From 1587dc8a2b4ddfe110cd0239c6506a320cccac96 Mon Sep 17 00:00:00 2001 From: Marc Jones Date: Mon, 15 May 2017 18:55:11 -0600 Subject: soc/amd/stoneyridge: Add northbridge support Copy northbridge files from northbridge/amd/pi/00670F00 to soc/amd/stoneyridge and soc/amd/common. Changes: - update chip_ops and device_ops - remove multi-node support - clean up Kconfig and Makefile Change-Id: Ie86b4d744900f23502068517ece5bcea6c128993 Signed-off-by: Marc Jones Reviewed-on: https://review.coreboot.org/19724 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- src/soc/amd/stoneyridge/dimmSpd.c | 49 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 src/soc/amd/stoneyridge/dimmSpd.c (limited to 'src/soc/amd/stoneyridge/dimmSpd.c') diff --git a/src/soc/amd/stoneyridge/dimmSpd.c b/src/soc/amd/stoneyridge/dimmSpd.c new file mode 100644 index 0000000000..80fe12db0c --- /dev/null +++ b/src/soc/amd/stoneyridge/dimmSpd.c @@ -0,0 +1,49 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 - 2016 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. + */ + +#include +#include +#include + +/* warning: Porting.h includes an open #pragma pack(1) */ +#include +#include +#include +#include "chip.h" +#include + +AGESA_STATUS AmdMemoryReadSPD (UINT32 unused1, UINT32 unused2, AGESA_READ_SPD_PARAMS *info) +{ + int spdAddress; + DEVTREE_CONST struct device *dev = dev_find_slot(0, PCI_DEVFN(0x18, 2)); + DEVTREE_CONST struct soc_amd_stoneyridge_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; +} -- cgit v1.2.3