IRQ Registers
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Registers
Old3DS | Name | Address | Width | Used by |
---|---|---|---|---|
Yes | IRQ_IE | 0x10001000 | 4 | Boot9, Kernel9 |
Yes | IRQ_IF | 0x10001004 | 4 | Boot9, Kernel9 |
IRQ_IE
Bitfield with enabled interrupts. See below for the IRQ<->bit mapping.
IRQ_IF
Bitfield with pending interrupts. See below for the IRQ<->bit mapping.
Returns the pending interrupt bits on read, clears them on write (writing 0-bits has no effect).
Interrupts
IRQ bit | Description |
---|---|
0 | DMAC_1_0 |
1 | DMAC_1_1 |
2 | DMAC_1_2 |
3 | DMAC_1_3 |
4 | DMAC_1_4 |
5 | DMAC_1_5 |
6 | DMAC_1_6 |
7 | DMAC_1_7 |
8 | TIMER_0 |
9 | TIMER_1 |
10 | TIMER_2 |
11 | TIMER_3 |
12 | PXI_SYNC |
13 | PXI_NOT_FULL |
14 | PXI_NOT_EMPTY |
15 | AES |
16 | SDIO_1 |
17 | SDIO_1_ASYNC |
18 | SDIO_3 |
19 | SDIO_3_ASYNC |
20 | DEBUG_RECV |
21 | DEBUG_SEND |
22 | RSA |
23 | CTR_CARD_1 |
24 | CTR_CARD_2 |
25 | CGC |
26 | CGC_DET |
27 | DS_CARD |
28 | DMAC_2 |
29 | DMAC_2_ABORT |