src/vendorcode/google/chromeos/gnvs.h

   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