From 1b515cbaf4ba0092359f16a2ae00a8488cecd9f2 Mon Sep 17 00:00:00 2001 From: Uwe Hermann Date: Sat, 3 Mar 2007 15:01:29 +0000 Subject: Document POST codes emitted by LinuxBIOSv2. The list was created by Richard Smith , see http://tracker.linuxbios.org/trac/LinuxBIOS/ticket/74. It is probably not complete, yet. (Closes #74) Signed-off-by: Uwe Hermann Acked-by: Stefan Reinauer git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2569 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1 --- documentation/POSTCODES | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 documentation/POSTCODES diff --git a/documentation/POSTCODES b/documentation/POSTCODES new file mode 100644 index 0000000000..aa4f258d64 --- /dev/null +++ b/documentation/POSTCODES @@ -0,0 +1,26 @@ +------------------------------------------------------------------------------- +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 + -- cgit v1.2.3