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[RFC PATCH v2 8/9] sparc/sun4m: Use one cpu_reset() function for main an


From: Thiago Jung Bauermann
Subject: [RFC PATCH v2 8/9] sparc/sun4m: Use one cpu_reset() function for main and secondary CPUs
Date: Wed, 22 Jul 2020 00:50:15 -0300

If we rely on cpu_common_reset() setting CPUState::halted according to the
start-powered-off property, both reset functions become equivalent and we
can use only one.

Signed-off-by: Thiago Jung Bauermann <bauerman@linux.ibm.com>
---
 hw/sparc/sun4m.c | 21 ++++-----------------
 1 file changed, 4 insertions(+), 17 deletions(-)

NB: I was only able to test that this patch builds. I wasn't able to
run it.

diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index 7b3042a801..deb5e9f027 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -218,16 +218,7 @@ static void dummy_cpu_set_irq(void *opaque, int irq, int 
level)
 {
 }
 
-static void main_cpu_reset(void *opaque)
-{
-    SPARCCPU *cpu = opaque;
-    CPUState *cs = CPU(cpu);
-
-    cpu_reset(cs);
-    cs->halted = 0;
-}
-
-static void secondary_cpu_reset(void *opaque)
+static void sun4m_cpu_reset(void *opaque)
 {
     SPARCCPU *cpu = opaque;
     CPUState *cs = CPU(cpu);
@@ -818,7 +809,6 @@ static const TypeInfo ram_info = {
 static void cpu_devinit(const char *cpu_type, unsigned int id,
                         uint64_t prom_addr, qemu_irq **cpu_irqs)
 {
-    CPUState *cs;
     SPARCCPU *cpu;
     CPUSPARCState *env;
 
@@ -826,12 +816,9 @@ static void cpu_devinit(const char *cpu_type, unsigned int 
id,
     env = &cpu->env;
 
     cpu_sparc_set_id(env, id);
-    if (id == 0) {
-        qemu_register_reset(main_cpu_reset, cpu);
-    } else {
-        qemu_register_reset(secondary_cpu_reset, cpu);
-        cs = CPU(cpu);
-        object_property_set_bool(OBJECT(cs), "start-powered-off", true,
+    qemu_register_reset(sun4m_cpu_reset, cpu);
+    if (id != 0) {
+        object_property_set_bool(OBJECT(cpu), "start-powered-off", true,
                                  &error_abort);
     }
     *cpu_irqs = qemu_allocate_irqs(cpu_set_irq, cpu, MAX_PILS);



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