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IntelFsp2Pkg: BaseFspDebugLibSerialPort Support for X64

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REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3833
Add BaseFspDebugLibSerialPort Support for X64.

Cc: Chasel Chiu <chasel.chiu@intel.com>
Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Ashraf Ali S <ashraf.ali.s@intel.com>
Cc: Ted Kuo <ted.kuo@intel.com>
Signed-off-by: Ted Kuo <ted.kuo@intel.com>
Reviewed-by: Chasel Chiu <chasel.chiu@intel.com>
This commit is contained in:
Kuo, Ted 2022-03-14 10:32:42 +08:00 committed by mergify[bot]
parent 5b56c52b5c
commit 0531f61376
3 changed files with 53 additions and 16 deletions
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5
IntelFsp2Pkg/Library/BaseFspDebugLibSerialPort/BaseFspDebugLibSerialPort.inf
View File

@ -16,7 +16,7 @@
LIBRARY_CLASS = DebugLib LIBRARY_CLASS = DebugLib
# #
# VALID_ARCHITECTURES = IA32 # VALID_ARCHITECTURES = IA32 X64
# #
[Sources] [Sources]
@ -25,6 +25,9 @@
[Sources.Ia32] [Sources.Ia32]
Ia32/FspDebug.nasm Ia32/FspDebug.nasm
[Sources.X64]
X64/FspDebug.nasm
[Packages] [Packages]
MdePkg/MdePkg.dec MdePkg/MdePkg.dec
IntelFsp2Pkg/IntelFsp2Pkg.dec IntelFsp2Pkg/IntelFsp2Pkg.dec

27
IntelFsp2Pkg/Library/BaseFspDebugLibSerialPort/DebugLib.c
View File

@ -33,7 +33,7 @@ VA_LIST mVaListNull;
@return StackFramePointer stack frame pointer of function call. @return StackFramePointer stack frame pointer of function call.
**/ **/
UINT32 * UINTN *
EFIAPI EFIAPI
GetStackFramePointer ( GetStackFramePointer (
VOID VOID
@ -193,13 +193,13 @@ DebugBPrint (
**/ **/
VOID VOID
FillHex ( FillHex (
UINT32 Value, UINTN Value,
CHAR8 *Buffer CHAR8 *Buffer
) )
{ {
INTN Idx; INTN Idx;
for (Idx = 7; Idx >= 0; Idx--) { for (Idx = (sizeof (UINTN) * 2) - 1; Idx >= 0; Idx--) {
Buffer[Idx] = mHexTable[Value & 0x0F]; Buffer[Idx] = mHexTable[Value & 0x0F];
Value >>= 4; Value >>= 4;
} }
@ -228,26 +228,35 @@ DebugAssertInternal (
) )
{ {
CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH]; CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
UINT32 *Frame; UINTN *Frame;
Frame = (UINT32 *)GetStackFramePointer (); Frame = (UINTN *)GetStackFramePointer ();
// //
// Generate the ASSERT() message in Ascii format // Generate the ASSERT() message in Ascii format
// //
if (sizeof (UINTN) == sizeof (UINT32)) {
AsciiStrnCpyS ( AsciiStrnCpyS (
Buffer, Buffer,
sizeof (Buffer) / sizeof (CHAR8), sizeof (Buffer) / sizeof (CHAR8),
"-> EBP:0x00000000 EIP:0x00000000\n", "-> EBP:0x00000000 EIP:0x00000000\n",
sizeof (Buffer) / sizeof (CHAR8) - 1 sizeof (Buffer) / sizeof (CHAR8) - 1
); );
} else {
AsciiStrnCpyS (
Buffer,
sizeof (Buffer) / sizeof (CHAR8),
"-> RBP:0x0000000000000000 RIP:0x0000000000000000\n",
sizeof (Buffer) / sizeof (CHAR8) - 1
);
}
SerialPortWrite ((UINT8 *)"ASSERT DUMP:\n", 13); SerialPortWrite ((UINT8 *)"ASSERT DUMP:\n", 13);
while (Frame != NULL) { while (Frame != NULL) {
FillHex ((UINT32)Frame, Buffer + 9); FillHex ((UINTN)Frame, Buffer + 9);
FillHex (Frame[1], Buffer + 9 + 8 + 8); FillHex (Frame[1], Buffer + 9 + (sizeof (UINTN) * 2) + 8);
SerialPortWrite ((UINT8 *)Buffer, AsciiStrLen (Buffer)); SerialPortWrite ((UINT8 *)Buffer, AsciiStrLen (Buffer));
if ((Frame[0] > (UINT32)Frame) && (Frame[0] < (UINT32)Frame + 0x00100000)) { if ((Frame[0] > (UINTN)Frame) && (Frame[0] < (UINTN)Frame + 0x00100000)) {
Frame = (UINT32 *)Frame[0]; Frame = (UINTN *)Frame[0];
} else { } else {
Frame = NULL; Frame = NULL;
} }

25
IntelFsp2Pkg/Library/BaseFspDebugLibSerialPort/X64/FspDebug.nasm Normal file
View File

@ -0,0 +1,25 @@
;------------------------------------------------------------------------------
;
; Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
; SPDX-License-Identifier: BSD-2-Clause-Patent
;
; Abstract:
;
; FSP Debug functions
;
;------------------------------------------------------------------------------
SECTION .text
;------------------------------------------------------------------------------
; UINT32 *
; EFIAPI
; GetStackFramePointer (
; VOID
; );
;------------------------------------------------------------------------------
global ASM_PFX(GetStackFramePointer)
ASM_PFX(GetStackFramePointer):
mov rax, rbp
ret