SourceLevelDebugPkg DebugUsb3: Support IOMMU

For PEI, allocate granted DMA buffer from IOMMU PPI.
For DXE, map DMA buffer by PciIo.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Hao Wu <hao.a.wu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
This commit is contained in:
Star Zeng
2018-01-31 15:17:05 +08:00
parent f4043414da
commit de8373fa07
6 changed files with 843 additions and 130 deletions

View File

@@ -1,7 +1,7 @@
## @file
# Debug Communication Library instance based on usb3 debug port.
#
# Copyright (c) 2014 - 2017, Intel Corporation. All rights reserved.<BR>
# Copyright (c) 2014 - 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
@@ -41,6 +41,7 @@
[Ppis]
gEfiPeiMemoryDiscoveredPpiGuid ## CONSUMES
gEdkiiIoMmuPpiGuid ## CONSUMES
[Pcd]
# The memory BAR of ehci host controller, in which usb debug feature is enabled.
@@ -57,7 +58,7 @@
# The value of data buffer size used for USB debug port handle.
# It should be equal to sizeof (USB3_DEBUG_PORT_HANDLE).
gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdDebugPortHandleBufferSize|239 ## SOMETIMES_CONSUMES
gEfiSourceLevelDebugPkgTokenSpaceGuid.PcdDebugPortHandleBufferSize|250 ## SOMETIMES_CONSUMES
[LibraryClasses]
BaseLib
@@ -67,6 +68,7 @@
TimerLib
BaseMemoryLib
PeiServicesLib
HobLib
[Depex.common.PEIM]
gEfiPeiMemoryDiscoveredPpiGuid