irdbg_drv.c

8032底层驱动部分。因为可以移植 所以单独来拿出来

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/*****************************************************************************
 *
 * Filename:
 * ---------
 *    irdbg_drv.c
 *
 * Project:
 * --------
 *   Maui_Software
 *
 * Description:
 * ------------
 *    This file implements irdbg hardware related functions
 *
 * Author:
 * -------
 * -------
 *
  *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *------------------------------------------------------------------------------
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 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
 *============================================================================
 ****************************************************************************/

#include "drv_comm.h"
#include "reg_base.h"

#include "drvpdn.h"
#include "intrCtrl.h"
#include "drv_hisr.h"
#include "irdbg_hw.h"
#include "irdbg_drv.h"

#ifdef __DSPIRDBG__

static IRDBG_Struct	g_irdbg;

#pragma arm section zidata = "EXTRAM_RXDATA"
__align(4) kal_uint8	g_irdbg_buff[IRDBG_BUFFER_NUM][IRDBG_BUFFER_SIZE];
#pragma arm section zidata

static void IRDBG_HISR(void);

/* IRDMA default handle */
static kal_uint8 g_usb_irdma_handle = 255;

kal_uint8 IRDBG_Get_Buff_Num(void)
{
	return IRDBG_BUFFER_NUM;
}

kal_uint32 IRDBG_Get_Buff_Size(void)
{
	return IRDBG_BUFFER_SIZE;
}

kal_uint8* IRDBG_Get_Buff_Addr(kal_uint8 index)
{
	if(index>=IRDBG_BUFFER_NUM)
		EXT_ASSERT(0, index, 0, 0);
	
	return g_irdbg_buff[index];
}

kal_bool IRDBG_Check_Buff_Full(kal_uint8 index)
{
	kal_bool b_ret = KAL_FALSE;
	switch(index)
	{
	case 0:
		if((*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_1)==1)	
			b_ret = KAL_TRUE;
		break;
	case 1:
		if((*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_2)==1)	
			b_ret = KAL_TRUE;
		break;
	case 2:	
		if((*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_3)==1)	
			b_ret = KAL_TRUE;
		break;
	default:
		EXT_ASSERT(0, index, 0, 0);
		break;
	}
#if ( defined(MT6229) || defined(MT6230) )
#else	
	EXT_ASSERT(0, 0, 0, 0);
	/* should check IRDBG read status matches buffer index */
	/* 
		if(read status != index)
			b_ret = KAL_FALSE;
	*/
#endif	
	return b_ret;
}

void IRDBG_Clear_Buff(kal_uint8 index)
{
	switch(index)
	{
	case 0:
		*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_1 = 0;
		break;
	case 1:
		*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_2 = 0;
		break;
	case 2:	
		*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_3 = 0;
		break;
	default:
		EXT_ASSERT(0, index, 0, 0);
		break;
	}
}

/* This part is only memory space, not HW address, we could see then as SW flags  */
void IRDBG_Init(irdbg_handler_ptr hdlr)
{
	/* Register DSP IO callback */
#if ( defined(MT6229) || defined(MT6230) )
#else
	*(volatile kal_uint16 *)IRDBG_DSP_BUFF_SIZE = 0;
#endif	
	*(volatile kal_uint16 *)IRDBG_DSP_BASE_ADDR_1 = 0;
	*(volatile kal_uint16 *)IRDBG_DSP_BASE_ADDR_2 = 0;
	*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_1 = 0;
	*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_2 = 0;
	*(volatile kal_uint16 *)IRDBG_DSP_BUFF_IND_3 = 0;
	*(volatile kal_uint16 *)IRDBG_DSP_START_IND = 0;

	if(g_usb_irdma_handle == 255)
		g_usb_irdma_handle = L1D_IRDMA_Power_GetHandle();
	if(g_usb_irdma_handle == 255)
		EXT_ASSERT(0, g_usb_irdma_handle, 0, 0);

	DRV_Register_HISR(DRV_IRDBG_HISR_ID, IRDBG_HISR);

	if(hdlr==NULL)
		EXT_ASSERT(0, (kal_uint32)hdlr, 0, 0);
	
	g_irdbg.hdlr= hdlr;
}

/* Configure DSP to start IRDBG logging */
void IRDBG_Start(void)
{
	/* Fill DSP Sherif about buffer address and notify it to start */
#if ( defined(MT6229) || defined(MT6230) )
#else
	*(volatile kal_uint16 *)IRDBG_DSP_BUFF_SIZE = IRDBG_BUFFER_SIZE/4;
#endif	
	*(volatile kal_uint16 *)IRDBG_DSP_BASE_ADDR_1 = (kal_uint16)(((kal_uint32)g_irdbg_buff)&0xffff);
	*(volatile kal_uint16 *)IRDBG_DSP_BASE_ADDR_2 = (kal_uint16)(((kal_uint32)g_irdbg_buff>>16)&0xffff);
	*(volatile kal_uint16 *)IRDBG_DSP_START_IND = 1;
	L1D_IRDMA_Power_On(g_usb_irdma_handle);
	if(g_usb_irdma_handle == 255)
		EXT_ASSERT(0, g_usb_irdma_handle, 0, 0);
}

/* Configure DSP to stop IRDBG logging */
void IRDBG_Stop(void)
{
	/* Fill DSP Sherif about buffer address and notify it to start */
	*(volatile kal_uint16 *)IRDBG_DSP_START_IND = 0;
	L1D_IRDMA_Power_Off(g_usb_irdma_handle);
	if(g_usb_irdma_handle == 255)
		EXT_ASSERT(0, g_usb_irdma_handle, 0, 0);	
}

static void IRDBG_HISR(void)
{
	if(g_irdbg.hdlr==NULL)
		EXT_ASSERT(0, (kal_uint32)g_irdbg.hdlr, 0, 0);

	g_irdbg.hdlr();
}
	
#if ( defined(MT6229) || defined(MT6230) )
/* MT6229 call back function from L1*/
void IRDBG_Callback(void)
{
	drv_active_hisr(DRV_IRDBG_HISR_ID);
}
#else
/* IRDBG LISR */
#endif

#endif /* __DSPIRDBG__ */