kbdmain.c

8032底层驱动部分。因为可以移植 所以单独来拿出来

/*****************************************************************************
*  Copyright Statement:
*  --------------------
*  This software is protected by Copyright and the information contained
*  herein is confidential. The software may not be copied and the information
*  contained herein may not be used or disclosed except with the written
*  permission of MediaTek Inc. (C) 2005
*
*  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
*  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
*  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
*  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
*  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
*  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
*  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
*  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
*  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
*  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
*  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
*  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
*  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
*  LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
*  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
*  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. 
*
*  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
*  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
*  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
*  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
*  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
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*****************************************************************************/

/*****************************************************************************
 *
 * Filename:
 * ---------
 *    kbdmain.c
 *
 * Project:
 * --------
 *   Maui_Software
 *
 * Description:
 * ------------
 *   This Module defines the keypad task
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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 *------------------------------------------------------------------------------
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 *============================================================================
 ****************************************************************************/
#include 	"kal_release.h"
#include 	"stack_common.h"  
#include 	"stack_msgs.h"
#include 	"app_ltlcom.h"       /* Task message communiction */
#include 	"syscomp_config.h"
#include 	"task_config.h"
#include 	"stacklib.h"
#include    "stack_timer.h"      /*stack_timer_struct....definitions*/
#include 	"drv_comm.h"
#include    "reg_base.h"
#include    "keypad_hw.h"
#include    "keypad_sw.h"
#include    "gpt_sw.h"
#include    "intrCtrl.h"
#include    "kbd_table.h"   
#include    "drv_hisr.h"
kbd_struct KBD;

#if ( (defined(MT6205)) || (defined(MT6208)) )
extern void DRV_RESET(void);
extern kal_uint8  TargetReset;
#endif   /*MT6205,MT6208*/
    

/*************************************************************************
* Function declaration
 *************************************************************************/
kal_bool 	         kbd_create(comptask_handler_struct **handle);
kal_bool             send_kbdilm = KAL_TRUE;

kal_bool             kbd_push_assert = KAL_FALSE;
kal_bool             kbd_pop_assert = KAL_FALSE;

kbd_buffer_struct    kbd_buffer;
static kal_uint8     kbd_press_event_count;

#ifndef __TWO_KEY_DETECTION_SWITCHABLE__
static   kal_uint8   key_save;
#else /*__TWO_KEY_DETECTION_SWITCHABLE__*/
static kal_uint8     kbd_saved_pressed_key[2];
   #ifdef __KBD_2STEP_KEY_SUPPORT__
   static kal_bool     kbd_is_2steps_key;
   #endif
#endif /*__TWO_KEY_DETECTION_SWITCHABLE__*/

static void kbd_task_main(task_entry_struct *task_entry_ptr);
static kal_bool	kbd_task_reset(task_indx_type task_indx);
static kal_bool 	kbd_task_end(task_indx_type task_indx);

/*customize */
extern const keypad_customize_function_struct *keypad_GetFunc(void);
const keypad_customize_function_struct *keypadCustomFunc;
const keypad_struct *keypad_comm_def;

void keypad_customize_init(void)
{
   keypadCustomFunc=keypad_GetFunc();
   keypad_comm_def = keypadCustomFunc->keypad_Get_Data();
}   

/*************************************************************************
* FUNCTION                                                            
*	kbd_create
*
* DESCRIPTION                                                           
*	This function implements xyz entity's create handler.
*
* PARAMETERS
*
* RETURNS
*	None
*
* GLOBALS AFFECTED
*
*************************************************************************/
kal_bool
kbd_create(comptask_handler_struct **handle)
{
	static const comptask_handler_struct kbd_handler_info = 
	{
		kbd_task_main,			/* task entry function */
		NULL,		  	/* task initialization function */
		NULL, 	/* task configuration function */
		kbd_task_reset,		/* task reset handler */
		kbd_task_end			/* task termination handler */
	};

	*handle = (comptask_handler_struct *)&kbd_handler_info;
	return KAL_TRUE;
}

kal_bool Kbd_GetKeyData(kbd_data *keydata)
{
   kal_bool result;

   IRQMask(IRQ_GPT_CODE);
   IRQMask(IRQ_KPAD_CODE);
   if (kbd_buffer.kbd_data_buffer_rindex != kbd_buffer.kbd_data_buffer_windex)
   {
      #ifdef TWO_KEY_ENABLE
         kbd_pop_twokey_from_kbdbuffer(keydata->Keyevent,keydata->Keydata[0],keydata->Keydata[1]);
      #else /*!TWO_KEY_ENABLE*/
         kbd_pop_onekey_from_kbdbuffer(keydata->Keyevent,keydata->Keydata[0]);
      #endif   /*TWO_KEY_ENABLE*/
      result = KAL_TRUE;
   }
   else
   {
      send_kbdilm = KAL_TRUE;
      result = KAL_FALSE;
   }
   
   IRQUnmask(IRQ_KPAD_CODE);
   IRQUnmask(IRQ_GPT_CODE);
   return result;
}

void KBDRepeatHandler(void *parameter)
{
   ilm_struct     *Kp_ilm;
   kal_uint8      roomleft;
#ifdef __TWO_KEY_DETECTION_SWITCHABLE__   
   kal_uint8      handle;
   kal_uint8      index;
#endif
   
   IRQMask(IRQ_KPAD_CODE);
   
   kbdbuffer_get_roomleft(roomleft);
   #ifdef KBD_DBGMODE
      ASSERT(roomleft != 0);
   #endif

#ifdef __TWO_KEY_DETECTION_SWITCHABLE__   
   index = (parameter == 0) ? 0: 1;
   handle = KBD.gpthandle[index];
   #ifndef KBD_DBGMODE
      if (roomleft <= kbd_press_event_count)
      {
         GPTI_StartItem(handle,
                  KBD.repeat_time,
                  KBDRepeatHandler,
                  parameter);

         IRQUnmask(IRQ_KPAD_CODE);
         return;
      }
   #endif
   kbd_push_onekey_to_kbdbuffer(kbd_onekey_repeated, kbd_saved_pressed_key[index]);
#else /* __TWO_KEY_DETECTION_SWITCHABLE__ */
   #ifndef KBD_DBGMODE
      if (roomleft == kbd_press_event_count)
      {
         GPTI_StartItem(KBD.gpthandle,