real6410的pp驱动里头的s3c_pp.h

#ifndef _S3C_PP_H_

#define _S3C_PP_H_

typedef enum {

DMA_ONESHOT,

FIFO_FREERUN

} s3c_pp_out_path_t;

typedef enum {

PAL1, PAL2, PAL4, PAL8,

RGB8, ARGB8, RGB16, ARGB16, RGB18, RGB24, RGB30, ARGB24,

YC420, YC422, // Non-interleave

CRYCBY, CBYCRY, YCRYCB, YCBYCR, YUV444 // Interleave

} s3c_color_space_t;

typedef enum {

INTERLACE_MODE,

PROGRESSIVE_MODE

} s3c_pp_scan_mode_t;

/*

 * Structure type for IOCTL commands S3C_PP_SET_PARAMS, 

 * S3C_PP_SET_INPUT_BUF_START_ADDR_PHY,S3C_PP_SET_INPUT_BUF_NEXT_START_ADDR_PHY,

 * S3C_PP_SET_OUTPUT_BUF_START_ADDR_PHY.

 */

typedef struct {

unsigned int src_full_width;

unsigned int src_full_height;

unsigned int src_start_x;

unsigned int src_start_y;

unsigned int src_width;

unsigned int src_height;

unsigned int src_buf_addr_phy;

unsigned int src_next_buf_addr_phy;

s3c_color_space_t src_color_space;

unsigned int dst_full_width;

unsigned int dst_full_height;

unsigned int dst_start_x;

unsigned int dst_start_y;

unsigned int dst_width;

unsigned int dst_height;

unsigned int dst_buf_addr_phy;

s3c_color_space_t dst_color_space;

        s3c_pp_out_path_t out_path;

s3c_pp_scan_mode_t scan_mode;

} s3c_pp_params_t;

/*  用于内核空间内存分配的。

 * Structure type for IOCTL commands S3C_PP_ALLOC_KMEM, S3C_PP_FREE_KMEM.

 */

typedef struct {

int size;

unsigned int vir_addr;

unsigned int phy_addr;

} s3c_pp_mem_alloc_t;

#define PP_IOCTL_MAGIC 'P'

#define S3C_PP_SET_PARAMS _IO(PP_IOCTL_MAGIC, 0)

#define S3C_PP_START _IO(PP_IOCTL_MAGIC, 1)

#define S3C_PP_GET_SRC_BUF_SIZE _IO(PP_IOCTL_MAGIC, 2)

#define S3C_PP_SET_SRC_BUF_ADDR_PHY _IO(PP_IOCTL_MAGIC, 3)

#define S3C_PP_SET_SRC_BUF_NEXT_ADDR_PHY _IO(PP_IOCTL_MAGIC, 4)

#define S3C_PP_GET_DST_BUF_SIZE _IO(PP_IOCTL_MAGIC, 5)

#define S3C_PP_SET_DST_BUF_ADDR_PHY _IO(PP_IOCTL_MAGIC, 6)

#define S3C_PP_ALLOC_KMEM _IO(PP_IOCTL_MAGIC, 7)

#define S3C_PP_FREE_KMEM _IO(PP_IOCTL_MAGIC, 8)

#define S3C_PP_GET_RESERVED_MEM_SIZE _IO(PP_IOCTL_MAGIC, 9)

#define S3C_PP_GET_RESERVED_MEM_ADDR_PHY _IO(PP_IOCTL_MAGIC, 10)

#endif /* _S3C_PP_H_ */