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Fixed Pad latch

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This commit is contained in:
Angelo Salese 2012-08-23 02:47:53 +00:00
parent 492df31fce
commit 5f1eb8b0bb
2 changed files with 91 additions and 6 deletions
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2
makefile
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@ -222,7 +222,7 @@ BUILD_FLAC = 1
BUILD_JPEGLIB = 1
# uncomment next line to include the symbols
# SYMBOLS = 1
SYMBOLS = 1
# specify symbols level or leave commented to use the default
# (default is SYMLEVEL = 2 normally; use 1 if you only need backtrace)

95
src/mess/drivers/pcfx.c
View File

@ -90,10 +90,13 @@ READ16_MEMBER( pcfx_state::pad_r )
{
// received data
//printf("RX %d\n",port_type);
res = m_pad.latch[port_type] >> ((offset<<1) & 2) ? 16 : 0;
res = m_pad.latch[port_type] >> (((offset<<1) & 2) ? 16 : 0);
if(((offset<<1) & 0x02) == 0)
{
m_pad.status[port_type] &= ~8; // clear latch on LSB read according to docs
//set_irq_line(11, 0);
}
}
return res;
@ -108,6 +111,7 @@ static TIMER_CALLBACK(pad_func)
state->m_pad.status[param] |= 8;
state->m_pad.ctrl[param] &= ~1; // ack TX line
// TODO: pad IRQ
// state->set_irq_line(11, 1);
}
WRITE16_MEMBER( pcfx_state::pad_w )
@ -158,8 +162,89 @@ static INPUT_PORTS_START( pcfx )
xxxx ---- ---- ---- ID (0xf = 6 button pad, 0xe = tap, 0xd = ?)
*/
PORT_START("P1")
PORT_BIT( 0xf0000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x0fffffff, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0xf0000000, IP_ACTIVE_LOW, IPT_UNKNOWN ) // ID
PORT_DIPNAME( 0x01000000, 0x01000000, "1" )
PORT_DIPSETTING( 0x01000000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00000000, DEF_STR( On ) )
PORT_DIPNAME( 0x02000000, 0x02000000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x02000000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00000000, DEF_STR( On ) )
PORT_DIPNAME( 0x04000000, 0x04000000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x04000000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00000000, DEF_STR( On ) )
PORT_DIPNAME( 0x08000000, 0x08000000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x08000000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00000000, DEF_STR( On ) )
PORT_DIPNAME( 0x010000, 0x010000, "2" )
PORT_DIPSETTING( 0x010000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x020000, 0x020000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x020000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x040000, 0x040000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x040000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x080000, 0x080000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x080000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x100000, 0x100000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x100000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x200000, 0x200000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x200000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x400000, 0x400000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x400000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x800000, 0x800000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x800000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x000000, DEF_STR( On ) )
PORT_DIPNAME( 0x0100, 0x0100, "3" )
PORT_DIPSETTING( 0x0100, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0200, 0x0200, DEF_STR( Unknown ) ) // *
PORT_DIPSETTING( 0x0200, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0400, 0x0400, DEF_STR( Unknown ) ) // *
PORT_DIPSETTING( 0x0400, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0800, 0x0800, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0800, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x1000, 0x1000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x1000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x2000, 0x2000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x2000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x4000, 0x4000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x4000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x8000, 0x8000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x8000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_BIT( 0x00000080, IP_ACTIVE_LOW, IPT_START1 ) PORT_PLAYER(1) PORT_NAME("RUN button")
PORT_DIPNAME( 0x01, 0x01, "4" )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x04, 0x04, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x04, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x08, 0x08, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x08, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x10, 0x10, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x10, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x20, 0x20, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x20, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x40, 0x40, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x40, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_START("P2")
PORT_BIT( 0xf0000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
@ -284,12 +369,12 @@ inline void pcfx_state::set_irq_line(int line, int state)
{
if ( state )
{
printf("Setting irq line %d\n", line);
//printf("Setting irq line %d\n", line);
m_irq_pending |= ( 1 << ( 15 - line ) );
}
else
{
printf("Clearing irq line %d\n", line);
//printf("Clearing irq line %d\n", line);
m_irq_pending &= ~( 1 << ( 15 - line ) );
}
check_irqs();