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review.evervolv.com / android_kernel_htc_msm8960 / 27a3bbaf4b1e23a3afbae4d9f72b51a36859f74a / . / arch / s390 / kernel / reipl.S
blob: c3f4d9b950836442f3d1f2d53c7166b79369af01 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]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
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]11 .globl do_reipl_asm
12do_reipl_asm: basr %r13,0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]13.Lpg0: lpsw .Lnewpsw-.Lpg0(%r13)
Heiko Carstens15e9b582006-12-04 15:40:26 +0100[diff] [blame]14.Lpg1: # do store status of all registers
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]15
16 stm %r0,%r15,__LC_GPREGS_SAVE_AREA
17 stctl %c0,%c15,__LC_CREGS_SAVE_AREA
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]18 stam %a0,%a15,__LC_AREGS_SAVE_AREA
Michael Holzheuda1cf232006-12-15 17:18:27 +0100[diff] [blame]19 mvc __LC_PREFIX_SAVE_AREA(4),dump_prefix_page-.Lpg0(%r13)
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]20 stckc .Lclkcmp-.Lpg0(%r13)
21 mvc __LC_CLOCK_COMP_SAVE_AREA(8),.Lclkcmp-.Lpg0(%r13)
22 stpt __LC_CPU_TIMER_SAVE_AREA
23 st %r13, __LC_PSW_SAVE_AREA+4
24
25 lctl %c6,%c6,.Lall-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]26 lr %r1,%r2
27 mvc __LC_PGM_NEW_PSW(8),.Lpcnew-.Lpg0(%r13)
28 stsch .Lschib-.Lpg0(%r13)
29 oi .Lschib+5-.Lpg0(%r13),0x84
30.Lecs: xi .Lschib+27-.Lpg0(%r13),0x01
31 msch .Lschib-.Lpg0(%r13)
32 lhi %r0,5
33.Lssch: ssch .Liplorb-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]34 jz .L001
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]35 brct %r0,.Lssch
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]36 bas %r14,.Ldisab-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]37.L001: mvc __LC_IO_NEW_PSW(8),.Lionew-.Lpg0(%r13)
38.Ltpi: lpsw .Lwaitpsw-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]39.Lcont: c %r1,__LC_SUBCHANNEL_ID
40 jnz .Ltpi
41 clc __LC_IO_INT_PARM(4),.Liplorb-.Lpg0(%r13)
42 jnz .Ltpi
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]43 tsch .Liplirb-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]44 tm .Liplirb+9-.Lpg0(%r13),0xbf
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]45 jz .L002
46 bas %r14,.Ldisab-.Lpg0(%r13)
47.L002: tm .Liplirb+8-.Lpg0(%r13),0xf3
48 jz .L003
49 bas %r14,.Ldisab-.Lpg0(%r13)
Heiko Carstens15e9b582006-12-04 15:40:26 +0100[diff] [blame]50.L003: st %r1,__LC_SUBCHANNEL_ID
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]51 lpsw 0
52 sigp 0,0,0(6)
53.Ldisab: st %r14,.Ldispsw+4-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]54 lpsw .Ldispsw-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]55 .align 8
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]56.Lclkcmp: .quad 0x0000000000000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]57.Lall: .long 0xff000000
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]58 .align 8
59.Lnewpsw: .long 0x00080000,0x80000000+.Lpg1
60.Lpcnew: .long 0x00080000,0x80000000+.Lecs
61.Lionew: .long 0x00080000,0x80000000+.Lcont
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]62.Lwaitpsw: .long 0x020a0000,0x00000000+.Ltpi
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]63.Ldispsw: .long 0x000a0000,0x00000000
64.Liplccws: .long 0x02000000,0x60000018
65 .long 0x08000008,0x20000001
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]66.Liplorb: .long 0x0049504c,0x0040ff80
67 .long 0x00000000+.Liplccws
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]68.Lschib: .long 0x00000000,0x00000000
69 .long 0x00000000,0x00000000
70 .long 0x00000000,0x00000000
71 .long 0x00000000,0x00000000
72 .long 0x00000000,0x00000000
73 .long 0x00000000,0x00000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]74.Liplirb: .long 0x00000000,0x00000000
75 .long 0x00000000,0x00000000
76 .long 0x00000000,0x00000000
77 .long 0x00000000,0x00000000
78 .long 0x00000000,0x00000000
79 .long 0x00000000,0x00000000
80 .long 0x00000000,0x00000000
81 .long 0x00000000,0x00000000
Michael Holzheuda1cf232006-12-15 17:18:27 +0100[diff] [blame]82 .globl dump_prefix_page
83dump_prefix_page:
84 .long 0x00000000
85