/* * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc. */ #ifndef CONSOLE_CONSOLE_H_ #define CONSOLE_CONSOLE_H_ #include <stdint.h> #include <rules.h> #include <console/post_codes.h> #include <commonlib/loglevel.h> #ifndef __ROMCC__ struct console_driver { void (*init)(int); void (*tx_byte)(int, unsigned char byte); void (*tx_flush)(int); unsigned char (*rx_byte)(int); int (*tst_byte)(void); }; void post_code(u8 value); #if CONFIG_CMOS_POST_EXTRA void post_log_extra(u32 value); struct device; void post_log_path(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 __attribute__ ((noreturn)) die(const char *msg); #define __CONSOLE_ENABLE__ \ ((ENV_BOOTBLOCK && CONFIG_BOOTBLOCK_CONSOLE) || \ ENV_SECMON || ENV_VERSTAGE || \ ENV_ROMSTAGE || ENV_RAMSTAGE || (ENV_SMM && CONFIG_DEBUG_SMI)) #if __CONSOLE_ENABLE__ void console_init(void); int console_log_level(int msg_level); int do_printk(int msg_level, const char *fmt, ...) __attribute__((format(printf, 2, 3))); void do_putchar(unsigned char byte); #define printk(LEVEL, fmt, args...) \ do { do_printk(LEVEL, fmt, ##args); } while(0) #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 do_putchar(unsigned char byte) {} #endif #if CONFIG_CHROMEOS /* FIXME: Collision of varargs with AMD headers without guard. */ #include <console/vtxprintf.h> #if __CONSOLE_ENABLE__ void do_printk_va_list(int msg_level, const char *fmt, va_list args); #else static inline void do_printk_va_list(int l, const char *fmt, va_list args) {} #endif #endif #endif /* !__ROMCC__ */ #endif /* CONSOLE_CONSOLE_H_ */