mirror of
https://github.com/holub/mame
synced 2025-05-29 00:53:09 +03:00
* Added MCU dumps to quart21 and bodyslam
* Hooked up MCU in these games * Marked games using simulated MCU as "unemulated protection" as the MCUs clearly do more than what we are simulating
This commit is contained in:
Aaron Giles
parent
8581fc7b28
commit
8a770e7b4e
@ -165,6 +165,7 @@ Tetris - - - - EPR12169 EPR12170 -
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static UINT16 *workram;
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static UINT8 video_control;
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static UINT8 mcu_control;
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static UINT8 mj_input_num;
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static read16_space_func custom_io_r;
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@ -244,6 +245,17 @@ static TIMER_CALLBACK( suspend_i8751 )
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*
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*************************************/
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static MACHINE_START( system16a )
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{
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state_save_register_global(machine, video_control);
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state_save_register_global(machine, mcu_control);
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state_save_register_global(machine, mj_input_num);
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state_save_register_global(machine, n7751_command);
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state_save_register_global(machine, n7751_rom_address);
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}
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static MACHINE_RESET( system16a )
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{
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fd1094_machine_init(cputag_get_cpu(machine, "maincpu"));
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@ -251,6 +263,8 @@ static MACHINE_RESET( system16a )
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/* if we have a fake i8751 handler, disable the actual 8751 */
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if (i8751_vblank_hook != NULL)
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timer_call_after_resynch(machine, NULL, 0, suspend_i8751);
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mcu_control = 0x00;
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}
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@ -344,11 +358,18 @@ static WRITE8_DEVICE_HANDLER( video_control_w )
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D1 : Coin meter #2
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D0 : Coin meter #1
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*/
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const device_config *mcu = cputag_get_cpu(device->machine, "mcu");
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if (((video_control ^ data) & 0x0c) && lamp_changed_w)
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(*lamp_changed_w)(video_control ^ data, data);
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video_control = data;
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segaic16_tilemap_set_flip(device->machine, 0, data & 0x80);
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segaic16_sprites_set_flip(device->machine, 0, data & 0x80);
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if (mcu != NULL)
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cpu_set_input_line(mcu, MCS51_INT1_LINE, (data & 0x40) ? CLEAR_LINE : ASSERT_LINE);
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segaic16_set_display_enable(device->machine, data & 0x10);
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set_led_status(1, data & 0x08);
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set_led_status(0, data & 0x04);
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@ -504,7 +525,7 @@ static INTERRUPT_GEN( i8751_main_cpu_vblank )
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*
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*************************************/
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static void bodyslam_i8751_sim(running_machine *machine)
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static void dumpmtmt_i8751_sim(running_machine *machine)
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{
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UINT8 flag = workram[0x200/2] >> 8;
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UINT8 tick = workram[0x200/2] & 0xff;
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@ -552,6 +573,7 @@ static void bodyslam_i8751_sim(running_machine *machine)
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static void quartet_i8751_sim(running_machine *machine)
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{
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const address_space *space = cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM);
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/* signal a VBLANK to the main CPU */
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cputag_set_input_line(machine, "maincpu", 4, HOLD_LINE);
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@ -696,6 +718,8 @@ static READ16_HANDLER( mjleague_custom_io_r )
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return standard_io_r(space, offset, mem_mask);
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}
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/*************************************
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*
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* Passing Shot custom I/O
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@ -730,6 +754,8 @@ static READ16_HANDLER( pshot16a_custom_io_r )
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return standard_io_r(space, offset, mem_mask);
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}
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/*************************************
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*
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* SDI custom I/O
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@ -789,6 +815,142 @@ static void sjryuko_lamp_changed_w(UINT8 changed, UINT8 newval)
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/*************************************
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*
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* MCU I/O
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*
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*************************************/
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INLINE UINT8 maincpu_byte_r(running_machine *machine, offs_t offset)
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{
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return memory_read_byte(cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM), offset);
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}
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INLINE void maincpu_byte_w(running_machine *machine, offs_t offset, UINT8 data)
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{
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memory_write_byte(cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM), offset, data);
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}
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static WRITE8_HANDLER( mcu_control_w )
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{
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const device_config *maincpu = cputag_get_cpu(space->machine, "maincpu");
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int irqline;
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cpu_set_input_line(maincpu, INPUT_LINE_RESET, (data & 0x40) ? ASSERT_LINE : CLEAR_LINE);
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for (irqline = 1; irqline <= 7; irqline++)
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cpu_set_input_line(maincpu, irqline, ((~data & 7) == irqline) ? ASSERT_LINE : CLEAR_LINE);
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if (data & 0x40)
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segaic16_set_display_enable(space->machine, 1);
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if ((mcu_control ^ data) & 0x40)
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cpuexec_boost_interleave(space->machine, attotime_zero, ATTOTIME_IN_USEC(10));
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mcu_control = data;
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}
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static WRITE8_HANDLER( mcu_io_w )
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{
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/*
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1.00 0... = work RAM (accessed @ $4000+x) or I/O (accessed @ $8000+x)
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1.00 1... = text RAM (accessed @ $8000+x)
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1.01 1... = palette RAM
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1.10 1... = checksum #0
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1.11 0... = checksum #1
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1.11 1... = checksum #2
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*/
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switch ((mcu_control >> 3) & 7)
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{
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case 0:
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if (offset >= 0x4000 && offset < 0x8000)
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maincpu_byte_w(space->machine, 0xc70001 ^ (offset & 0x3fff), data);
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else if (offset >= 0x8000 && offset < 0xc000)
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maincpu_byte_w(space->machine, 0xc40001 ^ (offset & 0x3fff), data);
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else
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logerror("%03X: MCU movx write mode %02X offset %04X = %02X\n",
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cpu_get_pc(space->cpu), mcu_control, offset, data);
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break;
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case 1:
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if (offset >= 0x8000 && offset < 0x9000)
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maincpu_byte_w(space->machine, 0x410001 ^ (offset & 0xfff), data);
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else
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logerror("%03X: MCU movx write mode %02X offset %04X = %02X\n",
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cpu_get_pc(space->cpu), mcu_control, offset, data);
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break;
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case 3:
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maincpu_byte_w(space->machine, 0x840001 ^ offset, data);
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break;
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case 5:
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case 6:
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case 7:
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/* ROM */
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default:
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logerror("%03X: MCU movx write mode %02X offset %04X = %02X\n",
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cpu_get_pc(space->cpu), mcu_control, offset, data);
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break;
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}
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}
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static READ8_HANDLER( mcu_io_r )
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{
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switch ((mcu_control >> 3) & 7)
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{
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case 0:
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if (offset >= 0x0000 && offset < 0x3fff)
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return watchdog_reset_r(space, 0); /* unsure about this one */
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else if (offset >= 0x4000 && offset < 0x8000)
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return maincpu_byte_r(space->machine, 0xc70001 ^ (offset & 0x3fff));
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else if (offset >= 0x8000 && offset < 0xc000)
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return maincpu_byte_r(space->machine, 0xc40001 ^ (offset & 0x3fff));
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logerror("%03X: MCU movx read mode %02X offset %04X\n",
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cpu_get_pc(space->cpu), mcu_control, offset);
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return 0xff;
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case 1:
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if (offset >= 0x8000 && offset < 0x9000)
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return maincpu_byte_r(space->machine, 0x410001 ^ (offset & 0xfff));
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logerror("%03X: MCU movx read mode %02X offset %04X\n",
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cpu_get_pc(space->cpu), mcu_control, offset);
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return 0xff;
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case 3:
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return maincpu_byte_r(space->machine, 0x840001 ^ offset);
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case 5:
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return memory_region(space->machine, "maincpu")[0x00000 + offset];
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case 6:
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return memory_region(space->machine, "maincpu")[0x10000 + offset];
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case 7:
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return memory_region(space->machine, "maincpu")[0x20000 + offset];
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default:
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logerror("%03X: MCU movx read mode %02X offset %04X\n",
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cpu_get_pc(space->cpu), mcu_control, offset);
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return 0xff;
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}
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}
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static INTERRUPT_GEN( mcu_irq_assert )
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{
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/* toggle the INT0 line on the MCU */
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cpu_set_input_line(device, MCS51_INT0_LINE, ASSERT_LINE);
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cpu_set_input_line(device, MCS51_INT0_LINE, CLEAR_LINE);
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/* boost interleave to ensure that the MCU can break the M68000 out of a STOP */
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cpuexec_boost_interleave(device->machine, attotime_zero, ATTOTIME_IN_USEC(100));
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}
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/*************************************
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*
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* Capacitor-backed RAM
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@ -870,8 +1032,11 @@ ADDRESS_MAP_END
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*
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*************************************/
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static ADDRESS_MAP_START( mcu_io_map, ADDRESS_SPACE_DATA, 8 )
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static ADDRESS_MAP_START( mcu_io_map, ADDRESS_SPACE_IO, 8 )
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ADDRESS_MAP_UNMAP_HIGH
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AM_RANGE(0x0000, 0xffff) AM_READWRITE(mcu_io_r, mcu_io_w)
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AM_RANGE(MCS51_PORT_P1, MCS51_PORT_P1) AM_READNOP AM_WRITE(mcu_control_w)
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AM_RANGE(MCS51_PORT_P3, MCS51_PORT_P3) AM_READNOP /* read during jb int0 */
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ADDRESS_MAP_END
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@ -1170,6 +1335,16 @@ static INPUT_PORTS_START( bodyslam )
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PORT_DIPNAME( 0x02, 0x00, DEF_STR( Demo_Sounds ) ) PORT_DIPLOCATION("SW2:2")
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PORT_DIPSETTING( 0x02, DEF_STR( Off ) )
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PORT_DIPSETTING( 0x00, DEF_STR( On ) )
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PORT_DIPNAME( 0x0c, 0x0c, "Timer Speed" ) PORT_DIPLOCATION("SW2:3,4")
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PORT_DIPSETTING( 0x0c, "Slowest" )
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PORT_DIPSETTING( 0x08, "Slow" )
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PORT_DIPSETTING( 0x04, "Fast" )
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PORT_DIPSETTING( 0x00, "Fastest" )
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PORT_DIPNAME( 0xc0, 0xc0, DEF_STR( Difficulty ) ) PORT_DIPLOCATION("SW2:7,8")
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PORT_DIPSETTING( 0x80, DEF_STR( Easy ) )
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PORT_DIPSETTING( 0xc0, DEF_STR( Normal ) )
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PORT_DIPSETTING( 0x40, DEF_STR( Hard ) )
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PORT_DIPSETTING( 0x00, DEF_STR( Hardest ) )
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INPUT_PORTS_END
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@ -1753,6 +1928,7 @@ static MACHINE_DRIVER_START( system16a )
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MDRV_I8243_ADD("n7751_8243", NULL, n7751_rom_offset_w)
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MDRV_MACHINE_START(system16a)
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MDRV_MACHINE_RESET(system16a)
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MDRV_NVRAM_HANDLER(system16a)
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@ -1800,7 +1976,7 @@ static MACHINE_DRIVER_START( system16a_8751 )
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MDRV_CPU_ADD("mcu", I8751, 8000000)
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MDRV_CPU_IO_MAP(mcu_io_map)
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MDRV_CPU_VBLANK_INT("screen", irq0_line_pulse)
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MDRV_CPU_VBLANK_INT("screen", mcu_irq_assert)
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MACHINE_DRIVER_END
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@ -2183,8 +2359,8 @@ ROM_START( bodyslam )
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ROM_LOAD( "epr-10031.c3", 0x10000, 0x8000, CRC(ea3c4472) SHA1(ad8eac2d3d14fd6aba713f4d624861c17aabf757) )
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ROM_LOAD( "epr-10032.c4", 0x18000, 0x8000, CRC(0aabebce) SHA1(fab12df8f4eab270be491c6c025d832c338e1e83) )
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ROM_REGION( 0x10000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_LOAD( "317-0015.mcu", 0x00000, 0x1000, NO_DUMP )
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ROM_REGION( 0x1000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_LOAD( "317-0015.bin", 0x0000, 0x1000, CRC(833869e2) SHA1(2675fda669351e958be28ca28de276abb2bbc99a) )
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ROM_END
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/**************************************************************************************************************************
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@ -2228,7 +2404,7 @@ ROM_START( dumpmtmt )
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ROM_LOAD( "epr-7713.c3", 0x10000, 0x8000, CRC(33f292e7) SHA1(4358cd3922a0dcbf109d2d697c7b8c4e090c3d52) )
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ROM_LOAD( "epr-7714.c4", 0x18000, 0x8000, CRC(8fd48c47) SHA1(1cba63a9e7e0b477683b7758d124f4949558ba7a) )
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ROM_REGION( 0x10000, "mcu", 0 ) /* protection MCU */
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ROM_REGION( 0x1000, "mcu", 0 ) /* protection MCU */
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ROM_LOAD( "317-00xx.mcu", 0x00000, 0x1000, NO_DUMP )
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ROM_END
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@ -2431,7 +2607,7 @@ ROM_START( quartet )
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ROM_LOAD( "epr-7474.3c", 0x10000, 0x8000, CRC(dbf853b8) SHA1(e82f497e1144f23f3233b5c45ef182bfc7923715) )
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ROM_LOAD( "epr-7476.4c", 0x18000, 0x8000, CRC(5eba655a) SHA1(6713ef12037cba3139d0f469c82bd90b44bae8ce) )
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ROM_REGION( 0x10000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_REGION( 0x1000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_LOAD( "315-5194.mcu", 0x00000, 0x1000, NO_DUMP )
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ROM_REGION( 0x0500, "plds", ROMREGION_DISPOSE )
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@ -2481,7 +2657,7 @@ ROM_START( quartet1 )
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ROM_LOAD( "epr-7474.3c", 0x10000, 0x8000, CRC(dbf853b8) SHA1(e82f497e1144f23f3233b5c45ef182bfc7923715) )
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ROM_LOAD( "epr-7476.4c", 0x18000, 0x8000, CRC(5eba655a) SHA1(6713ef12037cba3139d0f469c82bd90b44bae8ce) )
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ROM_REGION( 0x10000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_REGION( 0x1000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_LOAD( "315-5194.mcu", 0x00000, 0x1000, NO_DUMP )
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ROM_REGION( 0x0500, "plds", ROMREGION_DISPOSE )
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@ -2537,8 +2713,8 @@ ROM_START( quart21 )
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ROM_LOAD( "epr-7474.3c", 0x10000, 0x8000, CRC(dbf853b8) SHA1(e82f497e1144f23f3233b5c45ef182bfc7923715) )
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ROM_LOAD( "epr-7476.4c", 0x18000, 0x8000, CRC(5eba655a) SHA1(6713ef12037cba3139d0f469c82bd90b44bae8ce) )
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ROM_REGION( 0x10000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_LOAD( "317-0010.mcu", 0x00000, 0x1000, NO_DUMP )
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ROM_REGION( 0x1000, "mcu", 0 ) /* Intel i8751 protection MCU */
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ROM_LOAD( "317-0010.bin", 0x00000, 0x1000, CRC(8c2033ea) SHA1(4a60d141517a5d5d065f40f71be4d2ee3be18384) )
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ROM_END
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/**************************************************************************************************************************
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@ -3115,10 +3291,10 @@ static DRIVER_INIT( fd1089b_16a )
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}
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static DRIVER_INIT( bodyslam )
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static DRIVER_INIT( dumpmtmt )
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{
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system16a_generic_init(machine);
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i8751_vblank_hook = bodyslam_i8751_sim;
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i8751_vblank_hook = dumpmtmt_i8751_sim;
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}
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@ -3158,6 +3334,7 @@ static DRIVER_INIT( sjryukoa )
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}
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/*************************************
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*
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* Game driver(s)
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@ -3165,12 +3342,12 @@ static DRIVER_INIT( sjryukoa )
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*************************************/
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/* "Pre-System 16" */
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GAME( 1986, bodyslam, 0, system16a_8751, bodyslam, bodyslam, ROT0, "Sega", "Body Slam (8751 317-0015)", 0 )
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GAME( 1986, dumpmtmt, bodyslam, system16a_8751, bodyslam, bodyslam, ROT0, "Sega", "Dump Matsumoto (Japan, 8751 317-unknown)", 0 )
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GAME( 1986, bodyslam, 0, system16a_8751, bodyslam, generic_16a, ROT0, "Sega", "Body Slam (8751 317-0015)", 0 )
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GAME( 1986, dumpmtmt, bodyslam, system16a_8751, bodyslam, dumpmtmt, ROT0, "Sega", "Dump Matsumoto (Japan, 8751 317-unknown)", GAME_UNEMULATED_PROTECTION )
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GAME( 1985, mjleague, 0, system16a, mjleague, mjleague, ROT270, "Sega", "Major League", 0 )
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GAME( 1986, quartet, 0, system16a_8751, quartet, quartet, ROT0, "Sega", "Quartet (Rev A, 8751 315-5194)", 0 )
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GAME( 1986, quartet1, quartet, system16a_8751, quartet, quartet, ROT0, "Sega", "Quartet (8751 315-5194)", 0 )
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GAME( 1986, quart21, quartet, system16a_8751, quart2, quartet, ROT0, "Sega", "Quartet 2 (8751 317-0010)", 0 )
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GAME( 1986, quartet, 0, system16a_8751, quartet, quartet, ROT0, "Sega", "Quartet (Rev A, 8751 315-5194)", GAME_UNEMULATED_PROTECTION )
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GAME( 1986, quartet1, quartet, system16a_8751, quartet, quartet, ROT0, "Sega", "Quartet (8751 315-5194)", GAME_UNEMULATED_PROTECTION )
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GAME( 1986, quart21, quartet, system16a_8751, quart2, generic_16a, ROT0, "Sega", "Quartet 2 (8751 317-0010)", 0 )
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GAME( 1986, quart2, quartet, system16a, quart2, generic_16a, ROT0, "Sega", "Quartet 2 (unprotected)", 0 )
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||||
/* System 16A */
|
||||
|
||||
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Reference in New Issue
Block a user