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https://github.com/ibm-s390-linux/s390-tools.git
synced 2026-08-05 02:14:52 +00:00
Mikhail Zaslonko
775495c7e7
Move common dump related structures and constants to the global header "dump/s390_dump.h" in order to get rid of many duplicates in zgetdump code. Adjust zipl include statements and update Copyright statements. Signed-off-by: Mikhail Zaslonko <zaslonko@linux.ibm.com> Reviewed-by: Alexander Egorenkov <egorenar@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
/*
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* zipl - zSeries Initial Program Loader tool
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*
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* Common dump functions
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*
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* Copyright IBM Corp. 2013, 2023
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*
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* s390-tools is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#ifndef STAGE2DUMP_H
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#define STAGE2DUMP_H
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#include "boot/s390.h"
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#include "dump/s390_dump.h"
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#define IPL_SC S390_lowcore.tpi_info.schid
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#define ROUND_DOWN(x, a) ((x) & ~((typeof(x))(a) - 1))
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#define IS_ALIGNED(x, a) ~((x) & ((typeof(x))(a) - 1))
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/*
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* zipl parameters passed at tail of dump tools
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*/
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struct stage2dump_parm_tail {
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char reserved[6];
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uint16_t mvdump_force;
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uint64_t mem_upper_limit;
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} __packed;
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extern struct stage2dump_parm_tail __section(.stage2dump.tail) parm_tail;
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/*
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* Linker script defined symbols
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*/
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extern char __eckd2mvdump_parm_start[];
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extern char __stage2_desc[];
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/*
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* Dump common globals
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*/
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extern struct df_s390_hdr *dump_hdr;
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extern unsigned long total_dump_size;
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/*
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* Common functions
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*/
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void create_ida_list(unsigned long *list, int len, unsigned long addr,
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unsigned long zero_page);
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void init_progress_print(void);
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void progress_print(unsigned long addr);
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void df_s390_em_page_init(unsigned long page);
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void pgm_check_handler(void);
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int is_zero_mb(unsigned long addr);
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unsigned long find_dump_segment(unsigned long start, unsigned long end,
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unsigned long max_len,
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struct df_s390_dump_segm_hdr *dump_segm);
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/*
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* Dump tool backend functions
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*/
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void dt_device_parm_setup(void);
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void dt_device_enable(void);
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void dt_dump_mem(void);
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#endif /* STAGE2DUMP_H */
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