From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- Documentation/ABI/stable/sysfs-firmware-opal-dump | 46 +++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/ABI/stable/sysfs-firmware-opal-dump (limited to 'Documentation/ABI/stable/sysfs-firmware-opal-dump') diff --git a/Documentation/ABI/stable/sysfs-firmware-opal-dump b/Documentation/ABI/stable/sysfs-firmware-opal-dump new file mode 100644 index 0000000000..1f74f45327 --- /dev/null +++ b/Documentation/ABI/stable/sysfs-firmware-opal-dump @@ -0,0 +1,46 @@ +What: /sys/firmware/opal/dump +Date: Feb 2014 +Contact: Stewart Smith +Description: + This directory exposes interfaces for interacting with + the FSP and platform dumps through OPAL firmware interface. + + This is only for the powerpc/powernv platform. + + =============== =============================================== + initiate_dump: When '1' is written to it, + we will initiate a dump. + Read this file for supported commands. + + 0xXX-0xYYYY: A directory for dump of type 0xXX and + id 0xYYYY (in hex). The name of this + directory should not be relied upon to + be in this format, only that it's unique + among all dumps. For determining the type + and ID of the dump, use the id and type files. + Do not rely on any particular size of dump + type or dump id. + =============== =============================================== + + Each dump has the following files: + + =============== =============================================== + id: An ASCII representation of the dump ID + in hex (e.g. '0x01') + type: An ASCII representation of the type of + dump in the format "0x%x %s" with the ID + in hex and a description of the dump type + (or 'unknown'). + Type '0xffffffff unknown' is used when + we could not get the type from firmware. + e.g. '0x02 System/Platform Dump' + dump: A binary file containing the dump. + The size of the dump is the size of this file. + acknowledge: When 'ack' is written to this, we will + acknowledge that we've retrieved the + dump to the service processor. It will + then remove it, making the dump + inaccessible. + Reading this file will get a list of + supported actions. + =============== =============================================== -- cgit v1.2.3