| if itest.s a$uboot_defconfig == a; then |
| echo "Please set uboot_defconfig to the appropriate value" |
| exit |
| fi |
| |
| offset=0x400 |
| erase_size=0xC0000 |
| qspi_offset=0x0 |
| a_base=0x12000000 |
| block_size=0x200 |
| |
| #grab 1st 2/3 characters of string |
| setexpr cpu2 sub "^(..?).*" "\\1" "${imx_cpu}" |
| setexpr cpu3 sub "^(..?.?).*" "\\1" "${imx_cpu}" |
| if itest.s x51 == "x${cpu2}"; then |
| a_base=0x92000000 |
| elif itest.s x53 == "x${cpu2}"; then |
| a_base=0x72000000 |
| elif itest.s x6SX == "x${cpu3}" || itest.s x6U == "x${cpu2}" || itest.s x7D == "x${cpu2}"; then |
| a_base=0x82000000 |
| elif itest.s x8M == "x${cpu2}"; then |
| a_base=0x42000000 |
| offset=0x8400 |
| if itest.s x8MN == "x${cpu3}" || itest.s x8MP == "x${cpu3}"; then |
| offset=0x8000 |
| if itest ${env_part} != 0 ; then |
| offset=0x0 |
| fi |
| fi |
| fi |
| |
| qspi_match=1 |
| setexpr a_qspi1 ${a_base} |
| setexpr a_qspi2 ${a_qspi1} + 0x400000 |
| setexpr a_uImage1 ${a_qspi1} + 0x400 |
| setexpr a_uImage2 ${a_qspi2} + 0x400 |
| setexpr a_script ${a_base} |
| |
| if itest.s "x${vidconsole}" == "x" ; then |
| vidconsole=vga |
| fi |
| setenv stdout serial,${vidconsole} |
| |
| if itest.s "x${sfname}" == "x" ; then |
| # U-Boot resides in (e)MMC |
| if itest.s "x${env_dev}" == "x" || itest.s "x${env_part}" == "x"; then |
| echo "Please set env_dev/part to the appropriate values" |
| exit |
| fi |
| |
| # Load bootloader binary for this board |
| if ${fs}load ${devtype} ${devnum}:${distro_bootpart} ${a_uImage1} u-boot.$uboot_defconfig ; then |
| else |
| echo "File u-boot.$uboot_defconfig not found on SD card" ; |
| exit |
| fi |
| |
| # Compute block count for filesize and offset |
| setexpr cntoffset ${offset} / ${block_size} |
| setexpr cntfile ${filesize} / ${block_size} |
| # Add 1 in case the $filesize is not a multiple of $block_size |
| setexpr cntfile ${cntfile} + 1 |
| |
| # Select media partition (if different from main partition) |
| mmc dev ${env_dev} ${env_part} |
| |
| # Read and compare current U-Boot |
| mmc read ${a_uImage2} ${cntoffset} ${cntfile} |
| if cmp.b ${a_uImage1} ${a_uImage2} ${filesize} ; then |
| echo "------- U-Boot versions match" ; |
| echo "------- U-Boot upgrade NOT needed" ; |
| exit ; |
| fi |
| |
| echo "Need U-Boot upgrade" ; |
| echo "Program in 5 seconds" ; |
| for n in 5 4 3 2 1 ; do |
| echo $n ; |
| sleep 1 ; |
| done |
| mmc write ${a_uImage1} ${cntoffset} ${cntfile} |
| |
| # Make sure to boot from the proper partition |
| if itest ${env_part} != 0 ; then |
| mmc partconf ${env_dev} 1 ${env_part} 0 |
| fi |
| |
| # Switch back to main eMMC partition (to avoid confusion) |
| mmc dev ${env_dev} |
| |
| else |
| # U-Boot resides in NOR flash |
| if sf probe || sf probe || sf probe 1 27000000 || sf probe 1 27000000 ; then |
| echo "probed SPI ROM" ; |
| else |
| echo "Error initializing EEPROM" |
| exit |
| fi |
| |
| if itest.s "x${sfname}" == "xat45db041d" ; then |
| erase_size=0x7e000 |
| fi |
| |
| if itest.s x7D == "x${imx_cpu}"; then |
| echo "check qspi parameter block" ; |
| if ${fs}load ${devtype} ${devnum}:${distro_bootpart} ${a_qspi1} qspi-${sfname}.${uboot_defconfig} ; then |
| else |
| echo "parameter file qspi-${sfname}.${uboot_defconfig} not found on SD card" |
| exit |
| fi |
| if itest ${filesize} != 0x200 ; then |
| echo "------- qspi-${sfname}.${uboot_defconfig} 0x${filesize} != 0x200 bytes" ; |
| exit |
| fi |
| setexpr a_marker ${a_qspi1} + 0x1fc |
| if itest *${a_marker} != c0ffee01 ; then |
| echo "------- qspi-${sfname}.${uboot_defconfig} c0ffee01 marker missing" ; |
| exit |
| fi |
| if sf read ${a_qspi2} ${qspi_offset} 0x200 ; then |
| else |
| echo "Error reading qspi parameter from EEPROM" |
| exit |
| fi |
| if cmp.b ${a_qspi1} ${a_qspi2} 0x200 ; then |
| echo "------- qspi parameters match" |
| else |
| echo "------- qspi parameters mismatch" |
| qspi_match=0 |
| fi |
| fi |
| |
| echo "check U-Boot" ; |
| |
| if ${fs}load ${devtype} ${devnum}:${distro_bootpart} ${a_uImage1} u-boot.$uboot_defconfig ; then |
| else |
| echo "File u-boot.$uboot_defconfig not found on SD card" ; |
| exit |
| fi |
| echo "read $filesize bytes from SD card" ; |
| if sf read ${a_uImage2} $offset $filesize ; then |
| else |
| echo "Error reading boot loader from EEPROM" ; |
| exit |
| fi |
| |
| if cmp.b ${a_uImage1} ${a_uImage2} $filesize ; then |
| echo "------- U-Boot versions match" ; |
| if itest.s "${qspi_match}" == "1" ; then |
| echo "------- U-Boot upgrade NOT needed" ; |
| if itest.s "x" != "x${next}" ; then |
| if ${fs}load ${devtype} ${devnum}:${distro_bootpart} ${a_script} ${next} ; then |
| source ${a_script} |
| else |
| echo "${next} not found on SD card" |
| fi |
| fi |
| exit |
| fi |
| erase_size=0x1000 |
| if itest.s xMX25L6405D == "x${sfname}"; then |
| erase_size=0x10000 |
| fi |
| setexpr filesize ${erase_size} - ${offset} |
| fi |
| |
| echo "Need U-Boot upgrade" ; |
| echo "Program in 5 seconds" ; |
| for n in 5 4 3 2 1 ; do |
| echo $n ; |
| sleep 1 ; |
| done |
| echo "erasing" ; |
| sf erase 0 ${erase_size} ; |
| |
| # two steps to prevent bricking |
| echo "programming" ; |
| setexpr a1 ${a_uImage1} + 0x400 |
| setexpr o1 ${offset} + 0x400 |
| setexpr s1 ${filesize} - 0x400 |
| sf write ${a1} ${o1} ${s1} ; |
| sf write ${a_uImage1} $offset 0x400 ; |
| |
| if itest.s x7D == "x${imx_cpu}"; then |
| sf write ${a_qspi1} ${qspi_offset} 0x200 |
| fi |
| |
| echo "verifying" ; |
| if sf read ${a_uImage2} $offset $filesize ; then |
| else |
| echo "Error re-reading EEPROM" ; |
| exit |
| fi |
| if cmp.b ${a_uImage1} ${a_uImage2} $filesize ; then |
| else |
| echo "Read verification error" ; |
| exit |
| fi |
| |
| if itest.s x7D == "x${imx_cpu}"; then |
| if sf read ${a_qspi2} ${qspi_offset} 0x200 ; then |
| else |
| echo "Error re-reading qspi" ; |
| exit |
| fi |
| if cmp.b ${a_qspi1} ${a_qspi2} 0x200 ; then |
| else |
| echo "qspi parameter block verification error" ; |
| exit |
| fi |
| fi |
| |
| if itest.s "x" != "x${next}" ; then |
| if ${fs}load ${devtype} ${devnum}:${distro_bootpart} ${a_script} ${next} ; then |
| source ${a_script} |
| else |
| echo "${next} not found on ${devtype} ${devnum}:${distro_bootpart}" |
| fi |
| fi |
| fi |
| |
| if itest.s "xno" == "x${reset}" ; then |
| while echo "---- U-Boot upgraded. Please reset the board" ; do |
| sleep 120 |
| done |
| fi |
| echo "---- U-Boot upgraded. The board will now reset." |
| sleep 1 |
| reset |
| done |