xref: /openbmc/qemu/include/hw/intc/heathrow_pic.h (revision dda2441b)
1 /*
2  * Heathrow PIC support (OldWorld PowerMac)
3  *
4  * Copyright (c) 2005-2007 Fabrice Bellard
5  * Copyright (c) 2007 Jocelyn Mayer
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy
8  * of this software and associated documentation files (the "Software"), to deal
9  * in the Software without restriction, including without limitation the rights
10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the Software is
12  * furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23  * THE SOFTWARE.
24  */
25 
26 #ifndef HEATHROW_H
27 #define HEATHROW_H
28 
29 #define TYPE_HEATHROW "heathrow"
30 #define HEATHROW(obj) OBJECT_CHECK(HeathrowState, (obj), TYPE_HEATHROW)
31 
32 typedef struct HeathrowPICState {
33     uint32_t events;
34     uint32_t mask;
35     uint32_t levels;
36     uint32_t level_triggered;
37 } HeathrowPICState;
38 
39 typedef struct HeathrowState {
40     SysBusDevice parent_obj;
41 
42     MemoryRegion mem;
43     HeathrowPICState pics[2];
44     qemu_irq *irqs;
45 } HeathrowState;
46 
47 #define HEATHROW_NUM_IRQS 64
48 
49 #endif /* HEATHROW_H */
50