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75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
/*
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* Copyright (C) 2014 René Kijewski <rene.kijewski@fu-berlin.de>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @ingroup x86
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* @{
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*
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* @file
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* @brief The common startup code for the x86 port.
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*
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* @author René Kijewski <rene.kijewski@fu-berlin.de>
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*
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* @}
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*/
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#include "x86_interrupts.h"
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#include "x86_memory.h"
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#include "x86_pci.h"
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#include "x86_pic.h"
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#include "x86_pit.h"
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#include "x86_rtc.h"
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#include "x86_threading.h"
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#include "x86_uart.h"
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#include <cpu.h>
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#include <tlsf-malloc.h>
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#include <stdio.h>
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#include "kernel_init.h"
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/* Must be <= 0x1000 because otherwise x86_map_physical_pages() might get a page out of this pool.
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* Because static memory has the PT_G flag, flushing the TLB would cause a stale PT
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* after calling add_pages_to_pool() in x86_map_physical_pages().
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*/
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static char early_malloc_pool[0x1000] __attribute__((aligned(4)));
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void x86_startup(void)
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{
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tlsf_create_with_pool(early_malloc_pool, sizeof early_malloc_pool);
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x86_early_init_uart();
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x86_init_threading();
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x86_init_interrupts();
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x86_init_pic();
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x86_init_uart();
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x86_init_memory();
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x86_init_rtc();
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x86_init_pit();
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x86_init_pci();
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puts("RIOT x86 hardware initialization complete.");
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x86_init_board();
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puts("RIOT board initialization complete.");
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kernel_init(); /* should not return */
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puts("kernel_init returned");
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x86_hlt();
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}
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