Subversion Repositories Kolibri OS

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;;                                                              ;;

;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;

;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa      ;;

;; Distributed under terms of the GNU General Public License    ;;

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

$Revision: 1206 $

;// mike.dld [

VKEY_LSHIFT   = 0000000000000001b

VKEY_RSHIFT   = 0000000000000010b

VKEY_LCONTROL = 0000000000000100b

VKEY_RCONTROL = 0000000000001000b

VKEY_LALT     = 0000000000010000b

VKEY_RALT     = 0000000000100000b

VKEY_CAPSLOCK = 0000000001000000b

VKEY_NUMLOCK  = 0000000010000000b

VKEY_SCRLOCK  = 0000000100000000b

VKEY_SHIFT    = 0000000000000011b

VKEY_CONTROL  = 0000000000001100b

VKEY_ALT      = 0000000000110000b

uglobal

  align 4

  kb_state	dd 0

  ext_code	db 0

  keyboard_mode db 0

  keyboard_data db 0

  altmouseb	db 0

  ctrl_alt_del	db 0

  kb_lights	db 0

align 4

	hotkey_scancodes	rd	256	; we have 256 scancodes

	hotkey_list		rd	256*4	; max 256 defined hotkeys

	hotkey_buffer		rd	120*2	; buffer for 120 hotkeys

endg

iglobal

hotkey_tests	dd	hotkey_test0

		dd	hotkey_test1

		dd	hotkey_test2

		dd	hotkey_test3

		dd	hotkey_test4

hotkey_tests_num = 5

endg

hotkey_test0:

	test	al, al

	setz	al

	ret

hotkey_test1:

	test	al, al

	setnp	al

	ret

hotkey_test2:

	cmp	al, 3

	setz	al

	ret

hotkey_test3:

	cmp	al, 1

	setz	al

	ret

hotkey_test4:

	cmp	al, 2

	setz	al

	ret

hotkey_do_test:

	push	eax

	mov	edx, [kb_state]

	shr	edx, cl

	add	cl, cl

	mov	eax, [eax+4]

	shr	eax, cl

	and	eax, 15

	cmp	al, hotkey_tests_num

	jae	.fail

	xchg	eax, edx

	and	al, 3

	call	[hotkey_tests + edx*4]

	cmp	al, 1

	pop	eax

	ret

.fail:

	stc

	pop	eax

	ret

align 4

irq1:

;       save_ring3_context

;       mov   ax, os_data

;       mov   ds, ax

;       mov   es, ax

       movzx eax,word[TASK_COUNT] ; top window process

       movzx eax,word[WIN_POS+eax*2]

       shl   eax,8

       mov   al,[SLOT_BASE+eax+APPDATA.keyboard_mode]

       mov   [keyboard_mode],al

       in    al,0x60

       mov   [keyboard_data],al

; ch = scancode

; cl = ext_code

; bh = 0 - normal key

; bh = 1 - modifier (Shift/Ctrl/Alt)

; bh = 2 - extended code

       mov   ch,al

       cmp   al,0xE0

       je    @f

       cmp   al,0xE1

       jne   .normal_code

   @@:

	mov	bh, 2

	mov	[ext_code], al

	jmp	.writekey

   .normal_code:

	mov	cl, 0

	xchg	cl, [ext_code]

       and   al,0x7F

	mov	bh, 1

   @@: cmp   al,0x2A

       jne   @f

       cmp   cl,0xE0

       je    .writekey

       mov   eax,VKEY_LSHIFT

       jmp   .modifier

   @@: cmp   al,0x36

       jne   @f

       cmp   cl,0xE0

       je    .writekey

       mov   eax,VKEY_RSHIFT

       jmp   .modifier

   @@: cmp   al,0x38

       jne   @f

	mov	eax, VKEY_LALT

	test	cl, cl

	jz	.modifier

	mov	al, VKEY_RALT

	jmp	.modifier

   @@: cmp   al,0x1D

       jne   @f

	mov	eax, VKEY_LCONTROL

	test	cl, cl

	jz	.modifier

	mov	al, VKEY_RCONTROL

	cmp	cl, 0xE0

	jz	.modifier

	mov	[ext_code], cl

	jmp	.writekey

   @@: cmp   al,0x3A

       jne   @f

       mov   bl,4

       mov   eax,VKEY_CAPSLOCK

       jmp   .no_key.xor

   @@: cmp   al,0x45

       jne   @f

	test	cl, cl

	jnz	.writekey

       mov   bl,2

       mov   eax,VKEY_NUMLOCK

       jmp   .no_key.xor

   @@: cmp   al,0x46

       jne   @f

       mov   bl,1

       mov   eax,VKEY_SCRLOCK

       jmp   .no_key.xor

   @@:

       test  ch,ch

       js    .writekey

       movzx eax,ch		 ; plain key

       mov   bl,[keymap+eax]

       mov   edx,[kb_state]

       test  dl,VKEY_CONTROL	 ; ctrl alt del

       jz    .noctrlaltdel

       test  dl,VKEY_ALT

       jz    .noctrlaltdel

       cmp   ch,53h

       jne   .noctrlaltdel

       mov   [ctrl_alt_del],1

   .noctrlaltdel:

       test  dl,VKEY_CONTROL	 ; ctrl on ?

       jz    @f

       sub   bl,0x60

   @@: test  dl,VKEY_SHIFT	 ; shift on ?

       jz    @f

       mov   bl,[keymap_shift+eax]

   @@: test  dl,VKEY_ALT	 ; alt on ?

       jz    @f

       mov   bl,[keymap_alt+eax]

   @@:

	mov	bh, 0

	jmp	.writekey

.modifier:

	test	ch, ch

	js	.modifier.up

	or	[kb_state], eax

	jmp	.writekey

.modifier.up:

	not	eax

	and	[kb_state], eax

	jmp	.writekey

.no_key.xor:

	mov	bh, 0

	test	ch, ch

	js	.writekey

	xor	[kb_state], eax

	xor	[kb_lights], bl

	call	set_lights

.writekey:

; test for system hotkeys

	movzx	eax, ch

	cmp	bh, 1

	ja	.nohotkey

	jb	@f

	xor	eax, eax

@@:

	mov	eax, [hotkey_scancodes + eax*4]

.hotkey_loop:

	test	eax, eax

	jz	.nohotkey

	mov	cl, 0

	call	hotkey_do_test

	jc	.hotkey_cont

	mov	cl, 2

	call	hotkey_do_test

	jc	.hotkey_cont

	mov	cl, 4

	call	hotkey_do_test

	jnc	.hotkey_found

.hotkey_cont:

	mov	eax, [eax]

	jmp	.hotkey_loop

.hotkey_found:

	mov	eax, [eax+8]

; put key in buffer for process in slot eax

	mov	edi, hotkey_buffer

@@:

	cmp	dword [edi], 0

	jz	.found_free

	add	edi, 8

	cmp	edi, hotkey_buffer+120*8

	jb	@b

; no free space - replace first entry

	mov	edi, hotkey_buffer

.found_free:

	mov	[edi], eax

	movzx	eax, ch

	cmp	bh, 1

	jnz	@f

	xor	eax, eax

@@:

	mov	[edi+4], ax

	mov	eax, [kb_state]

	mov	[edi+6], ax

	jmp	.exit.irq1

.nohotkey:

       cmp   [keyboard_mode],0 ; return from keymap

       jne   .scancode

	test	bh, bh

	jnz	.exit.irq1

	test	bl, bl

	jz	.exit.irq1

;.........................Part1 Start.......Code by Rus, optimize by Ghost...................................

	test  [kb_state], VKEY_NUMLOCK

	jz     .dowrite

        cmp     cl, 0xE0

        jz      .dowrite

	cmp	ch, 55

	jnz	@f

	mov	bl, 0x2A	;*

	jmp	.dowrite

      @@:

	cmp	ch, 71

	jb	.dowrite

	cmp	ch, 83

	ja	.dowrite

	;push    eax

	movzx	eax, ch

	mov	bl, [numlock_map + eax - 71]

	;pop     eax

;.........................Part1 End.................................................

	jmp	.dowrite

.scancode:

	mov	bl, ch

.dowrite:

       movzx eax,byte[KEY_COUNT]

       cmp   al,120

       jae   .exit.irq1

       inc   eax

       mov   [KEY_COUNT],al

       mov   [KEY_COUNT+eax],bl

   .exit.irq1:

       mov   [check_idle_semaphore],5

;       mov   al,0x20                  ; ready for next irq

;       out   0x20,al

;       restore_ring3_context

;       iret

	ret

set_lights:

       mov   al,0xED

       call  kb_write

       mov   al,[kb_lights]

       call  kb_write

       ret

;// mike.dld ]

;..........................Part2 Start.......Code by Rus.......................................

numlock_map:

    db	 0x37	;Num 7

    db	 0x38	;Num 8

    db	 0x39	;Num 9

    db	 0x2D	;Num -

    db	 0x34	;Num 4

    db	 0x35	;Num 5

    db	 0x36	;Num 6

    db	 0x2B	;Num +

    db	 0x31	;Num 1

    db	 0x32	;Num 2

    db	 0x33	;Num 3

    db	 0x30	;Num 0

    db	 0x2E	;Num .

;..........................Part2 End................................................