accel: Introduce cpu_exec_reset_hold()
Introduce cpu_exec_reset_hold() which call an accelerator specific AccelOpsClass::cpu_reset_hold() handler. Define a stub on TCG user emulation, because CPU reset is irrelevant there. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Anton Johansson <anjo@rev.ng> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20230918104153.24433-3-philmd@linaro.org>
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@ -14,6 +14,10 @@ void qemu_init_vcpu(CPUState *cpu)
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{
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}
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void cpu_exec_reset_hold(CPUState *cpu)
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{
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}
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/* User mode emulation does not support record/replay yet. */
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bool replay_exception(void)
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@ -137,6 +137,7 @@ static void cpu_common_reset_hold(Object *obj)
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cpu->crash_occurred = false;
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cpu->cflags_next_tb = -1;
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cpu_exec_reset_hold(cpu);
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if (tcg_enabled()) {
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tcg_flush_jmp_cache(cpu);
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tcg_flush_softmmu_tlb(cpu);
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@ -1153,6 +1153,7 @@ void cpu_class_init_props(DeviceClass *dc);
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void cpu_exec_initfn(CPUState *cpu);
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void cpu_exec_realizefn(CPUState *cpu, Error **errp);
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void cpu_exec_unrealizefn(CPUState *cpu);
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void cpu_exec_reset_hold(CPUState *cpu);
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/**
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* target_words_bigendian:
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@ -30,6 +30,7 @@ struct AccelOpsClass {
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void (*ops_init)(AccelOpsClass *ops);
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bool (*cpus_are_resettable)(void);
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void (*cpu_reset_hold)(CPUState *cpu);
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void (*create_vcpu_thread)(CPUState *cpu); /* MANDATORY NON-NULL */
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void (*kick_vcpu_thread)(CPUState *cpu);
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@ -201,6 +201,13 @@ bool cpus_are_resettable(void)
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return true;
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}
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void cpu_exec_reset_hold(CPUState *cpu)
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{
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if (cpus_accel->cpu_reset_hold) {
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cpus_accel->cpu_reset_hold(cpu);
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}
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}
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int64_t cpus_get_virtual_clock(void)
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{
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/*
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