f54ae3875f
Change-Id: If4663498b10a5eedcc1aa51088b984ecc49ef23e Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Reviewed-on: https://review.coreboot.org/c/coreboot/+/38012 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
53 lines
1.7 KiB
C
53 lines
1.7 KiB
C
/*
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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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#include <device/pci_ops.h>
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#include "sandybridge.h"
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#define PCI_DEV_SNB PCI_DEV(0, 0, 0)
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void intel_sandybridge_finalize_smm(void)
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{
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pci_or_config16(PCI_DEV_SNB, GGC, 1 << 0);
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pci_or_config16(PCI_DEV_SNB, PAVPC, 1 << 2);
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pci_or_config32(PCI_DEV_SNB, DPR, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, MESEG_MASK, MELCK);
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pci_or_config32(PCI_DEV_SNB, REMAPBASE, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, REMAPLIMIT, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, TOM, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, TOUUD, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, BDSM, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, BGSM, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, TSEGMB, 1 << 0);
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pci_or_config32(PCI_DEV_SNB, TOLUD, 1 << 0);
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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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