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| author | Oxore <oxore@protonmail.com> | 2023-05-15 02:17:16 +0300 |
|---|---|---|
| committer | Oxore <oxore@protonmail.com> | 2023-05-15 02:17:16 +0300 |
| commit | 0c6c5803588a06160fbb55dd4228e94453df89ff (patch) | |
| tree | d680f463f007188560263464d789603c4774b4cf | |
| parent | fdd4189bfc4244cd6eabdfef6fd044ddb1236656 (diff) | |
Add note about DMA
| -rw-r--r-- | notes.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/notes.txt b/notes.txt new file mode 100644 index 0000000..3c5804b --- /dev/null +++ b/notes.txt @@ -0,0 +1,3 @@ +DMA cannot cross 128KB boundary: http://gendev.spritesmind.net/forum/viewtopic.php?t=1853 + +> Don't forget that there are other alignment needs on the MD as well. For example, VDP DMA cannot cross a 128KB boundary, so are you making sure your data blocks to be DMAd aren't crossing a boundary? |