2 * Copyright (C) 2000 Murray Jensen <Murray.Jensen@cmst.csiro.au>
4 * SPDX-License-Identifier: GPL-2.0+
12 #define CONFIG_8260 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
30 ori r3, r3, HID0_ICFI|HID0_DCI /* Invalidate All */
35 .globl kgdb_flush_cache_range
36 kgdb_flush_cache_range:
37 li r5,CONFIG_SYS_CACHELINE_SIZE-1
41 srwi. r4,r4,CONFIG_SYS_CACHELINE_SHIFT
46 addi r3,r3,CONFIG_SYS_CACHELINE_SIZE
48 sync /* wait for dcbst's to get to ram */
51 addi r6,r6,CONFIG_SYS_CACHELINE_SIZE