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ArmVirtualizationPkg: add GICv3 detection to VirtFdtDxe
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1#/** @file\r
2#\r
3# Copyright (c) 2014, Linaro Limited. All rights reserved.\r
4#\r
5# This program and the accompanying materials\r
6# are licensed and made available under the terms and conditions of the BSD License\r
7# which accompanies this distribution. The full text of the license may be found at\r
8# http://opensource.org/licenses/bsd-license.php\r
9#\r
10# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12#\r
13#**/\r
14\r
15[Defines]\r
16 DEC_SPECIFICATION = 0x00010005\r
17 PACKAGE_NAME = ArmVirtualizationPkg\r
18 PACKAGE_GUID = A0B31216-508E-4025-BEAB-56D836C66F0A\r
19 PACKAGE_VERSION = 0.1\r
20\r
21################################################################################\r
22#\r
23# Include Section - list of Include Paths that are provided by this package.\r
24# Comments are used for Keywords and Module Types.\r
25#\r
26# Supported Module Types:\r
27# BASE SEC PEI_CORE PEIM DXE_CORE DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SMM_DRIVER DXE_SAL_DRIVER UEFI_DRIVER UEFI_APPLICATION\r
28#\r
29################################################################################\r
30[Includes.common]\r
31 Include # Root include for the package\r
32\r
33[Guids.common]\r
34 gArmVirtualizationTokenSpaceGuid = { 0x0B6F5CA7, 0x4F53, 0x445A, { 0xB7, 0x6E, 0x2E, 0x36, 0x5B, 0x80, 0x63, 0x66 } }\r
de5f5e93 35 gEarlyPL011BaseAddressGuid = { 0xB199DEA9, 0xFD5C, 0x4A84, { 0x80, 0x82, 0x2F, 0x41, 0x70, 0x78, 0x03, 0x05 } }\r
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36\r
37[PcdsFixedAtBuild]\r
38 #\r
39 # This is the physical address where the device tree is expected to be stored\r
40 # upon first entry into UEFI. This needs to be a FixedAtBuild PCD, so that we\r
41 # can do a first pass over the device tree in the SEC phase to discover the\r
42 # UART base address.\r
43 #\r
44 gArmVirtualizationTokenSpaceGuid.PcdDeviceTreeInitialBaseAddress|0x0|UINT64|0x00000001\r
45\r
9180ab73 46[PcdsDynamic, PcdsFixedAtBuild]\r
ad6f3daf 47 gArmVirtualizationTokenSpaceGuid.PcdDeviceTreeBaseAddress|0x0|UINT64|0x00000002\r
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48\r
49 #\r
50 # ARM PSCI function invocations can be done either through hypervisor\r
51 # calls (HVC) or secure monitor calls (SMC).\r
52 # PcdArmPsciMethod == 1 : use HVC\r
53 # PcdArmPsciMethod == 2 : use SMC\r
54 #\r
55 gArmVirtualizationTokenSpaceGuid.PcdArmPsciMethod|0|UINT32|0x00000003\r
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56\r
57 gArmVirtualizationTokenSpaceGuid.PcdFwCfgSelectorAddress|0x0|UINT64|0x00000004\r
58 gArmVirtualizationTokenSpaceGuid.PcdFwCfgDataAddress|0x0|UINT64|0x00000005\r
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59\r
60[PcdsFeatureFlag]\r
61 #\r
62 # "Map PCI MMIO as Cached"\r
63 #\r
64 # Due to the way Stage1 and Stage2 mappings are combined on Aarch64, and\r
65 # because KVM -- for the time being -- does not try to interfere with the\r
66 # Stage1 mappings, we must not set EFI_MEMORY_UC for emulated PCI MMIO\r
67 # regions.\r
68 #\r
69 # EFI_MEMORY_UC is mapped to Device-nGnRnE, and that Stage1 attribute would\r
70 # direct guest writes to host DRAM immediately, bypassing the cache\r
71 # regardless of Stage2 attributes. However, QEMU's reads of the same range\r
72 # can easily be served from the (stale) CPU cache.\r
73 #\r
74 # Setting this PCD to TRUE will use EFI_MEMORY_WB for mapping PCI MMIO\r
75 # regions, which ensures that guest writes to such regions go through the CPU\r
76 # cache. Strictly speaking this is wrong, but it is needed as a temporary\r
77 # workaround for emulated PCI devices. Setting the PCD to FALSE results in\r
78 # the theoretically correct EFI_MEMORY_UC mapping, and should be the long\r
79 # term choice, especially with assigned devices.\r
80 #\r
81 # The default is to turn off the kludge; DSC's can selectively enable it.\r
82 #\r
83 gArmVirtualizationTokenSpaceGuid.PcdKludgeMapPciMmioAsCached|FALSE|BOOLEAN|0x00000006\r