diff options
author | Guo Mang <mang.guo@intel.com> | 2018-04-25 17:23:25 +0800 |
---|---|---|
committer | Guo Mang <mang.guo@intel.com> | 2018-04-25 17:23:25 +0800 |
commit | d33896d88d9d32d516129e92e25b80f8fddc6f7b (patch) | |
tree | 8b38b8c52d2305d88d5c484959bbc5fbf3193b34 /Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent | |
parent | d937b4f03f776eeec0be8860e99e7f4c487125e8 (diff) | |
download | edk2-platforms-d33896d88d9d32d516129e92e25b80f8fddc6f7b.tar.xz |
Remove Core Package
Remove Core Package since we will use EDK2 code from edk2 repository: https://github.com/tianocore/edk2
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Guo Mang <mang.guo@intel.com>
Diffstat (limited to 'Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent')
-rw-r--r-- | Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c | 710 | ||||
-rw-r--r-- | Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.h | 65 |
2 files changed, 0 insertions, 775 deletions
diff --git a/Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c b/Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c deleted file mode 100644 index b717e33197..0000000000 --- a/Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.c +++ /dev/null @@ -1,710 +0,0 @@ -/** @file
- SEC Core Debug Agent Library instance implementition.
-
- Copyright (c) 2010 - 2017, Intel Corporation. All rights reserved.<BR>
- 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.
-
-**/
-
-#include "SecPeiDebugAgentLib.h"
-
-GLOBAL_REMOVE_IF_UNREFERENCED BOOLEAN mSkipBreakpoint = FALSE;
-
-
-GLOBAL_REMOVE_IF_UNREFERENCED EFI_PEI_VECTOR_HANDOFF_INFO_PPI mVectorHandoffInfoPpi = {
- &mVectorHandoffInfoDebugAgent[0]
-};
-
-//
-// Ppis to be installed
-//
-GLOBAL_REMOVE_IF_UNREFERENCED EFI_PEI_PPI_DESCRIPTOR mVectorHandoffInfoPpiList[] = {
- {
- (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
- &gEfiVectorHandoffInfoPpiGuid,
- &mVectorHandoffInfoPpi
- }
-};
-
-GLOBAL_REMOVE_IF_UNREFERENCED EFI_PEI_NOTIFY_DESCRIPTOR mMemoryDiscoveredNotifyList[1] = {
- {
- (EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST),
- &gEfiPeiMemoryDiscoveredPpiGuid,
- DebugAgentCallbackMemoryDiscoveredPpi
- }
-};
-
-/**
- Check if debug agent support multi-processor.
-
- @retval TRUE Multi-processor is supported.
- @retval FALSE Multi-processor is not supported.
-
-**/
-BOOLEAN
-MultiProcessorDebugSupport (
- VOID
- )
-{
- return FALSE;
-}
-
-/**
- Read the Attach/Break-in symbols from the debug port.
-
- @param[in] Handle Pointer to Debug Port handle.
- @param[out] BreakSymbol Returned break symbol.
-
- @retval EFI_SUCCESS Read the symbol in BreakSymbol.
- @retval EFI_NOT_FOUND No read the break symbol.
-
-**/
-EFI_STATUS
-DebugReadBreakSymbol (
- IN DEBUG_PORT_HANDLE Handle,
- OUT UINT8 *BreakSymbol
- )
-{
- EFI_STATUS Status;
- DEBUG_PACKET_HEADER DebugHeader;
- UINT8 *Data8;
-
- *BreakSymbol = 0;
- //
- // If Debug Port buffer has data, read it till it was break symbol or Debug Port buffer empty.
- //
- Data8 = (UINT8 *) &DebugHeader;
- while (TRUE) {
- //
- // If start symbol is not received
- //
- if (!DebugPortPollBuffer (Handle)) {
- //
- // If no data in Debug Port, exit
- //
- break;
- }
- //
- // Try to read the start symbol
- //
- DebugAgentReadBuffer (Handle, Data8, 1, 0);
- if (*Data8 == DEBUG_STARTING_SYMBOL_ATTACH) {
- *BreakSymbol = *Data8;
- DebugAgentMsgPrint (DEBUG_AGENT_INFO, "Debug Timer attach symbol received %x", *BreakSymbol);
- return EFI_SUCCESS;
- }
- if (*Data8 == DEBUG_STARTING_SYMBOL_NORMAL) {
- Status = ReadRemainingBreakPacket (Handle, &DebugHeader);
- if (Status == EFI_SUCCESS) {
- *BreakSymbol = DebugHeader.Command;
- DebugAgentMsgPrint (DEBUG_AGENT_INFO, "Debug Timer break symbol received %x", *BreakSymbol);
- return EFI_SUCCESS;
- }
- if (Status == EFI_TIMEOUT) {
- break;
- }
- }
- }
-
- return EFI_NOT_FOUND;
-}
-
-/**
- Get the pointer to location saved Mailbox pointer from IDT entry.
-
-**/
-VOID *
-GetLocationSavedMailboxPointerInIdtEntry (
- VOID
- )
-{
- UINTN *MailboxLocation;
-
- MailboxLocation = (UINTN *) GetExceptionHandlerInIdtEntry (DEBUG_MAILBOX_VECTOR);
- //
- // *MailboxLocation is the pointer to Mailbox
- //
- VerifyMailboxChecksum ((DEBUG_AGENT_MAILBOX *) (*MailboxLocation));
- return MailboxLocation;
-}
-
-/**
- Set the pointer of Mailbox into IDT entry before memory is ready.
-
- @param[in] MailboxLocation Pointer to location saved Mailbox pointer.
-
-**/
-VOID
-SetLocationSavedMailboxPointerInIdtEntry (
- IN VOID *MailboxLocation
- )
-{
- SetExceptionHandlerInIdtEntry (DEBUG_MAILBOX_VECTOR, MailboxLocation);
-}
-
-/**
- Get the location of Mailbox pointer from the GUIDed HOB.
-
- @return Pointer to the location saved Mailbox pointer.
-
-**/
-UINT64 *
-GetMailboxLocationFromHob (
- VOID
- )
-{
- EFI_HOB_GUID_TYPE *GuidHob;
-
- GuidHob = GetFirstGuidHob (&gEfiDebugAgentGuid);
- if (GuidHob == NULL) {
- return NULL;
- }
- return (UINT64 *) (GET_GUID_HOB_DATA(GuidHob));
-}
-
-/**
- Get Debug Agent Mailbox pointer.
-
- @return Mailbox pointer.
-
-**/
-DEBUG_AGENT_MAILBOX *
-GetMailboxPointer (
- VOID
- )
-{
- UINT64 DebugPortHandle;
- UINT64 *MailboxLocationInIdt;
- UINT64 *MailboxLocationInHob;
- DEBUG_AGENT_MAILBOX *Mailbox;
-
- //
- // Get mailbox from IDT entry firstly
- //
- MailboxLocationInIdt = GetLocationSavedMailboxPointerInIdtEntry ();
- Mailbox = (DEBUG_AGENT_MAILBOX *)(UINTN)(*MailboxLocationInIdt);
- //
- // Cannot used GetDebugFlag() to get Debug Flag to avoid GetMailboxPointer() nested
- //
- if (Mailbox->DebugFlag.Bits.CheckMailboxInHob != 1 ||
- Mailbox->DebugFlag.Bits.InitArch != DEBUG_ARCH_SYMBOL) {
- //
- // If mailbox was setup in SEC or the current CPU arch is different from the init arch
- // Debug Agent initialized, return the mailbox from IDT entry directly.
- // Otherwise, we need to check the mailbox location saved in GUIDed HOB further.
- //
- return Mailbox;
- }
-
- MailboxLocationInHob = GetMailboxLocationFromHob ();
- //
- // Compare mailbox in IDT enry with mailbox in HOB,
- // need to fix mailbox location if HOB moved by PEI CORE
- //
- if (MailboxLocationInHob != MailboxLocationInIdt && MailboxLocationInHob != NULL) {
- Mailbox = (DEBUG_AGENT_MAILBOX *)(UINTN)(*MailboxLocationInHob);
- //
- // Fix up Debug Port handler and save new mailbox in IDT entry
- //
- Mailbox = (DEBUG_AGENT_MAILBOX *)((UINTN)Mailbox + ((UINTN)(MailboxLocationInHob) - (UINTN)MailboxLocationInIdt));
- DebugPortHandle = (UINTN)Mailbox->DebugPortHandle + ((UINTN)(MailboxLocationInHob) - (UINTN)MailboxLocationInIdt);
- UpdateMailboxContent (Mailbox, DEBUG_MAILBOX_DEBUG_PORT_HANDLE_INDEX, DebugPortHandle);
- *MailboxLocationInHob = (UINT64)(UINTN)Mailbox;
- SetLocationSavedMailboxPointerInIdtEntry (MailboxLocationInHob);
- //
- // Clean CheckMailboxInHob flag
- //
- Mailbox->DebugFlag.Bits.CheckMailboxInHob = 0;
- UpdateMailboxChecksum (Mailbox);
- }
-
- return Mailbox;
-}
-
-/**
- Get debug port handle.
-
- @return Debug port handle.
-
-**/
-DEBUG_PORT_HANDLE
-GetDebugPortHandle (
- VOID
- )
-{
- DEBUG_AGENT_MAILBOX *DebugAgentMailbox;
-
- DebugAgentMailbox = GetMailboxPointer ();
-
- return (DEBUG_PORT_HANDLE) (UINTN)(DebugAgentMailbox->DebugPortHandle);
-}
-
-/**
- Debug Agent provided notify callback function on Memory Discovered PPI.
-
- @param[in] PeiServices Indirect reference to the PEI Services Table.
- @param[in] NotifyDescriptor Address of the notification descriptor data structure.
- @param[in] Ppi Address of the PPI that was installed.
-
- @retval EFI_SUCCESS If the function completed successfully.
-
-**/
-EFI_STATUS
-EFIAPI
-DebugAgentCallbackMemoryDiscoveredPpi (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
- IN VOID *Ppi
- )
-{
- EFI_STATUS Status;
- DEBUG_AGENT_MAILBOX *Mailbox;
- BOOLEAN InterruptStatus;
- EFI_PHYSICAL_ADDRESS Address;
- DEBUG_AGENT_MAILBOX *NewMailbox;
- UINT64 *MailboxLocationInHob;
-
- //
- // Save and disable original interrupt status
- //
- InterruptStatus = SaveAndDisableInterrupts ();
-
- //
- // Allocate ACPI NVS memory for new Mailbox and Debug Port Handle buffer
- //
- Status = PeiServicesAllocatePages (
- EfiACPIMemoryNVS,
- EFI_SIZE_TO_PAGES (sizeof(DEBUG_AGENT_MAILBOX) + PcdGet16(PcdDebugPortHandleBufferSize)),
- &Address
- );
- ASSERT_EFI_ERROR (Status);
- NewMailbox = (DEBUG_AGENT_MAILBOX *) (UINTN) Address;
- //
- // Copy Mailbox and Debug Port Handle buffer to new location in ACPI NVS memory, because original Mailbox
- // and Debug Port Handle buffer in the allocated pool that may be marked as free by DXE Core after DXE Core
- // reallocates the HOB.
- //
- Mailbox = GetMailboxPointer ();
- CopyMem (NewMailbox, Mailbox, sizeof (DEBUG_AGENT_MAILBOX));
- CopyMem (NewMailbox + 1, (VOID *)(UINTN)Mailbox->DebugPortHandle, PcdGet16(PcdDebugPortHandleBufferSize));
- //
- // Update Mailbox Location pointer in GUIDed HOB and IDT entry with new one
- //
- MailboxLocationInHob = GetMailboxLocationFromHob ();
- ASSERT (MailboxLocationInHob != NULL);
- *MailboxLocationInHob = (UINT64)(UINTN)NewMailbox;
- SetLocationSavedMailboxPointerInIdtEntry (MailboxLocationInHob);
- //
- // Update Debug Port Handle in new Mailbox
- //
- UpdateMailboxContent (NewMailbox, DEBUG_MAILBOX_DEBUG_PORT_HANDLE_INDEX, (UINT64)(UINTN)(NewMailbox + 1));
- //
- // Set physical memory ready flag
- //
- SetDebugFlag (DEBUG_AGENT_FLAG_MEMORY_READY, 1);
-
- if (IsHostAttached ()) {
- //
- // Trigger one software interrupt to inform HOST
- //
- TriggerSoftInterrupt (MEMORY_READY_SIGNATURE);
- }
-
- //
- // Restore interrupt state.
- //
- SetInterruptState (InterruptStatus);
-
- return EFI_SUCCESS;
-}
-
-/**
- Initialize debug agent.
-
- This function is used to set up debug environment for SEC and PEI phase.
-
- If InitFlag is DEBUG_AGENT_INIT_PREMEM_SEC, it will overirde IDT table entries
- and initialize debug port. It will enable interrupt to support break-in feature.
- It will set up debug agent Mailbox in cache-as-ramfrom. It will be called before
- physical memory is ready.
- If InitFlag is DEBUG_AGENT_INIT_POSTMEM_SEC, debug agent will build one GUIDed
- HOB to copy debug agent Mailbox. It will be called after physical memory is ready.
-
- This function is used to set up debug environment to support source level debugging.
- If certain Debug Agent Library instance has to save some private data in the stack,
- this function must work on the mode that doesn't return to the caller, then
- the caller needs to wrap up all rest of logic after InitializeDebugAgent() into one
- function and pass it into InitializeDebugAgent(). InitializeDebugAgent() is
- responsible to invoke the passing-in function at the end of InitializeDebugAgent().
-
- If the parameter Function is not NULL, Debug Agent Library instance will invoke it by
- passing in the Context to be its parameter.
-
- If Function() is NULL, Debug Agent Library instance will return after setup debug
- environment.
-
- @param[in] InitFlag Init flag is used to decide the initialize process.
- @param[in] Context Context needed according to InitFlag; it was optional.
- @param[in] Function Continue function called by debug agent library; it was
- optional.
-
-**/
-VOID
-EFIAPI
-InitializeDebugAgent (
- IN UINT32 InitFlag,
- IN VOID *Context, OPTIONAL
- IN DEBUG_AGENT_CONTINUE Function OPTIONAL
- )
-{
- DEBUG_AGENT_MAILBOX *Mailbox;
- DEBUG_AGENT_MAILBOX *NewMailbox;
- DEBUG_AGENT_MAILBOX MailboxInStack;
- DEBUG_AGENT_PHASE2_CONTEXT Phase2Context;
- DEBUG_AGENT_CONTEXT_POSTMEM_SEC *DebugAgentContext;
- EFI_STATUS Status;
- IA32_DESCRIPTOR *Ia32Idtr;
- IA32_IDT_ENTRY *Ia32IdtEntry;
- UINT64 DebugPortHandle;
- UINT64 MailboxLocation;
- UINT64 *MailboxLocationPointer;
- EFI_PHYSICAL_ADDRESS Address;
- UINT32 DebugTimerFrequency;
- BOOLEAN CpuInterruptState;
-
- //
- // Disable interrupts and save current interrupt state
- //
- CpuInterruptState = SaveAndDisableInterrupts();
-
- switch (InitFlag) {
-
- case DEBUG_AGENT_INIT_PREMEM_SEC:
-
- InitializeDebugIdt ();
-
- MailboxLocation = (UINT64)(UINTN)&MailboxInStack;
- Mailbox = &MailboxInStack;
- ZeroMem ((VOID *) Mailbox, sizeof (DEBUG_AGENT_MAILBOX));
- //
- // Get and save debug port handle and set the length of memory block.
- //
- SetLocationSavedMailboxPointerInIdtEntry (&MailboxLocation);
- //
- // Force error message could be printed during the first shakehand between Target/HOST.
- //
- SetDebugFlag (DEBUG_AGENT_FLAG_PRINT_ERROR_LEVEL, DEBUG_AGENT_ERROR);
- //
- // Save init arch type when debug agent initialized
- //
- SetDebugFlag (DEBUG_AGENT_FLAG_INIT_ARCH, DEBUG_ARCH_SYMBOL);
- //
- // Initialize Debug Timer hardware and save its frequency
- //
- InitializeDebugTimer (&DebugTimerFrequency, TRUE);
- UpdateMailboxContent (Mailbox, DEBUG_MAILBOX_DEBUG_TIMER_FREQUENCY, DebugTimerFrequency);
-
- Phase2Context.InitFlag = InitFlag;
- Phase2Context.Context = Context;
- Phase2Context.Function = Function;
- DebugPortInitialize ((VOID *) &Phase2Context, InitializeDebugAgentPhase2);
- //
- // If reaches here, it means Debug Port initialization failed.
- //
- DEBUG ((EFI_D_ERROR, "Debug Agent: Debug port initialization failed.\n"));
-
- break;
-
- case DEBUG_AGENT_INIT_POSTMEM_SEC:
- Mailbox = GetMailboxPointer ();
- //
- // Memory has been ready
- //
- SetDebugFlag (DEBUG_AGENT_FLAG_MEMORY_READY, 1);
- if (IsHostAttached ()) {
- //
- // Trigger one software interrupt to inform HOST
- //
- TriggerSoftInterrupt (MEMORY_READY_SIGNATURE);
- }
- //
- // Install Vector Handoff Info PPI to persist vectors used by Debug Agent
- //
- Status = PeiServicesInstallPpi (&mVectorHandoffInfoPpiList[0]);
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_ERROR, "DebugAgent: Failed to install Vector Handoff Info PPI!\n"));
- CpuDeadLoop ();
- }
- //
- // Fix up Debug Port handle address and mailbox address
- //
- DebugAgentContext = (DEBUG_AGENT_CONTEXT_POSTMEM_SEC *) Context;
- if (DebugAgentContext != NULL) {
- DebugPortHandle = (UINT64)(UINT32)(Mailbox->DebugPortHandle + DebugAgentContext->StackMigrateOffset);
- UpdateMailboxContent (Mailbox, DEBUG_MAILBOX_DEBUG_PORT_HANDLE_INDEX, DebugPortHandle);
- Mailbox = (DEBUG_AGENT_MAILBOX *) ((UINTN) Mailbox + DebugAgentContext->StackMigrateOffset);
- MailboxLocation = (UINT64)(UINTN)Mailbox;
- //
- // Build mailbox location in HOB and fix-up its address
- //
- MailboxLocationPointer = BuildGuidDataHob (
- &gEfiDebugAgentGuid,
- &MailboxLocation,
- sizeof (UINT64)
- );
- MailboxLocationPointer = (UINT64 *) ((UINTN) MailboxLocationPointer + DebugAgentContext->HeapMigrateOffset);
- } else {
- //
- // DebugAgentContext is NULL. Then, Mailbox can directly be copied into memory.
- // Allocate ACPI NVS memory for new Mailbox and Debug Port Handle buffer
- //
- Status = PeiServicesAllocatePages (
- EfiACPIMemoryNVS,
- EFI_SIZE_TO_PAGES (sizeof(DEBUG_AGENT_MAILBOX) + PcdGet16(PcdDebugPortHandleBufferSize)),
- &Address
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_ERROR, "DebugAgent: Failed to allocate pages!\n"));
- CpuDeadLoop ();
- }
- NewMailbox = (DEBUG_AGENT_MAILBOX *) (UINTN) Address;
- //
- // Copy Mailbox and Debug Port Handle buffer to new location in ACPI NVS memory, because original Mailbox
- // and Debug Port Handle buffer in the allocated pool that may be marked as free by DXE Core after DXE Core
- // reallocates the HOB.
- //
- CopyMem (NewMailbox, Mailbox, sizeof (DEBUG_AGENT_MAILBOX));
- CopyMem (NewMailbox + 1, (VOID *)(UINTN)Mailbox->DebugPortHandle, PcdGet16(PcdDebugPortHandleBufferSize));
- UpdateMailboxContent (NewMailbox, DEBUG_MAILBOX_DEBUG_PORT_HANDLE_INDEX, (UINT64)(UINTN)(NewMailbox + 1));
- MailboxLocation = (UINT64)(UINTN)NewMailbox;
- //
- // Build mailbox location in HOB
- //
- MailboxLocationPointer = BuildGuidDataHob (
- &gEfiDebugAgentGuid,
- &MailboxLocation,
- sizeof (UINT64)
- );
- }
- //
- // Update IDT entry to save the location saved mailbox pointer
- //
- SetLocationSavedMailboxPointerInIdtEntry (MailboxLocationPointer);
- break;
-
- case DEBUG_AGENT_INIT_PEI:
- if (Context == NULL) {
- DEBUG ((EFI_D_ERROR, "DebugAgent: Input parameter Context cannot be NULL!\n"));
- CpuDeadLoop ();
- }
- //
- // Check if Debug Agent has initialized before
- //
- if (IsDebugAgentInitialzed()) {
- DEBUG ((EFI_D_WARN, "Debug Agent: It has already initialized in SEC Core!\n"));
- break;
- }
- //
- // Install Vector Handoff Info PPI to persist vectors used by Debug Agent
- //
- Status = PeiServicesInstallPpi (&mVectorHandoffInfoPpiList[0]);
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_ERROR, "DebugAgent: Failed to install Vector Handoff Info PPI!\n"));
- CpuDeadLoop ();
- }
- //
- // Set up IDT entries
- //
- InitializeDebugIdt ();
- //
- // Build mailbox in HOB and setup Mailbox Set In Pei flag
- //
- Mailbox = AllocateZeroPool (sizeof (DEBUG_AGENT_MAILBOX));
- if (Mailbox == NULL) {
- DEBUG ((EFI_D_ERROR, "DebugAgent: Failed to allocate memory!\n"));
- CpuDeadLoop ();
- } else {
- MailboxLocation = (UINT64)(UINTN)Mailbox;
- MailboxLocationPointer = BuildGuidDataHob (
- &gEfiDebugAgentGuid,
- &MailboxLocation,
- sizeof (UINT64)
- );
- //
- // Initialize Debug Timer hardware and save its frequency
- //
- InitializeDebugTimer (&DebugTimerFrequency, TRUE);
- UpdateMailboxContent (Mailbox, DEBUG_MAILBOX_DEBUG_TIMER_FREQUENCY, DebugTimerFrequency);
- //
- // Update IDT entry to save the location pointer saved mailbox pointer
- //
- SetLocationSavedMailboxPointerInIdtEntry (MailboxLocationPointer);
- }
- //
- // Save init arch type when debug agent initialized
- //
- SetDebugFlag (DEBUG_AGENT_FLAG_INIT_ARCH, DEBUG_ARCH_SYMBOL);
- //
- // Register for a callback once memory has been initialized.
- // If memery has been ready, the callback funtion will be invoked immediately
- //
- Status = PeiServicesNotifyPpi (&mMemoryDiscoveredNotifyList[0]);
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_ERROR, "DebugAgent: Failed to register memory discovered callback function!\n"));
- CpuDeadLoop ();
- }
- //
- // Set HOB check flag if memory has not been ready yet
- //
- if (GetDebugFlag (DEBUG_AGENT_FLAG_MEMORY_READY) == 0) {
- SetDebugFlag (DEBUG_AGENT_FLAG_CHECK_MAILBOX_IN_HOB, 1);
- }
-
- Phase2Context.InitFlag = InitFlag;
- Phase2Context.Context = Context;
- Phase2Context.Function = Function;
- DebugPortInitialize ((VOID *) &Phase2Context, InitializeDebugAgentPhase2);
-
- FindAndReportModuleImageInfo (4);
-
- break;
-
- case DEBUG_AGENT_INIT_THUNK_PEI_IA32TOX64:
- if (Context == NULL) {
- DEBUG ((EFI_D_ERROR, "DebugAgent: Input parameter Context cannot be NULL!\n"));
- CpuDeadLoop ();
- } else {
- Ia32Idtr = (IA32_DESCRIPTOR *) Context;
- Ia32IdtEntry = (IA32_IDT_ENTRY *)(Ia32Idtr->Base);
- MailboxLocationPointer = (UINT64 *) ((UINTN) Ia32IdtEntry[DEBUG_MAILBOX_VECTOR].Bits.OffsetLow +
- ((UINTN) Ia32IdtEntry[DEBUG_MAILBOX_VECTOR].Bits.OffsetHigh << 16));
- Mailbox = (DEBUG_AGENT_MAILBOX *) (UINTN)(*MailboxLocationPointer);
- //
- // Mailbox should valid and setup before executing thunk code
- //
- VerifyMailboxChecksum (Mailbox);
-
- DebugPortHandle = (UINT64) (UINTN)DebugPortInitialize ((VOID *)(UINTN)Mailbox->DebugPortHandle, NULL);
- UpdateMailboxContent (Mailbox, DEBUG_MAILBOX_DEBUG_PORT_HANDLE_INDEX, DebugPortHandle);
- //
- // Set up IDT entries
- //
- InitializeDebugIdt ();
- //
- // Update IDT entry to save location pointer saved the mailbox pointer
- //
- SetLocationSavedMailboxPointerInIdtEntry (MailboxLocationPointer);
-
- FindAndReportModuleImageInfo (4);
- }
- break;
-
- default:
- //
- // Only DEBUG_AGENT_INIT_PREMEM_SEC and DEBUG_AGENT_INIT_POSTMEM_SEC are allowed for this
- // Debug Agent library instance.
- //
- DEBUG ((EFI_D_ERROR, "Debug Agent: The InitFlag value is not allowed!\n"));
- CpuDeadLoop ();
- break;
- }
-
- if (InitFlag == DEBUG_AGENT_INIT_POSTMEM_SEC) {
- //
- // Restore CPU Interrupt state and keep debug timer interrupt state as is
- // in DEBUG_AGENT_INIT_POSTMEM_SEC case
- //
- SetInterruptState (CpuInterruptState);
- } else {
- //
- // Enable Debug Timer interrupt
- //
- SaveAndSetDebugTimerInterrupt (TRUE);
- //
- // Enable CPU interrupts so debug timer interrupts can be delivered
- //
- EnableInterrupts ();
- }
- //
- // If Function is not NULL, invoke it always whatever debug agent was initialized sucesssfully or not.
- //
- if (Function != NULL) {
- Function (Context);
- }
- //
- // Set return status for DEBUG_AGENT_INIT_PEI
- //
- if (InitFlag == DEBUG_AGENT_INIT_PEI && Context != NULL) {
- *(EFI_STATUS *)Context = EFI_SUCCESS;
- }
-}
-
-/**
- Caller provided function to be invoked at the end of DebugPortInitialize().
-
- Refer to the description for DebugPortInitialize() for more details.
-
- @param[in] Context The first input argument of DebugPortInitialize().
- @param[in] DebugPortHandle Debug port handle created by Debug Communication Library.
-
-**/
-VOID
-EFIAPI
-InitializeDebugAgentPhase2 (
- IN VOID *Context,
- IN DEBUG_PORT_HANDLE DebugPortHandle
- )
-{
- DEBUG_AGENT_PHASE2_CONTEXT *Phase2Context;
- UINT64 *MailboxLocation;
- DEBUG_AGENT_MAILBOX *Mailbox;
- EFI_SEC_PEI_HAND_OFF *SecCoreData;
- UINT16 BufferSize;
- UINT64 NewDebugPortHandle;
-
- Phase2Context = (DEBUG_AGENT_PHASE2_CONTEXT *) Context;
- MailboxLocation = GetLocationSavedMailboxPointerInIdtEntry ();
- Mailbox = (DEBUG_AGENT_MAILBOX *)(UINTN)(*MailboxLocation);
- BufferSize = PcdGet16(PcdDebugPortHandleBufferSize);
- if (Phase2Context->InitFlag == DEBUG_AGENT_INIT_PEI && BufferSize != 0) {
- NewDebugPortHandle = (UINT64)(UINTN)AllocateCopyPool (BufferSize, DebugPortHandle);
- } else {
- NewDebugPortHandle = (UINT64)(UINTN)DebugPortHandle;
- }
- UpdateMailboxContent (Mailbox, DEBUG_MAILBOX_DEBUG_PORT_HANDLE_INDEX, NewDebugPortHandle);
-
- //
- // Trigger one software interrupt to inform HOST
- //
- TriggerSoftInterrupt (SYSTEM_RESET_SIGNATURE);
-
- if (Phase2Context->InitFlag == DEBUG_AGENT_INIT_PREMEM_SEC) {
- //
- // If Temporary RAM region is below 128 MB, then send message to
- // host to disable low memory filtering.
- //
- SecCoreData = (EFI_SEC_PEI_HAND_OFF *)Phase2Context->Context;
- if ((UINTN)SecCoreData->TemporaryRamBase < BASE_128MB && IsHostAttached ()) {
- SetDebugFlag (DEBUG_AGENT_FLAG_MEMORY_READY, 1);
- TriggerSoftInterrupt (MEMORY_READY_SIGNATURE);
- }
- //
- // Enable Debug Timer interrupt
- //
- SaveAndSetDebugTimerInterrupt (TRUE);
- //
- // Enable CPU interrupts so debug timer interrupts can be delivered
- //
- EnableInterrupts ();
- //
- // Call continuation function if it is not NULL.
- //
- Phase2Context->Function (Phase2Context->Context);
- }
-}
diff --git a/Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.h b/Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.h deleted file mode 100644 index 300bc35c40..0000000000 --- a/Core/SourceLevelDebugPkg/Library/DebugAgent/SecPeiDebugAgent/SecPeiDebugAgentLib.h +++ /dev/null @@ -1,65 +0,0 @@ -/** @file
- Header file for Sec Core Debug Agent Library instance.
-
- Copyright (c) 2010 - 2013, Intel Corporation. All rights reserved.<BR>
- 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.
-
-**/
-
-#ifndef _SEC_CORE_DEBUG_AGENT_LIB_H_
-#define _SEC_CORE_DEBUG_AGENT_LIB_H_
-
-#include <PiPei.h>
-#include <Ppi/MemoryDiscovered.h>
-#include <Library/PeiServicesLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include "DebugAgent.h"
-
-typedef struct {
- UINT32 InitFlag;
- VOID *Context;
- DEBUG_AGENT_CONTINUE Function;
-} DEBUG_AGENT_PHASE2_CONTEXT;
-
-/**
- Caller provided function to be invoked at the end of DebugPortInitialize().
-
- Refer to the description for DebugPortInitialize() for more details.
-
- @param[in] Context The first input argument of DebugPortInitialize().
- @param[in] DebugPortHandle Debug port handle created by Debug Communication Library.
-
-**/
-VOID
-EFIAPI
-InitializeDebugAgentPhase2 (
- IN VOID *Context,
- IN DEBUG_PORT_HANDLE DebugPortHandle
- );
-
-/**
- Debug Agent provided notify callback function on Memory Discovered PPI.
-
- @param[in] PeiServices Indirect reference to the PEI Services Table.
- @param[in] NotifyDescriptor Address of the notification descriptor data structure.
- @param[in] Ppi Address of the PPI that was installed.
-
- @retval EFI_SUCCESS If the function completed successfully.
-
-**/
-EFI_STATUS
-EFIAPI
-DebugAgentCallbackMemoryDiscoveredPpi (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
- IN VOID *Ppi
- );
-
-#endif
-
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