mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 10:48:51 +00:00
6ef1b75087
The fsp_types.h header file contains macros for building signatures of different widths. These signature macros are architecture agnostic, and can be used in all places which use signatures in a data structure. Move and rename the fsp_types.h under the common include header. Signed-off-by: Sughosh Ganu <sughosh.ganu@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
157 lines
4.6 KiB
C
157 lines
4.6 KiB
C
/* SPDX-License-Identifier: Intel */
|
|
/*
|
|
* Copyright (C) 2013, Intel Corporation
|
|
* Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
|
|
*/
|
|
|
|
#ifndef __FSP_SUPPORT_H__
|
|
#define __FSP_SUPPORT_H__
|
|
|
|
#include <signatures.h>
|
|
|
|
#include <asm/fsp/fsp_bootmode.h>
|
|
#include <asm/fsp/fsp_fv.h>
|
|
#include <asm/fsp/fsp_hob.h>
|
|
#include <asm/fsp/fsp_infoheader.h>
|
|
#include <asm/fsp_arch.h>
|
|
#include <asm/fsp/fsp_azalia.h>
|
|
|
|
#define FSP_LOWMEM_BASE 0x100000UL
|
|
#define FSP_HIGHMEM_BASE 0x100000000ULL
|
|
#define UPD_TERMINATOR 0x55AA
|
|
|
|
/**
|
|
* fsp_find_header() - Find FSP header offset in FSP image
|
|
*
|
|
* @return the offset of FSP header. If signature is invalid, returns 0.
|
|
*/
|
|
struct fsp_header *fsp_find_header(void);
|
|
|
|
/**
|
|
* fsp_notify() - FSP notification wrapper function
|
|
*
|
|
* @fsp_hdr: Pointer to FSP information header
|
|
* @phase: FSP initialization phase defined in enum fsp_phase
|
|
*
|
|
* @return compatible status code with EFI_STATUS defined in PI spec
|
|
*/
|
|
u32 fsp_notify(struct fsp_header *fsp_hdr, u32 phase);
|
|
|
|
/**
|
|
* fsp_get_usable_lowmem_top() - retrieves the top of usable low memory
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
*
|
|
* @return Usable low memory top.
|
|
*/
|
|
u32 fsp_get_usable_lowmem_top(const void *hob_list);
|
|
|
|
/**
|
|
* fsp_get_usable_highmem_top() - retrieves the top of usable high memory
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
*
|
|
* @return Usable high memory top.
|
|
*/
|
|
u64 fsp_get_usable_highmem_top(const void *hob_list);
|
|
|
|
/**
|
|
* fsp_get_reserved_mem_from_guid() - retrieves a special reserved memory region
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
* @len: A pointer to the GUID HOB data buffer length.
|
|
* If the GUID HOB is located, the length will be updated.
|
|
* @guid: A pointer to the owner guild.
|
|
*
|
|
* @return Reserved region start address.
|
|
* 0 if this region does not exist.
|
|
*/
|
|
u64 fsp_get_reserved_mem_from_guid(const void *hob_list,
|
|
u64 *len, const efi_guid_t *guid);
|
|
|
|
/**
|
|
* fsp_get_fsp_reserved_mem() - retrieves the FSP reserved normal memory
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
* @len: A pointer to the FSP reserved memory length buffer.
|
|
* If the GUID HOB is located, the length will be updated.
|
|
* @return FSP reserved memory base
|
|
* 0 if this region does not exist.
|
|
*/
|
|
u32 fsp_get_fsp_reserved_mem(const void *hob_list, u32 *len);
|
|
|
|
/**
|
|
* fsp_get_tseg_reserved_mem() - retrieves the TSEG reserved normal memory
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
* @len: A pointer to the TSEG reserved memory length buffer.
|
|
* If the GUID HOB is located, the length will be updated.
|
|
*
|
|
* @return NULL: Failed to find the TSEG reserved memory.
|
|
* @return others: TSEG reserved memory base.
|
|
*/
|
|
u32 fsp_get_tseg_reserved_mem(const void *hob_list, u32 *len);
|
|
|
|
/**
|
|
* fsp_get_nvs_data() - retrieves FSP Non-volatile Storage HOB buffer and size
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
* @len: A pointer to the NVS data buffer length.
|
|
* If the HOB is located, the length will be updated.
|
|
*
|
|
* @return NULL: Failed to find the NVS HOB.
|
|
* @return others: FSP NVS data buffer pointer.
|
|
*/
|
|
void *fsp_get_nvs_data(const void *hob_list, u32 *len);
|
|
|
|
/**
|
|
* fsp_get_var_nvs_data() - get FSP variable Non-volatile Storage HOB buffer
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
* @len: A pointer to the NVS data buffer length.
|
|
* If the HOB is located, the length will be updated.
|
|
*
|
|
* @return NULL: Failed to find the NVS HOB.
|
|
* @return others: FSP NVS data buffer pointer.
|
|
*/
|
|
void *fsp_get_var_nvs_data(const void *hob_list, u32 *len);
|
|
|
|
/**
|
|
* fsp_get_graphics_info() - retrieves graphics information.
|
|
*
|
|
* @hob_list: A HOB list pointer.
|
|
* @len: A pointer to the graphics info HOB length.
|
|
* If the HOB is located, the length will be updated.
|
|
*
|
|
* @return NULL: Failed to find the graphics info HOB.
|
|
* @return others: A pointer to struct hob_graphics_info.
|
|
*/
|
|
void *fsp_get_graphics_info(const void *hob_list, u32 *len);
|
|
|
|
/**
|
|
* fsp_init_phase_pci() - Tell the FSP that we have completed PCI init
|
|
*
|
|
* @return 0 if OK, -EPERM if the FSP gave an error.
|
|
*/
|
|
int fsp_init_phase_pci(void);
|
|
|
|
/**
|
|
* fsp_scan_for_ram_size() - Scan the HOB list to find the RAM size
|
|
*
|
|
* This sets gd->ram_size based on what it finds.
|
|
*
|
|
* @return 0 if OK, -ve on error
|
|
*/
|
|
int fsp_scan_for_ram_size(void);
|
|
|
|
/**
|
|
* fsp_notify() - FSP notification wrapper function
|
|
*
|
|
* @fsp_hdr: Pointer to FSP information header
|
|
* @phase: FSP initialization phase defined in enum fsp_phase
|
|
*
|
|
* @return compatible status code with EFI_STATUS defined in PI spec
|
|
*/
|
|
u32 fsp_notify(struct fsp_header *fsp_hdr, u32 phase);
|
|
|
|
#endif
|