106 lines
1.9 KiB
C
106 lines
1.9 KiB
C
#include <windows.h>
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#include <assert.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include "amex/jvs.h"
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#include "board/io3.h"
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#include "divaio/divaio.h"
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#include "jvs/jvs-bus.h"
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#include "util/dprintf.h"
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static void diva_jvs_read_switches(void *ctx, struct io3_switch_state *out);
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static void diva_jvs_read_coin_counter(
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void *ctx,
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uint8_t slot_no,
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uint16_t *out);
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static const struct io3_ops diva_jvs_io3_ops = {
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.read_switches = diva_jvs_read_switches,
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.read_coin_counter = diva_jvs_read_coin_counter,
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};
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static struct io3 diva_jvs_io3;
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HRESULT diva_jvs_init(struct jvs_node **out)
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{
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HRESULT hr;
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assert(out != NULL);
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dprintf("JVS I/O: Starting Diva backend DLL\n");
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hr = diva_io_jvs_init();
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if (FAILED(hr)) {
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dprintf("JVS I/O: Backend error, I/O disconnected: %x\n", (int) hr);
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return hr;
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}
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io3_init(&diva_jvs_io3, NULL, &diva_jvs_io3_ops, NULL);
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*out = io3_to_jvs_node(&diva_jvs_io3);
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return S_OK;
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}
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static void diva_jvs_read_switches(void *ctx, struct io3_switch_state *out)
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{
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uint8_t opbtn;
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uint8_t gamebtn;
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assert(out != NULL);
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opbtn = 0;
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gamebtn = 0;
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diva_io_jvs_poll(&opbtn, &gamebtn);
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if (gamebtn & 0x01) {
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out->p1 |= 1 << 6;
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}
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if (gamebtn & 0x02) {
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out->p1 |= 1 << 7;
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}
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if (gamebtn & 0x04) {
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out->p1 |= 1 << 8;
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}
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if (gamebtn & 0x08) {
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out->p1 |= 1 << 9;
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}
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if (gamebtn & 0x10) {
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out->p1 |= 1 << 15;
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}
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if (opbtn & 0x01) {
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out->system = 0x80;
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} else {
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out->system = 0;
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}
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if (opbtn & 0x02) {
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out->p1 |= 1 << 14;
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}
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}
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static void diva_jvs_read_coin_counter(
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void *ctx,
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uint8_t slot_no,
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uint16_t *out)
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{
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if (slot_no > 0) {
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return;
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}
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diva_io_jvs_read_coin_counter(out);
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}
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