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broadwell: Fix some errors in selftest

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1. Fixed some errors in selftest compare to reference.
2. Some WA steps for xhci in sleep trap is only for lpt.

BUG=chrome-os-partner:28234
TEST=compile ok, run selftest on auron to verify
     boot to OS
BRANCH=None
Signed-off-by: Kane Chen <kane.chen@intel.com>

Original-Change-Id: Iaccb087581d5f51453614246bf80132fcb414131
Original-Reviewed-on: https://chromium-review.googlesource.com/215646
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Original-Commit-Queue: Kane Chen <kane.chen@intel.com>
Original-Tested-by: Kane Chen <kane.chen@intel.com>
(cherry picked from commit 97761b4ad3073fff89aabce3ef4f763383ca5cad)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>

Change-Id: I2b1d5be4f8a13eb00009a36a199520cd35a67abf
Reviewed-on: http://review.coreboot.org/8971
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Kane Chen
2014-08-28 17:05:06 -07:00
committed by Marc Jones
parent 841c9da270
commit 4613472840
6 changed files with 69 additions and 26 deletions
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52
src/soc/intel/broadwell/cpu_info.c Normal file
View File

@@ -0,0 +1,52 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2014 Google 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <console/console.h>
#include <cpu/cpu.h>
#include <cpu/x86/msr.h>
#include <broadwell/cpu.h>
#include <broadwell/msr.h>
#include <broadwell/systemagent.h>
u32 cpu_family_model(void)
{
return cpuid_eax(1) & 0x0fff0ff0;
}
u32 cpu_stepping(void)
{
return cpuid_eax(1) & 0xf;
}
/* Dynamically determine if the part is ULT. */
int cpu_is_ult(void)
{
static int ult = -1;
if (ult < 0) {
u32 fm = cpu_family_model();
if (fm == BROADWELL_FAMILY_ULT || fm == HASWELL_FAMILY_ULT)
ult = 1;
else
ult = 0;
}
return ult;
}