blob: 90031d1282e10959260305450cb39f73da3d8711 (
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
|
/*
* IPIC private definitions and structure.
*
* Maintainer: Kumar Gala <galak@kernel.crashing.org>
*
* Copyright 2005 Freescale Semiconductor, Inc
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __IPIC_H__
#define __IPIC_H__
#include <asm/ipic.h>
#define NR_IPIC_INTS 128
/* External IRQS */
#define IPIC_IRQ_EXT0 48
#define IPIC_IRQ_EXT1 17
#define IPIC_IRQ_EXT7 23
/* Default Priority Registers */
#define IPIC_PRIORITY_DEFAULT 0x05309770
/* System Global Interrupt Configuration Register */
#define SICFR_IPSA 0x00010000
#define SICFR_IPSB 0x00020000
#define SICFR_IPSC 0x00040000
#define SICFR_IPSD 0x00080000
#define SICFR_MPSA 0x00200000
#define SICFR_MPSB 0x00400000
/* System External Interrupt Mask Register */
#define SEMSR_SIRQ0 0x00008000
/* System Error Control Register */
#define SERCR_MCPR 0x00000001
struct ipic {
volatile u32 __iomem *regs;
/* The remapper for this IPIC */
struct irq_domain *irqhost;
};
struct ipic_info {
u8 ack; /* pending register offset from base if the irq
supports ack operation */
u8 mask; /* mask register offset from base */
u8 prio; /* priority register offset from base */
u8 force; /* force register offset from base */
u8 bit; /* register bit position (as per doc)
bit mask = 1 << (31 - bit) */
u8 prio_mask; /* priority mask value */
};
#endif /* __IPIC_H__ */
|
