ARM AMBA NIC-301 Specifikace stáhnout pdf (Strana 96)

Programmers Model

ID062813 Non-Confidential

Test chip SCC Register 43

The CFGREG43 Register characteristics are:

Purpose Configuration register 0 that enables you to read and write Cortex-A7

cluster configuration settings.

Usage constraints There are no usage constraints.

Configurations Not applicable.

Attributes See Table 3-6 on page 3-13.

Figure 3-21 shows the bit assignments.

Figure 3-21 Test chip CFGREG43 Register bit assignments

[5:4] CP15SDISABLE[1:0] Disables write to secure Cortex-A15 core registers:

Enable write to secure Cortex-A15 core registers.

Disable write to secure Cortex-A15 core registers.

The default is

b00

[3:2] - Reserved. Do not modify.

[1:0] CFGEND[1:0] Maps to the CFGEND[1:0] bus. Configures cores as bigend:

Configures cores as little-end.

Configures cores as big-end.

The default is

b00

Table 3-22 Test chip CFGREG42 Register bit assignments (continued)

Bits Name Function

31 16 15 8 0

110111 0 0000000000010 0111 000000

Reserved

SPIDEN[2:0]

30 28 27 26 24 23 22 20 19 18 14 12 11 10 43

Reserved

NIDEN[2:0]

DBGEN[2:0]

CFGTE[2:0]

VINITHI_CORE[2:0]

CLUSTER_ID

CFGEND[2:0]

Reserved

1 2 ... 91 92 93 94 95 96 97 98 99 100 101 ... 177 178

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ARM AMBA NIC-301 Specifikace Strana 96