| The following instructions will help you to flash partition table and |
| prebuilt bootloader onto Poplar board. |
| |
| * Find a USB disk formated with FAT file system, copy fastboot.bin and |
| recovery_files/ folder onto the disk. |
| |
| * Attach the USB disk to USB port J2 (next to IR receiver), and power on |
| Poplar board with button S3 (USB_BOOT) pressed until following |
| messages are seen on serial output. |
| |
| Entry usb bootstrap |
| |
| Usb disk(1): |
| Decrypt auxiliary code ...OK |
| |
| * Hit any key to stop U-Boot autoboot and get into the prompt. |
| |
| * Run U-Boot commands below to install partition table and bootloader. |
| |
| poplar# usb reset |
| poplar# fatload usb 0:1 ${scriptaddr} recovery_files/install.scr |
| poplar# source ${scriptaddr} |
| |
| These instructions are only necessary for initial bootloader |
| installation or board unbricking. Once the initial installation is |
| completed, you can update bootloader with fastboot support as below. |
| |
| * Connect Poplar (USB port J2) to PC with a Male-to-Male USB cable. |
| |
| * Power on Poplar, get into U-Boot prompt and run command below. |
| |
| poplar# fastboot 0 |
| |
| * On PC side, run command below to update the bootloader. |
| |
| $ fastboot flash mmcsda1 loader.bin |
| |
| To install the AOSP images, use fastboot commands as below. |
| |
| $ fastboot flash mmcsda2 boot.img |
| $ fastboot flash mmcsda3 system.img |
| $ fastboot flash mmcsda5 vendor.img |
| $ fastboot flash mmcsda6 cache.img |
| $ fastboot flash mmcsda7 userdata.img |
