Patrick Georgi | c49d7a3 | 2020-05-08 22:50:46 +0200 | [diff] [blame] | 1 | ## SPDX-License-Identifier: GPL-2.0-only |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 2 | |
| 3 | # ----------------------------------------------------------------- |
| 4 | entries |
| 5 | |
| 6 | # ----------------------------------------------------------------- |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 7 | 0 120 r 0 reserved_memory |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 8 | |
| 9 | # ----------------------------------------------------------------- |
| 10 | # RTC_BOOT_BYTE (coreboot hardcoded) |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 11 | 384 1 e 3 boot_option |
| 12 | 388 4 h 0 reboot_counter |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 13 | |
| 14 | # ----------------------------------------------------------------- |
| 15 | # coreboot config options: console |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 16 | 395 4 e 4 debug_level |
| 17 | #400 8 r 0 reserved for century byte |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 18 | |
| 19 | # ----------------------------------------------------------------- |
| 20 | # coreboot config options: southbridge |
| 21 | |
| 22 | # Non Maskable Interrupt(NMI) support, which is an interrupt that may |
| 23 | # occur on a RAM or unrecoverable error. |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 24 | 408 1 e 1 nmi |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 25 | |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 26 | 409 2 e 5 power_on_after_fail |
| 27 | 411 1 e 6 sata_mode |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 28 | |
| 29 | # ----------------------------------------------------------------- |
| 30 | # coreboot config options: northbridge |
| 31 | |
| 32 | # gfx_uma_size |
| 33 | # Quantity of shared video memory the IGP can use |
| 34 | # |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 35 | 416 5 e 7 gfx_uma_size |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 36 | |
| 37 | # ----------------------------------------------------------------- |
| 38 | # coreboot config options: usb3 |
| 39 | |
| 40 | # usb3_mode |
| 41 | # Controls how the motherboard's USB3 ports act at boot time |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 42 | 421 2 e 8 usb3_mode |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 43 | |
| 44 | # usb3_drv |
Elyes HAOUAS | 6dc9d03 | 2020-02-16 16:22:52 +0100 | [diff] [blame] | 45 | # Load (or not) pre-OS xHCI USB3 BIOS driver |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 46 | # |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 47 | 423 1 e 1 usb3_drv |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 48 | |
| 49 | # usb3_streams |
| 50 | # Streams can provide more speed (as they can use 64Kb packets), |
| 51 | # but they might cause incompatibilities with some devices. |
| 52 | # |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 53 | 424 1 e 1 usb3_streams |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 54 | |
| 55 | # ----------------------------------------------------------------- |
| 56 | # Sandy/Ivy Bridge MRC Scrambler Seed values |
| 57 | # note: MUST NOT be covered by checksum! |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 58 | 464 32 r 0 mrc_scrambler_seed |
| 59 | 496 32 r 0 mrc_scrambler_seed_s3 |
| 60 | 528 16 r 0 mrc_scrambler_seed_chk |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 61 | |
| 62 | # ----------------------------------------------------------------- |
| 63 | # coreboot config options: check sums |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 64 | 544 16 h 0 check_sum |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 65 | |
| 66 | # ----------------------------------------------------------------- |
| 67 | |
| 68 | enumerations |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 69 | #ID value text |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 70 | |
| 71 | # Generic on/off enum |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 72 | 1 0 Disable |
| 73 | 1 1 Enable |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 74 | |
| 75 | # boot_option |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 76 | 3 0 Fallback |
| 77 | 3 1 Normal |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 78 | |
| 79 | # debug_level |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 80 | 4 0 Emergency |
| 81 | 4 1 Alert |
| 82 | 4 2 Critical |
| 83 | 4 3 Error |
| 84 | 4 4 Warning |
| 85 | 4 5 Notice |
| 86 | 4 6 Info |
| 87 | 4 7 Debug |
| 88 | 4 8 Spew |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 89 | |
| 90 | # power_on_after_fail |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 91 | 5 0 Disable |
| 92 | 5 1 Enable |
| 93 | 5 2 Keep |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 94 | |
| 95 | # sata_mode |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 96 | 6 0 AHCI |
| 97 | 6 1 Compatible |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 98 | |
| 99 | # gfx_uma_size (Intel IGP Video RAM size) |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 100 | 7 0 32M |
| 101 | 7 1 64M |
| 102 | 7 2 96M |
| 103 | 7 3 128M |
| 104 | 7 4 160M |
| 105 | 7 5 192M |
| 106 | 7 6 224M |
| 107 | 7 7 256M |
| 108 | 7 8 288M |
| 109 | 7 9 320M |
| 110 | 7 10 352M |
| 111 | 7 11 384M |
| 112 | 7 12 416M |
| 113 | 7 13 448M |
| 114 | 7 14 480M |
| 115 | 7 15 512M |
| 116 | 7 16 544M |
| 117 | 7 17 576M |
| 118 | 7 18 608M |
| 119 | 7 19 640M |
| 120 | 7 20 672M |
| 121 | 7 21 704M |
| 122 | 7 22 736M |
| 123 | 7 23 768M |
| 124 | 7 24 800M |
| 125 | 7 25 832M |
| 126 | 7 26 864M |
| 127 | 7 27 896M |
| 128 | 7 28 928M |
| 129 | 7 29 960M |
| 130 | 7 30 992M |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 131 | |
| 132 | # usb3_mode |
| 133 | # Disable = Use the port always as USB 2.0 for compatibility |
| 134 | # Enable = Use the port always as USB 3.0 for speed |
| 135 | # Auto = Initialize the port as USB 2.0, until the OS loads |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 136 | # xHCI USB 3.0 driver |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 137 | # SmartAuto = Same as Auto but, if the OS loads the xHCI USB 3.0 driver |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 138 | # and the computer is reset, keep the USB 3.0 mode. |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 139 | # |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 140 | 8 0 Disable |
| 141 | 8 1 Enable |
| 142 | 8 2 Auto |
| 143 | 8 3 SmartAuto |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 144 | |
| 145 | # ----------------------------------------------------------------- |
| 146 | # <startBit[must be byte-aligned]> <endBit[must be byte aligned]> |
Angel Pons | c85cce0 | 2020-11-03 00:29:39 +0100 | [diff] [blame] | 147 | # <bit where to start storing checksum[must be 16bits-aligned]> |
Vlado Cibic | 2bf6a30 | 2019-06-09 06:53:50 +0000 | [diff] [blame] | 148 | checksums |
| 149 | |
| 150 | checksum 392 431 544 |