/** @file
*
* Processor Properties Topology Table (PPTT)
*
* Copyright (c) 2018, Linaro Ltd. All rights reserved.
*
* SPDX-License-Identifier: BSD-2-Clause-Patent
*
**/
#include
#include "AcpiTables.h"
#define NUM_CORES 4
#define NUM_CLUSTERS 1
#if (RPI_MODEL == 3)
#define CORTEX_L1D_SIZE SIZE_16KB
#define CORTEX_L1D_SETS 64
#define CORTEX_L1D_ASSC 4
#define CORTEX_L1I_SIZE SIZE_16KB
#define CORTEX_L1I_SETS 128
#define CORTEX_L1I_ASSC 2
#define CORTEX_L2_SIZE SIZE_512KB
#define CORTEX_L2_SETS 512
#define CORTEX_L2_ASSC 16
#elif (RPI_MODEL == 4)
#define CORTEX_L1D_SIZE SIZE_32KB
#define CORTEX_L1D_SETS 256
#define CORTEX_L1D_ASSC 2
#define CORTEX_L1I_SIZE (3*SIZE_16KB)
#define CORTEX_L1I_SETS 256
#define CORTEX_L1I_ASSC 3
#define CORTEX_L2_SIZE SIZE_1MB
#define CORTEX_L2_SETS 1024
#define CORTEX_L2_ASSC 16
#endif
#define FIELD_OFFSET(type, name) __builtin_offsetof(type, name)
#pragma pack(1)
typedef struct {
EFI_ACPI_6_3_PPTT_STRUCTURE_PROCESSOR Core;
UINT32 Offset[2];
EFI_ACPI_6_3_PPTT_STRUCTURE_CACHE DCache;
EFI_ACPI_6_3_PPTT_STRUCTURE_CACHE ICache;
} ACPI_6_3_PPTT_CORE;
typedef struct {
EFI_ACPI_6_3_PPTT_STRUCTURE_PROCESSOR Cluster;
UINT32 Offset[1];
EFI_ACPI_6_3_PPTT_STRUCTURE_CACHE L2Cache;
ACPI_6_3_PPTT_CORE Cores[NUM_CORES];
} ACPI_6_3_PPTT_CLUSTER;
typedef struct {
EFI_ACPI_6_3_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_HEADER Pptt;
ACPI_6_3_PPTT_CLUSTER Packages[NUM_CLUSTERS];
} ACPI_6_3_PPTT_STRUCTURE;
#pragma pack()
#define PPTT_CORE(pid, cid, id) { \
{ \
EFI_ACPI_6_3_PPTT_TYPE_PROCESSOR, \
FIELD_OFFSET (ACPI_6_3_PPTT_CORE, DCache), \
{}, \
{ \
EFI_ACPI_6_3_PPTT_PACKAGE_NOT_PHYSICAL, /* Not PhysicalPackage */ \
EFI_ACPI_6_3_PPTT_PROCESSOR_ID_VALID, /* AcpiProcessorIdValid */ \
EFI_ACPI_6_3_PPTT_PROCESSOR_IS_NOT_THREAD, /* Is not a Thread */ \
EFI_ACPI_6_3_PPTT_NODE_IS_LEAF, /* Leaf */ \
EFI_ACPI_6_3_PPTT_IMPLEMENTATION_IDENTICAL, /* identical ignored */ \
}, \
FIELD_OFFSET (ACPI_6_3_PPTT_STRUCTURE, \
Packages[pid]), /* Parent */ \
256 * (cid) + (id), /* AcpiProcessorId */ \
2, /* NumberOfPrivateResources */ \
}, { \
FIELD_OFFSET (ACPI_6_3_PPTT_STRUCTURE, \
Packages[pid].Cores[id].DCache), \
FIELD_OFFSET (ACPI_6_3_PPTT_STRUCTURE, \
Packages[pid].Cores[id].ICache), \
}, { \
EFI_ACPI_6_3_PPTT_TYPE_CACHE, \
sizeof (EFI_ACPI_6_3_PPTT_STRUCTURE_CACHE), \
{}, \
{ \
1, /* SizePropertyValid */ \
1, /* NumberOfSetsValid */ \
1, /* AssociativityValid */ \
1, /* AllocationTypeValid */ \
1, /* CacheTypeValid */ \
1, /* WritePolicyValid */ \
1, /* LineSizeValid */ \
}, \
0, /* NextLevelOfCache */ \
CORTEX_L1D_SIZE, /* Size */ \
CORTEX_L1D_SETS, /* NumberOfSets */ \
CORTEX_L1D_ASSC, /* Associativity */ \
{ \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_ALLOCATION_READ_WRITE, \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_CACHE_TYPE_DATA, \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK, \
}, \
64 /* LineSize */ \
}, { \
EFI_ACPI_6_3_PPTT_TYPE_CACHE, \
sizeof (EFI_ACPI_6_3_PPTT_STRUCTURE_CACHE), \
{}, \
{ \
1, /* SizePropertyValid */ \
1, /* NumberOfSetsValid */ \
1, /* AssociativityValid */ \
1, /* AllocationTypeValid */ \
1, /* CacheTypeValid */ \
1, /* WritePolicyValid */ \
1, /* LineSizeValid */ \
}, \
0, /* NextLevelOfCache */ \
CORTEX_L1I_SIZE, /* Size */ \
CORTEX_L1I_SETS, /* NumberOfSets */ \
CORTEX_L1I_ASSC, /* Associativity */ \
{ \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_ALLOCATION_READ, /* AllocationType */ \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_CACHE_TYPE_INSTRUCTION, \
0, /* WritePolicy */ \
}, \
64 /* LineSize */ \
} \
}
#define PPTT_CLUSTER(pid, cid) { \
{ \
EFI_ACPI_6_3_PPTT_TYPE_PROCESSOR, \
FIELD_OFFSET (ACPI_6_3_PPTT_CLUSTER, L2Cache), \
{}, \
{ \
EFI_ACPI_6_3_PPTT_PACKAGE_PHYSICAL, /* PhysicalPackage */ \
EFI_ACPI_6_3_PPTT_PROCESSOR_ID_INVALID, /* AcpiProcessorIdValid */ \
EFI_ACPI_6_3_PPTT_PROCESSOR_IS_NOT_THREAD, /* Is not a Thread */ \
EFI_ACPI_6_3_PPTT_NODE_IS_NOT_LEAF, /* not Leaf */ \
EFI_ACPI_6_3_PPTT_IMPLEMENTATION_IDENTICAL, /* identical cores */ \
}, \
0, /* Parent */ \
0, /* AcpiProcessorId */ \
1, /* NumberOfPrivateResources */ \
}, { \
FIELD_OFFSET (ACPI_6_3_PPTT_STRUCTURE, Packages[pid].L2Cache), \
}, { \
EFI_ACPI_6_3_PPTT_TYPE_CACHE, \
sizeof (EFI_ACPI_6_3_PPTT_STRUCTURE_CACHE), \
{}, \
{ \
1, /* SizePropertyValid */ \
1, /* NumberOfSetsValid */ \
1, /* AssociativityValid */ \
1, /* AllocationTypeValid */ \
1, /* CacheTypeValid */ \
1, /* WritePolicyValid */ \
1, /* LineSizeValid */ \
}, \
0, /* NextLevelOfCache */ \
CORTEX_L2_SIZE, /* Size */ \
CORTEX_L2_SETS, /* NumberOfSets */ \
CORTEX_L2_ASSC, /* Associativity */ \
{ \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_ALLOCATION_READ_WRITE, \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_CACHE_TYPE_UNIFIED, \
EFI_ACPI_6_3_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK, \
}, \
64 /* LineSize */ \
}, { \
PPTT_CORE(pid, cid, 0), \
PPTT_CORE(pid, cid, 1), \
PPTT_CORE(pid, cid, 2), \
PPTT_CORE(pid, cid, 3), \
} \
}
ACPI_6_3_PPTT_STRUCTURE Pptt = {
{
ACPI_HEADER(EFI_ACPI_6_3_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_STRUCTURE_SIGNATURE,
ACPI_6_3_PPTT_STRUCTURE,
EFI_ACPI_6_3_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_REVISION),
}, {
PPTT_CLUSTER (0, 0),
}
};
VOID * CONST ReferenceAcpiTable = &Pptt;