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pseries: Improve setting of default machine version

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This tweaks the way the default machine version is controlled, so that
there will be a bit less churn when each new version is introduced.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Alexey Kardashevskiy <aik@ozlabs.ru>
This commit is contained in:
David Gibson 2015-12-07 14:25:50 +11:00
parent fc9f38c3c0
commit fccbc78500
1 changed files with 10 additions and 10 deletions
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20
hw/ppc/spapr.c
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@ -2308,12 +2308,16 @@ static const TypeInfo spapr_machine_info = {
},
};
#define DEFINE_SPAPR_MACHINE(suffix, verstr) \
#define DEFINE_SPAPR_MACHINE(suffix, verstr, latest) \
static void spapr_machine_##suffix##_class_init(ObjectClass *oc, \
void *data) \
{ \
MachineClass *mc = MACHINE_CLASS(oc); \
spapr_machine_##suffix##_class_options(mc); \
if (latest) { \
mc->alias = "pseries"; \
mc->is_default = 1; \
} \
} \
static void spapr_machine_##suffix##_instance_init(Object *obj) \
{ \
@ -2342,11 +2346,9 @@ static void spapr_machine_2_5_instance_options(MachineState *machine)
static void spapr_machine_2_5_class_options(MachineClass *mc)
{
/* Defaults for the latest behaviour inherited from the base class */
mc->alias = "pseries";
mc->is_default = 1;
}
DEFINE_SPAPR_MACHINE(2_5, "2.5");
DEFINE_SPAPR_MACHINE(2_5, "2.5", true);
/*
* pseries-2.4
@ -2364,13 +2366,11 @@ static void spapr_machine_2_4_class_options(MachineClass *mc)
sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc);
spapr_machine_2_5_class_options(mc);
mc->alias = NULL;
mc->is_default = 0;
smc->dr_lmb_enabled = false;
SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_4);
}
DEFINE_SPAPR_MACHINE(2_4, "2.4");
DEFINE_SPAPR_MACHINE(2_4, "2.4", false);
/*
* pseries-2.3
@ -2396,7 +2396,7 @@ static void spapr_machine_2_3_class_options(MachineClass *mc)
spapr_machine_2_4_class_options(mc);
SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_3);
}
DEFINE_SPAPR_MACHINE(2_3, "2.3");
DEFINE_SPAPR_MACHINE(2_3, "2.3", false);
/*
* pseries-2.2
@ -2421,7 +2421,7 @@ static void spapr_machine_2_2_class_options(MachineClass *mc)
spapr_machine_2_3_class_options(mc);
SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_2);
}
DEFINE_SPAPR_MACHINE(2_2, "2.2");
DEFINE_SPAPR_MACHINE(2_2, "2.2", false);
/*
* pseries-2.1
@ -2440,7 +2440,7 @@ static void spapr_machine_2_1_class_options(MachineClass *mc)
spapr_machine_2_2_class_options(mc);
SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_1);
}
DEFINE_SPAPR_MACHINE(2_1, "2.1");
DEFINE_SPAPR_MACHINE(2_1, "2.1", false);
static void spapr_machine_register_types(void)
{