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
47int syscall(int, int *, ...);
48extern void *syscall_ptr;
49
50int api_parse_cmdline_sig(int argc, char **argv, struct api_signature **sig);
51int 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 */
64int ub_getc(void);
65int ub_tstc(void);
66void ub_putc(char);
67void ub_puts(const char *);
68
69/* system */
70void ub_reset(void) __dead2;
71struct sys_info *ub_get_sys_info(void);
72
73/* time */
74void ub_udelay(unsigned long);
75unsigned long ub_get_timer(unsigned long);
76
77/* env vars */
78char *ub_env_get(const char *);
79void ub_env_set(const char *, char *);
80const char *ub_env_enum(const char *);
81
82/* devices */
83int ub_dev_enum(void);
84int ub_dev_open(int);
85int ub_dev_close(int);
86int ub_dev_read(int, void *, lbasize_t, lbastart_t, lbasize_t *);
87int ub_dev_send(int, void *, int);
88int ub_dev_recv(int, void *, int, int *);
89struct device_info *ub_dev_get(int);
90
91void ub_dump_di(int);
92void ub_dump_si(struct sys_info *);
93char *ub_mem_type(int);
94char *ub_stor_type(int);
95
96#endif /* _API_GLUE_H_ */
97