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/*
* printk.h: printk to serial for very early boot stages
*
* Copyright (c) 2006-2010, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of the Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef __PRINTK_H__
#define __PRINTK_H__
#include <com.h>
#include <vga.h>
#define TBOOT_LOGBUF_SIZE 256
#define TBOOT_LOG_LEVEL_NONE 0x00
#define TBOOT_LOG_LEVEL_ERR 0x01
#define TBOOT_LOG_LEVEL_WARN 0x02
#define TBOOT_LOG_LEVEL_INFO 0x04
#define TBOOT_LOG_LEVEL_DETA 0x08
#define TBOOT_LOG_LEVEL_ALL 0xFF
#define TBOOT_LOG_TARGET_NONE 0x00
#define TBOOT_LOG_TARGET_VGA 0x01
#define TBOOT_LOG_TARGET_SERIAL 0x02
#define TBOOT_LOG_TARGET_MEMORY 0x04
#define TBOOT_LOG_TARGET_EFI 0x10
uint8_t g_log_level;
uint8_t g_log_targets;
uint8_t g_vga_delay;
serial_port_t g_com_port;
#define serial_init() comc_init()
#define serial_write(s, n) comc_puts(s, n)
#define vga_write(s,n) vga_puts(s, n)
#define efi_write(s,n) efi_puts(s, n)
typedef enum {
INIT_EARLY_EFI,
INIT_PRE_LAUNCH,
INIT_POST_EBS,
INIT_POST_LAUNCH
} printk_init_t;
void printk_init(printk_init_t init_type);
void printk(const char *fmt, ...)
__attribute__ ((format (printf, 1, 2)));
#endif
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