diff options
Diffstat (limited to 'arch/s390/kernel/reipl64.S')
| -rw-r--r-- | arch/s390/kernel/reipl64.S | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/arch/s390/kernel/reipl64.S b/arch/s390/kernel/reipl64.S index 4d090d60f3e..95bd1e234f6 100644 --- a/arch/s390/kernel/reipl64.S +++ b/arch/s390/kernel/reipl64.S @@ -8,13 +8,30 @@ */ #include <asm/lowcore.h> - .globl do_reipl -do_reipl: basr %r13,0 -.Lpg0: lpswe .Lnewpsw-.Lpg0(%r13) + .globl do_reipl_asm +do_reipl_asm: basr %r13,0 + + # do store status of all registers + +.Lpg0: stg %r1,.Lregsave-.Lpg0(%r13) + lghi %r1,0x1000 + stmg %r0,%r15,__LC_GPREGS_SAVE_AREA-0x1000(%r1) + lg %r0,.Lregsave-.Lpg0(%r13) + stg %r0,__LC_GPREGS_SAVE_AREA-0x1000+8(%r1) + stctg %c0,%c15,__LC_CREGS_SAVE_AREA-0x1000(%r1) + stam %a0,%a15,__LC_AREGS_SAVE_AREA-0x1000(%r1) + stpx __LC_PREFIX_SAVE_AREA-0x1000(%r1) + stfpc __LC_FP_CREG_SAVE_AREA-0x1000(%r1) + stckc .Lclkcmp-.Lpg0(%r13) + mvc __LC_CLOCK_COMP_SAVE_AREA-0x1000(8,%r1),.Lclkcmp-.Lpg0(%r13) + stpt __LC_CPU_TIMER_SAVE_AREA-0x1000(%r1) + stg %r13, __LC_PSW_SAVE_AREA-0x1000+8(%r1) + + lpswe .Lnewpsw-.Lpg0(%r13) .Lpg1: lctlg %c6,%c6,.Lall-.Lpg0(%r13) - stctg %c0,%c0,.Lctlsave-.Lpg0(%r13) - ni .Lctlsave+4-.Lpg0(%r13),0xef - lctlg %c0,%c0,.Lctlsave-.Lpg0(%r13) + stctg %c0,%c0,.Lregsave-.Lpg0(%r13) + ni .Lregsave+4-.Lpg0(%r13),0xef + lctlg %c0,%c0,.Lregsave-.Lpg0(%r13) lgr %r1,%r2 mvc __LC_PGM_NEW_PSW(16),.Lpcnew-.Lpg0(%r13) stsch .Lschib-.Lpg0(%r13) @@ -50,8 +67,9 @@ do_reipl: basr %r13,0 st %r14,.Ldispsw+12-.Lpg0(%r13) lpswe .Ldispsw-.Lpg0(%r13) .align 8 +.Lclkcmp: .quad 0x0000000000000000 .Lall: .quad 0x00000000ff000000 -.Lctlsave: .quad 0x0000000000000000 +.Lregsave: .quad 0x0000000000000000 .Lnull: .long 0x0000000000000000 .align 16 /* @@ -92,5 +110,3 @@ do_reipl: basr %r13,0 .long 0x00000000,0x00000000 .long 0x00000000,0x00000000 - - |