]>
git.ipfire.org Git - people/ms/u-boot.git/blob - arch/x86/include/asm/u-boot-x86.h
3 * Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 #ifndef _U_BOOT_I386_H_
25 #define _U_BOOT_I386_H_ 1
28 int x86_cpu_init_r(void);
30 int x86_cpu_init_f(void);
32 void init_gd(gd_t
*id
, u64
*gdt_addr
);
33 void setup_gdt(gd_t
*id
, u64
*gdt_addr
);
35 int cleanup_before_linux(void);
36 void panic_puts(const char *str
);
39 void timer_isr(void *);
40 typedef void (timer_fnc_t
) (void);
41 int register_timer_isr (timer_fnc_t
*isr_func
);
42 unsigned long get_tbclk_mhz(void);
43 void timer_set_base(uint64_t base
);
44 int pcat_timer_init(void);
46 /* Architecture specific - can be in arch/x86/cpu/, arch/x86/lib/, or $(BOARD)/ */
47 int dram_init_f(void);
49 /* cpu/.../interrupts.c */
50 int cpu_init_interrupts(void);
55 void setup_pcat_compatibility(void);
57 void isa_unmap_rom(u32 addr
);
58 u32
isa_map_rom(u32 bus_addr
, int size
);
60 /* arch/x86/lib/... */
61 int video_bios_init(void);
63 void board_init_f_r_trampoline(ulong
) __attribute__ ((noreturn
));
64 void board_init_f_r(void) __attribute__ ((noreturn
));
66 /* Read the time stamp counter */
67 static inline uint64_t rdtsc(void)
70 __asm__
__volatile__("rdtsc" : "=a" (low
), "=d" (high
));
71 return (((uint64_t)high
) << 32) | low
;
75 void timer_set_tsc_base(uint64_t new_base
);
76 uint64_t timer_get_tsc(void);
78 #endif /* _U_BOOT_I386_H_ */