2011-10-14 23:38:50 +02:00
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2004-2011. All rights reserved. ;;
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;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;;
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;; Distributed under terms of the GNU General Public License ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision$
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VKEY_LSHIFT = 0000000000000001b
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VKEY_RSHIFT = 0000000000000010b
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VKEY_LCONTROL = 0000000000000100b
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VKEY_RCONTROL = 0000000000001000b
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VKEY_LALT = 0000000000010000b
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VKEY_RALT = 0000000000100000b
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VKEY_CAPSLOCK = 0000000001000000b
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VKEY_NUMLOCK = 0000000010000000b
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VKEY_SCRLOCK = 0000000100000000b
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VKEY_SHIFT = 0000000000000011b
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VKEY_CONTROL = 0000000000001100b
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VKEY_ALT = 0000000000110000b
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uglobal
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align 4
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kb_state dd 0
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ext_code db 0
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keyboard_mode db 0
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keyboard_data db 0
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altmouseb db 0
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ctrl_alt_del db 0
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kb_lights db 0
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align 4
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hotkey_scancodes rd 256 ; we have 256 scancodes
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hotkey_list rd 256*4 ; max 256 defined hotkeys
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hotkey_buffer rd 120*2 ; buffer for 120 hotkeys
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endg
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iglobal
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hotkey_tests dd hotkey_test0
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dd hotkey_test1
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dd hotkey_test2
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dd hotkey_test3
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dd hotkey_test4
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hotkey_tests_num = 5
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endg
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;---------------------------------------------------------------------
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hotkey_test0:
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test al, al
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setz al
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ret
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;---------------------------------------------------------------------
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hotkey_test1:
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test al, al
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setnp al
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ret
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;---------------------------------------------------------------------
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hotkey_test2:
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cmp al, 3
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setz al
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ret
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;---------------------------------------------------------------------
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hotkey_test3:
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cmp al, 1
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setz al
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ret
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;---------------------------------------------------------------------
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hotkey_test4:
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cmp al, 2
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setz al
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ret
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;---------------------------------------------------------------------
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hotkey_do_test:
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push eax
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mov edx, [kb_state]
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shr edx, cl
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add cl, cl
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mov eax, [eax+4]
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shr eax, cl
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and eax, 15
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cmp al, hotkey_tests_num
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jae .fail
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xchg eax, edx
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and al, 3
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call [hotkey_tests + edx*4]
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cmp al, 1
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pop eax
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ret
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;--------------------------------------
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.fail:
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stc
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pop eax
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ret
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;---------------------------------------------------------------------
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align 4
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set_keyboard_data:
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movzx eax, word[TASK_COUNT]; top window process
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movzx eax, word[WIN_POS+eax*2]
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shl eax, 8
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mov al, [SLOT_BASE+eax+APPDATA.keyboard_mode]
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mov [keyboard_mode], al
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mov eax, ecx
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push ebx esi edi ebp
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call send_scancode
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pop ebp edi esi ebx
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ret
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;---------------------------------------------------------------------
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align 4
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irq1:
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movzx eax, word[TASK_COUNT]; top window process
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movzx eax, word[WIN_POS+eax*2]
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shl eax, 8
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mov al, [SLOT_BASE+eax+APPDATA.keyboard_mode]
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mov [keyboard_mode], al
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in al, 0x60
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;--------------------------------------
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send_scancode:
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mov [keyboard_data], al
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; ch = scancode
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; cl = ext_code
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; bh = 0 - normal key
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; bh = 1 - modifier (Shift/Ctrl/Alt)
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; bh = 2 - extended code
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mov ch, al
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cmp al, 0xE0
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je @f
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cmp al, 0xE1
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jne .normal_code
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@@:
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mov bh, 2
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mov [ext_code], al
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jmp .writekey
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;--------------------------------------
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.normal_code:
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mov cl, 0
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xchg cl, [ext_code]
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and al, 0x7F
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mov bh, 1
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@@:
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cmp al, 0x2A
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jne @f
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cmp cl, 0xE0
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je .writekey
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mov eax, VKEY_LSHIFT
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jmp .modifier
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;--------------------------------------
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@@:
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cmp al, 0x36
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jne @f
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cmp cl, 0xE0
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je .writekey
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mov eax, VKEY_RSHIFT
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jmp .modifier
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;--------------------------------------
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@@:
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cmp al, 0x38
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jne @f
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mov eax, VKEY_LALT
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test cl, cl
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jz .modifier
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mov al, VKEY_RALT
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jmp .modifier
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;--------------------------------------
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@@:
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cmp al, 0x1D
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jne @f
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mov eax, VKEY_LCONTROL
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test cl, cl
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jz .modifier
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mov al, VKEY_RCONTROL
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cmp cl, 0xE0
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jz .modifier
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mov [ext_code], cl
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jmp .writekey
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;--------------------------------------
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@@:
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cmp al, 0x3A
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jne @f
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mov bl, 4
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mov eax, VKEY_CAPSLOCK
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jmp .no_key.xor
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;--------------------------------------
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@@:
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cmp al, 0x45
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jne @f
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test cl, cl
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jnz .writekey
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mov bl, 2
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mov eax, VKEY_NUMLOCK
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jmp .no_key.xor
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;--------------------------------------
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@@:
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cmp al, 0x46
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jne @f
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mov bl, 1
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mov eax, VKEY_SCRLOCK
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jmp .no_key.xor
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;--------------------------------------
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@@:
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xor ebx, ebx
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test ch, ch
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js .writekey
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movzx eax, ch ; plain key
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mov bl, [keymap+eax]
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mov edx, [kb_state]
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test dl, VKEY_CONTROL ; ctrl alt del
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jz .noctrlaltdel
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test dl, VKEY_ALT
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jz .noctrlaltdel
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cmp ch, 53h
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jne .noctrlaltdel
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mov [ctrl_alt_del], 1
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.noctrlaltdel:
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test dl, VKEY_CONTROL ; ctrl on ?
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jz @f
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sub bl, 0x60
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@@:
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test dl, VKEY_CAPSLOCK ; caps lock on ?
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jz .no_caps_lock
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test dl, VKEY_SHIFT ; shift on ?
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jz .keymap_shif
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jmp @f
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;--------------------------------------
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.no_caps_lock:
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test dl, VKEY_SHIFT ; shift on ?
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jz @f
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.keymap_shif:
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mov bl, [keymap_shift+eax]
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@@:
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test dl, VKEY_ALT ; alt on ?
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jz @f
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mov bl, [keymap_alt+eax]
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@@:
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jmp .writekey
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;--------------------------------------
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.modifier:
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test ch, ch
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js .modifier.up
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or [kb_state], eax
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jmp .writekey
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;--------------------------------------
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.modifier.up:
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not eax
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and [kb_state], eax
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jmp .writekey
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;--------------------------------------
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.no_key.xor:
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mov bh, 0
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test ch, ch
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js .writekey
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xor [kb_state], eax
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xor [kb_lights], bl
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call set_lights
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.writekey:
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; test for system hotkeys
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movzx eax, ch
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cmp bh, 1
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ja .nohotkey
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jb @f
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xor eax, eax
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@@:
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mov eax, [hotkey_scancodes + eax*4]
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.hotkey_loop:
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test eax, eax
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jz .nohotkey
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mov cl, 0
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call hotkey_do_test
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jc .hotkey_cont
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mov cl, 2
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call hotkey_do_test
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jc .hotkey_cont
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mov cl, 4
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call hotkey_do_test
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jnc .hotkey_found
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.hotkey_cont:
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mov eax, [eax]
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jmp .hotkey_loop
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;--------------------------------------
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.hotkey_found:
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mov eax, [eax+8]
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; put key in buffer for process in slot eax
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mov edi, hotkey_buffer
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@@:
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cmp dword [edi], 0
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jz .found_free
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add edi, 8
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cmp edi, hotkey_buffer+120*8
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jb @b
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; no free space - replace first entry
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mov edi, hotkey_buffer
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.found_free:
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mov [edi], eax
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movzx eax, ch
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cmp bh, 1
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jnz @f
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xor eax, eax
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@@:
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mov [edi+4], ax
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mov eax, [kb_state]
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mov [edi+6], ax
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jmp .exit.irq1
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;--------------------------------------
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.nohotkey:
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cmp [keyboard_mode], 0; return from keymap
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jne .scancode
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test bh, bh
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jnz .exit.irq1
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test bl, bl
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jz .exit.irq1
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test [kb_state], VKEY_NUMLOCK
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jz .dowrite
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cmp cl, 0xE0
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jz .dowrite
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cmp ch, 55
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jnz @f
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mov bl, 0x2A ;*
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jmp .dowrite
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;--------------------------------------
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@@:
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cmp ch, 71
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jb .dowrite
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cmp ch, 83
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ja .dowrite
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movzx eax, ch
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mov bl, [numlock_map + eax - 71]
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jmp .dowrite
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|
|
;--------------------------------------
|
|
|
|
|
.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
|
|
|
|
|
ret
|
|
|
|
|
;---------------------------------------------------------------------
|
|
|
|
|
set_lights:
|
|
|
|
|
mov al, 0xED
|
|
|
|
|
call kb_write
|
|
|
|
|
mov al, [kb_lights]
|
|
|
|
|
call kb_write
|
|
|
|
|
ret
|
|
|
|
|
;---------------------------------------------------------------------
|
|
|
|
|
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 .
|
|
|
|
|
;---------------------------------------------------------------------
|
