annotate src/intr.h @ 9:85f219fcdc82
merged
author |
John Tsiombikas <nuclear@member.fsf.org> |
date |
Sun, 22 Jun 2014 06:27:18 +0300 |
parents |
047c61960005 72c6429ae953 |
children |
|
rev |
line source |
nuclear@0
|
1 /*
|
nuclear@7
|
2 gbasys - a gameboy advance hardware abstraction library
|
nuclear@7
|
3 Copyright (C) 2004-2014 John Tsiombikas <nuclear@member.fsf.org>
|
nuclear@0
|
4
|
nuclear@7
|
5 This program is free software: you can redistribute it and/or modify
|
nuclear@0
|
6 it under the terms of the GNU General Public License as published by
|
nuclear@7
|
7 the Free Software Foundation, either version 3 of the License, or
|
nuclear@0
|
8 (at your option) any later version.
|
nuclear@0
|
9
|
nuclear@0
|
10 This program is distributed in the hope that it will be useful,
|
nuclear@0
|
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
|
nuclear@0
|
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
nuclear@0
|
13 GNU General Public License for more details.
|
nuclear@0
|
14
|
nuclear@0
|
15 You should have received a copy of the GNU General Public License
|
nuclear@7
|
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
|
nuclear@0
|
17 */
|
nuclear@0
|
18 #ifndef _INTR_H_
|
nuclear@0
|
19 #define _INTR_H_
|
nuclear@0
|
20
|
nuclear@0
|
21 /* interrupts */
|
nuclear@0
|
22 enum {
|
nuclear@0
|
23 INTR_VBLANK,
|
nuclear@0
|
24 INTR_HBLANK,
|
nuclear@0
|
25 INTR_VCOUNT,
|
nuclear@0
|
26 INTR_TIMER0,
|
nuclear@0
|
27 INTR_TIMER1,
|
nuclear@0
|
28 INTR_TIMER2,
|
nuclear@0
|
29 INTR_TIMER3,
|
nuclear@0
|
30 INTR_COMM,
|
nuclear@0
|
31 INTR_DMA0,
|
nuclear@0
|
32 INTR_DMA1,
|
nuclear@0
|
33 INTR_DMA2,
|
nuclear@0
|
34 INTR_DMA3,
|
nuclear@0
|
35 INTR_KEY,
|
nuclear@0
|
36 INTR_GPAK
|
nuclear@0
|
37 };
|
nuclear@0
|
38
|
nuclear@8
|
39 #define REG_INTR_MASTER (*(unsigned short*)0x4000208)
|
nuclear@8
|
40 #define REG_INTR_MASK (*(unsigned short*)0x4000200)
|
nuclear@8
|
41 #define REG_INTR (*(unsigned short*)0x4000202)
|
nuclear@0
|
42
|
nuclear@0
|
43 void intr_init(void);
|
nuclear@0
|
44
|
nuclear@0
|
45 /* set/clear interrupts */
|
nuclear@8
|
46 #define set_int() do {REG_INTR_MASTER = 1;} while(0)
|
nuclear@8
|
47 #define clr_int() do {REG_INTR_MASTER = 0;} while(0)
|
nuclear@0
|
48
|
nuclear@0
|
49 /* set an interrupt handler */
|
nuclear@0
|
50 void interrupt(int intr, void (*handler)(void));
|
nuclear@0
|
51
|
nuclear@0
|
52 /* mask/unmask an interrupt */
|
nuclear@8
|
53 #define mask(intr) do {REG_INTR_MASK ^= 1 << (intr);} while(0)
|
nuclear@8
|
54 #define unmask(intr) do {REG_INTR_MASK |= 1 << (intr);} while(0)
|
nuclear@0
|
55
|
nuclear@0
|
56 #endif /* _INTR_H_ */
|