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/* SPDX-License-Identifier: GPL-2.0 */ /* * Definitions for use with the Alpha wrperfmon PAL call. */ #ifndef __ALPHA_WRPERFMON_H #define __ALPHA_WRPERFMON_H /* Following commands are implemented on all CPUs */ #define PERFMON_CMD_DISABLE 0 #define PERFMON_CMD_ENABLE 1 #define PERFMON_CMD_DESIRED_EVENTS 2 #define PERFMON_CMD_LOGGING_OPTIONS 3 /* Following commands on EV5/EV56/PCA56 only */ #define PERFMON_CMD_INT_FREQ 4 #define PERFMON_CMD_ENABLE_CLEAR 7 /* Following commands are on EV5 and better CPUs */ #define PERFMON_CMD_READ 5 #define PERFMON_CMD_WRITE 6 /* Following command are on EV6 and better CPUs */ #define PERFMON_CMD_ENABLE_WRITE 7 /* Following command are on EV67 and better CPUs */ #define PERFMON_CMD_I_STAT 8 #define PERFMON_CMD_PMPC 9 /* EV5/EV56/PCA56 Counters */ #define EV5_PCTR_0 (1UL<<0) #define EV5_PCTR_1 (1UL<<1) #define EV5_PCTR_2 (1UL<<2) #define EV5_PCTR_0_COUNT_SHIFT 48 #define EV5_PCTR_1_COUNT_SHIFT 32 #define EV5_PCTR_2_COUNT_SHIFT 16 #define EV5_PCTR_0_COUNT_MASK 0xffffUL #define EV5_PCTR_1_COUNT_MASK 0xffffUL #define EV5_PCTR_2_COUNT_MASK 0x3fffUL /* EV6 Counters */ #define EV6_PCTR_0 (1UL<<0) #define EV6_PCTR_1 (1UL<<1) #define EV6_PCTR_0_COUNT_SHIFT 28 #define EV6_PCTR_1_COUNT_SHIFT 6 #define EV6_PCTR_0_COUNT_MASK 0xfffffUL #define EV6_PCTR_1_COUNT_MASK 0xfffffUL /* EV67 (and subsequent) counters */ #define EV67_PCTR_0 (1UL<<0) #define EV67_PCTR_1 (1UL<<1) #define EV67_PCTR_0_COUNT_SHIFT 28 #define EV67_PCTR_1_COUNT_SHIFT 6 #define EV67_PCTR_0_COUNT_MASK 0xfffffUL #define EV67_PCTR_1_COUNT_MASK 0xfffffUL /* * The Alpha Architecure Handbook, vers. 4 (1998) appears to have a misprint * in Table E-23 regarding the bits that set the event PCTR 1 counts. * Hopefully what we have here is correct. */ #define EV6_PCTR_0_EVENT_MASK 0x10UL #define EV6_PCTR_1_EVENT_MASK 0x0fUL /* EV6 Events */ #define EV6_PCTR_0_CYCLES (0UL << 4) #define EV6_PCTR_0_INSTRUCTIONS (1UL << 4) #define EV6_PCTR_1_CYCLES 0 #define EV6_PCTR_1_BRANCHES 1 #define EV6_PCTR_1_BRANCH_MISPREDICTS 2 #define EV6_PCTR_1_DTB_SINGLE_MISSES 3 #define EV6_PCTR_1_DTB_DOUBLE_MISSES 4 #define EV6_PCTR_1_ITB_MISSES 5 #define EV6_PCTR_1_UNALIGNED_TRAPS 6 #define EV6_PCTR_1_REPLY_TRAPS 7 /* From the Alpha Architecture Reference Manual, 4th edn., 2002 */ #define EV67_PCTR_MODE_MASK 0x10UL #define EV67_PCTR_EVENT_MASK 0x0CUL #define EV67_PCTR_MODE_PROFILEME (1UL<<4) #define EV67_PCTR_MODE_AGGREGATE (0UL<<4) #define EV67_PCTR_INSTR_CYCLES (0UL<<2) #define EV67_PCTR_CYCLES_UNDEF (1UL<<2) #define EV67_PCTR_INSTR_BCACHEMISS (2UL<<2) #define EV67_PCTR_CYCLES_MBOX (3UL<<2) #endif