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