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Tobias WaldekranzandJoachim Wiberg
246b06b8d5
The kernel's mounting of the rootfs may race against the underlying device being probed - especially for media like MMC cards and USB sticks. Therefore, tell the kernel to wait for the root device to show up.
19 lines
587 B
Bash
19 lines
587 B
Bash
if load ${devtype} ${devnum}:${auxpart} ${ramdisk_addr_r} /${slot}.itbh; then
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setenv old_fdt_addr ${fdt_addr}
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if fdt addr ${ramdisk_addr_r}; then
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fdt get value sqoffs /images/rootfs data-position
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fdt get value sqsize /images/rootfs data-size
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fdt addr ${old_fdt_addr}
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setexpr sqaddr ${ramdisk_addr_r} + ${sqoffs}
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setexpr sqblkcnt ${sqsize} / 0x200
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if part start ${devtype} ${devnum} ${slot} devoffs; then
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if ${devtype} read ${sqaddr} ${devoffs} ${sqblkcnt}; then
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setenv bootargs_root "root=PARTLABEL=${slot} rootwait"
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setenv prepared ok
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fi
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fi
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fi
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fi
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