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Diffstat (limited to 'src/devices/bus/neogeo/neogeo_slot.c')
-rw-r--r--src/devices/bus/neogeo/neogeo_slot.c222
1 files changed, 222 insertions, 0 deletions
diff --git a/src/devices/bus/neogeo/neogeo_slot.c b/src/devices/bus/neogeo/neogeo_slot.c
new file mode 100644
index 00000000000..0c8fa80887e
--- /dev/null
+++ b/src/devices/bus/neogeo/neogeo_slot.c
@@ -0,0 +1,222 @@
+// license:BSD-3-Clause
+// copyright-holders:S. Smith,David Haywood
+/***********************************************************************************************************
+
+ ***********************************************************************************************************/
+
+
+#include "emu.h"
+#include "neogeo_slot.h"
+
+//**************************************************************************
+// GLOBAL VARIABLES
+//**************************************************************************
+
+const device_type NEOGEO_CART_SLOT = &device_creator<neogeo_cart_slot_device>;
+
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// neogeo_cart_slot_device - constructor
+//-------------------------------------------------
+neogeo_cart_slot_device::neogeo_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT16 clock) :
+ device_t(mconfig, NEOGEO_CART_SLOT, "NeoGeo Cartridge Slot", tag, owner, clock, "neogeo_cart_slot", __FILE__),
+ device_image_interface(mconfig, *this),
+ device_slot_interface(mconfig, *this),
+ m_cart(0)
+{
+}
+
+
+//-------------------------------------------------
+// neogeo_cart_slot_device - destructor
+//-------------------------------------------------
+
+neogeo_cart_slot_device::~neogeo_cart_slot_device()
+{
+}
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void neogeo_cart_slot_device::device_start()
+{
+ m_cart = dynamic_cast<device_neogeo_cart_interface *>(get_card_device());
+}
+
+//-------------------------------------------------
+// device_config_complete - perform any
+// operations now that the configuration is
+// complete
+//-------------------------------------------------
+
+void neogeo_cart_slot_device::device_config_complete()
+{
+ // set brief and instance name
+ update_names();
+}
+
+
+
+/*-------------------------------------------------
+ call load
+ -------------------------------------------------*/
+
+
+bool neogeo_cart_slot_device::call_load()
+{
+ if (m_cart)
+ {
+ UINT16 *ROM;
+ UINT8* ROM8;
+ UINT32 len;
+
+ if (software_entry() != NULL)
+ {
+ // create memory regions
+ len = get_software_region_length("maincpu");
+ m_cart->rom_alloc(len); ROM = m_cart->get_rom_base();
+ memcpy(ROM, get_software_region("maincpu"), len);
+
+ len = get_software_region_length("fixed");
+ m_cart->fixed_alloc(len); ROM8 = m_cart->get_fixed_base();
+ memcpy(ROM8, get_software_region("fixed"), len);
+
+ if (get_software_region("audiocpu") != NULL)
+ {
+ len = get_software_region_length("audiocpu");
+ m_cart->audio_alloc(len + 0x10000); ROM8 = m_cart->get_audio_base();
+ memcpy(ROM8, get_software_region("audiocpu"), len);
+ memcpy(ROM8 + 0x10000, get_software_region("audiocpu"), len); // avoid reloading in XML, should just improve banking instead tho?
+ }
+
+ len = get_software_region_length("ymsnd");
+ m_cart->ym_alloc(len); ROM8 = m_cart->get_ym_base();
+ memcpy(ROM8, get_software_region("ymsnd"), len);
+
+ if (get_software_region("ymsnd.deltat") != NULL)
+ {
+ len = get_software_region_length("ymsnd.deltat");
+ m_cart->ymdelta_alloc(len); ROM8 = m_cart->get_ymdelta_base();
+ memcpy(ROM8, get_software_region("ymsnd.deltat"), len);
+ }
+ else
+ {
+ // ensure there is no delta-t region
+ }
+
+
+ len = get_software_region_length("sprites");
+ m_cart->sprites_alloc(len); ROM8 = m_cart->get_sprites_base();
+ memcpy(ROM8, get_software_region("sprites"), len);
+
+ if (get_software_region("audiocrypt") != NULL) // encrypted Z80 code
+ {
+ len = get_software_region_length("audiocrypt");
+ m_cart->audiocrypt_alloc(len); ROM8 = m_cart->get_audiocrypt_base();
+ memcpy(ROM8, get_software_region("audiocrypt"), len);
+ // allocate the audiocpu region to decrypt data into
+ m_cart->audio_alloc(len + 0x10000);
+ }
+
+ m_cart->decrypt_all(
+ (UINT8*)m_cart->get_rom_base(), m_cart->get_rom_size(),
+ m_cart->get_sprites_base(), m_cart->get_sprites_size(),
+ m_cart->get_fixed_base(), m_cart->get_fixed_size(),
+ m_cart->get_ym_base(), m_cart->get_ym_size(),
+ m_cart->get_ymdelta_base(), m_cart->get_ymdelta_size(),
+ m_cart->get_audio_base(), m_cart->get_audio_size(),
+ m_cart->get_audiocrypt_base(), m_cart->get_audiocrypt_size());
+
+
+ // create optimized sprite cache
+ m_cart->m_sprite_gfx_address_mask = neogeohelper_optimize_sprite_data(m_cart->get_sprites_optimized_arr(), m_cart->get_sprites_base(), m_cart->get_sprites_size());
+
+
+ return IMAGE_INIT_PASS;
+ }
+ }
+
+ return IMAGE_INIT_PASS;
+}
+
+void neogeo_cart_slot_device::setup_memory_banks(running_machine &machine)
+{
+ UINT16* base16 = get_rom_base();
+ UINT32 size = get_rom_size();
+ machine.memory().region_free(":maincpu");
+ machine.memory().region_alloc(":maincpu",size,2, ENDIANNESS_BIG);
+ memcpy(memregion(":maincpu")->base(),(UINT8*)base16,size);
+
+ UINT8* base = get_audio_base();
+ size = get_audio_size();
+ machine.memory().region_free(":audiocpu");
+ machine.memory().region_alloc(":audiocpu",size,1, ENDIANNESS_LITTLE);
+ memcpy(memregion(":audiocpu")->base(),base,size);
+
+
+ base = get_ym_base();
+ size = get_ym_size();
+
+ machine.memory().region_free(":ymsnd");
+ machine.memory().region_alloc(":ymsnd",size,1, ENDIANNESS_LITTLE);
+ memcpy(memregion(":ymsnd")->base(),base,size);
+
+
+ base = get_ymdelta_base();
+ size = get_ymdelta_size();
+ machine.memory().region_free(":ymsnd.deltat");
+
+ if(base)
+ {
+ machine.memory().region_alloc(":ymsnd.deltat",size,1, ENDIANNESS_LITTLE);
+ memcpy(memregion(":ymsnd.deltat")->base(),base,size);
+ }
+
+
+}
+
+/*-------------------------------------------------
+ call_unload
+ -------------------------------------------------*/
+
+void neogeo_cart_slot_device::call_unload()
+{
+}
+
+/*-------------------------------------------------
+ call softlist load
+ -------------------------------------------------*/
+
+bool neogeo_cart_slot_device::call_softlist_load(software_list_device &swlist, const char *swname, const rom_entry *start_entry)
+{
+ load_software_part_region(*this, swlist, swname, start_entry );
+ return TRUE;
+}
+
+
+/*-------------------------------------------------
+ get default card software
+ -------------------------------------------------*/
+
+void neogeo_cart_slot_device::get_default_card_software(std::string &result)
+{
+ software_get_default_slot(result, "rom");
+}
+
+/*-------------------------------------------------
+ read
+ -------------------------------------------------*/
+
+READ16_MEMBER(neogeo_cart_slot_device::read_rom)
+{
+ if (m_cart)
+ return m_cart->read_rom(space, offset, mem_mask);
+ else
+ return 0xffff;
+}