Homebrew Official Mocha CFW - The sweet chocolate to your latte!

gatorman420

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From what I have read in older post , VC and eshop titles will not work in Rednand ... has this limitation changed ? I am in the process in doing rednand and wondering if I should just Sysnand instead as some games in uTikDownloadHelper the ones in red I want
 

xtremegamer

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Hey everyone,

it's been a while since I wrote here last time as I was busy with private stuff the last couple of weeks but I started doing some WiiU stuff a few days ago and I though maybe I will post some wip info.

I was working on native FAT32 USB mounting on IOS side. It took quite a bit of reversing time and was harder to figure out than I first expected it to be. I had to figure out many internal processes nintendo uses and how they interoperate between them in FS, MCP and ACP but by know I figured the most necessary things out and also found several ways to do it. So I chose one way and it works pretty well and looks promising :D.

So what I managed to do by now is an automatic FAT32 USB mount in the system that is treated by the system very similar to the WFS USB mounts. Meaning the system does see the USB drive as an actual Wii U formatted usb drive. The System Menu does list the titles on the partition in the "/usr/" folder on the drive and even the System Settings see the drive and can copy titles over. So basically you don't really see any difference between a WiiU formatted drive and a FAT32 formatted drive which is pretty cool.

Additionally as a bonus the FAT32 partition of my USB drive became automatically the first "external mount source" on the WiiU after my changes. The "external mount sources" are FAT drives on the WiiU and is usually only used by the SD card. So by becoming the first external mount source everything that is normally loaded from SD card is now loaded from the FAT32 usb partition. That includes homebrews like HBL and even loadiine. It just runs directly without any change to the actual homebrews. Of course you can see this as a negative side effect as the SD is 2nd external source and is not directly used by the homebrews without any code change to them. So I will look at it later and probably make the USB the 2nd external mount source and the homebrews can mount it on demand. So that's something to look forward to.

But there are also some issues left to be addressed before making this new feature public. The FAT32 filesystem does not support every feature that the native WiiU filesystem WFS supports, for example it does not support changing owner of a folder/file and does not support any kind of file/folder modes/permission flags. This is something usually only supported on unix based filesystems or similar. Another thing FAT32 does not support is the quota system that nintendo developed for game saves storing. It restrains a folder to a specified size. You can not set a restrain of size to a FAT32 folder.
So what the next steps are is to patch the FSA functions to be always successful on USB FAT partitions in FS module and do what's minimum necessary to make it look like it is supported ( i mean who cares if a folder has a size restrain for game's save :P). If this part is not done, then creating saves for games that are newly added is not possible and will fail...just as example. Also ACP throws system errors in some cases because the file owner or mode flags can not be changed which sucks to. But those are really small things compared to the rest and shouldn't take much time to do.

So that's where I am at the moment. It's too bad I didn't make it in time for new year's eve as that was kind of my goal and since I will be gone the next two days I won't make it in time anymore. But you can look forward for a nice new feature in the year 2017 for mocha :).

That said I wish a happy new year's eve to everyone tommorow and later a happy new year.
Question! Is it possibly to move games from a WII U formatted drive to your computer, format the drive as FAT 32, then move back? I have a 4TB HDD I'd like to be able to use for other things than the Wii U's shenanigans
 

GR-DRACULA

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Question! Is it possibly to move games from a WII U formatted drive to your computer, format the drive as FAT 32, then move back? I have a 4TB HDD I'd like to be able to use for other things than the Wii U's shenanigans
are u able to format the 4tb drive to fat32 format? really? :blink: I thought fat32 had 2tb max capacity
EDIT: yes it is :P
 
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Ryccardo

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From what I have read in older post , VC and eshop titles will not work in Rednand ... has this limitation changed ? I am in the process in doing rednand and wondering if I should just Sysnand instead as some games in uTikDownloadHelper the ones in red I want
They definitely worked in the iosuhax (fw.img) days, only Vwii never worked in rednand

And yes, if you have to ask then rednand is probably not useful for you, especially if you're buying a game for CBHC later
(although creating a rednand, copying it to PC, and deleting it should be done to create a nand backup)

--------------------- MERGED ---------------------------

I thought fat32 had 2tb max capacity
It has a 4T minus 1 sector limit. Sectors are conventionally 512 bytes, but 4kB sector hard drives exist (most emulate 512B sectors for compatibility though)

--------------------- MERGED ---------------------------

Is it possibly to move games from a WII U formatted drive to your computer, format the drive as FAT 32, then move back? I have a 4TB HDD I'd like to be able to use for other things than the Wii U's shenanigans
Not until the fat32 iosu driver is actually done, and even then it wouldn't imply reading proprietary-format disks on PC (though you can dump it right now with ftpiiu/wupserver)
 

GR-DRACULA

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No, I'm using a 5 TB FAT32 drive (yes, only one big partition) and this smart guy is even using a 8 TB FAT32 drive (for whatever):
https://gbatemp.net/threads/usb-loader-gx.149922/page-1132#post-6662953
MS support in comments says 2gb is the max for fat32 on the wikipedia it says 2tb(16tb with 4k clusters) and on other sites it says Windows support >2tb but fat32 itself 16gb or windows tools can't format more than 2tb I am so confused XD Well I own a 2tb hard drive so I can 100% format it to fat32 using Windows OS
 

lordelan

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MS support in comments says 2gb is the max for fat32 on the wikipedia it says 2tb(16tb with 4k clusters) and on other sites it says Windows support >2tb but fat32 itself 16gb or windows tools can't format more than 2tb I am so confused XD Well I own a 2tb hard drive so I can 100% format it to fat32 using Windows OS
Right it's not possible with Microsoft's own tools but it is with FAT32GUI which is linked in the post I have linked and after formatting is done even Windows can access and use the "really big" FAT32 drive. ;) Only limitation still present is the 4 GB limit for single files but Wii Backup Manager can split big games like Super Smash Bros. Brawl into 2 files which USB Loader GX can read and launch.
 

GR-DRACULA

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Right it's not possible with Microsoft's own tools but it is with FAT32GUI which is linked in the post I have linked and after formatting is done even Windows can access and use the "really big" FAT32 drive. ;) Only limitation still present is the 4 GB limit for single files but Wii Backup Manager can split big games like Super Smash Bros. Brawl into 2 files which USB Loader GX can read and launch.
plus I use the harddrive to store and play some movies which exceed the 4gb size is there any way to like split the file and the media players and my smart TV still recognizes it? I am also not sure if it supports fat32 format if not I definitely need partitions I will check that soon xD
 

zeushavok

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I'm pretty new to the Wii U so forgive me if this is a stupid question..

I've been trying to install the system config tool through mocha rednand and i keep getting the error:


Code:
Install error code 0xFFFBF440
Verify WUP files are correct & complete. DLC/E-shop require sig

Steps I've followed:

  • booted Wii U
  • Clicked Haxchi enabled VM title
  • clicked launch Mocha from HB menu
  • mocha menu pops up has redirects enabled and rednand enabled
  • doesn't show the mocha splash screen (not sure of significance) shows IOSUHAX splash
  • use HB channel, go back into HB menu, use WUP Installer Y mod
  • Get above error

I have no idea where I've gone wrong but I assumed Mocha had signature check bypassing etc built in? Or am i being an idiot?

Thanks
 

lordelan

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plus I use the harddrive to store and play some movies which exceed the 4gb size is there any way to like split the file and the media players and my smart TV still recognizes it? I am also not sure if it supports fat32 format if not I definitely need partitions I will check that soon xD
I am nearly sure almost all devices are recognizing FAT32 drives especially when their partition table is MBR and not GPT.
As for your movies there are many free tools to split videos into several files but it depends on your media player how they are recognized. Worst case would be that they are detected as two movies but as their file names are nearle identical they will just play one after the other. In KODI you only need to put them in the same folder.
But I don't get why you want to use your Wii U drive for movies. Use another drive for it on your router or NAS or TV. :)
 
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