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c7de829c WD |
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 | ||
6d0f6bcf JCPV |
24 | #define ICW1_1 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW1 |
25 | #define ICW1_2 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW1 | |
26 | #define ICW2_1 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW2 | |
27 | #define ICW2_2 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW2 | |
28 | #define ICW3_1 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW3 | |
29 | #define ICW3_2 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW3 | |
30 | #define ICW4_1 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT1_ICW4 | |
31 | #define ICW4_2 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT2_ICW4 | |
32 | #define OCW1_1 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW1 | |
33 | #define OCW1_2 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW1 | |
34 | #define OCW2_1 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW2 | |
35 | #define OCW2_2 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW2 | |
36 | #define OCW3_1 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT1_OCW3 | |
37 | #define OCW3_2 CONFIG_SYS_ISA_IO_BASE_ADDRESS + ISA_INT2_OCW3 | |
c7de829c WD |
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); |