projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| d1f3a23b KW |
1 | /* |
| 2 | * Copyright (c) 2013 Kevin Wolf <[email protected]> | |
| 3 | * | |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
| 5 | * of this software and associated documentation files (the "Software"), to deal | |
| 6 | * in the Software without restriction, including without limitation the rights | |
| 7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| 8 | * copies of the Software, and to permit persons to whom the Software is | |
| 9 | * furnished to do so, subject to the following conditions: | |
| 10 | * | |
| 11 | * The above copyright notice and this permission notice shall be included in | |
| 12 | * all copies or substantial portions of the Software. | |
| 13 | * | |
| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
| 17 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
| 18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
| 19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
| 20 | * THE SOFTWARE. | |
| 21 | */ | |
| 22 | ||
| 23 | #ifndef LIBC_H | |
| 24 | #define LIBC_H | |
| 25 | ||
| 26 | /* Integer types */ | |
| 27 | ||
| 28 | typedef unsigned long long uint64_t; | |
| 29 | typedef unsigned int uint32_t; | |
| 30 | typedef unsigned short uint16_t; | |
| 31 | typedef unsigned char uint8_t; | |
| 32 | ||
| 33 | typedef signed long long int64_t; | |
| 34 | typedef signed int int32_t; | |
| 35 | typedef signed short int16_t; | |
| 36 | typedef signed char int8_t; | |
| 37 | ||
| 38 | typedef uint32_t uintptr_t; | |
| 39 | ||
| 40 | ||
| 41 | /* stdarg.h */ | |
| 42 | ||
| 43 | typedef __builtin_va_list va_list; | |
| 44 | #define va_start(ap, X) __builtin_va_start(ap, X) | |
| 45 | #define va_arg(ap, type) __builtin_va_arg(ap, type) | |
| 46 | #define va_end(ap) __builtin_va_end(ap) | |
| 47 | ||
| 48 | ||
| 49 | /* Port I/O functions */ | |
| 50 | ||
| 51 | static inline void outb(uint16_t port, uint8_t data) | |
| 52 | { | |
| 53 | asm volatile ("outb %0, %1" : : "a" (data), "Nd" (port)); | |
| 54 | } | |
| 55 | ||
| 56 | ||
| 57 | /* Misc functions */ | |
| 58 | ||
| 59 | void printf(const char *fmt, ...); | |
| 60 | ||
| 61 | #endif |