Merge remote-tracking branch 'remotes/vivier2/tags/trivial-branch-for-5.2-pull-reques...
[qemu.git] / include / hw / ppc / spapr_cpu_core.h
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/cpu/core.h"
13 #include "hw/qdev-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 bool pre_3_0_migration; /* older machine don't know about SpaprCpuState */
35 } SpaprCpuCore;
36
37 typedef struct SpaprCpuCoreClass {
38 DeviceClass parent_class;
39 const char *cpu_type;
40 } SpaprCpuCoreClass;
41
42 const char *spapr_get_cpu_core_type(const char *cpu_type);
43 void spapr_cpu_set_entry_state(PowerPCCPU *cpu, target_ulong nip,
44 target_ulong r1, target_ulong r3,
45 target_ulong r4);
46
47 typedef struct SpaprCpuState {
48 uint64_t vpa_addr;
49 uint64_t slb_shadow_addr, slb_shadow_size;
50 uint64_t dtl_addr, dtl_size;
51 bool prod; /* not migrated, only used to improve dispatch latencies */
52 struct ICPState *icp;
53 struct XiveTCTX *tctx;
54 } SpaprCpuState;
55
56 static inline SpaprCpuState *spapr_cpu_state(PowerPCCPU *cpu)
57 {
58 return (SpaprCpuState *)cpu->machine_data;
59 }
60
61 #endif