arch/s390/kernel/reipl.S

   1 /*
   2  *  arch/s390/kernel/reipl.S
   3  *
   4  *  S390 version
   5  *    Copyright (C) 2000 IBM Deutschland Entwicklung GmbH, IBM Corporation
   6  *    Author(s): Holger Smolinski (Holger.Smolinski@de.ibm.com)
   7  */
   8
   9 #include <asm/lowcore.h>
  10
  11                 .globl  do_reipl
  12 do_reipl:       basr    %r13,0
  13 .Lpg0:          lpsw    .Lnewpsw-.Lpg0(%r13)
  14 .Lpg1:          lctl    %c6,%c6,.Lall-.Lpg0(%r13)
  15                 stctl   %c0,%c0,.Lctlsave-.Lpg0(%r13)
  16                 ni      .Lctlsave-.Lpg0(%r13),0xef
  17                 lctl    %c0,%c0,.Lctlsave-.Lpg0(%r13)
  18                 lr      %r1,%r2
  19                 mvc     __LC_PGM_NEW_PSW(8),.Lpcnew-.Lpg0(%r13)
  20                 stsch   .Lschib-.Lpg0(%r13)
  21                 oi      .Lschib+5-.Lpg0(%r13),0x84
  22 .Lecs:          xi      .Lschib+27-.Lpg0(%r13),0x01
  23                 msch    .Lschib-.Lpg0(%r13)
  24                 lhi     %r0,5
  25 .Lssch:         ssch    .Liplorb-.Lpg0(%r13)
  26                 jz      .L001
  27                 brct    %r0,.Lssch
  28                 bas     %r14,.Ldisab-.Lpg0(%r13)
  29 .L001:          mvc     __LC_IO_NEW_PSW(8),.Lionew-.Lpg0(%r13)
  30 .Ltpi:          lpsw    .Lwaitpsw-.Lpg0(%r13)
  31 .Lcont:         c       %r1,__LC_SUBCHANNEL_ID
  32                 jnz     .Ltpi
  33                 clc     __LC_IO_INT_PARM(4),.Liplorb-.Lpg0(%r13)
  34                 jnz     .Ltpi
  35                 tsch    .Liplirb-.Lpg0(%r13)
  36                 tm      .Liplirb+9-.Lpg0(%r13),0xbf
  37                 jz      .L002
  38                 bas     %r14,.Ldisab-.Lpg0(%r13)
  39 .L002:          tm      .Liplirb+8-.Lpg0(%r13),0xf3
  40                 jz      .L003
  41                 bas     %r14,.Ldisab-.Lpg0(%r13)
  42 .L003:          spx     .Lnull-.Lpg0(%r13)
  43                 st      %r1,__LC_SUBCHANNEL_ID
  44                 lpsw    0
  45                 sigp    0,0,0(6)
  46 .Ldisab:        st      %r14,.Ldispsw+4-.Lpg0(%r13)
  47                 lpsw    .Ldispsw-.Lpg0(%r13)
  48                 .align  8
  49 .Lall:          .long   0xff000000
  50 .Lnull:         .long   0x00000000
  51 .Lctlsave:      .long   0x00000000
  52                 .align  8
  53 .Lnewpsw:       .long   0x00080000,0x80000000+.Lpg1
  54 .Lpcnew:        .long   0x00080000,0x80000000+.Lecs
  55 .Lionew:        .long   0x00080000,0x80000000+.Lcont
  56 .Lwaitpsw:      .long   0x020a0000,0x00000000+.Ltpi
  57 .Ldispsw:       .long   0x000a0000,0x00000000
  58 .Liplccws:      .long   0x02000000,0x60000018
  59                 .long   0x08000008,0x20000001
  60 .Liplorb:       .long   0x0049504c,0x0040ff80
  61                 .long   0x00000000+.Liplccws
  62 .Lschib:        .long   0x00000000,0x00000000
  63                 .long   0x00000000,0x00000000
  64                 .long   0x00000000,0x00000000
  65                 .long   0x00000000,0x00000000
  66                 .long   0x00000000,0x00000000
  67                 .long   0x00000000,0x00000000
  68 .Liplirb:       .long   0x00000000,0x00000000
  69                 .long   0x00000000,0x00000000
  70                 .long   0x00000000,0x00000000
  71                 .long   0x00000000,0x00000000
  72                 .long   0x00000000,0x00000000
  73                 .long   0x00000000,0x00000000
  74                 .long   0x00000000,0x00000000
  75                 .long   0x00000000,0x00000000
  76
  77
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