You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

74 lines
2.1 KiB

/*
* Copyright (C) 2014 René Kijewski <rene.kijewski@fu-berlin.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @ingroup x86
* @{
*
* @file
* @brief The common startup code for the x86 port.
*
* @author René Kijewski <rene.kijewski@fu-berlin.de>
*
* @}
*/
#include "x86_interrupts.h"
#include "x86_memory.h"
#include "x86_pci.h"
#include "x86_pic.h"
#include "x86_pit.h"
#include "x86_rtc.h"
#include "x86_threading.h"
#include "x86_uart.h"
#include <cpu.h>
#include <tlsf-malloc.h>
#include <stdio.h>
#include "kernel_init.h"
/* Must be <= 0x1000 because otherwise x86_map_physical_pages() might get a page out of this pool.
* Because static memory has the PT_G flag, flushing the TLB would cause a stale PT
* after calling add_pages_to_pool() in x86_map_physical_pages().
*/
static char early_malloc_pool[0x1000] __attribute__((aligned(4)));
void x86_startup(void)
{
tlsf_create_with_pool(early_malloc_pool, sizeof early_malloc_pool);
x86_early_init_uart();
x86_init_threading();
x86_init_interrupts();
x86_init_pic();
x86_init_uart();
x86_init_memory();
x86_init_rtc();
x86_init_pit();
x86_init_pci();
puts("RIOT x86 hardware initialization complete.");
x86_init_board();
puts("RIOT board initialization complete.");
kernel_init(); /* should not return */
puts("kernel_init returned");
x86_hlt();
}