+#define __DEFINE_STATIC_AREA(var) \
+static char VNAME(var, data)[EARLY_PAGES][PAGE_SIZE] __initdata; \
+static debug_entry_t *VNAME(var, pages)[EARLY_PAGES] __initdata = { \
+ (debug_entry_t *)VNAME(var, data)[0], \
+ (debug_entry_t *)VNAME(var, data)[1], \
+ (debug_entry_t *)VNAME(var, data)[2], \
+ (debug_entry_t *)VNAME(var, data)[3], \
+ (debug_entry_t *)VNAME(var, data)[4], \
+ (debug_entry_t *)VNAME(var, data)[5], \
+ (debug_entry_t *)VNAME(var, data)[6], \
+ (debug_entry_t *)VNAME(var, data)[7], \
+}; \
+static debug_entry_t **VNAME(var, areas)[EARLY_AREAS] __initdata = { \
+ (debug_entry_t **)VNAME(var, pages), \
+}; \
+static int VNAME(var, active_pages)[EARLY_AREAS] __initdata; \
+static int VNAME(var, active_entries)[EARLY_AREAS] __initdata
+
+#define __DEBUG_INFO_INIT(var, _name, _buf_size) { \
+ .next = NULL, \
+ .prev = NULL, \
+ .ref_count = REFCOUNT_INIT(1), \
+ .lock = __SPIN_LOCK_UNLOCKED(var.lock), \
+ .level = DEBUG_DEFAULT_LEVEL, \
+ .nr_areas = EARLY_AREAS, \
+ .pages_per_area = EARLY_PAGES, \
+ .buf_size = (_buf_size), \
+ .entry_size = sizeof(debug_entry_t) + (_buf_size), \
+ .areas = VNAME(var, areas), \
+ .active_area = 0, \
+ .active_pages = VNAME(var, active_pages), \
+ .active_entries = VNAME(var, active_entries), \
+ .debugfs_root_entry = NULL, \
+ .debugfs_entries = { NULL }, \
+ .views = { NULL }, \
+ .name = (_name), \
+ .mode = 0600, \
+}
+
+#define __REGISTER_STATIC_DEBUG_INFO(var, name, pages, areas, view) \
+static int __init VNAME(var, reg)(void) \
+{ \
+ debug_register_static(&var, (pages), (areas)); \
+ debug_register_view(&var, (view)); \
+ return 0; \
+} \
+arch_initcall(VNAME(var, reg))
+
+/**
+ * DEFINE_STATIC_DEBUG_INFO - Define static debug_info_t
+ *
+ * @var: Name of debug_info_t variable
+ * @name: Name of debug log (e.g. used for debugfs entry)
+ * @pages_per_area: Number of pages per area
+ * @nr_areas: Number of debug areas
+ * @buf_size: Size of data area in each debug entry
+ * @view: Pointer to debug view struct
+ *
+ * Define a static debug_info_t for early tracing. The associated debugfs log
+ * is automatically registered with the specified debug view.
+ *
+ * Important: Users of this macro must not call any of the
+ * debug_register/_unregister() functions for this debug_info_t!
+ *
+ * Note: Tracing will start with a fixed number of initial pages and areas.
+ * The debug area will be changed to use the specified numbers during
+ * arch_initcall.
+ */
+#define DEFINE_STATIC_DEBUG_INFO(var, name, pages, nr_areas, buf_size, view) \
+__DEFINE_STATIC_AREA(var); \
+static debug_info_t __refdata var = \
+ __DEBUG_INFO_INIT(var, (name), (buf_size)); \
+__REGISTER_STATIC_DEBUG_INFO(var, name, pages, nr_areas, view)
+
+void debug_register_static(debug_info_t *id, int pages_per_area, int nr_areas);