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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3 6f19259b-4bc3-4df7-8a09-765794883524
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bbahnsen
2006-04-21 22:54:32 +00:00
commit 878ddf1fc3
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149
EdkModulePkg/Library/EdkDxeSalLib/Ipf/AsmEsalServiceLib.s Normal file
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//++
// Copyright (c) 2006, Intel Corporation
// All rights reserved. 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:
//
// EsalLib.s
//
// Abstract:
//
//
// Revision History:
//
//--
.file "EsalLib.s"
#include "IpfMacro.i"
//
// Exports
//
.global GetEsalEntryPoint
//-----------------------------------------------------------------------------
//++
// GetEsalEntryPoint
//
// Return Esal global and PSR register.
//
// On Entry :
//
//
// Return Value:
// r8 = EFI_SAL_SUCCESS
// r9 = Physical Plabel
// r10 = Virtual Plabel
// r11 = psr
//
// As per static calling conventions.
//
//--
//---------------------------------------------------------------------------
PROCEDURE_ENTRY (GetEsalEntryPoint)
NESTED_SETUP (0,8,0,0)
EsalCalcStart:
mov r8 = ip;;
add r8 = (EsalEntryPoint - EsalCalcStart), r8;;
mov r9 = r8;;
add r10 = 0x10, r8;;
mov r11 = psr;;
mov r8 = r0;;
NESTED_RETURN
PROCEDURE_EXIT (GetEsalEntryPoint)
//-----------------------------------------------------------------------------
//++
// SetEsalPhysicalEntryPoint
//
// Set the dispatcher entry point
//
// On Entry:
// in0 = Physical address of Esal Dispatcher
// in1 = Physical GP
//
// Return Value:
// r8 = EFI_SAL_SUCCESS
//
// As per static calling conventions.
//
//--
//---------------------------------------------------------------------------
PROCEDURE_ENTRY (SetEsalPhysicalEntryPoint)
NESTED_SETUP (2,8,0,0)
EsalCalcStart1:
mov r8 = ip;;
add r8 = (EsalEntryPoint - EsalCalcStart1), r8;;
st8 [r8] = in0;;
add r8 = 0x08, r8;;
st8 [r8] = in1;;
mov r8 = r0;;
NESTED_RETURN
PROCEDURE_EXIT (SetEsalPhysicalEntryPoint)
//-----------------------------------------------------------------------------
//++
// SetEsalVirtualEntryPoint
//
// Register physical address of Esal globals.
//
// On Entry :
// in0 = Virtual address of Esal Dispatcher
// in1 = Virtual GP
//
// Return Value:
// r8 = EFI_SAL_ERROR
//
// As per static calling conventions.
//
//--
//---------------------------------------------------------------------------
PROCEDURE_ENTRY (SetEsalVirtualEntryPoint)
NESTED_SETUP (2,8,0,0)
EsalCalcStart2:
mov r8 = ip;;
add r8 = (EsalEntryPoint - EsalCalcStart2), r8;;
add r8 = 0x10, r8;;
st8 [r8] = in0;;
add r8 = 0x08, r8;;
st8 [r8] = in1;;
mov r8 = r0;;
NESTED_RETURN
PROCEDURE_EXIT (SetEsalVirtualEntryPoint)
.align 32
EsalEntryPoint:
data8 0 // Physical Entry
data8 0 // GP
data8 0 // Virtual Entry
data8 0 // GP

88
EdkModulePkg/Library/EdkDxeSalLib/Ipf/AsmIpfCpuCache.s Normal file
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//++
// Copyright (c) 2006, Intel Corporation
// All rights reserved. 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:
//
// IpfCpuCache.s
//
// Abstract:
//
// Contains Misc assembly procedures to support IPF CPU AP.
//
// Revision History:
//
//--
.file "IpfCpuCache.s"
#include "IpfMacro.i"
#include "IpfDefines.h"
//-----------------------------------------------------------------------------
//++
// Flush Cache
//
// Arguments :
// Input = in0 = Starting Address to Flush.
// Input = in1 = Length in bytes.
// Input = b0 = return branch register.
// On Entry :
//
// Return Value:
//
// VOID
// SalFlushCache (
// IN UINT64 BaseToFlush,
// IN UINT64 LengthToFlush
// );
//
//--
//---------------------------------------------------------------------------
PROCEDURE_ENTRY (SalFlushCache)
NESTED_SETUP (5,8,0,0)
mov loc2 = ar.lc
mov loc3 = in0 // Start address.
mov loc4 = in1;; // Length in bytes.
cmp.eq p6,p7 = loc4, r0;; // If Length is zero then don't flush any cache
(p6) br.spnt.many DoneFlushingC;;
add loc4 = loc4,loc3
mov loc5 = 1;;
sub loc4 = loc4, loc5 ;; // the End address to flush
dep loc3 = r0,loc3,0,5
dep loc4 = r0,loc4,0,5;;
shr loc3 = loc3,5
shr loc4 = loc4,5;; // 32 byte cache line
sub loc4 = loc4,loc3;; // total flush count, It should be add 1 but
// the br.cloop will first execute one time
mov loc3 = in0
mov loc5 = 32
mov ar.lc = loc4;;
StillFlushingC:
fc loc3;;
sync.i;;
srlz.i;;
add loc3 = loc5,loc3;;
br.cloop.sptk.few StillFlushingC;;
DoneFlushingC:
mov ar.lc = loc2
NESTED_RETURN
PROCEDURE_EXIT (SalFlushCache)

199
EdkModulePkg/Library/EdkDxeSalLib/Ipf/EsalServiceLib.c Normal file
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/*++
Copyright (c) 2006, Intel Corporation
All rights reserved. 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:
EsalServiceLib.c
Abstract:
--*/
#include <Ipf/IpfDefines.h>
STATIC EXTENDED_SAL_BOOT_SERVICE_PROTOCOL *mEsalBootService;
EFI_STATUS
EFIAPI
DxeSalLibConstruct (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
Status = gBS->LocateProtocol (&gEfiExtendedSalBootServiceProtocolGuid, NULL, &mEsalBootService);
ASSERT_EFI_ERROR (Status);
return Status;
}
EFI_STATUS
RegisterEsalFunction (
IN UINT64 FunctionId,
IN EFI_GUID *ClassGuid,
IN SAL_INTERNAL_EXTENDED_SAL_PROC Function,
IN VOID *ModuleGlobal
)
/*++
Routine Description:
Register ESAL Class Function and it's asociated global.
This function is boot service only!
Arguments:
FunctionId - ID of function to register
ClassGuid - GUID of function class
Function - Function to register under ClassGuid/FunctionId pair
ModuleGlobal - Module global for Function.
Returns:
EFI_SUCCESS - If ClassGuid/FunctionId Function was registered.
--*/
{
return mEsalBootService->AddExtendedSalProc (
mEsalBootService,
ClassGuid,
FunctionId,
Function,
ModuleGlobal
);
}
EFI_STATUS
RegisterEsalClass (
IN EFI_GUID *ClassGuid,
IN VOID *ModuleGlobal,
...
)
/*++
Routine Description:
Register ESAL Class and it's asociated global.
This function is boot service only!
Arguments:
ClassGuid - GUID of function class
ModuleGlobal - Module global for Function.
... - SAL_INTERNAL_EXTENDED_SAL_PROC and FunctionId pairs. NULL
indicates the end of the list.
Returns:
EFI_SUCCESS - All members of ClassGuid registered
--*/
{
VA_LIST Args;
EFI_STATUS Status;
SAL_INTERNAL_EXTENDED_SAL_PROC Function;
UINT64 FunctionId;
EFI_HANDLE NewHandle;
VA_START (Args, ModuleGlobal);
Status = EFI_SUCCESS;
while (!EFI_ERROR (Status)) {
Function = (SAL_INTERNAL_EXTENDED_SAL_PROC) VA_ARG (Args, SAL_INTERNAL_EXTENDED_SAL_PROC);
if (Function == NULL) {
break;
}
FunctionId = VA_ARG (Args, UINT64);
Status = RegisterEsalFunction (FunctionId, ClassGuid, Function, ModuleGlobal);
}
if (EFI_ERROR (Status)) {
return Status;
}
NewHandle = NULL;
return gBS->InstallProtocolInterface (
&NewHandle,
ClassGuid,
EFI_NATIVE_INTERFACE,
NULL
);
}
SAL_RETURN_REGS
EfiCallEsalService (
IN EFI_GUID *ClassGuid,
IN UINT64 FunctionId,
IN UINT64 Arg2,
IN UINT64 Arg3,
IN UINT64 Arg4,
IN UINT64 Arg5,
IN UINT64 Arg6,
IN UINT64 Arg7,
IN UINT64 Arg8
)
/*++
Routine Description:
Call module that is not linked direclty to this module. This code is IP
relative and hides the binding issues of virtual or physical calling. The
function that gets dispatched has extra arguments that include the registered
module global and a boolean flag to indicate if the system is in virutal mode.
Arguments:
ClassGuid - GUID of function
FunctionId - Function in ClassGuid to call
Arg2 - Argument 2 ClassGuid/FunctionId defined
Arg3 - Argument 3 ClassGuid/FunctionId defined
Arg4 - Argument 4 ClassGuid/FunctionId defined
Arg5 - Argument 5 ClassGuid/FunctionId defined
Arg6 - Argument 6 ClassGuid/FunctionId defined
Arg7 - Argument 7 ClassGuid/FunctionId defined
Arg8 - Argument 8 ClassGuid/FunctionId defined
Returns:
Status of ClassGuid/FuncitonId
--*/
{
SAL_RETURN_REGS ReturnReg;
SAL_EXTENDED_SAL_PROC EsalProc;
ReturnReg = GetEsalEntryPoint ();
if (ReturnReg.Status != EFI_SAL_SUCCESS) {
return ReturnReg;
}
if (ReturnReg.r11 & PSR_IT_MASK) {
//
// Virtual mode plabel to entry point
//
EsalProc = (SAL_EXTENDED_SAL_PROC) ReturnReg.r10;
} else {
//
// Physical mode plabel to entry point
//
EsalProc = (SAL_EXTENDED_SAL_PROC) ReturnReg.r9;
}
return EsalProc (
ClassGuid,
FunctionId,
Arg2,
Arg3,
Arg4,
Arg5,
Arg6,
Arg7,
Arg8
);
}