diff options
Diffstat (limited to 'src/mess/drivers/portfoli.c')
-rw-r--r-- | src/mess/drivers/portfoli.c | 921 |
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 ) |