-/* Catacomb Apocalypse Source Code\r
- * Copyright (C) 1993-2014 Flat Rock Software\r
+/* Project 16 Source Code~\r
+ * Copyright (C) 2012-2017 sparky4 & pngwen & andrius4669 & joncampbell123 & yakui-lover\r
*\r
- * This program is free software; you can redistribute it and/or modify\r
+ * This file is part of Project 16.\r
+ *\r
+ * Project 16 is free software; you can redistribute it and/or modify\r
* it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
+ * the Free Software Foundation; either version 3 of the License, or\r
* (at your option) any later version.\r
*\r
- * This program is distributed in the hope that it will be useful,\r
+ * Project 16 is distributed in the hope that it will be useful,\r
* but WITHOUT ANY WARRANTY; without even the implied warranty of\r
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
* GNU General Public License for more details.\r
*\r
- * You should have received a copy of the GNU General Public License along\r
- * with this program; if not, write to the Free Software Foundation, Inc.,\r
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\r
+ * You should have received a copy of the GNU General Public License\r
+ * along with this program. If not, see <http://www.gnu.org/licenses/>, or\r
+ * write to the Free Software Foundation, Inc., 51 Franklin Street,\r
+ * Fifth Floor, Boston, MA 02110-1301 USA.\r
+ *\r
*/\r
\r
// NEWMM.C\r
\r
RELIES ON\r
---------\r
-Quit (char *error) function\r
+Quit (global_game_variables_t *gvar, char *error) function\r
\r
\r
WORK TO DO\r
\r
=============================================================================\r
*/\r
+/*\r
\r
+Open Watcom port by sparky4\r
+\r
+*/\r
#include "src/lib/16_mm.h"\r
-
+#include "src/lib/16_ca.h"\r
+#include <malloc.h>\r
+#pragma hdrstop\r
+\r
+#pragma warn -pro\r
+#pragma warn -use\r
+\r
+/*\r
+=============================================================================\r
+\r
+ LOCAL INFO\r
+\r
+=============================================================================\r
+*/\r
+\r
+#define LOCKBIT 0x80 // if set in attributes, block cannot be moved\r
+#define PURGEBITS 3 // 0-3 level, 0= unpurgable, 3= purge first\r
+#define PURGEMASK 0xfffc\r
+#define BASEATTRIBUTES 0 // unlocked, non purgable\r
+\r
+//#define MAXUMBS 10\r
+\r
+/*typedef struct mmblockstruct\r
+{\r
+ unsigned start,length;\r
+ unsigned attributes;\r
+ memptr *useptr; // pointer to the segment start\r
+ struct mmblockstruct far *next;\r
+} mmblocktype;*/\r
+\r
+\r
+//#define GETNEWBLOCK {if(!(mmnew=mmfree))Quit("MM_GETNEWBLOCK: No free blocks!") ;mmfree=mmfree->next;}\r
+//\r
+\r
+#define GETNEWBLOCK {if(!gvar->mm.mmfree)MML_ClearBlock(gvar);gvar->mm.mmnew=gvar->mm.mmfree;gvar->mm.mmfree=gvar->mm.mmfree->next;}\r
+\r
+#define FREEBLOCK(x) {*x->useptr=NULL;x->next=gvar->mm.mmfree;gvar->mm.mmfree=x;}\r
+\r
/*\r
=============================================================================\r
\r
=============================================================================\r
*/\r
\r
-mminfotype mminfo;\r
+/*mminfotype mminfo;\r
memptr bufferseg;\r
-boolean mmerror;\r
+boolean mmerror;*/\r
\r
void (* beforesort) (void);\r
void (* aftersort) (void);\r
=============================================================================\r
*/\r
\r
-boolean mmstarted;\r
+/*boolean mmstarted;\r
\r
void far *farheap;\r
void *nearheap;\r
mmblocktype far mmblocks[MAXBLOCKS]\r
,far *mmhead,far *mmfree,far *mmrover,far *mmnew;\r
\r
-boolean bombonerror;\r
+boolean bombonerror;*/\r
\r
-unsigned totalEMSpages,freeEMSpages,EMSpageframe,EMSpagesmapped,EMShandle;
-unsigned int EMSVer;\r
+//unsigned totalEMSpages,freeEMSpages,EMSpageframe,EMSpagesmapped,EMShandle;\r
\r
void (* XMSaddr) (void); // far pointer to XMS driver\r
\r
-unsigned numUMBs,UMBbase[MAXUMBS];
-
-static char *ParmStringsexmm[] = {"noems","noxms",""};
+/*unsigned numUMBs,UMBbase[MAXUMBS];*/\r
+\r
+//==========================================================================\r
+\r
+//\r
+// local prototypes\r
+//\r
\r
+boolean MML_CheckForEMS (void);\r
+void MML_ShutdownEMS (void);\r
+void MM_MapEMS (void);\r
+boolean MML_CheckForXMS (void);\r
+void MML_ShutdownXMS (void);\r
+//void MML_UseSpace (unsigned segstart, unsigned seglength);\r
+//void MML_ClearBlock (void);\r
+\r
+//==========================================================================\r
+#ifndef __16_PM__\r
+#if 0\r
+static char *ParmStringsexmm[] = {"noems","noxms",""};\r
+#endif\r
+#endif\r
/*\r
======================\r
=\r
=======================\r
*/\r
\r
-boolean MML_CheckForEMS (void)\r
+boolean MML_CheckForEMS(void)\r
{\r
- boolean emmcfems;\r
- char emmname[] = "EMMXXXX0";\r
-// mov dx,OFFSET emmname\r
+ boolean emmcfems = false;\r
+ word EMSPageFrame = 0;\r
+ byte err=0, str[64];\r
+ static char emmname[] = "EMMXXXX0"; //fix by andrius4669\r
__asm {\r
- LEA DX, emmname //fix by andrius4669\r
+ mov dx,OFFSET emmname //fix by andrius4669\r
mov ax,0x3d00\r
- int 0x21 // try to open EMMXXXX0 device\r
+ int EMM_INT // try to open EMMXXXX0 device\r
jc error\r
\r
mov bx,ax\r
mov ax,0x4400\r
\r
- int 0x21 // get device info\r
+ int EMM_INT // get device info\r
jc error\r
\r
and dx,0x80\r
\r
mov ax,0x4407\r
\r
- int 0x21 // get status\r
+ int EMM_INT // get status\r
jc error\r
or al,al\r
jz error\r
\r
mov ah,0x3e\r
- int 0x21 // close handle\r
+ int EMM_INT // close handle\r
jc error\r
+\r
+ //\r
+ // pageframe check\r
+ //\r
+ mov ah,EMS_GETFRAME\r
+ int EMS_INT // find the page frame address\r
+ or ah,ah\r
+ jnz error\r
+ mov [EMSPageFrame],bx\r
+\r
//\r
// EMS is good\r
//\r
- mov emmcfems,1\r
- jmp End\r
+ mov emmcfems,1\r
+ jmp End\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
error:\r
+#ifdef __BORLANDC__\r
+ __asm {\r
+#endif\r
//\r
// EMS is bad\r
//\r
- mov emmcfems,0\r
+ mov err,ah\r
+ mov emmcfems,0\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
End:\r
+#ifdef __WATCOMC__\r
+ }\r
+#endif\r
+\r
+ //\r
+ // Pageframe switch to determine if there is one!\r
+ //\r
+ if(!EMSPageFrame)\r
+ {\r
+ emmcfems = false;\r
+#if defined(__DEBUG_PM__) || defined(__DEBUG_MM__)\r
+ printf("MML_CheckForEMS: EMS error No Pageframe!\nAddress detected to be %04x\n", EMSPageFrame);\r
+#endif\r
+ }else if(!emmcfems)// if there is an error and page frame is not 0000\r
+ {\r
+ strcpy(str,"MML_CheckForEMS: EMS error ");\r
+ MM_EMSerr(str, err);\r
+ printf("%s\n",str);\r
}\r
+\r
return(emmcfems);\r
}\r
\r
-\r
+#ifndef __16_PM__\r
+#if 0\r
/*\r
======================\r
=\r
=======================\r
*/\r
\r
-unsigned MML_SetupEMS (void)\r
+byte MML_SetupEMS(global_game_variables_t *gvar)\r
{\r
- char str[80],str2[10];\r
- unsigned err;\r
+ byte str[160];\r
+ byte err;\r
boolean errorflag=false;\r
- union REGS CPURegs;\r
\r
- EMSVer = 0;\r
- totalEMSpages = freeEMSpages = EMSpageframe = EMSpagesmapped = 0;\r
+ unsigned int EMSVer = 0;\r
+ //byte EMS_status;\r
+ unsigned totalEMSpages,freeEMSpages,EMSPageFrame,EMSpagesmapped,EMSHandle;\r
+ totalEMSpages = freeEMSpages = EMSPageFrame = EMSpagesmapped = 0;\r
\r
- __asm\r
- {\r
+ __asm {\r
mov ah,EMS_STATUS\r
int EMS_INT // make sure EMS hardware is present\r
or ah,ah\r
+ //mov [EMS_status],ah\r
jnz error\r
\r
mov ah,EMS_VERSION\r
int EMS_INT // find the page frame address\r
or ah,ah\r
jnz error\r
- mov [EMSpageframe],bx\r
+ mov [EMSPageFrame],bx\r
\r
mov ah,EMS_GETPAGES\r
int EMS_INT // find out how much EMS is there\r
mov [freeEMSpages],bx\r
or bx,bx\r
jz noEMS // no EMS at all to allocate\r
-\r
+ //EXPAND DONG!!!!\r
+ cmp [EMSVer],0x40\r
+ jb low\r
+ cmp bx,[freeEMSpages]\r
+ jle getpages\r
+ mov bx,[freeEMSpages]\r
+ jmp getpages\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
+ low:\r
+#ifdef __BORLANDC__\r
+ __asm {\r
+#endif\r
cmp bx,4\r
jle getpages // there is only 1,2,3,or 4 pages\r
mov bx,4 // we can't use more than 4 pages\r
-\r
-getpages:\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
+ getpages:\r
+#ifdef __BORLANDC__\r
+ __asm {\r
+#endif\r
mov [EMSpagesmapped],bx\r
mov ah,EMS_ALLOCPAGES // allocate up to 64k of EMS\r
int EMS_INT\r
or ah,ah\r
jnz error\r
- mov [EMShandle],dx\r
+ mov [EMSHandle],dx\r
jmp End\r
-error:\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
+ error:\r
+#ifdef __BORLANDC__\r
+ __asm {\r
+#endif\r
+ mov err,ah\r
mov errorflag,1\r
jmp End\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
noEMS:\r
End:\r
+#ifdef __WATCOMC__\r
}\r
+#endif\r
if(errorflag==true)\r
{\r
- err = CPURegs.h.ah;\r
- strcpy(str,"MML_SetupEMS: EMS error 0x");\r
- itoa(err,str2,16);\r
- strcpy(str,str2);\r
- printf("%s\n",str);
+ strcpy(str,"MM_SetupEMS: EMS error ");\r
+ MM_EMSerr(str, err);\r
+ printf("%s\n",str);\r
return err;\r
- }
+ }\r
+ gvar->mm.totalEMSpages=totalEMSpages;\r
+ gvar->mm.freeEMSpages=freeEMSpages;\r
+ gvar->mm.EMSPageFrame=EMSPageFrame;\r
+ gvar->mm.EMSpagesmapped=EMSpagesmapped;\r
+ gvar->mm.EMSHandle=EMSHandle;\r
+ gvar->mm.EMSVer=EMSVer;\r
return 0;\r
}\r
\r
=======================\r
*/\r
\r
-void MML_ShutdownEMS (void)\r
+void MML_ShutdownEMS(global_game_variables_t *gvar)\r
{\r
boolean errorflag=false;\r
- if (!EMShandle)\r
+ unsigned EMSHandle=gvar->mm.EMSHandle;\r
+\r
+ if(!EMSHandle)\r
return;\r
- __asm\r
- {\r
+ __asm {\r
mov ah,EMS_FREEPAGES\r
- mov dx,[EMShandle]\r
+ mov dx,[EMSHandle]\r
int EMS_INT\r
or ah,ah\r
jz ok\r
mov errorflag,1\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
ok:\r
+#ifdef __WATCOMC__\r
}\r
- if(errorflag==true) printf("MML_ShutdownEMS: Error freeing EMS!"); //++++ add something\r
+#endif\r
+ if(errorflag==true)\r
+ Quit (gvar, "MML_ShutdownEMS: Error freeing EMS!\n"); //++++ add something\r
}\r
\r
/*\r
====================\r
*/\r
\r
-unsigned MM_MapEMS (void)\r
+byte MM_MapEMS(global_game_variables_t *gvar)\r
{\r
- char str[80],str2[10];\r
- unsigned err;\r
+ byte str[160];\r
+ unsigned EMSHandle;\r
+ byte err;\r
boolean errorflag=false;\r
int i;\r
- union REGS CPURegs;\r
+ EMSHandle=gvar->mm.EMSHandle;\r
\r
- for (i=0;i<EMSpagesmapped;i++)\r
+ for (i=0;i<4/*MAPPAGES*/;i++)\r
{\r
- __asm\r
- {\r
+ __asm {\r
mov ah,EMS_MAPPAGE\r
mov bx,[i] // logical page\r
mov al,bl // physical page\r
- mov dx,[EMShandle] // handle\r
+ mov dx,[EMSHandle] // handle\r
int EMS_INT\r
or ah,ah\r
jnz error\r
jmp End\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
error:\r
+#ifdef __BORLANDC__\r
+ __asm {\r
+#endif\r
+ mov err,ah\r
mov errorflag,1\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
End:\r
+#ifdef __WATCOMC__\r
}\r
+#endif\r
if(errorflag==true)\r
{\r
- err = CPURegs.h.ah;\r
- strcpy(str,"MM_MapEMS: EMS error 0x");\r
- itoa(err,str2,16);\r
- strcpy(str,str2);\r
- printf("%s\n",str);
+ strcpy(str,"MM_MapEMS: EMS error ");\r
+ MM_EMSerr(str, err);\r
+ printf("%s\n",str);\r
return err;\r
}\r
}\r
+ gvar->mmi.EMSmem = (i)*0x4000lu;\r
return 0;\r
}\r
\r
+byte MM_MapXEMS(global_game_variables_t *gvar)\r
+{\r
+//SUB EMS.MapXPages (PhysicalStart, LogicalStart, NumPages, Handle)\r
+\r
+ //Maps up to 4 logical EMS pages to physical pages in the page frame, where:\r
+ //PhysicalStart = Physical page first logical page is mapped to\r
+ //LogicalStart = First logical page to map\r
+ //NumPages = Number of pages to map (1 to 4)\r
+ //Handle = EMS handle logical pages are allocated to\r
+\r
+ /*//Create a buffer containing the page information\r
+// FOR x = 0 TO NumPages - 1\r
+// MapInfo$ = MapInfo$ + MKI$(LogicalStart + x) + MKI$(PhysicalStart + x)\r
+// NEXT*/\r
+\r
+// Regs.ax = 0x5000 //Map the pages in the buffer\r
+// Regs.cx = NumPages //to the pageframe\r
+// Regs.dx = Handle\r
+// Regs.ds = VARSEG(MapInfo$)\r
+// Regs.si = SADD(MapInfo$)\r
+// InterruptX 0x67, Regs, Regs\r
+// EMS.Error = (Regs.ax AND 0xFF00&) \ 0x100 //Store the status code\r
+\r
+//END SUB\r
+ byte str[160];\r
+ byte err;\r
+ word EMSHandle;\r
+ boolean errorflag=false;\r
+ int i;\r
+ EMSHandle=gvar->mm.EMSHandle;\r
+\r
+ if(gvar->mm.EMSVer<0x40)\r
+ return 5;\r
+\r
+ for (i=0;i<MAPPAGES;i++)\r
+ {\r
+ __asm {\r
+ mov ah,EMS_MAPXPAGE\r
+ mov cx,[i] // logical page\r
+ mov al,bl // physical page\r
+ mov dx,[EMSHandle] // handle\r
+ int EMS_INT\r
+ or ah,ah\r
+ jnz error\r
+ jmp End\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
+ error:\r
+#ifdef __BORLANDC__\r
+ __asm {\r
+#endif\r
+ mov err,ah\r
+ mov errorflag,1\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
+ End:\r
+#ifdef __WATCOMC__\r
+ }\r
+#endif\r
+ if(errorflag==true)\r
+ {\r
+ //strcpy(str,"MM_MapXEMS: EMS error 0x");\r
+ strcpy(str,"MM_MapXEMS: EMS error ");\r
+ //itoa(err,str2,16);\r
+ MM_EMSerr(str, err);\r
+ printf("%s\n",str);\r
+ //printf("%s%x\n",str, err);\r
+ //printf("FACK! %x\n", err);\r
+ return err;\r
+ }\r
+ }\r
+ gvar->mmi.EMSmem = (i)*0x4000lu;\r
+ return 0;\r
+}\r
+#endif\r
+#endif\r
//==========================================================================\r
\r
/*\r
=======================\r
*/\r
\r
-boolean MML_CheckForXMS (void)\r
+boolean MML_CheckForXMS(void)\r
{\r
+ //numUMBs = 0;\r
boolean errorflag=false;\r
- numUMBs = 0;\r
\r
- __asm\r
- {\r
+ __asm {\r
mov ax,0x4300\r
int 0x2f // query status of installed diver\r
cmp al,0x80\r
je good\r
mov errorflag,1\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
good:\r
+#ifdef __WATCOMC__\r
}\r
+#endif\r
if(errorflag==true) return false;\r
else return true;\r
}\r
\r
-\r
+#ifndef __16_PM__\r
+#if 0\r
/*\r
======================\r
=\r
=======================\r
*/\r
\r
-void MML_SetupXMS (void)\r
+void MML_SetupXMS(global_game_variables_t *gvar)\r
{\r
- unsigned base,size;\r
+ word base,size;\r
\r
- __asm\r
- {\r
+\r
+ __asm {\r
mov ax,0x4310\r
int 0x2f\r
mov [WORD PTR XMSaddr],bx\r
mov [WORD PTR XMSaddr+2],es // function pointer to XMS driver\r
}\r
getmemory:\r
- __asm\r
- {\r
+ __asm {\r
mov ah,XMS_ALLOCUMB\r
mov dx,0xffff // try for largest block possible\r
+ //mov ax,dx // Set available Kbytes.\r
call [DWORD PTR XMSaddr]\r
or ax,ax\r
jnz gotone\r
call [DWORD PTR XMSaddr] // DX holds largest available UMB\r
or ax,ax\r
jz done // another error...\r
-\r
-gotone:\r
+#ifdef __BORLANDC__\r
+ }\r
+#endif\r
+ gotone:\r
+#ifdef __BORLANDC__\r
+ __asm {\r
+#endif\r
mov [base],bx\r
mov [size],dx\r
-done:\r
+#ifdef __BORLANDC__\r
}\r
- MML_UseSpace (base,size);\r
- mminfo.XMSmem += size*16;\r
- UMBbase[numUMBs] = base;\r
- numUMBs++;\r
- if (numUMBs < MAXUMBS)\r
+#endif\r
+ done:\r
+#ifdef __WATCOMC__\r
+ }\r
+#endif\r
+// printf("base=%u ", base); printf("size=%u\n", size);\r
+ MML_UseSpace(base,size, gvar);\r
+ gvar->mmi.XMSmem += size*16;\r
+ gvar->mm.UMBbase[gvar->mm.numUMBs] = base;\r
+ gvar->mm.numUMBs++;\r
+ if(gvar->mm.numUMBs < MAXUMBS)\r
goto getmemory;\r
}\r
\r
======================\r
*/\r
\r
-void MML_ShutdownXMS (void)\r
+void MML_ShutdownXMS(global_game_variables_t *gvar)\r
{\r
int i;\r
unsigned base;\r
\r
- for (i=0;i<numUMBs;i++)\r
+ for (i=0;i<gvar->mm.numUMBs;i++)\r
{\r
- base = UMBbase[i];\r
- __asm\r
- {\r
+ base = gvar->mm.UMBbase[i];\r
+ __asm {\r
mov ah,XMS_FREEUMB\r
mov dx,[base]\r
call [DWORD PTR XMSaddr]\r
}\r
}\r
}\r
-\r
+#endif\r
+#endif\r
//==========================================================================\r
\r
/*\r
======================\r
*/\r
\r
-void MML_UseSpace (unsigned segstart, unsigned seglength)\r
+/*\r
+ extra = oldend - (segstart+seglength);\r
+\r
+ segmlen=extra;\r
+\r
+ //++++emsver stuff!\r
+ if(segm>1)/// || extra>=0x10000lu)\r
+ //if(extra>0xfffflu)\r
+ {\r
+ scan->blob=segm;\r
+\r
+ //MML_UseSpace(segstart, seglength, gvar);\r
+\r
+ printf("MML_UseSpace: Segment spans two blocks!\n");\r
+ //}\r
+ printf("segm=%u ", segm);\r
+ printf("ex=%lu ", extra);\r
+ printf("old=%u ", oldend);\r
+ printf("start+seglen=%lu\n", segstart+seglength);\r
+ printf("segsta=%x ", segstart);\r
+ printf("len=%lu ", scan->length);\r
+ printf("seglen=%lu ", seglength);\r
+ printf("segmlen=%lu\n", segmlen);\r
+ }\r
+//++++todo: linked list of segment!\r
+*/\r
+void MML_UseSpace (unsigned segstart, unsigned seglength, global_game_variables_t *gvar)\r
{\r
mmblocktype far *scan,far *last;\r
unsigned oldend;\r
- long extra;\r
+ sdword extra;\r
+ //word segm=1;\r
\r
- scan = last = mmhead;\r
- mmrover = mmhead; // reset rover to start of memory\r
+ scan = last = gvar->mm.mmhead;\r
+ gvar->mm.mmrover = gvar->mm.mmhead; // reset rover to start of memory\r
\r
//\r
// search for the block that contains the range of segments\r
scan = scan->next;\r
}\r
\r
+//\r
+// find out how many blocks it spans!\r
+//\r
+ /*for(;seglength>=0x10000;seglength-=0xFFFF)\r
+ {\r
+ //printf(" seglen=%lu\n", segmlen);\r
+ segm++;\r
+ }*/\r
+\r
//\r
// take the given range out of the block\r
//\r
oldend = scan->start + scan->length;\r
extra = oldend - (segstart+seglength);\r
if (extra < 0)\r
+#ifdef __DEBUG_MM__\r
{\r
- printf("MML_UseSpace: Segment spans two blocks!");\r
- return;\r
+ printf("========================================\n");\r
+ printf("start=%x ", scan->start);\r
+ printf("old=%u ", oldend);\r
+ printf("start+seglen=%lu\n", segstart+seglength);\r
+ printf("segsta=%x ", segstart);\r
+ printf("len=%lu ", scan->length);\r
+ printf("seglen=%lu ", seglength);\r
+ printf("\n");\r
+ printf("MML_UseSpace: Segment spans two blocks! %d\n", extra);\r
+ printf("========================================\n");\r
+ //return;\r
}\r
-\r
+#else\r
+ Quit (gvar, "MML_UseSpace: Segment spans two blocks!");\r
+#endif\r
\r
if (segstart == scan->start)\r
{\r
if (extra > 0)\r
{\r
GETNEWBLOCK;\r
- mmnew->next = scan->next;\r
- scan->next = mmnew;\r
- mmnew->start = segstart+seglength;\r
- mmnew->length = extra;\r
- mmnew->attributes = LOCKBIT;\r
- }\r
+ gvar->mm.mmnew->useptr = NULL;\r
+\r
+ gvar->mm.mmnew->next = scan->next;\r
+ scan->next = gvar->mm.mmnew;\r
+ gvar->mm.mmnew->start = segstart+seglength;\r
+ gvar->mm.mmnew->length = extra;\r
+ gvar->mm.mmnew->attributes = LOCKBIT;\r
+ }//else if(segm>0) goto segu;\r
\r
}\r
\r
====================\r
*/\r
\r
-void MML_ClearBlock (void)\r
+void MML_ClearBlock (global_game_variables_t *gvar)\r
{\r
- mmblocktype far *scan,far *last;\r
+ mmblocktype far *scan;//,far *last;\r
\r
- scan = mmhead->next;\r
+ scan = gvar->mm.mmhead->next;\r
\r
- while (scan)\r
+ while(scan)\r
{\r
- if (!(scan->attributes&LOCKBIT) && (scan->attributes&PURGEBITS) )\r
+ if(!(scan->attributes&LOCKBIT) && (scan->attributes&PURGEBITS) )\r
{\r
- MM_FreePtr(scan->useptr);\r
+ MM_FreePtr (scan->useptr, gvar);\r
return;\r
}\r
scan = scan->next;\r
}\r
\r
- printf("MM_ClearBlock: No purgable blocks!");\r
+ Quit (gvar, "MM_ClearBlock: No purgable blocks!\n");\r
+}\r
+\r
+\r
+//==========================================================================\r
+\r
+/*\r
+===================\r
+=\r
+= MM_Reset\r
+=\r
+===================\r
+*/\r
+\r
+void MM_Reset (global_game_variables_t *gvar)\r
+{\r
+// //has to be 16\r
+// if(sizeof(mmblocktype)!=16)\r
+// return;\r
+\r
+#ifdef __BORLANDC__\r
+ strcpy(gvar->handle.datadumpfilename, "mmdump.16b");\r
+#endif\r
+#ifdef __WATCOMC__\r
+ strcpy(gvar->handle.datadumpfilename, "mmdump.16w");\r
+#endif\r
+\r
+#ifdef __BORLANDC__\r
+ strcpy(gvar->handle.heapdumpfilename, "heap.16b");\r
+#endif\r
+#ifdef __WATCOMC__\r
+ strcpy(gvar->handle.heapdumpfilename, "heap.16w");\r
+#endif\r
}\r
\r
\r
===================\r
*/\r
\r
-void MM_Startup (void)\r
+void MM_Startup (global_game_variables_t *gvar)\r
{\r
int i;\r
- dword length;\r
- void far *start;\r
- unsigned segstart,seglength,endfree;\r
+ unsigned long length;\r
+ void far *start;\r
+ unsigned segstart,seglength;//,endfree;\r
\r
- if (mminfo.mmstarted)\r
- MM_Shutdown ();\r
+ if(gvar->mm.mmstarted)\r
+ MM_Shutdown (gvar);\r
\r
-\r
- mminfo.mmstarted = true;\r
- mminfo.bombonerror = true;\r
+ MM_Reset (gvar);\r
+ gvar->mm.mmstarted = true;\r
+ gvar->mm.bombonerror = true;\r
//\r
// set up the linked list (everything in the free list;\r
//\r
- mmhead = NULL;\r
- mmfree = &mmblocks[0];\r
+ gvar->mm.mmhead = NULL;\r
+ gvar->mm.mmfree = &(gvar->mm.mmblocks[0]);\r
for (i=0;i<MAXBLOCKS-1;i++)\r
- mmblocks[i].next = &mmblocks[i+1];\r
- mmblocks[i].next = NULL;\r
+ gvar->mm.mmblocks[i].next = &(gvar->mm.mmblocks[i+1]);\r
+ gvar->mm.mmblocks[i].next = NULL;\r
\r
//\r
// locked block of all memory until we punch out free space\r
//\r
GETNEWBLOCK;\r
- mmhead = mmnew; // this will allways be the first node\r
- mmnew->start = 0;\r
- mmnew->length = 0xffff;\r
- mmnew->attributes = LOCKBIT;\r
- mmnew->next = NULL;\r
- mmrover = mmhead;\r
+ gvar->mm.mmhead = gvar->mm.mmnew; // this will allways be the first node\r
+ gvar->mm.mmnew->start = 0;\r
+ gvar->mm.mmnew->length = 0xffff;\r
+ gvar->mm.mmnew->attributes = LOCKBIT;\r
+ gvar->mm.mmnew->next = NULL;\r
+ gvar->mm.mmrover = gvar->mm.mmhead;\r
\r
\r
//\r
// get all available near conventional memory segments\r
//\r
-//---- length=coreleft();\r
- _nheapgrow();\r
- length=_memavl();\r
- start = (void far *)(nearheap = malloc(length));\r
+ length=(word)coreleft();\r
+ start = (void far *)(gvar->mm.nearheap = _nmalloc(length));\r
\r
length -= 16-(FP_OFF(start)&15);\r
length -= SAVENEARHEAP;\r
seglength = length / 16; // now in paragraphs\r
segstart = FP_SEG(start)+(FP_OFF(start)+15)/16;\r
- MML_UseSpace (segstart,seglength);\r
- mminfo.nearheap = length;\r
-\r
+ MML_UseSpace (segstart,seglength, gvar);\r
+ gvar->mmi.nearheap = length;\r
+ //0000printf("near: start=%Fp segstart=%x seglen=%lu len=%lu\n", start, segstart, (dword)seglength, length);\r
//\r
// get all available far conventional memory segments\r
//\r
-//---- length=farcoreleft();\r
- _fheapgrow();\r
- length=_memavl();\r
- start = farheap = _fmalloc(length);\r
+ length=farcoreleft();\r
+ start = gvar->mm.farheap = farmalloc(length);\r
length -= 16-(FP_OFF(start)&15);\r
length -= SAVEFARHEAP;\r
seglength = length / 16; // now in paragraphs\r
segstart = FP_SEG(start)+(FP_OFF(start)+15)/16;\r
- MML_UseSpace (segstart,seglength);\r
- mminfo.farheap = length;\r
- mminfo.mainmem = mminfo.nearheap + mminfo.farheap;\r
-\r
-\r
+ MML_UseSpace (segstart,seglength, gvar);\r
+ gvar->mmi.farheap = length;\r
+ gvar->mmi.mainmem = gvar->mmi.nearheap + gvar->mmi.farheap;\r
+ //0000printf("far: start=%Fp segstart=%x seglen=%lu len=%lu\n", start, segstart, (dword)seglength, length);\r
+#if !defined(__16_PM__)// && defined(__WATCOMC__)\r
+#if 0\r
+ if(!dbg_debugpm) {\r
//\r
// detect EMS and allocate up to 64K at page frame\r
//\r
- mminfo.EMSmem = 0;\r
- for (i = 1;i < __argc;i++)\r
+ gvar->mmi.EMSmem = 0;\r
+//goto emsskip; //0000\r
+ for(i = 1;i < _argc;i++)\r
{\r
- if ( US_CheckParm(__argv[i],ParmStringsexmm) == 0)\r
+ if(US_CheckParm(_argv[i],ParmStringsexmm) == 0)\r
goto emsskip; // param NOEMS\r
}\r
-\r
- if (MML_CheckForEMS())\r
+ if(MML_CheckForEMS())\r
{\r
- //printf("EMS1\n");\r
- MML_SetupEMS(); // allocate space\r
- //printf("EMS2\n");\r
- MML_UseSpace (EMSpageframe,EMSpagesmapped*0x400);\r
- //printf("EMS3\n");\r
- MM_MapEMS(); // map in used pages\r
- //printf("EMS4\n");\r
- mminfo.EMSmem = EMSpagesmapped*0x4000l;\r
+ MML_SetupEMS(gvar); // allocate space\r
+ //16_PM: EMS4! AND EMS 3.2 MASSIVE DATA HANDLMENT!\r
+ MML_UseSpace(gvar->mm.EMSPageFrame,(MAPPAGES)*0x4000lu, gvar);\r
+ //if(gvar->pm.emm.EMSVer<0x40)\r
+ MM_MapEMS(gvar); // map in used pages\r
+ //else\r
+ //MM_MapXEMS(gvar); // map in used pages\r
}\r
\r
//\r
// detect XMS and get upper memory blocks\r
//\r
emsskip:\r
- mminfo.XMSmem = 0;\r
- for (i = 1;i < __argc;i++)\r
+ gvar->mmi.XMSmem = 0;\r
+goto xmsskip;//0000\r
+ for(i = 1;i < _argc;i++)\r
{\r
- if ( US_CheckParm(__argv[i],ParmStringsexmm) == 0)\r
+ if(US_CheckParm( _argv[i],ParmStringsexmm) == 0)\r
goto xmsskip; // param NOXMS\r
}\r
-\r
- if (MML_CheckForXMS())\r
+ if(MML_CheckForXMS())\r
{\r
-// printf("XMS!\n");\r
-//++++ MML_SetupXMS(); // allocate as many UMBs as possible\r
+ MML_SetupXMS(gvar); // allocate as many UMBs as possible\r
}\r
\r
+ }\r
+xmsskip:\r
+#endif\r
+#endif\r
//\r
// allocate the misc buffer\r
//\r
-xmsskip:\r
- mmrover = mmhead; // start looking for space after low block\r
+ gvar->mm.mmrover = gvar->mm.mmhead; // start looking for space after low block\r
\r
- MM_GetPtr (&bufferseg,BUFFERSIZE);\r
+ MM_GetPtr (&(gvar->mm.bufferseg),BUFFERSIZE, gvar);\r
}\r
\r
//==========================================================================\r
====================\r
*/\r
\r
-void MM_Shutdown (void)\r
+void MM_Shutdown (global_game_variables_t *gvar)\r
{\r
- if (!mminfo.mmstarted)\r
- return;\r
-\r
- _ffree (farheap);
- printf("far freed\n");\r
- free (nearheap);
- printf("near freed\n");\r
- //hfree(hugeheap);
- printf("huge freed\n");\r
- MML_ShutdownEMS ();
- printf("EMS freed\n");\r
-//++++ MML_ShutdownXMS ();
- printf("XMS freed\n");\r
+ if(!(gvar->mm.mmstarted))\r
+ return;\r
+\r
+ _ffree(gvar->mm.farheap);// printf(" far freed\n");\r
+ _nfree(gvar->mm.nearheap);// printf(" near freed\n");\r
+#ifndef __16_PM__\r
+#if 0\r
+#ifdef __DEBUG__\r
+ if(!dbg_debugpm) {\r
+#endif\r
+ if(MML_CheckForEMS()){ MML_ShutdownEMS(gvar); }//printf(" EMS freed\n"); }\r
+ if(MML_CheckForXMS()){ MML_ShutdownXMS(gvar); }//printf(" XMS freed\n"); }\r
+#ifdef __DEBUG__\r
+ }\r
+#endif\r
+#endif\r
+#endif\r
}\r
\r
//==========================================================================\r
====================\r
*/\r
\r
-void MM_GetPtr (memptr *baseptr,dword size)\r
+void MM_GetPtr (memptr *baseptr,dword size, global_game_variables_t *gvar)\r
{\r
mmblocktype far *scan,far *lastscan,far *endscan\r
,far *purge,far *next;\r
needed = (size+15)/16; // convert size from bytes to paragraphs\r
\r
GETNEWBLOCK; // fill in start and next after a spot is found\r
- mmnew->length = needed;\r
- mmnew->useptr = baseptr;\r
- mmnew->attributes = BASEATTRIBUTES;\r
+ gvar->mm.mmnew->length = needed;\r
+ gvar->mm.mmnew->useptr = baseptr;\r
+ gvar->mm.mmnew->attributes = BASEATTRIBUTES;\r
+ //if(gvar->mm.mmnew->useptr==NULL){\r
+#ifdef __DEBUG_MM__\r
+ if(dbg_debugmm>0){\r
+ printf("===============================================================================\n");\r
+ printf(" MM_GetPtr\n");\r
+ printf("===============================================================================\n");\r
+ //%04x\r
+// printf(" baseptr=%Fp ", baseptr); printf("useptr=%Fp\n", gvar->mm.mmnew->useptr);\r
+// //printf(" *baseptr=%Fp ", *baseptr); printf("*useptr=%Fp\n", *(gvar->mm.mmnew->useptr));\r
+// printf(" &baseptr=%Fp ", &baseptr); printf("&useptr=%Fp\n", &(gvar->mm.mmnew->useptr));\r
+\r
+ printf(" baseptr=%04x ", baseptr); printf("useptr=%04x\n", gvar->mm.mmnew->useptr);\r
+ //printf(" *baseptr=%04x ", *baseptr); printf("*useptr=%04x\n", *(gvar->mm.mmnew->useptr));\r
+ printf(" &baseptr=%04u ", &baseptr); printf("&useptr=%04u\n", &(gvar->mm.mmnew->useptr));\r
+\r
+ printf(" size is %lu\n", size);\r
+ }\r
+#endif\r
+ //Quit (gvar, "gvar->mm.mmnew->useptr==NULL"); }\r
\r
+//tryagain:\r
for (search = 0; search<3; search++)\r
{\r
//\r
// first search: try to allocate right after the rover, then on up\r
// second search: search from the head pointer up to the rover\r
// third search: compress memory, then scan from start\r
- if (search == 1 && mmrover == mmhead)\r
+ if (search == 1 && gvar->mm.mmrover == gvar->mm.mmhead)\r
search++;\r
\r
switch (search)\r
{\r
case 0:\r
- lastscan = mmrover;\r
- scan = mmrover->next;\r
+ lastscan = gvar->mm.mmrover;\r
+ scan = gvar->mm.mmrover->next;\r
endscan = NULL;\r
break;\r
case 1:\r
- lastscan = mmhead;\r
- scan = mmhead->next;\r
- endscan = mmrover;\r
+ lastscan = gvar->mm.mmhead;\r
+ scan = gvar->mm.mmhead->next;\r
+ endscan = gvar->mm.mmrover;\r
break;\r
case 2:\r
- MM_SortMem ();\r
- lastscan = mmhead;\r
- scan = mmhead->next;\r
+ MM_SortMem (gvar);\r
+ lastscan = gvar->mm.mmhead;\r
+ scan = gvar->mm.mmhead->next;\r
endscan = NULL;\r
break;\r
}\r
// and allocate the new block\r
//\r
purge = lastscan->next;\r
- lastscan->next = mmnew;\r
- mmnew->start = *(unsigned *)baseptr = startseg;\r
- mmnew->next = scan;\r
+ lastscan->next = gvar->mm.mmnew;\r
+ gvar->mm.mmnew->start = *(unsigned *)baseptr = startseg;\r
+ gvar->mm.mmnew->next = scan;\r
while ( purge != scan)\r
{ // free the purgable block\r
next = purge->next;\r
FREEBLOCK(purge);\r
purge = next; // purge another if not at scan\r
}\r
- mmrover = mmnew;\r
+ gvar->mm.mmrover = gvar->mm.mmnew;\r
return; // good allocation!\r
}\r
\r
}\r
}\r
\r
- if (mminfo.bombonerror)\r
- printf(OUT_OF_MEM_MSG,(size-mminfo.nearheap));\r
+ if (gvar->mm.bombonerror)\r
+ {\r
+#ifdef __WATCOMC__\r
+ //heapdump();\r
+#endif\r
+ printf(OUT_OF_MEM_MSG,(size-gvar->mmi.nearheap));\r
+ Quit (gvar, "for stability reasons the program will shut down! wwww\n");\r
+ }\r
else\r
- mminfo.mmerror = true;\r
+ gvar->mm.mmerror = true;\r
}\r
\r
//==========================================================================\r
=\r
= MM_FreePtr\r
=\r
-= Allocates an unlocked, unpurgable block\r
+= Deallocates an unlocked, purgable block\r
=\r
====================\r
*/\r
\r
-void MM_FreePtr (memptr *baseptr)\r
+void MM_FreePtr (memptr *baseptr, global_game_variables_t *gvar)\r
{\r
mmblocktype far *scan,far *last;\r
\r
- last = mmhead;\r
+ last = gvar->mm.mmhead;\r
scan = last->next;\r
\r
- if (baseptr == mmrover->useptr) // removed the last allocated block\r
- mmrover = mmhead;\r
+ if (baseptr == gvar->mm.mmrover->useptr) // removed the last allocated block\r
+ gvar->mm.mmrover = gvar->mm.mmhead;\r
\r
while (scan->useptr != baseptr && scan)\r
{\r
}\r
\r
if (!scan)\r
- {\r
- printf("MM_FreePtr: Block not found!");\r
- return;\r
- }\r
+ Quit (gvar, "MM_FreePtr: Block not found!");\r
\r
last->next = scan->next;\r
\r
=====================\r
*/\r
\r
-void MM_SetPurge (memptr *baseptr, int purge)\r
+void MM_SetPurge (memptr *baseptr, int purge, global_game_variables_t *gvar)\r
{\r
mmblocktype far *start;\r
\r
- start = mmrover;\r
+ start = gvar->mm.mmrover;\r
\r
do\r
{\r
- if (mmrover->useptr == baseptr)\r
+ if (gvar->mm.mmrover->useptr == baseptr)\r
break;\r
\r
- mmrover = mmrover->next;\r
+ gvar->mm.mmrover = gvar->mm.mmrover->next;\r
\r
- if (!mmrover)\r
- mmrover = mmhead;\r
- else if (mmrover == start)\r
- {\r
- printf("MM_SetPurge: Block not found!");\r
- return;\r
- }\r
+ if (!gvar->mm.mmrover)\r
+ gvar->mm.mmrover = gvar->mm.mmhead;\r
+ else if (gvar->mm.mmrover == start)\r
+ Quit (gvar, "MM_SetPurge: Block not found!");\r
\r
} while (1);\r
\r
- mmrover->attributes &= ~PURGEBITS;\r
- mmrover->attributes |= purge;\r
+ gvar->mm.mmrover->attributes &= ~PURGEBITS;\r
+ gvar->mm.mmrover->attributes |= purge;\r
}\r
\r
//==========================================================================\r
=====================\r
*/\r
\r
-void MM_SetLock (memptr *baseptr, boolean locked)\r
+void MM_SetLock (memptr *baseptr, boolean locked, global_game_variables_t *gvar)\r
{\r
mmblocktype far *start;\r
\r
- start = mmrover;\r
+ start = gvar->mm.mmrover;\r
\r
do\r
{\r
- if (mmrover->useptr == baseptr)\r
+ if (gvar->mm.mmrover->useptr == baseptr)\r
break;\r
\r
- mmrover = mmrover->next;\r
+ gvar->mm.mmrover = gvar->mm.mmrover->next;\r
\r
- if (!mmrover)\r
- mmrover = mmhead;\r
- else if (mmrover == start)\r
- {\r
- printf("MM_SetLock: Block not found!");\r
- return;\r
- }\r
+ if (!gvar->mm.mmrover)\r
+ gvar->mm.mmrover = gvar->mm.mmhead;\r
+ else if (gvar->mm.mmrover == start)\r
+ Quit (gvar, "MM_SetLock: Block not found!");\r
\r
- } while (1);\r
+ } while(1);\r
\r
- mmrover->attributes &= ~LOCKBIT;\r
- mmrover->attributes |= locked*LOCKBIT;\r
+ gvar->mm.mmrover->attributes &= ~LOCKBIT;\r
+ gvar->mm.mmrover->attributes |= locked*LOCKBIT;\r
}\r
\r
//==========================================================================\r
=====================\r
*/\r
\r
-void MM_SortMem (void)\r
+void MM_SortMem (global_game_variables_t *gvar)\r
{\r
mmblocktype far *scan,far *last,far *next;\r
unsigned start,length,source,dest,oldborder;\r
- int playing;\r
+ //++++int playing;\r
\r
//\r
// lock down a currently playing sound\r
//\r
/*++++ playing = SD_SoundPlaying ();\r
- if (playing)\r
+ if(playing)\r
{\r
switch (SoundMode)\r
{\r
playing += STARTADLIBSOUNDS;\r
break;\r
}\r
- MM_SetLock(&(memptr)audiosegs[playing],true);\r
+ MM_SetLock(MEMPTRCONV audiosegs[playing],true);\r
}\r
\r
\r
SD_StopSound();*/\r
-// oldborder = bordercolor;\r
-// VW_ColorBorder (15);\r
+#ifdef __WATCOMC__\r
+ oldborder = gvar->video.bordercolor;\r
+ gvar->video.bordercolor = VL_modexPalOverscan(gvar->video.palette, 4);\r
+#endif\r
\r
if (beforesort)\r
beforesort();\r
\r
- scan = mmhead;\r
+ scan = gvar->mm.mmhead;\r
\r
last = NULL; // shut up compiler warning\r
\r
// throw out the purgable block\r
//\r
next = scan->next;\r
- FREEBLOCK(scan);\r
+ FREEBLOCK(scan); //MM_FreeBlock(scan, gvar);\r
last->next = next;\r
scan = next;\r
continue;\r
scan = scan->next; // go to next block\r
}\r
\r
- mmrover = mmhead;\r
+ gvar->mm.mmrover = gvar->mm.mmhead;\r
\r
if (aftersort)\r
aftersort();\r
\r
-// VW_ColorBorder (oldborder);\r
+ VL_ColorBorder (oldborder, &gvar->video);\r
\r
-/*++++ if (playing)\r
- MM_SetLock(&(memptr)audiosegs[playing],false);*/\r
+/*++++ if(playing)\r
+ MM_SetLock((memptr *)&audiosegs[playing],false);*/\r
}\r
\r
-\r
//==========================================================================\r
\r
-//****#if 0\r
+#ifdef __BORLANDC__\r
+extern char global_temp_status_text[512];\r
+extern char global_temp_status_text2[512];\r
+#endif\r
+#ifdef __WATCOMC__\r
+//#define MMSMPANVID\r
+#define MMSMSCANINFO\r
+#endif\r
+\r
/*\r
=====================\r
=\r
=====================\r
*/\r
\r
-void MM_ShowMemory (void)\r
+\r
+void MM_ShowMemory (global_game_variables_t *gvar)\r
{\r
mmblocktype far *scan;\r
- unsigned color,temp;//, i;\r
- long end,owner;\r
- char scratch[80],str[10];\r
+ unsigned color,temp,x,y ,w,width,sw;\r
+ sdword end,owner;\r
+ byte scratch[160],scratch0[4096],str[16];\r
+#ifdef MMSMSCANINFO\r
+ mmshowmemoryinfo_t scaninfo[MAXBLOCKS];\r
+ byte scratch1[4];\r
+ unsigned xpos,ypos, oldq,q,maxq;\r
+ boolean done,restarted,mmsmscaninfoxyposinew;\r
+ ScanCode scancode;\r
+#endif\r
+\r
+ if(!gvar->video.page[0].width) gvar->video.page[0].sw = gvar->video.page[0].width = 320; //to prevent division by 0\r
+//-- VL_SetLineWidth(40, gvar);\r
+ //temp = gvar->video.ofs.bufferofs;\r
+ //gvar->video.ofs.bufferofs = gvar->video.ofs.displayofs;\r
+ temp = BDOFSCONV gvar->video.BOFS;\r
+ gvar->video.BOFS = gvar->video.DOFS;\r
+#ifdef MMSMSCANINFO\r
+ oldq = 0; restarted = false; mmsmscaninfoxyposinew = false;\r
+reset:\r
+ q = 0;\r
+#endif\r
+ scan = gvar->mm.mmhead;\r
+\r
+ end = -1; w = 0;\r
+\r
+ width = gvar->video.page[0].width; sw = gvar->video.page[0].sw;\r
+\r
+ CA_OpenDebug (gvar);\r
+ while (scan)\r
+ {\r
+#ifdef MMSMSCANINFO\r
+ scaninfo[q].scan = scan;\r
+#endif\r
+ strcpy(scratch, AARESET);\r
+ if(scan->attributes & PURGEBITS)\r
+ {\r
+ color = 6; // dark purple = purgable\r
+ strcpy(scratch0, AAMAGENTA); // dark purple = purgable\r
+ }else{\r
+ color = 2; // medium blue = non purgable\r
+ strcpy(scratch0, AABLUE); // medium blue = non purgable\r
+ }\r
+ if(scan->attributes & LOCKBIT)\r
+ {\r
+ color = 1; // red = locked\r
+ strcpy(scratch0, AARED); // red = locked\r
+ }\r
+ if (scan->start<=end)\r
+ {\r
+ printf("\nend==%d\n\n", end);\r
+ strcat(scratch, "MM_ShowMemory: Memory block order currupted!\n");\r
+ strcat(scratch, "End's Size: "); ultoa (end,str,10); strcat (scratch,str);\r
+ strcat(scratch, "\nscan->start's Size: "); ultoa (scan->start,str,10); strcat (scratch,str);\r
+ write(gvar->handle.debughandle,scratch,strlen(scratch));\r
+ Quit (gvar, "MM_ShowMemory: Memory block order currupted!");\r
+ }\r
+ end = scan->length-1;\r
+ y = gvar->video.page[0].dx+(scan->start/sw);\r
+ x = gvar->video.page[0].dy+(scan->start%sw);\r
+#if 0\r
+//def MMSMSCANINFO\r
+ if(restarted){\r
+ y += gvar->video.page[0].dy;\r
+ x += gvar->video.page[0].dx;\r
+ }\r
+#if 0\r
+ else{\r
+ scaninfo[q].y = y;\r
+ scaninfo[q].x = x;\r
+ }\r
+#endif\r
+#endif\r
+ VW_Hlin(x,x+end,y,color,gvar);\r
+ VL_Plot(x,y,5,gvar);\r
+//++==++==optional strcat(scratch0, AARESET); strcat(scratch0, AAGREY); strcat(scratch0,"_");\r
+ for(w=(scan->start)/80;w<=end/80;w++)\r
+ {\r
+//printf("+ %u %lu\n", w, scan->length);\r
+ strcat(scratch0, "+");\r
+ }\r
\r
-//**** VW_SetDefaultColors();\r
-//**** VW_SetLineWidth(40);\r
-//++++mh temp = bufferofs;\r
-//++++mh bufferofs = 0;\r
-//**** VW_SetScreen (0,0);\r
+ if (scan->next && scan->next->start > end+1)\r
+ {\r
+ VW_Hlin(x+end+1,x+(scan->next->start-scan->start),y,3,gvar); // black = free//now green\r
+ strcat(scratch0, AARESET);\r
+//++==++==optional strcat(scratch0, "\n");\r
+ strcat(scratch0,AAGREEN);\r
+ for(w=(end+1)/80;w<=((scan->next->start-scan->start)/80);w++)\r
+ {\r
+//printf("0 %x %u %lu\n", scan->next->start, w, scan->length);\r
+ strcat(scratch0,"0");\r
+ }\r
+ //printf("==================\n");\r
+ //printf("w=%u start=%04x next=%04x end=%lu\n", w/80, scan->start, (scan->next->start), end+1);\r
+ //printf("==================\n");\r
+ strcat(scratch0, "\n");\r
+ }\r
+#if 0\r
+ else {//if(scan->next->start <= scan->start){\r
+ scan->next->start=scan->start+0x1000;\r
+ strcat(scratch0, AARESET);\r
+ strcat(scratch0, "\n");\r
+ strcat(scratch0,AAGREEN);\r
+ for(w=(end+1);w<=(0x1000/80);w++)\r
+ {\r
+ //printf("0 %x %x %u\n", scan->start, w);\r
+ strcat(scratch0,"0");\r
+ }\r
+ printf("================\n");\r
+ printf("w=%x start=%x next=%x end=%u\n", w, scan->start, (scan->next->start), end+1);\r
+ printf("================\n");\r
+ getch();\r
+ }\r
+#endif\r
+ strcat(scratch0, AARESET);\r
+ //strcat(scratch0,"\n");\r
+ strcat(scratch,"Seg:");\r
+ ultoa (scan->start,str,16);\r
+ strcat (scratch,str);\r
+// strcat(scratch, AABLACK); strcat(scratch,"\t"); strcat(scratch, AARESET);\r
+ strcat (scratch,"\tSize:");\r
+ ultoa ((unsigned)scan->length,str,10);\r
+ strcat (scratch,str);\r
+// strcat(scratch, AABLACK); strcat(scratch,"\t"); strcat(scratch, AARESET);\r
+ strcat (scratch,"\tOwner:0x");\r
+ owner = (unsigned)scan->useptr;\r
+ ultoa (owner,str,16);\r
+ strcat (scratch,str);\r
+ strcat (scratch,"\n");\r
+ write(gvar->handle.debughandle,scratch,strlen(scratch));\r
+ write(gvar->handle.debughandle,scratch0,strlen(scratch0));\r
+//0000fprintf(stdout, "\n[%s]", scratch);\r
+//0000fprintf(stdout, "[\n%s\n]", scratch0);\r
+//0000fprintf(stdout, "[%u]\n", q);\r
\r
- scan = mmhead;\r
+ scan = scan->next;\r
+#ifdef MMSMSCANINFO\r
+ q++;\r
+#endif\r
+//0000if(q==1 && gvar->video.VL_Started && color!=6) IN_Ack(gvar);\r
+ }\r
\r
- end = -1;\r
+ CA_CloseDebug (gvar);\r
\r
-//CA_OpenDebug ();\r
+#ifdef MMSMPANVID\r
+ {\r
+ int dx,dy,odx,ody;\r
+ odx = gvar->video.page[0].dx;\r
+ ody = gvar->video.page[0].dy;\r
+ dx = dy = 0;\r
+ while(!gvar->in.inst->Keyboard[sc_Escape] && !gvar->in.inst->Keyboard[sc_Space])\r
+ {\r
+ if(gvar->in.inst->Keyboard[sc_UpArrow])\r
+ {\r
+ if(dy>0)\r
+ dy--;\r
+ }\r
+ else if(gvar->in.inst->Keyboard[sc_DownArrow])\r
+ {\r
+ if(dy<gvar->video.page[0].height-gvar->video.page[0].sh)\r
+ dy++;\r
+ }\r
+ if(gvar->in.inst->Keyboard[sc_LeftArrow])\r
+ {\r
+ if(dx>0)\r
+ dx--;\r
+ }\r
+ else if(gvar->in.inst->Keyboard[sc_RightArrow])\r
+ {\r
+ if(dx<gvar->video.page[0].width-gvar->video.page[0].sw)\r
+ dx++;\r
+ }\r
\r
- while (scan)\r
+ modexPanPage(&gvar->video.page[0], dx, dy);\r
+ VL_ShowPage(&gvar->video.page[0], 1, 1);\r
+ }\r
+\r
+ gvar->video.page[0].dx = odx;\r
+ gvar->video.page[0].dy = ody;\r
+ }\r
+#endif\r
+#ifdef MMSMSCANINFO\r
+ maxq = q;\r
+ if(restarted) q = oldq;\r
+ else q = 0;\r
+ restarted = false;\r
+\r
+ IN_Ack(gvar);\r
+// VL_ClearVideo (8);\r
+ for (done = false;!done;)\r
{\r
- if (scan->attributes & PURGEBITS)\r
- color = 5; // dark purple = purgable\r
+ if(scaninfo[q].scan->attributes & PURGEBITS)\r
+ {\r
+ color = 6; // dark purple = purgable\r
+ strcpy(scratch1, AAMAGENTA); // dark purple = purgable\r
+ //printf("%s", AAMAGENTA);\r
+ }else{\r
+ color = 2; // medium blue = non purgable\r
+ strcpy(scratch1, AABLUE); // medium blue = non purgable\r
+ //printf("%s", AABLUE);\r
+ }\r
+ if(scaninfo[q].scan->attributes & LOCKBIT)\r
+ {\r
+ color = 1; // red = locked\r
+ strcpy(scratch1, AARED); // red = locked\r
+ //printf("%s", AARED);\r
+ }\r
+ end = scaninfo[q].scan->length-1;\r
+//modexprint(page, x, y, t, tlsw, color, bgcolor, vidsw, const byte *str);\r
+#define MMSMPRINTMEMINFO modexprint(&(gvar->video.page[0]), xpos, ypos, 1, 1, color, 8, gvar->video.VL_Started, global_temp_status_text); ypos+=8;\r
+#ifdef __WATCOMC__\r
+ if(gvar->video.VL_Started)\r
+ {\r
+ VL_ShowPage(&gvar->video.page[0], 1, 0);\r
+ modexClearRegion(&gvar->video.page[0], gvar->video.page[0].dx, gvar->video.page[0].dy, gvar->video.page[0].sw, gvar->video.page[0].sh, 8);\r
+ }else\r
+#endif\r
+ clrscr();\r
+ sprintf(global_temp_status_text, "block #%04u", q); MMSMPRINTMEMINFO\r
+// sprintf(global_temp_status_text, "%Fp", scaninfo[q].scan->useptr); MMSMPRINTMEMINFO\r
+ sprintf(global_temp_status_text, "start: %04x", (unsigned)scaninfo[q].scan->start); MMSMPRINTMEMINFO\r
+ sprintf(global_temp_status_text, "useptr: %04x", (unsigned)scaninfo[q].scan->useptr); MMSMPRINTMEMINFO\r
+ sprintf(global_temp_status_text, "size: %05u", (unsigned)scaninfo[q].scan->length); MMSMPRINTMEMINFO\r
+ if (scaninfo[q].scan->next && scaninfo[q].scan->next->start > end+1)\r
+ {\r
+ sprintf(global_temp_status_text, "free: %05u", (unsigned)(scaninfo[q].scan->next->start-scaninfo[q].scan->start)); MMSMPRINTMEMINFO\r
+ }else ypos+=8;\r
+ if(gvar->video.VL_Started)\r
+ {\r
+ y = scaninfo[q].scan->start/sw;\r
+ x = scaninfo[q].scan->start%sw;\r
+ if(!mmsmscaninfoxyposinew)\r
+ {\r
+ y = ypos;\r
+ x = xpos;\r
+ }else{\r
+ //y = scaninfo[q].y;\r
+ //x = scaninfo[q].x;\r
+ y += gvar->video.page[0].dy;\r
+ x += gvar->video.page[0].dx;\r
+ }\r
+ VW_Hlin(x,x+end,y,color,gvar);\r
+ VL_Plot(x,y,5,gvar);\r
+ }\r
else\r
- color = 9; // medium blue = non purgable\r
- if (scan->attributes & LOCKBIT)\r
- color = 12; // red = locked\r
- if (scan->start<=end)\r
{\r
- printf("MM_ShowMemory: Memory block order currupted!");\r
- return;\r
+ printf("%s", scratch1);\r
+ printf("%s", AAGREY); printf("_");\r
+ for(w=(scaninfo[q].scan->start)/80;w<=end/80;w++)\r
+ {\r
+ //strcat(scratch1, "+");\r
+ printf("+");\r
+ }\r
}\r
- end = scan->start+scan->length-1;\r
-//++++ VW_Hlin(scan->start,(unsigned)end,0,color);\r
-//++++ VW_Plot(scan->start,0,15);\r
- if (scan->next->start > end+1)\r
-//++++ VW_Hlin(end+1,scan->next->start,0,0); // black = free\r
-\r
-//****#if 0\r
-printf("Location:");\r
-printf("%Fp\t", scan->start);\r
-strcpy (scratch,"Size:");\r
-ltoa ((long)scan->length*16,str,10);\r
-strcat (scratch,str);\r
-strcat (scratch,"\tOwner:0x");\r
-owner = (unsigned)scan->useptr;\r
-ultoa (owner,str,16);\r
-strcat (scratch,str);\r
-strcat (scratch,"\n");\r
-//++++write (debughandle,scratch,strlen(scratch));\r
-fprintf(stdout, "%s", scratch);\r
-//****#endif\r
\r
- scan = scan->next;\r
+\r
+ if (scaninfo[q].scan->next && scaninfo[q].scan->next->start > end+1) if(!gvar->video.VL_Started)\r
+ {\r
+ //strcat(scratch1, AARESET);\r
+ printf("%s", AARESET);\r
+ //strcat(scratch1,AAGREEN);\r
+ printf("%s", AAGREEN);\r
+ for(w=(end+1)/80;w<=((scaninfo[q].scan->next->start-scaninfo[q].scan->start)/80);w++)\r
+ {\r
+ //strcat(scratch1,"0");\r
+ printf("0");\r
+ }\r
+ }else VW_Hlin(x+end+1,x+(scaninfo[q].scan->next->start-scaninfo[q].scan->start),y,3,gvar); // black = free//now green\r
+\r
+\r
+ if(gvar->video.VL_Started)\r
+ {\r
+ //if (scan->next && scan->next->start > end+1) free\r
+ xpos = gvar->video.page[0].dx;\r
+ ypos = gvar->video.page[0].dy;\r
+ }\r
+ else\r
+ {\r
+ //printf("%s\n", scratch1);\r
+ printf("%s", AARESET);\r
+ printf("\n");\r
+ }\r
+\r
+\r
+ while (!(scancode = gvar->in.inst->LastScan)){}\r
+\r
+ IN_ClearKey(scancode);\r
+ switch (scancode)\r
+ {\r
+ case sc_Enter:\r
+ if(!mmsmscaninfoxyposinew) mmsmscaninfoxyposinew = true;\r
+ else mmsmscaninfoxyposinew = false;\r
+ //mmsmscaninfoxyposinew!=mmsmscaninfoxyposinew;\r
+ break;\r
+ case sc_LeftArrow:\r
+ if(q>0) q--;\r
+ else q = maxq;\r
+ break;\r
+ case sc_RightArrow:\r
+ if(q<maxq) q++;\r
+ else q = 0;\r
+ break;\r
+ case sc_UpArrow:\r
+ if(q>9) q-=10;\r
+ else q = maxq;\r
+ break;\r
+ case sc_DownArrow:\r
+ if(q<maxq-9) q+=10;\r
+ else q = 0;\r
+ break;\r
+ case sc_Space:\r
+ oldq = q;\r
+ restarted = true;\r
+ modexClearRegion(&gvar->video.page[0], gvar->video.page[0].dx, gvar->video.page[0].dy, gvar->video.page[0].sw, gvar->video.page[0].sh, 8);\r
+ goto reset;\r
+ break;\r
+ case sc_Escape:\r
+ done = true;\r
+ break;\r
+ }\r
}\r
+#else\r
+ if(gvar->video.VL_Started) IN_Ack(gvar);\r
+#endif\r
+\r
+ gvar->video.BOFS = (byte __far *)temp;\r
+}\r
+\r
+//==========================================================================\r
+\r
+\r
+/*\r
+=====================\r
+=\r
+= MM_DumpData\r
+=\r
+=====================\r
+*/\r
+\r
+void MM_DumpData (global_game_variables_t *gvar)\r
+{\r
+ mmblocktype far *scan,far *best;\r
+ long lowest,oldlowest;\r
+ unsigned owner;\r
+ char lock,purge;\r
+ FILE *dumpfile;\r
+\r
+ _nfree(gvar->mm.nearheap);\r
+ dumpfile = fopen (gvar->handle.datadumpfilename, "w");\r
+ if (!dumpfile)\r
+ Quit (gvar, "MM_DumpData: Couldn't open MMDUMP.16!\n");\r
+\r
+ lowest = -1;\r
+ do\r
+ {\r
+ oldlowest = lowest;\r
+ lowest = 0xffff;\r
+\r
+ scan = gvar->mm.mmhead;\r
+ while (scan)\r
+ {\r
+ owner = (unsigned)scan->useptr;\r
+\r
+ if (owner && owner<lowest && owner > oldlowest)\r
+ {\r
+ best = scan;\r
+ lowest = owner;\r
+ }\r
+\r
+ scan = scan->next;\r
+ }\r
+\r
+ if (lowest != 0xffff)\r
+ {\r
+ if (best->attributes & PURGEBITS)\r
+ purge = 'P';\r
+ else\r
+ purge = '-';\r
+ if (best->attributes & LOCKBIT)\r
+ lock = 'L';\r
+ else\r
+ lock = '-';\r
+ fprintf (dumpfile,"0x%p (%c%c) = %u\n"\r
+ ,(unsigned)lowest,lock,purge,best->length);\r
+ }\r
\r
-//CA_CloseDebug ();\r
+ } while (lowest != 0xffff);\r
\r
-//++++mh IN_Ack();\r
-//**** VW_SetLineWidth(64);\r
-//++++mh bufferofs = temp;\r
+ fclose (dumpfile);\r
+\r
+ //reset filename\r
+#ifdef __BORLANDC__\r
+ strcpy(gvar->handle.datadumpfilename, "mmdump.16b");\r
+#endif\r
+#ifdef __WATCOMC__\r
+ strcpy(gvar->handle.datadumpfilename, "mmdump.16w");\r
+#endif\r
+//00 printf ("MMDUMP.16 created.\n");\r
}\r
-//****#endif\r
\r
//==========================================================================\r
\r
======================\r
*/\r
\r
-dword MM_UnusedMemory (void)\r
+dword MM_UnusedMemory (global_game_variables_t *gvar)\r
{\r
unsigned free;\r
mmblocktype far *scan;\r
\r
free = 0;\r
- scan = mmhead;\r
+ scan = gvar->mm.mmhead;\r
\r
- while (scan->next)\r
+ while(scan->next)\r
{\r
free += scan->next->start - (scan->start + scan->length);\r
scan = scan->next;\r
}\r
\r
- return free*16l;\r
-// return free;\r
+ return free*16lu;\r
}\r
\r
//==========================================================================\r
======================\r
*/\r
\r
-dword MM_TotalFree (void)\r
+dword MM_TotalFree (global_game_variables_t *gvar)\r
{\r
unsigned free;\r
mmblocktype far *scan;\r
\r
free = 0;\r
- scan = mmhead;\r
+ scan = gvar->mm.mmhead;\r
\r
- while (scan->next)\r
+ while(scan->next)\r
{\r
- if ((scan->attributes&PURGEBITS) && !(scan->attributes&LOCKBIT))\r
+ if((scan->attributes&PURGEBITS) && !(scan->attributes&LOCKBIT))\r
free += scan->length;\r
free += scan->next->start - (scan->start + scan->length);\r
scan = scan->next;\r
}\r
\r
- return free*16l;\r
-// return free;\r
+ return free*16lu;\r
}\r
\r
//==========================================================================\r
=====================\r
*/\r
\r
-void MM_Report(void)\r
+void MM_Report_ (global_game_variables_t *gvar)\r
{\r
- printf("EMM %x available\n", EMSVer);\r
- printf("totalEMSpages=%u\n", totalEMSpages);\r
- printf("freeEMSpages=%u\n", freeEMSpages);\r
- printf("EMSpageframe=%Fp\n", EMSpageframe);\r
- printf("near=%lu\n", mminfo.nearheap);\r
- printf("far=%lu\n", mminfo.farheap);\r
- printf("EMSmem=%lu\n", mminfo.EMSmem);\r
- printf("XMSmem=%lu\n", mminfo.XMSmem);\r
- printf("mainmem=%lu\n", mminfo.mainmem);\r
- printf("UnusedMemory=%lu\n", MM_UnusedMemory());\r
- printf("TotalFree=%lu\n", MM_TotalFree());\r
-// printf("\n");\r
-// printf("UnusedMemory=%lu kb\n", MM_UnusedMemory()/10248);\r
-// printf("TotalFree=%lu kb\n", MM_TotalFree()/10248);\r
+ printf("========================================\n");\r
+ printf(" MM_Report_\n");\r
+ printf("========================================\n");\r
+ if(MML_CheckForEMS())\r
+ {\r
+ printf(" %cLIMEMS %u\n", 0xC9, gvar->pm.emm.EMSPresent);\r
+ printf(" %c%cEMM v%x.%x available\n", 0xC7, 0xC4, gvar->pm.emm.EMSVer>>4,gvar->pm.emm.EMSVer&0x0F);\r
+ printf(" %c%ctotalEMSpages: %u ", 0xC7, 0xC4, gvar->pm.emm.totalEMSpages); printf("freeEMSpages: %u\n", gvar->pm.emm.freeEMSpages);\r
+ printf(" %c%cEMSPageFrame: %04x\n", 0xC7, 0xC4, gvar->pm.emm.EMSPageFrame);\r
+ printf(" %c%cEMSmem: %lu\n", 0xD3, 0xC4, gvar->mmi.EMSmem);\r
+ }\r
+ if(MML_CheckForXMS())\r
+ {\r
+ printf(" %cXMS %u\n", 0xC9, gvar->pm.xmm.XMSPresent);\r
+ printf(" %c%cXMS v%x.%x available\n", 0xC7, 0xC4, XMSVer>>8,XMSVer&0x0F);\r
+ printf(" %c%cXMSDriver: %Fp\n", 0xC7, 0xC4, XMSDriver);\r
+ printf(" %c%cXMSHandle: %04x\n", 0xC7, 0xC4, gvar->pm.xmm.XMSHandle);\r
+ printf(" %c%cXMSmem: %lu\n", 0xD3, 0xC4, gvar->mmi.XMSmem);\r
+ }\r
+ printf(" %cConv. %u\n", 0xC9, gvar->pm.mm.MainPresent); DebugMemory_(gvar, 0);\r
+ //printf("mainmem: %lu\n", gvar->mmi.mainmem);\r
+ //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);\r
+ //printf(" UnusedMemory: %lu\n", MM_UnusedMemory(gvar));\r
+ printf("nearheap: %lu ", gvar->mmi.nearheap); printf("farheap: %lu\n", gvar->mmi.farheap);\r
}\r
\r
//==========================================================================\r
/*\r
=====================\r
=\r
-= MM_EMSVer\r
+= MM_EMSerr\r
=\r
=====================\r
+*/\r
\r
-\r
-int MM_EMSVer(void)\r
+void MM_EMSerr(byte *stri, byte err)\r
{\r
- int EMSver;\r
- __asm\r
+ //Returns a text string describing the error code in EMS.Error.\r
+ switch(err)\r
{\r
- mov ah,EMS_VERSION\r
- int EMS_INT\r
- mov EMSver,ax\r
+ case 0x0:\r
+ strcat(stri, "successful");\r
+ break;\r
+ case 0x80:\r
+ strcat(stri, "internal error");\r
+ break;\r
+ case 0x81:\r
+ strcat(stri, "hardware malfunction");\r
+ break;\r
+ case 0x82:\r
+ strcat(stri, "busy .. retry later");\r
+ break;\r
+ case 0x83:\r
+ strcat(stri, "invalid handle");\r
+ break;\r
+ case 0x84:\r
+ strcat(stri, "undefined function requested by application");\r
+ break;\r
+ case 0x85:\r
+ strcat(stri, "no more handles available");\r
+ break;\r
+ case 0x86:\r
+ strcat(stri, "error in save or restore of mapping context");\r
+ break;\r
+ case 0x87:\r
+ strcat(stri, "insufficient memory pages in system");\r
+ break;\r
+ case 0x88:\r
+ strcat(stri, "insufficient memory pages available");\r
+ break;\r
+ case 0x89:\r
+ strcat(stri, "zero pages requested");\r
+ break;\r
+ case 0x8A:\r
+ strcat(stri, "invalid logical page number encountered");\r
+ break;\r
+ case 0x8B:\r
+ strcat(stri, "invalid physical page number encountered");\r
+ break;\r
+ case 0x8C:\r
+ strcat(stri, "page-mapping hardware state save area is full");\r
+ break;\r
+ case 0x8D:\r
+ strcat(stri, "save of mapping context failed");\r
+ break;\r
+ case 0x8E:\r
+ strcat(stri, "restore of mapping context failed");\r
+ break;\r
+ case 0x8F:\r
+ strcat(stri, "undefined subfunction");\r
+ break;\r
+ case 0x90:\r
+ strcat(stri, "undefined attribute type");\r
+ break;\r
+ case 0x91:\r
+ strcat(stri, "feature not supported");\r
+ break;\r
+ case 0x92:\r
+ strcat(stri, "successful, but a portion of the source region has been overwritten");\r
+ break;\r
+ case 0x93:\r
+ strcat(stri, "length of source or destination region exceeds length of region allocated to either source or destination handle");\r
+ break;\r
+ case 0x94:\r
+ strcat(stri, "conventional and expanded memory regions overlap");\r
+ break;\r
+ case 0x95:\r
+ strcat(stri, "offset within logical page exceeds size of logical page");\r
+ break;\r
+ case 0x96:\r
+ strcat(stri, "region length exceeds 1 MB");\r
+ break;\r
+ case 0x97:\r
+ strcat(stri, "source and destination EMS regions have same handle and overlap");\r
+ break;\r
+ case 0x98:\r
+ strcat(stri, "memory source or destination type undefined");\r
+ break;\r
+ case 0x9A:\r
+ strcat(stri, "specified alternate map register or DMA register set not supported");\r
+ break;\r
+ case 0x9B:\r
+ strcat(stri, "all alternate map register or DMA register sets currently allocated");\r
+ break;\r
+ case 0x9C:\r
+ strcat(stri, "alternate map register or DMA register sets not supported");\r
+ break;\r
+ case 0x9D:\r
+ strcat(stri, "undefined or unallocated alternate map register or DMA register set");\r
+ break;\r
+ case 0x9E:\r
+ strcat(stri, "dedicated DMA channels not supported");\r
+ break;\r
+ case 0x9F:\r
+ strcat(stri, "specified dedicated DMA channel not supported");\r
+ break;\r
+ case 0xA0:\r
+ strcat(stri, "no such handle name");\r
+ break;\r
+ case 0xA1:\r
+ strcat(stri, "a handle found had no name, or duplicate handle name");\r
+ break;\r
+ case 0xA2:\r
+ strcat(stri, "attempted to wrap around 1M conventional address space");\r
+ break;\r
+ case 0xA3:\r
+ strcat(stri, "source array corrupted");\r
+ break;\r
+ case 0xA4:\r
+ strcat(stri, "operating system denied access");\r
+ break;\r
+ default:\r
+ strcat(stri, "undefined error");\r
}\r
- return(EMSver);\r
-}*/\r
+}\r
\r
//==========================================================================\r
\r
=====================\r
*/\r
\r
-void MM_BombOnError (boolean bomb)\r
+void MM_BombOnError (boolean bomb, global_game_variables_t *gvar)\r
+{\r
+ gvar->mm.bombonerror = bomb;\r
+}\r
+\r
+#if 0\r
+void MM_GetNewBlock(global_game_variables_t *gvar)\r
+{\r
+ if(!gvar->mm.mmfree)\r
+ MML_ClearBlock(gvar);\r
+ gvar->mm.mmnew=gvar->mm.mmfree;\r
+ gvar->mm.mmfree=gvar->mm.mmfree->next;\r
+ if(!(gvar->mm.mmnew=gvar->mm.mmfree))\r
+ {\r
+ printf("MM_GETNEWBLOCK: No free blocks!\n");\r
+ return;\r
+ }\r
+ gvar->mm.mmfree=gvar->mm.mmfree->next;\r
+}\r
+\r
+void MM_FreeBlock(mmblocktype *x, global_game_variables_t *gvar)\r
+{\r
+ x->useptr=NULL;\r
+ x->next=gvar->mm.mmfree;\r
+ gvar->mm.mmfree=x;\r
+}\r
+#endif\r
+\r
+void xms_call(byte v, global_game_variables_t *gvar)\r
+{\r
+ dword XMSDriver = gvar->pm.xmm.XMSDriver;\r
+ __asm {\r
+ mov ah,[v]\r
+ call [DWORD PTR XMSDriver]\r
+ }\r
+}\r
+\r
+/*void MM_seguin(void)\r
{\r
- mminfo.bombonerror = bomb;\r
+ __asm {\r
+ push ds\r
+ mov ax,ds\r
+ inc ax\r
+ mov ds,ax\r
+ }\r
}\r
+\r
+void MM_segude(void)\r
+{\r
+ __asm {\r
+ pop ds\r
+ }\r
+}*/\r
+\r
+/*\r
+pull data from far and put it into ds var\r
+mov ax,es:si\r
+mov x,ax\r
+*/\r
+/*\r
+ss stack segment\r
+sp top of stack\r
+bp bottem of stack\r
+*/\r
projects / 16.git / blobdiff