| // SPDX-License-Identifier: GPL-2.0-only | |
| /* | |
| * Copyright IBM Corp. 2021 | |
| * | |
| * Snippet used by specification exception interception test. | |
| */ | |
| #include <libcflat.h> | |
| #include <bitops.h> | |
| #include <asm/arch_def.h> | |
| __attribute__((section(".text"))) int main(void) | |
| { | |
| uint64_t bad_psw = 0; | |
| /* PSW bit 12 has no name or meaning and must be 0 */ | |
| lowcore.pgm_new_psw.mask = BIT(63 - 12); | |
| lowcore.pgm_new_psw.addr = 0xdeadbeee; | |
| asm volatile ("lpsw %0" :: "Q"(bad_psw)); | |
| return 0; | |
| } |