diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/EmulatorPkg/TimerDxe/Timer.h | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/EmulatorPkg/TimerDxe/Timer.h')
| -rw-r--r-- | roms/edk2/EmulatorPkg/TimerDxe/Timer.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/roms/edk2/EmulatorPkg/TimerDxe/Timer.h b/roms/edk2/EmulatorPkg/TimerDxe/Timer.h new file mode 100644 index 000000000..861811f3a --- /dev/null +++ b/roms/edk2/EmulatorPkg/TimerDxe/Timer.h @@ -0,0 +1,67 @@ +/*++ @file
+ Emu Emulation Architectural Protocol Driver as defined in UEFI/PI.
+ This Timer module uses an UNIX Thread to simulate the timer-tick driven
+ timer service.
+
+Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+Portions copyright (c) 2010 - 2011, Apple Inc. All rights reserved.
+SPDX-License-Identifier: BSD-2-Clause-Patent
+
+
+**/
+
+#ifndef _TIMER_H_
+#define _TIMER_H_
+
+
+
+
+//
+// Legal timer value range in 100 ns units
+//
+#define TIMER_MINIMUM_VALUE 0
+#define TIMER_MAXIMUM_VALUE (0x100000000ULL - 1)
+
+//
+// Default timer value in 100 ns units (50 ms)
+//
+#define DEFAULT_TIMER_TICK_DURATION 500000
+
+//
+// Function Prototypes
+//
+EFI_STATUS
+EFIAPI
+EmuTimerDriverInitialize (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ );
+
+EFI_STATUS
+EFIAPI
+EmuTimerDriverRegisterHandler (
+ IN EFI_TIMER_ARCH_PROTOCOL *This,
+ IN EFI_TIMER_NOTIFY NotifyFunction
+ );
+
+EFI_STATUS
+EFIAPI
+EmuTimerDriverSetTimerPeriod (
+ IN EFI_TIMER_ARCH_PROTOCOL *This,
+ IN UINT64 TimerPeriod
+ );
+
+EFI_STATUS
+EFIAPI
+EmuTimerDriverGetTimerPeriod (
+ IN EFI_TIMER_ARCH_PROTOCOL *This,
+ OUT UINT64 *TimerPeriod
+ );
+
+EFI_STATUS
+EFIAPI
+EmuTimerDriverGenerateSoftInterrupt (
+ IN EFI_TIMER_ARCH_PROTOCOL *This
+ );
+
+#endif
|