diff options
Diffstat (limited to 'include/qom/cpu.h')
| -rw-r--r-- | include/qom/cpu.h | 128 |
1 files changed, 127 insertions, 1 deletions
diff --git a/include/qom/cpu.h b/include/qom/cpu.h index a5bb515978..7cb5e54cf2 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -22,6 +22,7 @@ #include <signal.h> #include "hw/qdev-core.h" +#include "exec/hwaddr.h" #include "qemu/thread.h" #include "qemu/typedefs.h" @@ -42,12 +43,19 @@ typedef int (*WriteCoreDumpFunction)(void *buf, size_t size, void *opaque); typedef struct CPUState CPUState; +typedef void (*CPUUnassignedAccess)(CPUState *cpu, hwaddr addr, + bool is_write, bool is_exec, int opaque, + unsigned size); + /** * CPUClass: * @class_by_name: Callback to map -cpu command line model name to an * instantiatable CPU type. * @reset: Callback to reset the #CPUState to its initial state. * @do_interrupt: Callback for interrupt handling. + * @do_unassigned_access: Callback for unassigned access handling. + * @dump_state: Callback for dumping state. + * @dump_statistics: Callback for dumping statistics. * @get_arch_id: Callback for getting architecture-dependent CPU ID. * @get_paging_enabled: Callback for inquiring whether paging is enabled. * @get_memory_mapping: Callback for obtaining the memory mappings. @@ -64,6 +72,11 @@ typedef struct CPUClass { void (*reset)(CPUState *cpu); void (*do_interrupt)(CPUState *cpu); + CPUUnassignedAccess do_unassigned_access; + void (*dump_state)(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf, + int flags); + void (*dump_statistics)(CPUState *cpu, FILE *f, + fprintf_function cpu_fprintf, int flags); int64_t (*get_arch_id)(CPUState *cpu); bool (*get_paging_enabled)(const CPUState *cpu); void (*get_memory_mapping)(CPUState *cpu, MemoryMappingList *list, @@ -201,6 +214,42 @@ int cpu_write_elf32_qemunote(WriteCoreDumpFunction f, CPUState *cpu, void *opaque); /** + * CPUDumpFlags: + * @CPU_DUMP_CODE: + * @CPU_DUMP_FPU: dump FPU register state, not just integer + * @CPU_DUMP_CCOP: dump info about TCG QEMU's condition code optimization state + */ +enum CPUDumpFlags { + CPU_DUMP_CODE = 0x00010000, + CPU_DUMP_FPU = 0x00020000, + CPU_DUMP_CCOP = 0x00040000, +}; + +/** + * cpu_dump_state: + * @cpu: The CPU whose state is to be dumped. + * @f: File to dump to. + * @cpu_fprintf: Function to dump with. + * @flags: Flags what to dump. + * + * Dumps CPU state. + */ +void cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf, + int flags); + +/** + * cpu_dump_statistics: + * @cpu: The CPU whose state is to be dumped. + * @f: File to dump to. + * @cpu_fprintf: Function to dump with. + * @flags: Flags what to dump. + * + * Dumps CPU statistics. + */ +void cpu_dump_statistics(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf, + int flags); + +/** * cpu_reset: * @cpu: The CPU whose state is to be reset. */ @@ -226,7 +275,7 @@ ObjectClass *cpu_class_by_name(const char *typename, const char *cpu_model); * * The @value argument is intentionally discarded for the non-softmmu targets * to avoid linker errors or excessive preprocessor usage. If this behavior - * is undesired, you should assign #CPUState.vmsd directly instead. + * is undesired, you should assign #CPUClass.vmsd directly instead. */ #ifndef CONFIG_USER_ONLY static inline void cpu_class_set_vmsd(CPUClass *cc, @@ -238,6 +287,38 @@ static inline void cpu_class_set_vmsd(CPUClass *cc, #define cpu_class_set_vmsd(cc, value) ((cc)->vmsd = NULL) #endif +#ifndef CONFIG_USER_ONLY +static inline void cpu_class_set_do_unassigned_access(CPUClass *cc, + CPUUnassignedAccess value) +{ + cc->do_unassigned_access = value; +} +#else +#define cpu_class_set_do_unassigned_access(cc, value) \ + ((cc)->do_unassigned_access = NULL) +#endif + +/** + * device_class_set_vmsd: + * @dc: Device class + * @value: Value to set. Unused for %CONFIG_USER_ONLY. + * + * Sets #VMStateDescription for @dc. + * + * The @value argument is intentionally discarded for the non-softmmu targets + * to avoid linker errors or excessive preprocessor usage. If this behavior + * is undesired, you should assign #DeviceClass.vmsd directly instead. + */ +#ifndef CONFIG_USER_ONLY +static inline void device_class_set_vmsd(DeviceClass *dc, + const struct VMStateDescription *value) +{ + dc->vmsd = value; +} +#else +#define device_class_set_vmsd(dc, value) ((dc)->vmsd = NULL) +#endif + /** * qemu_cpu_has_work: * @cpu: The vCPU to check. @@ -340,6 +421,21 @@ void cpu_interrupt(CPUState *cpu, int mask); #endif /* USER_ONLY */ +#ifndef CONFIG_USER_ONLY + +static inline void cpu_unassigned_access(CPUState *cpu, hwaddr addr, + bool is_write, bool is_exec, + int opaque, unsigned size) +{ + CPUClass *cc = CPU_GET_CLASS(cpu); + + if (cc->do_unassigned_access) { + cc->do_unassigned_access(cpu, addr, is_write, is_exec, opaque, size); + } +} + +#endif + /** * cpu_reset_interrupt: * @cpu: The CPU to clear the interrupt on. @@ -350,6 +446,14 @@ void cpu_interrupt(CPUState *cpu, int mask); void cpu_reset_interrupt(CPUState *cpu, int mask); /** + * cpu_exit: + * @cpu: The CPU to exit. + * + * Requests the CPU @cpu to exit execution. + */ +void cpu_exit(CPUState *cpu); + +/** * cpu_resume: * @cpu: The CPU to resume. * @@ -357,4 +461,26 @@ void cpu_reset_interrupt(CPUState *cpu, int mask); */ void cpu_resume(CPUState *cpu); +/** + * qemu_init_vcpu: + * @cpu: The vCPU to initialize. + * + * Initializes a vCPU. + */ +void qemu_init_vcpu(CPUState *cpu); + +#ifdef CONFIG_SOFTMMU +extern const struct VMStateDescription vmstate_cpu_common; +#else +#define vmstate_cpu_common vmstate_dummy +#endif + +#define VMSTATE_CPU() { \ + .name = "parent_obj", \ + .size = sizeof(CPUState), \ + .vmsd = &vmstate_cpu_common, \ + .flags = VMS_STRUCT, \ + .offset = 0, \ +} + #endif |