In memory of Ben “bushing” Byer, who passed away on Monday, February 8th, 2016.

/dev/fs

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The filesystem can be directly accessed through "/dev/fs".

There are several IOS functions for FS like Delete/Create/List/Rename/.. .

Files can be directly opened with IOS_Open("/tmp/data.bin",1);



The root folder looks like that:

/tmp

/meta

/import

/shared2

/shared1

/title

/ticket

/sys

Ioctl listing

Request number Name input output notes
0x1 Format 0 0 Don't try this!!!
0x2 GetStats ? ?
0x3 CreateDir ? ?
0x4 ReadDir
0x5 SetAttr ? ?
0x6 GetAttr 64 bytes for filename 78 bytes for file attributes
0x7 Delete ? ?
0x8 Rename ? 0
0x9 CreateFile 0x4C bytes: 4 for owner ID, 2 for group ID, 0x40 filename, 1 for each owner/group/other permissions, 1 for attributes, 2 unused (?) 0
0xb GetFileStats ? ?
0xd Shutdown

/dev/fs error codes

Error code POSIX equivalent notes
-1 EACCES Permission denied
-2 EEXIST File exists
-4 st ... \n

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