1 /* 2 * (C) Copyright 2002 3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 4 * Marius Groeger <mgroeger@sysgo.de> 5 * 6 * (C) Copyright 2002 7 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 8 * Alex Zuepke <azu@sysgo.de> 9 * 10 * See file CREDITS for list of people who contributed to this 11 * project. 12 * 13 * This program is free software; you can redistribute it and/or 14 * modify it under the terms of the GNU General Public License as 15 * published by the Free Software Foundation; either version 2 of 16 * the License, or (at your option) any later version. 17 * 18 * This program is distributed in the hope that it will be useful, 19 * but WITHOUT ANY WARRANTY; without even the implied warranty of 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 21 * GNU General Public License for more details. 22 * 23 * You should have received a copy of the GNU General Public License 24 * along with this program; if not, write to the Free Software 25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 26 * MA 02111-1307 USA 27 */ 28 29 #ifndef _U_BOOT_ARM_H_ 30 #define _U_BOOT_ARM_H_ 1 31 32 /* for the following variables, see start.S */ 33 extern ulong _bss_start; /* code + data end == BSS start */ 34 extern ulong _bss_end; /* BSS end */ 35 extern ulong IRQ_STACK_START; /* top of IRQ stack */ 36 extern ulong FIQ_STACK_START; /* top of FIQ stack */ 37 #if defined(CONFIG_SYS_ARM_WITHOUT_RELOC) 38 extern ulong _armboot_start; /* code start */ 39 #else 40 extern ulong _TEXT_BASE; /* code start */ 41 extern ulong _datarel_start; 42 extern ulong _datarelrolocal_start; 43 extern ulong _datarellocal_start; 44 extern ulong _datarelro_start; 45 extern ulong IRQ_STACK_START_IN; /* 8 bytes in IRQ stack */ 46 #endif 47 48 /* cpu/.../cpu.c */ 49 int cpu_init(void); 50 int cleanup_before_linux(void); 51 52 /* cpu/.../arch/cpu.c */ 53 int arch_cpu_init(void); 54 int arch_misc_init(void); 55 56 /* board/.../... */ 57 int board_init(void); 58 int dram_init (void); 59 #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) 60 void dram_init_banksize (void); 61 #endif 62 void setup_serial_tag (struct tag **params); 63 void setup_revision_tag (struct tag **params); 64 65 /* ------------------------------------------------------------ */ 66 /* Here is a list of some prototypes which are incompatible to */ 67 /* the U-Boot implementation */ 68 /* To be fixed! */ 69 /* ------------------------------------------------------------ */ 70 /* common/cmd_nvedit.c */ 71 int setenv (char *, char *); 72 73 /* cpu/.../interrupt.c */ 74 int arch_interrupt_init (void); 75 void reset_timer_masked (void); 76 ulong get_timer_masked (void); 77 void udelay_masked (unsigned long usec); 78 79 /* cpu/.../timer.c */ 80 int timer_init (void); 81 82 #endif /* _U_BOOT_ARM_H_ */ 83