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/* $Id: shiroi_text_mk_i.c 10 2024-08-29 01:39:27Z nishi $ */
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#include "shiroi_text_mk_i.h"
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#include "shiroi.h"
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#include <stdlib.h>
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void shiroi_text_mk_i_install(shiroi_t* shiroi, int slot) {
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shiroi->cards[slot].type = SHIROI_TEXT_MARK_I;
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shiroi->cards[slot].textptr = &shiroi->cards[slot].text;
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shiroi->cards[slot].text.key = 0;
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shiroi->cards[slot].text.caps = false;
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}
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void shiroi_text_mk_i_reset(shiroi_t* shiroi, int slot) {
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shiroi->cards[slot].text.key = 0;
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shiroi->cards[slot].text.caps = false;
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}
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void shiroi_text_mk_i(shiroi_t* shiroi) {
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int i;
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uint16_t io = Z80_GET_ADDR(shiroi->z80_pins);
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uint16_t addr = io & 0xff;
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uint16_t data = (io >> 8) & 0xff;
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for(i = 0; i < 256 / SHIROI_IO_PORTS; i++) {
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if(shiroi->cards[i].type == SHIROI_TEXT_MARK_I) {
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if(shiroi->z80_pins & Z80_RD) {
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/* I/O Read */
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if(addr == 9) {
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Z80_SET_DATA(shiroi->z80_pins, shiroi->cards[i].text.key);
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shiroi->cards[i].text.key = 0;
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} else if(addr == 11) {
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Z80_SET_DATA(shiroi->z80_pins, shiroi->cards[i].type);
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}
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} else if(shiroi->z80_pins & Z80_WR) {
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/* I/O Write */
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}
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}
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}
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}
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void shiroi_text_mk_i_tick(shiroi_t* shiroi) {}
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