| // SPDX-License-Identifier: GPL-2.0+ |
| * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
| * Load/store multiple word instructions: lmw, stmw |
| * 27 consecutive words are loaded from a source memory buffer |
| * into GPRs r5 through r31. After that, 27 consecutive words are stored |
| * from the GPRs r5 through r31 into a target memory buffer. The contents |
| * of the source and target buffers are then compared. |
| #if CONFIG_POST & CONFIG_SYS_POST_CPU |
| extern void cpu_post_exec_02(ulong *code, ulong op1, ulong op2); |
| int cpu_post_test_multi(void) |
| int flag = disable_interrupts(); |
| ASM_LMW(5, 3, 0), /* lmw r5, 0(r3) */ |
| ASM_STMW(5, 4, 0), /* stmr r5, 0(r4) */ |
| for (i = 0; i < ARRAY_SIZE(src); ++i) { |
| cpu_post_exec_02(code, (ulong) src, (ulong) dst); |
| ret = memcmp(src, dst, sizeof(dst)) == 0 ? 0 : -1; |
| post_log("Error at multi test !\n"); |