; --------------------------------------------------------------------------------
; @Title: i.MX31 NAND FLASH Programming Script
; @Description:
;   FLASH Type: NAND FLASH(Numonyx, NAND02G-B2D)
; 
;   SDRAM: 0x80000000
;   NAND FLASH Controller(CPU-specific): 0xB8000000
; 
; @Author: jjeong
; @Chip: IMX31
; @Keywords: Numonyx NAND02G-B2D
; @Copyright: (C) 1989-2019 Lauterbach GmbH, licensed for use with TRACE32(R) only
; --------------------------------------------------------------------------------
; $Id: imx31-nand2g08.cmm 7577 2019-10-30 15:30:31Z bschroefel $

LOCAL &arg1
ENTRY &arg1
&arg1=STRing.UPpeR("&arg1")  // for example "PREPAREONLY"


  AREA.RESet
  AREA.view
  
//SYStem configuration

  PRINT "Starting the debugger..."
  SYStem.RESet
  SYStem.CPU MCIMX31
  SYStem.Option ResBreak OFF
  SYStem.JtagClock RTCK
  SYStem.Up

  WAIT 2.S

//Call SDRAM initialization
  GOSUB sdram_init


//NAND FLASH Controller Enable on i.Mx31
// ARM=399MHz HCLK=100MHz IPG=50MHz NFC=19.95MHz
  Data.Set sd:0x53f80004 %LE %Long 0xFF800458

//Reset Control and Source Register (RCSR)
//Define NAND FLASH Device 8 bits width ( bit 31 = 0 ), 2KB page (bit30 = 1)
  Data.Set 0x53F8000C %LE %Long 0x40000000

  Break.RESet

  FLASHFILE.RESet
//FLASHFILE.CONFIG <NAND Flash Controller Base Address> , ,
  FLASHFILE.CONFIG 0xB8000000 , ,

// FLASHFILE.TARGET <code range> <data range> <Algorithm file>
  FLASHFILE.TARGET 0x80008000++0x3fff 0x8000C000++0x4FFF ~~/demo/arm/flash/byte/nand2g08_imx.bin


//Read FLASH Manufacture and Device ID
  FLASHFILE.GETID

//End of the test prepareonly
IF "&arg1"=="PREPAREONLY"
ENDDO


//Put a list of bad blocks into area window for 2Gbit (256MB) size
  FLASHFILE.GETBADBLOCK 0x0--0xFFFFFFF


  DIALOG.YESNO "Program flash memory?"
  ENTRY &progflash
  IF &progflash 
  (
  //Erase NAND FLASH Main and Bad block inforamtion
    FLASHFILE.Erase 0x0--0x7FFFFFF  /EraseBadBlocks

  //Skipped way 
    FLASHFILE.LOAD.binary  * 0x0 
    ;FLASHFILE.LOADSPARE * 0x0 
   
  //Reserved block area way
    ;FLASHFILE.LOAD  * 0x0   /WriteBadBlocks
    ;FLASHFILE.LOADSPARE *  0x0   /WriteBadBlocks  
  )

  ENDDO

; --------------------------------------------------------------------------------
; Initialization script for 32 bit DDR on Tortola EVB 
; --------------------------------------------------------------------------------

sdram_init:

; SDCLK
	Data.Set 0x43FAC26C %Long 0

; CAS
	Data.Set 0x43FAC270 %Long 0

; RAS
	Data.Set 0x43FAC274 %Long 0

; CS2 (CSD0)
	Data.Set 0x43FAC27C %Long 0x1000
    
; DQM3
	Data.Set 0x43FAC284 %Long 0

; DQM2, DQM1, DQM0, SD31-SD0, A25-A0, MA10 (0x288..0x2DC)
	Data.Set 0x43FAC288 %Long 0
	Data.Set 0x43FAC28C %Long 0
	Data.Set 0x43FAC290 %Long 0
	Data.Set 0x43FAC294 %Long 0
	Data.Set 0x43FAC298 %Long 0
	Data.Set 0x43FAC29C %Long 0
	Data.Set 0x43FAC2A0 %Long 0
	Data.Set 0x43FAC2A4 %Long 0
	Data.Set 0x43FAC2A8 %Long 0
	Data.Set 0x43FAC2AC %Long 0
	Data.Set 0x43FAC2B0 %Long 0
	Data.Set 0x43FAC2B4 %Long 0
	Data.Set 0x43FAC2B8 %Long 0
	Data.Set 0x43FAC2BC %Long 0
	Data.Set 0x43FAC2C0 %Long 0
	Data.Set 0x43FAC2C4 %Long 0
	Data.Set 0x43FAC2C8 %Long 0
	Data.Set 0x43FAC2CC %Long 0
	Data.Set 0x43FAC2D0 %Long 0
	Data.Set 0x43FAC2D4 %Long 0
	Data.Set 0x43FAC2D8 %Long 0
	Data.Set 0x43FAC2DC %Long 0
	
	
	Data.Set 0xB8001010 %Long 0x00000004
	Data.Set 0xB8001004 %Long 0x006ac73a
	Data.Set 0xB8001000 %Long 0x92100000
	Data.Set 0x80000f00 %Long 0x12344321
	Data.Set 0xB8001000 %Long 0xa2100000
	Data.Set 0x80000000 %Long 0x12344321
	Data.Set 0x80000000 %Long 0x12344321
	Data.Set 0xB8001000 %Long 0xb2100000
	Data.Set 0x80000033 %Byte 0xda
	Data.Set 0x81000000 %Byte 0xff
	Data.Set 0xB8001000 %Long 0x82226080
	Data.Set 0x80000000 %Long 0xDEADBEEF
	Data.Set 0xB8001010 %Long 0x0000000c

RETURN