PDN Registers: Difference between revisions
oops |
clarify vram clock |
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| Line 318: | Line 318: | ||
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| 16 | | 16 | ||
| Clock enable for all blocks. 1 = enable. | | Clock enable for all blocks and VRAM. 1 = enable. | ||
|} | |} | ||
Bit0: main (?) nRESET (active low), unset to reset (when not on reset, external GPU registers at 0x10400000+ are enabled). | Bit0: main (?) nRESET (active low), unset to reset (when not on reset, external GPU registers at 0x10400000+ are enabled). | ||
| Line 328: | Line 328: | ||
Bit0: Enable VRAM clock in older models?? | Bit0: Enable VRAM clock in older models?? | ||
This | This register seems to be unimplemented in released models: while it is used in tandem with PDN_GPU_CNT.bit16 in boot11 screeninit code, Kernel11 only uses PDN_GPU_CNT.bit16 to put VRAM in self-refresh mode. | ||
==PDN_FCRAM_CNT== | ==PDN_FCRAM_CNT== | ||