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/*
* File : display_controller.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2006-2012, RT-Thread Develop Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2011-08-08 lgnq first version for LS1B
* 2015-07-06 chinesebear modified for loongson 1c
* 2018-01-06 sundm75 modified for smartloong
*/
#ifndef __DISPLAY_CONTROLLER_H__
#define __DISPLAY_CONTROLLER_H__
#include <rtthread.h>
#include "ls1c.h"
#define DC_BASE 0xBC301240 //Display Controller
/* Frame Buffer registers */
#define DC_FB_CONFIG __REG32(DC_BASE + 0x000)
#define DC_FB_BUFFER_ADDR0 __REG32(DC_BASE + 0x020)
#define DC_FB_BUFFER_STRIDE __REG32(DC_BASE + 0x040)
#define DC_FB_BUFFER_ORIGIN __REG32(DC_BASE + 0x060)
#define DC_DITHER_CONFIG __REG32(DC_BASE + 0x120)
#define DC_DITHER_TABLE_LOW __REG32(DC_BASE + 0x140)
#define DC_DITHER_TABLE_HIGH __REG32(DC_BASE + 0x160)
#define DC_PANEL_CONFIG __REG32(DC_BASE + 0x180)
#define DC_PANEL_TIMING __REG32(DC_BASE + 0x1A0)
#define DC_HDISPLAY __REG32(DC_BASE + 0x1C0)
#define DC_HSYNC __REG32(DC_BASE + 0x1E0)
#define DC_VDISPLAY __REG32(DC_BASE + 0x240)
#define DC_VSYNC __REG32(DC_BASE + 0x260)
#define DC_FB_BUFFER_ADDR1 __REG32(DC_BASE + 0x340)
/* Display Controller driver for 1024x768 16bit */
#define FB_XSIZE 480
#define FB_YSIZE 272
#define CONFIG_VIDEO_16BPP
#define OSC 24000000 /* Hz */
#define K1BASE 0xA0000000
#define KSEG1(addr) ((void *)(K1BASE | (rt_uint32_t)(addr)))
#define HW_FB_ADDR KSEG1(_rt_framebuffer)
struct vga_struct
{
long pclk;
int hr,hss,hse,hfl;
int vr,vss,vse,vfl;
};
#endif
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