* (C) Copyright 2011
* Ilya Yanok, EmCraft Systems
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc.
+ * SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/types.h>
#include <common.h>
#ifndef CONFIG_SYS_DCACHE_OFF
-
-#ifndef CONFIG_SYS_CACHELINE_SIZE
-#define CONFIG_SYS_CACHELINE_SIZE 32
-#endif
-
void invalidate_dcache_all(void)
{
asm volatile("mcr p15, 0, %0, c7, c6, 0\n" : : "r"(0));
);
}
-static int check_cache_range(unsigned long start, unsigned long stop)
-{
- int ok = 1;
-
- if (start & (CONFIG_SYS_CACHELINE_SIZE - 1))
- ok = 0;
-
- if (stop & (CONFIG_SYS_CACHELINE_SIZE - 1))
- ok = 0;
-
- if (!ok)
- debug("CACHE: Misaligned operation at range [%08lx, %08lx]\n",
- start, stop);
-
- return ok;
-}
-
void invalidate_dcache_range(unsigned long start, unsigned long stop)
{
if (!check_cache_range(start, stop))
asm volatile("mcr p15, 0, %0, c7, c10, 4\n" : : "r"(0));
}
-
-void flush_cache(unsigned long start, unsigned long size)
-{
- flush_dcache_range(start, start + size);
-}
#else /* #ifndef CONFIG_SYS_DCACHE_OFF */
void invalidate_dcache_all(void)
{
void flush_dcache_all(void)
{
}
-
-void invalidate_dcache_range(unsigned long start, unsigned long stop)
-{
-}
-
-void flush_dcache_range(unsigned long start, unsigned long stop)
-{
-}
-
-void flush_cache(unsigned long start, unsigned long size)
-{
-}
#endif /* #ifndef CONFIG_SYS_DCACHE_OFF */
/*
* Stub implementations for l2 cache operations
*/
-void __l2_cache_disable(void) {}
-void l2_cache_disable(void)
- __attribute__((weak, alias("__l2_cache_disable")));
+__weak void l2_cache_disable(void) {}
+
+#if defined CONFIG_SYS_THUMB_BUILD
+__weak void invalidate_l2_cache(void) {}
+#endif