Wiikey Fusion API
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This page will hold information regarding the reversing of the Wiikey Fusion API from the Wiikey Fusion game selection menu. It's purpose is so that Swiss can support booting games from it.
Types of Commands
It appears the Wiikey Fusion has two types of commands. One set is to access the SPI Flash and one is to access the SD card/Settings.
Commands
(All commands set DILENGTH (0xCC006018) and DIIMMBUF (0xCC006020) to 0 before running).
| DICMDBUF0 (0xCC006008) | DICMDBUF1(0xCC00600C) | DICMDBUF2 (0xCC006010) | Type | Returns | Description |
|---|---|---|---|---|---|
| 0xDD000000 | offset (16bit) | data (16bit) | IMM | Status (?) | Write to Wiikey Fusion RAM (used to store offset locations for the current "disc") |
| 0xDE000000 | offset (32bit) | 0x5A000000 | IMM | Status (?) | Set Offset |
| 0xDF000000 | 0x00010000 | 0x00000000 | IMM | No SD Card detected if ((Response & 0x000F0000) == 0x00070000) | SD Card Detect |