669 lines
18 KiB
C
669 lines
18 KiB
C
/*************************************************************************
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*
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* Used with ICCARM and AARM.
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*
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* (c) Copyright IAR Systems 2008
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*
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* File name : drv_glcd.c
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* Description : Graphical LCD driver
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*
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* History :
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* 1. Date : 6, March 2008
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* Author : Stanimir Bonev
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* Description : Create
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*
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*
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* $Revision: 24636 $
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*
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* @Modify: NXP MCU Application Team - NguyenCao
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* @Date: 04. March. 2011
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**************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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//#include "ConstGlbPtrs.h"
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//#include "Ex_sdram.h"
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#include "drv_glcd.h"
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#include "lpc177x_8x_clkpwr.h"
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#include "lpc177x_8x_pinsel.h"
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//#include "Cursor.h"
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//#include "logo.h"
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//#define MHZ
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#define C_GLCD_CLK_PER_LINE (C_GLCD_H_SIZE + C_GLCD_H_PULSE + C_GLCD_H_FRONT_PORCH + C_GLCD_H_BACK_PORCH)
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#define C_GLCD_LINES_PER_FRAME (C_GLCD_V_SIZE + C_GLCD_V_PULSE + C_GLCD_V_FRONT_PORCH + C_GLCD_V_BACK_PORCH)
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#define C_GLCD_PIX_CLK (C_GLCD_CLK_PER_LINE * C_GLCD_LINES_PER_FRAME)
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//LPC_LCD_TypeDef * const g_pLCD = ((LPC_LCD_TypeDef*) LPC_LCD_BASE);
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//LPC_SC_TypeDef * const g_pSC = ((LPC_SC_TypeDef*) LPC_SC_BASE);
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#define SDRAM_BASE 0xA0000000 /* CS0 */
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#define SDRAM_BASE_ADDR SDRAM_BASE
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#define LCD_VRAM_BASE_ADDR ((unsigned long)SDRAM_BASE_ADDR + 0x00000000)
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#define LCD_CURSOR_BASE_ADDR ((unsigned long)0x20088800)
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static pFontType_t pCurrFont = NULL;
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static LdcPixel_t TextColour;
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static LdcPixel_t TextBackgndColour;
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static unsigned long TextX_Pos = 0;
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static unsigned long TextY_Pos = 0;
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static unsigned long XL_Win = 0;
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static unsigned long YU_Win = 0;
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static unsigned long XR_Win = C_GLCD_H_SIZE-1;
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static unsigned long YD_Win = C_GLCD_V_SIZE-1;
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static unsigned long TabSize = TEXT_DEF_TAB_SIZE;
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static unsigned long WindY_Size, WindX_Size;
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static unsigned long CurrY_Size, CurrX_Size;
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static unsigned long *pWind;
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static unsigned long *pPix;
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/*************************************************************************
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* Function Name: GLCD_Cursor_Cnfg
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* Parameters:
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*
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* Return: none
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*
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* Description: Configure the cursor
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*
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*************************************************************************/
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void GLCD_Cursor_Cfg(int Cfg)
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{
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LPC_LCD->CRSR_CFG = Cfg;
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}
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/*************************************************************************
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* Function Name: GLCD_Cursor_En
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* Parameters: cursor - Cursor Number
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*
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* Return: none
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*
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* Description: Enable Cursor
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*
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*************************************************************************/
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void GLCD_Cursor_En(int cursor)
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{
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LPC_LCD->CRSR_CTRL |= (cursor<<4);
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LPC_LCD->CRSR_CTRL |= 1;
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}
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/*************************************************************************
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* Function Name: GLCD_Cursor_Dis
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* Parameters: None
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*
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* Return: none
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*
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* Description: Disable Cursor
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*
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*************************************************************************/
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void GLCD_Cursor_Dis(int cursor)
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{
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LPC_LCD->CRSR_CTRL &= (1<<0);
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}
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/*************************************************************************
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* Function Name: GLCD_Move_Cursor
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* Parameters: x - cursor x position
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* y - cursor y position
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*
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* Return: none
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*
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* Description: Moves cursor on position (x,y). Negativ values are posible.
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*
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*************************************************************************/
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void GLCD_Move_Cursor(int x, int y)
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{
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LPC_LCD->CRSR_CLIP = 0;
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LPC_LCD->CRSR_XY = 0;
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if(0 <= x)
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{//no clipping
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LPC_LCD->CRSR_XY |= (x & 0x3FF);
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}
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else
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{//clip x
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LPC_LCD->CRSR_CLIP |= -x;
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}
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if(0 <= y)
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{//no clipping
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LPC_LCD->CRSR_XY |= (y << 16);
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}
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else
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{//clip y
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LPC_LCD->CRSR_CLIP |= (-y << 8);
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}
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}
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/*************************************************************************
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* Function Name: GLCD_Copy_Cursor
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* Parameters: pCursor - pointer to cursor conts image
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* cursor - cursor Number (0,1,2 or 3)
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* for 64x64(size 256) pix cursor always use 0
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* size - cursor size in words
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* Return: none
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*
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* Description: Copy Cursor from const image to LCD RAM image
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*
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*************************************************************************/
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void GLCD_Copy_Cursor (const unsigned long *pCursor, int cursor, int size)
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{
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unsigned long i ;
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unsigned long * pDst = (unsigned long *)LCD_CURSOR_BASE_ADDR;
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pDst += cursor*64;
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for(i = 0; i < size ; i++)
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// *pDst++ = *pCursor++;
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{
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*pDst = *pCursor;
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pDst++;
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pCursor++;
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}
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}
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/*************************************************************************
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* Function Name: GLCD_Init
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* Parameters: const unsigned long *pPain, const unsigned long * pPallete
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*
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* Return: none
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*
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* Description: GLCD controller init
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*
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*************************************************************************/
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void GLCD_Init (void* VRAMBase)
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{
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// unsigned long i;
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// Assign pins
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LPC_IOCON->P2_9 = 0x06; // VD3, R0
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LPC_IOCON->P2_6 = 0x07; // VD4, R1
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LPC_IOCON->P2_7 = 0x07; // VD5, R2
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LPC_IOCON->P4_28 = 0x05; // VD6, R3
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LPC_IOCON->P4_29 = 0x05; // VD7, R4
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LPC_IOCON->P1_20 = 0x07; // VD10, G0
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LPC_IOCON->P1_21 = 0x07; // VD11, G1
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LPC_IOCON->P1_22 = 0x07; // VD12, G2
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LPC_IOCON->P1_23 = 0x07; // VD13, G3
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LPC_IOCON->P1_24 = 0x07; // VD14, G4
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LPC_IOCON->P1_25 = 0x07; // VD15, G5
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LPC_IOCON->P2_13 = 0x07; // VD19, B0
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LPC_IOCON->P1_26 = 0x07; // VD20, B1
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LPC_IOCON->P1_27 = 0x07; // VD21, B2
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LPC_IOCON->P1_28 = 0x07; // VD22, B3
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LPC_IOCON->P1_29 = 0x07; // VD23, B4
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LPC_IOCON->P2_2 = 0x07; // DCLK
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LPC_IOCON->P2_0 = 0x07; // DSIP(power)
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LPC_IOCON->P2_5 = 0x07; // HSYNC
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LPC_IOCON->P2_3 = 0x07; // VSYNC
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LPC_IOCON->P2_4 = 0x07; // DataEn
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// LPC_IOCON->P5_4 = 0x00; // Backlight
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// >>> debug >>>
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// <<< debug <<<
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/*Back light enable*/
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// LPC_GPIO5->DIR = (1<<4);
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// LPC_GPIO5->SET= (5<<4);
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//Turn on LCD clock
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CLKPWR_ConfigPPWR(CLKPWR_PCONP_PCLCD, ENABLE);
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// Disable cursor
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LPC_LCD->CRSR_CTRL &=~(1<<0);
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// disable GLCD controller
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LPC_LCD->CTRL = 0;
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// RGB888
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LPC_LCD->CTRL &= ~(0x07 <<1);
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LPC_LCD->CTRL |= (6<<1);
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// TFT panel
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LPC_LCD->CTRL |= (1<<5);
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// single panel
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LPC_LCD->CTRL &= ~(1<<7);
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// notmal output
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LPC_LCD->CTRL &= ~(1<<8);
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// little endian byte order
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LPC_LCD->CTRL &= ~(1<<9);
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// little endian pix order
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LPC_LCD->CTRL &= ~(1<<10);
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// disable power
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LPC_LCD->CTRL &= ~(1<<11);
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// init pixel clock
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// g_pSC->LCD_CFG = CLKPWR_GetCLK(CLKPWR_CLKTYPE_PER) / ((unsigned long)C_GLCD_PIX_CLK);
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LPC_SC->LCD_CFG = CLKPWR_GetCLK(CLKPWR_CLKTYPE_PER) / ((unsigned long)C_GLCD_PIX_CLK);
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// bypass inrenal clk divider
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LPC_LCD->POL |=(1<<26);
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// clock source for the LCD block is HCLK
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LPC_LCD->POL &= ~(1<<5);
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// LCDFP pin is active LOW and inactive HIGH
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LPC_LCD->POL |= (1<<11);
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// LCDLP pin is active LOW and inactive HIGH
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LPC_LCD->POL |= (1<<12);
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// data is driven out into the LCD on the falling edge
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LPC_LCD->POL &= ~(1<<13);
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// active high
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LPC_LCD->POL &= ~(1<<14);
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LPC_LCD->POL &= ~(0x3FF <<16);
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LPC_LCD->POL |= (C_GLCD_H_SIZE-1)<<16;
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// init Horizontal Timing
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LPC_LCD->TIMH = 0; //reset TIMH before set value
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LPC_LCD->TIMH |= (C_GLCD_H_BACK_PORCH - 1)<<24;
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LPC_LCD->TIMH |= (C_GLCD_H_FRONT_PORCH - 1)<<16;
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LPC_LCD->TIMH |= (C_GLCD_H_PULSE - 1)<<8;
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LPC_LCD->TIMH |= ((C_GLCD_H_SIZE/16) - 1)<<2;
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// init Vertical Timing
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LPC_LCD->TIMV = 0; //reset TIMV value before setting
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LPC_LCD->TIMV |= (C_GLCD_V_BACK_PORCH)<<24;
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LPC_LCD->TIMV |= (C_GLCD_V_FRONT_PORCH)<<16;
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LPC_LCD->TIMV |= (C_GLCD_V_PULSE - 1)<<10;
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LPC_LCD->TIMV |= C_GLCD_V_SIZE - 1;
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// Frame Base Address doubleword aligned
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LPC_LCD->UPBASE = (unsigned long)VRAMBase & ~7UL ;
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LPC_LCD->LPBASE = (unsigned long)VRAMBase & ~7UL ;
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}
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/*************************************************************************
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* Function Name: GLCD_SetPallet
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* Parameters: const unsigned long * pPallete
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*
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* Return: none
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*
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* Description: GLCD init colour pallete
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*
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*************************************************************************/
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void GLCD_SetPallet (const unsigned long * pPallete)
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{
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unsigned long i;
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unsigned long * pDst = (unsigned long *)LPC_LCD->PAL;
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// //assert(pPallete);
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for (i = 0; i < 128; i++)
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{
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*pDst++ = *pPallete++;
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}
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}
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/*************************************************************************
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* Function Name: GLCD_Ctrl
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* Parameters: Bool bEna
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*
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* Return: none
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*
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* Description: GLCD enable disabe sequence
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*
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*************************************************************************/
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void GLCD_Ctrl (Bool bEna)
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{
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volatile unsigned long i;
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if (bEna)
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{
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// LCD_CTRL_bit.LcdEn = 1;
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LPC_LCD->CTRL |= (1<<0);
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for(i = C_GLCD_PWR_ENA_DIS_DLY; i; i--);
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// LCD_CTRL_bit.LcdPwr= 1; // enable power
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LPC_LCD->CTRL |= (1<<11);
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}
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else
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{
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// LCD_CTRL_bit.LcdPwr= 0; // disable power
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LPC_LCD->CTRL &= ~(1<<11);
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for(i = C_GLCD_PWR_ENA_DIS_DLY; i; i--);
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// LCD_CTRL_bit.LcdEn = 0;
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LPC_LCD->CTRL &= ~(1<<0);
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}
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}
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/*************************************************************************
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* Function Name: GLCD_SetFont
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* Parameters: pFontType_t pFont, LdcPixel_t Color
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* LdcPixel_t BackgndColor
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*
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* Return: none
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*
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* Description: Set current font, font color and background color
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*
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*************************************************************************/
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void GLCD_SetFont(pFontType_t pFont, LdcPixel_t Color, LdcPixel_t BackgndColor)
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{
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pCurrFont = pFont;
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TextColour = Color;
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TextBackgndColour = BackgndColor;
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}
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/*************************************************************************
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* Function Name: GLCD_SetWindow
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* Parameters: unsigned long X_Left, unsigned long Y_Up,
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* unsigned long X_Right, unsigned long Y_Down
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*
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* Return: none
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*
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* Description: Set draw window XY coordinate in pixels
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*
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*************************************************************************/
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void GLCD_SetWindow(unsigned long X_Left, unsigned long Y_Up,
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unsigned long X_Right, unsigned long Y_Down)
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{
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// //assert(X_Right < C_GLCD_H_SIZE);
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// //assert(Y_Down < C_GLCD_V_SIZE);
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// //assert(X_Left < X_Right);
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//assert(Y_Up < Y_Down);
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XL_Win = X_Left;
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YU_Win = Y_Up;
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XR_Win = X_Right;
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YD_Win = Y_Down;
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}
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/*************************************************************************
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* Function Name: GLCD_TextSetPos
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* Parameters: unsigned long X_UpLeft, unsigned long Y_UpLeft,
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* unsigned long X_DownLeft, unsigned long Y_DownLeft
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*
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* Return: none
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*
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* Description: Set text X,Y coordinate in characters
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*
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*************************************************************************/
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void GLCD_TextSetPos(unsigned long X, unsigned long Y)
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{
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TextX_Pos = X;
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TextY_Pos = Y;
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}
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/*************************************************************************
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* Function Name: GLCD_TextSetTabSize
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* Parameters: unsigned long Size
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*
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* Return: none
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*
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* Description: Set text tab size in characters
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*
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*************************************************************************/
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void GLCD_TextSetTabSize(unsigned long Size)
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{
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TabSize = Size;
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}
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/*************************************************************************
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* Function Name: LCD_SET_WINDOW
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* Parameters: int c
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*
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* Return: none
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*
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* Description: Put char function
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*
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*************************************************************************/
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static
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void LCD_SET_WINDOW (unsigned long X_Left, unsigned long X_Right,
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unsigned long Y_Up, unsigned long Y_Down)
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{
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pPix = pWind = ((unsigned long *)LCD_VRAM_BASE_ADDR) + X_Left + (Y_Up*C_GLCD_H_SIZE);
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WindX_Size = X_Right - X_Left;
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WindY_Size = Y_Down - Y_Up;
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CurrX_Size = CurrY_Size = 0;
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}
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/*************************************************************************
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* Function Name: LCD_SET_WINDOW
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* Parameters: int c
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*
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* Return: none
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*
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* Description: Put char function
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*
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*************************************************************************/
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static
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void LCD_WRITE_PIXEL (unsigned long Pixel)
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{
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*pPix++ = Pixel;
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if (++CurrX_Size > WindX_Size)
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{
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CurrX_Size = 0;
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if(++CurrY_Size > WindY_Size)
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{
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CurrY_Size = 0;
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}
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pPix = pWind + CurrY_Size * C_GLCD_H_SIZE;
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}
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}
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/*************************************************************************
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* Function Name: GLCD_TextCalcWindow
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* Parameters: unsigned long * pXL, unsigned long * pXR,
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* unsigned long * pYU, unsigned long * pYD,
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* unsigned long * pH_Size, unsigned long * pV_Size
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*
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* Return: Bool
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* FALSE - out of window coordinate aren't valid
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* TRUE - the returned coordinate are valid
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*
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* Description: Calculate character window
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*
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*************************************************************************/
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static
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Bool GLCD_TextCalcWindow (unsigned long * pXL, unsigned long * pXR,
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unsigned long * pYU, unsigned long * pYD,
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unsigned long * pH_Size, unsigned long * pV_Size)
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{
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*pH_Size = pCurrFont->H_Size;
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*pV_Size = pCurrFont->V_Size;
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*pXL = XL_Win + (TextX_Pos*pCurrFont->H_Size);
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if(*pXL > XR_Win)
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{
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return(FALSE);
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}
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*pYU = YU_Win + (TextY_Pos*pCurrFont->V_Size);
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if(*pYU > YD_Win)
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{
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return(FALSE);
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}
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*pXR = XL_Win + ((TextX_Pos+1)*pCurrFont->H_Size) - 1;
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if(*pXR > XR_Win)
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{
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*pH_Size -= *pXR - XR_Win;
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*pXR = XR_Win;
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}
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*pYD = YU_Win + ((TextY_Pos+1)*pCurrFont->V_Size) - 1;
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if(*pYD > YD_Win)
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{
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*pV_Size -= *pYD - YD_Win;
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*pYD = YD_Win;
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}
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return(TRUE);
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}
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/*************************************************************************
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* Function Name: putchar
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* Parameters: int c
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*
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* Return: none
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*
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* Description: Put char function
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*
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*************************************************************************/
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int _putchar (int c)
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{
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uint8_t *pSrc;
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unsigned long H_Line;
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unsigned long xl,xr,yu,yd,Temp,V_Size, H_Size, SrcInc = 1;
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unsigned long WhiteSpaceNumb;
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unsigned long i, j, k;
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if(pCurrFont == NULL)
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{
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return(EOF);
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|
}
|
|
H_Line = (pCurrFont->H_Size / 8) + ((pCurrFont->H_Size % 8)?1:0);
|
|
switch(c)
|
|
{
|
|
case '\n': // go to begin of next line (NewLine)
|
|
++TextY_Pos;
|
|
break;
|
|
case '\r': // go to begin of this line (Carriage Return)
|
|
// clear from current position to end of line
|
|
while(GLCD_TextCalcWindow(&xl,&xr,&yu,&yd,&H_Size,&V_Size))
|
|
{
|
|
LCD_SET_WINDOW(xl,xr,yu,yd);
|
|
for(i = 0; i < V_Size; ++i)
|
|
{
|
|
for(j = 0; j < H_Size; ++j)
|
|
{
|
|
LCD_WRITE_PIXEL(TextBackgndColour);
|
|
}
|
|
}
|
|
++TextX_Pos;
|
|
}
|
|
TextX_Pos = 0;
|
|
break;
|
|
case '\b': // go back one position (BackSpace)
|
|
if(TextX_Pos)
|
|
{
|
|
--TextX_Pos;
|
|
// del current position
|
|
if(GLCD_TextCalcWindow(&xl,&xr,&yu,&yd,&H_Size,&V_Size))
|
|
{
|
|
LCD_SET_WINDOW(xl,xr,yu,yd);
|
|
for(i = 0; i < V_Size; ++i)
|
|
{
|
|
for(j = 0; j < H_Size; ++j)
|
|
{
|
|
LCD_WRITE_PIXEL(TextBackgndColour);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case '\t': // go to next Horizontal Tab stop
|
|
WhiteSpaceNumb = TabSize - (TextX_Pos%TabSize);
|
|
for(k = 0; k < WhiteSpaceNumb; ++k)
|
|
{
|
|
LCD_SET_WINDOW(xl,xr,yu,yd);
|
|
if(GLCD_TextCalcWindow(&xl,&xr,&yu,&yd,&H_Size,&V_Size))
|
|
{
|
|
for(i = 0; i < V_Size; ++i)
|
|
{
|
|
for(j = 0; j < H_Size; ++j)
|
|
{
|
|
LCD_WRITE_PIXEL(TextBackgndColour);
|
|
}
|
|
}
|
|
++TextX_Pos;
|
|
}
|
|
else
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case '\f': // go to top of page (Form Feed)
|
|
// clear entire window
|
|
H_Size = XR_Win - XL_Win;
|
|
V_Size = YD_Win - YU_Win;
|
|
// set character window X left, Y right
|
|
LCD_SET_WINDOW(XL_Win,XR_Win,YU_Win,YD_Win);
|
|
// Fill window with background font color
|
|
for(i = 0; i <= V_Size; ++i)
|
|
{
|
|
for(j = 0; j <= H_Size; ++j)
|
|
{
|
|
LCD_WRITE_PIXEL(TextBackgndColour);
|
|
}
|
|
}
|
|
|
|
TextX_Pos = TextY_Pos = 0;
|
|
break;
|
|
case '\a': // signal an alert (BELl)
|
|
TEXT_BEL1_FUNC();
|
|
break;
|
|
default:
|
|
// Calculate the current character base address from stream
|
|
// and the character position
|
|
if((c < pCurrFont->CharacterOffset) &&
|
|
(c >= pCurrFont->CharactersNuber))
|
|
{
|
|
c = 0;
|
|
}
|
|
else
|
|
{
|
|
c -= pCurrFont->CharacterOffset;
|
|
}
|
|
pSrc = pCurrFont->pFontStream + (H_Line * pCurrFont->V_Size * c);
|
|
// Calculate character window and fit it in the text window
|
|
if(GLCD_TextCalcWindow(&xl,&xr,&yu,&yd,&H_Size,&V_Size))
|
|
{
|
|
// set character window X left, Y right
|
|
LCD_SET_WINDOW(xl,xr,yu,yd);
|
|
// Send char data
|
|
for(i = 0; i < V_Size; ++i)
|
|
{
|
|
SrcInc = H_Line;
|
|
for(j = 0; j < H_Size; ++j)
|
|
{
|
|
Temp = (*pSrc & (1UL << (j&0x7)))?TextColour:TextBackgndColour;
|
|
LCD_WRITE_PIXEL(Temp);
|
|
if((j&0x7) == 7)
|
|
{
|
|
++pSrc;
|
|
--SrcInc;
|
|
}
|
|
}
|
|
// next line of character
|
|
pSrc += SrcInc;
|
|
}
|
|
}
|
|
++TextX_Pos;
|
|
}
|
|
return(c);
|
|
}
|
|
|
|
/*************************************************************************
|
|
* Function Name: GLCD_LoadPic
|
|
* Parameters: unsigned long X_Left, unsigned long Y_Up, Bmp_t * pBmp
|
|
*
|
|
* Return: none
|
|
*
|
|
* Description: Load picture in VRAM memory area
|
|
*
|
|
*************************************************************************/
|
|
void GLCD_LoadPic (unsigned long X_Left, unsigned long Y_Up, Bmp_t * pBmp, unsigned long Mask)
|
|
{
|
|
unsigned long i, j;
|
|
unsigned long * pData = ((unsigned long *) LCD_VRAM_BASE_ADDR) + X_Left + (Y_Up * C_GLCD_H_SIZE);
|
|
unsigned long * pSrc = pBmp->pPicStream;
|
|
unsigned long X_LeftHold;
|
|
for(i = 0; i < pBmp->V_Size; i++)
|
|
{
|
|
if(Y_Up++ >= C_GLCD_V_SIZE)
|
|
{
|
|
break;
|
|
}
|
|
for(j = 0; j < pBmp->H_Size; j++)
|
|
{
|
|
if(X_LeftHold++ >= C_GLCD_H_SIZE)
|
|
{
|
|
pSrc += pBmp->H_Size - j;
|
|
break;
|
|
}
|
|
*(pData+j) = *pSrc++ ^ Mask;
|
|
}
|
|
X_LeftHold = X_Left;
|
|
pData += C_GLCD_H_SIZE;
|
|
}
|
|
}
|
|
|
|
|