skarg
129 lines
4.6 KiB
C
129 lines
4.6 KiB
C
/**************************************************************************
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*
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* Copyright (C) 2005 Steve Karg <skarg@users.sourceforge.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*********************************************************************/
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#include <rttarget.h>
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#include <rtkernel.h>
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#include <windows.h>
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extern void RTEmuInit(void);
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#ifdef _MSC_VER
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#define VOIDEXPORT _declspec(dllexport) void __cdecl
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#else
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#define VOIDEXPORT void __export __cdecl
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#endif
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/* DISK SYSTEM */
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#ifdef DOC // include DiskOnChip driver
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#include <rtfiles.h>
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#define RTF_MAX_FILES 16 // support for more open files (default is 8)
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#define RTF_BUFFERS_IN_BSS // we do not need file I/O before the run-time
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#include <rtfdata.c> // system is initialized
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//#define READ_HEAD_BUFFER_SIZE 2048+4
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//static BYTE ReadAheadBuffer[READ_HEAD_BUFFER_SIZE];
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static RTFDrvFLPYData FLPYDriveAData = {0};
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static RTFDrvDOCData DOCDriveData = {0};
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static RTFDrvIDEData IDEDriveData = {0};
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RTFDevice RTFDeviceList[] =
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{
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/* type,number,flags,driver,driverdata */
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{ RTF_DEVICE_FLOPPY, 0, 0, &RTFDrvFloppy, &FLPYDriveAData},
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{ RTF_DEVICE_FDISK , 0, 0, &RTFDrvDOC, &DOCDriveData},
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{ RTF_DEVICE_FDISK , 0, 0, &RTFDrvIDE, &IDEDriveData},
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{ 0 , 0, 0, NULL, NULL}
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};
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#endif
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/* END OF DISK SYSTEM */
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/* RTTarget only defines 64 Win32 handles, which are not enough for BACstac */
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/* the following code is from the RTTarget manual, page 106 */
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#define MAXHANDLES 1024
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#define MAXOBJECTS 1024
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#define MAXTYPES 32
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RTW32Handle RTHandleTable[MAXHANDLES] = {{0}};
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int RTHandleCount = MAXHANDLES;
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RTW32Object RTObjectTable[MAXOBJECTS] = {{0}};
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int RTObjectCount = MAXOBJECTS;
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RTW32Types RTTypeTable[MAXTYPES] = {{0}};
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int RTTypeCount = MAXTYPES;
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#if 0
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/* We can embed some files in the RTB file, like a binary
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file used for configuring a remote device, using
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'Locate File filename HighMem' in the config (.CFG) file.
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However, the default setup for RTFiles and RTTarget
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doesn't include the RAM files, so we need to specify
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that here, as well as the LPT, console, and FAT.
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From RTFiles-32 manual, ch. 7, "Using RTFiles-32 with
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RTTarget-32" */
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RTFileSystem Console =
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{ RT_FS_CONSOLE, 0, 0, &RTConsoleFileSystem };
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RTFileSystem LPTFiles =
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{ RT_FS_LPT_DEVICE, 0, 0, &RTLPTFileSystem };
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/* logical drive Z: can be used to access the RAM drive */
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RTFileSystem RAMFiles =
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{ RT_FS_FILE,1 << ('Z'-'A'), 0, &RTRAMFileSystem };
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/* logical drive A: through D: are reserved for FAT */
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RTFileSystem FATFiles =
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{ RT_FS_FILE | RT_FS_IS_DEFAULT, 0x0F, 0x03, &RTFilesFileSystem };
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RTFileSystem *RTFileSystemList[] =
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{
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&Console,
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&LPTFiles,
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&RAMFiles,
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&FATFiles,
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NULL,
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};
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#endif
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/*-----------------------------------*/
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VOIDEXPORT Init(void)
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{
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(void)RTSetFlags(RT_MM_VIRTUAL, 1); // this is the better method
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(void)RTCMOSExtendHeap(); // get as much memory as we can
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RTCMOSSetSystemTime(); // get the right date and time
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RTEmuInit(); // set up floating point emulation
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// pizza - RTHaltCPL3 appears to cause problems with file handling
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//RTIdleHandler = (void RTTAPI *)RTHaltCPL3; // low power when idle
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// not needed with pre-emptive
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//RTKTimeSlice(2); // allow same priority task switch
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RTKConfig.Flags |= RF_PREEMPTIVE; // preemptive multitasking
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RTKConfig.Flags |= RF_WIN32MUTEX_MUTEX; // Win32 mutexes are RTK32 mutexes
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RTKConfig.Flags |= RF_FPCONTEXT; // saves floating point context for tasks
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RTKConfig.HookedIRQs |= 1 << 1; // hook the keyboard IRQ
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RTKConfig.DefaultTaskStackSize = 1024*8; // for Win32 task stacks req = 0
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}
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