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/*
* Copyright (c) 2011 Aeroflex Gaisler
*
* BSD license:
*
* 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.
*/
#include <asm-leon/elfmacro.h>
#include <asm-leon/leon.h>
#include <asm-leon/leonstack.h>
#include <asm-leon/contextswitch.h>
#include <asm-leon/winmacros.h>
#include <asm-leon/leonbare_kernel.h>
FUNC_EXPORT(leonbare_leon23_loadnocache)
FUNC_EXPORT(leonbare_leon23_loadnocache16)
FUNC_EXPORT(leonbare_leon23_loadnocache8)
FUNC_EXPORT(leonbare_leon3_loadnocache)
FUNC_EXPORT(leonbare_leon3_loadnocache16)
FUNC_EXPORT(leonbare_leon3_loadnocache8)
FUNC_EXPORT(leonbare_leon23_storenocache)
FUNC_EXPORT(leonbare_leon23_storenocache16)
FUNC_EXPORT(leonbare_leon23_storenocache8)
FUNC_IMPORT(_leon_version)
.text
/* =================================== */
/* LEON2 / 3 */
/* load with forceing cache miss */
FUNC_BEGIN(leonbare_leon23_loadnocache) /* use only %o0,%o1,%o7 */
lda [%o0] ASI_LEON3_CACHEMISS, %o0
retl
nop
FUNC_END(leonbare_leon23_loadnocache)
/* load with forceing cache miss */
FUNC_BEGIN(leonbare_leon23_loadnocache16)
lduha [%o0] ASI_LEON3_CACHEMISS, %o0
retl
nop
FUNC_END(leonbare_leon23_loadnocache16)
/* load with forceing cache miss */
FUNC_BEGIN(leonbare_leon23_loadnocache8)
lduba [%o0] ASI_LEON3_CACHEMISS, %o0
retl
nop
FUNC_END(leonbare_leon23_loadnocache8)
/* write through cache */
FUNC_BEGIN(leonbare_leon23_storenocache) /* use only %o0,%o1,%o7 */
st %o1, [%o0]
retl
mov %o1,%o0
FUNC_END(leonbare_leon23_storenocache)
/* write through cache */
FUNC_BEGIN(leonbare_leon23_storenocache16)
sth %o1, [%o0]
retl
mov %o1,%o0
FUNC_END(leonbare_leon23_storenocache16)
/* write through cache */
FUNC_BEGIN(leonbare_leon23_storenocache8)
stb %o1, [%o0]
retl
mov %o1,%o0
FUNC_END(leonbare_leon23_storenocache8)
/* =================================== */
/* LEON3 only */
/* load with forceing cache miss */
FUNC_BEGIN(leonbare_leon3_loadnocache) /* use only %o0,%o1,%o7 */
retl
lda [%o0] ASI_LEON3_CACHEMISS, %o0
FUNC_END(leonbare_leon3_loadnocache)
/* load with forceing cache miss */
FUNC_BEGIN(leonbare_leon3_loadnocache16)
retl
lduha [%o0] ASI_LEON3_CACHEMISS, %o0
FUNC_END(leonbare_leon3_loadnocache16)
/* load with forceing cache miss */
FUNC_BEGIN(leonbare_leon3_loadnocache8)
retl
lduba [%o0] ASI_LEON3_CACHEMISS, %o0
FUNC_END(leonbare_leon3_loadnocache8)
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