Interrupts: Difference between revisions
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add cameras IRQ. |
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=== ARM9 Interrupts === | |||
{| class="wikitable" border="1" | |||
|+ '''REG_IE / REG_IF''' | |||
|- | |||
! BIT | |||
! DESCRIPTION | |||
|- | |||
| 25 | |||
| Cameras IRQ | |||
|} | |} | ||
Revision as of 23:13, 7 August 2011
ARM7 has some new interrupts.
ARM7 IO REGISTERS
| ADDRESS | WIDTH (bytes) | NAME |
|---|---|---|
| 0x04000218 | 4 | REG_IE2 |
| 0x0400021C | 4 | 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 interrupt |
| 13 | I2C interrupt |
| 14 | Microphone Extended interrupt |
| BIT | DESCRIPTION |
|---|---|
| 0-27 | same as DS |
| 28 | NDMA0 interrupt |
| 29 | NDMA1 interrupt |
| 30 | NDMA2 interrupt |
| 31 | NDMA3 interrupt |
ARM9 Interrupts
| BIT | DESCRIPTION |
|---|---|
| 25 | Cameras IRQ |