diff options
Diffstat (limited to 'Silicon/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInit.c')
| -rw-r--r-- | Silicon/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInit.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/Silicon/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInit.c b/Silicon/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInit.c new file mode 100644 index 0000000000..5fc0ead5c1 --- /dev/null +++ b/Silicon/Hisilicon/Hi1610/Drivers/PcieInit1610/PcieInit.c @@ -0,0 +1,165 @@ +/** @file
+*
+* Copyright (c) 2016, Hisilicon Limited. All rights reserved.
+* Copyright (c) 2016, Linaro Limited. All rights reserved.
+*
+* This program and the accompanying materials
+* are licensed and made available under the terms and conditions of the BSD License
+* which accompanies this distribution. The full text of the license may be found at
+* http://opensource.org/licenses/bsd-license.php
+*
+* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+*
+**/
+
+#include "PcieInit.h"
+#include <Library/UefiBootServicesTableLib.h>
+#include <Library/PcdLib.h>
+#include <Library/OemMiscLib.h>
+#include <Library/PlatformPciLib.h>
+
+
+extern VOID PcieRegWrite(UINT32 Port, UINTN Offset, UINT32 Value);
+extern EFI_STATUS PciePortReset(UINT32 HostBridgeNum, UINT32 Port);
+extern EFI_STATUS PciePortInit (UINT32 soctype, UINT32 HostBridgeNum, PCIE_DRIVER_CFG *PcieCfg);
+
+PCIE_DRIVER_CFG gastr_pcie_driver_cfg[PCIE_MAX_ROOTBRIDGE] =
+{
+ //Port 0
+ {
+ 0x0, //Portindex
+
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ }, //PortInfo
+
+ },
+
+ //Port 1
+ {
+ 0x1, //Portindex
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ },
+
+ },
+
+ //Port 2
+ {
+ 0x2, //Portindex
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ },
+
+ },
+
+ //Port 3
+ {
+ 0x3, //Portindex
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ },
+
+ },
+ //Port 4
+ {
+ 0x4, //Portindex
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ },
+
+ },
+ //Port 5
+ {
+ 0x5, //Portindex
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ },
+
+ },
+ //Port 6
+ {
+ 0x6, //Portindex
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ },
+
+ },
+ //Port 7
+ {
+ 0x7, //Portindex
+ {
+ PCIE_ROOT_COMPLEX, //PortType
+ PCIE_WITDH_X8, //PortWidth
+ PCIE_GEN3_0, //PortGen
+ },
+
+ },
+};
+
+EFI_STATUS
+PcieInitEntry (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+
+{
+ UINT32 Port;
+ EFI_STATUS Status = EFI_SUCCESS;
+ UINT32 HostBridgeNum = 0;
+ UINT32 soctype = 0;
+ UINT32 PcieRootBridgeMask;
+
+
+ if (!OemIsMpBoot())
+ {
+ PcieRootBridgeMask = PcdGet32(PcdPcieRootBridgeMask);
+ }
+ else
+ {
+ PcieRootBridgeMask = PcdGet32(PcdPcieRootBridgeMask2P);
+ }
+
+ soctype = PcdGet32(Pcdsoctype);
+ for (HostBridgeNum = 0; HostBridgeNum < PCIE_MAX_HOSTBRIDGE; HostBridgeNum++) {
+ for (Port = 0; Port < PCIE_MAX_ROOTBRIDGE; Port++) {
+ /*
+ Host Bridge may contain lots of root bridges.
+ Each Host bridge have PCIE_MAX_ROOTBRIDGE root bridges
+ PcieRootBridgeMask have PCIE_MAX_ROOTBRIDGE*HostBridgeNum bits,
+ and each bit stands for this PCIe Port is enable or not
+ */
+ if (!(((( PcieRootBridgeMask >> (PCIE_MAX_ROOTBRIDGE * HostBridgeNum))) >> Port) & 0x1)) {
+ continue;
+ }
+
+ Status = PciePortInit(soctype, HostBridgeNum, &gastr_pcie_driver_cfg[Port]);
+ if(EFI_ERROR(Status))
+ {
+ DEBUG((EFI_D_ERROR, "HostBridge %d, Pcie Port %d Init Failed! \n", HostBridgeNum, Port));
+ }
+
+ }
+ }
+
+
+ return EFI_SUCCESS;
+
+}
+
+
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