| Svyatoslav Ryhel | 41d86e7 | 2024-06-24 20:13:47 +0300 | [diff] [blame] | 1 | boot_block_size_r=0x200000 |
| 2 | boot_block_size=0x1000 |
| 3 | bootloader_file=u-boot-dtb-tegra.bin |
| 4 | spi_size=0x400000 |
| 5 | boot_dev=0 |
| Svyatoslav Ryhel | 238f418 | 2025-03-05 15:05:30 +0200 | [diff] [blame] | 6 | boot_interface=mmc |
| Svyatoslav Ryhel | 41d86e7 | 2024-06-24 20:13:47 +0300 | [diff] [blame] | 7 | |
| 8 | flash_uboot=echo Preparing RAM; |
| 9 | mw ${kernel_addr_r} 0 ${boot_block_size_r}; |
| 10 | mw ${ramdisk_addr_r} 0 ${boot_block_size_r}; |
| 11 | echo Reading BCT; |
| 12 | mmc dev 0 1; |
| 13 | mmc read ${kernel_addr_r} 0 ${boot_block_size}; |
| 14 | echo Reading bootloader; |
| Svyatoslav Ryhel | 238f418 | 2025-03-05 15:05:30 +0200 | [diff] [blame] | 15 | if load ${boot_interface} ${boot_dev}:1 ${ramdisk_addr_r} ${bootloader_file}; |
| Svyatoslav Ryhel | 41d86e7 | 2024-06-24 20:13:47 +0300 | [diff] [blame] | 16 | then echo Calculating bootloader size; |
| Svyatoslav Ryhel | 238f418 | 2025-03-05 15:05:30 +0200 | [diff] [blame] | 17 | size ${boot_interface} ${boot_dev}:1 ${bootloader_file}; |
| Svyatoslav Ryhel | 41d86e7 | 2024-06-24 20:13:47 +0300 | [diff] [blame] | 18 | ebtupdate ${kernel_addr_r} ${ramdisk_addr_r} ${filesize}; |
| 19 | echo Writing bootloader to eMMC; |
| 20 | mmc dev 0 1; |
| 21 | mmc write ${kernel_addr_r} 0 ${boot_block_size}; |
| 22 | mmc dev 0 2; |
| 23 | mmc write ${ramdisk_addr_r} 0 ${boot_block_size}; |
| 24 | echo Bootloader written successfully; |
| 25 | pause 'Press ANY key to reboot device...'; reset; |
| 26 | else echo Reading bootloader failed; |
| 27 | pause 'Press ANY key to return to bootmenu...'; bootmenu; fi |
| 28 | |
| 29 | update_spi=sf probe 0:1; |
| 30 | echo Dumping current SPI flash content ...; |
| 31 | sf read ${kernel_addr_r} 0x0 ${spi_size}; |
| 32 | if fatwrite mmc 1:1 ${kernel_addr_r} spi-flash-backup.bin ${spi_size}; |
| 33 | then echo SPI flash content was successfully written into spi-flash-backup.bin; |
| 34 | echo Reading SPI flash binary; |
| 35 | if load mmc 1:1 ${kernel_addr_r} repart-block.bin; |
| 36 | then echo Writing bootloader into SPI flash; |
| 37 | sf probe 0:1; |
| 38 | sf update ${kernel_addr_r} 0x0 ${spi_size}; |
| 39 | echo Bootloader SUCCESSFULLY written into SPI flash; |
| 40 | pause 'Press ANY key to reboot...'; reset; |
| 41 | else echo Preparing RAM; |
| 42 | mw ${kernel_addr_r} 0 ${boot_block_size_r}; |
| 43 | mw ${ramdisk_addr_r} 0 ${boot_block_size_r}; |
| 44 | echo Reading BCT; |
| 45 | sf read ${kernel_addr_r} 0x0 ${boot_block_size_r}; |
| 46 | echo Reading bootloader; |
| 47 | if load mmc 1:1 ${ramdisk_addr_r} ${bootloader_file}; |
| 48 | then echo Calculating bootloader size; |
| 49 | size mmc 1:1 ${bootloader_file}; |
| 50 | ebtupdate ${kernel_addr_r} ${ramdisk_addr_r} ${filesize}; |
| 51 | echo Writing bootloader into SPI flash; |
| 52 | sf probe 0:1; |
| 53 | sf update ${kernel_addr_r} 0x0 ${boot_block_size_r}; |
| 54 | sf update ${ramdisk_addr_r} ${boot_block_size_r} ${boot_block_size_r}; |
| 55 | echo Bootloader written SUCCESSFULLY; |
| 56 | pause 'Press ANY key to reboot...'; reset; |
| 57 | else echo Reading bootloader failed; |
| 58 | pause 'Press ANY key to reboot...'; reset; fi; |
| 59 | fi; |
| 60 | else echo SPI flash backup FAILED! Aborting ...; |
| 61 | pause 'Press ANY key to reboot...'; reset; fi |