2 * Copyright (C) 2000 Murray Jensen <Murray.Jensen@cmst.csiro.au>
4 * SPDX-License-Identifier: GPL-2.0+
12 #define CONFIG_8xx 1 /* needed for Linux kernel header files */
13 #define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */
15 #include <ppc_asm.tmpl>
18 #include <asm/cache.h>
21 #if defined(CONFIG_CMD_KGDB)
24 * cache flushing routines for kgdb
27 .globl kgdb_flush_cache_all
37 .globl kgdb_flush_cache_range
38 kgdb_flush_cache_range:
39 li r5,CONFIG_SYS_CACHELINE_SIZE-1
43 srwi. r4,r4,CONFIG_SYS_CACHELINE_SHIFT
48 addi r3,r3,CONFIG_SYS_CACHELINE_SIZE
50 sync /* wait for dcbst's to get to ram */
53 addi r6,r6,CONFIG_SYS_CACHELINE_SIZE