Message ID | 1358942867-8612-9-git-send-email-afaerber@suse.de |
---|---|
State | New |
Headers | show |
Am 23.01.2013 13:07, schrieb Andreas Färber: > Consolidate model checking into a new uc32_cpu_class_by_name(). > > If the name matches an existing type, also check whether that type is > actually (a sub-type of) TYPE_UNICORE32_CPU. > > This fixes, e.g., -cpu puv3_dma asserting. > > Cc: qemu-stable@nongnu.org > Signed-off-by: Andreas Färber <afaerber@suse.de> > --- > target-unicore32/cpu.c | 23 +++++++++++++++++++++++ > target-unicore32/helper.c | 4 +++- > 2 Dateien geändert, 26 Zeilen hinzugefügt(+), 1 Zeile entfernt(-) > > diff --git a/target-unicore32/cpu.c b/target-unicore32/cpu.c > index a38fc4d..e9b9254 100644 > --- a/target-unicore32/cpu.c > +++ b/target-unicore32/cpu.c > @@ -22,6 +22,21 @@ static inline void set_feature(CPUUniCore32State *env, int feature) > > /* CPU models */ > > +static ObjectClass *uc32_cpu_class_by_name(const char *cpu_model) > +{ > + ObjectClass *oc; > + > + if (cpu_model == NULL) { > + return NULL; > + } > + > + oc = object_class_by_name(cpu_model); > + if (oc != NULL && object_class_dynamic_cast(oc, TYPE_UNICORE32_CPU)) { == NULL missing. Fixed by adding ! operator. Andreas > + oc = NULL; > + } > + return oc; > +} > + > typedef struct UniCore32CPUInfo { > const char *name; > void (*instance_init)(Object *obj); > @@ -80,6 +95,13 @@ static void uc32_cpu_initfn(Object *obj) > tlb_flush(env, 1); > } > > +static void uc32_cpu_class_init(ObjectClass *oc, void *data) > +{ > + CPUClass *cc = CPU_CLASS(oc); > + > + cc->class_by_name = uc32_cpu_class_by_name; > +} > + > static void uc32_register_cpu_type(const UniCore32CPUInfo *info) > { > TypeInfo type_info = { > @@ -98,6 +120,7 @@ static const TypeInfo uc32_cpu_type_info = { > .instance_init = uc32_cpu_initfn, > .abstract = true, > .class_size = sizeof(UniCore32CPUClass), > + .class_init = uc32_cpu_class_init, > }; > > static void uc32_cpu_register_types(void) > diff --git a/target-unicore32/helper.c b/target-unicore32/helper.c > index 5359538..7ace68c 100644 > --- a/target-unicore32/helper.c > +++ b/target-unicore32/helper.c > @@ -29,9 +29,11 @@ CPUUniCore32State *uc32_cpu_init(const char *cpu_model) > { > UniCore32CPU *cpu; > CPUUniCore32State *env; > + ObjectClass *oc; > static int inited = 1; > > - if (object_class_by_name(cpu_model) == NULL) { > + oc = cpu_class_by_name(TYPE_UNICORE32_CPU, cpu_model); > + if (oc == NULL) { > return NULL; > } > cpu = UNICORE32_CPU(object_new(cpu_model)); >
diff --git a/target-unicore32/cpu.c b/target-unicore32/cpu.c index a38fc4d..e9b9254 100644 --- a/target-unicore32/cpu.c +++ b/target-unicore32/cpu.c @@ -22,6 +22,21 @@ static inline void set_feature(CPUUniCore32State *env, int feature) /* CPU models */ +static ObjectClass *uc32_cpu_class_by_name(const char *cpu_model) +{ + ObjectClass *oc; + + if (cpu_model == NULL) { + return NULL; + } + + oc = object_class_by_name(cpu_model); + if (oc != NULL && object_class_dynamic_cast(oc, TYPE_UNICORE32_CPU)) { + oc = NULL; + } + return oc; +} + typedef struct UniCore32CPUInfo { const char *name; void (*instance_init)(Object *obj); @@ -80,6 +95,13 @@ static void uc32_cpu_initfn(Object *obj) tlb_flush(env, 1); } +static void uc32_cpu_class_init(ObjectClass *oc, void *data) +{ + CPUClass *cc = CPU_CLASS(oc); + + cc->class_by_name = uc32_cpu_class_by_name; +} + static void uc32_register_cpu_type(const UniCore32CPUInfo *info) { TypeInfo type_info = { @@ -98,6 +120,7 @@ static const TypeInfo uc32_cpu_type_info = { .instance_init = uc32_cpu_initfn, .abstract = true, .class_size = sizeof(UniCore32CPUClass), + .class_init = uc32_cpu_class_init, }; static void uc32_cpu_register_types(void) diff --git a/target-unicore32/helper.c b/target-unicore32/helper.c index 5359538..7ace68c 100644 --- a/target-unicore32/helper.c +++ b/target-unicore32/helper.c @@ -29,9 +29,11 @@ CPUUniCore32State *uc32_cpu_init(const char *cpu_model) { UniCore32CPU *cpu; CPUUniCore32State *env; + ObjectClass *oc; static int inited = 1; - if (object_class_by_name(cpu_model) == NULL) { + oc = cpu_class_by_name(TYPE_UNICORE32_CPU, cpu_model); + if (oc == NULL) { return NULL; } cpu = UNICORE32_CPU(object_new(cpu_model));
Consolidate model checking into a new uc32_cpu_class_by_name(). If the name matches an existing type, also check whether that type is actually (a sub-type of) TYPE_UNICORE32_CPU. This fixes, e.g., -cpu puv3_dma asserting. Cc: qemu-stable@nongnu.org Signed-off-by: Andreas Färber <afaerber@suse.de> --- target-unicore32/cpu.c | 23 +++++++++++++++++++++++ target-unicore32/helper.c | 4 +++- 2 Dateien geändert, 26 Zeilen hinzugefügt(+), 1 Zeile entfernt(-)