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_asm 12do_reipl_asm: basr %r13,0 13.Lpg0: lpsw .Lnewpsw-.Lpg0(%r13) 14.Lpg1: # do store status of all registers 15 16 stm %r0,%r15,__LC_GPREGS_SAVE_AREA 17 stctl %c0,%c15,__LC_CREGS_SAVE_AREA 18 stam %a0,%a15,__LC_AREGS_SAVE_AREA 19 mvc __LC_PREFIX_SAVE_AREA(4),dump_prefix_page-.Lpg0(%r13) 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) 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) 34 jz .L001 35 brct %r0,.Lssch 36 bas %r14,.Ldisab-.Lpg0(%r13) 37.L001: mvc __LC_IO_NEW_PSW(8),.Lionew-.Lpg0(%r13) 38.Ltpi: lpsw .Lwaitpsw-.Lpg0(%r13) 39.Lcont: c %r1,__LC_SUBCHANNEL_ID 40 jnz .Ltpi 41 clc __LC_IO_INT_PARM(4),.Liplorb-.Lpg0(%r13) 42 jnz .Ltpi 43 tsch .Liplirb-.Lpg0(%r13) 44 tm .Liplirb+9-.Lpg0(%r13),0xbf 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) 50.L003: st %r1,__LC_SUBCHANNEL_ID 51 lpsw 0 52 sigp 0,0,0(6) 53.Ldisab: st %r14,.Ldispsw+4-.Lpg0(%r13) 54 lpsw .Ldispsw-.Lpg0(%r13) 55 .align 8 56.Lclkcmp: .quad 0x0000000000000000 57.Lall: .long 0xff000000 58 .align 8 59.Lnewpsw: .long 0x00080000,0x80000000+.Lpg1 60.Lpcnew: .long 0x00080000,0x80000000+.Lecs 61.Lionew: .long 0x00080000,0x80000000+.Lcont 62.Lwaitpsw: .long 0x020a0000,0x00000000+.Ltpi 63.Ldispsw: .long 0x000a0000,0x00000000 64.Liplccws: .long 0x02000000,0x60000018 65 .long 0x08000008,0x20000001 66.Liplorb: .long 0x0049504c,0x0040ff80 67 .long 0x00000000+.Liplccws 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 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 82 .globl dump_prefix_page 83dump_prefix_page: 84 .long 0x00000000 85 86