diff options
Diffstat (limited to 'src/northbridge/amd/amdmct/mct')
| -rw-r--r-- | src/northbridge/amd/amdmct/mct/mct_d.c | 28 | ||||
| -rw-r--r-- | src/northbridge/amd/amdmct/mct/mct_d.h | 29 |
2 files changed, 55 insertions, 2 deletions
diff --git a/src/northbridge/amd/amdmct/mct/mct_d.c b/src/northbridge/amd/amdmct/mct/mct_d.c index bf832dad81..64cb1bcf21 100644 --- a/src/northbridge/amd/amdmct/mct/mct_d.c +++ b/src/northbridge/amd/amdmct/mct/mct_d.c @@ -2122,7 +2122,7 @@ static u8 DIMMPresence_D(struct MCTStatStruc *pMCTstat, * DATABload=number of ranks on the "B" bus slots. */ - u16 i, j; + u16 i, j, k; u8 smbaddr, Index; u16 Checksum; u8 SPDCtrl; @@ -2183,10 +2183,34 @@ static u8 DIMMPresence_D(struct MCTStatStruc *pMCTstat, pDCTstat->DIMMValid |= 1 << i; } } + /* Get module information for SMBIOS */ + if (pDCTstat->DIMMValid & (1 << i)) { + pDCTstat->DimmManufacturerID[i] = 0; + for (k = 0; k < 8; k++) + pDCTstat->DimmManufacturerID[i] |= ((uint64_t)mctRead_SPD(smbaddr, SPD_MANID_START + k)) << (k * 8); + for (k = 0; k < SPD_PARTN_LENGTH; k++) + pDCTstat->DimmPartNumber[i][k] = mctRead_SPD(smbaddr, SPD_PARTN_START + k); + pDCTstat->DimmRevisionNumber[i] = 0; + for (k = 0; k < 2; k++) + pDCTstat->DimmRevisionNumber[i] |= ((uint16_t)mctRead_SPD(smbaddr, SPD_REVNO_START + k)) << (k * 8); + pDCTstat->DimmSerialNumber[i] = 0; + for (k = 0; k < 4; k++) + pDCTstat->DimmSerialNumber[i] |= ((uint32_t)mctRead_SPD(smbaddr, SPD_SERIAL_START + k)) << (k * 8); + pDCTstat->DimmRows[i] = mctRead_SPD(smbaddr, SPD_ROWSZ) & 0xf; + pDCTstat->DimmCols[i] = mctRead_SPD(smbaddr, SPD_COLSZ) & 0xf; + pDCTstat->DimmRanks[i] = (mctRead_SPD(smbaddr, SPD_DMBANKS) & 0x7) + 1; + pDCTstat->DimmBanks[i] = mctRead_SPD(smbaddr, SPD_LBANKS); + pDCTstat->DimmWidth[i] = mctRead_SPD(smbaddr, SPD_DEVWIDTH); + } /* Check module type */ byte = mctRead_SPD(smbaddr, SPD_DIMMTYPE); - if (byte & JED_REGADCMSK) + if (byte & JED_REGADCMSK) { RegDIMMPresent |= 1 << i; + pDCTstat->DimmRegistered[i] = 1; + } + else { + pDCTstat->DimmRegistered[i] = 0; + } /* Check ECC capable */ byte = mctRead_SPD(smbaddr, SPD_EDCTYPE); if (byte & JED_ECC) { diff --git a/src/northbridge/amd/amdmct/mct/mct_d.h b/src/northbridge/amd/amdmct/mct/mct_d.h index 0c6df6c25e..a1786965d3 100644 --- a/src/northbridge/amd/amdmct/mct/mct_d.h +++ b/src/northbridge/amd/amdmct/mct/mct_d.h @@ -1,6 +1,7 @@ /* * This file is part of the coreboot project. * + * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering * Copyright (C) 2007-2008 Advanced Micro Devices, Inc. * * This program is free software; you can redistribute it and/or modify @@ -231,10 +232,17 @@ #define SPD_TRC 41 #define SPD_TRFC 42 +#define SPD_MANID_START 64 +#define SPD_PARTN_START 73 +#define SPD_PARTN_LENGTH 18 +#define SPD_REVNO_START 91 + #define SPD_MANDATEYR 93 /*Module Manufacturing Year (BCD)*/ #define SPD_MANDATEWK 94 /*Module Manufacturing Week (BCD)*/ +#define SPD_SERIAL_START 95 + /*----------------------------- Jedec DDR II related equates -----------------------------*/ @@ -512,6 +520,18 @@ struct DCTStatStruc { /* A per Node structure*/ u32 dev_map; u32 dev_dct; u32 dev_nbmisc; + + uint8_t DimmRows[MAX_DIMMS_SUPPORTED]; + uint8_t DimmCols[MAX_DIMMS_SUPPORTED]; + uint8_t DimmRanks[MAX_DIMMS_SUPPORTED]; + uint8_t DimmBanks[MAX_DIMMS_SUPPORTED]; + uint8_t DimmWidth[MAX_DIMMS_SUPPORTED]; + uint8_t DimmRegistered[MAX_DIMMS_SUPPORTED]; + + uint64_t DimmManufacturerID[MAX_DIMMS_SUPPORTED]; + char DimmPartNumber[MAX_DIMMS_SUPPORTED][SPD_PARTN_LENGTH]; + uint16_t DimmRevisionNumber[MAX_DIMMS_SUPPORTED]; + uint32_t DimmSerialNumber[MAX_DIMMS_SUPPORTED]; } __attribute__((packed)); /*=============================================================================== @@ -666,6 +686,15 @@ struct DCTStatStruc { /* A per Node structure*/ xx0b = disable yy1b = enable with DctSelIntLvAddr set to yyb */ +/*=============================================================================== + CBMEM storage +===============================================================================*/ +struct amdmct_memory_info { + struct MCTStatStruc mct_stat; + struct DCTStatStruc dct_stat[MAX_NODES_SUPPORTED]; + uint16_t ecc_enabled; + uint16_t ecc_scrub_rate; +} __attribute__((packed)); u32 Get_NB32(u32 dev, u32 reg); void Set_NB32(u32 dev, u32 reg, u32 val); |