include/target.h

/*
 * Copyright (c) 2008-2012 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 __TARGET_H
#define __TARGET_H

#include <compiler.h>
#include <stdbool.h>

__BEGIN_CDECLS;

/* super early platform initialization, before almost everything */
void target_early_init(void);

/* later init, after the kernel has come up */
void target_init(void);

/* called during chain loading to make sure target specific bits are put into a stopped state */
void target_quiesce(void);

/* a target can optionally define a set of debug leds that can be used
 * in various locations in the system.
 */
#if TARGET_HAS_DEBUG_LED
void target_set_debug_led(unsigned int led, bool on);
#else
#define target_set_debug_led(led, on) ((void)(0))
#endif

__END_CDECLS;

#endif