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Csrs, Section 5.94 – Texas Instruments TMS320TCI648x User Manual

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5.94 Port-Write-In Capture CSRs (SP_IP_PW_IN_CAPT[0–3])

SRIO Registers

Four registers are used to capture the incoming 128-bit payload of a Port-Write. These four registers are
shown in

Figure 157

. As can be seen in

Table 179

, each of the registers captures one of the four 32-bit

words of the payload.

Figure 157. Port-Write-In Capture CSRs

Port-Write-In Capture CSR 0 (SP_IP_PW_IN_CAPT0) - Address Offset 12010h

31

0

PW_CAPT0

R-00000000h

Port-Write-In Capture CSR 1 (SP_IP_PW_IN_CAPT1) - Address Offset 12014h

31

0

PW_CAPT1

R-00000000h

Port-Write-In Capture CSR 0 (SP_IP_PW_IN_CAPT0) - Address Offset 12018h

31

0

PW_CAPT2

R-00000000h

Port-Write-In Capture CSR 0 (SP_IP_PW_IN_CAPT0) - Address Offset 1201Ch

31

0

PW_CAPT3

R-00000000h

LEGEND: R = Read only; -n = Value after reset

Table 179. Port-Write-In Capture CSR Field Descriptions

Field

Value

Description

PW_CAPT0

00000000h

Word 0 (bits 0 to 31) of the Port-Write payload.

to

FFFFFFFFh

PW_CAPT1

00000000h

Word 1 (bits 32 to 63) of the Port-Write payload.

to

FFFFFFFFh

PW_CAPT2

00000000h

Word 2 (bits 64 to 95) of the Port-Write payload.

to

FFFFFFFFh

PW_CAPT3

00000000h

Word 3 (bits 96 to 127) of the Port-Write payload.

to

FFFFFFFFh

Serial RapidIO (SRIO)

234

SPRUE13A – September 2006

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