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hp9845: Implemented 9845C driver together with A.Kueckes!

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fulivi 2017-02-28 17:43:00 +01:00 committed by Vas Crabb
parent 93db554bfa
commit 7557a92503
2 changed files with 1440 additions and 132 deletions
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1557
src/mame/drivers/hp9845.cpp
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15
src/mame/includes/hp9845.h
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@ -24,10 +24,9 @@ public:
TIMER_DEVICE_CALLBACK_MEMBER(gv_timer); TIMER_DEVICE_CALLBACK_MEMBER(gv_timer);
DECLARE_READ16_MEMBER(graphic_r); virtual DECLARE_READ16_MEMBER(graphic_r) = 0;
DECLARE_WRITE16_MEMBER(graphic_w); virtual DECLARE_WRITE16_MEMBER(graphic_w) = 0;
attotime time_to_gv_mem_availability(void) const; attotime time_to_gv_mem_availability(void) const;
void update_graphic_bits(void);
IRQ_CALLBACK_MEMBER(irq_callback); IRQ_CALLBACK_MEMBER(irq_callback);
void update_irq(void); void update_irq(void);
@ -70,15 +69,13 @@ protected:
void setup_ram_block(unsigned block , unsigned offset); void setup_ram_block(unsigned block , unsigned offset);
virtual uint16_t graphic_r5_r(void) = 0;
virtual void graphic_r5_w(uint16_t data) = 0;
virtual void advance_gv_fsm(bool ds , bool trigger) = 0; virtual void advance_gv_fsm(bool ds , bool trigger) = 0;
// Character generator // Character generator
required_region_ptr<uint8_t> m_chargen; required_region_ptr<uint8_t> m_chargen;
// Optional character generator // Optional character generator
optional_region_ptr<uint8_t> m_optional_chargen; required_region_ptr<uint8_t> m_optional_chargen;
// Text mode video I/F // Text mode video I/F
typedef struct { typedef struct {
@ -117,7 +114,11 @@ protected:
uint8_t m_gv_cmd; // U65 (GC) uint8_t m_gv_cmd; // U65 (GC)
uint16_t m_gv_data_w; // U29, U45, U28 & U44 (GC) uint16_t m_gv_data_w; // U29, U45, U28 & U44 (GC)
uint16_t m_gv_data_r; // U59 & U60 (GC) uint16_t m_gv_data_r; // U59 & U60 (GC)
uint16_t m_gv_cursor_w; // U38 & U39 (GS) uint16_t m_gv_io_counter; // U1, U2, U14 & U15 (GC)
uint16_t m_gv_cursor_x; // U31 & U23 (GS)
uint16_t m_gv_cursor_y; // U15 & U8 (GS)
bool m_gv_cursor_gc; // U8 (GS)
bool m_gv_cursor_fs; // U8 (GS)
// Interrupt handling // Interrupt handling
uint8_t m_irl_pending; uint8_t m_irl_pending;