Function DMA_PI_CopyToRDRAM

Source/Core/DMA.cpp:249–308

}

void DMA_PI_CopyToRDRAM()
{
	u32 mem_address  {Memory_PI_GetRegister(PI_DRAM_ADDR_REG) & 0x00FFFFFF};
	u32 cart_address {Memory_PI_GetRegister(PI_CART_ADDR_REG)  & 0xFFFFFFFF};
	u32 pi_length_reg {(Memory_PI_GetRegister(PI_WR_LEN_REG) & 0xFFFFFFFF) + 1};

#ifdef DAEDLAUS_PROFILER
	DPF( DEBUG_MEMORY_PI, "PI: Copying %d bytes of data from 0x%08x to 0x%08x", pi_length_reg, cart_address, mem_address );
#endif
	//DAEDALUS_ASSERT(!IsDom1Addr1(cart_address), "The code below doesn't handle dom1/addr1 correctly");
	//DAEDALUS_ASSERT(!IsDom1Addr3(cart_address), "The code below doesn't handle dom1/addr3 correctly");

	if (cart_address < 0x10000000)
    {
		if (IsFlashDomAddr(cart_address))
		{
           	const u8 *	p_src( (const u8 *)g_pMemoryBuffers[MEM_SAVE] );
			u32			src_size( ( MemoryRegionSizes[MEM_SAVE] ) );
			cart_address -= PI_DOM2_ADDR2;

			if (g_ROM.settings.SaveType != SAVE_TYPE_FLASH)
				DMA_HandleTransfer( g_pu8RamBase, mem_address, gRamSize, p_src, cart_address, src_size, pi_length_reg );
			else
				DMA_FLASH_CopyToDRAM(mem_address, cart_address, pi_length_reg);
		}
		#ifdef DAEDALUS_DEBUG_CONSOLE
		else if (IsDom1Addr1(cart_address))
		{
			DBGConsole_Msg(0, "[YReading from Cart domain 1/addr1] (Ignored)");
		}
		else
		{
			DBGConsole_Msg(0, "[YUnknown PI Address 0x%08x]", cart_address);
		}
		#endif
	}
	else
	{
		if (cart_address < 0x1fc00000)
		{
			//DBGConsole_Msg(0, "[YReading from Cart domain 1/addr2]");
			cart_address -= PI_DOM1_ADDR2;
			CPU_InvalidateICacheRange( 0x80000000 | mem_address, pi_length_reg );
			RomBuffer::CopyToRam( g_pu8RamBase, mem_address, gRamSize, cart_address, pi_length_reg );

			OnCopiedRom();
		}
		#ifdef DAEDALUS_DEBUG_CONSOLE
		else
		{
			// Paper Mario
			DBGConsole_Msg(0, "[YReading from Cart domain 1/addr3]");
		}
		#endif
	}

	Memory_PI_ClrRegisterBits(PI_STATUS_REG, PI_STATUS_DMA_BUSY);
	Memory_MI_SetRegisterBits(MI_INTR_REG, MI_INTR_PI);