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Document POST codes emitted by LinuxBIOSv2. 

The list was created by Richard Smith <smithbone@gmail.com>, see
http://tracker.linuxbios.org/trac/LinuxBIOS/ticket/74.

It is probably not complete, yet.

(Closes #74)

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Stefan Reinauer <stepan@coresystems.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2569 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Uwe Hermann 2007-03-03 15:01:29 +00:00
parent 47ce57acd7
commit 1b515cbaf4
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-------------------------------------------------------------------------------
LinuxBIOS POST Codes
-------------------------------------------------------------------------------
This is an (incomplete) list of POST codes emitted by LinuxBIOSv2.
0x10 Entry into protected mode
0x01 Entry into 'crt0.s' reset code jumps to here
0x11 Start copying LinuxBIOS to RAM with decompression if compressed
0x12 Copy/decompression finished jumping to RAM
0x80 Entry into LinuxBIOS in RAM
0x13 Entry into c_start
0xfe Pre call to hardwaremain()
0x39 Console is initialized
0x40 Console boot message succeeded
0x66 Devices have been enumerated
0x88 Devices have been configured
0x89 Devices have been enabled
0xf8 Entry into elf boot
0xf3 Jumping to payload
Errors (used in several places):
0xee Not supposed to get here
0xff Elfload fail or die() called