19df19308SSuma Hegde# SPDX-License-Identifier: GPL-2.0-only 29df19308SSuma Hegde# 39df19308SSuma Hegde# AMD HSMP Driver 49df19308SSuma Hegde# 59df19308SSuma Hegde 69df19308SSuma Hegdeconfig AMD_HSMP 77d3135d1SSuma Hegde tristate 89df19308SSuma Hegde 97d3135d1SSuma Hegdemenu "AMD HSMP Driver" 10*8a3dc0f7SYazen Ghannam depends on AMD_NODE || COMPILE_TEST 117d3135d1SSuma Hegde 127d3135d1SSuma Hegdeconfig AMD_HSMP_ACPI 137d3135d1SSuma Hegde tristate "AMD HSMP ACPI device driver" 147d3135d1SSuma Hegde depends on ACPI 157d3135d1SSuma Hegde select AMD_HSMP 167d3135d1SSuma Hegde help 179df19308SSuma Hegde Host System Management Port (HSMP) interface is a mailbox interface 189df19308SSuma Hegde between the x86 core and the System Management Unit (SMU) firmware. 197d3135d1SSuma Hegde The driver provides a way for user space tools to monitor and manage 207d3135d1SSuma Hegde system management functionality on EPYC and MI300A server CPUs 217d3135d1SSuma Hegde from AMD. 227d3135d1SSuma Hegde 237d3135d1SSuma Hegde This option supports ACPI based probing. 247d3135d1SSuma Hegde You may enable this, if your platform BIOS provides an ACPI object 257d3135d1SSuma Hegde as described in amd_hsmp.rst document. 267d3135d1SSuma Hegde 277d3135d1SSuma Hegde If you choose to compile this driver as a module the module will be 287d3135d1SSuma Hegde called hsmp_acpi. 297d3135d1SSuma Hegde 307d3135d1SSuma Hegdeconfig AMD_HSMP_PLAT 317d3135d1SSuma Hegde tristate "AMD HSMP platform device driver" 327d3135d1SSuma Hegde select AMD_HSMP 337d3135d1SSuma Hegde help 347d3135d1SSuma Hegde Host System Management Port (HSMP) interface is a mailbox interface 357d3135d1SSuma Hegde between the x86 core and the System Management Unit (SMU) firmware. 367d3135d1SSuma Hegde The driver provides a way for user space tools to monitor and manage 377d3135d1SSuma Hegde system management functionality on EPYC and MI300A server CPUs 387d3135d1SSuma Hegde from AMD. 397d3135d1SSuma Hegde 407d3135d1SSuma Hegde This option supports platform device based probing. 417d3135d1SSuma Hegde You may enable this, if your platform BIOS does not provide 427d3135d1SSuma Hegde HSMP ACPI object. 439df19308SSuma Hegde 449df19308SSuma Hegde If you choose to compile this driver as a module the module will be 459df19308SSuma Hegde called amd_hsmp. 467d3135d1SSuma Hegde 477d3135d1SSuma Hegdeendmenu 48