amd_gart_64.c File Reference

#include <linux/types.h>
#include <linux/ctype.h>
#include <linux/agp_backend.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/string.h>
#include <linux/spinlock.h>
#include <linux/pci.h>
#include <linux/module.h>
#include <linux/topology.h>
#include <linux/interrupt.h>
#include <linux/bitmap.h>
#include <linux/kdebug.h>
#include <linux/scatterlist.h>
#include <linux/iommu-helper.h>
#include <linux/syscore_ops.h>
#include <linux/io.h>
#include <linux/gfp.h>
#include <linux/atomic.h>
#include <asm/mtrr.h>
#include <asm/pgtable.h>
#include <asm/proto.h>
#include <asm/iommu.h>
#include <asm/gart.h>
#include <asm/cacheflush.h>
#include <asm/swiotlb.h>
#include <asm/dma.h>
#include <asm/amd_nb.h>
#include <asm/x86_init.h>
#include <asm/iommu_table.h>

Go to the source code of this file.

Macros
#define	GPTE_VALID   1
#define	GPTE_COHERENT   2
#define	GPTE_ENCODE(x)   (((x) & 0xfffff000) | (((x) >> 32) << 4) | GPTE_VALID | GPTE_COHERENT)
#define	GPTE_DECODE(x)   (((x) & 0xfffff000) | (((u64)(x) & 0xff0) << 28))
#define	EMERGENCY_PAGES   32 /* = 128KB */
#define	AGPEXTERN
#define	GART_MAX_PHYS_ADDR   (1ULL << 40)

Functions
void	set_up_gart_resume (u32 aper_order, u32 aper_alloc)
int __init	gart_iommu_init (void)
void __init	gart_parse_options (char *p)
	IOMMU_INIT_POST (gart_iommu_hole_init)

Variables
AGPEXTERN int	agp_memory_reserved
AGPEXTERN __u32 *	agp_gatt_table

Macro Definition Documentation

#define AGPEXTERN

Definition at line 81 of file amd_gart_64.c.

#define EMERGENCY_PAGES   32 /* = 128KB */

Definition at line 76 of file amd_gart_64.c.

#define GART_MAX_PHYS_ADDR   (1ULL << 40)

Definition at line 85 of file amd_gart_64.c.

#define GPTE_COHERENT   2

Definition at line 71 of file amd_gart_64.c.

#define GPTE_DECODE

(

x

)

(((x) & 0xfffff000) | (((u64)(x) & 0xff0) << 28))

Definition at line 74 of file amd_gart_64.c.

#define GPTE_ENCODE

(

x

)

(((x) & 0xfffff000) | (((x) >> 32) << 4) | GPTE_VALID | GPTE_COHERENT)

Definition at line 72 of file amd_gart_64.c.

#define GPTE_VALID   1

Definition at line 70 of file amd_gart_64.c.

Function Documentation

int __init gart_iommu_init

(

void

)

Definition at line 733 of file amd_gart_64.c.

void __init gart_parse_options

(

char *

p

)

Definition at line 860 of file amd_gart_64.c.

IOMMU_INIT_POST

(

gart_iommu_hole_init

)

void set_up_gart_resume	(	u32	aper_order,
		u32	aper_alloc
	)

Definition at line 593 of file amd_gart_64.c.

Variable Documentation

AGPEXTERN __u32* agp_gatt_table

Definition at line 89 of file amd_gart_64.c.

AGPEXTERN int agp_memory_reserved

Definition at line 88 of file amd_gart_64.c.