#include <linux/err.h>
#include <linux/device.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/clk.h>
#include <linux/irq.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/scatterlist.h>
#include <linux/dma-mapping.h>
#include <linux/delay.h>
#include <linux/crypto.h>
#include <linux/cryptohash.h>
#include <crypto/scatterwalk.h>
#include <crypto/algapi.h>
#include <crypto/sha.h>
#include <crypto/hash.h>
#include <crypto/internal/hash.h>
#include <plat/cpu.h>
#include <plat/dma.h>
#include <mach/irqs.h>

Data Structures
struct	omap_sham_reqctx

struct	omap_sham_hmac_ctx

struct	omap_sham_ctx

struct	omap_sham_dev

struct	omap_sham_drv

Macros
#define	pr_fmt(fmt) "%s: " fmt, __func__

#define	SHA_REG_DIGEST(x) (0x00 + ((x) * 0x04))

#define	SHA_REG_DIN(x) (0x1C + ((x) * 0x04))

#define	SHA1_MD5_BLOCK_SIZE SHA1_BLOCK_SIZE

#define	MD5_DIGEST_SIZE 16

#define	SHA_REG_DIGCNT 0x14

#define	SHA_REG_CTRL 0x18

#define	SHA_REG_CTRL_LENGTH (0xFFFFFFFF << 5)

#define	SHA_REG_CTRL_CLOSE_HASH (1 << 4)

#define	SHA_REG_CTRL_ALGO_CONST (1 << 3)

#define	SHA_REG_CTRL_ALGO (1 << 2)

#define	SHA_REG_CTRL_INPUT_READY (1 << 1)

#define	SHA_REG_CTRL_OUTPUT_READY (1 << 0)

#define	SHA_REG_REV 0x5C

#define	SHA_REG_REV_MAJOR 0xF0

#define	SHA_REG_REV_MINOR 0x0F

#define	SHA_REG_MASK 0x60

#define	SHA_REG_MASK_DMA_EN (1 << 3)

#define	SHA_REG_MASK_IT_EN (1 << 2)

#define	SHA_REG_MASK_SOFTRESET (1 << 1)

#define	SHA_REG_AUTOIDLE (1 << 0)

#define	SHA_REG_SYSSTATUS 0x64

#define	SHA_REG_SYSSTATUS_RESETDONE (1 << 0)

#define	DEFAULT_TIMEOUT_INTERVAL HZ

#define	FLAGS_BUSY 0

#define	FLAGS_FINAL 1

#define	FLAGS_DMA_ACTIVE 2

#define	FLAGS_OUTPUT_READY 3

#define	FLAGS_INIT 4

#define	FLAGS_CPU 5

#define	FLAGS_DMA_READY 6

#define	FLAGS_FINUP 16

#define	FLAGS_SG 17

#define	FLAGS_SHA1 18

#define	FLAGS_HMAC 19

#define	FLAGS_ERROR 20

#define	OP_UPDATE 1

#define	OP_FINAL 2

#define	OMAP_ALIGN_MASK (sizeof(u32)-1)

#define	OMAP_ALIGNED __attribute__((aligned(sizeof(u32))))

#define	BUFLEN PAGE_SIZE

#define	OMAP_SHAM_QUEUE_LENGTH 1

#define	SG_AA(sg) (IS_ALIGNED(sg->offset, sizeof(u32)))

#define	SG_SA(sg) (IS_ALIGNED(sg->length, SHA1_MD5_BLOCK_SIZE))

Functions
	module_init (omap_sham_mod_init)

	module_exit (omap_sham_mod_exit)

	MODULE_DESCRIPTION ("OMAP SHA1/MD5 hw acceleration support.")

	MODULE_LICENSE ("GPL v2")

	MODULE_AUTHOR ("Dmitry Kasatkin")

Macro Definition Documentation

#define BUFLEN PAGE_SIZE

Definition at line 96 of file omap-sham.c.

#define DEFAULT_TIMEOUT_INTERVAL HZ

Definition at line 73 of file omap-sham.c.

#define FLAGS_BUSY 0

Definition at line 76 of file omap-sham.c.

#define FLAGS_CPU 5

Definition at line 81 of file omap-sham.c.

#define FLAGS_DMA_ACTIVE 2

Definition at line 78 of file omap-sham.c.

#define FLAGS_DMA_READY 6

Definition at line 82 of file omap-sham.c.

#define FLAGS_ERROR 20

Definition at line 88 of file omap-sham.c.

#define FLAGS_FINAL 1

Definition at line 77 of file omap-sham.c.

#define FLAGS_FINUP 16

Definition at line 84 of file omap-sham.c.

#define FLAGS_HMAC 19

Definition at line 87 of file omap-sham.c.

#define FLAGS_INIT 4

Definition at line 80 of file omap-sham.c.

#define FLAGS_OUTPUT_READY 3

Definition at line 79 of file omap-sham.c.

#define FLAGS_SG 17

Definition at line 85 of file omap-sham.c.

#define FLAGS_SHA1 18

Definition at line 86 of file omap-sham.c.

#define MD5_DIGEST_SIZE 16

Definition at line 48 of file omap-sham.c.

#define OMAP_ALIGN_MASK (sizeof(u32)-1)

Definition at line 93 of file omap-sham.c.

#define OMAP_ALIGNED __attribute__((aligned(sizeof(u32))))

Definition at line 94 of file omap-sham.c.

#define OMAP_SHAM_QUEUE_LENGTH 1

Definition at line 136 of file omap-sham.c.

#define OP_FINAL 2

Definition at line 91 of file omap-sham.c.

#define OP_UPDATE 1

Definition at line 90 of file omap-sham.c.

#define pr_fmt ( fmt ) "%s: " fmt, __func__

Definition at line 16 of file omap-sham.c.

#define SG_AA ( sg ) (IS_ALIGNED(sg->offset, sizeof(u32)))

Definition at line 428 of file omap-sham.c.

#define SG_SA ( sg ) (IS_ALIGNED(sg->length, SHA1_MD5_BLOCK_SIZE))

Definition at line 430 of file omap-sham.c.

#define SHA1_MD5_BLOCK_SIZE SHA1_BLOCK_SIZE

Definition at line 47 of file omap-sham.c.

#define SHA_REG_AUTOIDLE (1 << 0)

Definition at line 68 of file omap-sham.c.

#define SHA_REG_CTRL 0x18

Definition at line 52 of file omap-sham.c.

#define SHA_REG_CTRL_ALGO (1 << 2)

Definition at line 56 of file omap-sham.c.

#define SHA_REG_CTRL_ALGO_CONST (1 << 3)

Definition at line 55 of file omap-sham.c.

#define SHA_REG_CTRL_CLOSE_HASH (1 << 4)

Definition at line 54 of file omap-sham.c.

#define SHA_REG_CTRL_INPUT_READY (1 << 1)

Definition at line 57 of file omap-sham.c.

#define SHA_REG_CTRL_LENGTH (0xFFFFFFFF << 5)

Definition at line 53 of file omap-sham.c.

#define SHA_REG_CTRL_OUTPUT_READY (1 << 0)

Definition at line 58 of file omap-sham.c.

#define SHA_REG_DIGCNT 0x14

Definition at line 50 of file omap-sham.c.

#define SHA_REG_DIGEST ( x ) (0x00 + ((x) * 0x04))

Definition at line 44 of file omap-sham.c.

#define SHA_REG_DIN ( x ) (0x1C + ((x) * 0x04))

Definition at line 45 of file omap-sham.c.

#define SHA_REG_MASK 0x60

Definition at line 64 of file omap-sham.c.

#define SHA_REG_MASK_DMA_EN (1 << 3)

Definition at line 65 of file omap-sham.c.

#define SHA_REG_MASK_IT_EN (1 << 2)

Definition at line 66 of file omap-sham.c.

#define SHA_REG_MASK_SOFTRESET (1 << 1)

Definition at line 67 of file omap-sham.c.

#define SHA_REG_REV 0x5C

Definition at line 60 of file omap-sham.c.

#define SHA_REG_REV_MAJOR 0xF0

Definition at line 61 of file omap-sham.c.

#define SHA_REG_REV_MINOR 0x0F

Definition at line 62 of file omap-sham.c.

#define SHA_REG_SYSSTATUS 0x64

Definition at line 70 of file omap-sham.c.

#define SHA_REG_SYSSTATUS_RESETDONE (1 << 0)

Definition at line 71 of file omap-sham.c.

Function Documentation

MODULE_AUTHOR ( "Dmitry Kasatkin" )

MODULE_DESCRIPTION ( "OMAP SHA1/MD5 hw acceleration support." )

module_exit ( omap_sham_mod_exit )

module_init ( omap_sham_mod_init )

MODULE_LICENSE ( "GPL v2" )

Data Structures

Macros

Functions

Macro Definition Documentation

Function Documentation