blob: 9dfe59f6fcb5c01a6ac2bc20ef6da871c31c04c9 (
plain) (
tree)
|
|
#ifndef _SH_KEXEC_H
#define _SH_KEXEC_H
/*
* KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return.
* I.e. Maximum page that is mapped directly into kernel memory,
* and kmap is not required.
*
* Someone correct me if FIXADDR_START - PAGEOFFSET is not the correct
* calculation for the amount of memory directly mappable into the
* kernel memory space.
*/
/* Maximum physical address we can use pages from */
#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
/* Maximum address we can reach in physical address mode */
#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)
/* Maximum address we can use for the control code buffer */
#define KEXEC_CONTROL_MEMORY_LIMIT TASK_SIZE
#define KEXEC_CONTROL_CODE_SIZE 4096
/* The native architecture */
#define KEXEC_ARCH KEXEC_ARCH_SH
#ifndef __ASSEMBLY__
extern void machine_shutdown(void);
extern void *crash_notes;
#endif /* __ASSEMBLY__ */
#endif /* _SH_KEXEC_H */
|
