mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-11-08 23:08:29 +00:00
73774def6b
This patch adds a simple non-driver protection domain sample to serve as an example for defining other non-driver protection domains. It simply performs a ping-pong test of protection domain switching latency during boot, including optional accesses to a private metadata region, and prints out the results.
47 lines
2.2 KiB
C
47 lines
2.2 KiB
C
/*
|
|
* Copyright (C) 2016, Intel Corporation. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. 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.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
|
|
* OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef CPU_X86_STARTUP_H_
|
|
#define CPU_X86_STARTUP_H_
|
|
|
|
/**
|
|
* \brief Declare a function that will be automatically invoked from the kernel
|
|
* protection domain during boot, after all of the default device
|
|
* initialization has been completed.
|
|
*/
|
|
#define KERN_STARTUP_FUNC(f) \
|
|
static void f(void); \
|
|
static uintptr_t \
|
|
__attribute__((used, section(".kern_startup_func"))) \
|
|
__kern_startup_f = (uintptr_t)f; \
|
|
static void f(void)
|
|
|
|
#endif /* CPU_X86_STARTUP_H_ */
|