/* * This file is part of the coreboot project. * * Copyright (C) 2008-2009 coresystems GmbH * Copyright (C) 2011 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. */ #include <commonlib/helpers.h> #include "vendorcode/google/chromeos/gnvs.h" typedef struct global_nvs_t { /* Miscellaneous */ u16 osys; /* 0x00 - Operating System */ u8 smif; /* 0x02 - SMI function call ("TRAP") */ u8 prm0; /* 0x03 - SMI function call parameter */ u8 prm1; /* 0x04 - SMI function call parameter */ u8 scif; /* 0x05 - SCI function call (via _L00) */ u8 prm2; /* 0x06 - SCI function call parameter */ u8 prm3; /* 0x07 - SCI function call parameter */ u8 lckf; /* 0x08 - Global Lock function for EC */ u8 prm4; /* 0x09 - Lock function parameter */ u8 prm5; /* 0x0a - Lock function parameter */ u32 p80d; /* 0x0b - Debug port (IO 0x80) value */ u8 lids; /* 0x0f - LID state (open = 1) */ u8 pwrs; /* 0x10 - Power state (AC = 1) */ /* Thermal policy */ u8 tlvl; /* 0x11 - Throttle Level Limit */ u8 flvl; /* 0x12 - Current FAN Level */ u8 tcrt; /* 0x13 - Critical Threshold */ u8 tpsv; /* 0x14 - Passive Threshold */ u8 tmax; /* 0x15 - CPU Tj_max */ u8 f0of; /* 0x16 - FAN 0 OFF Threshold */ u8 f0on; /* 0x17 - FAN 0 ON Threshold */ u8 f0pw; /* 0x18 - FAN 0 PWM value */ u8 f1of; /* 0x19 - FAN 1 OFF Threshold */ u8 f1on; /* 0x1a - FAN 1 ON Threshold */ u8 f1pw; /* 0x1b - FAN 1 PWM value */ u8 f2of; /* 0x1c - FAN 2 OFF Threshold */ u8 f2on; /* 0x1d - FAN 2 ON Threshold */ u8 f2pw; /* 0x1e - FAN 2 PWM value */ u8 f3of; /* 0x1f - FAN 3 OFF Threshold */ u8 f3on; /* 0x20 - FAN 3 ON Threshold */ u8 f3pw; /* 0x21 - FAN 3 PWM value */ u8 f4of; /* 0x22 - FAN 4 OFF Threshold */ u8 f4on; /* 0x23 - FAN 4 ON Threshold */ u8 f4pw; /* 0x24 - FAN 4 PWM value */ u8 tmps; /* 0x25 - Temperature Sensor ID */ u8 rsvd3[2]; /* Processor Identification */ u8 apic; /* 0x28 - APIC enabled */ u8 mpen; /* 0x29 - MP capable/enabled */ u8 pcp0; /* 0x2a - PDC CPU/CORE 0 */ u8 pcp1; /* 0x2b - PDC CPU/CORE 1 */ u8 ppcm; /* 0x2c - Max. PPC state */ u8 pcnt; /* 0x2d - Processor Count */ u8 rsvd4[4]; /* Super I/O & CMOS config */ u8 natp; /* 0x32 - SIO type */ u8 s5u0; /* 0x33 - Enable USB0 in S5 */ u8 s5u1; /* 0x34 - Enable USB1 in S5 */ u8 s3u0; /* 0x35 - Enable USB0 in S3 */ u8 s3u1; /* 0x36 - Enable USB1 in S3 */ u8 s33g; /* 0x37 - Enable S3 in 3G */ u32 obsolete_cmem; /* 0x38 - CBMEM TOC */ /* Integrated Graphics Device */ u8 igds; /* 0x3c - IGD state */ u8 tlst; /* 0x3d - Display Toggle List Pointer */ u8 cadl; /* 0x3e - currently attached devices */ u8 padl; /* 0x3f - previously attached devices */ u16 cste; /* 0x40 - current display state */ u16 nste; /* 0x42 - next display state */ u16 sste; /* 0x44 - set display state */ u8 ndid; /* 0x46 - number of device ids */ u32 did[5]; /* 0x47 - 5b device id 1..5 */ u8 rsvd5[0x9]; /* Backlight Control */ u8 blcs; /* 0x64 - Backlight Control possible */ u8 brtl; u8 odds; u8 rsvd6[0x7]; /* Ambient Light Sensors*/ u8 alse; /* 0x6e - ALS enable */ u8 alaf; u8 llow; u8 lhih; u8 rsvd7[0x6]; /* Extended Mobile Access */ u8 emae; /* 0x78 - EMA enable */ u16 emap; /* 0x79 - EMA pointer */ u16 emal; /* 0x7a - EMA Length */ u8 rsvd8[0x5]; /* MEF */ u8 mefe; /* 0x82 - MEF enable */ u8 rsvd9[0x9]; /* TPM support */ u8 tpmp; /* 0x8c - TPM */ u8 tpme; u8 rsvd10[8]; /* SATA */ u8 gtf0[7]; /* 0x96 - GTF task file buffer for port 0 */ u8 gtf1[7]; u8 gtf2[7]; u8 idem; u8 idet; u8 rsvd11[6]; /* XHCI */ u8 xhci; /* IGD OpRegion (not implemented yet) */ u32 aslb; /* 0xb4 - IGD OpRegion Base Address */ u8 ibtt; /* 0xb8 - IGD boot type */ u8 ipat; /* 0xb9 - IGD panel type */ u8 itvf; /* 0xba - IGD TV format */ u8 itvm; /* 0xbb - IGD TV minor format */ u8 ipsc; /* 0xbc - IGD Panel Scaling */ u8 iblc; /* 0xbd - IGD BLC configuration */ u8 ibia; /* 0xbe - IGD BIA configuration */ u8 issc; /* 0xbf - IGD SSC configuration */ u8 i409; /* 0xc0 - IGD 0409 modified settings */ u8 i509; /* 0xc1 - IGD 0509 modified settings */ u8 i609; /* 0xc2 - IGD 0609 modified settings */ u8 i709; /* 0xc3 - IGD 0709 modified settings */ u8 idmm; /* 0xc4 - IGD Power Conservation */ u8 idms; /* 0xc5 - IGD DVMT memory size */ u8 if1e; /* 0xc6 - IGD Function 1 Enable */ u8 hvco; /* 0xc7 - IGD HPLL VCO */ u32 nxd[8]; /* 0xc8 - IGD next state DIDx for _DGS */ u8 isci; /* 0xe8 - IGD SMI/SCI mode (0: SCI) */ u8 pavp; /* 0xe9 - IGD PAVP data */ u8 rsvd12; /* 0xea - rsvd */ u8 oscc; /* 0xeb - PCIe OSC control */ u8 npce; /* 0xec - native pcie support */ u8 plfl; /* 0xed - platform flavor */ u8 brev; /* 0xee - board revision */ u8 dpbm; /* 0xef - digital port b mode */ u8 dpcm; /* 0xf0 - digital port c mode */ u8 dpdm; /* 0xf1 - digital port c mode */ u8 alfp; /* 0xf2 - active lfp */ u8 imon; /* 0xf3 - current graphics turbo imon value */ u8 mmio; /* 0xf4 - 64bit mmio support */ u8 rsvd13[11]; /* 0xf5 - rsvd */ /* ChromeOS specific (starts at 0x100)*/ chromeos_acpi_t chromeos; } __packed global_nvs_t; check_member(global_nvs_t, chromeos, GNVS_CHROMEOS_ACPI_OFFSET); /* Used in SMM to find the ACPI GNVS address */ global_nvs_t *smm_get_gnvs(void); void acpi_create_gnvs(global_nvs_t *gnvs);