mirror of https://github.com/mgba-emu/mgba.git
GBA: Add frame counter and more GPIO state to savestates
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8c0f082a83
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@ -430,6 +430,12 @@ void GBAGPIOSerialize(struct GBACartridgeGPIO* gpio, struct GBASerializedState*
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state->gpio.rtc = gpio->rtc;
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state->gpio.gyroSample = gpio->gyroSample;
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state->gpio.gyroEdge = gpio->gyroEdge;
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state->gpio.tiltSampleX = gpio->tiltX;
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state->gpio.tiltSampleY = gpio->tiltY;
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state->gpio.tiltState = gpio->tiltState;
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state->gpio.lightCounter = gpio->lightCounter;
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state->gpio.lightSample = gpio->lightSample;
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state->gpio.lightEdge = gpio->lightEdge;
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}
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void GBAGPIODeserialize(struct GBACartridgeGPIO* gpio, struct GBASerializedState* state) {
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@ -440,4 +446,10 @@ void GBAGPIODeserialize(struct GBACartridgeGPIO* gpio, struct GBASerializedState
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gpio->rtc = state->gpio.rtc;
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gpio->gyroSample = state->gpio.gyroSample;
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gpio->gyroEdge = state->gpio.gyroEdge;
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gpio->tiltX = state->gpio.tiltSampleX;
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gpio->tiltY = state->gpio.tiltSampleY;
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gpio->tiltState = state->gpio.tiltState;
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gpio->lightCounter = state->gpio.lightCounter;
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gpio->lightSample = state->gpio.lightSample;
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gpio->lightEdge = state->gpio.lightEdge;
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}
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@ -77,7 +77,7 @@ extern const uint32_t GBA_SAVESTATE_MAGIC;
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* | 0x001F0 - 0x001F3: Next hblank IRQ
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* | 0x001F4 - 0x001F7: Next vblank IRQ
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* | 0x001F8 - 0x001FB: Next vcounter IRQ
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* | 0x001FC - 0x001FF: Reserved
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* | 0x001FC - 0x001FF: Frame counter
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* 0x00200 - 0x00213: Timer 0
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* | 0x00200 - 0x00201: Reload value
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* | 0x00202 - 0x00203: Old reload value
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@ -126,25 +126,31 @@ extern const uint32_t GBA_SAVESTATE_MAGIC;
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* | 0x00284 - 0x00287: DMA next destination
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* | 0x00288 - 0x0028B: DMA next count
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* | 0x0028C - 0x0028F: DMA next event
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* 0x00290 - 0x002BF: GPIO state
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* 0x00290 - 0x002C3: GPIO state
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* | 0x00290 - 0x00291: Pin state
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* | 0x00292 - 0x00293: Direction state
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* | 0x00294 - 0x002B6: RTC state (see gba-gpio.h for format)
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* | 0x002B7 - 0x002B7: GPIO devices
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* | bit 0: Has RTC values
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* | bit 1: Has rumble value (reserved)
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* | bit 2: Has light sensor value (reserved)
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* | bit 2: Has light sensor value
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* | bit 3: Has gyroscope value
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* | bit 4: Has tilt values (reserved)
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* | bit 4: Has tilt values
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* | bits 5 - 7: Reserved
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* | 0x002B8 - 0x002B9: Gyroscope sample
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* | 0x002BA - 0x002BB: Tilt x sample (reserved)
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* | 0x002BC - 0x002BD: Tilt y sample (reserved)
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* | 0x002BA - 0x002BB: Tilt x sample
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* | 0x002BC - 0x002BD: Tilt y sample
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* | 0x002BE - 0x002BF: Flags
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* | bit 0: Is read enabled
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* | bit 1: Gyroscope sample is edge
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* | bits 2 - 15: Reserved
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* 0x002C0 - 0x002FF: Reserved (leave zero)
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* | bit 2: Light sample is edge
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* | bit 3: Reserved
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* | bits 4 - 15: Light counter
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* | 0x002C0 - 0x002C0: Light sample
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* | 0x002C1 - 0x002C3: Flags
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* | bits 0 - 1: Tilt state machine
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* | bits 2 - 31: Reserved
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* 0x002C4 - 0x002FF: Reserved (leave zero)
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* 0x00300 - 0x00303: Associated movie stream ID for record/replay (or 0 if no stream)
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* 0x00304 - 0x003FF: Reserved (leave zero)
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* 0x00400 - 0x007FF: I/O memory
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@ -230,7 +236,7 @@ struct GBASerializedState {
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int32_t nextHblankIRQ;
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int32_t nextVblankIRQ;
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int32_t nextVcounterIRQ;
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int32_t : 32;
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int32_t frameCounter;
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} video;
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struct GBATimer timers[4];
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@ -247,15 +253,21 @@ struct GBASerializedState {
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uint16_t pinDirection;
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struct GBARTC rtc;
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uint8_t devices;
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// Do not change these to uint16_t, this breaks bincompat with some older compilers
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unsigned gyroSample : 16;
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unsigned tiltSampleX : 16;
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unsigned tiltSampleY : 16;
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unsigned readWrite : 1;
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unsigned gyroEdge : 1;
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unsigned reserved : 14;
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unsigned lightEdge : 1;
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unsigned : 1;
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unsigned lightCounter : 12;
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unsigned lightSample : 8;
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unsigned tiltState : 2;
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unsigned : 22;
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} gpio;
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uint32_t reservedGpio[16];
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uint32_t reservedGpio[15];
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uint32_t associatedStreamId;
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@ -245,6 +245,7 @@ void GBAVideoSerialize(struct GBAVideo* video, struct GBASerializedState* state)
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state->video.nextHblankIRQ = video->nextHblankIRQ;
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state->video.nextVblankIRQ = video->nextVblankIRQ;
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state->video.nextVcounterIRQ = video->nextVcounterIRQ;
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state->video.frameCounter = video->frameCounter;
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}
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void GBAVideoDeserialize(struct GBAVideo* video, struct GBASerializedState* state) {
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@ -264,5 +265,6 @@ void GBAVideoDeserialize(struct GBAVideo* video, struct GBASerializedState* stat
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video->nextHblankIRQ = state->video.nextHblankIRQ;
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video->nextVblankIRQ = state->video.nextVblankIRQ;
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video->nextVcounterIRQ = state->video.nextVcounterIRQ;
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video->frameCounter = state->video.frameCounter;
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video->vcount = state->io[REG_VCOUNT >> 1];
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}
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