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// license:GPL-2.0+
// copyright-holders:Kevin Thacker
/*****************************************************************************
*
* includes/timex.h
*
****************************************************************************/
#ifndef MAME_INCLUDES_TIMEX_H
#define MAME_INCLUDES_TIMEX_H
#pragma once
#include "bus/generic/carts.h"
#include "bus/generic/slot.h"
/* Border sizes for TS2068. These are guesses based on the number of cycles
available per frame. */
#define TS2068_TOP_BORDER 32
#define TS2068_BOTTOM_BORDER 32
#define TS2068_SCREEN_HEIGHT (TS2068_TOP_BORDER + SPEC_DISPLAY_YSIZE + TS2068_BOTTOM_BORDER)
/* Double the border sizes to maintain ratio of screen to border */
#define TS2068_LEFT_BORDER 96 /* Number of left hand border pixels */
#define TS2068_DISPLAY_XSIZE 512 /* Horizontal screen resolution */
#define TS2068_RIGHT_BORDER 96 /* Number of right hand border pixels */
#define TS2068_SCREEN_WIDTH (TS2068_LEFT_BORDER + TS2068_DISPLAY_XSIZE + TS2068_RIGHT_BORDER)
enum
{
TIMEX_CART_NONE,
TIMEX_CART_DOCK,
TIMEX_CART_EXROM,
TIMEX_CART_HOME
};
class timex_state : public spectrum_state
{
public:
timex_state(const machine_config &mconfig, device_type type, const char *tag) :
spectrum_state(mconfig, type, tag),
m_dock(*this, "dockslot")
{
}
void ts2068(machine_config &config);
void uk2086(machine_config &config);
void tc2048(machine_config &config);
private:
DECLARE_READ8_MEMBER(ts2068_port_f4_r);
DECLARE_WRITE8_MEMBER(ts2068_port_f4_w);
DECLARE_READ8_MEMBER(ts2068_port_ff_r);
DECLARE_WRITE8_MEMBER(ts2068_port_ff_w);
DECLARE_WRITE8_MEMBER(tc2048_port_ff_w);
DECLARE_MACHINE_RESET(tc2048);
DECLARE_MACHINE_RESET(ts2068);
DECLARE_VIDEO_START(ts2068);
uint32_t screen_update_tc2048(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
uint32_t screen_update_ts2068(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
DECLARE_WRITE_LINE_MEMBER(screen_vblank_timex);
DECLARE_DEVICE_IMAGE_LOAD_MEMBER(timex_cart);
int m_dock_cart_type, m_ram_chunks;
memory_region *m_dock_crt;
virtual void ts2068_update_memory() override;
void tc2048_io(address_map &map);
void tc2048_mem(address_map &map);
void ts2068_io(address_map &map);
void ts2068_mem(address_map &map);
optional_device<generic_slot_device> m_dock;
inline void spectrum_plot_pixel(bitmap_ind16 &bitmap, int x, int y, uint32_t color);
void ts2068_hires_scanline(bitmap_ind16 &bitmap, int y, int borderlines);
void ts2068_64col_scanline(bitmap_ind16 &bitmap, int y, int borderlines, unsigned short inkcolor);
void ts2068_lores_scanline(bitmap_ind16 &bitmap, int y, int borderlines, int screen);
};
#endif // MAME_INCLUDES_TIMEX_H
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