1 #ifndef _xtboard_h_included_
2 #define _xtboard_h_included_
5 * THIS FILE IS GENERATED -- DO NOT MODIFY BY HAND
7 * xtboard.h -- Routines for getting useful information from the board.
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
13 * Copyright (C) 2002 Tensilica Inc.
17 #include <xtensa/xt2000.h>
19 #define XTBOARD_RTC_ERROR -1
20 #define XTBOARD_RTC_STOPPED -2
23 /* xt2000-i2cdev.c: */
24 typedef void XtboardDelayFunc( unsigned );
25 extern XtboardDelayFunc
* xtboard_set_nsdelay_func( XtboardDelayFunc
*delay_fn
);
26 extern int xtboard_i2c_read (unsigned id
, unsigned char *buf
, unsigned addr
, unsigned size
);
27 extern int xtboard_i2c_write(unsigned id
, unsigned char *buf
, unsigned addr
, unsigned size
);
28 extern int xtboard_i2c_wait_nvram_ack(unsigned id
, unsigned swtimer
);
31 extern int xtboard_nvram_read (unsigned addr
, unsigned len
, unsigned char *buf
);
32 extern int xtboard_nvram_write(unsigned addr
, unsigned len
, unsigned char *buf
);
33 extern int xtboard_nvram_binfo_read (xt2000_nvram_binfo
*buf
);
34 extern int xtboard_nvram_binfo_write(xt2000_nvram_binfo
*buf
);
35 extern int xtboard_nvram_binfo_valid(xt2000_nvram_binfo
*buf
);
36 extern int xtboard_ethermac_get(unsigned char *buf
);
37 extern int xtboard_ethermac_set(unsigned char *buf
);
39 /*+*----------------------------------------------------------------------------
40 / Function: xtboard_get_rtc_time
42 / Description: Get time stored in real-time clock.
44 / Returns: time in seconds stored in real-time clock.
45 /-**----------------------------------------------------------------------------*/
47 extern unsigned xtboard_get_rtc_time(void);
49 /*+*----------------------------------------------------------------------------
50 / Function: xtboard_set_rtc_time
52 / Description: Set time stored in real-time clock.
54 / Parameters: time -- time in seconds to store to real-time clock
56 / Returns: 0 on success, xtboard_i2c_write() error code otherwise.
57 /-**----------------------------------------------------------------------------*/
59 extern int xtboard_set_rtc_time(unsigned time
);
63 /*+*----------------------------------------------------------------------------
64 / Function: xtboard_measure_sys_clk
66 / Description: Get frequency of system clock.
70 / Returns: frequency of system clock.
71 /-**----------------------------------------------------------------------------*/
73 extern unsigned xtboard_measure_sys_clk(void);
76 #if 0 /* old stuff from xtboard.c: */
78 /*+*----------------------------------------------------------------------------
79 / Function: xtboard_nvram valid
81 / Description: Determines if data in NVRAM is valid.
83 / Parameters: delay -- 10us delay function
85 / Returns: 1 if NVRAM is valid, 0 otherwise
86 /-**----------------------------------------------------------------------------*/
88 extern unsigned xtboard_nvram_valid(void (*delay
)( void ));
90 /*+*----------------------------------------------------------------------------
91 / Function: xtboard_get_nvram_contents
93 / Description: Returns contents of NVRAM.
95 / Parameters: buf -- buffer to NVRAM contents.
96 / delay -- 10us delay function
98 / Returns: 1 if NVRAM is valid, 0 otherwise
99 /-**----------------------------------------------------------------------------*/
101 extern unsigned xtboard_get_nvram_contents(unsigned char *buf
, void (*delay
)( void ));
103 /*+*----------------------------------------------------------------------------
104 / Function: xtboard_get_ether_addr
106 / Description: Returns ethernet address of board.
108 / Parameters: buf -- buffer to store ethernet address
109 / delay -- 10us delay function
112 /-**----------------------------------------------------------------------------*/
114 extern void xtboard_get_ether_addr(unsigned char *buf
, void (*delay
)( void ));
119 #endif /*_xtboard_h_included_*/