diff options
| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2015-02-16 09:41:39 +0200 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-05-13 17:32:29 +0200 |
| commit | a53977e2322dcc511dc2acb1008498a80d0d5a0f (patch) | |
| tree | 1f8e8c407c5953026e63b87c15a4e33b3d4513f8 /src/vendorcode/amd | |
| parent | 4aef682819a1fe6bcc825c612360a3e15917a9b6 (diff) | |
AMD fam14: Blacklist Intel Centrino n6235 from PCIe ASPM
PCI device ID of this mini-PCI-e WLAN card is 8086:088e.
With this card inserted on pcengines/apu1 mini-PCI-e slot J17,
system halts late in ramstage, in agesawrapper AMD_INIT_MID.
Offending operation is enabling PCIe ASPM L0s and L1 for the card.
That is, writing PCIe capability block Link Control [1:0] = 11b
in the card's configuration space. AGESA already has a blacklist
for the purpose of masking such unstable ASPM implementations.
Change-Id: I9623699c4ee68e5cdc244b87faf92303b01c4823
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/8496
Tested-by: build bot (Jenkins)
Reviewed-by: WANG Siyuan <wangsiyuanbuaa@gmail.com>
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/vendorcode/amd')
| -rw-r--r-- | src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c index 0c22d2517e..8a10a27724 100644 --- a/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c +++ b/src/vendorcode/amd/agesa/f14/Proc/GNB/Modules/GnbPcieInitLibV1/PcieAspmBlackList.c @@ -95,7 +95,8 @@ UINT16 AspmBrDeviceTable[] = { 0x10DE, 0x0392, (UINT16) ~(AspmL1 | AspmL0s), 0x168C, 0xFFFF, (UINT16) ~(AspmL0s), 0x1B4B, 0x91A3, (UINT16) ~(AspmL0s), - 0x1B4B, 0x9123, (UINT16) ~(AspmL0s) + 0x1B4B, 0x9123, (UINT16) ~(AspmL0s), + 0x8086, 0x088e, (UINT16) ~(AspmL1 | AspmL0s), }; /*----------------------------------------------------------------------------------------*/ |