-/* Catacomb Apocalypse Source Code\r
- * Copyright (C) 1993-2014 Flat Rock Software\r
- *\r
- * This program 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
- * (at your option) any later version.\r
- *\r
- * This program 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
+/* Catacomb Apocalypse Source Code
+ * Copyright (C) 1993-2014 Flat Rock Software
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
// ID_MM.H
#include <string.h>
#include <malloc.h>
-#include "src/lib/lib_head.h"
+//#include <bios.h>
+#include "src/lib/16_head.h"
+#include "src/lib/modex16.h"
+//#include "src/lib/16_ca.h"
//++++mh #include "src/lib/16_in.h"
#ifdef __DEBUG__ // 1 == Debug/Dev ; 0 == Production/final
#endif
-#define SAVENEARHEAP 0x400 // space to leave in data segment
+#define SAVENEARHEAP 0x200 // space to leave in data segment
#define SAVEFARHEAP 0 // space to leave in far heap
#define BUFFERSIZE 0x1000 // miscelanious, allways available buffer
#define MAXBLOCKS 600
+
//--------
#define EMS_INT 0x67
typedef struct
{
dword nearheap,farheap,EMSmem,XMSmem,mainmem;
- boolean mmstarted, bombonerror, mmerror;
} mminfotype;
//==========================================================================
-/*extern mminfotype mminfo;
-extern memptr bufferseg;
-extern boolean mmerror;
-
extern void (* beforesort) (void);
-extern void (* aftersort) (void);*/
+extern void (* aftersort) (void);
+extern void (* XMSaddr) (void); // far pointer to XMS driver
//==========================================================================
#define PURGEMASK 0xfffc
#define BASEATTRIBUTES 0 // unlocked, non purgable
-#define MAXUMBS 10
+#define MAXUMBS 12
+#define MAPPAGES mm->EMSpagesmapped
typedef struct mmblockstruct
{
- unsigned start,length;
+ word start,length;
+ //dword start,length;
+ //word start;
+ //dword length;
+ //byte segm; //how many 64kb segment blocks it takes up if there is many data!
unsigned attributes;
memptr *useptr; // pointer to the segment start
- struct mmblockstruct far *next;
+ struct mmblockstruct huge *next;
} mmblocktype;
-//#define GETNEWBLOCK {if(!(mmnew=mmfree))Quit("MM_GETNEWBLOCK: No free blocks!");mmfree=mmfree->next;}
-#define GETNEWBLOCK {if(!mmfree)MML_ClearBlock();mmnew=mmfree;mmfree=mmfree->next;}
-#define FREEBLOCK(x) {*x->useptr=NULL;x->next=mmfree;mmfree=x;}
+typedef struct
+{
+ memptr bufferseg;
+ boolean mmstarted, bombonerror, mmerror;
+ void huge *farheap;
+ void *nearheap;
+ //byte EMS_status;
+ unsigned totalEMSpages,freeEMSpages,EMSpageframe,EMSpagesmapped,EMShandle;
+ unsigned int EMSVer;
+ word numUMBs,UMBbase[MAXUMBS];
+ //dword numUMBs,UMBbase[MAXUMBS];
+ mmblocktype huge mmblocks[MAXBLOCKS],huge *mmhead,huge *mmfree,huge *mmrover,huge *mmnew;
+} mminfo_t;
/*
=============================================================================
=============================================================================
*/
-/*static mminfotype mminfo;
-static memptr bufferseg;
-
-static void (* beforesort) (void);
-static void (* aftersort) (void);*/
/*
=============================================================================
=============================================================================
*/
-/*static void huge *hugeheap;
-static void far *farheap;
-static void *nearheap;
-
-static mmblocktype far mmblocks[MAXBLOCKS]
- ,far *mmhead,far *mmfree,far *mmrover,far *mmnew;
-
-
-static unsigned totalEMSpages,freeEMSpages,EMSpageframe,EMSpagesmapped,EMShandle;
-static unsigned int EMSVer;
-
-static void (* XMSaddr) (void); // far pointer to XMS driver
-
-static unsigned numUMBs,UMBbase[MAXUMBS];*/
-
//==========================================================================
-void MM_Startup (void);
-void MM_Shutdown (void);
-
-void MM_GetPtr (memptr *baseptr,dword size);
-void MM_FreePtr (memptr *baseptr);
-
-void MM_SetPurge (memptr *baseptr, int purge);
-void MM_SetLock (memptr *baseptr, boolean locked);
-void MM_SortMem (void);
-
-void MM_ShowMemory (void);
-
-dword MM_UnusedMemory (void);
-dword MM_TotalFree (void);
-void MM_Report(void);
+boolean MML_CheckForEMS(void);
+byte MML_SetupEMS(mminfo_t *mm);
+void MML_ShutdownEMS(mminfo_t *mm);
+byte MM_MapEMS(mminfo_t *mm);
+boolean MML_CheckForXMS(mminfo_t *mm);
+void MML_SetupXMS(mminfo_t *mm, mminfotype *mmi);
+void MML_ShutdownXMS(mminfo_t *mm);
+void MML_UseSpace(/*d*/word segstart, dword seglength, mminfo_t *mm);
+void MML_ClearBlock(mminfo_t *mm);
+
+void MM_Startup(mminfo_t *mm, mminfotype *mmi);
+void MM_Shutdown(mminfo_t *mm);
+
+void MM_GetPtr(memptr *baseptr,dword size, mminfo_t *mm, mminfotype *mmi);
+void MM_FreePtr(memptr *baseptr, mminfo_t *mm);
+void MM_SetPurge(memptr *baseptr, int purge, mminfo_t *mm);
+void MM_SetLock(memptr *baseptr, boolean locked, mminfo_t *mm);
+void MM_SortMem(mminfo_t *mm);
+void MM_ShowMemory(page_t *page, mminfo_t *mm);
+void MM_DumpData(mminfo_t *mm);
+dword MM_UnusedMemory(mminfo_t *mm);
+dword MM_TotalFree(mminfo_t *mm);
+void MM_Report(page_t *page, mminfo_t *mm, mminfotype *mmi);
//int MM_EMSVer(void);
-
-void MM_BombOnError (boolean bomb);
-
-//==========================================================================
-
-//
-// local prototypes
-//
-
-boolean MML_CheckForEMS (void);
-unsigned MML_SetupEMS (void);
-void MML_ShutdownEMS (void);
-unsigned MM_MapEMS (void);
-boolean MML_CheckForXMS (void);
-void MML_ShutdownXMS (void);
-void MML_UseSpace (unsigned segstart, unsigned seglength);
-void MML_ClearBlock (void);
+void MM_BombOnError(boolean bomb, mminfo_t *mm);
+void MM_GetNewBlock(mminfo_t *mm);
+void MM_FreeBlock(mmblocktype *x, mminfo_t *mm);
//==========================================================================
projects / 16.git / blobdiff