docs/designs/redfish-postcodes.md

1 # Logging BIOS POST Codes Through Redfish
11 BIOS Power-On Self-Test (POST) codes are exposed on DBUS but not currently over
12 Redfish. This describes a method to expose the BIOS POST codes over the Redfish
18 POST codes. An additional log service (PostCodes) will be added to the
34     "Description": "POST Code Log Service",
38     "Id": "BIOS POST Code Log",
39     "Name": "POST Code Log Service",
53     "Description": "Collection of POST Code Log Entries",
62             "Message": "Boot Count: 4: TS Offset: 0.0033; POST Code: 0x43",
69             "Name": "POST Code Log Entry",
75     "Name": "BIOS POST Code Log Entries"
93             "Message": "Boot Count: %1: TS Offset: %2; POST Code: %3",
117 The Redfish interface shall expose POST codes tracked on DBUS since the last BMC
122 Currently, OpenBMC exposes BIOS POST codes on DBus using the
124 POST codes for the past 100 host boot events and the current boot cycle index.
159 with micro-second resolution along with each POST code.
190   "result": "POST Codes Cleared"
199 cycle exposing a string with all POST codes associated with that boot cycle.
202 Consideration was also given to expose the POST codes through a OEM extension
204 discouraged. It can be revisited if DMTF adds a schema for POST codes.