SPRUJ42 User guide

SPRUJ42E March 2022 – October 2024 AM2631 , AM2631-Q1 , AM2632 , AM2632-Q1 , AM2634 , AM2634-Q1

PRODUCTION DATA

5.1.2.385 CPSW_NC_ALE_TBLCTL Register

1.2.385.1 CPSW_NC_ALE_TBLCTL Register (Offset = 3E020h) [reset = 0h]

The ALE table control register is used to read or write that ALE table entries. After writing to this register any read or write to any ALE register will be stalled until the read or write operation completes.

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Table 5-770 Instance Table

Instance Name	Physical Address
CPSW0	5283 E020h

Figure 5-385 CPSW_NC_ALE_TBLCTL Name Register

31	30	29	28	27	26	25	24
TABLEWR	RESERVED
R/W	NONE
0h	0h
23	22	21	20	19	18	17	16
RESERVED
NONE
0h
15	14	13	12	11	10	9	8
RESERVED							TABLEIDX
NONE							R/W
0h							0h
7	6	5	4	3	2	1	0
TABLEIDX
R/W
0h

Table 5-771 CPSW_NC_ALE_TBLCTL Register Field Descriptions

Bit	Field	Type	Reset	Description
31	TABLEWR	R/W	0h	Table Write - This bit is used to write the table words to the lookup table. 0 - Table Read Operation is performed. The contents of the TABLEIDX entry will be read into the ALE_TBLWx registers 1 - Table write operation is performed. This will take the current contents from the ALE_TBLWx registers and write them to the table at the specified TABLEIDX.
30:9	RESERVED	NONE	0h	Reserved
8:0	TABLEIDX	R/W	0h	The table index is used to determine which lookup table entry is read or written.