| 1 | ; Project name : XTIDE Universal BIOS
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| 2 | ; Description : Equates for 8259 Interrupt Controllers.
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| 3 |
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| 4 | ;
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| 5 | ; XTIDE Universal BIOS and Associated Tools
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| 6 | ; Copyright (C) 2009-2010 by Tomi Tilli, 2011-2012 by XTIDE Universal BIOS Team.
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| 7 | ;
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| 8 | ; This program is free software; you can redistribute it and/or modify
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| 9 | ; it under the terms of the GNU General Public License as published by
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| 10 | ; the Free Software Foundation; either version 2 of the License, or
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| 11 | ; (at your option) any later version.
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| 12 | ;
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| 13 | ; This program is distributed in the hope that it will be useful,
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| 14 | ; but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | ; GNU General Public License for more details.
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| 17 | ; Visit http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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| 18 | ;
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| 19 |
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| 20 | %ifndef INT_CONTROLLER_INC
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| 21 | %define INT_CONTROLLER_INC
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| 22 |
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| 23 | ; 8259 Master and Slave Interrupt Controller Ports
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| 24 | MASTER_8259_IRR_AND_ISR_in EQU 20h ; Interrupt Request Register / Interrupt In-Service Register
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| 25 | MASTER_8259_COMMAND_out EQU 20h ; Command output
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| 26 | MASTER_8259_IMR EQU 21h ; Interrupt Mask Register
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| 27 | MASTER_8259_INIT_out EQU 21h ; Initialization Command Parameters
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| 28 | SLAVE_8259_IRR_AND_ISR_in EQU 0A0h ; Interrupt Request Register / Interrupt In-Service Register
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| 29 | SLAVE_8259_COMMAND_out EQU 0A0h ; Command output
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| 30 | SLAVE_8259_IMR EQU 0A1h ; Interrupt Mask Register
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| 31 | SLAVE_8259_INIT_out EQU 0A1h ; Initialization Command Parameters
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| 32 |
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| 33 | ; 8259 Interrupt Controller Commands
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| 34 | COMMAND_CLEAR_ROTATE_IN_AUTOMATIC_EOI_MODE EQU 00h
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| 35 | COMMAND_READ_INTERRUPT_REQUEST_REGISTER EQU 0Ah
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| 36 | COMMAND_READ_INTERRUPT_INSERVICE_REGISTER EQU 0Bh
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| 37 | COMMAND_END_OF_INTERRUPT EQU 20h
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| 38 | COMMAND_NO_OPERATION EQU 40h
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| 39 | COMMAND_CLEAR_SPECIAL_MASK_MODE EQU 48h
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| 40 | COMMAND_SPECIFIC_EOI_FOR_IR0 EQU 60h
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| 41 | COMMAND_SPECIFIC_EOI_FOR_IR1 EQU 61h
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| 42 | COMMAND_SPECIFIC_EOI_FOR_IR2 EQU 62h
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| 43 | COMMAND_SPECIFIC_EOI_FOR_IR3 EQU 63h
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| 44 | COMMAND_SPECIFIC_EOI_FOR_IR4 EQU 64h
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| 45 | COMMAND_SPECIFIC_EOI_FOR_IR5 EQU 65h
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| 46 | COMMAND_SPECIFIC_EOI_FOR_IR6 EQU 66h
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| 47 | COMMAND_SPECIFIC_EOI_FOR_IR7 EQU 67h
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| 48 | COMMAND_SET_SPECIAL_MASK_MODE EQU 68h
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| 49 | COMMAND_SET_ROTATE_IN_AUTOMATIC_EOI_MODE EQU 80h
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| 50 | COMMAND_ROTATE_ON_NONSPECIFIC_EOI EQU 0A0h
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| 51 | COMMAND_IR0_LOWEST_PRIORITY EQU 0C0h
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| 52 | COMMAND_IR1_LOWEST_PRIORITY EQU 0C1h
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| 53 | COMMAND_IR2_LOWEST_PRIORITY EQU 0C2h
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| 54 | COMMAND_IR3_LOWEST_PRIORITY EQU 0C3h
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| 55 | COMMAND_IR4_LOWEST_PRIORITY EQU 0C4h
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| 56 | COMMAND_IR5_LOWEST_PRIORITY EQU 0C5h
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| 57 | COMMAND_IR6_LOWEST_PRIORITY EQU 0C6h
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| 58 | COMMAND_IR7_LOWEST_PRIORITY EQU 0C7h
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| 59 | COMMAND_EOI_AND_IR0_LOWEST_PRIORITY EQU 0E0h
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| 60 | COMMAND_EOI_AND_IR1_LOWEST_PRIORITY EQU 0E1h
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| 61 | COMMAND_EOI_AND_IR2_LOWEST_PRIORITY EQU 0E2h
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| 62 | COMMAND_EOI_AND_IR3_LOWEST_PRIORITY EQU 0E3h
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| 63 | COMMAND_EOI_AND_IR4_LOWEST_PRIORITY EQU 0E4h
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| 64 | COMMAND_EOI_AND_IR5_LOWEST_PRIORITY EQU 0E5h
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| 65 | COMMAND_EOI_AND_IR6_LOWEST_PRIORITY EQU 0E6h
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| 66 | COMMAND_EOI_AND_IR7_LOWEST_PRIORITY EQU 0E7h
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| 67 |
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| 68 |
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| 69 | %endif ; INT_CONTROLLER_INC
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