| Uwe Hermann | 1b515cb | 2007-03-03 15:01:29 +0000 | [diff] [blame] | 1 | ------------------------------------------------------------------------------- |
| Uwe Hermann | d2a5a5a | 2009-04-18 14:18:20 +0000 | [diff] [blame] | 2 | coreboot POST Codes |
| Uwe Hermann | 1b515cb | 2007-03-03 15:01:29 +0000 | [diff] [blame] | 3 | ------------------------------------------------------------------------------- |
| 4 | |
| Uwe Hermann | 16db6c3 | 2010-09-23 18:48:27 +0000 | [diff] [blame] | 5 | This is an (incomplete) list of POST codes emitted by coreboot v4. |
| Uwe Hermann | 1b515cb | 2007-03-03 15:01:29 +0000 | [diff] [blame] | 6 | |
| 7 | 0x10 Entry into protected mode |
| 8 | 0x01 Entry into 'crt0.s' reset code jumps to here |
| Uwe Hermann | 16db6c3 | 2010-09-23 18:48:27 +0000 | [diff] [blame] | 9 | 0x11 Start copying coreboot to RAM with decompression if compressed |
| Uwe Hermann | 1b515cb | 2007-03-03 15:01:29 +0000 | [diff] [blame] | 10 | 0x12 Copy/decompression finished jumping to RAM |
| Uwe Hermann | 16db6c3 | 2010-09-23 18:48:27 +0000 | [diff] [blame] | 11 | 0x80 Entry into coreboot in RAM |
| Uwe Hermann | 1b515cb | 2007-03-03 15:01:29 +0000 | [diff] [blame] | 12 | 0x13 Entry into c_start |
| 13 | 0xfe Pre call to hardwaremain() |
| 14 | 0x39 Console is initialized |
| 15 | 0x40 Console boot message succeeded |
| 16 | 0x66 Devices have been enumerated |
| 17 | 0x88 Devices have been configured |
| 18 | 0x89 Devices have been enabled |
| 19 | 0xf8 Entry into elf boot |
| 20 | 0xf3 Jumping to payload |
| 21 | |
| 22 | Errors (used in several places): |
| 23 | |
| 24 | 0xee Not supposed to get here |
| 25 | 0xff Elfload fail or die() called |