1 /* SPDX-License-Identifier: Intel */
3 * Copyright (C) 2013, Intel Corporation
4 * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
10 #include <linux/linkage.h>
13 * FSP common configuration structure.
14 * This needs to be included in the platform-specific struct fsp_config_data.
16 struct fsp_cfg_common {
17 struct fsp_header *fsp_hdr;
23 * FspInit continuation function prototype.
24 * Control will be returned to this callback function after FspInit API call.
26 typedef void (*fsp_continuation_f)(u32 status, void *hob_list);
28 struct fsp_init_params {
29 /* Non-volatile storage buffer pointer */
31 /* Runtime buffer pointer */
33 /* Continuation function address */
34 fsp_continuation_f continuation;
39 * Stack top pointer used by the bootloader. The new stack frame will be
40 * set up at this location after FspInit API call.
43 u32 boot_mode; /* Current system boot mode */
44 void *upd_data; /* User platform configuraiton data region */
45 u32 tolum_size; /* Top of low usable memory size (FSP 1.1) */
46 u32 reserved[6]; /* Reserved */
50 /* Notification code for post PCI enuermation */
51 INIT_PHASE_PCI = 0x20,
52 /* Notification code before transfering control to the payload */
53 INIT_PHASE_BOOT = 0x40
56 struct fsp_notify_params {
57 /* Notification phase used for NotifyPhase API */
61 /* FspInit API function prototype */
62 typedef asmlinkage u32 (*fsp_init_f)(struct fsp_init_params *params);
64 /* FspNotify API function prototype */
65 typedef asmlinkage u32 (*fsp_notify_f)(struct fsp_notify_params *params);