Mercurial > hg > Members > kono > Cerium
annotate TaskManager/Fifo/FifoDmaManager.cc @ 638:671fca057ad3
hmmmm
| author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Thu, 19 Nov 2009 18:18:20 +0900 |
| parents | 60aa3f241b10 |
| children | a909c50081c2 |
| rev | line source |
|---|---|
| 109 | 1 #include <stdio.h> |
| 2 #include <stdlib.h> | |
| 3 #include <string.h> | |
| 4 #include "FifoDmaManager.h" | |
| 5 | |
| 6 void | |
|
603
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
7 FifoDmaManager::dma_load(void *buf, memaddr addr, uint32 size, uint32 mask) |
| 109 | 8 { |
| 9 if (size == 0) return; | |
| 10 memcpy(buf, (void*)addr, size); | |
| 11 } | |
| 12 | |
| 13 void | |
|
603
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
14 FifoDmaManager::dma_store(void *buf, memaddr addr, uint32 size, uint32 mask) |
| 109 | 15 { |
| 16 if (size == 0) return; | |
| 17 memcpy((void*)addr, buf, size); | |
| 18 } | |
| 19 | |
| 20 /** | |
| 321 | 21 * mask で設定した DMA 転送の完了を待つ |
| 109 | 22 */ |
| 23 void | |
| 24 FifoDmaManager::dma_wait(uint32 mask) | |
| 25 { | |
| 26 } | |
| 27 | |
| 28 void | |
|
603
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
29 FifoDmaManager::mail_write(memaddr data) |
| 109 | 30 { |
| 31 mail_sendQueue | |
| 32 = MailManager::append_mailQueue(mail_sendQueue, | |
| 33 mailManager->create(data)); | |
| 34 } | |
| 35 | |
|
603
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
36 memaddr |
|
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
37 FifoDmaManager::mail_read() |
| 109 | 38 { |
| 39 MailQueuePtr q; | |
|
603
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
40 memaddr ret; |
| 109 | 41 |
| 42 q = mail_recvQueue; | |
| 43 | |
| 44 if (q == NULL) { | |
| 321 | 45 return 0; // error か 正しい値か判断できないな・・・ |
| 109 | 46 } |
| 47 | |
| 48 mail_recvQueue = mail_recvQueue->next; | |
| 49 | |
| 50 ret = q->data; | |
| 51 mailManager->free(q); | |
| 52 | |
| 53 return ret; | |
| 54 } | |
| 55 | |
| 56 void | |
| 57 FifoDmaManager::dma_loadList(ListDataPtr list, void *buff, uint32 mask) | |
| 58 { | |
| 59 int list_size = list->length; | |
|
602
1733f3cbfa28
64bit mode try... not worked.
e075740@nw0740.st.ie.u-ryukyu.ac.jp
parents:
321
diff
changeset
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60 long bound; |
| 109 | 61 |
|
602
1733f3cbfa28
64bit mode try... not worked.
e075740@nw0740.st.ie.u-ryukyu.ac.jp
parents:
321
diff
changeset
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62 bound = (long)(buff); |
| 109 | 63 |
| 64 for (int i = 0; i < list_size; i++) { | |
| 65 ListElementPtr elm = &list->element[i]; | |
| 66 memcpy((void*)bound, (void*)elm->addr, elm->size); | |
| 67 bound += elm->size; | |
| 68 } | |
| 69 } | |
| 70 | |
| 71 #if 0 | |
| 72 void* | |
| 73 FifoDmaManager::dma_loadList(ListDataPtr list, void *buff, uint32 mask) | |
| 74 { | |
| 75 void **buffList; | |
| 76 int bound; | |
| 77 | |
| 78 dma_wait(mask); | |
| 79 | |
| 80 if (list->length == 1) { | |
| 81 return buff; | |
| 82 } | |
| 83 | |
| 84 bound = (int)buff; | |
| 85 buffList = (void**)malloc(list->length); | |
| 86 buffList[0] = (void*)bound; | |
| 87 | |
| 88 for (int i = 1; i < list->length; i++) { | |
| 89 bound += list->element[i-1].size; | |
| 90 buffList[i] = (void*)(bound); | |
| 91 } | |
| 92 | |
| 93 return (void*)buffList; | |
| 94 } | |
| 95 #endif | |
| 96 | |
| 97 void | |
| 98 FifoDmaManager::dma_storeList(ListDataPtr list, void *buff, uint32 mask) | |
| 99 { | |
| 100 int list_size = list->length; | |
|
603
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
101 memaddr bound; |
| 109 | 102 |
|
603
42c94f85c779
long -> memaddr (64 or 32)
Shinji KONO <kono@ie.u-ryukyu.ac.jp>
parents:
602
diff
changeset
|
103 bound = (memaddr)(buff); |
| 109 | 104 |
| 105 for (int i = 0; i < list_size; i++) { | |
| 106 ListElementPtr elm = &list->element[i]; | |
| 107 memcpy((void*)elm->addr, (void*)bound, elm->size); | |
| 108 bound += elm->size; | |
| 109 } | |
| 110 } |