mirror of
https://github.com/holub/mame
synced 2025-06-05 20:33:45 +03:00
Machines promoted to working
---------------------------- Craft [Ryan Holtz]
This commit is contained in:
mooglyguy
MooglyGuy
parent
cdd9768e30
commit
c8d49702f0
@ -4,22 +4,15 @@
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"Craft" demo platform by Linus Akesson
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driver by Ryan Holtz
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**********************************************************************/
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**********************************************************************/
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#include "emu.h"
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#include "cpu/avr8/avr8.h"
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#include "sound/dac.h"
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#include "sound/volt_reg.h"
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#include "emupal.h"
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#include "screen.h"
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#include "speaker.h"
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#define VERBOSE_LEVEL (0)
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#define ENABLE_VERBOSE_LOG (0)
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#define MASTER_CLOCK 20000000
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#define VISIBLE_CYCLES 480
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@ -31,23 +24,34 @@
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#define CYCLES_PER_FRAME (LINES_PER_FRAME * LINE_CYCLES)
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#define PIXELS_PER_FRAME (CYCLES_PER_FRAME)
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/****************************************************\
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* I/O devices *
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\****************************************************/
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class craft_state : public driver_device
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{
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public:
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craft_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_maincpu(*this, "maincpu"),
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m_dac(*this, "dac")
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: driver_device(mconfig, type, tag)
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, m_maincpu(*this, "maincpu")
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, m_dac(*this, "dac")
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{
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}
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void video_update();
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void craft(machine_config &config);
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private:
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virtual void machine_start() override;
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virtual void machine_reset() override;
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void craft_prg_map(address_map &map);
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void craft_data_map(address_map &map);
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void craft_io_map(address_map &map);
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DECLARE_READ8_MEMBER(port_r);
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DECLARE_WRITE8_MEMBER(port_w);
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void video_update();
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uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
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required_device<avr8_device> m_maincpu;
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required_device<dac_byte_interface> m_dac;
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uint32_t m_last_cycles;
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uint64_t m_frame_start_cycle;
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@ -57,52 +61,25 @@ public:
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uint8_t m_port_d;
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uint8_t m_latched_color;
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uint8_t m_pixels[PIXELS_PER_FRAME];
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required_device<avr8_device> m_maincpu;
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DECLARE_READ8_MEMBER(port_r);
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DECLARE_WRITE8_MEMBER(port_w);
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void init_craft();
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virtual void machine_reset() override;
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uint32_t screen_update_craft(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
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inline void verboselog(int n_level, const char *s_fmt, ...) ATTR_PRINTF(3,4);
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required_device<dac_byte_interface> m_dac;
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void craft(machine_config &config);
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void craft_data_map(address_map &map);
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void craft_io_map(address_map &map);
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void craft_prg_map(address_map &map);
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std::unique_ptr<uint8_t[]> m_pixels;
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};
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inline void craft_state::verboselog(int n_level, const char *s_fmt, ...)
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{
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#if ENABLE_VERBOSE_LOG
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if( VERBOSE_LEVEL >= n_level )
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{
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va_list v;
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char buf[ 32768 ];
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va_start( v, s_fmt );
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vsprintf( buf, s_fmt, v );
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va_end( v );
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logerror( "%s: %s", machine().describe_context(), buf );
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}
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#endif
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}
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void craft_state::machine_start()
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{
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}
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//**************************************************************************
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// GPIO
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//**************************************************************************
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READ8_MEMBER(craft_state::port_r)
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{
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switch( offset )
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switch (offset)
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{
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case 0x00: // Port A
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break;
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case 0x01: // Port B
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return m_port_b;
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case 0x02: // Port C
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return m_port_c;
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case 0x03: // Port D
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// Unhandled
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return 0x00;
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return m_port_d;
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}
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return 0;
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@ -110,23 +87,25 @@ READ8_MEMBER(craft_state::port_r)
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WRITE8_MEMBER(craft_state::port_w)
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{
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switch( offset )
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switch (offset)
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{
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case AVR8_IO_PORTA: // Port A
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// Unhandled
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case AVR8_IO_PORTA:
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break;
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case AVR8_IO_PORTB: // Port B
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case AVR8_IO_PORTB:
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{
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uint8_t old_port_b = m_port_b;
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uint8_t pins = data;
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uint8_t changed = pins ^ old_port_b;
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if(pins & changed & 0x02)
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if (BIT(changed, 1))
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{
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m_frame_start_cycle = m_maincpu->get_elapsed_cycles();
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video_update();
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if (BIT(pins, 1))
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{
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m_frame_start_cycle = m_maincpu->get_elapsed_cycles();
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}
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}
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if(changed & 0x08)
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if (BIT(changed, 3))
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{
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video_update();
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m_latched_color = (pins & 0x08) ? (m_port_c & 0x3f) : 0x3f;
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@ -135,22 +114,42 @@ WRITE8_MEMBER(craft_state::port_w)
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break;
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}
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case AVR8_IO_PORTC: // Port C
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case AVR8_IO_PORTC:
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video_update();
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m_port_c = data;
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m_latched_color = m_port_c;
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break;
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case AVR8_IO_PORTD: // Port D
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{
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case AVR8_IO_PORTD:
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m_port_d = data;
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uint8_t audio_sample = (data & 0x02) | ((data & 0xf4) >> 2);
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m_dac->write(audio_sample);
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m_dac->write((data & 0x02) | ((data & 0xf4) >> 2));
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break;
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}
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}
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}
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//**************************************************************************
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// MEMORY
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//**************************************************************************
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void craft_state::craft_prg_map(address_map &map)
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{
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map(0x0000, 0x1fff).rom();
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}
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void craft_state::craft_data_map(address_map &map)
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{
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map(0x0100, 0x04ff).ram();
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}
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void craft_state::craft_io_map(address_map &map)
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{
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map(AVR8_IO_PORTA, AVR8_IO_PORTD).rw(FUNC(craft_state::port_r), FUNC(craft_state::port_w));
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}
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//**************************************************************************
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// VIDEO
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//**************************************************************************
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void craft_state::video_update()
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{
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uint64_t cycles = m_maincpu->get_elapsed_cycles();
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@ -171,50 +170,18 @@ void craft_state::video_update()
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start_clear = (start_clear > PIXELS_PER_FRAME) ? PIXELS_PER_FRAME : start_clear;
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if (m_last_cycles < PIXELS_PER_FRAME)
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{
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memset(m_pixels + m_last_cycles, 0, end_clear);
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//memset(&m_pixels[0] + m_last_cycles, 0, end_clear);
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}
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if (start_clear < PIXELS_PER_FRAME)
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{
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memset(m_pixels, 0, start_clear);
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//memset(&m_pixels[0], 0, start_clear);
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}
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}
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m_last_cycles = frame_cycles;
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}
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/****************************************************\
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* Address maps *
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\****************************************************/
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void craft_state::craft_prg_map(address_map &map)
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{
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map(0x0000, 0x1fff).rom();
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}
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void craft_state::craft_data_map(address_map &map)
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{
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map(0x0100, 0x04ff).ram();
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}
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void craft_state::craft_io_map(address_map &map)
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{
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map(AVR8_IO_PORTA, AVR8_IO_PORTD).rw(FUNC(craft_state::port_r), FUNC(craft_state::port_w));
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}
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/****************************************************\
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* Input ports *
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\****************************************************/
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static INPUT_PORTS_START( craft )
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PORT_START("MAIN")
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PORT_BIT(0xff, IP_ACTIVE_HIGH, IPT_UNUSED)
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INPUT_PORTS_END
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/****************************************************\
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* Video hardware *
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\****************************************************/
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uint32_t craft_state::screen_update_craft(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
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uint32_t craft_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
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{
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for(int y = 0; y < LINES_PER_FRAME; y++)
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{
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@ -231,18 +198,39 @@ uint32_t craft_state::screen_update_craft(screen_device &screen, bitmap_rgb32 &b
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return 0;
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}
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/****************************************************\
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* Machine definition *
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\****************************************************/
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//**************************************************************************
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// MACHINE
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//**************************************************************************
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void craft_state::init_craft()
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static INPUT_PORTS_START( craft )
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INPUT_PORTS_END
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void craft_state::machine_start()
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{
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m_pixels = std::make_unique<uint8_t[]>(PIXELS_PER_FRAME);
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save_item(NAME(m_last_cycles));
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save_item(NAME(m_frame_start_cycle));
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save_item(NAME(m_port_b));
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save_item(NAME(m_port_c));
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save_item(NAME(m_port_d));
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save_item(NAME(m_latched_color));
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save_pointer(NAME(m_pixels), PIXELS_PER_FRAME);
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}
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void craft_state::machine_reset()
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{
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m_frame_start_cycle = 0;
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m_last_cycles = 0;
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m_port_b = 0;
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m_port_c = 0;
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m_port_d = 0;
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m_latched_color = 0;
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memset(&m_pixels[0], 0, PIXELS_PER_FRAME);
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}
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void craft_state::craft(machine_config &config)
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@ -256,12 +244,8 @@ void craft_state::craft(machine_config &config)
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/* video hardware */
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screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
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screen.set_refresh_hz(59.99);
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screen.set_vblank_time(ATTOSECONDS_IN_USEC(1429)); /* accurate */
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screen.set_size(635, 525);
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screen.set_visarea(47, 526, 36, 515);
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screen.set_screen_update(FUNC(craft_state::screen_update_craft));
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PALETTE(config, "palette").set_entries(0x1000);
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screen.set_raw(MASTER_CLOCK, 635, 47, 527, 525, 36, 516);
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screen.set_screen_update(FUNC(craft_state::screen_update));
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/* sound hardware */
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SPEAKER(config, "avr8").front_center();
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@ -279,4 +263,4 @@ ROM_START( craft )
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ROM_END
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/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */
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CONS(2008, craft, 0, 0, craft, craft, craft_state, init_craft, "Linus Akesson", "Craft", MACHINE_NOT_WORKING)
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CONS(2008, craft, 0, 0, craft, craft, craft_state, empty_init, "Linus Akesson", "Craft", MACHINE_IMPERFECT_GRAPHICS)
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