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addrmap: remove unsupported setter, emumem enforces unmapval 0 or ~0

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This commit is contained in:
hap 2020-08-01 20:57:30 +02:00
parent b744e341ef
commit b7eac7bf5e
3 changed files with 3 additions and 4 deletions
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4
src/devices/bus/odyssey2/chess.cpp
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@ -54,8 +54,8 @@ void o2_chess_device::chess_mem(address_map &map)
void o2_chess_device::chess_io(address_map &map)
{
map.global_mask(0x01);
map(0x00, 0x01).r(m_latch[1], FUNC(generic_latch_8_device::read)).w(m_latch[0], FUNC(generic_latch_8_device::write));
map.global_mask(0xff);
map(0x00, 0x00).mirror(0xff).r(m_latch[1], FUNC(generic_latch_8_device::read)).w(m_latch[0], FUNC(generic_latch_8_device::write));
}

2
src/devices/cpu/h16/hd641016.cpp
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@ -42,7 +42,7 @@ void hd641016_device::ram_map(address_map &map)
void hd641016_device::io_map(address_map &map)
{
map.unmap_value(0);
map.unmap_value_low();
//map(0x128, 0x129).rw(FUNC(hd641016_device::abr0_r), FUNC(hd641016_device::abr0_w));
//map(0x12a, 0x12b).rw(FUNC(hd641016_device::arr0_r), FUNC(hd641016_device::arr0_w));
//map(0x12c, 0x12d).rw(FUNC(hd641016_device::awcr0_r), FUNC(hd641016_device::awcr0_w));

1
src/emu/addrmap.h
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@ -483,7 +483,6 @@ public:
void global_mask(offs_t mask);
void unmap_value_low() { m_unmapval = 0; }
void unmap_value_high() { m_unmapval = ~0; }
void unmap_value(u8 value) { m_unmapval = value; }
// add a new entry of the given type
address_map_entry &operator()(offs_t start, offs_t end);