xref: /openbmc/qemu/include/hw/ppc/pnv_core.h (revision 37677d7d)
1 /*
2  * QEMU PowerPC PowerNV CPU Core model
3  *
4  * Copyright (c) 2016, IBM Corporation.
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public License
8  * as published by the Free Software Foundation; either version 2 of
9  * the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef PPC_PNV_CORE_H
21 #define PPC_PNV_CORE_H
22 
23 #include "hw/cpu/core.h"
24 
25 #define TYPE_PNV_CORE "powernv-cpu-core"
26 #define PNV_CORE(obj) \
27     OBJECT_CHECK(PnvCore, (obj), TYPE_PNV_CORE)
28 #define PNV_CORE_CLASS(klass) \
29      OBJECT_CLASS_CHECK(PnvCoreClass, (klass), TYPE_PNV_CORE)
30 #define PNV_CORE_GET_CLASS(obj) \
31      OBJECT_GET_CLASS(PnvCoreClass, (obj), TYPE_PNV_CORE)
32 
33 typedef struct PnvCore {
34     /*< private >*/
35     CPUCore parent_obj;
36 
37     /*< public >*/
38     PowerPCCPU **threads;
39     uint32_t pir;
40 
41     MemoryRegion xscom_regs;
42 } PnvCore;
43 
44 typedef struct PnvCoreClass {
45     DeviceClass parent_class;
46 
47     const MemoryRegionOps *xscom_ops;
48 } PnvCoreClass;
49 
50 #define PNV_CORE_TYPE_SUFFIX "-" TYPE_PNV_CORE
51 #define PNV_CORE_TYPE_NAME(cpu_model) cpu_model PNV_CORE_TYPE_SUFFIX
52 
53 typedef struct PnvCPUState {
54     Object *intc;
55 } PnvCPUState;
56 
57 static inline PnvCPUState *pnv_cpu_state(PowerPCCPU *cpu)
58 {
59     return (PnvCPUState *)cpu->machine_data;
60 }
61 
62 #define TYPE_PNV_QUAD "powernv-cpu-quad"
63 #define PNV_QUAD(obj) \
64     OBJECT_CHECK(PnvQuad, (obj), TYPE_PNV_QUAD)
65 
66 typedef struct PnvQuad {
67     DeviceState parent_obj;
68 
69     uint32_t id;
70     MemoryRegion xscom_regs;
71 } PnvQuad;
72 #endif /* PPC_PNV_CORE_H */
73