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8a07311710
The current fixed value of 8 for `DELAYED_DISPATCH_MAX_ENTRIES` is not large enough to accommodate platform usage. This change replaces the macro with a PCD that can be configured by platforms. In the case the default PCD value is too small, an error message explaining that the PCD should be updated will be printed followed by an assert. Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com>
43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
/** @file
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Definition for structure & defines exported by Delayed Dispatch PPI
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Copyright (c) Microsoft Corporation.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef DELAYED_DISPATCH_H_
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#define DELAYED_DISPATCH_H_
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// Delayed Dispatch table GUID
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#define EFI_DELAYED_DISPATCH_TABLE_GUID {\
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0x4b733449, 0x8eff, 0x488c, { 0x92, 0x1a, 0x15, 0x4a, 0xda, 0x25, 0x18, 0x07 } \
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}
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//
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// Internal structure for delayed dispatch entries.
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// Packing the structures here to save space as they will be stored as HOBs.
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//
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#pragma pack (push, 1)
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typedef struct {
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EFI_GUID DelayedGroupId;
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UINT64 Context;
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EFI_DELAYED_DISPATCH_FUNCTION Function;
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UINT64 DispatchTime;
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UINT32 MicrosecondDelay;
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} DELAYED_DISPATCH_ENTRY;
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typedef struct {
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UINT32 Count;
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UINT32 DispCount;
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DELAYED_DISPATCH_ENTRY Entry[]; // Number of entries is based on PcdDelayedDispatchMaxEntries
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} DELAYED_DISPATCH_TABLE;
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#pragma pack (pop)
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extern EFI_GUID gEfiDelayedDispatchTableGuid;
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#endif
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