xnu-4570.51.1.tar.gz

[apple/xnu.git] / osfmk / kern / processor_data.h

diff --git a/osfmk/kern/processor_data.h b/osfmk/kern/processor_data.h
index 5a83c61c8dd1e49d5a4a93c4177d0eab61c68ac8..3f563c08fd3e90787a51b2ed4a4d1749bb3b3e1a 100644 (file)
--- a/osfmk/kern/processor_data.h
+++ b/osfmk/kern/processor_data.h
@@ -40,6 +40,7 @@
 
 #include <ipc/ipc_kmsg.h>
 #include <kern/timer.h>
+#include <kern/debug.h>
 
 struct processor_sched_statistics {
        uint32_t                csw_count;
@@ -60,11 +61,11 @@ struct processor_data {
        timer_data_t                    system_state;
        timer_data_t                    user_state;
 
-       timer_t                                 current_state;
+       timer_t                                 current_state; /* points to processor's idle, system, or user state timer */
 
        /* Thread execution timers */
-       timer_t                                 thread_timer;
-       timer_t                                 kernel_timer;
+       timer_t                                 thread_timer; /* points to current thread's user or system timer */
+       timer_t                                 kernel_timer; /* points to current thread's system_timer */
 
        /* Kernel stack cache */
        struct stack_cache {
@@ -82,12 +83,32 @@ struct processor_data {
                unsigned int                    avail;
        }                                               ikm_cache;
 
-       unsigned long                   page_grab_count;
+       /* waitq prepost cache */
+#define WQP_CACHE_MAX  50
+       struct wqp_cache {
+               uint64_t                head;
+               unsigned int            avail;
+       } wqp_cache;
+
        int                                             start_color;
+       unsigned long                   page_grab_count;
        void                                    *free_pages;
-
        struct processor_sched_statistics sched_stats;
-       uint64_t        timer_call_ttd; /* current timer call time-to-deadline */
+       uint64_t        timer_call_ttd; /* current timer call time-to-deadline */
+       uint64_t        wakeups_issued_total; /* Count of thread wakeups issued
+                                              * by this processor
+                                              */
+       struct debugger_state {
+               debugger_op db_current_op;
+               const char *db_message;
+               const char *db_panic_str; 
+               va_list *db_panic_args;
+               uint64_t db_panic_options;
+               boolean_t db_proceed_on_sync_failure;
+               uint32_t db_entry_count; /* incremented whenever we panic or call Debugger (current CPU panic level) */
+               kern_return_t db_op_return;
+               unsigned long db_panic_caller;
+       } debugger_state;
 };
 
 typedef struct processor_data  processor_data_t;