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/
usr/
src/
linux-headers-3.0.0-14/
include/
linux/
- drwxr-xr-x
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Viewing file:  fsl-diu-fb.h (4.97 KB) -rw-r--r--Select action/file-type:  ( +) |  ( +) |  ( +) | Code ( +) | Session ( +) |  ( +) | SDB ( +) |  ( +) |  ( +) |  ( +) |  ( +) |  ( +) |
/*
* Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
*
* Freescale DIU Frame Buffer device driver
*
* Authors: Hongjun Chen <hong-jun.chen@freescale.com>
* Paul Widmer <paul.widmer@freescale.com>
* Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
* York Sun <yorksun@freescale.com>
*
* Based on imxfb.c Copyright (C) 2004 S.Hauer, Pengutronix
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#ifndef __FSL_DIU_FB_H__
#define __FSL_DIU_FB_H__
/* Arbitrary threshold to determine the allocation method
* See mpc8610fb_set_par(), map_video_memory(), and unmap_video_memory()
*/
#define MEM_ALLOC_THRESHOLD (1024*768*4+32)
#include <linux/types.h>
struct mfb_alpha {
int enable;
int alpha;
};
struct mfb_chroma_key {
int enable;
__u8 red_max;
__u8 green_max;
__u8 blue_max;
__u8 red_min;
__u8 green_min;
__u8 blue_min;
};
struct aoi_display_offset {
int x_aoi_d;
int y_aoi_d;
};
#define MFB_SET_CHROMA_KEY _IOW('M', 1, struct mfb_chroma_key)
#define MFB_SET_BRIGHTNESS _IOW('M', 3, __u8)
#define MFB_SET_ALPHA 0x80014d00
#define MFB_GET_ALPHA 0x40014d00
#define MFB_SET_AOID 0x80084d04
#define MFB_GET_AOID 0x40084d04
#define MFB_SET_PIXFMT 0x80014d08
#define MFB_GET_PIXFMT 0x40014d08
#define FBIOGET_GWINFO 0x46E0
#define FBIOPUT_GWINFO 0x46E1
#ifdef __KERNEL__
#include <linux/spinlock.h>
/*
* These are the fields of area descriptor(in DDR memory) for every plane
*/
struct diu_ad {
/* Word 0(32-bit) in DDR memory */
/* __u16 comp; */
/* __u16 pixel_s:2; */
/* __u16 pallete:1; */
/* __u16 red_c:2; */
/* __u16 green_c:2; */
/* __u16 blue_c:2; */
/* __u16 alpha_c:3; */
/* __u16 byte_f:1; */
/* __u16 res0:3; */
__be32 pix_fmt; /* hard coding pixel format */
/* Word 1(32-bit) in DDR memory */
__le32 addr;
/* Word 2(32-bit) in DDR memory */
/* __u32 delta_xs:11; */
/* __u32 res1:1; */
/* __u32 delta_ys:11; */
/* __u32 res2:1; */
/* __u32 g_alpha:8; */
__le32 src_size_g_alpha;
/* Word 3(32-bit) in DDR memory */
/* __u32 delta_xi:11; */
/* __u32 res3:5; */
/* __u32 delta_yi:11; */
/* __u32 res4:3; */
/* __u32 flip:2; */
__le32 aoi_size;
/* Word 4(32-bit) in DDR memory */
/*__u32 offset_xi:11;
__u32 res5:5;
__u32 offset_yi:11;
__u32 res6:5;
*/
__le32 offset_xyi;
/* Word 5(32-bit) in DDR memory */
/*__u32 offset_xd:11;
__u32 res7:5;
__u32 offset_yd:11;
__u32 res8:5; */
__le32 offset_xyd;
/* Word 6(32-bit) in DDR memory */
__u8 ckmax_r;
__u8 ckmax_g;
__u8 ckmax_b;
__u8 res9;
/* Word 7(32-bit) in DDR memory */
__u8 ckmin_r;
__u8 ckmin_g;
__u8 ckmin_b;
__u8 res10;
/* __u32 res10:8; */
/* Word 8(32-bit) in DDR memory */
__le32 next_ad;
/* Word 9(32-bit) in DDR memory, just for 64-bit aligned */
__u32 paddr;
} __attribute__ ((packed));
/* DIU register map */
struct diu {
__be32 desc[3];
__be32 gamma;
__be32 pallete;
__be32 cursor;
__be32 curs_pos;
__be32 diu_mode;
__be32 bgnd;
__be32 bgnd_wb;
__be32 disp_size;
__be32 wb_size;
__be32 wb_mem_addr;
__be32 hsyn_para;
__be32 vsyn_para;
__be32 syn_pol;
__be32 thresholds;
__be32 int_status;
__be32 int_mask;
__be32 colorbar[8];
__be32 filling;
__be32 plut;
} __attribute__ ((packed));
struct diu_hw {
struct diu *diu_reg;
spinlock_t reg_lock;
__u32 mode; /* DIU operation mode */
};
struct diu_addr {
__u8 __iomem *vaddr; /* Virtual address */
dma_addr_t paddr; /* Physical address */
__u32 offset;
};
struct diu_pool {
struct diu_addr ad;
struct diu_addr gamma;
struct diu_addr pallete;
struct diu_addr cursor;
};
#define FSL_DIU_BASE_OFFSET 0x2C000 /* Offset of DIU */
#define INT_LCDC 64 /* DIU interrupt number */
#define FSL_AOI_NUM 6 /* 5 AOIs and one dummy AOI */
/* 1 for plane 0, 2 for plane 1&2 each */
/* Minimum X and Y resolutions */
#define MIN_XRES 64
#define MIN_YRES 64
/* HW cursor parameters */
#define MAX_CURS 32
/* Modes of operation of DIU */
#define MFB_MODE0 0 /* DIU off */
#define MFB_MODE1 1 /* All three planes output to display */
#define MFB_MODE2 2 /* Plane 1 to display, planes 2+3 written back*/
#define MFB_MODE3 3 /* All three planes written back to memory */
#define MFB_MODE4 4 /* Color bar generation */
/* INT_STATUS/INT_MASK field descriptions */
#define INT_VSYNC 0x01 /* Vsync interrupt */
#define INT_VSYNC_WB 0x02 /* Vsync interrupt for write back operation */
#define INT_UNDRUN 0x04 /* Under run exception interrupt */
#define INT_PARERR 0x08 /* Display parameters error interrupt */
#define INT_LS_BF_VS 0x10 /* Lines before vsync. interrupt */
/* Panels'operation modes */
#define MFB_TYPE_OUTPUT 0 /* Panel output to display */
#define MFB_TYPE_OFF 1 /* Panel off */
#define MFB_TYPE_WB 2 /* Panel written back to memory */
#define MFB_TYPE_TEST 3 /* Panel generate color bar */
#endif /* __KERNEL__ */
#endif /* __FSL_DIU_FB_H__ */
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