patch-2.2.16 linux/arch/s390/kernel/debug.h

• Lines: 56
• Date: Wed Jun 7 14:26:42 2000
• Orig file: v2.2.15/linux/arch/s390/kernel/debug.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -urN v2.2.15/linux/arch/s390/kernel/debug.h linux/arch/s390/kernel/debug.h
@@ -0,0 +1,55 @@
+
+#ifndef DEBUG_H
+#define DEBUG_H
+
+#include <asm/spinlock.h>
+
+#define MAX_DEBUG_AREAS 16
+
+#define STCK(x) asm volatile ("STCK %0":"=m" (x))
+
+typedef struct
+{
+  union
+  {
+    struct
+    {
+      unsigned long long cpuid:4;
+      unsigned long long clock:60;
+    }
+    fields;
+    unsigned long long stck;
+  }
+  id;
+  void *caller;
+  union
+  {
+    unsigned long tag;
+    char text[4];
+  }
+  tag;
+}
+debug_entry_t;
+
+typedef struct
+{
+  char *name;
+  int level;
+  int nr_areas;
+  int page_order;
+  debug_entry_t **areas;
+  int active_area;
+  int *active_entry;
+  spinlock_t lock;
+}
+debug_info_t;
+
+int debug_init (void);
+debug_info_t *debug_register (char *name, int pages_index, int nr_areas);
+void debug_unregister (debug_info_t * id, char *name);
+void debug_event (debug_info_t * id, int level, unsigned int tag);
+void debug_text_event (debug_info_t * id, int level, char tag[4]);
+void debug_exception (debug_info_t * id, int level, unsigned int tag);
+void debug_text_exception (debug_info_t * id, int level, char tag[4]);
+
+#endif