1 /*- 2 * Copyright (c) 2008 Semihalf, Rafal Jaworowski <raj@semihalf.com> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 /* 28 * This is the header file for conveniency wrapper routines (API glue) 29 */ 30 31 #ifndef _API_GLUE_H_ 32 #define _API_GLUE_H_ 33 34 #include "api_public.h" 35 36 /* 37 * Mask used to align the start address for API signature search to 1MiB 38 */ 39 #define API_SIG_SEARCH_MASK ~0x000fffff 40 41 /* 42 * Search for the API signature within 3MiB of the 1MiB-aligned address that 43 * U-Boot has hinted us. 44 */ 45 #define API_SIG_SEARCH_LEN 0x00300000 46 47 int syscall(int, int *, ...); 48 extern void *syscall_ptr; 49 50 int api_parse_cmdline_sig(int argc, char **argv, struct api_signature **sig); 51 int api_search_sig(struct api_signature **sig); 52 53 #define UB_MAX_MR 16 /* max mem regions number */ 54 #define UB_MAX_DEV 6 /* max devices number */ 55 56 /* 57 * The ub_ library calls are part of the application, not U-Boot code! They 58 * are front-end wrappers that are used by the consumer application: they 59 * prepare arguments for particular syscall and jump to the low level 60 * syscall() 61 */ 62 63 /* console */ 64 int ub_getc(void); 65 int ub_tstc(void); 66 void ub_putc(char); 67 void ub_puts(const char *); 68 69 /* system */ 70 void ub_reset(void) __dead2; 71 struct sys_info *ub_get_sys_info(void); 72 73 /* time */ 74 void ub_udelay(unsigned long); 75 unsigned long ub_get_timer(unsigned long); 76 77 /* env vars */ 78 char *ub_env_get(const char *); 79 void ub_env_set(const char *, char *); 80 const char *ub_env_enum(const char *); 81 82 /* devices */ 83 int ub_dev_enum(void); 84 int ub_dev_open(int); 85 int ub_dev_close(int); 86 int ub_dev_read(int, void *, lbasize_t, lbastart_t, lbasize_t *); 87 int ub_dev_send(int, void *, int); 88 int ub_dev_recv(int, void *, int, int *); 89 struct device_info *ub_dev_get(int); 90 91 void ub_dump_di(int); 92 void ub_dump_si(struct sys_info *); 93 char *ub_mem_type(int); 94 char *ub_stor_type(int); 95 96 #endif /* _API_GLUE_H_ */ 97