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lua: add address_mask and endianness to addr_space library (#6061)

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* lua: add address_mask and endianness to addr_space library

* lua: add space.data_width
This commit is contained in:
feos 2019-12-19 20:00:21 +03:00 committed by R. Belmont
parent 468abb8036
commit 1deedd9449
1 changed files with 23 additions and 4 deletions
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27
src/frontend/mame/luaengine.cpp
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@ -1672,9 +1672,12 @@ void lua_engine::initialize()
*
* space.name - address space name
* space.shift - address bus shift, bitshift required for a bytewise address
* to map onto this space's addess resolution (addressing granularity).
* to map onto this space's address resolution (addressing granularity).
* positive value means leftshift, negative means rightshift.
* space.index
* space.address_mask
* space.data_width
* space.endianness
*
* space.map[] - table of address map entries (k=index, v=address_map_entry)
*/
@ -1731,6 +1734,22 @@ void lua_engine::initialize()
addr_space_type.set("name", sol::property([](addr_space &sp) { return sp.space.name(); }));
addr_space_type.set("shift", sol::property([](addr_space &sp) { return sp.space.addr_shift(); }));
addr_space_type.set("index", sol::property([](addr_space &sp) { return sp.space.spacenum(); }));
addr_space_type.set("address_mask", sol::property([](addr_space &sp) { return sp.space.addrmask(); }));
addr_space_type.set("data_width", sol::property([](addr_space &sp) { return sp.space.data_width(); }));
addr_space_type.set("endianness", sol::property([](addr_space &sp) {
std::string endianness;
switch (sp.space.endianness())
{
case endianness_t::ENDIANNESS_BIG:
endianness = "big";
break;
case endianness_t::ENDIANNESS_LITTLE:
endianness = "little";
break;
}
return endianness;
}));
/* address_map_entry library
*
@ -2595,9 +2614,9 @@ void lua_engine::initialize()
*
* manager:machine():memory()
*
* memory.banks[] - table of memory banks
* memory.regions[] - table of memory regions
* memory.shares[] - table of memory shares
* memory.banks[] - table of memory banks (k=tag, v=memory_bank)
* memory.regions[] - table of memory regions (k=tag, v=memory_region)
* memory.shares[] - table of memory shares (k=tag, v=memory_share)
*/
auto memory_type = sol().registry().create_simple_usertype<memory_manager>("new", sol::no_constructor);