diff options
Diffstat (limited to 'src/mame/video/ygv608.h')
-rw-r--r-- | src/mame/video/ygv608.h | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/src/mame/video/ygv608.h b/src/mame/video/ygv608.h index 7a4cac5de22..8a207aa28a1 100644 --- a/src/mame/video/ygv608.h +++ b/src/mame/video/ygv608.h @@ -42,6 +42,10 @@ public: DECLARE_WRITE8_MEMBER(system_control_w); // register section + DECLARE_READ8_MEMBER(pattern_name_table_x_r); + DECLARE_WRITE8_MEMBER(pattern_name_table_x_w); + DECLARE_READ8_MEMBER(pattern_name_table_y_r); + DECLARE_WRITE8_MEMBER(pattern_name_table_y_w); DECLARE_READ8_MEMBER(sprite_address_r); DECLARE_WRITE8_MEMBER(sprite_address_w); DECLARE_READ8_MEMBER(scroll_address_r); @@ -247,12 +251,12 @@ private: uint8_t m_screen_resize; // screen requires resize uint8_t m_tilemap_resize; // tilemap requires resize - /* These were statically allocated in the r/w routines, looks hackish? */ + /* These were statically allocated in the r/w routines */ int p0_state_r,m_color_state_r; int p0_state_w,m_color_state_w; int pattern_name_base_r,pattern_name_base_w; /* pattern name table base address */ - // new variable handling starts here + // === new variable handling starts here === uint8_t m_register_address; /**< RN: Register address select */ bool m_register_autoinc_r; /**< RRAI: Register address auto-increment on read */ bool m_register_autoinc_w; /**< RWAI: Register address auto-increment on write */ @@ -268,7 +272,13 @@ private: uint8_t m_palette_address; /**< CC: color palette access pointer */ uint8_t m_sprite_address; /**< SAA: sprite attribute table access pointer */ uint8_t m_sprite_bank; /**< SBA: sprite generator base address (MA20 to MA13) */ - + uint8_t m_xtile_ptr; /**< PNX: X coordinate of pattern space */ + uint8_t m_ytile_ptr; /**< PNY: Y coordinate of pattern space */ + bool m_xtile_autoinc; /**< PNXA: Permits auto-increment in X coordinate */ + bool m_ytile_autoinc; /**< PNXA: Permits auto-increment in Y coordinate */ + bool m_plane_select_access; /**< B/(A): A/B plane access select */ + + // screen section devcb_write_line m_vblank_handler; devcb_write_line m_raster_handler; @@ -277,9 +287,10 @@ private: emu_timer *m_raster_timer; void screen_configure(); /**< Adjust screen parameters based off CRTC ones */ - attotime raster_sync_offset(); /**< adjust based off raster & CRTC parameters */ - void vblank_irq_check(); - void raster_irq_check(); + attotime raster_sync_offset(); /**< Adjust timing based off raster & CRTC parameters */ + void vblank_irq_check(); /**< mask + pend check for vblank irq */ + void raster_irq_check(); /**< mask + pend check for raster irq */ + void pattern_name_autoinc_check(); /**< check autoinc for tile pointers */ enum { |