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authorPeter Maydell <peter.maydell@linaro.org>2022-11-24 11:50:15 +0000
committerPeter Maydell <peter.maydell@linaro.org>2022-12-16 15:58:15 +0000
commit040975047972b68f1cd06358e5fe4a144f90bee9 (patch)
treeaad6259bb9f72ba400efda1bcf16f878321dfa47 /target
parent4245a71662648b804ccc19163f44f75d6e92dcad (diff)
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target/openrisc: Convert to 3-phase reset
Convert the openrisc 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 <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Cédric Le Goater <clg@kaod.org> Reviewed-by: Edgar E. Iglesias <edgar@zeroasic.com> Reviewed-by: Taylor Simpson <tsimpson@quicinc.com> Message-id: 20221124115023.2437291-13-peter.maydell@linaro.org
Diffstat (limited to 'target')
-rw-r--r--target/openrisc/cpu.c12
-rw-r--r--target/openrisc/cpu.h4
2 files changed, 10 insertions, 6 deletions
diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c
index de0176c..4c11a1f 100644
--- a/target/openrisc/cpu.c
+++ b/target/openrisc/cpu.c
@@ -70,13 +70,15 @@ static void openrisc_disas_set_info(CPUState *cpu, disassemble_info *info)
info->print_insn = print_insn_or1k;
}
-static void openrisc_cpu_reset(DeviceState *dev)
+static void openrisc_cpu_reset_hold(Object *obj)
{
- CPUState *s = CPU(dev);
+ CPUState *s = CPU(obj);
OpenRISCCPU *cpu = OPENRISC_CPU(s);
OpenRISCCPUClass *occ = OPENRISC_CPU_GET_CLASS(cpu);
- occ->parent_reset(dev);
+ if (occ->parent_phases.hold) {
+ occ->parent_phases.hold(obj);
+ }
memset(&cpu->env, 0, offsetof(CPUOpenRISCState, end_reset_fields));
@@ -229,10 +231,12 @@ static void openrisc_cpu_class_init(ObjectClass *oc, void *data)
OpenRISCCPUClass *occ = OPENRISC_CPU_CLASS(oc);
CPUClass *cc = CPU_CLASS(occ);
DeviceClass *dc = DEVICE_CLASS(oc);
+ ResettableClass *rc = RESETTABLE_CLASS(oc);
device_class_set_parent_realize(dc, openrisc_cpu_realizefn,
&occ->parent_realize);
- device_class_set_parent_reset(dc, openrisc_cpu_reset, &occ->parent_reset);
+ resettable_class_set_parent_phases(rc, NULL, openrisc_cpu_reset_hold, NULL,
+ &occ->parent_phases);
cc->class_by_name = openrisc_cpu_class_by_name;
cc->has_work = openrisc_cpu_has_work;
diff --git a/target/openrisc/cpu.h b/target/openrisc/cpu.h
index 1d5efa5..5f60749 100644
--- a/target/openrisc/cpu.h
+++ b/target/openrisc/cpu.h
@@ -34,7 +34,7 @@ OBJECT_DECLARE_CPU_TYPE(OpenRISCCPU, OpenRISCCPUClass, OPENRISC_CPU)
/**
* OpenRISCCPUClass:
* @parent_realize: The parent class' realize handler.
- * @parent_reset: The parent class' reset handler.
+ * @parent_phases: The parent class' reset phase handlers.
*
* A OpenRISC CPU model.
*/
@@ -44,7 +44,7 @@ struct OpenRISCCPUClass {
/*< public >*/
DeviceRealize parent_realize;
- DeviceReset parent_reset;
+ ResettablePhases parent_phases;
};
#define TARGET_INSN_START_EXTRA_WORDS 1