mainboard.c File Reference

#include <arch/cpu.h>
#include <assert.h>
#include <baseboard/variants.h>
#include <cbfs.h>
#include <chip.h>
#include <console/console.h>
#include <cpu/intel/cpu_ids.h>
#include <device/device.h>
#include <drivers/intel/gma/opregion.h>
#include <ec/google/chromeec/ec.h>
#include <intelblocks/power_limit.h>
#include <smbios.h>
#include <soc/ramstage.h>
#include <string.h>
#include <variant/sku.h>

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Data Structures
struct	pl2_config
struct	oem_mapping

Macros
#define	PL2_I7_SKU   44
#define	PL2_DEFAULT   29
#define	PL2_KBL_U   25
#define	PL2_ID_DEFAULT   0
#define	PL2_ID_SONA_SYNDRA   1
#define	PL2_ID_BARD_EKKO   2
#define	AKALI_SA_AC_LOADLINE   1100
#define	AKALI_SA_DC_LOADLINE   1028
#define	AKALI_IA_AC_LOADLINE   272
#define	AKALI_IA_DC_LOADLINE   247
#define	AKALI_GT_AC_LOADLINE   314
#define	AKALI_GT_DC_LOADLINE   321
#define	OEM_UNKNOWN   0xff

Enumerations
enum	project_sku { PRJ_AKALI = 1 }

Functions
static uint32_t	get_pl2 (int pl2_id)
uint32_t	variant_board_sku (void)
const char *	smbios_system_sku (void)
static uint8_t	read_oem_id (void)
const char *	smbios_mainboard_manufacturer (void)
const char *	mainboard_vbt_filename (void)
static int	find_sku_mapping (const uint8_t oem_id)
void	variant_devtree_update (void)

Variables
static const struct pl2_config	pl2_config_table []
struct {
enum project_sku   sku
int   ac_loadline [NUM_VR_DOMAINS]
int   dc_loadline [NUM_VR_DOMAINS]
}	sku_overwrite_mapping []
struct oem_mapping	__packed
static char	oem_bin_data [200]

Macro Definition Documentation

AKALI_GT_AC_LOADLINE

#define AKALI_GT_AC_LOADLINE   314

Definition at line 42 of file mainboard.c.

AKALI_GT_DC_LOADLINE

#define AKALI_GT_DC_LOADLINE   321

Definition at line 43 of file mainboard.c.

AKALI_IA_AC_LOADLINE

#define AKALI_IA_AC_LOADLINE   272

Definition at line 40 of file mainboard.c.

AKALI_IA_DC_LOADLINE

#define AKALI_IA_DC_LOADLINE   247

Definition at line 41 of file mainboard.c.

AKALI_SA_AC_LOADLINE

#define AKALI_SA_AC_LOADLINE   1100

Definition at line 38 of file mainboard.c.

AKALI_SA_DC_LOADLINE

#define AKALI_SA_DC_LOADLINE   1028

Definition at line 39 of file mainboard.c.

OEM_UNKNOWN

#define OEM_UNKNOWN   0xff

Definition at line 104 of file mainboard.c.

PL2_DEFAULT

#define PL2_DEFAULT   29

Definition at line 20 of file mainboard.c.

PL2_I7_SKU

#define PL2_I7_SKU   44

Definition at line 19 of file mainboard.c.

PL2_ID_BARD_EKKO

#define PL2_ID_BARD_EKKO   2

Definition at line 26 of file mainboard.c.

PL2_ID_DEFAULT

#define PL2_ID_DEFAULT   0

Definition at line 24 of file mainboard.c.

PL2_ID_SONA_SYNDRA

#define PL2_ID_SONA_SYNDRA   1

Definition at line 25 of file mainboard.c.

PL2_KBL_U

#define PL2_KBL_U   25

Definition at line 21 of file mainboard.c.

Enumeration Type Documentation

project_sku

enum project_sku

Enumerator
PRJ_AKALI

Definition at line 46 of file mainboard.c.

Function Documentation

find_sku_mapping()

static int find_sku_mapping ( const uint8_t  oem_id )

static

Definition at line 211 of file mainboard.c.

References ARRAY_SIZE, oem_mapping::oem_id, sku, and sku_overwrite_mapping.

Referenced by variant_devtree_update().

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get_pl2()

static uint32_t get_pl2 ( int  pl2_id )

static

Definition at line 72 of file mainboard.c.

References ARRAY_SIZE, assert, cpuid_eax(), CPUID_KABYLAKE_Y0, pl2_config::cpuid_non_y0_pl2, pl2_config::cpuid_y0_pl2, and pl2_config_table.

Referenced by variant_devtree_update().

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mainboard_vbt_filename()

const char* mainboard_vbt_filename

(

void

)

Definition at line 177 of file mainboard.c.

References SKU_0_AKALI, SKU_0_AKALI360, SKU_0_BARD, SKU_0_PANTHEON, SKU_0_VAYNE, SKU_1_AKALI, SKU_1_AKALI360, SKU_1_BARD, SKU_1_PANTHEON, SKU_1_VAYNE, SKU_2_BARD, SKU_2_PANTHEON, SKU_2_VAYNE, SKU_3_BARD, SKU_3_PANTHEON, SKU_4_BARD, SKU_4_PANTHEON, SKU_5_BARD, SKU_6_BARD, SKU_7_BARD, sku_id(), and variant_board_sku().

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read_oem_id()

static uint8_t read_oem_id ( void  )

static

Definition at line 112 of file mainboard.c.

References BIOS_DEBUG, BIOS_ERR, google_chromeec_cbi_get_oem_id(), OEM_UNKNOWN, and printk.

Referenced by smbios_mainboard_manufacturer(), and variant_devtree_update().

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smbios_mainboard_manufacturer()

const char* smbios_mainboard_manufacturer

(

void

)

Definition at line 143 of file mainboard.c.

References cbfs_load(), NULL, oem_bin_data, oem_mapping::oem_id, oem_mapping::oem_name, OEM_UNKNOWN, and read_oem_id().

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smbios_system_sku()

const char* smbios_system_sku

(

void

)

Definition at line 95 of file mainboard.c.

References snprintf(), and variant_board_sku().

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variant_board_sku()

uint32_t variant_board_sku

(

void

)

Definition at line 81 of file mainboard.c.

References google_chromeec_cbi_get_sku_id(), sku_id(), and SKU_UNKNOWN.

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variant_devtree_update()

void variant_devtree_update

(

void

)

Definition at line 222 of file mainboard.c.

References __fallthrough, ARRAY_SIZE, config_of_soc, device::enabled, find_sku_mapping(), get_pl2(), PCH_DEV_GSPI1, PL2_ID_BARD_EKKO, PL2_ID_DEFAULT, PL2_ID_SONA_SYNDRA, read_oem_id(), SKU_0_BARD, SKU_0_EKKO, SKU_0_PANTHEON, SKU_0_SONA, SKU_0_SYNDRA, SKU_0_VAYNE, SKU_1_BARD, SKU_1_EKKO, SKU_1_PANTHEON, SKU_1_SONA, SKU_1_SYNDRA, SKU_1_VAYNE, SKU_2_BARD, SKU_2_EKKO, SKU_2_PANTHEON, SKU_2_SYNDRA, SKU_2_VAYNE, SKU_3_BARD, SKU_3_EKKO, SKU_3_PANTHEON, SKU_3_SYNDRA, SKU_4_BARD, SKU_4_EKKO, SKU_4_PANTHEON, SKU_4_SYNDRA, SKU_5_BARD, SKU_5_EKKO, SKU_5_SYNDRA, SKU_6_BARD, SKU_6_EKKO, SKU_6_SYNDRA, SKU_7_BARD, SKU_7_EKKO, SKU_7_SYNDRA, sku_id(), sku_overwrite_mapping, soc_power_limits_config::tdp_pl2_override, and variant_board_sku().

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Variable Documentation

__packed

struct oem_mapping __packed

ac_loadline

int ac_loadline[NUM_VR_DOMAINS]

Definition at line 52 of file mainboard.c.

dc_loadline

int dc_loadline[NUM_VR_DOMAINS]

Definition at line 53 of file mainboard.c.

oem_bin_data

char oem_bin_data[200]

static

Definition at line 141 of file mainboard.c.

Referenced by smbios_mainboard_manufacturer().

pl2_config_table

const struct pl2_config pl2_config_table[]

static

Initial value:

= {
        [PL2_ID_DEFAULT] = { PL2_I7_SKU, PL2_DEFAULT },
        [PL2_ID_SONA_SYNDRA] = { PL2_DEFAULT, PL2_KBL_U },
        [PL2_ID_BARD_EKKO] = { PL2_DEFAULT, PL2_KBL_U },
}

Referenced by get_pl2().

sku

enum project_sku sku

Definition at line 30 of file mainboard.c.

Referenced by find_sku_mapping(), init_freq_scaling(), mainboard_set_power_limits(), meminit_lpddr4_by_sku(), sku_freq_index(), sku_id(), smbios_system_sku(), variant_board_sku(), variant_devtree_update(), and variant_romstage_entry().

const { ... } sku_overwrite_mapping[]

Initial value:

= {
        {
                .sku = PRJ_AKALI,
                .ac_loadline = {
                        AKALI_SA_AC_LOADLINE,
                        AKALI_IA_AC_LOADLINE,
                        AKALI_GT_AC_LOADLINE,
                        AKALI_GT_AC_LOADLINE
                },
                .dc_loadline = {
                        AKALI_SA_DC_LOADLINE,
                        AKALI_IA_DC_LOADLINE,
                        AKALI_GT_DC_LOADLINE,
                        AKALI_GT_DC_LOADLINE
                }
        },
}

Referenced by find_sku_mapping(), and variant_devtree_update().