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review.evervolv.com / android_kernel_htc_msm8960 / 144d634a21caff1d54cb4bb0d073774e88130045 / . / arch / s390 / kernel / reipl.S
blob: 303d961c3bb5ca8ac7b5a4f2eac9395dc9cf8d5d [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
Jan Glauber144d6342011-07-24 10:48:19 +0200[diff] [blame^]9#include <linux/linkage.h>
Heiko Carstenscbb870c2010-02-26 22:37:43 +0100[diff] [blame]10#include <asm/asm-offsets.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]11
Heiko Carstensc5dd8582007-03-05 23:35:43 +0100[diff] [blame]12#
13# do_reipl_asm
14# Parameter: r2 = schid of reipl device
15#
Jan Glauber144d6342011-07-24 10:48:19 +0200[diff] [blame^]16ENTRY(do_reipl_asm)
17 basr %r13,0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]18.Lpg0: lpsw .Lnewpsw-.Lpg0(%r13)
Heiko Carstens15e9b582006-12-04 15:40:26 +0100[diff] [blame]19.Lpg1: # do store status of all registers
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]20
21 stm %r0,%r15,__LC_GPREGS_SAVE_AREA
22 stctl %c0,%c15,__LC_CREGS_SAVE_AREA
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]23 stam %a0,%a15,__LC_AREGS_SAVE_AREA
Heiko Carstensc5dd8582007-03-05 23:35:43 +0100[diff] [blame]24 l %r10,.Ldump_pfx-.Lpg0(%r13)
25 mvc __LC_PREFIX_SAVE_AREA(4),0(%r10)
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]26 stckc .Lclkcmp-.Lpg0(%r13)
27 mvc __LC_CLOCK_COMP_SAVE_AREA(8),.Lclkcmp-.Lpg0(%r13)
28 stpt __LC_CPU_TIMER_SAVE_AREA
29 st %r13, __LC_PSW_SAVE_AREA+4
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]30 lctl %c6,%c6,.Lall-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]31 lr %r1,%r2
32 mvc __LC_PGM_NEW_PSW(8),.Lpcnew-.Lpg0(%r13)
33 stsch .Lschib-.Lpg0(%r13)
34 oi .Lschib+5-.Lpg0(%r13),0x84
35.Lecs: xi .Lschib+27-.Lpg0(%r13),0x01
36 msch .Lschib-.Lpg0(%r13)
37 lhi %r0,5
38.Lssch: ssch .Liplorb-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]39 jz .L001
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]40 brct %r0,.Lssch
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]41 bas %r14,.Ldisab-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]42.L001: mvc __LC_IO_NEW_PSW(8),.Lionew-.Lpg0(%r13)
43.Ltpi: lpsw .Lwaitpsw-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]44.Lcont: c %r1,__LC_SUBCHANNEL_ID
45 jnz .Ltpi
46 clc __LC_IO_INT_PARM(4),.Liplorb-.Lpg0(%r13)
47 jnz .Ltpi
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]48 tsch .Liplirb-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]49 tm .Liplirb+9-.Lpg0(%r13),0xbf
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]50 jz .L002
51 bas %r14,.Ldisab-.Lpg0(%r13)
52.L002: tm .Liplirb+8-.Lpg0(%r13),0xf3
53 jz .L003
54 bas %r14,.Ldisab-.Lpg0(%r13)
Heiko Carstens15e9b582006-12-04 15:40:26 +0100[diff] [blame]55.L003: st %r1,__LC_SUBCHANNEL_ID
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]56 lpsw 0
57 sigp 0,0,0(6)
58.Ldisab: st %r14,.Ldispsw+4-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]59 lpsw .Ldispsw-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]60 .align 8
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]61.Lclkcmp: .quad 0x0000000000000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]62.Lall: .long 0xff000000
Heiko Carstensc5dd8582007-03-05 23:35:43 +0100[diff] [blame]63.Ldump_pfx: .long dump_prefix_page
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]64 .align 8
65.Lnewpsw: .long 0x00080000,0x80000000+.Lpg1
66.Lpcnew: .long 0x00080000,0x80000000+.Lecs
67.Lionew: .long 0x00080000,0x80000000+.Lcont
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]68.Lwaitpsw: .long 0x020a0000,0x00000000+.Ltpi
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]69.Ldispsw: .long 0x000a0000,0x00000000
70.Liplccws: .long 0x02000000,0x60000018
71 .long 0x08000008,0x20000001
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]72.Liplorb: .long 0x0049504c,0x0040ff80
73 .long 0x00000000+.Liplccws
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]74.Lschib: .long 0x00000000,0x00000000
75 .long 0x00000000,0x00000000
76 .long 0x00000000,0x00000000
77 .long 0x00000000,0x00000000
78 .long 0x00000000,0x00000000
79 .long 0x00000000,0x00000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]80.Liplirb: .long 0x00000000,0x00000000
81 .long 0x00000000,0x00000000
82 .long 0x00000000,0x00000000
83 .long 0x00000000,0x00000000
84 .long 0x00000000,0x00000000
85 .long 0x00000000,0x00000000
86 .long 0x00000000,0x00000000
87 .long 0x00000000,0x00000000