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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2019, Mellanox Technologies. All rights reserved.
*/
#ifndef __MLXBF_BOOTCTL_H__
#define __MLXBF_BOOTCTL_H__
/*
* Request that the on-chip watchdog be enabled, or disabled, after
* the next chip soft reset. This call does not affect the current
* status of the on-chip watchdog. If non-zero, the argument
* specifies the watchdog interval in seconds. If zero, the watchdog
* will not be enabled after the next soft reset. Non-zero errors are
* returned as documented below.
*/
#define MLXBF_BOOTCTL_SET_POST_RESET_WDOG 0x82000000
/*
* Query the status which has been requested for the on-chip watchdog
* after the next chip soft reset. Returns the interval as set by
* MLXBF_BOOTCTL_SET_POST_RESET_WDOG.
*/
#define MLXBF_BOOTCTL_GET_POST_RESET_WDOG 0x82000001
/*
* Request that a specific boot action be taken at the next soft
* reset. By default, the boot action is set by external chip pins,
* which are sampled on hard reset. Note that the boot action
* requested by this call will persist on subsequent resets unless
* this service, or the MLNX_SET_SECOND_RESET_ACTION service, is
* invoked. See below for the available MLNX_BOOT_xxx parameter
* values. Non-zero errors are returned as documented below.
*/
#define MLXBF_BOOTCTL_SET_RESET_ACTION 0x82000002
/*
* Return the specific boot action which will be taken at the next
* soft reset. Returns the reset action (see below for the parameter
* values for MLXBF_BOOTCTL_SET_RESET_ACTION).
*/
#define MLXBF_BOOTCTL_GET_RESET_ACTION 0x82000003
/*
* Request that a specific boot action be taken at the soft reset
* after the next soft reset. For a specified valid boot mode, the
* effect of this call is identical to that of invoking
* MLXBF_BOOTCTL_SET_RESET_ACTION after the next chip soft reset; in
* particular, after that reset, the action for the now next reset can
* be queried with MLXBF_BOOTCTL_GET_RESET_ACTION and modified with
* MLXBF_BOOTCTL_SET_RESET_ACTION. You may also specify the parameter as
* MLNX_BOOT_NONE, which is equivalent to specifying that no call to
* MLXBF_BOOTCTL_SET_RESET_ACTION be taken after the next chip soft reset.
* This call does not affect the action to be taken at the next soft
* reset. Non-zero errors are returned as documented below.
*/
#define MLXBF_BOOTCTL_SET_SECOND_RESET_ACTION 0x82000004
/*
* Return the specific boot action which will be taken at the soft
* reset after the next soft reset; this will be one of the valid
* actions for MLXBF_BOOTCTL_SET_SECOND_RESET_ACTION.
*/
#define MLXBF_BOOTCTL_GET_SECOND_RESET_ACTION 0x82000005
/*
* Return the fuse status of the current chip. The caller should specify
* with the second argument if the state of the lifecycle fuses or the
* version of secure boot fuse keys left should be returned.
*/
#define MLXBF_BOOTCTL_GET_TBB_FUSE_STATUS 0x82000006
/* Reset eMMC by programming the RST_N register. */
#define MLXBF_BOOTCTL_SET_EMMC_RST_N 0x82000007
#define MLXBF_BOOTCTL_GET_DIMM_INFO 0x82000008
/*
* Initiate Firmware Reset via TYU. This might be invoked during the reset
* flow in isolation mode.
*/
#define MLXBF_BOOTCTL_FW_RESET 0x8200000D
/*
* SMC function IDs to set, get and lock the manufacturing information
* stored within the eeprom.
*/
#define MLXBF_BOOTCTL_SET_MFG_INFO 0x8200000E
#define MLXBF_BOOTCTL_GET_MFG_INFO 0x8200000F
#define MLXBF_BOOTCTL_LOCK_MFG_INFO 0x82000011
/*
* SMC function IDs to set and get the large ICM carveout size
* stored in the eeprom.
*/
#define MLNX_HANDLE_SET_ICM_INFO 0x82000012
#define MLNX_HANDLE_GET_ICM_INFO 0x82000013
#define MAX_ICM_BUFFER_SIZE 10
/*
* SMC function ID to set the ARM boot state to up
*/
#define MLNX_HANDLE_OS_UP 0x82000014
/* SMC function IDs for SiP Service queries */
#define MLXBF_BOOTCTL_SIP_SVC_CALL_COUNT 0x8200ff00
#define MLXBF_BOOTCTL_SIP_SVC_UID 0x8200ff01
#define MLXBF_BOOTCTL_SIP_SVC_VERSION 0x8200ff03
/* ARM Standard Service Calls version numbers */
#define MLXBF_BOOTCTL_SVC_VERSION_MAJOR 0x0
#define MLXBF_BOOTCTL_SVC_VERSION_MINOR 0x2
/* Number of svc calls defined. */
#define MLXBF_BOOTCTL_NUM_SVC_CALLS 12
/* Valid reset actions for MLXBF_BOOTCTL_SET_RESET_ACTION. */
#define MLXBF_BOOTCTL_EXTERNAL 0 /* Not boot from eMMC */
#define MLXBF_BOOTCTL_EMMC 1 /* From primary eMMC boot partition */
#define MLNX_BOOTCTL_SWAP_EMMC 2 /* Swap eMMC boot partitions and reboot */
#define MLXBF_BOOTCTL_EMMC_LEGACY 3 /* From primary eMMC in legacy mode */
/* Valid arguments for requesting the fuse status. */
#define MLXBF_BOOTCTL_FUSE_STATUS_LIFECYCLE 0 /* Return lifecycle status. */
#define MLXBF_BOOTCTL_FUSE_STATUS_KEYS 1 /* Return secure boot key status */
/* Additional value to disable the MLXBF_BOOTCTL_SET_SECOND_RESET_ACTION. */
#define MLXBF_BOOTCTL_NONE 0x7fffffff /* Don't change next boot action */
#define MLXBF_LARGE_ICMC_MAX_STRING_SIZE 16
#define MLXBF_LARGE_ICMC_SIZE_MIN 0x80
#define MLXBF_LARGE_ICMC_SIZE_MAX 0x100000
#define MLXBF_LARGE_ICMC_GRANULARITY MLXBF_LARGE_ICMC_SIZE_MIN
#endif /* __MLXBF_BOOTCTL_H__ */
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