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/**@file
Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials are licensed and made available under
the terms and conditions of the BSD License that 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.
**/
#ifndef _TBT_SMI_HANDLER_H_
#define _TBT_SMI_HANDLER_H_
#include <Library/TbtCommonLib.h>
#include <Library/IoLib.h>
#include <IndustryStandard/Pci.h>
#ifdef PROGRESS_CODE
#undef PROGRESS_CODE
#endif
#define MAX_TBT_DEPTH 6
#define P2P_BRIDGE (((PCI_CLASS_BRIDGE) << 8) | (PCI_CLASS_BRIDGE_P2P))
#define BAR_ALIGN(v, a) ((((v) - 1) | (a)) + 1)
#define CMD_BUS_MASTER BIT2
#define CMD_BM_IO (CMD_BUS_MASTER | BIT0)
#define CMD_BM_MEM (CMD_BUS_MASTER | BIT1)
#define CMD_BM_MEM_IO (CMD_BUS_MASTER | BIT1 | BIT0)
#define DEF_CACHE_LINE_SIZE 0x20
#define DEF_RES_IO_PER_DEV 4
#define DEF_RES_MEM_PER_DEV 32
#define DEF_RES_PMEM_PER_DEV 32
#define DOCK_BUSSES 8
#define DISBL_IO_REG1C 0x01F1
#define DISBL_MEM32_REG20 0x0000FFF0
#define DISBL_PMEM_REG24 0x0001FFF1
#define count(x) (sizeof (x) / sizeof ((x)[0]))
#define PCIE_CAP_ID_SSID_SSVID 0x0D
#define INVALID_PCI_DEVICE 0xFFFFFFFF
#define PCI_TBT_VESC_REG2 0x510
typedef struct _PortInfo {
UINT8 IoBase;
UINT8 IoLimit;
UINT16 MemBase;
UINT16 MemLimit;
UINT64 PMemBase64;
UINT64 PMemLimit64;
UINT8 BusNumLimit;
UINT8 ConfedEP;
} PORT_INFO;
typedef struct _MEM_REGS {
UINT32 Base;
UINT32 Limit;
} MEM_REGS;
typedef struct _PMEM_REGS {
UINT64 Base64;
UINT64 Limit64;
} PMEM_REGS;
typedef struct _IO_REGS {
UINT16 Base;
UINT16 Limit;
} IO_REGS;
typedef struct _BRDG_RES_CONFIG {
UINT8 Cmd;
UINT8 Cls;
UINT8 IoBase;
UINT8 IoLimit;
UINT16 MemBase;
UINT16 MemLimit;
UINT64 PMemBase64;
UINT64 PMemLimit64;
} BRDG_RES_CONFIG;
typedef struct _BRDG_CONFIG {
DEV_ID DevId;
UINT8 PBus;
UINT8 SBus;
UINT8 SubBus;
BOOLEAN IsDSBridge;
BRDG_RES_CONFIG Res;
} BRDG_CONFIG;
enum {
HR_US_PORT,
HR_DS_PORT0,
HR_DS_PORT3,
HR_DS_PORT4,
HR_DS_PORT5,
HR_DS_PORT6,
MAX_CFG_PORTS
};
enum {
HR_DS_PORT1 = HR_DS_PORT3
};
//
// Alpine Ridge
//
enum {
AR_DS_PORT1 = HR_DS_PORT3,
AR_DS_PORT2,
AR_DS_PORT3,
AR_DS_PORT4
};
typedef struct _HR_CONFIG {
UINT16 DeviceId;
UINT8 HRBus;
UINT8 MinDSNumber;
UINT8 MaxDSNumber;
UINT8 BridgeLoops;
} HR_CONFIG;
STATIC const BRDG_RES_CONFIG NOT_IN_USE_BRIDGE = {
CMD_BUS_MASTER,
0,
DISBL_IO_REG1C & 0xFF,
DISBL_IO_REG1C >> 8,
DISBL_MEM32_REG20 & 0xFFFF,
DISBL_MEM32_REG20 >> 16,
DISBL_PMEM_REG24 & 0xFFFF,
DISBL_PMEM_REG24 >> 16
};
typedef union _BRDG_CIO_MAP_REG {
UINT32 AB_REG;
struct {
UINT32 NumOfDSPorts : 5;
UINT32 CioPortMap : 27;
} Bits;
} BRDG_CIO_MAP_REG;
//
// Functions
//
VOID
ThunderboltCallback (
IN UINT8 Type
);
VOID
TbtDisablePCIDevicesAndBridges (
IN UINT8 Type
);
VOID
EndOfThunderboltCallback(
IN UINTN RpSegment,
IN UINTN RpBus,
IN UINTN RpDevice,
IN UINTN RpFunction
);
VOID
ConfigureTbtAspm(
IN UINT8 Type,
IN UINT16 Aspm
);
UINT8
PcieFindCapId (
IN UINT8 Segment,
IN UINT8 Bus,
IN UINT8 Device,
IN UINT8 Function,
IN UINT8 CapId
);
#endif
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