diff options
Diffstat (limited to 'DuetPkg')
| -rw-r--r-- | DuetPkg/CpuDxe/Cpu.c | 1225 | ||||
| -rw-r--r-- | DuetPkg/CpuDxe/Cpu.inf | 58 | ||||
| -rw-r--r-- | DuetPkg/CpuDxe/CpuDxe.h | 149 | ||||
| -rw-r--r-- | DuetPkg/CpuDxe/Ia32/CpuInterrupt.S | 961 | ||||
| -rw-r--r-- | DuetPkg/CpuDxe/Ia32/CpuInterrupt.asm | 835 | ||||
| -rw-r--r-- | DuetPkg/CpuDxe/X64/CpuInterrupt.S | 1096 | ||||
| -rw-r--r-- | DuetPkg/CpuDxe/X64/CpuInterrupt.asm | 938 | ||||
| -rw-r--r-- | DuetPkg/DuetPkg.fdf | 2 | ||||
| -rw-r--r-- | DuetPkg/DuetPkgIa32.dsc | 3 | ||||
| -rw-r--r-- | DuetPkg/DuetPkgX64.dsc | 3 |
10 files changed, 5 insertions, 5265 deletions
diff --git a/DuetPkg/CpuDxe/Cpu.c b/DuetPkg/CpuDxe/Cpu.c deleted file mode 100644 index 8f44b97dd..000000000 --- a/DuetPkg/CpuDxe/Cpu.c +++ /dev/null @@ -1,1225 +0,0 @@ -/*++
-
-Copyright (c) 2006, 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.
-
-Module Name:
- Cpu.c
-
-Abstract:
-
---*/
-
-#include "CpuDxe.h"
-
-//
-// Global Variables
-//
-
-BOOLEAN mInterruptState = FALSE;
-extern UINT32 mExceptionCodeSize;
-UINTN mTimerVector = 0;
-volatile EFI_CPU_INTERRUPT_HANDLER mTimerHandler = NULL;
-EFI_LEGACY_8259_PROTOCOL *gLegacy8259 = NULL;
-THUNK_CONTEXT mThunkContext;
-#define EFI_CPU_EFLAGS_IF 0x200
-
-VOID
-InitializeBiosIntCaller (
- VOID
- );
-
-BOOLEAN
-EFIAPI
-LegacyBiosInt86 (
- IN UINT8 BiosInt,
- IN EFI_IA32_REGISTER_SET *Regs
- );
-
-//
-// The Cpu Architectural Protocol that this Driver produces
-//
-EFI_HANDLE mHandle = NULL;
-EFI_CPU_ARCH_PROTOCOL mCpu = {
- CpuFlushCpuDataCache,
- CpuEnableInterrupt,
- CpuDisableInterrupt,
- CpuGetInterruptState,
- CpuInit,
- CpuRegisterInterruptHandler,
- CpuGetTimerValue,
- CpuSetMemoryAttributes,
- 1, // NumberOfTimers
- 4, // DmaBufferAlignment
-};
-
-EFI_STATUS
-EFIAPI
-CpuFlushCpuDataCache (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_PHYSICAL_ADDRESS Start,
- IN UINT64 Length,
- IN EFI_CPU_FLUSH_TYPE FlushType
- )
-/*++
-
-Routine Description:
- Flush CPU data cache. If the instruction cache is fully coherent
- with all DMA operations then function can just return EFI_SUCCESS.
-
-Arguments:
- This - Protocol instance structure
- Start - Physical address to start flushing from.
- Length - Number of bytes to flush. Round up to chipset
- granularity.
- FlushType - Specifies the type of flush operation to perform.
-
-Returns:
-
- EFI_SUCCESS - If cache was flushed
- EFI_UNSUPPORTED - If flush type is not supported.
- EFI_DEVICE_ERROR - If requested range could not be flushed.
-
---*/
-{
- if (FlushType == EfiCpuFlushTypeWriteBackInvalidate) {
- AsmWbinvd ();
- return EFI_SUCCESS;
- } else if (FlushType == EfiCpuFlushTypeInvalidate) {
- AsmInvd ();
- return EFI_SUCCESS;
- } else {
- return EFI_UNSUPPORTED;
- }
-}
-
-
-EFI_STATUS
-EFIAPI
-CpuEnableInterrupt (
- IN EFI_CPU_ARCH_PROTOCOL *This
- )
-/*++
-
-Routine Description:
- Enables CPU interrupts.
-
-Arguments:
- This - Protocol instance structure
-
-Returns:
- EFI_SUCCESS - If interrupts were enabled in the CPU
- EFI_DEVICE_ERROR - If interrupts could not be enabled on the CPU.
-
---*/
-{
- EnableInterrupts ();
-
- mInterruptState = TRUE;
- return EFI_SUCCESS;
-}
-
-
-EFI_STATUS
-EFIAPI
-CpuDisableInterrupt (
- IN EFI_CPU_ARCH_PROTOCOL *This
- )
-/*++
-
-Routine Description:
- Disables CPU interrupts.
-
-Arguments:
- This - Protocol instance structure
-
-Returns:
- EFI_SUCCESS - If interrupts were disabled in the CPU.
- EFI_DEVICE_ERROR - If interrupts could not be disabled on the CPU.
-
---*/
-{
- DisableInterrupts ();
-
- mInterruptState = FALSE;
- return EFI_SUCCESS;
-}
-
-
-EFI_STATUS
-EFIAPI
-CpuGetInterruptState (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- OUT BOOLEAN *State
- )
-/*++
-
-Routine Description:
- Return the state of interrupts.
-
-Arguments:
- This - Protocol instance structure
- State - Pointer to the CPU's current interrupt state
-
-Returns:
- EFI_SUCCESS - If interrupts were disabled in the CPU.
- EFI_INVALID_PARAMETER - State is NULL.
-
---*/
-{
- if (State == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- *State = mInterruptState;
- return EFI_SUCCESS;
-}
-
-
-EFI_STATUS
-EFIAPI
-CpuInit (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_CPU_INIT_TYPE InitType
- )
-
-/*++
-
-Routine Description:
- Generates an INIT to the CPU
-
-Arguments:
- This - Protocol instance structure
- InitType - Type of CPU INIT to perform
-
-Returns:
- EFI_SUCCESS - If CPU INIT occurred. This value should never be
- seen.
- EFI_DEVICE_ERROR - If CPU INIT failed.
- EFI_NOT_SUPPORTED - Requested type of CPU INIT not supported.
-
---*/
-{
- return EFI_UNSUPPORTED;
-}
-
-
-EFI_STATUS
-EFIAPI
-CpuRegisterInterruptHandler (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
- )
-/*++
-
-Routine Description:
- Registers a function to be called from the CPU interrupt handler.
-
-Arguments:
- This - Protocol instance structure
- InterruptType - Defines which interrupt to hook. IA-32 valid range
- is 0x00 through 0xFF
- InterruptHandler - A pointer to a function of type
- EFI_CPU_INTERRUPT_HANDLER that is called when a
- processor interrupt occurs. A null pointer
- is an error condition.
-
-Returns:
- EFI_SUCCESS - If handler installed or uninstalled.
- EFI_ALREADY_STARTED - InterruptHandler is not NULL, and a handler for
- InterruptType was previously installed
- EFI_INVALID_PARAMETER - InterruptHandler is NULL, and a handler for
- InterruptType was not previously installed.
- EFI_UNSUPPORTED - The interrupt specified by InterruptType is not
- supported.
-
---*/
-{
- if ((InterruptType < 0) || (InterruptType >= INTERRUPT_VECTOR_NUMBER)) {
- return EFI_UNSUPPORTED;
- }
- if ((UINTN)(UINT32)InterruptType != mTimerVector) {
- return EFI_UNSUPPORTED;
- }
- if ((mTimerHandler == NULL) && (InterruptHandler == NULL)) {
- return EFI_INVALID_PARAMETER;
- } else if ((mTimerHandler != NULL) && (InterruptHandler != NULL)) {
- return EFI_ALREADY_STARTED;
- }
- mTimerHandler = InterruptHandler;
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-CpuGetTimerValue (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN UINT32 TimerIndex,
- OUT UINT64 *TimerValue,
- OUT UINT64 *TimerPeriod OPTIONAL
- )
-/*++
-
-Routine Description:
- Returns a timer value from one of the CPU's internal timers. There is no
- inherent time interval between ticks but is a function of the CPU
- frequency.
-
-Arguments:
- This - Protocol instance structure
- TimerIndex - Specifies which CPU timer ie requested
- TimerValue - Pointer to the returned timer value
- TimerPeriod -
-
-Returns:
- EFI_SUCCESS - If the CPU timer count was returned.
- EFI_UNSUPPORTED - If the CPU does not have any readable timers
- EFI_DEVICE_ERROR - If an error occurred reading the timer.
- EFI_INVALID_PARAMETER - TimerIndex is not valid
-
---*/
-{
- if (TimerValue == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (TimerIndex == 0) {
- *TimerValue = AsmReadTsc ();
- if (TimerPeriod != NULL) {
- //
- // BugBug: Hard coded. Don't know how to do this generically
- //
- *TimerPeriod = 1000000000;
- }
- return EFI_SUCCESS;
- }
- return EFI_INVALID_PARAMETER;
-}
-
-EFI_STATUS
-EFIAPI
-CpuSetMemoryAttributes (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- IN UINT64 Length,
- IN UINT64 Attributes
- )
-/*++
-
-Routine Description:
- Set memory cacheability attributes for given range of memeory
-
-Arguments:
- This - Protocol instance structure
- BaseAddress - Specifies the start address of the memory range
- Length - Specifies the length of the memory range
- Attributes - The memory cacheability for the memory range
-
-Returns:
- EFI_SUCCESS - If the cacheability of that memory range is set successfully
- EFI_UNSUPPORTED - If the desired operation cannot be done
- EFI_INVALID_PARAMETER - The input parameter is not correct, such as Length = 0
-
---*/
-{
- return EFI_UNSUPPORTED;
-}
-
-#if CPU_EXCEPTION_DEBUG_OUTPUT
-VOID
-DumpExceptionDataDebugOut (
- IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_SYSTEM_CONTEXT SystemContext
- )
-{
- UINT32 ErrorCodeFlag;
-
- ErrorCodeFlag = 0x00027d00;
-
-#ifdef MDE_CPU_IA32
- DEBUG ((
- EFI_D_ERROR,
- "!!!! IA32 Exception Type - %08x !!!!\n",
- InterruptType
- ));
- DEBUG ((
- EFI_D_ERROR,
- "EIP - %08x, CS - %08x, EFLAGS - %08x\n",
- SystemContext.SystemContextIa32->Eip,
- SystemContext.SystemContextIa32->Cs,
- SystemContext.SystemContextIa32->Eflags
- ));
- if (ErrorCodeFlag & (1 << InterruptType)) {
- DEBUG ((
- EFI_D_ERROR,
- "ExceptionData - %08x\n",
- SystemContext.SystemContextIa32->ExceptionData
- ));
- }
- DEBUG ((
- EFI_D_ERROR,
- "EAX - %08x, ECX - %08x, EDX - %08x, EBX - %08x\n",
- SystemContext.SystemContextIa32->Eax,
- SystemContext.SystemContextIa32->Ecx,
- SystemContext.SystemContextIa32->Edx,
- SystemContext.SystemContextIa32->Ebx
- ));
- DEBUG ((
- EFI_D_ERROR,
- "ESP - %08x, EBP - %08x, ESI - %08x, EDI - %08x\n",
- SystemContext.SystemContextIa32->Esp,
- SystemContext.SystemContextIa32->Ebp,
- SystemContext.SystemContextIa32->Esi,
- SystemContext.SystemContextIa32->Edi
- ));
- DEBUG ((
- EFI_D_ERROR,
- "DS - %08x, ES - %08x, FS - %08x, GS - %08x, SS - %08x\n",
- SystemContext.SystemContextIa32->Ds,
- SystemContext.SystemContextIa32->Es,
- SystemContext.SystemContextIa32->Fs,
- SystemContext.SystemContextIa32->Gs,
- SystemContext.SystemContextIa32->Ss
- ));
- DEBUG ((
- EFI_D_ERROR,
- "GDTR - %08x %08x, IDTR - %08x %08x\n",
- SystemContext.SystemContextIa32->Gdtr[0],
- SystemContext.SystemContextIa32->Gdtr[1],
- SystemContext.SystemContextIa32->Idtr[0],
- SystemContext.SystemContextIa32->Idtr[1]
- ));
- DEBUG ((
- EFI_D_ERROR,
- "LDTR - %08x, TR - %08x\n",
- SystemContext.SystemContextIa32->Ldtr,
- SystemContext.SystemContextIa32->Tr
- ));
- DEBUG ((
- EFI_D_ERROR,
- "CR0 - %08x, CR2 - %08x, CR3 - %08x, CR4 - %08x\n",
- SystemContext.SystemContextIa32->Cr0,
- SystemContext.SystemContextIa32->Cr2,
- SystemContext.SystemContextIa32->Cr3,
- SystemContext.SystemContextIa32->Cr4
- ));
- DEBUG ((
- EFI_D_ERROR,
- "DR0 - %08x, DR1 - %08x, DR2 - %08x, DR3 - %08x\n",
- SystemContext.SystemContextIa32->Dr0,
- SystemContext.SystemContextIa32->Dr1,
- SystemContext.SystemContextIa32->Dr2,
- SystemContext.SystemContextIa32->Dr3
- ));
- DEBUG ((
- EFI_D_ERROR,
- "DR6 - %08x, DR7 - %08x\n",
- SystemContext.SystemContextIa32->Dr6,
- SystemContext.SystemContextIa32->Dr7
- ));
-#else
- DEBUG ((
- EFI_D_ERROR,
- "!!!! X64 Exception Type - %016lx !!!!\n",
- (UINT64)InterruptType
- ));
- DEBUG ((
- EFI_D_ERROR,
- "RIP - %016lx, CS - %016lx, RFLAGS - %016lx\n",
- SystemContext.SystemContextX64->Rip,
- SystemContext.SystemContextX64->Cs,
- SystemContext.SystemContextX64->Rflags
- ));
- if (ErrorCodeFlag & (1 << InterruptType)) {
- DEBUG ((
- EFI_D_ERROR,
- "ExceptionData - %016lx\n",
- SystemContext.SystemContextX64->ExceptionData
- ));
- }
- DEBUG ((
- EFI_D_ERROR,
- "RAX - %016lx, RCX - %016lx, RDX - %016lx\n",
- SystemContext.SystemContextX64->Rax,
- SystemContext.SystemContextX64->Rcx,
- SystemContext.SystemContextX64->Rdx
- ));
- DEBUG ((
- EFI_D_ERROR,
- "RBX - %016lx, RSP - %016lx, RBP - %016lx\n",
- SystemContext.SystemContextX64->Rbx,
- SystemContext.SystemContextX64->Rsp,
- SystemContext.SystemContextX64->Rbp
- ));
- DEBUG ((
- EFI_D_ERROR,
- "RSI - %016lx, RDI - %016lx\n",
- SystemContext.SystemContextX64->Rsi,
- SystemContext.SystemContextX64->Rdi
- ));
- DEBUG ((
- EFI_D_ERROR,
- "R8 - %016lx, R9 - %016lx, R10 - %016lx\n",
- SystemContext.SystemContextX64->R8,
- SystemContext.SystemContextX64->R9,
- SystemContext.SystemContextX64->R10
- ));
- DEBUG ((
- EFI_D_ERROR,
- "R11 - %016lx, R12 - %016lx, R13 - %016lx\n",
- SystemContext.SystemContextX64->R11,
- SystemContext.SystemContextX64->R12,
- SystemContext.SystemContextX64->R13
- ));
- DEBUG ((
- EFI_D_ERROR,
- "R14 - %016lx, R15 - %016lx\n",
- SystemContext.SystemContextX64->R14,
- SystemContext.SystemContextX64->R15
- ));
- DEBUG ((
- EFI_D_ERROR,
- "DS - %016lx, ES - %016lx, FS - %016lx\n",
- SystemContext.SystemContextX64->Ds,
- SystemContext.SystemContextX64->Es,
- SystemContext.SystemContextX64->Fs
- ));
- DEBUG ((
- EFI_D_ERROR,
- "GS - %016lx, SS - %016lx\n",
- SystemContext.SystemContextX64->Gs,
- SystemContext.SystemContextX64->Ss
- ));
- DEBUG ((
- EFI_D_ERROR,
- "GDTR - %016lx %016lx, LDTR - %016lx\n",
- SystemContext.SystemContextX64->Gdtr[0],
- SystemContext.SystemContextX64->Gdtr[1],
- SystemContext.SystemContextX64->Ldtr
- ));
- DEBUG ((
- EFI_D_ERROR,
- "IDTR - %016lx %016lx, TR - %016lx\n",
- SystemContext.SystemContextX64->Idtr[0],
- SystemContext.SystemContextX64->Idtr[1],
- SystemContext.SystemContextX64->Tr
- ));
- DEBUG ((
- EFI_D_ERROR,
- "CR0 - %016lx, CR2 - %016lx, CR3 - %016lx\n",
- SystemContext.SystemContextX64->Cr0,
- SystemContext.SystemContextX64->Cr2,
- SystemContext.SystemContextX64->Cr3
- ));
- DEBUG ((
- EFI_D_ERROR,
- "CR4 - %016lx, CR8 - %016lx\n",
- SystemContext.SystemContextX64->Cr4,
- SystemContext.SystemContextX64->Cr8
- ));
- DEBUG ((
- EFI_D_ERROR,
- "DR0 - %016lx, DR1 - %016lx, DR2 - %016lx\n",
- SystemContext.SystemContextX64->Dr0,
- SystemContext.SystemContextX64->Dr1,
- SystemContext.SystemContextX64->Dr2
- ));
- DEBUG ((
- EFI_D_ERROR,
- "DR3 - %016lx, DR6 - %016lx, DR7 - %016lx\n",
- SystemContext.SystemContextX64->Dr3,
- SystemContext.SystemContextX64->Dr6,
- SystemContext.SystemContextX64->Dr7
- ));
-#endif
- return ;
-}
-#endif
-
-
-VOID
-DumpExceptionDataVgaOut (
- IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_SYSTEM_CONTEXT SystemContext
- )
-{
- UINTN COLUMN_MAX;
- UINTN ROW_MAX;
- UINT32 ErrorCodeFlag;
- CHAR16 *VideoBufferBase;
- CHAR16 *VideoBuffer;
- UINTN Index;
-
- COLUMN_MAX = 80;
- ROW_MAX = 25;
- ErrorCodeFlag = 0x00027d00;
- VideoBufferBase = (CHAR16 *) (UINTN) 0xb8000;
- VideoBuffer = (CHAR16 *) (UINTN) 0xb8000;
-
-#ifdef MDE_CPU_IA32
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "!!!! IA32 Exception Type - %08x !!!!",
- InterruptType
- );
- VideoBuffer += COLUMN_MAX;
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "EIP - %08x, CS - %08x, EFLAGS - %08x",
- SystemContext.SystemContextIa32->Eip,
- SystemContext.SystemContextIa32->Cs,
- SystemContext.SystemContextIa32->Eflags
- );
- VideoBuffer += COLUMN_MAX;
- if (ErrorCodeFlag & (1 << InterruptType)) {
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "ExceptionData - %08x",
- SystemContext.SystemContextIa32->ExceptionData
- );
- VideoBuffer += COLUMN_MAX;
- }
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "EAX - %08x, ECX - %08x, EDX - %08x, EBX - %08x",
- SystemContext.SystemContextIa32->Eax,
- SystemContext.SystemContextIa32->Ecx,
- SystemContext.SystemContextIa32->Edx,
- SystemContext.SystemContextIa32->Ebx
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "ESP - %08x, EBP - %08x, ESI - %08x, EDI - %08x",
- SystemContext.SystemContextIa32->Esp,
- SystemContext.SystemContextIa32->Ebp,
- SystemContext.SystemContextIa32->Esi,
- SystemContext.SystemContextIa32->Edi
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "DS - %08x, ES - %08x, FS - %08x, GS - %08x, SS - %08x",
- SystemContext.SystemContextIa32->Ds,
- SystemContext.SystemContextIa32->Es,
- SystemContext.SystemContextIa32->Fs,
- SystemContext.SystemContextIa32->Gs,
- SystemContext.SystemContextIa32->Ss
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "GDTR - %08x %08x, IDTR - %08x %08x",
- SystemContext.SystemContextIa32->Gdtr[0],
- SystemContext.SystemContextIa32->Gdtr[1],
- SystemContext.SystemContextIa32->Idtr[0],
- SystemContext.SystemContextIa32->Idtr[1]
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "LDTR - %08x, TR - %08x",
- SystemContext.SystemContextIa32->Ldtr,
- SystemContext.SystemContextIa32->Tr
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "CR0 - %08x, CR2 - %08x, CR3 - %08x, CR4 - %08x",
- SystemContext.SystemContextIa32->Cr0,
- SystemContext.SystemContextIa32->Cr2,
- SystemContext.SystemContextIa32->Cr3,
- SystemContext.SystemContextIa32->Cr4
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "DR0 - %08x, DR1 - %08x, DR2 - %08x, DR3 - %08x",
- SystemContext.SystemContextIa32->Dr0,
- SystemContext.SystemContextIa32->Dr1,
- SystemContext.SystemContextIa32->Dr2,
- SystemContext.SystemContextIa32->Dr3
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "DR6 - %08x, DR7 - %08x",
- SystemContext.SystemContextIa32->Dr6,
- SystemContext.SystemContextIa32->Dr7
- );
- VideoBuffer += COLUMN_MAX;
-#else
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "!!!! X64 Exception Type - %016lx !!!!",
- (UINT64)InterruptType
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "RIP - %016lx, CS - %016lx, RFLAGS - %016lx",
- SystemContext.SystemContextX64->Rip,
- SystemContext.SystemContextX64->Cs,
- SystemContext.SystemContextX64->Rflags
- );
- VideoBuffer += COLUMN_MAX;
-
- if (ErrorCodeFlag & (1 << InterruptType)) {
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "ExceptionData - %016lx",
- SystemContext.SystemContextX64->ExceptionData
- );
- VideoBuffer += COLUMN_MAX;
- }
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "RAX - %016lx, RCX - %016lx, RDX - %016lx",
- SystemContext.SystemContextX64->Rax,
- SystemContext.SystemContextX64->Rcx,
- SystemContext.SystemContextX64->Rdx
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "RBX - %016lx, RSP - %016lx, RBP - %016lx",
- SystemContext.SystemContextX64->Rbx,
- SystemContext.SystemContextX64->Rsp,
- SystemContext.SystemContextX64->Rbp
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "RSI - %016lx, RDI - %016lx",
- SystemContext.SystemContextX64->Rsi,
- SystemContext.SystemContextX64->Rdi
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "R8 - %016lx, R9 - %016lx, R10 - %016lx",
- SystemContext.SystemContextX64->R8,
- SystemContext.SystemContextX64->R9,
- SystemContext.SystemContextX64->R10
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "R11 - %016lx, R12 - %016lx, R13 - %016lx",
- SystemContext.SystemContextX64->R11,
- SystemContext.SystemContextX64->R12,
- SystemContext.SystemContextX64->R13
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "R14 - %016lx, R15 - %016lx",
- SystemContext.SystemContextX64->R14,
- SystemContext.SystemContextX64->R15
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "DS - %016lx, ES - %016lx, FS - %016lx",
- SystemContext.SystemContextX64->Ds,
- SystemContext.SystemContextX64->Es,
- SystemContext.SystemContextX64->Fs
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "GS - %016lx, SS - %016lx",
- SystemContext.SystemContextX64->Gs,
- SystemContext.SystemContextX64->Ss
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "GDTR - %016lx %016lx, LDTR - %016lx",
- SystemContext.SystemContextX64->Gdtr[0],
- SystemContext.SystemContextX64->Gdtr[1],
- SystemContext.SystemContextX64->Ldtr
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "IDTR - %016lx %016lx, TR - %016lx",
- SystemContext.SystemContextX64->Idtr[0],
- SystemContext.SystemContextX64->Idtr[1],
- SystemContext.SystemContextX64->Tr
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "CR0 - %016lx, CR2 - %016lx, CR3 - %016lx",
- SystemContext.SystemContextX64->Cr0,
- SystemContext.SystemContextX64->Cr2,
- SystemContext.SystemContextX64->Cr3
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "CR4 - %016lx, CR8 - %016lx",
- SystemContext.SystemContextX64->Cr4,
- SystemContext.SystemContextX64->Cr8
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "DR0 - %016lx, DR1 - %016lx, DR2 - %016lx",
- SystemContext.SystemContextX64->Dr0,
- SystemContext.SystemContextX64->Dr1,
- SystemContext.SystemContextX64->Dr2
- );
- VideoBuffer += COLUMN_MAX;
-
- UnicodeSPrintAsciiFormat (
- VideoBuffer,
- COLUMN_MAX * sizeof (CHAR16),
- "DR3 - %016lx, DR6 - %016lx, DR7 - %016lx",
- SystemContext.SystemContextX64->Dr3,
- SystemContext.SystemContextX64->Dr6,
- SystemContext.SystemContextX64->Dr7
- );
- VideoBuffer += COLUMN_MAX;
-#endif
-
- for (Index = 0; Index < COLUMN_MAX * ROW_MAX; Index ++) {
- if (Index > (UINTN)(VideoBuffer - VideoBufferBase)) {
- VideoBufferBase[Index] = 0x0c20;
- } else {
- VideoBufferBase[Index] |= 0x0c00;
- }
- }
-
- return ;
-}
-
-#if CPU_EXCEPTION_VGA_SWITCH
-UINT16
-SwitchVideoMode (
- UINT16 NewVideoMode
- )
-/*++
-Description
- Switch Video Mode from current mode to new mode, and return the old mode.
- Use Thuink
-
-Arguments
- NewVideoMode - new video mode want to set
-
-Return
- UINT16 - (UINT16) -1 indicates failure
- Other value indicates the old mode, which can be used for restore later
-
---*/
-{
- EFI_STATUS Status;
- EFI_LEGACY_BIOS_THUNK_PROTOCOL *LegacyBios;
- EFI_IA32_REGISTER_SET Regs;
- UINT16 OriginalVideoMode = (UINT16) -1;
-
-
- //
- // VESA SuperVGA BIOS - GET CURRENT VIDEO MODE
- // AX = 4F03h
- // Return:AL = 4Fh if function supported
- // AH = status 00h successful
- // BX = video mode (see #0082,#0083)
- //
- gBS->SetMem (&Regs, sizeof (Regs), 0);
- Regs.X.AX = 0x4F03;
- LegacyBiosInt86 (0x10, &Regs);
- if (Regs.X.AX == 0x004F) {
- OriginalVideoMode = Regs.X.BX;
- } else {
- //
- // VIDEO - GET CURRENT VIDEO MODE
- // AH = 0Fh
- // Return:AH = number of character columns
- // AL = display mode (see #0009 at AH=00h)
- // BH = active page (see AH=05h)
- //
- gBS->SetMem (&Regs, sizeof (Regs), 0);
- Regs.H.AH = 0x0F;
- LegacyBiosInt86 (0x10, &Regs);
- OriginalVideoMode = Regs.H.AL;
- }
-
- //
- // Set new video mode
- //
- if (NewVideoMode < 0x100) {
- //
- // Set the 80x25 Text VGA Mode: Assume successful always
- //
- // VIDEO - SET VIDEO MODE
- // AH = 00h
- // AL = desired video mode (see #0009)
- // Return:AL = video mode flag (Phoenix, AMI BIOS)
- // 20h mode > 7
- // 30h modes 0-5 and 7
- // 3Fh mode 6
- // AL = CRT controller mode byte (Phoenix 386 BIOS v1.10)
- //
- gBS->SetMem (&Regs, sizeof (Regs), 0);
- Regs.H.AH = 0x00;
- Regs.H.AL = (UINT8) NewVideoMode;
- LegacyBiosInt86 (0x10, &Regs);
-
- //
- // VIDEO - TEXT-MODE CHARGEN - LOAD ROM 8x16 CHARACTER SET (VGA)
- // AX = 1114h
- // BL = block to load
- // Return:Nothing
- //
- gBS->SetMem (&Regs, sizeof (Regs), 0);
- Regs.H.AH = 0x11;
- Regs.H.AL = 0x14;
- Regs.H.BL = 0;
- LegacyBiosInt86 (0x10, &Regs);
- } else {
- //
- // VESA SuperVGA BIOS - SET SuperVGA VIDEO MODE
- // AX = 4F02h
- // BX = mode (see #0082,#0083)
- // bit 15 set means don't clear video memory
- // bit 14 set means enable linear framebuffer mode (VBE v2.0+)
- // Return:AL = 4Fh if function supported
- // AH = status
- // 00h successful
- // 01h failed
- //
- gBS->SetMem (&Regs, sizeof (Regs), 0);
- Regs.X.AX = 0x4F02;
- Regs.X.BX = NewVideoMode;
- LegacyBiosInt86 (0x10, &Regs);
- if (Regs.X.AX != 0x004F) {
- DEBUG ((EFI_D_ERROR, "SORRY: Cannot set to video mode: 0x%04X!\n", NewVideoMode));
- return (UINT16) -1;
- }
- }
-
- return OriginalVideoMode;
-}
-#endif
-
-VOID
-ExceptionHandler (
- IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_SYSTEM_CONTEXT SystemContext
- )
-{
-#if CPU_EXCEPTION_VGA_SWITCH
- UINT16 VideoMode;
-#endif
-
-#if CPU_EXCEPTION_DEBUG_OUTPUT
- DumpExceptionDataDebugOut (InterruptType, SystemContext);
-#endif
-
-#if CPU_EXCEPTION_VGA_SWITCH
- //
- // Switch to text mode for RED-SCREEN output
- //
- VideoMode = SwitchVideoMode (0x83);
- if (VideoMode == (UINT16) -1) {
- DEBUG ((EFI_D_ERROR, "Video Mode Unknown!\n"));
- }
-#endif
-
- DumpExceptionDataVgaOut (InterruptType, SystemContext);
-
- //
- // Use this macro to hang so that the compiler does not optimize out
- // the following RET instructions. This allows us to return if we
- // have a debugger attached.
- //
- CpuDeadLoop ();
-
-#if CPU_EXCEPTION_VGA_SWITCH
- //
- // Switch back to the old video mode
- //
- if (VideoMode != (UINT16)-1) {
- SwitchVideoMode (VideoMode);
- }
-#endif
-
- return ;
-}
-
-VOID
-TimerHandler (
- IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_SYSTEM_CONTEXT SystemContext
- )
-{
- if (mTimerHandler != NULL) {
- mTimerHandler (InterruptType, SystemContext);
- }
-}
-
-EFI_STATUS
-EFIAPI
-InitializeCpu (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-/*++
-
-Routine Description:
- Initialize the state information for the CPU Architectural Protocol
-
-Arguments:
- ImageHandle of the loaded driver
- Pointer to the System Table
-
-Returns:
- EFI_SUCCESS - thread can be successfully created
- EFI_OUT_OF_RESOURCES - cannot allocate protocol data structure
- EFI_DEVICE_ERROR - cannot create the thread
-
---*/
-{
- EFI_STATUS Status;
- EFI_8259_IRQ Irq;
- UINT32 InterruptVector;
-
- //
- // Find the Legacy8259 protocol.
- //
- Status = gBS->LocateProtocol (&gEfiLegacy8259ProtocolGuid, NULL, (VOID **) &gLegacy8259);
- ASSERT_EFI_ERROR (Status);
-
- //
- // Get the interrupt vector number corresponding to IRQ0 from the 8259 driver
- //
- Status = gLegacy8259->GetVector (gLegacy8259, Efi8259Irq0, (UINT8 *) &mTimerVector);
- ASSERT_EFI_ERROR (Status);
-
- //
- // Reload GDT, IDT
- //
- InitDescriptor ();
-
- //
- // Install Exception Handler (0x00 ~ 0x1F)
- //
- for (InterruptVector = 0; InterruptVector < 0x20; InterruptVector++) {
- InstallInterruptHandler (
- InterruptVector,
- (VOID (*)(VOID))(UINTN)((UINTN)SystemExceptionHandler + mExceptionCodeSize * InterruptVector)
- );
- }
-
- //
- // Install Timer Handler
- //
- InstallInterruptHandler (mTimerVector, SystemTimerHandler);
-
- //
- // BUGBUG: We add all other interrupt vector
- //
- for (Irq = Efi8259Irq1; Irq <= Efi8259Irq15; Irq++) {
- InterruptVector = 0;
- Status = gLegacy8259->GetVector (gLegacy8259, Irq, (UINT8 *) &InterruptVector);
- ASSERT_EFI_ERROR (Status);
- InstallInterruptHandler (InterruptVector, SystemTimerHandler);
- }
-
- InitializeBiosIntCaller();
-
- //
- // Install CPU Architectural Protocol and the thunk protocol
- //
- mHandle = NULL;
- Status = gBS->InstallMultipleProtocolInterfaces (
- &mHandle,
- &gEfiCpuArchProtocolGuid,
- &mCpu,
- NULL
- );
- ASSERT_EFI_ERROR (Status);
-
- return EFI_SUCCESS;
-}
-
-VOID
-InitializeBiosIntCaller (
- VOID
- )
-{
- EFI_STATUS Status;
- UINT32 RealModeBufferSize;
- UINT32 ExtraStackSize;
- EFI_PHYSICAL_ADDRESS LegacyRegionBase;
-
- //
- // Get LegacyRegion
- //
- AsmGetThunk16Properties (&RealModeBufferSize, &ExtraStackSize);
-
- LegacyRegionBase = 0x100000;
- Status = gBS->AllocatePages (
- AllocateMaxAddress,
- EfiACPIMemoryNVS,
- EFI_SIZE_TO_PAGES(RealModeBufferSize + ExtraStackSize + 200),
- &LegacyRegionBase
- );
- ASSERT_EFI_ERROR (Status);
-
- mThunkContext.RealModeBuffer = (VOID*)(UINTN)LegacyRegionBase;
- mThunkContext.RealModeBufferSize = EFI_PAGES_TO_SIZE (RealModeBufferSize);
- mThunkContext.ThunkAttributes = 3;
- AsmPrepareThunk16(&mThunkContext);
-
-}
-
-BOOLEAN
-EFIAPI
-LegacyBiosInt86 (
- IN UINT8 BiosInt,
- IN EFI_IA32_REGISTER_SET *Regs
- )
-{
- UINTN Status;
- UINTN Eflags;
- IA32_REGISTER_SET ThunkRegSet;
- BOOLEAN Ret;
- UINT16 *Stack16;
-
- Regs->X.Flags.Reserved1 = 1;
- Regs->X.Flags.Reserved2 = 0;
- Regs->X.Flags.Reserved3 = 0;
- Regs->X.Flags.Reserved4 = 0;
- Regs->X.Flags.IOPL = 3;
- Regs->X.Flags.NT = 0;
- Regs->X.Flags.IF = 1;
- Regs->X.Flags.TF = 0;
- Regs->X.Flags.CF = 0;
-
- ZeroMem (&ThunkRegSet, sizeof (ThunkRegSet));
- ThunkRegSet.E.EDI = Regs->E.EDI;
- ThunkRegSet.E.ESI = Regs->E.ESI;
- ThunkRegSet.E.EBP = Regs->E.EBP;
- ThunkRegSet.E.EBX = Regs->E.EBX;
- ThunkRegSet.E.EDX = Regs->E.EDX;
- ThunkRegSet.E.ECX = Regs->E.ECX;
- ThunkRegSet.E.EAX = Regs->E.EAX;
- ThunkRegSet.E.DS = Regs->E.DS;
- ThunkRegSet.E.ES = Regs->E.ES;
-
- CopyMem (&(ThunkRegSet.E.EFLAGS), &(Regs->E.EFlags), sizeof (UINT32));
-
- //
- // The call to Legacy16 is a critical section to EFI
- //
- Eflags = AsmReadEflags ();
- if ((Eflags | EFI_CPU_EFLAGS_IF) != 0) {
- DisableInterrupts ();
- }
-
- //
- // Set Legacy16 state. 0x08, 0x70 is legacy 8259 vector bases.
- //
- Status = gLegacy8259->SetMode (gLegacy8259, Efi8259LegacyMode, NULL, NULL);
- ASSERT_EFI_ERROR (Status);
-
- Stack16 = (UINT16 *)((UINT8 *) mThunkContext.RealModeBuffer + mThunkContext.RealModeBufferSize - sizeof (UINT16));
- Stack16 -= sizeof (ThunkRegSet.E.EFLAGS) / sizeof (UINT16);
- CopyMem (Stack16, &ThunkRegSet.E.EFLAGS, sizeof (ThunkRegSet.E.EFLAGS));
-
- ThunkRegSet.E.SS = (UINT16) (((UINTN) Stack16 >> 16) << 12);
- ThunkRegSet.E.ESP = (UINT16) (UINTN) Stack16;
- ThunkRegSet.E.Eip = (UINT16)((UINT32 *)NULL)[BiosInt];
- ThunkRegSet.E.CS = (UINT16)(((UINT32 *)NULL)[BiosInt] >> 16);
- mThunkContext.RealModeState = &ThunkRegSet;
- AsmThunk16 (&mThunkContext);
-
- //
- // Restore protected mode interrupt state
- //
- Status = gLegacy8259->SetMode (gLegacy8259, Efi8259ProtectedMode, NULL, NULL);
- ASSERT_EFI_ERROR (Status);
-
- //
- // End critical section
- //
- if ((Eflags | EFI_CPU_EFLAGS_IF) != 0) {
- EnableInterrupts ();
- }
-
- Regs->E.EDI = ThunkRegSet.E.EDI;
- Regs->E.ESI = ThunkRegSet.E.ESI;
- Regs->E.EBP = ThunkRegSet.E.EBP;
- Regs->E.EBX = ThunkRegSet.E.EBX;
- Regs->E.EDX = ThunkRegSet.E.EDX;
- Regs->E.ECX = ThunkRegSet.E.ECX;
- Regs->E.EAX = ThunkRegSet.E.EAX;
- Regs->E.SS = ThunkRegSet.E.SS;
- Regs->E.CS = ThunkRegSet.E.CS;
- Regs->E.DS = ThunkRegSet.E.DS;
- Regs->E.ES = ThunkRegSet.E.ES;
-
- CopyMem (&(Regs->E.EFlags), &(ThunkRegSet.E.EFLAGS), sizeof (UINT32));
-
- Ret = (BOOLEAN) (Regs->E.EFlags.CF == 1);
-
- return Ret;
-}
diff --git a/DuetPkg/CpuDxe/Cpu.inf b/DuetPkg/CpuDxe/Cpu.inf deleted file mode 100644 index e2724a1fd..000000000 --- a/DuetPkg/CpuDxe/Cpu.inf +++ /dev/null @@ -1,58 +0,0 @@ -## @file
-#
-# Copyright (c) 2006 - 2010, 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.
-#
-# Module Name:
-# Cpu.inf
-#
-# Abstract:
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = Cpu
- FILE_GUID = 10527025-78B2-4d3e-A9DF-41E75C220F5A
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
-
- ENTRY_POINT = InitializeCpu
-
-[Packages]
- DuetPkg/DuetPkg.dec
- MdePkg/MdePkg.dec
- IntelFrameworkPkg/IntelFrameworkPkg.dec
-
-[LibraryClasses]
- UefiDriverEntryPoint
- PrintLib
- UefiBootServicesTableLib
- BaseMemoryLib
-
-[Sources.IA32]
- Ia32/CpuInterrupt.asm |INTEL
- Ia32/CpuInterrupt.asm |MSFT
- Ia32/CpuInterrupt.S |GCC
-
-[Sources.X64]
- X64/CpuInterrupt.asm | INTEL
- X64/CpuInterrupt.asm | MSFT
- X64/CpuInterrupt.S |GCC
-
-[Sources]
- Cpu.c
- CpuDxe.h
-
-[Protocols]
- gEfiCpuArchProtocolGuid
- gEfiLegacy8259ProtocolGuid
-
-[Depex]
- gEfiLegacy8259ProtocolGuid
diff --git a/DuetPkg/CpuDxe/CpuDxe.h b/DuetPkg/CpuDxe/CpuDxe.h deleted file mode 100644 index 46eff18d7..000000000 --- a/DuetPkg/CpuDxe/CpuDxe.h +++ /dev/null @@ -1,149 +0,0 @@ -/*++
-
-Copyright (c) 2006, 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.
-
-Module Name:
- CpuDxe.h
-
-Abstract:
-
---*/
-#ifndef _CPU_DXE_H
-#define _CPU_DXE_H
-
-#include <FrameworkDxe.h>
-
-#include <Protocol/Cpu.h>
-#include <Protocol/Legacy8259.h>
-
-#include <Protocol/LegacyBios.h>
-
-
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/PrintLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-
-#define CPU_EXCEPTION_DEBUG_OUTPUT 1
-#define CPU_EXCEPTION_VGA_SWITCH 0
-
-#define INTERRUPT_VECTOR_NUMBER 0x100
-
-//
-// Print primitives
-//
-//#define LEFT_JUSTIFY 0x01
-#define PREFIX_SIGN 0x02
-#define PREFIX_BLANK 0x04
-//#define COMMA_TYPE 0x08
-#define LONG_TYPE 0x10
-//#define PREFIX_ZERO 0x20
-#define OUTPUT_UNICODE 0x40
-//#define RADIX_HEX 0x80
-#define FORMAT_UNICODE 0x100
-#define PAD_TO_WIDTH 0x200
-#define ARGUMENT_UNICODE 0x400
-#define PRECISION 0x800
-#define ARGUMENT_REVERSED 0x1000
-
-//
-// Function declarations
-//
-EFI_STATUS
-EFIAPI
-InitializeCpu (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- );
-
-EFI_STATUS
-EFIAPI
-CpuFlushCpuDataCache (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_PHYSICAL_ADDRESS Start,
- IN UINT64 Length,
- IN EFI_CPU_FLUSH_TYPE FlushType
- );
-
-EFI_STATUS
-EFIAPI
-CpuEnableInterrupt (
- IN EFI_CPU_ARCH_PROTOCOL *This
- );
-
-EFI_STATUS
-EFIAPI
-CpuDisableInterrupt (
- IN EFI_CPU_ARCH_PROTOCOL *This
- );
-
-EFI_STATUS
-EFIAPI
-CpuGetInterruptState (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- OUT BOOLEAN *State
- );
-
-EFI_STATUS
-EFIAPI
-CpuInit (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_CPU_INIT_TYPE InitType
- );
-
-EFI_STATUS
-EFIAPI
-CpuRegisterInterruptHandler (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_EXCEPTION_TYPE InterruptType,
- IN EFI_CPU_INTERRUPT_HANDLER InterruptHandler
- );
-
-EFI_STATUS
-EFIAPI
-CpuGetTimerValue (
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN UINT32 TimerIndex,
- OUT UINT64 *TimerValue,
- OUT UINT64 *TimerPeriod OPTIONAL
- );
-
-EFI_STATUS
-EFIAPI
-CpuSetMemoryAttributes(
- IN EFI_CPU_ARCH_PROTOCOL *This,
- IN EFI_PHYSICAL_ADDRESS BaseAddress,
- IN UINT64 Length,
- IN UINT64 Attributes
- );
-
-VOID
-InstallInterruptHandler (
- UINTN Vector,
- VOID (*Handler)(VOID)
- );
-
-VOID
-SystemExceptionHandler (
- VOID
- );
-
-VOID
-SystemTimerHandler (
- VOID
- );
-
-VOID
-InitDescriptor (
- VOID
- );
-
-#endif
diff --git a/DuetPkg/CpuDxe/Ia32/CpuInterrupt.S b/DuetPkg/CpuDxe/Ia32/CpuInterrupt.S deleted file mode 100644 index 945dcf666..000000000 --- a/DuetPkg/CpuDxe/Ia32/CpuInterrupt.S +++ /dev/null @@ -1,961 +0,0 @@ -#------------------------------------------------------------------------------
-#*
-#* Copyright (c) 2006, 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.
-#*
-#* CpuInterrupt.S
-#*
-#* Abstract:
-#*
-#------------------------------------------------------------------------------
-
-#PUBLIC SystemTimerHandler
-#PUBLIC SystemExceptionHandler
-#EXTERNDEF mExceptionCodeSize:DWORD
-
-#EXTERN TimerHandler: NEAR
-#EXTERN ExceptionHandler: NEAR
-#EXTERN mTimerVector: DWORD
-
- .data
- ASM_GLOBAL ASM_PFX(mExceptionCodeSize)
-ASM_PFX(mExceptionCodeSize): .long 9
-
- .text
- ASM_GLOBAL ASM_PFX(InitDescriptor)
-
-ASM_PFX(InitDescriptor):
- movl $GDT_BASE,%eax # EAX=PHYSICAL address of gdt
- movl %eax, gdtr + 2 # Put address of gdt into the gdtr
- lgdt gdtr
- movl $IDT_BASE,%eax # EAX=PHYSICAL address of idt
- movl %eax, idtr + 2 # Put address of idt into the idtr
- lidt idtr
- ret
-
-# VOID
-# InstallInterruptHandler (
-# UINTN Vector,
-# VOID (*Handler)(VOID)
-# )
- ASM_GLOBAL ASM_PFX(InstallInterruptHandler)
-ASM_PFX(InstallInterruptHandler):
-# Vector:DWORD @ 4(%esp)
-# Handler:DWORD @ 8(%esp)
-
- push %edi
- pushf # save eflags
- cli # turn off interrupts
- subl $6,%esp # open some space on the stack
- movl %esp,%edi
- sidt (%edi) # get fword address of IDT
- movl 2(%edi), %edi # move offset of IDT into EDI
- addl $6,%esp # correct stack
- movl 12(%esp),%eax # Get vector number
- shl $3,%eax # multiply by 8 to get offset
- addl %eax,%edi # add to IDT base to get entry
- movl 16(%esp),%eax # load new address into IDT entry
- movw %ax,(%edi) # write bits 15..0 of offset
- shrl $16,%eax # use ax to copy 31..16 to descriptors
- movw %ax,6(%edi) # write bits 31..16 of offset
- popf # restore flags (possible enabling interrupts)
- pop %edi
- ret
-
- .macro JmpCommonIdtEntry
- # jmp commonIdtEntry - this must be hand coded to keep the assembler from
- # using a 8 bit reletive jump when the entries are
- # within 255 bytes of the common entry. This must
- # be done to maintain the consistency of the size
- # of entry points...
- .byte 0xe9 # jmp 16 bit reletive
- .long commonIdtEntry - . - 4 # offset to jump to
- .endm
-
- .p2align 1
- ASM_GLOBAL ASM_PFX(SystemExceptionHandler)
-ASM_PFX(SystemExceptionHandler):
-INT0:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x0
- JmpCommonIdtEntry
-# db 0e9h # jmp 16 bit reletive
-# dd commonIdtEntry - $ - 4 # offset to jump to
-
-INT1:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x1
- JmpCommonIdtEntry
-
-INT2:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x2
- JmpCommonIdtEntry
-
-INT3:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x3
- JmpCommonIdtEntry
-
-INT4:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x4
- JmpCommonIdtEntry
-
-INT5:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x5
- JmpCommonIdtEntry
-
-INT6:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x6
- JmpCommonIdtEntry
-
-INT7:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x7
- JmpCommonIdtEntry
-
-INT8:
-# Double fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- pushl $0x8
- JmpCommonIdtEntry
-
-INT9:
- pushl $0x0 # push error code place holder on the stack
- pushl $0x9
- JmpCommonIdtEntry
-
-INT10:
-# Invalid TSS causes an error code to be pushed so no phony push necessary
- nop
- nop
- pushl $10
- JmpCommonIdtEntry
-
-INT11:
-# Segment Not Present causes an error code to be pushed so no phony push necessary
- nop
- nop
- pushl $11
- JmpCommonIdtEntry
-
-INT12:
-# Stack fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- pushl $12
- JmpCommonIdtEntry
-
-INT13:
-# GP fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- pushl $13
- JmpCommonIdtEntry
-
-INT14:
-# Page fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- pushl $14
- JmpCommonIdtEntry
-
-INT15:
- pushl $0x0 # push error code place holder on the stack
- pushl $15
- JmpCommonIdtEntry
-
-INT16:
- pushl $0x0 # push error code place holder on the stack
- pushl $16
- JmpCommonIdtEntry
-
-INT17:
-# Alignment check causes an error code to be pushed so no phony push necessary
- nop
- nop
- pushl $17
- JmpCommonIdtEntry
-
-INT18:
- pushl $0x0 # push error code place holder on the stack
- pushl $18
- JmpCommonIdtEntry
-
-INT19:
- pushl $0x0 # push error code place holder on the stack
- pushl $19
- JmpCommonIdtEntry
-
-INTUnknown:
- # The following segment repeats (32 - 20) times:
- # No. 1
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 2
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 3
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 4
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 5
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 6
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 7
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 8
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 9
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 10
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 11
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 12
- pushl $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
-
-
- ASM_GLOBAL ASM_PFX(SystemTimerHandler)
-ASM_PFX(SystemTimerHandler):
- pushl $0
- pushl $ASM_PFX(mTimerVector)
- JmpCommonIdtEntry
-
-commonIdtEntry:
-# +---------------------+
-# + EFlags +
-# +---------------------+
-# + CS +
-# +---------------------+
-# + EIP +
-# +---------------------+
-# + Error Code +
-# +---------------------+
-# + Vector Number +
-# +---------------------+
-# + EBP +
-# +---------------------+ <-- EBP
-
- cli
- push %ebp
- movl %esp,%ebp
-
- #
- # Align stack to make sure that EFI_FX_SAVE_STATE_IA32 of EFI_SYSTEM_CONTEXT_IA32
- # is 16-byte aligned
- #
- andl $0xfffffff0,%esp
- subl $12,%esp
-
-## UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax#
- push %eax
- push %ecx
- push %edx
- push %ebx
- leal 6*4(%ebp),%ecx
- push %ecx # ESP
- push (%ebp) # EBP
- push %esi
- push %edi
-
-## UINT32 Gs, Fs, Es, Ds, Cs, Ss#
- movw %ss,%ax
- push %eax
- movzx 4*4(%ebp),%eax
- push %eax
- movw %ds,%ax
- push %eax
- movw %es,%ax
- push %eax
- movw %fs,%ax
- push %eax
- movw %gs,%ax
- push %eax
-
-## UINT32 Eip#
- pushl 3*4(%ebp)
-
-## UINT32 Gdtr[2], Idtr[2]#
- subl $8,%esp
- sidt (%esp)
- subl $8,%esp
- sgdt (%esp)
-
-## UINT32 Ldtr, Tr#
- xorl %eax, %eax
- str %ax
- push %eax
- sldt %eax
- push %eax
-
-## UINT32 EFlags#
- pushl 5*4(%ebp)
-
-## UINT32 Cr0, Cr1, Cr2, Cr3, Cr4#
- mov %cr4,%eax
- orl $0x208,%eax
- mov %eax,%cr4
- push %eax
- mov %cr3,%eax
- push %eax
- mov %cr2,%eax
- push %eax
- xor %eax, %eax
- push %eax
- mov %cr0,%eax
- push %eax
-
-## UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7#
- mov %dr7,%eax
- push %eax
-## clear Dr7 while executing debugger itself
- xor %eax, %eax
- mov %eax,%dr7
-
- mov %dr6,%eax
- push %eax
-## insure all status bits in dr6 are clear...
- xor %eax, %eax
- mov %eax,%dr6
-
- mov %dr3,%eax
- push %eax
- mov %dr2,%eax
- push %eax
- mov %dr1,%eax
- push %eax
- mov %dr0,%eax
- push %eax
-
-## FX_SAVE_STATE_IA32 FxSaveState;
- sub $512,%esp
- mov %esp,%edi
- fxsave (%edi)
-
-## UINT32 ExceptionData;
- pushl 2*4(%ebp)
-
-## Prepare parameter and call
- mov %esp,%edx
- push %edx
- mov 1*4(%ebp),%eax
- push %eax
- cmpl $32,%eax
- jb CallException
- call ASM_PFX(TimerHandler)
- jmp ExceptionDone
-CallException:
- call ASM_PFX(ExceptionHandler)
-ExceptionDone:
- addl $8,%esp
-
- cli
-## UINT32 ExceptionData;
- addl $4,%esp
-
-## FX_SAVE_STATE_IA32 FxSaveState;
- mov %esp,%esi
- fxrstor (%esi)
- addl $512,%esp
-
-#; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
- pop %eax
- mov %eax,%dr0
- pop %eax
- mov %eax,%dr1
- pop %eax
- mov %eax,%dr2
- pop %eax
- mov %eax,%dr3
-## skip restore of dr6. We cleared dr6 during the context save.
- addl $4,%esp
- pop %eax
- mov %eax,%dr7
-
-## UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
- pop %eax
- mov %eax,%cr0
- addl $4,%esp # not for Cr1
- pop %eax
- mov %eax,%cr2
- pop %eax
- mov %eax,%cr3
- pop %eax
- mov %eax,%cr4
-
-## UINT32 EFlags;
- popl 5*4(%ebp)
-
-## UINT32 Ldtr, Tr;
-## UINT32 Gdtr[2], Idtr[2];
-## Best not let anyone mess with these particular registers...
- addl $24,%esp
-
-## UINT32 Eip;
- popl 3*4(%ebp)
-
-## UINT32 Gs, Fs, Es, Ds, Cs, Ss;
-## NOTE - modified segment registers could hang the debugger... We
-## could attempt to insulate ourselves against this possibility,
-## but that poses risks as well.
-##
- pop %gs
- pop %fs
- pop %es
- pop %ds
- popl 4*4(%ebp)
- pop %ss
-
-## UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
- pop %edi
- pop %esi
- addl $4,%esp # not for ebp
- addl $4,%esp # not for esp
- pop %ebx
- pop %edx
- pop %ecx
- pop %eax
-
- mov %ebp,%esp
- pop %ebp
- addl $8,%esp
- iret
-
-
-#;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-# data
-#;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- .data
- .p2align 2
-
-gdtr: .short GDT_END - GDT_BASE - 1 # GDT limit
- .long 0 # (GDT base gets set above)
-#;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-# global descriptor table (GDT)
-#;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- .p2align 2
-
-GDT_BASE:
-# null descriptor
-NULL_SEL = .-GDT_BASE
- .short 0 # limit 15:0
- .short 0 # base 15:0
- .byte 0 # base 23:16
- .byte 0 # type
- .byte 0 # limit 19:16, flags
- .byte 0 # base 31:24
-
-# linear data segment descriptor
-LINEAR_SEL = .-GDT_BASE
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x092 # present, ring 0, data, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# linear code segment descriptor
-LINEAR_CODE_SEL = .-GDT_BASE
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x09A # present, ring 0, data, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# system data segment descriptor
-SYS_DATA_SEL = .-GDT_BASE
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x092 # present, ring 0, data, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# system code segment descriptor
-SYS_CODE_SEL = .-GDT_BASE
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x09A # present, ring 0, data, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# spare segment descriptor
-SPARE3_SEL = .-GDT_BASE
- .short 0 # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0 # present, ring 0, data, expand-up, writable
- .byte 0 # page-granular, 32-bit
- .byte 0
-
-# spare segment descriptor
-SPARE4_SEL = .-GDT_BASE
- .short 0 # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0 # present, ring 0, data, expand-up, writable
- .byte 0 # page-granular, 32-bit
- .byte 0
-
-# spare segment descriptor
-SPARE5_SEL = .-GDT_BASE
- .short 0 # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0 # present, ring 0, data, expand-up, writable
- .byte 0 # page-granular, 32-bit
- .byte 0
-
-GDT_END:
-
- .p2align 2
-
-
-
-idtr: .short IDT_END - IDT_BASE - 1 # IDT limit
- .long 0 # (IDT base gets set above)
-#;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-# interrupt descriptor table (IDT)
-#
-# Note: The hardware IRQ's specified in this table are the normal PC/AT IRQ
-# mappings. This implementation only uses the system timer and all other
-# IRQs will remain masked. The descriptors for vectors 33+ are provided
-# for convenience.
-#;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
-#idt_tag .byte "IDT",0
- .p2align 2
-
-IDT_BASE:
-# divide by zero (INT 0)
-DIV_ZERO_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# debug exception (INT 1)
-DEBUG_EXCEPT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# NMI (INT 2)
-NMI_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# soft breakpoint (INT 3)
-BREAKPOINT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# overflow (INT 4)
-OVERFLOW_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# bounds check (INT 5)
-BOUNDS_CHECK_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# invalid opcode (INT 6)
-INVALID_OPCODE_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# device not available (INT 7)
-DEV_NOT_AVAIL_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# double fault (INT 8)
-DOUBLE_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# Coprocessor segment overrun - reserved (INT 9)
-RSVD_INTR_SEL1 = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# invalid TSS (INT 0ah)
-INVALID_TSS_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# segment not present (INT 0bh)
-SEG_NOT_PRESENT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# stack fault (INT 0ch)
-STACK_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# general protection (INT 0dh)
-GP_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# page fault (INT 0eh)
-PAGE_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# Intel reserved - do not use (INT 0fh)
-RSVD_INTR_SEL2 = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# floating point error (INT 0x10)
-FLT_POINT_ERR_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# alignment check (INT 0x11)
-ALIGNMENT_CHECK_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# machine check (INT 0x12)
-MACHINE_CHECK_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# SIMD floating-point exception (INT 0x13)
-SIMD_EXCEPTION_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
- # The following segment repeats (32 - 20) times:
- # No. 1
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 2
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 3
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 4
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 5
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 6
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 7
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 8
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 9
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 10
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 11
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- # No. 12
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-
-# 72 unspecified descriptors
- .fill 72 * 8, 1, 0
-
-# IRQ 0 (System timer) - (INT 0x68)
-IRQ0_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 1 (8042 Keyboard controller) - (INT 0x69)
-IRQ1_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# Reserved - IRQ 2 redirect (IRQ 2) - DO NOT USE!!! - (INT 6ah)
-IRQ2_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 3 (COM 2) - (INT 6bh)
-IRQ3_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 4 (COM 1) - (INT 6ch)
-IRQ4_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 5 (LPT 2) - (INT 6dh)
-IRQ5_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 6 (Floppy controller) - (INT 6eh)
-IRQ6_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 7 (LPT 1) - (INT 6fh)
-IRQ7_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 8 (RTC Alarm) - (INT 0x70)
-IRQ8_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 9 - (INT 0x71)
-IRQ9_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 10 - (INT 0x72)
-IRQ10_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 11 - (INT 0x73)
-IRQ11_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 12 (PS/2 mouse) - (INT 0x74)
-IRQ12_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 13 (Floating point error) - (INT 0x75)
-IRQ13_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 14 (Secondary IDE) - (INT 0x76)
-IRQ14_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
-# IRQ 15 (Primary IDE) - (INT 0x77)
-IRQ15_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
-
- .fill 1 * 8, 1, 0
-
-IDT_END:
-
diff --git a/DuetPkg/CpuDxe/Ia32/CpuInterrupt.asm b/DuetPkg/CpuDxe/Ia32/CpuInterrupt.asm deleted file mode 100644 index d52022336..000000000 --- a/DuetPkg/CpuDxe/Ia32/CpuInterrupt.asm +++ /dev/null @@ -1,835 +0,0 @@ - TITLE CpuInterrupt.asm:
-;------------------------------------------------------------------------------
-;*
-;* Copyright (c) 2006, 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.
-;*
-;* CpuInterrupt.asm
-;*
-;* Abstract:
-;*
-;------------------------------------------------------------------------------
-
-.686p
-.model flat, C
-
-PUBLIC SystemTimerHandler
-PUBLIC SystemExceptionHandler
-EXTERNDEF mExceptionCodeSize:DWORD
-
-.code
-.stack
-.MMX
-.XMM
-
-EXTERN TimerHandler: NEAR
-EXTERN ExceptionHandler: NEAR
-EXTERN mTimerVector: DWORD
-
-mExceptionCodeSize DD 9
-
-InitDescriptor PROC C
- lea eax, [GDT_BASE] ; EAX=PHYSICAL address of gdt
- mov dword ptr [gdtr + 2],eax ; Put address of gdt into the gdtr
- lgdt fword ptr [gdtr]
- lea eax, [IDT_BASE] ; EAX=PHYSICAL address of idt
- mov dword ptr [idtr + 2],eax ; Put address of idt into the idtr
- lidt fword ptr [idtr]
- ret
-InitDescriptor ENDP
-
-; VOID
-; InstallInterruptHandler (
-; UINTN Vector,
-; VOID (*Handler)(VOID)
-; )
-InstallInterruptHandler PROC C \
- Vector:DWORD, \
- Handler:DWORD
-
- push edi
- pushfd ; save eflags
- cli ; turn off interrupts
- sub esp, 6 ; open some space on the stack
- mov edi, esp
- sidt es:[edi] ; get fword address of IDT
- mov edi, es:[edi+2] ; move offset of IDT into EDI
- add esp, 6 ; correct stack
- mov eax, Vector ; Get vector number
- shl eax, 3 ; multiply by 8 to get offset
- add edi, eax ; add to IDT base to get entry
- mov eax, Handler ; load new address into IDT entry
- mov word ptr es:[edi], ax ; write bits 15..0 of offset
- shr eax, 16 ; use ax to copy 31..16 to descriptors
- mov word ptr es:[edi+6], ax ; write bits 31..16 of offset
- popfd ; restore flags (possible enabling interrupts)
- pop edi
- ret
-
-InstallInterruptHandler ENDP
-
-JmpCommonIdtEntry macro
- ; jmp commonIdtEntry - this must be hand coded to keep the assembler from
- ; using a 8 bit reletive jump when the entries are
- ; within 255 bytes of the common entry. This must
- ; be done to maintain the consistency of the size
- ; of entry points...
- db 0e9h ; jmp 16 bit reletive
- dd commonIdtEntry - $ - 4 ; offset to jump to
-endm
-
- align 02h
-SystemExceptionHandler PROC
-INT0:
- push 0h ; push error code place holder on the stack
- push 0h
- JmpCommonIdtEntry
-; db 0e9h ; jmp 16 bit reletive
-; dd commonIdtEntry - $ - 4 ; offset to jump to
-
-INT1:
- push 0h ; push error code place holder on the stack
- push 1h
- JmpCommonIdtEntry
-
-INT2:
- push 0h ; push error code place holder on the stack
- push 2h
- JmpCommonIdtEntry
-
-INT3:
- push 0h ; push error code place holder on the stack
- push 3h
- JmpCommonIdtEntry
-
-INT4:
- push 0h ; push error code place holder on the stack
- push 4h
- JmpCommonIdtEntry
-
-INT5:
- push 0h ; push error code place holder on the stack
- push 5h
- JmpCommonIdtEntry
-
-INT6:
- push 0h ; push error code place holder on the stack
- push 6h
- JmpCommonIdtEntry
-
-INT7:
- push 0h ; push error code place holder on the stack
- push 7h
- JmpCommonIdtEntry
-
-INT8:
-; Double fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 8h
- JmpCommonIdtEntry
-
-INT9:
- push 0h ; push error code place holder on the stack
- push 9h
- JmpCommonIdtEntry
-
-INT10:
-; Invalid TSS causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 10
- JmpCommonIdtEntry
-
-INT11:
-; Segment Not Present causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 11
- JmpCommonIdtEntry
-
-INT12:
-; Stack fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 12
- JmpCommonIdtEntry
-
-INT13:
-; GP fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 13
- JmpCommonIdtEntry
-
-INT14:
-; Page fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 14
- JmpCommonIdtEntry
-
-INT15:
- push 0h ; push error code place holder on the stack
- push 15
- JmpCommonIdtEntry
-
-INT16:
- push 0h ; push error code place holder on the stack
- push 16
- JmpCommonIdtEntry
-
-INT17:
-; Alignment check causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 17
- JmpCommonIdtEntry
-
-INT18:
- push 0h ; push error code place holder on the stack
- push 18
- JmpCommonIdtEntry
-
-INT19:
- push 0h ; push error code place holder on the stack
- push 19
- JmpCommonIdtEntry
-
-INTUnknown:
-REPEAT (32 - 20)
- push 0h ; push error code place holder on the stack
-; push xxh ; push vector number
- db 06ah
- db ( $ - INTUnknown - 3 ) / 9 + 20 ; vector number
- JmpCommonIdtEntry
-ENDM
-SystemExceptionHandler ENDP
-
-SystemTimerHandler PROC
- push 0
- push mTimerVector
- JmpCommonIdtEntry
-SystemTimerHandler ENDP
-
-commonIdtEntry:
-; +---------------------+
-; + EFlags +
-; +---------------------+
-; + CS +
-; +---------------------+
-; + EIP +
-; +---------------------+
-; + Error Code +
-; +---------------------+
-; + Vector Number +
-; +---------------------+
-; + EBP +
-; +---------------------+ <-- EBP
-
- cli
- push ebp
- mov ebp, esp
-
- ;
- ; Align stack to make sure that EFI_FX_SAVE_STATE_IA32 of EFI_SYSTEM_CONTEXT_IA32
- ; is 16-byte aligned
- ;
- and esp, 0fffffff0h
- sub esp, 12
-
-;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
- push eax
- push ecx
- push edx
- push ebx
- lea ecx, [ebp + 6 * 4]
- push ecx ; ESP
- push dword ptr [ebp] ; EBP
- push esi
- push edi
-
-;; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
- mov eax, ss
- push eax
- movzx eax, word ptr [ebp + 4 * 4]
- push eax
- mov eax, ds
- push eax
- mov eax, es
- push eax
- mov eax, fs
- push eax
- mov eax, gs
- push eax
-
-;; UINT32 Eip;
- push dword ptr [ebp + 3 * 4]
-
-;; UINT32 Gdtr[2], Idtr[2];
- sub esp, 8
- sidt fword ptr [esp]
- sub esp, 8
- sgdt fword ptr [esp]
-
-;; UINT32 Ldtr, Tr;
- xor eax, eax
- str ax
- push eax
- sldt ax
- push eax
-
-;; UINT32 EFlags;
- push dword ptr [ebp + 5 * 4]
-
-;; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
- mov eax, cr4
- or eax, 208h
- mov cr4, eax
- push eax
- mov eax, cr3
- push eax
- mov eax, cr2
- push eax
- xor eax, eax
- push eax
- mov eax, cr0
- push eax
-
-;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
- mov eax, dr7
- push eax
-;; clear Dr7 while executing debugger itself
- xor eax, eax
- mov dr7, eax
-
- mov eax, dr6
- push eax
-;; insure all status bits in dr6 are clear...
- xor eax, eax
- mov dr6, eax
-
- mov eax, dr3
- push eax
- mov eax, dr2
- push eax
- mov eax, dr1
- push eax
- mov eax, dr0
- push eax
-
-;; FX_SAVE_STATE_IA32 FxSaveState;
- sub esp, 512
- mov edi, esp
- db 0fh, 0aeh, 00000111y ;fxsave [edi]
-
-;; UINT32 ExceptionData;
- push dword ptr [ebp + 2 * 4]
-
-;; Prepare parameter and call
- mov edx, esp
- push edx
- mov eax, dword ptr [ebp + 1 * 4]
- push eax
- cmp eax, 32
- jb CallException
- call TimerHandler
- jmp ExceptionDone
-CallException:
- call ExceptionHandler
-ExceptionDone:
- add esp, 8
-
- cli
-;; UINT32 ExceptionData;
- add esp, 4
-
-;; FX_SAVE_STATE_IA32 FxSaveState;
- mov esi, esp
- db 0fh, 0aeh, 00001110y ; fxrstor [esi]
- add esp, 512
-
-;; UINT32 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
- pop eax
- mov dr0, eax
- pop eax
- mov dr1, eax
- pop eax
- mov dr2, eax
- pop eax
- mov dr3, eax
-;; skip restore of dr6. We cleared dr6 during the context save.
- add esp, 4
- pop eax
- mov dr7, eax
-
-;; UINT32 Cr0, Cr1, Cr2, Cr3, Cr4;
- pop eax
- mov cr0, eax
- add esp, 4 ; not for Cr1
- pop eax
- mov cr2, eax
- pop eax
- mov cr3, eax
- pop eax
- mov cr4, eax
-
-;; UINT32 EFlags;
- pop dword ptr [ebp + 5 * 4]
-
-;; UINT32 Ldtr, Tr;
-;; UINT32 Gdtr[2], Idtr[2];
-;; Best not let anyone mess with these particular registers...
- add esp, 24
-
-;; UINT32 Eip;
- pop dword ptr [ebp + 3 * 4]
-
-;; UINT32 Gs, Fs, Es, Ds, Cs, Ss;
-;; NOTE - modified segment registers could hang the debugger... We
-;; could attempt to insulate ourselves against this possibility,
-;; but that poses risks as well.
-;;
- pop gs
- pop fs
- pop es
- pop ds
- pop dword ptr [ebp + 4 * 4]
- pop ss
-
-;; UINT32 Edi, Esi, Ebp, Esp, Ebx, Edx, Ecx, Eax;
- pop edi
- pop esi
- add esp, 4 ; not for ebp
- add esp, 4 ; not for esp
- pop ebx
- pop edx
- pop ecx
- pop eax
-
- mov esp, ebp
- pop ebp
- add esp, 8
- iretd
-
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; data
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- align 02h
-
-gdtr dw GDT_END - GDT_BASE - 1 ; GDT limit
- dd 0 ; (GDT base gets set above)
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; global descriptor table (GDT)
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- align 02h
-
-public GDT_BASE
-GDT_BASE:
-; null descriptor
-NULL_SEL equ $-GDT_BASE
- dw 0 ; limit 15:0
- dw 0 ; base 15:0
- db 0 ; base 23:16
- db 0 ; type
- db 0 ; limit 19:16, flags
- db 0 ; base 31:24
-
-; linear data segment descriptor
-LINEAR_SEL equ $-GDT_BASE
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 092h ; present, ring 0, data, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; linear code segment descriptor
-LINEAR_CODE_SEL equ $-GDT_BASE
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 09Ah ; present, ring 0, data, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; system data segment descriptor
-SYS_DATA_SEL equ $-GDT_BASE
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 092h ; present, ring 0, data, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; system code segment descriptor
-SYS_CODE_SEL equ $-GDT_BASE
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 09Ah ; present, ring 0, data, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; spare segment descriptor
-SPARE3_SEL equ $-GDT_BASE
- dw 0 ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 0 ; present, ring 0, data, expand-up, writable
- db 0 ; page-granular, 32-bit
- db 0
-
-; spare segment descriptor
-SPARE4_SEL equ $-GDT_BASE
- dw 0 ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 0 ; present, ring 0, data, expand-up, writable
- db 0 ; page-granular, 32-bit
- db 0
-
-; spare segment descriptor
-SPARE5_SEL equ $-GDT_BASE
- dw 0 ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 0 ; present, ring 0, data, expand-up, writable
- db 0 ; page-granular, 32-bit
- db 0
-
-GDT_END:
-
- align 02h
-
-
-
-idtr dw IDT_END - IDT_BASE - 1 ; IDT limit
- dd 0 ; (IDT base gets set above)
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; interrupt descriptor table (IDT)
-;
-; Note: The hardware IRQ's specified in this table are the normal PC/AT IRQ
-; mappings. This implementation only uses the system timer and all other
-; IRQs will remain masked. The descriptors for vectors 33+ are provided
-; for convenience.
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
-;idt_tag db "IDT",0
- align 02h
-
-public IDT_BASE
-IDT_BASE:
-; divide by zero (INT 0)
-DIV_ZERO_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; debug exception (INT 1)
-DEBUG_EXCEPT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; NMI (INT 2)
-NMI_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; soft breakpoint (INT 3)
-BREAKPOINT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; overflow (INT 4)
-OVERFLOW_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; bounds check (INT 5)
-BOUNDS_CHECK_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; invalid opcode (INT 6)
-INVALID_OPCODE_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; device not available (INT 7)
-DEV_NOT_AVAIL_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; double fault (INT 8)
-DOUBLE_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; Coprocessor segment overrun - reserved (INT 9)
-RSVD_INTR_SEL1 equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; invalid TSS (INT 0ah)
-INVALID_TSS_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; segment not present (INT 0bh)
-SEG_NOT_PRESENT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; stack fault (INT 0ch)
-STACK_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; general protection (INT 0dh)
-GP_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; page fault (INT 0eh)
-PAGE_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; Intel reserved - do not use (INT 0fh)
-RSVD_INTR_SEL2 equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; floating point error (INT 10h)
-FLT_POINT_ERR_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; alignment check (INT 11h)
-ALIGNMENT_CHECK_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; machine check (INT 12h)
-MACHINE_CHECK_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; SIMD floating-point exception (INT 13h)
-SIMD_EXCEPTION_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-REPEAT (32 - 20)
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-ENDM
-
-; 72 unspecified descriptors
- db (72 * 8) dup(0)
-
-; IRQ 0 (System timer) - (INT 68h)
-IRQ0_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 1 (8042 Keyboard controller) - (INT 69h)
-IRQ1_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; Reserved - IRQ 2 redirect (IRQ 2) - DO NOT USE!!! - (INT 6ah)
-IRQ2_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 3 (COM 2) - (INT 6bh)
-IRQ3_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 4 (COM 1) - (INT 6ch)
-IRQ4_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 5 (LPT 2) - (INT 6dh)
-IRQ5_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 6 (Floppy controller) - (INT 6eh)
-IRQ6_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 7 (LPT 1) - (INT 6fh)
-IRQ7_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 8 (RTC Alarm) - (INT 70h)
-IRQ8_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 9 - (INT 71h)
-IRQ9_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 10 - (INT 72h)
-IRQ10_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 11 - (INT 73h)
-IRQ11_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 12 (PS/2 mouse) - (INT 74h)
-IRQ12_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 13 (Floating point error) - (INT 75h)
-IRQ13_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 14 (Secondary IDE) - (INT 76h)
-IRQ14_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
-; IRQ 15 (Primary IDE) - (INT 77h)
-IRQ15_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
-
- db (1 * 8) dup(0)
-
-IDT_END:
-
-END
diff --git a/DuetPkg/CpuDxe/X64/CpuInterrupt.S b/DuetPkg/CpuDxe/X64/CpuInterrupt.S deleted file mode 100644 index 7b83d0816..000000000 --- a/DuetPkg/CpuDxe/X64/CpuInterrupt.S +++ /dev/null @@ -1,1096 +0,0 @@ -#------------------------------------------------------------------------------
-#*
-#* Copyright (c) 2006 - 2010, 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.
-#*
-#* CpuInterrupt.S
-#*
-#* Abstract:
-#*
-#------------------------------------------------------------------------------
-
-#PUBLIC SystemTimerHandler
-#PUBLIC SystemExceptionHandler
-#EXTERNDEF mExceptionCodeSize:DWORD
-
-#EXTERN TimerHandler: NEAR
-#EXTERN ExceptionHandler: NEAR
-#EXTERN mTimerVector: DWORD
-
- .data
- ASM_GLOBAL ASM_PFX(mExceptionCodeSize)
-ASM_PFX(mExceptionCodeSize): .long 9
-
- .text
- ASM_GLOBAL ASM_PFX(InitDescriptor)
-
-ASM_PFX(InitDescriptor):
- movq $GDT_BASE,%rax # EAX=PHYSICAL address of gdt
- movq %rax, gdtr + 2 # Put address of gdt into the gdtr
- lgdt gdtr
- movq $0x18, %rax
- movq %rax, %gs
- movq %rax, %fs
- movq $IDT_BASE,%rax # EAX=PHYSICAL address of idt
- movq %rax, idtr + 2 # Put address of idt into the idtr
- lidt idtr
- ret
-
-# VOID
-# InstallInterruptHandler (
-# UINTN Vector,
-# VOID (*Handler)(VOID)
-# )
- ASM_GLOBAL ASM_PFX(InstallInterruptHandler)
-ASM_PFX(InstallInterruptHandler):
-# Vector:DWORD @ 4(%esp)
-# Handler:DWORD @ 8(%esp)
- push %rbx
- pushfq # save eflags
- cli # turn off interrupts
- subq $0x10, %rsp # open some space on the stack
- movq %rsp, %rbx
-
- sidt (%rbx) # get fword address of IDT
- movq 2(%rbx), %rbx # move offset of IDT into RBX
- addq $0x10, %rsp # correct stack
- movq %rcx, %rax # Get vector number
- shlq $4, %rax # multiply by 16 to get offset
- addq %rax, %rbx # add to IDT base to get entry
- movq %rdx, %rax # load new address into IDT entry
- movw %ax, (%rbx) # write bits 15..0 of offset
- shrq $16, %rax # use ax to copy 31..16 to descriptors
- movw %ax, 6(%rbx) # write bits 31..16 of offset
- shrq $16, %rax # use eax to copy 63..32 to descriptors
- movl %eax, 8(%rbx) # write bits 63..32 of offset
- popfq # restore flags (possible enabling interrupts)
- pop %rbx
- ret
-
- .macro JmpCommonIdtEntry
- # jmp commonIdtEntry - this must be hand coded to keep the assembler from
- # using a 8 bit reletive jump when the entries are
- # within 255 bytes of the common entry. This must
- # be done to maintain the consistency of the size
- # of entry points...
- .byte 0xe9 # jmp 16 bit reletive
- .long commonIdtEntry - . - 4 # offset to jump to
- .endm
-
- .p2align 1
- ASM_GLOBAL ASM_PFX(SystemExceptionHandler)
-ASM_PFX(SystemExceptionHandler):
-INT0:
- push $0x0 # push error code place holder on the stack
- push $0x0
- JmpCommonIdtEntry
-# db 0e9h # jmp 16 bit reletive
-# dd commonIdtEntry - $ - 4 # offset to jump to
-
-INT1:
- push $0x0 # push error code place holder on the stack
- push $0x1
- JmpCommonIdtEntry
-
-INT2:
- push $0x0 # push error code place holder on the stack
- push $0x2
- JmpCommonIdtEntry
-
-INT3:
- push $0x0 # push error code place holder on the stack
- push $0x3
- JmpCommonIdtEntry
-
-INT4:
- push $0x0 # push error code place holder on the stack
- push $0x4
- JmpCommonIdtEntry
-
-INT5:
- push $0x0 # push error code place holder on the stack
- push $0x5
- JmpCommonIdtEntry
-
-INT6:
- push $0x0 # push error code place holder on the stack
- push $0x6
- JmpCommonIdtEntry
-
-INT7:
- push $0x0 # push error code place holder on the stack
- push $0x7
- JmpCommonIdtEntry
-
-INT8:
-# Double fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push $0x8
- JmpCommonIdtEntry
-
-INT9:
- push $0x0 # push error code place holder on the stack
- push $0x9
- JmpCommonIdtEntry
-
-INT10:
-# Invalid TSS causes an error code to be pushed so no phony push necessary
- nop
- nop
- push $10
- JmpCommonIdtEntry
-
-INT11:
-# Segment Not Present causes an error code to be pushed so no phony push necessary
- nop
- nop
- push $11
- JmpCommonIdtEntry
-
-INT12:
-# Stack fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push $12
- JmpCommonIdtEntry
-
-INT13:
-# GP fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push $13
- JmpCommonIdtEntry
-
-INT14:
-# Page fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push $14
- JmpCommonIdtEntry
-
-INT15:
- push $0x0 # push error code place holder on the stack
- push $15
- JmpCommonIdtEntry
-
-INT16:
- push $0x0 # push error code place holder on the stack
- push $16
- JmpCommonIdtEntry
-
-INT17:
-# Alignment check causes an error code to be pushed so no phony push necessary
- nop
- nop
- push $17
- JmpCommonIdtEntry
-
-INT18:
- push $0x0 # push error code place holder on the stack
- push $18
- JmpCommonIdtEntry
-
-INT19:
- push $0x0 # push error code place holder on the stack
- push $19
- JmpCommonIdtEntry
-
-INTUnknown:
- # The following segment repeats (32 - 20) times:
- # macro .rept isn't used here because Apple GAS compiler doesn't support it.
- # No. 1
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 2
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 3
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 4
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 5
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 6
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 7
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 8
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 9
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 10
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 11
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
- # No. 12
- push $0x0 # push error code place holder on the stack
-# push xxh # push vector number
- .byte 0x6a
- .byte ( . - INTUnknown - 3 ) / 9 + 20 # vector number
- JmpCommonIdtEntry
-
-
- ASM_GLOBAL ASM_PFX(SystemTimerHandler)
-ASM_PFX(SystemTimerHandler):
- push $0
- push $ASM_PFX(mTimerVector)
- JmpCommonIdtEntry
-
-commonIdtEntry:
-# +---------------------+
-# + EFlags +
-# +---------------------+
-# + CS +
-# +---------------------+
-# + EIP +
-# +---------------------+
-# + Error Code +
-# +---------------------+
-# + Vector Number +
-# +---------------------+
-# + EBP +
-# +---------------------+ <-- EBP
-
- cli
- push %rbp
- movq %rsp,%rbp
-
- #
- # Since here the stack pointer is 16-byte aligned, so
- # EFI_FX_SAVE_STATE_X64 of EFI_SYSTEM_CONTEXT_x64
- # is 16-byte aligned
- #
-
-## UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax#
-## UINT64 R8, R9, R10, R11, R12, R13, R14, R15#
- push %r15
- push %r14
- push %r13
- push %r12
- push %r11
- push %r10
- push %r9
- push %r8
- push %rax
- push %rcx
- push %rdx
- push %rbx
- push 6*8(%rbp)
- push (%rbp)
- push %rsi
- push %rdi
-
-## UINT64 Gs, Fs, Es, Ds, Cs, Ss# insure high 16 bits of each is zero
- movzx 7*8(%rbp), %rax
- push %rax # for ss
- movzx 4*8(%rbp), %rax
- push %rax # for cs
- movq %ds, %rax
- push %rax
- movq %es, %rax
- push %rax
- movq %fs, %rax
- push %rax
- movq %gs, %rax
- push %rax
-
-## UINT64 Rip#
- push 3*8(%rbp)
-
-## UINT64 Gdtr[2], Idtr[2]#
- subq $16, %rsp
- sidt (%rsp)
- subq $16, %rsp
- sgdt (%rsp)
-
-## UINT64 Ldtr, Tr#
- xorq %rax, %rax
- str %ax
- push %rax
- sldt %ax
- push %rax
-
-## UINT64 RFlags#
- push 5*8(%rbp)
-
-## UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8#
- movq %cr8, %rax
- push %rax
- movq %cr4, %rax
- orq $0x208, %rax
- movq %rax, %cr4
- push %rax
- movq %cr3, %rax
- push %rax
- movq %cr2, %rax
- push %rax
- xorq %rax, %rax
- push %rax
- movq %cr0, %rax
- push %rax
-
-## UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7#
- movq %dr7, %rax
- push %rax
-
-## clear Dr7 while executing debugger itself
- xorq %rax, %rax
- movq %rax, %dr7
-
- movq %dr6, %rax
- push %rax
-
-## insure all status bits in dr6 are clear...
- xorq %rax, %rax
- movq %rax, %dr6
-
- movq %dr3, %rax
- push %rax
- movq %dr2, %rax
- push %rax
- movq %dr1, %rax
- push %rax
- movq %dr0, %rax
- push %rax
-
-
-## FX_SAVE_STATE_X64 FxSaveState#
- subq $512, %rsp
- movq %rsp, %rdi
- fxsave (%rdi)
-
-## UINT64 ExceptionData#
- push 2*8 (%rbp)
-
-## call into exception handler
-## Prepare parameter and call
- movq 1*8(%rbp), %rcx
- movq %rsp, %rdx
- #
- # Per X64 calling convention, allocate maximum parameter stack space
- # and make sure RSP is 16-byte aligned
- #
- subq $(4*8+8), %rsp
- cmpq $32, %rcx
- jb CallException
- call ASM_PFX(TimerHandler)
- jmp ExceptionDone
-CallException:
- call ASM_PFX(ExceptionHandler)
-ExceptionDone:
- addq $(4*8+8), %rsp
-
- cli
-## UINT64 ExceptionData#
- addq $8, %rsp
-
-## FX_SAVE_STATE_X64 FxSaveState#
- movq %rsp, %rsi
- fxrstor (%esi)
- addq $512, %rsp
-
-
-## UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7#
- pop %rax
- movq %rax, %dr0
- pop %rax
- movq %rax, %dr1
- pop %rax
- movq %rax, %dr2
- pop %rax
- movq %rax, %dr3
-## skip restore of dr6. We cleared dr6 during the context save.
- addq $8, %rsp
- pop %rax
- movq %rax, %dr7
-
-## UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8#
- pop %rax
- movq %rax, %cr0
- addq $8, %rsp # not for Cr1
- pop %rax
- movq %rax, %cr2
- pop %rax
- movq %rax, %cr3
- pop %rax
- movq %rax, %cr4
- pop %rax
- mov %rax, %cr8
-
-## UINT64 RFlags#
- pop 5*8(%rbp)
-
-## UINT64 Ldtr, Tr#
-## UINT64 Gdtr[2], Idtr[2]#
-## Best not let anyone mess with these particular registers...
- addq $48, %rsp
-
-## UINT64 Rip#
- pop 3*8(%rbp)
-
-## UINT64 Gs, Fs, Es, Ds, Cs, Ss#
- pop %rax
- # mov gs, rax # not for gs
- pop %rax
- # mov fs, rax # not for fs
- # (X64 will not use fs and gs, so we do not restore it)
- pop %rax
- movq %rax, %es
- pop %rax
- movq %rax, %ds
- pop 4*8(%rbp) # for cs
- pop 7*8(%rbp) # for ss
-
-## UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax#
-## UINT64 R8, R9, R10, R11, R12, R13, R14, R15#
- pop %rdi
- pop %rsi
- addq $8, %rsp # not for rbp
- pop 6*8(%rbp) # for rsp
- pop %rbx
- pop %rdx
- pop %rcx
- pop %rax
- pop %r8
- pop %r9
- pop %r10
- pop %r11
- pop %r12
- pop %r13
- pop %r14
- pop %r15
-
- movq %rbp, %rsp
- pop %rbp
- addq $16, %rsp
- iretq
-
-
-##############################################################################
-# data
-##############################################################################
-
- .data
-
-gdtr: .short GDT_END - GDT_BASE - 1 # GDT limit
- .quad 0 # (GDT base gets set above)
-##############################################################################
-# global descriptor table (GDT)
-##############################################################################
-
- .p2align 4 # make GDT 16-byte align
-
-GDT_BASE:
-# null descriptor
-NULL_SEL = .-GDT_BASE # Selector [0x0]
- .short 0 # limit 15:0
- .short 0 # base 15:0
- .byte 0 # base 23:16
- .byte 0 # type
- .byte 0 # limit 19:16, flags
- .byte 0 # base 31:24
-
-# linear data segment descriptor
-LINEAR_SEL = .-GDT_BASE # Selector [0x8]
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x092 # present, ring 0, data, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# linear code segment descriptor
-LINEAR_CODE_SEL = .-GDT_BASE # Selector [0x10]
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x09A # present, ring 0, code, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# system data segment descriptor
-SYS_DATA_SEL = .-GDT_BASE # Selector [0x18]
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x092 # present, ring 0, data, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# system code segment descriptor
-SYS_CODE_SEL = .-GDT_BASE # Selector [0x20]
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x09A # present, ring 0, code, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# spare segment descriptor
-SPARE3_SEL = .-GDT_BASE # Selector [0x28]
- .short 0
- .short 0
- .byte 0
- .byte 0
- .byte 0
- .byte 0
-
-# system data segment descriptor
-SYS_DATA64_SEL = .-GDT_BASE # Selector [0x30]
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x092 # present, ring 0, data, expand-up, writable
- .byte 0x0CF # page-granular, 32-bit
- .byte 0
-
-# system code segment descriptor
-SYS_CODE64_SEL = .-GDT_BASE # Selector [0x38]
- .short 0x0FFFF # limit 0xFFFFF
- .short 0 # base 0
- .byte 0
- .byte 0x09A # present, ring 0, code, expand-up, writable
- .byte 0x0AF # page-granular, 64-bit
- .byte 0
-
-# spare segment descriptor
-SPARE4_SEL = .-GDT_BASE # Selector [0x40]
- .short 0
- .short 0
- .byte 0
- .byte 0
- .byte 0
- .byte 0
-
-GDT_END:
-
-idtr: .short IDT_END - IDT_BASE - 1 # IDT limit
- .quad 0 # (IDT base gets set above)
-##############################################################################
-# interrupt descriptor table (IDT)
-#
-# Note: The hardware IRQ's specified in this table are the normal PC/AT IRQ
-# mappings. This implementation only uses the system timer and all other
-# IRQs will remain masked. The descriptors for vectors 33+ are provided
-# for convenience.
-##############################################################################
-
- .p2align 3 # make IDT 8-byte align
-
-IDT_BASE:
-# divide by zero (INT 0)
-DIV_ZERO_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# debug exception (INT 1)
-DEBUG_EXCEPT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# NMI (INT 2)
-NMI_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# soft breakpoint (INT 3)
-BREAKPOINT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# overflow (INT 4)
-OVERFLOW_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# bounds check (INT 5)
-BOUNDS_CHECK_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# invalid opcode (INT 6)
-INVALID_OPCODE_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# device not available (INT 7)
-DEV_NOT_AVAIL_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# double fault (INT 8)
-DOUBLE_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# Coprocessor segment overrun - reserved (INT 9)
-RSVD_INTR_SEL1 = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# invalid TSS (INT 0ah)
-INVALID_TSS_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# segment not present (INT 0bh)
-SEG_NOT_PRESENT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# stack fault (INT 0ch)
-STACK_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# general protection (INT 0dh)
-GP_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# page fault (INT 0eh)
-PAGE_FAULT_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# Intel reserved - do not use (INT 0fh)
-RSVD_INTR_SEL2 = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# floating point error (INT 0x10)
-FLT_POINT_ERR_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# alignment check (INT 0x11)
-ALIGNMENT_CHECK_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# machine check (INT 0x12)
-MACHINE_CHECK_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# SIMD floating-point exception (INT 0x13)
-SIMD_EXCEPTION_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
- # The following segment repeats (32 - 20) times:
- # macro .rept isn't used here because Apple GAS compiler doesn't support it.
- # No. 1
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 2
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 3
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 4
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 5
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 6
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 7
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 8
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 9
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 10
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 11
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
- # No. 12
- .short 0 # offset 15:0
- .short SYS_CODE_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-
-# 72 unspecified descriptors
- .fill 72 * 16, 1, 0
-
-# IRQ 0 (System timer) - (INT 0x68)
-IRQ0_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # 0 for reserved
-
-# IRQ 1 (8042 Keyboard controller) - (INT 0x69)
-IRQ1_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# Reserved - IRQ 2 redirect (IRQ 2) - DO NOT USE!!! - (INT 6ah)
-IRQ2_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 3 (COM 2) - (INT 6bh)
-IRQ3_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 4 (COM 1) - (INT 6ch)
-IRQ4_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 5 (LPT 2) - (INT 6dh)
-IRQ5_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 6 (Floppy controller) - (INT 6eh)
-IRQ6_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 7 (LPT 1) - (INT 6fh)
-IRQ7_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 8 (RTC Alarm) - (INT 0x70)
-IRQ8_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 9 - (INT 0x71)
-IRQ9_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 10 - (INT 0x72)
-IRQ10_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 11 - (INT 0x73)
-IRQ11_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 12 (PS/2 mouse) - (INT 0x74)
-IRQ12_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 13 (Floating point error) - (INT 0x75)
-IRQ13_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 14 (Secondary IDE) - (INT 0x76)
-IRQ14_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
-# IRQ 15 (Primary IDE) - (INT 0x77)
-IRQ15_SEL = .-IDT_BASE
- .short 0 # offset 15:0
- .short SYS_CODE64_SEL # selector 15:0
- .byte 0 # 0 for interrupt gate
- .byte 0x0e | 0x80 # (10001110)type = 386 interrupt gate, present
- .short 0 # offset 31:16
- .long 0 # offset 63:32
- .long 0 # for reserved
-
- .fill 16, 1, 0
-
-IDT_END:
-
diff --git a/DuetPkg/CpuDxe/X64/CpuInterrupt.asm b/DuetPkg/CpuDxe/X64/CpuInterrupt.asm deleted file mode 100644 index 412c5ea1d..000000000 --- a/DuetPkg/CpuDxe/X64/CpuInterrupt.asm +++ /dev/null @@ -1,938 +0,0 @@ - TITLE CpuInterrupt.asm:
-;------------------------------------------------------------------------------
-;*
-;* Copyright (c) 2006 - 2010, 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.
-;*
-;* CpuInterrupt.asm
-;*
-;* Abstract:
-;*
-;------------------------------------------------------------------------------
-
-EXTERNDEF mExceptionCodeSize:DWORD
-
-.code
-
-EXTERN TimerHandler: FAR
-EXTERN ExceptionHandler: NEAR
-EXTERN mTimerVector: QWORD
-
-mExceptionCodeSize DD 9
-
-InitDescriptor PROC
- lea rax, [GDT_BASE] ; RAX=PHYSICAL address of gdt
- mov qword ptr [gdtr + 2], rax ; Put address of gdt into the gdtr
- lgdt fword ptr [gdtr]
- mov rax, 18h
- mov gs, rax
- mov fs, rax
- lea rax, [IDT_BASE] ; RAX=PHYSICAL address of idt
- mov qword ptr [idtr + 2], rax ; Put address of idt into the idtr
- lidt fword ptr [idtr]
- ret
-InitDescriptor ENDP
-
-; VOID
-; InstallInterruptHandler (
-; UINTN Vector, // rcx
-; void (*Handler)(void) // rdx
-; )
-InstallInterruptHandler PROC
- push rbx
- pushfq ; save eflags
- cli ; turn off interrupts
- sub rsp, 10h ; open some space on the stack
- mov rbx, rsp
- sidt [rbx] ; get fword address of IDT
- mov rbx, [rbx+2] ; move offset of IDT into RBX
- add rsp, 10h ; correct stack
- mov rax, rcx ; Get vector number
- shl rax, 4 ; multiply by 16 to get offset
- add rbx, rax ; add to IDT base to get entry
- mov rax, rdx ; load new address into IDT entry
- mov word ptr [rbx], ax ; write bits 15..0 of offset
- shr rax, 16 ; use ax to copy 31..16 to descriptors
- mov word ptr [rbx+6], ax ; write bits 31..16 of offset
- shr rax, 16 ; use eax to copy 63..32 to descriptors
- mov dword ptr [rbx+8], eax ; write bits 63..32 of offset
- popfq ; restore flags (possible enabling interrupts)
- pop rbx
- ret
-
-InstallInterruptHandler ENDP
-
-JmpCommonIdtEntry macro
- ; jmp commonIdtEntry - this must be hand coded to keep the assembler from
- ; using a 8 bit reletive jump when the entries are
- ; within 255 bytes of the common entry. This must
- ; be done to maintain the consistency of the size
- ; of entry points...
- db 0e9h ; jmp 16 bit reletive
- dd commonIdtEntry - $ - 4 ; offset to jump to
-endm
-
- align 02h
-SystemExceptionHandler PROC
-INT0:
- push 0h ; push error code place holder on the stack
- push 0h
- JmpCommonIdtEntry
-; db 0e9h ; jmp 16 bit reletive
-; dd commonIdtEntry - $ - 4 ; offset to jump to
-
-INT1:
- push 0h ; push error code place holder on the stack
- push 1h
- JmpCommonIdtEntry
-
-INT2:
- push 0h ; push error code place holder on the stack
- push 2h
- JmpCommonIdtEntry
-
-INT3:
- push 0h ; push error code place holder on the stack
- push 3h
- JmpCommonIdtEntry
-
-INT4:
- push 0h ; push error code place holder on the stack
- push 4h
- JmpCommonIdtEntry
-
-INT5:
- push 0h ; push error code place holder on the stack
- push 5h
- JmpCommonIdtEntry
-
-INT6:
- push 0h ; push error code place holder on the stack
- push 6h
- JmpCommonIdtEntry
-
-INT7:
- push 0h ; push error code place holder on the stack
- push 7h
- JmpCommonIdtEntry
-
-INT8:
-; Double fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 8h
- JmpCommonIdtEntry
-
-INT9:
- push 0h ; push error code place holder on the stack
- push 9h
- JmpCommonIdtEntry
-
-INT10:
-; Invalid TSS causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 10
- JmpCommonIdtEntry
-
-INT11:
-; Segment Not Present causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 11
- JmpCommonIdtEntry
-
-INT12:
-; Stack fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 12
- JmpCommonIdtEntry
-
-INT13:
-; GP fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 13
- JmpCommonIdtEntry
-
-INT14:
-; Page fault causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 14
- JmpCommonIdtEntry
-
-INT15:
- push 0h ; push error code place holder on the stack
- push 15
- JmpCommonIdtEntry
-
-INT16:
- push 0h ; push error code place holder on the stack
- push 16
- JmpCommonIdtEntry
-
-INT17:
-; Alignment check causes an error code to be pushed so no phony push necessary
- nop
- nop
- push 17
- JmpCommonIdtEntry
-
-INT18:
- push 0h ; push error code place holder on the stack
- push 18
- JmpCommonIdtEntry
-
-INT19:
- push 0h ; push error code place holder on the stack
- push 19
- JmpCommonIdtEntry
-
-INTUnknown:
-REPEAT (32 - 20)
- push 0h ; push error code place holder on the stack
-; push xxh ; push vector number
- db 06ah
- db ( $ - INTUnknown - 3 ) / 9 + 20 ; vector number
- JmpCommonIdtEntry
-ENDM
-SystemExceptionHandler ENDP
-
-SystemTimerHandler PROC
- push 0
- push mTimerVector
- JmpCommonIdtEntry
-SystemTimerHandler ENDP
-
-commonIdtEntry:
-; +---------------------+ <-- 16-byte aligned ensured by processor
-; + Old SS +
-; +---------------------+
-; + Old RSP +
-; +---------------------+
-; + RFlags +
-; +---------------------+
-; + CS +
-; +---------------------+
-; + RIP +
-; +---------------------+
-; + Error Code +
-; +---------------------+
-; + Vector Number +
-; +---------------------+
-; + RBP +
-; +---------------------+ <-- RBP, 16-byte aligned
-
- cli
- push rbp
- mov rbp, rsp
-
- ;
- ; Since here the stack pointer is 16-byte aligned, so
- ; EFI_FX_SAVE_STATE_X64 of EFI_SYSTEM_CONTEXT_x64
- ; is 16-byte aligned
- ;
-
-;; UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax;
-;; UINT64 R8, R9, R10, R11, R12, R13, R14, R15;
- push r15
- push r14
- push r13
- push r12
- push r11
- push r10
- push r9
- push r8
- push rax
- push rcx
- push rdx
- push rbx
- push qword ptr [rbp + 6 * 8] ; RSP
- push qword ptr [rbp] ; RBP
- push rsi
- push rdi
-
-;; UINT64 Gs, Fs, Es, Ds, Cs, Ss; insure high 16 bits of each is zero
- movzx rax, word ptr [rbp + 7 * 8]
- push rax ; for ss
- movzx rax, word ptr [rbp + 4 * 8]
- push rax ; for cs
- mov rax, ds
- push rax
- mov rax, es
- push rax
- mov rax, fs
- push rax
- mov rax, gs
- push rax
-
-;; UINT64 Rip;
- push qword ptr [rbp + 3 * 8]
-
-;; UINT64 Gdtr[2], Idtr[2];
- sub rsp, 16
- sidt fword ptr [rsp]
- sub rsp, 16
- sgdt fword ptr [rsp]
-
-;; UINT64 Ldtr, Tr;
- xor rax, rax
- str ax
- push rax
- sldt ax
- push rax
-
-;; UINT64 RFlags;
- push qword ptr [rbp + 5 * 8]
-
-;; UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8;
- mov rax, cr8
- push rax
- mov rax, cr4
- or rax, 208h
- mov cr4, rax
- push rax
- mov rax, cr3
- push rax
- mov rax, cr2
- push rax
- xor rax, rax
- push rax
- mov rax, cr0
- push rax
-
-;; UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
- mov rax, dr7
- push rax
-;; clear Dr7 while executing debugger itself
- xor rax, rax
- mov dr7, rax
-
- mov rax, dr6
- push rax
-;; insure all status bits in dr6 are clear...
- xor rax, rax
- mov dr6, rax
-
- mov rax, dr3
- push rax
- mov rax, dr2
- push rax
- mov rax, dr1
- push rax
- mov rax, dr0
- push rax
-
-;; FX_SAVE_STATE_X64 FxSaveState;
-
- sub rsp, 512
- mov rdi, rsp
- db 0fh, 0aeh, 00000111y ;fxsave [rdi]
-
-;; UINT32 ExceptionData;
- push qword ptr [rbp + 2 * 8]
-
-;; call into exception handler
-;; Prepare parameter and call
- mov rcx, qword ptr [rbp + 1 * 8]
- mov rdx, rsp
- ;
- ; Per X64 calling convention, allocate maximum parameter stack space
- ; and make sure RSP is 16-byte aligned
- ;
- sub rsp, 4 * 8 + 8
- cmp rcx, 32
- jb CallException
- call TimerHandler
- jmp ExceptionDone
-CallException:
- call ExceptionHandler
-ExceptionDone:
- add rsp, 4 * 8 + 8
-
- cli
-;; UINT64 ExceptionData;
- add rsp, 8
-
-;; FX_SAVE_STATE_X64 FxSaveState;
-
- mov rsi, rsp
- db 0fh, 0aeh, 00001110y ; fxrstor [rsi]
- add rsp, 512
-
-;; UINT64 Dr0, Dr1, Dr2, Dr3, Dr6, Dr7;
- pop rax
- mov dr0, rax
- pop rax
- mov dr1, rax
- pop rax
- mov dr2, rax
- pop rax
- mov dr3, rax
-;; skip restore of dr6. We cleared dr6 during the context save.
- add rsp, 8
- pop rax
- mov dr7, rax
-
-;; UINT64 Cr0, Cr1, Cr2, Cr3, Cr4, Cr8;
- pop rax
- mov cr0, rax
- add rsp, 8 ; not for Cr1
- pop rax
- mov cr2, rax
- pop rax
- mov cr3, rax
- pop rax
- mov cr4, rax
- pop rax
- mov cr8, rax
-
-;; UINT64 RFlags;
- pop qword ptr [rbp + 5 * 8]
-
-;; UINT64 Ldtr, Tr;
-;; UINT64 Gdtr[2], Idtr[2];
-;; Best not let anyone mess with these particular registers...
- add rsp, 48
-
-;; UINT64 Rip;
- pop qword ptr [rbp + 3 * 8]
-
-;; UINT64 Gs, Fs, Es, Ds, Cs, Ss;
- pop rax
- ; mov gs, rax ; not for gs
- pop rax
- ; mov fs, rax ; not for fs
- ; (X64 will not use fs and gs, so we do not restore it)
- pop rax
- mov es, rax
- pop rax
- mov ds, rax
- pop qword ptr [rbp + 4 * 8] ; for cs
- pop qword ptr [rbp + 7 * 8] ; for ss
-
-;; UINT64 Rdi, Rsi, Rbp, Rsp, Rbx, Rdx, Rcx, Rax;
-;; UINT64 R8, R9, R10, R11, R12, R13, R14, R15;
- pop rdi
- pop rsi
- add rsp, 8 ; not for rbp
- pop qword ptr [rbp + 6 * 8] ; for rsp
- pop rbx
- pop rdx
- pop rcx
- pop rax
- pop r8
- pop r9
- pop r10
- pop r11
- pop r12
- pop r13
- pop r14
- pop r15
-
- mov rsp, rbp
- pop rbp
- add rsp, 16
- iretq
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; data
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
-
-gdtr dw GDT_END - GDT_BASE - 1 ; GDT limit
- dq 0 ; (GDT base gets set above)
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; global descriptor table (GDT)
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- align 010h ; make GDT 16-byte align
-
-public GDT_BASE
-GDT_BASE:
-; null descriptor
-NULL_SEL equ $-GDT_BASE ; Selector [0x0]
- dw 0 ; limit 15:0
- dw 0 ; base 15:0
- db 0 ; base 23:16
- db 0 ; type
- db 0 ; limit 19:16, flags
- db 0 ; base 31:24
-
-; linear data segment descriptor
-LINEAR_SEL equ $-GDT_BASE ; Selector [0x8]
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 092h ; present, ring 0, data, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; linear code segment descriptor
-LINEAR_CODE_SEL equ $-GDT_BASE ; Selector [0x10]
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 09Ah ; present, ring 0, code, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; system data segment descriptor
-SYS_DATA_SEL equ $-GDT_BASE ; Selector [0x18]
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 092h ; present, ring 0, data, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; system code segment descriptor
-SYS_CODE_SEL equ $-GDT_BASE ; Selector [0x20]
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 09Ah ; present, ring 0, code, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; spare segment descriptor
-SPARE3_SEL equ $-GDT_BASE ; Selector [0x28]
- dw 0
- dw 0
- db 0
- db 0
- db 0
- db 0
-
-; system data segment descriptor
-SYS_DATA64_SEL equ $-GDT_BASE ; Selector [0x30]
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 092h ; present, ring 0, data, expand-up, writable
- db 0CFh ; page-granular, 32-bit
- db 0
-
-; system code segment descriptor
-SYS_CODE64_SEL equ $-GDT_BASE ; Selector [0x38]
- dw 0FFFFh ; limit 0xFFFFF
- dw 0 ; base 0
- db 0
- db 09Ah ; present, ring 0, code, expand-up, writable
- db 0AFh ; page-granular, 64-bit
- db 0
-
-; spare segment descriptor
-SPARE4_SEL equ $-GDT_BASE ; Selector [0x40]
- dw 0
- dw 0
- db 0
- db 0
- db 0
- db 0
-
-GDT_END:
-
-idtr dw IDT_END - IDT_BASE - 1 ; IDT limit
- dq 0 ; (IDT base gets set above)
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; interrupt descriptor table (IDT)
-;
-; Note: The hardware IRQ's specified in this table are the normal PC/AT IRQ
-; mappings. This implementation only uses the system timer and all other
-; IRQs will remain masked. The descriptors for vectors 33+ are provided
-; for convenience.
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
- align 08h ; make IDT 8-byte align
-
-public IDT_BASE
-IDT_BASE:
-; divide by zero (INT 0)
-DIV_ZERO_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; debug exception (INT 1)
-DEBUG_EXCEPT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; NMI (INT 2)
-NMI_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; soft breakpoint (INT 3)
-BREAKPOINT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; overflow (INT 4)
-OVERFLOW_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; bounds check (INT 5)
-BOUNDS_CHECK_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; invalid opcode (INT 6)
-INVALID_OPCODE_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; device not available (INT 7)
-DEV_NOT_AVAIL_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; double fault (INT 8)
-DOUBLE_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; Coprocessor segment overrun - reserved (INT 9)
-RSVD_INTR_SEL1 equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; invalid TSS (INT 0ah)
-INVALID_TSS_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; segment not present (INT 0bh)
-SEG_NOT_PRESENT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; stack fault (INT 0ch)
-STACK_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; general protection (INT 0dh)
-GP_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; page fault (INT 0eh)
-PAGE_FAULT_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; Intel reserved - do not use (INT 0fh)
-RSVD_INTR_SEL2 equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; floating point error (INT 10h)
-FLT_POINT_ERR_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; alignment check (INT 11h)
-ALIGNMENT_CHECK_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; machine check (INT 12h)
-MACHINE_CHECK_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; SIMD floating-point exception (INT 13h)
-SIMD_EXCEPTION_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-REPEAT (32 - 20)
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-ENDM
-
-; 72 unspecified descriptors
- db (72 * 16) dup(0)
-
-; IRQ 0 (System timer) - (INT 68h)
-IRQ0_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 1 (8042 Keyboard controller) - (INT 69h)
-IRQ1_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; Reserved - IRQ 2 redirect (IRQ 2) - DO NOT USE!!! - (INT 6ah)
-IRQ2_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 3 (COM 2) - (INT 6bh)
-IRQ3_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 4 (COM 1) - (INT 6ch)
-IRQ4_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 5 (LPT 2) - (INT 6dh)
-IRQ5_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 6 (Floppy controller) - (INT 6eh)
-IRQ6_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 7 (LPT 1) - (INT 6fh)
-IRQ7_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 8 (RTC Alarm) - (INT 70h)
-IRQ8_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 9 - (INT 71h)
-IRQ9_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 10 - (INT 72h)
-IRQ10_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 11 - (INT 73h)
-IRQ11_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 12 (PS/2 mouse) - (INT 74h)
-IRQ12_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 13 (Floating point error) - (INT 75h)
-IRQ13_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 14 (Secondary IDE) - (INT 76h)
-IRQ14_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
-; IRQ 15 (Primary IDE) - (INT 77h)
-IRQ15_SEL equ $-IDT_BASE
- dw 0 ; offset 15:0
- dw SYS_CODE64_SEL ; selector 15:0
- db 0 ; 0 for interrupt gate
- db 0eh OR 80h ; (10001110)type = 386 interrupt gate, present
- dw 0 ; offset 31:16
- dd 0 ; offset 63:32
- dd 0 ; 0 for reserved
-
- db (1 * 16) dup(0)
-
-IDT_END:
-
-
-END
diff --git a/DuetPkg/DuetPkg.fdf b/DuetPkg/DuetPkg.fdf index 73f9c839b..ca7d2be20 100644 --- a/DuetPkg/DuetPkg.fdf +++ b/DuetPkg/DuetPkg.fdf @@ -70,7 +70,7 @@ INF IntelFrameworkModulePkg/Universal/BdsDxe/BdsDxe.inf INF MdeModulePkg/Universal/EbcDxe/EbcDxe.inf
INF MdeModulePkg/Universal/DevicePathDxe/DevicePathDxe.inf
INF UefiCpuPkg/CpuIo2Dxe/CpuIo2Dxe.inf
-INF DuetPkg/CpuDxe/Cpu.inf
+INF UefiCpuPkg/CpuDxe/CpuDxe.inf
INF PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf
INF DuetPkg/AcpiResetDxe/Reset.inf
diff --git a/DuetPkg/DuetPkgIa32.dsc b/DuetPkg/DuetPkgIa32.dsc index fa411b5b9..ec0bee821 100644 --- a/DuetPkg/DuetPkgIa32.dsc +++ b/DuetPkg/DuetPkgIa32.dsc @@ -99,6 +99,7 @@ HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
ExtractGuidedSectionLib|MdePkg/Library/DxeExtractGuidedSectionLib/DxeExtractGuidedSectionLib.inf
SerialPortLib|PcAtChipsetPkg/Library/SerialIoLib/SerialIoLib.inf
+ MtrrLib|UefiCpuPkg/Library/MtrrLib/MtrrLib.inf
#
# To save size, use NULL library for DebugLib and ReportStatusCodeLib.
@@ -205,7 +206,7 @@ }
MdeModulePkg/Universal/EbcDxe/EbcDxe.inf
UefiCpuPkg/CpuIo2Dxe/CpuIo2Dxe.inf
- DuetPkg/CpuDxe/Cpu.inf
+ UefiCpuPkg/CpuDxe/CpuDxe.inf
PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf
DuetPkg/AcpiResetDxe/Reset.inf
DuetPkg/LegacyMetronome/Metronome.inf
diff --git a/DuetPkg/DuetPkgX64.dsc b/DuetPkg/DuetPkgX64.dsc index 007978253..96c10536c 100644 --- a/DuetPkg/DuetPkgX64.dsc +++ b/DuetPkg/DuetPkgX64.dsc @@ -99,6 +99,7 @@ HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
ExtractGuidedSectionLib|MdePkg/Library/DxeExtractGuidedSectionLib/DxeExtractGuidedSectionLib.inf
SerialPortLib|PcAtChipsetPkg/Library/SerialIoLib/SerialIoLib.inf
+ MtrrLib|UefiCpuPkg/Library/MtrrLib/MtrrLib.inf
#
# To save size, use NULL library for DebugLib and ReportStatusCodeLib.
@@ -205,7 +206,7 @@ }
MdeModulePkg/Universal/EbcDxe/EbcDxe.inf
UefiCpuPkg/CpuIo2Dxe/CpuIo2Dxe.inf
- DuetPkg/CpuDxe/Cpu.inf
+ UefiCpuPkg/CpuDxe/CpuDxe.inf
PcAtChipsetPkg/8259InterruptControllerDxe/8259.inf
DuetPkg/AcpiResetDxe/Reset.inf
DuetPkg/LegacyMetronome/Metronome.inf
|