| /* |
| * pmc.h |
| * Copyright (C) 2001 Dave Engebretsen & Mike Corrigan IBM Corporation. |
| * |
| * The PPC64 PMC subsystem encompases both the hardware PMC registers and |
| * a set of software event counters. An interface is provided via the |
| * proc filesystem which can be used to access this subsystem. |
| * |
| * 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, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| /* Start Change Log |
| * 2001/06/05 : engebret : Created. |
| * End Change Log |
| */ |
| |
| #ifndef _PPC64_TYPES_H |
| #include <asm/types.h> |
| #endif |
| |
| #ifndef _PMC_H |
| #define _PMC_H |
| |
| #define STAB_ENTRY_MAX 64 |
| |
| struct _pmc_hw |
| { |
| u64 mmcr0; |
| u64 mmcr1; |
| u64 mmcra; |
| |
| u64 pmc1; |
| u64 pmc2; |
| u64 pmc3; |
| u64 pmc4; |
| u64 pmc5; |
| u64 pmc6; |
| u64 pmc7; |
| u64 pmc8; |
| }; |
| |
| struct _pmc_sw |
| { |
| u64 stab_faults; /* Count of faults on the stab */ |
| u64 stab_capacity_castouts;/* Count of castouts from the stab */ |
| u64 stab_invalidations; /* Count of invalidations from the */ |
| /* stab, not including castouts */ |
| u64 stab_entry_use[STAB_ENTRY_MAX]; |
| |
| u64 htab_primary_overflows; |
| u64 htab_capacity_castouts; |
| u64 htab_read_to_write_fault; |
| }; |
| |
| #define PMC_HW_TEXT_ENTRY_COUNT (sizeof(struct _pmc_hw) / sizeof(u64)) |
| #define PMC_SW_TEXT_ENTRY_COUNT (sizeof(struct _pmc_sw) / sizeof(u64)) |
| #define PMC_TEXT_ENTRY_SIZE 64 |
| |
| struct _pmc_sw_text { |
| char buffer[PMC_SW_TEXT_ENTRY_COUNT * PMC_TEXT_ENTRY_SIZE]; |
| }; |
| |
| struct _pmc_hw_text { |
| char buffer[PMC_HW_TEXT_ENTRY_COUNT * PMC_TEXT_ENTRY_SIZE]; |
| }; |
| |
| extern struct _pmc_sw pmc_sw_system; |
| extern struct _pmc_sw pmc_sw_cpu[]; |
| |
| extern struct _pmc_sw_text pmc_sw_text; |
| extern struct _pmc_hw_text pmc_hw_text; |
| extern char *ppc64_pmc_stab(int file); |
| extern char *ppc64_pmc_htab(int file); |
| extern char *ppc64_pmc_hw(int file); |
| |
| void *btmalloc(unsigned long size); |
| void btfree(void *addr); |
| |
| #if 1 |
| #define PMC_SW_PROCESSOR(F) pmc_sw_cpu[smp_processor_id()].F++ |
| #define PMC_SW_PROCESSOR_A(F, E) (pmc_sw_cpu[smp_processor_id()].F[(E)])++ |
| #define PMC_SW_SYSTEM(F) pmc_sw_system.F++ |
| #else |
| #define PMC_SW_PROCESSOR(F) do {;} while (0) |
| #define PMC_SW_PROCESSOR_A(F) do {;} while (0) |
| #define PMC_SW_SYSTEM(F) do {;} while (0) |
| #endif |
| |
| #define PMC_CONTROL_CPI 1 |
| #define PMC_CONTROL_TLB 2 |
| |
| /* To find an entry in the bolted page-table-directory */ |
| #define pgd_offset_b(address) (bolted_pgd + pgd_index(address)) |
| #define BTMALLOC_START 0xB000000000000000 |
| #define BTMALLOC_END 0xB0000000ffffffff /* 4 GB Max-more or less arbitrary */ |
| |
| #endif /* _PMC_H */ |