CCSR Block Address

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CCSR Block Address

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rashmikj
Contributor III

Hi,

The CCSR Block_Base_Address starts from 1000000...Why are we excluding 1 in rcw files?? like for ex in file rcw_1200_qspiboot.rcw , it is written as write 0x57015c, 0x40100000??

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ufedor
NXP Employee
NXP Employee

Please refer to the QorIQ LS1021A Reference Manual, Table 9-2. Required format of data structure used by PBL, note 2:

"SYS_ADDR = 0x61_0040 is a PBI CRC check command (PBL block base address 0x161_0000, but only 24-bits address are used here)."

Also consider that "write" in PBI corresponds to the ACS=0 (CCSR space) and "awrite" corresponds to the ACS=1.

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