ARM Cortex-A53 MPCore

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System Control

ID021414 Non-Confidential

Figure 4-63 shows the PAR_EL1 bit assignments when the Virtual Address to Physical Address

conversion is aborted.

Figure 4-63 PAR_El1 fail bit assignments

[8:7] SHA Shareability attribute for the Physical Address returned from a translation table entry. The Possible values are:

0b00

Non-shareable.

0b01

Reserved.

0b10

Outer Shareable

0b11

Inner Shareable.

Note

Takes the value of

0b10

for:

• Any type of device memory.

• Normal memory with both Inner Non-cacheable and Outer-cacheable attributes.

[6:1] - Reserved, RES0.

[0] F Pass/Fail bit. Indicates whether the conversion completed successfully. This value is:

Virtual Address to Physical Address conversion completed successfully.

Table 4-103 PAR_EL1 pass bit assignments (continued)

Bits Name Function

RES

S FST

109876 1

1112

RES

PTW

RES

ARM Cortex-A53 MPCore - Page 176