tools/arch/powerpc/include/uapi/asm/perf_regs.h

Source file repositories/reference/linux-study-clean/tools/arch/powerpc/include/uapi/asm/perf_regs.h

File Facts

System
Linux kernel
Corpus path
tools/arch/powerpc/include/uapi/asm/perf_regs.h
Extension
.h
Size
2763 bytes
Lines
96
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _UAPI_ASM_POWERPC_PERF_REGS_H
#define _UAPI_ASM_POWERPC_PERF_REGS_H

enum perf_event_powerpc_regs {
	PERF_REG_POWERPC_R0,
	PERF_REG_POWERPC_R1,
	PERF_REG_POWERPC_R2,
	PERF_REG_POWERPC_R3,
	PERF_REG_POWERPC_R4,
	PERF_REG_POWERPC_R5,
	PERF_REG_POWERPC_R6,
	PERF_REG_POWERPC_R7,
	PERF_REG_POWERPC_R8,
	PERF_REG_POWERPC_R9,
	PERF_REG_POWERPC_R10,
	PERF_REG_POWERPC_R11,
	PERF_REG_POWERPC_R12,
	PERF_REG_POWERPC_R13,
	PERF_REG_POWERPC_R14,
	PERF_REG_POWERPC_R15,
	PERF_REG_POWERPC_R16,
	PERF_REG_POWERPC_R17,
	PERF_REG_POWERPC_R18,
	PERF_REG_POWERPC_R19,
	PERF_REG_POWERPC_R20,
	PERF_REG_POWERPC_R21,
	PERF_REG_POWERPC_R22,
	PERF_REG_POWERPC_R23,
	PERF_REG_POWERPC_R24,
	PERF_REG_POWERPC_R25,
	PERF_REG_POWERPC_R26,
	PERF_REG_POWERPC_R27,
	PERF_REG_POWERPC_R28,
	PERF_REG_POWERPC_R29,
	PERF_REG_POWERPC_R30,
	PERF_REG_POWERPC_R31,
	PERF_REG_POWERPC_NIP,
	PERF_REG_POWERPC_MSR,
	PERF_REG_POWERPC_ORIG_R3,
	PERF_REG_POWERPC_CTR,
	PERF_REG_POWERPC_LINK,
	PERF_REG_POWERPC_XER,
	PERF_REG_POWERPC_CCR,
	PERF_REG_POWERPC_SOFTE,
	PERF_REG_POWERPC_TRAP,
	PERF_REG_POWERPC_DAR,
	PERF_REG_POWERPC_DSISR,
	PERF_REG_POWERPC_SIER,
	PERF_REG_POWERPC_MMCRA,
	/* Extended registers */
	PERF_REG_POWERPC_MMCR0,
	PERF_REG_POWERPC_MMCR1,
	PERF_REG_POWERPC_MMCR2,
	PERF_REG_POWERPC_MMCR3,
	PERF_REG_POWERPC_SIER2,
	PERF_REG_POWERPC_SIER3,
	PERF_REG_POWERPC_PMC1,
	PERF_REG_POWERPC_PMC2,
	PERF_REG_POWERPC_PMC3,
	PERF_REG_POWERPC_PMC4,
	PERF_REG_POWERPC_PMC5,
	PERF_REG_POWERPC_PMC6,
	PERF_REG_POWERPC_SDAR,
	PERF_REG_POWERPC_SIAR,
	/* Max mask value for interrupt regs w/o extended regs */
	PERF_REG_POWERPC_MAX = PERF_REG_POWERPC_MMCRA + 1,
	/* Max mask value for interrupt regs including extended regs */
	PERF_REG_EXTENDED_MAX = PERF_REG_POWERPC_SIAR + 1,
};

#define PERF_REG_PMU_MASK	((1ULL << PERF_REG_POWERPC_MAX) - 1)

/*
 * PERF_REG_EXTENDED_MASK value for CPU_FTR_ARCH_300
 * includes 11 SPRS from MMCR0 to SIAR excluding the
 * unsupported SPRS MMCR3, SIER2 and SIER3.
 */
#define PERF_REG_PMU_MASK_300	\
	((1ULL << PERF_REG_POWERPC_MMCR0) | (1ULL << PERF_REG_POWERPC_MMCR1) | \
	(1ULL << PERF_REG_POWERPC_MMCR2) | (1ULL << PERF_REG_POWERPC_PMC1) | \
	(1ULL << PERF_REG_POWERPC_PMC2) | (1ULL << PERF_REG_POWERPC_PMC3) | \
	(1ULL << PERF_REG_POWERPC_PMC4) | (1ULL << PERF_REG_POWERPC_PMC5) | \
	(1ULL << PERF_REG_POWERPC_PMC6) | (1ULL << PERF_REG_POWERPC_SDAR) | \
	(1ULL << PERF_REG_POWERPC_SIAR))

/*
 * PERF_REG_EXTENDED_MASK value for CPU_FTR_ARCH_31
 * includes 14 SPRs from MMCR0 to SIAR.
 */
#define PERF_REG_PMU_MASK_31	\

Annotation

Implementation Notes