diff options
Diffstat (limited to 'qemu/roms/u-boot/post/lib_powerpc/multi.c')
-rw-r--r-- | qemu/roms/u-boot/post/lib_powerpc/multi.c | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/qemu/roms/u-boot/post/lib_powerpc/multi.c b/qemu/roms/u-boot/post/lib_powerpc/multi.c deleted file mode 100644 index 9c315dfc5..000000000 --- a/qemu/roms/u-boot/post/lib_powerpc/multi.c +++ /dev/null @@ -1,58 +0,0 @@ -/* - * (C) Copyright 2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> - -/* - * CPU test - * 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. - */ - -#include <post.h> -#include "cpu_asm.h" - -#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 ret = 0; - unsigned int i; - ulong src[27], dst[27]; - int flag = disable_interrupts(); - - ulong code[] = { - ASM_LMW(5, 3, 0), /* lmw r5, 0(r3) */ - ASM_STMW(5, 4, 0), /* stmr r5, 0(r4) */ - ASM_BLR, /* blr */ - }; - - for (i = 0; i < ARRAY_SIZE(src); ++i) { - src[i] = i; - dst[i] = 0; - } - - cpu_post_exec_02(code, (ulong) src, (ulong) dst); - - ret = memcmp(src, dst, sizeof(dst)) == 0 ? 0 : -1; - - if (ret != 0) - post_log("Error at multi test !\n"); - - if (flag) - enable_interrupts(); - - return ret; -} - -#endif |