57 lines
2.2 KiB
Plaintext
57 lines
2.2 KiB
Plaintext
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# Bootscript using the new unified bootcmd handling
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#
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# Expects to be called with the following environment variables set:
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#
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# devtype e.g. mmc/scsi etc
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# devnum The device number of the given type
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# bootpart The partition containing the boot files
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# distro_bootpart The partition containing the boot files
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# (introduced in u-boot mainline 2016.01)
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# prefix Prefix within the boot partiion to the boot files
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# kernel_addr_r Address to load the kernel to
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# fdt_addr_r Address to load the FDT to
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# ramdisk_addr_r Address to load the initrd to.
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#
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# The uboot must support the booti and generic filesystem load commands.
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if test -n "${console}"; then
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setenv bootargs "${bootargs} console=${console}"
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fi
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setenv bootargs @@LINUX_KERNEL_CMDLINE_DEFAULTS@@ ${bootargs} @@LINUX_KERNEL_CMDLINE@@
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@@UBOOT_ENV_EXTRA@@
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if test -z "${fk_kvers}"; then
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setenv fk_kvers '@@KERNEL_VERSION@@'
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fi
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# These two blocks should be the same apart from the use of
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# ${fk_kvers} in the first, the syntax supported by u-boot does not
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# lend itself to removing this duplication.
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if test -n "${fdtfile}"; then
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setenv fdtpath dtbs/${fk_kvers}/${fdtfile}
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else
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setenv fdtpath dtb-${fk_kvers}
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fi
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if test -z "${distro_bootpart}"; then
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setenv partition ${bootpart}
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else
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setenv partition ${distro_bootpart}
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fi
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@@UBOOT_PREBOOT_EXTRA@@
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load ${devtype} ${devnum}:${partition} ${kernel_addr_r} ${prefix}vmlinuz-${fk_kvers} \
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&& load ${devtype} ${devnum}:${partition} ${fdt_addr_r} ${prefix}${fdtpath} \
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&& load ${devtype} ${devnum}:${partition} ${ramdisk_addr_r} ${prefix}initrd.img-${fk_kvers} \
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&& echo "Booting Debian ${fk_kvers} from ${devtype} ${devnum}:${partition}..." \
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&& booti ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdt_addr_r}
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load ${devtype} ${devnum}:${partition} ${kernel_addr_r} ${prefix}vmlinuz \
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&& load ${devtype} ${devnum}:${partition} ${fdt_addr_r} ${prefix}dtb \
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&& load ${devtype} ${devnum}:${partition} ${ramdisk_addr_r} ${prefix}initrd.img \
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&& echo "Booting Debian from ${devtype} ${devnum}:${partition}..." \
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&& booti ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdt_addr_r}
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