xref: /openbmc/qemu/tests/tcg/s390x/cksm.S (revision f6044c99)
1    .org 0x8e
2program_interruption_code:
3    .org 0x1d0                         /* program new PSW */
4    .quad 0,pgm
5    .org 0x200                         /* lowcore padding */
6    .globl _start
7_start:
8    lmg %r0,%r1,cksm_args
9    cksm %r2,%r0
10    c %r2,cksm_exp
11    jne failure
12    .insn rre,0xb2410000,%r2,%r15      /* cksm %r2,%r15 */
13failure:
14    lpswe failure_psw
15pgm:
16    chhsi program_interruption_code,6  /* specification exception? */
17    jne failure
18    lpswe success_psw
19cksm_args:
20    .quad cksm_buf, 16
21cksm_buf:
22    .quad 0xaaaabbbbcccc0000, 0x12345678
23cksm_exp:
24    .long 0x89ab1234
25    .align 8
26success_psw:
27    .quad 0x2000000000000,0xfff        /* see is_special_wait_psw() */
28failure_psw:
29    .quad 0x2000000000000,0            /* disabled wait */
30