diff options
Diffstat (limited to 'usr/src/uts/common/sys/cpc_impl.h')
| -rw-r--r-- | usr/src/uts/common/sys/cpc_impl.h | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/usr/src/uts/common/sys/cpc_impl.h b/usr/src/uts/common/sys/cpc_impl.h index bb9dc5e6e3..f9f6b4fdfc 100644 --- a/usr/src/uts/common/sys/cpc_impl.h +++ b/usr/src/uts/common/sys/cpc_impl.h @@ -19,15 +19,13 @@ * CDDL HEADER END */ /* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved. + * Copyright 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_CPC_IMPL_H #define _SYS_CPC_IMPL_H -#pragma ident "%Z%%M% %I% %E% SMI" - #include <sys/types.h> #include <sys/time.h> #include <sys/ksynch.h> @@ -181,6 +179,27 @@ typedef struct __cpc_args32 { */ #define KCPC_PIC_OVERFLOWED 0x1 /* pic overflowed & requested notify */ +/* + * The following flags are used by the DTrace CPU performance counter provider + * and the overflow handler. The 'DCPC_INTR_*' flags are used to synchronize + * performance counter configuration events performed by the cpc provider and + * interrupt processing carried out by the overflow handler. The 'DCPC_?MASK' + * flags are used by the dcpc provider to indicate which type of mask attribute + * a platform supports. + */ + +/* No configuration events or overflow interrupts are currently in process. */ +#define DCPC_INTR_FREE 0 + +/* An overflow interrupt is currently being processed. */ +#define DCPC_INTR_PROCESSING 1 + +/* The cpc subsystem is currently being configured by the dcpc provider. */ +#define DCPC_INTR_CONFIG 2 + +#define DCPC_UMASK 1 /* The platform supports a "umask" attribute. */ +#define DCPC_EMASK 2 /* The platform supports an "emask" attribute. */ + #ifdef __sparc extern uint64_t ultra_gettick(void); #define KCPC_GET_TICK ultra_gettick @@ -204,6 +223,14 @@ extern void kcpc_invalidate_all(void); extern void kcpc_passivate(void); extern void kcpc_remote_stop(struct cpu *cp); extern int kcpc_pcbe_tryload(const char *, uint_t, uint_t, uint_t); +extern void kcpc_remote_program(struct cpu *cp); +extern void kcpc_register_dcpc(void (*func)(uint64_t)); +extern void kcpc_unregister_dcpc(void); +extern kcpc_ctx_t *kcpc_ctx_alloc(void); +extern int kcpc_assign_reqs(struct _kcpc_set *, kcpc_ctx_t *); +extern void kcpc_ctx_free(kcpc_ctx_t *); +extern int kcpc_configure_reqs(kcpc_ctx_t *, struct _kcpc_set *, int *); +extern void kcpc_free_configs(struct _kcpc_set *); #endif /* _KERNEL */ |