ARM AMBA NIC-301 Dokumentacja Pobierz pdf (Strona 141)

Programmers Model

ID062813 Non-Confidential

Attributes See Table 3-68 on page 3-76.

Figure 3-57 shows the bit assignments.

Figure 3-57 System counter CNTVU_CVAL Register bit assignments

Table 3-82 shows the bit assignments.

CNTV_TVAL

The CNTV_TVAL Register characteristics are:

Purpose Virtual timer register that enables you to read and write the virtual timer

value.

Usage constraints There are no usage constraints.

Configurations Not applicable.

Attributes See Table 3-68 on page 3-76.

Figure 3-58 shows the bit assignments.

Figure 3-58 System counter CNTV_TVAL Register bit assignments

Table 3-83 shows the bit assignments.

CNTV_CTL

The CNTV_CTL Register characteristics are:

Purpose Virtual timer control register that enables you to read and write the virtual

timer control settings.

Usage constraints There are no usage constraints.

Configurations Not applicable.

Attributes See Table 3-68 on page 3-76.

31 0

0 00000 0 000000000000 0000 000000 00

CNTVU_CVAL

Table 3-82 System counter CNTVU_CVAL Register bit assignments

Bits Name Function

[31:0] CNTVU_CVAL Virtual timer upper 32 bits comparison value

31 0

0 00000 0 000000000000 0000 000000 00

CNTV_TVAL

Table 3-83 System counter CNTV_TVAL Register bit assignments

Bits Name Function

[31:4] - Reserved. Do not modify.

1 2 ... 136 137 138 139 140 141 142 143 144 145 146 ... 177 178

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ARM AMBA NIC-301 Dokumentacja Strona 141