diff options
Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/common/aalib.c')
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/common/aalib.c | 225 |
1 files changed, 0 insertions, 225 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/common/aalib.c b/board/MAI/bios_emulator/scitech/src/common/aalib.c deleted file mode 100644 index 5003b2229..000000000 --- a/board/MAI/bios_emulator/scitech/src/common/aalib.c +++ /dev/null @@ -1,225 +0,0 @@ -/**************************************************************************** -* -* SciTech Nucleus Audio Architecture -* -* Copyright (C) 1991-1998 SciTech Software, Inc. -* All rights reserved. -* -* ====================================================================== -* |REMOVAL OR MODIFICATION OF THIS HEADER IS STRICTLY PROHIBITED BY LAW| -* | | -* |This copyrighted computer code contains proprietary technology | -* |owned by SciTech Software, Inc., located at 505 Wall Street, | -* |Chico, CA 95928 USA (http://www.scitechsoft.com). | -* | | -* |The contents of this file are subject to the SciTech Nucleus | -* |License; you may *not* use this file or related software except in | -* |compliance with the License. You may obtain a copy of the License | -* |at http://www.scitechsoft.com/nucleus-license.txt | -* | | -* |Software distributed under the License is distributed on an | -* |"AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or | -* |implied. See the License for the specific language governing | -* |rights and limitations under the License. | -* | | -* |REMOVAL OR MODIFICATION OF THIS HEADER IS STRICTLY PROHIBITED BY LAW| -* ====================================================================== -* -* Language: ANSI C -* Environment: Any 32-bit protected mode environment -* -* Description: C module for the Graphics Accelerator Driver API. Uses -* the SciTech PM library for interfacing with DOS -* extender specific functions. -* -****************************************************************************/ - -#include "nucleus/audio.h" -#ifdef __WIN32_VXD__ -#include "sdd/sddhelp.h" -#else -#include <stdio.h> -#include <stdlib.h> -#endif - -/*---------------------------- Global Variables ---------------------------*/ - -#ifdef TEST_HARNESS -extern PM_imports _VARAPI _PM_imports; -#else -AA_exports _VARAPI _AA_exports; -static int loaded = false; -static PE_MODULE *hModBPD = NULL; - -#ifdef __DRIVER__ -extern PM_imports _PM_imports; -#else -#include "pmimp.h" -#endif - -static N_imports _N_imports = { - sizeof(N_imports), - _OS_delay, - }; - -#ifdef __DRIVER__ -extern AA_imports _AA_imports; -#else -static AA_imports _AA_imports = { - sizeof(AA_imports), - }; -#endif -#endif - -/*----------------------------- Implementation ----------------------------*/ - -#define DLL_NAME "audio.bpd" - -#ifndef TEST_HARNESS -/**************************************************************************** -REMARKS: -Fatal error handler for non-exported AA_exports. -****************************************************************************/ -static void _AA_fatalErrorHandler(void) -{ - PM_fatalError("Unsupported Nucleus export function called! Please upgrade your copy of Nucleus!\n"); -} - -/**************************************************************************** -REMARKS: -Loads the Nucleus binary portable DLL into memory and initilises it. -****************************************************************************/ -static ibool LoadDriver(void) -{ - AA_initLibrary_t AA_initLibrary; - AA_exports *aaExp; - char filename[PM_MAX_PATH]; - char bpdpath[PM_MAX_PATH]; - int i,max; - ulong *p; - - /* Check if we have already loaded the driver */ - if (loaded) - return true; - PM_init(); - _AA_exports.dwSize = sizeof(_AA_exports); - - /* Open the BPD file */ - if (!PM_findBPD(DLL_NAME,bpdpath)) - return false; - strcpy(filename,bpdpath); - strcat(filename,DLL_NAME); - if ((hModBPD = PE_loadLibrary(filename,false)) == NULL) - return false; - if ((AA_initLibrary = (AA_initLibrary_t)PE_getProcAddress(hModBPD,"_AA_initLibrary")) == NULL) - return false; - bpdpath[strlen(bpdpath)-1] = 0; - if (strcmp(bpdpath,PM_getNucleusPath()) == 0) - strcpy(bpdpath,PM_getNucleusConfigPath()); - else { - PM_backslash(bpdpath); - strcat(bpdpath,"config"); - } - if ((aaExp = AA_initLibrary(bpdpath,filename,&_PM_imports,&_N_imports,&_AA_imports)) == NULL) - PM_fatalError("AA_initLibrary failed!\n"); - - /* Initialize all default imports to point to fatal error handler - * for upwards compatibility, and copy the exported functions. - */ - max = sizeof(_AA_exports)/sizeof(AA_initLibrary_t); - for (i = 0,p = (ulong*)&_AA_exports; i < max; i++) - *p++ = (ulong)_AA_fatalErrorHandler; - memcpy(&_AA_exports,aaExp,MIN(sizeof(_AA_exports),aaExp->dwSize)); - loaded = true; - return true; -} - -/* The following are stub entry points that the application calls to - * initialise the Nucleus loader library, and we use this to load our - * driver DLL from disk and initialise the library using it. - */ - -/* {secret} */ -int NAPI AA_status(void) -{ - if (!loaded) - return nDriverNotFound; - return _AA_exports.AA_status(); -} - -/* {secret} */ -const char * NAPI AA_errorMsg( - N_int32 status) -{ - if (!loaded) - return "Unable to load Nucleus device driver!"; - return _AA_exports.AA_errorMsg(status); -} - -/* {secret} */ -int NAPI AA_getDaysLeft(void) -{ - if (!LoadDriver()) - return -1; - return _AA_exports.AA_getDaysLeft(); -} - -/* {secret} */ -int NAPI AA_registerLicense(uchar *license) -{ - if (!LoadDriver()) - return 0; - return _AA_exports.AA_registerLicense(license); -} - -/* {secret} */ -int NAPI AA_enumerateDevices(void) -{ - if (!LoadDriver()) - return 0; - return _AA_exports.AA_enumerateDevices(); -} - -/* {secret} */ -AA_devCtx * NAPI AA_loadDriver(N_int32 deviceIndex) -{ - if (!LoadDriver()) - return NULL; - return _AA_exports.AA_loadDriver(deviceIndex); -} -#endif - -typedef struct { - N_uint32 low; - N_uint32 high; - } AA_largeInteger; - -void NAPI _OS_delay8253(N_uint32 microSeconds); -ibool NAPI _GA_haveCPUID(void); -uint NAPI _GA_getCPUIDFeatures(void); -void NAPI _GA_readTimeStamp(AA_largeInteger *time); -#define CPU_HaveRDTSC 0x00000010 - -/**************************************************************************** -REMARKS: -This function delays for the specified number of microseconds -****************************************************************************/ -void NAPI _OS_delay( - N_uint32 microSeconds) -{ - static ibool inited = false; - LZTimerObject tm; - - if (_GA_haveCPUID() && (_GA_getCPUIDFeatures() & CPU_HaveRDTSC) != 0) { - if (!inited) { - ZTimerInit(); - inited = true; - } - LZTimerOnExt(&tm); - while (LZTimerLapExt(&tm) < microSeconds) - ; - LZTimerOnExt(&tm); - } - else - _OS_delay8253(microSeconds); -} |