1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #ifndef __VENDORCODE_GOOGLE_CHROMEOS_GNVS_H 4 #define __VENDORCODE_GOOGLE_CHROMEOS_GNVS_H 5 6 #include <stdint.h> 7 8 #define ACTIVE_ECFW_RO 0 9 #define ACTIVE_ECFW_RW 1 10 11 struct chromeos_acpi { 12 /* ChromeOS specific */ 13 u32 vbt0; // 00 boot reason 14 u32 vbt1; // 04 active main firmware 15 u32 vbt2; // 08 active ec firmware 16 u16 vbt3; // 0c CHSW 17 u8 vbt4[256]; // 0e HWID 18 u8 vbt5[64]; // 10e FWID 19 u8 vbt6[64]; // 14e FRID - 275 20 u32 vbt7; // 18e active main firmware type 21 u32 vbt8; // 192 recovery reason 22 u32 vbt9; // 196 fmap base address 23 u8 vdat[3072]; // 19a VDAT space filled by verified boot 24 u32 vbt10; // d9a smbios bios version 25 u32 mehh[8]; // d9e management engine hash 26 u32 ramoops_base; // dbe ramoops base address 27 u32 ramoops_len; // dc2 ramoops length 28 u32 vpd_ro_base; // dc6 pointer to RO_VPD 29 u32 vpd_ro_size; // dca size of RO_VPD 30 u32 vpd_rw_base; // dce pointer to RW_VPD 31 u32 vpd_rw_size; // dd2 size of RW_VPD 32 u8 pad[298]; // dd6-eff 33 } __packed; 34 35 #endif 36