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-rw-r--r--src/devices/bus/isa/isa.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/devices/bus/isa/isa.cpp b/src/devices/bus/isa/isa.cpp
index df21453268f..9537febc93c 100644
--- a/src/devices/bus/isa/isa.cpp
+++ b/src/devices/bus/isa/isa.cpp
@@ -371,6 +371,11 @@ bool isa8_device::is_option_rom_space_available(offs_t start, int size)
return true;
}
+void isa8_device::unmap_readwrite(offs_t start, offs_t end)
+{
+ m_memspace->unmap_readwrite(start, end);
+}
+
// interrupt request from isa card
WRITE_LINE_MEMBER( isa8_device::irq2_w ) { m_out_irq2_cb(state); }
WRITE_LINE_MEMBER( isa8_device::irq3_w ) { m_out_irq3_cb(state); }