From 442e3d1282adc8b6fa274e880578f8bb0bfd1464 Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Mon, 7 Sep 2015 03:39:15 -0500 Subject: [PATCH 137/143] northbridge/amd/amdfam10: Fix incorrect channel buffer count configuration Change-Id: If70825449f298aa66f7f8b76dbd7367455a6deb1 Signed-off-by: Timothy Pearson --- src/northbridge/amd/amdfam10/northbridge.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/src/northbridge/amd/amdfam10/northbridge.c b/src/northbridge/amd/amdfam10/northbridge.c index 433a21c..b4bbf23 100644 --- a/src/northbridge/amd/amdfam10/northbridge.c +++ b/src/northbridge/amd/amdfam10/northbridge.c @@ -188,17 +188,14 @@ static void ht_route_link(struct bus *link, scan_state mode) * not correctly configured */ busses = pci_read_config32(link->dev, link->cap + 0x14); - busses &= 0xff000000; + busses &= ~(0xff << 8); busses |= parent->secondary & 0xff; - if (mode == HT_ROUTE_CLOSE) { - busses |= 0xfeff << 8; - } else if (mode == HT_ROUTE_SCAN) { + if (mode == HT_ROUTE_CLOSE) + busses |= 0xff << 8; + else if (mode == HT_ROUTE_SCAN) busses |= ((u32) link->secondary & 0xff) << 8; - busses |= 0xfc << 16; - } else if (mode == HT_ROUTE_FINAL) { + else if (mode == HT_ROUTE_FINAL) busses |= ((u32) link->secondary & 0xff) << 8; - busses |= ((u32) link->subordinate & 0xff) << 16; - } pci_write_config32(link->dev, link->cap + 0x14, busses); if (mode == HT_ROUTE_FINAL) { -- 1.7.9.5