灵活呈现¶
该系统具有一个带有两个 CXL 主机桥接器的单插槽。 每个主机桥接器都有两个 CXL 内存扩展器，每个扩展器具有 4GB 的内存（总共 32GB）。
在这个系统上，平台设计者希望为用户提供灵活性，以配置各种交错或 NUMA 节点配置中的内存设备。 因此，他们提供了每种组合。
需要注意的事项
跨桥交错在一个 CFMWS 中描述，该 CFMWS 涵盖所有容量。
每个主机桥也描述了一个 CFMWS。
每个设备也描述了一个 CFMWS。
此 SRAT 描述了上述每个 CFMWS 的一个节点。
HMAT 描述了 SRAT 中每个节点的性能。
CEDT:
Subtable Type : 00 [CXL Host Bridge Structure]
Reserved : 00
Length : 0020
Associated host bridge : 00000007
Specification version : 00000001
Reserved : 00000000
Register base : 0000010370400000
Register length : 0000000000010000
Subtable Type : 00 [CXL Host Bridge Structure]
Reserved : 00
Length : 0020
Associated host bridge : 00000006
Specification version : 00000001
Reserved : 00000000
Register base : 0000010380800000
Register length : 0000000000010000
Subtable Type : 01 [CXL Fixed Memory Window Structure]
Reserved : 00
Length : 002C
Reserved : 00000000
Window base address : 0000001000000000
Window size : 0000000400000000
Interleave Members (2^n) : 01
Interleave Arithmetic : 00
Reserved : 0000
Granularity : 00000000
Restrictions : 0006
QtgId : 0001
First Target : 00000007
Second Target : 00000006
Subtable Type : 01 [CXL Fixed Memory Window Structure]
Reserved : 00
Length : 002C
Reserved : 00000000
Window base address : 0000002000000000
Window size : 0000000200000000
Interleave Members (2^n) : 00
Interleave Arithmetic : 00
Reserved : 0000
Granularity : 00000000
Restrictions : 0006
QtgId : 0001
First Target : 00000007
Subtable Type : 01 [CXL Fixed Memory Window Structure]
Reserved : 00
Length : 002C
Reserved : 00000000
Window base address : 0000002200000000
Window size : 0000000200000000
Interleave Members (2^n) : 00
Interleave Arithmetic : 00
Reserved : 0000
Granularity : 00000000
Restrictions : 0006
QtgId : 0001
First Target : 00000006
Subtable Type : 01 [CXL Fixed Memory Window Structure]
Reserved : 00
Length : 002C
Reserved : 00000000
Window base address : 0000003000000000
Window size : 0000000100000000
Interleave Members (2^n) : 00
Interleave Arithmetic : 00
Reserved : 0000
Granularity : 00000000
Restrictions : 0006
QtgId : 0001
First Target : 00000007
Subtable Type : 01 [CXL Fixed Memory Window Structure]
Reserved : 00
Length : 002C
Reserved : 00000000
Window base address : 0000003100000000
Window size : 0000000100000000
Interleave Members (2^n) : 00
Interleave Arithmetic : 00
Reserved : 0000
Granularity : 00000000
Restrictions : 0006
QtgId : 0001
First Target : 00000007
Subtable Type : 01 [CXL Fixed Memory Window Structure]
Reserved : 00
Length : 002C
Reserved : 00000000
Window base address : 0000003200000000
Window size : 0000000100000000
Interleave Members (2^n) : 00
Interleave Arithmetic : 00
Reserved : 0000
Granularity : 00000000
Restrictions : 0006
QtgId : 0001
First Target : 00000006
Subtable Type : 01 [CXL Fixed Memory Window Structure]
Reserved : 00
Length : 002C
Reserved : 00000000
Window base address : 0000003300000000
Window size : 0000000100000000
Interleave Members (2^n) : 00
Interleave Arithmetic : 00
Reserved : 0000
Granularity : 00000000
Restrictions : 0006
QtgId : 0001
First Target : 00000006
SRAT:
Subtable Type : 01 [Memory Affinity]
Length : 28
Proximity Domain : 00000001
Reserved1 : 0000
Base Address : 0000001000000000
Address Length : 0000000400000000
Reserved2 : 00000000
Flags (decoded below) : 0000000B
Enabled : 1
Hot Pluggable : 1
Non-Volatile : 0
Subtable Type : 01 [Memory Affinity]
Length : 28
Proximity Domain : 00000002
Reserved1 : 0000
Base Address : 0000002000000000
Address Length : 0000000200000000
Reserved2 : 00000000
Flags (decoded below) : 0000000B
Enabled : 1
Hot Pluggable : 1
Non-Volatile : 0
Subtable Type : 01 [Memory Affinity]
Length : 28
Proximity Domain : 00000003
Reserved1 : 0000
Base Address : 0000002200000000
Address Length : 0000000200000000
Reserved2 : 00000000
Flags (decoded below) : 0000000B
Enabled : 1
Hot Pluggable : 1
Non-Volatile : 0
Subtable Type : 01 [Memory Affinity]
Length : 28
Proximity Domain : 00000004
Reserved1 : 0000
Base Address : 0000003000000000
Address Length : 0000000100000000
Reserved2 : 00000000
Flags (decoded below) : 0000000B
Enabled : 1
Hot Pluggable : 1
Non-Volatile : 0
Subtable Type : 01 [Memory Affinity]
Length : 28
Proximity Domain : 00000005
Reserved1 : 0000
Base Address : 0000003100000000
Address Length : 0000000100000000
Reserved2 : 00000000
Flags (decoded below) : 0000000B
Enabled : 1
Hot Pluggable : 1
Non-Volatile : 0
Subtable Type : 01 [Memory Affinity]
Length : 28
Proximity Domain : 00000006
Reserved1 : 0000
Base Address : 0000003200000000
Address Length : 0000000100000000
Reserved2 : 00000000
Flags (decoded below) : 0000000B
Enabled : 1
Hot Pluggable : 1
Non-Volatile : 0
Subtable Type : 01 [Memory Affinity]
Length : 28
Proximity Domain : 00000007
Reserved1 : 0000
Base Address : 0000003300000000
Address Length : 0000000100000000
Reserved2 : 00000000
Flags (decoded below) : 0000000B
Enabled : 1
Hot Pluggable : 1
Non-Volatile : 0
HMAT:
Structure Type : 0001 [SLLBI]
Data Type : 00 [Latency]
Target Proximity Domain List : 00000000
Target Proximity Domain List : 00000001
Target Proximity Domain List : 00000002
Target Proximity Domain List : 00000003
Target Proximity Domain List : 00000004
Target Proximity Domain List : 00000005
Target Proximity Domain List : 00000006
Target Proximity Domain List : 00000007
Entry : 0080
Entry : 0100
Entry : 0100
Entry : 0100
Entry : 0100
Entry : 0100
Entry : 0100
Entry : 0100
Structure Type : 0001 [SLLBI]
Data Type : 03 [Bandwidth]
Target Proximity Domain List : 00000000
Target Proximity Domain List : 00000001
Target Proximity Domain List : 00000002
Target Proximity Domain List : 00000003
Target Proximity Domain List : 00000004
Target Proximity Domain List : 00000005
Target Proximity Domain List : 00000006
Target Proximity Domain List : 00000007
Entry : 1200
Entry : 0400
Entry : 0200
Entry : 0200
Entry : 0100
Entry : 0100
Entry : 0100
Entry : 0100
SLIT:
Signature : "SLIT" [System Locality Information Table]
Localities : 0000000000000003
Locality 0 : 10 20 20 20 20 20 20 20
Locality 1 : FF 0A FF FF FF FF FF FF
Locality 2 : FF FF 0A FF FF FF FF FF
Locality 3 : FF FF FF 0A FF FF FF FF
Locality 4 : FF FF FF FF 0A FF FF FF
Locality 5 : FF FF FF FF FF 0A FF FF
Locality 6 : FF FF FF FF FF FF 0A FF
Locality 7 : FF FF FF FF FF FF FF 0A
DSDT:
Scope (_SB)
{
Device (S0D0)
{
Name (_HID, "ACPI0016" /* Compute Express Link Host Bridge */) // _HID: Hardware ID
...
Name (_UID, 0x07) // _UID: Unique ID
}
...
Device (S0D5)
{
Name (_HID, "ACPI0016" /* Compute Express Link Host Bridge */) // _HID: Hardware ID
...
Name (_UID, 0x06) // _UID: Unique ID
}
}