On Mon, May 11, 2009 at 3:42 PM, Joseph Smith <[email protected]> wrote:
> > > > On Sun, 10 May 2009 23:09:36 -0400, Corey Osgood <[email protected]> > wrote: > > On Sun, May 10, 2009 at 6:34 PM, Elia Yehuda <[email protected]> wrote: > > > >> here is the comment from my previous patch, revealing most of my RE work > > : > >> > >> > >> /* TODO: This needs to be calculated according to the DRAM tech > >> * (x8, x16, or x32). Argh, Intel provides no docs on this! > >> * Currently, it needs to be pulled from the output of > >> * lspci -xxx Rx92 > >> * here are some common results: > >> * (c = 128MB dual sided, d = 128MB single sided, f = 256MB dual > > sided) > >> * BUFF_SC: tom: drp: DIMM0: DIMM1: > >> * 0x3356 128MB 0x0c 128MB dual-sided - > >> * 0xcc56 128MB 0xc0 - 128MB dual-sided > >> * 0x77da 128MB 0x0d 128MB single-sided - > >> * 0xddda 128MB 0xd0 - 128MB single-sided > >> * 0x0001 256MB 0xcc 128MB dual-sided 128MB dual-sided > >> * 0x55c6 256MB 0xdd 128MB single-sided 128MB single-sided > >> * 0x4445 256MB 0xcd 128MB single-sided 128MB dual-sided > >> * 0x1145 256MB 0xdc 128MB dual-sided 128MB single-sided > >> * 0x3356 256MB 0x0f 256MB dual-sided - > >> * 0xcc56 256MB 0xf0 - 256MB dual-sided > >> * 0x0001 384MB 0xcf 256MB dual-sided 128MB dual-sided > >> * 0x0001 384MB 0xfc 128MB dual-sided 256MB dual-sided > >> * 0x1145 384MB 0xdf 256MB dual-sided 128MB single-sided > >> * 0x4445 384MB 0xfd 128MB single-sided 256MB dual-sided > >> * 0x0001 512MB 0xff 256MB dual-sided 256MB dual-sided > >> * > >> * BUFF_SC: BUFF_SC in binary: tom: drp: > >> DIMM0: DIMM1: > >> * 0x3356 0 0 1 1 00 11 01 01 01 10 128MB 0x0c 128MB > >> dual-sided - > >> * 0xcc56 1 1 0 0 11 00 01 01 01 10 128MB 0xc0 > >> - 128MB dual-sided > >> * 0x77da 0 1 1 1 01 11 11 01 10 10 128MB 0x0d 128MB > >> single-sided - > >> * 0xddda 1 1 0 1 11 01 11 01 10 10 128MB 0xd0 > >> - 128MB single-sided > >> * 0x0001 0 0 0 0 00 00 00 00 00 01 256MB 0xcc 128MB > >> dual-sided 128MB dual-sided > >> * 0x55c6 0 1 0 1 01 01 11 00 01 10 256MB 0xdd 128MB > >> single-sided 128MB single-sided > >> * 0x4445 0 1 0 0 01 00 01 00 01 01 256MB 0xcd 128MB > >> single-sided 128MB dual-sided > >> * 0x1145 0 0 0 1 00 01 01 00 01 01 256MB 0xdc 128MB > >> dual-sided 128MB single-sided > >> * 0x3356 0 0 1 1 00 11 01 01 01 10 256MB 0x0f 256MB > >> dual-sided - > >> * 0xcc56 1 1 0 0 11 00 01 01 01 10 256MB 0xf0 > >> - 256MB dual-sided > >> * 0x0001 0 0 0 0 00 00 00 00 00 01 384MB 0xcf 256MB > >> dual-sided 128MB dual-sided > >> * 0x0001 0 0 0 0 00 00 00 00 00 01 384MB 0xfc 128MB > >> dual-sided 256MB dual-sided > >> * 0x1145 0 0 0 1 00 01 01 00 01 01 384MB 0xdf 256MB > >> dual-sided 128MB single-sided > >> * 0x4445 0 1 0 0 01 00 01 00 01 01 384MB 0xfd 128MB > >> single-sided 256MB dual-sided > >> * 0x0001 0 0 0 0 00 00 00 00 00 01 512MB 0xff 256MB > >> dual-sided 256MB dual-sided > >> > >> 0:1 00 = 0 DIMMs > >> 01 = 2 dual > >> 1 dual + 1 single > >> 1 single + 1 dual > >> 10 = 1 DIMM only > >> 2 single > >> 2:3 00 = 2 dual sided > >> 01 = 1 dual sided only > >> 2 single sided > >> 1 dual + 1 single > >> 1 single + 1 dual > >> 10 = 1 single sided only > >> 4:5 00 = 2 DIMMs > >> 01 = 1 DIMM only > >> 6:7 00 = 2 dual > >> 01 = 1 dual only > >> 1 dual + 1 single > >> 1 single + 1 dual > >> 11 = 1 single > >> 2 single > >> 8:9 00 = 2 dual > >> 1 single + 1 dual > >> 1 dual only in slot #1 > >> 01 = 1 single only in slot #1 > >> 1 dual + 1 single > >> 2 single > >> 11 = no dimm in slot #1 > >> 10:11 00 = 1 dual only in slot #0 > >> 2 dual > >> 1 dual + 1 single > >> 01 = 1 single only in slot #0 > >> 2 single > >> 1 single + 1 dual > >> 11 = no dimm in slot #0 > >> 12 0 = 1 dual only in slot #1 > >> 2 dual > >> 1 single + 1 dual > >> 1 = no dimm in slot #1 > >> 1 single > >> 2 single > >> 1 dual + 1 single > >> 13 0 = any in slot #1 > >> 1 = no dimm in slot #1 > >> 14 0 = 1 dual only in slot #0 > >> 2 dual > >> 1 dual + 1 single > >> 1 = no dimm in slot #0 > >> 1 single only in slot #0 > >> 2 single > >> 1 single + 1 dual > >> 15 0 = no dimm in slot #1 > >> 2 DIMMs > >> 1 = no dimm in slot #0 > >> > >> > >> */ > >> > >> > > Wow, cool, I'd never have been able to put that together ;) thanks! > > > Yes very cool :-) thanks :) > > I am going to have to test this out on the i830. > Elia do you need someone with svn access to apply your patch? sure, but as was suggested by Myles Watson, we'll wait for the HAVE_HIGH_TABLES fix before applying this patch. > > -- > Thanks, > Joseph Smith > Set-Top-Linux > www.settoplinux.org > > Elia.
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