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/*
* File: arch/blackfin/oprofile/op_blackfin.h
* Based on:
* Author: Anton Blanchard <anton@au.ibm.com>
*
* Created:
* Description:
*
* Modified:
* Copyright (C) 2004 Anton Blanchard <anton@au.ibm.com>, IBM
* Copyright 2004-2006 Analog Devices Inc.
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see the file COPYING, or write
* to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef OP_BLACKFIN_H
#define OP_BLACKFIN_H 1
#define OP_MAX_COUNTER 2
#include <asm/blackfin.h>
/* Per-counter configuration as set via oprofilefs. */
struct op_counter_config {
unsigned long valid;
unsigned long enabled;
unsigned long event;
unsigned long count;
unsigned long kernel;
unsigned long user;
unsigned long unit_mask;
};
/* System-wide configuration as set via oprofilefs. */
struct op_system_config {
unsigned long enable_kernel;
unsigned long enable_user;
};
/* Per-arch configuration */
struct op_bfin533_model {
int (*reg_setup) (struct op_counter_config *);
int (*start) (struct op_counter_config *);
void (*stop) (void);
int num_counters;
char *name;
};
extern struct op_bfin533_model op_model_bfin533;
static inline unsigned int ctr_read(void)
{
unsigned int tmp;
tmp = bfin_read_PFCTL();
CSYNC();
return tmp;
}
static inline void ctr_write(unsigned int val)
{
bfin_write_PFCTL(val);
CSYNC();
}
static inline void count_read(unsigned int *count)
{
count[0] = bfin_read_PFCNTR0();
count[1] = bfin_read_PFCNTR1();
CSYNC();
}
static inline void count_write(unsigned int *count)
{
bfin_write_PFCNTR0(count[0]);
bfin_write_PFCNTR1(count[1]);
CSYNC();
}
extern int pm_overflow_handler(struct pt_regs *regs);
#endif
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