patch-2.4.19 linux-2.4.19/include/asm-ppc64/pmc.h

• Lines: 122
• Date: Fri Aug 2 17:39:45 2002
• Orig file: linux-2.4.18/include/asm-ppc64/pmc.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -urN linux-2.4.18/include/asm-ppc64/pmc.h linux-2.4.19/include/asm-ppc64/pmc.h
@@ -0,0 +1,121 @@
+/* 
+ * 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 MMCR0 795
+#define MMCR1 798
+#define MMCRA 786
+#define PMC1  787
+#define PMC2  788
+#define PMC3  789
+#define PMC4  790
+#define PMC5  791
+#define PMC6  792
+#define PMC7  793
+#define PMC8  794
+
+#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 */