Support different log levels.
This will let us add more verbose logs for debugging but have them
compiled out most of the time.
Change-Id: Iaae468e41025a165b5e67fa6fec5422f004c6a44
diff --git a/inc/hf/dlog.h b/inc/hf/dlog.h
index f8c0080..5451f85 100644
--- a/inc/hf/dlog.h
+++ b/inc/hf/dlog.h
@@ -23,17 +23,48 @@
#define DLOG_BUFFER_SIZE 8192
+#define LOG_LEVEL_NONE UINT32_C(0)
+#define LOG_LEVEL_ERROR UINT32_C(1)
+#define LOG_LEVEL_NOTICE UINT32_C(2)
+#define LOG_LEVEL_WARNING UINT32_C(3)
+#define LOG_LEVEL_INFO UINT32_C(4)
+#define LOG_LEVEL_VERBOSE UINT32_C(5)
+
extern size_t dlog_buffer_offset;
extern char dlog_buffer[];
-#if DEBUG
void dlog_enable_lock(void);
void dlog(const char *fmt, ...);
void vdlog(const char *fmt, va_list args);
+
+#if LOG_LEVEL >= LOG_LEVEL_ERROR
+#define dlog_error(...) dlog("ERROR: " __VA_ARGS__)
#else
-#define dlog_enable_lock()
-#define dlog(...)
-#define vdlog(fmt, args)
+#define dlog_error(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_NOTICE
+#define dlog_notice(...) dlog("NOTICE: " __VA_ARGS__)
+#else
+#define dlog_notice(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_WARNING
+#define dlog_warning(...) dlog("WARNING: " __VA_ARGS__)
+#else
+#define dlog_warning(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_INFO
+#define dlog_info(...) dlog("INFO: " __VA_ARGS__)
+#else
+#define dlog_info(...)
+#endif
+
+#if LOG_LEVEL >= LOG_LEVEL_VERBOSE
+#define dlog_verbose(...) dlog("VERBOSE: " __VA_ARGS__)
+#else
+#define dlog_verbose(...)
#endif
void dlog_flush_vm_buffer(spci_vm_id_t id, char buffer[], size_t length);