| 1 | .org 0x8e |
| 2 | program_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 */ |
| 13 | failure: |
| 14 | lpswe failure_psw |
| 15 | pgm: |
| 16 | chhsi program_interruption_code,6 /* specification exception? */ |
| 17 | jne failure |
| 18 | lpswe success_psw |
| 19 | cksm_args: |
| 20 | .quad cksm_buf, 16 |
| 21 | cksm_buf: |
| 22 | .quad 0xaaaabbbbcccc0000, 0x12345678 |
| 23 | cksm_exp: |
| 24 | .long 0x89ab1234 |
| 25 | .align 8 |
| 26 | success_psw: |
| 27 | .quad 0x2000000000000,0xfff /* see is_special_wait_psw() */ |
| 28 | failure_psw: |
| 29 | .quad 0x2000000000000,0 /* disabled wait */ |