blob: 99062e5955356dc9cd755b7e16ea1eb5d19e093f [file] [log] [blame]
* (C) Copyright 2002
* Daniel Engström, Omicron Ceti AB,
* 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
* 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
/* Exports from the Linker Script */
extern ulong __text_start;
extern ulong __data_end;
extern ulong __rel_dyn_start;
extern ulong __rel_dyn_end;
extern ulong __bss_start;
extern ulong __bss_end;
/* cpu/.../cpu.c */
int x86_cpu_init_r(void);
int cpu_init_r(void);
int x86_cpu_init_f(void);
int cpu_init_f(void);
void init_gd(gd_t *id, u64 *gdt_addr);
void setup_gdt(gd_t *id, u64 *gdt_addr);
int init_cache(void);
int cleanup_before_linux(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 arch/x86/cpu/, arch/x86/lib/, or $(BOARD)/ */
int dram_init_f(void);
/* cpu/.../interrupts.c */
int cpu_init_interrupts(void);
/* board/.../... */
int dram_init(void);
void setup_pcat_compatibility(void);
void isa_unmap_rom(u32 addr);
u32 isa_map_rom(u32 bus_addr, int size);
/* arch/x86/lib/... */
int video_bios_init(void);
void board_init_f_r_trampoline(ulong) __attribute__ ((noreturn));
void board_init_f_r(void) __attribute__ ((noreturn));
/* Read the time stamp counter */
static inline uint64_t rdtsc(void)
uint32_t high, low;
__asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high));
return (((uint64_t)high) << 32) | low;
/* board/... */
void timer_set_tsc_base(uint64_t new_base);
uint64_t timer_get_tsc(void);
#endif /* _U_BOOT_I386_H_ */