43 lines
1.6 KiB
ReStructuredText
43 lines
1.6 KiB
ReStructuredText
.. _skiboot-4.1:
|
|
|
|
===========
|
|
skiboot 4.1
|
|
===========
|
|
|
|
Skiboot 4.1 was released 10th December 2014. It was a release where more
|
|
development transitioned to the open source mailing list rather than internal
|
|
mailing lists.
|
|
|
|
Changes include:
|
|
|
|
- We now build with -fstack-protector and -Werror
|
|
- Stack checking extensions when built with STACK_CHECK=1
|
|
- Reduced stack usage in some areas, -Wstack-usage=1024 now.
|
|
|
|
- Some functions could use 2kb stack, now all are <1kb
|
|
- Unsafe libc functions such as sprintf() have been removed
|
|
- Symbolic backtraces
|
|
- expose skiboot symbol map to OS (via device-tree)
|
|
- removed machine check interrupt patching in OPAL
|
|
- occ/hbrt: Call stopOCC() for implementing reset OCC command from FSP
|
|
- occ: Fix the low level ACK message sent to FSP on receiving {RESET/LOAD}_OCC
|
|
- hardening to errors of various FSP code
|
|
|
|
- fsp: Avoid NULL dereference in case of invalid class_resp bits-
|
|
abort if device tree parsing fails
|
|
- FSP: Validate fsp_msg in fsp_queue_msg
|
|
- fsp-elog: Add various NULL checks
|
|
- Finessing of when to use error log vs prerror()
|
|
- More i2c work
|
|
- Can now run under Mambo simulator (see external/mambo/skiboot.tcl)
|
|
(commonly known as "POWER8 Functional Simulator")
|
|
- Document skiboot versioning scheme
|
|
- opal: Handle more TFAC errors.
|
|
|
|
- TB_RESIDUE_ERR, FW_CONTROL_ERR and CHIP_TOD_PARITY_ERR
|
|
- ipmi: populate FRU data
|
|
- rtc: Add a generic rtc cache
|
|
- ipmi/rtc: use generic cache
|
|
- Error Logging backend for bmc based machines
|
|
- PSI: Drive link down on HIR
|
|
- occ: Fix clearing of OCC interrupt on remote fix
|