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author | Tristan Corrick <tristan@corrick.kiwi> | 2018-12-21 23:47:03 +1300 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2018-12-24 08:16:06 +0000 |
commit | cbc561f64a5dc5ca4489703ba96b7ec91d840bf7 (patch) | |
tree | b0dc86c5d685e9f5cc12abd66f7d673b2db911db /Documentation/mainboard/asrock/h81m-hds.md | |
parent | a26b02466ec3b089346215906720b60d50382554 (diff) |
Documentation/nb/intel: Add Haswell documentation
At the moment, this just gives some details on the MRC.
Change-Id: I84e8ca2543b2e19b84a24f7d7032a4aedb6e9272
Signed-off-by: Tristan Corrick <tristan@corrick.kiwi>
Reviewed-on: https://review.coreboot.org/c/30356
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'Documentation/mainboard/asrock/h81m-hds.md')
-rw-r--r-- | Documentation/mainboard/asrock/h81m-hds.md | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/Documentation/mainboard/asrock/h81m-hds.md b/Documentation/mainboard/asrock/h81m-hds.md index 0338aa10bb..460af8feaf 100644 --- a/Documentation/mainboard/asrock/h81m-hds.md +++ b/Documentation/mainboard/asrock/h81m-hds.md @@ -4,24 +4,10 @@ This page describes how to run coreboot on the [ASRock H81M-HDS]. ## Required proprietary blobs -This board currently requires a proprietary blob in order to initialise -the RAM and a few other components. The blob largely consists of Intel's -Memory Reference Code (shortened to mrc), and is just under 200 KiB -in size. It is also known as a system agent binary. Unfortunately, -it is not currently possible to distribute this as part of coreboot. -However, the mrc can be obtained from a Haswell Chromebook firmware -image, and you might find one online. The mrc from a ChromeOS image can -be extracted with the following command. If extracting from a "standard" -coreboot image, omit `-r RO_SECTION`. - -```bash -cbfstool coreboot.rom extract -f mrc.bin -n mrc.bin -r RO_SECTION +```eval_rst +Please see :doc:`../../northbridge/intel/haswell/mrc.bin`. ``` -Now, place mrc.bin in the root of the coreboot directory. -Alternatively, place it anywhere you want, and set `MRC_FILE` to its -location when building coreboot. - ## Building coreboot A fully working image should be possible just by setting your MAC |