1 /* 2 * Copyright 2001-2008 Texas Instruments - http://www.ti.com/ 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 /* 18 * ======== dsptrap.h ======== 19 * DSP-BIOS Bridge driver support functions for TI OMAP processors. 20 * Purpose: 21 * Handles interaction between user and driver layers. 22 * 23 *! Revision History 24 *! ================ 25 *! 13-Feb-2001 kc: DSP/BIOS Bridge name updates. 26 *! 28-Jan-2000 rr: New define for the TI Function offset. 27 *! NT_CMD_FROM_OFFSET moved in from wcdioctl.h 28 *! It is not hard coded any more; can be used by the class 29 *! driver as well. 30 *! 08-Oct-1999 rr: header information changed to dbclsdrv.dll 31 *! 18-Aug-1999 rr: Created 32 */ 33 34 #ifndef DSPTRAP_ 35 #define DSPTRAP_ 36 37 #include <wcdioctl.h> 38 39 #ifndef LINUX 40 #define TI_FUNCTION_OFFSET 0x5000 41 42 #define NT_CMD_FROM_OFFSET(x) CTL_CODE(FILE_DEVICE_UNKNOWN, \ 43 (TI_FUNCTION_OFFSET + (x)), METHOD_BUFFERED, FILE_ANY_ACCESS) 44 #endif 45 46 /* Function Prototypes */ 47 extern DWORD DSPTRAP_Trap(Trapped_Args * args, int cmd); 48 49 #endif /* DSPTRAP_ */ 50
