/* * 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 <rules.h> #include <arch/cpu.h> #include <console/post_codes.h> #include <commonlib/loglevel.h> #define RAM_DEBUG (IS_ENABLED(CONFIG_DEBUG_RAM_SETUP) ? BIOS_DEBUG : BIOS_NEVER) #define RAM_SPEW (IS_ENABLED(CONFIG_DEBUG_RAM_SETUP) ? BIOS_SPEW : BIOS_NEVER) #ifndef __ROMCC__ void post_code(u8 value); #if IS_ENABLED(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 *msg); /* * 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 && IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE)) || \ (ENV_POSTCAR && IS_ENABLED(CONFIG_POSTCAR_CONSOLE)) || \ ENV_VERSTAGE || ENV_ROMSTAGE || ENV_RAMSTAGE || ENV_LIBAGESA || \ (ENV_SMM && IS_ENABLED(CONFIG_DEBUG_SMI))) #if __CONSOLE_ENABLE__ asmlinkage 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) #if IS_ENABLED(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 do_putchar(unsigned char byte) {} #endif #if IS_ENABLED(CONFIG_VBOOT) /* 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_ */