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broadwell: Tweak GFXPAUSE settings based on revision

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Changes from 2.1.0 reference code release.

BUG=chrome-os-partner:28234
BRANCH=None
TEST=build and boot on samus

Original-Change-Id: I6110a9bdb2973f1a134d8105c37659bf43f61d34
Original-Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/210607
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
(cherry picked from commit ef660ddc6c17a003f06b8995e821c7642c49a56e)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>

Change-Id: Ibb41cd7369cfc7b9b86b61460650a56415b3d8fb
Reviewed-on: http://review.coreboot.org/8949
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
This commit is contained in:
Duncan Laurie
2014-07-31 10:46:57 -07:00
committed by Marc Jones
parent 7b24df4160
commit 84b9cf4756
3 changed files with 20 additions and 2 deletions
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5
src/soc/intel/broadwell/systemagent.c
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@ -36,6 +36,11 @@
#include <broadwell/ramstage.h>
#include <broadwell/systemagent.h>
u8 systemagent_revision(void)
{
return pci_read_config8(SA_DEV_ROOT, PCI_REVISION_ID);
}
static int get_pcie_bar(device_t dev, unsigned int index, u32 *base, u32 *len)
{
u32 pciexbar_reg;