| /* |
| * Test early exception recognition using STOSM. |
| * |
| * SPDX-License-Identifier: GPL-2.0-or-later |
| */ |
| .org 0x8d |
| ilc: |
| .org 0x8e |
| program_interruption_code: |
| .org 0x150 |
| program_old_psw: |
| .org 0x1D0 /* program new PSW */ |
| .quad 0,pgm |
| .org 0x200 /* lowcore padding */ |
| |
| .globl _start |
| _start: |
| stosm ssm_op,0x10 /* bit 3 set */ |
| expected_pswa: |
| j failure |
| |
| pgm: |
| chhsi program_interruption_code,0x6 /* specification exception? */ |
| jne failure |
| cli ilc,4 /* ilc for STOSM? */ |
| jne failure |
| clc program_old_psw(16),expected_old_psw /* correct old PSW? */ |
| jne failure |
| lpswe success_psw |
| failure: |
| lpswe failure_psw |
| |
| ssm_op: |
| .byte 0 |
| .align 8 |
| expected_old_psw: |
| .quad 0x1000000180000000,expected_pswa /* bit 3 set */ |
| success_psw: |
| .quad 0x2000000000000,0xfff /* see is_special_wait_psw() */ |
| failure_psw: |
| .quad 0x2000000000000,0 /* disabled wait */ |
