mov [freeEMSpages],bx
or bx,bx
jz noEMS // no EMS at all to allocate
-//++++EXPAND DONG!!!!
+ //EXPAND DONG!!!!
cmp [EMSVer],0x40
jb low
cmp bx,[freeEMSpages]
}
printf("base=%u ", base); printf("size=%u\n", size);
MML_UseSpace(base,size, mm);
- mmi->XMSmem += ((dword)size)*16;
- mm->UMBbase[mm->numUMBs] = (dword)base;
+ mmi->XMSmem += size*16;
+ mm->UMBbase[mm->numUMBs] = base;
mm->numUMBs++;
if(mm->numUMBs < MAXUMBS)
goto getmemory;
======================
*/
-void MML_UseSpace(unsigned segstart, dword seglength, mminfo_t *mm)
+void MML_UseSpace(/*d*/word segstart, dword seglength, mminfo_t *mm)
{
mmblocktype huge *scan,huge *last;
dword oldend;
- dword fat=0;
- word segm=0;
+ ///*d*/word fat=0;
dword extra;
scan = last = mm->mmhead;
mm->mmrover = mm->mmhead; // reset rover to start of memory
+ scan->segm=1;
+ scan->segmlen=seglength;
//
// search for the block that contains the range of segments
scan = scan->next;
}
+ //find out how many blocks it span!
+ if(seglength>0xfffflu)
+ {
+ scan->segm=seglength/0xfffflu;
+ }
+
//
// take the given range out of the block
//
- oldend = scan->start + (dword)scan->length;
- extra = oldend - (dword)(segstart+seglength);
+ oldend = scan->start + scan->length;
+ extra = oldend - (segstart+seglength);
//++++emsver stuff!
if(extra>0xfffflu)
{
- /*segm=(extra%(0xfffflu))-1;
- fat=segm*(0xfffflu);
- extra-=fat;*/
-/*printf("extra=%lu ", extra);
-printf("oldend=%lu ", oldend);
-printf("segm=%lu\n", segm);*/
- printf("MML_UseSpace: Segment spans two blocks!\n");
+ /*__asm
+ {
+ push ds
+ mov ax,ds
+ inc ax
+ mov ds,ax
+ }*/
+printf("segm=%u ", scan->segm);
+printf("ex=%lu ", extra);
+printf("len=%u ", scan->length);
+printf("segsta=%u ", segstart);
+printf("seglen=%lu\n", seglength);
+
+//MML_UseSpace(?segstart?, ?length?, mm);
+
+ /*__asm
+ {
+ pop ds
+ }*/
+ //printf("MML_UseSpace: Segment spans two blocks!\n");
}
//segu:
MML_SetupEMS(mm); // allocate space
printf("\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"); //bug!
//TODO: EMS4! AND EMS 3.2 MASSIVE DATA HANDLMENT!
- MML_UseSpace(mm->EMSpageframe,(mm->EMSpagesmapped)*0x4000lu, mm);
+ MML_UseSpace(mm->EMSpageframe,(/*++++mm->EMSpagesmapped++++*/4)*0x4000lu, mm);
//printf("EMS3\n");
MM_MapEMS(mm); // map in used pages
//printf("EMS4\n");
- mmi->EMSmem = (mm->EMSpagesmapped)*0x4000lu;
+ mmi->EMSmem = (/*++++mm->EMSpagesmapped++++*/4)*0x4000lu;
}
//
if(MML_CheckForXMS(mm))
{
printf("XMS!\n");
- MML_SetupXMS(mm, mmi); // allocate as many UMBs as possible
+ //++++++++MML_SetupXMS(mm, mmi); // allocate as many UMBs as possible
}
//
mmblocktype huge *scan;
unsigned color,temp;//, i;
long end,owner;
- char scratch[80],str[10];
+ char scratch[160],str[16];
//**** VW_SetDefaultColors();
//**** VW_SetLineWidth(40);
//CA_OpenDebug ();
- while (scan)
+ while(scan)
{
if(scan->attributes & PURGEBITS)
color = 5; // dark purple = purgable
color = 12; // red = locked
if(scan->start<=end)
{
- printf("MM_ShowMemory: Memory block order currupted!");
+ printf("\nMM_ShowMemory: Memory block order currupted!\n");
return;
}
end = scan->start+scan->length-1;
//++++ VW_Hlin(end+1,scan->next->start,0,0); // black = free
//****#if 0
-printf("Location:");
-printf("%x\t", scan->start);
-strcpy (scratch,"Size:");
+printf("\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"); //bug!
+strcpy(scratch,"Location:");
+ultoa (scan->start,str,16);
+strcat (scratch,str);
+strcat (scratch,"\tSize:");
ltoa ((dword)scan->length*16,str,10);
strcat (scratch,str);
strcat (scratch,"\tOwner:0x");
x->next=mm->mmfree;
mm->mmfree=x;
}
+
+void MM_seguin(void)
+{
+ __asm
+ {
+ push ds
+ mov ax,ds
+ inc ax
+ mov ds,ax
+ }
+}
+
+void MM_segude(void)
+{
+ __asm
+ {
+ pop ds
+ }
+}
+
+/*
+pull data from far and put it into ds var
+mov ax,es:si
+mov x,ax
+*/
+/*
+ss stack segment
+sp top of stack
+bp bottem of stack
+*/