; --------------------------------------------------------------------------------
; @Title: Serial FLASH Programming script for TI AM3517
; @Description:
; Serial FLASH(ST,25P64) is connected to McSPI_CH0 
;
; SDRAM: 0x40200000
;
; before booting up
; SPI Tx Register : 0x48098038   
; SPI Rx Register : 0x4809803C   
; SPI CS Register : 0x4809802C    
;
; @Author: jjeong
; @Copyright: (C) 1989-2022 Lauterbach GmbH, licensed for use with TRACE32(R) only
; @Chip: AM3517
; @Keywords: ST 25P64 flash spi
; --------------------------------------------------------------------------------
; $Id: am3517-spi64.cmm 10516 2022-02-02 11:39:30Z bschroefel $

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



  AREA.RESet
  AREA.view

SYStem.CPU AM3517
TrOnchip.Set DABORT OFF
TrOnchip.Set PABORT OFF
TrOnchip.Set UNDEF OFF
SYStem.Option.ResBreak OFF
;SYStem.Mode Go
SYStem.Mode Up

;wait 1.s    
;if STATE.RUN()
;break

PER.Set.simple C15:0x1 %Long 0xC50078  ;disable MMU & Cache

;wdog disable 
;Data.Set 0x44E35048 %LE %LONG 0x0000AAAA 
;Data.Set 0x44E35048 %LE %LONG 0x00005555 

Data.Set 0x480021C8 %LE %Long 0x01000100
Data.Set 0x480021CC %LE %Long 0x01000100

;Disable Write Protect
Data.Set 0x48002174 %LE %Long 0x00140014
Data.Set 0x49056034 %LE %Long 0xFFF0FFFF
Data.Set 0x4905603C %LE %Long 0x00010000

;configure the SPI registers
Data.Set 0x48098010 %LE %Long 0x2  
Data.Set 0x48098010 %LE %Long 0x15 
Data.Set 0x48098020 %LE %Long 0x1  
Data.Set 0x48098028 %LE %Long 0x1  
Data.Set 0x4809802C %LE %Long 0x1A0103C7   ; MCSPI_CH0 CONF
Data.Set 0x48098034 %LE %Long 0x1          ; Enable McSPI Channel 0

//FLASFILE.CONFIG  <Tx Reg>     <Rx Reg>     <CS Reg, McSPI_CH0CONF>      
  FLASHFILE.CONFIG 0x48098038   0x4809803C   0x4809802C 

//FLASHFILE.TARGET <Code Range>       <Data Range>        <Algorithm File>
  FLASHFILE.TARGET 0x40200000++0x1FFF 0x40202000++0x1FFF  ~~/demo/arm/flash/byte/spi64_mcspi.bin /KEEP

FLASHFILE.GETID   ; Read FLASH Manufacture and Device ID

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


//FLASHFILE.UNLOCK 0x0++0xFFFFF 

//FLASHFILE.ERASE 0x0++0xFFFFF

//FLASHFILE.LOAD uboot.bin 0x0            ; Write uboot.bin to 0x0 on the serial flash  
//FLASHFILE.LOAD uboot.bin 0x0  /ComPare  ; Verify

  FLASHFILE.DUMP 0x0  ; Read out from the serial flash

ENDDO