mm.c File Reference

#include <linux/kernel.h>
#include <linux/export.h>
#include <linux/memblock.h>
#include <linux/slab.h>
#include <asm/cell-regs.h>
#include <asm/firmware.h>
#include <asm/prom.h>
#include <asm/udbg.h>
#include <asm/lv1call.h>
#include <asm/setup.h>
#include "platform.h"

Go to the source code of this file.

Data Structures
struct	mem_region
struct	map
struct	dma_chunk

Macros
#define	DBG   pr_devel
#define	debug_dump_map(x)   _debug_dump_map(x, __func__, __LINE__)
#define	dma_dump_region(_a)   _dma_dump_region(_a, __func__, __LINE__)
#define	dma_dump_chunk(_a)   _dma_dump_chunk(_a, __func__, __LINE__)

Enumerations
enum	{ USE_DYNAMIC_DMA = 0 }
enum	{ PAGE_SHIFT_4K = 12U, PAGE_SHIFT_64K = 16U, PAGE_SHIFT_16M = 24U }
enum	{ ALLOCATE_MEMORY_TRY_ALT_UNIT = 0X04, ALLOCATE_MEMORY_ADDR_ZERO = 0X08 }
enum	{ HTAB_SIZE_MAX = 20U, HTAB_SIZE_MIN = 18U }

Functions
unsigned long	ps3_mm_phys_to_lpar (unsigned long phys_addr)
	EXPORT_SYMBOL (ps3_mm_phys_to_lpar)
void __init	ps3_mm_vas_create (unsigned long *htab_size)
void	ps3_mm_vas_destroy (void)
int	ps3_dma_region_init (struct ps3_system_bus_device *dev, struct ps3_dma_region *r, enum ps3_dma_page_size page_size, enum ps3_dma_region_type region_type, void *addr, unsigned long len)
	EXPORT_SYMBOL (ps3_dma_region_init)
int	ps3_dma_region_create (struct ps3_dma_region *r)
	EXPORT_SYMBOL (ps3_dma_region_create)
int	ps3_dma_region_free (struct ps3_dma_region *r)
	EXPORT_SYMBOL (ps3_dma_region_free)
int	ps3_dma_map (struct ps3_dma_region *r, unsigned long virt_addr, unsigned long len, dma_addr_t *bus_addr, u64 iopte_flag)
int	ps3_dma_unmap (struct ps3_dma_region *r, dma_addr_t bus_addr, unsigned long len)
void __init	ps3_mm_init (void)
void	ps3_mm_shutdown (void)

Macro Definition Documentation

#define DBG   pr_devel

Definition at line 38 of file mm.c.

#define debug_dump_map

(

x

)

_debug_dump_map(x, __func__, __LINE__)

Definition at line 117 of file mm.c.

#define dma_dump_chunk

(

_a

)

_dma_dump_chunk(_a, __func__, __LINE__)

Definition at line 381 of file mm.c.

#define dma_dump_region

(

_a

)

_dma_dump_region(_a, __func__, __LINE__)

Definition at line 346 of file mm.c.

Enumeration Type Documentation

anonymous enum

Enumerator:

USE_DYNAMIC_DMA

Definition at line 41 of file mm.c.

anonymous enum

Enumerator:

PAGE_SHIFT_4K
PAGE_SHIFT_64K
PAGE_SHIFT_16M

Definition at line 49 of file mm.c.

anonymous enum

Enumerator:

ALLOCATE_MEMORY_TRY_ALT_UNIT
ALLOCATE_MEMORY_ADDR_ZERO

Definition at line 60 of file mm.c.

anonymous enum

Enumerator:

HTAB_SIZE_MAX
HTAB_SIZE_MIN

Definition at line 67 of file mm.c.

Function Documentation

EXPORT_SYMBOL

(

ps3_mm_phys_to_lpar

)

EXPORT_SYMBOL

(

ps3_dma_region_init

)

EXPORT_SYMBOL

(

ps3_dma_region_create

)

EXPORT_SYMBOL

(

ps3_dma_region_free

)

int ps3_dma_map	(	struct ps3_dma_region *	r,
		unsigned long	virt_addr,
		unsigned long	len,
		dma_addr_t *	bus_addr,
		u64	iopte_flag
	)

Definition at line 1170 of file mm.c.

int ps3_dma_region_create

(

struct ps3_dma_region *

r

)

Definition at line 1152 of file mm.c.

int ps3_dma_region_free

(

struct ps3_dma_region *

r

)

Definition at line 1161 of file mm.c.

int ps3_dma_region_init	(	struct ps3_system_bus_device *	dev,
		struct ps3_dma_region *	r,
		enum ps3_dma_page_size	page_size,
		enum ps3_dma_region_type	region_type,
		void *	addr,
		unsigned long	len
	)

Definition at line 1119 of file mm.c.

int ps3_dma_unmap	(	struct ps3_dma_region *	r,
		dma_addr_t	bus_addr,
		unsigned long	len
	)

Definition at line 1177 of file mm.c.

void __init ps3_mm_init

(

void

)

ps3_mm_init - initialize the address space state variables

Definition at line 1191 of file mm.c.

unsigned long ps3_mm_phys_to_lpar

(

unsigned long

phys_addr

)

ps3_mm_phys_to_lpar - translate a linux physical address to lpar address : linux physical address

Definition at line 137 of file mm.c.

void ps3_mm_shutdown

(

void

)

ps3_mm_shutdown - final cleanup of address space

Definition at line 1235 of file mm.c.

void __init ps3_mm_vas_create

(

unsigned long *

htab_size

)

ps3_mm_vas_create - create the virtual address space

Definition at line 150 of file mm.c.

void ps3_mm_vas_destroy

(

void

)

ps3_mm_vas_destroy -

Definition at line 211 of file mm.c.