Gitiles
Code Review Sign In
review.evervolv.com / android_kernel_htc_msm8960 / f901b64472fdabc72eca2b9426fa4e96972b64c4 / . / arch / s390 / kernel / reipl.S
blob: 2f481cc3d1c9c13bc5db45ad4987f51e4a07e9a5 [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
Heiko Carstensc5dd8582007-03-05 23:35:43 +0100[diff] [blame]11#
12# do_reipl_asm
13# Parameter: r2 = schid of reipl device
14#
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]15 .globl do_reipl_asm
16do_reipl_asm: basr %r13,0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]17.Lpg0: lpsw .Lnewpsw-.Lpg0(%r13)
Heiko Carstens15e9b582006-12-04 15:40:26 +0100[diff] [blame]18.Lpg1: # do store status of all registers
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]19
20 stm %r0,%r15,__LC_GPREGS_SAVE_AREA
21 stctl %c0,%c15,__LC_CREGS_SAVE_AREA
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]22 stam %a0,%a15,__LC_AREGS_SAVE_AREA
Heiko Carstensc5dd8582007-03-05 23:35:43 +0100[diff] [blame]23 l %r10,.Ldump_pfx-.Lpg0(%r13)
24 mvc __LC_PREFIX_SAVE_AREA(4),0(%r10)
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]25 stckc .Lclkcmp-.Lpg0(%r13)
26 mvc __LC_CLOCK_COMP_SAVE_AREA(8),.Lclkcmp-.Lpg0(%r13)
27 stpt __LC_CPU_TIMER_SAVE_AREA
28 st %r13, __LC_PSW_SAVE_AREA+4
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]29 lctl %c6,%c6,.Lall-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]30 lr %r1,%r2
31 mvc __LC_PGM_NEW_PSW(8),.Lpcnew-.Lpg0(%r13)
32 stsch .Lschib-.Lpg0(%r13)
33 oi .Lschib+5-.Lpg0(%r13),0x84
34.Lecs: xi .Lschib+27-.Lpg0(%r13),0x01
35 msch .Lschib-.Lpg0(%r13)
36 lhi %r0,5
37.Lssch: ssch .Liplorb-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]38 jz .L001
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]39 brct %r0,.Lssch
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]40 bas %r14,.Ldisab-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]41.L001: mvc __LC_IO_NEW_PSW(8),.Lionew-.Lpg0(%r13)
42.Ltpi: lpsw .Lwaitpsw-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]43.Lcont: c %r1,__LC_SUBCHANNEL_ID
44 jnz .Ltpi
45 clc __LC_IO_INT_PARM(4),.Liplorb-.Lpg0(%r13)
46 jnz .Ltpi
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]47 tsch .Liplirb-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]48 tm .Liplirb+9-.Lpg0(%r13),0xbf
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]49 jz .L002
50 bas %r14,.Ldisab-.Lpg0(%r13)
51.L002: tm .Liplirb+8-.Lpg0(%r13),0xf3
52 jz .L003
53 bas %r14,.Ldisab-.Lpg0(%r13)
Heiko Carstens15e9b582006-12-04 15:40:26 +0100[diff] [blame]54.L003: st %r1,__LC_SUBCHANNEL_ID
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]55 lpsw 0
56 sigp 0,0,0(6)
57.Ldisab: st %r14,.Ldispsw+4-.Lpg0(%r13)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]58 lpsw .Ldispsw-.Lpg0(%r13)
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]59 .align 8
Michael Holzheuff6b8ea2006-09-20 15:58:49 +0200[diff] [blame]60.Lclkcmp: .quad 0x0000000000000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]61.Lall: .long 0xff000000
Heiko Carstensc5dd8582007-03-05 23:35:43 +0100[diff] [blame]62.Ldump_pfx: .long dump_prefix_page
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]63 .align 8
64.Lnewpsw: .long 0x00080000,0x80000000+.Lpg1
65.Lpcnew: .long 0x00080000,0x80000000+.Lecs
66.Lionew: .long 0x00080000,0x80000000+.Lcont
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]67.Lwaitpsw: .long 0x020a0000,0x00000000+.Ltpi
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]68.Ldispsw: .long 0x000a0000,0x00000000
69.Liplccws: .long 0x02000000,0x60000018
70 .long 0x08000008,0x20000001
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]71.Liplorb: .long 0x0049504c,0x0040ff80
72 .long 0x00000000+.Liplccws
Heiko Carstens25d83cb2006-09-28 16:56:37 +0200[diff] [blame]73.Lschib: .long 0x00000000,0x00000000
74 .long 0x00000000,0x00000000
75 .long 0x00000000,0x00000000
76 .long 0x00000000,0x00000000
77 .long 0x00000000,0x00000000
78 .long 0x00000000,0x00000000
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]79.Liplirb: .long 0x00000000,0x00000000
80 .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