[coreboot-gerrit] Change in coreboot[master]: nb/i945: Don't hardcode 'integrated_graphics' to 1

[HAOUAS Elyes (Code Review)]

HAOUAS Elyes has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/40331 )

Change subject: nb/i945: Don't hardcode 'integrated_graphics' to 1
......................................................................

nb/i945: Don't hardcode 'integrated_graphics' to 1

Read GGC register to test if IGD VGA is disabled or not.

Change-Id: I864904ee726e008914170fa9c6f3a24a58242ae6
Signed-off-by: Elyes HAOUAS 
---
M src/northbridge/intel/i945/raminit.c
1 file changed, 1 insertion(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/31/40331/1

diff --git a/src/northbridge/intel/i945/raminit.c b/src/northbridge/intel/i945/raminit.c
index f26fac6..730b56a 100644
--- a/src/northbridge/intel/i945/raminit.c
+++ b/src/northbridge/intel/i945/raminit.c
@@ -2146,7 +2146,7 @@
    u8 reg8;
    u16 reg16;
    u32 reg32;
-	int integrated_graphics = 1;
+	int integrated_graphics = pci_read_config16(pcidev_on_root(0, 0), GGC) & 2;
    int i;

reg32 = MCHBAR32(C0DRT2);