1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _POWERNV_H
3 #define _POWERNV_H
4
5 /*
6 * There's various hacks scattered throughout the generic powerpc arch code
7 * that needs to call into powernv platform stuff. The prototypes for those
8 * functions are in asm/powernv.h
9 */
10 #include <asm/powernv.h>
11
12 #ifdef CONFIG_SMP
13 extern void pnv_smp_init(void);
14 #else
15 static inline void pnv_smp_init(void) { }
16 #endif
17
18 extern void pnv_platform_error_reboot(struct pt_regs *regs, const char *msg) __noreturn;
19
20 struct pci_dev;
21
22 #ifdef CONFIG_PCI
23 extern void pnv_pci_init(void);
24 extern void pnv_pci_shutdown(void);
25 #else
26 static inline void pnv_pci_init(void) { }
27 static inline void pnv_pci_shutdown(void) { }
28 #endif
29
30 extern u32 pnv_get_supported_cpuidle_states(void);
31
32 extern void pnv_lpc_init(void);
33
34 extern void opal_handle_events(void);
35 extern bool opal_have_pending_events(void);
36 extern void opal_event_shutdown(void);
37
38 bool cpu_core_split_required(void);
39
40 struct memcons;
41 ssize_t memcons_copy(struct memcons *mc, char *to, loff_t pos, size_t count);
42 u32 __init memcons_get_size(struct memcons *mc);
43 struct memcons *__init memcons_init(struct device_node *node, const char *mc_prop_name);
44
45 void pnv_rng_init(void);
46
47 #endif /* _POWERNV_H */
48
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.