| ## SPDX-License-Identifier: GPL-2.0-only |
| |
| # ----------------------------------------------------------------- |
| entries |
| |
| # ----------------------------------------------------------------- |
| 0 120 r 0 reserved_memory |
| |
| # ----------------------------------------------------------------- |
| # RTC_BOOT_BYTE (coreboot hardcoded) |
| 384 1 e 3 boot_option |
| 388 4 h 0 reboot_counter |
| |
| # ----------------------------------------------------------------- |
| # coreboot config options: console |
| 395 4 e 4 debug_level |
| |
| # ----------------------------------------------------------------- |
| # coreboot config options: southbridge |
| |
| # Non Maskable Interrupt(NMI) support, which is an interrupt that may |
| # occur on a RAM or unrecoverable error. |
| 408 1 e 1 nmi |
| |
| 409 2 e 5 power_on_after_fail |
| 411 2 e 6 sata_mode |
| |
| # ----------------------------------------------------------------- |
| # coreboot config options: northbridge |
| |
| # gfx_uma_size |
| # Quantity of shared video memory the IGP can use |
| # |
| 416 5 e 7 gfx_uma_size |
| |
| # ----------------------------------------------------------------- |
| # coreboot config options: usb3 |
| |
| # usb3_mode |
| # Controls how the motherboard's USB3 ports act at boot time |
| 421 2 e 8 usb3_mode |
| |
| # usb3_drv |
| # Load (or not) pre-OS xHCI USB3 bios driver |
| # |
| 423 1 e 1 usb3_drv |
| |
| # usb3_streams |
| # Streams can provide more speed (as they can use 64Kb packets), |
| # but they might cause incompatibilities with some devices. |
| # |
| 424 1 e 1 usb3_streams |
| |
| # audio_panel_type |
| # HD Audio or AC'97 |
| # |
| 425 1 e 9 audio_panel_type |
| |
| # ----------------------------------------------------------------- |
| # Sandy/Ivy Bridge MRC Scrambler Seed values |
| # note: MUST NOT be covered by checksum! |
| 464 32 r 0 mrc_scrambler_seed |
| 496 32 r 0 mrc_scrambler_seed_s3 |
| 528 16 r 0 mrc_scrambler_seed_chk |
| |
| # ----------------------------------------------------------------- |
| # coreboot config options: check sums |
| 544 16 h 0 check_sum |
| |
| # ----------------------------------------------------------------- |
| |
| enumerations |
| #ID value text |
| |
| # Generic on/off enum |
| 1 0 Disable |
| 1 1 Enable |
| |
| # boot_option |
| 3 0 Fallback |
| 3 1 Normal |
| |
| # debug_level |
| 4 0 Emergency |
| 4 1 Alert |
| 4 2 Critical |
| 4 3 Error |
| 4 4 Warning |
| 4 5 Notice |
| 4 6 Info |
| 4 7 Debug |
| 4 8 Spew |
| |
| # power_on_after_fail |
| 5 0 Disable |
| 5 1 Enable |
| 5 2 Keep |
| |
| # sata_mode |
| 6 0 AHCI |
| 6 1 Compatible |
| 6 2 Legacy |
| |
| # gfx_uma_size (Intel IGP Video RAM size) |
| 7 0 32M |
| 7 1 64M |
| 7 2 96M |
| 7 3 128M |
| 7 4 160M |
| 7 5 192M |
| 7 6 224M |
| 7 7 256M |
| 7 8 288M |
| 7 9 320M |
| 7 10 352M |
| 7 11 384M |
| 7 12 416M |
| 7 13 448M |
| 7 14 480M |
| 7 15 512M |
| 7 16 1024M |
| |
| # usb3_mode |
| # Disable = Use the port always as USB 2.0 for compatibility |
| # Enable = Use the port always as USB 3.0 for speed |
| # Auto = Initialize the port as USB 2.0, until the OS loads |
| # xHCI USB 3.0 driver |
| # SmartAuto = Same as Auto but, if the OS loads the xHCI USB 3.0 driver |
| # and the computer is reset, keep the USB 3.0 mode. |
| # |
| 8 0 Disable |
| 8 1 Enable |
| 8 2 Auto |
| 8 3 SmartAuto |
| |
| # audio_panel_type |
| 9 0 HDA |
| 9 1 AC97 |
| |
| # ----------------------------------------------------------------- |
| # <startBit[must be byte-aligned]> <endBit[must be byte aligned]> |
| # <bit where to start storing checksum[must be 16bits-aligned]> |
| checksums |
| |
| checksum 392 431 544 |