diff options
Diffstat (limited to 'Vlv2TbltDevicePkg/PlatformPei/BootMode.c')
| -rw-r--r-- | Vlv2TbltDevicePkg/PlatformPei/BootMode.c | 346 |
1 files changed, 0 insertions, 346 deletions
diff --git a/Vlv2TbltDevicePkg/PlatformPei/BootMode.c b/Vlv2TbltDevicePkg/PlatformPei/BootMode.c deleted file mode 100644 index 9fdcb62..0000000 --- a/Vlv2TbltDevicePkg/PlatformPei/BootMode.c +++ /dev/null @@ -1,346 +0,0 @@ -/** @file
-
- Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
-
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-
-
-Module Name:
-
-
- BootMode.c
-
-Abstract:
-
- EFI PEIM to provide the platform support functionality on the Thurley.
-
-
---*/
-#include "CommonHeader.h"
-#include "Platform.h"
-#include "PlatformBaseAddresses.h"
-#include "PchAccess.h"
-#include "PlatformBootMode.h"
-#include <Guid/SetupVariable.h>
-
-//
-// Priority of our boot modes, highest priority first
-//
-EFI_BOOT_MODE mBootModePriority[] = {
- BOOT_IN_RECOVERY_MODE,
- BOOT_WITH_DEFAULT_SETTINGS,
- BOOT_ON_FLASH_UPDATE,
- BOOT_ON_S2_RESUME,
- BOOT_ON_S3_RESUME,
- BOOT_ON_S4_RESUME,
- BOOT_WITH_MINIMAL_CONFIGURATION,
- BOOT_ASSUMING_NO_CONFIGURATION_CHANGES,
- BOOT_WITH_FULL_CONFIGURATION_PLUS_DIAGNOSTICS,
- BOOT_WITH_FULL_CONFIGURATION,
- BOOT_ON_S5_RESUME
-};
-
-EFI_PEI_NOTIFY_DESCRIPTOR mCapsuleNotifyList[1] = {
- {
- (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
- &gPeiCapsulePpiGuid,
- CapsulePpiNotifyCallback
- }
-};
-
-BOOLEAN
-GetSleepTypeAfterWakeup (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- OUT UINT16 *SleepType
- );
-
-EFI_STATUS
-EFIAPI
-CapsulePpiNotifyCallback (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
- IN VOID *Ppi
- )
-{
- EFI_STATUS Status;
- EFI_BOOT_MODE BootMode;
- PEI_CAPSULE_PPI *Capsule;
-
- Status = (*PeiServices)->GetBootMode((const EFI_PEI_SERVICES **)PeiServices, &BootMode);
- ASSERT_EFI_ERROR (Status);
-
- if (BootMode == BOOT_ON_S3_RESUME) {
- //
- // Determine if we're in capsule update mode
- //
- Status = (*PeiServices)->LocatePpi ((const EFI_PEI_SERVICES **)PeiServices,
- &gPeiCapsulePpiGuid,
- 0,
- NULL,
- (VOID **)&Capsule
- );
-
- if (Status == EFI_SUCCESS) {
- if (Capsule->CheckCapsuleUpdate ((EFI_PEI_SERVICES**)PeiServices) == EFI_SUCCESS) {
- BootMode = BOOT_ON_FLASH_UPDATE;
- Status = (*PeiServices)->SetBootMode((const EFI_PEI_SERVICES **)PeiServices, BootMode);
- ASSERT_EFI_ERROR (Status);
- }
- }
- }
-
- return Status;
-}
-
-#ifdef NOCS_S3_SUPPORT
-EFI_STATUS
-UpdateBootMode (
- IN CONST EFI_PEI_SERVICES **PeiServices
- )
-{
- EFI_STATUS Status;
- EFI_BOOT_MODE BootMode;
- UINT16 SleepType;
- CHAR16 *strBootMode;
-
- Status = (*PeiServices)->GetBootMode(PeiServices, &BootMode);
- ASSERT_EFI_ERROR (Status);
- if (BootMode == BOOT_IN_RECOVERY_MODE){
- return Status;
- }
-
- //
- // Let's assume things are OK if not told otherwise
- //
- BootMode = BOOT_WITH_FULL_CONFIGURATION;
-
- if (GetSleepTypeAfterWakeup (PeiServices, &SleepType)) {
- switch (SleepType) {
- case V_PCH_ACPI_PM1_CNT_S3:
- BootMode = BOOT_ON_S3_RESUME;
- Status = (*PeiServices)->NotifyPpi (PeiServices, &mCapsuleNotifyList[0]);
- ASSERT_EFI_ERROR (Status);
- break;
-
- case V_PCH_ACPI_PM1_CNT_S4:
- BootMode = BOOT_ON_S4_RESUME;
- break;
-
- case V_PCH_ACPI_PM1_CNT_S5:
- BootMode = BOOT_ON_S5_RESUME;
- break;
- } // switch (SleepType)
- }
-
- if (IsFastBootEnabled (PeiServices)) {
- DEBUG ((EFI_D_INFO, "Prioritizing Boot mode to BOOT_WITH_MINIMAL_CONFIGURATION\n"));
- PrioritizeBootMode (&BootMode, BOOT_WITH_MINIMAL_CONFIGURATION);
- }
-
- switch (BootMode) {
- case BOOT_WITH_FULL_CONFIGURATION:
- strBootMode = L"BOOT_WITH_FULL_CONFIGURATION";
- break;
- case BOOT_WITH_MINIMAL_CONFIGURATION:
- strBootMode = L"BOOT_WITH_MINIMAL_CONFIGURATION";
- break;
- case BOOT_ASSUMING_NO_CONFIGURATION_CHANGES:
- strBootMode = L"BOOT_ASSUMING_NO_CONFIGURATION_CHANGES";
- break;
- case BOOT_WITH_FULL_CONFIGURATION_PLUS_DIAGNOSTICS:
- strBootMode = L"BOOT_WITH_FULL_CONFIGURATION_PLUS_DIAGNOSTICS";
- break;
- case BOOT_WITH_DEFAULT_SETTINGS:
- strBootMode = L"BOOT_WITH_DEFAULT_SETTINGS";
- break;
- case BOOT_ON_S4_RESUME:
- strBootMode = L"BOOT_ON_S4_RESUME";
- break;
- case BOOT_ON_S5_RESUME:
- strBootMode = L"BOOT_ON_S5_RESUME";
- break;
- case BOOT_ON_S2_RESUME:
- strBootMode = L"BOOT_ON_S2_RESUME";
- break;
- case BOOT_ON_S3_RESUME:
- strBootMode = L"BOOT_ON_S3_RESUME";
-
- break;
- case BOOT_ON_FLASH_UPDATE:
- strBootMode = L"BOOT_ON_FLASH_UPDATE";
- break;
- case BOOT_IN_RECOVERY_MODE:
- strBootMode = L"BOOT_IN_RECOVERY_MODE";
- break;
- default:
- strBootMode = L"Unknown boot mode";
- } // switch (BootMode)
-
- DEBUG ((EFI_D_ERROR, "Setting BootMode to %s\n", strBootMode));
- Status = (*PeiServices)->SetBootMode(PeiServices, BootMode);
- ASSERT_EFI_ERROR (Status);
-
- return Status;
-}
-#endif
-
-/**
- Get sleep type after wakeup
-
- @param PeiServices Pointer to the PEI Service Table.
- @param SleepType Sleep type to be returned.
-
- @retval TRUE A wake event occured without power failure.
- @retval FALSE Power failure occured or not a wakeup.
-
-**/
-BOOLEAN
-GetSleepTypeAfterWakeup (
- IN CONST EFI_PEI_SERVICES **PeiServices,
- OUT UINT16 *SleepType
- )
-{
- UINT16 Pm1Sts;
- UINT16 Pm1Cnt;
- UINT16 GenPmCon1;
- //
- // VLV BIOS Specification 0.6.2 - Section 18.4, "Power Failure Consideration"
- //
- // When the SUS_PWR_FLR bit is set, it indicates the SUS well power is lost.
- // This bit is in the SUS Well and defaults to 1’b1 based on RSMRST# assertion (not cleared by any type of reset).
- // System BIOS should follow cold boot path if SUS_PWR_FLR (PBASE + 0x20[14]),
- // GEN_RST_STS (PBASE + 0x20[9]) or PWRBTNOR_STS (ABASE + 0x00[11]) is set to 1’b1
- // regardless of the value in the SLP_TYP (ABASE + 0x04[12:10]) field.
- //
- GenPmCon1 = MmioRead16 (PMC_BASE_ADDRESS + R_PCH_PMC_GEN_PMCON_1);
-
- //
- // Read the ACPI registers
- //
- Pm1Sts = IoRead16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_STS);
- Pm1Cnt = IoRead16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_CNT);
-
- if ((GenPmCon1 & (B_PCH_PMC_GEN_PMCON_SUS_PWR_FLR | B_PCH_PMC_GEN_PMCON_GEN_RST_STS)) ||
- (Pm1Sts & B_PCH_ACPI_PM1_STS_PRBTNOR)) {
- //
- // If power failure indicator, then don't attempt s3 resume.
- // Clear PM1_CNT of S3 and set it to S5 as we just had a power failure, and memory has
- // lost already. This is to make sure no one will use PM1_CNT to check for S3 after
- // power failure.
- //
- if ((Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP) == V_PCH_ACPI_PM1_CNT_S3) {
- Pm1Cnt = ((Pm1Cnt & ~B_PCH_ACPI_PM1_CNT_SLP_TYP) | V_PCH_ACPI_PM1_CNT_S5);
- IoWrite16 (ACPI_BASE_ADDRESS + R_PCH_ACPI_PM1_CNT, Pm1Cnt);
- }
- //
- // Clear Wake Status (WAK_STS)
- //
- }
- //
- // Get sleep type if a wake event occurred and there is no power failure
- //
- if ((Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP) == V_PCH_ACPI_PM1_CNT_S3) {
- *SleepType = Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP;
- return TRUE;
- } else if ((Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP) == V_PCH_ACPI_PM1_CNT_S4) {
- *SleepType = Pm1Cnt & B_PCH_ACPI_PM1_CNT_SLP_TYP;
- return TRUE;
- }
- return FALSE;
-}
-
-BOOLEAN
-EFIAPI
-IsFastBootEnabled (
- IN CONST EFI_PEI_SERVICES **PeiServices
- )
-{
- EFI_STATUS Status;
- EFI_PEI_READ_ONLY_VARIABLE2_PPI *PeiReadOnlyVarPpi;
- UINTN VarSize;
- SYSTEM_CONFIGURATION SystemConfiguration;
- BOOLEAN FastBootEnabledStatus;
-
- FastBootEnabledStatus = FALSE;
- Status = (**PeiServices).LocatePpi (
- PeiServices,
- &gEfiPeiReadOnlyVariable2PpiGuid,
- 0,
- NULL,
- (void **)&PeiReadOnlyVarPpi
- );
- if (Status == EFI_SUCCESS) {
- VarSize = sizeof (SYSTEM_CONFIGURATION);
- Status = PeiReadOnlyVarPpi->GetVariable (
- PeiReadOnlyVarPpi,
- PLATFORM_SETUP_VARIABLE_NAME,
- &gEfiSetupVariableGuid,
- NULL,
- &VarSize,
- &SystemConfiguration
- );
- if (Status == EFI_SUCCESS) {
- if (SystemConfiguration.FastBoot != 0) {
- FastBootEnabledStatus = TRUE;
- }
- }
- }
-
- return FastBootEnabledStatus;
-}
-
-/**
- Given the current boot mode, and a proposed new boot mode, determine
- which has priority. If the new boot mode has higher priority, then
- make it the current boot mode.
-
- @param CurrentBootMode pointer to current planned boot mode
- @param NewBootMode proposed boot mode
-
- @retval EFI_NOT_FOUND if either boot mode is not recognized
- @retval EFI_SUCCESS if both boot mode values were recognized and
- were processed.
-**/
-EFI_STATUS
-PrioritizeBootMode (
- IN OUT EFI_BOOT_MODE *CurrentBootMode,
- IN EFI_BOOT_MODE NewBootMode
- )
-{
- UINT32 CurrentIndex;
- UINT32 NewIndex;
-
- //
- // Find the position of the current boot mode in our priority array
- //
- for ( CurrentIndex = 0;
- CurrentIndex < ARRAY_SIZE (mBootModePriority);
- CurrentIndex++) {
- if (mBootModePriority[CurrentIndex] == *CurrentBootMode) {
- break;
- }
- }
- if (CurrentIndex >= ARRAY_SIZE (mBootModePriority)) {
- return EFI_NOT_FOUND;
- }
-
- //
- // Find the position of the new boot mode in our priority array
- //
- for ( NewIndex = 0;
- NewIndex < ARRAY_SIZE (mBootModePriority);
- NewIndex++) {
- if (mBootModePriority[NewIndex] == NewBootMode) {
- //
- // If this new boot mode occurs before the current boot mode in the
- // priority array, then take it.
- //
- if (NewIndex < CurrentIndex) {
- *CurrentBootMode = NewBootMode;
- }
- return EFI_SUCCESS;
- }
- }
- return EFI_NOT_FOUND;
-}
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