/* * This file is part of the coreboot project. * * Copyright (C) 2009 coresystems GmbH * * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef __CONSOLE_VTXPRINTF_H #define __CONSOLE_VTXPRINTF_H /* With GCC we use -nostdinc -ffreestanding to keep out system includes. * Unfortunately this also gets us rid of the _compiler_ includes, like * stdarg.h. To work around the issue, we define varargs directly here. * On LLVM we can still just include stdarg.h. */ #ifdef __GNUC__ #define va_start(v,l) __builtin_va_start(v,l) #define va_end(v) __builtin_va_end(v) #define va_arg(v,l) __builtin_va_arg(v,l) typedef __builtin_va_list va_list; #else #include <stdarg.h> #endif int vtxprintf(void (*tx_byte)(unsigned char byte), const char *fmt, va_list args); #endif