Nintendo 1504166 - Game Boy Advance SP Edition Console Programming Manual page 169

AGB Programming Manual
12) Complete the user interrupt processing and return to the previous
system call.
USR Stack
03007F00
L R _ u s r
R 2
Save with each
S y s t e m C a l l
13) Complete processing with each system call.
USR Stack
03007F00
14) Return value to registers R0, R1, and R3, in cases where a system
call provides a return value, and then return to the user program.
USR Stack
03007F00
©1999 - 2001 Nintendo of America Inc.
IRQ Stack
03007FA0
SP_usr
03007F00
IRQ Stack
03007FA0
SP_usr
03007F00
IRQ Stack
03007FA0
SP_usr
03007F00
169
SVC Stack
03007FE0
SP_irq
4 W O R D S
03007FA0
SVC Stack
03007FE0
SP_irq
4 W O R D S
03007FA0
SVC Stack
03007FE0
SP_irq
03007FA0
D.C.N. AGB-06-0001-002B4
AGB System Calls
SP_svc
SP_svc
SP_svc