diff options
Diffstat (limited to 'src/mame/drivers/nexus3d.cpp')
-rw-r--r-- | src/mame/drivers/nexus3d.cpp | 380 |
1 files changed, 0 insertions, 380 deletions
diff --git a/src/mame/drivers/nexus3d.cpp b/src/mame/drivers/nexus3d.cpp deleted file mode 100644 index 695c99a9a3e..00000000000 --- a/src/mame/drivers/nexus3d.cpp +++ /dev/null @@ -1,380 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Scott Stone -/************************************************************************ - - NEXUS 3D Version 1.0 Board from Interpark - - Games on this platform: - - Arcana Heart FULL, Examu Inc, 2006 - - MagicEyes VRENDER 3D Soc (200 MHz ARM920T CPU / GFX / Sound) - Also Has 2x QDSP QS1000 for sound - -*/ - -#include "emu.h" -#include "cpu/arm7/arm7.h" -#include "cpu/arm7/arm7core.h" -#include "machine/serflash.h" -#include "emupal.h" -#include "screen.h" -#include "debugger.h" - -//#include "machine/i2cmem.h" - - - -class nexus3d_state : public driver_device -{ -public: - nexus3d_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_mainram(*this, "mainram"), - m_fbram(*this, "fbram"), - m_serflash(*this, "flash"), - m_screen(*this, "screen"), - m_palette(*this, "palette") - { } - - void nexus3d(machine_config &config); - - void init_acheart(); - void init_acheartf(); - -private: - required_device<cpu_device> m_maincpu; - required_shared_ptr<uint32_t> m_mainram; - required_shared_ptr<uint32_t> m_fbram; - required_device<serflash_device> m_serflash; - required_device<screen_device> m_screen; - required_device<palette_device> m_palette; - -// DECLARE_READ32_MEMBER(nexus3d_unk2_r); -// DECLARE_READ32_MEMBER(nexus3d_unk3_r); -// DECLARE_WRITE32_MEMBER(nexus3d_unk2_w); -// DECLARE_WRITE32_MEMBER(nexus3d_unk3_w); - - virtual void machine_start() override; - virtual void machine_reset() override; - virtual void video_start() override; - uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); - DECLARE_WRITE_LINE_MEMBER(screen_vblank); - void nexus3d_map(address_map &map); - - uint32_t m_intpend, m_intmask, m_intlevel; - DECLARE_READ32_MEMBER(int_pending_r); - DECLARE_WRITE32_MEMBER(int_ack_w); - DECLARE_READ32_MEMBER(int_level_r); - DECLARE_READ32_MEMBER(int_mask_r); - DECLARE_WRITE32_MEMBER(int_mask_w); - void IntReq(int level); - - DECLARE_READ32_MEMBER(vrender3d_status_r); - DECLARE_WRITE32_MEMBER(rop_data_w); - DECLARE_WRITE16_MEMBER(rop_register_w); - DECLARE_READ16_MEMBER(rop_status_r); - - DECLARE_READ32_MEMBER(timer_status_r); - DECLARE_WRITE32_MEMBER(timer_status_w); - DECLARE_READ32_MEMBER(timer_count_r); - DECLARE_WRITE32_MEMBER(timer_count_w); - uint32_t m_timer_status; - uint32_t m_timer_count; - emu_timer *m_timer; - TIMER_CALLBACK_MEMBER(timercb); - bool m_timer_irq; - bool m_timer_result; - - DECLARE_READ32_MEMBER(crtc_vblank_r); -}; - -void nexus3d_state::video_start() -{ - // ... -} - -uint32_t nexus3d_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) -{ - uint16_t *fbram = reinterpret_cast<uint16_t *>(m_fbram.target()); - const int width = 640; - - uint16_t *visible = fbram + (m_screen->frame_number() & 1) * (0x96000/2); - - uint32_t const dx = cliprect.left(); - for (int y = cliprect.top(); y <= cliprect.bottom(); y++) - std::copy_n(&visible[(y * width) + dx], width, &bitmap.pix16(y, dx)); - - return 0; -} - -READ32_MEMBER(nexus3d_state::vrender3d_status_r) -{ - return (0xbf<<16) | m_screen->vpos(); -} - -void nexus3d_state::IntReq(int level) -{ - if (level != -1) - { - m_intlevel = level; - m_intpend |= 1 << level; - } - uint32_t inten = m_intmask ^ 0xffffffff; - - if (m_intpend & inten) - m_maincpu->set_input_line(ARM7_IRQ_LINE, ASSERT_LINE); - else - m_maincpu->set_input_line(ARM7_IRQ_LINE, CLEAR_LINE); -} - - -READ32_MEMBER(nexus3d_state::int_mask_r) -{ - return m_intmask; -} - -WRITE32_MEMBER(nexus3d_state::int_mask_w) -{ - COMBINE_DATA(&m_intmask); -} - -READ32_MEMBER(nexus3d_state::int_pending_r) -{ - return m_intpend; -} - -WRITE32_MEMBER(nexus3d_state::int_ack_w) -{ - m_intpend &= ~data; - IntReq(-1); -} - -READ32_MEMBER(nexus3d_state::int_level_r) -{ - return m_intlevel; -} - -WRITE16_MEMBER(nexus3d_state::rop_register_w) -{ - //printf("%04x REG\n",data); -} - -WRITE32_MEMBER(nexus3d_state::rop_data_w) -{ - //printf("%04x DATA\n",data); -} - -READ16_MEMBER(nexus3d_state::rop_status_r) -{ - return machine().rand() & 0x1000; -} - -READ32_MEMBER(nexus3d_state::timer_status_r) -{ - uint32_t res = (m_timer_status & ~0x30) | ((m_timer_irq == true) << 5) | ((m_timer_result == true) << 4); - return res; -} - -WRITE32_MEMBER(nexus3d_state::timer_status_w) -{ - COMBINE_DATA(&m_timer_status); - //printf("%08x %08x\n",m_timer_status, m_timer_count); - - if (m_timer_status & 0x20) - m_timer_irq = false; - - if (m_timer_status & 8) - { - m_timer_result = false; - // TODO: unknown formula, should be counter / (bits 0-1 and maybe 2) - attotime period = attotime::from_hz(14318180 * 3); - m_timer->adjust(period); - } -} - -READ32_MEMBER(nexus3d_state::timer_count_r) -{ - return m_timer_count; -} - -WRITE32_MEMBER(nexus3d_state::timer_count_w) -{ - COMBINE_DATA(&m_timer_count); -} - -TIMER_CALLBACK_MEMBER(nexus3d_state::timercb) -{ - m_timer_result = true; - m_timer_status &= ~8; - #if 0 - if (m_timer_irq == false && m_timer_status & 0x10) - { - m_timer_irq = true; - // lv 10 (the only enabled irq at POST) should be UART - IntReq(?); - } - #endif -} - - -READ32_MEMBER(nexus3d_state::crtc_vblank_r) -{ - uint16_t res = (m_screen->vblank()<<1) | (m_screen->hblank()<<0); - - return (res<<16); -} - -void nexus3d_state::nexus3d_map(address_map &map) -{ - map(0x00000000, 0x01ffffff).ram().share("mainram"); - map(0x02000000, 0x023fffff).ram().share("fbram"); // boundary tbd - - map(0x03720000, 0x0373ffff).ram(); // 3d fifo, boundary tbd - map(0x046c0000, 0x046fffff).ram(); // """ - - map(0x60000000, 0x67ffffff).ram(); // color tables? - - // actually USB hubs (prints "USB STRAGE" if 0) - map(0x8c000000, 0x8c000003).portr("IN0"); - map(0x8c800000, 0x8c800003).portr("IN1"); - map(0x8d000000, 0x8d000003).portr("IN2"); - - // flash - map(0x9C000000, 0x9C000003).r(m_serflash, FUNC(serflash_device::n3d_flash_r)); - map(0x9C000010, 0x9C000013).w(m_serflash, FUNC(serflash_device::n3d_flash_cmd_w)); - map(0x9C000018, 0x9C00001b).w(m_serflash, FUNC(serflash_device::n3d_flash_addr_w)); - - // read on irq 9 service, unknown purpose - map(0xc0000200, 0xc00002bf).nopr(); - - // on irq, acknowledge happens to both 800 and 810 ports - map(0xc0000800, 0xc0000803).nopw(); - map(0xc0000808, 0xc000080b).rw(FUNC(nexus3d_state::int_mask_r), FUNC(nexus3d_state::int_mask_w)); - map(0xc0000810, 0xc0000813).rw(FUNC(nexus3d_state::int_pending_r), FUNC(nexus3d_state::int_ack_w)); - map(0xc0000814, 0xc0000817).r(FUNC(nexus3d_state::int_level_r)); - - // lots of accesses in this range - // 0xc00018xx seems CRTC related - // 0xc000091x loads a "gfx charset"? - map(0xc0000910, 0xc0000913).w(FUNC(nexus3d_state::rop_data_w)); - map(0xc000091c, 0xc000091f).w(FUNC(nexus3d_state::rop_register_w)).umask32(0xffff0000); - - map(0xc0000d00, 0xc0000d03).rw(FUNC(nexus3d_state::timer_status_r), FUNC(nexus3d_state::timer_status_w)); - map(0xc0000d04, 0xc0000d07).rw(FUNC(nexus3d_state::timer_count_r), FUNC(nexus3d_state::timer_count_w)); - - map(0xc0001844, 0xc0001847).r(FUNC(nexus3d_state::crtc_vblank_r)); - -// map(0xc0000f40, 0xc0000f4f).ram(); -// map(0xC0000F44, 0xC0000F47) (nexus3d_unk2_r, nexus3d_unk2_w ) // often, status for something. - map(0xc0000f4c, 0xc0000f4f).r(FUNC(nexus3d_state::rop_status_r)).umask32(0xffff0000); - - map(0xe0000014, 0xe0000017).r(FUNC(nexus3d_state::vrender3d_status_r)); - -// map(0xe0000000, 0xe00000ff) General / Control registers -// map(0xe0000300, 0xe00003ff) GTE constant vector registers - -} - -static INPUT_PORTS_START( nexus3d ) - PORT_START("IN0") - PORT_BIT( 0xffffffff, IP_ACTIVE_LOW, IPT_UNKNOWN ) - - PORT_START("IN1") - PORT_BIT( 0xffffffff, IP_ACTIVE_LOW, IPT_UNKNOWN ) - - PORT_START("IN2") - PORT_BIT( 0xffffffff, IP_ACTIVE_LOW, IPT_UNKNOWN ) -INPUT_PORTS_END - -void nexus3d_state::machine_start() -{ - m_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(nexus3d_state::timercb),this), 0); - -} - -void nexus3d_state::machine_reset() -{ - // the first part of the flash ROM automatically gets copied to RAM - memcpy(m_mainram, memregion("flash")->base(), 4 * 1024); -} - -WRITE_LINE_MEMBER(nexus3d_state::screen_vblank) -{ - // rising edge - if (state) - { - // EXTINT1? - //IntReq(9); - IntReq(1); - } -} - -void nexus3d_state::nexus3d(machine_config &config) -{ - /* basic machine hardware */ - ARM920T(config, m_maincpu, 200000000); - m_maincpu->set_addrmap(AS_PROGRAM, &nexus3d_state::nexus3d_map); - - SCREEN(config, m_screen, SCREEN_TYPE_RASTER); - m_screen->set_raw((XTAL(14'318'181)*2), 454*2, 0, 640, 262*2, 0, 480); // not accurate, needs CRTC understanding - m_screen->set_screen_update(FUNC(nexus3d_state::screen_update)); - m_screen->screen_vblank().set(FUNC(nexus3d_state::screen_vblank)); - m_screen->set_palette("palette"); - - PALETTE(config, "palette", palette_device::RGB_565); - - SERFLASH(config, m_serflash, 0); -} - - - -ROM_START( acheart ) - ROM_REGION( 0x10800898, "flash", 0 ) /* ARM 32 bit code */ - ROM_LOAD( "arcanaheart.u1", 0x000000, 0x10800898, CRC(109bf439) SHA1(33fd39355923ef384d5eaeec8ae3f296509bde93) ) - - ROM_REGION( 0x200000, "user2", 0 ) // QDSP stuff - ROM_LOAD( "u38.bin", 0x000000, 0x200000, CRC(29ecfba3) SHA1(ab02c7a579a3c05a19b79e42342fd5ed84c7b046) ) - ROM_LOAD( "u39.bin", 0x000000, 0x200000, CRC(eef0b1ee) SHA1(5508e6b2f0ae1555662793313a05e94a87599890) ) - ROM_LOAD( "u44.bin", 0x000000, 0x200000, CRC(b9723bdf) SHA1(769090ada7375ecb3d0bc10e89fe74a8e89129f2) ) - ROM_LOAD( "u45.bin", 0x000000, 0x200000, CRC(1c6a3169) SHA1(34a2ca00a403dc1e3909ed1c55320cf2bbd9d49e) ) - ROM_LOAD( "u46.bin", 0x000000, 0x200000, CRC(1e8a7e73) SHA1(3270bc359b266e57debf8fd4283a46e08d679ae2) ) - - ROM_REGION( 0x080000, "wavetable", ROMREGION_ERASEFF ) /* QDSP wavetable rom */ -// ROM_LOAD( "qs1001a", 0x000000, 0x80000, CRC(d13c6407) SHA1(57b14f97c7d4f9b5d9745d3571a0b7115fbe3176) ) // missing from this set, but should be the same -ROM_END - - -ROM_START( acheartf ) - ROM_REGION( 0x10800898, "flash", 0 ) /* ARM 32 bit code */ - ROM_LOAD( "arcanaheartfull.u1", 0x000000, 0x10800898, CRC(54b57a9d) SHA1(dee5a43b3aea854d2b98869dca74c57b66fb06eb)) - - ROM_REGION( 0x200000, "user2", 0 ) // QDSP stuff - ROM_LOAD( "u38.bin", 0x000000, 0x200000, CRC(29ecfba3) SHA1(ab02c7a579a3c05a19b79e42342fd5ed84c7b046) ) - ROM_LOAD( "u39.bin", 0x000000, 0x200000, CRC(eef0b1ee) SHA1(5508e6b2f0ae1555662793313a05e94a87599890) ) - ROM_LOAD( "u44.bin", 0x000000, 0x200000, CRC(b9723bdf) SHA1(769090ada7375ecb3d0bc10e89fe74a8e89129f2) ) - ROM_LOAD( "u45.bin", 0x000000, 0x200000, CRC(1c6a3169) SHA1(34a2ca00a403dc1e3909ed1c55320cf2bbd9d49e) ) - ROM_LOAD( "u46.bin", 0x000000, 0x200000, CRC(1e8a7e73) SHA1(3270bc359b266e57debf8fd4283a46e08d679ae2) ) - - ROM_REGION( 0x080000, "wavetable", ROMREGION_ERASEFF ) /* QDSP wavetable rom */ -// ROM_LOAD( "qs1001a", 0x000000, 0x80000, CRC(d13c6407) SHA1(57b14f97c7d4f9b5d9745d3571a0b7115fbe3176) ) // missing from this set, but should be the same -ROM_END - -void nexus3d_state::init_acheart() -{ - // 0x1230 BL <vector> - // 0x1234 CMPS, #$0 <- if R0 = 1 then stops at 0x1244 -} - -void nexus3d_state::init_acheartf() -{ - // 0x1290 BL <vector> - // 0x1294 CMPS, #$0 <- if R0 = 1 then stops at 0x1244 - - // patch additional unknown check after $c0000a00 - // 0x107c serial? -} - -GAME( 2005, acheart, 0, nexus3d, nexus3d, nexus3d_state, init_acheart, ROT0, "Examu", "Arcana Heart", MACHINE_IS_SKELETON ) -GAME( 2006, acheartf, 0, nexus3d, nexus3d, nexus3d_state, init_acheartf, ROT0, "Examu", "Arcana Heart Full", MACHINE_IS_SKELETON ) |