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  • Committer: Bazaar Package Importer
  • Author(s): Bastian Blank
  • Date: 2004-06-27 18:45:15 UTC
  • mto: This revision was merged to the branch mainline in revision 3.
  • Revision ID: james.westby@ubuntu.com-20040627184515-q7lnvli1j94gr6dv
Tags: upstream-1.3.1
Import upstream version 1.3.1

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zipl/boot/eckd1b.S
 
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#
 
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#  Ipl stage 1b loader new disk layout
 
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#    Copyright (C) 2001 IBM Deutschland Entwicklung GmbH, IBM Corporation
 
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#    Author(s): Antoinette Kaschner (anto@de.ibm.com),
 
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#
 
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#  startup for ipl at address 0
 
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#  second stage boot loader is loaded to 0x2000 and starts at 0x2008
 
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# The first 24 bytes are loaded by ipl to addresses 0-23 (a PSW and two CCWs).
 
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# IPL1 record TICs to IPL2 record at offset X'218' .Byte 218 to 362 of IPL2 contains 
 
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# seek/search/tic/read CCWs .    
 
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        .globl _start
 
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_start:
 
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        .long  0,0                             # bootlist data
 
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        .long  0,0
 
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        .long  0x07000000+.Lseek,0x60000006    # seek  
 
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.Lsearch:       
 
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        .long  0x31000000+.Lseek+2,0x60000005  # search
 
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        .long  0x08000000+.Lsearch,0x00000000  # tic back to search until found
 
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        .long  0x06002000,0x60000000           # read record 4 into storage
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x60000000
 
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        .long  0x06000000,0x20000000 
 
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 .Lseek:
 
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        .long  0x00000000,0x00000400           # seekargument for cyl 0 hd 0 rec 4