xref: /qemu/include/hw/ppc/spapr_cpu_core.h (revision 77d361b13c19fdf881bff044a5bec99108cf2da2)
1 /*
2  * sPAPR CPU core device.
3  *
4  * Copyright (C) 2016 Bharata B Rao <bharata@linux.vnet.ibm.com>
5  *
6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
7  * See the COPYING file in the top-level directory.
8  */
9 #ifndef HW_SPAPR_CPU_CORE_H
10 #define HW_SPAPR_CPU_CORE_H
11 
12 #include "hw/qdev.h"
13 #include "hw/cpu/core.h"
14 #include "target/ppc/cpu-qom.h"
15 #include "target/ppc/cpu.h"
16 
17 #define TYPE_SPAPR_CPU_CORE "spapr-cpu-core"
18 #define SPAPR_CPU_CORE(obj) \
19     OBJECT_CHECK(sPAPRCPUCore, (obj), TYPE_SPAPR_CPU_CORE)
20 #define SPAPR_CPU_CORE_CLASS(klass) \
21     OBJECT_CLASS_CHECK(sPAPRCPUCoreClass, (klass), TYPE_SPAPR_CPU_CORE)
22 #define SPAPR_CPU_CORE_GET_CLASS(obj) \
23      OBJECT_GET_CLASS(sPAPRCPUCoreClass, (obj), TYPE_SPAPR_CPU_CORE)
24 
25 #define SPAPR_CPU_CORE_TYPE_NAME(model) model "-" TYPE_SPAPR_CPU_CORE
26 
27 typedef struct sPAPRCPUCore {
28     /*< private >*/
29     CPUCore parent_obj;
30 
31     /*< public >*/
32     PowerPCCPU **threads;
33     int node_id;
34 } sPAPRCPUCore;
35 
36 typedef struct sPAPRCPUCoreClass {
37     DeviceClass parent_class;
38     const char *cpu_type;
39 } sPAPRCPUCoreClass;
40 
41 const char *spapr_get_cpu_core_type(const char *cpu_type);
42 void spapr_cpu_set_entry_state(PowerPCCPU *cpu, target_ulong nip, target_ulong r3);
43 
44 typedef struct sPAPRCPUState {
45     uint64_t vpa_addr;
46     uint64_t slb_shadow_addr, slb_shadow_size;
47     uint64_t dtl_addr, dtl_size;
48 } sPAPRCPUState;
49 
50 static inline sPAPRCPUState *spapr_cpu_state(PowerPCCPU *cpu)
51 {
52     return (sPAPRCPUState *)cpu->machine_data;
53 }
54 
55 #endif
56