linux/arch/powerpc/include/asm/setup.h
Benjamin Herrenschmidt d3cbff1b5a powerpc: Put exception configuration in a common place
The various calls to establish exception endianness and AIL are
now done from a single point using already established CPU and FW
feature bits to decide what to do.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2016-07-21 18:56:31 +10:00

45 lines
1.3 KiB
C

#ifndef _ASM_POWERPC_SETUP_H
#define _ASM_POWERPC_SETUP_H
#include <uapi/asm/setup.h>
#ifndef __ASSEMBLY__
extern void ppc_printk_progress(char *s, unsigned short hex);
extern unsigned int rtas_data;
extern unsigned long long memory_limit;
extern unsigned long klimit;
extern void *zalloc_maybe_bootmem(size_t size, gfp_t mask);
struct device_node;
extern void note_scsi_host(struct device_node *, void *);
/* Used in very early kernel initialization. */
extern unsigned long reloc_offset(void);
extern unsigned long add_reloc_offset(unsigned long);
extern void reloc_got2(unsigned long);
#define PTRRELOC(x) ((typeof(x)) add_reloc_offset((unsigned long)(x)))
void check_for_initrd(void);
void initmem_init(void);
void setup_panic(void);
#define ARCH_PANIC_TIMEOUT 180
#ifdef CONFIG_PPC_PSERIES
extern void pseries_enable_reloc_on_exc(void);
extern void pseries_disable_reloc_on_exc(void);
extern void pseries_big_endian_exceptions(void);
extern void pseries_little_endian_exceptions(void);
#else
static inline void pseries_enable_reloc_on_exc(void) {}
static inline void pseries_disable_reloc_on_exc(void) {}
static inline void pseries_big_endian_exceptions(void) {}
static inline void pseries_little_endian_exceptions(void) {}
#endif /* CONFIG_PPC_PSERIES */
#endif /* !__ASSEMBLY__ */
#endif /* _ASM_POWERPC_SETUP_H */