| Rafal Jaworowski | a19be78 | 2008-01-09 19:39:36 +0100 | [diff] [blame] | 1 | /* |
| 2 | * (C) Copyright 2007 Semihalf |
| 3 | * |
| 4 | * Written by: Rafal Jaworowski <raj@semihalf.com> |
| 5 | * |
| 6 | * See file CREDITS for list of people who contributed to this |
| 7 | * project. |
| 8 | * |
| 9 | * This program is free software; you can redistribute it and/or |
| 10 | * modify it under the terms of the GNU General Public License as |
| 11 | * published by the Free Software Foundation; either version 2 of |
| 12 | * the License, or (at your option) any later version. |
| 13 | * |
| 14 | * This program is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with this program; if not, write to the Free Software |
| 21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 22 | * MA 02111-1307 USA |
| 23 | * |
| 24 | */ |
| 25 | |
| 26 | /* |
| 27 | * This is the header file for conveniency wrapper routines (API glue) |
| 28 | */ |
| 29 | |
| 30 | #ifndef _API_GLUE_H_ |
| 31 | #define _API_GLUE_H_ |
| 32 | |
| 33 | #define API_SEARCH_START (255 * 1024 * 1024) /* start at 1MB below top RAM */ |
| 34 | #define API_SEARCH_END (256 * 1024 * 1024 - 1) /* ...and search to the end */ |
| 35 | |
| 36 | int syscall(int, int *, ...); |
| 37 | void * syscall_ptr; |
| 38 | |
| 39 | int api_search_sig(struct api_signature **sig); |
| 40 | |
| 41 | /* |
| 42 | * ub_ library calls are part of the application, not U-Boot code! They are |
| 43 | * front-end wrappers that are used by the consumer application: they prepare |
| 44 | * arguments for particular syscall and jump to the low level syscall() |
| 45 | */ |
| 46 | |
| 47 | /* console */ |
| 48 | int ub_getc(void); |
| 49 | int ub_tstc(void); |
| 50 | void ub_putc(char c); |
| 51 | void ub_puts(const char *s); |
| 52 | |
| 53 | /* system */ |
| 54 | void ub_reset(void); |
| 55 | struct sys_info * ub_get_sys_info(void); |
| 56 | |
| 57 | /* time */ |
| 58 | void ub_udelay(unsigned long); |
| 59 | unsigned long ub_get_timer(unsigned long); |
| 60 | |
| 61 | /* env vars */ |
| 62 | char * ub_env_get(const char *name); |
| 63 | void ub_env_set(const char *name, char *value); |
| 64 | const char * ub_env_enum(const char *last); |
| 65 | |
| 66 | /* devices */ |
| 67 | int ub_dev_enum(void); |
| 68 | int ub_dev_open(int handle); |
| 69 | int ub_dev_close(int handle); |
| 70 | int ub_dev_read(int handle, void *buf, |
| 71 | lbasize_t len, lbastart_t start); |
| 72 | int ub_dev_send(int handle, void *buf, int len); |
| 73 | int ub_dev_recv(int handle, void *buf, int len); |
| 74 | struct device_info * ub_dev_get(int); |
| 75 | |
| 76 | #endif /* _API_GLUE_H_ */ |