// license:BSD-3-Clause // copyright-holders:Ryan Holtz /********************************************************************** Motorola 68328 ("DragonBall") System-on-a-Chip implementation By Ryan Holtz **********************************************************************/ /***************************************************************************************************************** P P P P P P P P P P P P P P E E E E E E E J J J J J J J 1 2 3 4 5 6 7 0 1 2 3 4 5 6 D D D D D / / / / / / / / / / / / / / 3 4 5 6 7 ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! / / / / / ! ! C C C C C C C C C C C C C C C P V P P P P D D G D D D D T T L U V S S S S S S S S G S S S S S S S B C B B B B D D 1 1 N 1 1 1 1 M C W W C A A A A B B B B N C C C C D D D 3 C 4 5 6 7 8 9 0 1 D 2 3 4 5 S K E E C 0 1 2 3 0 1 2 3 D 0 1 2 3 0 1 2 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | +-------------------------------------------------------------------------------+ | | | | | | | | | | D2/PB2--| |--PJ7/!CSD3 D1/PB1--| |--VCC D0/PB0--| |--PD0/!KBD0/!INT0 TDO--| |--PD1/!KBD1/!INT1 TDI--| |--PD2/!KBD2/!INT2 GND--| |--PD3/!KBD3/!INT3 !OE--| |--PD4/!KBD4/!INT4 !UDS/PC1--| |--PD5/!KBD5/!INT5 !AS--| |--PD6/!KBD6/!INT6 A0--| |--PD7/!KBD7/!INT7 !LDS--| |--GND R/!W--| |--LD0 !DTACK/PC5--| |--LD1 !RESET--| |--LD2 VCC--| |--LD3 !WE/PC6--| |--LFRM !JTAGRST--| |--LLP BBUSW--| MC68328PV |--LCLK A1--| TOP VIEW |--LACD A2--| |--VCC A3--| |--PK0/SPMTXD0 A4--| |--PK1/SPMRXD0 A5--| |--PK2/SPMCLK0 A6--| |--PK3/SPSEN GND--| |--PK4/SPSRXD1 A7--| |--PK5/SPSCLK1 A8--| |--PK6/!CE2 A9--| |--PK7/!CE1 A10--| |--GND A11--| |--PM0/!CTS A12--| |--PM1/!RTS A13--| |--PM2/!IRQ6 A14--| |--PM3/!IRQ3 VCC--| |--PM4/!IRQ2 A15--| |--PM5/!IRQ1 A16/PA0--| |--PM6/!PENIRQ | | | _ | | (_) | |\ | | \ | +-------------------------------------------------------------------------------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | P P P P P G P P P P P P P P V P P P P P P P P G P P P V C G P P P E X P A A A A A N A A F F F F F F C F F G G G G G G N G G C C L N C M L X T L 1 2 3 4 5 D 6 7 0 1 2 3 4 5 C 6 7 7 6 5 4 3 2 D 1 0 0 C K D 4 7 L T A L / / / / / / / / / / / / / / / / / / / / / / / / O / / G A L V A A A A A A A A A A A A A A A R T ! T ! P R T M ! U N L C 1 1 1 2 2 2 2 2 2 2 2 2 2 3 3 T I T I T W X X O I A D C 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 C N O N O M D D C R R O 1 U 2 U O L Q T T T K 7 G 1 2 P I O Figure 12-1. MC68328 144-Lead Plastic Thin-Quad Flat Pack Pin Assignment Source: MC68328 (DragonBall)(tm) Integrated Processor User's Manual *****************************************************************************************************************/ #ifndef MAME_MACHINE_MC68328_H #define MAME_MACHINE_MC68328_H class mc68328_device : public device_t { public: mc68328_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); void set_cpu_tag(const char *tag) { m_cpu.set_tag(tag); } template devcb_base &set_out_port_a_callback(Object &&cb) { return m_out_port_a_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_b_callback(Object &&cb) { return m_out_port_b_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_c_callback(Object &&cb) { return m_out_port_c_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_d_callback(Object &&cb) { return m_out_port_d_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_e_callback(Object &&cb) { return m_out_port_e_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_f_callback(Object &&cb) { return m_out_port_f_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_g_callback(Object &&cb) { return m_out_port_g_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_j_callback(Object &&cb) { return m_out_port_j_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_k_callback(Object &&cb) { return m_out_port_k_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_port_m_callback(Object &&cb) { return m_out_port_m_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_a_callback(Object &&cb) { return m_in_port_a_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_b_callback(Object &&cb) { return m_in_port_b_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_c_callback(Object &&cb) { return m_in_port_c_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_d_callback(Object &&cb) { return m_in_port_d_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_e_callback(Object &&cb) { return m_in_port_e_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_f_callback(Object &&cb) { return m_in_port_f_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_g_callback(Object &&cb) { return m_in_port_g_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_j_callback(Object &&cb) { return m_in_port_j_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_k_callback(Object &&cb) { return m_in_port_k_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_port_m_callback(Object &&cb) { return m_in_port_m_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_pwm_callback(Object &&cb) { return m_out_pwm_cb.set_callback(std::forward(cb)); } template devcb_base &set_out_spim_callback(Object &&cb) { return m_out_spim_cb.set_callback(std::forward(cb)); } template devcb_base &set_in_spim_callback(Object &&cb) { return m_in_spim_cb.set_callback(std::forward(cb)); } template devcb_base &set_spim_xch_trigger_callback(Object &&cb) { return m_spim_xch_trigger_cb.set_callback(std::forward(cb)); } DECLARE_WRITE16_MEMBER(write); DECLARE_READ16_MEMBER(read); DECLARE_WRITE_LINE_MEMBER(set_penirq_line); void set_port_d_lines(uint8_t state, int bit); uint32_t screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; private: struct mc68328_regs_t { // $(FF)FFF000 uint8_t scr; // System Control Register uint8_t unused0[255]; // $(FF)FFF100 uint16_t grpbasea; // Chip Select Group A Base Register uint16_t grpbaseb; // Chip Select Group B Base Register uint16_t grpbasec; // Chip Select Group C Base Register uint16_t grpbased; // Chip Select Group D Base Register uint16_t grpmaska; // Chip Select Group A Mask Register uint16_t grpmaskb; // Chip Select Group B Mask Register uint16_t grpmaskc; // Chip Select Group C Mask Register uint16_t grpmaskd; // Chip Select Group D Mask Register uint32_t csa0; // Group A Chip Select 0 Register uint32_t csa1; // Group A Chip Select 1 Register uint32_t csa2; // Group A Chip Select 2 Register uint32_t csa3; // Group A Chip Select 3 Register uint32_t csb0; // Group B Chip Select 0 Register uint32_t csb1; // Group B Chip Select 1 Register uint32_t csb2; // Group B Chip Select 2 Register uint32_t csb3; // Group B Chip Select 3 Register uint32_t csc0; // Group C Chip Select 0 Register uint32_t csc1; // Group C Chip Select 1 Register uint32_t csc2; // Group C Chip Select 2 Register uint32_t csc3; // Group C Chip Select 3 Register uint32_t csd0; // Group D Chip Select 0 Register uint32_t csd1; // Group D Chip Select 1 Register uint32_t csd2; // Group D Chip Select 2 Register uint32_t csd3; // Group D Chip Select 3 Register uint8_t unused1[176]; // $(FF)FFF200 uint16_t pllcr; // PLL Control Register uint16_t pllfsr; // PLL Frequency Select Register uint8_t pad2[3]; uint8_t pctlr; // Power Control Register uint8_t unused3[248]; // $(FF)FFF300 uint8_t ivr; // Interrupt Vector Register uint8_t unused4[1]; uint16_t icr; // Interrupt Control Register uint32_t imr; // Interrupt Mask Register uint32_t iwr; // Interrupt Wakeup Enable Register uint32_t isr; // Interrupt Status Register uint32_t ipr; // Interrupt Pending Register uint8_t unused5[236]; // $(FF)FFF400 uint8_t padir; // Port A Direction Register uint8_t padata; // Port A Data Register uint8_t unused6[1]; uint8_t pasel; // Port A Select Register uint8_t unused7[4]; uint8_t pbdir; // Port B Direction Register uint8_t pbdata; // Port B Data Register uint8_t unused8[1]; uint8_t pbsel; // Port B Select Register uint8_t unused9[4]; uint8_t pcdir; // Port C Direction Register uint8_t pcdata; // Port C Data Register uint8_t unused10[1]; uint8_t pcsel; // Port C Select Register uint8_t unused11[4]; uint8_t pddir; // Port D Direction Register uint8_t pddata; // Port D Data Register uint8_t pdpuen; // Port D Pullup Enable Register uint8_t unused12[1]; uint8_t pdpol; // Port D Polarity Register uint8_t pdirqen; // Port D IRQ Enable Register uint8_t pddataedge; // Port D Data Edge Level uint8_t pdirqedge; // Port D IRQ Edge Register uint8_t pedir; // Port E Direction Register uint8_t pedata; // Port E Data Register uint8_t pepuen; // Port E Pullup Enable Register uint8_t pesel; // Port E Select Register uint8_t unused14[4]; uint8_t pfdir; // Port F Direction Register uint8_t pfdata; // Port F Data Register uint8_t pfpuen; // Port F Pullup Enable Register uint8_t pfsel; // Port F Select Register uint8_t unused15[4]; uint8_t pgdir; // Port G Direction Register uint8_t pgdata; // Port G Data Register uint8_t pgpuen; // Port G Pullup Enable Register uint8_t pgsel; // Port G Select Register uint8_t unused16[4]; uint8_t pjdir; // Port J Direction Register uint8_t pjdata; // Port J Data Register uint8_t unused17[1]; uint8_t pjsel; // Port J Select Register uint8_t unused18[4]; uint8_t pkdir; // Port K Direction Register uint8_t pkdata; // Port K Data Register uint8_t pkpuen; // Port K Pullup Enable Register uint8_t pksel; // Port K Select Register uint8_t unused19[4]; uint8_t pmdir; // Port M Direction Register uint8_t pmdata; // Port M Data Register uint8_t pmpuen; // Port M Pullup Enable Register uint8_t pmsel; // Port M Select Register uint8_t unused20[180]; // $(FF)FFF500 uint16_t pwmc; // PWM Control Register uint16_t pwmp; // PWM Period Register uint16_t pwmw; // PWM Width Register uint16_t pwmcnt; // PWN Counter uint8_t unused21[248]; // $(FF)FFF600 uint16_t tctl[2]; // Timer Control Register uint16_t tprer[2]; // Timer Prescaler Register uint16_t tcmp[2]; // Timer Compare Register uint16_t tcr[2]; // Timer Capture Register uint16_t tcn[2]; // Timer Counter uint16_t tstat[2]; // Timer Status uint16_t wctlr; // Watchdog Control Register uint16_t wcmpr; // Watchdog Compare Register uint16_t wcn; // Watchdog Counter uint8_t tclear[2]; // Timer Clearable Status uint8_t unused22[224]; // $(FF)FFF700 uint16_t spisr; // SPIS Register uint8_t unused23[254]; // $(FF)FFF800 uint16_t spimdata; // SPIM Data Register uint16_t spimcont; // SPIM Control/Status Register uint8_t unused24[252]; // $(FF)FFF900 uint16_t ustcnt; // UART Status/Control Register uint16_t ubaud; // UART Baud Control Register uint16_t urx; // UART RX Register uint16_t utx; // UART TX Register uint16_t umisc; // UART Misc Register uint8_t unused25[246]; // $(FF)FFFA00 uint32_t lssa; // Screen Starting Address Register uint8_t unused26[1]; uint8_t lvpw; // Virtual Page Width Register uint8_t unused27[2]; uint16_t lxmax; // Screen Width Register uint16_t lymax; // Screen Height Register uint8_t unused28[12]; uint16_t lcxp; // Cursor X Position uint16_t lcyp; // Cursor Y Position uint16_t lcwch; // Cursor Width & Height Register uint8_t unused29[1]; uint8_t lblkc; // Blink Control Register uint8_t lpicf; // Panel Interface Config Register uint8_t lpolcf; // Polarity Config Register uint8_t unused30[1]; uint8_t lacdrc; // ACD (M) Rate Control Register uint8_t unused31[1]; uint8_t lpxcd; // Pixel Clock Divider Register uint8_t unused32[1]; uint8_t lckcon; // Clocking Control Register uint8_t unused33[1]; uint8_t llbar; // Last Buffer Address Register uint8_t unused34[1]; uint8_t lotcr; // Octet Terminal Count Register uint8_t unused35[1]; uint8_t lposr; // Panning Offset Register uint8_t unused36[3]; uint8_t lfrcm; // Frame Rate Control Modulation Register uint16_t lgpmr; // Gray Palette Mapping Register uint8_t unused37[204]; // $(FF)FFFB00 uint32_t hmsr; // RTC Hours Minutes Seconds Register uint32_t alarm; // RTC Alarm Register uint8_t unused38[4]; uint16_t rtcctl; // RTC Control Register uint16_t rtcisr; // RTC Interrupt Status Register uint16_t rtcienr; // RTC Interrupt Enable Register uint16_t stpwtch; // Stopwatch Minutes uint8_t unused42[1260]; }; // internal state void set_interrupt_line(uint32_t line, uint32_t active); void poll_port_d_interrupts(); uint32_t get_timer_frequency(uint32_t index); void maybe_start_timer(uint32_t index, uint32_t new_enable); void timer_compare_event(uint32_t index); void register_state_save(); TIMER_CALLBACK_MEMBER(timer1_hit); TIMER_CALLBACK_MEMBER(timer2_hit); TIMER_CALLBACK_MEMBER(pwm_transition); TIMER_CALLBACK_MEMBER(rtc_tick); mc68328_regs_t m_regs; emu_timer *m_gptimer[2]; emu_timer *m_rtc; emu_timer *m_pwm; devcb_write8 m_out_port_a_cb; /* 8-bit output */ devcb_write8 m_out_port_b_cb; /* 8-bit output */ devcb_write8 m_out_port_c_cb; /* 8-bit output */ devcb_write8 m_out_port_d_cb; /* 8-bit output */ devcb_write8 m_out_port_e_cb; /* 8-bit output */ devcb_write8 m_out_port_f_cb; /* 8-bit output */ devcb_write8 m_out_port_g_cb; /* 8-bit output */ devcb_write8 m_out_port_j_cb; /* 8-bit output */ devcb_write8 m_out_port_k_cb; /* 8-bit output */ devcb_write8 m_out_port_m_cb; /* 8-bit output */ devcb_read8 m_in_port_a_cb; /* 8-bit input */ devcb_read8 m_in_port_b_cb; /* 8-bit input */ devcb_read8 m_in_port_c_cb; /* 8-bit input */ devcb_read8 m_in_port_d_cb; /* 8-bit input */ devcb_read8 m_in_port_e_cb; /* 8-bit input */ devcb_read8 m_in_port_f_cb; /* 8-bit input */ devcb_read8 m_in_port_g_cb; /* 8-bit input */ devcb_read8 m_in_port_j_cb; /* 8-bit input */ devcb_read8 m_in_port_k_cb; /* 8-bit input */ devcb_read8 m_in_port_m_cb; /* 8-bit input */ devcb_write8 m_out_pwm_cb; /* 1-bit output */ devcb_write16 m_out_spim_cb; /* 16-bit output */ devcb_read16 m_in_spim_cb; /* 16-bit input */ devcb_write_line m_spim_xch_trigger_cb; /* SPIM exchange trigger */ /*todo: not really a write line, fix*/ required_device m_cpu; }; DECLARE_DEVICE_TYPE(MC68328, mc68328_device) #define MCFG_MC68328_CPU(_tag) \ downcast(*device).set_cpu_tag(_tag); #define MCFG_MC68328_OUT_PORT_A_CB(_devcb) \ downcast(*device).set_out_port_a_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_B_CB(_devcb) \ downcast(*device).set_out_port_b_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_C_CB(_devcb) \ downcast(*device).set_out_port_c_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_D_CB(_devcb) \ downcast(*device).set_out_port_d_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_E_CB(_devcb) \ downcast(*device).set_out_port_e_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_F_CB(_devcb) \ downcast(*device).set_out_port_f_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_G_CB(_devcb) \ downcast(*device).set_out_port_g_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_J_CB(_devcb) \ downcast(*device).set_out_port_j_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_K_CB(_devcb) \ downcast(*device).set_out_port_k_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PORT_M_CB(_devcb) \ downcast(*device).set_out_port_m_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_A_CB(_devcb) \ downcast(*device).set_in_port_a_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_B_CB(_devcb) \ downcast(*device).set_in_port_b_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_C_CB(_devcb) \ downcast(*device).set_in_port_c_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_D_CB(_devcb) \ downcast(*device).set_in_port_d_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_E_CB(_devcb) \ downcast(*device).set_in_port_e_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_F_CB(_devcb) \ downcast(*device).set_in_port_f_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_G_CB(_devcb) \ downcast(*device).set_in_port_g_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_J_CB(_devcb) \ downcast(*device).set_in_port_j_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_K_CB(_devcb) \ downcast(*device).set_in_port_k_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_PORT_M_CB(_devcb) \ downcast(*device).set_in_port_m_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_PWM_CB(_devcb) \ downcast(*device).set_out_pwm_callback(DEVCB_##_devcb); #define MCFG_MC68328_OUT_SPIM_CB(_devcb) \ downcast(*device).set_out_spim_callback(DEVCB_##_devcb); #define MCFG_MC68328_IN_SPIM_CB(_devcb) \ downcast(*device).set_in_spim_callback(DEVCB_##_devcb); #define MCFG_MC68328_SPIM_XCH_TRIGGER_CB(_devcb) \ downcast(*device).set_spim_xch_trigger_callback(DEVCB_##_devcb); #endif // MAME_MACHINE_MC68328_H