From bf90b345d7229861c5d0cfc8404bb5a3b766ddec Mon Sep 17 00:00:00 2001 From: Peter Maydell Date: Thu, 24 Nov 2022 11:50:11 +0000 Subject: [PATCH] target/m68k: Convert to 3-phase reset MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Convert the m68k CPU class to use 3-phase reset, so it doesn't need to use device_class_set_parent_reset() any more. Signed-off-by: Peter Maydell Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Reviewed-by: Cédric Le Goater Reviewed-by: Edgar E. Iglesias Reviewed-by: Taylor Simpson Message-id: 20221124115023.2437291-9-peter.maydell@linaro.org --- target/m68k/cpu-qom.h | 4 ++-- target/m68k/cpu.c | 12 ++++++++---- 2 files changed, 10 insertions(+), 6 deletions(-) diff --git a/target/m68k/cpu-qom.h b/target/m68k/cpu-qom.h index cd9687192c..0ec7750a92 100644 --- a/target/m68k/cpu-qom.h +++ b/target/m68k/cpu-qom.h @@ -30,7 +30,7 @@ OBJECT_DECLARE_CPU_TYPE(M68kCPU, M68kCPUClass, M68K_CPU) /* * M68kCPUClass: * @parent_realize: The parent class' realize handler. - * @parent_reset: The parent class' reset handler. + * @parent_phases: The parent class' reset phase handlers. * * A Motorola 68k CPU model. */ @@ -40,7 +40,7 @@ struct M68kCPUClass { /*< public >*/ DeviceRealize parent_realize; - DeviceReset parent_reset; + ResettablePhases parent_phases; }; diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c index b67ddea2ae..99af1ab541 100644 --- a/target/m68k/cpu.c +++ b/target/m68k/cpu.c @@ -66,16 +66,18 @@ static void m68k_unset_feature(CPUM68KState *env, int feature) env->features &= ~BIT_ULL(feature); } -static void m68k_cpu_reset(DeviceState *dev) +static void m68k_cpu_reset_hold(Object *obj) { - CPUState *s = CPU(dev); + CPUState *s = CPU(obj); M68kCPU *cpu = M68K_CPU(s); M68kCPUClass *mcc = M68K_CPU_GET_CLASS(cpu); CPUM68KState *env = &cpu->env; floatx80 nan = floatx80_default_nan(NULL); int i; - mcc->parent_reset(dev); + if (mcc->parent_phases.hold) { + mcc->parent_phases.hold(obj); + } memset(env, 0, offsetof(CPUM68KState, end_reset_fields)); #ifdef CONFIG_SOFTMMU @@ -552,10 +554,12 @@ static void m68k_cpu_class_init(ObjectClass *c, void *data) M68kCPUClass *mcc = M68K_CPU_CLASS(c); CPUClass *cc = CPU_CLASS(c); DeviceClass *dc = DEVICE_CLASS(c); + ResettableClass *rc = RESETTABLE_CLASS(c); device_class_set_parent_realize(dc, m68k_cpu_realizefn, &mcc->parent_realize); - device_class_set_parent_reset(dc, m68k_cpu_reset, &mcc->parent_reset); + resettable_class_set_parent_phases(rc, NULL, m68k_cpu_reset_hold, NULL, + &mcc->parent_phases); cc->class_by_name = m68k_cpu_class_by_name; cc->has_work = m68k_cpu_has_work;