xref: /openbmc/qemu/include/hw/ppc/pnv_core.h (revision d695918f)
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 2.1 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 OBJECT_DECLARE_TYPE(PnvCore, PnvCoreClass,
29                     PNV_CORE)
30 
31 typedef struct PnvChip PnvChip;
32 
33 struct PnvCore {
34     /*< private >*/
35     CPUCore parent_obj;
36 
37     /*< public >*/
38     PowerPCCPU **threads;
39     uint32_t pir;
40     uint64_t hrmor;
41     PnvChip *chip;
42 
43     MemoryRegion xscom_regs;
44 };
45 
46 struct PnvCoreClass {
47     DeviceClass parent_class;
48 
49     const MemoryRegionOps *xscom_ops;
50 };
51 
52 #define PNV_CORE_TYPE_SUFFIX "-" TYPE_PNV_CORE
53 #define PNV_CORE_TYPE_NAME(cpu_model) cpu_model PNV_CORE_TYPE_SUFFIX
54 
55 typedef struct PnvCPUState {
56     Object *intc;
57 } PnvCPUState;
58 
59 static inline PnvCPUState *pnv_cpu_state(PowerPCCPU *cpu)
60 {
61     return (PnvCPUState *)cpu->machine_data;
62 }
63 
64 #define TYPE_PNV_QUAD "powernv-cpu-quad"
65 OBJECT_DECLARE_SIMPLE_TYPE(PnvQuad, PNV_QUAD)
66 
67 struct PnvQuad {
68     DeviceState parent_obj;
69 
70     uint32_t quad_id;
71     MemoryRegion xscom_regs;
72 };
73 #endif /* PPC_PNV_CORE_H */
74