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author Miodrag Milanovic <mmicko@gmail.com>2012-08-21 10:41:19 +0000
committer Miodrag Milanovic <mmicko@gmail.com>2012-08-21 10:41:19 +0000
commit7285b359d259b2ae0fdf85096571c386ec8c991a (patch)
treea027aff57f1a255f9ec6cfd3b68cabe4b6683998 /src/mess/drivers/n64.c
parent67c425e90757876a6716b7867df30c0149912e74 (diff)
Merge of MESS sources (no whatsnew)
Diffstat (limited to 'src/mess/drivers/n64.c')
-rw-r--r--src/mess/drivers/n64.c352
1 files changed, 352 insertions, 0 deletions
diff --git a/src/mess/drivers/n64.c b/src/mess/drivers/n64.c
new file mode 100644
index 00000000000..31484333508
--- /dev/null
+++ b/src/mess/drivers/n64.c
@@ -0,0 +1,352 @@
+/*
+ Nintendo 64
+
+ Driver by Ville Linde
+ Reformatted to share hardware by R. Belmont
+ Additional work by Ryan Holtz
+ Porting from Mupen64 by Harmony
+*/
+
+#include "emu.h"
+#include "cpu/rsp/rsp.h"
+#include "cpu/mips/mips3.h"
+#include "sound/dmadac.h"
+#include "imagedev/cartslot.h"
+#include "includes/n64.h"
+
+static READ32_HANDLER( dd_null_r )
+{
+ return 0xffffffff;
+}
+
+static ADDRESS_MAP_START( n64_map, AS_PROGRAM, 32, n64_state )
+ AM_RANGE(0x00000000, 0x007fffff) AM_RAM AM_BASE_LEGACY(&rdram) // RDRAM
+ AM_RANGE(0x03f00000, 0x03f00027) AM_DEVREADWRITE("rcp", n64_periphs, rdram_reg_r, rdram_reg_w)
+ AM_RANGE(0x04000000, 0x04000fff) AM_RAM AM_SHARE("dmem") // RSP DMEM
+ AM_RANGE(0x04001000, 0x04001fff) AM_RAM AM_SHARE("imem") // RSP IMEM
+ AM_RANGE(0x04040000, 0x040fffff) AM_DEVREADWRITE_LEGACY("rsp", n64_sp_reg_r, n64_sp_reg_w) // RSP
+ AM_RANGE(0x04100000, 0x041fffff) AM_DEVREADWRITE_LEGACY("rsp", n64_dp_reg_r, n64_dp_reg_w) // RDP
+ AM_RANGE(0x04300000, 0x043fffff) AM_DEVREADWRITE("rcp", n64_periphs, mi_reg_r, mi_reg_w) // MIPS Interface
+ AM_RANGE(0x04400000, 0x044fffff) AM_DEVREADWRITE("rcp", n64_periphs, vi_reg_r, vi_reg_w) // Video Interface
+ AM_RANGE(0x04500000, 0x045fffff) AM_DEVREADWRITE("rcp", n64_periphs, ai_reg_r, ai_reg_w) // Audio Interface
+ AM_RANGE(0x04600000, 0x046fffff) AM_DEVREADWRITE("rcp", n64_periphs, pi_reg_r, pi_reg_w) // Peripheral Interface
+ AM_RANGE(0x04700000, 0x047fffff) AM_DEVREADWRITE("rcp", n64_periphs, ri_reg_r, ri_reg_w) // RDRAM Interface
+ AM_RANGE(0x04800000, 0x048fffff) AM_DEVREADWRITE("rcp", n64_periphs, si_reg_r, si_reg_w) // Serial Interface
+ AM_RANGE(0x05000508, 0x0500050b) AM_READ_LEGACY(dd_null_r);
+ AM_RANGE(0x08000000, 0x0801ffff) AM_RAM AM_BASE_LEGACY(&n64_sram) // Cartridge SRAM
+ AM_RANGE(0x10000000, 0x13ffffff) AM_ROM AM_REGION("user2", 0) // Cartridge
+ AM_RANGE(0x1fc00000, 0x1fc007bf) AM_ROM AM_REGION("user1", 0) // PIF ROM
+ AM_RANGE(0x1fc007c0, 0x1fc007ff) AM_DEVREADWRITE("rcp", n64_periphs, pif_ram_r, pif_ram_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( n64dd_map, AS_PROGRAM, 32, n64_state )
+ AM_RANGE(0x00000000, 0x007fffff) AM_RAM AM_BASE_LEGACY(&rdram) // RDRAM
+ AM_RANGE(0x03f00000, 0x03f00027) AM_DEVREADWRITE("rcp", n64_periphs, rdram_reg_r, rdram_reg_w)
+ AM_RANGE(0x04000000, 0x04000fff) AM_RAM AM_SHARE("dmem") // RSP DMEM
+ AM_RANGE(0x04001000, 0x04001fff) AM_RAM AM_SHARE("imem") // RSP IMEM
+ AM_RANGE(0x04040000, 0x040fffff) AM_DEVREADWRITE_LEGACY("rsp", n64_sp_reg_r, n64_sp_reg_w) // RSP
+ AM_RANGE(0x04100000, 0x041fffff) AM_DEVREADWRITE_LEGACY("rsp", n64_dp_reg_r, n64_dp_reg_w) // RDP
+ AM_RANGE(0x04300000, 0x043fffff) AM_DEVREADWRITE("rcp", n64_periphs, mi_reg_r, mi_reg_w) // MIPS Interface
+ AM_RANGE(0x04400000, 0x044fffff) AM_DEVREADWRITE("rcp", n64_periphs, vi_reg_r, vi_reg_w) // Video Interface
+ AM_RANGE(0x04500000, 0x045fffff) AM_DEVREADWRITE("rcp", n64_periphs, ai_reg_r, ai_reg_w) // Audio Interface
+ AM_RANGE(0x04600000, 0x046fffff) AM_DEVREADWRITE("rcp", n64_periphs, pi_reg_r, pi_reg_w) // Peripheral Interface
+ AM_RANGE(0x04700000, 0x047fffff) AM_DEVREADWRITE("rcp", n64_periphs, ri_reg_r, ri_reg_w) // RDRAM Interface
+ AM_RANGE(0x04800000, 0x048fffff) AM_DEVREADWRITE("rcp", n64_periphs, si_reg_r, si_reg_w) // Serial Interface
+ AM_RANGE(0x05000000, 0x05ffffff) AM_DEVREADWRITE("rcp", n64_periphs, dd_reg_r, dd_reg_w) // 64DD Interface
+ AM_RANGE(0x06000000, 0x063fffff) AM_ROM AM_REGION("ddipl", 0) // 64DD IPL ROM
+ AM_RANGE(0x08000000, 0x0801ffff) AM_RAM AM_BASE_LEGACY(&n64_sram) // Cartridge SRAM
+ AM_RANGE(0x10000000, 0x13ffffff) AM_ROM AM_REGION("user2", 0) // Cartridge
+ AM_RANGE(0x1fc00000, 0x1fc007bf) AM_ROM AM_REGION("user1", 0) // PIF ROM
+ AM_RANGE(0x1fc007c0, 0x1fc007ff) AM_DEVREADWRITE("rcp", n64_periphs, pif_ram_r, pif_ram_w)
+ADDRESS_MAP_END
+
+static ADDRESS_MAP_START( rsp_map, AS_PROGRAM, 32, n64_state )
+ AM_RANGE(0x00000000, 0x00000fff) AM_RAM AM_SHARE("dmem")
+ AM_RANGE(0x00001000, 0x00001fff) AM_RAM AM_SHARE("imem")
+ AM_RANGE(0x04000000, 0x04000fff) AM_RAM AM_BASE_LEGACY(&rsp_dmem) AM_SHARE("dmem")
+ AM_RANGE(0x04001000, 0x04001fff) AM_RAM AM_BASE_LEGACY(&rsp_imem) AM_SHARE("imem")
+ADDRESS_MAP_END
+
+static INPUT_PORTS_START( n64 )
+ PORT_START("P1")
+ PORT_BIT( 0x8000, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(1) PORT_NAME("P1 Button A")
+ PORT_BIT( 0x4000, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(1) PORT_NAME("P1 Button B")
+ PORT_BIT( 0x2000, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(1) PORT_NAME("P1 Button Z")
+ PORT_BIT( 0x1000, IP_ACTIVE_HIGH, IPT_START ) PORT_PLAYER(1) PORT_NAME("P1 Start")
+ PORT_BIT( 0x0800, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(1) PORT_NAME("P1 Joypad \xE2\x86\x91") /* Up */
+ PORT_BIT( 0x0400, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(1) PORT_NAME("P1 Joypad \xE2\x86\x93") /* Down */
+ PORT_BIT( 0x0200, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(1) PORT_NAME("P1 Joypad \xE2\x86\x90") /* Left */
+ PORT_BIT( 0x0100, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(1) PORT_NAME("P1 Joypad \xE2\x86\x92") /* Right */
+ PORT_BIT( 0x00c0, IP_ACTIVE_HIGH, IPT_UNUSED )
+ PORT_BIT( 0x0020, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_PLAYER(1) PORT_NAME("P1 Button L")
+ PORT_BIT( 0x0010, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_PLAYER(1) PORT_NAME("P1 Button R")
+ PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_PLAYER(1) PORT_NAME("P1 Button C \xE2\x86\x91") /* Up */
+ PORT_BIT( 0x0004, IP_ACTIVE_HIGH, IPT_BUTTON7 ) PORT_PLAYER(1) PORT_NAME("P1 Button C \xE2\x86\x93") /* Down */
+ PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_BUTTON8 ) PORT_PLAYER(1) PORT_NAME("P1 Button C \xE2\x86\x90") /* Left */
+ PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_BUTTON9 ) PORT_PLAYER(1) PORT_NAME("P1 Button C \xE2\x86\x92") /* Right */
+
+ PORT_START("P1_ANALOG_X")
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x00,0xff) PORT_SENSITIVITY(30) PORT_KEYDELTA(30) PORT_PLAYER(1)
+
+ PORT_START("P1_ANALOG_Y")
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_MINMAX(0x00,0xff) PORT_SENSITIVITY(30) PORT_KEYDELTA(30) PORT_PLAYER(1) PORT_REVERSE
+
+ PORT_START("P2")
+ PORT_BIT( 0x8000, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_PLAYER(2) PORT_NAME("P2 Button A")
+ PORT_BIT( 0x4000, IP_ACTIVE_HIGH, IPT_BUTTON2 ) PORT_PLAYER(2) PORT_NAME("P2 Button B")
+ PORT_BIT( 0x2000, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_PLAYER(2) PORT_NAME("P2 Button Z")
+ PORT_BIT( 0x1000, IP_ACTIVE_HIGH, IPT_START ) PORT_PLAYER(2) PORT_NAME("P2 Start")
+ PORT_BIT( 0x0800, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_PLAYER(2) PORT_NAME("P2 Joypad \xE2\x86\x91") /* Up */
+ PORT_BIT( 0x0400, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_PLAYER(2) PORT_NAME("P2 Joypad \xE2\x86\x93") /* Down */
+ PORT_BIT( 0x0200, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_PLAYER(2) PORT_NAME("P2 Joypad \xE2\x86\x90") /* Left */
+ PORT_BIT( 0x0100, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_PLAYER(2) PORT_NAME("P2 Joypad \xE2\x86\x92") /* Right */
+ PORT_BIT( 0x00c0, IP_ACTIVE_HIGH, IPT_UNUSED )
+ PORT_BIT( 0x0020, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_PLAYER(2) PORT_NAME("P2 Button L")
+ PORT_BIT( 0x0010, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_PLAYER(2) PORT_NAME("P2 Button R")
+ PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_PLAYER(2) PORT_NAME("P2 Button C \xE2\x86\x91") /* Up */
+ PORT_BIT( 0x0004, IP_ACTIVE_HIGH, IPT_BUTTON7 ) PORT_PLAYER(2) PORT_NAME("P2 Button C \xE2\x86\x93") /* Down */
+ PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_BUTTON8 ) PORT_PLAYER(2) PORT_NAME("P2 Button C \xE2\x86\x90") /* Left */
+ PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_BUTTON9 ) PORT_PLAYER(2) PORT_NAME("P2 Button C \xE2\x86\x92") /* Right */
+
+ PORT_START("P2_ANALOG_X")
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X ) PORT_MINMAX(0x00,0xff) PORT_SENSITIVITY(30) PORT_KEYDELTA(30) PORT_PLAYER(2)
+
+ PORT_START("P2_ANALOG_Y")
+ PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y ) PORT_MINMAX(0x00,0xff) PORT_SENSITIVITY(30) PORT_KEYDELTA(30) PORT_PLAYER(2) PORT_REVERSE
+
+ PORT_START("RESET")
+ PORT_BIT( 0xfffe, IP_ACTIVE_HIGH, IPT_UNUSED )
+ PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_OTHER ) PORT_NAME("Warm Reset") PORT_CODE(KEYCODE_3)
+
+INPUT_PORTS_END
+
+/* ?? */
+static const mips3_config config =
+{
+ 16384, /* code cache size */
+ 8192, /* data cache size */
+ 62500000 /* system clock */
+};
+
+static void mempak_format(UINT8* pak)
+{
+ unsigned char pak_header[] =
+ {
+ 0x81,0x01,0x02,0x03, 0x04,0x05,0x06,0x07, 0x08,0x09,0x0a,0x0b, 0x0c,0x0d,0x0e,0x0f,
+ 0x10,0x11,0x12,0x13, 0x14,0x15,0x16,0x17, 0x18,0x19,0x1a,0x1b, 0x1c,0x1d,0x1e,0x1f,
+ 0xff,0xff,0xff,0xff, 0x05,0x1a,0x5f,0x13, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0x01,0xff, 0x66,0x25,0x99,0xcd,
+ 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0xff,0xff,0xff,0xff, 0x05,0x1a,0x5f,0x13, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0x01,0xff, 0x66,0x25,0x99,0xcd,
+ 0xff,0xff,0xff,0xff, 0x05,0x1a,0x5f,0x13, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0x01,0xff, 0x66,0x25,0x99,0xcd,
+ 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0xff,0xff,0xff,0xff, 0x05,0x1a,0x5f,0x13, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff, 0xff,0xff,0x01,0xff, 0x66,0x25,0x99,0xcd,
+ 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,
+ 0x00,0x71,0x00,0x03, 0x00,0x03,0x00,0x03, 0x00,0x03,0x00,0x03, 0x00,0x03,0x00,0x03
+ };
+
+ for (int i = 0; i < 0x8000; i += 2)
+ {
+ pak[i+0] = 0x00;
+ pak[i+1] = 0x03;
+ }
+ memcpy(pak, pak_header, 272);
+}
+
+static DEVICE_IMAGE_LOAD(n64_cart)
+{
+ int i, length;
+ n64_periphs *periphs = image.device().machine().device<n64_periphs>("rcp");
+ UINT8 *cart = image.device().machine().root_device().memregion("user2")->base();
+
+ if (image.software_entry() == NULL)
+ {
+ length = image.fread( cart, 0x4000000);
+ }
+ else
+ {
+ length = image.get_software_region_length("rom");
+ memcpy(cart, image.get_software_region("rom"), length);
+ }
+ periphs->cart_length = length;
+
+ if (cart[0] == 0x37 && cart[1] == 0x80)
+ {
+ for (i = 0; i < length; i += 4)
+ {
+ UINT8 b1 = cart[i + 0];
+ UINT8 b2 = cart[i + 1];
+ UINT8 b3 = cart[i + 2];
+ UINT8 b4 = cart[i + 3];
+ cart[i + 0] = b3;
+ cart[i + 1] = b4;
+ cart[i + 2] = b1;
+ cart[i + 3] = b2;
+ }
+ }
+ else
+ {
+ for (i = 0; i < length; i += 4)
+ {
+ UINT8 b1 = cart[i + 0];
+ UINT8 b2 = cart[i + 1];
+ UINT8 b3 = cart[i + 2];
+ UINT8 b4 = cart[i + 3];
+ cart[i + 0] = b4;
+ cart[i + 1] = b3;
+ cart[i + 2] = b2;
+ cart[i + 3] = b1;
+ }
+ }
+
+ periphs->m_nvram_image = image;
+
+ logerror("cart length = %d\n", length);
+
+ device_image_interface *battery_image = dynamic_cast<device_image_interface *>(periphs->m_nvram_image);
+ if(battery_image)
+ {
+ //printf("Loading\n");
+ UINT8 data[0x30800];
+ battery_image->battery_load(data, 0x30800, 0x00);
+ memcpy(n64_sram, data, 0x20000);
+ memcpy(periphs->m_save_data.eeprom, data + 0x20000, 0x800);
+ memcpy(periphs->m_save_data.mempak[0], data + 0x20800, 0x8000);
+ memcpy(periphs->m_save_data.mempak[1], data + 0x28800, 0x8000);
+ }
+
+ if(periphs->m_save_data.mempak[0][0] == 0) // Init if new
+ {
+ memset(periphs->m_save_data.eeprom, 0, 0x800);
+ mempak_format(periphs->m_save_data.mempak[0]);
+ mempak_format(periphs->m_save_data.mempak[1]);
+ }
+
+ return IMAGE_INIT_PASS;
+}
+
+MACHINE_START( n64dd )
+{
+ MACHINE_START_CALL( n64 );
+
+ UINT8 *ipl = machine.root_device().memregion("ddipl")->base();
+
+ for (int i = 0; i < 0x400000; i += 4)
+ {
+ UINT8 b1 = ipl[i + 0];
+ UINT8 b2 = ipl[i + 1];
+ UINT8 b3 = ipl[i + 2];
+ UINT8 b4 = ipl[i + 3];
+ ipl[i + 0] = b1;
+ ipl[i + 1] = b2;
+ ipl[i + 2] = b3;
+ ipl[i + 3] = b4;
+ }
+}
+
+static INTERRUPT_GEN( n64_reset_poll )
+{
+ n64_periphs *periphs = device->machine().device<n64_periphs>("rcp");
+ periphs->poll_reset_button((device->machine().root_device().ioport("RESET")->read() & 1) ? true : false);
+}
+
+static MACHINE_CONFIG_START( n64, n64_state )
+
+ /* basic machine hardware */
+ MCFG_CPU_ADD("maincpu", VR4300BE, 93750000)
+ MCFG_CPU_CONFIG(config)
+ MCFG_CPU_PROGRAM_MAP(n64_map)
+ MCFG_CPU_VBLANK_INT("screen", n64_reset_poll)
+
+ MCFG_CPU_ADD("rsp", RSP, 62500000)
+ MCFG_CPU_CONFIG(n64_rsp_config)
+ MCFG_CPU_PROGRAM_MAP(rsp_map)
+
+ MCFG_MACHINE_START( n64 )
+ MCFG_MACHINE_RESET( n64 )
+ //MCFG_QUANTUM_TIME(attotime::from_hz(1000000))
+ MCFG_QUANTUM_TIME(attotime::from_hz(1200))
+
+ /* video hardware */
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
+ MCFG_SCREEN_SIZE(640, 525)
+ MCFG_SCREEN_VISIBLE_AREA(0, 639, 0, 239)
+ MCFG_SCREEN_UPDATE_STATIC(n64)
+
+ MCFG_PALETTE_LENGTH(0x1000)
+
+ MCFG_VIDEO_START(n64)
+
+ MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
+
+ MCFG_SOUND_ADD("dac2", DMADAC, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.0)
+ MCFG_SOUND_ADD("dac1", DMADAC, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.0)
+
+ MCFG_N64_PERIPHS_ADD("rcp");
+
+ /* cartridge */
+ MCFG_CARTSLOT_ADD("cart")
+ MCFG_CARTSLOT_EXTENSION_LIST("v64,z64,rom,n64,bin")
+ MCFG_CARTSLOT_MANDATORY
+ MCFG_CARTSLOT_INTERFACE("n64_cart")
+ MCFG_CARTSLOT_LOAD(n64_cart)
+
+ /* software lists */
+ MCFG_SOFTWARE_LIST_ADD("cart_list","n64")
+MACHINE_CONFIG_END
+
+static MACHINE_CONFIG_DERIVED( n64dd, n64 )
+ MCFG_CPU_MODIFY("maincpu")
+ MCFG_CPU_PROGRAM_MAP(n64dd_map)
+
+ MCFG_MACHINE_START( n64dd )
+
+ MCFG_CARTSLOT_MODIFY("cart")
+ MCFG_CARTSLOT_NOT_MANDATORY
+MACHINE_CONFIG_END
+
+ROM_START( n64 )
+ ROM_REGION( 0x800000, "maincpu", ROMREGION_ERASEFF ) /* dummy region for R4300 */
+
+ ROM_REGION32_BE( 0x800, "user1", 0 )
+ ROM_LOAD( "pifdata.bin", 0x0000, 0x0800, CRC(5ec82be9) SHA1(9174eadc0f0ea2654c95fd941406ab46b9dc9bdd) )
+
+ ROM_REGION32_BE( 0x4000000, "user2", ROMREGION_ERASEFF)
+
+ ROM_REGION16_BE( 0x80, "normpoint", 0 )
+ ROM_LOAD( "normpnt.rom", 0x00, 0x80, CRC(e7f2a005) SHA1(c27b4a364a24daeee6e99fd286753fd6216362b4) )
+
+ ROM_REGION16_BE( 0x80, "normslope", 0 )
+ ROM_LOAD( "normslp.rom", 0x00, 0x80, CRC(4f2ae525) SHA1(eab43f8cc52c8551d9cff6fced18ef80eaba6f05) )
+ROM_END
+
+ROM_START( n64dd )
+ ROM_REGION( 0x800000, "maincpu", ROMREGION_ERASEFF ) /* dummy region for R4300 */
+
+ ROM_REGION32_BE( 0x800, "user1", 0 )
+ ROM_LOAD( "pifdata.bin", 0x0000, 0x0800, CRC(5ec82be9) SHA1(9174eadc0f0ea2654c95fd941406ab46b9dc9bdd) )
+
+ ROM_REGION32_BE( 0x4000000, "user2", ROMREGION_ERASEFF)
+
+ ROM_REGION32_BE( 0x400000, "ddipl", ROMREGION_ERASEFF)
+ ROM_LOAD( "64ddipl.bin", 0x000000, 0x400000, CRC(7f933ce2) SHA1(bf861922dcb78c316360e3e742f4f70ff63c9bc3) )
+
+ ROM_REGION16_BE( 0x80, "normpoint", 0 )
+ ROM_LOAD( "normpnt.rom", 0x00, 0x80, CRC(e7f2a005) SHA1(c27b4a364a24daeee6e99fd286753fd6216362b4) )
+
+ ROM_REGION16_BE( 0x80, "normslope", 0 )
+ ROM_LOAD( "normslp.rom", 0x00, 0x80, CRC(4f2ae525) SHA1(eab43f8cc52c8551d9cff6fced18ef80eaba6f05) )
+ROM_END
+
+CONS(1996, n64, 0, 0, n64, n64, driver_device, 0, "Nintendo", "Nintendo 64", GAME_NOT_WORKING | GAME_IMPERFECT_GRAPHICS )
+CONS(1996, n64dd, n64, 0, n64dd, n64, driver_device, 0, "Nintendo", "Nintendo 64DD", GAME_NOT_WORKING | GAME_IMPERFECT_GRAPHICS )