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Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/pm/beos/pm.c')
| -rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/beos/pm.c | 539 |
1 files changed, 0 insertions, 539 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/pm/beos/pm.c b/board/MAI/bios_emulator/scitech/src/pm/beos/pm.c deleted file mode 100644 index 2dcb1b81fb..0000000000 --- a/board/MAI/bios_emulator/scitech/src/pm/beos/pm.c +++ /dev/null @@ -1,539 +0,0 @@ -/**************************************************************************** -* -* SciTech OS Portability Manager Library -* -* ======================================================================== -* -* The contents of this file are subject to the SciTech MGL Public -* License Version 1.0 (the "License"); you may not use this file -* except in compliance with the License. You may obtain a copy of -* the License at http://www.scitechsoft.com/mgl-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. -* -* The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc. -* -* The Initial Developer of the Original Code is SciTech Software, Inc. -* All Rights Reserved. -* -* ======================================================================== -* -* Language: ANSI C -* Environment: BeOS -* -* Description: Implementation for the OS Portability Manager Library, which -* contains functions to implement OS specific services in a -* generic, cross platform API. Porting the OS Portability -* Manager library is the first step to porting any SciTech -* products to a new platform. -* -****************************************************************************/ - -#include "pmapi.h" -#include "drvlib/os/os.h" -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -/* TODO: Include any BeOS specific headers here! */ - -/*--------------------------- Global variables ----------------------------*/ - -static void (PMAPIP fatalErrorCleanup)(void) = NULL; - -/*----------------------------- Implementation ----------------------------*/ - -void PMAPI PM_init(void) -{ - /* TODO: Do any initialisation in here. This includes getting IOPL */ - /* access for the process calling PM_init. This will get called */ - /* more than once. */ - - /* TODO: If you support the supplied MTRR register stuff (you need to */ - /* be at ring 0 for this!), you should initialise it in here. */ - -/* MTRR_init(); */ -} - -long PMAPI PM_getOSType(void) -{ return _OS_BEOS; } - -int PMAPI PM_getModeType(void) -{ return PM_386; } - -void PMAPI PM_backslash(char *s) -{ - uint pos = strlen(s); - if (s[pos-1] != '/') { - s[pos] = '/'; - s[pos+1] = '\0'; - } -} - -void PMAPI PM_setFatalErrorCleanup( - void (PMAPIP cleanup)(void)) -{ - fatalErrorCleanup = cleanup; -} - -void PMAPI PM_fatalError(const char *msg) -{ - /* TODO: If you are running in a GUI environment without a console, */ - /* this needs to be changed to bring up a fatal error message */ - /* box and terminate the program. */ - if (fatalErrorCleanup) - fatalErrorCleanup(); - fprintf(stderr,"%s\n", msg); - exit(1); -} - -void * PMAPI PM_getVESABuf(uint *len,uint *rseg,uint *roff) -{ - /* No BIOS access for the BeOS */ - return NULL; -} - -int PMAPI PM_kbhit(void) -{ - /* TODO: This function checks if a key is available to be read. This */ - /* should be implemented, but is mostly used by the test programs */ - /* these days. */ - return true; -} - -int PMAPI PM_getch(void) -{ - /* TODO: This returns the ASCII code of the key pressed. This */ - /* should be implemented, but is mostly used by the test programs */ - /* these days. */ - return 0xD; -} - -int PMAPI PM_openConsole(void) -{ - /* TODO: Opens up a fullscreen console for graphics output. If your */ - /* console does not have graphics/text modes, this can be left */ - /* empty. The main purpose of this is to disable console switching */ - /* when in graphics modes if you can switch away from fullscreen */ - /* consoles (if you want to allow switching, this can be done */ - /* elsewhere with a full save/restore state of the graphics mode). */ - return 0; -} - -int PMAPI PM_getConsoleStateSize(void) -{ - /* TODO: Returns the size of the console state buffer used to save the */ - /* state of the console before going into graphics mode. This is */ - /* used to restore the console back to normal when we are done. */ - return 1; -} - -void PMAPI PM_saveConsoleState(void *stateBuf,int console_id) -{ - /* TODO: Saves the state of the console into the state buffer. This is */ - /* used to restore the console back to normal when we are done. */ - /* We will always restore 80x25 text mode after being in graphics */ - /* mode, so if restoring text mode is all you need to do this can */ - /* be left empty. */ -} - -void PMAPI PM_restoreConsoleState(const void *stateBuf,int console_id) -{ - /* TODO: Restore the state of the console from the state buffer. This is */ - /* used to restore the console back to normal when we are done. */ - /* We will always restore 80x25 text mode after being in graphics */ - /* mode, so if restoring text mode is all you need to do this can */ - /* be left empty. */ -} - -void PMAPI PM_closeConsole(int console_id) -{ - /* TODO: Close the console when we are done, going back to text mode. */ -} - -void PM_setOSCursorLocation(int x,int y) -{ - /* TODO: Set the OS console cursor location to the new value. This is */ - /* generally used for new OS ports (used mostly for DOS). */ -} - -void PM_setOSScreenWidth(int width,int height) -{ - /* TODO: Set the OS console screen width. This is generally unused for */ - /* new OS ports. */ -} - -ibool PMAPI PM_setRealTimeClockHandler(PM_intHandler ih, int frequency) -{ - /* TODO: Install a real time clock interrupt handler. Normally this */ - /* will not be supported from most OS'es in user land, so an */ - /* alternative mechanism is needed to enable software stereo. */ - /* Hence leave this unimplemented unless you have a high priority */ - /* mechanism to call the 32-bit callback when the real time clock */ - /* interrupt fires. */ - return false; -} - -void PMAPI PM_setRealTimeClockFrequency(int frequency) -{ - /* TODO: Set the real time clock interrupt frequency. Used for stereo */ - /* LC shutter glasses when doing software stereo. Usually sets */ - /* the frequency to around 2048 Hz. */ -} - -void PMAPI PM_restoreRealTimeClockHandler(void) -{ - /* TODO: Restores the real time clock handler. */ -} - -char * PMAPI PM_getCurrentPath( - char *path, - int maxLen) -{ - return getcwd(path,maxLen); -} - -char PMAPI PM_getBootDrive(void) -{ return '/'; } - -const char * PMAPI PM_getVBEAFPath(void) -{ return PM_getNucleusConfigPath(); } - -const char * PMAPI PM_getNucleusPath(void) -{ - char *env = getenv("NUCLEUS_PATH"); - return env ? env : "/usr/lib/nucleus"; -} - -const char * PMAPI PM_getNucleusConfigPath(void) -{ - static char path[256]; - strcpy(path,PM_getNucleusPath()); - PM_backslash(path); - strcat(path,"config"); - return path; -} - -const char * PMAPI PM_getUniqueID(void) -{ - /* TODO: Return a unique ID for the machine. If a unique ID is not */ - /* available, return the machine name. */ - static char buf[128]; - gethostname(buf, 128); - return buf; -} - -const char * PMAPI PM_getMachineName(void) -{ - /* TODO: Return the network machine name for the machine. */ - static char buf[128]; - gethostname(buf, 128); - return buf; -} - -void * PMAPI PM_getBIOSPointer(void) -{ - /* No BIOS access on the BeOS */ - return NULL; -} - -void * PMAPI PM_getA0000Pointer(void) -{ - static void *bankPtr; - if (!bankPtr) - bankPtr = PM_mapPhysicalAddr(0xA0000,0xFFFF,true); - return bankPtr; -} - -void * PMAPI PM_mapPhysicalAddr(ulong base,ulong limit,ibool isCached) -{ - /* TODO: This function maps a physical memory address to a linear */ - /* address in the address space of the calling process. */ - - /* NOTE: This function *must* be able to handle any phsyical base */ - /* address, and hence you will have to handle rounding of */ - /* the physical base address to a page boundary (ie: 4Kb on */ - /* x86 CPU's) to be able to properly map in the memory */ - /* region. */ - - /* NOTE: If possible the isCached bit should be used to ensure that */ - /* the PCD (Page Cache Disable) and PWT (Page Write Through) */ - /* bits are set to disable caching for a memory mapping used */ - /* for MMIO register access. We also disable caching using */ - /* the MTRR registers for Pentium Pro and later chipsets so if */ - /* MTRR support is enabled for your OS then you can safely ignore */ - /* the isCached flag and always enable caching in the page */ - /* tables. */ - return NULL; -} - -void PMAPI PM_freePhysicalAddr(void *ptr,ulong limit) -{ - /* TODO: This function will free a physical memory mapping previously */ - /* allocated with PM_mapPhysicalAddr() if at all possible. If */ - /* you can't free physical memory mappings, simply do nothing. */ -} - -ulong PMAPI PM_getPhysicalAddr(void *p) -{ - /* TODO: This function should find the physical address of a linear */ - /* address. */ - return 0xFFFFFFFFUL; -} - -void PMAPI PM_sleep(ulong milliseconds) -{ - /* TODO: Put the process to sleep for milliseconds */ -} - -int PMAPI PM_getCOMPort(int port) -{ - /* TODO: Re-code this to determine real values using the Plug and Play */ - /* manager for the OS. */ - switch (port) { - case 0: return 0x3F8; - case 1: return 0x2F8; - } - return 0; -} - -int PMAPI PM_getLPTPort(int port) -{ - /* TODO: Re-code this to determine real values using the Plug and Play */ - /* manager for the OS. */ - switch (port) { - case 0: return 0x3BC; - case 1: return 0x378; - case 2: return 0x278; - } - return 0; -} - -void * PMAPI PM_mallocShared(long size) -{ - /* TODO: This is used to allocate memory that is shared between process */ - /* that all access the common Nucleus drivers via a common display */ - /* driver DLL. If your OS does not support shared memory (or if */ - /* the display driver does not need to allocate shared memory */ - /* for each process address space), this should just call PM_malloc. */ - return PM_malloc(size); -} - -void PMAPI PM_freeShared(void *ptr) -{ - /* TODO: Free the shared memory block. This will be called in the context */ - /* of the original calling process that allocated the shared */ - /* memory with PM_mallocShared. Simply call free if you do not */ - /* need this. */ - PM_free(ptr); -} - -void * PMAPI PM_mapToProcess(void *base,ulong limit) -{ - /* TODO: This function is used to map a physical memory mapping */ - /* previously allocated with PM_mapPhysicalAddr into the */ - /* address space of the calling process. If the memory mapping */ - /* allocated by PM_mapPhysicalAddr is global to all processes, */ - /* simply return the pointer. */ - return base; -} - -void * PMAPI PM_mapRealPointer(uint r_seg,uint r_off) -{ - /* No BIOS access on the BeOS */ - return NULL; -} - -void * PMAPI PM_allocRealSeg(uint size,uint *r_seg,uint *r_off) -{ - /* No BIOS access on the BeOS */ - return NULL; -} - -void PMAPI PM_freeRealSeg(void *mem) -{ - /* No BIOS access on the BeOS */ -} - -void PMAPI DPMI_int86(int intno, DPMI_regs *regs) -{ - /* No BIOS access on the BeOS */ -} - -int PMAPI PM_int86(int intno, RMREGS *in, RMREGS *out) -{ - /* No BIOS access on the BeOS */ - return 0; -} - -int PMAPI PM_int86x(int intno, RMREGS *in, RMREGS *out, - RMSREGS *sregs) -{ - /* No BIOS access on the BeOS */ - return 0; -} - -void PMAPI PM_callRealMode(uint seg,uint off, RMREGS *in, - RMSREGS *sregs) -{ - /* No BIOS access on the BeOS */ -} - -void PMAPI PM_availableMemory(ulong *physical,ulong *total) -{ - /* TODO: Report the amount of available memory, both the amount of */ - /* physical memory left and the amount of virtual memory left. */ - /* If the OS does not provide these services, report 0's. */ - *physical = *total = 0; -} - -void * PMAPI PM_allocLockedMem(uint size,ulong *physAddr,ibool contiguous,ibool below16Meg) -{ - /* TODO: Allocate a block of locked, physical memory of the specified */ - /* size. This is used for bus master operations. If this is not */ - /* supported by the OS, return NULL and bus mastering will not */ - /* be used. */ - return NULL; -} - -void PMAPI PM_freeLockedMem(void *p,uint size,ibool contiguous) -{ - /* TODO: Free a memory block allocated with PM_allocLockedMem. */ -} - -void PMAPI PM_setBankA(int bank) -{ - /* No BIOS access on the BeOS */ -} - -void PMAPI PM_setBankAB(int bank) -{ - /* No BIOS access on the BeOS */ -} - -void PMAPI PM_setCRTStart(int x,int y,int waitVRT) -{ - /* No BIOS access on the BeOS */ -} - -ibool PMAPI PM_enableWriteCombine(ulong base,ulong length,uint type) -{ - /* TODO: This function should enable Pentium Pro and Pentium II MTRR */ - /* write combining for the passed in physical memory base address */ - /* and length. Normally this is done via calls to an OS specific */ - /* device driver as this can only be done at ring 0. */ - /* */ - /* NOTE: This is a *very* important function to implement! If you do */ - /* not implement, graphics performance on the latest Intel chips */ - /* will be severly impaired. For sample code that can be used */ - /* directly in a ring 0 device driver, see the MSDOS implementation */ - /* which includes assembler code to do this directly (if the */ - /* program is running at ring 0). */ - return false; -} - -ibool PMAPI PM_doBIOSPOST(ushort axVal,ulong BIOSPhysAddr,void *mappedBIOS) -{ - /* TODO: This function is used to run the BIOS POST code on a secondary */ - /* controller to initialise it for use. This is not necessary */ - /* for multi-controller operation, but it will make it a lot */ - /* more convenicent for end users (otherwise they have to boot */ - /* the system once with the secondary controller as primary, and */ - /* then boot with both controllers installed). */ - /* */ - /* Even if you don't support full BIOS access, it would be */ - /* adviseable to be able to POST the secondary controllers in the */ - /* system using this function as a minimum requirement. Some */ - /* graphics hardware has registers that contain values that only */ - /* the BIOS knows about, which makes bring up a card from cold */ - /* reset difficult if the BIOS has not POST'ed it. */ - return false; -} - -/**************************************************************************** -REMARKS: -Function to find the first file matching a search criteria in a directory. -****************************************************************************/ -ulong PMAPI PM_findFirstFile( - const char *filename, - PM_findData *findData) -{ - (void)filename; - (void)findData; - return PM_FILE_INVALID; -} - -/**************************************************************************** -REMARKS: -Function to find the next file matching a search criteria in a directory. -****************************************************************************/ -ibool PMAPI PM_findNextFile( - ulong handle, - PM_findData *findData) -{ - (void)handle; - (void)findData; - return false; -} - -/**************************************************************************** -REMARKS: -Function to close the find process -****************************************************************************/ -void PMAPI PM_findClose( - ulong handle) -{ - (void)handle; -} - -/**************************************************************************** -REMARKS: -Function to determine if a drive is a valid drive or not. Under Unix this -function will return false for anything except a value of 3 (considered -the root drive, and equivalent to C: for non-Unix systems). The drive -numbering is: - - 1 - Drive A: - 2 - Drive B: - 3 - Drive C: - etc - -****************************************************************************/ -ibool PMAPI PM_driveValid( - char drive) -{ - if (drive == 3) - return true; - return false; -} - -/**************************************************************************** -REMARKS: -Function to get the current working directory for the specififed drive. -Under Unix this will always return the current working directory regardless -of what the value of 'drive' is. -****************************************************************************/ -void PMAPI PM_getdcwd( - int drive, - char *dir, - int len) -{ - (void)drive; - getcwd(dir,len); -} - -/**************************************************************************** -REMARKS: -Function to change the file attributes for a specific file. -****************************************************************************/ -void PMAPI PM_setFileAttr( - const char *filename, - uint attrib) -{ - /* TODO: Set the file attributes for a file */ - (void)filename; - (void)attrib; -} |
