diff options
Diffstat (limited to 'resources/libreboot/patch/kgpe-d16/0123-northbridge-amd-amdfam10-Work-around-sporadic-lockup.patch')
| -rw-r--r-- | resources/libreboot/patch/kgpe-d16/0123-northbridge-amd-amdfam10-Work-around-sporadic-lockup.patch | 40 |
1 files changed, 0 insertions, 40 deletions
diff --git a/resources/libreboot/patch/kgpe-d16/0123-northbridge-amd-amdfam10-Work-around-sporadic-lockup.patch b/resources/libreboot/patch/kgpe-d16/0123-northbridge-amd-amdfam10-Work-around-sporadic-lockup.patch deleted file mode 100644 index 44cde387..00000000 --- a/resources/libreboot/patch/kgpe-d16/0123-northbridge-amd-amdfam10-Work-around-sporadic-lockup.patch +++ /dev/null @@ -1,40 +0,0 @@ -From b398fb43bb4ebc4d8d8c77e07e14b747971c39b4 Mon Sep 17 00:00:00 2001 -From: Timothy Pearson <tpearson@raptorengineeringinc.com> -Date: Thu, 20 Aug 2015 15:53:25 -0500 -Subject: [PATCH 123/143] northbridge/amd/amdfam10: Work around sporadic - lockups when CC6 enabled - -Change-Id: If31140651f25f9c524a824b2da552ce3690eae18 -Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> ---- - src/northbridge/amd/amdfam10/northbridge.c | 14 ++++++++++++++ - 1 file changed, 14 insertions(+) - -diff --git a/src/northbridge/amd/amdfam10/northbridge.c b/src/northbridge/amd/amdfam10/northbridge.c -index 740fd79..433a21c 100644 ---- a/src/northbridge/amd/amdfam10/northbridge.c -+++ b/src/northbridge/amd/amdfam10/northbridge.c -@@ -814,6 +814,20 @@ static void amdfam10_domain_read_resources(device_t dev) - else - qword = 0x1000000; - -+ /* FIXME -+ * The BKDG appears to be incorrect as to the location of the CC6 save region -+ * lower boundary on non-interleaved systems, causing lockups on attempted write -+ * to the CC6 save region. -+ * -+ * For now, work around by allocating the maximum possible CC6 save region size. -+ * -+ * Determine if this is a BKDG error or a setup problem and remove this warning! -+ */ -+ qword = (0x1 << 27); -+ max_range_limit = (((uint64_t)(pci_read_config32(get_node_pci(max_node, 1), 0x124) & 0x1fffff)) << 27) - 1; -+ -+ printk(BIOS_INFO, "Reserving CC6 save segment base: %08llx size: %08llx\n", (max_range_limit + 1), qword); -+ - /* Reserve the CC6 save segment */ - reserved_ram_resource(dev, 8, (max_range_limit + 1) >> 10, qword >> 10); - } --- -1.7.9.5 - |