On Thu, Mar 08, 2018 at 01:13:53PM +0000, Ard Biesheuvel wrote:
> Add a ACPI Processor Properties Topology Table (PPTT) to the SynQuacer
> builds. This information is used by the OS to tune the scheduler.
> 
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Ard Biesheuvel <[email protected]>

Not my area of expertise, but looks reasonable.
Reviewed-by: Leif Lindholm <[email protected]>

> ---
> This produces the following topology after applying Jeremy's patches:
> 
> $ lstopo-no-graphics 
> Machine (31GB)
>   Package L#0 + L3 L#0 (4096KB)
>     L2 L#0 (256KB)
>       L1d L#0 (32KB) + L1i L#0 (32KB) + Core L#0 + PU L#0 (P#0)
>       L1d L#1 (32KB) + L1i L#1 (32KB) + Core L#1 + PU L#1 (P#1)
>     L2 L#1 (256KB)
>       L1d L#2 (32KB) + L1i L#2 (32KB) + Core L#2 + PU L#2 (P#2)
>       L1d L#3 (32KB) + L1i L#3 (32KB) + Core L#3 + PU L#3 (P#3)
>     L2 L#2 (256KB)
>       L1d L#4 (32KB) + L1i L#4 (32KB) + Core L#4 + PU L#4 (P#4)
>       L1d L#5 (32KB) + L1i L#5 (32KB) + Core L#5 + PU L#5 (P#5)
>     L2 L#3 (256KB)
>       L1d L#6 (32KB) + L1i L#6 (32KB) + Core L#6 + PU L#6 (P#6)
>       L1d L#7 (32KB) + L1i L#7 (32KB) + Core L#7 + PU L#7 (P#7)
>     L2 L#4 (256KB)
>       L1d L#8 (32KB) + L1i L#8 (32KB) + Core L#8 + PU L#8 (P#8)
>       L1d L#9 (32KB) + L1i L#9 (32KB) + Core L#9 + PU L#9 (P#9)
>     L2 L#5 (256KB)
>       L1d L#10 (32KB) + L1i L#10 (32KB) + Core L#10 + PU L#10 (P#10)
>       L1d L#11 (32KB) + L1i L#11 (32KB) + Core L#11 + PU L#11 (P#11)
>     L2 L#6 (256KB)
>       L1d L#12 (32KB) + L1i L#12 (32KB) + Core L#12 + PU L#12 (P#12)
>       L1d L#13 (32KB) + L1i L#13 (32KB) + Core L#13 + PU L#13 (P#13)
>     L2 L#7 (256KB)
>       L1d L#14 (32KB) + L1i L#14 (32KB) + Core L#14 + PU L#14 (P#14)
>       L1d L#15 (32KB) + L1i L#15 (32KB) + Core L#15 + PU L#15 (P#15)
>     L2 L#8 (256KB)
>       L1d L#16 (32KB) + L1i L#16 (32KB) + Core L#16 + PU L#16 (P#16)
>       L1d L#17 (32KB) + L1i L#17 (32KB) + Core L#17 + PU L#17 (P#17)
>     L2 L#9 (256KB)
>       L1d L#18 (32KB) + L1i L#18 (32KB) + Core L#18 + PU L#18 (P#18)
>       L1d L#19 (32KB) + L1i L#19 (32KB) + Core L#19 + PU L#19 (P#19)
>     L2 L#10 (256KB)
>       L1d L#20 (32KB) + L1i L#20 (32KB) + Core L#20 + PU L#20 (P#20)
>       L1d L#21 (32KB) + L1i L#21 (32KB) + Core L#21 + PU L#21 (P#21)
>     L2 L#11 (256KB)
>       L1d L#22 (32KB) + L1i L#22 (32KB) + Core L#22 + PU L#22 (P#22)
>       L1d L#23 (32KB) + L1i L#23 (32KB) + Core L#23 + PU L#23 (P#23)
>   HostBridge L#0
>     PCIBridge
>       PCIBridge
>         PCI 1b21:0612
>           Block(Disk) L#0 "sda"
>   HostBridge L#3
>     PCI 10de:128b
>       GPU L#1 "renderD128"
>       GPU L#2 "card0"
>       GPU L#3 "controlD64"
> 
>  Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf |   1 +
>  Silicon/Socionext/SynQuacer/AcpiTables/Pptt.aslc      | 221 
> ++++++++++++++++++++
>  2 files changed, 222 insertions(+)
> 
> diff --git a/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf 
> b/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf
> index bca8354d1184..afee50df5c63 100644
> --- a/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf
> +++ b/Silicon/Socionext/SynQuacer/AcpiTables/AcpiTables.inf
> @@ -31,6 +31,7 @@ [Sources]
>    Iort.aslc
>    Madt.aslc
>    Mcfg.aslc
> +  Pptt.aslc
>    Spcr.aslc
>  
>  [Packages]
> diff --git a/Silicon/Socionext/SynQuacer/AcpiTables/Pptt.aslc 
> b/Silicon/Socionext/SynQuacer/AcpiTables/Pptt.aslc
> new file mode 100644
> index 000000000000..615f324dd37c
> --- /dev/null
> +++ b/Silicon/Socionext/SynQuacer/AcpiTables/Pptt.aslc
> @@ -0,0 +1,221 @@
> +/** @file
> +
> +  Copyright (c) 2018, Linaro Ltd. 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.
> +
> +**/
> +
> +#include <IndustryStandard/Acpi.h>
> +
> +#include "AcpiTables.h"
> +
> +#define FIELD_OFFSET(type, name)            __builtin_offsetof(type, name)
> +
> +#pragma pack(1)
> +typedef struct {
> +  EFI_ACPI_6_2_PPTT_STRUCTURE_PROCESSOR                     Core;
> +  UINT32                                                    Offset[2];
> +  EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE                         DCache;
> +  EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE                         ICache;
> +} SYNQUACER_PPTT_CORE;
> +
> +typedef struct {
> +  EFI_ACPI_6_2_PPTT_STRUCTURE_PROCESSOR                     Cluster;
> +  UINT32                                                    Offset[1];
> +  EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE                         L2Cache;
> +  SYNQUACER_PPTT_CORE                                       Cores[2];
> +} SYNQUACER_PPTT_CLUSTER;
> +
> +typedef struct {
> +  EFI_ACPI_6_2_PPTT_STRUCTURE_PROCESSOR                     Package;
> +  UINT32                                                    Offset[1];
> +  EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE                         L3Cache;
> +  SYNQUACER_PPTT_CLUSTER                                    Clusters[12];
> +} SYNQUACER_PPTT_PACKAGE;
> +
> +typedef struct {
> +  EFI_ACPI_6_2_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_HEADER   Pptt;
> +  SYNQUACER_PPTT_PACKAGE                                    Packages[1];
> +} SYNQUACER_PPTT_TABLE;
> +#pragma pack()
> +
> +#define PPTT_CORE(pid, cid, id) {                                            
>  \
> +  {                                                                          
>  \
> +    EFI_ACPI_6_2_PPTT_TYPE_PROCESSOR,                                        
>  \
> +    FIELD_OFFSET (SYNQUACER_PPTT_CORE, DCache),                              
>  \
> +    {},                                                                      
>  \
> +    {                                                                        
>  \
> +      0,                                        /* PhysicalPackage */        
>  \
> +      EFI_ACPI_6_2_PPTT_PROCESSOR_ID_VALID,     /* AcpiProcessorIdValid */   
>  \
> +    },                                                                       
>  \
> +    FIELD_OFFSET (SYNQUACER_PPTT_TABLE,                                      
>  \
> +                  Packages[pid].Clusters[cid]), /* Parent */                 
>  \
> +    2 * (cid) + (id),                           /* AcpiProcessorId */        
>  \
> +    2,                                          /* NumberOfPrivateResources 
> */\
> +  }, {                                                                       
>  \
> +    FIELD_OFFSET (SYNQUACER_PPTT_TABLE,                                      
>  \
> +                  Packages[pid].Clusters[cid].Cores[id].DCache),             
>  \
> +    FIELD_OFFSET (SYNQUACER_PPTT_TABLE,                                      
>  \
> +                  Packages[pid].Clusters[cid].Cores[id].ICache),             
>  \
> +  }, {                                                                       
>  \
> +    EFI_ACPI_6_2_PPTT_TYPE_CACHE,                                            
>  \
> +    sizeof (EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE),                              
>  \
> +    {},                                                                      
>  \
> +    {                                                                        
>  \
> +      1,          /* SizePropertyValid */                                    
>  \
> +      1,          /* NumberOfSetsValid */                                    
>  \
> +      1,          /* AssociativityValid */                                   
>  \
> +      0,          /* AllocationTypeValid */                                  
>  \
> +      1,          /* CacheTypeValid */                                       
>  \
> +      1,          /* WritePolicyValid */                                     
>  \
> +      1,          /* LineSizeValid */                                        
>  \
> +    },                                                                       
>  \
> +    0,            /* NextLevelOfCache */                                     
>  \
> +    SIZE_32KB,    /* Size */                                                 
>  \
> +    128,          /* NumberOfSets */                                         
>  \
> +    4,            /* Associativity */                                        
>  \
> +    {                                                                        
>  \
> +      0,                                                /* AllocationType */ 
>  \
> +      EFI_ACPI_6_2_CACHE_ATTRIBUTES_CACHE_TYPE_DATA,                         
>  \
> +      EFI_ACPI_6_2_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK,                 
>  \
> +    },                                                                       
>  \
> +    64            /* LineSize */                                             
>  \
> +  }, {                                                                       
>  \
> +    EFI_ACPI_6_2_PPTT_TYPE_CACHE,                                            
>  \
> +    sizeof (EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE),                              
>  \
> +    {},                                                                      
>  \
> +    {                                                                        
>  \
> +      1,          /* SizePropertyValid */                                    
>  \
> +      1,          /* NumberOfSetsValid */                                    
>  \
> +      1,          /* AssociativityValid */                                   
>  \
> +      0,          /* AllocationTypeValid */                                  
>  \
> +      1,          /* CacheTypeValid */                                       
>  \
> +      1,          /* WritePolicyValid */                                     
>  \
> +      1,          /* LineSizeValid */                                        
>  \
> +    },                                                                       
>  \
> +    0,            /* NextLevelOfCache */                                     
>  \
> +    SIZE_32KB,    /* Size */                                                 
>  \
> +    256,          /* NumberOfSets */                                         
>  \
> +    2,            /* Associativity */                                        
>  \
> +    {                                                                        
>  \
> +      0,                                                /* AllocationType */ 
>  \
> +      EFI_ACPI_6_2_CACHE_ATTRIBUTES_CACHE_TYPE_INSTRUCTION,                  
>  \
> +      EFI_ACPI_6_2_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK,                 
>  \
> +    },                                                                       
>  \
> +    64            /* LineSize */                                             
>  \
> +  }                                                                          
>  \
> +}
> +
> +#define PPTT_CLUSTER(pid, cid) {                                             
>  \
> +  {                                                                          
>  \
> +    EFI_ACPI_6_2_PPTT_TYPE_PROCESSOR,                                        
>  \
> +    FIELD_OFFSET (SYNQUACER_PPTT_CLUSTER, L2Cache),                          
>  \
> +    {},                                                                      
>  \
> +    {                                                                        
>  \
> +      0,                                      /* PhysicalPackage */          
>  \
> +      EFI_ACPI_6_2_PPTT_PROCESSOR_ID_INVALID, /* AcpiProcessorIdValid */     
>  \
> +    },                                                                       
>  \
> +    FIELD_OFFSET (SYNQUACER_PPTT_TABLE, Packages[pid]), /* Parent */         
>  \
> +    0,                                        /* AcpiProcessorId */          
>  \
> +    1,                                        /* NumberOfPrivateResources */ 
>  \
> +  }, {                                                                       
>  \
> +    FIELD_OFFSET (SYNQUACER_PPTT_TABLE, 
> Packages[pid].Clusters[cid].L2Cache), \
> +  }, {                                                                       
>  \
> +    EFI_ACPI_6_2_PPTT_TYPE_CACHE,                                            
>  \
> +    sizeof (EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE),                              
>  \
> +    {},                                                                      
>  \
> +    {                                                                        
>  \
> +      1,          /* SizePropertyValid */                                    
>  \
> +      1,          /* NumberOfSetsValid */                                    
>  \
> +      1,          /* AssociativityValid */                                   
>  \
> +      0,          /* AllocationTypeValid */                                  
>  \
> +      1,          /* CacheTypeValid */                                       
>  \
> +      1,          /* WritePolicyValid */                                     
>  \
> +      1,          /* LineSizeValid */                                        
>  \
> +    },                                                                       
>  \
> +    0,            /* NextLevelOfCache */                                     
>  \
> +    SIZE_256KB,   /* Size */                                                 
>  \
> +    256,          /* NumberOfSets */                                         
>  \
> +    16,           /* Associativity */                                        
>  \
> +    {                                                                        
>  \
> +      0,                                                /* AllocationType */ 
>  \
> +      EFI_ACPI_6_2_CACHE_ATTRIBUTES_CACHE_TYPE_UNIFIED,                      
>  \
> +      EFI_ACPI_6_2_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK,                 
>  \
> +    },                                                                       
>  \
> +    64            /* LineSize */                                             
>  \
> +  }, {                                                                       
>  \
> +    PPTT_CORE(pid, cid, 0),                                                  
>  \
> +    PPTT_CORE(pid, cid, 1),                                                  
>  \
> +  }                                                                          
>  \
> +}
> +
> +STATIC SYNQUACER_PPTT_TABLE mSynQuacerPpttTable = {
> +  {
> +    
> __ACPI_HEADER(EFI_ACPI_6_2_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_STRUCTURE_SIGNATURE,
> +                  SYNQUACER_PPTT_TABLE,
> +                  EFI_ACPI_6_2_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_REVISION),
> +  },
> +  {
> +    {
> +      {
> +        EFI_ACPI_6_2_PPTT_TYPE_PROCESSOR,
> +        FIELD_OFFSET (SYNQUACER_PPTT_PACKAGE, L3Cache),
> +        {},
> +        {
> +          1,                                      /* PhysicalPackage */
> +          EFI_ACPI_6_2_PPTT_PROCESSOR_ID_INVALID, /* AcpiProcessorIdValid */
> +        },
> +        0,                                        /* Parent */
> +        0,                                        /* AcpiProcessorId */
> +        1,                                        /* 
> NumberOfPrivateResources */
> +      }, {
> +        FIELD_OFFSET (SYNQUACER_PPTT_TABLE, Packages[0].L3Cache),
> +      }, {
> +        EFI_ACPI_6_2_PPTT_TYPE_CACHE,
> +        sizeof (EFI_ACPI_6_2_PPTT_STRUCTURE_CACHE),
> +        {},
> +        {
> +          1,                                      /* SizePropertyValid */
> +          1,                                      /* NumberOfSetsValid */
> +          1,                                      /* AssociativityValid */
> +          0,                                      /* AllocationTypeValid */
> +          1,                                      /* CacheTypeValid */
> +          1,                                      /* WritePolicyValid */
> +          1,                                      /* LineSizeValid */
> +        },
> +        0,                                        /* NextLevelOfCache */
> +        SIZE_4MB,                                 /* Size */
> +        4096,                                     /* NumberOfSets */
> +        16,                                       /* Associativity */
> +        {
> +          0,                                      /* AllocationType */
> +          EFI_ACPI_6_2_CACHE_ATTRIBUTES_CACHE_TYPE_UNIFIED,
> +          EFI_ACPI_6_2_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK,
> +        },
> +        64                                        /* LineSize */
> +      }, {
> +        PPTT_CLUSTER (0, 0),
> +        PPTT_CLUSTER (0, 1),
> +        PPTT_CLUSTER (0, 2),
> +        PPTT_CLUSTER (0, 3),
> +        PPTT_CLUSTER (0, 4),
> +        PPTT_CLUSTER (0, 5),
> +        PPTT_CLUSTER (0, 6),
> +        PPTT_CLUSTER (0, 7),
> +        PPTT_CLUSTER (0, 8),
> +        PPTT_CLUSTER (0, 9),
> +        PPTT_CLUSTER (0, 10),
> +        PPTT_CLUSTER (0, 11),
> +      }
> +    }
> +  }
> +};
> +
> +VOID* CONST ReferenceAcpiTable = &mSynQuacerPpttTable;
> -- 
> 2.15.1
> 
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