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authorKyösti Mälkki <kyosti.malkki@gmail.com>2014-11-25 16:03:12 +0200
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-12-03 08:09:32 +0100
commit4ee82c69a2ecfe1afc9a357fc7ddbaa06c10d2b5 (patch)
tree5c0d8f8d12934e9b136a2b7993108d2b1271ede2 /src/northbridge
parent34ad72cd03923461d1a2cd80c798002e94f92069 (diff)
downloadcoreboot-4ee82c69a2ecfe1afc9a357fc7ddbaa06c10d2b5.tar.xz
AGESA fam16kb: Move clearing of NoSnoopEnable bit
Originally from commit 4ca72139 move this code now from cpu/ to northbridge/. Change-Id: I38517cff273dd8f78bf5eda1d48fd1cd820ced88 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/7603 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/northbridge')
-rw-r--r--src/northbridge/amd/agesa/family16kb/northbridge.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/northbridge/amd/agesa/family16kb/northbridge.c b/src/northbridge/amd/agesa/family16kb/northbridge.c
index 72967c129c..def29d1f87 100644
--- a/src/northbridge/amd/agesa/family16kb/northbridge.c
+++ b/src/northbridge/amd/agesa/family16kb/northbridge.c
@@ -653,9 +653,25 @@ static const struct pci_driver family10_northbridge __pci_driver = {
.device = PCI_DEVICE_ID_AMD_10H_NB_HT,
};
+static void fam16_finalize(void *chip_info)
+{
+ device_t dev;
+ u32 value;
+ dev = dev_find_slot(0, PCI_DEVFN(0, 0)); /* clear IoapicSbFeatureEn */
+ pci_write_config32(dev, 0xF8, 0);
+ pci_write_config32(dev, 0xFC, 5); /* TODO: move it to dsdt.asl */
+
+ /* disable No Snoop */
+ dev = dev_find_slot(0, PCI_DEVFN(1, 1));
+ value = pci_read_config32(dev, 0x60);
+ value &= ~(1 << 11);
+ pci_write_config32(dev, 0x60, value);
+}
+
struct chip_operations northbridge_amd_agesa_family16kb_ops = {
CHIP_NAME("AMD FAM16 Northbridge")
.enable_dev = 0,
+ .final = fam16_finalize,
};
static void domain_read_resources(device_t dev)