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1da177e4 LT |
1 | /* |
2 | * arch/ppc64/kernel/xics.h | |
3 | * | |
4 | * Copyright 2000 IBM Corporation. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version | |
9 | * 2 of the License, or (at your option) any later version. | |
10 | */ | |
11 | ||
12 | #ifndef _PPC64_KERNEL_XICS_H | |
13 | #define _PPC64_KERNEL_XICS_H | |
14 | ||
15 | #include <linux/cache.h> | |
16 | ||
17 | void xics_init_IRQ(void); | |
18 | int xics_get_irq(struct pt_regs *); | |
19 | void xics_setup_cpu(void); | |
6d22d85a | 20 | void xics_teardown_cpu(int secondary); |
1da177e4 LT |
21 | void xics_cause_IPI(int cpu); |
22 | void xics_request_IPIs(void); | |
23 | void xics_migrate_irqs_away(void); | |
24 | ||
25 | /* first argument is ignored for now*/ | |
26 | void pSeriesLP_cppr_info(int n_cpu, u8 value); | |
27 | ||
28 | struct xics_ipi_struct { | |
29 | volatile unsigned long value; | |
30 | } ____cacheline_aligned; | |
31 | ||
32 | extern struct xics_ipi_struct xics_ipi_message[NR_CPUS] __cacheline_aligned; | |
33 | ||
1da177e4 | 34 | #endif /* _PPC64_KERNEL_XICS_H */ |