summaryrefslogtreecommitdiff
path: root/src/include/console
diff options
context:
space:
mode:
authorEric Biederman <ebiederm@xmission.com>2003-04-22 19:02:15 +0000
committerEric Biederman <ebiederm@xmission.com>2003-04-22 19:02:15 +0000
commit8ca8d7665d671e10d72b8fcb4d69121d75f7906e (patch)
treedaad2699b4e6b6014bce5a76e82dd9c974801777 /src/include/console
parentb138ac83b53da9abf3dc9a87a1cd4b3d3a8150bd (diff)
downloadcoreboot-8ca8d7665d671e10d72b8fcb4d69121d75f7906e.tar.xz
- Initial checkin of the freebios2 tree
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@784 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/include/console')
-rw-r--r--src/include/console/console.h76
-rw-r--r--src/include/console/loglevel.h30
2 files changed, 106 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_ */
diff --git a/src/include/console/loglevel.h b/src/include/console/loglevel.h
new file mode 100644
index 0000000000..a191b308d3
--- /dev/null
+++ b/src/include/console/loglevel.h
@@ -0,0 +1,30 @@
+#ifndef LOGLEVEL_H
+#define LOGLEVEL_H
+
+/* Safe for inclusion in assembly */
+
+#ifndef MAXIMUM_CONSOLE_LOGLEVEL
+#define MAXIMUM_CONSOLE_LOGLEVEL 8
+#endif
+
+#ifndef DEFAULT_CONSOLE_LOGLEVEL
+#define DEFAULT_CONSOLE_LOGLEVEL 8 /* anything MORE serious than BIOS_SPEW */
+#endif
+
+#if (DEFAULT_CONSOLE_LOGLEVEL <= MAXIMUM_CONSOLE_LOGLEVEL)
+#define ASM_CONSOLE_LOGLEVEL DEFAULT_CONSOLE_LOGLEVEL
+#else
+#define ASM_CONSOLE_LOGLEVEL MAXIMUM_CONSOLE_LOGLEVEL
+#endif
+
+#define BIOS_EMERG 0 /* system is unusable */
+#define BIOS_ALERT 1 /* action must be taken immediately */
+#define BIOS_CRIT 2 /* critical conditions */
+#define BIOS_ERR 3 /* error conditions */
+#define BIOS_WARNING 4 /* warning conditions */
+#define BIOS_NOTICE 5 /* normal but significant condition */
+#define BIOS_INFO 6 /* informational */
+#define BIOS_DEBUG 7 /* debug-level messages */
+#define BIOS_SPEW 8 /* Way too many details */
+
+#endif /* LOGLEVEL_H */