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soc/intel/skylake: Add CFR objects for existing options

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Add a header with CFR objects for existing configuration options,
so that supported boards can make use of them without duplication.

Change-Id: Id69295ae1708164b1afbafe5724e19bf13fc3963
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/87393
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Matt DeVillier 2025-04-20 22:54:43 -05:00
commit f14aa06606
1 changed files with 87 additions and 0 deletions
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src/soc/intel/skylake/include/soc/cfr.h Normal file
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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* CFR enums and structs which are used to control SoC settings.
*/
#ifndef SKYLAKE_CFR_H
#define SKYLAKE_CFR_H
#include <drivers/option/cfr_frontend.h>
/* FSP hyperthreading */
static const struct sm_object hyper_threading = SM_DECLARE_ENUM({
.opt_name = "hyper_threading",
.ui_name = "Hyper-Threading",
.ui_helptext = "Enable or disable Hyper-Threading",
.default_value = CONFIG(FSP_HYPERTHREADING),
.values = (const struct sm_enum_value[]) {
{ "Disabled", 0 },
{ "Enabled", 1 },
SM_ENUM_VALUE_END },
});
/* IGD Aperture Size */
static const struct sm_object igd_aperture = SM_DECLARE_ENUM({
.opt_name = "igd_aperture_size",
.ui_name = "IGD Aperture Size",
.ui_helptext = "Select the Aperture Size",
.default_value = 1,
.values = (const struct sm_enum_value[]) {
{ "128 MB", 0 },
{ "256 MB", 1 },
{ "512 MB", 2 },
SM_ENUM_VALUE_END },
});
/* IGD DVMT pre-allocated memory */
static const struct sm_object igd_dvmt = SM_DECLARE_ENUM({
.opt_name = "igd_dvmt_prealloc",
.ui_name = "IGD DVMT Size",
.ui_helptext = "Size of memory preallocated for internal graphics",
.default_value = 2,
.values = (const struct sm_enum_value[]) {
{ "32 MB", 1 },
{ "64 MB", 2 },
{ "96 MB", 3 },
{ "128 MB", 4 },
SM_ENUM_VALUE_END },
});
/* Legacy 8254 Timer */
static const struct sm_object legacy_8254_timer = SM_DECLARE_ENUM({
.opt_name = "legacy_8254_timer",
.ui_name = "Legacy 8254 Timer",
.ui_helptext = "Enable the legacy 8254 timer by disabling clock gating.",
.default_value = 0,
.values = (const struct sm_enum_value[]) {
{ "Disabled", 0 },
{ "Enabled", 1 },
SM_ENUM_VALUE_END },
});
/* S0ix Enable */
static const struct sm_object s0ix_enable = SM_DECLARE_ENUM({
.opt_name = "s0ix_enable",
.ui_name = "Modern Standby (S0ix)",
.ui_helptext = "Enabled: use Modern Standby / S0ix. Disabled: use APCI S3 sleep",
.default_value = 1,
.values = (const struct sm_enum_value[]) {
{ "Disabled", 0 },
{ "Enabled", 1 },
SM_ENUM_VALUE_END },
});
/* VT-d */
static const struct sm_object vtd = SM_DECLARE_ENUM({
.opt_name = "vtd",
.ui_name = "VT-d",
.ui_helptext = "Enable or disable Intel VT-d (virtualization)",
.default_value = 1,
.values = (const struct sm_enum_value[]) {
{ "Disabled", 0 },
{ "Enabled", 1 },
SM_ENUM_VALUE_END },
});
#endif /* SKYLAKE_CFR_H */