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(MESS) mini2440.c: tagmap cleanups (nw)

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This commit is contained in:
Wilbert Pol 2013-01-26 18:56:08 +00:00
parent cd384cbe54
commit 99c0865d00
1 changed files with 23 additions and 14 deletions
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37
src/mess/drivers/mini2440.c
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@ -30,15 +30,23 @@ class mini2440_state : public driver_device
{
public:
mini2440_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu")
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_s3c2440(*this, "s3c2440")
, m_nand(*this, "nand")
, m_dac1(*this, "dac1")
, m_dac2(*this, "dac2")
, m_penx(*this, "PENX")
, m_peny(*this, "PENY")
{ }
required_device<cpu_device> m_maincpu;
device_t *m_s3c2440;
nand_device *m_nand;
dac_device *m_dac[2];
required_device<device_t> m_s3c2440;
required_device<nand_device> m_nand;
required_device<dac_device> m_dac1;
required_device<dac_device> m_dac2;
required_ioport m_penx;
required_ioport m_peny;
UINT32 m_port[9];
DECLARE_DRIVER_INIT(mini2440);
@ -140,18 +148,23 @@ static WRITE8_DEVICE_HANDLER( s3c2440_nand_data_w )
static WRITE16_DEVICE_HANDLER( s3c2440_i2s_data_w )
{
mini2440_state *state = space.machine().driver_data<mini2440_state>();
state->m_dac[offset]->write_signed16(data + 0x8000);
if ( offset )
state->m_dac1->write_signed16(data + 0x8000);
else
state->m_dac2->write_signed16(data + 0x8000);
}
// ADC
static READ32_DEVICE_HANDLER( s3c2440_adc_data_r )
{
mini2440_state *state = space.machine().driver_data<mini2440_state>();
UINT32 data = 0;
switch (offset)
{
case 2 + 0 : data = space.machine().root_device().ioport( "PENX")->read(); break;
case 2 + 1 : data = 915 - space.machine().root_device().ioport( "PENY")->read() + 90; break;
case 2 + 0 : data = state->m_penx->read(); break;
case 2 + 1 : data = 915 - state->m_peny->read() + 90; break;
}
verboselog( space.machine(), 5, "s3c2440_adc_data_r %08X\n", data);
return data;
@ -168,16 +181,12 @@ INPUT_CHANGED_MEMBER(mini2440_state::mini2440_input_changed)
void mini2440_state::machine_start()
{
m_s3c2440 = machine().device("s3c2440");
m_nand = machine().device<nand_device>("nand");
m_dac[0] = machine().device<dac_device>("dac1");
m_dac[1] = machine().device<dac_device>("dac2");
m_nand->set_data_ptr(memregion("nand")->base());
}
void mini2440_state::machine_reset()
{
machine().device("maincpu")->reset();
m_maincpu->reset();
memset( m_port, 0, sizeof( m_port));
}