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
202	diamond	81	version db 'Kolibri OS version 0.6.3.0 ',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
202	diamond	231	char db 'FONTS/CHAR.MT',0
		232	char2 db 'FONTS/CHAR2.MT',0
1	ha	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
202	diamond	526	mov esi,char
1	ha	527	xor ebx,ebx
12	halyavin	528	mov ecx,2560;26000
		529	mov edx,0x3F600;0x37000
202	diamond	530	call fs_RamdiskRead
1	ha	531
202	diamond	532	mov esi,char2
1	ha	533	xor ebx,ebx
12	halyavin	534	mov ecx,2560;26000
		535	mov edx,0x3EC00;0x30000
202	diamond	536	call fs_RamdiskRead
1	ha	537
		538	mov esi,boot_fonts
		539	call boot_log
		540
		541	; PRINT AMOUNT OF MEMORY
		542	mov esi, boot_memdetect
		543	call boot_log
		544
		545	movzx ecx, word [boot_y]
		546	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		547	sub ecx, 10
		548	mov edx, 0xFFFFFF
164	serge	549	mov ebx, [MEM_AMOUNT]
1	ha	550	shr ebx, 20
		551	mov edi, 1
		552	mov eax, 0x00040000
200	diamond	553	call display_number_force
41	mikedld	554
1	ha	555	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		556
		557	mov esi,boot_irqs
		558	call boot_log
		559	call rerouteirqs
		560
		561	mov esi,boot_tss
		562	call boot_log
		563
		564	; BUILD SCHEDULER
		565
		566	call build_scheduler ; sys32.inc
		567
		568	; LOAD IDT
13	poddubny	569	lidt [cs:idtreg]
1	ha	570
41	mikedld	571	;The CPU to this moment should be already in PM,
		572	;and bit MP of the register cr0 should be installed in 1.
164	serge	573	;finit ;reset of the FPU (finit, instead of fninit)
		574	;fsetpm ;enable PM of the FPU
		575	;finit ;reset the registers, contents which are still equal RM
41	mikedld	576	;Now FPU too in PM
1	ha	577	; DETECT DEVICES
		578
		579	mov esi,boot_devices
		580	call boot_log
		581	call detect_devices
		582
		583	; TIMER SET TO 1/100 S
		584
		585	mov esi,boot_timer
		586	call boot_log
		587	mov al,0x34 ; set to 100Hz
		588	out 0x43,al
		589	mov al,0x9b ; lsb 1193180 / 1193
		590	out 0x40,al
		591	mov al,0x2e ; msb
		592	out 0x40,al
		593
		594	; SET MOUSE
		595
		596	mov esi,boot_setmouse
		597	call boot_log
		598	call setmouse
		599
		600	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		601
		602	mov esi,boot_windefs
		603	call boot_log
		604	call setwindowdefaults
		605
		606	; SET BACKGROUND DEFAULTS
		607
		608	mov esi,boot_bgr
		609	call boot_log
		610	call calculatebackground
		611
		612	; RESERVE SYSTEM IRQ'S JA PORT'S
		613
		614	mov esi,boot_resirqports
		615	call boot_log
		616	call reserve_irqs_ports
		617
		618	; SET PORTS FOR IRQ HANDLERS
		619
		620	mov esi,boot_setrports
		621	call boot_log
		622	call setirqreadports
		623
		624	; SET UP OS TASK
		625
		626	mov esi,boot_setostask
		627	call boot_log
		628	; name for OS/IDLE process
117	mario79	629	mov dword [0x80000+256+APPDATA.app_name], dword 'OS/I'
		630	mov dword [0x80000+256+APPDATA.app_name+4], dword 'DLE '
164	serge	631	mov eax, [fpu_data]
		632	mov dword [0x80000+APPDATA.fpu_state], eax
		633	mov dword [0x80000+APPDATA.fpu_handler], 0
		634	mov dword [0x80000+APPDATA.sse_handler], 0
		635
		636	add eax, 112
		637	bt [cpu_caps], CAPS_FXSR
		638	jnc .no_sse
		639	add eax, 512-112
		640	.no_sse:
		641	mov dword [0x80000+256+APPDATA.fpu_state], eax
		642	mov dword [0x80000+256+APPDATA.fpu_handler], 0
		643	mov dword [0x80000+256+APPDATA.sse_handler], 0
1	ha	644	; task list
115	poddubny	645	mov [0x3020+TASKDATA.wnd_number], 1 ; on screen number
		646	mov [0x3020+TASKDATA.pid], 1 ; process id number
		647	mov [0x3020+TASKDATA.mem_start], 0 ; process base address
1	ha	648
		649	; set default flags & stacks
		650	mov [l.eflags],dword 0x11202 ; sti and resume
		651	mov [l.ss0], os_data
		652	; osloop - TSS
		653	mov eax,cr3
		654	mov [l.cr3],eax
		655	mov [l.eip],osloop
13	poddubny	656	mov [l.esp],sysint_stack_data + 4096*2 ; uses slot 1 stack
1	ha	657	mov [l.cs],os_code
		658	mov [l.ss],os_data
		659	mov [l.ds],os_data
		660	mov [l.es],os_data
		661	mov [l.fs],os_data
		662	mov [l.gs],os_data
		663	; move tss to tss_data+tss_step
		664	mov esi,tss_sceleton
		665	mov edi,tss_data+tss_step
		666	mov ecx,120/4
		667	cld
		668	rep movsd
		669
		670	mov ax,tss0
		671	ltr ax
		672
		673	; READ TSC / SECOND
		674
		675	mov esi,boot_tsc
		676	call boot_log
		677	call _rdtsc
		678	mov ecx,eax
		679	mov esi,250 ; wait 1/4 a second
		680	call delay_ms
		681	call _rdtsc
		682	sub eax,ecx
		683	shl eax,2
		684	mov [0xf600],eax ; save tsc / sec
172	serge	685	mov ebx, 1000000
		686	div ebx
		687	mov [stall_mcs], eax
1	ha	688
		689	; SET VARIABLES
		690
		691	call set_variables
		692
		693	; STACK AND FDC
		694
		695	call stack_init
		696	call fdc_init
		697
		698	; PALETTE FOR 320x200 and 640x480 16 col
		699
		700	cmp [0xfe0c],word 0x12
		701	jne no_pal_vga
		702	mov esi,boot_pal_vga
		703	call boot_log
		704	call paletteVGA
		705	no_pal_vga:
		706
		707	cmp [0xfe0c],word 0x13
		708	jne no_pal_ega
		709	mov esi,boot_pal_ega
		710	call boot_log
		711	call palette320x200
		712	no_pal_ega:
		713
		714	; LOAD DEFAULT SKIN
		715
49	mikedld	716	mov esi,_skin_file_default
		717	mov edi,_skin_file
		718	movsd
		719	movsd
		720	movsd
		721	call load_skin
1	ha	722
		723	; LOAD FIRST APPLICATION
21	poddubny	724	mov [0x3000],dword 1
		725	mov [0x3004],dword 1
1	ha	726	cli
143	diamond	727	cmp byte [0x2f0000+0x9030],1
1	ha	728	jne no_load_vrr_m
143	diamond	729	mov ebp,vrr_m
		730	lea esi,[ebp+6] ; skip '/rd/1/'
41	mikedld	731	xor ebx,ebx ; no parameters
40	halyavin	732	xor edx,edx ; no flags
143	diamond	733	call fs_RamdiskExecute.flags
21	poddubny	734	cmp eax,2 ; if vrr_m app found (PID=2)
1	ha	735	je first_app_found
41	mikedld	736
21	poddubny	737	no_load_vrr_m:
143	diamond	738	mov ebp,firstapp
		739	lea esi,[ebp+6]
40	halyavin	740	xor ebx,ebx ; no parameters
		741	xor edx,edx ; no flags
143	diamond	742	call fs_RamdiskExecute.flags
1	ha	743
21	poddubny	744	cmp eax,2 ; continue if a process has been loaded
1	ha	745	je first_app_found
21	poddubny	746	mov eax, 0xDEADBEEF ; otherwise halt
		747	hlt
1	ha	748	first_app_found:
		749	cli
		750
21	poddubny	751	;mov [0x3004],dword 2
		752	mov [0x3000],dword 1 ; set OS task fisrt
1	ha	753
		754
21	poddubny	755	; SET KEYBOARD PARAMETERS
		756	mov al, 0xf6 ; reset keyboard, scan enabled
1	ha	757	call kb_write
		758
21	poddubny	759	; wait until 8042 is ready
33	mario79	760	; xor ecx,ecx
		761	; @@:
41	mikedld	762	; in al,64h
33	mario79	763	; and al,00000010b
		764	; loopnz @b
		765	call Wait8042BufferEmpty
1	ha	766
		767	; mov al, 0xED ; svetodiody - only for testing!
		768	; call kb_write
		769	; call kb_read
		770	; mov al, 111b
		771	; call kb_write
		772	; call kb_read
41	mikedld	773
1	ha	774	mov al, 0xF3 ; set repeat rate & delay
		775	call kb_write
		776	call kb_read
92	diamond	777	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
1	ha	778	call kb_write
		779	call kb_read
		780	;// mike.dld [
		781	call set_lights
		782	;// mike.dld ]
		783
21	poddubny	784	; START MULTITASKING
1	ha	785
21	poddubny	786	mov esi,boot_tasking
		787	call boot_log
		788
		789	mov [0xe000],byte 1 ; multitasking enabled
		790
1	ha	791	; UNMASK ALL IRQ'S
		792
		793	mov esi,boot_allirqs
		794	call boot_log
41	mikedld	795
1	ha	796	cli ;guarantee forbidance of interrupts.
		797	mov al,0 ; unmask all irq's
		798	out 0xA1,al
		799	out 0x21,al
		800
		801	mov ecx,32
		802
		803	ready_for_irqs:
		804
		805	mov al,0x20 ; ready for irqs
		806	out 0x20,al
		807	out 0xa0,al
		808
		809	loop ready_for_irqs ; flush the queue
		810
164	serge	811	stdcall attach_int_handler, dword 1, irq1
		812
1	ha	813	; mov [dma_hdd],1
160	diamond	814	cmp [IDEContrRegsBaseAddr], 0
		815	setnz [dma_hdd]
1	ha	816
		817	sti
		818	jmp $ ; wait here for timer to take control
		819
		820	; Fly :)
		821
		822	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		823	; ;
33	mario79	824	; MAIN OS LOOP START ;
1	ha	825	; ;
		826	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		827	align 32
		828	osloop:
		829
		830	call [draw_pointer]
		831	call checkbuttons
		832	call checkwindows
49	mikedld	833	; call check_window_move_request
1	ha	834	call checkmisc
117	mario79	835	call checkVga_N13
1	ha	836	call stack_handler
		837	call checkidle
		838	call check_fdd_motor_status
		839	jmp osloop
33	mario79	840	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		841	; ;
		842	; MAIN OS LOOP END ;
		843	; ;
		844	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	845
		846	checkidle:
		847	pushad
		848
		849	cmp [check_idle_semaphore],0
		850	jne no_idle_state
		851
		852	call change_task
		853	mov eax,[idlemem]
		854	mov ebx,[timer_ticks] ;[0xfdf0]
		855	cmp eax,ebx
		856	jnz idle_exit
		857	call _rdtsc
		858	mov ecx,eax
		859	idle_loop:
		860	hlt
		861	cmp [check_idle_semaphore],0
		862	jne idle_loop_exit
		863	mov eax,[timer_ticks] ;[0xfdf0]
		864	cmp ebx,eax
		865	jz idle_loop
		866	idle_loop_exit:
		867	mov [idlemem],eax
		868	call _rdtsc
		869	sub eax,ecx
		870	mov ebx,[idleuse]
		871	add ebx,eax
		872	mov [idleuse],ebx
		873
		874	popad
		875	ret
		876
		877	idle_exit:
		878
		879	mov ebx,[timer_ticks] ;[0xfdf0]
		880	mov [idlemem],ebx
		881	call change_task
		882
		883	popad
		884	ret
		885
		886	no_idle_state:
		887
		888	dec [check_idle_semaphore]
		889
		890	mov ebx,[timer_ticks] ;[0xfdf0]
		891	mov [idlemem],ebx
		892	call change_task
		893
		894	popad
		895	ret
		896
		897	uglobal
		898	idlemem dd 0x0
		899	idleuse dd 0x0
		900	idleusesec dd 0x0
		901	check_idle_semaphore dd 0x0
		902	endg
		903
		904
		905
		906	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		907	; ;
		908	; INCLUDED SYSTEM FILES ;
		909	; ;
		910	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		911
		912
7	me_root	913	include "kernel32.inc"
1	ha	914
		915
		916	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		917	; ;
		918	; KERNEL FUNCTIONS ;
		919	; ;
		920	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		921
		922	reserve_irqs_ports:
		923
		924	pushad
		925
		926	mov [irq_owner+4*0],byte 1 ; timer
		927	mov [irq_owner+4*1],byte 1 ; keyboard
		928	mov [irq_owner+4*5],byte 1 ; sound blaster
		929	mov [irq_owner+4*6],byte 1 ; floppy diskette
		930	mov [irq_owner+4*13],byte 1 ; math co-pros
		931	mov [irq_owner+4*14],byte 1 ; ide I
		932	mov [irq_owner+4*15],byte 1 ; ide II
58	mario79	933	; movzx eax,byte [0xf604] ; mouse irq
		934	; dec eax
		935	; add eax,mouseirqtable
		936	; movzx eax,byte [eax]
		937	; shl eax,2
		938	; mov [irq_owner+eax],byte 1
1	ha	939
		940
		941	; RESERVE PORTS
		942	mov edi,1 ; 0x00-0xff
		943	mov [0x2d0000],edi
		944	shl edi,4
		945	mov [0x2d0000+edi+0],dword 1
		946	mov [0x2d0000+edi+4],dword 0x0
		947	mov [0x2d0000+edi+8],dword 0xff
58	mario79	948	; cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff
		949	; jne ripl1
		950	; inc dword [0x2d0000]
		951	; mov edi,[0x2d0000]
		952	; shl edi,4
		953	; mov [0x2d0000+edi+0],dword 1
		954	; mov [0x2d0000+edi+4],dword 0x3f0
		955	; mov [0x2d0000+edi+8],dword 0x3ff
		956	; ripl1:
		957	; cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff
		958	; jne ripl2
		959	; inc dword [0x2d0000]
		960	; mov edi,[0x2d0000]
		961	; shl edi,4
		962	; mov [0x2d0000+edi+0],dword 1
		963	; mov [0x2d0000+edi+4],dword 0x2f0
		964	; mov [0x2d0000+edi+8],dword 0x2ff
		965	; ripl2:
1	ha	966
		967	popad
		968	ret
		969
		970	iglobal
		971	mouseirqtable db 12 ; ps2
		972	db 4 ; com1
		973	db 3 ; com2
		974	endg
		975
		976	setirqreadports:
		977
		978	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		979	mov [irq12read+4],dword 0 ; end of port list
		980	mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		981	mov [irq04read+4],dword 0 ; end of port list
		982	mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		983	mov [irq03read+4],dword 0 ; end of port list
		984
		985	ret
		986
		987	iglobal
		988	process_number dd 0x1
		989	endg
		990
		991	set_variables:
		992
		993	mov ecx,0x100 ; flush port 0x60
		994	.fl60: in al,0x60
		995	loop .fl60
		996	mov [0xfcff],byte 0 ; mouse buffer
		997	mov [0xf400],byte 0 ; keyboard buffer
		998	mov [0xf500],byte 0 ; button buffer
		999	; mov [0xfb0a],dword 100*65536+100 ; mouse x/y
		1000
		1001	push eax
		1002	mov ax,[0x2f0000+0x900c]
		1003	shr ax,1
		1004	shl eax,16
		1005	mov ax,[0x2f0000+0x900A]
		1006	shr ax,1
		1007	mov [0xfb0a],eax
		1008	pop eax
41	mikedld	1009
1	ha	1010	mov byte [SB16_Status],0 ; Minazzi Paolo
		1011	mov [display_data-12],dword 1 ; tiled background
		1012	mov [0xfe88],dword 0x2C0000 ; address of button list
		1013
		1014	;!! IP 04.02.2005:
		1015	mov [next_usage_update], 100
		1016	mov byte [0xFFFF], 0 ; change task if possible
		1017
		1018	ret
		1019
		1020	;* mouse centered - start code- Mario79
		1021	mouse_centered:
		1022	push eax
		1023	mov eax,[0xFE00]
		1024	shr eax,1
		1025	mov [0xFB0A],ax
		1026	mov eax,[0xFE04]
		1027	shr eax,1
		1028	mov [0xFB0C],ax
		1029	pop eax
		1030	ret
		1031	;* mouse centered - end code- Mario79
		1032
		1033	align 4
		1034
		1035	sys_outport:
		1036
		1037	mov edi,ebx ; separate flag for read / write
		1038	and ebx,65535
		1039
		1040	mov ecx,[0x2d0000]
		1041	test ecx,ecx
		1042	jne sopl8
		1043	mov [esp+36],dword 1
		1044	ret
		1045
		1046	sopl8:
		1047	mov edx,[0x3010]
		1048	mov edx,[edx+0x4]
		1049	and ebx,65535
		1050	cld
		1051	sopl1:
		1052
		1053	mov esi,ecx
		1054	shl esi,4
		1055	add esi,0x2d0000
		1056	cmp edx,[esi+0]
		1057	jne sopl2
		1058	cmp ebx,[esi+4]
		1059	jb sopl2
		1060	cmp ebx,[esi+8]
		1061	jg sopl2
		1062	jmp sopl3
		1063
		1064	sopl2:
		1065
		1066	dec ecx
		1067	jnz sopl1
		1068	mov [esp+36],dword 1
		1069	ret
		1070
		1071	sopl3:
		1072
		1073	test edi,0x80000000 ; read ?
		1074	jnz sopl4
		1075
		1076	mov dx,bx ; write
		1077	out dx,al
		1078	mov [esp+36],dword 0
		1079	ret
		1080
		1081	sopl4:
		1082
		1083	mov dx,bx ; read
		1084	in al,dx
		1085	and eax,0xff
		1086	mov [esp+36],dword 0
		1087	mov [esp+24],eax
		1088	ret
		1089
		1090
		1091
		1092	align 4
		1093	sys_sb16:
		1094
		1095	cmp word [sb16],word 0
		1096	jnz sb16l1
		1097	mov [esp+36],dword 1
		1098	ret
		1099	sb16l1:
		1100	mov [esp+36],dword 0
		1101	cmp eax,1 ; set volume - main
		1102	jnz sb16l2
		1103	mov dx,word [sb16]
		1104	add dx,4
		1105	mov al,0x22
		1106	out dx,al
		1107	mov esi,1
		1108	call delay_ms
		1109	mov eax,ebx
		1110	inc edx
		1111	out dx,al
		1112	ret
		1113	sb16l2:
		1114
		1115	cmp eax,2 ; set volume - cd
		1116	jnz sb16l3
		1117	mov dx,word [sb16]
		1118	add dx,4
		1119	mov al,0x28
		1120	out dx,al
		1121	mov esi,1
		1122	call delay_ms
		1123	mov eax,ebx
		1124	add edx,1
		1125	out dx,al
		1126	ret
		1127	sb16l3:
		1128	mov [esp+36],dword 2
		1129	ret
		1130
		1131
		1132	align 4
		1133
		1134	sys_sb16II:
		1135
		1136	cmp word [sb16],word 0
		1137	jnz IIsb16l1
		1138	mov [esp+36],dword 1
		1139	ret
		1140	IIsb16l1:
		1141
		1142	cmp eax,1 ; set volume - main
		1143	jnz IIsb16l2
		1144	; L
		1145	mov dx,word [sb16]
		1146	add dx,4
		1147	mov al,0x30
		1148	out dx,al
		1149	mov eax,ebx
		1150	inc edx
		1151	out dx,al
		1152	; R
		1153	mov dx,word [sb16]
		1154	add dx,4
		1155	mov al,0x31
		1156	out dx,al
		1157	mov eax,ebx
		1158	inc edx
		1159	out dx,al
		1160	mov [esp+36],dword 0
		1161	ret
		1162	IIsb16l2:
		1163
		1164	cmp eax,2 ; set volume - cd
		1165	jnz IIsb16l3
		1166	; L
		1167	mov dx,word [sb16]
		1168	add dx,4
		1169	mov al,0x36
		1170	out dx,al
		1171	mov eax,ebx
		1172	inc edx
		1173	out dx,al
		1174	; R
		1175	mov dx,word [sb16]
		1176	add dx,4
		1177	mov al,0x37
		1178	out dx,al
		1179	mov eax,ebx
		1180	inc edx
		1181	out dx,al
		1182	mov [esp+36],dword 0
		1183	ret
		1184	IIsb16l3:
		1185
		1186	mov [esp+36],dword 2
		1187	ret
		1188
		1189
		1190	align 4
		1191
		1192	sys_wss:
		1193
		1194	cmp word [wss],word 0
		1195	jnz wssl1
		1196	mov [esp+36],dword 1
		1197	ret
		1198	wssl1:
		1199
		1200	cmp eax,1 ; set volume - main
		1201	jnz wssl2
		1202	mov [esp+36],dword 0
		1203	ret
		1204	wssl2:
		1205
		1206	cmp eax,2 ; set volume - cd
		1207	jnz wssl3
		1208	; L
		1209	mov dx,word [wss]
		1210	add dx,4
		1211	mov al,0x2
		1212	out dx,al
		1213	mov esi,1
		1214	call delay_ms
		1215	mov eax,ebx
		1216	inc edx
		1217	out dx,al
		1218	; R
		1219	mov dx,word [wss]
		1220	add dx,4
		1221	mov al,0x3
		1222	out dx,al
		1223	mov esi,1
		1224	call delay_ms
		1225	mov eax,ebx
		1226	inc edx
		1227	out dx,al
		1228	mov [esp+36],dword 0
		1229	ret
		1230	wssl3:
		1231	mov [esp+36],dword 2
		1232	ret
		1233
		1234	display_number:
		1235
		1236	; eax = print type, al=0 -> ebx is number
		1237	; al=1 -> ebx is pointer
		1238	; ah=0 -> display decimal
		1239	; ah=1 -> display hexadecimal
		1240	; ah=2 -> display binary
		1241	; eax bits 16-21 = number of digits to display (0-32)
		1242	; eax bits 22-31 = reserved
		1243	;
		1244	; ebx = number or pointer
		1245	; ecx = x shl 16 + y
		1246	; edx = color
200	diamond	1247	xor edi, edi
211	serge	1248	display_number_force:
1	ha	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:
202	diamond	2191	db 0,6,3,0 ; version 0.6.3.0
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
202	diamond	3024	; diamond, 31.10.2006: check removed because with new memory manager
		3025	; there can be valid data after APPDATA.mem_size bound
		3026	; mov ecx,[edi*8+0x80000+APPDATA.mem_size]
		3027	; add ecx,255 ; max caption length
		3028	; cmp ebx,ecx
		3029	; ja .exit_fail
114	mikedld	3030
		3031	mov [edi*8+0x80000+APPDATA.wnd_caption],ebx
		3032	or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		3033
		3034	call draw_window_caption
		3035
		3036	xor eax,eax ; eax = 0 (success)
		3037	ret
		3038
		3039	.get_window_caption:
		3040	dec eax ; subfunction #2 - get window caption
		3041	jnz .exit_fail
		3042
		3043	; not implemented yet
		3044
		3045	.exit_fail:
		3046	xor eax,eax
		3047	inc eax ; eax = 1 (fail)
		3048	ret
		3049
		3050
1	ha	3051	sys_window_move:
		3052
115	poddubny	3053	mov edi,[0x3000]
49	mikedld	3054	shl edi,5
		3055	add edi,window_data
1	ha	3056
49	mikedld	3057	test [edi+WDATA.fl_wstate],WSTATE_MAXIMIZED
		3058	jnz .window_move_return
1	ha	3059
115	poddubny	3060	push dword [edi + WDATA.box.left] ; save old coordinates
		3061	push dword [edi + WDATA.box.top]
		3062	push dword [edi + WDATA.box.width]
		3063	push dword [edi + WDATA.box.height]
1	ha	3064
49	mikedld	3065	cmp eax,-1 ; set new position and size
		3066	je .no_x_reposition
115	poddubny	3067	mov [edi + WDATA.box.left], eax
49	mikedld	3068	.no_x_reposition:
		3069	cmp ebx,-1
		3070	je .no_y_reposition
115	poddubny	3071	mov [edi + WDATA.box.top], ebx
49	mikedld	3072	.no_y_reposition:
1	ha	3073
49	mikedld	3074	test [edi+WDATA.fl_wstate],WSTATE_ROLLEDUP
		3075	jnz .no_y_resizing
1	ha	3076
49	mikedld	3077	cmp ecx,-1
		3078	je .no_x_resizing
115	poddubny	3079	mov [edi + WDATA.box.width], ecx
49	mikedld	3080	.no_x_resizing:
		3081	cmp edx,-1
		3082	je .no_y_resizing
115	poddubny	3083	mov [edi + WDATA.box.height], edx
49	mikedld	3084	.no_y_resizing:
1	ha	3085
49	mikedld	3086	call check_window_position
150	diamond	3087	call set_window_clientbox
1	ha	3088
49	mikedld	3089	pushad ; save for window fullscreen/resize
		3090	mov esi,edi
		3091	sub edi,window_data
		3092	shr edi,5
		3093	shl edi,8
115	poddubny	3094	add edi, 0x80000 + APPDATA.saved_box
49	mikedld	3095	mov ecx,4
		3096	cld
		3097	rep movsd
		3098	popad
		3099
		3100	pushad ; calculcate screen at new position
115	poddubny	3101	mov eax, [edi + WDATA.box.left]
		3102	mov ebx, [edi + WDATA.box.top]
		3103	mov ecx, [edi + WDATA.box.width]
		3104	mov edx, [edi + WDATA.box.height]
164	serge	3105	add ecx,eax
		3106	add edx,ebx
49	mikedld	3107	call calculatescreen
		3108	popad
		3109
		3110	pop edx ; calculcate screen at old position
		3111	pop ecx
		3112	pop ebx
		3113	pop eax
		3114	add ecx,eax
		3115	add edx,ebx
		3116	mov [dlx],eax ; save for drawlimits
		3117	mov [dly],ebx
		3118	mov [dlxe],ecx
		3119	mov [dlye],edx
		3120	call calculatescreen
		3121
115	poddubny	3122	mov [edi + WDATA.fl_redraw], 1 ; flag the process as redraw
49	mikedld	3123
		3124	mov eax,edi ; redraw screen at old position
		3125	xor esi,esi
		3126	call redrawscreen
		3127
		3128	mov [0xfff5],byte 0 ; mouse pointer
		3129	mov [0xfff4],byte 0 ; no mouse under
		3130	mov [0xfb44],byte 0 ; react to mouse up/down
		3131
		3132	mov ecx,10 ; wait 1/10 second
		3133	.wmrl3:
		3134	call [draw_pointer]
		3135	mov eax,1
		3136	call delay_hs
		3137	loop .wmrl3
		3138
		3139	mov [window_move_pr],0
		3140
		3141	.window_move_return:
		3142
1	ha	3143	ret
		3144
67	diamond	3145	;type_background_1:
		3146	; cmp [0xfff0],byte 0 ; background update ?
		3147	; jz temp_nobackgr
		3148	; mov [0xfff0],byte 2
		3149	; call change_task
		3150	; mov [draw_data+32+0],dword 0
		3151	; mov [draw_data+32+4],dword 0
		3152	; mov eax,[0xfe00]
		3153	; mov ebx,[0xfe04]
		3154	; mov [draw_data+32+8],eax
		3155	; mov [draw_data+32+12],ebx
		3156	; call drawbackground
		3157	; mov [0xfff0],byte 0
		3158	; mov [0xfff4],byte 0
		3159	;temp_nobackgr:
		3160	; ret
41	mikedld	3161
1	ha	3162	uglobal
		3163	window_move_pr dd 0x0
		3164	window_move_eax dd 0x0
		3165	window_move_ebx dd 0x0
		3166	window_move_ecx dd 0x0
		3167	window_move_edx dd 0x0
		3168	endg
		3169
		3170	;ok - 100% work
		3171	;nt - not tested
		3172	;---------------------------------------------------------------------------------------------
		3173	;eax
		3174	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3175	;1 - change task. Ret nothing. Block. ok.
		3176	;2 - performance control
		3177	; ebx
		3178	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3179	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3180	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3181	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3182	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3183	;eax
		3184	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3185	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3186	;---------------------------------------------------------------------------------------------
		3187	sys_sheduler: ;noname & halyavin
		3188	cmp eax,0
		3189	je shed_counter
		3190	cmp eax,2
		3191	je perf_control
		3192	cmp eax,3
		3193	je rdmsr_instr
		3194	cmp eax,4
		3195	je wrmsr_instr
		3196	cmp eax,1
		3197	jne not_supported
		3198	call change_task ;delay,0
		3199	ret
		3200	shed_counter:
		3201	mov eax,[context_counter]
		3202	mov [esp+36],eax
		3203	not_supported:
		3204	ret
		3205	perf_control:
		3206	inc eax ;now eax=3
		3207	cmp ebx,eax
		3208	je cache_disable
		3209	dec eax
		3210	cmp ebx,eax
		3211	je cache_enable
		3212	dec eax
		3213	cmp ebx,eax
		3214	je is_cache_enabled
		3215	dec eax
		3216	cmp ebx,eax
		3217	je modify_pce
		3218	ret
		3219
		3220	rdmsr_instr:
		3221	;now counter in ecx
		3222	;(edx:eax) esi:edi => edx:esi
		3223	mov eax,esi
		3224	rdmsr
		3225	mov [esp+36],eax
		3226	mov [esp+24],edx ;ret in ebx?
		3227	ret
		3228
		3229	wrmsr_instr:
		3230	;now counter in ecx
		3231	;(edx:eax) esi:edi => edx:esi
		3232	mov eax,esi
		3233	wrmsr
		3234	mov [esp+36],eax
		3235	mov [esp+24],edx ;ret in ebx?
		3236	ret
		3237
		3238	cache_disable:
		3239	mov eax,cr0
		3240	or eax,01100000000000000000000000000000b
		3241	mov cr0,eax
		3242	wbinvd ;set MESI
		3243	ret
		3244
		3245	cache_enable:
		3246	mov eax,cr0
		3247	and eax,10011111111111111111111111111111b
		3248	mov cr0,eax
		3249	ret
		3250
		3251	is_cache_enabled:
		3252	mov eax,cr0
		3253	mov ebx,eax
		3254	and eax,01100000000000000000000000000000b
		3255	jz cache_disabled
		3256	mov [esp+36],ebx
		3257	cache_disabled:
		3258	mov dword [esp+36],eax ;0
		3259	ret
		3260
		3261	modify_pce:
		3262	mov eax,cr4
		3263	; mov ebx,0
		3264	; or bx,100000000b ;pce
		3265	; xor eax,ebx ;invert pce
17	me_root	3266	bts eax,8 ;pce=cr4[8]
1	ha	3267	mov cr4,eax
		3268	mov [esp+36],eax
		3269	ret
		3270	;---------------------------------------------------------------------------------------------
		3271
		3272
		3273	; check if pixel is allowed to be drawn
		3274
		3275	checkpixel:
21	poddubny	3276	push eax edx
1	ha	3277
		3278	mov edx,[0xfe00] ; screen x size
		3279	inc edx
21	poddubny	3280	imul edx, ebx
1	ha	3281	mov dl, [eax+edx+display_data] ; lea eax, [...]
		3282
21	poddubny	3283	xor ecx, ecx
105	poddubny	3284	mov eax, [0x3000]
		3285	cmp al, dl
21	poddubny	3286	setne cl
1	ha	3287
21	poddubny	3288	pop edx eax
1	ha	3289	ret
		3290
		3291	uglobal
		3292	mouse_active db 0
		3293	endg
		3294	iglobal
143	diamond	3295	cpustring db '/RD/1/CPU',0
1	ha	3296	endg
		3297
67	diamond	3298	uglobal
76	mario79	3299	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3300	endg
1	ha	3301
		3302	align 4
		3303	; check misc
		3304
		3305	checkmisc:
		3306
		3307	cmp [ctrl_alt_del], 1
		3308	jne nocpustart
143	diamond	3309	mov ebp, cpustring
		3310	lea esi,[ebp+6]
41	mikedld	3311	xor ebx,ebx ; no parameters
40	halyavin	3312	xor edx,edx ; no flags
143	diamond	3313	call fs_RamdiskExecute.flags
1	ha	3314	mov [ctrl_alt_del], 0
		3315	nocpustart:
		3316	cmp [mouse_active], 1
		3317	jne mouse_not_active
		3318	mov [mouse_active], 0
		3319	xor edi, edi
		3320	mov ecx, [0x3004]
		3321	set_mouse_event:
		3322	add edi, 256
115	poddubny	3323	or [edi+0x80000+APPDATA.event_mask], dword 00100000b
1	ha	3324	loop set_mouse_event
		3325	mouse_not_active:
		3326
		3327
		3328	cmp [0xfff0],byte 0 ; background update ?
		3329	jz nobackgr
76	mario79	3330	cmp [background_defined], 0
		3331	jz nobackgr
1	ha	3332	mov [0xfff0],byte 2
		3333	call change_task
164	serge	3334	mov [draw_data+32 + RECT.left],dword 0
		3335	mov [draw_data+32 + RECT.top],dword 0
1	ha	3336	mov eax,[0xfe00]
		3337	mov ebx,[0xfe04]
164	serge	3338	mov [draw_data+32 + RECT.right],eax
		3339	mov [draw_data+32 + RECT.bottom],ebx
1	ha	3340	call drawbackground
		3341	mov [0xfff0],byte 0
		3342	mov [0xfff4],byte 0
		3343
		3344	nobackgr:
		3345
		3346
		3347	; system shutdown request
		3348
		3349	cmp [0xFF00],byte 0
		3350	je noshutdown
		3351
		3352	mov edx,[shutdown_processes]
		3353	sub dl,2
		3354
		3355	cmp [0xff00],dl
		3356	jne no_mark_system_shutdown
		3357
		3358	mov edx,0x3040
		3359	movzx ecx,byte [0xff00]
		3360	add ecx,5
		3361	markz:
115	poddubny	3362	mov [edx+TASKDATA.state],byte 3
1	ha	3363	add edx,0x20
		3364	loop markz
		3365
		3366	no_mark_system_shutdown:
		3367
		3368	call [disable_mouse]
		3369
		3370	dec byte [0xff00]
		3371
		3372	cmp [0xff00],byte 0
		3373	je system_shutdown
		3374
		3375	noshutdown:
		3376
		3377
		3378	mov eax,[0x3004] ; termination
115	poddubny	3379	mov ebx,0x3020+TASKDATA.state
1	ha	3380	mov esi,1
		3381
		3382	newct:
		3383	mov cl,[ebx]
		3384	cmp cl,byte 3
		3385	jz terminate
		3386	cmp cl,byte 4
		3387	jz terminate
		3388
		3389	add ebx,0x20
		3390	inc esi
		3391	dec eax
		3392	jnz newct
		3393
		3394	ret
		3395
		3396
		3397
		3398
		3399	; redraw screen
		3400
		3401	redrawscreen:
		3402
		3403	; eax , if process window_data base is eax, do not set flag/limits
		3404
		3405	pushad
		3406	push eax
		3407
		3408	;;; mov eax,2
		3409	;;; call delay_hs
		3410
		3411	;mov ecx,0 ; redraw flags for apps
		3412	xor ecx,ecx
		3413	newdw2:
		3414
		3415	inc ecx
		3416	push ecx
		3417
		3418	mov eax,ecx
		3419	shl eax,5
		3420	add eax,window_data
		3421
		3422	cmp eax,[esp+4]
		3423	je not_this_task
		3424	; check if window in redraw area
		3425	mov edi,eax
		3426
		3427	cmp ecx,1 ; limit for background
		3428	jz bgli
		3429
115	poddubny	3430	mov eax, [edi + WDATA.box.left]
		3431	mov ebx, [edi + WDATA.box.top]
		3432	mov ecx, [edi + WDATA.box.width]
		3433	mov edx, [edi + WDATA.box.height]
164	serge	3434	add ecx,eax
		3435	add edx,ebx
1	ha	3436
		3437	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3438	cmp ecx,ebx
		3439	jb ricino
		3440
		3441	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3442	cmp ecx,eax
		3443	jb ricino
		3444
115	poddubny	3445	mov eax, [edi + WDATA.box.left]
		3446	mov ebx, [edi + WDATA.box.top]
		3447	mov ecx, [edi + WDATA.box.width]
		3448	mov edx, [edi + WDATA.box.height]
		3449	add ecx, eax
		3450	add edx, ebx
164	serge	3451
1	ha	3452	mov eax,[dly] ; eax = area y start edx = window y end
		3453	cmp edx,eax
		3454	jb ricino
		3455
		3456	mov eax,[dlx] ; eax = area x start ecx = window x end
		3457	cmp ecx,eax
		3458	jb ricino
		3459
		3460	bgli:
		3461
		3462	cmp edi,esi
		3463	jz ricino
		3464
		3465	mov eax,edi
		3466	add eax,draw_data-window_data
		3467
		3468	mov ebx,[dlx] ; set limits
115	poddubny	3469	mov [eax + RECT.left], ebx
1	ha	3470	mov ebx,[dly]
115	poddubny	3471	mov [eax + RECT.top], ebx
1	ha	3472	mov ebx,[dlxe]
115	poddubny	3473	mov [eax + RECT.right], ebx
1	ha	3474	mov ebx,[dlye]
115	poddubny	3475	mov [eax + RECT.bottom], ebx
1	ha	3476
		3477	sub eax,draw_data-window_data
		3478
		3479	cmp ecx,1
		3480	jne nobgrd
		3481	cmp esi,1
		3482	je newdw8
		3483	call drawbackground
		3484
		3485	newdw8:
		3486	nobgrd:
		3487
115	poddubny	3488	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3489
		3490	ricino:
		3491
		3492	not_this_task:
		3493
		3494	pop ecx
		3495
		3496	cmp ecx,[0x3004]
		3497	jle newdw2
		3498
		3499	pop eax
		3500	popad
		3501
		3502	ret
		3503
		3504	calculatebackground: ; background
		3505
		3506	; all black
		3507
		3508	mov [display_data-8],dword 4 ; size x
		3509	mov [display_data-4],dword 2 ; size y
		3510
		3511	mov edi, 0x300000 ; set background to black
		3512	xor eax, eax
		3513	mov ecx, 0x0fff00 / 4
		3514	cld
		3515	rep stosd
		3516
		3517	mov edi,display_data ; set os to use all pixels
		3518	mov eax,0x01010101
		3519	mov ecx,0x1fff00 / 4
		3520	rep stosd
		3521
		3522	mov byte [0xFFF0], 0 ; do not draw background!
		3523
		3524	ret
		3525
		3526	uglobal
		3527	imax dd 0x0
		3528	endg
		3529
		3530
		3531
		3532	delay_ms: ; delay in 1/1000 sec
		3533
		3534
		3535	push eax
		3536	push ecx
		3537
		3538	mov ecx,esi
		3539	;
		3540	imul ecx, 33941
		3541	shr ecx, 9
		3542	;
		3543
		3544	in al,0x61
		3545	and al,0x10
		3546	mov ah,al
		3547	cld
		3548
		3549	cnt1: in al,0x61
		3550	and al,0x10
		3551	cmp al,ah
		3552	jz cnt1
		3553
		3554	mov ah,al
		3555	loop cnt1
		3556
		3557	pop ecx
		3558	pop eax
		3559
		3560	ret
		3561
		3562
		3563	set_app_param:
		3564	push edi
		3565
		3566	mov edi,[0x3010]
115	poddubny	3567	mov [edi+TASKDATA.event_mask],eax
1	ha	3568
		3569	pop edi
		3570	ret
		3571
		3572
		3573
		3574	delay_hs: ; delay in 1/100 secs
		3575	push eax
		3576	push ecx
		3577	push edx
		3578
115	poddubny	3579	mov edx,[timer_ticks]
1	ha	3580	add edx,eax
		3581
		3582	newtic:
115	poddubny	3583	mov ecx,[timer_ticks]
1	ha	3584	cmp edx,ecx
		3585	jbe zerodelay
		3586
		3587	call change_task
		3588
		3589	jmp newtic
		3590
		3591	zerodelay:
		3592	pop edx
		3593	pop ecx
		3594	pop eax
		3595
		3596	ret
		3597
		3598
		3599	memmove: ; memory move in bytes
		3600
		3601	; eax = from
		3602	; ebx = to
		3603	; ecx = no of bytes
		3604	test ecx, ecx
		3605	jle .ret
		3606
		3607
		3608	push esi edi ecx
		3609
		3610	mov edi, ebx
		3611	mov esi, eax
		3612
		3613	test ecx, not 11b
		3614	jz @f
		3615
		3616	push ecx
		3617	shr ecx, 2
		3618	rep movsd
		3619	pop ecx
		3620	and ecx, 11b
		3621	jz .finish
		3622	@@:
		3623	rep movsb
		3624
		3625	.finish:
		3626	pop ecx edi esi
		3627	.ret:
		3628	ret
		3629
		3630
75	diamond	3631	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3632	;align 4
1	ha	3633	;
75	diamond	3634	;read_floppy_file:
1	ha	3635	;
75	diamond	3636	;; as input
		3637	;;
		3638	;; eax pointer to file
		3639	;; ebx file lenght
		3640	;; ecx start 512 byte block number
		3641	;; edx number of blocks to read
		3642	;; esi pointer to return/work area (atleast 20 000 bytes)
		3643	;;
		3644	;;
		3645	;; on return
		3646	;;
		3647	;; eax = 0 command succesful
		3648	;; 1 no fd base and/or partition defined
		3649	;; 2 yet unsupported FS
		3650	;; 3 unknown FS
		3651	;; 4 partition not defined at hd
		3652	;; 5 file not found
		3653	;; ebx = size of file
1	ha	3654	;
75	diamond	3655	; mov edi,[0x3010]
		3656	; add edi,0x10
		3657	; add esi,[edi]
		3658	; add eax,[edi]
1	ha	3659	;
75	diamond	3660	; pushad
		3661	; mov edi,esi
		3662	; add edi,1024
		3663	; mov esi,0x100000+19*512
		3664	; sub ecx,1
		3665	; shl ecx,9
		3666	; add esi,ecx
		3667	; shl edx,9
		3668	; mov ecx,edx
		3669	; cld
		3670	; rep movsb
		3671	; popad
		3672	;
		3673	; mov [esp+36],eax
		3674	; mov [esp+24],ebx
		3675	; ret
1	ha	3676
		3677
		3678
		3679	align 4
		3680
		3681	sys_programirq:
		3682
		3683	mov edi,[0x3010]
115	poddubny	3684	add eax,[edi+TASKDATA.mem_start]
1	ha	3685
75	diamond	3686	cmp ebx,16
		3687	jae .not_owner
1	ha	3688	mov edi,[0x3010]
115	poddubny	3689	mov edi,[edi+TASKDATA.pid]
75	diamond	3690	cmp edi,[irq_owner+ebx*4]
1	ha	3691	je spril1
75	diamond	3692	.not_owner:
1	ha	3693	mov [esp+36],dword 1
		3694	ret
		3695	spril1:
		3696
		3697	mov esi,eax
		3698	shl ebx,6
		3699	add ebx,irq00read
		3700	mov edi,ebx
		3701	mov ecx,16
		3702	cld
		3703	rep movsd
		3704	mov [esp+36],dword 0
		3705	ret
		3706
		3707
		3708	align 4
		3709
		3710	get_irq_data:
75	diamond	3711	cmp eax,16
		3712	jae .not_owner
1	ha	3713	mov edx,eax ; check for correct owner
		3714	shl edx,2
		3715	add edx,irq_owner
		3716	mov edx,[edx]
		3717	mov edi,[0x3010]
115	poddubny	3718	mov edi,[edi+TASKDATA.pid]
1	ha	3719	cmp edx,edi
		3720	je gidril1
75	diamond	3721	.not_owner:
		3722	mov [esp+32],dword 2 ; ecx=2
1	ha	3723	ret
		3724
		3725	gidril1:
		3726
		3727	mov ebx,eax
		3728	shl ebx,12
		3729	add ebx,0x2e0000
		3730	mov eax,[ebx]
		3731	mov ecx,1
		3732	test eax,eax
		3733	jz gid1
		3734
		3735	dec eax
		3736	mov esi,ebx
		3737	mov [ebx],eax
		3738	movzx ebx,byte [ebx+0x10]
		3739	add esi,0x10
		3740	mov edi,esi
		3741	inc esi
		3742	mov ecx,4000 / 4
		3743	cld
		3744	rep movsd
75	diamond	3745	; xor ecx,ecx ; as result of 'rep' ecx=0
1	ha	3746	gid1:
		3747	mov [esp+36],eax
		3748	mov [esp+32],ecx
		3749	mov [esp+24],ebx
		3750	ret
		3751
		3752
		3753	set_io_access_rights:
		3754
		3755	pushad
		3756
		3757	mov edi,[0x3000]
		3758	imul edi,tss_step
		3759	add edi,tss_data+128
		3760	; add edi,128
		3761
		3762	mov ecx,eax
		3763	and ecx,7 ; offset in byte
		3764
		3765	shr eax,3 ; number of byte
		3766	add edi,eax
		3767
		3768	mov ebx,1
		3769	shl ebx,cl
		3770
		3771	cmp ebp,0 ; enable access - ebp = 0
		3772	jne siar1
		3773
		3774	not ebx
		3775	and [edi],byte bl
		3776
		3777	popad
		3778
		3779	ret
		3780
		3781	siar1:
		3782
		3783	or [edi],byte bl ; disable access - ebp = 1
		3784
		3785	popad
		3786
		3787	ret
		3788
		3789
		3790
		3791
		3792
		3793	r_f_port_area:
		3794
		3795	test eax, eax
		3796	jnz free_port_area
		3797	; je r_port_area
		3798	; jmp free_port_area
		3799
		3800	; r_port_area:
		3801
		3802	pushad
		3803
		3804	cmp ebx,ecx ; beginning > end ?
75	diamond	3805	ja rpal1
		3806	cmp ecx,65536
		3807	jae rpal1
1	ha	3808	mov esi,[0x2d0000]
75	diamond	3809	test esi,esi ; no reserved areas ?
1	ha	3810	je rpal2
		3811	cmp esi,255 ; max reserved
75	diamond	3812	jae rpal1
1	ha	3813	rpal3:
		3814	mov edi,esi
		3815	shl edi,4
		3816	add edi,0x2d0000
		3817	cmp ebx,[edi+8]
75	diamond	3818	ja rpal4
1	ha	3819	cmp ecx,[edi+4]
		3820	jae rpal1
		3821	; jb rpal4
		3822	; jmp rpal1
		3823	rpal4:
		3824
		3825	dec esi
		3826	jnz rpal3
		3827	jmp rpal2
		3828	rpal1:
		3829	popad
		3830	mov eax,1
		3831	ret
		3832
		3833	rpal2:
		3834	popad
		3835
		3836
		3837	; enable port access at port IO map
		3838	cli
		3839	pushad ; start enable io map
		3840
		3841	cmp ecx,65536 ;16384
		3842	jae no_unmask_io ; jge
		3843
		3844	mov eax,ebx
		3845
		3846	new_port_access:
		3847
		3848	pushad
		3849
75	diamond	3850	xor ebp,ebp ; enable - eax = port
1	ha	3851	call set_io_access_rights
		3852
		3853	popad
		3854
		3855	inc eax
		3856	cmp eax,ecx
		3857	jbe new_port_access
		3858
		3859	no_unmask_io:
		3860
		3861	popad ; end enable io map
		3862	sti
		3863
		3864	mov edi,[0x2d0000]
		3865	add edi,1
		3866	mov [0x2d0000],edi
		3867	shl edi,4
		3868	add edi,0x2d0000
		3869	mov esi,[0x3010]
115	poddubny	3870	mov esi,[esi+TASKDATA.pid]
1	ha	3871	mov [edi],esi
		3872	mov [edi+4],ebx
		3873	mov [edi+8],ecx
		3874
		3875	xor eax, eax
		3876	ret
		3877
		3878
		3879
		3880
		3881	free_port_area:
		3882
		3883	pushad
		3884
		3885	mov esi,[0x2d0000] ; no reserved areas ?
75	diamond	3886	test esi,esi
1	ha	3887	je frpal2
		3888	mov edx,[0x3010]
115	poddubny	3889	mov edx,[edx+TASKDATA.pid]
1	ha	3890	frpal3:
		3891	mov edi,esi
		3892	shl edi,4
		3893	add edi,0x2d0000
		3894	cmp edx,[edi]
		3895	jne frpal4
		3896	cmp ebx,[edi+4]
		3897	jne frpal4
		3898	cmp ecx,[edi+8]
		3899	jne frpal4
		3900	jmp frpal1
		3901	frpal4:
		3902	dec esi
		3903	jnz frpal3
		3904	frpal2:
		3905	popad
		3906	mov eax,1
		3907	ret
		3908	frpal1:
		3909	mov ecx,256
		3910	sub ecx,esi
		3911	shl ecx,4
		3912	mov esi,edi
		3913	add esi,16
		3914	cld
		3915	rep movsb
		3916
		3917	dec dword [0x2d0000]
		3918
		3919	popad
		3920
		3921
		3922	; disable port access at port IO map
		3923
		3924	pushad ; start disable io map
		3925
		3926	cmp ecx,65536 ;16384
		3927	jge no_mask_io
		3928
		3929	mov eax,ebx
		3930
		3931	new_port_access_disable:
		3932
		3933	pushad
		3934
		3935	mov ebp,1 ; disable - eax = port
		3936	call set_io_access_rights
		3937
		3938	popad
		3939
		3940	inc eax
		3941	cmp eax,ecx
		3942	jbe new_port_access_disable
		3943
		3944	no_mask_io:
		3945
		3946	popad ; end disable io map
		3947
		3948	xor eax, eax
		3949	ret
		3950
		3951
		3952	reserve_free_irq:
		3953
75	diamond	3954	mov ecx, 1
		3955	cmp ebx, 16
		3956	jae fril1
		3957	test eax,eax
1	ha	3958	jz reserve_irq
		3959
75	diamond	3960	lea edi,[irq_owner+ebx*4]
1	ha	3961	mov edx,[edi]
		3962	mov eax,[0x3010]
115	poddubny	3963	cmp edx,[eax+TASKDATA.pid]
1	ha	3964	jne fril1
75	diamond	3965	dec ecx
		3966	mov [edi],ecx
1	ha	3967	fril1:
		3968	mov [esp+36],ecx ; return in eax
		3969	ret
		3970
		3971	reserve_irq:
		3972
75	diamond	3973	lea edi,[irq_owner+ebx*4]
		3974	cmp dword [edi], 0
		3975	jnz ril1
1	ha	3976
		3977	mov edx,[0x3010]
115	poddubny	3978	mov edx,[edx+TASKDATA.pid]
1	ha	3979	mov [edi],edx
75	diamond	3980	dec ecx
1	ha	3981	ril1:
		3982	mov [esp+36],ecx ; return in eax
		3983	ret
		3984
		3985
		3986
		3987	drawbackground:
33	mario79	3988	inc [mouse_pause]
1	ha	3989	cmp [0xfe0c],word 0x12
117	mario79	3990	je dbrv20
1	ha	3991	dbrv12:
		3992	cmp [0xfe0c],word 0100000000000000b
		3993	jge dbrv20
		3994	cmp [0xfe0c],word 0x13
		3995	je dbrv20
		3996	call vesa12_drawbackground
33	mario79	3997	dec [mouse_pause]
36	mario79	3998	call [draw_pointer]
1	ha	3999	ret
		4000	dbrv20:
		4001	cmp [display_data-12],dword 1
		4002	jne bgrstr
		4003	call vesa20_drawbackground_tiled
33	mario79	4004	dec [mouse_pause]
36	mario79	4005	call [draw_pointer]
1	ha	4006	ret
		4007	bgrstr:
		4008	call vesa20_drawbackground_stretch
33	mario79	4009	dec [mouse_pause]
36	mario79	4010	call [draw_pointer]
1	ha	4011	ret
		4012
75	diamond	4013	align 4
1	ha	4014
75	diamond	4015	syscall_putimage: ; PutImage
33	mario79	4016
75	diamond	4017	mov edx,ecx
		4018	mov ecx,ebx
		4019	lea ebx, [eax+std_application_base_address]
		4020
1	ha	4021	sys_putimage:
53	mikedld	4022	test ecx,0x80008000
		4023	jnz .exit
		4024	test ecx,0x0000FFFF
		4025	jz .exit
		4026	test ecx,0xFFFF0000
		4027	jnz @f
		4028	.exit:
		4029	ret
		4030	@@:
114	mikedld	4031	mov edi,[0x3000]
		4032	shl edi,8
		4033	add dx,word[edi+0x80000+APPDATA.wnd_clientbox.top]
		4034	rol edx,16
		4035	add dx,word[edi+0x80000+APPDATA.wnd_clientbox.left]
		4036	rol edx,16
		4037	.forced:
117	mario79	4038	; mov eax, vga_putimage
75	diamond	4039	cmp [0xfe0c], word 0x12
117	mario79	4040	jz @f ;.doit
75	diamond	4041	mov eax, vesa12_putimage
		4042	cmp [0xfe0c], word 0100000000000000b
		4043	jae @f
		4044	cmp [0xfe0c], word 0x13
		4045	jnz .doit
		4046	@@:
		4047	mov eax, vesa20_putimage
		4048	.doit:
119	mario79	4049	inc [mouse_pause]
75	diamond	4050	call eax
119	mario79	4051	dec [mouse_pause]
75	diamond	4052	jmp [draw_pointer]
1	ha	4053
		4054	; eax x beginning
		4055	; ebx y beginning
		4056	; ecx x end
		4057	; edx y end
		4058	; edi color
		4059
		4060	__sys_drawbar:
114	mikedld	4061	mov esi,[0x3000]
		4062	shl esi,8
		4063	add eax,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4064	add ecx,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4065	add ebx,[esi+0x80000+APPDATA.wnd_clientbox.top]
		4066	add edx,[esi+0x80000+APPDATA.wnd_clientbox.top]
		4067	.forced:
33	mario79	4068	inc [mouse_pause]
		4069	cmp [0xfe0c],word 0x12
117	mario79	4070	je dbv20
1	ha	4071	sdbv20:
		4072	cmp [0xfe0c],word 0100000000000000b
		4073	jge dbv20
		4074	cmp [0xfe0c],word 0x13
		4075	je dbv20
		4076	call vesa12_drawbar
33	mario79	4077	dec [mouse_pause]
36	mario79	4078	call [draw_pointer]
1	ha	4079	ret
		4080	dbv20:
		4081	call vesa20_drawbar
33	mario79	4082	dec [mouse_pause]
36	mario79	4083	call [draw_pointer]
1	ha	4084	ret
		4085
		4086
		4087
		4088	kb_read:
		4089
		4090	push ecx edx
		4091
164	serge	4092	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4093	kr_loop:
		4094	in al,0x64
		4095	test al,1
		4096	jnz kr_ready
		4097	loop kr_loop
		4098	mov ah,1
		4099	jmp kr_exit
		4100	kr_ready:
		4101	push ecx
		4102	mov ecx,32
		4103	kr_delay:
		4104	loop kr_delay
		4105	pop ecx
		4106	in al,0x60
		4107	xor ah,ah
		4108	kr_exit:
		4109
		4110	pop edx ecx
		4111
		4112	ret
		4113
		4114
		4115	kb_write:
		4116
		4117	push ecx edx
		4118
		4119	mov dl,al
98	mario79	4120	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4121	kw_loop1:
		4122	in al,0x64
		4123	test al,0x20
		4124	jz kw_ok1
		4125	loop kw_loop1
		4126	mov ah,1
		4127	jmp kw_exit
		4128	kw_ok1:
		4129	in al,0x60
98	mario79	4130	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4131	kw_loop:
		4132	in al,0x64
		4133	test al,2
		4134	jz kw_ok
		4135	loop kw_loop
		4136	mov ah,1
		4137	jmp kw_exit
		4138	kw_ok:
		4139	mov al,dl
		4140	out 0x60,al
98	mario79	4141	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4142	kw_loop3:
		4143	in al,0x64
		4144	test al,2
		4145	jz kw_ok3
		4146	loop kw_loop3
		4147	mov ah,1
		4148	jmp kw_exit
		4149	kw_ok3:
		4150	mov ah,8
		4151	kw_loop4:
98	mario79	4152	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4153	kw_loop5:
		4154	in al,0x64
		4155	test al,1
		4156	jnz kw_ok4
		4157	loop kw_loop5
		4158	dec ah
		4159	jnz kw_loop4
		4160	kw_ok4:
		4161	xor ah,ah
		4162	kw_exit:
		4163
		4164	pop edx ecx
		4165
		4166	ret
		4167
		4168
		4169	kb_cmd:
		4170
98	mario79	4171	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4172	c_wait:
		4173	in al,0x64
		4174	test al,2
		4175	jz c_send
		4176	loop c_wait
		4177	jmp c_error
		4178	c_send:
		4179	mov al,bl
		4180	out 0x64,al
98	mario79	4181	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4182	c_accept:
		4183	in al,0x64
		4184	test al,2
		4185	jz c_ok
		4186	loop c_accept
		4187	c_error:
		4188	mov ah,1
		4189	jmp c_exit
		4190	c_ok:
		4191	xor ah,ah
		4192	c_exit:
		4193	ret
		4194
		4195
		4196	setmouse: ; set mousepicture -pointer
		4197	; ps2 mouse enable
		4198
		4199	mov [0xf200],dword mousepointer
		4200
		4201	cli
33	mario79	4202	; mov bl,0xa8 ; enable mouse cmd
		4203	; call kb_cmd
		4204	; call kb_read ; read status
		4205	; mov bl,0x20 ; get command byte
		4206	; call kb_cmd
		4207	; call kb_read
		4208	; or al,3 ; enable interrupt
		4209	; mov bl,0x60 ; write command
		4210	; push eax
		4211	; call kb_cmd
		4212	; pop eax
		4213	; call kb_write
		4214	; mov bl,0xd4 ; for mouse
		4215	; call kb_cmd
		4216	; mov al,0xf4 ; enable mouse device
		4217	; call kb_write
		4218	; call kb_read ; read status return
1	ha	4219
		4220	; com1 mouse enable
		4221
		4222	mov bx,0x3f8 ; combase
		4223
		4224	mov dx,bx
		4225	add dx,3
		4226	mov al,0x80
		4227	out dx,al
		4228
		4229	mov dx,bx
		4230	add dx,1
		4231	mov al,0
		4232	out dx,al
		4233
		4234	mov dx,bx
		4235	add dx,0
		4236	mov al,0x30*2 ; 0x30 / 4
		4237	out dx,al
		4238
		4239	mov dx,bx
		4240	add dx,3
		4241	mov al,2 ; 3
		4242	out dx,al
		4243
		4244	mov dx,bx
		4245	add dx,4
		4246	mov al,0xb
		4247	out dx,al
		4248
		4249	mov dx,bx
		4250	add dx,1
		4251	mov al,1
		4252	out dx,al
		4253
		4254
		4255	; com2 mouse enable
		4256
		4257	mov bx,0x2f8 ; combase
		4258
		4259	mov dx,bx
		4260	add dx,3
		4261	mov al,0x80
		4262	out dx,al
		4263
		4264	mov dx,bx
		4265	add dx,1
		4266	mov al,0
		4267	out dx,al
		4268
		4269	mov dx,bx
		4270	add dx,0
		4271	mov al,0x30*2
		4272	out dx,al
		4273
		4274	mov dx,bx
		4275	add dx,3
		4276	mov al,2
		4277	out dx,al
		4278
		4279	mov dx,bx
		4280	add dx,4
		4281	mov al,0xb
		4282	out dx,al
		4283
		4284	mov dx,bx
		4285	add dx,1
		4286	mov al,1
		4287	out dx,al
		4288
		4289	ret
		4290
		4291
		4292	_rdtsc:
164	serge	4293	bt [cpu_caps], CAPS_TSC
		4294	jnc ret_rdtsc
1	ha	4295	rdtsc
		4296	ret
		4297	ret_rdtsc:
		4298	mov edx,0xffffffff
		4299	mov eax,0xffffffff
		4300	ret
		4301
		4302
		4303
		4304	rerouteirqs:
		4305
		4306	cli
		4307
		4308	mov al,0x11 ; icw4, edge triggered
		4309	out 0x20,al
		4310	call pic_delay
		4311	out 0xA0,al
		4312	call pic_delay
		4313
		4314	mov al,0x20 ; generate 0x20 +
		4315	out 0x21,al
		4316	call pic_delay
		4317	mov al,0x28 ; generate 0x28 +
		4318	out 0xA1,al
		4319	call pic_delay
		4320
		4321	mov al,0x04 ; slave at irq2
		4322	out 0x21,al
		4323	call pic_delay
		4324	mov al,0x02 ; at irq9
		4325	out 0xA1,al
		4326	call pic_delay
		4327
		4328	mov al,0x01 ; 8086 mode
		4329	out 0x21,al
		4330	call pic_delay
		4331	out 0xA1,al
		4332	call pic_delay
		4333
		4334	mov al,255 ; mask all irq's
		4335	out 0xA1,al
		4336	call pic_delay
		4337	out 0x21,al
		4338	call pic_delay
		4339
		4340	mov ecx,0x1000
		4341	cld
		4342	picl1: call pic_delay
		4343	loop picl1
		4344
		4345	mov al,255 ; mask all irq's
		4346	out 0xA1,al
		4347	call pic_delay
		4348	out 0x21,al
		4349	call pic_delay
		4350
		4351	cli
		4352
		4353	ret
		4354
		4355
		4356	pic_delay:
		4357
		4358	jmp pdl1
		4359	pdl1: ret
		4360
		4361
		4362	sys_msg_board_str:
		4363
		4364	pushad
		4365	@@:
		4366	cmp [esi],byte 0
		4367	je @f
		4368	mov eax,1
		4369	movzx ebx,byte [esi]
		4370	call sys_msg_board
		4371	inc esi
		4372	jmp @b
		4373	@@:
		4374	popad
		4375	ret
		4376
		4377	uglobal
		4378	msg_board_data: times 512 db 0
		4379	msg_board_count dd 0x0
		4380	endg
		4381
		4382	sys_msg_board:
		4383
		4384	; eax=1 : write : bl byte to write
		4385	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4386
		4387	mov ecx,[msg_board_count]
		4388	cmp eax, 1
		4389	jne smbl1
		4390
		4391
		4392	mov [msg_board_data+ecx],bl
		4393	inc ecx
		4394	and ecx, 511
		4395	mov [msg_board_count], ecx
		4396	mov [check_idle_semaphore], 5
		4397	ret
		4398	smbl1:
		4399
		4400	cmp eax, 2
		4401	jne smbl2
		4402	test ecx, ecx
		4403	jz smbl21
		4404	; mov edi, msg_board_data
		4405	; mov esi, msg_board_data+1
		4406	; movzx eax, byte [edi]
		4407	mov eax, msg_board_data+1
		4408	mov ebx, msg_board_data
		4409	movzx edx, byte [ebx]
		4410	call memmove
		4411	; push ecx
		4412	; shr ecx, 2
		4413	; cld
		4414	; rep movsd
		4415	; pop ecx
		4416	; and ecx, 3
		4417	; rep movsb
		4418	dec [msg_board_count]
		4419	mov [esp+36], edx ;eax
		4420	mov [esp+24], dword 1
		4421	ret
		4422	smbl21:
		4423	mov [esp+36], ecx
		4424	mov [esp+24], ecx
		4425
		4426	smbl2:
		4427	ret
		4428
		4429
		4430
		4431	sys_trace:
		4432
		4433	test eax, eax ; get event data
		4434	jnz no_get_sys_events
		4435
		4436	mov esi,save_syscall_data ; data
		4437	mov edi,[0x3010]
115	poddubny	4438	mov edi,[edi+TASKDATA.mem_start]
1	ha	4439	add edi,ebx
		4440	cld
		4441	rep movsb
		4442
		4443	mov [esp+24],dword 0
		4444	mov eax,[save_syscall_count] ; count
		4445	mov [esp+36],eax
		4446	ret
		4447
		4448	no_get_sys_events:
		4449
		4450	ret
		4451
		4452
		4453	sys_process_def:
92	diamond	4454	mov edi, [0x3000]
1	ha	4455
92	diamond	4456	dec eax ; 1 = set keyboard mode
1	ha	4457	jne no_set_keyboard_setup
		4458
		4459	shl edi,8
115	poddubny	4460	mov [edi+0x80000 + APPDATA.keyboard_mode],bl
1	ha	4461
		4462	ret
		4463
		4464	no_set_keyboard_setup:
		4465
92	diamond	4466	dec eax ; 2 = get keyboard mode
1	ha	4467	jne no_get_keyboard_setup
		4468
		4469	shl edi,8
115	poddubny	4470	movzx eax, byte [0x80000+edi + APPDATA.keyboard_mode]
1	ha	4471
		4472	mov [esp+36],eax
		4473
		4474	ret
		4475
		4476	no_get_keyboard_setup:
		4477
92	diamond	4478	dec eax ; 3 = get keyboard ctrl, alt, shift
1	ha	4479	jne no_get_keyboard_cas
		4480
		4481	; xor eax,eax
		4482	; movzx eax,byte [shift]
		4483	; movzx ebx,byte [ctrl]
		4484	; shl ebx,2
		4485	; add eax,ebx
		4486	; movzx ebx,byte [alt]
		4487	; shl ebx,3
		4488	; add eax,ebx
		4489
		4490	;// mike.dld [
		4491	mov eax, [kb_state]
		4492	;// mike.dld ]
		4493
		4494	mov [esp+36],eax
		4495
		4496	ret
		4497
		4498	no_get_keyboard_cas:
		4499
92	diamond	4500	dec eax
		4501	jnz no_add_keyboard_hotkey
1	ha	4502
92	diamond	4503	mov eax, hotkey_list
		4504	@@:
		4505	cmp dword [eax+8], 0
		4506	jz .found_free
		4507	add eax, 16
		4508	cmp eax, hotkey_list+16*256
		4509	jb @b
		4510	mov dword [esp+36], 1
		4511	ret
		4512	.found_free:
		4513	mov [eax+8], edi
		4514	mov [eax+4], ecx
		4515	movzx ebx, bl
		4516	lea ebx, [hotkey_scancodes+ebx*4]
		4517	mov ecx, [ebx]
		4518	mov [eax], ecx
		4519	mov [ebx], eax
		4520	mov [eax+12], ebx
		4521	jecxz @f
		4522	mov [ecx+12], eax
		4523	@@:
		4524	and dword [esp+36], 0
		4525	ret
		4526
		4527	no_add_keyboard_hotkey:
		4528
		4529	dec eax
		4530	jnz no_del_keyboard_hotkey
		4531
		4532	movzx ebx, bl
		4533	lea ebx, [hotkey_scancodes+ebx*4]
		4534	mov eax, [ebx]
		4535	.scan:
		4536	test eax, eax
		4537	jz .notfound
		4538	cmp [eax+8], edi
		4539	jnz .next
		4540	cmp [eax+4], ecx
		4541	jz .found
		4542	.next:
		4543	mov eax, [eax]
		4544	jmp .scan
		4545	.notfound:
		4546	mov dword [esp+36], 1
		4547	ret
		4548	.found:
		4549	mov ecx, [eax]
		4550	jecxz @f
		4551	mov edx, [eax+12]
		4552	mov [ecx+12], edx
		4553	@@:
		4554	mov ecx, [eax+12]
		4555	mov edx, [eax]
		4556	mov [ecx], edx
		4557	xor edx, edx
		4558	mov [eax+4], edx
		4559	mov [eax+8], edx
		4560	mov [eax+12], edx
		4561	mov [eax], edx
		4562	mov [esp+36], edx
		4563	ret
		4564
		4565	no_del_keyboard_hotkey:
1	ha	4566	ret
		4567
		4568
		4569	align 4
		4570
		4571	sys_gs: ; direct screen access
		4572
		4573	cmp eax,1 ; resolution
		4574	jne no_gs1
		4575	mov eax,[0xfe00]
		4576	shl eax,16
		4577	mov ax,[0xfe04]
		4578	add eax,0x00010001
		4579	mov [esp+36],eax
		4580	ret
		4581	no_gs1:
		4582
		4583	cmp eax,2 ; bits per pixel
		4584	jne no_gs2
		4585	movzx eax,byte [0xfbf1]
		4586	mov [esp+36],eax
		4587	ret
		4588	no_gs2:
		4589
		4590	cmp eax,3 ; bytes per scanline
		4591	jne no_gs3
		4592	mov eax,[0xfe08]
		4593	mov [esp+36],eax
		4594	ret
		4595	no_gs3:
		4596
		4597	mov [esp+36],dword -1
		4598	ret
		4599
		4600
		4601	align 4 ; PCI functions
		4602
		4603	sys_pci:
		4604
		4605	call pci_api
		4606	mov [esp+36],eax
		4607	ret
		4608
		4609
		4610	align 4 ; system functions
		4611
		4612	syscall_setpixel: ; SetPixel
		4613
		4614
		4615	mov edx,[0x3010]
115	poddubny	4616	add eax,[edx-twdw+WDATA.box.left]
		4617	add ebx,[edx-twdw+WDATA.box.top]
114	mikedld	4618	mov edi,[0x3000]
		4619	shl edi,8
		4620	add eax,[edi+0x80000+APPDATA.wnd_clientbox.left]
		4621	add ebx,[edi+0x80000+APPDATA.wnd_clientbox.top]
112	poddubny	4622	xor edi,edi ; no force
114	mikedld	4623	; mov edi,1
112	poddubny	4624	call [disable_mouse]
1	ha	4625	jmp [putpixel]
		4626
		4627	align 4
		4628
		4629	syscall_writetext: ; WriteText
		4630
		4631	mov edi,[0x3010]
115	poddubny	4632	mov ebp,[edi-twdw+WDATA.box.left]
139	diamond	4633	push esi
114	mikedld	4634	mov esi,[0x3000]
		4635	shl esi,8
		4636	add ebp,[esi+0x80000+APPDATA.wnd_clientbox.left]
1	ha	4637	shl ebp,16
115	poddubny	4638	add ebp,[edi-twdw+WDATA.box.top]
114	mikedld	4639	add bp,word[esi+0x80000+APPDATA.wnd_clientbox.top]
139	diamond	4640	pop esi
117	mario79	4641	add ecx,[edi+TASKDATA.mem_start]
1	ha	4642	add eax,ebp
		4643	xor edi,edi
		4644	jmp dtext
		4645
		4646	align 4
		4647
		4648	syscall_openramdiskfile: ; OpenRamdiskFile
		4649
		4650
		4651	mov edi,[0x3010]
164	serge	4652	add edi,TASKDATA.mem_start
1	ha	4653	add eax,[edi]
		4654	add edx,[edi]
		4655	mov esi,12
		4656	call fileread
		4657	mov [esp+36],ebx
		4658	ret
		4659
		4660	align 4
		4661
		4662	syscall_drawrect: ; DrawRect
		4663
		4664	mov edi,ecx
52	mikedld	4665	and edi,0x80FFFFFF
1	ha	4666	test ax,ax
		4667	je drectr
		4668	test bx,bx
		4669	je drectr
		4670	movzx ecx,ax
		4671	shr eax,16
		4672	movzx edx,bx
		4673	shr ebx,16
114	mikedld	4674	mov esi,[0x3000]
		4675	shl esi,8
		4676	add eax,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4677	add ebx,[esi+0x80000+APPDATA.wnd_clientbox.top]
1	ha	4678	add ecx,eax
		4679	add edx,ebx
		4680	jmp [drawbar]
		4681	drectr:
		4682	ret
		4683
		4684	align 4
		4685
		4686	syscall_getscreensize: ; GetScreenSize
		4687
		4688	movzx eax,word[0xfe00]
		4689	shl eax,16
		4690	mov ax,[0xfe04]
		4691	mov [esp+36],eax
		4692	ret
		4693
		4694	align 4
		4695
		4696	syscall_cdaudio: ; CD
		4697
		4698	call sys_cd_audio
		4699	mov [esp+36],eax
		4700	ret
		4701
		4702	align 4
		4703
		4704	syscall_delramdiskfile: ; DelRamdiskFile
		4705
		4706	mov edi,[0x3010]
164	serge	4707	add edi,TASKDATA.mem_start
1	ha	4708	add eax,[edi]
		4709	call filedelete
		4710	mov [esp+36],eax
		4711	ret
		4712
		4713	align 4
		4714
		4715	syscall_writeramdiskfile: ; WriteRamdiskFile
		4716
		4717	mov edi,[0x3010]
164	serge	4718	add edi,TASKDATA.mem_start
1	ha	4719	add eax,[edi]
		4720	add ebx,[edi]
		4721	call filesave
		4722	mov [esp+36],eax
		4723	ret
		4724
		4725	align 4
		4726
		4727	syscall_getpixel: ; GetPixel
		4728	mov ecx,[0xfe00]
		4729	inc ecx
		4730	xor edx,edx
		4731	div ecx
		4732	mov ebx,edx
		4733	xchg eax,ebx
		4734	call dword [0xe024]
		4735	mov [esp+36],ecx
		4736	ret
		4737
		4738	align 4
		4739
		4740	syscall_readstring: ; ReadString
		4741
		4742	mov edi,[0x3010]
164	serge	4743	add edi,TASKDATA.mem_start
1	ha	4744	add eax,[edi]
		4745	call read_string
		4746	mov [esp+36],eax
		4747	ret
		4748
		4749	align 4
		4750
		4751	syscall_drawline: ; DrawLine
		4752
		4753	mov edi,[0x3010]
115	poddubny	4754	movzx edx,word[edi-twdw+WDATA.box.left]
1	ha	4755	mov ebp,edx
114	mikedld	4756	mov esi,[0x3000]
		4757	shl esi,8
		4758	add ebp,[esi+0x80000+APPDATA.wnd_clientbox.left]
		4759	add dx,word[esi+0x80000+APPDATA.wnd_clientbox.left]
1	ha	4760	shl edx,16
		4761	add ebp,edx
115	poddubny	4762	movzx edx,word[edi-twdw+WDATA.box.top]
1	ha	4763	add eax,ebp
		4764	mov ebp,edx
114	mikedld	4765	add ebp,[esi+0x80000+APPDATA.wnd_clientbox.top]
		4766	add dx,word[esi+0x80000+APPDATA.wnd_clientbox.top]
1	ha	4767	shl edx,16
		4768	xor edi,edi
		4769	add edx,ebp
		4770	add ebx,edx
		4771	jmp [draw_line]
		4772
		4773	align 4
		4774
		4775	syscall_getirqowner: ; GetIrqOwner
75	diamond	4776	cmp eax,16
		4777	jae .err
1	ha	4778	shl eax,2
		4779	add eax,irq_owner
		4780	mov eax,[eax]
		4781	mov [esp+36],eax
		4782	ret
75	diamond	4783	.err:
		4784	or dword [esp+36], -1
		4785	ret
1	ha	4786
		4787	align 4
		4788
		4789	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		4790
		4791	call r_f_port_area
		4792	mov [esp+36],eax
		4793	ret
		4794
		4795	align 4
		4796
		4797	syscall_threads: ; CreateThreads
		4798
		4799	call sys_threads
		4800	mov [esp+36],eax
		4801	ret
		4802
		4803	align 4
		4804
		4805	stack_driver_stat:
		4806
		4807	call app_stack_handler ; Stack status
		4808
		4809	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4810	; call change_task ; between sent packet
		4811
		4812	mov [esp+36],eax
		4813	ret
		4814
		4815	align 4
		4816
		4817	socket: ; Socket interface
		4818	call app_socket_handler
		4819
		4820	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4821	; call change_task ; between sent packet
		4822
		4823	mov [esp+36],eax
		4824	mov [esp+24],ebx
		4825	ret
		4826
		4827	align 4
		4828
		4829	user_events: ; User event times
		4830
		4831	mov eax,0x12345678
		4832	mov [esp+36],eax
		4833
		4834	ret
		4835
		4836	align 4
		4837
		4838	read_from_hd: ; Read from hd - fn not in use
		4839
		4840	mov edi,[0x3010]
115	poddubny	4841	add edi,TASKDATA.mem_start
1	ha	4842	add eax,[edi]
		4843	add ecx,[edi]
		4844	add edx,[edi]
		4845	call file_read
		4846
		4847	mov [esp+36],eax
		4848	mov [esp+24],ebx
		4849
		4850	ret
		4851
		4852
76	mario79	4853	; --------------- APM ---------------------
		4854	apm_entry dp 0
		4855	apm_vf dd 0
1	ha	4856	align 4
76	mario79	4857	sys_apm:
		4858	cmp word [apm_vf], 0 ; Check APM BIOS enable
		4859	jne @f
78	diamond	4860	or [esp + 56], byte 1 ; error
76	mario79	4861	mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported
		4862	ret
164	serge	4863
76	mario79	4864	@@: xchg eax, ecx
		4865	xchg ebx, ecx
164	serge	4866
76	mario79	4867	cmp al, 3
		4868	ja @f
78	diamond	4869	and [esp + 56], byte 0xfe ; emulate func 0..3 as func 0
76	mario79	4870	mov eax, [apm_vf]
		4871	mov [esp + 36], eax
		4872	shr eax, 16
		4873	mov [esp + 32], eax
		4874	ret
78	diamond	4875
76	mario79	4876	@@: call pword [apm_entry] ; call APM BIOS
		4877	mov [esp + 8 ], edi
		4878	mov [esp + 12], esi
		4879	mov [esp + 24], ebx
		4880	mov [esp + 28], edx
		4881	mov [esp + 32], ecx
		4882	mov [esp + 36], eax
		4883	setc al
78	diamond	4884	and [esp + 56], byte 0xfe
		4885	or [esp + 56], al
76	mario79	4886	ret
		4887	; -----------------------------------------
1	ha	4888
76	mario79	4889	align 4
		4890
1	ha	4891	undefined_syscall: ; Undefined system call
		4892
		4893	mov [esp+36],dword -1
		4894	ret
		4895
		4896
		4897	;clear_busy_flag_at_caller:
		4898
		4899	; push edi
		4900
		4901	; mov edi,[0x3000] ; restore processes tss pointer in gdt, busyfl?
		4902	; imul edi,8
		4903	; mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b
		4904
		4905	; pop edi
		4906
		4907	; ret
		4908
		4909
		4910
		4911
		4912	keymap:
		4913
		4914	db '6',27
		4915	db '1234567890-=',8,9
		4916	db 'qwertyuiop[]',13
		4917	db '~asdfghjkl;',39,96,0,'\zxcvbnm,./',0,'45 '
		4918	db '@234567890123',180,178,184,'6',176,'7'
		4919	db 179,'8',181,177,183,185,182
		4920	db 'AB
		4921	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4922	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4923	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4924
		4925
		4926	keymap_shift:
		4927
		4928	db '6',27
		4929	db '!@#$%^&*()_+',8,9
		4930	db 'QWERTYUIOP{}',13
		4931	db '~ASDFGHJKL:"~',0,'\|ZXCVBNM<>?',0,'45 '
		4932	db '@234567890123',180,178,184,'6',176,'7'
		4933	db 179,'8',181,177,183,185,182
		4934	db 'AB>D',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4935	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4936	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4937	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4938
		4939
		4940	keymap_alt:
		4941
		4942	db ' ',27
		4943	db ' @ $ {[]}\ ',8,9
		4944	db ' ',13
		4945	db ' ',0,' ',0,'4',0,' '
		4946	db ' ',180,178,184,'6',176,'7'
		4947	db 179,'8',181,177,183,185,182
		4948	db 'ABCD',255,'FGHIJKLMNOPQRSTUVWXYZ'
		4949	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4950	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4951	db 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
		4952
		4953
		4954	; device irq owners
		4955	uglobal
		4956	irq_owner: ; process id
		4957
		4958	dd 0x0
		4959	dd 0x0
		4960	dd 0x0
		4961	dd 0x0
		4962	dd 0x0
		4963	dd 0x0
		4964	dd 0x0
		4965	dd 0x0
		4966	dd 0x0
		4967	dd 0x0
		4968	dd 0x0
		4969	dd 0x0
		4970	dd 0x0
		4971	dd 0x0
		4972	dd 0x0
		4973	dd 0x0
		4974	endg
		4975
		4976
		4977	; on irq read ports
		4978	uglobal
		4979	irq00read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4980	irq01read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4981	irq02read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4982	irq03read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4983	irq04read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4984	irq05read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4985	irq06read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4986	irq07read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4987	irq08read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4988	irq09read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4989	irq10read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4990	irq11read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4991	irq12read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4992	irq13read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4993	irq14read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4994	irq15read dd 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
		4995	endg
		4996
		4997	; status
		4998	uglobal
		4999	hd1_status dd 0x0 ; 0 - free : other - pid
		5000	application_table_status dd 0x0 ; 0 - free : other - pid
		5001	endg
		5002
		5003	; device addresses
		5004	uglobal
		5005	mididp dd 0x0
		5006	midisp dd 0x0
		5007
		5008	cdbase dd 0x0
		5009	cdid dd 0x0
		5010
		5011	hdbase dd 0x0 ; for boot 0x1f0
		5012	hdid dd 0x0
		5013	hdpos dd 0x0 ; for boot 0x1
		5014	fat32part dd 0x0 ; for boot 0x1
		5015
		5016	;part2_ld dd 0x0
		5017
102	poddubny	5018	;* start code - Mario79
33	mario79	5019	mouse_pause dd 0
36	mario79	5020	MouseTickCounter dd 0
33	mario79	5021	ps2_mouse_detected db 0
		5022	com1_mouse_detected db 0
		5023	com2_mouse_detected db 0
102	poddubny	5024	;* end code - Mario79
1	ha	5025
		5026	wraw_bacground_select db 0
		5027	lba_read_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		5028	pci_access_enabled dd 0x0 ; 0 = disabled , 1 = enabled
		5029
		5030	sb16 dd 0x0
		5031	wss dd 0x0
		5032
		5033	buttontype dd 0x0
		5034	windowtypechanged dd 0x0
164	serge	5035
		5036	align 4
		5037	pg_data PG_DATA
		5038	heap_test dd ?
		5039	cpu_caps dd 4 dup(0)
1	ha	5040	endg
		5041
		5042	iglobal
		5043	keyboard dd 0x1
		5044	sound_dma dd 0x1
		5045	syslang dd 0x1
		5046	endg
		5047
		5048	IncludeIGlobals
		5049	endofcode:
		5050	IncludeUGlobals
		5051	uglobals_size = $ - endofcode
41	mikedld	5052	diff16 "end of kernel code",0,$
1	ha	5053

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(root)/kernel/trunk/kernel.asm @ 473 – Rev 211