Request
| Index Word
 | 
Description
 | 
| 0
 | 
Header code [0x00490180]
 | 
| 1-4
 | 
0x10-byte struct for the title which will be run under the launched FIRM.
 | 
| 5
 | 
u8, when the FIRM TID-low is not TWL_FIRM this is written to the u8 at FIRM parambuf+0x400.
 | 
| 6
 | 
FIRM titleID-low which will be launched.
 | 
Response
| Index Word
 | 
Description
 | 
| 0
 | 
Header code
 | 
| 1
 | 
Result code
 | 
Description
This triggers a FIRM launch. Normally the input titleID from the 0x10-byte structure is written to the FIRM parameter buffer, however this is skipped when this titleID matches the TIDs for appID 0x101, 0x103, or 0x104.