19df19308SSuma Hegde# SPDX-License-Identifier: GPL-2.0-only 29df19308SSuma Hegde# 39df19308SSuma Hegde# AMD HSMP Driver 49df19308SSuma Hegde# 59df19308SSuma Hegde 69df19308SSuma Hegdeconfig AMD_HSMP 7*7d3135d1SSuma Hegde tristate 89df19308SSuma Hegde 9*7d3135d1SSuma Hegdemenu "AMD HSMP Driver" 10*7d3135d1SSuma Hegde depends on AMD_NB || COMPILE_TEST 11*7d3135d1SSuma Hegde 12*7d3135d1SSuma Hegdeconfig AMD_HSMP_ACPI 13*7d3135d1SSuma Hegde tristate "AMD HSMP ACPI device driver" 14*7d3135d1SSuma Hegde depends on ACPI 15*7d3135d1SSuma Hegde select AMD_HSMP 16*7d3135d1SSuma 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. 19*7d3135d1SSuma Hegde The driver provides a way for user space tools to monitor and manage 20*7d3135d1SSuma Hegde system management functionality on EPYC and MI300A server CPUs 21*7d3135d1SSuma Hegde from AMD. 22*7d3135d1SSuma Hegde 23*7d3135d1SSuma Hegde This option supports ACPI based probing. 24*7d3135d1SSuma Hegde You may enable this, if your platform BIOS provides an ACPI object 25*7d3135d1SSuma Hegde as described in amd_hsmp.rst document. 26*7d3135d1SSuma Hegde 27*7d3135d1SSuma Hegde If you choose to compile this driver as a module the module will be 28*7d3135d1SSuma Hegde called hsmp_acpi. 29*7d3135d1SSuma Hegde 30*7d3135d1SSuma Hegdeconfig AMD_HSMP_PLAT 31*7d3135d1SSuma Hegde tristate "AMD HSMP platform device driver" 32*7d3135d1SSuma Hegde select AMD_HSMP 33*7d3135d1SSuma Hegde help 34*7d3135d1SSuma Hegde Host System Management Port (HSMP) interface is a mailbox interface 35*7d3135d1SSuma Hegde between the x86 core and the System Management Unit (SMU) firmware. 36*7d3135d1SSuma Hegde The driver provides a way for user space tools to monitor and manage 37*7d3135d1SSuma Hegde system management functionality on EPYC and MI300A server CPUs 38*7d3135d1SSuma Hegde from AMD. 39*7d3135d1SSuma Hegde 40*7d3135d1SSuma Hegde This option supports platform device based probing. 41*7d3135d1SSuma Hegde You may enable this, if your platform BIOS does not provide 42*7d3135d1SSuma 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. 46*7d3135d1SSuma Hegde 47*7d3135d1SSuma Hegdeendmenu 48