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

Rev	Author	Line No.	Line
1	ha	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;;
		3	;; Kolibri OS - based on source code Menuet OS, but not 100% compatible.
		4	;;
		5	;; See file COPYING or GNU.TXT for details with these additional details:
		6	;; - All code written in 32 bit x86 assembly language
		7	;; - No external code (eg. bios) at process execution time
		8	;;
		9	;;
		10	;; Compile with last version FASM
		11	;;
		12	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
7	me_root	13	include "kglobals.inc"
1	ha	14	include "lang.inc"
		15
		16	WinMapAddress equ 0x460000
		17	display_data = 0x460000
		18
		19	max_processes equ 255
		20
		21	window_data equ 0x0000
		22	tss_data equ 0xD20000
		23	;tss_step equ (128+2048) ; tss & i/o - 16384 ports, * 256=557056
		24	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
		25	draw_data equ 0xC00000
		26	sysint_stack_data equ 0xC03000
		27
		28
		29	twdw equ (0x3000-window_data)
		30
		31	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		32	;;
		33	;; Included files:
		34	;;
		35	;; Kernel16.inc
		36	;; - Booteng.inc English text for bootup
		37	;; - Bootcode.inc Hardware setup
		38	;; - Pci16.inc PCI functions
		39	;;
		40	;; Kernel32.inc
		41	;; - Sys32.inc Process management
		42	;; - Shutdown.inc Shutdown and restart
		43	;; - Fat32.inc Read / write hd
		44	;; - Vesa12.inc Vesa 1.2 driver
		45	;; - Vesa20.inc Vesa 2.0 driver
		46	;; - Vga.inc VGA driver
		47	;; - Stack.inc Network interface
		48	;; - Mouse.inc Mouse pointer
		49	;; - Scincode.inc Window skinning
		50	;; - Pci32.inc PCI functions
		51	;;
		52	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		53
		54
		55	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		56	;; ;;
		57	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		58	;; ;;
		59	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		60
		61	use16
		62	org 0x10000
		63	macro diff16 title,l2
		64	{
		65	local s,d,l1
		66	s = l2
		67	display title,': 0x'
		68	repeat 8
		69	d = 48 + s shr ((8-%) shl 2) and $0F
		70	if d > 57
		71	d = d + 65-57-1
		72	end if
		73	display d
		74	end repeat
		75	display 13,10
		76	}
		77	jmp start_of_code
		78
		79	; mike.dld {
		80	db 0
		81	dd servetable-0x10000
		82	draw_line dd __sys_draw_line
		83	disable_mouse dd __sys_disable_mouse
		84	draw_pointer dd __sys_draw_pointer
		85	drawbar dd __sys_drawbar
		86	putpixel dd __sys_putpixel
		87	; } mike.dld
		88
33	mario79	89	version db 'Kolibri OS version 0.5.2.9 ',13,10,13,10,0
1	ha	90	;dd endofcode-0x10000
		91
		92	;db 'Boot02'
		93	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		94	include "boot/preboot.inc"
		95	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		96
		97	preboot_lfb db 0
		98	preboot_bootlog db 0
		99
		100
		101	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		102	;; ;;
		103	;; 16 BIT INCLUDED FILES ;;
		104	;; ;;
		105	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		106
7	me_root	107	include "kernel16.inc"
1	ha	108
		109	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		110	;; ;;
		111	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		112	;; ;;
		113	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		114
3	halyavin	115	os_data = os_data_l-gdts ; GDTs
		116	os_code = os_code_l-gdts
1	ha	117	int_code equ int_code_l-gdts
		118	int_data equ int_data_l-gdts
		119	tss0sys equ tss0sys_l-gdts
		120	graph_data equ 3+graph_data_l-gdts
		121	tss0 equ tss0_l-gdts
		122	app_code equ 3+app_code_l-gdts
		123	app_data equ 3+app_data_l-gdts
		124
		125
		126
		127	; CR0 Flags - Protected mode and Paging
		128
		129	mov ecx,0x00000001
		130	;and ebx,65535
		131	;cmp ebx,00100000000000000b ; lfb -> paging
		132	;jb no_paging
		133	;mov ax,0x0000
		134	;mov es,ax
		135	;mov al,[es:0x901E]
		136	;cmp al,1
		137	;je no_paging
		138	;or ecx, 0x80000000
		139	;no_paging:
		140
		141	; Enabling 32 bit protected mode
		142
		143	sidt [cs:old_ints_h-0x10000]
		144
		145	cli ; disable all irqs
		146	cld
		147	mov al,255 ; mask all irqs
		148	out 0xa1,al
		149	out 0x21,al
		150	l.5: in al, 0x64 ; Enable A20
		151	test al, 2
		152	jnz l.5
		153	mov al, 0xD1
		154	out 0x64, al
		155	l.6: in al, 0x64
		156	test al, 2
		157	jnz l.6
		158	mov al, 0xDF
		159	out 0x60, al
		160	lgdt [cs:gdts-0x10000] ; Load GDT
		161	mov eax, cr0 ; Turn on paging // protected mode
		162	or eax, ecx
		163	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		164	mov cr0, eax
		165	jmp byte $+2
		166	mov ax,os_data ; Selector for os
		167	mov ds,ax
		168	mov es,ax
		169	mov fs,ax
		170	mov gs,ax
		171	mov ss,ax
12	halyavin	172	mov esp,0x3ec00 ; Set stack
1	ha	173	jmp pword os_code:B32 ; jmp to enable 32 bit mode
		174
		175	use32
		176
		177	iglobal
		178	boot_memdetect db 'Determining amount of memory',0
		179	boot_fonts db 'Fonts loaded',0
		180	boot_tss db 'Setting TSSs',0
		181	boot_cpuid db 'Reading CPUIDs',0
		182	boot_devices db 'Detecting devices',0
		183	boot_timer db 'Setting timer',0
		184	boot_irqs db 'Reprogramming IRQs',0
		185	boot_setmouse db 'Setting mouse',0
		186	boot_windefs db 'Setting window defaults',0
		187	boot_bgr db 'Calculating background',0
		188	boot_resirqports db 'Reserving IRQs & ports',0
		189	boot_setrports db 'Setting addresses for IRQs',0
		190	boot_setostask db 'Setting OS task',0
		191	boot_allirqs db 'Unmasking all IRQs',0
		192	boot_tsc db 'Reading TSC',0
		193	boot_pal_ega db 'Setting EGA/CGA 320x200 palette',0
		194	boot_pal_vga db 'Setting VGA 640x480 palette',0
		195	boot_mtrr db 'Setting MTRR',0
		196	boot_tasking db 'All set - press ESC to start',0
		197	endg
		198
		199	iglobal
		200	boot_y dd 10
		201	endg
		202
		203	boot_log:
		204	pushad
		205
		206	mov edx,esi
		207	.bll3: inc edx
		208	cmp [edx],byte 0
		209	jne .bll3
		210	sub edx,esi
		211	mov eax,10*65536
		212	mov ax,word [boot_y]
		213	add [boot_y],dword 10
		214	mov ebx,0xffffff
		215	mov ecx,esi
		216	mov edi,1
		217	call dtext
		218
		219	mov [novesachecksum],1000
		220	call checkEgaCga
		221
		222	cmp [preboot_blogesc],byte 1
		223	je .bll2
		224
		225	cmp esi,boot_tasking
		226	jne .bll2
		227	; begin ealex 04.08.05
		228	; in al,0x61
		229	; and al,01111111b
		230	; out 0x61,al
		231	; end ealex 04.08.05
		232	.bll1: in al,0x60 ; wait for ESC key press
		233	cmp al,129
		234	jne .bll1
		235
		236	.bll2: popad
		237
		238	ret
		239
		240	uglobal
		241	cpuid_0 dd 0,0,0,0
		242	cpuid_1 dd 0,0,0,0
		243	cpuid_2 dd 0,0,0,0
		244	cpuid_3 dd 0,0,0,0
		245	endg
		246
		247	iglobal
		248	firstapp db 'LAUNCHER '
		249	char db 'CHAR MT '
		250	char2 db 'CHAR2 MT '
		251	bootpath db '/KOLIBRI '
		252	bootpath2 db 0
		253	vmode db 'VMODE MDR'
		254	vrr_m db 'VRR_M '
		255	endg
		256
		257
		258	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		259	;; ;;
		260	;; 32 BIT ENTRY ;;
		261	;; ;;
		262	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		263
		264	align 4
		265
		266	B32:
		267	; CLEAR 0x280000-0xF00000
		268
		269	xor eax,eax
		270	mov edi,0x280000
		271	mov ecx,(0x100000*0xF-0x280000) / 4
		272	cld
		273	rep stosd
		274	; CLEAR 0x80000-0x90000
		275	; xor eax,eax
		276	mov edi,0x80000
		277	mov ecx,(0x90000-0x80000)/4
		278	; cld
		279	rep stosd
		280
		281	; CLEAR KERNEL UNDEFINED GLOBALS
		282	mov edi, endofcode
		283	mov ecx, (uglobals_size/4)+4
		284	rep stosd
		285
		286	; SAVE & CLEAR 0-0xffff
		287
		288	mov esi,0x0000
		289	mov edi,0x2F0000
		290	mov ecx,0x10000 / 4
		291	cld
		292	rep movsd
		293	xor eax,eax
		294	mov edi,0
		295	mov ecx,0x10000 / 4
		296	cld
		297	rep stosd
		298
		299	; SAVE REAL MODE VARIABLES
		300	; movzx eax,byte [0x2f0000+0x9010] ; mouse port
		301	; mov [0xF604],byte 1 ;al
		302	mov al,[0x2f0000+0x9000] ; bpp
		303	mov [0xFBF1],al
		304	movzx eax,word [0x2f0000+0x900A] ; X max
		305	dec eax
		306	mov [0xfe00],eax
		307	movzx eax,word [0x2f0000+0x900C] ; Y max
		308	dec eax
		309	mov [0xfe04],eax
		310	movzx eax,word [0x2f0000+0x9008] ; screen mode
		311	mov [0xFE0C],eax
		312	mov eax,[0x2f0000+0x9014] ; Vesa 1.2 bnk sw add
		313	mov [0xE030],eax
		314	mov [0xfe08],word 640*4 ; Bytes PerScanLine
		315	cmp [0xFE0C],word 0x13 ; 320x200
		316	je @f
		317	cmp [0xFE0C],word 0x12 ; VGA 640x480
		318	je @f
		319	mov ax,[0x2f0000+0x9001] ; for other modes
		320	mov [0xfe08],ax
		321	@@:
		322
		323	; GRAPHICS ADDRESSES
		324
		325	;mov eax,0x100000*8 ; LFB address
		326	;cmp [0xfe0c],word 0x13
		327	;je no_d_lfb
		328	;cmp [0xfe0c],word 0x12
		329	;je no_d_lfb
		330	;cmp [0x2f0000+0x901e],byte 1
		331	;jne no_d_lfb
		332	mov byte [0x2f0000+0x901e],0x0
		333	mov eax,[0x2f0000+0x9018]
		334	;no_d_lfb:
		335	mov [0xfe80],eax
		336
		337	cmp [0xfe0c],word 0100000000000000b
		338	jge setvesa20
		339	cmp [0xfe0c],word 0x13
		340	je v20ga32
		341	mov [0xe020],dword Vesa12_putpixel24 ; Vesa 1.2
		342	mov [0xe024],dword Vesa12_getpixel24
		343	cmp [0xfbf1],byte 24
		344	jz ga24
		345	mov [0xe020],dword Vesa12_putpixel32
		346	mov [0xe024],dword Vesa12_getpixel32
		347	ga24:
		348	jmp v20ga24
		349	setvesa20:
		350	mov [0xe020],dword Vesa20_putpixel24 ; Vesa 2.0
		351	mov [0xe024],dword Vesa20_getpixel24
		352	cmp [0xfbf1],byte 24
		353	jz v20ga24
		354	v20ga32:
		355	mov [0xe020],dword Vesa20_putpixel32
		356	mov [0xe024],dword Vesa20_getpixel32
		357	v20ga24:
		358	cmp [0xfe0c],word 0x12 ; 16 C VGA 640x480
		359	jne no_mode_0x12
		360	mov [0xe020],dword VGA_putpixel
		361	mov [0xe024],dword Vesa20_getpixel32
		362	no_mode_0x12:
		363
		364	; MEMORY MODEL
		365
		366	; mov [0xfe84],dword 0x100000*16 ; apps mem base address
		367	; movzx ecx,byte [0x2f0000+0x9030]
		368	; dec ecx
		369	; mov eax,16*0x100000 ; memory-16
		370	; shl eax,cl
		371	; mov [0xfe8c],eax ; memory for use
		372	; cmp eax,16*0x100000
		373	; jne no16mb
		374	; mov [0xfe84],dword 0xD80000 ; !!! 10 !!!
		375	; no16mb:
		376
		377	; init:
		378	; 1) 0xFE84 - applications base
		379	; 2) 0xFE8C - total amount of memory
		380
		381	xor edi, edi
		382	m_GMS_loop:
		383	add edi, 0x400000
		384	mov eax, dword [edi]
		385	mov dword [edi], 'TEST'
		386	wbinvd
		387	cmp dword [edi], 'TEST'
		388	jne m_GMS_exit
		389	cmp dword [0], 'TEST'
		390	je m_GMS_exit
		391	mov dword [es:edi], eax
		392	jmp m_GMS_loop
		393	m_GMS_exit:
		394	mov [edi], eax
		395	; now edi contains the EXACT amount of memory
		396
		397	mov eax, 0x100000*16
		398	cmp edi, eax ;0x100000*16
		399	jb $ ; less than 16 Mb
		400
		401	mov dword [0xFE84], eax ;0x100000*16
		402	cmp edi, eax ;0x100000*16
		403	jne @f
		404	mov dword [0xFE84], 0xD80000 ; =0x100000*13.5
		405	@@:
		406	mov dword [0xFE8C], edi
		407
		408	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		409	include 'detect/disks.inc'
		410	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		411
		412	; CHECK EXTRA REGION
		413	; ENABLE PAGING
		414	mov eax,cr0
		415	or eax,0x80000000
		416	mov cr0,eax
		417	jmp $+2
		418	mov dword [0xfe80],0x800000
		419
		420	;Set base of graphic segment to linear address of LFB
		421	mov eax,[0xfe80] ; set for gs
		422	mov [graph_data_l+2],ax
		423	shr eax,16
		424	mov [graph_data_l+4],al
		425	mov [graph_data_l+7],ah
		426
		427	; READ RAMDISK IMAGE FROM HD
		428
		429	;!!!!!!!!!!!!!!!!!!!!!!!
		430	include 'boot/rdload.inc'
		431	;!!!!!!!!!!!!!!!!!!!!!!!
		432	; mov [dma_hdd],1
		433	; CALCULATE FAT CHAIN FOR RAMDISK
		434
		435	call calculatefatchain
		436
		437	; LOAD VMODE DRIVER
		438
		439	;!!!!!!!!!!!!!!!!!!!!!!!
		440	include 'vmodeld.inc'
		441	;!!!!!!!!!!!!!!!!!!!!!!!
		442
		443	; LOAD FONTS I and II
		444
		445	mov [0x3000],dword 1
		446	mov [0x3004],dword 1
		447	mov [0x3010],dword 0x3020
		448
		449	mov eax,char
		450	mov esi,12
		451	xor ebx,ebx
12	halyavin	452	mov ecx,2560;26000
		453	mov edx,0x3F600;0x37000
1	ha	454	call fileread
		455
		456	mov eax,char2
		457	mov esi,12
		458	xor ebx,ebx
12	halyavin	459	mov ecx,2560;26000
		460	mov edx,0x3EC00;0x30000
1	ha	461	call fileread
		462
		463	mov esi,boot_fonts
		464	call boot_log
		465
		466	; PRINT AMOUNT OF MEMORY
		467	mov esi, boot_memdetect
		468	call boot_log
		469
		470	movzx ecx, word [boot_y]
		471	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		472	sub ecx, 10
		473	mov edx, 0xFFFFFF
		474	mov ebx, [0xFE8C]
		475	shr ebx, 20
		476	mov edi, 1
		477	mov eax, 0x00040000
		478	call display_number
		479
		480	; CHECK EXTENDED REGION
		481	; mov dword [0x80000000],0x12345678
		482	; cmp dword [0x80000000],0x12345678
		483	; jz extended_region_found
		484	; mov esi,boot_ext_region
		485	; call boot_log
		486	; jmp $
		487	;extended_region_found:
		488
		489	call MEM_Init
		490	;add 0x800000-0xc00000 area
		491	cmp word [0xfe0c],0x13
		492	jle .less_memory
		493	mov eax,0x80000000 ;linear address
		494	mov ebx,0x400000 shr 12 ;size in pages (4Mb)
		495	mov ecx,0x800000 ;physical address
		496	jmp .end_first_block
		497	.less_memory:
		498	mov eax,0x80180000 ;linear address
		499	mov ebx,0x280000 shr 12 ;size in pages (2.5Mb)
		500	mov ecx,0x980000 ;physical address
		501	.end_first_block:
		502	call MEM_Add_Heap ;nobody can lock mutex yet
		503
		504	call create_general_page_table
		505	;add 0x1000000(0xd80000)-end_of_memory area
		506	mov eax,second_base_address
		507	mov ebx,[0xfe8c]
		508	mov ecx,[0xfe84]
		509	sub ebx,ecx
		510	shr ebx,12
		511	add eax,ecx
		512	call MEM_Add_Heap
		513	;init physical memory manager.
		514	call Init_Physical_Memory_Manager
		515
		516	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		517
		518	mov esi,boot_irqs
		519	call boot_log
		520	call rerouteirqs
		521
		522	mov esi,boot_tss
		523	call boot_log
		524
		525	; BUILD SCHEDULER
		526
		527	call build_scheduler ; sys32.inc
		528
		529	; LOAD IDT
13	poddubny	530	lidt [cs:idtreg]
1	ha	531
		532	; READ CPUID RESULT
		533
		534	mov esi,boot_cpuid
		535	call boot_log
		536	pushfd ; get current flags
		537	pop eax
		538	mov ecx,eax
		539	xor eax,0x00200000 ; attempt to toggle ID bit
		540	push eax
		541	popfd
		542	pushfd ; get new EFLAGS
		543	pop eax
		544	push ecx ; restore original flags
		545	popfd
		546	and eax,0x00200000 ; if we couldn't toggle ID,
		547	and ecx,0x00200000 ; then this is i486
		548	cmp eax,ecx
		549	jz nopentium
		550	; It's Pentium or later. Use CPUID
		551	mov edi,cpuid_0
		552	mov esi,0
		553	cpuid_new_read:
		554	mov eax,esi
		555	cpuid
		556	call cpuid_save
		557	add edi,4*4
		558	cmp esi,3
		559	jge cpuid_done
		560	cmp esi,[cpuid_0]
		561	jge cpuid_done
		562	inc esi
		563	jmp cpuid_new_read
		564	cpuid_save:
		565	mov [edi+00],eax
		566	mov [edi+04],ebx
		567	mov [edi+8],ecx
		568	mov [edi+12],edx
		569	ret
		570	cpuid_done:
		571	nopentium:
		572
		573	; CR4 flags - enable fxsave / fxrstore
		574	;
		575	; finit
		576	; mov eax,1
		577	; cpuid
		578	; test edx,1000000h
		579	; jz fail_fpu
		580	; mov eax,cr4
		581	; or eax,200h ; Enable fxsave/fxstor
		582	; mov cr4,eax
		583	; fail_fpu:
		584
33	mario79	585	;The CPU to this moment should be already in PM,
		586	;and bit MP of the register cr0 should be installed in 1.
		587	finit ;reset of the FPU (finit, instead of fninit)
		588	fsetpm ;enable PM of the FPU
		589	finit ;reset the registers, contents which are still equal RM
		590	;Now FPU too in PM
1	ha	591	; DETECT DEVICES
		592
		593	mov esi,boot_devices
		594	call boot_log
		595	call detect_devices
		596
		597	; TIMER SET TO 1/100 S
		598
		599	mov esi,boot_timer
		600	call boot_log
		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
		607
		608	; SET MOUSE
		609
		610	mov esi,boot_setmouse
		611	call boot_log
		612	call setmouse
		613
		614	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		615
		616	mov esi,boot_windefs
		617	call boot_log
		618	call setwindowdefaults
		619
		620	; SET BACKGROUND DEFAULTS
		621
		622	mov esi,boot_bgr
		623	call boot_log
		624	call calculatebackground
		625
		626	; RESERVE SYSTEM IRQ'S JA PORT'S
		627
		628	mov esi,boot_resirqports
		629	call boot_log
		630	call reserve_irqs_ports
		631
		632	; SET PORTS FOR IRQ HANDLERS
		633
		634	mov esi,boot_setrports
		635	call boot_log
		636	call setirqreadports
		637
		638	; SET UP OS TASK
		639
		640	mov esi,boot_setostask
		641	call boot_log
		642	; name for OS/IDLE process
		643	mov [0x80000+256+0],dword 'OS/I'
		644	mov [0x80000+256+4],dword 'DLE '
		645	; task list
		646	mov [0x3020+0xE],byte 1 ; on screen number
		647	mov [0x3020+0x4],dword 1 ; process id number
21	poddubny	648	mov [0x3020+0x10], dword 0 ; process base address
1	ha	649
		650	; set default flags & stacks
		651	mov [l.eflags],dword 0x11202 ; sti and resume
		652	mov [l.ss0], os_data
		653	; osloop - TSS
		654	mov eax,cr3
		655	mov [l.cr3],eax
		656	mov [l.eip],osloop
13	poddubny	657	mov [l.esp],sysint_stack_data + 4096*2 ; uses slot 1 stack
1	ha	658	mov [l.cs],os_code
		659	mov [l.ss],os_data
		660	mov [l.ds],os_data
		661	mov [l.es],os_data
		662	mov [l.fs],os_data
		663	mov [l.gs],os_data
		664	; move tss to tss_data+tss_step
		665	mov esi,tss_sceleton
		666	mov edi,tss_data+tss_step
		667	mov ecx,120/4
		668	cld
		669	rep movsd
		670
		671	mov ax,tss0
		672	ltr ax
		673
		674
		675	; READ TSC / SECOND
		676
		677	mov esi,boot_tsc
		678	call boot_log
		679	call _rdtsc
		680	mov ecx,eax
		681	mov esi,250 ; wait 1/4 a second
		682	call delay_ms
		683	call _rdtsc
		684	sub eax,ecx
		685	shl eax,2
		686	mov [0xf600],eax ; save tsc / sec
		687
		688	; SET VARIABLES
		689
		690	call set_variables
		691
		692	; STACK AND FDC
		693
		694	call stack_init
		695	call fdc_init
		696
		697	; PALETTE FOR 320x200 and 640x480 16 col
		698
		699	cmp [0xfe0c],word 0x12
		700	jne no_pal_vga
		701	mov esi,boot_pal_vga
		702	call boot_log
		703	call paletteVGA
		704	no_pal_vga:
		705
		706	cmp [0xfe0c],word 0x13
		707	jne no_pal_ega
		708	mov esi,boot_pal_ega
		709	call boot_log
		710	call palette320x200
		711	no_pal_ega:
		712
		713	; LOAD DEFAULT SKIN
		714
		715	call load_default_skin
33	mario79	716	call load_default_skin_1
1	ha	717
		718	; MTRR'S
		719
		720	call enable_mtrr
		721
		722
		723	; LOAD FIRST APPLICATION
21	poddubny	724	mov [0x3000],dword 1
		725	mov [0x3004],dword 1
1	ha	726	cli
		727	mov al,[0x2f0000+0x9030]
		728	cmp al,1
		729	jne no_load_vrr_m
		730	mov eax,vrr_m
		731	call start_application_fl
21	poddubny	732	cmp eax,2 ; if vrr_m app found (PID=2)
1	ha	733	je first_app_found
		734
21	poddubny	735	no_load_vrr_m:
1	ha	736	mov eax,firstapp
		737	call start_application_fl
		738
21	poddubny	739	cmp eax,2 ; continue if a process has been loaded
1	ha	740	je first_app_found
21	poddubny	741	mov eax, 0xDEADBEEF ; otherwise halt
		742	hlt
1	ha	743	first_app_found:
		744	cli
		745
21	poddubny	746	;mov [0x3004],dword 2
		747	mov [0x3000],dword 1 ; set OS task fisrt
1	ha	748
		749
21	poddubny	750	; SET KEYBOARD PARAMETERS
		751	mov al, 0xf6 ; reset keyboard, scan enabled
1	ha	752	call kb_write
		753
21	poddubny	754	; wait until 8042 is ready
33	mario79	755	; xor ecx,ecx
		756	; @@:
		757	; in al,64h
		758	; and al,00000010b
		759	; loopnz @b
		760	call Wait8042BufferEmpty
1	ha	761
		762	; mov al, 0xED ; svetodiody - only for testing!
		763	; call kb_write
		764	; call kb_read
		765	; mov al, 111b
		766	; call kb_write
		767	; call kb_read
		768
		769	mov al, 0xF3 ; set repeat rate & delay
		770	call kb_write
		771	call kb_read
		772	mov al, 00100010b ; 24 500 ;00100100b ; 20 500
		773	call kb_write
		774	call kb_read
		775	;// mike.dld [
		776	call set_lights
		777	;// mike.dld ]
		778
21	poddubny	779	; START MULTITASKING
1	ha	780
21	poddubny	781	mov esi,boot_tasking
		782	call boot_log
		783
		784	mov [0xe000],byte 1 ; multitasking enabled
		785
1	ha	786	; UNMASK ALL IRQ'S
		787
		788	mov esi,boot_allirqs
		789	call boot_log
		790
		791	cli ;guarantee forbidance of interrupts.
		792	mov al,0 ; unmask all irq's
		793	out 0xA1,al
		794	out 0x21,al
		795
		796	mov ecx,32
		797
		798	ready_for_irqs:
		799
		800	mov al,0x20 ; ready for irqs
		801	out 0x20,al
		802	out 0xa0,al
		803
		804	loop ready_for_irqs ; flush the queue
		805
		806	; mov [dma_hdd],1
		807
		808	sti
		809	jmp $ ; wait here for timer to take control
		810
		811	; Fly :)
		812
		813	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		814	; ;
33	mario79	815	; MAIN OS LOOP START ;
1	ha	816	; ;
		817	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		818	align 32
		819	osloop:
		820
		821	call [draw_pointer]
		822	call checkbuttons
		823	call main_loop_sys_getkey
		824	call checkwindows
		825	call check_window_move_request
		826	call checkmisc
		827	call checkEgaCga
		828	call stack_handler
		829	call checkidle
		830	call check_fdd_motor_status
		831	jmp osloop
33	mario79	832	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		833	; ;
		834	; MAIN OS LOOP END ;
		835	; ;
		836	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	837
		838	checkidle:
		839	pushad
		840
		841	cmp [check_idle_semaphore],0
		842	jne no_idle_state
		843
		844	call change_task
		845	mov eax,[idlemem]
		846	mov ebx,[timer_ticks] ;[0xfdf0]
		847	cmp eax,ebx
		848	jnz idle_exit
		849	call _rdtsc
		850	mov ecx,eax
		851	idle_loop:
		852	hlt
		853	cmp [check_idle_semaphore],0
		854	jne idle_loop_exit
		855	mov eax,[timer_ticks] ;[0xfdf0]
		856	cmp ebx,eax
		857	jz idle_loop
		858	idle_loop_exit:
		859	mov [idlemem],eax
		860	call _rdtsc
		861	sub eax,ecx
		862	mov ebx,[idleuse]
		863	add ebx,eax
		864	mov [idleuse],ebx
		865
		866	popad
		867	ret
		868
		869	idle_exit:
		870
		871	mov ebx,[timer_ticks] ;[0xfdf0]
		872	mov [idlemem],ebx
		873	call change_task
		874
		875	popad
		876	ret
		877
		878	no_idle_state:
		879
		880	dec [check_idle_semaphore]
		881
		882	mov ebx,[timer_ticks] ;[0xfdf0]
		883	mov [idlemem],ebx
		884	call change_task
		885
		886	popad
		887	ret
		888
		889	uglobal
		890	idlemem dd 0x0
		891	idleuse dd 0x0
		892	idleusesec dd 0x0
		893	check_idle_semaphore dd 0x0
		894	endg
		895
		896
		897
		898	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		899	; ;
		900	; INCLUDED SYSTEM FILES ;
		901	; ;
		902	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		903
		904
7	me_root	905	include "kernel32.inc"
1	ha	906
		907
		908	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		909	; ;
		910	; KERNEL FUNCTIONS ;
		911	; ;
		912	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		913
		914	enable_mtrr:
		915
		916	pushad
		917
		918	cmp [0x2f0000+0x901c],byte 2
		919	je no_mtrr
		920	mov eax,[0xFE0C] ; if no LFB then no MTRR
		921	test eax,0100000000000000b
		922	jz no_mtrr
		923	mov edx,[cpuid_1+3*4] ; edx - MTRR's supported ?
		924	test edx,1000000000000b
		925	jz no_mtrr
		926	call find_empty_mtrr
		927	cmp ecx,0
		928	jz no_mtrr
		929	mov esi,boot_mtrr ; 'setting mtrr'
		930	call boot_log
		931	mov edx,0x0 ; LFB , +8 M , write combine
		932	mov eax,[0x2f9018]
		933	or eax,1
		934	wrmsr
		935	inc ecx
		936	mov edx,0xf
		937	mov eax,0xff800800
		938	wrmsr
		939	mov ecx,0x2ff ; enable mtrr's
		940	rdmsr
		941	or eax,100000000000b ; set
		942	wrmsr
		943	no_mtrr:
		944
		945	popad
		946	ret
		947
		948
		949	find_empty_mtrr: ; 8 pairs checked
		950
		951	mov ecx,0x201-2
		952	mtrr_find:
		953	add ecx,2
		954	cmp ecx,0x200+8*2
		955	jge no_free_mtrr
		956	rdmsr
		957	test eax,0x0800
		958	jnz mtrr_find
		959	dec ecx
		960	ret
		961	no_free_mtrr:
		962	mov ecx,0
		963	ret
		964
		965	reserve_irqs_ports:
		966
		967	pushad
		968
		969	mov [irq_owner+4*0],byte 1 ; timer
		970	mov [irq_owner+4*1],byte 1 ; keyboard
		971	mov [irq_owner+4*5],byte 1 ; sound blaster
		972	mov [irq_owner+4*6],byte 1 ; floppy diskette
		973	mov [irq_owner+4*13],byte 1 ; math co-pros
		974	mov [irq_owner+4*14],byte 1 ; ide I
		975	mov [irq_owner+4*15],byte 1 ; ide II
		976	movzx eax,byte [0xf604] ; mouse irq
		977	dec eax
		978	add eax,mouseirqtable
		979	movzx eax,byte [eax]
		980	shl eax,2
		981	mov [irq_owner+eax],byte 1
		982
		983
		984	; RESERVE PORTS
		985	mov edi,1 ; 0x00-0xff
		986	mov [0x2d0000],edi
		987	shl edi,4
		988	mov [0x2d0000+edi+0],dword 1
		989	mov [0x2d0000+edi+4],dword 0x0
		990	mov [0x2d0000+edi+8],dword 0xff
		991	cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff
		992	jne ripl1
		993	inc dword [0x2d0000]
		994	mov edi,[0x2d0000]
		995	shl edi,4
		996	mov [0x2d0000+edi+0],dword 1
		997	mov [0x2d0000+edi+4],dword 0x3f0
		998	mov [0x2d0000+edi+8],dword 0x3ff
		999	ripl1:
		1000	cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff
		1001	jne ripl2
		1002	inc dword [0x2d0000]
		1003	mov edi,[0x2d0000]
		1004	shl edi,4
		1005	mov [0x2d0000+edi+0],dword 1
		1006	mov [0x2d0000+edi+4],dword 0x2f0
		1007	mov [0x2d0000+edi+8],dword 0x2ff
		1008	ripl2:
		1009
		1010	popad
		1011	ret
		1012
		1013	iglobal
		1014	mouseirqtable db 12 ; ps2
		1015	db 4 ; com1
		1016	db 3 ; com2
		1017	endg
		1018
		1019	setirqreadports:
		1020
		1021	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		1022	mov [irq12read+4],dword 0 ; end of port list
		1023	mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		1024	mov [irq04read+4],dword 0 ; end of port list
		1025	mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		1026	mov [irq03read+4],dword 0 ; end of port list
		1027
		1028	ret
		1029
		1030	iglobal
		1031	process_number dd 0x1
		1032	endg
		1033
		1034	uglobal
		1035	novesachecksum dd 0x0
		1036	endg
		1037
		1038	checkEgaCga:
		1039
		1040	cmp [0xfe0c],dword 0x13
		1041	je cnvl
		1042	ret
		1043	cnvl:
		1044
		1045	pushad
33	mario79	1046	; mov ecx,[0xfb0a]
		1047	; cmp ecx,[novesachecksum]
		1048	; jne novesal
		1049	; popad
		1050	; ret
1	ha	1051
		1052	novesal:
33	mario79	1053	; mov [novesachecksum],ecx
1	ha	1054	mov ecx,0
		1055	movzx eax,word [0xfb0c]
		1056	cmp eax,100
		1057	jge m13l3
		1058	mov eax,100
		1059	m13l3:
		1060	cmp eax,480-100
		1061	jbe m13l4
		1062	mov eax,480-100
		1063	m13l4:
		1064	sub eax,100
		1065	imul eax,640*4
		1066	add ecx,eax
		1067	movzx eax,word [0xfb0a]
		1068	cmp eax,160
		1069	jge m13l1
		1070	mov eax,160
		1071	m13l1:
		1072	cmp eax,640-160
		1073	jbe m13l2
		1074	mov eax,640-160
		1075	m13l2:
		1076	sub eax,160
		1077	shl eax,2
		1078	add ecx,eax
		1079	mov esi,[0xfe80]
		1080	add esi,ecx
		1081	mov edi,0xa0000
		1082	mov edx,200
		1083	mov ecx,320
		1084	cld
		1085	m13pix:
		1086	lodsd
		1087	push eax
		1088	mov ebx,eax
		1089	and eax,(128+64+32) ; blue
		1090	shr eax,5
		1091	and ebx,(128+64+32)*256 ; green
		1092	shr ebx,8+2
		1093	add eax,ebx
		1094	pop ebx
		1095	and ebx,(128+64)256256 ; red
		1096	shr ebx,8+8
		1097	add eax,ebx
		1098	stosb
		1099	loop m13pix
		1100	mov ecx,320
		1101	add esi,4*(640-320)
		1102	dec edx
		1103	jnz m13pix
		1104
		1105	popad
		1106	ret
		1107
		1108
		1109	palette320x200:
		1110
		1111	mov edx,0x3c8
		1112	xor eax, eax
		1113	out dx,al
		1114	mov ecx,256
		1115	mov edx,0x3c9
		1116	xor eax,eax
		1117
		1118	palnew:
		1119	mov al,0
		1120	test ah,64
		1121	jz pallbl1
		1122	add al,21
		1123	pallbl1:
		1124	test ah,128
		1125	jz pallbl2
		1126	add al,42
		1127	pallbl2:
		1128	out dx,al
		1129	mov al,0
		1130	test ah,8
		1131	jz pallbl3
		1132	add al,8
		1133	pallbl3:
		1134	test ah,16
		1135	jz pallbl4
		1136	add al,15
		1137	pallbl4:
		1138	test ah,32
		1139	jz pallbl5
		1140	add al,40
		1141	pallbl5:
		1142	out dx,al
		1143	mov al,0
		1144	test ah,1
		1145	jz pallbl6
		1146	add al,8
		1147	pallbl6:
		1148	test ah,2
		1149	jz pallbl7
		1150	add al,15
		1151	pallbl7:
		1152	test ah,4
		1153	jz pallbl8
		1154	add al,40
		1155	pallbl8:
		1156	out dx,al
		1157	add ah,1
		1158	loop palnew
		1159
		1160	ret
		1161
		1162	set_variables:
		1163
		1164	mov ecx,0x100 ; flush port 0x60
		1165	.fl60: in al,0x60
		1166	loop .fl60
		1167	mov [0xfcff],byte 0 ; mouse buffer
		1168	mov [0xf400],byte 0 ; keyboard buffer
		1169	mov [0xf500],byte 0 ; button buffer
		1170	; mov [0xfb0a],dword 100*65536+100 ; mouse x/y
		1171
		1172	push eax
		1173	mov ax,[0x2f0000+0x900c]
		1174	shr ax,1
		1175	shl eax,16
		1176	mov ax,[0x2f0000+0x900A]
		1177	shr ax,1
		1178	mov [0xfb0a],eax
		1179	pop eax
		1180
		1181	mov byte [SB16_Status],0 ; Minazzi Paolo
		1182	mov [display_data-12],dword 1 ; tiled background
		1183	mov [0xfe88],dword 0x2C0000 ; address of button list
		1184
		1185	;!! IP 04.02.2005:
		1186	mov [next_usage_update], 100
		1187	mov byte [0xFFFF], 0 ; change task if possible
		1188
		1189	ret
		1190
		1191	;* mouse centered - start code- Mario79
		1192	mouse_centered:
		1193	push eax
		1194	mov eax,[0xFE00]
		1195	shr eax,1
		1196	mov [0xFB0A],ax
		1197	mov eax,[0xFE04]
		1198	shr eax,1
		1199	mov [0xFB0C],ax
		1200	pop eax
		1201	ret
		1202	;* mouse centered - end code- Mario79
		1203
		1204	align 4
		1205
		1206	sys_outport:
		1207
		1208	mov edi,ebx ; separate flag for read / write
		1209	and ebx,65535
		1210
		1211	mov ecx,[0x2d0000]
		1212	test ecx,ecx
		1213	jne sopl8
		1214	mov [esp+36],dword 1
		1215	ret
		1216
		1217	sopl8:
		1218	mov edx,[0x3010]
		1219	mov edx,[edx+0x4]
		1220	and ebx,65535
		1221	cld
		1222	sopl1:
		1223
		1224	mov esi,ecx
		1225	shl esi,4
		1226	add esi,0x2d0000
		1227	cmp edx,[esi+0]
		1228	jne sopl2
		1229	cmp ebx,[esi+4]
		1230	jb sopl2
		1231	cmp ebx,[esi+8]
		1232	jg sopl2
		1233	jmp sopl3
		1234
		1235	sopl2:
		1236
		1237	dec ecx
		1238	jnz sopl1
		1239	mov [esp+36],dword 1
		1240	ret
		1241
		1242	sopl3:
		1243
		1244	test edi,0x80000000 ; read ?
		1245	jnz sopl4
		1246
		1247	mov dx,bx ; write
		1248	out dx,al
		1249	mov [esp+36],dword 0
		1250	ret
		1251
		1252	sopl4:
		1253
		1254	mov dx,bx ; read
		1255	in al,dx
		1256	and eax,0xff
		1257	mov [esp+36],dword 0
		1258	mov [esp+24],eax
		1259	ret
		1260
		1261
		1262
		1263	align 4
		1264	sys_sb16:
		1265
		1266	cmp word [sb16],word 0
		1267	jnz sb16l1
		1268	mov [esp+36],dword 1
		1269	ret
		1270	sb16l1:
		1271	mov [esp+36],dword 0
		1272	cmp eax,1 ; set volume - main
		1273	jnz sb16l2
		1274	mov dx,word [sb16]
		1275	add dx,4
		1276	mov al,0x22
		1277	out dx,al
		1278	mov esi,1
		1279	call delay_ms
		1280	mov eax,ebx
		1281	inc edx
		1282	out dx,al
		1283	ret
		1284	sb16l2:
		1285
		1286	cmp eax,2 ; set volume - cd
		1287	jnz sb16l3
		1288	mov dx,word [sb16]
		1289	add dx,4
		1290	mov al,0x28
		1291	out dx,al
		1292	mov esi,1
		1293	call delay_ms
		1294	mov eax,ebx
		1295	add edx,1
		1296	out dx,al
		1297	ret
		1298	sb16l3:
		1299	mov [esp+36],dword 2
		1300	ret
		1301
		1302
		1303	align 4
		1304
		1305	sys_sb16II:
		1306
		1307	cmp word [sb16],word 0
		1308	jnz IIsb16l1
		1309	mov [esp+36],dword 1
		1310	ret
		1311	IIsb16l1:
		1312
		1313	cmp eax,1 ; set volume - main
		1314	jnz IIsb16l2
		1315	; L
		1316	mov dx,word [sb16]
		1317	add dx,4
		1318	mov al,0x30
		1319	out dx,al
		1320	mov eax,ebx
		1321	inc edx
		1322	out dx,al
		1323	; R
		1324	mov dx,word [sb16]
		1325	add dx,4
		1326	mov al,0x31
		1327	out dx,al
		1328	mov eax,ebx
		1329	inc edx
		1330	out dx,al
		1331	mov [esp+36],dword 0
		1332	ret
		1333	IIsb16l2:
		1334
		1335	cmp eax,2 ; set volume - cd
		1336	jnz IIsb16l3
		1337	; L
		1338	mov dx,word [sb16]
		1339	add dx,4
		1340	mov al,0x36
		1341	out dx,al
		1342	mov eax,ebx
		1343	inc edx
		1344	out dx,al
		1345	; R
		1346	mov dx,word [sb16]
		1347	add dx,4
		1348	mov al,0x37
		1349	out dx,al
		1350	mov eax,ebx
		1351	inc edx
		1352	out dx,al
		1353	mov [esp+36],dword 0
		1354	ret
		1355	IIsb16l3:
		1356
		1357	mov [esp+36],dword 2
		1358	ret
		1359
		1360
		1361	align 4
		1362
		1363	sys_wss:
		1364
		1365	cmp word [wss],word 0
		1366	jnz wssl1
		1367	mov [esp+36],dword 1
		1368	ret
		1369	wssl1:
		1370
		1371	cmp eax,1 ; set volume - main
		1372	jnz wssl2
		1373	mov [esp+36],dword 0
		1374	ret
		1375	wssl2:
		1376
		1377	cmp eax,2 ; set volume - cd
		1378	jnz wssl3
		1379	; L
		1380	mov dx,word [wss]
		1381	add dx,4
		1382	mov al,0x2
		1383	out dx,al
		1384	mov esi,1
		1385	call delay_ms
		1386	mov eax,ebx
		1387	inc edx
		1388	out dx,al
		1389	; R
		1390	mov dx,word [wss]
		1391	add dx,4
		1392	mov al,0x3
		1393	out dx,al
		1394	mov esi,1
		1395	call delay_ms
		1396	mov eax,ebx
		1397	inc edx
		1398	out dx,al
		1399	mov [esp+36],dword 0
		1400	ret
		1401	wssl3:
		1402	mov [esp+36],dword 2
		1403	ret
		1404
		1405	display_number:
		1406
		1407	; eax = print type, al=0 -> ebx is number
		1408	; al=1 -> ebx is pointer
		1409	; ah=0 -> display decimal
		1410	; ah=1 -> display hexadecimal
		1411	; ah=2 -> display binary
		1412	; eax bits 16-21 = number of digits to display (0-32)
		1413	; eax bits 22-31 = reserved
		1414	;
		1415	; ebx = number or pointer
		1416	; ecx = x shl 16 + y
		1417	; edx = color
		1418
		1419	cmp eax,0xffff ; length > 0 ?
		1420	jge cont_displ
		1421	ret
		1422	cont_displ:
		1423
		1424	cmp eax,60*0x10000 ; length <= 60 ?
		1425	jbe cont_displ2
		1426	ret
		1427	cont_displ2:
		1428
		1429	pushad
		1430
		1431	cmp al,1 ; ecx is a pointer ?
		1432	jne displnl1
		1433	mov edi,[0x3010]
		1434	mov edi,[edi+0x10]
		1435	mov ebx,[edi+ebx]
		1436	displnl1:
		1437	sub esp,64
		1438
		1439	cmp ah,0 ; DECIMAL
		1440	jne no_display_desnum
		1441	shr eax,16
		1442	and eax,0x2f
		1443	push eax
		1444	;mov edi,[0x3010]
		1445	;mov edi,[edi+0x10]
		1446	mov edi,esp
		1447	add edi,4+64
		1448	mov ecx,eax
		1449	mov eax,ebx
		1450	mov ebx,10
		1451	d_desnum:
		1452	xor edx,edx
		1453	div ebx
		1454	add dl,48
		1455	mov [edi],dl
		1456	dec edi
		1457	loop d_desnum
		1458	pop eax
		1459	call draw_num_text
		1460	add esp,64
		1461	popad
		1462	ret
		1463	no_display_desnum:
		1464
		1465	cmp ah,0x01 ; HEXADECIMAL
		1466	jne no_display_hexnum
		1467	shr eax,16
		1468	and eax,0x2f
		1469	push eax
		1470	;mov edi,[0x3010]
		1471	;mov edi,[edi+0x10]
		1472	mov edi,esp
		1473	add edi,4+64
		1474	mov ecx,eax
		1475	mov eax,ebx
		1476	mov ebx,16
		1477	d_hexnum:
		1478	xor edx,edx
		1479	div ebx
		1480	add edx,hexletters
		1481	mov dl,[edx]
		1482	mov [edi],dl
		1483	dec edi
		1484	loop d_hexnum
		1485	pop eax
		1486	call draw_num_text
		1487	add esp,64
		1488	popad
		1489	ret
		1490	no_display_hexnum:
		1491
		1492	cmp ah,0x02 ; BINARY
		1493	jne no_display_binnum
		1494	shr eax,16
		1495	and eax,0x2f
		1496	push eax
		1497	;mov edi,[0x3010]
		1498	;mov edi,[edi+0x10]
		1499	mov edi,esp
		1500	add edi,4+64
		1501	mov ecx,eax
		1502	mov eax,ebx
		1503	mov ebx,2
		1504	d_binnum:
		1505	xor edx,edx
		1506	div ebx
		1507	add dl,48
		1508	mov [edi],dl
		1509	dec edi
		1510	loop d_binnum
		1511	pop eax
		1512	call draw_num_text
		1513	add esp,64
		1514	popad
		1515	ret
		1516	no_display_binnum:
		1517
		1518	add esp,64
		1519	popad
		1520	ret
		1521
		1522
		1523	draw_num_text:
		1524
		1525	; dtext
		1526	;
		1527	; eax x & y
		1528	; ebx color
		1529	; ecx start of text
		1530	; edx length
		1531	; edi 1 force
		1532
		1533	mov edx,eax
		1534	mov ecx,65
		1535	sub ecx,eax
		1536	add ecx,esp
		1537	add ecx,4
		1538	mov eax,[esp+64+32-8+4]
		1539	mov ebx,[esp+64+32-12+4]
		1540	push edx ; add window start x & y
		1541	push ebx
		1542	mov edx,[0x3010]
		1543	mov ebx,[edx-twdw]
		1544	shl ebx,16
		1545	add ebx,[edx-twdw+4]
		1546	add eax,ebx
		1547	pop ebx
		1548	pop edx
		1549	mov edi,0
		1550	call dtext
		1551
		1552	ret
		1553
		1554
		1555	read_string:
		1556
		1557	; eax read_area
		1558	; ebx color of letter
		1559	; ecx color of background
		1560	; edx number of letters to read
		1561	; esi [x start]*65536 + [y_start]
		1562
		1563	ret
		1564
		1565
		1566	align 4
		1567
		1568	sys_setup:
		1569
		1570	; 1=roland mpu midi base , base io address
		1571	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1572	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1573	; 4=sb16 base , base io address
		1574	; 5=system language, 1eng 2fi 3ger 4rus
		1575	; 6=wss base , base io address
		1576	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1577	; 8=fat32 partition in hd
		1578	; 9
		1579	; 10 = sound dma channel
		1580	; 11 = enable lba read
		1581	; 12 = enable pci access
		1582
		1583
		1584	mov [esp+36],dword 0
		1585	cmp eax,1 ; MIDI
		1586	jnz nsyse1
		1587	cmp ebx,0x100
		1588	jb nsyse1
		1589	mov edx,65535
		1590	cmp edx,ebx
		1591	jb nsyse1
		1592	mov [midi_base],bx
		1593	mov word [mididp],bx
		1594	inc bx
		1595	mov word [midisp],bx
		1596	ret
		1597
		1598	midi_base dw 0
		1599
		1600	nsyse1:
		1601
		1602	cmp eax,2 ; KEYBOARD
		1603	jnz nsyse2
		1604	cmp ebx,1
		1605	jnz kbnobase
		1606	mov edi,[0x3010]
		1607	add ecx,[edi+0x10]
		1608	mov eax,ecx
		1609	mov ebx,keymap
		1610	mov ecx,128
		1611	call memmove
		1612	ret
		1613	kbnobase:
		1614	cmp ebx,2
		1615	jnz kbnoshift
		1616	mov edi,[0x3010]
		1617	add ecx,[edi+0x10]
		1618	mov eax,ecx
		1619	mov ebx,keymap_shift
		1620	mov ecx,128
		1621	call memmove
		1622	ret
		1623	kbnoshift:
		1624	cmp ebx,3
		1625	jne kbnoalt
		1626	mov edi,[0x3010]
		1627	add ecx,[edi+0x10]
		1628	mov eax,ecx
		1629	mov ebx,keymap_alt
		1630	mov ecx,128
		1631	call memmove
		1632	ret
		1633	kbnoalt:
		1634	cmp ebx,9
		1635	jnz kbnocountry
		1636	mov word [keyboard],cx
		1637	ret
		1638	kbnocountry:
		1639	mov [esp+36],dword 1
		1640	ret
		1641	nsyse2:
		1642	cmp eax,3 ; CD
		1643	jnz nsyse3
		1644	mov [cd_base],bl
		1645	cmp ebx,1
		1646	jnz noprma
		1647	mov [cdbase],0x1f0
		1648	mov [cdid],0xa0
		1649	noprma:
		1650	cmp ebx,2
		1651	jnz noprsl
		1652	mov [cdbase],0x1f0
		1653	mov [cdid],0xb0
		1654	noprsl:
		1655	cmp ebx,3
		1656	jnz nosema
		1657	mov [cdbase],0x170
		1658	mov [cdid],0xa0
		1659	nosema:
		1660	cmp ebx,4
		1661	jnz nosesl
		1662	mov [cdbase],0x170
		1663	mov [cdid],0xb0
		1664	nosesl:
		1665	ret
		1666
		1667	cd_base db 0
		1668
		1669	nsyse3:
		1670
		1671	cmp eax,4 ; SB
		1672	jnz nsyse4
		1673	cmp ebx,0x100
		1674	jb nsyse4
		1675	mov edx,65535
		1676	cmp edx,ebx
		1677	jb nsyse4
		1678	mov word [sb16],bx
		1679	ret
		1680	nsyse4:
		1681
		1682	cmp eax,5 ; SYSTEM LANGUAGE
		1683	jnz nsyse5
		1684	mov [syslang],ebx
		1685	ret
		1686	nsyse5:
		1687
		1688	cmp eax,6 ; WSS
		1689	jnz nsyse6
		1690	cmp ebx,0x100
		1691	jb nsyse6
		1692	mov [wss],ebx
		1693	ret
		1694
		1695	wss_temp dd 0
		1696
		1697	nsyse6:
		1698
		1699	cmp eax,7 ; HD BASE
		1700	jne nsyse7
		1701	mov [hd_base],bl
		1702	cmp ebx,1
		1703	jnz noprmahd
		1704	mov [hdbase],0x1f0
		1705	mov [hdid],0x0
		1706	mov [hdpos],1
		1707	; call set_FAT32_variables
		1708	noprmahd:
		1709	cmp ebx,2
		1710	jnz noprslhd
		1711	mov [hdbase],0x1f0
		1712	mov [hdid],0x10
		1713	mov [hdpos],2
		1714	; call set_FAT32_variables
		1715	noprslhd:
		1716	cmp ebx,3
		1717	jnz nosemahd
		1718	mov [hdbase],0x170
		1719	mov [hdid],0x0
		1720	mov [hdpos],3
		1721	; call set_FAT32_variables
		1722	nosemahd:
		1723	cmp ebx,4
		1724	jnz noseslhd
		1725	mov [hdbase],0x170
		1726	mov [hdid],0x10
		1727	mov [hdpos],4
		1728	; call set_FAT32_variables
		1729	noseslhd:
		1730	mov [0xfe10],dword 0
		1731	call reserve_hd1
		1732	call clear_hd_cache
		1733	mov [hd1_status],0 ; free
		1734	ret
		1735
		1736	hd_base db 0
		1737
		1738	nsyse7:
		1739
		1740	cmp eax,8 ; HD PARTITION
		1741	jne nsyse8
		1742	mov [fat32part],ebx
		1743	; call set_FAT32_variables
		1744	call reserve_hd1
		1745	call clear_hd_cache
		1746	pusha
		1747	call choice_necessity_partition_1
		1748	popa
		1749	mov [hd1_status],0 ; free
		1750	ret
		1751	nsyse8:
		1752
		1753	cmp eax,10 ; SOUND DMA CHANNEL
		1754	jne no_set_sound_dma
		1755	mov [sound_dma],ebx
		1756	ret
		1757	no_set_sound_dma:
		1758
		1759	cmp eax,11 ; ENABLE LBA READ
		1760	jne no_set_lba_read
		1761	and ebx,1
		1762	mov [lba_read_enabled],ebx
		1763	ret
		1764	no_set_lba_read:
		1765
		1766	cmp eax,12 ; ENABLE PCI ACCESS
		1767	jne no_set_pci_access
		1768	and ebx,1
		1769	mov [pci_access_enabled],ebx
		1770	ret
		1771	no_set_pci_access:
		1772
		1773	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1774	include 'vmodeint.inc'
		1775	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1776
		1777	mov [esp+36],dword -1
		1778	ret
		1779
		1780
		1781	align 4
		1782
		1783	sys_getsetup:
		1784
		1785	; 1=roland mpu midi base , base io address
		1786	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1787	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1788	; 4=sb16 base , base io address
		1789	; 5=system language, 1eng 2fi 3ger 4rus
		1790	; 6=wss base
		1791	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1792	; 8=fat32 partition in hd
		1793	; 9=get hs timer tic
		1794
		1795	cmp eax,1
		1796	jne ngsyse1
		1797	movzx eax,[midi_base]
		1798	mov [esp+36],eax
		1799	ret
		1800	ngsyse1:
		1801
		1802	cmp eax,2
		1803	jne ngsyse2
		1804	cmp ebx,1
		1805	jnz kbnobaseret
		1806	mov edi,[0x3010]
		1807	add ecx,[edi+0x10]
		1808	mov ebx,ecx
		1809	mov eax,keymap
		1810	mov ecx,128
		1811	call memmove
		1812	ret
		1813	kbnobaseret:
		1814	cmp ebx,2
		1815	jnz kbnoshiftret
		1816	mov edi,[0x3010]
		1817	add ecx,[edi+0x10]
		1818	mov ebx,ecx
		1819	mov eax,keymap_shift
		1820	mov ecx,128
		1821	call memmove
		1822	ret
		1823	kbnoshiftret:
		1824	cmp ebx,3
		1825	jne kbnoaltret
		1826	mov edi,[0x3010]
		1827	add ecx,[edi+0x10]
		1828	mov ebx,ecx
		1829	mov eax,keymap_alt
		1830	mov ecx,128
		1831	call memmove
		1832	ret
		1833	kbnoaltret:
		1834	cmp ebx,9
		1835	jnz ngsyse2
		1836	movzx eax,word [keyboard]
		1837	mov [esp+36],eax
		1838	ret
		1839	ngsyse2:
		1840
		1841	cmp eax,3
		1842	jnz ngsyse3
		1843	movzx eax,[cd_base]
		1844	mov [esp+36],eax
		1845	ret
		1846	ngsyse3:
		1847
		1848	cmp eax,4
		1849	jne ngsyse4
		1850	mov eax,[sb16]
		1851	mov [esp+36],eax
		1852	ret
		1853	ngsyse4:
		1854
		1855	cmp eax,5
		1856	jnz ngsyse5
		1857	mov eax,[syslang]
		1858	mov [esp+36],eax
		1859	ret
		1860	ngsyse5:
		1861	cmp eax,6
		1862	jnz ngsyse6
		1863	mov eax,[wss]
		1864	mov [esp+36],eax
		1865	ret
		1866	ngsyse6:
		1867	cmp eax,7
		1868	jnz ngsyse7
		1869	movzx eax,[hd_base]
		1870	mov [esp+36],eax
		1871	ret
		1872	ngsyse7:
		1873	cmp eax,8
		1874	jnz ngsyse8
		1875	mov eax,[fat32part]
		1876	mov [esp+36],eax
		1877	ret
		1878	ngsyse8:
		1879	cmp eax,9
		1880	jne ngsyse9
		1881	mov eax,[timer_ticks] ;[0xfdf0]
		1882	mov [esp+36],eax
		1883	ret
		1884	ngsyse9:
		1885	cmp eax,10
		1886	jnz ngsyse10
		1887	mov eax,[sound_dma]
		1888	mov [esp+36],eax
		1889	ret
		1890	ngsyse10:
		1891	cmp eax,11
		1892	jnz ngsyse11
		1893	mov eax,[lba_read_enabled]
		1894	mov [esp+36],eax
		1895	ret
		1896	ngsyse11:
		1897	cmp eax,12
		1898	jnz ngsyse12
		1899	mov eax,[pci_access_enabled]
		1900	mov [esp+36],eax
		1901	ret
		1902	ngsyse12:
		1903	mov [esp+36],dword 1
		1904	ret
		1905
		1906
		1907	align 4
		1908
		1909	readmousepos:
		1910
		1911	; eax=0 screen relative
		1912	; eax=1 window relative
		1913	; eax=2 buttons pressed
		1914
		1915	test eax,eax
		1916	jnz nosr
		1917	mov eax,[0xfb0a]
		1918	shl eax,16
		1919	mov ax,[0xfb0c]
		1920	mov [esp+36],eax
		1921	ret
		1922	nosr:
		1923
		1924	cmp eax,1
		1925	jnz nowr
		1926	mov eax,[0xfb0a]
		1927	shl eax,16
		1928	mov ax,[0xfb0c]
		1929	mov esi,[0x3010]
		1930	sub esi,twdw
		1931	mov bx,[esi]
		1932	shl ebx,16
		1933	mov bx,[esi+4]
		1934	sub eax,ebx
		1935	mov [esp+36],eax
		1936	ret
		1937	nowr:
		1938
		1939	cmp eax,2
		1940	jnz nomb
		1941	movzx eax,byte [0xfb40]
		1942	nomb:
		1943	mov [esp+36],eax
		1944
		1945	ret
		1946
		1947	is_input:
		1948
		1949	push edx
		1950	mov dx,word [midisp]
		1951	in al,dx
		1952	and al,0x80
		1953	pop edx
		1954	ret
		1955
		1956
		1957	is_output:
		1958
		1959	push edx
		1960	mov dx,word [midisp]
		1961	in al,dx
		1962	and al,0x40
		1963	pop edx
		1964	ret
		1965
		1966
		1967	get_mpu_in:
		1968
		1969	push edx
		1970	mov dx,word [mididp]
		1971	in al,dx
		1972	pop edx
		1973	ret
		1974
		1975
		1976	put_mpu_out:
		1977
		1978	push edx
		1979	mov dx,word [mididp]
		1980	out dx,al
		1981	pop edx
		1982	ret
		1983
		1984
		1985	setuart:
		1986
		1987	su1:
		1988	call is_output
		1989	cmp al,0
		1990	jnz su1
		1991	mov dx,word [midisp]
		1992	mov al,0xff
		1993	out dx,al
		1994	su2:
		1995	mov dx,word [midisp]
		1996	mov al,0xff
		1997	out dx,al
		1998	call is_input
		1999	cmp al,0
		2000	jnz su2
		2001	call get_mpu_in
		2002	cmp al,0xfe
		2003	jnz su2
		2004	su3:
		2005	call is_output
		2006	cmp al,0
		2007	jnz su3
		2008	mov dx,word [midisp]
		2009	mov al,0x3f
		2010	out dx,al
		2011
		2012	ret
		2013
		2014
		2015	align 4
		2016
		2017	sys_midi:
		2018
		2019	cmp [mididp],0
		2020	jnz sm0
		2021	mov [esp+36],dword 1
		2022	ret
		2023	sm0:
		2024
		2025	cmp eax,1
		2026	mov [esp+36],dword 0
		2027	jnz smn1
		2028	call setuart
		2029	ret
		2030	smn1:
		2031
		2032	cmp eax,2
		2033	jnz smn2
		2034	sm10:
		2035	call get_mpu_in
		2036	call is_output
		2037	test al,al
		2038	jnz sm10
		2039	mov al,bl
		2040	call put_mpu_out
		2041	ret
		2042	smn2:
		2043
		2044	ret
		2045
		2046
		2047	detect_devices:
		2048	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2049	include 'detect/commouse.inc'
33	mario79	2050	include 'detect/ps2mouse.inc'
1	ha	2051	;include 'detect/dev_fd.inc'
		2052	;include 'detect/dev_hdcd.inc'
		2053	;include 'detect/sear_par.inc'
		2054	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		2055	ret
		2056
		2057
		2058	sys_end:
		2059
		2060	mov eax,[0x3010]
		2061	add eax,0xa
		2062	mov [eax],byte 3 ; terminate this program
		2063
		2064	waitterm: ; wait here for termination
		2065	mov eax,5
		2066	call delay_hs
		2067	jmp waitterm
		2068
		2069	sys_system:
		2070
		2071	cmp eax,1 ; BOOT
		2072	jnz nosystemboot
		2073	mov [0x2f0000+0x9030],byte 0
		2074	for_shutdown_parameter:
		2075	mov eax,[0x3004]
		2076	add eax,2
		2077	mov [shutdown_processes],eax
		2078	mov [0xFF00],al
		2079	xor eax, eax
		2080	ret
		2081	uglobal
		2082	shutdown_processes: dd 0x0
		2083	endg
		2084	nosystemboot:
		2085
		2086	cmp eax,2 ; TERMINATE
		2087	jnz noprocessterminate
		2088	cmp ebx,2
		2089	jb noprocessterminate
		2090	mov edx,[0x3004]
		2091	cmp ebx,edx
		2092	jg noprocessterminate
		2093	mov eax,[0x3004]
		2094	shl ebx,5
		2095	mov edx,[ebx+0x3000+4]
		2096	add ebx,0x3000+0xa
		2097
		2098	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		2099	mov [ebx],byte 3 ; clear possible i40's
		2100	;call MEM_Heap_UnLock
		2101
		2102	cmp edx,[application_table_status] ; clear app table stat
		2103	jne noatsc
		2104	mov [application_table_status],0
		2105	noatsc:
		2106	ret
		2107	noprocessterminate:
		2108
		2109	cmp eax,3 ; ACTIVATE WINDOW
		2110	jnz nowindowactivate
		2111	cmp ebx,2
		2112	jb nowindowactivate
		2113	cmp ebx,[0x3004]
		2114	ja nowindowactivate
		2115	; edi = position at window_data+
		2116	mov edi, ebx ; edi = process number
		2117	;shl ebx, 1
		2118	;add ebx, 0xc000
		2119	;mov esi, [ebx] ; esi = window stack value
		2120	;and esi, 0xffff ; word
		2121	movzx esi, word [0xC000 + ebx*2]
		2122	mov edx, [0x3004] ; edx = number of processes
		2123	cmp esi, edx
		2124	jz nowindowactivate ; continue if window_stack_value != number_of_processes
		2125	; i.e. if window is not already active
		2126
		2127	;* start code - get active process (1) - Mario79
33	mario79	2128	cli
1	ha	2129	mov [window_minimize],2
33	mario79	2130	; mov [active_process],edi
		2131	sti
1	ha	2132	;* end code - get active process (1) - Mario79
		2133
		2134	mov [0xff01],edi ; activate
		2135	xor eax, eax
		2136	ret
		2137
		2138	nowindowactivate:
		2139
		2140	cmp eax,4 ; GET IDLETIME
		2141	jnz nogetidletime
		2142	mov eax,[idleusesec]
		2143	ret
		2144	nogetidletime:
		2145
		2146	cmp eax,5 ; GET TSC/SEC
		2147	jnz nogettscsec
		2148	mov eax,[0xf600]
		2149	ret
		2150	nogettscsec:
		2151
		2152	; SAVE ramdisk to /hd/1/menuet.img
		2153	;!!!!!!!!!!!!!!!!!!!!!!!!
		2154	include 'blkdev/rdsave.inc'
		2155	;!!!!!!!!!!!!!!!!!!!!!!!!
		2156	cmp eax,7
		2157	jnz nogetactiveprocess
		2158	mov eax,[active_process]
		2159	ret
		2160	nogetactiveprocess:
		2161	cmp eax,8
		2162	jnz nosoundflag
		2163	cmp ebx,1
		2164	jne nogetsoundflag
		2165	movzx eax,byte [sound_flag] ; get sound_flag
		2166	ret
		2167	nogetsoundflag:
		2168	cmp ebx,2
		2169	jnz nosoundflag
		2170	inc byte [sound_flag] ; set sound_flag
		2171	and byte [sound_flag],1 ;
		2172	ret
		2173	nosoundflag:
		2174	cmp eax,9 ; system shutdown with param
		2175	jnz noshutdownsystem
		2176	cmp ebx,1
		2177	jl exit_for_anyone
		2178	cmp ebx,4
		2179	jg exit_for_anyone
		2180	mov [0x2f0000+0x9030],bl
		2181	jmp for_shutdown_parameter
		2182	noshutdownsystem:
		2183	cmp eax,10 ; minimize window
		2184	jnz nominimizewindow
		2185	mov [window_minimize],1
		2186	exit_for_anyone:
		2187	ret
		2188	nominimizewindow:
		2189	cmp eax,11 ; get disk info table
		2190	jnz nogetdiskinfo
		2191	cmp ebx,1
		2192	jnz full_table
		2193	small_table:
		2194	call for_all_tables
		2195	mov cx,10
		2196	cld
		2197	rep movsb
		2198	ret
		2199	for_all_tables:
		2200	mov edi,[3010h]
		2201	mov edi,[edi+10h]
		2202	add edi,ecx
		2203	mov esi,0x40000
		2204	xor ecx,ecx
		2205	ret
		2206	full_table:
		2207	cmp ebx,2
		2208	jnz exit_for_anyone
		2209	call for_all_tables
		2210	mov cx,16384
		2211	cld
		2212	rep movsd
		2213	ret
		2214	nogetdiskinfo:
		2215	cmp eax,12 ; get all key pressed with ALT
		2216	jnz nogetkey
		2217	mov eax,[last_key_press]
		2218	mov al,[keyboard_mode_sys]
		2219	mov [esp+36],eax
		2220	mov [last_key_press],0
		2221	.finish:
		2222	ret
		2223	nogetkey:
		2224	cmp eax,13 ; get kernel ID and version
		2225	jnz nogetkernel_id
		2226	mov edi,[3010h]
		2227	mov edi,[edi+10h]
		2228	add edi,ebx
		2229	mov esi,version_inf
		2230	mov ecx,version_end-version_inf
		2231	cld
		2232	rep movsb
		2233	ret
		2234	nogetkernel_id:
		2235	cmp eax,14 ; sys wait retrace
		2236	jnz nosys_wait_retrace
		2237	;wait retrace functions
		2238	sys_wait_retrace:
		2239	mov edx,0x3da
		2240	WaitRetrace_loop:
		2241	in al,dx
		2242	test al,1000b
		2243	jz WaitRetrace_loop
		2244	mov [esp+36],dword 0
		2245	ret
		2246	nosys_wait_retrace:
		2247	cmp eax,15 ; mouse centered
		2248	jnz no_mouse_centered
		2249	call mouse_centered
		2250	mov [esp+36],dword 0
		2251	ret
		2252	no_mouse_centered:
32	halyavin	2253	cmp eax,16
		2254	jnz no_get_free_space
		2255	mov eax,[MEM_FreeSpace]
		2256	shl eax,2
1	ha	2257	ret
32	halyavin	2258	no_get_free_space:
		2259	cmp eax,17
		2260	jnz no_get_all_space
		2261	mov eax,[MEM_AllSpace]
		2262	shl eax,2
		2263	ret
		2264	no_get_all_space:
		2265
		2266	ret
1	ha	2267	window_minimize db 0
		2268	sound_flag db 0
		2269	last_key_press dd 0
		2270	keyboard_mode_sys db 0
		2271
		2272	iglobal
		2273	version_inf:
33	mario79	2274	db 0,5,2,9 ; version 0.5.2.9
1	ha	2275	db UID_KOLIBRI
		2276	db 'Kolibri',0
		2277	version_end:
		2278	endg
		2279
		2280	UID_NONE=0
		2281	UID_MENUETOS=1 ;official
		2282	UID_KOLIBRI=2 ;russian
		2283
		2284	main_loop_sys_getkey:
		2285	cmp [0xf400],byte 0
		2286	je .finish
		2287	movzx eax,byte [0xf401]
		2288	shl eax,8
		2289	mov [last_key_press],eax
		2290	.finish:
		2291	ret
		2292
		2293	sys_cachetodiskette:
19	mario79	2294	; pushad
		2295	; cmp eax,1
		2296	; jne no_write_all_of_ramdisk
		2297	; call fdc_writeramdisk
		2298	; popad
		2299	; ret
		2300	; no_write_all_of_ramdisk:
		2301	; cmp eax,2
		2302	; jne no_write_part_of_ramdisk
		2303	; call fdc_commitflush
		2304	; popad
		2305	; ret
		2306	; no_write_part_of_ramdisk:
		2307	; cmp eax,3
		2308	; jne no_set_fdc
		2309	; call fdc_set
		2310	; popad
		2311	; ret
		2312	; no_set_fdc:
		2313	; cmp eax,4
		2314	; jne no_get_fdc
		2315	; popad
		2316	; call fdc_get
		2317	; mov [esp+36],ecx
		2318	; ret
		2319	; no_get_fdc:
		2320	; popad
		2321	; ret
		2322	cmp eax,1
		2323	jne no_floppy_a_save
		2324	mov [flp_number],1
		2325	jmp save_image_on_floppy
		2326	no_floppy_a_save:
1	ha	2327	cmp eax,2
19	mario79	2328	jne no_floppy_b_save
		2329	mov [flp_number],2
		2330	save_image_on_floppy:
		2331	call save_image
		2332	mov [esp+36],dword 0
		2333	cmp [FDC_Status],0
		2334	je yes_floppy_save
		2335	no_floppy_b_save:
		2336	mov [esp+36],dword 1
		2337	yes_floppy_save:
1	ha	2338	ret
		2339
		2340	uglobal
		2341	; bgrchanged dd 0x0
		2342	endg
		2343
		2344	sys_background:
		2345
		2346	cmp eax,1 ; BACKGROUND SIZE
		2347	jnz nosb1
		2348	cmp ebx,0
		2349	je sbgrr
		2350	cmp ecx,0
		2351	je sbgrr
		2352	mov [display_data-8],ebx
		2353	mov [display_data-4],ecx
		2354	; mov [bgrchanged],1
		2355	sbgrr:
		2356	ret
		2357	nosb1:
		2358
		2359	cmp eax,2 ; SET PIXEL
		2360	jnz nosb2
		2361	mov edx,0x160000-16
		2362	cmp edx,ebx
		2363	jbe nosb2
		2364	mov edx,[ebx]
		2365	and edx,0xFF000000 ;255256256*256
		2366	and ecx,0x00FFFFFF ;255256256+255*256+255
		2367	add edx,ecx
		2368	mov [ebx+0x300000],edx
		2369	; mov [bgrchanged],1
		2370	ret
		2371	nosb2:
		2372
		2373	cmp eax,3 ; DRAW BACKGROUND
		2374	jnz nosb3
		2375	draw_background_temp:
		2376	; cmp [bgrchanged],1 ;0
		2377	; je nosb31
		2378	;draw_background_temp:
		2379	; mov [bgrchanged],1 ;0
		2380	mov [0xfff0],byte 1
		2381	nosb31:
		2382	ret
		2383	nosb3:
		2384
		2385	cmp eax,4 ; TILED / STRETCHED
		2386	jnz nosb4
		2387	cmp ebx,[display_data-12]
		2388	je nosb41
		2389	mov [display_data-12],ebx
		2390	; mov [bgrchanged],1
		2391	nosb41:
		2392	ret
		2393	nosb4:
		2394
		2395	cmp eax,5 ; BLOCK MOVE TO BGR
		2396	jnz nosb5
		2397	; bughere
		2398	mov edi, [0x3010]
		2399	add ebx, [edi+0x10]
		2400	; mov esi, ebx
		2401	; mov edi, ecx
		2402	mov eax, ebx
		2403	mov ebx, ecx
		2404	add ecx, edx
		2405	cmp ecx, 0x160000-16
		2406	ja .fin
		2407	; add edi, 0x300000
		2408	add ebx, 0x300000
		2409	mov ecx, edx
		2410	cmp ecx, 0x160000-16
		2411	ja .fin
		2412	; mov [bgrchanged],1
		2413	; cld
		2414	; rep movsb
		2415	call memmove
		2416	.fin:
		2417	ret
		2418	nosb5:
		2419
		2420	ret
		2421
		2422
		2423	align 4
		2424
		2425	sys_getbackground:
		2426
		2427	cmp eax,1 ; SIZE
		2428	jnz nogb1
		2429	mov eax,[display_data-8]
		2430	shl eax,16
		2431	mov ax,[display_data-4]
		2432	mov [esp+36],eax
		2433	ret
		2434	nogb1:
		2435
		2436	cmp eax,2 ; PIXEL
		2437	jnz nogb2
		2438	mov edx,0x160000-16
		2439	cmp edx,ebx
		2440	jbe nogb2
		2441	mov eax, [ebx+0x300000]
		2442	and eax, 0xFFFFFF
		2443	mov [esp+36],eax
		2444	ret
		2445	nogb2:
		2446
		2447	cmp eax,4 ; TILED / STRETCHED
		2448	jnz nogb4
		2449	mov eax,[display_data-12]
		2450	nogb4:
		2451	mov [esp+36],eax
		2452	ret
		2453
		2454
		2455	align 4
		2456
		2457	sys_getkey:
		2458	mov [esp+36],dword 1
		2459	mov ebx, [0x3000] ; TOP OF WINDOW STACK
		2460	movzx ecx,word [0xC000 + ebx * 2]
		2461	mov edx,[0x3004]
		2462	cmp ecx,edx
		2463	jne .finish
		2464	cmp [0xf400],byte 0
		2465	je .finish
		2466	movzx eax,byte [0xf401]
		2467	shl eax,8
		2468	push eax
		2469	dec byte [0xf400]
		2470	and byte [0xf400],127
		2471	movzx ecx,byte [0xf400]
		2472	add ecx,2
		2473	; mov esi,0xf402
		2474	; mov edi,0xf401
		2475	; cld
		2476	; rep movsb
		2477	mov eax, 0xF402
		2478	mov ebx, 0xF401
		2479	call memmove
		2480	pop eax
		2481	mov [last_key_press],eax
		2482
		2483	mov eax,[kb_state]
		2484	and al,110000b
		2485	cmp al,100000b
		2486	je .yes_win_key
		2487	cmp al,10000b
		2488	je .yes_win_key
		2489	mov eax,[last_key_press]
		2490	jmp .no_win_key
		2491	; cmp ah,232
		2492	; je .yes_win_key
		2493	; cmp ah,233
		2494	; jne .no_win_key
		2495	.yes_win_key:
		2496	mov eax,1
		2497	.no_win_key:
		2498	mov [esp+36],eax
		2499	.finish:
		2500	ret
		2501
		2502
		2503	align 4
		2504
		2505	sys_getbutton:
		2506
		2507	mov ebx, [0x3000] ; TOP OF WINDOW STACK
		2508	mov [esp+36],dword 1
		2509	movzx ecx, word [0xC000 + ebx * 2]
		2510	mov edx, [0x3004] ; less than 256 processes
		2511	cmp ecx,edx
		2512	jne .exit
		2513	movzx eax,byte [0xf500]
		2514	test eax,eax
		2515	jz .exit
		2516	mov eax,[0xf501]
		2517	shl eax,8
		2518	mov [0xf500],byte 0
		2519	mov [esp+36],eax
		2520	.exit:
		2521	ret
		2522
		2523
		2524	align 4
		2525
		2526	sys_cpuusage:
		2527
		2528	; RETURN:
		2529	;
		2530	; +00 dword process cpu usage
		2531	; +04 word position in windowing stack
		2532	; +06 word windowing stack value at current position (cpu nro)
		2533	; +10 12 bytes name
		2534	; +22 dword start in mem
		2535	; +26 dword used mem
		2536	; +30 dword PID , process idenfification number
		2537	;
		2538
		2539	mov edi,[0x3010] ; eax = return area
		2540	add edi,0x10
		2541	add eax,[edi]
		2542
		2543	cmp ebx,-1 ; who am I ?
		2544	jne no_who_am_i
		2545	mov ebx,[0x3000]
		2546	no_who_am_i:
		2547
		2548	push eax ; return area
		2549	push ebx ; process number
		2550
		2551	push ebx
		2552	push ebx
		2553	push eax
		2554
		2555	; return memory usage
		2556
		2557	xor edx,edx
		2558	mov eax,0x20
		2559	mul ebx
		2560	add eax,0x3000+0x1c
		2561	mov ebx,eax
		2562	pop eax
		2563	mov ecx,[ebx]
		2564	mov [eax],ecx
		2565	pop ebx
		2566	; mov ebx,[esp]
		2567	; shl ebx,1
		2568	; add ebx,0xc000
		2569	mov cx, [0xC000 + ebx * 2]
		2570	mov [eax+4],cx
		2571	; mov ebx,[esp]
		2572	; shl ebx,1
		2573	; add ebx,0xc400
		2574	mov cx, [0xC400 + ebx * 2]
		2575	mov [eax+6],cx
		2576	; pop ebx
		2577	push eax
		2578	mov eax,ebx
		2579	shl eax,8
		2580	add eax,0x80000
		2581	pop ebx
		2582	add ebx,10
		2583	mov ecx,11
		2584	call memmove
		2585
		2586	; memory usage
		2587
		2588	xor eax,eax
		2589	mov edx,0x100000*16
		2590	pop ecx ; get gdt of tss
		2591	cmp ecx,1
		2592	je os_mem
		2593	shl ecx,8
		2594	mov edx,[0x80000+ecx+0x8c]
		2595	mov eax,std_application_base_address
		2596	;add ecx,0x80000+0x88
		2597	;mov ecx,[ecx]
		2598	; shl ecx,3
		2599	; eax run base -> edx used memory
		2600	; mov al,[ecx+gdts+ app_code-3 +4] ; base 23:16
		2601	; mov ah,[ecx+gdts+ app_code-3 +7] ; base 31:24
		2602	; shl eax,16
		2603	; mov ax,[ecx+gdts+ app_code-3 +2] ; base 0:15
		2604	; movzx edx,word [ecx+gdts+ app_code-3 +0]
		2605	; shl edx,12
		2606
		2607	os_mem:
		2608	dec edx
		2609	mov [ebx+12],eax
		2610	mov [ebx+16],edx
		2611
		2612	; PID (+30)
		2613
		2614	mov eax,[esp]
		2615	shl eax,5
		2616	add eax,0x3000+0x4
		2617	mov eax,[eax]
		2618	mov [ebx+20],eax
		2619
		2620	; window position and size
		2621
		2622	mov esi,[esp]
		2623	shl esi,5
		2624	add esi,window_data
		2625	mov edi,[esp+4]
		2626	add edi,34
		2627	mov ecx,4*4
		2628	cld
		2629	rep movsb
		2630
		2631	; Process state (+50)
		2632
		2633	mov eax,[esp]
		2634	shl eax,5
		2635	add eax,0x3000+0xa
		2636	mov eax,[eax]
		2637	mov [ebx+40],ax
		2638
		2639
		2640	pop ebx
		2641	pop eax
		2642
		2643	; return number of processes
		2644
		2645	mov eax,[0x3004]
		2646	mov [esp+36],eax
		2647	ret
		2648
		2649
		2650
		2651
		2652	align 4
		2653	sys_clock:
		2654	cli
		2655	; Mikhail Lisovin xx Jan 2005
		2656	@@: mov al, 10
		2657	out 0x70, al
		2658	in al, 0x71
		2659	test al, al
		2660	jns @f
		2661	mov esi, 1
		2662	call delay_ms
		2663	jmp @b
		2664	@@:
		2665	; end Lisovin's fix
		2666
		2667	xor al,al ; seconds
		2668	out 0x70,al
		2669	in al,0x71
		2670	movzx ecx,al
		2671	mov al,02 ; minutes
		2672	shl ecx,16
		2673	out 0x70,al
		2674	in al,0x71
		2675	movzx edx,al
		2676	mov al,04 ; hours
		2677	shl edx,8
		2678	out 0x70,al
		2679	in al,0x71
		2680	add ecx,edx
		2681	movzx edx,al
		2682	add ecx,edx
		2683	sti
		2684	mov [esp+36],ecx
		2685	ret
		2686
		2687
		2688	align 4
		2689
		2690	sys_date:
		2691
		2692	cli
		2693	mov al,6 ; day of week
		2694	out 0x70,al
		2695	in al,0x71
		2696	mov ch,al
		2697	mov al,7 ; date
		2698	out 0x70,al
		2699	in al,0x71
		2700	mov cl,al
		2701	mov al,8 ; month
		2702	shl ecx,16
		2703	out 0x70,al
		2704	in al,0x71
		2705	mov ch,al
		2706	mov al,9 ; year
		2707	out 0x70,al
		2708	in al,0x71
		2709	mov cl,al
		2710	sti
		2711	mov [esp+36],ecx
		2712	ret
		2713
		2714
		2715	; redraw status
		2716
		2717	sys_redrawstat:
		2718
		2719	cmp eax,1
		2720	jne no_widgets_away
		2721
		2722	; buttons away
		2723
		2724	mov ecx,[0x3000]
		2725
		2726	sys_newba2:
		2727
		2728	mov edi,[0xfe88]
		2729	cmp [edi],dword 0 ; empty button list ?
		2730	je end_of_buttons_away
		2731
		2732	movzx ebx,word [edi]
		2733	inc ebx
		2734
		2735	mov eax,edi
		2736
		2737	sys_newba:
		2738
		2739	dec ebx
		2740	jz end_of_buttons_away
		2741
		2742	add eax,0x10
		2743	cmp cx,[eax]
		2744	jnz sys_newba
		2745
		2746	push eax ebx ecx
		2747	mov ecx,ebx
		2748	inc ecx
		2749	shl ecx,4
		2750	mov ebx,eax
		2751	add eax,0x10
		2752	call memmove
		2753	dec dword [edi]
		2754	pop ecx ebx eax
		2755
		2756	jmp sys_newba2
		2757
		2758	end_of_buttons_away:
		2759
		2760	ret
		2761
		2762	no_widgets_away:
		2763
		2764	cmp eax,2
		2765	jnz srl1
		2766
		2767	mov edx,[0x3010] ; return whole screen draw area for this app
		2768	add edx,draw_data-0x3000
		2769	mov [edx+0],dword 0
		2770	mov [edx+4],dword 0
		2771	mov eax,[0xfe00]
		2772	mov [edx+8],eax
		2773	mov eax,[0xfe04]
		2774	mov [edx+12],eax
		2775
		2776	mov edi,[0x3010]
		2777	sub edi,twdw
		2778	mov [edi+30],byte 1 ; no new position & buttons from app
		2779
		2780	call sys_window_mouse
		2781
		2782	ret
		2783
		2784	srl1:
		2785
		2786	ret
		2787
		2788
		2789	sys_drawwindow:
		2790
		2791	mov edi,ecx
		2792	shr edi,16+8
		2793	and edi,15
		2794
		2795	cmp edi,0 ; type I - original style
		2796	jne nosyswI
33	mario79	2797	inc [mouse_pause]
1	ha	2798	call sys_set_window
		2799	call drawwindow_I
33	mario79	2800	dec [mouse_pause]
1	ha	2801	ret
		2802	nosyswI:
		2803
		2804	cmp edi,1 ; type II - only reserve area, no draw
		2805	jne nosyswII
33	mario79	2806	inc [mouse_pause]
1	ha	2807	call sys_set_window
		2808	call sys_window_mouse
33	mario79	2809	dec [mouse_pause]
1	ha	2810	ret
		2811	nosyswII:
		2812
		2813	cmp edi,2 ; type III - new style
		2814	jne nosyswIII
33	mario79	2815	inc [mouse_pause]
1	ha	2816	call sys_set_window
		2817	call drawwindow_III
33	mario79	2818	dec [mouse_pause]
1	ha	2819	ret
		2820	nosyswIII:
		2821
		2822	cmp edi,3 ; type IV - skinned window
		2823	jne nosyswIV
33	mario79	2824
		2825	cli
		2826	mov edi,[0x3010]
		2827	sub edi,0x3000
		2828	shr edi,5
		2829	cmp edi,[active_process]
		2830	jne @f
		2831	mov [aw_yes],1
		2832	jmp aw_yes_end
		2833	@@:
		2834	mov [aw_yes],0
		2835	aw_yes_end:
		2836	sti
		2837
		2838	inc [mouse_pause]
1	ha	2839	call sys_set_window
33	mario79	2840	call drawwindow_IV
		2841	dec [mouse_pause]
		2842	mov [aw_yes],0
1	ha	2843	ret
		2844	nosyswIV:
		2845
		2846	ret
		2847
		2848
		2849	sys_set_window:
		2850
		2851	mov edi,[0x3000]
		2852	shl edi,5
		2853	add edi,window_data
		2854
		2855	; colors
		2856	mov [edi+16],ecx
		2857	mov [edi+20],edx
		2858	mov [edi+24],esi
		2859
		2860	; check flag (?)
		2861	cmp [edi+30],byte 1
		2862	jz newd
		2863
		2864	push eax
		2865	mov eax,[timer_ticks] ;[0xfdf0]
		2866	add eax,100
		2867	mov [new_window_starting],eax
		2868	pop eax
		2869
		2870	mov [edi+8],ax
		2871	mov [edi+12],bx
		2872	shr eax,16
		2873	shr ebx,16
		2874	mov [edi+00],ax
		2875	mov [edi+04],bx
		2876
		2877
		2878	call check_window_position
		2879
		2880
		2881	push ecx esi edi ; save for window fullscreen/resize
		2882	mov esi,edi
		2883	sub edi,window_data
		2884	shr edi,5
		2885	shl edi,8
		2886	add edi,0x80000+0x90
		2887	mov ecx,4
		2888	cld
		2889	rep movsd
		2890	pop edi esi ecx
		2891
		2892	push eax ebx ecx edx
		2893	;;; mov eax, 1
		2894	;;; call delay_hs
		2895	movzx eax, word [edi+00]
		2896	movzx ebx, word [edi+04]
		2897	movzx ecx, word [edi+8]
		2898	movzx edx, word [edi+12]
		2899	add ecx, eax
		2900	add edx, ebx
		2901	call calculatescreen
		2902	pop edx ecx ebx eax
		2903
		2904	mov [0xf400],byte 0 ; empty keyboard buffer
		2905	mov [0xf500],byte 0 ; empty button buffer
		2906
		2907	newd:
		2908	mov [edi+31],byte 0 ; no redraw
		2909	mov edx,edi
		2910
		2911	ret
		2912
		2913
		2914	sys_window_move:
		2915
		2916	cmp [window_move_pr],0
		2917	je mwrl1
		2918
		2919	mov [esp+36],dword 1 ; return queue error
		2920
		2921	ret
		2922
		2923	mwrl1:
		2924
		2925	mov edi,[0x3000] ; requestor process base
		2926	mov [window_move_pr],edi
		2927
		2928	mov [window_move_eax],eax
		2929	mov [window_move_ebx],ebx
		2930	mov [window_move_ecx],ecx
		2931	mov [window_move_edx],edx
		2932
		2933	mov [esp+36],dword 0 ; return success
		2934
		2935	ret
		2936
		2937	type_background_1:
		2938	cmp [0xfff0],byte 0 ; background update ?
		2939	jz temp_nobackgr
		2940	mov [0xfff0],byte 2
		2941	call change_task
		2942	mov [draw_data+32+0],dword 0
		2943	mov [draw_data+32+4],dword 0
		2944	mov eax,[0xfe00]
		2945	mov ebx,[0xfe04]
		2946	mov [draw_data+32+8],eax
		2947	mov [draw_data+32+12],ebx
		2948	call drawbackground
		2949	mov [0xfff0],byte 0
		2950	mov [0xfff4],byte 0
		2951	temp_nobackgr:
		2952	ret
		2953
		2954	uglobal
		2955	window_move_pr dd 0x0
		2956	window_move_eax dd 0x0
		2957	window_move_ebx dd 0x0
		2958	window_move_ecx dd 0x0
		2959	window_move_edx dd 0x0
		2960	endg
		2961
		2962	;ok - 100% work
		2963	;nt - not tested
		2964	;---------------------------------------------------------------------------------------------
		2965	;eax
		2966	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		2967	;1 - change task. Ret nothing. Block. ok.
		2968	;2 - performance control
		2969	; ebx
		2970	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		2971	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		2972	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		2973	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		2974	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		2975	;eax
		2976	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		2977	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		2978	;---------------------------------------------------------------------------------------------
		2979	sys_sheduler: ;noname & halyavin
		2980	cmp eax,0
		2981	je shed_counter
		2982	cmp eax,2
		2983	je perf_control
		2984	cmp eax,3
		2985	je rdmsr_instr
		2986	cmp eax,4
		2987	je wrmsr_instr
		2988	cmp eax,1
		2989	jne not_supported
		2990	call change_task ;delay,0
		2991	ret
		2992	shed_counter:
		2993	mov eax,[context_counter]
		2994	mov [esp+36],eax
		2995	not_supported:
		2996	ret
		2997	perf_control:
		2998	inc eax ;now eax=3
		2999	cmp ebx,eax
		3000	je cache_disable
		3001	dec eax
		3002	cmp ebx,eax
		3003	je cache_enable
		3004	dec eax
		3005	cmp ebx,eax
		3006	je is_cache_enabled
		3007	dec eax
		3008	cmp ebx,eax
		3009	je modify_pce
		3010	ret
		3011
		3012	rdmsr_instr:
		3013	;now counter in ecx
		3014	;(edx:eax) esi:edi => edx:esi
		3015	mov eax,esi
		3016	rdmsr
		3017	mov [esp+36],eax
		3018	mov [esp+24],edx ;ret in ebx?
		3019	ret
		3020
		3021	wrmsr_instr:
		3022	;now counter in ecx
		3023	;(edx:eax) esi:edi => edx:esi
		3024	mov eax,esi
		3025	wrmsr
		3026	mov [esp+36],eax
		3027	mov [esp+24],edx ;ret in ebx?
		3028	ret
		3029
		3030	cache_disable:
		3031	mov eax,cr0
		3032	or eax,01100000000000000000000000000000b
		3033	mov cr0,eax
		3034	wbinvd ;set MESI
		3035	ret
		3036
		3037	cache_enable:
		3038	mov eax,cr0
		3039	and eax,10011111111111111111111111111111b
		3040	mov cr0,eax
		3041	ret
		3042
		3043	is_cache_enabled:
		3044	mov eax,cr0
		3045	mov ebx,eax
		3046	and eax,01100000000000000000000000000000b
		3047	jz cache_disabled
		3048	mov [esp+36],ebx
		3049	cache_disabled:
		3050	mov dword [esp+36],eax ;0
		3051	ret
		3052
		3053	modify_pce:
		3054	mov eax,cr4
		3055	; mov ebx,0
		3056	; or bx,100000000b ;pce
		3057	; xor eax,ebx ;invert pce
17	me_root	3058	bts eax,8 ;pce=cr4[8]
1	ha	3059	mov cr4,eax
		3060	mov [esp+36],eax
		3061	ret
		3062	;---------------------------------------------------------------------------------------------
		3063
		3064
		3065	; check if pixel is allowed to be drawn
		3066
		3067	checkpixel:
21	poddubny	3068	push eax edx
1	ha	3069
		3070	mov edx,[0xfe00] ; screen x size
		3071	inc edx
21	poddubny	3072	imul edx, ebx
1	ha	3073	mov dl, [eax+edx+display_data] ; lea eax, [...]
		3074
21	poddubny	3075	mov eax, [0x3010]
1	ha	3076
21	poddubny	3077	xor ecx, ecx
		3078	cmp byte [eax+0xe], dl
		3079	setne cl
1	ha	3080
21	poddubny	3081	pop edx eax
1	ha	3082	ret
		3083
		3084	uglobal
		3085	mouse_active db 0
		3086	endg
		3087	iglobal
		3088	cpustring db 'CPU '
		3089	endg
		3090
		3091
		3092	align 4
		3093	; check misc
		3094
		3095	checkmisc:
		3096
		3097	cmp [ctrl_alt_del], 1
		3098	jne nocpustart
		3099	mov eax, cpustring
		3100	call start_application_fl
		3101	mov [ctrl_alt_del], 0
		3102	nocpustart:
		3103	cmp [mouse_active], 1
		3104	jne mouse_not_active
		3105	mov [mouse_active], 0
		3106	xor edi, edi
		3107	mov ecx, [0x3004]
		3108	set_mouse_event:
		3109	add edi, 256
		3110	or [edi+0x80000+0xA8], dword 00100000b
		3111	loop set_mouse_event
		3112	mouse_not_active:
		3113
		3114
		3115	cmp [0xfff0],byte 0 ; background update ?
		3116	jz nobackgr
		3117	mov [0xfff0],byte 2
		3118	call change_task
		3119	mov [draw_data+32+0],dword 0
		3120	mov [draw_data+32+4],dword 0
		3121	mov eax,[0xfe00]
		3122	mov ebx,[0xfe04]
		3123	mov [draw_data+32+8],eax
		3124	mov [draw_data+32+12],ebx
		3125	call drawbackground
		3126	mov [0xfff0],byte 0
		3127	mov [0xfff4],byte 0
		3128
		3129	nobackgr:
		3130
		3131
		3132	; system shutdown request
		3133
		3134	cmp [0xFF00],byte 0
		3135	je noshutdown
		3136
		3137	mov edx,[shutdown_processes]
		3138	sub dl,2
		3139
		3140	cmp [0xff00],dl
		3141	jne no_mark_system_shutdown
		3142
		3143	mov edx,0x3040
		3144	movzx ecx,byte [0xff00]
		3145	add ecx,5
		3146	markz:
		3147	mov [edx+0xa],byte 3
		3148	add edx,0x20
		3149	loop markz
		3150
		3151	no_mark_system_shutdown:
		3152
		3153	call [disable_mouse]
		3154
		3155	dec byte [0xff00]
		3156
		3157	cmp [0xff00],byte 0
		3158	je system_shutdown
		3159
		3160	noshutdown:
		3161
		3162
		3163	mov eax,[0x3004] ; termination
		3164	mov ebx,0x3020+0xa
		3165	mov esi,1
		3166
		3167	newct:
		3168	mov cl,[ebx]
		3169	cmp cl,byte 3
		3170	jz terminate
		3171	cmp cl,byte 4
		3172	jz terminate
		3173
		3174	add ebx,0x20
		3175	inc esi
		3176	dec eax
		3177	jnz newct
		3178
		3179	ret
		3180
		3181
		3182
		3183
		3184	; redraw screen
		3185
		3186	redrawscreen:
		3187
		3188	; eax , if process window_data base is eax, do not set flag/limits
		3189
		3190	pushad
		3191	push eax
		3192
		3193	;;; mov eax,2
		3194	;;; call delay_hs
		3195
		3196	;mov ecx,0 ; redraw flags for apps
		3197	xor ecx,ecx
		3198	newdw2:
		3199
		3200	inc ecx
		3201	push ecx
		3202
		3203	mov eax,ecx
		3204	shl eax,5
		3205	add eax,window_data
		3206
		3207	cmp eax,[esp+4]
		3208	je not_this_task
		3209	; check if window in redraw area
		3210	mov edi,eax
		3211
		3212	cmp ecx,1 ; limit for background
		3213	jz bgli
		3214
		3215	mov eax,[edi+0]
		3216	mov ebx,[edi+4]
		3217	mov ecx,[edi+8]
		3218	mov edx,[edi+12]
		3219	add ecx,eax
		3220	add edx,ebx
		3221
		3222	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3223	cmp ecx,ebx
		3224	jb ricino
		3225
		3226	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3227	cmp ecx,eax
		3228	jb ricino
		3229
		3230	mov eax,[edi+0]
		3231	mov ebx,[edi+4]
		3232	mov ecx,[edi+8]
		3233	mov edx,[edi+12]
		3234	add ecx,eax
		3235	add edx,ebx
		3236
		3237	mov eax,[dly] ; eax = area y start edx = window y end
		3238	cmp edx,eax
		3239	jb ricino
		3240
		3241	mov eax,[dlx] ; eax = area x start ecx = window x end
		3242	cmp ecx,eax
		3243	jb ricino
		3244
		3245	bgli:
		3246
		3247	cmp edi,esi
		3248	jz ricino
		3249
		3250	mov eax,edi
		3251	add eax,draw_data-window_data
		3252
		3253	mov ebx,[dlx] ; set limits
		3254	mov [eax+0],ebx
		3255	mov ebx,[dly]
		3256	mov [eax+4],ebx
		3257	mov ebx,[dlxe]
		3258	mov [eax+8],ebx
		3259	mov ebx,[dlye]
		3260	mov [eax+12],ebx
		3261
		3262	sub eax,draw_data-window_data
		3263
		3264	cmp ecx,1
		3265	jne nobgrd
		3266	cmp esi,1
		3267	je newdw8
		3268	call drawbackground
		3269
		3270	newdw8:
		3271	nobgrd:
		3272
		3273	mov [eax+31],byte 1 ; mark as redraw
		3274
		3275	ricino:
		3276
		3277	not_this_task:
		3278
		3279	pop ecx
		3280
		3281	cmp ecx,[0x3004]
		3282	jle newdw2
		3283
		3284	pop eax
		3285	popad
		3286
		3287	ret
		3288
		3289	calculatebackground: ; background
		3290
		3291	; all black
		3292
		3293	mov [display_data-8],dword 4 ; size x
		3294	mov [display_data-4],dword 2 ; size y
		3295
		3296	mov edi, 0x300000 ; set background to black
		3297	xor eax, eax
		3298	mov ecx, 0x0fff00 / 4
		3299	cld
		3300	rep stosd
		3301
		3302	mov edi,display_data ; set os to use all pixels
		3303	mov eax,0x01010101
		3304	mov ecx,0x1fff00 / 4
		3305	rep stosd
		3306
		3307	mov byte [0xFFF0], 0 ; do not draw background!
		3308
		3309	ret
		3310
		3311	uglobal
		3312	imax dd 0x0
		3313	endg
		3314
		3315
		3316
		3317	delay_ms: ; delay in 1/1000 sec
		3318
		3319
		3320	push eax
		3321	push ecx
		3322
		3323	mov ecx,esi
		3324	;
		3325	imul ecx, 33941
		3326	shr ecx, 9
		3327	;
		3328
		3329	in al,0x61
		3330	and al,0x10
		3331	mov ah,al
		3332	cld
		3333
		3334	cnt1: in al,0x61
		3335	and al,0x10
		3336	cmp al,ah
		3337	jz cnt1
		3338
		3339	mov ah,al
		3340	loop cnt1
		3341
		3342	pop ecx
		3343	pop eax
		3344
		3345	ret
		3346
		3347
		3348	set_app_param:
		3349	push edi
		3350
		3351	mov edi,[0x3010]
		3352	mov [edi],eax
		3353
		3354	pop edi
		3355	ret
		3356
		3357
		3358
		3359	delay_hs: ; delay in 1/100 secs
		3360	push eax
		3361	push ecx
		3362	push edx
		3363
		3364	mov edx,[timer_ticks];[0xfdf0]
		3365	add edx,eax
		3366
		3367	newtic:
		3368	mov ecx,[timer_ticks];[0xfdf0]
		3369	cmp edx,ecx
		3370	jbe zerodelay
		3371
		3372	call change_task
		3373
		3374	jmp newtic
		3375
		3376	zerodelay:
		3377	pop edx
		3378	pop ecx
		3379	pop eax
		3380
		3381	ret
		3382
		3383
		3384	memmove: ; memory move in bytes
		3385
		3386	; eax = from
		3387	; ebx = to
		3388	; ecx = no of bytes
		3389	test ecx, ecx
		3390	jle .ret
		3391
		3392
		3393	push esi edi ecx
		3394
		3395	mov edi, ebx
		3396	mov esi, eax
		3397
		3398	test ecx, not 11b
		3399	jz @f
		3400
		3401	push ecx
		3402	shr ecx, 2
		3403	rep movsd
		3404	pop ecx
		3405	and ecx, 11b
		3406	jz .finish
		3407	@@:
		3408	rep movsb
		3409
		3410	.finish:
		3411	pop ecx edi esi
		3412	.ret:
		3413	ret
		3414
		3415
		3416	align 4
		3417
		3418	read_floppy_file:
		3419
		3420	; as input
		3421	;
		3422	; eax pointer to file
		3423	; ebx file lenght
		3424	; ecx start 512 byte block number
		3425	; edx number of blocks to read
		3426	; esi pointer to return/work area (atleast 20 000 bytes)
		3427	;
		3428	;
		3429	; on return
		3430	;
		3431	; eax = 0 command succesful
		3432	; 1 no fd base and/or partition defined
		3433	; 2 yet unsupported FS
		3434	; 3 unknown FS
		3435	; 4 partition not defined at hd
		3436	; 5 file not found
		3437	; ebx = size of file
		3438
		3439	mov edi,[0x3010]
		3440	add edi,0x10
		3441	add esi,[edi]
		3442	add eax,[edi]
		3443
		3444	pushad
		3445	mov edi,esi
		3446	add edi,1024
		3447	mov esi,0x100000+19*512
		3448	sub ecx,1
		3449	shl ecx,9
		3450	add esi,ecx
		3451	shl edx,9
		3452	mov ecx,edx
		3453	cld
		3454	rep movsb
		3455	popad
		3456
		3457	mov [esp+36],eax
		3458	mov [esp+24],ebx
		3459	ret
		3460
		3461
		3462
		3463	align 4
		3464
		3465	sys_programirq:
		3466
		3467	mov edi,[0x3010]
		3468	add edi,0x10
		3469	add eax,[edi]
		3470
		3471	mov edx,ebx
		3472	shl edx,2
		3473	add edx,irq_owner
		3474	mov edx,[edx]
		3475	mov edi,[0x3010]
		3476	mov edi,[edi+0x4]
		3477	cmp edx,edi
		3478	je spril1
		3479	mov [esp+36],dword 1
		3480	ret
		3481	spril1:
		3482
		3483	mov esi,eax
		3484	shl ebx,6
		3485	add ebx,irq00read
		3486	mov edi,ebx
		3487	mov ecx,16
		3488	cld
		3489	rep movsd
		3490	mov [esp+36],dword 0
		3491	ret
		3492
		3493
		3494	align 4
		3495
		3496	get_irq_data:
		3497
		3498	mov edx,eax ; check for correct owner
		3499	shl edx,2
		3500	add edx,irq_owner
		3501	mov edx,[edx]
		3502	mov edi,[0x3010]
		3503	mov edi,[edi+0x4]
		3504	cmp edx,edi
		3505	je gidril1
		3506	mov [esp+36],eax
		3507	mov [esp+32],dword 2
		3508	mov [esp+24],ebx
		3509	ret
		3510
		3511	gidril1:
		3512
		3513	mov ebx,eax
		3514	shl ebx,12
		3515	add ebx,0x2e0000
		3516	mov eax,[ebx]
		3517	mov ecx,1
		3518	test eax,eax
		3519	jz gid1
		3520
		3521	dec eax
		3522	mov esi,ebx
		3523	mov [ebx],eax
		3524	movzx ebx,byte [ebx+0x10]
		3525	add esi,0x10
		3526	mov edi,esi
		3527	inc esi
		3528	mov ecx,4000 / 4
		3529	cld
		3530	rep movsd
		3531	xor ecx,ecx
		3532	gid1:
		3533	mov [esp+36],eax
		3534	mov [esp+32],ecx
		3535	mov [esp+24],ebx
		3536	ret
		3537
		3538
		3539	set_io_access_rights:
		3540
		3541	pushad
		3542
		3543	mov edi,[0x3000]
		3544	imul edi,tss_step
		3545	add edi,tss_data+128
		3546	; add edi,128
		3547
		3548	mov ecx,eax
		3549	and ecx,7 ; offset in byte
		3550
		3551	shr eax,3 ; number of byte
		3552	add edi,eax
		3553
		3554	mov ebx,1
		3555	shl ebx,cl
		3556
		3557	cmp ebp,0 ; enable access - ebp = 0
		3558	jne siar1
		3559
		3560	not ebx
		3561	and [edi],byte bl
		3562
		3563	popad
		3564
		3565	ret
		3566
		3567	siar1:
		3568
		3569	or [edi],byte bl ; disable access - ebp = 1
		3570
		3571	popad
		3572
		3573	ret
		3574
		3575
		3576
		3577
		3578
		3579	r_f_port_area:
		3580
		3581	test eax, eax
		3582	jnz free_port_area
		3583	; je r_port_area
		3584	; jmp free_port_area
		3585
		3586	; r_port_area:
		3587
		3588	pushad
		3589
		3590	cmp ebx,ecx ; beginning > end ?
		3591	jg rpal1
		3592	mov esi,[0x2d0000]
		3593	cmp esi,0 ; no reserved areas ?
		3594	je rpal2
		3595	cmp esi,255 ; max reserved
		3596	jge rpal1
		3597	rpal3:
		3598	mov edi,esi
		3599	shl edi,4
		3600	add edi,0x2d0000
		3601	cmp ebx,[edi+8]
		3602	jg rpal4
		3603	cmp ecx,[edi+4]
		3604	jae rpal1
		3605	; jb rpal4
		3606	; jmp rpal1
		3607	rpal4:
		3608
		3609	dec esi
		3610	jnz rpal3
		3611	jmp rpal2
		3612	rpal1:
		3613	popad
		3614	mov eax,1
		3615	ret
		3616
		3617	rpal2:
		3618	popad
		3619
		3620
		3621	; enable port access at port IO map
		3622	cli
		3623	pushad ; start enable io map
		3624
		3625	cmp ecx,65536 ;16384
		3626	jae no_unmask_io ; jge
		3627
		3628	mov eax,ebx
		3629
		3630	new_port_access:
		3631
		3632	pushad
		3633
		3634	mov ebp,0 ; enable - eax = port
		3635	call set_io_access_rights
		3636
		3637	popad
		3638
		3639	inc eax
		3640	cmp eax,ecx
		3641	jbe new_port_access
		3642
		3643	no_unmask_io:
		3644
		3645	popad ; end enable io map
		3646	sti
		3647
		3648	mov edi,[0x2d0000]
		3649	add edi,1
		3650	mov [0x2d0000],edi
		3651	shl edi,4
		3652	add edi,0x2d0000
		3653	mov esi,[0x3010]
		3654	mov esi,[esi+0x4]
		3655	mov [edi],esi
		3656	mov [edi+4],ebx
		3657	mov [edi+8],ecx
		3658
		3659	xor eax, eax
		3660	ret
		3661
		3662
		3663
		3664
		3665	free_port_area:
		3666
		3667	pushad
		3668
		3669	mov esi,[0x2d0000] ; no reserved areas ?
		3670	cmp esi,0
		3671	je frpal2
		3672	mov edx,[0x3010]
		3673	mov edx,[edx+4]
		3674	frpal3:
		3675	mov edi,esi
		3676	shl edi,4
		3677	add edi,0x2d0000
		3678	cmp edx,[edi]
		3679	jne frpal4
		3680	cmp ebx,[edi+4]
		3681	jne frpal4
		3682	cmp ecx,[edi+8]
		3683	jne frpal4
		3684	jmp frpal1
		3685	frpal4:
		3686	dec esi
		3687	jnz frpal3
		3688	frpal2:
		3689	popad
		3690	mov eax,1
		3691	ret
		3692	frpal1:
		3693	mov ecx,256
		3694	sub ecx,esi
		3695	shl ecx,4
		3696	mov esi,edi
		3697	add esi,16
		3698	cld
		3699	rep movsb
		3700
		3701	dec dword [0x2d0000]
		3702
		3703	popad
		3704
		3705
		3706	; disable port access at port IO map
		3707
		3708	pushad ; start disable io map
		3709
		3710	cmp ecx,65536 ;16384
		3711	jge no_mask_io
		3712
		3713	mov eax,ebx
		3714
		3715	new_port_access_disable:
		3716
		3717	pushad
		3718
		3719	mov ebp,1 ; disable - eax = port
		3720	call set_io_access_rights
		3721
		3722	popad
		3723
		3724	inc eax
		3725	cmp eax,ecx
		3726	jbe new_port_access_disable
		3727
		3728	no_mask_io:
		3729
		3730	popad ; end disable io map
		3731
		3732	xor eax, eax
		3733	ret
		3734
		3735
		3736	reserve_free_irq:
		3737
		3738	cmp eax,0
		3739	jz reserve_irq
		3740
		3741	mov edi,ebx
		3742	shl edi,2
		3743	add edi,irq_owner
		3744	mov edx,[edi]
		3745	mov eax,[0x3010]
		3746	mov eax,[eax+0x4]
		3747	mov ecx,1
		3748	cmp edx,eax
		3749	jne fril1
		3750	mov [edi],dword 0
		3751	mov ecx,0
		3752	fril1:
		3753	mov [esp+36],ecx ; return in eax
		3754	ret
		3755
		3756	reserve_irq:
		3757
		3758	mov edi,ebx
		3759	shl edi,2
		3760	add edi,irq_owner
		3761	mov edx,[edi]
		3762	mov ecx,1
		3763	cmp edx,0
		3764	jne ril1
		3765
		3766	mov edx,[0x3010]
		3767	mov edx,[edx+0x4]
		3768	mov [edi],edx
		3769	mov ecx,0
		3770
		3771	ril1:
		3772
		3773	mov [esp+36],ecx ; return in eax
		3774
		3775	ret
		3776
		3777
		3778
		3779	drawbackground:
33	mario79	3780	inc [mouse_pause]
1	ha	3781	cmp [0xfe0c],word 0x12
		3782	jne dbrv12
		3783	cmp [display_data-12],dword 1
		3784	jne bgrstr12
		3785	call vga_drawbackground_tiled
33	mario79	3786	dec [mouse_pause]
1	ha	3787	ret
		3788	bgrstr12:
		3789	call vga_drawbackground_stretch
33	mario79	3790	dec [mouse_pause]
1	ha	3791	ret
		3792	dbrv12:
		3793
		3794	cmp [0xfe0c],word 0100000000000000b
		3795	jge dbrv20
		3796	cmp [0xfe0c],word 0x13
		3797	je dbrv20
		3798	call vesa12_drawbackground
33	mario79	3799	dec [mouse_pause]
1	ha	3800	ret
		3801	dbrv20:
		3802	cmp [display_data-12],dword 1
		3803	jne bgrstr
		3804	call vesa20_drawbackground_tiled
33	mario79	3805	dec [mouse_pause]
1	ha	3806	ret
		3807	bgrstr:
		3808	call vesa20_drawbackground_stretch
33	mario79	3809	dec [mouse_pause]
1	ha	3810	ret
		3811
		3812
33	mario79	3813
1	ha	3814	sys_putimage:
		3815	cmp [0xfe0c],word 0x12
		3816	jne spiv20
		3817	call vga_putimage
		3818	ret
		3819	spiv20:
		3820	cmp [0xfe0c],word 0100000000000000b
		3821	jge piv20
		3822	cmp [0xfe0c],word 0x13
		3823	je piv20
		3824	call vesa12_putimage
		3825	ret
		3826	piv20:
		3827	call vesa20_putimage
		3828	ret
		3829
		3830
		3831
		3832	; eax x beginning
		3833	; ebx y beginning
		3834	; ecx x end
		3835	; edx y end
		3836	; edi color
		3837
		3838	__sys_drawbar:
33	mario79	3839	inc [mouse_pause]
		3840	cmp [0xfe0c],word 0x12
		3841	jne sdbv20
		3842	call vga_drawbar
		3843	dec [mouse_pause]
		3844	ret
1	ha	3845	sdbv20:
		3846	cmp [0xfe0c],word 0100000000000000b
		3847	jge dbv20
		3848	cmp [0xfe0c],word 0x13
		3849	je dbv20
		3850	call vesa12_drawbar
33	mario79	3851	dec [mouse_pause]
1	ha	3852	ret
		3853	dbv20:
		3854	call vesa20_drawbar
33	mario79	3855	dec [mouse_pause]
1	ha	3856	ret
		3857
		3858
		3859
		3860	kb_read:
		3861
		3862	push ecx edx
		3863
		3864	mov ecx,0xffff
		3865	kr_loop:
		3866	in al,0x64
		3867	test al,1
		3868	jnz kr_ready
		3869	loop kr_loop
		3870	mov ah,1
		3871	jmp kr_exit
		3872	kr_ready:
		3873	push ecx
		3874	mov ecx,32
		3875	kr_delay:
		3876	loop kr_delay
		3877	pop ecx
		3878	in al,0x60
		3879	xor ah,ah
		3880	kr_exit:
		3881
		3882	pop edx ecx
		3883
		3884	ret
		3885
		3886
		3887	kb_write:
		3888
		3889	push ecx edx
		3890
		3891	mov dl,al
		3892	mov ecx,0xffff
		3893	kw_loop1:
		3894	in al,0x64
		3895	test al,0x20
		3896	jz kw_ok1
		3897	loop kw_loop1
		3898	mov ah,1
		3899	jmp kw_exit
		3900	kw_ok1:
		3901	in al,0x60
		3902	mov ecx,0xffff
		3903	kw_loop:
		3904	in al,0x64
		3905	test al,2
		3906	jz kw_ok
		3907	loop kw_loop
		3908	mov ah,1
		3909	jmp kw_exit
		3910	kw_ok:
		3911	mov al,dl
		3912	out 0x60,al
		3913	mov ecx,0xffff
		3914	kw_loop3:
		3915	in al,0x64
		3916	test al,2
		3917	jz kw_ok3
		3918	loop kw_loop3
		3919	mov ah,1
		3920	jmp kw_exit
		3921	kw_ok3:
		3922	mov ah,8
		3923	kw_loop4:
		3924	mov ecx,0xffff
		3925	kw_loop5:
		3926	in al,0x64
		3927	test al,1
		3928	jnz kw_ok4
		3929	loop kw_loop5
		3930	dec ah
		3931	jnz kw_loop4
		3932	kw_ok4:
		3933	xor ah,ah
		3934	kw_exit:
		3935
		3936	pop edx ecx
		3937
		3938	ret
		3939
		3940
		3941	kb_cmd:
		3942
		3943	mov ecx,0xffff
		3944	c_wait:
		3945	in al,0x64
		3946	test al,2
		3947	jz c_send
		3948	loop c_wait
		3949	jmp c_error
		3950	c_send:
		3951	mov al,bl
		3952	out 0x64,al
		3953	mov ecx,0xffff
		3954	c_accept:
		3955	in al,0x64
		3956	test al,2
		3957	jz c_ok
		3958	loop c_accept
		3959	c_error:
		3960	mov ah,1
		3961	jmp c_exit
		3962	c_ok:
		3963	xor ah,ah
		3964	c_exit:
		3965	ret
		3966
		3967
		3968	setmouse: ; set mousepicture -pointer
		3969	; ps2 mouse enable
		3970
		3971	mov [0xf200],dword mousepointer
		3972
		3973	cli
33	mario79	3974	; mov bl,0xa8 ; enable mouse cmd
		3975	; call kb_cmd
		3976	; call kb_read ; read status
		3977	; mov bl,0x20 ; get command byte
		3978	; call kb_cmd
		3979	; call kb_read
		3980	; or al,3 ; enable interrupt
		3981	; mov bl,0x60 ; write command
		3982	; push eax
		3983	; call kb_cmd
		3984	; pop eax
		3985	; call kb_write
		3986	; mov bl,0xd4 ; for mouse
		3987	; call kb_cmd
		3988	; mov al,0xf4 ; enable mouse device
		3989	; call kb_write
		3990	; call kb_read ; read status return
1	ha	3991
		3992	; com1 mouse enable
		3993
		3994	mov bx,0x3f8 ; combase
		3995
		3996	mov dx,bx
		3997	add dx,3
		3998	mov al,0x80
		3999	out dx,al
		4000
		4001	mov dx,bx
		4002	add dx,1
		4003	mov al,0
		4004	out dx,al
		4005
		4006	mov dx,bx
		4007	add dx,0
		4008	mov al,0x30*2 ; 0x30 / 4
		4009	out dx,al
		4010
		4011	mov dx,bx
		4012	add dx,3
		4013	mov al,2 ; 3
		4014	out dx,al
		4015
		4016	mov dx,bx
		4017	add dx,4
		4018	mov al,0xb
		4019	out dx,al
		4020
		4021	mov dx,bx
		4022	add dx,1
		4023	mov al,1
		4024	out dx,al
		4025
		4026
		4027	; com2 mouse enable
		4028
		4029	mov bx,0x2f8 ; combase
		4030
		4031	mov dx,bx
		4032	add dx,3
		4033	mov al,0x80
		4034	out dx,al
		4035
		4036	mov dx,bx
		4037	add dx,1
		4038	mov al,0
		4039	out dx,al
		4040
		4041	mov dx,bx
		4042	add dx,0
		4043	mov al,0x30*2
		4044	out dx,al
		4045
		4046	mov dx,bx
		4047	add dx,3
		4048	mov al,2
		4049	out dx,al
		4050
		4051	mov dx,bx
		4052	add dx,4
		4053	mov al,0xb
		4054	out dx,al
		4055
		4056	mov dx,bx
		4057	add dx,1
		4058	mov al,1
		4059	out dx,al
		4060
		4061	ret
		4062
		4063
		4064	_rdtsc:
		4065
		4066	mov edx,[cpuid_1+3*4]
		4067	test edx,00010000b
		4068	jz ret_rdtsc
		4069	rdtsc
		4070	ret
		4071	ret_rdtsc:
		4072	mov edx,0xffffffff
		4073	mov eax,0xffffffff
		4074	ret
		4075
		4076
		4077
		4078	rerouteirqs:
		4079
		4080	cli
		4081
		4082	mov al,0x11 ; icw4, edge triggered
		4083	out 0x20,al
		4084	call pic_delay
		4085	out 0xA0,al
		4086	call pic_delay
		4087
		4088	mov al,0x20 ; generate 0x20 +
		4089	out 0x21,al
		4090	call pic_delay
		4091	mov al,0x28 ; generate 0x28 +
		4092	out 0xA1,al
		4093	call pic_delay
		4094
		4095	mov al,0x04 ; slave at irq2
		4096	out 0x21,al
		4097	call pic_delay
		4098	mov al,0x02 ; at irq9
		4099	out 0xA1,al
		4100	call pic_delay
		4101
		4102	mov al,0x01 ; 8086 mode
		4103	out 0x21,al
		4104	call pic_delay
		4105	out 0xA1,al
		4106	call pic_delay
		4107
		4108	mov al,255 ; mask all irq's
		4109	out 0xA1,al
		4110	call pic_delay
		4111	out 0x21,al
		4112	call pic_delay
		4113
		4114	mov ecx,0x1000
		4115	cld
		4116	picl1: call pic_delay
		4117	loop picl1
		4118
		4119	mov al,255 ; mask all irq's
		4120	out 0xA1,al
		4121	call pic_delay
		4122	out 0x21,al
		4123	call pic_delay
		4124
		4125	cli
		4126
		4127	ret
		4128
		4129
		4130	pic_delay:
		4131
		4132	jmp pdl1
		4133	pdl1: ret
		4134
		4135
		4136	sys_msg_board_str:
		4137
		4138	pushad
		4139	@@:
		4140	cmp [esi],byte 0
		4141	je @f
		4142	mov eax,1
		4143	movzx ebx,byte [esi]
		4144	call sys_msg_board
		4145	inc esi
		4146	jmp @b
		4147	@@:
		4148	popad
		4149	ret
		4150
		4151	uglobal
		4152	msg_board_data: times 512 db 0
		4153	msg_board_count dd 0x0
		4154	endg
		4155
		4156	sys_msg_board:
		4157
		4158	; eax=1 : write : bl byte to write
		4159	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4160
		4161	mov ecx,[msg_board_count]
		4162	cmp eax, 1
		4163	jne smbl1
		4164
		4165
		4166	mov [msg_board_data+ecx],bl
		4167	inc ecx
		4168	and ecx, 511
		4169	mov [msg_board_count], ecx
		4170	mov [check_idle_semaphore], 5
		4171	ret
		4172	smbl1:
		4173
		4174	cmp eax, 2
		4175	jne smbl2
		4176	test ecx, ecx
		4177	jz smbl21
		4178	; mov edi, msg_board_data
		4179	; mov esi, msg_board_data+1
		4180	; movzx eax, byte [edi]
		4181	mov eax, msg_board_data+1
		4182	mov ebx, msg_board_data
		4183	movzx edx, byte [ebx]
		4184	call memmove
		4185	; push ecx
		4186	; shr ecx, 2
		4187	; cld
		4188	; rep movsd
		4189	; pop ecx
		4190	; and ecx, 3
		4191	; rep movsb
		4192	dec [msg_board_count]
		4193	mov [esp+36], edx ;eax
		4194	mov [esp+24], dword 1
		4195	ret
		4196	smbl21:
		4197	mov [esp+36], ecx
		4198	mov [esp+24], ecx
		4199
		4200	smbl2:
		4201	ret
		4202
		4203
		4204
		4205	sys_trace:
		4206
		4207	test eax, eax ; get event data
		4208	jnz no_get_sys_events
		4209
		4210	mov esi,save_syscall_data ; data
		4211	mov edi,[0x3010]
		4212	mov edi,[edi+0x10]
		4213	add edi,ebx
		4214	cld
		4215	rep movsb
		4216
		4217	mov [esp+24],dword 0
		4218	mov eax,[save_syscall_count] ; count
		4219	mov [esp+36],eax
		4220	ret
		4221
		4222	no_get_sys_events:
		4223
		4224	ret
		4225
		4226
		4227	sys_process_def:
		4228
		4229	cmp eax,1 ; set keyboard mode
		4230	jne no_set_keyboard_setup
		4231
		4232	mov edi,[0x3000]
		4233	shl edi,8
		4234	add edi,0x80000+0xB4
		4235	mov [edi],bl
		4236
		4237	ret
		4238
		4239	no_set_keyboard_setup:
		4240
		4241	cmp eax,2 ; get keyboard mode
		4242	jne no_get_keyboard_setup
		4243
		4244	mov edi,[0x3000]
		4245	shl edi,8
		4246	add edi,0x80000+0xB4
		4247	movzx eax, byte [edi]
		4248
		4249	mov [esp+36],eax
		4250
		4251	ret
		4252
		4253	no_get_keyboard_setup:
		4254
		4255	cmp eax,3 ; get keyboard ctrl, alt, shift
		4256	jne no_get_keyboard_cas
		4257
		4258	; xor eax,eax
		4259	; movzx eax,byte [shift]
		4260	; movzx ebx,byte [ctrl]
		4261	; shl ebx,2
		4262	; add eax,ebx
		4263	; movzx ebx,byte [alt]
		4264	; shl ebx,3
		4265	; add eax,ebx
		4266
		4267	;// mike.dld [
		4268	mov eax, [kb_state]
		4269	;// mike.dld ]
		4270
		4271	mov [esp+36],eax
		4272
		4273	ret
		4274
		4275	no_get_keyboard_cas:
		4276
		4277
		4278	ret
		4279
		4280
		4281	sys_ipc:
		4282	cmp eax,1 ; DEFINE IPC MEMORY
		4283	jne no_ipc_def
		4284	mov edi,[0x3000]
		4285	shl edi,8
		4286	add edi,0x80000
		4287	mov [edi+0xA0],ebx
		4288	mov [edi+0xA4],ecx
		4289	mov [esp+36],dword 0
		4290	ret
		4291	no_ipc_def:
		4292
		4293	cmp eax,2 ; SEND IPC MESSAGE
		4294	jne no_ipc_send
		4295	mov esi,1
		4296	mov edi,0x3020
		4297	ipcs1:
		4298	cmp [edi+4],ebx
		4299	je ipcs2
		4300	add edi,0x20
		4301	inc esi
		4302	cmp esi,[0x3004]
		4303	jbe ipcs1
		4304	mov [esp+36],dword 4
		4305	ret
		4306	ipcs2:
		4307
		4308	cli
		4309
		4310	push esi
		4311	mov eax,esi
		4312	shl eax,8
		4313	mov ebx,[eax+0x80000+0xa0]
		4314	test ebx,ebx ; ipc area not defined ?
		4315	je ipc_err1
		4316
		4317	add ebx,[eax+0x80000+0xa4]
		4318	mov eax,esi
		4319	shl eax,5
		4320	add ebx,[eax+0x3000+0x10] ; ebx <- max data position
		4321
		4322	mov eax,esi ; to
		4323	shl esi,8
		4324	add esi,0x80000
		4325	mov edi,[esi+0xa0]
		4326	shl eax,5
		4327	add eax,0x3000
		4328	add edi,[eax+0x10]
		4329
		4330	cmp [edi],byte 0 ; overrun ?
		4331	jne ipc_err2
		4332
		4333	mov ebp,edi
		4334	add edi,[edi+4]
		4335	add edi,8
		4336
		4337	mov esi,ecx ; from
		4338	mov eax,[0x3010]
		4339	mov eax,[eax+0x10]
		4340	add esi,eax
		4341
		4342	mov ecx,edx ; size
		4343
		4344	mov eax,edi
		4345	add eax,ecx
		4346	cmp eax,ebx
		4347	jge ipc_err3 ; not enough room ?
		4348
		4349	push ecx
		4350
		4351	mov eax,[0x3010]
		4352	mov eax,[eax+4]
		4353	mov [edi-8],eax
		4354	mov [edi-4],ecx
		4355	cld
		4356	rep movsb
		4357
		4358	pop ecx
		4359	add ecx,8
		4360
		4361	mov edi,ebp ; increase memory position
		4362	add dword [edi+4],ecx
		4363
		4364	mov edi,[esp]
		4365	shl edi,8
		4366	or dword [edi+0x80000+0xA8],dword 01000000b ; ipc message
		4367
		4368	cmp [check_idle_semaphore],dword 20
		4369	jge ipc_no_cis
		4370	mov [check_idle_semaphore],5
		4371	ipc_no_cis:
		4372
		4373	xor eax, eax
		4374
		4375	ipc_err:
		4376	add esp,4
		4377	mov [esp+36],eax
		4378	sti
		4379	ret
		4380
		4381	ipc_err1:
		4382	add esp,4
		4383	mov [esp+36],dword 1
		4384	sti
		4385	ret
		4386	ipc_err2:
		4387	add esp,4
		4388	mov [esp+36],dword 2
		4389	sti
		4390	ret
		4391	ipc_err3:
		4392	add esp,4
		4393	mov [esp+36],dword 3
		4394	sti
		4395	ret
		4396
		4397	no_ipc_send:
		4398
		4399	mov [esp+36],dword -1
		4400	ret
		4401
		4402
		4403	align 4
		4404
		4405	sys_gs: ; direct screen access
		4406
		4407	cmp eax,1 ; resolution
		4408	jne no_gs1
		4409	mov eax,[0xfe00]
		4410	shl eax,16
		4411	mov ax,[0xfe04]
		4412	add eax,0x00010001
		4413	mov [esp+36],eax
		4414	ret
		4415	no_gs1:
		4416
		4417	cmp eax,2 ; bits per pixel
		4418	jne no_gs2
		4419	movzx eax,byte [0xfbf1]
		4420	mov [esp+36],eax
		4421	ret
		4422	no_gs2:
		4423
		4424	cmp eax,3 ; bytes per scanline
		4425	jne no_gs3
		4426	mov eax,[0xfe08]
		4427	mov [esp+36],eax
		4428	ret
		4429	no_gs3:
		4430
		4431	mov [esp+36],dword -1
		4432	ret
		4433
		4434
		4435	align 4 ; PCI functions
		4436
		4437	sys_pci:
		4438
		4439	call pci_api
		4440	mov [esp+36],eax
		4441	ret
		4442
		4443
		4444	align 4 ; system functions
		4445
		4446	syscall_setpixel: ; SetPixel
		4447
		4448
		4449	mov edx,[0x3010]
		4450	add eax,[edx-twdw]
		4451	add ebx,[edx-twdw+4]
33	mario79	4452	; xor edi,edi ; no force
		4453	mov edi,1
		4454	; call [disable_mouse]
1	ha	4455	jmp [putpixel]
		4456
		4457	align 4
		4458
		4459	syscall_writetext: ; WriteText
		4460
		4461	mov edi,[0x3010]
		4462	mov ebp,[edi-twdw]
		4463	shl ebp,16
		4464	add ebp,[edi-twdw+4]
		4465	add edi,0x10
		4466	add ecx,[edi]
		4467	add eax,ebp
		4468	xor edi,edi
		4469	jmp dtext
		4470
		4471	align 4
		4472
		4473	syscall_openramdiskfile: ; OpenRamdiskFile
		4474
		4475
		4476	mov edi,[0x3010]
		4477	add edi,0x10
		4478	add eax,[edi]
		4479	add edx,[edi]
		4480	mov esi,12
		4481	call fileread
		4482	mov [esp+36],ebx
		4483	ret
		4484
		4485	align 4
		4486
		4487	syscall_putimage: ; PutImage
		4488
		4489	mov edi,[0x3010]
		4490	add edi,0x10
		4491	add eax,[edi]
		4492	mov edx,ecx
		4493	mov ecx,ebx
		4494	mov ebx,eax
		4495	call sys_putimage
		4496	mov [esp+36],eax
		4497	ret
		4498
		4499	align 4
		4500
		4501	syscall_drawrect: ; DrawRect
		4502
		4503	mov edi,ecx
		4504	test ax,ax
		4505	je drectr
		4506	test bx,bx
		4507	je drectr
		4508	movzx ecx,ax
		4509	shr eax,16
		4510	movzx edx,bx
		4511	shr ebx,16
		4512	add ecx,eax
		4513	add edx,ebx
		4514	jmp [drawbar]
		4515	drectr:
		4516	ret
		4517
		4518	align 4
		4519
		4520	syscall_getscreensize: ; GetScreenSize
		4521
		4522	movzx eax,word[0xfe00]
		4523	shl eax,16
		4524	mov ax,[0xfe04]
		4525	mov [esp+36],eax
		4526	ret
		4527
		4528	align 4
		4529
		4530	syscall_system: ; System
		4531
		4532	call sys_system
		4533	mov [esp+36],eax
		4534	ret
		4535
		4536	align 4
		4537
		4538	syscall_startapp: ; StartApp
		4539	mov edi,[0x3010]
		4540	add edi,0x10
		4541	add eax,[edi]
		4542	test ebx,ebx
		4543	jz noapppar
		4544	add ebx,[edi]
		4545	noapppar:
		4546	; call start_application_fl
		4547	call new_start_application_fl
		4548	mov [esp+36],eax
		4549	ret
		4550
		4551
		4552	align 4
		4553
		4554	syscall_cdaudio: ; CD
		4555
		4556	call sys_cd_audio
		4557	mov [esp+36],eax
		4558	ret
		4559
		4560	align 4
		4561
		4562	syscall_readhd: ; ReadHd
		4563
		4564	mov edi,[0x3010]
		4565	add edi,0x10
		4566	add esi,[edi]
		4567	add eax,[edi]
		4568	call read_hd_file
		4569	mov [esp+36],eax
		4570	mov [esp+24],ebx
		4571	ret
		4572
		4573	align 4
		4574
		4575	syscall_starthdapp: ; StartHdApp
		4576
		4577	mov edi,[0x3010]
		4578	add edi,0x10
		4579	add eax,[edi]
		4580	add ecx,[edi]
		4581	mov ebp,0
		4582	call start_application_hd
		4583	mov [esp+36],eax
		4584	ret
		4585
		4586	align 4
		4587
		4588	syscall_delramdiskfile: ; DelRamdiskFile
		4589
		4590	mov edi,[0x3010]
		4591	add edi,0x10
		4592	add eax,[edi]
		4593	call filedelete
		4594	mov [esp+36],eax
		4595	ret
		4596
		4597	align 4
		4598
		4599	syscall_writeramdiskfile: ; WriteRamdiskFile
		4600
		4601	mov edi,[0x3010]
		4602	add edi,0x10
		4603	add eax,[edi]
		4604	add ebx,[edi]
		4605	call filesave
		4606	mov [esp+36],eax
		4607	ret
		4608
		4609	align 4
		4610
		4611	syscall_getpixel: ; GetPixel
		4612
		4613	mov ecx,[0xfe00]
		4614	inc ecx
		4615	xor edx,edx
		4616	div ecx
		4617	mov ebx,edx
		4618	xchg eax,ebx
		4619	call dword [0xe024]
		4620	mov [esp+36],ecx
		4621	ret
		4622
		4623	align 4
		4624
		4625	syscall_readstring: ; ReadString
		4626
		4627	mov edi,[0x3010]
		4628	add edi,0x10
		4629	add eax,[edi]
		4630	call read_string
		4631	mov [esp+36],eax
		4632	ret
		4633
		4634	align 4
		4635
		4636	syscall_drawline: ; DrawLine
		4637
		4638	mov edi,[0x3010]
		4639	movzx edx,word[edi-twdw]
		4640	mov ebp,edx
		4641	shl edx,16
		4642	add ebp,edx
		4643	movzx edx,word[edi-twdw+4]
		4644	add eax,ebp
		4645	mov ebp,edx
		4646	shl edx,16
		4647	xor edi,edi
		4648	add edx,ebp
		4649	add ebx,edx
		4650	jmp [draw_line]
		4651
		4652	align 4
		4653
		4654	syscall_getirqowner: ; GetIrqOwner
		4655
		4656	shl eax,2
		4657	add eax,irq_owner
		4658	mov eax,[eax]
		4659	mov [esp+36],eax
		4660	ret
		4661
		4662	align 4
		4663
		4664	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		4665
		4666	call r_f_port_area
		4667	mov [esp+36],eax
		4668	ret
		4669
14	poddubny	4670	;align 4
1	ha	4671
		4672	syscall_appints: ; AppInts
14	poddubny	4673	; mov [esp+36],dword -1
1	ha	4674	ret
		4675
		4676	align 4
		4677
		4678	syscall_threads: ; CreateThreads
		4679
		4680	call sys_threads
		4681	mov [esp+36],eax
		4682	ret
		4683
		4684	align 4
		4685
		4686	stack_driver_stat:
		4687
		4688	call app_stack_handler ; Stack status
		4689
		4690	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4691	; call change_task ; between sent packet
		4692
		4693	mov [esp+36],eax
		4694	ret
		4695
		4696	align 4
		4697
		4698	socket: ; Socket interface
		4699	call app_socket_handler
		4700
		4701	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4702	; call change_task ; between sent packet
		4703
		4704	mov [esp+36],eax
		4705	mov [esp+24],ebx
		4706	ret
		4707
		4708	align 4
		4709
		4710	user_events: ; User event times
		4711
		4712	mov eax,0x12345678
		4713	mov [esp+36],eax
		4714
		4715	ret
		4716
		4717	align 4
		4718
		4719	read_from_hd: ; Read from hd - fn not in use
		4720
		4721	mov edi,[0x3010]
		4722	add edi,0x10
		4723	add eax,[edi]
		4724	add ecx,[edi]
		4725	add edx,[edi]
		4726	call file_read
		4727
		4728	mov [esp+36],eax
		4729	mov [esp+24],ebx
		4730
		4731	ret
		4732
		4733
		4734	align 4
		4735
		4736	write_to_hd: ; Write a file to hd
		4737
		4738	mov edi,[0x3010]
		4739	add edi,0x10
		4740	add eax,[edi]
		4741	add ecx,[edi]
		4742	add edx,[edi]
		4743	call file_write
		4744	ret
		4745
		4746	align 4
		4747
		4748	delete_from_hd: ; Delete a file from hd
		4749
		4750	mov edi,[0x3010]
		4751	add edi,0x10
		4752	add eax,[edi]
		4753	add ecx,[edi]
		4754	call file_delete
		4755	ret
		4756
		4757
		4758	align 4
		4759
		4760	undefined_syscall: ; Undefined system call
		4761
		4762	mov [esp+36],dword -1
		4763	ret
		4764
		4765
		4766	;clear_busy_flag_at_caller:
		4767
		4768	; push edi
		4769
		4770	; mov edi,[0x3000] ; restore processes tss pointer in gdt, busyfl?
		4771	; imul edi,8
		4772	; mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b
		4773
		4774	; pop edi
		4775
		4776	; ret
		4777
		4778
		4779
		4780
		4781	keymap:
		4782
		4783	db '6',27
		4784	db '1234567890-=',8,9
		4785	db 'qwertyuiop[]',13
		4786	db '~asdfghjkl;',39,96,0,'\zxcvbnm,./',0,'45 '
		4787	db '@234567890123',180,178,184,'6',176,'7'
		4788	db 179,'8',181,177,183,185,182
		4789	db 'AB
		4790	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4791	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4792	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4793
		4794
		4795	keymap_shift:
		4796
		4797	db '6',27
		4798	db '!@#$%^&*()_+',8,9
		4799	db 'QWERTYUIOP{}',13
		4800	db '~ASDFGHJKL:"~',0,'\|ZXCVBNM<>?',0,'45 '
		4801	db '@234567890123',180,178,184,'6',176,'7'
		4802	db 179,'8',181,177,183,185,182
		4803	db 'AB>D',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4804	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4805	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4806	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4807
		4808
		4809	keymap_alt:
		4810
		4811	db ' ',27
		4812	db ' @ $ {[]}\ ',8,9
		4813	db ' ',13
		4814	db ' ',0,' ',0,'4',0,' '
		4815	db ' ',180,178,184,'6',176,'7'
		4816	db 179,'8',181,177,183,185,182
		4817	db 'ABCD',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4818	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4819	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4820	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4821
		4822
		4823	; device irq owners
		4824	uglobal
		4825	irq_owner: ; process id
		4826
		4827	dd 0x0
		4828	dd 0x0
		4829	dd 0x0
		4830	dd 0x0
		4831	dd 0x0
		4832	dd 0x0
		4833	dd 0x0
		4834	dd 0x0
		4835	dd 0x0
		4836	dd 0x0
		4837	dd 0x0
		4838	dd 0x0
		4839	dd 0x0
		4840	dd 0x0
		4841	dd 0x0
		4842	dd 0x0
		4843	endg
		4844
		4845
		4846	; on irq read ports
		4847	uglobal
		4848	irq00read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4849	irq01read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4850	irq02read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4851	irq03read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4852	irq04read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4853	irq05read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4854	irq06read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4855	irq07read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4856	irq08read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4857	irq09read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4858	irq10read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4859	irq11read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4860	irq12read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4861	irq13read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4862	irq14read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4863	irq15read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4864	endg
		4865
		4866	; status
		4867	uglobal
		4868	hd1_status dd 0x0 ; 0 - free : other - pid
		4869	application_table_status dd 0x0 ; 0 - free : other - pid
		4870	endg
		4871
		4872	; device addresses
		4873	uglobal
		4874	mididp dd 0x0
		4875	midisp dd 0x0
		4876
		4877	cdbase dd 0x0
		4878	cdid dd 0x0
		4879
		4880	hdbase dd 0x0 ; for boot 0x1f0
		4881	hdid dd 0x0
		4882	hdpos dd 0x0 ; for boot 0x1
		4883	fat32part dd 0x0 ; for boot 0x1
		4884
		4885	;part2_ld dd 0x0
		4886
		4887	;* start code - get process (3) - Mario79
		4888	active_process dd 0
33	mario79	4889	active_process_flag db 0
		4890	aw_yes db 0
		4891	deleted_process dd 0
		4892	mouse_pause dd 0
		4893	ps2_mouse_detected db 0
		4894	com1_mouse_detected db 0
		4895	com2_mouse_detected db 0
1	ha	4896	;* end code - get active process (3) - Mario79
		4897
		4898	wraw_bacground_select db 0
		4899	lba_read_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		4900	pci_access_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		4901
		4902	sb16 dd 0x0
		4903	wss dd 0x0
		4904
		4905	buttontype dd 0x0
		4906	windowtypechanged dd 0x0
		4907	endg
		4908
		4909	iglobal
		4910	keyboard dd 0x1
		4911	sound_dma dd 0x1
		4912	syslang dd 0x1
33	mario79	4913	active_proc_stack_coun dd 0xa400-4
1	ha	4914	endg
		4915
		4916	IncludeIGlobals
		4917	endofcode:
		4918	IncludeUGlobals
		4919	uglobals_size = $ - endofcode
		4920	diff16 "end of kernel code",$
		4921

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(root)/kernel/trunk/kernel.asm – Rev 33