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f3dex [2019/01/03 22:53] redetzky [Fast3DEX Display List Commands] fix the same typo but on another page |
f3dex [2019/02/04 00:53] redetzky [C0: G_NOOP] |
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==== 00: G_SPNOOP ==== | ==== 00: G_SPNOOP ==== | ||
- | No operation. This should only be used for debugging purposes. | + | Stalls the signal processor (the RSP), and as a consequence, the RDP too. This should only be used for debugging purposes. |
''00 00 00 00 00 00 00 00'' | ''00 00 00 00 00 00 00 00'' | ||
Line 399: | Line 399: | ||
==== C0: G_NOOP ==== | ==== C0: G_NOOP ==== | ||
- | Does nothing. Seemingly different from 00; this opcode may stall the RDP instead of the RSP, or the other way around, though nothing has been really confirmed. (Judging by gbi.h from F3DEX) | + | Does nothing. Seemingly different from 00; judging by the names and position of this opcode and 00, this opcode stalls the RDP, whereas the other stalls the RSP. |
''C0 00 00 00 00 00 00 00'' | ''C0 00 00 00 00 00 00 00'' |