Table 11. Mrc Progress Codes - Intel S7200AP System Integration And Service Manual

Progress Code
0xB0 Detect DIMM population
0xB1 Set DDR4 frequency
0xB2 Gather remaining SPD data
0xB3 Program registers on the memory controller level —n/a—
0xB4 Evaluate RAS modes and save rank information
0xB5 Program registers on the channel level
0xB6 Perform
sequence
0xB7 Train DDR4 ranks
0x01
0x02
0x03
0x04
0x05
0xB8 Initialize CLTT/OLTT
0xB9 Hardware memory test and init
0xBA Execute software memory init
0xBB Program memory map and interleaving
0xBC Program RAS configuration
0xBF MRC is done

Table 11. MRC Progress Codes

Main Sequence
the JEDEC defined





Subsequences/Subfunctions
—n/a—
—n/a—
—n/a—
—n/a—
—n/a—
initialization —n/a—
—n/a—
Read DQ/DQS training
Receive Enable training
Write Leveling training
Write DQ/DQS training
DDR channel training done
—n/a—
—n/a—
—n/a—
—n/a—
—n/a—
—n/a—