diff options
Diffstat (limited to 'src/mame/drivers/wy60.cpp')
-rw-r--r-- | src/mame/drivers/wy60.cpp | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/mame/drivers/wy60.cpp b/src/mame/drivers/wy60.cpp new file mode 100644 index 00000000000..09381d15ba6 --- /dev/null +++ b/src/mame/drivers/wy60.cpp @@ -0,0 +1,121 @@ +// license:BSD-3-Clause +// copyright-holders:AJR +/*********************************************************************************************************************************** + + Skeleton driver for Wyse WY-60 terminal. + +***********************************************************************************************************************************/ + +#include "emu.h" +#include "cpu/mcs51/mcs51.h" +//#include "machine/i2cmem.h" +#include "machine/mc2661.h" +#include "screen.h" + +class wy60_state : public driver_device +{ +public: + wy60_state(const machine_config &mconfig, device_type type, const char *tag) + : driver_device(mconfig, type, tag) + , m_screen(*this, "screen") + , m_sio(*this, "sio") + { + } + + void wy60(machine_config &config); + +protected: + virtual void machine_start() override; + virtual void driver_start() override; + +private: + u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); + + void prog_map(address_map &map); + void ext_map(address_map &map); + + required_device<screen_device> m_screen; + required_device<mc2661_device> m_sio; +}; + + +void wy60_state::machine_start() +{ +} + +u32 wy60_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) +{ + return 0; +} + +void wy60_state::prog_map(address_map &map) +{ + // TODO: EA banking? + map(0x0000, 0xffff).rom().region("wyseprog", 0); +} + +void wy60_state::ext_map(address_map &map) +{ +} + + +static INPUT_PORTS_START(wy60) +INPUT_PORTS_END + +void wy60_state::wy60(machine_config &config) +{ + i8051_device &maincpu(I8051(config, "maincpu", 11_MHz_XTAL)); // P8051AN-40196 + maincpu.set_addrmap(AS_PROGRAM, &wy60_state::prog_map); + maincpu.set_addrmap(AS_IO, &wy60_state::ext_map); + + //X2404(config, m_eeprom); + + SCREEN(config, m_screen, SCREEN_TYPE_RASTER); + m_screen->set_raw(26.58_MHz_XTAL, 1000, 0, 800, 443, 0, 416); // 26.580 kHz horizontal + //m_screen->set_raw(39.71_MHz_XTAL, 1494, 0, 1188, 443, 0, 416); + m_screen->set_screen_update(FUNC(wy60_state::screen_update)); + + MC2661(config, m_sio, 4.9152_MHz_XTAL); // SCN2661B +} + +// CPU: 8051(202008-03) +// EPROM: 27512(193003-01) +// Video: 211003-02/205001-02 +// RAM: 2064 (2064/2016/2016/2064) +// NVRAM: X2404 +// UART: 2661 +// XTALs: 39.710, 26.580, 11.000, 4.9152 + +ROM_START(wy60) + ROM_REGION(0x1000, "maincpu", 0) + ROM_LOAD("202008-03.bin", 0x0000, 0x1000, NO_DUMP) + + ROM_REGION(0x10000, "wyseprog", 0) + ROM_LOAD("193003-01.u9", 0x00000, 0x10000, CRC(26de0ea4) SHA1(91409f98a3990b514fbcb7de2eb45944bf5b95bc)) +ROM_END + +ROM_START(wy60a) + ROM_REGION(0x1000, "maincpu", 0) + ROM_LOAD("202008-03.bin", 0x0000, 0x1000, NO_DUMP) + + ROM_REGION(0x10000, "wyseprog", 0) + ROM_LOAD("wy-60_4k.u6", 0x00000, 0x10000, CRC(6daf2824) SHA1(23cd039ec7ae71b0742e8eebf75be8cd5992e3fd)) +ROM_END + +void wy60_state::driver_start() +{ + uint8_t *rom = memregion("wyseprog")->base(); + for (offs_t base = 0x00000; base < 0x10000; base += 0x2000) + { + std::vector<uint8_t> orig(&rom[base], &rom[base + 0x2000]); + + for (offs_t offset = 0; offset < 0x2000; offset++) + rom[base | offset] = bitswap<8>(orig[bitswap<13>(offset, 0, 6, 9, 4, 2, 1, 3, 5, 7, 8, 10, 11, 12)], 6, 0, 5, 1, 4, 2, 3, 7); + } + + // FIXME: remove once internal ROM is dumped + std::copy_n(rom, 0x1000, memregion("maincpu")->base()); +} + +COMP(1986, wy60, 0, 0, wy60, wy60, wy60_state, empty_init, "Wyse Technology", "WY-60 (set 1)", MACHINE_IS_SKELETON) +COMP(1986, wy60a, wy60, 0, wy60, wy60, wy60_state, empty_init, "Wyse Technology", "WY-60 (set 2)", MACHINE_IS_SKELETON) |