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| author | Takoroka <137927095+Takoroka@users.noreply.github.com> | 2026-10-27 17:46:15 -0400 |
|---|---|---|
| committer | Takoroka <137927095+Takoroka@users.noreply.github.com> | 2026-10-27 17:46:15 -0400 |
| commit | a750204a15561e8e22d40c50df8e0827eb45fd8f (patch) | |
| tree | 4b03f9ed7a2033f427ac667dbde1775682321f3d /NX2_NOTES.md | |
| parent | 06cc8292f85e507d6456532550a95016785a6695 (diff) | |
NX2_NOTES: keep the blocker table in order
Diffstat (limited to 'NX2_NOTES.md')
| -rw-r--r-- | NX2_NOTES.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/NX2_NOTES.md b/NX2_NOTES.md index ee9cc8dd8f..29cdd8868e 100644 --- a/NX2_NOTES.md +++ b/NX2_NOTES.md @@ -97,9 +97,9 @@ With the patched decoder, games 1/3/4 only leave ~60-110 rare SIMD encodings in | 39 | every audio `RequestUpdate` fails | updates tagged `REv?` (lowercase v), renderer opened with `REV?` | compare revision numbers (2e6c39c) | | 40 | main thread parked in `ExecuteVirtualMachineMapBufferEx` | gpu sub 211's job slot is request word 17, not word 2 | signal word 17's event (2e6c39c) | | 41 | "too many files open" reading RomFS | eden-cli never raised the CRT stdio limit | `_setmaxstdio(8192)` (2e6c39c) | +| 42 | GPU memory model | gpu sub 101 = `CreateGpuAccessibleMemory` (reply word 3 = GpuMemoryHandle); 211 = `NormalMapGpuMemory4K` (words 3-4 first VA, 5-6 last, 7 handle, 8-9 offset, 17 slot), also into sparse regions at 0x81_xxxx_xxxx; 102/213 (`NormalUnmapGpuMemory4K`)/214 (`CreateSparseRegion`) complete through slot events (words 3/8/11) | real handles, `Nx2GpuMemoryRegistry::MapAt` with SMMU range reuse, slot signals | | 43 | (title 1) `nn::syncpt::sdk::Initialize` abort | newer SDK opens syncpt with TIPC 0(u64 token) and aborts unless it is echoed | handshake echo | | 44 | (title 1) NVN closes the GPU device after GetVARegions | newer SDK asks gpu 201/202(id) for the user/gsv partitions (two u64s each, stored as min/max) instead of using 203 | 201 = [0x8000000, 0xC000000000), 202 empty | -| 42 | GPU memory model | gpu sub 101 = `CreateGpuAccessibleMemory` (reply word 3 = GpuMemoryHandle); 211 = `NormalMapGpuMemory4K` (words 3-4 first VA, 5-6 last, 7 handle, 8-9 offset, 17 slot), also into sparse regions at 0x81_xxxx_xxxx; 102/213 (`NormalUnmapGpuMemory4K`)/214 (`CreateSparseRegion`) complete through slot events (words 3/8/11) | real handles, `Nx2GpuMemoryRegistry::MapAt` with SMMU range reuse, slot signals | Run settings used (in `build/bin/user/config/sdl2-config.ini`): `memory_layout_mode=4` (12 GB). Debug knobs: `EDEN_NX2_AUTO_STUB`, `EDEN_NX2_IPC_TRACE`, `EDEN_NX2_SVC_TRACE`, |