mirror of https://github.com/acidanthera/audk.git
IntelFsp2Pkg: BaseFspDebugLibSerialPort Support for X64
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>
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@ -16,7 +16,7 @@
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LIBRARY_CLASS = DebugLib
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#
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# VALID_ARCHITECTURES = IA32
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# VALID_ARCHITECTURES = IA32 X64
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#
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[Sources]
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@ -25,6 +25,9 @@
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[Sources.Ia32]
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Ia32/FspDebug.nasm
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[Sources.X64]
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X64/FspDebug.nasm
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[Packages]
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MdePkg/MdePkg.dec
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IntelFsp2Pkg/IntelFsp2Pkg.dec
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@ -33,7 +33,7 @@ VA_LIST mVaListNull;
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@return StackFramePointer stack frame pointer of function call.
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**/
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UINT32 *
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UINTN *
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EFIAPI
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GetStackFramePointer (
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VOID
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@ -193,13 +193,13 @@ DebugBPrint (
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**/
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VOID
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FillHex (
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UINT32 Value,
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UINTN Value,
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CHAR8 *Buffer
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)
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{
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INTN Idx;
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for (Idx = 7; Idx >= 0; Idx--) {
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for (Idx = (sizeof (UINTN) * 2) - 1; Idx >= 0; Idx--) {
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Buffer[Idx] = mHexTable[Value & 0x0F];
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Value >>= 4;
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}
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@ -228,26 +228,35 @@ DebugAssertInternal (
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)
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{
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CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
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UINT32 *Frame;
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UINTN *Frame;
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Frame = (UINT32 *)GetStackFramePointer ();
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Frame = (UINTN *)GetStackFramePointer ();
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//
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// Generate the ASSERT() message in Ascii format
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//
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AsciiStrnCpyS (
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Buffer,
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sizeof (Buffer) / sizeof (CHAR8),
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"-> EBP:0x00000000 EIP:0x00000000\n",
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sizeof (Buffer) / sizeof (CHAR8) - 1
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);
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if (sizeof (UINTN) == sizeof (UINT32)) {
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AsciiStrnCpyS (
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Buffer,
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sizeof (Buffer) / sizeof (CHAR8),
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"-> EBP:0x00000000 EIP:0x00000000\n",
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sizeof (Buffer) / sizeof (CHAR8) - 1
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);
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} else {
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AsciiStrnCpyS (
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Buffer,
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sizeof (Buffer) / sizeof (CHAR8),
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"-> RBP:0x0000000000000000 RIP:0x0000000000000000\n",
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sizeof (Buffer) / sizeof (CHAR8) - 1
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);
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}
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SerialPortWrite ((UINT8 *)"ASSERT DUMP:\n", 13);
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while (Frame != NULL) {
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FillHex ((UINT32)Frame, Buffer + 9);
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FillHex (Frame[1], Buffer + 9 + 8 + 8);
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FillHex ((UINTN)Frame, Buffer + 9);
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FillHex (Frame[1], Buffer + 9 + (sizeof (UINTN) * 2) + 8);
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SerialPortWrite ((UINT8 *)Buffer, AsciiStrLen (Buffer));
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if ((Frame[0] > (UINT32)Frame) && (Frame[0] < (UINT32)Frame + 0x00100000)) {
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Frame = (UINT32 *)Frame[0];
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if ((Frame[0] > (UINTN)Frame) && (Frame[0] < (UINTN)Frame + 0x00100000)) {
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Frame = (UINTN *)Frame[0];
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} else {
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Frame = NULL;
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}
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@ -0,0 +1,25 @@
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;------------------------------------------------------------------------------
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;
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; Copyright (c) 2022, Intel Corporation. All rights reserved.<BR>
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; SPDX-License-Identifier: BSD-2-Clause-Patent
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;
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; Abstract:
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;
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; FSP Debug functions
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;
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;------------------------------------------------------------------------------
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SECTION .text
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;------------------------------------------------------------------------------
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; UINT32 *
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; EFIAPI
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; GetStackFramePointer (
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; VOID
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; );
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;------------------------------------------------------------------------------
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global ASM_PFX(GetStackFramePointer)
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ASM_PFX(GetStackFramePointer):
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mov rax, rbp
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ret
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