diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BasePostCodeLibPort80/PostCode.c')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BasePostCodeLibPort80/PostCode.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BasePostCodeLibPort80/PostCode.c b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BasePostCodeLibPort80/PostCode.c new file mode 100644 index 0000000000..ff140115d4 --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Library/EdkIIGlueLib/Library/BasePostCodeLibPort80/PostCode.c @@ -0,0 +1,131 @@ +/*++
+
+Copyright (c) 2004 - 2006, Intel Corporation
+All rights reserved. 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.
+
+Module Name:
+
+ PostCode.c
+
+Abstract:
+
+ Post Code functions
+
+--*/
+
+#include "EdkIIGlueBase.h"
+
+/**
+ Sends an 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 any other Report Status Code Library function, then
+ PostCode() must return Value immediately.
+
+ @param Value The 32-bit value to write to the POST card.
+
+ @return Value
+
+**/
+UINT32
+EFIAPI
+GluePostCode (
+ IN UINT32 Value
+ )
+{
+ IoWrite8 (0x80, (UINT8)(Value));
+ return Value;
+}
+
+
+/**
+ Sends an 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 Report
+ Status 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 Value
+
+**/
+UINT32
+EFIAPI
+GluePostCodeWithDescription (
+ IN UINT32 Value,
+ IN CONST CHAR8 *Description OPTIONAL
+ )
+{
+ IoWrite8 (0x80, (UINT8)(Value));
+ return Value;
+}
+
+
+/**
+ 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
+GluePostCodeEnabled (
+ VOID
+ )
+{
+ return (BOOLEAN) ((PcdGet8(PcdPostCodePropertyMask) & POST_CODE_PROPERTY_POST_CODE_ENABLED) != 0);
+}
+
+
+/**
+ Returns TRUE if POST code descriptions 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
+GluePostCodeDescriptionEnabled (
+ VOID
+ )
+{
+ return (BOOLEAN) ((PcdGet8(PcdPostCodePropertyMask) & POST_CODE_PROPERTY_POST_CODE_ENABLED) != 0);
+}
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