| /* |
| * 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. |
| */ |
| |
| #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, void *data), |
| const char *fmt, va_list args, void *data); |
| |
| #endif |