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1#ifndef _xtboard_h_included_
2#define _xtboard_h_included_
3
4/*
5 * THIS FILE IS GENERATED -- DO NOT MODIFY BY HAND
6 *
7 * xtboard.h -- Routines for getting useful information from the board.
8 *
9 * This file is subject to the terms and conditions of the GNU General Public
10 * License. See the file "COPYING" in the main directory of this archive
11 * for more details.
12 *
13 * Copyright (C) 2002 Tensilica Inc.
14 */
15
16
17#include <xtensa/xt2000.h>
18
19#define XTBOARD_RTC_ERROR -1
20#define XTBOARD_RTC_STOPPED -2
21
22
23/* xt2000-i2cdev.c: */
24typedef void XtboardDelayFunc( unsigned );
25extern XtboardDelayFunc* xtboard_set_nsdelay_func( XtboardDelayFunc *delay_fn );
26extern int xtboard_i2c_read (unsigned id, unsigned char *buf, unsigned addr, unsigned size);
27extern int xtboard_i2c_write(unsigned id, unsigned char *buf, unsigned addr, unsigned size);
28extern int xtboard_i2c_wait_nvram_ack(unsigned id, unsigned swtimer);
29
30/* xtboard.c: */
31extern int xtboard_nvram_read (unsigned addr, unsigned len, unsigned char *buf);
32extern int xtboard_nvram_write(unsigned addr, unsigned len, unsigned char *buf);
33extern int xtboard_nvram_binfo_read (xt2000_nvram_binfo *buf);
34extern int xtboard_nvram_binfo_write(xt2000_nvram_binfo *buf);
35extern int xtboard_nvram_binfo_valid(xt2000_nvram_binfo *buf);
36extern int xtboard_ethermac_get(unsigned char *buf);
37extern int xtboard_ethermac_set(unsigned char *buf);
38
39/*+*----------------------------------------------------------------------------
40/ Function: xtboard_get_rtc_time
41/
42/ Description: Get time stored in real-time clock.
43/
44/ Returns: time in seconds stored in real-time clock.
45/-**----------------------------------------------------------------------------*/
46
47extern unsigned xtboard_get_rtc_time(void);
48
49/*+*----------------------------------------------------------------------------
50/ Function: xtboard_set_rtc_time
51/
52/ Description: Set time stored in real-time clock.
53/
54/ Parameters: time -- time in seconds to store to real-time clock
55/
56/ Returns: 0 on success, xtboard_i2c_write() error code otherwise.
57/-**----------------------------------------------------------------------------*/
58
59extern int xtboard_set_rtc_time(unsigned time);
60
61
62/* xtfreq.c: */
63/*+*----------------------------------------------------------------------------
64/ Function: xtboard_measure_sys_clk
65/
66/ Description: Get frequency of system clock.
67/
68/ Parameters: none
69/
70/ Returns: frequency of system clock.
71/-**----------------------------------------------------------------------------*/
72
73extern unsigned xtboard_measure_sys_clk(void);
74
75
76#if 0 /* old stuff from xtboard.c: */
77
78/*+*----------------------------------------------------------------------------
79/ Function: xtboard_nvram valid
80/
81/ Description: Determines if data in NVRAM is valid.
82/
83/ Parameters: delay -- 10us delay function
84/
85/ Returns: 1 if NVRAM is valid, 0 otherwise
86/-**----------------------------------------------------------------------------*/
87
88extern unsigned xtboard_nvram_valid(void (*delay)( void ));
89
90/*+*----------------------------------------------------------------------------
91/ Function: xtboard_get_nvram_contents
92/
93/ Description: Returns contents of NVRAM.
94/
95/ Parameters: buf -- buffer to NVRAM contents.
96/ delay -- 10us delay function
97/
98/ Returns: 1 if NVRAM is valid, 0 otherwise
99/-**----------------------------------------------------------------------------*/
100
101extern unsigned xtboard_get_nvram_contents(unsigned char *buf, void (*delay)( void ));
102
103/*+*----------------------------------------------------------------------------
104/ Function: xtboard_get_ether_addr
105/
106/ Description: Returns ethernet address of board.
107/
108/ Parameters: buf -- buffer to store ethernet address
109/ delay -- 10us delay function
110/
111/ Returns: nothing.
112/-**----------------------------------------------------------------------------*/
113
114extern void xtboard_get_ether_addr(unsigned char *buf, void (*delay)( void ));
115
116#endif /*0*/
117
118
119#endif /*_xtboard_h_included_*/
120