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eolith16.cpp: fixed recent regression (nw)

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Ivan Vangelista 2018-03-13 09:56:59 +01:00 committed by GitHub
parent c17001b051
commit 672e601b8c
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 22 additions and 32 deletions
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54
src/mame/drivers/eolith16.cpp
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@ -27,25 +27,29 @@ public:
eolith16_state(const machine_config &mconfig, device_type type, const char *tag)
: eolith_state(mconfig, type, tag)
, m_special_io(*this, "SPECIAL")
, m_vram(*this, "vram", 16)
, m_vrambank(*this, "vrambank")
{
}
required_ioport m_special_io;
std::unique_ptr<uint8_t[]> m_vram;
int m_vbuffer;
void eolith16(machine_config &config);
DECLARE_DRIVER_INIT(eolith16);
protected:
virtual void video_start() override;
private:
required_ioport m_special_io;
required_shared_ptr<uint8_t> m_vram;
required_memory_bank m_vrambank;
DECLARE_WRITE16_MEMBER(eeprom_w);
DECLARE_READ16_MEMBER(eolith16_custom_r);
DECLARE_WRITE8_MEMBER(vram_w);
DECLARE_READ8_MEMBER(vram_r);
DECLARE_DRIVER_INIT(eolith16);
DECLARE_VIDEO_START(eolith16);
DECLARE_PALETTE_INIT(eolith16);
uint32_t screen_update_eolith16(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
void eolith16(machine_config &config);
void eolith16_map(address_map &map);
};
@ -53,7 +57,7 @@ public:
WRITE16_MEMBER(eolith16_state::eeprom_w)
{
m_vbuffer = (data & 0x80) >> 7;
m_vrambank->set_entry(((data & 0x80) >> 7) ^ 1);
machine().bookkeeping().coin_counter_w(0, data & 1);
m_eepromoutport->write(data, 0xff);
@ -67,19 +71,9 @@ READ16_MEMBER(eolith16_state::eolith16_custom_r)
return m_special_io->read();
}
WRITE8_MEMBER(eolith16_state::vram_w)
{
COMBINE_DATA(&m_vram[offset + 0x10000 * m_vbuffer]);
}
READ8_MEMBER(eolith16_state::vram_r)
{
return m_vram[offset + 0x10000 * m_vbuffer];
}
ADDRESS_MAP_START(eolith16_state::eolith16_map)
AM_RANGE(0x00000000, 0x001fffff) AM_RAM
AM_RANGE(0x50000000, 0x5000ffff) AM_READWRITE8(vram_r, vram_w, 0xffff)
AM_RANGE(0x50000000, 0x5000ffff) AM_RAMBANK("vrambank") AM_SHARE("vram")
AM_RANGE(0x90000000, 0x9000002f) AM_WRITENOP //?
AM_RANGE(0xff000000, 0xff1fffff) AM_ROM AM_REGION("maindata", 0)
AM_RANGE(0xffe40000, 0xffe40001) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff)
@ -121,11 +115,10 @@ static INPUT_PORTS_START( eolith16 )
PORT_BIT( 0x00000040, IP_ACTIVE_HIGH, IPT_OUTPUT ) PORT_WRITE_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, di_write)
INPUT_PORTS_END
VIDEO_START_MEMBER(eolith16_state,eolith16)
void eolith16_state::video_start()
{
m_vram = std::make_unique<uint8_t[]>(0x10000*2);
save_pointer(NAME(m_vram.get()), 0x10000*2);
save_item(NAME(m_vbuffer));
m_vrambank->configure_entries(0, 2, memshare("vram")->ptr(), 0x10000);
m_vrambank->set_entry(0);
}
uint32_t eolith16_state::screen_update_eolith16(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
@ -134,7 +127,7 @@ uint32_t eolith16_state::screen_update_eolith16(screen_device &screen, bitmap_in
{
for (int x = 0; x < 320; x++)
{
bitmap.pix16(y, x) = m_vram[0x10000 * (m_vbuffer ^ 1) + (y * 320) + x] & 0xff;
bitmap.pix16(y, x) = m_vram[(y * 320) + x] & 0xff;
}
}
return 0;
@ -144,9 +137,7 @@ uint32_t eolith16_state::screen_update_eolith16(screen_device &screen, bitmap_in
// setup a custom palette because pixels use 8 bits per color
PALETTE_INIT_MEMBER(eolith16_state,eolith16)
{
int c;
for (c = 0; c < 256; c++)
for (int c = 0; c < 256; c++)
{
int bit0,bit1,bit2,r,g,b;
bit0 = (c >> 0) & 0x01;
@ -167,7 +158,7 @@ PALETTE_INIT_MEMBER(eolith16_state,eolith16)
MACHINE_CONFIG_START(eolith16_state::eolith16)
MCFG_CPU_ADD("maincpu", E116T, 60000000) /* no internal multiplier */
MCFG_CPU_ADD("maincpu", E116T, XTAL(60'000'000)) /* no internal multiplier */
MCFG_CPU_PROGRAM_MAP(eolith16_map)
MCFG_TIMER_DRIVER_ADD_SCANLINE("scantimer", eolith16_state, eolith_speedup, "screen", 0, 1)
@ -185,11 +176,10 @@ MACHINE_CONFIG_START(eolith16_state::eolith16)
MCFG_PALETTE_ADD("palette", 256)
MCFG_PALETTE_INIT_OWNER(eolith16_state,eolith16)
MCFG_VIDEO_START_OVERRIDE(eolith16_state,eolith16)
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_OKIM6295_ADD("oki", 1000000, PIN7_HIGH)
MCFG_OKIM6295_ADD("oki", XTAL(1'000'000), PIN7_HIGH)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.0)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.0)
MACHINE_CONFIG_END