60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
|
/*
|
||
|
|
* Copyright (c) 2016, Mellanox Technologies. All rights reserved.
|
||
|
|
*
|
||
|
|
* This software is available to you under a choice of one of two
|
||
|
|
* licenses. You may choose to be licensed under the terms of the GNU
|
||
|
|
* General Public License (GPL) Version 2, available from the file
|
||
|
|
* COPYING in the main directory of this source tree, or the
|
||
|
|
* OpenIB.org BSD license below:
|
||
|
|
*
|
||
|
|
* Redistribution and use in source and binary forms, with or
|
||
|
|
* without modification, are permitted provided that the following
|
||
|
|
* conditions are met:
|
||
|
|
*
|
||
|
|
* - Redistributions of source code must retain the above
|
||
|
|
* copyright notice, this list of conditions and the following
|
||
|
|
* disclaimer.
|
||
|
|
*
|
||
|
|
* - Redistributions in binary form must reproduce the above
|
||
|
|
* copyright notice, this list of conditions and the following
|
||
|
|
* disclaimer in the documentation and/or other materials
|
||
|
|
* provided with the distribution.
|
||
|
|
*
|
||
|
|
* 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 SOC_NPS_MTM_H
|
||
|
|
#define SOC_NPS_MTM_H
|
||
|
|
|
||
|
|
#define CTOP_INST_HWSCHD_OFF_R3 0x3B6F00BF
|
||
|
|
#define CTOP_INST_HWSCHD_RESTORE_R3 0x3E6F70C3
|
||
|
|
|
||
|
|
static inline void hw_schd_save(unsigned int *flags)
|
||
|
|
{
|
||
|
|
__asm__ __volatile__(
|
||
|
|
" .word %1\n"
|
||
|
|
" st r3,[%0]\n"
|
||
|
|
:
|
||
|
|
: "r"(flags), "i"(CTOP_INST_HWSCHD_OFF_R3)
|
||
|
|
: "r3", "memory");
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline void hw_schd_restore(unsigned int flags)
|
||
|
|
{
|
||
|
|
__asm__ __volatile__(
|
||
|
|
" mov r3, %0\n"
|
||
|
|
" .word %1\n"
|
||
|
|
:
|
||
|
|
: "r"(flags), "i"(CTOP_INST_HWSCHD_RESTORE_R3)
|
||
|
|
: "r3");
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* SOC_NPS_MTM_H */
|