No, currently you can't load files via wiiload other than from the SD card as you've been doing.
I've just modified wiiload so you can set argv0 from the command line though, this will let you change the initial working directory set when the SD card is initialised. You can either build wiiload ...
Search found 13 matches
- Mon Jun 04, 2012 8:47 pm
- Forum: devkitPPC
- Topic: Why SDL can't load an image via wiiload instead of sd card ?
- Replies: 17
- Views: 28791
- Tue Feb 08, 2011 1:26 am
- Forum: Bug Reports
- Topic: libogc-fat link error
- Replies: 2
- Views: 6157
Re: libfilesystem 0.9.9
Ran the update just now and everything seems back to business as usual for me. 

- Mon Feb 07, 2011 2:10 pm
- Forum: Bug Reports
- Topic: libogc-fat link error
- Replies: 2
- Views: 6157
libogc-fat link error
Only one other person I see with the issue but I guess its still early. I updated yesterday and started getting fat errors when linking;
e:/devkitPro/libogc/lib/wii\libfat.a(directory.o): In function `_FAT_directory_mbsncasecmp':
c:/Users/davem/projects/devkitpro/libnds-master/libfat/libogc ...
e:/devkitPro/libogc/lib/wii\libfat.a(directory.o): In function `_FAT_directory_mbsncasecmp':
c:/Users/davem/projects/devkitpro/libnds-master/libfat/libogc ...