sh: Initial ELF FDPIC support.
[deliverable/linux.git] / include / asm-sh / snapgear.h
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1da177e4 1/*
58862699 2 * include/asm-sh/snapgear.h
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3 *
4 * Modified version of io_se.h for the snapgear-specific functions.
5 *
6 * May be copied or modified under the terms of the GNU General Public
7 * License. See linux/COPYING for more information.
8 *
9 * IO functions for a SnapGear
10 */
11
12#ifndef _ASM_SH_IO_SNAPGEAR_H
13#define _ASM_SH_IO_SNAPGEAR_H
14
15#if defined(CONFIG_CPU_SH4)
16/*
17 * The external interrupt lines, these take up ints 0 - 15 inclusive
18 * depending on the priority for the interrupt. In fact the priority
19 * is the interrupt :-)
20 */
21
d59645d6 22#define IRL0_IRQ 2
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23#define IRL0_PRIORITY 13
24
d59645d6 25#define IRL1_IRQ 5
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26#define IRL1_PRIORITY 10
27
d59645d6 28#define IRL2_IRQ 8
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29#define IRL2_PRIORITY 7
30
d59645d6 31#define IRL3_IRQ 11
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32#define IRL3_PRIORITY 4
33#endif
34
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35#define __IO_PREFIX snapgear
36#include <asm/io_generic.h>
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37
38#ifdef CONFIG_SH_SECUREEDGE5410
39/*
40 * We need to remember what was written to the ioport as some bits
41 * are shared with other functions and you cannot read back what was
42 * written :-|
43 *
44 * Bit Read Write
45 * -----------------------------------------------
46 * D0 DCD on ttySC1 power
47 * D1 Reset Switch heatbeat
48 * D2 ttySC0 CTS (7100) LAN
49 * D3 - WAN
50 * D4 ttySC0 DCD (7100) CONSOLE
51 * D5 - ONLINE
52 * D6 - VPN
53 * D7 - DTR on ttySC1
54 * D8 - ttySC0 RTS (7100)
55 * D9 - ttySC0 DTR (7100)
56 * D10 - RTC SCLK
57 * D11 RTC DATA RTC DATA
58 * D12 - RTS RESET
59 */
60
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61#define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000)
62extern unsigned short secureedge5410_ioport;
1da177e4 63
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64#define SECUREEDGE_WRITE_IOPORT(val, mask) (*SECUREEDGE_IOPORT_ADDR = \
65 (secureedge5410_ioport = \
66 ((secureedge5410_ioport & ~(mask)) | ((val) & (mask)))))
67#define SECUREEDGE_READ_IOPORT() \
68 ((*SECUREEDGE_IOPORT_ADDR&0x0817) | (secureedge5410_ioport&~0x0817))
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69#endif
70
71#endif /* _ASM_SH_IO_SNAPGEAR_H */
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