REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the ShellPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Ray Ni <ray.ni@intel.com>
		
			
				
	
	
		
			673 lines
		
	
	
		
			22 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			673 lines
		
	
	
		
			22 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  Main file for Mm shell Debug1 function.
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  (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
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  Copyright (c) 2005 - 2017, Intel Corporation. All rights reserved.<BR>
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  SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "UefiShellDebug1CommandsLib.h"
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#include <Library/ShellLib.h>
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#include <Library/IoLib.h>
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#include <Protocol/PciRootBridgeIo.h>
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#include <Protocol/DeviceIo.h>
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typedef enum {
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  ShellMmMemory,
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  ShellMmMemoryMappedIo,
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  ShellMmIo,
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  ShellMmPci,
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  ShellMmPciExpress
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} SHELL_MM_ACCESS_TYPE;
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CONST UINT16  mShellMmAccessTypeStr[] = {
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  STRING_TOKEN (STR_MM_MEM),
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  STRING_TOKEN (STR_MM_MMIO),
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  STRING_TOKEN (STR_MM_IO),
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  STRING_TOKEN (STR_MM_PCI),
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  STRING_TOKEN (STR_MM_PCIE)
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};
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STATIC CONST SHELL_PARAM_ITEM  ParamList[] = {
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  { L"-mmio", TypeFlag  },
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  { L"-mem",  TypeFlag  },
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  { L"-io",   TypeFlag  },
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  { L"-pci",  TypeFlag  },
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  { L"-pcie", TypeFlag  },
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  { L"-n",    TypeFlag  },
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  { L"-w",    TypeValue },
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  { NULL,     TypeMax   }
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};
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CONST UINT64                                 mShellMmMaxNumber[] = {
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  0, MAX_UINT8, MAX_UINT16, 0, MAX_UINT32, 0, 0, 0, MAX_UINT64
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};
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CONST EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  mShellMmRootBridgeIoWidth[] = {
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  0, EfiPciWidthUint8, EfiPciWidthUint16, 0, EfiPciWidthUint32, 0, 0, 0, EfiPciWidthUint64
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};
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CONST EFI_CPU_IO_PROTOCOL_WIDTH              mShellMmCpuIoWidth[] = {
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  0, EfiCpuIoWidthUint8, EfiCpuIoWidthUint16, 0, EfiCpuIoWidthUint32, 0, 0, 0, EfiCpuIoWidthUint64
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};
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/**
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  Extract the PCI segment, bus, device, function, register from
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  from a PCI or PCIE format of address..
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  @param[in]  PciFormat      Whether the address is of PCI format of PCIE format.
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  @param[in]  Address        PCI or PCIE address.
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  @param[out] Segment        PCI segment number.
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  @param[out] Bus            PCI bus number.
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  @param[out] Device         PCI device number.
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  @param[out] Function       PCI function number.
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  @param[out] Register       PCI register offset.
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**/
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VOID
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ShellMmDecodePciAddress (
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  IN BOOLEAN  PciFormat,
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  IN UINT64   Address,
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  OUT UINT32  *Segment,
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  OUT UINT8   *Bus,
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  OUT UINT8   *Device    OPTIONAL,
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  OUT UINT8   *Function  OPTIONAL,
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  OUT UINT32  *Register  OPTIONAL
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  )
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{
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  if (PciFormat) {
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    //
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    // PCI Configuration Space.The address will have the format ssssbbddffrr,
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    // where ssss = Segment, bb = Bus, dd = Device, ff = Function and rr = Register.
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    //
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    *Segment = (UINT32)(RShiftU64 (Address, 32) & 0xFFFF);
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    *Bus     = (UINT8)(((UINT32)Address) >> 24);
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    if (Device != NULL) {
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      *Device = (UINT8)(((UINT32)Address) >> 16);
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    }
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    if (Function != NULL) {
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      *Function = (UINT8)(((UINT32)Address) >> 8);
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    }
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    if (Register != NULL) {
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      *Register = (UINT8)Address;
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    }
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  } else {
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    //
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    // PCI Express Configuration Space.The address will have the format ssssssbbddffrrr,
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    // where ssss = Segment, bb = Bus, dd = Device, ff = Function and rrr = Register.
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    //
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    *Segment = (UINT32)(RShiftU64 (Address, 36) & 0xFFFF);
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    *Bus     = (UINT8)RShiftU64 (Address, 28);
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    if (Device != NULL) {
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      *Device = (UINT8)(((UINT32)Address) >> 20);
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    }
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    if (Function != NULL) {
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      *Function = (UINT8)(((UINT32)Address) >> 12);
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    }
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    if (Register != NULL) {
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      *Register = (UINT32)(Address & 0xFFF);
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    }
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  }
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}
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/**
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  Read or write some data from or into the Address.
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  @param[in]      AccessType      Access type.
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  @param[in]      PciRootBridgeIo PciRootBridgeIo instance.
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  @param[in]      CpuIo           CpuIo instance.
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  @param[in]      Read            TRUE for read, FALSE for write.
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  @param[in]      Addresss        The memory location to access.
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  @param[in]      Size            The size of Buffer in Width sized units.
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  @param[in, out] Buffer          The buffer to read into or write from.
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**/
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VOID
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ShellMmAccess (
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  IN     SHELL_MM_ACCESS_TYPE             AccessType,
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  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *PciRootBridgeIo,
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  IN     EFI_CPU_IO2_PROTOCOL             *CpuIo,
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  IN     BOOLEAN                          Read,
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  IN     UINT64                           Address,
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  IN     UINTN                            Size,
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  IN OUT VOID                             *Buffer
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  )
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{
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  EFI_STATUS                              Status;
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  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_IO_MEM  RootBridgeIoMem;
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  EFI_CPU_IO_PROTOCOL_IO_MEM              CpuIoMem;
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  UINT32                                  Segment;
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  UINT8                                   Bus;
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  UINT8                                   Device;
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  UINT8                                   Function;
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  UINT32                                  Register;
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  if (AccessType == ShellMmMemory) {
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    if (Read) {
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      CopyMem (Buffer, (VOID *)(UINTN)Address, Size);
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    } else {
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      CopyMem ((VOID *)(UINTN)Address, Buffer, Size);
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    }
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  } else {
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    RootBridgeIoMem = NULL;
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    CpuIoMem        = NULL;
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    switch (AccessType) {
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      case ShellMmPci:
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      case ShellMmPciExpress:
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        ASSERT (PciRootBridgeIo != NULL);
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        ShellMmDecodePciAddress ((BOOLEAN)(AccessType == ShellMmPci), Address, &Segment, &Bus, &Device, &Function, &Register);
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        if (Read) {
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          Status = PciRootBridgeIo->Pci.Read (
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                                          PciRootBridgeIo,
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                                          mShellMmRootBridgeIoWidth[Size],
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                                          EFI_PCI_ADDRESS (Bus, Device, Function, Register),
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                                          1,
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                                          Buffer
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                                          );
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        } else {
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          Status = PciRootBridgeIo->Pci.Write (
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                                          PciRootBridgeIo,
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                                          mShellMmRootBridgeIoWidth[Size],
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                                          EFI_PCI_ADDRESS (Bus, Device, Function, Register),
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                                          1,
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                                          Buffer
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                                          );
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        }
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        ASSERT_EFI_ERROR (Status);
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        return;
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      case ShellMmMemoryMappedIo:
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        if (PciRootBridgeIo != NULL) {
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          RootBridgeIoMem = Read ? PciRootBridgeIo->Mem.Read : PciRootBridgeIo->Mem.Write;
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        }
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        if (CpuIo != NULL) {
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          CpuIoMem = Read ? CpuIo->Mem.Read : CpuIo->Mem.Write;
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        }
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        break;
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      case ShellMmIo:
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        if (PciRootBridgeIo != NULL) {
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          RootBridgeIoMem = Read ? PciRootBridgeIo->Io.Read : PciRootBridgeIo->Io.Write;
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        }
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        if (CpuIo != NULL) {
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          CpuIoMem = Read ? CpuIo->Io.Read : CpuIo->Io.Write;
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        }
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        break;
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      default:
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        ASSERT (FALSE);
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        break;
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    }
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    Status = EFI_UNSUPPORTED;
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    if (RootBridgeIoMem != NULL) {
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      Status = RootBridgeIoMem (PciRootBridgeIo, mShellMmRootBridgeIoWidth[Size], Address, 1, Buffer);
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    }
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    if (EFI_ERROR (Status) && (CpuIoMem != NULL)) {
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      Status = CpuIoMem (CpuIo, mShellMmCpuIoWidth[Size], Address, 1, Buffer);
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    }
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    if (EFI_ERROR (Status)) {
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      if (AccessType == ShellMmIo) {
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        switch (Size) {
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          case 1:
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            if (Read) {
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              *(UINT8 *)Buffer = IoRead8 ((UINTN)Address);
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            } else {
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              IoWrite8 ((UINTN)Address, *(UINT8 *)Buffer);
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            }
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            break;
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          case 2:
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            if (Read) {
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              *(UINT16 *)Buffer = IoRead16 ((UINTN)Address);
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            } else {
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              IoWrite16 ((UINTN)Address, *(UINT16 *)Buffer);
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            }
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            break;
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          case 4:
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            if (Read) {
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              *(UINT32 *)Buffer = IoRead32 ((UINTN)Address);
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            } else {
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              IoWrite32 ((UINTN)Address, *(UINT32 *)Buffer);
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            }
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            break;
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          case 8:
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            if (Read) {
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              *(UINT64 *)Buffer = IoRead64 ((UINTN)Address);
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            } else {
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              IoWrite64 ((UINTN)Address, *(UINT64 *)Buffer);
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            }
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            break;
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          default:
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            ASSERT (FALSE);
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            break;
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        }
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      } else {
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        switch (Size) {
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          case 1:
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            if (Read) {
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              *(UINT8 *)Buffer = MmioRead8 ((UINTN)Address);
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            } else {
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              MmioWrite8 ((UINTN)Address, *(UINT8 *)Buffer);
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            }
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            break;
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          case 2:
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            if (Read) {
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              *(UINT16 *)Buffer = MmioRead16 ((UINTN)Address);
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            } else {
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              MmioWrite16 ((UINTN)Address, *(UINT16 *)Buffer);
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            }
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            break;
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          case 4:
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            if (Read) {
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              *(UINT32 *)Buffer = MmioRead32 ((UINTN)Address);
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            } else {
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              MmioWrite32 ((UINTN)Address, *(UINT32 *)Buffer);
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            }
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            break;
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          case 8:
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            if (Read) {
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              *(UINT64 *)Buffer = MmioRead64 ((UINTN)Address);
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            } else {
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              MmioWrite64 ((UINTN)Address, *(UINT64 *)Buffer);
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            }
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            break;
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          default:
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            ASSERT (FALSE);
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            break;
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        }
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      }
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    }
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  }
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}
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/**
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  Find the CpuIo instance and PciRootBridgeIo instance in the platform.
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  If there are multiple PciRootBridgeIo instances, the instance which manages
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  the Address is returned.
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  @param[in]  AccessType      Access type.
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  @param[in]  Address         Address to access.
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  @param[out] CpuIo           Return the CpuIo instance.
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  @param[out] PciRootBridgeIo Return the proper PciRootBridgeIo instance.
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  @retval TRUE  There are PciRootBridgeIo instances in the platform.
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  @retval FALSE There isn't PciRootBridgeIo instance in the platform.
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**/
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BOOLEAN
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ShellMmLocateIoProtocol (
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  IN SHELL_MM_ACCESS_TYPE              AccessType,
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  IN UINT64                            Address,
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  OUT EFI_CPU_IO2_PROTOCOL             **CpuIo,
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  OUT EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  **PciRootBridgeIo
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  )
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{
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  EFI_STATUS                         Status;
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  UINTN                              Index;
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  UINTN                              HandleCount;
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  EFI_HANDLE                         *HandleBuffer;
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  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL    *Io;
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  UINT32                             Segment;
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  UINT8                              Bus;
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  EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR  *Descriptors;
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  Status = gBS->LocateProtocol (&gEfiCpuIo2ProtocolGuid, NULL, (VOID **)CpuIo);
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  if (EFI_ERROR (Status)) {
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    *CpuIo = NULL;
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  }
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  *PciRootBridgeIo = NULL;
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  HandleBuffer     = NULL;
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  Status           = gBS->LocateHandleBuffer (
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                            ByProtocol,
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                            &gEfiPciRootBridgeIoProtocolGuid,
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                            NULL,
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                            &HandleCount,
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                            &HandleBuffer
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                            );
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  if (EFI_ERROR (Status) || (HandleCount == 0) || (HandleBuffer == NULL)) {
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    return FALSE;
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  }
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  Segment = 0;
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  Bus     = 0;
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  if ((AccessType == ShellMmPci) || (AccessType == ShellMmPciExpress)) {
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    ShellMmDecodePciAddress ((BOOLEAN)(AccessType == ShellMmPci), Address, &Segment, &Bus, NULL, NULL, NULL);
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  }
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  //
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  // Find the EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL of the specified segment & bus number
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  //
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  for (Index = 0; (Index < HandleCount) && (*PciRootBridgeIo == NULL); Index++) {
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    Status = gBS->HandleProtocol (
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                    HandleBuffer[Index],
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                    &gEfiPciRootBridgeIoProtocolGuid,
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						|
                    (VOID *)&Io
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						|
                    );
 | 
						|
    if (EFI_ERROR (Status)) {
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      continue;
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						|
    }
 | 
						|
 | 
						|
    if ((((AccessType == ShellMmPci) || (AccessType == ShellMmPciExpress)) && (Io->SegmentNumber == Segment)) ||
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        ((AccessType == ShellMmIo) || (AccessType == ShellMmMemoryMappedIo))
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						|
        )
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						|
    {
 | 
						|
      Status = Io->Configuration (Io, (VOID **)&Descriptors);
 | 
						|
      if (!EFI_ERROR (Status)) {
 | 
						|
        while (Descriptors->Desc != ACPI_END_TAG_DESCRIPTOR) {
 | 
						|
          //
 | 
						|
          // Compare the segment and bus range for PCI/PCIE access
 | 
						|
          //
 | 
						|
          if ((Descriptors->ResType == ACPI_ADDRESS_SPACE_TYPE_BUS) &&
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						|
              ((AccessType == ShellMmPci) || (AccessType == ShellMmPciExpress)) &&
 | 
						|
              ((Bus >= Descriptors->AddrRangeMin) && (Bus <= Descriptors->AddrRangeMax))
 | 
						|
              )
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						|
          {
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            *PciRootBridgeIo = Io;
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						|
            break;
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						|
 | 
						|
            //
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						|
            // Compare the address range for MMIO/IO access
 | 
						|
            //
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						|
          } else if ((((Descriptors->ResType == ACPI_ADDRESS_SPACE_TYPE_IO) && (AccessType == ShellMmIo)) ||
 | 
						|
                      ((Descriptors->ResType == ACPI_ADDRESS_SPACE_TYPE_MEM) && (AccessType == ShellMmMemoryMappedIo))
 | 
						|
                      ) && ((Address >= Descriptors->AddrRangeMin) && (Address <= Descriptors->AddrRangeMax))
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						|
                     )
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						|
          {
 | 
						|
            *PciRootBridgeIo = Io;
 | 
						|
            break;
 | 
						|
          }
 | 
						|
 | 
						|
          Descriptors++;
 | 
						|
        }
 | 
						|
      }
 | 
						|
    }
 | 
						|
  }
 | 
						|
 | 
						|
  if (HandleBuffer != NULL) {
 | 
						|
    FreePool (HandleBuffer);
 | 
						|
  }
 | 
						|
 | 
						|
  return TRUE;
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Function for 'mm' command.
 | 
						|
 | 
						|
  @param[in] ImageHandle  Handle to the Image (NULL if Internal).
 | 
						|
  @param[in] SystemTable  Pointer to the System Table (NULL if Internal).
 | 
						|
**/
 | 
						|
SHELL_STATUS
 | 
						|
EFIAPI
 | 
						|
ShellCommandRunMm (
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						|
  IN EFI_HANDLE        ImageHandle,
 | 
						|
  IN EFI_SYSTEM_TABLE  *SystemTable
 | 
						|
  )
 | 
						|
{
 | 
						|
  EFI_STATUS                       Status;
 | 
						|
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *PciRootBridgeIo;
 | 
						|
  EFI_CPU_IO2_PROTOCOL             *CpuIo;
 | 
						|
  UINT64                           Address;
 | 
						|
  UINT64                           Value;
 | 
						|
  SHELL_MM_ACCESS_TYPE             AccessType;
 | 
						|
  UINT64                           Buffer;
 | 
						|
  UINTN                            Index;
 | 
						|
  UINTN                            Size;
 | 
						|
  BOOLEAN                          Complete;
 | 
						|
  CHAR16                           *InputStr;
 | 
						|
  BOOLEAN                          Interactive;
 | 
						|
  LIST_ENTRY                       *Package;
 | 
						|
  CHAR16                           *ProblemParam;
 | 
						|
  SHELL_STATUS                     ShellStatus;
 | 
						|
  CONST CHAR16                     *Temp;
 | 
						|
  BOOLEAN                          HasPciRootBridgeIo;
 | 
						|
 | 
						|
  Value       = 0;
 | 
						|
  Address     = 0;
 | 
						|
  ShellStatus = SHELL_SUCCESS;
 | 
						|
  InputStr    = NULL;
 | 
						|
  Size        = 1;
 | 
						|
  AccessType  = ShellMmMemory;
 | 
						|
 | 
						|
  //
 | 
						|
  // Parse arguments
 | 
						|
  //
 | 
						|
  Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
 | 
						|
  if (EFI_ERROR (Status)) {
 | 
						|
    if ((Status == EFI_VOLUME_CORRUPTED) && (ProblemParam != NULL)) {
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellDebug1HiiHandle, L"mm", ProblemParam);
 | 
						|
      FreePool (ProblemParam);
 | 
						|
      ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
      goto Done;
 | 
						|
    } else {
 | 
						|
      ASSERT (FALSE);
 | 
						|
    }
 | 
						|
  } else {
 | 
						|
    if (ShellCommandLineGetCount (Package) < 2) {
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellDebug1HiiHandle, L"mm");
 | 
						|
      ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
      goto Done;
 | 
						|
    } else if (ShellCommandLineGetCount (Package) > 3) {
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"mm");
 | 
						|
      ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
      goto Done;
 | 
						|
    } else if (ShellCommandLineGetFlag (Package, L"-w") && (ShellCommandLineGetValue (Package, L"-w") == NULL)) {
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_NO_VALUE), gShellDebug1HiiHandle, L"mm", L"-w");
 | 
						|
      ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
      goto Done;
 | 
						|
    } else {
 | 
						|
      if (ShellCommandLineGetFlag (Package, L"-mmio")) {
 | 
						|
        AccessType = ShellMmMemoryMappedIo;
 | 
						|
        if (  ShellCommandLineGetFlag (Package, L"-mem")
 | 
						|
           || ShellCommandLineGetFlag (Package, L"-io")
 | 
						|
           || ShellCommandLineGetFlag (Package, L"-pci")
 | 
						|
           || ShellCommandLineGetFlag (Package, L"-pcie")
 | 
						|
              )
 | 
						|
        {
 | 
						|
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"mm");
 | 
						|
          ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
          goto Done;
 | 
						|
        }
 | 
						|
      } else if (ShellCommandLineGetFlag (Package, L"-mem")) {
 | 
						|
        AccessType = ShellMmMemory;
 | 
						|
        if (  ShellCommandLineGetFlag (Package, L"-io")
 | 
						|
           || ShellCommandLineGetFlag (Package, L"-pci")
 | 
						|
           || ShellCommandLineGetFlag (Package, L"-pcie")
 | 
						|
              )
 | 
						|
        {
 | 
						|
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"mm");
 | 
						|
          ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
          goto Done;
 | 
						|
        }
 | 
						|
      } else if (ShellCommandLineGetFlag (Package, L"-io")) {
 | 
						|
        AccessType = ShellMmIo;
 | 
						|
        if (  ShellCommandLineGetFlag (Package, L"-pci")
 | 
						|
           || ShellCommandLineGetFlag (Package, L"-pcie")
 | 
						|
              )
 | 
						|
        {
 | 
						|
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"mm");
 | 
						|
          ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
          goto Done;
 | 
						|
        }
 | 
						|
      } else if (ShellCommandLineGetFlag (Package, L"-pci")) {
 | 
						|
        AccessType = ShellMmPci;
 | 
						|
        if (ShellCommandLineGetFlag (Package, L"-pcie")
 | 
						|
            )
 | 
						|
        {
 | 
						|
          ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellDebug1HiiHandle, L"mm");
 | 
						|
          ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
          goto Done;
 | 
						|
        }
 | 
						|
      } else if (ShellCommandLineGetFlag (Package, L"-pcie")) {
 | 
						|
        AccessType = ShellMmPciExpress;
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
    //
 | 
						|
    // Non interactive for a script file or for the specific parameter
 | 
						|
    //
 | 
						|
    Interactive = TRUE;
 | 
						|
    if (gEfiShellProtocol->BatchIsActive () || ShellCommandLineGetFlag (Package, L"-n")) {
 | 
						|
      Interactive = FALSE;
 | 
						|
    }
 | 
						|
 | 
						|
    Temp = ShellCommandLineGetValue (Package, L"-w");
 | 
						|
    if (Temp != NULL) {
 | 
						|
      Size = ShellStrToUintn (Temp);
 | 
						|
    }
 | 
						|
 | 
						|
    if ((Size != 1) && (Size != 2) && (Size != 4) && (Size != 8)) {
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM_VAL), gShellDebug1HiiHandle, L"mm", Temp, L"-w");
 | 
						|
      ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
      goto Done;
 | 
						|
    }
 | 
						|
 | 
						|
    Temp   = ShellCommandLineGetRawValue (Package, 1);
 | 
						|
    Status = ShellConvertStringToUint64 (Temp, &Address, TRUE, FALSE);
 | 
						|
    if (EFI_ERROR (Status)) {
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"mm", Temp);
 | 
						|
      ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
      goto Done;
 | 
						|
    }
 | 
						|
 | 
						|
    if ((Address & (Size - 1)) != 0) {
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_MM_NOT_ALIGNED), gShellDebug1HiiHandle, L"mm", Address);
 | 
						|
      ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
      goto Done;
 | 
						|
    }
 | 
						|
 | 
						|
    //
 | 
						|
    // locate IO protocol interface
 | 
						|
    //
 | 
						|
    HasPciRootBridgeIo = ShellMmLocateIoProtocol (AccessType, Address, &CpuIo, &PciRootBridgeIo);
 | 
						|
    if ((AccessType == ShellMmPci) || (AccessType == ShellMmPciExpress)) {
 | 
						|
      if (!HasPciRootBridgeIo) {
 | 
						|
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PCIRBIO_NF), gShellDebug1HiiHandle, L"mm");
 | 
						|
        ShellStatus = SHELL_NOT_FOUND;
 | 
						|
        goto Done;
 | 
						|
      }
 | 
						|
 | 
						|
      if (PciRootBridgeIo == NULL) {
 | 
						|
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_MM_PCIE_ADDRESS_RANGE), gShellDebug1HiiHandle, L"mm", Address);
 | 
						|
        ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
        goto Done;
 | 
						|
      }
 | 
						|
    }
 | 
						|
 | 
						|
    //
 | 
						|
    // Mode 1: Directly set a value
 | 
						|
    //
 | 
						|
    Temp = ShellCommandLineGetRawValue (Package, 2);
 | 
						|
    if (Temp != NULL) {
 | 
						|
      Status = ShellConvertStringToUint64 (Temp, &Value, TRUE, FALSE);
 | 
						|
      if (EFI_ERROR (Status)) {
 | 
						|
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"mm", Temp);
 | 
						|
        ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
        goto Done;
 | 
						|
      }
 | 
						|
 | 
						|
      if (Value > mShellMmMaxNumber[Size]) {
 | 
						|
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellDebug1HiiHandle, L"mm", Temp);
 | 
						|
        ShellStatus = SHELL_INVALID_PARAMETER;
 | 
						|
        goto Done;
 | 
						|
      }
 | 
						|
 | 
						|
      ShellMmAccess (AccessType, PciRootBridgeIo, CpuIo, FALSE, Address, Size, &Value);
 | 
						|
      goto Done;
 | 
						|
    }
 | 
						|
 | 
						|
    //
 | 
						|
    // Mode 2: Directly show a value
 | 
						|
    //
 | 
						|
    if (!Interactive) {
 | 
						|
      if (!gEfiShellProtocol->BatchIsActive ()) {
 | 
						|
        ShellPrintHiiEx (-1, -1, NULL, mShellMmAccessTypeStr[AccessType], gShellDebug1HiiHandle);
 | 
						|
      }
 | 
						|
 | 
						|
      ShellMmAccess (AccessType, PciRootBridgeIo, CpuIo, TRUE, Address, Size, &Buffer);
 | 
						|
 | 
						|
      if (!gEfiShellProtocol->BatchIsActive ()) {
 | 
						|
        ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_MM_ADDRESS), gShellDebug1HiiHandle, Address);
 | 
						|
      }
 | 
						|
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_MM_BUF), gShellDebug1HiiHandle, Size * 2, Buffer & mShellMmMaxNumber[Size]);
 | 
						|
      ShellPrintEx (-1, -1, L"\r\n");
 | 
						|
      goto Done;
 | 
						|
    }
 | 
						|
 | 
						|
    //
 | 
						|
    // Mode 3: Show or set values in interactive mode
 | 
						|
    //
 | 
						|
    Complete = FALSE;
 | 
						|
    do {
 | 
						|
      ShellMmAccess (AccessType, PciRootBridgeIo, CpuIo, TRUE, Address, Size, &Buffer);
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, mShellMmAccessTypeStr[AccessType], gShellDebug1HiiHandle);
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_MM_ADDRESS), gShellDebug1HiiHandle, Address);
 | 
						|
      ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_MM_BUF), gShellDebug1HiiHandle, Size * 2, Buffer & mShellMmMaxNumber[Size]);
 | 
						|
      ShellPrintEx (-1, -1, L" > ");
 | 
						|
      //
 | 
						|
      // wait user input to modify
 | 
						|
      //
 | 
						|
      if (InputStr != NULL) {
 | 
						|
        FreePool (InputStr);
 | 
						|
        InputStr = NULL;
 | 
						|
      }
 | 
						|
 | 
						|
      ShellPromptForResponse (ShellPromptResponseTypeFreeform, NULL, (VOID **)&InputStr);
 | 
						|
 | 
						|
      if (InputStr != NULL) {
 | 
						|
        //
 | 
						|
        // skip space characters
 | 
						|
        //
 | 
						|
        for (Index = 0; InputStr[Index] == ' '; Index++) {
 | 
						|
        }
 | 
						|
 | 
						|
        if (InputStr[Index] != CHAR_NULL) {
 | 
						|
          if ((InputStr[Index] == '.') || (InputStr[Index] == 'q') || (InputStr[Index] == 'Q')) {
 | 
						|
            Complete = TRUE;
 | 
						|
          } else if (!EFI_ERROR (ShellConvertStringToUint64 (InputStr + Index, &Buffer, TRUE, TRUE)) &&
 | 
						|
                     (Buffer <= mShellMmMaxNumber[Size])
 | 
						|
                     )
 | 
						|
          {
 | 
						|
            ShellMmAccess (AccessType, PciRootBridgeIo, CpuIo, FALSE, Address, Size, &Buffer);
 | 
						|
          } else {
 | 
						|
            ShellPrintHiiEx (-1, -1, NULL, STRING_TOKEN (STR_MM_ERROR), gShellDebug1HiiHandle, L"mm");
 | 
						|
            continue;
 | 
						|
          }
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      Address += Size;
 | 
						|
      ShellPrintEx (-1, -1, L"\r\n");
 | 
						|
    } while (!Complete);
 | 
						|
  }
 | 
						|
 | 
						|
  ASSERT (ShellStatus == SHELL_SUCCESS);
 | 
						|
 | 
						|
Done:
 | 
						|
  if (InputStr != NULL) {
 | 
						|
    FreePool (InputStr);
 | 
						|
  }
 | 
						|
 | 
						|
  if (Package != NULL) {
 | 
						|
    ShellCommandLineFreeVarList (Package);
 | 
						|
  }
 | 
						|
 | 
						|
  return ShellStatus;
 | 
						|
}
 |