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System 906-III improvements... [Roberto Fresca, Grull Osgo]

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- Proper inputs for the IWC poker games.
 - Fixed/Improved the interrupts system.
 - Preliminary button-lamps support.
 - Simplified and partially cleaned the code.
 - Added technical notes.
This commit is contained in:
Roberto Fresca 2021-04-22 00:36:14 +02:00
parent c0a271844b
commit a160d3f7b4
2 changed files with 433 additions and 353 deletions
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757
src/mame/drivers/calomega.cpp
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File diff suppressed because it is too large Load Diff

29
src/mame/includes/calomega.h
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@ -1,5 +1,5 @@
// license:BSD-3-Clause
// copyright-holders:Roberto Fresca
// copyright-holders: Roberto Fresca
#ifndef MAME_INCLUDES_CALOMEGA_H
#define MAME_INCLUDES_CALOMEGA_H
@ -63,8 +63,6 @@ protected:
virtual void video_start() override;
private:
uint8_t piat_read(offs_t offset);
void piat_write(offs_t offset, uint8_t data);
void calomega_videoram_w(offs_t offset, uint8_t data);
void calomega_colorram_w(offs_t offset, uint8_t data);
uint8_t s903_mux_port_r();
@ -76,11 +74,9 @@ private:
void pia0_bout_w(uint8_t data);
TIMER_DEVICE_CALLBACK_MEMBER(timer_a);
TIMER_DEVICE_CALLBACK_MEMBER(timer_b);
TIMER_DEVICE_CALLBACK_MEMBER(timer_c);
DECLARE_READ_LINE_MEMBER(timera_r);
DECLARE_READ_LINE_MEMBER(timerc_r);
DECLARE_WRITE_LINE_MEMBER(pia0_ca2_w);
DECLARE_READ_LINE_MEMBER(vblank_r);
DECLARE_WRITE_LINE_MEMBER(pia1_cb2_w);
uint8_t pia1_ain_r();
uint8_t pia1_bin_r();
void pia1_aout_w(uint8_t data);
@ -88,7 +84,8 @@ private:
void lamps_903a_w(uint8_t data);
void lamps_903b_w(uint8_t data);
void lamps_905_w(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(cpu_sync);
// DECLARE_WRITE_LINE_MEMBER(cpu_sync);
DECLARE_WRITE_LINE_MEMBER(vblank_w);
DECLARE_WRITE_LINE_MEMBER(write_acia_tx);
DECLARE_WRITE_LINE_MEMBER(write_acia_clock);
DECLARE_WRITE_LINE_MEMBER(update_aciabaud_scale);
@ -121,23 +118,11 @@ private:
optional_ioport m_sw2;
output_finder<9> m_lamps;
bool m_sync;
bool m_timera, m_timerb, m_timerc;
uint8_t m_vblank, m_tx_line;
// uint8_t m_vblank, m_timera,m_sync, m_tx_line;
uint8_t m_vblank, m_timera, m_tx_line;
int m_s903_mux_data;
int m_s905_mux_data;
tilemap_t *m_bg_tilemap;
// PIAT
uint8_t piat_b_thi = 0;
uint8_t piat_01 = 0;
uint8_t piat_b_tlo = 0;
uint8_t piat_b_ctl_w;
uint8_t piat_b_ctl_r;
uint16_t piat_b_timer = 0;
bool piat_b_enable = false;
bool piat_state = false;
};
#endif // MAME_INCLUDES_CALOMEGA_H