iommu.c File Reference

#include <linux/memblock.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/pci.h>
#include <asm/iommu.h>
#include <asm/machdep.h>
#include <asm/firmware.h>

Go to the source code of this file.

Macros
#define	IOBMAP_PAGE_SHIFT   12
#define	IOBMAP_PAGE_SIZE   (1 << IOBMAP_PAGE_SHIFT)
#define	IOBMAP_PAGE_MASK   (IOBMAP_PAGE_SIZE - 1)
#define	IOB_BASE   0xe0000000
#define	IOB_SIZE   0x3000
#define	IOBCAP_REG   0x40
#define	IOBCOM_REG   0x100
#define	IOBCOM_ATEN   0x00000100
#define	IOB_AD_REG   0x14c
#define	IOB_AD_VGPRT   0x00000e00
#define	IOB_AD_VGAEN   0x00000100
#define	IOB_AD_MPSEL_MASK   0x00000030
#define	IOB_AD_MPSEL_B38   0x00000000
#define	IOB_AD_MPSEL_B40   0x00000010
#define	IOB_AD_MPSEL_B42   0x00000020
#define	IOB_AD_TRNG_MASK   0x00000003
#define	IOB_AD_TRNG_256M   0x00000000
#define	IOB_AD_TRNG_2G   0x00000001
#define	IOB_AD_TRNG_128G   0x00000003
#define	IOB_TABLEBASE_REG   0x154
#define	IOB_XLT_L1_REGBASE   0x2b00
#define	IOB_AT_INVAL_TLB_REG   0x2d00
#define	IOBMAP_L1E_V   0x40000000
#define	IOBMAP_L1E_V_B   0x80000000
#define	IOBMAP_L1E_BIG_CACHED   0x00000002
#define	IOBMAP_L1E_BIG_PRIORITY   0x00000001
#define	IOBMAP_L2E_V   0x80000000
#define	IOBMAP_L2E_V_CACHED   0xc0000000

Functions
int __init	iob_init (struct device_node *dn)
void __init	iommu_init_early_pasemi (void)
void __init	alloc_iobmap_l2 (void)

Macro Definition Documentation

#define IOB_AD_MPSEL_B38   0x00000000

Definition at line 49 of file iommu.c.

#define IOB_AD_MPSEL_B40   0x00000010

Definition at line 50 of file iommu.c.

#define IOB_AD_MPSEL_B42   0x00000020

Definition at line 51 of file iommu.c.

#define IOB_AD_MPSEL_MASK   0x00000030

Definition at line 48 of file iommu.c.

#define IOB_AD_REG   0x14c

Definition at line 43 of file iommu.c.

#define IOB_AD_TRNG_128G   0x00000003

Definition at line 56 of file iommu.c.

#define IOB_AD_TRNG_256M   0x00000000

Definition at line 54 of file iommu.c.

#define IOB_AD_TRNG_2G   0x00000001

Definition at line 55 of file iommu.c.

#define IOB_AD_TRNG_MASK   0x00000003

Definition at line 53 of file iommu.c.

#define IOB_AD_VGAEN   0x00000100

Definition at line 46 of file iommu.c.

#define IOB_AD_VGPRT   0x00000e00

Definition at line 45 of file iommu.c.

#define IOB_AT_INVAL_TLB_REG   0x2d00

Definition at line 64 of file iommu.c.

#define IOB_BASE   0xe0000000

Definition at line 34 of file iommu.c.

#define IOB_SIZE   0x3000

Definition at line 35 of file iommu.c.

#define IOB_TABLEBASE_REG   0x154

Definition at line 58 of file iommu.c.

#define IOB_XLT_L1_REGBASE   0x2b00

Definition at line 61 of file iommu.c.

#define IOBCAP_REG   0x40

Definition at line 37 of file iommu.c.

#define IOBCOM_ATEN   0x00000100

Definition at line 40 of file iommu.c.

#define IOBCOM_REG   0x100

Definition at line 38 of file iommu.c.

#define IOBMAP_L1E_BIG_CACHED   0x00000002

Definition at line 71 of file iommu.c.

#define IOBMAP_L1E_BIG_PRIORITY   0x00000001

Definition at line 72 of file iommu.c.

#define IOBMAP_L1E_V   0x40000000

Definition at line 67 of file iommu.c.

#define IOBMAP_L1E_V_B   0x80000000

Definition at line 68 of file iommu.c.

#define IOBMAP_L2E_V   0x80000000

Definition at line 75 of file iommu.c.

#define IOBMAP_L2E_V_CACHED   0xc0000000

Definition at line 76 of file iommu.c.

#define IOBMAP_PAGE_MASK   (IOBMAP_PAGE_SIZE - 1)

Definition at line 32 of file iommu.c.

#define IOBMAP_PAGE_SHIFT   12

Definition at line 30 of file iommu.c.

#define IOBMAP_PAGE_SIZE   (1 << IOBMAP_PAGE_SHIFT)

Definition at line 31 of file iommu.c.

Function Documentation

void __init alloc_iobmap_l2

(

void

)

Definition at line 255 of file iommu.c.

int __init iob_init

(

struct device_node *

dn

)

Definition at line 187 of file iommu.c.

void __init iommu_init_early_pasemi

(

void

)

Definition at line 233 of file iommu.c.