[PATCH 35/43] OvmfPkg/PciHostBridgeLibScan: clean up file names and file-top comments

["Laszlo Ersek" <lersek@redhat.com>]

Rename "XenSupport.c" to "ScanForRootBridges.c", after the main function
in it.

Update the file-top comments; refer to both Bhyve and Xen.

Cc: Anthony Perard <anthony.perard@citrix.com>
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Julien Grall <julien@xen.org>
Cc: Peter Grehan <grehan@freebsd.org>
Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
Cc: Rebecca Cran <rebecca@bsdio.com>
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2122
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
---
 OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLibScan.inf               | 4 ++--
 OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridge.h                        | 3 ++-
 OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLib.c                     | 2 +-
 OvmfPkg/Library/PciHostBridgeLibScan/{XenSupport.c => ScanForRootBridges.c} | 2 +-
 4 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLibScan.inf b/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLibScan.inf
index 199db4cbbd19..a2ac5f93d193 100644
--- a/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLibScan.inf
+++ b/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLibScan.inf
@@ -1,8 +1,8 @@
 ## @file
-#  OVMF's instance of the PCI Host Bridge Library.
+#  OVMF's instance of the PCI Host Bridge Library, for Bhyve and Xen guests.
 #
 #  Copyright (C) 2016-2021, Red Hat, Inc.
 #  Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>
 #
 #  SPDX-License-Identifier: BSD-2-Clause-Patent
 #
@@ -24,13 +24,13 @@ [Defines]
 #  VALID_ARCHITECTURES           = IA32 X64 EBC
 #
 
 [Sources]
   PciHostBridge.h
   PciHostBridgeLib.c
-  XenSupport.c
+  ScanForRootBridges.c
 
 [Packages]
   MdeModulePkg/MdeModulePkg.dec
   MdePkg/MdePkg.dec
   OvmfPkg/OvmfPkg.dec
 
diff --git a/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridge.h b/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridge.h
index 582b7929aff2..cb05220161d7 100644
--- a/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridge.h
+++ b/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridge.h
@@ -1,8 +1,9 @@
 /** @file
-  Header file of OVMF instance of PciHostBridgeLib.
+  OVMF's instance of the PCI Host Bridge Library, for Bhyve and Xen guests;
+  internal declarations.
 
   Copyright (C) 2021, Red Hat, Inc.
   Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
diff --git a/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLib.c b/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLib.c
index f0166e0f7279..ac8d1033df24 100644
--- a/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLib.c
+++ b/OvmfPkg/Library/PciHostBridgeLibScan/PciHostBridgeLib.c
@@ -1,8 +1,8 @@
 /** @file
-  OVMF's instance of the PCI Host Bridge Library.
+  OVMF's instance of the PCI Host Bridge Library, for Bhyve and Xen guests.
 
   Copyright (C) 2016-2021, Red Hat, Inc.
   Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
diff --git a/OvmfPkg/Library/PciHostBridgeLibScan/XenSupport.c b/OvmfPkg/Library/PciHostBridgeLibScan/ScanForRootBridges.c
similarity index 96%
rename from OvmfPkg/Library/PciHostBridgeLibScan/XenSupport.c
rename to OvmfPkg/Library/PciHostBridgeLibScan/ScanForRootBridges.c
index edf993e82dcc..a6126a1aea52 100644
--- a/OvmfPkg/Library/PciHostBridgeLibScan/XenSupport.c
+++ b/OvmfPkg/Library/PciHostBridgeLibScan/ScanForRootBridges.c
@@ -1,8 +1,8 @@
 /** @file
-  Scan the entire PCI bus for root bridges to support OVMF above Xen.
+  Scan the entire PCI bus for root bridges to support OVMF on Bhyve and Xen.
 
   Copyright (C) 2021, Red Hat, Inc.
   Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
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