Re: VIA C3 Processors

["Jonathan A. Kollasch" <jakllsch%kollasch.net@localhost>]

On Thu, Sep 29, 2011 at 08:34:11PM -0400, Andy Ball wrote:
> 
> Hello,
> 
> I found mention of "VIA_PADLOCK" in the kernel config file.  I
> think this refers to the AES accelleration rather than the
> random number generation.  I'm running a C3 Nehemiah chip
> but I'm not sure which of those features (if any) it has.
> If I try to include VIA_PADLOCK in my kernel, the build
> fails as follows.
> 
> - Andy Ball
> 
> 
> #      link  NEHEMIAH/netbsd
> ld -Map netbsd.map --cref -T ../../../../arch/i386/conf/kern.ldscript -Ttext 
> c0100000 -e start -X -o netbsd ${SYSTEM_OBJ} ${EXTRA_OBJ} vers.o
> via_padlock.o: In function `via_padlock_crypto_swauth':
> via_padlock.c:(.text+0x5b6): undefined reference to `swcr_authcompute'
> via_padlock.o: In function `via_padlock_crypto_newsession':
> via_padlock.c:(.text+0xd68): undefined reference to `rijndaelKeySetupEnc'
> via_padlock.c:(.text+0xd7f): undefined reference to `rijndaelKeySetupDec'
> *** Error code 1
> 
> Stop.
> make: stopped in /usr/src/sys/arch/i386/compile/NEHEMIAH
> nehemiah#

VIA_PADLOCK should depend on "swcrypto",
you could work around this by adding
pseudo-device   swcrypto
back to your kernel config.

        Jonathan Kollasch