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3
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1 #include <stdio.h>
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2 #include <string.h>
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3 #include "FifoDmaManager.h"
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4
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5 void
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6 FifoDmaManager::dma_load(void *buf, unsigned int addr, int size, int mask)
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7 {
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14
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8 if (buf == NULL || (void*)addr == NULL) return;
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3
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9 memcpy(buf, (void*)addr, size);
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10 }
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11
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12 void
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13 FifoDmaManager::dma_store(void *buf, unsigned int addr, int size, int mask)
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14 {
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14
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15 if (buf == NULL || (void*)addr == NULL) return;
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3
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16 memcpy((void*)addr, buf, size);
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17 }
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18
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19 /**
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20 * mask で設定した DMA 転送の完了を待つ
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21 */
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22 void
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23 FifoDmaManager::dma_wait(int mask)
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24 {
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25 //spu_writech(MFC_WrTagMask, 1 << mask);
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26 //spu_mfcstat(MFC_TAG_UPDATE_ALL);
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27 }
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28
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29 void
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30 FifoDmaManager::mail_write(unsigned int data)
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31 {
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32 //spu_writech(SPU_WrOutMbox, data);
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33
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50
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34 mail_sendQueue
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35 = MailManager::append_mailQueue(mail_sendQueue,
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36 mailManager->create(data));
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3
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37 }
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38
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39 unsigned int
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40 FifoDmaManager::mail_read(void)
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41 {
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42 MailQueuePtr q;
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43 unsigned int ret;
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44
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45 q = mail_recvQueue;
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46
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47 if (q == NULL) {
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48 return 0; // error か 正しい値か判断できないな・・・
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49 }
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50
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51 mail_recvQueue = mail_recvQueue->next;
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52
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53 ret = q->data;
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50
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54 mailManager->free(q);
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3
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55
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56 return ret;
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57 }
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