167 lines
4.9 KiB
Plaintext
167 lines
4.9 KiB
Plaintext
; --------------------------------------------------------------------------------
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; @Title: eMMC FLASH Program script for the AM654x
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; @Description:
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; The MTFC16GAKAEJP is connected to the MMCSD0 controller
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;
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; SRAM:
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; MMCSD0 Base: 0x04F80000
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;
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; Prerequisites: Switch Settings
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; SW3[10:1]: [xxxxxx1101] SYSBOOT for eMMC memory
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;
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; @Chip:
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; @Board:
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; @Author: JIM
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; @Keywords:
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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: am654x-emmc.cmm 10516 2022-02-02 11:39:30Z bschroefel $
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&MMC_BASE=0x04f80000 ;MMC0
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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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SYStem.CPU AM6548-CR5
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CORE.ASSIGN 1.
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SYStem.Option RB off
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SYStem.Option EnReset ON
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SYStem.MemAccess DAP ;Enable to use the dualport
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SYStem.Up
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; --------------------------------------------------------------------------------
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; stop DMSC watchdog
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Data.Set AXI:0x44135120 %Long 0x4658fc21
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Data.Set AXI:0x44135124 %Long 0x3ac4f102
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Data.Set AXI:0x44135150 %Long 0x0000000a
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; --------------------------------------------------------------------------------
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; pin multiplexing for MMCSD0
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GOSUB PIN_MUX
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; --------------------------------------------------------------------------------
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; Configure MMCSD0 Host controller
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Data.Set &MMC_BASE+0x04 %Long 0x00010200
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Data.Set &MMC_BASE+0x28 %Long 0x00000B00 ; high speed disable, data_width 1bit
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Data.Set &MMC_BASE+0x2C %Long 0x000EF007|(0x3<<25.) ; Reset cmd&data line & set the mmc clock 400khz
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WAIT 100.ms
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Data.Set &MMC_BASE+0x34 %Long 0x7f0037 ; Enable the Interrupt Status Register Field (&MMC_BASE+0x30)
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Data.Set &MMC_BASE+0x38 %Long 0x7f0037 ; Interrupt Enable, Normal Interrupt Signal Enable Register
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GOSUB READ_ID_TEST
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Break.RESet
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FLASHFILE.RESet
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//FLASHFILE.CONFIG <MMCSD0_CTL_CFG> 0x0 0x0
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FLASHFILE.CONFIG &MMC_BASE 0x0 0x0
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//FLASHFILE.target <Code_range> <Data_range> <Algorithm file>
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FLASHFILE.TARGET 0x41C00000++0x2FFF E:0x41C03000++0x23FF ~~/demo/arm/flash/byte/emmc_omap.bin /KEEP /DualPort /STACKSIZE 0x200
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Data.Set &MMC_BASE+0x2C %Long 0x000EF007 ;400Khz
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FLASHFILE.GETID
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Data.Set &MMC_BASE+0x2C %Long 0x000E0407 ;25Mhz
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FLASHFILE.GETEXTCSD
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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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//When you access to the other partition on the flash
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; FLASHFILE.SETEXTCSD 179. 0x48 ; access: partition null
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; FLASHFILE.SETEXTCSD 179. 0x49 ; access: partition boot 1
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; FLASHFILE.SETEXTCSD 179. 0x4A ; access: partition boot 2
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FLASHFILE.DUMP 0x0 ; Read eMMC
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;FLASHFILE.ERASE 0x0--0xFFFFF ; Erase eMMC
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;FLASHFILE.LOAD * 0x0 ; Write eMMC
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ENDDO
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READ_ID_TEST:
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(
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//MMC interface, not SD(HC)
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//CMD0
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RePeaT 2.
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(
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Data.Set &MMC_BASE+0x30 %Long 0xFFFFFFFF ;clear status
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Data.Set &MMC_BASE+0x8 %Long 0x0 ;arg
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Data.Set &MMC_BASE+0xc %Long 0x0 ;cmd
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WAIT 10.ms
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)
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//CMD1
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RePeaT 10.
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(
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Data.Set &MMC_BASE+0x30 %Long 0xFFFFFFFF ;clear status
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Data.Set &MMC_BASE+0x8 %Long 0x40FF8000 ;arg
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Data.Set &MMC_BASE+0xc %Long 0x01020000 ;cmd1
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WAIT 100.ms
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&resp=Data.Long(A:(&MMC_BASE+0x10))
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//print "CMD1 resp: 0x" &resp
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IF (&resp&0x80000000)==0x80000000
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(
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GOTO jump_cmd2
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)
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)
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PRINT "CMD1 fail"
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END
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jump_cmd2:
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//CMD2
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Data.Set &MMC_BASE+0x30 %Long 0xFFFFFFFF ;clear status
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Data.Set &MMC_BASE+0x8 %Long 0x0 ;arg
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Data.Set &MMC_BASE+0xc %Long 0x02010000 ;cmd2
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WAIT 10.ms
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//CMD3
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Data.Set &MMC_BASE+0x30 %Long 0xFFFFFFFF ;clear status
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Data.Set &MMC_BASE+0x8 %Long 0x00010000 ; arg, MMC RCA is (0x0001<<16.)
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Data.Set &MMC_BASE+0xc %Long 0x03020000 ;cmd3
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WAIT 10.ms
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//CMD10
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Data.Set &MMC_BASE+0x30 %Long 0xFFFFFFFF ;clear status
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Data.Set &MMC_BASE+0x8 %Long 0x00010000 ; arg, MMC RCA is (0x0001<<16.)
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Data.Set &MMC_BASE+0xc %Long 0x0A010000 ;cmd10
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WAIT 10.ms
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//Response2
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PRINT "CID register"
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PRINT "[127:104] 0x" Data.Long(A:(&MMC_BASE+0x1c))
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PRINT "[103:72] 0x" Data.Long(A:(&MMC_BASE+0x18))
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PRINT "[71:40] 0x" Data.Long(A:(&MMC_BASE+0x14))
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PRINT "[39:8] 0x" Data.Long(A:(&MMC_BASE+0x10))
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RETURN
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)
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PIN_MUX:
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(
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;MMR_unlock
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Data.Set AXI:0x0011D008 %Long 0x68ef3490 ; CTRLMMR_LOCK7_KICK0 -> unlock I/O partition
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Data.Set AXI:0x0011D00C %Long 0xD172BC5A ; CTRLMMR_LOCK7_KICK1
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Data.Set AXI:0x0011C188 %Long 0x08060007 ;MMC0_DAT7, CTRLMMR_PADCONFIG98
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Data.Set AXI:0x0011C18C %Long 0x08060007 ;MMC0_DAT6
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Data.Set AXI:0x0011C190 %Long 0x08060007 ;MMC0_DAT5
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Data.Set AXI:0x0011C194 %Long 0x08060007 ;MMC0_DAT4
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Data.Set AXI:0x0011C198 %Long 0x00060000 ;MMC0_DAT3
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Data.Set AXI:0x0011C19C %Long 0x00060000 ;MMC0_DAT2
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Data.Set AXI:0x0011C1A0 %Long 0x00060000 ;MMC0_DAT1
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Data.Set AXI:0x0011C1A4 %Long 0x00060000 ;MMC0_DAT0
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Data.Set AXI:0x0011C1A8 %Long 0x00030000 ;MMC0_CLK
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Data.Set AXI:0x0011C1AC %Long 0x00060000 ;MMC0_CMD
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Data.Set AXI:0x0011C1B0 %Long 0x08040007 ;MMC0_DS
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Data.Set AXI:0x0011C1B4 %Long 0x00260000 ;MMC0_SDCD
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Data.Set AXI:0x0011C1B8 %Long 0x08210007 ;MMC0_SDWP
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RETURN
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)
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