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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/PostCodeLib.h')
-rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/PostCodeLib.h | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/PostCodeLib.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/PostCodeLib.h new file mode 100644 index 0000000000..bfc0b22707 --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Library/PostCodeLib.h @@ -0,0 +1,150 @@ +/** @file + Provides services to send progress/error codes to a POST card. + +Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<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. + +**/ + +#ifndef __POST_CODE_LIB_H__ +#define __POST_CODE_LIB_H__ + +#define POST_CODE_PROPERTY_POST_CODE_ENABLED 0x00000008 +#define POST_CODE_PROPERTY_POST_CODE_DESCRIPTION_ENABLED 0x00000010 + +/** + Sends a 32-bit value to a POST card. + + Sends the 32-bit value specified by Value to a POST card, and returns Value. + Some implementations of this library function may perform I/O operations + directly to a POST card device. Other implementations may send Value to + ReportStatusCode(), and the status code reporting mechanism will eventually + display the 32-bit value on the status reporting device. + + PostCode() must actively prevent recursion. If PostCode() is called while + processing another Post Code Library function, then + PostCode() must return Value immediately. + + @param Value The 32-bit value to write to the POST card. + + @return The 32-bit value to write to the POST card. + +**/ +UINT32 +EFIAPI +PostCode ( + IN UINT32 Value + ); + + +/** + Sends a 32-bit value to a POST and associated ASCII string. + + Sends the 32-bit value specified by Value to a POST card, and returns Value. + If Description is not NULL, then the ASCII string specified by Description is + also passed to the handler that displays the POST card value. Some + implementations of this library function may perform I/O operations directly + to a POST card device. Other implementations may send Value to ReportStatusCode(), + and the status code reporting mechanism will eventually display the 32-bit + value on the status reporting device. + + PostCodeWithDescription()must actively prevent recursion. If + PostCodeWithDescription() is called while processing another any other Post + Code Library function, then PostCodeWithDescription() must return Value + immediately. + + @param Value The 32-bit value to write to the POST card. + @param Description Pointer to an ASCII string that is a description of the + POST code value. This is an optional parameter that may + be NULL. + + @return The 32-bit value to write to the POST card. + +**/ +UINT32 +EFIAPI +PostCodeWithDescription ( + IN UINT32 Value, + IN CONST CHAR8 *Description OPTIONAL + ); + + +/** + Returns TRUE if POST Codes are enabled. + + This function returns TRUE if the POST_CODE_PROPERTY_POST_CODE_ENABLED + bit of PcdPostCodePropertyMask is set. Otherwise FALSE is returned. + + @retval TRUE The POST_CODE_PROPERTY_POST_CODE_ENABLED bit of + PcdPostCodeProperyMask is set. + @retval FALSE The POST_CODE_PROPERTY_POST_CODE_ENABLED bit of + PcdPostCodeProperyMask is clear. + +**/ +BOOLEAN +EFIAPI +PostCodeEnabled ( + VOID + ); + + +/** + Returns TRUE if POST code descriptions are enabled. + + This function returns TRUE if the POST_CODE_PROPERTY_POST_CODE_DESCRIPTION_ENABLED + bit of PcdPostCodePropertyMask is set. Otherwise FALSE is returned. + + @retval TRUE The POST_CODE_PROPERTY_POST_CODE_DESCRIPTION_ENABLED bit of + PcdPostCodeProperyMask is set. + @retval FALSE The POST_CODE_PROPERTY_POST_CODE_DESCRIPTION_ENABLED bit of + PcdPostCodeProperyMask is clear. + +**/ +BOOLEAN +EFIAPI +PostCodeDescriptionEnabled ( + VOID + ); + + +/** + Sends a 32-bit value to a POST card. + + If POST codes are enabled in PcdPostCodeProperyMask, then call PostCode() + passing in Value. Value is returned. + + @param Value The 32-bit value to write to the POST card. + + @return Value The 32-bit value to write to the POST card. + +**/ +#define POST_CODE(Value) PostCodeEnabled() ? PostCode(Value) : Value + +/** + Sends a 32-bit value to a POST and associated ASCII string. + + If POST codes and POST code descriptions are enabled in + PcdPostCodeProperyMask, then call PostCodeWithDescription() passing in + Value and Description. If only POST codes are enabled, then call PostCode() + passing in Value. Value is returned. + + @param Value The 32-bit value to write to the POST card. + @param Description Pointer to an ASCII string that is a description of the + POST code value. + + @return Value The 32-bit value to write to the POST card. +**/ +#define POST_CODE_WITH_DESCRIPTION(Value,Description) \ + PostCodeEnabled() ? \ + (PostCodeDescriptionEnabled() ? \ + PostCodeWithDescription(Value,Description) : \ + PostCode(Value)) : \ + Value + +#endif |