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#ifndef __KERNEL_CPUID_H
#define __KERNEL_CPUID_H
#include <stdint.h>
#include <arch/ppc.H>
namespace CpuID
{
/** @enum ProcessorCoreType
* @brief Enumeration of the different supported processor cores.
*/
enum ProcessorCoreType
{
/** Base Power7 */
POWER7,
/** Power7+ */
POWER7_PLUS,
/** Power8 "Salerno" (low-end) core */
POWER8_SALERNO,
/** Power8 "Venice" (high-end) core */
POWER8_VENICE,
UNKNOWN,
};
/** @fn getCpuType()
* @brief Decode the processor type from the PVR register.
*
* These values come from the pervasive spec for each processor.
*
* @return ProcessorCoreType - Value from enumeration for this core.
*/
ProcessorCoreType getCpuType();
/** @fn getCpuDD
* @brief Decode the processor DD level from the PVR register.
*
* These offsets come from the pervasive spec for each processor.
*
* @return 1 byte DD level as <major nibble, minor nibble>.
*/
uint8_t getCpuDD();
};
#endif
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