h264_codec
Differences
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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| h264_codec [2025/05/16 23:04] – arisotura | h264_codec [2025/05/25 18:31] (current) – arisotura | ||
|---|---|---|---|
| Line 6: | Line 6: | ||
| ^ Address | ^ Address | ||
| + | | 0xF0008404 | ??? | | ||
| + | | 0xF0008408 | ??? | | ||
| + | | 0xF000840C | ??? | | ||
| + | | 0xF0008410 | ??? | | ||
| | 0xF0008414 | ??? | | | 0xF0008414 | ??? | | ||
| + | | 0xF0008418 | ??? | | ||
| + | | 0xF000841C | ??? | | ||
| | 0xF0008420 | ??? | | | 0xF0008420 | ??? | | ||
| + | | 0xF0008424 | ??? | | ||
| + | | 0xF0008428 | ??? | | ||
| + | | 0xF000842C | ??? | | ||
| + | | 0xF0008430 | ??? | | ||
| + | | 0xF0008434 | ??? | | ||
| + | | 0xF0008438 | ??? | | ||
| + | | 0xF000843C | ??? | | ||
| + | | 0xF0008440 | ??? | | ||
| + | | 0xF0008444 | ??? | | ||
| + | | 0xF0008448 | ??? | | ||
| + | | 0xF000844C | ??? | | ||
| + | | 0xF0008450 | ??? | | ||
| + | | 0xF0008454 | ??? | | ||
| + | | 0xF0008458 | ??? | | ||
| + | | 0xF000845C | ??? | | ||
| | 0xF0008460 | Encoding buffer alert position | | | 0xF0008460 | Encoding buffer alert position | | ||
| | 0xF0008464 | Encoding buffer current position | | | 0xF0008464 | Encoding buffer current position | | ||
| Line 16: | Line 37: | ||
| | 0xF0008478 | ??? | | | 0xF0008478 | ??? | | ||
| | 0xF000847C | Encoding buffer frame position | | | 0xF000847C | Encoding buffer frame position | | ||
| + | | 0xF0008480 | ??? | | ||
| + | | 0xF000848C | ??? | | ||
| + | | 0xF000849C | ??? | | ||
| + | | 0xF00084A0 | ??? | | ||
| | 0xF00084A4 | buffer address for incoming h265 data? | | | 0xF00084A4 | buffer address for incoming h265 data? | | ||
| | 0xF00084A8 | another buffer address? | | | 0xF00084A8 | another buffer address? | | ||
| - | | 0xF00084AC | ??? buffer? position? | | + | | 0xF00084AC | ??? buffer? position? |
| | 0xF00084B0 | Decoding IRQ status/ack | | | 0xF00084B0 | Decoding IRQ status/ack | | ||
| | 0xF00084B8 | ??? | | | 0xF00084B8 | ??? | | ||
| Line 73: | Line 98: | ||
| | 4-7 | ??? | | | 4-7 | ??? | | ||
| - | IRQ 0 fires when the current buffer position reaches the alert position. When acknowledging this IRQ, the alert position should be updated, otherwise the IRQ will keep firing as long as the condition is met. | + | IRQ 0 fires when the current buffer position reaches the alert position. When acknowledging this IRQ, the alert position should be updated, otherwise the IRQ will keep firing as long as the condition is met (ie. as long as the current position is equal to or greater than the alert position). |
| IRQ 1 fires every time a full camera frame is encoded. Register 0xF000847C keeps track of where the frame ends in the encoding buffer. That register must be read, or this IRQ will keep firing. | IRQ 1 fires every time a full camera frame is encoded. Register 0xF000847C keeps track of where the frame ends in the encoding buffer. That register must be read, or this IRQ will keep firing. | ||
h264_codec.1747436670.txt.gz · Last modified: 2025/05/16 23:04 by arisotura