freebsd-src/sys/mips/rmi/perfmon_xlrconfig.h
2009-10-29 21:14:10 +00:00

157 lines
5.7 KiB
C

/*-
* Copyright (c) 2003-2009 RMI Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of RMI Corporation, nor the names of its contributors,
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* RMI_BSD */
#ifdef XLR_PERFMON
#ifndef XLRCONFIG_PERFMON_H
#define XLRCONFIG_PERFMON_H
#include <mips/rmi/perfmon_utils.h> /* for DPRINT */
#define NCPUS 32
#define NCORES 8
#define NTHREADS 4
#define PERF_SAMPLE_BUFSZ 32
/*select timeout is 512*1024 microsecs */
#define DEFAULT_SYS_SAMPLING_INTERVAL (512*1024)
/* default timer value programmed to PIC is 10*1024*1024 */
#define DEFAULT_CPU_SAMPLING_INTERVAL (10*1024)
#define DEFAULT_CC_SAMPLE_RATE 16
#define DEFAULT_CP0_FLAGS 0x0A
#define NUM_L2_BANKS 8
#define NUM_DRAM_BANKS 4
/* CP0 register for timestamp */
#define CP0_COUNT 9
#define CP0_EIRR_REG 9
#define CP0_EIRR_SEL 6
#define CP0_EIMR_REG 9
#define CP0_EIMR_SEL 7
/* CP0 register for perf counters */
#define CP0_PERF_COUNTER 25
/* selector values */
#define PERFCNTRCTL0 0
#define PERFCNTR0 1
#define PERFCNTRCTL1 2
#define PERFCNTR1 3
#define XLR_IO_PIC_OFFSET 0x08000
#define PIC_SYS_TIMER_0_BASE 0x120
#define PIC_SYS_TIMER_NUM_6 6
/* CP2 registers for reading credit counters */
#define CC_REG0 16
#define read_c0_register(reg, sel) \
({ unsigned int __rv; \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set mips32\n\t" \
"mfc0\t%0,$%1,%2\n\t" \
".set\tpop" \
: "=r" (__rv) : "i" (reg), "i" (sel) ); \
__rv;})
#define write_c0_register(reg, sel, value) \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set mips32\n\t" \
"mtc0\t%0,$%1,%2\n\t" \
".set\tpop" \
: : "r" (value), "i" (reg), "i" (sel) );
#define read_c2_register(reg, sel) \
({ unsigned int __rv; \
__asm__ __volatile__( \
".set\tpush\n\t" \
".set mips32\n\t" \
"mfc0\t%0,$%1,%2\n\t" \
".set\tpop" \
: "=r" (__rv) : "i"(reg), "i" (sel) ); \
__rv;})
/*
* We have 128 registers in C2 credit counters, reading them one at
* a time using bitmap will take a lot of code, so we have two functions
* to read registers sel0-3 and sel 4-7 into one 32 bit word.
*/
#define read_cc_registers_0123(reg) \
({ \
unsigned int __rv; \
\
__asm__ __volatile__( \
".set push\n\t" \
".set mips32\n\t" \
".set noreorder\n\t" \
"mfc2 %0, $%1, 0\n\t" \
"mfc2 $8, $%1, 1\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 2\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 3\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
".set pop" \
: "=r" (__rv) : "i"(reg) : "$8"); \
\
__rv; \
})
#define read_cc_registers_4567(reg) \
({ \
unsigned int __rv; \
\
__asm__ __volatile__( \
".set push\n\t" \
".set mips32\n\t" \
".set noreorder\n\t" \
"mfc2 %0, $%1, 4\n\t" \
"mfc2 $8, $%1, 5\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 6\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
"mfc2 $8, $%1, 7\n\t" \
"sll %0, %0, 8\n\t" \
"or %0, %0, $8\n\t" \
".set pop" \
: "=r" (__rv) :"i"(reg) : "$8"); \
\
__rv; \
})
#endif
#endif