175 lines
4.9 KiB
Plaintext
175 lines
4.9 KiB
Plaintext
; --------------------------------------------------------------------------------
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; @Title: AM3715 NAND FLASH Programming Script (with Hamming ECC)
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; @Description:
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; NAND FLASH(MT29F4G16ABA) is connected to CS0
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; MISTRAL OMAP EVM Board
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;
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; Internal SRAM : 0x40200000
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; Command Register : 0x6E00007C
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; Address Register : 0x6E000080
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; Data Register : 0x6E000084
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;
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; @Author: jjeong
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; @Chip: AM3715
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; @Keywords: NAND
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; @Copyright: (C) 1989-2022 Lauterbach GmbH, licensed for use with TRACE32(R) only
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; --------------------------------------------------------------------------------
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; $Id: am3715eccham-nand2g16.cmm 10516 2022-02-02 11:39:30Z bschroefel $
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LOCAL &arg1
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ENTRY &arg1
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&arg1=STRing.UPpeR("&arg1") // for example "PREPAREONLY"
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PRINT "initializing..."
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SYStem.RESet
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SYStem.CPU AM3715
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SYStem.JtagClock 1Mhz ; start with a fix JTAG clock,
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; otherwise every second system.up fails with an RTCK error
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SYStem.Option DACR ON ; give Debugger global write permissions
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SYStem.Option ResBreak OFF ; hardware dependent (see manual)
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SYStem.Option WaitReset ON ; hardware dependent (see manual)
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SYStem.Up
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SYStem.JtagClock RTCK
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PER.Set.simple C15:0x1 %Long (Data.Long(C15:0x1)&~(0x1005)) ; disable MMU and cache
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GOSUB disable_watchdog
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; --------------------------------------------------------------------------------
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; Initialize General Purpose Memory Controller
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; --------------------------------------------------------------------------------
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; GPMC_SYSCONFIG
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Data.Set 0x6E000010 %LE %Long 0x00000010
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; GPMC_IRQENABLE
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Data.Set 0x6E00001C %LE %Long 0x00000000
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; GPMC_TIMEOUT_CONTROL
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Data.Set 0x6E000040 %LE %Long 0x00000000
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; GPMC_CONFIG
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Data.Set 0x6E000050 %LE %Long 0x00000011
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; --------------------------------------------------------------------------------
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; Initialize CS0
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; --------------------------------------------------------------------------------
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; GPMC_CONFIG1_0
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; WRAPBURST not supported
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; READMULTIPLE single
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; READTYPE asynchronous
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; WRITEMULTIPLE single
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; WRITETYPE asynchronous
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; CLKACTIVATIONTIME at start access
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; ATTACHEDDEVPAGELEN 4 words
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; WAITREADMONITORING not monitored
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; WAITWRITEMONITOR not monitored
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; WAITMONITORTIME with valid data
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; WAITPINSELECT WAIT0
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; DEVICESIZE 16 bit
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; DEVICETYPE NAND flash like
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; MUXADDDATA disabled
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; TIMEPARAGRANULARIT x1 latencies
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; GPMCFCLKDIVIDER 1
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Data.Set 0x6E000060 %LE %Long 0x00001800 ;16bit
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;DATA.SET 0x6E000060 %LE %LONG 0x00000800 ;8bit
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; GPMC_CONFIG2_0
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Data.Set 0x6E000064 %LE %Long 0x00060600
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; GPMC_CONFIG3_0
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Data.Set 0x6E000068 %LE %Long 0x00060401
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; GPMC_CONFIG4_0
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Data.Set 0x6E00006C %LE %Long 0x05010801
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; GPMC_CONFIG5_0
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Data.Set 0x6E000070 %LE %Long 0x00080909
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; GPMC_CONFIG6_0
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Data.Set 0x6E000074 %LE %Long 0x1F0F0A80
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; GPMC_CONFIG7_0
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Data.Set 0x6E000078 %LE %Long 0x00000F48
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; --------------------------------------------------------------------------------
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; Flash programming
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; --------------------------------------------------------------------------------
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Data.Set 0x6E0001F8 %LE %Long 0x101 ;Enable HW-ECC engine, GPMI_ECC_CONTROL
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;DATA.SET 0x6E0001F8 %LE %LONG 0x0 ;Disable HW-ECC engine, GPMI_ECC_CONFIG
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; the ecc result is same when I access 16bit or 8bit
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Data.Set 0x6E0001F4 %LE %Long 0x006B1 ; Hamming ECC
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FLASHFILE.RESet
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//FLASHFILE.config <Cmd_reg> <Addr_reg> <Data_reg>
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FLASHFILE.CONFIG 0x6E00007C 0x6E000080 0x6E000084
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//FLASHFILE.target <Code_range> <Data_range> <Algorithm file>
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FLASHFILE.TARGET 0x40200000++0x1FFF 0x40202000++0x1FFF ~~/demo/arm/flash/word/nand2g16_tigpmcham.bin /KEEP
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//Read FLASH Manufacture and Device ID
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FLASHFILE.GETID
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//End of the test prepareonly
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IF "&arg1"=="PREPAREONLY"
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ENDDO
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//Open NAND FLASH Dump window
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FLASHFILE.DUMP 0x0
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//Check bad blocks into area window
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;FLASHFILE.GETBADBLOCK 0x0--0xFFFFFF
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//Erase NAND
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;FLASHFILE.ERASE 0x0--0xFFFFFF
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//Program NAND
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;FLASHFILE.LOAD * 0x0 /WriteBadBlocks
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ENDDO
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disable_watchdog:
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; Enable Interface Clock
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Data.Set 0x48004C10 %Long 0x20
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; Enable functional clock
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Data.Set 0x48004C00 %Long 0x20
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; Check that module is IDLE
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WAIT (Data.Long(SD:0x48004C20)&0x20)==0
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; Disable watchdog timer
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Data.Set SD:0x48314048 %LE %Long 0x0000AAAA
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WAIT (Data.Long(SD:0x48314034)&0x10)==0
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Data.Set SD:0x48314048 %LE %Long 0x00005555
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WAIT (Data.Long(SD:0x48314034)&0x10)==0
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; Check if the watchdog timer is running
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IF (Data.Long(SD:0x48314048)!=0x00005555)
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(
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; Disable Watchdog 2
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; Wait until reset complete
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WAIT (Data.Long(SD:0x48314014)&0x01)!=0
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; Disable 32Khz watchdog timer
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Data.Set 0x48314048 %Long 0x0000AAAA
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WAIT (Data.Long(SD:0x48314034)&0x10)==0
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; Disable 32Khz watchdog timer
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Data.Set 0x48314048 %Long 0x00005555
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WAIT (Data.Long(SD:0x48314034)&0x10)==0
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)
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RETURN
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