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#include "dolphin/GBAPriv.h"
static GBASecParams SecParams[4];
GBA __GBA[4];
BOOL __GBAReset = FALSE;
static BOOL OnReset(BOOL);
static OSResetFunctionInfo ResetFunctionInfo = {
OnReset,
127
};
void ShortCommandProc(s32 chan) {
GBA* gba;
gba = &__GBA[chan];
if (gba->result != 0) {
return;
}
if (gba->dst[0] != 0 || gba->dst[1] != 4) {
gba->result = 1;
return;
}
gba->status[0] = gba->dst[2] & GBA_JSTAT_MASK;
}
void GBAInit() {
s32 i;
GBA* gba;
for (i = 0; i < 4; ++i) {
gba = &__GBA[i];
gba->delay = OSMicrosecondsToTicks(60);
OSInitThreadQueue(&gba->thread_queue);
gba->param = &SecParams[i];
}
OSInitAlarm();
DSPInit();
__GBAReset = FALSE;
OSRegisterResetFunction(&ResetFunctionInfo);
}
s32 GBAGetStatusAsync(s32 chan, u8* status, GBACallback callback) {
GBA* gba;
s32 ret;
gba = &__GBA[chan];
if (gba->callback != NULL) {
ret = GBA_BUSY;
} else {
gba->command = 0;
gba->status = status;
gba->callback = callback;
ret = __GBATransfer(chan, 1, 3, ShortCommandProc);
}
return ret;
}
s32 GBAGetStatus(s32 chan, u8* status) {
s32 ret;
ret = GBAGetStatusAsync(chan, status, __GBASyncCallback);
if (ret != GBA_READY) {
return ret;
}
return __GBASync(chan);
}
s32 GBAResetAsync(s32 chan, u8* status, GBACallback callback) {
GBA* gba;
s32 ret;
gba = &__GBA[chan];
if (gba->callback != NULL) {
ret = GBA_BUSY;
} else {
gba->command = 0xFF;
gba->status = status;
gba->callback = callback;
ret = __GBATransfer(chan, 1, 3, ShortCommandProc);
}
return ret;
}
s32 GBAReset(s32 chan, u8* status) {
s32 ret;
ret = GBAResetAsync(chan, status, __GBASyncCallback);
if (ret != GBA_READY) {
return ret;
}
return __GBASync(chan);
}
BOOL OnReset(BOOL) {
__GBAReset = TRUE;
return TRUE;
}
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