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#ifndef _PPC64_KEXEC_H
#define _PPC64_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.
*/
/* Maximum physical address we can use pages from */
/* XXX: since we copy virt we can use any page we allocate */
#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
/* Maximum address we can reach in physical address mode */
/* XXX: I want to allow initrd in highmem. otherwise set to rmo on lpar */
#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)
/* Maximum address we can use for the control code buffer */
/* XXX: unused today, ppc32 uses TASK_SIZE, probably left over from use_mm */
#define KEXEC_CONTROL_MEMORY_LIMIT (-1UL)
/* XXX: today we don't use this at all, althogh we have a static stack */
#define KEXEC_CONTROL_CODE_SIZE 4096
/* The native architecture */
#define KEXEC_ARCH KEXEC_ARCH_PPC64
#define MAX_NOTE_BYTES 1024
#ifndef __ASSEMBLY__
typedef u32 note_buf_t[MAX_NOTE_BYTES/4];
extern note_buf_t crash_notes[];
extern void kexec_smp_wait(void); /* get and clear naca physid, wait for
master to copy new code to 0 */
#endif /* __ASSEMBLY__ */
#endif /* _PPC_KEXEC_H */
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