wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2002 |
Albert ARIBAUD | 60fbc8d | 2011-08-04 18:45:45 +0200 | [diff] [blame] | 3 | * Daniel Engström, Omicron Ceti AB, daniel@omicron.se. |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 4 | * |
| 5 | * See file CREDITS for list of people who contributed to this |
| 6 | * project. |
| 7 | * |
| 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. |
| 12 | * |
| 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. |
| 17 | * |
| 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, |
| 21 | * MA 02111-1307 USA |
| 22 | */ |
| 23 | |
wdenk | ef5fe75 | 2003-03-12 10:41:04 +0000 | [diff] [blame] | 24 | #ifndef _U_BOOT_I386_H_ |
| 25 | #define _U_BOOT_I386_H_ 1 |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 26 | |
Graeme Russ | 883c603 | 2011-11-08 02:33:15 +0000 | [diff] [blame] | 27 | /* Exports from the Linker Script */ |
| 28 | extern ulong __text_start; |
| 29 | extern ulong __data_end; |
| 30 | extern ulong __rel_dyn_start; |
| 31 | extern ulong __rel_dyn_end; |
| 32 | extern ulong __bss_start; |
| 33 | extern ulong __bss_end; |
| 34 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 35 | /* cpu/.../cpu.c */ |
Graeme Russ | 121931c | 2011-02-12 15:11:35 +1100 | [diff] [blame] | 36 | int x86_cpu_init_r(void); |
Graeme Russ | 078395c | 2009-11-24 20:04:21 +1100 | [diff] [blame] | 37 | int cpu_init_r(void); |
Graeme Russ | 121931c | 2011-02-12 15:11:35 +1100 | [diff] [blame] | 38 | int x86_cpu_init_f(void); |
Graeme Russ | 078395c | 2009-11-24 20:04:21 +1100 | [diff] [blame] | 39 | int cpu_init_f(void); |
Graeme Russ | 3536896 | 2011-12-31 22:58:15 +1100 | [diff] [blame] | 40 | void init_gd(gd_t *id, u64 *gdt_addr); |
| 41 | void setup_gdt(gd_t *id, u64 *gdt_addr); |
Graeme Russ | 6e25600 | 2011-12-27 22:46:43 +1100 | [diff] [blame] | 42 | int init_cache(void); |
Gabe Black | 846d08e | 2012-10-20 12:33:10 +0000 | [diff] [blame] | 43 | int cleanup_before_linux(void); |
Graeme Russ | 7679d1f | 2009-02-24 21:14:45 +1100 | [diff] [blame] | 44 | |
| 45 | /* cpu/.../timer.c */ |
| 46 | void timer_isr(void *); |
| 47 | typedef void (timer_fnc_t) (void); |
| 48 | int register_timer_isr (timer_fnc_t *isr_func); |
| 49 | |
Graeme Russ | cbfce1d | 2011-04-13 19:43:28 +1000 | [diff] [blame] | 50 | /* Architecture specific - can be in arch/x86/cpu/, arch/x86/lib/, or $(BOARD)/ */ |
Graeme Russ | 344f745 | 2011-02-12 15:11:59 +1100 | [diff] [blame] | 51 | int dram_init_f(void); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 52 | |
Graeme Russ | 77290ee | 2009-02-24 21:13:40 +1100 | [diff] [blame] | 53 | /* cpu/.../interrupts.c */ |
| 54 | int cpu_init_interrupts(void); |
| 55 | |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 56 | /* board/.../... */ |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 57 | int dram_init(void); |
| 58 | |
Graeme Russ | a8d06b4 | 2010-04-24 00:05:48 +1000 | [diff] [blame] | 59 | void setup_pcat_compatibility(void); |
| 60 | |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 61 | void isa_unmap_rom(u32 addr); |
| 62 | u32 isa_map_rom(u32 bus_addr, int size); |
| 63 | |
Graeme Russ | cbfce1d | 2011-04-13 19:43:28 +1000 | [diff] [blame] | 64 | /* arch/x86/lib/... */ |
wdenk | abda5ca | 2003-05-31 18:35:21 +0000 | [diff] [blame] | 65 | int video_bios_init(void); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 66 | |
Graeme Russ | d7755b4 | 2012-01-01 15:06:39 +1100 | [diff] [blame] | 67 | void board_init_f_r_trampoline(ulong) __attribute__ ((noreturn)); |
| 68 | void board_init_f_r(void) __attribute__ ((noreturn)); |
wdenk | 591dda5 | 2002-11-18 00:14:45 +0000 | [diff] [blame] | 69 | |
Vadim Bendebury | 1d82bac | 2012-10-23 18:04:32 +0000 | [diff] [blame] | 70 | /* Read the time stamp counter */ |
| 71 | static inline uint64_t rdtsc(void) |
| 72 | { |
| 73 | uint32_t high, low; |
| 74 | __asm__ __volatile__("rdtsc" : "=a" (low), "=d" (high)); |
| 75 | return (((uint64_t)high) << 32) | low; |
| 76 | } |
| 77 | |
| 78 | /* board/... */ |
| 79 | void timer_set_tsc_base(uint64_t new_base); |
| 80 | uint64_t timer_get_tsc(void); |
| 81 | |
wdenk | ef5fe75 | 2003-03-12 10:41:04 +0000 | [diff] [blame] | 82 | #endif /* _U_BOOT_I386_H_ */ |