xref: /openbmc/qemu/include/hw/intc/xlnx-zynqmp-ipi.h (revision 8acf8650)
1 /*
2  * QEMU model of the IPI Inter Processor Interrupt block
3  *
4  * Copyright (c) 2014 Xilinx Inc.
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 XLNX_ZYNQMP_IPI_H
26 #define XLNX_ZYNQMP_IPI_H
27 
28 #include "hw/sysbus.h"
29 #include "hw/register.h"
30 #include "qom/object.h"
31 
32 #define TYPE_XLNX_ZYNQMP_IPI "xlnx.zynqmp_ipi"
33 
34 OBJECT_DECLARE_SIMPLE_TYPE(XlnxZynqMPIPI, XLNX_ZYNQMP_IPI)
35 
36 /* This is R_IPI_IDR + 1 */
37 #define R_XLNX_ZYNQMP_IPI_MAX ((0x1c / 4) + 1)
38 
39 #define NUM_IPIS 11
40 
41 struct XlnxZynqMPIPI {
42     /* Private */
43     SysBusDevice parent_obj;
44 
45     /* Public */
46     MemoryRegion iomem;
47     qemu_irq irq;
48 
49     qemu_irq irq_trig_out[NUM_IPIS];
50     qemu_irq irq_obs_out[NUM_IPIS];
51 
52     uint32_t regs[R_XLNX_ZYNQMP_IPI_MAX];
53     RegisterInfo regs_info[R_XLNX_ZYNQMP_IPI_MAX];
54 };
55 
56 #endif /* XLNX_ZYNQMP_IPI_H */
57