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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 33 | mario79 | 1 | MouseSearch_PS2: |
| 2 | |||
| 3 | pusha |
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| 4 | |||
| 5 | mov bl,0xa8 ; enable mouse cmd |
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| 6 | call kb_cmd |
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| 7 | cmp ah,1 |
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| 8 | je @@DataInputError |
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| 9 | |||
| 10 | mov bl,0xd4 ; for mouse |
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| 11 | call kb_cmd |
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| 12 | cmp ah,1 |
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| 13 | je @@DataInputError |
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| 14 | mov al,0xeb ; |
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| 15 | call kb_write |
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| 16 | cmp ah,1 |
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| 17 | je @@DataInputError |
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| 18 | call kb_read ; Acknowledge |
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| 19 | call kb_read |
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| 20 | mov [ps2_mouse_detected],0 |
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| 21 | test al,8 |
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| 22 | jz @f |
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| 23 | mov [ps2_mouse_detected],1 |
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| 24 | @@: |
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| 25 | call kb_read ; |
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| 26 | call kb_read ; |
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| 27 | |||
| 28 | mov bl,0x20 ; get command byte |
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| 29 | call kb_cmd |
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| 30 | cmp ah,1 |
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| 31 | je @@DataInputError |
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| 32 | call kb_read |
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| 33 | cmp ah,1 |
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| 34 | je @@DataInputError |
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| 35 | or al,3 ; enable interrupt |
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| 36 | mov bl,0x60 ; write command |
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| 37 | push eax |
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| 38 | call kb_cmd |
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| 39 | pop eax |
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| 40 | call kb_write |
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| 41 | cmp ah,1 |
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| 42 | je @@DataInputError |
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| 43 | |||
| 44 | mov bl,0xd4 ; for mouse |
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| 45 | call kb_cmd |
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| 46 | cmp ah,1 |
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| 47 | je @@DataInputError |
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| 48 | mov al,0xf4 ; enable mouse device |
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| 49 | call kb_write |
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| 50 | cmp ah,1 |
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| 51 | je @@DataInputError |
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| 52 | call kb_read ; read status return |
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| 53 | cmp ah,1 |
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| 54 | je @@DataInputError |
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| 55 | cmp AL,0FAh |
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| 56 | jnz @@DataInputError ;нет подтверждения |
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| 57 | |||
| 58 | @@DataInputError: |
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| 59 | cmp [ps2_mouse_detected],0 |
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| 60 | je @f |
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| 61 | mov esi,boot_setmouse_type |
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| 62 | call boot_log |
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| 63 | @@: |
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| 64 | popa |
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| 65 |