/* 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 {
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))
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];
}
/* 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;
}
/****************************************************************************
PVOID ptr;
if (DosGetNamedSharedMem(&ptr, (PSZ)"\\SHAREMEM\\PMGLOBAL.MEM", PAG_READ) == NO_ERROR) {
- DosFreeMem(ptr);
- return true;
- }
+ DosFreeMem(ptr);
+ return true;
+ }
return false;
}
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();
+ }
}
/****************************************************************************
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;
}
{
uint pos = strlen(s);
if (s[pos-1] != '\\') {
- s[pos] = '\\';
- s[pos+1] = '\0';
- }
+ s[pos] = '\\';
+ s[pos+1] = '\0';
+ }
}
/****************************************************************************
/* 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);
}
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;
/* 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;
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;
+ }
}
/****************************************************************************
ULONG Count;
if (DosRequestMutexSem(SesSwitchRec.Mutex, 10000))
- return;
+ return;
/* We're going to wait on that semaphore */
DosResetEventSem(SesSwitchRec.Event, &Count);
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);
}
{
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);
}
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);
+ }
+ }
}
/****************************************************************************
VIOMODEINFO vmi;
if (!cs)
- return;
+ return;
memcpy(&vmi, &cs->vmi, sizeof (VIOMODEINFO));
VioSetMode(&vmi, (HVIO)0);
/* 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);
}
/****************************************************************************
PM_intHandler ih,
int frequency)
{
- // TODO: Implement this!
+ /* TODO: Implement this! */
(void)ih;
(void)frequency;
return false;
void PMAPI PM_setRealTimeClockFrequency(
int frequency)
{
- // TODO: Implement this!
+ /* TODO: Implement this! */
(void)frequency;
}
****************************************************************************/
void PMAPI PM_restoreRealTimeClockHandler(void)
{
- // TODO: Implement this!
+ /* TODO: Implement this! */
}
/****************************************************************************
{
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);
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";
}
parmsIn[1] = limit;
parmsIn[2] = isCached;
if ((linear = CallSDDHelp(PMHELP_MAPPHYS)) == 0)
- return NULL;
+ return NULL;
return (void*)(linear + baseOfs);
}
int port)
{
switch (port) {
- case 0: return 0x3F8;
- case 1: return 0x2F8;
- }
+ case 0: return 0x3F8;
+ case 1: return 0x2F8;
+ }
return 0;
}
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;
}
uint r_off)
{
if (r_seg == 0xFFFF)
- return &RMBuf[r_off];
+ return &RMBuf[r_off];
return lowMem + MK_PHYS(r_seg,r_off);
}
uint *r_off)
{
if (size > sizeof(RMBuf))
- return NULL;
+ return NULL;
*r_seg = 0xFFFF;
*r_off = 0x0000;
return &RMBuf;
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;
/* 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 */
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;
}
* 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);
/* 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);
+ }
}
/****************************************************************************
/* 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);
+ }
}
/****************************************************************************
INTCRF rmregs;
if (!InitInt10())
- return;
+ return;
memset(&rmregs, 0, sizeof(rmregs));
rmregs.ulBIOSIntNo = 0x10;
rmregs.aCRF.reg_eax = 0x4F05;
INTCRF rmregs;
if (!InitInt10())
- return;
+ return;
memset(&rmregs, 0, sizeof(rmregs));
rmregs.ulBIOSIntNo = 0x10;
rmregs.aCRF.reg_eax = 0x4F05;
INTCRF rmregs;
if (!InitInt10())
- return;
+ return;
memset(&rmregs, 0, sizeof(rmregs));
rmregs.ulBIOSIntNo = 0x10;
rmregs.aCRF.reg_eax = 0x4F07;
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
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;
}
PM_MODULE hModule,
const char *szProcName)
{
- // TODO: Implement this!
+ /* TODO: Implement this! */
(void)hModule;
(void)szProcName;
return NULL;
void PMAPI PM_freeLibrary(
PM_MODULE hModule)
{
- // TODO: Implement this!
+ /* TODO: Implement this! */
(void)hModule;
}
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);
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;
}
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;
}
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);
}
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;
}
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;
}
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));
projects / u-boot / blobdiff