diff options
Diffstat (limited to 'board/MAI/bios_emulator/scitech/src/pm/os2/pm.c')
-rw-r--r-- | board/MAI/bios_emulator/scitech/src/pm/os2/pm.c | 730 |
1 files changed, 365 insertions, 365 deletions
diff --git a/board/MAI/bios_emulator/scitech/src/pm/os2/pm.c b/board/MAI/bios_emulator/scitech/src/pm/os2/pm.c index 50251028062..756eead1dd6 100644 --- a/board/MAI/bios_emulator/scitech/src/pm/os2/pm.c +++ b/board/MAI/bios_emulator/scitech/src/pm/os2/pm.c @@ -116,16 +116,16 @@ typedef struct _VIDEO_ADAPTER { /* PMIREQUEST_SOFTWAREINT structures from OS/2 DDK */ typedef struct { - ULONG ulFlags; // VDM initialization type -#define VDM_POSTLOAD 0x1 // adapter just loaded, used internally for initialization -#define VDM_INITIALIZE 0x2 // force initialization of a permanently open VDM, even if previously initialized -#define VDM_TERMINATE_POSTINITIALIZE 0x6 //start VDM with initialization, but close it afterwards (includes VDM_INITIALIZE) -#define VDM_QUERY_CAPABILITY 0x10 // query the current int 10 capability -#define VDM_FULL_VDM_CREATED 0x20 // a full VDM is created -#define VDM_MINI_VDM_CREATED 0x40 // a mini VDM is created -#define VDM_MINI_VDM_SUPPORTED 0x80 // mini VDM support is available - PCHAR szName; // VDM initialization program - PCHAR szArgs; // VDM initialization arguments + ULONG ulFlags; /* VDM initialization type */ +#define VDM_POSTLOAD 0x1 /* adapter just loaded, used internally for initialization */ +#define VDM_INITIALIZE 0x2 /* force initialization of a permanently open VDM, even if previously initialized */ +#define VDM_TERMINATE_POSTINITIALIZE 0x6 /*start VDM with initialization, but close it afterwards (includes VDM_INITIALIZE) */ +#define VDM_QUERY_CAPABILITY 0x10 /* query the current int 10 capability */ +#define VDM_FULL_VDM_CREATED 0x20 /* a full VDM is created */ +#define VDM_MINI_VDM_CREATED 0x40 /* a mini VDM is created */ +#define VDM_MINI_VDM_SUPPORTED 0x80 /* mini VDM support is available */ + PCHAR szName; /* VDM initialization program */ + PCHAR szArgs; /* VDM initialization arguments */ }INITVDM; typedef struct { @@ -218,7 +218,7 @@ typedef struct _SESWITCHREC { HEV Event; /* Posted after callback is called */ } SESWITCHREC; -// Page sized block cache +/* Page sized block cache */ #define PAGES_PER_BLOCK 32 #define PAGE_BLOCK_SIZE (PAGES_PER_BLOCK * PM_PAGE_SIZE + (PM_PAGE_SIZE-1) + sizeof(pageblock)) @@ -269,29 +269,29 @@ static ulong CallSDDHelp( ulong result; if ((rc = DosOpen(PMHELP_NAME,&hSDDHelp,&result,0,0, - FILE_OPEN, OPEN_SHARE_DENYNONE | OPEN_ACCESS_READWRITE, - NULL)) != 0) { - if (rc == 4) { /* Did we run out of file handles? */ - ULONG ulNewFHs; - LONG lAddFHs = 5; - - if (DosSetRelMaxFH(&lAddFHs, &ulNewFHs) != 0) - PM_fatalError("Failed to raise the file handles limit!"); - else { - if ((rc = DosOpen(PMHELP_NAME,&hSDDHelp,&result,0,0, - FILE_OPEN, OPEN_SHARE_DENYNONE | OPEN_ACCESS_READWRITE, - NULL)) != 0) { - PM_fatalError("Unable to open SDDHELP$ helper device driver! (#2)"); - } - } - } - else - PM_fatalError("Unable to open SDDHELP$ helper device driver!"); - } + FILE_OPEN, OPEN_SHARE_DENYNONE | OPEN_ACCESS_READWRITE, + NULL)) != 0) { + if (rc == 4) { /* Did we run out of file handles? */ + ULONG ulNewFHs; + LONG lAddFHs = 5; + + if (DosSetRelMaxFH(&lAddFHs, &ulNewFHs) != 0) + PM_fatalError("Failed to raise the file handles limit!"); + else { + if ((rc = DosOpen(PMHELP_NAME,&hSDDHelp,&result,0,0, + FILE_OPEN, OPEN_SHARE_DENYNONE | OPEN_ACCESS_READWRITE, + NULL)) != 0) { + PM_fatalError("Unable to open SDDHELP$ helper device driver! (#2)"); + } + } + } + else + PM_fatalError("Unable to open SDDHELP$ helper device driver!"); + } if (DosDevIOCtl(hSDDHelp,PMHELP_IOCTL,func, - &parmsIn, inLen = sizeof(parmsIn), &inLen, - &parmsOut, outLen = sizeof(parmsOut), &outLen) != 0) - PM_fatalError("Failure calling SDDHELP$ helper device driver!"); + &parmsIn, inLen = sizeof(parmsIn), &inLen, + &parmsOut, outLen = sizeof(parmsOut), &outLen) != 0) + PM_fatalError("Failure calling SDDHELP$ helper device driver!"); DosClose(hSDDHelp); return parmsOut[0]; } @@ -310,9 +310,9 @@ ibool __IsDBCSSystem(void) /* Get the DBCS vector - if it's not empty, we're on DBCS */ DosQueryDBCSEnv(sizeof(achDBCSInfo), &ccStruct, achDBCSInfo); if (achDBCSInfo[0] != 0) - return true; + return true; else - return false; + return false; } /**************************************************************************** @@ -324,9 +324,9 @@ ibool __isShellLoaded(void) PVOID ptr; if (DosGetNamedSharedMem(&ptr, (PSZ)"\\SHAREMEM\\PMGLOBAL.MEM", PAG_READ) == NO_ERROR) { - DosFreeMem(ptr); - return true; - } + DosFreeMem(ptr); + return true; + } return false; } @@ -339,19 +339,19 @@ message. void PMAPI PM_init(void) { if (!lowMem) { - /* Obtain the 32->16 callgate from the device driver to enable IOPL */ - if ((_PM_gdt = CallSDDHelp(PMHELP_GETGDT32)) == 0) - PM_fatalError("Unable to obtain call gate selector!"); + /* Obtain the 32->16 callgate from the device driver to enable IOPL */ + if ((_PM_gdt = CallSDDHelp(PMHELP_GETGDT32)) == 0) + PM_fatalError("Unable to obtain call gate selector!"); - PM_setIOPL(3); + PM_setIOPL(3); - /* Map the first Mb of physical memory into lowMem */ - if ((lowMem = PM_mapPhysicalAddr(0,0xFFFFF,true)) == NULL) - PM_fatalError("Unable to map first Mb physical memory!"); + /* Map the first Mb of physical memory into lowMem */ + if ((lowMem = PM_mapPhysicalAddr(0,0xFFFFF,true)) == NULL) + PM_fatalError("Unable to map first Mb physical memory!"); - /* Initialise the MTRR interface functions */ - MTRR_init(); - } + /* Initialise the MTRR interface functions */ + MTRR_init(); + } } /**************************************************************************** @@ -367,79 +367,79 @@ static ibool InitInt10(void) RESULTCODES resCodes; if (haveInt10 == -1) { - /* Connect to VIDEOPMI and get entry point. Note that we only - * do this if GENPMI or SDDPMI are already loaded, since we need - * a GRADD based driver for this to work. - */ - PM_init(); - haveInt10 = false; - if (DosQueryModuleHandle((PSZ)"GENPMI.DLL",&hModGENPMI) != 0) - hModGENPMI = NULLHANDLE; - if (DosQueryModuleHandle((PSZ)"SDDPMI.DLL",&hModSDDPMI) != 0) - hModSDDPMI = NULLHANDLE; - if (hModGENPMI || hModSDDPMI) { - if (DosLoadModule((PSZ)buf,sizeof(buf),(PSZ)"VIDEOPMI.DLL",&hModVideoPMI) == 0) { - if (DosQueryProcAddr(hModVideoPMI,0,(PSZ)"VIDEOPMI32Request",(void*)&PM_VIDEOPMI32Request) != 0) - PM_fatalError("Unable to get VIDEOPMI32Request entry point!"); - strcpy(path,"X:\\OS2\\SVGADATA.PMI"); - path[0] = PM_getBootDrive(); - if (PM_VIDEOPMI32Request(&Adapter,PMIREQUEST_LOADPMIFILE,path,NULL) != 0) { - DosFreeModule(hModVideoPMI); - PM_VIDEOPMI32Request = NULL; - haveInt10 = false; - } - else { - /* Attempt to initialise the full VDM in the system. This will only - * work if VPRPMI.SYS is loaded, but it provides support for passing - * values in ES/DS/ESI/EDI between the BIOS which does not work with - * kernel VDM's in fixpacks earlier than FP15. FP15 and later and - * the new Warp 4.51 and Warp Server convenience packs should work - * fine with the kernel mini-VDM. - * - * Also the full VDM is the only solution for really old kernels - * (but GRADD won't run on them so this is superfluous ;-). - */ - INITVDM InitVDM = {VDM_INITIALIZE,NULL,NULL}; - PM_VIDEOPMI32Request(&Adapter,PMIREQUEST_SOFTWAREINT,&InitVDM,NULL); - haveInt10 = true; - } - } - } - else { - /* A GRADD driver isn't loaded, hence we can't use VIDEOPMI. But we will try - * to access the mini-VDM directly, first verifying that the support is - * available in the kernel (it should be for kernels that support GRADD). - * This may be needed in a command line boot or if non-GRADD driver is - * used (Matrox or classic VGA). - * Note: because of problems with mini-VDM support in the kernel, we have to - * spawn a daemon process that will do the actual mini-VDM access for us. - */ - /* Try to open shared semaphore to see if our daemon is already up */ - if (DosOpenEventSem(SHAREDSEM, &hevDaemon) == NO_ERROR) { - if (DosWaitEventSem(hevDaemon, 1) == NO_ERROR) { - /* If semaphore is posted, all is well */ - useVPMI = false; - haveInt10 = true; - } - } - else { - /* Create shared event semaphore */ - if (DosCreateEventSem(SHAREDSEM, &hevDaemon, DC_SEM_SHARED, FALSE) == NO_ERROR) { - PM_findBPD(DAEMON_NAME, path); - strcat(path, DAEMON_NAME); - if (DosExecPgm(buf, sizeof(buf), EXEC_BACKGROUND, (PSZ)DAEMON_NAME, - NULL, &resCodes, (PSZ)path) == NO_ERROR) { - /* The daemon was successfully spawned, now give it a sec to come up */ - if (DosWaitEventSem(hevDaemon, 2000) == NO_ERROR) { - /* It's up! */ - useVPMI = false; - haveInt10 = true; - } - } - } - } - } - } + /* Connect to VIDEOPMI and get entry point. Note that we only + * do this if GENPMI or SDDPMI are already loaded, since we need + * a GRADD based driver for this to work. + */ + PM_init(); + haveInt10 = false; + if (DosQueryModuleHandle((PSZ)"GENPMI.DLL",&hModGENPMI) != 0) + hModGENPMI = NULLHANDLE; + if (DosQueryModuleHandle((PSZ)"SDDPMI.DLL",&hModSDDPMI) != 0) + hModSDDPMI = NULLHANDLE; + if (hModGENPMI || hModSDDPMI) { + if (DosLoadModule((PSZ)buf,sizeof(buf),(PSZ)"VIDEOPMI.DLL",&hModVideoPMI) == 0) { + if (DosQueryProcAddr(hModVideoPMI,0,(PSZ)"VIDEOPMI32Request",(void*)&PM_VIDEOPMI32Request) != 0) + PM_fatalError("Unable to get VIDEOPMI32Request entry point!"); + strcpy(path,"X:\\OS2\\SVGADATA.PMI"); + path[0] = PM_getBootDrive(); + if (PM_VIDEOPMI32Request(&Adapter,PMIREQUEST_LOADPMIFILE,path,NULL) != 0) { + DosFreeModule(hModVideoPMI); + PM_VIDEOPMI32Request = NULL; + haveInt10 = false; + } + else { + /* Attempt to initialise the full VDM in the system. This will only + * work if VPRPMI.SYS is loaded, but it provides support for passing + * values in ES/DS/ESI/EDI between the BIOS which does not work with + * kernel VDM's in fixpacks earlier than FP15. FP15 and later and + * the new Warp 4.51 and Warp Server convenience packs should work + * fine with the kernel mini-VDM. + * + * Also the full VDM is the only solution for really old kernels + * (but GRADD won't run on them so this is superfluous ;-). + */ + INITVDM InitVDM = {VDM_INITIALIZE,NULL,NULL}; + PM_VIDEOPMI32Request(&Adapter,PMIREQUEST_SOFTWAREINT,&InitVDM,NULL); + haveInt10 = true; + } + } + } + else { + /* A GRADD driver isn't loaded, hence we can't use VIDEOPMI. But we will try + * to access the mini-VDM directly, first verifying that the support is + * available in the kernel (it should be for kernels that support GRADD). + * This may be needed in a command line boot or if non-GRADD driver is + * used (Matrox or classic VGA). + * Note: because of problems with mini-VDM support in the kernel, we have to + * spawn a daemon process that will do the actual mini-VDM access for us. + */ + /* Try to open shared semaphore to see if our daemon is already up */ + if (DosOpenEventSem(SHAREDSEM, &hevDaemon) == NO_ERROR) { + if (DosWaitEventSem(hevDaemon, 1) == NO_ERROR) { + /* If semaphore is posted, all is well */ + useVPMI = false; + haveInt10 = true; + } + } + else { + /* Create shared event semaphore */ + if (DosCreateEventSem(SHAREDSEM, &hevDaemon, DC_SEM_SHARED, FALSE) == NO_ERROR) { + PM_findBPD(DAEMON_NAME, path); + strcat(path, DAEMON_NAME); + if (DosExecPgm(buf, sizeof(buf), EXEC_BACKGROUND, (PSZ)DAEMON_NAME, + NULL, &resCodes, (PSZ)path) == NO_ERROR) { + /* The daemon was successfully spawned, now give it a sec to come up */ + if (DosWaitEventSem(hevDaemon, 2000) == NO_ERROR) { + /* It's up! */ + useVPMI = false; + haveInt10 = true; + } + } + } + } + } + } return haveInt10; } @@ -480,9 +480,9 @@ void PMAPI PM_backslash( { uint pos = strlen(s); if (s[pos-1] != '\\') { - s[pos] = '\\'; - s[pos+1] = '\0'; - } + s[pos] = '\\'; + s[pos+1] = '\0'; + } } /**************************************************************************** @@ -505,9 +505,9 @@ void PMAPI PM_fatalError( /* Be prepare to be called recursively (failed to fail situation :-) */ static int fatalErrorCount = 0; if (fatalErrorCount++ == 0) { - if (fatalErrorCleanup) - fatalErrorCleanup(); - } + if (fatalErrorCleanup) + fatalErrorCleanup(); + } fprintf(stderr,"%s\n", msg); exit(1); } @@ -522,10 +522,10 @@ void * PMAPI PM_getVESABuf( uint *roff) { if (!VESABuf_ptr) { - /* Allocate a global buffer for communicating with the VESA VBE */ - if ((VESABuf_ptr = PM_allocRealSeg(VESABuf_len, &VESABuf_rseg, &VESABuf_roff)) == NULL) - return NULL; - } + /* Allocate a global buffer for communicating with the VESA VBE */ + if ((VESABuf_ptr = PM_allocRealSeg(VESABuf_len, &VESABuf_rseg, &VESABuf_roff)) == NULL) + return NULL; + } *len = VESABuf_len; *rseg = VESABuf_rseg; *roff = VESABuf_roff; @@ -632,11 +632,11 @@ void __PM_checkConsoleSwitch(void) /* Quick optimized path for most common case */ if (SesSwitchRec.Flags == -1) - return; + return; again: if (DosRequestMutexSem(SesSwitchRec.Mutex, 100)) - return; + return; Flags = SesSwitchRec.Flags; Callback = SesSwitchRec.Callback; SesSwitchRec.Flags = -1; @@ -647,15 +647,15 @@ again: isSessionSwitching = false; DosPostEventSem(SesSwitchRec.Event); if (Flags == PM_DEACTIVATE && Mode == PM_SUSPEND_APP) - /* Suspend application until we switch back to our application */ - for (;;) { - DosSleep (500); - /* SesSwitchRec.Flags is volatile so optimizer - * won't load it into a register - */ - if (SesSwitchRec.Flags != -1) - goto again; - } + /* Suspend application until we switch back to our application */ + for (;;) { + DosSleep (500); + /* SesSwitchRec.Flags is volatile so optimizer + * won't load it into a register + */ + if (SesSwitchRec.Flags != -1) + goto again; + } } /**************************************************************************** @@ -669,7 +669,7 @@ static void _PM_SessionSwitchEvent( ULONG Count; if (DosRequestMutexSem(SesSwitchRec.Mutex, 10000)) - return; + return; /* We're going to wait on that semaphore */ DosResetEventSem(SesSwitchRec.Event, &Count); @@ -692,10 +692,10 @@ static void _PM_ConsoleSwitch( USHORT NotifyType; for (;;) { - if (VioModeWait(VMWR_POPUP, &NotifyType, 0) != 0) - break; - _PM_SessionSwitchEvent(saveState, PM_REACTIVATE); - } + if (VioModeWait(VMWR_POPUP, &NotifyType, 0) != 0) + break; + _PM_SessionSwitchEvent(saveState, PM_REACTIVATE); + } VioModeUndo(UNDOI_RELEASEOWNER, UNDOK_ERRORCODE, (HVIO)0); } @@ -709,13 +709,13 @@ static void _PM_ConsolePopup( { USHORT NotifyType; for (;;) { - if (VioSavRedrawWait(VSRWI_SAVEANDREDRAW, &NotifyType, 0) != 0) - break; - if (NotifyType == VSRWN_SAVE) - _PM_SessionSwitchEvent(saveState, PM_DEACTIVATE); - else if (NotifyType == VSRWN_REDRAW) - _PM_SessionSwitchEvent(saveState, PM_REACTIVATE); - } + if (VioSavRedrawWait(VSRWI_SAVEANDREDRAW, &NotifyType, 0) != 0) + break; + if (NotifyType == VSRWN_SAVE) + _PM_SessionSwitchEvent(saveState, PM_DEACTIVATE); + else if (NotifyType == VSRWN_REDRAW) + _PM_SessionSwitchEvent(saveState, PM_REACTIVATE); + } VioSavRedrawUndo(UNDOI_RELEASEOWNER, UNDOK_ERRORCODE, (HVIO)0); } @@ -726,24 +726,24 @@ Set the suspend application callback for the fullscreen console. void PMAPI PM_setSuspendAppCallback( PM_saveState_cb saveState) { - // If PM isn't loaded, this stuff will cause crashes! + /* If PM isn't loaded, this stuff will cause crashes! */ if (__isShellLoaded()) { - if (saveState) { - /* Create the threads responsible for tracking console switches */ - SesSwitchRec.Flags = -1; - DosCreateMutexSem(NULL, &SesSwitchRec.Mutex, 0, FALSE); - DosCreateEventSem(NULL, &SesSwitchRec.Event, 0, FALSE); - _beginthread ((void(*)(void*))_PM_ConsoleSwitch,NULL,SESSION_SWITCH_STACK_SIZE, (void*)saveState); - _beginthread ((void(*)(void*))_PM_ConsolePopup,NULL,SESSION_SWITCH_STACK_SIZE, (void*)saveState); - } - else { - /* Kill the threads responsible for tracking console switches */ - VioModeUndo(UNDOI_RELEASEOWNER, UNDOK_TERMINATE, (HVIO)0); - VioSavRedrawUndo(UNDOI_RELEASEOWNER, UNDOK_TERMINATE, (HVIO)0); - DosCloseEventSem(SesSwitchRec.Event); - DosCloseMutexSem(SesSwitchRec.Mutex); - } - } + if (saveState) { + /* Create the threads responsible for tracking console switches */ + SesSwitchRec.Flags = -1; + DosCreateMutexSem(NULL, &SesSwitchRec.Mutex, 0, FALSE); + DosCreateEventSem(NULL, &SesSwitchRec.Event, 0, FALSE); + _beginthread ((void(*)(void*))_PM_ConsoleSwitch,NULL,SESSION_SWITCH_STACK_SIZE, (void*)saveState); + _beginthread ((void(*)(void*))_PM_ConsolePopup,NULL,SESSION_SWITCH_STACK_SIZE, (void*)saveState); + } + else { + /* Kill the threads responsible for tracking console switches */ + VioModeUndo(UNDOI_RELEASEOWNER, UNDOK_TERMINATE, (HVIO)0); + VioSavRedrawUndo(UNDOI_RELEASEOWNER, UNDOK_TERMINATE, (HVIO)0); + DosCloseEventSem(SesSwitchRec.Event); + DosCloseMutexSem(SesSwitchRec.Mutex); + } + } } /**************************************************************************** @@ -758,7 +758,7 @@ void PMAPI PM_restoreConsoleState( VIOMODEINFO vmi; if (!cs) - return; + return; memcpy(&vmi, &cs->vmi, sizeof (VIOMODEINFO)); VioSetMode(&vmi, (HVIO)0); @@ -789,7 +789,7 @@ void PM_setOSCursorLocation( /* If session switch is in progress, calling into VIO causes deadlocks! */ /* Also this call to VIO screws up our console library on DBCS boxes... */ if (!isSessionSwitching && !__IsDBCSSystem()) - VioSetCurPos(y,x,0); + VioSetCurPos(y,x,0); } /**************************************************************************** @@ -813,7 +813,7 @@ ibool PMAPI PM_setRealTimeClockHandler( PM_intHandler ih, int frequency) { - // TODO: Implement this! + /* TODO: Implement this! */ (void)ih; (void)frequency; return false; @@ -826,7 +826,7 @@ Set the real time clock frequency (for stereo modes). void PMAPI PM_setRealTimeClockFrequency( int frequency) { - // TODO: Implement this! + /* TODO: Implement this! */ (void)frequency; } @@ -836,7 +836,7 @@ Restore the original real time clock handler. ****************************************************************************/ void PMAPI PM_restoreRealTimeClockHandler(void) { - // TODO: Implement this! + /* TODO: Implement this! */ } /**************************************************************************** @@ -881,7 +881,7 @@ const char * PMAPI PM_getNucleusPath(void) { static char path[CCHMAXPATH]; if (getenv("NUCLEUS_PATH") != NULL) - return getenv("NUCLEUS_PATH"); + return getenv("NUCLEUS_PATH"); strcpy(path,"x:\\os2\\drivers"); path[0] = PM_getBootDrive(); PM_backslash(path); @@ -920,10 +920,10 @@ const char * PMAPI PM_getMachineName(void) static char name[40],*env; if ((env = getenv("HOSTNAME")) != NULL) { - strncpy(name,env,sizeof(name)); - name[sizeof(name)-1] = 0; - return name; - } + strncpy(name,env,sizeof(name)); + name[sizeof(name)-1] = 0; + return name; + } return "OS2"; } @@ -970,7 +970,7 @@ void * PMAPI PM_mapPhysicalAddr( parmsIn[1] = limit; parmsIn[2] = isCached; if ((linear = CallSDDHelp(PMHELP_MAPPHYS)) == 0) - return NULL; + return NULL; return (void*)(linear + baseOfs); } @@ -1031,9 +1031,9 @@ int PMAPI PM_getCOMPort( int port) { switch (port) { - case 0: return 0x3F8; - case 1: return 0x2F8; - } + case 0: return 0x3F8; + case 1: return 0x2F8; + } return 0; } @@ -1045,10 +1045,10 @@ int PMAPI PM_getLPTPort( int port) { switch (port) { - case 0: return 0x3BC; - case 1: return 0x378; - case 2: return 0x278; - } + case 0: return 0x3BC; + case 1: return 0x378; + case 2: return 0x278; + } return 0; } @@ -1112,7 +1112,7 @@ void * PMAPI PM_mapRealPointer( uint r_off) { if (r_seg == 0xFFFF) - return &RMBuf[r_off]; + return &RMBuf[r_off]; return lowMem + MK_PHYS(r_seg,r_off); } @@ -1126,7 +1126,7 @@ void * PMAPI PM_allocRealSeg( uint *r_off) { if (size > sizeof(RMBuf)) - return NULL; + return NULL; *r_seg = 0xFFFF; *r_off = 0x0000; return &RMBuf; @@ -1160,79 +1160,79 @@ void PMAPI DPMI_int86( ulong eax = 0; if (!InitInt10()) - return; + return; memset(&rmregs, 0, sizeof(rmregs)); rmregs.ulBIOSIntNo = intno; INDPMI(eax); INDPMI(ebx); INDPMI(ecx); INDPMI(edx); INDPMI(esi); INDPMI(edi); rmregs.aCRF.reg_ds = regs->ds; rmregs.aCRF.reg_es = regs->es; if (intno == 0x10) { - eax = rmregs.aCRF.reg_eax; - switch (eax & 0xFFFF) { - case 0x4F00: - /* We have to hack the way this function works, due to - * some bugs in the IBM mini-VDM BIOS support. Specifically - * we need to make the input buffer and output buffer the - * 'same' buffer, and that ES:SI points to the output - * buffer (ignored by the BIOS). The data will end up - * being returned in the input buffer, except for the - * first four bytes ('VESA') that will not be returned. - */ - rmregs.pB[0].bBufferType = INPUT_BUFFER; - rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); - rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); - rmregs.pB[0].pAddress = RMBuf; - rmregs.pB[0].ulSize = 4; - rmregs.pB[1].bBufferType = OUTPUT_BUFFER; - rmregs.pB[1].bSelCRF = REG_OFFSET(reg_es); - rmregs.pB[1].bOffCRF = REG_OFFSET(reg_esi); - rmregs.pB[1].pAddress = ((PBYTE)RMBuf)+4; - rmregs.pB[1].ulSize = 512-4; - break; - case 0x4F01: - rmregs.pB[0].bBufferType = OUTPUT_BUFFER; - rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); - rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); - rmregs.pB[0].pAddress = RMBuf; - rmregs.pB[0].ulSize = 256; - break; - case 0x4F02: - rmregs.pB[0].bBufferType = INPUT_BUFFER; - rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); - rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); - rmregs.pB[0].pAddress = RMBuf; - rmregs.pB[0].ulSize = 256; - break; - case 0x4F09: - rmregs.pB[0].bBufferType = INPUT_BUFFER; - rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); - rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); - rmregs.pB[0].pAddress = RMBuf; - rmregs.pB[0].ulSize = 1024; - break; - case 0x4F0A: - /* Due to bugs in the mini-VDM in OS/2, the 0x4F0A protected - * mode interface functions will not work (we never get any - * selectors returned), so we fail this function here. The - * rest of the VBE/Core driver will work properly if this - * function is failed, because the VBE 2.0 and 3.0 specs - * allow for this. - */ - regs->eax = 0x014F; - return; - } - } + eax = rmregs.aCRF.reg_eax; + switch (eax & 0xFFFF) { + case 0x4F00: + /* We have to hack the way this function works, due to + * some bugs in the IBM mini-VDM BIOS support. Specifically + * we need to make the input buffer and output buffer the + * 'same' buffer, and that ES:SI points to the output + * buffer (ignored by the BIOS). The data will end up + * being returned in the input buffer, except for the + * first four bytes ('VESA') that will not be returned. + */ + rmregs.pB[0].bBufferType = INPUT_BUFFER; + rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); + rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); + rmregs.pB[0].pAddress = RMBuf; + rmregs.pB[0].ulSize = 4; + rmregs.pB[1].bBufferType = OUTPUT_BUFFER; + rmregs.pB[1].bSelCRF = REG_OFFSET(reg_es); + rmregs.pB[1].bOffCRF = REG_OFFSET(reg_esi); + rmregs.pB[1].pAddress = ((PBYTE)RMBuf)+4; + rmregs.pB[1].ulSize = 512-4; + break; + case 0x4F01: + rmregs.pB[0].bBufferType = OUTPUT_BUFFER; + rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); + rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); + rmregs.pB[0].pAddress = RMBuf; + rmregs.pB[0].ulSize = 256; + break; + case 0x4F02: + rmregs.pB[0].bBufferType = INPUT_BUFFER; + rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); + rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); + rmregs.pB[0].pAddress = RMBuf; + rmregs.pB[0].ulSize = 256; + break; + case 0x4F09: + rmregs.pB[0].bBufferType = INPUT_BUFFER; + rmregs.pB[0].bSelCRF = REG_OFFSET(reg_es); + rmregs.pB[0].bOffCRF = REG_OFFSET(reg_edi); + rmregs.pB[0].pAddress = RMBuf; + rmregs.pB[0].ulSize = 1024; + break; + case 0x4F0A: + /* Due to bugs in the mini-VDM in OS/2, the 0x4F0A protected + * mode interface functions will not work (we never get any + * selectors returned), so we fail this function here. The + * rest of the VBE/Core driver will work properly if this + * function is failed, because the VBE 2.0 and 3.0 specs + * allow for this. + */ + regs->eax = 0x014F; + return; + } + } if (useVPMI) - PM_VIDEOPMI32Request(&Adapter,PMIREQUEST_SOFTWAREINT,NULL,&rmregs); + PM_VIDEOPMI32Request(&Adapter,PMIREQUEST_SOFTWAREINT,NULL,&rmregs); else { - DosSysCtl(6, &rmregs); - } + DosSysCtl(6, &rmregs); + } OUTDPMI(eax); OUTDPMI(ebx); OUTDPMI(ecx); OUTDPMI(edx); OUTDPMI(esi); OUTDPMI(edi); if (((regs->eax & 0xFFFF) == 0x004F) && ((eax & 0xFFFF) == 0x4F00)) { - /* Hack to fix up the missing 'VESA' string for mini-VDM */ - memcpy(RMBuf,"VESA",4); - } + /* Hack to fix up the missing 'VESA' string for mini-VDM */ + memcpy(RMBuf,"VESA",4); + } regs->ds = rmregs.aCRF.reg_ds; regs->es = rmregs.aCRF.reg_es; regs->flags = rmregs.aCRF.reg_eflag; @@ -1354,13 +1354,13 @@ static pageblock *PM_addNewPageBlock(void) /* Allocate memory for the new page block, and add to head of list */ if (DosAllocSharedMem((void**)&newBlock,NULL,PAGE_BLOCK_SIZE,OBJ_GETTABLE | PAG_READ | PAG_WRITE | PAG_COMMIT)) - return NULL; + return NULL; if (!PM_lockDataPages(newBlock,PAGE_BLOCK_SIZE,&newBlock->lockHandle)) - return NULL; + return NULL; newBlock->prev = NULL; newBlock->next = pageBlocks; if (pageBlocks) - pageBlocks->prev = newBlock; + pageBlocks->prev = newBlock; pageBlocks = newBlock; /* Initialise the page aligned free list for the page block */ @@ -1369,7 +1369,7 @@ static pageblock *PM_addNewPageBlock(void) newBlock->freeListStart = newBlock->freeList; newBlock->freeListEnd = p + (PAGES_PER_BLOCK-1) * PM_PAGE_SIZE; for (i = 0; i < PAGES_PER_BLOCK; i++,p = next) - FREELIST_NEXT(p) = next = p + PM_PAGE_SIZE; + FREELIST_NEXT(p) = next = p + PM_PAGE_SIZE; FREELIST_NEXT(p - PM_PAGE_SIZE) = NULL; return newBlock; } @@ -1388,11 +1388,11 @@ void * PMAPI PM_allocPage( * page block if no free blocks are found. */ for (block = pageBlocks; block != NULL; block = block->next) { - if (block->freeCount) - break; - } + if (block->freeCount) + break; + } if (block == NULL && (block = PM_addNewPageBlock()) == NULL) - return NULL; + return NULL; block->freeCount--; p = block->freeList; block->freeList = FREELIST_NEXT(p); @@ -1411,36 +1411,36 @@ void PMAPI PM_freePage( /* First find the page block that this page belongs to */ for (block = pageBlocks; block != NULL; block = block->next) { - if (p >= block->freeListStart && p <= block->freeListEnd) - break; - } + if (p >= block->freeListStart && p <= block->freeListEnd) + break; + } CHECK(block != NULL); /* Now free the block by adding it to the free list */ FREELIST_NEXT(p) = block->freeList; block->freeList = p; if (++block->freeCount == PAGES_PER_BLOCK) { - /* If all pages in the page block are now free, free the entire - * page block itself. - */ - if (block == pageBlocks) { - /* Delete from head */ - pageBlocks = block->next; - if (block->next) - block->next->prev = NULL; - } - else { - /* Delete from middle of list */ - CHECK(block->prev != NULL); - block->prev->next = block->next; - if (block->next) - block->next->prev = block->prev; - } - - /* Unlock the memory and free it */ - PM_unlockDataPages(block,PAGE_BLOCK_SIZE,&block->lockHandle); - DosFreeMem(block); - } + /* If all pages in the page block are now free, free the entire + * page block itself. + */ + if (block == pageBlocks) { + /* Delete from head */ + pageBlocks = block->next; + if (block->next) + block->next->prev = NULL; + } + else { + /* Delete from middle of list */ + CHECK(block->prev != NULL); + block->prev->next = block->next; + if (block->next) + block->next->prev = block->prev; + } + + /* Unlock the memory and free it */ + PM_unlockDataPages(block,PAGE_BLOCK_SIZE,&block->lockHandle); + DosFreeMem(block); + } } /**************************************************************************** @@ -1453,8 +1453,8 @@ void PMAPI PM_mapSharedPages(void) /* Map all the page blocks above into the shared memory for process */ for (block = pageBlocks; block != NULL; block = block->next) { - DosGetSharedMem(block, PAG_READ | PAG_WRITE); - } + DosGetSharedMem(block, PAG_READ | PAG_WRITE); + } } /**************************************************************************** @@ -1533,7 +1533,7 @@ void PMAPI PM_setBankA( INTCRF rmregs; if (!InitInt10()) - return; + return; memset(&rmregs, 0, sizeof(rmregs)); rmregs.ulBIOSIntNo = 0x10; rmregs.aCRF.reg_eax = 0x4F05; @@ -1552,7 +1552,7 @@ void PMAPI PM_setBankAB( INTCRF rmregs; if (!InitInt10()) - return; + return; memset(&rmregs, 0, sizeof(rmregs)); rmregs.ulBIOSIntNo = 0x10; rmregs.aCRF.reg_eax = 0x4F05; @@ -1578,7 +1578,7 @@ void PMAPI PM_setCRTStart( INTCRF rmregs; if (!InitInt10()) - return; + return; memset(&rmregs, 0, sizeof(rmregs)); rmregs.ulBIOSIntNo = 0x10; rmregs.aCRF.reg_eax = 0x4F07; @@ -1625,8 +1625,8 @@ int PMAPI PM_enableWriteCombine( return MTRR_enableWriteCombine(base,size,type); } -// TODO: Move the MTRR helper stuff into the call gate, or better yet -// entirely into the ring 0 helper driver!! +/* TODO: Move the MTRR helper stuff into the call gate, or better yet */ +/* entirely into the ring 0 helper driver!! */ /* MTRR helper functions. To make it easier to implement the MTRR support * under OS/2, we simply put our ring 0 helper functions into the @@ -1705,7 +1705,7 @@ void _ASMAPI _MTRR_writeMSR( PM_MODULE PMAPI PM_loadLibrary( const char *szDLLName) { - // TODO: Implement this to load shared libraries! + /* TODO: Implement this to load shared libraries! */ (void)szDLLName; return NULL; } @@ -1714,7 +1714,7 @@ void * PMAPI PM_getProcAddress( PM_MODULE hModule, const char *szProcName) { - // TODO: Implement this! + /* TODO: Implement this! */ (void)hModule; (void)szProcName; return NULL; @@ -1723,7 +1723,7 @@ void * PMAPI PM_getProcAddress( void PMAPI PM_freeLibrary( PM_MODULE hModule) { - // TODO: Implement this! + /* TODO: Implement this! */ (void)hModule; } @@ -1740,15 +1740,15 @@ static void convertFindData( memset(findData,0,findData->dwSize); findData->dwSize = dwSize; if (blk->attrFile & FILE_READONLY) - findData->attrib |= PM_FILE_READONLY; + findData->attrib |= PM_FILE_READONLY; if (blk->attrFile & FILE_DIRECTORY) - findData->attrib |= PM_FILE_DIRECTORY; + findData->attrib |= PM_FILE_DIRECTORY; if (blk->attrFile & FILE_ARCHIVED) - findData->attrib |= PM_FILE_ARCHIVE; + findData->attrib |= PM_FILE_ARCHIVE; if (blk->attrFile & FILE_HIDDEN) - findData->attrib |= PM_FILE_HIDDEN; + findData->attrib |= PM_FILE_HIDDEN; if (blk->attrFile & FILE_SYSTEM) - findData->attrib |= PM_FILE_SYSTEM; + findData->attrib |= PM_FILE_SYSTEM; findData->sizeLo = blk->cbFile; findData->sizeHi = 0; strncpy(findData->name,blk->achName,PM_MAX_PATH); @@ -1770,9 +1770,9 @@ void *PMAPI PM_findFirstFile( ulong count = 1; if (DosFindFirst((PSZ)filename,&hdir,FIND_MASK,&blk,sizeof(blk),&count,FIL_STANDARD) == NO_ERROR) { - convertFindData(findData,&blk); - return (void*)hdir; - } + convertFindData(findData,&blk); + return (void*)hdir; + } return PM_FILE_INVALID; } @@ -1788,9 +1788,9 @@ ibool PMAPI PM_findNextFile( ulong count = 1; if (DosFindNext((HDIR)handle,&blk,sizeof(blk),&count) == NO_ERROR) { - convertFindData(findData,&blk); - return true; - } + convertFindData(findData,&blk); + return true; + } return false; } @@ -1857,16 +1857,16 @@ void PMAPI PM_setFileAttr( FILESTATUS3 s; if (DosQueryPathInfo((PSZ)filename,FIL_STANDARD,(PVOID)&s,sizeof(s))) - return; + return; s.attrFile = 0; if (attrib & PM_FILE_READONLY) - s.attrFile |= FILE_READONLY; + s.attrFile |= FILE_READONLY; if (attrib & PM_FILE_ARCHIVE) - s.attrFile |= FILE_ARCHIVED; + s.attrFile |= FILE_ARCHIVED; if (attrib & PM_FILE_HIDDEN) - s.attrFile |= FILE_HIDDEN; + s.attrFile |= FILE_HIDDEN; if (attrib & PM_FILE_SYSTEM) - s.attrFile |= FILE_SYSTEM; + s.attrFile |= FILE_SYSTEM; DosSetPathInfo((PSZ)filename,FIL_STANDARD,(PVOID)&s,sizeof(s),0L); } @@ -1881,15 +1881,15 @@ uint PMAPI PM_getFileAttr( uint retval = 0; if (DosQueryPathInfo((PSZ)filename, FIL_STANDARD, &fs3, sizeof(FILESTATUS3))) - return 0; + return 0; if (fs3.attrFile & FILE_READONLY) - retval |= PM_FILE_READONLY; + retval |= PM_FILE_READONLY; if (fs3.attrFile & FILE_ARCHIVED) - retval |= PM_FILE_ARCHIVE; + retval |= PM_FILE_ARCHIVE; if (fs3.attrFile & FILE_HIDDEN) - retval |= PM_FILE_HIDDEN; + retval |= PM_FILE_HIDDEN; if (fs3.attrFile & FILE_SYSTEM) - retval |= PM_FILE_SYSTEM; + retval |= PM_FILE_SYSTEM; return retval; } @@ -1928,33 +1928,33 @@ ibool PMAPI PM_getFileTime( time_t tt; if (DosQueryPathInfo((PSZ)filename, FIL_STANDARD, &fs3, sizeof(FILESTATUS3))) - return false; + return false; if (gmTime) { - tc.tm_year = fs3.fdateLastWrite.year + 80; - tc.tm_mon = fs3.fdateLastWrite.month - 1; - tc.tm_mday = fs3.fdateLastWrite.day; - tc.tm_hour = fs3.ftimeLastWrite.hours; - tc.tm_min = fs3.ftimeLastWrite.minutes; - tc.tm_sec = fs3.ftimeLastWrite.twosecs * 2; - if((tt = mktime(&tc)) == -1) - return false; - if(!(ret = gmtime(&tt))) - return false; - time->sec = ret->tm_sec; - time->day = ret->tm_mday; - time->mon = ret->tm_mon + 1; - time->year = ret->tm_year - 80; - time->min = ret->tm_min; - time->hour = ret->tm_hour; - } + tc.tm_year = fs3.fdateLastWrite.year + 80; + tc.tm_mon = fs3.fdateLastWrite.month - 1; + tc.tm_mday = fs3.fdateLastWrite.day; + tc.tm_hour = fs3.ftimeLastWrite.hours; + tc.tm_min = fs3.ftimeLastWrite.minutes; + tc.tm_sec = fs3.ftimeLastWrite.twosecs * 2; + if((tt = mktime(&tc)) == -1) + return false; + if(!(ret = gmtime(&tt))) + return false; + time->sec = ret->tm_sec; + time->day = ret->tm_mday; + time->mon = ret->tm_mon + 1; + time->year = ret->tm_year - 80; + time->min = ret->tm_min; + time->hour = ret->tm_hour; + } else { - time->sec = fs3.ftimeLastWrite.twosecs * 2; - time->day = fs3.fdateLastWrite.day; - time->mon = fs3.fdateLastWrite.month; - time->year = fs3.fdateLastWrite.year; - time->min = fs3.ftimeLastWrite.minutes; - time->hour = fs3.ftimeLastWrite.hours; - } + time->sec = fs3.ftimeLastWrite.twosecs * 2; + time->day = fs3.fdateLastWrite.day; + time->mon = fs3.fdateLastWrite.month; + time->year = fs3.fdateLastWrite.year; + time->min = fs3.ftimeLastWrite.minutes; + time->hour = fs3.ftimeLastWrite.hours; + } return true; } @@ -1973,32 +1973,32 @@ ibool PMAPI PM_setFileTime( time_t tt; if (DosQueryPathInfo((PSZ)filename,FIL_STANDARD,(PVOID)&fs3,sizeof(fs3))) - return false; + return false; if (gmTime) { - tc.tm_year = time->year + 80; - tc.tm_mon = time->mon - 1; - tc.tm_mday = time->day; - tc.tm_hour = time->hour; - tc.tm_min = time->min; - tc.tm_sec = time->sec; - if((tt = mktime(&tc)) == -1) - return false; - ret = localtime(&tt); - fs3.ftimeLastWrite.twosecs = ret->tm_sec / 2; - fs3.fdateLastWrite.day = ret->tm_mday; - fs3.fdateLastWrite.month = ret->tm_mon + 1; - fs3.fdateLastWrite.year = ret->tm_year - 80; - fs3.ftimeLastWrite.minutes = ret->tm_min; - fs3.ftimeLastWrite.hours = ret->tm_hour; - } + tc.tm_year = time->year + 80; + tc.tm_mon = time->mon - 1; + tc.tm_mday = time->day; + tc.tm_hour = time->hour; + tc.tm_min = time->min; + tc.tm_sec = time->sec; + if((tt = mktime(&tc)) == -1) + return false; + ret = localtime(&tt); + fs3.ftimeLastWrite.twosecs = ret->tm_sec / 2; + fs3.fdateLastWrite.day = ret->tm_mday; + fs3.fdateLastWrite.month = ret->tm_mon + 1; + fs3.fdateLastWrite.year = ret->tm_year - 80; + fs3.ftimeLastWrite.minutes = ret->tm_min; + fs3.ftimeLastWrite.hours = ret->tm_hour; + } else { - fs3.ftimeLastWrite.twosecs = time->sec / 2; - fs3.fdateLastWrite.day = time->day; - fs3.fdateLastWrite.month = time->mon; - fs3.fdateLastWrite.year = time->year; - fs3.ftimeLastWrite.minutes = time->min; - fs3.ftimeLastWrite.hours = time->hour; - } + fs3.ftimeLastWrite.twosecs = time->sec / 2; + fs3.fdateLastWrite.day = time->day; + fs3.fdateLastWrite.month = time->mon; + fs3.fdateLastWrite.year = time->year; + fs3.ftimeLastWrite.minutes = time->min; + fs3.ftimeLastWrite.hours = time->hour; + } memcpy(&fs3.fdateLastAccess, &fs3.fdateLastWrite, sizeof(FDATE)); memcpy(&fs3.fdateCreation, &fs3.fdateLastWrite, sizeof(FDATE)); memcpy(&fs3.ftimeLastAccess, &fs3.ftimeLastWrite, sizeof(FTIME)); |