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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Cell Broadband Engine Performance Monitor
*
* (C) Copyright IBM Corporation 2006
*
* Author:
* David Erb (djerb@us.ibm.com)
* Kevin Corry (kevcorry@us.ibm.com)
*/
#ifndef __ASM_CELL_PMU_H__
#define __ASM_CELL_PMU_H__
/* The Cell PMU has four hardware performance counters, which can be
* configured as four 32-bit counters or eight 16-bit counters.
*/
#define NR_PHYS_CTRS 4
#define NR_CTRS (NR_PHYS_CTRS * 2)
/* Macros for the pm_control register. */
#define CBE_PM_16BIT_CTR(ctr) (1 << (24 - ((ctr) & (NR_PHYS_CTRS - 1))))
/* Macros for the trace_address register. */
#define CBE_PM_TRACE_BUF_EMPTY 0x00000400
enum pm_reg_name {
group_control,
debug_bus_control,
trace_address,
ext_tr_timer,
pm_status,
pm_control,
pm_interval,
pm_start_stop,
};
#endif /* __ASM_CELL_PMU_H__ */
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