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#include "ultra64.h"
#include "PR/controller.h"
#include "macros.h"
void __osPackReadData(void);
s32 osContStartReadData(OSMesgQueue* mq) {
s32 ret;
int i;
__osSiGetAccess();
if (__osContLastPoll != 1) {
__osPackReadData();
__osSiRawStartDma(OS_WRITE, &__osContPifRam);
osRecvMesg(mq, NULL, OS_MESG_BLOCK);
}
ret = __osSiRawStartDma(OS_READ, &__osContPifRam);
__osContLastPoll = 1;
__osSiRelAccess();
return ret;
}
void osContGetReadData(OSContPad* data) {
u8* ptr;
__OSContReadFormat readformat;
int i;
ptr = (u8*)__osContPifRam.ramarray;
for (i = 0; i < __osMaxControllers; i++, ptr += sizeof(__OSContReadFormat), data++) {
readformat = *(__OSContReadFormat*)ptr;
data->errno = (readformat.rxsize & 0xC0) >> 4;
if (data->errno == 0) {
data->button = readformat.button;
data->stick_x = readformat.stick_x;
data->stick_y = readformat.stick_y;
}
}
}
void __osPackReadData(void) {
u8* ptr;
__OSContReadFormat readformat;
int i;
ptr = (u8*)__osContPifRam.ramarray;
for (i = 0; i < ARRAY_COUNT(__osContPifRam.ramarray); i++) {
__osContPifRam.ramarray[i] = 0;
}
__osContPifRam.status = CONT_CMD_READ_BUTTON;
readformat.dummy = 255;
readformat.txsize = 1;
readformat.rxsize = 4;
readformat.cmd = 1;
readformat.button = 65535;
readformat.stick_x = -1;
readformat.stick_y = -1;
for (i = 0; i < __osMaxControllers; i++) {
*(__OSContReadFormat*)ptr = readformat;
ptr += sizeof(__OSContReadFormat);
}
*ptr = 254;
}
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