## ## This file is part of the coreboot project. ## ## ## SPDX-License-Identifier: GPL-2.0-only # ----------------------------------------------------------------- entries # ----------------------------------------------------------------- # Status Register A # ----------------------------------------------------------------- # Status Register B # ----------------------------------------------------------------- # Status Register C #96 4 r 0 status_c_rsvd #100 1 r 0 uf_flag #101 1 r 0 af_flag #102 1 r 0 pf_flag #103 1 r 0 irqf_flag # ----------------------------------------------------------------- # Status Register D #104 7 r 0 status_d_rsvd #111 1 r 0 valid_cmos_ram # ----------------------------------------------------------------- # Diagnostic Status Register #112 8 r 0 diag_rsvd1 # ----------------------------------------------------------------- 0 120 r 0 reserved_memory #120 264 r 0 unused # ----------------------------------------------------------------- # RTC_BOOT_BYTE (coreboot hardcoded) 384 1 e 4 boot_option 388 4 h 0 reboot_counter #390 2 r 0 unused? # ----------------------------------------------------------------- # coreboot config options: console #392 3 r 0 unused 395 4 e 6 debug_level #399 1 r 0 unused #400 8 r 0 reserved for century byte # coreboot config options: southbridge 408 1 e 1 nmi 409 2 e 7 power_on_after_fail # coreboot config options: EC 411 1 e 8 first_battery 412 1 e 1 bluetooth 413 1 e 1 wwan 414 1 e 1 touchpad 415 1 e 1 wlan 416 1 e 1 trackpoint 417 1 e 1 fn_ctrl_swap 418 1 e 1 sticky_fn 419 2 e 13 usb_always_on 421 1 e 9 sata_mode 422 2 e 10 backlight # coreboot config options: cpu #424 8 r 0 unused # coreboot config options: northbridge 432 3 e 11 gfx_uma_size 435 2 e 12 hybrid_graphics_mode #437 3 r 0 unused 440 8 h 0 volume # VBOOT 448 128 r 0 vbnv # SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed 928 32 r 0 mrc_scrambler_seed_s3 960 16 r 0 mrc_scrambler_seed_chk # coreboot config options: check sums 984 16 h 0 check_sum # ----------------------------------------------------------------- enumerations #ID value text 1 0 Disable 1 1 Enable 2 0 Enable 2 1 Disable 4 0 Fallback 4 1 Normal 6 0 Emergency 6 1 Alert 6 2 Critical 6 3 Error 6 4 Warning 6 5 Notice 6 6 Info 6 7 Debug 6 8 Spew 7 0 Disable 7 1 Enable 7 2 Keep 8 0 Secondary 8 1 Primary 9 0 AHCI 9 1 Compatible 10 0 Both 10 1 Keyboard only 10 2 Thinklight only 10 3 None 11 0 32M 11 1 64M 11 2 96M 11 3 128M 11 4 160M 11 5 192M 11 6 224M 12 0 Integrated Only 12 1 Discrete Only 12 2 Dual Graphics 13 0 Disable 13 1 AC and battery 13 2 AC only # ----------------------------------------------------------------- checksums checksum 392 447 984