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[Testers needed] Increased CTRCARD clock from 4.18 to 13.4 MHz on ROM reads. #873

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merged 1 commit into from
Nov 26, 2024

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profi200
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@profi200 profi200 commented Sep 19, 2024

This change significantly speeds up ROM reading by increasing the ROM read clock from 4.18 to 13.4 MHz. This is the same setting Process9 uses. I tested this with 26 different games and all verified successful with this change.

Example: Pokémon Ultra Moon previously verified in a bit more than 31 minutes. Now it verifies in ~19 minutes.

Steps to test:

  1. Boot GodMode9.
  2. Insert the 3DS game.
  3. Open the gamecart drive.
  4. Choose the topmost .3ds file (not the trimmed one).
  5. NCSD options --> Verify file.

Report the result here. If your games do not verify successfully make sure to check with the latest GodMode9 release. Attached is a build with this change.

GodMode9-v2.1.1-43-g7b6b4785-20240919200412.zip

@ZeroSkill1
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Tested with Super Mario 3D Land (0004000000053F00_v01.3ds) and Zoo Resort 3D (000400000004B200_v00.3ds) and verified successfully. Seems quite fast compared to how I remember it from the release builds.

@knight-ryu12
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I only had few 3DS game cart so
A-Train 3D
Release: Verify Success at 3min19sec
PR: Verify Success at 1min53sec

Etrian Odessey IV
PR: Verify Success at 3min42sec
Release: Verify Success at 6min21sec

huge boost

@profi200 profi200 marked this pull request as ready for review November 19, 2024 14:13
@Wolfvak
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Wolfvak commented Nov 26, 2024

LGTM, tested on new3DS and old3DS XL with a Pokemon X cart

@Wolfvak Wolfvak merged commit 105f4ae into d0k3:master Nov 26, 2024
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4 participants