msdc_def.h

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:
 * ---------
 *   Msdc_def.h
 *
 * Project:
 * --------
 *   Maui_Software
 *
 * Description:
 * ------------
 *   Header file of MSDC driver
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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 *============================================================================ 
 ****************************************************************************/
#ifndef MSDC_DEF_H
#define MSDC_DEF_H


#define MSDC_DMA		// using DMA transfer instead of polling
#define MSDC_INT		// using hardware interrupt instead of polling
#define MSDC_SD_BITS4_BUS		// using 4bits bus width for SD card which has this feature
#define MMC40_USE_4BIT_BUS // support 4-bit bus for MMC4.0 (MT6218B, MT6219 and later)
// MMC40_USE_8BIT_BUS // only supported by MT6227 MT6228 MT6229 and later

#if defined(__MSDC_SD_MMC__)
#define MSDC_USE_USB_CLK
#endif
// #define USE_DMA_BURST
// #define MSDC_DEBUG_INFO
// #define MSDC_USE_INT
//#define MSDC_DEBUG	// used for test and debug
//#define MASS			// using for mass data transfer testing
//#define SD_ERASE
//#define FIFO_THLD		// Set FIFO Threshold
//#define SD_STOP_SLOW // used for some card with incorrect busy status (Siemens, 


//registers address definition
#define MSDC_ADRS		0x802a0000 
// MSDC_CLOCK in the unit of kHz
#if defined(MCU_26M)
#define MSDC_CLOCK		26000		// (kHz)
#define MSDC_OP_CLOCK	13000	
#elif defined(MCU_52M)
#define MSDC_CLOCK		52000		// (kHz)
#define MSDC_OP_CLOCK	13000	
#elif defined(MCU_104M)
#define MSDC_CLOCK		104000	// (kHz)
#define MSDC_OP_CLOCK	13000	
#endif

#if defined(MSDC_USE_USB_CLK)
#define MSDC_CLOCK_USB		48000		// (kHz)
#define MSDC_SD_OP_CLOCK	24000	
#endif

// T-Flash card use CD/DAT3 as the card detection and use only one bit data bus
#if defined(__MSDC_TFLASH_DAT3_1BIT_HOT_PLUG__)
	#if defined(MSDC_SD_BITS4_BUS)
		#undef MSDC_SD_BITS4_BUS
	#endif	
	#if defined(__MSDC_NOT_SUPPORT_HOT_PLUG__)
		#undef __MSDC_NOT_SUPPORT_HOT_PLUG__
	#endif	
	#if !defined(__MSDC_NO_WRITE_PROTECT__)
	#define __MSDC_NO_WRITE_PROTECT__
	#endif
#endif
//#define APB_ACCESS_CLK	0x80000400	
// common for SD/MMC and MS(memory stick)
#define MSDC_CFG		(MSDC_ADRS)
#define MSDC_STA		(MSDC_ADRS+0x04)
#define MSDC_INTR		(MSDC_ADRS+0x08)
#define MSDC_DAT		(MSDC_ADRS+0x0c)
#define MSDC_PS		(MSDC_ADRS+0x10)

#if !defined(MT6218)
#define MSDC_IOCON	(MSDC_ADRS+0x14)	
#endif

// macros
#define IS_MSDC_DMA_RUN 	 *(volatile kal_uint32 *)DMA_GLBSTA & (kal_uint32)DMA_GLBSTA_RUN(msdc_dmaport)

// masks for MSDC_CFG 
#define MSDC_CFG_MSDC		((kal_uint32)0x00000001)
#define MSDC_CFG_RED			((kal_uint32)0x00000002)
#define MSDC_CFG_NOCRC		((kal_uint32)0x00000004)
#define MSDC_CFG_RST			((kal_uint32)0x00000008)
//#define MSDC_CFG_PWS		((kal_uint32)0x00000010)		// removed
#define MSDC_CFG_CLKSRC		((kal_uint32)0x00000010) //0: MCU, 1: USB
#define MSDC_CFG_STDBY		((kal_uint32)0x00000020)
#define MSDC_CFG_CRED		((kal_uint32)0x00000040)
#define MSDC_CFG_SCKON		((kal_uint32)0x00000080)
#define MSDC_CFG_SCLKF		((kal_uint32)0x0000ff00)
#define MSDC_CFG_INTEN		((kal_uint32)0x00010000)