diff options
Diffstat (limited to 'include/qom/cpu.h')
| -rw-r--r-- | include/qom/cpu.h | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 633c3fc124..3f79a8e955 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -231,7 +231,25 @@ struct kvm_run; #define TB_JMP_CACHE_SIZE (1 << TB_JMP_CACHE_BITS) /* work queue */ -typedef void (*run_on_cpu_func)(CPUState *cpu, void *data); + +/* The union type allows passing of 64 bit target pointers on 32 bit + * hosts in a single parameter + */ +typedef union { + int host_int; + unsigned long host_ulong; + void *host_ptr; + vaddr target_ptr; +} run_on_cpu_data; + +#define RUN_ON_CPU_HOST_PTR(p) ((run_on_cpu_data){.host_ptr = (p)}) +#define RUN_ON_CPU_HOST_INT(i) ((run_on_cpu_data){.host_int = (i)}) +#define RUN_ON_CPU_HOST_ULONG(ul) ((run_on_cpu_data){.host_ulong = (ul)}) +#define RUN_ON_CPU_TARGET_PTR(v) ((run_on_cpu_data){.target_ptr = (v)}) +#define RUN_ON_CPU_NULL RUN_ON_CPU_HOST_PTR(NULL) + +typedef void (*run_on_cpu_func)(CPUState *cpu, run_on_cpu_data data); + struct qemu_work_item; /** @@ -319,7 +337,10 @@ struct CPUState { MemoryRegion *memory; void *env_ptr; /* CPUArchState */ + + /* Writes protected by tb_lock, reads not thread-safe */ struct TranslationBlock *tb_jmp_cache[TB_JMP_CACHE_SIZE]; + struct GDBRegisterState *gdb_regs; int gdb_num_regs; int gdb_num_g_regs; @@ -634,7 +655,7 @@ bool cpu_is_stopped(CPUState *cpu); * * Used internally in the implementation of run_on_cpu. */ -void do_run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data, +void do_run_on_cpu(CPUState *cpu, run_on_cpu_func func, run_on_cpu_data data, QemuMutex *mutex); /** @@ -645,7 +666,7 @@ void do_run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data, * * Schedules the function @func for execution on the vCPU @cpu. */ -void run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data); +void run_on_cpu(CPUState *cpu, run_on_cpu_func func, run_on_cpu_data data); /** * async_run_on_cpu: @@ -655,7 +676,7 @@ void run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data); * * Schedules the function @func for execution on the vCPU @cpu asynchronously. */ -void async_run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data); +void async_run_on_cpu(CPUState *cpu, run_on_cpu_func func, run_on_cpu_data data); /** * async_safe_run_on_cpu: @@ -669,7 +690,7 @@ void async_run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data); * Unlike run_on_cpu and async_run_on_cpu, the function is run outside the * BQL. */ -void async_safe_run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data); +void async_safe_run_on_cpu(CPUState *cpu, run_on_cpu_func func, run_on_cpu_data data); /** * qemu_get_cpu: |