Commit | Line | Data |
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007e8f51 DG |
1 | /* |
2 | * arch/powerpc/platforms/pseries/xics.h | |
1da177e4 LT |
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 | ||
007e8f51 DG |
12 | #ifndef _POWERPC_KERNEL_XICS_H |
13 | #define _POWERPC_KERNEL_XICS_H | |
1da177e4 LT |
14 | |
15 | #include <linux/cache.h> | |
16 | ||
b9e5b4e6 BH |
17 | extern void xics_init_IRQ(void); |
18 | extern void xics_setup_cpu(void); | |
19 | extern void xics_teardown_cpu(int secondary); | |
20 | extern void xics_cause_IPI(int cpu); | |
21 | extern void xics_request_IPIs(void); | |
22 | extern void xics_migrate_irqs_away(void); | |
1da177e4 LT |
23 | |
24 | /* first argument is ignored for now*/ | |
25 | void pSeriesLP_cppr_info(int n_cpu, u8 value); | |
26 | ||
27 | struct xics_ipi_struct { | |
28 | volatile unsigned long value; | |
29 | } ____cacheline_aligned; | |
30 | ||
31 | extern struct xics_ipi_struct xics_ipi_message[NR_CPUS] __cacheline_aligned; | |
32 | ||
b9e5b4e6 | 33 | struct irq_desc; |
0ebfff14 | 34 | extern void pseries_8259_cascade(unsigned int irq, struct irq_desc *desc, |
b9e5b4e6 BH |
35 | struct pt_regs *regs); |
36 | ||
007e8f51 | 37 | #endif /* _POWERPC_KERNEL_XICS_H */ |