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Diffstat (limited to 'src/devices/bus/msx/softcard/softcard.cpp')
-rw-r--r--src/devices/bus/msx/softcard/softcard.cpp56
1 files changed, 56 insertions, 0 deletions
diff --git a/src/devices/bus/msx/softcard/softcard.cpp b/src/devices/bus/msx/softcard/softcard.cpp
new file mode 100644
index 00000000000..bd0b5847f9d
--- /dev/null
+++ b/src/devices/bus/msx/softcard/softcard.cpp
@@ -0,0 +1,56 @@
+// license:BSD-3-Clause
+// copyright-holders:Wilbert Pol
+
+#include "emu.h"
+#include "bus/msx/cart/softcard.h"
+
+
+DECLARE_DEVICE_TYPE(SOFTCARD_NOMAPPER, softcard_interface)
+
+
+void softcard(device_slot_interface &device)
+{
+ device.option_add_internal("nomapper", SOFTCARD_NOMAPPER);
+}
+
+
+namespace {
+
+class softcard_nomapper_device : public device_t
+ , public softcard_interface
+{
+public:
+ softcard_nomapper_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
+
+protected:
+ // device-level overrides
+ virtual void device_start() override { }
+
+ virtual std::error_condition initialize_cartridge(std::string &message) override;
+
+};
+
+
+softcard_nomapper_device::softcard_nomapper_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
+ : device_t(mconfig, SOFTCARD_NOMAPPER, tag, owner, clock)
+ , softcard_interface(mconfig, *this)
+{
+}
+
+std::error_condition softcard_nomapper_device::initialize_cartridge(std::string &message)
+{
+ if (!cart_rom_region())
+ {
+ message = "softcard_nomapper: Required region 'rom' was not found.";
+ return image_error::INTERNAL;
+ }
+
+ page(1)->install_rom(0x4000, 0x7fff, cart_rom_region()->base());
+ page(2)->install_rom(0x8000, 0xbfff, cart_rom_region()->base() + 0x4000);
+
+ return std::error_condition();
+}
+
+} // anonymous namespace
+
+DEFINE_DEVICE_TYPE_PRIVATE(SOFTCARD_NOMAPPER, softcard_interface, softcard_nomapper_device, "softcard_nomapper", "SoftCard ROM")