42 lines
959 B
C
42 lines
959 B
C
/* Copyright (c) 2013-2016 Jeffrey Pfau
|
|
*
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
#ifndef SIO_LOCKSTEP_H
|
|
#define SIO_LOCKSTEP_H
|
|
|
|
#include <mgba-util/common.h>
|
|
|
|
CXX_GUARD_START
|
|
|
|
enum mLockstepPhase {
|
|
TRANSFER_IDLE = 0,
|
|
TRANSFER_STARTING,
|
|
TRANSFER_STARTED,
|
|
TRANSFER_FINISHING,
|
|
TRANSFER_FINISHED
|
|
};
|
|
|
|
struct mLockstep {
|
|
int attached;
|
|
enum mLockstepPhase transferActive;
|
|
int32_t transferCycles;
|
|
|
|
bool (*signal)(struct mLockstep*, unsigned mask);
|
|
bool (*wait)(struct mLockstep*, unsigned mask);
|
|
void (*addCycles)(struct mLockstep*, int id, int32_t cycles);
|
|
int32_t (*useCycles)(struct mLockstep*, int id, int32_t cycles);
|
|
void (*unload)(struct mLockstep*, int id);
|
|
void* context;
|
|
#ifndef NDEBUG
|
|
int transferId;
|
|
#endif
|
|
};
|
|
|
|
void mLockstepInit(struct mLockstep*);
|
|
|
|
CXX_GUARD_END
|
|
|
|
#endif
|