Table 4-11 SCP interrupts (continued)
ID
Source
Description
1
CoreSight
CoreSight debug power up request (If there is a separate debug power
domain).
Note
SCP Firmware must support optional debug power up rail.
2
CoreSight
CoreSight system power up request
3
CoreSight
CoreSight debug reset request
4
GIC expansion interrupt
External GIC wakeup interrupt. Generated by the logical OR of all the
GIC Expansion Interrupts.
15-5
-
Reserved
16
SCP external IRQ (SCP_EXT_INT)
SCP external IRQ (SCP_EXT_INT)
17
GPIO
GPIO combined IRQ
25-18
GPIO
GPIO individual IRQ [7:0]
32-26
-
Reserved
33
SCP REFCLK Generic Timer
REFCLK Physical Timer interrupt
34
GENTIM_SYNC
System generic timer synchronization interrupt
35
CSTS_SYNC
Coresight Time stamp synchronization interrupt
36
-
Reserved
37
CTI
CTI Trigger 0
38
CTI
CTI Trigger 1
39
GICECCFATAL
GIC Fatal ECC failure
40
GICAXIMERR
GIC Fatal AXI Master error
41
-
Reserved
42
AON_UART_INT
Always-on UART interrupt
43
-
Reserved
44
Generic Watchdog
Generic Watchdog timer interrupt WS0
45
Generic Watchdog
Generic Watchdog timer interrupt WS1
46
Trusted Watchdog
Trusted Watchdog timer interrupt WS0
47
Trusted Watchdog
Trusted Watchdog timer interrupt WS1
48
APPS_UART_INT
Applications UART interrupt
49
-
Reserved
50
CPU Core Power Policy Units
Consolidated CPU PPU Interrupt for cores
53-51
-
Reserved
54
CPU Cluster Power Policy Units
Consolidated CPU cluster PPU Interrupt for clusters 0-1
55
CPU Core PLLs
Consolidated CPU PLL Lock for PLLs
4 Programmers model
4.3 N1 SoC interrupt maps
101489_0000_02_en
Copyright © 2019, 2020 Arm Limited or its affiliates. All rights
reserved.
4-99
Non-Confidential - Beta