; Project name : XTIDE Universal BIOS ; Description : Equates for 8259 Interrupt Controllers. %ifndef INT_CONTROLLER_INC %define INT_CONTROLLER_INC ; 8259 Master and Slave Interrupt Controller Ports MASTER_8259_IRR_AND_ISR_in EQU 20h ; Interrupt Request Register / Interrupt In-Service Register MASTER_8259_COMMAND_out EQU 20h ; Command output MASTER_8259_IMR EQU 21h ; Interrupt Mask Register MASTER_8259_INIT_out EQU 21h ; Initialization Command Parameters SLAVE_8259_IRR_AND_ISR_in EQU 0A0h ; Interrupt Request Register / Interrupt In-Service Register SLAVE_8259_COMMAND_out EQU 0A0h ; Command output SLAVE_8259_IMR EQU 0A1h ; Interrupt Mask Register SLAVE_8259_INIT_out EQU 0A1h ; Initialization Command Parameters ; 8259 Interrupt Controller Commands COMMAND_CLEAR_ROTATE_IN_AUTOMATIC_EOI_MODE EQU 00h COMMAND_READ_INTERRUPT_REQUEST_REGISTER EQU 0Ah COMMAND_READ_INTERRUPT_INSERVICE_REGISTER EQU 0Bh COMMAND_END_OF_INTERRUPT EQU 20h COMMAND_NO_OPERATION EQU 40h COMMAND_CLEAR_SPECIAL_MASK_MODE EQU 48h COMMAND_SPECIFIC_EOI_FOR_IR0 EQU 60h COMMAND_SPECIFIC_EOI_FOR_IR1 EQU 61h COMMAND_SPECIFIC_EOI_FOR_IR2 EQU 62h COMMAND_SPECIFIC_EOI_FOR_IR3 EQU 63h COMMAND_SPECIFIC_EOI_FOR_IR4 EQU 64h COMMAND_SPECIFIC_EOI_FOR_IR5 EQU 65h COMMAND_SPECIFIC_EOI_FOR_IR6 EQU 66h COMMAND_SPECIFIC_EOI_FOR_IR7 EQU 67h COMMAND_SET_SPECIAL_MASK_MODE EQU 68h COMMAND_SET_ROTATE_IN_AUTOMATIC_EOI_MODE EQU 80h COMMAND_ROTATE_ON_NONSPECIFIC_EOI EQU 0A0h COMMAND_IR0_LOWEST_PRIORITY EQU 0C0h COMMAND_IR1_LOWEST_PRIORITY EQU 0C1h COMMAND_IR2_LOWEST_PRIORITY EQU 0C2h COMMAND_IR3_LOWEST_PRIORITY EQU 0C3h COMMAND_IR4_LOWEST_PRIORITY EQU 0C4h COMMAND_IR5_LOWEST_PRIORITY EQU 0C5h COMMAND_IR6_LOWEST_PRIORITY EQU 0C6h COMMAND_IR7_LOWEST_PRIORITY EQU 0C7h COMMAND_EOI_AND_IR0_LOWEST_PRIORITY EQU 0E0h COMMAND_EOI_AND_IR1_LOWEST_PRIORITY EQU 0E1h COMMAND_EOI_AND_IR2_LOWEST_PRIORITY EQU 0E2h COMMAND_EOI_AND_IR3_LOWEST_PRIORITY EQU 0E3h COMMAND_EOI_AND_IR4_LOWEST_PRIORITY EQU 0E4h COMMAND_EOI_AND_IR5_LOWEST_PRIORITY EQU 0E5h COMMAND_EOI_AND_IR6_LOWEST_PRIORITY EQU 0E6h COMMAND_EOI_AND_IR7_LOWEST_PRIORITY EQU 0E7h %endif ; INT_CONTROLLER_INC