address_map::address_map(const address_space &space, offs_t start, offs_t end, int bits, UINT64 unitmask, device_t &device, address_map_delegate submap_delegate)
: m_spacenum(space.spacenum()),
m_databits(space.data_width()),
m_unmapval(space.unmap()),
m_globalmask(space.bytemask())
{
address_map_entry *e;
switch(m_databits) {
case 8:
e = add(device, start, end, (address_map_entry8 *)NULL);
break;
case 16:
e = add(device, start, end, (address_map_entry16 *)NULL);
break;
case 32:
e = add(device, start, end, (address_map_entry32 *)NULL);
break;
case 64:
e = add(device, start, end, (address_map_entry64 *)NULL);
break;
default:
throw emu_fatalerror("Trying to dynamically map a device on a space with a corrupt databits width");
}
e->set_submap(DEVICE_SELF, submap_delegate, bits, unitmask);
}
address_map::address_map(const address_space &space, offs_t start, offs_t end, int bits, u64 unitmask, device_t &device, address_map_delegate submap_delegate)
: m_spacenum(space.spacenum()),
m_device(&device),
m_databits(space.data_width()),
m_unmapval(space.unmap()),
m_globalmask(space.bytemask())
{
range(start, end).set_submap(DEVICE_SELF, submap_delegate, bits, unitmask);
}