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1da177e4 | 1 | /* |
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2 | * IPIC private definitions and structure. |
3 | * | |
4c8d3d99 | 4 | * Maintainer: Kumar Gala <galak@kernel.crashing.org> |
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5 | * |
6 | * Copyright 2005 Freescale Semiconductor, Inc | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2 of the License, or (at your | |
11 | * option) any later version. | |
12 | */ | |
13 | #ifndef __IPIC_H__ | |
14 | #define __IPIC_H__ | |
15 | ||
16 | #include <asm/ipic.h> | |
17 | ||
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18 | #define NR_IPIC_INTS 128 |
19 | ||
20 | /* External IRQS */ | |
21 | #define IPIC_IRQ_EXT0 48 | |
22 | #define IPIC_IRQ_EXT1 17 | |
23 | #define IPIC_IRQ_EXT7 23 | |
24 | ||
25 | /* Default Priority Registers */ | |
f03ca957 | 26 | #define IPIC_PRIORITY_DEFAULT 0x05309770 |
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27 | |
28 | /* System Global Interrupt Configuration Register */ | |
29 | #define SICFR_IPSA 0x00010000 | |
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30 | #define SICFR_IPSB 0x00020000 |
31 | #define SICFR_IPSC 0x00040000 | |
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32 | #define SICFR_IPSD 0x00080000 |
33 | #define SICFR_MPSA 0x00200000 | |
34 | #define SICFR_MPSB 0x00400000 | |
35 | ||
36 | /* System External Interrupt Mask Register */ | |
37 | #define SEMSR_SIRQ0 0x00008000 | |
38 | ||
39 | /* System Error Control Register */ | |
40 | #define SERCR_MCPR 0x00000001 | |
41 | ||
42 | struct ipic { | |
43 | volatile u32 __iomem *regs; | |
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44 | |
45 | /* The remapper for this IPIC */ | |
bae1d8f1 | 46 | struct irq_domain *irqhost; |
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47 | }; |
48 | ||
49 | struct ipic_info { | |
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50 | u8 ack; /* pending register offset from base if the irq |
51 | supports ack operation */ | |
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52 | u8 mask; /* mask register offset from base */ |
53 | u8 prio; /* priority register offset from base */ | |
54 | u8 force; /* force register offset from base */ | |
55 | u8 bit; /* register bit position (as per doc) | |
56 | bit mask = 1 << (31 - bit) */ | |
57 | u8 prio_mask; /* priority mask value */ | |
58 | }; | |
59 | ||
60 | #endif /* __IPIC_H__ */ |