| | 1 | /** @file\r |
| | 2 | Helper Library for ACPI\r |
| | 3 | \r |
| | 4 | Copyright (c) 2014, ARM Ltd. All rights reserved.\r |
| | 5 | \r |
| | 6 | This program and the accompanying materials\r |
| | 7 | are licensed and made available under the terms and conditions of the BSD License\r |
| | 8 | which accompanies this distribution. The full text of the license may be found at\r |
| | 9 | http://opensource.org/licenses/bsd-license.php\r |
| | 10 | \r |
| | 11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
| | 12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
| | 13 | \r |
| | 14 | **/\r |
| | 15 | \r |
| | 16 | #ifndef __ACPI_LIB_H__\r |
| | 17 | #define __ACPI_LIB_H__\r |
| | 18 | \r |
| | 19 | #include <Uefi.h>\r |
| | 20 | \r |
| | 21 | //\r |
| | 22 | // Macros for the Generic Address Space\r |
| | 23 | //\r |
| | 24 | #define NULL_GAS { EFI_ACPI_5_0_SYSTEM_MEMORY, 0, 0, EFI_ACPI_5_0_UNDEFINED, 0L }\r |
| | 25 | #define ARM_GAS8(Address) { EFI_ACPI_5_0_SYSTEM_MEMORY, 8, 0, EFI_ACPI_5_0_BYTE, Address }\r |
| | 26 | #define ARM_GAS16(Address) { EFI_ACPI_5_0_SYSTEM_MEMORY, 16, 0, EFI_ACPI_5_0_WORD, Address }\r |
| | 27 | #define ARM_GAS32(Address) { EFI_ACPI_5_0_SYSTEM_MEMORY, 32, 0, EFI_ACPI_5_0_DWORD, Address }\r |
| | 28 | #define ARM_GASN(Address) { EFI_ACPI_5_0_SYSTEM_MEMORY, 0, 0, EFI_ACPI_5_0_DWORD, Address }\r |
| | 29 | \r |
| | 30 | //\r |
| | 31 | // Macros for the Multiple APIC Description Table (MADT)\r |
| | 32 | //\r |
| | 33 | #define EFI_ACPI_5_0_GIC_DISTRIBUTOR_INIT(GicDistHwId, GicDistBase, GicDistVector) \\r |
| | 34 | { \\r |
| | 35 | EFI_ACPI_5_0_GICD, sizeof (EFI_ACPI_5_0_GIC_DISTRIBUTOR_STRUCTURE), EFI_ACPI_RESERVED_WORD, \\r |
| | 36 | GicDistHwId, GicDistBase, GicDistVector, EFI_ACPI_RESERVED_DWORD \\r |
| | 37 | }\r |
| | 38 | \r |
| | 39 | // Note the parking protocol is configured by UEFI if required\r |
| | 40 | #define EFI_ACPI_5_0_GIC_STRUCTURE_INIT(GicId, AcpiCpuId, Flags, PmuIrq, GicBase) \\r |
| | 41 | { \\r |
| | 42 | EFI_ACPI_5_0_GIC, sizeof (EFI_ACPI_5_0_GIC_STRUCTURE), EFI_ACPI_RESERVED_WORD, \\r |
| | 43 | GicId, AcpiCpuId, Flags, 0, PmuIrq, 0, GicBase \\r |
| | 44 | }\r |
| | 45 | \r |
| | 46 | \r |
| | 47 | /**\r |
| | 48 | Locate and Install the ACPI tables from the Firmware Volume\r |
| | 49 | \r |
| | 50 | @param AcpiFile Guid of the ACPI file into the Firmware Volume\r |
| | 51 | \r |
| | 52 | @return EFI_SUCCESS The function completed successfully.\r |
| | 53 | @return EFI_NOT_FOUND The protocol could not be located.\r |
| | 54 | @return EFI_OUT_OF_RESOURCES There are not enough resources to find the protocol.\r |
| | 55 | \r |
| | 56 | **/\r |
| | 57 | EFI_STATUS\r |
| | 58 | LocateAndInstallAcpiFromFv (\r |
| | 59 | IN CONST EFI_GUID* AcpiFile\r |
| | 60 | );\r |
| | 61 | \r |
| | 62 | #endif // __ACPI_LIB_H__\r |
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