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https://github.com/ibm-s390-linux/s390-tools.git
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d884fb8db4
Make `IPL_DEVICE` definition consistent with the kernel definition and the definition in tape0.S. This allows us to refactor the code later. 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>
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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* zipl - zSeries Initial Program Loader tool
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*
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* Main program for stage3 bootloader.
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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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#ifndef STAGE3_H
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#define STAGE3_H
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#include "libc.h"
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#include "s390.h"
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#include "boot/ipl.h"
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#define IPL_DEVICE 0x10400UL
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#define INITRD_START 0x10408UL
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#define INITRD_SIZE 0x10410UL
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#define OLDMEM_BASE 0x10418UL
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#define OLDMEM_SIZE 0x10420UL
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#define COMMAND_LINE 0x10480UL
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#define COMMAND_LINE_SIZE 896
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#define COMMAND_LINE_EXTRA 0xE000
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#define STAGE3_FLAG_SCSI 0x0001000000000000ULL
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#define STAGE3_FLAG_KDUMP 0x0002000000000000ULL
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#define DEFAULT_PSW_LOAD 0x0008000080010000UL
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#define PSW_ADDR_MASK 0x000000007FFFFFFFUL
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#define UNSPECIFIED_ADDRESS -1UL
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extern unsigned long long _parm_addr; /* address of parmline */
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extern unsigned long long _initrd_addr; /* address of initrd */
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extern unsigned long long _initrd_len; /* length of initrd */
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extern unsigned long long _load_psw; /* load psw of kernel */
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extern unsigned long long _extra_parm; /* use extra parm line mechanism? */
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extern unsigned long long stage3_flags; /* flags (e.g. STAGE3_FLAG_KDUMP) */
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extern unsigned long long _image_len; /* length of kernel */
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extern unsigned long long _image_addr; /* target address of kernel */
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extern void kdump_stage3();
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#endif /* STAGE3_H */
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