summaryrefslogtreecommitdiff
path: root/arch/xtensa/kernel/xtensa_ksyms.c
blob: 24cf6972eacea605f34c2386b308680bb724be35 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/*
 * arch/xtensa/kernel/xtensa_ksyms.c
 *
 * Export Xtensa-specific functions for loadable modules.
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2001 - 2005  Tensilica Inc.
 *
 * Joe Taylor <joe@tensilica.com>
 */

#include <linux/module.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
#include <asm/irq.h>
#include <linux/in6.h>

#include <linux/uaccess.h>
#include <asm/cacheflush.h>
#include <asm/checksum.h>
#include <asm/dma.h>
#include <asm/io.h>
#include <asm/page.h>
#include <asm/pgalloc.h>
#include <asm/ftrace.h>
#ifdef CONFIG_BLK_DEV_FD
#include <asm/floppy.h>
#endif
#ifdef CONFIG_NET
#include <net/checksum.h>
#endif /* CONFIG_NET */


/*
 * String functions
 */
EXPORT_SYMBOL(memset);
EXPORT_SYMBOL(memcpy);
EXPORT_SYMBOL(memmove);
EXPORT_SYMBOL(__memset);
EXPORT_SYMBOL(__memcpy);
EXPORT_SYMBOL(__memmove);
#ifndef CONFIG_GENERIC_STRNCPY_FROM_USER
EXPORT_SYMBOL(__strncpy_user);
#endif
EXPORT_SYMBOL(clear_page);
EXPORT_SYMBOL(copy_page);

EXPORT_SYMBOL(empty_zero_page);

/*
 * gcc internal math functions
 */
extern long long __ashrdi3(long long, int);
extern long long __ashldi3(long long, int);
extern long long __lshrdi3(long long, int);
extern int __divsi3(int, int);
extern int __modsi3(int, int);
extern long long __muldi3(long long, long long);
extern int __mulsi3(int, int);
extern unsigned int __udivsi3(unsigned int, unsigned int);
extern unsigned int __umodsi3(unsigned int, unsigned int);
extern unsigned long long __umoddi3(unsigned long long, unsigned long long);
extern unsigned long long __udivdi3(unsigned long long, unsigned long long);
extern int __ucmpdi2(int, int);

EXPORT_SYMBOL(__ashldi3);
EXPORT_SYMBOL(__ashrdi3);
EXPORT_SYMBOL(__lshrdi3);
EXPORT_SYMBOL(__divsi3);
EXPORT_SYMBOL(__modsi3);
EXPORT_SYMBOL(__muldi3);
EXPORT_SYMBOL(__mulsi3);
EXPORT_SYMBOL(__udivsi3);
EXPORT_SYMBOL(__umodsi3);
EXPORT_SYMBOL(__udivdi3);
EXPORT_SYMBOL(__umoddi3);
EXPORT_SYMBOL(__ucmpdi2);

void __xtensa_libgcc_window_spill(void)
{
	BUG();
}
EXPORT_SYMBOL(__xtensa_libgcc_window_spill);

unsigned int __sync_fetch_and_and_4(volatile void *p, unsigned int v)
{
	BUG();
}
EXPORT_SYMBOL(__sync_fetch_and_and_4);

unsigned int __sync_fetch_and_or_4(volatile void *p, unsigned int v)
{
	BUG();
}
EXPORT_SYMBOL(__sync_fetch_and_or_4);

/*
 * Networking support
 */
EXPORT_SYMBOL(csum_partial);
EXPORT_SYMBOL(csum_partial_copy_generic);

/*
 * Architecture-specific symbols
 */
EXPORT_SYMBOL(__xtensa_copy_user);
EXPORT_SYMBOL(__invalidate_icache_range);

/*
 * Kernel hacking ...
 */

#if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_DUMMY_CONSOLE)
// FIXME EXPORT_SYMBOL(screen_info);
#endif

extern long common_exception_return;
EXPORT_SYMBOL(common_exception_return);

#ifdef CONFIG_FUNCTION_TRACER
EXPORT_SYMBOL(_mcount);
#endif

EXPORT_SYMBOL(__invalidate_dcache_range);
#if XCHAL_DCACHE_IS_WRITEBACK
EXPORT_SYMBOL(__flush_dcache_range);
#endif