Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /proc/self/root/lib/modules/5.4.0-198-generic/build/include/linux/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright(C) 2015 Linaro Limited. All rights reserved.
 * Author: Mathieu Poirier <mathieu.poirier@linaro.org>
 */

#ifndef _LINUX_CORESIGHT_PMU_H
#define _LINUX_CORESIGHT_PMU_H

#define CORESIGHT_ETM_PMU_NAME "cs_etm"
#define CORESIGHT_ETM_PMU_SEED  0x10

/* ETMv3.5/PTM's ETMCR config bit */
#define ETM_OPT_CYCACC  12
#define ETM_OPT_CTXTID	14
#define ETM_OPT_TS      28
#define ETM_OPT_RETSTK	29

/* ETMv4 CONFIGR programming bits for the ETM OPTs */
#define ETM4_CFG_BIT_CYCACC	4
#define ETM4_CFG_BIT_CTXTID	6
#define ETM4_CFG_BIT_TS		11
#define ETM4_CFG_BIT_RETSTK	12

static inline int coresight_get_trace_id(int cpu)
{
	/*
	 * A trace ID of value 0 is invalid, so let's start at some
	 * random value that fits in 7 bits and go from there.  Since
	 * the common convention is to have data trace IDs be I(N) + 1,
	 * set instruction trace IDs as a function of the CPU number.
	 */
	return (CORESIGHT_ETM_PMU_SEED + (cpu * 2));
}

#endif