xref: /qemu/include/hw/ppc/pnv_core.h (revision 8110fa1d)
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 #include "target/ppc/cpu.h"
25 #include "qom/object.h"
26 
27 #define TYPE_PNV_CORE "powernv-cpu-core"
28 typedef struct PnvCore PnvCore;
29 typedef struct PnvCoreClass PnvCoreClass;
30 DECLARE_OBJ_CHECKERS(PnvCore, PnvCoreClass,
31                      PNV_CORE, TYPE_PNV_CORE)
32 
33 typedef struct PnvChip PnvChip;
34 
35 struct PnvCore {
36     /*< private >*/
37     CPUCore parent_obj;
38 
39     /*< public >*/
40     PowerPCCPU **threads;
41     uint32_t pir;
42     uint64_t hrmor;
43     PnvChip *chip;
44 
45     MemoryRegion xscom_regs;
46 };
47 
48 struct PnvCoreClass {
49     DeviceClass parent_class;
50 
51     const MemoryRegionOps *xscom_ops;
52 };
53 
54 #define PNV_CORE_TYPE_SUFFIX "-" TYPE_PNV_CORE
55 #define PNV_CORE_TYPE_NAME(cpu_model) cpu_model PNV_CORE_TYPE_SUFFIX
56 
57 typedef struct PnvCPUState {
58     Object *intc;
59 } PnvCPUState;
60 
61 static inline PnvCPUState *pnv_cpu_state(PowerPCCPU *cpu)
62 {
63     return (PnvCPUState *)cpu->machine_data;
64 }
65 
66 #define TYPE_PNV_QUAD "powernv-cpu-quad"
67 typedef struct PnvQuad PnvQuad;
68 DECLARE_INSTANCE_CHECKER(PnvQuad, PNV_QUAD,
69                          TYPE_PNV_QUAD)
70 
71 struct PnvQuad {
72     DeviceState parent_obj;
73 
74     uint32_t id;
75     MemoryRegion xscom_regs;
76 };
77 #endif /* PPC_PNV_CORE_H */
78