/*********************************************************************
*          Portions COPYRIGHT 2016 STMicroelectronics                *
*          Portions SEGGER Microcontroller GmbH & Co. KG             *
*        Solutions for real time microcontroller applications        *
**********************************************************************
*                                                                    *
*        (c) 1996 - 2015  SEGGER Microcontroller GmbH & Co. KG       *
*                                                                    *
*        Internet: www.segger.com    Support:  support@segger.com    *
*                                                                    *
**********************************************************************

** emWin V5.32 - Graphical user interface for embedded applications **
All  Intellectual Property rights  in the Software belongs to  SEGGER.
emWin is protected by  international copyright laws.  Knowledge of the
source code may not be used to write a similar product.  This file may
only be used in accordance with the following terms:

The  software has  been licensed  to STMicroelectronics International
N.V. a Dutch company with a Swiss branch and its headquarters in Plan-
les-Ouates, Geneva, 39 Chemin du Champ des Filles, Switzerland for the
purposes of creating libraries for ARM Cortex-M-based 32-bit microcon_
troller products commercialized by Licensee only, sublicensed and dis_
tributed under the terms and conditions of the End User License Agree_
ment supplied by STMicroelectronics International N.V.
Full source code is available at: www.segger.com

We appreciate your understanding and fairness.
----------------------------------------------------------------------
File        : LCDConf.c
Purpose     : Display controller configuration (single layer)
---------------------------END-OF-HEADER------------------------------
*/

/**
  ******************************************************************************
  * @file    LCDConf_stm32091c_eval.c
  * @author  MCD Application Team
  * @brief   Driver for STM32091C-EVAL board LCD
  ******************************************************************************
  * @attention
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */

#include "GUI.h"
#include "GUIDRV_FlexColor.h"
#include "main.h"
#include "hx8347d/hx8347d.h"
#include "spfd5408/spfd5408.h"

/*********************************************************************
*
*       Layer configuration (to be modified)
*
**********************************************************************
*/

//
// Physical display size
//
#define XSIZE_PHYS  240
#define YSIZE_PHYS  320

/*********************************************************************
*
*       Configuration checking
*
**********************************************************************
*/
#ifndef   VXSIZE_PHYS
#define VXSIZE_PHYS XSIZE_PHYS
#endif
#ifndef   VYSIZE_PHYS
#define VYSIZE_PHYS YSIZE_PHYS
#endif
#ifndef   XSIZE_PHYS
#error Physical X size of display is not defined!
#endif
#ifndef   YSIZE_PHYS
#error Physical Y size of display is not defined!
#endif
#ifndef   GUICC_565
#error Color conversion not defined!
#endif
#ifndef   GUIDRV_FLEXCOLOR
#error No display driver defined!
#endif

/*********************************************************************
*
*       Defines, sfrs
*
**********************************************************************
*/
//
// COG interface register addr.
//

typedef struct
{
  __IO uint16_t REG;
  __IO uint16_t RAM;

} LCD_CONTROLLER_TypeDef;

/*********************************************************************
*
*       Local functions
*
**********************************************************************
*/
static void LCD_LL_Init(void);


/********************************************************************
*
*       LcdWriteReg
*
* Function description:
*   Sets display register
*/
static void LcdWriteReg(U16 Data)
{
  LCD_IO_WriteReg((uint8_t)Data);
}

/********************************************************************
*
*       LcdWriteData
*
* Function description:
*   Writes a value to a display register
*/
static void LcdWriteData(U16 Data)
{
  LCD_IO_WriteMultipleData((uint8_t*)&Data, 2);
}

/********************************************************************
*
*       LcdWriteDataMultiple
*
* Function description:
*   Writes multiple values to a display register.
*/
static void LcdWriteDataMultiple(U16 *pData, int NumItems)
{
  LCD_IO_WriteMultipleData((uint8_t *) pData, 2 * NumItems);
}

/********************************************************************
*
*       LcdReadDataMultiple
*
* Function description:
*   Reads multiple values from a display register.
*/
static void LcdReadDataMultiple(U16 *pData, int NumItems)
{
  while (NumItems--)
  {
    //*pData++ = LCD_IO_ReadData();
    while (1);
  }
}

/*********************************************************************
*
*       Public functions
*
**********************************************************************
*/

/**
  * @brief  Initializes the LCD.
  * @param  None
  * @retval LCD state
  */
static void LCD_LL_Init(void)
{
  if (spfd5408_drv.ReadID() == SPFD5408_ID)
  {
    spfd5408_Init();
  }
  else
  {
    hx8347d_Init();
  }
}

/*********************************************************************
*
*       LCD_X_Config
*
* Function description:
*   Called during the initialization process in order to set up the
*   display driver configuration.
*
*/
void LCD_X_Config(void)
{
  GUI_DEVICE *pDevice;
  CONFIG_FLEXCOLOR Config = {0};
  GUI_PORT_API PortAPI = {0};
  //
  // Set display driver and color conversion
  //
  pDevice = GUI_DEVICE_CreateAndLink(GUIDRV_FLEXCOLOR, GUICC_565, 0, 0);
  //
  // Display driver configuration, required for Lin-driver
  //
  LCD_SetSizeEx(0, XSIZE_PHYS , YSIZE_PHYS);
  LCD_SetVSizeEx(0, VXSIZE_PHYS, VYSIZE_PHYS);
  //
  // Orientation
  //
  if (spfd5408_drv.ReadID() == SPFD5408_ID)
  {
    Config.Orientation = GUI_SWAP_XY | GUI_MIRROR_Y;
  }
  else
  {
    Config.Orientation = GUI_SWAP_XY | GUI_MIRROR_Y | GUI_MIRROR_X;
  }

  GUIDRV_FlexColor_Config(pDevice, &Config);
  //
  // Set controller and operation mode
  //
  PortAPI.pfWrite16_A0  = LcdWriteReg;
  PortAPI.pfWrite16_A1  = LcdWriteData;
  PortAPI.pfWriteM16_A1 = LcdWriteDataMultiple;
  PortAPI.pfReadM16_A1  = LcdReadDataMultiple;

  // Find the current LCD and initialize GUIDRV
  if (spfd5408_drv.ReadID() == SPFD5408_ID)
  {
    GUIDRV_FlexColor_SetFunc(pDevice, &PortAPI, GUIDRV_FLEXCOLOR_F66708, GUIDRV_FLEXCOLOR_M16C0B16);
  }
  else
  {
    GUIDRV_FlexColor_SetFunc(pDevice, &PortAPI, GUIDRV_FLEXCOLOR_F66712, GUIDRV_FLEXCOLOR_M16C0B16);
  }
}

/*********************************************************************
*
*       LCD_X_DisplayDriver
*
* Function description:
*   This function is called by the display driver for several purposes.
*   To support the according task the routine needs to be adapted to
*   the display controller. Please note that the commands marked with
*   'optional' are not cogently required and should only be adapted if
*   the display controller supports these features.
*
* Parameter:
*   LayerIndex - Index of layer to be configured
*   Cmd        - Please refer to the details in the switch statement below
*   pData      - Pointer to a LCD_X_DATA structure
*
* Return Value:
*   < -1 - Error
*     -1 - Command not handled
*      0 - Ok
*/
int LCD_X_DisplayDriver(unsigned LayerIndex, unsigned Cmd, void *pData)
{
  int r;
  (void) LayerIndex;
  (void) pData;

  switch (Cmd)
  {
    case LCD_X_INITCONTROLLER:
    {

      LCD_LL_Init();

      return 0;
    }
    default:
      r = -1;
  }
  return r;
}


/*************************** End of file ****************************/

