diff options
Diffstat (limited to 'src/mame/drivers/homelab.cpp')
-rw-r--r-- | src/mame/drivers/homelab.cpp | 911 |
1 files changed, 911 insertions, 0 deletions
diff --git a/src/mame/drivers/homelab.cpp b/src/mame/drivers/homelab.cpp new file mode 100644 index 00000000000..0d6fc6735f1 --- /dev/null +++ b/src/mame/drivers/homelab.cpp @@ -0,0 +1,911 @@ +// license:BSD-3-Clause +// copyright-holders:Miodrag Milanovic, Robbbert +/*************************************************************************** + + Homelab driver by Miodrag Milanovic + + 31/08/2008 Preliminary driver. + 15/06/2012 Various updates [Robbbert] + + The emulator called HoLa! works fine, but it is closed source. + You can get HoLa! at: http://gaia.atilia.eu + + ToDO: + - HTP files should be a cassette format, not a quickload. + - Quickloads cause the emulated machine to hang or reboot. + - homelab2 - cassette to fix. + Note that rom code 0x40-48 is meaningless garbage, + had to patch to stop it crashing. Need a new dump. + - homelab3/4 - Need a dump of the TM188 prom. + cassette to fix. + up to 64k ram can be fitted. schematic only shows 16k. + Z80PIO - expansion only, doesn't do anything in the + machine. /CE connects to A6, A/B = A0, C/D = A1. + The bios never talks to it. Official port numbers + are 3C-3F. + - Brailab4 - same as homelab3. + - Braiplus - no work has been done. Needs to be developed from scratch. + + +TM188 is (it seems) equivalent to 27S19, TBP18S030N, 6331-1, 74S288, 82S123, +MB7051 - fuse programmed prom. + +****************************************************************************/ + +#include "emu.h" +#include "cpu/z80/z80.h" +#include "sound/speaker.h" +#include "sound/wave.h" +#include "imagedev/cassette.h" +#include "audio/mea8000.h" +#include "sound/dac.h" +#include "imagedev/snapquik.h" + + + +class homelab_state : public driver_device +{ +public: + homelab_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu"), + m_speaker(*this, "speaker"), + m_cass(*this, "cassette") + { } + + DECLARE_READ8_MEMBER(key_r); + DECLARE_WRITE8_MEMBER(cass_w); + DECLARE_READ8_MEMBER(cass2_r); + DECLARE_READ8_MEMBER(exxx_r); + DECLARE_WRITE8_MEMBER(port7f_w); + DECLARE_WRITE8_MEMBER(portff_w); + DECLARE_WRITE8_MEMBER(brailab4_port7f_w); + DECLARE_WRITE8_MEMBER(brailab4_portff_w); + DECLARE_CUSTOM_INPUT_MEMBER(cass3_r); + const UINT8 *m_p_chargen; + const UINT8 *m_p_videoram; + bool m_nmi; + required_device<cpu_device> m_maincpu; + required_device<speaker_sound_device> m_speaker; + required_device<cassette_image_device> m_cass; + DECLARE_DRIVER_INIT(brailab4); + DECLARE_VIDEO_START(homelab2); + DECLARE_MACHINE_RESET(homelab3); + DECLARE_VIDEO_START(homelab3); + DECLARE_MACHINE_RESET(brailab4); + DECLARE_VIDEO_START(brailab4); + UINT32 screen_update_homelab2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + UINT32 screen_update_homelab3(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + INTERRUPT_GEN_MEMBER(homelab_frame); + DECLARE_QUICKLOAD_LOAD_MEMBER(homelab); +}; + +INTERRUPT_GEN_MEMBER(homelab_state::homelab_frame) +{ + if (m_nmi) + m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE); +} + +READ8_MEMBER( homelab_state::key_r ) // offset 27F-2FE +{ + if (offset == 0x38) // 0x3838 + { + m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE); + return 0; + } + + UINT8 i,data = 0xff; + char kbdrow[8]; + + for (i=0; i<8; i++) + { + if (!BIT(offset, i)) + { + sprintf(kbdrow,"LINE%d", i); + data &= ioport(kbdrow)->read(); + } + } + + return data; +} + +READ8_MEMBER( homelab_state::cass2_r ) +{ + return (m_cass->input() > 0.03) ? 0xff : 0; +} + +WRITE8_MEMBER( homelab_state::cass_w ) +{ + if (offset == 0x73f) // 0x3f3f + m_nmi = true; + else + if (offset == 0x63e) // 0x3e3e + m_nmi = false; + else + if (offset == 0x400) // 0x3c00 + m_cass->output(BIT(data, 0) ? -1.0 : +1.0); // FIXME +} + +MACHINE_RESET_MEMBER(homelab_state,homelab3) +{ +} + +MACHINE_RESET_MEMBER(homelab_state,brailab4) +{ + membank("bank1")->set_entry(0); +} + +WRITE8_MEMBER( homelab_state::port7f_w ) +{ +} + +WRITE8_MEMBER( homelab_state::portff_w ) +{ +} + +WRITE8_MEMBER( homelab_state::brailab4_port7f_w ) +{ + membank("bank1")->set_entry(0); +} + +WRITE8_MEMBER( homelab_state::brailab4_portff_w ) +{ + membank("bank1")->set_entry(1); +} + +CUSTOM_INPUT_MEMBER( homelab_state::cass3_r ) +{ + return (m_cass->input() > 0.03); +} + + +READ8_MEMBER( homelab_state::exxx_r ) +{ +// keys E800-E813 but E810-E813 are not connected +// cassin E883 +// speaker/cass toggle E880, E802 + + + if (offset == 0x83) + return (m_cass->input() > 0.03); + else + if (offset == 0x80) + { + m_speaker->level_w(0); + m_cass->output(-1.0); + } + else + if (offset == 0x02) + { + m_speaker->level_w(1); + m_cass->output(+1.0); + } + + char kbdrow[8]; + UINT8 data = 0xff; + if (offset < 0x10) + { + sprintf(kbdrow,"X%X", offset); + data = ioport(kbdrow)->read(); + } + return data; +} + + +/* Address maps */ +static ADDRESS_MAP_START(homelab2_mem, AS_PROGRAM, 8, homelab_state) + AM_RANGE( 0x0000, 0x07ff ) AM_ROM // ROM 1 + AM_RANGE( 0x0800, 0x0fff ) AM_ROM // ROM 2 + AM_RANGE( 0x1000, 0x17ff ) AM_ROM // ROM 3 + AM_RANGE( 0x1800, 0x1fff ) AM_ROM // ROM 4 + AM_RANGE( 0x2000, 0x27ff ) AM_ROM // ROM 5 + AM_RANGE( 0x2800, 0x2fff ) AM_ROM // ROM 6 + AM_RANGE( 0x3000, 0x37ff ) AM_ROM // Empty + AM_RANGE( 0x3800, 0x3fff ) AM_READWRITE(key_r,cass_w) + AM_RANGE( 0x4000, 0x7fff ) AM_RAM + AM_RANGE( 0xc000, 0xc3ff ) AM_RAM AM_REGION("maincpu",0xc000) + AM_RANGE( 0xe000, 0xe0ff ) AM_READ(cass2_r) +ADDRESS_MAP_END + +static ADDRESS_MAP_START(homelab3_mem, AS_PROGRAM, 8, homelab_state) + AM_RANGE( 0x0000, 0x3fff ) AM_ROM + AM_RANGE( 0x4000, 0x7fff ) AM_RAM + AM_RANGE( 0xe800, 0xefff ) AM_READ(exxx_r) + AM_RANGE( 0xf800, 0xffff ) AM_RAM AM_REGION("maincpu",0xf800) +ADDRESS_MAP_END + +static ADDRESS_MAP_START(homelab3_io, AS_IO, 8, homelab_state) + ADDRESS_MAP_GLOBAL_MASK(0xff) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE( 0x7f, 0x7f ) AM_WRITE(port7f_w) + AM_RANGE( 0xff, 0xff ) AM_WRITE(portff_w) +ADDRESS_MAP_END + +static ADDRESS_MAP_START(brailab4_mem, AS_PROGRAM, 8, homelab_state) + AM_RANGE( 0x0000, 0x3fff ) AM_ROM + AM_RANGE( 0x4000, 0xcfff ) AM_RAM + AM_RANGE( 0xd000, 0xdfff ) AM_ROM + AM_RANGE( 0xe800, 0xefff ) AM_READ(exxx_r) + AM_RANGE( 0xf800, 0xffff ) AM_RAMBANK("bank1") +ADDRESS_MAP_END + +static ADDRESS_MAP_START(brailab4_io, AS_IO, 8, homelab_state) + ADDRESS_MAP_GLOBAL_MASK(0xff) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE( 0xf8, 0xf9 ) AM_DEVREADWRITE("mea8000", mea8000_device, read, write) + AM_RANGE( 0x7f, 0x7f ) AM_WRITE(brailab4_port7f_w) + AM_RANGE( 0xff, 0xff ) AM_WRITE(brailab4_portff_w) +ADDRESS_MAP_END + + + +/* Input ports */ +static INPUT_PORTS_START( homelab ) + PORT_START("LINE0") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) //PORT_CHAR(UCHAR_SHIFT_1) + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT) + PORT_BIT(0xfc, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("LINE1") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Home") PORT_CODE(KEYCODE_HOME) PORT_CHAR(UCHAR_MAMEKEY(HOME)) + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Tab") PORT_CODE(KEYCODE_TAB) PORT_CHAR(9) + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Run/Brk") PORT_CODE(KEYCODE_RCONTROL) + + PORT_START("LINE2") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') PORT_CHAR('<') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') + + PORT_START("LINE3") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR(':') PORT_CHAR('*') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR('<') PORT_CHAR(',') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('=') PORT_CHAR('-') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('>') PORT_CHAR('.') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('?') PORT_CHAR('/') + + PORT_START("LINE4") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') + + PORT_START("LINE5") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') + + PORT_START("LINE6") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') + + PORT_START("LINE7") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') + PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('\\') + PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') + PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_QUOTE) PORT_CHAR('^') + PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RALT) PORT_CODE(KEYCODE_LALT) PORT_CHAR('_') +INPUT_PORTS_END + +static INPUT_PORTS_START( homelab3 ) // F4 to F8 are foreign characters + PORT_START("X0") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X1") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) // A + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) // D + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X2") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_VBLANK("screen") + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ALT") PORT_CODE(KEYCODE_CAPSLOCK) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X3") + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, homelab_state, cass3_r, " ") + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) + PORT_BIT(0xf8, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X4") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X5") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X6") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR(':') PORT_CHAR('*') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X7") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('=') PORT_CHAR('-') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('?') PORT_CHAR('/') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X8") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X9") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XA") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XB") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XC") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XD") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XE") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F8) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XF") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) +INPUT_PORTS_END + +static INPUT_PORTS_START( brailab4 ) // F4 to F8 are foreign characters + PORT_START("X0") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X1") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Space") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Enter") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) // A + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) // D + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X2") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_CUSTOM) PORT_VBLANK("screen") + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Left Shift") PORT_CODE(KEYCODE_LSHIFT) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Right Shift") PORT_CODE(KEYCODE_RSHIFT) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ALT") PORT_CODE(KEYCODE_CAPSLOCK) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X3") + PORT_BIT(0x01, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, homelab_state, cass3_r, " ") + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F2) + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F1) + PORT_BIT(0xf8, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X4") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0) PORT_CHAR('0') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('"') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X5") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X6") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_EQUALS) PORT_CHAR(':') PORT_CHAR('*') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X7") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) PORT_CHAR('=') PORT_CHAR('-') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH) PORT_CHAR('?') PORT_CHAR('/') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X8") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE) PORT_CHAR('@') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A) PORT_CHAR('A') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F4) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B) PORT_CHAR('B') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("X9") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C) PORT_CHAR('C') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D) PORT_CHAR('D') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E) PORT_CHAR('E') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F5) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XA") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F) PORT_CHAR('F') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G) PORT_CHAR('G') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H) PORT_CHAR('H') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I) PORT_CHAR('I') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XB") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J) PORT_CHAR('J') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K) PORT_CHAR('K') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L) PORT_CHAR('L') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M) PORT_CHAR('M') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XC") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N) PORT_CHAR('N') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O) PORT_CHAR('O') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F6) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F7) + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XD") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P) PORT_CHAR('P') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q) PORT_CHAR('Q') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R) PORT_CHAR('R') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S) PORT_CHAR('S') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XE") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T) PORT_CHAR('T') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U) PORT_CHAR('U') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F8) + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V) PORT_CHAR('V') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) + + PORT_START("XF") + PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W) PORT_CHAR('W') + PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X) PORT_CHAR('X') + PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y) PORT_CHAR('Y') + PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z) PORT_CHAR('Z') + PORT_BIT(0xf0, IP_ACTIVE_LOW, IPT_UNUSED) +INPUT_PORTS_END + +VIDEO_START_MEMBER(homelab_state,homelab2) +{ + m_p_chargen = memregion("chargen")->base(); + m_p_videoram = memregion("maincpu")->base()+0xc000; +} + +VIDEO_START_MEMBER(homelab_state,homelab3) +{ + m_p_chargen = memregion("chargen")->base(); + m_p_videoram = memregion("maincpu")->base()+0xf800; +} + +VIDEO_START_MEMBER(homelab_state,brailab4) +{ + m_p_chargen = memregion("chargen")->base(); + m_p_videoram = memregion("maincpu")->base()+0x17800; +} + +UINT32 homelab_state::screen_update_homelab2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + UINT8 y,ra,chr,gfx; + UINT16 sy=0,ma=0,x; + + for(y = 0; y < 25; y++ ) + { + for (ra = 0; ra < 8; ra++) + { + UINT16 *p = &bitmap.pix16(sy++); + + for (x = ma; x < ma + 40; x++) + { + chr = m_p_videoram[x]; // get char in videoram + gfx = m_p_chargen[chr | (ra<<8)]; // get dot pattern in chargen + + /* Display a scanline of a character */ + *p++ = BIT(gfx, 7); + *p++ = BIT(gfx, 6); + *p++ = BIT(gfx, 5); + *p++ = BIT(gfx, 4); + *p++ = BIT(gfx, 3); + *p++ = BIT(gfx, 2); + *p++ = BIT(gfx, 1); + *p++ = BIT(gfx, 0); + } + } + ma+=40; + } + return 0; +} + +UINT32 homelab_state::screen_update_homelab3(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + UINT8 y,ra,chr,gfx; + UINT16 sy=0,ma=0,x; + + for(y = 0; y < 32; y++ ) + { + for (ra = 0; ra < 8; ra++) + { + UINT16 *p = &bitmap.pix16(sy++); + + for (x = ma; x < ma + 64; x++) + { + chr = m_p_videoram[x]; // get char in videoram + gfx = m_p_chargen[chr | (ra<<8)]; // get dot pattern in chargen + + /* Display a scanline of a character */ + *p++ = BIT(gfx, 7); + *p++ = BIT(gfx, 6); + *p++ = BIT(gfx, 5); + *p++ = BIT(gfx, 4); + *p++ = BIT(gfx, 3); + *p++ = BIT(gfx, 2); + *p++ = BIT(gfx, 1); + *p++ = BIT(gfx, 0); + } + } + ma+=64; + } + return 0; +} + +/* F4 Character Displayer */ +static const gfx_layout homelab_charlayout = +{ + 8, 8, /* 8 x 8 characters */ + 256, /* 256 characters */ + 1, /* 1 bits per pixel */ + { 0 }, /* no bitplanes */ + /* x offsets */ + { 0, 1, 2, 3, 4, 5, 6, 7 }, + /* y offsets */ + { 0, 1*256*8, 2*256*8, 3*256*8, 4*256*8, 5*256*8, 6*256*8, 7*256*8 }, + 8 /* every char takes 8 x 1 bytes */ +}; + +static GFXDECODE_START( homelab ) + GFXDECODE_ENTRY( "chargen", 0x0000, homelab_charlayout, 0, 1 ) +GFXDECODE_END + +QUICKLOAD_LOAD_MEMBER( homelab_state,homelab) +{ + address_space &space = m_maincpu->space(AS_PROGRAM); + int i=0; + UINT8 ch; + UINT16 quick_addr; + UINT16 quick_length; + UINT16 quick_end; + dynamic_buffer quick_data; + char pgmname[256]; + UINT16 args[2]; + int read_; + + quick_length = image.length(); + quick_data.resize(quick_length); + + read_ = image.fread( &quick_data[0], quick_length); + if (read_ != quick_length) + { + image.seterror(IMAGE_ERROR_INVALIDIMAGE, "Cannot read the file"); + image.message(" Cannot read the file"); + return IMAGE_INIT_FAIL; + } + + image.fseek(0x100, SEEK_SET); + ch = image.fgetc(); + if (ch != 0xA5) + { + image.seterror(IMAGE_ERROR_INVALIDIMAGE, "Invalid header"); + image.message(" Invalid header"); + return IMAGE_INIT_FAIL; + } + + while((ch = image.fgetc())) + { + if (i >= (ARRAY_LENGTH(pgmname) - 1)) + { + image.seterror(IMAGE_ERROR_INVALIDIMAGE, "File name too long"); + image.message(" File name too long"); + return IMAGE_INIT_FAIL; + } + + pgmname[i] = ch; /* build program name */ + i++; + } + + pgmname[i] = '\0'; /* terminate string with a null */ + + if (image.fread(args, sizeof(args)) != sizeof(args)) + { + image.seterror(IMAGE_ERROR_INVALIDIMAGE, "Unexpected EOF while getting file size"); + image.message(" Unexpected EOF while getting file size"); + return IMAGE_INIT_FAIL; + } + + quick_addr = LITTLE_ENDIANIZE_INT16(args[0]); + quick_length = LITTLE_ENDIANIZE_INT16(args[1]); + quick_end = quick_addr+quick_length-1; + + if (quick_end > 0x7fff) + { + image.seterror(IMAGE_ERROR_INVALIDIMAGE, "File too large"); + image.message(" File too large"); + return IMAGE_INIT_FAIL; + } + + /* display a message about the loaded quickload */ + image.message(" %s\nsize=%04X : start=%04X : end=%04X",pgmname,quick_length,quick_addr,quick_end); + + for (i = 0; i < quick_length; i++) + { + int j = (quick_addr + i); + if (image.fread(&ch, 1) != 1) + { + char message[256]; + snprintf(message, ARRAY_LENGTH(message), "%s: Unexpected EOF while writing byte to %04X", pgmname, (unsigned) j); + image.seterror(IMAGE_ERROR_INVALIDIMAGE, message); + image.message("%s: Unexpected EOF while writing byte to %04X", pgmname, (unsigned) j); + return IMAGE_INIT_FAIL; + } + space.write_byte(j, ch); + } + + return IMAGE_INIT_PASS; +} + +/* Machine driver */ +static MACHINE_CONFIG_START( homelab, homelab_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, XTAL_8MHz / 2) + MCFG_CPU_PROGRAM_MAP(homelab2_mem) + MCFG_CPU_VBLANK_INT_DRIVER("screen", homelab_state, homelab_frame) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) + MCFG_SCREEN_SIZE(40*8, 25*8) + MCFG_SCREEN_VISIBLE_AREA(0, 40*8-1, 0, 25*8-1) + MCFG_VIDEO_START_OVERRIDE(homelab_state,homelab2) + MCFG_SCREEN_UPDATE_DRIVER(homelab_state, screen_update_homelab2) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", homelab) + MCFG_PALETTE_ADD_MONOCHROME_GREEN("palette") + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + MCFG_SOUND_WAVE_ADD(WAVE_TAG, "cassette") + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) + + MCFG_CASSETTE_ADD( "cassette" ) + MCFG_QUICKLOAD_ADD("quickload", homelab_state, homelab, "htp", 2) +MACHINE_CONFIG_END + +static MACHINE_CONFIG_START( homelab3, homelab_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, XTAL_12MHz / 4) + MCFG_CPU_PROGRAM_MAP(homelab3_mem) + MCFG_CPU_IO_MAP(homelab3_io) + MCFG_MACHINE_RESET_OVERRIDE(homelab_state,homelab3) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) + MCFG_SCREEN_SIZE(64*8, 32*8) + MCFG_SCREEN_VISIBLE_AREA(0, 64*8-1, 0, 32*8-1) + MCFG_VIDEO_START_OVERRIDE(homelab_state,homelab3) + MCFG_SCREEN_UPDATE_DRIVER(homelab_state, screen_update_homelab3) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", homelab) + MCFG_PALETTE_ADD_MONOCHROME_GREEN("palette") + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + MCFG_SOUND_WAVE_ADD(WAVE_TAG, "cassette") + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) + + MCFG_CASSETTE_ADD( "cassette" ) + MCFG_QUICKLOAD_ADD("quickload", homelab_state, homelab, "htp", 2) +MACHINE_CONFIG_END + +static MACHINE_CONFIG_START( brailab4, homelab_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", Z80, XTAL_12MHz / 4) + MCFG_CPU_PROGRAM_MAP(brailab4_mem) + MCFG_CPU_IO_MAP(brailab4_io) + MCFG_MACHINE_RESET_OVERRIDE(homelab_state,brailab4) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) + MCFG_SCREEN_SIZE(64*8, 32*8) + MCFG_SCREEN_VISIBLE_AREA(0, 64*8-1, 0, 32*8-1) + MCFG_VIDEO_START_OVERRIDE(homelab_state,brailab4) + MCFG_SCREEN_UPDATE_DRIVER(homelab_state, screen_update_homelab3) + MCFG_SCREEN_PALETTE("palette") + + MCFG_GFXDECODE_ADD("gfxdecode", "palette", homelab) + MCFG_PALETTE_ADD_MONOCHROME_GREEN("palette") + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50) + MCFG_SOUND_WAVE_ADD(WAVE_TAG, "cassette") + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) + MCFG_SOUND_ADD ( "speech", DAC, 0 ) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0) + MCFG_DEVICE_ADD("mea8000", MEA8000, 0) + MCFG_MEA8000_DAC("speech") + + MCFG_CASSETTE_ADD( "cassette" ) + MCFG_QUICKLOAD_ADD("quickload", homelab_state, homelab, "htp", 18) +MACHINE_CONFIG_END + +DRIVER_INIT_MEMBER(homelab_state,brailab4) +{ + UINT8 *RAM = memregion("maincpu")->base(); + membank("bank1")->configure_entries(0, 2, &RAM[0xf800], 0x8000); +} + +/* ROM definition */ + +ROM_START( homelab2 ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) + ROM_LOAD( "hl2_1.rom", 0x0000, 0x0800, BAD_DUMP CRC(205365f7) SHA1(da93b65befd83513dc762663b234227ba804124d)) + ROM_LOAD( "hl2_2.rom", 0x0800, 0x0800, CRC(696af3c1) SHA1(b53bc6ae2b75975618fc90e7181fa5d21409fce1)) + ROM_LOAD( "hl2_3.rom", 0x1000, 0x0800, CRC(69e57e8c) SHA1(e98510abb715dbf513e1b29fb6b09ab54e9483b7)) + ROM_LOAD( "hl2_4.rom", 0x1800, 0x0800, CRC(97cbbe74) SHA1(34f0bad41302b059322018abc3d1c2336ecfbea8)) + ROM_LOAD( "hl2_m.rom", 0x2000, 0x0800, CRC(10040235) SHA1(e121dfb97cc8ea99193a9396a9f7af08585e0ff0) ) + ROM_FILL(0x46, 1, 0x18) // fix bad code + ROM_FILL(0x47, 1, 0x0E) + + ROM_REGION(0x0800, "chargen",0) + ROM_LOAD( "hl2.chr", 0x0000, 0x0800, CRC(2e669d40) SHA1(639dd82ed29985dc69830aca3b904b6acc8fe54a)) + // found on net, looks like bad dump + //ROM_LOAD_OPTIONAL( "hl2_ch.rom", 0x0800, 0x1000, CRC(6a5c915a) SHA1(7e4e966358556c6aabae992f4c2b292b6aab59bd) ) +ROM_END + +ROM_START( homelab3 ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) + ROM_LOAD( "hl3_1.rom", 0x0000, 0x1000, CRC(6b90a8ea) SHA1(8ac40ca889b8c26cdf74ca309fbafd70dcfdfbec)) + ROM_LOAD( "hl3_2.rom", 0x1000, 0x1000, CRC(bcac3c24) SHA1(aff371d17f61cb60c464998e092f04d5d85c4d52)) + ROM_LOAD( "hl3_3.rom", 0x2000, 0x1000, CRC(ab1b4ab0) SHA1(ad74c7793f5dc22061a88ef31d3407267ad08719)) + ROM_LOAD( "hl3_4.rom", 0x3000, 0x1000, CRC(bf67eff9) SHA1(2ef5d46f359616e7d0e5a124df528de44f0e850b)) + + ROM_REGION(0x0800, "chargen",0) + ROM_LOAD( "hl3.chr", 0x0000, 0x0800, CRC(f58ee39b) SHA1(49399c42d60a11b218a225856da86a9f3975a78a)) +ROM_END + +ROM_START( homelab4 ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) + ROM_LOAD( "hl4_1.rom", 0x0000, 0x1000, CRC(a549b2d4) SHA1(90fc5595da8431616aee56eb5143b9f04281e798)) + ROM_LOAD( "hl4_2.rom", 0x1000, 0x1000, CRC(151d33e8) SHA1(d32004bc1553f802b9d3266709552f7d5315fe44)) + ROM_LOAD( "hl4_3.rom", 0x2000, 0x1000, CRC(39571ab1) SHA1(8470cff2e3442101e6a0bc655358b3a6fc1ef944)) + ROM_LOAD( "hl4_4.rom", 0x3000, 0x1000, CRC(f4b77ca2) SHA1(ffbdb3c1819c7357e2a0fc6317c111a8a7ecfcd5)) + + ROM_REGION(0x0800, "chargen",0) + ROM_LOAD( "hl4.chr", 0x0000, 0x0800, CRC(f58ee39b) SHA1(49399c42d60a11b218a225856da86a9f3975a78a)) +ROM_END + +ROM_START( brailab4 ) + ROM_REGION( 0x18000, "maincpu", ROMREGION_ERASEFF ) + ROM_LOAD( "brl1.rom", 0x0000, 0x1000, CRC(02323403) SHA1(3a2e853e0a39e05a04a8db58e1a76de1eda579c9)) + ROM_LOAD( "brl2.rom", 0x1000, 0x1000, CRC(36173fbc) SHA1(1c01398e16a1cbe4103e1be769347ceae873e090)) + ROM_LOAD( "brl3.rom", 0x2000, 0x1000, CRC(d3cdd108) SHA1(1a24e6c5f9c370ff6cb25045cb9d95e664467eb5)) + ROM_LOAD( "brl4.rom", 0x3000, 0x1000, CRC(d4047885) SHA1(00fe40c4c2c64a49bb429fb2b27cc7e0d0025a85)) + ROM_LOAD( "brl5.rom", 0xd000, 0x1000, CRC(8a76be04) SHA1(4b683b9be23b47117901fe874072eb7aa481e4ff)) + + ROM_REGION(0x0800, "chargen",0) + ROM_LOAD( "hl4.chr", 0x0000, 0x0800, CRC(f58ee39b) SHA1(49399c42d60a11b218a225856da86a9f3975a78a)) + + // these roms were found on the net, to be investigated + ROM_REGION( 0x5020, "user1", 0 ) + // brl1 to 5 merged, with small changes + // 00BF: 28 18 87 -> 30 30 0c + // 0138: 07 0a 06 0b -> 0c 06 07 0a (keyboard assignments) + ROM_LOAD_OPTIONAL( "brl.rom", 0x0000, 0x5000, CRC(54af5d30) SHA1(d1e7b7f5866acba0503d47f610456f396526240b) ) + // a small prom + ROM_LOAD_OPTIONAL( "brlcpm.rom", 0x5000, 0x0020, CRC(b936d568) SHA1(150330eccbc4b664eba4103f051d6e932038e9e8) ) +ROM_END + +ROM_START( braiplus ) + ROM_REGION( 0x18000, "maincpu", ROMREGION_ERASEFF ) + ROM_LOAD( "brailabplus.bin", 0x0000, 0x4000, CRC(521d6952) SHA1(f7405520d86fc7abd2dec51d1d016658472f6fe8) ) + + ROM_REGION(0x0800, "chargen",0) // no idea what chargen it uses + ROM_LOAD( "hl4.chr", 0x0000, 0x0800, CRC(f58ee39b) SHA1(49399c42d60a11b218a225856da86a9f3975a78a)) +ROM_END + +/* Driver */ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ +COMP( 1982, homelab2, 0, 0, homelab, homelab, driver_device, 0, "Jozsef and Endre Lukacs", "Homelab 2 / Aircomp 16", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW ) +COMP( 1983, homelab3, homelab2, 0, homelab3, homelab3, driver_device, 0, "Jozsef and Endre Lukacs", "Homelab 3", MACHINE_NOT_WORKING ) +COMP( 1984, homelab4, homelab2, 0, homelab3, homelab3, driver_device, 0, "Jozsef and Endre Lukacs", "Homelab 4", MACHINE_NOT_WORKING ) +COMP( 1984, brailab4, homelab2, 0, brailab4, brailab4, homelab_state, brailab4, "Jozsef and Endre Lukacs", "Brailab 4", MACHINE_NOT_WORKING ) +COMP( 1988, braiplus, homelab2, 0, brailab4, brailab4, homelab_state, brailab4, "Jozsef and Endre Lukacs", "Brailab Plus", MACHINE_NOT_WORKING | MACHINE_IS_SKELETON ) |