| wdenk | c7de829 | 2002-11-19 11:04:11 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2002 |
| 3 | * John W. Linville, linville@tuxdriver.com |
| 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or |
| 9 | * modify it under the terms of the GNU General Public License as |
| 10 | * published by the Free Software Foundation; either version 2 of |
| 11 | * the License, or (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
| 24 | #define ICW1_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW1 |
| 25 | #define ICW1_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW1 |
| 26 | #define ICW2_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW2 |
| 27 | #define ICW2_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW2 |
| 28 | #define ICW3_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW3 |
| 29 | #define ICW3_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW3 |
| 30 | #define ICW4_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW4 |
| 31 | #define ICW4_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW4 |
| 32 | #define OCW1_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW1 |
| 33 | #define OCW1_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW1 |
| 34 | #define OCW2_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW2 |
| 35 | #define OCW2_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW2 |
| 36 | #define OCW3_1 CFG_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW3 |
| 37 | #define OCW3_2 CFG_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW3 |
| 38 | |
| 39 | #define IMR_1 OCW1_1 |
| 40 | #define IMR_2 OCW1_2 |
| 41 | |
| 42 | #define ISR_1 ICW1_1 |
| 43 | #define ISR_2 ICW1_2 |
| 44 | |
| 45 | #define IPL_1 ICW1_1 |
| 46 | #define IPL_2 ICW1_2 |
| 47 | |
| 48 | extern void i8259_init(void); |
| 49 | |
| 50 | extern int i8259_get_irq(struct pt_regs *regs); |
| 51 | |
| 52 | extern void i8259_mask_and_ack(int irq); |
| 53 | |
| 54 | extern void i8259_mask_irq(int irq); |
| 55 | |
| 56 | extern void i8259_unmask_irq(int irq); |