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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2003 Eric Biederman
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef CONSOLE_CONSOLE_H_
#define CONSOLE_CONSOLE_H_
#include <stdint.h>
#include <arch/cpu.h>
#include <console/post_codes.h>
/* console.h is supposed to provide the log levels defined in here: */
#include <commonlib/loglevel.h>
#define RAM_DEBUG (CONFIG(DEBUG_RAM_SETUP) ? BIOS_DEBUG : BIOS_NEVER)
#define RAM_SPEW (CONFIG(DEBUG_RAM_SETUP) ? BIOS_SPEW : BIOS_NEVER)
#ifndef __ROMCC__
#include <console/vtxprintf.h>
void post_code(u8 value);
#if CONFIG(CMOS_POST_EXTRA)
void post_log_extra(u32 value);
struct device;
void post_log_path(const struct device *dev);
void post_log_clear(void);
#else
#define post_log_extra(x) do {} while (0)
#define post_log_path(x) do {} while (0)
#define post_log_clear() do {} while (0)
#endif
/* this function is weak and can be overridden by a mainboard function. */
void mainboard_post(u8 value);
void __noreturn die(const char *fmt, ...);
#define die_with_post_code(value, fmt, ...) \
do { post_code(value); die(fmt, ##__VA_ARGS__); } while (0)
/*
* This function is weak and can be overridden to provide additional
* feedback to the user. Possible use case: Play a beep.
*/
void die_notify(void);
#define __CONSOLE_ENABLE__ \
((ENV_BOOTBLOCK && CONFIG(BOOTBLOCK_CONSOLE)) || \
(ENV_POSTCAR && CONFIG(POSTCAR_CONSOLE)) || \
ENV_VERSTAGE || ENV_ROMSTAGE || ENV_RAMSTAGE || ENV_LIBAGESA || \
(ENV_SMM && CONFIG(DEBUG_SMI)))
#if __CONSOLE_ENABLE__
asmlinkage void console_init(void);
int console_log_level(int msg_level);
void do_putchar(unsigned char byte);
/* Return number of microseconds elapsed from start of stage or the previous
get_and_reset() call. */
long console_time_get_and_reset(void);
void console_time_report(void);
#define printk(LEVEL, fmt, args...) do_printk(LEVEL, fmt, ##args)
#define vprintk(LEVEL, fmt, args) do_vprintk(LEVEL, fmt, args)
enum { CONSOLE_LOG_NONE = 0, CONSOLE_LOG_FAST, CONSOLE_LOG_ALL };
#if CONFIG(CONSOLE_OVERRIDE_LOGLEVEL)
/*
* This function should be implemented at mainboard level.
* The returned value will _replace_ the loglevel value;
*/
int get_console_loglevel(void);
#else
static inline int get_console_loglevel(void)
{
return CONFIG_DEFAULT_CONSOLE_LOGLEVEL;
}
#endif
#else
static inline void console_init(void) {}
static inline int console_log_level(int msg_level) { return 0; }
static inline void printk(int LEVEL, const char *fmt, ...) {}
static inline void vprintk(int LEVEL, const char *fmt, va_list args) {}
static inline void do_putchar(unsigned char byte) {}
static inline long console_time_get_and_reset(void) { return 0; }
static inline void console_time_report(void) {}
#endif
int do_printk(int msg_level, const char *fmt, ...)
__attribute__((format(printf, 2, 3)));
int do_vprintk(int msg_level, const char *fmt, va_list args);
#else
static inline void romcc_printk(void) { }
#define printk(...) romcc_printk()
#endif /* !__ROMCC__ */
#endif /* CONSOLE_CONSOLE_H_ */
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