diff options
Diffstat (limited to 'src/mess/drivers/apricotf.c')
-rw-r--r-- | src/mess/drivers/apricotf.c | 435 |
1 files changed, 0 insertions, 435 deletions
diff --git a/src/mess/drivers/apricotf.c b/src/mess/drivers/apricotf.c deleted file mode 100644 index 9ea574b7a1d..00000000000 --- a/src/mess/drivers/apricotf.c +++ /dev/null @@ -1,435 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Angelo Salese, Robbbert -/*************************************************************************** - - ACT Apricot F1 series - - preliminary driver by Angelo Salese - - -11/09/2011 - modernised. The portable doesn't seem to have - scroll registers, and it sets the palette to black. - I've added a temporary video output so that you can get - an idea of what the screen should look like. [Robbbert] - -****************************************************************************/ - -/* - - TODO: - - - CTC/SIO interrupt acknowledge - - CTC clocks - - sound - -*/ - -#include "emu.h" -#include "cpu/i86/i86.h" -#include "cpu/z80/z80daisy.h" -#include "imagedev/flopdrv.h" -#include "machine/apricotkb.h" -#include "machine/buffer.h" -#include "bus/centronics/ctronics.h" -#include "machine/wd_fdc.h" -#include "machine/z80ctc.h" -#include "machine/z80dart.h" -#include "formats/apridisk.h" - - -//************************************************************************** -// MACROS / CONSTANTS -//************************************************************************** - -#define SCREEN_TAG "screen" -#define I8086_TAG "10d" -#define Z80CTC_TAG "13d" -#define Z80SIO2_TAG "15d" -#define WD2797_TAG "5f" -#define CENTRONICS_TAG "centronics" - - -//************************************************************************** -// TYPE DEFINITIONS -//************************************************************************** - -// ======================> f1_state - -class f1_state : public driver_device -{ -public: - f1_state(const machine_config &mconfig, device_type type, const char *tag) - : driver_device(mconfig, type, tag), - m_maincpu(*this, I8086_TAG), - m_ctc(*this, Z80CTC_TAG), - m_sio(*this, Z80SIO2_TAG), - m_fdc(*this, WD2797_TAG), - m_floppy0(*this, WD2797_TAG ":0"), - m_floppy1(*this, WD2797_TAG ":1"), - m_centronics(*this, CENTRONICS_TAG), - m_cent_data_out(*this, "cent_data_out"), - m_ctc_int(CLEAR_LINE), - m_sio_int(CLEAR_LINE), - m_p_scrollram(*this, "p_scrollram"), - m_p_paletteram(*this, "p_paletteram"), - m_palette(*this, "palette") - { } - - DECLARE_FLOPPY_FORMATS(floppy_formats); - - virtual void machine_start(); - - required_device<cpu_device> m_maincpu; - required_device<z80ctc_device> m_ctc; - required_device<z80sio2_device> m_sio; - required_device<wd2797_t> m_fdc; - required_device<floppy_connector> m_floppy0; - required_device<floppy_connector> m_floppy1; - required_device<centronics_device> m_centronics; - required_device<output_latch_device> m_cent_data_out; - int m_ctc_int; - int m_sio_int; - required_shared_ptr<UINT16> m_p_scrollram; - required_shared_ptr<UINT16> m_p_paletteram; - required_device<palette_device> m_palette; - - UINT32 screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); - - DECLARE_READ16_MEMBER( palette_r ); - DECLARE_WRITE16_MEMBER( palette_w ); - DECLARE_WRITE8_MEMBER( system_w ); - DECLARE_WRITE_LINE_MEMBER( sio_int_w ); - DECLARE_WRITE_LINE_MEMBER( ctc_int_w ); - DECLARE_WRITE_LINE_MEMBER( ctc_z1_w ); - DECLARE_WRITE_LINE_MEMBER( ctc_z2_w ); - - int m_40_80; - int m_200_256; -}; - - -//************************************************************************** -// VIDEO -//************************************************************************** - -UINT32 f1_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) -{ - address_space &program = m_maincpu->space(AS_PROGRAM); - int lines = m_200_256 ? 200 : 256; - - for (int y = 0; y < lines; y++) - { - offs_t addr = m_p_scrollram[y] << 1; - - for (int sx = 0; sx < 80; sx++) - { - UINT16 data = program.read_word(addr); - - if (m_40_80) - { - for (int x = 0; x < 8; x++) - { - int color = (BIT(data, 15) << 1) | BIT(data, 7); - - bitmap.pix16(y, (sx * 8) + x) = color; - - data <<= 1; - } - } - else - { - for (int x = 0; x < 4; x++) - { - int color = (BIT(data, 15) << 3) | (BIT(data, 14) << 2) | (BIT(data, 7) << 1) | BIT(data, 6); - - bitmap.pix16(y, (sx * 8) + (x * 2)) = color; - bitmap.pix16(y, (sx * 8) + (x * 2) + 1) = color; - - data <<= 2; - } - } - - addr += 2; - } - } - - return 0; -} - -READ16_MEMBER( f1_state::palette_r ) -{ - return m_p_paletteram[offset]; -} - -WRITE16_MEMBER( f1_state::palette_w ) -{ - UINT8 i,r,g,b; - COMBINE_DATA(&m_p_paletteram[offset]); - - if(ACCESSING_BITS_0_7 && offset) //TODO: offset 0 looks bogus - { - i = m_p_paletteram[offset] & 1; - r = ((m_p_paletteram[offset] & 2)>>0) | i; - g = ((m_p_paletteram[offset] & 4)>>1) | i; - b = ((m_p_paletteram[offset] & 8)>>2) | i; - - m_palette->set_pen_color(offset, pal2bit(r), pal2bit(g), pal2bit(b)); - } -} - - -static const gfx_layout charset_8x8 = -{ - 8,8, - 256, - 1, - { 0 }, - { 0, 1, 2, 3, 4, 5, 6, 7 }, - { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 }, - 8*8 -}; - - -static GFXDECODE_START( act_f1 ) - GFXDECODE_ENTRY( I8086_TAG, 0x0800, charset_8x8, 0, 1 ) -GFXDECODE_END - - -WRITE8_MEMBER( f1_state::system_w ) -{ - switch(offset) - { - case 0: // centronics data port - m_cent_data_out->write(space, 0, data); - break; - - case 1: // drive select - m_fdc->set_floppy(BIT(data, 0) ? m_floppy0->get_device() : m_floppy1->get_device()); - break; - - case 3: // drive head load - break; - - case 5: // drive motor on - m_floppy0->get_device()->mon_w(!BIT(data, 0)); - m_floppy1->get_device()->mon_w(!BIT(data, 0)); - break; - - case 7: // video lines (1=200, 0=256) - m_200_256 = BIT(data, 0); - break; - - case 9: // video columns (1=80, 0=40) - m_40_80 = BIT(data, 0); - break; - - case 0x0b: // LED 0 enable - break; - - case 0x0d: // LED 1 enable - break; - - case 0x0f: // centronics strobe output - m_centronics->write_strobe(!BIT(data, 0)); - break; - } -} - - -void f1_state::machine_start() -{ -} - - - -//************************************************************************** -// ADDRESS MAPS -//************************************************************************** - -//------------------------------------------------- -// ADDRESS_MAP( act_f1_mem ) -//------------------------------------------------- - -static ADDRESS_MAP_START( act_f1_mem, AS_PROGRAM, 16, f1_state ) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x00000, 0x01dff) AM_RAM - AM_RANGE(0x01e00, 0x01fff) AM_RAM AM_SHARE("p_scrollram") - AM_RANGE(0x02000, 0x3ffff) AM_RAM - AM_RANGE(0xe0000, 0xe001f) AM_READWRITE(palette_r, palette_w) AM_SHARE("p_paletteram") - AM_RANGE(0xf8000, 0xfffff) AM_ROM AM_REGION(I8086_TAG, 0) -ADDRESS_MAP_END - - -//------------------------------------------------- -// ADDRESS_MAP( act_f1_io ) -//------------------------------------------------- - -static ADDRESS_MAP_START( act_f1_io, AS_IO, 16, f1_state ) - ADDRESS_MAP_UNMAP_HIGH - AM_RANGE(0x0000, 0x000f) AM_WRITE8(system_w, 0xffff) - AM_RANGE(0x0010, 0x0017) AM_DEVREADWRITE8(Z80CTC_TAG, z80ctc_device, read, write, 0x00ff) - AM_RANGE(0x0020, 0x0027) AM_DEVREADWRITE8(Z80SIO2_TAG, z80sio2_device, ba_cd_r, ba_cd_w, 0x00ff) -// AM_RANGE(0x0030, 0x0031) AM_WRITE8(ctc_ack_w, 0x00ff) - AM_RANGE(0x0040, 0x0047) AM_DEVREADWRITE8(WD2797_TAG, wd2797_t, read, write, 0x00ff) -// AM_RANGE(0x01e0, 0x01ff) winchester -ADDRESS_MAP_END - - -//************************************************************************** -// INPUT PORTS -//************************************************************************** - -//------------------------------------------------- -// INPUT_PORTS( act ) -//------------------------------------------------- - -static INPUT_PORTS_START( act ) - // defined in machine/apricotkb.c -INPUT_PORTS_END - - - -//************************************************************************** -// DEVICE CONFIGURATION -//************************************************************************** - -//------------------------------------------------- -// Z80SIO -//------------------------------------------------- - -WRITE_LINE_MEMBER( f1_state::sio_int_w ) -{ - m_sio_int = state; - - m_maincpu->set_input_line(INPUT_LINE_IRQ0, m_ctc_int || m_sio_int); -} - -//------------------------------------------------- -// Z80CTC -//------------------------------------------------- - -WRITE_LINE_MEMBER( f1_state::ctc_int_w ) -{ - m_ctc_int = state; - - m_maincpu->set_input_line(INPUT_LINE_IRQ0, m_ctc_int | m_sio_int); -} - -WRITE_LINE_MEMBER( f1_state::ctc_z1_w ) -{ - m_sio->rxcb_w(state); - m_sio->txcb_w(state); -} - -WRITE_LINE_MEMBER( f1_state::ctc_z2_w ) -{ - m_sio->txca_w(state); -} - -//------------------------------------------------- -// floppy -//------------------------------------------------- - -FLOPPY_FORMATS_MEMBER( f1_state::floppy_formats ) - FLOPPY_APRIDISK_FORMAT -FLOPPY_FORMATS_END - -static SLOT_INTERFACE_START( apricotf_floppies ) - SLOT_INTERFACE( "d31v", SONY_OA_D31V ) - SLOT_INTERFACE( "d32w", SONY_OA_D32W ) -SLOT_INTERFACE_END - - - -//************************************************************************** -// MACHINE DRIVERS -//************************************************************************** - -//------------------------------------------------- -// MACHINE_CONFIG( act_f1 ) -//------------------------------------------------- - -static MACHINE_CONFIG_START( act_f1, f1_state ) - /* basic machine hardware */ - MCFG_CPU_ADD(I8086_TAG, I8086, XTAL_14MHz/4) - MCFG_CPU_PROGRAM_MAP(act_f1_mem) - MCFG_CPU_IO_MAP(act_f1_io) - - /* video hardware */ - MCFG_SCREEN_ADD(SCREEN_TAG, RASTER) - MCFG_SCREEN_REFRESH_RATE(50) - MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ - MCFG_SCREEN_UPDATE_DRIVER(f1_state, screen_update) - MCFG_SCREEN_SIZE(640, 256) - MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 256-1) - MCFG_SCREEN_PALETTE("palette") - - MCFG_PALETTE_ADD("palette", 16) - MCFG_GFXDECODE_ADD("gfxdecode", "palette", act_f1) - - /* Devices */ - MCFG_DEVICE_ADD(APRICOT_KEYBOARD_TAG, APRICOT_KEYBOARD, 0) - - MCFG_Z80SIO2_ADD(Z80SIO2_TAG, 2500000, 0, 0, 0, 0) - MCFG_Z80DART_OUT_INT_CB(WRITELINE(f1_state, sio_int_w)) - - MCFG_DEVICE_ADD(Z80CTC_TAG, Z80CTC, 2500000) - MCFG_Z80CTC_INTR_CB(WRITELINE(f1_state, ctc_int_w)) - MCFG_Z80CTC_ZC1_CB(WRITELINE(f1_state, ctc_z1_w)) - MCFG_Z80CTC_ZC2_CB(WRITELINE(f1_state, ctc_z2_w)) - - MCFG_CENTRONICS_ADD("centronics", centronics_devices, "printer") - MCFG_CENTRONICS_BUSY_HANDLER(DEVWRITELINE(Z80SIO2_TAG, z80dart_device, ctsa_w)) - - MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", CENTRONICS_TAG) - - // floppy - MCFG_WD2797_ADD(WD2797_TAG, XTAL_4MHz / 2 /* ? */) - MCFG_WD_FDC_INTRQ_CALLBACK(INPUTLINE(I8086_TAG, INPUT_LINE_NMI)) - MCFG_WD_FDC_DRQ_CALLBACK(INPUTLINE(I8086_TAG, INPUT_LINE_TEST)) - - MCFG_FLOPPY_DRIVE_ADD(WD2797_TAG ":0", apricotf_floppies, "d32w", f1_state::floppy_formats) - MCFG_FLOPPY_DRIVE_ADD(WD2797_TAG ":1", apricotf_floppies, "d32w", f1_state::floppy_formats) -MACHINE_CONFIG_END - - - -//************************************************************************** -// ROMS -//************************************************************************** - -//------------------------------------------------- -// ROM( f1 ) -//------------------------------------------------- - -ROM_START( f1 ) - ROM_REGION( 0x8000, I8086_TAG, 0 ) - ROM_LOAD16_BYTE( "lo_f1_1.6.8f", 0x0000, 0x4000, CRC(be018be2) SHA1(80b97f5b2111daf112c69b3f58d1541a4ba69da0) ) // Labelled F1 - LO Vr. 1.6 - ROM_LOAD16_BYTE( "hi_f1_1.6.10f", 0x0001, 0x4000, CRC(bbba77e2) SHA1(e62bed409eb3198f4848f85fccd171cd0745c7c0) ) // Labelled F1 - HI Vr. 1.6 -ROM_END - -#define rom_f1e rom_f1 -#define rom_f2 rom_f1 - - -//------------------------------------------------- -// ROM( f10 ) -//------------------------------------------------- - -ROM_START( f10 ) - ROM_REGION( 0x8000, I8086_TAG, 0 ) - ROM_LOAD16_BYTE( "lo_f10_3.1.1.8f", 0x0000, 0x4000, CRC(bfd46ada) SHA1(0a36ef379fa9af7af9744b40c167ce6e12093485) ) // Labelled LO-FRange Vr3.1.1 - ROM_LOAD16_BYTE( "hi_f10_3.1.1.10f", 0x0001, 0x4000, CRC(67ad5b3a) SHA1(a5ececb87476a30167cf2a4eb35c03aeb6766601) ) // Labelled HI-FRange Vr3.1.1 -ROM_END - - - -//************************************************************************** -// SYSTEM DRIVERS -//************************************************************************** - -// YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS -COMP( 1984, f1, 0, 0, act_f1, act, driver_device, 0, "ACT", "Apricot F1", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) -COMP( 1984, f1e, f1, 0, act_f1, act, driver_device, 0, "ACT", "Apricot F1e", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) -COMP( 1984, f2, f1, 0, act_f1, act, driver_device, 0, "ACT", "Apricot F2", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) -COMP( 1985, f10, f1, 0, act_f1, act, driver_device, 0, "ACT", "Apricot F10", MACHINE_NOT_WORKING | MACHINE_NO_SOUND ) |