Exemplo n.º 1
0
uint32_t ti89_get_long(uint32_t adr) 
{
	// RAM access
	if(IN_BOUNDS(0x000000, adr, 0x1fffff))
	{
		return get_l(tihw.ram, adr, RAM_SIZE_TI89 - 1);
	}

    // FLASH access
	else if(IN_BOUNDS(0x200000, adr, 0x5fffff))
	{
		return get_l(tihw.rom, adr, ROM_SIZE_TI89 - 1) | wsm.ret_or;
	}
	
	// memory-mapped I/O
    else if(IN_BOUNDS(0x600000, adr, 0x6fffff))
	{
       return io_get_long(adr);
	}

	// memory-mapped I/O (hw2)
	else if(IN_RANGE(adr, 0x700000, IO2_SIZE_TI89))
	{
		return io2_get_long(adr);
	}

    return 0x14141414;
}
Exemplo n.º 2
0
uint32_t ti89t_get_long(uint32_t adr) 
{
	// RAM access
	if(IN_BOUNDS(0x000000, adr, 0x03ffff) ||
	   IN_BOUNDS(0x200000, adr, 0x23ffff) ||
	   IN_BOUNDS(0x400000, adr, 0x43ffff))
	{
		return get_l(tihw.ram, adr, 0x03ffff);
	}

	// FLASH access
    else if(IN_BOUNDS(0x800000, adr, 0xbfffff))			
	{
		// use FlashReadLong due to Epson Device ID
		return FlashReadLong(adr);
	}

	// memory-mapped I/O
    else if(IN_BOUNDS(0x600000, adr, 0x6fffff))
	{
       return io_get_long(adr);
	}

	// memory-mapped I/O (hw2)
	else if(IN_RANGE(adr, 0x700000, IO2_SIZE_TI89T))
	{
		return io2_get_long(adr);
	}

	// memory-mapped I/O (hw3)
	else if(IN_RANGE(adr, 0x710000, IO3_SIZE_TI89T))
	{
		return io3_get_long(adr);
	}

    return 0x14141414;
}