62 lines
2 KiB
C
62 lines
2 KiB
C
// SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
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/* Copyright 2013-2018 IBM Corp. */
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#ifndef __FSP_SYSPARAM_H
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#define __FSP_SYSPARAM_H
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/* System parameter numbers used in the protocol
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*
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* these are the only ones we care about right now
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*/
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#define SYS_PARAM_SURV 0xf0000001
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#define SYS_PARAM_HMC_MANAGED 0xf0000003
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#define SYS_PARAM_FW_IPL_SIDE 0xf0000007
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#define SYS_PARAM_FLASH_POLICY 0xf0000012
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#define SYS_PARAM_NEED_HMC 0xf0000016
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#define SYS_PARAM_REAL_SAI 0xf0000019
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#define SYS_PARAM_PARTITION_SAI 0xf000001A
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#define SYS_PARAM_PLAT_SAI 0xf000001B
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#define SYS_PARAM_FW_LICENSE 0xf000001d
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#define SYS_PARAM_WWPN 0xf0000023
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#define SYS_PARAM_DEF_BOOT_DEV 0xf0000024
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#define SYS_PARAM_NEXT_BOOT_DEV 0xf0000025
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#define SYS_PARAM_CONSOLE_SELECT 0xf0000026
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#define SYS_PARAM_BOOT_DEV_PATH 0xf0000027
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/* Completion for a sysparam call. err_len is either a negative error
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* code or the positive length of the returned data
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*/
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typedef void (*sysparam_compl_t)(uint32_t param_id, int err_len, void *data);
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/* Send a sysparam query request. Operation can be synchronous or
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* asynchronous:
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*
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* - synchronous (async_complete is NULL), the result code is either
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* a negative error code or a positive returned length.
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*
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* - asynchronous (async_complete non NULL). The result code is 0 for
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* successfully queued request or an error for an immediate error.
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* A successfully queued request will complete via the completion
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* callback defined above
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*/
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int fsp_get_sys_param(uint32_t param_id, void *buffer, uint32_t length,
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sysparam_compl_t async_complete, void *comp_data);
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void fsp_sysparam_init(void);
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/*
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* System parameter update notification.
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* param_id : parameter id
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* len : length of data
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* data : pointer to data
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*/
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typedef bool (*sysparam_update_notify)(struct fsp_msg *msg);
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/* Register/unregister for system parameter update notifier chain */
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void sysparam_add_update_notifier(sysparam_update_notify notify);
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void sysparam_del_update_notifier(sysparam_update_notify notify);
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#endif /* __FSP_SYSPARAM_H */
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