Merge remote-tracking branch 'remotes/vivier2/tags/trivial-branch-for-5.2-pull-reques...
[qemu.git] / include / hw / or-irq.h
1 /*
2 * QEMU IRQ/GPIO common code.
3 *
4 * Copyright (c) 2016 Alistair Francis <alistair@alistair23.me>.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 #ifndef HW_OR_IRQ_H
26 #define HW_OR_IRQ_H
27
28 #include "hw/sysbus.h"
29 #include "qom/object.h"
30
31 #define TYPE_OR_IRQ "or-irq"
32
33 /* This can safely be increased if necessary without breaking
34 * migration compatibility (as long as it remains greater than 15).
35 */
36 #define MAX_OR_LINES 48
37
38 typedef struct OrIRQState qemu_or_irq;
39
40 #define OR_IRQ(obj) OBJECT_CHECK(qemu_or_irq, (obj), TYPE_OR_IRQ)
41
42 struct OrIRQState {
43 DeviceState parent_obj;
44
45 qemu_irq out_irq;
46 bool levels[MAX_OR_LINES];
47 uint16_t num_lines;
48 };
49
50 #endif