mirror of
https://github.com/HarbourMasters/Starship
synced 2026-07-07 22:32:02 -04:00
Alejandro Javier Asenjo Nitti
88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
#include "global.h"
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#include "PR/controller.h"
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s32 osContInit(OSMesgQueue* mq, u8* bitpattern, OSContStatus* data) {
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OSMesg dummy;
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s32 ret = 0;
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OSTime t;
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OSTimer mytimer;
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OSMesgQueue timerMesgQueue;
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if (__osContinitialized != 0) {
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return 0;
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}
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__osContinitialized = 1;
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t = osGetTime();
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if (t < UNK(osClockRate)) {
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osCreateMesgQueue(&timerMesgQueue, &dummy, 1);
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osSetTimer(&mytimer, UNK(osClockRate) - t, 0, &timerMesgQueue, &dummy);
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osRecvMesg(&timerMesgQueue, &dummy, OS_MESG_BLOCK);
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}
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__osMaxControllers = 4;
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__osPackRequestData(CONT_CMD_REQUEST_STATUS);
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ret = __osSiRawStartDma(OS_WRITE, __osContPifRam.ramarray);
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osRecvMesg(mq, &dummy, OS_MESG_BLOCK);
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ret = __osSiRawStartDma(OS_READ, __osContPifRam.ramarray);
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osRecvMesg(mq, &dummy, OS_MESG_BLOCK);
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__osContGetInitData(bitpattern, data);
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__osContLastCmd = CONT_CMD_REQUEST_STATUS;
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__osSiCreateAccessQueue();
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osCreateMesgQueue(&__osEepromTimerQ, &__osEepromTimerMsg, 1);
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return ret;
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}
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void __osContGetInitData(u8* pattern, OSContStatus* data) {
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u8* ptr;
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__OSContRequestHeader requestHeader;
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s32 i;
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u8 bits;
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bits = 0;
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ptr = (u8*)__osContPifRam.ramarray;
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for (i = 0; i < __osMaxControllers; i++, ptr += sizeof(requestHeader), data++) {
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requestHeader = *(__OSContRequestHeader*)ptr;
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data->errno = (requestHeader.rxsize & 0xC0) >> 4;
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if (data->errno == 0) {
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data->type = requestHeader.typel << 8 | requestHeader.typeh;
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data->status = requestHeader.status;
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bits |= 1 << i;
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}
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}
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*pattern = bits;
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}
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void __osPackRequestData(u8 poll) {
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u8* ptr;
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__OSContRequestHeader requestHeader;
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s32 i;
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for (i = 0; i < 16; i++) {
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__osContPifRam.ramarray[i] = 0;
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}
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__osContPifRam.pifstatus = CONT_CMD_READ_BUTTON;
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ptr = (u8*)__osContPifRam.ramarray;
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requestHeader.align = 255;
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requestHeader.txsize = 1;
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requestHeader.rxsize = 3;
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requestHeader.poll = poll;
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requestHeader.typeh = 255;
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requestHeader.typel = 255;
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requestHeader.status = 255;
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requestHeader.align1 = 255;
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for (i = 0; i < __osMaxControllers; i++) {
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*(__OSContRequestHeader*)ptr = requestHeader;
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ptr += sizeof(requestHeader);
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}
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*ptr = 254;
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}
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