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Gen4_R-Car_Trace32/2_Trunk/demo/arm/flash/mec1503-spi.cmm
2025-10-14 09:52:32 +09:00

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; --------------------------------------------------------------------------------
; @Title: Serial FLASH Programming Script for MEC1503
; @Description:
; Serial FLASH (WINBOND, 25Q128) is connected to SHD_CS0(GPIO55)
;
; pin# - SPI Flash
; GPIO002-SHD_CS1
; GPIO055-SHD_CS0
; GPIO056-SHD_CLK
; GPIO223-SHD_IO0
; GPIO224-SHD_IO1
; GPIO227-SHD_IO2
; GPIO016-SHD_IO3
;
; @Keywords: ARM, Cortex-M4
; @Author: JIM
; @Board: Everglades-EVB
; @Chip: MEC1503
; @Copyright: (C) 1989-2022 Lauterbach GmbH, licensed for use with TRACE32(R) only
; --------------------------------------------------------------------------------
; $Id: mec1503-spi.cmm 11733 2023-01-16 08:55:12Z bschroefel $
LOCAL &arg1
ENTRY &arg1
&arg1=STRing.UPpeR("&arg1") // for example "PREPAREONLY"
&SPI_BASE=0x40070000
; ------------------------------------------------------------------------------
; Setup CPU
SYStem.RESet
SYStem.CPU MEC1503
SYStem.CONFIG.DEBUGPORTTYPE SWD
IF hardware.COMBIPROBE()||hardware.UTRACE()
(
SYStem.CONFIG.CONNECTOR MIPI20T
)
SYStem.Option DUALPORT ON
SYStem.MemAccess DAP
SYStem.JtagClock 10MHz
Trace.DISable
SYStem.Up
; ------------------------------------------------------------------------------
; Flash Power & Clock Enable
; ------------------------------------------------------------------------------
; Flash Pin Mux Configuration
GOSUB PINMUX_CONFIG
; ------------------------------------------------------------------------------
; Flash Controller Init
PER.Set.simple ASD:&SPI_BASE+0x018 %Long -1 ;enable all interrupt
PER.Set.simple ASD:&SPI_BASE+0x000 %Long 0x00020001 ;enable CS0 & clock_div for QMSPI
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x6 ;clear tx buffer
GOSUB READ_ID_TEST
; ------------------------------------------------------------------------------
; Flash declaration
Break.RESet
FLASHFILE.RESet
//FLASHFILE.CONFIG <QMSPI Base> <0> <0>
FLASHFILE.CONFIG &SPI_BASE 0x0 0x0
// FLASHFILE.TARGET <code range> <data range> <Algorithm file>
FLASHFILE.TARGET 0x0E0000++0x1FFF E:0x0E2000++0x24FF ~~/demo/arm/flash/byte/spi64_mecqm.bin /keep /dualport /stacksize 0x200
FLASHFILE.GETID ; Read FLASH Manufacture and Device ID
//End of the test prepareonly
IF "&arg1"=="PREPAREONLY"
ENDDO
FLASHFILE.DUMP 0x0 ; Read out from the serial flash
//FLASHFILE.ERASE 0x0--0xFFFFF ; Erase the serial flash 0x0--0xFFFFF
//FLASHFILE.LOAD uboot.bin 0x0 ; Write uboot.bin to 0x0 on the serial flash
//FLASHFILE.LOAD uboot.bin 0x0 /ComPare ; Verify
ENDDO
PINMUX_CONFIG:
;GPIO002-SHD_CS1
PER.Set.simple ASD:0x40081008 %Long 0xA240 ;output
;GPIO055-SHD_CS0
PER.Set.simple ASD:0x400810B4 %Long 0xA240 ;output
;GPIO056-SHD_CLK
PER.Set.simple ASD:0x400810B8 %Long 0xA240 ;output
;GPIO223-SHD_IO0
PER.Set.simple ASD:0x4008124C %Long 0x1040 ;mux 1 for SHD_IO0
;GPIO224-SHD_IO1
PER.Set.simple ASD:0x40081250 %Long 0x2040 ;mux 2 for SHD_IO1
;GPIO227-SHD_IO2
PER.Set.simple ASD:0x4008125C %Long 0x1040 ;mux 1 for SHD_IO2
;GPIO016-SHD_IO3
PER.Set.simple ASD:0x40081038 %Long 0x2040 ;mux 2 for SHD_IO3
RETURN
READ_ID_TEST:
PER.Set.simple ASD:&SPI_BASE+0x018 %Long -1 ;enable all interrupt
PER.Set.simple ASD:&SPI_BASE+0x000 %Long 0x00020001 ;enable...QMSPI
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x6 ;clear tx buffer
PER.Set.simple ASD:&SPI_BASE+0x010 %Long -1 ;status clear
PER.Set.simple ASD:&SPI_BASE+0x004 %Long 0x100044 ;tx/rx eanble
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x4 //clear data buffer
PER.Set.simple ASD:&SPI_BASE+0x020 %Byte 0x9F ;tx buffer
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x1 //start
PRINT "1st 0x" Data.Byte(A:&SPI_BASE+0x024)
PER.Set.simple ASD:&SPI_BASE+0x020 %Byte 0x00 ;tx buffer
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x1 //start
PRINT "2nd 0x" Data.Byte(A:&SPI_BASE+0x024) " (Manufacturer)"
PER.Set.simple ASD:&SPI_BASE+0x020 %Byte 0x00 ;tx buffer
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x1 //start
PRINT "3rd 0x" Data.Byte(A:&SPI_BASE+0x024) " (Device ID)"
PER.Set.simple ASD:&SPI_BASE+0x020 %Byte 0x00 ;tx buffer
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x1 //start
PRINT "4th 0x" Data.Byte(A:&SPI_BASE+0x024)
//last byte access
PER.Set.simple ASD:&SPI_BASE+0x004 %Long 0x100044|0x200 ;tx/rx eanble , terminate
PER.Set.simple ASD:&SPI_BASE+0x020 %Byte 0x00 ;tx buffer
PER.Set.simple ASD:&SPI_BASE+0x008 %Long 0x1 //start
PRINT "5th 0x" Data.Byte(A:&SPI_BASE+0x024)
RETURN