xref: /openbmc/qemu/include/hw/ppc/xics.h (revision 1fd6bb44)
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 #define XICS_IRQ_BASE   0x10
32 
33 struct icp_state;
34 
35 qemu_irq xics_get_qirq(struct icp_state *icp, int irq);
36 void xics_set_irq_type(struct icp_state *icp, int irq, bool lsi);
37 
38 struct icp_state *xics_system_init(int nr_servers, int nr_irqs);
39 void xics_cpu_setup(struct icp_state *icp, PowerPCCPU *cpu);
40 
41 #endif /* __XICS_H__ */
42