cpu: Move singlestep_enabled field from CPU_COMMON to CPUState

[qemu.git] / include / qom / cpu.h

diff --git a/include/qom/cpu.h b/include/qom/cpu.h
index 7cb5e54cf2b618e1dc42ea91b1c3c41e8c9cb872..94302a415ecdfa85abd0b1e3944e48174e31577b 100644 (file)
--- a/include/qom/cpu.h
+++ b/include/qom/cpu.h
@@ -24,10 +24,23 @@
 #include "hw/qdev-core.h"
 #include "exec/hwaddr.h"
 #include "qemu/thread.h"
+#include "qemu/tls.h"
 #include "qemu/typedefs.h"
 
 typedef int (*WriteCoreDumpFunction)(void *buf, size_t size, void *opaque);
 
+/**
+ * vaddr:
+ * Type wide enough to contain any #target_ulong virtual address.
+ */
+typedef uint64_t vaddr;
+#define VADDR_PRId PRId64
+#define VADDR_PRIu PRIu64
+#define VADDR_PRIo PRIo64
+#define VADDR_PRIx PRIx64
+#define VADDR_PRIX PRIX64
+#define VADDR_MAX UINT64_MAX
+
 /**
  * SECTION:cpu
  * @section_id: QEMU-cpu
@@ -47,11 +60,14 @@ typedef void (*CPUUnassignedAccess)(CPUState *cpu, hwaddr addr,
                                     bool is_write, bool is_exec, int opaque,
                                     unsigned size);
 
+struct TranslationBlock;
+
 /**
  * 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.
+ * @reset_dump_flags: #CPUDumpFlags to use for reset logging.
  * @do_interrupt: Callback for interrupt handling.
  * @do_unassigned_access: Callback for unassigned access handling.
  * @dump_state: Callback for dumping state.
@@ -59,6 +75,9 @@ typedef void (*CPUUnassignedAccess)(CPUState *cpu, hwaddr addr,
  * @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.
+ * @set_pc: Callback for setting the Program Counter register.
+ * @synchronize_from_tb: Callback for synchronizing state from a TCG
+ * #TranslationBlock.
  * @vmsd: State description for migration.
  *
  * Represents a CPU family or model.
@@ -71,6 +90,7 @@ typedef struct CPUClass {
     ObjectClass *(*class_by_name)(const char *cpu_model);
 
     void (*reset)(CPUState *cpu);
+    int reset_dump_flags;
     void (*do_interrupt)(CPUState *cpu);
     CPUUnassignedAccess do_unassigned_access;
     void (*dump_state)(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
@@ -81,6 +101,8 @@ typedef struct CPUClass {
     bool (*get_paging_enabled)(const CPUState *cpu);
     void (*get_memory_mapping)(CPUState *cpu, MemoryMappingList *list,
                                Error **errp);
+    void (*set_pc)(CPUState *cpu, vaddr value);
+    void (*synchronize_from_tb)(CPUState *cpu, struct TranslationBlock *tb);
 
     const struct VMStateDescription *vmsd;
     int (*write_elf64_note)(WriteCoreDumpFunction f, CPUState *cpu,
@@ -111,8 +133,10 @@ struct kvm_run;
  * @stopped: Indicates the CPU has been artificially stopped.
  * @tcg_exit_req: Set to force TCG to stop executing linked TBs for this
  *           CPU and return to its top level loop.
+ * @singlestep_enabled: Flags for single-stepping.
  * @env_ptr: Pointer to subclass-specific CPUArchState field.
  * @current_tb: Currently executing TB.
+ * @next_cpu: Next CPU sharing TB cache.
  * @kvm_fd: vCPU file descriptor for KVM.
  *
  * State of one CPU core or thread.
@@ -142,9 +166,11 @@ struct CPUState {
     volatile sig_atomic_t exit_request;
     volatile sig_atomic_t tcg_exit_req;
     uint32_t interrupt_request;
+    int singlestep_enabled;
 
     void *env_ptr; /* CPUArchState */
     struct TranslationBlock *current_tb;
+    CPUState *next_cpu;
 
     int kvm_fd;
     bool kvm_vcpu_dirty;
@@ -156,6 +182,11 @@ struct CPUState {
     uint32_t halted; /* used by alpha, cris, ppc TCG */
 };
 
+extern CPUState *first_cpu;
+
+DECLARE_TLS(CPUState *, current_cpu);
+#define current_cpu tls_var(current_cpu)
+
 /**
  * cpu_paging_enabled:
  * @cpu: The CPU whose state is to be inspected.
@@ -368,6 +399,16 @@ bool cpu_is_stopped(CPUState *cpu);
  */
 void run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data);
 
+/**
+ * async_run_on_cpu:
+ * @cpu: The vCPU to run on.
+ * @func: The function to be executed.
+ * @data: Data to pass to the function.
+ *
+ * Schedules the function @func for execution on the vCPU @cpu asynchronously.
+ */
+void async_run_on_cpu(CPUState *cpu, void (*func)(void *data), void *data);
+
 /**
  * qemu_for_each_cpu:
  * @func: The function to be executed.