yhlu wrote: > my own tree have > > #if CacheSize < 0x8000 > /* enable caching for 16K/8K/4K using fixed mtrr */ > movl $0x269, %ecx /* fix4k_cc000*/ > #if CacheSize == 0x4000 > movl $0x06060606, %edx /* WB IO type */ > #endif > #if CacheSize == 0x2000 > movl $0x06060000, %edx /* WB IO type */ > #endif > #if CacheSize == 0x1000 > movl $0x06000000, %edx /* WB IO type */ > #endif > xorl %eax, %eax > wrmsr > #endif > > maybe i didn't post sth... > This is in the v2 code but not in v3.
> normally we can use 4k only at first. > > run_time decide is not good. for example REV E, you could use 64k. for > for REV F you can only use 48K. > So this is still a problem since 48K isn't an option and it isn't a power of 2 so I was incorrect on that point. It would be good to have an automatic runtime setting for each CPU that could be adjusted by a mainboard override. > Family 10h need more tricks. These changes are coming soon. Marc -- Marc Jones Senior Firmware Engineer (970) 226-9684 Office mailto:[EMAIL PROTECTED] http://www.amd.com/embeddedprocessors -- linuxbios mailing list linuxbios@linuxbios.org http://www.linuxbios.org/mailman/listinfo/linuxbios