Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-23 08:49:55 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

policetr: Identified some unknowns, nw

Browse Source
This commit is contained in:
mooglyguy 2018-08-08 22:11:57 +02:00
parent eda89be8b6
commit f3db8dc68f
2 changed files with 69 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

94
src/mame/drivers/policetr.cpp
View File

@ -113,33 +113,49 @@ WRITE_LINE_MEMBER(policetr_state::vblank)
WRITE32_MEMBER(policetr_state::control_w)
{
uint32_t old = m_control_data;
// bit $80000000 = BSMT access/ROM read
// bit $20000000 = toggled every 64 IRQ4's
// bit $10000000 = ????
// bit $40000000 = N.C. (per schematic)
// bit $20000000 = LED (PCB, red)
// bit $10000000 = LED (PCB, green)
// bit $00800000 = EEPROM data
// bit $00400000 = EEPROM clock
// bit $00200000 = EEPROM enable (on 1)
// bit $00200000 = Ticket Output (marked "omit for production" on I/O board schematic in Police Trainer manual)
// bit $00080000 = LED (coin 2)
// bit $00040000 = LED (coin 1)
// bit $00020000 = Coin lockout 2 (as noted on the schematic; not used by the actual game)
// bit $00010000 = Coin lockout 1 (as noted on the schematic; not used by the actual game)
const uint32_t old = m_control_data;
COMBINE_DATA(&m_control_data);
/* handle EEPROM I/O */
if (ACCESSING_BITS_16_23)
{
machine().bookkeeping().coin_lockout_w(0, BIT(m_control_data, 16));
machine().bookkeeping().coin_lockout_w(1, BIT(m_control_data, 17));
m_leds[LED_COIN1] = BIT(m_control_data, 18);
m_leds[LED_COIN2] = BIT(m_control_data, 19);
m_eeprom->di_write(BIT(data, 23));
m_eeprom->cs_write(BIT(data, 21));
m_eeprom->clk_write(BIT(data, 22));
}
/* toggling BSMT off then on causes a reset */
if (!BIT(old, 31) && BIT(m_control_data, 31))
if (ACCESSING_BITS_24_31)
{
m_bsmt->reset();
m_leds[LED_PCB_RED] = !BIT(m_control_data, 28);
m_leds[LED_PCB_GREEN] = !BIT(m_control_data, 29);
/* toggling BSMT off then on causes a reset */
if (!BIT(old, 31) && BIT(m_control_data, 31))
{
m_bsmt->reset();
}
}
/* log any unknown bits */
if (data & 0x4f1fffff)
if (data & 0x0f1fffff)
logerror("%s: control_w = %08X & %08X\n", machine().describe_context(), data, mem_mask);
}
@ -268,40 +284,44 @@ void sshooter_state::mem(address_map &map)
static INPUT_PORTS_START( policetr )
PORT_START("IN0")
PORT_BIT( 0x00010000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00020000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00040000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00080000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00200000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00800000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x20000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00010000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2SPR1 (note 1) */
PORT_BIT( 0x00020000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2PUSH3 (note 1) */
PORT_BIT( 0x00040000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2PUSH2 (note 1) */
PORT_BIT( 0x00080000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2USH1 (note 1) */
PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2RIGHT (note 1) */
PORT_BIT( 0x00200000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2LEFT (note 1) */
PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2DOWN (note 1) */
PORT_BIT( 0x00800000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P2UP (note 1) */
PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1SPR1 (note 1) */
PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1PUSH3 (note 1) */
PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1PUSH2 (note 1) */
PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1PUSH1 (note 1) */
PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1RIGHT (note 1) */
PORT_BIT( 0x20000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1LEFT (note 1) */
PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1DOWN (note 1) */
PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /P1UP (note 1) */
PORT_START("IN1")
PORT_BIT( 0x00010000, IP_ACTIVE_LOW, IPT_START2 )
PORT_BIT( 0x00020000, IP_ACTIVE_LOW, IPT_START1 )
PORT_BIT( 0x00040000, IP_ACTIVE_LOW, IPT_COIN2 )
PORT_BIT( 0x00080000, IP_ACTIVE_LOW, IPT_COIN1 )
PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_SERVICE( 0x00200000, IP_ACTIVE_LOW ) /* Not actually a dipswitch */
PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00800000, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_CUSTOM_MEMBER(DEVICE_SELF, policetr_state, bsmt_status_r, nullptr)
PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x20000000, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, do_read) /* EEPROM read */
PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_UNKNOWN )
PORT_BIT( 0x00100000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /TILT (note 1) */
PORT_BIT( 0x00200000, IP_ACTIVE_LOW, IPT_SERVICE1 )
PORT_BIT( 0x00400000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /SERVICE (note 1) */
PORT_BIT( 0x00800000, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_CUSTOM_MEMBER(DEVICE_SELF, policetr_state, bsmt_status_r, nullptr)
PORT_BIT( 0x01000000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1)
PORT_BIT( 0x02000000, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* /XSW2 (note 2) */
PORT_BIT( 0x04000000, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2)
PORT_BIT( 0x08000000, IP_ACTIVE_LOW, IPT_UNKNOWN ) /* /XSW2 (note 2) */
PORT_BIT( 0x10000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* TKTSNS (note 3) */
PORT_BIT( 0x20000000, IP_ACTIVE_HIGH, IPT_CUSTOM ) PORT_READ_LINE_DEVICE_MEMBER("eeprom", eeprom_serial_93cxx_device, do_read) /* EEPROM read */
PORT_BIT( 0x40000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /VOLMDN (note 1) */
PORT_BIT( 0x80000000, IP_ACTIVE_LOW, IPT_UNUSED ) /* /VOLMUP (note 1) */
/* Note 1: Input is unused but is shown in the service menu and noted as written on the I/O schematic in the Police Trainer manual. */
/* Note 2: It is unknown if this input is used, but it is noted as written on the I/O schematic in the Police Trainer manual. */
/* Note 3: Per the I/O schematic in the Police Trainer manual, the ticket dispenser connector is omitted for production. */
PORT_START("DSW")
PORT_DIPUNUSED_DIPLOC( 0x00010000, 0x00010000, "SW1:1" )
@ -374,6 +394,8 @@ INPUT_PORTS_END
void policetr_state::machine_start()
{
m_leds.resolve();
save_item(NAME(m_control_data));
save_item(NAME(m_bsmt_data_bank));
save_item(NAME(m_bsmt_data_offset));

11
src/mame/includes/policetr.h
View File

@ -39,6 +39,7 @@ protected:
m_eeprom(*this, "eeprom"),
m_screen(*this, "screen"),
m_palette(*this, "palette"),
m_leds(*this, "leds%u", 0U),
m_gun_x_io(*this, "GUNX%u", 1U),
m_gun_y_io(*this, "GUNY%u", 1U),
m_speedup_pc(speedup_pc),
@ -75,6 +76,16 @@ protected:
required_device<screen_device> m_screen;
required_device<palette_device> m_palette;
enum
{
LED_PCB_RED,
LED_PCB_GREEN,
LED_COIN1,
LED_COIN2
};
output_finder<4> m_leds;
required_ioport_array<2> m_gun_x_io;
required_ioport_array<2> m_gun_y_io;