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	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
164	serge	13	include "proc32.inc"
7	me_root	14	include "kglobals.inc"
1	ha	15	include "lang.inc"
		16
164	serge	17	include "const.inc"
1	ha	18
164	serge	19	;WinMapAddress equ 0x460000
		20	;display_data = 0x460000
		21
1	ha	22	max_processes equ 255
		23
164	serge	24	;window_data equ 0x0000
		25	;tss_data equ 0xD20000
1	ha	26	;tss_step equ (128+2048) ; tss & i/o - 16384 ports, * 256=557056
		27	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
164	serge	28	;draw_data equ 0xC00000
		29	;sysint_stack_data equ 0xC03000
1	ha	30
164	serge	31	;twdw equ (0x3000-window_data)
1	ha	32
		33	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		34	;;
		35	;; Included files:
		36	;;
		37	;; Kernel16.inc
		38	;; - Booteng.inc English text for bootup
		39	;; - Bootcode.inc Hardware setup
		40	;; - Pci16.inc PCI functions
		41	;;
		42	;; Kernel32.inc
		43	;; - Sys32.inc Process management
		44	;; - Shutdown.inc Shutdown and restart
		45	;; - Fat32.inc Read / write hd
		46	;; - Vesa12.inc Vesa 1.2 driver
		47	;; - Vesa20.inc Vesa 2.0 driver
		48	;; - Vga.inc VGA driver
		49	;; - Stack.inc Network interface
		50	;; - Mouse.inc Mouse pointer
		51	;; - Scincode.inc Window skinning
		52	;; - Pci32.inc PCI functions
		53	;;
		54	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		55
		56
		57	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		58	;; ;;
		59	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		60	;; ;;
		61	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		62
		63	use16
82	halyavin	64	org 0x0
1	ha	65	jmp start_of_code
		66
		67	; mike.dld {
90	mario79	68	org $+0x10000
1	ha	69	db 0
		70	dd servetable-0x10000
		71	draw_line dd __sys_draw_line
		72	disable_mouse dd __sys_disable_mouse
		73	draw_pointer dd __sys_draw_pointer
114	mikedld	74	;//mike.dld, 2006-08-02 [
		75	;drawbar dd __sys_drawbar
		76	drawbar dd __sys_drawbar.forced
		77	;//mike.dld, 2006-08-02 ]
1	ha	78	putpixel dd __sys_putpixel
		79	; } mike.dld
		80
147	diamond	81	version db 'Kolibri OS version 0.6.0.0 ',13,10,13,10,0
1	ha	82	;dd endofcode-0x10000
		83
		84	;db 'Boot02'
		85	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		86	include "boot/preboot.inc"
		87	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		88
		89	preboot_lfb db 0
		90	preboot_bootlog db 0
		91
		92
		93	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		94	;; ;;
		95	;; 16 BIT INCLUDED FILES ;;
		96	;; ;;
		97	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		98
7	me_root	99	include "kernel16.inc"
1	ha	100
		101	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		102	;; ;;
		103	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		104	;; ;;
		105	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		106
3	halyavin	107	os_data = os_data_l-gdts ; GDTs
		108	os_code = os_code_l-gdts
1	ha	109	int_code equ int_code_l-gdts
		110	int_data equ int_data_l-gdts
		111	tss0sys equ tss0sys_l-gdts
		112	graph_data equ 3+graph_data_l-gdts
		113	tss0 equ tss0_l-gdts
		114	app_code equ 3+app_code_l-gdts
		115	app_data equ 3+app_data_l-gdts
		116
		117
		118
		119	; CR0 Flags - Protected mode and Paging
		120
168	serge	121	mov ecx, CR0_PE
1	ha	122
		123	; Enabling 32 bit protected mode
		124
		125	sidt [cs:old_ints_h-0x10000]
		126
		127	cli ; disable all irqs
		128	cld
		129	mov al,255 ; mask all irqs
		130	out 0xa1,al
		131	out 0x21,al
		132	l.5: in al, 0x64 ; Enable A20
		133	test al, 2
		134	jnz l.5
		135	mov al, 0xD1
		136	out 0x64, al
		137	l.6: in al, 0x64
		138	test al, 2
		139	jnz l.6
		140	mov al, 0xDF
		141	out 0x60, al
149	diamond	142	l.7: in al, 0x64
		143	test al, 2
		144	jnz l.7
		145	mov al, 0xFF
		146	out 0x64, al
1	ha	147	lgdt [cs:gdts-0x10000] ; Load GDT
		148	mov eax, cr0 ; Turn on paging // protected mode
		149	or eax, ecx
		150	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		151	mov cr0, eax
77	diamond	152	jmp $+2
164	serge	153	org $+0x10000
1	ha	154	mov ax,os_data ; Selector for os
		155	mov ds,ax
		156	mov es,ax
		157	mov fs,ax
		158	mov gs,ax
		159	mov ss,ax
12	halyavin	160	mov esp,0x3ec00 ; Set stack
1	ha	161	jmp pword os_code:B32 ; jmp to enable 32 bit mode
		162
183	diamond	163	if gdte >= $
		164	error 'GDT overlaps with used code!'
		165	end if
		166
1	ha	167	use32
		168
183	diamond	169	include 'unpacker.inc'
		170
1	ha	171	iglobal
		172	boot_memdetect db 'Determining amount of memory',0
		173	boot_fonts db 'Fonts loaded',0
		174	boot_tss db 'Setting TSSs',0
		175	boot_cpuid db 'Reading CPUIDs',0
		176	boot_devices db 'Detecting devices',0
		177	boot_timer db 'Setting timer',0
		178	boot_irqs db 'Reprogramming IRQs',0
		179	boot_setmouse db 'Setting mouse',0
		180	boot_windefs db 'Setting window defaults',0
		181	boot_bgr db 'Calculating background',0
		182	boot_resirqports db 'Reserving IRQs & ports',0
		183	boot_setrports db 'Setting addresses for IRQs',0
		184	boot_setostask db 'Setting OS task',0
		185	boot_allirqs db 'Unmasking all IRQs',0
		186	boot_tsc db 'Reading TSC',0
		187	boot_pal_ega db 'Setting EGA/CGA 320x200 palette',0
		188	boot_pal_vga db 'Setting VGA 640x480 palette',0
		189	boot_mtrr db 'Setting MTRR',0
		190	boot_tasking db 'All set - press ESC to start',0
		191	endg
		192
		193	iglobal
		194	boot_y dd 10
		195	endg
		196
		197	boot_log:
		198	pushad
		199
		200	mov eax,10*65536
		201	mov ax,word [boot_y]
		202	add [boot_y],dword 10
139	diamond	203	mov ebx,0x80ffffff ; ASCIIZ string with white color
1	ha	204	mov ecx,esi
		205	mov edi,1
		206	call dtext
		207
		208	mov [novesachecksum],1000
117	mario79	209	call checkVga_N13
1	ha	210
		211	cmp [preboot_blogesc],byte 1
		212	je .bll2
		213
		214	cmp esi,boot_tasking
		215	jne .bll2
		216	; begin ealex 04.08.05
		217	; in al,0x61
		218	; and al,01111111b
41	mikedld	219	; out 0x61,al
1	ha	220	; end ealex 04.08.05
		221	.bll1: in al,0x60 ; wait for ESC key press
		222	cmp al,129
		223	jne .bll1
		224
		225	.bll2: popad
		226
		227	ret
		228
		229	iglobal
143	diamond	230	firstapp db '/rd/1/LAUNCHER',0
1	ha	231	char db 'CHAR MT '
		232	char2 db 'CHAR2 MT '
		233	bootpath db '/KOLIBRI '
		234	bootpath2 db 0
		235	vmode db 'VMODE MDR'
143	diamond	236	vrr_m db '/rd/1/VRR_M',0
1	ha	237	endg
		238
		239
		240	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		241	;; ;;
		242	;; 32 BIT ENTRY ;;
		243	;; ;;
		244	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		245
		246	align 4
		247
		248	B32:
		249	; CLEAR 0x280000-0xF00000
		250
		251	xor eax,eax
		252	mov edi,0x280000
		253	mov ecx,(0x100000*0xF-0x280000) / 4
		254	cld
		255	rep stosd
		256	; CLEAR 0x80000-0x90000
		257	; xor eax,eax
		258	mov edi,0x80000
		259	mov ecx,(0x90000-0x80000)/4
41	mikedld	260	; cld
1	ha	261	rep stosd
		262
		263	; CLEAR KERNEL UNDEFINED GLOBALS
		264	mov edi, endofcode
		265	mov ecx, (uglobals_size/4)+4
		266	rep stosd
		267
		268	; SAVE & CLEAR 0-0xffff
		269
		270	mov esi,0x0000
		271	mov edi,0x2F0000
		272	mov ecx,0x10000 / 4
		273	cld
		274	rep movsd
		275	xor eax,eax
		276	mov edi,0
		277	mov ecx,0x10000 / 4
		278	cld
		279	rep stosd
		280
		281	; SAVE REAL MODE VARIABLES
160	diamond	282	mov ax, [0x2f0000 + 0x9031]
		283	mov [IDEContrRegsBaseAddr], ax
76	mario79	284	; --------------- APM ---------------------
		285	mov eax, [0x2f0000 + 0x9040] ; entry point
		286	mov dword[apm_entry], eax
		287	mov word [apm_entry + 4], apm_code_32 - gdts
		288
		289	mov eax, [0x2f0000 + 0x9044] ; version & flags
		290	mov [apm_vf], eax
		291	; -----------------------------------------
1	ha	292	; movzx eax,byte [0x2f0000+0x9010] ; mouse port
		293	; mov [0xF604],byte 1 ;al
		294	mov al,[0x2f0000+0x9000] ; bpp
		295	mov [0xFBF1],al
		296	movzx eax,word [0x2f0000+0x900A] ; X max
		297	dec eax
		298	mov [0xfe00],eax
41	mikedld	299	mov [screen_workarea.right],eax
1	ha	300	movzx eax,word [0x2f0000+0x900C] ; Y max
		301	dec eax
		302	mov [0xfe04],eax
41	mikedld	303	mov [screen_workarea.bottom],eax
1	ha	304	movzx eax,word [0x2f0000+0x9008] ; screen mode
		305	mov [0xFE0C],eax
		306	mov eax,[0x2f0000+0x9014] ; Vesa 1.2 bnk sw add
		307	mov [0xE030],eax
		308	mov [0xfe08],word 640*4 ; Bytes PerScanLine
		309	cmp [0xFE0C],word 0x13 ; 320x200
		310	je @f
		311	cmp [0xFE0C],word 0x12 ; VGA 640x480
		312	je @f
		313	mov ax,[0x2f0000+0x9001] ; for other modes
		314	mov [0xfe08],ax
		315	@@:
		316
		317	; GRAPHICS ADDRESSES
		318
		319	;mov eax,0x100000*8 ; LFB address
		320	;cmp [0xfe0c],word 0x13
		321	;je no_d_lfb
		322	;cmp [0xfe0c],word 0x12
		323	;je no_d_lfb
		324	;cmp [0x2f0000+0x901e],byte 1
		325	;jne no_d_lfb
		326	mov byte [0x2f0000+0x901e],0x0
		327	mov eax,[0x2f0000+0x9018]
		328	;no_d_lfb:
164	serge	329	mov [LFBAddress],eax
1	ha	330
		331	cmp [0xfe0c],word 0100000000000000b
		332	jge setvesa20
		333	cmp [0xfe0c],word 0x13
		334	je v20ga32
		335	mov [0xe020],dword Vesa12_putpixel24 ; Vesa 1.2
		336	mov [0xe024],dword Vesa12_getpixel24
		337	cmp [0xfbf1],byte 24
		338	jz ga24
		339	mov [0xe020],dword Vesa12_putpixel32
		340	mov [0xe024],dword Vesa12_getpixel32
		341	ga24:
		342	jmp v20ga24
		343	setvesa20:
		344	mov [0xe020],dword Vesa20_putpixel24 ; Vesa 2.0
		345	mov [0xe024],dword Vesa20_getpixel24
		346	cmp [0xfbf1],byte 24
		347	jz v20ga24
		348	v20ga32:
		349	mov [0xe020],dword Vesa20_putpixel32
		350	mov [0xe024],dword Vesa20_getpixel32
		351	v20ga24:
		352	cmp [0xfe0c],word 0x12 ; 16 C VGA 640x480
		353	jne no_mode_0x12
		354	mov [0xe020],dword VGA_putpixel
		355	mov [0xe024],dword Vesa20_getpixel32
		356	no_mode_0x12:
		357
		358	; MEMORY MODEL
		359
164	serge	360	call mem_test
		361	mov [MEM_AMOUNT], eax
1	ha	362
164	serge	363	mov [pg_data.mem_amount], eax
		364	mov [pg_data.kernel_max], eax
1	ha	365
164	serge	366	shr eax, 12
		367	mov edx, eax
		368	mov [pg_data.pages_count], eax
		369	mov [pg_data.kernel_pages], eax
1	ha	370
164	serge	371	shr eax, 3
		372	mov [pg_data.pagemap_size], eax
1	ha	373
164	serge	374	shr edx, 10
		375	cmp edx, 4
		376	ja @f
		377	inc edx ;at least 4Mb for kernel heap
		378	@@:
		379	mov [pg_data.kernel_tables], edx
41	mikedld	380
1	ha	381	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		382	include 'detect/disks.inc'
		383	;!!!!!!!!!!!!!!!!!!!!!!!!!!
41	mikedld	384
1	ha	385	; CHECK EXTRA REGION
		386	; ENABLE PAGING
41	mikedld	387
164	serge	388	call test_cpu
		389	; btr [cpu_caps], CAPS_SSE ;test: dont't use sse code
		390	; btr [cpu_caps], CAPS_SSE2 ;test: don't use sse2
103	halyavin	391
164	serge	392	; btr [cpu_caps], CAPS_FXSR ;test: disable sse support
		393	;all sse commands rise #UD exption
		394	; btr [cpu_caps], CAPS_PSE ;test: don't use large pages
		395	; btr [cpu_caps], CAPS_PGE ;test: don't use global pages
		396	; btr [cpu_caps], CAPS_MTRR ;test: don't use MTRR
		397	; btr [cpu_caps], CAPS_TSC ;test: don't use TSC
		398
		399	call init_memEx
		400	call init_page_map
		401
		402	mov eax, sys_pgdir ;+PG_NOCACHE
		403	mov cr3, eax
		404
168	serge	405	mov eax,cr0
		406	or eax,CR0_PG
		407	mov cr0,eax
164	serge	408
		409	call init_kernel_heap
		410	call init_LFB
		411	call init_mtrr
		412
188	serge	413	stdcall alloc_kernel_space, 0x4F000
164	serge	414	mov [ipc_tmp], eax
		415	mov ebx, 0x1000
		416
		417	add eax, 0x40000
		418	mov [proc_mem_map], eax
		419
		420	add eax, 0x8000
		421	mov [proc_mem_pdir], eax
		422
		423	add eax, ebx
		424	mov [proc_mem_tab], eax
		425
		426	add eax, ebx
		427	mov [tmp_task_pdir], eax
		428
		429	add eax, ebx
		430	mov [tmp_task_ptab], eax
		431
		432	add eax, ebx
		433	mov [ipc_pdir], eax
		434
		435	add eax, ebx
		436	mov [ipc_ptab], eax
		437
		438	stdcall kernel_alloc, 0x1000
		439	mov [tmp_task_data], eax
		440
		441	mov [dll_map], 0xFFFFFFFF
		442	mov [srv_map], 0xFFFFFFFF
		443
		444	call alloc_dll
		445	mov edi, eax
		446	mov esi, szKernel
		447	mov ecx, 16
		448	rep movsb
		449
168	serge	450	clts
		451	fninit
		452
164	serge	453	bt [cpu_caps], CAPS_FXSR
		454	jnc .no_FXSR
		455
		456	stdcall kernel_alloc, 512*256
		457	mov [fpu_data], eax
168	serge	458
164	serge	459	mov ebx, cr4
168	serge	460	mov ecx, cr0
		461	or ebx, CR4_OSFXSR+CR4_OSXMMEXPT
164	serge	462	mov cr4, ebx
168	serge	463
		464	and ecx, not (CR0_MP+CR0_EM)
		465	or ecx, CR0_NE
		466	mov cr0, ecx
		467
		468	mov dword [esp-4], SSE_INIT
		469	ldmxcsr [esp-4]
		470
		471	xorps xmm0, xmm0
		472	xorps xmm1, xmm1
		473	xorps xmm2, xmm2
		474	xorps xmm3, xmm3
		475	xorps xmm4, xmm4
		476	xorps xmm5, xmm5
		477	xorps xmm6, xmm6
		478	xorps xmm7, xmm7
		479
		480	jmp .set_cr
164	serge	481	.no_FXSR:
		482	stdcall kernel_alloc, 112*256
		483	mov [fpu_data], eax
		484	mov ebx, cr4
168	serge	485	mov ecx, cr0
164	serge	486	and ebx, not (CR4_OSFXSR+CR4_OSXMMEXPT)
168	serge	487	and ecx, not CR0_EM
		488	or ecx, CR0_MP+CR0_NE
		489	mov cr0, ecx
164	serge	490	mov cr4, ebx
168	serge	491	.set_cr:
164	serge	492	mov edi, irq_tab
		493	xor eax, eax
		494	mov ecx, 16
		495	rep stosd
		496
41	mikedld	497	;Set base of graphic segment to linear address of LFB
164	serge	498	mov eax,[LFBAddress] ; set for gs
1	ha	499	mov [graph_data_l+2],ax
		500	shr eax,16
		501	mov [graph_data_l+4],al
41	mikedld	502	mov [graph_data_l+7],ah
1	ha	503
		504	; READ RAMDISK IMAGE FROM HD
		505
		506	;!!!!!!!!!!!!!!!!!!!!!!!
		507	include 'boot/rdload.inc'
		508	;!!!!!!!!!!!!!!!!!!!!!!!
		509	; mov [dma_hdd],1
		510	; CALCULATE FAT CHAIN FOR RAMDISK
		511
		512	call calculatefatchain
		513
		514	; LOAD VMODE DRIVER
		515
		516	;!!!!!!!!!!!!!!!!!!!!!!!
		517	include 'vmodeld.inc'
		518	;!!!!!!!!!!!!!!!!!!!!!!!
		519
		520	; LOAD FONTS I and II
		521
		522	mov [0x3000],dword 1
		523	mov [0x3004],dword 1
		524	mov [0x3010],dword 0x3020
		525
		526	mov eax,char
		527	mov esi,12
		528	xor ebx,ebx
12	halyavin	529	mov ecx,2560;26000
		530	mov edx,0x3F600;0x37000
1	ha	531	call fileread
		532
		533	mov eax,char2
		534	mov esi,12
		535	xor ebx,ebx
12	halyavin	536	mov ecx,2560;26000
		537	mov edx,0x3EC00;0x30000
1	ha	538	call fileread
		539
		540	mov esi,boot_fonts
		541	call boot_log
		542
		543	; PRINT AMOUNT OF MEMORY
		544	mov esi, boot_memdetect
		545	call boot_log
		546
		547	movzx ecx, word [boot_y]
		548	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		549	sub ecx, 10
		550	mov edx, 0xFFFFFF
164	serge	551	mov ebx, [MEM_AMOUNT]
1	ha	552	shr ebx, 20
		553	mov edi, 1
		554	mov eax, 0x00040000
		555	call display_number
41	mikedld	556
1	ha	557	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		558
		559	mov esi,boot_irqs
		560	call boot_log
		561	call rerouteirqs
		562
		563	mov esi,boot_tss
		564	call boot_log
		565
		566	; BUILD SCHEDULER
		567
		568	call build_scheduler ; sys32.inc
		569
		570	; LOAD IDT
13	poddubny	571	lidt [cs:idtreg]
1	ha	572
41	mikedld	573	;The CPU to this moment should be already in PM,
		574	;and bit MP of the register cr0 should be installed in 1.
164	serge	575	;finit ;reset of the FPU (finit, instead of fninit)
		576	;fsetpm ;enable PM of the FPU
		577	;finit ;reset the registers, contents which are still equal RM
41	mikedld	578	;Now FPU too in PM
1	ha	579	; DETECT DEVICES
		580
		581	mov esi,boot_devices
		582	call boot_log
		583	call detect_devices
		584
		585	; TIMER SET TO 1/100 S
		586
		587	mov esi,boot_timer
		588	call boot_log
		589	mov al,0x34 ; set to 100Hz
		590	out 0x43,al
		591	mov al,0x9b ; lsb 1193180 / 1193
		592	out 0x40,al
		593	mov al,0x2e ; msb
		594	out 0x40,al
		595
		596	; SET MOUSE
		597
		598	mov esi,boot_setmouse
		599	call boot_log
		600	call setmouse
		601
		602	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		603
		604	mov esi,boot_windefs
		605	call boot_log
		606	call setwindowdefaults
		607
		608	; SET BACKGROUND DEFAULTS
		609
		610	mov esi,boot_bgr
		611	call boot_log
		612	call calculatebackground
		613
		614	; RESERVE SYSTEM IRQ'S JA PORT'S
		615
		616	mov esi,boot_resirqports
		617	call boot_log
		618	call reserve_irqs_ports
		619
		620	; SET PORTS FOR IRQ HANDLERS
		621
		622	mov esi,boot_setrports
		623	call boot_log
		624	call setirqreadports
		625
		626	; SET UP OS TASK
		627
		628	mov esi,boot_setostask
		629	call boot_log
		630	; name for OS/IDLE process
117	mario79	631	mov dword [0x80000+256+APPDATA.app_name], dword 'OS/I'
		632	mov dword [0x80000+256+APPDATA.app_name+4], dword 'DLE '
164	serge	633	mov eax, [fpu_data]
		634	mov dword [0x80000+APPDATA.fpu_state], eax
		635	mov dword [0x80000+APPDATA.fpu_handler], 0
		636	mov dword [0x80000+APPDATA.sse_handler], 0
		637
		638	add eax, 112
		639	bt [cpu_caps], CAPS_FXSR
		640	jnc .no_sse
		641	add eax, 512-112
		642	.no_sse:
		643	mov dword [0x80000+256+APPDATA.fpu_state], eax
		644	mov dword [0x80000+256+APPDATA.fpu_handler], 0
		645	mov dword [0x80000+256+APPDATA.sse_handler], 0
1	ha	646	; task list
115	poddubny	647	mov [0x3020+TASKDATA.wnd_number], 1 ; on screen number
		648	mov [0x3020+TASKDATA.pid], 1 ; process id number
		649	mov [0x3020+TASKDATA.mem_start], 0 ; process base address
1	ha	650
		651	; set default flags & stacks
		652	mov [l.eflags],dword 0x11202 ; sti and resume
		653	mov [l.ss0], os_data
		654	; osloop - TSS
		655	mov eax,cr3
		656	mov [l.cr3],eax
		657	mov [l.eip],osloop
13	poddubny	658	mov [l.esp],sysint_stack_data + 4096*2 ; uses slot 1 stack
1	ha	659	mov [l.cs],os_code
		660	mov [l.ss],os_data
		661	mov [l.ds],os_data
		662	mov [l.es],os_data
		663	mov [l.fs],os_data
		664	mov [l.gs],os_data
		665	; move tss to tss_data+tss_step
		666	mov esi,tss_sceleton
		667	mov edi,tss_data+tss_step
		668	mov ecx,120/4
		669	cld
		670	rep movsd
		671
		672	mov ax,tss0
		673	ltr ax
		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
172	serge	687	mov ebx, 1000000
		688	div ebx
		689	mov [stall_mcs], eax
1	ha	690
		691	; SET VARIABLES
		692
		693	call set_variables
		694
		695	; STACK AND FDC
		696
		697	call stack_init
		698	call fdc_init
		699
		700	; PALETTE FOR 320x200 and 640x480 16 col
		701
		702	cmp [0xfe0c],word 0x12
		703	jne no_pal_vga
		704	mov esi,boot_pal_vga
		705	call boot_log
		706	call paletteVGA
		707	no_pal_vga:
		708
		709	cmp [0xfe0c],word 0x13
		710	jne no_pal_ega
		711	mov esi,boot_pal_ega
		712	call boot_log
		713	call palette320x200
		714	no_pal_ega:
		715
		716	; LOAD DEFAULT SKIN
		717
49	mikedld	718	mov esi,_skin_file_default
		719	mov edi,_skin_file
		720	movsd
		721	movsd
		722	movsd
		723	call load_skin
1	ha	724
		725	; LOAD FIRST APPLICATION
21	poddubny	726	mov [0x3000],dword 1
		727	mov [0x3004],dword 1
1	ha	728	cli
143	diamond	729	cmp byte [0x2f0000+0x9030],1
1	ha	730	jne no_load_vrr_m
143	diamond	731	mov ebp,vrr_m
		732	lea esi,[ebp+6] ; skip '/rd/1/'
41	mikedld	733	xor ebx,ebx ; no parameters
40	halyavin	734	xor edx,edx ; no flags
143	diamond	735	call fs_RamdiskExecute.flags
21	poddubny	736	cmp eax,2 ; if vrr_m app found (PID=2)
1	ha	737	je first_app_found
41	mikedld	738
21	poddubny	739	no_load_vrr_m:
143	diamond	740	mov ebp,firstapp
		741	lea esi,[ebp+6]
40	halyavin	742	xor ebx,ebx ; no parameters
		743	xor edx,edx ; no flags
143	diamond	744	call fs_RamdiskExecute.flags
1	ha	745
21	poddubny	746	cmp eax,2 ; continue if a process has been loaded
1	ha	747	je first_app_found
21	poddubny	748	mov eax, 0xDEADBEEF ; otherwise halt
		749	hlt
1	ha	750	first_app_found:
		751	cli
		752
21	poddubny	753	;mov [0x3004],dword 2
		754	mov [0x3000],dword 1 ; set OS task fisrt
1	ha	755
		756
21	poddubny	757	; SET KEYBOARD PARAMETERS
		758	mov al, 0xf6 ; reset keyboard, scan enabled
1	ha	759	call kb_write
		760
21	poddubny	761	; wait until 8042 is ready
33	mario79	762	; xor ecx,ecx
		763	; @@:
41	mikedld	764	; in al,64h
33	mario79	765	; and al,00000010b
		766	; loopnz @b
		767	call Wait8042BufferEmpty
1	ha	768
		769	; mov al, 0xED ; svetodiody - only for testing!
		770	; call kb_write
		771	; call kb_read
		772	; mov al, 111b
		773	; call kb_write
		774	; call kb_read
41	mikedld	775
1	ha	776	mov al, 0xF3 ; set repeat rate & delay
		777	call kb_write
		778	call kb_read
92	diamond	779	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
1	ha	780	call kb_write
		781	call kb_read
		782	;// mike.dld [
		783	call set_lights
		784	;// mike.dld ]
		785
21	poddubny	786	; START MULTITASKING
1	ha	787
21	poddubny	788	mov esi,boot_tasking
		789	call boot_log
		790
		791	mov [0xe000],byte 1 ; multitasking enabled
		792
1	ha	793	; UNMASK ALL IRQ'S
		794
		795	mov esi,boot_allirqs
		796	call boot_log
41	mikedld	797
1	ha	798	cli ;guarantee forbidance of interrupts.
		799	mov al,0 ; unmask all irq's
		800	out 0xA1,al
		801	out 0x21,al
		802
		803	mov ecx,32
		804
		805	ready_for_irqs:
		806
		807	mov al,0x20 ; ready for irqs
		808	out 0x20,al
		809	out 0xa0,al
		810
		811	loop ready_for_irqs ; flush the queue
		812
164	serge	813	stdcall attach_int_handler, dword 1, irq1
		814
1	ha	815	; mov [dma_hdd],1
160	diamond	816	cmp [IDEContrRegsBaseAddr], 0
		817	setnz [dma_hdd]
1	ha	818
		819	sti
		820	jmp $ ; wait here for timer to take control
		821
		822	; Fly :)
		823
		824	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		825	; ;
33	mario79	826	; MAIN OS LOOP START ;
1	ha	827	; ;
		828	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		829	align 32
		830	osloop:
		831
		832	call [draw_pointer]
		833	call checkbuttons
		834	call checkwindows
49	mikedld	835	; call check_window_move_request
1	ha	836	call checkmisc
117	mario79	837	call checkVga_N13
1	ha	838	call stack_handler
		839	call checkidle
		840	call check_fdd_motor_status
		841	jmp osloop
33	mario79	842	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		843	; ;
		844	; MAIN OS LOOP END ;
		845	; ;
		846	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	847
		848	checkidle:
		849	pushad
		850
		851	cmp [check_idle_semaphore],0
		852	jne no_idle_state
		853
		854	call change_task
		855	mov eax,[idlemem]
		856	mov ebx,[timer_ticks] ;[0xfdf0]
		857	cmp eax,ebx
		858	jnz idle_exit
		859	call _rdtsc
		860	mov ecx,eax
		861	idle_loop:
		862	hlt
		863	cmp [check_idle_semaphore],0
		864	jne idle_loop_exit
		865	mov eax,[timer_ticks] ;[0xfdf0]
		866	cmp ebx,eax
		867	jz idle_loop
		868	idle_loop_exit:
		869	mov [idlemem],eax
		870	call _rdtsc
		871	sub eax,ecx
		872	mov ebx,[idleuse]
		873	add ebx,eax
		874	mov [idleuse],ebx
		875
		876	popad
		877	ret
		878
		879	idle_exit:
		880
		881	mov ebx,[timer_ticks] ;[0xfdf0]
		882	mov [idlemem],ebx
		883	call change_task
		884
		885	popad
		886	ret
		887
		888	no_idle_state:
		889
		890	dec [check_idle_semaphore]
		891
		892	mov ebx,[timer_ticks] ;[0xfdf0]
		893	mov [idlemem],ebx
		894	call change_task
		895
		896	popad
		897	ret
		898
		899	uglobal
		900	idlemem dd 0x0
		901	idleuse dd 0x0
		902	idleusesec dd 0x0
		903	check_idle_semaphore dd 0x0
		904	endg
		905
		906
		907
		908	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		909	; ;
		910	; INCLUDED SYSTEM FILES ;
		911	; ;
		912	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		913
		914
7	me_root	915	include "kernel32.inc"
1	ha	916
		917
		918	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		919	; ;
		920	; KERNEL FUNCTIONS ;
		921	; ;
		922	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		923
		924	reserve_irqs_ports:
		925
		926	pushad
		927
		928	mov [irq_owner+4*0],byte 1 ; timer
		929	mov [irq_owner+4*1],byte 1 ; keyboard
		930	mov [irq_owner+4*5],byte 1 ; sound blaster
		931	mov [irq_owner+4*6],byte 1 ; floppy diskette
		932	mov [irq_owner+4*13],byte 1 ; math co-pros
		933	mov [irq_owner+4*14],byte 1 ; ide I
		934	mov [irq_owner+4*15],byte 1 ; ide II
58	mario79	935	; movzx eax,byte [0xf604] ; mouse irq
		936	; dec eax
		937	; add eax,mouseirqtable
		938	; movzx eax,byte [eax]
		939	; shl eax,2
		940	; mov [irq_owner+eax],byte 1
1	ha	941
		942
		943	; RESERVE PORTS
		944	mov edi,1 ; 0x00-0xff
		945	mov [0x2d0000],edi
		946	shl edi,4
		947	mov [0x2d0000+edi+0],dword 1
		948	mov [0x2d0000+edi+4],dword 0x0
		949	mov [0x2d0000+edi+8],dword 0xff
58	mario79	950	; cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff
		951	; jne ripl1
		952	; inc dword [0x2d0000]
		953	; mov edi,[0x2d0000]
		954	; shl edi,4
		955	; mov [0x2d0000+edi+0],dword 1
		956	; mov [0x2d0000+edi+4],dword 0x3f0
		957	; mov [0x2d0000+edi+8],dword 0x3ff
		958	; ripl1:
		959	; cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff
		960	; jne ripl2
		961	; inc dword [0x2d0000]
		962	; mov edi,[0x2d0000]
		963	; shl edi,4
		964	; mov [0x2d0000+edi+0],dword 1
		965	; mov [0x2d0000+edi+4],dword 0x2f0
		966	; mov [0x2d0000+edi+8],dword 0x2ff
		967	; ripl2:
1	ha	968
		969	popad
		970	ret
		971
		972	iglobal
		973	mouseirqtable db 12 ; ps2
		974	db 4 ; com1
		975	db 3 ; com2
		976	endg
		977
		978	setirqreadports:
		979
		980	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		981	mov [irq12read+4],dword 0 ; end of port list
		982	mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		983	mov [irq04read+4],dword 0 ; end of port list
		984	mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		985	mov [irq03read+4],dword 0 ; end of port list
		986
		987	ret
		988
		989	iglobal
		990	process_number dd 0x1
		991	endg
		992
		993	set_variables:
		994
		995	mov ecx,0x100 ; flush port 0x60
		996	.fl60: in al,0x60
		997	loop .fl60
		998	mov [0xfcff],byte 0 ; mouse buffer
		999	mov [0xf400],byte 0 ; keyboard buffer
		1000	mov [0xf500],byte 0 ; button buffer
		1001	; mov [0xfb0a],dword 100*65536+100 ; mouse x/y
		1002
		1003	push eax
		1004	mov ax,[0x2f0000+0x900c]
		1005	shr ax,1
		1006	shl eax,16
		1007	mov ax,[0x2f0000+0x900A]
		1008	shr ax,1
		1009	mov [0xfb0a],eax
		1010	pop eax
41	mikedld	1011
1	ha	1012	mov byte [SB16_Status],0 ; Minazzi Paolo
		1013	mov [display_data-12],dword 1 ; tiled background
		1014	mov [0xfe88],dword 0x2C0000 ; address of button list
		1015
		1016	;!! IP 04.02.2005:
		1017	mov [next_usage_update], 100
		1018	mov byte [0xFFFF], 0 ; change task if possible
		1019
		1020	ret
		1021
		1022	;* mouse centered - start code- Mario79
		1023	mouse_centered:
		1024	push eax
		1025	mov eax,[0xFE00]
		1026	shr eax,1
		1027	mov [0xFB0A],ax
		1028	mov eax,[0xFE04]
		1029	shr eax,1
		1030	mov [0xFB0C],ax
		1031	pop eax
		1032	ret
		1033	;* mouse centered - end code- Mario79
		1034
		1035	align 4
		1036
		1037	sys_outport:
		1038
		1039	mov edi,ebx ; separate flag for read / write
		1040	and ebx,65535
		1041
		1042	mov ecx,[0x2d0000]
		1043	test ecx,ecx
		1044	jne sopl8
		1045	mov [esp+36],dword 1
		1046	ret
		1047
		1048	sopl8:
		1049	mov edx,[0x3010]
		1050	mov edx,[edx+0x4]
		1051	and ebx,65535
		1052	cld
		1053	sopl1:
		1054
		1055	mov esi,ecx
		1056	shl esi,4
		1057	add esi,0x2d0000
		1058	cmp edx,[esi+0]
		1059	jne sopl2
		1060	cmp ebx,[esi+4]
		1061	jb sopl2
		1062	cmp ebx,[esi+8]
		1063	jg sopl2
		1064	jmp sopl3
		1065
		1066	sopl2:
		1067
		1068	dec ecx
		1069	jnz sopl1
		1070	mov [esp+36],dword 1
		1071	ret
		1072
		1073	sopl3:
		1074
		1075	test edi,0x80000000 ; read ?
		1076	jnz sopl4
		1077
		1078	mov dx,bx ; write
		1079	out dx,al
		1080	mov [esp+36],dword 0
		1081	ret
		1082
		1083	sopl4:
		1084
		1085	mov dx,bx ; read
		1086	in al,dx
		1087	and eax,0xff
		1088	mov [esp+36],dword 0
		1089	mov [esp+24],eax
		1090	ret
		1091
		1092
		1093
		1094	align 4
		1095	sys_sb16:
		1096
		1097	cmp word [sb16],word 0
		1098	jnz sb16l1
		1099	mov [esp+36],dword 1
		1100	ret
		1101	sb16l1:
		1102	mov [esp+36],dword 0
		1103	cmp eax,1 ; set volume - main
		1104	jnz sb16l2
		1105	mov dx,word [sb16]
		1106	add dx,4
		1107	mov al,0x22
		1108	out dx,al
		1109	mov esi,1
		1110	call delay_ms
		1111	mov eax,ebx
		1112	inc edx
		1113	out dx,al
		1114	ret
		1115	sb16l2:
		1116
		1117	cmp eax,2 ; set volume - cd
		1118	jnz sb16l3
		1119	mov dx,word [sb16]
		1120	add dx,4
		1121	mov al,0x28
		1122	out dx,al
		1123	mov esi,1
		1124	call delay_ms
		1125	mov eax,ebx
		1126	add edx,1
		1127	out dx,al
		1128	ret
		1129	sb16l3:
		1130	mov [esp+36],dword 2
		1131	ret
		1132
		1133
		1134	align 4
		1135
		1136	sys_sb16II:
		1137
		1138	cmp word [sb16],word 0
		1139	jnz IIsb16l1
		1140	mov [esp+36],dword 1
		1141	ret
		1142	IIsb16l1:
		1143
		1144	cmp eax,1 ; set volume - main
		1145	jnz IIsb16l2
		1146	; L
		1147	mov dx,word [sb16]
		1148	add dx,4
		1149	mov al,0x30
		1150	out dx,al
		1151	mov eax,ebx
		1152	inc edx
		1153	out dx,al
		1154	; R
		1155	mov dx,word [sb16]
		1156	add dx,4
		1157	mov al,0x31
		1158	out dx,al
		1159	mov eax,ebx
		1160	inc edx
		1161	out dx,al
		1162	mov [esp+36],dword 0
		1163	ret
		1164	IIsb16l2:
		1165
		1166	cmp eax,2 ; set volume - cd
		1167	jnz IIsb16l3
		1168	; L
		1169	mov dx,word [sb16]
		1170	add dx,4
		1171	mov al,0x36
		1172	out dx,al
		1173	mov eax,ebx
		1174	inc edx
		1175	out dx,al
		1176	; R
		1177	mov dx,word [sb16]
		1178	add dx,4
		1179	mov al,0x37
		1180	out dx,al
		1181	mov eax,ebx
		1182	inc edx
		1183	out dx,al
		1184	mov [esp+36],dword 0
		1185	ret
		1186	IIsb16l3:
		1187
		1188	mov [esp+36],dword 2
		1189	ret
		1190
		1191
		1192	align 4
		1193
		1194	sys_wss:
		1195
		1196	cmp word [wss],word 0
		1197	jnz wssl1
		1198	mov [esp+36],dword 1
		1199	ret
		1200	wssl1:
		1201
		1202	cmp eax,1 ; set volume - main
		1203	jnz wssl2
		1204	mov [esp+36],dword 0
		1205	ret
		1206	wssl2:
		1207
		1208	cmp eax,2 ; set volume - cd
		1209	jnz wssl3
		1210	; L
		1211	mov dx,word [wss]
		1212	add dx,4
		1213	mov al,0x2
		1214	out dx,al
		1215	mov esi,1
		1216	call delay_ms
		1217	mov eax,ebx
		1218	inc edx
		1219	out dx,al
		1220	; R
		1221	mov dx,word [wss]
		1222	add dx,4
		1223	mov al,0x3
		1224	out dx,al
		1225	mov esi,1
		1226	call delay_ms
		1227	mov eax,ebx
		1228	inc edx
		1229	out dx,al
		1230	mov [esp+36],dword 0
		1231	ret
		1232	wssl3:
		1233	mov [esp+36],dword 2
		1234	ret
		1235
		1236	display_number:
		1237
		1238	; eax = print type, al=0 -> ebx is number
		1239	; al=1 -> ebx is pointer
		1240	; ah=0 -> display decimal
		1241	; ah=1 -> display hexadecimal
		1242	; ah=2 -> display binary
		1243	; eax bits 16-21 = number of digits to display (0-32)
		1244	; eax bits 22-31 = reserved
		1245	;
		1246	; ebx = number or pointer
		1247	; ecx = x shl 16 + y
		1248	; edx = color
		1249
		1250	cmp eax,0xffff ; length > 0 ?
		1251	jge cont_displ
		1252	ret
		1253	cont_displ:
		1254
75	diamond	1255	cmp eax,61*0x10000 ; length <= 60 ?
		1256	jb cont_displ2
1	ha	1257	ret
		1258	cont_displ2:
		1259
		1260	pushad
		1261
		1262	cmp al,1 ; ecx is a pointer ?
		1263	jne displnl1
139	diamond	1264	mov ebx,[ebx+std_application_base_address]
1	ha	1265	displnl1:
		1266	sub esp,64
		1267
		1268	cmp ah,0 ; DECIMAL
		1269	jne no_display_desnum
		1270	shr eax,16
75	diamond	1271	and eax,0x3f
1	ha	1272	push eax
		1273	mov edi,esp
194	diamond	1274	add edi,4+64-1
1	ha	1275	mov ecx,eax
		1276	mov eax,ebx
		1277	mov ebx,10
		1278	d_desnum:
		1279	xor edx,edx
		1280	div ebx
		1281	add dl,48
		1282	mov [edi],dl
		1283	dec edi
		1284	loop d_desnum
		1285	pop eax
		1286	call draw_num_text
		1287	add esp,64
		1288	popad
		1289	ret
		1290	no_display_desnum:
		1291
		1292	cmp ah,0x01 ; HEXADECIMAL
		1293	jne no_display_hexnum
		1294	shr eax,16
75	diamond	1295	and eax,0x3f
1	ha	1296	push eax
		1297	mov edi,esp
194	diamond	1298	add edi,4+64-1
1	ha	1299	mov ecx,eax
		1300	mov eax,ebx
		1301	mov ebx,16
		1302	d_hexnum:
		1303	xor edx,edx
		1304	div ebx
		1305	add edx,hexletters
		1306	mov dl,[edx]
		1307	mov [edi],dl
		1308	dec edi
		1309	loop d_hexnum
		1310	pop eax
		1311	call draw_num_text
		1312	add esp,64
		1313	popad
		1314	ret
		1315	no_display_hexnum:
		1316
		1317	cmp ah,0x02 ; BINARY
		1318	jne no_display_binnum
		1319	shr eax,16
75	diamond	1320	and eax,0x3f
1	ha	1321	push eax
		1322	mov edi,esp
194	diamond	1323	add edi,4+64-1
1	ha	1324	mov ecx,eax
		1325	mov eax,ebx
		1326	mov ebx,2
		1327	d_binnum:
		1328	xor edx,edx
		1329	div ebx
		1330	add dl,48
		1331	mov [edi],dl
		1332	dec edi
		1333	loop d_binnum
		1334	pop eax
		1335	call draw_num_text
		1336	add esp,64
		1337	popad
		1338	ret
		1339	no_display_binnum:
		1340
		1341	add esp,64
		1342	popad
		1343	ret
		1344
		1345
		1346	draw_num_text:
		1347
		1348	; dtext
		1349	;
		1350	; eax x & y
		1351	; ebx color
		1352	; ecx start of text
		1353	; edx length
		1354	; edi 1 force
		1355
155	diamond	1356	; mov edi,[0x3000]
		1357	; shl edi,8
		1358	; add ax,word[edi+0x80000+APPDATA.wnd_clientbox.top]
164	serge	1359	; rol eax,16
155	diamond	1360	; add ax,word[edi+0x80000+APPDATA.wnd_clientbox.left]
164	serge	1361	; rol eax,16
		1362
1	ha	1363	mov edx,eax
194	diamond	1364	mov ecx,64+4
1	ha	1365	sub ecx,eax
		1366	add ecx,esp
		1367	mov eax,[esp+64+32-8+4]
		1368	push edx ; add window start x & y
		1369	mov edx,[0x3010]
115	poddubny	1370	mov ebx,[edx-twdw+WDATA.box.left]
155	diamond	1371	add ebx, [(edx-0x3000)*8+0x80000+APPDATA.wnd_clientbox.left]
1	ha	1372	shl ebx,16
115	poddubny	1373	add ebx,[edx-twdw+WDATA.box.top]
155	diamond	1374	add ebx, [(edx-0x3000)*8+0x80000+APPDATA.wnd_clientbox.top]
1	ha	1375	add eax,ebx
		1376	pop edx
139	diamond	1377	mov ebx,[esp+64+32-12+4]
		1378	and ebx, not 0x80000000 ; force counted string
		1379	mov esi, [esp+64+4+4]
194	diamond	1380	mov edi, [esp+64+4]
139	diamond	1381	jmp dtext
1	ha	1382
		1383	read_string:
		1384
		1385	; eax read_area
		1386	; ebx color of letter
		1387	; ecx color of background
		1388	; edx number of letters to read
		1389	; esi [x start]*65536 + [y_start]
		1390
		1391	ret
		1392
		1393
		1394	align 4
		1395
		1396	sys_setup:
		1397
		1398	; 1=roland mpu midi base , base io address
		1399	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1400	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1401	; 4=sb16 base , base io address
		1402	; 5=system language, 1eng 2fi 3ger 4rus
		1403	; 6=wss base , base io address
		1404	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1405	; 8=fat32 partition in hd
		1406	; 9
		1407	; 10 = sound dma channel
		1408	; 11 = enable lba read
		1409	; 12 = enable pci access
		1410
		1411
		1412	mov [esp+36],dword 0
		1413	cmp eax,1 ; MIDI
		1414	jnz nsyse1
		1415	cmp ebx,0x100
		1416	jb nsyse1
		1417	mov edx,65535
		1418	cmp edx,ebx
		1419	jb nsyse1
		1420	mov [midi_base],bx
		1421	mov word [mididp],bx
		1422	inc bx
		1423	mov word [midisp],bx
		1424	ret
		1425
		1426	midi_base dw 0
		1427
		1428	nsyse1:
		1429
		1430	cmp eax,2 ; KEYBOARD
		1431	jnz nsyse2
		1432	cmp ebx,1
		1433	jnz kbnobase
		1434	mov edi,[0x3010]
115	poddubny	1435	add ecx,[edi+TASKDATA.mem_start]
1	ha	1436	mov eax,ecx
		1437	mov ebx,keymap
		1438	mov ecx,128
		1439	call memmove
		1440	ret
		1441	kbnobase:
		1442	cmp ebx,2
		1443	jnz kbnoshift
		1444	mov edi,[0x3010]
115	poddubny	1445	add ecx,[edi+TASKDATA.mem_start]
1	ha	1446	mov eax,ecx
		1447	mov ebx,keymap_shift
		1448	mov ecx,128
		1449	call memmove
		1450	ret
		1451	kbnoshift:
		1452	cmp ebx,3
		1453	jne kbnoalt
		1454	mov edi,[0x3010]
115	poddubny	1455	add ecx,[edi+TASKDATA.mem_start]
1	ha	1456	mov eax,ecx
		1457	mov ebx,keymap_alt
		1458	mov ecx,128
		1459	call memmove
		1460	ret
		1461	kbnoalt:
		1462	cmp ebx,9
		1463	jnz kbnocountry
		1464	mov word [keyboard],cx
		1465	ret
		1466	kbnocountry:
		1467	mov [esp+36],dword 1
		1468	ret
		1469	nsyse2:
		1470	cmp eax,3 ; CD
		1471	jnz nsyse3
75	diamond	1472	test ebx,ebx
		1473	jz nosesl
		1474	cmp ebx, 4
		1475	ja nosesl
1	ha	1476	mov [cd_base],bl
		1477	cmp ebx,1
		1478	jnz noprma
		1479	mov [cdbase],0x1f0
		1480	mov [cdid],0xa0
		1481	noprma:
		1482	cmp ebx,2
		1483	jnz noprsl
		1484	mov [cdbase],0x1f0
		1485	mov [cdid],0xb0
		1486	noprsl:
		1487	cmp ebx,3
		1488	jnz nosema
		1489	mov [cdbase],0x170
		1490	mov [cdid],0xa0
		1491	nosema:
		1492	cmp ebx,4
		1493	jnz nosesl
		1494	mov [cdbase],0x170
		1495	mov [cdid],0xb0
		1496	nosesl:
		1497	ret
		1498
		1499	cd_base db 0
		1500
		1501	nsyse3:
		1502
		1503	cmp eax,4 ; SB
		1504	jnz nsyse4
		1505	cmp ebx,0x100
		1506	jb nsyse4
		1507	mov edx,65535
		1508	cmp edx,ebx
		1509	jb nsyse4
		1510	mov word [sb16],bx
		1511	ret
		1512	nsyse4:
		1513
		1514	cmp eax,5 ; SYSTEM LANGUAGE
		1515	jnz nsyse5
		1516	mov [syslang],ebx
		1517	ret
		1518	nsyse5:
		1519
		1520	cmp eax,6 ; WSS
		1521	jnz nsyse6
		1522	cmp ebx,0x100
		1523	jb nsyse6
		1524	mov [wss],ebx
		1525	ret
		1526
		1527	wss_temp dd 0
		1528
		1529	nsyse6:
		1530
		1531	cmp eax,7 ; HD BASE
		1532	jne nsyse7
75	diamond	1533	test ebx,ebx
		1534	jz nosethd
		1535	cmp ebx,4
		1536	ja nosethd
1	ha	1537	mov [hd_base],bl
		1538	cmp ebx,1
		1539	jnz noprmahd
		1540	mov [hdbase],0x1f0
		1541	mov [hdid],0x0
		1542	mov [hdpos],1
		1543	; call set_FAT32_variables
		1544	noprmahd:
		1545	cmp ebx,2
		1546	jnz noprslhd
		1547	mov [hdbase],0x1f0
		1548	mov [hdid],0x10
		1549	mov [hdpos],2
		1550	; call set_FAT32_variables
		1551	noprslhd:
		1552	cmp ebx,3
		1553	jnz nosemahd
		1554	mov [hdbase],0x170
		1555	mov [hdid],0x0
		1556	mov [hdpos],3
		1557	; call set_FAT32_variables
		1558	nosemahd:
		1559	cmp ebx,4
		1560	jnz noseslhd
		1561	mov [hdbase],0x170
		1562	mov [hdid],0x10
		1563	mov [hdpos],4
		1564	; call set_FAT32_variables
		1565	noseslhd:
		1566	mov [0xfe10],dword 0
		1567	call reserve_hd1
		1568	call clear_hd_cache
		1569	mov [hd1_status],0 ; free
75	diamond	1570	nosethd:
1	ha	1571	ret
		1572
		1573	hd_base db 0
		1574
		1575	nsyse7:
		1576
		1577	cmp eax,8 ; HD PARTITION
		1578	jne nsyse8
		1579	mov [fat32part],ebx
		1580	; call set_FAT32_variables
		1581	call reserve_hd1
		1582	call clear_hd_cache
		1583	pusha
		1584	call choice_necessity_partition_1
		1585	popa
		1586	mov [hd1_status],0 ; free
		1587	ret
		1588	nsyse8:
		1589
		1590	cmp eax,10 ; SOUND DMA CHANNEL
		1591	jne no_set_sound_dma
75	diamond	1592	cmp ebx,3
		1593	ja sys_setup_err
1	ha	1594	mov [sound_dma],ebx
		1595	ret
		1596	no_set_sound_dma:
		1597
		1598	cmp eax,11 ; ENABLE LBA READ
		1599	jne no_set_lba_read
		1600	and ebx,1
		1601	mov [lba_read_enabled],ebx
		1602	ret
		1603	no_set_lba_read:
		1604
		1605	cmp eax,12 ; ENABLE PCI ACCESS
		1606	jne no_set_pci_access
		1607	and ebx,1
		1608	mov [pci_access_enabled],ebx
		1609	ret
		1610	no_set_pci_access:
		1611
		1612	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1613	include 'vmodeint.inc'
		1614	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1615
75	diamond	1616	sys_setup_err:
1	ha	1617	mov [esp+36],dword -1
		1618	ret
		1619
		1620
		1621	align 4
		1622
		1623	sys_getsetup:
		1624
		1625	; 1=roland mpu midi base , base io address
		1626	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1627	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1628	; 4=sb16 base , base io address
		1629	; 5=system language, 1eng 2fi 3ger 4rus
		1630	; 6=wss base
		1631	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1632	; 8=fat32 partition in hd
		1633	; 9=get hs timer tic
		1634
		1635	cmp eax,1
		1636	jne ngsyse1
		1637	movzx eax,[midi_base]
		1638	mov [esp+36],eax
		1639	ret
		1640	ngsyse1:
		1641
		1642	cmp eax,2
		1643	jne ngsyse2
		1644	cmp ebx,1
		1645	jnz kbnobaseret
		1646	mov edi,[0x3010]
115	poddubny	1647	add ecx,[edi+TASKDATA.mem_start]
1	ha	1648	mov ebx,ecx
		1649	mov eax,keymap
		1650	mov ecx,128
		1651	call memmove
		1652	ret
		1653	kbnobaseret:
		1654	cmp ebx,2
		1655	jnz kbnoshiftret
		1656	mov edi,[0x3010]
115	poddubny	1657	add ecx,[edi+TASKDATA.mem_start]
1	ha	1658	mov ebx,ecx
		1659	mov eax,keymap_shift
		1660	mov ecx,128
		1661	call memmove
		1662	ret
		1663	kbnoshiftret:
		1664	cmp ebx,3
		1665	jne kbnoaltret
		1666	mov edi,[0x3010]
115	poddubny	1667	add ecx,[edi+TASKDATA.mem_start]
1	ha	1668	mov ebx,ecx
		1669	mov eax,keymap_alt
		1670	mov ecx,128
		1671	call memmove
		1672	ret
		1673	kbnoaltret:
		1674	cmp ebx,9
		1675	jnz ngsyse2
		1676	movzx eax,word [keyboard]
		1677	mov [esp+36],eax
		1678	ret
		1679	ngsyse2:
		1680
		1681	cmp eax,3
		1682	jnz ngsyse3
		1683	movzx eax,[cd_base]
		1684	mov [esp+36],eax
		1685	ret
		1686	ngsyse3:
		1687
		1688	cmp eax,4
		1689	jne ngsyse4
		1690	mov eax,[sb16]
		1691	mov [esp+36],eax
		1692	ret
		1693	ngsyse4:
		1694
		1695	cmp eax,5
		1696	jnz ngsyse5
		1697	mov eax,[syslang]
		1698	mov [esp+36],eax
		1699	ret
		1700	ngsyse5:
		1701	cmp eax,6
		1702	jnz ngsyse6
		1703	mov eax,[wss]
		1704	mov [esp+36],eax
		1705	ret
		1706	ngsyse6:
		1707	cmp eax,7
		1708	jnz ngsyse7
		1709	movzx eax,[hd_base]
		1710	mov [esp+36],eax
		1711	ret
		1712	ngsyse7:
		1713	cmp eax,8
		1714	jnz ngsyse8
		1715	mov eax,[fat32part]
		1716	mov [esp+36],eax
		1717	ret
		1718	ngsyse8:
		1719	cmp eax,9
		1720	jne ngsyse9
		1721	mov eax,[timer_ticks] ;[0xfdf0]
		1722	mov [esp+36],eax
		1723	ret
		1724	ngsyse9:
		1725	cmp eax,10
		1726	jnz ngsyse10
		1727	mov eax,[sound_dma]
		1728	mov [esp+36],eax
		1729	ret
		1730	ngsyse10:
		1731	cmp eax,11
		1732	jnz ngsyse11
		1733	mov eax,[lba_read_enabled]
		1734	mov [esp+36],eax
		1735	ret
		1736	ngsyse11:
		1737	cmp eax,12
		1738	jnz ngsyse12
		1739	mov eax,[pci_access_enabled]
		1740	mov [esp+36],eax
		1741	ret
		1742	ngsyse12:
		1743	mov [esp+36],dword 1
		1744	ret
		1745
		1746
		1747	align 4
		1748
		1749	readmousepos:
		1750
		1751	; eax=0 screen relative
		1752	; eax=1 window relative
		1753	; eax=2 buttons pressed
		1754
		1755	test eax,eax
		1756	jnz nosr
		1757	mov eax,[0xfb0a]
		1758	shl eax,16
		1759	mov ax,[0xfb0c]
		1760	mov [esp+36],eax
		1761	ret
		1762	nosr:
		1763
		1764	cmp eax,1
		1765	jnz nowr
		1766	mov eax,[0xfb0a]
		1767	shl eax,16
		1768	mov ax,[0xfb0c]
		1769	mov esi,[0x3010]
115	poddubny	1770	mov bx, word [esi-twdw+WDATA.box.left]
1	ha	1771	shl ebx,16
115	poddubny	1772	mov bx, word [esi-twdw+WDATA.box.top]
1	ha	1773	sub eax,ebx
164	serge	1774
137	mikedld	1775	mov edi,[0x3000]
		1776	shl edi,8
		1777	sub ax,word[edi+0x80000+APPDATA.wnd_clientbox.top]
		1778	rol eax,16
		1779	sub ax,word[edi+0x80000+APPDATA.wnd_clientbox.left]
		1780	rol eax,16
164	serge	1781
1	ha	1782	mov [esp+36],eax
		1783	ret
		1784	nowr:
		1785
		1786	cmp eax,2
		1787	jnz nomb
		1788	movzx eax,byte [0xfb40]
		1789	nomb:
		1790	mov [esp+36],eax
		1791
		1792	ret
		1793
		1794	is_input:
		1795
		1796	push edx
		1797	mov dx,word [midisp]
		1798	in al,dx
		1799	and al,0x80
		1800	pop edx
		1801	ret
		1802
		1803
		1804	is_output:
		1805
		1806	push edx
		1807	mov dx,word [midisp]
		1808	in al,dx
		1809	and al,0x40
		1810	pop edx
		1811	ret
		1812
		1813
		1814	get_mpu_in:
		1815
		1816	push edx
		1817	mov dx,word [mididp]
		1818	in al,dx
		1819	pop edx
		1820	ret
		1821
		1822
		1823	put_mpu_out:
		1824
		1825	push edx
		1826	mov dx,word [mididp]
		1827	out dx,al
		1828	pop edx
		1829	ret
		1830
		1831
		1832	setuart:
		1833
		1834	su1:
		1835	call is_output
		1836	cmp al,0
		1837	jnz su1
		1838	mov dx,word [midisp]
		1839	mov al,0xff
		1840	out dx,al
		1841	su2:
		1842	mov dx,word [midisp]
		1843	mov al,0xff
		1844	out dx,al
		1845	call is_input
		1846	cmp al,0
		1847	jnz su2
		1848	call get_mpu_in
		1849	cmp al,0xfe
		1850	jnz su2
		1851	su3:
		1852	call is_output
		1853	cmp al,0
		1854	jnz su3
		1855	mov dx,word [midisp]
		1856	mov al,0x3f
		1857	out dx,al
		1858
		1859	ret
		1860
		1861
		1862	align 4
		1863
		1864	sys_midi:
		1865
		1866	cmp [mididp],0
		1867	jnz sm0
		1868	mov [esp+36],dword 1
		1869	ret
		1870	sm0:
		1871
		1872	cmp eax,1
		1873	mov [esp+36],dword 0
		1874	jnz smn1
		1875	call setuart
		1876	ret
		1877	smn1:
		1878
		1879	cmp eax,2
		1880	jnz smn2
		1881	sm10:
		1882	call get_mpu_in
		1883	call is_output
		1884	test al,al
		1885	jnz sm10
		1886	mov al,bl
		1887	call put_mpu_out
		1888	ret
		1889	smn2:
		1890
		1891	ret
		1892
		1893
		1894	detect_devices:
		1895	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1896	include 'detect/commouse.inc'
33	mario79	1897	include 'detect/ps2mouse.inc'
1	ha	1898	;include 'detect/dev_fd.inc'
		1899	;include 'detect/dev_hdcd.inc'
		1900	;include 'detect/sear_par.inc'
		1901	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1902	ret
		1903
		1904
		1905	sys_end:
		1906
		1907	mov eax,[0x3010]
115	poddubny	1908	mov [eax+TASKDATA.state], 3 ; terminate this program
41	mikedld	1909
1	ha	1910	waitterm: ; wait here for termination
		1911	mov eax,5
		1912	call delay_hs
		1913	jmp waitterm
		1914
75	diamond	1915	iglobal
170	serge	1916	align 4
75	diamond	1917	sys_system_table:
		1918	dd sysfn_shutdown ; 1 = system shutdown
		1919	dd sysfn_terminate ; 2 = terminate thread
		1920	dd sysfn_activate ; 3 = activate window
		1921	dd sysfn_getidletime ; 4 = get idle time
		1922	dd sysfn_getcpuclock ; 5 = get cpu clock
		1923	dd sysfn_saveramdisk ; 6 = save ramdisk
		1924	dd sysfn_getactive ; 7 = get active window
		1925	dd sysfn_sound_flag ; 8 = get/set sound_flag
		1926	dd sysfn_shutdown_param ; 9 = shutdown with parameter
		1927	dd sysfn_minimize ; 10 = minimize window
		1928	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		1929	dd sysfn_lastkey ; 12 = get last pressed key
		1930	dd sysfn_getversion ; 13 = get kernel version
		1931	dd sysfn_waitretrace ; 14 = wait retrace
		1932	dd sysfn_centermouse ; 15 = center mouse cursor
		1933	dd sysfn_getfreemem ; 16 = get free memory size
		1934	dd sysfn_getallmem ; 17 = get total memory size
164	serge	1935	dd sysfn_terminate2 ; 18 = terminate thread using PID
120	mario79	1936	; instead of slot
		1937	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
170	serge	1938	dd sysfn_meminfo ; 20 = get extended memory info
75	diamond	1939	sysfn_num = ($ - sys_system_table)/4
		1940	endg
		1941
1	ha	1942	sys_system:
75	diamond	1943	dec eax
		1944	cmp eax, sysfn_num
		1945	jae @f
		1946	jmp dword [sys_system_table + eax*4]
		1947	@@:
		1948	ret
1	ha	1949
75	diamond	1950	sysfn_shutdown: ; 18.1 = BOOT
1	ha	1951	mov [0x2f0000+0x9030],byte 0
41	mikedld	1952	for_shutdown_parameter:
1	ha	1953	mov eax,[0x3004]
		1954	add eax,2
		1955	mov [shutdown_processes],eax
		1956	mov [0xFF00],al
75	diamond	1957	and dword [esp+36], 0
1	ha	1958	ret
		1959	uglobal
		1960	shutdown_processes: dd 0x0
		1961	endg
		1962
75	diamond	1963	sysfn_terminate: ; 18.2 = TERMINATE
1	ha	1964	cmp ebx,2
		1965	jb noprocessterminate
		1966	mov edx,[0x3004]
		1967	cmp ebx,edx
75	diamond	1968	ja noprocessterminate
1	ha	1969	mov eax,[0x3004]
		1970	shl ebx,5
115	poddubny	1971	mov edx,[ebx+0x3000+TASKDATA.pid]
		1972	add ebx,0x3000+TASKDATA.state
75	diamond	1973	cmp byte [ebx], 9
		1974	jz noprocessterminate
41	mikedld	1975
1	ha	1976	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		1977	mov [ebx],byte 3 ; clear possible i40's
		1978	;call MEM_Heap_UnLock
		1979
		1980	cmp edx,[application_table_status] ; clear app table stat
		1981	jne noatsc
		1982	mov [application_table_status],0
		1983	noatsc:
75	diamond	1984	noprocessterminate:
1	ha	1985	ret
		1986
85	halyavin	1987	sysfn_terminate2:
		1988	;lock application_table_status mutex
164	serge	1989	.table_status:
85	halyavin	1990	cli
		1991	cmp [application_table_status],0
		1992	je .stf
		1993	sti
		1994	call change_task
		1995	jmp .table_status
		1996	.stf:
		1997	call set_application_table_status
		1998	mov eax,ebx
		1999	call pid_to_slot
		2000	test eax,eax
		2001	jz .not_found
		2002	mov ebx,eax
		2003	cli
		2004	call sysfn_terminate
		2005	mov [application_table_status],0
		2006	sti
		2007	and dword [esp+36],0
		2008	ret
		2009	.not_found:
		2010	mov [application_table_status],0
		2011	or dword [esp+36],-1
		2012	ret
		2013
75	diamond	2014	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
1	ha	2015	cmp ebx,2
105	poddubny	2016	jb .nowindowactivate
1	ha	2017	cmp ebx,[0x3004]
105	poddubny	2018	ja .nowindowactivate
		2019
		2020	mov [window_minimize], 2 ; restore window if minimized
		2021
		2022	movzx esi, word [0xC000 + ebx*2]
164	serge	2023	cmp esi, [0x3004]
105	poddubny	2024	je .nowindowactivate ; already active
		2025
		2026	mov edi, ebx
		2027	shl edi, 5
		2028	add edi, window_data
		2029	movzx esi, word [0xC000 + ebx * 2]
		2030	lea esi, [0xC400 + esi * 2]
		2031	call waredraw
		2032	.nowindowactivate:
1	ha	2033	ret
41	mikedld	2034
75	diamond	2035	sysfn_getidletime: ; 18.4 = GET IDLETIME
1	ha	2036	mov eax,[idleusesec]
75	diamond	2037	mov [esp+36], eax
1	ha	2038	ret
		2039
75	diamond	2040	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
1	ha	2041	mov eax,[0xf600]
75	diamond	2042	mov [esp+36], eax
1	ha	2043	ret
		2044
		2045	; SAVE ramdisk to /hd/1/menuet.img
		2046	;!!!!!!!!!!!!!!!!!!!!!!!!
		2047	include 'blkdev/rdsave.inc'
		2048	;!!!!!!!!!!!!!!!!!!!!!!!!
75	diamond	2049
		2050	sysfn_getactive: ; 18.7 = get active window
102	poddubny	2051	mov eax, [0x3004]
		2052	movzx eax, word [0xC400 + eax*2]
75	diamond	2053	mov [esp+36],eax
1	ha	2054	ret
75	diamond	2055
		2056	sysfn_sound_flag: ; 18.8 = get/set sound_flag
1	ha	2057	cmp ebx,1
		2058	jne nogetsoundflag
		2059	movzx eax,byte [sound_flag] ; get sound_flag
75	diamond	2060	mov [esp+36],eax
1	ha	2061	ret
		2062	nogetsoundflag:
		2063	cmp ebx,2
		2064	jnz nosoundflag
75	diamond	2065	xor byte [sound_flag], 1
		2066	nosoundflag:
41	mikedld	2067	ret
75	diamond	2068
		2069	sysfn_shutdown_param: ; 18.9 = system shutdown with param
1	ha	2070	cmp ebx,1
75	diamond	2071	jl exit_for_anyone
1	ha	2072	cmp ebx,4
		2073	jg exit_for_anyone
		2074	mov [0x2f0000+0x9030],bl
		2075	jmp for_shutdown_parameter
75	diamond	2076
		2077	sysfn_minimize: ; 18.10 = minimize window
1	ha	2078	mov [window_minimize],1
		2079	exit_for_anyone:
		2080	ret
75	diamond	2081
		2082	sysfn_getdiskinfo: ; 18.11 = get disk info table
1	ha	2083	cmp ebx,1
		2084	jnz full_table
		2085	small_table:
		2086	call for_all_tables
75	diamond	2087	mov ecx,10
1	ha	2088	cld
		2089	rep movsb
		2090	ret
		2091	for_all_tables:
115	poddubny	2092	mov edi,[0x3010]
		2093	mov edi,[edi+TASKDATA.mem_start]
1	ha	2094	add edi,ecx
		2095	mov esi,0x40000
		2096	ret
		2097	full_table:
		2098	cmp ebx,2
		2099	jnz exit_for_anyone
		2100	call for_all_tables
75	diamond	2101	mov ecx,16384
1	ha	2102	cld
		2103	rep movsd
		2104	ret
75	diamond	2105
92	diamond	2106	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2107	and dword [esp+36], 0
		2108	ret
75	diamond	2109
		2110	sysfn_getversion: ; 18.13 = get kernel ID and version
115	poddubny	2111	mov edi,[0x3010]
		2112	mov edi,[edi+TASKDATA.mem_start]
1	ha	2113	add edi,ebx
		2114	mov esi,version_inf
		2115	mov ecx,version_end-version_inf
		2116	cld
		2117	rep movsb
		2118	ret
75	diamond	2119
		2120	sysfn_waitretrace: ; 18.14 = sys wait retrace
41	mikedld	2121	;wait retrace functions
		2122	sys_wait_retrace:
		2123	mov edx,0x3da
		2124	WaitRetrace_loop:
		2125	in al,dx
		2126	test al,1000b
		2127	jz WaitRetrace_loop
		2128	mov [esp+36],dword 0
1	ha	2129	ret
75	diamond	2130
		2131	sysfn_centermouse: ; 18.15 = mouse centered
1	ha	2132	call mouse_centered
		2133	mov [esp+36],dword 0
		2134	ret
75	diamond	2135
120	mario79	2136	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2137	cmp ebx,0 ; get mouse speed factor
		2138	jnz .set_mouse_acceleration
164	serge	2139	xor eax,eax
120	mario79	2140	mov ax,[mouse_speed_factor]
		2141	mov [esp+36],eax
		2142	ret
		2143	.set_mouse_acceleration:
		2144	cmp ebx,1 ; set mouse speed factor
		2145	jnz .get_mouse_delay
		2146	mov [mouse_speed_factor],cx
		2147	ret
		2148	.get_mouse_delay:
		2149	cmp ebx,2 ; get mouse delay
		2150	jnz .set_mouse_delay
		2151	mov eax,[mouse_delay]
		2152	mov [esp+36],eax
		2153	ret
		2154	.set_mouse_delay:
		2155	cmp ebx,3 ; set mouse delay
		2156	jnz .set_pointer_position
		2157	mov [mouse_delay],ecx
		2158	ret
		2159	.set_pointer_position:
		2160	cmp ebx,4 ; set mouse pointer position
		2161	jnz .end
		2162	mov [0xFB0C],cx ;y
		2163	ror ecx,16
		2164	mov [0xFB0A],cx ;x
		2165	rol ecx,16
		2166	.end:
		2167	ret
		2168
75	diamond	2169	sysfn_getfreemem:
170	serge	2170	mov eax, [pg_data.pages_free]
		2171	shl eax, 2
		2172	mov [esp+36],eax
1	ha	2173	ret
75	diamond	2174
		2175	sysfn_getallmem:
170	serge	2176	mov eax,[MEM_AMOUNT]
		2177	shr eax, 10
75	diamond	2178	mov [esp+36],eax
32	halyavin	2179	ret
		2180
41	mikedld	2181	uglobal
		2182	;// mike.dld, 2006-29-01 [
		2183	screen_workarea RECT
		2184	;// mike.dld, 2006-29-01 ]
1	ha	2185	window_minimize db 0
		2186	sound_flag db 0
41	mikedld	2187	endg
1	ha	2188
41	mikedld	2189	iglobal
		2190	version_inf:
147	diamond	2191	db 0,6,0,0 ; version 0.6.0.0
41	mikedld	2192	db UID_KOLIBRI
		2193	db 'Kolibri',0
		2194	version_end:
		2195	endg
1	ha	2196
41	mikedld	2197	UID_NONE=0
1	ha	2198	UID_MENUETOS=1 ;official
		2199	UID_KOLIBRI=2 ;russian
		2200
		2201	sys_cachetodiskette:
19	mario79	2202	; pushad
		2203	; cmp eax,1
		2204	; jne no_write_all_of_ramdisk
		2205	; call fdc_writeramdisk
		2206	; popad
		2207	; ret
		2208	; no_write_all_of_ramdisk:
		2209	; cmp eax,2
		2210	; jne no_write_part_of_ramdisk
		2211	; call fdc_commitflush
		2212	; popad
		2213	; ret
		2214	; no_write_part_of_ramdisk:
		2215	; cmp eax,3
		2216	; jne no_set_fdc
		2217	; call fdc_set
		2218	; popad
		2219	; ret
		2220	; no_set_fdc:
		2221	; cmp eax,4
		2222	; jne no_get_fdc
		2223	; popad
		2224	; call fdc_get
		2225	; mov [esp+36],ecx
		2226	; ret
		2227	; no_get_fdc:
		2228	; popad
		2229	; ret
		2230	cmp eax,1
		2231	jne no_floppy_a_save
		2232	mov [flp_number],1
		2233	jmp save_image_on_floppy
		2234	no_floppy_a_save:
1	ha	2235	cmp eax,2
19	mario79	2236	jne no_floppy_b_save
		2237	mov [flp_number],2
		2238	save_image_on_floppy:
		2239	call save_image
		2240	mov [esp+36],dword 0
		2241	cmp [FDC_Status],0
41	mikedld	2242	je yes_floppy_save
19	mario79	2243	no_floppy_b_save:
		2244	mov [esp+36],dword 1
		2245	yes_floppy_save:
1	ha	2246	ret
		2247
		2248	uglobal
		2249	; bgrchanged dd 0x0
		2250	endg
		2251
		2252	sys_background:
		2253
		2254	cmp eax,1 ; BACKGROUND SIZE
		2255	jnz nosb1
		2256	cmp ebx,0
		2257	je sbgrr
		2258	cmp ecx,0
		2259	je sbgrr
		2260	mov [display_data-8],ebx
		2261	mov [display_data-4],ecx
		2262	; mov [bgrchanged],1
		2263	sbgrr:
		2264	ret
		2265	nosb1:
		2266
		2267	cmp eax,2 ; SET PIXEL
		2268	jnz nosb2
		2269	mov edx,0x160000-16
		2270	cmp edx,ebx
		2271	jbe nosb2
		2272	mov edx,[ebx]
		2273	and edx,0xFF000000 ;255256256*256
		2274	and ecx,0x00FFFFFF ;255256256+255*256+255
		2275	add edx,ecx
		2276	mov [ebx+0x300000],edx
		2277	; mov [bgrchanged],1
		2278	ret
		2279	nosb2:
		2280
		2281	cmp eax,3 ; DRAW BACKGROUND
		2282	jnz nosb3
		2283	draw_background_temp:
		2284	; cmp [bgrchanged],1 ;0
		2285	; je nosb31
		2286	;draw_background_temp:
		2287	; mov [bgrchanged],1 ;0
		2288	mov [0xfff0],byte 1
76	mario79	2289	mov [background_defined], 1
1	ha	2290	nosb31:
		2291	ret
		2292	nosb3:
		2293
		2294	cmp eax,4 ; TILED / STRETCHED
		2295	jnz nosb4
		2296	cmp ebx,[display_data-12]
		2297	je nosb41
		2298	mov [display_data-12],ebx
		2299	; mov [bgrchanged],1
		2300	nosb41:
		2301	ret
		2302	nosb4:
		2303
		2304	cmp eax,5 ; BLOCK MOVE TO BGR
		2305	jnz nosb5
		2306	; bughere
		2307	mov edi, [0x3010]
115	poddubny	2308	add ebx, [edi+TASKDATA.mem_start]
1	ha	2309	; mov esi, ebx
		2310	; mov edi, ecx
		2311	mov eax, ebx
		2312	mov ebx, ecx
		2313	add ecx, edx
		2314	cmp ecx, 0x160000-16
		2315	ja .fin
		2316	; add edi, 0x300000
		2317	add ebx, 0x300000
		2318	mov ecx, edx
		2319	cmp ecx, 0x160000-16
		2320	ja .fin
		2321	; mov [bgrchanged],1
		2322	; cld
		2323	; rep movsb
		2324	call memmove
		2325	.fin:
		2326	ret
		2327	nosb5:
		2328
		2329	ret
		2330
		2331
		2332	align 4
		2333
		2334	sys_getbackground:
		2335
		2336	cmp eax,1 ; SIZE
		2337	jnz nogb1
		2338	mov eax,[display_data-8]
		2339	shl eax,16
		2340	mov ax,[display_data-4]
		2341	mov [esp+36],eax
		2342	ret
		2343	nogb1:
		2344
		2345	cmp eax,2 ; PIXEL
		2346	jnz nogb2
		2347	mov edx,0x160000-16
		2348	cmp edx,ebx
		2349	jbe nogb2
		2350	mov eax, [ebx+0x300000]
		2351	and eax, 0xFFFFFF
		2352	mov [esp+36],eax
		2353	ret
		2354	nogb2:
		2355
		2356	cmp eax,4 ; TILED / STRETCHED
		2357	jnz nogb4
		2358	mov eax,[display_data-12]
		2359	nogb4:
		2360	mov [esp+36],eax
		2361	ret
		2362
		2363
		2364	align 4
		2365
		2366	sys_getkey:
		2367	mov [esp+36],dword 1
92	diamond	2368	; test main buffer
1	ha	2369	mov ebx, [0x3000] ; TOP OF WINDOW STACK
		2370	movzx ecx,word [0xC000 + ebx * 2]
		2371	mov edx,[0x3004]
		2372	cmp ecx,edx
		2373	jne .finish
		2374	cmp [0xf400],byte 0
		2375	je .finish
		2376	movzx eax,byte [0xf401]
		2377	shl eax,8
		2378	push eax
		2379	dec byte [0xf400]
		2380	and byte [0xf400],127
		2381	movzx ecx,byte [0xf400]
		2382	add ecx,2
		2383	; mov esi,0xf402
		2384	; mov edi,0xf401
		2385	; cld
		2386	; rep movsb
		2387	mov eax, 0xF402
		2388	mov ebx, 0xF401
		2389	call memmove
		2390	pop eax
92	diamond	2391	.ret_eax:
1	ha	2392	mov [esp+36],eax
92	diamond	2393	ret
1	ha	2394	.finish:
92	diamond	2395	; test hotkeys buffer
		2396	mov ecx, hotkey_buffer
		2397	@@:
		2398	cmp [ecx], ebx
		2399	jz .found
		2400	add ecx, 8
		2401	cmp ecx, hotkey_buffer+120*8
		2402	jb @b
		2403	ret
		2404	.found:
		2405	mov ax, [ecx+6]
		2406	shl eax, 16
		2407	mov ah, [ecx+4]
		2408	mov al, 2
		2409	and dword [ecx+4], 0
		2410	and dword [ecx], 0
		2411	jmp .ret_eax
1	ha	2412
		2413	align 4
		2414
		2415	sys_getbutton:
		2416
		2417	mov ebx, [0x3000] ; TOP OF WINDOW STACK
		2418	mov [esp+36],dword 1
		2419	movzx ecx, word [0xC000 + ebx * 2]
		2420	mov edx, [0x3004] ; less than 256 processes
		2421	cmp ecx,edx
		2422	jne .exit
		2423	movzx eax,byte [0xf500]
		2424	test eax,eax
		2425	jz .exit
		2426	mov eax,[0xf501]
		2427	shl eax,8
		2428	mov [0xf500],byte 0
		2429	mov [esp+36],eax
		2430	.exit:
		2431	ret
		2432
		2433
		2434	align 4
		2435
		2436	sys_cpuusage:
		2437
		2438	; RETURN:
		2439	;
		2440	; +00 dword process cpu usage
		2441	; +04 word position in windowing stack
		2442	; +06 word windowing stack value at current position (cpu nro)
		2443	; +10 12 bytes name
		2444	; +22 dword start in mem
		2445	; +26 dword used mem
		2446	; +30 dword PID , process idenfification number
		2447	;
		2448
		2449	mov edi,[0x3010] ; eax = return area
115	poddubny	2450	add eax,[edi + TASKDATA.mem_start]
1	ha	2451
		2452	cmp ebx,-1 ; who am I ?
		2453	jne no_who_am_i
		2454	mov ebx,[0x3000]
		2455	no_who_am_i:
		2456
		2457	push eax ; return area
		2458	push ebx ; process number
		2459
		2460	push ebx
		2461	push ebx
		2462	push eax
		2463
		2464	; return memory usage
		2465
		2466	xor edx,edx
		2467	mov eax,0x20
		2468	mul ebx
115	poddubny	2469	add eax,0x3000+TASKDATA.cpu_usage
1	ha	2470	mov ebx,eax
		2471	pop eax
		2472	mov ecx,[ebx]
		2473	mov [eax],ecx
		2474	pop ebx
		2475	mov cx, [0xC000 + ebx * 2]
		2476	mov [eax+4],cx
		2477	mov cx, [0xC400 + ebx * 2]
		2478	mov [eax+6],cx
		2479	push eax
		2480	mov eax,ebx
		2481	shl eax,8
115	poddubny	2482	add eax,0x80000+APPDATA.app_name
1	ha	2483	pop ebx
		2484	add ebx,10
		2485	mov ecx,11
		2486	call memmove
		2487
		2488	; memory usage
		2489
		2490	xor eax,eax
		2491	mov edx,0x100000*16
		2492	pop ecx ; get gdt of tss
		2493	cmp ecx,1
		2494	je os_mem
		2495	shl ecx,8
115	poddubny	2496	mov edx,[0x80000+ecx+APPDATA.mem_size] ;0x8c
1	ha	2497	mov eax,std_application_base_address
		2498	; eax run base -> edx used memory
		2499	os_mem:
		2500	dec edx
		2501	mov [ebx+12],eax
		2502	mov [ebx+16],edx
		2503
		2504	; PID (+30)
		2505
		2506	mov eax,[esp]
		2507	shl eax,5
115	poddubny	2508	add eax,0x3000+TASKDATA.pid
1	ha	2509	mov eax,[eax]
		2510	mov [ebx+20],eax
		2511
		2512	; window position and size
		2513
		2514	mov esi,[esp]
		2515	shl esi,5
115	poddubny	2516	add esi,window_data + WDATA.box
1	ha	2517	mov edi,[esp+4]
		2518	add edi,34
115	poddubny	2519	mov ecx,4
1	ha	2520	cld
115	poddubny	2521	rep movsd
1	ha	2522
		2523	; Process state (+50)
		2524
		2525	mov eax,[esp]
		2526	shl eax,5
115	poddubny	2527	add eax,0x3000+TASKDATA.state
1	ha	2528	mov eax,[eax]
		2529	mov [ebx+40],ax
		2530
138	mikedld	2531	; Window client area box
1	ha	2532
138	mikedld	2533	mov esi,[esp]
		2534	shl esi,8
		2535	add esi,0x80000+APPDATA.wnd_clientbox
		2536	lea edi,[ebx+44]
		2537	mov ecx,4
		2538	rep movsd
164	serge	2539
		2540	; Window state
		2541
138	mikedld	2542	mov esi,[esp]
		2543	shl esi,5
		2544	add esi,window_data + WDATA.box
164	serge	2545	mov al,[esi+window_data+WDATA.fl_wstate]
		2546	mov [edi],al
138	mikedld	2547
1	ha	2548	pop ebx
		2549	pop eax
		2550
		2551	; return number of processes
		2552
		2553	mov eax,[0x3004]
		2554	mov [esp+36],eax
		2555	ret
		2556
		2557
		2558
		2559
		2560	align 4
		2561	sys_clock:
		2562	cli
		2563	; Mikhail Lisovin xx Jan 2005
		2564	@@: mov al, 10
		2565	out 0x70, al
		2566	in al, 0x71
		2567	test al, al
		2568	jns @f
		2569	mov esi, 1
		2570	call delay_ms
		2571	jmp @b
		2572	@@:
		2573	; end Lisovin's fix
		2574
		2575	xor al,al ; seconds
		2576	out 0x70,al
		2577	in al,0x71
		2578	movzx ecx,al
		2579	mov al,02 ; minutes
		2580	shl ecx,16
		2581	out 0x70,al
		2582	in al,0x71
		2583	movzx edx,al
		2584	mov al,04 ; hours
		2585	shl edx,8
		2586	out 0x70,al
		2587	in al,0x71
		2588	add ecx,edx
		2589	movzx edx,al
		2590	add ecx,edx
		2591	sti
		2592	mov [esp+36],ecx
		2593	ret
		2594
		2595
		2596	align 4
		2597
		2598	sys_date:
		2599
		2600	cli
75	diamond	2601
		2602	@@: mov al, 10
		2603	out 0x70, al
		2604	in al, 0x71
		2605	test al, al
		2606	jns @f
		2607	mov esi, 1
		2608	call delay_ms
		2609	jmp @b
		2610	@@:
		2611
		2612	mov ch,0
1	ha	2613	mov al,7 ; date
		2614	out 0x70,al
		2615	in al,0x71
		2616	mov cl,al
		2617	mov al,8 ; month
		2618	shl ecx,16
		2619	out 0x70,al
		2620	in al,0x71
		2621	mov ch,al
		2622	mov al,9 ; year
		2623	out 0x70,al
		2624	in al,0x71
		2625	mov cl,al
		2626	sti
		2627	mov [esp+36],ecx
		2628	ret
		2629
		2630
		2631	; redraw status
		2632
		2633	sys_redrawstat:
		2634
		2635	cmp eax,1
		2636	jne no_widgets_away
		2637
		2638	; buttons away
		2639
		2640	mov ecx,[0x3000]
		2641
		2642	sys_newba2:
		2643
		2644	mov edi,[0xfe88]
		2645	cmp [edi],dword 0 ; empty button list ?
		2646	je end_of_buttons_away
		2647
		2648	movzx ebx,word [edi]
		2649	inc ebx
		2650
		2651	mov eax,edi
		2652
		2653	sys_newba:
		2654
		2655	dec ebx
		2656	jz end_of_buttons_away
		2657
		2658	add eax,0x10
		2659	cmp cx,[eax]
		2660	jnz sys_newba
		2661
		2662	push eax ebx ecx
		2663	mov ecx,ebx
		2664	inc ecx
		2665	shl ecx,4
		2666	mov ebx,eax
		2667	add eax,0x10
		2668	call memmove
		2669	dec dword [edi]
		2670	pop ecx ebx eax
		2671
		2672	jmp sys_newba2
		2673
		2674	end_of_buttons_away:
		2675
		2676	ret
		2677
		2678	no_widgets_away:
		2679
		2680	cmp eax,2
		2681	jnz srl1
		2682
		2683	mov edx,[0x3010] ; return whole screen draw area for this app
		2684	add edx,draw_data-0x3000
115	poddubny	2685	mov [edx+RECT.left], 0
		2686	mov [edx+RECT.top], 0
1	ha	2687	mov eax,[0xfe00]
115	poddubny	2688	mov [edx+RECT.right],eax
1	ha	2689	mov eax,[0xfe04]
115	poddubny	2690	mov [edx+RECT.bottom],eax
1	ha	2691
		2692	mov edi,[0x3010]
186	diamond	2693	or [edi-twdw+WDATA.fl_wdrawn], 1 ; no new position & buttons from app
1	ha	2694
		2695	call sys_window_mouse
		2696
		2697	ret
		2698
		2699	srl1:
		2700
		2701	ret
		2702
		2703
		2704	sys_drawwindow:
		2705
		2706	mov edi,ecx
		2707	shr edi,16+8
		2708	and edi,15
		2709
		2710	cmp edi,0 ; type I - original style
		2711	jne nosyswI
33	mario79	2712	inc [mouse_pause]
36	mario79	2713	call [disable_mouse]
1	ha	2714	call sys_set_window
36	mario79	2715	call [disable_mouse]
1	ha	2716	call drawwindow_I
114	mikedld	2717	;dec [mouse_pause]
		2718	;call [draw_pointer]
		2719	;ret
		2720	jmp draw_window_caption.2
1	ha	2721	nosyswI:
		2722
		2723	cmp edi,1 ; type II - only reserve area, no draw
		2724	jne nosyswII
33	mario79	2725	inc [mouse_pause]
36	mario79	2726	call [disable_mouse]
1	ha	2727	call sys_set_window
36	mario79	2728	call [disable_mouse]
1	ha	2729	call sys_window_mouse
33	mario79	2730	dec [mouse_pause]
36	mario79	2731	call [draw_pointer]
1	ha	2732	ret
		2733	nosyswII:
		2734
		2735	cmp edi,2 ; type III - new style
		2736	jne nosyswIII
33	mario79	2737	inc [mouse_pause]
36	mario79	2738	call [disable_mouse]
1	ha	2739	call sys_set_window
36	mario79	2740	call [disable_mouse]
1	ha	2741	call drawwindow_III
114	mikedld	2742	;dec [mouse_pause]
		2743	;call [draw_pointer]
		2744	;ret
		2745	jmp draw_window_caption.2
1	ha	2746	nosyswIII:
		2747
		2748	cmp edi,3 ; type IV - skinned window
		2749	jne nosyswIV
33	mario79	2750
102	poddubny	2751	; parameter for drawwindow_IV
35	halyavin	2752	push 0
102	poddubny	2753	mov edi, [0x3004]
		2754	movzx edi, word [0xC400 + edi*2]
		2755	cmp edi, [0x3000]
33	mario79	2756	jne @f
102	poddubny	2757	inc dword [esp]
		2758	@@:
33	mario79	2759
		2760	inc [mouse_pause]
36	mario79	2761	call [disable_mouse]
1	ha	2762	call sys_set_window
36	mario79	2763	call [disable_mouse]
		2764	call drawwindow_IV
114	mikedld	2765	;dec [mouse_pause]
		2766	;call [draw_pointer]
		2767	;ret
		2768	jmp draw_window_caption.2
1	ha	2769	nosyswIV:
		2770
		2771	ret
		2772
		2773
114	mikedld	2774	draw_window_caption:
		2775	inc [mouse_pause]
		2776	call [disable_mouse]
		2777
		2778	xor eax,eax
		2779	mov edx,[0x3004]
		2780	movzx edx,word[0xC400+edx*2]
		2781	cmp edx,[0x3000]
		2782	jne @f
		2783	inc eax
		2784	@@: mov edx,[0x3000]
		2785	shl edx,5
		2786	add edx,window_data
		2787	movzx ebx,[edx+WDATA.fl_wstyle]
		2788	and bl,0x0F
		2789	cmp bl,3
		2790	jne .not_style_3
		2791
		2792	push edx
		2793	call drawwindow_IV_caption
		2794	add esp,4
		2795	jmp .2
		2796
		2797	.not_style_3:
		2798	cmp bl,2
		2799	jne .not_style_2
		2800
		2801	call drawwindow_III_caption
		2802	jmp .2
		2803
		2804	.not_style_2:
		2805	cmp bl,0
		2806	jne .2
		2807
		2808	call drawwindow_I_caption
		2809
		2810	;--------------------------------------------------------------
		2811	.2: ;jmp @f
		2812	mov edi,[0x3000]
		2813	shl edi,5
		2814	test [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		2815	jz @f
		2816	mov ecx,[edi*8+0x80000+APPDATA.wnd_caption]
		2817	or ecx,ecx
		2818	jz @f
115	poddubny	2819	add ecx,[edi+twdw+TASKDATA.mem_start]
114	mikedld	2820
		2821	movzx eax,[edi+window_data+WDATA.fl_wstyle]
		2822	and al,0x0F
		2823	cmp al,3
		2824	jne .not_skinned
		2825
		2826	mov ebp,[edi+window_data+WDATA.box.left-2]
		2827	mov bp,word[edi+window_data+WDATA.box.top]
		2828	movzx eax,word[edi+window_data+WDATA.box.width]
		2829	sub ax,[_skinmargins.left]
		2830	sub ax,[_skinmargins.right]
		2831	cwde
		2832	cdq
		2833	mov ebx,6
		2834	idiv ebx
		2835	or eax,eax
		2836	js @f
		2837	mov edx,eax
		2838	mov eax,dword[_skinmargins.left-2]
		2839	mov ax,word[_skinh]
		2840	sub ax,[_skinmargins.bottom]
		2841	sub ax,[_skinmargins.top]
		2842	sar ax,1
		2843	adc ax,0
		2844	add ax,[_skinmargins.top]
		2845	add ax,-3
		2846	add eax,ebp
139	diamond	2847	jmp .dodraw
114	mikedld	2848
		2849	.not_skinned:
		2850	cmp al,1
		2851	je @f
		2852
		2853	mov ebp,[edi+window_data+WDATA.box.left-2]
		2854	mov bp,word[edi+window_data+WDATA.box.top]
		2855	movzx eax,word[edi+window_data+WDATA.box.width]
		2856	sub eax,16
		2857	cwde
		2858	cdq
		2859	mov ebx,6
		2860	idiv ebx
		2861	or eax,eax
		2862	js @f
		2863	mov edx,eax
		2864	mov eax,0x00080007
		2865	add eax,ebp
139	diamond	2866	.dodraw:
114	mikedld	2867	mov ebx,[common_colours+16];0x00FFFFFF
139	diamond	2868	or ebx, 0x80000000
114	mikedld	2869	xor edi,edi
		2870	call dtext
		2871
		2872	@@:
		2873	;--------------------------------------------------------------
		2874	dec [mouse_pause]
		2875	call [draw_pointer]
		2876	ret
		2877
		2878	iglobal
		2879	align 4
		2880	window_topleft dd \
		2881	1, 21,\
		2882	0, 0,\
		2883	5, 20,\
		2884	5, ?
		2885	endg
		2886
		2887	set_window_clientbox:
		2888	push eax ecx edi
		2889
		2890	mov eax,[_skinh]
		2891	mov [window_topleft+4*7],eax
		2892
		2893	mov ecx,edi
		2894	sub edi,window_data
		2895	shl edi,3
		2896	test [ecx+WDATA.fl_wstyle],WSTYLE_CLIENTRELATIVE
		2897	jz @f
		2898
		2899	movzx eax,[ecx+WDATA.fl_wstyle]
		2900	and eax,0x0F
		2901	mov eax,[eax*8+window_topleft+0]
		2902	mov [edi+0x80000+APPDATA.wnd_clientbox.left],eax
		2903	shl eax,1
		2904	neg eax
		2905	add eax,[ecx+WDATA.box.width]
		2906	mov [edi+0x80000+APPDATA.wnd_clientbox.width],eax
		2907
		2908	movzx eax,[ecx+WDATA.fl_wstyle]
		2909	and eax,0x0F
		2910	push [eax*8+window_topleft+0]
		2911	mov eax,[eax*8+window_topleft+4]
		2912	mov [edi+0x80000+APPDATA.wnd_clientbox.top],eax
		2913	neg eax
		2914	sub eax,[esp]
		2915	add eax,[ecx+WDATA.box.height]
		2916	mov [edi+0x80000+APPDATA.wnd_clientbox.height],eax
		2917	add esp,4
		2918
		2919	pop edi ecx eax
		2920	ret
		2921	@@:
		2922	xor eax,eax
		2923	mov [edi+0x80000+APPDATA.wnd_clientbox.left],eax
		2924	mov [edi+0x80000+APPDATA.wnd_clientbox.top],eax
		2925	mov eax,[ecx+WDATA.box.width]
		2926	mov [edi+0x80000+APPDATA.wnd_clientbox.width],eax
		2927	mov eax,[ecx+WDATA.box.height]
		2928	mov [edi+0x80000+APPDATA.wnd_clientbox.height],eax
		2929
		2930	pop edi ecx eax
		2931	ret
		2932
1	ha	2933	sys_set_window:
		2934
		2935	mov edi,[0x3000]
		2936	shl edi,5
		2937	add edi,window_data
		2938
		2939	; colors
114	mikedld	2940	mov [edi+WDATA.cl_workarea],ecx
		2941	mov [edi+WDATA.cl_titlebar],edx
		2942	mov [edi+WDATA.cl_frames],esi
1	ha	2943
		2944	; check flag (?)
186	diamond	2945	test [edi+WDATA.fl_wdrawn],1
		2946	jnz newd
1	ha	2947
		2948	push eax
		2949	mov eax,[timer_ticks] ;[0xfdf0]
		2950	add eax,100
		2951	mov [new_window_starting],eax
		2952	pop eax
		2953
114	mikedld	2954	mov word[edi+WDATA.box.width],ax
		2955	mov word[edi+WDATA.box.height],bx
		2956	sar eax,16
		2957	sar ebx,16
		2958	mov word[edi+WDATA.box.left],ax
		2959	mov word[edi+WDATA.box.top],bx
1	ha	2960
		2961	call check_window_position
		2962
164	serge	2963	call set_window_clientbox
1	ha	2964
		2965	push ecx esi edi ; save for window fullscreen/resize
114	mikedld	2966	;mov esi,edi
		2967
		2968	mov cl,[edi+WDATA.fl_wstyle]
		2969
1	ha	2970	sub edi,window_data
114	mikedld	2971	shl edi,3
115	poddubny	2972	add edi,0x80000
114	mikedld	2973
		2974	and cl,0x0F
115	poddubny	2975	mov [edi+APPDATA.wnd_caption],0
114	mikedld	2976	cmp cl,3
		2977	jne @f
115	poddubny	2978	mov [edi+APPDATA.wnd_caption],esi
114	mikedld	2979	@@: mov esi,[esp+0]
		2980
115	poddubny	2981	add edi, APPDATA.saved_box
186	diamond	2982	movsd
		2983	movsd
		2984	movsd
		2985	movsd
1	ha	2986	pop edi esi ecx
		2987
		2988	push eax ebx ecx edx
		2989	;;; mov eax, 1
		2990	;;; call delay_hs
115	poddubny	2991	mov eax, [edi+WDATA.box.left]
		2992	mov ebx, [edi+WDATA.box.top]
		2993	mov ecx, [edi+WDATA.box.width]
		2994	mov edx, [edi+WDATA.box.height]
1	ha	2995	add ecx, eax
		2996	add edx, ebx
		2997	call calculatescreen
		2998	pop edx ecx ebx eax
		2999
		3000	mov [0xf400],byte 0 ; empty keyboard buffer
		3001	mov [0xf500],byte 0 ; empty button buffer
		3002
		3003	newd:
186	diamond	3004	mov [edi+WDATA.fl_redraw],byte 0 ; no redraw
1	ha	3005	mov edx,edi
		3006
		3007	ret
		3008
114	mikedld	3009	syscall_windowsettings:
1	ha	3010
114	mikedld	3011	.set_window_caption:
		3012	dec eax ; subfunction #1 - set window caption
		3013	jnz .get_window_caption
		3014
		3015	; NOTE: only window owner thread can set its caption,
		3016	; so there's no parameter for PID/TID
		3017
		3018	mov edi,[0x3000]
		3019	shl edi,5
		3020
		3021	; have to check if caption is within application memory limit
		3022	; check is trivial, and if application resizes its memory,
		3023	; caption still can become over bounds
		3024	mov ecx,[edi*8+0x80000+APPDATA.mem_size]
		3025	add ecx,255 ; max caption length
		3026	cmp ebx,ecx
		3027	ja .exit_fail
		3028
		3029	mov [edi*8+0x80000+APPDATA.wnd_caption],ebx
		3030	or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		3031
		3032	call draw_window_caption
		3033
		3034	xor eax,eax ; eax = 0 (success)
		3035	ret
		3036
		3037	.get_window_caption:
		3038	dec eax ; subfunction #2 - get window caption
		3039	jnz .exit_fail
		3040
		3041	; not implemented yet
		3042
		3043	.exit_fail:
		3044	xor eax,eax
		3045	inc eax ; eax = 1 (fail)
		3046	ret
		3047
		3048
1	ha	3049	sys_window_move:
		3050
115	poddubny	3051	mov edi,[0x3000]
49	mikedld	3052	shl edi,5
		3053	add edi,window_data
1	ha	3054
49	mikedld	3055	test [edi+WDATA.fl_wstate],WSTATE_MAXIMIZED
		3056	jnz .window_move_return
1	ha	3057
115	poddubny	3058	push dword [edi + WDATA.box.left] ; save old coordinates
		3059	push dword [edi + WDATA.box.top]
		3060	push dword [edi + WDATA.box.width]
		3061	push dword [edi + WDATA.box.height]
1	ha	3062
49	mikedld	3063	cmp eax,-1 ; set new position and size
		3064	je .no_x_reposition
115	poddubny	3065	mov [edi + WDATA.box.left], eax
49	mikedld	3066	.no_x_reposition:
		3067	cmp ebx,-1
		3068	je .no_y_reposition
115	poddubny	3069	mov [edi + WDATA.box.top], ebx
49	mikedld	3070	.no_y_reposition:
1	ha	3071
49	mikedld	3072	test [edi+WDATA.fl_wstate],WSTATE_ROLLEDUP
		3073	jnz .no_y_resizing
1	ha	3074
49	mikedld	3075	cmp ecx,-1
		3076	je .no_x_resizing
115	poddubny	3077	mov [edi + WDATA.box.width], ecx
49	mikedld	3078	.no_x_resizing:
		3079	cmp edx,-1
		3080	je .no_y_resizing
115	poddubny	3081	mov [edi + WDATA.box.height], edx
49	mikedld	3082	.no_y_resizing:
1	ha	3083
49	mikedld	3084	call check_window_position
150	diamond	3085	call set_window_clientbox
1	ha	3086
49	mikedld	3087	pushad ; save for window fullscreen/resize
		3088	mov esi,edi
		3089	sub edi,window_data
		3090	shr edi,5
		3091	shl edi,8
115	poddubny	3092	add edi, 0x80000 + APPDATA.saved_box
49	mikedld	3093	mov ecx,4
		3094	cld
		3095	rep movsd
		3096	popad
		3097
		3098	pushad ; calculcate screen at new position
115	poddubny	3099	mov eax, [edi + WDATA.box.left]
		3100	mov ebx, [edi + WDATA.box.top]
		3101	mov ecx, [edi + WDATA.box.width]
		3102	mov edx, [edi + WDATA.box.height]
164	serge	3103	add ecx,eax
		3104	add edx,ebx
49	mikedld	3105	call calculatescreen
		3106	popad
		3107
		3108	pop edx ; calculcate screen at old position
		3109	pop ecx
		3110	pop ebx
		3111	pop eax
		3112	add ecx,eax
		3113	add edx,ebx
		3114	mov [dlx],eax ; save for drawlimits
		3115	mov [dly],ebx
		3116	mov [dlxe],ecx
		3117	mov [dlye],edx
		3118	call calculatescreen
		3119
115	poddubny	3120	mov [edi + WDATA.fl_redraw], 1 ; flag the process as redraw
49	mikedld	3121
		3122	mov eax,edi ; redraw screen at old position
		3123	xor esi,esi
		3124	call redrawscreen
		3125
		3126	mov [0xfff5],byte 0 ; mouse pointer
		3127	mov [0xfff4],byte 0 ; no mouse under
		3128	mov [0xfb44],byte 0 ; react to mouse up/down
		3129
		3130	mov ecx,10 ; wait 1/10 second
		3131	.wmrl3:
		3132	call [draw_pointer]
		3133	mov eax,1
		3134	call delay_hs
		3135	loop .wmrl3
		3136
		3137	mov [window_move_pr],0
		3138
		3139	.window_move_return:
		3140
1	ha	3141	ret
		3142
67	diamond	3143	;type_background_1:
		3144	; cmp [0xfff0],byte 0 ; background update ?
		3145	; jz temp_nobackgr
		3146	; mov [0xfff0],byte 2
		3147	; call change_task
		3148	; mov [draw_data+32+0],dword 0
		3149	; mov [draw_data+32+4],dword 0
		3150	; mov eax,[0xfe00]
		3151	; mov ebx,[0xfe04]
		3152	; mov [draw_data+32+8],eax
		3153	; mov [draw_data+32+12],ebx
		3154	; call drawbackground
		3155	; mov [0xfff0],byte 0
		3156	; mov [0xfff4],byte 0
		3157	;temp_nobackgr:
		3158	; ret
41	mikedld	3159
1	ha	3160	uglobal
		3161	window_move_pr dd 0x0
		3162	window_move_eax dd 0x0
		3163	window_move_ebx dd 0x0
		3164	window_move_ecx dd 0x0
		3165	window_move_edx dd 0x0
		3166	endg
		3167
		3168	;ok - 100% work
		3169	;nt - not tested
		3170	;---------------------------------------------------------------------------------------------
		3171	;eax
		3172	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3173	;1 - change task. Ret nothing. Block. ok.
		3174	;2 - performance control
		3175	; ebx
		3176	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3177	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3178	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3179	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3180	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3181	;eax
		3182	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3183	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3184	;---------------------------------------------------------------------------------------------
		3185	sys_sheduler: ;noname & halyavin
		3186	cmp eax,0
		3187	je shed_counter
		3188	cmp eax,2
		3189	je perf_control
		3190	cmp eax,3
		3191	je rdmsr_instr
		3192	cmp eax,4
		3193	je wrmsr_instr
		3194	cmp eax,1
		3195	jne not_supported
		3196	call change_task ;delay,0
		3197	ret
		3198	shed_counter:
		3199	mov eax,[context_counter]
		3200	mov [esp+36],eax
		3201	not_supported:
		3202	ret
		3203	perf_control:
		3204	inc eax ;now eax=3
		3205	cmp ebx,eax
		3206	je cache_disable
		3207	dec eax
		3208	cmp ebx,eax
		3209	je cache_enable
		3210	dec eax
		3211	cmp ebx,eax
		3212	je is_cache_enabled
		3213	dec eax
		3214	cmp ebx,eax
		3215	je modify_pce
		3216	ret
		3217
		3218	rdmsr_instr:
		3219	;now counter in ecx
		3220	;(edx:eax) esi:edi => edx:esi
		3221	mov eax,esi
		3222	rdmsr
		3223	mov [esp+36],eax
		3224	mov [esp+24],edx ;ret in ebx?
		3225	ret
		3226
		3227	wrmsr_instr:
		3228	;now counter in ecx
		3229	;(edx:eax) esi:edi => edx:esi
		3230	mov eax,esi
		3231	wrmsr
		3232	mov [esp+36],eax
		3233	mov [esp+24],edx ;ret in ebx?
		3234	ret
		3235
		3236	cache_disable:
		3237	mov eax,cr0
		3238	or eax,01100000000000000000000000000000b
		3239	mov cr0,eax
		3240	wbinvd ;set MESI
		3241	ret
		3242
		3243	cache_enable:
		3244	mov eax,cr0
		3245	and eax,10011111111111111111111111111111b
		3246	mov cr0,eax
		3247	ret
		3248
		3249	is_cache_enabled:
		3250	mov eax,cr0
		3251	mov ebx,eax
		3252	and eax,01100000000000000000000000000000b
		3253	jz cache_disabled
		3254	mov [esp+36],ebx
		3255	cache_disabled:
		3256	mov dword [esp+36],eax ;0
		3257	ret
		3258
		3259	modify_pce:
		3260	mov eax,cr4
		3261	; mov ebx,0
		3262	; or bx,100000000b ;pce
		3263	; xor eax,ebx ;invert pce
17	me_root	3264	bts eax,8 ;pce=cr4[8]
1	ha	3265	mov cr4,eax
		3266	mov [esp+36],eax
		3267	ret
		3268	;---------------------------------------------------------------------------------------------
		3269
		3270
		3271	; check if pixel is allowed to be drawn
		3272
		3273	checkpixel:
21	poddubny	3274	push eax edx
1	ha	3275
		3276	mov edx,[0xfe00] ; screen x size
		3277	inc edx
21	poddubny	3278	imul edx, ebx
1	ha	3279	mov dl, [eax+edx+display_data] ; lea eax, [...]
		3280
21	poddubny	3281	xor ecx, ecx
105	poddubny	3282	mov eax, [0x3000]
		3283	cmp al, dl
21	poddubny	3284	setne cl
1	ha	3285
21	poddubny	3286	pop edx eax
1	ha	3287	ret
		3288
		3289	uglobal
		3290	mouse_active db 0
		3291	endg
		3292	iglobal
143	diamond	3293	cpustring db '/RD/1/CPU',0
1	ha	3294	endg
		3295
67	diamond	3296	uglobal
76	mario79	3297	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3298	endg
1	ha	3299
		3300	align 4
		3301	; check misc
		3302
		3303	checkmisc:
		3304
		3305	cmp [ctrl_alt_del], 1
		3306	jne nocpustart
143	diamond	3307	mov ebp, cpustring
		3308	lea esi,[ebp+6]
41	mikedld	3309	xor ebx,ebx ; no parameters
40	halyavin	3310	xor edx,edx ; no flags
143	diamond	3311	call fs_RamdiskExecute.flags
1	ha	3312	mov [ctrl_alt_del], 0
		3313	nocpustart:
		3314	cmp [mouse_active], 1
		3315	jne mouse_not_active
		3316	mov [mouse_active], 0
		3317	xor edi, edi
		3318	mov ecx, [0x3004]
		3319	set_mouse_event:
		3320	add edi, 256
115	poddubny	3321	or [edi+0x80000+APPDATA.event_mask], dword 00100000b
1	ha	3322	loop set_mouse_event
		3323	mouse_not_active:
		3324
		3325
		3326	cmp [0xfff0],byte 0 ; background update ?
		3327	jz nobackgr
76	mario79	3328	cmp [background_defined], 0
		3329	jz nobackgr
1	ha	3330	mov [0xfff0],byte 2
		3331	call change_task
164	serge	3332	mov [draw_data+32 + RECT.left],dword 0
		3333	mov [draw_data+32 + RECT.top],dword 0
1	ha	3334	mov eax,[0xfe00]
		3335	mov ebx,[0xfe04]
164	serge	3336	mov [draw_data+32 + RECT.right],eax
		3337	mov [draw_data+32 + RECT.bottom],ebx
1	ha	3338	call drawbackground
		3339	mov [0xfff0],byte 0
		3340	mov [0xfff4],byte 0
		3341
		3342	nobackgr:
		3343
		3344
		3345	; system shutdown request
		3346
		3347	cmp [0xFF00],byte 0
		3348	je noshutdown
		3349
		3350	mov edx,[shutdown_processes]
		3351	sub dl,2
		3352
		3353	cmp [0xff00],dl
		3354	jne no_mark_system_shutdown
		3355
		3356	mov edx,0x3040
		3357	movzx ecx,byte [0xff00]
		3358	add ecx,5
		3359	markz:
115	poddubny	3360	mov [edx+TASKDATA.state],byte 3
1	ha	3361	add edx,0x20
		3362	loop markz
		3363
		3364	no_mark_system_shutdown:
		3365
		3366	call [disable_mouse]
		3367
		3368	dec byte [0xff00]
		3369
		3370	cmp [0xff00],byte 0
		3371	je system_shutdown
		3372
		3373	noshutdown:
		3374
		3375
		3376	mov eax,[0x3004] ; termination
115	poddubny	3377	mov ebx,0x3020+TASKDATA.state
1	ha	3378	mov esi,1
		3379
		3380	newct:
		3381	mov cl,[ebx]
		3382	cmp cl,byte 3
		3383	jz terminate
		3384	cmp cl,byte 4
		3385	jz terminate
		3386
		3387	add ebx,0x20
		3388	inc esi
		3389	dec eax
		3390	jnz newct
		3391
		3392	ret
		3393
		3394
		3395
		3396
		3397	; redraw screen
		3398
		3399	redrawscreen:
		3400
		3401	; eax , if process window_data base is eax, do not set flag/limits
		3402
		3403	pushad
		3404	push eax
		3405
		3406	;;; mov eax,2
		3407	;;; call delay_hs
		3408
		3409	;mov ecx,0 ; redraw flags for apps
		3410	xor ecx,ecx
		3411	newdw2:
		3412
		3413	inc ecx
		3414	push ecx
		3415
		3416	mov eax,ecx
		3417	shl eax,5
		3418	add eax,window_data
		3419
		3420	cmp eax,[esp+4]
		3421	je not_this_task
		3422	; check if window in redraw area
		3423	mov edi,eax
		3424
		3425	cmp ecx,1 ; limit for background
		3426	jz bgli
		3427
115	poddubny	3428	mov eax, [edi + WDATA.box.left]
		3429	mov ebx, [edi + WDATA.box.top]
		3430	mov ecx, [edi + WDATA.box.width]
		3431	mov edx, [edi + WDATA.box.height]
164	serge	3432	add ecx,eax
		3433	add edx,ebx
1	ha	3434
		3435	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3436	cmp ecx,ebx
		3437	jb ricino
		3438
		3439	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3440	cmp ecx,eax
		3441	jb ricino
		3442
115	poddubny	3443	mov eax, [edi + WDATA.box.left]
		3444	mov ebx, [edi + WDATA.box.top]
		3445	mov ecx, [edi + WDATA.box.width]
		3446	mov edx, [edi + WDATA.box.height]
		3447	add ecx, eax
		3448	add edx, ebx
164	serge	3449
1	ha	3450	mov eax,[dly] ; eax = area y start edx = window y end
		3451	cmp edx,eax
		3452	jb ricino
		3453
		3454	mov eax,[dlx] ; eax = area x start ecx = window x end
		3455	cmp ecx,eax
		3456	jb ricino
		3457
		3458	bgli:
		3459
		3460	cmp edi,esi
		3461	jz ricino
		3462
		3463	mov eax,edi
		3464	add eax,draw_data-window_data
		3465
		3466	mov ebx,[dlx] ; set limits
115	poddubny	3467	mov [eax + RECT.left], ebx
1	ha	3468	mov ebx,[dly]
115	poddubny	3469	mov [eax + RECT.top], ebx
1	ha	3470	mov ebx,[dlxe]
115	poddubny	3471	mov [eax + RECT.right], ebx
1	ha	3472	mov ebx,[dlye]
115	poddubny	3473	mov [eax + RECT.bottom], ebx
1	ha	3474
		3475	sub eax,draw_data-window_data
		3476
		3477	cmp ecx,1
		3478	jne nobgrd
		3479	cmp esi,1
		3480	je newdw8
		3481	call drawbackground
		3482
		3483	newdw8:
		3484	nobgrd:
		3485
115	poddubny	3486	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3487
		3488	ricino:
		3489
		3490	not_this_task:
		3491
		3492	pop ecx
		3493
		3494	cmp ecx,[0x3004]
		3495	jle newdw2
		3496
		3497	pop eax
		3498	popad
		3499
		3500	ret
		3501
		3502	calculatebackground: ; background
		3503
		3504	; all black
		3505
		3506	mov [display_data-8],dword 4 ; size x
		3507	mov [display_data-4],dword 2 ; size y
		3508
		3509	mov edi, 0x300000 ; set background to black
		3510	xor eax, eax
		3511	mov ecx, 0x0fff00 / 4
		3512	cld
		3513	rep stosd
		3514
		3515	mov edi,display_data ; set os to use all pixels
		3516	mov eax,0x01010101
		3517	mov ecx,0x1fff00 / 4
		3518	rep stosd
		3519
		3520	mov byte [0xFFF0], 0 ; do not draw background!
		3521
		3522	ret
		3523
		3524	uglobal
		3525	imax dd 0x0
		3526	endg
		3527
		3528
		3529
		3530	delay_ms: ; delay in 1/1000 sec
		3531
		3532
		3533	push eax
		3534	push ecx
		3535
		3536	mov ecx,esi
		3537	;
		3538	imul ecx, 33941
		3539	shr ecx, 9
		3540	;
		3541
		3542	in al,0x61
		3543	and al,0x10
		3544	mov ah,al
		3545	cld
		3546
		3547	cnt1: in al,0x61
		3548	and al,0x10
		3549	cmp al,ah
		3550	jz cnt1
		3551
		3552	mov ah,al
		3553	loop cnt1
		3554
		3555	pop ecx
		3556	pop eax
		3557
		3558	ret
		3559
		3560
		3561	set_app_param:
		3562	push edi
		3563
		3564	mov edi,[0x3010]
115	poddubny	3565	mov [edi+TASKDATA.event_mask],eax
1	ha	3566
		3567	pop edi
		3568	ret
		3569
		3570
		3571
		3572	delay_hs: ; delay in 1/100 secs
		3573	push eax
		3574	push ecx
		3575	push edx
		3576
115	poddubny	3577	mov edx,[timer_ticks]
1	ha	3578	add edx,eax
		3579
		3580	newtic:
115	poddubny	3581	mov ecx,[timer_ticks]
1	ha	3582	cmp edx,ecx
		3583	jbe zerodelay
		3584
		3585	call change_task
		3586
		3587	jmp newtic
		3588
		3589	zerodelay:
		3590	pop edx
		3591	pop ecx
		3592	pop eax
		3593
		3594	ret
		3595
		3596
		3597	memmove: ; memory move in bytes
		3598
		3599	; eax = from
		3600	; ebx = to
		3601	; ecx = no of bytes
		3602	test ecx, ecx
		3603	jle .ret
		3604
		3605
		3606	push esi edi ecx
		3607
		3608	mov edi, ebx
		3609	mov esi, eax
		3610
		3611	test ecx, not 11b
		3612	jz @f
		3613
		3614	push ecx
		3615	shr ecx, 2
		3616	rep movsd
		3617	pop ecx
		3618	and ecx, 11b
		3619	jz .finish
		3620	@@:
		3621	rep movsb
		3622
		3623	.finish:
		3624	pop ecx edi esi
		3625	.ret:
		3626	ret
		3627
		3628
75	diamond	3629	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3630	;align 4
1	ha	3631	;
75	diamond	3632	;read_floppy_file:
1	ha	3633	;
75	diamond	3634	;; as input
		3635	;;
		3636	;; eax pointer to file
		3637	;; ebx file lenght
		3638	;; ecx start 512 byte block number
		3639	;; edx number of blocks to read
		3640	;; esi pointer to return/work area (atleast 20 000 bytes)
		3641	;;
		3642	;;
		3643	;; on return
		3644	;;
		3645	;; eax = 0 command succesful
		3646	;; 1 no fd base and/or partition defined
		3647	;; 2 yet unsupported FS
		3648	;; 3 unknown FS
		3649	;; 4 partition not defined at hd
		3650	;; 5 file not found
		3651	;; ebx = size of file
1	ha	3652	;
75	diamond	3653	; mov edi,[0x3010]
		3654	; add edi,0x10
		3655	; add esi,[edi]
		3656	; add eax,[edi]
1	ha	3657	;
75	diamond	3658	; pushad
		3659	; mov edi,esi
		3660	; add edi,1024
		3661	; mov esi,0x100000+19*512
		3662	; sub ecx,1
		3663	; shl ecx,9
		3664	; add esi,ecx
		3665	; shl edx,9
		3666	; mov ecx,edx
		3667	; cld
		3668	; rep movsb
		3669	; popad
		3670	;
		3671	; mov [esp+36],eax
		3672	; mov [esp+24],ebx
		3673	; ret
1	ha	3674
		3675
		3676
		3677	align 4
		3678
		3679	sys_programirq:
		3680
		3681	mov edi,[0x3010]
115	poddubny	3682	add eax,[edi+TASKDATA.mem_start]
1	ha	3683
75	diamond	3684	cmp ebx,16
		3685	jae .not_owner
1	ha	3686	mov edi,[0x3010]
115	poddubny	3687	mov edi,[edi+TASKDATA.pid]
75	diamond	3688	cmp edi,[irq_owner+ebx*4]
1	ha	3689	je spril1
75	diamond	3690	.not_owner:
1	ha	3691	mov [esp+36],dword 1
		3692	ret
		3693	spril1:
		3694
		3695	mov esi,eax
		3696	shl ebx,6
		3697	add ebx,irq00read
		3698	mov edi,ebx
		3699	mov ecx,16
		3700	cld
		3701	rep movsd
		3702	mov [esp+36],dword 0
		3703	ret
		3704
		3705
		3706	align 4
		3707
		3708	get_irq_data:
75	diamond	3709	cmp eax,16
		3710	jae .not_owner
1	ha	3711	mov edx,eax ; check for correct owner
		3712	shl edx,2
		3713	add edx,irq_owner
		3714	mov edx,[edx]
		3715	mov edi,[0x3010]
115	poddubny	3716	mov edi,[edi+TASKDATA.pid]
1	ha	3717	cmp edx,edi
		3718	je gidril1
75	diamond	3719	.not_owner:
		3720	mov [esp+32],dword 2 ; ecx=2
1	ha	3721	ret
		3722
		3723	gidril1:
		3724
		3725	mov ebx,eax
		3726	shl ebx,12
		3727	add ebx,0x2e0000
		3728	mov eax,[ebx]
		3729	mov ecx,1
		3730	test eax,eax
		3731	jz gid1
		3732
		3733	dec eax
		3734	mov esi,ebx
		3735	mov [ebx],eax
		3736	movzx ebx,byte [ebx+0x10]
		3737	add esi,0x10
		3738	mov edi,esi
		3739	inc esi
		3740	mov ecx,4000 / 4
		3741	cld
		3742	rep movsd
75	diamond	3743	; xor ecx,ecx ; as result of 'rep' ecx=0
1	ha	3744	gid1:
		3745	mov [esp+36],eax
		3746	mov [esp+32],ecx
		3747	mov [esp+24],ebx
		3748	ret
		3749
		3750
		3751	set_io_access_rights:
		3752
		3753	pushad
		3754
		3755	mov edi,[0x3000]
		3756	imul edi,tss_step
		3757	add edi,tss_data+128
		3758	; add edi,128
		3759
		3760	mov ecx,eax
		3761	and ecx,7 ; offset in byte
		3762
		3763	shr eax,3 ; number of byte
		3764	add edi,eax
		3765
		3766	mov ebx,1
		3767	shl ebx,cl
		3768
		3769	cmp ebp,0 ; enable access - ebp = 0
		3770	jne siar1
		3771
		3772	not ebx
		3773	and [edi],byte bl
		3774
		3775	popad
		3776
		3777	ret
		3778
		3779	siar1:
		3780
		3781	or [edi],byte bl ; disable access - ebp = 1
		3782
		3783	popad
		3784
		3785	ret
		3786
		3787
		3788
		3789
		3790
		3791	r_f_port_area:
		3792
		3793	test eax, eax
		3794	jnz free_port_area
		3795	; je r_port_area
		3796	; jmp free_port_area
		3797
		3798	; r_port_area:
		3799
		3800	pushad
		3801
		3802	cmp ebx,ecx ; beginning > end ?
75	diamond	3803	ja rpal1
		3804	cmp ecx,65536
		3805	jae rpal1
1	ha	3806	mov esi,[0x2d0000]
75	diamond	3807	test esi,esi ; no reserved areas ?
1	ha	3808	je rpal2
		3809	cmp esi,255 ; max reserved
75	diamond	3810	jae rpal1
1	ha	3811	rpal3:
		3812	mov edi,esi
		3813	shl edi,4
		3814	add edi,0x2d0000
		3815	cmp ebx,[edi+8]
75	diamond	3816	ja rpal4
1	ha	3817	cmp ecx,[edi+4]
		3818	jae rpal1
		3819	; jb rpal4
		3820	; jmp rpal1
		3821	rpal4:
		3822
		3823	dec esi
		3824	jnz rpal3
		3825	jmp rpal2
		3826	rpal1:
		3827	popad
		3828	mov eax,1
		3829	ret
		3830
		3831	rpal2:
		3832	popad
		3833
		3834
		3835	; enable port access at port IO map
		3836	cli
		3837	pushad ; start enable io map
		3838
		3839	cmp ecx,65536 ;16384
		3840	jae no_unmask_io ; jge
		3841
		3842	mov eax,ebx
		3843
		3844	new_port_access:
		3845
		3846	pushad
		3847
75	diamond	3848	xor ebp,ebp ; enable - eax = port
1	ha	3849	call set_io_access_rights
		3850
		3851	popad
		3852
		3853	inc eax
		3854	cmp eax,ecx
		3855	jbe new_port_access
		3856
		3857	no_unmask_io:
		3858
		3859	popad ; end enable io map
		3860	sti
		3861
		3862	mov edi,[0x2d0000]
		3863	add edi,1
		3864	mov [0x2d0000],edi
		3865	shl edi,4
		3866	add edi,0x2d0000
		3867	mov esi,[0x3010]
115	poddubny	3868	mov esi,[esi+TASKDATA.pid]
1	ha	3869	mov [edi],esi
		3870	mov [edi+4],ebx
		3871	mov [edi+8],ecx
		3872
		3873	xor eax, eax
		3874	ret
		3875
		3876
		3877
		3878
		3879	free_port_area:
		3880
		3881	pushad
		3882
		3883	mov esi,[0x2d0000] ; no reserved areas ?
75	diamond	3884	test esi,esi
1	ha	3885	je frpal2
		3886	mov edx,[0x3010]
115	poddubny	3887	mov edx,[edx+TASKDATA.pid]
1	ha	3888	frpal3:
		3889	mov edi,esi
		3890	shl edi,4
		3891	add edi,0x2d0000
		3892	cmp edx,[edi]
		3893	jne frpal4
		3894	cmp ebx,[edi+4]
		3895	jne frpal4
		3896	cmp ecx,[edi+8]
		3897	jne frpal4
		3898	jmp frpal1
		3899	frpal4:
		3900	dec esi
		3901	jnz frpal3
		3902	frpal2:
		3903	popad
		3904	mov eax,1
		3905	ret
		3906	frpal1:
		3907	mov ecx,256
		3908	sub ecx,esi
		3909	shl ecx,4
		3910	mov esi,edi
		3911	add esi,16
		3912	cld
		3913	rep movsb
		3914
		3915	dec dword [0x2d0000]
		3916
		3917	popad
		3918
		3919
		3920	; disable port access at port IO map
		3921
		3922	pushad ; start disable io map
		3923
		3924	cmp ecx,65536 ;16384
		3925	jge no_mask_io
		3926
		3927	mov eax,ebx
		3928
		3929	new_port_access_disable:
		3930
		3931	pushad
		3932
		3933	mov ebp,1 ; disable - eax = port
		3934	call set_io_access_rights
		3935
		3936	popad
		3937
		3938	inc eax
		3939	cmp eax,ecx
		3940	jbe new_port_access_disable
		3941
		3942	no_mask_io:
		3943
		3944	popad ; end disable io map
		3945
		3946	xor eax, eax
		3947	ret
		3948
		3949
		3950	reserve_free_irq:
		3951
75	diamond	3952	mov ecx, 1
		3953	cmp ebx, 16
		3954	jae fril1
		3955	test eax,eax
1	ha	3956	jz reserve_irq
		3957
75	diamond	3958	lea edi,[irq_owner+ebx*4]
1	ha	3959	mov edx,[edi]
		3960	mov eax,[0x3010]
115	poddubny	3961	cmp edx,[eax+TASKDATA.pid]
1	ha	3962	jne fril1
75	diamond	3963	dec ecx
		3964	mov [edi],ecx
1	ha	3965	fril1:
		3966	mov [esp+36],ecx ; return in eax
		3967	ret
		3968
		3969	reserve_irq:
		3970
75	diamond	3971	lea edi,[irq_owner+ebx*4]
		3972	cmp dword [edi], 0
		3973	jnz ril1
1	ha	3974
		3975	mov edx,[0x3010]
115	poddubny	3976	mov edx,[edx+TASKDATA.pid]
1	ha	3977	mov [edi],edx
75	diamond	3978	dec ecx
1	ha	3979	ril1:
		3980	mov [esp+36],ecx ; return in eax
		3981	ret
		3982
		3983
		3984
		3985	drawbackground:
33	mario79	3986	inc [mouse_pause]
1	ha	3987	cmp [0xfe0c],word 0x12
117	mario79	3988	je dbrv20
1	ha	3989	dbrv12:
		3990	cmp [0xfe0c],word 0100000000000000b
		3991	jge dbrv20
		3992	cmp [0xfe0c],word 0x13
		3993	je dbrv20
		3994	call vesa12_drawbackground
33	mario79	3995	dec [mouse_pause]
36	mario79	3996	call [draw_pointer]
1	ha	3997	ret
		3998	dbrv20:
		3999	cmp [display_data-12],dword 1
		4000	jne bgrstr
		4001	call vesa20_drawbackground_tiled
33	mario79	4002	dec [mouse_pause]
36	mario79	4003	call [draw_pointer]
1	ha	4004	ret
		4005	bgrstr:
		4006	call vesa20_drawbackground_stretch
33	mario79	4007	dec [mouse_pause]
36	mario79	4008	call [draw_pointer]
1	ha	4009	ret
		4010
75	diamond	4011	align 4
1	ha	4012
75	diamond	4013	syscall_putimage: ; PutImage
33	mario79	4014
75	diamond	4015	mov edx,ecx
		4016	mov ecx,ebx
		4017	lea ebx, [eax+std_application_base_address]
		4018
1	ha	4019	sys_putimage:
53	mikedld	4020	test ecx,0x80008000
		4021	jnz .exit
		4022	test ecx,0x0000FFFF
		4023	jz .exit
		4024	test ecx,0xFFFF0000
		4025	jnz @f
		4026	.exit:
		4027	ret
		4028	@@:
114	mikedld	4029	mov edi,[0x3000]
		4030	shl edi,8
		4031	add dx,word[edi+0x80000+APPDATA.wnd_clientbox.top]
		4032	rol edx,16
		4033	add dx,word[edi+0x80000+APPDATA.wnd_clientbox.left]
		4034	rol edx,16
		4035	.forced:
117	mario79	4036	; mov eax, vga_putimage
75	diamond	4037	cmp [0xfe0c], word 0x12
117	mario79	4038	jz @f ;.doit
75	diamond	4039	mov eax, vesa12_putimage
		4040	cmp [0xfe0c], word 0100000000000000b
		4041	jae @f
		4042	cmp [0xfe0c], word 0x13
		4043	jnz .doit
		4044	@@:
		4045	mov eax, vesa20_putimage
		4046	.doit:
119	mario79	4047	inc [mouse_pause]
75	diamond	4048	call eax
119	mario79	4049	dec [mouse_pause]
75	diamond	4050	jmp [draw_pointer]
1	ha	4051
		4052	; eax x beginning
		4053	; ebx y beginning
		4054	; ecx x end
		4055	; edx y end
		4056	; edi color
		4057
		4058	__sys_drawbar:
114	mikedld	4059	mov esi,[0x3000]
		4060	shl esi,8
		4061	add eax,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4062	add ecx,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4063	add ebx,[esi+0x80000+APPDATA.wnd_clientbox.top]
		4064	add edx,[esi+0x80000+APPDATA.wnd_clientbox.top]
		4065	.forced:
33	mario79	4066	inc [mouse_pause]
		4067	cmp [0xfe0c],word 0x12
117	mario79	4068	je dbv20
1	ha	4069	sdbv20:
		4070	cmp [0xfe0c],word 0100000000000000b
		4071	jge dbv20
		4072	cmp [0xfe0c],word 0x13
		4073	je dbv20
		4074	call vesa12_drawbar
33	mario79	4075	dec [mouse_pause]
36	mario79	4076	call [draw_pointer]
1	ha	4077	ret
		4078	dbv20:
		4079	call vesa20_drawbar
33	mario79	4080	dec [mouse_pause]
36	mario79	4081	call [draw_pointer]
1	ha	4082	ret
		4083
		4084
		4085
		4086	kb_read:
		4087
		4088	push ecx edx
		4089
164	serge	4090	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4091	kr_loop:
		4092	in al,0x64
		4093	test al,1
		4094	jnz kr_ready
		4095	loop kr_loop
		4096	mov ah,1
		4097	jmp kr_exit
		4098	kr_ready:
		4099	push ecx
		4100	mov ecx,32
		4101	kr_delay:
		4102	loop kr_delay
		4103	pop ecx
		4104	in al,0x60
		4105	xor ah,ah
		4106	kr_exit:
		4107
		4108	pop edx ecx
		4109
		4110	ret
		4111
		4112
		4113	kb_write:
		4114
		4115	push ecx edx
		4116
		4117	mov dl,al
98	mario79	4118	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4119	kw_loop1:
		4120	in al,0x64
		4121	test al,0x20
		4122	jz kw_ok1
		4123	loop kw_loop1
		4124	mov ah,1
		4125	jmp kw_exit
		4126	kw_ok1:
		4127	in al,0x60
98	mario79	4128	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4129	kw_loop:
		4130	in al,0x64
		4131	test al,2
		4132	jz kw_ok
		4133	loop kw_loop
		4134	mov ah,1
		4135	jmp kw_exit
		4136	kw_ok:
		4137	mov al,dl
		4138	out 0x60,al
98	mario79	4139	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4140	kw_loop3:
		4141	in al,0x64
		4142	test al,2
		4143	jz kw_ok3
		4144	loop kw_loop3
		4145	mov ah,1
		4146	jmp kw_exit
		4147	kw_ok3:
		4148	mov ah,8
		4149	kw_loop4:
98	mario79	4150	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4151	kw_loop5:
		4152	in al,0x64
		4153	test al,1
		4154	jnz kw_ok4
		4155	loop kw_loop5
		4156	dec ah
		4157	jnz kw_loop4
		4158	kw_ok4:
		4159	xor ah,ah
		4160	kw_exit:
		4161
		4162	pop edx ecx
		4163
		4164	ret
		4165
		4166
		4167	kb_cmd:
		4168
98	mario79	4169	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4170	c_wait:
		4171	in al,0x64
		4172	test al,2
		4173	jz c_send
		4174	loop c_wait
		4175	jmp c_error
		4176	c_send:
		4177	mov al,bl
		4178	out 0x64,al
98	mario79	4179	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4180	c_accept:
		4181	in al,0x64
		4182	test al,2
		4183	jz c_ok
		4184	loop c_accept
		4185	c_error:
		4186	mov ah,1
		4187	jmp c_exit
		4188	c_ok:
		4189	xor ah,ah
		4190	c_exit:
		4191	ret
		4192
		4193
		4194	setmouse: ; set mousepicture -pointer
		4195	; ps2 mouse enable
		4196
		4197	mov [0xf200],dword mousepointer
		4198
		4199	cli
33	mario79	4200	; mov bl,0xa8 ; enable mouse cmd
		4201	; call kb_cmd
		4202	; call kb_read ; read status
		4203	; mov bl,0x20 ; get command byte
		4204	; call kb_cmd
		4205	; call kb_read
		4206	; or al,3 ; enable interrupt
		4207	; mov bl,0x60 ; write command
		4208	; push eax
		4209	; call kb_cmd
		4210	; pop eax
		4211	; call kb_write
		4212	; mov bl,0xd4 ; for mouse
		4213	; call kb_cmd
		4214	; mov al,0xf4 ; enable mouse device
		4215	; call kb_write
		4216	; call kb_read ; read status return
1	ha	4217
		4218	; com1 mouse enable
		4219
		4220	mov bx,0x3f8 ; combase
		4221
		4222	mov dx,bx
		4223	add dx,3
		4224	mov al,0x80
		4225	out dx,al
		4226
		4227	mov dx,bx
		4228	add dx,1
		4229	mov al,0
		4230	out dx,al
		4231
		4232	mov dx,bx
		4233	add dx,0
		4234	mov al,0x30*2 ; 0x30 / 4
		4235	out dx,al
		4236
		4237	mov dx,bx
		4238	add dx,3
		4239	mov al,2 ; 3
		4240	out dx,al
		4241
		4242	mov dx,bx
		4243	add dx,4
		4244	mov al,0xb
		4245	out dx,al
		4246
		4247	mov dx,bx
		4248	add dx,1
		4249	mov al,1
		4250	out dx,al
		4251
		4252
		4253	; com2 mouse enable
		4254
		4255	mov bx,0x2f8 ; combase
		4256
		4257	mov dx,bx
		4258	add dx,3
		4259	mov al,0x80
		4260	out dx,al
		4261
		4262	mov dx,bx
		4263	add dx,1
		4264	mov al,0
		4265	out dx,al
		4266
		4267	mov dx,bx
		4268	add dx,0
		4269	mov al,0x30*2
		4270	out dx,al
		4271
		4272	mov dx,bx
		4273	add dx,3
		4274	mov al,2
		4275	out dx,al
		4276
		4277	mov dx,bx
		4278	add dx,4
		4279	mov al,0xb
		4280	out dx,al
		4281
		4282	mov dx,bx
		4283	add dx,1
		4284	mov al,1
		4285	out dx,al
		4286
		4287	ret
		4288
		4289
		4290	_rdtsc:
164	serge	4291	bt [cpu_caps], CAPS_TSC
		4292	jnc ret_rdtsc
1	ha	4293	rdtsc
		4294	ret
		4295	ret_rdtsc:
		4296	mov edx,0xffffffff
		4297	mov eax,0xffffffff
		4298	ret
		4299
		4300
		4301
		4302	rerouteirqs:
		4303
		4304	cli
		4305
		4306	mov al,0x11 ; icw4, edge triggered
		4307	out 0x20,al
		4308	call pic_delay
		4309	out 0xA0,al
		4310	call pic_delay
		4311
		4312	mov al,0x20 ; generate 0x20 +
		4313	out 0x21,al
		4314	call pic_delay
		4315	mov al,0x28 ; generate 0x28 +
		4316	out 0xA1,al
		4317	call pic_delay
		4318
		4319	mov al,0x04 ; slave at irq2
		4320	out 0x21,al
		4321	call pic_delay
		4322	mov al,0x02 ; at irq9
		4323	out 0xA1,al
		4324	call pic_delay
		4325
		4326	mov al,0x01 ; 8086 mode
		4327	out 0x21,al
		4328	call pic_delay
		4329	out 0xA1,al
		4330	call pic_delay
		4331
		4332	mov al,255 ; mask all irq's
		4333	out 0xA1,al
		4334	call pic_delay
		4335	out 0x21,al
		4336	call pic_delay
		4337
		4338	mov ecx,0x1000
		4339	cld
		4340	picl1: call pic_delay
		4341	loop picl1
		4342
		4343	mov al,255 ; mask all irq's
		4344	out 0xA1,al
		4345	call pic_delay
		4346	out 0x21,al
		4347	call pic_delay
		4348
		4349	cli
		4350
		4351	ret
		4352
		4353
		4354	pic_delay:
		4355
		4356	jmp pdl1
		4357	pdl1: ret
		4358
		4359
		4360	sys_msg_board_str:
		4361
		4362	pushad
		4363	@@:
		4364	cmp [esi],byte 0
		4365	je @f
		4366	mov eax,1
		4367	movzx ebx,byte [esi]
		4368	call sys_msg_board
		4369	inc esi
		4370	jmp @b
		4371	@@:
		4372	popad
		4373	ret
		4374
		4375	uglobal
		4376	msg_board_data: times 512 db 0
		4377	msg_board_count dd 0x0
		4378	endg
		4379
		4380	sys_msg_board:
		4381
		4382	; eax=1 : write : bl byte to write
		4383	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4384
		4385	mov ecx,[msg_board_count]
		4386	cmp eax, 1
		4387	jne smbl1
		4388
		4389
		4390	mov [msg_board_data+ecx],bl
		4391	inc ecx
		4392	and ecx, 511
		4393	mov [msg_board_count], ecx
		4394	mov [check_idle_semaphore], 5
		4395	ret
		4396	smbl1:
		4397
		4398	cmp eax, 2
		4399	jne smbl2
		4400	test ecx, ecx
		4401	jz smbl21
		4402	; mov edi, msg_board_data
		4403	; mov esi, msg_board_data+1
		4404	; movzx eax, byte [edi]
		4405	mov eax, msg_board_data+1
		4406	mov ebx, msg_board_data
		4407	movzx edx, byte [ebx]
		4408	call memmove
		4409	; push ecx
		4410	; shr ecx, 2
		4411	; cld
		4412	; rep movsd
		4413	; pop ecx
		4414	; and ecx, 3
		4415	; rep movsb
		4416	dec [msg_board_count]
		4417	mov [esp+36], edx ;eax
		4418	mov [esp+24], dword 1
		4419	ret
		4420	smbl21:
		4421	mov [esp+36], ecx
		4422	mov [esp+24], ecx
		4423
		4424	smbl2:
		4425	ret
		4426
		4427
		4428
		4429	sys_trace:
		4430
		4431	test eax, eax ; get event data
		4432	jnz no_get_sys_events
		4433
		4434	mov esi,save_syscall_data ; data
		4435	mov edi,[0x3010]
115	poddubny	4436	mov edi,[edi+TASKDATA.mem_start]
1	ha	4437	add edi,ebx
		4438	cld
		4439	rep movsb
		4440
		4441	mov [esp+24],dword 0
		4442	mov eax,[save_syscall_count] ; count
		4443	mov [esp+36],eax
		4444	ret
		4445
		4446	no_get_sys_events:
		4447
		4448	ret
		4449
		4450
		4451	sys_process_def:
92	diamond	4452	mov edi, [0x3000]
1	ha	4453
92	diamond	4454	dec eax ; 1 = set keyboard mode
1	ha	4455	jne no_set_keyboard_setup
		4456
		4457	shl edi,8
115	poddubny	4458	mov [edi+0x80000 + APPDATA.keyboard_mode],bl
1	ha	4459
		4460	ret
		4461
		4462	no_set_keyboard_setup:
		4463
92	diamond	4464	dec eax ; 2 = get keyboard mode
1	ha	4465	jne no_get_keyboard_setup
		4466
		4467	shl edi,8
115	poddubny	4468	movzx eax, byte [0x80000+edi + APPDATA.keyboard_mode]
1	ha	4469
		4470	mov [esp+36],eax
		4471
		4472	ret
		4473
		4474	no_get_keyboard_setup:
		4475
92	diamond	4476	dec eax ; 3 = get keyboard ctrl, alt, shift
1	ha	4477	jne no_get_keyboard_cas
		4478
		4479	; xor eax,eax
		4480	; movzx eax,byte [shift]
		4481	; movzx ebx,byte [ctrl]
		4482	; shl ebx,2
		4483	; add eax,ebx
		4484	; movzx ebx,byte [alt]
		4485	; shl ebx,3
		4486	; add eax,ebx
		4487
		4488	;// mike.dld [
		4489	mov eax, [kb_state]
		4490	;// mike.dld ]
		4491
		4492	mov [esp+36],eax
		4493
		4494	ret
		4495
		4496	no_get_keyboard_cas:
		4497
92	diamond	4498	dec eax
		4499	jnz no_add_keyboard_hotkey
1	ha	4500
92	diamond	4501	mov eax, hotkey_list
		4502	@@:
		4503	cmp dword [eax+8], 0
		4504	jz .found_free
		4505	add eax, 16
		4506	cmp eax, hotkey_list+16*256
		4507	jb @b
		4508	mov dword [esp+36], 1
		4509	ret
		4510	.found_free:
		4511	mov [eax+8], edi
		4512	mov [eax+4], ecx
		4513	movzx ebx, bl
		4514	lea ebx, [hotkey_scancodes+ebx*4]
		4515	mov ecx, [ebx]
		4516	mov [eax], ecx
		4517	mov [ebx], eax
		4518	mov [eax+12], ebx
		4519	jecxz @f
		4520	mov [ecx+12], eax
		4521	@@:
		4522	and dword [esp+36], 0
		4523	ret
		4524
		4525	no_add_keyboard_hotkey:
		4526
		4527	dec eax
		4528	jnz no_del_keyboard_hotkey
		4529
		4530	movzx ebx, bl
		4531	lea ebx, [hotkey_scancodes+ebx*4]
		4532	mov eax, [ebx]
		4533	.scan:
		4534	test eax, eax
		4535	jz .notfound
		4536	cmp [eax+8], edi
		4537	jnz .next
		4538	cmp [eax+4], ecx
		4539	jz .found
		4540	.next:
		4541	mov eax, [eax]
		4542	jmp .scan
		4543	.notfound:
		4544	mov dword [esp+36], 1
		4545	ret
		4546	.found:
		4547	mov ecx, [eax]
		4548	jecxz @f
		4549	mov edx, [eax+12]
		4550	mov [ecx+12], edx
		4551	@@:
		4552	mov ecx, [eax+12]
		4553	mov edx, [eax]
		4554	mov [ecx], edx
		4555	xor edx, edx
		4556	mov [eax+4], edx
		4557	mov [eax+8], edx
		4558	mov [eax+12], edx
		4559	mov [eax], edx
		4560	mov [esp+36], edx
		4561	ret
		4562
		4563	no_del_keyboard_hotkey:
1	ha	4564	ret
		4565
		4566
		4567	align 4
		4568
		4569	sys_gs: ; direct screen access
		4570
		4571	cmp eax,1 ; resolution
		4572	jne no_gs1
		4573	mov eax,[0xfe00]
		4574	shl eax,16
		4575	mov ax,[0xfe04]
		4576	add eax,0x00010001
		4577	mov [esp+36],eax
		4578	ret
		4579	no_gs1:
		4580
		4581	cmp eax,2 ; bits per pixel
		4582	jne no_gs2
		4583	movzx eax,byte [0xfbf1]
		4584	mov [esp+36],eax
		4585	ret
		4586	no_gs2:
		4587
		4588	cmp eax,3 ; bytes per scanline
		4589	jne no_gs3
		4590	mov eax,[0xfe08]
		4591	mov [esp+36],eax
		4592	ret
		4593	no_gs3:
		4594
		4595	mov [esp+36],dword -1
		4596	ret
		4597
		4598
		4599	align 4 ; PCI functions
		4600
		4601	sys_pci:
		4602
		4603	call pci_api
		4604	mov [esp+36],eax
		4605	ret
		4606
		4607
		4608	align 4 ; system functions
		4609
		4610	syscall_setpixel: ; SetPixel
		4611
		4612
		4613	mov edx,[0x3010]
115	poddubny	4614	add eax,[edx-twdw+WDATA.box.left]
		4615	add ebx,[edx-twdw+WDATA.box.top]
114	mikedld	4616	mov edi,[0x3000]
		4617	shl edi,8
		4618	add eax,[edi+0x80000+APPDATA.wnd_clientbox.left]
		4619	add ebx,[edi+0x80000+APPDATA.wnd_clientbox.top]
112	poddubny	4620	xor edi,edi ; no force
114	mikedld	4621	; mov edi,1
112	poddubny	4622	call [disable_mouse]
1	ha	4623	jmp [putpixel]
		4624
		4625	align 4
		4626
		4627	syscall_writetext: ; WriteText
		4628
		4629	mov edi,[0x3010]
115	poddubny	4630	mov ebp,[edi-twdw+WDATA.box.left]
139	diamond	4631	push esi
114	mikedld	4632	mov esi,[0x3000]
		4633	shl esi,8
		4634	add ebp,[esi+0x80000+APPDATA.wnd_clientbox.left]
1	ha	4635	shl ebp,16
115	poddubny	4636	add ebp,[edi-twdw+WDATA.box.top]
114	mikedld	4637	add bp,word[esi+0x80000+APPDATA.wnd_clientbox.top]
139	diamond	4638	pop esi
117	mario79	4639	add ecx,[edi+TASKDATA.mem_start]
1	ha	4640	add eax,ebp
		4641	xor edi,edi
		4642	jmp dtext
		4643
		4644	align 4
		4645
		4646	syscall_openramdiskfile: ; OpenRamdiskFile
		4647
		4648
		4649	mov edi,[0x3010]
164	serge	4650	add edi,TASKDATA.mem_start
1	ha	4651	add eax,[edi]
		4652	add edx,[edi]
		4653	mov esi,12
		4654	call fileread
		4655	mov [esp+36],ebx
		4656	ret
		4657
		4658	align 4
		4659
		4660	syscall_drawrect: ; DrawRect
		4661
		4662	mov edi,ecx
52	mikedld	4663	and edi,0x80FFFFFF
1	ha	4664	test ax,ax
		4665	je drectr
		4666	test bx,bx
		4667	je drectr
		4668	movzx ecx,ax
		4669	shr eax,16
		4670	movzx edx,bx
		4671	shr ebx,16
114	mikedld	4672	mov esi,[0x3000]
		4673	shl esi,8
		4674	add eax,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4675	add ebx,[esi+0x80000+APPDATA.wnd_clientbox.top]
1	ha	4676	add ecx,eax
		4677	add edx,ebx
		4678	jmp [drawbar]
		4679	drectr:
		4680	ret
		4681
		4682	align 4
		4683
		4684	syscall_getscreensize: ; GetScreenSize
		4685
		4686	movzx eax,word[0xfe00]
		4687	shl eax,16
		4688	mov ax,[0xfe04]
		4689	mov [esp+36],eax
		4690	ret
		4691
		4692	align 4
		4693
		4694	syscall_cdaudio: ; CD
		4695
		4696	call sys_cd_audio
		4697	mov [esp+36],eax
		4698	ret
		4699
		4700	align 4
		4701
		4702	syscall_delramdiskfile: ; DelRamdiskFile
		4703
		4704	mov edi,[0x3010]
164	serge	4705	add edi,TASKDATA.mem_start
1	ha	4706	add eax,[edi]
		4707	call filedelete
		4708	mov [esp+36],eax
		4709	ret
		4710
		4711	align 4
		4712
		4713	syscall_writeramdiskfile: ; WriteRamdiskFile
		4714
		4715	mov edi,[0x3010]
164	serge	4716	add edi,TASKDATA.mem_start
1	ha	4717	add eax,[edi]
		4718	add ebx,[edi]
		4719	call filesave
		4720	mov [esp+36],eax
		4721	ret
		4722
		4723	align 4
		4724
		4725	syscall_getpixel: ; GetPixel
		4726	mov ecx,[0xfe00]
		4727	inc ecx
		4728	xor edx,edx
		4729	div ecx
		4730	mov ebx,edx
		4731	xchg eax,ebx
		4732	call dword [0xe024]
		4733	mov [esp+36],ecx
		4734	ret
		4735
		4736	align 4
		4737
		4738	syscall_readstring: ; ReadString
		4739
		4740	mov edi,[0x3010]
164	serge	4741	add edi,TASKDATA.mem_start
1	ha	4742	add eax,[edi]
		4743	call read_string
		4744	mov [esp+36],eax
		4745	ret
		4746
		4747	align 4
		4748
		4749	syscall_drawline: ; DrawLine
		4750
		4751	mov edi,[0x3010]
115	poddubny	4752	movzx edx,word[edi-twdw+WDATA.box.left]
1	ha	4753	mov ebp,edx
114	mikedld	4754	mov esi,[0x3000]
		4755	shl esi,8
		4756	add ebp,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4757	add dx,word[esi+0x80000+APPDATA.wnd_clientbox.left]
1	ha	4758	shl edx,16
		4759	add ebp,edx
115	poddubny	4760	movzx edx,word[edi-twdw+WDATA.box.top]
1	ha	4761	add eax,ebp
		4762	mov ebp,edx
114	mikedld	4763	add ebp,[esi+0x80000+APPDATA.wnd_clientbox.top]
		4764	add dx,word[esi+0x80000+APPDATA.wnd_clientbox.top]
1	ha	4765	shl edx,16
		4766	xor edi,edi
		4767	add edx,ebp
		4768	add ebx,edx
		4769	jmp [draw_line]
		4770
		4771	align 4
		4772
		4773	syscall_getirqowner: ; GetIrqOwner
75	diamond	4774	cmp eax,16
		4775	jae .err
1	ha	4776	shl eax,2
		4777	add eax,irq_owner
		4778	mov eax,[eax]
		4779	mov [esp+36],eax
		4780	ret
75	diamond	4781	.err:
		4782	or dword [esp+36], -1
		4783	ret
1	ha	4784
		4785	align 4
		4786
		4787	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		4788
		4789	call r_f_port_area
		4790	mov [esp+36],eax
		4791	ret
		4792
		4793	align 4
		4794
		4795	syscall_threads: ; CreateThreads
		4796
		4797	call sys_threads
		4798	mov [esp+36],eax
		4799	ret
		4800
		4801	align 4
		4802
		4803	stack_driver_stat:
		4804
		4805	call app_stack_handler ; Stack status
		4806
		4807	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4808	; call change_task ; between sent packet
		4809
		4810	mov [esp+36],eax
		4811	ret
		4812
		4813	align 4
		4814
		4815	socket: ; Socket interface
		4816	call app_socket_handler
		4817
		4818	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4819	; call change_task ; between sent packet
		4820
		4821	mov [esp+36],eax
		4822	mov [esp+24],ebx
		4823	ret
		4824
		4825	align 4
		4826
		4827	user_events: ; User event times
		4828
		4829	mov eax,0x12345678
		4830	mov [esp+36],eax
		4831
		4832	ret
		4833
		4834	align 4
		4835
		4836	read_from_hd: ; Read from hd - fn not in use
		4837
		4838	mov edi,[0x3010]
115	poddubny	4839	add edi,TASKDATA.mem_start
1	ha	4840	add eax,[edi]
		4841	add ecx,[edi]
		4842	add edx,[edi]
		4843	call file_read
		4844
		4845	mov [esp+36],eax
		4846	mov [esp+24],ebx
		4847
		4848	ret
		4849
		4850
		4851	align 4
		4852
		4853	write_to_hd: ; Write a file to hd
		4854
		4855	mov edi,[0x3010]
115	poddubny	4856	add edi,TASKDATA.mem_start
1	ha	4857	add eax,[edi]
		4858	add ecx,[edi]
		4859	add edx,[edi]
		4860	call file_write
		4861	ret
		4862
75	diamond	4863	; Sysfunction 57, delete_from_hd, is obsolete. Use 58 or 70 functions instead.
		4864	;align 4
		4865	;
		4866	;delete_from_hd: ; Delete a file from hd
		4867	;
		4868	; mov edi,[0x3010]
		4869	; add edi,0x10
		4870	; add eax,[edi]
		4871	; add ecx,[edi]
		4872	; call file_delete
		4873	; ret
		4874	;
1	ha	4875
76	mario79	4876	; --------------- APM ---------------------
		4877	apm_entry dp 0
		4878	apm_vf dd 0
1	ha	4879	align 4
76	mario79	4880	sys_apm:
		4881	cmp word [apm_vf], 0 ; Check APM BIOS enable
		4882	jne @f
78	diamond	4883	or [esp + 56], byte 1 ; error
76	mario79	4884	mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported
		4885	ret
164	serge	4886
76	mario79	4887	@@: xchg eax, ecx
		4888	xchg ebx, ecx
164	serge	4889
76	mario79	4890	cmp al, 3
		4891	ja @f
78	diamond	4892	and [esp + 56], byte 0xfe ; emulate func 0..3 as func 0
76	mario79	4893	mov eax, [apm_vf]
		4894	mov [esp + 36], eax
		4895	shr eax, 16
		4896	mov [esp + 32], eax
		4897	ret
78	diamond	4898
76	mario79	4899	@@: call pword [apm_entry] ; call APM BIOS
		4900	mov [esp + 8 ], edi
		4901	mov [esp + 12], esi
		4902	mov [esp + 24], ebx
		4903	mov [esp + 28], edx
		4904	mov [esp + 32], ecx
		4905	mov [esp + 36], eax
		4906	setc al
78	diamond	4907	and [esp + 56], byte 0xfe
		4908	or [esp + 56], al
76	mario79	4909	ret
		4910	; -----------------------------------------
1	ha	4911
76	mario79	4912	align 4
		4913
1	ha	4914	undefined_syscall: ; Undefined system call
		4915
		4916	mov [esp+36],dword -1
		4917	ret
		4918
		4919
		4920	;clear_busy_flag_at_caller:
		4921
		4922	; push edi
		4923
		4924	; mov edi,[0x3000] ; restore processes tss pointer in gdt, busyfl?
		4925	; imul edi,8
		4926	; mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b
		4927
		4928	; pop edi
		4929
		4930	; ret
		4931
		4932
		4933
		4934
		4935	keymap:
		4936
		4937	db '6',27
		4938	db '1234567890-=',8,9
		4939	db 'qwertyuiop[]',13
		4940	db '~asdfghjkl;',39,96,0,'\zxcvbnm,./',0,'45 '
		4941	db '@234567890123',180,178,184,'6',176,'7'
		4942	db 179,'8',181,177,183,185,182
		4943	db 'AB
		4944	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4945	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4946	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4947
		4948
		4949	keymap_shift:
		4950
		4951	db '6',27
		4952	db '!@#$%^&*()_+',8,9
		4953	db 'QWERTYUIOP{}',13
		4954	db '~ASDFGHJKL:"~',0,'\|ZXCVBNM<>?',0,'45 '
		4955	db '@234567890123',180,178,184,'6',176,'7'
		4956	db 179,'8',181,177,183,185,182
		4957	db 'AB>D',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4958	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4959	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4960	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4961
		4962
		4963	keymap_alt:
		4964
		4965	db ' ',27
		4966	db ' @ $ {[]}\ ',8,9
		4967	db ' ',13
		4968	db ' ',0,' ',0,'4',0,' '
		4969	db ' ',180,178,184,'6',176,'7'
		4970	db 179,'8',181,177,183,185,182
		4971	db 'ABCD',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4972	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4973	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4974	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4975
		4976
		4977	; device irq owners
		4978	uglobal
		4979	irq_owner: ; process id
		4980
		4981	dd 0x0
		4982	dd 0x0
		4983	dd 0x0
		4984	dd 0x0
		4985	dd 0x0
		4986	dd 0x0
		4987	dd 0x0
		4988	dd 0x0
		4989	dd 0x0
		4990	dd 0x0
		4991	dd 0x0
		4992	dd 0x0
		4993	dd 0x0
		4994	dd 0x0
		4995	dd 0x0
		4996	dd 0x0
		4997	endg
		4998
		4999
		5000	; on irq read ports
		5001	uglobal
		5002	irq00read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5003	irq01read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5004	irq02read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5005	irq03read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5006	irq04read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5007	irq05read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5008	irq06read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5009	irq07read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5010	irq08read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5011	irq09read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5012	irq10read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5013	irq11read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5014	irq12read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5015	irq13read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5016	irq14read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5017	irq15read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		5018	endg
		5019
		5020	; status
		5021	uglobal
		5022	hd1_status dd 0x0 ; 0 - free : other - pid
		5023	application_table_status dd 0x0 ; 0 - free : other - pid
		5024	endg
		5025
		5026	; device addresses
		5027	uglobal
		5028	mididp dd 0x0
		5029	midisp dd 0x0
		5030
		5031	cdbase dd 0x0
		5032	cdid dd 0x0
		5033
		5034	hdbase dd 0x0 ; for boot 0x1f0
		5035	hdid dd 0x0
		5036	hdpos dd 0x0 ; for boot 0x1
		5037	fat32part dd 0x0 ; for boot 0x1
		5038
		5039	;part2_ld dd 0x0
		5040
102	poddubny	5041	;* start code - Mario79
33	mario79	5042	mouse_pause dd 0
36	mario79	5043	MouseTickCounter dd 0
33	mario79	5044	ps2_mouse_detected db 0
		5045	com1_mouse_detected db 0
		5046	com2_mouse_detected db 0
102	poddubny	5047	;* end code - Mario79
1	ha	5048
		5049	wraw_bacground_select db 0
		5050	lba_read_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		5051	pci_access_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		5052
		5053	sb16 dd 0x0
		5054	wss dd 0x0
		5055
		5056	buttontype dd 0x0
		5057	windowtypechanged dd 0x0
164	serge	5058
		5059	align 4
		5060	pg_data PG_DATA
		5061	heap_test dd ?
		5062	cpu_caps dd 4 dup(0)
1	ha	5063	endg
		5064
		5065	iglobal
		5066	keyboard dd 0x1
		5067	sound_dma dd 0x1
		5068	syslang dd 0x1
		5069	endg
		5070
		5071	IncludeIGlobals
		5072	endofcode:
		5073	IncludeUGlobals
		5074	uglobals_size = $ - endofcode
41	mikedld	5075	diff16 "end of kernel code",0,$
1	ha	5076

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(root)/kernel/trunk/kernel.asm @ 1314 – Rev 194