| /* |
| * Copyright (c) 2013 Kevin Wolf <kwolf@redhat.com> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to deal |
| * in the Software without restriction, including without limitation the rights |
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| * copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| * THE SOFTWARE. |
| */ |
| |
| #ifndef LIBC_H |
| #define LIBC_H |
| |
| /* Integer types */ |
| |
| typedef unsigned long long uint64_t; |
| typedef unsigned int uint32_t; |
| typedef unsigned short uint16_t; |
| typedef unsigned char uint8_t; |
| |
| typedef signed long long int64_t; |
| typedef signed int int32_t; |
| typedef signed short int16_t; |
| typedef signed char int8_t; |
| |
| typedef uint32_t uintptr_t; |
| |
| |
| /* stdarg.h */ |
| |
| typedef __builtin_va_list va_list; |
| #define va_start(ap, X) __builtin_va_start(ap, X) |
| #define va_arg(ap, type) __builtin_va_arg(ap, type) |
| #define va_end(ap) __builtin_va_end(ap) |
| |
| |
| /* Port I/O functions */ |
| |
| static inline void outb(uint16_t port, uint8_t data) |
| { |
| asm volatile ("outb %0, %1" : : "a" (data), "Nd" (port)); |
| } |
| |
| |
| /* Misc functions */ |
| |
| void printf(const char *fmt, ...); |
| |
| #endif |