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]
35	halyavin	2830	push 0
33	mario79	2831	jne @f
35	halyavin	2832	mov byte [esp],1
		2833	@@: ; parameter for drawwindow_IV
33	mario79	2834	sti
		2835
		2836	inc [mouse_pause]
1	ha	2837	call sys_set_window
33	mario79	2838	call drawwindow_IV
		2839	dec [mouse_pause]
1	ha	2840	ret
		2841	nosyswIV:
		2842
		2843	ret
		2844
		2845
		2846	sys_set_window:
		2847
		2848	mov edi,[0x3000]
		2849	shl edi,5
		2850	add edi,window_data
		2851
		2852	; colors
		2853	mov [edi+16],ecx
		2854	mov [edi+20],edx
		2855	mov [edi+24],esi
		2856
		2857	; check flag (?)
		2858	cmp [edi+30],byte 1
		2859	jz newd
		2860
		2861	push eax
		2862	mov eax,[timer_ticks] ;[0xfdf0]
		2863	add eax,100
		2864	mov [new_window_starting],eax
		2865	pop eax
		2866
		2867	mov [edi+8],ax
		2868	mov [edi+12],bx
		2869	shr eax,16
		2870	shr ebx,16
		2871	mov [edi+00],ax
		2872	mov [edi+04],bx
		2873
		2874
		2875	call check_window_position
		2876
		2877
		2878	push ecx esi edi ; save for window fullscreen/resize
		2879	mov esi,edi
		2880	sub edi,window_data
		2881	shr edi,5
		2882	shl edi,8
		2883	add edi,0x80000+0x90
		2884	mov ecx,4
		2885	cld
		2886	rep movsd
		2887	pop edi esi ecx
		2888
		2889	push eax ebx ecx edx
		2890	;;; mov eax, 1
		2891	;;; call delay_hs
		2892	movzx eax, word [edi+00]
		2893	movzx ebx, word [edi+04]
		2894	movzx ecx, word [edi+8]
		2895	movzx edx, word [edi+12]
		2896	add ecx, eax
		2897	add edx, ebx
		2898	call calculatescreen
		2899	pop edx ecx ebx eax
		2900
		2901	mov [0xf400],byte 0 ; empty keyboard buffer
		2902	mov [0xf500],byte 0 ; empty button buffer
		2903
		2904	newd:
		2905	mov [edi+31],byte 0 ; no redraw
		2906	mov edx,edi
		2907
		2908	ret
		2909
		2910
		2911	sys_window_move:
		2912
		2913	cmp [window_move_pr],0
		2914	je mwrl1
		2915
		2916	mov [esp+36],dword 1 ; return queue error
		2917
		2918	ret
		2919
		2920	mwrl1:
		2921
		2922	mov edi,[0x3000] ; requestor process base
		2923	mov [window_move_pr],edi
		2924
		2925	mov [window_move_eax],eax
		2926	mov [window_move_ebx],ebx
		2927	mov [window_move_ecx],ecx
		2928	mov [window_move_edx],edx
		2929
		2930	mov [esp+36],dword 0 ; return success
		2931
		2932	ret
		2933
		2934	type_background_1:
		2935	cmp [0xfff0],byte 0 ; background update ?
		2936	jz temp_nobackgr
		2937	mov [0xfff0],byte 2
		2938	call change_task
		2939	mov [draw_data+32+0],dword 0
		2940	mov [draw_data+32+4],dword 0
		2941	mov eax,[0xfe00]
		2942	mov ebx,[0xfe04]
		2943	mov [draw_data+32+8],eax
		2944	mov [draw_data+32+12],ebx
		2945	call drawbackground
		2946	mov [0xfff0],byte 0
		2947	mov [0xfff4],byte 0
		2948	temp_nobackgr:
		2949	ret
		2950
		2951	uglobal
		2952	window_move_pr dd 0x0
		2953	window_move_eax dd 0x0
		2954	window_move_ebx dd 0x0
		2955	window_move_ecx dd 0x0
		2956	window_move_edx dd 0x0
		2957	endg
		2958
		2959	;ok - 100% work
		2960	;nt - not tested
		2961	;---------------------------------------------------------------------------------------------
		2962	;eax
		2963	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		2964	;1 - change task. Ret nothing. Block. ok.
		2965	;2 - performance control
		2966	; ebx
		2967	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		2968	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		2969	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		2970	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		2971	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		2972	;eax
		2973	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		2974	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		2975	;---------------------------------------------------------------------------------------------
		2976	sys_sheduler: ;noname & halyavin
		2977	cmp eax,0
		2978	je shed_counter
		2979	cmp eax,2
		2980	je perf_control
		2981	cmp eax,3
		2982	je rdmsr_instr
		2983	cmp eax,4
		2984	je wrmsr_instr
		2985	cmp eax,1
		2986	jne not_supported
		2987	call change_task ;delay,0
		2988	ret
		2989	shed_counter:
		2990	mov eax,[context_counter]
		2991	mov [esp+36],eax
		2992	not_supported:
		2993	ret
		2994	perf_control:
		2995	inc eax ;now eax=3
		2996	cmp ebx,eax
		2997	je cache_disable
		2998	dec eax
		2999	cmp ebx,eax
		3000	je cache_enable
		3001	dec eax
		3002	cmp ebx,eax
		3003	je is_cache_enabled
		3004	dec eax
		3005	cmp ebx,eax
		3006	je modify_pce
		3007	ret
		3008
		3009	rdmsr_instr:
		3010	;now counter in ecx
		3011	;(edx:eax) esi:edi => edx:esi
		3012	mov eax,esi
		3013	rdmsr
		3014	mov [esp+36],eax
		3015	mov [esp+24],edx ;ret in ebx?
		3016	ret
		3017
		3018	wrmsr_instr:
		3019	;now counter in ecx
		3020	;(edx:eax) esi:edi => edx:esi
		3021	mov eax,esi
		3022	wrmsr
		3023	mov [esp+36],eax
		3024	mov [esp+24],edx ;ret in ebx?
		3025	ret
		3026
		3027	cache_disable:
		3028	mov eax,cr0
		3029	or eax,01100000000000000000000000000000b
		3030	mov cr0,eax
		3031	wbinvd ;set MESI
		3032	ret
		3033
		3034	cache_enable:
		3035	mov eax,cr0
		3036	and eax,10011111111111111111111111111111b
		3037	mov cr0,eax
		3038	ret
		3039
		3040	is_cache_enabled:
		3041	mov eax,cr0
		3042	mov ebx,eax
		3043	and eax,01100000000000000000000000000000b
		3044	jz cache_disabled
		3045	mov [esp+36],ebx
		3046	cache_disabled:
		3047	mov dword [esp+36],eax ;0
		3048	ret
		3049
		3050	modify_pce:
		3051	mov eax,cr4
		3052	; mov ebx,0
		3053	; or bx,100000000b ;pce
		3054	; xor eax,ebx ;invert pce
17	me_root	3055	bts eax,8 ;pce=cr4[8]
1	ha	3056	mov cr4,eax
		3057	mov [esp+36],eax
		3058	ret
		3059	;---------------------------------------------------------------------------------------------
		3060
		3061
		3062	; check if pixel is allowed to be drawn
		3063
		3064	checkpixel:
21	poddubny	3065	push eax edx
1	ha	3066
		3067	mov edx,[0xfe00] ; screen x size
		3068	inc edx
21	poddubny	3069	imul edx, ebx
1	ha	3070	mov dl, [eax+edx+display_data] ; lea eax, [...]
		3071
21	poddubny	3072	mov eax, [0x3010]
1	ha	3073
21	poddubny	3074	xor ecx, ecx
		3075	cmp byte [eax+0xe], dl
		3076	setne cl
1	ha	3077
21	poddubny	3078	pop edx eax
1	ha	3079	ret
		3080
		3081	uglobal
		3082	mouse_active db 0
		3083	endg
		3084	iglobal
		3085	cpustring db 'CPU '
		3086	endg
		3087
		3088
		3089	align 4
		3090	; check misc
		3091
		3092	checkmisc:
		3093
		3094	cmp [ctrl_alt_del], 1
		3095	jne nocpustart
		3096	mov eax, cpustring
		3097	call start_application_fl
		3098	mov [ctrl_alt_del], 0
		3099	nocpustart:
		3100	cmp [mouse_active], 1
		3101	jne mouse_not_active
		3102	mov [mouse_active], 0
		3103	xor edi, edi
		3104	mov ecx, [0x3004]
		3105	set_mouse_event:
		3106	add edi, 256
		3107	or [edi+0x80000+0xA8], dword 00100000b
		3108	loop set_mouse_event
		3109	mouse_not_active:
		3110
		3111
		3112	cmp [0xfff0],byte 0 ; background update ?
		3113	jz nobackgr
		3114	mov [0xfff0],byte 2
		3115	call change_task
		3116	mov [draw_data+32+0],dword 0
		3117	mov [draw_data+32+4],dword 0
		3118	mov eax,[0xfe00]
		3119	mov ebx,[0xfe04]
		3120	mov [draw_data+32+8],eax
		3121	mov [draw_data+32+12],ebx
		3122	call drawbackground
		3123	mov [0xfff0],byte 0
		3124	mov [0xfff4],byte 0
		3125
		3126	nobackgr:
		3127
		3128
		3129	; system shutdown request
		3130
		3131	cmp [0xFF00],byte 0
		3132	je noshutdown
		3133
		3134	mov edx,[shutdown_processes]
		3135	sub dl,2
		3136
		3137	cmp [0xff00],dl
		3138	jne no_mark_system_shutdown
		3139
		3140	mov edx,0x3040
		3141	movzx ecx,byte [0xff00]
		3142	add ecx,5
		3143	markz:
		3144	mov [edx+0xa],byte 3
		3145	add edx,0x20
		3146	loop markz
		3147
		3148	no_mark_system_shutdown:
		3149
		3150	call [disable_mouse]
		3151
		3152	dec byte [0xff00]
		3153
		3154	cmp [0xff00],byte 0
		3155	je system_shutdown
		3156
		3157	noshutdown:
		3158
		3159
		3160	mov eax,[0x3004] ; termination
		3161	mov ebx,0x3020+0xa
		3162	mov esi,1
		3163
		3164	newct:
		3165	mov cl,[ebx]
		3166	cmp cl,byte 3
		3167	jz terminate
		3168	cmp cl,byte 4
		3169	jz terminate
		3170
		3171	add ebx,0x20
		3172	inc esi
		3173	dec eax
		3174	jnz newct
		3175
		3176	ret
		3177
		3178
		3179
		3180
		3181	; redraw screen
		3182
		3183	redrawscreen:
		3184
		3185	; eax , if process window_data base is eax, do not set flag/limits
		3186
		3187	pushad
		3188	push eax
		3189
		3190	;;; mov eax,2
		3191	;;; call delay_hs
		3192
		3193	;mov ecx,0 ; redraw flags for apps
		3194	xor ecx,ecx
		3195	newdw2:
		3196
		3197	inc ecx
		3198	push ecx
		3199
		3200	mov eax,ecx
		3201	shl eax,5
		3202	add eax,window_data
		3203
		3204	cmp eax,[esp+4]
		3205	je not_this_task
		3206	; check if window in redraw area
		3207	mov edi,eax
		3208
		3209	cmp ecx,1 ; limit for background
		3210	jz bgli
		3211
		3212	mov eax,[edi+0]
		3213	mov ebx,[edi+4]
		3214	mov ecx,[edi+8]
		3215	mov edx,[edi+12]
		3216	add ecx,eax
		3217	add edx,ebx
		3218
		3219	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3220	cmp ecx,ebx
		3221	jb ricino
		3222
		3223	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3224	cmp ecx,eax
		3225	jb ricino
		3226
		3227	mov eax,[edi+0]
		3228	mov ebx,[edi+4]
		3229	mov ecx,[edi+8]
		3230	mov edx,[edi+12]
		3231	add ecx,eax
		3232	add edx,ebx
		3233
		3234	mov eax,[dly] ; eax = area y start edx = window y end
		3235	cmp edx,eax
		3236	jb ricino
		3237
		3238	mov eax,[dlx] ; eax = area x start ecx = window x end
		3239	cmp ecx,eax
		3240	jb ricino
		3241
		3242	bgli:
		3243
		3244	cmp edi,esi
		3245	jz ricino
		3246
		3247	mov eax,edi
		3248	add eax,draw_data-window_data
		3249
		3250	mov ebx,[dlx] ; set limits
		3251	mov [eax+0],ebx
		3252	mov ebx,[dly]
		3253	mov [eax+4],ebx
		3254	mov ebx,[dlxe]
		3255	mov [eax+8],ebx
		3256	mov ebx,[dlye]
		3257	mov [eax+12],ebx
		3258
		3259	sub eax,draw_data-window_data
		3260
		3261	cmp ecx,1
		3262	jne nobgrd
		3263	cmp esi,1
		3264	je newdw8
		3265	call drawbackground
		3266
		3267	newdw8:
		3268	nobgrd:
		3269
		3270	mov [eax+31],byte 1 ; mark as redraw
		3271
		3272	ricino:
		3273
		3274	not_this_task:
		3275
		3276	pop ecx
		3277
		3278	cmp ecx,[0x3004]
		3279	jle newdw2
		3280
		3281	pop eax
		3282	popad
		3283
		3284	ret
		3285
		3286	calculatebackground: ; background
		3287
		3288	; all black
		3289
		3290	mov [display_data-8],dword 4 ; size x
		3291	mov [display_data-4],dword 2 ; size y
		3292
		3293	mov edi, 0x300000 ; set background to black
		3294	xor eax, eax
		3295	mov ecx, 0x0fff00 / 4
		3296	cld
		3297	rep stosd
		3298
		3299	mov edi,display_data ; set os to use all pixels
		3300	mov eax,0x01010101
		3301	mov ecx,0x1fff00 / 4
		3302	rep stosd
		3303
		3304	mov byte [0xFFF0], 0 ; do not draw background!
		3305
		3306	ret
		3307
		3308	uglobal
		3309	imax dd 0x0
		3310	endg
		3311
		3312
		3313
		3314	delay_ms: ; delay in 1/1000 sec
		3315
		3316
		3317	push eax
		3318	push ecx
		3319
		3320	mov ecx,esi
		3321	;
		3322	imul ecx, 33941
		3323	shr ecx, 9
		3324	;
		3325
		3326	in al,0x61
		3327	and al,0x10
		3328	mov ah,al
		3329	cld
		3330
		3331	cnt1: in al,0x61
		3332	and al,0x10
		3333	cmp al,ah
		3334	jz cnt1
		3335
		3336	mov ah,al
		3337	loop cnt1
		3338
		3339	pop ecx
		3340	pop eax
		3341
		3342	ret
		3343
		3344
		3345	set_app_param:
		3346	push edi
		3347
		3348	mov edi,[0x3010]
		3349	mov [edi],eax
		3350
		3351	pop edi
		3352	ret
		3353
		3354
		3355
		3356	delay_hs: ; delay in 1/100 secs
		3357	push eax
		3358	push ecx
		3359	push edx
		3360
		3361	mov edx,[timer_ticks];[0xfdf0]
		3362	add edx,eax
		3363
		3364	newtic:
		3365	mov ecx,[timer_ticks];[0xfdf0]
		3366	cmp edx,ecx
		3367	jbe zerodelay
		3368
		3369	call change_task
		3370
		3371	jmp newtic
		3372
		3373	zerodelay:
		3374	pop edx
		3375	pop ecx
		3376	pop eax
		3377
		3378	ret
		3379
		3380
		3381	memmove: ; memory move in bytes
		3382
		3383	; eax = from
		3384	; ebx = to
		3385	; ecx = no of bytes
		3386	test ecx, ecx
		3387	jle .ret
		3388
		3389
		3390	push esi edi ecx
		3391
		3392	mov edi, ebx
		3393	mov esi, eax
		3394
		3395	test ecx, not 11b
		3396	jz @f
		3397
		3398	push ecx
		3399	shr ecx, 2
		3400	rep movsd
		3401	pop ecx
		3402	and ecx, 11b
		3403	jz .finish
		3404	@@:
		3405	rep movsb
		3406
		3407	.finish:
		3408	pop ecx edi esi
		3409	.ret:
		3410	ret
		3411
		3412
		3413	align 4
		3414
		3415	read_floppy_file:
		3416
		3417	; as input
		3418	;
		3419	; eax pointer to file
		3420	; ebx file lenght
		3421	; ecx start 512 byte block number
		3422	; edx number of blocks to read
		3423	; esi pointer to return/work area (atleast 20 000 bytes)
		3424	;
		3425	;
		3426	; on return
		3427	;
		3428	; eax = 0 command succesful
		3429	; 1 no fd base and/or partition defined
		3430	; 2 yet unsupported FS
		3431	; 3 unknown FS
		3432	; 4 partition not defined at hd
		3433	; 5 file not found
		3434	; ebx = size of file
		3435
		3436	mov edi,[0x3010]
		3437	add edi,0x10
		3438	add esi,[edi]
		3439	add eax,[edi]
		3440
		3441	pushad
		3442	mov edi,esi
		3443	add edi,1024
		3444	mov esi,0x100000+19*512
		3445	sub ecx,1
		3446	shl ecx,9
		3447	add esi,ecx
		3448	shl edx,9
		3449	mov ecx,edx
		3450	cld
		3451	rep movsb
		3452	popad
		3453
		3454	mov [esp+36],eax
		3455	mov [esp+24],ebx
		3456	ret
		3457
		3458
		3459
		3460	align 4
		3461
		3462	sys_programirq:
		3463
		3464	mov edi,[0x3010]
		3465	add edi,0x10
		3466	add eax,[edi]
		3467
		3468	mov edx,ebx
		3469	shl edx,2
		3470	add edx,irq_owner
		3471	mov edx,[edx]
		3472	mov edi,[0x3010]
		3473	mov edi,[edi+0x4]
		3474	cmp edx,edi
		3475	je spril1
		3476	mov [esp+36],dword 1
		3477	ret
		3478	spril1:
		3479
		3480	mov esi,eax
		3481	shl ebx,6
		3482	add ebx,irq00read
		3483	mov edi,ebx
		3484	mov ecx,16
		3485	cld
		3486	rep movsd
		3487	mov [esp+36],dword 0
		3488	ret
		3489
		3490
		3491	align 4
		3492
		3493	get_irq_data:
		3494
		3495	mov edx,eax ; check for correct owner
		3496	shl edx,2
		3497	add edx,irq_owner
		3498	mov edx,[edx]
		3499	mov edi,[0x3010]
		3500	mov edi,[edi+0x4]
		3501	cmp edx,edi
		3502	je gidril1
		3503	mov [esp+36],eax
		3504	mov [esp+32],dword 2
		3505	mov [esp+24],ebx
		3506	ret
		3507
		3508	gidril1:
		3509
		3510	mov ebx,eax
		3511	shl ebx,12
		3512	add ebx,0x2e0000
		3513	mov eax,[ebx]
		3514	mov ecx,1
		3515	test eax,eax
		3516	jz gid1
		3517
		3518	dec eax
		3519	mov esi,ebx
		3520	mov [ebx],eax
		3521	movzx ebx,byte [ebx+0x10]
		3522	add esi,0x10
		3523	mov edi,esi
		3524	inc esi
		3525	mov ecx,4000 / 4
		3526	cld
		3527	rep movsd
		3528	xor ecx,ecx
		3529	gid1:
		3530	mov [esp+36],eax
		3531	mov [esp+32],ecx
		3532	mov [esp+24],ebx
		3533	ret
		3534
		3535
		3536	set_io_access_rights:
		3537
		3538	pushad
		3539
		3540	mov edi,[0x3000]
		3541	imul edi,tss_step
		3542	add edi,tss_data+128
		3543	; add edi,128
		3544
		3545	mov ecx,eax
		3546	and ecx,7 ; offset in byte
		3547
		3548	shr eax,3 ; number of byte
		3549	add edi,eax
		3550
		3551	mov ebx,1
		3552	shl ebx,cl
		3553
		3554	cmp ebp,0 ; enable access - ebp = 0
		3555	jne siar1
		3556
		3557	not ebx
		3558	and [edi],byte bl
		3559
		3560	popad
		3561
		3562	ret
		3563
		3564	siar1:
		3565
		3566	or [edi],byte bl ; disable access - ebp = 1
		3567
		3568	popad
		3569
		3570	ret
		3571
		3572
		3573
		3574
		3575
		3576	r_f_port_area:
		3577
		3578	test eax, eax
		3579	jnz free_port_area
		3580	; je r_port_area
		3581	; jmp free_port_area
		3582
		3583	; r_port_area:
		3584
		3585	pushad
		3586
		3587	cmp ebx,ecx ; beginning > end ?
		3588	jg rpal1
		3589	mov esi,[0x2d0000]
		3590	cmp esi,0 ; no reserved areas ?
		3591	je rpal2
		3592	cmp esi,255 ; max reserved
		3593	jge rpal1
		3594	rpal3:
		3595	mov edi,esi
		3596	shl edi,4
		3597	add edi,0x2d0000
		3598	cmp ebx,[edi+8]
		3599	jg rpal4
		3600	cmp ecx,[edi+4]
		3601	jae rpal1
		3602	; jb rpal4
		3603	; jmp rpal1
		3604	rpal4:
		3605
		3606	dec esi
		3607	jnz rpal3
		3608	jmp rpal2
		3609	rpal1:
		3610	popad
		3611	mov eax,1
		3612	ret
		3613
		3614	rpal2:
		3615	popad
		3616
		3617
		3618	; enable port access at port IO map
		3619	cli
		3620	pushad ; start enable io map
		3621
		3622	cmp ecx,65536 ;16384
		3623	jae no_unmask_io ; jge
		3624
		3625	mov eax,ebx
		3626
		3627	new_port_access:
		3628
		3629	pushad
		3630
		3631	mov ebp,0 ; enable - eax = port
		3632	call set_io_access_rights
		3633
		3634	popad
		3635
		3636	inc eax
		3637	cmp eax,ecx
		3638	jbe new_port_access
		3639
		3640	no_unmask_io:
		3641
		3642	popad ; end enable io map
		3643	sti
		3644
		3645	mov edi,[0x2d0000]
		3646	add edi,1
		3647	mov [0x2d0000],edi
		3648	shl edi,4
		3649	add edi,0x2d0000
		3650	mov esi,[0x3010]
		3651	mov esi,[esi+0x4]
		3652	mov [edi],esi
		3653	mov [edi+4],ebx
		3654	mov [edi+8],ecx
		3655
		3656	xor eax, eax
		3657	ret
		3658
		3659
		3660
		3661
		3662	free_port_area:
		3663
		3664	pushad
		3665
		3666	mov esi,[0x2d0000] ; no reserved areas ?
		3667	cmp esi,0
		3668	je frpal2
		3669	mov edx,[0x3010]
		3670	mov edx,[edx+4]
		3671	frpal3:
		3672	mov edi,esi
		3673	shl edi,4
		3674	add edi,0x2d0000
		3675	cmp edx,[edi]
		3676	jne frpal4
		3677	cmp ebx,[edi+4]
		3678	jne frpal4
		3679	cmp ecx,[edi+8]
		3680	jne frpal4
		3681	jmp frpal1
		3682	frpal4:
		3683	dec esi
		3684	jnz frpal3
		3685	frpal2:
		3686	popad
		3687	mov eax,1
		3688	ret
		3689	frpal1:
		3690	mov ecx,256
		3691	sub ecx,esi
		3692	shl ecx,4
		3693	mov esi,edi
		3694	add esi,16
		3695	cld
		3696	rep movsb
		3697
		3698	dec dword [0x2d0000]
		3699
		3700	popad
		3701
		3702
		3703	; disable port access at port IO map
		3704
		3705	pushad ; start disable io map
		3706
		3707	cmp ecx,65536 ;16384
		3708	jge no_mask_io
		3709
		3710	mov eax,ebx
		3711
		3712	new_port_access_disable:
		3713
		3714	pushad
		3715
		3716	mov ebp,1 ; disable - eax = port
		3717	call set_io_access_rights
		3718
		3719	popad
		3720
		3721	inc eax
		3722	cmp eax,ecx
		3723	jbe new_port_access_disable
		3724
		3725	no_mask_io:
		3726
		3727	popad ; end disable io map
		3728
		3729	xor eax, eax
		3730	ret
		3731
		3732
		3733	reserve_free_irq:
		3734
		3735	cmp eax,0
		3736	jz reserve_irq
		3737
		3738	mov edi,ebx
		3739	shl edi,2
		3740	add edi,irq_owner
		3741	mov edx,[edi]
		3742	mov eax,[0x3010]
		3743	mov eax,[eax+0x4]
		3744	mov ecx,1
		3745	cmp edx,eax
		3746	jne fril1
		3747	mov [edi],dword 0
		3748	mov ecx,0
		3749	fril1:
		3750	mov [esp+36],ecx ; return in eax
		3751	ret
		3752
		3753	reserve_irq:
		3754
		3755	mov edi,ebx
		3756	shl edi,2
		3757	add edi,irq_owner
		3758	mov edx,[edi]
		3759	mov ecx,1
		3760	cmp edx,0
		3761	jne ril1
		3762
		3763	mov edx,[0x3010]
		3764	mov edx,[edx+0x4]
		3765	mov [edi],edx
		3766	mov ecx,0
		3767
		3768	ril1:
		3769
		3770	mov [esp+36],ecx ; return in eax
		3771
		3772	ret
		3773
		3774
		3775
		3776	drawbackground:
33	mario79	3777	inc [mouse_pause]
1	ha	3778	cmp [0xfe0c],word 0x12
		3779	jne dbrv12
		3780	cmp [display_data-12],dword 1
		3781	jne bgrstr12
		3782	call vga_drawbackground_tiled
33	mario79	3783	dec [mouse_pause]
1	ha	3784	ret
		3785	bgrstr12:
		3786	call vga_drawbackground_stretch
33	mario79	3787	dec [mouse_pause]
1	ha	3788	ret
		3789	dbrv12:
		3790
		3791	cmp [0xfe0c],word 0100000000000000b
		3792	jge dbrv20
		3793	cmp [0xfe0c],word 0x13
		3794	je dbrv20
		3795	call vesa12_drawbackground
33	mario79	3796	dec [mouse_pause]
1	ha	3797	ret
		3798	dbrv20:
		3799	cmp [display_data-12],dword 1
		3800	jne bgrstr
		3801	call vesa20_drawbackground_tiled
33	mario79	3802	dec [mouse_pause]
1	ha	3803	ret
		3804	bgrstr:
		3805	call vesa20_drawbackground_stretch
33	mario79	3806	dec [mouse_pause]
1	ha	3807	ret
		3808
		3809
33	mario79	3810
1	ha	3811	sys_putimage:
		3812	cmp [0xfe0c],word 0x12
		3813	jne spiv20
		3814	call vga_putimage
		3815	ret
		3816	spiv20:
		3817	cmp [0xfe0c],word 0100000000000000b
		3818	jge piv20
		3819	cmp [0xfe0c],word 0x13
		3820	je piv20
		3821	call vesa12_putimage
		3822	ret
		3823	piv20:
		3824	call vesa20_putimage
		3825	ret
		3826
		3827
		3828
		3829	; eax x beginning
		3830	; ebx y beginning
		3831	; ecx x end
		3832	; edx y end
		3833	; edi color
		3834
		3835	__sys_drawbar:
33	mario79	3836	inc [mouse_pause]
		3837	cmp [0xfe0c],word 0x12
		3838	jne sdbv20
		3839	call vga_drawbar
		3840	dec [mouse_pause]
		3841	ret
1	ha	3842	sdbv20:
		3843	cmp [0xfe0c],word 0100000000000000b
		3844	jge dbv20
		3845	cmp [0xfe0c],word 0x13
		3846	je dbv20
		3847	call vesa12_drawbar
33	mario79	3848	dec [mouse_pause]
1	ha	3849	ret
		3850	dbv20:
		3851	call vesa20_drawbar
33	mario79	3852	dec [mouse_pause]
1	ha	3853	ret
		3854
		3855
		3856
		3857	kb_read:
		3858
		3859	push ecx edx
		3860
		3861	mov ecx,0xffff
		3862	kr_loop:
		3863	in al,0x64
		3864	test al,1
		3865	jnz kr_ready
		3866	loop kr_loop
		3867	mov ah,1
		3868	jmp kr_exit
		3869	kr_ready:
		3870	push ecx
		3871	mov ecx,32
		3872	kr_delay:
		3873	loop kr_delay
		3874	pop ecx
		3875	in al,0x60
		3876	xor ah,ah
		3877	kr_exit:
		3878
		3879	pop edx ecx
		3880
		3881	ret
		3882
		3883
		3884	kb_write:
		3885
		3886	push ecx edx
		3887
		3888	mov dl,al
		3889	mov ecx,0xffff
		3890	kw_loop1:
		3891	in al,0x64
		3892	test al,0x20
		3893	jz kw_ok1
		3894	loop kw_loop1
		3895	mov ah,1
		3896	jmp kw_exit
		3897	kw_ok1:
		3898	in al,0x60
		3899	mov ecx,0xffff
		3900	kw_loop:
		3901	in al,0x64
		3902	test al,2
		3903	jz kw_ok
		3904	loop kw_loop
		3905	mov ah,1
		3906	jmp kw_exit
		3907	kw_ok:
		3908	mov al,dl
		3909	out 0x60,al
		3910	mov ecx,0xffff
		3911	kw_loop3:
		3912	in al,0x64
		3913	test al,2
		3914	jz kw_ok3
		3915	loop kw_loop3
		3916	mov ah,1
		3917	jmp kw_exit
		3918	kw_ok3:
		3919	mov ah,8
		3920	kw_loop4:
		3921	mov ecx,0xffff
		3922	kw_loop5:
		3923	in al,0x64
		3924	test al,1
		3925	jnz kw_ok4
		3926	loop kw_loop5
		3927	dec ah
		3928	jnz kw_loop4
		3929	kw_ok4:
		3930	xor ah,ah
		3931	kw_exit:
		3932
		3933	pop edx ecx
		3934
		3935	ret
		3936
		3937
		3938	kb_cmd:
		3939
		3940	mov ecx,0xffff
		3941	c_wait:
		3942	in al,0x64
		3943	test al,2
		3944	jz c_send
		3945	loop c_wait
		3946	jmp c_error
		3947	c_send:
		3948	mov al,bl
		3949	out 0x64,al
		3950	mov ecx,0xffff
		3951	c_accept:
		3952	in al,0x64
		3953	test al,2
		3954	jz c_ok
		3955	loop c_accept
		3956	c_error:
		3957	mov ah,1
		3958	jmp c_exit
		3959	c_ok:
		3960	xor ah,ah
		3961	c_exit:
		3962	ret
		3963
		3964
		3965	setmouse: ; set mousepicture -pointer
		3966	; ps2 mouse enable
		3967
		3968	mov [0xf200],dword mousepointer
		3969
		3970	cli
33	mario79	3971	; mov bl,0xa8 ; enable mouse cmd
		3972	; call kb_cmd
		3973	; call kb_read ; read status
		3974	; mov bl,0x20 ; get command byte
		3975	; call kb_cmd
		3976	; call kb_read
		3977	; or al,3 ; enable interrupt
		3978	; mov bl,0x60 ; write command
		3979	; push eax
		3980	; call kb_cmd
		3981	; pop eax
		3982	; call kb_write
		3983	; mov bl,0xd4 ; for mouse
		3984	; call kb_cmd
		3985	; mov al,0xf4 ; enable mouse device
		3986	; call kb_write
		3987	; call kb_read ; read status return
1	ha	3988
		3989	; com1 mouse enable
		3990
		3991	mov bx,0x3f8 ; combase
		3992
		3993	mov dx,bx
		3994	add dx,3
		3995	mov al,0x80
		3996	out dx,al
		3997
		3998	mov dx,bx
		3999	add dx,1
		4000	mov al,0
		4001	out dx,al
		4002
		4003	mov dx,bx
		4004	add dx,0
		4005	mov al,0x30*2 ; 0x30 / 4
		4006	out dx,al
		4007
		4008	mov dx,bx
		4009	add dx,3
		4010	mov al,2 ; 3
		4011	out dx,al
		4012
		4013	mov dx,bx
		4014	add dx,4
		4015	mov al,0xb
		4016	out dx,al
		4017
		4018	mov dx,bx
		4019	add dx,1
		4020	mov al,1
		4021	out dx,al
		4022
		4023
		4024	; com2 mouse enable
		4025
		4026	mov bx,0x2f8 ; combase
		4027
		4028	mov dx,bx
		4029	add dx,3
		4030	mov al,0x80
		4031	out dx,al
		4032
		4033	mov dx,bx
		4034	add dx,1
		4035	mov al,0
		4036	out dx,al
		4037
		4038	mov dx,bx
		4039	add dx,0
		4040	mov al,0x30*2
		4041	out dx,al
		4042
		4043	mov dx,bx
		4044	add dx,3
		4045	mov al,2
		4046	out dx,al
		4047
		4048	mov dx,bx
		4049	add dx,4
		4050	mov al,0xb
		4051	out dx,al
		4052
		4053	mov dx,bx
		4054	add dx,1
		4055	mov al,1
		4056	out dx,al
		4057
		4058	ret
		4059
		4060
		4061	_rdtsc:
		4062
		4063	mov edx,[cpuid_1+3*4]
		4064	test edx,00010000b
		4065	jz ret_rdtsc
		4066	rdtsc
		4067	ret
		4068	ret_rdtsc:
		4069	mov edx,0xffffffff
		4070	mov eax,0xffffffff
		4071	ret
		4072
		4073
		4074
		4075	rerouteirqs:
		4076
		4077	cli
		4078
		4079	mov al,0x11 ; icw4, edge triggered
		4080	out 0x20,al
		4081	call pic_delay
		4082	out 0xA0,al
		4083	call pic_delay
		4084
		4085	mov al,0x20 ; generate 0x20 +
		4086	out 0x21,al
		4087	call pic_delay
		4088	mov al,0x28 ; generate 0x28 +
		4089	out 0xA1,al
		4090	call pic_delay
		4091
		4092	mov al,0x04 ; slave at irq2
		4093	out 0x21,al
		4094	call pic_delay
		4095	mov al,0x02 ; at irq9
		4096	out 0xA1,al
		4097	call pic_delay
		4098
		4099	mov al,0x01 ; 8086 mode
		4100	out 0x21,al
		4101	call pic_delay
		4102	out 0xA1,al
		4103	call pic_delay
		4104
		4105	mov al,255 ; mask all irq's
		4106	out 0xA1,al
		4107	call pic_delay
		4108	out 0x21,al
		4109	call pic_delay
		4110
		4111	mov ecx,0x1000
		4112	cld
		4113	picl1: call pic_delay
		4114	loop picl1
		4115
		4116	mov al,255 ; mask all irq's
		4117	out 0xA1,al
		4118	call pic_delay
		4119	out 0x21,al
		4120	call pic_delay
		4121
		4122	cli
		4123
		4124	ret
		4125
		4126
		4127	pic_delay:
		4128
		4129	jmp pdl1
		4130	pdl1: ret
		4131
		4132
		4133	sys_msg_board_str:
		4134
		4135	pushad
		4136	@@:
		4137	cmp [esi],byte 0
		4138	je @f
		4139	mov eax,1
		4140	movzx ebx,byte [esi]
		4141	call sys_msg_board
		4142	inc esi
		4143	jmp @b
		4144	@@:
		4145	popad
		4146	ret
		4147
		4148	uglobal
		4149	msg_board_data: times 512 db 0
		4150	msg_board_count dd 0x0
		4151	endg
		4152
		4153	sys_msg_board:
		4154
		4155	; eax=1 : write : bl byte to write
		4156	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4157
		4158	mov ecx,[msg_board_count]
		4159	cmp eax, 1
		4160	jne smbl1
		4161
		4162
		4163	mov [msg_board_data+ecx],bl
		4164	inc ecx
		4165	and ecx, 511
		4166	mov [msg_board_count], ecx
		4167	mov [check_idle_semaphore], 5
		4168	ret
		4169	smbl1:
		4170
		4171	cmp eax, 2
		4172	jne smbl2
		4173	test ecx, ecx
		4174	jz smbl21
		4175	; mov edi, msg_board_data
		4176	; mov esi, msg_board_data+1
		4177	; movzx eax, byte [edi]
		4178	mov eax, msg_board_data+1
		4179	mov ebx, msg_board_data
		4180	movzx edx, byte [ebx]
		4181	call memmove
		4182	; push ecx
		4183	; shr ecx, 2
		4184	; cld
		4185	; rep movsd
		4186	; pop ecx
		4187	; and ecx, 3
		4188	; rep movsb
		4189	dec [msg_board_count]
		4190	mov [esp+36], edx ;eax
		4191	mov [esp+24], dword 1
		4192	ret
		4193	smbl21:
		4194	mov [esp+36], ecx
		4195	mov [esp+24], ecx
		4196
		4197	smbl2:
		4198	ret
		4199
		4200
		4201
		4202	sys_trace:
		4203
		4204	test eax, eax ; get event data
		4205	jnz no_get_sys_events
		4206
		4207	mov esi,save_syscall_data ; data
		4208	mov edi,[0x3010]
		4209	mov edi,[edi+0x10]
		4210	add edi,ebx
		4211	cld
		4212	rep movsb
		4213
		4214	mov [esp+24],dword 0
		4215	mov eax,[save_syscall_count] ; count
		4216	mov [esp+36],eax
		4217	ret
		4218
		4219	no_get_sys_events:
		4220
		4221	ret
		4222
		4223
		4224	sys_process_def:
		4225
		4226	cmp eax,1 ; set keyboard mode
		4227	jne no_set_keyboard_setup
		4228
		4229	mov edi,[0x3000]
		4230	shl edi,8
		4231	add edi,0x80000+0xB4
		4232	mov [edi],bl
		4233
		4234	ret
		4235
		4236	no_set_keyboard_setup:
		4237
		4238	cmp eax,2 ; get keyboard mode
		4239	jne no_get_keyboard_setup
		4240
		4241	mov edi,[0x3000]
		4242	shl edi,8
		4243	add edi,0x80000+0xB4
		4244	movzx eax, byte [edi]
		4245
		4246	mov [esp+36],eax
		4247
		4248	ret
		4249
		4250	no_get_keyboard_setup:
		4251
		4252	cmp eax,3 ; get keyboard ctrl, alt, shift
		4253	jne no_get_keyboard_cas
		4254
		4255	; xor eax,eax
		4256	; movzx eax,byte [shift]
		4257	; movzx ebx,byte [ctrl]
		4258	; shl ebx,2
		4259	; add eax,ebx
		4260	; movzx ebx,byte [alt]
		4261	; shl ebx,3
		4262	; add eax,ebx
		4263
		4264	;// mike.dld [
		4265	mov eax, [kb_state]
		4266	;// mike.dld ]
		4267
		4268	mov [esp+36],eax
		4269
		4270	ret
		4271
		4272	no_get_keyboard_cas:
		4273
		4274
		4275	ret
		4276
		4277
		4278	sys_ipc:
		4279	cmp eax,1 ; DEFINE IPC MEMORY
		4280	jne no_ipc_def
		4281	mov edi,[0x3000]
		4282	shl edi,8
		4283	add edi,0x80000
		4284	mov [edi+0xA0],ebx
		4285	mov [edi+0xA4],ecx
		4286	mov [esp+36],dword 0
		4287	ret
		4288	no_ipc_def:
		4289
		4290	cmp eax,2 ; SEND IPC MESSAGE
		4291	jne no_ipc_send
		4292	mov esi,1
		4293	mov edi,0x3020
		4294	ipcs1:
		4295	cmp [edi+4],ebx
		4296	je ipcs2
		4297	add edi,0x20
		4298	inc esi
		4299	cmp esi,[0x3004]
		4300	jbe ipcs1
		4301	mov [esp+36],dword 4
		4302	ret
		4303	ipcs2:
		4304
		4305	cli
		4306
		4307	push esi
		4308	mov eax,esi
		4309	shl eax,8
		4310	mov ebx,[eax+0x80000+0xa0]
		4311	test ebx,ebx ; ipc area not defined ?
		4312	je ipc_err1
		4313
		4314	add ebx,[eax+0x80000+0xa4]
		4315	mov eax,esi
		4316	shl eax,5
		4317	add ebx,[eax+0x3000+0x10] ; ebx <- max data position
		4318
		4319	mov eax,esi ; to
		4320	shl esi,8
		4321	add esi,0x80000
		4322	mov edi,[esi+0xa0]
		4323	shl eax,5
		4324	add eax,0x3000
		4325	add edi,[eax+0x10]
		4326
		4327	cmp [edi],byte 0 ; overrun ?
		4328	jne ipc_err2
		4329
		4330	mov ebp,edi
		4331	add edi,[edi+4]
		4332	add edi,8
		4333
		4334	mov esi,ecx ; from
		4335	mov eax,[0x3010]
		4336	mov eax,[eax+0x10]
		4337	add esi,eax
		4338
		4339	mov ecx,edx ; size
		4340
		4341	mov eax,edi
		4342	add eax,ecx
		4343	cmp eax,ebx
		4344	jge ipc_err3 ; not enough room ?
		4345
		4346	push ecx
		4347
		4348	mov eax,[0x3010]
		4349	mov eax,[eax+4]
		4350	mov [edi-8],eax
		4351	mov [edi-4],ecx
		4352	cld
		4353	rep movsb
		4354
		4355	pop ecx
		4356	add ecx,8
		4357
		4358	mov edi,ebp ; increase memory position
		4359	add dword [edi+4],ecx
		4360
		4361	mov edi,[esp]
		4362	shl edi,8
		4363	or dword [edi+0x80000+0xA8],dword 01000000b ; ipc message
		4364
		4365	cmp [check_idle_semaphore],dword 20
		4366	jge ipc_no_cis
		4367	mov [check_idle_semaphore],5
		4368	ipc_no_cis:
		4369
		4370	xor eax, eax
		4371
		4372	ipc_err:
		4373	add esp,4
		4374	mov [esp+36],eax
		4375	sti
		4376	ret
		4377
		4378	ipc_err1:
		4379	add esp,4
		4380	mov [esp+36],dword 1
		4381	sti
		4382	ret
		4383	ipc_err2:
		4384	add esp,4
		4385	mov [esp+36],dword 2
		4386	sti
		4387	ret
		4388	ipc_err3:
		4389	add esp,4
		4390	mov [esp+36],dword 3
		4391	sti
		4392	ret
		4393
		4394	no_ipc_send:
		4395
		4396	mov [esp+36],dword -1
		4397	ret
		4398
		4399
		4400	align 4
		4401
		4402	sys_gs: ; direct screen access
		4403
		4404	cmp eax,1 ; resolution
		4405	jne no_gs1
		4406	mov eax,[0xfe00]
		4407	shl eax,16
		4408	mov ax,[0xfe04]
		4409	add eax,0x00010001
		4410	mov [esp+36],eax
		4411	ret
		4412	no_gs1:
		4413
		4414	cmp eax,2 ; bits per pixel
		4415	jne no_gs2
		4416	movzx eax,byte [0xfbf1]
		4417	mov [esp+36],eax
		4418	ret
		4419	no_gs2:
		4420
		4421	cmp eax,3 ; bytes per scanline
		4422	jne no_gs3
		4423	mov eax,[0xfe08]
		4424	mov [esp+36],eax
		4425	ret
		4426	no_gs3:
		4427
		4428	mov [esp+36],dword -1
		4429	ret
		4430
		4431
		4432	align 4 ; PCI functions
		4433
		4434	sys_pci:
		4435
		4436	call pci_api
		4437	mov [esp+36],eax
		4438	ret
		4439
		4440
		4441	align 4 ; system functions
		4442
		4443	syscall_setpixel: ; SetPixel
		4444
		4445
		4446	mov edx,[0x3010]
		4447	add eax,[edx-twdw]
		4448	add ebx,[edx-twdw+4]
33	mario79	4449	; xor edi,edi ; no force
		4450	mov edi,1
		4451	; call [disable_mouse]
1	ha	4452	jmp [putpixel]
		4453
		4454	align 4
		4455
		4456	syscall_writetext: ; WriteText
		4457
		4458	mov edi,[0x3010]
		4459	mov ebp,[edi-twdw]
		4460	shl ebp,16
		4461	add ebp,[edi-twdw+4]
		4462	add edi,0x10
		4463	add ecx,[edi]
		4464	add eax,ebp
		4465	xor edi,edi
		4466	jmp dtext
		4467
		4468	align 4
		4469
		4470	syscall_openramdiskfile: ; OpenRamdiskFile
		4471
		4472
		4473	mov edi,[0x3010]
		4474	add edi,0x10
		4475	add eax,[edi]
		4476	add edx,[edi]
		4477	mov esi,12
		4478	call fileread
		4479	mov [esp+36],ebx
		4480	ret
		4481
		4482	align 4
		4483
		4484	syscall_putimage: ; PutImage
		4485
		4486	mov edi,[0x3010]
		4487	add edi,0x10
		4488	add eax,[edi]
		4489	mov edx,ecx
		4490	mov ecx,ebx
		4491	mov ebx,eax
		4492	call sys_putimage
		4493	mov [esp+36],eax
		4494	ret
		4495
		4496	align 4
		4497
		4498	syscall_drawrect: ; DrawRect
		4499
		4500	mov edi,ecx
		4501	test ax,ax
		4502	je drectr
		4503	test bx,bx
		4504	je drectr
		4505	movzx ecx,ax
		4506	shr eax,16
		4507	movzx edx,bx
		4508	shr ebx,16
		4509	add ecx,eax
		4510	add edx,ebx
		4511	jmp [drawbar]
		4512	drectr:
		4513	ret
		4514
		4515	align 4
		4516
		4517	syscall_getscreensize: ; GetScreenSize
		4518
		4519	movzx eax,word[0xfe00]
		4520	shl eax,16
		4521	mov ax,[0xfe04]
		4522	mov [esp+36],eax
		4523	ret
		4524
		4525	align 4
		4526
		4527	syscall_system: ; System
		4528
		4529	call sys_system
		4530	mov [esp+36],eax
		4531	ret
		4532
		4533	align 4
		4534
		4535	syscall_startapp: ; StartApp
		4536	mov edi,[0x3010]
		4537	add edi,0x10
		4538	add eax,[edi]
		4539	test ebx,ebx
		4540	jz noapppar
		4541	add ebx,[edi]
		4542	noapppar:
		4543	; call start_application_fl
		4544	call new_start_application_fl
		4545	mov [esp+36],eax
		4546	ret
		4547
		4548
		4549	align 4
		4550
		4551	syscall_cdaudio: ; CD
		4552
		4553	call sys_cd_audio
		4554	mov [esp+36],eax
		4555	ret
		4556
		4557	align 4
		4558
		4559	syscall_readhd: ; ReadHd
		4560
		4561	mov edi,[0x3010]
		4562	add edi,0x10
		4563	add esi,[edi]
		4564	add eax,[edi]
		4565	call read_hd_file
		4566	mov [esp+36],eax
		4567	mov [esp+24],ebx
		4568	ret
		4569
		4570	align 4
		4571
		4572	syscall_starthdapp: ; StartHdApp
		4573
		4574	mov edi,[0x3010]
		4575	add edi,0x10
		4576	add eax,[edi]
		4577	add ecx,[edi]
		4578	mov ebp,0
		4579	call start_application_hd
		4580	mov [esp+36],eax
		4581	ret
		4582
		4583	align 4
		4584
		4585	syscall_delramdiskfile: ; DelRamdiskFile
		4586
		4587	mov edi,[0x3010]
		4588	add edi,0x10
		4589	add eax,[edi]
		4590	call filedelete
		4591	mov [esp+36],eax
		4592	ret
		4593
		4594	align 4
		4595
		4596	syscall_writeramdiskfile: ; WriteRamdiskFile
		4597
		4598	mov edi,[0x3010]
		4599	add edi,0x10
		4600	add eax,[edi]
		4601	add ebx,[edi]
		4602	call filesave
		4603	mov [esp+36],eax
		4604	ret
		4605
		4606	align 4
		4607
		4608	syscall_getpixel: ; GetPixel
		4609
		4610	mov ecx,[0xfe00]
		4611	inc ecx
		4612	xor edx,edx
		4613	div ecx
		4614	mov ebx,edx
		4615	xchg eax,ebx
		4616	call dword [0xe024]
		4617	mov [esp+36],ecx
		4618	ret
		4619
		4620	align 4
		4621
		4622	syscall_readstring: ; ReadString
		4623
		4624	mov edi,[0x3010]
		4625	add edi,0x10
		4626	add eax,[edi]
		4627	call read_string
		4628	mov [esp+36],eax
		4629	ret
		4630
		4631	align 4
		4632
		4633	syscall_drawline: ; DrawLine
		4634
		4635	mov edi,[0x3010]
		4636	movzx edx,word[edi-twdw]
		4637	mov ebp,edx
		4638	shl edx,16
		4639	add ebp,edx
		4640	movzx edx,word[edi-twdw+4]
		4641	add eax,ebp
		4642	mov ebp,edx
		4643	shl edx,16
		4644	xor edi,edi
		4645	add edx,ebp
		4646	add ebx,edx
		4647	jmp [draw_line]
		4648
		4649	align 4
		4650
		4651	syscall_getirqowner: ; GetIrqOwner
		4652
		4653	shl eax,2
		4654	add eax,irq_owner
		4655	mov eax,[eax]
		4656	mov [esp+36],eax
		4657	ret
		4658
		4659	align 4
		4660
		4661	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		4662
		4663	call r_f_port_area
		4664	mov [esp+36],eax
		4665	ret
		4666
14	poddubny	4667	;align 4
1	ha	4668
		4669	syscall_appints: ; AppInts
14	poddubny	4670	; mov [esp+36],dword -1
1	ha	4671	ret
		4672
		4673	align 4
		4674
		4675	syscall_threads: ; CreateThreads
		4676
		4677	call sys_threads
		4678	mov [esp+36],eax
		4679	ret
		4680
		4681	align 4
		4682
		4683	stack_driver_stat:
		4684
		4685	call app_stack_handler ; Stack status
		4686
		4687	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4688	; call change_task ; between sent packet
		4689
		4690	mov [esp+36],eax
		4691	ret
		4692
		4693	align 4
		4694
		4695	socket: ; Socket interface
		4696	call app_socket_handler
		4697
		4698	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4699	; call change_task ; between sent packet
		4700
		4701	mov [esp+36],eax
		4702	mov [esp+24],ebx
		4703	ret
		4704
		4705	align 4
		4706
		4707	user_events: ; User event times
		4708
		4709	mov eax,0x12345678
		4710	mov [esp+36],eax
		4711
		4712	ret
		4713
		4714	align 4
		4715
		4716	read_from_hd: ; Read from hd - fn not in use
		4717
		4718	mov edi,[0x3010]
		4719	add edi,0x10
		4720	add eax,[edi]
		4721	add ecx,[edi]
		4722	add edx,[edi]
		4723	call file_read
		4724
		4725	mov [esp+36],eax
		4726	mov [esp+24],ebx
		4727
		4728	ret
		4729
		4730
		4731	align 4
		4732
		4733	write_to_hd: ; Write a file to hd
		4734
		4735	mov edi,[0x3010]
		4736	add edi,0x10
		4737	add eax,[edi]
		4738	add ecx,[edi]
		4739	add edx,[edi]
		4740	call file_write
		4741	ret
		4742
		4743	align 4
		4744
		4745	delete_from_hd: ; Delete a file from hd
		4746
		4747	mov edi,[0x3010]
		4748	add edi,0x10
		4749	add eax,[edi]
		4750	add ecx,[edi]
		4751	call file_delete
		4752	ret
		4753
		4754
		4755	align 4
		4756
		4757	undefined_syscall: ; Undefined system call
		4758
		4759	mov [esp+36],dword -1
		4760	ret
		4761
		4762
		4763	;clear_busy_flag_at_caller:
		4764
		4765	; push edi
		4766
		4767	; mov edi,[0x3000] ; restore processes tss pointer in gdt, busyfl?
		4768	; imul edi,8
		4769	; mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b
		4770
		4771	; pop edi
		4772
		4773	; ret
		4774
		4775
		4776
		4777
		4778	keymap:
		4779
		4780	db '6',27
		4781	db '1234567890-=',8,9
		4782	db 'qwertyuiop[]',13
		4783	db '~asdfghjkl;',39,96,0,'\zxcvbnm,./',0,'45 '
		4784	db '@234567890123',180,178,184,'6',176,'7'
		4785	db 179,'8',181,177,183,185,182
		4786	db 'AB
		4787	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4788	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4789	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4790
		4791
		4792	keymap_shift:
		4793
		4794	db '6',27
		4795	db '!@#$%^&*()_+',8,9
		4796	db 'QWERTYUIOP{}',13
		4797	db '~ASDFGHJKL:"~',0,'\|ZXCVBNM<>?',0,'45 '
		4798	db '@234567890123',180,178,184,'6',176,'7'
		4799	db 179,'8',181,177,183,185,182
		4800	db 'AB>D',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4801	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4802	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4803	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4804
		4805
		4806	keymap_alt:
		4807
		4808	db ' ',27
		4809	db ' @ $ {[]}\ ',8,9
		4810	db ' ',13
		4811	db ' ',0,' ',0,'4',0,' '
		4812	db ' ',180,178,184,'6',176,'7'
		4813	db 179,'8',181,177,183,185,182
		4814	db 'ABCD',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4815	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4816	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4817	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4818
		4819
		4820	; device irq owners
		4821	uglobal
		4822	irq_owner: ; process id
		4823
		4824	dd 0x0
		4825	dd 0x0
		4826	dd 0x0
		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	endg
		4841
		4842
		4843	; on irq read ports
		4844	uglobal
		4845	irq00read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4846	irq01read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4847	irq02read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4848	irq03read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4849	irq04read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4850	irq05read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4851	irq06read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4852	irq07read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4853	irq08read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4854	irq09read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4855	irq10read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4856	irq11read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4857	irq12read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4858	irq13read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4859	irq14read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4860	irq15read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4861	endg
		4862
		4863	; status
		4864	uglobal
		4865	hd1_status dd 0x0 ; 0 - free : other - pid
		4866	application_table_status dd 0x0 ; 0 - free : other - pid
		4867	endg
		4868
		4869	; device addresses
		4870	uglobal
		4871	mididp dd 0x0
		4872	midisp dd 0x0
		4873
		4874	cdbase dd 0x0
		4875	cdid dd 0x0
		4876
		4877	hdbase dd 0x0 ; for boot 0x1f0
		4878	hdid dd 0x0
		4879	hdpos dd 0x0 ; for boot 0x1
		4880	fat32part dd 0x0 ; for boot 0x1
		4881
		4882	;part2_ld dd 0x0
		4883
		4884	;* start code - get process (3) - Mario79
		4885	active_process dd 0
33	mario79	4886	active_process_flag db 0
		4887	deleted_process dd 0
		4888	mouse_pause dd 0
		4889	ps2_mouse_detected db 0
		4890	com1_mouse_detected db 0
		4891	com2_mouse_detected db 0
1	ha	4892	;* end code - get active process (3) - Mario79
		4893
		4894	wraw_bacground_select db 0
		4895	lba_read_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		4896	pci_access_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		4897
		4898	sb16 dd 0x0
		4899	wss dd 0x0
		4900
		4901	buttontype dd 0x0
		4902	windowtypechanged dd 0x0
		4903	endg
		4904
		4905	iglobal
		4906	keyboard dd 0x1
		4907	sound_dma dd 0x1
		4908	syslang dd 0x1
33	mario79	4909	active_proc_stack_coun dd 0xa400-4
1	ha	4910	endg
		4911
		4912	IncludeIGlobals
		4913	endofcode:
		4914	IncludeUGlobals
		4915	uglobals_size = $ - endofcode
		4916	diff16 "end of kernel code",$
		4917

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(root)/kernel/trunk/kernel.asm – Rev 35