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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /* 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 /* 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 */ #endif /* __MLXBF_BOOTCTL_H__ */ |