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Diffstat (limited to 'src/mess/drivers/portfoli.c')
-rw-r--r--src/mess/drivers/portfoli.c921
1 files changed, 921 insertions, 0 deletions
diff --git a/src/mess/drivers/portfoli.c b/src/mess/drivers/portfoli.c
new file mode 100644
index 00000000000..1a215ea5222
--- /dev/null
+++ b/src/mess/drivers/portfoli.c
@@ -0,0 +1,921 @@
+/*
+
+ Atari Portfolio
+
+ http://portfolio.wz.cz/
+ http://www.pofowiki.de/doku.php
+ http://www.best-electronics-ca.com/portfoli.htm
+ http://www.atari-portfolio.co.uk/pfnews/pf9.txt
+
+
+ Undumped Atari cartridges:
+
+ Utility-Card HPC-701
+ Finance-Card HPC-702
+ Science-Card HPC-703
+ File Manager / Tutorial HPC-704
+ PowerBASIC HPC-705
+ Instant Spell HPC-709
+ Hyperlist HPC-713
+ Bridge Baron HPC-724
+ Wine Companion HPC-725
+ Diet / Cholesterol Counter HPC-726
+ Astrologer HPC-728
+ Stock Tracker HPC-729
+ Chess HPC-750
+
+
+ Undumped 3rd party cartridges:
+
+ Adcalc AAC-1000
+ Alpha Paging Interface SAMpage
+ Business Contacts and Information Manager BCIM
+ Checkwriter
+ Colossal Cave Adventure
+ Drug Interactions
+ Dynapulse 200M-A
+ Form Letters
+ FORTH programming system UTIL
+ FX-3 DUAT Flight Software
+ FX-4 Flight Planner
+ Graphics Screens
+ Marine Device Interface CM380 UMPIRE
+ Message Mover (Mac) MSG-PKG6
+ Message Mover (PC) MSG-PKG5
+ Micro Hedge
+ Micro-Roentgen Radiation Monitor RM-60
+ Patient Management
+ PBase
+ PDD2 Utilities
+ Pharmaceuticals
+ Physician's Reference I
+ PIPELINE Fuel Management
+ REACT
+ Stocks Games
+ Terminal+
+ Timekeeper
+ TIMEPAC-5
+
+*/
+
+/*
+
+ TODO:
+
+ - clock is running too fast
+ - access violation after OFF command
+ - create chargen ROM from tech manual
+ - memory error interrupt vector
+ - i/o port 8051
+ - screen contrast
+ - system tick frequency selection (1 or 128 Hz)
+ - speaker
+ - credit card memory (A:/B:)
+ - software list
+
+*/
+
+#include "includes/portfoli.h"
+#include "rendlay.h"
+
+//**************************************************************************
+// MACROS / CONSTANTS
+//**************************************************************************
+
+enum
+{
+ INT_TICK = 0,
+ INT_KEYBOARD,
+ INT_ERROR,
+ INT_EXTERNAL
+};
+
+enum
+{
+ PID_COMMCARD = 0x00,
+ PID_SERIAL,
+ PID_PARALLEL,
+ PID_PRINTER,
+ PID_MODEM,
+ PID_NONE = 0xff
+};
+
+static const UINT8 INTERRUPT_VECTOR[] = { 0x08, 0x09, 0x00 };
+
+//**************************************************************************
+// INTERRUPTS
+//**************************************************************************
+
+//-------------------------------------------------
+// check_interrupt - check interrupt status
+//-------------------------------------------------
+
+void portfolio_state::check_interrupt()
+{
+ int level = (m_ip & m_ie) ? ASSERT_LINE : CLEAR_LINE;
+
+ device_set_input_line(m_maincpu, INPUT_LINE_INT0, level);
+}
+
+//-------------------------------------------------
+// trigger_interrupt - trigger interrupt request
+//-------------------------------------------------
+
+void portfolio_state::trigger_interrupt(int level)
+{
+ // set interrupt pending bit
+ m_ip |= 1 << level;
+
+ check_interrupt();
+}
+
+//-------------------------------------------------
+// irq_status_r - interrupt status read
+//-------------------------------------------------
+
+READ8_MEMBER( portfolio_state::irq_status_r )
+{
+ return m_ip;
+}
+
+//-------------------------------------------------
+// irq_mask_w - interrupt enable mask
+//-------------------------------------------------
+
+WRITE8_MEMBER( portfolio_state::irq_mask_w )
+{
+ m_ie = data;
+ //logerror("IE %02x\n", data);
+
+ check_interrupt();
+}
+
+//-------------------------------------------------
+// sivr_w - serial interrupt vector register
+//-------------------------------------------------
+
+WRITE8_MEMBER( portfolio_state::sivr_w )
+{
+ m_sivr = data;
+ //logerror("SIVR %02x\n", data);
+}
+
+//-------------------------------------------------
+// IRQ_CALLBACK( portfolio_int_ack )
+//-------------------------------------------------
+
+static IRQ_CALLBACK( portfolio_int_ack )
+{
+ portfolio_state *state = device->machine().driver_data<portfolio_state>();
+
+ UINT8 vector = state->m_sivr;
+
+ for (int i = 0; i < 4; i++)
+ {
+ if (BIT(state->m_ip, i))
+ {
+ // clear interrupt pending bit
+ state->m_ip &= ~(1 << i);
+
+ if (i == 3)
+ vector = state->m_sivr;
+ else
+ vector = INTERRUPT_VECTOR[i];
+
+ break;
+ }
+ }
+
+ state->check_interrupt();
+
+ return vector;
+}
+
+//**************************************************************************
+// KEYBOARD
+//**************************************************************************
+
+//-------------------------------------------------
+// scan_keyboard - scan keyboard
+//-------------------------------------------------
+
+void portfolio_state::scan_keyboard()
+{
+ UINT8 keycode = 0xff;
+
+ static const char *const keynames[] = { "ROW0", "ROW1", "ROW2", "ROW3", "ROW4", "ROW5", "ROW6", "ROW7" };
+
+ for (int row = 0; row < 8; row++)
+ {
+ UINT8 data = ioport(keynames[row])->read();
+
+ if (data != 0xff)
+ {
+ for (int col = 0; col < 8; col++)
+ {
+ if (!BIT(data, col))
+ {
+ keycode = (row * 8) + col;
+ }
+ }
+ }
+ }
+
+ if (keycode != 0xff)
+ {
+ // key pressed
+ if (keycode != m_keylatch)
+ {
+ m_keylatch = keycode;
+
+ trigger_interrupt(INT_KEYBOARD);
+ }
+ }
+ else
+ {
+ // key released
+ if (m_keylatch != 0xff)
+ {
+ m_keylatch |= 0x80;
+
+ trigger_interrupt(INT_KEYBOARD);
+ }
+ }
+}
+
+//-------------------------------------------------
+// TIMER_DEVICE_CALLBACK( keyboard_tick )
+//-------------------------------------------------
+
+static TIMER_DEVICE_CALLBACK( keyboard_tick )
+{
+ portfolio_state *state = timer.machine().driver_data<portfolio_state>();
+
+ state->scan_keyboard();
+}
+
+//-------------------------------------------------
+// keyboard_r - keyboard scan code register
+//-------------------------------------------------
+
+READ8_MEMBER( portfolio_state::keyboard_r )
+{
+ return m_keylatch;
+}
+
+//**************************************************************************
+// INTERNAL SPEAKER
+//**************************************************************************
+
+//-------------------------------------------------
+// speaker_w - internal speaker output
+//-------------------------------------------------
+
+WRITE8_MEMBER( portfolio_state::speaker_w )
+{
+ /*
+
+ bit description
+
+ 0
+ 1
+ 2
+ 3
+ 4
+ 5
+ 6
+ 7 speaker level
+
+ */
+
+ speaker_level_w(m_speaker, !BIT(data, 7));
+
+ //logerror("SPEAKER %02x\n", data);
+}
+
+//**************************************************************************
+// POWER MANAGEMENT
+//**************************************************************************
+
+//-------------------------------------------------
+// power_w - power management
+//-------------------------------------------------
+
+WRITE8_MEMBER( portfolio_state::power_w )
+{
+ /*
+
+ bit description
+
+ 0
+ 1 1=power off
+ 2
+ 3
+ 4
+ 5
+ 6
+ 7
+
+ */
+
+ //logerror("POWER %02x\n", data);
+}
+
+//-------------------------------------------------
+// battery_r - battery status
+//-------------------------------------------------
+
+READ8_MEMBER( portfolio_state::battery_r )
+{
+ /*
+
+ bit signal description
+
+ 0
+ 1
+ 2
+ 3
+ 4
+ 5 PDET 1=peripheral connected
+ 6 BATD? 0=battery low
+ 7 1=cold boot
+
+ */
+
+ UINT8 data = 0;
+
+ /* peripheral detect */
+ data |= (m_pid != PID_NONE) << 5;
+
+ /* battery status */
+ data |= BIT(ioport("BATTERY")->read(), 0) << 6;
+
+ return data;
+}
+
+//-------------------------------------------------
+// unknown_w - ?
+//-------------------------------------------------
+
+WRITE8_MEMBER( portfolio_state::unknown_w )
+{
+ //logerror("UNKNOWN %02x\n", data);
+}
+
+//**************************************************************************
+// SYSTEM TIMERS
+//**************************************************************************
+
+//-------------------------------------------------
+// TIMER_DEVICE_CALLBACK( system_tick )
+//-------------------------------------------------
+
+static TIMER_DEVICE_CALLBACK( system_tick )
+{
+ portfolio_state *state = timer.machine().driver_data<portfolio_state>();
+
+ state->trigger_interrupt(INT_TICK);
+}
+
+//-------------------------------------------------
+// TIMER_DEVICE_CALLBACK( counter_tick )
+//-------------------------------------------------
+
+static TIMER_DEVICE_CALLBACK( counter_tick )
+{
+ portfolio_state *state = timer.machine().driver_data<portfolio_state>();
+
+ state->m_counter++;
+}
+
+//-------------------------------------------------
+// counter_r - counter register read
+//-------------------------------------------------
+
+READ8_MEMBER( portfolio_state::counter_r )
+{
+ UINT8 data = 0;
+
+ switch (offset)
+ {
+ case 0:
+ data = m_counter & 0xff;
+ break;
+
+ case 1:
+ data = m_counter >> 1;
+ break;
+ }
+
+ return data;
+}
+
+//-------------------------------------------------
+// counter_w - counter register write
+//-------------------------------------------------
+
+WRITE8_MEMBER( portfolio_state::counter_w )
+{
+ switch (offset)
+ {
+ case 0:
+ m_counter = (m_counter & 0xff00) | data;
+ break;
+
+ case 1:
+ m_counter = (data << 8) | (m_counter & 0xff);
+ break;
+ }
+}
+
+//**************************************************************************
+// EXPANSION
+//**************************************************************************
+
+//-------------------------------------------------
+// ncc1_w - credit card memory select
+//-------------------------------------------------
+
+WRITE8_MEMBER( portfolio_state::ncc1_w )
+{
+ address_space *program = m_maincpu->memory().space(AS_PROGRAM);
+
+ if (BIT(data, 0))
+ {
+ // system ROM
+ UINT8 *rom = memregion(M80C88A_TAG)->base();
+ program->install_rom(0xc0000, 0xdffff, rom);
+ }
+ else
+ {
+ // credit card memory
+ program->unmap_readwrite(0xc0000, 0xdffff);
+ }
+
+ //logerror("NCC %02x\n", data);
+}
+
+//-------------------------------------------------
+// pid_r - peripheral identification
+//-------------------------------------------------
+
+READ8_MEMBER( portfolio_state::pid_r )
+{
+ /*
+
+ PID peripheral
+
+ 00 communication card
+ 01 serial port
+ 02 parallel port
+ 03 printer peripheral
+ 04 modem
+ 05-3f reserved
+ 40-7f user peripherals
+ 80 file-transfer interface
+ 81-ff reserved
+
+ */
+
+ return m_pid;
+}
+
+//**************************************************************************
+// ADDRESS MAPS
+//**************************************************************************
+
+//-------------------------------------------------
+// ADDRESS_MAP( portfolio_mem )
+//-------------------------------------------------
+
+static ADDRESS_MAP_START( portfolio_mem, AS_PROGRAM, 8, portfolio_state )
+ AM_RANGE(0x00000, 0x1efff) AM_RAM AM_SHARE("nvram1")
+ AM_RANGE(0x1f000, 0x9efff) AM_RAM // expansion
+ AM_RANGE(0xb0000, 0xb0fff) AM_MIRROR(0xf000) AM_RAM AM_SHARE("nvram2") // video RAM
+ AM_RANGE(0xc0000, 0xdffff) AM_ROM AM_REGION(M80C88A_TAG, 0) // or credit card memory
+ AM_RANGE(0xe0000, 0xfffff) AM_ROM AM_REGION(M80C88A_TAG, 0x20000)
+ADDRESS_MAP_END
+
+//-------------------------------------------------
+// ADDRESS_MAP( portfolio_io )
+//-------------------------------------------------
+
+static ADDRESS_MAP_START( portfolio_io, AS_IO, 8, portfolio_state )
+ AM_RANGE(0x8000, 0x8000) AM_READ(keyboard_r)
+ AM_RANGE(0x8010, 0x8010) AM_DEVREADWRITE(HD61830_TAG, hd61830_device, data_r, data_w)
+ AM_RANGE(0x8011, 0x8011) AM_DEVREADWRITE(HD61830_TAG, hd61830_device, status_r, control_w)
+ AM_RANGE(0x8020, 0x8020) AM_WRITE(speaker_w)
+ AM_RANGE(0x8030, 0x8030) AM_WRITE(power_w)
+ AM_RANGE(0x8040, 0x8041) AM_READWRITE(counter_r, counter_w)
+ AM_RANGE(0x8050, 0x8050) AM_READWRITE(irq_status_r, irq_mask_w)
+ AM_RANGE(0x8051, 0x8051) AM_READWRITE(battery_r, unknown_w)
+ AM_RANGE(0x8060, 0x8060) AM_RAM AM_SHARE("contrast")
+// AM_RANGE(0x8070, 0x8077) AM_DEVREADWRITE_LEGACY(M82C50A_TAG, ins8250_r, ins8250_w) // Serial Interface
+// AM_RANGE(0x8078, 0x807b) AM_DEVREADWRITE(M82C55A_TAG, i8255_device, read, write) // Parallel Interface
+ AM_RANGE(0x807c, 0x807c) AM_WRITE(ncc1_w)
+ AM_RANGE(0x807f, 0x807f) AM_READWRITE(pid_r, sivr_w)
+ADDRESS_MAP_END
+
+//**************************************************************************
+// INPUT PORTS
+//**************************************************************************
+
+//-------------------------------------------------
+// INPUT_PORTS( portfolio )
+//-------------------------------------------------
+
+static INPUT_PORTS_START( portfolio )
+ PORT_START("ROW0")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Atari") PORT_CODE(KEYCODE_TILDE)
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('d') PORT_CHAR('D')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^')
+
+ PORT_START("ROW1")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Del Ins") PORT_CODE(KEYCODE_DEL) PORT_CHAR(UCHAR_MAMEKEY(DEL))
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Alt") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT))
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('q') PORT_CHAR('Q')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('u') PORT_CHAR('U')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('o') PORT_CHAR('O')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Backspace") PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(')
+
+ PORT_START("ROW2")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TAB) PORT_CHAR(UCHAR_MAMEKEY(TAB))
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('w') PORT_CHAR('W')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_MAMEKEY(LCONTROL))
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('e') PORT_CHAR('E')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('r') PORT_CHAR('R')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('t') PORT_CHAR('T')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('y') PORT_CHAR('Y')
+
+ PORT_START("ROW3")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('i') PORT_CHAR('I')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_UP) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP))
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('"') PORT_CHAR('`')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}')
+
+ PORT_START("ROW4")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('s') PORT_CHAR('S')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('p') PORT_CHAR('P')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('g') PORT_CHAR('G')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_DOWN) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN))
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('l') PORT_CHAR('L')
+
+ PORT_START("ROW5")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('f') PORT_CHAR('F')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('h') PORT_CHAR('H')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('j') PORT_CHAR('J')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_LEFT) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT))
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(UTF8_RIGHT) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT))
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Lock") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('8')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('k') PORT_CHAR('K')
+
+ PORT_START("ROW6")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') PORT_CHAR('|')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('z') PORT_CHAR('Z')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Fn") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('x') PORT_CHAR('X')
+
+ PORT_START("ROW7")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('c') PORT_CHAR('C')
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('v') PORT_CHAR('V')
+ PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('b') PORT_CHAR('B')
+ PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('n') PORT_CHAR('N')
+ PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('m') PORT_CHAR('M')
+ PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
+ PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('a') PORT_CHAR('A')
+ PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Esc") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC))
+
+ PORT_START("PPI-PB")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_WRITE_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, strobe_w)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_WRITE_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, autofeed_w)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_WRITE_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, init_prime_w)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_SPECIAL) // PORT_WRITE_LINE_DEVICE(CENTRONICS_TAG, centronics_select_in_w)
+ PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED)
+
+ PORT_START("PPI-PC")
+ PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_READ_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, pe_r)
+ PORT_BIT(0x02, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_READ_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, vcc_r)
+ PORT_BIT(0x04, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x08, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_READ_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, fault_r)
+ PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_READ_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, busy_r)
+ PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_SPECIAL) PORT_READ_LINE_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, ack_r)
+ PORT_BIT(0x40, IP_ACTIVE_HIGH, IPT_UNUSED)
+ PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_UNUSED)
+
+ PORT_START("BATTERY")
+ PORT_CONFNAME( 0x01, 0x01, "Battery Status" )
+ PORT_CONFSETTING( 0x01, DEF_STR( Normal ) )
+ PORT_CONFSETTING( 0x00, "Low Battery" )
+
+ PORT_START("PERIPHERAL")
+ PORT_CONFNAME( 0xff, PID_NONE, "Peripheral" )
+ PORT_CONFSETTING( PID_NONE, DEF_STR( None ) )
+ PORT_CONFSETTING( PID_PARALLEL, "Intelligent Parallel Interface (HPC-101)" )
+ PORT_CONFSETTING( PID_SERIAL, "Serial Interface (HPC-102)" )
+INPUT_PORTS_END
+
+//**************************************************************************
+// VIDEO
+//**************************************************************************
+
+//-------------------------------------------------
+// PALETTE_INIT( portfolio )
+//-------------------------------------------------
+
+static PALETTE_INIT( portfolio )
+{
+ palette_set_color(machine, 0, MAKE_RGB(138, 146, 148));
+ palette_set_color(machine, 1, MAKE_RGB(92, 83, 88));
+}
+
+//-------------------------------------------------
+// HD61830_INTERFACE( lcdc_intf )
+//-------------------------------------------------
+
+static READ8_DEVICE_HANDLER( hd61830_rd_r )
+{
+ UINT16 address = ((offset & 0xff) << 3) | ((offset >> 12) & 0x07);
+ UINT8 data = device->machine().root_device().memregion(HD61830_TAG)->base()[address];
+
+ return data;
+}
+
+static HD61830_INTERFACE( lcdc_intf )
+{
+ SCREEN_TAG,
+ DEVCB_HANDLER(hd61830_rd_r)
+};
+
+//-------------------------------------------------
+// gfx_layout charlayout
+//-------------------------------------------------
+
+static const gfx_layout charlayout =
+{
+ 6, 8,
+ 256,
+ 1,
+ { 0 },
+ { 7, 6, 5, 4, 3, 2 },
+ { STEP8(0,8) },
+ 8*8
+};
+
+//-------------------------------------------------
+// GFXDECODE( portfolio )
+//-------------------------------------------------
+
+static GFXDECODE_START( portfolio )
+ GFXDECODE_ENTRY( HD61830_TAG, 0, charlayout, 0, 2 )
+GFXDECODE_END
+
+//**************************************************************************
+// DEVICE CONFIGURATION
+//**************************************************************************
+
+//-------------------------------------------------
+// I8255_INTERFACE( ppi_intf )
+//-------------------------------------------------
+
+static I8255_INTERFACE( ppi_intf )
+{
+ DEVCB_NULL, // Port A read
+ DEVCB_DEVICE_MEMBER(CENTRONICS_TAG, centronics_device, write), // Port A write
+ DEVCB_NULL, // Port B read
+ DEVCB_INPUT_PORT("PPI-PB"), // Port B write
+ DEVCB_INPUT_PORT("PPI-PC"), // Port C read
+ DEVCB_NULL // Port C write
+};
+
+//-------------------------------------------------
+// ins8250_interface i8250_intf
+//-------------------------------------------------
+
+WRITE_LINE_MEMBER( portfolio_state::i8250_intrpt_w )
+{
+ trigger_interrupt(INT_EXTERNAL);
+}
+
+static const ins8250_interface i8250_intf =
+{
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_DRIVER_LINE_MEMBER(portfolio_state, i8250_intrpt_w),
+ DEVCB_NULL,
+ DEVCB_NULL
+};
+
+//-------------------------------------------------
+// centronics_interface centronics_intf
+//-------------------------------------------------
+
+static const centronics_interface centronics_intf =
+{
+ DEVCB_NULL,
+ DEVCB_NULL,
+ DEVCB_NULL,
+};
+
+//**************************************************************************
+// IMAGE LOADING
+//**************************************************************************
+
+//-------------------------------------------------
+// DEVICE_IMAGE_LOAD( portfolio_cart )
+//-------------------------------------------------
+
+static DEVICE_IMAGE_LOAD( portfolio_cart )
+{
+ return IMAGE_INIT_FAIL;
+}
+
+//**************************************************************************
+// MACHINE INITIALIZATION
+//**************************************************************************
+
+//-------------------------------------------------
+// machine_start
+//-------------------------------------------------
+
+void portfolio_state::machine_start()
+{
+ address_space *program = m_maincpu->memory().space(AS_PROGRAM);
+
+ /* set CPU interrupt vector callback */
+ device_set_irq_callback(m_maincpu, portfolio_int_ack);
+
+ /* memory expansions */
+ switch (machine().device<ram_device>(RAM_TAG)->size())
+ {
+ case 128 * 1024:
+ program->unmap_readwrite(0x1f000, 0x9efff);
+ break;
+
+ case 384 * 1024:
+ program->unmap_readwrite(0x5f000, 0x9efff);
+ break;
+ }
+
+ /* set initial values */
+ m_keylatch = 0xff;
+ m_sivr = 0x2a;
+ m_pid = 0xff;
+
+ /* register for state saving */
+ save_item(NAME(m_ip));
+ save_item(NAME(m_ie));
+ save_item(NAME(m_sivr));
+ save_item(NAME(m_counter));
+ save_item(NAME(m_keylatch));
+ save_pointer(NAME(m_contrast.target()), m_contrast.bytes());
+ save_item(NAME(m_pid));
+}
+
+//-------------------------------------------------
+// machine_reset
+//-------------------------------------------------
+
+void portfolio_state::machine_reset()
+{
+ address_space *io = m_maincpu->memory().space(AS_IO);
+
+ // peripherals
+ m_pid = ioport("PERIPHERAL")->read();
+
+ io->unmap_readwrite(0x8070, 0x807b);
+ io->unmap_readwrite(0x807d, 0x807e);
+
+ switch (m_pid)
+ {
+ case PID_SERIAL:
+ io->install_readwrite_handler(0x8070, 0x8077, read8_delegate(FUNC(ins8250_device::ins8250_r), (ins8250_device*)m_uart), write8_delegate(FUNC(ins8250_device::ins8250_w), (ins8250_device*)m_uart));
+ break;
+
+ case PID_PARALLEL:
+ io->install_readwrite_handler(0x8078, 0x807b, read8_delegate(FUNC(i8255_device::read), (i8255_device*)m_ppi), write8_delegate(FUNC(i8255_device::write), (i8255_device*)m_ppi));
+ break;
+ }
+}
+
+//**************************************************************************
+// MACHINE CONFIGURATION
+//**************************************************************************
+
+//-------------------------------------------------
+// MACHINE_CONFIG( portfolio )
+//-------------------------------------------------
+
+static MACHINE_CONFIG_START( portfolio, portfolio_state )
+ /* basic machine hardware */
+ MCFG_CPU_ADD(M80C88A_TAG, I8088, XTAL_4_9152MHz)
+ MCFG_CPU_PROGRAM_MAP(portfolio_mem)
+ MCFG_CPU_IO_MAP(portfolio_io)
+
+ /* video hardware */
+ MCFG_SCREEN_ADD(SCREEN_TAG, LCD)
+ MCFG_SCREEN_REFRESH_RATE(72)
+ MCFG_SCREEN_UPDATE_DEVICE(HD61830_TAG, hd61830_device, screen_update)
+ MCFG_SCREEN_SIZE(240, 64)
+ MCFG_SCREEN_VISIBLE_AREA(0, 240-1, 0, 64-1)
+
+ MCFG_DEFAULT_LAYOUT(layout_lcd)
+
+ MCFG_PALETTE_LENGTH(2)
+ MCFG_PALETTE_INIT(portfolio)
+
+ MCFG_GFXDECODE(portfolio)
+
+ MCFG_HD61830_ADD(HD61830_TAG, XTAL_4_9152MHz/2/2, lcdc_intf)
+
+ /* sound hardware */
+ MCFG_SPEAKER_STANDARD_MONO("mono")
+ MCFG_SOUND_ADD(SPEAKER_TAG, SPEAKER_SOUND, 0)
+ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
+
+ /* devices */
+ MCFG_I8255A_ADD(M82C55A_TAG, ppi_intf)
+ MCFG_CENTRONICS_PRINTER_ADD(CENTRONICS_TAG, centronics_intf)
+ MCFG_INS8250_ADD(M82C50A_TAG, i8250_intf, XTAL_1_8432MHz) // should be MCFG_INS8250A_ADD
+ MCFG_TIMER_ADD_PERIODIC("counter", counter_tick, attotime::from_hz(XTAL_32_768kHz/16384))
+ MCFG_TIMER_ADD_PERIODIC(TIMER_TICK_TAG, system_tick, attotime::from_hz(XTAL_32_768kHz/32768))
+
+ /* fake keyboard */
+ MCFG_TIMER_ADD_PERIODIC("keyboard", keyboard_tick, attotime::from_usec(2500))
+
+ /* cartridge */
+ MCFG_CARTSLOT_ADD("cart")
+ MCFG_CARTSLOT_EXTENSION_LIST("bin")
+ MCFG_CARTSLOT_INTERFACE("portfolio_cart")
+ MCFG_CARTSLOT_LOAD(portfolio_cart)
+
+ /* memory card */
+/* MCFG_MEMCARD_ADD("memcard_a")
+ MCFG_MEMCARD_EXTENSION_LIST("bin")
+ MCFG_MEMCARD_LOAD(portfolio_memcard)
+ MCFG_MEMCARD_SIZE_OPTIONS("32K,64K,128K")
+
+ MCFG_MEMCARD_ADD("memcard_b")
+ MCFG_MEMCARD_EXTENSION_LIST("bin")
+ MCFG_MEMCARD_LOAD(portfolio_memcard)
+ MCFG_MEMCARD_SIZE_OPTIONS("32K,64K,128K")*/
+
+ /* software lists */
+// MCFG_SOFTWARE_LIST_ADD("cart_list", "pofo")
+
+ /* internal ram */
+ MCFG_RAM_ADD(RAM_TAG)
+ MCFG_RAM_DEFAULT_SIZE("128K")
+ MCFG_RAM_EXTRA_OPTIONS("384K,640K")
+
+ MCFG_NVRAM_ADD_RANDOM_FILL("nvram1")
+ MCFG_NVRAM_ADD_RANDOM_FILL("nvram2")
+MACHINE_CONFIG_END
+
+//**************************************************************************
+// ROMS
+//**************************************************************************
+
+//-------------------------------------------------
+// ROM( pofo )
+//-------------------------------------------------
+
+ROM_START( pofo )
+ ROM_REGION( 0x40000, M80C88A_TAG, 0 )
+ ROM_SYSTEM_BIOS( 0, "dip1072", "DIP DOS 1.072" )
+ ROMX_LOAD( "rom b.u4", 0x00000, 0x20000, BAD_DUMP CRC(c9852766) SHA1(c74430281bc717bd36fd9b5baec1cc0f4489fe82), ROM_BIOS(1) ) // dumped with debug.com
+ ROMX_LOAD( "rom a.u3", 0x20000, 0x20000, BAD_DUMP CRC(b8fb730d) SHA1(1b9d82b824cab830256d34912a643a7d048cd401), ROM_BIOS(1) ) // dumped with debug.com
+
+ ROM_REGION( 0x800, HD61830_TAG, 0 )
+ ROM_LOAD( "hd61830 external character generator", 0x000, 0x800, BAD_DUMP CRC(747a1db3) SHA1(a4b29678fdb43791a8ce4c1ec778f3231bb422c5) ) // typed in from manual
+ROM_END
+
+//**************************************************************************
+// SYSTEM DRIVERS
+//**************************************************************************
+
+/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
+COMP( 1989, pofo, 0, 0, portfolio, portfolio, driver_device, 0, "Atari", "Portfolio", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND | GAME_SUPPORTS_SAVE )