level sensitive only
- Signaling from device to GIC: interrupt state: Pending
- Sending the signal from GIC to CPU: Pending
- Acknowledge (ACK) the interrupt through CPU interface: Active & Pending
- Operating System reprogram the device and device switch from high to low: Active
- CPU deactivate(write corresponding interrupt to EOI) the interrupt: Active to Inactive
'전공공부 > ARM' 카테고리의 다른 글
| ARM Relocations (adrp) (0) | 2020.10.18 |
|---|---|
| [ARM] Alignment가 무엇인가?! (0) | 2019.02.17 |
| [링커스크립트] 지시어 ENTRY (0) | 2019.02.12 |
| GICv3 LPI, ITS (0) | 2018.07.18 |
| ARMv8 HPPIR/IAR, AHPPIR/AIAR (0) | 2018.03.27 |