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https://github.com/ibm-s390-linux/s390-tools.git
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b83c8944f1
Now that we made sure that s390.h can be used with our minimal libc implementation and glibc move s390.h to `include/boot/s390.h`. While at it, make sure that s390.h is assembler compatible as it will be used later in the PV boot loader and include s390.h in ipl.h as PAGE_SIZE is used there. Reviewed-by: Philipp Rudo <prudo@linux.ibm.com> Reviewed-by: Stefan Haberland <sth@linux.ibm.com> Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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* zipl - zSeries Initial Program Loader tool
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*
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* Stand-alone kdump support
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*
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* Copyright IBM Corp. 2013, 2017
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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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#include "error.h"
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#include "kdump.h"
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#include "libc.h"
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#include "menu.h"
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#include "boot/s390.h"
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void kdump_failed(unsigned long reason)
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{
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panic(reason, "Dump failed: Check disabled wait code");
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}
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void os_info_check(struct os_info *os_info)
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{
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if (os_info == NULL)
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kdump_failed(EOS_INFO_MISSING);
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if (((unsigned long) os_info) % PAGE_SIZE)
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kdump_failed(EOS_INFO_MISSING);
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if (!page_is_valid((unsigned long) os_info))
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kdump_failed(EOS_INFO_MISSING);
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if (os_info->magic != OS_INFO_MAGIC)
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kdump_failed(EOS_INFO_MISSING);
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if (csum_partial(&os_info->version_major, OS_INF0_CSUM_SIZE, 0) !=
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os_info->csum)
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kdump_failed(EOS_INFO_CSUM_FAILED);
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if (os_info->version_major > OS_INFO_VERSION_MAJOR_SUPPORTED)
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kdump_failed(EOS_INFO_VERSION);
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if (os_info->crashkernel_addr == 0)
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kdump_failed(EOS_INFO_NOCRASHKERNEL);
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}
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