ac0a286f4d
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the OvmfPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Andrew Fish <afish@apple.com>
112 lines
2.1 KiB
C
112 lines
2.1 KiB
C
/** @file
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Reset System Library functions for OVMF
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Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Base.h> // BIT1
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#include <Library/BaseLib.h> // CpuDeadLoop()
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#include <Library/DebugLib.h> // ASSERT()
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#include <Library/IoLib.h> // IoWrite8()
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#include <Library/ResetSystemLib.h> // ResetCold()
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#include <Library/TimerLib.h> // MicroSecondDelay()
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#include <Library/UefiRuntimeLib.h> // EfiGoneVirtual()
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#include <OvmfPlatforms.h> // PIIX4_PMBA_VALUE
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static UINTN
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MicrovmGedBase (
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VOID
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)
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{
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VOID *Address = (VOID *)(UINTN)MICROVM_GED_MMIO_BASE_REGS;
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if (EfiGoneVirtual ()) {
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EfiConvertPointer (0, &Address);
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DEBUG ((DEBUG_INFO, "%a: virtual -> 0x%x\n", __FUNCTION__, Address));
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} else {
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DEBUG ((DEBUG_INFO, "%a: physical -> 0x%x\n", __FUNCTION__, Address));
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}
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return (UINTN)Address;
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}
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static VOID
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MicrovmReset (
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VOID
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)
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{
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UINTN Address = MicrovmGedBase ();
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DEBUG ((DEBUG_INFO, "%a: microvm reset via ged\n", __FUNCTION__));
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MmioWrite8 (
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Address + MICROVM_ACPI_GED_REG_RESET,
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MICROVM_ACPI_GED_RESET_VALUE
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);
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CpuDeadLoop ();
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}
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static VOID
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MicrovmShutdown (
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VOID
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)
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{
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UINTN Address = MicrovmGedBase ();
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DEBUG ((DEBUG_INFO, "%a: microvm poweroff via ged\n", __FUNCTION__));
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MmioWrite8 (
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Address + MICROVM_ACPI_GED_REG_SLEEP_CTL,
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(1 << 5) /* enable bit */ |
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(5 << 2) /* typ == S5 */
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);
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CpuDeadLoop ();
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}
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VOID EFIAPI
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ResetCold (
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VOID
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)
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{
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MicrovmReset ();
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}
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VOID EFIAPI
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ResetWarm (
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VOID
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)
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{
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MicrovmReset ();
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}
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VOID
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EFIAPI
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ResetPlatformSpecific (
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IN UINTN DataSize,
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IN VOID *ResetData
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)
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{
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MicrovmReset ();
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}
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VOID
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EFIAPI
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ResetSystem (
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IN EFI_RESET_TYPE ResetType,
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IN EFI_STATUS ResetStatus,
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IN UINTN DataSize,
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IN VOID *ResetData OPTIONAL
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)
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{
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MicrovmReset ();
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}
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VOID EFIAPI
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ResetShutdown (
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VOID
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)
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{
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MicrovmShutdown ();
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}
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