\r
Copyright (C) 2016, Linaro Ltd. All rights reserved.\r
\r
- This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
EFI_STATUS\r
EFIAPI\r
GetXenArmAcpiRsdp (\r
- OUT EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER **RsdpPtr\r
+ OUT EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER **RsdpPtr\r
)\r
{\r
- EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER *RsdpStructurePtr;\r
- EFI_STATUS Status;\r
- FDT_CLIENT_PROTOCOL *FdtClient;\r
- CONST UINT64 *Reg;\r
- UINT32 RegElemSize, RegSize;\r
- UINT64 RegBase;\r
- UINT8 Sum;\r
+ EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER *RsdpStructurePtr;\r
+ EFI_STATUS Status;\r
+ FDT_CLIENT_PROTOCOL *FdtClient;\r
+ CONST UINT64 *Reg;\r
+ UINT32 RegSize;\r
+ UINTN AddressCells, SizeCells;\r
+ UINT64 RegBase;\r
+ UINT8 Sum;\r
\r
RsdpStructurePtr = NULL;\r
- FdtClient = NULL;\r
+ FdtClient = NULL;\r
//\r
// Get the RSDP structure address from DeviceTree\r
//\r
- Status = gBS->LocateProtocol (&gFdtClientProtocolGuid, NULL,\r
- (VOID **)&FdtClient);\r
+ Status = gBS->LocateProtocol (\r
+ &gFdtClientProtocolGuid,\r
+ NULL,\r
+ (VOID **)&FdtClient\r
+ );\r
ASSERT_EFI_ERROR (Status);\r
\r
- Status = FdtClient->FindCompatibleNodeReg (FdtClient, "xen,guest-acpi",\r
- (CONST VOID **)&Reg, &RegElemSize, &RegSize);\r
+ Status = FdtClient->FindCompatibleNodeReg (\r
+ FdtClient,\r
+ "xen,guest-acpi",\r
+ (CONST VOID **)&Reg,\r
+ &AddressCells,\r
+ &SizeCells,\r
+ &RegSize\r
+ );\r
if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_WARN, "%a: No 'xen,guest-acpi' compatible DT node found\n",\r
- __FUNCTION__));\r
+ DEBUG ((\r
+ DEBUG_WARN,\r
+ "%a: No 'xen,guest-acpi' compatible DT node found\n",\r
+ __FUNCTION__\r
+ ));\r
return EFI_NOT_FOUND;\r
}\r
\r
+ ASSERT (AddressCells == 2);\r
+ ASSERT (SizeCells == 2);\r
ASSERT (RegSize == 2 * sizeof (UINT64));\r
\r
- RegBase = SwapBytes64(Reg[0]);\r
- RsdpStructurePtr = (EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER *)RegBase;\r
+ RegBase = SwapBytes64 (Reg[0]);\r
+ RsdpStructurePtr =\r
+ (EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER *)(UINTN)RegBase;\r
\r
- if (RsdpStructurePtr && RsdpStructurePtr->Revision >= 2) {\r
- Sum = CalculateSum8 ((CONST UINT8 *)RsdpStructurePtr,\r
- sizeof (EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER));\r
+ if (RsdpStructurePtr && (RsdpStructurePtr->Revision >= 2)) {\r
+ Sum = CalculateSum8 (\r
+ (CONST UINT8 *)RsdpStructurePtr,\r
+ sizeof (EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER)\r
+ );\r
if (Sum != 0) {\r
return EFI_ABORTED;\r
}\r
EFI_STATUS\r
EFIAPI\r
InstallXenArmTables (\r
- IN EFI_ACPI_TABLE_PROTOCOL *AcpiProtocol\r
+ IN EFI_ACPI_TABLE_PROTOCOL *AcpiProtocol\r
)\r
{\r
- EFI_STATUS Status;\r
- UINTN TableHandle;\r
- VOID *CurrentTableEntry;\r
- UINTN CurrentTablePointer;\r
- EFI_ACPI_DESCRIPTION_HEADER *CurrentTable;\r
- UINTN Index;\r
- UINTN NumberOfTableEntries;\r
- EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER *XenAcpiRsdpStructurePtr;\r
- EFI_ACPI_DESCRIPTION_HEADER *Xsdt;\r
- EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE *FadtTable;\r
- EFI_ACPI_DESCRIPTION_HEADER *DsdtTable;\r
+ EFI_STATUS Status;\r
+ UINTN TableHandle;\r
+ VOID *CurrentTableEntry;\r
+ UINTN CurrentTablePointer;\r
+ EFI_ACPI_DESCRIPTION_HEADER *CurrentTable;\r
+ UINTN Index;\r
+ UINTN NumberOfTableEntries;\r
+ EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER *XenAcpiRsdpStructurePtr;\r
+ EFI_ACPI_DESCRIPTION_HEADER *Xsdt;\r
+ EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE *FadtTable;\r
+ EFI_ACPI_DESCRIPTION_HEADER *DsdtTable;\r
\r
XenAcpiRsdpStructurePtr = NULL;\r
- FadtTable = NULL;\r
- DsdtTable = NULL;\r
- TableHandle = 0;\r
- NumberOfTableEntries = 0;\r
+ FadtTable = NULL;\r
+ DsdtTable = NULL;\r
+ TableHandle = 0;\r
+ NumberOfTableEntries = 0;\r
\r
//\r
// Try to find Xen ARM ACPI tables\r
//\r
Status = GetXenArmAcpiRsdp (&XenAcpiRsdpStructurePtr);\r
if (EFI_ERROR (Status)) {\r
- DEBUG ((EFI_D_INFO, "%a: No RSDP table found\n", __FUNCTION__));\r
+ DEBUG ((DEBUG_INFO, "%a: No RSDP table found\n", __FUNCTION__));\r
return Status;\r
}\r
\r
// Retrieve the addresses of XSDT and\r
// calculate the number of its table entries.\r
//\r
- Xsdt = (EFI_ACPI_DESCRIPTION_HEADER *) (UINTN)\r
- XenAcpiRsdpStructurePtr->XsdtAddress;\r
+ Xsdt = (EFI_ACPI_DESCRIPTION_HEADER *)(UINTN)\r
+ XenAcpiRsdpStructurePtr->XsdtAddress;\r
NumberOfTableEntries = (Xsdt->Length -\r
- sizeof (EFI_ACPI_DESCRIPTION_HEADER)) /\r
- sizeof (UINT64);\r
+ sizeof (EFI_ACPI_DESCRIPTION_HEADER)) /\r
+ sizeof (UINT64);\r
//\r
// Install ACPI tables found in XSDT.\r
//\r
//\r
// Get the table entry from XSDT\r
//\r
- CurrentTableEntry = (VOID *) ((UINT8 *) Xsdt +\r
- sizeof (EFI_ACPI_DESCRIPTION_HEADER) +\r
- Index * sizeof (UINT64));\r
- CurrentTablePointer = (UINTN) *(UINT64 *)CurrentTableEntry;\r
- CurrentTable = (EFI_ACPI_DESCRIPTION_HEADER *) CurrentTablePointer;\r
+ CurrentTableEntry = (VOID *)((UINT8 *)Xsdt +\r
+ sizeof (EFI_ACPI_DESCRIPTION_HEADER) +\r
+ Index * sizeof (UINT64));\r
+ CurrentTablePointer = (UINTN)*(UINT64 *)CurrentTableEntry;\r
+ CurrentTable = (EFI_ACPI_DESCRIPTION_HEADER *)CurrentTablePointer;\r
\r
//\r
// Install the XSDT tables\r
//\r
Status = AcpiProtocol->InstallAcpiTable (\r
- AcpiProtocol,\r
- CurrentTable,\r
- CurrentTable->Length,\r
- &TableHandle\r
- );\r
+ AcpiProtocol,\r
+ CurrentTable,\r
+ CurrentTable->Length,\r
+ &TableHandle\r
+ );\r
\r
if (EFI_ERROR (Status)) {\r
return Status;\r
//\r
// Get the FACS and DSDT table address from the table FADT\r
//\r
- if (!AsciiStrnCmp ((CHAR8 *) &CurrentTable->Signature, "FACP", 4)) {\r
+ if (!AsciiStrnCmp ((CHAR8 *)&CurrentTable->Signature, "FACP", 4)) {\r
FadtTable = (EFI_ACPI_2_0_FIXED_ACPI_DESCRIPTION_TABLE *)\r
- (UINTN) CurrentTablePointer;\r
- DsdtTable = (EFI_ACPI_DESCRIPTION_HEADER *) (UINTN) FadtTable->Dsdt;\r
+ (UINTN)CurrentTablePointer;\r
+ DsdtTable = (EFI_ACPI_DESCRIPTION_HEADER *)(UINTN)FadtTable->Dsdt;\r
}\r
}\r
}\r
// Install DSDT table.\r
//\r
Status = AcpiProtocol->InstallAcpiTable (\r
- AcpiProtocol,\r
- DsdtTable,\r
- DsdtTable->Length,\r
- &TableHandle\r
- );\r
+ AcpiProtocol,\r
+ DsdtTable,\r
+ DsdtTable->Length,\r
+ &TableHandle\r
+ );\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
VOID\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_ACPI_TABLE_PROTOCOL *AcpiTable;\r
+ EFI_STATUS Status;\r
+ EFI_ACPI_TABLE_PROTOCOL *AcpiTable;\r
\r
AcpiTable = NULL;\r
- Status = gBS->LocateProtocol (\r
- &gEfiAcpiTableProtocolGuid,\r
- NULL,\r
- (VOID**)&AcpiTable\r
- );\r
+ Status = gBS->LocateProtocol (\r
+ &gEfiAcpiTableProtocolGuid,\r
+ NULL,\r
+ (VOID **)&AcpiTable\r
+ );\r
ASSERT_EFI_ERROR (Status);\r
return AcpiTable;\r
}\r
@return EFI_OUT_OF_RESOURCES\r
\r
**/\r
-\r
EFI_STATUS\r
EFIAPI\r
XenAcpiPlatformEntryPoint (\r
- IN EFI_HANDLE ImageHandle,\r
- IN EFI_SYSTEM_TABLE *SystemTable\r
+ IN EFI_HANDLE ImageHandle,\r
+ IN EFI_SYSTEM_TABLE *SystemTable\r
)\r
{\r
- EFI_STATUS Status;\r
+ EFI_STATUS Status;\r
\r
Status = InstallXenArmTables (FindAcpiTableProtocol ());\r
return Status;\r