0x01
		939	out dx, al
1043	hidnplayr	940
1055	Galkov	941	mov dx, debug_com_base+1
		942	mov al, 0x00
		943	out dx, al
1043	hidnplayr	944
1055	Galkov	945	; No parity, 8bits words, one stop bit, dlab bit back to 0
1043	hidnplayr	946
1055	Galkov	947	mov dx, debug_com_base+3
		948	mov al, 3
		949	out dx, al
1043	hidnplayr	950
1055	Galkov	951	; disable interrupts
1043	hidnplayr	952
1055	Galkov	953	mov dx, debug_com_base+1
		954	mov al, 0
		955	out dx, al
1043	hidnplayr	956
1055	Galkov	957	; clear + enable fifo (64 bits)
1043	hidnplayr	958
1055	Galkov	959	mov dx, debug_com_base+2
		960	mov al, 0x7 + 1 shl 5
		961	out dx, al
1043	hidnplayr	962
		963
		964	end if
		965
21	poddubny	966	; START MULTITASKING
1	ha	967
767	diamond	968	if preboot_blogesc
1055	Galkov	969	mov esi, boot_tasking
		970	call boot_log
		971	.bll1: in al, 0x60 ; wait for ESC key press
		972	cmp al, 129
		973	jne .bll1
767	diamond	974	end if
		975
465	serge	976	; mov [ENABLE_TASKSWITCH],byte 1 ; multitasking enabled
21	poddubny	977
1	ha	978	; UNMASK ALL IRQ'S
		979
1380	diamond	980	; mov esi,boot_allirqs
		981	; call boot_log
		982	;
		983	; cli ;guarantee forbidance of interrupts.
		984	; mov al,0 ; unmask all irq's
		985	; out 0xA1,al
		986	; out 0x21,al
		987	;
		988	; mov ecx,32
		989	;
		990	; ready_for_irqs:
		991	;
		992	; mov al,0x20 ; ready for irqs
		993	; out 0x20,al
		994	; out 0xa0,al
		995	;
		996	; loop ready_for_irqs ; flush the queue
41	mikedld	997
1380	diamond	998	stdcall attach_int_handler, 1, irq1, 0
1	ha	999
		1000	; mov [dma_hdd],1
1055	Galkov	1001	cmp [IDEContrRegsBaseAddr], 0
		1002	setnz [dma_hdd]
		1003	mov [timer_ticks_enable],1 ; for cd driver
1	ha	1004
1055	Galkov	1005	sti
		1006	call change_task
465	serge	1007
1055	Galkov	1008	jmp osloop
465	serge	1009
725	diamond	1010	; jmp $ ; wait here for timer to take control
1	ha	1011
1055	Galkov	1012	; Fly :)
1	ha	1013
465	serge	1014	include 'unpacker.inc'
		1015	include 'fdo.inc'
		1016
		1017	align 4
		1018	boot_log:
1055	Galkov	1019	pushad
465	serge	1020
1276	Lrz	1021	mov ebx,10*65536
		1022	mov bx,word [boot_y]
		1023	add [boot_y],dword 10
		1024	mov ecx,0x80ffffff ; ASCIIZ string with white color
		1025	xor edi,edi
		1026	mov edx,esi
		1027	inc edi
		1028	call dtext
465	serge	1029
1276	Lrz	1030	mov [novesachecksum],1000
		1031	call checkVga_N13
465	serge	1032
1276	Lrz	1033	popad
465	serge	1034
1276	Lrz	1035	ret
465	serge	1036
1	ha	1037	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1038	; ;
33	mario79	1039	; MAIN OS LOOP START ;
1	ha	1040	; ;
		1041	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1042	align 32
		1043	osloop:
1055	Galkov	1044	call [draw_pointer]
1391	mikedld	1045	call window_check_events
		1046	call mouse_check_events
1055	Galkov	1047	call checkmisc
		1048	call checkVga_N13
		1049	call stack_handler
		1050	call checkidle
		1051	call check_fdd_motor_status
		1052	call check_ATAPI_device_event
		1053	jmp osloop
33	mario79	1054	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1055	; ;
		1056	; MAIN OS LOOP END ;
		1057	; ;
		1058	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1168	Lrz	1059	align 4
1	ha	1060	checkidle:
1055	Galkov	1061	pushad
1067	Galkov	1062	call change_task
		1063	jmp idle_loop_entry
		1064	idle_loop:
		1065	cmp eax,[idlemem] ; eax == [timer_ticks]
		1066	jne idle_exit
		1067	rdtsc ;call _rdtsc
		1068	mov ecx,eax
1055	Galkov	1069	hlt
1067	Galkov	1070	rdtsc ;call _rdtsc
		1071	sub eax,ecx
		1072	add [idleuse],eax
		1073	idle_loop_entry:
		1074	mov eax,[timer_ticks] ; eax = [timer_ticks]
		1075	cmp [check_idle_semaphore],0
		1076	je idle_loop
		1077	dec [check_idle_semaphore]
		1078	idle_exit:
		1079	mov [idlemem],eax ; eax == [timer_ticks]
1055	Galkov	1080	popad
		1081	ret
1	ha	1082
		1083	uglobal
1067	Galkov	1084	idlemem dd 0x0
1055	Galkov	1085	idleuse dd 0x0
		1086	idleusesec dd 0x0
		1087	check_idle_semaphore dd 0x0
1	ha	1088	endg
		1089
		1090
		1091
		1092	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1093	; ;
		1094	; INCLUDED SYSTEM FILES ;
		1095	; ;
		1096	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1097
		1098
7	me_root	1099	include "kernel32.inc"
1	ha	1100
		1101
		1102	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1103	; ;
		1104	; KERNEL FUNCTIONS ;
		1105	; ;
		1106	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1107
		1108	reserve_irqs_ports:
		1109
1267	Lrz	1110	push eax
		1111	xor eax,eax
1276	Lrz	1112	inc eax
1267	Lrz	1113	mov byte [irq_owner+4*0],al ;1 ; timer
1055	Galkov	1114	;mov [irq_owner+4*1], 1 ; keyboard
1267	Lrz	1115	mov byte [irq_owner+4*6],al ;1 ; floppy diskette
		1116	mov byte [irq_owner+4*13],al ;1 ; math co-pros
		1117	mov byte [irq_owner+4*14],al ;1 ; ide I
		1118	mov byte [irq_owner+4*15],al ;1 ; ide II
		1119	pop eax
1273	Lrz	1120
		1121	; RESERVE PORTS
		1122	push 4
1267	Lrz	1123	pop dword [RESERVED_PORTS] ;,edi
1273	Lrz	1124
		1125	push 1
1267	Lrz	1126	pop dword [RESERVED_PORTS+16+0] ;,dword 1
1273	Lrz	1127	and dword [RESERVED_PORTS+16+4],0 ;,dword 0x0
		1128	mov dword [RESERVED_PORTS+16+8],0x2d ;,dword 0x2d
269	serge	1129
1273	Lrz	1130	push 1
1267	Lrz	1131	pop dword [RESERVED_PORTS+32+0] ;,dword 1
1273	Lrz	1132	push 0x30
1267	Lrz	1133	pop dword [RESERVED_PORTS+32+4] ;,dword 0x30
1273	Lrz	1134	push 0x4d
1267	Lrz	1135	pop dword [RESERVED_PORTS+32+8] ;,dword 0x4d
269	serge	1136
1273	Lrz	1137	push 1
1267	Lrz	1138	pop dword [RESERVED_PORTS+48+0] ;,dword 1
1273	Lrz	1139	push 0x50
1267	Lrz	1140	pop dword [RESERVED_PORTS+48+4] ;,dword 0x50
1273	Lrz	1141	mov dword [RESERVED_PORTS+48+8],0xdf ;,dword 0xdf
233	serge	1142
1273	Lrz	1143	push 1
1267	Lrz	1144	pop dword [RESERVED_PORTS+64+0] ;,dword 1
233	serge	1145
1273	Lrz	1146	mov dword [RESERVED_PORTS+64+4],0xe5 ;,dword 0xe5
		1147	mov dword [RESERVED_PORTS+64+8],0xff ;,dword 0xff
		1148
1055	Galkov	1149	ret
1	ha	1150
		1151	setirqreadports:
		1152
1055	Galkov	1153	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
1276	Lrz	1154	and dword [irq12read+4],0 ; end of port list
1273	Lrz	1155	; mov [irq12read+4],dword 0 ; end of port list
1055	Galkov	1156	;mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		1157	;mov [irq04read+4],dword 0 ; end of port list
		1158	;mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		1159	;mov [irq03read+4],dword 0 ; end of port list
1	ha	1160
1055	Galkov	1161	ret
1	ha	1162
		1163	iglobal
		1164	process_number dd 0x1
		1165	endg
		1166
		1167	set_variables:
		1168
1055	Galkov	1169	mov ecx,0x100 ; flush port 0x60
		1170	.fl60: in al,0x60
		1171	loop .fl60
1267	Lrz	1172	push eax
1	ha	1173
1055	Galkov	1174	mov ax,[BOOT_VAR+0x900c]
		1175	shr ax,1
		1176	shl eax,16
		1177	mov ax,[BOOT_VAR+0x900A]
		1178	shr ax,1
		1179	mov [MOUSE_X],eax
41	mikedld	1180
1267	Lrz	1181	xor eax,eax
1055	Galkov	1182	mov [BTN_ADDR],dword BUTTON_INFO ; address of button list
1	ha	1183
1267	Lrz	1184	mov byte [MOUSE_BUFF_COUNT],al ; mouse buffer
		1185	mov byte [KEY_COUNT],al ; keyboard buffer
		1186	mov byte [BTN_COUNT],al ; button buffer
		1187	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
		1188
1	ha	1189	;!! IP 04.02.2005:
1267	Lrz	1190	mov byte [DONT_SWITCH],al ; change task if possible
		1191	pop eax
1055	Galkov	1192	ret
1	ha	1193
		1194	align 4
1304	Lrz	1195	;input eax=43,bl-byte of output, ecx - number of port
1	ha	1196	sys_outport:
		1197
1304	Lrz	1198	mov edi,ecx ; separate flag for read / write
		1199	and ecx,65535
1	ha	1200
1304	Lrz	1201	mov eax,[RESERVED_PORTS]
		1202	test eax,eax
		1203	jnz .sopl8
		1204	inc eax
		1205	mov [esp+32],eax
1	ha	1206	ret
		1207
1304	Lrz	1208	.sopl8:
379	serge	1209	mov edx,[TASK_BASE]
1	ha	1210	mov edx,[edx+0x4]
1304	Lrz	1211	;and ecx,65535
		1212	;cld - set on interrupt 0x40
		1213	.sopl1:
1	ha	1214
1304	Lrz	1215	mov esi,eax
1	ha	1216	shl esi,4
381	serge	1217	add esi,RESERVED_PORTS
1	ha	1218	cmp edx,[esi+0]
1304	Lrz	1219	jne .sopl2
		1220	cmp ecx,[esi+4]
		1221	jb .sopl2
		1222	cmp ecx,[esi+8]
		1223	jg .sopl2
		1224	.sopl3:
1	ha	1225
1304	Lrz	1226	test edi,0x80000000 ; read ?
		1227	jnz .sopl4
1	ha	1228
1304	Lrz	1229	mov eax,ebx
		1230	mov dx,cx ; write
		1231	out dx,al
		1232	and [esp+32],dword 0
1	ha	1233	ret
		1234
1304	Lrz	1235	.sopl2:
1	ha	1236
1304	Lrz	1237	dec eax
		1238	jnz .sopl1
		1239	inc eax
		1240	mov [esp+32],eax
1	ha	1241	ret
		1242
1304	Lrz	1243
		1244	.sopl4:
1	ha	1245
1304	Lrz	1246	mov dx,cx ; read
1055	Galkov	1247	in al,dx
1	ha	1248	and eax,0xff
1304	Lrz	1249	and [esp+32],dword 0
		1250	mov [esp+20],eax
1	ha	1251	ret
		1252
		1253	display_number:
1369	Lrz	1254	;It is not optimization
		1255	mov eax, ebx
		1256	mov ebx, ecx
		1257	mov ecx, edx
		1258	mov edx, esi
		1259	mov esi, edi
1	ha	1260	; eax = print type, al=0 -> ebx is number
		1261	; al=1 -> ebx is pointer
		1262	; ah=0 -> display decimal
		1263	; ah=1 -> display hexadecimal
		1264	; ah=2 -> display binary
		1265	; eax bits 16-21 = number of digits to display (0-32)
		1266	; eax bits 22-31 = reserved
		1267	;
		1268	; ebx = number or pointer
		1269	; ecx = x shl 16 + y
		1270	; edx = color
1276	Lrz	1271	xor edi, edi
211	serge	1272	display_number_force:
1276	Lrz	1273	push eax
		1274	and eax,0x3fffffff
		1275	cmp eax,0xffff ; length > 0 ?
		1276	pop eax
		1277	jge cont_displ
		1278	ret
1	ha	1279	cont_displ:
652	mario79	1280	push eax
655	mario79	1281	and eax,0x3fffffff
1055	Galkov	1282	cmp eax,61*0x10000 ; length <= 60 ?
655	mario79	1283	pop eax
75	diamond	1284	jb cont_displ2
1	ha	1285	ret
		1286	cont_displ2:
		1287
		1288	pushad
		1289
1055	Galkov	1290	cmp al,1 ; ecx is a pointer ?
1	ha	1291	jne displnl1
655	mario79	1292	mov ebp,ebx
		1293	add ebp,4
		1294	mov ebp,[ebp+std_application_base_address]
139	diamond	1295	mov ebx,[ebx+std_application_base_address]
1276	Lrz	1296	displnl1:
1	ha	1297	sub esp,64
		1298
1276	Lrz	1299	test ah,ah ; DECIMAL
		1300	jnz no_display_desnum
		1301	shr eax,16
		1302	and eax,0xC03f
652	mario79	1303	; and eax,0x3f
1276	Lrz	1304	push eax
		1305	and eax,0x3f
		1306	mov edi,esp
		1307	add edi,4+64-1
		1308	mov ecx,eax
		1309	mov eax,ebx
		1310	mov ebx,10
		1311	d_desnum:
1	ha	1312	xor edx,edx
655	mario79	1313	call division_64_bits
1	ha	1314	div ebx
		1315	add dl,48
		1316	mov [edi],dl
		1317	dec edi
		1318	loop d_desnum
		1319	pop eax
652	mario79	1320	call normalize_number
1	ha	1321	call draw_num_text
		1322	add esp,64
		1323	popad
		1324	ret
		1325	no_display_desnum:
		1326
1055	Galkov	1327	cmp ah,0x01 ; HEXADECIMAL
1	ha	1328	jne no_display_hexnum
		1329	shr eax,16
655	mario79	1330	and eax,0xC03f
652	mario79	1331	; and eax,0x3f
		1332	push eax
75	diamond	1333	and eax,0x3f
1	ha	1334	mov edi,esp
194	diamond	1335	add edi,4+64-1
1	ha	1336	mov ecx,eax
		1337	mov eax,ebx
		1338	mov ebx,16
		1339	d_hexnum:
		1340	xor edx,edx
655	mario79	1341	call division_64_bits
1	ha	1342	div ebx
1056	Galkov	1343	hexletters = __fdo_hexdigits
1	ha	1344	add edx,hexletters
		1345	mov dl,[edx]
		1346	mov [edi],dl
		1347	dec edi
		1348	loop d_hexnum
		1349	pop eax
652	mario79	1350	call normalize_number
1	ha	1351	call draw_num_text
		1352	add esp,64
		1353	popad
		1354	ret
		1355	no_display_hexnum:
		1356
1055	Galkov	1357	cmp ah,0x02 ; BINARY
1	ha	1358	jne no_display_binnum
		1359	shr eax,16
655	mario79	1360	and eax,0xC03f
652	mario79	1361	; and eax,0x3f
		1362	push eax
75	diamond	1363	and eax,0x3f
1	ha	1364	mov edi,esp
194	diamond	1365	add edi,4+64-1
1	ha	1366	mov ecx,eax
		1367	mov eax,ebx
		1368	mov ebx,2
		1369	d_binnum:
		1370	xor edx,edx
655	mario79	1371	call division_64_bits
1	ha	1372	div ebx
		1373	add dl,48
		1374	mov [edi],dl
		1375	dec edi
		1376	loop d_binnum
		1377	pop eax
652	mario79	1378	call normalize_number
1	ha	1379	call draw_num_text
		1380	add esp,64
		1381	popad
		1382	ret
		1383	no_display_binnum:
		1384
		1385	add esp,64
		1386	popad
		1387	ret
		1388
652	mario79	1389	normalize_number:
		1390	test ah,0x80
		1391	jz .continue
		1392	mov ecx,48
		1393	and eax,0x3f
		1394	@@:
		1395	inc edi
		1396	cmp [edi],cl
		1397	jne .continue
		1398	dec eax
		1399	cmp eax,1
665	diamond	1400	ja @r
		1401	mov al,1
652	mario79	1402	.continue:
		1403	and eax,0x3f
		1404	ret
1	ha	1405
655	mario79	1406	division_64_bits:
		1407	test [esp+1+4],byte 0x40
		1408	jz .continue
		1409	push eax
		1410	mov eax,ebp
		1411	div ebx
		1412	mov ebp,eax
		1413	pop eax
		1414	.continue:
		1415	ret
652	mario79	1416
1	ha	1417	draw_num_text:
684	diamond	1418	mov esi,eax
		1419	mov edx,64+4
		1420	sub edx,eax
		1421	add edx,esp
		1422	mov ebx,[esp+64+32-8+4]
		1423	; add window start x & y
		1424	mov ecx,[TASK_BASE]
465	serge	1425
		1426	mov edi,[CURRENT_TASK]
		1427	shl edi,8
		1428
684	diamond	1429	mov eax,[ecx-twdw+WDATA.box.left]
		1430	add eax,[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1431	shl eax,16
		1432	add eax,[ecx-twdw+WDATA.box.top]
		1433	add eax,[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1434	add ebx,eax
		1435	mov ecx,[esp+64+32-12+4]
1055	Galkov	1436	and ecx, not 0x80000000 ; force counted string
		1437	mov eax, [esp+64+8] ; background color (if given)
		1438	mov edi, [esp+64+4]
139	diamond	1439	jmp dtext
1	ha	1440
		1441	align 4
		1442
		1443	sys_setup:
		1444
		1445	; 1=roland mpu midi base , base io address
		1446	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1447	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1448	; 5=system language, 1eng 2fi 3ger 4rus
		1449	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1450	; 8=fat32 partition in hd
		1451	; 9
		1452	; 10 = sound dma channel
		1453	; 11 = enable lba read
		1454	; 12 = enable pci access
		1455
		1456
1276	Lrz	1457	and [esp+32],dword 0
		1458	dec ebx ; MIDI
		1459	jnz nsyse1
		1460	cmp ecx,0x100
1	ha	1461
1276	Lrz	1462	jb nsyse1
		1463	mov esi,65535
		1464	cmp esi,ecx
		1465
		1466	jb nsyse1
		1467	mov [midi_base],cx ;bx
		1468	mov word [mididp],cx ;bx
		1469	inc cx ;bx
		1470	mov word [midisp],cx ;bx
		1471	ret
		1472
283	diamond	1473	iglobal
1	ha	1474	midi_base dw 0
283	diamond	1475	endg
1	ha	1476
		1477	nsyse1:
1276	Lrz	1478	dec ebx ; KEYBOARD
		1479	jnz nsyse2
		1480	mov edi,[TASK_BASE]
1278	Lrz	1481	mov eax,[edi+TASKDATA.mem_start]
		1482	add eax,edx
1	ha	1483
1276	Lrz	1484	dec ecx
		1485	jnz kbnobase
		1486	mov ebx,keymap
		1487	mov ecx,128
		1488	call memmove
		1489	ret
1	ha	1490	kbnobase:
1276	Lrz	1491	dec ecx
		1492	jnz kbnoshift
		1493
		1494	mov ebx,keymap_shift
		1495	mov ecx,128
		1496	call memmove
		1497	ret
1	ha	1498	kbnoshift:
1276	Lrz	1499	dec ecx
		1500	jnz kbnoalt
		1501	mov ebx,keymap_alt
		1502	mov ecx,128
		1503	call memmove
		1504	ret
1	ha	1505	kbnoalt:
1276	Lrz	1506	sub ecx,6
		1507	jnz kbnocountry
		1508	mov word [keyboard],dx
		1509	ret
1	ha	1510	kbnocountry:
1276	Lrz	1511	mov [esp+32],dword 1
		1512	ret
1	ha	1513	nsyse2:
1276	Lrz	1514	dec ebx ; CD
		1515	jnz nsyse4
		1516
		1517	test ecx,ecx
		1518	jz nosesl
		1519
		1520	cmp ecx, 4
		1521	ja nosesl
		1522	mov [cd_base],cl
		1523
		1524	dec ecx
		1525	jnz noprma
		1526	mov [cdbase],0x1f0
		1527	mov [cdid],0xa0
1	ha	1528	noprma:
1276	Lrz	1529
		1530	dec ecx
		1531	jnz noprsl
		1532	mov [cdbase],0x1f0
		1533	mov [cdid],0xb0
1	ha	1534	noprsl:
1276	Lrz	1535	dec ecx
		1536	jnz nosema
		1537	mov [cdbase],0x170
		1538	mov [cdid],0xa0
1	ha	1539	nosema:
1276	Lrz	1540	dec ecx
		1541	jnz nosesl
		1542	mov [cdbase],0x170
		1543	mov [cdid],0xb0
1	ha	1544	nosesl:
1276	Lrz	1545	ret
1	ha	1546
1276	Lrz	1547	iglobal
1	ha	1548	cd_base db 0
		1549
1276	Lrz	1550	endg
1	ha	1551	nsyse4:
1276	Lrz	1552
		1553	sub ebx,2 ; SYSTEM LANGUAGE
		1554	jnz nsyse5
		1555	mov [syslang],ecx
		1556	ret
1	ha	1557	nsyse5:
1276	Lrz	1558
		1559	sub ebx,2 ; HD BASE
		1560	jnz nsyse7
1	ha	1561
1276	Lrz	1562	test ecx,ecx
		1563	jz nosethd
		1564
		1565	cmp ecx,4
		1566	ja nosethd
		1567	mov [hd_base],cl
		1568
		1569	cmp ecx,1
		1570	jnz noprmahd
		1571	mov [hdbase],0x1f0
		1572	and dword [hdid],0x0
		1573	mov dword [hdpos],ecx
1	ha	1574	; call set_FAT32_variables
		1575	noprmahd:
1276	Lrz	1576
		1577	cmp ecx,2
		1578	jnz noprslhd
		1579	mov [hdbase],0x1f0
		1580	mov [hdid],0x10
		1581	mov dword [hdpos],ecx
1	ha	1582	; call set_FAT32_variables
		1583	noprslhd:
1276	Lrz	1584
		1585	cmp ecx,3
		1586	jnz nosemahd
		1587	mov [hdbase],0x170
		1588	and dword [hdid],0x0
		1589	mov dword [hdpos],ecx
1	ha	1590	; call set_FAT32_variables
		1591	nosemahd:
1276	Lrz	1592
		1593	cmp ecx,4
		1594	jnz noseslhd
		1595	mov [hdbase],0x170
		1596	mov [hdid],0x10
		1597	mov dword [hdpos],ecx
1	ha	1598	; call set_FAT32_variables
		1599	noseslhd:
1276	Lrz	1600	call reserve_hd1
		1601	call reserve_hd_channel
		1602	call free_hd_channel
		1603	and dword [hd1_status],0 ; free
75	diamond	1604	nosethd:
1276	Lrz	1605	ret
1	ha	1606
283	diamond	1607	iglobal
1	ha	1608	hd_base db 0
283	diamond	1609	endg
1	ha	1610
802	serge	1611	nsyse7:
1	ha	1612
1260	Lrz	1613	; cmp eax,8 ; HD PARTITION
1276	Lrz	1614	dec ebx
		1615	jnz nsyse8
		1616	mov [fat32part],ecx
1	ha	1617	; call set_FAT32_variables
1276	Lrz	1618	call reserve_hd1
		1619	call reserve_hd_channel
		1620	call free_hd_channel
		1621	; pusha
		1622	call choice_necessity_partition_1
		1623	; popa
		1624	and dword [hd1_status],0 ; free
		1625	ret
1	ha	1626
802	serge	1627	nsyse8:
1260	Lrz	1628	; cmp eax,11 ; ENABLE LBA READ
1276	Lrz	1629	and ecx,1
		1630	sub ebx,3
		1631	jnz no_set_lba_read
		1632	mov [lba_read_enabled],ecx
		1633	ret
1	ha	1634
802	serge	1635	no_set_lba_read:
1260	Lrz	1636	; cmp eax,12 ; ENABLE PCI ACCESS
1276	Lrz	1637	dec ebx
		1638	jnz no_set_pci_access
		1639	mov [pci_access_enabled],ecx
		1640	ret
		1641	no_set_pci_access:
1	ha	1642
		1643	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1644	include 'vmodeint.inc'
		1645	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1646
75	diamond	1647	sys_setup_err:
1276	Lrz	1648	or [esp+32],dword -1
		1649	ret
1	ha	1650
		1651	align 4
		1652
		1653	sys_getsetup:
		1654
		1655	; 1=roland mpu midi base , base io address
		1656	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1657	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1658	; 5=system language, 1eng 2fi 3ger 4rus
		1659	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1660	; 8=fat32 partition in hd
		1661	; 9=get hs timer tic
		1662
1276	Lrz	1663	; cmp eax,1
		1664	dec ebx
		1665	jnz ngsyse1
		1666	movzx eax,[midi_base]
		1667	mov [esp+32],eax
		1668	ret
802	serge	1669	ngsyse1:
1276	Lrz	1670	; cmp eax,2
		1671	dec ebx
		1672	jnz ngsyse2
1	ha	1673
1276	Lrz	1674	mov edi,[TASK_BASE]
1278	Lrz	1675	mov ebx,[edi+TASKDATA.mem_start]
		1676	add ebx,edx
1276	Lrz	1677
		1678	; cmp ebx,1
		1679	dec ecx
		1680	jnz kbnobaseret
		1681	mov eax,keymap
		1682	mov ecx,128
		1683	call memmove
		1684	ret
802	serge	1685	kbnobaseret:
1276	Lrz	1686	; cmp ebx,2
		1687	dec ecx
		1688	jnz kbnoshiftret
		1689
		1690	mov eax,keymap_shift
		1691	mov ecx,128
		1692	call memmove
		1693	ret
802	serge	1694	kbnoshiftret:
1276	Lrz	1695	; cmp ebx,3
		1696	dec ecx
		1697	jne kbnoaltret
		1698
		1699	mov eax,keymap_alt
		1700	mov ecx,128
		1701	call memmove
		1702	ret
802	serge	1703	kbnoaltret:
1276	Lrz	1704	; cmp ebx,9
		1705	sub ecx,6
		1706	jnz ngsyse2
		1707	movzx eax,word [keyboard]
		1708	mov [esp+32],eax
		1709	ret
		1710
		1711
802	serge	1712	ngsyse2:
1276	Lrz	1713	; cmp eax,3
		1714	dec ebx
		1715	jnz ngsyse3
		1716	movzx eax,[cd_base]
		1717	mov [esp+32],eax
		1718	ret
802	serge	1719	ngsyse3:
1276	Lrz	1720	; cmp eax,5
		1721	sub ebx,2
		1722	jnz ngsyse5
		1723	mov eax,[syslang]
		1724	mov [esp+32],eax
		1725	ret
802	serge	1726	ngsyse5:
1276	Lrz	1727	; cmp eax,7
		1728	sub ebx,2
		1729	jnz ngsyse7
		1730	movzx eax,[hd_base]
		1731	mov [esp+32],eax
		1732	ret
802	serge	1733	ngsyse7:
1276	Lrz	1734	; cmp eax,8
		1735	dec ebx
		1736	jnz ngsyse8
		1737	mov eax,[fat32part]
		1738	mov [esp+32],eax
		1739	ret
802	serge	1740	ngsyse8:
1276	Lrz	1741	; cmp eax,9
		1742	dec ebx
		1743	jnz ngsyse9
		1744	mov eax,[timer_ticks] ;[0xfdf0]
		1745	mov [esp+32],eax
		1746	ret
802	serge	1747	ngsyse9:
1276	Lrz	1748	; cmp eax,11
		1749	sub ebx,2
		1750	jnz ngsyse11
		1751	mov eax,[lba_read_enabled]
		1752	mov [esp+32],eax
		1753	ret
802	serge	1754	ngsyse11:
1276	Lrz	1755	; cmp eax,12
		1756	dec ebx
		1757	jnz ngsyse12
		1758	mov eax,[pci_access_enabled]
		1759	mov [esp+32],eax
		1760	ret
802	serge	1761	ngsyse12:
1276	Lrz	1762	mov [esp+32],dword 1
		1763	ret
1	ha	1764
1276	Lrz	1765
479	kastigar	1766	get_timer_ticks:
1276	Lrz	1767	mov eax,[timer_ticks]
		1768	ret
479	kastigar	1769
283	diamond	1770	iglobal
1	ha	1771	align 4
221	serge	1772	mousefn dd msscreen, mswin, msbutton, msset
1055	Galkov	1773	dd app_load_cursor
		1774	dd app_set_cursor
		1775	dd app_delete_cursor
		1776	dd msz
283	diamond	1777	endg
1	ha	1778
		1779	readmousepos:
		1780
		1781	; eax=0 screen relative
		1782	; eax=1 window relative
		1783	; eax=2 buttons pressed
221	serge	1784	; eax=3 set mouse pos ; reserved
		1785	; eax=4 load cursor
		1786	; eax=5 set cursor
		1787	; eax=6 delete cursor ; reserved
479	kastigar	1788	; eax=7 get mouse_z
1	ha	1789
1290	Lrz	1790	cmp ebx, 7
1055	Galkov	1791	ja msset
1290	Lrz	1792	jmp [mousefn+ebx*4]
221	serge	1793	msscreen:
1055	Galkov	1794	mov eax,[MOUSE_X]
		1795	shl eax,16
		1796	mov ax,[MOUSE_Y]
1290	Lrz	1797	mov [esp+36-4],eax
1055	Galkov	1798	ret
221	serge	1799	mswin:
1055	Galkov	1800	mov eax,[MOUSE_X]
		1801	shl eax,16
		1802	mov ax,[MOUSE_Y]
		1803	mov esi,[TASK_BASE]
		1804	mov bx, word [esi-twdw+WDATA.box.left]
		1805	shl ebx,16
		1806	mov bx, word [esi-twdw+WDATA.box.top]
		1807	sub eax,ebx
1	ha	1808
1055	Galkov	1809	mov edi,[CURRENT_TASK]
		1810	shl edi,8
		1811	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		1812	rol eax,16
		1813	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		1814	rol eax,16
1290	Lrz	1815	mov [esp+36-4],eax
1055	Galkov	1816	ret
221	serge	1817	msbutton:
1055	Galkov	1818	movzx eax,byte [BTN_DOWN]
1290	Lrz	1819	mov [esp+36-4],eax
1055	Galkov	1820	ret
479	kastigar	1821	msz:
1055	Galkov	1822	mov edi, [TASK_COUNT]
		1823	movzx edi, word [WIN_POS + edi*2]
		1824	cmp edi, [CURRENT_TASK]
		1825	jne @f
		1826	mov ax,[MOUSE_SCROLL_H]
		1827	shl eax,16
		1828	mov ax,[MOUSE_SCROLL_V]
1290	Lrz	1829	mov [esp+36-4],eax
1276	Lrz	1830	and [MOUSE_SCROLL_H],word 0
		1831	and [MOUSE_SCROLL_V],word 0
1055	Galkov	1832	ret
479	kastigar	1833	@@:
1290	Lrz	1834	and [esp+36-4],dword 0
1276	Lrz	1835	; ret
221	serge	1836	msset:
1055	Galkov	1837	ret
164	serge	1838
221	serge	1839	app_load_cursor:
1290	Lrz	1840	cmp ecx, OS_BASE
1055	Galkov	1841	jae msset
1290	Lrz	1842	stdcall load_cursor, ecx, edx
		1843	mov [esp+36-4], eax
1055	Galkov	1844	ret
164	serge	1845
221	serge	1846	app_set_cursor:
1290	Lrz	1847	stdcall set_cursor, ecx
		1848	mov [esp+36-4], eax
1055	Galkov	1849	ret
1	ha	1850
233	serge	1851	app_delete_cursor:
1290	Lrz	1852	stdcall delete_cursor, ecx
		1853	mov [esp+36-4], eax
1055	Galkov	1854	ret
1	ha	1855
		1856	is_input:
		1857
		1858	push edx
1055	Galkov	1859	mov dx,word [midisp]
		1860	in al,dx
		1861	and al,0x80
		1862	pop edx
1	ha	1863	ret
		1864
		1865	is_output:
		1866
		1867	push edx
1055	Galkov	1868	mov dx,word [midisp]
		1869	in al,dx
		1870	and al,0x40
		1871	pop edx
1	ha	1872	ret
		1873
		1874
		1875	get_mpu_in:
		1876
		1877	push edx
1055	Galkov	1878	mov dx,word [mididp]
		1879	in al,dx
		1880	pop edx
1	ha	1881	ret
		1882
		1883
		1884	put_mpu_out:
		1885
		1886	push edx
1055	Galkov	1887	mov dx,word [mididp]
		1888	out dx,al
		1889	pop edx
1	ha	1890	ret
		1891
		1892
		1893
		1894	align 4
		1895
		1896	sys_midi:
1276	Lrz	1897	cmp [mididp],0
		1898	jnz sm0
		1899	mov [esp+36],dword 1
		1900	ret
		1901	sm0:
		1902	and [esp+36],dword 0
		1903	dec ebx
		1904	jnz smn1
		1905	; call setuart
		1906	su1:
		1907	call is_output
		1908	test al,al
		1909	jnz su1
		1910	mov dx,word [midisp]
		1911	mov al,0xff
		1912	out dx,al
		1913	su2:
		1914	mov dx,word [midisp]
		1915	mov al,0xff
		1916	out dx,al
		1917	call is_input
		1918	test al,al
		1919	jnz su2
		1920	call get_mpu_in
		1921	cmp al,0xfe
		1922	jnz su2
		1923	su3:
		1924	call is_output
		1925	test al,al
		1926	jnz su3
		1927	mov dx,word [midisp]
		1928	mov al,0x3f
		1929	out dx,al
		1930	ret
		1931	smn1:
		1932	dec ebx
		1933	jnz smn2
		1934	sm10:
		1935	call get_mpu_in
		1936	call is_output
		1937	test al,al
		1938	jnz sm10
		1939	mov al,bl
		1940	call put_mpu_out
		1941	smn2:
		1942	ret
1	ha	1943
		1944	detect_devices:
		1945	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
769	Rus	1946	;include 'detect/commouse.inc'
479	kastigar	1947	;include 'detect/ps2mouse.inc'
1	ha	1948	;include 'detect/dev_fd.inc'
		1949	;include 'detect/dev_hdcd.inc'
		1950	;include 'detect/sear_par.inc'
		1951	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1952	ret
		1953
		1954	sys_end:
		1955
1220	serge	1956	mov ecx, [current_slot]
		1957	mov eax, [ecx+APPDATA.tls_base]
		1958	test eax, eax
		1959	jz @F
		1960
		1961	stdcall user_free, eax
		1962	@@:
		1963
379	serge	1964	mov eax,[TASK_BASE]
115	poddubny	1965	mov [eax+TASKDATA.state], 3 ; terminate this program
41	mikedld	1966
1055	Galkov	1967	waitterm: ; wait here for termination
684	diamond	1968	mov ebx,100
1	ha	1969	call delay_hs
		1970	jmp waitterm
		1971
75	diamond	1972	iglobal
170	serge	1973	align 4
75	diamond	1974	sys_system_table:
1055	Galkov	1975	dd exit_for_anyone ; 1 = obsolete
		1976	dd sysfn_terminate ; 2 = terminate thread
		1977	dd sysfn_activate ; 3 = activate window
		1978	dd sysfn_getidletime ; 4 = get idle time
		1979	dd sysfn_getcpuclock ; 5 = get cpu clock
		1980	dd sysfn_saveramdisk ; 6 = save ramdisk
		1981	dd sysfn_getactive ; 7 = get active window
		1982	dd sysfn_sound_flag ; 8 = get/set sound_flag
		1983	dd sysfn_shutdown ; 9 = shutdown with parameter
		1984	dd sysfn_minimize ; 10 = minimize window
		1985	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		1986	dd sysfn_lastkey ; 12 = get last pressed key
		1987	dd sysfn_getversion ; 13 = get kernel version
		1988	dd sysfn_waitretrace ; 14 = wait retrace
		1989	dd sysfn_centermouse ; 15 = center mouse cursor
		1990	dd sysfn_getfreemem ; 16 = get free memory size
		1991	dd sysfn_getallmem ; 17 = get total memory size
		1992	dd sysfn_terminate2 ; 18 = terminate thread using PID
		1993	; instead of slot
		1994	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
		1995	dd sysfn_meminfo ; 20 = get extended memory info
		1996	dd sysfn_pid_to_slot ; 21 = get slot number for pid
		1997	dd sysfn_min_rest_window ; 22 = minimize and restore any window
75	diamond	1998	sysfn_num = ($ - sys_system_table)/4
		1999	endg
		2000
1	ha	2001	sys_system:
1055	Galkov	2002	dec ebx
		2003	cmp ebx, sysfn_num
		2004	jae @f
		2005	jmp dword [sys_system_table + ebx*4]
75	diamond	2006	@@:
1055	Galkov	2007	ret
1	ha	2008
214	serge	2009
1055	Galkov	2010	sysfn_shutdown: ; 18.9 = system shutdown
748	heavyiron	2011	cmp ecx,1
		2012	jl exit_for_anyone
		2013	cmp ecx,4
		2014	jg exit_for_anyone
		2015	mov [BOOT_VAR+0x9030],cl
		2016
379	serge	2017	mov eax,[TASK_COUNT]
709	diamond	2018	mov [SYS_SHUTDOWN],al
1	ha	2019	mov [shutdown_processes],eax
684	diamond	2020	and dword [esp+32], 0
748	heavyiron	2021	exit_for_anyone:
1	ha	2022	ret
		2023	uglobal
		2024	shutdown_processes: dd 0x0
		2025	endg
		2026
1055	Galkov	2027	sysfn_terminate: ; 18.2 = TERMINATE
684	diamond	2028	cmp ecx,2
1	ha	2029	jb noprocessterminate
379	serge	2030	mov edx,[TASK_COUNT]
684	diamond	2031	cmp ecx,edx
75	diamond	2032	ja noprocessterminate
379	serge	2033	mov eax,[TASK_COUNT]
684	diamond	2034	shl ecx,5
		2035	mov edx,[ecx+CURRENT_TASK+TASKDATA.pid]
		2036	add ecx,CURRENT_TASK+TASKDATA.state
		2037	cmp byte [ecx], 9
75	diamond	2038	jz noprocessterminate
41	mikedld	2039
1	ha	2040	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
1055	Galkov	2041	mov [ecx],byte 3 ; clear possible i40's
1	ha	2042	;call MEM_Heap_UnLock
		2043
		2044	cmp edx,[application_table_status] ; clear app table stat
		2045	jne noatsc
1329	Lrz	2046	and [application_table_status],0
1	ha	2047	noatsc:
75	diamond	2048	noprocessterminate:
1	ha	2049	ret
		2050
85	halyavin	2051	sysfn_terminate2:
		2052	;lock application_table_status mutex
164	serge	2053	.table_status:
85	halyavin	2054	cli
		2055	cmp [application_table_status],0
1055	Galkov	2056	je .stf
85	halyavin	2057	sti
		2058	call change_task
		2059	jmp .table_status
		2060	.stf:
		2061	call set_application_table_status
684	diamond	2062	mov eax,ecx
85	halyavin	2063	call pid_to_slot
		2064	test eax,eax
1055	Galkov	2065	jz .not_found
684	diamond	2066	mov ecx,eax
85	halyavin	2067	cli
		2068	call sysfn_terminate
1329	Lrz	2069	and [application_table_status],0
85	halyavin	2070	sti
684	diamond	2071	and dword [esp+32],0
85	halyavin	2072	ret
		2073	.not_found:
		2074	mov [application_table_status],0
1055	Galkov	2075	or dword [esp+32],-1
85	halyavin	2076	ret
		2077
1055	Galkov	2078	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
684	diamond	2079	cmp ecx,2
105	poddubny	2080	jb .nowindowactivate
684	diamond	2081	cmp ecx,[TASK_COUNT]
105	poddubny	2082	ja .nowindowactivate
		2083
		2084	mov [window_minimize], 2 ; restore window if minimized
		2085
684	diamond	2086	movzx esi, word [WIN_STACK + ecx*2]
379	serge	2087	cmp esi, [TASK_COUNT]
105	poddubny	2088	je .nowindowactivate ; already active
		2089
684	diamond	2090	mov edi, ecx
105	poddubny	2091	shl edi, 5
		2092	add edi, window_data
684	diamond	2093	movzx esi, word [WIN_STACK + ecx * 2]
380	serge	2094	lea esi, [WIN_POS + esi * 2]
105	poddubny	2095	call waredraw
		2096	.nowindowactivate:
1	ha	2097	ret
41	mikedld	2098
1055	Galkov	2099	sysfn_getidletime: ; 18.4 = GET IDLETIME
1	ha	2100	mov eax,[idleusesec]
684	diamond	2101	mov [esp+32], eax
1	ha	2102	ret
		2103
1055	Galkov	2104	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
381	serge	2105	mov eax,[CPU_FREQ]
684	diamond	2106	mov [esp+32], eax
1	ha	2107	ret
		2108
		2109	; SAVE ramdisk to /hd/1/menuet.img
		2110	;!!!!!!!!!!!!!!!!!!!!!!!!
		2111	include 'blkdev/rdsave.inc'
		2112	;!!!!!!!!!!!!!!!!!!!!!!!!
1232	Lrz	2113	align 4
1055	Galkov	2114	sysfn_getactive: ; 18.7 = get active window
379	serge	2115	mov eax, [TASK_COUNT]
380	serge	2116	movzx eax, word [WIN_POS + eax*2]
684	diamond	2117	mov [esp+32],eax
1	ha	2118	ret
75	diamond	2119
1055	Galkov	2120	sysfn_sound_flag: ; 18.8 = get/set sound_flag
1232	Lrz	2121	; cmp ecx,1
		2122	dec ecx
		2123	jnz nogetsoundflag
1	ha	2124	movzx eax,byte [sound_flag] ; get sound_flag
684	diamond	2125	mov [esp+32],eax
1	ha	2126	ret
		2127	nogetsoundflag:
1232	Lrz	2128	; cmp ecx,2
		2129	dec ecx
1	ha	2130	jnz nosoundflag
75	diamond	2131	xor byte [sound_flag], 1
		2132	nosoundflag:
41	mikedld	2133	ret
75	diamond	2134
1055	Galkov	2135	sysfn_minimize: ; 18.10 = minimize window
1	ha	2136	mov [window_minimize],1
		2137	ret
1232	Lrz	2138	align 4
1055	Galkov	2139	sysfn_getdiskinfo: ; 18.11 = get disk info table
1232	Lrz	2140	; cmp ecx,1
		2141	dec ecx
1	ha	2142	jnz full_table
		2143	small_table:
		2144	call for_all_tables
75	diamond	2145	mov ecx,10
1	ha	2146	cld
		2147	rep movsb
		2148	ret
		2149	for_all_tables:
684	diamond	2150	mov edi,edx
381	serge	2151	mov esi,DRIVE_DATA
1	ha	2152	ret
		2153	full_table:
1232	Lrz	2154	; cmp ecx,2
		2155	dec ecx
1	ha	2156	jnz exit_for_anyone
		2157	call for_all_tables
75	diamond	2158	mov ecx,16384
1	ha	2159	cld
		2160	rep movsd
		2161	ret
75	diamond	2162
1055	Galkov	2163	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2164	and dword [esp+32], 0
		2165	ret
75	diamond	2166
1055	Galkov	2167	sysfn_getversion: ; 18.13 = get kernel ID and version
1447	diamond	2168	mov edi,ecx
1	ha	2169	mov esi,version_inf
		2170	mov ecx,version_end-version_inf
		2171	rep movsb
		2172	ret
75	diamond	2173
		2174	sysfn_waitretrace: ; 18.14 = sys wait retrace
41	mikedld	2175	;wait retrace functions
		2176	sys_wait_retrace:
		2177	mov edx,0x3da
		2178	WaitRetrace_loop:
		2179	in al,dx
		2180	test al,1000b
		2181	jz WaitRetrace_loop
684	diamond	2182	and [esp+32],dword 0
1	ha	2183	ret
75	diamond	2184
1232	Lrz	2185	align 4
1055	Galkov	2186	sysfn_centermouse: ; 18.15 = mouse centered
1232	Lrz	2187	; removed here by
		2188	; call mouse_centered
		2189	;* mouse centered - start code- Mario79
		2190	;mouse_centered:
		2191	; push eax
		2192	mov eax,[Screen_Max_X]
		2193	shr eax,1
		2194	mov [MOUSE_X],ax
		2195	mov eax,[Screen_Max_Y]
		2196	shr eax,1
		2197	mov [MOUSE_Y],ax
		2198	; ret
		2199	;* mouse centered - end code- Mario79
		2200	xor eax,eax
		2201	and [esp+32],eax
		2202	; pop eax
		2203
1	ha	2204	ret
1232	Lrz	2205	align 4
120	mario79	2206	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
1232	Lrz	2207	test ecx,ecx ; get mouse speed factor
120	mario79	2208	jnz .set_mouse_acceleration
164	serge	2209	xor eax,eax
120	mario79	2210	mov ax,[mouse_speed_factor]
684	diamond	2211	mov [esp+32],eax
120	mario79	2212	ret
		2213	.set_mouse_acceleration:
1232	Lrz	2214	; cmp ecx,1 ; set mouse speed factor
		2215	dec ecx
120	mario79	2216	jnz .get_mouse_delay
684	diamond	2217	mov [mouse_speed_factor],dx
120	mario79	2218	ret
		2219	.get_mouse_delay:
1232	Lrz	2220	; cmp ecx,2 ; get mouse delay
		2221	dec ecx
120	mario79	2222	jnz .set_mouse_delay
		2223	mov eax,[mouse_delay]
684	diamond	2224	mov [esp+32],eax
120	mario79	2225	ret
		2226	.set_mouse_delay:
1232	Lrz	2227	; cmp ecx,3 ; set mouse delay
		2228	dec ecx
120	mario79	2229	jnz .set_pointer_position
684	diamond	2230	mov [mouse_delay],edx
120	mario79	2231	ret
		2232	.set_pointer_position:
1232	Lrz	2233	; cmp ecx,4 ; set mouse pointer position
		2234	dec ecx
621	mario79	2235	jnz .set_mouse_button
1549	diamond	2236	cmp dx, word[Screen_Max_Y]
		2237	ja .end
684	diamond	2238	rol edx,16
1549	diamond	2239	cmp dx, word[Screen_Max_X]
		2240	ja .end
		2241	mov [MOUSE_X], edx
621	mario79	2242	ret
		2243	.set_mouse_button:
1232	Lrz	2244	; cmp ecx,5 ; set mouse button features
		2245	dec ecx
621	mario79	2246	jnz .end
684	diamond	2247	mov [BTN_DOWN],dl
621	mario79	2248	mov [mouse_active],1
120	mario79	2249	.end:
		2250	ret
		2251
75	diamond	2252	sysfn_getfreemem:
170	serge	2253	mov eax, [pg_data.pages_free]
		2254	shl eax, 2
684	diamond	2255	mov [esp+32],eax
1	ha	2256	ret
75	diamond	2257
		2258	sysfn_getallmem:
170	serge	2259	mov eax,[MEM_AMOUNT]
		2260	shr eax, 10
684	diamond	2261	mov [esp+32],eax
32	halyavin	2262	ret
		2263
608	alver	2264	; // Alver, 2007-22-08 // {
		2265	sysfn_pid_to_slot:
684	diamond	2266	mov eax, ecx
608	alver	2267	call pid_to_slot
684	diamond	2268	mov [esp+32], eax
608	alver	2269	ret
		2270
		2271	sysfn_min_rest_window:
		2272	pushad
1055	Galkov	2273	mov eax, edx ; ebx - operating
684	diamond	2274	shr ecx, 1
608	alver	2275	jnc @f
		2276	call pid_to_slot
		2277	@@:
1055	Galkov	2278	or eax, eax ; eax - number of slot
608	alver	2279	jz .error
1055	Galkov	2280	cmp eax, 255 ; varify maximal slot number
608	alver	2281	ja .error
684	diamond	2282	movzx eax, word [WIN_STACK + eax*2]
		2283	shr ecx, 1
608	alver	2284	jc .restore
		2285	; .minimize:
		2286	call minimize_window
		2287	jmp .exit
		2288	.restore:
		2289	call restore_minimized_window
		2290	.exit:
		2291	popad
		2292	xor eax, eax
684	diamond	2293	mov [esp+32], eax
608	alver	2294	ret
		2295	.error:
		2296	popad
		2297	xor eax, eax
		2298	dec eax
684	diamond	2299	mov [esp+32], eax
608	alver	2300	ret
		2301	; } \\ Alver, 2007-22-08 \\
		2302
41	mikedld	2303	uglobal
		2304	;// mike.dld, 2006-29-01 [
		2305	screen_workarea RECT
		2306	;// mike.dld, 2006-29-01 ]
1	ha	2307	window_minimize db 0
1055	Galkov	2308	sound_flag db 0
41	mikedld	2309	endg
1	ha	2310
41	mikedld	2311	iglobal
		2312	version_inf:
1319	diamond	2313	db 0,7,7,0 ; version 0.7.7.0
41	mikedld	2314	db UID_KOLIBRI
540	victor	2315	dd __REV__
41	mikedld	2316	version_end:
		2317	endg
1	ha	2318
41	mikedld	2319	UID_NONE=0
1055	Galkov	2320	UID_MENUETOS=1 ;official
		2321	UID_KOLIBRI=2 ;russian
1	ha	2322
		2323	sys_cachetodiskette:
1055	Galkov	2324	cmp ebx, 1
		2325	jne .no_floppy_a_save
		2326	mov [flp_number], 1
		2327	jmp .save_image_on_floppy
671	Ghost	2328	.no_floppy_a_save:
1055	Galkov	2329	cmp ebx, 2
		2330	jne .no_floppy_b_save
		2331	mov [flp_number], 2
671	Ghost	2332	.save_image_on_floppy:
1055	Galkov	2333	call save_image
		2334	mov [esp + 32], dword 0
		2335	cmp [FDC_Status], 0
		2336	je .yes_floppy_save
671	Ghost	2337	.no_floppy_b_save:
1055	Galkov	2338	mov [esp + 32], dword 1
671	Ghost	2339	.yes_floppy_save:
1055	Galkov	2340	ret
1	ha	2341
		2342	uglobal
		2343	; bgrchanged dd 0x0
1071	diamond	2344	align 4
		2345	bgrlockpid dd 0
546	diamond	2346	bgrlock db 0
1	ha	2347	endg
		2348
		2349	sys_background:
		2350
1055	Galkov	2351	cmp ebx,1 ; BACKGROUND SIZE
1	ha	2352	jnz nosb1
1232	Lrz	2353	test ecx,ecx
		2354	; cmp ecx,0
		2355	jz sbgrr
		2356	test edx,edx
		2357	; cmp edx,0
		2358	jz sbgrr
546	diamond	2359	@@:
1071	diamond	2360	;;Maxis use atomic bts for mutexes 4.4.2009
		2361	bts dword [bgrlock], 0
		2362	jnc @f
1055	Galkov	2363	call change_task
		2364	jmp @b
546	diamond	2365	@@:
684	diamond	2366	mov [BgrDataWidth],ecx
		2367	mov [BgrDataHeight],edx
1	ha	2368	; mov [bgrchanged],1
469	serge	2369
		2370	pushad
		2371	; return memory for old background
1107	diamond	2372	mov eax, [img_background]
		2373	cmp eax, static_background_data
		2374	jz @f
		2375	stdcall kernel_free, eax
		2376	@@:
469	serge	2377	; calculate RAW size
		2378	xor eax,eax
		2379	inc eax
527	diamond	2380	cmp [BgrDataWidth],eax
469	serge	2381	jae @f
527	diamond	2382	mov [BgrDataWidth],eax
469	serge	2383	@@:
527	diamond	2384	cmp [BgrDataHeight],eax
469	serge	2385	jae @f
527	diamond	2386	mov [BgrDataHeight],eax
469	serge	2387	@@:
527	diamond	2388	mov eax,[BgrDataWidth]
		2389	imul eax,[BgrDataHeight]
		2390	lea eax,[eax*3]
469	serge	2391	mov [mem_BACKGROUND],eax
		2392	; get memory for new background
546	diamond	2393	stdcall kernel_alloc, eax
469	serge	2394	test eax, eax
1107	diamond	2395	jz .memfailed
469	serge	2396	mov [img_background], eax
1107	diamond	2397	jmp .exit
		2398	.memfailed:
		2399	; revert to static monotone data
		2400	mov [img_background], static_background_data
		2401	xor eax, eax
		2402	inc eax
		2403	mov [BgrDataWidth], eax
		2404	mov [BgrDataHeight], eax
		2405	mov [mem_BACKGROUND], 4
		2406	.exit:
469	serge	2407	popad
1055	Galkov	2408	mov [bgrlock], 0
469	serge	2409
1	ha	2410	sbgrr:
		2411	ret
469	serge	2412
875	serge	2413	nosb1:
1	ha	2414
1055	Galkov	2415	cmp ebx,2 ; SET PIXEL
1	ha	2416	jnz nosb2
875	serge	2417
1107	diamond	2418	mov eax, [img_background]
		2419	test ecx, ecx
		2420	jz @f
		2421	cmp eax, static_background_data
		2422	jz .ret
		2423	@@:
875	serge	2424	mov ebx, [mem_BACKGROUND]
		2425	add ebx, 4095
		2426	and ebx, -4096
		2427	sub ebx, 4
		2428	cmp ecx, ebx
1107	diamond	2429	ja .ret
875	serge	2430
684	diamond	2431	mov ebx,[eax+ecx]
		2432	and ebx,0xFF000000 ;255256256*256
		2433	and edx,0x00FFFFFF ;255256256+255*256+255
		2434	add edx,ebx
		2435	mov [eax+ecx],edx
1107	diamond	2436	.ret:
1	ha	2437	ret
875	serge	2438	nosb2:
1	ha	2439
1055	Galkov	2440	cmp ebx,3 ; DRAW BACKGROUND
1	ha	2441	jnz nosb3
		2442	draw_background_temp:
		2443	; cmp [bgrchanged],1 ;0
		2444	; je nosb31
		2445	;draw_background_temp:
		2446	; mov [bgrchanged],1 ;0
76	mario79	2447	mov [background_defined], 1
1392	diamond	2448	mov byte[BACKGROUND_CHANGED], 1
709	diamond	2449	call force_redraw_background
1	ha	2450	nosb31:
		2451	ret
		2452	nosb3:
		2453
1055	Galkov	2454	cmp ebx,4 ; TILED / STRETCHED
1	ha	2455	jnz nosb4
684	diamond	2456	cmp ecx,[BgrDrawMode]
1055	Galkov	2457	je nosb41
684	diamond	2458	mov [BgrDrawMode],ecx
1	ha	2459	; mov [bgrchanged],1
		2460	nosb41:
		2461	ret
		2462	nosb4:
		2463
1055	Galkov	2464	cmp ebx,5 ; BLOCK MOVE TO BGR
1	ha	2465	jnz nosb5
1107	diamond	2466	cmp [img_background], static_background_data
		2467	jnz @f
		2468	test edx, edx
		2469	jnz .fin
		2470	cmp esi, 4
		2471	ja .fin
		2472	@@:
1	ha	2473	; bughere
684	diamond	2474	mov eax, ecx
		2475	mov ebx, edx
469	serge	2476	add ebx, [img_background] ;IMG_BACKGROUND
684	diamond	2477	mov ecx, esi
1	ha	2478	call memmove
		2479	.fin:
		2480	ret
		2481	nosb5:
479	kastigar	2482
1055	Galkov	2483	cmp ebx, 6
		2484	jnz nosb6
1071	diamond	2485	;;Maxis use atomic bts for mutex 4.4.2009
546	diamond	2486	@@:
1073	heavyiron	2487	bts dword [bgrlock], 0
1071	diamond	2488	jnc @f
1055	Galkov	2489	call change_task
		2490	jmp @b
546	diamond	2491	@@:
1055	Galkov	2492	mov eax, [CURRENT_TASK]
		2493	mov [bgrlockpid], eax
1107	diamond	2494	cmp [img_background], static_background_data
		2495	jz .nomem
1055	Galkov	2496	stdcall user_alloc, [mem_BACKGROUND]
		2497	mov [esp+32], eax
		2498	test eax, eax
		2499	jz .nomem
		2500	mov ebx, eax
		2501	shr ebx, 12
		2502	or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
		2503	mov esi, [img_background]
		2504	shr esi, 12
		2505	mov ecx, [mem_BACKGROUND]
		2506	add ecx, 0xFFF
		2507	shr ecx, 12
546	diamond	2508	.z:
1055	Galkov	2509	mov eax, [page_tabs+ebx*4]
		2510	test al, 1
		2511	jz @f
		2512	call free_page
546	diamond	2513	@@:
1055	Galkov	2514	mov eax, [page_tabs+esi*4]
		2515	or al, PG_UW
		2516	mov [page_tabs+ebx*4], eax
		2517	mov eax, ebx
		2518	shl eax, 12
		2519	invlpg [eax]
		2520	inc ebx
		2521	inc esi
		2522	loop .z
		2523	ret
546	diamond	2524	.nomem:
1055	Galkov	2525	and [bgrlockpid], 0
		2526	mov [bgrlock], 0
546	diamond	2527	nosb6:
1055	Galkov	2528	cmp ebx, 7
		2529	jnz nosb7
		2530	cmp [bgrlock], 0
		2531	jz .err
		2532	mov eax, [CURRENT_TASK]
		2533	cmp [bgrlockpid], eax
		2534	jnz .err
		2535	mov eax, ecx
		2536	mov ebx, ecx
		2537	shr eax, 12
		2538	mov ecx, [page_tabs+(eax-1)*4]
		2539	test cl, USED_BLOCK+DONT_FREE_BLOCK
		2540	jz .err
		2541	jnp .err
		2542	push eax
		2543	shr ecx, 12
1312	diamond	2544	dec ecx
546	diamond	2545	@@:
1055	Galkov	2546	and dword [page_tabs+eax*4], 0
		2547	mov edx, eax
		2548	shl edx, 12
		2549	push eax
		2550	invlpg [edx]
		2551	pop eax
		2552	inc eax
		2553	loop @b
		2554	pop eax
		2555	and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
		2556	stdcall user_free, ebx
		2557	mov [esp+32], eax
		2558	and [bgrlockpid], 0
		2559	mov [bgrlock], 0
		2560	ret
546	diamond	2561	.err:
1055	Galkov	2562	and dword [esp+32], 0
		2563	ret
546	diamond	2564
		2565	nosb7:
1	ha	2566	ret
		2567
709	diamond	2568	force_redraw_background:
1392	diamond	2569	and [draw_data+32 + RECT.left], 0
		2570	and [draw_data+32 + RECT.top], 0
709	diamond	2571	push eax ebx
753	serge	2572	mov eax,[Screen_Max_X]
		2573	mov ebx,[Screen_Max_Y]
709	diamond	2574	mov [draw_data+32 + RECT.right],eax
		2575	mov [draw_data+32 + RECT.bottom],ebx
		2576	pop ebx eax
1392	diamond	2577	inc byte[REDRAW_BACKGROUND]
709	diamond	2578	ret
479	kastigar	2579
1	ha	2580	align 4
		2581
		2582	sys_getbackground:
1304	Lrz	2583	; cmp eax,1 ; SIZE
		2584	dec ebx
1	ha	2585	jnz nogb1
527	diamond	2586	mov eax,[BgrDataWidth]
1	ha	2587	shl eax,16
531	diamond	2588	mov ax,[BgrDataHeight]
1304	Lrz	2589	mov [esp+32],eax
1	ha	2590	ret
		2591
875	serge	2592	nogb1:
1304	Lrz	2593	; cmp eax,2 ; PIXEL
		2594	dec ebx
1	ha	2595	jnz nogb2
875	serge	2596
1107	diamond	2597	mov eax, [img_background]
1304	Lrz	2598	test ecx, ecx
1107	diamond	2599	jz @f
		2600	cmp eax, static_background_data
		2601	jz .ret
		2602	@@:
1304	Lrz	2603	mov ebx, [mem_BACKGROUND]
		2604	add ebx, 4095
		2605	and ebx, -4096
		2606	sub ebx, 4
		2607	cmp ecx, ebx
1107	diamond	2608	ja .ret
875	serge	2609
1304	Lrz	2610	mov eax,[ecx+eax]
469	serge	2611
1	ha	2612	and eax, 0xFFFFFF
1304	Lrz	2613	mov [esp+32],eax
1107	diamond	2614	.ret:
1	ha	2615	ret
		2616	nogb2:
		2617
1304	Lrz	2618	; cmp eax,4 ; TILED / STRETCHED
		2619	dec ebx
1314	diamond	2620	dec ebx
1	ha	2621	jnz nogb4
527	diamond	2622	mov eax,[BgrDrawMode]
1	ha	2623	nogb4:
1304	Lrz	2624	mov [esp+32],eax
1	ha	2625	ret
		2626
		2627	align 4
		2628
		2629	sys_getkey:
1055	Galkov	2630	mov [esp + 32],dword 1
		2631	; test main buffer
		2632	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		2633	movzx ecx, word [WIN_STACK + ebx * 2]
		2634	mov edx, [TASK_COUNT]
		2635	cmp ecx, edx
		2636	jne .finish
		2637	cmp [KEY_COUNT], byte 0
		2638	je .finish
		2639	movzx eax, byte [KEY_BUFF]
		2640	shl eax, 8
		2641	push eax
		2642	dec byte [KEY_COUNT]
		2643	and byte [KEY_COUNT], 127
		2644	movzx ecx, byte [KEY_COUNT]
		2645	add ecx, 2
		2646	mov eax, KEY_BUFF + 1
		2647	mov ebx, KEY_BUFF
		2648	call memmove
		2649	pop eax
92	diamond	2650	.ret_eax:
1055	Galkov	2651	mov [esp + 32], eax
		2652	ret
671	Ghost	2653	.finish:
92	diamond	2654	; test hotkeys buffer
1055	Galkov	2655	mov ecx, hotkey_buffer
92	diamond	2656	@@:
1055	Galkov	2657	cmp [ecx], ebx
		2658	jz .found
		2659	add ecx, 8
		2660	cmp ecx, hotkey_buffer + 120 * 8
		2661	jb @b
		2662	ret
92	diamond	2663	.found:
1055	Galkov	2664	mov ax, [ecx + 6]
		2665	shl eax, 16
		2666	mov ah, [ecx + 4]
		2667	mov al, 2
		2668	and dword [ecx + 4], 0
		2669	and dword [ecx], 0
		2670	jmp .ret_eax
1	ha	2671
		2672	align 4
		2673
		2674	sys_getbutton:
		2675
1055	Galkov	2676	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
		2677	mov [esp + 32], dword 1
		2678	movzx ecx, word [WIN_STACK + ebx * 2]
		2679	mov edx, [TASK_COUNT] ; less than 256 processes
		2680	cmp ecx, edx
		2681	jne .exit
		2682	movzx eax, byte [BTN_COUNT]
		2683	test eax, eax
		2684	jz .exit
		2685	mov eax, [BTN_BUFF]
1391	mikedld	2686	and al, 0xFE ; delete left button bit
1055	Galkov	2687	mov [BTN_COUNT], byte 0
		2688	mov [esp + 32], eax
671	Ghost	2689	.exit:
1055	Galkov	2690	ret
1	ha	2691
		2692
		2693	align 4
		2694
		2695	sys_cpuusage:
		2696
		2697	; RETURN:
		2698	;
		2699	; +00 dword process cpu usage
		2700	; +04 word position in windowing stack
		2701	; +06 word windowing stack value at current position (cpu nro)
		2702	; +10 12 bytes name
		2703	; +22 dword start in mem
		2704	; +26 dword used mem
		2705	; +30 dword PID , process idenfification number
		2706	;
		2707
1055	Galkov	2708	cmp ecx,-1 ; who am I ?
684	diamond	2709	jne .no_who_am_i
		2710	mov ecx,[CURRENT_TASK]
		2711	.no_who_am_i:
1055	Galkov	2712	cmp ecx, max_processes
		2713	ja .nofillbuf
1	ha	2714
684	diamond	2715	; +4: word: position of the window of thread in the window stack
1055	Galkov	2716	mov ax, [WIN_STACK + ecx * 2]
		2717	mov [ebx+4], ax
684	diamond	2718	; +6: word: number of the thread slot, which window has in the window stack
		2719	; position ecx (has no relation to the specific thread)
1055	Galkov	2720	mov ax, [WIN_POS + ecx * 2]
		2721	mov [ebx+6], ax
1	ha	2722
1055	Galkov	2723	shl ecx, 5
1	ha	2724
684	diamond	2725	; +0: dword: memory usage
1055	Galkov	2726	mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
		2727	mov [ebx], eax
684	diamond	2728	; +10: 11 bytes: name of the process
1055	Galkov	2729	push ecx
		2730	lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
		2731	add ebx, 10
		2732	mov ecx, 11
		2733	call memmove
		2734	pop ecx
1	ha	2735
684	diamond	2736	; +22: address of the process in memory
		2737	; +26: size of used memory - 1
1055	Galkov	2738	push edi
		2739	lea edi, [ebx+12]
		2740	xor eax, eax
		2741	mov edx, 0x100000*16
		2742	cmp ecx, 1 shl 5
		2743	je .os_mem
		2744	mov edx, [SLOT_BASE+ecx*8+APPDATA.mem_size]
		2745	mov eax, std_application_base_address
684	diamond	2746	.os_mem:
1055	Galkov	2747	stosd
		2748	lea eax, [edx-1]
		2749	stosd
1	ha	2750
684	diamond	2751	; +30: PID/TID
1055	Galkov	2752	mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
		2753	stosd
1	ha	2754
		2755	; window position and size
1055	Galkov	2756	push esi
		2757	lea esi, [ecx + window_data + WDATA.box]
		2758	movsd
		2759	movsd
		2760	movsd
		2761	movsd
1	ha	2762
		2763	; Process state (+50)
1055	Galkov	2764	mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
		2765	stosd
1	ha	2766
138	mikedld	2767	; Window client area box
1055	Galkov	2768	lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
		2769	movsd
		2770	movsd
		2771	movsd
		2772	movsd
1	ha	2773
164	serge	2774	; Window state
1055	Galkov	2775	mov al, [ecx+window_data+WDATA.fl_wstate]
		2776	stosb
164	serge	2777
1663	Nasarus	2778	; Event mask (+71)
		2779	mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
		2780	stosd
		2781
1055	Galkov	2782	pop esi
		2783	pop edi
138	mikedld	2784
684	diamond	2785	.nofillbuf:
1	ha	2786	; return number of processes
		2787
379	serge	2788	mov eax,[TASK_COUNT]
684	diamond	2789	mov [esp+32],eax
1	ha	2790	ret
		2791
		2792	align 4
		2793	sys_clock:
1055	Galkov	2794	cli
1	ha	2795	; Mikhail Lisovin xx Jan 2005
1055	Galkov	2796	@@: mov al, 10
		2797	out 0x70, al
		2798	in al, 0x71
		2799	test al, al
		2800	jns @f
		2801	mov esi, 1
		2802	call delay_ms
		2803	jmp @b
1	ha	2804	@@:
		2805	; end Lisovin's fix
		2806
1055	Galkov	2807	xor al,al ; seconds
		2808	out 0x70,al
		2809	in al,0x71
		2810	movzx ecx,al
		2811	mov al,02 ; minutes
		2812	shl ecx,16
		2813	out 0x70,al
		2814	in al,0x71
		2815	movzx edx,al
		2816	mov al,04 ; hours
		2817	shl edx,8
		2818	out 0x70,al
		2819	in al,0x71
		2820	add ecx,edx
		2821	movzx edx,al
		2822	add ecx,edx
		2823	sti
		2824	mov [esp + 32], ecx
		2825	ret
1	ha	2826
		2827
		2828	align 4
		2829
		2830	sys_date:
		2831
1055	Galkov	2832	cli
		2833	@@: mov al, 10
		2834	out 0x70, al
		2835	in al, 0x71
		2836	test al, al
		2837	jns @f
		2838	mov esi, 1
		2839	call delay_ms
		2840	jmp @b
75	diamond	2841	@@:
		2842
1055	Galkov	2843	mov ch,0
		2844	mov al,7 ; date
		2845	out 0x70,al
		2846	in al,0x71
		2847	mov cl,al
		2848	mov al,8 ; month
		2849	shl ecx,16
		2850	out 0x70,al
		2851	in al,0x71
		2852	mov ch,al
		2853	mov al,9 ; year
		2854	out 0x70,al
		2855	in al,0x71
		2856	mov cl,al
		2857	sti
		2858	mov [esp+32], ecx
		2859	ret
1	ha	2860
		2861
		2862	; redraw status
		2863
		2864	sys_redrawstat:
1055	Galkov	2865	cmp ebx, 1
		2866	jne no_widgets_away
		2867	; buttons away
		2868	mov ecx,[CURRENT_TASK]
1	ha	2869	sys_newba2:
1055	Galkov	2870	mov edi,[BTN_ADDR]
		2871	cmp [edi], dword 0 ; empty button list ?
		2872	je end_of_buttons_away
		2873	movzx ebx, word [edi]
		2874	inc ebx
		2875	mov eax,edi
1	ha	2876	sys_newba:
1055	Galkov	2877	dec ebx
		2878	jz end_of_buttons_away
1	ha	2879
1055	Galkov	2880	add eax, 0x10
		2881	cmp cx, [eax]
		2882	jnz sys_newba
1	ha	2883
1055	Galkov	2884	push eax ebx ecx
		2885	mov ecx,ebx
		2886	inc ecx
		2887	shl ecx, 4
		2888	mov ebx, eax
		2889	add eax, 0x10
		2890	call memmove
		2891	dec dword [edi]
		2892	pop ecx ebx eax
1	ha	2893
1055	Galkov	2894	jmp sys_newba2
1	ha	2895
		2896	end_of_buttons_away:
		2897
1055	Galkov	2898	ret
1	ha	2899
		2900	no_widgets_away:
		2901
1055	Galkov	2902	cmp ebx, 2
		2903	jnz srl1
1	ha	2904
1055	Galkov	2905	mov edx, [TASK_BASE] ; return whole screen draw area for this app
		2906	add edx, draw_data - CURRENT_TASK
		2907	mov [edx + RECT.left], 0
		2908	mov [edx + RECT.top], 0
		2909	mov eax, [Screen_Max_X]
		2910	mov [edx + RECT.right], eax
		2911	mov eax, [Screen_Max_Y]
		2912	mov [edx + RECT.bottom], eax
1	ha	2913
		2914	srl1:
1055	Galkov	2915	ret
1	ha	2916
		2917	;ok - 100% work
		2918	;nt - not tested
		2919	;---------------------------------------------------------------------------------------------
		2920	;eax
		2921	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		2922	;1 - change task. Ret nothing. Block. ok.
		2923	;2 - performance control
		2924	; ebx
		2925	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		2926	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		2927	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		2928	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		2929	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		2930	;eax
		2931	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		2932	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		2933	;---------------------------------------------------------------------------------------------
1344	Lrz	2934	iglobal
		2935	align 4
		2936	sheduler:
		2937	dd sys_sheduler.00
		2938	dd change_task
		2939	dd sys_sheduler.02
		2940	dd sys_sheduler.03
		2941	dd sys_sheduler.04
		2942	endg
1273	Lrz	2943	sys_sheduler:
1344	Lrz	2944	;rewritten by 29.12.2009
1345	Lrz	2945	jmp dword [sheduler+ebx*4]
1344	Lrz	2946	;.shed_counter:
		2947	.00:
		2948	mov eax,[context_counter]
1345	Lrz	2949	mov [esp+32],eax
1344	Lrz	2950	ret
1273	Lrz	2951
1344	Lrz	2952	.02:
		2953	;.perf_control:
1365	Lrz	2954	inc ebx ;before ebx=2, ebx=3
		2955	cmp ebx,ecx ;if ecx=3, ebx=3
		2956	jz cache_disable
		2957
		2958	dec ebx ;ebx=2
		2959	cmp ebx,ecx ;
		2960	jz cache_enable ;if ecx=2 and ebx=2
		2961
		2962	dec ebx ;ebx=1
		2963	cmp ebx,ecx
		2964	jz is_cache_enabled ;if ecx=1 and ebx=1
		2965
		2966	dec ebx
		2967	test ebx,ecx ;ebx=0 and ecx=0
1344	Lrz	2968	jz modify_pce ;if ecx=0
1365	Lrz	2969
1344	Lrz	2970	ret
1345	Lrz	2971
1344	Lrz	2972	.03:
		2973	;.rdmsr_instr:
		2974	;now counter in ecx
		2975	;(edx:eax) esi:edi => edx:esi
		2976	mov eax,esi
1345	Lrz	2977	mov ecx,edx
1344	Lrz	2978	rdmsr
1345	Lrz	2979	mov [esp+32],eax
		2980	mov [esp+20],edx ;ret in ebx?
1344	Lrz	2981	ret
		2982
		2983	.04:
1273	Lrz	2984	;.wrmsr_instr:
		2985	;now counter in ecx
		2986	;(edx:eax) esi:edi => edx:esi
		2987	; Fast Call MSR can't be destroy
		2988	; �� MSR_AMD_EFER �� , �.�. � �⮬ ॣ��
		2989	; ��/�몫�� ७��
1345	Lrz	2990	cmp edx,MSR_SYSENTER_CS
1273	Lrz	2991	je @f
1345	Lrz	2992	cmp edx,MSR_SYSENTER_ESP
1273	Lrz	2993	je @f
1345	Lrz	2994	cmp edx,MSR_SYSENTER_EIP
1273	Lrz	2995	je @f
1345	Lrz	2996	cmp edx,MSR_AMD_STAR
1273	Lrz	2997	je @f
		2998
1344	Lrz	2999	mov eax,esi
1345	Lrz	3000	mov ecx,edx
1273	Lrz	3001	wrmsr
1344	Lrz	3002	; mov [esp + 32], eax
		3003	; mov [esp + 20], edx ;ret in ebx?
1273	Lrz	3004	@@:
1344	Lrz	3005	ret
1273	Lrz	3006
1	ha	3007	cache_disable:
		3008	mov eax,cr0
		3009	or eax,01100000000000000000000000000000b
		3010	mov cr0,eax
		3011	wbinvd ;set MESI
		3012	ret
		3013
		3014	cache_enable:
		3015	mov eax,cr0
		3016	and eax,10011111111111111111111111111111b
		3017	mov cr0,eax
		3018	ret
		3019
		3020	is_cache_enabled:
		3021	mov eax,cr0
		3022	mov ebx,eax
		3023	and eax,01100000000000000000000000000000b
		3024	jz cache_disabled
1345	Lrz	3025	mov [esp+32],ebx
1	ha	3026	cache_disabled:
1345	Lrz	3027	mov dword [esp+32],eax ;0
1	ha	3028	ret
		3029
		3030	modify_pce:
		3031	mov eax,cr4
		3032	; mov ebx,0
		3033	; or bx,100000000b ;pce
		3034	; xor eax,ebx ;invert pce
17	me_root	3035	bts eax,8 ;pce=cr4[8]
1	ha	3036	mov cr4,eax
1345	Lrz	3037	mov [esp+32],eax
1	ha	3038	ret
		3039	;---------------------------------------------------------------------------------------------
		3040
		3041
		3042	; check if pixel is allowed to be drawn
		3043
		3044	checkpixel:
1055	Galkov	3045	push eax edx
1	ha	3046
1055	Galkov	3047	mov edx,[Screen_Max_X] ; screen x size
		3048	inc edx
		3049	imul edx, ebx
1300	serge	3050	add eax, [_WinMapAddress]
		3051	mov dl, [eax+edx] ; lea eax, [...]
1	ha	3052
1055	Galkov	3053	xor ecx, ecx
		3054	mov eax, [CURRENT_TASK]
		3055	cmp al, dl
		3056	setne cl
1	ha	3057
1055	Galkov	3058	pop edx eax
		3059	ret
1	ha	3060
		3061	iglobal
521	diamond	3062	cpustring db 'CPU',0
1	ha	3063	endg
		3064
67	diamond	3065	uglobal
1055	Galkov	3066	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3067	endg
1	ha	3068
		3069	align 4
		3070	; check misc
		3071
		3072	checkmisc:
		3073
		3074	cmp [ctrl_alt_del], 1
		3075	jne nocpustart
501	serge	3076
1055	Galkov	3077	mov ebp, cpustring
		3078	call fs_execute_from_sysdir
501	serge	3079
1	ha	3080	mov [ctrl_alt_del], 0
465	serge	3081
		3082	nocpustart:
1	ha	3083	cmp [mouse_active], 1
		3084	jne mouse_not_active
		3085	mov [mouse_active], 0
		3086	xor edi, edi
1055	Galkov	3087	mov ecx, [TASK_COUNT]
465	serge	3088	set_mouse_event:
1	ha	3089	add edi, 256
1055	Galkov	3090	or [edi+SLOT_BASE+APPDATA.event_mask], dword 100000b
1	ha	3091	loop set_mouse_event
		3092
465	serge	3093	mouse_not_active:
1392	diamond	3094	cmp byte[BACKGROUND_CHANGED], 0
		3095	jz no_set_bgr_event
473	diamond	3096	xor edi, edi
1392	diamond	3097	mov ecx, [TASK_COUNT]
473	diamond	3098	set_bgr_event:
		3099	add edi, 256
1055	Galkov	3100	or [edi+SLOT_BASE+APPDATA.event_mask], 16
473	diamond	3101	loop set_bgr_event
1392	diamond	3102	mov byte[BACKGROUND_CHANGED], 0
709	diamond	3103	no_set_bgr_event:
1392	diamond	3104	cmp byte[REDRAW_BACKGROUND], 0 ; background update ?
		3105	jz nobackgr
		3106	cmp [background_defined], 0
		3107	jz nobackgr
709	diamond	3108	; mov [draw_data+32 + RECT.left],dword 0
		3109	; mov [draw_data+32 + RECT.top],dword 0
753	serge	3110	; mov eax,[Screen_Max_X]
		3111	; mov ebx,[Screen_Max_Y]
709	diamond	3112	; mov [draw_data+32 + RECT.right],eax
		3113	; mov [draw_data+32 + RECT.bottom],ebx
1392	diamond	3114	@@:
1	ha	3115	call drawbackground
1392	diamond	3116	xor eax, eax
		3117	xchg al, [REDRAW_BACKGROUND]
		3118	test al, al ; got new update request?
		3119	jnz @b
		3120	mov [draw_data+32 + RECT.left], eax
		3121	mov [draw_data+32 + RECT.top], eax
		3122	mov [draw_data+32 + RECT.right], eax
		3123	mov [draw_data+32 + RECT.bottom], eax
381	serge	3124	mov [MOUSE_BACKGROUND],byte 0
1	ha	3125
465	serge	3126	nobackgr:
1	ha	3127
		3128	; system shutdown request
		3129
381	serge	3130	cmp [SYS_SHUTDOWN],byte 0
1055	Galkov	3131	je noshutdown
1	ha	3132
		3133	mov edx,[shutdown_processes]
		3134
381	serge	3135	cmp [SYS_SHUTDOWN],dl
1	ha	3136	jne no_mark_system_shutdown
		3137
709	diamond	3138	lea ecx,[edx-1]
465	serge	3139	mov edx,OS_BASE+0x3040
709	diamond	3140	jecxz @f
465	serge	3141	markz:
115	poddubny	3142	mov [edx+TASKDATA.state],byte 3
1	ha	3143	add edx,0x20
		3144	loop markz
709	diamond	3145	@@:
1	ha	3146
		3147	no_mark_system_shutdown:
		3148
1300	serge	3149	call [_display.disable_mouse]
1	ha	3150
381	serge	3151	dec byte [SYS_SHUTDOWN]
1055	Galkov	3152	je system_shutdown
1	ha	3153
465	serge	3154	noshutdown:
1	ha	3155
		3156
1055	Galkov	3157	mov eax,[TASK_COUNT] ; termination
379	serge	3158	mov ebx,TASK_DATA+TASKDATA.state
1	ha	3159	mov esi,1
		3160
465	serge	3161	newct:
1	ha	3162	mov cl,[ebx]
		3163	cmp cl,byte 3
1055	Galkov	3164	jz terminate
1	ha	3165	cmp cl,byte 4
1055	Galkov	3166	jz terminate
1	ha	3167
		3168	add ebx,0x20
		3169	inc esi
		3170	dec eax
		3171	jnz newct
		3172	ret
		3173
		3174	; redraw screen
		3175
		3176	redrawscreen:
		3177
		3178	; eax , if process window_data base is eax, do not set flag/limits
		3179
1055	Galkov	3180	pushad
		3181	push eax
1	ha	3182
684	diamond	3183	;;; mov ebx,2
1	ha	3184	;;; call delay_hs
		3185
1055	Galkov	3186	;mov ecx,0 ; redraw flags for apps
		3187	xor ecx,ecx
1	ha	3188	newdw2:
		3189
1055	Galkov	3190	inc ecx
		3191	push ecx
1	ha	3192
1055	Galkov	3193	mov eax,ecx
		3194	shl eax,5
		3195	add eax,window_data
1	ha	3196
1055	Galkov	3197	cmp eax,[esp+4]
		3198	je not_this_task
		3199	; check if window in redraw area
		3200	mov edi,eax
1	ha	3201
1055	Galkov	3202	cmp ecx,1 ; limit for background
		3203	jz bgli
1	ha	3204
1055	Galkov	3205	mov eax, [edi + WDATA.box.left]
		3206	mov ebx, [edi + WDATA.box.top]
		3207	mov ecx, [edi + WDATA.box.width]
		3208	mov edx, [edi + WDATA.box.height]
		3209	add ecx,eax
		3210	add edx,ebx
1	ha	3211
1362	mikedld	3212	mov ecx,[draw_limits.bottom] ; ecx = area y end ebx = window y start
1055	Galkov	3213	cmp ecx,ebx
		3214	jb ricino
1	ha	3215
1362	mikedld	3216	mov ecx,[draw_limits.right] ; ecx = area x end eax = window x start
1055	Galkov	3217	cmp ecx,eax
		3218	jb ricino
1	ha	3219
1055	Galkov	3220	mov eax, [edi + WDATA.box.left]
		3221	mov ebx, [edi + WDATA.box.top]
		3222	mov ecx, [edi + WDATA.box.width]
		3223	mov edx, [edi + WDATA.box.height]
		3224	add ecx, eax
		3225	add edx, ebx
164	serge	3226
1362	mikedld	3227	mov eax,[draw_limits.top] ; eax = area y start edx = window y end
1055	Galkov	3228	cmp edx,eax
		3229	jb ricino
1	ha	3230
1362	mikedld	3231	mov eax,[draw_limits.left] ; eax = area x start ecx = window x end
1055	Galkov	3232	cmp ecx,eax
		3233	jb ricino
1	ha	3234
1055	Galkov	3235	bgli:
1	ha	3236
1474	diamond	3237	cmp dword[esp], 1
1055	Galkov	3238	jnz .az
1392	diamond	3239	; cmp byte[BACKGROUND_CHANGED], 0
		3240	; jnz newdw8
		3241	cmp byte[REDRAW_BACKGROUND], 0
1055	Galkov	3242	jz .az
1392	diamond	3243	mov dl, 0
1055	Galkov	3244	lea eax,[edi+draw_data-window_data]
1362	mikedld	3245	mov ebx,[draw_limits.left]
1055	Galkov	3246	cmp ebx,[eax+RECT.left]
		3247	jae @f
		3248	mov [eax+RECT.left],ebx
1392	diamond	3249	mov dl, 1
1055	Galkov	3250	@@:
1362	mikedld	3251	mov ebx,[draw_limits.top]
1055	Galkov	3252	cmp ebx,[eax+RECT.top]
		3253	jae @f
		3254	mov [eax+RECT.top],ebx
1392	diamond	3255	mov dl, 1
1055	Galkov	3256	@@:
1362	mikedld	3257	mov ebx,[draw_limits.right]
1055	Galkov	3258	cmp ebx,[eax+RECT.right]
		3259	jbe @f
		3260	mov [eax+RECT.right],ebx
1392	diamond	3261	mov dl, 1
1055	Galkov	3262	@@:
1362	mikedld	3263	mov ebx,[draw_limits.bottom]
1055	Galkov	3264	cmp ebx,[eax+RECT.bottom]
		3265	jbe @f
		3266	mov [eax+RECT.bottom],ebx
1392	diamond	3267	mov dl, 1
1055	Galkov	3268	@@:
1392	diamond	3269	add byte[REDRAW_BACKGROUND], dl
1055	Galkov	3270	jmp newdw8
		3271	.az:
1	ha	3272
1055	Galkov	3273	mov eax,edi
		3274	add eax,draw_data-window_data
1	ha	3275
1362	mikedld	3276	mov ebx,[draw_limits.left] ; set limits
1055	Galkov	3277	mov [eax + RECT.left], ebx
1362	mikedld	3278	mov ebx,[draw_limits.top]
1055	Galkov	3279	mov [eax + RECT.top], ebx
1362	mikedld	3280	mov ebx,[draw_limits.right]
1055	Galkov	3281	mov [eax + RECT.right], ebx
1362	mikedld	3282	mov ebx,[draw_limits.bottom]
1055	Galkov	3283	mov [eax + RECT.bottom], ebx
1	ha	3284
1055	Galkov	3285	sub eax,draw_data-window_data
1	ha	3286
1055	Galkov	3287	cmp dword [esp],1
		3288	jne nobgrd
1392	diamond	3289	inc byte[REDRAW_BACKGROUND]
1	ha	3290
		3291	newdw8:
		3292	nobgrd:
		3293
1055	Galkov	3294	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3295
		3296	ricino:
		3297
		3298	not_this_task:
		3299
1055	Galkov	3300	pop ecx
1	ha	3301
1055	Galkov	3302	cmp ecx,[TASK_COUNT]
		3303	jle newdw2
1	ha	3304
1055	Galkov	3305	pop eax
		3306	popad
1	ha	3307
1055	Galkov	3308	ret
1	ha	3309
		3310	calculatebackground: ; background
		3311
1300	serge	3312	mov edi, [_WinMapAddress] ; set os to use all pixels
1055	Galkov	3313	mov eax,0x01010101
1300	serge	3314	mov ecx, [_WinMapSize]
		3315	shr ecx, 2
1055	Galkov	3316	rep stosd
1	ha	3317
1392	diamond	3318	mov byte[REDRAW_BACKGROUND], 0 ; do not draw background!
		3319	mov byte[BACKGROUND_CHANGED], 0
1	ha	3320
1055	Galkov	3321	ret
1	ha	3322
		3323	uglobal
1055	Galkov	3324	imax dd 0x0
1	ha	3325	endg
		3326
		3327
		3328
		3329	delay_ms: ; delay in 1/1000 sec
		3330
		3331
1055	Galkov	3332	push eax
		3333	push ecx
1	ha	3334
1055	Galkov	3335	mov ecx,esi
		3336	;
		3337	imul ecx, 33941
		3338	shr ecx, 9
		3339	;
1	ha	3340
1055	Galkov	3341	in al,0x61
		3342	and al,0x10
		3343	mov ah,al
		3344	cld
1	ha	3345
1055	Galkov	3346	cnt1: in al,0x61
		3347	and al,0x10
		3348	cmp al,ah
		3349	jz cnt1
1	ha	3350
1055	Galkov	3351	mov ah,al
		3352	loop cnt1
1	ha	3353
1055	Galkov	3354	pop ecx
		3355	pop eax
1	ha	3356
1055	Galkov	3357	ret
1	ha	3358
		3359
		3360	set_app_param:
1055	Galkov	3361	mov edi, [TASK_BASE]
1153	clevermous	3362	mov eax, [edi + TASKDATA.event_mask]
1055	Galkov	3363	mov [edi + TASKDATA.event_mask], ebx
1153	clevermous	3364	mov [esp+32], eax
1055	Galkov	3365	ret
1	ha	3366
		3367
		3368
		3369	delay_hs: ; delay in 1/100 secs
684	diamond	3370	; ebx = delay time
1055	Galkov	3371	push ecx
		3372	push edx
1	ha	3373
1055	Galkov	3374	mov edx,[timer_ticks]
1	ha	3375
		3376	newtic:
1055	Galkov	3377	mov ecx,[timer_ticks]
		3378	sub ecx,edx
		3379	cmp ecx,ebx
		3380	jae zerodelay
1	ha	3381
1055	Galkov	3382	call change_task
1	ha	3383
1055	Galkov	3384	jmp newtic
1	ha	3385
		3386	zerodelay:
1055	Galkov	3387	pop edx
		3388	pop ecx
1	ha	3389
1055	Galkov	3390	ret
1	ha	3391
1276	Lrz	3392	align 16 ;very often call this subrutine
1	ha	3393	memmove: ; memory move in bytes
		3394
		3395	; eax = from
		3396	; ebx = to
		3397	; ecx = no of bytes
		3398	test ecx, ecx
		3399	jle .ret
		3400
		3401	push esi edi ecx
		3402
		3403	mov edi, ebx
		3404	mov esi, eax
		3405
		3406	test ecx, not 11b
1055	Galkov	3407	jz @f
1	ha	3408
		3409	push ecx
		3410	shr ecx, 2
		3411	rep movsd
		3412	pop ecx
		3413	and ecx, 11b
1055	Galkov	3414	jz .finish
1	ha	3415	@@:
		3416	rep movsb
		3417
		3418	.finish:
		3419	pop ecx edi esi
		3420	.ret:
		3421	ret
		3422
		3423
75	diamond	3424	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3425	;align 4
1	ha	3426	;
75	diamond	3427	;read_floppy_file:
1	ha	3428	;
75	diamond	3429	;; as input
		3430	;;
		3431	;; eax pointer to file
		3432	;; ebx file lenght
		3433	;; ecx start 512 byte block number
		3434	;; edx number of blocks to read
		3435	;; esi pointer to return/work area (atleast 20 000 bytes)
		3436	;;
		3437	;;
		3438	;; on return
		3439	;;
		3440	;; eax = 0 command succesful
		3441	;; 1 no fd base and/or partition defined
		3442	;; 2 yet unsupported FS
		3443	;; 3 unknown FS
		3444	;; 4 partition not defined at hd
		3445	;; 5 file not found
		3446	;; ebx = size of file
1	ha	3447	;
379	serge	3448	; mov edi,[TASK_BASE]
75	diamond	3449	; add edi,0x10
		3450	; add esi,[edi]
		3451	; add eax,[edi]
1	ha	3452	;
75	diamond	3453	; pushad
		3454	; mov edi,esi
		3455	; add edi,1024
		3456	; mov esi,0x100000+19*512
		3457	; sub ecx,1
		3458	; shl ecx,9
		3459	; add esi,ecx
		3460	; shl edx,9
		3461	; mov ecx,edx
		3462	; cld
		3463	; rep movsb
		3464	; popad
		3465	;
		3466	; mov [esp+36],eax
		3467	; mov [esp+24],ebx
		3468	; ret
1	ha	3469
		3470
		3471
		3472	align 4
		3473
		3474	sys_programirq:
		3475
765	Rus	3476	mov eax, [TASK_BASE]
		3477	add ebx, [eax + TASKDATA.mem_start]
1	ha	3478
765	Rus	3479	cmp ecx, 16
75	diamond	3480	jae .not_owner
765	Rus	3481	mov edi, [eax + TASKDATA.pid]
		3482	cmp edi, [irq_owner + 4 * ecx]
1055	Galkov	3483	je .spril1
75	diamond	3484	.not_owner:
765	Rus	3485	xor ecx, ecx
973	diamond	3486	inc ecx
765	Rus	3487	jmp .end
		3488	.spril1:
1	ha	3489
765	Rus	3490	shl ecx, 6
		3491	mov esi, ebx
		3492	lea edi, [irq00read + ecx]
		3493	push 16
		3494	pop ecx
		3495
1	ha	3496	cld
		3497	rep movsd
765	Rus	3498	.end:
		3499	mov [esp+32], ecx
1	ha	3500	ret
		3501
		3502
		3503	align 4
		3504
		3505	get_irq_data:
1055	Galkov	3506	movzx esi, bh ; save number of subfunction, if bh = 1, return data size, otherwise, read data
760	Rus	3507	xor bh, bh
		3508	cmp ebx, 16
75	diamond	3509	jae .not_owner
1055	Galkov	3510	mov edx, [4 * ebx + irq_owner] ; check for irq owner
742	Rus	3511
760	Rus	3512	mov eax,[TASK_BASE]
742	Rus	3513
760	Rus	3514	cmp edx,[eax+TASKDATA.pid]
1	ha	3515	je gidril1
75	diamond	3516	.not_owner:
760	Rus	3517	xor edx, edx
		3518	dec edx
		3519	jmp gid1
1	ha	3520
		3521	gidril1:
		3522
760	Rus	3523	shl ebx, 12
1055	Galkov	3524	lea eax, [ebx + IRQ_SAVE] ; calculate address of the beginning of buffer + 0x0 - data size
		3525	mov edx, [eax] ; + 0x4 - data offset
760	Rus	3526	dec esi
1	ha	3527	jz gid1
1055	Galkov	3528	test edx, edx ; check if buffer is empty
760	Rus	3529	jz gid1
1	ha	3530
760	Rus	3531	mov ebx, [eax + 0x4]
		3532	mov edi, ecx
742	Rus	3533
1055	Galkov	3534	mov ecx, 4000 ; buffer size, used frequently
742	Rus	3535
1055	Galkov	3536	cmp ebx, ecx ; check for the end of buffer, if end of buffer, begin cycle again
759	Rus	3537	jb @f
742	Rus	3538
760	Rus	3539	xor ebx, ebx
759	Rus	3540
		3541	@@:
		3542
1055	Galkov	3543	lea esi, [ebx + edx] ; calculate data size and offset
760	Rus	3544	cld
1055	Galkov	3545	cmp esi, ecx ; if greater than the buffer size, begin cycle again
760	Rus	3546	jbe @f
759	Rus	3547
760	Rus	3548	sub ecx, ebx
		3549	sub edx, ecx
759	Rus	3550
760	Rus	3551	lea esi, [eax + ebx + 0x10]
		3552	rep movsb
		3553
		3554	xor ebx, ebx
		3555	@@:
		3556	lea esi, [eax + ebx + 0x10]
		3557	mov ecx, edx
		3558	add ebx, edx
		3559
		3560	rep movsb
		3561	mov edx, [eax]
1055	Galkov	3562	mov [eax], ecx ; set data size to zero
		3563	mov [eax + 0x4], ebx ; set data offset
760	Rus	3564
1	ha	3565	gid1:
1055	Galkov	3566	mov [esp+32], edx ; eax
1	ha	3567	ret
		3568
		3569
		3570	set_io_access_rights:
1306	Lrz	3571	push edi eax
		3572	mov edi, tss._io_map_0
465	serge	3573	; mov ecx,eax
		3574	; and ecx,7 ; offset in byte
		3575	; shr eax,3 ; number of byte
		3576	; add edi,eax
		3577	; mov ebx,1
		3578	; shl ebx,cl
1232	Lrz	3579	test ebp,ebp
		3580	; cmp ebp,0 ; enable access - ebp = 0
		3581	jnz siar1
465	serge	3582	; not ebx
		3583	; and [edi],byte bl
		3584	btr [edi], eax
1306	Lrz	3585	pop eax edi
1	ha	3586	ret
465	serge	3587	siar1:
		3588	bts [edi], eax
		3589	; or [edi],byte bl ; disable access - ebp = 1
1306	Lrz	3590	pop eax edi
1	ha	3591	ret
1306	Lrz	3592	;reserve/free group of ports
		3593	; * eax = 46 - number function
		3594	; * ebx = 0 - reserve, 1 - free
		3595	; * ecx = number start arrea of ports
		3596	; * edx = number end arrea of ports (include last number of port)
		3597	;Return value:
		3598	; * eax = 0 - succesful
		3599	; * eax = 1 - error
		3600	; * The system has reserve this ports:
		3601	; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
		3602	;destroys eax,ebx, ebp
1	ha	3603	r_f_port_area:
		3604
1306	Lrz	3605	test ebx, ebx
1	ha	3606	jnz free_port_area
		3607	; je r_port_area
		3608	; jmp free_port_area
		3609
		3610	; r_port_area:
		3611
1306	Lrz	3612	; pushad
1	ha	3613
1306	Lrz	3614	cmp ecx,edx ; beginning > end ?
75	diamond	3615	ja rpal1
1306	Lrz	3616	cmp edx,65536
75	diamond	3617	jae rpal1
1306	Lrz	3618	mov eax,[RESERVED_PORTS]
		3619	test eax,eax ; no reserved areas ?
1	ha	3620	je rpal2
1306	Lrz	3621	cmp eax,255 ; max reserved
75	diamond	3622	jae rpal1
465	serge	3623	rpal3:
1306	Lrz	3624	mov ebx,eax
		3625	shl ebx,4
		3626	add ebx,RESERVED_PORTS
		3627	cmp ecx,[ebx+8]
75	diamond	3628	ja rpal4
1306	Lrz	3629	cmp edx,[ebx+4]
1	ha	3630	jae rpal1
		3631	; jb rpal4
		3632	; jmp rpal1
465	serge	3633	rpal4:
1306	Lrz	3634	dec eax
1	ha	3635	jnz rpal3
		3636	jmp rpal2
		3637	rpal1:
1306	Lrz	3638	; popad
		3639	; mov eax,1
		3640	xor eax,eax
		3641	inc eax
1	ha	3642	ret
		3643	rpal2:
1306	Lrz	3644	; popad
1	ha	3645	; enable port access at port IO map
1306	Lrz	3646	cli
		3647	pushad ; start enable io map
1	ha	3648
1306	Lrz	3649	cmp edx,65536 ;16384
		3650	jae no_unmask_io ; jge
		3651	mov eax,ecx
		3652	; push ebp
		3653	xor ebp,ebp ; enable - eax = port
		3654	new_port_access:
		3655	; pushad
		3656	call set_io_access_rights
		3657	; popad
1	ha	3658	inc eax
1306	Lrz	3659	cmp eax,edx
1	ha	3660	jbe new_port_access
1306	Lrz	3661	; pop ebp
		3662	no_unmask_io:
		3663	popad ; end enable io map
1	ha	3664	sti
		3665
1306	Lrz	3666	mov eax,[RESERVED_PORTS]
		3667	add eax,1
		3668	mov [RESERVED_PORTS],eax
		3669	shl eax,4
		3670	add eax,RESERVED_PORTS
		3671	mov ebx,[TASK_BASE]
		3672	mov ebx,[ebx+TASKDATA.pid]
		3673	mov [eax],ebx
		3674	mov [eax+4],ecx
		3675	mov [eax+8],edx
1	ha	3676
		3677	xor eax, eax
		3678	ret
		3679
		3680	free_port_area:
		3681
1306	Lrz	3682	; pushad
		3683	mov eax,[RESERVED_PORTS] ; no reserved areas ?
		3684	test eax,eax
		3685	jz frpal2
		3686	mov ebx,[TASK_BASE]
		3687	mov ebx,[ebx+TASKDATA.pid]
1	ha	3688	frpal3:
1306	Lrz	3689	mov edi,eax
1	ha	3690	shl edi,4
381	serge	3691	add edi,RESERVED_PORTS
1306	Lrz	3692	cmp ebx,[edi]
1	ha	3693	jne frpal4
1306	Lrz	3694	cmp ecx,[edi+4]
1	ha	3695	jne frpal4
1306	Lrz	3696	cmp edx,[edi+8]
1	ha	3697	jne frpal4
		3698	jmp frpal1
		3699	frpal4:
1306	Lrz	3700	dec eax
1	ha	3701	jnz frpal3
		3702	frpal2:
1306	Lrz	3703	; popad
		3704	inc eax
1	ha	3705	ret
		3706	frpal1:
1306	Lrz	3707	push ecx
		3708	mov ecx,256
		3709	sub ecx,eax
		3710	shl ecx,4
		3711	mov esi,edi
		3712	add esi,16
		3713	cld
		3714	rep movsb
1	ha	3715
1306	Lrz	3716	dec dword [RESERVED_PORTS]
		3717	;popad
		3718	;disable port access at port IO map
1	ha	3719
1306	Lrz	3720	; pushad ; start disable io map
		3721	pop eax ;start port
		3722	cmp edx,65536 ;16384
1	ha	3723	jge no_mask_io
		3724
1306	Lrz	3725	; mov eax,ecx
		3726	xor ebp,ebp
		3727	inc ebp
		3728	new_port_access_disable:
		3729	; pushad
		3730	; mov ebp,1 ; disable - eax = port
1	ha	3731	call set_io_access_rights
1306	Lrz	3732	; popad
1	ha	3733	inc eax
1306	Lrz	3734	cmp eax,edx
1	ha	3735	jbe new_port_access_disable
1306	Lrz	3736	no_mask_io:
		3737	; popad ; end disable io map
1	ha	3738	xor eax, eax
		3739	ret
		3740
		3741
		3742	reserve_free_irq:
		3743
765	Rus	3744	xor esi, esi
		3745	inc esi
		3746	cmp ecx, 16
		3747	jae ril1
1	ha	3748
769	Rus	3749	push ecx
765	Rus	3750	lea ecx, [irq_owner + 4 * ecx]
		3751	mov edx, [ecx]
		3752	mov eax, [TASK_BASE]
		3753	mov edi, [eax + TASKDATA.pid]
769	Rus	3754	pop eax
765	Rus	3755	dec ebx
		3756	jnz reserve_irq
1	ha	3757
765	Rus	3758	cmp edx, edi
		3759	jne ril1
		3760	dec esi
		3761	mov [ecx], esi
		3762
		3763	jmp ril1
		3764
1	ha	3765	reserve_irq:
		3766
765	Rus	3767	cmp dword [ecx], 0
		3768	jne ril1
1	ha	3769
769	Rus	3770	mov ebx, [f_irqs + 4 * eax]
		3771
774	Rus	3772	stdcall attach_int_handler, eax, ebx, dword 0
769	Rus	3773
765	Rus	3774	mov [ecx], edi
769	Rus	3775
765	Rus	3776	dec esi
1	ha	3777	ril1:
765	Rus	3778	mov [esp+32], esi ; return in eax
1	ha	3779	ret
		3780
769	Rus	3781	iglobal
		3782	f_irqs:
		3783	dd 0x0
		3784	dd 0x0
		3785	dd p_irq2
		3786	dd p_irq3
		3787	dd p_irq4
		3788	dd p_irq5
		3789	dd p_irq6
		3790	dd p_irq7
		3791	dd p_irq8
		3792	dd p_irq9
		3793	dd p_irq10
		3794	dd p_irq11
		3795	dd 0x0
		3796	dd 0x0
		3797	dd p_irq14
		3798	dd p_irq15
		3799
		3800	endg
		3801
1	ha	3802	drawbackground:
33	mario79	3803	inc [mouse_pause]
381	serge	3804	cmp [SCR_MODE],word 0x12
117	mario79	3805	je dbrv20
1	ha	3806	dbrv12:
381	serge	3807	cmp [SCR_MODE],word 0100000000000000b
1	ha	3808	jge dbrv20
381	serge	3809	cmp [SCR_MODE],word 0x13
1	ha	3810	je dbrv20
		3811	call vesa12_drawbackground
33	mario79	3812	dec [mouse_pause]
36	mario79	3813	call [draw_pointer]
1	ha	3814	ret
		3815	dbrv20:
527	diamond	3816	cmp [BgrDrawMode],dword 1
1	ha	3817	jne bgrstr
		3818	call vesa20_drawbackground_tiled
33	mario79	3819	dec [mouse_pause]
36	mario79	3820	call [draw_pointer]
1	ha	3821	ret
		3822	bgrstr:
		3823	call vesa20_drawbackground_stretch
33	mario79	3824	dec [mouse_pause]
36	mario79	3825	call [draw_pointer]
1	ha	3826	ret
		3827
75	diamond	3828	align 4
1	ha	3829
1055	Galkov	3830	syscall_putimage: ; PutImage
1	ha	3831	sys_putimage:
53	mikedld	3832	test ecx,0x80008000
		3833	jnz .exit
		3834	test ecx,0x0000FFFF
		3835	jz .exit
		3836	test ecx,0xFFFF0000
		3837	jnz @f
		3838	.exit:
		3839	ret
		3840	@@:
1055	Galkov	3841	mov edi,[current_slot]
		3842	add dx,word[edi+APPDATA.wnd_clientbox.top]
		3843	rol edx,16
		3844	add dx,word[edi+APPDATA.wnd_clientbox.left]
		3845	rol edx,16
114	mikedld	3846	.forced:
1055	Galkov	3847	push ebp esi 0
		3848	mov ebp, putimage_get24bpp
		3849	mov esi, putimage_init24bpp
283	diamond	3850	sys_putimage_bpp:
		3851	; call [disable_mouse] ; this will be done in xxx_putimage
117	mario79	3852	; mov eax, vga_putimage
1055	Galkov	3853	cmp [SCR_MODE], word 0x12
		3854	jz @f ;.doit
		3855	mov eax, vesa12_putimage
		3856	cmp [SCR_MODE], word 0100000000000000b
		3857	jae @f
		3858	cmp [SCR_MODE], word 0x13
		3859	jnz .doit
75	diamond	3860	@@:
1055	Galkov	3861	mov eax, vesa20_putimage
75	diamond	3862	.doit:
1055	Galkov	3863	inc [mouse_pause]
		3864	call eax
		3865	dec [mouse_pause]
		3866	pop ebp esi ebp
		3867	jmp [draw_pointer]
1495	Lrz	3868	align 4
283	diamond	3869	sys_putimage_palette:
		3870	; ebx = pointer to image
		3871	; ecx = [xsize]*65536 + [ysize]
		3872	; edx = [xstart]*65536 + [ystart]
314	diamond	3873	; esi = number of bits per pixel, must be 8, 24 or 32
283	diamond	3874	; edi = pointer to palette
314	diamond	3875	; ebp = row delta
1055	Galkov	3876	mov eax, [CURRENT_TASK]
		3877	shl eax, 8
		3878	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
		3879	rol edx, 16
		3880	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
		3881	rol edx, 16
283	diamond	3882	.forced:
1055	Galkov	3883	cmp esi, 1
		3884	jnz @f
		3885	push edi
		3886	mov eax, [edi+4]
		3887	sub eax, [edi]
		3888	push eax
		3889	push dword [edi]
		3890	push 0ffffff80h
		3891	mov edi, esp
		3892	call put_mono_image
		3893	add esp, 12
		3894	pop edi
		3895	ret
911	diamond	3896	@@:
1055	Galkov	3897	cmp esi, 2
		3898	jnz @f
		3899	push edi
		3900	push 0ffffff80h
		3901	mov edi, esp
		3902	call put_2bit_image
		3903	pop eax
		3904	pop edi
		3905	ret
911	diamond	3906	@@:
1055	Galkov	3907	cmp esi, 4
		3908	jnz @f
		3909	push edi
		3910	push 0ffffff80h
		3911	mov edi, esp
		3912	call put_4bit_image
		3913	pop eax
		3914	pop edi
		3915	ret
314	diamond	3916	@@:
1055	Galkov	3917	push ebp esi ebp
		3918	cmp esi, 8
		3919	jnz @f
		3920	mov ebp, putimage_get8bpp
		3921	mov esi, putimage_init8bpp
		3922	jmp sys_putimage_bpp
918	diamond	3923	@@:
1055	Galkov	3924	cmp esi, 15
		3925	jnz @f
		3926	mov ebp, putimage_get15bpp
		3927	mov esi, putimage_init15bpp
		3928	jmp sys_putimage_bpp
906	diamond	3929	@@:
1055	Galkov	3930	cmp esi, 16
		3931	jnz @f
		3932	mov ebp, putimage_get16bpp
		3933	mov esi, putimage_init16bpp
		3934	jmp sys_putimage_bpp
842	diamond	3935	@@:
1055	Galkov	3936	cmp esi, 24
		3937	jnz @f
		3938	mov ebp, putimage_get24bpp
		3939	mov esi, putimage_init24bpp
		3940	jmp sys_putimage_bpp
314	diamond	3941	@@:
1055	Galkov	3942	cmp esi, 32
		3943	jnz @f
		3944	mov ebp, putimage_get32bpp
		3945	mov esi, putimage_init32bpp
		3946	jmp sys_putimage_bpp
314	diamond	3947	@@:
1055	Galkov	3948	pop ebp esi ebp
		3949	ret
283	diamond	3950
911	diamond	3951	put_mono_image:
1055	Galkov	3952	push ebp esi ebp
		3953	mov ebp, putimage_get1bpp
		3954	mov esi, putimage_init1bpp
		3955	jmp sys_putimage_bpp
918	diamond	3956	put_2bit_image:
1055	Galkov	3957	push ebp esi ebp
		3958	mov ebp, putimage_get2bpp
		3959	mov esi, putimage_init2bpp
		3960	jmp sys_putimage_bpp
911	diamond	3961	put_4bit_image:
1055	Galkov	3962	push ebp esi ebp
		3963	mov ebp, putimage_get4bpp
		3964	mov esi, putimage_init4bpp
		3965	jmp sys_putimage_bpp
911	diamond	3966
283	diamond	3967	putimage_init24bpp:
1055	Galkov	3968	lea eax, [eax*3]
283	diamond	3969	putimage_init8bpp:
1055	Galkov	3970	ret
283	diamond	3971
911	diamond	3972	align 16
283	diamond	3973	putimage_get24bpp:
1055	Galkov	3974	movzx eax, byte [esi+2]
		3975	shl eax, 16
		3976	mov ax, [esi]
		3977	add esi, 3
		3978	ret 4
911	diamond	3979	align 16
283	diamond	3980	putimage_get8bpp:
1055	Galkov	3981	movzx eax, byte [esi]
		3982	push edx
		3983	mov edx, [esp+8]
		3984	mov eax, [edx+eax*4]
		3985	pop edx
		3986	inc esi
		3987	ret 4
283	diamond	3988
911	diamond	3989	putimage_init1bpp:
1055	Galkov	3990	add eax, ecx
		3991	push ecx
		3992	add eax, 7
		3993	add ecx, 7
		3994	shr eax, 3
		3995	shr ecx, 3
		3996	sub eax, ecx
		3997	pop ecx
		3998	ret
911	diamond	3999	align 16
		4000	putimage_get1bpp:
1055	Galkov	4001	push edx
		4002	mov edx, [esp+8]
		4003	mov al, [edx]
		4004	add al, al
		4005	jnz @f
		4006	lodsb
		4007	adc al, al
911	diamond	4008	@@:
1055	Galkov	4009	mov [edx], al
		4010	sbb eax, eax
		4011	and eax, [edx+8]
		4012	add eax, [edx+4]
		4013	pop edx
		4014	ret 4
911	diamond	4015
918	diamond	4016	putimage_init2bpp:
1055	Galkov	4017	add eax, ecx
		4018	push ecx
		4019	add ecx, 3
		4020	add eax, 3
		4021	shr ecx, 2
		4022	shr eax, 2
		4023	sub eax, ecx
		4024	pop ecx
		4025	ret
918	diamond	4026	align 16
		4027	putimage_get2bpp:
1055	Galkov	4028	push edx
		4029	mov edx, [esp+8]
		4030	mov al, [edx]
		4031	mov ah, al
		4032	shr al, 6
		4033	shl ah, 2
		4034	jnz .nonewbyte
		4035	lodsb
		4036	mov ah, al
		4037	shr al, 6
		4038	shl ah, 2
		4039	add ah, 1
918	diamond	4040	.nonewbyte:
1055	Galkov	4041	mov [edx], ah
		4042	mov edx, [edx+4]
		4043	movzx eax, al
		4044	mov eax, [edx+eax*4]
		4045	pop edx
		4046	ret 4
918	diamond	4047
911	diamond	4048	putimage_init4bpp:
1055	Galkov	4049	add eax, ecx
		4050	push ecx
		4051	add ecx, 1
		4052	add eax, 1
		4053	shr ecx, 1
		4054	shr eax, 1
		4055	sub eax, ecx
		4056	pop ecx
		4057	ret
911	diamond	4058	align 16
		4059	putimage_get4bpp:
1055	Galkov	4060	push edx
		4061	mov edx, [esp+8]
		4062	add byte [edx], 80h
		4063	jc @f
		4064	movzx eax, byte [edx+1]
		4065	mov edx, [edx+4]
		4066	and eax, 0x0F
		4067	mov eax, [edx+eax*4]
		4068	pop edx
		4069	ret 4
911	diamond	4070	@@:
1055	Galkov	4071	movzx eax, byte [esi]
		4072	add esi, 1
		4073	mov [edx+1], al
		4074	shr eax, 4
		4075	mov edx, [edx+4]
		4076	mov eax, [edx+eax*4]
		4077	pop edx
		4078	ret 4
911	diamond	4079
314	diamond	4080	putimage_init32bpp:
1055	Galkov	4081	shl eax, 2
		4082	ret
911	diamond	4083	align 16
314	diamond	4084	putimage_get32bpp:
1055	Galkov	4085	lodsd
		4086	ret 4
314	diamond	4087
906	diamond	4088	putimage_init15bpp:
911	diamond	4089	putimage_init16bpp:
1055	Galkov	4090	add eax, eax
		4091	ret
911	diamond	4092	align 16
906	diamond	4093	putimage_get15bpp:
842	diamond	4094	; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
1055	Galkov	4095	push ecx edx
		4096	movzx eax, word [esi]
		4097	add esi, 2
		4098	mov ecx, eax
		4099	mov edx, eax
		4100	and eax, 0x1F
		4101	and ecx, 0x1F shl 5
		4102	and edx, 0x1F shl 10
		4103	shl eax, 3
		4104	shl ecx, 6
		4105	shl edx, 9
		4106	or eax, ecx
		4107	or eax, edx
		4108	pop edx ecx
		4109	ret 4
906	diamond	4110
911	diamond	4111	align 16
906	diamond	4112	putimage_get16bpp:
		4113	; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
1055	Galkov	4114	push ecx edx
		4115	movzx eax, word [esi]
		4116	add esi, 2
		4117	mov ecx, eax
		4118	mov edx, eax
		4119	and eax, 0x1F
		4120	and ecx, 0x3F shl 5
		4121	and edx, 0x1F shl 11
		4122	shl eax, 3
		4123	shl ecx, 5
		4124	shl edx, 8
		4125	or eax, ecx
		4126	or eax, edx
		4127	pop edx ecx
		4128	ret 4
842	diamond	4129
1	ha	4130	; eax x beginning
		4131	; ebx y beginning
		4132	; ecx x end
1055	Galkov	4133	; edx y end
1	ha	4134	; edi color
		4135
		4136	__sys_drawbar:
1055	Galkov	4137	mov esi,[current_slot]
		4138	add eax,[esi+APPDATA.wnd_clientbox.left]
		4139	add ecx,[esi+APPDATA.wnd_clientbox.left]
		4140	add ebx,[esi+APPDATA.wnd_clientbox.top]
		4141	add edx,[esi+APPDATA.wnd_clientbox.top]
114	mikedld	4142	.forced:
33	mario79	4143	inc [mouse_pause]
283	diamond	4144	; call [disable_mouse]
381	serge	4145	cmp [SCR_MODE],word 0x12
1055	Galkov	4146	je dbv20
1	ha	4147	sdbv20:
381	serge	4148	cmp [SCR_MODE],word 0100000000000000b
1	ha	4149	jge dbv20
381	serge	4150	cmp [SCR_MODE],word 0x13
1055	Galkov	4151	je dbv20
1	ha	4152	call vesa12_drawbar
33	mario79	4153	dec [mouse_pause]
36	mario79	4154	call [draw_pointer]
1	ha	4155	ret
		4156	dbv20:
		4157	call vesa20_drawbar
33	mario79	4158	dec [mouse_pause]
36	mario79	4159	call [draw_pointer]
1	ha	4160	ret
		4161
		4162
		4163
		4164	kb_read:
		4165
1055	Galkov	4166	push ecx edx
1	ha	4167
1055	Galkov	4168	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4169	kr_loop:
1055	Galkov	4170	in al,0x64
		4171	test al,1
		4172	jnz kr_ready
		4173	loop kr_loop
		4174	mov ah,1
		4175	jmp kr_exit
1	ha	4176	kr_ready:
1055	Galkov	4177	push ecx
		4178	mov ecx,32
1	ha	4179	kr_delay:
1055	Galkov	4180	loop kr_delay
		4181	pop ecx
		4182	in al,0x60
		4183	xor ah,ah
1	ha	4184	kr_exit:
		4185
1055	Galkov	4186	pop edx ecx
1	ha	4187
1055	Galkov	4188	ret
1	ha	4189
		4190
		4191	kb_write:
		4192
1055	Galkov	4193	push ecx edx
1	ha	4194
1055	Galkov	4195	mov dl,al
265	diamond	4196	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4197	; kw_loop1:
		4198	; in al,0x64
		4199	; test al,0x20
		4200	; jz kw_ok1
		4201	; loop kw_loop1
		4202	; mov ah,1
		4203	; jmp kw_exit
		4204	; kw_ok1:
1055	Galkov	4205	in al,0x60
		4206	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4207	kw_loop:
1055	Galkov	4208	in al,0x64
		4209	test al,2
		4210	jz kw_ok
		4211	loop kw_loop
		4212	mov ah,1
		4213	jmp kw_exit
1	ha	4214	kw_ok:
1055	Galkov	4215	mov al,dl
		4216	out 0x60,al
		4217	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4218	kw_loop3:
1055	Galkov	4219	in al,0x64
		4220	test al,2
		4221	jz kw_ok3
		4222	loop kw_loop3
		4223	mov ah,1
		4224	jmp kw_exit
1	ha	4225	kw_ok3:
1055	Galkov	4226	mov ah,8
1	ha	4227	kw_loop4:
1055	Galkov	4228	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4229	kw_loop5:
1055	Galkov	4230	in al,0x64
		4231	test al,1
		4232	jnz kw_ok4
		4233	loop kw_loop5
		4234	dec ah
		4235	jnz kw_loop4
1	ha	4236	kw_ok4:
1055	Galkov	4237	xor ah,ah
1	ha	4238	kw_exit:
		4239
1055	Galkov	4240	pop edx ecx
1	ha	4241
1055	Galkov	4242	ret
1	ha	4243
		4244
		4245	kb_cmd:
		4246
1055	Galkov	4247	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4248	c_wait:
1055	Galkov	4249	in al,0x64
		4250	test al,2
		4251	jz c_send
		4252	loop c_wait
		4253	jmp c_error
1	ha	4254	c_send:
1055	Galkov	4255	mov al,bl
		4256	out 0x64,al
		4257	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4258	c_accept:
1055	Galkov	4259	in al,0x64
		4260	test al,2
		4261	jz c_ok
		4262	loop c_accept
1	ha	4263	c_error:
1055	Galkov	4264	mov ah,1
		4265	jmp c_exit
1	ha	4266	c_ok:
1055	Galkov	4267	xor ah,ah
1	ha	4268	c_exit:
1055	Galkov	4269	ret
1	ha	4270
		4271
		4272	setmouse: ; set mousepicture -pointer
1055	Galkov	4273	; ps2 mouse enable
1	ha	4274
381	serge	4275	mov [MOUSE_PICTURE],dword mousepointer
1	ha	4276
		4277	cli
		4278
		4279	ret
		4280
1055	Galkov	4281	if used _rdtsc
1	ha	4282	_rdtsc:
164	serge	4283	bt [cpu_caps], CAPS_TSC
		4284	jnc ret_rdtsc
1	ha	4285	rdtsc
		4286	ret
		4287	ret_rdtsc:
		4288	mov edx,0xffffffff
		4289	mov eax,0xffffffff
		4290	ret
1055	Galkov	4291	end if
1	ha	4292
		4293	rerouteirqs:
		4294
1055	Galkov	4295	cli
1	ha	4296
1055	Galkov	4297	mov al,0x11 ; icw4, edge triggered
		4298	out 0x20,al
		4299	call pic_delay
		4300	out 0xA0,al
		4301	call pic_delay
1	ha	4302
1055	Galkov	4303	mov al,0x20 ; generate 0x20 +
		4304	out 0x21,al
		4305	call pic_delay
		4306	mov al,0x28 ; generate 0x28 +
		4307	out 0xA1,al
		4308	call pic_delay
1	ha	4309
1055	Galkov	4310	mov al,0x04 ; slave at irq2
		4311	out 0x21,al
		4312	call pic_delay
		4313	mov al,0x02 ; at irq9
		4314	out 0xA1,al
		4315	call pic_delay
1	ha	4316
1055	Galkov	4317	mov al,0x01 ; 8086 mode
		4318	out 0x21,al
		4319	call pic_delay
		4320	out 0xA1,al
		4321	call pic_delay
1	ha	4322
1055	Galkov	4323	mov al,255 ; mask all irq's
		4324	out 0xA1,al
		4325	call pic_delay
		4326	out 0x21,al
		4327	call pic_delay
1	ha	4328
1055	Galkov	4329	mov ecx,0x1000
		4330	cld
		4331	picl1: call pic_delay
		4332	loop picl1
1	ha	4333
1055	Galkov	4334	mov al,255 ; mask all irq's
		4335	out 0xA1,al
		4336	call pic_delay
		4337	out 0x21,al
		4338	call pic_delay
1	ha	4339
1055	Galkov	4340	cli
1	ha	4341
1055	Galkov	4342	ret
1	ha	4343
		4344
		4345	pic_delay:
		4346
1055	Galkov	4347	jmp pdl1
		4348	pdl1: ret
1	ha	4349
		4350
		4351	sys_msg_board_str:
		4352
		4353	pushad
		4354	@@:
		4355	cmp [esi],byte 0
		4356	je @f
		4357	mov eax,1
		4358	movzx ebx,byte [esi]
		4359	call sys_msg_board
		4360	inc esi
		4361	jmp @b
		4362	@@:
		4363	popad
		4364	ret
		4365
709	diamond	4366	sys_msg_board_byte:
		4367	; in: al = byte to display
		4368	; out: nothing
		4369	; destroys: nothing
1055	Galkov	4370	pushad
		4371	mov ecx, 2
		4372	shl eax, 24
		4373	jmp @f
709	diamond	4374
		4375	sys_msg_board_word:
		4376	; in: ax = word to display
		4377	; out: nothing
		4378	; destroys: nothing
1055	Galkov	4379	pushad
		4380	mov ecx, 4
		4381	shl eax, 16
		4382	jmp @f
709	diamond	4383
		4384	sys_msg_board_dword:
		4385	; in: eax = dword to display
		4386	; out: nothing
		4387	; destroys: nothing
1055	Galkov	4388	pushad
		4389	mov ecx, 8
709	diamond	4390	@@:
1055	Galkov	4391	push ecx
		4392	rol eax, 4
		4393	push eax
		4394	and al, 0xF
		4395	cmp al, 10
		4396	sbb al, 69h
		4397	das
		4398	mov bl, al
		4399	xor eax, eax
		4400	inc eax
		4401	call sys_msg_board
		4402	pop eax
		4403	pop ecx
		4404	loop @b
		4405	popad
		4406	ret
709	diamond	4407
1	ha	4408	uglobal
373	mikedld	4409	msg_board_data: times 4096 db 0
1	ha	4410	msg_board_count dd 0x0
		4411	endg
		4412
		4413	sys_msg_board:
		4414
		4415	; eax=1 : write : bl byte to write
		4416	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4417
1055	Galkov	4418	mov ecx, [msg_board_count]
		4419	cmp eax, 1
		4420	jne .smbl1
1	ha	4421
1043	hidnplayr	4422	if defined debug_com_base
1	ha	4423
1055	Galkov	4424	push dx ax
1043	hidnplayr	4425
1055	Galkov	4426	@@: ; Wait for empty transmit register (yes, this slows down system..)
		4427	mov dx, debug_com_base+5
		4428	in al, dx
		4429	test al, 1 shl 5
		4430	jz @r
1043	hidnplayr	4431
1055	Galkov	4432	mov dx, debug_com_base ; Output the byte
		4433	mov al, bl
		4434	out dx, al
1043	hidnplayr	4435
1055	Galkov	4436	pop ax dx
1043	hidnplayr	4437
		4438	end if
		4439
1055	Galkov	4440	mov [msg_board_data+ecx],bl
		4441	inc ecx
		4442	and ecx, 4095
		4443	mov [msg_board_count], ecx
		4444	mov [check_idle_semaphore], 5
		4445	ret
671	Ghost	4446	.smbl1:
1055	Galkov	4447	cmp eax, 2
		4448	jne .smbl2
		4449	test ecx, ecx
		4450	jz .smbl21
		4451	mov eax, msg_board_data+1
		4452	mov ebx, msg_board_data
		4453	movzx edx, byte [ebx]
		4454	call memmove
		4455	dec [msg_board_count]
		4456	mov [esp + 36], edx ;eax
		4457	mov [esp + 24], dword 1
		4458	ret
671	Ghost	4459	.smbl21:
1055	Galkov	4460	mov [esp+36], ecx
		4461	mov [esp+24], ecx
671	Ghost	4462	.smbl2:
1055	Galkov	4463	ret
1	ha	4464
1494	Lrz	4465	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4466	;; 66 sys function. ;;
		4467	;; in eax=66,ebx in [0..5],ecx,edx ;;
		4468	;; out eax ;;
		4469	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4470	iglobal
		4471	align 4
		4472	f66call:
		4473	dd sys_process_def.1 ; 1 = set keyboard mode
		4474	dd sys_process_def.2 ; 2 = get keyboard mode
		4475	dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
		4476	dd sys_process_def.4
		4477	dd sys_process_def.5
		4478	endg
1	ha	4479
		4480
1494	Lrz	4481
		4482
1	ha	4483	sys_process_def:
1494	Lrz	4484	dec ebx
		4485	cmp ebx,5
		4486	jae .not_support ;if >=6 then or eax,-1
		4487
1055	Galkov	4488	mov edi, [CURRENT_TASK]
1494	Lrz	4489	jmp dword [f66call+ebx*4]
1	ha	4490
1494	Lrz	4491	.not_support:
		4492	or eax,-1
		4493	ret
1	ha	4494
1494	Lrz	4495	.1:
1	ha	4496	shl edi,8
1494	Lrz	4497	mov [edi+SLOT_BASE + APPDATA.keyboard_mode],cl
1	ha	4498
		4499	ret
		4500
1494	Lrz	4501	.2: ; 2 = get keyboard mode
1	ha	4502	shl edi,8
380	serge	4503	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
1494	Lrz	4504	mov [esp+32],eax
1	ha	4505	ret
		4506	; xor eax,eax
		4507	; movzx eax,byte [shift]
		4508	; movzx ebx,byte [ctrl]
		4509	; shl ebx,2
		4510	; add eax,ebx
		4511	; movzx ebx,byte [alt]
		4512	; shl ebx,3
		4513	; add eax,ebx
1494	Lrz	4514	.3: ;3 = get keyboard ctrl, alt, shift
1	ha	4515	;// mike.dld [
		4516	mov eax, [kb_state]
		4517	;// mike.dld ]
1494	Lrz	4518	mov [esp+32],eax
1	ha	4519	ret
		4520
1494	Lrz	4521	.4:
1055	Galkov	4522	mov eax, hotkey_list
92	diamond	4523	@@:
1055	Galkov	4524	cmp dword [eax+8], 0
		4525	jz .found_free
		4526	add eax, 16
		4527	cmp eax, hotkey_list+16*256
		4528	jb @b
1494	Lrz	4529	mov dword [esp+32], 1
1055	Galkov	4530	ret
92	diamond	4531	.found_free:
1055	Galkov	4532	mov [eax+8], edi
1494	Lrz	4533	mov [eax+4], edx
		4534	movzx ecx, cl
		4535	lea ecx, [hotkey_scancodes+ecx*4]
		4536	mov edx, [ecx]
		4537	mov [eax], edx
		4538	mov [ecx], eax
		4539	mov [eax+12], ecx
1055	Galkov	4540	jecxz @f
1494	Lrz	4541	mov [edx+12], eax
92	diamond	4542	@@:
1494	Lrz	4543	and dword [esp+32], 0
1055	Galkov	4544	ret
92	diamond	4545
1494	Lrz	4546	.5:
		4547	movzx ebx, cl
1055	Galkov	4548	lea ebx, [hotkey_scancodes+ebx*4]
		4549	mov eax, [ebx]
92	diamond	4550	.scan:
1055	Galkov	4551	test eax, eax
		4552	jz .notfound
		4553	cmp [eax+8], edi
		4554	jnz .next
1494	Lrz	4555	cmp [eax+4], edx
1055	Galkov	4556	jz .found
92	diamond	4557	.next:
1055	Galkov	4558	mov eax, [eax]
		4559	jmp .scan
92	diamond	4560	.notfound:
1494	Lrz	4561	mov dword [esp+32], 1
1055	Galkov	4562	ret
92	diamond	4563	.found:
1055	Galkov	4564	mov ecx, [eax]
		4565	jecxz @f
		4566	mov edx, [eax+12]
		4567	mov [ecx+12], edx
92	diamond	4568	@@:
1055	Galkov	4569	mov ecx, [eax+12]
		4570	mov edx, [eax]
		4571	mov [ecx], edx
		4572	xor edx, edx
		4573	mov [eax+4], edx
		4574	mov [eax+8], edx
		4575	mov [eax+12], edx
		4576	mov [eax], edx
1494	Lrz	4577	mov [esp+32], edx
1055	Galkov	4578	ret
92	diamond	4579
1497	Lrz	4580
		4581	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4582	;; 61 sys function. ;;
		4583	;; in eax=61,ebx in [1..3] ;;
		4584	;; out eax ;;
		4585	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		4586	iglobal
1	ha	4587	align 4
1497	Lrz	4588	f61call:
		4589	dd sys_gs.1 ; resolution
		4590	dd sys_gs.2 ; bits per pixel
		4591	dd sys_gs.3 ; bytes per scanline
		4592	endg
1	ha	4593
1497	Lrz	4594
		4595	align 4
		4596
1055	Galkov	4597	sys_gs: ; direct screen access
1497	Lrz	4598	dec ebx
		4599	cmp ebx,2
		4600	ja .not_support
		4601	jmp dword [f61call+ebx*4]
		4602	.not_support:
		4603	or [esp+32],dword -1
		4604	ret
1	ha	4605
1497	Lrz	4606
		4607	.1: ; resolution
753	serge	4608	mov eax,[Screen_Max_X]
1	ha	4609	shl eax,16
753	serge	4610	mov ax,[Screen_Max_Y]
1	ha	4611	add eax,0x00010001
1497	Lrz	4612	mov [esp+32],eax
1	ha	4613	ret
1497	Lrz	4614	.2: ; bits per pixel
381	serge	4615	movzx eax,byte [ScreenBPP]
1497	Lrz	4616	mov [esp+32],eax
1	ha	4617	ret
1497	Lrz	4618	.3: ; bytes per scanline
381	serge	4619	mov eax,[BytesPerScanLine]
1497	Lrz	4620	mov [esp+32],eax
1	ha	4621	ret
		4622
		4623	align 4 ; system functions
		4624
1055	Galkov	4625	syscall_setpixel: ; SetPixel
1	ha	4626
1055	Galkov	4627	mov eax, ebx
		4628	mov ebx, ecx
		4629	mov ecx, edx
		4630	mov edx, [TASK_BASE]
		4631	add eax, [edx-twdw+WDATA.box.left]
		4632	add ebx, [edx-twdw+WDATA.box.top]
		4633	mov edi, [current_slot]
		4634	add eax, [edi+APPDATA.wnd_clientbox.left]
		4635	add ebx, [edi+APPDATA.wnd_clientbox.top]
		4636	xor edi, edi ; no force
684	diamond	4637	; mov edi, 1
1300	serge	4638	call [_display.disable_mouse]
1055	Galkov	4639	jmp [putpixel]
1	ha	4640
		4641	align 4
		4642
1055	Galkov	4643	syscall_writetext: ; WriteText
1	ha	4644
1055	Galkov	4645	mov eax,[TASK_BASE]
		4646	mov ebp,[eax-twdw+WDATA.box.left]
		4647	push esi
		4648	mov esi,[current_slot]
		4649	add ebp,[esi+APPDATA.wnd_clientbox.left]
		4650	shl ebp,16
		4651	add ebp,[eax-twdw+WDATA.box.top]
		4652	add bp,word[esi+APPDATA.wnd_clientbox.top]
		4653	pop esi
		4654	add ebx,ebp
		4655	mov eax,edi
		4656	xor edi,edi
		4657	jmp dtext
1	ha	4658
		4659	align 4
		4660
1055	Galkov	4661	syscall_openramdiskfile: ; OpenRamdiskFile
1	ha	4662
1055	Galkov	4663	mov eax, ebx
		4664	mov ebx, ecx
		4665	mov ecx, edx
		4666	mov edx, esi
		4667	mov esi, 12
		4668	call fileread
		4669	mov [esp+32], eax
		4670	ret
1	ha	4671
		4672	align 4
		4673
1055	Galkov	4674	syscall_drawrect: ; DrawRect
1	ha	4675
1055	Galkov	4676	mov edi, edx ; color + gradient
		4677	and edi, 0x80FFFFFF
		4678	test bx, bx ; x.size
		4679	je .drectr
		4680	test cx, cx ; y.size
		4681	je .drectr
1	ha	4682
1055	Galkov	4683	mov eax, ebx ; bad idea
		4684	mov ebx, ecx
1	ha	4685
1055	Galkov	4686	movzx ecx, ax ; ecx - x.size
		4687	shr eax, 16 ; eax - x.coord
		4688	movzx edx, bx ; edx - y.size
		4689	shr ebx, 16 ; ebx - y.coord
		4690	mov esi, [current_slot]
1	ha	4691
1055	Galkov	4692	add eax, [esi + APPDATA.wnd_clientbox.left]
		4693	add ebx, [esi + APPDATA.wnd_clientbox.top]
		4694	add ecx, eax
		4695	add edx, ebx
		4696	jmp [drawbar]
671	Ghost	4697	.drectr:
1055	Galkov	4698	ret
1	ha	4699
		4700	align 4
1055	Galkov	4701	syscall_getscreensize: ; GetScreenSize
		4702	mov ax, [Screen_Max_X]
		4703	shl eax, 16
		4704	mov ax, [Screen_Max_Y]
		4705	mov [esp + 32], eax
		4706	ret
1	ha	4707
671	Ghost	4708	align 4
		4709
1055	Galkov	4710	syscall_cdaudio: ; CD
1	ha	4711
1290	Lrz	4712	cmp ebx, 4
1055	Galkov	4713	jb .audio
		4714	jz .eject
1290	Lrz	4715	cmp ebx, 5
1055	Galkov	4716	jnz .ret
588	diamond	4717	.load:
1055	Galkov	4718	call .reserve
		4719	call LoadMedium
1290	Lrz	4720	;call .free
		4721	jmp .free
		4722	; ret
588	diamond	4723	.eject:
1055	Galkov	4724	call .reserve
		4725	call clear_CD_cache
		4726	call allow_medium_removal
		4727	call EjectMedium
1290	Lrz	4728	; call .free
		4729	jmp .free
		4730	; ret
588	diamond	4731	.audio:
1	ha	4732	call sys_cd_audio
1290	Lrz	4733	mov [esp+36-4],eax
588	diamond	4734	.ret:
1	ha	4735	ret
		4736
588	diamond	4737	.reserve:
1055	Galkov	4738	call reserve_cd
1290	Lrz	4739	mov eax, ecx
1055	Galkov	4740	shr eax, 1
		4741	and eax, 1
		4742	inc eax
		4743	mov [ChannelNumber], ax
1290	Lrz	4744	mov eax, ecx
1055	Galkov	4745	and eax, 1
		4746	mov [DiskNumber], al
		4747	call reserve_cd_channel
		4748	and ebx, 3
		4749	inc ebx
		4750	mov [cdpos], ebx
		4751	add ebx, ebx
		4752	mov cl, 8
		4753	sub cl, bl
		4754	mov al, [DRIVE_DATA+1]
		4755	shr al, cl
		4756	test al, 2
1290	Lrz	4757	jz .free;.err
1055	Galkov	4758	ret
588	diamond	4759	.free:
1055	Galkov	4760	call free_cd_channel
		4761	and [cd_status], 0
		4762	ret
590	diamond	4763	.err:
1055	Galkov	4764	call .free
1290	Lrz	4765	; pop eax
1055	Galkov	4766	ret
588	diamond	4767
1	ha	4768	align 4
		4769
1055	Galkov	4770	syscall_getpixel: ; GetPixel
753	serge	4771	mov ecx, [Screen_Max_X]
1	ha	4772	inc ecx
671	Ghost	4773	xor edx, edx
		4774	mov eax, ebx
1	ha	4775	div ecx
671	Ghost	4776	mov ebx, edx
		4777	xchg eax, ebx
		4778	call dword [GETPIXEL] ; eax - x, ebx - y
		4779	mov [esp + 32], ecx
1	ha	4780	ret
		4781
921	mario79	4782	align 4
1	ha	4783
921	mario79	4784	syscall_getarea:
		4785	;eax = 36
1055	Galkov	4786	;ebx = pointer to bufer for img BBGGRRBBGGRR...
		4787	;ecx = [size x]*65536 + [size y]
		4788	;edx = [start x]*65536 + [start y]
921	mario79	4789	pushad
1055	Galkov	4790	inc [mouse_pause]
927	mario79	4791	; Check of use of the hardware cursor.
1300	serge	4792	cmp [_display.disable_mouse],__sys_disable_mouse
1055	Galkov	4793	jne @f
927	mario79	4794	; Since the test for the coordinates of the mouse should not be used,
		4795	; then use the call [disable_mouse] is not possible!
		4796	cmp dword [MOUSE_VISIBLE],dword 0
		4797	jne @f
		4798	pushf
		4799	cli
		4800	call draw_mouse_under
		4801	popf
		4802	mov [MOUSE_VISIBLE],dword 1
		4803	@@:
921	mario79	4804	mov edi,ebx
		4805	mov eax,edx
		4806	shr eax,16
		4807	mov ebx,edx
		4808	and ebx,0xffff
939	mario79	4809	dec eax
1055	Galkov	4810	dec ebx
921	mario79	4811	; eax - x, ebx - y
		4812	mov edx,ecx
		4813
		4814	shr ecx,16
		4815	and edx,0xffff
		4816	mov esi,ecx
		4817	; ecx - size x, edx - size y
1055	Galkov	4818
		4819	mov ebp,edx
		4820	dec ebp
927	mario79	4821	lea ebp,[ebp*3]
1055	Galkov	4822
		4823	imul ebp,esi
		4824
		4825	mov esi,ecx
		4826	dec esi
		4827	lea esi,[esi*3]
		4828
927	mario79	4829	add ebp,esi
		4830	add ebp,edi
		4831
		4832	add ebx,edx
1055	Galkov	4833
921	mario79	4834	.start_y:
927	mario79	4835	push ecx edx
921	mario79	4836	.start_x:
927	mario79	4837	push eax ebx ecx
921	mario79	4838	add eax,ecx
927	mario79	4839
921	mario79	4840	call dword [GETPIXEL] ; eax - x, ebx - y
		4841
927	mario79	4842	mov [ebp],cx
		4843	shr ecx,16
		4844	mov [ebp+2],cl
921	mario79	4845
1055	Galkov	4846	pop ecx ebx eax
927	mario79	4847	sub ebp,3
921	mario79	4848	dec ecx
		4849	jnz .start_x
1055	Galkov	4850	pop edx ecx
		4851	dec ebx
921	mario79	4852	dec edx
		4853	jnz .start_y
1055	Galkov	4854	dec [mouse_pause]
927	mario79	4855	; Check of use of the hardware cursor.
1300	serge	4856	cmp [_display.disable_mouse],__sys_disable_mouse
1055	Galkov	4857	jne @f
		4858	call [draw_pointer]
927	mario79	4859	@@:
921	mario79	4860	popad
		4861	ret
		4862
1	ha	4863	align 4
		4864
1055	Galkov	4865	syscall_drawline: ; DrawLine
1	ha	4866
1055	Galkov	4867	mov edi, [TASK_BASE]
		4868	movzx eax, word[edi-twdw+WDATA.box.left]
		4869	mov ebp, eax
		4870	mov esi, [current_slot]
		4871	add ebp, [esi+APPDATA.wnd_clientbox.left]
		4872	add ax, word[esi+APPDATA.wnd_clientbox.left]
		4873	add ebp,ebx
		4874	shl eax, 16
		4875	movzx ebx, word[edi-twdw+WDATA.box.top]
		4876	add eax, ebp
		4877	mov ebp, ebx
		4878	add ebp, [esi+APPDATA.wnd_clientbox.top]
		4879	add bx, word[esi+APPDATA.wnd_clientbox.top]
		4880	add ebp, ecx
		4881	shl ebx, 16
		4882	xor edi, edi
		4883	add ebx, ebp
		4884	mov ecx, edx
		4885	jmp [draw_line]
1	ha	4886
		4887	align 4
		4888
1055	Galkov	4889	syscall_getirqowner: ; GetIrqOwner
742	Rus	4890
		4891	cmp ebx,16
75	diamond	4892	jae .err
742	Rus	4893
774	Rus	4894	cmp [irq_rights + 4 * ebx], dword 2
		4895	je .err
		4896
742	Rus	4897	mov eax,[4 * ebx + irq_owner]
		4898	mov [esp+32],eax
		4899
1	ha	4900	ret
75	diamond	4901	.err:
742	Rus	4902	or dword [esp+32], -1
75	diamond	4903	ret
1	ha	4904
		4905	align 4
		4906
1055	Galkov	4907	syscall_reserveportarea: ; ReservePortArea and FreePortArea
1	ha	4908
		4909	call r_f_port_area
1306	Lrz	4910	mov [esp+32],eax
1	ha	4911	ret
		4912
		4913	align 4
		4914
1055	Galkov	4915	syscall_threads: ; CreateThreads
1369	Lrz	4916	; eax=1 create thread
		4917	;
		4918	; ebx=thread start
		4919	; ecx=thread stack value
		4920	;
		4921	; on return : eax = pid
1	ha	4922
1369	Lrz	4923	call new_sys_threads
		4924
		4925	mov [esp+32],eax
1	ha	4926	ret
		4927
		4928	align 4
		4929
		4930	stack_driver_stat:
		4931
1055	Galkov	4932	call app_stack_handler ; Stack status
1	ha	4933
		4934	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4935	; call change_task ; between sent packet
		4936
1369	Lrz	4937	mov [esp+32],eax
1	ha	4938	ret
		4939
		4940	align 4
		4941
1055	Galkov	4942	socket: ; Socket interface
1	ha	4943	call app_socket_handler
		4944
		4945	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4946	; call change_task ; between sent packet
		4947
		4948	mov [esp+36],eax
		4949	mov [esp+24],ebx
		4950	ret
		4951
		4952	align 4
		4953
1055	Galkov	4954	read_from_hd: ; Read from hd - fn not in use
1	ha	4955
379	serge	4956	mov edi,[TASK_BASE]
115	poddubny	4957	add edi,TASKDATA.mem_start
1	ha	4958	add eax,[edi]
		4959	add ecx,[edi]
		4960	add edx,[edi]
		4961	call file_read
		4962
		4963	mov [esp+36],eax
		4964	mov [esp+24],ebx
		4965
		4966	ret
		4967
375	Ghost	4968	paleholder:
1055	Galkov	4969	ret
378	serge	4970
757	serge	4971	align 4
		4972	set_screen:
1055	Galkov	4973	cmp eax, [Screen_Max_X]
		4974	jne .set
709	diamond	4975
1055	Galkov	4976	cmp edx, [Screen_Max_Y]
		4977	jne .set
		4978	ret
757	serge	4979	.set:
1055	Galkov	4980	pushfd
		4981	cli
757	serge	4982
1055	Galkov	4983	mov [Screen_Max_X], eax
		4984	mov [Screen_Max_Y], edx
1300	serge	4985	mov [BytesPerScanLine], ecx
757	serge	4986
1055	Galkov	4987	mov [screen_workarea.right],eax
		4988	mov [screen_workarea.bottom], edx
1300	serge	4989
1055	Galkov	4990	push ebx
		4991	push esi
		4992	push edi
1300	serge	4993
		4994	pushad
		4995
		4996	stdcall kernel_free, [_WinMapAddress]
		4997
		4998	mov eax, [_display.width]
		4999	mul [_display.height]
		5000	mov [_WinMapSize], eax
		5001
		5002	stdcall kernel_alloc, eax
		5003	mov [_WinMapAddress], eax
		5004	test eax, eax
		5005	jz .epic_fail
		5006
		5007	popad
		5008
1055	Galkov	5009	call repos_windows
1300	serge	5010	xor eax, eax
		5011	xor ebx, ebx
1055	Galkov	5012	mov ecx, [Screen_Max_X]
		5013	mov edx, [Screen_Max_Y]
		5014	call calculatescreen
		5015	pop edi
		5016	pop esi
		5017	pop ebx
757	serge	5018
1055	Galkov	5019	popfd
		5020	ret
757	serge	5021
1300	serge	5022	.epic_fail:
		5023	hlt ; Houston, we've had a problem
		5024
76	mario79	5025	; --------------- APM ---------------------
1330	Lrz	5026	uglobal
		5027	apm_entry dp 0
		5028	apm_vf dd 0
		5029	endg
		5030
1	ha	5031	align 4
76	mario79	5032	sys_apm:
1330	Lrz	5033	xor eax,eax
		5034	cmp word [apm_vf], ax ; Check APM BIOS enable
		5035	jne @f
		5036	inc eax
		5037	or dword [esp + 44], eax ; error
		5038	add eax,7
		5039	mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
		5040	ret
164	serge	5041
465	serge	5042	@@:
1330	Lrz	5043	; xchg eax, ecx
		5044	; xchg ebx, ecx
164	serge	5045
1330	Lrz	5046	cmp dx, 3
		5047	ja @f
		5048	and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
		5049	mov eax,[apm_vf]
		5050	mov [esp + 32], eax
		5051	shr eax, 16
		5052	mov [esp + 28], eax
		5053	ret
78	diamond	5054
465	serge	5055	@@:
		5056
1330	Lrz	5057	mov esi,[master_tab+(OS_BASE shr 20)]
		5058	xchg [master_tab], esi
		5059	push esi
		5060	mov edi, cr3
		5061	mov cr3, edi ;flush TLB
465	serge	5062
1330	Lrz	5063	call pword [apm_entry] ;call APM BIOS
465	serge	5064
1330	Lrz	5065	xchg eax, [esp]
		5066	mov [master_tab], eax
		5067	mov eax, cr3
		5068	mov cr3, eax
		5069	pop eax
465	serge	5070
1330	Lrz	5071	mov [esp + 4 ], edi
		5072	mov [esp + 8], esi
		5073	mov [esp + 20], ebx
		5074	mov [esp + 24], edx
		5075	mov [esp + 28], ecx
		5076	mov [esp + 32], eax
		5077	setc al
		5078	and [esp + 44], byte 0xfe
		5079	or [esp + 44], al
		5080	ret
76	mario79	5081	; -----------------------------------------
1	ha	5082
76	mario79	5083	align 4
		5084
1055	Galkov	5085	undefined_syscall: ; Undefined system call
671	Ghost	5086	mov [esp + 32], dword -1
1	ha	5087	ret
		5088
465	serge	5089	align 4
1055	Galkov	5090	system_shutdown: ; shut down the system
1	ha	5091
1055	Galkov	5092	cmp byte [BOOT_VAR+0x9030], 1
		5093	jne @F
		5094	ret
465	serge	5095	@@:
1055	Galkov	5096	call stop_all_services
		5097	push 3 ; stop playing cd
		5098	pop eax
		5099	call sys_cd_audio
1	ha	5100
465	serge	5101	yes_shutdown_param:
1055	Galkov	5102	cli
1	ha	5103
1055	Galkov	5104	mov eax, kernel_file ; load kernel.mnt to 0x7000:0
		5105	push 12
		5106	pop esi
		5107	xor ebx,ebx
		5108	or ecx,-1
		5109	mov edx, OS_BASE+0x70000
		5110	call fileread
1	ha	5111
1055	Galkov	5112	mov esi, restart_kernel_4000+OS_BASE+0x10000 ; move kernel re-starter to 0x4000:0
		5113	mov edi,OS_BASE+0x40000
		5114	mov ecx,1000
		5115	rep movsb
1	ha	5116
1055	Galkov	5117	mov esi,OS_BASE+0x2F0000 ; restore 0x0 - 0xffff
		5118	mov edi, OS_BASE
		5119	mov ecx,0x10000/4
		5120	cld
		5121	rep movsd
1	ha	5122
1055	Galkov	5123	call restorefatchain
1	ha	5124
1055	Galkov	5125	mov al, 0xFF
		5126	out 0x21, al
		5127	out 0xA1, al
1	ha	5128
1085	diamond	5129	if 0
1055	Galkov	5130	mov word [OS_BASE+0x467+0],pr_mode_exit
		5131	mov word [OS_BASE+0x467+2],0x1000
1	ha	5132
1055	Galkov	5133	mov al,0x0F
		5134	out 0x70,al
		5135	mov al,0x05
		5136	out 0x71,al
1	ha	5137
1055	Galkov	5138	mov al,0xFE
		5139	out 0x64,al
709	diamond	5140
1055	Galkov	5141	hlt
1085	diamond	5142	jmp $-1
1	ha	5143
709	diamond	5144	else
1055	Galkov	5145	cmp byte [OS_BASE + 0x9030], 2
		5146	jnz no_acpi_power_off
1	ha	5147
709	diamond	5148	; scan for RSDP
		5149	; 1) The first 1 Kb of the Extended BIOS Data Area (EBDA).
1055	Galkov	5150	movzx eax, word [OS_BASE + 0x40E]
		5151	shl eax, 4
		5152	jz @f
		5153	mov ecx, 1024/16
		5154	call scan_rsdp
		5155	jnc .rsdp_found
709	diamond	5156	@@:
		5157	; 2) The BIOS read-only memory space between 0E0000h and 0FFFFFh.
1055	Galkov	5158	mov eax, 0xE0000
		5159	mov ecx, 0x2000
		5160	call scan_rsdp
		5161	jc no_acpi_power_off
709	diamond	5162	.rsdp_found:
1055	Galkov	5163	mov esi, [eax+16] ; esi contains physical address of the RSDT
		5164	mov ebp, [ipc_tmp]
		5165	stdcall map_page, ebp, esi, PG_MAP
		5166	lea eax, [esi+1000h]
		5167	lea edx, [ebp+1000h]
		5168	stdcall map_page, edx, eax, PG_MAP
		5169	and esi, 0xFFF
		5170	add esi, ebp
		5171	cmp dword [esi], 'RSDT'
		5172	jnz no_acpi_power_off
		5173	mov ecx, [esi+4]
		5174	sub ecx, 24h
		5175	jbe no_acpi_power_off
		5176	shr ecx, 2
		5177	add esi, 24h
709	diamond	5178	.scan_fadt:
1055	Galkov	5179	lodsd
		5180	mov ebx, eax
		5181	lea eax, [ebp+2000h]
		5182	stdcall map_page, eax, ebx, PG_MAP
		5183	lea eax, [ebp+3000h]
		5184	add ebx, 0x1000
		5185	stdcall map_page, eax, ebx, PG_MAP
		5186	and ebx, 0xFFF
		5187	lea ebx, [ebx+ebp+2000h]
		5188	cmp dword [ebx], 'FACP'
		5189	jz .fadt_found
		5190	loop .scan_fadt
		5191	jmp no_acpi_power_off
709	diamond	5192	.fadt_found:
		5193	; ebx is linear address of FADT
1085	diamond	5194	mov edi, [ebx+40] ; physical address of the DSDT
		5195	lea eax, [ebp+4000h]
		5196	stdcall map_page, eax, edi, PG_MAP
		5197	lea eax, [ebp+5000h]
		5198	lea esi, [edi+0x1000]
		5199	stdcall map_page, eax, esi, PG_MAP
		5200	and esi, 0xFFF
		5201	sub edi, esi
		5202	cmp dword [esi+ebp+4000h], 'DSDT'
		5203	jnz no_acpi_power_off
		5204	mov eax, [esi+ebp+4004h] ; DSDT length
		5205	sub eax, 36+4
		5206	jbe no_acpi_power_off
		5207	add esi, 36
		5208	.scan_dsdt:
		5209	cmp dword [esi+ebp+4000h], '_S5_'
		5210	jnz .scan_dsdt_cont
		5211	cmp byte [esi+ebp+4000h+4], 12h ; DefPackage opcode
		5212	jnz .scan_dsdt_cont
		5213	mov dl, [esi+ebp+4000h+6]
		5214	cmp dl, 4 ; _S5_ package must contain 4 bytes
		5215	; ...in theory; in practice, VirtualBox has 2 bytes
		5216	ja .scan_dsdt_cont
		5217	cmp dl, 1
		5218	jb .scan_dsdt_cont
		5219	lea esi, [esi+ebp+4000h+7]
		5220	xor ecx, ecx
		5221	cmp byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
		5222	jz @f
		5223	cmp byte [esi], 0xA
		5224	jnz no_acpi_power_off
		5225	inc esi
		5226	mov cl, [esi]
		5227	@@:
		5228	inc esi
		5229	cmp dl, 2
		5230	jb @f
		5231	cmp byte [esi], 0
		5232	jz @f
		5233	cmp byte [esi], 0xA
		5234	jnz no_acpi_power_off
		5235	inc esi
		5236	mov ch, [esi]
		5237	@@:
		5238	jmp do_acpi_power_off
		5239	.scan_dsdt_cont:
		5240	inc esi
		5241	cmp esi, 0x1000
		5242	jb @f
		5243	sub esi, 0x1000
		5244	add edi, 0x1000
		5245	push eax
		5246	lea eax, [ebp+4000h]
		5247	stdcall map_page, eax, edi, PG_MAP
		5248	push PG_MAP
		5249	lea eax, [edi+1000h]
		5250	push eax
		5251	lea eax, [ebp+5000h]
		5252	push eax
		5253	stdcall map_page
		5254	pop eax
		5255	@@:
		5256	dec eax
		5257	jnz .scan_dsdt
		5258	jmp no_acpi_power_off
		5259	do_acpi_power_off:
1055	Galkov	5260	mov edx, [ebx+48]
		5261	test edx, edx
		5262	jz .nosmi
		5263	mov al, [ebx+52]
		5264	out dx, al
		5265	mov edx, [ebx+64]
709	diamond	5266	@@:
1055	Galkov	5267	in ax, dx
		5268	test al, 1
		5269	jz @b
709	diamond	5270	.nosmi:
1085	diamond	5271	and cx, 0x0707
		5272	shl cx, 2
		5273	or cx, 0x2020
1055	Galkov	5274	mov edx, [ebx+64]
		5275	in ax, dx
		5276	and ax, 203h
1085	diamond	5277	or ah, cl
1055	Galkov	5278	out dx, ax
		5279	mov edx, [ebx+68]
		5280	test edx, edx
		5281	jz @f
		5282	in ax, dx
		5283	and ax, 203h
1085	diamond	5284	or ah, ch
1055	Galkov	5285	out dx, ax
709	diamond	5286	@@:
1055	Galkov	5287	jmp $
709	diamond	5288
		5289
		5290	no_acpi_power_off:
1055	Galkov	5291	mov word [OS_BASE+0x467+0],pr_mode_exit
		5292	mov word [OS_BASE+0x467+2],0x1000
709	diamond	5293
1055	Galkov	5294	mov al,0x0F
		5295	out 0x70,al
		5296	mov al,0x05
		5297	out 0x71,al
709	diamond	5298
1055	Galkov	5299	mov al,0xFE
		5300	out 0x64,al
709	diamond	5301
1055	Galkov	5302	hlt
1085	diamond	5303	jmp $-1
709	diamond	5304
		5305	scan_rsdp:
1055	Galkov	5306	add eax, OS_BASE
709	diamond	5307	.s:
1055	Galkov	5308	cmp dword [eax], 'RSD '
		5309	jnz .n
		5310	cmp dword [eax+4], 'PTR '
		5311	jnz .n
		5312	xor edx, edx
		5313	xor esi, esi
709	diamond	5314	@@:
1055	Galkov	5315	add dl, [eax+esi]
		5316	inc esi
		5317	cmp esi, 20
		5318	jnz @b
		5319	test dl, dl
		5320	jz .ok
709	diamond	5321	.n:
1055	Galkov	5322	add eax, 10h
		5323	loop .s
		5324	stc
709	diamond	5325	.ok:
1055	Galkov	5326	ret
709	diamond	5327	end if
		5328
465	serge	5329	include "data32.inc"
1	ha	5330
465	serge	5331	__REV__ = __REV
1	ha	5332
		5333	uglobals_size = $ - endofcode
41	mikedld	5334	diff16 "end of kernel code",0,$

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(root)/kernel/trunk/kernel.asm – Rev 1663