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Added Memory Init Pattern

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This commit is contained in:
mpohoreski 2006-03-09 21:10:40 +00:00
parent 0e396f9697
commit 7935b18c15
2 changed files with 20 additions and 7 deletions
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18
AppleWin/source/Memory.cpp
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@ -594,6 +594,8 @@ static LPBYTE memrom = NULL;
static BOOL modechanging = 0; static BOOL modechanging = 0;
DWORD pages = 0; DWORD pages = 0;
MemoryInitPattern_e g_eMemoryInitPattern = MIP_FF_FF_00_00;
#ifdef RAMWORKS #ifdef RAMWORKS
UINT g_uMaxExPages = 1; // user requested ram pages UINT g_uMaxExPages = 1; // user requested ram pages
static LPBYTE RWpages[128]; // pointers to RW memory banks static LPBYTE RWpages[128]; // pointers to RW memory banks
@ -968,18 +970,20 @@ void MemReset ()
ZeroMemory(memmain,0x10000); ZeroMemory(memmain,0x10000);
// TODO: Verify the RAM pattern is still valid for an Apple //e
int iByte; int iByte;
for( iByte = 0x0000; iByte < 0xC000; )
if (g_eMemoryInitPattern == MIP_FF_FF_00_00)
{ {
iByte++; for( iByte = 0x0000; iByte < 0xC000; )
iByte++; {
memmain[ iByte++ ] = 0xFF;
memmain[ iByte++ ] = 0xFF;
memmain[ iByte++ ] = 0xFF; iByte++;
memmain[ iByte++ ] = 0xFF; iByte++;
}
} }
// SET UP THE MEMORY IMAGE // SET UP THE MEMORY IMAGE
mem = memimage; mem = memimage;
image = 0; image = 0;

9
AppleWin/source/Memory.h
View File

@ -1,5 +1,14 @@
#pragma once #pragma once
enum MemoryInitPattern_e
{
MIP_ZERO
, MIP_FF_FF_00_00
, NUM_MIP
};
extern MemoryInitPattern_e g_eMemoryInitPattern;
extern iofunction ioread[0x100]; extern iofunction ioread[0x100];
extern iofunction iowrite[0x100]; extern iofunction iowrite[0x100];
extern LPBYTE memshadow[MAXIMAGES][0x100]; extern LPBYTE memshadow[MAXIMAGES][0x100];