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ARM7 Interrupts
| ADDRESS
|
WIDTH (bytes)
|
NAME
|
| 0x04000218
|
4
|
REG_IE2
|
| 0x0400021C
|
4
|
REG_IF2
|
ARM7 REG_IE / REG_IF
| BIT
|
DESCRIPTION
|
| 0-12
|
same as DS
|
| 13
|
removed GBA-slot interrupt
|
| 14-27
|
same as DS ?
|
| 28
|
NDMA0 interrupt
|
| 29
|
NDMA1 interrupt
|
| 30
|
NDMA2 interrupt
|
| 31
|
NDMA3 interrupt
|
ARM7 REG_IE2 / REG_IF2
| BIT
|
DESCRIPTION
|
| 0
|
GPIO18[0]
|
| 1
|
GPIO18[1]
|
| 2
|
GPIO18[2]
|
| 4
|
GPIO33[0]
|
| 5
|
GPIO33[1]
|
| 6
|
Powerbutton interrupt (GPIO33[2])
|
| 7
|
GPIO33[3]
|
| 8
|
SD card 1
|
| 9
|
SDIO card 1 async
|
| 10
|
SD card 2
|
| 11
|
SDIO card 2 async
|
| 12
|
AES Engine interrupt
|
| 13
|
I2C Bus interrupt
|
| 14
|
Microphone Extended interrupt
|
| 15-31
|
?
|
ARM9 Interrupts
ARM9 REG_IE / REG_IF
| BIT
|
DESCRIPTION
|
| 0-12
|
same as DS
|
| 13
|
removed GBA-slot interrupt
|
| 14
|
NDS-slot Card change?
|
| 15-23
|
same as DS
|
| 24
|
XpertTeak DSP
|
| 25
|
Cameras
|
| 26-27
|
Not used
|
| 28
|
NDMA0 interrupt
|
| 29
|
NDMA1 interrupt
|
| 30
|
NDMA2 interrupt
|
| 31
|
NDMA3 interrupt
|