nand.c File Reference

#include <string.h>
#include "def.h"
#include "2440addr.h"
#include "2440lib.h"
#include "2440slib.h"
#include "Nand.h"
#include "bootpara.h"
#include "norflash.h"

Go to the source code of this file.

Data Structures
struct	Partition
struct	param_struct

Macros
#define	GLOBAL_PARAMS
#define	puts   Uart_Printf
#define	printf   Uart_Printf
#define	getch   Uart_Getch
#define	putch   Uart_SendByte
#define	EnNandFlash()   (rNFCONT |= 1)
#define	DsNandFlash()   (rNFCONT &= ~1)
#define	NFChipEn()   (rNFCONT &= ~(1<<1))
#define	NFChipDs()   (rNFCONT |= (1<<1))
#define	InitEcc()   (rNFCONT |= (1<<4))
#define	MEccUnlock()   (rNFCONT &= ~(1<<5))
#define	MEccLock()   (rNFCONT |= (1<<5))
#define	SEccUnlock()   (rNFCONT &= ~(1<<6))
#define	SEccLock()   (rNFCONT |= (1<<6))
#define	WrNFDat8(dat)   (rNFDATA8 = (dat))
#define	WrNFDat32(dat)   (rNFDATA = (dat))
#define	RdNFDat8()   (rNFDATA8)
#define	RdNFDat32()   (rNFDATA)
#define	WrNFCmd(cmd)   (rNFCMD = (cmd))
#define	WrNFAddr(addr)   (rNFADDR = (addr))
#define	WrNFDat(dat)   WrNFDat8(dat)
#define	RdNFDat()   RdNFDat8()
#define	RdNFMEcc()   (rNFMECC0)
#define	RdNFSEcc()   (rNFSECC)
#define	RdNFStat()   (rNFSTAT)
#define	NFIsBusy()   (!(rNFSTAT&1))
#define	NFIsReady()   (rNFSTAT&1)
#define	READCMD0   0
#define	READCMD1   1
#define	READCMD2   0x50
#define	ERASECMD0   0x60
#define	ERASECMD1   0xd0
#define	PROGCMD0   0x80
#define	PROGCMD1   0x10
#define	QUERYCMD   0x70
#define	RdIDCMD   0x90
#define	TACLS   1
#define	TWRPH0   4
#define	TWRPH1   1
#define	LINUX_PAGE_SHIFT   12
#define	LINUX_PAGE_SIZE   (1<<LINUX_PAGE_SHIFT)
#define	COMMAND_LINE_SIZE   1024
#define	FLAG_READONLY   1
#define	FLAG_RDLOAD   4
#define	FLAG_RDPROMPT   8
#define	NOR_PARAMS_OFFSET   0x1c000

Functions
void	call_linux (U32 a0, U32 a1, U32 a2)
void	cache_clean_invalidate (void)
void	tlb_invalidate (void)
void	disable_irq (void)
int	sprintf (char *, const char *,...)
void	NandErase (void)
void	NandWrite (void)
	MemoryTest (void)
int	RelocateNKBIN (U32 img_src, U32 *pStart, U32 *pLength, U32 *pLaunch)
void	NandLoadRun (void)
int	search_params (void)
int	save_params (void)
int	set_params (void)

Variables
U32	downloadAddress
U32	downloadFileSize

---

Macro Definition Documentation

#define COMMAND_LINE_SIZE   1024

Definition at line 390 of file nand.c.

#define DsNandFlash

(

)

(rNFCONT &= ~1)

Definition at line 22 of file nand.c.

#define EnNandFlash

(

)

(rNFCONT |= 1)

Definition at line 21 of file nand.c.

#define ERASECMD0   0x60

Definition at line 55 of file nand.c.

#define ERASECMD1   0xd0

Definition at line 56 of file nand.c.

#define FLAG_RDLOAD   4

Definition at line 400 of file nand.c.

#define FLAG_RDPROMPT   8

Definition at line 401 of file nand.c.

#define FLAG_READONLY   1

Definition at line 399 of file nand.c.

#define getch   Uart_Getch

Definition at line 18 of file nand.c.

#define GLOBAL_PARAMS

Definition at line 13 of file nand.c.

#define InitEcc

(

)

(rNFCONT |= (1<<4))

Definition at line 25 of file nand.c.

#define LINUX_PAGE_SHIFT   12

Definition at line 388 of file nand.c.

#define LINUX_PAGE_SIZE   (1<<LINUX_PAGE_SHIFT)

Definition at line 389 of file nand.c.

#define MEccLock

(

)

(rNFCONT |= (1<<5))

Definition at line 27 of file nand.c.

#define MEccUnlock

(

)

(rNFCONT &= ~(1<<5))

Definition at line 26 of file nand.c.

#define NFChipDs

(

)

(rNFCONT |= (1<<1))

Definition at line 24 of file nand.c.

#define NFChipEn

(

)

(rNFCONT &= ~(1<<1))

Definition at line 23 of file nand.c.

#define NFIsBusy

(

)

(!(rNFSTAT&1))

Definition at line 45 of file nand.c.

#define NFIsReady

(

)

(rNFSTAT&1)

Definition at line 46 of file nand.c.

#define NOR_PARAMS_OFFSET   0x1c000

Definition at line 707 of file nand.c.

#define printf   Uart_Printf

Definition at line 17 of file nand.c.

#define PROGCMD0   0x80

Definition at line 57 of file nand.c.

#define PROGCMD1   0x10

Definition at line 58 of file nand.c.

#define putch   Uart_SendByte

Definition at line 19 of file nand.c.

#define puts   Uart_Printf

Definition at line 16 of file nand.c.

#define QUERYCMD   0x70

Definition at line 59 of file nand.c.

#define RdIDCMD   0x90

Definition at line 60 of file nand.c.

#define RdNFDat

(

)

RdNFDat8()

Definition at line 39 of file nand.c.

#define RdNFDat32

(

)

(rNFDATA)

Definition at line 34 of file nand.c.

#define RdNFDat8

(

)

(rNFDATA8)

Definition at line 33 of file nand.c.

#define RdNFMEcc

(

)

(rNFMECC0)

Definition at line 41 of file nand.c.

#define RdNFSEcc

(

)

(rNFSECC)

Definition at line 42 of file nand.c.

#define RdNFStat

(

)

(rNFSTAT)

Definition at line 44 of file nand.c.

#define READCMD0   0

Definition at line 52 of file nand.c.

#define READCMD1   1

Definition at line 53 of file nand.c.

#define READCMD2   0x50

Definition at line 54 of file nand.c.

#define SEccLock

(

)

(rNFCONT |= (1<<6))

Definition at line 29 of file nand.c.

#define SEccUnlock

(

)

(rNFCONT &= ~(1<<6))

Definition at line 28 of file nand.c.

#define TACLS   1

Definition at line 65 of file nand.c.

#define TWRPH0   4

Definition at line 66 of file nand.c.

#define TWRPH1   1

Definition at line 67 of file nand.c.

#define WrNFAddr

(

addr

)

(rNFADDR = (addr))

Definition at line 37 of file nand.c.

#define WrNFCmd

(

cmd

)

(rNFCMD = (cmd))

Definition at line 36 of file nand.c.

#define WrNFDat

(

dat

)

WrNFDat8(dat)

Definition at line 38 of file nand.c.

#define WrNFDat32

(

dat

)

(rNFDATA = (dat))

Definition at line 32 of file nand.c.

#define WrNFDat8

(

dat

)

(rNFDATA8 = (dat))

Definition at line 31 of file nand.c.

---

Function Documentation

void cache_clean_invalidate

(

void

)

Definition at line 454 of file nand.c.

void call_linux	(	U32	a0,
		U32	a1,
		U32	a2
	)

Definition at line 475 of file nand.c.

void disable_irq

(

void

)

MemoryTest

(

void

)

void NandErase

(

void

)

Definition at line 578 of file nand.c.

void NandLoadRun

(

void

)

Definition at line 664 of file nand.c.

void NandWrite

(

void

)

Definition at line 617 of file nand.c.

int RelocateNKBIN	(	U32	img_src,
		U32 *	pStart,
		U32 *	pLength,
		U32 *	pLaunch
	)

int save_params

(

void

)

Definition at line 758 of file nand.c.

int search_params

(

void

)

Definition at line 709 of file nand.c.

int set_params

(

void

)

Definition at line 792 of file nand.c.

int sprintf	(	char *	,
		const char *	,
			...
	)

void tlb_invalidate

(

void

)

Definition at line 468 of file nand.c.

---

Variable Documentation

U32 downloadAddress

U32 downloadFileSize