WebSVN – Kolibri OS – Blame – /kernel/branches/flat_kernel/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"
388	serge	18	max_processes equ 255
		19	tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
1	ha	20
164	serge	21
388	serge	22	os_data equ os_data_l-gdts ; GDTs
		23	os_code equ os_code_l-gdts
		24	graph_data equ 3+graph_data_l-gdts
		25	tss0 equ tss0_l-gdts
		26	app_code equ 3+app_code_l-gdts
		27	app_data equ 3+app_data_l-gdts
1	ha	28
		29
		30	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		31	;;
		32	;; Included files:
		33	;;
		34	;; Kernel16.inc
		35	;; - Booteng.inc English text for bootup
		36	;; - Bootcode.inc Hardware setup
		37	;; - Pci16.inc PCI functions
		38	;;
		39	;; Kernel32.inc
		40	;; - Sys32.inc Process management
		41	;; - Shutdown.inc Shutdown and restart
		42	;; - Fat32.inc Read / write hd
		43	;; - Vesa12.inc Vesa 1.2 driver
		44	;; - Vesa20.inc Vesa 2.0 driver
		45	;; - Vga.inc VGA driver
		46	;; - Stack.inc Network interface
		47	;; - Mouse.inc Mouse pointer
		48	;; - Scincode.inc Window skinning
		49	;; - Pci32.inc PCI functions
		50	;;
		51	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		52
		53
		54	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		55	;; ;;
		56	;; 16 BIT ENTRY FROM BOOTSECTOR ;;
		57	;; ;;
		58	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		59
		60	use16
82	halyavin	61	org 0x0
1	ha	62	jmp start_of_code
		63
388	serge	64	version db 'Kolibri OS version 0.6.5.0 ',13,10,13,10,0
1	ha	65
		66	include "boot/preboot.inc"
		67
388	serge	68	if lang eq en
		69	include "boot/booteng.inc" ; english system boot messages
		70	else if lang eq ru
		71	include "boot/bootru.inc" ; russian system boot messages
		72	include "boot/ru.inc" ; Russian font
		73	else if lang eq et
		74	include "boot/bootet.inc" ; estonian system boot messages
		75	include "boot/et.inc" ; Estonian font
		76	else
		77	include "boot/bootge.inc" ; german system boot messages
		78	end if
1	ha	79
388	serge	80	include "boot/bootcode.inc" ; 16 bit system boot code
		81	include "bus/pci/pci16.inc"
1	ha	82
		83	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		84	;; ;;
		85	;; SWITCH TO 32 BIT PROTECTED MODE ;;
		86	;; ;;
		87	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		88
		89
		90	; CR0 Flags - Protected mode and Paging
		91
168	serge	92	mov ecx, CR0_PE
1	ha	93
		94	; Enabling 32 bit protected mode
		95
388	serge	96	; sidt [cs:old_ints_h-0x10000]
1	ha	97
		98	cli ; disable all irqs
		99	cld
		100	mov al,255 ; mask all irqs
		101	out 0xa1,al
		102	out 0x21,al
		103	l.5: in al, 0x64 ; Enable A20
		104	test al, 2
		105	jnz l.5
		106	mov al, 0xD1
		107	out 0x64, al
		108	l.6: in al, 0x64
		109	test al, 2
		110	jnz l.6
		111	mov al, 0xDF
		112	out 0x60, al
149	diamond	113	l.7: in al, 0x64
		114	test al, 2
		115	jnz l.7
		116	mov al, 0xFF
		117	out 0x64, al
388	serge	118
		119	lgdt [cs:tmp_gdt] ; Load GDT
		120	mov eax, cr0 ; protected mode
1	ha	121	or eax, ecx
		122	and eax, 10011111b 65536256 + 0xffffff ; caching enabled
		123	mov cr0, eax
		124	jmp pword os_code:B32 ; jmp to enable 32 bit mode
		125
388	serge	126	align 8
		127	tmp_gdt:
183	diamond	128
388	serge	129	dw 23
		130	dd tmp_gdt+0x10000
		131	dw 0
1	ha	132
388	serge	133	dw 0xffff
		134	dw 0x0000
		135	db 0x00
		136	dw 11011111b *256 +10011010b
		137	db 0x00
183	diamond	138
388	serge	139	dw 0xffff
		140	dw 0x0000
		141	db 0x00
		142	dw 11011111b *256 +10010010b
		143	db 0x00
375	Ghost	144
388	serge	145	include "data16.inc"
1	ha	146
388	serge	147	use32
		148	org $+0x10000
1	ha	149
388	serge	150	align 4
		151	B32:
		152	mov ax,os_data ; Selector for os
		153	mov ds,ax
		154	mov es,ax
		155	mov fs,ax
		156	mov gs,ax
		157	mov ss,ax
		158	mov esp,0x3ec00 ; Set stack
1	ha	159
388	serge	160	; CLEAR 0x280000 - HEAP_BASE
1	ha	161
388	serge	162	xor eax,eax
		163	mov edi,0x280000
		164	mov ecx,(HEAP_BASE-0x280000) / 4
		165	cld
		166	rep stosd
1	ha	167
388	serge	168	mov edi,0x40000
		169	mov ecx,(0x90000-0x40000)/4
		170	rep stosd
1	ha	171
388	serge	172	; CLEAR KERNEL UNDEFINED GLOBALS
		173	mov edi, endofcode-OS_BASE
		174	mov ecx, (uglobals_size/4)+4
		175	rep stosd
1	ha	176
388	serge	177	; SAVE & CLEAR 0-0xffff
1	ha	178
388	serge	179	xor esi, esi
		180	mov edi,0x2F0000
		181	mov ecx,0x10000 / 4
		182	rep movsd
		183	xor edi, edi
		184	mov ecx,0x10000 / 4
		185	rep stosd
1	ha	186
388	serge	187	call test_cpu
		188	bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
1	ha	189
388	serge	190	; MEMORY MODEL
		191	call mem_test
		192	call init_mem
		193	call init_page_map
1	ha	194
388	serge	195	; ENABLE PAGING
1	ha	196
388	serge	197	mov eax, sys_pgdir-OS_BASE
		198	mov cr3, eax
1	ha	199
388	serge	200	mov eax,cr0
		201	or eax,CR0_PG
		202	mov cr0,eax
		203	lgdt [gdts]
		204	jmp pword os_code:high_code
1	ha	205
388	serge	206	__DEBUG__ fix 1
		207	__DEBUG_LEVEL__ fix 1
		208	include 'init.inc'
		209	include "boot/shutdown.inc" ; shutdown or restart
380	serge	210
390	serge	211	org OS_BASE+$
		212	include 'fdo.inc'
1	ha	213
388	serge	214	align 4
		215	high_code:
		216	mov ax,os_data
		217	mov ds,ax
		218	mov es,ax
		219	mov fs,ax
		220	mov gs,ax
		221	mov ss,ax
		222	add esp, OS_BASE
1	ha	223
388	serge	224	mov dword [sys_pgdir], 0
		225	mov dword [sys_pgdir+4], 0
		226	mov dword [sys_pgdir+8], 0
		227	mov dword [sys_pgdir+12], 0
1	ha	228
388	serge	229	mov eax, sys_pgdir-OS_BASE
		230	mov cr3, eax
1	ha	231
		232	; SAVE REAL MODE VARIABLES
388	serge	233	mov ax, [BOOT_VAR + 0x9031]
160	diamond	234	mov [IDEContrRegsBaseAddr], ax
76	mario79	235	; --------------- APM ---------------------
388	serge	236	; mov eax, [BOOT_VAR + 0x9040] ; entry point
		237	; mov dword[apm_entry], eax
		238	; mov word [apm_entry + 4], apm_code_32 - gdts
76	mario79	239
388	serge	240	mov eax, [BOOT_VAR + 0x9044] ; version & flags
76	mario79	241	mov [apm_vf], eax
		242	; -----------------------------------------
388	serge	243	; movzx eax,byte [BOOT_VAR+0x9010] ; mouse port
1	ha	244	; mov [0xF604],byte 1 ;al
388	serge	245	mov al, [BOOT_VAR+0x901F] ; DMA writing
346	diamond	246	mov [allow_dma_write], al
388	serge	247	mov al,[BOOT_VAR+0x9000] ; bpp
381	serge	248	mov [ScreenBPP],al
388	serge	249	movzx eax,word [BOOT_VAR+0x900A] ; X max
1	ha	250	dec eax
381	serge	251	mov [ScreenWidth],eax
41	mikedld	252	mov [screen_workarea.right],eax
388	serge	253	movzx eax,word [BOOT_VAR+0x900C] ; Y max
1	ha	254	dec eax
381	serge	255	mov [ScreenHeight],eax
41	mikedld	256	mov [screen_workarea.bottom],eax
388	serge	257	movzx eax,word [BOOT_VAR+0x9008] ; screen mode
381	serge	258	mov [SCR_MODE],eax
388	serge	259	mov eax,[BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
381	serge	260	mov [BANK_SWITCH],eax
		261	mov [BytesPerScanLine],word 640*4 ; Bytes PerScanLine
		262	cmp [SCR_MODE],word 0x13 ; 320x200
1	ha	263	je @f
381	serge	264	cmp [SCR_MODE],word 0x12 ; VGA 640x480
1	ha	265	je @f
388	serge	266	mov ax,[BOOT_VAR+0x9001] ; for other modes
381	serge	267	mov [BytesPerScanLine],ax
1	ha	268	@@:
		269
		270	; GRAPHICS ADDRESSES
		271
388	serge	272	mov byte [BOOT_VAR+0x901e],0x0
		273	mov eax,[BOOT_VAR+0x9018]
164	serge	274	mov [LFBAddress],eax
1	ha	275
381	serge	276	cmp [SCR_MODE],word 0100000000000000b
1	ha	277	jge setvesa20
381	serge	278	cmp [SCR_MODE],word 0x13
1	ha	279	je v20ga32
381	serge	280	mov [PUTPIXEL],dword Vesa12_putpixel24 ; Vesa 1.2
388	serge	281	mov [GETPIXEL],dword Vesa12_getpixel24
381	serge	282	cmp [ScreenBPP],byte 24
1	ha	283	jz ga24
381	serge	284	mov [PUTPIXEL],dword Vesa12_putpixel32
388	serge	285	mov [GETPIXEL],dword Vesa12_getpixel32
1	ha	286	ga24:
		287	jmp v20ga24
		288	setvesa20:
381	serge	289	mov [PUTPIXEL],dword Vesa20_putpixel24 ; Vesa 2.0
388	serge	290	mov [GETPIXEL],dword Vesa20_getpixel24
381	serge	291	cmp [ScreenBPP],byte 24
1	ha	292	jz v20ga24
		293	v20ga32:
381	serge	294	mov [PUTPIXEL],dword Vesa20_putpixel32
388	serge	295	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	296	v20ga24:
381	serge	297	cmp [SCR_MODE],word 0x12 ; 16 C VGA 640x480
1	ha	298	jne no_mode_0x12
381	serge	299	mov [PUTPIXEL],dword VGA_putpixel
388	serge	300	mov [GETPIXEL],dword Vesa20_getpixel32
1	ha	301	no_mode_0x12:
		302
375	Ghost	303	; -------- Fast System Call init ----------
378	serge	304	; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
		305	bt [cpu_caps], CAPS_SEP
		306	jnc .SEnP ; SysEnter not Present
		307	xor edx, edx
		308	mov ecx, MSR_SYSENTER_CS
		309	mov eax, os_code
		310	wrmsr
		311	mov ecx, MSR_SYSENTER_ESP
		312	mov eax, sysenter_stack ; Check it
		313	wrmsr
		314	mov ecx, MSR_SYSENTER_EIP
		315	mov eax, sysenter_entry
		316	wrmsr
375	Ghost	317	.SEnP:
378	serge	318	; AMD SYSCALL/SYSRET
		319	cmp byte[cpu_vendor], 'A'
		320	jne .noSYSCALL
		321	mov eax, 0x80000001
		322	cpuid
		323	test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
		324	jz .noSYSCALL
		325	mov ecx, MSR_AMD_EFER
		326	rdmsr
		327	or eax, 1 ; bit_0 - System Call Extension (SCE)
		328	wrmsr
164	serge	329
375	Ghost	330	; !!!! It`s dirty hack, fix it !!!
		331	; Bits of EDX :
		332	; Bit 31�16 During the SYSRET instruction, this field is copied into the CS register
		333	; and the contents of this field, plus 8, are copied into the SS register.
		334	; Bit 15�0 During the SYSCALL instruction, this field is copied into the CS register
		335	; and the contents of this field, plus 8, are copied into the SS register.
		336
		337	; mov edx, (os_code + 16) * 65536 + os_code
378	serge	338	mov edx, 0x1B0013
375	Ghost	339
378	serge	340	mov eax, syscall_entry
		341	mov ecx, MSR_AMD_STAR
		342	wrmsr
375	Ghost	343	.noSYSCALL:
		344	; -----------------------------------------
		345
164	serge	346	call init_kernel_heap
357	serge	347	stdcall kernel_alloc, 0x2000
		348	mov [os_stack], eax
378	serge	349
388	serge	350	mov [LFBSize], 0x800000
		351	call init_mtrr
		352
164	serge	353	call init_LFB
214	serge	354	call init_fpu
164	serge	355
276	serge	356	call init_malloc
		357
188	serge	358	stdcall alloc_kernel_space, 0x4F000
164	serge	359	mov [ipc_tmp], eax
		360	mov ebx, 0x1000
		361
		362	add eax, 0x40000
		363	mov [proc_mem_map], eax
		364
		365	add eax, 0x8000
		366	mov [proc_mem_pdir], eax
		367
		368	add eax, ebx
		369	mov [proc_mem_tab], eax
		370
		371	add eax, ebx
		372	mov [tmp_task_pdir], eax
		373
		374	add eax, ebx
		375	mov [tmp_task_ptab], eax
		376
		377	add eax, ebx
		378	mov [ipc_pdir], eax
		379
		380	add eax, ebx
		381	mov [ipc_ptab], eax
		382
227	serge	383	call init_events
		384
278	serge	385	mov eax, srv.fd-SRV_FD_OFFSET
		386	mov [srv.fd], eax
		387	mov [srv.bk], eax
		388
164	serge	389	mov edi, irq_tab
		390	xor eax, eax
		391	mov ecx, 16
		392	rep stosd
		393
41	mikedld	394	;Set base of graphic segment to linear address of LFB
164	serge	395	mov eax,[LFBAddress] ; set for gs
1	ha	396	mov [graph_data_l+2],ax
		397	shr eax,16
		398	mov [graph_data_l+4],al
41	mikedld	399	mov [graph_data_l+7],ah
1	ha	400
256	diamond	401	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		402	include 'detect/disks.inc'
		403	;!!!!!!!!!!!!!!!!!!!!!!!!!!
		404
1	ha	405	; READ RAMDISK IMAGE FROM HD
		406
		407	;!!!!!!!!!!!!!!!!!!!!!!!
		408	include 'boot/rdload.inc'
		409	;!!!!!!!!!!!!!!!!!!!!!!!
		410	; mov [dma_hdd],1
		411	; CALCULATE FAT CHAIN FOR RAMDISK
		412
		413	call calculatefatchain
		414
		415	; LOAD VMODE DRIVER
		416
		417	;!!!!!!!!!!!!!!!!!!!!!!!
		418	include 'vmodeld.inc'
		419	;!!!!!!!!!!!!!!!!!!!!!!!
		420
		421	; LOAD FONTS I and II
		422
379	serge	423	mov [CURRENT_TASK],dword 1
		424	mov [TASK_COUNT],dword 1
		425	mov [TASK_BASE],dword TASK_DATA
1	ha	426
202	diamond	427	mov esi,char
1	ha	428	xor ebx,ebx
388	serge	429	mov ecx,2560
381	serge	430	mov edx,FONT_I
202	diamond	431	call fs_RamdiskRead
1	ha	432
202	diamond	433	mov esi,char2
1	ha	434	xor ebx,ebx
12	halyavin	435	mov ecx,2560;26000
381	serge	436	mov edx,FONT_II
202	diamond	437	call fs_RamdiskRead
1	ha	438
		439	mov esi,boot_fonts
		440	call boot_log
		441
		442	; PRINT AMOUNT OF MEMORY
		443	mov esi, boot_memdetect
		444	call boot_log
		445
		446	movzx ecx, word [boot_y]
		447	or ecx, (10+29*6) shl 16 ; "Determining amount of memory"
		448	sub ecx, 10
		449	mov edx, 0xFFFFFF
164	serge	450	mov ebx, [MEM_AMOUNT]
1	ha	451	shr ebx, 20
		452	mov edi, 1
		453	mov eax, 0x00040000
200	diamond	454	call display_number_force
41	mikedld	455
1	ha	456	; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
		457
		458	mov esi,boot_irqs
		459	call boot_log
		460	call rerouteirqs
		461
		462	mov esi,boot_tss
		463	call boot_log
		464
		465	; BUILD SCHEDULER
		466
		467	call build_scheduler ; sys32.inc
		468
		469	; LOAD IDT
388	serge	470	lidt [idtreg]
1	ha	471
		472	mov esi,boot_devices
		473	call boot_log
		474	call detect_devices
		475
388	serge	476	; TIMER SET TO 1/100 S
1	ha	477
		478	mov esi,boot_timer
		479	call boot_log
		480	mov al,0x34 ; set to 100Hz
		481	out 0x43,al
		482	mov al,0x9b ; lsb 1193180 / 1193
		483	out 0x40,al
		484	mov al,0x2e ; msb
		485	out 0x40,al
		486
		487	; SET MOUSE
		488
		489	mov esi,boot_setmouse
		490	call boot_log
		491	call setmouse
		492
227	serge	493	mov [pci_access_enabled],1
214	serge	494
1	ha	495	; SET PRELIMINARY WINDOW STACK AND POSITIONS
		496
		497	mov esi,boot_windefs
		498	call boot_log
		499	call setwindowdefaults
		500
		501	; SET BACKGROUND DEFAULTS
		502
		503	mov esi,boot_bgr
		504	call boot_log
		505	call calculatebackground
		506
		507	; RESERVE SYSTEM IRQ'S JA PORT'S
		508
		509	mov esi,boot_resirqports
		510	call boot_log
		511	call reserve_irqs_ports
		512
		513	; SET PORTS FOR IRQ HANDLERS
		514
		515	mov esi,boot_setrports
		516	call boot_log
		517	call setirqreadports
		518
		519	; SET UP OS TASK
		520
		521	mov esi,boot_setostask
		522	call boot_log
214	serge	523
357	serge	524	mov eax, fpu_data
380	serge	525	mov dword [SLOT_BASE+APPDATA.fpu_state], eax
		526	mov dword [SLOT_BASE+APPDATA.fpu_handler], 0
		527	mov dword [SLOT_BASE+APPDATA.sse_handler], 0
164	serge	528
214	serge	529	; name for OS/IDLE process
281	serge	530
380	serge	531	mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
		532	mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
357	serge	533	mov edi, [os_stack]
380	serge	534	mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
357	serge	535	add edi, 0x2000-512
380	serge	536	mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
357	serge	537
		538	mov esi, fpu_data
		539	mov ecx, 512/4
		540	cld
		541	rep movsd
		542
380	serge	543	mov dword [SLOT_BASE+256+APPDATA.fpu_handler], 0
		544	mov dword [SLOT_BASE+256+APPDATA.sse_handler], 0
		545	mov dword [SLOT_BASE+256+APPDATA.cursor], ebx
214	serge	546
380	serge	547	mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
		548	mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
		549	mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
281	serge	550
1	ha	551	; task list
388	serge	552	mov [CURRENT_TASK],dword 1
		553	mov [TASK_COUNT],dword 1
379	serge	554	mov [TASK_DATA+TASKDATA.wnd_number], 1 ; on screen number
		555	mov [TASK_DATA+TASKDATA.pid], 1 ; process id number
		556	mov [TASK_DATA+TASKDATA.mem_start], 0 ; process base address
1	ha	557
		558	mov edi,tss_data+tss_step
237	serge	559	mov ecx, (tss_step)/4
		560	xor eax, eax
1	ha	561	cld
237	serge	562	rep stosd
1	ha	563
237	serge	564	mov edi,tss_data+tss_step
		565	mov [edi+TSS._ss0], os_data
		566	mov eax,cr3
		567	mov [edi+TSS._cr3],eax
		568	mov [edi+TSS._eip],osloop
		569	mov [edi+TSS._eflags],dword 0x11202 ; sti and resume
357	serge	570	mov eax, [os_stack]
		571	add eax, 0x2000-512
		572	mov [edi+TSS._esp], eax
237	serge	573	mov [edi+TSS._cs],os_code
		574	mov [edi+TSS._ss],os_data
		575	mov [edi+TSS._ds],os_data
		576	mov [edi+TSS._es],os_data
		577	mov [edi+TSS._fs],os_data
		578	mov [edi+TSS._gs],os_data
		579
1	ha	580	mov ax,tss0
		581	ltr ax
		582
281	serge	583	call init_cursors
388	serge	584	mov eax, [def_cursor]
		585	mov [SLOT_BASE+APPDATA.cursor],eax
		586	mov [SLOT_BASE+APPDATA.cursor+256],eax
281	serge	587
388	serge	588	; READ TSC / SECOND
281	serge	589
1	ha	590	mov esi,boot_tsc
		591	call boot_log
		592	call _rdtsc
		593	mov ecx,eax
		594	mov esi,250 ; wait 1/4 a second
		595	call delay_ms
		596	call _rdtsc
		597	sub eax,ecx
		598	shl eax,2
381	serge	599	mov [CPU_FREQ],eax ; save tsc / sec
172	serge	600	mov ebx, 1000000
		601	div ebx
		602	mov [stall_mcs], eax
1	ha	603
		604	; SET VARIABLES
		605
		606	call set_variables
		607
		608	; STACK AND FDC
		609
		610	call stack_init
		611	call fdc_init
		612
		613	; PALETTE FOR 320x200 and 640x480 16 col
		614
381	serge	615	cmp [SCR_MODE],word 0x12
1	ha	616	jne no_pal_vga
		617	mov esi,boot_pal_vga
		618	call boot_log
		619	call paletteVGA
		620	no_pal_vga:
		621
381	serge	622	cmp [SCR_MODE],word 0x13
1	ha	623	jne no_pal_ega
		624	mov esi,boot_pal_ega
		625	call boot_log
		626	call palette320x200
		627	no_pal_ega:
		628
		629	; LOAD DEFAULT SKIN
		630
49	mikedld	631	mov esi,_skin_file_default
		632	mov edi,_skin_file
		633	movsd
		634	movsd
		635	movsd
		636	call load_skin
1	ha	637
		638	; LOAD FIRST APPLICATION
		639	cli
388	serge	640	cmp byte [BOOT_VAR+0x9030],1
1	ha	641	jne no_load_vrr_m
237	serge	642
363	serge	643	mov ebp, vrr_m
		644	xor ebx, ebx
		645	xor edx, edx
		646	call fs_execute
21	poddubny	647	cmp eax,2 ; if vrr_m app found (PID=2)
1	ha	648	je first_app_found
41	mikedld	649
237	serge	650	no_load_vrr_m:
363	serge	651	mov ebp, firstapp
		652	xor ebx, ebx
		653	xor edx, edx
		654	call fs_execute
21	poddubny	655	cmp eax,2 ; continue if a process has been loaded
1	ha	656	je first_app_found
21	poddubny	657	mov eax, 0xDEADBEEF ; otherwise halt
		658	hlt
237	serge	659	first_app_found:
1	ha	660	cli
		661
379	serge	662	;mov [TASK_COUNT],dword 2
		663	mov [CURRENT_TASK],dword 1 ; set OS task fisrt
1	ha	664
21	poddubny	665	; SET KEYBOARD PARAMETERS
		666	mov al, 0xf6 ; reset keyboard, scan enabled
1	ha	667	call kb_write
		668
21	poddubny	669	; wait until 8042 is ready
265	diamond	670	xor ecx,ecx
		671	@@:
		672	in al,64h
		673	and al,00000010b
		674	loopnz @b
1	ha	675
		676	; mov al, 0xED ; svetodiody - only for testing!
		677	; call kb_write
		678	; call kb_read
		679	; mov al, 111b
		680	; call kb_write
		681	; call kb_read
41	mikedld	682
1	ha	683	mov al, 0xF3 ; set repeat rate & delay
		684	call kb_write
265	diamond	685	; call kb_read
92	diamond	686	mov al, 0 ; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
1	ha	687	call kb_write
265	diamond	688	; call kb_read
1	ha	689	;// mike.dld [
		690	call set_lights
		691	;// mike.dld ]
		692
21	poddubny	693	; START MULTITASKING
1	ha	694
21	poddubny	695	mov esi,boot_tasking
		696	call boot_log
		697
381	serge	698	; mov [ENABLE_TASKSWITCH],byte 1 ; multitasking enabled
21	poddubny	699
1	ha	700	; UNMASK ALL IRQ'S
		701
		702	mov esi,boot_allirqs
		703	call boot_log
41	mikedld	704
1	ha	705	cli ;guarantee forbidance of interrupts.
		706	mov al,0 ; unmask all irq's
		707	out 0xA1,al
		708	out 0x21,al
		709
		710	mov ecx,32
		711
		712	ready_for_irqs:
		713
		714	mov al,0x20 ; ready for irqs
		715	out 0x20,al
		716	out 0xa0,al
		717
		718	loop ready_for_irqs ; flush the queue
		719
164	serge	720	stdcall attach_int_handler, dword 1, irq1
		721
1	ha	722	; mov [dma_hdd],1
160	diamond	723	cmp [IDEContrRegsBaseAddr], 0
		724	setnz [dma_hdd]
1	ha	725
		726	sti
		727	jmp $ ; wait here for timer to take control
		728
		729	; Fly :)
		730
388	serge	731
		732	include 'unpacker.inc'
		733
		734	align 4
		735	boot_log:
		736	pushad
		737
		738	mov eax,10*65536
		739	mov ax,word [boot_y]
		740	add [boot_y],dword 10
		741	mov ebx,0x80ffffff ; ASCIIZ string with white color
		742	mov ecx,esi
		743	mov edi,1
		744	call dtext
		745
		746	mov [novesachecksum],1000
		747	call checkVga_N13
		748
		749	cmp [preboot_blogesc+OS_BASE+0x10000],byte 1
		750	je .bll2
		751
		752	cmp esi,boot_tasking
		753	jne .bll2
		754	; begin ealex 04.08.05
		755	; in al,0x61
		756	; and al,01111111b
		757	; out 0x61,al
		758	; end ealex 04.08.05
		759	.bll1: in al,0x60 ; wait for ESC key press
		760	cmp al,129
		761	jne .bll1
		762
		763	.bll2: popad
		764
		765	ret
		766
		767
1	ha	768	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		769	; ;
33	mario79	770	; MAIN OS LOOP START ;
1	ha	771	; ;
		772	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		773	align 32
		774	osloop:
		775	call [draw_pointer]
		776	call checkbuttons
		777	call checkwindows
49	mikedld	778	; call check_window_move_request
1	ha	779	call checkmisc
117	mario79	780	call checkVga_N13
1	ha	781	call stack_handler
		782	call checkidle
		783	call check_fdd_motor_status
		784	jmp osloop
33	mario79	785	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		786	; ;
		787	; MAIN OS LOOP END ;
		788	; ;
		789	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
1	ha	790
		791	checkidle:
		792	pushad
		793
		794	cmp [check_idle_semaphore],0
		795	jne no_idle_state
		796
		797	call change_task
		798	mov eax,[idlemem]
		799	mov ebx,[timer_ticks] ;[0xfdf0]
		800	cmp eax,ebx
		801	jnz idle_exit
		802	call _rdtsc
		803	mov ecx,eax
		804	idle_loop:
		805	hlt
		806	cmp [check_idle_semaphore],0
		807	jne idle_loop_exit
		808	mov eax,[timer_ticks] ;[0xfdf0]
		809	cmp ebx,eax
		810	jz idle_loop
		811	idle_loop_exit:
		812	mov [idlemem],eax
		813	call _rdtsc
		814	sub eax,ecx
		815	mov ebx,[idleuse]
		816	add ebx,eax
		817	mov [idleuse],ebx
		818
		819	popad
		820	ret
		821
		822	idle_exit:
		823
		824	mov ebx,[timer_ticks] ;[0xfdf0]
		825	mov [idlemem],ebx
		826	call change_task
		827
		828	popad
		829	ret
		830
		831	no_idle_state:
		832
		833	dec [check_idle_semaphore]
		834
		835	mov ebx,[timer_ticks] ;[0xfdf0]
		836	mov [idlemem],ebx
		837	call change_task
		838
		839	popad
		840	ret
		841
		842	uglobal
		843	idlemem dd 0x0
		844	idleuse dd 0x0
		845	idleusesec dd 0x0
		846	check_idle_semaphore dd 0x0
		847	endg
		848
		849
		850
		851	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		852	; ;
		853	; INCLUDED SYSTEM FILES ;
		854	; ;
		855	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		856
		857
7	me_root	858	include "kernel32.inc"
1	ha	859
		860
		861	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		862	; ;
		863	; KERNEL FUNCTIONS ;
		864	; ;
		865	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		866
		867	reserve_irqs_ports:
		868
		869	pushad
		870
388	serge	871	mov [irq_owner+4*0], 1 ; timer
		872	mov [irq_owner+4*1], 1 ; keyboard
		873	mov [irq_owner+4*5], 1 ; sound blaster
		874	mov [irq_owner+4*6], 1 ; floppy diskette
		875	mov [irq_owner+4*13], 1 ; math co-pros
		876	mov [irq_owner+4*14], 1 ; ide I
		877	mov [irq_owner+4*15], 1 ; ide II
		878
58	mario79	879	; movzx eax,byte [0xf604] ; mouse irq
		880	; dec eax
		881	; add eax,mouseirqtable
		882	; movzx eax,byte [eax]
		883	; shl eax,2
		884	; mov [irq_owner+eax],byte 1
1	ha	885
		886
		887	; RESERVE PORTS
243	Ghost	888	mov edi,1 ; 0x00-0x2d
381	serge	889	mov [RESERVED_PORTS],edi
1	ha	890	shl edi,4
381	serge	891	mov [RESERVED_PORTS+edi+0],dword 1
		892	mov [RESERVED_PORTS+edi+4],dword 0x0
		893	mov [RESERVED_PORTS+edi+8],dword 0x2d
269	serge	894
381	serge	895	inc dword [RESERVED_PORTS] ; 0x30-0x4d
		896	mov edi,[RESERVED_PORTS]
243	Ghost	897	shl edi,4
381	serge	898	mov [RESERVED_PORTS+edi+0],dword 1
		899	mov [RESERVED_PORTS+edi+4],dword 0x30
		900	mov [RESERVED_PORTS+edi+8],dword 0x4d
269	serge	901
381	serge	902	inc dword [RESERVED_PORTS] ; 0x50-0xdf
		903	mov edi,[RESERVED_PORTS]
243	Ghost	904	shl edi,4
381	serge	905	mov [RESERVED_PORTS+edi+0],dword 1
		906	mov [RESERVED_PORTS+edi+4],dword 0x50
		907	mov [RESERVED_PORTS+edi+8],dword 0xdf
233	serge	908
381	serge	909	inc dword [RESERVED_PORTS] ; 0xe5-0xff
		910	mov edi,[RESERVED_PORTS]
223	Ghost	911	shl edi,4
381	serge	912	mov [RESERVED_PORTS+edi+0],dword 1
		913	mov [RESERVED_PORTS+edi+4],dword 0xe5
		914	mov [RESERVED_PORTS+edi+8],dword 0xff
233	serge	915
		916
58	mario79	917	; cmp [0xf604],byte 2 ; com1 mouse -> 0x3f0-0x3ff
		918	; jne ripl1
		919	; inc dword [0x2d0000]
		920	; mov edi,[0x2d0000]
		921	; shl edi,4
		922	; mov [0x2d0000+edi+0],dword 1
		923	; mov [0x2d0000+edi+4],dword 0x3f0
		924	; mov [0x2d0000+edi+8],dword 0x3ff
		925	; ripl1:
		926	; cmp [0xf604],byte 3 ; com2 mouse -> 0x2f0-0x2ff
		927	; jne ripl2
		928	; inc dword [0x2d0000]
		929	; mov edi,[0x2d0000]
		930	; shl edi,4
		931	; mov [0x2d0000+edi+0],dword 1
		932	; mov [0x2d0000+edi+4],dword 0x2f0
		933	; mov [0x2d0000+edi+8],dword 0x2ff
		934	; ripl2:
1	ha	935
		936	popad
		937	ret
		938
		939	iglobal
		940	mouseirqtable db 12 ; ps2
		941	db 4 ; com1
		942	db 3 ; com2
		943	endg
		944
		945	setirqreadports:
		946
		947	mov [irq12read+0],dword 0x60 + 0x01000000 ; read port 0x60 , byte
		948	mov [irq12read+4],dword 0 ; end of port list
		949	mov [irq04read+0],dword 0x3f8 + 0x01000000 ; read port 0x3f8 , byte
		950	mov [irq04read+4],dword 0 ; end of port list
		951	mov [irq03read+0],dword 0x2f8 + 0x01000000 ; read port 0x2f8 , byte
		952	mov [irq03read+4],dword 0 ; end of port list
		953
		954	ret
		955
		956	iglobal
		957	process_number dd 0x1
		958	endg
		959
		960	set_variables:
		961
		962	mov ecx,0x100 ; flush port 0x60
		963	.fl60: in al,0x60
		964	loop .fl60
381	serge	965	mov [MOUSE_BUFF_COUNT],byte 0 ; mouse buffer
		966	mov [KEY_COUNT],byte 0 ; keyboard buffer
		967	mov [BTN_COUNT],byte 0 ; button buffer
		968	; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
1	ha	969
		970	push eax
388	serge	971	mov ax,[BOOT_VAR+0x900c]
1	ha	972	shr ax,1
		973	shl eax,16
388	serge	974	mov ax,[BOOT_VAR+0x900A]
1	ha	975	shr ax,1
381	serge	976	mov [MOUSE_X],eax
1	ha	977	pop eax
41	mikedld	978
1	ha	979	mov byte [SB16_Status],0 ; Minazzi Paolo
		980	mov [display_data-12],dword 1 ; tiled background
381	serge	981	mov [BTN_ADDR],dword BUTTON_INFO ; address of button list
1	ha	982
		983	;!! IP 04.02.2005:
		984	mov [next_usage_update], 100
388	serge	985	mov byte [DONT_SWITCH], 0 ; change task if possible
1	ha	986
		987	ret
		988
		989	;* mouse centered - start code- Mario79
		990	mouse_centered:
		991	push eax
381	serge	992	mov eax,[ScreenWidth]
1	ha	993	shr eax,1
381	serge	994	mov [MOUSE_X],ax
		995	mov eax,[ScreenHeight]
1	ha	996	shr eax,1
381	serge	997	mov [MOUSE_Y],ax
1	ha	998	pop eax
		999	ret
		1000	;* mouse centered - end code- Mario79
		1001
		1002	align 4
		1003
		1004	sys_outport:
		1005
		1006	mov edi,ebx ; separate flag for read / write
		1007	and ebx,65535
		1008
381	serge	1009	mov ecx,[RESERVED_PORTS]
1	ha	1010	test ecx,ecx
		1011	jne sopl8
		1012	mov [esp+36],dword 1
		1013	ret
		1014
		1015	sopl8:
379	serge	1016	mov edx,[TASK_BASE]
1	ha	1017	mov edx,[edx+0x4]
		1018	and ebx,65535
		1019	cld
		1020	sopl1:
		1021
		1022	mov esi,ecx
		1023	shl esi,4
381	serge	1024	add esi,RESERVED_PORTS
1	ha	1025	cmp edx,[esi+0]
		1026	jne sopl2
		1027	cmp ebx,[esi+4]
		1028	jb sopl2
		1029	cmp ebx,[esi+8]
		1030	jg sopl2
		1031	jmp sopl3
		1032
		1033	sopl2:
		1034
		1035	dec ecx
		1036	jnz sopl1
		1037	mov [esp+36],dword 1
		1038	ret
		1039
		1040	sopl3:
		1041
		1042	test edi,0x80000000 ; read ?
		1043	jnz sopl4
		1044
		1045	mov dx,bx ; write
		1046	out dx,al
		1047	mov [esp+36],dword 0
		1048	ret
		1049
		1050	sopl4:
		1051
		1052	mov dx,bx ; read
		1053	in al,dx
		1054	and eax,0xff
		1055	mov [esp+36],dword 0
		1056	mov [esp+24],eax
		1057	ret
		1058
		1059
		1060
		1061	align 4
		1062	sys_sb16:
		1063
		1064	cmp word [sb16],word 0
		1065	jnz sb16l1
		1066	mov [esp+36],dword 1
		1067	ret
		1068	sb16l1:
		1069	mov [esp+36],dword 0
		1070	cmp eax,1 ; set volume - main
		1071	jnz sb16l2
		1072	mov dx,word [sb16]
		1073	add dx,4
		1074	mov al,0x22
		1075	out dx,al
		1076	mov esi,1
		1077	call delay_ms
		1078	mov eax,ebx
		1079	inc edx
		1080	out dx,al
		1081	ret
		1082	sb16l2:
		1083
		1084	cmp eax,2 ; set volume - cd
		1085	jnz sb16l3
		1086	mov dx,word [sb16]
		1087	add dx,4
		1088	mov al,0x28
		1089	out dx,al
		1090	mov esi,1
		1091	call delay_ms
		1092	mov eax,ebx
		1093	add edx,1
		1094	out dx,al
		1095	ret
		1096	sb16l3:
		1097	mov [esp+36],dword 2
		1098	ret
		1099
		1100
		1101	align 4
		1102
		1103	sys_sb16II:
		1104
		1105	cmp word [sb16],word 0
		1106	jnz IIsb16l1
		1107	mov [esp+36],dword 1
		1108	ret
		1109	IIsb16l1:
		1110
		1111	cmp eax,1 ; set volume - main
		1112	jnz IIsb16l2
		1113	; L
		1114	mov dx,word [sb16]
		1115	add dx,4
		1116	mov al,0x30
		1117	out dx,al
		1118	mov eax,ebx
		1119	inc edx
		1120	out dx,al
		1121	; R
		1122	mov dx,word [sb16]
		1123	add dx,4
		1124	mov al,0x31
		1125	out dx,al
		1126	mov eax,ebx
		1127	inc edx
		1128	out dx,al
		1129	mov [esp+36],dword 0
		1130	ret
		1131	IIsb16l2:
		1132
		1133	cmp eax,2 ; set volume - cd
		1134	jnz IIsb16l3
		1135	; L
		1136	mov dx,word [sb16]
		1137	add dx,4
		1138	mov al,0x36
		1139	out dx,al
		1140	mov eax,ebx
		1141	inc edx
		1142	out dx,al
		1143	; R
		1144	mov dx,word [sb16]
		1145	add dx,4
		1146	mov al,0x37
		1147	out dx,al
		1148	mov eax,ebx
		1149	inc edx
		1150	out dx,al
		1151	mov [esp+36],dword 0
		1152	ret
		1153	IIsb16l3:
		1154
		1155	mov [esp+36],dword 2
		1156	ret
		1157
		1158
		1159	display_number:
		1160
		1161	; eax = print type, al=0 -> ebx is number
		1162	; al=1 -> ebx is pointer
		1163	; ah=0 -> display decimal
		1164	; ah=1 -> display hexadecimal
		1165	; ah=2 -> display binary
		1166	; eax bits 16-21 = number of digits to display (0-32)
		1167	; eax bits 22-31 = reserved
		1168	;
		1169	; ebx = number or pointer
		1170	; ecx = x shl 16 + y
		1171	; edx = color
200	diamond	1172	xor edi, edi
211	serge	1173	display_number_force:
1	ha	1174
		1175	cmp eax,0xffff ; length > 0 ?
		1176	jge cont_displ
		1177	ret
		1178	cont_displ:
		1179
75	diamond	1180	cmp eax,61*0x10000 ; length <= 60 ?
		1181	jb cont_displ2
1	ha	1182	ret
		1183	cont_displ2:
		1184
		1185	pushad
		1186
		1187	cmp al,1 ; ecx is a pointer ?
		1188	jne displnl1
139	diamond	1189	mov ebx,[ebx+std_application_base_address]
1	ha	1190	displnl1:
		1191	sub esp,64
		1192
		1193	cmp ah,0 ; DECIMAL
		1194	jne no_display_desnum
		1195	shr eax,16
75	diamond	1196	and eax,0x3f
1	ha	1197	push eax
		1198	mov edi,esp
194	diamond	1199	add edi,4+64-1
1	ha	1200	mov ecx,eax
		1201	mov eax,ebx
		1202	mov ebx,10
		1203	d_desnum:
		1204	xor edx,edx
		1205	div ebx
		1206	add dl,48
		1207	mov [edi],dl
		1208	dec edi
		1209	loop d_desnum
		1210	pop eax
		1211	call draw_num_text
		1212	add esp,64
		1213	popad
		1214	ret
		1215	no_display_desnum:
		1216
		1217	cmp ah,0x01 ; HEXADECIMAL
		1218	jne no_display_hexnum
		1219	shr eax,16
75	diamond	1220	and eax,0x3f
1	ha	1221	push eax
		1222	mov edi,esp
194	diamond	1223	add edi,4+64-1
1	ha	1224	mov ecx,eax
		1225	mov eax,ebx
		1226	mov ebx,16
		1227	d_hexnum:
		1228	xor edx,edx
		1229	div ebx
		1230	add edx,hexletters
		1231	mov dl,[edx]
		1232	mov [edi],dl
		1233	dec edi
		1234	loop d_hexnum
		1235	pop eax
		1236	call draw_num_text
		1237	add esp,64
		1238	popad
		1239	ret
		1240	no_display_hexnum:
		1241
		1242	cmp ah,0x02 ; BINARY
		1243	jne no_display_binnum
		1244	shr eax,16
75	diamond	1245	and eax,0x3f
1	ha	1246	push eax
		1247	mov edi,esp
194	diamond	1248	add edi,4+64-1
1	ha	1249	mov ecx,eax
		1250	mov eax,ebx
		1251	mov ebx,2
		1252	d_binnum:
		1253	xor edx,edx
		1254	div ebx
		1255	add dl,48
		1256	mov [edi],dl
		1257	dec edi
		1258	loop d_binnum
		1259	pop eax
		1260	call draw_num_text
		1261	add esp,64
		1262	popad
		1263	ret
		1264	no_display_binnum:
		1265
		1266	add esp,64
		1267	popad
		1268	ret
		1269
		1270
		1271	draw_num_text:
		1272
		1273	; dtext
		1274	;
		1275	; eax x & y
		1276	; ebx color
		1277	; ecx start of text
		1278	; edx length
		1279	; edi 1 force
		1280
379	serge	1281	; mov edi,[CURRENT_TASK]
155	diamond	1282	; shl edi,8
380	serge	1283	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
164	serge	1284	; rol eax,16
380	serge	1285	; add ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
164	serge	1286	; rol eax,16
		1287
1	ha	1288	mov edx,eax
194	diamond	1289	mov ecx,64+4
1	ha	1290	sub ecx,eax
		1291	add ecx,esp
		1292	mov eax,[esp+64+32-8+4]
		1293	push edx ; add window start x & y
379	serge	1294	mov edx,[TASK_BASE]
115	poddubny	1295	mov ebx,[edx-twdw+WDATA.box.left]
380	serge	1296	add ebx, [(edx-CURRENT_TASK)*8+SLOT_BASE+APPDATA.wnd_clientbox.left]
1	ha	1297	shl ebx,16
115	poddubny	1298	add ebx,[edx-twdw+WDATA.box.top]
380	serge	1299	add ebx, [(edx-CURRENT_TASK)*8+SLOT_BASE+APPDATA.wnd_clientbox.top]
1	ha	1300	add eax,ebx
		1301	pop edx
139	diamond	1302	mov ebx,[esp+64+32-12+4]
		1303	and ebx, not 0x80000000 ; force counted string
		1304	mov esi, [esp+64+4+4]
194	diamond	1305	mov edi, [esp+64+4]
139	diamond	1306	jmp dtext
1	ha	1307
		1308	read_string:
		1309
		1310	; eax read_area
		1311	; ebx color of letter
		1312	; ecx color of background
		1313	; edx number of letters to read
		1314	; esi [x start]*65536 + [y_start]
		1315
		1316	ret
		1317
		1318
		1319	align 4
		1320
		1321	sys_setup:
		1322
		1323	; 1=roland mpu midi base , base io address
		1324	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1325	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1326	; 4=sb16 base , base io address
		1327	; 5=system language, 1eng 2fi 3ger 4rus
		1328	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1329	; 8=fat32 partition in hd
		1330	; 9
		1331	; 10 = sound dma channel
		1332	; 11 = enable lba read
		1333	; 12 = enable pci access
		1334
		1335
		1336	mov [esp+36],dword 0
		1337	cmp eax,1 ; MIDI
		1338	jnz nsyse1
		1339	cmp ebx,0x100
		1340	jb nsyse1
		1341	mov edx,65535
		1342	cmp edx,ebx
		1343	jb nsyse1
		1344	mov [midi_base],bx
		1345	mov word [mididp],bx
		1346	inc bx
		1347	mov word [midisp],bx
		1348	ret
		1349
283	diamond	1350	iglobal
1	ha	1351	midi_base dw 0
283	diamond	1352	endg
1	ha	1353
		1354	nsyse1:
		1355
		1356	cmp eax,2 ; KEYBOARD
		1357	jnz nsyse2
		1358	cmp ebx,1
		1359	jnz kbnobase
379	serge	1360	mov edi,[TASK_BASE]
115	poddubny	1361	add ecx,[edi+TASKDATA.mem_start]
1	ha	1362	mov eax,ecx
		1363	mov ebx,keymap
		1364	mov ecx,128
		1365	call memmove
		1366	ret
		1367	kbnobase:
		1368	cmp ebx,2
		1369	jnz kbnoshift
379	serge	1370	mov edi,[TASK_BASE]
115	poddubny	1371	add ecx,[edi+TASKDATA.mem_start]
1	ha	1372	mov eax,ecx
		1373	mov ebx,keymap_shift
		1374	mov ecx,128
		1375	call memmove
		1376	ret
		1377	kbnoshift:
		1378	cmp ebx,3
		1379	jne kbnoalt
379	serge	1380	mov edi,[TASK_BASE]
115	poddubny	1381	add ecx,[edi+TASKDATA.mem_start]
1	ha	1382	mov eax,ecx
		1383	mov ebx,keymap_alt
		1384	mov ecx,128
		1385	call memmove
		1386	ret
		1387	kbnoalt:
		1388	cmp ebx,9
		1389	jnz kbnocountry
		1390	mov word [keyboard],cx
		1391	ret
		1392	kbnocountry:
		1393	mov [esp+36],dword 1
		1394	ret
		1395	nsyse2:
		1396	cmp eax,3 ; CD
		1397	jnz nsyse3
75	diamond	1398	test ebx,ebx
		1399	jz nosesl
		1400	cmp ebx, 4
		1401	ja nosesl
1	ha	1402	mov [cd_base],bl
		1403	cmp ebx,1
		1404	jnz noprma
		1405	mov [cdbase],0x1f0
		1406	mov [cdid],0xa0
		1407	noprma:
		1408	cmp ebx,2
		1409	jnz noprsl
		1410	mov [cdbase],0x1f0
		1411	mov [cdid],0xb0
		1412	noprsl:
		1413	cmp ebx,3
		1414	jnz nosema
		1415	mov [cdbase],0x170
		1416	mov [cdid],0xa0
		1417	nosema:
		1418	cmp ebx,4
		1419	jnz nosesl
		1420	mov [cdbase],0x170
		1421	mov [cdid],0xb0
		1422	nosesl:
		1423	ret
		1424
		1425	cd_base db 0
		1426
		1427	nsyse3:
		1428
		1429	cmp eax,4 ; SB
		1430	jnz nsyse4
		1431	cmp ebx,0x100
		1432	jb nsyse4
		1433	mov edx,65535
		1434	cmp edx,ebx
		1435	jb nsyse4
		1436	mov word [sb16],bx
		1437	ret
		1438	nsyse4:
		1439
		1440	cmp eax,5 ; SYSTEM LANGUAGE
		1441	jnz nsyse5
		1442	mov [syslang],ebx
		1443	ret
		1444	nsyse5:
		1445
		1446	cmp eax,7 ; HD BASE
		1447	jne nsyse7
75	diamond	1448	test ebx,ebx
		1449	jz nosethd
		1450	cmp ebx,4
		1451	ja nosethd
1	ha	1452	mov [hd_base],bl
		1453	cmp ebx,1
		1454	jnz noprmahd
		1455	mov [hdbase],0x1f0
		1456	mov [hdid],0x0
		1457	mov [hdpos],1
		1458	; call set_FAT32_variables
		1459	noprmahd:
		1460	cmp ebx,2
		1461	jnz noprslhd
		1462	mov [hdbase],0x1f0
		1463	mov [hdid],0x10
		1464	mov [hdpos],2
		1465	; call set_FAT32_variables
		1466	noprslhd:
		1467	cmp ebx,3
		1468	jnz nosemahd
		1469	mov [hdbase],0x170
		1470	mov [hdid],0x0
		1471	mov [hdpos],3
		1472	; call set_FAT32_variables
		1473	nosemahd:
		1474	cmp ebx,4
		1475	jnz noseslhd
		1476	mov [hdbase],0x170
		1477	mov [hdid],0x10
		1478	mov [hdpos],4
		1479	; call set_FAT32_variables
		1480	noseslhd:
		1481	call reserve_hd1
321	diamond	1482	call reserve_hd_channel
		1483	call free_hd_channel
1	ha	1484	mov [hd1_status],0 ; free
75	diamond	1485	nosethd:
1	ha	1486	ret
		1487
283	diamond	1488	iglobal
1	ha	1489	hd_base db 0
283	diamond	1490	endg
1	ha	1491
		1492	nsyse7:
		1493
		1494	cmp eax,8 ; HD PARTITION
		1495	jne nsyse8
		1496	mov [fat32part],ebx
		1497	; call set_FAT32_variables
		1498	call reserve_hd1
321	diamond	1499	call reserve_hd_channel
		1500	call free_hd_channel
1	ha	1501	pusha
		1502	call choice_necessity_partition_1
		1503	popa
		1504	mov [hd1_status],0 ; free
		1505	ret
		1506	nsyse8:
		1507
		1508	cmp eax,10 ; SOUND DMA CHANNEL
		1509	jne no_set_sound_dma
75	diamond	1510	cmp ebx,3
		1511	ja sys_setup_err
1	ha	1512	mov [sound_dma],ebx
		1513	ret
		1514	no_set_sound_dma:
		1515
		1516	cmp eax,11 ; ENABLE LBA READ
		1517	jne no_set_lba_read
		1518	and ebx,1
		1519	mov [lba_read_enabled],ebx
		1520	ret
		1521	no_set_lba_read:
		1522
		1523	cmp eax,12 ; ENABLE PCI ACCESS
		1524	jne no_set_pci_access
		1525	and ebx,1
		1526	mov [pci_access_enabled],ebx
		1527	ret
		1528	no_set_pci_access:
		1529
		1530	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1531	include 'vmodeint.inc'
		1532	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1533
75	diamond	1534	sys_setup_err:
1	ha	1535	mov [esp+36],dword -1
		1536	ret
		1537
		1538
		1539	align 4
		1540
		1541	sys_getsetup:
		1542
		1543	; 1=roland mpu midi base , base io address
		1544	; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
		1545	; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1546	; 4=sb16 base , base io address
		1547	; 5=system language, 1eng 2fi 3ger 4rus
		1548	; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
		1549	; 8=fat32 partition in hd
		1550	; 9=get hs timer tic
		1551
		1552	cmp eax,1
		1553	jne ngsyse1
		1554	movzx eax,[midi_base]
		1555	mov [esp+36],eax
		1556	ret
		1557	ngsyse1:
		1558
		1559	cmp eax,2
		1560	jne ngsyse2
		1561	cmp ebx,1
		1562	jnz kbnobaseret
379	serge	1563	mov edi,[TASK_BASE]
115	poddubny	1564	add ecx,[edi+TASKDATA.mem_start]
1	ha	1565	mov ebx,ecx
		1566	mov eax,keymap
		1567	mov ecx,128
		1568	call memmove
		1569	ret
		1570	kbnobaseret:
		1571	cmp ebx,2
		1572	jnz kbnoshiftret
379	serge	1573	mov edi,[TASK_BASE]
115	poddubny	1574	add ecx,[edi+TASKDATA.mem_start]
1	ha	1575	mov ebx,ecx
		1576	mov eax,keymap_shift
		1577	mov ecx,128
		1578	call memmove
		1579	ret
		1580	kbnoshiftret:
		1581	cmp ebx,3
		1582	jne kbnoaltret
379	serge	1583	mov edi,[TASK_BASE]
115	poddubny	1584	add ecx,[edi+TASKDATA.mem_start]
1	ha	1585	mov ebx,ecx
		1586	mov eax,keymap_alt
		1587	mov ecx,128
		1588	call memmove
		1589	ret
		1590	kbnoaltret:
		1591	cmp ebx,9
		1592	jnz ngsyse2
		1593	movzx eax,word [keyboard]
		1594	mov [esp+36],eax
		1595	ret
		1596	ngsyse2:
		1597
		1598	cmp eax,3
		1599	jnz ngsyse3
		1600	movzx eax,[cd_base]
		1601	mov [esp+36],eax
		1602	ret
		1603	ngsyse3:
		1604
		1605	cmp eax,4
		1606	jne ngsyse4
		1607	mov eax,[sb16]
		1608	mov [esp+36],eax
		1609	ret
		1610	ngsyse4:
		1611
		1612	cmp eax,5
		1613	jnz ngsyse5
		1614	mov eax,[syslang]
		1615	mov [esp+36],eax
		1616	ret
		1617	ngsyse5:
		1618	cmp eax,7
		1619	jnz ngsyse7
		1620	movzx eax,[hd_base]
		1621	mov [esp+36],eax
		1622	ret
		1623	ngsyse7:
		1624	cmp eax,8
		1625	jnz ngsyse8
		1626	mov eax,[fat32part]
		1627	mov [esp+36],eax
		1628	ret
		1629	ngsyse8:
		1630	cmp eax,9
		1631	jne ngsyse9
		1632	mov eax,[timer_ticks] ;[0xfdf0]
		1633	mov [esp+36],eax
		1634	ret
		1635	ngsyse9:
		1636	cmp eax,10
		1637	jnz ngsyse10
		1638	mov eax,[sound_dma]
		1639	mov [esp+36],eax
		1640	ret
		1641	ngsyse10:
		1642	cmp eax,11
		1643	jnz ngsyse11
		1644	mov eax,[lba_read_enabled]
		1645	mov [esp+36],eax
		1646	ret
		1647	ngsyse11:
		1648	cmp eax,12
		1649	jnz ngsyse12
		1650	mov eax,[pci_access_enabled]
		1651	mov [esp+36],eax
		1652	ret
		1653	ngsyse12:
		1654	mov [esp+36],dword 1
		1655	ret
		1656
283	diamond	1657	iglobal
1	ha	1658	align 4
221	serge	1659	mousefn dd msscreen, mswin, msbutton, msset
		1660	dd app_load_cursor
		1661	dd app_set_cursor
233	serge	1662	dd app_delete_cursor
283	diamond	1663	endg
1	ha	1664
		1665	readmousepos:
		1666
		1667	; eax=0 screen relative
		1668	; eax=1 window relative
		1669	; eax=2 buttons pressed
221	serge	1670	; eax=3 set mouse pos ; reserved
		1671	; eax=4 load cursor
		1672	; eax=5 set cursor
		1673	; eax=6 delete cursor ; reserved
1	ha	1674
221	serge	1675	cmp eax, 6
		1676	ja msset
		1677	jmp [mousefn+eax*4]
		1678	msscreen:
381	serge	1679	mov eax,[MOUSE_X]
221	serge	1680	shl eax,16
381	serge	1681	mov ax,[MOUSE_Y]
221	serge	1682	mov [esp+36],eax
		1683	ret
		1684	mswin:
381	serge	1685	mov eax,[MOUSE_X]
221	serge	1686	shl eax,16
381	serge	1687	mov ax,[MOUSE_Y]
379	serge	1688	mov esi,[TASK_BASE]
221	serge	1689	mov bx, word [esi-twdw+WDATA.box.left]
		1690	shl ebx,16
		1691	mov bx, word [esi-twdw+WDATA.box.top]
		1692	sub eax,ebx
1	ha	1693
221	serge	1694	mov edi,[CURRENT_TASK]
		1695	shl edi,8
380	serge	1696	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
221	serge	1697	rol eax,16
380	serge	1698	sub ax,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
221	serge	1699	rol eax,16
		1700	mov [esp+36],eax
		1701	ret
		1702	msbutton:
381	serge	1703	movzx eax,byte [BTN_DOWN]
221	serge	1704	mov [esp+36],eax
		1705	ret
		1706	msset:
		1707	ret
164	serge	1708
221	serge	1709	app_load_cursor:
		1710	add ebx, new_app_base
		1711	cmp ebx, new_app_base
		1712	jb msset
		1713	stdcall load_cursor, ebx, ecx
		1714	mov [esp+36], eax
		1715	ret
164	serge	1716
221	serge	1717	app_set_cursor:
		1718	stdcall set_cursor, ebx
		1719	mov [esp+36], eax
		1720	ret
1	ha	1721
233	serge	1722	app_delete_cursor:
		1723	stdcall delete_cursor, ebx
		1724	mov [esp+36], eax
		1725	ret
1	ha	1726
		1727	is_input:
		1728
		1729	push edx
		1730	mov dx,word [midisp]
		1731	in al,dx
		1732	and al,0x80
		1733	pop edx
		1734	ret
		1735
		1736	is_output:
		1737
		1738	push edx
		1739	mov dx,word [midisp]
		1740	in al,dx
		1741	and al,0x40
		1742	pop edx
		1743	ret
		1744
		1745
		1746	get_mpu_in:
		1747
		1748	push edx
		1749	mov dx,word [mididp]
		1750	in al,dx
		1751	pop edx
		1752	ret
		1753
		1754
		1755	put_mpu_out:
		1756
		1757	push edx
		1758	mov dx,word [mididp]
		1759	out dx,al
		1760	pop edx
		1761	ret
		1762
		1763
		1764	setuart:
		1765
		1766	su1:
		1767	call is_output
		1768	cmp al,0
		1769	jnz su1
		1770	mov dx,word [midisp]
		1771	mov al,0xff
		1772	out dx,al
		1773	su2:
		1774	mov dx,word [midisp]
		1775	mov al,0xff
		1776	out dx,al
		1777	call is_input
		1778	cmp al,0
		1779	jnz su2
		1780	call get_mpu_in
		1781	cmp al,0xfe
		1782	jnz su2
		1783	su3:
		1784	call is_output
		1785	cmp al,0
		1786	jnz su3
		1787	mov dx,word [midisp]
		1788	mov al,0x3f
		1789	out dx,al
		1790
		1791	ret
		1792
		1793
		1794	align 4
		1795
		1796	sys_midi:
		1797
		1798	cmp [mididp],0
		1799	jnz sm0
		1800	mov [esp+36],dword 1
		1801	ret
		1802	sm0:
		1803
		1804	cmp eax,1
		1805	mov [esp+36],dword 0
		1806	jnz smn1
		1807	call setuart
		1808	ret
		1809	smn1:
		1810
		1811	cmp eax,2
		1812	jnz smn2
		1813	sm10:
		1814	call get_mpu_in
		1815	call is_output
		1816	test al,al
		1817	jnz sm10
		1818	mov al,bl
		1819	call put_mpu_out
		1820	ret
		1821	smn2:
		1822
		1823	ret
		1824
		1825
		1826	detect_devices:
		1827	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1828	include 'detect/commouse.inc'
33	mario79	1829	include 'detect/ps2mouse.inc'
1	ha	1830	;include 'detect/dev_fd.inc'
		1831	;include 'detect/dev_hdcd.inc'
		1832	;include 'detect/sear_par.inc'
		1833	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
		1834	ret
		1835
		1836
		1837	sys_end:
		1838
379	serge	1839	mov eax,[TASK_BASE]
115	poddubny	1840	mov [eax+TASKDATA.state], 3 ; terminate this program
41	mikedld	1841
1	ha	1842	waitterm: ; wait here for termination
		1843	mov eax,5
		1844	call delay_hs
		1845	jmp waitterm
		1846
75	diamond	1847	iglobal
170	serge	1848	align 4
75	diamond	1849	sys_system_table:
		1850	dd sysfn_shutdown ; 1 = system shutdown
		1851	dd sysfn_terminate ; 2 = terminate thread
		1852	dd sysfn_activate ; 3 = activate window
		1853	dd sysfn_getidletime ; 4 = get idle time
		1854	dd sysfn_getcpuclock ; 5 = get cpu clock
		1855	dd sysfn_saveramdisk ; 6 = save ramdisk
		1856	dd sysfn_getactive ; 7 = get active window
		1857	dd sysfn_sound_flag ; 8 = get/set sound_flag
		1858	dd sysfn_shutdown_param ; 9 = shutdown with parameter
		1859	dd sysfn_minimize ; 10 = minimize window
		1860	dd sysfn_getdiskinfo ; 11 = get disk subsystem info
		1861	dd sysfn_lastkey ; 12 = get last pressed key
		1862	dd sysfn_getversion ; 13 = get kernel version
		1863	dd sysfn_waitretrace ; 14 = wait retrace
		1864	dd sysfn_centermouse ; 15 = center mouse cursor
		1865	dd sysfn_getfreemem ; 16 = get free memory size
		1866	dd sysfn_getallmem ; 17 = get total memory size
164	serge	1867	dd sysfn_terminate2 ; 18 = terminate thread using PID
120	mario79	1868	; instead of slot
		1869	dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
170	serge	1870	dd sysfn_meminfo ; 20 = get extended memory info
75	diamond	1871	sysfn_num = ($ - sys_system_table)/4
		1872	endg
		1873
1	ha	1874	sys_system:
75	diamond	1875	dec eax
		1876	cmp eax, sysfn_num
		1877	jae @f
		1878	jmp dword [sys_system_table + eax*4]
		1879	@@:
		1880	ret
1	ha	1881
75	diamond	1882	sysfn_shutdown: ; 18.1 = BOOT
388	serge	1883	mov [BOOT_VAR+0x9030],byte 0
41	mikedld	1884	for_shutdown_parameter:
214	serge	1885
379	serge	1886	mov eax,[TASK_COUNT]
1	ha	1887	add eax,2
		1888	mov [shutdown_processes],eax
381	serge	1889	mov [SYS_SHUTDOWN],al
75	diamond	1890	and dword [esp+36], 0
1	ha	1891	ret
		1892	uglobal
		1893	shutdown_processes: dd 0x0
		1894	endg
		1895
75	diamond	1896	sysfn_terminate: ; 18.2 = TERMINATE
1	ha	1897	cmp ebx,2
		1898	jb noprocessterminate
379	serge	1899	mov edx,[TASK_COUNT]
1	ha	1900	cmp ebx,edx
75	diamond	1901	ja noprocessterminate
379	serge	1902	mov eax,[TASK_COUNT]
1	ha	1903	shl ebx,5
379	serge	1904	mov edx,[ebx+CURRENT_TASK+TASKDATA.pid]
		1905	add ebx,CURRENT_TASK+TASKDATA.state
75	diamond	1906	cmp byte [ebx], 9
		1907	jz noprocessterminate
41	mikedld	1908
1	ha	1909	;call MEM_Heap_Lock ;guarantee that process isn't working with heap
		1910	mov [ebx],byte 3 ; clear possible i40's
		1911	;call MEM_Heap_UnLock
		1912
		1913	cmp edx,[application_table_status] ; clear app table stat
		1914	jne noatsc
		1915	mov [application_table_status],0
		1916	noatsc:
75	diamond	1917	noprocessterminate:
1	ha	1918	ret
		1919
85	halyavin	1920	sysfn_terminate2:
		1921	;lock application_table_status mutex
164	serge	1922	.table_status:
85	halyavin	1923	cli
		1924	cmp [application_table_status],0
		1925	je .stf
		1926	sti
		1927	call change_task
		1928	jmp .table_status
		1929	.stf:
		1930	call set_application_table_status
		1931	mov eax,ebx
		1932	call pid_to_slot
		1933	test eax,eax
		1934	jz .not_found
		1935	mov ebx,eax
		1936	cli
		1937	call sysfn_terminate
		1938	mov [application_table_status],0
		1939	sti
		1940	and dword [esp+36],0
		1941	ret
		1942	.not_found:
		1943	mov [application_table_status],0
		1944	or dword [esp+36],-1
		1945	ret
		1946
75	diamond	1947	sysfn_activate: ; 18.3 = ACTIVATE WINDOW
1	ha	1948	cmp ebx,2
105	poddubny	1949	jb .nowindowactivate
379	serge	1950	cmp ebx,[TASK_COUNT]
105	poddubny	1951	ja .nowindowactivate
		1952
		1953	mov [window_minimize], 2 ; restore window if minimized
		1954
380	serge	1955	movzx esi, word [WIN_STACK + ebx*2]
379	serge	1956	cmp esi, [TASK_COUNT]
105	poddubny	1957	je .nowindowactivate ; already active
		1958
		1959	mov edi, ebx
		1960	shl edi, 5
		1961	add edi, window_data
380	serge	1962	movzx esi, word [WIN_STACK + ebx * 2]
		1963	lea esi, [WIN_POS + esi * 2]
105	poddubny	1964	call waredraw
		1965	.nowindowactivate:
1	ha	1966	ret
41	mikedld	1967
75	diamond	1968	sysfn_getidletime: ; 18.4 = GET IDLETIME
1	ha	1969	mov eax,[idleusesec]
75	diamond	1970	mov [esp+36], eax
1	ha	1971	ret
		1972
75	diamond	1973	sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
381	serge	1974	mov eax,[CPU_FREQ]
75	diamond	1975	mov [esp+36], eax
1	ha	1976	ret
		1977
		1978	; SAVE ramdisk to /hd/1/menuet.img
		1979	;!!!!!!!!!!!!!!!!!!!!!!!!
		1980	include 'blkdev/rdsave.inc'
		1981	;!!!!!!!!!!!!!!!!!!!!!!!!
75	diamond	1982
		1983	sysfn_getactive: ; 18.7 = get active window
379	serge	1984	mov eax, [TASK_COUNT]
380	serge	1985	movzx eax, word [WIN_POS + eax*2]
75	diamond	1986	mov [esp+36],eax
1	ha	1987	ret
75	diamond	1988
		1989	sysfn_sound_flag: ; 18.8 = get/set sound_flag
1	ha	1990	cmp ebx,1
		1991	jne nogetsoundflag
		1992	movzx eax,byte [sound_flag] ; get sound_flag
75	diamond	1993	mov [esp+36],eax
1	ha	1994	ret
		1995	nogetsoundflag:
		1996	cmp ebx,2
		1997	jnz nosoundflag
75	diamond	1998	xor byte [sound_flag], 1
		1999	nosoundflag:
41	mikedld	2000	ret
75	diamond	2001
		2002	sysfn_shutdown_param: ; 18.9 = system shutdown with param
1	ha	2003	cmp ebx,1
75	diamond	2004	jl exit_for_anyone
1	ha	2005	cmp ebx,4
		2006	jg exit_for_anyone
388	serge	2007	mov [BOOT_VAR+0x9030],bl
1	ha	2008	jmp for_shutdown_parameter
75	diamond	2009
		2010	sysfn_minimize: ; 18.10 = minimize window
1	ha	2011	mov [window_minimize],1
		2012	exit_for_anyone:
		2013	ret
75	diamond	2014
		2015	sysfn_getdiskinfo: ; 18.11 = get disk info table
1	ha	2016	cmp ebx,1
		2017	jnz full_table
		2018	small_table:
		2019	call for_all_tables
75	diamond	2020	mov ecx,10
1	ha	2021	cld
		2022	rep movsb
		2023	ret
		2024	for_all_tables:
379	serge	2025	mov edi,[TASK_BASE]
115	poddubny	2026	mov edi,[edi+TASKDATA.mem_start]
1	ha	2027	add edi,ecx
381	serge	2028	mov esi,DRIVE_DATA
1	ha	2029	ret
		2030	full_table:
		2031	cmp ebx,2
		2032	jnz exit_for_anyone
		2033	call for_all_tables
75	diamond	2034	mov ecx,16384
1	ha	2035	cld
		2036	rep movsd
		2037	ret
75	diamond	2038
92	diamond	2039	sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
		2040	and dword [esp+36], 0
		2041	ret
75	diamond	2042
		2043	sysfn_getversion: ; 18.13 = get kernel ID and version
379	serge	2044	mov edi,[TASK_BASE]
115	poddubny	2045	mov edi,[edi+TASKDATA.mem_start]
1	ha	2046	add edi,ebx
		2047	mov esi,version_inf
		2048	mov ecx,version_end-version_inf
		2049	cld
		2050	rep movsb
		2051	ret
75	diamond	2052
		2053	sysfn_waitretrace: ; 18.14 = sys wait retrace
41	mikedld	2054	;wait retrace functions
		2055	sys_wait_retrace:
		2056	mov edx,0x3da
		2057	WaitRetrace_loop:
		2058	in al,dx
		2059	test al,1000b
		2060	jz WaitRetrace_loop
		2061	mov [esp+36],dword 0
1	ha	2062	ret
75	diamond	2063
		2064	sysfn_centermouse: ; 18.15 = mouse centered
1	ha	2065	call mouse_centered
		2066	mov [esp+36],dword 0
		2067	ret
75	diamond	2068
120	mario79	2069	sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
		2070	cmp ebx,0 ; get mouse speed factor
		2071	jnz .set_mouse_acceleration
164	serge	2072	xor eax,eax
120	mario79	2073	mov ax,[mouse_speed_factor]
		2074	mov [esp+36],eax
		2075	ret
		2076	.set_mouse_acceleration:
		2077	cmp ebx,1 ; set mouse speed factor
		2078	jnz .get_mouse_delay
		2079	mov [mouse_speed_factor],cx
		2080	ret
		2081	.get_mouse_delay:
		2082	cmp ebx,2 ; get mouse delay
		2083	jnz .set_mouse_delay
		2084	mov eax,[mouse_delay]
		2085	mov [esp+36],eax
		2086	ret
		2087	.set_mouse_delay:
		2088	cmp ebx,3 ; set mouse delay
		2089	jnz .set_pointer_position
		2090	mov [mouse_delay],ecx
		2091	ret
		2092	.set_pointer_position:
		2093	cmp ebx,4 ; set mouse pointer position
		2094	jnz .end
381	serge	2095	mov [MOUSE_Y],cx ;y
120	mario79	2096	ror ecx,16
381	serge	2097	mov [MOUSE_X],cx ;x
120	mario79	2098	rol ecx,16
		2099	.end:
		2100	ret
		2101
75	diamond	2102	sysfn_getfreemem:
170	serge	2103	mov eax, [pg_data.pages_free]
		2104	shl eax, 2
		2105	mov [esp+36],eax
1	ha	2106	ret
75	diamond	2107
		2108	sysfn_getallmem:
170	serge	2109	mov eax,[MEM_AMOUNT]
		2110	shr eax, 10
75	diamond	2111	mov [esp+36],eax
32	halyavin	2112	ret
		2113
41	mikedld	2114	uglobal
		2115	;// mike.dld, 2006-29-01 [
		2116	screen_workarea RECT
		2117	;// mike.dld, 2006-29-01 ]
1	ha	2118	window_minimize db 0
		2119	sound_flag db 0
41	mikedld	2120	endg
1	ha	2121
41	mikedld	2122	iglobal
		2123	version_inf:
346	diamond	2124	db 0,6,5,0 ; version 0.6.5.0
41	mikedld	2125	db UID_KOLIBRI
		2126	db 'Kolibri',0
		2127	version_end:
		2128	endg
1	ha	2129
41	mikedld	2130	UID_NONE=0
1	ha	2131	UID_MENUETOS=1 ;official
		2132	UID_KOLIBRI=2 ;russian
		2133
		2134	sys_cachetodiskette:
19	mario79	2135	; pushad
		2136	; cmp eax,1
		2137	; jne no_write_all_of_ramdisk
		2138	; call fdc_writeramdisk
		2139	; popad
		2140	; ret
		2141	; no_write_all_of_ramdisk:
		2142	; cmp eax,2
		2143	; jne no_write_part_of_ramdisk
		2144	; call fdc_commitflush
		2145	; popad
		2146	; ret
		2147	; no_write_part_of_ramdisk:
		2148	; cmp eax,3
		2149	; jne no_set_fdc
		2150	; call fdc_set
		2151	; popad
		2152	; ret
		2153	; no_set_fdc:
		2154	; cmp eax,4
		2155	; jne no_get_fdc
		2156	; popad
		2157	; call fdc_get
		2158	; mov [esp+36],ecx
		2159	; ret
		2160	; no_get_fdc:
		2161	; popad
		2162	; ret
		2163	cmp eax,1
		2164	jne no_floppy_a_save
		2165	mov [flp_number],1
		2166	jmp save_image_on_floppy
		2167	no_floppy_a_save:
1	ha	2168	cmp eax,2
19	mario79	2169	jne no_floppy_b_save
		2170	mov [flp_number],2
		2171	save_image_on_floppy:
		2172	call save_image
		2173	mov [esp+36],dword 0
		2174	cmp [FDC_Status],0
41	mikedld	2175	je yes_floppy_save
19	mario79	2176	no_floppy_b_save:
		2177	mov [esp+36],dword 1
		2178	yes_floppy_save:
1	ha	2179	ret
		2180
		2181	uglobal
		2182	; bgrchanged dd 0x0
		2183	endg
		2184
		2185	sys_background:
		2186
		2187	cmp eax,1 ; BACKGROUND SIZE
		2188	jnz nosb1
		2189	cmp ebx,0
		2190	je sbgrr
		2191	cmp ecx,0
		2192	je sbgrr
		2193	mov [display_data-8],ebx
		2194	mov [display_data-4],ecx
		2195	; mov [bgrchanged],1
		2196	sbgrr:
		2197	ret
		2198	nosb1:
		2199
		2200	cmp eax,2 ; SET PIXEL
		2201	jnz nosb2
		2202	mov edx,0x160000-16
		2203	cmp edx,ebx
		2204	jbe nosb2
		2205	mov edx,[ebx]
		2206	and edx,0xFF000000 ;255256256*256
		2207	and ecx,0x00FFFFFF ;255256256+255*256+255
		2208	add edx,ecx
381	serge	2209	mov [ebx+IMG_BACKGROUND],edx
1	ha	2210	; mov [bgrchanged],1
		2211	ret
		2212	nosb2:
		2213
		2214	cmp eax,3 ; DRAW BACKGROUND
		2215	jnz nosb3
		2216	draw_background_temp:
		2217	; cmp [bgrchanged],1 ;0
		2218	; je nosb31
		2219	;draw_background_temp:
		2220	; mov [bgrchanged],1 ;0
381	serge	2221	mov [REDRAW_BACKGROUND],byte 1
76	mario79	2222	mov [background_defined], 1
1	ha	2223	nosb31:
		2224	ret
		2225	nosb3:
		2226
		2227	cmp eax,4 ; TILED / STRETCHED
		2228	jnz nosb4
		2229	cmp ebx,[display_data-12]
		2230	je nosb41
		2231	mov [display_data-12],ebx
		2232	; mov [bgrchanged],1
		2233	nosb41:
		2234	ret
		2235	nosb4:
		2236
		2237	cmp eax,5 ; BLOCK MOVE TO BGR
		2238	jnz nosb5
		2239	; bughere
379	serge	2240	mov edi, [TASK_BASE]
115	poddubny	2241	add ebx, [edi+TASKDATA.mem_start]
1	ha	2242	; mov esi, ebx
		2243	; mov edi, ecx
		2244	mov eax, ebx
		2245	mov ebx, ecx
		2246	add ecx, edx
		2247	cmp ecx, 0x160000-16
		2248	ja .fin
		2249	; add edi, 0x300000
381	serge	2250	add ebx, IMG_BACKGROUND
1	ha	2251	mov ecx, edx
		2252	cmp ecx, 0x160000-16
		2253	ja .fin
		2254	; mov [bgrchanged],1
		2255	; cld
		2256	; rep movsb
		2257	call memmove
		2258	.fin:
		2259	ret
		2260	nosb5:
		2261
		2262	ret
		2263
		2264
		2265	align 4
		2266
		2267	sys_getbackground:
		2268
		2269	cmp eax,1 ; SIZE
		2270	jnz nogb1
		2271	mov eax,[display_data-8]
		2272	shl eax,16
		2273	mov ax,[display_data-4]
		2274	mov [esp+36],eax
		2275	ret
		2276	nogb1:
		2277
		2278	cmp eax,2 ; PIXEL
		2279	jnz nogb2
		2280	mov edx,0x160000-16
		2281	cmp edx,ebx
		2282	jbe nogb2
381	serge	2283	mov eax, [ebx+IMG_BACKGROUND]
1	ha	2284	and eax, 0xFFFFFF
		2285	mov [esp+36],eax
		2286	ret
		2287	nogb2:
		2288
		2289	cmp eax,4 ; TILED / STRETCHED
		2290	jnz nogb4
		2291	mov eax,[display_data-12]
		2292	nogb4:
		2293	mov [esp+36],eax
		2294	ret
		2295
		2296
		2297	align 4
		2298
		2299	sys_getkey:
		2300	mov [esp+36],dword 1
92	diamond	2301	; test main buffer
379	serge	2302	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
380	serge	2303	movzx ecx,word [WIN_STACK + ebx * 2]
379	serge	2304	mov edx,[TASK_COUNT]
1	ha	2305	cmp ecx,edx
		2306	jne .finish
381	serge	2307	cmp [KEY_COUNT],byte 0
1	ha	2308	je .finish
381	serge	2309	movzx eax,byte [KEY_BUFF]
1	ha	2310	shl eax,8
		2311	push eax
381	serge	2312	dec byte [KEY_COUNT]
		2313	and byte [KEY_COUNT],127
		2314	movzx ecx,byte [KEY_COUNT]
1	ha	2315	add ecx,2
		2316	; mov esi,0xf402
		2317	; mov edi,0xf401
		2318	; cld
		2319	; rep movsb
381	serge	2320	mov eax, KEY_BUFF+1
		2321	mov ebx, KEY_BUFF
1	ha	2322	call memmove
		2323	pop eax
92	diamond	2324	.ret_eax:
1	ha	2325	mov [esp+36],eax
92	diamond	2326	ret
1	ha	2327	.finish:
92	diamond	2328	; test hotkeys buffer
		2329	mov ecx, hotkey_buffer
		2330	@@:
		2331	cmp [ecx], ebx
		2332	jz .found
		2333	add ecx, 8
		2334	cmp ecx, hotkey_buffer+120*8
		2335	jb @b
		2336	ret
		2337	.found:
		2338	mov ax, [ecx+6]
		2339	shl eax, 16
		2340	mov ah, [ecx+4]
		2341	mov al, 2
		2342	and dword [ecx+4], 0
		2343	and dword [ecx], 0
		2344	jmp .ret_eax
1	ha	2345
		2346	align 4
		2347
		2348	sys_getbutton:
		2349
379	serge	2350	mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
1	ha	2351	mov [esp+36],dword 1
380	serge	2352	movzx ecx, word [WIN_STACK + ebx * 2]
379	serge	2353	mov edx, [TASK_COUNT] ; less than 256 processes
1	ha	2354	cmp ecx,edx
		2355	jne .exit
381	serge	2356	movzx eax,byte [BTN_COUNT]
1	ha	2357	test eax,eax
		2358	jz .exit
381	serge	2359	mov eax,[BTN_BUFF]
1	ha	2360	shl eax,8
381	serge	2361	mov [BTN_COUNT],byte 0
1	ha	2362	mov [esp+36],eax
		2363	.exit:
		2364	ret
		2365
		2366
		2367	align 4
		2368
		2369	sys_cpuusage:
		2370
		2371	; RETURN:
		2372	;
		2373	; +00 dword process cpu usage
		2374	; +04 word position in windowing stack
		2375	; +06 word windowing stack value at current position (cpu nro)
		2376	; +10 12 bytes name
		2377	; +22 dword start in mem
		2378	; +26 dword used mem
		2379	; +30 dword PID , process idenfification number
		2380	;
		2381
379	serge	2382	mov edi,[TASK_BASE] ; eax = return area
115	poddubny	2383	add eax,[edi + TASKDATA.mem_start]
1	ha	2384
		2385	cmp ebx,-1 ; who am I ?
		2386	jne no_who_am_i
379	serge	2387	mov ebx,[CURRENT_TASK]
1	ha	2388	no_who_am_i:
		2389
		2390	push eax ; return area
		2391	push ebx ; process number
		2392
		2393	push ebx
		2394	push ebx
		2395	push eax
		2396
		2397	; return memory usage
		2398
		2399	xor edx,edx
		2400	mov eax,0x20
		2401	mul ebx
379	serge	2402	add eax,CURRENT_TASK+TASKDATA.cpu_usage
1	ha	2403	mov ebx,eax
		2404	pop eax
		2405	mov ecx,[ebx]
		2406	mov [eax],ecx
		2407	pop ebx
380	serge	2408	mov cx, [WIN_STACK + ebx * 2]
1	ha	2409	mov [eax+4],cx
380	serge	2410	mov cx, [WIN_POS + ebx * 2]
1	ha	2411	mov [eax+6],cx
		2412	push eax
		2413	mov eax,ebx
		2414	shl eax,8
380	serge	2415	add eax,SLOT_BASE+APPDATA.app_name
1	ha	2416	pop ebx
		2417	add ebx,10
		2418	mov ecx,11
		2419	call memmove
		2420
		2421	; memory usage
		2422
		2423	xor eax,eax
		2424	mov edx,0x100000*16
		2425	pop ecx ; get gdt of tss
		2426	cmp ecx,1
		2427	je os_mem
		2428	shl ecx,8
380	serge	2429	mov edx,[SLOT_BASE+ecx+APPDATA.mem_size] ;0x8c
1	ha	2430	mov eax,std_application_base_address
		2431	; eax run base -> edx used memory
		2432	os_mem:
		2433	dec edx
		2434	mov [ebx+12],eax
		2435	mov [ebx+16],edx
		2436
		2437	; PID (+30)
		2438
		2439	mov eax,[esp]
		2440	shl eax,5
379	serge	2441	add eax,CURRENT_TASK+TASKDATA.pid
1	ha	2442	mov eax,[eax]
		2443	mov [ebx+20],eax
		2444
		2445	; window position and size
		2446
		2447	mov esi,[esp]
		2448	shl esi,5
115	poddubny	2449	add esi,window_data + WDATA.box
1	ha	2450	mov edi,[esp+4]
		2451	add edi,34
115	poddubny	2452	mov ecx,4
1	ha	2453	cld
115	poddubny	2454	rep movsd
1	ha	2455
		2456	; Process state (+50)
		2457
		2458	mov eax,[esp]
		2459	shl eax,5
379	serge	2460	add eax,CURRENT_TASK+TASKDATA.state
1	ha	2461	mov eax,[eax]
		2462	mov [ebx+40],ax
		2463
138	mikedld	2464	; Window client area box
1	ha	2465
138	mikedld	2466	mov esi,[esp]
		2467	shl esi,8
380	serge	2468	add esi,SLOT_BASE+APPDATA.wnd_clientbox
138	mikedld	2469	lea edi,[ebx+44]
		2470	mov ecx,4
		2471	rep movsd
164	serge	2472
		2473	; Window state
		2474
138	mikedld	2475	mov esi,[esp]
		2476	shl esi,5
		2477	add esi,window_data + WDATA.box
164	serge	2478	mov al,[esi+window_data+WDATA.fl_wstate]
		2479	mov [edi],al
138	mikedld	2480
1	ha	2481	pop ebx
		2482	pop eax
		2483
		2484	; return number of processes
		2485
379	serge	2486	mov eax,[TASK_COUNT]
1	ha	2487	mov [esp+36],eax
		2488	ret
		2489
		2490
		2491
		2492
		2493	align 4
		2494	sys_clock:
		2495	cli
		2496	; Mikhail Lisovin xx Jan 2005
		2497	@@: mov al, 10
		2498	out 0x70, al
		2499	in al, 0x71
		2500	test al, al
		2501	jns @f
		2502	mov esi, 1
		2503	call delay_ms
		2504	jmp @b
		2505	@@:
		2506	; end Lisovin's fix
		2507
		2508	xor al,al ; seconds
		2509	out 0x70,al
		2510	in al,0x71
		2511	movzx ecx,al
		2512	mov al,02 ; minutes
		2513	shl ecx,16
		2514	out 0x70,al
		2515	in al,0x71
		2516	movzx edx,al
		2517	mov al,04 ; hours
		2518	shl edx,8
		2519	out 0x70,al
		2520	in al,0x71
		2521	add ecx,edx
		2522	movzx edx,al
		2523	add ecx,edx
		2524	sti
		2525	mov [esp+36],ecx
		2526	ret
		2527
		2528
		2529	align 4
		2530
		2531	sys_date:
		2532
		2533	cli
75	diamond	2534
		2535	@@: mov al, 10
		2536	out 0x70, al
		2537	in al, 0x71
		2538	test al, al
		2539	jns @f
		2540	mov esi, 1
		2541	call delay_ms
		2542	jmp @b
		2543	@@:
		2544
		2545	mov ch,0
1	ha	2546	mov al,7 ; date
		2547	out 0x70,al
		2548	in al,0x71
		2549	mov cl,al
		2550	mov al,8 ; month
		2551	shl ecx,16
		2552	out 0x70,al
		2553	in al,0x71
		2554	mov ch,al
		2555	mov al,9 ; year
		2556	out 0x70,al
		2557	in al,0x71
		2558	mov cl,al
		2559	sti
		2560	mov [esp+36],ecx
		2561	ret
		2562
		2563
		2564	; redraw status
		2565
		2566	sys_redrawstat:
		2567
		2568	cmp eax,1
		2569	jne no_widgets_away
		2570
		2571	; buttons away
		2572
379	serge	2573	mov ecx,[CURRENT_TASK]
1	ha	2574
		2575	sys_newba2:
		2576
381	serge	2577	mov edi,[BTN_ADDR]
1	ha	2578	cmp [edi],dword 0 ; empty button list ?
		2579	je end_of_buttons_away
		2580
		2581	movzx ebx,word [edi]
		2582	inc ebx
		2583
		2584	mov eax,edi
		2585
		2586	sys_newba:
		2587
		2588	dec ebx
		2589	jz end_of_buttons_away
		2590
		2591	add eax,0x10
		2592	cmp cx,[eax]
		2593	jnz sys_newba
		2594
		2595	push eax ebx ecx
		2596	mov ecx,ebx
		2597	inc ecx
		2598	shl ecx,4
		2599	mov ebx,eax
		2600	add eax,0x10
		2601	call memmove
		2602	dec dword [edi]
		2603	pop ecx ebx eax
		2604
		2605	jmp sys_newba2
		2606
		2607	end_of_buttons_away:
		2608
		2609	ret
		2610
		2611	no_widgets_away:
		2612
		2613	cmp eax,2
		2614	jnz srl1
		2615
379	serge	2616	mov edx,[TASK_BASE] ; return whole screen draw area for this app
		2617	add edx,draw_data-CURRENT_TASK
115	poddubny	2618	mov [edx+RECT.left], 0
		2619	mov [edx+RECT.top], 0
381	serge	2620	mov eax,[ScreenWidth]
115	poddubny	2621	mov [edx+RECT.right],eax
381	serge	2622	mov eax,[ScreenHeight]
115	poddubny	2623	mov [edx+RECT.bottom],eax
1	ha	2624
379	serge	2625	mov edi,[TASK_BASE]
186	diamond	2626	or [edi-twdw+WDATA.fl_wdrawn], 1 ; no new position & buttons from app
1	ha	2627
		2628	call sys_window_mouse
		2629
		2630	ret
		2631
		2632	srl1:
		2633
		2634	ret
		2635
		2636
		2637	sys_drawwindow:
		2638
		2639	mov edi,ecx
		2640	shr edi,16+8
		2641	and edi,15
		2642
		2643	cmp edi,0 ; type I - original style
		2644	jne nosyswI
33	mario79	2645	inc [mouse_pause]
36	mario79	2646	call [disable_mouse]
1	ha	2647	call sys_set_window
36	mario79	2648	call [disable_mouse]
1	ha	2649	call drawwindow_I
114	mikedld	2650	;dec [mouse_pause]
		2651	;call [draw_pointer]
		2652	;ret
		2653	jmp draw_window_caption.2
1	ha	2654	nosyswI:
		2655
		2656	cmp edi,1 ; type II - only reserve area, no draw
		2657	jne nosyswII
33	mario79	2658	inc [mouse_pause]
36	mario79	2659	call [disable_mouse]
1	ha	2660	call sys_set_window
36	mario79	2661	call [disable_mouse]
1	ha	2662	call sys_window_mouse
33	mario79	2663	dec [mouse_pause]
36	mario79	2664	call [draw_pointer]
1	ha	2665	ret
		2666	nosyswII:
		2667
		2668	cmp edi,2 ; type III - new style
		2669	jne nosyswIII
33	mario79	2670	inc [mouse_pause]
36	mario79	2671	call [disable_mouse]
1	ha	2672	call sys_set_window
36	mario79	2673	call [disable_mouse]
1	ha	2674	call drawwindow_III
114	mikedld	2675	;dec [mouse_pause]
		2676	;call [draw_pointer]
		2677	;ret
		2678	jmp draw_window_caption.2
1	ha	2679	nosyswIII:
		2680
		2681	cmp edi,3 ; type IV - skinned window
		2682	jne nosyswIV
33	mario79	2683
102	poddubny	2684	; parameter for drawwindow_IV
35	halyavin	2685	push 0
379	serge	2686	mov edi, [TASK_COUNT]
380	serge	2687	movzx edi, word [WIN_POS + edi*2]
379	serge	2688	cmp edi, [CURRENT_TASK]
33	mario79	2689	jne @f
102	poddubny	2690	inc dword [esp]
		2691	@@:
33	mario79	2692
		2693	inc [mouse_pause]
36	mario79	2694	call [disable_mouse]
1	ha	2695	call sys_set_window
36	mario79	2696	call [disable_mouse]
		2697	call drawwindow_IV
114	mikedld	2698	;dec [mouse_pause]
		2699	;call [draw_pointer]
		2700	;ret
		2701	jmp draw_window_caption.2
1	ha	2702	nosyswIV:
		2703
		2704	ret
		2705
		2706
114	mikedld	2707	draw_window_caption:
		2708	inc [mouse_pause]
		2709	call [disable_mouse]
		2710
		2711	xor eax,eax
379	serge	2712	mov edx,[TASK_COUNT]
380	serge	2713	movzx edx,word[WIN_POS+edx*2]
379	serge	2714	cmp edx,[CURRENT_TASK]
114	mikedld	2715	jne @f
		2716	inc eax
379	serge	2717	@@: mov edx,[CURRENT_TASK]
114	mikedld	2718	shl edx,5
		2719	add edx,window_data
		2720	movzx ebx,[edx+WDATA.fl_wstyle]
		2721	and bl,0x0F
		2722	cmp bl,3
		2723	jne .not_style_3
		2724
		2725	push edx
		2726	call drawwindow_IV_caption
		2727	add esp,4
		2728	jmp .2
		2729
		2730	.not_style_3:
		2731	cmp bl,2
		2732	jne .not_style_2
		2733
		2734	call drawwindow_III_caption
		2735	jmp .2
		2736
		2737	.not_style_2:
		2738	cmp bl,0
		2739	jne .2
		2740
		2741	call drawwindow_I_caption
		2742
		2743	;--------------------------------------------------------------
		2744	.2: ;jmp @f
379	serge	2745	mov edi,[CURRENT_TASK]
114	mikedld	2746	shl edi,5
		2747	test [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		2748	jz @f
380	serge	2749	mov ecx,[edi*8+SLOT_BASE+APPDATA.wnd_caption]
114	mikedld	2750	or ecx,ecx
		2751	jz @f
388	serge	2752	add ecx,[edi+CURRENT_TASK+TASKDATA.mem_start]
114	mikedld	2753
		2754	movzx eax,[edi+window_data+WDATA.fl_wstyle]
		2755	and al,0x0F
		2756	cmp al,3
		2757	jne .not_skinned
		2758
		2759	mov ebp,[edi+window_data+WDATA.box.left-2]
		2760	mov bp,word[edi+window_data+WDATA.box.top]
		2761	movzx eax,word[edi+window_data+WDATA.box.width]
		2762	sub ax,[_skinmargins.left]
		2763	sub ax,[_skinmargins.right]
		2764	cwde
		2765	cdq
		2766	mov ebx,6
		2767	idiv ebx
		2768	or eax,eax
		2769	js @f
		2770	mov edx,eax
		2771	mov eax,dword[_skinmargins.left-2]
		2772	mov ax,word[_skinh]
		2773	sub ax,[_skinmargins.bottom]
		2774	sub ax,[_skinmargins.top]
		2775	sar ax,1
		2776	adc ax,0
		2777	add ax,[_skinmargins.top]
		2778	add ax,-3
		2779	add eax,ebp
139	diamond	2780	jmp .dodraw
114	mikedld	2781
		2782	.not_skinned:
		2783	cmp al,1
		2784	je @f
		2785
		2786	mov ebp,[edi+window_data+WDATA.box.left-2]
		2787	mov bp,word[edi+window_data+WDATA.box.top]
		2788	movzx eax,word[edi+window_data+WDATA.box.width]
		2789	sub eax,16
		2790	cwde
		2791	cdq
		2792	mov ebx,6
		2793	idiv ebx
		2794	or eax,eax
		2795	js @f
		2796	mov edx,eax
		2797	mov eax,0x00080007
		2798	add eax,ebp
139	diamond	2799	.dodraw:
114	mikedld	2800	mov ebx,[common_colours+16];0x00FFFFFF
139	diamond	2801	or ebx, 0x80000000
114	mikedld	2802	xor edi,edi
		2803	call dtext
		2804
		2805	@@:
		2806	;--------------------------------------------------------------
		2807	dec [mouse_pause]
		2808	call [draw_pointer]
		2809	ret
		2810
		2811	iglobal
		2812	align 4
		2813	window_topleft dd \
		2814	1, 21,\
		2815	0, 0,\
		2816	5, 20,\
		2817	5, ?
		2818	endg
		2819
		2820	set_window_clientbox:
		2821	push eax ecx edi
		2822
		2823	mov eax,[_skinh]
		2824	mov [window_topleft+4*7],eax
		2825
		2826	mov ecx,edi
		2827	sub edi,window_data
		2828	shl edi,3
		2829	test [ecx+WDATA.fl_wstyle],WSTYLE_CLIENTRELATIVE
		2830	jz @f
		2831
		2832	movzx eax,[ecx+WDATA.fl_wstyle]
		2833	and eax,0x0F
		2834	mov eax,[eax*8+window_topleft+0]
380	serge	2835	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
114	mikedld	2836	shl eax,1
		2837	neg eax
		2838	add eax,[ecx+WDATA.box.width]
380	serge	2839	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
114	mikedld	2840
		2841	movzx eax,[ecx+WDATA.fl_wstyle]
		2842	and eax,0x0F
		2843	push [eax*8+window_topleft+0]
		2844	mov eax,[eax*8+window_topleft+4]
380	serge	2845	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
114	mikedld	2846	neg eax
		2847	sub eax,[esp]
		2848	add eax,[ecx+WDATA.box.height]
380	serge	2849	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
114	mikedld	2850	add esp,4
		2851
		2852	pop edi ecx eax
		2853	ret
		2854	@@:
		2855	xor eax,eax
380	serge	2856	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.left],eax
		2857	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.top],eax
114	mikedld	2858	mov eax,[ecx+WDATA.box.width]
380	serge	2859	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.width],eax
114	mikedld	2860	mov eax,[ecx+WDATA.box.height]
380	serge	2861	mov [edi+SLOT_BASE+APPDATA.wnd_clientbox.height],eax
114	mikedld	2862
		2863	pop edi ecx eax
		2864	ret
		2865
1	ha	2866	sys_set_window:
		2867
379	serge	2868	mov edi,[CURRENT_TASK]
1	ha	2869	shl edi,5
		2870	add edi,window_data
		2871
		2872	; colors
114	mikedld	2873	mov [edi+WDATA.cl_workarea],ecx
		2874	mov [edi+WDATA.cl_titlebar],edx
		2875	mov [edi+WDATA.cl_frames],esi
1	ha	2876
		2877	; check flag (?)
186	diamond	2878	test [edi+WDATA.fl_wdrawn],1
		2879	jnz newd
1	ha	2880
		2881	push eax
		2882	mov eax,[timer_ticks] ;[0xfdf0]
		2883	add eax,100
		2884	mov [new_window_starting],eax
		2885	pop eax
		2886
114	mikedld	2887	mov word[edi+WDATA.box.width],ax
		2888	mov word[edi+WDATA.box.height],bx
		2889	sar eax,16
		2890	sar ebx,16
		2891	mov word[edi+WDATA.box.left],ax
		2892	mov word[edi+WDATA.box.top],bx
1	ha	2893
		2894	call check_window_position
		2895
164	serge	2896	call set_window_clientbox
1	ha	2897
		2898	push ecx esi edi ; save for window fullscreen/resize
114	mikedld	2899	;mov esi,edi
		2900
		2901	mov cl,[edi+WDATA.fl_wstyle]
		2902
1	ha	2903	sub edi,window_data
114	mikedld	2904	shl edi,3
380	serge	2905	add edi,SLOT_BASE
114	mikedld	2906
		2907	and cl,0x0F
115	poddubny	2908	mov [edi+APPDATA.wnd_caption],0
114	mikedld	2909	cmp cl,3
		2910	jne @f
115	poddubny	2911	mov [edi+APPDATA.wnd_caption],esi
114	mikedld	2912	@@: mov esi,[esp+0]
		2913
115	poddubny	2914	add edi, APPDATA.saved_box
186	diamond	2915	movsd
		2916	movsd
		2917	movsd
		2918	movsd
1	ha	2919	pop edi esi ecx
		2920
		2921	push eax ebx ecx edx
		2922	;;; mov eax, 1
		2923	;;; call delay_hs
115	poddubny	2924	mov eax, [edi+WDATA.box.left]
		2925	mov ebx, [edi+WDATA.box.top]
		2926	mov ecx, [edi+WDATA.box.width]
		2927	mov edx, [edi+WDATA.box.height]
1	ha	2928	add ecx, eax
		2929	add edx, ebx
		2930	call calculatescreen
		2931	pop edx ecx ebx eax
		2932
381	serge	2933	mov [KEY_COUNT],byte 0 ; empty keyboard buffer
		2934	mov [BTN_COUNT],byte 0 ; empty button buffer
1	ha	2935
		2936	newd:
186	diamond	2937	mov [edi+WDATA.fl_redraw],byte 0 ; no redraw
1	ha	2938	mov edx,edi
		2939
		2940	ret
		2941
114	mikedld	2942	syscall_windowsettings:
1	ha	2943
114	mikedld	2944	.set_window_caption:
		2945	dec eax ; subfunction #1 - set window caption
		2946	jnz .get_window_caption
		2947
		2948	; NOTE: only window owner thread can set its caption,
		2949	; so there's no parameter for PID/TID
		2950
379	serge	2951	mov edi,[CURRENT_TASK]
114	mikedld	2952	shl edi,5
		2953
		2954	; have to check if caption is within application memory limit
		2955	; check is trivial, and if application resizes its memory,
		2956	; caption still can become over bounds
202	diamond	2957	; diamond, 31.10.2006: check removed because with new memory manager
		2958	; there can be valid data after APPDATA.mem_size bound
380	serge	2959	; mov ecx,[edi*8+SLOT_BASE+APPDATA.mem_size]
202	diamond	2960	; add ecx,255 ; max caption length
		2961	; cmp ebx,ecx
		2962	; ja .exit_fail
114	mikedld	2963
380	serge	2964	mov [edi*8+SLOT_BASE+APPDATA.wnd_caption],ebx
114	mikedld	2965	or [edi+window_data+WDATA.fl_wstyle],WSTYLE_HASCAPTION
		2966
		2967	call draw_window_caption
		2968
		2969	xor eax,eax ; eax = 0 (success)
		2970	ret
		2971
		2972	.get_window_caption:
		2973	dec eax ; subfunction #2 - get window caption
		2974	jnz .exit_fail
		2975
		2976	; not implemented yet
		2977
		2978	.exit_fail:
		2979	xor eax,eax
		2980	inc eax ; eax = 1 (fail)
		2981	ret
		2982
		2983
1	ha	2984	sys_window_move:
		2985
379	serge	2986	mov edi,[CURRENT_TASK]
49	mikedld	2987	shl edi,5
		2988	add edi,window_data
1	ha	2989
49	mikedld	2990	test [edi+WDATA.fl_wstate],WSTATE_MAXIMIZED
		2991	jnz .window_move_return
1	ha	2992
115	poddubny	2993	push dword [edi + WDATA.box.left] ; save old coordinates
		2994	push dword [edi + WDATA.box.top]
		2995	push dword [edi + WDATA.box.width]
		2996	push dword [edi + WDATA.box.height]
1	ha	2997
49	mikedld	2998	cmp eax,-1 ; set new position and size
		2999	je .no_x_reposition
115	poddubny	3000	mov [edi + WDATA.box.left], eax
49	mikedld	3001	.no_x_reposition:
		3002	cmp ebx,-1
		3003	je .no_y_reposition
115	poddubny	3004	mov [edi + WDATA.box.top], ebx
49	mikedld	3005	.no_y_reposition:
1	ha	3006
49	mikedld	3007	test [edi+WDATA.fl_wstate],WSTATE_ROLLEDUP
		3008	jnz .no_y_resizing
1	ha	3009
49	mikedld	3010	cmp ecx,-1
		3011	je .no_x_resizing
115	poddubny	3012	mov [edi + WDATA.box.width], ecx
49	mikedld	3013	.no_x_resizing:
		3014	cmp edx,-1
		3015	je .no_y_resizing
115	poddubny	3016	mov [edi + WDATA.box.height], edx
49	mikedld	3017	.no_y_resizing:
1	ha	3018
49	mikedld	3019	call check_window_position
150	diamond	3020	call set_window_clientbox
1	ha	3021
49	mikedld	3022	pushad ; save for window fullscreen/resize
		3023	mov esi,edi
		3024	sub edi,window_data
		3025	shr edi,5
		3026	shl edi,8
380	serge	3027	add edi, SLOT_BASE + APPDATA.saved_box
49	mikedld	3028	mov ecx,4
		3029	cld
		3030	rep movsd
		3031	popad
		3032
		3033	pushad ; calculcate screen at new position
115	poddubny	3034	mov eax, [edi + WDATA.box.left]
		3035	mov ebx, [edi + WDATA.box.top]
		3036	mov ecx, [edi + WDATA.box.width]
		3037	mov edx, [edi + WDATA.box.height]
164	serge	3038	add ecx,eax
		3039	add edx,ebx
221	serge	3040
49	mikedld	3041	call calculatescreen
		3042	popad
		3043
		3044	pop edx ; calculcate screen at old position
		3045	pop ecx
		3046	pop ebx
		3047	pop eax
		3048	add ecx,eax
		3049	add edx,ebx
		3050	mov [dlx],eax ; save for drawlimits
		3051	mov [dly],ebx
		3052	mov [dlxe],ecx
		3053	mov [dlye],edx
		3054	call calculatescreen
		3055
115	poddubny	3056	mov [edi + WDATA.fl_redraw], 1 ; flag the process as redraw
49	mikedld	3057
		3058	mov eax,edi ; redraw screen at old position
		3059	xor esi,esi
		3060	call redrawscreen
		3061
381	serge	3062	mov [DONT_DRAW_MOUSE],byte 0 ; mouse pointer
		3063	mov [MOUSE_BACKGROUND],byte 0 ; no mouse under
		3064	mov [MOUSE_DOWN],byte 0 ; react to mouse up/down
49	mikedld	3065
		3066	mov ecx,10 ; wait 1/10 second
		3067	.wmrl3:
		3068	call [draw_pointer]
		3069	mov eax,1
		3070	call delay_hs
		3071	loop .wmrl3
		3072
		3073	mov [window_move_pr],0
		3074
		3075	.window_move_return:
		3076
1	ha	3077	ret
		3078
67	diamond	3079	;type_background_1:
		3080	; cmp [0xfff0],byte 0 ; background update ?
		3081	; jz temp_nobackgr
		3082	; mov [0xfff0],byte 2
		3083	; call change_task
		3084	; mov [draw_data+32+0],dword 0
		3085	; mov [draw_data+32+4],dword 0
381	serge	3086	; mov eax,[ScreenWidth
67	diamond	3087	; mov ebx,[0xfe04]
		3088	; mov [draw_data+32+8],eax
		3089	; mov [draw_data+32+12],ebx
		3090	; call drawbackground
		3091	; mov [0xfff0],byte 0
381	serge	3092	; mov [MOUSE_BACKGROUND],byte 0
67	diamond	3093	;temp_nobackgr:
		3094	; ret
41	mikedld	3095
1	ha	3096	uglobal
		3097	window_move_pr dd 0x0
		3098	window_move_eax dd 0x0
		3099	window_move_ebx dd 0x0
		3100	window_move_ecx dd 0x0
		3101	window_move_edx dd 0x0
		3102	endg
		3103
		3104	;ok - 100% work
		3105	;nt - not tested
		3106	;---------------------------------------------------------------------------------------------
		3107	;eax
		3108	;0 - task switch counter. Ret switch counter in eax. Block. ok.
		3109	;1 - change task. Ret nothing. Block. ok.
		3110	;2 - performance control
		3111	; ebx
		3112	; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
		3113	; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
		3114	; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
		3115	; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
		3116	; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
		3117	;eax
		3118	;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3119	;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
		3120	;---------------------------------------------------------------------------------------------
		3121	sys_sheduler: ;noname & halyavin
		3122	cmp eax,0
		3123	je shed_counter
		3124	cmp eax,2
		3125	je perf_control
		3126	cmp eax,3
		3127	je rdmsr_instr
		3128	cmp eax,4
		3129	je wrmsr_instr
		3130	cmp eax,1
		3131	jne not_supported
		3132	call change_task ;delay,0
		3133	ret
		3134	shed_counter:
		3135	mov eax,[context_counter]
		3136	mov [esp+36],eax
		3137	not_supported:
		3138	ret
		3139	perf_control:
		3140	inc eax ;now eax=3
		3141	cmp ebx,eax
		3142	je cache_disable
		3143	dec eax
		3144	cmp ebx,eax
		3145	je cache_enable
		3146	dec eax
		3147	cmp ebx,eax
		3148	je is_cache_enabled
		3149	dec eax
		3150	cmp ebx,eax
		3151	je modify_pce
		3152	ret
		3153
		3154	rdmsr_instr:
		3155	;now counter in ecx
		3156	;(edx:eax) esi:edi => edx:esi
		3157	mov eax,esi
		3158	rdmsr
		3159	mov [esp+36],eax
		3160	mov [esp+24],edx ;ret in ebx?
		3161	ret
		3162
		3163	wrmsr_instr:
		3164	;now counter in ecx
		3165	;(edx:eax) esi:edi => edx:esi
		3166	mov eax,esi
		3167	wrmsr
		3168	mov [esp+36],eax
		3169	mov [esp+24],edx ;ret in ebx?
		3170	ret
		3171
		3172	cache_disable:
		3173	mov eax,cr0
		3174	or eax,01100000000000000000000000000000b
		3175	mov cr0,eax
		3176	wbinvd ;set MESI
		3177	ret
		3178
		3179	cache_enable:
		3180	mov eax,cr0
		3181	and eax,10011111111111111111111111111111b
		3182	mov cr0,eax
		3183	ret
		3184
		3185	is_cache_enabled:
		3186	mov eax,cr0
		3187	mov ebx,eax
		3188	and eax,01100000000000000000000000000000b
		3189	jz cache_disabled
		3190	mov [esp+36],ebx
		3191	cache_disabled:
		3192	mov dword [esp+36],eax ;0
		3193	ret
		3194
		3195	modify_pce:
		3196	mov eax,cr4
		3197	; mov ebx,0
		3198	; or bx,100000000b ;pce
		3199	; xor eax,ebx ;invert pce
17	me_root	3200	bts eax,8 ;pce=cr4[8]
1	ha	3201	mov cr4,eax
		3202	mov [esp+36],eax
		3203	ret
		3204	;---------------------------------------------------------------------------------------------
		3205
		3206
		3207	; check if pixel is allowed to be drawn
		3208
		3209	checkpixel:
21	poddubny	3210	push eax edx
1	ha	3211
381	serge	3212	mov edx,[ScreenWidth] ; screen x size
1	ha	3213	inc edx
21	poddubny	3214	imul edx, ebx
1	ha	3215	mov dl, [eax+edx+display_data] ; lea eax, [...]
		3216
21	poddubny	3217	xor ecx, ecx
221	serge	3218	mov eax, [CURRENT_TASK]
105	poddubny	3219	cmp al, dl
21	poddubny	3220	setne cl
1	ha	3221
21	poddubny	3222	pop edx eax
1	ha	3223	ret
		3224
		3225	uglobal
		3226	mouse_active db 0
		3227	endg
		3228	iglobal
143	diamond	3229	cpustring db '/RD/1/CPU',0
1	ha	3230	endg
		3231
67	diamond	3232	uglobal
76	mario79	3233	background_defined db 0 ; diamond, 11.04.2006
67	diamond	3234	endg
1	ha	3235
		3236	align 4
		3237	; check misc
		3238
		3239	checkmisc:
		3240
		3241	cmp [ctrl_alt_del], 1
		3242	jne nocpustart
143	diamond	3243	mov ebp, cpustring
		3244	lea esi,[ebp+6]
41	mikedld	3245	xor ebx,ebx ; no parameters
40	halyavin	3246	xor edx,edx ; no flags
143	diamond	3247	call fs_RamdiskExecute.flags
1	ha	3248	mov [ctrl_alt_del], 0
		3249	nocpustart:
		3250	cmp [mouse_active], 1
		3251	jne mouse_not_active
		3252	mov [mouse_active], 0
		3253	xor edi, edi
379	serge	3254	mov ecx, [TASK_COUNT]
1	ha	3255	set_mouse_event:
		3256	add edi, 256
380	serge	3257	or [edi+SLOT_BASE+APPDATA.event_mask], dword 00100000b
1	ha	3258	loop set_mouse_event
		3259	mouse_not_active:
		3260
		3261
381	serge	3262	cmp [REDRAW_BACKGROUND],byte 0 ; background update ?
1	ha	3263	jz nobackgr
76	mario79	3264	cmp [background_defined], 0
		3265	jz nobackgr
381	serge	3266	mov [REDRAW_BACKGROUND],byte 2
1	ha	3267	call change_task
164	serge	3268	mov [draw_data+32 + RECT.left],dword 0
		3269	mov [draw_data+32 + RECT.top],dword 0
381	serge	3270	mov eax,[ScreenWidth]
		3271	mov ebx,[ScreenHeight]
164	serge	3272	mov [draw_data+32 + RECT.right],eax
		3273	mov [draw_data+32 + RECT.bottom],ebx
1	ha	3274	call drawbackground
381	serge	3275	mov [REDRAW_BACKGROUND],byte 0
		3276	mov [MOUSE_BACKGROUND],byte 0
1	ha	3277
		3278	nobackgr:
		3279
		3280
		3281	; system shutdown request
		3282
381	serge	3283	cmp [SYS_SHUTDOWN],byte 0
1	ha	3284	je noshutdown
		3285
		3286	mov edx,[shutdown_processes]
		3287	sub dl,2
		3288
381	serge	3289	cmp [SYS_SHUTDOWN],dl
1	ha	3290	jne no_mark_system_shutdown
		3291
		3292	mov edx,0x3040
381	serge	3293	movzx ecx,byte [SYS_SHUTDOWN]
1	ha	3294	add ecx,5
		3295	markz:
115	poddubny	3296	mov [edx+TASKDATA.state],byte 3
1	ha	3297	add edx,0x20
		3298	loop markz
		3299
		3300	no_mark_system_shutdown:
		3301
		3302	call [disable_mouse]
		3303
381	serge	3304	dec byte [SYS_SHUTDOWN]
1	ha	3305
381	serge	3306	cmp [SYS_SHUTDOWN],byte 0
1	ha	3307	je system_shutdown
		3308
		3309	noshutdown:
		3310
		3311
379	serge	3312	mov eax,[TASK_COUNT] ; termination
		3313	mov ebx,TASK_DATA+TASKDATA.state
1	ha	3314	mov esi,1
		3315
		3316	newct:
		3317	mov cl,[ebx]
		3318	cmp cl,byte 3
		3319	jz terminate
		3320	cmp cl,byte 4
		3321	jz terminate
		3322
		3323	add ebx,0x20
		3324	inc esi
		3325	dec eax
		3326	jnz newct
		3327
		3328	ret
		3329
		3330
		3331
		3332
		3333	; redraw screen
		3334
		3335	redrawscreen:
		3336
		3337	; eax , if process window_data base is eax, do not set flag/limits
		3338
		3339	pushad
		3340	push eax
		3341
		3342	;;; mov eax,2
		3343	;;; call delay_hs
		3344
		3345	;mov ecx,0 ; redraw flags for apps
		3346	xor ecx,ecx
		3347	newdw2:
		3348
		3349	inc ecx
		3350	push ecx
		3351
		3352	mov eax,ecx
		3353	shl eax,5
		3354	add eax,window_data
		3355
		3356	cmp eax,[esp+4]
		3357	je not_this_task
		3358	; check if window in redraw area
		3359	mov edi,eax
		3360
		3361	cmp ecx,1 ; limit for background
		3362	jz bgli
		3363
115	poddubny	3364	mov eax, [edi + WDATA.box.left]
		3365	mov ebx, [edi + WDATA.box.top]
		3366	mov ecx, [edi + WDATA.box.width]
		3367	mov edx, [edi + WDATA.box.height]
164	serge	3368	add ecx,eax
		3369	add edx,ebx
1	ha	3370
		3371	mov ecx,[dlye] ; ecx = area y end ebx = window y start
		3372	cmp ecx,ebx
		3373	jb ricino
		3374
		3375	mov ecx,[dlxe] ; ecx = area x end eax = window x start
		3376	cmp ecx,eax
		3377	jb ricino
		3378
115	poddubny	3379	mov eax, [edi + WDATA.box.left]
		3380	mov ebx, [edi + WDATA.box.top]
		3381	mov ecx, [edi + WDATA.box.width]
		3382	mov edx, [edi + WDATA.box.height]
		3383	add ecx, eax
		3384	add edx, ebx
164	serge	3385
1	ha	3386	mov eax,[dly] ; eax = area y start edx = window y end
		3387	cmp edx,eax
		3388	jb ricino
		3389
		3390	mov eax,[dlx] ; eax = area x start ecx = window x end
		3391	cmp ecx,eax
		3392	jb ricino
		3393
		3394	bgli:
		3395
		3396	cmp edi,esi
		3397	jz ricino
		3398
		3399	mov eax,edi
		3400	add eax,draw_data-window_data
		3401
		3402	mov ebx,[dlx] ; set limits
115	poddubny	3403	mov [eax + RECT.left], ebx
1	ha	3404	mov ebx,[dly]
115	poddubny	3405	mov [eax + RECT.top], ebx
1	ha	3406	mov ebx,[dlxe]
115	poddubny	3407	mov [eax + RECT.right], ebx
1	ha	3408	mov ebx,[dlye]
115	poddubny	3409	mov [eax + RECT.bottom], ebx
1	ha	3410
		3411	sub eax,draw_data-window_data
		3412
		3413	cmp ecx,1
		3414	jne nobgrd
		3415	cmp esi,1
		3416	je newdw8
		3417	call drawbackground
		3418
		3419	newdw8:
		3420	nobgrd:
		3421
115	poddubny	3422	mov [eax + WDATA.fl_redraw],byte 1 ; mark as redraw
1	ha	3423
		3424	ricino:
		3425
		3426	not_this_task:
		3427
		3428	pop ecx
		3429
379	serge	3430	cmp ecx,[TASK_COUNT]
1	ha	3431	jle newdw2
		3432
		3433	pop eax
		3434	popad
		3435
		3436	ret
		3437
		3438	calculatebackground: ; background
		3439
		3440	; all black
		3441
		3442	mov [display_data-8],dword 4 ; size x
		3443	mov [display_data-4],dword 2 ; size y
		3444
381	serge	3445	mov edi, IMG_BACKGROUND ; set background to black
1	ha	3446	xor eax, eax
		3447	mov ecx, 0x0fff00 / 4
		3448	cld
		3449	rep stosd
		3450
		3451	mov edi,display_data ; set os to use all pixels
		3452	mov eax,0x01010101
322	diamond	3453	mov ecx,0x15ff00 / 4
1	ha	3454	rep stosd
		3455
381	serge	3456	mov byte [REDRAW_BACKGROUND], 0 ; do not draw background!
1	ha	3457
		3458	ret
		3459
		3460	uglobal
		3461	imax dd 0x0
		3462	endg
		3463
		3464
		3465
		3466	delay_ms: ; delay in 1/1000 sec
		3467
		3468
		3469	push eax
		3470	push ecx
		3471
		3472	mov ecx,esi
		3473	;
		3474	imul ecx, 33941
		3475	shr ecx, 9
		3476	;
		3477
		3478	in al,0x61
		3479	and al,0x10
		3480	mov ah,al
		3481	cld
		3482
		3483	cnt1: in al,0x61
		3484	and al,0x10
		3485	cmp al,ah
		3486	jz cnt1
		3487
		3488	mov ah,al
		3489	loop cnt1
		3490
		3491	pop ecx
		3492	pop eax
		3493
		3494	ret
		3495
		3496
		3497	set_app_param:
		3498	push edi
		3499
379	serge	3500	mov edi,[TASK_BASE]
115	poddubny	3501	mov [edi+TASKDATA.event_mask],eax
1	ha	3502
		3503	pop edi
		3504	ret
		3505
		3506
		3507
		3508	delay_hs: ; delay in 1/100 secs
		3509	push eax
		3510	push ecx
		3511	push edx
		3512
115	poddubny	3513	mov edx,[timer_ticks]
1	ha	3514	add edx,eax
		3515
		3516	newtic:
115	poddubny	3517	mov ecx,[timer_ticks]
1	ha	3518	cmp edx,ecx
		3519	jbe zerodelay
		3520
		3521	call change_task
		3522
		3523	jmp newtic
		3524
		3525	zerodelay:
		3526	pop edx
		3527	pop ecx
		3528	pop eax
		3529
		3530	ret
		3531
		3532
		3533	memmove: ; memory move in bytes
		3534
		3535	; eax = from
		3536	; ebx = to
		3537	; ecx = no of bytes
		3538	test ecx, ecx
		3539	jle .ret
		3540
		3541
		3542	push esi edi ecx
		3543
		3544	mov edi, ebx
		3545	mov esi, eax
		3546
		3547	test ecx, not 11b
		3548	jz @f
		3549
		3550	push ecx
		3551	shr ecx, 2
		3552	rep movsd
		3553	pop ecx
		3554	and ecx, 11b
		3555	jz .finish
		3556	@@:
		3557	rep movsb
		3558
		3559	.finish:
		3560	pop ecx edi esi
		3561	.ret:
		3562	ret
		3563
		3564
75	diamond	3565	; Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
		3566	;align 4
1	ha	3567	;
75	diamond	3568	;read_floppy_file:
1	ha	3569	;
75	diamond	3570	;; as input
		3571	;;
		3572	;; eax pointer to file
		3573	;; ebx file lenght
		3574	;; ecx start 512 byte block number
		3575	;; edx number of blocks to read
		3576	;; esi pointer to return/work area (atleast 20 000 bytes)
		3577	;;
		3578	;;
		3579	;; on return
		3580	;;
		3581	;; eax = 0 command succesful
		3582	;; 1 no fd base and/or partition defined
		3583	;; 2 yet unsupported FS
		3584	;; 3 unknown FS
		3585	;; 4 partition not defined at hd
		3586	;; 5 file not found
		3587	;; ebx = size of file
1	ha	3588	;
379	serge	3589	; mov edi,[TASK_BASE]
75	diamond	3590	; add edi,0x10
		3591	; add esi,[edi]
		3592	; add eax,[edi]
1	ha	3593	;
75	diamond	3594	; pushad
		3595	; mov edi,esi
		3596	; add edi,1024
		3597	; mov esi,0x100000+19*512
		3598	; sub ecx,1
		3599	; shl ecx,9
		3600	; add esi,ecx
		3601	; shl edx,9
		3602	; mov ecx,edx
		3603	; cld
		3604	; rep movsb
		3605	; popad
		3606	;
		3607	; mov [esp+36],eax
		3608	; mov [esp+24],ebx
		3609	; ret
1	ha	3610
		3611
		3612
		3613	align 4
		3614
		3615	sys_programirq:
		3616
379	serge	3617	mov edi,[TASK_BASE]
115	poddubny	3618	add eax,[edi+TASKDATA.mem_start]
1	ha	3619
75	diamond	3620	cmp ebx,16
		3621	jae .not_owner
379	serge	3622	mov edi,[TASK_BASE]
115	poddubny	3623	mov edi,[edi+TASKDATA.pid]
75	diamond	3624	cmp edi,[irq_owner+ebx*4]
1	ha	3625	je spril1
75	diamond	3626	.not_owner:
1	ha	3627	mov [esp+36],dword 1
		3628	ret
		3629	spril1:
		3630
		3631	mov esi,eax
		3632	shl ebx,6
		3633	add ebx,irq00read
		3634	mov edi,ebx
		3635	mov ecx,16
		3636	cld
		3637	rep movsd
		3638	mov [esp+36],dword 0
		3639	ret
		3640
		3641
		3642	align 4
		3643
		3644	get_irq_data:
75	diamond	3645	cmp eax,16
		3646	jae .not_owner
1	ha	3647	mov edx,eax ; check for correct owner
		3648	shl edx,2
		3649	add edx,irq_owner
		3650	mov edx,[edx]
379	serge	3651	mov edi,[TASK_BASE]
115	poddubny	3652	mov edi,[edi+TASKDATA.pid]
1	ha	3653	cmp edx,edi
		3654	je gidril1
75	diamond	3655	.not_owner:
		3656	mov [esp+32],dword 2 ; ecx=2
1	ha	3657	ret
		3658
		3659	gidril1:
		3660
		3661	mov ebx,eax
		3662	shl ebx,12
381	serge	3663	add ebx,IRQ_SAVE
1	ha	3664	mov eax,[ebx]
		3665	mov ecx,1
		3666	test eax,eax
		3667	jz gid1
		3668
		3669	dec eax
		3670	mov esi,ebx
		3671	mov [ebx],eax
		3672	movzx ebx,byte [ebx+0x10]
		3673	add esi,0x10
		3674	mov edi,esi
		3675	inc esi
		3676	mov ecx,4000 / 4
		3677	cld
		3678	rep movsd
75	diamond	3679	; xor ecx,ecx ; as result of 'rep' ecx=0
1	ha	3680	gid1:
		3681	mov [esp+36],eax
		3682	mov [esp+32],ecx
		3683	mov [esp+24],ebx
		3684	ret
		3685
		3686
		3687	set_io_access_rights:
		3688
		3689	pushad
		3690
379	serge	3691	mov edi,[CURRENT_TASK]
1	ha	3692	imul edi,tss_step
		3693	add edi,tss_data+128
		3694	; add edi,128
		3695
		3696	mov ecx,eax
		3697	and ecx,7 ; offset in byte
		3698
		3699	shr eax,3 ; number of byte
		3700	add edi,eax
		3701
		3702	mov ebx,1
		3703	shl ebx,cl
		3704
		3705	cmp ebp,0 ; enable access - ebp = 0
		3706	jne siar1
		3707
		3708	not ebx
		3709	and [edi],byte bl
		3710
		3711	popad
		3712
		3713	ret
		3714
		3715	siar1:
		3716
		3717	or [edi],byte bl ; disable access - ebp = 1
		3718
		3719	popad
		3720
		3721	ret
		3722
		3723	r_f_port_area:
		3724
		3725	test eax, eax
		3726	jnz free_port_area
		3727	; je r_port_area
		3728	; jmp free_port_area
		3729
		3730	; r_port_area:
		3731
		3732	pushad
		3733
		3734	cmp ebx,ecx ; beginning > end ?
75	diamond	3735	ja rpal1
		3736	cmp ecx,65536
		3737	jae rpal1
381	serge	3738	mov esi,[RESERVED_PORTS]
75	diamond	3739	test esi,esi ; no reserved areas ?
1	ha	3740	je rpal2
		3741	cmp esi,255 ; max reserved
75	diamond	3742	jae rpal1
1	ha	3743	rpal3:
		3744	mov edi,esi
		3745	shl edi,4
381	serge	3746	add edi,RESERVED_PORTS
1	ha	3747	cmp ebx,[edi+8]
75	diamond	3748	ja rpal4
1	ha	3749	cmp ecx,[edi+4]
		3750	jae rpal1
		3751	; jb rpal4
		3752	; jmp rpal1
		3753	rpal4:
		3754
		3755	dec esi
		3756	jnz rpal3
		3757	jmp rpal2
		3758	rpal1:
		3759	popad
		3760	mov eax,1
		3761	ret
		3762
		3763	rpal2:
		3764	popad
		3765
		3766
		3767	; enable port access at port IO map
		3768	cli
		3769	pushad ; start enable io map
		3770
		3771	cmp ecx,65536 ;16384
		3772	jae no_unmask_io ; jge
		3773
		3774	mov eax,ebx
		3775
		3776	new_port_access:
		3777
		3778	pushad
		3779
75	diamond	3780	xor ebp,ebp ; enable - eax = port
1	ha	3781	call set_io_access_rights
		3782
		3783	popad
		3784
		3785	inc eax
		3786	cmp eax,ecx
		3787	jbe new_port_access
		3788
		3789	no_unmask_io:
		3790
		3791	popad ; end enable io map
		3792	sti
		3793
381	serge	3794	mov edi,[RESERVED_PORTS]
1	ha	3795	add edi,1
381	serge	3796	mov [RESERVED_PORTS],edi
1	ha	3797	shl edi,4
381	serge	3798	add edi,RESERVED_PORTS
379	serge	3799	mov esi,[TASK_BASE]
115	poddubny	3800	mov esi,[esi+TASKDATA.pid]
1	ha	3801	mov [edi],esi
		3802	mov [edi+4],ebx
		3803	mov [edi+8],ecx
		3804
		3805	xor eax, eax
		3806	ret
		3807
		3808	free_port_area:
		3809
		3810	pushad
		3811
381	serge	3812	mov esi,[RESERVED_PORTS] ; no reserved areas ?
75	diamond	3813	test esi,esi
1	ha	3814	je frpal2
379	serge	3815	mov edx,[TASK_BASE]
115	poddubny	3816	mov edx,[edx+TASKDATA.pid]
1	ha	3817	frpal3:
		3818	mov edi,esi
		3819	shl edi,4
381	serge	3820	add edi,RESERVED_PORTS
1	ha	3821	cmp edx,[edi]
		3822	jne frpal4
		3823	cmp ebx,[edi+4]
		3824	jne frpal4
		3825	cmp ecx,[edi+8]
		3826	jne frpal4
		3827	jmp frpal1
		3828	frpal4:
		3829	dec esi
		3830	jnz frpal3
		3831	frpal2:
		3832	popad
		3833	mov eax,1
		3834	ret
		3835	frpal1:
		3836	mov ecx,256
		3837	sub ecx,esi
		3838	shl ecx,4
		3839	mov esi,edi
		3840	add esi,16
		3841	cld
		3842	rep movsb
		3843
381	serge	3844	dec dword [RESERVED_PORTS]
1	ha	3845
		3846	popad
		3847
		3848
		3849	; disable port access at port IO map
		3850
		3851	pushad ; start disable io map
		3852
		3853	cmp ecx,65536 ;16384
		3854	jge no_mask_io
		3855
		3856	mov eax,ebx
		3857
		3858	new_port_access_disable:
		3859
		3860	pushad
		3861
		3862	mov ebp,1 ; disable - eax = port
		3863	call set_io_access_rights
		3864
		3865	popad
		3866
		3867	inc eax
		3868	cmp eax,ecx
		3869	jbe new_port_access_disable
		3870
		3871	no_mask_io:
		3872
		3873	popad ; end disable io map
		3874
		3875	xor eax, eax
		3876	ret
		3877
		3878
		3879	reserve_free_irq:
		3880
75	diamond	3881	mov ecx, 1
		3882	cmp ebx, 16
		3883	jae fril1
		3884	test eax,eax
1	ha	3885	jz reserve_irq
		3886
75	diamond	3887	lea edi,[irq_owner+ebx*4]
1	ha	3888	mov edx,[edi]
379	serge	3889	mov eax,[TASK_BASE]
115	poddubny	3890	cmp edx,[eax+TASKDATA.pid]
1	ha	3891	jne fril1
75	diamond	3892	dec ecx
		3893	mov [edi],ecx
1	ha	3894	fril1:
		3895	mov [esp+36],ecx ; return in eax
		3896	ret
		3897
		3898	reserve_irq:
		3899
75	diamond	3900	lea edi,[irq_owner+ebx*4]
		3901	cmp dword [edi], 0
		3902	jnz ril1
1	ha	3903
379	serge	3904	mov edx,[TASK_BASE]
115	poddubny	3905	mov edx,[edx+TASKDATA.pid]
1	ha	3906	mov [edi],edx
75	diamond	3907	dec ecx
1	ha	3908	ril1:
		3909	mov [esp+36],ecx ; return in eax
		3910	ret
		3911
		3912	drawbackground:
33	mario79	3913	inc [mouse_pause]
381	serge	3914	cmp [SCR_MODE],word 0x12
117	mario79	3915	je dbrv20
1	ha	3916	dbrv12:
381	serge	3917	cmp [SCR_MODE],word 0100000000000000b
1	ha	3918	jge dbrv20
381	serge	3919	cmp [SCR_MODE],word 0x13
1	ha	3920	je dbrv20
		3921	call vesa12_drawbackground
33	mario79	3922	dec [mouse_pause]
36	mario79	3923	call [draw_pointer]
1	ha	3924	ret
		3925	dbrv20:
		3926	cmp [display_data-12],dword 1
		3927	jne bgrstr
		3928	call vesa20_drawbackground_tiled
33	mario79	3929	dec [mouse_pause]
36	mario79	3930	call [draw_pointer]
1	ha	3931	ret
		3932	bgrstr:
		3933	call vesa20_drawbackground_stretch
33	mario79	3934	dec [mouse_pause]
36	mario79	3935	call [draw_pointer]
1	ha	3936	ret
		3937
75	diamond	3938	align 4
1	ha	3939
75	diamond	3940	syscall_putimage: ; PutImage
33	mario79	3941
75	diamond	3942	mov edx,ecx
		3943	mov ecx,ebx
		3944	lea ebx, [eax+std_application_base_address]
		3945
1	ha	3946	sys_putimage:
53	mikedld	3947	test ecx,0x80008000
		3948	jnz .exit
		3949	test ecx,0x0000FFFF
		3950	jz .exit
		3951	test ecx,0xFFFF0000
		3952	jnz @f
		3953	.exit:
		3954	ret
		3955	@@:
379	serge	3956	mov edi,[CURRENT_TASK]
114	mikedld	3957	shl edi,8
380	serge	3958	add dx,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
114	mikedld	3959	rol edx,16
380	serge	3960	add dx,word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
114	mikedld	3961	rol edx,16
		3962	.forced:
314	diamond	3963	push ebp esi 0
283	diamond	3964	mov ebp, putimage_get24bpp
		3965	mov esi, putimage_init24bpp
		3966	sys_putimage_bpp:
		3967	; call [disable_mouse] ; this will be done in xxx_putimage
117	mario79	3968	; mov eax, vga_putimage
381	serge	3969	cmp [SCR_MODE], word 0x12
117	mario79	3970	jz @f ;.doit
75	diamond	3971	mov eax, vesa12_putimage
381	serge	3972	cmp [SCR_MODE], word 0100000000000000b
75	diamond	3973	jae @f
381	serge	3974	cmp [SCR_MODE], word 0x13
75	diamond	3975	jnz .doit
		3976	@@:
		3977	mov eax, vesa20_putimage
		3978	.doit:
119	mario79	3979	inc [mouse_pause]
75	diamond	3980	call eax
119	mario79	3981	dec [mouse_pause]
314	diamond	3982	pop ebp esi ebp
75	diamond	3983	jmp [draw_pointer]
1	ha	3984
283	diamond	3985	syscall_putimage_palette:
		3986	lea edi, [esi+std_application_base_address]
		3987	mov esi, edx
		3988	mov edx, ecx
		3989	mov ecx, ebx
		3990	lea ebx, [eax+std_application_base_address]
		3991	sys_putimage_palette:
		3992	; ebx = pointer to image
		3993	; ecx = [xsize]*65536 + [ysize]
		3994	; edx = [xstart]*65536 + [ystart]
314	diamond	3995	; esi = number of bits per pixel, must be 8, 24 or 32
283	diamond	3996	; edi = pointer to palette
314	diamond	3997	; ebp = row delta
379	serge	3998	mov eax, [CURRENT_TASK]
283	diamond	3999	shl eax, 8
380	serge	4000	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
283	diamond	4001	rol edx, 16
380	serge	4002	add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
283	diamond	4003	rol edx, 16
		4004	.forced:
314	diamond	4005	push ebp esi ebp
		4006	cmp esi, 8
		4007	jnz @f
283	diamond	4008	mov ebp, putimage_get8bpp
		4009	mov esi, putimage_init8bpp
		4010	jmp sys_putimage_bpp
314	diamond	4011	@@:
		4012	cmp esi, 24
		4013	jnz @f
		4014	mov ebp, putimage_get24bpp
		4015	mov esi, putimage_init24bpp
		4016	jmp sys_putimage_bpp
		4017	@@:
		4018	cmp esi, 32
		4019	jnz @f
		4020	mov ebp, putimage_get32bpp
		4021	mov esi, putimage_init32bpp
		4022	jmp sys_putimage_bpp
		4023	@@:
		4024	pop ebp esi
		4025	ret
283	diamond	4026
		4027	putimage_init24bpp:
		4028	lea eax, [eax*3]
		4029	putimage_init8bpp:
		4030	ret
		4031
		4032	putimage_get24bpp:
		4033	mov eax, [esi]
		4034	add esi, 3
		4035	ret 4
		4036	putimage_get8bpp:
		4037	movzx eax, byte [esi]
		4038	push edx
		4039	mov edx, [esp+8]
		4040	mov eax, [edx+eax*4]
		4041	pop edx
		4042	inc esi
		4043	ret 4
		4044
314	diamond	4045	putimage_init32bpp:
		4046	shl eax, 2
		4047	ret
		4048	putimage_get32bpp:
		4049	lodsd
		4050	ret 4
		4051
1	ha	4052	; eax x beginning
		4053	; ebx y beginning
		4054	; ecx x end
283	diamond	4055	; edx y end
1	ha	4056	; edi color
		4057
		4058	__sys_drawbar:
379	serge	4059	mov esi,[CURRENT_TASK]
114	mikedld	4060	shl esi,8
380	serge	4061	add eax,[esi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4062	add ecx,[esi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4063	add ebx,[esi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4064	add edx,[esi+SLOT_BASE+APPDATA.wnd_clientbox.top]
114	mikedld	4065	.forced:
33	mario79	4066	inc [mouse_pause]
283	diamond	4067	; call [disable_mouse]
381	serge	4068	cmp [SCR_MODE],word 0x12
117	mario79	4069	je dbv20
1	ha	4070	sdbv20:
381	serge	4071	cmp [SCR_MODE],word 0100000000000000b
1	ha	4072	jge dbv20
381	serge	4073	cmp [SCR_MODE],word 0x13
1	ha	4074	je dbv20
		4075	call vesa12_drawbar
33	mario79	4076	dec [mouse_pause]
36	mario79	4077	call [draw_pointer]
1	ha	4078	ret
		4079	dbv20:
		4080	call vesa20_drawbar
33	mario79	4081	dec [mouse_pause]
36	mario79	4082	call [draw_pointer]
1	ha	4083	ret
		4084
		4085
		4086
		4087	kb_read:
		4088
		4089	push ecx edx
		4090
164	serge	4091	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4092	kr_loop:
		4093	in al,0x64
		4094	test al,1
		4095	jnz kr_ready
		4096	loop kr_loop
		4097	mov ah,1
		4098	jmp kr_exit
		4099	kr_ready:
		4100	push ecx
		4101	mov ecx,32
		4102	kr_delay:
		4103	loop kr_delay
		4104	pop ecx
		4105	in al,0x60
		4106	xor ah,ah
		4107	kr_exit:
		4108
		4109	pop edx ecx
		4110
		4111	ret
		4112
		4113
		4114	kb_write:
		4115
		4116	push ecx edx
		4117
		4118	mov dl,al
265	diamond	4119	; mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
		4120	; kw_loop1:
		4121	; in al,0x64
		4122	; test al,0x20
		4123	; jz kw_ok1
		4124	; loop kw_loop1
		4125	; mov ah,1
		4126	; jmp kw_exit
		4127	; kw_ok1:
1	ha	4128	in al,0x60
98	mario79	4129	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4130	kw_loop:
		4131	in al,0x64
		4132	test al,2
		4133	jz kw_ok
		4134	loop kw_loop
		4135	mov ah,1
		4136	jmp kw_exit
		4137	kw_ok:
		4138	mov al,dl
		4139	out 0x60,al
98	mario79	4140	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4141	kw_loop3:
		4142	in al,0x64
		4143	test al,2
		4144	jz kw_ok3
		4145	loop kw_loop3
		4146	mov ah,1
		4147	jmp kw_exit
		4148	kw_ok3:
		4149	mov ah,8
		4150	kw_loop4:
98	mario79	4151	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4152	kw_loop5:
		4153	in al,0x64
		4154	test al,1
		4155	jnz kw_ok4
		4156	loop kw_loop5
		4157	dec ah
		4158	jnz kw_loop4
		4159	kw_ok4:
		4160	xor ah,ah
		4161	kw_exit:
		4162
		4163	pop edx ecx
		4164
		4165	ret
		4166
		4167
		4168	kb_cmd:
		4169
98	mario79	4170	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4171	c_wait:
		4172	in al,0x64
		4173	test al,2
		4174	jz c_send
		4175	loop c_wait
		4176	jmp c_error
		4177	c_send:
		4178	mov al,bl
		4179	out 0x64,al
98	mario79	4180	mov ecx,0x1ffff ; last 0xffff, new value in view of fast CPU's
1	ha	4181	c_accept:
		4182	in al,0x64
		4183	test al,2
		4184	jz c_ok
		4185	loop c_accept
		4186	c_error:
		4187	mov ah,1
		4188	jmp c_exit
		4189	c_ok:
		4190	xor ah,ah
		4191	c_exit:
		4192	ret
		4193
		4194
		4195	setmouse: ; set mousepicture -pointer
		4196	; ps2 mouse enable
		4197
381	serge	4198	mov [MOUSE_PICTURE],dword mousepointer
1	ha	4199
		4200	cli
33	mario79	4201	; mov bl,0xa8 ; enable mouse cmd
		4202	; call kb_cmd
		4203	; call kb_read ; read status
		4204	; mov bl,0x20 ; get command byte
		4205	; call kb_cmd
		4206	; call kb_read
		4207	; or al,3 ; enable interrupt
		4208	; mov bl,0x60 ; write command
		4209	; push eax
		4210	; call kb_cmd
		4211	; pop eax
		4212	; call kb_write
		4213	; mov bl,0xd4 ; for mouse
		4214	; call kb_cmd
		4215	; mov al,0xf4 ; enable mouse device
		4216	; call kb_write
		4217	; call kb_read ; read status return
1	ha	4218
		4219	; com1 mouse enable
		4220
		4221	mov bx,0x3f8 ; combase
		4222
		4223	mov dx,bx
		4224	add dx,3
		4225	mov al,0x80
		4226	out dx,al
		4227
		4228	mov dx,bx
		4229	add dx,1
		4230	mov al,0
		4231	out dx,al
		4232
		4233	mov dx,bx
		4234	add dx,0
		4235	mov al,0x30*2 ; 0x30 / 4
		4236	out dx,al
		4237
		4238	mov dx,bx
		4239	add dx,3
		4240	mov al,2 ; 3
		4241	out dx,al
		4242
		4243	mov dx,bx
		4244	add dx,4
		4245	mov al,0xb
		4246	out dx,al
		4247
		4248	mov dx,bx
		4249	add dx,1
		4250	mov al,1
		4251	out dx,al
		4252
		4253
		4254	; com2 mouse enable
		4255
		4256	mov bx,0x2f8 ; combase
		4257
		4258	mov dx,bx
		4259	add dx,3
		4260	mov al,0x80
		4261	out dx,al
		4262
		4263	mov dx,bx
		4264	add dx,1
		4265	mov al,0
		4266	out dx,al
		4267
		4268	mov dx,bx
		4269	add dx,0
		4270	mov al,0x30*2
		4271	out dx,al
		4272
		4273	mov dx,bx
		4274	add dx,3
		4275	mov al,2
		4276	out dx,al
		4277
		4278	mov dx,bx
		4279	add dx,4
		4280	mov al,0xb
		4281	out dx,al
		4282
		4283	mov dx,bx
		4284	add dx,1
		4285	mov al,1
		4286	out dx,al
		4287
		4288	ret
		4289
		4290
		4291	_rdtsc:
164	serge	4292	bt [cpu_caps], CAPS_TSC
		4293	jnc ret_rdtsc
1	ha	4294	rdtsc
		4295	ret
		4296	ret_rdtsc:
		4297	mov edx,0xffffffff
		4298	mov eax,0xffffffff
		4299	ret
		4300
		4301	rerouteirqs:
		4302
		4303	cli
		4304
		4305	mov al,0x11 ; icw4, edge triggered
		4306	out 0x20,al
		4307	call pic_delay
		4308	out 0xA0,al
		4309	call pic_delay
		4310
		4311	mov al,0x20 ; generate 0x20 +
		4312	out 0x21,al
		4313	call pic_delay
		4314	mov al,0x28 ; generate 0x28 +
		4315	out 0xA1,al
		4316	call pic_delay
		4317
		4318	mov al,0x04 ; slave at irq2
		4319	out 0x21,al
		4320	call pic_delay
		4321	mov al,0x02 ; at irq9
		4322	out 0xA1,al
		4323	call pic_delay
		4324
		4325	mov al,0x01 ; 8086 mode
		4326	out 0x21,al
		4327	call pic_delay
		4328	out 0xA1,al
		4329	call pic_delay
		4330
		4331	mov al,255 ; mask all irq's
		4332	out 0xA1,al
		4333	call pic_delay
		4334	out 0x21,al
		4335	call pic_delay
		4336
		4337	mov ecx,0x1000
		4338	cld
		4339	picl1: call pic_delay
		4340	loop picl1
		4341
		4342	mov al,255 ; mask all irq's
		4343	out 0xA1,al
		4344	call pic_delay
		4345	out 0x21,al
		4346	call pic_delay
		4347
		4348	cli
		4349
		4350	ret
		4351
		4352
		4353	pic_delay:
		4354
		4355	jmp pdl1
		4356	pdl1: ret
		4357
		4358
		4359	sys_msg_board_str:
		4360
		4361	pushad
		4362	@@:
		4363	cmp [esi],byte 0
		4364	je @f
		4365	mov eax,1
		4366	movzx ebx,byte [esi]
		4367	call sys_msg_board
		4368	inc esi
		4369	jmp @b
		4370	@@:
		4371	popad
		4372	ret
		4373
		4374	uglobal
373	mikedld	4375	msg_board_data: times 4096 db 0
1	ha	4376	msg_board_count dd 0x0
		4377	endg
		4378
		4379	sys_msg_board:
		4380
		4381	; eax=1 : write : bl byte to write
		4382	; eax=2 : read : ebx=0 -> no data, ebx=1 -> data in al
		4383
		4384	mov ecx,[msg_board_count]
		4385	cmp eax, 1
		4386	jne smbl1
		4387
		4388
		4389	mov [msg_board_data+ecx],bl
		4390	inc ecx
373	mikedld	4391	and ecx, 4095
1	ha	4392	mov [msg_board_count], ecx
		4393	mov [check_idle_semaphore], 5
		4394	ret
		4395	smbl1:
		4396
		4397	cmp eax, 2
		4398	jne smbl2
		4399	test ecx, ecx
		4400	jz smbl21
		4401	; mov edi, msg_board_data
		4402	; mov esi, msg_board_data+1
		4403	; movzx eax, byte [edi]
		4404	mov eax, msg_board_data+1
		4405	mov ebx, msg_board_data
		4406	movzx edx, byte [ebx]
		4407	call memmove
		4408	; push ecx
		4409	; shr ecx, 2
		4410	; cld
		4411	; rep movsd
		4412	; pop ecx
		4413	; and ecx, 3
		4414	; rep movsb
		4415	dec [msg_board_count]
		4416	mov [esp+36], edx ;eax
		4417	mov [esp+24], dword 1
		4418	ret
		4419	smbl21:
		4420	mov [esp+36], ecx
		4421	mov [esp+24], ecx
		4422
		4423	smbl2:
		4424	ret
		4425
		4426
		4427
		4428	sys_process_def:
379	serge	4429	mov edi, [CURRENT_TASK]
1	ha	4430
92	diamond	4431	dec eax ; 1 = set keyboard mode
1	ha	4432	jne no_set_keyboard_setup
		4433
		4434	shl edi,8
380	serge	4435	mov [edi+SLOT_BASE + APPDATA.keyboard_mode],bl
1	ha	4436
		4437	ret
		4438
		4439	no_set_keyboard_setup:
		4440
92	diamond	4441	dec eax ; 2 = get keyboard mode
1	ha	4442	jne no_get_keyboard_setup
		4443
		4444	shl edi,8
380	serge	4445	movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
1	ha	4446
		4447	mov [esp+36],eax
		4448
		4449	ret
		4450
		4451	no_get_keyboard_setup:
		4452
92	diamond	4453	dec eax ; 3 = get keyboard ctrl, alt, shift
1	ha	4454	jne no_get_keyboard_cas
		4455
		4456	; xor eax,eax
		4457	; movzx eax,byte [shift]
		4458	; movzx ebx,byte [ctrl]
		4459	; shl ebx,2
		4460	; add eax,ebx
		4461	; movzx ebx,byte [alt]
		4462	; shl ebx,3
		4463	; add eax,ebx
		4464
		4465	;// mike.dld [
		4466	mov eax, [kb_state]
		4467	;// mike.dld ]
		4468
		4469	mov [esp+36],eax
		4470
		4471	ret
		4472
		4473	no_get_keyboard_cas:
		4474
92	diamond	4475	dec eax
		4476	jnz no_add_keyboard_hotkey
1	ha	4477
92	diamond	4478	mov eax, hotkey_list
		4479	@@:
		4480	cmp dword [eax+8], 0
		4481	jz .found_free
		4482	add eax, 16
		4483	cmp eax, hotkey_list+16*256
		4484	jb @b
		4485	mov dword [esp+36], 1
		4486	ret
		4487	.found_free:
		4488	mov [eax+8], edi
		4489	mov [eax+4], ecx
		4490	movzx ebx, bl
		4491	lea ebx, [hotkey_scancodes+ebx*4]
		4492	mov ecx, [ebx]
		4493	mov [eax], ecx
		4494	mov [ebx], eax
		4495	mov [eax+12], ebx
		4496	jecxz @f
		4497	mov [ecx+12], eax
		4498	@@:
		4499	and dword [esp+36], 0
		4500	ret
		4501
		4502	no_add_keyboard_hotkey:
		4503
		4504	dec eax
		4505	jnz no_del_keyboard_hotkey
		4506
		4507	movzx ebx, bl
		4508	lea ebx, [hotkey_scancodes+ebx*4]
		4509	mov eax, [ebx]
		4510	.scan:
		4511	test eax, eax
		4512	jz .notfound
		4513	cmp [eax+8], edi
		4514	jnz .next
		4515	cmp [eax+4], ecx
		4516	jz .found
		4517	.next:
		4518	mov eax, [eax]
		4519	jmp .scan
		4520	.notfound:
		4521	mov dword [esp+36], 1
		4522	ret
		4523	.found:
		4524	mov ecx, [eax]
		4525	jecxz @f
		4526	mov edx, [eax+12]
		4527	mov [ecx+12], edx
		4528	@@:
		4529	mov ecx, [eax+12]
		4530	mov edx, [eax]
		4531	mov [ecx], edx
		4532	xor edx, edx
		4533	mov [eax+4], edx
		4534	mov [eax+8], edx
		4535	mov [eax+12], edx
		4536	mov [eax], edx
		4537	mov [esp+36], edx
		4538	ret
		4539
		4540	no_del_keyboard_hotkey:
1	ha	4541	ret
		4542
		4543
		4544	align 4
		4545
		4546	sys_gs: ; direct screen access
		4547
		4548	cmp eax,1 ; resolution
		4549	jne no_gs1
381	serge	4550	mov eax,[ScreenWidth]
1	ha	4551	shl eax,16
381	serge	4552	mov ax,[ScreenHeight]
1	ha	4553	add eax,0x00010001
		4554	mov [esp+36],eax
		4555	ret
		4556	no_gs1:
		4557
		4558	cmp eax,2 ; bits per pixel
		4559	jne no_gs2
381	serge	4560	movzx eax,byte [ScreenBPP]
1	ha	4561	mov [esp+36],eax
		4562	ret
		4563	no_gs2:
		4564
		4565	cmp eax,3 ; bytes per scanline
		4566	jne no_gs3
381	serge	4567	mov eax,[BytesPerScanLine]
1	ha	4568	mov [esp+36],eax
		4569	ret
		4570	no_gs3:
		4571
		4572	mov [esp+36],dword -1
		4573	ret
		4574
		4575
		4576	align 4 ; PCI functions
		4577
		4578	sys_pci:
		4579
		4580	call pci_api
		4581	mov [esp+36],eax
		4582	ret
		4583
		4584
		4585	align 4 ; system functions
		4586
		4587	syscall_setpixel: ; SetPixel
		4588
		4589
379	serge	4590	mov edx,[TASK_BASE]
115	poddubny	4591	add eax,[edx-twdw+WDATA.box.left]
		4592	add ebx,[edx-twdw+WDATA.box.top]
379	serge	4593	mov edi,[CURRENT_TASK]
114	mikedld	4594	shl edi,8
380	serge	4595	add eax,[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4596	add ebx,[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
112	poddubny	4597	xor edi,edi ; no force
114	mikedld	4598	; mov edi,1
112	poddubny	4599	call [disable_mouse]
1	ha	4600	jmp [putpixel]
		4601
		4602	align 4
		4603
		4604	syscall_writetext: ; WriteText
		4605
379	serge	4606	mov edi,[TASK_BASE]
115	poddubny	4607	mov ebp,[edi-twdw+WDATA.box.left]
139	diamond	4608	push esi
379	serge	4609	mov esi,[CURRENT_TASK]
114	mikedld	4610	shl esi,8
380	serge	4611	add ebp,[esi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1	ha	4612	shl ebp,16
115	poddubny	4613	add ebp,[edi-twdw+WDATA.box.top]
380	serge	4614	add bp,word[esi+SLOT_BASE+APPDATA.wnd_clientbox.top]
139	diamond	4615	pop esi
117	mario79	4616	add ecx,[edi+TASKDATA.mem_start]
1	ha	4617	add eax,ebp
		4618	xor edi,edi
		4619	jmp dtext
		4620
		4621	align 4
		4622
		4623	syscall_openramdiskfile: ; OpenRamdiskFile
		4624
		4625
379	serge	4626	mov edi,[TASK_BASE]
164	serge	4627	add edi,TASKDATA.mem_start
1	ha	4628	add eax,[edi]
		4629	add edx,[edi]
		4630	mov esi,12
		4631	call fileread
		4632	mov [esp+36],ebx
		4633	ret
		4634
		4635	align 4
		4636
		4637	syscall_drawrect: ; DrawRect
		4638
		4639	mov edi,ecx
52	mikedld	4640	and edi,0x80FFFFFF
1	ha	4641	test ax,ax
		4642	je drectr
		4643	test bx,bx
		4644	je drectr
		4645	movzx ecx,ax
		4646	shr eax,16
		4647	movzx edx,bx
		4648	shr ebx,16
379	serge	4649	mov esi,[CURRENT_TASK]
114	mikedld	4650	shl esi,8
380	serge	4651	add eax,[esi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4652	add ebx,[esi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1	ha	4653	add ecx,eax
		4654	add edx,ebx
		4655	jmp [drawbar]
		4656	drectr:
		4657	ret
		4658
		4659	align 4
		4660
		4661	syscall_getscreensize: ; GetScreenSize
		4662
381	serge	4663	movzx eax,word[ScreenWidth]
1	ha	4664	shl eax,16
381	serge	4665	mov ax,[ScreenHeight]
1	ha	4666	mov [esp+36],eax
		4667	ret
		4668
		4669	align 4
		4670
		4671	syscall_cdaudio: ; CD
		4672
		4673	call sys_cd_audio
		4674	mov [esp+36],eax
		4675	ret
		4676
		4677	align 4
		4678
		4679	syscall_delramdiskfile: ; DelRamdiskFile
		4680
379	serge	4681	mov edi,[TASK_BASE]
164	serge	4682	add edi,TASKDATA.mem_start
1	ha	4683	add eax,[edi]
		4684	call filedelete
		4685	mov [esp+36],eax
		4686	ret
		4687
		4688	align 4
		4689
		4690	syscall_writeramdiskfile: ; WriteRamdiskFile
		4691
379	serge	4692	mov edi,[TASK_BASE]
164	serge	4693	add edi,TASKDATA.mem_start
1	ha	4694	add eax,[edi]
		4695	add ebx,[edi]
		4696	call filesave
		4697	mov [esp+36],eax
		4698	ret
		4699
		4700	align 4
		4701
		4702	syscall_getpixel: ; GetPixel
381	serge	4703	mov ecx,[ScreenWidth]
1	ha	4704	inc ecx
		4705	xor edx,edx
		4706	div ecx
		4707	mov ebx,edx
		4708	xchg eax,ebx
388	serge	4709	call dword [GETPIXEL]
1	ha	4710	mov [esp+36],ecx
		4711	ret
		4712
		4713	align 4
		4714
		4715	syscall_readstring: ; ReadString
		4716
379	serge	4717	mov edi,[TASK_BASE]
164	serge	4718	add edi,TASKDATA.mem_start
1	ha	4719	add eax,[edi]
		4720	call read_string
		4721	mov [esp+36],eax
		4722	ret
		4723
		4724	align 4
		4725
		4726	syscall_drawline: ; DrawLine
		4727
379	serge	4728	mov edi,[TASK_BASE]
115	poddubny	4729	movzx edx,word[edi-twdw+WDATA.box.left]
1	ha	4730	mov ebp,edx
379	serge	4731	mov esi,[CURRENT_TASK]
114	mikedld	4732	shl esi,8
380	serge	4733	add ebp,[esi+SLOT_BASE+APPDATA.wnd_clientbox.left]
		4734	add dx,word[esi+SLOT_BASE+APPDATA.wnd_clientbox.left]
1	ha	4735	shl edx,16
		4736	add ebp,edx
115	poddubny	4737	movzx edx,word[edi-twdw+WDATA.box.top]
1	ha	4738	add eax,ebp
		4739	mov ebp,edx
380	serge	4740	add ebp,[esi+SLOT_BASE+APPDATA.wnd_clientbox.top]
		4741	add dx,word[esi+SLOT_BASE+APPDATA.wnd_clientbox.top]
1	ha	4742	shl edx,16
		4743	xor edi,edi
		4744	add edx,ebp
		4745	add ebx,edx
		4746	jmp [draw_line]
		4747
		4748	align 4
		4749
		4750	syscall_getirqowner: ; GetIrqOwner
75	diamond	4751	cmp eax,16
		4752	jae .err
1	ha	4753	shl eax,2
		4754	add eax,irq_owner
		4755	mov eax,[eax]
		4756	mov [esp+36],eax
		4757	ret
75	diamond	4758	.err:
		4759	or dword [esp+36], -1
		4760	ret
1	ha	4761
		4762	align 4
		4763
		4764	syscall_reserveportarea: ; ReservePortArea and FreePortArea
		4765
		4766	call r_f_port_area
		4767	mov [esp+36],eax
		4768	ret
		4769
		4770	align 4
		4771
		4772	syscall_threads: ; CreateThreads
		4773
		4774	call sys_threads
		4775	mov [esp+36],eax
		4776	ret
		4777
		4778	align 4
		4779
		4780	stack_driver_stat:
		4781
		4782	call app_stack_handler ; Stack status
		4783
		4784	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4785	; call change_task ; between sent packet
		4786
		4787	mov [esp+36],eax
		4788	ret
		4789
		4790	align 4
		4791
		4792	socket: ; Socket interface
		4793	call app_socket_handler
		4794
		4795	; mov [check_idle_semaphore],5 ; enable these for zero delay
		4796	; call change_task ; between sent packet
		4797
		4798	mov [esp+36],eax
		4799	mov [esp+24],ebx
		4800	ret
		4801
		4802	align 4
		4803
		4804	user_events: ; User event times
		4805
		4806	mov eax,0x12345678
		4807	mov [esp+36],eax
		4808
		4809	ret
		4810
		4811	align 4
		4812
		4813	read_from_hd: ; Read from hd - fn not in use
		4814
379	serge	4815	mov edi,[TASK_BASE]
115	poddubny	4816	add edi,TASKDATA.mem_start
1	ha	4817	add eax,[edi]
		4818	add ecx,[edi]
		4819	add edx,[edi]
		4820	call file_read
		4821
		4822	mov [esp+36],eax
		4823	mov [esp+24],ebx
		4824
		4825	ret
		4826
375	Ghost	4827	align 4
		4828	paleholder:
		4829	ret
378	serge	4830
76	mario79	4831	; --------------- APM ---------------------
		4832	apm_entry dp 0
		4833	apm_vf dd 0
1	ha	4834	align 4
76	mario79	4835	sys_apm:
		4836	cmp word [apm_vf], 0 ; Check APM BIOS enable
		4837	jne @f
78	diamond	4838	or [esp + 56], byte 1 ; error
76	mario79	4839	mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported
		4840	ret
164	serge	4841
76	mario79	4842	@@: xchg eax, ecx
		4843	xchg ebx, ecx
164	serge	4844
76	mario79	4845	cmp al, 3
		4846	ja @f
78	diamond	4847	and [esp + 56], byte 0xfe ; emulate func 0..3 as func 0
76	mario79	4848	mov eax, [apm_vf]
		4849	mov [esp + 36], eax
		4850	shr eax, 16
		4851	mov [esp + 32], eax
		4852	ret
78	diamond	4853
76	mario79	4854	@@: call pword [apm_entry] ; call APM BIOS
		4855	mov [esp + 8 ], edi
		4856	mov [esp + 12], esi
		4857	mov [esp + 24], ebx
		4858	mov [esp + 28], edx
		4859	mov [esp + 32], ecx
		4860	mov [esp + 36], eax
		4861	setc al
78	diamond	4862	and [esp + 56], byte 0xfe
		4863	or [esp + 56], al
76	mario79	4864	ret
		4865	; -----------------------------------------
1	ha	4866
76	mario79	4867	align 4
		4868
1	ha	4869	undefined_syscall: ; Undefined system call
		4870
		4871	mov [esp+36],dword -1
		4872	ret
		4873
388	serge	4874	include "data32.inc"
1	ha	4875
		4876	uglobals_size = $ - endofcode
41	mikedld	4877	diff16 "end of kernel code",0,$
1	ha	4878

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(root)/kernel/branches/flat_kernel/kernel.asm – Rev 390