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![]() This is useful to update the bootloader/vfat partition from u-boot when you don't want to update everything: U-Boot> tftpboot 0x1000000 tmp/0VXje Waiting for Ethernet connection... done. Using sms0 device TFTP from server 192.168.0.1; our IP address is 192.168.0.26 Filename 'image.vfat'. Load address: 0x1000000 Loading: ################################################## 40 MiB 2.1 MiB/s done Bytes transferred = 41943040 (2800000 hex) U-Boot> mmc part Partition Map for MMC device 0 -- Partition Type: DOS Part Start Sector Num Sectors UUID Type 1 8192 81920 a63a4fbc-01 0c Boot 2 90112 163840 a63a4fbc-02 83 U-Boot> mmc erase 0x2000 0x14000 MMC erase: dev # 0, block # 8192, count 81920 ... 81920 blocks erased: OK U-Boot> mmc write 0x1000000 0x2000 0x14000 MMC write: dev # 0, block # 8192, count 81920 ... 81920 blocks written: OK U-Boot> Signed-off-by: Matthew McClintock <msm-oss@mcclintock.net> |
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linux-raspberrypi-base.bbclass | ||
sdcard_image-rpi.bbclass |