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accel: Declare AccelClass::cpu_common_[un]realize() handlers

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Currently accel_cpu_realize() only performs target-specific
realization. Introduce the cpu_common_[un]realize fields in
the base AccelClass to be able to perform target-agnostic
[un]realization of vCPUs.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20231003123026.99229-6-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2023-10-03 14:30:23 +02:00 committed by Richard Henderson
parent 1aa1d8308d
commit 59851868a2
2 changed files with 21 additions and 2 deletions
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21
accel/accel-common.c
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@ -122,15 +122,32 @@ void accel_cpu_instance_init(CPUState *cpu)
bool accel_cpu_common_realize(CPUState *cpu, Error **errp) bool accel_cpu_common_realize(CPUState *cpu, Error **errp)
{ {
CPUClass *cc = CPU_GET_CLASS(cpu); CPUClass *cc = CPU_GET_CLASS(cpu);
AccelState *accel = current_accel();
AccelClass *acc = ACCEL_GET_CLASS(accel);
if (cc->accel_cpu && cc->accel_cpu->cpu_target_realize) { /* target specific realization */
return cc->accel_cpu->cpu_target_realize(cpu, errp); if (cc->accel_cpu && cc->accel_cpu->cpu_target_realize
&& !cc->accel_cpu->cpu_target_realize(cpu, errp)) {
return false;
} }
/* generic realization */
if (acc->cpu_common_realize && !acc->cpu_common_realize(cpu, errp)) {
return false;
}
return true; return true;
} }
void accel_cpu_common_unrealize(CPUState *cpu) void accel_cpu_common_unrealize(CPUState *cpu)
{ {
AccelState *accel = current_accel();
AccelClass *acc = ACCEL_GET_CLASS(accel);
/* generic unrealization */
if (acc->cpu_common_unrealize) {
acc->cpu_common_unrealize(cpu);
}
} }
int accel_supported_gdbstub_sstep_flags(void) int accel_supported_gdbstub_sstep_flags(void)

2
include/qemu/accel.h
View File

@ -43,6 +43,8 @@ typedef struct AccelClass {
bool (*has_memory)(MachineState *ms, AddressSpace *as, bool (*has_memory)(MachineState *ms, AddressSpace *as,
hwaddr start_addr, hwaddr size); hwaddr start_addr, hwaddr size);
#endif #endif
bool (*cpu_common_realize)(CPUState *cpu, Error **errp);
void (*cpu_common_unrealize)(CPUState *cpu);
/* gdbstub related hooks */ /* gdbstub related hooks */
int (*gdbstub_supported_sstep_flags)(void); int (*gdbstub_supported_sstep_flags)(void);