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New machines added as MACHINE_NOT_WORKING

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-----------------------------------------
Acorn Communicator [R. Belmont]
This commit is contained in:
arbee 2017-05-24 23:05:28 -04:00
parent 1e77ec65c1
commit 1dbbb778c3
3 changed files with 148 additions and 0 deletions
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1
scripts/target/mame/mess.lua
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@ -1289,6 +1289,7 @@ createMESSProjects(_target, _subtarget, "acorn")
files {
MAME_DIR .. "src/mame/drivers/aa310.cpp",
MAME_DIR .. "src/mame/drivers/a6809.cpp",
MAME_DIR .. "src/mame/drivers/accomm.cpp",
MAME_DIR .. "src/mame/drivers/acrnsys1.cpp",
MAME_DIR .. "src/mame/drivers/atom.cpp",
MAME_DIR .. "src/mame/includes/atom.h",

144
src/mame/drivers/accomm.cpp Normal file
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@ -0,0 +1,144 @@
// license:BSD-3-Clause
// copyright-holders:R. Belmont
/***************************************************************************
Acorn Communicator
Skeleton driver by R. Belmont
Main CPU: 65C816
Other chips: 6850 UART, 6522 VIA, SAA5240(video?), AM7910 modem, PCF0335(?)
****************************************************************************/
#include "emu.h"
#include "cpu/g65816/g65816.h"
#include "machine/nvram.h"
#include "machine/bankdev.h"
#include "bus/rs232/rs232.h"
#include "screen.h"
#include "speaker.h"
class accomm_state : public driver_device
{
public:
accomm_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_bank0dev(*this, "bank0dev"),
m_vram(*this, "vram")
{ }
virtual void machine_reset() override;
virtual void machine_start() override;
uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
DECLARE_WRITE8_MEMBER(b0_rom_disable_w);
protected:
// devices
required_device<g65816_device> m_maincpu;
required_device<address_map_bank_device> m_bank0dev;
required_shared_ptr<uint8_t> m_vram;
// driver_device overrides
virtual void video_start() override;
};
void accomm_state::machine_reset()
{
}
void accomm_state::machine_start()
{
}
void accomm_state::video_start()
{
}
WRITE8_MEMBER(accomm_state::b0_rom_disable_w)
{
m_bank0dev->set_bank(1);
}
uint32_t accomm_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
uint32_t *scanline;
int x, y;
uint8_t pixels;
static const uint32_t palette[2] = { 0, 0xffffff };
uint8_t *vram = (uint8_t *)m_vram.target();
vram += 0x3000;
for (y = 0; y < 256; y++)
{
scanline = &bitmap.pix32(y);
for (x = 0; x < 640/8; x++)
{
pixels = vram[(y * (640/8)) + x];
*scanline++ = palette[(pixels>>7)&1];
*scanline++ = palette[(pixels>>6)&1];
*scanline++ = palette[(pixels>>5)&1];
*scanline++ = palette[(pixels>>4)&1];
*scanline++ = palette[(pixels>>3)&1];
*scanline++ = palette[(pixels>>2)&1];
*scanline++ = palette[(pixels>>1)&1];
*scanline++ = palette[(pixels&1)];
}
}
return 0;
}
static ADDRESS_MAP_START( main_map, AS_PROGRAM, 8, accomm_state )
AM_RANGE(0x000000, 0x007fff) AM_RAM
AM_RANGE(0x008000, 0x00ffff) AM_DEVICE("bank0dev", address_map_bank_device, amap8)
AM_RANGE(0x010000, 0x08ffff) AM_RAM // "576K RAM"
// VIA probably at 420000
AM_RANGE(0x440000, 0x440000) AM_WRITE(b0_rom_disable_w)
AM_RANGE(0x450000, 0x467fff) AM_RAM AM_SHARE("vram")
AM_RANGE(0xfc0000, 0xffffff) AM_ROM AM_REGION("maincpu", 0)
ADDRESS_MAP_END
static ADDRESS_MAP_START( b0dev_map, AS_PROGRAM, 8, accomm_state )
AM_RANGE(0x0000, 0x7fff) AM_ROM AM_REGION("maincpu", 0x38000)
AM_RANGE(0x8000, 0xffff) AM_RAM
ADDRESS_MAP_END
static INPUT_PORTS_START( accomm )
INPUT_PORTS_END
static MACHINE_CONFIG_START( accomm )
MCFG_CPU_ADD("maincpu", G65816, XTAL_2MHz)
MCFG_CPU_PROGRAM_MAP(main_map)
// MCFG_CPU_VBLANK_INT_DRIVER("screen", accomm_state, irq0_line_hold)
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE( 50.08 )
MCFG_SCREEN_SIZE( 640, 312 )
MCFG_SCREEN_VISIBLE_AREA( 0, 640-1, 0, 256-1 )
MCFG_SCREEN_UPDATE_DRIVER(accomm_state, screen_update)
MCFG_DEVICE_ADD("bank0dev", ADDRESS_MAP_BANK, 0)
MCFG_DEVICE_PROGRAM_MAP(b0dev_map)
MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE)
MCFG_ADDRESS_MAP_BANK_DATABUS_WIDTH(8)
MCFG_ADDRESS_MAP_BANK_STRIDE(0x8000)
MCFG_SPEAKER_STANDARD_MONO("mono")
MACHINE_CONFIG_END
ROM_START(accomm)
ROM_REGION(0x40000, "maincpu", 0) /* C68 / M37450 program ROM */
ROM_LOAD( "romv100-3.rom", 0x000000, 0x010000, CRC(bd87a157) SHA1(b9b9ed1aab9ffef2de988b2cfeac293afa11448a) )
ROM_LOAD( "romv100-2.rom", 0x010000, 0x010000, CRC(3438adee) SHA1(cd9d5522d9430cb2e1936210b77d2edd280f9419) )
ROM_LOAD( "romv100-1.rom", 0x020000, 0x010000, CRC(adc6a073) SHA1(3e87f21fafc1d69f33c5b541a20a98e82aacbfab) )
ROM_LOAD( "romv100-0.rom", 0x030000, 0x010000, CRC(6d22950d) SHA1(d4cbdccf8d2bc836fb81182b2ed344d7134fe5c9) )
ROM_END
GAME( 1986, accomm, 0, accomm, accomm, accomm_state, 0, ROT0, "Acorn", "Acorn Communicator", MACHINE_NOT_WORKING )

3
src/mame/mame.lst
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@ -291,6 +291,9 @@ ac1 // 1984 Amateurcomputer AC1
ac1_32 // 1984 Amateurcomputer AC1 (32 lines)
ac1scch // 1984 Amateurcomputer AC1 SCCH
@source:accomm.cpp
accomm // 1986 Acorn Computer
@source:aceex.cpp
aceex2814