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/*
* Samsung S5P G2D - 2D Graphics Accelerator Driver
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* Kamil Debski, <k.debski@samsung.com>
*
* 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
*/
/* General Registers */
#define SOFT_RESET_REG 0x0000 /* Software reset reg */
#define INTEN_REG 0x0004 /* Interrupt Enable reg */
#define INTC_PEND_REG 0x000C /* Interrupt Control Pending reg */
#define FIFO_STAT_REG 0x0010 /* Command FIFO Status reg */
#define AXI_ID_MODE_REG 0x0014 /* AXI Read ID Mode reg */
#define CACHECTL_REG 0x0018 /* Cache & Buffer clear reg */
#define AXI_MODE_REG 0x001C /* AXI Mode reg */
/* Command Registers */
#define BITBLT_START_REG 0x0100 /* BitBLT Start reg */
#define BITBLT_COMMAND_REG 0x0104 /* Command reg for BitBLT */
/* Parameter Setting Registers (Rotate & Direction) */
#define ROTATE_REG 0x0200 /* Rotation reg */
#define SRC_MSK_DIRECT_REG 0x0204 /* Src and Mask Direction reg */
#define DST_PAT_DIRECT_REG 0x0208 /* Dest and Pattern Direction reg */
/* Parameter Setting Registers (Src) */
#define SRC_SELECT_REG 0x0300 /* Src Image Selection reg */
#define SRC_BASE_ADDR_REG 0x0304 /* Src Image Base Address reg */
#define SRC_STRIDE_REG 0x0308 /* Src Stride reg */
#define SRC_COLOR_MODE_REG 0x030C /* Src Image Color Mode reg */
#define SRC_LEFT_TOP_REG 0x0310 /* Src Left Top Coordinate reg */
#define SRC_RIGHT_BOTTOM_REG 0x0314 /* Src Right Bottom Coordinate reg */
#define SRC_SCALE_CTRL_REG 0x0328 /* Src Scaling type select */
#define SRC_XSCALE_REG 0x032c /* Src X Scaling ratio */
#define SRC_YSCALE_REG 0x0330 /* Src Y Scaling ratio */
/* Parameter Setting Registers (Dest) */
#define DST_SELECT_REG 0x0400 /* Dest Image Selection reg */
#define DST_BASE_ADDR_REG 0x0404 /* Dest Image Base Address reg */
#define DST_STRIDE_REG 0x0408 /* Dest Stride reg */
#define DST_COLOR_MODE_REG 0x040C /* Dest Image Color Mode reg */
#define DST_LEFT_TOP_REG 0x0410 /* Dest Left Top Coordinate reg */
#define DST_RIGHT_BOTTOM_REG 0x0414 /* Dest Right Bottom Coordinate reg */
/* Parameter Setting Registers (Pattern) */
#define PAT_BASE_ADDR_REG 0x0500 /* Pattern Image Base Address reg */
#define PAT_SIZE_REG 0x0504 /* Pattern Image Size reg */
#define PAT_COLOR_MODE_REG 0x0508 /* Pattern Image Color Mode reg */
#define PAT_OFFSET_REG 0x050C /* Pattern Left Top Coordinate reg */
#define PAT_STRIDE_REG 0x0510 /* Pattern Stride reg */
/* Parameter Setting Registers (Mask) */
#define MASK_BASE_ADDR_REG 0x0520 /* Mask Base Address reg */
#define MASK_STRIDE_REG 0x0524 /* Mask Stride reg */
/* Parameter Setting Registers (Clipping Window) */
#define CW_LT_REG 0x0600 /* LeftTop coordinates of Clip Window */
#define CW_RB_REG 0x0604 /* RightBottom coordinates of Clip
Window */
/* Parameter Setting Registers (ROP & Alpha Setting) */
#define THIRD_OPERAND_REG 0x0610 /* Third Operand Selection reg */
#define ROP4_REG 0x0614 /* Raster Operation reg */
#define ALPHA_REG 0x0618 /* Alpha value, Fading offset value */
/* Parameter Setting Registers (Color) */
#define FG_COLOR_REG 0x0700 /* Foreground Color reg */
#define BG_COLOR_REG 0x0704 /* Background Color reg */
#define BS_COLOR_REG 0x0708 /* Blue Screen Color reg */
/* Parameter Setting Registers (Color Key) */
#define SRC_COLORKEY_CTRL_REG 0x0710 /* Src Colorkey control reg */
#define SRC_COLORKEY_DR_MIN_REG 0x0714 /* Src Colorkey Decision Reference
Min reg */
#define SRC_COLORKEY_DR_MAX_REG 0x0718 /* Src Colorkey Decision Reference
Max reg */
#define DST_COLORKEY_CTRL_REG 0x071C /* Dest Colorkey control reg */
#define DST_COLORKEY_DR_MIN_REG 0x0720 /* Dest Colorkey Decision Reference
Min reg */
#define DST_COLORKEY_DR_MAX_REG 0x0724 /* Dest Colorkey Decision Reference
Max reg */
/* Color mode values */
#define ORDER_XRGB 0
#define ORDER_RGBX 1
#define ORDER_XBGR 2
#define ORDER_BGRX 3
#define MODE_XRGB_8888 0
#define MODE_ARGB_8888 1
#define MODE_RGB_565 2
#define MODE_XRGB_1555 3
#define MODE_ARGB_1555 4
#define MODE_XRGB_4444 5
#define MODE_ARGB_4444 6
#define MODE_PACKED_RGB_888 7
#define COLOR_MODE(o, m) (((o) << 4) | (m))
/* ROP4 operation values */
#define ROP4_COPY 0xCCCC
#define ROP4_INVERT 0x3333
/* Hardware limits */
#define MAX_WIDTH 8000
#define MAX_HEIGHT 8000
#define G2D_TIMEOUT 500
#define DEFAULT_WIDTH 100
#define DEFAULT_HEIGHT 100
#define DEFAULT_SCALE_MODE (2 << 0)
/* Command mode register values */
#define CMD_V3_ENABLE_STRETCH (1 << 4)
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