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yunsun16.cpp: IRQ modernization (nw)

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This commit is contained in:
AJR 2020-04-16 23:21:15 -04:00
parent 626194e842
commit d4b142b7b1
2 changed files with 10 additions and 3 deletions
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11
src/mame/drivers/yunsun16.cpp
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@ -117,6 +117,11 @@ WRITE16_MEMBER(yunsun16_state::vram_w)
m_tilemap[Layer]->mark_tile_dirty(offset / 2);
}
void yunsun16_state::int_ack_w(uint8_t data)
{
m_maincpu->set_input_line(M68K_IRQ_2, CLEAR_LINE);
}
void yunsun16_state::main_map(address_map &map)
{
map(0x000000, 0x07ffff).rom();
@ -132,7 +137,7 @@ void yunsun16_state::main_map(address_map &map)
map(0x80010c, 0x80010f).ram().share("scrollram_1"); // Scrolling
map(0x800114, 0x800117).ram().share("scrollram_0"); // Scrolling
map(0x800154, 0x800155).ram().share("priorityram"); // Priority
map(0x8001fe, 0x8001ff).nopw(); // ? 0 (during int)
map(0x8001fe, 0x8001fe).w(FUNC(yunsun16_state::int_ack_w));
map(0x900000, 0x903fff).ram().w(m_palette, FUNC(palette_device::write16)).share("palette"); // Palette
map(0x908000, 0x90bfff).ram().w(FUNC(yunsun16_state::vram_w<1>)).share("vram_1"); // Layer 1
map(0x90c000, 0x90ffff).ram().w(FUNC(yunsun16_state::vram_w<0>)).share("vram_0"); // Layer 0
@ -601,7 +606,6 @@ void magicbub_state::magicbub(machine_config &config)
/* basic machine hardware */
M68000(config, m_maincpu, XTAL(16'000'000));
m_maincpu->set_addrmap(AS_PROGRAM, &magicbub_state::main_map);
m_maincpu->set_vblank_int("screen", FUNC(magicbub_state::irq2_line_hold));
z80_device &audiocpu(Z80(config, "audiocpu", XTAL(16'000'000) / 4));
audiocpu.set_addrmap(AS_PROGRAM, &magicbub_state::sound_map);
@ -612,6 +616,7 @@ void magicbub_state::magicbub(machine_config &config)
m_screen->set_raw(XTAL(16'000'000)/2, 512, 0x20, 0x180-0x20, 260, 0, 0xe0); /* TODO: completely inaccurate */
m_screen->set_screen_update(FUNC(magicbub_state::screen_update));
m_screen->set_palette(m_palette);
m_screen->screen_vblank().set_inputline(m_maincpu, M68K_IRQ_2, ASSERT_LINE);
GFXDECODE(config, m_gfxdecode, m_palette, gfx_yunsun16);
PALETTE(config, m_palette).set_format(palette_device::xRGB_555, 8192);
@ -642,13 +647,13 @@ void shocking_state::shocking(machine_config &config)
/* basic machine hardware */
M68000(config, m_maincpu, XTAL(16'000'000));
m_maincpu->set_addrmap(AS_PROGRAM, &shocking_state::main_map);
m_maincpu->set_vblank_int("screen", FUNC(shocking_state::irq2_line_hold));
/* video hardware */
SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
m_screen->set_raw(XTAL(16'000'000)/2, 512, 0, 0x180-4, 260, 0, 0xe0); /* TODO: completely inaccurate */
m_screen->set_screen_update(FUNC(shocking_state::screen_update));
m_screen->set_palette(m_palette);
m_screen->screen_vblank().set_inputline(m_maincpu, M68K_IRQ_2, ASSERT_LINE);
GFXDECODE(config, m_gfxdecode, m_palette, gfx_yunsun16);
PALETTE(config, m_palette).set_format(palette_device::xRGB_555, 8192);

2
src/mame/includes/yunsun16.h
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@ -46,6 +46,8 @@ protected:
required_device<palette_device> m_palette;
private:
void int_ack_w(uint8_t data);
/* memory pointers */
required_shared_ptr_array<uint16_t, 2> m_vram;
required_shared_ptr_array<uint16_t, 2> m_scrollram;