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feversoc.cpp: Use 16-bit handlers for input reads; implement IRQ ACK (nw)

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This commit is contained in:
AJR 2017-01-07 17:35:48 -05:00
parent 41563bd476
commit 6b71e36950
1 changed files with 15 additions and 8 deletions
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23
src/mame/drivers/feversoc.cpp
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@ -83,6 +83,7 @@ public:
m_mainram2(*this, "workram2"),
m_nvram(*this, "nvram"),
m_spriteram(*this, "spriteram"),
m_in(*this, {"IN1", "IN0"}),
m_maincpu(*this, "maincpu"),
m_oki(*this, "oki"),
m_eeprom(*this, "eeprom"),
@ -94,12 +95,14 @@ public:
required_shared_ptr<uint32_t> m_mainram2;
required_shared_ptr<uint32_t> m_nvram;
required_shared_ptr<uint32_t> m_spriteram;
DECLARE_READ32_MEMBER(in0_r);
required_ioport_array<2> m_in;
DECLARE_READ16_MEMBER(in_r);
DECLARE_WRITE16_MEMBER(output_w);
DECLARE_WRITE16_MEMBER(output2_w);
DECLARE_DRIVER_INIT(feversoc);
uint32_t screen_update_feversoc(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
INTERRUPT_GEN_MEMBER(feversoc_irq);
DECLARE_WRITE16_MEMBER(feversoc_irq_ack);
required_device<sh2_device> m_maincpu;
required_device<okim6295_device> m_oki;
required_device<eeprom_serial_93cxx_device> m_eeprom;
@ -143,11 +146,9 @@ uint32_t feversoc_state::screen_update_feversoc(screen_device &screen, bitmap_in
READ32_MEMBER(feversoc_state::in0_r)
READ16_MEMBER(feversoc_state::in_r)
{
uint32_t io0 = (ioport("IN1")->read()&0xffff) << 16;
uint32_t io1 = (ioport("IN0")->read()&0xffff) << 0;
return io0 | io1;
return m_in[offset]->read() & 0xffff;
}
WRITE16_MEMBER( feversoc_state::output_w )
@ -193,8 +194,8 @@ static ADDRESS_MAP_START( feversoc_map, AS_PROGRAM, 32, feversoc_state )
AM_RANGE(0x0203e000, 0x0203ffff) AM_RAM AM_SHARE("spriteram")
AM_RANGE(0x06000000, 0x06000003) AM_WRITE16(output_w, 0xffff0000)
AM_RANGE(0x06000000, 0x06000003) AM_WRITE16(output2_w, 0x0000ffff)
AM_RANGE(0x06000004, 0x06000007) AM_WRITENOP //???
AM_RANGE(0x06000008, 0x0600000b) AM_READ(in0_r)
AM_RANGE(0x06000004, 0x06000007) AM_WRITE16(feversoc_irq_ack, 0x0000ffff)
AM_RANGE(0x06000008, 0x0600000b) AM_READ16(in_r, 0xffffffff)
AM_RANGE(0x0600000c, 0x0600000f) AM_DEVREADWRITE8("oki", okim6295_device, read, write, 0x00ff0000)
//AM_RANGE(0x06010000, 0x0601007f) AM_DEVREADWRITE("obj", seibu_encrypted_sprite_device, read, write) AM_RAM
AM_RANGE(0x06010060, 0x06010063) AM_WRITENOP // sprite buffering
@ -244,6 +245,7 @@ static INPUT_PORTS_START( feversoc )
PORT_DIPUNKNOWN_DIPLOC( 0x2000, 0x2000, "DIP1:6" )
PORT_DIPUNKNOWN_DIPLOC( 0x4000, 0x4000, "DIP1:7" )
PORT_DIPUNKNOWN_DIPLOC( 0x8000, 0x8000, "DIP1:8" )
PORT_START("IN1")
PORT_BIT( 0x0001, IP_ACTIVE_LOW, IPT_SLOT_STOP1 ) PORT_NAME("Stop 1 (BTN1)")
PORT_BIT( 0x0002, IP_ACTIVE_LOW, IPT_SLOT_STOP2 ) PORT_NAME("Stop 2 (BTN2)")
@ -258,7 +260,12 @@ INPUT_PORTS_END
INTERRUPT_GEN_MEMBER(feversoc_state::feversoc_irq)
{
m_maincpu->set_input_line(8, HOLD_LINE );
m_maincpu->set_input_line(8, ASSERT_LINE);
}
WRITE16_MEMBER(feversoc_state::feversoc_irq_ack)
{
m_maincpu->set_input_line(8, CLEAR_LINE);
}
static MACHINE_CONFIG_START( feversoc, feversoc_state )