1 files changed, 76 insertions, 0 deletions
diff --git a/src/include/console/console.h b/src/include/console/console.h
new file mode 100644
index 0000000000..57ba9da268
--- /dev/null
+++ b/src/include/console/console.h
@@ -0,0 +1,76 @@
+#ifndef CONSOLE_CONSOLE_H_
+#define CONSOLE_CONSOLE_H_
+
+#include <stdint.h>
+#include <console/loglevel.h>
+
+void console_init(void);
+void console_tx_byte(unsigned char byte);
+void console_tx_flush(void);
+void post_code(uint8_t value);
+void die(char *msg);
+
+struct console_driver {
+	void (*init)(void);
+	void (*tx_byte)(unsigned char byte);
+	void (*tx_flush)(void);
+};
+
+#define __console	__attribute__((unused, __section__ (".rodata.console_drivers")))
+
+/* Defined by the linker... */
+extern struct console_driver console_drivers[];
+extern struct console_driver econsole_drivers[];
+
+extern int console_loglevel;
+int do_printk(int msg_level, const char *fmt, ...);
+
+#define printk_emerg(fmt, arg...)   do_printk(BIOS_EMERG   ,fmt, ##arg)
+#define printk_alert(fmt, arg...)   do_printk(BIOS_ALERT   ,fmt, ##arg)
+#define printk_crit(fmt, arg...)    do_printk(BIOS_CRIT    ,fmt, ##arg)
+#define printk_err(fmt, arg...)     do_printk(BIOS_ERR     ,fmt, ##arg)
+#define printk_warning(fmt, arg...) do_printk(BIOS_WARNING ,fmt, ##arg)
+#define printk_notice(fmt, arg...)  do_printk(BIOS_NOTICE  ,fmt, ##arg)
+#define printk_info(fmt, arg...)    do_printk(BIOS_INFO    ,fmt, ##arg)
+#define printk_debug(fmt, arg...)   do_printk(BIOS_DEBUG   ,fmt, ##arg)
+#define printk_spew(fmt, arg...)    do_printk(BIOS_SPEW    ,fmt, ##arg)
+
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_EMERG
+#undef  printk_emerg
+#define printk_emerg(fmt, arg...)   do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_ALERT
+#undef  printk_alert
+#define printk_alart(fmt, arg...)   do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_CRIT
+#undef  printk_crit
+#define printk_crit(fmt, arg...)    do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_ERR
+#undef  printk_err
+#define printk_err(fmt, arg...)     do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_WARNING
+#undef  printk_warning
+#define printk_warning(fmt, arg...) do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_NOTICE
+#undef  printk_notice
+#define printk_notice(fmt, arg...)  do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_INFO
+#undef  printk_info
+#define printk_info(fmt, arg...)    do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_DEBUG
+#undef  printk_debug
+#define printk_debug(fmt, arg...)   do {} while(0)
+#endif
+#if MAXIMUM_CONSOLE_LOGLEVEL <= BIOS_SPEW
+#undef  printk_spew
+#define printk_spew(fmt, arg...)    do {} while(0)
+#endif
+
+
+#endif /* CONSOLE_CONSOLE_H_ */