diff options
Diffstat (limited to 'OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c')
| -rw-r--r-- | OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c | 287 |
1 files changed, 0 insertions, 287 deletions
diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c deleted file mode 100644 index 44850a9dba..0000000000 --- a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c +++ /dev/null @@ -1,287 +0,0 @@ -/** @file
- Base Debug library instance for QEMU debug port.
- It uses PrintLib to send debug messages to a fixed I/O port.
-
- Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
- Copyright (c) 2012, Red Hat, Inc.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Base.h>
-#include <Uefi.h>
-#include <Library/DebugLib.h>
-#include <Library/BaseLib.h>
-#include <Library/IoLib.h>
-#include <Library/PrintLib.h>
-#include <Library/PcdLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugPrintErrorLevelLib.h>
-
-//
-// Define the maximum debug and assert message length that this library supports
-//
-#define MAX_DEBUG_MESSAGE_LENGTH 0x100
-
-/**
- This constructor function does not have to do anything.
-
- @retval EFI_SUCCESS The constructor always returns RETURN_SUCCESS.
-
-**/
-RETURN_STATUS
-EFIAPI
-PlatformDebugLibIoPortConstructor (
- VOID
- )
-{
- return EFI_SUCCESS;
-}
-
-/**
- Prints a debug message to the debug output device if the specified error level is enabled.
-
- If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
- GetDebugPrintErrorLevel (), then print the message specified by Format and the
- associated variable argument list to the debug output device.
-
- If Format is NULL, then ASSERT().
-
- @param ErrorLevel The error level of the debug message.
- @param Format Format string for the debug message to print.
- @param ... Variable argument list whose contents are accessed
- based on the format string specified by Format.
-
-**/
-VOID
-EFIAPI
-DebugPrint (
- IN UINTN ErrorLevel,
- IN CONST CHAR8 *Format,
- ...
- )
-{
- CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
- VA_LIST Marker;
- UINT8 *Ptr;
-
- //
- // If Format is NULL, then ASSERT().
- //
- ASSERT (Format != NULL);
-
- //
- // Check driver debug mask value and global mask
- //
- if ((ErrorLevel & GetDebugPrintErrorLevel ()) == 0) {
- return;
- }
-
- //
- // Convert the DEBUG() message to an ASCII String
- //
- VA_START (Marker, Format);
- AsciiVSPrint (Buffer, sizeof (Buffer), Format, Marker);
- VA_END (Marker);
-
- //
- // Send the print string to the debug I/O port
- //
- for (Ptr = (UINT8 *) Buffer; *Ptr; Ptr++) {
- IoWrite8 (PcdGet16(PcdDebugIoPort), *Ptr);
- }
-}
-
-
-/**
- Prints an assert message containing a filename, line number, and description.
- This may be followed by a breakpoint or a dead loop.
-
- Print a message of the form "ASSERT <FileName>(<LineNumber>): <Description>\n"
- to the debug output device. If DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED bit of
- PcdDebugProperyMask is set then CpuBreakpoint() is called. Otherwise, if
- DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED bit of PcdDebugProperyMask is set then
- CpuDeadLoop() is called. If neither of these bits are set, then this function
- returns immediately after the message is printed to the debug output device.
- DebugAssert() must actively prevent recursion. If DebugAssert() is called while
- processing another DebugAssert(), then DebugAssert() must return immediately.
-
- If FileName is NULL, then a <FileName> string of "(NULL) Filename" is printed.
- If Description is NULL, then a <Description> string of "(NULL) Description" is printed.
-
- @param FileName The pointer to the name of the source file that generated the assert condition.
- @param LineNumber The line number in the source file that generated the assert condition
- @param Description The pointer to the description of the assert condition.
-
-**/
-VOID
-EFIAPI
-DebugAssert (
- IN CONST CHAR8 *FileName,
- IN UINTN LineNumber,
- IN CONST CHAR8 *Description
- )
-{
- CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
- UINT8 *Ptr;
-
- //
- // Generate the ASSERT() message in Ascii format
- //
- AsciiSPrint (Buffer, sizeof Buffer, "ASSERT %a(%Lu): %a\n", FileName,
- (UINT64)LineNumber, Description);
-
- //
- // Send the print string to the Console Output device
- //
- for (Ptr = (UINT8 *) Buffer; *Ptr; Ptr++) {
- IoWrite8 (PcdGet16(PcdDebugIoPort), *Ptr);
- }
-
- //
- // Generate a Breakpoint, DeadLoop, or NOP based on PCD settings
- //
- if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED) != 0) {
- CpuBreakpoint ();
- } else if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED) != 0) {
- CpuDeadLoop ();
- }
-}
-
-
-/**
- Fills a target buffer with PcdDebugClearMemoryValue, and returns the target buffer.
-
- This function fills Length bytes of Buffer with the value specified by
- PcdDebugClearMemoryValue, and returns Buffer.
-
- If Buffer is NULL, then ASSERT().
- If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
-
- @param Buffer The pointer to the target buffer to be filled with PcdDebugClearMemoryValue.
- @param Length The number of bytes in Buffer to fill with zeros PcdDebugClearMemoryValue.
-
- @return Buffer The pointer to the target buffer filled with PcdDebugClearMemoryValue.
-
-**/
-VOID *
-EFIAPI
-DebugClearMemory (
- OUT VOID *Buffer,
- IN UINTN Length
- )
-{
- //
- // If Buffer is NULL, then ASSERT().
- //
- ASSERT (Buffer != NULL);
-
- //
- // SetMem() checks for the the ASSERT() condition on Length and returns Buffer
- //
- return SetMem (Buffer, Length, PcdGet8(PcdDebugClearMemoryValue));
-}
-
-
-/**
- Returns TRUE if ASSERT() macros are enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugAssertEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED) != 0);
-}
-
-
-/**
- Returns TRUE if DEBUG() macros are enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugPrintEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_PRINT_ENABLED) != 0);
-}
-
-
-/**
- Returns TRUE if DEBUG_CODE() macros are enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugCodeEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_CODE_ENABLED) != 0);
-}
-
-
-/**
- Returns TRUE if DEBUG_CLEAR_MEMORY() macro is enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugClearMemoryEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED) != 0);
-}
-
-/**
- Returns TRUE if any one of the bit is set both in ErrorLevel and PcdFixedDebugPrintErrorLevel.
-
- This function compares the bit mask of ErrorLevel and PcdFixedDebugPrintErrorLevel.
-
- @retval TRUE Current ErrorLevel is supported.
- @retval FALSE Current ErrorLevel is not supported.
-
-**/
-BOOLEAN
-EFIAPI
-DebugPrintLevelEnabled (
- IN CONST UINTN ErrorLevel
- )
-{
- return (BOOLEAN) ((ErrorLevel & PcdGet32(PcdFixedDebugPrintErrorLevel)) != 0);
-}
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