[deliverable/linux.git] / include / asm-ppc64 / imalloc.h

#ifndef _PPC64_IMALLOC_H
#define _PPC64_IMALLOC_H

/*
 * Define the address range of the imalloc VM area.
 */
#define PHBS_IO_BASE  	  VMALLOC_END
#define IMALLOC_BASE      (PHBS_IO_BASE + 0x80000000ul)	/* Reserve 2 gigs for PHBs */
#define IMALLOC_END       (VMALLOC_START + EADDR_MASK)


/* imalloc region types */
#define IM_REGION_UNUSED	0x1
#define IM_REGION_SUBSET	0x2
#define IM_REGION_EXISTS	0x4
#define IM_REGION_OVERLAP	0x8
#define IM_REGION_SUPERSET	0x10

extern struct vm_struct * im_get_free_area(unsigned long size);
extern struct vm_struct * im_get_area(unsigned long v_addr, unsigned long size,
				      int region_type);
extern void im_free(void *addr);

extern unsigned long ioremap_bot;

#endif /* _PPC64_IMALLOC_H */
Commit	Line	Data
1f8d419e DG	1	#ifndef _PPC64_IMALLOC_H
	2	#define _PPC64_IMALLOC_H
	3
	4	/*
	5	* Define the address range of the imalloc VM area.
	6	*/
20cee16c DG	7	#define PHBS_IO_BASE VMALLOC_END
	8	#define IMALLOC_BASE (PHBS_IO_BASE + 0x80000000ul) /* Reserve 2 gigs for PHBs */
	9	#define IMALLOC_END (VMALLOC_START + EADDR_MASK)
1f8d419e DG	10
	11
	12	/* imalloc region types */
	13	#define IM_REGION_UNUSED 0x1
	14	#define IM_REGION_SUBSET 0x2
	15	#define IM_REGION_EXISTS 0x4
	16	#define IM_REGION_OVERLAP 0x8
	17	#define IM_REGION_SUPERSET 0x10
	18
	19	extern struct vm_struct * im_get_free_area(unsigned long size);
	20	extern struct vm_struct * im_get_area(unsigned long v_addr, unsigned long size,
20cee16c DG	21	int region_type);
	22	extern void im_free(void *addr);
	23
	24	extern unsigned long ioremap_bot;
1f8d419e DG	25
1f8d419e DG	26	#endif /* _PPC64_IMALLOC_H */