Stefan Reinauer (stefan.reinauer@coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/4238
-gerrit
commit e1f790c2cc11c545cca579769afdb8c7787848de Author: Shawn Nematbakhsh shawnn@google.com Date: Thu Jun 13 19:47:47 2013 -0700
peppy: Add 2GB DRAM configuration.
Currently, all Peppy boards w/ '000' SPD GPIOs have 2GB DRAM. Disable the second DRAM channel based upon the GPIOs.
Need to change / confirm this for upcoming builds.
Change-Id: I7085ddecb80626cc0bed99ba7b174c6b80350696 Reviewed-on: https://gerrit.chromium.org/gerrit/58620 Commit-Queue: Shawn Nematbakhsh shawnn@chromium.org Reviewed-by: Shawn Nematbakhsh shawnn@chromium.org Tested-by: Shawn Nematbakhsh shawnn@chromium.org --- src/mainboard/google/peppy/romstage.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/src/mainboard/google/peppy/romstage.c b/src/mainboard/google/peppy/romstage.c index 46c4f0b..bb65f00 100644 --- a/src/mainboard/google/peppy/romstage.c +++ b/src/mainboard/google/peppy/romstage.c @@ -92,6 +92,12 @@ static void copy_spd(struct pei_data *peid) if (spd_file->len < sizeof(peid->spd_data[0])) die("Missing SPD data.");
+ /* Index 0 is 2GB config with CH0 only. This is suject to change. + * TODO(shawnn): Check the decoding before next build. + */ + if (spd_index == 0) + peid->dimm_channel1_disabled = 3; + memcpy(peid->spd_data[0], ((char*)CBFS_SUBHEADER(spd_file)) + spd_index * sizeof(peid->spd_data[0]),