91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2017-2019, 2021, The Linux Foundation. All rights reserved.
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* Copyright (c) 2023 Rockchip Electronics Co., Ltd.
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*/
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#ifndef __MINIDUMP_PRIVATE_H
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#define __MINIDUMP_PRIVATE_H
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#define MD_REVISION 1
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#define SBL_MINIDUMP_SMEM_ID 0
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#define MAX_NUM_OF_SS 10
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#define MD_SS_HLOS_ID 0
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#define SMEM_ENTRY_SIZE 40
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/* Bootloader has 16 byte support, 4 bytes reserved for itself */
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#define MAX_REGION_NAME_LENGTH 16
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#define MD_REGION_VALID ('V' << 24 | 'A' << 16 | 'L' << 8 | 'I' << 0)
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#define MD_REGION_INVALID ('I' << 24 | 'N' << 16 | 'V' << 8 | 'A' << 0)
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#define MD_REGION_INIT ('I' << 24 | 'N' << 16 | 'I' << 8 | 'T' << 0)
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#define MD_REGION_NOINIT 0
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#define MD_SS_ENCR_REQ (0 << 24 | 'Y' << 16 | 'E' << 8 | 'S' << 0)
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#define MD_SS_ENCR_NOTREQ (0 << 24 | 0 << 16 | 'N' << 8 | 'R' << 0)
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#define MD_SS_ENCR_NONE ('N' << 24 | 'O' << 16 | 'N' << 8 | 'E' << 0)
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#define MD_SS_ENCR_DONE ('D' << 24 | 'O' << 16 | 'N' << 8 | 'E' << 0)
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#define MD_SS_ENCR_START ('S' << 24 | 'T' << 16 | 'R' << 8 | 'T' << 0)
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#define MD_SS_ENABLED ('E' << 24 | 'N' << 16 | 'B' << 8 | 'L' << 0)
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#define MD_SS_DISABLED ('D' << 24 | 'S' << 16 | 'B' << 8 | 'L' << 0)
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/**
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* md_ss_region - Minidump region
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* @name : Name of the region to be dumped
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* @seq_num: : Use to differentiate regions with same name.
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* @md_valid : This entry to be dumped (if set to 1)
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* @region_base_address : Physical address of region to be dumped
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* @region_size : Size of the region
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*/
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struct md_ss_region {
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char name[MAX_REGION_NAME_LENGTH];
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u32 seq_num;
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u32 md_valid;
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u64 region_base_address;
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u64 region_size;
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};
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/**
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* md_ss_toc: Sub system SMEM Table of content
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* @md_ss_toc_init : SS toc init status
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* @md_ss_enable_status : if set to 1, Bootloader would dump this SS regions
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* @encryption_status: Encryption status for this subsystem
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* @encryption_required : Decides to encrypt the SS regions or not
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* @ss_region_count : Number of regions added in this SS toc
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* @md_ss_smem_regions_baseptr : regions base pointer of the Subsystem
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* @elf_header : base pointer of the minidump elf header
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* @minidump_table : base pointer of the minidump_table
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*/
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struct md_ss_toc {
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u32 md_ss_toc_init;
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u32 md_ss_enable_status;
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u32 encryption_status;
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u32 encryption_required;
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u32 ss_region_count;
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u64 md_ss_smem_regions_baseptr;
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u64 elf_header;
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u64 elf_size;
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u64 minidump_table;
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};
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/**
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* md_global_toc: Global Table of Content
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* @md_toc_init : Global Minidump init status
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* @md_revision : Minidump revision
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* @md_enable_status : Minidump enable status
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* @md_ss_toc : Array of subsystems toc
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*/
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struct md_global_toc {
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u32 md_toc_init;
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u32 md_revision;
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u32 md_enable_status;
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struct md_ss_toc md_ss_toc[MAX_NUM_OF_SS];
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};
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int rk_minidump_log_init(void);
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extern void rk_minidump_flush_elfheader(void);
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extern void dump_stack_minidump(u64 sp);
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extern struct md_region *md_get_region(char *name);
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int md_is_in_the_region(u64 addr);
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#endif
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