root / hw / xics.h @ 43997225
History | View | Annotate | Download (1.7 kB)
1 |
/*
|
---|---|
2 |
* QEMU PowerPC pSeries Logical Partition (aka sPAPR) hardware System Emulator
|
3 |
*
|
4 |
* PAPR Virtualized Interrupt System, aka ICS/ICP aka xics
|
5 |
*
|
6 |
* Copyright (c) 2010,2011 David Gibson, IBM Corporation.
|
7 |
*
|
8 |
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
9 |
* of this software and associated documentation files (the "Software"), to deal
|
10 |
* in the Software without restriction, including without limitation the rights
|
11 |
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
12 |
* copies of the Software, and to permit persons to whom the Software is
|
13 |
* furnished to do so, subject to the following conditions:
|
14 |
*
|
15 |
* The above copyright notice and this permission notice shall be included in
|
16 |
* all copies or substantial portions of the Software.
|
17 |
*
|
18 |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
19 |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
20 |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
21 |
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
22 |
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
23 |
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
24 |
* THE SOFTWARE.
|
25 |
*
|
26 |
*/
|
27 |
#if !defined(__XICS_H__)
|
28 |
#define __XICS_H__
|
29 |
|
30 |
#define XICS_IPI 0x2 |
31 |
|
32 |
struct icp_state;
|
33 |
|
34 |
enum xics_irq_type {
|
35 |
XICS_MSI, /* Message-signalled (edge) interrupt */
|
36 |
XICS_LSI, /* Level-signalled interrupt */
|
37 |
}; |
38 |
|
39 |
qemu_irq xics_assign_irq(struct icp_state *icp, int irq, |
40 |
enum xics_irq_type type);
|
41 |
|
42 |
struct icp_state *xics_system_init(int nr_irqs); |
43 |
|
44 |
#endif /* __XICS_H__ */ |