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Diffstat (limited to 'payloads/libpayload/include/mips/arch/cache.h')
-rw-r--r-- | payloads/libpayload/include/mips/arch/cache.h | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/payloads/libpayload/include/mips/arch/cache.h b/payloads/libpayload/include/mips/arch/cache.h deleted file mode 100644 index e65a2a00ae..0000000000 --- a/payloads/libpayload/include/mips/arch/cache.h +++ /dev/null @@ -1,94 +0,0 @@ -/* - * This file is part of the libpayload project. - * - * Copyright (C) 2014 Imagination Technologies - * - * 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; version 2 of the License. - * - * 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. - */ - -#ifndef __MIPS_ARCH_CACHE_H__ -#define __MIPS_ARCH_CACHE_H__ - - -#include <stddef.h> -#include <stdint.h> - - -/* - * Sync primitives - */ - -/* data memory barrier */ -static inline void dmb(void) -{ - /* TODO */ -} - -/* data sync barrier */ -static inline void dsb(void) -{ - /* TODO */ -} - -/* instruction sync barrier */ -static inline void isb(void) -{ - /* TODO */ -} - - -/* - * Cache maintenance API - */ - -/* dcache clean and invalidate all */ -void dcache_clean_invalidate_all(void); - -/* dcache clean all */ -void dcache_clean_all(void); - -/* dcache invalidate all (on current level given by CCSELR) */ -void dcache_invalidate_all(void); - -/* returns number of bytes per cache line */ -unsigned int dcache_line_bytes(void); - -/* dcache and MMU disable */ -void dcache_mmu_disable(void); - -/* dcache and MMU enable */ -void dcache_mmu_enable(void); - -/* perform all icache/dcache maintenance needed after loading new code */ -void cache_sync_instructions(void); - -/* tlb invalidate all */ -void tlb_invalidate_all(void); - -/* - * Generalized setup/init functions - */ - -/* mmu initialization (set page table address, set permissions, etc) */ -void mmu_init(void); - -enum dcache_policy { - DCACHE_OFF, - DCACHE_WRITEBACK, - DCACHE_WRITETHROUGH, -}; - -/* disable the mmu for a range. Primarily useful to lock out address 0. */ -void mmu_disable_range(unsigned long start_mb, unsigned long size_mb); -/* mmu range configuration (set dcache policy) */ -void mmu_config_range(unsigned long start_mb, unsigned long size_mb, - enum dcache_policy policy); - -#endif /* __MIPS_ARCH_CACHE_H__ */ |