xnu-4903.270.47.tar.gz

[apple/xnu.git] / osfmk / kperf / action.h

diff --git a/osfmk/kperf/action.h b/osfmk/kperf/action.h
index 1233da6d05661e8106d61feaed3c8b722caf03b0..420720b86ab6f2104fbc4889d1f9ad5f368edadc 100644 (file)
--- a/osfmk/kperf/action.h
+++ b/osfmk/kperf/action.h
@@ -30,6 +30,8 @@
 #define KPERF_ACTION_H
 
 #include <mach/kern_return.h>
+#include <stdint.h>
+#include <stdbool.h>
 
 /* fwd decl */
 struct kperf_sample;
@@ -47,10 +49,19 @@ struct kperf_context;
 #define SAMPLER_TH_SCHEDULING (1U << 8)
 #define SAMPLER_TH_DISPATCH   (1U << 9)
 #define SAMPLER_TK_SNAPSHOT   (1U << 10)
+#define SAMPLER_SYS_MEM       (1U << 11)
+#define SAMPLER_TH_INSCYC     (1U << 12)
+#define SAMPLER_TK_INFO       (1U << 13)
+
+#define SAMPLER_TASK_MASK (SAMPLER_MEMINFO | SAMPLER_TK_SNAPSHOT | \
+               SAMPLER_TK_INFO)
+#define SAMPLER_THREAD_MASK (SAMPLER_TH_INFO | SAMPLER_TH_SNAPSHOT | \
+               SAMPLER_KSTACK | SAMPLER_USTACK | SAMPLER_PMC_THREAD | \
+               SAMPLER_TH_SCHEDULING | SAMPLER_TH_DISPATCH | SAMPLER_TH_INSCYC)
 
 /* flags for sample calls */
 
-/* pend certain samplers until AST boundary, instead of sampling them */
+/* pend samplers requiring copyin until AST boundary */
 #define SAMPLE_FLAG_PEND_USER       (1U << 0)
 /* sample idle threads */
 #define SAMPLE_FLAG_IDLE_THREADS    (1U << 1)
@@ -60,12 +71,25 @@ struct kperf_context;
 #define SAMPLE_FLAG_CONTINUATION    (1U << 3)
 /* sample is occurring outside of interrupt context */
 #define SAMPLE_FLAG_NON_INTERRUPT   (1U << 4)
+/* sample should include system samplers */
+#define SAMPLE_FLAG_SYSTEM          (1U << 5)
+/* sample should not include non-system samplers */
+#define SAMPLE_FLAG_ONLY_SYSTEM     (1U << 6)
+/* sample should only include task samplers */
+#define SAMPLE_FLAG_TASK_ONLY       (1U << 7)
+/* sample should only include thread samplers */
+#define SAMPLE_FLAG_THREAD_ONLY     (1U << 8)
 
 /*  Take a sample into "sbuf" using current thread "cur_thread" */
 kern_return_t kperf_sample(struct kperf_sample *sbuf,
-                           struct kperf_context *ctx,
-                           unsigned actionid,
-                           unsigned sample_flags);
+    struct kperf_context *ctx,
+    unsigned actionid,
+    unsigned sample_flags);
+
+/* Whether the action provided samples non-system values. */
+bool kperf_action_has_non_system(unsigned actionid);
+bool kperf_action_has_thread(unsigned int actionid);
+bool kperf_action_has_task(unsigned int actionid);
 
 /* return codes from taking a sample
  * either keep trigger, or something went wrong (or we're shutting down)
@@ -95,4 +119,11 @@ int kperf_action_get_kcallstack_depth(unsigned int actionid, uint32_t * depth_ou
 int kperf_action_set_filter(unsigned int actionid, int pid);
 int kperf_action_get_filter(unsigned int actionid, int *pid_out);
 
+void kperf_kdebug_handler(uint32_t debugid, uintptr_t *starting_fp);
+
+/* whether to output tracepoints on context-switch */
+extern int kperf_kdebug_cswitch;
+int kperf_kdbg_cswitch_get(void);
+int kperf_kdbg_cswitch_set(int newval);
+
 #endif /* !defined(KPERF_ACTION_H) */