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提交 4d3576b2 编写于 作者: M Madhavan Srinivasan 提交者： Michael Ellerman
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powerpc/perf: factor out power8 pmu macros and defines 

Factor out some of the power8 pmu macros to
new a header file to share with power9 pmu code.
Just code movement and no logic change.
Signed-off-by: NMadhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: NMichael Ellerman <mpe@ellerman.id.au>
上级 b5b1cfc5
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Showing with 234 addition and 217 deletion
arch/powerpc/perf/isa207-common.h 0 → 100644
浏览文件 @ 4d3576b2
/*
* Copyright 2009 Paul Mackerras, IBM Corporation.
* Copyright 2013 Michael Ellerman, IBM Corporation.
* Copyright 2016 Madhavan Srinivasan, IBM Corporation.
*
* 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 any later version.
*/
#ifndef _LINUX_POWERPC_PERF_ISA207_COMMON_H_
#define _LINUX_POWERPC_PERF_ISA207_COMMON_H_
#include <linux/kernel.h>
#include <linux/perf_event.h>
#include <asm/firmware.h>
#include <asm/cputable.h>
/*
* Raw event encoding for PowerISA v2.07:
*
* 60 56 52 48 44 40 36 32
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* | | [ ] [ thresh_cmp ] [ thresh_ctl ]
* | | | |
* | | *- IFM (Linux) thresh start/stop OR FAB match -*
* | *- BHRB (Linux)
* *- EBB (Linux)
*
* 28 24 20 16 12 8 4 0
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* [ ] [ sample ] [cache] [ pmc ] [unit ] c m [ pmcxsel ]
* | | | | |
* | | | | *- mark
* | | *- L1/L2/L3 cache_sel |
* | | |
* | *- sampling mode for marked events *- combine
* |
* *- thresh_sel
*
* Below uses IBM bit numbering.
*
* MMCR1[x:y] = unit (PMCxUNIT)
* MMCR1[x] = combine (PMCxCOMB)
*
* if pmc == 3 and unit == 0 and pmcxsel[0:6] == 0b0101011
* # PM_MRK_FAB_RSP_MATCH
* MMCR1[20:27] = thresh_ctl (FAB_CRESP_MATCH / FAB_TYPE_MATCH)
* else if pmc == 4 and unit == 0xf and pmcxsel[0:6] == 0b0101001
* # PM_MRK_FAB_RSP_MATCH_CYC
* MMCR1[20:27] = thresh_ctl (FAB_CRESP_MATCH / FAB_TYPE_MATCH)
* else
* MMCRA[48:55] = thresh_ctl (THRESH START/END)
*
* if thresh_sel:
* MMCRA[45:47] = thresh_sel
*
* if thresh_cmp:
* MMCRA[22:24] = thresh_cmp[0:2]
* MMCRA[25:31] = thresh_cmp[3:9]
*
* if unit == 6 or unit == 7
* MMCRC[53:55] = cache_sel[1:3] (L2EVENT_SEL)
* else if unit == 8 or unit == 9:
* if cache_sel[0] == 0: # L3 bank
* MMCRC[47:49] = cache_sel[1:3] (L3EVENT_SEL0)
* else if cache_sel[0] == 1:
* MMCRC[50:51] = cache_sel[2:3] (L3EVENT_SEL1)
* else if cache_sel[1]: # L1 event
* MMCR1[16] = cache_sel[2]
 * MMCR1[17] = cache_sel[3]
*
* if mark:
* MMCRA[63] = 1 (SAMPLE_ENABLE)
* MMCRA[57:59] = sample[0:2] (RAND_SAMP_ELIG)
 * MMCRA[61:62] = sample[3:4] (RAND_SAMP_MODE)
*
* if EBB and BHRB:
* MMCRA[32:33] = IFM
*
*/
#define EVENT_EBB_MASK 1ull
#define EVENT_EBB_SHIFT PERF_EVENT_CONFIG_EBB_SHIFT
#define EVENT_BHRB_MASK 1ull
#define EVENT_BHRB_SHIFT 62
#define EVENT_WANTS_BHRB (EVENT_BHRB_MASK << EVENT_BHRB_SHIFT)
#define EVENT_IFM_MASK 3ull
#define EVENT_IFM_SHIFT 60
#define EVENT_THR_CMP_SHIFT 40 /* Threshold CMP value */
#define EVENT_THR_CMP_MASK 0x3ff
#define EVENT_THR_CTL_SHIFT 32 /* Threshold control value (start/stop) */
#define EVENT_THR_CTL_MASK 0xffull
#define EVENT_THR_SEL_SHIFT 29 /* Threshold select value */
#define EVENT_THR_SEL_MASK 0x7
#define EVENT_THRESH_SHIFT 29 /* All threshold bits */
#define EVENT_THRESH_MASK 0x1fffffull
#define EVENT_SAMPLE_SHIFT 24 /* Sampling mode & eligibility */
#define EVENT_SAMPLE_MASK 0x1f
#define EVENT_CACHE_SEL_SHIFT 20 /* L2/L3 cache select */
#define EVENT_CACHE_SEL_MASK 0xf
#define EVENT_IS_L1 (4 << EVENT_CACHE_SEL_SHIFT)
#define EVENT_PMC_SHIFT 16 /* PMC number (1-based) */
#define EVENT_PMC_MASK 0xf
#define EVENT_UNIT_SHIFT 12 /* Unit */
#define EVENT_UNIT_MASK 0xf
#define EVENT_COMBINE_SHIFT 11 /* Combine bit */
#define EVENT_COMBINE_MASK 0x1
#define EVENT_MARKED_SHIFT 8 /* Marked bit */
#define EVENT_MARKED_MASK 0x1
#define EVENT_IS_MARKED (EVENT_MARKED_MASK << EVENT_MARKED_SHIFT)
#define EVENT_PSEL_MASK 0xff /* PMCxSEL value */
/* Bits defined by Linux */
#define EVENT_LINUX_MASK \
((EVENT_EBB_MASK << EVENT_EBB_SHIFT) | \
(EVENT_BHRB_MASK << EVENT_BHRB_SHIFT) | \
(EVENT_IFM_MASK << EVENT_IFM_SHIFT))
#define EVENT_VALID_MASK \
((EVENT_THRESH_MASK << EVENT_THRESH_SHIFT) | \
(EVENT_SAMPLE_MASK << EVENT_SAMPLE_SHIFT) | \
(EVENT_CACHE_SEL_MASK << EVENT_CACHE_SEL_SHIFT) | \
(EVENT_PMC_MASK << EVENT_PMC_SHIFT) | \
(EVENT_UNIT_MASK << EVENT_UNIT_SHIFT) | \
(EVENT_COMBINE_MASK << EVENT_COMBINE_SHIFT) | \
(EVENT_MARKED_MASK << EVENT_MARKED_SHIFT) | \
EVENT_LINUX_MASK | \
EVENT_PSEL_MASK)
#define ONLY_PLM \
(PERF_SAMPLE_BRANCH_USER |\
PERF_SAMPLE_BRANCH_KERNEL |\
PERF_SAMPLE_BRANCH_HV)
/*
* Layout of constraint bits:
*
* 60 56 52 48 44 40 36 32
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* [ fab_match ] [ thresh_cmp ] [ thresh_ctl ] [ ]
* |
* thresh_sel -*
*
* 28 24 20 16 12 8 4 0
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* [ ] | [ ] [ sample ] [ ] [6] [5] [4] [3] [2] [1]
* | | | |
* BHRB IFM -* | | | Count of events for each PMC.
* EBB -* | | p1, p2, p3, p4, p5, p6.
* L1 I/D qualifier -* |
* nc - number of counters -*
*
* The PMC fields P1..P6, and NC, are adder fields. As we accumulate constraints
* we want the low bit of each field to be added to any existing value.
*
* Everything else is a value field.
*/
#define CNST_FAB_MATCH_VAL(v) (((v) & EVENT_THR_CTL_MASK) << 56)
#define CNST_FAB_MATCH_MASK CNST_FAB_MATCH_VAL(EVENT_THR_CTL_MASK)
/* We just throw all the threshold bits into the constraint */
#define CNST_THRESH_VAL(v) (((v) & EVENT_THRESH_MASK) << 32)
#define CNST_THRESH_MASK CNST_THRESH_VAL(EVENT_THRESH_MASK)
#define CNST_EBB_VAL(v) (((v) & EVENT_EBB_MASK) << 24)
#define CNST_EBB_MASK CNST_EBB_VAL(EVENT_EBB_MASK)
#define CNST_IFM_VAL(v) (((v) & EVENT_IFM_MASK) << 25)
#define CNST_IFM_MASK CNST_IFM_VAL(EVENT_IFM_MASK)
#define CNST_L1_QUAL_VAL(v) (((v) & 3) << 22)
#define CNST_L1_QUAL_MASK CNST_L1_QUAL_VAL(3)
#define CNST_SAMPLE_VAL(v) (((v) & EVENT_SAMPLE_MASK) << 16)
#define CNST_SAMPLE_MASK CNST_SAMPLE_VAL(EVENT_SAMPLE_MASK)
/*
* For NC we are counting up to 4 events. This requires three bits, and we need
* the fifth event to overflow and set the 4th bit. To achieve that we bias the
* fields by 3 in test_adder.
*/
#define CNST_NC_SHIFT 12
#define CNST_NC_VAL (1 << CNST_NC_SHIFT)
#define CNST_NC_MASK (8 << CNST_NC_SHIFT)
#define ISA207_TEST_ADDER (3 << CNST_NC_SHIFT)
/*
* For the per-PMC fields we have two bits. The low bit is added, so if two
* events ask for the same PMC the sum will overflow, setting the high bit,
* indicating an error. So our mask sets the high bit.
*/
#define CNST_PMC_SHIFT(pmc) ((pmc - 1) * 2)
#define CNST_PMC_VAL(pmc) (1 << CNST_PMC_SHIFT(pmc))
#define CNST_PMC_MASK(pmc) (2 << CNST_PMC_SHIFT(pmc))
/* Our add_fields is defined as: */
#define ISA207_ADD_FIELDS \
CNST_PMC_VAL(1) | CNST_PMC_VAL(2) | CNST_PMC_VAL(3) | \
CNST_PMC_VAL(4) | CNST_PMC_VAL(5) | CNST_PMC_VAL(6) | CNST_NC_VAL
/* Bits in MMCR1 for PowerISA v2.07 */
#define MMCR1_UNIT_SHIFT(pmc) (60 - (4 * ((pmc) - 1)))
#define MMCR1_COMBINE_SHIFT(pmc) (35 - ((pmc) - 1))
#define MMCR1_PMCSEL_SHIFT(pmc) (24 - (((pmc) - 1)) * 8)
#define MMCR1_FAB_SHIFT 36
#define MMCR1_DC_QUAL_SHIFT 47
#define MMCR1_IC_QUAL_SHIFT 46
/* Bits in MMCRA for PowerISA v2.07 */
#define MMCRA_SAMP_MODE_SHIFT 1
#define MMCRA_SAMP_ELIG_SHIFT 4
#define MMCRA_THR_CTL_SHIFT 8
#define MMCRA_THR_SEL_SHIFT 16
#define MMCRA_THR_CMP_SHIFT 32
#define MMCRA_SDAR_MODE_TLB (1ull << 42)
#define MMCRA_IFM_SHIFT 30
/* Bits in MMCR2 for PowerISA v2.07 */
#define MMCR2_FCS(pmc) (1ull << (63 - (((pmc) - 1) * 9)))
#define MMCR2_FCP(pmc) (1ull << (62 - (((pmc) - 1) * 9)))
#define MMCR2_FCH(pmc) (1ull << (57 - (((pmc) - 1) * 9)))
#define MAX_ALT 2
#define MAX_PMU_COUNTERS 6
#endif
arch/powerpc/perf/power8-pmu.c
浏览文件 @ 4d3576b2
......@@ -12,10 +12,7 @@
#define pr_fmt(fmt) "power8-pmu: " fmt
#include <linux/kernel.h>
#include <linux/perf_event.h>
#include <asm/firmware.h>
#include <asm/cputable.h>
#include "isa207-common.h"
/*
* Some power8 event codes.
......@@ -28,219 +25,11 @@ enum {
#undef EVENT
/*
* Raw event encoding for POWER8:
*
* 60 56 52 48 44 40 36 32
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* | | [ ] [ thresh_cmp ] [ thresh_ctl ]
* | | | |
* | | *- IFM (Linux) thresh start/stop OR FAB match -*
* | *- BHRB (Linux)
* *- EBB (Linux)
*
* 28 24 20 16 12 8 4 0
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* [ ] [ sample ] [cache] [ pmc ] [unit ] c m [ pmcxsel ]
* | | | | |
* | | | | *- mark
* | | *- L1/L2/L3 cache_sel |
* | | |
* | *- sampling mode for marked events *- combine
* |
* *- thresh_sel
*
* Below uses IBM bit numbering.
*
* MMCR1[x:y] = unit (PMCxUNIT)
* MMCR1[x] = combine (PMCxCOMB)
*
* if pmc == 3 and unit == 0 and pmcxsel[0:6] == 0b0101011
* # PM_MRK_FAB_RSP_MATCH
* MMCR1[20:27] = thresh_ctl (FAB_CRESP_MATCH / FAB_TYPE_MATCH)
* else if pmc == 4 and unit == 0xf and pmcxsel[0:6] == 0b0101001
* # PM_MRK_FAB_RSP_MATCH_CYC
* MMCR1[20:27] = thresh_ctl (FAB_CRESP_MATCH / FAB_TYPE_MATCH)
* else
* MMCRA[48:55] = thresh_ctl (THRESH START/END)
*
* if thresh_sel:
* MMCRA[45:47] = thresh_sel
*
* if thresh_cmp:
* MMCRA[22:24] = thresh_cmp[0:2]
* MMCRA[25:31] = thresh_cmp[3:9]
*
* if unit == 6 or unit == 7
* MMCRC[53:55] = cache_sel[1:3] (L2EVENT_SEL)
* else if unit == 8 or unit == 9:
* if cache_sel[0] == 0: # L3 bank
* MMCRC[47:49] = cache_sel[1:3] (L3EVENT_SEL0)
* else if cache_sel[0] == 1:
* MMCRC[50:51] = cache_sel[2:3] (L3EVENT_SEL1)
* else if cache_sel[1]: # L1 event
* MMCR1[16] = cache_sel[2]
 * MMCR1[17] = cache_sel[3]
*
* if mark:
* MMCRA[63] = 1 (SAMPLE_ENABLE)
* MMCRA[57:59] = sample[0:2] (RAND_SAMP_ELIG)
 * MMCRA[61:62] = sample[3:4] (RAND_SAMP_MODE)
*
* if EBB and BHRB:
* MMCRA[32:33] = IFM
*
*/
#define EVENT_EBB_MASK 1ull
#define EVENT_EBB_SHIFT PERF_EVENT_CONFIG_EBB_SHIFT
#define EVENT_BHRB_MASK 1ull
#define EVENT_BHRB_SHIFT 62
#define EVENT_WANTS_BHRB (EVENT_BHRB_MASK << EVENT_BHRB_SHIFT)
#define EVENT_IFM_MASK 3ull
#define EVENT_IFM_SHIFT 60
#define EVENT_THR_CMP_SHIFT 40 /* Threshold CMP value */
#define EVENT_THR_CMP_MASK 0x3ff
#define EVENT_THR_CTL_SHIFT 32 /* Threshold control value (start/stop) */
#define EVENT_THR_CTL_MASK 0xffull
#define EVENT_THR_SEL_SHIFT 29 /* Threshold select value */
#define EVENT_THR_SEL_MASK 0x7
#define EVENT_THRESH_SHIFT 29 /* All threshold bits */
#define EVENT_THRESH_MASK 0x1fffffull
#define EVENT_SAMPLE_SHIFT 24 /* Sampling mode & eligibility */
#define EVENT_SAMPLE_MASK 0x1f
#define EVENT_CACHE_SEL_SHIFT 20 /* L2/L3 cache select */
#define EVENT_CACHE_SEL_MASK 0xf
#define EVENT_IS_L1 (4 << EVENT_CACHE_SEL_SHIFT)
#define EVENT_PMC_SHIFT 16 /* PMC number (1-based) */
#define EVENT_PMC_MASK 0xf
#define EVENT_UNIT_SHIFT 12 /* Unit */
#define EVENT_UNIT_MASK 0xf
#define EVENT_COMBINE_SHIFT 11 /* Combine bit */
#define EVENT_COMBINE_MASK 0x1
#define EVENT_MARKED_SHIFT 8 /* Marked bit */
#define EVENT_MARKED_MASK 0x1
#define EVENT_IS_MARKED (EVENT_MARKED_MASK << EVENT_MARKED_SHIFT)
#define EVENT_PSEL_MASK 0xff /* PMCxSEL value */
/* Bits defined by Linux */
#define EVENT_LINUX_MASK \
((EVENT_EBB_MASK << EVENT_EBB_SHIFT) | \
(EVENT_BHRB_MASK << EVENT_BHRB_SHIFT) | \
(EVENT_IFM_MASK << EVENT_IFM_SHIFT))
#define EVENT_VALID_MASK \
((EVENT_THRESH_MASK << EVENT_THRESH_SHIFT) | \
(EVENT_SAMPLE_MASK << EVENT_SAMPLE_SHIFT) | \
(EVENT_CACHE_SEL_MASK << EVENT_CACHE_SEL_SHIFT) | \
(EVENT_PMC_MASK << EVENT_PMC_SHIFT) | \
(EVENT_UNIT_MASK << EVENT_UNIT_SHIFT) | \
(EVENT_COMBINE_MASK << EVENT_COMBINE_SHIFT) | \
(EVENT_MARKED_MASK << EVENT_MARKED_SHIFT) | \
EVENT_LINUX_MASK | \
EVENT_PSEL_MASK)
/* MMCRA IFM bits - POWER8 */
#define POWER8_MMCRA_IFM1 0x0000000040000000UL
#define POWER8_MMCRA_IFM2 0x0000000080000000UL
#define POWER8_MMCRA_IFM3 0x00000000C0000000UL
#define ONLY_PLM \
(PERF_SAMPLE_BRANCH_USER |\
PERF_SAMPLE_BRANCH_KERNEL |\
PERF_SAMPLE_BRANCH_HV)
/*
* Layout of constraint bits:
*
* 60 56 52 48 44 40 36 32
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* [ fab_match ] [ thresh_cmp ] [ thresh_ctl ] [ ]
* |
* thresh_sel -*
*
* 28 24 20 16 12 8 4 0
* | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - | - - - - |
* [ ] | [ ] [ sample ] [ ] [6] [5] [4] [3] [2] [1]
* | | | |
* BHRB IFM -* | | | Count of events for each PMC.
* EBB -* | | p1, p2, p3, p4, p5, p6.
* L1 I/D qualifier -* |
* nc - number of counters -*
*
* The PMC fields P1..P6, and NC, are adder fields. As we accumulate constraints
* we want the low bit of each field to be added to any existing value.
*
* Everything else is a value field.
*/
#define CNST_FAB_MATCH_VAL(v) (((v) & EVENT_THR_CTL_MASK) << 56)
#define CNST_FAB_MATCH_MASK CNST_FAB_MATCH_VAL(EVENT_THR_CTL_MASK)
/* We just throw all the threshold bits into the constraint */
#define CNST_THRESH_VAL(v) (((v) & EVENT_THRESH_MASK) << 32)
#define CNST_THRESH_MASK CNST_THRESH_VAL(EVENT_THRESH_MASK)
#define CNST_EBB_VAL(v) (((v) & EVENT_EBB_MASK) << 24)
#define CNST_EBB_MASK CNST_EBB_VAL(EVENT_EBB_MASK)
#define CNST_IFM_VAL(v) (((v) & EVENT_IFM_MASK) << 25)
#define CNST_IFM_MASK CNST_IFM_VAL(EVENT_IFM_MASK)
#define CNST_L1_QUAL_VAL(v) (((v) & 3) << 22)
#define CNST_L1_QUAL_MASK CNST_L1_QUAL_VAL(3)
#define CNST_SAMPLE_VAL(v) (((v) & EVENT_SAMPLE_MASK) << 16)
#define CNST_SAMPLE_MASK CNST_SAMPLE_VAL(EVENT_SAMPLE_MASK)
/*
* For NC we are counting up to 4 events. This requires three bits, and we need
* the fifth event to overflow and set the 4th bit. To achieve that we bias the
* fields by 3 in test_adder.
*/
#define CNST_NC_SHIFT 12
#define CNST_NC_VAL (1 << CNST_NC_SHIFT)
#define CNST_NC_MASK (8 << CNST_NC_SHIFT)
#define POWER8_TEST_ADDER (3 << CNST_NC_SHIFT)
/*
* For the per-PMC fields we have two bits. The low bit is added, so if two
* events ask for the same PMC the sum will overflow, setting the high bit,
* indicating an error. So our mask sets the high bit.
*/
#define CNST_PMC_SHIFT(pmc) ((pmc - 1) * 2)
#define CNST_PMC_VAL(pmc) (1 << CNST_PMC_SHIFT(pmc))
#define CNST_PMC_MASK(pmc) (2 << CNST_PMC_SHIFT(pmc))
/* Our add_fields is defined as: */
#define POWER8_ADD_FIELDS \
CNST_PMC_VAL(1) | CNST_PMC_VAL(2) | CNST_PMC_VAL(3) | \
CNST_PMC_VAL(4) | CNST_PMC_VAL(5) | CNST_PMC_VAL(6) | CNST_NC_VAL
/* Bits in MMCR1 for POWER8 */
#define MMCR1_UNIT_SHIFT(pmc) (60 - (4 * ((pmc) - 1)))
#define MMCR1_COMBINE_SHIFT(pmc) (35 - ((pmc) - 1))
#define MMCR1_PMCSEL_SHIFT(pmc) (24 - (((pmc) - 1)) * 8)
#define MMCR1_FAB_SHIFT 36
#define MMCR1_DC_QUAL_SHIFT 47
#define MMCR1_IC_QUAL_SHIFT 46
/* Bits in MMCRA for POWER8 */
#define MMCRA_SAMP_MODE_SHIFT 1
#define MMCRA_SAMP_ELIG_SHIFT 4
#define MMCRA_THR_CTL_SHIFT 8
#define MMCRA_THR_SEL_SHIFT 16
#define MMCRA_THR_CMP_SHIFT 32
#define MMCRA_SDAR_MODE_TLB (1ull << 42)
#define MMCRA_IFM_SHIFT 30
/* Bits in MMCR2 for POWER8 */
#define MMCR2_FCS(pmc) (1ull << (63 - (((pmc) - 1) * 9)))
#define MMCR2_FCP(pmc) (1ull << (62 - (((pmc) - 1) * 9)))
#define MMCR2_FCH(pmc) (1ull << (57 - (((pmc) - 1) * 9)))
static inline bool event_is_fab_match(u64 event)
{
/* Only check pmc, unit and pmcxsel, ignore the edge bit (0) */
......@@ -485,8 +274,6 @@ static int power8_compute_mmcr(u64 event[], int n_ev,
return 0;
}
#define MAX_ALT 2
/* Table of alternatives, sorted by column 0 */
static const unsigned int event_alternatives[][MAX_ALT] = {
{ PM_MRK_ST_CMPL, PM_MRK_ST_CMPL_ALT },
......@@ -841,10 +628,10 @@ static int power8_cache_events[C(MAX)][C(OP_MAX)][C(RESULT_MAX)] = {
static struct power_pmu power8_pmu = {
.name = "POWER8",
.n_counter = 6,
.n_counter = MAX_PMU_COUNTERS,
.max_alternatives = MAX_ALT + 1,
.add_fields = POWER8_ADD_FIELDS,
.test_adder = POWER8_TEST_ADDER,
.add_fields = ISA207_ADD_FIELDS,
.test_adder = ISA207_TEST_ADDER,
.compute_mmcr = power8_compute_mmcr,
.config_bhrb = power8_config_bhrb,
.bhrb_filter_map = power8_bhrb_filter_map,
......
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