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History log of /src/sys/arch/mips/atheros/dev/aevar.h
RevisionDateAuthorComments
 1.8  13-Sep-2019  msaitoh if_flags is neither int nor short. It's unsigned short.
 1.7  13-Apr-2015  riastradh branches: 1.7.18;
MD rnd.h cleanups. Please let me know if I broke anything!
 1.6  27-Oct-2012  chs branches: 1.6.14;
split device_t/softc for all remaining drivers.
replace "struct device *" with "device_t".
use device_xname(), device_unit(), etc.
 1.5  02-Feb-2012  tls branches: 1.5.6;
Entropy-pool implementation move and cleanup.

1) Move core entropy-pool code and source/sink/sample management code
to sys/kern from sys/dev.

2) Remove use of NRND as test for presence of entropy-pool code throughout
source tree.

3) Remove use of RND_ENABLED in device drivers as microoptimization to
avoid expensive operations on disabled entropy sources; make the
rnd_add calls do this directly so all callers benefit.

4) Fix bug in recent rnd_add_data()/rnd_add_uint32() changes that might
have lead to slight entropy overestimation for some sources.

5) Add new source types for environmental sensors, power sensors, VM
system events, and skew between clocks, with a sample implementation
for each.

ok releng to go in before the branch due to the difficulty of later
pullup (widespread #ifdef removal and moved files). Tested with release
builds on amd64 and evbarm and live testing on amd64.
 1.4  19-Nov-2011  tls branches: 1.4.2;
First step of random number subsystem rework described in
<20111022023242.BA26F14A158@mail.netbsd.org>. This change includes
the following:

An initial cleanup and minor reorganization of the entropy pool
code in sys/dev/rnd.c and sys/dev/rndpool.c. Several bugs are
fixed. Some effort is made to accumulate entropy more quickly at
boot time.

A generic interface, "rndsink", is added, for stream generators to
request that they be re-keyed with good quality entropy from the pool
as soon as it is available.

The arc4random()/arc4randbytes() implementation in libkern is
adjusted to use the rndsink interface for rekeying, which helps
address the problem of low-quality keys at boot time.

An implementation of the FIPS 140-2 statistical tests for random
number generator quality is provided (libkern/rngtest.c). This
is based on Greg Rose's implementation from Qualcomm.

A new random stream generator, nist_ctr_drbg, is provided. It is
based on an implementation of the NIST SP800-90 CTR_DRBG by
Henric Jungheim. This generator users AES in a modified counter
mode to generate a backtracking-resistant random stream.

An abstraction layer, "cprng", is provided for in-kernel consumers
of randomness. The arc4random/arc4randbytes API is deprecated for
in-kernel use. It is replaced by "cprng_strong". The current
cprng_fast implementation wraps the existing arc4random
implementation. The current cprng_strong implementation wraps the
new CTR_DRBG implementation. Both interfaces are rekeyed from
the entropy pool automatically at intervals justifiable from best
current cryptographic practice.

In some quick tests, cprng_fast() is about the same speed as
the old arc4randbytes(), and cprng_strong() is about 20% faster
than rnd_extract_data(). Performance is expected to improve.

The AES code in src/crypto/rijndael is no longer an optional
kernel component, as it is required by cprng_strong, which is
not an optional kernel component.

The entropy pool output is subjected to the rngtest tests at
startup time; if it fails, the system will reboot. There is
approximately a 3/10000 chance of a false positive from these
tests. Entropy pool _input_ from hardware random numbers is
subjected to the rngtest tests at attach time, as well as the
FIPS continuous-output test, to detect bad or stuck hardware
RNGs; if any are detected, they are detached, but the system
continues to run.

A problem with rndctl(8) is fixed -- datastructures with
pointers in arrays are no longer passed to userspace (this
was not a security problem, but rather a major issue for
compat32). A new kernel will require a new rndctl.

The sysctl kern.arandom() and kern.urandom() nodes are hooked
up to the new generators, but the /dev/*random pseudodevices
are not, yet.

Manual pages for the new kernel interfaces are forthcoming.
 1.3  28-Apr-2008  martin branches: 1.3.34;
Remove clause 3 and 4 from TNF licenses
 1.2  04-Sep-2006  gdamore branches: 1.2.4; 1.2.58; 1.2.60; 1.2.62;
This is a boat-load of changes designed to finish parameterizing the
stuff necessary to separate out AR5312 from AR5315. This includes:

1) rework of arbus IRQs, so that IRQs are now seperately specified
as either MISC or CPU irqs
2) move board/chip-specific addresses into chip-dependent file
3) unencumber argpio from ar5312 specifics, using properties to pass
details such as reset-pin and sysled-pin.
4) an option to select which WiSoC is to be configured is provided.

AR5315 support should be forthcoming shortly now.
 1.1  21-Mar-2006  gdamore branches: 1.1.2; 1.1.4; 1.1.6; 1.1.8; 1.1.14;
Initial import of Atheros AR531X SoC support. Currently the onboard ethernet
and serial ports are supported, and the system appears stable with an NFS
mounted root. An earlier version of the code was reviewed by simon@, but it
has since had numerous improvements and cleanups.


At the moment, only AR5312 is known to work, but I suspect AR2313 will work
as well. Later 2315/2316 parts are substantially different, and are not yet
supported. Wifi and Marvell switch support found on some designs are not yet
supported.

Platforms known to include AR5312 include Senao Aries 2 (AP5054) and Netgear
WGU624.
 1.1.14.3  30-Dec-2006  yamt sync with head.
 1.1.14.2  21-Jun-2006  yamt sync with head.
 1.1.14.1  21-Mar-2006  yamt file aevar.h was added on branch yamt-lazymbuf on 2006-06-21 14:53:38 +0000
 1.1.8.2  22-Apr-2006  simonb Sync with head.
 1.1.8.1  21-Mar-2006  simonb file aevar.h was added on branch simonb-timecounters on 2006-04-22 11:37:42 +0000
 1.1.6.2  19-Apr-2006  elad sync with head - hopefully this will work
 1.1.6.1  21-Mar-2006  elad file aevar.h was added on branch elad-kernelauth on 2006-04-19 02:33:12 +0000
 1.1.4.3  14-Sep-2006  yamt sync with head.
 1.1.4.2  11-Apr-2006  yamt sync files somehow mis-tagged by yamt-pdpolicy-base2.
 1.1.4.1  21-Mar-2006  yamt file aevar.h was added on branch yamt-pdpolicy on 2006-04-11 12:20:51 +0000
 1.1.2.2  28-Mar-2006  tron Merge 2006-03-28 NetBSD-current into the "peter-altq" branch.
 1.1.2.1  21-Mar-2006  tron file aevar.h was added on branch peter-altq on 2006-03-28 09:47:17 +0000
 1.2.62.1  16-May-2008  yamt sync with head.
 1.2.60.1  18-May-2008  yamt sync with head.
 1.2.58.1  02-Jun-2008  mjf Sync with HEAD.
 1.2.4.2  09-Sep-2006  rpaulo sync with head
 1.2.4.1  04-Sep-2006  rpaulo file aevar.h was added on branch rpaulo-netinet-merge-pcb on 2006-09-09 02:41:25 +0000
 1.3.34.2  30-Oct-2012  yamt sync with head
 1.3.34.1  17-Apr-2012  yamt sync with head
 1.4.2.1  18-Feb-2012  mrg merge to -current.
 1.5.6.2  03-Dec-2017  jdolecek update from HEAD
 1.5.6.1  20-Nov-2012  tls Resync to 2012-11-19 00:00:00 UTC
 1.6.14.1  06-Jun-2015  skrll Sync with HEAD
 1.7.18.1  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411

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