diff options
| author | Timothy Pearson <tpearson@raptorengineeringinc.com> | 2016-05-07 17:26:40 -0500 |
|---|---|---|
| committer | Timothy Pearson <tpearson@raptorengineeringinc.com> | 2016-05-09 20:44:11 +0200 |
| commit | 84da72c988955c7bdeccf889b1f682582a428752 (patch) | |
| tree | f3bf0fa44f57e04b6301ef3d48029703829c2d50 /src/northbridge/amd/amdmct/mct_ddr3 | |
| parent | 251ce85b585b75c90d80b4ae3d0ecd0769afba8a (diff) | |
nb/amd/mct_ddr3: Report correct DIMM size in SMBIOS structure
The existing DIMM size calculation for DDR3 was incorrect. Use
the recommended calculation from the DDR3 SPD specification.
Change-Id: Id6a39e2b38b5d9f483341ebef8f2960ae52bda6c
Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Reviewed-on: https://review.coreboot.org/14739
Tested-by: build bot (Jenkins)
Tested-by: Raptor Engineering Automated Test Stand <noreply@raptorengineeringinc.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/northbridge/amd/amdmct/mct_ddr3')
| -rw-r--r-- | src/northbridge/amd/amdmct/mct_ddr3/mct_d.c | 2 | ||||
| -rw-r--r-- | src/northbridge/amd/amdmct/mct_ddr3/mct_d.h | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c index 1e1ef188c8..4fa7e66ae3 100644 --- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c +++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.c @@ -5706,6 +5706,8 @@ static u8 DIMMPresence_D(struct MCTStatStruc *pMCTstat, pDCTstat->DimmRanks[i] = ((pDCTstat->spd_data.spd_bytes[i][SPD_Organization] & 0x38) >> 3) + 1; pDCTstat->DimmBanks[i] = 1ULL << (((pDCTstat->spd_data.spd_bytes[i][SPD_Density] & 0x70) >> 4) + 3); pDCTstat->DimmWidth[i] = 1ULL << ((pDCTstat->spd_data.spd_bytes[i][SPD_BusWidth] & 0x7) + 3); + pDCTstat->DimmChipSize[i] = 1ULL << ((pDCTstat->spd_data.spd_bytes[i][SPD_Density] & 0xf) + 28); + pDCTstat->DimmChipWidth[i] = 1ULL << ((pDCTstat->spd_data.spd_bytes[i][SPD_Organization] & 0x7) + 2); } /* Check supported voltage(s) */ pDCTstat->DimmSupportedVoltages[i] = pDCTstat->spd_data.spd_bytes[i][SPD_Voltage] & 0x7; diff --git a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.h b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.h index a5a3d88044..e1d9da53fb 100644 --- a/src/northbridge/amd/amdmct/mct_ddr3/mct_d.h +++ b/src/northbridge/amd/amdmct/mct_ddr3/mct_d.h @@ -621,6 +621,8 @@ struct DCTStatStruc { /* A per Node structure*/ uint8_t DimmRanks[MAX_DIMMS_SUPPORTED]; uint8_t DimmBanks[MAX_DIMMS_SUPPORTED]; uint8_t DimmWidth[MAX_DIMMS_SUPPORTED]; + uint64_t DimmChipSize[MAX_DIMMS_SUPPORTED]; + uint32_t DimmChipWidth[MAX_DIMMS_SUPPORTED]; uint8_t DimmRegistered[MAX_DIMMS_SUPPORTED]; uint8_t DimmLoadReduced[MAX_DIMMS_SUPPORTED]; |