Subversion Repositories HelenOS

/*
 * Copyright (c) 2001-2004 Jakub Jermar
 * All rights reserved.
 *
 * 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 name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 */

/** @addtogroup generic 
 * @{
 */
/** @file
 */

#ifndef KERN_CONFIG_H_
#define KERN_CONFIG_H_

#include <arch/types.h>
#include <arch/mm/page.h>

#define STACK_SIZE      PAGE_SIZE

#define CONFIG_INIT_TASKS   32

typedef struct {
    uintptr_t addr;
    size_t size;
} init_task_t;

typedef struct {
    count_t cnt;
    init_task_t tasks[CONFIG_INIT_TASKS];
} init_t;

/** Boot allocations.
 *
 * Allocatations made by the boot that are meant to be used by the kernel
 * are all recorded in the ballocs_t type.
 */
typedef struct {
    uintptr_t base;
    size_t size;
} ballocs_t;

typedef struct {
    count_t cpu_count;      /**< Number of processors detected. */
    volatile count_t cpu_active;    /**< Number of processors that are up and running. */

    uintptr_t base;
    size_t kernel_size;     /**< Size of memory in bytes taken by kernel and stack */
    
    uintptr_t stack_base;       /**< Base adddress of initial stack */
    size_t stack_size;      /**< Size of initial stack */
} config_t;

extern config_t config;
extern init_t init;
extern ballocs_t ballocs;

#endif

/** @}
 */