cLK/lk/include/arch/ops.h
2011-11-06 23:17:49 +00:00

75 lines
2.1 KiB
C

/*
* Copyright (c) 2008 Travis Geiselbrecht
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef __ARCH_OPS_H
#define __ARCH_OPS_H
#ifndef ASSEMBLY
#include <sys/types.h>
#include <compiler.h>
#if defined(__cplusplus)
extern "C" {
#endif
void arch_enable_ints(void);
void arch_disable_ints(void);
int atomic_swap(volatile int *ptr, int val);
int atomic_add(volatile int *ptr, int val);
int atomic_and(volatile int *ptr, int val);
int atomic_or(volatile int *ptr, int val);
#endif // !ASSEMBLY
#define ICACHE 1
#define DCACHE 2
#define UCACHE (ICACHE|DCACHE)
#ifndef ASSEMBLY
void arch_disable_cache(uint flags);
void arch_enable_cache(uint flags);
void arch_clean_cache_range(addr_t start, size_t len);
void arch_clean_invalidate_cache_range(addr_t start, size_t len);
void arch_invalidate_cache_range(addr_t start, size_t len);
void arch_sync_cache_range(addr_t start, size_t len);
void arch_idle(void);
void arch_disable_mmu(void);
void arch_switch_stacks_and_call(addr_t call, addr_t stack) __NO_RETURN;
uint32_t arch_cycle_count(void);
#if defined(__cplusplus)
}
#endif
#endif // !ASSEMBLY
#if ARCH_ARM
#include <arch/arm/ops.h>
#endif
#endif