root / include / qom / cpu.h @ 5b50e790
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1 | dd83b06a | Andreas Färber | /*
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2 | dd83b06a | Andreas Färber | * QEMU CPU model
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3 | dd83b06a | Andreas Färber | *
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4 | dd83b06a | Andreas Färber | * Copyright (c) 2012 SUSE LINUX Products GmbH
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5 | dd83b06a | Andreas Färber | *
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6 | dd83b06a | Andreas Färber | * This program is free software; you can redistribute it and/or
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7 | dd83b06a | Andreas Färber | * modify it under the terms of the GNU General Public License
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8 | dd83b06a | Andreas Färber | * as published by the Free Software Foundation; either version 2
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9 | dd83b06a | Andreas Färber | * of the License, or (at your option) any later version.
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10 | dd83b06a | Andreas Färber | *
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11 | dd83b06a | Andreas Färber | * This program is distributed in the hope that it will be useful,
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12 | dd83b06a | Andreas Färber | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | dd83b06a | Andreas Färber | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | dd83b06a | Andreas Färber | * GNU General Public License for more details.
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15 | dd83b06a | Andreas Färber | *
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16 | dd83b06a | Andreas Färber | * You should have received a copy of the GNU General Public License
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17 | dd83b06a | Andreas Färber | * along with this program; if not, see
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18 | dd83b06a | Andreas Färber | * <http://www.gnu.org/licenses/gpl-2.0.html>
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19 | dd83b06a | Andreas Färber | */
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20 | dd83b06a | Andreas Färber | #ifndef QEMU_CPU_H
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21 | dd83b06a | Andreas Färber | #define QEMU_CPU_H
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22 | dd83b06a | Andreas Färber | |
23 | fcd7d003 | Andreas Färber | #include <signal.h> |
24 | 961f8395 | Eduardo Habkost | #include "hw/qdev-core.h" |
25 | c658b94f | Andreas Färber | #include "exec/hwaddr.h" |
26 | 1de7afc9 | Paolo Bonzini | #include "qemu/thread.h" |
27 | 4917cf44 | Andreas Färber | #include "qemu/tls.h" |
28 | a23bbfda | Andreas Färber | #include "qemu/typedefs.h" |
29 | dd83b06a | Andreas Färber | |
30 | c72bf468 | Jens Freimann | typedef int (*WriteCoreDumpFunction)(void *buf, size_t size, void *opaque); |
31 | c72bf468 | Jens Freimann | |
32 | dd83b06a | Andreas Färber | /**
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33 | 577f42c0 | Andreas Färber | * vaddr:
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34 | 577f42c0 | Andreas Färber | * Type wide enough to contain any #target_ulong virtual address.
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35 | 577f42c0 | Andreas Färber | */
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36 | 577f42c0 | Andreas Färber | typedef uint64_t vaddr;
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37 | 577f42c0 | Andreas Färber | #define VADDR_PRId PRId64
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38 | 577f42c0 | Andreas Färber | #define VADDR_PRIu PRIu64
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39 | 577f42c0 | Andreas Färber | #define VADDR_PRIo PRIo64
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40 | 577f42c0 | Andreas Färber | #define VADDR_PRIx PRIx64
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41 | 577f42c0 | Andreas Färber | #define VADDR_PRIX PRIX64
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42 | 577f42c0 | Andreas Färber | #define VADDR_MAX UINT64_MAX
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43 | 577f42c0 | Andreas Färber | |
44 | 577f42c0 | Andreas Färber | /**
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45 | dd83b06a | Andreas Färber | * SECTION:cpu
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46 | dd83b06a | Andreas Färber | * @section_id: QEMU-cpu
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47 | dd83b06a | Andreas Färber | * @title: CPU Class
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48 | dd83b06a | Andreas Färber | * @short_description: Base class for all CPUs
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49 | dd83b06a | Andreas Färber | */
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50 | dd83b06a | Andreas Färber | |
51 | dd83b06a | Andreas Färber | #define TYPE_CPU "cpu" |
52 | dd83b06a | Andreas Färber | |
53 | dd83b06a | Andreas Färber | #define CPU(obj) OBJECT_CHECK(CPUState, (obj), TYPE_CPU)
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54 | dd83b06a | Andreas Färber | #define CPU_CLASS(class) OBJECT_CLASS_CHECK(CPUClass, (class), TYPE_CPU)
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55 | dd83b06a | Andreas Färber | #define CPU_GET_CLASS(obj) OBJECT_GET_CLASS(CPUClass, (obj), TYPE_CPU)
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56 | dd83b06a | Andreas Färber | |
57 | dd83b06a | Andreas Färber | typedef struct CPUState CPUState; |
58 | dd83b06a | Andreas Färber | |
59 | c658b94f | Andreas Färber | typedef void (*CPUUnassignedAccess)(CPUState *cpu, hwaddr addr, |
60 | c658b94f | Andreas Färber | bool is_write, bool is_exec, int opaque, |
61 | c658b94f | Andreas Färber | unsigned size);
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62 | c658b94f | Andreas Färber | |
63 | bdf7ae5b | Andreas Färber | struct TranslationBlock;
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64 | bdf7ae5b | Andreas Färber | |
65 | dd83b06a | Andreas Färber | /**
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66 | dd83b06a | Andreas Färber | * CPUClass:
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67 | 2b8c2754 | Andreas Färber | * @class_by_name: Callback to map -cpu command line model name to an
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68 | 2b8c2754 | Andreas Färber | * instantiatable CPU type.
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69 | f5df5baf | Andreas Färber | * @reset: Callback to reset the #CPUState to its initial state.
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70 | 91b1df8c | Andreas Färber | * @reset_dump_flags: #CPUDumpFlags to use for reset logging.
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71 | 97a8ea5a | Andreas Färber | * @do_interrupt: Callback for interrupt handling.
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72 | c658b94f | Andreas Färber | * @do_unassigned_access: Callback for unassigned access handling.
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73 | f3659eee | Andreas Färber | * @memory_rw_debug: Callback for GDB memory access.
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74 | 878096ee | Andreas Färber | * @dump_state: Callback for dumping state.
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75 | 878096ee | Andreas Färber | * @dump_statistics: Callback for dumping statistics.
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76 | 997395d3 | Igor Mammedov | * @get_arch_id: Callback for getting architecture-dependent CPU ID.
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77 | 444d5590 | Andreas Färber | * @get_paging_enabled: Callback for inquiring whether paging is enabled.
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78 | a23bbfda | Andreas Färber | * @get_memory_mapping: Callback for obtaining the memory mappings.
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79 | f45748f1 | Andreas Färber | * @set_pc: Callback for setting the Program Counter register.
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80 | bdf7ae5b | Andreas Färber | * @synchronize_from_tb: Callback for synchronizing state from a TCG
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81 | bdf7ae5b | Andreas Färber | * #TranslationBlock.
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82 | 00b941e5 | Andreas Färber | * @get_phys_page_debug: Callback for obtaining a physical address.
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83 | 5b50e790 | Andreas Färber | * @gdb_read_register: Callback for letting GDB read a register.
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84 | 5b50e790 | Andreas Färber | * @gdb_write_register: Callback for letting GDB write a register.
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85 | b170fce3 | Andreas Färber | * @vmsd: State description for migration.
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86 | a0e372f0 | Andreas Färber | * @gdb_num_core_regs: Number of core registers accessible to GDB.
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87 | dd83b06a | Andreas Färber | *
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88 | dd83b06a | Andreas Färber | * Represents a CPU family or model.
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89 | dd83b06a | Andreas Färber | */
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90 | dd83b06a | Andreas Färber | typedef struct CPUClass { |
91 | dd83b06a | Andreas Färber | /*< private >*/
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92 | 961f8395 | Eduardo Habkost | DeviceClass parent_class; |
93 | dd83b06a | Andreas Färber | /*< public >*/
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94 | dd83b06a | Andreas Färber | |
95 | 2b8c2754 | Andreas Färber | ObjectClass *(*class_by_name)(const char *cpu_model); |
96 | 2b8c2754 | Andreas Färber | |
97 | dd83b06a | Andreas Färber | void (*reset)(CPUState *cpu);
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98 | 91b1df8c | Andreas Färber | int reset_dump_flags;
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99 | 97a8ea5a | Andreas Färber | void (*do_interrupt)(CPUState *cpu);
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100 | c658b94f | Andreas Färber | CPUUnassignedAccess do_unassigned_access; |
101 | f3659eee | Andreas Färber | int (*memory_rw_debug)(CPUState *cpu, vaddr addr,
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102 | f3659eee | Andreas Färber | uint8_t *buf, int len, bool is_write); |
103 | 878096ee | Andreas Färber | void (*dump_state)(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
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104 | 878096ee | Andreas Färber | int flags);
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105 | 878096ee | Andreas Färber | void (*dump_statistics)(CPUState *cpu, FILE *f,
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106 | 878096ee | Andreas Färber | fprintf_function cpu_fprintf, int flags);
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107 | 997395d3 | Igor Mammedov | int64_t (*get_arch_id)(CPUState *cpu); |
108 | 444d5590 | Andreas Färber | bool (*get_paging_enabled)(const CPUState *cpu); |
109 | a23bbfda | Andreas Färber | void (*get_memory_mapping)(CPUState *cpu, MemoryMappingList *list,
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110 | a23bbfda | Andreas Färber | Error **errp); |
111 | f45748f1 | Andreas Färber | void (*set_pc)(CPUState *cpu, vaddr value);
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112 | bdf7ae5b | Andreas Färber | void (*synchronize_from_tb)(CPUState *cpu, struct TranslationBlock *tb); |
113 | 00b941e5 | Andreas Färber | hwaddr (*get_phys_page_debug)(CPUState *cpu, vaddr addr); |
114 | 5b50e790 | Andreas Färber | int (*gdb_read_register)(CPUState *cpu, uint8_t *buf, int reg); |
115 | 5b50e790 | Andreas Färber | int (*gdb_write_register)(CPUState *cpu, uint8_t *buf, int reg); |
116 | b170fce3 | Andreas Färber | |
117 | c72bf468 | Jens Freimann | int (*write_elf64_note)(WriteCoreDumpFunction f, CPUState *cpu,
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118 | c72bf468 | Jens Freimann | int cpuid, void *opaque); |
119 | c72bf468 | Jens Freimann | int (*write_elf64_qemunote)(WriteCoreDumpFunction f, CPUState *cpu,
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120 | c72bf468 | Jens Freimann | void *opaque);
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121 | c72bf468 | Jens Freimann | int (*write_elf32_note)(WriteCoreDumpFunction f, CPUState *cpu,
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122 | c72bf468 | Jens Freimann | int cpuid, void *opaque); |
123 | c72bf468 | Jens Freimann | int (*write_elf32_qemunote)(WriteCoreDumpFunction f, CPUState *cpu,
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124 | c72bf468 | Jens Freimann | void *opaque);
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125 | a0e372f0 | Andreas Färber | |
126 | a0e372f0 | Andreas Färber | const struct VMStateDescription *vmsd; |
127 | a0e372f0 | Andreas Färber | int gdb_num_core_regs;
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128 | dd83b06a | Andreas Färber | } CPUClass; |
129 | dd83b06a | Andreas Färber | |
130 | a60f24b5 | Andreas Färber | struct KVMState;
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131 | f7575c96 | Andreas Färber | struct kvm_run;
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132 | a60f24b5 | Andreas Färber | |
133 | dd83b06a | Andreas Färber | /**
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134 | dd83b06a | Andreas Färber | * CPUState:
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135 | 55e5c285 | Andreas Färber | * @cpu_index: CPU index (informative).
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136 | ce3960eb | Andreas Färber | * @nr_cores: Number of cores within this CPU package.
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137 | ce3960eb | Andreas Färber | * @nr_threads: Number of threads within this CPU.
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138 | 1b1ed8dc | Andreas Färber | * @numa_node: NUMA node this CPU is belonging to.
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139 | 0d34282f | Andreas Färber | * @host_tid: Host thread ID.
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140 | 0315c31c | Andreas Färber | * @running: #true if CPU is currently running (usermode).
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141 | 61a46217 | Andreas Färber | * @created: Indicates whether the CPU thread has been successfully created.
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142 | 259186a7 | Andreas Färber | * @interrupt_request: Indicates a pending interrupt request.
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143 | 259186a7 | Andreas Färber | * @halted: Nonzero if the CPU is in suspended state.
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144 | 4fdeee7c | Andreas Färber | * @stop: Indicates a pending stop request.
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145 | f324e766 | Andreas Färber | * @stopped: Indicates the CPU has been artificially stopped.
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146 | 378df4b2 | Peter Maydell | * @tcg_exit_req: Set to force TCG to stop executing linked TBs for this
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147 | 378df4b2 | Peter Maydell | * CPU and return to its top level loop.
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148 | ed2803da | Andreas Färber | * @singlestep_enabled: Flags for single-stepping.
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149 | c05efcb1 | Andreas Färber | * @env_ptr: Pointer to subclass-specific CPUArchState field.
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150 | d77953b9 | Andreas Färber | * @current_tb: Currently executing TB.
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151 | eac8b355 | Andreas Färber | * @gdb_regs: Additional GDB registers.
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152 | a0e372f0 | Andreas Färber | * @gdb_num_regs: Number of total registers accessible to GDB.
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153 | 182735ef | Andreas Färber | * @next_cpu: Next CPU sharing TB cache.
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154 | 8737c51c | Andreas Färber | * @kvm_fd: vCPU file descriptor for KVM.
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155 | dd83b06a | Andreas Färber | *
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156 | dd83b06a | Andreas Färber | * State of one CPU core or thread.
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157 | dd83b06a | Andreas Färber | */
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158 | dd83b06a | Andreas Färber | struct CPUState {
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159 | dd83b06a | Andreas Färber | /*< private >*/
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160 | 961f8395 | Eduardo Habkost | DeviceState parent_obj; |
161 | dd83b06a | Andreas Färber | /*< public >*/
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162 | dd83b06a | Andreas Färber | |
163 | ce3960eb | Andreas Färber | int nr_cores;
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164 | ce3960eb | Andreas Färber | int nr_threads;
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165 | 1b1ed8dc | Andreas Färber | int numa_node;
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166 | ce3960eb | Andreas Färber | |
167 | 814e612e | Andreas Färber | struct QemuThread *thread;
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168 | bcba2a72 | Andreas Färber | #ifdef _WIN32
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169 | bcba2a72 | Andreas Färber | HANDLE hThread; |
170 | bcba2a72 | Andreas Färber | #endif
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171 | 9f09e18a | Andreas Färber | int thread_id;
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172 | 0d34282f | Andreas Färber | uint32_t host_tid; |
173 | 0315c31c | Andreas Färber | bool running;
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174 | f5c121b8 | Andreas Färber | struct QemuCond *halt_cond;
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175 | c64ca814 | Andreas Färber | struct qemu_work_item *queued_work_first, *queued_work_last;
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176 | 216fc9a4 | Andreas Färber | bool thread_kicked;
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177 | 61a46217 | Andreas Färber | bool created;
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178 | 4fdeee7c | Andreas Färber | bool stop;
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179 | f324e766 | Andreas Färber | bool stopped;
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180 | fcd7d003 | Andreas Färber | volatile sig_atomic_t exit_request;
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181 | 378df4b2 | Peter Maydell | volatile sig_atomic_t tcg_exit_req;
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182 | 259186a7 | Andreas Färber | uint32_t interrupt_request; |
183 | ed2803da | Andreas Färber | int singlestep_enabled;
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184 | bcba2a72 | Andreas Färber | |
185 | c05efcb1 | Andreas Färber | void *env_ptr; /* CPUArchState */ |
186 | d77953b9 | Andreas Färber | struct TranslationBlock *current_tb;
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187 | eac8b355 | Andreas Färber | struct GDBRegisterState *gdb_regs;
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188 | a0e372f0 | Andreas Färber | int gdb_num_regs;
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189 | 182735ef | Andreas Färber | CPUState *next_cpu; |
190 | d77953b9 | Andreas Färber | |
191 | 8737c51c | Andreas Färber | int kvm_fd;
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192 | 20d695a9 | Andreas Färber | bool kvm_vcpu_dirty;
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193 | a60f24b5 | Andreas Färber | struct KVMState *kvm_state;
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194 | f7575c96 | Andreas Färber | struct kvm_run *kvm_run;
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195 | 8737c51c | Andreas Färber | |
196 | f5df5baf | Andreas Färber | /* TODO Move common fields from CPUArchState here. */
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197 | 55e5c285 | Andreas Färber | int cpu_index; /* used by alpha TCG */ |
198 | 259186a7 | Andreas Färber | uint32_t halted; /* used by alpha, cris, ppc TCG */
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199 | dd83b06a | Andreas Färber | }; |
200 | dd83b06a | Andreas Färber | |
201 | 182735ef | Andreas Färber | extern CPUState *first_cpu;
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202 | 182735ef | Andreas Färber | |
203 | 4917cf44 | Andreas Färber | DECLARE_TLS(CPUState *, current_cpu); |
204 | 4917cf44 | Andreas Färber | #define current_cpu tls_var(current_cpu)
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205 | 4917cf44 | Andreas Färber | |
206 | c72bf468 | Jens Freimann | /**
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207 | 444d5590 | Andreas Färber | * cpu_paging_enabled:
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208 | 444d5590 | Andreas Färber | * @cpu: The CPU whose state is to be inspected.
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209 | 444d5590 | Andreas Färber | *
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210 | 444d5590 | Andreas Färber | * Returns: %true if paging is enabled, %false otherwise.
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211 | 444d5590 | Andreas Färber | */
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212 | 444d5590 | Andreas Färber | bool cpu_paging_enabled(const CPUState *cpu); |
213 | 444d5590 | Andreas Färber | |
214 | 444d5590 | Andreas Färber | /**
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215 | a23bbfda | Andreas Färber | * cpu_get_memory_mapping:
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216 | a23bbfda | Andreas Färber | * @cpu: The CPU whose memory mappings are to be obtained.
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217 | a23bbfda | Andreas Färber | * @list: Where to write the memory mappings to.
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218 | a23bbfda | Andreas Färber | * @errp: Pointer for reporting an #Error.
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219 | a23bbfda | Andreas Färber | */
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220 | a23bbfda | Andreas Färber | void cpu_get_memory_mapping(CPUState *cpu, MemoryMappingList *list,
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221 | a23bbfda | Andreas Färber | Error **errp); |
222 | a23bbfda | Andreas Färber | |
223 | a23bbfda | Andreas Färber | /**
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224 | c72bf468 | Jens Freimann | * cpu_write_elf64_note:
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225 | c72bf468 | Jens Freimann | * @f: pointer to a function that writes memory to a file
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226 | c72bf468 | Jens Freimann | * @cpu: The CPU whose memory is to be dumped
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227 | c72bf468 | Jens Freimann | * @cpuid: ID number of the CPU
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228 | c72bf468 | Jens Freimann | * @opaque: pointer to the CPUState struct
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229 | c72bf468 | Jens Freimann | */
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230 | c72bf468 | Jens Freimann | int cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cpu,
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231 | c72bf468 | Jens Freimann | int cpuid, void *opaque); |
232 | c72bf468 | Jens Freimann | |
233 | c72bf468 | Jens Freimann | /**
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234 | c72bf468 | Jens Freimann | * cpu_write_elf64_qemunote:
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235 | c72bf468 | Jens Freimann | * @f: pointer to a function that writes memory to a file
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236 | c72bf468 | Jens Freimann | * @cpu: The CPU whose memory is to be dumped
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237 | c72bf468 | Jens Freimann | * @cpuid: ID number of the CPU
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238 | c72bf468 | Jens Freimann | * @opaque: pointer to the CPUState struct
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239 | c72bf468 | Jens Freimann | */
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240 | c72bf468 | Jens Freimann | int cpu_write_elf64_qemunote(WriteCoreDumpFunction f, CPUState *cpu,
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241 | c72bf468 | Jens Freimann | void *opaque);
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242 | c72bf468 | Jens Freimann | |
243 | c72bf468 | Jens Freimann | /**
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244 | c72bf468 | Jens Freimann | * cpu_write_elf32_note:
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245 | c72bf468 | Jens Freimann | * @f: pointer to a function that writes memory to a file
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246 | c72bf468 | Jens Freimann | * @cpu: The CPU whose memory is to be dumped
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247 | c72bf468 | Jens Freimann | * @cpuid: ID number of the CPU
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248 | c72bf468 | Jens Freimann | * @opaque: pointer to the CPUState struct
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249 | c72bf468 | Jens Freimann | */
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250 | c72bf468 | Jens Freimann | int cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cpu,
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251 | c72bf468 | Jens Freimann | int cpuid, void *opaque); |
252 | c72bf468 | Jens Freimann | |
253 | c72bf468 | Jens Freimann | /**
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254 | c72bf468 | Jens Freimann | * cpu_write_elf32_qemunote:
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255 | c72bf468 | Jens Freimann | * @f: pointer to a function that writes memory to a file
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256 | c72bf468 | Jens Freimann | * @cpu: The CPU whose memory is to be dumped
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257 | c72bf468 | Jens Freimann | * @cpuid: ID number of the CPU
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258 | c72bf468 | Jens Freimann | * @opaque: pointer to the CPUState struct
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259 | c72bf468 | Jens Freimann | */
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260 | c72bf468 | Jens Freimann | int cpu_write_elf32_qemunote(WriteCoreDumpFunction f, CPUState *cpu,
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261 | c72bf468 | Jens Freimann | void *opaque);
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262 | dd83b06a | Andreas Färber | |
263 | dd83b06a | Andreas Färber | /**
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264 | 878096ee | Andreas Färber | * CPUDumpFlags:
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265 | 878096ee | Andreas Färber | * @CPU_DUMP_CODE:
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266 | 878096ee | Andreas Färber | * @CPU_DUMP_FPU: dump FPU register state, not just integer
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267 | 878096ee | Andreas Färber | * @CPU_DUMP_CCOP: dump info about TCG QEMU's condition code optimization state
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268 | 878096ee | Andreas Färber | */
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269 | 878096ee | Andreas Färber | enum CPUDumpFlags {
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270 | 878096ee | Andreas Färber | CPU_DUMP_CODE = 0x00010000,
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271 | 878096ee | Andreas Färber | CPU_DUMP_FPU = 0x00020000,
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272 | 878096ee | Andreas Färber | CPU_DUMP_CCOP = 0x00040000,
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273 | 878096ee | Andreas Färber | }; |
274 | 878096ee | Andreas Färber | |
275 | 878096ee | Andreas Färber | /**
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276 | 878096ee | Andreas Färber | * cpu_dump_state:
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277 | 878096ee | Andreas Färber | * @cpu: The CPU whose state is to be dumped.
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278 | 878096ee | Andreas Färber | * @f: File to dump to.
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279 | 878096ee | Andreas Färber | * @cpu_fprintf: Function to dump with.
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280 | 878096ee | Andreas Färber | * @flags: Flags what to dump.
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281 | 878096ee | Andreas Färber | *
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282 | 878096ee | Andreas Färber | * Dumps CPU state.
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283 | 878096ee | Andreas Färber | */
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284 | 878096ee | Andreas Färber | void cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
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285 | 878096ee | Andreas Färber | int flags);
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286 | 878096ee | Andreas Färber | |
287 | 878096ee | Andreas Färber | /**
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288 | 878096ee | Andreas Färber | * cpu_dump_statistics:
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289 | 878096ee | Andreas Färber | * @cpu: The CPU whose state is to be dumped.
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290 | 878096ee | Andreas Färber | * @f: File to dump to.
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291 | 878096ee | Andreas Färber | * @cpu_fprintf: Function to dump with.
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292 | 878096ee | Andreas Färber | * @flags: Flags what to dump.
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293 | 878096ee | Andreas Färber | *
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294 | 878096ee | Andreas Färber | * Dumps CPU statistics.
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295 | 878096ee | Andreas Färber | */
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296 | 878096ee | Andreas Färber | void cpu_dump_statistics(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
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297 | 878096ee | Andreas Färber | int flags);
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298 | 878096ee | Andreas Färber | |
299 | 00b941e5 | Andreas Färber | #ifndef CONFIG_USER_ONLY
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300 | 00b941e5 | Andreas Färber | /**
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301 | 00b941e5 | Andreas Färber | * cpu_get_phys_page_debug:
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302 | 00b941e5 | Andreas Färber | * @cpu: The CPU to obtain the physical page address for.
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303 | 00b941e5 | Andreas Färber | * @addr: The virtual address.
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304 | 00b941e5 | Andreas Färber | *
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305 | 00b941e5 | Andreas Färber | * Obtains the physical page corresponding to a virtual one.
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306 | 00b941e5 | Andreas Färber | * Use it only for debugging because no protection checks are done.
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307 | 00b941e5 | Andreas Färber | *
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308 | 00b941e5 | Andreas Färber | * Returns: Corresponding physical page address or -1 if no page found.
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309 | 00b941e5 | Andreas Färber | */
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310 | 00b941e5 | Andreas Färber | static inline hwaddr cpu_get_phys_page_debug(CPUState *cpu, vaddr addr) |
311 | 00b941e5 | Andreas Färber | { |
312 | 00b941e5 | Andreas Färber | CPUClass *cc = CPU_GET_CLASS(cpu); |
313 | 00b941e5 | Andreas Färber | |
314 | 00b941e5 | Andreas Färber | return cc->get_phys_page_debug(cpu, addr);
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315 | 00b941e5 | Andreas Färber | } |
316 | 00b941e5 | Andreas Färber | #endif
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317 | 00b941e5 | Andreas Färber | |
318 | 878096ee | Andreas Färber | /**
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319 | dd83b06a | Andreas Färber | * cpu_reset:
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320 | dd83b06a | Andreas Färber | * @cpu: The CPU whose state is to be reset.
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321 | dd83b06a | Andreas Färber | */
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322 | dd83b06a | Andreas Färber | void cpu_reset(CPUState *cpu);
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323 | dd83b06a | Andreas Färber | |
324 | 60e82579 | Andreas Färber | /**
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325 | 2b8c2754 | Andreas Färber | * cpu_class_by_name:
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326 | 2b8c2754 | Andreas Färber | * @typename: The CPU base type.
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327 | 2b8c2754 | Andreas Färber | * @cpu_model: The model string without any parameters.
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328 | 2b8c2754 | Andreas Färber | *
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329 | 2b8c2754 | Andreas Färber | * Looks up a CPU #ObjectClass matching name @cpu_model.
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330 | 2b8c2754 | Andreas Färber | *
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331 | 2b8c2754 | Andreas Färber | * Returns: A #CPUClass or %NULL if not matching class is found.
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332 | 2b8c2754 | Andreas Färber | */
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333 | 2b8c2754 | Andreas Färber | ObjectClass *cpu_class_by_name(const char *typename, const char *cpu_model); |
334 | 2b8c2754 | Andreas Färber | |
335 | 2b8c2754 | Andreas Färber | /**
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336 | 3993c6bd | Andreas Färber | * qemu_cpu_has_work:
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337 | 3993c6bd | Andreas Färber | * @cpu: The vCPU to check.
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338 | 3993c6bd | Andreas Färber | *
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339 | 3993c6bd | Andreas Färber | * Checks whether the CPU has work to do.
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340 | 3993c6bd | Andreas Färber | *
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341 | 3993c6bd | Andreas Färber | * Returns: %true if the CPU has work, %false otherwise.
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342 | 3993c6bd | Andreas Färber | */
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343 | 3993c6bd | Andreas Färber | bool qemu_cpu_has_work(CPUState *cpu);
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344 | 3993c6bd | Andreas Färber | |
345 | 3993c6bd | Andreas Färber | /**
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346 | 60e82579 | Andreas Färber | * qemu_cpu_is_self:
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347 | 60e82579 | Andreas Färber | * @cpu: The vCPU to check against.
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348 | 60e82579 | Andreas Färber | *
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349 | 60e82579 | Andreas Färber | * Checks whether the caller is executing on the vCPU thread.
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350 | 60e82579 | Andreas Färber | *
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351 | 60e82579 | Andreas Färber | * Returns: %true if called from @cpu's thread, %false otherwise.
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352 | 60e82579 | Andreas Färber | */
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353 | 60e82579 | Andreas Färber | bool qemu_cpu_is_self(CPUState *cpu);
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354 | 60e82579 | Andreas Färber | |
355 | 2fa45344 | Andreas Färber | /**
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356 | c08d7424 | Andreas Färber | * qemu_cpu_kick:
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357 | c08d7424 | Andreas Färber | * @cpu: The vCPU to kick.
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358 | c08d7424 | Andreas Färber | *
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359 | c08d7424 | Andreas Färber | * Kicks @cpu's thread.
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360 | c08d7424 | Andreas Färber | */
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361 | c08d7424 | Andreas Färber | void qemu_cpu_kick(CPUState *cpu);
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362 | c08d7424 | Andreas Färber | |
363 | c08d7424 | Andreas Färber | /**
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364 | 2fa45344 | Andreas Färber | * cpu_is_stopped:
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365 | 2fa45344 | Andreas Färber | * @cpu: The CPU to check.
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366 | 2fa45344 | Andreas Färber | *
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367 | 2fa45344 | Andreas Färber | * Checks whether the CPU is stopped.
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368 | 2fa45344 | Andreas Färber | *
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369 | 2fa45344 | Andreas Färber | * Returns: %true if run state is not running or if artificially stopped;
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370 | 2fa45344 | Andreas Färber | * %false otherwise.
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371 | 2fa45344 | Andreas Färber | */
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372 | 2fa45344 | Andreas Färber | bool cpu_is_stopped(CPUState *cpu);
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373 | 2fa45344 | Andreas Färber | |
374 | f100f0b3 | Andreas Färber | /**
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375 | f100f0b3 | Andreas Färber | * run_on_cpu:
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376 | f100f0b3 | Andreas Färber | * @cpu: The vCPU to run on.
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377 | f100f0b3 | Andreas Färber | * @func: The function to be executed.
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378 | f100f0b3 | Andreas Färber | * @data: Data to pass to the function.
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379 | f100f0b3 | Andreas Färber | *
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380 | f100f0b3 | Andreas Färber | * Schedules the function @func for execution on the vCPU @cpu.
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381 | f100f0b3 | Andreas Färber | */
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382 | f100f0b3 | Andreas Färber | void run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data); |
383 | f100f0b3 | Andreas Färber | |
384 | 38d8f5c8 | Andreas Färber | /**
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385 | 3c02270d | Chegu Vinod | * async_run_on_cpu:
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386 | 3c02270d | Chegu Vinod | * @cpu: The vCPU to run on.
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387 | 3c02270d | Chegu Vinod | * @func: The function to be executed.
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388 | 3c02270d | Chegu Vinod | * @data: Data to pass to the function.
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389 | 3c02270d | Chegu Vinod | *
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390 | 3c02270d | Chegu Vinod | * Schedules the function @func for execution on the vCPU @cpu asynchronously.
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391 | 3c02270d | Chegu Vinod | */
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392 | 3c02270d | Chegu Vinod | void async_run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data); |
393 | 3c02270d | Chegu Vinod | |
394 | 3c02270d | Chegu Vinod | /**
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395 | d6b9e0d6 | Michael S. Tsirkin | * qemu_for_each_cpu:
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396 | d6b9e0d6 | Michael S. Tsirkin | * @func: The function to be executed.
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397 | d6b9e0d6 | Michael S. Tsirkin | * @data: Data to pass to the function.
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398 | d6b9e0d6 | Michael S. Tsirkin | *
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399 | d6b9e0d6 | Michael S. Tsirkin | * Executes @func for each CPU.
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400 | d6b9e0d6 | Michael S. Tsirkin | */
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401 | d6b9e0d6 | Michael S. Tsirkin | void qemu_for_each_cpu(void (*func)(CPUState *cpu, void *data), void *data); |
402 | d6b9e0d6 | Michael S. Tsirkin | |
403 | d6b9e0d6 | Michael S. Tsirkin | /**
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404 | 38d8f5c8 | Andreas Färber | * qemu_get_cpu:
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405 | 38d8f5c8 | Andreas Färber | * @index: The CPUState@cpu_index value of the CPU to obtain.
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406 | 38d8f5c8 | Andreas Färber | *
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407 | 38d8f5c8 | Andreas Färber | * Gets a CPU matching @index.
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408 | 38d8f5c8 | Andreas Färber | *
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409 | 38d8f5c8 | Andreas Färber | * Returns: The CPU or %NULL if there is no matching CPU.
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410 | 38d8f5c8 | Andreas Färber | */
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411 | 38d8f5c8 | Andreas Färber | CPUState *qemu_get_cpu(int index);
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412 | 38d8f5c8 | Andreas Färber | |
413 | 69e5ff06 | Igor Mammedov | /**
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414 | 69e5ff06 | Igor Mammedov | * cpu_exists:
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415 | 69e5ff06 | Igor Mammedov | * @id: Guest-exposed CPU ID to lookup.
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416 | 69e5ff06 | Igor Mammedov | *
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417 | 69e5ff06 | Igor Mammedov | * Search for CPU with specified ID.
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418 | 69e5ff06 | Igor Mammedov | *
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419 | 69e5ff06 | Igor Mammedov | * Returns: %true - CPU is found, %false - CPU isn't found.
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420 | 69e5ff06 | Igor Mammedov | */
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421 | 69e5ff06 | Igor Mammedov | bool cpu_exists(int64_t id);
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422 | 69e5ff06 | Igor Mammedov | |
423 | c3affe56 | Andreas Färber | #ifndef CONFIG_USER_ONLY
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424 | c3affe56 | Andreas Färber | |
425 | c3affe56 | Andreas Färber | typedef void (*CPUInterruptHandler)(CPUState *, int); |
426 | c3affe56 | Andreas Färber | |
427 | c3affe56 | Andreas Färber | extern CPUInterruptHandler cpu_interrupt_handler;
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428 | c3affe56 | Andreas Färber | |
429 | c3affe56 | Andreas Färber | /**
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430 | c3affe56 | Andreas Färber | * cpu_interrupt:
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431 | c3affe56 | Andreas Färber | * @cpu: The CPU to set an interrupt on.
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432 | c3affe56 | Andreas Färber | * @mask: The interupts to set.
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433 | c3affe56 | Andreas Färber | *
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434 | c3affe56 | Andreas Färber | * Invokes the interrupt handler.
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435 | c3affe56 | Andreas Färber | */
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436 | c3affe56 | Andreas Färber | static inline void cpu_interrupt(CPUState *cpu, int mask) |
437 | c3affe56 | Andreas Färber | { |
438 | c3affe56 | Andreas Färber | cpu_interrupt_handler(cpu, mask); |
439 | c3affe56 | Andreas Färber | } |
440 | c3affe56 | Andreas Färber | |
441 | c3affe56 | Andreas Färber | #else /* USER_ONLY */ |
442 | c3affe56 | Andreas Färber | |
443 | c3affe56 | Andreas Färber | void cpu_interrupt(CPUState *cpu, int mask); |
444 | c3affe56 | Andreas Färber | |
445 | c3affe56 | Andreas Färber | #endif /* USER_ONLY */ |
446 | c3affe56 | Andreas Färber | |
447 | c658b94f | Andreas Färber | #ifndef CONFIG_USER_ONLY
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448 | c658b94f | Andreas Färber | |
449 | c658b94f | Andreas Färber | static inline void cpu_unassigned_access(CPUState *cpu, hwaddr addr, |
450 | c658b94f | Andreas Färber | bool is_write, bool is_exec, |
451 | c658b94f | Andreas Färber | int opaque, unsigned size) |
452 | c658b94f | Andreas Färber | { |
453 | c658b94f | Andreas Färber | CPUClass *cc = CPU_GET_CLASS(cpu); |
454 | c658b94f | Andreas Färber | |
455 | c658b94f | Andreas Färber | if (cc->do_unassigned_access) {
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456 | c658b94f | Andreas Färber | cc->do_unassigned_access(cpu, addr, is_write, is_exec, opaque, size); |
457 | c658b94f | Andreas Färber | } |
458 | c658b94f | Andreas Färber | } |
459 | c658b94f | Andreas Färber | |
460 | c658b94f | Andreas Färber | #endif
|
461 | c658b94f | Andreas Färber | |
462 | d8ed887b | Andreas Färber | /**
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463 | d8ed887b | Andreas Färber | * cpu_reset_interrupt:
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464 | d8ed887b | Andreas Färber | * @cpu: The CPU to clear the interrupt on.
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465 | d8ed887b | Andreas Färber | * @mask: The interrupt mask to clear.
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466 | d8ed887b | Andreas Färber | *
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467 | d8ed887b | Andreas Färber | * Resets interrupts on the vCPU @cpu.
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468 | d8ed887b | Andreas Färber | */
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469 | d8ed887b | Andreas Färber | void cpu_reset_interrupt(CPUState *cpu, int mask); |
470 | d8ed887b | Andreas Färber | |
471 | 2993683b | Igor Mammedov | /**
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472 | 60a3e17a | Andreas Färber | * cpu_exit:
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473 | 60a3e17a | Andreas Färber | * @cpu: The CPU to exit.
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474 | 60a3e17a | Andreas Färber | *
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475 | 60a3e17a | Andreas Färber | * Requests the CPU @cpu to exit execution.
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476 | 60a3e17a | Andreas Färber | */
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477 | 60a3e17a | Andreas Färber | void cpu_exit(CPUState *cpu);
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478 | 60a3e17a | Andreas Färber | |
479 | 60a3e17a | Andreas Färber | /**
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480 | 2993683b | Igor Mammedov | * cpu_resume:
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481 | 2993683b | Igor Mammedov | * @cpu: The CPU to resume.
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482 | 2993683b | Igor Mammedov | *
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483 | 2993683b | Igor Mammedov | * Resumes CPU, i.e. puts CPU into runnable state.
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484 | 2993683b | Igor Mammedov | */
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485 | 2993683b | Igor Mammedov | void cpu_resume(CPUState *cpu);
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486 | dd83b06a | Andreas Färber | |
487 | c643bed9 | Andreas Färber | /**
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488 | c643bed9 | Andreas Färber | * qemu_init_vcpu:
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489 | c643bed9 | Andreas Färber | * @cpu: The vCPU to initialize.
|
490 | c643bed9 | Andreas Färber | *
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491 | c643bed9 | Andreas Färber | * Initializes a vCPU.
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492 | c643bed9 | Andreas Färber | */
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493 | c643bed9 | Andreas Färber | void qemu_init_vcpu(CPUState *cpu);
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494 | c643bed9 | Andreas Färber | |
495 | 3825b28f | Andreas Färber | #define SSTEP_ENABLE 0x1 /* Enable simulated HW single stepping */ |
496 | 3825b28f | Andreas Färber | #define SSTEP_NOIRQ 0x2 /* Do not use IRQ while single stepping */ |
497 | 3825b28f | Andreas Färber | #define SSTEP_NOTIMER 0x4 /* Do not Timers while single stepping */ |
498 | 3825b28f | Andreas Färber | |
499 | 3825b28f | Andreas Färber | /**
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500 | 3825b28f | Andreas Färber | * cpu_single_step:
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501 | 3825b28f | Andreas Färber | * @cpu: CPU to the flags for.
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502 | 3825b28f | Andreas Färber | * @enabled: Flags to enable.
|
503 | 3825b28f | Andreas Färber | *
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504 | 3825b28f | Andreas Färber | * Enables or disables single-stepping for @cpu.
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505 | 3825b28f | Andreas Färber | */
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506 | 3825b28f | Andreas Färber | void cpu_single_step(CPUState *cpu, int enabled); |
507 | 3825b28f | Andreas Färber | |
508 | 1a1562f5 | Andreas Färber | #ifdef CONFIG_SOFTMMU
|
509 | 1a1562f5 | Andreas Färber | extern const struct VMStateDescription vmstate_cpu_common; |
510 | 1a1562f5 | Andreas Färber | #else
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511 | 1a1562f5 | Andreas Färber | #define vmstate_cpu_common vmstate_dummy
|
512 | 1a1562f5 | Andreas Färber | #endif
|
513 | 1a1562f5 | Andreas Färber | |
514 | 1a1562f5 | Andreas Färber | #define VMSTATE_CPU() { \
|
515 | 1a1562f5 | Andreas Färber | .name = "parent_obj", \
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516 | 1a1562f5 | Andreas Färber | .size = sizeof(CPUState), \
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517 | 1a1562f5 | Andreas Färber | .vmsd = &vmstate_cpu_common, \ |
518 | 1a1562f5 | Andreas Färber | .flags = VMS_STRUCT, \ |
519 | 1a1562f5 | Andreas Färber | .offset = 0, \
|
520 | 1a1562f5 | Andreas Färber | } |
521 | 1a1562f5 | Andreas Färber | |
522 | dd83b06a | Andreas Färber | #endif |