Line data    Source code

       1             : /*
       2             :  * Copyright 2008 Advanced Micro Devices, Inc.
       3             :  *
       4             :  * Permission is hereby granted, free of charge, to any person obtaining a
       5             :  * copy of this software and associated documentation files (the "Software"),
       6             :  * to deal in the Software without restriction, including without limitation
       7             :  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
       8             :  * and/or sell copies of the Software, and to permit persons to whom the
       9             :  * Software is 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
      18             :  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
      19             :  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
      20             :  * OTHER DEALINGS IN THE SOFTWARE.
      21             :  *
      22             :  * Author: Stanislaw Skowronek
      23             :  */
      24             : 
      25             : #ifndef ATOM_BITS_H
      26             : #define ATOM_BITS_H
      27             : 
      28           0 : static inline uint8_t get_u8(void *bios, int ptr)
      29             : {
      30           0 :     return ((unsigned char *)bios)[ptr];
      31             : }
      32             : #define U8(ptr) get_u8(ctx->ctx->bios, (ptr))
      33             : #define CU8(ptr) get_u8(ctx->bios, (ptr))
      34           0 : static inline uint16_t get_u16(void *bios, int ptr)
      35             : {
      36           0 :     return get_u8(bios ,ptr)|(((uint16_t)get_u8(bios, ptr+1))<<8);
      37             : }
      38             : #define U16(ptr) get_u16(ctx->ctx->bios, (ptr))
      39             : #define CU16(ptr) get_u16(ctx->bios, (ptr))
      40           0 : static inline uint32_t get_u32(void *bios, int ptr)
      41             : {
      42           0 :     return get_u16(bios, ptr)|(((uint32_t)get_u16(bios, ptr+2))<<16);
      43             : }
      44             : #define U32(ptr) get_u32(ctx->ctx->bios, (ptr))
      45             : #define CU32(ptr) get_u32(ctx->bios, (ptr))
      46             : #define CSTR(ptr) (((char *)(ctx->bios))+(ptr))
      47             : 
      48             : #endif