// Note: Dma addresses are guaranteed to be aligned to 16 bytes (128 bits)
__fi tDMA_TAG *SPRdmaGetAddr(u32 addr, bool write)
{
// if (addr & 0xf) { DMA_LOG("*PCSX2*: DMA address not 128bit aligned: %8.8x", addr); }
//For some reason Getaway references SPR Memory from itself using SPR0, oh well, let it i guess...
if((addr & 0x70000000) == 0x70000000)
{
return (tDMA_TAG*)&eeMem->Scratch[addr & 0x3ff0];
}
// FIXME: Why??? DMA uses physical addresses
addr &= 0x1ffffff0;
if (addr < Ps2MemSize::Base)
{
return (tDMA_TAG*)&eeMem->Main[addr];
}
else if (addr < 0x10000000)
{
return (tDMA_TAG*)(write ? eeMem->ZeroWrite : eeMem->ZeroRead);
}
else if ((addr >= 0x11004000) && (addr < 0x11010000))
{
//Access for VU Memory
return (tDMA_TAG*)vtlb_GetPhyPtr(addr & 0x1FFFFFF0);
}
else
{
Console.Error( "*PCSX2*: DMA error: %8.8x", addr);
return NULL;
}
}
bool R3000DebugInterface::isValidAddress(u32 addr)
{
if (addr >= 0x10000000 && addr < 0x10010000)
return true;
if (addr >= 0x12000000 && addr < 0x12001100)
return true;
if (addr >= 0x70000000 && addr < 0x70004000)
return true;
return !(addr & 0x40000000) && vtlb_GetPhyPtr(addr & 0x1FFFFFFF) != NULL;
}
bool R5900DebugInterface::isValidAddress(u32 addr)
{
u32 lopart = addr & 0xfFFffFF;
// get rid of ee ram mirrors
switch (addr >> 28)
{
case 0:
case 2:
// case 3: throw exception (not mapped ?)
// [ 0000_8000 - 01FF_FFFF ] RAM
// [ 2000_8000 - 21FF_FFFF ] RAM MIRROR
// [ 3000_8000 - 31FF_FFFF ] RAM MIRROR
if (lopart >= 0x80000 && lopart <= 0x1ffFFff)
return !!vtlb_GetPhyPtr(lopart);
break;
case 1:
// [ 1000_0000 - 1000_CFFF ] EE register
if (lopart <= 0xcfff)
return true;
// [ 1100_0000 - 1100_FFFF ] VU mem
if (lopart >= 0x1000000 && lopart <= 0x100FFff)
return true;
// [ 1200_0000 - 1200_FFFF ] GS regs
if (lopart >= 0x2000000 && lopart <= 0x20010ff)
return true;
// [ 1E00_0000 - 1FFF_FFFF ] ROM
// if (lopart >= 0xe000000)
// return true; throw exception (not mapped ?)
break;
case 7:
// [ 7000_0000 - 7000_3FFF ] Scratchpad
if (lopart <= 0x3fff)
return true;
break;
case 8:
case 9:
case 0xA:
case 0xB:
// [ 8000_0000 - BFFF_FFFF ] kernel
// return true;
break;
case 0xF:
// [ 8000_0000 - BFFF_FFFF ] IOP or kernel stack
if (lopart >= 0xfff8000)
return true;
break;
}
return false;
}
