After exchange cpufixup after cache_on, In s2885, it can clear the memory quite faster.
YH. -----邮件原件----- 发件人: Li-Ta Lo [mailto:[EMAIL PROTECTED] 发送时间: 2004年3月26日 8:55 收件人: Eric W. Biederman 抄送: LinuxBIOS 主题: Re: Cache On and ECC clear On Fri, 2004-03-26 at 01:06, Eric W. Biederman wrote: > Li-Ta Lo <[EMAIL PROTECTED]> writes: > > > Eric, > > > > I tried to call cache_on() first than the cpufixeup() > > in cpu.c to fix the "slow ecc clear" problem. It still > > works that way. Is there any reason we can't do this ? > > Hmm. I don't see this. I have the cache on and things > clear quite quickly. I may have a slightly different calling > order then the standard tree. > > Ollie can you compare what is checked into the tree with > the last release I did for Lightning? It works there... > In LNXI tree it's like: /* Turn on caching if we haven't already */ cache_on(mem); display_cpuid(); mtrr_check(); #if 1 /* some cpus need a fixup done. This is the hook for doing that. */ cpufixup(mem); #endif and in the CVS tree it's: /* some cpus need a fixup done. This is the hook for doing that. */ cpufixup(mem); /* Turn on caching if we haven't already */ cache_on(mem); display_cpuid(); mtrr_check(); Ollie _______________________________________________ Linuxbios mailing list [EMAIL PROTECTED] http://www.clustermatic.org/mailman/listinfo/linuxbios _______________________________________________ Linuxbios mailing list [EMAIL PROTECTED] http://www.clustermatic.org/mailman/listinfo/linuxbios
