/** @file\r
UEFI Debug Library that sends messages to the Console Output Device in the EFI System Table.\r
\r
- Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>\r
- This program and the accompanying materials \r
- are licensed and made available under the terms and conditions of the BSD License \r
- which accompanies this distribution. The full text of the license may be found at \r
- http://opensource.org/licenses/bsd-license.php. \r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+ Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include <Uefi.h>\r
\r
#include <Library/DebugLib.h>\r
-#include <Library/UefiBootServicesTableLib.h>\r
#include <Library/PrintLib.h>\r
#include <Library/PcdLib.h>\r
#include <Library/BaseLib.h>\r
#include <Library/DebugPrintErrorLevelLib.h>\r
\r
//\r
-// Define the maximum debug and assert message length that this library supports \r
+// Define the maximum debug and assert message length that this library supports\r
//\r
#define MAX_DEBUG_MESSAGE_LENGTH 0x100\r
\r
+//\r
+// VA_LIST can not initialize to NULL for all compiler, so we use this to\r
+// indicate a null VA_LIST\r
+//\r
+VA_LIST mVaListNull;\r
+\r
+extern BOOLEAN mPostEBS;\r
+extern EFI_SYSTEM_TABLE *mDebugST;\r
+\r
/**\r
Prints a debug message to the debug output device if the specified error level is enabled.\r
\r
- If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function \r
- GetDebugPrintErrorLevel (), then print the message specified by Format and the \r
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function\r
+ GetDebugPrintErrorLevel (), then print the message specified by Format and the\r
associated variable argument list to the debug output device.\r
\r
If Format is NULL, then ASSERT().\r
\r
@param ErrorLevel The error level of the debug message.\r
@param Format Format string for the debug message to print.\r
- @param ... A variable argument list whose contents are accessed \r
+ @param ... A variable argument list whose contents are accessed\r
based on the format string specified by Format.\r
\r
**/\r
...\r
)\r
{\r
- CHAR16 Buffer[MAX_DEBUG_MESSAGE_LENGTH];\r
VA_LIST Marker;\r
\r
- //\r
- // If Format is NULL, then ASSERT().\r
- //\r
- ASSERT (Format != NULL);\r
-\r
- //\r
- // Check driver debug mask value and global mask\r
- //\r
- if ((ErrorLevel & GetDebugPrintErrorLevel ()) == 0) {\r
- return;\r
- }\r
-\r
- //\r
- // Convert the DEBUG() message to a Unicode String\r
- //\r
VA_START (Marker, Format);\r
- UnicodeVSPrintAsciiFormat (Buffer, MAX_DEBUG_MESSAGE_LENGTH, Format, Marker);\r
+ DebugVPrint (ErrorLevel, Format, Marker);\r
VA_END (Marker);\r
+}\r
\r
\r
- //\r
- // Send the print string to the Console Output device\r
- //\r
- if ((gST != NULL) && (gST->ConOut != NULL)) {\r
- gST->ConOut->OutputString (gST->ConOut, Buffer);\r
+/**\r
+ Prints a debug message to the debug output device if the specified\r
+ error level is enabled base on Null-terminated format string and a\r
+ VA_LIST argument list or a BASE_LIST argument list.\r
+\r
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function\r
+ GetDebugPrintErrorLevel (), then print the message specified by Format and\r
+ the associated variable argument list to the debug output device.\r
+\r
+ If Format is NULL, then ASSERT().\r
+\r
+ @param ErrorLevel The error level of the debug message.\r
+ @param Format Format string for the debug message to print.\r
+ @param VaListMarker VA_LIST marker for the variable argument list.\r
+ @param BaseListMarker BASE_LIST marker for the variable argument list.\r
+\r
+**/\r
+VOID\r
+DebugPrintMarker (\r
+ IN UINTN ErrorLevel,\r
+ IN CONST CHAR8 *Format,\r
+ IN VA_LIST VaListMarker,\r
+ IN BASE_LIST BaseListMarker\r
+ )\r
+{\r
+ CHAR16 Buffer[MAX_DEBUG_MESSAGE_LENGTH];\r
+\r
+ if (!mPostEBS) {\r
+ //\r
+ // If Format is NULL, then ASSERT().\r
+ //\r
+ ASSERT (Format != NULL);\r
+\r
+ //\r
+ // Check driver debug mask value and global mask\r
+ //\r
+ if ((ErrorLevel & GetDebugPrintErrorLevel ()) == 0) {\r
+ return;\r
+ }\r
+\r
+ //\r
+ // Convert the DEBUG() message to a Unicode String\r
+ //\r
+ if (BaseListMarker == NULL) {\r
+ UnicodeVSPrintAsciiFormat (Buffer, MAX_DEBUG_MESSAGE_LENGTH, Format, VaListMarker);\r
+ } else {\r
+ UnicodeBSPrintAsciiFormat (Buffer, MAX_DEBUG_MESSAGE_LENGTH, Format, BaseListMarker);\r
+ }\r
+\r
+\r
+ //\r
+ // Send the print string to the Console Output device\r
+ //\r
+ if ((mDebugST != NULL) && (mDebugST->ConOut != NULL)) {\r
+ mDebugST->ConOut->OutputString (mDebugST->ConOut, Buffer);\r
+ }\r
}\r
}\r
\r
\r
/**\r
- Prints an assert message containing a filename, line number, and description. \r
+ Prints a debug message to the debug output device if the specified\r
+ error level is enabled.\r
+\r
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function\r
+ GetDebugPrintErrorLevel (), then print the message specified by Format and\r
+ the associated variable argument list to the debug output device.\r
+\r
+ If Format is NULL, then ASSERT().\r
+\r
+ @param ErrorLevel The error level of the debug message.\r
+ @param Format Format string for the debug message to print.\r
+ @param VaListMarker VA_LIST marker for the variable argument list.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+DebugVPrint (\r
+ IN UINTN ErrorLevel,\r
+ IN CONST CHAR8 *Format,\r
+ IN VA_LIST VaListMarker\r
+ )\r
+{\r
+ DebugPrintMarker (ErrorLevel, Format, VaListMarker, NULL);\r
+}\r
+\r
+\r
+/**\r
+ Prints a debug message to the debug output device if the specified\r
+ error level is enabled.\r
+ This function use BASE_LIST which would provide a more compatible\r
+ service than VA_LIST.\r
+\r
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function\r
+ GetDebugPrintErrorLevel (), then print the message specified by Format and\r
+ the associated variable argument list to the debug output device.\r
+\r
+ If Format is NULL, then ASSERT().\r
+\r
+ @param ErrorLevel The error level of the debug message.\r
+ @param Format Format string for the debug message to print.\r
+ @param BaseListMarker BASE_LIST marker for the variable argument list.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+DebugBPrint (\r
+ IN UINTN ErrorLevel,\r
+ IN CONST CHAR8 *Format,\r
+ IN BASE_LIST BaseListMarker\r
+ )\r
+{\r
+ DebugPrintMarker (ErrorLevel, Format, mVaListNull, BaseListMarker);\r
+}\r
+\r
+\r
+/**\r
+ Prints an assert message containing a filename, line number, and description.\r
This may be followed by a breakpoint or a dead loop.\r
\r
Print a message of the form "ASSERT <FileName>(<LineNumber>): <Description>\n"\r
- to the debug output device. If DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED bit of \r
- PcdDebugProperyMask is set then CpuBreakpoint() is called. Otherwise, if \r
- DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED bit of PcdDebugProperyMask is set then \r
- CpuDeadLoop() is called. If neither of these bits are set, then this function \r
+ to the debug output device. If DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED bit of\r
+ PcdDebugProperyMask is set then CpuBreakpoint() is called. Otherwise, if\r
+ DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED bit of PcdDebugProperyMask is set then\r
+ CpuDeadLoop() is called. If neither of these bits are set, then this function\r
returns immediately after the message is printed to the debug output device.\r
DebugAssert() must actively prevent recursion. If DebugAssert() is called while\r
processing another DebugAssert(), then DebugAssert() must return immediately.\r
If FileName is NULL, then a <FileName> string of "(NULL) Filename" is printed.\r
If Description is NULL, then a <Description> string of "(NULL) Description" is printed.\r
\r
- @param FileName The pointer to the name of the source file that generated \r
+ @param FileName The pointer to the name of the source file that generated\r
the assert condition.\r
- @param LineNumber The line number in the source file that generated the \r
+ @param LineNumber The line number in the source file that generated the\r
assert condition\r
@param Description The pointer to the description of the assert condition.\r
\r
{\r
CHAR16 Buffer[MAX_DEBUG_MESSAGE_LENGTH];\r
\r
- //\r
- // Generate the ASSERT() message in Unicode format\r
- //\r
- UnicodeSPrintAsciiFormat (\r
- Buffer, \r
- MAX_DEBUG_MESSAGE_LENGTH, \r
- "ASSERT %a(%d): %a\n", \r
- FileName, \r
- LineNumber, \r
- Description\r
- );\r
- \r
- //\r
- // Send the print string to the Console Output device\r
- //\r
- if ((gST != NULL) && (gST->ConOut != NULL)) {\r
- gST->ConOut->OutputString (gST->ConOut, Buffer);\r
- }\r
-\r
- //\r
- // Generate a Breakpoint, DeadLoop, or NOP based on PCD settings\r
- //\r
- if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED) != 0) {\r
- CpuBreakpoint ();\r
- } else if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED) != 0) {\r
- CpuDeadLoop ();\r
+ if (!mPostEBS) {\r
+ //\r
+ // Generate the ASSERT() message in Unicode format\r
+ //\r
+ UnicodeSPrintAsciiFormat (\r
+ Buffer,\r
+ sizeof (Buffer),\r
+ "ASSERT [%a] %a(%d): %a\n",\r
+ gEfiCallerBaseName,\r
+ FileName,\r
+ LineNumber,\r
+ Description\r
+ );\r
+\r
+ //\r
+ // Send the print string to the Console Output device\r
+ //\r
+ if ((mDebugST != NULL) && (mDebugST->ConOut != NULL)) {\r
+ mDebugST->ConOut->OutputString (mDebugST->ConOut, Buffer);\r
+ }\r
+\r
+ //\r
+ // Generate a Breakpoint, DeadLoop, or NOP based on PCD settings\r
+ //\r
+ if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED) != 0) {\r
+ CpuBreakpoint ();\r
+ } else if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED) != 0) {\r
+ CpuDeadLoop ();\r
+ }\r
}\r
}\r
\r
/**\r
Fills a target buffer with PcdDebugClearMemoryValue, and returns the target buffer.\r
\r
- This function fills Length bytes of Buffer with the value specified by \r
+ This function fills Length bytes of Buffer with the value specified by\r
PcdDebugClearMemoryValue, and returns Buffer.\r
\r
If Buffer is NULL, then ASSERT().\r
- If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT(). \r
+ If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().\r
\r
@param Buffer The pointer to the target buffer to be filled with PcdDebugClearMemoryValue.\r
- @param Length The number of bytes in Buffer to fill with zeros PcdDebugClearMemoryValue. \r
+ @param Length The number of bytes in Buffer to fill with zeros PcdDebugClearMemoryValue.\r
\r
@return Buffer The pointer to the target buffer filled with PcdDebugClearMemoryValue.\r
\r
/**\r
Returns TRUE if ASSERT() macros are enabled.\r
\r
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of \r
+ This function returns TRUE if the DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of\r
PcdDebugProperyMask is set. Otherwise FALSE is returned.\r
\r
@retval TRUE The DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of PcdDebugProperyMask is set.\r
}\r
\r
\r
-/** \r
+/**\r
Returns TRUE if DEBUG() macros are enabled.\r
\r
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of \r
+ This function returns TRUE if the DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of\r
PcdDebugProperyMask is set. Otherwise FALSE is returned.\r
\r
@retval TRUE The DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of PcdDebugProperyMask is set.\r
}\r
\r
\r
-/** \r
+/**\r
Returns TRUE if DEBUG_CODE() macros are enabled.\r
\r
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of \r
+ This function returns TRUE if the DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of\r
PcdDebugProperyMask is set. Otherwise FALSE is returned.\r
\r
@retval TRUE The DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of PcdDebugProperyMask is set.\r
}\r
\r
\r
-/** \r
+/**\r
Returns TRUE if DEBUG_CLEAR_MEMORY() macro is enabled.\r
\r
- This function returns TRUE if the DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of \r
+ This function returns TRUE if the DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of\r
PcdDebugProperyMask is set. Otherwise FALSE is returned.\r
\r
@retval TRUE The DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of PcdDebugProperyMask is set.\r
{\r
return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED) != 0);\r
}\r
+\r
+/**\r
+ Returns TRUE if any one of the bit is set both in ErrorLevel and PcdFixedDebugPrintErrorLevel.\r
+\r
+ This function compares the bit mask of ErrorLevel and PcdFixedDebugPrintErrorLevel.\r
+\r
+ @retval TRUE Current ErrorLevel is supported.\r
+ @retval FALSE Current ErrorLevel is not supported.\r
+\r
+**/\r
+BOOLEAN\r
+EFIAPI\r
+DebugPrintLevelEnabled (\r
+ IN CONST UINTN ErrorLevel\r
+ )\r
+{\r
+ return (BOOLEAN) ((ErrorLevel & PcdGet32(PcdFixedDebugPrintErrorLevel)) != 0);\r
+}\r
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