diff options
author | Miodrag Milanovic <mmicko@gmail.com> | 2015-11-08 12:56:12 +0100 |
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committer | Miodrag Milanovic <mmicko@gmail.com> | 2015-11-08 12:56:12 +0100 |
commit | 7c19aac60e12d6f5ea301bdb34d7826a01e0b06f (patch) | |
tree | f310d86aa2c6bfc19d115307dedde4eb0cd52dad /src/mame/drivers/ms0515.cpp | |
parent | a57b46ae933badd7441ce1644711dbb851e2b504 (diff) |
Rename *.c -> *.cpp in our source (nw)
Diffstat (limited to 'src/mame/drivers/ms0515.cpp')
-rw-r--r-- | src/mame/drivers/ms0515.cpp | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/src/mame/drivers/ms0515.cpp b/src/mame/drivers/ms0515.cpp new file mode 100644 index 00000000000..9f72a325764 --- /dev/null +++ b/src/mame/drivers/ms0515.cpp @@ -0,0 +1,258 @@ +// license:BSD-3-Clause +// copyright-holders:Miodrag Milanovic +/*************************************************************************** + + Elektronika MS-0515 + + 06/08/2012 Skeleton driver. + +****************************************************************************/ + +#include "emu.h" +#include "cpu/t11/t11.h" +#include "machine/wd_fdc.h" +#include "machine/ram.h" +#include "machine/i8255.h" + +class ms0515_state : public driver_device +{ +public: + ms0515_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag), + m_maincpu(*this, "maincpu"), + m_ram(*this, RAM_TAG), + m_floppy(*this, "vg93:0:525qd") + { } + + required_device<cpu_device> m_maincpu; + required_device<ram_device> m_ram; + required_device<floppy_image_device> m_floppy; + + DECLARE_WRITE16_MEMBER(ms0515_bank_w); + DECLARE_WRITE8_MEMBER(ms0515_sys_w); + + virtual void machine_reset(); + + UINT8 *m_video_ram; + UINT8 m_sysreg; + int m_blink; + DECLARE_PALETTE_INIT(ms0515); + UINT32 screen_update_ms0515(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); + DECLARE_WRITE8_MEMBER(ms0515_portc_w); +}; + +static ADDRESS_MAP_START(ms0515_mem, AS_PROGRAM, 16, ms0515_state) + ADDRESS_MAP_UNMAP_HIGH + AM_RANGE(0000000, 0017777) AM_RAMBANK("bank0") // RAM + AM_RANGE(0020000, 0037777) AM_RAMBANK("bank1") // RAM + AM_RANGE(0040000, 0057777) AM_RAMBANK("bank2") // RAM + AM_RANGE(0060000, 0077777) AM_RAMBANK("bank3") // RAM + AM_RANGE(0100000, 0117777) AM_RAMBANK("bank4") // RAM + AM_RANGE(0120000, 0137777) AM_RAMBANK("bank5") // RAM + AM_RANGE(0140000, 0157777) AM_RAMBANK("bank6") // RAM + + AM_RANGE(0160000, 0177377) AM_ROM + + AM_RANGE(0177400, 0177437) AM_WRITE(ms0515_bank_w) // Register for RAM expansion + + //AM_RANGE(0177440, 0177441) // read data + //AM_RANGE(0177460, 0177461) // write data Elektronika MS-7004 Keyboard + //AM_RANGE(0177442, 0177443) // read + //AM_RANGE(0177462, 0177463) // write + + //AM_RANGE(0177500, 0177501) + //AM_RANGE(0177502, 0177503) + //AM_RANGE(0177504, 0177505) // i8253 + //AM_RANGE(0177506, 0177507) + + //AM_RANGE(0177540, 0177541) + //AM_RANGE(0177542, 0177543) + //AM_RANGE(0177544, 0177545) // i8255 for MS-7007 Keyboard + //AM_RANGE(0177546, 0177547) + + AM_RANGE(0177600, 0177607) AM_DEVREADWRITE8("ppi8255_1", i8255_device, read, write, 0x00ff) + + AM_RANGE(0177640, 0177641) AM_DEVREADWRITE8("vg93", fd1793_t, status_r, cmd_w,0x00ff) + AM_RANGE(0177642, 0177643) AM_DEVREADWRITE8("vg93", fd1793_t, track_r, track_w,0x00ff) + AM_RANGE(0177644, 0177645) AM_DEVREADWRITE8("vg93", fd1793_t, sector_r, sector_w,0x00ff) + AM_RANGE(0177646, 0177647) AM_DEVREADWRITE8("vg93", fd1793_t, data_r, data_w,0x00ff) + + //AM_RANGE(0177700, 0177701) // read data + //AM_RANGE(0177720, 0177721) // write data // protocol S2 + //AM_RANGE(0177702, 0177703) // read status + //AM_RANGE(0177722, 0177723) // write control + + //AM_RANGE(0177770, 0177771) // read/write +ADDRESS_MAP_END + +WRITE16_MEMBER(ms0515_state::ms0515_bank_w) +{ + UINT8 *ram = m_ram->pointer(); + membank("bank0")->set_base(ram + 0000000 + BIT(data,0) * 0160000); + membank("bank1")->set_base(ram + 0020000 + BIT(data,1) * 0160000); + membank("bank2")->set_base(ram + 0040000 + BIT(data,2) * 0160000); + membank("bank3")->set_base(ram + 0060000 + BIT(data,3) * 0160000); + membank("bank4")->set_base(ram + 0100000 + BIT(data,4) * 0160000); + membank("bank5")->set_base(ram + 0120000 + BIT(data,5) * 0160000); + membank("bank6")->set_base(ram + 0140000 + BIT(data,6) * 0160000); + if (BIT(data,7)) { + switch((data >> 10) % 3) + { + case 0: // 000000 - 037777 + membank("bank0")->set_base(ram + 0000000 + 0340000); + membank("bank1")->set_base(ram + 0020000 + 0340000); + break; + case 1: // 040000 - 077777 + membank("bank2")->set_base(ram + 0000000 + 0340000); + membank("bank3")->set_base(ram + 0020000 + 0340000); + break; + case 2: + case 3: // 100000 - 137777 + membank("bank4")->set_base(ram + 0000000 + 0340000); + membank("bank5")->set_base(ram + 0020000 + 0340000); + break; + } + } +} + +WRITE8_MEMBER(ms0515_state::ms0515_sys_w) +{ + m_sysreg = data; +} + +void ms0515_state::machine_reset() +{ + UINT8 *ram = m_ram->pointer(); + ms0515_bank_w(machine().driver_data()->generic_space(),0,0); + + m_video_ram = ram + 0000000 + 0340000; + m_blink = 0; + + m_floppy->mon_w(0); // turn it on +} + +/* Input ports */ +static INPUT_PORTS_START( ms0515 ) +INPUT_PORTS_END + +// disk format: 80 tracks, 1 head, 10 sectors, 512 bytes sector length, first sector id 0 + +static SLOT_INTERFACE_START( ms0515_floppies ) + SLOT_INTERFACE( "525qd", FLOPPY_525_QD ) // 720 KB +SLOT_INTERFACE_END + +UINT32 ms0515_state::screen_update_ms0515(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) +{ + int y, x, b; + int addr = 0; + if (BIT(m_sysreg,3)) { + for (y = 0; y < 200; y++) + { + int horpos = 0; + for (x = 0; x < 40; x++) + { + UINT16 code = (m_video_ram[addr++] << 8); + code += m_video_ram[addr++]; + for (b = 0; b < 16; b++) + { + // In lower res mode we will just double pixels + bitmap.pix16(y, horpos++) = ((code >> (15-b)) & 0x01) ? 0 : 7; + } + } + } + } else { + for (y = 0; y < 200; y++) + { + int horpos = 0; + for (x = 0; x < 40; x++) + { + UINT8 code = m_video_ram[addr++]; + UINT8 attr = m_video_ram[addr++]; + UINT8 fg = (attr & 7) + BIT(attr,6)*8; + UINT8 bg = ((attr >> 3) & 7) + BIT(attr,6)*8; + if (BIT(attr,7) && (m_blink == 20)) { + UINT8 tmp = fg; + fg = bg; bg = tmp; + m_blink = -1; + } + for (b = 0; b < 8; b++) + { + // In lower res mode we will just double pixels + bitmap.pix16(y, horpos++) = ((code >> (7-b)) & 0x01) ? fg : bg; + bitmap.pix16(y, horpos++) = ((code >> (7-b)) & 0x01) ? fg : bg; + } + } + } + } + m_blink++; + return 0; +} + +PALETTE_INIT_MEMBER(ms0515_state, ms0515) +{ + palette.set_pen_color(0, rgb_t(0, 0, 0)); + palette.set_pen_color(1, rgb_t(0, 0, 127)); + palette.set_pen_color(2, rgb_t(127, 0, 0)); + palette.set_pen_color(3, rgb_t(127, 0, 127)); + palette.set_pen_color(4, rgb_t(0, 127, 0)); + palette.set_pen_color(5, rgb_t(0, 127, 127)); + palette.set_pen_color(6, rgb_t(127, 127, 0)); + palette.set_pen_color(7, rgb_t(127, 127, 127)); + + palette.set_pen_color(8, rgb_t(127, 127, 127)); + palette.set_pen_color(9, rgb_t(127, 127, 255)); + palette.set_pen_color(10, rgb_t(255, 127, 127)); + palette.set_pen_color(11, rgb_t(255, 127, 255)); + palette.set_pen_color(12, rgb_t(127, 255, 127)); + palette.set_pen_color(13, rgb_t(127, 255, 255)); + palette.set_pen_color(14, rgb_t(255, 255, 127)); + palette.set_pen_color(15, rgb_t(255, 255, 255)); +} + +WRITE8_MEMBER(ms0515_state::ms0515_portc_w) +{ + m_sysreg = data; +} + +static MACHINE_CONFIG_START( ms0515, ms0515_state ) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu",T11, XTAL_4MHz) // Need proper CPU here + MCFG_T11_INITIAL_MODE(0xf2ff) + MCFG_CPU_PROGRAM_MAP(ms0515_mem) + + MCFG_DEVICE_ADD("vg93", FD1793, 1000000) + MCFG_FLOPPY_DRIVE_ADD("vg93:0", ms0515_floppies, "525qd", floppy_image_device::default_floppy_formats) + + /* video hardware */ + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_REFRESH_RATE(50) + MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */ + MCFG_SCREEN_SIZE(640, 200) + MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 200-1) + MCFG_SCREEN_UPDATE_DRIVER(ms0515_state, screen_update_ms0515) + MCFG_SCREEN_PALETTE("palette") + + MCFG_PALETTE_ADD("palette", 16) + MCFG_PALETTE_INIT_OWNER(ms0515_state, ms0515) + + MCFG_DEVICE_ADD("ppi8255_1", I8255, 0) + MCFG_I8255_OUT_PORTC_CB(WRITE8(ms0515_state, ms0515_portc_w)) + + //MCFG_DEVICE_ADD("ppi8255_2", I8255, 0) + + /* internal ram */ + MCFG_RAM_ADD(RAM_TAG) + MCFG_RAM_DEFAULT_SIZE("128K") +MACHINE_CONFIG_END + +/* ROM definition */ +ROM_START( ms0515 ) + ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF ) + ROM_LOAD16_BYTE( "7004l.bin", 0xc000, 0x2000, CRC(b08b3b73) SHA1(c12fd4672598cdf499656dcbb4118d787769d589)) + ROM_LOAD16_BYTE( "7004h.bin", 0xc001, 0x2000, CRC(515dcf99) SHA1(edd34300fd642c89ce321321e1b12493cd16b7a5)) +ROM_END + +/* Driver */ + +/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */ +COMP( ????, ms0515, 0, 0, ms0515, ms0515, driver_device, 0, "Elektronika", "MS-0515", MACHINE_NOT_WORKING | MACHINE_NO_SOUND) |