17.3. VIC signals on pads

The interrupt request signals connected to pads are listed in Table 17.2.

Table 17.2. Interrupt controller pad signals

PrimeCell name

Dev. chip signal name

Description

VICINTSOURCE [31:21]

VICINTSOURCE [31:21]

Interrupt source input

VICINTSOURCE [20]

Not used externallyTied LOW internally

VICINTSOURCE [19]

Not used externally

Interrupt source input from on-chip controllers

VICINTSOURCE [18]

PWRFAIL

Interrupt source input (can be driven by an external power-fail detection logic)

VICINTSOURCE [17:0]

Not used externally

Interrupt source input from on-chip controllers

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