tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright 2006 IBM Corporation.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
8 */
9
10#ifndef _PSERIES_PSERIES_H
11#define _PSERIES_PSERIES_H
12
13#include <linux/interrupt.h>
14#include <asm/rtas.h>
15
16struct device_node;
17
18extern void request_event_sources_irqs(struct device_node *np,
19 irq_handler_t handler, const char *name);
20
21#include <linux/of.h>
22
23struct pt_regs;
24
25extern int pSeries_system_reset_exception(struct pt_regs *regs);
26extern int pSeries_machine_check_exception(struct pt_regs *regs);
27
28#ifdef CONFIG_SMP
29extern void smp_init_pseries(void);
30#else
31static inline void smp_init_pseries(void) { };
32#endif
33
34extern void pseries_kexec_cpu_down(int crash_shutdown, int secondary);
35
36extern void pSeries_final_fixup(void);
37
38/* Poweron flag used for enabling auto ups restart */
39extern unsigned long rtas_poweron_auto;
40
41/* Provided by HVC VIO */
42extern void hvc_vio_init_early(void);
43
44/* Dynamic logical Partitioning/Mobility */
45extern void dlpar_free_cc_nodes(struct device_node *);
46extern void dlpar_free_cc_property(struct property *);
47extern struct device_node *dlpar_configure_connector(__be32,
48 struct device_node *);
49extern int dlpar_attach_node(struct device_node *, struct device_node *);
50extern int dlpar_detach_node(struct device_node *);
51extern int dlpar_acquire_drc(u32 drc_index);
52extern int dlpar_release_drc(u32 drc_index);
53
54void queue_hotplug_event(struct pseries_hp_errorlog *hp_errlog,
55 struct completion *hotplug_done, int *rc);
56#ifdef CONFIG_MEMORY_HOTPLUG
57int dlpar_memory(struct pseries_hp_errorlog *hp_elog);
58#else
59static inline int dlpar_memory(struct pseries_hp_errorlog *hp_elog)
60{
61 return -EOPNOTSUPP;
62}
63#endif
64
65#ifdef CONFIG_HOTPLUG_CPU
66int dlpar_cpu(struct pseries_hp_errorlog *hp_elog);
67#else
68static inline int dlpar_cpu(struct pseries_hp_errorlog *hp_elog)
69{
70 return -EOPNOTSUPP;
71}
72#endif
73
74/* PCI root bridge prepare function override for pseries */
75struct pci_host_bridge;
76int pseries_root_bridge_prepare(struct pci_host_bridge *bridge);
77
78extern struct pci_controller_ops pseries_pci_controller_ops;
79
80unsigned long pseries_memory_block_size(void);
81
82extern int CMO_PrPSP;
83extern int CMO_SecPSP;
84extern unsigned long CMO_PageSize;
85
86static inline int cmo_get_primary_psp(void)
87{
88 return CMO_PrPSP;
89}
90
91static inline int cmo_get_secondary_psp(void)
92{
93 return CMO_SecPSP;
94}
95
96static inline unsigned long cmo_get_page_size(void)
97{
98 return CMO_PageSize;
99}
100
101int dlpar_workqueue_init(void);
102
103#endif /* _PSERIES_PSERIES_H */