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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@11373 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
isiora 2018-01-20 22:26:16 +00:00
parent be86ff8a8d
commit 5ca57c9aa2
2 changed files with 46 additions and 2 deletions
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42
demos/ATSAMA5D2/RT-SAMA5D2-XPLAINED-NSEC/smc.S Normal file
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@ -0,0 +1,42 @@
/*
ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio.
This file is part of ChibiOS.
ChibiOS 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; either version 3 of the License, or
(at your option) any later version.
ChibiOS 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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file smcclient.S
* @brief SMC client module code.
*
* @addtogroup SMC
* @{
*/
.section .text
.code 32
.balign 4
/*
* r0 smc_service_t handle
* r1 smc_params_area_t data
* r2 size_t size
*
* r0 msg_t result
*/
.global smcInvoke
smcInvoke:
smc #0
bx lr
/** @} */

6
demos/ATSAMA5D2/RT-SAMA5D2-XPLAINED-NSEC/smcclient.c
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@ -1,5 +1,5 @@
/*
ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio.
ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio.
This file is part of ChibiOS.
@ -28,6 +28,8 @@
#include "ch.h"
#include "smcclient.h"
msg_t smcInvoke(smc_service_t handle, smc_params_area_t data,
size_t size);
/*===========================================================================*/
/* Module local definitions. */
/*===========================================================================*/
@ -57,7 +59,7 @@ msg_t smcInvokeService(smc_service_t handle, smc_params_area_t data,
msg_t result;
do {
asm volatile("smc #0" : "=r" (result) : "r" (handle), "r" (data), "r" (size));
result = smcInvoke(handle, data, size);
} while (result == MSG_TIMEOUT);
return result;
}