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Diffstat (limited to 'src/mame/drivers/sega_beena.cpp')
-rw-r--r--src/mame/drivers/sega_beena.cpp99
1 files changed, 99 insertions, 0 deletions
diff --git a/src/mame/drivers/sega_beena.cpp b/src/mame/drivers/sega_beena.cpp
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+++ b/src/mame/drivers/sega_beena.cpp
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+// license:BSD-3-Clause
+// copyright-holders:David Haywood
+/******************************************************************************
+
+ Sega Beena
+
+ non-video 'book' based learning system, like LeapPad etc.
+
+ unknown CPU type (inside Sega custom?)
+
+ cartridge ROM has 'edinburgh' in the header, maybe a system codename?
+ ROM is also full of OGG files containing the string 'Encoded with Speex speex-1.0.4'
+ as well as .mid files for music
+
+ TODO: component list!
+
+*******************************************************************************/
+
+#include "emu.h"
+
+#include "bus/generic/slot.h"
+#include "bus/generic/carts.h"
+
+#include "softlist.h"
+#include "speaker.h"
+
+class sega_beena_state : public driver_device
+{
+public:
+ sega_beena_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag)
+ , m_cart(*this, "cartslot")
+ , m_cart_region(nullptr)
+ { }
+
+ void sega_beena(machine_config &config);
+
+private:
+ virtual void machine_start() override;
+ virtual void machine_reset() override;
+
+ DECLARE_DEVICE_IMAGE_LOAD_MEMBER(cart);
+
+ required_device<generic_slot_device> m_cart;
+ memory_region *m_cart_region;
+};
+
+void sega_beena_state::machine_start()
+{
+ // if there's a cart, override the standard mapping
+ if (m_cart && m_cart->exists())
+ {
+ std::string region_tag;
+ m_cart_region = memregion(region_tag.assign(m_cart->tag()).append(GENERIC_ROM_REGION_TAG).c_str());
+ }
+}
+
+void sega_beena_state::machine_reset()
+{
+}
+
+DEVICE_IMAGE_LOAD_MEMBER(sega_beena_state, cart)
+{
+ uint32_t size = m_cart->common_get_size("rom");
+
+ m_cart->rom_alloc(size, GENERIC_ROM16_WIDTH, ENDIANNESS_LITTLE);
+ m_cart->common_load_rom(m_cart->get_rom_base(), size, "rom");
+
+ return image_init_result::PASS;
+}
+
+static INPUT_PORTS_START( sega_beena )
+INPUT_PORTS_END
+
+
+void sega_beena_state::sega_beena(machine_config &config)
+{
+ // unknown CPU
+
+ // no screen
+
+ SPEAKER(config, "lspeaker").front_left();
+ SPEAKER(config, "rspeaker").front_right();
+
+ GENERIC_CARTSLOT(config, m_cart, generic_plain_slot, "sega_beena_cart");
+ m_cart->set_width(GENERIC_ROM16_WIDTH);
+ m_cart->set_device_load(device_image_load_delegate(&sega_beena_state::device_image_load_cart, this));
+
+ SOFTWARE_LIST(config, "cart_list").set_original("sega_beena_cart");
+}
+
+ROM_START( beena )
+ ROM_REGION( 0x100000, "maincpu", ROMREGION_ERASEFF )
+ // no BIOS or internal to CPU
+ROM_END
+
+
+// year, name, parent, compat, machine, input, class, init, company, fullname, flags
+CONS( 200?, beena, 0, 0, sega_beena, sega_beena, sega_beena_state, empty_init, "Sega", "Beena", MACHINE_IS_SKELETON )