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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2015 Regents of the University of California
*/
#ifndef _ASM_RISCV_CACHE_H
#define _ASM_RISCV_CACHE_H
#include <asm/vendorid_list.h>
static inline void thead_local_flush_icache_all(void)
{
/*
* According [1] "13.3 Example of cache settings"
* [1]: https://github.com/T-head-Semi/openc906/blob/main/ \
* doc/openc906%20datasheet.pd
*/
__asm__ volatile (".long 0x0100000b" ::: "memory"); /* th.icache.iall */
__asm__ volatile (".long 0x01b0000b" ::: "memory"); /* th.sync.is */
}
static inline void local_flush_icache_all(void)
{
#ifdef CONFIG_HAS_CACHE
switch(riscv_vendor_id()) {
case THEAD_VENDOR_ID:
thead_local_flush_icache_all();
break;
default:
__asm__ volatile ("fence.i" ::: "memory");
}
#endif
}
#define sync_caches_for_execution sync_caches_for_execution
void sync_caches_for_execution(void);
#include <asm-generic/cache.h>
#endif /* _ASM_RISCV_CACHEFLUSH_H */
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