5.2. Burn firmware to Flash

5.2.1. Preparation Before Burning

  1. ViewLoad ofFirmwareofSize

    • inUseTFTPLoad FirmwaretoDDR ，Canfrom in toFileofSize

../_images/image7.png

  1. View FirmwareinFlashinof Address

    • UseU-BOOTofprintenvCommandsCanView Information，or EnableSDK/u-boot-2021.10/include/cvipart.h， File Include Information

../_images/image8.png ../_images/image9.png

5.2.2. BurnFirmware

  1. fromon MemoryAddress Firmware Loadingtoemmc

  • File emmc Need toNote，FileSizeofUnitis“ ”， ActualSize/ Size512，PleaseAlignmentafter emmc Operation

 1    # 1.  ddr ，andLoadFiletoddr
 2    # 2.  fip.bintoemmc boot0Partition,
 3    #    fip.bin inbootPartition， FileinuserPartition；Select emmc and to boot Partition
 4    mmc dev 0 1
 5    #     fip.bin flash， isDDRAddress，flashAddress，FileSize
 6    mmc write 0x82000000 0x0 0x800
 7    #     fip.bin 
 8    mmc write 0x82000000 0x800 0x800
 9    # 3.  Filetoemmc boot0Partition
10    #    Select emmc and to user Partition
11    mmc dev 0 0
12    #  yoc.bin
13    mmc write 0x82100000 0x0 0xc00
14    #  boot.emmc
15    mmc write 0x82280000 0x1800 0x1800
16    #  rootfs.emmc
17    mmc write 0x82580000 0x5d00 0x4000
18    #  cfg.emmc
19    mmc write 0x82d80000 0x3c500 0x5000
20    #  system.emmc
21    mmc write 0x83780000 0x28500 0x2800

  1. fromon MemoryAddress Firmware Loadingtospinand 

1    # Usemtd Commands CanView beforespinand Partition 
2    mtd
../_images/image10.png 
 1    #  fip.bin
 2    nand erase.part fip
 3    #  fip  Usecvi_sd_update  ofUsenand write
 4    # cvi_sd_update Can fip.bin  
 5    cvi_sd_update 0x82000000 spinand fip
 6
 7    #  yoc.bin
 8    nand erase.part 2nd
 9    #  yoc.bin offsetandsize  page size Alignment，UnitisBytes
10    nand write 0x82100000 2nd 0x180000
11    #  boot.spinand
12    nand erase.part BOOT
13    #  boot.spinand
14    nand write 0x82280000 BOOT 0x300000
15    #  rootfs.pinand
16    nand erase.part ROOTFS
17    #  rootfs.spinand
18    nand write 0x82580000 ROOTFS 0x800000
19    #  cfg.spinand
20    nand erase.part CFG
21    #  cfg.spinand
22    nand write 0x82d80000 CFG 0xA00000
23    #  system.spinand
24    nand erase.part SYSTEM
25    #  system.spinand
26    nand write 0x83780000 SYSTEM 0x300000

  1. fromon MemoryAddress Firmware Loadingtospinor 

 1    #  andInitialize SPI-NOR
 2    sf probe
 3    #  flash，not Write，with16MB as an example，0x0 Address，16M = 0x1000000
 4    sf erase 0x0 0x1000000
 5    #  printenvCommands toofInformationwillDDRofDataWriteFlash， page Alignment。UnitisBytes。
 6    #  fip.bin
 7    sf write 0x82000000 0x0 0x100000
 8    #  yoc.bin
 9    sf write 0x82100000 0x200000 0x100000
10    #  boot.spinor
11    sf write 0x82280000 0x300000 0x300000
12    #  rootfs.spinor
13    sf write 0x82580000 0x640000 0x480000