59 lines
2.1 KiB
C
59 lines
2.1 KiB
C
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/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2012 The Chromium OS Authors. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; version 2 of
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* the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <arch/io.h>
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#include <arch/romcc_io.h>
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#include <stdlib.h>
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#include "pcie_config.c"
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#include "haswell.h"
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#define PCI_DEV_SNB PCI_DEV(0, 0, 0)
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void intel_northbridge_haswell_finalize_smm(void)
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{
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pcie_or_config16(PCI_DEV_SNB, 0x50, 1 << 0); /* GGC */
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pcie_or_config32(PCI_DEV_SNB, 0x5c, 1 << 0); /* DPR */
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pcie_or_config32(PCI_DEV_SNB, 0x78, 1 << 10); /* ME */
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pcie_or_config32(PCI_DEV_SNB, 0x90, 1 << 0); /* REMAPBASE */
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pcie_or_config32(PCI_DEV_SNB, 0x98, 1 << 0); /* REMAPLIMIT */
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pcie_or_config32(PCI_DEV_SNB, 0xa0, 1 << 0); /* TOM */
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pcie_or_config32(PCI_DEV_SNB, 0xa8, 1 << 0); /* TOUUD */
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pcie_or_config32(PCI_DEV_SNB, 0xb0, 1 << 0); /* BDSM */
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pcie_or_config32(PCI_DEV_SNB, 0xb4, 1 << 0); /* BGSM */
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pcie_or_config32(PCI_DEV_SNB, 0xb8, 1 << 0); /* TSEGMB */
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pcie_or_config32(PCI_DEV_SNB, 0xbc, 1 << 0); /* TOLUD */
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MCHBAR32_OR(0x5500, 1 << 0); /* PAVP */
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MCHBAR32_OR(0x5f00, 1 << 31); /* SA PM */
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MCHBAR32_OR(0x6020, 1 << 0); /* UMA GFX */
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MCHBAR32_OR(0x63fc, 1 << 0); /* VTDTRK */
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MCHBAR32_OR(0x6800, 1 << 31);
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MCHBAR32_OR(0x7000, 1 << 31);
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MCHBAR32_OR(0x77fc, 1 << 0);
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/* Memory Controller Lockdown */
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MCHBAR8(0x50fc) = 0x8f;
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/* Read+write the following */
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MCHBAR32(0x6030) = MCHBAR32(0x6030);
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MCHBAR32(0x6034) = MCHBAR32(0x6034);
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MCHBAR32(0x6008) = MCHBAR32(0x6008);
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}
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