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 * $FreeBSD$ 27 */ 28 29 /* 30 * This is the header file for conveniency wrapper routines (API glue) 31 */ 32 33 #ifndef _API_GLUE_H_ 34 #define _API_GLUE_H_ 35 36 #include "api_public.h" 37 38 /* 39 * Mask used to align the start address for API signature search to 1MiB 40 */ 41 #define API_SIG_SEARCH_MASK ~0x000fffff 42 43 /* 44 * Search for the API signature within 3MiB of the 1MiB-aligned address that 45 * U-Boot has hinted us. 46 */ 47 #define API_SIG_SEARCH_LEN 0x00300000 48 49 int syscall(int, int *, ...); 50 extern void *syscall_ptr; 51 52 int api_parse_cmdline_sig(int argc, char **argv, struct api_signature **sig); 53 int api_search_sig(struct api_signature **sig); 54 55 #define UB_MAX_MR 16 /* max mem regions number */ 56 #define UB_MAX_DEV 6 /* max devices number */ 57 58 /* 59 * The ub_ library calls are part of the application, not U-Boot code! They 60 * are front-end wrappers that are used by the consumer application: they 61 * prepare arguments for particular syscall and jump to the low level 62 * syscall() 63 */ 64 65 /* console */ 66 int ub_getc(void); 67 int ub_tstc(void); 68 void ub_putc(char); 69 void ub_puts(const char *); 70 71 /* system */ 72 void ub_reset(void) __dead2; 73 struct sys_info *ub_get_sys_info(void); 74 75 /* time */ 76 void ub_udelay(unsigned long); 77 unsigned long ub_get_timer(unsigned long); 78 79 /* env vars */ 80 char *ub_env_get(const char *); 81 void ub_env_set(const char *, char *); 82 const char *ub_env_enum(const char *); 83 84 /* devices */ 85 int ub_dev_enum(void); 86 int ub_dev_open(int); 87 int ub_dev_close(int); 88 int ub_dev_read(int, void *, lbasize_t, lbastart_t, lbasize_t *); 89 int ub_dev_send(int, void *, int); 90 int ub_dev_recv(int, void *, int, int *); 91 struct device_info *ub_dev_get(int); 92 93 void ub_dump_di(int); 94 void ub_dump_si(struct sys_info *); 95 char *ub_mem_type(int); 96 char *ub_stor_type(int); 97 98 #endif /* _API_GLUE_H_ */ 99