| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. |
| * |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef __VENDORCODE_GOOGLE_CHROMEOS_GNVS_H |
| #define __VENDORCODE_GOOGLE_CHROMEOS_GNVS_H |
| |
| #define BOOT_REASON_OTHER 0 |
| #define BOOT_REASON_S3DIAG 9 |
| |
| #define CHSW_RECOVERY_X86 (1 << 1) |
| #define CHSW_RECOVERY_EC (1 << 2) |
| #define CHSW_DEVELOPER_SWITCH (1 << 5) |
| #define CHSW_FIRMWARE_WP_DIS (1 << 9) |
| |
| #define ACTIVE_MAINFW_RECOVERY 0 |
| #define ACTIVE_MAINFW_RW_A 1 |
| #define ACTIVE_MAINFW_RW_B 2 |
| |
| #define ACTIVE_MAINFW_TYPE_RECOVERY 0 |
| #define ACTIVE_MAINFW_TYPE_NORMAL 1 |
| #define ACTIVE_MAINFW_TYPE_DEVELOPER 2 |
| |
| #define RECOVERY_REASON_NONE 0 |
| #define RECOVERY_REASON_ME 1 |
| // TODO(reinauer) other recovery reasons? |
| |
| #define ACTIVE_ECFW_RO 0 |
| #define ACTIVE_ECFW_RW 1 |
| |
| typedef struct { |
| /* ChromeOS specific */ |
| u32 vbt0; // 00 boot reason |
| u32 vbt1; // 04 active main firmware |
| u32 vbt2; // 08 active ec firmware |
| u16 vbt3; // 0c CHSW |
| u8 vbt4[256]; // 0e HWID |
| u8 vbt5[64]; // 10e FWID |
| u8 vbt6[64]; // 14e FRID - 275 |
| u32 vbt7; // 18e active main firmware type |
| u32 vbt8; // 192 recovery reason |
| u32 vbt9; // 196 fmap base address |
| u8 vdat[3072]; // 19a |
| u32 vbt10; // d9a smbios bios version |
| u32 mehh[8]; // d9e management engine hash |
| // dbe |
| } __attribute__((packed)) chromeos_acpi_t; |
| |
| extern chromeos_acpi_t *vboot_data; |
| void chromeos_init_vboot(chromeos_acpi_t *chromeos); |
| void chromeos_set_me_hash(u32*, int); |
| void acpi_get_vdat_info(void **vdat_addr, uint32_t *vdat_size); |
| |
| #endif |