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74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
/*
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* (C) Copyright 2002
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* Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#ifndef _U_BOOT_I386_H_
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#define _U_BOOT_I386_H_ 1
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/* for the following variables, see start.S */
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extern ulong i386boot_start; /* code start (in flash) */
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extern ulong i386boot_end; /* code end (in flash) */
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extern ulong i386boot_romdata_start;/* datasegment in flash (also code+rodata end) */
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extern ulong i386boot_romdata_dest; /* data location segment in ram */
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extern ulong i386boot_romdata_size; /* size of data segment */
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extern ulong i386boot_bss_start; /* bss start */
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extern ulong i386boot_bss_size; /* bss size */
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extern ulong i386boot_stack_end; /* first usable RAM address after bss and stack */
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extern ulong i386boot_ram_end; /* end of ram */
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extern ulong i386boot_realmode; /* start of realmode entry code */
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extern ulong i386boot_realmode_size;/* size of realmode entry code */
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extern ulong i386boot_bios; /* start of BIOS emulation code */
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extern ulong i386boot_bios_size; /* size of BIOS emulation code */
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/* cpu/.../cpu.c */
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int cpu_init(void);
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/* cpu/.../timer.c */
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void timer_isr(void *);
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typedef void (timer_fnc_t) (void);
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int register_timer_isr (timer_fnc_t *isr_func);
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/* Architecture specific - can be in cpu/i386/, lib_i386/, or $(BOARD)/ */
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int timer_init(void);
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/* cpu/.../interrupts.c */
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int cpu_init_interrupts(void);
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/* cpu/.../exceptions.c */
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int cpu_init_exceptions(void);
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/* board/.../... */
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int board_init(void);
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int dram_init(void);
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void isa_unmap_rom(u32 addr);
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u32 isa_map_rom(u32 bus_addr, int size);
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/* lib_i386/... */
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int video_bios_init(void);
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int video_init(void);
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#endif /* _U_BOOT_I386_H_ */
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