B1.88.1 VDISR with Short-descriptor translation table format

VDISR has a specific format when written at EL1 using the Short-descriptor translation table format.

Bit field descriptions

The following figure shows the VDISR bit assignments when using the Short-descriptor translation table format.

Figure B1-78 VDISR bit assignments for Short-descriptor translation table format
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A, [31]

Set to 1 when ESB defers a virtual SError interrupt.

RES0, [30:16]
res0Reserved.
AET, [15:14]

Asynchronous Error Type. Describes the state of the PE after taking an asynchronous Data Abort exception. The value is:

0b01

Uncorrected error, Unrecoverable error (UEU).

RES0, [13]
res0Reserved.
EXT, [12]

External Abort Type. This bit is defined as RES0.

RES0, [11]
res0Reserved.
FS(4), [10,3:0]

Fault status code. Set to 0b10110 when ESB defers a virtual SError interrupt. The value of this field is:

0b10110

Asynchronous SError interrupt.

LPAE, [9]

Format. The value is:

0b0

Using the Short-descriptor translation table format.

RES0, [8:4]
res0Reserved.
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