Hi Leif,
This change looks good to me.
Reviewed-by: Sami Mujawar <sami.muja...@arm.com>
Regards,
Sami Mujawar
On 25/10/2022 12:41 pm, Leif Lindholm wrote:
On Tue, Oct 11, 2022 at 14:59:52 -0600, Rebecca Cran wrote:
Copy code from PrePi to PrePeiCore that prints the firmware version
and build date early in the boot process.
I'm good with this, but I'd prefer to break the printout into a helper
function in order to reduce clutter in CEntryPoint.
i.e. fold in
---
diff --git a/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
b/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
index 674f4f7df498..225e22f75c23 100644
--- a/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
+++ b/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
@@ -54,15 +54,32 @@ CreatePpiList (
*PpiListSize = sizeof (gCommonPpiTable) + PlatformPpiListSize;
}
+STATIC
+VOID
+PrintFirmwareVersion (
+ VOID
+ )
+{
+ CHAR8 Buffer[100];
+ UINTN CharCount;
+
+ CharCount = AsciiSPrint (
+ Buffer,
+ sizeof (Buffer),
+ "UEFI firmware (version %s built at %a on %a)\n\r",
+ (CHAR16 *)PcdGetPtr (PcdFirmwareVersionString),
+ __TIME__,
+ __DATE__
+ );
+ SerialPortWrite ((UINT8 *)Buffer, CharCount);
+}
+
VOID
CEntryPoint (
IN UINTN MpId,
IN EFI_PEI_CORE_ENTRY_POINT PeiCoreEntryPoint
)
{
- CHAR8 Buffer[100];
- UINTN CharCount;
-
if (!ArmMmuEnabled ()) {
// Data Cache enabled on Primary core when MMU is enabled.
ArmDisableDataCache ();
@@ -100,15 +117,8 @@ CEntryPoint (
// Invoke "ProcessLibraryConstructorList" to have all library constructors
// called.
ProcessLibraryConstructorList ();
- CharCount = AsciiSPrint (
- Buffer,
- sizeof (Buffer),
- "UEFI firmware (version %s built at %a on %a)\n\r",
- (CHAR16 *)PcdGetPtr (PcdFirmwareVersionString),
- __TIME__,
- __DATE__
- );
- SerialPortWrite ((UINT8 *)Buffer, CharCount);
+
+ PrintFirmwareVersion();
// Initialize the Debug Agent for Source Level Debugging
InitializeDebugAgent (DEBUG_AGENT_INIT_POSTMEM_SEC, NULL,
NULL);
---
If you're happy with that, I can apply and push.
/
Leif
Signed-off-by: Rebecca Cran <rebe...@quicinc.com>
Reviewed-by: Sami Mujawar <sami.muja...@arm.com>
Tested-by: Oliver Steffen <ostef...@redhat.com>
---
ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf | 3 +++
ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf | 3 +++
ArmPlatformPkg/PrePeiCore/PrePeiCore.c | 14 ++++++++++++++
3 files changed, 20 insertions(+)
diff --git a/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf
b/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf
index a5b4722459d1..4a3112b58dcb 100644
--- a/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf
+++ b/ArmPlatformPkg/PrePeiCore/PrePeiCoreMPCore.inf
@@ -54,6 +54,9 @@ [Ppis]
gEfiTemporaryRamSupportPpiGuid
gArmMpCoreInfoPpiGuid
+[Pcd]
+ gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareVersionString
+
[FeaturePcd]
gArmPlatformTokenSpaceGuid.PcdSendSgiToBringUpSecondaryCores
diff --git a/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf
b/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf
index 466a2b01c384..ab5bf1dac2d8 100644
--- a/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf
+++ b/ArmPlatformPkg/PrePeiCore/PrePeiCoreUniCore.inf
@@ -52,6 +52,9 @@ [LibraryClasses]
[Ppis]
gEfiTemporaryRamSupportPpiGuid
+[Pcd]
+ gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareVersionString
+
[FeaturePcd]
gArmPlatformTokenSpaceGuid.PcdSendSgiToBringUpSecondaryCores
diff --git a/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
b/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
index 9c4b25df953d..1d4f6969b660 100644
--- a/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
+++ b/ArmPlatformPkg/PrePeiCore/PrePeiCore.c
@@ -11,6 +11,8 @@
#include <Library/CacheMaintenanceLib.h>
#include <Library/DebugAgentLib.h>
#include <Library/ArmLib.h>
+#include <Library/PrintLib.h>
+#include <Library/SerialPortLib.h>
#include "PrePeiCore.h"
@@ -58,6 +60,9 @@ CEntryPoint (
IN EFI_PEI_CORE_ENTRY_POINT PeiCoreEntryPoint
)
{
+ CHAR8 Buffer[100];
+ UINTN CharCount;
+
// Data Cache enabled on Primary core when MMU is enabled.
ArmDisableDataCache ();
// Invalidate instruction cache
@@ -93,6 +98,15 @@ CEntryPoint (
// Invoke "ProcessLibraryConstructorList" to have all library constructors
// called.
ProcessLibraryConstructorList ();
+ CharCount = AsciiSPrint (
+ Buffer,
+ sizeof (Buffer),
+ "UEFI firmware (version %s built at %a on %a)\n\r",
+ (CHAR16 *)PcdGetPtr (PcdFirmwareVersionString),
+ __TIME__,
+ __DATE__
+ );
+ SerialPortWrite ((UINT8 *)Buffer, CharCount);
// Initialize the Debug Agent for Source Level Debugging
InitializeDebugAgent (DEBUG_AGENT_INIT_POSTMEM_SEC, NULL, NULL);
--
2.30.2
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