From 0f9aa1c9cd49d6c3f8545ce50bbeb79feb7f615b Mon Sep 17 00:00:00 2001 From: Vladimir Serbinenko Date: Fri, 29 May 2015 16:52:50 +0200 Subject: model_2065x: Use common i945-ivy TSEG SMM init. Change-Id: I0302cbaeb45a55a4cfee94692eb7372f2b6b206d Signed-off-by: Vladimir Serbinenko Reviewed-on: http://review.coreboot.org/10468 Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc --- src/northbridge/intel/nehalem/northbridge.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'src/northbridge/intel/nehalem/northbridge.c') diff --git a/src/northbridge/intel/nehalem/northbridge.c b/src/northbridge/intel/nehalem/northbridge.c index 43bd846b92..a3c2eeaa11 100644 --- a/src/northbridge/intel/nehalem/northbridge.c +++ b/src/northbridge/intel/nehalem/northbridge.c @@ -37,6 +37,7 @@ #include #include "chip.h" #include "nehalem.h" +#include static int bridge_revision_id = -1; @@ -165,6 +166,18 @@ static void mc_read_resources(device_t dev) add_fixed_resources(dev, 10); } +void +northbridge_get_tseg_base_and_size(u32 *tsegmb, u32 *tseg_size) +{ + device_t dev; + u32 bgsm; + dev = dev_find_slot(0, PCI_DEVFN(0, 0)); + + *tsegmb = pci_read_config32(dev, TSEG) & ~1; + bgsm = pci_read_config32(dev, D0F0_GTT_BASE); + *tseg_size = bgsm - *tsegmb; +} + static void mc_set_resources(device_t dev) { /* And call the normal set_resources */ -- cgit v1.2.3