mirror of
https://github.com/AsahiLinux/u-boot
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60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
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/*
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* Copyright (C) 2013, Intel Corporation
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* Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
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*
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* SPDX-License-Identifier: Intel
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*/
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#ifndef __FSP_API_H__
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#define __FSP_API_H__
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/*
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* FspInit continuation function prototype.
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* Control will be returned to this callback function after FspInit API call.
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*/
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typedef void (*fsp_continuation_f)(u32 status, void *hob_list);
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#pragma pack(1)
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struct fsp_init_params_t {
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/* Non-volatile storage buffer pointer */
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void *nvs_buf;
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/* Runtime buffer pointer */
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void *rt_buf;
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/* Continuation function address */
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fsp_continuation_f continuation;
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};
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struct common_buf_t {
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/*
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* Stack top pointer used by the bootloader. The new stack frame will be
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* set up at this location after FspInit API call.
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*/
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u32 *stack_top;
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u32 boot_mode; /* Current system boot mode */
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void *upd_data; /* User platform configuraiton data region */
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u32 reserved[7]; /* Reserved */
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};
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enum fsp_phase_t {
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/* Notification code for post PCI enuermation */
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INIT_PHASE_PCI = 0x20,
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/* Notification code before transfering control to the payload */
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INIT_PHASE_BOOT = 0x40
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};
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struct fsp_notify_params_t {
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/* Notification phase used for NotifyPhase API */
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enum fsp_phase_t phase;
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};
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#pragma pack()
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/* FspInit API function prototype */
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typedef u32 (*fsp_init_f)(struct fsp_init_params_t *param);
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/* FspNotify API function prototype */
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typedef u32 (*fsp_notify_f)(struct fsp_notify_params_t *param);
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#endif
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