Subject: Re: [linux-fbdev] Re: readl() and friends and eieio on PPC

From: Richard Henderson <[email-masked]>
Date: Fri, 13 Aug 1999 11:33:51 -0700

On Thu, Aug 12, 1999 at 05:07:02PM +1000, Paul Mackerras wrote:
> What numbers do you get on alpha if you point it at a framebuffer,
> just for interest?

With some additional numbers for mb vs wmb --

Memory:
none       15    11    11    11    11
1 wmb      10    10    10    10    10
1 mb      140   129    62    59    59
8 wmb     171   157   101   101   101
8 mb      346   270   270   267   267

Millenium2 fb:
none     2599    11    11    11    11
1 wmb      10    10    10    10    10
1 mb      220   130   139   139   139
8 wmb     192   178   192   192   192
8 mb      538   423   423   423   423

r~

[[ This message was sent via the linuxppc-dev mailing list.  Replies are ]]
[[ not  forced  back  to the list, so be sure to Cc linuxppc-dev if your ]]
[[ reply is of general interest. Please check http://lists.linuxppc.org/ ]]
[[ and http://www.linuxppc.org/ for useful information before posting.   ]]