02b05d1f6b
Use of device_t has been abandoned in ramstage. Change-Id: I8fe817bb514c69a647c2208a0573a2c5fe98722d Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/26076 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Georgi <pgeorgi@google.com>
46 lines
1.2 KiB
C
46 lines
1.2 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 Advanced Micro Devices, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of 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 <console/console.h>
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#include <cpu/x86/msr.h>
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#include <device/device.h>
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/*************************************************
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* enable the dedicated function in thatcher board.
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*************************************************/
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static void mainboard_enable(struct device *dev)
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{
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msr_t msr;
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printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Enable.\n");
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msr = rdmsr(0xC0011020);
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msr.lo &= ~(1 << 28);
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wrmsr(0xC0011020, msr);
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msr = rdmsr(0xC0011022);
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msr.lo &= ~(1 << 4);
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msr.lo &= ~(1 << 13);
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wrmsr(0xC0011022, msr);
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msr = rdmsr(0xC0011023);
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msr.lo &= ~(1 << 23);
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wrmsr(0xC0011023, msr);
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}
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struct chip_operations mainboard_ops = {
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.enable_dev = mainboard_enable,
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};
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