Interrupts
ARM7 has some new interrupts.
ARM7 IO REGISTERS
ADDRESS | WIDTH (bytes) | NAME |
---|---|---|
0x04000218 | 4 | REG_IE2 |
0x0400021C | 4 | REG_IF2 |
BIT | DESCRIPTION |
---|---|
0-5 | ? |
6 | Powerbutton interrupt |
7 | ? |
8 | MMC IRQ |
9-11 | ? |
12 | AES interrupt |
13 | I2C interrupt |
14 | Microphone Extended interrupt |
15-31 | ? |
BIT | DESCRIPTION |
---|---|
0-27 | same as DS |
28 | NDMA0 interrupt |
29 | NDMA1 interrupt |
30 | NDMA2 interrupt |
31 | NDMA3 interrupt |