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-// license:BSD-3-Clause
-// copyright-holders:F. Ulivi
-//
-// *******************************
-// Driver for HP series 80 systems
-// *******************************
-//
-// This driver currently emulates the HP85A & HP86B machines.
-//
-// What's in HP85A emulation:
-// - Capricorn CPU @613 kHz
-// - 32K of system ROMs
-// - Optional ROMs
-// - 16K of RAM
-// - Alpha/graphic video
-// - Internal timers
-// - DC100 tape drive
-// - Integrated thermal printer
-// - Beeper & 1-bit bitbanged sound
-// - I/O slots
-//
-// What's in HP86B emulation:
-// - Capricorn CPU @613 kHz
-// - 56K of system ROMs
-// - Optional ROMs
-// - 128K of RAM (through Extended Memory Controller)
-// - Alpha/graphic video (with correct aspect ratio for 82913A 12" monitor)
-// - Run light
-// - Internal timers
-// - Integrated HPIB interface (which is basically a built-in 82937 module)
-// - Beeper & 1-bit bitbanged sound
-// - I/O slots
-//
-// The HP86B was also produced with support for various non-English European languages.
-// There were 3 major differences between standard (i.e. English only) and international models:
-// - The keyboard controller IC translated from the matrix position to key code in the
-// standard model whereas it only reported the row/column position in the international models.
-// In the latter case the decoding was done in software.
-// - The international models had an extra built-in ROM (the "Language" ROM) that handled the
-// decoding of various keyboard layouts and also provided some extra BASIC instructions to
-// deal with non-English text.
-// - There were 3 video controllers that displayed different character shapes in the 00..1b range.
-//
-// This table summarizes the differences between hp86b models.
-//
-// | Model | Kb layout | Kb controller | Has | Video controller | Emulator |
-// | | | decodes key? | Language ROM? | version | |
-// |---------+------------------+---------------+---------------+------------------+-----------|
-// | Std | English | Yes | No | 1st | hp86b |
-// | Opt 001 | Swedish/Finnish | No | Yes | 2nd | hp86b_001 |
-// | Opt 002 | Danish/Norwegian | No | Yes | 2nd | hp86b_001 |
-// | Opt 004 | German | No | Yes | 3rd | hp86b_004 |
-// | Opt 006 | Spanish | No | Yes | 2nd | hp86b_001 |
-// | Opt 008 | French | No | Yes | 3rd | hp86b_004 |
-// | Opt 009 | Italian | No | Yes | 3rd | hp86b_004 |
-// | Opt 010 | Dutch | No | Yes | 3rd | hp86b_004 |
-// | Opt 020 | Swiss German | No | Yes | 3rd | hp86b_004 |
-// | Opt 021 | Swiss French | No | Yes | 3rd | hp86b_004 |
-//
-// Special thanks to Everett Kaser for his excellent reverse engineering of Language ROM and for
-// all his support.
-//
-// Thanks to all the people who made docs available & dumped the various ROMs.
-//
-// References for these systems:
-// https://groups.io/g/hpseries80 - Site with tons of info on HP80 systems
-// http://www.kaser.com/hp85.html - A Windows-based emulator of HP80 systems
-// https://sites.google.com/site/olivier2smet2/hpseries80 - Another Windows-based emulator
-// http://www.series80.org/ - *The* reference site for these machines
-// http://www.akso.de/index.php?id=hp_series_80&L=-1%27 - Another interesting site
-// http://www.hpmuseum.net/exhibit.php?class=1&cat=9 - Last but not least: HP museum pages for HP80
-
-#include "emu.h"
-#include "emupal.h"
-#include "screen.h"
-#include "cpu/capricorn/capricorn.h"
-#include "speaker.h"
-#include "machine/timer.h"
-#include "sound/beep.h"
-#include "sound/dac.h"
-#include "machine/1ma6.h"
-#include "machine/hp80_optrom.h"
-#include "machine/ram.h"
-#include "softlist.h"
-#include "machine/bankdev.h"
-#include "bus/hp80_io/hp80_io.h"
-#include "bus/hp80_io/82937.h"
-#include "imagedev/bitbngr.h"
-#include "hp86b.lh"
-
-// Debugging
-#include "logmacro.h"
-#define LOG_EMC_MASK (LOG_GENERAL << 1)
-#define LOG_EMC(...) LOGMASKED(LOG_EMC_MASK, __VA_ARGS__)
-#define LOG_IRQ_MASK (LOG_EMC_MASK << 1)
-#define LOG_IRQ(...) LOGMASKED(LOG_IRQ_MASK, __VA_ARGS__)
-#undef VERBOSE
-//#define VERBOSE (LOG_GENERAL|LOG_EMC_MASK|LOG_IRQ_MASK)
-#define VERBOSE LOG_GENERAL
-
-// Bit manipulation
-namespace {
- template<typename T> constexpr T BIT_MASK(unsigned n)
- {
- return (T)1U << n;
- }
-
- template<typename T> void BIT_CLR(T& w , unsigned n)
- {
- w &= ~BIT_MASK<T>(n);
- }
-
- template<typename T> void BIT_SET(T& w , unsigned n)
- {
- w |= BIT_MASK<T>(n);
- }
-
- template<typename T> void COPY_BIT(bool bit , T& w , unsigned n)
- {
- if (bit) {
- BIT_SET(w , n);
- } else {
- BIT_CLR(w , n);
- }
- }
-}
-
-// **** Constants ****
-static constexpr unsigned CPU_CLOCK = 613000;
-// Time taken by hw timer updating (semi-made up) (in µsec)
-static constexpr unsigned TIMER_BUSY_USEC = 128;
-static constexpr unsigned IRQ_KEYBOARD_BIT = 0;
-static constexpr unsigned IRQ_INTKEYB_BIT = 1;
-static constexpr unsigned IRQ_TIMER0_BIT = 2;
-static constexpr unsigned TIMER_COUNT = 4;
-static constexpr unsigned IRQ_IOP0_BIT = IRQ_TIMER0_BIT + TIMER_COUNT;
-// Maximum count of I/O processors (the same thing as count of I/O slots)
-static constexpr unsigned IOP_COUNT = 4;
-static constexpr unsigned IRQ_BIT_COUNT = IRQ_IOP0_BIT + IOP_COUNT;
-static constexpr unsigned NO_IRQ = IRQ_BIT_COUNT;
-
-// *****************
-// hp80_base_state
-// *****************
-class hp80_base_state : public driver_device
-{
-public:
- hp80_base_state(const machine_config &mconfig, device_type type, const char *tag, bool has_int_keyb = false);
-
-protected:
- void hp80_base(machine_config &config);
-
- virtual void cpu_mem_map(address_map &map);
- virtual void rombank_mem_map(address_map &map);
- virtual void unmap_optroms(address_space &space);
-
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
- uint8_t intack_r();
-
- void ginten_w(uint8_t data);
- void gintdis_w(uint8_t data);
- uint8_t keysts_r();
- void keysts_w(uint8_t data);
- uint8_t keycod_r();
- void keycod_w(uint8_t data);
- uint8_t clksts_r();
- void clksts_w(uint8_t data);
- uint8_t clkdat_r();
- void clkdat_w(uint8_t data);
- void rselec_w(uint8_t data);
- uint8_t intrsc_r();
- void intrsc_w(uint8_t data);
-
- TIMER_DEVICE_CALLBACK_MEMBER(kb_scan);
- TIMER_DEVICE_CALLBACK_MEMBER(timer_update);
- TIMER_DEVICE_CALLBACK_MEMBER(clk_busy_timer);
-
- void irl_w(offs_t offset, uint8_t data);
- void halt_w(offs_t offset, uint8_t data);
-
- required_device<capricorn_cpu_device> m_cpu;
- required_device<timer_device> m_clk_busy_timer;
- required_device<beep_device> m_beep;
- required_device<dac_1bit_device> m_dac;
- required_ioport m_io_key0;
- required_ioport m_io_key1;
- required_ioport m_io_key2;
- required_ioport m_io_modkeys;
- optional_ioport m_io_language;
- required_device_array<hp80_optrom_device , 6> m_rom_drawers;
- required_device<address_map_bank_device> m_rombank;
- required_device_array<hp80_io_slot_device , IOP_COUNT> m_io_slots;
-
- bool m_global_int_en;
- uint16_t m_int_serv;
- uint16_t m_int_acked;
- unsigned m_top_acked;
- unsigned m_top_pending;
- uint16_t m_int_en;
- uint8_t m_halt_lines;
-
- // State of keyboard
- ioport_value m_kb_state[ 3 ];
- bool m_kb_enable;
- bool m_kb_pressed;
- bool m_kb_flipped;
- bool m_kb_lang_readout;
- bool m_kb_raw_readout;
- uint8_t m_kb_keycode;
- uint8_t m_raw_keycode;
- const bool m_has_int_keyb;
-
- // Timers
- typedef struct {
- uint8_t m_timer_cnt[ 4 ];
- uint8_t m_timer_reg[ 4 ];
- bool m_timer_en;
- bool m_timer_clr;
- uint8_t m_digit_to_match;
- } hw_timer_t;
- hw_timer_t m_hw_timer[ TIMER_COUNT ];
- uint8_t m_timer_idx;
- bool m_clk_busy;
-
- bool kb_scan_ioport(ioport_value pressed , unsigned idx_base , uint8_t& row , uint8_t& col);
- unsigned get_kb_irq() const;
-
- void irq_w(unsigned n_irq , bool state);
- void irq_en_w(unsigned n_irq , bool state);
- void release_irq(unsigned n_irq);
- static unsigned get_top_irq(uint16_t irqs);
- void update_int_bits();
- void update_irl();
-};
-
-hp80_base_state::hp80_base_state(const machine_config &mconfig, device_type type, const char *tag, bool has_int_keyb)
- : driver_device(mconfig , type , tag)
- , m_cpu(*this , "cpu")
- , m_clk_busy_timer(*this , "clk_busy_timer")
- , m_beep(*this , "beeper")
- , m_dac(*this , "dac")
- , m_io_key0(*this , "KEY0")
- , m_io_key1(*this , "KEY1")
- , m_io_key2(*this , "KEY2")
- , m_io_modkeys(*this, "MODKEYS")
- , m_io_language(*this , "LANGUAGE")
- , m_rom_drawers(*this , "drawer%u" , 1)
- , m_rombank(*this , "rombank")
- , m_io_slots(*this , "slot%u" , 1)
- , m_has_int_keyb(has_int_keyb)
-{
-}
-
-void hp80_base_state::hp80_base(machine_config &config)
-{
- HP_CAPRICORN(config, m_cpu, CPU_CLOCK);
- m_cpu->set_addrmap(AS_PROGRAM, &hp80_base_state::cpu_mem_map);
- m_cpu->intack_cb().set(FUNC(hp80_base_state::intack_r));
- config.set_perfect_quantum(m_cpu);
-
- ADDRESS_MAP_BANK(config, "rombank").set_map(&hp80_base_state::rombank_mem_map).set_options(ENDIANNESS_LITTLE, 8, 21, HP80_OPTROM_SIZE);
-
- // No idea at all about the actual keyboard scan frequency
- TIMER(config, "kb_timer").configure_periodic(FUNC(hp80_base_state::kb_scan), attotime::from_hz(100));
-
- // Hw timers are updated at 1 kHz rate
- TIMER(config, "hw_timer").configure_periodic(FUNC(hp80_base_state::timer_update), attotime::from_hz(1000));
- TIMER(config, m_clk_busy_timer).configure_generic(FUNC(hp80_base_state::clk_busy_timer));
-
- // Beeper
- SPEAKER(config, "mono").front_center();
- DAC_1BIT(config, m_dac , 0).add_route(ALL_OUTPUTS, "mono", 0.5, AUTO_ALLOC_INPUT, 0);
- BEEP(config, m_beep, CPU_CLOCK / 512).add_route(ALL_OUTPUTS, "mono", 0.5, AUTO_ALLOC_INPUT, 0);
-
- // Optional ROMs
- for (auto& finder : m_rom_drawers) {
- HP80_OPTROM(config, finder);
- }
-
- // I/O slots
- for (unsigned slot = 0; slot < 4; slot++) {
- auto& finder = m_io_slots[ slot ];
- HP80_IO_SLOT(config, finder).set_slot_no(slot);
- finder->irl_cb().set(FUNC(hp80_base_state::irl_w));
- finder->halt_cb().set(FUNC(hp80_base_state::halt_w));
- }
-}
-
-void hp80_base_state::cpu_mem_map(address_map &map)
-{
- map.unmap_value_high();
- map(0x0000, 0x5fff).rom();
- map(0x6000, 0x7fff).m(m_rombank, FUNC(address_map_bank_device::amap8));
- map(0xff00, 0xff00).w(FUNC(hp80_base_state::ginten_w));
- map(0xff01, 0xff01).w(FUNC(hp80_base_state::gintdis_w));
- map(0xff02, 0xff02).rw(FUNC(hp80_base_state::keysts_r), FUNC(hp80_base_state::keysts_w));
- map(0xff03, 0xff03).rw(FUNC(hp80_base_state::keycod_r), FUNC(hp80_base_state::keycod_w));
- map(0xff0a, 0xff0a).rw(FUNC(hp80_base_state::clksts_r), FUNC(hp80_base_state::clksts_w));
- map(0xff0b, 0xff0b).rw(FUNC(hp80_base_state::clkdat_r), FUNC(hp80_base_state::clkdat_w));
- map(0xff18, 0xff18).w(FUNC(hp80_base_state::rselec_w));
- map(0xff40, 0xff40).rw(FUNC(hp80_base_state::intrsc_r), FUNC(hp80_base_state::intrsc_w));
-}
-
-void hp80_base_state::rombank_mem_map(address_map &map)
-{
- map.unmap_value_high();
- // ROM in bank 0 is always present (it's part of system ROMs)
- map(0x0000, 0x1fff).rom();
-}
-
-void hp80_base_state::unmap_optroms(address_space &space)
-{
-}
-
-void hp80_base_state::machine_start()
-{
- save_item(NAME(m_global_int_en));
- save_item(NAME(m_int_serv));
- save_item(NAME(m_int_acked));
- save_item(NAME(m_top_acked));
- save_item(NAME(m_top_pending));
- save_item(NAME(m_int_en));
- save_item(NAME(m_halt_lines));
- save_pointer(NAME(m_kb_state) , 3);
- save_item(NAME(m_kb_enable));
- save_item(NAME(m_kb_pressed));
- save_item(NAME(m_kb_flipped));
- save_item(NAME(m_kb_lang_readout));
- save_item(NAME(m_kb_raw_readout));
- save_item(NAME(m_kb_keycode));
- save_item(NAME(m_raw_keycode));
-}
-
-void hp80_base_state::machine_reset()
-{
- m_int_serv = 0;
- m_int_acked = 0;
- m_top_acked = NO_IRQ;
- m_top_pending = NO_IRQ;
- m_int_en = 0;
- m_global_int_en = false;
- m_kb_state[ 0 ] = 0;
- m_kb_state[ 1 ] = 0;
- m_kb_state[ 2 ] = 0;
- m_kb_keycode = 0xff;
- m_kb_enable = true;
- m_kb_pressed = false;
- m_kb_flipped = false;
- m_kb_lang_readout = false;
- m_kb_raw_readout = false;
- for (auto& timer : m_hw_timer) {
- for (unsigned i = 0; i < 4; i++) {
- timer.m_timer_cnt[ i ] = 0;
- timer.m_timer_reg[ i ] = 0;
- }
- timer.m_timer_en = false;
- timer.m_timer_clr = false;
- timer.m_digit_to_match = 0;
- }
- m_timer_idx = 0;
- m_clk_busy = false;
- update_irl();
- m_halt_lines = 0;
- m_cpu->set_input_line(INPUT_LINE_HALT , CLEAR_LINE);
-
- // Load optional ROMs (if any)
- unmap_optroms(m_rombank->space(AS_PROGRAM));
- for (auto& draw : m_rom_drawers) {
- LOG("Loading opt ROM in drawer %s\n" , draw->tag());
- draw->install_read_handler(m_rombank->space(AS_PROGRAM));
- }
-
- // Clear RSELEC
- m_rombank->set_bank(0xff);
-
- // Mount I/O slots in address space
- m_cpu->space(AS_PROGRAM).unmap_readwrite(0xff50 , 0xff5f);
- for (auto& io : m_io_slots) {
- io->install_read_write_handlers(m_cpu->space(AS_PROGRAM));
- }
-}
-
-// Vector table (indexed by bit no. in m_int_serv)
-static const uint8_t vector_table[] = {
- 0x04, // Keyboard
- 0x12, // International keyboard (or is it 0x14?)
- 0x08, // Timer 0
- 0x0a, // Timer 1
- 0x0c, // Timer 2
- 0x0e, // Timer 3
- 0x10, // Slot 1
- 0x10, // Slot 2
- 0x10, // Slot 3
- 0x10, // Slot 4
- 0x00 // No IRQ
-};
-
-uint8_t hp80_base_state::intack_r()
-{
- LOG_IRQ("INTACK %u %u\n" , m_top_pending , m_top_acked);
- BIT_SET(m_int_acked , m_top_pending);
- m_top_acked = m_top_pending;
- if (m_top_pending > IRQ_IOP0_BIT && m_top_pending < IRQ_BIT_COUNT) {
- // Interrupts are disabled in all I/O translators of higher priority than
- // the one being serviced
- for (unsigned i = m_top_pending - 1; i >= IRQ_IOP0_BIT; i--) {
- irq_en_w(i , false);
- }
- }
- update_irl();
- return vector_table[ m_top_pending ];
-}
-
-void hp80_base_state::ginten_w(uint8_t data)
-{
- LOG_IRQ("GINTEN\n");
- m_global_int_en = true;
- update_irl();
-}
-
-void hp80_base_state::gintdis_w(uint8_t data)
-{
- LOG_IRQ("GINTDIS\n");
- m_global_int_en = false;
- update_irl();
-}
-
-uint8_t hp80_base_state::keysts_r()
-{
- uint8_t res = 0;
- if (BIT(m_int_en , get_kb_irq())) {
- BIT_SET(res , 0);
- }
- if (m_kb_pressed) {
- BIT_SET(res , 1);
- }
- if (m_has_int_keyb) {
- if (m_kb_flipped) {
- BIT_SET(res , 2);
- }
- if (BIT(m_io_modkeys->read() , 2)) {
- BIT_SET(res , 6);
- }
- }
- if (BIT(m_io_modkeys->read() , 0)) {
- BIT_SET(res , 3);
- }
- if (m_global_int_en) {
- BIT_SET(res , 7);
- }
- return res;
-}
-
-void hp80_base_state::keysts_w(uint8_t data)
-{
- if (BIT(data , 0)) {
- irq_en_w(get_kb_irq() , true);
- } else if (BIT(data , 1)) {
- irq_en_w(get_kb_irq() , false);
- }
- if (m_has_int_keyb) {
- m_kb_lang_readout = BIT(data , 2);
- m_kb_raw_readout = BIT(data , 3);
- }
- m_dac->write(BIT(data , 5));
- m_beep->set_state(BIT(data , 6));
- if (BIT(data , 7)) {
- m_kb_flipped = !m_kb_flipped;
- }
-}
-
-uint8_t hp80_base_state::keycod_r()
-{
- if (m_kb_lang_readout && m_io_language) {
- return m_io_language->read();
- } else if (m_kb_raw_readout) {
- return m_raw_keycode;
- } else {
- return m_kb_keycode;
- }
-}
-
-void hp80_base_state::keycod_w(uint8_t data)
-{
- if (m_kb_raw_readout) {
- m_kb_keycode = data;
- } else if (data == 1) {
- unsigned irq = get_kb_irq();
- irq_w(irq , false);
- m_kb_enable = true;
- release_irq(irq);
- }
-}
-
-uint8_t hp80_base_state::clksts_r()
-{
- uint8_t res = 0;
- for (unsigned i = 0; i < TIMER_COUNT; i++) {
- if (BIT(m_int_en , IRQ_TIMER0_BIT + i)) {
- BIT_SET(res , i);
- }
- }
- if (!m_clk_busy) {
- BIT_SET(res , 7);
- }
- return res;
-}
-
-void hp80_base_state::clksts_w(uint8_t data)
-{
- if (data == 0x0c) {
- // Set test mode (see timer_update)
- auto& timer = m_hw_timer[ m_timer_idx ];
- timer.m_digit_to_match = 1;
- timer.m_timer_cnt[ 0 ] = timer.m_timer_reg[ 0 ];
- timer.m_timer_cnt[ 1 ] = timer.m_timer_reg[ 1 ];
- timer.m_timer_cnt[ 2 ] = timer.m_timer_reg[ 2 ];
- timer.m_timer_cnt[ 3 ] = timer.m_timer_reg[ 3 ];
- LOG("Test mode enabled for timer %u\n" , m_timer_idx);
- } else {
- m_timer_idx = (data >> 6) & 3;
- auto& timer = m_hw_timer[ m_timer_idx ];
- if (BIT(data , 0)) {
- // Disable timer irq
- irq_en_w(IRQ_TIMER0_BIT + m_timer_idx , false);
- } else if (BIT(data , 1)) {
- // Enable timer irq
- irq_en_w(IRQ_TIMER0_BIT + m_timer_idx , true);
- }
- if (BIT(data , 2)) {
- // Stop timer
- timer.m_timer_en = false;
- } else if (BIT(data , 3)) {
- // Start timer
- timer.m_timer_en = true;
- }
- if (BIT(data , 4) || (BIT(data , 3) && timer.m_digit_to_match)) {
- // Clear timer
- timer.m_timer_clr = true;
- // Disable test mode
- timer.m_digit_to_match = 0;
- }
- if (BIT(data , 5)) {
- // Clear timer irq
- unsigned irq_n = IRQ_TIMER0_BIT + m_timer_idx;
- irq_w(irq_n , false);
- release_irq(irq_n);
- }
- }
-}
-
-uint8_t hp80_base_state::clkdat_r()
-{
- uint8_t res;
- unsigned burst_idx = m_cpu->flatten_burst();
- if (burst_idx < 4) {
- res = m_hw_timer[ m_timer_idx ].m_timer_cnt[ burst_idx ];
- } else {
- // What happens when loading more than 4 bytes from timers?
- LOG("Reading more than 4 bytes from timer %u\n" , m_timer_idx);
- res = 0;
- }
- return res;
-}
-
-void hp80_base_state::clkdat_w(uint8_t data)
-{
- unsigned burst_idx = m_cpu->flatten_burst();
- if (burst_idx < 4) {
- m_hw_timer[ m_timer_idx ].m_timer_reg[ burst_idx ] = data;
- } else {
- // What happens when storing more than 4 bytes into timers?
- LOG("Writing more than 4 bytes into timer %u\n" , m_timer_idx);
- }
-}
-
-void hp80_base_state::rselec_w(uint8_t data)
-{
- m_rombank->set_bank(data);
-}
-
-uint8_t hp80_base_state::intrsc_r()
-{
- if (m_top_acked >= IRQ_IOP0_BIT && m_top_acked < IRQ_BIT_COUNT) {
- LOG_IRQ("INTRSC %u\n" , m_top_acked);
- // Clear interrupt request in the slot being serviced
- m_io_slots[ m_top_acked - IRQ_IOP0_BIT ]->clear_service();
- return (uint8_t)m_io_slots[ m_top_acked - IRQ_IOP0_BIT ]->get_base_addr();
- } else {
- // Probably..
- return 0xff;
- }
-}
-
-void hp80_base_state::intrsc_w(uint8_t data)
-{
- LOG_IRQ("INTRSC W %u %03x %03x %03x\n" , m_top_acked , m_int_serv , m_int_en , m_int_acked);
- for (auto& iop: m_io_slots) {
- iop->inten();
- }
- for (unsigned i = IRQ_IOP0_BIT; i < (IRQ_IOP0_BIT + IOP_COUNT); i++) {
- irq_en_w(i , true);
- }
- m_int_acked &= ~(((1U << IOP_COUNT) - 1) << IRQ_IOP0_BIT);
- update_int_bits();
-}
-
-// Outer index: key position [0..79] = r * 8 + c
-// Inner index: SHIFT state (0 = no SHIFT, 1 = SHIFT)
-static const uint8_t keyboard_table[ 80 ][ 2 ] = {
- // -- SHIFT HP85 HP86
- { 0xa2 , 0xac }, // 0,0: Down / Auto k6 / k13
- { 0xa1 , 0xa5 }, // 0,1: Up / Home k5 / k12
- { 0x83 , 0x87 }, // 0,2: k4 / k8 k4 / k11
- { 0x82 , 0x86 }, // 0,3: k3 / k7 k3 / k10
- { 0x81 , 0x85 }, // 0,4: k2 / k6 k2 / k9
- { 0x80 , 0x84 }, // 0,5: k1 / k5 k1 / k8
- { 0x96 , 0x60 }, // 0,6: LABEL KEY
- { 0xff , 0xff }, // 0,7: N/U
- { 0x38 , 0x2a }, // 1,0: 8
- { 0x37 , 0x26 }, // 1,1: 7
- { 0x36 , 0x5e }, // 1,2: 6
- { 0x35 , 0x25 }, // 1,3: 5
- { 0x34 , 0x24 }, // 1,4: 4
- { 0x33 , 0x23 }, // 1,5: 3
- { 0x32 , 0x40 }, // 1,6: 2
- { 0x31 , 0x21 }, // 1,7: 1
- { 0x49 , 0x69 }, // 2,0: I
- { 0x55 , 0x75 }, // 2,1: U
- { 0x59 , 0x79 }, // 2,2: Y
- { 0x54 , 0x74 }, // 2,3: T
- { 0x52 , 0x72 }, // 2,4: R
- { 0x45 , 0x65 }, // 2,5: E
- { 0x57 , 0x77 }, // 2,6: W
- { 0x51 , 0x71 }, // 2,7: Q
- { 0x4b , 0x6b }, // 3,0: K
- { 0x4a , 0x6a }, // 3,1: J
- { 0x48 , 0x68 }, // 3,2: H
- { 0x47 , 0x67 }, // 3,3: G
- { 0x46 , 0x66 }, // 3,4: F
- { 0x44 , 0x64 }, // 3,5: D
- { 0x53 , 0x73 }, // 3,6: S
- { 0x41 , 0x61 }, // 3,7: A
- { 0x4d , 0x6d }, // 4,0: M
- { 0x4e , 0x6e }, // 4,1: N
- { 0x42 , 0x62 }, // 4,2: B
- { 0x56 , 0x76 }, // 4,3: V
- { 0x43 , 0x63 }, // 4,4: C
- { 0x58 , 0x78 }, // 4,5: X
- { 0x5a , 0x7a }, // 4,6: Z
- { 0x20 , 0x20 }, // 4,7: Space
- { 0x2c , 0x3c }, // 5,0: , <
- { 0x2e , 0x3e }, // 5,1: . >
- { 0x2f , 0x3f }, // 5,2: / ?
- { 0x8e , 0x90 }, // 5,3: PAUSE / STEP
- { 0x8d , 0x8d }, // 5,4: RUN
- { 0x2b , 0x7f }, // 5,5: KP +
- { 0x2d , 0x7d }, // 5,6: KP -
- { 0x2a , 0x7e }, // 5,7: KP * N/U
- { 0x4c , 0x6c }, // 6,0: L
- { 0x3b , 0x3a }, // 6,1: ; :
- { 0x27 , 0x22 }, // 6,2: ' "
- { 0x9a , 0x9a }, // 6,3: END LINE
- { 0x94 , 0x95 }, // 6,4: LIST / P LST
- { 0xff , 0xff }, // 6,5: N/U
- { 0x2a , 0x7e }, // 6,6: N/U KP *
- { 0x2f , 0x7b }, // 6,7: KP /
- { 0x4f , 0x6f }, // 7,0: O
- { 0x50 , 0x70 }, // 7,1: P
- { 0x28 , 0x5b }, // 7,2: ( [
- { 0x29 , 0x5d }, // 7,3: ) ]
- { 0x8f , 0xad }, // 7,4: CONT / SCRATCH CONT / TR/NORM
- { 0xa0 , 0x92 }, // 7,5: -LINE / CLEAR E / TEST
- { 0x29 , 0x8c }, // 7,6: ) INIT
- { 0xff , 0xff }, // 7,7: N/U
- { 0x39 , 0x28 }, // 8,0: 9
- { 0x30 , 0x29 }, // 8,1: 0
- { 0x2d , 0x5f }, // 8,2: - _
- { 0x3d , 0x2b }, // 8,3: = +
- { 0x5c , 0x7c }, // 8,4: \ |
- { 0x99 , 0x9b }, // 8,5: BS
- { 0x28 , 0x8b }, // 8,6: ( RESET
- { 0x5e , 0xa6 }, // 8,7: ^ / RESLT
- { 0x9c , 0x93 }, // 9,0: LEFT / GRAPH k7 / k14
- { 0x9d , 0x89 }, // 9,1: RIGHT / COPY -LINE / CLEAR
- { 0xa3 , 0xa3 }, // 9,2: RPL / INS UP / HOME
- { 0xa4 , 0xa8 }, // 9,3: -CHAR / DEL DOWN / A/G
- { 0x9f , 0x9e }, // 9,4: ROLL LEFT / I/R
- { 0xaa , 0x88 }, // 9,5: LOAD / REW RIGHT / -CHAR
- { 0xa9 , 0x91 }, // 9,6: STORE / TEST ROLL
- { 0x8a , 0x8a } // 9,7: PAPER ADVANCE N/U
-};
-
-bool hp80_base_state::kb_scan_ioport(ioport_value pressed , unsigned idx_base , uint8_t& row , uint8_t& col)
-{
- if (pressed) {
- unsigned bit_no = 31 - count_leading_zeros_32(pressed);
- row = (idx_base + bit_no) / 8;
- col = (idx_base + bit_no) % 8;
- return true;
- } else {
- return false;
- }
-}
-
-unsigned hp80_base_state::get_kb_irq() const
-{
- return m_has_int_keyb ? IRQ_INTKEYB_BIT : IRQ_KEYBOARD_BIT;
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER(hp80_base_state::kb_scan)
-{
- ioport_value input[ 3 ];
- input[ 0 ] = m_io_key0->read();
- input[ 1 ] = m_io_key1->read();
- input[ 2 ] = m_io_key2->read();
-
- if (m_kb_enable) {
- uint8_t row;
- uint8_t col;
-
- bool got_key = kb_scan_ioport(input[ 0 ] & ~m_kb_state[ 0 ] , 0 , row , col) ||
- kb_scan_ioport(input[ 1 ] & ~m_kb_state[ 1 ] , 32 , row , col) ||
- kb_scan_ioport(input[ 2 ] & ~m_kb_state[ 2 ] , 64 , row , col);
-
- if (got_key) {
- if (m_has_int_keyb) {
- m_raw_keycode = (row << 4) + col;
- } else {
- uint8_t keycode = (row << 3) + col;
- uint8_t unshifted = keyboard_table[ keycode ][ 0 ];
- bool isalpha = unshifted >= 'A' && unshifted <= 'Z';
- ioport_value modifiers = m_io_modkeys->read();
- bool shift = BIT(modifiers , 0);
- bool caps_lock = BIT(modifiers , 1);
- bool control = BIT(modifiers , 2);
- if (isalpha) {
- shift = shift ^ caps_lock ^ m_kb_flipped;
- }
- keycode = keyboard_table[ keycode ][ shift ];
- uint8_t tmp = isalpha ? unshifted : keycode;
- if (control && (tmp & 0xe0) == 0x40) {
- keycode &= ~0xe0;
- }
- m_kb_keycode = keycode;
- }
- irq_w(get_kb_irq() , true);
- m_kb_enable = false;
- }
- }
- m_kb_pressed = input[ 0 ] != 0 ||
- input[ 1 ] != 0 ||
- input[ 2 ] != 0;
-
- m_kb_state[ 0 ] = input[ 0 ];
- m_kb_state[ 1 ] = input[ 1 ];
- m_kb_state[ 2 ] = input[ 2 ];
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER(hp80_base_state::timer_update)
-{
- for (unsigned i = 0; i < TIMER_COUNT; i++) {
- auto& timer = m_hw_timer[ i ];
- if (timer.m_timer_clr) {
- timer.m_timer_clr = false;
- timer.m_timer_cnt[ 0 ] = 0;
- timer.m_timer_cnt[ 1 ] = 0;
- timer.m_timer_cnt[ 2 ] = 0;
- timer.m_timer_cnt[ 3 ] = 0;
- } else if (timer.m_timer_en) {
- if (timer.m_digit_to_match) {
- // Timers have an undocumented mode (used by test "J" of service ROM)
- // where the counter has to match in sequence all digits of register
- // in order to raise an interrupt. In other words interrupt is generated
- // after a number of updates that's equal to the sum of all digits in
- // register + 1. My opinion is that people at HP designed this mode to
- // allow all digits in a timer to be tested quickly. Without this special
- // mode it takes more than 27 hours to check that all digits increment
- // correctly and that there are no stuck bits.
- // From an operative point of view, we copy register into counter when
- // this special mode is activated (see clksts_w). Then, at each update,
- // we decrement the digit of counter pointed to by m_digit_to_match (1 =
- // least significant digit). Each time a digit "borrows" (i.e. it decrements
- // from 0 to 9), we move on to digit at left. When m_digit_to_match reaches
- // 9, interrupt is raised and the timer stops.
- // At this point counter is always "99999999".
- if (timer.m_digit_to_match < 9) {
- while (true) {
- bool borrow = false;
- uint8_t b = timer.m_timer_cnt[ (timer.m_digit_to_match - 1) / 2 ];
- if (BIT(timer.m_digit_to_match , 0)) {
- // Least significant digit in b
- if (b & 0x0f) {
- b--;
- } else {
- b = (b & 0xf0) | 9;
- borrow = true;
- }
- } else {
- // Most significant digit in b
- if (b & 0xf0) {
- b -= 0x10;
- } else {
- b = 0x99;
- borrow = true;
- }
- }
- timer.m_timer_cnt[ (timer.m_digit_to_match - 1) / 2 ] = b;
- if (borrow) {
- timer.m_digit_to_match++;
- if (timer.m_digit_to_match == 9) {
- irq_w(IRQ_TIMER0_BIT + i , true);
- break;
- }
- } else {
- break;
- }
- }
- }
- } else {
- // Standard timer mode
- // Increment all active timers by 1
- bool carry = true;
- for (unsigned idx = 0; idx < 4 && carry; idx++) {
- carry = false;
- uint8_t b = timer.m_timer_cnt[ idx ];
- b++;
- if ((b & 0xf) > 9) {
- b += 6;
- if (b >= 0xa0) {
- b += 0x60;
- carry = true;
- }
- }
- timer.m_timer_cnt[ idx ] = b;
- }
- if (timer.m_timer_cnt[ 0 ] == timer.m_timer_reg[ 0 ] &&
- timer.m_timer_cnt[ 1 ] == timer.m_timer_reg[ 1 ] &&
- timer.m_timer_cnt[ 2 ] == timer.m_timer_reg[ 2 ] &&
- timer.m_timer_cnt[ 3 ] == timer.m_timer_reg[ 3 ]) {
- timer.m_timer_cnt[ 0 ] = 0;
- timer.m_timer_cnt[ 1 ] = 0;
- timer.m_timer_cnt[ 2 ] = 0;
- timer.m_timer_cnt[ 3 ] = 0;
- irq_w(IRQ_TIMER0_BIT + i , true);
- }
- }
- }
- }
- m_clk_busy = true;
- m_clk_busy_timer->adjust(attotime::from_usec(TIMER_BUSY_USEC));
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER(hp80_base_state::clk_busy_timer)
-{
- m_clk_busy = false;
-}
-
-void hp80_base_state::irl_w(offs_t offset, uint8_t data)
-{
- irq_w(offset + IRQ_IOP0_BIT , data != 0);
-}
-
-void hp80_base_state::halt_w(offs_t offset, uint8_t data)
-{
- bool prev_halt = m_halt_lines != 0;
- COPY_BIT(data != 0 , m_halt_lines , offset);
- bool new_halt = m_halt_lines != 0;
- if (prev_halt != new_halt) {
- LOG_IRQ("halt=%d hl=%x\n" , new_halt , m_halt_lines);
- m_cpu->set_input_line(INPUT_LINE_HALT , new_halt);
- }
-}
-
-void hp80_base_state::irq_w(unsigned n_irq , bool state)
-{
- LOG_IRQ("IRQ_W %u %d\n" , n_irq , state);
- COPY_BIT(state , m_int_serv , n_irq);
- update_int_bits();
-}
-
-void hp80_base_state::irq_en_w(unsigned n_irq , bool state)
-{
- LOG_IRQ("IRQ_EN_W %u %d\n" , n_irq , state);
- COPY_BIT(state , m_int_en , n_irq);
- update_int_bits();
-}
-
-void hp80_base_state::release_irq(unsigned n_irq)
-{
- if (BIT(m_int_acked , n_irq)) {
- BIT_CLR(m_int_acked , n_irq);
- update_int_bits();
- }
-}
-
-unsigned hp80_base_state::get_top_irq(uint16_t irqs)
-{
- unsigned top;
- for (top = 0; top < IRQ_BIT_COUNT && !BIT(irqs , 0); top++ , irqs >>= 1) {
- }
- return top;
-}
-
-void hp80_base_state::update_int_bits()
-{
- m_top_pending = get_top_irq(m_int_en & m_int_serv);
- m_top_acked = get_top_irq(m_int_acked);
- update_irl();
-}
-
-void hp80_base_state::update_irl()
-{
- m_cpu->set_input_line(0 , m_global_int_en && m_top_pending < m_top_acked);
-}
-
-// ************
-// hp85_state
-// ************
-class hp85_state : public hp80_base_state
-{
-public:
- hp85_state(const machine_config &mconfig, device_type type, const char *tag);
-
- // **** Constants of HP85 ****
- static constexpr unsigned MASTER_CLOCK = 9808000;
- // Video memory is actually made of 16384 4-bit nibbles
- static constexpr unsigned VIDEO_MEM_SIZE = 8192;
- static constexpr unsigned ALPHA_MEM_SIZE = 4096;
- static constexpr unsigned GRAPH_MEM_SIZE = 16384;
- static constexpr unsigned CRT_STS_READY_BIT = 0;
- static constexpr unsigned CRT_STS_DISPLAY_BIT = 1;
- static constexpr unsigned CRT_STS_BUSY_BIT = 7;
- static constexpr unsigned CRT_CTL_RD_RQ_BIT = 0;
- static constexpr unsigned CRT_CTL_WIPEOUT_BIT = 1;
- static constexpr unsigned CRT_CTL_POWERDN_BIT = 2;
- static constexpr unsigned CRT_CTL_GRAPHICS_BIT = 7;
- // Time to read/write a byte in video memory (in master clock cycles)
- static constexpr unsigned CRT_RW_TIME = 96;
- // Internal printer has a moving printhead with 8 vertically-arranged resistors that print dots
- // by heating thermal paper. The horizontal span of the printhead covers 224 columns.
- // In alpha mode, each sweep prints up to 32 characters. Each character has a 8x7 cell.
- // 8 pixels of cell height are covered by the printhead height, whereas 7 pixels of width
- // allow for 32 characters on a row (224 = 32 * 7).
- // After an alpha line is printed the paper advances by 10 pixel lines, so that a space of
- // 2 lines is left between alpha lines.
- // In graphic mode, printing starts at column 16 and covers 192 columns. So on each side of
- // the printed area there's a 16-column wide margin (224 = 192 + 2 * 16).
- // Once a graphic line is printed, paper advances by 8 pixel lines so that no space is inserted
- // between successive sweeps.
- // A full image of the graphic screen (256 x 192) is printed rotated 90 degrees clockwise.
- // The printer controller chip (1MA9) has an embedded character generator ROM that is used
- // when printing alpha lines. This ROM is also read by the CPU when drawing text on the graphic
- // screen (BASIC "LABEL" instruction).
- static constexpr unsigned PRT_BUFFER_SIZE = 192;
- static constexpr unsigned PRTSTS_PAPER_OK_BIT = 7;
- static constexpr unsigned PRTSTS_DATARDY_BIT = 6;
- static constexpr unsigned PRTSTS_PRTRDY_BIT = 0;
- static constexpr unsigned PRTCTL_GRAPHIC_BIT = 7;
- //constexpr unsigned PRTCTL_POWERUP_BIT = 6;
- static constexpr unsigned PRTCTL_READGEN_BIT = 5;
- // Time to print a line (nominal speed is 2 lines/s)
- static constexpr unsigned PRT_BUSY_MSEC = 500;
- // Horizontal start position of graphic print (16 columns from left-hand side)
- static constexpr unsigned PRT_GRAPH_OFFSET = 16;
- // Height of printhead
- static constexpr unsigned PRT_PH_HEIGHT = 8;
- // Height of alpha rows
- static constexpr unsigned PRT_ALPHA_HEIGHT = 10;
- // Width of character cells
- static constexpr unsigned PRT_CELL_WIDTH = 7;
- // Height of graphic rows
- //constexpr unsigned PRT_GRAPH_HEIGHT = 8;
- // Width of graphic sweeps
- static constexpr unsigned PRT_GRAPH_WIDTH = 192;
- // Width of printhead sweeps
- static constexpr unsigned PRT_WIDTH = 224;
-
- void hp85(machine_config &config);
-
-private:
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
- uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
- DECLARE_WRITE_LINE_MEMBER(vblank_w);
-
- uint8_t crtc_r(offs_t offset);
- void crtc_w(offs_t offset, uint8_t data);
- void prtlen_w(uint8_t data);
- uint8_t prchar_r();
- void prchar_w(uint8_t data);
- uint8_t prtsts_r();
- void prtctl_w(uint8_t data);
- void prtdat_w(uint8_t data);
-
- TIMER_DEVICE_CALLBACK_MEMBER(vm_timer);
- TIMER_DEVICE_CALLBACK_MEMBER(prt_busy_timer);
-
- virtual void cpu_mem_map(address_map &map) override;
- virtual void unmap_optroms(address_space &space) override;
-
- required_device<screen_device> m_screen;
- required_device<palette_device> m_palette;
- required_device<timer_device> m_vm_timer;
- required_device<timer_device> m_prt_busy_timer;
- required_device<bitbanger_device> m_prt_graph_out;
- required_device<bitbanger_device> m_prt_alpha_out;
-
- // Character generators
- required_region_ptr<uint8_t> m_chargen;
- required_region_ptr<uint8_t> m_prt_chargen;
-
- bitmap_rgb32 m_bitmap;
- std::vector<uint8_t> m_video_mem;
- uint16_t m_crt_sad;
- uint16_t m_crt_bad;
- uint8_t m_crt_sts;
- uint8_t m_crt_ctl;
- uint8_t m_crt_read_byte;
- uint8_t m_crt_write_byte;
-
- // Printer
- uint8_t m_prtlen;
- uint8_t m_prt_idx;
- uint8_t m_prchar_r;
- uint8_t m_prchar_w;
- uint8_t m_prtsts;
- uint8_t m_prtctl;
- uint8_t m_prt_buffer[ PRT_BUFFER_SIZE ];
-
- attotime time_to_video_mem_availability() const;
- static void get_video_addr(uint16_t addr , uint16_t& byte_addr , bool& lsb_nibble);
- uint8_t video_mem_r(uint16_t addr , uint16_t addr_mask) const;
- void video_mem_w(uint16_t addr , uint16_t addr_mask , uint8_t data);
- void video_mem_read();
- void video_mem_write();
-
- uint8_t get_prt_font(uint8_t ch , unsigned col) const;
- void prt_format_alpha(unsigned row , uint8_t *pixel_row) const;
- void prt_format_graphic(unsigned row , uint8_t *pixel_row) const;
- void prt_output_row(const uint8_t *pixel_row);
- void prt_do_printing();
-};
-
-hp85_state::hp85_state(const machine_config &mconfig, device_type type, const char *tag)
- : hp80_base_state(mconfig , type , tag),
- m_screen(*this , "screen"),
- m_palette(*this , "palette"),
- m_vm_timer(*this , "vm_timer"),
- m_prt_busy_timer(*this , "prt_busy_timer"),
- m_prt_graph_out(*this , "prt_graphic"),
- m_prt_alpha_out(*this , "prt_alpha"),
- m_chargen(*this , "chargen"),
- m_prt_chargen(*this , "prt_chargen")
-{
-}
-
-void hp85_state::machine_start()
-{
- hp80_base_state::machine_start();
- m_screen->register_screen_bitmap(m_bitmap);
- m_video_mem.resize(VIDEO_MEM_SIZE);
-}
-
-void hp85_state::machine_reset()
-{
- hp80_base_state::machine_reset();
-
- m_crt_sad = 0;
- m_crt_bad = 0;
- m_crt_sts = 0x7c;
- m_crt_ctl = BIT_MASK<uint8_t>(CRT_CTL_POWERDN_BIT) | BIT_MASK<uint8_t>(CRT_CTL_WIPEOUT_BIT);
- m_crt_read_byte = 0;
- m_crt_write_byte = 0;
- m_prtlen = 0;
- m_prt_idx = PRT_BUFFER_SIZE;
- m_prchar_r = 0;
- m_prchar_w = 0;
- m_prtsts = BIT_MASK<uint8_t>(PRTSTS_PAPER_OK_BIT) | BIT_MASK<uint8_t>(PRTSTS_PRTRDY_BIT);
- m_prtctl = 0;
-}
-
-uint32_t hp85_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
-{
- copybitmap(bitmap, m_bitmap, 0, 0, 0, 0, cliprect);
- return 0;
-}
-
-WRITE_LINE_MEMBER(hp85_state::vblank_w)
-{
- COPY_BIT(!state , m_crt_sts , CRT_STS_DISPLAY_BIT);
- if (state) {
- if (BIT(m_crt_ctl , CRT_CTL_WIPEOUT_BIT) || BIT(m_crt_ctl , CRT_CTL_POWERDN_BIT)) {
- // Blank video
- m_bitmap.fill(rgb_t::black());
- } else if (BIT(m_crt_ctl , CRT_CTL_GRAPHICS_BIT)) {
- // Render graphic video
- uint16_t video_start = m_crt_sad;
- for (unsigned y = 0; y < 192; y++) {
- for (unsigned x = 0; x < 256; x += 8) {
- uint8_t pixels = video_mem_r(video_start , GRAPH_MEM_SIZE / 2 - 1);
- video_start += 2;
- for (unsigned sub_x = 0; sub_x < 8; sub_x++) {
- m_bitmap.pix(y , x + sub_x) = m_palette->pen(BIT(pixels , 7));
- pixels <<= 1;
- }
- }
- }
- } else {
- // Render alpha video
- uint16_t video_start = m_crt_sad;
- for (unsigned row = 0; row < 192; row += 12) {
- for (unsigned col = 0; col < 256; col += 8) {
- uint8_t ch = video_mem_r(video_start , ALPHA_MEM_SIZE / 2 - 1);
- video_start += 2;
- for (unsigned sub_row = 0; sub_row < 12; sub_row++) {
- uint8_t pixels;
- if (sub_row < 8) {
- pixels = m_chargen[ (ch & 0x7f) * 8 + sub_row ];
- } else if (BIT(ch , 7) && (sub_row == 9 || sub_row == 10)) {
- // Underline
- pixels = 0xfe;
- } else {
- pixels = 0;
- }
- for (unsigned sub_x = 0; sub_x < 8; sub_x++) {
- m_bitmap.pix(row + sub_row , col + sub_x) = m_palette->pen(BIT(pixels , 7));
- pixels <<= 1;
- }
- }
- }
- }
- }
- }
-}
-
-uint8_t hp85_state::crtc_r(offs_t offset)
-{
- uint8_t res = 0xff;
-
- // Read from CRT controller (1MA5)
- switch (offset) {
- case 0:
- // CRTSAD: write-only
- break;
-
- case 1:
- // CRTBAD: write-only
- break;
-
- case 2:
- // CRTSTS
- res = m_crt_sts;
- break;
-
- case 3:
- // CRTDAT
- res = m_crt_read_byte;
- break;
- }
- return res;
-}
-
-void hp85_state::crtc_w(offs_t offset, uint8_t data)
-{
- // Write to CRT controller (1MA5)
- uint8_t burst_idx = m_cpu->flatten_burst();
- switch (offset) {
- case 0:
- // CRTSAD
- if (burst_idx == 1) {
- m_crt_sad = ((uint16_t)data << 8) | (m_crt_sad & 0xff);
- } else if (burst_idx == 0) {
- m_crt_sad = (m_crt_sad & 0xff00) | data;
- }
- break;
-
- case 1:
- // CRTBAD
- if (burst_idx == 1) {
- m_crt_bad = ((uint16_t)data << 8) | (m_crt_bad & 0xff);
- } else if (burst_idx == 0) {
- m_crt_bad = (m_crt_bad & 0xff00) | data;
- }
- break;
-
- case 2:
- // CRTCTL
- m_crt_ctl = data;
- if (BIT(m_crt_ctl , CRT_CTL_RD_RQ_BIT)) {
- BIT_CLR(m_crt_sts , CRT_STS_READY_BIT);
- BIT_SET(m_crt_sts , CRT_STS_BUSY_BIT);
- attotime vm_av = time_to_video_mem_availability();
- m_vm_timer->adjust(vm_av + attotime::from_ticks(CRT_RW_TIME , MASTER_CLOCK));
- }
- break;
-
- case 3:
- // CRTDAT
- {
- m_crt_write_byte = data;
- BIT_CLR(m_crt_sts , CRT_STS_READY_BIT);
- BIT_SET(m_crt_sts , CRT_STS_BUSY_BIT);
- attotime vm_av = time_to_video_mem_availability();
- m_vm_timer->adjust(vm_av + attotime::from_ticks(CRT_RW_TIME , MASTER_CLOCK));
- }
- break;
- }
-}
-
-void hp85_state::prtlen_w(uint8_t data)
-{
- if (data == 0) {
- // Advance paper
- memset(m_prt_buffer , 0 , sizeof(m_prt_buffer));
- m_prt_idx = 0;
- prt_do_printing();
- } else {
- m_prtlen = data;
- if (!BIT(m_prtctl , PRTCTL_GRAPHIC_BIT)) {
- m_prt_idx = 0;
- }
- }
-}
-
-uint8_t hp85_state::prchar_r()
-{
- return m_prchar_r;
-}
-
-void hp85_state::prchar_w(uint8_t data)
-{
- m_prchar_w = data;
-}
-
-uint8_t hp85_state::prtsts_r()
-{
- return m_prtsts;
-}
-
-void hp85_state::prtctl_w(uint8_t data)
-{
- m_prtctl = data;
- BIT_SET(m_prtsts , PRTSTS_PRTRDY_BIT);
- if (BIT(m_prtctl , PRTCTL_READGEN_BIT)) {
- // Reading printer char. gen.
- m_prchar_r = get_prt_font(m_prchar_w , m_prtctl & 7);
- BIT_SET(m_prtsts , PRTSTS_DATARDY_BIT);
- } else {
- BIT_CLR(m_prtsts , PRTSTS_DATARDY_BIT);
- }
- if (BIT(m_prtctl , PRTCTL_GRAPHIC_BIT)) {
- m_prt_idx = 0;
- }
-}
-
-void hp85_state::prtdat_w(uint8_t data)
-{
- m_cpu->flatten_burst();
- if (m_prt_idx < PRT_BUFFER_SIZE) {
- m_prt_buffer[ m_prt_idx++ ] = data;
- if (m_prt_idx == PRT_BUFFER_SIZE || (!BIT(m_prtctl , PRTCTL_GRAPHIC_BIT) && m_prt_idx >= m_prtlen)) {
- prt_do_printing();
- m_prt_idx = PRT_BUFFER_SIZE;
- }
- }
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER(hp85_state::prt_busy_timer)
-{
- BIT_SET(m_prtsts , PRTSTS_PRTRDY_BIT);
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER(hp85_state::vm_timer)
-{
- if (BIT(m_crt_ctl , CRT_CTL_RD_RQ_BIT)) {
- video_mem_read();
- } else {
- video_mem_write();
- }
- BIT_CLR(m_crt_sts , CRT_STS_BUSY_BIT);
-}
-
-attotime hp85_state::time_to_video_mem_availability() const
-{
- if (BIT(m_crt_ctl , CRT_CTL_WIPEOUT_BIT) || BIT(m_crt_ctl , CRT_CTL_POWERDN_BIT)) {
- // Blank video, immediate access
- return attotime::zero;
- } else if (m_screen->vblank()) {
- // Vertical blanking, immediate access
- return attotime::zero;
- } else {
- // In the active part, wait until vertical blanking
- return m_screen->time_until_vblank_start();
- }
-}
-
-void hp85_state::get_video_addr(uint16_t addr , uint16_t& byte_addr , bool& lsb_nibble)
-{
- byte_addr = (addr / 2) & (VIDEO_MEM_SIZE - 1);
- lsb_nibble = BIT(addr , 0);
-}
-
-uint8_t hp85_state::video_mem_r(uint16_t addr , uint16_t addr_mask) const
-{
- uint16_t byte_addr;
- bool lsb_nibble;
-
- get_video_addr(addr , byte_addr , lsb_nibble);
-
- byte_addr &= addr_mask;
-
- uint8_t res;
-
- if (lsb_nibble) {
- res = (m_video_mem[ byte_addr ] & 0x0f) << 4;
- byte_addr = (byte_addr + 1) & addr_mask;
- res |= (m_video_mem[ byte_addr ] & 0xf0) >> 4;
- } else {
- res = m_video_mem[ byte_addr ];
- }
-
- return res;
-}
-
-void hp85_state::video_mem_w(uint16_t addr , uint16_t addr_mask , uint8_t data)
-{
- uint16_t byte_addr;
- bool lsb_nibble;
-
- get_video_addr(addr , byte_addr , lsb_nibble);
-
- byte_addr &= addr_mask;
-
- if (lsb_nibble) {
- m_video_mem[ byte_addr ] = (m_video_mem[ byte_addr ] & 0xf0) | (data >> 4);
- byte_addr = (byte_addr + 1) & addr_mask;
- m_video_mem[ byte_addr ] = (m_video_mem[ byte_addr ] & 0x0f) | (data << 4);
- } else {
- m_video_mem[ byte_addr ] = data;
- }
-}
-
-void hp85_state::video_mem_read()
-{
- uint16_t mask;
-
- if (BIT(m_crt_ctl , CRT_CTL_GRAPHICS_BIT)) {
- mask = GRAPH_MEM_SIZE / 2 - 1;
- } else {
- mask = ALPHA_MEM_SIZE / 2 - 1;
- }
- m_crt_read_byte = video_mem_r(m_crt_bad , mask);
- m_crt_bad += 2;
- BIT_CLR(m_crt_ctl , CRT_CTL_RD_RQ_BIT);
- BIT_SET(m_crt_sts , CRT_STS_READY_BIT);
-}
-
-void hp85_state::video_mem_write()
-{
- uint16_t mask;
-
- if (BIT(m_crt_ctl , CRT_CTL_GRAPHICS_BIT)) {
- mask = GRAPH_MEM_SIZE / 2 - 1;
- } else {
- mask = ALPHA_MEM_SIZE / 2 - 1;
- }
- video_mem_w(m_crt_bad , mask , m_crt_write_byte);
- m_crt_bad += 2;
-}
-
-uint8_t hp85_state::get_prt_font(uint8_t ch , unsigned col) const
-{
- // Bit 7: pixel @ top
- // Bit 0: pixel @ bottom
- uint8_t column = m_prt_chargen[ (((unsigned)ch & 0x7f) << 3) | col ];
- if (BIT(ch , 7)) {
- // Underline
- BIT_SET(column , 0);
- }
- return column;
-}
-
-void hp85_state::prt_format_alpha(unsigned row , uint8_t *pixel_row) const
-{
- memset(pixel_row , 0 , PRT_WIDTH);
- for (unsigned i = 0; i < m_prt_idx; i++) {
- for (unsigned j = 0; j < PRT_CELL_WIDTH; j++) {
- uint8_t pixel_col = get_prt_font(m_prt_buffer[ i ] , j);
- *pixel_row++ = BIT(pixel_col , 7 - row);
- }
- }
-}
-
-void hp85_state::prt_format_graphic(unsigned row , uint8_t *pixel_row) const
-{
- memset(pixel_row , 0 , PRT_WIDTH);
- pixel_row += PRT_GRAPH_OFFSET;
- for (unsigned i = 0; i < PRT_GRAPH_WIDTH; i++) {
- *pixel_row++ = BIT(m_prt_buffer[ i ] , 7 - row);
- }
-}
-
-void hp85_state::prt_output_row(const uint8_t *pixel_row)
-{
- for (unsigned i = 0; i < PRT_WIDTH; i++) {
- m_prt_graph_out->output(*pixel_row++ != 0 ? '*' : ' ');
- }
- m_prt_graph_out->output('\n');
-}
-
-void hp85_state::prt_do_printing()
-{
- uint8_t pixel_row[ PRT_WIDTH ];
- for (unsigned row = 0; row < PRT_PH_HEIGHT; row++) {
- if (BIT(m_prtctl , PRTCTL_GRAPHIC_BIT)) {
- prt_format_graphic(row , pixel_row);
- } else {
- prt_format_alpha(row , pixel_row);
- }
- prt_output_row(pixel_row);
- }
- if (!BIT(m_prtctl , PRTCTL_GRAPHIC_BIT)) {
- // Dump the text line to alpha bitbanger
- for (unsigned i = 0; i < m_prt_idx; i++) {
- m_prt_alpha_out->output(m_prt_buffer[ i ]);
- }
- m_prt_alpha_out->output('\n');
- // Add 2 empty lines
- memset(pixel_row , 0 , PRT_WIDTH);
- for (unsigned i = 0; i < (PRT_ALPHA_HEIGHT - PRT_PH_HEIGHT); i++) {
- prt_output_row(pixel_row);
- }
- }
- // Start busy timer
- BIT_CLR(m_prtsts , PRTSTS_PRTRDY_BIT);
- m_prt_busy_timer->adjust(attotime::from_msec(PRT_BUSY_MSEC));
-}
-
-#define IOP_MASK(x) BIT_MASK<ioport_value>((x))
-
-static INPUT_PORTS_START(hp85)
- // Keyboard is arranged in a matrix of 10 rows and 8 columns. In addition there are 3 keys with
- // dedicated input lines: SHIFT, SHIFT LOCK & CONTROL.
- // A key on row "r"=[0..9] and column "c"=[0..7] is mapped to bit "b" of KEY"n" input, where
- // n = r / 4
- // b = (r % 4) * 8 + c
- PORT_START("KEY0")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_NAME("Down AUTO") // 0,0: Down / Auto
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_NAME("Up Home") // 0,1: Up / Home
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_NAME("k4 k8") // 0,2: k4 / k8
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_NAME("k3 k7") // 0,3: k3 / k7
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_NAME("k2 k6") // 0,4: k2 / k6
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_NAME("k1 k5") // 0,5: k1 / k5
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("LABEL KEY") // 0,6: LABEL KEY
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_UNUSED) // 0,7: N/U
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*') // 1,0: 8
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') // 1,1: 7
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^') // 1,2: 6
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') // 1,3: 5
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') // 1,4: 4
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') // 1,5: 3
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@') // 1,6: 2
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') // 1,7: 1
- PORT_BIT(IOP_MASK(16) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') // 2,0: I
- PORT_BIT(IOP_MASK(17) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') // 2,1: U
- PORT_BIT(IOP_MASK(18) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') // 2,2: Y
- PORT_BIT(IOP_MASK(19) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') // 2,3: T
- PORT_BIT(IOP_MASK(20) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') // 2,4: R
- PORT_BIT(IOP_MASK(21) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') // 2,5: E
- PORT_BIT(IOP_MASK(22) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') // 2,6: W
- PORT_BIT(IOP_MASK(23) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') // 2,7: Q
- PORT_BIT(IOP_MASK(24) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') // 3,0: K
- PORT_BIT(IOP_MASK(25) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') // 3,1: J
- PORT_BIT(IOP_MASK(26) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') // 3,2: H
- PORT_BIT(IOP_MASK(27) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') // 3,3: G
- PORT_BIT(IOP_MASK(28) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') // 3,4: F
- PORT_BIT(IOP_MASK(29) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') // 3,5: D
- PORT_BIT(IOP_MASK(30) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') // 3,6: S
- PORT_BIT(IOP_MASK(31) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') // 3,7: A
-
- PORT_START("KEY1")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') // 4,0: M
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') // 4,1: N
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') // 4,2: B
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') // 4,3: V
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') // 4,4: C
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') // 4,5: X
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') // 4,6: Z
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') // 4,7: Space
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') // 5,0: ,
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') // 5,1: .
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') // 5,2: / ?
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("PAUSE STEP") // 5,3: PAUSE / STEP
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("RUN") // 5,4: RUN
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) PORT_NAME("KP +") // 5,5: KP +
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_NAME("KP -") // 5,6: KP -
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK)) PORT_NAME("KP *") // 5,7: KP * (not sure)
- PORT_BIT(IOP_MASK(16) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') // 6,0: L
- PORT_BIT(IOP_MASK(17) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') // 6,1: ;
- PORT_BIT(IOP_MASK(18) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"') // 6,2: ' "
- PORT_BIT(IOP_MASK(19) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_NAME("END LINE") // 6,3: END LINE
- PORT_BIT(IOP_MASK(20) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("LIST P LST") // 6,4: LIST / P LST
- PORT_BIT(IOP_MASK(21) , IP_ACTIVE_HIGH , IPT_UNUSED) // 6,5: N/U
- PORT_BIT(IOP_MASK(22) , IP_ACTIVE_HIGH , IPT_UNUSED) // 6,6: N/U
- PORT_BIT(IOP_MASK(23) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD)) PORT_NAME("KP /") // 6,7: KP /
- PORT_BIT(IOP_MASK(24) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') // 7,0: O
- PORT_BIT(IOP_MASK(25) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') // 7,1: P
- PORT_BIT(IOP_MASK(26) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('(') PORT_CHAR('[') // 7,2: ( [
- PORT_BIT(IOP_MASK(27) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(')') PORT_CHAR(']') // 7,3: ) ]
- PORT_BIT(IOP_MASK(28) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("CONT SCRATCH") // 7,4: CONT / SCRATCH
- PORT_BIT(IOP_MASK(29) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("-LINE CLEAR") // 7,5: -LINE / CLEAR
- PORT_BIT(IOP_MASK(30) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME(") INIT") // 7,6: ) INIT
- PORT_BIT(IOP_MASK(31) , IP_ACTIVE_HIGH , IPT_UNUSED) // 7,7: N/U
-
- PORT_START("KEY2")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') // 8,0: 9
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') // 8,1: 0
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') // 8,2: - _
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') // 8,3: = +
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('\\') PORT_CHAR('|') // 8,4: \ |
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) // 8,5: BS
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("( RESET") // 8,6: ( RESET
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("^ RESLT") // 8,7: ^ / RESLT
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_NAME("Left GRAPH") // 9,0: LEFT / GRAPH
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_NAME("Right COPY") // 9,1: RIGHT / COPY
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_INSERT) PORT_NAME("RPL INS") // 9,2: RPL / INS
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL) PORT_NAME("-CHAR DEL") // 9,3: -CHAR / DEL
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_PGDN) PORT_NAME("ROLL") // 9,4: ROLL
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("LOAD REW") // 9,5: LOAD / REW
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("STORE TEST") // 9,6: STORE / TEST
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("PAPER ADVANCE") // 9,7: PAPER ADVANCE
-
- PORT_START("MODKEYS")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) // Shift
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE PORT_NAME("Shift lock") // Shift lock
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) // Control
-
-INPUT_PORTS_END
-
-void hp85_state::cpu_mem_map(address_map &map)
-{
- hp80_base_state::cpu_mem_map(map);
- map(0x8000, 0xbfff).ram();
- map(0xff04, 0xff07).rw(FUNC(hp85_state::crtc_r), FUNC(hp85_state::crtc_w));
- map(0xff08, 0xff09).rw("tape", FUNC(hp_1ma6_device::reg_r), FUNC(hp_1ma6_device::reg_w));
- map(0xff0c, 0xff0c).w(FUNC(hp85_state::prtlen_w));
- map(0xff0d, 0xff0d).rw(FUNC(hp85_state::prchar_r), FUNC(hp85_state::prchar_w));
- map(0xff0e, 0xff0e).rw(FUNC(hp85_state::prtsts_r), FUNC(hp85_state::prtctl_w));
- map(0xff0f, 0xff0f).w(FUNC(hp85_state::prtdat_w));
-}
-
-void hp85_state::unmap_optroms(address_space &space)
-{
- // OptROMs are in rombanks [01..FF]
- space.unmap_read(HP80_OPTROM_SIZE * 1 , HP80_OPTROM_SIZE * 0x100 - 1);
-}
-
-void hp85_state::hp85(machine_config &config)
-{
- hp80_base(config);
-
- m_cpu->set_addrmap(AS_PROGRAM, &hp85_state::cpu_mem_map);
-
- SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
- m_screen->set_raw(MASTER_CLOCK / 2 , 312 , 0 , 256 , 256 , 0 , 192);
- m_screen->set_screen_update(FUNC(hp85_state::screen_update));
- m_screen->screen_vblank().set(FUNC(hp85_state::vblank_w));
- PALETTE(config, m_palette, palette_device::MONOCHROME);
- TIMER(config, m_vm_timer).configure_generic(FUNC(hp85_state::vm_timer));
-
- TIMER(config, m_prt_busy_timer).configure_generic(FUNC(hp85_state::prt_busy_timer));
-
- // Tape drive
- HP_1MA6(config, "tape", 0);
-
- // Printer output
- BITBANGER(config, m_prt_graph_out, 0);
- BITBANGER(config, m_prt_alpha_out, 0);
-
- SOFTWARE_LIST(config, "optrom_list").set_original("hp85_rom");
-}
-
-ROM_START(hp85)
- ROM_REGION(0x6000 , "cpu" , 0)
- ROM_LOAD("romsys1.bin" , 0x0000 , 0x2000 , CRC(7724b1e9) SHA1(7836195389de2ac0eab7199835f5dc8f7dc41729))
- ROM_LOAD("romsys2.bin" , 0x2000 , 0x2000 , CRC(50a85263) SHA1(3cf1d08749103ee245d572550ba1b053ffc7ef57))
- ROM_LOAD("romsys3.bin" , 0x4000 , 0x2000 , CRC(0df385f0) SHA1(4c5ce5afd28f6d776f16cabbbbcc09769ff306b7))
-
- ROM_REGION(0x2000 , "rombank" , 0)
- ROM_LOAD("rom000.bin" , 0 , 0x2000 , CRC(e13b8ae3) SHA1(2374618d25d1a000ddb534ae4f55ebd98ce0fff3))
-
- ROM_REGION(0x400 , "chargen" , 0)
- ROM_LOAD("chrgen.bin" , 0 , 0x400 , CRC(9c402544) SHA1(32634fc73c1544aeeefda62ebb10349c5b40729f))
-
- ROM_REGION(0x400 , "prt_chargen" , 0)
- ROM_LOAD("prt_chrgen.bin" , 0 , 0x400 , CRC(abeaba27) SHA1(fbf6bdd5d96df6aa5963f8cdfdeb180402b1cc85))
-ROM_END
-
-// ************
-// hp86_state
-// ************
-class hp86_state : public hp80_base_state
-{
-public:
- hp86_state(const machine_config &mconfig, device_type type, const char *tag, bool has_int_keyb = false);
-
- // **** Constants of HP86 ****
- static constexpr unsigned MASTER_CLOCK = 12260000;
- static constexpr unsigned VIDEO_MEM_SIZE = 16384;
- static constexpr uint16_t VIDEO_ADDR_MASK = VIDEO_MEM_SIZE - 1;
- static constexpr uint16_t VIDEO_ALPHA_N_END = 0x10e0;
- static constexpr uint16_t VIDEO_ALPHA_A_END = 0x3fc0;
- static constexpr uint16_t VIDEO_GRAPH_START = 0x10e0;
- // Time to read/write a byte in video memory (in master clock cycles) TBC
- static constexpr unsigned CRT_RW_TIME = 24;
- // Duration of on/off states of run light (ms)
- static constexpr unsigned RULITE_ON_MS = 373;
- static constexpr unsigned RULITE_OFF_MS = 187;
-
- void hp86(machine_config &config);
-
-protected:
- virtual void machine_start() override;
- virtual void machine_reset() override;
-
- virtual void cpu_mem_map(address_map &map) override;
- virtual void rombank_mem_map(address_map &map) override;
- virtual void unmap_optroms(address_space &space) override;
-
-private:
- uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
- DECLARE_WRITE_LINE_MEMBER(vblank_w);
- attotime time_to_video_mem_availability() const;
-
- required_device<screen_device> m_screen;
- required_device<palette_device> m_palette;
- required_device<timer_device> m_vm_timer;
- required_device<ram_device> m_ram;
- output_finder<> m_run_light;
- required_device<timer_device> m_rulite_timer;
-
- // Character generator
- required_region_ptr<uint8_t> m_chargen;
-
- // Video
- bitmap_rgb32 m_bitmap;
- std::unique_ptr<uint8_t []> m_video_mem;
- uint16_t m_crt_sad;
- uint16_t m_crt_bad;
- uint8_t m_crt_sts;
- uint8_t m_crt_byte;
- bool m_crt_rdrq;
-
- // Extended RAM access
- uint32_t m_emc_ptr1; // PTR1 (24 bits)
- uint32_t m_emc_ptr2; // PTR2 (24 bits)
- uint8_t m_emc_disp; // Displacement (3 bits)
- bool m_emc_mult; // Multibyte access
- uint8_t m_emc_mode; // Mode (3 bits)
- enum {
- EMC_IDLE,
- EMC_INDIRECT_1,
- EMC_INDIRECT_2
- };
- int m_emc_state; // EMC indirect access state
- bool m_lmard; // LMARD cycles in progress
-
- // Run light
- bool m_rulite;
-
- void crtsad_w(uint8_t data);
- void crtbad_w(uint8_t data);
- uint8_t crtsts_r();
- void crtsts_w(uint8_t data);
- uint8_t crtdat_r();
- void crtdat_w(uint8_t data);
- TIMER_DEVICE_CALLBACK_MEMBER(vm_timer);
- uint16_t get_video_limit() const;
- void rulite_w(uint8_t data);
- TIMER_DEVICE_CALLBACK_MEMBER(rulite_timer);
- uint8_t direct_ram_r(offs_t offset);
- void direct_ram_w(offs_t offset, uint8_t data);
- uint8_t emc_r(offs_t offset);
- void emc_w(offs_t offset, uint8_t data);
- uint32_t& get_ptr();
- void ptr12_decrement();
- DECLARE_WRITE_LINE_MEMBER(lma_cycle);
- void opcode_cb(uint8_t opcode);
-};
-
-hp86_state::hp86_state(const machine_config &mconfig, device_type type, const char *tag, bool has_int_keyb)
- : hp80_base_state(mconfig , type , tag , has_int_keyb)
- , m_screen(*this , "screen")
- , m_palette(*this , "palette")
- , m_vm_timer(*this , "vm_timer")
- , m_ram(*this , "ram")
- , m_run_light(*this , "run_light")
- , m_rulite_timer(*this , "rulite_timer")
- , m_chargen(*this , "chargen")
-{
-}
-
-void hp86_state::cpu_mem_map(address_map &map)
-{
- hp80_base_state::cpu_mem_map(map);
- map(0x8000 , 0xfeff).rw(FUNC(hp86_state::direct_ram_r) , FUNC(hp86_state::direct_ram_w));
- map(0xffc0 , 0xffc0).w(FUNC(hp86_state::crtsad_w));
- map(0xffc1 , 0xffc1).w(FUNC(hp86_state::crtbad_w));
- map(0xffc2 , 0xffc2).rw(FUNC(hp86_state::crtsts_r) , FUNC(hp86_state::crtsts_w));
- map(0xffc3 , 0xffc3).rw(FUNC(hp86_state::crtdat_r) , FUNC(hp86_state::crtdat_w));
- map(0xffc4 , 0xffc4).w(FUNC(hp86_state::rulite_w));
- map(0xffc8 , 0xffcf).rw(FUNC(hp86_state::emc_r) , FUNC(hp86_state::emc_w));
-}
-
-void hp86_state::rombank_mem_map(address_map &map)
-{
- hp80_base_state::rombank_mem_map(map);
- // rom001 (graphics)
- map(0x2000, 0x3fff).rom();
- // rom320 (mass memory)
- // rom321 (electronic disk)
- map(0x1a0000 , 0x1a3fff).rom();
-}
-
-void hp86_state::unmap_optroms(address_space &space)
-{
- // OptROMs are in rombanks [02..CF] & [D2..FF]
- space.unmap_read(HP80_OPTROM_SIZE * 2 , HP80_OPTROM_SIZE * 0xd0 - 1);
- space.unmap_read(HP80_OPTROM_SIZE * 0xd2 , HP80_OPTROM_SIZE * 0x100 - 1);
-}
-
-void hp86_state::hp86(machine_config &config)
-{
- hp80_base(config);
-
- m_cpu->opcode_cb().set(FUNC(hp86_state::opcode_cb));
- m_cpu->lma_cb().set(FUNC(hp86_state::lma_cycle));
-
- RAM(config , m_ram).set_default_size("128K");
-
- SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
- m_screen->set_raw(MASTER_CLOCK , 784 , 0 , 640 , 261 , 0 , 240);
- m_screen->set_screen_update(FUNC(hp86_state::screen_update));
- m_screen->screen_vblank().set(FUNC(hp86_state::vblank_w));
- PALETTE(config, m_palette, palette_device::MONOCHROME);
-
- config.set_default_layout(layout_hp86b);
-
- TIMER(config, m_vm_timer).configure_generic(FUNC(hp86_state::vm_timer));
- TIMER(config, m_rulite_timer).configure_generic(FUNC(hp86_state::rulite_timer));
-
- m_io_slots[ 0 ]->option_set("hpib" , HP82937_IO_CARD);
-
- SOFTWARE_LIST(config, "optrom_list").set_original("hp86_rom");
-}
-
-void hp86_state::machine_start()
-{
- hp80_base_state::machine_start();
-
- m_run_light.resolve();
-
- m_screen->register_screen_bitmap(m_bitmap);
- m_video_mem = std::make_unique<uint8_t[]>(VIDEO_MEM_SIZE);
-
- save_pointer(NAME(m_video_mem) , VIDEO_MEM_SIZE);
- save_item(NAME(m_crt_sad));
- save_item(NAME(m_crt_bad));
- save_item(NAME(m_emc_ptr1));
- save_item(NAME(m_emc_ptr2));
- save_item(NAME(m_emc_disp));
- save_item(NAME(m_emc_mult));
- save_item(NAME(m_emc_mode));
- save_item(NAME(m_rulite));
-
- m_emc_ptr1 = 0;
- m_emc_ptr2 = 0;
-}
-
-void hp86_state::machine_reset()
-{
- hp80_base_state::machine_reset();
-
- m_crt_sad = 0;
- m_crt_sts = 0x06;
- m_crt_rdrq = false;
- m_emc_state = EMC_IDLE;
- m_rulite = true;
- m_run_light = true;
- m_rulite_timer->reset();
-}
-
-uint32_t hp86_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
-{
- copybitmap(bitmap, m_bitmap, 0, 0, 0, 0, cliprect);
- return 0;
-}
-
-WRITE_LINE_MEMBER(hp86_state::vblank_w)
-{
- COPY_BIT(state , m_crt_sts , 4);
- if (state) {
- if (m_crt_sts & 0x06) {
- // Blank display
- m_bitmap.fill(rgb_t::black());
- } else {
- // Load palette for normal or inverse video
- if (BIT(m_crt_sts , 5)) {
- m_palette->set_pen_color(0 , rgb_t::green());
- m_palette->set_pen_color(1 , rgb_t::black());
- } else {
- m_palette->set_pen_color(1 , rgb_t::green());
- m_palette->set_pen_color(0 , rgb_t::black());
- }
- uint16_t limit = get_video_limit();
- if (BIT(m_crt_sts , 7)) {
- uint16_t video_ptr = VIDEO_GRAPH_START;
- unsigned dots_per_line;
- unsigned offset;
- if (BIT(m_crt_sts , 6)) {
- // GRAPH ALL mode
- dots_per_line = 544;
- offset = 48;
- } else {
- // GRAPH NORMAL mode
- dots_per_line = 400;
- offset = 120;
- }
- // Fill black bars on either side of the display
- m_bitmap.fill(m_palette->pen(0) , rectangle(0 , offset - 1 , 0 , 239));
- m_bitmap.fill(m_palette->pen(0) , rectangle(640 - offset , 639 , 0 , 239));
-
- for (unsigned y = 0; y < 240; y++) {
- for (unsigned x = offset; x < (dots_per_line + offset); x += 8) {
- uint8_t pixels = m_video_mem[ video_ptr ];
- if (++video_ptr >= limit) {
- video_ptr = 0;
- }
- m_bitmap.pix(y , x) = m_palette->pen(BIT(pixels , 7));
- m_bitmap.pix(y , x + 1) = m_palette->pen(BIT(pixels , 6));
- m_bitmap.pix(y , x + 2) = m_palette->pen(BIT(pixels , 5));
- m_bitmap.pix(y , x + 3) = m_palette->pen(BIT(pixels , 4));
- m_bitmap.pix(y , x + 4) = m_palette->pen(BIT(pixels , 3));
- m_bitmap.pix(y , x + 5) = m_palette->pen(BIT(pixels , 2));
- m_bitmap.pix(y , x + 6) = m_palette->pen(BIT(pixels , 1));
- m_bitmap.pix(y , x + 7) = m_palette->pen(BIT(pixels , 0));
- }
- }
- } else {
- unsigned rows;
- unsigned lines_per_row;
- if (BIT(m_crt_sts , 3)) {
- // 24 rows
- rows = 24;
- lines_per_row = 10;
- } else {
- // 16 rows
- rows = 16;
- lines_per_row = 15;
- }
- uint16_t video_ptr = m_crt_sad;
- for (unsigned row = 0; row < rows; row++) {
- for (unsigned col = 0; col < 640; col += 8) {
- uint8_t ch = m_video_mem[ video_ptr ];
- if (++video_ptr >= limit) {
- video_ptr = 0;
- }
- for (unsigned sub_row = 0; sub_row < lines_per_row; sub_row++) {
- uint8_t pixels;
- if (sub_row < 10) {
- pixels = m_chargen[ (ch & 0x7f) * 10 + sub_row ];
- } else {
- pixels = 0;
- }
- if (BIT(ch , 7)) {
- pixels = ~pixels;
- }
- unsigned y = row * lines_per_row + sub_row;
- m_bitmap.pix(y , col) = m_palette->pen(BIT(pixels , 7));
- m_bitmap.pix(y , col + 1) = m_palette->pen(BIT(pixels , 6));
- m_bitmap.pix(y , col + 2) = m_palette->pen(BIT(pixels , 5));
- m_bitmap.pix(y , col + 3) = m_palette->pen(BIT(pixels , 4));
- m_bitmap.pix(y , col + 4) = m_palette->pen(BIT(pixels , 3));
- m_bitmap.pix(y , col + 5) = m_palette->pen(BIT(pixels , 2));
- m_bitmap.pix(y , col + 6) = m_palette->pen(BIT(pixels , 1));
- m_bitmap.pix(y , col + 7) = m_palette->pen(BIT(pixels , 0));
- }
- }
- }
- }
- }
- }
-}
-
-attotime hp86_state::time_to_video_mem_availability() const
-{
- if ((m_crt_sts & 0x06) != 0 || m_screen->vblank() || m_screen->hblank()) {
- // Blank video or vertical/horizontal retrace: immediate access
- return attotime::zero;
- } else {
- // In the active part, wait until next retrace
- return m_screen->time_until_pos(m_screen->vpos() , 640);
- }
-}
-
-void hp86_state::crtsad_w(uint8_t data)
-{
- auto burst_idx = m_cpu->flatten_burst();
- if (burst_idx == 0) {
- m_crt_sad = (m_crt_sad & 0xff00) | data;
- } else if (burst_idx == 1) {
- m_crt_sad = (uint16_t(data) << 8) | (m_crt_sad & 0xff);
- m_crt_sad &= VIDEO_ADDR_MASK;
- }
-}
-
-void hp86_state::crtbad_w(uint8_t data)
-{
- auto burst_idx = m_cpu->flatten_burst();
- if (burst_idx == 0) {
- m_crt_bad = (m_crt_bad & 0xff00) | data;
- } else if (burst_idx == 1) {
- m_crt_bad = (uint16_t(data) << 8) | (m_crt_bad & 0xff);
- m_crt_bad &= VIDEO_ADDR_MASK;
- }
-}
-
-uint8_t hp86_state::crtsts_r()
-{
- return m_crt_sts;
-}
-
-void hp86_state::crtsts_w(uint8_t data)
-{
- m_crt_sts = (m_crt_sts & 0x11) | (data & ~0x11);
- if (BIT(data , 0)) {
- // Read request
- BIT_SET(m_crt_sts , 0);
- m_crt_rdrq = true;
- attotime vm_av = time_to_video_mem_availability();
- m_vm_timer->adjust(vm_av + attotime::from_ticks(CRT_RW_TIME , MASTER_CLOCK));
- }
-}
-
-uint8_t hp86_state::crtdat_r()
-{
- return m_crt_byte;
-}
-
-void hp86_state::crtdat_w(uint8_t data)
-{
- m_crt_byte = data;
- BIT_SET(m_crt_sts , 0);
- m_crt_rdrq = false;
- attotime vm_av = time_to_video_mem_availability();
- m_vm_timer->adjust(vm_av + attotime::from_ticks(CRT_RW_TIME , MASTER_CLOCK));
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER(hp86_state::vm_timer)
-{
- if (m_crt_rdrq) {
- m_crt_rdrq = false;
- m_crt_byte = m_video_mem[ m_crt_bad ];
- } else {
- m_video_mem[ m_crt_bad ] = m_crt_byte;
- }
- BIT_CLR(m_crt_sts , 0);
- if (++m_crt_bad >= get_video_limit()) {
- m_crt_bad = 0;
- }
-}
-
-uint16_t hp86_state::get_video_limit() const
-{
- if (BIT(m_crt_sts , 7)) {
- // Graphic mode
- return VIDEO_MEM_SIZE;
- } else if (BIT(m_crt_sts , 6)) {
- // ALPHA ALL mode
- return VIDEO_ALPHA_A_END;
- } else {
- // ALPHA NORMAL mode
- return VIDEO_ALPHA_N_END;
- }
-}
-
-void hp86_state::rulite_w(uint8_t data)
-{
- bool new_rulite = !BIT(data , 0);
-
- if (m_rulite && !new_rulite) {
- m_run_light = false;
- m_rulite_timer->adjust(attotime::from_msec(RULITE_OFF_MS));
- } else if (!m_rulite && new_rulite) {
- m_run_light = true;
- m_rulite_timer->reset();
- }
- m_rulite = new_rulite;
-}
-
-TIMER_DEVICE_CALLBACK_MEMBER(hp86_state::rulite_timer)
-{
- m_run_light = !m_run_light;
- m_rulite_timer->adjust(attotime::from_msec(m_run_light ? RULITE_ON_MS : RULITE_OFF_MS));
-}
-
-uint8_t hp86_state::direct_ram_r(offs_t offset)
-{
- return m_ram->read(offset);
-}
-
-void hp86_state::direct_ram_w(offs_t offset, uint8_t data)
-{
- m_ram->write(offset , data);
-}
-
-uint8_t hp86_state::emc_r(offs_t offset)
-{
- auto idx = m_cpu->flatten_burst();
- uint8_t res = 0xff;
-
- if (m_emc_state == EMC_INDIRECT_2) {
- uint32_t& ptr = get_ptr();
- if (ptr >= 0x8000 && (ptr - 0x8000) < m_ram->size()) {
- res = m_ram->read(ptr - 0x8000);
- }
- LOG_EMC("EMC r @%06x=%02x\n" , ptr , res);
- ptr++;
- } else if (m_lmard) {
- m_emc_mode = uint8_t(offset);
- // During a LMARD pair, address 0xffc8 is returned to CPU and indirect mode is activated
- if (idx == 0) {
- res = 0xc8;
- } else if (idx == 1) {
- LOG_EMC("EMC access %u %06x\n" , m_emc_mode & 7 , get_ptr());
- m_emc_state = EMC_INDIRECT_1;
- if (BIT(m_emc_mode , 0)) {
- // Pre-decrement
- ptr12_decrement();
- }
- }
- } else {
- m_emc_mode = uint8_t(offset);
- // Read PTRx
- if (idx < 3) {
- res = uint8_t(get_ptr() >> (8 * idx));
- }
- }
- return res;
-}
-
-void hp86_state::emc_w(offs_t offset, uint8_t data)
-{
- auto idx = m_cpu->flatten_burst();
-
- if (m_emc_state == EMC_INDIRECT_2) {
- uint32_t& ptr = get_ptr();
- LOG_EMC("EMC w @%06x=%02x\n" , ptr , data);
- if (ptr >= 0x8000 && (ptr - 0x8000) < m_ram->size()) {
- m_ram->write(ptr - 0x8000 , data);
- }
- ptr++;
- } else {
- m_emc_mode = uint8_t(offset);
- // Write PTRx
- if (idx < 3) {
- uint32_t& ptr = get_ptr();
- uint32_t mask = 0xffU << (8 * idx);
- ptr = (ptr & ~mask) | (uint32_t(data) << (8 * idx));
- }
- }
-}
-
-uint32_t& hp86_state::get_ptr()
-{
- return BIT(m_emc_mode , 2) ? m_emc_ptr2 : m_emc_ptr1;
-}
-
-void hp86_state::ptr12_decrement()
-{
- if (m_emc_mult) {
- get_ptr() -= m_emc_disp;
- } else {
- get_ptr()--;
- }
-}
-
-WRITE_LINE_MEMBER(hp86_state::lma_cycle)
-{
- m_lmard = state;
- if (m_emc_state == EMC_INDIRECT_1) {
- m_emc_state = EMC_INDIRECT_2;
- } else if (m_emc_state == EMC_INDIRECT_2) {
- LOG_EMC("EMC close %u %06x\n" , m_emc_mode & 7 , get_ptr());
- if (!BIT(m_emc_mode , 1)) {
- // In PTRx & PTRx- cases, bring the PTR back to start
- ptr12_decrement();
- }
- m_emc_state = EMC_IDLE;
- }
-}
-
-void hp86_state::opcode_cb(uint8_t opcode)
-{
- // Intercept DRP instructions & load displacement
- if ((opcode & 0xc0) == 0x40) {
- if (BIT(opcode , 5)) {
- m_emc_disp = 8 - (opcode & 7);
- } else {
- m_emc_disp = 2 - (opcode & 1);
- }
- }
-
- m_emc_mult = BIT(opcode , 0);
-}
-
-static INPUT_PORTS_START(hp86)
- // Keyboard is arranged in a matrix of 10 rows and 8 columns. In addition there are 3 keys with
- // dedicated input lines: SHIFT, SHIFT LOCK & CONTROL.
- // A key on row "r"=[0..9] and column "c"=[0..7] is mapped to bit "b" of KEY"n" input, where
- // n = r / 4
- // b = (r % 4) * 8 + c
- PORT_START("KEY0")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_NAME("k6 k13") // 0,0: k6 / k13
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_NAME("k5 k12") // 0,1: k5 / k12
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_NAME("k4 k11") // 0,2: k4 / k11
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_NAME("k3 k10") // 0,3: k3 / k10
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_NAME("k2 k9") // 0,4: k2 / k9
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_NAME("k1 k8") // 0,5: k1 / k8
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("LABEL KEY") // 0,6: LABEL KEY
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_UNUSED) // 0,7: N/U
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*') // 1,0: 8
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') // 1,1: 7
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^') // 1,2: 6
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') // 1,3: 5
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') // 1,4: 4
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') // 1,5: 3
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@') // 1,6: 2
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') // 1,7: 1
- PORT_BIT(IOP_MASK(16) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') // 2,0: I
- PORT_BIT(IOP_MASK(17) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') // 2,1: U
- PORT_BIT(IOP_MASK(18) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') // 2,2: Y
- PORT_BIT(IOP_MASK(19) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') // 2,3: T
- PORT_BIT(IOP_MASK(20) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') // 2,4: R
- PORT_BIT(IOP_MASK(21) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') // 2,5: E
- PORT_BIT(IOP_MASK(22) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') // 2,6: W
- PORT_BIT(IOP_MASK(23) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') // 2,7: Q
- PORT_BIT(IOP_MASK(24) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') // 3,0: K
- PORT_BIT(IOP_MASK(25) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') // 3,1: J
- PORT_BIT(IOP_MASK(26) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') // 3,2: H
- PORT_BIT(IOP_MASK(27) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') // 3,3: G
- PORT_BIT(IOP_MASK(28) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') // 3,4: F
- PORT_BIT(IOP_MASK(29) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') // 3,5: D
- PORT_BIT(IOP_MASK(30) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') // 3,6: S
- PORT_BIT(IOP_MASK(31) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') // 3,7: A
-
- PORT_START("KEY1")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') // 4,0: M
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') // 4,1: N
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') // 4,2: B
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') // 4,3: V
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') // 4,4: C
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') // 4,5: X
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') // 4,6: Z
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') // 4,7: Space
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') // 5,0: ,
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') // 5,1: .
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') // 5,2: / ?
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("PAUSE STEP") // 5,3: PAUSE / STEP
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("RUN") // 5,4: RUN
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) PORT_NAME("KP +") // 5,5: KP +
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_NAME("KP -") // 5,6: KP -
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_UNUSED) // 5,7: N/U
- PORT_BIT(IOP_MASK(16) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') // 6,0: L
- PORT_BIT(IOP_MASK(17) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') // 6,1: ;
- PORT_BIT(IOP_MASK(18) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"') // 6,2: ' "
- PORT_BIT(IOP_MASK(19) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_NAME("END LINE") // 6,3: END LINE
- PORT_BIT(IOP_MASK(20) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("LIST P LST") // 6,4: LIST / P LST
- PORT_BIT(IOP_MASK(21) , IP_ACTIVE_HIGH , IPT_UNUSED) // 6,5: N/U
- PORT_BIT(IOP_MASK(22) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK)) PORT_NAME("KP *") // 6,6: KP *
- PORT_BIT(IOP_MASK(23) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD)) PORT_NAME("KP /") // 6,7: KP /
- PORT_BIT(IOP_MASK(24) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') // 7,0: O
- PORT_BIT(IOP_MASK(25) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') // 7,1: P
- PORT_BIT(IOP_MASK(26) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('(') PORT_CHAR('[') // 7,2: ( [
- PORT_BIT(IOP_MASK(27) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(')') PORT_CHAR(']') // 7,3: ) ]
- PORT_BIT(IOP_MASK(28) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("CONT TR/NORM") // 7,4: CONT / TR/NORM
- PORT_BIT(IOP_MASK(29) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("E TEST") // 7,5: KP E / TEST
- PORT_BIT(IOP_MASK(30) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME(") INIT") // 7,6: KP ) / INIT
- PORT_BIT(IOP_MASK(31) , IP_ACTIVE_HIGH , IPT_UNUSED) // 7,7: N/U
-
- PORT_START("KEY2")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') // 8,0: 9
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') // 8,1: 0
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') // 8,2: - _
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') // 8,3: = +
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('\\') PORT_CHAR('|') // 8,4: \ |
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) // 8,5: BS
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("( RESET") // 8,6: KP ( / RESET
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("^ RESLT") // 8,7: KP ^ / RESLT
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_NAME("k7 k14") // 9,0: k7 / k14
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("-LINE CLEAR") // 9,1: -LINE / CLEAR
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_NAME("Up Home") // 9,2: Up / Home
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_NAME("Down A/G") // 9,3: Down / A/G
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_NAME("Left I/R") // 9,4: LEFT / I/R
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_NAME("Right -CHAR") // 9,5: RIGHT / -CHAR
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_PGDN) PORT_NAME("ROLL") // 9,6: ROLL
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_UNUSED) // 9,7: n/u
-
- PORT_START("MODKEYS")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) // Shift
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE PORT_NAME("Shift lock") // Shift lock
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) // Control
-INPUT_PORTS_END
-
-ROM_START(hp86b)
- ROM_REGION(0x6000 , "cpu" , 0)
- ROM_LOAD("romsys1.bin" , 0x0000 , 0x2000 , CRC(bfa473b8) SHA1(cc420742a5f03c466484a5063e0abcbc084bf298))
- ROM_LOAD("romsys2.bin" , 0x2000 , 0x2000 , CRC(2bc3ba4b) SHA1(760bef9c482f562677f80b18d6163a19ee7aea1c))
- ROM_LOAD("romsys3.bin" , 0x4000 , 0x2000 , CRC(86bf3b8b) SHA1(209c91b9b972ab514c600752e2e4af68f984612e))
-
- ROM_REGION(0x1a4000 , "rombank" , 0)
- ROM_LOAD("rom000.bin" , 0x0000 , 0x2000 , CRC(c3ca5c54) SHA1(2b291607de101c7206bfae9520a18f1009929e9b))
- ROM_LOAD("rom001.bin" , 0x2000 , 0x2000 , CRC(59a1616c) SHA1(e0fe840f9740bdb455fe1872869671f8712b7cff))
- ROM_LOAD("rom320.bin" , 0x1a0000 , 0x2000 , CRC(c921e2e4) SHA1(e37ac61364830cfa214e6d1b9942cc1cde6ad01f))
- ROM_LOAD("rom321.bin" , 0x1a2000 , 0x2000 , CRC(e6e5cc91) SHA1(67711de228cc48a78d04b13f0a1c91dc26f7e87c))
-
- ROM_REGION(0x500 , "chargen" , 0)
- ROM_LOAD("chrgen.bin" , 0 , 0x500 , CRC(e90fad22) SHA1(6b2ecef96906ead99cd688e54c507611747c8687))
-ROM_END
-
-// ****************
-// hp86_int_state
-// ****************
-class hp86_int_state : public hp86_state
-{
-public:
- hp86_int_state(const machine_config &mconfig, device_type type, const char *tag);
-
-protected:
- virtual void rombank_mem_map(address_map &map) override;
- virtual void unmap_optroms(address_space &space) override;
-};
-
-hp86_int_state::hp86_int_state(const machine_config &mconfig, device_type type, const char *tag)
- : hp86_state(mconfig , type , tag , true)
-{
-}
-
-void hp86_int_state::rombank_mem_map(address_map &map)
-{
- hp86_state::rombank_mem_map(map);
- // rom030 (language)
- map(0x30000, 0x31fff).rom();
-}
-
-void hp86_int_state::unmap_optroms(address_space &space)
-{
- LOG("hp86_int_state::unmap_optroms\n");
- // OptROMs are in rombanks [02..17] & [19..CF] & [D2..FF]
- space.unmap_read(HP80_OPTROM_SIZE * 2 , HP80_OPTROM_SIZE * 0x18 - 1);
- space.unmap_read(HP80_OPTROM_SIZE * 0x19 , HP80_OPTROM_SIZE * 0xd0 - 1);
- space.unmap_read(HP80_OPTROM_SIZE * 0xd2 , HP80_OPTROM_SIZE * 0x100 - 1);
-}
-
-static INPUT_PORTS_START(hp86_int)
- // Keyboard is arranged in a matrix of 11 rows and 8 columns. In addition there are 2 keys with
- // dedicated input lines: SHIFT & CONTROL.
- // A key on row "r"=[0..10] and column "c"=[0..7] is mapped to bit "b" of KEY"n" input, where
- // n = r / 4
- // b = (r % 4) * 8 + c
- PORT_START("KEY0")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') PORT_CHAR('k') // 0,0: K
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') PORT_CHAR('m') // 0,1: M
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') PORT_CHAR('n') // 0,2: N
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') PORT_CHAR('b') // 0,3: B
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') PORT_CHAR('v') // 0,4: V
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') PORT_CHAR('z') // 0,5: Z
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') PORT_CHAR('x') // 0,6: X
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') PORT_CHAR('c') // 0,7: C
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR('(') // 1,0: 9
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5)) PORT_NAME("k5 k12") // 1,1: k5 / k12
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4)) PORT_NAME("k4 k11") // 1,2: k4 / k11
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3)) PORT_NAME("k3 k10") // 1,3: k3 / k10
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2)) PORT_NAME("k2 k9") // 1,4: k2 / k9
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK) PORT_NAME("Caps") // 1,5: Caps
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("LABEL KEY") // 1,6: LABEL KEY
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1)) PORT_NAME("k1 k8") // 1,7: k1 / k8
- PORT_BIT(IOP_MASK(16) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') PORT_CHAR('i') // 2,0: I
- PORT_BIT(IOP_MASK(17) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') PORT_CHAR('j') // 2,1: J
- PORT_BIT(IOP_MASK(18) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') PORT_CHAR('h') // 2,2: H
- PORT_BIT(IOP_MASK(19) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') PORT_CHAR('g') // 2,3: G
- PORT_BIT(IOP_MASK(20) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') PORT_CHAR('f') // 2,4: F
- PORT_BIT(IOP_MASK(21) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') PORT_CHAR('a') // 2,5: A
- PORT_BIT(IOP_MASK(22) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') PORT_CHAR('s') // 2,6: S
- PORT_BIT(IOP_MASK(23) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') PORT_CHAR('d') // 2,7: D
- PORT_BIT(IOP_MASK(24) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('*') // 3,0: 8
- PORT_BIT(IOP_MASK(25) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') PORT_CHAR('u') // 3,1: U
- PORT_BIT(IOP_MASK(26) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') PORT_CHAR('y') // 3,2: Y
- PORT_BIT(IOP_MASK(27) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') PORT_CHAR('t') // 3,3: T
- PORT_BIT(IOP_MASK(28) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') PORT_CHAR('r') // 3,4: R
- PORT_BIT(IOP_MASK(29) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') PORT_CHAR('q') // 3,5: Q
- PORT_BIT(IOP_MASK(30) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') PORT_CHAR('w') // 3,6: W
- PORT_BIT(IOP_MASK(31) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') PORT_CHAR('e') // 3,7: E
-
- PORT_START("KEY1")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR(')') // 4,0: 0
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('=') PORT_CHAR('+') // 4,1: = +
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('\\') PORT_CHAR('|') // 4,2: \ |
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8) // 4,3: BS
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("E TEST") // 4,4: KP E / TEST
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("^ RESLT") // 4,5: KP ^ / RESLT
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME(") INIT") // 4,6: KP ) / INIT
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("( RESET") // 4,7: KP ( / RESET
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') PORT_CHAR('p') // 5,0: P
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR(':') // 5,1: ; :
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('\'') PORT_CHAR('"') // 5,2: ' "
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) PORT_NAME("END LINE") // 5,3: END LINE
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) // 5,4: KP 4
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK)) PORT_NAME("KP *") // 5,5: KP *
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) // 5,6: KP 6
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) // 5,7: KP 5
- PORT_BIT(IOP_MASK(16) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') PORT_CHAR('l') // 6,0: L
- PORT_BIT(IOP_MASK(17) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') // 6,1: .
- PORT_BIT(IOP_MASK(18) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?') // 6,2: / ?
- PORT_BIT(IOP_MASK(19) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("LIST P LST") // 6,3: LIST / P LST
- PORT_BIT(IOP_MASK(20) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) // 6,4: KP 1
- PORT_BIT(IOP_MASK(21) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_NAME("KP -") // 6,5: KP -
- PORT_BIT(IOP_MASK(22) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) // 6,6: KP 3
- PORT_BIT(IOP_MASK(23) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) // 6,7: KP 2
- PORT_BIT(IOP_MASK(24) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') PORT_CHAR('o') // 7,0: O
- PORT_BIT(IOP_MASK(25) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('&') // 7,1: 7
- PORT_BIT(IOP_MASK(26) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('^') // 7,2: 6
- PORT_BIT(IOP_MASK(27) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') // 7,3: 5
- PORT_BIT(IOP_MASK(28) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') // 7,4: 4
- PORT_BIT(IOP_MASK(29) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') // 7,5: 1
- PORT_BIT(IOP_MASK(30) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('@') // 7,6: 2
- PORT_BIT(IOP_MASK(31) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') // 7,7: 3
-
- PORT_START("KEY2")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('_') // 8,0: - _
- PORT_BIT(IOP_MASK(1) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('(') PORT_CHAR('[') // 8,1: ( [
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(')') PORT_CHAR(']') // 8,2: ) ]
- PORT_BIT(IOP_MASK(3) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("CONT TR/NORM") // 8,3: CONT / TR/NORM
- PORT_BIT(IOP_MASK(4) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) // 8,4: KP 7
- PORT_BIT(IOP_MASK(5) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD)) PORT_NAME("KP /") // 8,5: KP /
- PORT_BIT(IOP_MASK(6) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) // 8,6: KP 9
- PORT_BIT(IOP_MASK(7) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) // 8,7: KP 8
- PORT_BIT(IOP_MASK(8) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') // 9,0: ,
- PORT_BIT(IOP_MASK(9) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') // 9,1: Space
- PORT_BIT(IOP_MASK(10) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("PAUSE STEP") // 9,2: PAUSE / STEP
- PORT_BIT(IOP_MASK(11) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("RUN") // 9,3: RUN
- PORT_BIT(IOP_MASK(12) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) // 9,4: KP 0
- PORT_BIT(IOP_MASK(13) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD)) PORT_NAME("KP +") // 9,5: KP +
- PORT_BIT(IOP_MASK(14) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA_PAD) PORT_CHAR(UCHAR_MAMEKEY(COMMA_PAD)) PORT_CHAR('<') PORT_NAME("KP ,") // 9,6: KP ,
- PORT_BIT(IOP_MASK(15) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_CHAR('>') PORT_NAME("KP .") // 9,7: KP .
- PORT_BIT(IOP_MASK(16) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6)) PORT_NAME("k6 k13") // 10,0: k6 / k13
- PORT_BIT(IOP_MASK(17) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7)) PORT_NAME("k7 k14") // 10,1: k7 / k14
- PORT_BIT(IOP_MASK(18) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_NAME("-LINE CLEAR") // 10,2: -LINE / CLEAR
- PORT_BIT(IOP_MASK(19) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP)) PORT_NAME("Up Home") // 10,3: Up / Home
- PORT_BIT(IOP_MASK(20) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN)) PORT_NAME("Down A/G") // 10,4: Down / A/G
- PORT_BIT(IOP_MASK(21) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_PGDN) PORT_NAME("ROLL") // 10,5: ROLL
- PORT_BIT(IOP_MASK(22) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT)) PORT_NAME("Right -CHAR") // 10,6: RIGHT / -CHAR
- PORT_BIT(IOP_MASK(23) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT)) PORT_NAME("Left I/R") // 10,7: LEFT / I/R
-
- PORT_START("MODKEYS")
- PORT_BIT(IOP_MASK(0) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1) // Shift
- PORT_BIT(IOP_MASK(2) , IP_ACTIVE_HIGH , IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CHAR(UCHAR_SHIFT_2) // Control
-INPUT_PORTS_END
-
-static INPUT_PORTS_START(hp86_001)
- PORT_INCLUDE(hp86_int)
-
- PORT_START("LANGUAGE")
- PORT_DIPNAME(0x3f , 0 , "Language")
- PORT_DIPLOCATION("S2:7,6,5,4,3,2")
- PORT_DIPSETTING(0x00 , "English")
- PORT_DIPSETTING(0x01 , "Swedish/Finnish")
- PORT_DIPSETTING(0x02 , "Norwegian/Danish")
- PORT_DIPSETTING(0x06 , "Spanish")
-INPUT_PORTS_END
-
-static INPUT_PORTS_START(hp86_004)
- PORT_INCLUDE(hp86_int)
-
- PORT_START("LANGUAGE")
- PORT_DIPNAME(0x3f , 0 , "Language")
- PORT_DIPLOCATION("S2:7,6,5,4,3,2")
- PORT_DIPSETTING(0x00 , "English")
- PORT_DIPSETTING(0x04 , "German")
- PORT_DIPSETTING(0x08 , "French")
- PORT_DIPSETTING(0x09 , "Italian")
- PORT_DIPSETTING(0x0a , "Dutch")
- PORT_DIPSETTING(0x14 , "Swiss German")
- PORT_DIPSETTING(0x15 , "Swiss French")
-INPUT_PORTS_END
-
-ROM_START(hp86b_001)
- ROM_REGION(0x6000 , "cpu" , 0)
- ROM_LOAD("romsys1.bin" , 0x0000 , 0x2000 , CRC(bfa473b8) SHA1(cc420742a5f03c466484a5063e0abcbc084bf298))
- ROM_LOAD("romsys2.bin" , 0x2000 , 0x2000 , CRC(2bc3ba4b) SHA1(760bef9c482f562677f80b18d6163a19ee7aea1c))
- ROM_LOAD("romsys3.bin" , 0x4000 , 0x2000 , CRC(86bf3b8b) SHA1(209c91b9b972ab514c600752e2e4af68f984612e))
-
- ROM_REGION(0x1a4000 , "rombank" , 0)
- ROM_LOAD("rom000.bin" , 0x0000 , 0x2000 , CRC(c3ca5c54) SHA1(2b291607de101c7206bfae9520a18f1009929e9b))
- ROM_LOAD("rom001.bin" , 0x2000 , 0x2000 , CRC(59a1616c) SHA1(e0fe840f9740bdb455fe1872869671f8712b7cff))
- ROM_LOAD("rom030.bin" , 0x30000 , 0x2000 , CRC(14507bc0) SHA1(67ca5a15019bd7b2bfbf53bb8cfbe2ca20a6239c))
- ROM_LOAD("rom320.bin" , 0x1a0000 , 0x2000 , CRC(c921e2e4) SHA1(e37ac61364830cfa214e6d1b9942cc1cde6ad01f))
- ROM_LOAD("rom321.bin" , 0x1a2000 , 0x2000 , CRC(e6e5cc91) SHA1(67711de228cc48a78d04b13f0a1c91dc26f7e87c))
-
- ROM_REGION(0x500 , "chargen" , 0)
- ROM_LOAD("chrgen.bin" , 0 , 0x500 , CRC(a3d891c2) SHA1(df7c262b585e9394251640d0775474a76c199905))
-ROM_END
-
-ROM_START(hp86b_004)
- ROM_REGION(0x6000 , "cpu" , 0)
- ROM_LOAD("romsys1.bin" , 0x0000 , 0x2000 , CRC(bfa473b8) SHA1(cc420742a5f03c466484a5063e0abcbc084bf298))
- ROM_LOAD("romsys2.bin" , 0x2000 , 0x2000 , CRC(2bc3ba4b) SHA1(760bef9c482f562677f80b18d6163a19ee7aea1c))
- ROM_LOAD("romsys3.bin" , 0x4000 , 0x2000 , CRC(86bf3b8b) SHA1(209c91b9b972ab514c600752e2e4af68f984612e))
-
- ROM_REGION(0x1a4000 , "rombank" , 0)
- ROM_LOAD("rom000.bin" , 0x0000 , 0x2000 , CRC(c3ca5c54) SHA1(2b291607de101c7206bfae9520a18f1009929e9b))
- ROM_LOAD("rom001.bin" , 0x2000 , 0x2000 , CRC(59a1616c) SHA1(e0fe840f9740bdb455fe1872869671f8712b7cff))
- ROM_LOAD("rom030.bin" , 0x30000 , 0x2000 , CRC(14507bc0) SHA1(67ca5a15019bd7b2bfbf53bb8cfbe2ca20a6239c))
- ROM_LOAD("rom320.bin" , 0x1a0000 , 0x2000 , CRC(c921e2e4) SHA1(e37ac61364830cfa214e6d1b9942cc1cde6ad01f))
- ROM_LOAD("rom321.bin" , 0x1a2000 , 0x2000 , CRC(e6e5cc91) SHA1(67711de228cc48a78d04b13f0a1c91dc26f7e87c))
-
- ROM_REGION(0x500 , "chargen" , 0)
- ROM_LOAD("chrgen.bin" , 0 , 0x500 , CRC(c7d04292) SHA1(b86ed801ee9f7a57b259374b8a9810572cb03230))
-ROM_END
-
-COMP( 1980, hp85, 0, 0, hp85, hp85, hp85_state, empty_init, "HP", "HP 85", 0)
-COMP( 1983, hp86b, 0, 0, hp86, hp86, hp86_state, empty_init, "HP", "HP 86B",0)
-COMP( 1983, hp86b_001, hp86b, 0, hp86, hp86_001, hp86_int_state, empty_init, "HP", "HP 86B Opt 001",0)
-COMP( 1983, hp86b_004, hp86b, 0, hp86, hp86_004, hp86_int_state, empty_init, "HP", "HP 86B Opt 004",0)