Differences
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| Both sides previous revision Previous revision | Next revision Both sides next revision | ||
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cmd:imgfetch [2016/02/17 11:26] mcb30 |
cmd:imgfetch [2021/05/24 12:37] mcb30 |
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| imgfetch http://boot.ipxe.org/1mb | imgfetch http://boot.ipxe.org/1mb | ||
| - | === Download and boot a Linux kernel, initrd and kernel module (using a script) === | + | === Download and boot a Linux kernel, initrd and kernel module === |
| #!ipxe | #!ipxe | ||
| - | kernel /boot/vmlinuz-2.6.31 | + | kernel /boot/vmlinuz-2.6.31 initrd=initrd.magic |
| initrd initrd.img | initrd initrd.img | ||
| initrd /modules/2.6.31/e1000.ko /lib/modules/e1000.ko | initrd /modules/2.6.31/e1000.ko /lib/modules/e1000.ko | ||
| Line 54: | Line 54: | ||
| There is no difference between the commands ''imgfetch'', ''module'', and ''initrd''. | There is no difference between the commands ''imgfetch'', ''module'', and ''initrd''. | ||
| - | When booting a Linux kernel, any argument supplied to the ''initrd'' command will be used as the pathname for that image within the initial RAM filesystem. For example, if you have the script | + | When booting a Linux kernel, iPXE can construct a "magic initrd" by injecting downloaded files into the initial RAM filesystem image. Any argument supplied to the ''initrd'' command will be used as the pathname for that image within the ''initrd.magic'' initial RAM filesystem. For example, if you have the script |
| #!ipxe | #!ipxe | ||
| | | ||
| - | kernel /boot/vmlinuz-2.6.31 | + | kernel /boot/vmlinuz-2.6.31 initrd=initrd.magic |
| initrd initrd.img | initrd initrd.img | ||
| initrd /initscripts/deploy.sh /sbin/init mode=755 | initrd /initscripts/deploy.sh /sbin/init mode=755 | ||
