diff options
Diffstat (limited to 'src/northbridge/amd/pi/00660F01/dimmSpd.c')
-rw-r--r-- | src/northbridge/amd/pi/00660F01/dimmSpd.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/northbridge/amd/pi/00660F01/dimmSpd.c b/src/northbridge/amd/pi/00660F01/dimmSpd.c new file mode 100644 index 0000000..6996f83 --- /dev/null +++ b/src/northbridge/amd/pi/00660F01/dimmSpd.c @@ -0,0 +1,53 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Advanced Micro Devices, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc. + */ + +#include <device/pci_def.h> +#include <device/device.h> +#include <stdlib.h> + +/* warning: Porting.h includes an open #pragma pack(1) */ +#include "Porting.h" +#include "AGESA.h" +#include "amdlib.h" +#include "chip.h" +#include "northbridge/amd/pi/dimmSpd.h" + +AGESA_STATUS AmdMemoryReadSPD (UINT32 unused1, UINT32 unused2, AGESA_READ_SPD_PARAMS *info) +{ + int spdAddress; + ROMSTAGE_CONST struct device *dev = dev_find_slot(0, PCI_DEVFN(0x18, 2)); + ROMSTAGE_CONST struct northbridge_amd_pi_00660F01_config *config = dev->chip_info; + + if ((dev == 0) || (config == 0)) + return AGESA_ERROR; + if (info->SocketId >= ARRAY_SIZE(config->spdAddrLookup)) + return AGESA_ERROR; + if (info->MemChannelId >= ARRAY_SIZE(config->spdAddrLookup[0])) + return AGESA_ERROR; + if (info->DimmId >= ARRAY_SIZE(config->spdAddrLookup[0][0])) + return AGESA_ERROR; + spdAddress = config->spdAddrLookup + [info->SocketId] [info->MemChannelId] [info->DimmId]; + if (spdAddress == 0) + return AGESA_ERROR; + int err = hudson_readSpd(spdAddress, (void *) info->Buffer, 128); + if (err) + return AGESA_ERROR; + return AGESA_SUCCESS; +} |