diff options
Diffstat (limited to 'src/devices/bus/neogeo/pvc_cart.cpp')
-rw-r--r-- | src/devices/bus/neogeo/pvc_cart.cpp | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/src/devices/bus/neogeo/pvc_cart.cpp b/src/devices/bus/neogeo/pvc_cart.cpp new file mode 100644 index 00000000000..ee587724b7f --- /dev/null +++ b/src/devices/bus/neogeo/pvc_cart.cpp @@ -0,0 +1,139 @@ +// license:BSD-3-Clause +// copyright-holders:S. Smith,David Haywood +/*********************************************************************************************************** + + NEOGEO ROM cart emulation + + ***********************************************************************************************************/ + + +#include "emu.h" +#include "pvc_cart.h" + + +//------------------------------------------------- +// neogeo_pvc_cart - constructor +//------------------------------------------------- + +const device_type NEOGEO_PVC_CART = &device_creator<neogeo_pvc_cart>; + + +neogeo_pvc_cart::neogeo_pvc_cart(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT16 clock, const char *shortname, const char *source) + : device_t(mconfig, type, name, tag, owner, clock, shortname, source), + device_neogeo_cart_interface(mconfig, *this), + m_banked_cart(*this, "banked_cart"), + m_cmc_prot(*this, "cmc_prot"), + m_pcm2_prot(*this, "pcm2_prot"), + m_pvc_prot(*this, "pvc_prot") +{ +} + +neogeo_pvc_cart::neogeo_pvc_cart(const machine_config &mconfig, const char *tag, device_t *owner, UINT16 clock) + : device_t(mconfig, NEOGEO_PVC_CART, "NEOGEO PCM2 Cart", tag, owner, clock, "neogeo_rom", __FILE__), + device_neogeo_cart_interface(mconfig, *this), + m_banked_cart(*this, "banked_cart"), + m_cmc_prot(*this, "cmc_prot"), + m_pcm2_prot(*this, "pcm2_prot"), + m_pvc_prot(*this, "pvc_prot") +{ +} + + +//------------------------------------------------- +// mapper specific start/reset +//------------------------------------------------- + +void neogeo_pvc_cart::device_start() +{ +} + +void neogeo_pvc_cart::device_reset() +{ +} + + +/*------------------------------------------------- + mapper specific handlers + -------------------------------------------------*/ + +READ16_MEMBER(neogeo_pvc_cart::read_rom) +{ + return m_rom[offset]; +} + +static MACHINE_CONFIG_FRAGMENT( pvc_cart ) + MCFG_NEOGEO_BANKED_CART_ADD("banked_cart") + MCFG_CMC_PROT_ADD("cmc_prot") + MCFG_PCM2_PROT_ADD("pcm2_prot") + MCFG_PVC_PROT_ADD("pvc_prot") +MACHINE_CONFIG_END + +machine_config_constructor neogeo_pvc_cart::device_mconfig_additions() const +{ + return MACHINE_CONFIG_NAME( pvc_cart ); +} + + + +/* Individual cartridge types (mirror DRIVER_INIT functionality) */ + +/************************************************* + MSLUG5 +**************************************************/ + +const device_type NEOGEO_PVC_MSLUG5_CART = &device_creator<neogeo_pvc_mslug5_cart>; + +neogeo_pvc_mslug5_cart::neogeo_pvc_mslug5_cart(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : neogeo_pvc_cart(mconfig, NEOGEO_PVC_MSLUG5_CART, "NEOGEO PCM2 mslug5 Cart", tag, owner, clock, "p2_mslug5_cart", __FILE__) {} + +void neogeo_pvc_mslug5_cart::decrypt_all(DECRYPT_ALL_PARAMS) +{ + m_pvc_prot->mslug5_decrypt_68k(cpuregion, cpuregion_size); + m_pcm2_prot->neo_pcm2_swap(ym_region, ym_region_size, 2); + m_cmc_prot->neogeo_cmc50_m1_decrypt(audiocrypt_region, audiocrypt_region_size, audiocpu_region, audio_region_size); + m_cmc_prot->kof2000_neogeo_gfx_decrypt(spr_region, spr_region_size, fix_region, fix_region_size, MSLUG5_GFX_KEY); +} + +/************************************************* + SVC +**************************************************/ + +const device_type NEOGEO_PVC_SVC_CART = &device_creator<neogeo_pvc_svc_cart>; + +neogeo_pvc_svc_cart::neogeo_pvc_svc_cart(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : neogeo_pvc_cart(mconfig, NEOGEO_PVC_SVC_CART, "NEOGEO PCM2 svc Cart", tag, owner, clock, "p2_svc_cart", __FILE__) {} + +void neogeo_pvc_svc_cart::decrypt_all(DECRYPT_ALL_PARAMS) +{ + m_pvc_prot->svc_px_decrypt(cpuregion, cpuregion_size); + m_pcm2_prot->neo_pcm2_swap(ym_region, ym_region_size, 3); + m_cmc_prot->neogeo_cmc50_m1_decrypt(audiocrypt_region, audiocrypt_region_size, audiocpu_region, audio_region_size); + m_cmc_prot->kof2000_neogeo_gfx_decrypt(spr_region, spr_region_size, fix_region, fix_region_size, SVC_GFX_KEY); +} + + +/************************************************* + KOF2003 +**************************************************/ + +const device_type NEOGEO_PVC_KOF2003_CART = &device_creator<neogeo_pvc_kof2003_cart>; + +neogeo_pvc_kof2003_cart::neogeo_pvc_kof2003_cart(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : neogeo_pvc_cart(mconfig, NEOGEO_PVC_KOF2003_CART, "NEOGEO PCM2 kof2003 Cart", tag, owner, clock, "p2_kof2003_cart", __FILE__) {} + +void neogeo_pvc_kof2003_cart::decrypt_all(DECRYPT_ALL_PARAMS) +{ + m_pvc_prot->kof2003_decrypt_68k(cpuregion, cpuregion_size); + m_pcm2_prot->neo_pcm2_swap(ym_region, ym_region_size, 5); + m_cmc_prot->neogeo_cmc50_m1_decrypt(audiocrypt_region, audiocrypt_region_size, audiocpu_region, audio_region_size); + m_cmc_prot->kof2000_neogeo_gfx_decrypt(spr_region, spr_region_size, fix_region, fix_region_size, KOF2003_GFX_KEY); +} + +const device_type NEOGEO_PVC_KOF2003H_CART = &device_creator<neogeo_pvc_kof2003h_cart>; + +neogeo_pvc_kof2003h_cart::neogeo_pvc_kof2003h_cart(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : neogeo_pvc_cart(mconfig, NEOGEO_PVC_KOF2003H_CART, "NEOGEO PCM2 kof2003h Cart", tag, owner, clock, "p2_kof2003h_cart", __FILE__) {} + +void neogeo_pvc_kof2003h_cart::decrypt_all(DECRYPT_ALL_PARAMS) +{ + m_pvc_prot->kof2003h_decrypt_68k(cpuregion, cpuregion_size); + m_pcm2_prot->neo_pcm2_swap(ym_region, ym_region_size, 5); + m_cmc_prot->neogeo_cmc50_m1_decrypt(audiocrypt_region, audiocrypt_region_size, audiocpu_region, audio_region_size); + m_cmc_prot->kof2000_neogeo_gfx_decrypt(spr_region, spr_region_size, fix_region, fix_region_size, KOF2003_GFX_KEY); +} |