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A7800Hawk: Core Cleanup

This commit is contained in:
alyosha-tas 2017-07-05 16:11:24 -04:00 committed by GitHub
parent 643f487638
commit 76a51ca79d
1 changed files with 5 additions and 14 deletions
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19
BizHawk.Emulation.Cores/Consoles/Atari/A7800Hawk/Mappers/MapperDefault.cs
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@ -10,15 +10,10 @@ namespace BizHawk.Emulation.Cores.Atari.A7800Hawk
{ {
public override byte ReadMemory(ushort addr) public override byte ReadMemory(ushort addr)
{ {
if (addr < 0x480) if (addr >=0x1000 && addr < 0x1800)
{
// Nothing here
return 0xFF;
}
else if (addr < 0x1800)
{ {
//could be hsbios RAM here //could be hsbios RAM here
if (addr >= 0x1000 && Core._hsbios != null) if (Core._hsbios != null)
{ {
return Core._hsram[addr - 0x1000]; return Core._hsram[addr - 0x1000];
} }
@ -49,7 +44,7 @@ namespace BizHawk.Emulation.Cores.Atari.A7800Hawk
} }
else else
{ {
return 0xFF; return 0x00;
} }
} }
} }
@ -61,14 +56,10 @@ namespace BizHawk.Emulation.Cores.Atari.A7800Hawk
public override void WriteMemory(ushort addr, byte value) public override void WriteMemory(ushort addr, byte value)
{ {
if (addr < 0x480) if (addr >= 0x1000 && addr < 0x1800)
{
// Nothing here
}
else if (addr < 0x1800)
{ {
//could be hsbios RAM here //could be hsbios RAM here
if (addr >= 0x1000 && Core._hsbios != null) if (Core._hsbios != null)
{ {
Core._hsram[addr - 0x1000] = value; Core._hsram[addr - 0x1000] = value;
} }