[coreboot-gerrit] New patch to review for coreboot: AMD bettong: Fix the PCIe lane map
Zheng Bao (zheng.bao@amd.com)
gerrit at coreboot.org
Thu Aug 27 04:24:13 CEST 2015
Zheng Bao (zheng.bao at amd.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/11375
-gerrit
commit 47a97e319d18f6b69ffed2a7aade49f5585cba2e
Author: zbao <fishbaozi at gmail.com>
Date: Sun Aug 16 22:45:59 2015 -0400
AMD bettong: Fix the PCIe lane map
Change-Id: Ieaed5cf76c6f0a6a121e6add731d5c1e1528dfc7
Signed-off-by: Zheng Bao <zheng.bao at amd.com>
Signed-off-by: Zheng Bao <fishbaozi at gmail.com>
---
src/mainboard/amd/bettong/PlatformGnbPcie.c | 27 +++++++++++++++++++--------
src/mainboard/amd/bettong/devicetree.cb | 2 ++
2 files changed, 21 insertions(+), 8 deletions(-)
diff --git a/src/mainboard/amd/bettong/PlatformGnbPcie.c b/src/mainboard/amd/bettong/PlatformGnbPcie.c
index af272dd..16ac427 100644
--- a/src/mainboard/amd/bettong/PlatformGnbPcie.c
+++ b/src/mainboard/amd/bettong/PlatformGnbPcie.c
@@ -22,7 +22,7 @@
#define FILECODE PROC_GNB_PCIE_FAMILY_0X15_F15PCIECOMPLEXCONFIG_FILECODE
static const PCIe_PORT_DESCRIPTOR PortList [] = {
- /* Initialize Port descriptor (PCIe port, Lanes 8-15, PCI Device Number 2, ...) */
+ /* Initialize Port descriptor (PCIe port, Lanes 8-15, PCI Device Number 3, ...) */
{
0,
PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 8, 15),
@@ -46,33 +46,44 @@ static const PCIe_PORT_DESCRIPTOR PortList [] = {
/* Initialize Port descriptor (PCIe port, Lanes 3, PCI Device Number 2, ...) */
{
0,
- PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 6, 6),
- PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 4,
+ PCIE_ENGINE_DATA_INITIALIZER (PcieUnusedEngine, 6, 6),
+ PCIE_PORT_DATA_INITIALIZER_V2 (PortDisabled, ChannelTypeExt6db, 2, 4,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x04, 0)
},
- /* Initialize Port descriptor (PCIe port, Lanes 4-7, PCI Device Number 4, ...) */
+ /* Initialize Port descriptor (PCIe port, Lanes 4-7, PCI Device Number 2, ...) */
{
0,
- PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 5, 5),
+ PCIE_ENGINE_DATA_INITIALIZER (PcieUnusedEngine, 5, 5),
PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 3,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x05, 0)
},
- /* Initialize Port descriptor (PCIe port, Lanes 4-7, PCI Device Number 4, ...) */
+ /* Initialize Port descriptor (PCIe port, Lanes 4-5, PCI Device Number 2, ...) */
{
- DESCRIPTOR_TERMINATE_LIST, // Descriptor flags !!!IMPORTANT!!! Terminate last element of array
- PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 4),
+ 0,
+ PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 5),
PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 2,
HotplugDisabled,
PcieGenMaxSupported,
PcieGenMaxSupported,
AspmDisabled, 0x06, 0)
},
+ /* Initialize Port descriptor (PCIe port, Lanes 0-3, PCI Device Number 2, ...) */
+ {
+ DESCRIPTOR_TERMINATE_LIST, // Descriptor flags !!!IMPORTANT!!! Terminate last element of array
+ PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 3),
+ PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 1,
+ HotplugDisabled,
+ PcieGenMaxSupported,
+ PcieGenMaxSupported,
+ AspmDisabled, 0x07, 0)
+ },
+
};
static const PCIe_DDI_DESCRIPTOR DdiList [] = {
diff --git a/src/mainboard/amd/bettong/devicetree.cb b/src/mainboard/amd/bettong/devicetree.cb
index 44ae75a..90b0324 100644
--- a/src/mainboard/amd/bettong/devicetree.cb
+++ b/src/mainboard/amd/bettong/devicetree.cb
@@ -37,6 +37,8 @@ chip northbridge/amd/pi/00660F01/root_complex
device pci 2.3 on end # Realtek NIC
device pci 2.4 on end # Edge Connector
device pci 2.5 on end # Edge Connector
+ device pci 3.0 on end # Edge Connector
+ device pci 3.1 on end # Edge Connector
end #chip northbridge/amd/pi/00660F01
chip southbridge/amd/pi/hudson # it is under NB/SB Link, but on the same pci bus
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