Get Byte65/66 for register manufacture ID code. RegMan1Present will be used in write levelization training.
Signed-off-by: Zheng Bao <zheng....@amd.com>
Index: src/northbridge/amd/amdmct/mct_ddr3/mct_d.c
===================================================================
--- src/northbridge/amd/amdmct/mct_ddr3/mct_d.c (revision 5757)
+++ src/northbridge/amd/amdmct/mct_ddr3/mct_d.c (working copy)
@@ -2124,7 +2124,15 @@
pDCTstat->MirrPresU_NumRegR |= 1 << i;
}
/* Get byte62: Reference Raw Card
information. We dont need it now. */
- /* byte = mctRead_SPD(smbaddr, 62); */
+ /* byte = mctRead_SPD(smbaddr,
SPD_RefRawCard); */
+ /* Get Byte65/66 for register
manufacture ID code */
+ if ((0x97 == mctRead_SPD(smbaddr,
SPD_RegManufactureID_H)) &&
+ (0x80 == mctRead_SPD(smbaddr,
SPD_RegManufactureID_L))) {
+ if (0x16 == mctRead_SPD(smbaddr,
SPD_RegManRevID))
+ pDCTstat->RegMan2Present
|= 1 << i;
+ else
+ pDCTstat->RegMan1Present
|= 1 << i;
+ }
/* Get Control word values for RC3. We
dont need it. */
byte = mctRead_SPD(smbaddr, 70);
pDCTstat->CtrlWrd3 |= (byte >> 4) << (i
<< 2); /* C3 = SPD byte 70 [7:4] */
amd_ddr3_register_manufacture.patch
Description: amd_ddr3_register_manufacture.patch
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