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cpu: Add model resolution support to CPUClass

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Introduce CPUClass::class_by_name and add a default implementation.
Hook up the alpha and ppc implementations.

Introduce a wrapper function cpu_class_by_name().

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-01-21 18:26:21 +01:00
parent 2c728dfef5
commit 2b8c275499
4 changed files with 38 additions and 0 deletions
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15
include/qom/cpu.h
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@ -40,6 +40,8 @@ typedef struct CPUState CPUState;
/**
* CPUClass:
* @class_by_name: Callback to map -cpu command line model name to an
* instantiatable CPU type.
* @reset: Callback to reset the #CPUState to its initial state.
*
* Represents a CPU family or model.
@ -49,6 +51,8 @@ typedef struct CPUClass {
DeviceClass parent_class;
/*< public >*/
ObjectClass *(*class_by_name)(const char *cpu_model);
void (*reset)(CPUState *cpu);
} CPUClass;
@ -107,6 +111,17 @@ struct CPUState {
*/
void cpu_reset(CPUState *cpu);
/**
* cpu_class_by_name:
* @typename: The CPU base type.
* @cpu_model: The model string without any parameters.
*
* Looks up a CPU #ObjectClass matching name @cpu_model.
*
* Returns: A #CPUClass or %NULL if not matching class is found.
*/
ObjectClass *cpu_class_by_name(const char *typename, const char *cpu_model);
/**
* qemu_cpu_has_work:
* @cpu: The vCPU to check.