Blame SOURCES/0017-ArmPlatformPkg-PrePeiCore-write-early-hello-message-.patch

0e3eb6
From 8be1d7253ba8a7d30bb54835ef1fc866aa62e216 Mon Sep 17 00:00:00 2001
7fdf80
From: Laszlo Ersek <lersek@redhat.com>
7fdf80
Date: Wed, 14 Oct 2015 13:59:20 +0200
7fdf80
Subject: ArmPlatformPkg: PrePeiCore: write early hello message to the serial
7fdf80
 port (RH)
7fdf80
b6c182
Notes about the RHEL-8.3/20200603-ca407c7246bf [edk2-stable202005] ->
b6c182
RHEL-8.5/20210520-e1999b264f1f [edk2-stable202105] rebase:
b6c182
b6c182
- no change
b6c182
1d2c45
Notes about the RHEL-8.2/20190904-37eef91017ad [edk2-stable201908] ->
1d2c45
RHEL-8.3/20200603-ca407c7246bf [edk2-stable202005] rebase:
1d2c45
1d2c45
- no change
1d2c45
1dc609
Notes about the RHEL-8.1/20190308-89910a39dcfd [edk2-stable201903] ->
1dc609
RHEL-8.2/20190904-37eef91017ad [edk2-stable201908] rebase:
1dc609
1dc609
- no change
1dc609
7fdf80
Notes about the RHEL-8.0/20180508-ee3198e672e2 ->
7fdf80
RHEL-8.1/20190308-89910a39dcfd rebase:
7fdf80
7fdf80
- no change
7fdf80
7fdf80
Notes about the RHEL-7.6/ovmf-20180508-2.gitee3198e672e2.el7 ->
7fdf80
RHEL-8.0/20180508-ee3198e672e2 rebase:
7fdf80
7fdf80
- reorder the rebase changelog in the commit message so that it reads like
7fdf80
  a blog: place more recent entries near the top
7fdf80
- no changes to the patch body
7fdf80
7fdf80
Notes about the 20171011-92d07e48907f -> 20180508-ee3198e672e2 rebase:
7fdf80
7fdf80
- adapt to upstream commit 7e2a8dfe8a9a ("ArmPlatformPkg/PrePeiCore: seed
7fdf80
  temporary stack before entering PEI core", 2017-11-09) -- conflict
7fdf80
  resolution in "ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf"
7fdf80
7fdf80
Notes about the 20170228-c325e41585e3 -> 20171011-92d07e48907f rebase:
7fdf80
7fdf80
- no changes
7fdf80
7fdf80
Notes about the 20160608b-988715a -> 20170228-c325e41585e3 rebase:
7fdf80
7fdf80
- no changes
7fdf80
7fdf80
The FixedPcdGetSize() macro expands to an integer constant, therefore an
7fdf80
optimizing compiler can eliminate the new code, if the platform DSC
7fdf80
doesn't override the empty string (size=1) default of
7fdf80
PcdEarlyHelloMessage.
7fdf80
7fdf80
RHBZ: https://bugzilla.redhat.com/show_bug.cgi?id=1270279
7fdf80
Downstream only:
7fdf80
<http://thread.gmane.org/gmane.comp.bios.edk2.devel/2996/focus=3433>.
7fdf80
7fdf80
Contributed-under: TianoCore Contribution Agreement 1.0
7fdf80
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
7fdf80
(cherry picked from commit b16c4c505ce0e27305235533eac9236aa66f132e)
7fdf80
(cherry picked from commit 742e5bf6d5ce5a1e73879d6e5c0dd00feda7a9ac)
7fdf80
(cherry picked from commit 93d69eb9393cf05af90676253875c59c1bec67fd)
7fdf80
(cherry picked from commit 638594083b191f84f5d9333eb6147a31570f5a5a)
7fdf80
(cherry picked from commit f4b7aae411d88b2b83f85d20ef06a4032a57e7de)
1dc609
(cherry picked from commit bb71490fdda3b38fa9f071d281b863f9b64363bf)
1d2c45
(cherry picked from commit 8d5a8827aabc67cb2a046697e1a750ca8d9cc453)
b6c182
(cherry picked from commit 49fe5596cd79c94d903c4d506c563d642ccd69aa)
7fdf80
---
7fdf80
 ArmPlatformPkg/PrePeiCore/MainMPCore.c          | 5 +++++
7fdf80
 ArmPlatformPkg/PrePeiCore/MainUniCore.c         | 5 +++++
7fdf80
 ArmPlatformPkg/PrePeiCore/PrePeiCore.h          | 1 +
7fdf80
 ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf  | 2 ++
7fdf80
 ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf | 2 ++
7fdf80
 5 files changed, 15 insertions(+)
7fdf80
7fdf80
diff --git a/ArmPlatformPkg/PrePeiCore/MainMPCore.c b/ArmPlatformPkg/PrePeiCore/MainMPCore.c
b6c182
index 859f1adf20..cf9e65bb7c 100644
7fdf80
--- a/ArmPlatformPkg/PrePeiCore/MainMPCore.c
7fdf80
+++ b/ArmPlatformPkg/PrePeiCore/MainMPCore.c
1dc609
@@ -111,6 +111,11 @@ PrimaryMain (
7fdf80
   UINTN                       TemporaryRamBase;
7fdf80
   UINTN                       TemporaryRamSize;
7fdf80
 
7fdf80
+  if (FixedPcdGetSize (PcdEarlyHelloMessage) > 1) {
7fdf80
+    SerialPortWrite (FixedPcdGetPtr (PcdEarlyHelloMessage),
7fdf80
+      FixedPcdGetSize (PcdEarlyHelloMessage) - 1);
7fdf80
+  }
7fdf80
+
7fdf80
   CreatePpiList (&PpiListSize, &PpiList);
7fdf80
 
7fdf80
   // Enable the GIC Distributor
7fdf80
diff --git a/ArmPlatformPkg/PrePeiCore/MainUniCore.c b/ArmPlatformPkg/PrePeiCore/MainUniCore.c
b6c182
index 220f9b5680..158cc34c77 100644
7fdf80
--- a/ArmPlatformPkg/PrePeiCore/MainUniCore.c
7fdf80
+++ b/ArmPlatformPkg/PrePeiCore/MainUniCore.c
1dc609
@@ -29,6 +29,11 @@ PrimaryMain (
7fdf80
   UINTN                       TemporaryRamBase;
7fdf80
   UINTN                       TemporaryRamSize;
7fdf80
 
7fdf80
+  if (FixedPcdGetSize (PcdEarlyHelloMessage) > 1) {
7fdf80
+    SerialPortWrite (FixedPcdGetPtr (PcdEarlyHelloMessage),
7fdf80
+      FixedPcdGetSize (PcdEarlyHelloMessage) - 1);
7fdf80
+  }
7fdf80
+
7fdf80
   CreatePpiList (&PpiListSize, &PpiList);
7fdf80
 
7fdf80
   // Adjust the Temporary Ram as the new Ppi List (Common + Platform Ppi Lists) is created at
7fdf80
diff --git a/ArmPlatformPkg/PrePeiCore/PrePeiCore.h b/ArmPlatformPkg/PrePeiCore/PrePeiCore.h
b6c182
index 7b155a8a61..e9e283f9ec 100644
7fdf80
--- a/ArmPlatformPkg/PrePeiCore/PrePeiCore.h
7fdf80
+++ b/ArmPlatformPkg/PrePeiCore/PrePeiCore.h
1dc609
@@ -15,6 +15,7 @@
7fdf80
 #include <Library/DebugLib.h>
7fdf80
 #include <Library/IoLib.h>
7fdf80
 #include <Library/PcdLib.h>
7fdf80
+#include <Library/SerialPortLib.h>
7fdf80
 
7fdf80
 #include <PiPei.h>
7fdf80
 #include <Ppi/TemporaryRamSupport.h>
7fdf80
diff --git a/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf b/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf
1d2c45
index fb01dd1a11..a6681c1032 100644
7fdf80
--- a/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf
7fdf80
+++ b/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf
1d2c45
@@ -69,6 +69,8 @@
7fdf80
   gArmPlatformTokenSpaceGuid.PcdCPUCorePrimaryStackSize
7fdf80
   gArmPlatformTokenSpaceGuid.PcdCPUCoreSecondaryStackSize
7fdf80
 
7fdf80
+  gArmPlatformTokenSpaceGuid.PcdEarlyHelloMessage
7fdf80
+
7fdf80
   gArmTokenSpaceGuid.PcdGicDistributorBase
7fdf80
   gArmTokenSpaceGuid.PcdGicInterruptInterfaceBase
7fdf80
   gArmTokenSpaceGuid.PcdGicSgiIntId
7fdf80
diff --git a/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf b/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf
1d2c45
index e9eb092d3a..c98dc82f0c 100644
7fdf80
--- a/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf
7fdf80
+++ b/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf
1d2c45
@@ -67,4 +67,6 @@
7fdf80
   gArmPlatformTokenSpaceGuid.PcdCPUCorePrimaryStackSize
7fdf80
   gArmPlatformTokenSpaceGuid.PcdCPUCoreSecondaryStackSize
7fdf80
 
7fdf80
+  gArmPlatformTokenSpaceGuid.PcdEarlyHelloMessage
7fdf80
+
7fdf80
   gEfiMdeModulePkgTokenSpaceGuid.PcdInitValueInTempStack
7fdf80
-- 
b6c182
2.27.0
7fdf80