Changeset 823 for Whitix/trunk/kernel/print.c

Timestamp:

08/06/08 14:35:12 (4 years ago)

Author:

mwhitworth

Message:

Add log levels to KePrint.

Files:

• Whitix/trunk/kernel/print.c (modified) (3 diffs)

Whitix/trunk/kernel/print.c

@@ -17 +17 @@
  */
 
+#include <config.h>
 #include <module.h>
 #include <stdarg.h>
 #include <string.h>
 #include <typedefs.h>
+
+#include <i386/ioports.h>
 
 static void (*ConsoleOutput)(char* message, int length);
@@ -31 +34 @@
 SYMBOL_EXPORT(KeSetOutput);
 
+int logLevelUnknown=1;
+int currLogLevel=-1;
+
 void KePrint(const char* message, ...)
 {
-        char buf[2048];
-        int length;
+        char buf[1024];
+        char outputBuf[1024];
+        char* start;
+        int length=0;
         va_list args;
 
@@ -41 +49 @@
         va_end(args);
 
-        ConsoleOutput(buf, length);
+        length=0;
+
+        for (start=buf; *start; start++)
+        {
+                if (logLevelUnknown)
+                {
+                        /* Parse the beginning of the message to find out the log level. */
+                        if (*start == '<')
+                        {
+                                currLogLevel=*(start+1)-'0';
+
+                                /* Skip past the closing > */
+                                start+=3;
+                        }else
+                                currLogLevel=1;
+
+                        logLevelUnknown=0;
+                }
+
+                if (currLogLevel <= KERN_LOG_LEVEL)
+                        outputBuf[length++]=*start;
+
+                if (*start == '\n')
+                        logLevelUnknown=1;
+        }
+
+        outputBuf[length]='\0';
+
+        ConsoleOutput(outputBuf, length);
 }