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Gen4_R-Car_Trace32/2_Trunk/demo/arm/flash/lpc18xx-spifi.cmm
2025-10-14 09:52:32 +09:00

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; --------------------------------------------------------------------------------
; @Title: SPI FLASH Programming script for LPC1850
; @Description:
; SPI FLASH(Spansion, S25Q256) is connected SPIFI
;
; Internal SRAM : 0x10000000
; SPIFI : 0x40003000
;
; @Author: jjeong
; @Copyright: (C) 1989-2022 Lauterbach GmbH, licensed for use with TRACE32(R) only
; @Chip: LPC1850
; @Keywords: Spansion S25Q256 flash SPI
; --------------------------------------------------------------------------------
; $Id: lpc18xx-spifi.cmm 10516 2022-02-02 11:39:30Z bschroefel $
LOCAL &arg1
ENTRY &arg1
&arg1=STRing.UPpeR("&arg1") // for example "PREPAREONLY"
&spifi_base=0x40003000
SYStem.RESet
SYStem.CPU LPC1850
SYStem.CONFIG.DEBUGPORTTYPE JTAG
IF COMBIPROBE()||UTRACE()
(
SYStem.CONFIG.CONNECTOR MIPI20T
)
SYStem.Option.ResBreak OFF
SYStem.Up
//init qspi controller (ex, pin mux and clk enable)
Data.Set SD:0x40050070 %Long 0x01000000
; Setup SPIFI I/O pins
Data.Set SD:0x4008618C %Long 0xF3 ; SPIFI_SCK
Data.Set SD:0x40086190 %Long 0xD3 ; SPIFI_SIO3
Data.Set SD:0x40086194 %Long 0xD3 ; SPIFI_SIO2
Data.Set SD:0x40086198 %Long 0xD3 ; SPIFI_SIO1
Data.Set SD:0x4008619C %Long 0xD3 ; SPIFI_SIO0
Data.Set SD:0x400861A0 %Long 0x13 ; SPIFI_CS
Data.Set SD:(&spifi_base+0x18) %LE %Long (0x13<<24.)|(5.<<21.) //4Byte address
; Data.Set SD:(&spifi_base+0x18) %LE %Long (0x03<<24.)|(4.<<21.) //3Byte address
//FLASH READ ID TEST
AREA.CLEAR
AREA.view
GOSUB READ_ID_TEST
DIALOG.YESNO "the flash id is correct on AREA window?"
ENTRY &result
IF !&result
(
PRINT "pls, check your register configuration to enable your flash controller"
ENDDO
)
//S(D)RAM TEST for algorithm file
Data.Test 0x10000000++0x3FFF /Prime ;s(d)ram test
IF FOUND()
(
PRINT "s(d)ram is NOT initialized around 0x" ADDRESS.OFFSET(TRACK.ADDRESS())
ENDDO
)
Break.RESet
FLASHFILE.RESet
//FLASHFILE.CONFIG <SPIFI Base>
FLASHFILE.CONFIG &spifi_base
// FLASHFILE.TARGET <code range> <data range> <Algorithm file>
FLASHFILE.TARGET 0x10000000++0x1FFF EAHB:0x10002000++0x21FF ~~/demo/arm/flash/byte/spi4b64_spifi.bin /KEEP /DualPort
//Read FLASH Manufacture and Device ID
FLASHFILE.GETID
//End of the test prepareonly
IF "&arg1"=="PREPAREONLY"
ENDDO
;FLASHFILE.DUMP 0x0 ; Read
;FLASHFILE.ERASE 0x0--0xFFFFF ; Erase
;FLASHFILE.LOAD * 0x0 ; Write
;FLASHFILE.LOAD * 0x0 /ComPare ; Verify
ENDDO
READ_ID_TEST:
Data.Set D:(&spifi_base+0x4) %Long 0x9F200004 ; opcode with no address / input (cpu-> flash) / data length 4
PRINT "read 1st: 0x" Data.Byte(D:(&spifi_base+0x14))
PRINT "read 2nd: 0x" Data.Byte(D:(&spifi_base+0x14))
PRINT "read 3rd: 0x" Data.Byte(D:(&spifi_base+0x14))
PRINT "read 4th: 0x" Data.Byte(D:(&spifi_base+0x14))
RETURN