RELIES ON
---------
-Quit (char *error) function
+Quit (global_game_variables_t *gvar, char *error) function
WORK TO DO
*/
#include "src/lib/16_mm.h"
#include "src/lib/16_ca.h"
+#include <malloc.h>
#pragma hdrstop
#pragma warn -pro
=============================================================================
*/
-
+#ifndef __16_PM__
static char *ParmStringsexmm[] = {"noems","noxms",""};
-
+#endif
/*
======================
=
boolean MML_CheckForEMS(void)
{
- boolean emmcfems;
+ boolean emmcfems = false;
+ word EMSPageFrame = 0;
+ byte err=0, str[64];
static char emmname[] = "EMMXXXX0"; //fix by andrius4669
__asm {
mov dx,OFFSET emmname //fix by andrius4669
mov ax,0x3d00
- int 0x21 // try to open EMMXXXX0 device
+ int EMM_INT // try to open EMMXXXX0 device
jc error
mov bx,ax
mov ax,0x4400
- int 0x21 // get device info
+ int EMM_INT // get device info
jc error
and dx,0x80
mov ax,0x4407
- int 0x21 // get status
+ int EMM_INT // get status
jc error
or al,al
jz error
mov ah,0x3e
- int 0x21 // close handle
+ int EMM_INT // close handle
jc error
+
+ //
+ // pageframe check
+ //
+ mov ah,EMS_GETFRAME
+ int EMS_INT // find the page frame address
+ or ah,ah
+ jnz error
+ mov [EMSPageFrame],bx
+
//
// EMS is good
//
- mov emmcfems,1
- jmp End
+ mov emmcfems,1
+ jmp End
#ifdef __BORLANDC__
}
#endif
//
// EMS is bad
//
- mov emmcfems,0
+ mov err,ah
+ mov emmcfems,0
#ifdef __BORLANDC__
}
#endif
#ifdef __WATCOMC__
}
#endif
+
+ //
+ // Pageframe switch to determine if there is one!
+ //
+ if(!EMSPageFrame)
+ {
+ emmcfems = false;
+#if defined(__DEBUG_PM__) || defined(__DEBUG_MM__)
+ printf("MML_CheckForEMS: EMS error No Pageframe!\nAddress detected to be %04x\n", EMSPageFrame);
+#endif
+ }else if(!emmcfems)// if there is an error and page frame is not 0000
+ {
+ strcpy(str,"MML_CheckForEMS: EMS error ");
+ MM_EMSerr(str, err);
+ printf("%s\n",str);
+ }
+
return(emmcfems);
}
-
+#ifndef __16_PM__
/*
======================
=
=======================
*/
-byte MML_SetupEMS(mminfo_t *mm)
+byte MML_SetupEMS(global_game_variables_t *gvar)
{
byte str[160];
byte err;
unsigned int EMSVer = 0;
//byte EMS_status;
- unsigned totalEMSpages,freeEMSpages,EMSpageframe,EMSpagesmapped,EMShandle;
- totalEMSpages = freeEMSpages = EMSpageframe = EMSpagesmapped = 0;
+ unsigned totalEMSpages,freeEMSpages,EMSPageFrame,EMSpagesmapped,EMSHandle;
+ totalEMSpages = freeEMSpages = EMSPageFrame = EMSpagesmapped = 0;
__asm {
mov ah,EMS_STATUS
int EMS_INT // find the page frame address
or ah,ah
jnz error
- mov [EMSpageframe],bx
+ mov [EMSPageFrame],bx
mov ah,EMS_GETPAGES
int EMS_INT // find out how much EMS is there
int EMS_INT
or ah,ah
jnz error
- mov [EMShandle],dx
+ mov [EMSHandle],dx
jmp End
#ifdef __BORLANDC__
}
printf("%s\n",str);
return err;
}
- mm->totalEMSpages=totalEMSpages;
- mm->freeEMSpages=freeEMSpages;
- mm->EMSpageframe=EMSpageframe;
- mm->EMSpagesmapped=EMSpagesmapped;
- mm->EMShandle=EMShandle;
- mm->EMSVer=EMSVer;
+ gvar->mm.totalEMSpages=totalEMSpages;
+ gvar->mm.freeEMSpages=freeEMSpages;
+ gvar->mm.EMSPageFrame=EMSPageFrame;
+ gvar->mm.EMSpagesmapped=EMSpagesmapped;
+ gvar->mm.EMSHandle=EMSHandle;
+ gvar->mm.EMSVer=EMSVer;
return 0;
}
=======================
*/
-void MML_ShutdownEMS(mminfo_t *mm)
+void MML_ShutdownEMS(global_game_variables_t *gvar)
{
boolean errorflag=false;
- unsigned EMShandle=mm->EMShandle;
+ unsigned EMSHandle=gvar->mm.EMSHandle;
- if(!EMShandle)
+ if(!EMSHandle)
return;
__asm {
mov ah,EMS_FREEPAGES
- mov dx,[EMShandle]
+ mov dx,[EMSHandle]
int EMS_INT
or ah,ah
jz ok
#ifdef __WATCOMC__
}
#endif
- if(errorflag==true) printf("MML_ShutdownEMS: Error freeing EMS!\n"); //++++ add something
+ if(errorflag==true)
+ Quit (gvar, "MML_ShutdownEMS: Error freeing EMS!\n"); //++++ add something
}
/*
====================
*/
-byte MM_MapEMS(mminfo_t *mm, mminfotype *mmi)
+byte MM_MapEMS(global_game_variables_t *gvar)
{
byte str[160];
- unsigned EMShandle;
+ unsigned EMSHandle;
byte err;
boolean errorflag=false;
int i;
- EMShandle=mm->EMShandle;
+ EMSHandle=gvar->mm.EMSHandle;
for (i=0;i<4/*MAPPAGES*/;i++)
{
mov ah,EMS_MAPPAGE
mov bx,[i] // logical page
mov al,bl // physical page
- mov dx,[EMShandle] // handle
+ mov dx,[EMSHandle] // handle
int EMS_INT
or ah,ah
jnz error
return err;
}
}
- mmi->EMSmem = (i)*0x4000lu;
- //printf(" mmi->EMSmem=%lu\n", mmi->EMSmem);
+ gvar->mmi.EMSmem = (i)*0x4000lu;
return 0;
}
-byte MM_MapXEMS(mminfo_t *mm, mminfotype *mmi)
+byte MM_MapXEMS(global_game_variables_t *gvar)
{
//SUB EMS.MapXPages (PhysicalStart, LogicalStart, NumPages, Handle)
//END SUB
byte str[160];
byte err;
- word EMShandle;
+ word EMSHandle;
boolean errorflag=false;
int i;
- EMShandle=mm->EMShandle;
+ EMSHandle=gvar->mm.EMSHandle;
- if(mm->EMSVer<0x40)
+ if(gvar->mm.EMSVer<0x40)
return 5;
for (i=0;i<MAPPAGES;i++)
mov ah,EMS_MAPXPAGE
mov cx,[i] // logical page
mov al,bl // physical page
- mov dx,[EMShandle] // handle
+ mov dx,[EMSHandle] // handle
int EMS_INT
or ah,ah
jnz error
return err;
}
}
- mmi->EMSmem = (i)*0x4000lu;
+ gvar->mmi.EMSmem = (i)*0x4000lu;
return 0;
}
-
+#endif
//==========================================================================
/*
=======================
*/
-boolean MML_CheckForXMS(mminfo_t *mm)
+boolean MML_CheckForXMS(void)
{
+ //numUMBs = 0;
boolean errorflag=false;
- mm->numUMBs = 0;
__asm {
mov ax,0x4300
else return true;
}
-
+#ifndef __16_PM__
/*
======================
=
=======================
*/
-void MML_SetupXMS(mminfo_t *mm, mminfotype *mmi)
+void MML_SetupXMS(global_game_variables_t *gvar)
{
word base,size;
}
#endif
// printf("base=%u ", base); printf("size=%u\n", size);
- MML_UseSpace(base,size, mm);
- mmi->XMSmem += size*16;
- mm->UMBbase[mm->numUMBs] = base;
- mm->numUMBs++;
- if(mm->numUMBs < MAXUMBS)
+ MML_UseSpace(base,size, gvar);
+ gvar->mmi.XMSmem += size*16;
+ gvar->mm.UMBbase[gvar->mm.numUMBs] = base;
+ gvar->mm.numUMBs++;
+ if(gvar->mm.numUMBs < MAXUMBS)
goto getmemory;
}
======================
*/
-void MML_ShutdownXMS(mminfo_t *mm)
+void MML_ShutdownXMS(global_game_variables_t *gvar)
{
int i;
unsigned base;
- for (i=0;i<mm->numUMBs;i++)
+ for (i=0;i<gvar->mm.numUMBs;i++)
{
- base = mm->UMBbase[i];
+ base = gvar->mm.UMBbase[i];
__asm {
mov ah,XMS_FREEUMB
mov dx,[base]
}
}
}
-
+#endif
//==========================================================================
/*
======================
*/
-/*void MML_UseSpace(word segstart, dword seglength, mminfo_t *mm)
-{
- //huge mmblocktype huge *scan,huge *last;
- word segm=1;
- word oldend;
- dword segmlen;
- dword extra;
-
- scan = last = mm->mmhead;
- mm->mmrover = mm->mmhead; // reset rover to start of memory
-
-//
-// search for the block that contains the range of segments
-//
- while(scan->start+scan->length < segstart)
- {
- last = scan;
- scan = scan->next;
- }
-
-//
-// take the given range out of the block
-//
- oldend = scan->start + scan->length;
+/*
extra = oldend - (segstart+seglength);
segmlen=extra;
{
scan->blob=segm;
- //MML_UseSpace(segstart, seglength, mm);
+ //MML_UseSpace(segstart, seglength, gvar);
printf("MML_UseSpace: Segment spans two blocks!\n");
//}
printf("segmlen=%lu\n", segmlen);
}
//++++todo: linked list of segment!
- if(segstart == scan->start)
- {
- last->next = scan->next; // unlink block
- FREEBLOCK(scan);
- scan = last;
- }
- else
- scan->length = segstart-scan->start; // shorten block
-
- if(extra > 0)
- {
- GETNEWBLOCK;
- mm->mmnew->useptr = NULL;
-
- mm->mmnew->next = scan->next;
- scan->next = mm->mmnew;
- mm->mmnew->start = segstart+seglength;
- mm->mmnew->length = extra;
- mm->mmnew->attributes = LOCKBIT;
- }//else if(segm>0) goto segu;
-
-}*/
-void MML_UseSpace(word segstart, dword seglength, mminfo_t *mm)
+*/
+void MML_UseSpace(word segstart, dword seglength, global_game_variables_t *gvar)
{
mmblocktype far *scan,far *last;
word oldend;
sdword extra;
//word segm=1;
- scan = last = mm->mmhead;
- mm->mmrover = mm->mmhead; // reset rover to start of memory
+ scan = last = gvar->mm.mmhead;
+ gvar->mm.mmrover = gvar->mm.mmhead; // reset rover to start of memory
//
// search for the block that contains the range of segments
if (extra > 0)
{
GETNEWBLOCK;
- mm->mmnew->useptr = NULL;
+ gvar->mm.mmnew->useptr = NULL;
- mm->mmnew->next = scan->next;
- scan->next = mm->mmnew;
- mm->mmnew->start = segstart+seglength;
- mm->mmnew->length = extra;
- mm->mmnew->attributes = LOCKBIT;
- }
+ gvar->mm.mmnew->next = scan->next;
+ scan->next = gvar->mm.mmnew;
+ gvar->mm.mmnew->start = segstart+seglength;
+ gvar->mm.mmnew->length = extra;
+ gvar->mm.mmnew->attributes = LOCKBIT;
+ }//else if(segm>0) goto segu;
}
====================
*/
-void MML_ClearBlock(mminfo_t *mm)
+void MML_ClearBlock(global_game_variables_t *gvar)
{
- //huge mmblocktype huge *scan,huge *last;
- mmblocktype far *scan,far *last;
+ mmblocktype far *scan;//,far *last;
- scan = mm->mmhead->next;
+ scan = gvar->mm.mmhead->next;
while(scan)
{
if(!(scan->attributes&LOCKBIT) && (scan->attributes&PURGEBITS))
{
- MM_FreePtr(scan->useptr, mm);
+ MM_FreePtr(scan->useptr, gvar);
return;
}
scan = scan->next;
===================
*/
-void MM_Startup(mminfo_t *mm, mminfotype *mmi)
+void MM_Startup(global_game_variables_t *gvar)
{
int i;
//dword length,seglength;
dword length; word seglength;
- //huge void huge *start;
void far *start;
word segstart;//,endfree;
- //memptr *peeonself;
-// if(mm->mmstarted)
-// MM_Shutdown(mm);
+ if(gvar->mm.mmstarted)
+ MM_Shutdown(gvar);
- mm->mmstarted = true;
- mm->bombonerror = true;
+ gvar->mm.mmstarted = true;
+ gvar->mm.bombonerror = true;
//
// set up the linked list (everything in the free list;
//
- mm->mmhead = NULL;
- mm->mmfree = &(mm->mmblocks[0]);
+ gvar->mm.mmhead = NULL;
+ gvar->mm.mmfree = &(gvar->mm.mmblocks[0]);
for(i=0;i<MAXBLOCKS-1;i++)
- {
- mm->mmblocks[i].next = &(mm->mmblocks[i+1]);
- }
- mm->mmblocks[i].next = NULL;
+ gvar->mm.mmblocks[i].next = &(gvar->mm.mmblocks[i+1]);
+ gvar->mm.mmblocks[i].next = NULL;
//
// locked block of all memory until we punch out free space
//
GETNEWBLOCK;
- mm->mmhead = mm->mmnew; // this will allways be the first node
- mm->mmnew->start = 0;
- mm->mmnew->length = 0xffff;
- mm->mmnew->attributes = LOCKBIT;
- mm->mmnew->next = NULL;
- //mm->mmnew->useptr = peeonself;
- mm->mmrover = mm->mmhead;
-
- //printf(" %x\n", peeonself);
- //printf(" %x\n", *peeonself);
+ gvar->mm.mmhead = gvar->mm.mmnew; // this will allways be the first node
+ gvar->mm.mmnew->start = 0;
+ gvar->mm.mmnew->length = 0xffff;
+ gvar->mm.mmnew->attributes = LOCKBIT;
+ gvar->mm.mmnew->next = NULL;
+ gvar->mm.mmrover = gvar->mm.mmhead;
+
//
// get all available near conventional memory segments
//
#ifdef __WATCOMC__
_nheapgrow();
- length=(dword)_memavl();//(dword)GetFreeSize();
- //huge start = (void huge *)(mm->nearheap = _nmalloc(length));
- start = (void far *)(mm->nearheap = _nmalloc(length));
+#endif
+ length=(word)_memavl();//(word)coreleft();
+ //start = gvar->mm.nearheap = _fmalloc(length);
+#ifdef __WATCOMC__
+ start = (void __far *)(gvar->mm.nearheap = _nmalloc(length));
#endif
#ifdef __BORLANDC__
- length=coreleft();
- //huge start = (void huge *)(mm->nearheap = malloc(length));
- start = (void far *)(mm->nearheap = malloc(length));
+ start = (void far *)(gvar->mm.nearheap = malloc(length));
#endif
+
length -= 16-(FP_OFF(start)&15);
length -= SAVENEARHEAP;
seglength = length / 16; // now in paragraphs
segstart = FP_SEG(start)+(FP_OFF(start)+15)/16;
- MML_UseSpace(segstart,seglength, mm);
- mmi->nearheap = length;
- //printf("start=%Fp segstart=%x seglen=%lu len=%lu\n", start, segstart, seglength, length);
+ MML_UseSpace(segstart,seglength, gvar);
+ gvar->mmi.nearheap = length;
+ //0000printf("near: start=%Fp segstart=%x seglen=%lu len=%lu\n", start, segstart, (dword)seglength, length);
//
// get all available far conventional memory segments
//
- //printf("_FARCORELEFT %lu\n", _FCORELEFT);
#ifdef __WATCOMC__
_fheapgrow();
#endif
#ifdef __BORLANDC__
- printf("farcoreleft() %lu\n", farcoreleft());
- printf("(farcoreleft()+32)-_FCORELEFT %d\n", (sword)((farcoreleft()+32)-_FCORELEFT));
+// printf("farcoreleft() %lu\n", farcoreleft());
+// printf("(farcoreleft()+32)-_FCORELEFT %d\n", (sword)((farcoreleft()+32)-_FCORELEFT));
#endif
- length=_FCORELEFT;//_fcoreleft();//(dword)GetFarFreeSize();//0xffffUL*4UL;
- start = mm->farheap = _fmalloc(length);
- //start = mm->farheap = halloc(length, 1);
+ length=_FCORELEFT;
+ start = gvar->mm.farheap = _fmalloc(length);//start = gvar->mm.farheap = halloc(length, 1);
+
length -= 16-(FP_OFF(start)&15);
length -= SAVEFARHEAP;
seglength = length / 16; // now in paragraphs
segstart = FP_SEG(start)+(FP_OFF(start)+15)/16;
- MML_UseSpace(segstart,seglength, mm);
- mmi->farheap = length;
- //printf("start=%Fp segstart=%x seglen=%lu len=%lu\n", start, segstart, seglength, length);
+ MML_UseSpace(segstart,seglength, gvar);
+ gvar->mmi.farheap = length;
+ //0000printf("far: start=%Fp segstart=%x seglen=%lu len=%lu\n", start, segstart, (dword)seglength, length);
- mmi->mainmem = mmi->nearheap + mmi->farheap;
+ gvar->mmi.mainmem = gvar->mmi.nearheap + gvar->mmi.farheap;
+#if !defined(__16_PM__)// && defined(__WATCOMC__)
+ if(!dbg_debugpm) {
//
// detect EMS and allocate up to 64K at page frame
//
- mmi->EMSmem = 0;
+ gvar->mmi.EMSmem = 0;
//goto emsskip; //0000
- for(i = 1;i <
-#ifdef __WATCOMC__
- __argc
-#endif
-#ifdef __BORLANDC__
- _argc
-#endif
- ;i++)
+ for(i = 1;i < _argc;i++)
{
- if(US_CheckParm(
-#ifdef __WATCOMC__
- __argv[i]
-#endif
-#ifdef __BORLANDC__
- _argv[i]
-#endif
- ,ParmStringsexmm) == 0)
+ if(US_CheckParm(_argv[i],ParmStringsexmm) == 0)
goto emsskip; // param NOEMS
}
if(MML_CheckForEMS())
{
- MML_SetupEMS(mm); // allocate space
- //TODO: EMS4! AND EMS 3.2 MASSIVE DATA HANDLMENT!
- MML_UseSpace(mm->EMSpageframe,(MAPPAGES)*0x4000lu, mm);
- //if(mm->EMSVer<0x40)
- MM_MapEMS(mm, mmi); // map in used pages
+ MML_SetupEMS(gvar); // allocate space
+ //16_PM: EMS4! AND EMS 3.2 MASSIVE DATA HANDLMENT!
+ MML_UseSpace(gvar->mm.EMSPageFrame,(MAPPAGES)*0x4000lu, gvar);
+ //if(gvar->pm.emm.EMSVer<0x40)
+ MM_MapEMS(gvar); // map in used pages
//else
- //MM_MapXEMS(mm, mmi); // map in used pages
+ //MM_MapXEMS(gvar); // map in used pages
}
//
// detect XMS and get upper memory blocks
//
emsskip:
- mmi->XMSmem = 0;
+ gvar->mmi.XMSmem = 0;
goto xmsskip;//0000
- for(i = 1;i <
-#ifdef __WATCOMC__
- __argc
-#endif
-#ifdef __BORLANDC__
- _argc
-#endif
- ;i++)
+ for(i = 1;i < _argc;i++)
{
- if(US_CheckParm(
-#ifdef __WATCOMC__
- __argv[i]
-#endif
-#ifdef __BORLANDC__
- _argv[i]
-#endif
- ,ParmStringsexmm) == 0)
+ if(US_CheckParm( _argv[i],ParmStringsexmm) == 0)
goto xmsskip; // param NOXMS
}
- if(MML_CheckForXMS(mm))
+ if(MML_CheckForXMS())
{
- MML_SetupXMS(mm, mmi); // allocate as many UMBs as possible
+ MML_SetupXMS(gvar); // allocate as many UMBs as possible
}
+ }
+xmsskip:
+#endif
//
// allocate the misc buffer
//
-xmsskip:
- mm->mmrover = mm->mmhead; // start looking for space after low block
+ gvar->mm.mmrover = gvar->mm.mmhead; // start looking for space after low block
- MM_GetPtr(&(mm->bufferseg),BUFFERSIZE, mm, mmi);
+ MM_GetPtr(&(gvar->mm.bufferseg),BUFFERSIZE, gvar);
}
//==========================================================================
====================
*/
-void MM_Shutdown(mminfo_t *mm)
+void MM_Shutdown(global_game_variables_t *gvar)
{
- if(!(mm->mmstarted))
+ if(!(gvar->mm.mmstarted))
return;
- _ffree(mm->farheap);// printf(" far freed\n");
+ _ffree(gvar->mm.farheap);// printf(" far freed\n");
#ifdef __WATCOMC__
- _nfree(mm->nearheap);// printf(" near freed\n");
+ _nfree(gvar->mm.nearheap);// printf(" near freed\n");
#endif
#ifdef __BORLANDC__
- free(mm->nearheap);// printf(" near freed\n");
+ free(gvar->mm.nearheap);// printf(" near freed\n");
+#endif
+#ifndef __16_PM__
+#ifdef __DEBUG__
+ if(!dbg_debugpm) {
+#endif
+ if(MML_CheckForEMS()){ MML_ShutdownEMS(gvar); }//printf(" EMS freed\n"); }
+ if(MML_CheckForXMS()){ MML_ShutdownXMS(gvar); }//printf(" XMS freed\n"); }
+#ifdef __DEBUG__
+ }
+#endif
#endif
- if(MML_CheckForEMS()){ MML_ShutdownEMS(mm); }//printf(" EMS freed\n"); }
- if(MML_CheckForXMS(mm)){ MML_ShutdownXMS(mm); }//printf(" XMS freed\n"); }
}
//==========================================================================
====================
*/
-void MM_GetPtr (memptr *baseptr, dword size, mminfo_t *mm, mminfotype *mmi)
+void MM_GetPtr (memptr *baseptr, dword size, global_game_variables_t *gvar)
{
- //huge mmblocktype huge *scan,huge *lastscan,huge *endscan,huge *purge,huge *next;
mmblocktype far *scan,far *lastscan,far *endscan,far *purge,far *next;
int search;
unsigned needed,startseg;
needed = (size+15)/16; // convert size from bytes to paragraphs
GETNEWBLOCK; // fill in start and next after a spot is found
- mm->mmnew->length = needed;
- mm->mmnew->useptr = baseptr;
- //if(mm->mmnew->useptr==NULL){
- printf("baseptr=%04x ", baseptr); printf("useptr=%04x\n", mm->mmnew->useptr);
- printf("*baseptr=%04x ", *baseptr); printf("*useptr=%04x\n", *(mm->mmnew->useptr));
- //printf("*baseptr=%Fp ", *baseptr); printf("*useptr=%Fp\n", *(mm->mmnew->useptr));
- //exit(-5); }
- mm->mmnew->attributes = BASEATTRIBUTES;
+ gvar->mm.mmnew->length = needed;
+ gvar->mm.mmnew->useptr = baseptr;
+ //if(gvar->mm.mmnew->useptr==NULL){
+#ifdef __DEBUG_MM__
+ if(dbg_debugmm>0){
+ printf("MM_GetPtr\n");
+ //%04x
+ printf(" baseptr=%Fp ", baseptr); printf("useptr=%Fp\n", gvar->mm.mmnew->useptr);
+ printf(" *baseptr=%Fp ", *baseptr); printf("*useptr=%Fp\n", *(gvar->mm.mmnew->useptr));
+ printf(" &baseptr=%Fp ", &baseptr); printf("&useptr=%Fp\n", &(gvar->mm.mmnew->useptr));
+ }
+#endif
+ //Quit(gvar, "gvar->mm.mmnew->useptr==NULL"); }
+ gvar->mm.mmnew->attributes = BASEATTRIBUTES;
//tryagain:
for (search = 0; search<3; search++)
// first search: try to allocate right after the rover, then on up
// second search: search from the head pointer up to the rover
// third search: compress memory, then scan from start
- if (search == 1 && mm->mmrover == mm->mmhead)
+ if (search == 1 && gvar->mm.mmrover == gvar->mm.mmhead)
search++;
switch (search)
{
case 0:
- lastscan = mm->mmrover;
- scan = mm->mmrover->next;
+ lastscan = gvar->mm.mmrover;
+ scan = gvar->mm.mmrover->next;
endscan = NULL;
break;
case 1:
- lastscan = mm->mmhead;
- scan = mm->mmhead->next;
- endscan = mm->mmrover;
+ lastscan = gvar->mm.mmhead;
+ scan = gvar->mm.mmhead->next;
+ endscan = gvar->mm.mmrover;
break;
case 2:
- MM_SortMem (mm);
- lastscan = mm->mmhead;
- scan = mm->mmhead->next;
+ MM_SortMem (gvar);
+ lastscan = gvar->mm.mmhead;
+ scan = gvar->mm.mmhead->next;
endscan = NULL;
break;
}
// and allocate the new block
//
purge = lastscan->next;
- lastscan->next = mm->mmnew;
- mm->mmnew->start = *(unsigned *)baseptr = startseg;
- mm->mmnew->next = scan;
+ lastscan->next = gvar->mm.mmnew;
+ gvar->mm.mmnew->start = *(unsigned *)baseptr = startseg;
+ gvar->mm.mmnew->next = scan;
while ( purge != scan)
{ // free the purgable block
next = purge->next;
FREEBLOCK(purge);
purge = next; // purge another if not at scan
}
- mm->mmrover = mm->mmnew;
+ gvar->mm.mmrover = gvar->mm.mmnew;
return; // good allocation!
}
}
}
- if (mm->bombonerror)
+ if (gvar->mm.bombonerror)
{
#ifdef __WATCOMC__
//heapdump();
#endif
- printf(OUT_OF_MEM_MSG,(size-mmi->nearheap));
- printf("for stability reasons the program will shut down! wwww\n");
- MM_Shutdown(mm);
- exit(-1);
+ printf(OUT_OF_MEM_MSG,(size-gvar->mmi.nearheap));
+ Quit(gvar, "for stability reasons the program will shut down! wwww\n");
}
else
- mm->mmerror = true;
+ gvar->mm.mmerror = true;
}
//==========================================================================
====================
*/
-void MM_FreePtr(memptr *baseptr, mminfo_t *mm)
+void MM_FreePtr(memptr *baseptr, global_game_variables_t *gvar)
{
- //huge mmblocktype huge *scan,huge *last;
mmblocktype far *scan,far *last;
- last = mm->mmhead;
+ last = gvar->mm.mmhead;
scan = last->next;
- if(baseptr == mm->mmrover->useptr) // removed the last allocated block
- mm->mmrover = mm->mmhead;
+ if(baseptr == gvar->mm.mmrover->useptr) // removed the last allocated block
+ gvar->mm.mmrover = gvar->mm.mmhead;
while(scan->useptr != baseptr && scan)
{
if(!scan)
{
- printf("MM_FreePtr: Block not found!\n");
- return;
+ Quit(gvar, "MM_FreePtr: Block not found!\n");
+ //printf("MM_FreePtr: Block not found!\n"); return;
}
last->next = scan->next;
=====================
*/
-void MM_SetPurge(memptr *baseptr, int purge, mminfo_t *mm)
+
+void MM_SetPurge(memptr *baseptr, int purge, global_game_variables_t *gvar)
{
- //huge mmblocktype huge *start;
mmblocktype far *start;
- start = mm->mmrover;
+ start = gvar->mm.mmrover;
do
{
- if(mm->mmrover->useptr == baseptr)
+ if(gvar->mm.mmrover->useptr == baseptr)
break;
- mm->mmrover = mm->mmrover->next;
+ gvar->mm.mmrover = gvar->mm.mmrover->next;
- if(!mm->mmrover)
- mm->mmrover = mm->mmhead;
- else if(mm->mmrover == start)
+ if(!gvar->mm.mmrover)
+ gvar->mm.mmrover = gvar->mm.mmhead;
+ else if(gvar->mm.mmrover == start)
{
- printf("MM_SetPurge: Block not found!");
- return;
+ Quit (gvar, "MM_SetPurge: Block not found!");
+ //return;
}
} while(1);
- mm->mmrover->attributes &= ~PURGEBITS;
- mm->mmrover->attributes |= purge;
+ gvar->mm.mmrover->attributes &= ~PURGEBITS;
+ gvar->mm.mmrover->attributes |= purge;
}
//==========================================================================
=====================
*/
-void MM_SetLock(memptr *baseptr, boolean locked, mminfo_t *mm)
+void MM_SetLock(memptr *baseptr, boolean locked, global_game_variables_t *gvar)
{
- //huge mmblocktype huge *start;
mmblocktype far *start;
- start = mm->mmrover;
+ start = gvar->mm.mmrover;
do
{
- if(mm->mmrover->useptr == baseptr)
+ if(gvar->mm.mmrover->useptr == baseptr)
break;
- mm->mmrover = mm->mmrover->next;
+ gvar->mm.mmrover = gvar->mm.mmrover->next;
- if(!mm->mmrover)
- mm->mmrover = mm->mmhead;
- else if(mm->mmrover == start)
+ if(!gvar->mm.mmrover)
+ gvar->mm.mmrover = gvar->mm.mmhead;
+ else if(gvar->mm.mmrover == start)
{
- printf("MM_SetLock: Block not found!");
- return;
+ Quit (gvar, "MM_SetLock: Block not found!");
+ //return;
}
} while(1);
- mm->mmrover->attributes &= ~LOCKBIT;
- mm->mmrover->attributes |= locked*LOCKBIT;
+ gvar->mm.mmrover->attributes &= ~LOCKBIT;
+ gvar->mm.mmrover->attributes |= locked*LOCKBIT;
}
//==========================================================================
=====================
*/
-void MM_SortMem(mminfo_t *mm)
+void MM_SortMem(global_game_variables_t *gvar)
{
- //huge mmblocktype huge *scan,huge *last,huge *next;
mmblocktype far *scan,far *last,far *next;
unsigned start,length,source,dest,oldborder;
- int playing;
+ //++++int playing;
//
// lock down a currently playing sound
playing += STARTADLIBSOUNDS;
break;
}
- MM_SetLock(&(memptr)audiosegs[playing],true);
+ MM_SetLock((memptr *)&audiosegs[playing],true);
}
SD_StopSound();*/
-// oldborder = bordercolor;
-// VW_ColorBorder (15);
+ oldborder = gvar->video.bordercolor;
+ gvar->video.bordercolor = modexPalOverscan(15);
if(beforesort)
beforesort();
- scan = mm->mmhead;
+ scan = gvar->mm.mmhead;
last = NULL; // shut up compiler warning
//
next = scan->next;
FREEBLOCK(scan);
- //MM_FreeBlock(scan, mm);
+ //MM_FreeBlock(scan, gvar);
last->next = next;
scan = next;
continue;
scan = scan->next; // go to next block
}
- mm->mmrover = mm->mmhead;
+ gvar->mm.mmrover = gvar->mm.mmhead;
if(aftersort)
aftersort();
-// VW_ColorBorder (oldborder);
+ VL_ColorBorder (oldborder, &gvar->video);
/*++++ if(playing)
- MM_SetLock(&(memptr)audiosegs[playing],false);*/
+ MM_SetLock((memptr *)&audiosegs[playing],false);*/
}
//==========================================================================
=====================
*/
-void MM_ShowMemory(global_game_variables_t *gvar,/*page_t *page, */mminfo_t *mm)
+//#define MMSMSORTNEWTYPE
+#define MMSHOWMEMOFFSET 0//(gvar->video.page[0].dx+(gvar->video.page[0].dy*gvar->video.page[0].stridew))
+
+void MM_ShowMemory(global_game_variables_t *gvar)
{
- //huge mmblocktype huge *scan;
mmblocktype far *scan;
- word temp;
+ unsigned color,temp,x,y ,w;//,bofstemp;
sdword end,owner;
- //word chx,chy;
- word w;
- //dword wwww;
- byte scratch[160],scratch0[4096],scratch1[160],str[16];
- //byte d = '#';
-//**** VW_SetDefaultColors();
-//**** VW_SetLineWidth(40);
-//++++mh temp = bufferofs;
-//++++mh bufferofs = 0;
-//**** VW_SetScreen (0,0);
- scan = mm->mmhead;
- end = -1;
+ byte scratch[160],scratch0[4096],str[16];
+
+//-- VL_SetLineWidth(40, gvar);
+ //temp = gvar->video.ofs.bufferofs;
+ //gvar->video.ofs.bufferofs = gvar->video.ofs.displayofs;
+ temp = BDOFSCONV gvar->video.BOFS+MMSHOWMEMOFFSET;
+ gvar->video.BOFS = gvar->video.DOFS;
+ scan = gvar->mm.mmhead;
+
+ end = -1; w = 0;
CA_OpenDebug (gvar);
- w=0;
- while(scan)
+ while (scan)
{
strcpy(scratch, AARESET);
if(scan->attributes & PURGEBITS)
+ {
+ color = 6; // dark purple = purgable
strcpy(scratch0, AAMAGENTA); // dark purple = purgable
- else
+ }else{
+ color = 2; // medium blue = non purgable
strcpy(scratch0, AABLUE); // medium blue = non purgable
+ }
if(scan->attributes & LOCKBIT)
+ {
+ color = 1; // red = locked
strcpy(scratch0, AARED); // red = locked
+ }
if(scan->start<=end)
{
printf("\nend==%d\n\n", end);
ultoa (scan->start,str,10);
strcat (scratch,str);
write(gvar->handle.debughandle,scratch,strlen(scratch));
- //modexprint(&page, chx, chy, 1, 0, 24, "\nMM_ShowMemory: Memory block order currupted!\n");
- break;
+ Quit (gvar, "MM_ShowMemory: Memory block order currupted!");
}
+#ifdef MMSMSORTNEWTYPE
end = scan->start+(scan->length)-1;
-//++++ chy = scan->start/320;
-//++++ chx = scan->start%320;
- //modexhlin(page, scan->start, (unsigned)end, chy, color);
- //for(chx=scan->start;chx+4>=(word)end;chx+=4)
- //{
-//++++ modexClearRegion(page, chx, chy, 4, 4, color);
- //}
-//++++ VW_Hlin(scan->start,(unsigned)end,0,color);
+#else
+ end = scan->length-1;
+#endif
+ if(!gvar->video.page[0].width) gvar->video.page[0].width = 352;
+ y = scan->start/gvar->video.page[0].width;
+ x = scan->start%gvar->video.page[0].width;
+ VW_Hlin(x,x+end,y,color,gvar);
+ VL_Plot(x,y,15,gvar);
for(w=(scan->start)/80;w<=end/80;w++)
{
//printf("+ %u %lu\n", w, scan->length);
strcat(scratch0, "+");
}
+ //++==++==optional
strcat(scratch0, AARESET); strcat(scratch0, AAGREY); strcat(scratch0,"_");
-//++++ VW_Plot(scan->start,0,15);
-//++++ modexClearRegion(page, chx, chy, 4, 4, 15);
-//++++ VW_Hlin(end+1,scan->next->start,0,0); // black = free
-
- //wwww=(dword)(scan->next->start)-(dword)scan->start;
- //wwww=(dword)scan->start+(dword)(scan->next->start);
+#ifdef MMSMSORTNEWTYPE
+ if (scan->next && scan->next->start > end+1)
+#else
if (scan->next && scan->next->start >= end+1)
+#endif
{
+ VW_Hlin(x+end+1,x+(scan->next->start-scan->start),y,3,gvar); // black = free//now green
strcat(scratch0, AARESET);
- strcat(scratch0, "\n");
+//++==++==optional strcat(scratch0, "\n");
strcat(scratch0,AAGREEN);
for(w=(end+1)/80;w<=((scan->next->start-scan->start)/80);w++)
- //for(w=(wwww)/80;w<=((end+1)/80);w++)
- //for(w=(end+1)/80;w<=((wwww)/80);w++)
{
//printf("0 %x %u %lu\n", scan->next->start, w, scan->length);
strcat(scratch0,"0");
}
//printf("==================\n");
- //printf("w=%u wwww=%lu start=%04x next=%04x end=%lu\n", w/80, wwww/80, scan->start, (scan->next->start), end+1);
+ //printf("w=%u start=%04x next=%04x end=%lu\n", w/80, scan->start, (scan->next->start), end+1);
//printf("==================\n");
strcat(scratch0, "\n");
- //getch();
- }/*else {//if(scan->next->start <= scan->start){
+ }
+#if 0
+ else {//if(scan->next->start <= scan->start){
scan->next->start=scan->start+0x1000;
- wwww=(dword)(scan->next->start)-(dword)scan->start;
strcat(scratch0, AARESET);
strcat(scratch0, "\n");
strcat(scratch0,AAGREEN);
strcat(scratch0,"0");
}
printf("================\n");
- printf("w=%x start=%x next=%x end=%u %lu\n", w, scan->start, (scan->next->start), end+1, wwww);
+ printf("w=%x start=%x next=%x end=%u\n", w, scan->start, (scan->next->start), end+1);
printf("================\n");
getch();
- }*/
+ }
+#endif
strcat(scratch0, AARESET);
//strcat(scratch0,"\n");
- //for(chx=scan->next->start;chx+4>=(word)end+1;chx+=4)
- //{
-// chx+=scan->next->start;
-// modexClearRegion(page, chx, chy, 4, 4, 2);
- //}
- //modexhlin(page, end+1,scan->next->start, chy, 0);
-/* y = scan->start/320;
- x = scan->start%320;
- VW_Hlin(x,x+end,y,color);
- VW_Plot(x,y,15);*/
-//++++ VW_Hlin(x+end+1,x+(scan->next->start-scan->start),y,0); // black = free
strcat(scratch,"Seg:");
ultoa (scan->start,str,16);
strcat (scratch,str);
+// strcat(scratch, AABLACK); strcat(scratch,"\t"); strcat(scratch, AARESET);
strcat (scratch,"\tSize:");
ultoa ((unsigned)scan->length,str,10);
strcat (scratch,str);
+// strcat(scratch, AABLACK); strcat(scratch,"\t"); strcat(scratch, AARESET);
strcat (scratch,"\tOwner:0x");
owner = (unsigned)scan->useptr;
ultoa (owner,str,16);
strcat (scratch,"\n");
write(gvar->handle.debughandle,scratch,strlen(scratch));
write(gvar->handle.debughandle,scratch0,strlen(scratch0));
-//modexprint(page, chx, chy, 1, 0, 24, &scratch);
-//++++chy+=4;
//fprintf(stdout, "%s", scratch);
scan = scan->next;
}
- /*strcpy(scratch1, AARESET);
- strcat(scratch1, "========================================\n");
- strcat(scratch1, "near= ");
- ultoa (*(mm->nearheap),str,10);
- strcat (scratch1,str);
- strcat(scratch1, " far= ");
- ultoa (*(mm->farheap),str,10);
- strcat (scratch1,str);
- strcat(scratch1, "\n");
- //strcat(scratch1, "&near= %Fp ", &(mm->nearheap));
- //strcat(scratch1, "&far= %Fp", &(mm->farheap));
- //strcat(scratch1, "\n");
- strcat(scratch1, "========================================\n");
- write(gvar->handle.debughandle,scratch1,strlen(scratch1));*/
-
CA_CloseDebug (gvar);
-//++++mh IN_Ack();
-//**** VW_SetLineWidth(64);
-//++++mh bufferofs = temp;
+ IN_Ack(gvar);
+//-- VW_SetLineWidth(64);
+ //gvar->video.ofs.bufferofs = temp;
+ //bofstemp = BDOFSCONV gvar->video.BOFS;//+MMSHOWMEMOFFSET;
+ //bofstemp = temp;
+ gvar->video.BOFS = (byte __far *)temp;
}
+
+
//==========================================================================
/*
=====================
*/
-void MM_DumpData(mminfo_t *mm)
+void MM_DumpData(global_game_variables_t *gvar)
{
- //huge mmblocktype huge *scan,huge *best;
mmblocktype far *scan,far *best;
long lowest,oldlowest;
word owner;
byte lock,purge;
FILE *dumpfile;
- free(mm->nearheap);
- dumpfile = fopen ("mmdump.16","w");
+#ifdef __WATCOMC__
+ _nfree(gvar->mm.nearheap);
+#endif
+#ifdef __BORLANDC__
+ free(gvar->mm.nearheap);
+#endif
+#ifdef __BORLANDC__
+ dumpfile = fopen ("mmdump.16b","w");
+#endif
+#ifdef __WATCOMC__
+ dumpfile = fopen ("mmdump.16w","w");
+#endif
if (!dumpfile){
printf("MM_DumpData: Couldn't open MMDUMP.16!\n");
return;
oldlowest = lowest;
lowest = 0xffff;
- scan = mm->mmhead;
+ scan = gvar->mm.mmhead;
while (scan)
{
owner = (unsigned)scan->useptr;
======================
*/
-dword MM_UnusedMemory(mminfo_t *mm)
+dword MM_UnusedMemory(global_game_variables_t *gvar)
{
dword free;
- //huge mmblocktype huge *scan;
mmblocktype far *scan;
free = 0;
- scan = mm->mmhead;
+ scan = gvar->mm.mmhead;
while(scan->next)
{
======================
*/
-dword MM_TotalFree(mminfo_t *mm)
+dword MM_TotalFree(global_game_variables_t *gvar)
{
dword free;
- //huge mmblocktype huge *scan;
mmblocktype far *scan;
free = 0;
- scan = mm->mmhead;
+ scan = gvar->mm.mmhead;
while(scan->next)
{
=====================
*/
-void MM_Report(/*page_t *page, */mminfo_t *mm, mminfotype *mmi)
+void MM_Report_(global_game_variables_t *gvar)
{
+ printf("========================================\n");
+ printf(" MM_Report_\n");
+ printf("========================================\n");
if(MML_CheckForEMS())
{
- printf("EMM v%x.%x available\n", mm->EMSVer>>4,mm->EMSVer&0x0F);
- printf("totalEMSpages=%u\n", mm->totalEMSpages);
- printf("freeEMSpages=%u\n", mm->freeEMSpages);
- printf("EMSpageframe=%x\n", mm->EMSpageframe);
+ printf(" %cLIMEMS %u\n", 0xC9, gvar->pm.emm.EMSPresent);
+ printf(" %c%cEMM v%x.%x available\n", 0xC7, 0xC4, gvar->pm.emm.EMSVer>>4,gvar->pm.emm.EMSVer&0x0F);
+ printf(" %c%ctotalEMSpages: %u ", 0xC7, 0xC4, gvar->pm.emm.totalEMSpages); printf("freeEMSpages: %u\n", gvar->pm.emm.freeEMSpages);
+ printf(" %c%cEMSPageFrame: %04x\n", 0xC7, 0xC4, gvar->pm.emm.EMSPageFrame);
+ printf(" %c%cEMSmem: %lu or %luk\n", 0xD3, 0xC4, gvar->mmi.EMSmem, gvar->mmi.EMSmem/1204);
+ }
+ if(MML_CheckForXMS())
+ {
+ printf(" %cXMS %u\n", 0xC9, gvar->pm.xmm.XMSPresent);
+ printf(" %c%cXMS v%x.%x available\n", 0xC7, 0xC4, XMSVer>>8,XMSVer&0x0F);
+ printf(" %c%cXMSDriver: %Fp\n", 0xC7, 0xC4, XMSDriver);
+ printf(" %c%cXMSHandle: %04x\n", 0xC7, 0xC4, gvar->pm.xmm.XMSHandle);
+ printf(" %c%cXMSmem: %lu or %lukb\n", 0xD3, 0xC4, gvar->mmi.XMSmem, gvar->mmi.XMSmem/1024);
}
- if(MML_CheckForXMS(mm)) printf("XMSaddr=%X\n", *XMSaddr);
- printf("near=%lu\n", mmi->nearheap);
- printf("far=%lu\n", mmi->farheap);
- printf("EMSmem=%lu\n", mmi->EMSmem);
- printf("XMSmem=%lu\n", mmi->XMSmem);
- printf("mainmem=%lu\n", mmi->mainmem);
- printf("UnusedMemory=%lu\n", MM_UnusedMemory(mm));
- printf("TotalFree=%lu\n", MM_TotalFree(mm));
- printf("TotalUsed=%lu\n", mmi->mainmem+mmi->EMSmem+mmi->XMSmem+mmi->XMSmem);
+ printf(" %cConv. %u\n", 0xC9, gvar->pm.mm.MainPresent); DebugMemory_(gvar, 0);
+ //printf("mainmem: %lu\n", gvar->mmi.mainmem);
+ //printf("Total convmem: %lu ", gvar->mmi.mainmem); printf("TotalFree: %lu ", MM_TotalFree(gvar)+gvar->mmi.EMSmem+gvar->mmi.XMSmem+gvar->mmi.XMSmem); printf("TotalUsed: %lu\n", gvar->mmi.mainmem);
+ //printf(" UnusedMemory: %lu\n", MM_UnusedMemory(gvar));
+ printf("nearheap: %lu ", gvar->mmi.nearheap); printf("farheap: %lu\n", gvar->mmi.farheap);
}
//==========================================================================
=====================
*/
-void MM_BombOnError(boolean bomb, mminfo_t *mm)
+void MM_BombOnError(boolean bomb, global_game_variables_t *gvar)
{
- mm->bombonerror = bomb;
+ gvar->mm.bombonerror = bomb;
}
-/*void MM_GetNewBlock(mminfo_t *mm)
+#if 0
+void MM_GetNewBlock(global_game_variables_t *gvar)
{
- if(!mm->mmfree)
- MML_ClearBlock(mm);
- mm->mmnew=mm->mmfree;
- mm->mmfree=mm->mmfree->next;
- if(!(mm->mmnew=mm->mmfree))
+ if(!gvar->mm.mmfree)
+ MML_ClearBlock(gvar);
+ gvar->mm.mmnew=gvar->mm.mmfree;
+ gvar->mm.mmfree=gvar->mm.mmfree->next;
+ if(!(gvar->mm.mmnew=gvar->mm.mmfree))
{
printf("MM_GETNEWBLOCK: No free blocks!\n");
return;
}
- mm->mmfree=mm->mmfree->next;
+ gvar->mm.mmfree=gvar->mm.mmfree->next;
}
-void MM_FreeBlock(mmblocktype *x, mminfo_t *mm)
+void MM_FreeBlock(mmblocktype *x, global_game_variables_t *gvar)
{
x->useptr=NULL;
- x->next=mm->mmfree;
- mm->mmfree=x;
-}*/
+ x->next=gvar->mm.mmfree;
+ gvar->mm.mmfree=x;
+}
+#endif
+
+void xms_call(byte v, global_game_variables_t *gvar)
+{
+ dword XMSDriver = gvar->pm.xmm.XMSDriver;
+ __asm {
+ mov ah,[v]
+ call [DWORD PTR XMSDriver]
+ }
+}
/*void MM_seguin(void)
{
projects / 16.git / blobdiff