| # eSPI configuration options |
| |
| # Copyright (c) 2019 Intel Corporation |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| menuconfig ESPI |
| bool "Enhanced Serial Peripheral Interface (eSPI) bus drivers" |
| help |
| Enable ESPI Driver. |
| |
| if ESPI |
| |
| source "drivers/espi/Kconfig.xec" |
| |
| source "drivers/espi/Kconfig.npcx" |
| |
| source "drivers/espi/Kconfig.espi_emul" |
| |
| source "drivers/espi/Kconfig.it8xxx2" |
| |
| module = ESPI |
| module-str = espi |
| source "subsys/logging/Kconfig.template.log_config" |
| |
| config ESPI_TARGET |
| bool "ESPI target driver" |
| default y |
| help |
| Enables eSPI driver in target mode. |
| |
| config ESPI_INIT_PRIORITY |
| int "ESPI Controller driver initialization priority" |
| default 3 |
| help |
| Driver initialization priority for eSPI driver. |
| |
| config ESPI_PERIPHERAL_CHANNEL |
| bool "eSPI peripheral channel" |
| default y |
| help |
| eSPI Controller supports peripheral channel. |
| |
| config ESPI_VWIRE_CHANNEL |
| bool "eSPI virtual wire channel" |
| default y |
| help |
| eSPI Controller supports virtual wires channel. |
| |
| config ESPI_VWIRE_VALID_BIT_CHECK |
| bool "eSPI virtual wire valid bit check" |
| default y |
| depends on ESPI_VWIRE_CHANNEL |
| help |
| Enable the checking of the eSPI virtual wire valid bit. If this |
| configuration is not set, treat the new values as the previously |
| retained valid values and return the received virtual wire level. |
| |
| config ESPI_AUTOMATIC_WARNING_ACKNOWLEDGE |
| bool "Automatic acknowledge for eSPI HOST warnings" |
| default y |
| depends on ESPI_VWIRE_CHANNEL |
| depends on ESPI_TARGET |
| help |
| Enable automatic acknowledgment from eSPI target towards eSPI controller |
| whenever it receives suspend or reset warning. |
| If this is disabled, it means the app wants to be give the opportunity |
| to prepare for either HOST suspend or reset. |
| |
| config ESPI_AUTOMATIC_BOOT_DONE_ACKNOWLEDGE |
| bool "Automatic acknowledge target boot status" |
| default y |
| depends on ESPI_VWIRE_CHANNEL |
| depends on ESPI_TARGET |
| help |
| Enable automatic acknowledgment from target basic configuration been |
| completed by sending a virtual wire message to the eSPI master. |
| This depends on SPI boot configuration. It could be either very |
| early in the flow after the VW channel is configured. Or it could be |
| until flash channel is configured. |
| |
| config ESPI_OOB_CHANNEL |
| bool "eSPI Out-of-band channel" |
| help |
| eSPI Controller supports OOB channel. |
| |
| config ESPI_FLASH_CHANNEL |
| bool "ESPI flash channel" |
| help |
| eSPI Controller supports flash channel. |
| |
| if ESPI_PERIPHERAL_CHANNEL |
| |
| config ESPI_PERIPHERAL_UART |
| bool "UART peripheral" |
| help |
| Enables UART over eSPI peripheral channel. |
| |
| config ESPI_PERIPHERAL_8042_KBC |
| bool "8042 kbc peripheral" |
| help |
| Enables 8042 keyboard controller over eSPI peripheral channel. |
| |
| config ESPI_PERIPHERAL_HOST_IO |
| bool "Host I/O peripheral" |
| help |
| Enables ACPI Host I/O over eSPI peripheral channel. |
| |
| config ESPI_PERIPHERAL_HOST_IO_PVT |
| bool "Host I/O peripheral Private Channel" |
| help |
| Enables ACPI Host I/O over eSPI peripheral channel for private channel. |
| |
| config ESPI_PERIPHERAL_HOST_IO_PVT_PORT_NUM |
| hex "Host I/O peripheral Private Channel" |
| depends on ESPI_PERIPHERAL_HOST_IO_PVT |
| default 0x06A00000 |
| help |
| This is the port number used by the Host and EC to communicate over |
| the private channel. Please ensure the Host code is configured to use |
| the same port. Also, ensure the port number selected doesn't clash |
| with the existing ports (like 80, 92, 62 etc). |
| |
| config ESPI_PERIPHERAL_DEBUG_PORT_80 |
| bool "Debug Port 80 peripheral" |
| help |
| Enables debug Port 80 over eSPI peripheral channel. |
| |
| config ESPI_PERIPHERAL_EC_HOST_CMD |
| bool "Host peripheral device support EC host command subsystem" |
| help |
| Enables Embedded Controller (EC) host command subsystem via eSPI |
| peripheral channel. |
| |
| config ESPI_PERIPHERAL_ACPI_SHM_REGION |
| bool "Host peripheral device support shared memory region" |
| help |
| Enables shared memory region over eSPI peripheral channel to access |
| the ACPI response data. |
| |
| config ESPI_PERIPHERAL_ACPI_SHM_REGION_PORT_NUM |
| hex "Host I/O peripheral port number for shared memory region" |
| depends on ESPI_PERIPHERAL_ACPI_SHM_REGION |
| default 0x0900 |
| help |
| This is the port number used by the Host and EC to communicate over |
| the shared memory region to access the ACPI response data. Please |
| ensure the Host code is configured to use for accessing ACPI response |
| data. Also, ensure the port number selected doesn't clash with the |
| existing ports. |
| |
| config ESPI_PERIPHERAL_CUSTOM_OPCODE |
| bool "Host peripheral device support customized opcode" |
| help |
| Enables opcode is customized for certain platforms such as Chromebook |
| and so on over eSPI peripheral channel. |
| |
| config ESPI_PERIPHERAL_HOST_CMD_DATA_PORT_NUM |
| hex "Host I/O peripheral port number for ec host command data" |
| depends on ESPI_PERIPHERAL_EC_HOST_CMD |
| default 0x0200 |
| help |
| This is the port number used by the Host and EC to communicate over |
| the eSPI peripheral channel to send EC host command data and its |
| result. Please ensure the Host code is configured to use for accessing |
| host command data and result. Also, ensure the port number selected |
| doesn't clash with the existing ports. |
| |
| config ESPI_PERIPHERAL_HOST_CMD_PARAM_PORT_NUM |
| hex "Host I/O peripheral port number for ec host command parameters" |
| depends on ESPI_PERIPHERAL_EC_HOST_CMD |
| default 0x0800 |
| help |
| This is the port number used by the Host and EC to communicate over |
| the eSPI peripheral channel to access the host command request and |
| response data. Please ensure the Host code is configured to use for |
| accessing these package data. Also, ensure the port number selected |
| doesn't clash with the existing ports. |
| |
| endif # ESPI_PERIPHERAL_CHANNEL |
| |
| config ESPI_OOB_CHANNEL_RX_ASYNC |
| bool "OOB host-initiated traffic handling" |
| depends on ESPI_OOB_CHANNEL |
| help |
| Enables asynchronous handling for host-initiated OOB traffic. |
| Otherwise OOB traffic is assumed to be always client-initiated. |
| |
| config ESPI_TAF |
| bool "ESPI TAF driver" |
| depends on ESPI_FLASH_CHANNEL |
| help |
| Enable Target Attached Flash eSPI driver. TAF depends upon ESPI driver |
| and flash channel. |
| |
| config ESPI_TAF_INIT_PRIORITY |
| int "ESPI TAF driver initialization priority" |
| depends on ESPI_TAF |
| default 4 |
| help |
| Driver initialization priority for eSPI TAF driver. TAF driver must |
| initialize after the ESPI driver. |
| |
| endif # ESPI |
